<SEC-DOCUMENT>0001466593-21-000039.txt : 20210507
<SEC-HEADER>0001466593-21-000039.hdr.sgml : 20210507
<ACCEPTANCE-DATETIME>20210507125218
ACCESSION NUMBER:		0001466593-21-000039
CONFORMED SUBMISSION TYPE:	10-Q
PUBLIC DOCUMENT COUNT:		73
CONFORMED PERIOD OF REPORT:	20210331
FILED AS OF DATE:		20210507
DATE AS OF CHANGE:		20210507

FILER:

	COMPANY DATA:	
		COMPANY CONFORMED NAME:			Otter Tail Corp
		CENTRAL INDEX KEY:			0001466593
		STANDARD INDUSTRIAL CLASSIFICATION:	ELECTRIC SERVICES [4911]
		IRS NUMBER:				270383995
		STATE OF INCORPORATION:			MN
		FISCAL YEAR END:			1231

	FILING VALUES:
		FORM TYPE:		10-Q
		SEC ACT:		1934 Act
		SEC FILE NUMBER:	000-53713
		FILM NUMBER:		21901440

	BUSINESS ADDRESS:	
		STREET 1:		215 S CASCADE ST
		STREET 2:		PO BOX 496
		CITY:			FERGUS FALLS
		STATE:			MN
		ZIP:			56538-0496
		BUSINESS PHONE:		866-410-8780

	MAIL ADDRESS:	
		STREET 1:		215 S CASCADE ST
		STREET 2:		PO BOX 496
		CITY:			FERGUS FALLS
		STATE:			MN
		ZIP:			56538-0496

	FORMER COMPANY:	
		FORMER CONFORMED NAME:	Otter Tail Holding Co
		DATE OF NAME CHANGE:	20090618
</SEC-HEADER>
<DOCUMENT>
<TYPE>10-Q
<SEQUENCE>1
<FILENAME>ottr-20210331.htm
<DESCRIPTION>10-Q
<TEXT>
<XBRL>
<?xml version="1.0" ?><!--XBRL Document Created with Wdesk from Workiva--><!--Copyright 2021 Workiva--><!--r:5175639b-ee1e-4604-b574-a3957bad0594,g:26f82884-127b-48a9-a5e4-edc2a60f257f,d:3ccd65d188014ef19fc37bf6a1f38117--><html xmlns:dei="http://xbrl.sec.gov/dei/2020-01-31" xmlns:link="http://www.xbrl.org/2003/linkbase" xmlns:srt="http://fasb.org/srt/2020-01-31" xmlns:xbrldi="http://xbrl.org/2006/xbrldi" xmlns="http://www.w3.org/1999/xhtml" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xmlns:ixt="http://www.xbrl.org/inlineXBRL/transformation/2015-02-26" xmlns:xbrli="http://www.xbrl.org/2003/instance" xmlns:us-gaap="http://fasb.org/us-gaap/2020-01-31" xmlns:ix="http://www.xbrl.org/2013/inlineXBRL" xmlns:ottr="http://www.otpco.com/20210331" xmlns:ixt-sec="http://www.sec.gov/inlineXBRL/transformation/2015-08-31" xmlns:iso4217="http://www.xbrl.org/2003/iso4217" xmlns:xlink="http://www.w3.org/1999/xlink" xml:lang="en-US"><head><meta http-equiv="Content-Type" content="text/html"/>


<title>ottr-20210331</title></head><body><div style="display:none"><ix:header><ix:hidden><ix:nonNumeric contextRef="i3a76d1213b09470fa8c6c3f49fa75d98_D20210101-20210331" name="dei:EntityCentralIndexKey" id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN180L2ZyYWc6NzE1ZGQxOWFkYjU2NGMxZDkwOTU3ZjRkNDhlZTgzNzIvdGFibGU6NjA4MzJkODhlMDg3NDY1NmFmNTQ3MzNjYzQ0NWMyNmEvdGFibGVyYW5nZTo2MDgzMmQ4OGUwODc0NjU2YWY1NDczM2NjNDQ1YzI2YV8zLTEtMS0xLTA_ba7e23b8-36c8-4385-acd1-88b3fac1b73f">0001466593</ix:nonNumeric><ix:nonNumeric contextRef="i3a76d1213b09470fa8c6c3f49fa75d98_D20210101-20210331" name="dei:AmendmentFlag" id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN180L2ZyYWc6NzE1ZGQxOWFkYjU2NGMxZDkwOTU3ZjRkNDhlZTgzNzIvdGFibGU6NjA4MzJkODhlMDg3NDY1NmFmNTQ3MzNjYzQ0NWMyNmEvdGFibGVyYW5nZTo2MDgzMmQ4OGUwODc0NjU2YWY1NDczM2NjNDQ1YzI2YV80LTEtMS0xLTA_7c4ecd04-d713-4356-9bda-f59693a6c608">false</ix:nonNumeric><ix:nonNumeric contextRef="i3a76d1213b09470fa8c6c3f49fa75d98_D20210101-20210331" name="dei:DocumentFiscalPeriodFocus" id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN180L2ZyYWc6NzE1ZGQxOWFkYjU2NGMxZDkwOTU3ZjRkNDhlZTgzNzIvdGFibGU6NjA4MzJkODhlMDg3NDY1NmFmNTQ3MzNjYzQ0NWMyNmEvdGFibGVyYW5nZTo2MDgzMmQ4OGUwODc0NjU2YWY1NDczM2NjNDQ1YzI2YV81LTEtMS0xLTA_b2de02ef-318c-46cf-835c-0013e3702c6b">Q1</ix:nonNumeric><ix:nonNumeric contextRef="i3a76d1213b09470fa8c6c3f49fa75d98_D20210101-20210331" name="dei:DocumentFiscalYearFocus" id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN180L2ZyYWc6NzE1ZGQxOWFkYjU2NGMxZDkwOTU3ZjRkNDhlZTgzNzIvdGFibGU6NjA4MzJkODhlMDg3NDY1NmFmNTQ3MzNjYzQ0NWMyNmEvdGFibGVyYW5nZTo2MDgzMmQ4OGUwODc0NjU2YWY1NDczM2NjNDQ1YzI2YV82LTEtMS0xLTA_eb0a6578-b23d-4df5-82d8-bcef8edf8b45">2021</ix:nonNumeric><ix:nonNumeric contextRef="i3a76d1213b09470fa8c6c3f49fa75d98_D20210101-20210331" name="dei:CurrentFiscalYearEndDate" id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN180L2ZyYWc6NzE1ZGQxOWFkYjU2NGMxZDkwOTU3ZjRkNDhlZTgzNzIvdGV4dHJlZ2lvbjo3MTVkZDE5YWRiNTY0YzFkOTA5NTdmNGQ0OGVlODM3Ml84MjQ2MzM3MjA4MzM2_0c446cca-477f-4ced-8ed7-6ce9f1903e03">--12-31</ix:nonNumeric><ix:nonNumeric contextRef="i63ad16ed41f640a8936ee7cb8ee495fb_D20210101-20210331" name="us-gaap:ShareBasedCompensationArrangementByShareBasedPaymentAwardAwardVestingPeriod1" id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN183MC9mcmFnOmNmMTFlNDdkM2FiYzQ4Y2JhODRjNDc3OGU5MmM0ZmIxL3RleHRyZWdpb246Y2YxMWU0N2QzYWJjNDhjYmE4NGM0Nzc4ZTkyYzRmYjFfNTI5_6a08c93c-5bb1-4bc5-acc7-79f8fbb2de30">P3Y</ix:nonNumeric></ix:hidden><ix:references xml:lang="en-US"><link:schemaRef xlink:type="simple" xlink:href="ottr-20210331.xsd"></link:schemaRef></ix:references><ix:resources><xbrli:context id="i3a76d1213b09470fa8c6c3f49fa75d98_D20210101-20210331"><xbrli:entity><xbrli:identifier scheme="http://www.sec.gov/CIK">0001466593</xbrli:identifier></xbrli:entity><xbrli:period><xbrli:startDate>2021-01-01</xbrli:startDate><xbrli:endDate>2021-03-31</xbrli:endDate></xbrli:period></xbrli:context><xbrli:unit id="shares"><xbrli:measure>xbrli:shares</xbrli:measure></xbrli:unit><xbrli:context id="i45b832d75e9f4a409a87465ef7ec45f8_I20210430"><xbrli:entity><xbrli:identifier scheme="http://www.sec.gov/CIK">0001466593</xbrli:identifier></xbrli:entity><xbrli:period><xbrli:instant>2021-04-30</xbrli:instant></xbrli:period></xbrli:context><xbrli:unit id="usd"><xbrli:measure>iso4217:USD</xbrli:measure></xbrli:unit><xbrli:context id="i5458f4d6e23940ca92dd24eb67c70571_I20210331"><xbrli:entity><xbrli:identifier scheme="http://www.sec.gov/CIK">0001466593</xbrli:identifier></xbrli:entity><xbrli:period><xbrli:instant>2021-03-31</xbrli:instant></xbrli:period></xbrli:context><xbrli:context id="ifaff5a04688f4997a27c915d8eb05db2_I20201231"><xbrli:entity><xbrli:identifier scheme="http://www.sec.gov/CIK">0001466593</xbrli:identifier></xbrli:entity><xbrli:period><xbrli:instant>2020-12-31</xbrli:instant></xbrli:period></xbrli:context><xbrli:unit id="usdPerShare"><xbrli:divide><xbrli:unitNumerator><xbrli:measure>iso4217:USD</xbrli:measure></xbrli:unitNumerator><xbrli:unitDenominator><xbrli:measure>xbrli:shares</xbrli:measure></xbrli:unitDenominator></xbrli:divide></xbrli:unit><xbrli:context id="i497d771d63ba495b90194c44d92564fb_D20210101-20210331"><xbrli:entity><xbrli:identifier scheme="http://www.sec.gov/CIK">0001466593</xbrli:identifier><xbrli:segment><xbrldi:explicitMember dimension="srt:ProductOrServiceAxis">ottr:ElectricMember</xbrldi:explicitMember></xbrli:segment></xbrli:entity><xbrli:period><xbrli:startDate>2021-01-01</xbrli:startDate><xbrli:endDate>2021-03-31</xbrli:endDate></xbrli:period></xbrli:context><xbrli:context id="i7e90301f6cd946eb9a637b2e34d6ac6b_D20200101-20200331"><xbrli:entity><xbrli:identifier scheme="http://www.sec.gov/CIK">0001466593</xbrli:identifier><xbrli:segment><xbrldi:explicitMember dimension="srt:ProductOrServiceAxis">ottr:ElectricMember</xbrldi:explicitMember></xbrli:segment></xbrli:entity><xbrli:period><xbrli:startDate>2020-01-01</xbrli:startDate><xbrli:endDate>2020-03-31</xbrli:endDate></xbrli:period></xbrli:context><xbrli:context id="id38520a8dc054c88a280e883f3c663d0_D20210101-20210331"><xbrli:entity><xbrli:identifier scheme="http://www.sec.gov/CIK">0001466593</xbrli:identifier><xbrli:segment><xbrldi:explicitMember dimension="srt:ProductOrServiceAxis">ottr:ProductSalesMember</xbrldi:explicitMember></xbrli:segment></xbrli:entity><xbrli:period><xbrli:startDate>2021-01-01</xbrli:startDate><xbrli:endDate>2021-03-31</xbrli:endDate></xbrli:period></xbrli:context><xbrli:context id="ic5f6685ebe4446739e7678906aa0a73b_D20200101-20200331"><xbrli:entity><xbrli:identifier scheme="http://www.sec.gov/CIK">0001466593</xbrli:identifier><xbrli:segment><xbrldi:explicitMember dimension="srt:ProductOrServiceAxis">ottr:ProductSalesMember</xbrldi:explicitMember></xbrli:segment></xbrli:entity><xbrli:period><xbrli:startDate>2020-01-01</xbrli:startDate><xbrli:endDate>2020-03-31</xbrli:endDate></xbrli:period></xbrli:context><xbrli:context id="i052d02afe6704673b1b47c9fbf47ec24_D20200101-20200331"><xbrli:entity><xbrli:identifier scheme="http://www.sec.gov/CIK">0001466593</xbrli:identifier></xbrli:entity><xbrli:period><xbrli:startDate>2020-01-01</xbrli:startDate><xbrli:endDate>2020-03-31</xbrli:endDate></xbrli:period></xbrli:context><xbrli:context id="ie0f5bee305b54d3a9022577264d8c938_I20201231"><xbrli:entity><xbrli:identifier scheme="http://www.sec.gov/CIK">0001466593</xbrli:identifier><xbrli:segment><xbrldi:explicitMember dimension="us-gaap:StatementEquityComponentsAxis">us-gaap:CommonStockMember</xbrldi:explicitMember></xbrli:segment></xbrli:entity><xbrli:period><xbrli:instant>2020-12-31</xbrli:instant></xbrli:period></xbrli:context><xbrli:context id="ice405aeaeaf349489e6bea520d524e6a_I20201231"><xbrli:entity><xbrli:identifier scheme="http://www.sec.gov/CIK">0001466593</xbrli:identifier><xbrli:segment><xbrldi:explicitMember dimension="us-gaap:StatementEquityComponentsAxis">us-gaap:AdditionalPaidInCapitalMember</xbrldi:explicitMember></xbrli:segment></xbrli:entity><xbrli:period><xbrli:instant>2020-12-31</xbrli:instant></xbrli:period></xbrli:context><xbrli:context id="i5ff4864c75ff4477b40c7e2d852a8c48_I20201231"><xbrli:entity><xbrli:identifier scheme="http://www.sec.gov/CIK">0001466593</xbrli:identifier><xbrli:segment><xbrldi:explicitMember dimension="us-gaap:StatementEquityComponentsAxis">us-gaap:RetainedEarningsMember</xbrldi:explicitMember></xbrli:segment></xbrli:entity><xbrli:period><xbrli:instant>2020-12-31</xbrli:instant></xbrli:period></xbrli:context><xbrli:context id="i56afa85b9e9e44b6869b318a489369da_I20201231"><xbrli:entity><xbrli:identifier scheme="http://www.sec.gov/CIK">0001466593</xbrli:identifier><xbrli:segment><xbrldi:explicitMember dimension="us-gaap:StatementEquityComponentsAxis">us-gaap:AccumulatedOtherComprehensiveIncomeMember</xbrldi:explicitMember></xbrli:segment></xbrli:entity><xbrli:period><xbrli:instant>2020-12-31</xbrli:instant></xbrli:period></xbrli:context><xbrli:context id="ib5cddad86e6a49b7addf23886328d211_D20210101-20210331"><xbrli:entity><xbrli:identifier scheme="http://www.sec.gov/CIK">0001466593</xbrli:identifier><xbrli:segment><xbrldi:explicitMember dimension="us-gaap:StatementEquityComponentsAxis">us-gaap:CommonStockMember</xbrldi:explicitMember></xbrli:segment></xbrli:entity><xbrli:period><xbrli:startDate>2021-01-01</xbrli:startDate><xbrli:endDate>2021-03-31</xbrli:endDate></xbrli:period></xbrli:context><xbrli:context id="i2167a2a8d68f4f2786f4eae003ee1d5a_D20210101-20210331"><xbrli:entity><xbrli:identifier scheme="http://www.sec.gov/CIK">0001466593</xbrli:identifier><xbrli:segment><xbrldi:explicitMember dimension="us-gaap:StatementEquityComponentsAxis">us-gaap:AdditionalPaidInCapitalMember</xbrldi:explicitMember></xbrli:segment></xbrli:entity><xbrli:period><xbrli:startDate>2021-01-01</xbrli:startDate><xbrli:endDate>2021-03-31</xbrli:endDate></xbrli:period></xbrli:context><xbrli:context id="i88bafbdf7849411ba898aaefe9236f0c_D20210101-20210331"><xbrli:entity><xbrli:identifier scheme="http://www.sec.gov/CIK">0001466593</xbrli:identifier><xbrli:segment><xbrldi:explicitMember dimension="us-gaap:StatementEquityComponentsAxis">us-gaap:RetainedEarningsMember</xbrldi:explicitMember></xbrli:segment></xbrli:entity><xbrli:period><xbrli:startDate>2021-01-01</xbrli:startDate><xbrli:endDate>2021-03-31</xbrli:endDate></xbrli:period></xbrli:context><xbrli:context id="id1b5004b260d442097d682076193aa22_D20210101-20210331"><xbrli:entity><xbrli:identifier scheme="http://www.sec.gov/CIK">0001466593</xbrli:identifier><xbrli:segment><xbrldi:explicitMember dimension="us-gaap:StatementEquityComponentsAxis">us-gaap:AccumulatedOtherComprehensiveIncomeMember</xbrldi:explicitMember></xbrli:segment></xbrli:entity><xbrli:period><xbrli:startDate>2021-01-01</xbrli:startDate><xbrli:endDate>2021-03-31</xbrli:endDate></xbrli:period></xbrli:context><xbrli:context id="i0ba03c66b0a64f0d9ece9bc850824d7d_I20210331"><xbrli:entity><xbrli:identifier scheme="http://www.sec.gov/CIK">0001466593</xbrli:identifier><xbrli:segment><xbrldi:explicitMember dimension="us-gaap:StatementEquityComponentsAxis">us-gaap:CommonStockMember</xbrldi:explicitMember></xbrli:segment></xbrli:entity><xbrli:period><xbrli:instant>2021-03-31</xbrli:instant></xbrli:period></xbrli:context><xbrli:context id="idcd837bb21864e8288ad6ea16d907a21_I20210331"><xbrli:entity><xbrli:identifier scheme="http://www.sec.gov/CIK">0001466593</xbrli:identifier><xbrli:segment><xbrldi:explicitMember dimension="us-gaap:StatementEquityComponentsAxis">us-gaap:AdditionalPaidInCapitalMember</xbrldi:explicitMember></xbrli:segment></xbrli:entity><xbrli:period><xbrli:instant>2021-03-31</xbrli:instant></xbrli:period></xbrli:context><xbrli:context id="i0b24f23c2c854c7395b052a8c2b7b067_I20210331"><xbrli:entity><xbrli:identifier scheme="http://www.sec.gov/CIK">0001466593</xbrli:identifier><xbrli:segment><xbrldi:explicitMember dimension="us-gaap:StatementEquityComponentsAxis">us-gaap:RetainedEarningsMember</xbrldi:explicitMember></xbrli:segment></xbrli:entity><xbrli:period><xbrli:instant>2021-03-31</xbrli:instant></xbrli:period></xbrli:context><xbrli:context id="i6c5a3ead2b2c40dd88cf8223d4c3b46b_I20210331"><xbrli:entity><xbrli:identifier scheme="http://www.sec.gov/CIK">0001466593</xbrli:identifier><xbrli:segment><xbrldi:explicitMember dimension="us-gaap:StatementEquityComponentsAxis">us-gaap:AccumulatedOtherComprehensiveIncomeMember</xbrldi:explicitMember></xbrli:segment></xbrli:entity><xbrli:period><xbrli:instant>2021-03-31</xbrli:instant></xbrli:period></xbrli:context><xbrli:context id="i900353a404f042c9883241e203d1280c_I20191231"><xbrli:entity><xbrli:identifier scheme="http://www.sec.gov/CIK">0001466593</xbrli:identifier><xbrli:segment><xbrldi:explicitMember dimension="us-gaap:StatementEquityComponentsAxis">us-gaap:CommonStockMember</xbrldi:explicitMember></xbrli:segment></xbrli:entity><xbrli:period><xbrli:instant>2019-12-31</xbrli:instant></xbrli:period></xbrli:context><xbrli:context id="i9fff30f0be3b49e7a53af9d8dd0775dd_I20191231"><xbrli:entity><xbrli:identifier scheme="http://www.sec.gov/CIK">0001466593</xbrli:identifier><xbrli:segment><xbrldi:explicitMember dimension="us-gaap:StatementEquityComponentsAxis">us-gaap:AdditionalPaidInCapitalMember</xbrldi:explicitMember></xbrli:segment></xbrli:entity><xbrli:period><xbrli:instant>2019-12-31</xbrli:instant></xbrli:period></xbrli:context><xbrli:context id="ibddec1067762408bb1289007f06da16c_I20191231"><xbrli:entity><xbrli:identifier scheme="http://www.sec.gov/CIK">0001466593</xbrli:identifier><xbrli:segment><xbrldi:explicitMember dimension="us-gaap:StatementEquityComponentsAxis">us-gaap:RetainedEarningsMember</xbrldi:explicitMember></xbrli:segment></xbrli:entity><xbrli:period><xbrli:instant>2019-12-31</xbrli:instant></xbrli:period></xbrli:context><xbrli:context id="i77845e789c6b43ec91879c88f2d1106d_I20191231"><xbrli:entity><xbrli:identifier scheme="http://www.sec.gov/CIK">0001466593</xbrli:identifier><xbrli:segment><xbrldi:explicitMember dimension="us-gaap:StatementEquityComponentsAxis">us-gaap:AccumulatedOtherComprehensiveIncomeMember</xbrldi:explicitMember></xbrli:segment></xbrli:entity><xbrli:period><xbrli:instant>2019-12-31</xbrli:instant></xbrli:period></xbrli:context><xbrli:context id="i28c5c5fd4936450fbcde574f8a44083f_I20191231"><xbrli:entity><xbrli:identifier scheme="http://www.sec.gov/CIK">0001466593</xbrli:identifier></xbrli:entity><xbrli:period><xbrli:instant>2019-12-31</xbrli:instant></xbrli:period></xbrli:context><xbrli:context id="i4ed85a6a1d304e689b06db042f83075d_D20200101-20200331"><xbrli:entity><xbrli:identifier scheme="http://www.sec.gov/CIK">0001466593</xbrli:identifier><xbrli:segment><xbrldi:explicitMember dimension="us-gaap:StatementEquityComponentsAxis">us-gaap:CommonStockMember</xbrldi:explicitMember></xbrli:segment></xbrli:entity><xbrli:period><xbrli:startDate>2020-01-01</xbrli:startDate><xbrli:endDate>2020-03-31</xbrli:endDate></xbrli:period></xbrli:context><xbrli:context id="i4ca6d6f17ac1483a80904686c58b7ab7_D20200101-20200331"><xbrli:entity><xbrli:identifier scheme="http://www.sec.gov/CIK">0001466593</xbrli:identifier><xbrli:segment><xbrldi:explicitMember dimension="us-gaap:StatementEquityComponentsAxis">us-gaap:AdditionalPaidInCapitalMember</xbrldi:explicitMember></xbrli:segment></xbrli:entity><xbrli:period><xbrli:startDate>2020-01-01</xbrli:startDate><xbrli:endDate>2020-03-31</xbrli:endDate></xbrli:period></xbrli:context><xbrli:context id="if8680c19d9c14ff19564223882cf69dd_D20200101-20200331"><xbrli:entity><xbrli:identifier scheme="http://www.sec.gov/CIK">0001466593</xbrli:identifier><xbrli:segment><xbrldi:explicitMember dimension="us-gaap:StatementEquityComponentsAxis">us-gaap:RetainedEarningsMember</xbrldi:explicitMember></xbrli:segment></xbrli:entity><xbrli:period><xbrli:startDate>2020-01-01</xbrli:startDate><xbrli:endDate>2020-03-31</xbrli:endDate></xbrli:period></xbrli:context><xbrli:context id="if82467279f1c41fb8e08d42c3b66eb75_D20200101-20200331"><xbrli:entity><xbrli:identifier scheme="http://www.sec.gov/CIK">0001466593</xbrli:identifier><xbrli:segment><xbrldi:explicitMember dimension="us-gaap:StatementEquityComponentsAxis">us-gaap:AccumulatedOtherComprehensiveIncomeMember</xbrldi:explicitMember></xbrli:segment></xbrli:entity><xbrli:period><xbrli:startDate>2020-01-01</xbrli:startDate><xbrli:endDate>2020-03-31</xbrli:endDate></xbrli:period></xbrli:context><xbrli:context id="i0846aee561074c47b244f7323f1df58b_I20200331"><xbrli:entity><xbrli:identifier scheme="http://www.sec.gov/CIK">0001466593</xbrli:identifier><xbrli:segment><xbrldi:explicitMember dimension="us-gaap:StatementEquityComponentsAxis">us-gaap:CommonStockMember</xbrldi:explicitMember></xbrli:segment></xbrli:entity><xbrli:period><xbrli:instant>2020-03-31</xbrli:instant></xbrli:period></xbrli:context><xbrli:context id="i6794253e9746414a87adbf601b4577f0_I20200331"><xbrli:entity><xbrli:identifier scheme="http://www.sec.gov/CIK">0001466593</xbrli:identifier><xbrli:segment><xbrldi:explicitMember dimension="us-gaap:StatementEquityComponentsAxis">us-gaap:AdditionalPaidInCapitalMember</xbrldi:explicitMember></xbrli:segment></xbrli:entity><xbrli:period><xbrli:instant>2020-03-31</xbrli:instant></xbrli:period></xbrli:context><xbrli:context id="i304f8952ac2b424498c7fbec96f7e283_I20200331"><xbrli:entity><xbrli:identifier scheme="http://www.sec.gov/CIK">0001466593</xbrli:identifier><xbrli:segment><xbrldi:explicitMember dimension="us-gaap:StatementEquityComponentsAxis">us-gaap:RetainedEarningsMember</xbrldi:explicitMember></xbrli:segment></xbrli:entity><xbrli:period><xbrli:instant>2020-03-31</xbrli:instant></xbrli:period></xbrli:context><xbrli:context id="ia86b4c2eb6884e71bea63f7325e68c18_I20200331"><xbrli:entity><xbrli:identifier scheme="http://www.sec.gov/CIK">0001466593</xbrli:identifier><xbrli:segment><xbrldi:explicitMember dimension="us-gaap:StatementEquityComponentsAxis">us-gaap:AccumulatedOtherComprehensiveIncomeMember</xbrldi:explicitMember></xbrli:segment></xbrli:entity><xbrli:period><xbrli:instant>2020-03-31</xbrli:instant></xbrli:period></xbrli:context><xbrli:context id="ic8fd250704a84c89af2f5d812fa776ae_I20200331"><xbrli:entity><xbrli:identifier scheme="http://www.sec.gov/CIK">0001466593</xbrli:identifier></xbrli:entity><xbrli:period><xbrli:instant>2020-03-31</xbrli:instant></xbrli:period></xbrli:context><xbrli:context id="i17bace7121ba45ccadfa01000ba66467_I20210331"><xbrli:entity><xbrli:identifier scheme="http://www.sec.gov/CIK">0001466593</xbrli:identifier><xbrli:segment><xbrldi:explicitMember dimension="us-gaap:StatementEquityComponentsAxis">us-gaap:AccumulatedNetUnrealizedInvestmentGainLossMember</xbrldi:explicitMember></xbrli:segment></xbrli:entity><xbrli:period><xbrli:instant>2021-03-31</xbrli:instant></xbrli:period></xbrli:context><xbrli:context id="ib2ba0f8a70214b0bb53951de09f8c7a0_I20201231"><xbrli:entity><xbrli:identifier scheme="http://www.sec.gov/CIK">0001466593</xbrli:identifier><xbrli:segment><xbrldi:explicitMember dimension="us-gaap:StatementEquityComponentsAxis">us-gaap:AccumulatedNetUnrealizedInvestmentGainLossMember</xbrldi:explicitMember></xbrli:segment></xbrli:entity><xbrli:period><xbrli:instant>2020-12-31</xbrli:instant></xbrli:period></xbrli:context><xbrli:context id="i37908411a4794c6798dc4b6e64c06097_I20210331"><xbrli:entity><xbrli:identifier scheme="http://www.sec.gov/CIK">0001466593</xbrli:identifier><xbrli:segment><xbrldi:explicitMember dimension="us-gaap:StatementEquityComponentsAxis">us-gaap:AccumulatedDefinedBenefitPlansAdjustmentNetUnamortizedGainLossMember</xbrldi:explicitMember></xbrli:segment></xbrli:entity><xbrli:period><xbrli:instant>2021-03-31</xbrli:instant></xbrli:period></xbrli:context><xbrli:context id="i92664cd13ccb4ff2aba8aa2ef0a2feae_I20201231"><xbrli:entity><xbrli:identifier scheme="http://www.sec.gov/CIK">0001466593</xbrli:identifier><xbrli:segment><xbrldi:explicitMember dimension="us-gaap:StatementEquityComponentsAxis">us-gaap:AccumulatedDefinedBenefitPlansAdjustmentNetUnamortizedGainLossMember</xbrldi:explicitMember></xbrli:segment></xbrli:entity><xbrli:period><xbrli:instant>2020-12-31</xbrli:instant></xbrli:period></xbrli:context><xbrli:unit id="segment"><xbrli:measure>ottr:segment</xbrli:measure></xbrli:unit><xbrli:context id="i12fec6c6c1c7480193881b54ed9c42ed_D20210101-20210331"><xbrli:entity><xbrli:identifier scheme="http://www.sec.gov/CIK">0001466593</xbrli:identifier><xbrli:segment><xbrldi:explicitMember dimension="srt:ConsolidationItemsAxis">us-gaap:OperatingSegmentsMember</xbrldi:explicitMember><xbrldi:explicitMember dimension="us-gaap:StatementBusinessSegmentsAxis">ottr:ElectricMember</xbrldi:explicitMember></xbrli:segment></xbrli:entity><xbrli:period><xbrli:startDate>2021-01-01</xbrli:startDate><xbrli:endDate>2021-03-31</xbrli:endDate></xbrli:period></xbrli:context><xbrli:context id="ie673c1cddab44142be52164318824b9f_D20200101-20200331"><xbrli:entity><xbrli:identifier scheme="http://www.sec.gov/CIK">0001466593</xbrli:identifier><xbrli:segment><xbrldi:explicitMember dimension="srt:ConsolidationItemsAxis">us-gaap:OperatingSegmentsMember</xbrldi:explicitMember><xbrldi:explicitMember dimension="us-gaap:StatementBusinessSegmentsAxis">ottr:ElectricMember</xbrldi:explicitMember></xbrli:segment></xbrli:entity><xbrli:period><xbrli:startDate>2020-01-01</xbrli:startDate><xbrli:endDate>2020-03-31</xbrli:endDate></xbrli:period></xbrli:context><xbrli:context id="i23021e0849864b39a1eba3bd1055ab18_D20210101-20210331"><xbrli:entity><xbrli:identifier scheme="http://www.sec.gov/CIK">0001466593</xbrli:identifier><xbrli:segment><xbrldi:explicitMember dimension="srt:ConsolidationItemsAxis">us-gaap:OperatingSegmentsMember</xbrldi:explicitMember><xbrldi:explicitMember dimension="us-gaap:StatementBusinessSegmentsAxis">ottr:ManufacturingMember</xbrldi:explicitMember></xbrli:segment></xbrli:entity><xbrli:period><xbrli:startDate>2021-01-01</xbrli:startDate><xbrli:endDate>2021-03-31</xbrli:endDate></xbrli:period></xbrli:context><xbrli:context id="icbe1102afd1f42ae8c87a69654089b7c_D20200101-20200331"><xbrli:entity><xbrli:identifier scheme="http://www.sec.gov/CIK">0001466593</xbrli:identifier><xbrli:segment><xbrldi:explicitMember dimension="srt:ConsolidationItemsAxis">us-gaap:OperatingSegmentsMember</xbrldi:explicitMember><xbrldi:explicitMember dimension="us-gaap:StatementBusinessSegmentsAxis">ottr:ManufacturingMember</xbrldi:explicitMember></xbrli:segment></xbrli:entity><xbrli:period><xbrli:startDate>2020-01-01</xbrli:startDate><xbrli:endDate>2020-03-31</xbrli:endDate></xbrli:period></xbrli:context><xbrli:context id="ibcf7ee07eff0413ba8175532e246e1bd_D20210101-20210331"><xbrli:entity><xbrli:identifier scheme="http://www.sec.gov/CIK">0001466593</xbrli:identifier><xbrli:segment><xbrldi:explicitMember dimension="srt:ConsolidationItemsAxis">us-gaap:OperatingSegmentsMember</xbrldi:explicitMember><xbrldi:explicitMember dimension="us-gaap:StatementBusinessSegmentsAxis">ottr:PlasticsMember</xbrldi:explicitMember></xbrli:segment></xbrli:entity><xbrli:period><xbrli:startDate>2021-01-01</xbrli:startDate><xbrli:endDate>2021-03-31</xbrli:endDate></xbrli:period></xbrli:context><xbrli:context id="i2faea3f8db1d423fb909554f7bc72eed_D20200101-20200331"><xbrli:entity><xbrli:identifier scheme="http://www.sec.gov/CIK">0001466593</xbrli:identifier><xbrli:segment><xbrldi:explicitMember dimension="srt:ConsolidationItemsAxis">us-gaap:OperatingSegmentsMember</xbrldi:explicitMember><xbrldi:explicitMember dimension="us-gaap:StatementBusinessSegmentsAxis">ottr:PlasticsMember</xbrldi:explicitMember></xbrli:segment></xbrli:entity><xbrli:period><xbrli:startDate>2020-01-01</xbrli:startDate><xbrli:endDate>2020-03-31</xbrli:endDate></xbrli:period></xbrli:context><xbrli:context id="i0c39f2c8027f4d1bb8fea9444282064f_D20210101-20210331"><xbrli:entity><xbrli:identifier scheme="http://www.sec.gov/CIK">0001466593</xbrli:identifier><xbrli:segment><xbrldi:explicitMember dimension="srt:ConsolidationItemsAxis">us-gaap:CorporateNonSegmentMember</xbrldi:explicitMember></xbrli:segment></xbrli:entity><xbrli:period><xbrli:startDate>2021-01-01</xbrli:startDate><xbrli:endDate>2021-03-31</xbrli:endDate></xbrli:period></xbrli:context><xbrli:context id="if59f644f39aa41b7ab3c11f4bdd7b5eb_D20200101-20200331"><xbrli:entity><xbrli:identifier scheme="http://www.sec.gov/CIK">0001466593</xbrli:identifier><xbrli:segment><xbrldi:explicitMember dimension="srt:ConsolidationItemsAxis">us-gaap:CorporateNonSegmentMember</xbrldi:explicitMember></xbrli:segment></xbrli:entity><xbrli:period><xbrli:startDate>2020-01-01</xbrli:startDate><xbrli:endDate>2020-03-31</xbrli:endDate></xbrli:period></xbrli:context><xbrli:context id="i9e29711171d8403c9432251806bcbc50_I20210331"><xbrli:entity><xbrli:identifier scheme="http://www.sec.gov/CIK">0001466593</xbrli:identifier><xbrli:segment><xbrldi:explicitMember dimension="srt:ConsolidationItemsAxis">us-gaap:OperatingSegmentsMember</xbrldi:explicitMember><xbrldi:explicitMember dimension="us-gaap:StatementBusinessSegmentsAxis">ottr:ElectricMember</xbrldi:explicitMember></xbrli:segment></xbrli:entity><xbrli:period><xbrli:instant>2021-03-31</xbrli:instant></xbrli:period></xbrli:context><xbrli:context id="i786d1faa437a47c687c486bb3f9e1425_I20201231"><xbrli:entity><xbrli:identifier scheme="http://www.sec.gov/CIK">0001466593</xbrli:identifier><xbrli:segment><xbrldi:explicitMember dimension="srt:ConsolidationItemsAxis">us-gaap:OperatingSegmentsMember</xbrldi:explicitMember><xbrldi:explicitMember dimension="us-gaap:StatementBusinessSegmentsAxis">ottr:ElectricMember</xbrldi:explicitMember></xbrli:segment></xbrli:entity><xbrli:period><xbrli:instant>2020-12-31</xbrli:instant></xbrli:period></xbrli:context><xbrli:context id="if110cb7153a74198ad89f4ca7281f7b9_I20210331"><xbrli:entity><xbrli:identifier scheme="http://www.sec.gov/CIK">0001466593</xbrli:identifier><xbrli:segment><xbrldi:explicitMember dimension="srt:ConsolidationItemsAxis">us-gaap:OperatingSegmentsMember</xbrldi:explicitMember><xbrldi:explicitMember dimension="us-gaap:StatementBusinessSegmentsAxis">ottr:ManufacturingMember</xbrldi:explicitMember></xbrli:segment></xbrli:entity><xbrli:period><xbrli:instant>2021-03-31</xbrli:instant></xbrli:period></xbrli:context><xbrli:context id="iaaad4ec09a6346fb9dbad7805f0f19dd_I20201231"><xbrli:entity><xbrli:identifier scheme="http://www.sec.gov/CIK">0001466593</xbrli:identifier><xbrli:segment><xbrldi:explicitMember dimension="srt:ConsolidationItemsAxis">us-gaap:OperatingSegmentsMember</xbrldi:explicitMember><xbrldi:explicitMember dimension="us-gaap:StatementBusinessSegmentsAxis">ottr:ManufacturingMember</xbrldi:explicitMember></xbrli:segment></xbrli:entity><xbrli:period><xbrli:instant>2020-12-31</xbrli:instant></xbrli:period></xbrli:context><xbrli:context id="i4b383ddee9b2445ca91925935ce70d2d_I20210331"><xbrli:entity><xbrli:identifier scheme="http://www.sec.gov/CIK">0001466593</xbrli:identifier><xbrli:segment><xbrldi:explicitMember dimension="srt:ConsolidationItemsAxis">us-gaap:OperatingSegmentsMember</xbrldi:explicitMember><xbrldi:explicitMember dimension="us-gaap:StatementBusinessSegmentsAxis">ottr:PlasticsMember</xbrldi:explicitMember></xbrli:segment></xbrli:entity><xbrli:period><xbrli:instant>2021-03-31</xbrli:instant></xbrli:period></xbrli:context><xbrli:context id="i48bb57dccb1544e5a29d5ed1434c1801_I20201231"><xbrli:entity><xbrli:identifier scheme="http://www.sec.gov/CIK">0001466593</xbrli:identifier><xbrli:segment><xbrldi:explicitMember dimension="srt:ConsolidationItemsAxis">us-gaap:OperatingSegmentsMember</xbrldi:explicitMember><xbrldi:explicitMember dimension="us-gaap:StatementBusinessSegmentsAxis">ottr:PlasticsMember</xbrldi:explicitMember></xbrli:segment></xbrli:entity><xbrli:period><xbrli:instant>2020-12-31</xbrli:instant></xbrli:period></xbrli:context><xbrli:context id="i0c142e3251884ccbbdfb99a679e56594_I20210331"><xbrli:entity><xbrli:identifier scheme="http://www.sec.gov/CIK">0001466593</xbrli:identifier><xbrli:segment><xbrldi:explicitMember dimension="srt:ConsolidationItemsAxis">us-gaap:CorporateNonSegmentMember</xbrldi:explicitMember></xbrli:segment></xbrli:entity><xbrli:period><xbrli:instant>2021-03-31</xbrli:instant></xbrli:period></xbrli:context><xbrli:context id="i9dd4cfc84be54b6dacc07fc1c11c82e7_I20201231"><xbrli:entity><xbrli:identifier scheme="http://www.sec.gov/CIK">0001466593</xbrli:identifier><xbrli:segment><xbrldi:explicitMember dimension="srt:ConsolidationItemsAxis">us-gaap:CorporateNonSegmentMember</xbrldi:explicitMember></xbrli:segment></xbrli:entity><xbrli:period><xbrli:instant>2020-12-31</xbrli:instant></xbrli:period></xbrli:context><xbrli:context id="i87e59e42add9461a9dd61bfd76ca3202_D20210101-20210331"><xbrli:entity><xbrli:identifier scheme="http://www.sec.gov/CIK">0001466593</xbrli:identifier><xbrli:segment><xbrldi:explicitMember dimension="srt:ConsolidationItemsAxis">us-gaap:OperatingSegmentsMember</xbrldi:explicitMember><xbrldi:explicitMember dimension="us-gaap:StatementBusinessSegmentsAxis">ottr:ElectricMember</xbrldi:explicitMember><xbrldi:explicitMember dimension="srt:ProductOrServiceAxis">ottr:RetailResidentialMember</xbrldi:explicitMember></xbrli:segment></xbrli:entity><xbrli:period><xbrli:startDate>2021-01-01</xbrli:startDate><xbrli:endDate>2021-03-31</xbrli:endDate></xbrli:period></xbrli:context><xbrli:context id="if71c853f3442499fa8bccd17bcde22bb_D20200101-20200331"><xbrli:entity><xbrli:identifier scheme="http://www.sec.gov/CIK">0001466593</xbrli:identifier><xbrli:segment><xbrldi:explicitMember dimension="srt:ConsolidationItemsAxis">us-gaap:OperatingSegmentsMember</xbrldi:explicitMember><xbrldi:explicitMember dimension="us-gaap:StatementBusinessSegmentsAxis">ottr:ElectricMember</xbrldi:explicitMember><xbrldi:explicitMember dimension="srt:ProductOrServiceAxis">ottr:RetailResidentialMember</xbrldi:explicitMember></xbrli:segment></xbrli:entity><xbrli:period><xbrli:startDate>2020-01-01</xbrli:startDate><xbrli:endDate>2020-03-31</xbrli:endDate></xbrli:period></xbrli:context><xbrli:context id="i473fa81733d24d0183d0a5f303ff02be_D20210101-20210331"><xbrli:entity><xbrli:identifier scheme="http://www.sec.gov/CIK">0001466593</xbrli:identifier><xbrli:segment><xbrldi:explicitMember dimension="srt:ProductOrServiceAxis">ottr:RetailCommercialAndIndustrialMember</xbrldi:explicitMember><xbrldi:explicitMember dimension="srt:ConsolidationItemsAxis">us-gaap:OperatingSegmentsMember</xbrldi:explicitMember><xbrldi:explicitMember dimension="us-gaap:StatementBusinessSegmentsAxis">ottr:ElectricMember</xbrldi:explicitMember></xbrli:segment></xbrli:entity><xbrli:period><xbrli:startDate>2021-01-01</xbrli:startDate><xbrli:endDate>2021-03-31</xbrli:endDate></xbrli:period></xbrli:context><xbrli:context id="iafc54803f0c34c5ba3125985da96a10f_D20200101-20200331"><xbrli:entity><xbrli:identifier scheme="http://www.sec.gov/CIK">0001466593</xbrli:identifier><xbrli:segment><xbrldi:explicitMember dimension="srt:ProductOrServiceAxis">ottr:RetailCommercialAndIndustrialMember</xbrldi:explicitMember><xbrldi:explicitMember dimension="srt:ConsolidationItemsAxis">us-gaap:OperatingSegmentsMember</xbrldi:explicitMember><xbrldi:explicitMember dimension="us-gaap:StatementBusinessSegmentsAxis">ottr:ElectricMember</xbrldi:explicitMember></xbrli:segment></xbrli:entity><xbrli:period><xbrli:startDate>2020-01-01</xbrli:startDate><xbrli:endDate>2020-03-31</xbrli:endDate></xbrli:period></xbrli:context><xbrli:context id="ifdaa1925448a4c59b1141cf1681bfb48_D20210101-20210331"><xbrli:entity><xbrli:identifier scheme="http://www.sec.gov/CIK">0001466593</xbrli:identifier><xbrli:segment><xbrldi:explicitMember dimension="srt:ConsolidationItemsAxis">us-gaap:OperatingSegmentsMember</xbrldi:explicitMember><xbrldi:explicitMember dimension="us-gaap:StatementBusinessSegmentsAxis">ottr:ElectricMember</xbrldi:explicitMember><xbrldi:explicitMember dimension="srt:ProductOrServiceAxis">ottr:RetailOtherMember</xbrldi:explicitMember></xbrli:segment></xbrli:entity><xbrli:period><xbrli:startDate>2021-01-01</xbrli:startDate><xbrli:endDate>2021-03-31</xbrli:endDate></xbrli:period></xbrli:context><xbrli:context id="i037d0136ff4c4f50ad1df560e3d5a321_D20200101-20200331"><xbrli:entity><xbrli:identifier scheme="http://www.sec.gov/CIK">0001466593</xbrli:identifier><xbrli:segment><xbrldi:explicitMember dimension="srt:ConsolidationItemsAxis">us-gaap:OperatingSegmentsMember</xbrldi:explicitMember><xbrldi:explicitMember dimension="us-gaap:StatementBusinessSegmentsAxis">ottr:ElectricMember</xbrldi:explicitMember><xbrldi:explicitMember dimension="srt:ProductOrServiceAxis">ottr:RetailOtherMember</xbrldi:explicitMember></xbrli:segment></xbrli:entity><xbrli:period><xbrli:startDate>2020-01-01</xbrli:startDate><xbrli:endDate>2020-03-31</xbrli:endDate></xbrli:period></xbrli:context><xbrli:context id="i0db8c8add4e2452a9773ef9a6d0fc2cb_D20210101-20210331"><xbrli:entity><xbrli:identifier scheme="http://www.sec.gov/CIK">0001466593</xbrli:identifier><xbrli:segment><xbrldi:explicitMember dimension="srt:ProductOrServiceAxis">ottr:ElectronicProductRetailMember</xbrldi:explicitMember><xbrldi:explicitMember dimension="srt:ConsolidationItemsAxis">us-gaap:OperatingSegmentsMember</xbrldi:explicitMember><xbrldi:explicitMember dimension="us-gaap:StatementBusinessSegmentsAxis">ottr:ElectricMember</xbrldi:explicitMember></xbrli:segment></xbrli:entity><xbrli:period><xbrli:startDate>2021-01-01</xbrli:startDate><xbrli:endDate>2021-03-31</xbrli:endDate></xbrli:period></xbrli:context><xbrli:context id="i9192c35c5d0647d28374ae292b52165f_D20200101-20200331"><xbrli:entity><xbrli:identifier scheme="http://www.sec.gov/CIK">0001466593</xbrli:identifier><xbrli:segment><xbrldi:explicitMember dimension="srt:ProductOrServiceAxis">ottr:ElectronicProductRetailMember</xbrldi:explicitMember><xbrldi:explicitMember dimension="srt:ConsolidationItemsAxis">us-gaap:OperatingSegmentsMember</xbrldi:explicitMember><xbrldi:explicitMember dimension="us-gaap:StatementBusinessSegmentsAxis">ottr:ElectricMember</xbrldi:explicitMember></xbrli:segment></xbrli:entity><xbrli:period><xbrli:startDate>2020-01-01</xbrli:startDate><xbrli:endDate>2020-03-31</xbrli:endDate></xbrli:period></xbrli:context><xbrli:context id="i3e9f4cb2f2784b43a6f6b192cb37c28f_D20210101-20210331"><xbrli:entity><xbrli:identifier scheme="http://www.sec.gov/CIK">0001466593</xbrli:identifier><xbrli:segment><xbrldi:explicitMember dimension="srt:ProductOrServiceAxis">us-gaap:ElectricTransmissionMember</xbrldi:explicitMember><xbrldi:explicitMember dimension="srt:ConsolidationItemsAxis">us-gaap:OperatingSegmentsMember</xbrldi:explicitMember><xbrldi:explicitMember dimension="us-gaap:StatementBusinessSegmentsAxis">ottr:ElectricMember</xbrldi:explicitMember></xbrli:segment></xbrli:entity><xbrli:period><xbrli:startDate>2021-01-01</xbrli:startDate><xbrli:endDate>2021-03-31</xbrli:endDate></xbrli:period></xbrli:context><xbrli:context id="i68d7aede1891451a8cfb46f319f5ae9a_D20200101-20200331"><xbrli:entity><xbrli:identifier scheme="http://www.sec.gov/CIK">0001466593</xbrli:identifier><xbrli:segment><xbrldi:explicitMember dimension="srt:ProductOrServiceAxis">us-gaap:ElectricTransmissionMember</xbrldi:explicitMember><xbrldi:explicitMember dimension="srt:ConsolidationItemsAxis">us-gaap:OperatingSegmentsMember</xbrldi:explicitMember><xbrldi:explicitMember dimension="us-gaap:StatementBusinessSegmentsAxis">ottr:ElectricMember</xbrldi:explicitMember></xbrli:segment></xbrli:entity><xbrli:period><xbrli:startDate>2020-01-01</xbrli:startDate><xbrli:endDate>2020-03-31</xbrli:endDate></xbrli:period></xbrli:context><xbrli:context id="id354d9d5b2b54c1cb474b80528bcd62b_D20210101-20210331"><xbrli:entity><xbrli:identifier scheme="http://www.sec.gov/CIK">0001466593</xbrli:identifier><xbrli:segment><xbrldi:explicitMember dimension="srt:ConsolidationItemsAxis">us-gaap:OperatingSegmentsMember</xbrldi:explicitMember><xbrldi:explicitMember dimension="srt:ProductOrServiceAxis">ottr:WholesaleMember</xbrldi:explicitMember><xbrldi:explicitMember dimension="us-gaap:StatementBusinessSegmentsAxis">ottr:ElectricMember</xbrldi:explicitMember></xbrli:segment></xbrli:entity><xbrli:period><xbrli:startDate>2021-01-01</xbrli:startDate><xbrli:endDate>2021-03-31</xbrli:endDate></xbrli:period></xbrli:context><xbrli:context id="if0aae2b12986425b9c0c777a791d4923_D20200101-20200331"><xbrli:entity><xbrli:identifier scheme="http://www.sec.gov/CIK">0001466593</xbrli:identifier><xbrli:segment><xbrldi:explicitMember dimension="srt:ConsolidationItemsAxis">us-gaap:OperatingSegmentsMember</xbrldi:explicitMember><xbrldi:explicitMember dimension="srt:ProductOrServiceAxis">ottr:WholesaleMember</xbrldi:explicitMember><xbrldi:explicitMember dimension="us-gaap:StatementBusinessSegmentsAxis">ottr:ElectricMember</xbrldi:explicitMember></xbrli:segment></xbrli:entity><xbrli:period><xbrli:startDate>2020-01-01</xbrli:startDate><xbrli:endDate>2020-03-31</xbrli:endDate></xbrli:period></xbrli:context><xbrli:context id="i620c1e337bce46b9944f26224d7db5b4_D20210101-20210331"><xbrli:entity><xbrli:identifier scheme="http://www.sec.gov/CIK">0001466593</xbrli:identifier><xbrli:segment><xbrldi:explicitMember dimension="srt:ConsolidationItemsAxis">us-gaap:OperatingSegmentsMember</xbrldi:explicitMember><xbrldi:explicitMember dimension="srt:ProductOrServiceAxis">ottr:ElectricProductOtherMember</xbrldi:explicitMember><xbrldi:explicitMember dimension="us-gaap:StatementBusinessSegmentsAxis">ottr:ElectricMember</xbrldi:explicitMember></xbrli:segment></xbrli:entity><xbrli:period><xbrli:startDate>2021-01-01</xbrli:startDate><xbrli:endDate>2021-03-31</xbrli:endDate></xbrli:period></xbrli:context><xbrli:context id="idf4cd48802ed43e8ad19dc81a7fb6557_D20200101-20200331"><xbrli:entity><xbrli:identifier scheme="http://www.sec.gov/CIK">0001466593</xbrli:identifier><xbrli:segment><xbrldi:explicitMember dimension="srt:ConsolidationItemsAxis">us-gaap:OperatingSegmentsMember</xbrldi:explicitMember><xbrldi:explicitMember dimension="srt:ProductOrServiceAxis">ottr:ElectricProductOtherMember</xbrldi:explicitMember><xbrldi:explicitMember dimension="us-gaap:StatementBusinessSegmentsAxis">ottr:ElectricMember</xbrldi:explicitMember></xbrli:segment></xbrli:entity><xbrli:period><xbrli:startDate>2020-01-01</xbrli:startDate><xbrli:endDate>2020-03-31</xbrli:endDate></xbrli:period></xbrli:context><xbrli:context id="i3b5a42b6353847fd93799037406f5a9c_D20210101-20210331"><xbrli:entity><xbrli:identifier scheme="http://www.sec.gov/CIK">0001466593</xbrli:identifier><xbrli:segment><xbrldi:explicitMember dimension="srt:ProductOrServiceAxis">ottr:MetalPartsAndToolingMember</xbrldi:explicitMember><xbrldi:explicitMember dimension="srt:ConsolidationItemsAxis">us-gaap:OperatingSegmentsMember</xbrldi:explicitMember><xbrldi:explicitMember dimension="us-gaap:StatementBusinessSegmentsAxis">ottr:ManufacturingMember</xbrldi:explicitMember></xbrli:segment></xbrli:entity><xbrli:period><xbrli:startDate>2021-01-01</xbrli:startDate><xbrli:endDate>2021-03-31</xbrli:endDate></xbrli:period></xbrli:context><xbrli:context id="i25811ae525904142bb5741727286a18a_D20200101-20200331"><xbrli:entity><xbrli:identifier scheme="http://www.sec.gov/CIK">0001466593</xbrli:identifier><xbrli:segment><xbrldi:explicitMember dimension="srt:ProductOrServiceAxis">ottr:MetalPartsAndToolingMember</xbrldi:explicitMember><xbrldi:explicitMember dimension="srt:ConsolidationItemsAxis">us-gaap:OperatingSegmentsMember</xbrldi:explicitMember><xbrldi:explicitMember dimension="us-gaap:StatementBusinessSegmentsAxis">ottr:ManufacturingMember</xbrldi:explicitMember></xbrli:segment></xbrli:entity><xbrli:period><xbrli:startDate>2020-01-01</xbrli:startDate><xbrli:endDate>2020-03-31</xbrli:endDate></xbrli:period></xbrli:context><xbrli:context id="i6ae448bc163d4ca29606a5e09ecffe17_D20210101-20210331"><xbrli:entity><xbrli:identifier scheme="http://www.sec.gov/CIK">0001466593</xbrli:identifier><xbrli:segment><xbrldi:explicitMember dimension="srt:ConsolidationItemsAxis">us-gaap:OperatingSegmentsMember</xbrldi:explicitMember><xbrldi:explicitMember dimension="srt:ProductOrServiceAxis">ottr:PlasticProductsMember</xbrldi:explicitMember><xbrldi:explicitMember dimension="us-gaap:StatementBusinessSegmentsAxis">ottr:ManufacturingMember</xbrldi:explicitMember></xbrli:segment></xbrli:entity><xbrli:period><xbrli:startDate>2021-01-01</xbrli:startDate><xbrli:endDate>2021-03-31</xbrli:endDate></xbrli:period></xbrli:context><xbrli:context id="i2938f71b391346d490a7b0dd010ede63_D20200101-20200331"><xbrli:entity><xbrli:identifier scheme="http://www.sec.gov/CIK">0001466593</xbrli:identifier><xbrli:segment><xbrldi:explicitMember dimension="srt:ConsolidationItemsAxis">us-gaap:OperatingSegmentsMember</xbrldi:explicitMember><xbrldi:explicitMember dimension="srt:ProductOrServiceAxis">ottr:PlasticProductsMember</xbrldi:explicitMember><xbrldi:explicitMember dimension="us-gaap:StatementBusinessSegmentsAxis">ottr:ManufacturingMember</xbrldi:explicitMember></xbrli:segment></xbrli:entity><xbrli:period><xbrli:startDate>2020-01-01</xbrli:startDate><xbrli:endDate>2020-03-31</xbrli:endDate></xbrli:period></xbrli:context><xbrli:context id="i34c68b2a6af940d8890b6ced7e927429_D20210101-20210331"><xbrli:entity><xbrli:identifier scheme="http://www.sec.gov/CIK">0001466593</xbrli:identifier><xbrli:segment><xbrldi:explicitMember dimension="srt:ProductOrServiceAxis">ottr:ScrapMetalSalesMember</xbrldi:explicitMember><xbrldi:explicitMember dimension="srt:ConsolidationItemsAxis">us-gaap:OperatingSegmentsMember</xbrldi:explicitMember><xbrldi:explicitMember dimension="us-gaap:StatementBusinessSegmentsAxis">ottr:ManufacturingMember</xbrldi:explicitMember></xbrli:segment></xbrli:entity><xbrli:period><xbrli:startDate>2021-01-01</xbrli:startDate><xbrli:endDate>2021-03-31</xbrli:endDate></xbrli:period></xbrli:context><xbrli:context id="id0beb0465e9c4187a0090b3e43bf8a0c_D20200101-20200331"><xbrli:entity><xbrli:identifier scheme="http://www.sec.gov/CIK">0001466593</xbrli:identifier><xbrli:segment><xbrldi:explicitMember dimension="srt:ProductOrServiceAxis">ottr:ScrapMetalSalesMember</xbrldi:explicitMember><xbrldi:explicitMember dimension="srt:ConsolidationItemsAxis">us-gaap:OperatingSegmentsMember</xbrldi:explicitMember><xbrldi:explicitMember dimension="us-gaap:StatementBusinessSegmentsAxis">ottr:ManufacturingMember</xbrldi:explicitMember></xbrli:segment></xbrli:entity><xbrli:period><xbrli:startDate>2020-01-01</xbrli:startDate><xbrli:endDate>2020-03-31</xbrli:endDate></xbrli:period></xbrli:context><xbrli:context id="i85a0b2c2d5034088809484baf6160690_D20210101-20210331"><xbrli:entity><xbrli:identifier scheme="http://www.sec.gov/CIK">0001466593</xbrli:identifier><xbrli:segment><xbrldi:explicitMember dimension="srt:ConsolidationItemsAxis">us-gaap:OperatingSegmentsMember</xbrldi:explicitMember></xbrli:segment></xbrli:entity><xbrli:period><xbrli:startDate>2021-01-01</xbrli:startDate><xbrli:endDate>2021-03-31</xbrli:endDate></xbrli:period></xbrli:context><xbrli:context id="i4414d7c08ca745c1ad34952f8076a6eb_D20200101-20200331"><xbrli:entity><xbrli:identifier scheme="http://www.sec.gov/CIK">0001466593</xbrli:identifier><xbrli:segment><xbrldi:explicitMember dimension="srt:ConsolidationItemsAxis">us-gaap:OperatingSegmentsMember</xbrldi:explicitMember></xbrli:segment></xbrli:entity><xbrli:period><xbrli:startDate>2020-01-01</xbrli:startDate><xbrli:endDate>2020-03-31</xbrli:endDate></xbrli:period></xbrli:context><xbrli:context id="i13db6d6f6cc345629f379fad2f040249_I20210331"><xbrli:entity><xbrli:identifier scheme="http://www.sec.gov/CIK">0001466593</xbrli:identifier><xbrli:segment><xbrldi:explicitMember dimension="us-gaap:PublicUtilityAxis">ottr:ElectricPlantMember</xbrldi:explicitMember><xbrldi:explicitMember dimension="us-gaap:PropertyPlantAndEquipmentByTypeAxis">ottr:ElectricPlantInServiceMember</xbrldi:explicitMember></xbrli:segment></xbrli:entity><xbrli:period><xbrli:instant>2021-03-31</xbrli:instant></xbrli:period></xbrli:context><xbrli:context id="i9b6ad9ab325049359a018a430805e834_I20201231"><xbrli:entity><xbrli:identifier scheme="http://www.sec.gov/CIK">0001466593</xbrli:identifier><xbrli:segment><xbrldi:explicitMember dimension="us-gaap:PublicUtilityAxis">ottr:ElectricPlantMember</xbrldi:explicitMember><xbrldi:explicitMember dimension="us-gaap:PropertyPlantAndEquipmentByTypeAxis">ottr:ElectricPlantInServiceMember</xbrldi:explicitMember></xbrli:segment></xbrli:entity><xbrli:period><xbrli:instant>2020-12-31</xbrli:instant></xbrli:period></xbrli:context><xbrli:context id="idbaf39d2a5b04828b5b3b2d8c2af87af_I20210331"><xbrli:entity><xbrli:identifier scheme="http://www.sec.gov/CIK">0001466593</xbrli:identifier><xbrli:segment><xbrldi:explicitMember dimension="us-gaap:PublicUtilityAxis">ottr:ElectricPlantMember</xbrldi:explicitMember><xbrldi:explicitMember dimension="us-gaap:PropertyPlantAndEquipmentByTypeAxis">us-gaap:ConstructionInProgressMember</xbrldi:explicitMember></xbrli:segment></xbrli:entity><xbrli:period><xbrli:instant>2021-03-31</xbrli:instant></xbrli:period></xbrli:context><xbrli:context id="i5e91b8d3b0fa45efa53b93aafab822a3_I20201231"><xbrli:entity><xbrli:identifier scheme="http://www.sec.gov/CIK">0001466593</xbrli:identifier><xbrli:segment><xbrldi:explicitMember dimension="us-gaap:PublicUtilityAxis">ottr:ElectricPlantMember</xbrldi:explicitMember><xbrldi:explicitMember dimension="us-gaap:PropertyPlantAndEquipmentByTypeAxis">us-gaap:ConstructionInProgressMember</xbrldi:explicitMember></xbrli:segment></xbrli:entity><xbrli:period><xbrli:instant>2020-12-31</xbrli:instant></xbrli:period></xbrli:context><xbrli:context id="i93b8b27d1eb148c7861a899d9576ab17_I20210331"><xbrli:entity><xbrli:identifier scheme="http://www.sec.gov/CIK">0001466593</xbrli:identifier><xbrli:segment><xbrldi:explicitMember dimension="us-gaap:PublicUtilityAxis">ottr:ElectricPlantMember</xbrldi:explicitMember></xbrli:segment></xbrli:entity><xbrli:period><xbrli:instant>2021-03-31</xbrli:instant></xbrli:period></xbrli:context><xbrli:context id="i1cc03c4aaa58493a94f2a8b97cf08c39_I20201231"><xbrli:entity><xbrli:identifier scheme="http://www.sec.gov/CIK">0001466593</xbrli:identifier><xbrli:segment><xbrldi:explicitMember dimension="us-gaap:PublicUtilityAxis">ottr:ElectricPlantMember</xbrldi:explicitMember></xbrli:segment></xbrli:entity><xbrli:period><xbrli:instant>2020-12-31</xbrli:instant></xbrli:period></xbrli:context><xbrli:context id="i54b0f66ead3a4f1c989b979ce782160b_I20210331"><xbrli:entity><xbrli:identifier scheme="http://www.sec.gov/CIK">0001466593</xbrli:identifier><xbrli:segment><xbrldi:explicitMember dimension="us-gaap:PublicUtilityAxis">ottr:NonelectricPlantMember</xbrldi:explicitMember><xbrldi:explicitMember dimension="us-gaap:PropertyPlantAndEquipmentByTypeAxis">ottr:NonelectricOperationsPlantMember</xbrldi:explicitMember></xbrli:segment></xbrli:entity><xbrli:period><xbrli:instant>2021-03-31</xbrli:instant></xbrli:period></xbrli:context><xbrli:context id="if64fe889ef264cbd89a50b9400ce439a_I20201231"><xbrli:entity><xbrli:identifier scheme="http://www.sec.gov/CIK">0001466593</xbrli:identifier><xbrli:segment><xbrldi:explicitMember dimension="us-gaap:PublicUtilityAxis">ottr:NonelectricPlantMember</xbrldi:explicitMember><xbrldi:explicitMember dimension="us-gaap:PropertyPlantAndEquipmentByTypeAxis">ottr:NonelectricOperationsPlantMember</xbrldi:explicitMember></xbrli:segment></xbrli:entity><xbrli:period><xbrli:instant>2020-12-31</xbrli:instant></xbrli:period></xbrli:context><xbrli:context id="i43b4f952a852455e985337d0acff9e27_I20210331"><xbrli:entity><xbrli:identifier scheme="http://www.sec.gov/CIK">0001466593</xbrli:identifier><xbrli:segment><xbrldi:explicitMember dimension="us-gaap:PublicUtilityAxis">ottr:NonelectricPlantMember</xbrldi:explicitMember><xbrldi:explicitMember dimension="us-gaap:PropertyPlantAndEquipmentByTypeAxis">us-gaap:ConstructionInProgressMember</xbrldi:explicitMember></xbrli:segment></xbrli:entity><xbrli:period><xbrli:instant>2021-03-31</xbrli:instant></xbrli:period></xbrli:context><xbrli:context id="i97b7caafa2594d389d7bfb92c89bdb04_I20201231"><xbrli:entity><xbrli:identifier scheme="http://www.sec.gov/CIK">0001466593</xbrli:identifier><xbrli:segment><xbrldi:explicitMember dimension="us-gaap:PublicUtilityAxis">ottr:NonelectricPlantMember</xbrldi:explicitMember><xbrldi:explicitMember dimension="us-gaap:PropertyPlantAndEquipmentByTypeAxis">us-gaap:ConstructionInProgressMember</xbrldi:explicitMember></xbrli:segment></xbrli:entity><xbrli:period><xbrli:instant>2020-12-31</xbrli:instant></xbrli:period></xbrli:context><xbrli:context id="i555a3181dbac4028968e4b1e7da49070_I20210331"><xbrli:entity><xbrli:identifier scheme="http://www.sec.gov/CIK">0001466593</xbrli:identifier><xbrli:segment><xbrldi:explicitMember dimension="us-gaap:PublicUtilityAxis">ottr:NonelectricPlantMember</xbrldi:explicitMember></xbrli:segment></xbrli:entity><xbrli:period><xbrli:instant>2021-03-31</xbrli:instant></xbrli:period></xbrli:context><xbrli:context id="i222aa4e8772d42deb516ff7884e43f78_I20201231"><xbrli:entity><xbrli:identifier scheme="http://www.sec.gov/CIK">0001466593</xbrli:identifier><xbrli:segment><xbrldi:explicitMember dimension="us-gaap:PublicUtilityAxis">ottr:NonelectricPlantMember</xbrldi:explicitMember></xbrli:segment></xbrli:entity><xbrli:period><xbrli:instant>2020-12-31</xbrli:instant></xbrli:period></xbrli:context><xbrli:context id="if7be354bd3dc4de6b68171d089f3f712_I20210331"><xbrli:entity><xbrli:identifier scheme="http://www.sec.gov/CIK">0001466593</xbrli:identifier><xbrli:segment><xbrldi:explicitMember dimension="us-gaap:RegulatoryAssetAxis">ottr:PensionAndOtherPostretirementBenefitPlansMember</xbrldi:explicitMember></xbrli:segment></xbrli:entity><xbrli:period><xbrli:instant>2021-03-31</xbrli:instant></xbrli:period></xbrli:context><xbrli:context id="i8f8c0cc7fb2f4f709a96cefbc7e2e956_I20201231"><xbrli:entity><xbrli:identifier scheme="http://www.sec.gov/CIK">0001466593</xbrli:identifier><xbrli:segment><xbrldi:explicitMember dimension="us-gaap:RegulatoryAssetAxis">ottr:PensionAndOtherPostretirementBenefitPlansMember</xbrldi:explicitMember></xbrli:segment></xbrli:entity><xbrli:period><xbrli:instant>2020-12-31</xbrli:instant></xbrli:period></xbrli:context><xbrli:context id="ie864f4af8b4c4948ac87fbbd5b0a1c3f_D20210101-20210331"><xbrli:entity><xbrli:identifier scheme="http://www.sec.gov/CIK">0001466593</xbrli:identifier><xbrli:segment><xbrldi:explicitMember dimension="us-gaap:RegulatoryAssetAxis">ottr:AlternativeRevenueProgramRidersMember</xbrldi:explicitMember></xbrli:segment></xbrli:entity><xbrli:period><xbrli:startDate>2021-01-01</xbrli:startDate><xbrli:endDate>2021-03-31</xbrli:endDate></xbrli:period></xbrli:context><xbrli:context id="ib640796b6ecd45a581cfc5dc62df2e9a_I20210331"><xbrli:entity><xbrli:identifier scheme="http://www.sec.gov/CIK">0001466593</xbrli:identifier><xbrli:segment><xbrldi:explicitMember dimension="us-gaap:RegulatoryAssetAxis">ottr:AlternativeRevenueProgramRidersMember</xbrldi:explicitMember></xbrli:segment></xbrli:entity><xbrli:period><xbrli:instant>2021-03-31</xbrli:instant></xbrli:period></xbrli:context><xbrli:context id="i091ea736bedb4212968f0af456cfdfe6_I20201231"><xbrli:entity><xbrli:identifier scheme="http://www.sec.gov/CIK">0001466593</xbrli:identifier><xbrli:segment><xbrldi:explicitMember dimension="us-gaap:RegulatoryAssetAxis">ottr:AlternativeRevenueProgramRidersMember</xbrldi:explicitMember></xbrli:segment></xbrli:entity><xbrli:period><xbrli:instant>2020-12-31</xbrli:instant></xbrli:period></xbrli:context><xbrli:context id="i0253258175cd4bc094e7b6aa8145b7b3_I20210331"><xbrli:entity><xbrli:identifier scheme="http://www.sec.gov/CIK">0001466593</xbrli:identifier><xbrli:segment><xbrldi:explicitMember dimension="us-gaap:RegulatoryAssetAxis">ottr:AssetRetirementObligationsMember</xbrldi:explicitMember></xbrli:segment></xbrli:entity><xbrli:period><xbrli:instant>2021-03-31</xbrli:instant></xbrli:period></xbrli:context><xbrli:context id="i407553a4f0124a01b8f090eaa45b312c_I20201231"><xbrli:entity><xbrli:identifier scheme="http://www.sec.gov/CIK">0001466593</xbrli:identifier><xbrli:segment><xbrldi:explicitMember dimension="us-gaap:RegulatoryAssetAxis">ottr:AssetRetirementObligationsMember</xbrldi:explicitMember></xbrli:segment></xbrli:entity><xbrli:period><xbrli:instant>2020-12-31</xbrli:instant></xbrli:period></xbrli:context><xbrli:context id="i94fdf35abb5e46cca8e696d5f4e7450e_D20210101-20210331"><xbrli:entity><xbrli:identifier scheme="http://www.sec.gov/CIK">0001466593</xbrli:identifier><xbrli:segment><xbrldi:explicitMember dimension="us-gaap:RegulatoryAssetAxis">ottr:ISOCostRecoveryTrackersMember</xbrldi:explicitMember></xbrli:segment></xbrli:entity><xbrli:period><xbrli:startDate>2021-01-01</xbrli:startDate><xbrli:endDate>2021-03-31</xbrli:endDate></xbrli:period></xbrli:context><xbrli:context id="ie2521ac2abe54f0db224bedae6767aff_I20210331"><xbrli:entity><xbrli:identifier scheme="http://www.sec.gov/CIK">0001466593</xbrli:identifier><xbrli:segment><xbrldi:explicitMember dimension="us-gaap:RegulatoryAssetAxis">ottr:ISOCostRecoveryTrackersMember</xbrldi:explicitMember></xbrli:segment></xbrli:entity><xbrli:period><xbrli:instant>2021-03-31</xbrli:instant></xbrli:period></xbrli:context><xbrli:context id="i7d33c5fd196e4e1e83c6e25ef1fa666f_I20201231"><xbrli:entity><xbrli:identifier scheme="http://www.sec.gov/CIK">0001466593</xbrli:identifier><xbrli:segment><xbrldi:explicitMember dimension="us-gaap:RegulatoryAssetAxis">ottr:ISOCostRecoveryTrackersMember</xbrldi:explicitMember></xbrli:segment></xbrli:entity><xbrli:period><xbrli:instant>2020-12-31</xbrli:instant></xbrli:period></xbrli:context><xbrli:context id="i32da0783ff464bc7ad79d871ddec78fc_D20210101-20210331"><xbrli:entity><xbrli:identifier scheme="http://www.sec.gov/CIK">0001466593</xbrli:identifier><xbrli:segment><xbrldi:explicitMember dimension="us-gaap:RegulatoryAssetAxis">ottr:UnrecoveredProjectCostsMember</xbrldi:explicitMember></xbrli:segment></xbrli:entity><xbrli:period><xbrli:startDate>2021-01-01</xbrli:startDate><xbrli:endDate>2021-03-31</xbrli:endDate></xbrli:period></xbrli:context><xbrli:context id="iff970900753b4d4c9e4591211dbc715b_I20210331"><xbrli:entity><xbrli:identifier scheme="http://www.sec.gov/CIK">0001466593</xbrli:identifier><xbrli:segment><xbrldi:explicitMember dimension="us-gaap:RegulatoryAssetAxis">ottr:UnrecoveredProjectCostsMember</xbrldi:explicitMember></xbrli:segment></xbrli:entity><xbrli:period><xbrli:instant>2021-03-31</xbrli:instant></xbrli:period></xbrli:context><xbrli:context id="i9ba23b4d5588495abbaac0177267afae_I20201231"><xbrli:entity><xbrli:identifier scheme="http://www.sec.gov/CIK">0001466593</xbrli:identifier><xbrli:segment><xbrldi:explicitMember dimension="us-gaap:RegulatoryAssetAxis">ottr:UnrecoveredProjectCostsMember</xbrldi:explicitMember></xbrli:segment></xbrli:entity><xbrli:period><xbrli:instant>2020-12-31</xbrli:instant></xbrli:period></xbrli:context><xbrli:context id="iac6072ebb49244a188d8cf5b17488635_I20210331"><xbrli:entity><xbrli:identifier scheme="http://www.sec.gov/CIK">0001466593</xbrli:identifier><xbrli:segment><xbrldi:explicitMember dimension="us-gaap:RegulatoryAssetAxis">ottr:DeferredRateCaseExpensesMember</xbrldi:explicitMember></xbrli:segment></xbrli:entity><xbrli:period><xbrli:instant>2021-03-31</xbrli:instant></xbrli:period></xbrli:context><xbrli:context id="i4c8b05b52d9e4e3abe2bab83d2ca00ac_I20201231"><xbrli:entity><xbrli:identifier scheme="http://www.sec.gov/CIK">0001466593</xbrli:identifier><xbrli:segment><xbrldi:explicitMember dimension="us-gaap:RegulatoryAssetAxis">ottr:DeferredRateCaseExpensesMember</xbrldi:explicitMember></xbrli:segment></xbrli:entity><xbrli:period><xbrli:instant>2020-12-31</xbrli:instant></xbrli:period></xbrli:context><xbrli:context id="i37a9e21c670e444aaf5c374a0d39994d_D20210101-20210331"><xbrli:entity><xbrli:identifier scheme="http://www.sec.gov/CIK">0001466593</xbrli:identifier><xbrli:segment><xbrldi:explicitMember dimension="us-gaap:RegulatoryAssetAxis">ottr:DebtReacquisitionPremiumsMember</xbrldi:explicitMember></xbrli:segment></xbrli:entity><xbrli:period><xbrli:startDate>2021-01-01</xbrli:startDate><xbrli:endDate>2021-03-31</xbrli:endDate></xbrli:period></xbrli:context><xbrli:context id="i4bb43a788061473c97d35a1955c0c003_I20210331"><xbrli:entity><xbrli:identifier scheme="http://www.sec.gov/CIK">0001466593</xbrli:identifier><xbrli:segment><xbrldi:explicitMember dimension="us-gaap:RegulatoryAssetAxis">ottr:DebtReacquisitionPremiumsMember</xbrldi:explicitMember></xbrli:segment></xbrli:entity><xbrli:period><xbrli:instant>2021-03-31</xbrli:instant></xbrli:period></xbrli:context><xbrli:context id="i5b782972ce544396841e72a03d5f047a_I20201231"><xbrli:entity><xbrli:identifier scheme="http://www.sec.gov/CIK">0001466593</xbrli:identifier><xbrli:segment><xbrldi:explicitMember dimension="us-gaap:RegulatoryAssetAxis">ottr:DebtReacquisitionPremiumsMember</xbrldi:explicitMember></xbrli:segment></xbrli:entity><xbrli:period><xbrli:instant>2020-12-31</xbrli:instant></xbrli:period></xbrli:context><xbrli:context id="ifbf1eb642f82465596696d522fa544fd_I20210331"><xbrli:entity><xbrli:identifier scheme="http://www.sec.gov/CIK">0001466593</xbrli:identifier><xbrli:segment><xbrldi:explicitMember dimension="us-gaap:RegulatoryAssetAxis">ottr:OtherRegulatoryAssetsMember</xbrldi:explicitMember></xbrli:segment></xbrli:entity><xbrli:period><xbrli:instant>2021-03-31</xbrli:instant></xbrli:period></xbrli:context><xbrli:context id="i5eb0f6bb7e50443294a36d742a2cdd5c_I20201231"><xbrli:entity><xbrli:identifier scheme="http://www.sec.gov/CIK">0001466593</xbrli:identifier><xbrli:segment><xbrldi:explicitMember dimension="us-gaap:RegulatoryAssetAxis">ottr:OtherRegulatoryAssetsMember</xbrldi:explicitMember></xbrli:segment></xbrli:entity><xbrli:period><xbrli:instant>2020-12-31</xbrli:instant></xbrli:period></xbrli:context><xbrli:context id="i19ab0b4199c74009b1f0f0737b91f5a4_I20210331"><xbrli:entity><xbrli:identifier scheme="http://www.sec.gov/CIK">0001466593</xbrli:identifier><xbrli:segment><xbrldi:explicitMember dimension="us-gaap:RegulatoryLiabilityAxis">ottr:DeferredIncomeTaxesMember</xbrldi:explicitMember></xbrli:segment></xbrli:entity><xbrli:period><xbrli:instant>2021-03-31</xbrli:instant></xbrli:period></xbrli:context><xbrli:context id="i2fbaa9dfce49453098455f2796e1116e_I20201231"><xbrli:entity><xbrli:identifier scheme="http://www.sec.gov/CIK">0001466593</xbrli:identifier><xbrli:segment><xbrldi:explicitMember dimension="us-gaap:RegulatoryLiabilityAxis">ottr:DeferredIncomeTaxesMember</xbrldi:explicitMember></xbrli:segment></xbrli:entity><xbrli:period><xbrli:instant>2020-12-31</xbrli:instant></xbrli:period></xbrli:context><xbrli:context id="id7ffb5df68fc4e63a6645959c2075293_I20210331"><xbrli:entity><xbrli:identifier scheme="http://www.sec.gov/CIK">0001466593</xbrli:identifier><xbrli:segment><xbrldi:explicitMember dimension="us-gaap:RegulatoryLiabilityAxis">ottr:PlantRemovalObligationsMember</xbrldi:explicitMember></xbrli:segment></xbrli:entity><xbrli:period><xbrli:instant>2021-03-31</xbrli:instant></xbrli:period></xbrli:context><xbrli:context id="i9fe764f5417544448675198cf4944900_I20201231"><xbrli:entity><xbrli:identifier scheme="http://www.sec.gov/CIK">0001466593</xbrli:identifier><xbrli:segment><xbrldi:explicitMember dimension="us-gaap:RegulatoryLiabilityAxis">ottr:PlantRemovalObligationsMember</xbrldi:explicitMember></xbrli:segment></xbrli:entity><xbrli:period><xbrli:instant>2020-12-31</xbrli:instant></xbrli:period></xbrli:context><xbrli:context id="i907380c7668843759990dd2df9da0ee2_D20210101-20210331"><xbrli:entity><xbrli:identifier scheme="http://www.sec.gov/CIK">0001466593</xbrli:identifier><xbrli:segment><xbrldi:explicitMember dimension="us-gaap:RegulatoryLiabilityAxis">ottr:FuelClauseAdjustmentMember</xbrldi:explicitMember></xbrli:segment></xbrli:entity><xbrli:period><xbrli:startDate>2021-01-01</xbrli:startDate><xbrli:endDate>2021-03-31</xbrli:endDate></xbrli:period></xbrli:context><xbrli:context id="i9e08b864e5d645a0a21f44b0ad89fb49_I20210331"><xbrli:entity><xbrli:identifier scheme="http://www.sec.gov/CIK">0001466593</xbrli:identifier><xbrli:segment><xbrldi:explicitMember dimension="us-gaap:RegulatoryLiabilityAxis">ottr:FuelClauseAdjustmentMember</xbrldi:explicitMember></xbrli:segment></xbrli:entity><xbrli:period><xbrli:instant>2021-03-31</xbrli:instant></xbrli:period></xbrli:context><xbrli:context id="ibbf1f83753284846a97c045a86fb140a_I20201231"><xbrli:entity><xbrli:identifier scheme="http://www.sec.gov/CIK">0001466593</xbrli:identifier><xbrli:segment><xbrldi:explicitMember dimension="us-gaap:RegulatoryLiabilityAxis">ottr:FuelClauseAdjustmentMember</xbrldi:explicitMember></xbrli:segment></xbrli:entity><xbrli:period><xbrli:instant>2020-12-31</xbrli:instant></xbrli:period></xbrli:context><xbrli:context id="i12d8036db891455a9d7588ee793e3333_I20210331"><xbrli:entity><xbrli:identifier scheme="http://www.sec.gov/CIK">0001466593</xbrli:identifier><xbrli:segment><xbrldi:explicitMember dimension="us-gaap:RegulatoryLiabilityAxis">ottr:AlternativeRevenueProgramRidersMember</xbrldi:explicitMember></xbrli:segment></xbrli:entity><xbrli:period><xbrli:instant>2021-03-31</xbrli:instant></xbrli:period></xbrli:context><xbrli:context id="i8f9dcf0954224a9f85813f57b5d380cb_I20201231"><xbrli:entity><xbrli:identifier scheme="http://www.sec.gov/CIK">0001466593</xbrli:identifier><xbrli:segment><xbrldi:explicitMember dimension="us-gaap:RegulatoryLiabilityAxis">ottr:AlternativeRevenueProgramRidersMember</xbrldi:explicitMember></xbrli:segment></xbrli:entity><xbrli:period><xbrli:instant>2020-12-31</xbrli:instant></xbrli:period></xbrli:context><xbrli:context id="i16cbd486e2f6443dbc92882a91ab4162_D20210101-20210331"><xbrli:entity><xbrli:identifier scheme="http://www.sec.gov/CIK">0001466593</xbrli:identifier><xbrli:segment><xbrldi:explicitMember dimension="us-gaap:RegulatoryLiabilityAxis">ottr:PensionAndOtherPostretirementBenefitPlansMember</xbrldi:explicitMember></xbrli:segment></xbrli:entity><xbrli:period><xbrli:startDate>2021-01-01</xbrli:startDate><xbrli:endDate>2021-03-31</xbrli:endDate></xbrli:period></xbrli:context><xbrli:context id="ife5c42e3aa41468d9f019bd74c58c2c6_I20210331"><xbrli:entity><xbrli:identifier scheme="http://www.sec.gov/CIK">0001466593</xbrli:identifier><xbrli:segment><xbrldi:explicitMember dimension="us-gaap:RegulatoryLiabilityAxis">ottr:PensionAndOtherPostretirementBenefitPlansMember</xbrldi:explicitMember></xbrli:segment></xbrli:entity><xbrli:period><xbrli:instant>2021-03-31</xbrli:instant></xbrli:period></xbrli:context><xbrli:context id="i1d4a9903371e455c9dfc08b1d58fa022_I20201231"><xbrli:entity><xbrli:identifier scheme="http://www.sec.gov/CIK">0001466593</xbrli:identifier><xbrli:segment><xbrldi:explicitMember dimension="us-gaap:RegulatoryLiabilityAxis">ottr:PensionAndOtherPostretirementBenefitPlansMember</xbrldi:explicitMember></xbrli:segment></xbrli:entity><xbrli:period><xbrli:instant>2020-12-31</xbrli:instant></xbrli:period></xbrli:context><xbrli:context id="if194c5c77f314e1b88cf171e3c99f871_I20210331"><xbrli:entity><xbrli:identifier scheme="http://www.sec.gov/CIK">0001466593</xbrli:identifier><xbrli:segment><xbrldi:explicitMember dimension="us-gaap:RegulatoryLiabilityAxis">ottr:OtherRegulatoryLiabilitiesMember</xbrldi:explicitMember></xbrli:segment></xbrli:entity><xbrli:period><xbrli:instant>2021-03-31</xbrli:instant></xbrli:period></xbrli:context><xbrli:context id="i9f5f54678a7b4028a06e967a06d18f36_I20201231"><xbrli:entity><xbrli:identifier scheme="http://www.sec.gov/CIK">0001466593</xbrli:identifier><xbrli:segment><xbrldi:explicitMember dimension="us-gaap:RegulatoryLiabilityAxis">ottr:OtherRegulatoryLiabilitiesMember</xbrldi:explicitMember></xbrli:segment></xbrli:entity><xbrli:period><xbrli:instant>2020-12-31</xbrli:instant></xbrli:period></xbrli:context><xbrli:context id="ic1b508149fb34f31984a9924c3269f4c_I20201231"><xbrli:entity><xbrli:identifier scheme="http://www.sec.gov/CIK">0001466593</xbrli:identifier><xbrli:segment><xbrldi:explicitMember dimension="us-gaap:DebtInstrumentAxis">ottr:OtterTailCorporationCreditAgreementMember</xbrldi:explicitMember></xbrli:segment></xbrli:entity><xbrli:period><xbrli:instant>2020-12-31</xbrli:instant></xbrli:period></xbrli:context><xbrli:context id="i0b13f549c3314f26aa012c6346c6774b_I20210331"><xbrli:entity><xbrli:identifier scheme="http://www.sec.gov/CIK">0001466593</xbrli:identifier><xbrli:segment><xbrldi:explicitMember dimension="us-gaap:DebtInstrumentAxis">ottr:OtterTailCorporationCreditAgreementMember</xbrldi:explicitMember></xbrli:segment></xbrli:entity><xbrli:period><xbrli:instant>2021-03-31</xbrli:instant></xbrli:period></xbrli:context><xbrli:context id="i1bd13a0689664a159a19c0dd0c512935_I20210331"><xbrli:entity><xbrli:identifier scheme="http://www.sec.gov/CIK">0001466593</xbrli:identifier><xbrli:segment><xbrldi:explicitMember dimension="us-gaap:DebtInstrumentAxis">ottr:OTPCreditAgreementMember</xbrldi:explicitMember></xbrli:segment></xbrli:entity><xbrli:period><xbrli:instant>2021-03-31</xbrli:instant></xbrli:period></xbrli:context><xbrli:context id="i15b5e6c627704e95b8d9a7f7696b447a_I20201231"><xbrli:entity><xbrli:identifier scheme="http://www.sec.gov/CIK">0001466593</xbrli:identifier><xbrli:segment><xbrldi:explicitMember dimension="us-gaap:DebtInstrumentAxis">ottr:OTPCreditAgreementMember</xbrldi:explicitMember></xbrli:segment></xbrli:entity><xbrli:period><xbrli:instant>2020-12-31</xbrli:instant></xbrli:period></xbrli:context><xbrli:unit id="number"><xbrli:measure>xbrli:pure</xbrli:measure></xbrli:unit><xbrli:context id="i989ae0514a8a48d8a79364b06d4321c6_I20210331"><xbrli:entity><xbrli:identifier scheme="http://www.sec.gov/CIK">0001466593</xbrli:identifier><xbrli:segment><xbrldi:explicitMember dimension="us-gaap:DebtInstrumentAxis">ottr:The355GuaranteedSeniorNotesDueDecember152026Member</xbrldi:explicitMember></xbrli:segment></xbrli:entity><xbrli:period><xbrli:instant>2021-03-31</xbrli:instant></xbrli:period></xbrli:context><xbrli:context id="ic296d782342f4e2ba9fc0bb251c0d0e4_I20201231"><xbrli:entity><xbrli:identifier scheme="http://www.sec.gov/CIK">0001466593</xbrli:identifier><xbrli:segment><xbrldi:explicitMember dimension="us-gaap:DebtInstrumentAxis">ottr:The355GuaranteedSeniorNotesDueDecember152026Member</xbrldi:explicitMember></xbrli:segment></xbrli:entity><xbrli:period><xbrli:instant>2020-12-31</xbrli:instant></xbrli:period></xbrli:context><xbrli:context id="ia5e0167ea2854e97b199ba42e77a8ea3_I20210331"><xbrli:entity><xbrli:identifier scheme="http://www.sec.gov/CIK">0001466593</xbrli:identifier><xbrli:segment><xbrldi:explicitMember dimension="us-gaap:DebtInstrumentAxis">ottr:SeniorUnsecuredNotes463SeriesADueDecember12021Member</xbrldi:explicitMember></xbrli:segment></xbrli:entity><xbrli:period><xbrli:instant>2021-03-31</xbrli:instant></xbrli:period></xbrli:context><xbrli:context id="i9474a45e30e944a4aa7d28c133e140bc_I20201231"><xbrli:entity><xbrli:identifier scheme="http://www.sec.gov/CIK">0001466593</xbrli:identifier><xbrli:segment><xbrldi:explicitMember dimension="us-gaap:DebtInstrumentAxis">ottr:SeniorUnsecuredNotes463SeriesADueDecember12021Member</xbrldi:explicitMember></xbrli:segment></xbrli:entity><xbrli:period><xbrli:instant>2020-12-31</xbrli:instant></xbrli:period></xbrli:context><xbrli:context id="i5efed8c09a104625a60d488f42520152_I20210331"><xbrli:entity><xbrli:identifier scheme="http://www.sec.gov/CIK">0001466593</xbrli:identifier><xbrli:segment><xbrldi:explicitMember dimension="us-gaap:DebtInstrumentAxis">ottr:SeniorUnsecuredNotes615SeriesBDueAugust202022Member</xbrldi:explicitMember></xbrli:segment></xbrli:entity><xbrli:period><xbrli:instant>2021-03-31</xbrli:instant></xbrli:period></xbrli:context><xbrli:context id="icd32028d09e1489380d7b3ca0f4eb6c3_I20201231"><xbrli:entity><xbrli:identifier scheme="http://www.sec.gov/CIK">0001466593</xbrli:identifier><xbrli:segment><xbrldi:explicitMember dimension="us-gaap:DebtInstrumentAxis">ottr:SeniorUnsecuredNotes615SeriesBDueAugust202022Member</xbrldi:explicitMember></xbrli:segment></xbrli:entity><xbrli:period><xbrli:instant>2020-12-31</xbrli:instant></xbrli:period></xbrli:context><xbrli:context id="i70add9a677644cba8b84e89a10472cba_I20210331"><xbrli:entity><xbrli:identifier scheme="http://www.sec.gov/CIK">0001466593</xbrli:identifier><xbrli:segment><xbrldi:explicitMember dimension="us-gaap:DebtInstrumentAxis">ottr:SeniorUnsecuredNotes637SeriesCDueAugust202027Member</xbrldi:explicitMember></xbrli:segment></xbrli:entity><xbrli:period><xbrli:instant>2021-03-31</xbrli:instant></xbrli:period></xbrli:context><xbrli:context id="i66c246d241bc441398726452fc8d9a03_I20201231"><xbrli:entity><xbrli:identifier scheme="http://www.sec.gov/CIK">0001466593</xbrli:identifier><xbrli:segment><xbrldi:explicitMember dimension="us-gaap:DebtInstrumentAxis">ottr:SeniorUnsecuredNotes637SeriesCDueAugust202027Member</xbrldi:explicitMember></xbrli:segment></xbrli:entity><xbrli:period><xbrli:instant>2020-12-31</xbrli:instant></xbrli:period></xbrli:context><xbrli:context id="ib7c5c1ba4a474eba901b63721a62e08e_I20210331"><xbrli:entity><xbrli:identifier scheme="http://www.sec.gov/CIK">0001466593</xbrli:identifier><xbrli:segment><xbrldi:explicitMember dimension="us-gaap:DebtInstrumentAxis">ottr:SeniorUnsecuredNotes468SeriesADueFebruary272029Member</xbrldi:explicitMember></xbrli:segment></xbrli:entity><xbrli:period><xbrli:instant>2021-03-31</xbrli:instant></xbrli:period></xbrli:context><xbrli:context id="i80cd243349ab4af7807463c2468d7c32_I20201231"><xbrli:entity><xbrli:identifier scheme="http://www.sec.gov/CIK">0001466593</xbrli:identifier><xbrli:segment><xbrldi:explicitMember dimension="us-gaap:DebtInstrumentAxis">ottr:SeniorUnsecuredNotes468SeriesADueFebruary272029Member</xbrldi:explicitMember></xbrli:segment></xbrli:entity><xbrli:period><xbrli:instant>2020-12-31</xbrli:instant></xbrli:period></xbrli:context><xbrli:context id="i1c547b435f3845619ef1ef9282fa15ec_I20210331"><xbrli:entity><xbrli:identifier scheme="http://www.sec.gov/CIK">0001466593</xbrli:identifier><xbrli:segment><xbrldi:explicitMember dimension="us-gaap:DebtInstrumentAxis">ottr:SeniorUnsecuredNotes307SeriesADueOctober102029Member</xbrldi:explicitMember></xbrli:segment></xbrli:entity><xbrli:period><xbrli:instant>2021-03-31</xbrli:instant></xbrli:period></xbrli:context><xbrli:context id="i60970ca882d2479b99d535b28faa6c41_I20201231"><xbrli:entity><xbrli:identifier scheme="http://www.sec.gov/CIK">0001466593</xbrli:identifier><xbrli:segment><xbrldi:explicitMember dimension="us-gaap:DebtInstrumentAxis">ottr:SeniorUnsecuredNotes307SeriesADueOctober102029Member</xbrldi:explicitMember></xbrli:segment></xbrli:entity><xbrli:period><xbrli:instant>2020-12-31</xbrli:instant></xbrli:period></xbrli:context><xbrli:context id="id18a9797ef244c7d87a4e28e3ec3193a_I20210331"><xbrli:entity><xbrli:identifier scheme="http://www.sec.gov/CIK">0001466593</xbrli:identifier><xbrli:segment><xbrldi:explicitMember dimension="us-gaap:DebtInstrumentAxis">ottr:SeniorUnsecuredNotes307SeriesADueFebruary252030Member</xbrldi:explicitMember></xbrli:segment></xbrli:entity><xbrli:period><xbrli:instant>2021-03-31</xbrli:instant></xbrli:period></xbrli:context><xbrli:context id="i543166374f4149ddaf02a07fb4a9b7a6_I20201231"><xbrli:entity><xbrli:identifier scheme="http://www.sec.gov/CIK">0001466593</xbrli:identifier><xbrli:segment><xbrldi:explicitMember dimension="us-gaap:DebtInstrumentAxis">ottr:SeniorUnsecuredNotes307SeriesADueFebruary252030Member</xbrldi:explicitMember></xbrli:segment></xbrli:entity><xbrli:period><xbrli:instant>2020-12-31</xbrli:instant></xbrli:period></xbrli:context><xbrli:context id="i638caf4e55d34aeba89a63c79ee856fc_I20210331"><xbrli:entity><xbrli:identifier scheme="http://www.sec.gov/CIK">0001466593</xbrli:identifier><xbrli:segment><xbrldi:explicitMember dimension="us-gaap:DebtInstrumentAxis">ottr:SeniorUnsecuredNotes322SeriesBDueAugust202030Member</xbrldi:explicitMember></xbrli:segment></xbrli:entity><xbrli:period><xbrli:instant>2021-03-31</xbrli:instant></xbrli:period></xbrli:context><xbrli:context id="i8c3fee4cc9d84049bfe448d3f8bc0641_I20201231"><xbrli:entity><xbrli:identifier scheme="http://www.sec.gov/CIK">0001466593</xbrli:identifier><xbrli:segment><xbrldi:explicitMember dimension="us-gaap:DebtInstrumentAxis">ottr:SeniorUnsecuredNotes322SeriesBDueAugust202030Member</xbrldi:explicitMember></xbrli:segment></xbrli:entity><xbrli:period><xbrli:instant>2020-12-31</xbrli:instant></xbrli:period></xbrli:context><xbrli:context id="i03109bd93cb445db8ee61bcca96ee5e8_I20210331"><xbrli:entity><xbrli:identifier scheme="http://www.sec.gov/CIK">0001466593</xbrli:identifier><xbrli:segment><xbrldi:explicitMember dimension="us-gaap:DebtInstrumentAxis">ottr:SeniorUnsecuredNotes647SeriesDDueAugust202037Member</xbrldi:explicitMember></xbrli:segment></xbrli:entity><xbrli:period><xbrli:instant>2021-03-31</xbrli:instant></xbrli:period></xbrli:context><xbrli:context id="if87baff108784bf09847c19946423572_I20201231"><xbrli:entity><xbrli:identifier scheme="http://www.sec.gov/CIK">0001466593</xbrli:identifier><xbrli:segment><xbrldi:explicitMember dimension="us-gaap:DebtInstrumentAxis">ottr:SeniorUnsecuredNotes647SeriesDDueAugust202037Member</xbrldi:explicitMember></xbrli:segment></xbrli:entity><xbrli:period><xbrli:instant>2020-12-31</xbrli:instant></xbrli:period></xbrli:context><xbrli:context id="i4d2f6d4f6bdc4693b54155ec58560548_I20210331"><xbrli:entity><xbrli:identifier scheme="http://www.sec.gov/CIK">0001466593</xbrli:identifier><xbrli:segment><xbrldi:explicitMember dimension="us-gaap:DebtInstrumentAxis">ottr:SeniorUnsecuredNotes352SeriesBDueOctober102039Member</xbrldi:explicitMember></xbrli:segment></xbrli:entity><xbrli:period><xbrli:instant>2021-03-31</xbrli:instant></xbrli:period></xbrli:context><xbrli:context id="ie3d35f1739104132ae7f7ca50a703e8f_I20201231"><xbrli:entity><xbrli:identifier scheme="http://www.sec.gov/CIK">0001466593</xbrli:identifier><xbrli:segment><xbrldi:explicitMember dimension="us-gaap:DebtInstrumentAxis">ottr:SeniorUnsecuredNotes352SeriesBDueOctober102039Member</xbrldi:explicitMember></xbrli:segment></xbrli:entity><xbrli:period><xbrli:instant>2020-12-31</xbrli:instant></xbrli:period></xbrli:context><xbrli:context id="ie7d00ce009ef440eb9a7198cc1b20551_I20210331"><xbrli:entity><xbrli:identifier scheme="http://www.sec.gov/CIK">0001466593</xbrli:identifier><xbrli:segment><xbrldi:explicitMember dimension="us-gaap:DebtInstrumentAxis">ottr:SeniorUnsecuredNotes362SeriesCDueFebruary252040Member</xbrldi:explicitMember></xbrli:segment></xbrli:entity><xbrli:period><xbrli:instant>2021-03-31</xbrli:instant></xbrli:period></xbrli:context><xbrli:context id="iead2a8eccaea4e56a0584745a8212411_I20201231"><xbrli:entity><xbrli:identifier scheme="http://www.sec.gov/CIK">0001466593</xbrli:identifier><xbrli:segment><xbrldi:explicitMember dimension="us-gaap:DebtInstrumentAxis">ottr:SeniorUnsecuredNotes362SeriesCDueFebruary252040Member</xbrldi:explicitMember></xbrli:segment></xbrli:entity><xbrli:period><xbrli:instant>2020-12-31</xbrli:instant></xbrli:period></xbrli:context><xbrli:context id="iecffda5f8772407ca46189d7e3fdf7ef_I20210331"><xbrli:entity><xbrli:identifier scheme="http://www.sec.gov/CIK">0001466593</xbrli:identifier><xbrli:segment><xbrldi:explicitMember dimension="us-gaap:DebtInstrumentAxis">ottr:SeniorUnsecuredNotes547SeriesBDueFebruary272044Member</xbrldi:explicitMember></xbrli:segment></xbrli:entity><xbrli:period><xbrli:instant>2021-03-31</xbrli:instant></xbrli:period></xbrli:context><xbrli:context id="ia0def254c2844c8e95df01b5d4af74f1_I20201231"><xbrli:entity><xbrli:identifier scheme="http://www.sec.gov/CIK">0001466593</xbrli:identifier><xbrli:segment><xbrldi:explicitMember dimension="us-gaap:DebtInstrumentAxis">ottr:SeniorUnsecuredNotes547SeriesBDueFebruary272044Member</xbrldi:explicitMember></xbrli:segment></xbrli:entity><xbrli:period><xbrli:instant>2020-12-31</xbrli:instant></xbrli:period></xbrli:context><xbrli:context id="i987494fd0823447c8feb1fc2f0022c88_I20210331"><xbrli:entity><xbrli:identifier scheme="http://www.sec.gov/CIK">0001466593</xbrli:identifier><xbrli:segment><xbrldi:explicitMember dimension="us-gaap:DebtInstrumentAxis">ottr:SeniorUnsecuredNotes407SeriesADueFebruary72048Member</xbrldi:explicitMember></xbrli:segment></xbrli:entity><xbrli:period><xbrli:instant>2021-03-31</xbrli:instant></xbrli:period></xbrli:context><xbrli:context id="i029fe9474c544409981c8abacfa575e6_I20201231"><xbrli:entity><xbrli:identifier scheme="http://www.sec.gov/CIK">0001466593</xbrli:identifier><xbrli:segment><xbrldi:explicitMember dimension="us-gaap:DebtInstrumentAxis">ottr:SeniorUnsecuredNotes407SeriesADueFebruary72048Member</xbrldi:explicitMember></xbrli:segment></xbrli:entity><xbrli:period><xbrli:instant>2020-12-31</xbrli:instant></xbrli:period></xbrli:context><xbrli:context id="i56b42019543a4e3f94e91231afe58ee3_I20210331"><xbrli:entity><xbrli:identifier scheme="http://www.sec.gov/CIK">0001466593</xbrli:identifier><xbrli:segment><xbrldi:explicitMember dimension="us-gaap:DebtInstrumentAxis">ottr:SeniorUnsecuredNotes382SeriesCDueOctober102049Member</xbrldi:explicitMember></xbrli:segment></xbrli:entity><xbrli:period><xbrli:instant>2021-03-31</xbrli:instant></xbrli:period></xbrli:context><xbrli:context id="ib5e53c150afa40d580bc7a0a90e4c6a4_I20201231"><xbrli:entity><xbrli:identifier scheme="http://www.sec.gov/CIK">0001466593</xbrli:identifier><xbrli:segment><xbrldi:explicitMember dimension="us-gaap:DebtInstrumentAxis">ottr:SeniorUnsecuredNotes382SeriesCDueOctober102049Member</xbrldi:explicitMember></xbrli:segment></xbrli:entity><xbrli:period><xbrli:instant>2020-12-31</xbrli:instant></xbrli:period></xbrli:context><xbrli:context id="ia30c27c927a943cbab2dd7f08f0e8697_I20210331"><xbrli:entity><xbrli:identifier scheme="http://www.sec.gov/CIK">0001466593</xbrli:identifier><xbrli:segment><xbrldi:explicitMember dimension="us-gaap:DebtInstrumentAxis">ottr:SeniorUnsecuredNotes392SeriesDDueFebruary252050Member</xbrldi:explicitMember></xbrli:segment></xbrli:entity><xbrli:period><xbrli:instant>2021-03-31</xbrli:instant></xbrli:period></xbrli:context><xbrli:context id="i3eece419ae9a46d0b320f79c566b0bf4_I20201231"><xbrli:entity><xbrli:identifier scheme="http://www.sec.gov/CIK">0001466593</xbrli:identifier><xbrli:segment><xbrldi:explicitMember dimension="us-gaap:DebtInstrumentAxis">ottr:SeniorUnsecuredNotes392SeriesDDueFebruary252050Member</xbrldi:explicitMember></xbrli:segment></xbrli:entity><xbrli:period><xbrli:instant>2020-12-31</xbrli:instant></xbrli:period></xbrli:context><xbrli:context id="i91b5b89249fd46f18347b5b2498361c8_I20210331"><xbrli:entity><xbrli:identifier scheme="http://www.sec.gov/CIK">0001466593</xbrli:identifier><xbrli:segment><xbrldi:explicitMember dimension="us-gaap:DebtInstrumentAxis">ottr:PartnershipInAssistingCommunityExpansionPaceNote254DueMarch182021Member</xbrldi:explicitMember></xbrli:segment></xbrli:entity><xbrli:period><xbrli:instant>2021-03-31</xbrli:instant></xbrli:period></xbrli:context><xbrli:context id="i4e24dafa0c9a48a099b59eb613ff58ee_I20201231"><xbrli:entity><xbrli:identifier scheme="http://www.sec.gov/CIK">0001466593</xbrli:identifier><xbrli:segment><xbrldi:explicitMember dimension="us-gaap:DebtInstrumentAxis">ottr:PartnershipInAssistingCommunityExpansionPaceNote254DueMarch182021Member</xbrldi:explicitMember></xbrli:segment></xbrli:entity><xbrli:period><xbrli:instant>2020-12-31</xbrli:instant></xbrli:period></xbrli:context><xbrli:context id="i6ecfb12dd5e042bc9370a02208f0fcfe_I20210331"><xbrli:entity><xbrli:identifier scheme="http://www.sec.gov/CIK">0001466593</xbrli:identifier><xbrli:segment><xbrldi:explicitMember dimension="srt:RangeAxis">srt:MaximumMember</xbrldi:explicitMember></xbrli:segment></xbrli:entity><xbrli:period><xbrli:instant>2021-03-31</xbrli:instant></xbrli:period></xbrli:context><xbrli:context id="i9ed0ee4e9dda400f964cedc5239a46df_I20210331"><xbrli:entity><xbrli:identifier scheme="http://www.sec.gov/CIK">0001466593</xbrli:identifier><xbrli:segment><xbrldi:explicitMember dimension="srt:RangeAxis">srt:MinimumMember</xbrldi:explicitMember></xbrli:segment></xbrli:entity><xbrli:period><xbrli:instant>2021-03-31</xbrli:instant></xbrli:period></xbrli:context><xbrli:context id="if795254b622743618b005519d6fe0eed_D20210101-20210331"><xbrli:entity><xbrli:identifier scheme="http://www.sec.gov/CIK">0001466593</xbrli:identifier><xbrli:segment><xbrldi:explicitMember dimension="us-gaap:RetirementPlanTypeAxis">us-gaap:PensionPlansDefinedBenefitMember</xbrldi:explicitMember></xbrli:segment></xbrli:entity><xbrli:period><xbrli:startDate>2021-01-01</xbrli:startDate><xbrli:endDate>2021-03-31</xbrli:endDate></xbrli:period></xbrli:context><xbrli:context id="i74f026c4a5824eca81768ebd66064aae_D20200101-20200331"><xbrli:entity><xbrli:identifier scheme="http://www.sec.gov/CIK">0001466593</xbrli:identifier><xbrli:segment><xbrldi:explicitMember dimension="us-gaap:RetirementPlanTypeAxis">us-gaap:PensionPlansDefinedBenefitMember</xbrldi:explicitMember></xbrli:segment></xbrli:entity><xbrli:period><xbrli:startDate>2020-01-01</xbrli:startDate><xbrli:endDate>2020-03-31</xbrli:endDate></xbrli:period></xbrli:context><xbrli:context id="i5eaa61a1a36b40fa928874c3234f1b59_D20210101-20210131"><xbrli:entity><xbrli:identifier scheme="http://www.sec.gov/CIK">0001466593</xbrli:identifier><xbrli:segment><xbrldi:explicitMember dimension="us-gaap:RetirementPlanTypeAxis">us-gaap:PensionPlansDefinedBenefitMember</xbrldi:explicitMember></xbrli:segment></xbrli:entity><xbrli:period><xbrli:startDate>2021-01-01</xbrli:startDate><xbrli:endDate>2021-01-31</xbrli:endDate></xbrli:period></xbrli:context><xbrli:context id="ic86d8825d57c4d4cb39cde50bdcca2da_D20210101-20210331"><xbrli:entity><xbrli:identifier scheme="http://www.sec.gov/CIK">0001466593</xbrli:identifier><xbrli:segment><xbrldi:explicitMember dimension="us-gaap:RetirementPlanTypeAxis">ottr:ExecutiveSurvivorAndSupplementalRetirementPlanMember</xbrldi:explicitMember></xbrli:segment></xbrli:entity><xbrli:period><xbrli:startDate>2021-01-01</xbrli:startDate><xbrli:endDate>2021-03-31</xbrli:endDate></xbrli:period></xbrli:context><xbrli:context id="ic4ce2caac6354dcca222dd301bee309d_D20200101-20200331"><xbrli:entity><xbrli:identifier scheme="http://www.sec.gov/CIK">0001466593</xbrli:identifier><xbrli:segment><xbrldi:explicitMember dimension="us-gaap:RetirementPlanTypeAxis">ottr:ExecutiveSurvivorAndSupplementalRetirementPlanMember</xbrldi:explicitMember></xbrli:segment></xbrli:entity><xbrli:period><xbrli:startDate>2020-01-01</xbrli:startDate><xbrli:endDate>2020-03-31</xbrli:endDate></xbrli:period></xbrli:context><xbrli:context id="i0760f14c1f0d4e529834deb39ba01480_D20210101-20210331"><xbrli:entity><xbrli:identifier scheme="http://www.sec.gov/CIK">0001466593</xbrli:identifier><xbrli:segment><xbrldi:explicitMember dimension="us-gaap:RetirementPlanTypeAxis">us-gaap:OtherPostretirementBenefitPlansDefinedBenefitMember</xbrldi:explicitMember></xbrli:segment></xbrli:entity><xbrli:period><xbrli:startDate>2021-01-01</xbrli:startDate><xbrli:endDate>2021-03-31</xbrli:endDate></xbrli:period></xbrli:context><xbrli:context id="i323e96b69fd3409ba53d01363ae1f8b4_D20200101-20200331"><xbrli:entity><xbrli:identifier scheme="http://www.sec.gov/CIK">0001466593</xbrli:identifier><xbrli:segment><xbrldi:explicitMember dimension="us-gaap:RetirementPlanTypeAxis">us-gaap:OtherPostretirementBenefitPlansDefinedBenefitMember</xbrldi:explicitMember></xbrli:segment></xbrli:entity><xbrli:period><xbrli:startDate>2020-01-01</xbrli:startDate><xbrli:endDate>2020-03-31</xbrli:endDate></xbrli:period></xbrli:context><xbrli:context id="i909b346225e247199e0e9bdd1f5efbdc_I20210331"><xbrli:entity><xbrli:identifier scheme="http://www.sec.gov/CIK">0001466593</xbrli:identifier><xbrli:segment><xbrldi:explicitMember dimension="dei:LegalEntityAxis">ottr:OtterTailPowerCompanyMember</xbrldi:explicitMember><xbrldi:explicitMember dimension="us-gaap:RegulatoryAgencyAxis">ottr:FederalEnergyRegulatoryCommissionMember</xbrldi:explicitMember></xbrli:segment></xbrli:entity><xbrli:period><xbrli:instant>2021-03-31</xbrli:instant></xbrli:period></xbrli:context><xbrli:context id="iad67474606874ed19a5c939ffd8ed71f_D20210503-20210503"><xbrli:entity><xbrli:identifier scheme="http://www.sec.gov/CIK">0001466593</xbrli:identifier><xbrli:segment><xbrldi:explicitMember dimension="us-gaap:SubsequentEventTypeAxis">us-gaap:SubsequentEventMember</xbrldi:explicitMember><xbrldi:explicitMember dimension="us-gaap:SubsidiarySaleOfStockAxis">ottr:SecondShelfRegistrationMember</xbrldi:explicitMember></xbrli:segment></xbrli:entity><xbrli:period><xbrli:startDate>2021-05-03</xbrli:startDate><xbrli:endDate>2021-05-03</xbrli:endDate></xbrli:period></xbrli:context><xbrli:context id="ic0b9e69b6e834276a1af6086c5731c11_D20200715-20200715"><xbrli:entity><xbrli:identifier scheme="http://www.sec.gov/CIK">0001466593</xbrli:identifier><xbrli:segment><xbrldi:explicitMember dimension="dei:LegalEntityAxis">ottr:OtterTailPowerCompanyMember</xbrldi:explicitMember><xbrldi:explicitMember dimension="srt:RangeAxis">srt:MinimumMember</xbrldi:explicitMember><xbrldi:explicitMember dimension="us-gaap:RegulatoryAgencyAxis">ottr:MinnesotaPublicUtilitiesCommissionMember</xbrldi:explicitMember></xbrli:segment></xbrli:entity><xbrli:period><xbrli:startDate>2020-07-15</xbrli:startDate><xbrli:endDate>2020-07-15</xbrli:endDate></xbrli:period></xbrli:context><xbrli:context id="i9a1aeb35c9944947980897f44c010ef4_D20200715-20200715"><xbrli:entity><xbrli:identifier scheme="http://www.sec.gov/CIK">0001466593</xbrli:identifier><xbrli:segment><xbrldi:explicitMember dimension="dei:LegalEntityAxis">ottr:OtterTailPowerCompanyMember</xbrldi:explicitMember><xbrldi:explicitMember dimension="srt:RangeAxis">srt:MaximumMember</xbrldi:explicitMember><xbrldi:explicitMember dimension="us-gaap:RegulatoryAgencyAxis">ottr:MinnesotaPublicUtilitiesCommissionMember</xbrldi:explicitMember></xbrli:segment></xbrli:entity><xbrli:period><xbrli:startDate>2020-07-15</xbrli:startDate><xbrli:endDate>2020-07-15</xbrli:endDate></xbrli:period></xbrli:context><xbrli:context id="i64d25bede44040d68b760a8240bb3271_D20210101-20210331"><xbrli:entity><xbrli:identifier scheme="http://www.sec.gov/CIK">0001466593</xbrli:identifier><xbrli:segment><xbrldi:explicitMember dimension="dei:LegalEntityAxis">ottr:OtterTailPowerCompanyMember</xbrldi:explicitMember></xbrli:segment></xbrli:entity><xbrli:period><xbrli:startDate>2021-01-01</xbrli:startDate><xbrli:endDate>2021-03-31</xbrli:endDate></xbrli:period></xbrli:context><xbrli:context id="ia87af833a2cb43dd9058f71e6f2a3275_I20210331"><xbrli:entity><xbrli:identifier scheme="http://www.sec.gov/CIK">0001466593</xbrli:identifier><xbrli:segment><xbrldi:explicitMember dimension="dei:LegalEntityAxis">ottr:OtterTailPowerCompanyMember</xbrldi:explicitMember></xbrli:segment></xbrli:entity><xbrli:period><xbrli:instant>2021-03-31</xbrli:instant></xbrli:period></xbrli:context><xbrli:context id="ib9ccef47b16f48d8876ba592216ddd97_I20210331"><xbrli:entity><xbrli:identifier scheme="http://www.sec.gov/CIK">0001466593</xbrli:identifier><xbrli:segment><xbrldi:explicitMember dimension="dei:LegalEntityAxis">ottr:OtterTailPowerCompanyMember</xbrldi:explicitMember><xbrldi:explicitMember dimension="srt:RangeAxis">srt:MaximumMember</xbrldi:explicitMember></xbrli:segment></xbrli:entity><xbrli:period><xbrli:instant>2021-03-31</xbrli:instant></xbrli:period></xbrli:context><xbrli:context id="i63ad16ed41f640a8936ee7cb8ee495fb_D20210101-20210331"><xbrli:entity><xbrli:identifier scheme="http://www.sec.gov/CIK">0001466593</xbrli:identifier><xbrli:segment><xbrldi:explicitMember dimension="us-gaap:AwardTypeAxis">us-gaap:RestrictedStockMember</xbrldi:explicitMember><xbrldi:explicitMember dimension="srt:RangeAxis">srt:MinimumMember</xbrldi:explicitMember></xbrli:segment></xbrli:entity><xbrli:period><xbrli:startDate>2021-01-01</xbrli:startDate><xbrli:endDate>2021-03-31</xbrli:endDate></xbrli:period></xbrli:context><xbrli:context id="i97ce205e887043de94764089abc999bf_D20210101-20210331"><xbrli:entity><xbrli:identifier scheme="http://www.sec.gov/CIK">0001466593</xbrli:identifier><xbrli:segment><xbrldi:explicitMember dimension="us-gaap:AwardTypeAxis">us-gaap:RestrictedStockMember</xbrldi:explicitMember><xbrldi:explicitMember dimension="srt:RangeAxis">srt:MaximumMember</xbrldi:explicitMember></xbrli:segment></xbrli:entity><xbrli:period><xbrli:startDate>2021-01-01</xbrli:startDate><xbrli:endDate>2021-03-31</xbrli:endDate></xbrli:period></xbrli:context><xbrli:context id="i7851798e531549c7b04471423ed4fd5d_D20210101-20210331"><xbrli:entity><xbrli:identifier scheme="http://www.sec.gov/CIK">0001466593</xbrli:identifier><xbrli:segment><xbrldi:explicitMember dimension="us-gaap:AwardTypeAxis">us-gaap:RestrictedStockMember</xbrldi:explicitMember></xbrli:segment></xbrli:entity><xbrli:period><xbrli:startDate>2021-01-01</xbrli:startDate><xbrli:endDate>2021-03-31</xbrli:endDate></xbrli:period></xbrli:context><xbrli:context id="i351a6d3b0c0f42888872781fe42498a5_I20201231"><xbrli:entity><xbrli:identifier scheme="http://www.sec.gov/CIK">0001466593</xbrli:identifier><xbrli:segment><xbrldi:explicitMember dimension="us-gaap:AwardTypeAxis">us-gaap:RestrictedStockMember</xbrldi:explicitMember></xbrli:segment></xbrli:entity><xbrli:period><xbrli:instant>2020-12-31</xbrli:instant></xbrli:period></xbrli:context><xbrli:context id="i979fdeb16c5b4edf9d0b815c91e12c15_I20210331"><xbrli:entity><xbrli:identifier scheme="http://www.sec.gov/CIK">0001466593</xbrli:identifier><xbrli:segment><xbrldi:explicitMember dimension="us-gaap:AwardTypeAxis">us-gaap:RestrictedStockMember</xbrldi:explicitMember></xbrli:segment></xbrli:entity><xbrli:period><xbrli:instant>2021-03-31</xbrli:instant></xbrli:period></xbrli:context><xbrli:context id="i36469f0b4a2c4ce7bc0143d67a51797c_D20200101-20200331"><xbrli:entity><xbrli:identifier scheme="http://www.sec.gov/CIK">0001466593</xbrli:identifier><xbrli:segment><xbrldi:explicitMember dimension="us-gaap:AwardTypeAxis">us-gaap:RestrictedStockMember</xbrldi:explicitMember></xbrli:segment></xbrli:entity><xbrli:period><xbrli:startDate>2020-01-01</xbrli:startDate><xbrli:endDate>2020-03-31</xbrli:endDate></xbrli:period></xbrli:context><xbrli:context id="i0ab2465096c74a779daef1aca23f0dac_D20210101-20210331"><xbrli:entity><xbrli:identifier scheme="http://www.sec.gov/CIK">0001466593</xbrli:identifier><xbrli:segment><xbrldi:explicitMember dimension="us-gaap:AwardTypeAxis">us-gaap:PerformanceSharesMember</xbrldi:explicitMember></xbrli:segment></xbrli:entity><xbrli:period><xbrli:startDate>2021-01-01</xbrli:startDate><xbrli:endDate>2021-03-31</xbrli:endDate></xbrli:period></xbrli:context><xbrli:context id="idc081d8e57524b7bbb0d6b42b22b1cbe_D20210101-20210331"><xbrli:entity><xbrli:identifier scheme="http://www.sec.gov/CIK">0001466593</xbrli:identifier><xbrli:segment><xbrldi:explicitMember dimension="us-gaap:AwardTypeAxis">us-gaap:PerformanceSharesMember</xbrldi:explicitMember><xbrldi:explicitMember dimension="srt:RangeAxis">srt:MinimumMember</xbrldi:explicitMember></xbrli:segment></xbrli:entity><xbrli:period><xbrli:startDate>2021-01-01</xbrli:startDate><xbrli:endDate>2021-03-31</xbrli:endDate></xbrli:period></xbrli:context><xbrli:context id="i967a31c7e75b427ba78060f7bb6ca17d_D20210101-20210331"><xbrli:entity><xbrli:identifier scheme="http://www.sec.gov/CIK">0001466593</xbrli:identifier><xbrli:segment><xbrldi:explicitMember dimension="us-gaap:AwardTypeAxis">us-gaap:PerformanceSharesMember</xbrldi:explicitMember><xbrldi:explicitMember dimension="srt:RangeAxis">srt:MaximumMember</xbrldi:explicitMember></xbrli:segment></xbrli:entity><xbrli:period><xbrli:startDate>2021-01-01</xbrli:startDate><xbrli:endDate>2021-03-31</xbrli:endDate></xbrli:period></xbrli:context><xbrli:context id="ib5e741eb05ff43b788de1e729ee0cc1c_D20200101-20200331"><xbrli:entity><xbrli:identifier scheme="http://www.sec.gov/CIK">0001466593</xbrli:identifier><xbrli:segment><xbrldi:explicitMember dimension="us-gaap:AwardTypeAxis">us-gaap:PerformanceSharesMember</xbrldi:explicitMember></xbrli:segment></xbrli:entity><xbrli:period><xbrli:startDate>2020-01-01</xbrli:startDate><xbrli:endDate>2020-03-31</xbrli:endDate></xbrli:period></xbrli:context><xbrli:context id="i3a97fbf55d3843498c8255edc49c498d_I20201231"><xbrli:entity><xbrli:identifier scheme="http://www.sec.gov/CIK">0001466593</xbrli:identifier><xbrli:segment><xbrldi:explicitMember dimension="us-gaap:AwardTypeAxis">us-gaap:PerformanceSharesMember</xbrldi:explicitMember></xbrli:segment></xbrli:entity><xbrli:period><xbrli:instant>2020-12-31</xbrli:instant></xbrli:period></xbrli:context><xbrli:context id="ifed4986ff09c473d861cd4fe4a59f849_I20210331"><xbrli:entity><xbrli:identifier scheme="http://www.sec.gov/CIK">0001466593</xbrli:identifier><xbrli:segment><xbrldi:explicitMember dimension="us-gaap:AwardTypeAxis">us-gaap:PerformanceSharesMember</xbrldi:explicitMember></xbrli:segment></xbrli:entity><xbrli:period><xbrli:instant>2021-03-31</xbrli:instant></xbrli:period></xbrli:context><xbrli:context id="i2b4a299a6236465dbb68322392d93510_D20210101-20210331"><xbrli:entity><xbrli:identifier scheme="http://www.sec.gov/CIK">0001466593</xbrli:identifier><xbrli:segment><xbrldi:explicitMember dimension="us-gaap:AwardTypeAxis">us-gaap:EmployeeStockOptionMember</xbrldi:explicitMember></xbrli:segment></xbrli:entity><xbrli:period><xbrli:startDate>2021-01-01</xbrli:startDate><xbrli:endDate>2021-03-31</xbrli:endDate></xbrli:period></xbrli:context><xbrli:context id="i981f956e21ee4f2187d296d6d699ba19_D20200101-20200331"><xbrli:entity><xbrli:identifier scheme="http://www.sec.gov/CIK">0001466593</xbrli:identifier><xbrli:segment><xbrldi:explicitMember dimension="us-gaap:AwardTypeAxis">us-gaap:EmployeeStockOptionMember</xbrldi:explicitMember></xbrli:segment></xbrli:entity><xbrli:period><xbrli:startDate>2020-01-01</xbrli:startDate><xbrli:endDate>2020-03-31</xbrli:endDate></xbrli:period></xbrli:context><xbrli:context id="i44f6ee084e304f729668c7da0bb0e632_I20210331"><xbrli:entity><xbrli:identifier scheme="http://www.sec.gov/CIK">0001466593</xbrli:identifier><xbrli:segment><xbrldi:explicitMember dimension="us-gaap:FairValueByFairValueHierarchyLevelAxis">us-gaap:FairValueInputsLevel1Member</xbrldi:explicitMember><xbrldi:explicitMember dimension="us-gaap:FairValueByMeasurementFrequencyAxis">us-gaap:FairValueMeasurementsRecurringMember</xbrldi:explicitMember></xbrli:segment></xbrli:entity><xbrli:period><xbrli:instant>2021-03-31</xbrli:instant></xbrli:period></xbrli:context><xbrli:context id="if0ebe1de780c49338b5253edf4c03f88_I20210331"><xbrli:entity><xbrli:identifier scheme="http://www.sec.gov/CIK">0001466593</xbrli:identifier><xbrli:segment><xbrldi:explicitMember dimension="us-gaap:FairValueByFairValueHierarchyLevelAxis">us-gaap:FairValueInputsLevel2Member</xbrldi:explicitMember><xbrldi:explicitMember dimension="us-gaap:FairValueByMeasurementFrequencyAxis">us-gaap:FairValueMeasurementsRecurringMember</xbrldi:explicitMember><xbrldi:explicitMember dimension="us-gaap:FinancialInstrumentAxis">us-gaap:CorporateDebtSecuritiesMember</xbrldi:explicitMember></xbrli:segment></xbrli:entity><xbrli:period><xbrli:instant>2021-03-31</xbrli:instant></xbrli:period></xbrli:context><xbrli:context id="i273d1b902962425ea5f0001673a07c7b_I20210331"><xbrli:entity><xbrli:identifier scheme="http://www.sec.gov/CIK">0001466593</xbrli:identifier><xbrli:segment><xbrldi:explicitMember dimension="us-gaap:FairValueByFairValueHierarchyLevelAxis">us-gaap:FairValueInputsLevel2Member</xbrldi:explicitMember><xbrldi:explicitMember dimension="us-gaap:FairValueByMeasurementFrequencyAxis">us-gaap:FairValueMeasurementsRecurringMember</xbrldi:explicitMember><xbrldi:explicitMember dimension="us-gaap:FinancialInstrumentAxis">ottr:GovernmentBackedAndGovernmentSponsoredEnterprisesDebtSecuritiesMember</xbrldi:explicitMember></xbrli:segment></xbrli:entity><xbrli:period><xbrli:instant>2021-03-31</xbrli:instant></xbrli:period></xbrli:context><xbrli:context id="i70744dada0d54d848d6d0bad61689511_I20210331"><xbrli:entity><xbrli:identifier scheme="http://www.sec.gov/CIK">0001466593</xbrli:identifier><xbrli:segment><xbrldi:explicitMember dimension="us-gaap:FairValueByFairValueHierarchyLevelAxis">us-gaap:FairValueInputsLevel2Member</xbrldi:explicitMember><xbrldi:explicitMember dimension="us-gaap:FairValueByMeasurementFrequencyAxis">us-gaap:FairValueMeasurementsRecurringMember</xbrldi:explicitMember></xbrli:segment></xbrli:entity><xbrli:period><xbrli:instant>2021-03-31</xbrli:instant></xbrli:period></xbrli:context><xbrli:context id="ied33d575a9f647a59463e45a358237fa_I20201231"><xbrli:entity><xbrli:identifier scheme="http://www.sec.gov/CIK">0001466593</xbrli:identifier><xbrli:segment><xbrldi:explicitMember dimension="us-gaap:FairValueByFairValueHierarchyLevelAxis">us-gaap:FairValueInputsLevel1Member</xbrldi:explicitMember><xbrldi:explicitMember dimension="us-gaap:FairValueByMeasurementFrequencyAxis">us-gaap:FairValueMeasurementsRecurringMember</xbrldi:explicitMember></xbrli:segment></xbrli:entity><xbrli:period><xbrli:instant>2020-12-31</xbrli:instant></xbrli:period></xbrli:context><xbrli:context id="i9bf06fe8a7d644b9abf62baaaa7bbbfa_I20201231"><xbrli:entity><xbrli:identifier scheme="http://www.sec.gov/CIK">0001466593</xbrli:identifier><xbrli:segment><xbrldi:explicitMember dimension="us-gaap:FairValueByFairValueHierarchyLevelAxis">us-gaap:FairValueInputsLevel2Member</xbrldi:explicitMember><xbrldi:explicitMember dimension="us-gaap:FairValueByMeasurementFrequencyAxis">us-gaap:FairValueMeasurementsRecurringMember</xbrldi:explicitMember><xbrldi:explicitMember dimension="us-gaap:FinancialInstrumentAxis">us-gaap:CorporateDebtSecuritiesMember</xbrldi:explicitMember></xbrli:segment></xbrli:entity><xbrli:period><xbrli:instant>2020-12-31</xbrli:instant></xbrli:period></xbrli:context><xbrli:context id="i2d15f4e43e9142ba9e985f3ac2c510e6_I20201231"><xbrli:entity><xbrli:identifier scheme="http://www.sec.gov/CIK">0001466593</xbrli:identifier><xbrli:segment><xbrldi:explicitMember dimension="us-gaap:FairValueByFairValueHierarchyLevelAxis">us-gaap:FairValueInputsLevel2Member</xbrldi:explicitMember><xbrldi:explicitMember dimension="us-gaap:FairValueByMeasurementFrequencyAxis">us-gaap:FairValueMeasurementsRecurringMember</xbrldi:explicitMember><xbrldi:explicitMember dimension="us-gaap:FinancialInstrumentAxis">ottr:GovernmentBackedAndGovernmentSponsoredEnterprisesDebtSecuritiesMember</xbrldi:explicitMember></xbrli:segment></xbrli:entity><xbrli:period><xbrli:instant>2020-12-31</xbrli:instant></xbrli:period></xbrli:context><xbrli:context id="i2a490e92e5ae4a788ef59113b0f63291_I20201231"><xbrli:entity><xbrli:identifier scheme="http://www.sec.gov/CIK">0001466593</xbrli:identifier><xbrli:segment><xbrldi:explicitMember dimension="us-gaap:FairValueByFairValueHierarchyLevelAxis">us-gaap:FairValueInputsLevel2Member</xbrldi:explicitMember><xbrldi:explicitMember dimension="us-gaap:FairValueByMeasurementFrequencyAxis">us-gaap:FairValueMeasurementsRecurringMember</xbrldi:explicitMember></xbrli:segment></xbrli:entity><xbrli:period><xbrli:instant>2020-12-31</xbrli:instant></xbrli:period></xbrli:context><xbrli:context id="id4f7bbf1057f4c809c8eaebae195f88d_I20210331"><xbrli:entity><xbrli:identifier scheme="http://www.sec.gov/CIK">0001466593</xbrli:identifier><xbrli:segment><xbrldi:explicitMember dimension="us-gaap:FairValueByMeasurementBasisAxis">us-gaap:CarryingReportedAmountFairValueDisclosureMember</xbrldi:explicitMember></xbrli:segment></xbrli:entity><xbrli:period><xbrli:instant>2021-03-31</xbrli:instant></xbrli:period></xbrli:context><xbrli:context id="i3fefd8fe57ca4745a9b96a6cc2d2f0dd_I20210331"><xbrli:entity><xbrli:identifier scheme="http://www.sec.gov/CIK">0001466593</xbrli:identifier><xbrli:segment><xbrldi:explicitMember dimension="us-gaap:FairValueByMeasurementBasisAxis">us-gaap:EstimateOfFairValueFairValueDisclosureMember</xbrldi:explicitMember></xbrli:segment></xbrli:entity><xbrli:period><xbrli:instant>2021-03-31</xbrli:instant></xbrli:period></xbrli:context><xbrli:context id="i12ac28db4c554e1caf1d84bc9fe7eeb4_I20201231"><xbrli:entity><xbrli:identifier scheme="http://www.sec.gov/CIK">0001466593</xbrli:identifier><xbrli:segment><xbrldi:explicitMember dimension="us-gaap:FairValueByMeasurementBasisAxis">us-gaap:CarryingReportedAmountFairValueDisclosureMember</xbrldi:explicitMember></xbrli:segment></xbrli:entity><xbrli:period><xbrli:instant>2020-12-31</xbrli:instant></xbrli:period></xbrli:context><xbrli:context id="i7e36c11c40df4d9daa8798ee2a539289_I20201231"><xbrli:entity><xbrli:identifier scheme="http://www.sec.gov/CIK">0001466593</xbrli:identifier><xbrli:segment><xbrldi:explicitMember dimension="us-gaap:FairValueByMeasurementBasisAxis">us-gaap:EstimateOfFairValueFairValueDisclosureMember</xbrldi:explicitMember></xbrli:segment></xbrli:entity><xbrli:period><xbrli:instant>2020-12-31</xbrli:instant></xbrli:period></xbrli:context><ix:relationship arcrole="http://www.xbrl.org/2003/arcrole/fact-footnote" fromRefs="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN18zMS9mcmFnOjM1NjIwNzI5NTQ3OTRmZGE5MmQ3MjhhZWI5MjFmNTQyL3RhYmxlOmVjMTkwNTE1MmMyMjQ1ZmQ5MTk4MGEyMGNhMjRmMTdiL3RhYmxlcmFuZ2U6ZWMxOTA1MTUyYzIyNDVmZDkxOTgwYTIwY2EyNGYxN2JfNi05LTEtMS0w_29d5b9b1-cb32-4521-843f-a0948decc49d id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN18zMS9mcmFnOjM1NjIwNzI5NTQ3OTRmZGE5MmQ3MjhhZWI5MjFmNTQyL3RhYmxlOmVjMTkwNTE1MmMyMjQ1ZmQ5MTk4MGEyMGNhMjRmMTdiL3RhYmxlcmFuZ2U6ZWMxOTA1MTUyYzIyNDVmZDkxOTgwYTIwY2EyNGYxN2JfMTMtOS0xLTEtMA_f3f9b1dd-9354-464b-a590-c67d91b63040 id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN18zMS9mcmFnOjM1NjIwNzI5NTQ3OTRmZGE5MmQ3MjhhZWI5MjFmNTQyL3RhYmxlOmVjMTkwNTE1MmMyMjQ1ZmQ5MTk4MGEyMGNhMjRmMTdiL3RhYmxlcmFuZ2U6ZWMxOTA1MTUyYzIyNDVmZDkxOTgwYTIwY2EyNGYxN2JfMTEtOS0xLTEtNjgy_5ac11a50-8b50-494e-a795-174b06146d58 id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN18zMS9mcmFnOjM1NjIwNzI5NTQ3OTRmZGE5MmQ3MjhhZWI5MjFmNTQyL3RhYmxlOmVjMTkwNTE1MmMyMjQ1ZmQ5MTk4MGEyMGNhMjRmMTdiL3RhYmxlcmFuZ2U6ZWMxOTA1MTUyYzIyNDVmZDkxOTgwYTIwY2EyNGYxN2JfMi05LTEtMS0w_a3a64a6f-803b-492a-8da7-6e7981d50885 id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN18zMS9mcmFnOjM1NjIwNzI5NTQ3OTRmZGE5MmQ3MjhhZWI5MjFmNTQyL3RhYmxlOmVjMTkwNTE1MmMyMjQ1ZmQ5MTk4MGEyMGNhMjRmMTdiL3RhYmxlcmFuZ2U6ZWMxOTA1MTUyYzIyNDVmZDkxOTgwYTIwY2EyNGYxN2JfMTctOS0xLTEtMA_80211e33-9f93-49a7-a1ee-f89733212dcf id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN18zMS9mcmFnOjM1NjIwNzI5NTQ3OTRmZGE5MmQ3MjhhZWI5MjFmNTQyL3RhYmxlOmVjMTkwNTE1MmMyMjQ1ZmQ5MTk4MGEyMGNhMjRmMTdiL3RhYmxlcmFuZ2U6ZWMxOTA1MTUyYzIyNDVmZDkxOTgwYTIwY2EyNGYxN2JfOS05LTEtMS0w_8a4a4645-8341-4c48-906f-6123e4b34f19" linkRole="http://www.xbrl.org/2003/role/link" toRefs="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN18zMS9mcmFnOjM1NjIwNzI5NTQ3OTRmZGE5MmQ3MjhhZWI5MjFmNTQyL3RleHRyZWdpb246MzU2MjA3Mjk1NDc5NGZkYTkyZDcyOGFlYjkyMWY1NDJfMTM5_dbd9f3bb-929f-472d-99da-91ed4ee79117" order="1"></ix:relationship></ix:resources></ix:header></div><div id="i3ccd65d188014ef19fc37bf6a1f38117_1"></div><div style="min-height:54pt;width:100%"><div><span style="color:#0000ff;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%;text-decoration:underline"><a style="color:#0000ff;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%;text-decoration:underline" href="#i3ccd65d188014ef19fc37bf6a1f38117_7">Table of </a><a style="color:#0000ff;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%;text-decoration:underline" href="#i3ccd65d188014ef19fc37bf6a1f38117_7">Contents</a></span></div></div><div style="text-align:center"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:12pt;font-weight:700;line-height:120%">UNITED STATES </span></div><div style="text-align:center"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:12pt;font-weight:700;line-height:120%">SECURITIES AND EXCHANGE COMMISSION</span></div><div style="text-align:center"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:9pt;font-weight:700;line-height:120%">Washington, D.C. 20549</span></div><div style="margin-bottom:9pt;margin-top:9pt;text-align:center"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:18pt;font-weight:700;line-height:120%">FORM <ix:nonNumeric contextRef="i3a76d1213b09470fa8c6c3f49fa75d98_D20210101-20210331" name="dei:DocumentType" id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN18xL2ZyYWc6MmU5NGI1YTUyMDI5NDYzNjlkZDE2NTY2MjlkOGM5MDkvdGV4dHJlZ2lvbjoyZTk0YjVhNTIwMjk0NjM2OWRkMTY1NjYyOWQ4YzkwOV8yMTI0_0b7ea16f-aa65-4f33-bb6f-4e7f0bbf09b4">10-Q</ix:nonNumeric></span></div><div><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:9pt;font-weight:400;line-height:120%">(Mark One)</span></div><div style="margin-bottom:6pt;padding-left:67.5pt;text-indent:-67.5pt"><span style="color:#000000;font-family:'Wingdings',sans-serif;font-size:10pt;font-weight:400;line-height:120%"><ix:nonNumeric contextRef="i3a76d1213b09470fa8c6c3f49fa75d98_D20210101-20210331" format="ixt-sec:boolballotbox" name="dei:DocumentQuarterlyReport" id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN18xL2ZyYWc6MmU5NGI1YTUyMDI5NDYzNjlkZDE2NTY2MjlkOGM5MDkvdGV4dHJlZ2lvbjoyZTk0YjVhNTIwMjk0NjM2OWRkMTY1NjYyOWQ4YzkwOV8yMTI1_82d9eacb-9e3e-450e-bab6-bf2a7661216b">&#9746;</ix:nonNumeric></span><span style="color:#000000;font-family:'Arial',sans-serif;font-size:10pt;font-weight:400;line-height:120%">&#160;&#160;&#160;&#160;</span><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:9pt;font-weight:700;line-height:120%">Quarterly Report pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934</span></div><div style="margin-bottom:6pt;padding-left:33.75pt;padding-right:33.75pt;text-align:center;text-indent:-67.5pt"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:9pt;font-weight:400;line-height:120%">For the quarterly ended <ix:nonNumeric contextRef="i3a76d1213b09470fa8c6c3f49fa75d98_D20210101-20210331" format="ixt:datemonthdayyearen" name="dei:DocumentPeriodEndDate" id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN18xL2ZyYWc6MmU5NGI1YTUyMDI5NDYzNjlkZDE2NTY2MjlkOGM5MDkvdGV4dHJlZ2lvbjoyZTk0YjVhNTIwMjk0NjM2OWRkMTY1NjYyOWQ4YzkwOV8yMTM_6116c80a-afeb-48cc-8ddd-980520a9ad87">March&#160;31, 2021</ix:nonNumeric> or </span></div><div style="margin-bottom:15pt;padding-left:67.5pt;text-indent:-67.5pt"><span style="color:#000000;font-family:'Wingdings',sans-serif;font-size:10pt;font-weight:400;line-height:120%"><ix:nonNumeric contextRef="i3a76d1213b09470fa8c6c3f49fa75d98_D20210101-20210331" format="ixt-sec:boolballotbox" name="dei:DocumentTransitionReport" id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN18xL2ZyYWc6MmU5NGI1YTUyMDI5NDYzNjlkZDE2NTY2MjlkOGM5MDkvdGV4dHJlZ2lvbjoyZTk0YjVhNTIwMjk0NjM2OWRkMTY1NjYyOWQ4YzkwOV8yMTI2_901a46a0-4ce7-481d-827d-f1aa1c0e1b00">&#9744;</ix:nonNumeric></span><span style="color:#000000;font-family:'Arial',sans-serif;font-size:10pt;font-weight:400;line-height:120%">&#160;&#160;&#160;&#160;</span><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:9pt;font-weight:700;line-height:120%">Transition Report pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934</span></div><div style="margin-bottom:15pt;padding-left:22.5pt;padding-right:22.5pt;text-align:center;text-indent:-67.5pt"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:9pt;font-weight:400;line-height:120%">Commission File Number </span><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:9pt;font-weight:700;line-height:120%"><ix:nonNumeric contextRef="i3a76d1213b09470fa8c6c3f49fa75d98_D20210101-20210331" name="dei:EntityFileNumber" id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN18xL2ZyYWc6MmU5NGI1YTUyMDI5NDYzNjlkZDE2NTY2MjlkOGM5MDkvdGV4dHJlZ2lvbjoyZTk0YjVhNTIwMjk0NjM2OWRkMTY1NjYyOWQ4YzkwOV8yMTE5_9087d1ab-79f9-4392-9fe3-fd8d497f7d6b">0-53713</ix:nonNumeric></span><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:9pt;font-weight:400;line-height:120%">&#160;</span></div><div style="padding-left:22.5pt;padding-right:22.5pt;text-align:center"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:24pt;font-weight:700;line-height:120%"><ix:nonNumeric contextRef="i3a76d1213b09470fa8c6c3f49fa75d98_D20210101-20210331" name="dei:EntityRegistrantName" id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN18xL2ZyYWc6MmU5NGI1YTUyMDI5NDYzNjlkZDE2NTY2MjlkOGM5MDkvdGV4dHJlZ2lvbjoyZTk0YjVhNTIwMjk0NjM2OWRkMTY1NjYyOWQ4YzkwOV8yMTIy_949f2a16-4589-4ac1-8bc9-8c457544e03e">OTTER TAIL CORPORATION</ix:nonNumeric></span></div><div style="margin-bottom:9pt;text-align:center"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">(Exact name of registrant as specified in its charter)&#160;</span></div><div style="margin-top:5pt"><table style="border-collapse:collapse;display:inline-table;margin-bottom:5pt;vertical-align:text-bottom;width:100.000%"><tr><td style="width:1.0%"></td><td style="width:53.761%"></td><td style="width:0.1%"></td><td style="width:1.0%"></td><td style="width:44.039%"></td><td style="width:0.1%"></td></tr><tr><td colspan="3" style="padding:2px 1pt;text-align:left;vertical-align:middle"><div style="text-align:center"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:9pt;font-weight:700;line-height:120%"><ix:nonNumeric contextRef="i3a76d1213b09470fa8c6c3f49fa75d98_D20210101-20210331" format="ixt-sec:stateprovnameen" name="dei:EntityIncorporationStateCountryCode" id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN18xL2ZyYWc6MmU5NGI1YTUyMDI5NDYzNjlkZDE2NTY2MjlkOGM5MDkvdGFibGU6OWY2NmRkOTk3YWMxNDdkNTk1Y2U3YTJjNGJmMDlkNjcvdGFibGVyYW5nZTo5ZjY2ZGQ5OTdhYzE0N2Q1OTVjZTdhMmM0YmYwOWQ2N18wLTAtMS0xLTAvdGV4dHJlZ2lvbjowNTVhNGM2ZTY0ZWE0Yjg3YTJhMzczMGY5NDA5NThiNF81_0ccf8d66-2099-499b-9b86-8d96ff52b1d2">Minnesota</ix:nonNumeric></span></div><div style="text-align:center"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">(State or other jurisdiction of incorporation or organization)</span></div></td><td colspan="3" style="padding:2px 1pt;text-align:left;vertical-align:middle"><div style="text-align:center"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:9pt;font-weight:700;line-height:120%"><ix:nonNumeric contextRef="i3a76d1213b09470fa8c6c3f49fa75d98_D20210101-20210331" name="dei:EntityTaxIdentificationNumber" id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN18xL2ZyYWc6MmU5NGI1YTUyMDI5NDYzNjlkZDE2NTY2MjlkOGM5MDkvdGFibGU6OWY2NmRkOTk3YWMxNDdkNTk1Y2U3YTJjNGJmMDlkNjcvdGFibGVyYW5nZTo5ZjY2ZGQ5OTdhYzE0N2Q1OTVjZTdhMmM0YmYwOWQ2N18wLTEtMS0xLTAvdGV4dHJlZ2lvbjozZjM1MTA4NzliM2Q0NDFlOGU4Yzk2MGI2Y2FiNmEzNF81_564f743a-1565-4b4d-b13e-858a2a7c40da">27-0383995</ix:nonNumeric></span></div><div style="text-align:center"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">(I.R.S. Employer Identification No.)</span></div></td></tr><tr><td colspan="3" style="padding:0 1pt"></td><td colspan="3" style="padding:2px 1pt;text-align:left;vertical-align:middle"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:10pt;font-weight:400;line-height:120%">&#160;</span></td></tr><tr><td colspan="3" style="padding:2px 1pt;text-align:left;vertical-align:bottom"><div style="text-align:center"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:9pt;font-weight:700;line-height:120%"><ix:nonNumeric contextRef="i3a76d1213b09470fa8c6c3f49fa75d98_D20210101-20210331" name="dei:EntityAddressAddressLine1" id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN18xL2ZyYWc6MmU5NGI1YTUyMDI5NDYzNjlkZDE2NTY2MjlkOGM5MDkvdGFibGU6OWY2NmRkOTk3YWMxNDdkNTk1Y2U3YTJjNGJmMDlkNjcvdGFibGVyYW5nZTo5ZjY2ZGQ5OTdhYzE0N2Q1OTVjZTdhMmM0YmYwOWQ2N18yLTAtMS0xLTAvdGV4dHJlZ2lvbjplZjI1YzNkMTlhNGQ0MzUxYWFjMWI2ZDFkZDZlMGI4ZF81_32e73996-7e4c-4de2-85a8-5a78278e7f19">215 South Cascade Street</ix:nonNumeric>, <ix:nonNumeric contextRef="i3a76d1213b09470fa8c6c3f49fa75d98_D20210101-20210331" name="dei:EntityAddressAddressLine2" id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN18xL2ZyYWc6MmU5NGI1YTUyMDI5NDYzNjlkZDE2NTY2MjlkOGM5MDkvdGFibGU6OWY2NmRkOTk3YWMxNDdkNTk1Y2U3YTJjNGJmMDlkNjcvdGFibGVyYW5nZTo5ZjY2ZGQ5OTdhYzE0N2Q1OTVjZTdhMmM0YmYwOWQ2N18yLTAtMS0xLTAvdGV4dHJlZ2lvbjplZjI1YzNkMTlhNGQ0MzUxYWFjMWI2ZDFkZDZlMGI4ZF85_3faf9d12-8c83-46f1-a7a6-c02d347442c1">Box 496</ix:nonNumeric>, <ix:nonNumeric contextRef="i3a76d1213b09470fa8c6c3f49fa75d98_D20210101-20210331" name="dei:EntityAddressCityOrTown" id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN18xL2ZyYWc6MmU5NGI1YTUyMDI5NDYzNjlkZDE2NTY2MjlkOGM5MDkvdGFibGU6OWY2NmRkOTk3YWMxNDdkNTk1Y2U3YTJjNGJmMDlkNjcvdGFibGVyYW5nZTo5ZjY2ZGQ5OTdhYzE0N2Q1OTVjZTdhMmM0YmYwOWQ2N18yLTAtMS0xLTAvdGV4dHJlZ2lvbjplZjI1YzNkMTlhNGQ0MzUxYWFjMWI2ZDFkZDZlMGI4ZF8xMw_359bcd66-ecd9-433b-9c1a-77be0b8c6a9c">Fergus Falls</ix:nonNumeric>,</span><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:9pt;font-weight:400;line-height:120%">&#160;</span><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:9pt;font-weight:700;line-height:120%"><ix:nonNumeric contextRef="i3a76d1213b09470fa8c6c3f49fa75d98_D20210101-20210331" format="ixt-sec:stateprovnameen" name="dei:EntityAddressStateOrProvince" id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN18xL2ZyYWc6MmU5NGI1YTUyMDI5NDYzNjlkZDE2NTY2MjlkOGM5MDkvdGFibGU6OWY2NmRkOTk3YWMxNDdkNTk1Y2U3YTJjNGJmMDlkNjcvdGFibGVyYW5nZTo5ZjY2ZGQ5OTdhYzE0N2Q1OTVjZTdhMmM0YmYwOWQ2N18yLTAtMS0xLTAvdGV4dHJlZ2lvbjplZjI1YzNkMTlhNGQ0MzUxYWFjMWI2ZDFkZDZlMGI4ZF8xNw_8a637272-ce29-4bb4-a936-952c91da27ce">Minnesota</ix:nonNumeric></span></div><div style="text-align:center"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">(Address of principal executive offices)</span></div></td><td colspan="3" style="padding:2px 1pt;text-align:left;vertical-align:middle"><div style="text-align:center"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:9pt;font-weight:700;line-height:120%"><ix:nonNumeric contextRef="i3a76d1213b09470fa8c6c3f49fa75d98_D20210101-20210331" name="dei:EntityAddressPostalZipCode" id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN18xL2ZyYWc6MmU5NGI1YTUyMDI5NDYzNjlkZDE2NTY2MjlkOGM5MDkvdGFibGU6OWY2NmRkOTk3YWMxNDdkNTk1Y2U3YTJjNGJmMDlkNjcvdGFibGVyYW5nZTo5ZjY2ZGQ5OTdhYzE0N2Q1OTVjZTdhMmM0YmYwOWQ2N18yLTEtMS0xLTAvdGV4dHJlZ2lvbjpjMDkxMTYyMjRkOGE0NWNkYjU3Y2I4OWMxZTNlOGQ2MV81_d320ec0c-0877-4cad-9111-9632c4d5a864">56538-0496</ix:nonNumeric></span></div><div style="text-align:center"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">(Zip Code)</span></div></td></tr></table></div><div style="margin-bottom:9pt;margin-top:4pt"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:9pt;font-weight:400;line-height:120%">Registrant's telephone number, including area code: </span><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:9pt;font-weight:700;line-height:120%"><ix:nonNumeric contextRef="i3a76d1213b09470fa8c6c3f49fa75d98_D20210101-20210331" name="dei:CityAreaCode" id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN18xL2ZyYWc6MmU5NGI1YTUyMDI5NDYzNjlkZDE2NTY2MjlkOGM5MDkvdGV4dHJlZ2lvbjoyZTk0YjVhNTIwMjk0NjM2OWRkMTY1NjYyOWQ4YzkwOV8yMTIx_aac20d76-2c19-498c-ae4e-f6a4e83934e0">866</ix:nonNumeric>-<ix:nonNumeric contextRef="i3a76d1213b09470fa8c6c3f49fa75d98_D20210101-20210331" name="dei:LocalPhoneNumber" id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN18xL2ZyYWc6MmU5NGI1YTUyMDI5NDYzNjlkZDE2NTY2MjlkOGM5MDkvdGV4dHJlZ2lvbjoyZTk0YjVhNTIwMjk0NjM2OWRkMTY1NjYyOWQ4YzkwOV8yMTE2_a74d16ac-9c8a-439e-a8ce-02ba72b13063">410-8780</ix:nonNumeric></span></div><div style="margin-bottom:3pt;margin-top:4pt"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:9pt;font-weight:400;line-height:120%">Securities registered pursuant to Section 12(b) of the Act:&#160;</span></div><div style="margin-bottom:9pt;margin-top:6pt"><table style="border-collapse:collapse;display:inline-table;margin-bottom:5pt;vertical-align:text-bottom;width:100.000%"><tr><td style="width:1.0%"></td><td style="width:32.233%"></td><td style="width:0.1%"></td><td style="width:1.0%"></td><td style="width:32.233%"></td><td style="width:0.1%"></td><td style="width:1.0%"></td><td style="width:32.234%"></td><td style="width:0.1%"></td></tr><tr><td colspan="3" style="border-left:1pt solid #000000;border-top:1pt solid #000000;padding:2px 1pt;text-align:center;vertical-align:top"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:9pt;font-weight:700;line-height:120%">Title of each class</span></td><td colspan="3" style="border-left:1pt solid #000000;border-top:1pt solid #000000;padding:2px 1pt;text-align:center;vertical-align:top"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:9pt;font-weight:700;line-height:120%">Trading Symbol(s)</span></td><td colspan="3" style="border-left:1pt solid #000000;border-right:1pt solid #000000;border-top:1pt solid #000000;padding:2px 1pt;text-align:center;vertical-align:top"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:9pt;font-weight:700;line-height:120%">Name of each exchange on which registered</span></td></tr><tr><td colspan="3" style="border-bottom:1pt solid #000000;border-left:1pt solid #000000;border-top:1pt solid #000000;padding:2px 1pt;text-align:center;vertical-align:top"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:9pt;font-weight:400;line-height:120%"><ix:nonNumeric contextRef="i3a76d1213b09470fa8c6c3f49fa75d98_D20210101-20210331" name="dei:Security12bTitle" id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN18xL2ZyYWc6MmU5NGI1YTUyMDI5NDYzNjlkZDE2NTY2MjlkOGM5MDkvdGFibGU6Y2E5YTcxMGUzOWFkNDkzZWI4ZGVkYzVlMjcyNGJmYWEvdGFibGVyYW5nZTpjYTlhNzEwZTM5YWQ0OTNlYjhkZWRjNWUyNzI0YmZhYV8xLTAtMS0xLTA_f2924bee-60c5-401b-9921-2dc031cbaf1c">Common Shares, par value $5.00 per share</ix:nonNumeric></span></td><td colspan="3" style="border-bottom:1pt solid #000000;border-left:1pt solid #000000;border-top:1pt solid #000000;padding:2px 1pt;text-align:center;vertical-align:top"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:9pt;font-weight:400;line-height:120%"><ix:nonNumeric contextRef="i3a76d1213b09470fa8c6c3f49fa75d98_D20210101-20210331" name="dei:TradingSymbol" id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN18xL2ZyYWc6MmU5NGI1YTUyMDI5NDYzNjlkZDE2NTY2MjlkOGM5MDkvdGFibGU6Y2E5YTcxMGUzOWFkNDkzZWI4ZGVkYzVlMjcyNGJmYWEvdGFibGVyYW5nZTpjYTlhNzEwZTM5YWQ0OTNlYjhkZWRjNWUyNzI0YmZhYV8xLTEtMS0xLTA_a11f5092-1ed8-4341-9cc4-5865d32acf2c">OTTR</ix:nonNumeric></span></td><td colspan="3" style="border-bottom:1pt solid #000000;border-left:1pt solid #000000;border-right:1pt solid #000000;border-top:1pt solid #000000;padding:2px 1pt;text-align:center;vertical-align:top"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:9pt;font-weight:400;line-height:120%"><ix:nonNumeric contextRef="i3a76d1213b09470fa8c6c3f49fa75d98_D20210101-20210331" format="ixt-sec:exchnameen" name="dei:SecurityExchangeName" id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN18xL2ZyYWc6MmU5NGI1YTUyMDI5NDYzNjlkZDE2NTY2MjlkOGM5MDkvdGFibGU6Y2E5YTcxMGUzOWFkNDkzZWI4ZGVkYzVlMjcyNGJmYWEvdGFibGVyYW5nZTpjYTlhNzEwZTM5YWQ0OTNlYjhkZWRjNWUyNzI0YmZhYV8xLTItMS0xLTA_1c58bd54-b131-4eb2-97c2-c5876d3eb1e4">The Nasdaq Stock Market LLC</ix:nonNumeric></span></td></tr></table></div><div style="margin-bottom:9pt;margin-top:9pt;text-align:justify"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">Indicate by check mark whether the registrant (1) has filed all reports required to be filed by Section 13 or 15(d) of the Securities Exchange Act of 1934 during the preceding 12 months (or for such shorter period that the registrant was required to file such reports), and (2) has been subject to such filing requirements for the past 90 days.   <ix:nonNumeric contextRef="i3a76d1213b09470fa8c6c3f49fa75d98_D20210101-20210331" name="dei:EntityCurrentReportingStatus" id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN18xL2ZyYWc6MmU5NGI1YTUyMDI5NDYzNjlkZDE2NTY2MjlkOGM5MDkvdGV4dHJlZ2lvbjoyZTk0YjVhNTIwMjk0NjM2OWRkMTY1NjYyOWQ4YzkwOV8yMTIz_cbdf3e93-646e-487b-b08a-0c29a821d991">Yes</ix:nonNumeric></span><span style="color:#000000;font-family:'Times New Roman',sans-serif;font-size:9pt;font-weight:400;line-height:120%"> &#160;</span><span style="color:#000000;font-family:'Wingdings',sans-serif;font-size:9pt;font-weight:400;line-height:120%">&#9745;</span><span style="color:#000000;font-family:'Times New Roman',sans-serif;font-size:9pt;font-weight:400;line-height:120%">&#160;&#160;&#160;&#160;</span><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">No&#160;</span><span style="color:#000000;font-family:'Times New Roman',sans-serif;font-size:9pt;font-weight:400;line-height:120%"> </span><span style="color:#000000;font-family:'Wingdings',sans-serif;font-size:9pt;font-weight:400;line-height:120%">&#9744;</span><span style="color:#000000;font-family:'Times New Roman',sans-serif;font-size:9pt;font-weight:400;line-height:120%">&#160;</span></div><div style="margin-bottom:9pt;margin-top:6pt;text-align:justify"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">Indicate by check mark whether the registrant has submitted electronically every Interactive Data File required to be submitted pursuant to Rule 405 of Regulation S-T during the preceding 12 months (or for such shorter period that the registrant was required to submit such files).   <ix:nonNumeric contextRef="i3a76d1213b09470fa8c6c3f49fa75d98_D20210101-20210331" name="dei:EntityInteractiveDataCurrent" id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN18xL2ZyYWc6MmU5NGI1YTUyMDI5NDYzNjlkZDE2NTY2MjlkOGM5MDkvdGV4dHJlZ2lvbjoyZTk0YjVhNTIwMjk0NjM2OWRkMTY1NjYyOWQ4YzkwOV8yMTE3_9bd9374c-fbfa-4848-bf46-a3e41311d8fc">Yes</ix:nonNumeric></span><span style="color:#000000;font-family:'Times New Roman',sans-serif;font-size:9pt;font-weight:400;line-height:120%"> &#160;</span><span style="color:#000000;font-family:'Wingdings',sans-serif;font-size:9pt;font-weight:400;line-height:120%">&#9745;</span><span style="color:#000000;font-family:'Times New Roman',sans-serif;font-size:9pt;font-weight:400;line-height:120%">&#160;&#160;&#160;&#160;</span><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:9pt;font-weight:400;line-height:120%">&#160;</span><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">No</span><span style="color:#000000;font-family:'Times New Roman',sans-serif;font-size:9pt;font-weight:400;line-height:120%">&#160; </span><span style="color:#000000;font-family:'Wingdings',sans-serif;font-size:9pt;font-weight:400;line-height:120%">&#9744;</span><span style="color:#000000;font-family:'Times New Roman',sans-serif;font-size:9pt;font-weight:400;line-height:120%">&#160;</span></div><div style="margin-top:6pt"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">Indicate by check mark whether the registrant is a large accelerated filer, an accelerated filer, a non-accelerated filer or a smaller reporting company. See the definitions of &#8220;large accelerated filer,&#8221; &#8220;accelerated filer,&#8221; &#8220;smaller reporting company&#8221; and &#8220;emerging growth company&#8221; in Rule 12b-2 of the Exchange Act. (Check one):&#160;</span></div><div><table style="border-collapse:collapse;display:inline-table;margin-bottom:5pt;vertical-align:text-bottom;width:95.000%"><tr><td style="width:1.0%"></td><td style="width:4.309%"></td><td style="width:0.1%"></td><td style="width:1.0%"></td><td style="width:26.823%"></td><td style="width:0.1%"></td><td style="width:1.0%"></td><td style="width:4.309%"></td><td style="width:0.1%"></td><td style="width:1.0%"></td><td style="width:26.823%"></td><td style="width:0.1%"></td><td style="width:1.0%"></td><td style="width:4.309%"></td><td style="width:0.1%"></td><td style="width:1.0%"></td><td style="width:26.827%"></td><td style="width:0.1%"></td></tr><tr><td colspan="3" style="padding:2px 1pt;text-align:left;vertical-align:middle"><span style="color:#000000;font-family:'Times New Roman',sans-serif;font-size:10pt;font-weight:400;line-height:120%">&#160;</span></td><td colspan="3" style="padding:2px 1pt;text-align:left;vertical-align:middle"><div><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%"><ix:nonNumeric contextRef="i3a76d1213b09470fa8c6c3f49fa75d98_D20210101-20210331" name="dei:EntityFilerCategory" id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN18xL2ZyYWc6MmU5NGI1YTUyMDI5NDYzNjlkZDE2NTY2MjlkOGM5MDkvdGFibGU6NmQyNjY3NWE2MjA3NGQzYTgwMTJhZmJmOWIxYjQzOTQvdGFibGVyYW5nZTo2ZDI2Njc1YTYyMDc0ZDNhODAxMmFmYmY5YjFiNDM5NF8wLTEtMS0xLTAvdGV4dHJlZ2lvbjozNTFhNjBlOGRmNTM0NDU5OTQ1MjgyZWY1ZDQzNzU3NF80_8def08cb-104a-4518-aad9-aa105ef07b64">Large Accelerated Filer</ix:nonNumeric></span><span style="color:#000000;font-family:'Times New Roman',sans-serif;font-size:9pt;font-weight:400;line-height:120%"> </span><span style="color:#000000;font-family:'Wingdings',sans-serif;font-size:9pt;font-weight:400;line-height:120%">&#9745;</span></div></td><td colspan="3" style="padding:0 1pt"></td><td colspan="3" style="padding:2px 1pt;text-align:left;vertical-align:middle"><div><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">Accelerated Filer</span><span style="color:#000000;font-family:'Times New Roman',sans-serif;font-size:9pt;font-weight:400;line-height:120%"> </span><span style="color:#000000;font-family:'Wingdings',sans-serif;font-size:9pt;font-weight:400;line-height:120%">&#9744;</span></div></td><td colspan="3" style="padding:0 1pt"></td><td colspan="3" style="padding:0 1pt"></td></tr><tr><td colspan="3" style="padding:2px 1pt;text-align:left;vertical-align:middle"><span style="color:#000000;font-family:'Times New Roman',sans-serif;font-size:10pt;font-weight:400;line-height:120%">&#160;</span></td><td colspan="3" style="padding:2px 1pt;text-align:left;vertical-align:middle"><div><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">Non-Accelerated Filer</span><span style="color:#000000;font-family:'Times New Roman',sans-serif;font-size:9pt;font-weight:400;line-height:120%"> </span><span style="color:#000000;font-family:'Wingdings',sans-serif;font-size:9pt;font-weight:400;line-height:120%">&#9744;</span></div></td><td colspan="3" style="padding:0 1pt"></td><td colspan="3" style="padding:2px 1pt;text-align:left;vertical-align:middle"><div><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">Smaller Reporting Company</span><span style="color:#000000;font-family:'Times New Roman',sans-serif;font-size:9pt;font-weight:400;line-height:120%"> </span><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:9pt;font-weight:400;line-height:120%"><ix:nonNumeric contextRef="i3a76d1213b09470fa8c6c3f49fa75d98_D20210101-20210331" format="ixt-sec:boolballotbox" name="dei:EntitySmallBusiness" id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN18xL2ZyYWc6MmU5NGI1YTUyMDI5NDYzNjlkZDE2NTY2MjlkOGM5MDkvdGFibGU6NmQyNjY3NWE2MjA3NGQzYTgwMTJhZmJmOWIxYjQzOTQvdGFibGVyYW5nZTo2ZDI2Njc1YTYyMDc0ZDNhODAxMmFmYmY5YjFiNDM5NF8xLTMtMS0xLTAvdGV4dHJlZ2lvbjo4YjE1OTQ2ZDMxZTA0YWIzOGRmZDdjMWM3Zjk4OTExOV8zMA_3c84b7fd-d579-4ea2-adf6-446e0f7f3e81">&#9744;</ix:nonNumeric></span></div></td><td colspan="3" style="padding:0 1pt"></td><td colspan="3" style="padding:2px 1pt;text-align:left;vertical-align:middle"><div><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">Emerging Growth Company</span><span style="color:#000000;font-family:'Times New Roman',sans-serif;font-size:9pt;font-weight:400;line-height:120%"> </span><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:9pt;font-weight:400;line-height:120%"><ix:nonNumeric contextRef="i3a76d1213b09470fa8c6c3f49fa75d98_D20210101-20210331" format="ixt-sec:boolballotbox" name="dei:EntityEmergingGrowthCompany" id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN18xL2ZyYWc6MmU5NGI1YTUyMDI5NDYzNjlkZDE2NTY2MjlkOGM5MDkvdGFibGU6NmQyNjY3NWE2MjA3NGQzYTgwMTJhZmJmOWIxYjQzOTQvdGFibGVyYW5nZTo2ZDI2Njc1YTYyMDc0ZDNhODAxMmFmYmY5YjFiNDM5NF8xLTUtMS0xLTAvdGV4dHJlZ2lvbjoxNjdiNWUxZGQ5YmU0ZDVjYTFiMmE4NzI1MDZkOGUyNF8yOA_4ad002b2-ee43-4796-a919-c3025a8e2eec">&#9744;</ix:nonNumeric></span></div></td></tr></table><span style="color:#000000;font-family:'Times New Roman',sans-serif;font-size:10pt;font-weight:400;line-height:120%">&#160;</span></div><div style="margin-bottom:9pt;margin-top:9pt"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">If an emerging growth company, indicate by check mark if the registrant has elected not to use the extended transition period for complying with any new or revised financial accounting standards provided pursuant to Section 13(a) of the Exchange Act</span><span style="color:#000000;font-family:'Times New Roman',sans-serif;font-size:8pt;font-weight:400;line-height:120%">&#160;  </span><span style="color:#000000;font-family:'Wingdings',sans-serif;font-size:9pt;font-weight:400;line-height:120%">&#9744;</span><span style="color:#000000;font-family:'Times New Roman',sans-serif;font-size:9pt;font-weight:400;line-height:120%">&#160;</span></div><div style="margin-bottom:9pt;margin-top:6pt"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">Indicate by check mark whether the registrant is a shell company (as defined in Rule 12b-2 of the Exchange Act).   Yes</span><span style="color:#000000;font-family:'Times New Roman',sans-serif;font-size:9pt;font-weight:400;line-height:120%"> </span><span style="color:#000000;font-family:'Wingdings',sans-serif;font-size:9pt;font-weight:400;line-height:120%"><ix:nonNumeric contextRef="i3a76d1213b09470fa8c6c3f49fa75d98_D20210101-20210331" format="ixt-sec:boolballotbox" name="dei:EntityShellCompany" id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN18xL2ZyYWc6MmU5NGI1YTUyMDI5NDYzNjlkZDE2NTY2MjlkOGM5MDkvdGV4dHJlZ2lvbjoyZTk0YjVhNTIwMjk0NjM2OWRkMTY1NjYyOWQ4YzkwOV8yMTE4_c4645bf0-cab9-4f49-aca0-5d9c5a431cc8">&#9744;</ix:nonNumeric></span><span style="color:#000000;font-family:'Times New Roman',sans-serif;font-size:9pt;font-weight:400;line-height:120%">&#160; &#160;</span><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">No</span><span style="color:#000000;font-family:'Times New Roman',sans-serif;font-size:9pt;font-weight:400;line-height:120%">&#160;</span><span style="color:#000000;font-family:'Wingdings',sans-serif;font-size:9pt;font-weight:400;line-height:120%">&#9745;</span><span style="color:#000000;font-family:'Times New Roman',sans-serif;font-size:9pt;font-weight:400;line-height:120%">&#160;</span></div><div style="margin-top:6pt"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">Indicate the number of shares outstanding of each of the registrant's classes of common stock, as of the latest practicable date: </span></div><div><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:120%"><ix:nonFraction unitRef="shares" contextRef="i45b832d75e9f4a409a87465ef7ec45f8_I20210430" decimals="INF" format="ixt:numdotdecimal" name="dei:EntityCommonStockSharesOutstanding" scale="0" id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN18xL2ZyYWc6MmU5NGI1YTUyMDI5NDYzNjlkZDE2NTY2MjlkOGM5MDkvdGV4dHJlZ2lvbjoyZTk0YjVhNTIwMjk0NjM2OWRkMTY1NjYyOWQ4YzkwOV8yMDY4_f5e84cd2-97fa-4a97-84b1-84d9a3c28205">41,538,084</ix:nonFraction></span><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">&#160;</span><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:120%">Common</span><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%"> </span><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:120%">Shares ($5 par value) as</span><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%"> </span><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:120%">of April&#160;30, 2021.&#160;</span></div><div><span><br/></span></div><div style="margin-top:5pt"><table style="border-collapse:collapse;display:inline-table;margin-bottom:5pt;vertical-align:text-bottom;width:100.000%"><tr><td style="width:1.0%"></td><td style="width:98.900%"></td><td style="width:0.1%"></td></tr><tr style="height:3pt"><td colspan="3" style="border-bottom:1pt solid #000000;padding:0 1pt"></td></tr></table></div><div style="height:54pt;position:relative;width:100%"><div style="bottom:0;position:absolute;width:100%"><div><span><br/></span></div></div></div><div id="i3ccd65d188014ef19fc37bf6a1f38117_7"></div><hr style="page-break-after:always"/><div style="min-height:54pt;width:100%"><div><span style="color:#0000ff;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%;text-decoration:underline"><a style="color:#0000ff;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%;text-decoration:underline" href="#i3ccd65d188014ef19fc37bf6a1f38117_7">Table of </a><a style="color:#0000ff;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%;text-decoration:underline" href="#i3ccd65d188014ef19fc37bf6a1f38117_7">Contents</a></span></div></div><div><table style="border-collapse:collapse;display:inline-table;margin-bottom:5pt;vertical-align:text-bottom;width:100.000%"><tr><td style="width:1.0%"></td><td style="width:32.094%"></td><td style="width:0.1%"></td><td style="width:1.0%"></td><td style="width:17.788%"></td><td style="width:0.1%"></td><td style="width:1.0%"></td><td style="width:17.788%"></td><td style="width:0.1%"></td><td style="width:1.0%"></td><td style="width:27.930%"></td><td style="width:0.1%"></td></tr><tr><td colspan="3" style="background-color:#000000;padding:2px 1pt;text-align:left;vertical-align:bottom"><span style="color:#ffffff;font-family:'Calibri',sans-serif;font-size:11pt;font-weight:700;line-height:100%">TABLE OF CONTENTS</span></td><td colspan="3" style="background-color:#000000;padding:0 1pt"></td><td colspan="3" style="background-color:#000000;padding:0 1pt"></td><td colspan="3" style="background-color:#000000;padding:0 1pt"></td></tr></table></div><div style="margin-top:5pt"><table style="border-collapse:collapse;display:inline-table;margin-bottom:5pt;vertical-align:text-bottom;width:100.000%"><tr><td style="width:1.0%"></td><td style="width:8.900%"></td><td style="width:0.1%"></td><td style="width:1.0%"></td><td style="width:83.344%"></td><td style="width:0.1%"></td><td style="width:1.0%"></td><td style="width:4.456%"></td><td style="width:0.1%"></td></tr><tr><td colspan="3" style="padding:2px 1pt;text-align:left;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-style:italic;font-weight:400;line-height:120%">&#160;</span></td><td colspan="3" style="padding:2px 1pt;text-align:left;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-style:italic;font-weight:700;line-height:120%">Description</span></td><td colspan="3" style="padding:2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-style:italic;font-weight:700;line-height:120%">Page</span></td></tr><tr style="height:6pt"><td colspan="3" style="border-top:1pt solid #000;padding:0 1pt"></td><td colspan="3" style="border-top:1pt solid #000;padding:0 1pt"></td><td colspan="3" style="border-top:1pt solid #000;padding:0 1pt"></td></tr><tr><td colspan="3" style="background-color:#dbdbdb;padding:2px 1pt;text-align:left;vertical-align:middle"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">&#160;</span></td><td colspan="3" style="background-color:#dbdbdb;padding:2px 1pt;text-align:left;vertical-align:middle"><div><span style="color:#0000ff;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%;text-decoration:underline"><a style="color:#0000ff;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%;text-decoration:underline" href="#i3ccd65d188014ef19fc37bf6a1f38117_10">Definitions</a></span></div></td><td colspan="3" style="background-color:#dbdbdb;padding:2px 1pt;text-align:left;vertical-align:middle"><div style="text-align:right"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:120%"><a style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:120%;text-decoration:none" href="#i3ccd65d188014ef19fc37bf6a1f38117_10">2</a></span></div></td></tr><tr><td colspan="3" style="background-color:#ffffff;padding:0 1pt"></td><td colspan="3" style="background-color:#ffffff;padding:2px 1pt;text-align:left;vertical-align:middle"><div><span style="color:#0000ff;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%;text-decoration:underline"><a style="color:#0000ff;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%;text-decoration:underline" href="#i3ccd65d188014ef19fc37bf6a1f38117_13">Forward Looking Information</a></span></div></td><td colspan="3" style="background-color:#ffffff;padding:2px 1pt;text-align:left;vertical-align:middle"><div style="text-align:right"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:120%"><a style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:120%;text-decoration:none" href="#i3ccd65d188014ef19fc37bf6a1f38117_13">2</a></span></div></td></tr><tr><td colspan="3" style="background-color:#dbdbdb;padding:2px 1pt;text-align:left;vertical-align:middle"><div><span style="color:#0000ff;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:120%"><a style="color:#0000ff;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:120%;text-decoration:none" href="#i3ccd65d188014ef19fc37bf6a1f38117_16">PART I</a></span></div></td><td colspan="3" style="background-color:#dbdbdb;padding:2px 1pt;text-align:left;vertical-align:middle"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">&#160;</span></td><td colspan="3" style="background-color:#dbdbdb;padding:2px 1pt;text-align:left;vertical-align:middle"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:120%">&#160;</span></td></tr><tr><td colspan="3" style="background-color:#ffffff;padding:2px 1pt 2px 7pt;text-align:left;vertical-align:middle"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">ITEM 1.</span></td><td colspan="3" style="background-color:#ffffff;padding:2px 1pt;text-align:left;vertical-align:middle"><div><span style="color:#0000ff;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%;text-decoration:underline"><a style="color:#0000ff;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%;text-decoration:underline" href="#i3ccd65d188014ef19fc37bf6a1f38117_19">Financial Statements:</a></span></div></td><td colspan="3" style="background-color:#ffffff;padding:2px 1pt;text-align:left;vertical-align:middle"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:120%">&#160;</span></td></tr><tr><td colspan="3" style="background-color:#dbdbdb;padding:0 1pt"></td><td colspan="3" style="background-color:#dbdbdb;padding:2px 1pt;text-align:left;vertical-align:middle"><div style="padding-left:6.75pt"><span style="color:#0000ff;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%;text-decoration:underline"><a style="color:#0000ff;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%;text-decoration:underline" href="#i3ccd65d188014ef19fc37bf6a1f38117_22">Consolidated Balance Sheets</a></span></div></td><td colspan="3" style="background-color:#dbdbdb;padding:2px 1pt;text-align:left;vertical-align:middle"><div style="text-align:right"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:120%"><a style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:120%;text-decoration:none" href="#i3ccd65d188014ef19fc37bf6a1f38117_22">3</a></span></div></td></tr><tr><td colspan="3" style="background-color:#ffffff;padding:0 1pt"></td><td colspan="3" style="background-color:#ffffff;padding:2px 1pt;text-align:left;vertical-align:middle"><div style="padding-left:6.75pt"><span style="color:#0000ff;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%;text-decoration:underline"><a style="color:#0000ff;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%;text-decoration:underline" href="#i3ccd65d188014ef19fc37bf6a1f38117_25">Consolidated Statements of Income</a></span></div></td><td colspan="3" style="background-color:#ffffff;padding:2px 1pt;text-align:left;vertical-align:middle"><div style="text-align:right"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:120%"><a style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:120%;text-decoration:none" href="#i3ccd65d188014ef19fc37bf6a1f38117_25">4</a></span></div></td></tr><tr><td colspan="3" style="background-color:#dbdbdb;padding:2px 1pt;text-align:left;vertical-align:middle"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">&#160;</span></td><td colspan="3" style="background-color:#dbdbdb;padding:2px 1pt;text-align:left;vertical-align:middle"><div style="padding-left:6.75pt"><span style="color:#0000ff;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%;text-decoration:underline"><a style="color:#0000ff;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%;text-decoration:underline" href="#i3ccd65d188014ef19fc37bf6a1f38117_28">Consolidated Statements of Comprehensive Income</a></span></div></td><td colspan="3" style="background-color:#dbdbdb;padding:2px 1pt;text-align:left;vertical-align:middle"><div style="text-align:right"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:120%"><a style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:120%;text-decoration:none" href="#i3ccd65d188014ef19fc37bf6a1f38117_28">5</a></span></div></td></tr><tr><td colspan="3" style="background-color:#ffffff;padding:2px 1pt;text-align:left;vertical-align:middle"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">&#160;</span></td><td colspan="3" style="background-color:#ffffff;padding:2px 1pt;text-align:left;vertical-align:middle"><div style="padding-left:6.75pt"><span style="color:#0000ff;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%;text-decoration:underline"><a style="color:#0000ff;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%;text-decoration:underline" href="#i3ccd65d188014ef19fc37bf6a1f38117_31">Consolidated Statements of Shareholders&#8217; Equity</a></span></div></td><td colspan="3" style="background-color:#ffffff;padding:2px 1pt;text-align:left;vertical-align:middle"><div style="text-align:right"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:120%"><a style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:120%;text-decoration:none" href="#i3ccd65d188014ef19fc37bf6a1f38117_31">6</a></span></div></td></tr><tr><td colspan="3" style="background-color:#dbdbdb;padding:2px 1pt;text-align:left;vertical-align:middle"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">&#160;</span></td><td colspan="3" style="background-color:#dbdbdb;padding:2px 1pt;text-align:left;vertical-align:middle"><div style="padding-left:6.75pt"><span style="color:#0000ff;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%;text-decoration:underline"><a style="color:#0000ff;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%;text-decoration:underline" href="#i3ccd65d188014ef19fc37bf6a1f38117_34">Consolidated Statements of Cash Flows</a></span></div></td><td colspan="3" style="background-color:#dbdbdb;padding:2px 1pt;text-align:left;vertical-align:middle"><div style="text-align:right"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:120%"><a style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:120%;text-decoration:none" href="#i3ccd65d188014ef19fc37bf6a1f38117_34">7</a></span></div></td></tr><tr><td colspan="3" style="background-color:#ffffff;padding:2px 1pt;text-align:left;vertical-align:middle"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">&#160;</span></td><td colspan="3" style="background-color:#ffffff;padding:2px 1pt;text-align:left;vertical-align:middle"><div style="padding-left:6.75pt"><span style="color:#0000ff;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%;text-decoration:underline"><a style="color:#0000ff;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%;text-decoration:underline" href="#i3ccd65d188014ef19fc37bf6a1f38117_37">Condensed </a><a style="color:#0000ff;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%;text-decoration:underline" href="#i3ccd65d188014ef19fc37bf6a1f38117_37">Notes to Consolidated Financial Statements</a></span></div></td><td colspan="3" style="background-color:#ffffff;padding:2px 1pt;text-align:left;vertical-align:middle"><div style="text-align:right"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:120%"><a style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:120%;text-decoration:none" href="#i3ccd65d188014ef19fc37bf6a1f38117_37">8</a></span></div></td></tr><tr><td colspan="3" style="background-color:#dbdbdb;padding:2px 1pt 2px 7pt;text-align:left;vertical-align:middle"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">ITEM 2.</span></td><td colspan="3" style="background-color:#dbdbdb;padding:2px 1pt;text-align:left;vertical-align:middle"><div><span style="color:#0000ff;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%;text-decoration:underline"><a style="color:#0000ff;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%;text-decoration:underline" href="#i3ccd65d188014ef19fc37bf6a1f38117_82">Management&#8217;s Discussion and Analysis of Financial Condition and Results of Operations</a></span></div></td><td colspan="3" style="background-color:#dbdbdb;padding:2px 1pt;text-align:left;vertical-align:middle"><div style="text-align:right"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:120%"><a style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:120%;text-decoration:none" href="#i3ccd65d188014ef19fc37bf6a1f38117_82">17</a></span></div></td></tr><tr><td colspan="3" style="background-color:#ffffff;padding:2px 1pt 2px 7pt;text-align:left;vertical-align:middle"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">ITEM 3.</span></td><td colspan="3" style="background-color:#ffffff;padding:2px 1pt;text-align:left;vertical-align:middle"><div><span style="color:#0000ff;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%;text-decoration:underline"><a style="color:#0000ff;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%;text-decoration:underline" href="#i3ccd65d188014ef19fc37bf6a1f38117_121">Quantitative and Qualitative Disclosures About Market Risk</a></span></div></td><td colspan="3" style="background-color:#ffffff;padding:2px 1pt;text-align:left;vertical-align:middle"><div style="text-align:right"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:120%"><a style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:120%;text-decoration:none" href="#i3ccd65d188014ef19fc37bf6a1f38117_121">25</a></span></div></td></tr><tr><td colspan="3" style="background-color:#dbdbdb;padding:2px 1pt 2px 7pt;text-align:left;vertical-align:middle"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">ITEM 4.</span></td><td colspan="3" style="background-color:#dbdbdb;padding:2px 1pt;text-align:left;vertical-align:middle"><div><span style="color:#0000ff;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%;text-decoration:underline"><a style="color:#0000ff;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%;text-decoration:underline" href="#i3ccd65d188014ef19fc37bf6a1f38117_124">Controls and Procedures</a></span></div></td><td colspan="3" style="background-color:#dbdbdb;padding:2px 1pt;text-align:left;vertical-align:middle"><div style="text-align:right"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:120%"><a style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:120%;text-decoration:none" href="#i3ccd65d188014ef19fc37bf6a1f38117_124">25</a></span></div></td></tr><tr><td colspan="3" style="background-color:#ffffff;padding:2px 1pt;text-align:left;vertical-align:middle"><div><span style="color:#0000ff;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:120%"><a style="color:#0000ff;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:120%;text-decoration:none" href="#i3ccd65d188014ef19fc37bf6a1f38117_127">PART II</a></span></div></td><td colspan="3" style="background-color:#ffffff;padding:0 1pt"></td><td colspan="3" style="background-color:#ffffff;padding:0 1pt"></td></tr><tr><td colspan="3" style="background-color:#dbdbdb;padding:2px 1pt 2px 7pt;text-align:left;vertical-align:middle"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">ITEM 1.</span></td><td colspan="3" style="background-color:#dbdbdb;padding:2px 1pt;text-align:left;vertical-align:middle"><div><span style="color:#0000ff;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%;text-decoration:underline"><a style="color:#0000ff;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%;text-decoration:underline" href="#i3ccd65d188014ef19fc37bf6a1f38117_130">Legal Proceedings</a></span></div></td><td colspan="3" style="background-color:#dbdbdb;padding:2px 1pt;text-align:left;vertical-align:middle"><div style="text-align:right"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:120%"><a style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:120%;text-decoration:none" href="#i3ccd65d188014ef19fc37bf6a1f38117_130">26</a></span></div></td></tr><tr><td colspan="3" style="background-color:#ffffff;padding:2px 1pt 2px 7pt;text-align:left;vertical-align:middle"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">ITEM 1A.</span></td><td colspan="3" style="background-color:#ffffff;padding:2px 1pt;text-align:left;vertical-align:middle"><div><span style="color:#0000ff;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%;text-decoration:underline"><a style="color:#0000ff;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%;text-decoration:underline" href="#i3ccd65d188014ef19fc37bf6a1f38117_133">Risk Factors</a></span></div></td><td colspan="3" style="background-color:#ffffff;padding:2px 1pt;text-align:left;vertical-align:middle"><div style="text-align:right"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:120%"><a style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:120%;text-decoration:none" href="#i3ccd65d188014ef19fc37bf6a1f38117_133">26</a></span></div></td></tr><tr><td colspan="3" style="background-color:#dbdbdb;padding:2px 1pt 2px 7pt;text-align:left;vertical-align:middle"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">ITEM 2.</span></td><td colspan="3" style="background-color:#dbdbdb;padding:2px 1pt;text-align:left;vertical-align:middle"><div><span style="color:#0000ff;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%;text-decoration:underline"><a style="color:#0000ff;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%;text-decoration:underline" href="#i3ccd65d188014ef19fc37bf6a1f38117_1390">Unregistered Sales of Equity Securities and Use of Proceeds</a></span></div></td><td colspan="3" style="background-color:#dbdbdb;padding:2px 1pt;text-align:left;vertical-align:middle"><div style="text-align:right"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:120%"><a style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:120%;text-decoration:none" href="#i3ccd65d188014ef19fc37bf6a1f38117_1390">26</a></span></div></td></tr><tr><td colspan="3" style="background-color:#ffffff;padding:2px 1pt 2px 7pt;text-align:left;vertical-align:middle"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">ITEM 6.</span></td><td colspan="3" style="background-color:#ffffff;padding:2px 1pt;text-align:left;vertical-align:middle"><div><span style="color:#0000ff;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%;text-decoration:underline"><a style="color:#0000ff;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%;text-decoration:underline" href="#i3ccd65d188014ef19fc37bf6a1f38117_136">Exhibits</a></span></div></td><td colspan="3" style="background-color:#ffffff;padding:2px 1pt;text-align:left;vertical-align:middle"><div style="text-align:right"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:120%"><a style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:120%;text-decoration:none" href="#i3ccd65d188014ef19fc37bf6a1f38117_136">26</a></span></div></td></tr><tr><td colspan="3" style="background-color:#dbdbdb;border-bottom:1pt solid #000;padding:2px 1pt;text-align:left;vertical-align:middle"><div><span style="color:#0000ff;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:120%"><a style="color:#0000ff;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:120%;text-decoration:none" href="#i3ccd65d188014ef19fc37bf6a1f38117_139">Signatures</a></span></div></td><td colspan="3" style="background-color:#dbdbdb;border-bottom:1pt solid #000;padding:2px 1pt;text-align:left;vertical-align:middle"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">&#160;</span></td><td colspan="3" style="background-color:#dbdbdb;border-bottom:1pt solid #000;padding:2px 1pt;text-align:left;vertical-align:middle"><div style="text-align:right"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:120%"><a style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:120%;text-decoration:none" href="#i3ccd65d188014ef19fc37bf6a1f38117_139">27</a></span></div></td></tr></table></div><div><span><br/></span></div><div style="height:54pt;position:relative;width:100%"><div style="bottom:0;position:absolute;width:100%"><div style="text-align:right"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:9pt;font-weight:400;line-height:120%">1</span></div></div></div><div id="i3ccd65d188014ef19fc37bf6a1f38117_10"></div><hr style="page-break-after:always"/><div style="min-height:54pt;width:100%"><div><span style="color:#0000ff;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%;text-decoration:underline"><a style="color:#0000ff;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%;text-decoration:underline" href="#i3ccd65d188014ef19fc37bf6a1f38117_7">Table of </a><a style="color:#0000ff;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%;text-decoration:underline" href="#i3ccd65d188014ef19fc37bf6a1f38117_7">Contents</a></span></div></div><div style="margin-bottom:12pt;margin-top:6pt"><table style="border-collapse:collapse;display:inline-table;margin-bottom:5pt;vertical-align:text-bottom;width:100.000%"><tr><td style="width:1.0%"></td><td style="width:32.094%"></td><td style="width:0.1%"></td><td style="width:1.0%"></td><td style="width:17.788%"></td><td style="width:0.1%"></td><td style="width:1.0%"></td><td style="width:17.788%"></td><td style="width:0.1%"></td><td style="width:1.0%"></td><td style="width:27.930%"></td><td style="width:0.1%"></td></tr><tr><td colspan="3" style="background-color:#000000;padding:2px 1pt;text-align:left;vertical-align:bottom"><span style="color:#ffffff;font-family:'Calibri',sans-serif;font-size:11pt;font-weight:700;line-height:100%">DEFINITIONS</span></td><td colspan="3" style="background-color:#000000;padding:0 1pt"></td><td colspan="3" style="background-color:#000000;padding:0 1pt"></td><td colspan="3" style="background-color:#000000;padding:0 1pt"></td></tr></table><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:9pt;font-weight:400;line-height:120%">The following abbreviations or acronyms are used in the text.</span></div><div style="margin-bottom:24pt;margin-top:3pt"><table style="border-collapse:collapse;display:inline-table;margin-bottom:5pt;vertical-align:text-bottom;width:100.000%"><tr><td style="width:1.0%"></td><td style="width:8.900%"></td><td style="width:0.1%"></td><td style="width:1.0%"></td><td style="width:37.233%"></td><td style="width:0.1%"></td><td style="width:0.1%"></td><td style="width:2.577%"></td><td style="width:0.1%"></td><td style="width:1.0%"></td><td style="width:9.455%"></td><td style="width:0.1%"></td><td style="width:1.0%"></td><td style="width:37.235%"></td><td style="width:0.1%"></td></tr><tr><td colspan="3" style="background-color:#dbdbdb;padding:2px 1pt;text-align:left;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">AFUDC</span></td><td colspan="3" style="background-color:#dbdbdb;padding:2px 1pt;text-align:left;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">Allowance for Funds Used During Construction</span></td><td colspan="3" style="padding:0 1pt"></td><td colspan="3" style="background-color:#dbdbdb;padding:2px 1pt;text-align:left;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">MPUC</span></td><td colspan="3" style="background-color:#dbdbdb;padding:2px 1pt;text-align:left;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">Minnesota Public Utilities Commission</span></td></tr><tr><td colspan="3" style="background-color:#ffffff;padding:2px 1pt;text-align:left;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">ARP</span></td><td colspan="3" style="background-color:#ffffff;padding:2px 1pt;text-align:left;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">Alternative Revenue Program</span></td><td colspan="3" style="padding:0 1pt"></td><td colspan="3" style="background-color:#ffffff;padding:2px 1pt;text-align:left;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">NDPSC</span></td><td colspan="3" style="background-color:#ffffff;padding:2px 1pt;text-align:left;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">North Dakota Public Service Commission</span></td></tr><tr><td colspan="3" style="background-color:#dbdbdb;padding:2px 1pt;text-align:left;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">BTD</span></td><td colspan="3" style="background-color:#dbdbdb;padding:2px 1pt;text-align:left;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">BTD Manufacturing, Inc.</span></td><td colspan="3" style="padding:0 1pt"></td><td colspan="3" style="background-color:#dbdbdb;padding:2px 1pt;text-align:left;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">Northern Pipe</span></td><td colspan="3" style="background-color:#dbdbdb;padding:2px 1pt;text-align:left;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">Northern Pipe Products, Inc.</span></td></tr><tr><td colspan="3" style="background-color:#ffffff;padding:2px 1pt;text-align:left;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">CIP</span></td><td colspan="3" style="background-color:#ffffff;padding:2px 1pt;text-align:left;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">Conservation Improvement Program</span></td><td colspan="3" style="padding:0 1pt"></td><td colspan="3" style="background-color:#ffffff;padding:2px 1pt;text-align:left;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">OTC</span></td><td colspan="3" style="background-color:#ffffff;padding:2px 1pt;text-align:left;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">Otter Tail Corporation</span></td></tr><tr><td colspan="3" style="background-color:#dbdbdb;padding:2px 1pt;text-align:left;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">ECR</span></td><td colspan="3" style="background-color:#dbdbdb;padding:2px 1pt;text-align:left;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">Environmental Cost Recovery</span></td><td colspan="3" style="padding:0 1pt"></td><td colspan="3" style="background-color:#dbdbdb;padding:2px 1pt;text-align:left;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">OTP</span></td><td colspan="3" style="background-color:#dbdbdb;padding:2px 1pt;text-align:left;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">Otter Tail Power Company</span></td></tr><tr><td colspan="3" style="background-color:#ffffff;padding:2px 1pt;text-align:left;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">ECR</span></td><td colspan="3" style="background-color:#ffffff;padding:2px 1pt;text-align:left;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">Environmental Cost Recovery Rider</span></td><td colspan="3" style="padding:0 1pt"></td><td colspan="3" style="background-color:#ffffff;padding:2px 1pt;text-align:left;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">PACE</span></td><td colspan="3" style="background-color:#ffffff;padding:2px 1pt;text-align:left;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">Partnership in Assisting Community Expansion</span></td></tr><tr><td colspan="3" style="background-color:#dbdbdb;padding:2px 1pt;text-align:left;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">EEP</span></td><td colspan="3" style="background-color:#dbdbdb;padding:2px 1pt;text-align:left;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">Energy Efficiency Plan</span></td><td colspan="3" style="padding:0 1pt"></td><td colspan="3" style="background-color:#dbdbdb;padding:2px 1pt;text-align:left;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">PIR</span></td><td colspan="3" style="background-color:#dbdbdb;padding:2px 1pt;text-align:left;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">Phase-In Rider</span></td></tr><tr><td colspan="3" style="background-color:#ffffff;padding:2px 1pt;text-align:left;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">EPA</span></td><td colspan="3" style="background-color:#ffffff;padding:2px 1pt;text-align:left;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">Environmental Protection Agency</span></td><td colspan="3" style="padding:0 1pt"></td><td colspan="3" style="background-color:#ffffff;padding:2px 1pt;text-align:left;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">PTCs</span></td><td colspan="3" style="background-color:#ffffff;padding:2px 1pt;text-align:left;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">Production tax credits</span></td></tr><tr><td colspan="3" style="background-color:#dbdbdb;padding:2px 1pt;text-align:left;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">ESSRP</span></td><td colspan="3" style="background-color:#dbdbdb;padding:2px 1pt;text-align:left;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">Executive Survivor and Supplemental Retirement Plan</span></td><td colspan="3" style="padding:0 1pt"></td><td colspan="3" style="background-color:#dbdbdb;padding:2px 1pt;text-align:left;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">PVC</span></td><td colspan="3" style="background-color:#dbdbdb;padding:2px 1pt;text-align:left;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">Polyvinyl chloride</span></td></tr><tr><td colspan="3" style="background-color:#ffffff;padding:2px 1pt;text-align:left;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">FCA</span></td><td colspan="3" style="background-color:#ffffff;padding:2px 1pt;text-align:left;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">Fuel Clause Adjustment</span></td><td colspan="3" style="padding:0 1pt"></td><td colspan="3" style="background-color:#ffffff;padding:2px 1pt;text-align:left;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">RHR</span></td><td colspan="3" style="background-color:#ffffff;padding:2px 1pt;text-align:left;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">Regional Haze Rule</span></td></tr><tr><td colspan="3" style="background-color:#dbdbdb;padding:2px 1pt;text-align:left;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">FERC</span></td><td colspan="3" style="background-color:#dbdbdb;padding:2px 1pt;text-align:left;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">Federal Energy Regulatory Commission</span></td><td colspan="3" style="padding:0 1pt"></td><td colspan="3" style="background-color:#dbdbdb;padding:2px 1pt;text-align:left;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">ROE</span></td><td colspan="3" style="background-color:#dbdbdb;padding:2px 1pt;text-align:left;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">Return on equity</span></td></tr><tr><td colspan="3" style="background-color:#ffffff;padding:2px 1pt;text-align:left;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">GCR</span></td><td colspan="3" style="background-color:#ffffff;padding:2px 1pt;text-align:left;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">Generation Cost Recovery</span></td><td colspan="3" style="padding:0 1pt"></td><td colspan="3" style="background-color:#ffffff;padding:2px 1pt;text-align:left;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">RRR</span></td><td colspan="3" style="background-color:#ffffff;padding:2px 1pt;text-align:left;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">Renewable Resource Rider</span></td></tr><tr><td colspan="3" style="background-color:#dbdbdb;padding:2px 1pt;text-align:left;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">ISO</span></td><td colspan="3" style="background-color:#dbdbdb;padding:2px 1pt;text-align:left;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">Independent System Operator</span></td><td colspan="3" style="padding:0 1pt"></td><td colspan="3" style="background-color:#dbdbdb;padding:2px 1pt;text-align:left;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">SDPUC</span></td><td colspan="3" style="background-color:#dbdbdb;padding:2px 1pt;text-align:left;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">South Dakota Public Utilities Commission</span></td></tr><tr><td colspan="3" style="background-color:#ffffff;padding:2px 1pt;text-align:left;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">kW</span></td><td colspan="3" style="background-color:#ffffff;padding:2px 1pt;text-align:left;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">kiloWatt</span></td><td colspan="3" style="padding:0 1pt"></td><td colspan="3" style="background-color:#ffffff;padding:2px 1pt;text-align:left;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">SEC</span></td><td colspan="3" style="background-color:#ffffff;padding:2px 1pt;text-align:left;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">Securities and Exchange Commission</span></td></tr><tr><td colspan="3" style="background-color:#dbdbdb;padding:2px 1pt;text-align:left;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">kwh</span></td><td colspan="3" style="background-color:#dbdbdb;padding:2px 1pt;text-align:left;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">kilowatt-hour</span></td><td colspan="3" style="padding:0 1pt"></td><td colspan="3" style="background-color:#dbdbdb;padding:2px 1pt;text-align:left;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">T.O. Plastics</span></td><td colspan="3" style="background-color:#dbdbdb;padding:2px 1pt;text-align:left;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">T.O. Plastics, Inc.</span></td></tr><tr><td colspan="3" style="background-color:#ffffff;padding:2px 1pt;text-align:left;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">Merricourt</span></td><td colspan="3" style="background-color:#ffffff;padding:2px 1pt;text-align:left;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">Merricourt Wind Energy Center</span></td><td colspan="3" style="padding:0 1pt"></td><td colspan="3" style="background-color:#ffffff;padding:2px 1pt;text-align:left;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">TCR</span></td><td colspan="3" style="background-color:#ffffff;padding:2px 1pt;text-align:left;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">Transmission Cost Recovery</span></td></tr><tr><td colspan="3" style="background-color:#dbdbdb;padding:2px 1pt;text-align:left;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">MISO</span></td><td colspan="3" style="background-color:#dbdbdb;padding:2px 1pt;text-align:left;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">Midcontinent Independent System Operator, Inc.</span></td><td colspan="3" style="padding:0 1pt"></td><td colspan="3" style="background-color:#dbdbdb;padding:2px 1pt;text-align:left;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">Vinyltech</span></td><td colspan="3" style="background-color:#dbdbdb;padding:2px 1pt;text-align:left;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">Vinyltech Corporation</span></td></tr><tr style="height:3pt"><td colspan="3" style="border-bottom:1pt solid #000;padding:0 1pt"></td><td colspan="3" style="border-bottom:1pt solid #000;padding:0 1pt"></td><td colspan="3" style="border-bottom:1pt solid #000;padding:0 1pt"></td><td colspan="3" style="border-bottom:1pt solid #000;padding:0 1pt"></td><td colspan="3" style="border-bottom:1pt solid #000;padding:0 1pt"></td></tr></table></div><div id="i3ccd65d188014ef19fc37bf6a1f38117_13"></div><div style="margin-bottom:6pt;margin-top:30pt"><table style="border-collapse:collapse;display:inline-table;margin-bottom:5pt;vertical-align:text-bottom;width:100.000%"><tr><td style="width:1.0%"></td><td style="width:98.900%"></td><td style="width:0.1%"></td></tr><tr><td colspan="3" style="background-color:#000000;border-bottom:1pt solid #000;padding:2px 1pt;text-align:left;vertical-align:bottom"><span style="color:#ffffff;font-family:'Calibri',sans-serif;font-size:11pt;font-weight:700;line-height:100%">FORWARD-LOOKING INFORMATION</span></td></tr></table><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:9pt;font-weight:400;line-height:120%">This report on Form 10-Q contains forward-looking statements within the meaning of the Private Securities Litigation Reform Act of 1995 (the Act). When used in this Form 10-Q and in future filings by the Company with the SEC, in the Company&#8217;s press releases and in oral statements, words such as &#8220;anticipate,&#8221; &#8220;believe,&#8221; &#8220;could,&#8221; &#8220;estimate,&#8221; &#8220;expect,&#8221; &#8220;intend,&#8221; &#8220;may,&#8221; &#8220;outlook,&#8221; &#8220;plan,&#8221; &#8220;possible,&#8221; &#8220;potential,&#8221; &#8220;should,&#8221; &#8220;will,&#8221; &#8220;would&#8221; or similar expressions are intended to identify forward-looking statements within the meaning of the Act. Such statements are based on current expectations and assumptions and entail various risks and uncertainties that could cause actual results to differ materially from those expressed in such forward-looking statements. The Company&#8217;s risks and uncertainties include, among other things, uncertainty of the impact and duration of the COVID-19 pandemic, long-term investment risk, seasonal weather patterns and extreme weather events, counterparty credit risk, future business volumes with key customers, reductions in our credit ratings, our ability to access capital markets on favorable terms, assumptions and costs relating to funding our employee benefit plans, our subsidiaries&#8217; ability to make dividend payments, cyber security threats or data breaches, the impact of government legislation and regulation, including foreign trade policy and environmental laws and regulations, the impact of climate change, including compliance with legislative and regulatory changes to address climate change,  operational and economic risks associated with our electric generating and manufacturing facilities, risks associated with energy markets, the availability and pricing of resource materials, attracting and maintaining a qualified and stable workforce, and changing macroeconomic and industry conditions. These and other risks and uncertainties are more fully described in our filings with the Securities and Exchange Commission, including our most recently filed Annual Report on </span><span style="color:#0000ff;font-family:'Calibri',sans-serif;font-size:9pt;font-weight:400;line-height:120%;text-decoration:underline"><a style="color:#0000ff;font-family:'Calibri',sans-serif;font-size:9pt;font-weight:400;line-height:120%;text-decoration:underline" href="https://www.sec.gov/ix?doc=/Archives/edgar/data/1466593/000146659321000011/ottr-20201231.htm">Form 10-K</a></span><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:9pt;font-weight:400;line-height:120%">. Forward-looking statements speak only as of the date they are made, and we expressly disclaim any obligation to update any forward-looking information.</span></div><div id="i3ccd65d188014ef19fc37bf6a1f38117_16"></div><div style="margin-bottom:6pt;margin-top:30pt"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:16pt;font-weight:700;line-height:120%">PART I. FINANCIAL INFORMATION</span></div><div id="i3ccd65d188014ef19fc37bf6a1f38117_19"></div><div style="margin-top:12pt"><table style="border-collapse:collapse;display:inline-table;margin-bottom:5pt;vertical-align:text-bottom;width:100.000%"><tr><td style="width:1.0%"></td><td style="width:8.205%"></td><td style="width:0.1%"></td><td style="width:1.0%"></td><td style="width:89.595%"></td><td style="width:0.1%"></td></tr><tr><td colspan="3" style="background-color:#000000;padding:2px 1pt;text-align:left;vertical-align:top"><span style="color:#ffffff;font-family:'Calibri',sans-serif;font-size:11pt;font-weight:700;line-height:100%">ITEM 1.</span></td><td colspan="3" style="background-color:#000000;padding:2px 1pt;text-align:left;vertical-align:bottom"><span style="color:#ffffff;font-family:'Calibri',sans-serif;font-size:11pt;font-weight:700;line-height:100%">FINANCIAL STATEMENTS</span></td></tr></table></div><div style="margin-top:12pt"><span><br/></span></div><div style="height:54pt;position:relative;width:100%"><div style="bottom:0;position:absolute;width:100%"><div style="text-align:right"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:9pt;font-weight:400;line-height:120%">2</span></div></div></div><div id="i3ccd65d188014ef19fc37bf6a1f38117_22"></div><hr style="page-break-after:always"/><div style="min-height:54pt;width:100%"><div><span style="color:#0000ff;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%;text-decoration:underline"><a style="color:#0000ff;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%;text-decoration:underline" href="#i3ccd65d188014ef19fc37bf6a1f38117_7">Table of </a><a style="color:#0000ff;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%;text-decoration:underline" href="#i3ccd65d188014ef19fc37bf6a1f38117_7">Contents</a></span></div></div><div><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:12pt;font-style:italic;font-weight:700;line-height:120%">OTTER TAIL CORPORATION</span></div><div style="margin-bottom:3pt"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:10pt;font-weight:700;line-height:120%">CONSOLIDATED BALANCE SHEETS</span><table style="border-collapse:collapse;display:inline-table;margin-bottom:5pt;vertical-align:text-bottom;width:100.000%"><tr><td style="width:1.0%"></td><td style="width:73.066%"></td><td style="width:0.1%"></td><td style="width:1.0%"></td><td style="width:9.038%"></td><td style="width:0.1%"></td><td style="width:1.0%"></td><td style="width:4.455%"></td><td style="width:0.1%"></td><td style="width:1.0%"></td><td style="width:9.041%"></td><td style="width:0.1%"></td></tr><tr><td colspan="3" style="padding:2px 1pt;text-align:left;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-style:italic;font-weight:700;line-height:120%">(in thousands, except share data)</span></td><td colspan="3" style="padding:2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-style:italic;font-weight:700;line-height:120%">March 31,<br/>2021</span></td><td colspan="3" style="padding:0 1pt"></td><td colspan="3" style="padding:2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-style:italic;font-weight:700;line-height:120%">December 31,<br/>2020</span></td></tr><tr style="height:3pt"><td colspan="3" style="border-top:1pt solid #000;padding:0 1pt"></td><td colspan="3" style="border-top:1pt solid #000;padding:0 1pt"></td><td colspan="3" style="border-top:1pt solid #000;padding:0 1pt"></td><td colspan="3" style="border-top:1pt solid #000;padding:0 1pt"></td></tr><tr><td colspan="3" style="background-color:#dbdbdb;padding:2px 1pt;text-align:left;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:120%">Assets</span></td><td colspan="3" style="background-color:#dbdbdb;padding:2px 1pt;text-align:left;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:120%">&#160;</span></td><td colspan="3" style="background-color:#dbdbdb;padding:0 1pt"></td><td colspan="3" style="background-color:#dbdbdb;padding:2px 1pt;text-align:left;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:120%">&#160;</span></td></tr><tr><td colspan="3" style="background-color:#ffffff;padding:2px 1pt;text-align:left;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">Current Assets</span></td><td colspan="3" style="background-color:#ffffff;padding:2px 1pt;text-align:left;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">&#160;</span></td><td colspan="3" style="background-color:#ffffff;padding:0 1pt"></td><td colspan="3" style="background-color:#ffffff;padding:2px 1pt;text-align:left;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">&#160;</span></td></tr><tr><td colspan="3" style="background-color:#dbdbdb;padding:2px 1pt 2px 7.75pt;text-align:left;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">Cash and Cash Equivalents</span></td><td style="background-color:#dbdbdb;padding:2px 0 2px 1pt;text-align:left;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:100%">$</span></td><td style="background-color:#dbdbdb;padding:2px 0;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:100%"><ix:nonFraction unitRef="usd" contextRef="i5458f4d6e23940ca92dd24eb67c70571_I20210331" decimals="-3" format="ixt:numdotdecimal" name="us-gaap:CashAndCashEquivalentsAtCarryingValue" scale="3" id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN18yMi9mcmFnOjBlZThiY2ZlMDZiNTRhODU5ZGYxODliNDhiMWRmOWVjL3RhYmxlOmZhN2I2ZTZiOTU5ZTQ4ZTFhNmVkZjE4MWY2ZDU3NzNiL3RhYmxlcmFuZ2U6ZmE3YjZlNmI5NTllNDhlMWE2ZWRmMTgxZjZkNTc3M2JfNS0xLTEtMS0w_109f9f02-8420-47a9-8a48-a23017f805d4">1,212</ix:nonFraction></span><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%">&#160;</span></td><td style="background-color:#dbdbdb;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"></td><td colspan="3" style="background-color:#dbdbdb;padding:0 1pt"></td><td style="background-color:#dbdbdb;padding:2px 0 2px 1pt;text-align:left;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%">$</span></td><td style="background-color:#dbdbdb;padding:2px 0;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%"><ix:nonFraction unitRef="usd" contextRef="ifaff5a04688f4997a27c915d8eb05db2_I20201231" decimals="-3" format="ixt:numdotdecimal" name="us-gaap:CashAndCashEquivalentsAtCarryingValue" scale="3" id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN18yMi9mcmFnOjBlZThiY2ZlMDZiNTRhODU5ZGYxODliNDhiMWRmOWVjL3RhYmxlOmZhN2I2ZTZiOTU5ZTQ4ZTFhNmVkZjE4MWY2ZDU3NzNiL3RhYmxlcmFuZ2U6ZmE3YjZlNmI5NTllNDhlMWE2ZWRmMTgxZjZkNTc3M2JfNS0zLTEtMS0w_91f8f759-830c-44af-9181-4f174fa4bbf6">1,163</ix:nonFraction>&#160;</span></td><td style="background-color:#dbdbdb;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"></td></tr><tr><td colspan="3" style="background-color:#ffffff;padding:2px 1pt 2px 7.75pt;text-align:left;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">Receivables, net of allowance for credit losses</span></td><td colspan="2" style="background-color:#ffffff;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:100%"><ix:nonFraction unitRef="usd" contextRef="i5458f4d6e23940ca92dd24eb67c70571_I20210331" decimals="-3" format="ixt:numdotdecimal" name="us-gaap:AccountsReceivableNet" scale="3" id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN18yMi9mcmFnOjBlZThiY2ZlMDZiNTRhODU5ZGYxODliNDhiMWRmOWVjL3RhYmxlOmZhN2I2ZTZiOTU5ZTQ4ZTFhNmVkZjE4MWY2ZDU3NzNiL3RhYmxlcmFuZ2U6ZmE3YjZlNmI5NTllNDhlMWE2ZWRmMTgxZjZkNTc3M2JfNi0xLTEtMS0w_58f3bb94-f077-483f-a199-3a4b20eac7b9">134,390</ix:nonFraction></span><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%">&#160;</span></td><td style="background-color:#ffffff;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"></td><td colspan="3" style="background-color:#ffffff;padding:0 1pt"></td><td colspan="2" style="background-color:#ffffff;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%"><ix:nonFraction unitRef="usd" contextRef="ifaff5a04688f4997a27c915d8eb05db2_I20201231" decimals="-3" format="ixt:numdotdecimal" name="us-gaap:AccountsReceivableNet" scale="3" id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN18yMi9mcmFnOjBlZThiY2ZlMDZiNTRhODU5ZGYxODliNDhiMWRmOWVjL3RhYmxlOmZhN2I2ZTZiOTU5ZTQ4ZTFhNmVkZjE4MWY2ZDU3NzNiL3RhYmxlcmFuZ2U6ZmE3YjZlNmI5NTllNDhlMWE2ZWRmMTgxZjZkNTc3M2JfNi0zLTEtMS0w_ac94c2fe-9d38-453e-a273-8e7792d46f94">113,959</ix:nonFraction>&#160;</span></td><td style="background-color:#ffffff;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"></td></tr><tr><td colspan="3" style="background-color:#dbdbdb;padding:2px 1pt 2px 7.75pt;text-align:left;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">Inventories</span></td><td colspan="2" style="background-color:#dbdbdb;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:100%"><ix:nonFraction unitRef="usd" contextRef="i5458f4d6e23940ca92dd24eb67c70571_I20210331" decimals="-3" format="ixt:numdotdecimal" name="us-gaap:InventoryNet" scale="3" id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN18yMi9mcmFnOjBlZThiY2ZlMDZiNTRhODU5ZGYxODliNDhiMWRmOWVjL3RhYmxlOmZhN2I2ZTZiOTU5ZTQ4ZTFhNmVkZjE4MWY2ZDU3NzNiL3RhYmxlcmFuZ2U6ZmE3YjZlNmI5NTllNDhlMWE2ZWRmMTgxZjZkNTc3M2JfNy0xLTEtMS0w_8884f716-c337-484a-8edd-b672f8988580">92,426</ix:nonFraction></span><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%">&#160;</span></td><td style="background-color:#dbdbdb;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"></td><td colspan="3" style="background-color:#dbdbdb;padding:0 1pt"></td><td colspan="2" style="background-color:#dbdbdb;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%"><ix:nonFraction unitRef="usd" contextRef="ifaff5a04688f4997a27c915d8eb05db2_I20201231" decimals="-3" format="ixt:numdotdecimal" name="us-gaap:InventoryNet" scale="3" id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN18yMi9mcmFnOjBlZThiY2ZlMDZiNTRhODU5ZGYxODliNDhiMWRmOWVjL3RhYmxlOmZhN2I2ZTZiOTU5ZTQ4ZTFhNmVkZjE4MWY2ZDU3NzNiL3RhYmxlcmFuZ2U6ZmE3YjZlNmI5NTllNDhlMWE2ZWRmMTgxZjZkNTc3M2JfNy0zLTEtMS0w_f0bfabb6-6617-4d73-ad0c-4a33f5011db0">92,165</ix:nonFraction>&#160;</span></td><td style="background-color:#dbdbdb;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"></td></tr><tr><td colspan="3" style="background-color:#ffffff;padding:2px 1pt 2px 7.75pt;text-align:left;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">Regulatory Assets</span></td><td colspan="2" style="background-color:#ffffff;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:100%"><ix:nonFraction unitRef="usd" contextRef="i5458f4d6e23940ca92dd24eb67c70571_I20210331" decimals="-3" format="ixt:numdotdecimal" name="us-gaap:RegulatoryAssetsCurrent" scale="3" id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN18yMi9mcmFnOjBlZThiY2ZlMDZiNTRhODU5ZGYxODliNDhiMWRmOWVjL3RhYmxlOmZhN2I2ZTZiOTU5ZTQ4ZTFhNmVkZjE4MWY2ZDU3NzNiL3RhYmxlcmFuZ2U6ZmE3YjZlNmI5NTllNDhlMWE2ZWRmMTgxZjZkNTc3M2JfOC0xLTEtMS0w_61e79304-d277-4ca2-b1a2-b9cd8238bbde">21,419</ix:nonFraction></span><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%">&#160;</span></td><td style="background-color:#ffffff;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"></td><td colspan="3" style="background-color:#ffffff;padding:0 1pt"></td><td colspan="2" style="background-color:#ffffff;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%"><ix:nonFraction unitRef="usd" contextRef="ifaff5a04688f4997a27c915d8eb05db2_I20201231" decimals="-3" format="ixt:numdotdecimal" name="us-gaap:RegulatoryAssetsCurrent" scale="3" id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN18yMi9mcmFnOjBlZThiY2ZlMDZiNTRhODU5ZGYxODliNDhiMWRmOWVjL3RhYmxlOmZhN2I2ZTZiOTU5ZTQ4ZTFhNmVkZjE4MWY2ZDU3NzNiL3RhYmxlcmFuZ2U6ZmE3YjZlNmI5NTllNDhlMWE2ZWRmMTgxZjZkNTc3M2JfOC0zLTEtMS0w_d925c14f-8dae-4435-9803-98e9e5f9cf3c">21,900</ix:nonFraction>&#160;</span></td><td style="background-color:#ffffff;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"></td></tr><tr><td colspan="3" style="background-color:#dbdbdb;padding:2px 1pt 2px 7.75pt;text-align:left;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">Other Current Assets</span></td><td colspan="2" style="background-color:#dbdbdb;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:100%"><ix:nonFraction unitRef="usd" contextRef="i5458f4d6e23940ca92dd24eb67c70571_I20210331" decimals="-3" format="ixt:numdotdecimal" name="us-gaap:OtherAssetsCurrent" scale="3" id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN18yMi9mcmFnOjBlZThiY2ZlMDZiNTRhODU5ZGYxODliNDhiMWRmOWVjL3RhYmxlOmZhN2I2ZTZiOTU5ZTQ4ZTFhNmVkZjE4MWY2ZDU3NzNiL3RhYmxlcmFuZ2U6ZmE3YjZlNmI5NTllNDhlMWE2ZWRmMTgxZjZkNTc3M2JfOS0xLTEtMS0w_5ef658e9-b784-46d9-a441-a66c37689f51">9,516</ix:nonFraction></span><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%">&#160;</span></td><td style="background-color:#dbdbdb;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"></td><td colspan="3" style="background-color:#dbdbdb;padding:0 1pt"></td><td colspan="2" style="background-color:#dbdbdb;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%"><ix:nonFraction unitRef="usd" contextRef="ifaff5a04688f4997a27c915d8eb05db2_I20201231" decimals="-3" format="ixt:numdotdecimal" name="us-gaap:OtherAssetsCurrent" scale="3" id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN18yMi9mcmFnOjBlZThiY2ZlMDZiNTRhODU5ZGYxODliNDhiMWRmOWVjL3RhYmxlOmZhN2I2ZTZiOTU5ZTQ4ZTFhNmVkZjE4MWY2ZDU3NzNiL3RhYmxlcmFuZ2U6ZmE3YjZlNmI5NTllNDhlMWE2ZWRmMTgxZjZkNTc3M2JfOS0zLTEtMS0w_c062c759-04ba-4578-a446-4a352e228e3c">5,645</ix:nonFraction>&#160;</span></td><td style="background-color:#dbdbdb;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"></td></tr><tr><td colspan="3" style="background-color:#ffffff;border-top:1pt solid #000;padding:2px 1pt 2px 13pt;text-align:left;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">Total Current Assets</span></td><td colspan="2" style="background-color:#ffffff;border-top:1pt solid #000;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:100%"><ix:nonFraction unitRef="usd" contextRef="i5458f4d6e23940ca92dd24eb67c70571_I20210331" decimals="-3" format="ixt:numdotdecimal" name="us-gaap:AssetsCurrent" scale="3" id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN18yMi9mcmFnOjBlZThiY2ZlMDZiNTRhODU5ZGYxODliNDhiMWRmOWVjL3RhYmxlOmZhN2I2ZTZiOTU5ZTQ4ZTFhNmVkZjE4MWY2ZDU3NzNiL3RhYmxlcmFuZ2U6ZmE3YjZlNmI5NTllNDhlMWE2ZWRmMTgxZjZkNTc3M2JfMTAtMS0xLTEtMA_544f92a5-2137-47e5-9f1f-ffa165db68c3">258,963</ix:nonFraction></span><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%">&#160;</span></td><td style="background-color:#ffffff;border-top:1pt solid #000;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"></td><td colspan="3" style="background-color:#ffffff;border-top:1pt solid #000;padding:0 1pt"></td><td colspan="2" style="background-color:#ffffff;border-top:1pt solid #000;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%"><ix:nonFraction unitRef="usd" contextRef="ifaff5a04688f4997a27c915d8eb05db2_I20201231" decimals="-3" format="ixt:numdotdecimal" name="us-gaap:AssetsCurrent" scale="3" id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN18yMi9mcmFnOjBlZThiY2ZlMDZiNTRhODU5ZGYxODliNDhiMWRmOWVjL3RhYmxlOmZhN2I2ZTZiOTU5ZTQ4ZTFhNmVkZjE4MWY2ZDU3NzNiL3RhYmxlcmFuZ2U6ZmE3YjZlNmI5NTllNDhlMWE2ZWRmMTgxZjZkNTc3M2JfMTAtMy0xLTEtMA_56946c47-bf1f-4410-be53-1c37e7e9cf23">234,832</ix:nonFraction>&#160;</span></td><td style="background-color:#ffffff;border-top:1pt solid #000;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"></td></tr><tr><td colspan="3" style="background-color:#dbdbdb;padding:2px 1pt;text-align:left;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">Noncurrent Assets</span></td><td colspan="3" style="background-color:#dbdbdb;padding:0 1pt"></td><td colspan="3" style="background-color:#dbdbdb;padding:0 1pt"></td><td colspan="3" style="background-color:#dbdbdb;padding:0 1pt"></td></tr><tr><td colspan="3" style="background-color:#ffffff;padding:2px 1pt 2px 7pt;text-align:left;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">Investments</span></td><td colspan="2" style="background-color:#ffffff;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:100%"><ix:nonFraction unitRef="usd" contextRef="i5458f4d6e23940ca92dd24eb67c70571_I20210331" decimals="-3" format="ixt:numdotdecimal" name="us-gaap:LongTermInvestments" scale="3" id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN18yMi9mcmFnOjBlZThiY2ZlMDZiNTRhODU5ZGYxODliNDhiMWRmOWVjL3RhYmxlOmZhN2I2ZTZiOTU5ZTQ4ZTFhNmVkZjE4MWY2ZDU3NzNiL3RhYmxlcmFuZ2U6ZmE3YjZlNmI5NTllNDhlMWE2ZWRmMTgxZjZkNTc3M2JfMTItMS0xLTEtMA_8dcd0bc5-f2d0-40c7-a23a-51f8e8a873e2">54,446</ix:nonFraction></span><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%">&#160;</span></td><td style="background-color:#ffffff;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"></td><td colspan="3" style="background-color:#ffffff;padding:0 1pt"></td><td colspan="2" style="background-color:#ffffff;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%"><ix:nonFraction unitRef="usd" contextRef="ifaff5a04688f4997a27c915d8eb05db2_I20201231" decimals="-3" format="ixt:numdotdecimal" name="us-gaap:LongTermInvestments" scale="3" id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN18yMi9mcmFnOjBlZThiY2ZlMDZiNTRhODU5ZGYxODliNDhiMWRmOWVjL3RhYmxlOmZhN2I2ZTZiOTU5ZTQ4ZTFhNmVkZjE4MWY2ZDU3NzNiL3RhYmxlcmFuZ2U6ZmE3YjZlNmI5NTllNDhlMWE2ZWRmMTgxZjZkNTc3M2JfMTItMy0xLTEtMA_fca5c2c6-1e19-4e85-a5d7-246c657aab3a">51,856</ix:nonFraction>&#160;</span></td><td style="background-color:#ffffff;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"></td></tr><tr><td colspan="3" style="background-color:#dbdbdb;padding:2px 1pt 2px 7pt;text-align:left;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">Property, Plant and Equipment, net of accumulated depreciation</span></td><td colspan="2" style="background-color:#dbdbdb;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:100%"><ix:nonFraction unitRef="usd" contextRef="i5458f4d6e23940ca92dd24eb67c70571_I20210331" decimals="-3" format="ixt:numdotdecimal" name="us-gaap:PropertyPlantAndEquipmentNet" scale="3" id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN18yMi9mcmFnOjBlZThiY2ZlMDZiNTRhODU5ZGYxODliNDhiMWRmOWVjL3RhYmxlOmZhN2I2ZTZiOTU5ZTQ4ZTFhNmVkZjE4MWY2ZDU3NzNiL3RhYmxlcmFuZ2U6ZmE3YjZlNmI5NTllNDhlMWE2ZWRmMTgxZjZkNTc3M2JfMTMtMS0xLTEtMA_9233334a-d25a-43b8-8f71-6877436e7744">2,060,792</ix:nonFraction></span><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%">&#160;</span></td><td style="background-color:#dbdbdb;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"></td><td colspan="3" style="background-color:#dbdbdb;padding:0 1pt"></td><td colspan="2" style="background-color:#dbdbdb;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%"><ix:nonFraction unitRef="usd" contextRef="ifaff5a04688f4997a27c915d8eb05db2_I20201231" decimals="-3" format="ixt:numdotdecimal" name="us-gaap:PropertyPlantAndEquipmentNet" scale="3" id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN18yMi9mcmFnOjBlZThiY2ZlMDZiNTRhODU5ZGYxODliNDhiMWRmOWVjL3RhYmxlOmZhN2I2ZTZiOTU5ZTQ4ZTFhNmVkZjE4MWY2ZDU3NzNiL3RhYmxlcmFuZ2U6ZmE3YjZlNmI5NTllNDhlMWE2ZWRmMTgxZjZkNTc3M2JfMTMtMy0xLTEtMA_69a2a67a-adca-4fba-8a89-b333733c2e76">2,049,273</ix:nonFraction>&#160;</span></td><td style="background-color:#dbdbdb;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"></td></tr><tr><td colspan="3" style="background-color:#ffffff;padding:2px 1pt 2px 7pt;text-align:left;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">Regulatory Assets</span></td><td colspan="2" style="background-color:#ffffff;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:100%"><ix:nonFraction unitRef="usd" contextRef="i5458f4d6e23940ca92dd24eb67c70571_I20210331" decimals="-3" format="ixt:numdotdecimal" name="us-gaap:RegulatoryAssetsNoncurrent" scale="3" id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN18yMi9mcmFnOjBlZThiY2ZlMDZiNTRhODU5ZGYxODliNDhiMWRmOWVjL3RhYmxlOmZhN2I2ZTZiOTU5ZTQ4ZTFhNmVkZjE4MWY2ZDU3NzNiL3RhYmxlcmFuZ2U6ZmE3YjZlNmI5NTllNDhlMWE2ZWRmMTgxZjZkNTc3M2JfMTQtMS0xLTEtMA_7ff015e1-210a-4ee8-bf15-1ef15cc2ae8d">167,556</ix:nonFraction></span><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%">&#160;</span></td><td style="background-color:#ffffff;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"></td><td colspan="3" style="background-color:#ffffff;padding:0 1pt"></td><td colspan="2" style="background-color:#ffffff;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%"><ix:nonFraction unitRef="usd" contextRef="ifaff5a04688f4997a27c915d8eb05db2_I20201231" decimals="-3" format="ixt:numdotdecimal" name="us-gaap:RegulatoryAssetsNoncurrent" scale="3" id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN18yMi9mcmFnOjBlZThiY2ZlMDZiNTRhODU5ZGYxODliNDhiMWRmOWVjL3RhYmxlOmZhN2I2ZTZiOTU5ZTQ4ZTFhNmVkZjE4MWY2ZDU3NzNiL3RhYmxlcmFuZ2U6ZmE3YjZlNmI5NTllNDhlMWE2ZWRmMTgxZjZkNTc3M2JfMTQtMy0xLTEtMA_9809f25e-b203-46e5-82d0-51555560eb9b">168,395</ix:nonFraction>&#160;</span></td><td style="background-color:#ffffff;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"></td></tr><tr><td colspan="3" style="background-color:#dbdbdb;padding:2px 1pt 2px 7pt;text-align:left;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">Intangible Assets, net of accumulated amortization</span></td><td colspan="2" style="background-color:#dbdbdb;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:100%"><ix:nonFraction unitRef="usd" contextRef="i5458f4d6e23940ca92dd24eb67c70571_I20210331" decimals="-3" format="ixt:numdotdecimal" name="us-gaap:IntangibleAssetsNetExcludingGoodwill" scale="3" id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN18yMi9mcmFnOjBlZThiY2ZlMDZiNTRhODU5ZGYxODliNDhiMWRmOWVjL3RhYmxlOmZhN2I2ZTZiOTU5ZTQ4ZTFhNmVkZjE4MWY2ZDU3NzNiL3RhYmxlcmFuZ2U6ZmE3YjZlNmI5NTllNDhlMWE2ZWRmMTgxZjZkNTc3M2JfMTUtMS0xLTEtMA_e1ac789a-9843-4261-9620-74c9881c9c7d">9,869</ix:nonFraction></span><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%">&#160;</span></td><td style="background-color:#dbdbdb;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"></td><td colspan="3" style="background-color:#dbdbdb;padding:0 1pt"></td><td colspan="2" style="background-color:#dbdbdb;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%"><ix:nonFraction unitRef="usd" contextRef="ifaff5a04688f4997a27c915d8eb05db2_I20201231" decimals="-3" format="ixt:numdotdecimal" name="us-gaap:IntangibleAssetsNetExcludingGoodwill" scale="3" id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN18yMi9mcmFnOjBlZThiY2ZlMDZiNTRhODU5ZGYxODliNDhiMWRmOWVjL3RhYmxlOmZhN2I2ZTZiOTU5ZTQ4ZTFhNmVkZjE4MWY2ZDU3NzNiL3RhYmxlcmFuZ2U6ZmE3YjZlNmI5NTllNDhlMWE2ZWRmMTgxZjZkNTc3M2JfMTUtMy0xLTEtMA_cc731bc1-1460-4aea-9901-c3c5bc5c78fb">10,144</ix:nonFraction>&#160;</span></td><td style="background-color:#dbdbdb;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"></td></tr><tr><td colspan="3" style="background-color:#ffffff;padding:2px 1pt 2px 7pt;text-align:left;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">Goodwill</span></td><td colspan="2" style="background-color:#ffffff;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:100%"><ix:nonFraction unitRef="usd" contextRef="i5458f4d6e23940ca92dd24eb67c70571_I20210331" decimals="-3" format="ixt:numdotdecimal" name="us-gaap:Goodwill" scale="3" id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN18yMi9mcmFnOjBlZThiY2ZlMDZiNTRhODU5ZGYxODliNDhiMWRmOWVjL3RhYmxlOmZhN2I2ZTZiOTU5ZTQ4ZTFhNmVkZjE4MWY2ZDU3NzNiL3RhYmxlcmFuZ2U6ZmE3YjZlNmI5NTllNDhlMWE2ZWRmMTgxZjZkNTc3M2JfMTYtMS0xLTEtMA_aeb98fc8-0f37-4d56-b16c-b3ef980f6a80">37,572</ix:nonFraction></span><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%">&#160;</span></td><td style="background-color:#ffffff;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"></td><td colspan="3" style="background-color:#ffffff;padding:0 1pt"></td><td colspan="2" style="background-color:#ffffff;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%"><ix:nonFraction unitRef="usd" contextRef="ifaff5a04688f4997a27c915d8eb05db2_I20201231" decimals="-3" format="ixt:numdotdecimal" name="us-gaap:Goodwill" scale="3" id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN18yMi9mcmFnOjBlZThiY2ZlMDZiNTRhODU5ZGYxODliNDhiMWRmOWVjL3RhYmxlOmZhN2I2ZTZiOTU5ZTQ4ZTFhNmVkZjE4MWY2ZDU3NzNiL3RhYmxlcmFuZ2U6ZmE3YjZlNmI5NTllNDhlMWE2ZWRmMTgxZjZkNTc3M2JfMTYtMy0xLTEtMA_8873658a-6f74-4033-be27-8ef1015feb4e">37,572</ix:nonFraction>&#160;</span></td><td style="background-color:#ffffff;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"></td></tr><tr><td colspan="3" style="background-color:#dbdbdb;padding:2px 1pt 2px 7pt;text-align:left;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">Other Noncurrent Assets</span></td><td colspan="2" style="background-color:#dbdbdb;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:100%"><ix:nonFraction unitRef="usd" contextRef="i5458f4d6e23940ca92dd24eb67c70571_I20210331" decimals="-3" format="ixt:numdotdecimal" name="us-gaap:OtherAssetsNoncurrent" scale="3" id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN18yMi9mcmFnOjBlZThiY2ZlMDZiNTRhODU5ZGYxODliNDhiMWRmOWVjL3RhYmxlOmZhN2I2ZTZiOTU5ZTQ4ZTFhNmVkZjE4MWY2ZDU3NzNiL3RhYmxlcmFuZ2U6ZmE3YjZlNmI5NTllNDhlMWE2ZWRmMTgxZjZkNTc3M2JfMTctMS0xLTEtMA_e99b6a23-c0e6-40f1-98b4-88fce051bd78">29,342</ix:nonFraction></span><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%">&#160;</span></td><td style="background-color:#dbdbdb;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"></td><td colspan="3" style="background-color:#dbdbdb;padding:0 1pt"></td><td colspan="2" style="background-color:#dbdbdb;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%"><ix:nonFraction unitRef="usd" contextRef="ifaff5a04688f4997a27c915d8eb05db2_I20201231" decimals="-3" format="ixt:numdotdecimal" name="us-gaap:OtherAssetsNoncurrent" scale="3" id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN18yMi9mcmFnOjBlZThiY2ZlMDZiNTRhODU5ZGYxODliNDhiMWRmOWVjL3RhYmxlOmZhN2I2ZTZiOTU5ZTQ4ZTFhNmVkZjE4MWY2ZDU3NzNiL3RhYmxlcmFuZ2U6ZmE3YjZlNmI5NTllNDhlMWE2ZWRmMTgxZjZkNTc3M2JfMTctMy0xLTEtMA_9e402c3a-7836-460d-9454-04e92803a4a4">26,282</ix:nonFraction>&#160;</span></td><td style="background-color:#dbdbdb;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"></td></tr><tr><td colspan="3" style="background-color:#ffffff;border-top:1pt solid #000;padding:2px 1pt 2px 13pt;text-align:left;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">Total Noncurrent Assets</span></td><td colspan="2" style="background-color:#ffffff;border-top:1pt solid #000;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:100%"><ix:nonFraction unitRef="usd" contextRef="i5458f4d6e23940ca92dd24eb67c70571_I20210331" decimals="-3" format="ixt:numdotdecimal" name="us-gaap:AssetsNoncurrent" scale="3" id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN18yMi9mcmFnOjBlZThiY2ZlMDZiNTRhODU5ZGYxODliNDhiMWRmOWVjL3RhYmxlOmZhN2I2ZTZiOTU5ZTQ4ZTFhNmVkZjE4MWY2ZDU3NzNiL3RhYmxlcmFuZ2U6ZmE3YjZlNmI5NTllNDhlMWE2ZWRmMTgxZjZkNTc3M2JfMTgtMS0xLTEtMA_2ac2d517-e833-45c7-aee6-ae4263fcb5d8">2,359,577</ix:nonFraction></span><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%">&#160;</span></td><td style="background-color:#ffffff;border-top:1pt solid #000;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"></td><td colspan="3" style="background-color:#ffffff;border-top:1pt solid #000;padding:0 1pt"></td><td colspan="2" style="background-color:#ffffff;border-top:1pt solid #000;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%"><ix:nonFraction unitRef="usd" contextRef="ifaff5a04688f4997a27c915d8eb05db2_I20201231" decimals="-3" format="ixt:numdotdecimal" name="us-gaap:AssetsNoncurrent" scale="3" id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN18yMi9mcmFnOjBlZThiY2ZlMDZiNTRhODU5ZGYxODliNDhiMWRmOWVjL3RhYmxlOmZhN2I2ZTZiOTU5ZTQ4ZTFhNmVkZjE4MWY2ZDU3NzNiL3RhYmxlcmFuZ2U6ZmE3YjZlNmI5NTllNDhlMWE2ZWRmMTgxZjZkNTc3M2JfMTgtMy0xLTEtMA_92effc84-9095-4e8f-9daf-faa5bda6e858">2,343,522</ix:nonFraction>&#160;</span></td><td style="background-color:#ffffff;border-top:1pt solid #000;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"></td></tr><tr><td colspan="3" style="background-color:#dbdbdb;border-top:1pt solid #000;padding:2px 1pt 2px 1.75pt;text-align:left;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:120%">Total Assets</span></td><td style="background-color:#dbdbdb;border-top:1pt solid #000;padding:2px 0 2px 1pt;text-align:left;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:100%">$</span></td><td style="background-color:#dbdbdb;border-top:1pt solid #000;padding:2px 0;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:100%"><ix:nonFraction unitRef="usd" contextRef="i5458f4d6e23940ca92dd24eb67c70571_I20210331" decimals="-3" format="ixt:numdotdecimal" name="us-gaap:Assets" scale="3" id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN18yMi9mcmFnOjBlZThiY2ZlMDZiNTRhODU5ZGYxODliNDhiMWRmOWVjL3RhYmxlOmZhN2I2ZTZiOTU5ZTQ4ZTFhNmVkZjE4MWY2ZDU3NzNiL3RhYmxlcmFuZ2U6ZmE3YjZlNmI5NTllNDhlMWE2ZWRmMTgxZjZkNTc3M2JfMTktMS0xLTEtMA_1f8b179e-2123-47bb-b723-d3251f08ef1a">2,618,540</ix:nonFraction></span><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%">&#160;</span></td><td style="background-color:#dbdbdb;border-top:1pt solid #000;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"></td><td colspan="3" style="background-color:#dbdbdb;border-top:1pt solid #000;padding:0 1pt"></td><td style="background-color:#dbdbdb;border-top:1pt solid #000;padding:2px 0 2px 1pt;text-align:left;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%">$</span></td><td style="background-color:#dbdbdb;border-top:1pt solid #000;padding:2px 0;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%"><ix:nonFraction unitRef="usd" contextRef="ifaff5a04688f4997a27c915d8eb05db2_I20201231" decimals="-3" format="ixt:numdotdecimal" name="us-gaap:Assets" scale="3" id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN18yMi9mcmFnOjBlZThiY2ZlMDZiNTRhODU5ZGYxODliNDhiMWRmOWVjL3RhYmxlOmZhN2I2ZTZiOTU5ZTQ4ZTFhNmVkZjE4MWY2ZDU3NzNiL3RhYmxlcmFuZ2U6ZmE3YjZlNmI5NTllNDhlMWE2ZWRmMTgxZjZkNTc3M2JfMTktMy0xLTEtMA_29be2d4d-4335-4652-a204-16a3cf340909">2,578,354</ix:nonFraction>&#160;</span></td><td style="background-color:#dbdbdb;border-top:1pt solid #000;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"></td></tr><tr style="height:12pt"><td colspan="3" style="background-color:#ffffff;border-top:1pt solid #000;padding:0 1pt"></td><td colspan="3" style="background-color:#ffffff;border-top:1pt solid #000;padding:0 1pt"></td><td colspan="3" style="background-color:#ffffff;border-top:1pt solid #000;padding:0 1pt"></td><td colspan="3" style="background-color:#ffffff;border-top:1pt solid #000;padding:0 1pt"></td></tr><tr><td colspan="3" style="background-color:#dbdbdb;padding:2px 1pt 2px 1.75pt;text-align:left;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:120%">Liabilities and Shareholders' Equity</span></td><td colspan="3" style="background-color:#dbdbdb;padding:0 1pt"></td><td colspan="3" style="background-color:#dbdbdb;padding:0 1pt"></td><td colspan="3" style="background-color:#dbdbdb;padding:0 1pt"></td></tr><tr><td colspan="3" style="background-color:#ffffff;padding:2px 1pt 2px 1.75pt;text-align:left;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">Current Liabilities</span></td><td colspan="3" style="background-color:#ffffff;padding:0 1pt"></td><td colspan="3" style="background-color:#ffffff;padding:0 1pt"></td><td colspan="3" style="background-color:#ffffff;padding:0 1pt"></td></tr><tr><td colspan="3" style="background-color:#dbdbdb;padding:2px 1pt 2px 7.75pt;text-align:left;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">Short-Term Debt</span></td><td style="background-color:#dbdbdb;padding:2px 0 2px 1pt;text-align:left;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:100%">$</span></td><td style="background-color:#dbdbdb;padding:2px 0;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:100%"><ix:nonFraction unitRef="usd" contextRef="i5458f4d6e23940ca92dd24eb67c70571_I20210331" decimals="-3" format="ixt:numdotdecimal" name="us-gaap:ShortTermBorrowings" scale="3" id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN18yMi9mcmFnOjBlZThiY2ZlMDZiNTRhODU5ZGYxODliNDhiMWRmOWVjL3RhYmxlOmZhN2I2ZTZiOTU5ZTQ4ZTFhNmVkZjE4MWY2ZDU3NzNiL3RhYmxlcmFuZ2U6ZmE3YjZlNmI5NTllNDhlMWE2ZWRmMTgxZjZkNTc3M2JfMjMtMS0xLTEtMA_a095e288-9729-4779-9e3a-9b54f27953ce">134,851</ix:nonFraction></span><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%">&#160;</span></td><td style="background-color:#dbdbdb;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"></td><td colspan="3" style="background-color:#dbdbdb;padding:0 1pt"></td><td style="background-color:#dbdbdb;padding:2px 0 2px 1pt;text-align:left;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%">$</span></td><td style="background-color:#dbdbdb;padding:2px 0;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%"><ix:nonFraction unitRef="usd" contextRef="ifaff5a04688f4997a27c915d8eb05db2_I20201231" decimals="-3" format="ixt:numdotdecimal" name="us-gaap:ShortTermBorrowings" scale="3" id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN18yMi9mcmFnOjBlZThiY2ZlMDZiNTRhODU5ZGYxODliNDhiMWRmOWVjL3RhYmxlOmZhN2I2ZTZiOTU5ZTQ4ZTFhNmVkZjE4MWY2ZDU3NzNiL3RhYmxlcmFuZ2U6ZmE3YjZlNmI5NTllNDhlMWE2ZWRmMTgxZjZkNTc3M2JfMjMtMy0xLTEtMA_77cbf03a-e265-4e9f-bf8f-5ce31be52b81">80,997</ix:nonFraction>&#160;</span></td><td style="background-color:#dbdbdb;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"></td></tr><tr><td colspan="3" style="background-color:#ffffff;padding:2px 1pt 2px 7.75pt;text-align:left;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">Current Maturities of Long-Term Debt</span></td><td colspan="2" style="background-color:#ffffff;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:100%"><ix:nonFraction unitRef="usd" contextRef="i5458f4d6e23940ca92dd24eb67c70571_I20210331" decimals="-3" format="ixt:numdotdecimal" name="us-gaap:LongTermDebtCurrent" scale="3" id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN18yMi9mcmFnOjBlZThiY2ZlMDZiNTRhODU5ZGYxODliNDhiMWRmOWVjL3RhYmxlOmZhN2I2ZTZiOTU5ZTQ4ZTFhNmVkZjE4MWY2ZDU3NzNiL3RhYmxlcmFuZ2U6ZmE3YjZlNmI5NTllNDhlMWE2ZWRmMTgxZjZkNTc3M2JfMjQtMS0xLTEtMA_60df3d36-0eaa-4b12-a6dd-ef8142c38a63">139,941</ix:nonFraction></span><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%">&#160;</span></td><td style="background-color:#ffffff;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"></td><td colspan="3" style="background-color:#ffffff;padding:0 1pt"></td><td colspan="2" style="background-color:#ffffff;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%"><ix:nonFraction unitRef="usd" contextRef="ifaff5a04688f4997a27c915d8eb05db2_I20201231" decimals="-3" format="ixt:numdotdecimal" name="us-gaap:LongTermDebtCurrent" scale="3" id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN18yMi9mcmFnOjBlZThiY2ZlMDZiNTRhODU5ZGYxODliNDhiMWRmOWVjL3RhYmxlOmZhN2I2ZTZiOTU5ZTQ4ZTFhNmVkZjE4MWY2ZDU3NzNiL3RhYmxlcmFuZ2U6ZmE3YjZlNmI5NTllNDhlMWE2ZWRmMTgxZjZkNTc3M2JfMjQtMy0xLTEtMA_01bab6f9-fcee-4ea0-b26a-d7b369af2e11">140,087</ix:nonFraction>&#160;</span></td><td style="background-color:#ffffff;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"></td></tr><tr><td colspan="3" style="background-color:#dbdbdb;padding:2px 1pt 2px 7.75pt;text-align:left;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">Accounts Payable</span></td><td colspan="2" style="background-color:#dbdbdb;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:100%"><ix:nonFraction unitRef="usd" contextRef="i5458f4d6e23940ca92dd24eb67c70571_I20210331" decimals="-3" format="ixt:numdotdecimal" name="us-gaap:AccountsPayableCurrent" scale="3" id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN18yMi9mcmFnOjBlZThiY2ZlMDZiNTRhODU5ZGYxODliNDhiMWRmOWVjL3RhYmxlOmZhN2I2ZTZiOTU5ZTQ4ZTFhNmVkZjE4MWY2ZDU3NzNiL3RhYmxlcmFuZ2U6ZmE3YjZlNmI5NTllNDhlMWE2ZWRmMTgxZjZkNTc3M2JfMjUtMS0xLTEtMA_03f3a1fd-aa3f-4fbc-b5a6-e6fec487a901">113,073</ix:nonFraction></span><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%">&#160;</span></td><td style="background-color:#dbdbdb;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"></td><td colspan="3" style="background-color:#dbdbdb;padding:0 1pt"></td><td colspan="2" style="background-color:#dbdbdb;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%"><ix:nonFraction unitRef="usd" contextRef="ifaff5a04688f4997a27c915d8eb05db2_I20201231" decimals="-3" format="ixt:numdotdecimal" name="us-gaap:AccountsPayableCurrent" scale="3" id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN18yMi9mcmFnOjBlZThiY2ZlMDZiNTRhODU5ZGYxODliNDhiMWRmOWVjL3RhYmxlOmZhN2I2ZTZiOTU5ZTQ4ZTFhNmVkZjE4MWY2ZDU3NzNiL3RhYmxlcmFuZ2U6ZmE3YjZlNmI5NTllNDhlMWE2ZWRmMTgxZjZkNTc3M2JfMjUtMy0xLTEtMA_85a9be7a-9068-454f-b81e-78b3362a2572">130,805</ix:nonFraction>&#160;</span></td><td style="background-color:#dbdbdb;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"></td></tr><tr><td colspan="3" style="background-color:#ffffff;padding:2px 1pt 2px 7.75pt;text-align:left;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">Accrued Salaries and Wages</span></td><td colspan="2" style="background-color:#ffffff;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:100%"><ix:nonFraction unitRef="usd" contextRef="i5458f4d6e23940ca92dd24eb67c70571_I20210331" decimals="-3" format="ixt:numdotdecimal" name="us-gaap:EmployeeRelatedLiabilitiesCurrent" scale="3" id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN18yMi9mcmFnOjBlZThiY2ZlMDZiNTRhODU5ZGYxODliNDhiMWRmOWVjL3RhYmxlOmZhN2I2ZTZiOTU5ZTQ4ZTFhNmVkZjE4MWY2ZDU3NzNiL3RhYmxlcmFuZ2U6ZmE3YjZlNmI5NTllNDhlMWE2ZWRmMTgxZjZkNTc3M2JfMjYtMS0xLTEtMA_dd620c13-6fcd-45d8-9a2e-7fb89ed497c7">17,635</ix:nonFraction></span><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%">&#160;</span></td><td style="background-color:#ffffff;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"></td><td colspan="3" style="background-color:#ffffff;padding:0 1pt"></td><td colspan="2" style="background-color:#ffffff;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%"><ix:nonFraction unitRef="usd" contextRef="ifaff5a04688f4997a27c915d8eb05db2_I20201231" decimals="-3" format="ixt:numdotdecimal" name="us-gaap:EmployeeRelatedLiabilitiesCurrent" scale="3" id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN18yMi9mcmFnOjBlZThiY2ZlMDZiNTRhODU5ZGYxODliNDhiMWRmOWVjL3RhYmxlOmZhN2I2ZTZiOTU5ZTQ4ZTFhNmVkZjE4MWY2ZDU3NzNiL3RhYmxlcmFuZ2U6ZmE3YjZlNmI5NTllNDhlMWE2ZWRmMTgxZjZkNTc3M2JfMjYtMy0xLTEtMA_6070ac70-6ff7-47b0-9efa-4eaa9a3f0d25">26,908</ix:nonFraction>&#160;</span></td><td style="background-color:#ffffff;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"></td></tr><tr><td colspan="3" style="background-color:#dbdbdb;padding:2px 1pt 2px 7.75pt;text-align:left;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">Accrued Taxes</span></td><td colspan="2" style="background-color:#dbdbdb;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:100%"><ix:nonFraction unitRef="usd" contextRef="i5458f4d6e23940ca92dd24eb67c70571_I20210331" decimals="-3" format="ixt:numdotdecimal" name="us-gaap:AccrualForTaxesOtherThanIncomeTaxesCurrent" scale="3" id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN18yMi9mcmFnOjBlZThiY2ZlMDZiNTRhODU5ZGYxODliNDhiMWRmOWVjL3RhYmxlOmZhN2I2ZTZiOTU5ZTQ4ZTFhNmVkZjE4MWY2ZDU3NzNiL3RhYmxlcmFuZ2U6ZmE3YjZlNmI5NTllNDhlMWE2ZWRmMTgxZjZkNTc3M2JfMjctMS0xLTEtMA_fdf9d316-7003-44d1-8597-b924f6fc02ad">19,437</ix:nonFraction></span><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%">&#160;</span></td><td style="background-color:#dbdbdb;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"></td><td colspan="3" style="background-color:#dbdbdb;padding:0 1pt"></td><td colspan="2" style="background-color:#dbdbdb;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%"><ix:nonFraction unitRef="usd" contextRef="ifaff5a04688f4997a27c915d8eb05db2_I20201231" decimals="-3" format="ixt:numdotdecimal" name="us-gaap:AccrualForTaxesOtherThanIncomeTaxesCurrent" scale="3" id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN18yMi9mcmFnOjBlZThiY2ZlMDZiNTRhODU5ZGYxODliNDhiMWRmOWVjL3RhYmxlOmZhN2I2ZTZiOTU5ZTQ4ZTFhNmVkZjE4MWY2ZDU3NzNiL3RhYmxlcmFuZ2U6ZmE3YjZlNmI5NTllNDhlMWE2ZWRmMTgxZjZkNTc3M2JfMjctMy0xLTEtMA_80090156-f4a3-45be-9ce7-c797c1d4fa39">18,831</ix:nonFraction>&#160;</span></td><td style="background-color:#dbdbdb;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"></td></tr><tr><td colspan="3" style="background-color:#ffffff;padding:2px 1pt 2px 7.75pt;text-align:left;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">Regulatory Liabilities</span></td><td colspan="2" style="background-color:#ffffff;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:100%"><ix:nonFraction unitRef="usd" contextRef="i5458f4d6e23940ca92dd24eb67c70571_I20210331" decimals="-3" format="ixt:numdotdecimal" name="us-gaap:RegulatoryLiabilityCurrent" scale="3" id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN18yMi9mcmFnOjBlZThiY2ZlMDZiNTRhODU5ZGYxODliNDhiMWRmOWVjL3RhYmxlOmZhN2I2ZTZiOTU5ZTQ4ZTFhNmVkZjE4MWY2ZDU3NzNiL3RhYmxlcmFuZ2U6ZmE3YjZlNmI5NTllNDhlMWE2ZWRmMTgxZjZkNTc3M2JfMjgtMS0xLTEtMA_ab5bcbcc-8ed1-451d-a29e-f76957d2c716">12,517</ix:nonFraction></span><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%">&#160;</span></td><td style="background-color:#ffffff;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"></td><td colspan="3" style="background-color:#ffffff;padding:0 1pt"></td><td colspan="2" style="background-color:#ffffff;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%"><ix:nonFraction unitRef="usd" contextRef="ifaff5a04688f4997a27c915d8eb05db2_I20201231" decimals="-3" format="ixt:numdotdecimal" name="us-gaap:RegulatoryLiabilityCurrent" scale="3" id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN18yMi9mcmFnOjBlZThiY2ZlMDZiNTRhODU5ZGYxODliNDhiMWRmOWVjL3RhYmxlOmZhN2I2ZTZiOTU5ZTQ4ZTFhNmVkZjE4MWY2ZDU3NzNiL3RhYmxlcmFuZ2U6ZmE3YjZlNmI5NTllNDhlMWE2ZWRmMTgxZjZkNTc3M2JfMjgtMy0xLTEtMA_3742c41e-26d5-4dba-a256-74931bbac90c">16,663</ix:nonFraction>&#160;</span></td><td style="background-color:#ffffff;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"></td></tr><tr><td colspan="3" style="background-color:#dbdbdb;padding:2px 1pt 2px 7.75pt;text-align:left;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">Other Current Liabilities</span></td><td colspan="2" style="background-color:#dbdbdb;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:100%"><ix:nonFraction unitRef="usd" contextRef="i5458f4d6e23940ca92dd24eb67c70571_I20210331" decimals="-3" format="ixt:numdotdecimal" name="us-gaap:OtherLiabilitiesCurrent" scale="3" id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN18yMi9mcmFnOjBlZThiY2ZlMDZiNTRhODU5ZGYxODliNDhiMWRmOWVjL3RhYmxlOmZhN2I2ZTZiOTU5ZTQ4ZTFhNmVkZjE4MWY2ZDU3NzNiL3RhYmxlcmFuZ2U6ZmE3YjZlNmI5NTllNDhlMWE2ZWRmMTgxZjZkNTc3M2JfMjktMS0xLTEtMA_995fc55b-74fe-406f-825c-c0220de51f5a">21,975</ix:nonFraction></span><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%">&#160;</span></td><td style="background-color:#dbdbdb;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"></td><td colspan="3" style="background-color:#dbdbdb;padding:0 1pt"></td><td colspan="2" style="background-color:#dbdbdb;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%"><ix:nonFraction unitRef="usd" contextRef="ifaff5a04688f4997a27c915d8eb05db2_I20201231" decimals="-3" format="ixt:numdotdecimal" name="us-gaap:OtherLiabilitiesCurrent" scale="3" id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN18yMi9mcmFnOjBlZThiY2ZlMDZiNTRhODU5ZGYxODliNDhiMWRmOWVjL3RhYmxlOmZhN2I2ZTZiOTU5ZTQ4ZTFhNmVkZjE4MWY2ZDU3NzNiL3RhYmxlcmFuZ2U6ZmE3YjZlNmI5NTllNDhlMWE2ZWRmMTgxZjZkNTc3M2JfMjktMy0xLTEtMA_c0e16c07-7dc2-4360-941b-ffc3394bbacf">22,495</ix:nonFraction>&#160;</span></td><td style="background-color:#dbdbdb;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"></td></tr><tr><td colspan="3" style="background-color:#ffffff;border-top:1pt solid #000;padding:2px 1pt 2px 13.75pt;text-align:left;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">Total Current Liabilities</span></td><td colspan="2" style="background-color:#ffffff;border-top:1pt solid #000;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:100%"><ix:nonFraction unitRef="usd" contextRef="i5458f4d6e23940ca92dd24eb67c70571_I20210331" decimals="-3" format="ixt:numdotdecimal" name="us-gaap:LiabilitiesCurrent" scale="3" id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN18yMi9mcmFnOjBlZThiY2ZlMDZiNTRhODU5ZGYxODliNDhiMWRmOWVjL3RhYmxlOmZhN2I2ZTZiOTU5ZTQ4ZTFhNmVkZjE4MWY2ZDU3NzNiL3RhYmxlcmFuZ2U6ZmE3YjZlNmI5NTllNDhlMWE2ZWRmMTgxZjZkNTc3M2JfMzAtMS0xLTEtMA_10af2b05-9f19-4bb9-a3a5-7abdf62bb10a">459,429</ix:nonFraction></span><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%">&#160;</span></td><td style="background-color:#ffffff;border-top:1pt solid #000;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"></td><td colspan="3" style="background-color:#ffffff;border-top:1pt solid #000;padding:0 1pt"></td><td colspan="2" style="background-color:#ffffff;border-top:1pt solid #000;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%"><ix:nonFraction unitRef="usd" contextRef="ifaff5a04688f4997a27c915d8eb05db2_I20201231" decimals="-3" format="ixt:numdotdecimal" name="us-gaap:LiabilitiesCurrent" scale="3" id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN18yMi9mcmFnOjBlZThiY2ZlMDZiNTRhODU5ZGYxODliNDhiMWRmOWVjL3RhYmxlOmZhN2I2ZTZiOTU5ZTQ4ZTFhNmVkZjE4MWY2ZDU3NzNiL3RhYmxlcmFuZ2U6ZmE3YjZlNmI5NTllNDhlMWE2ZWRmMTgxZjZkNTc3M2JfMzAtMy0xLTEtMA_68aebcad-81c7-4b3e-bc66-976eac3beab8">436,786</ix:nonFraction>&#160;</span></td><td style="background-color:#ffffff;border-top:1pt solid #000;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"></td></tr><tr><td colspan="3" style="background-color:#dbdbdb;padding:2px 1pt 2px 1.75pt;text-align:left;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">Noncurrent Liabilities and Deferred Credits</span></td><td colspan="3" style="background-color:#dbdbdb;padding:0 1pt"></td><td colspan="3" style="background-color:#dbdbdb;padding:0 1pt"></td><td colspan="3" style="background-color:#dbdbdb;padding:0 1pt"></td></tr><tr><td colspan="3" style="background-color:#ffffff;padding:2px 1pt 2px 7.75pt;text-align:left;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">Pensions Benefit Liability</span></td><td colspan="2" style="background-color:#ffffff;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:100%"><ix:nonFraction unitRef="usd" contextRef="i5458f4d6e23940ca92dd24eb67c70571_I20210331" decimals="-3" format="ixt:numdotdecimal" name="us-gaap:DefinedBenefitPensionPlanLiabilitiesNoncurrent" scale="3" id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN18yMi9mcmFnOjBlZThiY2ZlMDZiNTRhODU5ZGYxODliNDhiMWRmOWVjL3RhYmxlOmZhN2I2ZTZiOTU5ZTQ4ZTFhNmVkZjE4MWY2ZDU3NzNiL3RhYmxlcmFuZ2U6ZmE3YjZlNmI5NTllNDhlMWE2ZWRmMTgxZjZkNTc3M2JfMzItMS0xLTEtMA_da5da334-b1ef-48a4-9172-372b4836f671">103,193</ix:nonFraction></span><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%">&#160;</span></td><td style="background-color:#ffffff;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"></td><td colspan="3" style="background-color:#ffffff;padding:0 1pt"></td><td colspan="2" style="background-color:#ffffff;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%"><ix:nonFraction unitRef="usd" contextRef="ifaff5a04688f4997a27c915d8eb05db2_I20201231" decimals="-3" format="ixt:numdotdecimal" name="us-gaap:DefinedBenefitPensionPlanLiabilitiesNoncurrent" scale="3" id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN18yMi9mcmFnOjBlZThiY2ZlMDZiNTRhODU5ZGYxODliNDhiMWRmOWVjL3RhYmxlOmZhN2I2ZTZiOTU5ZTQ4ZTFhNmVkZjE4MWY2ZDU3NzNiL3RhYmxlcmFuZ2U6ZmE3YjZlNmI5NTllNDhlMWE2ZWRmMTgxZjZkNTc3M2JfMzItMy0xLTEtMA_dfcd388c-52b1-4ea6-8851-ba0636b7f812">114,055</ix:nonFraction>&#160;</span></td><td style="background-color:#ffffff;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"></td></tr><tr><td colspan="3" style="background-color:#dbdbdb;padding:2px 1pt 2px 7.75pt;text-align:left;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">Other Postretirement Benefits Liability</span></td><td colspan="2" style="background-color:#dbdbdb;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:100%"><ix:nonFraction unitRef="usd" contextRef="i5458f4d6e23940ca92dd24eb67c70571_I20210331" decimals="-3" format="ixt:numdotdecimal" name="us-gaap:OtherPostretirementDefinedBenefitPlanLiabilitiesNoncurrent" scale="3" id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN18yMi9mcmFnOjBlZThiY2ZlMDZiNTRhODU5ZGYxODliNDhiMWRmOWVjL3RhYmxlOmZhN2I2ZTZiOTU5ZTQ4ZTFhNmVkZjE4MWY2ZDU3NzNiL3RhYmxlcmFuZ2U6ZmE3YjZlNmI5NTllNDhlMWE2ZWRmMTgxZjZkNTc3M2JfMzMtMS0xLTEtMA_e71cf5f8-a563-43d5-a579-ab19fd2ade70">67,255</ix:nonFraction></span><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%">&#160;</span></td><td style="background-color:#dbdbdb;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"></td><td colspan="3" style="background-color:#dbdbdb;padding:0 1pt"></td><td colspan="2" style="background-color:#dbdbdb;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%"><ix:nonFraction unitRef="usd" contextRef="ifaff5a04688f4997a27c915d8eb05db2_I20201231" decimals="-3" format="ixt:numdotdecimal" name="us-gaap:OtherPostretirementDefinedBenefitPlanLiabilitiesNoncurrent" scale="3" id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN18yMi9mcmFnOjBlZThiY2ZlMDZiNTRhODU5ZGYxODliNDhiMWRmOWVjL3RhYmxlOmZhN2I2ZTZiOTU5ZTQ4ZTFhNmVkZjE4MWY2ZDU3NzNiL3RhYmxlcmFuZ2U6ZmE3YjZlNmI5NTllNDhlMWE2ZWRmMTgxZjZkNTc3M2JfMzMtMy0xLTEtMA_873f0ef5-c175-4da5-9c9f-76a8d0659721">67,359</ix:nonFraction>&#160;</span></td><td style="background-color:#dbdbdb;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"></td></tr><tr><td colspan="3" style="background-color:#ffffff;padding:2px 1pt 2px 7.75pt;text-align:left;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">Regulatory Liabilities</span></td><td colspan="2" style="background-color:#ffffff;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:100%"><ix:nonFraction unitRef="usd" contextRef="i5458f4d6e23940ca92dd24eb67c70571_I20210331" decimals="-3" format="ixt:numdotdecimal" name="us-gaap:RegulatoryLiabilityNoncurrent" scale="3" id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN18yMi9mcmFnOjBlZThiY2ZlMDZiNTRhODU5ZGYxODliNDhiMWRmOWVjL3RhYmxlOmZhN2I2ZTZiOTU5ZTQ4ZTFhNmVkZjE4MWY2ZDU3NzNiL3RhYmxlcmFuZ2U6ZmE3YjZlNmI5NTllNDhlMWE2ZWRmMTgxZjZkNTc3M2JfMzQtMS0xLTEtMA_ca0759e8-ba5b-449e-bb72-e90f45f8975b">234,986</ix:nonFraction></span><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%">&#160;</span></td><td style="background-color:#ffffff;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"></td><td colspan="3" style="background-color:#ffffff;padding:0 7pt 0 1pt"></td><td colspan="2" style="background-color:#ffffff;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%"><ix:nonFraction unitRef="usd" contextRef="ifaff5a04688f4997a27c915d8eb05db2_I20201231" decimals="-3" format="ixt:numdotdecimal" name="us-gaap:RegulatoryLiabilityNoncurrent" scale="3" id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN18yMi9mcmFnOjBlZThiY2ZlMDZiNTRhODU5ZGYxODliNDhiMWRmOWVjL3RhYmxlOmZhN2I2ZTZiOTU5ZTQ4ZTFhNmVkZjE4MWY2ZDU3NzNiL3RhYmxlcmFuZ2U6ZmE3YjZlNmI5NTllNDhlMWE2ZWRmMTgxZjZkNTc3M2JfMzQtMy0xLTEtMA_b533c154-ef2d-4fac-9078-750b92510540">233,973</ix:nonFraction>&#160;</span></td><td style="background-color:#ffffff;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"></td></tr><tr><td colspan="3" style="background-color:#dbdbdb;padding:2px 1pt 2px 7.75pt;text-align:left;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">Deferred Income Taxes</span></td><td colspan="2" style="background-color:#dbdbdb;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:100%"><ix:nonFraction unitRef="usd" contextRef="i5458f4d6e23940ca92dd24eb67c70571_I20210331" decimals="-3" format="ixt:numdotdecimal" name="us-gaap:DeferredIncomeTaxLiabilitiesNet" scale="3" id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN18yMi9mcmFnOjBlZThiY2ZlMDZiNTRhODU5ZGYxODliNDhiMWRmOWVjL3RhYmxlOmZhN2I2ZTZiOTU5ZTQ4ZTFhNmVkZjE4MWY2ZDU3NzNiL3RhYmxlcmFuZ2U6ZmE3YjZlNmI5NTllNDhlMWE2ZWRmMTgxZjZkNTc3M2JfMzUtMS0xLTEtMA_dd06eb4d-a9c9-471d-991f-bc5b29916139">160,529</ix:nonFraction></span><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%">&#160;</span></td><td style="background-color:#dbdbdb;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"></td><td colspan="3" style="background-color:#dbdbdb;padding:0 1pt"></td><td colspan="2" style="background-color:#dbdbdb;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%"><ix:nonFraction unitRef="usd" contextRef="ifaff5a04688f4997a27c915d8eb05db2_I20201231" decimals="-3" format="ixt:numdotdecimal" name="us-gaap:DeferredIncomeTaxLiabilitiesNet" scale="3" id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN18yMi9mcmFnOjBlZThiY2ZlMDZiNTRhODU5ZGYxODliNDhiMWRmOWVjL3RhYmxlOmZhN2I2ZTZiOTU5ZTQ4ZTFhNmVkZjE4MWY2ZDU3NzNiL3RhYmxlcmFuZ2U6ZmE3YjZlNmI5NTllNDhlMWE2ZWRmMTgxZjZkNTc3M2JfMzUtMy0xLTEtMA_0269d673-eae0-43d8-a0fa-dd16356c25d3">153,376</ix:nonFraction>&#160;</span></td><td style="background-color:#dbdbdb;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"></td></tr><tr><td colspan="3" style="background-color:#ffffff;padding:2px 1pt 2px 7.75pt;text-align:left;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">Deferred Tax Credits</span></td><td colspan="2" style="background-color:#ffffff;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:100%"><ix:nonFraction unitRef="usd" contextRef="i5458f4d6e23940ca92dd24eb67c70571_I20210331" decimals="-3" format="ixt:numdotdecimal" name="us-gaap:AccumulatedDeferredInvestmentTaxCredit" scale="3" id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN18yMi9mcmFnOjBlZThiY2ZlMDZiNTRhODU5ZGYxODliNDhiMWRmOWVjL3RhYmxlOmZhN2I2ZTZiOTU5ZTQ4ZTFhNmVkZjE4MWY2ZDU3NzNiL3RhYmxlcmFuZ2U6ZmE3YjZlNmI5NTllNDhlMWE2ZWRmMTgxZjZkNTc3M2JfMzYtMS0xLTEtMA_3f26a217-d42a-484d-be71-e525ac6afe34">17,219</ix:nonFraction></span><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%">&#160;</span></td><td style="background-color:#ffffff;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"></td><td colspan="3" style="background-color:#ffffff;padding:0 1pt"></td><td colspan="2" style="background-color:#ffffff;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%"><ix:nonFraction unitRef="usd" contextRef="ifaff5a04688f4997a27c915d8eb05db2_I20201231" decimals="-3" format="ixt:numdotdecimal" name="us-gaap:AccumulatedDeferredInvestmentTaxCredit" scale="3" id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN18yMi9mcmFnOjBlZThiY2ZlMDZiNTRhODU5ZGYxODliNDhiMWRmOWVjL3RhYmxlOmZhN2I2ZTZiOTU5ZTQ4ZTFhNmVkZjE4MWY2ZDU3NzNiL3RhYmxlcmFuZ2U6ZmE3YjZlNmI5NTllNDhlMWE2ZWRmMTgxZjZkNTc3M2JfMzYtMy0xLTEtMA_fb74c826-33d4-47ff-8738-ecdc030ef585">17,405</ix:nonFraction>&#160;</span></td><td style="background-color:#ffffff;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"></td></tr><tr><td colspan="3" style="background-color:#dbdbdb;padding:2px 1pt 2px 7.75pt;text-align:left;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">Other Noncurrent Liabilities</span></td><td colspan="2" style="background-color:#dbdbdb;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:100%"><ix:nonFraction unitRef="usd" contextRef="i5458f4d6e23940ca92dd24eb67c70571_I20210331" decimals="-3" format="ixt:numdotdecimal" name="us-gaap:OtherLiabilitiesNoncurrent" scale="3" id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN18yMi9mcmFnOjBlZThiY2ZlMDZiNTRhODU5ZGYxODliNDhiMWRmOWVjL3RhYmxlOmZhN2I2ZTZiOTU5ZTQ4ZTFhNmVkZjE4MWY2ZDU3NzNiL3RhYmxlcmFuZ2U6ZmE3YjZlNmI5NTllNDhlMWE2ZWRmMTgxZjZkNTc3M2JfMzctMS0xLTEtMA_ce49a3dc-3562-44e9-ad85-b95ac99c194a">63,577</ix:nonFraction></span><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%">&#160;</span></td><td style="background-color:#dbdbdb;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"></td><td colspan="3" style="background-color:#dbdbdb;padding:0 1pt"></td><td colspan="2" style="background-color:#dbdbdb;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%"><ix:nonFraction unitRef="usd" contextRef="ifaff5a04688f4997a27c915d8eb05db2_I20201231" decimals="-3" format="ixt:numdotdecimal" name="us-gaap:OtherLiabilitiesNoncurrent" scale="3" id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN18yMi9mcmFnOjBlZThiY2ZlMDZiNTRhODU5ZGYxODliNDhiMWRmOWVjL3RhYmxlOmZhN2I2ZTZiOTU5ZTQ4ZTFhNmVkZjE4MWY2ZDU3NzNiL3RhYmxlcmFuZ2U6ZmE3YjZlNmI5NTllNDhlMWE2ZWRmMTgxZjZkNTc3M2JfMzctMy0xLTEtMA_9180edab-c611-4f8e-be9e-9e11fd6bd7ba">60,002</ix:nonFraction>&#160;</span></td><td style="background-color:#dbdbdb;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"></td></tr><tr><td colspan="3" style="background-color:#ffffff;border-top:1pt solid #000;padding:2px 1pt 2px 13.75pt;text-align:left;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">Total Noncurrent Liabilities and Deferred Credits</span></td><td colspan="2" style="background-color:#ffffff;border-top:1pt solid #000;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:100%"><ix:nonFraction unitRef="usd" contextRef="i5458f4d6e23940ca92dd24eb67c70571_I20210331" decimals="-3" format="ixt:numdotdecimal" name="us-gaap:LiabilitiesNoncurrent" scale="3" id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN18yMi9mcmFnOjBlZThiY2ZlMDZiNTRhODU5ZGYxODliNDhiMWRmOWVjL3RhYmxlOmZhN2I2ZTZiOTU5ZTQ4ZTFhNmVkZjE4MWY2ZDU3NzNiL3RhYmxlcmFuZ2U6ZmE3YjZlNmI5NTllNDhlMWE2ZWRmMTgxZjZkNTc3M2JfMzgtMS0xLTEtMA_df117b09-d017-40e4-886e-baad099a9f84">646,759</ix:nonFraction></span><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%">&#160;</span></td><td style="background-color:#ffffff;border-top:1pt solid #000;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"></td><td colspan="3" style="background-color:#ffffff;border-top:1pt solid #000;padding:0 1pt"></td><td colspan="2" style="background-color:#ffffff;border-top:1pt solid #000;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%"><ix:nonFraction unitRef="usd" contextRef="ifaff5a04688f4997a27c915d8eb05db2_I20201231" decimals="-3" format="ixt:numdotdecimal" name="us-gaap:LiabilitiesNoncurrent" scale="3" id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN18yMi9mcmFnOjBlZThiY2ZlMDZiNTRhODU5ZGYxODliNDhiMWRmOWVjL3RhYmxlOmZhN2I2ZTZiOTU5ZTQ4ZTFhNmVkZjE4MWY2ZDU3NzNiL3RhYmxlcmFuZ2U6ZmE3YjZlNmI5NTllNDhlMWE2ZWRmMTgxZjZkNTc3M2JfMzgtMy0xLTEtMA_3ce539a9-d892-46d0-9e59-9ac1b88728ef">646,170</ix:nonFraction>&#160;</span></td><td style="background-color:#ffffff;border-top:1pt solid #000;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"></td></tr><tr><td colspan="3" style="background-color:#dbdbdb;padding:2px 1pt 2px 1.75pt;text-align:left;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">Commitments and Contingencies (Note 9)</span></td><td colspan="3" style="background-color:#dbdbdb;padding:0 1pt"><ix:nonFraction unitRef="usd" contextRef="i5458f4d6e23940ca92dd24eb67c70571_I20210331" xsi:nil="true" name="us-gaap:CommitmentsAndContingencies" scale="3" id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN18yMi9mcmFnOjBlZThiY2ZlMDZiNTRhODU5ZGYxODliNDhiMWRmOWVjL3RhYmxlOmZhN2I2ZTZiOTU5ZTQ4ZTFhNmVkZjE4MWY2ZDU3NzNiL3RhYmxlcmFuZ2U6ZmE3YjZlNmI5NTllNDhlMWE2ZWRmMTgxZjZkNTc3M2JfMzktMS0xLTEtMA_b7bb5231-b0d5-4458-8efb-d0b5e1d744d6"></ix:nonFraction></td><td colspan="3" style="background-color:#dbdbdb;padding:0 1pt"></td><td colspan="3" style="background-color:#dbdbdb;padding:0 1pt"><ix:nonFraction unitRef="usd" contextRef="ifaff5a04688f4997a27c915d8eb05db2_I20201231" xsi:nil="true" name="us-gaap:CommitmentsAndContingencies" scale="3" id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN18yMi9mcmFnOjBlZThiY2ZlMDZiNTRhODU5ZGYxODliNDhiMWRmOWVjL3RhYmxlOmZhN2I2ZTZiOTU5ZTQ4ZTFhNmVkZjE4MWY2ZDU3NzNiL3RhYmxlcmFuZ2U6ZmE3YjZlNmI5NTllNDhlMWE2ZWRmMTgxZjZkNTc3M2JfMzktMy0xLTEtMA_8f3d381c-85f9-4ca4-905d-72092cb2fc04"></ix:nonFraction></td></tr><tr><td colspan="3" style="background-color:#ffffff;padding:2px 1pt 2px 1.75pt;text-align:left;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">Capitalization</span></td><td colspan="3" style="background-color:#ffffff;padding:0 1pt"></td><td colspan="3" style="background-color:#ffffff;padding:0 1pt"></td><td colspan="3" style="background-color:#ffffff;padding:0 1pt"></td></tr><tr><td colspan="3" style="background-color:#dbdbdb;padding:2px 1pt 2px 7.75pt;text-align:left;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">Long-Term Debt, net of current maturities</span></td><td colspan="2" style="background-color:#dbdbdb;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:100%"><ix:nonFraction unitRef="usd" contextRef="i5458f4d6e23940ca92dd24eb67c70571_I20210331" decimals="-3" format="ixt:numdotdecimal" name="us-gaap:LongTermDebtNoncurrent" scale="3" id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN18yMi9mcmFnOjBlZThiY2ZlMDZiNTRhODU5ZGYxODliNDhiMWRmOWVjL3RhYmxlOmZhN2I2ZTZiOTU5ZTQ4ZTFhNmVkZjE4MWY2ZDU3NzNiL3RhYmxlcmFuZ2U6ZmE3YjZlNmI5NTllNDhlMWE2ZWRmMTgxZjZkNTc3M2JfNDEtMS0xLTEtMA_338f12ae-6626-4541-907f-7b2e9f62cf82">624,485</ix:nonFraction></span><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%">&#160;</span></td><td style="background-color:#dbdbdb;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"></td><td colspan="3" style="background-color:#dbdbdb;padding:0 1pt"></td><td colspan="2" style="background-color:#dbdbdb;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%"><ix:nonFraction unitRef="usd" contextRef="ifaff5a04688f4997a27c915d8eb05db2_I20201231" decimals="-3" format="ixt:numdotdecimal" name="us-gaap:LongTermDebtNoncurrent" scale="3" id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN18yMi9mcmFnOjBlZThiY2ZlMDZiNTRhODU5ZGYxODliNDhiMWRmOWVjL3RhYmxlOmZhN2I2ZTZiOTU5ZTQ4ZTFhNmVkZjE4MWY2ZDU3NzNiL3RhYmxlcmFuZ2U6ZmE3YjZlNmI5NTllNDhlMWE2ZWRmMTgxZjZkNTc3M2JfNDEtMy0xLTEtMA_5c9480b5-b917-4066-938b-41e06be6491e">624,432</ix:nonFraction>&#160;</span></td><td style="background-color:#dbdbdb;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"></td></tr><tr><td colspan="3" style="background-color:#ffffff;padding:2px 1pt 2px 7.75pt;text-align:left;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">Shareholders' Equity</span></td><td colspan="3" style="background-color:#ffffff;padding:0 1pt"></td><td colspan="3" style="background-color:#ffffff;padding:0 1pt"></td><td colspan="3" style="background-color:#ffffff;padding:0 1pt"></td></tr><tr><td colspan="3" style="background-color:#dbdbdb;padding:2px 1pt;text-align:left;vertical-align:bottom"><div style="padding-left:12.75pt"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">Common Shares: <ix:nonFraction unitRef="shares" contextRef="i5458f4d6e23940ca92dd24eb67c70571_I20210331" decimals="INF" format="ixt:numdotdecimal" name="us-gaap:CommonStockSharesAuthorized" scale="0" id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN18yMi9mcmFnOjBlZThiY2ZlMDZiNTRhODU5ZGYxODliNDhiMWRmOWVjL3RhYmxlOmZhN2I2ZTZiOTU5ZTQ4ZTFhNmVkZjE4MWY2ZDU3NzNiL3RhYmxlcmFuZ2U6ZmE3YjZlNmI5NTllNDhlMWE2ZWRmMTgxZjZkNTc3M2JfNDMtMC0xLTEtMC90ZXh0cmVnaW9uOjhmMjJkNDg3ZmUwMzRkMmM5MjMyZTVkZjU4NzVhYmM3XzEwOTk1MTE2Mjc4ODg_457761d0-5cbb-4aa4-a146-0183591829f7"><ix:nonFraction unitRef="shares" contextRef="ifaff5a04688f4997a27c915d8eb05db2_I20201231" decimals="INF" format="ixt:numdotdecimal" name="us-gaap:CommonStockSharesAuthorized" scale="0" id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN18yMi9mcmFnOjBlZThiY2ZlMDZiNTRhODU5ZGYxODliNDhiMWRmOWVjL3RhYmxlOmZhN2I2ZTZiOTU5ZTQ4ZTFhNmVkZjE4MWY2ZDU3NzNiL3RhYmxlcmFuZ2U6ZmE3YjZlNmI5NTllNDhlMWE2ZWRmMTgxZjZkNTc3M2JfNDMtMC0xLTEtMC90ZXh0cmVnaW9uOjhmMjJkNDg3ZmUwMzRkMmM5MjMyZTVkZjU4NzVhYmM3XzEwOTk1MTE2Mjc4ODg_904db502-e2e8-4e57-a02f-62ceffb108bb">50,000,000</ix:nonFraction></ix:nonFraction> share authorized of $<ix:nonFraction unitRef="usdPerShare" contextRef="i5458f4d6e23940ca92dd24eb67c70571_I20210331" decimals="INF" name="us-gaap:CommonStockParOrStatedValuePerShare" scale="0" id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN18yMi9mcmFnOjBlZThiY2ZlMDZiNTRhODU5ZGYxODliNDhiMWRmOWVjL3RhYmxlOmZhN2I2ZTZiOTU5ZTQ4ZTFhNmVkZjE4MWY2ZDU3NzNiL3RhYmxlcmFuZ2U6ZmE3YjZlNmI5NTllNDhlMWE2ZWRmMTgxZjZkNTc3M2JfNDMtMC0xLTEtMC90ZXh0cmVnaW9uOjhmMjJkNDg3ZmUwMzRkMmM5MjMyZTVkZjU4NzVhYmM3XzEwOTk1MTE2Mjc4OTI_21ceaa12-8340-41c2-880b-7c7729b54284"><ix:nonFraction unitRef="usdPerShare" contextRef="ifaff5a04688f4997a27c915d8eb05db2_I20201231" decimals="INF" name="us-gaap:CommonStockParOrStatedValuePerShare" scale="0" id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN18yMi9mcmFnOjBlZThiY2ZlMDZiNTRhODU5ZGYxODliNDhiMWRmOWVjL3RhYmxlOmZhN2I2ZTZiOTU5ZTQ4ZTFhNmVkZjE4MWY2ZDU3NzNiL3RhYmxlcmFuZ2U6ZmE3YjZlNmI5NTllNDhlMWE2ZWRmMTgxZjZkNTc3M2JfNDMtMC0xLTEtMC90ZXh0cmVnaW9uOjhmMjJkNDg3ZmUwMzRkMmM5MjMyZTVkZjU4NzVhYmM3XzEwOTk1MTE2Mjc4OTI_21ea5748-5f24-4833-b41f-12d155dbf619">5</ix:nonFraction></ix:nonFraction> par value; <ix:nonFraction unitRef="shares" contextRef="i5458f4d6e23940ca92dd24eb67c70571_I20210331" decimals="INF" format="ixt:numdotdecimal" name="us-gaap:CommonStockSharesOutstanding" scale="0" id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN18yMi9mcmFnOjBlZThiY2ZlMDZiNTRhODU5ZGYxODliNDhiMWRmOWVjL3RhYmxlOmZhN2I2ZTZiOTU5ZTQ4ZTFhNmVkZjE4MWY2ZDU3NzNiL3RhYmxlcmFuZ2U6ZmE3YjZlNmI5NTllNDhlMWE2ZWRmMTgxZjZkNTc3M2JfNDMtMC0xLTEtMC90ZXh0cmVnaW9uOjhmMjJkNDg3ZmUwMzRkMmM5MjMyZTVkZjU4NzVhYmM3XzEwOTk1MTE2Mjc4OTc_40056d42-b85e-4619-b3b3-a5dee58e99ba">41,510,455</ix:nonFraction> and <ix:nonFraction unitRef="shares" contextRef="ifaff5a04688f4997a27c915d8eb05db2_I20201231" decimals="INF" format="ixt:numdotdecimal" name="us-gaap:CommonStockSharesOutstanding" scale="0" id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN18yMi9mcmFnOjBlZThiY2ZlMDZiNTRhODU5ZGYxODliNDhiMWRmOWVjL3RhYmxlOmZhN2I2ZTZiOTU5ZTQ4ZTFhNmVkZjE4MWY2ZDU3NzNiL3RhYmxlcmFuZ2U6ZmE3YjZlNmI5NTllNDhlMWE2ZWRmMTgxZjZkNTc3M2JfNDMtMC0xLTEtMC90ZXh0cmVnaW9uOjhmMjJkNDg3ZmUwMzRkMmM5MjMyZTVkZjU4NzVhYmM3XzEwOTk1MTE2Mjc5MDE_c23152c7-602d-4f73-9cc3-b77588db4272">41,469,879</ix:nonFraction> outstanding </span></div><div style="padding-left:12.75pt"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">at March&#160;31, 2021 and December 31, 2020</span></div></td><td colspan="2" style="background-color:#dbdbdb;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:100%"><ix:nonFraction unitRef="usd" contextRef="i5458f4d6e23940ca92dd24eb67c70571_I20210331" decimals="-3" format="ixt:numdotdecimal" name="us-gaap:CommonStockValue" scale="3" id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN18yMi9mcmFnOjBlZThiY2ZlMDZiNTRhODU5ZGYxODliNDhiMWRmOWVjL3RhYmxlOmZhN2I2ZTZiOTU5ZTQ4ZTFhNmVkZjE4MWY2ZDU3NzNiL3RhYmxlcmFuZ2U6ZmE3YjZlNmI5NTllNDhlMWE2ZWRmMTgxZjZkNTc3M2JfNDMtMS0xLTEtMA_42afa463-fd2c-412c-b168-f7704f916c64">207,552</ix:nonFraction></span><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%">&#160;</span></td><td style="background-color:#dbdbdb;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"></td><td colspan="3" style="background-color:#dbdbdb;padding:0 1pt"></td><td colspan="2" style="background-color:#dbdbdb;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%"><ix:nonFraction unitRef="usd" contextRef="ifaff5a04688f4997a27c915d8eb05db2_I20201231" decimals="-3" format="ixt:numdotdecimal" name="us-gaap:CommonStockValue" scale="3" id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN18yMi9mcmFnOjBlZThiY2ZlMDZiNTRhODU5ZGYxODliNDhiMWRmOWVjL3RhYmxlOmZhN2I2ZTZiOTU5ZTQ4ZTFhNmVkZjE4MWY2ZDU3NzNiL3RhYmxlcmFuZ2U6ZmE3YjZlNmI5NTllNDhlMWE2ZWRmMTgxZjZkNTc3M2JfNDMtMy0xLTEtMA_fb17db92-f12e-4bda-8cd8-e264cac24f95">207,349</ix:nonFraction>&#160;</span></td><td style="background-color:#dbdbdb;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"></td></tr><tr><td colspan="3" style="background-color:#ffffff;padding:2px 1pt 2px 13.75pt;text-align:left;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">Additional Paid-In Capital</span></td><td colspan="2" style="background-color:#ffffff;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:100%"><ix:nonFraction unitRef="usd" contextRef="i5458f4d6e23940ca92dd24eb67c70571_I20210331" decimals="-3" format="ixt:numdotdecimal" name="us-gaap:AdditionalPaidInCapitalCommonStock" scale="3" id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN18yMi9mcmFnOjBlZThiY2ZlMDZiNTRhODU5ZGYxODliNDhiMWRmOWVjL3RhYmxlOmZhN2I2ZTZiOTU5ZTQ4ZTFhNmVkZjE4MWY2ZDU3NzNiL3RhYmxlcmFuZ2U6ZmE3YjZlNmI5NTllNDhlMWE2ZWRmMTgxZjZkNTc3M2JfNDQtMS0xLTEtMA_9ebfab6a-9699-4d59-be80-5937ec692710">416,708</ix:nonFraction></span><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%">&#160;</span></td><td style="background-color:#ffffff;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"></td><td colspan="3" style="background-color:#ffffff;padding:0 1pt"></td><td colspan="2" style="background-color:#ffffff;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%"><ix:nonFraction unitRef="usd" contextRef="ifaff5a04688f4997a27c915d8eb05db2_I20201231" decimals="-3" format="ixt:numdotdecimal" name="us-gaap:AdditionalPaidInCapitalCommonStock" scale="3" id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN18yMi9mcmFnOjBlZThiY2ZlMDZiNTRhODU5ZGYxODliNDhiMWRmOWVjL3RhYmxlOmZhN2I2ZTZiOTU5ZTQ4ZTFhNmVkZjE4MWY2ZDU3NzNiL3RhYmxlcmFuZ2U6ZmE3YjZlNmI5NTllNDhlMWE2ZWRmMTgxZjZkNTc3M2JfNDQtMy0xLTEtMA_5868dba3-5fa5-4fa7-8539-03173a919dba">414,246</ix:nonFraction>&#160;</span></td><td style="background-color:#ffffff;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"></td></tr><tr><td colspan="3" style="background-color:#dbdbdb;padding:2px 1pt 2px 13.75pt;text-align:left;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">Retained Earnings</span></td><td colspan="2" style="background-color:#dbdbdb;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:100%"><ix:nonFraction unitRef="usd" contextRef="i5458f4d6e23940ca92dd24eb67c70571_I20210331" decimals="-3" format="ixt:numdotdecimal" name="us-gaap:RetainedEarningsAccumulatedDeficit" scale="3" id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN18yMi9mcmFnOjBlZThiY2ZlMDZiNTRhODU5ZGYxODliNDhiMWRmOWVjL3RhYmxlOmZhN2I2ZTZiOTU5ZTQ4ZTFhNmVkZjE4MWY2ZDU3NzNiL3RhYmxlcmFuZ2U6ZmE3YjZlNmI5NTllNDhlMWE2ZWRmMTgxZjZkNTc3M2JfNDUtMS0xLTEtMA_e80172ed-d9ac-4775-89ec-2a166741dd92">271,999</ix:nonFraction></span><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%">&#160;</span></td><td style="background-color:#dbdbdb;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"></td><td colspan="3" style="background-color:#dbdbdb;padding:0 1pt"></td><td colspan="2" style="background-color:#dbdbdb;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%"><ix:nonFraction unitRef="usd" contextRef="ifaff5a04688f4997a27c915d8eb05db2_I20201231" decimals="-3" format="ixt:numdotdecimal" name="us-gaap:RetainedEarningsAccumulatedDeficit" scale="3" id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN18yMi9mcmFnOjBlZThiY2ZlMDZiNTRhODU5ZGYxODliNDhiMWRmOWVjL3RhYmxlOmZhN2I2ZTZiOTU5ZTQ4ZTFhNmVkZjE4MWY2ZDU3NzNiL3RhYmxlcmFuZ2U6ZmE3YjZlNmI5NTllNDhlMWE2ZWRmMTgxZjZkNTc3M2JfNDUtMy0xLTEtMA_9968ac6d-8c22-4314-90f0-0f816559e818">257,878</ix:nonFraction>&#160;</span></td><td style="background-color:#dbdbdb;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"></td></tr><tr><td colspan="3" style="background-color:#ffffff;padding:2px 1pt 2px 13.75pt;text-align:left;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">Accumulated Other Comprehensive Loss</span></td><td colspan="2" style="background-color:#ffffff;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:100%">(<ix:nonFraction unitRef="usd" contextRef="i5458f4d6e23940ca92dd24eb67c70571_I20210331" decimals="-3" sign="-" format="ixt:numdotdecimal" name="us-gaap:AccumulatedOtherComprehensiveIncomeLossNetOfTax" scale="3" id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN18yMi9mcmFnOjBlZThiY2ZlMDZiNTRhODU5ZGYxODliNDhiMWRmOWVjL3RhYmxlOmZhN2I2ZTZiOTU5ZTQ4ZTFhNmVkZjE4MWY2ZDU3NzNiL3RhYmxlcmFuZ2U6ZmE3YjZlNmI5NTllNDhlMWE2ZWRmMTgxZjZkNTc3M2JfNDYtMS0xLTEtMA_f3be315b-3bc0-42a1-b475-aafc05dc5c09">8,392</ix:nonFraction>)</span></td><td style="background-color:#ffffff;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"></td><td colspan="3" style="background-color:#ffffff;padding:0 1pt"></td><td colspan="2" style="background-color:#ffffff;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%">(<ix:nonFraction unitRef="usd" contextRef="ifaff5a04688f4997a27c915d8eb05db2_I20201231" decimals="-3" sign="-" format="ixt:numdotdecimal" name="us-gaap:AccumulatedOtherComprehensiveIncomeLossNetOfTax" scale="3" id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN18yMi9mcmFnOjBlZThiY2ZlMDZiNTRhODU5ZGYxODliNDhiMWRmOWVjL3RhYmxlOmZhN2I2ZTZiOTU5ZTQ4ZTFhNmVkZjE4MWY2ZDU3NzNiL3RhYmxlcmFuZ2U6ZmE3YjZlNmI5NTllNDhlMWE2ZWRmMTgxZjZkNTc3M2JfNDYtMy0xLTEtMA_077c52b2-bdaf-4b3e-97eb-41702b58e07f">8,507</ix:nonFraction>)</span></td><td style="background-color:#ffffff;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"></td></tr><tr><td colspan="3" style="background-color:#dbdbdb;border-top:1pt solid #000;padding:2px 1pt 2px 19.75pt;text-align:left;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">Total Shareholders' Equity</span></td><td colspan="2" style="background-color:#dbdbdb;border-top:1pt solid #000;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:100%"><ix:nonFraction unitRef="usd" contextRef="i5458f4d6e23940ca92dd24eb67c70571_I20210331" decimals="-3" format="ixt:numdotdecimal" name="us-gaap:StockholdersEquity" scale="3" id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN18yMi9mcmFnOjBlZThiY2ZlMDZiNTRhODU5ZGYxODliNDhiMWRmOWVjL3RhYmxlOmZhN2I2ZTZiOTU5ZTQ4ZTFhNmVkZjE4MWY2ZDU3NzNiL3RhYmxlcmFuZ2U6ZmE3YjZlNmI5NTllNDhlMWE2ZWRmMTgxZjZkNTc3M2JfNDctMS0xLTEtMA_a766104a-e849-4cf7-a631-848d68d5a2e9">887,867</ix:nonFraction></span><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%">&#160;</span></td><td style="background-color:#dbdbdb;border-top:1pt solid #000;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"></td><td colspan="3" style="background-color:#dbdbdb;border-top:1pt solid #000;padding:0 1pt"></td><td colspan="2" style="background-color:#dbdbdb;border-top:1pt solid #000;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%"><ix:nonFraction unitRef="usd" contextRef="ifaff5a04688f4997a27c915d8eb05db2_I20201231" decimals="-3" format="ixt:numdotdecimal" name="us-gaap:StockholdersEquity" scale="3" id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN18yMi9mcmFnOjBlZThiY2ZlMDZiNTRhODU5ZGYxODliNDhiMWRmOWVjL3RhYmxlOmZhN2I2ZTZiOTU5ZTQ4ZTFhNmVkZjE4MWY2ZDU3NzNiL3RhYmxlcmFuZ2U6ZmE3YjZlNmI5NTllNDhlMWE2ZWRmMTgxZjZkNTc3M2JfNDctMy0xLTEtMA_bcc1c0d9-d5e6-4b20-ac29-26d2430647d9">870,966</ix:nonFraction>&#160;</span></td><td style="background-color:#dbdbdb;border-top:1pt solid #000;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"></td></tr><tr><td colspan="3" style="background-color:#ffffff;border-top:1pt solid #000;padding:2px 1pt 2px 25.75pt;text-align:left;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">Total Capitalization</span></td><td colspan="2" style="background-color:#ffffff;border-top:1pt solid #000;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:100%"><ix:nonFraction unitRef="usd" contextRef="i5458f4d6e23940ca92dd24eb67c70571_I20210331" decimals="-3" format="ixt:numdotdecimal" name="us-gaap:CapitalizationLongtermDebtAndEquity" scale="3" id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN18yMi9mcmFnOjBlZThiY2ZlMDZiNTRhODU5ZGYxODliNDhiMWRmOWVjL3RhYmxlOmZhN2I2ZTZiOTU5ZTQ4ZTFhNmVkZjE4MWY2ZDU3NzNiL3RhYmxlcmFuZ2U6ZmE3YjZlNmI5NTllNDhlMWE2ZWRmMTgxZjZkNTc3M2JfNDgtMS0xLTEtMA_879f9a39-0194-4fc8-920e-22ef220f76e4">1,512,352</ix:nonFraction></span><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%">&#160;</span></td><td style="background-color:#ffffff;border-top:1pt solid #000;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"></td><td colspan="3" style="background-color:#ffffff;border-top:1pt solid #000;padding:0 1pt"></td><td colspan="2" style="background-color:#ffffff;border-top:1pt solid #000;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%"><ix:nonFraction unitRef="usd" contextRef="ifaff5a04688f4997a27c915d8eb05db2_I20201231" decimals="-3" format="ixt:numdotdecimal" name="us-gaap:CapitalizationLongtermDebtAndEquity" scale="3" id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN18yMi9mcmFnOjBlZThiY2ZlMDZiNTRhODU5ZGYxODliNDhiMWRmOWVjL3RhYmxlOmZhN2I2ZTZiOTU5ZTQ4ZTFhNmVkZjE4MWY2ZDU3NzNiL3RhYmxlcmFuZ2U6ZmE3YjZlNmI5NTllNDhlMWE2ZWRmMTgxZjZkNTc3M2JfNDgtMy0xLTEtMA_553852e5-5fea-4888-b862-f26dc9f67fc8">1,495,398</ix:nonFraction>&#160;</span></td><td style="background-color:#ffffff;border-top:1pt solid #000;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"></td></tr><tr><td colspan="3" style="background-color:#dbdbdb;border-bottom:1pt solid #000;border-top:1pt solid #000;padding:2px 1pt 2px 1.75pt;text-align:left;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:120%">Total Liabilities and Shareholders' Equity</span></td><td style="background-color:#dbdbdb;border-bottom:1pt solid #000;border-top:1pt solid #000;padding:2px 0 2px 1pt;text-align:left;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:100%">$</span></td><td style="background-color:#dbdbdb;border-bottom:1pt solid #000;border-top:1pt solid #000;padding:2px 0;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:100%"><ix:nonFraction unitRef="usd" contextRef="i5458f4d6e23940ca92dd24eb67c70571_I20210331" decimals="-3" format="ixt:numdotdecimal" name="us-gaap:LiabilitiesAndStockholdersEquity" scale="3" id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN18yMi9mcmFnOjBlZThiY2ZlMDZiNTRhODU5ZGYxODliNDhiMWRmOWVjL3RhYmxlOmZhN2I2ZTZiOTU5ZTQ4ZTFhNmVkZjE4MWY2ZDU3NzNiL3RhYmxlcmFuZ2U6ZmE3YjZlNmI5NTllNDhlMWE2ZWRmMTgxZjZkNTc3M2JfNDktMS0xLTEtMA_8056a4c6-fb89-43fd-a855-dcd3c8c9636e">2,618,540</ix:nonFraction></span><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%">&#160;</span></td><td style="background-color:#dbdbdb;border-bottom:1pt solid #000;border-top:1pt solid #000;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"></td><td colspan="3" style="background-color:#dbdbdb;border-bottom:1pt solid #000;border-top:1pt solid #000;padding:0 1pt"></td><td style="background-color:#dbdbdb;border-bottom:1pt solid #000;border-top:1pt solid #000;padding:2px 0 2px 1pt;text-align:left;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%">$</span></td><td style="background-color:#dbdbdb;border-bottom:1pt solid #000;border-top:1pt solid #000;padding:2px 0;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%"><ix:nonFraction unitRef="usd" contextRef="ifaff5a04688f4997a27c915d8eb05db2_I20201231" decimals="-3" format="ixt:numdotdecimal" name="us-gaap:LiabilitiesAndStockholdersEquity" scale="3" id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN18yMi9mcmFnOjBlZThiY2ZlMDZiNTRhODU5ZGYxODliNDhiMWRmOWVjL3RhYmxlOmZhN2I2ZTZiOTU5ZTQ4ZTFhNmVkZjE4MWY2ZDU3NzNiL3RhYmxlcmFuZ2U6ZmE3YjZlNmI5NTllNDhlMWE2ZWRmMTgxZjZkNTc3M2JfNDktMy0xLTEtMA_47f6b4c4-a10a-41de-9671-0623cb2be502">2,578,354</ix:nonFraction>&#160;</span></td><td style="background-color:#dbdbdb;border-bottom:1pt solid #000;border-top:1pt solid #000;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"></td></tr></table></div><div style="margin-top:6pt;text-align:right"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-style:italic;font-weight:400;line-height:120%">See accompanying notes to consolidated financial statements.</span></div><div style="height:54pt;position:relative;width:100%"><div style="bottom:0;position:absolute;width:100%"><div style="text-align:right"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:9pt;font-weight:400;line-height:120%">3</span></div></div></div><div id="i3ccd65d188014ef19fc37bf6a1f38117_25"></div><hr style="page-break-after:always"/><div style="min-height:54pt;width:100%"><div><span style="color:#0000ff;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%;text-decoration:underline"><a style="color:#0000ff;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%;text-decoration:underline" href="#i3ccd65d188014ef19fc37bf6a1f38117_7">Table of </a><a style="color:#0000ff;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%;text-decoration:underline" href="#i3ccd65d188014ef19fc37bf6a1f38117_7">Contents</a></span></div></div><div><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:12pt;font-style:italic;font-weight:700;line-height:120%">OTTER TAIL CORPORATION</span></div><div style="margin-bottom:3pt"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:10pt;font-weight:700;line-height:120%">CONSOLIDATED STATEMENTS OF INCOME</span><table style="border-collapse:collapse;display:inline-table;margin-bottom:5pt;vertical-align:text-bottom;width:100.000%"><tr><td style="width:1.0%"></td><td style="width:73.066%"></td><td style="width:0.1%"></td><td style="width:1.0%"></td><td style="width:9.038%"></td><td style="width:0.1%"></td><td style="width:1.0%"></td><td style="width:4.455%"></td><td style="width:0.1%"></td><td style="width:1.0%"></td><td style="width:9.041%"></td><td style="width:0.1%"></td><td colspan="3" style="display:none"></td><td colspan="3" style="display:none"></td><td colspan="3" style="display:none"></td><td colspan="3" style="display:none"></td></tr><tr><td colspan="3" style="padding:0 1pt"></td><td colspan="9" style="padding:2px 1pt;text-align:center;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-style:italic;font-weight:700;line-height:120%">Three Months Ended March 31,</span></td><td colspan="3" style="display:none"></td><td colspan="3" style="display:none"></td></tr><tr><td colspan="3" style="padding:2px 1pt;text-align:left;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-style:italic;font-weight:700;line-height:120%">(in thousands, except per-share amounts)</span></td><td colspan="3" style="border-top:1pt solid #000;padding:2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-style:italic;font-weight:700;line-height:120%">2021</span></td><td colspan="3" style="border-top:1pt solid #000;padding:0 1pt"></td><td colspan="3" style="border-top:1pt solid #000;padding:2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-style:italic;font-weight:700;line-height:120%">2020</span></td><td colspan="3" style="display:none"></td><td colspan="3" style="display:none"></td><td colspan="3" style="display:none"></td><td colspan="3" style="display:none"></td></tr><tr style="height:3pt"><td colspan="3" style="border-top:1pt solid #000;padding:0 1pt"></td><td colspan="3" style="border-top:1pt solid #000;padding:0 1pt"></td><td colspan="3" style="border-top:1pt solid #000;padding:0 1pt"></td><td colspan="3" style="border-top:1pt solid #000;padding:0 1pt"></td><td colspan="3" style="display:none"></td><td colspan="3" style="display:none"></td><td colspan="3" style="display:none"></td><td colspan="3" style="display:none"></td></tr><tr><td colspan="3" style="background-color:#dbdbdb;padding:2px 1pt;text-align:left;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:120%">Operating Revenues</span></td><td colspan="3" style="background-color:#dbdbdb;padding:2px 1pt;text-align:left;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:120%">&#160;</span></td><td colspan="3" style="background-color:#dbdbdb;padding:0 1pt"></td><td colspan="3" style="background-color:#dbdbdb;padding:2px 1pt;text-align:left;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:120%">&#160;</span></td><td colspan="3" style="display:none"></td><td colspan="3" style="display:none"></td><td colspan="3" style="display:none"></td><td colspan="3" style="display:none"></td></tr><tr><td colspan="3" style="background-color:#ffffff;padding:2px 1pt 2px 7.75pt;text-align:left;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">Electric</span></td><td style="background-color:#ffffff;padding:2px 0 2px 1pt;text-align:left;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:120%">$</span></td><td style="background-color:#ffffff;padding:2px 0;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:120%"><ix:nonFraction unitRef="usd" contextRef="i497d771d63ba495b90194c44d92564fb_D20210101-20210331" decimals="-3" format="ixt:numdotdecimal" name="us-gaap:Revenues" scale="3" id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN18yNS9mcmFnOmJhNWNjY2ViNDBkNzQxYmU4M2RhMGJkM2IyZjkwMTM1L3RhYmxlOjgwNzI5NzgyZDYwMDQ5ZjlhOTEwYmYyOWE5NzYyMzRiL3RhYmxlcmFuZ2U6ODA3Mjk3ODJkNjAwNDlmOWE5MTBiZjI5YTk3NjIzNGJfNC0xLTEtMS0w_ae4faf6f-1286-42eb-b884-205bb50bb485">123,699</ix:nonFraction></span><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">&#160;</span></td><td style="background-color:#ffffff;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"></td><td colspan="3" style="background-color:#ffffff;padding:0 1pt"></td><td style="background-color:#ffffff;padding:2px 0 2px 1pt;text-align:left;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">$</span></td><td style="background-color:#ffffff;padding:2px 0;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%"><ix:nonFraction unitRef="usd" contextRef="i7e90301f6cd946eb9a637b2e34d6ac6b_D20200101-20200331" decimals="-3" format="ixt:numdotdecimal" name="us-gaap:Revenues" scale="3" id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN18yNS9mcmFnOmJhNWNjY2ViNDBkNzQxYmU4M2RhMGJkM2IyZjkwMTM1L3RhYmxlOjgwNzI5NzgyZDYwMDQ5ZjlhOTEwYmYyOWE5NzYyMzRiL3RhYmxlcmFuZ2U6ODA3Mjk3ODJkNjAwNDlmOWE5MTBiZjI5YTk3NjIzNGJfNC0zLTEtMS0w_225ee7ac-a042-4b1e-a412-b6aa59bde593">119,870</ix:nonFraction>&#160;</span></td><td style="background-color:#ffffff;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"></td><td colspan="3" style="display:none"></td><td colspan="3" style="display:none"></td><td colspan="3" style="display:none"></td><td colspan="3" style="display:none"></td></tr><tr><td colspan="3" style="background-color:#dbdbdb;padding:2px 1pt 2px 7.75pt;text-align:left;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">Product Sales</span></td><td colspan="2" style="background-color:#dbdbdb;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:120%"><ix:nonFraction unitRef="usd" contextRef="id38520a8dc054c88a280e883f3c663d0_D20210101-20210331" decimals="-3" format="ixt:numdotdecimal" name="us-gaap:Revenues" scale="3" id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN18yNS9mcmFnOmJhNWNjY2ViNDBkNzQxYmU4M2RhMGJkM2IyZjkwMTM1L3RhYmxlOjgwNzI5NzgyZDYwMDQ5ZjlhOTEwYmYyOWE5NzYyMzRiL3RhYmxlcmFuZ2U6ODA3Mjk3ODJkNjAwNDlmOWE5MTBiZjI5YTk3NjIzNGJfNS0xLTEtMS0w_f6561d8e-b87c-48a5-ab68-72af28f2c6db">138,011</ix:nonFraction></span><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">&#160;</span></td><td style="background-color:#dbdbdb;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"></td><td colspan="3" style="background-color:#dbdbdb;padding:0 1pt"></td><td colspan="2" style="background-color:#dbdbdb;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%"><ix:nonFraction unitRef="usd" contextRef="ic5f6685ebe4446739e7678906aa0a73b_D20200101-20200331" decimals="-3" format="ixt:numdotdecimal" name="us-gaap:Revenues" scale="3" id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN18yNS9mcmFnOmJhNWNjY2ViNDBkNzQxYmU4M2RhMGJkM2IyZjkwMTM1L3RhYmxlOjgwNzI5NzgyZDYwMDQ5ZjlhOTEwYmYyOWE5NzYyMzRiL3RhYmxlcmFuZ2U6ODA3Mjk3ODJkNjAwNDlmOWE5MTBiZjI5YTk3NjIzNGJfNS0zLTEtMS0w_5e93438e-869d-44dc-bbc4-feb48edeac1d">114,877</ix:nonFraction>&#160;</span></td><td style="background-color:#dbdbdb;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"></td><td colspan="3" style="display:none"></td><td colspan="3" style="display:none"></td><td colspan="3" style="display:none"></td><td colspan="3" style="display:none"></td></tr><tr><td colspan="3" style="background-color:#ffffff;border-top:1pt solid #000;padding:2px 1pt 2px 13pt;text-align:left;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">Total Operating Revenues</span></td><td colspan="2" style="background-color:#ffffff;border-top:1pt solid #000;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:120%"><ix:nonFraction unitRef="usd" contextRef="i3a76d1213b09470fa8c6c3f49fa75d98_D20210101-20210331" decimals="-3" format="ixt:numdotdecimal" name="us-gaap:Revenues" scale="3" id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN18yNS9mcmFnOmJhNWNjY2ViNDBkNzQxYmU4M2RhMGJkM2IyZjkwMTM1L3RhYmxlOjgwNzI5NzgyZDYwMDQ5ZjlhOTEwYmYyOWE5NzYyMzRiL3RhYmxlcmFuZ2U6ODA3Mjk3ODJkNjAwNDlmOWE5MTBiZjI5YTk3NjIzNGJfNi0xLTEtMS0w_b26527a7-96ee-4d9c-8f00-bb1c11138932">261,710</ix:nonFraction></span><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">&#160;</span></td><td style="background-color:#ffffff;border-top:1pt solid #000;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"></td><td colspan="3" style="background-color:#ffffff;border-top:1pt solid #000;padding:0 1pt"></td><td colspan="2" style="background-color:#ffffff;border-top:1pt solid #000;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%"><ix:nonFraction unitRef="usd" contextRef="i052d02afe6704673b1b47c9fbf47ec24_D20200101-20200331" decimals="-3" format="ixt:numdotdecimal" name="us-gaap:Revenues" scale="3" id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN18yNS9mcmFnOmJhNWNjY2ViNDBkNzQxYmU4M2RhMGJkM2IyZjkwMTM1L3RhYmxlOjgwNzI5NzgyZDYwMDQ5ZjlhOTEwYmYyOWE5NzYyMzRiL3RhYmxlcmFuZ2U6ODA3Mjk3ODJkNjAwNDlmOWE5MTBiZjI5YTk3NjIzNGJfNi0zLTEtMS0w_0fd25eb1-34d3-4d8a-b252-4d8d3bd84d3b">234,747</ix:nonFraction>&#160;</span></td><td style="background-color:#ffffff;border-top:1pt solid #000;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"></td><td colspan="3" style="display:none"></td><td colspan="3" style="display:none"></td><td colspan="3" style="display:none"></td><td colspan="3" style="display:none"></td></tr><tr><td colspan="3" style="background-color:#dbdbdb;padding:2px 1pt;text-align:left;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:120%">Operating Expenses</span></td><td colspan="3" style="background-color:#dbdbdb;padding:0 1pt"></td><td colspan="3" style="background-color:#dbdbdb;padding:0 1pt"></td><td colspan="3" style="background-color:#dbdbdb;padding:0 1pt"></td><td colspan="3" style="display:none"></td><td colspan="3" style="display:none"></td><td colspan="3" style="display:none"></td><td colspan="3" style="display:none"></td></tr><tr><td colspan="3" style="background-color:#ffffff;padding:2px 1pt 2px 7.75pt;text-align:left;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">Electric Production Fuel</span></td><td colspan="2" style="background-color:#ffffff;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:120%"><ix:nonFraction unitRef="usd" contextRef="i3a76d1213b09470fa8c6c3f49fa75d98_D20210101-20210331" decimals="-3" format="ixt:numdotdecimal" name="us-gaap:UtilitiesOperatingExpenseFuelUsed" scale="3" id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN18yNS9mcmFnOmJhNWNjY2ViNDBkNzQxYmU4M2RhMGJkM2IyZjkwMTM1L3RhYmxlOjgwNzI5NzgyZDYwMDQ5ZjlhOTEwYmYyOWE5NzYyMzRiL3RhYmxlcmFuZ2U6ODA3Mjk3ODJkNjAwNDlmOWE5MTBiZjI5YTk3NjIzNGJfOC0xLTEtMS0w_25659d8a-d697-41c2-be67-455168fbd000">14,714</ix:nonFraction></span><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">&#160;</span></td><td style="background-color:#ffffff;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"></td><td colspan="3" style="background-color:#ffffff;padding:0 1pt"></td><td colspan="2" style="background-color:#ffffff;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%"><ix:nonFraction unitRef="usd" contextRef="i052d02afe6704673b1b47c9fbf47ec24_D20200101-20200331" decimals="-3" format="ixt:numdotdecimal" name="us-gaap:UtilitiesOperatingExpenseFuelUsed" scale="3" id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN18yNS9mcmFnOmJhNWNjY2ViNDBkNzQxYmU4M2RhMGJkM2IyZjkwMTM1L3RhYmxlOjgwNzI5NzgyZDYwMDQ5ZjlhOTEwYmYyOWE5NzYyMzRiL3RhYmxlcmFuZ2U6ODA3Mjk3ODJkNjAwNDlmOWE5MTBiZjI5YTk3NjIzNGJfOC0zLTEtMS0w_ded04713-aed6-4a7a-820d-694244c53451">13,735</ix:nonFraction>&#160;</span></td><td style="background-color:#ffffff;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"></td><td colspan="3" style="display:none"></td><td colspan="3" style="display:none"></td><td colspan="3" style="display:none"></td><td colspan="3" style="display:none"></td></tr><tr><td colspan="3" style="background-color:#dbdbdb;padding:2px 1pt 2px 7.75pt;text-align:left;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">Electric Purchased Power</span></td><td colspan="2" style="background-color:#dbdbdb;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:120%"><ix:nonFraction unitRef="usd" contextRef="i3a76d1213b09470fa8c6c3f49fa75d98_D20210101-20210331" decimals="-3" format="ixt:numdotdecimal" name="us-gaap:UtilitiesOperatingExpensePurchasedPower" scale="3" id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN18yNS9mcmFnOmJhNWNjY2ViNDBkNzQxYmU4M2RhMGJkM2IyZjkwMTM1L3RhYmxlOjgwNzI5NzgyZDYwMDQ5ZjlhOTEwYmYyOWE5NzYyMzRiL3RhYmxlcmFuZ2U6ODA3Mjk3ODJkNjAwNDlmOWE5MTBiZjI5YTk3NjIzNGJfOS0xLTEtMS0w_5f53d7bc-04d7-4867-8a2a-4818aa02ac62">19,260</ix:nonFraction></span><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">&#160;</span></td><td style="background-color:#dbdbdb;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"></td><td colspan="3" style="background-color:#dbdbdb;padding:0 1pt"></td><td colspan="2" style="background-color:#dbdbdb;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%"><ix:nonFraction unitRef="usd" contextRef="i052d02afe6704673b1b47c9fbf47ec24_D20200101-20200331" decimals="-3" format="ixt:numdotdecimal" name="us-gaap:UtilitiesOperatingExpensePurchasedPower" scale="3" id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN18yNS9mcmFnOmJhNWNjY2ViNDBkNzQxYmU4M2RhMGJkM2IyZjkwMTM1L3RhYmxlOjgwNzI5NzgyZDYwMDQ5ZjlhOTEwYmYyOWE5NzYyMzRiL3RhYmxlcmFuZ2U6ODA3Mjk3ODJkNjAwNDlmOWE5MTBiZjI5YTk3NjIzNGJfOS0zLTEtMS0w_05522133-91ef-46a2-bc8b-641e07d97811">18,830</ix:nonFraction>&#160;</span></td><td style="background-color:#dbdbdb;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"></td><td colspan="3" style="display:none"></td><td colspan="3" style="display:none"></td><td colspan="3" style="display:none"></td><td colspan="3" style="display:none"></td></tr><tr><td colspan="3" style="background-color:#ffffff;padding:2px 1pt 2px 7.75pt;text-align:left;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">Electric Operating and Maintenance Expenses</span></td><td colspan="2" style="background-color:#ffffff;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:120%"><ix:nonFraction unitRef="usd" contextRef="i3a76d1213b09470fa8c6c3f49fa75d98_D20210101-20210331" decimals="-3" format="ixt:numdotdecimal" name="us-gaap:UtilitiesOperatingExpenseMaintenanceAndOperations" scale="3" id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN18yNS9mcmFnOmJhNWNjY2ViNDBkNzQxYmU4M2RhMGJkM2IyZjkwMTM1L3RhYmxlOjgwNzI5NzgyZDYwMDQ5ZjlhOTEwYmYyOWE5NzYyMzRiL3RhYmxlcmFuZ2U6ODA3Mjk3ODJkNjAwNDlmOWE5MTBiZjI5YTk3NjIzNGJfMTAtMS0xLTEtMA_81090fe4-f435-41d5-aeec-32d06ca732ff">41,421</ix:nonFraction></span><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">&#160;</span></td><td style="background-color:#ffffff;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"></td><td colspan="3" style="background-color:#ffffff;padding:0 1pt"></td><td colspan="2" style="background-color:#ffffff;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%"><ix:nonFraction unitRef="usd" contextRef="i052d02afe6704673b1b47c9fbf47ec24_D20200101-20200331" decimals="-3" format="ixt:numdotdecimal" name="us-gaap:UtilitiesOperatingExpenseMaintenanceAndOperations" scale="3" id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN18yNS9mcmFnOmJhNWNjY2ViNDBkNzQxYmU4M2RhMGJkM2IyZjkwMTM1L3RhYmxlOjgwNzI5NzgyZDYwMDQ5ZjlhOTEwYmYyOWE5NzYyMzRiL3RhYmxlcmFuZ2U6ODA3Mjk3ODJkNjAwNDlmOWE5MTBiZjI5YTk3NjIzNGJfMTAtMy0xLTEtMA_8b269b93-29eb-431b-aa3a-56aec4f449ae">40,615</ix:nonFraction>&#160;</span></td><td style="background-color:#ffffff;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"></td><td colspan="3" style="display:none"></td><td colspan="3" style="display:none"></td><td colspan="3" style="display:none"></td><td colspan="3" style="display:none"></td></tr><tr><td colspan="3" style="background-color:#dbdbdb;padding:2px 1pt 2px 7.75pt;text-align:left;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">Cost of Products Sold (excluding depreciation)</span></td><td colspan="2" style="background-color:#dbdbdb;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:120%"><ix:nonFraction unitRef="usd" contextRef="i3a76d1213b09470fa8c6c3f49fa75d98_D20210101-20210331" decimals="-3" format="ixt:numdotdecimal" name="us-gaap:UtilitiesOperatingExpenseProductsAndServices" scale="3" id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN18yNS9mcmFnOmJhNWNjY2ViNDBkNzQxYmU4M2RhMGJkM2IyZjkwMTM1L3RhYmxlOjgwNzI5NzgyZDYwMDQ5ZjlhOTEwYmYyOWE5NzYyMzRiL3RhYmxlcmFuZ2U6ODA3Mjk3ODJkNjAwNDlmOWE5MTBiZjI5YTk3NjIzNGJfMTEtMS0xLTEtMA_26523e91-daa1-48bb-a229-ea12c5935bee">101,977</ix:nonFraction></span><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">&#160;</span></td><td style="background-color:#dbdbdb;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"></td><td colspan="3" style="background-color:#dbdbdb;padding:0 1pt"></td><td colspan="2" style="background-color:#dbdbdb;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%"><ix:nonFraction unitRef="usd" contextRef="i052d02afe6704673b1b47c9fbf47ec24_D20200101-20200331" decimals="-3" format="ixt:numdotdecimal" name="us-gaap:UtilitiesOperatingExpenseProductsAndServices" scale="3" id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN18yNS9mcmFnOmJhNWNjY2ViNDBkNzQxYmU4M2RhMGJkM2IyZjkwMTM1L3RhYmxlOjgwNzI5NzgyZDYwMDQ5ZjlhOTEwYmYyOWE5NzYyMzRiL3RhYmxlcmFuZ2U6ODA3Mjk3ODJkNjAwNDlmOWE5MTBiZjI5YTk3NjIzNGJfMTEtMy0xLTEtMA_0f5d8337-800d-4632-aba4-31cc8a0579c5">85,879</ix:nonFraction>&#160;</span></td><td style="background-color:#dbdbdb;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"></td><td colspan="3" style="display:none"></td><td colspan="3" style="display:none"></td><td colspan="3" style="display:none"></td><td colspan="3" style="display:none"></td></tr><tr><td colspan="3" style="background-color:#ffffff;padding:2px 1pt 2px 7.75pt;text-align:left;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">Other Nonelectric Expenses</span></td><td colspan="2" style="background-color:#ffffff;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:120%"><ix:nonFraction unitRef="usd" contextRef="i3a76d1213b09470fa8c6c3f49fa75d98_D20210101-20210331" decimals="-3" format="ixt:numdotdecimal" name="us-gaap:OtherCostAndExpenseOperating" scale="3" id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN18yNS9mcmFnOmJhNWNjY2ViNDBkNzQxYmU4M2RhMGJkM2IyZjkwMTM1L3RhYmxlOjgwNzI5NzgyZDYwMDQ5ZjlhOTEwYmYyOWE5NzYyMzRiL3RhYmxlcmFuZ2U6ODA3Mjk3ODJkNjAwNDlmOWE5MTBiZjI5YTk3NjIzNGJfMTItMS0xLTEtMA_ad4d921d-ef15-4481-8d2e-c9527423e970">13,693</ix:nonFraction></span><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">&#160;</span></td><td style="background-color:#ffffff;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"></td><td colspan="3" style="background-color:#ffffff;padding:0 1pt"></td><td colspan="2" style="background-color:#ffffff;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%"><ix:nonFraction unitRef="usd" contextRef="i052d02afe6704673b1b47c9fbf47ec24_D20200101-20200331" decimals="-3" format="ixt:numdotdecimal" name="us-gaap:OtherCostAndExpenseOperating" scale="3" id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN18yNS9mcmFnOmJhNWNjY2ViNDBkNzQxYmU4M2RhMGJkM2IyZjkwMTM1L3RhYmxlOjgwNzI5NzgyZDYwMDQ5ZjlhOTEwYmYyOWE5NzYyMzRiL3RhYmxlcmFuZ2U6ODA3Mjk3ODJkNjAwNDlmOWE5MTBiZjI5YTk3NjIzNGJfMTItMy0xLTEtMA_dfa7edaf-e2e7-466c-b7c5-ba227f578193">11,900</ix:nonFraction>&#160;</span></td><td style="background-color:#ffffff;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"></td><td colspan="3" style="display:none"></td><td colspan="3" style="display:none"></td><td colspan="3" style="display:none"></td><td colspan="3" style="display:none"></td></tr><tr><td colspan="3" style="background-color:#dbdbdb;padding:2px 1pt 2px 7.75pt;text-align:left;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">Depreciation and Amortization</span></td><td colspan="2" style="background-color:#dbdbdb;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:120%"><ix:nonFraction unitRef="usd" contextRef="i3a76d1213b09470fa8c6c3f49fa75d98_D20210101-20210331" decimals="-3" format="ixt:numdotdecimal" name="us-gaap:DepreciationDepletionAndAmortization" scale="3" id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN18yNS9mcmFnOmJhNWNjY2ViNDBkNzQxYmU4M2RhMGJkM2IyZjkwMTM1L3RhYmxlOjgwNzI5NzgyZDYwMDQ5ZjlhOTEwYmYyOWE5NzYyMzRiL3RhYmxlcmFuZ2U6ODA3Mjk3ODJkNjAwNDlmOWE5MTBiZjI5YTk3NjIzNGJfMTMtMS0xLTEtMA_71c94731-53e2-4909-8ec2-f229e85a1824">22,126</ix:nonFraction></span><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">&#160;</span></td><td style="background-color:#dbdbdb;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"></td><td colspan="3" style="background-color:#dbdbdb;padding:0 1pt"></td><td colspan="2" style="background-color:#dbdbdb;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%"><ix:nonFraction unitRef="usd" contextRef="i052d02afe6704673b1b47c9fbf47ec24_D20200101-20200331" decimals="-3" format="ixt:numdotdecimal" name="us-gaap:DepreciationDepletionAndAmortization" scale="3" id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN18yNS9mcmFnOmJhNWNjY2ViNDBkNzQxYmU4M2RhMGJkM2IyZjkwMTM1L3RhYmxlOjgwNzI5NzgyZDYwMDQ5ZjlhOTEwYmYyOWE5NzYyMzRiL3RhYmxlcmFuZ2U6ODA3Mjk3ODJkNjAwNDlmOWE5MTBiZjI5YTk3NjIzNGJfMTMtMy0xLTEtMA_85b7022c-aa41-4875-b76f-e253b4615ad2">20,399</ix:nonFraction>&#160;</span></td><td style="background-color:#dbdbdb;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"></td><td colspan="3" style="display:none"></td><td colspan="3" style="display:none"></td><td colspan="3" style="display:none"></td><td colspan="3" style="display:none"></td></tr><tr><td colspan="3" style="background-color:#ffffff;padding:2px 1pt 2px 7.75pt;text-align:left;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">Electric Property Taxes</span></td><td colspan="2" style="background-color:#ffffff;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:120%"><ix:nonFraction unitRef="usd" contextRef="i3a76d1213b09470fa8c6c3f49fa75d98_D20210101-20210331" decimals="-3" format="ixt:numdotdecimal" name="us-gaap:UtilitiesOperatingExpenseOther" scale="3" id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN18yNS9mcmFnOmJhNWNjY2ViNDBkNzQxYmU4M2RhMGJkM2IyZjkwMTM1L3RhYmxlOjgwNzI5NzgyZDYwMDQ5ZjlhOTEwYmYyOWE5NzYyMzRiL3RhYmxlcmFuZ2U6ODA3Mjk3ODJkNjAwNDlmOWE5MTBiZjI5YTk3NjIzNGJfMTQtMS0xLTEtMA_da510ba3-e9ae-4500-9bef-35ecb6ecedf5">4,320</ix:nonFraction></span><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">&#160;</span></td><td style="background-color:#ffffff;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"></td><td colspan="3" style="background-color:#ffffff;padding:0 1pt"></td><td colspan="2" style="background-color:#ffffff;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%"><ix:nonFraction unitRef="usd" contextRef="i052d02afe6704673b1b47c9fbf47ec24_D20200101-20200331" decimals="-3" format="ixt:numdotdecimal" name="us-gaap:UtilitiesOperatingExpenseOther" scale="3" id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN18yNS9mcmFnOmJhNWNjY2ViNDBkNzQxYmU4M2RhMGJkM2IyZjkwMTM1L3RhYmxlOjgwNzI5NzgyZDYwMDQ5ZjlhOTEwYmYyOWE5NzYyMzRiL3RhYmxlcmFuZ2U6ODA3Mjk3ODJkNjAwNDlmOWE5MTBiZjI5YTk3NjIzNGJfMTQtMy0xLTEtMA_fff252d3-facc-4854-ad38-654ddafaa319">4,100</ix:nonFraction>&#160;</span></td><td style="background-color:#ffffff;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"></td><td colspan="3" style="display:none"></td><td colspan="3" style="display:none"></td><td colspan="3" style="display:none"></td><td colspan="3" style="display:none"></td></tr><tr><td colspan="3" style="background-color:#dbdbdb;border-top:1pt solid #000;padding:2px 1pt 2px 13pt;text-align:left;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">Total Operating Expenses</span></td><td colspan="2" style="background-color:#dbdbdb;border-top:1pt solid #000;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:120%"><ix:nonFraction unitRef="usd" contextRef="i3a76d1213b09470fa8c6c3f49fa75d98_D20210101-20210331" decimals="-3" format="ixt:numdotdecimal" name="us-gaap:CostsAndExpenses" scale="3" id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN18yNS9mcmFnOmJhNWNjY2ViNDBkNzQxYmU4M2RhMGJkM2IyZjkwMTM1L3RhYmxlOjgwNzI5NzgyZDYwMDQ5ZjlhOTEwYmYyOWE5NzYyMzRiL3RhYmxlcmFuZ2U6ODA3Mjk3ODJkNjAwNDlmOWE5MTBiZjI5YTk3NjIzNGJfMTUtMS0xLTEtMA_98f28274-c9ac-40df-b12c-869339756c5d">217,511</ix:nonFraction></span><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">&#160;</span></td><td style="background-color:#dbdbdb;border-top:1pt solid #000;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"></td><td colspan="3" style="background-color:#dbdbdb;border-top:1pt solid #000;padding:0 1pt"></td><td colspan="2" style="background-color:#dbdbdb;border-top:1pt solid #000;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%"><ix:nonFraction unitRef="usd" contextRef="i052d02afe6704673b1b47c9fbf47ec24_D20200101-20200331" decimals="-3" format="ixt:numdotdecimal" name="us-gaap:CostsAndExpenses" scale="3" id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN18yNS9mcmFnOmJhNWNjY2ViNDBkNzQxYmU4M2RhMGJkM2IyZjkwMTM1L3RhYmxlOjgwNzI5NzgyZDYwMDQ5ZjlhOTEwYmYyOWE5NzYyMzRiL3RhYmxlcmFuZ2U6ODA3Mjk3ODJkNjAwNDlmOWE5MTBiZjI5YTk3NjIzNGJfMTUtMy0xLTEtMA_c93c2065-fd52-4059-a806-6fe4cf683f2e">195,458</ix:nonFraction>&#160;</span></td><td style="background-color:#dbdbdb;border-top:1pt solid #000;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"></td><td colspan="3" style="display:none"></td><td colspan="3" style="display:none"></td><td colspan="3" style="display:none"></td><td colspan="3" style="display:none"></td></tr><tr><td colspan="3" style="background-color:#ffffff;padding:2px 1pt;text-align:left;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:120%">Operating Income</span></td><td colspan="2" style="background-color:#ffffff;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:120%"><ix:nonFraction unitRef="usd" contextRef="i3a76d1213b09470fa8c6c3f49fa75d98_D20210101-20210331" decimals="-3" format="ixt:numdotdecimal" name="us-gaap:OperatingIncomeLoss" scale="3" id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN18yNS9mcmFnOmJhNWNjY2ViNDBkNzQxYmU4M2RhMGJkM2IyZjkwMTM1L3RhYmxlOjgwNzI5NzgyZDYwMDQ5ZjlhOTEwYmYyOWE5NzYyMzRiL3RhYmxlcmFuZ2U6ODA3Mjk3ODJkNjAwNDlmOWE5MTBiZjI5YTk3NjIzNGJfMTYtMS0xLTEtMA_36f7a05d-b327-4b63-b744-b196aab33afa">44,199</ix:nonFraction></span><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">&#160;</span></td><td style="background-color:#ffffff;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"></td><td colspan="3" style="background-color:#ffffff;padding:0 1pt"></td><td colspan="2" style="background-color:#ffffff;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%"><ix:nonFraction unitRef="usd" contextRef="i052d02afe6704673b1b47c9fbf47ec24_D20200101-20200331" decimals="-3" format="ixt:numdotdecimal" name="us-gaap:OperatingIncomeLoss" scale="3" id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN18yNS9mcmFnOmJhNWNjY2ViNDBkNzQxYmU4M2RhMGJkM2IyZjkwMTM1L3RhYmxlOjgwNzI5NzgyZDYwMDQ5ZjlhOTEwYmYyOWE5NzYyMzRiL3RhYmxlcmFuZ2U6ODA3Mjk3ODJkNjAwNDlmOWE5MTBiZjI5YTk3NjIzNGJfMTYtMy0xLTEtMA_b44b264b-75db-44bf-b4e8-136fff5334cc">39,289</ix:nonFraction>&#160;</span></td><td style="background-color:#ffffff;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"></td><td colspan="3" style="display:none"></td><td colspan="3" style="display:none"></td><td colspan="3" style="display:none"></td><td colspan="3" style="display:none"></td></tr><tr><td colspan="3" style="background-color:#dbdbdb;padding:2px 1pt;text-align:left;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:120%">Other Income and Expense</span></td><td colspan="3" style="background-color:#dbdbdb;padding:0 1pt"></td><td colspan="3" style="background-color:#dbdbdb;padding:0 1pt"></td><td colspan="3" style="background-color:#dbdbdb;padding:0 1pt"></td><td colspan="3" style="display:none"></td><td colspan="3" style="display:none"></td><td colspan="3" style="display:none"></td><td colspan="3" style="display:none"></td></tr><tr><td colspan="3" style="background-color:#ffffff;padding:2px 1pt 2px 7pt;text-align:left;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">Interest Charges</span></td><td colspan="2" style="background-color:#ffffff;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:120%"><ix:nonFraction unitRef="usd" contextRef="i3a76d1213b09470fa8c6c3f49fa75d98_D20210101-20210331" decimals="-3" format="ixt:numdotdecimal" name="us-gaap:InterestAndDebtExpense" scale="3" id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN18yNS9mcmFnOmJhNWNjY2ViNDBkNzQxYmU4M2RhMGJkM2IyZjkwMTM1L3RhYmxlOjgwNzI5NzgyZDYwMDQ5ZjlhOTEwYmYyOWE5NzYyMzRiL3RhYmxlcmFuZ2U6ODA3Mjk3ODJkNjAwNDlmOWE5MTBiZjI5YTk3NjIzNGJfMTgtMS0xLTEtMA_3ee81fd3-1c62-42cf-8254-82701f7490d5">9,398</ix:nonFraction></span><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">&#160;</span></td><td style="background-color:#ffffff;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"></td><td colspan="3" style="background-color:#ffffff;padding:0 1pt"></td><td colspan="2" style="background-color:#ffffff;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%"><ix:nonFraction unitRef="usd" contextRef="i052d02afe6704673b1b47c9fbf47ec24_D20200101-20200331" decimals="-3" format="ixt:numdotdecimal" name="us-gaap:InterestAndDebtExpense" scale="3" id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN18yNS9mcmFnOmJhNWNjY2ViNDBkNzQxYmU4M2RhMGJkM2IyZjkwMTM1L3RhYmxlOjgwNzI5NzgyZDYwMDQ5ZjlhOTEwYmYyOWE5NzYyMzRiL3RhYmxlcmFuZ2U6ODA3Mjk3ODJkNjAwNDlmOWE5MTBiZjI5YTk3NjIzNGJfMTgtMy0xLTEtMA_40dea24a-ee32-4659-8d18-ba865a6b5bac">8,123</ix:nonFraction>&#160;</span></td><td style="background-color:#ffffff;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"></td><td colspan="3" style="display:none"></td><td colspan="3" style="display:none"></td><td colspan="3" style="display:none"></td><td colspan="3" style="display:none"></td></tr><tr><td colspan="3" style="background-color:#dbdbdb;padding:2px 1pt 2px 7pt;text-align:left;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">Nonservice Cost Components of Postretirement Benefits</span></td><td colspan="2" style="background-color:#dbdbdb;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:120%"><ix:nonFraction unitRef="usd" contextRef="i3a76d1213b09470fa8c6c3f49fa75d98_D20210101-20210331" decimals="-3" name="us-gaap:NetPeriodicDefinedBenefitsExpenseReversalOfExpenseExcludingServiceCostComponent" scale="3" id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN18yNS9mcmFnOmJhNWNjY2ViNDBkNzQxYmU4M2RhMGJkM2IyZjkwMTM1L3RhYmxlOjgwNzI5NzgyZDYwMDQ5ZjlhOTEwYmYyOWE5NzYyMzRiL3RhYmxlcmFuZ2U6ODA3Mjk3ODJkNjAwNDlmOWE5MTBiZjI5YTk3NjIzNGJfMTktMS0xLTEtMA_55fa9df0-4bcb-4287-9705-9d5ce7f07846">383</ix:nonFraction></span><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">&#160;</span></td><td style="background-color:#dbdbdb;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"></td><td colspan="3" style="background-color:#dbdbdb;padding:0 1pt"></td><td colspan="2" style="background-color:#dbdbdb;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%"><ix:nonFraction unitRef="usd" contextRef="i052d02afe6704673b1b47c9fbf47ec24_D20200101-20200331" decimals="-3" name="us-gaap:NetPeriodicDefinedBenefitsExpenseReversalOfExpenseExcludingServiceCostComponent" scale="3" id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN18yNS9mcmFnOmJhNWNjY2ViNDBkNzQxYmU4M2RhMGJkM2IyZjkwMTM1L3RhYmxlOjgwNzI5NzgyZDYwMDQ5ZjlhOTEwYmYyOWE5NzYyMzRiL3RhYmxlcmFuZ2U6ODA3Mjk3ODJkNjAwNDlmOWE5MTBiZjI5YTk3NjIzNGJfMTktMy0xLTEtMA_35a66084-71ca-4a24-a56c-c0833166f99f">871</ix:nonFraction>&#160;</span></td><td style="background-color:#dbdbdb;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"></td><td colspan="3" style="display:none"></td><td colspan="3" style="display:none"></td><td colspan="3" style="display:none"></td><td colspan="3" style="display:none"></td></tr><tr><td colspan="3" style="background-color:#ffffff;padding:2px 1pt 2px 7pt;text-align:left;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">Other Income (Expense)</span></td><td colspan="2" style="background-color:#ffffff;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:120%"><ix:nonFraction unitRef="usd" contextRef="i3a76d1213b09470fa8c6c3f49fa75d98_D20210101-20210331" decimals="-3" format="ixt:numdotdecimal" name="us-gaap:OtherNonoperatingIncomeExpense" scale="3" id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN18yNS9mcmFnOmJhNWNjY2ViNDBkNzQxYmU4M2RhMGJkM2IyZjkwMTM1L3RhYmxlOjgwNzI5NzgyZDYwMDQ5ZjlhOTEwYmYyOWE5NzYyMzRiL3RhYmxlcmFuZ2U6ODA3Mjk3ODJkNjAwNDlmOWE5MTBiZjI5YTk3NjIzNGJfMjAtMS0xLTEtMA_28e58368-5e3d-43fc-89ab-404de8b1e3f5">1,160</ix:nonFraction></span><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">&#160;</span></td><td style="background-color:#ffffff;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"></td><td colspan="3" style="background-color:#ffffff;padding:0 1pt"></td><td colspan="2" style="background-color:#ffffff;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">(<ix:nonFraction unitRef="usd" contextRef="i052d02afe6704673b1b47c9fbf47ec24_D20200101-20200331" decimals="-3" sign="-" name="us-gaap:OtherNonoperatingIncomeExpense" scale="3" id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN18yNS9mcmFnOmJhNWNjY2ViNDBkNzQxYmU4M2RhMGJkM2IyZjkwMTM1L3RhYmxlOjgwNzI5NzgyZDYwMDQ5ZjlhOTEwYmYyOWE5NzYyMzRiL3RhYmxlcmFuZ2U6ODA3Mjk3ODJkNjAwNDlmOWE5MTBiZjI5YTk3NjIzNGJfMjAtMy0xLTEtMA_968fb0b6-5844-452b-a0bb-01faed81ed37">389</ix:nonFraction>)</span></td><td style="background-color:#ffffff;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"></td><td colspan="3" style="display:none"></td><td colspan="3" style="display:none"></td><td colspan="3" style="display:none"></td><td colspan="3" style="display:none"></td></tr><tr><td colspan="3" style="background-color:#dbdbdb;border-top:1pt solid #000;padding:2px 1pt;text-align:left;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:120%">Income Before Income Taxes</span></td><td colspan="2" style="background-color:#dbdbdb;border-top:1pt solid #000;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:120%"><ix:nonFraction unitRef="usd" contextRef="i3a76d1213b09470fa8c6c3f49fa75d98_D20210101-20210331" decimals="-3" format="ixt:numdotdecimal" name="us-gaap:IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest" scale="3" id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN18yNS9mcmFnOmJhNWNjY2ViNDBkNzQxYmU4M2RhMGJkM2IyZjkwMTM1L3RhYmxlOjgwNzI5NzgyZDYwMDQ5ZjlhOTEwYmYyOWE5NzYyMzRiL3RhYmxlcmFuZ2U6ODA3Mjk3ODJkNjAwNDlmOWE5MTBiZjI5YTk3NjIzNGJfMjEtMS0xLTEtMA_c0f25d73-22c2-4c10-bf8d-5bfab83ca425">35,578</ix:nonFraction></span><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">&#160;</span></td><td style="background-color:#dbdbdb;border-top:1pt solid #000;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"></td><td colspan="3" style="background-color:#dbdbdb;border-top:1pt solid #000;padding:0 1pt"></td><td colspan="2" style="background-color:#dbdbdb;border-top:1pt solid #000;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%"><ix:nonFraction unitRef="usd" contextRef="i052d02afe6704673b1b47c9fbf47ec24_D20200101-20200331" decimals="-3" format="ixt:numdotdecimal" name="us-gaap:IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest" scale="3" id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN18yNS9mcmFnOmJhNWNjY2ViNDBkNzQxYmU4M2RhMGJkM2IyZjkwMTM1L3RhYmxlOjgwNzI5NzgyZDYwMDQ5ZjlhOTEwYmYyOWE5NzYyMzRiL3RhYmxlcmFuZ2U6ODA3Mjk3ODJkNjAwNDlmOWE5MTBiZjI5YTk3NjIzNGJfMjEtMy0xLTEtMA_08774d88-6a7c-4601-aa15-dab08bd61d31">29,906</ix:nonFraction>&#160;</span></td><td style="background-color:#dbdbdb;border-top:1pt solid #000;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"></td><td colspan="3" style="display:none"></td><td colspan="3" style="display:none"></td><td colspan="3" style="display:none"></td><td colspan="3" style="display:none"></td></tr><tr><td colspan="3" style="background-color:#ffffff;padding:2px 1pt 2px 7pt;text-align:left;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">Income Tax Expense</span></td><td colspan="2" style="background-color:#ffffff;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:120%"><ix:nonFraction unitRef="usd" contextRef="i3a76d1213b09470fa8c6c3f49fa75d98_D20210101-20210331" decimals="-3" format="ixt:numdotdecimal" name="us-gaap:IncomeTaxExpenseBenefit" scale="3" id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN18yNS9mcmFnOmJhNWNjY2ViNDBkNzQxYmU4M2RhMGJkM2IyZjkwMTM1L3RhYmxlOjgwNzI5NzgyZDYwMDQ5ZjlhOTEwYmYyOWE5NzYyMzRiL3RhYmxlcmFuZ2U6ODA3Mjk3ODJkNjAwNDlmOWE5MTBiZjI5YTk3NjIzNGJfMjItMS0xLTEtMA_499c683d-433c-4596-95fa-73dd38f5a224">5,249</ix:nonFraction></span><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">&#160;</span></td><td style="background-color:#ffffff;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"></td><td colspan="3" style="background-color:#ffffff;padding:0 1pt"></td><td colspan="2" style="background-color:#ffffff;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%"><ix:nonFraction unitRef="usd" contextRef="i052d02afe6704673b1b47c9fbf47ec24_D20200101-20200331" decimals="-3" format="ixt:numdotdecimal" name="us-gaap:IncomeTaxExpenseBenefit" scale="3" id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN18yNS9mcmFnOmJhNWNjY2ViNDBkNzQxYmU4M2RhMGJkM2IyZjkwMTM1L3RhYmxlOjgwNzI5NzgyZDYwMDQ5ZjlhOTEwYmYyOWE5NzYyMzRiL3RhYmxlcmFuZ2U6ODA3Mjk3ODJkNjAwNDlmOWE5MTBiZjI5YTk3NjIzNGJfMjItMy0xLTEtMA_bec7d45e-3fb9-4798-8a24-1abcef14fae0">5,638</ix:nonFraction>&#160;</span></td><td style="background-color:#ffffff;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"></td><td colspan="3" style="display:none"></td><td colspan="3" style="display:none"></td><td colspan="3" style="display:none"></td><td colspan="3" style="display:none"></td></tr><tr><td colspan="3" style="background-color:#dbdbdb;border-top:1pt solid #000;padding:2px 1pt;text-align:left;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:120%">Net Income</span></td><td style="background-color:#dbdbdb;border-top:1pt solid #000;padding:2px 0 2px 1pt;text-align:left;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:120%">$</span></td><td style="background-color:#dbdbdb;border-top:1pt solid #000;padding:2px 0;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:120%"><ix:nonFraction unitRef="usd" contextRef="i3a76d1213b09470fa8c6c3f49fa75d98_D20210101-20210331" decimals="-3" format="ixt:numdotdecimal" name="us-gaap:NetIncomeLoss" scale="3" id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN18yNS9mcmFnOmJhNWNjY2ViNDBkNzQxYmU4M2RhMGJkM2IyZjkwMTM1L3RhYmxlOjgwNzI5NzgyZDYwMDQ5ZjlhOTEwYmYyOWE5NzYyMzRiL3RhYmxlcmFuZ2U6ODA3Mjk3ODJkNjAwNDlmOWE5MTBiZjI5YTk3NjIzNGJfMjMtMS0xLTEtMA_4821461d-c1ce-4e05-9a68-e718b5de2035">30,329</ix:nonFraction></span><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">&#160;</span></td><td style="background-color:#dbdbdb;border-top:1pt solid #000;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"></td><td colspan="3" style="background-color:#dbdbdb;border-top:1pt solid #000;padding:0 1pt"></td><td style="background-color:#dbdbdb;border-top:1pt solid #000;padding:2px 0 2px 1pt;text-align:left;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">$</span></td><td style="background-color:#dbdbdb;border-top:1pt solid #000;padding:2px 0;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%"><ix:nonFraction unitRef="usd" contextRef="i052d02afe6704673b1b47c9fbf47ec24_D20200101-20200331" decimals="-3" format="ixt:numdotdecimal" name="us-gaap:NetIncomeLoss" scale="3" id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN18yNS9mcmFnOmJhNWNjY2ViNDBkNzQxYmU4M2RhMGJkM2IyZjkwMTM1L3RhYmxlOjgwNzI5NzgyZDYwMDQ5ZjlhOTEwYmYyOWE5NzYyMzRiL3RhYmxlcmFuZ2U6ODA3Mjk3ODJkNjAwNDlmOWE5MTBiZjI5YTk3NjIzNGJfMjMtMy0xLTEtMA_14b7a679-f904-4db7-9ffa-199bf3b44198">24,268</ix:nonFraction>&#160;</span></td><td style="background-color:#dbdbdb;border-top:1pt solid #000;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"></td><td colspan="3" style="display:none"></td><td colspan="3" style="display:none"></td><td colspan="3" style="display:none"></td><td colspan="3" style="display:none"></td></tr><tr style="height:12pt"><td colspan="3" style="background-color:#ffffff;border-top:1pt solid #000;padding:0 1pt"></td><td colspan="3" style="background-color:#ffffff;border-top:1pt solid #000;padding:0 1pt"></td><td colspan="3" style="background-color:#ffffff;border-top:1pt solid #000;padding:0 1pt"></td><td colspan="3" style="background-color:#ffffff;border-top:1pt solid #000;padding:0 1pt"></td><td colspan="3" style="display:none"></td><td colspan="3" style="display:none"></td><td colspan="3" style="display:none"></td><td colspan="3" style="display:none"></td></tr><tr><td colspan="3" style="background-color:#dbdbdb;padding:2px 1pt;text-align:left;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:120%">Weighted-Average Common Shares Outstanding:</span></td><td colspan="3" style="background-color:#dbdbdb;padding:0 1pt"></td><td colspan="3" style="background-color:#dbdbdb;padding:0 1pt"></td><td colspan="3" style="background-color:#dbdbdb;padding:0 1pt"></td><td colspan="3" style="display:none"></td><td colspan="3" style="display:none"></td><td colspan="3" style="display:none"></td><td colspan="3" style="display:none"></td></tr><tr><td colspan="3" style="background-color:#ffffff;padding:2px 1pt 2px 7pt;text-align:left;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">Basic</span></td><td colspan="2" style="background-color:#ffffff;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:120%"><ix:nonFraction unitRef="shares" contextRef="i3a76d1213b09470fa8c6c3f49fa75d98_D20210101-20210331" decimals="-3" format="ixt:numdotdecimal" name="us-gaap:WeightedAverageNumberOfSharesOutstandingBasic" scale="3" id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN18yNS9mcmFnOmJhNWNjY2ViNDBkNzQxYmU4M2RhMGJkM2IyZjkwMTM1L3RhYmxlOjgwNzI5NzgyZDYwMDQ5ZjlhOTEwYmYyOWE5NzYyMzRiL3RhYmxlcmFuZ2U6ODA3Mjk3ODJkNjAwNDlmOWE5MTBiZjI5YTk3NjIzNGJfMjYtMS0xLTEtMA_a76bf184-212a-47cb-9740-05b8d7c543b8">41,455</ix:nonFraction></span><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">&#160;</span></td><td style="background-color:#ffffff;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"></td><td colspan="3" style="background-color:#ffffff;padding:0 1pt"></td><td colspan="2" style="background-color:#ffffff;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%"><ix:nonFraction unitRef="shares" contextRef="i052d02afe6704673b1b47c9fbf47ec24_D20200101-20200331" decimals="-3" format="ixt:numdotdecimal" name="us-gaap:WeightedAverageNumberOfSharesOutstandingBasic" scale="3" id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN18yNS9mcmFnOmJhNWNjY2ViNDBkNzQxYmU4M2RhMGJkM2IyZjkwMTM1L3RhYmxlOjgwNzI5NzgyZDYwMDQ5ZjlhOTEwYmYyOWE5NzYyMzRiL3RhYmxlcmFuZ2U6ODA3Mjk3ODJkNjAwNDlmOWE5MTBiZjI5YTk3NjIzNGJfMjYtMy0xLTEtMA_8c085603-9c47-42f3-8dac-22e056dba59c">40,217</ix:nonFraction>&#160;</span></td><td style="background-color:#ffffff;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"></td><td colspan="3" style="display:none"></td><td colspan="3" style="display:none"></td><td colspan="3" style="display:none"></td><td colspan="3" style="display:none"></td></tr><tr><td colspan="3" style="background-color:#dbdbdb;padding:2px 1pt 2px 7pt;text-align:left;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">Diluted</span></td><td colspan="2" style="background-color:#dbdbdb;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:120%"><ix:nonFraction unitRef="shares" contextRef="i3a76d1213b09470fa8c6c3f49fa75d98_D20210101-20210331" decimals="-3" format="ixt:numdotdecimal" name="us-gaap:WeightedAverageNumberOfDilutedSharesOutstanding" scale="3" id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN18yNS9mcmFnOmJhNWNjY2ViNDBkNzQxYmU4M2RhMGJkM2IyZjkwMTM1L3RhYmxlOjgwNzI5NzgyZDYwMDQ5ZjlhOTEwYmYyOWE5NzYyMzRiL3RhYmxlcmFuZ2U6ODA3Mjk3ODJkNjAwNDlmOWE5MTBiZjI5YTk3NjIzNGJfMjctMS0xLTEtMA_deb37a8e-08ba-4831-971b-957090301545">41,700</ix:nonFraction></span><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">&#160;</span></td><td style="background-color:#dbdbdb;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"></td><td colspan="3" style="background-color:#dbdbdb;padding:0 1pt"></td><td colspan="2" style="background-color:#dbdbdb;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%"><ix:nonFraction unitRef="shares" contextRef="i052d02afe6704673b1b47c9fbf47ec24_D20200101-20200331" decimals="-3" format="ixt:numdotdecimal" name="us-gaap:WeightedAverageNumberOfDilutedSharesOutstanding" scale="3" id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN18yNS9mcmFnOmJhNWNjY2ViNDBkNzQxYmU4M2RhMGJkM2IyZjkwMTM1L3RhYmxlOjgwNzI5NzgyZDYwMDQ5ZjlhOTEwYmYyOWE5NzYyMzRiL3RhYmxlcmFuZ2U6ODA3Mjk3ODJkNjAwNDlmOWE5MTBiZjI5YTk3NjIzNGJfMjctMy0xLTEtMA_fabaa1ea-3755-45e4-bc8e-50ff9a0ff218">40,444</ix:nonFraction>&#160;</span></td><td style="background-color:#dbdbdb;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"></td><td colspan="3" style="display:none"></td><td colspan="3" style="display:none"></td><td colspan="3" style="display:none"></td><td colspan="3" style="display:none"></td></tr><tr><td colspan="3" style="background-color:#ffffff;padding:2px 1pt;text-align:left;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:100%">Earnings Per Share:</span></td><td colspan="3" style="background-color:#ffffff;padding:0 1pt"></td><td colspan="3" style="background-color:#ffffff;padding:0 1pt"></td><td colspan="3" style="background-color:#ffffff;padding:0 1pt"></td><td colspan="3" style="display:none"></td><td colspan="3" style="display:none"></td><td colspan="3" style="display:none"></td><td colspan="3" style="display:none"></td></tr><tr><td colspan="3" style="background-color:#dbdbdb;padding:2px 1pt 2px 7pt;text-align:left;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">Basic</span></td><td style="background-color:#dbdbdb;padding:2px 0 2px 1pt;text-align:left;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:120%">$</span></td><td style="background-color:#dbdbdb;padding:2px 0;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:120%"><ix:nonFraction unitRef="usdPerShare" contextRef="i3a76d1213b09470fa8c6c3f49fa75d98_D20210101-20210331" decimals="2" name="us-gaap:EarningsPerShareBasic" scale="0" id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN18yNS9mcmFnOmJhNWNjY2ViNDBkNzQxYmU4M2RhMGJkM2IyZjkwMTM1L3RhYmxlOjgwNzI5NzgyZDYwMDQ5ZjlhOTEwYmYyOWE5NzYyMzRiL3RhYmxlcmFuZ2U6ODA3Mjk3ODJkNjAwNDlmOWE5MTBiZjI5YTk3NjIzNGJfMjktMS0xLTEtMA_2dd77374-ba8d-48d3-90ee-8074ffa69e64">0.73</ix:nonFraction></span><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">&#160;</span></td><td style="background-color:#dbdbdb;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"></td><td colspan="3" style="background-color:#dbdbdb;padding:0 1pt"></td><td style="background-color:#dbdbdb;padding:2px 0 2px 1pt;text-align:left;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">$</span></td><td style="background-color:#dbdbdb;padding:2px 0;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%"><ix:nonFraction unitRef="usdPerShare" contextRef="i052d02afe6704673b1b47c9fbf47ec24_D20200101-20200331" decimals="2" name="us-gaap:EarningsPerShareBasic" scale="0" id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN18yNS9mcmFnOmJhNWNjY2ViNDBkNzQxYmU4M2RhMGJkM2IyZjkwMTM1L3RhYmxlOjgwNzI5NzgyZDYwMDQ5ZjlhOTEwYmYyOWE5NzYyMzRiL3RhYmxlcmFuZ2U6ODA3Mjk3ODJkNjAwNDlmOWE5MTBiZjI5YTk3NjIzNGJfMjktMy0xLTEtMA_4f786032-d64b-4cc5-942d-7733bcb14494">0.60</ix:nonFraction>&#160;</span></td><td style="background-color:#dbdbdb;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"></td><td colspan="3" style="display:none"></td><td colspan="3" style="display:none"></td><td colspan="3" style="display:none"></td><td colspan="3" style="display:none"></td></tr><tr><td colspan="3" style="background-color:#ffffff;border-bottom:1pt solid #000;padding:2px 1pt 2px 7pt;text-align:left;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">Diluted</span></td><td style="background-color:#ffffff;border-bottom:1pt solid #000;padding:2px 0 2px 1pt;text-align:left;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:120%">$</span></td><td style="background-color:#ffffff;border-bottom:1pt solid #000;padding:2px 0;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:120%"><ix:nonFraction unitRef="usdPerShare" contextRef="i3a76d1213b09470fa8c6c3f49fa75d98_D20210101-20210331" decimals="2" name="us-gaap:EarningsPerShareDiluted" scale="0" id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN18yNS9mcmFnOmJhNWNjY2ViNDBkNzQxYmU4M2RhMGJkM2IyZjkwMTM1L3RhYmxlOjgwNzI5NzgyZDYwMDQ5ZjlhOTEwYmYyOWE5NzYyMzRiL3RhYmxlcmFuZ2U6ODA3Mjk3ODJkNjAwNDlmOWE5MTBiZjI5YTk3NjIzNGJfMzAtMS0xLTEtMA_5460e51f-816c-407b-9c4e-78bea3bfcc23">0.73</ix:nonFraction></span><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">&#160;</span></td><td style="background-color:#ffffff;border-bottom:1pt solid #000;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"></td><td colspan="3" style="background-color:#ffffff;border-bottom:1pt solid #000;padding:0 1pt"></td><td style="background-color:#ffffff;border-bottom:1pt solid #000;padding:2px 0 2px 1pt;text-align:left;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">$</span></td><td style="background-color:#ffffff;border-bottom:1pt solid #000;padding:2px 0;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%"><ix:nonFraction unitRef="usdPerShare" contextRef="i052d02afe6704673b1b47c9fbf47ec24_D20200101-20200331" decimals="2" name="us-gaap:EarningsPerShareDiluted" scale="0" id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN18yNS9mcmFnOmJhNWNjY2ViNDBkNzQxYmU4M2RhMGJkM2IyZjkwMTM1L3RhYmxlOjgwNzI5NzgyZDYwMDQ5ZjlhOTEwYmYyOWE5NzYyMzRiL3RhYmxlcmFuZ2U6ODA3Mjk3ODJkNjAwNDlmOWE5MTBiZjI5YTk3NjIzNGJfMzAtMy0xLTEtMA_817723a2-0aed-4389-95f7-2340e86722de">0.60</ix:nonFraction>&#160;</span></td><td style="background-color:#ffffff;border-bottom:1pt solid #000;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"></td><td colspan="3" style="display:none"></td><td colspan="3" style="display:none"></td><td colspan="3" style="display:none"></td><td colspan="3" style="display:none"></td></tr></table></div><div style="margin-top:12pt;text-align:right"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-style:italic;font-weight:400;line-height:120%">See accompanying notes to consolidated financial statements.</span></div><div style="height:54pt;position:relative;width:100%"><div style="bottom:0;position:absolute;width:100%"><div style="text-align:right"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:9pt;font-weight:400;line-height:120%">4</span></div></div></div><div id="i3ccd65d188014ef19fc37bf6a1f38117_28"></div><hr style="page-break-after:always"/><div style="min-height:54pt;width:100%"><div><span style="color:#0000ff;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%;text-decoration:underline"><a style="color:#0000ff;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%;text-decoration:underline" href="#i3ccd65d188014ef19fc37bf6a1f38117_7">Table of </a><a style="color:#0000ff;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%;text-decoration:underline" href="#i3ccd65d188014ef19fc37bf6a1f38117_7">Contents</a></span></div></div><div><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:12pt;font-style:italic;font-weight:700;line-height:120%">OTTER TAIL CORPORATION</span></div><div style="margin-bottom:3pt"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:10pt;font-weight:700;line-height:120%">CONSOLIDATED STATEMENTS OF COMPREHENSIVE INCOME</span><table style="border-collapse:collapse;display:inline-table;margin-bottom:5pt;vertical-align:text-bottom;width:100.000%"><tr><td style="width:1.0%"></td><td style="width:73.066%"></td><td style="width:0.1%"></td><td style="width:1.0%"></td><td style="width:9.038%"></td><td style="width:0.1%"></td><td style="width:1.0%"></td><td style="width:4.455%"></td><td style="width:0.1%"></td><td style="width:1.0%"></td><td style="width:9.041%"></td><td style="width:0.1%"></td><td colspan="3" style="display:none"></td><td colspan="3" style="display:none"></td><td colspan="3" style="display:none"></td><td colspan="3" style="display:none"></td></tr><tr><td colspan="3" style="padding:0 1pt"></td><td colspan="9" style="padding:2px 1pt;text-align:center;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-style:italic;font-weight:700;line-height:120%">Three Months Ended March 31,</span></td><td colspan="3" style="display:none"></td><td colspan="3" style="display:none"></td></tr><tr><td colspan="3" style="padding:2px 1pt;text-align:left;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-style:italic;font-weight:700;line-height:120%">(in thousands)</span></td><td colspan="3" style="border-top:1pt solid #000;padding:2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-style:italic;font-weight:700;line-height:120%">2021</span></td><td colspan="3" style="border-top:1pt solid #000;padding:0 1pt"></td><td colspan="3" style="border-top:1pt solid #000;padding:2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-style:italic;font-weight:700;line-height:120%">2020</span></td><td colspan="3" style="display:none"></td><td colspan="3" style="display:none"></td><td colspan="3" style="display:none"></td><td colspan="3" style="display:none"></td></tr><tr style="height:3pt"><td colspan="3" style="border-top:1pt solid #000;padding:0 1pt"></td><td colspan="3" style="border-top:1pt solid #000;padding:0 1pt"></td><td colspan="3" style="border-top:1pt solid #000;padding:0 1pt"></td><td colspan="3" style="border-top:1pt solid #000;padding:0 1pt"></td><td colspan="3" style="display:none"></td><td colspan="3" style="display:none"></td><td colspan="3" style="display:none"></td><td colspan="3" style="display:none"></td></tr><tr><td colspan="3" style="background-color:#dbdbdb;padding:2px 1pt;text-align:left;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:120%">Net Income</span></td><td style="background-color:#dbdbdb;padding:2px 0 2px 1pt;text-align:left;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:120%">$</span></td><td style="background-color:#dbdbdb;padding:2px 0;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:120%"><ix:nonFraction unitRef="usd" contextRef="i3a76d1213b09470fa8c6c3f49fa75d98_D20210101-20210331" decimals="-3" format="ixt:numdotdecimal" name="us-gaap:NetIncomeLoss" scale="3" id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN18yOC9mcmFnOjhiNDNiYzZlMjczZDQ1N2RhNWQxY2RiYTRiNzQ2ZDJkL3RhYmxlOjI0MTMzZDY0NTJkOTQ5ZTg4YjVlNzI1MmE2OTIzZTMxL3RhYmxlcmFuZ2U6MjQxMzNkNjQ1MmQ5NDllODhiNWU3MjUyYTY5MjNlMzFfMy0xLTEtMS0w_1777eee9-4e77-4791-a1dc-10dce1cfd37c">30,329</ix:nonFraction></span><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">&#160;</span></td><td style="background-color:#dbdbdb;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"></td><td colspan="3" style="background-color:#dbdbdb;padding:0 1pt"></td><td style="background-color:#dbdbdb;padding:2px 0 2px 1pt;text-align:left;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">$</span></td><td style="background-color:#dbdbdb;padding:2px 0;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%"><ix:nonFraction unitRef="usd" contextRef="i052d02afe6704673b1b47c9fbf47ec24_D20200101-20200331" decimals="-3" format="ixt:numdotdecimal" name="us-gaap:NetIncomeLoss" scale="3" id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN18yOC9mcmFnOjhiNDNiYzZlMjczZDQ1N2RhNWQxY2RiYTRiNzQ2ZDJkL3RhYmxlOjI0MTMzZDY0NTJkOTQ5ZTg4YjVlNzI1MmE2OTIzZTMxL3RhYmxlcmFuZ2U6MjQxMzNkNjQ1MmQ5NDllODhiNWU3MjUyYTY5MjNlMzFfMy0zLTEtMS0w_a7fc3ecd-6aa2-46ca-96d8-f1acdf695de7">24,268</ix:nonFraction>&#160;</span></td><td style="background-color:#dbdbdb;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"></td><td colspan="3" style="display:none"></td><td colspan="3" style="display:none"></td><td colspan="3" style="display:none"></td><td colspan="3" style="display:none"></td></tr><tr><td colspan="3" style="background-color:#ffffff;padding:2px 1pt;text-align:left;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:120%">Other Comprehensive Income (Loss):</span></td><td colspan="3" style="background-color:#ffffff;padding:0 1pt"></td><td colspan="3" style="background-color:#ffffff;padding:0 1pt"></td><td colspan="3" style="background-color:#ffffff;padding:0 1pt"></td><td colspan="3" style="display:none"></td><td colspan="3" style="display:none"></td><td colspan="3" style="display:none"></td><td colspan="3" style="display:none"></td></tr><tr><td colspan="3" style="background-color:#dbdbdb;padding:2px 1pt 2px 7pt;text-align:left;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">Unrealized Gain (Loss) on Available-for-Sale Securities:</span></td><td colspan="3" style="background-color:#dbdbdb;padding:0 1pt"></td><td colspan="3" style="background-color:#dbdbdb;padding:0 1pt"></td><td colspan="3" style="background-color:#dbdbdb;padding:0 1pt"></td><td colspan="3" style="display:none"></td><td colspan="3" style="display:none"></td><td colspan="3" style="display:none"></td><td colspan="3" style="display:none"></td></tr><tr><td colspan="3" style="background-color:#ffffff;padding:2px 1pt 2px 13pt;text-align:left;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">Reversal of Previously Recognized Losses (Gains) Realized on Sale of Investments and Included in Other Income (Expense) During Period</span></td><td colspan="2" style="background-color:#ffffff;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:120%">(<ix:nonFraction unitRef="usd" contextRef="i3a76d1213b09470fa8c6c3f49fa75d98_D20210101-20210331" decimals="-3" name="us-gaap:OtherComprehensiveIncomeLossReclassificationAdjustmentFromAOCIForSaleOfSecuritiesBeforeTax" scale="3" id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN18yOC9mcmFnOjhiNDNiYzZlMjczZDQ1N2RhNWQxY2RiYTRiNzQ2ZDJkL3RhYmxlOjI0MTMzZDY0NTJkOTQ5ZTg4YjVlNzI1MmE2OTIzZTMxL3RhYmxlcmFuZ2U6MjQxMzNkNjQ1MmQ5NDllODhiNWU3MjUyYTY5MjNlMzFfNi0xLTEtMS0w_0720ef6f-cda9-4392-9593-d84256fca62f">5</ix:nonFraction>)</span></td><td style="background-color:#ffffff;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"></td><td colspan="3" style="background-color:#ffffff;padding:0 1pt"></td><td colspan="2" style="background-color:#ffffff;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%"><ix:nonFraction unitRef="usd" contextRef="i052d02afe6704673b1b47c9fbf47ec24_D20200101-20200331" decimals="-3" sign="-" name="us-gaap:OtherComprehensiveIncomeLossReclassificationAdjustmentFromAOCIForSaleOfSecuritiesBeforeTax" scale="3" id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN18yOC9mcmFnOjhiNDNiYzZlMjczZDQ1N2RhNWQxY2RiYTRiNzQ2ZDJkL3RhYmxlOjI0MTMzZDY0NTJkOTQ5ZTg4YjVlNzI1MmE2OTIzZTMxL3RhYmxlcmFuZ2U6MjQxMzNkNjQ1MmQ5NDllODhiNWU3MjUyYTY5MjNlMzFfNi0zLTEtMS0w_e4d18635-c21c-42ca-9e54-3f392e4f7bb4">2</ix:nonFraction>&#160;</span></td><td style="background-color:#ffffff;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"></td><td colspan="3" style="display:none"></td><td colspan="3" style="display:none"></td><td colspan="3" style="display:none"></td><td colspan="3" style="display:none"></td></tr><tr><td colspan="3" style="background-color:#dbdbdb;padding:2px 1pt 2px 13pt;text-align:left;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">Unrealized Gains (Losses) Arising During Period</span></td><td colspan="2" style="background-color:#dbdbdb;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:120%">(<ix:nonFraction unitRef="usd" contextRef="i3a76d1213b09470fa8c6c3f49fa75d98_D20210101-20210331" decimals="-3" sign="-" name="us-gaap:OtherComprehensiveIncomeUnrealizedHoldingGainLossOnSecuritiesArisingDuringPeriodBeforeTax" scale="3" id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN18yOC9mcmFnOjhiNDNiYzZlMjczZDQ1N2RhNWQxY2RiYTRiNzQ2ZDJkL3RhYmxlOjI0MTMzZDY0NTJkOTQ5ZTg4YjVlNzI1MmE2OTIzZTMxL3RhYmxlcmFuZ2U6MjQxMzNkNjQ1MmQ5NDllODhiNWU3MjUyYTY5MjNlMzFfNy0xLTEtMS0w_5138d6c5-5e61-4ce0-9076-abaa10b322b8">40</ix:nonFraction>)</span></td><td style="background-color:#dbdbdb;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"></td><td colspan="3" style="background-color:#dbdbdb;padding:0 1pt"></td><td colspan="2" style="background-color:#dbdbdb;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%"><ix:nonFraction unitRef="usd" contextRef="i052d02afe6704673b1b47c9fbf47ec24_D20200101-20200331" decimals="-3" name="us-gaap:OtherComprehensiveIncomeUnrealizedHoldingGainLossOnSecuritiesArisingDuringPeriodBeforeTax" scale="3" id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN18yOC9mcmFnOjhiNDNiYzZlMjczZDQ1N2RhNWQxY2RiYTRiNzQ2ZDJkL3RhYmxlOjI0MTMzZDY0NTJkOTQ5ZTg4YjVlNzI1MmE2OTIzZTMxL3RhYmxlcmFuZ2U6MjQxMzNkNjQ1MmQ5NDllODhiNWU3MjUyYTY5MjNlMzFfNy0zLTEtMS0w_fd5bb5cf-bd15-4710-bceb-aa27ca936442">126</ix:nonFraction>&#160;</span></td><td style="background-color:#dbdbdb;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"></td><td colspan="3" style="display:none"></td><td colspan="3" style="display:none"></td><td colspan="3" style="display:none"></td><td colspan="3" style="display:none"></td></tr><tr><td colspan="3" style="background-color:#ffffff;padding:2px 1pt 2px 13.75pt;text-align:left;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">Income Tax (Expense) Benefit</span></td><td colspan="2" style="background-color:#ffffff;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:120%"><ix:nonFraction unitRef="usd" contextRef="i3a76d1213b09470fa8c6c3f49fa75d98_D20210101-20210331" decimals="-3" sign="-" name="us-gaap:OtherComprehensiveIncomeAvailableforsaleSecuritiesTaxPortionAttributableToParent" scale="3" id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN18yOC9mcmFnOjhiNDNiYzZlMjczZDQ1N2RhNWQxY2RiYTRiNzQ2ZDJkL3RhYmxlOjI0MTMzZDY0NTJkOTQ5ZTg4YjVlNzI1MmE2OTIzZTMxL3RhYmxlcmFuZ2U6MjQxMzNkNjQ1MmQ5NDllODhiNWU3MjUyYTY5MjNlMzFfOC0xLTEtMS0w_2ff2fc6d-a269-4f96-a093-943cdbedc272">10</ix:nonFraction></span><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">&#160;</span></td><td style="background-color:#ffffff;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"></td><td colspan="3" style="background-color:#ffffff;padding:0 1pt"></td><td colspan="2" style="background-color:#ffffff;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">(<ix:nonFraction unitRef="usd" contextRef="i052d02afe6704673b1b47c9fbf47ec24_D20200101-20200331" decimals="-3" name="us-gaap:OtherComprehensiveIncomeAvailableforsaleSecuritiesTaxPortionAttributableToParent" scale="3" id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN18yOC9mcmFnOjhiNDNiYzZlMjczZDQ1N2RhNWQxY2RiYTRiNzQ2ZDJkL3RhYmxlOjI0MTMzZDY0NTJkOTQ5ZTg4YjVlNzI1MmE2OTIzZTMxL3RhYmxlcmFuZ2U6MjQxMzNkNjQ1MmQ5NDllODhiNWU3MjUyYTY5MjNlMzFfOC0zLTEtMS0w_23ff4669-c385-4b5f-a57d-87bb459a4456">27</ix:nonFraction>)</span></td><td style="background-color:#ffffff;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"></td><td colspan="3" style="display:none"></td><td colspan="3" style="display:none"></td><td colspan="3" style="display:none"></td><td colspan="3" style="display:none"></td></tr><tr><td colspan="3" style="background-color:#dbdbdb;border-top:1pt solid #000;padding:2px 1pt 2px 18.25pt;text-align:left;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">Available-for-Sale Securities, net of tax</span></td><td colspan="2" style="background-color:#dbdbdb;border-top:1pt solid #000;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:120%">(<ix:nonFraction unitRef="usd" contextRef="i3a76d1213b09470fa8c6c3f49fa75d98_D20210101-20210331" decimals="-3" sign="-" name="us-gaap:OtherComprehensiveIncomeAvailableforsaleSecuritiesAdjustmentNetOfTaxPortionAttributableToParent" scale="3" id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN18yOC9mcmFnOjhiNDNiYzZlMjczZDQ1N2RhNWQxY2RiYTRiNzQ2ZDJkL3RhYmxlOjI0MTMzZDY0NTJkOTQ5ZTg4YjVlNzI1MmE2OTIzZTMxL3RhYmxlcmFuZ2U6MjQxMzNkNjQ1MmQ5NDllODhiNWU3MjUyYTY5MjNlMzFfOS0xLTEtMS0w_748657be-340a-445e-accf-e2a89a515af4">35</ix:nonFraction>)</span></td><td style="background-color:#dbdbdb;border-top:1pt solid #000;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"></td><td colspan="3" style="background-color:#dbdbdb;border-top:1pt solid #000;padding:0 1pt"></td><td colspan="2" style="background-color:#dbdbdb;border-top:1pt solid #000;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%"><ix:nonFraction unitRef="usd" contextRef="i052d02afe6704673b1b47c9fbf47ec24_D20200101-20200331" decimals="-3" name="us-gaap:OtherComprehensiveIncomeAvailableforsaleSecuritiesAdjustmentNetOfTaxPortionAttributableToParent" scale="3" id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN18yOC9mcmFnOjhiNDNiYzZlMjczZDQ1N2RhNWQxY2RiYTRiNzQ2ZDJkL3RhYmxlOjI0MTMzZDY0NTJkOTQ5ZTg4YjVlNzI1MmE2OTIzZTMxL3RhYmxlcmFuZ2U6MjQxMzNkNjQ1MmQ5NDllODhiNWU3MjUyYTY5MjNlMzFfOS0zLTEtMS0w_55460d36-598a-43fa-9301-8ab41115a3dc">101</ix:nonFraction>&#160;</span></td><td style="background-color:#dbdbdb;border-top:1pt solid #000;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"></td><td colspan="3" style="display:none"></td><td colspan="3" style="display:none"></td><td colspan="3" style="display:none"></td><td colspan="3" style="display:none"></td></tr><tr><td colspan="3" style="background-color:#ffffff;padding:2px 1pt 2px 7.75pt;text-align:left;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">Pension and Postretirement Benefit Plans:</span></td><td colspan="3" style="background-color:#ffffff;padding:0 1pt"></td><td colspan="3" style="background-color:#ffffff;padding:0 1pt"></td><td colspan="3" style="background-color:#ffffff;padding:0 1pt"></td><td colspan="3" style="display:none"></td><td colspan="3" style="display:none"></td><td colspan="3" style="display:none"></td><td colspan="3" style="display:none"></td></tr><tr><td colspan="3" style="background-color:#dbdbdb;padding:2px 1pt 2px 13pt;text-align:left;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">Amortization of Unrecognized Postretirement Benefit Losses and Costs</span></td><td colspan="2" style="background-color:#dbdbdb;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:120%"><ix:nonFraction unitRef="usd" contextRef="i3a76d1213b09470fa8c6c3f49fa75d98_D20210101-20210331" decimals="-3" sign="-" name="us-gaap:OtherComprehensiveIncomeDefinedBenefitPlansAdjustmentBeforeTaxPortionAttributableToParent" scale="3" id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN18yOC9mcmFnOjhiNDNiYzZlMjczZDQ1N2RhNWQxY2RiYTRiNzQ2ZDJkL3RhYmxlOjI0MTMzZDY0NTJkOTQ5ZTg4YjVlNzI1MmE2OTIzZTMxL3RhYmxlcmFuZ2U6MjQxMzNkNjQ1MmQ5NDllODhiNWU3MjUyYTY5MjNlMzFfMTItMS0xLTEtMA_ac86b478-cee8-49ec-9087-02cf3ce88305">203</ix:nonFraction></span><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">&#160;</span></td><td style="background-color:#dbdbdb;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"></td><td colspan="3" style="background-color:#dbdbdb;padding:0 1pt"></td><td colspan="2" style="background-color:#dbdbdb;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%"><ix:nonFraction unitRef="usd" contextRef="i052d02afe6704673b1b47c9fbf47ec24_D20200101-20200331" decimals="-3" sign="-" name="us-gaap:OtherComprehensiveIncomeDefinedBenefitPlansAdjustmentBeforeTaxPortionAttributableToParent" scale="3" id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN18yOC9mcmFnOjhiNDNiYzZlMjczZDQ1N2RhNWQxY2RiYTRiNzQ2ZDJkL3RhYmxlOjI0MTMzZDY0NTJkOTQ5ZTg4YjVlNzI1MmE2OTIzZTMxL3RhYmxlcmFuZ2U6MjQxMzNkNjQ1MmQ5NDllODhiNWU3MjUyYTY5MjNlMzFfMTItMy0xLTEtMA_faa17647-ce31-4e6c-9977-474b0255f436">138</ix:nonFraction>&#160;</span></td><td style="background-color:#dbdbdb;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"></td><td colspan="3" style="display:none"></td><td colspan="3" style="display:none"></td><td colspan="3" style="display:none"></td><td colspan="3" style="display:none"></td></tr><tr><td colspan="3" style="background-color:#ffffff;padding:2px 1pt 2px 13pt;text-align:left;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">Income Tax Expense</span></td><td colspan="2" style="background-color:#ffffff;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:120%">(<ix:nonFraction unitRef="usd" contextRef="i3a76d1213b09470fa8c6c3f49fa75d98_D20210101-20210331" decimals="-3" sign="-" name="us-gaap:OtherComprehensiveIncomeDefinedBenefitPlansTaxPortionAttributableToParent" scale="3" id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN18yOC9mcmFnOjhiNDNiYzZlMjczZDQ1N2RhNWQxY2RiYTRiNzQ2ZDJkL3RhYmxlOjI0MTMzZDY0NTJkOTQ5ZTg4YjVlNzI1MmE2OTIzZTMxL3RhYmxlcmFuZ2U6MjQxMzNkNjQ1MmQ5NDllODhiNWU3MjUyYTY5MjNlMzFfMTMtMS0xLTEtMA_8ff147e3-5bb9-440b-8df4-0a0986be0a5b">53</ix:nonFraction>)</span></td><td style="background-color:#ffffff;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"></td><td colspan="3" style="background-color:#ffffff;padding:0 1pt"></td><td colspan="2" style="background-color:#ffffff;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">(<ix:nonFraction unitRef="usd" contextRef="i052d02afe6704673b1b47c9fbf47ec24_D20200101-20200331" decimals="-3" sign="-" name="us-gaap:OtherComprehensiveIncomeDefinedBenefitPlansTaxPortionAttributableToParent" scale="3" id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN18yOC9mcmFnOjhiNDNiYzZlMjczZDQ1N2RhNWQxY2RiYTRiNzQ2ZDJkL3RhYmxlOjI0MTMzZDY0NTJkOTQ5ZTg4YjVlNzI1MmE2OTIzZTMxL3RhYmxlcmFuZ2U6MjQxMzNkNjQ1MmQ5NDllODhiNWU3MjUyYTY5MjNlMzFfMTMtMy0xLTEtMA_e331172f-3b77-4ad3-92b1-e50df5365d78">36</ix:nonFraction>)</span></td><td style="background-color:#ffffff;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"></td><td colspan="3" style="display:none"></td><td colspan="3" style="display:none"></td><td colspan="3" style="display:none"></td><td colspan="3" style="display:none"></td></tr><tr><td colspan="3" style="background-color:#dbdbdb;border-top:1pt solid #000;padding:2px 1pt 2px 19.75pt;text-align:left;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">Pension and Postretirement Benefit Plan, net of tax</span></td><td colspan="2" style="background-color:#dbdbdb;border-top:1pt solid #000;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:120%"><ix:nonFraction unitRef="usd" contextRef="i3a76d1213b09470fa8c6c3f49fa75d98_D20210101-20210331" decimals="-3" sign="-" name="us-gaap:OtherComprehensiveIncomeDefinedBenefitPlansAdjustmentNetOfTaxPortionAttributableToParent" scale="3" id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN18yOC9mcmFnOjhiNDNiYzZlMjczZDQ1N2RhNWQxY2RiYTRiNzQ2ZDJkL3RhYmxlOjI0MTMzZDY0NTJkOTQ5ZTg4YjVlNzI1MmE2OTIzZTMxL3RhYmxlcmFuZ2U6MjQxMzNkNjQ1MmQ5NDllODhiNWU3MjUyYTY5MjNlMzFfMTUtMS0xLTEtMA_90ea6b4f-74be-4e03-9f09-1b71c8812363">150</ix:nonFraction></span><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">&#160;</span></td><td style="background-color:#dbdbdb;border-top:1pt solid #000;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"></td><td colspan="3" style="background-color:#dbdbdb;border-top:1pt solid #000;padding:0 1pt"></td><td colspan="2" style="background-color:#dbdbdb;border-top:1pt solid #000;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%"><ix:nonFraction unitRef="usd" contextRef="i052d02afe6704673b1b47c9fbf47ec24_D20200101-20200331" decimals="-3" sign="-" name="us-gaap:OtherComprehensiveIncomeDefinedBenefitPlansAdjustmentNetOfTaxPortionAttributableToParent" scale="3" id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN18yOC9mcmFnOjhiNDNiYzZlMjczZDQ1N2RhNWQxY2RiYTRiNzQ2ZDJkL3RhYmxlOjI0MTMzZDY0NTJkOTQ5ZTg4YjVlNzI1MmE2OTIzZTMxL3RhYmxlcmFuZ2U6MjQxMzNkNjQ1MmQ5NDllODhiNWU3MjUyYTY5MjNlMzFfMTUtMy0xLTEtMA_d48a64eb-8f32-44d0-8850-41dd6bda7952">102</ix:nonFraction>&#160;</span></td><td style="background-color:#dbdbdb;border-top:1pt solid #000;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"></td><td colspan="3" style="display:none"></td><td colspan="3" style="display:none"></td><td colspan="3" style="display:none"></td><td colspan="3" style="display:none"></td></tr><tr><td colspan="3" style="background-color:#ffffff;border-top:1pt solid #000;padding:2px 1pt;text-align:left;vertical-align:bottom"><div><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:120%">Total Other Comprehensive</span><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%"> </span><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:120%">Income</span></div></td><td colspan="2" style="background-color:#ffffff;border-top:1pt solid #000;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:120%"><ix:nonFraction unitRef="usd" contextRef="i3a76d1213b09470fa8c6c3f49fa75d98_D20210101-20210331" decimals="-3" name="us-gaap:OtherComprehensiveIncomeLossNetOfTaxPortionAttributableToParent" scale="3" id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN18yOC9mcmFnOjhiNDNiYzZlMjczZDQ1N2RhNWQxY2RiYTRiNzQ2ZDJkL3RhYmxlOjI0MTMzZDY0NTJkOTQ5ZTg4YjVlNzI1MmE2OTIzZTMxL3RhYmxlcmFuZ2U6MjQxMzNkNjQ1MmQ5NDllODhiNWU3MjUyYTY5MjNlMzFfMTYtMS0xLTEtMA_65844fdb-c204-4939-aec9-7c5f2ce6c99c">115</ix:nonFraction></span><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">&#160;</span></td><td style="background-color:#ffffff;border-top:1pt solid #000;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"></td><td colspan="3" style="background-color:#ffffff;border-top:1pt solid #000;padding:0 1pt"></td><td colspan="2" style="background-color:#ffffff;border-top:1pt solid #000;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%"><ix:nonFraction unitRef="usd" contextRef="i052d02afe6704673b1b47c9fbf47ec24_D20200101-20200331" decimals="-3" name="us-gaap:OtherComprehensiveIncomeLossNetOfTaxPortionAttributableToParent" scale="3" id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN18yOC9mcmFnOjhiNDNiYzZlMjczZDQ1N2RhNWQxY2RiYTRiNzQ2ZDJkL3RhYmxlOjI0MTMzZDY0NTJkOTQ5ZTg4YjVlNzI1MmE2OTIzZTMxL3RhYmxlcmFuZ2U6MjQxMzNkNjQ1MmQ5NDllODhiNWU3MjUyYTY5MjNlMzFfMTYtMy0xLTEtMA_e438e67a-e185-44ad-b91b-46a0438fa7aa">203</ix:nonFraction>&#160;</span></td><td style="background-color:#ffffff;border-top:1pt solid #000;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"></td><td colspan="3" style="display:none"></td><td colspan="3" style="display:none"></td><td colspan="3" style="display:none"></td><td colspan="3" style="display:none"></td></tr><tr><td colspan="3" style="background-color:#dbdbdb;border-bottom:1pt solid #000;border-top:1pt solid #000;padding:2px 1pt;text-align:left;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:120%">Total Comprehensive Income</span></td><td style="background-color:#dbdbdb;border-bottom:1pt solid #000;border-top:1pt solid #000;padding:2px 0 2px 1pt;text-align:left;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:120%">$</span></td><td style="background-color:#dbdbdb;border-bottom:1pt solid #000;border-top:1pt solid #000;padding:2px 0;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:120%"><ix:nonFraction unitRef="usd" contextRef="i3a76d1213b09470fa8c6c3f49fa75d98_D20210101-20210331" decimals="-3" format="ixt:numdotdecimal" name="us-gaap:ComprehensiveIncomeNetOfTax" scale="3" id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN18yOC9mcmFnOjhiNDNiYzZlMjczZDQ1N2RhNWQxY2RiYTRiNzQ2ZDJkL3RhYmxlOjI0MTMzZDY0NTJkOTQ5ZTg4YjVlNzI1MmE2OTIzZTMxL3RhYmxlcmFuZ2U6MjQxMzNkNjQ1MmQ5NDllODhiNWU3MjUyYTY5MjNlMzFfMTctMS0xLTEtMA_9165aa0b-9dfd-4946-89d5-64e947f871b6">30,444</ix:nonFraction></span><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">&#160;</span></td><td style="background-color:#dbdbdb;border-bottom:1pt solid #000;border-top:1pt solid #000;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"></td><td colspan="3" style="background-color:#dbdbdb;border-bottom:1pt solid #000;border-top:1pt solid #000;padding:0 1pt"></td><td style="background-color:#dbdbdb;border-bottom:1pt solid #000;border-top:1pt solid #000;padding:2px 0 2px 1pt;text-align:left;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">$</span></td><td style="background-color:#dbdbdb;border-bottom:1pt solid #000;border-top:1pt solid #000;padding:2px 0;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%"><ix:nonFraction unitRef="usd" contextRef="i052d02afe6704673b1b47c9fbf47ec24_D20200101-20200331" decimals="-3" format="ixt:numdotdecimal" name="us-gaap:ComprehensiveIncomeNetOfTax" scale="3" id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN18yOC9mcmFnOjhiNDNiYzZlMjczZDQ1N2RhNWQxY2RiYTRiNzQ2ZDJkL3RhYmxlOjI0MTMzZDY0NTJkOTQ5ZTg4YjVlNzI1MmE2OTIzZTMxL3RhYmxlcmFuZ2U6MjQxMzNkNjQ1MmQ5NDllODhiNWU3MjUyYTY5MjNlMzFfMTctMy0xLTEtMA_68c652b6-c22f-4b23-b5f6-dd6d93d16bdf">24,471</ix:nonFraction>&#160;</span></td><td style="background-color:#dbdbdb;border-bottom:1pt solid #000;border-top:1pt solid #000;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"></td><td colspan="3" style="display:none"></td><td colspan="3" style="display:none"></td><td colspan="3" style="display:none"></td><td colspan="3" style="display:none"></td></tr></table></div><div style="margin-top:12pt;text-align:right"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-style:italic;font-weight:400;line-height:120%">See accompanying notes to consolidated financial statements.</span></div><div style="height:54pt;position:relative;width:100%"><div style="bottom:0;position:absolute;width:100%"><div style="text-align:right"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:9pt;font-weight:400;line-height:120%">5</span></div></div></div><div id="i3ccd65d188014ef19fc37bf6a1f38117_31"></div><hr style="page-break-after:always"/><div style="min-height:54pt;width:100%"><div><span style="color:#0000ff;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%;text-decoration:underline"><a style="color:#0000ff;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%;text-decoration:underline" href="#i3ccd65d188014ef19fc37bf6a1f38117_7">Table of </a><a style="color:#0000ff;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%;text-decoration:underline" href="#i3ccd65d188014ef19fc37bf6a1f38117_7">Contents</a></span></div></div><div style="margin-top:14pt"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:12pt;font-style:italic;font-weight:700;line-height:120%">OTTER TAIL CORPORATION</span></div><div style="margin-bottom:30pt"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:10pt;font-weight:700;line-height:120%">CONSOLIDATED STATEMENTS OF SHAREHOLDERS' EQUITY</span><table style="border-collapse:collapse;display:inline-table;margin-bottom:5pt;vertical-align:text-bottom;width:100.000%"><tr><td style="width:1.0%"></td><td style="width:31.538%"></td><td style="width:0.1%"></td><td style="width:1.0%"></td><td style="width:8.205%"></td><td style="width:0.1%"></td><td style="width:0.1%"></td><td style="width:1.605%"></td><td style="width:0.1%"></td><td style="width:1.0%"></td><td style="width:8.205%"></td><td style="width:0.1%"></td><td style="width:0.1%"></td><td style="width:1.605%"></td><td style="width:0.1%"></td><td style="width:1.0%"></td><td style="width:8.205%"></td><td style="width:0.1%"></td><td style="width:0.1%"></td><td style="width:1.605%"></td><td style="width:0.1%"></td><td style="width:1.0%"></td><td style="width:7.233%"></td><td style="width:0.1%"></td><td style="width:0.1%"></td><td style="width:1.605%"></td><td style="width:0.1%"></td><td style="width:1.0%"></td><td style="width:10.011%"></td><td style="width:0.1%"></td><td style="width:0.1%"></td><td style="width:1.605%"></td><td style="width:0.1%"></td><td style="width:1.0%"></td><td style="width:9.878%"></td><td style="width:0.1%"></td></tr><tr><td colspan="3" style="padding:2px 1pt;text-align:left;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-style:italic;font-weight:700;line-height:120%">(in thousands, except common shares outstanding)</span></td><td colspan="3" style="padding:2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-style:italic;font-weight:700;line-height:120%">Common<br/>Shares<br/>Outstanding</span></td><td colspan="3" style="padding:0 1pt"></td><td colspan="3" style="padding:2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-style:italic;font-weight:700;line-height:120%">Par Value,<br/>Common<br/>Shares</span></td><td colspan="3" style="padding:0 1pt"></td><td colspan="3" style="padding:2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-style:italic;font-weight:700;line-height:120%">Additional Paid-In Capital</span></td><td colspan="3" style="padding:0 1pt"></td><td colspan="3" style="padding:2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-style:italic;font-weight:700;line-height:120%">Retained<br/>Earnings</span></td><td colspan="3" style="padding:0 1pt"></td><td colspan="3" style="padding:2px 1pt;text-align:left;vertical-align:bottom"><div style="text-align:right"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-style:italic;font-weight:700;line-height:120%">Accumulated</span></div><div style="text-align:right"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-style:italic;font-weight:700;line-height:120%">Other</span></div><div style="text-align:right"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-style:italic;font-weight:700;line-height:120%">Comprehensive</span></div><div style="text-align:right"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-style:italic;font-weight:700;line-height:120%">Income (Loss)</span><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:5.2pt;font-style:italic;font-weight:700;line-height:120%;position:relative;top:-2.8pt;vertical-align:baseline">1</span></div></td><td colspan="3" style="padding:0 1pt"></td><td colspan="3" style="padding:2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-style:italic;font-weight:700;line-height:120%">Total Shareholders' Equity</span></td></tr><tr style="height:3pt"><td colspan="3" style="border-top:1pt solid #000;padding:0 1pt"></td><td colspan="3" style="border-top:1pt solid #000;padding:0 1pt"></td><td colspan="3" style="border-top:1pt solid #000;padding:0 1pt"></td><td colspan="3" style="border-top:1pt solid #000;padding:0 1pt"></td><td colspan="3" style="border-top:1pt solid #000;padding:0 1pt"></td><td colspan="3" style="border-top:1pt solid #000;padding:0 1pt"></td><td colspan="3" style="border-top:1pt solid #000;padding:0 1pt"></td><td colspan="3" style="border-top:1pt solid #000;padding:0 1pt"></td><td colspan="3" style="border-top:1pt solid #000;padding:0 1pt"></td><td colspan="3" style="border-top:1pt solid #000;padding:0 1pt"></td><td colspan="3" style="border-top:1pt solid #000;padding:0 1pt"></td><td colspan="3" style="border-top:1pt solid #000;padding:0 1pt"></td></tr><tr><td colspan="3" style="background-color:#dbdbdb;padding:2px 1pt;text-align:left;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:120%">Balance, December 31, 2020</span></td><td colspan="2" style="background-color:#dbdbdb;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:120%"><ix:nonFraction unitRef="shares" contextRef="ie0f5bee305b54d3a9022577264d8c938_I20201231" decimals="INF" format="ixt:numdotdecimal" name="us-gaap:SharesOutstanding" scale="0" id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN18zMS9mcmFnOjM1NjIwNzI5NTQ3OTRmZGE5MmQ3MjhhZWI5MjFmNTQyL3RhYmxlOmVjMTkwNTE1MmMyMjQ1ZmQ5MTk4MGEyMGNhMjRmMTdiL3RhYmxlcmFuZ2U6ZWMxOTA1MTUyYzIyNDVmZDkxOTgwYTIwY2EyNGYxN2JfMi0xLTEtMS0w_e38f7b3c-0eec-426d-9432-4fbbfe674e2f">41,469,879</ix:nonFraction></span><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">&#160;</span></td><td style="background-color:#dbdbdb;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"></td><td colspan="3" style="background-color:#dbdbdb;padding:0 1pt"></td><td style="background-color:#dbdbdb;padding:2px 0 2px 1pt;text-align:left;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:120%">$</span></td><td style="background-color:#dbdbdb;padding:2px 0;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:120%"><ix:nonFraction unitRef="usd" contextRef="ie0f5bee305b54d3a9022577264d8c938_I20201231" decimals="-3" format="ixt:numdotdecimal" name="us-gaap:StockholdersEquity" scale="3" id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN18zMS9mcmFnOjM1NjIwNzI5NTQ3OTRmZGE5MmQ3MjhhZWI5MjFmNTQyL3RhYmxlOmVjMTkwNTE1MmMyMjQ1ZmQ5MTk4MGEyMGNhMjRmMTdiL3RhYmxlcmFuZ2U6ZWMxOTA1MTUyYzIyNDVmZDkxOTgwYTIwY2EyNGYxN2JfMi0zLTEtMS0w_2082c853-85a6-4b67-acfc-7250b3bc4718">207,349</ix:nonFraction></span><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">&#160;</span></td><td style="background-color:#dbdbdb;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"></td><td colspan="3" style="background-color:#dbdbdb;padding:0 1pt"></td><td style="background-color:#dbdbdb;padding:2px 0 2px 1pt;text-align:left;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:120%">$</span></td><td style="background-color:#dbdbdb;padding:2px 0;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:120%"><ix:nonFraction unitRef="usd" contextRef="ice405aeaeaf349489e6bea520d524e6a_I20201231" decimals="-3" format="ixt:numdotdecimal" name="us-gaap:StockholdersEquity" scale="3" id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN18zMS9mcmFnOjM1NjIwNzI5NTQ3OTRmZGE5MmQ3MjhhZWI5MjFmNTQyL3RhYmxlOmVjMTkwNTE1MmMyMjQ1ZmQ5MTk4MGEyMGNhMjRmMTdiL3RhYmxlcmFuZ2U6ZWMxOTA1MTUyYzIyNDVmZDkxOTgwYTIwY2EyNGYxN2JfMi01LTEtMS0w_d1e2a186-1829-499b-af2a-a00d57a8300e">414,246</ix:nonFraction></span><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">&#160;</span></td><td style="background-color:#dbdbdb;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"></td><td colspan="3" style="background-color:#dbdbdb;padding:0 1pt"></td><td style="background-color:#dbdbdb;padding:2px 0 2px 1pt;text-align:left;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:120%">$</span></td><td style="background-color:#dbdbdb;padding:2px 0;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:120%"><ix:nonFraction unitRef="usd" contextRef="i5ff4864c75ff4477b40c7e2d852a8c48_I20201231" decimals="-3" format="ixt:numdotdecimal" name="us-gaap:StockholdersEquity" scale="3" id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN18zMS9mcmFnOjM1NjIwNzI5NTQ3OTRmZGE5MmQ3MjhhZWI5MjFmNTQyL3RhYmxlOmVjMTkwNTE1MmMyMjQ1ZmQ5MTk4MGEyMGNhMjRmMTdiL3RhYmxlcmFuZ2U6ZWMxOTA1MTUyYzIyNDVmZDkxOTgwYTIwY2EyNGYxN2JfMi03LTEtMS0w_e287dbcb-0a6d-4d21-bd3e-9f308c2750b2">257,878</ix:nonFraction></span><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">&#160;</span></td><td style="background-color:#dbdbdb;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"></td><td colspan="3" style="background-color:#dbdbdb;padding:0 1pt"></td><td style="background-color:#dbdbdb;padding:2px 0 2px 1pt;text-align:left;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:120%">$</span></td><td style="background-color:#dbdbdb;padding:2px 0;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:120%">(<ix:nonFraction unitRef="usd" contextRef="i56afa85b9e9e44b6869b318a489369da_I20201231" decimals="-3" sign="-" format="ixt:numdotdecimal" name="us-gaap:StockholdersEquity" scale="3" id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN18zMS9mcmFnOjM1NjIwNzI5NTQ3OTRmZGE5MmQ3MjhhZWI5MjFmNTQyL3RhYmxlOmVjMTkwNTE1MmMyMjQ1ZmQ5MTk4MGEyMGNhMjRmMTdiL3RhYmxlcmFuZ2U6ZWMxOTA1MTUyYzIyNDVmZDkxOTgwYTIwY2EyNGYxN2JfMi05LTEtMS0w_a3a64a6f-803b-492a-8da7-6e7981d50885">8,507</ix:nonFraction>)</span></td><td style="background-color:#dbdbdb;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"></td><td colspan="3" style="background-color:#dbdbdb;padding:0 1pt"></td><td style="background-color:#dbdbdb;padding:2px 0 2px 1pt;text-align:left;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:120%">$</span></td><td style="background-color:#dbdbdb;padding:2px 0;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:120%"><ix:nonFraction unitRef="usd" contextRef="ifaff5a04688f4997a27c915d8eb05db2_I20201231" decimals="-3" format="ixt:numdotdecimal" name="us-gaap:StockholdersEquity" scale="3" id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN18zMS9mcmFnOjM1NjIwNzI5NTQ3OTRmZGE5MmQ3MjhhZWI5MjFmNTQyL3RhYmxlOmVjMTkwNTE1MmMyMjQ1ZmQ5MTk4MGEyMGNhMjRmMTdiL3RhYmxlcmFuZ2U6ZWMxOTA1MTUyYzIyNDVmZDkxOTgwYTIwY2EyNGYxN2JfMi0xMS0xLTEtMA_31a23f59-2bad-4b87-856f-7e879b0ddba6">870,966</ix:nonFraction></span><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">&#160;</span></td><td style="background-color:#dbdbdb;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"></td></tr><tr><td colspan="3" style="background-color:#ffffff;border-top:1pt solid #000;padding:2px 1pt 2px 7pt;text-align:left;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">Common Stock Issuances, Net of Expenses</span></td><td colspan="2" style="background-color:#ffffff;border-top:1pt solid #000;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%"><ix:nonFraction unitRef="shares" contextRef="ib5cddad86e6a49b7addf23886328d211_D20210101-20210331" decimals="INF" format="ixt:numdotdecimal" name="us-gaap:StockIssuedDuringPeriodSharesNewIssues" scale="0" id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN18zMS9mcmFnOjM1NjIwNzI5NTQ3OTRmZGE5MmQ3MjhhZWI5MjFmNTQyL3RhYmxlOmVjMTkwNTE1MmMyMjQ1ZmQ5MTk4MGEyMGNhMjRmMTdiL3RhYmxlcmFuZ2U6ZWMxOTA1MTUyYzIyNDVmZDkxOTgwYTIwY2EyNGYxN2JfMy0xLTEtMS0w_ac5360cc-18c5-4bbd-8809-733cad3e27bb">76,277</ix:nonFraction>&#160;</span></td><td style="background-color:#ffffff;border-top:1pt solid #000;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"></td><td colspan="3" style="background-color:#ffffff;border-top:1pt solid #000;padding:0 1pt"></td><td colspan="2" style="background-color:#ffffff;border-top:1pt solid #000;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%"><ix:nonFraction unitRef="usd" contextRef="ib5cddad86e6a49b7addf23886328d211_D20210101-20210331" decimals="-3" name="us-gaap:StockIssuedDuringPeriodValueNewIssues" scale="3" id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN18zMS9mcmFnOjM1NjIwNzI5NTQ3OTRmZGE5MmQ3MjhhZWI5MjFmNTQyL3RhYmxlOmVjMTkwNTE1MmMyMjQ1ZmQ5MTk4MGEyMGNhMjRmMTdiL3RhYmxlcmFuZ2U6ZWMxOTA1MTUyYzIyNDVmZDkxOTgwYTIwY2EyNGYxN2JfMy0zLTEtMS0w_ebaae883-52cb-4073-b82a-81cd2769193d">382</ix:nonFraction>&#160;</span></td><td style="background-color:#ffffff;border-top:1pt solid #000;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"></td><td colspan="3" style="background-color:#ffffff;border-top:1pt solid #000;padding:0 1pt"></td><td colspan="2" style="background-color:#ffffff;border-top:1pt solid #000;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">(<ix:nonFraction unitRef="usd" contextRef="i2167a2a8d68f4f2786f4eae003ee1d5a_D20210101-20210331" decimals="-3" sign="-" name="us-gaap:StockIssuedDuringPeriodValueNewIssues" scale="3" id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN18zMS9mcmFnOjM1NjIwNzI5NTQ3OTRmZGE5MmQ3MjhhZWI5MjFmNTQyL3RhYmxlOmVjMTkwNTE1MmMyMjQ1ZmQ5MTk4MGEyMGNhMjRmMTdiL3RhYmxlcmFuZ2U6ZWMxOTA1MTUyYzIyNDVmZDkxOTgwYTIwY2EyNGYxN2JfMy01LTEtMS0w_a4b44b23-5f58-4e74-b24e-c2ff9de4bf06">407</ix:nonFraction>)</span></td><td style="background-color:#ffffff;border-top:1pt solid #000;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"></td><td colspan="3" style="background-color:#ffffff;border-top:1pt solid #000;padding:0 1pt"></td><td colspan="3" style="background-color:#ffffff;border-top:1pt solid #000;padding:0 1pt"></td><td colspan="3" style="background-color:#ffffff;border-top:1pt solid #000;padding:0 1pt"></td><td colspan="3" style="background-color:#ffffff;border-top:1pt solid #000;padding:0 1pt"></td><td colspan="3" style="background-color:#ffffff;border-top:1pt solid #000;padding:0 1pt"></td><td colspan="2" style="background-color:#ffffff;border-top:1pt solid #000;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">(<ix:nonFraction unitRef="usd" contextRef="i3a76d1213b09470fa8c6c3f49fa75d98_D20210101-20210331" decimals="-3" sign="-" name="us-gaap:StockIssuedDuringPeriodValueNewIssues" scale="3" id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN18zMS9mcmFnOjM1NjIwNzI5NTQ3OTRmZGE5MmQ3MjhhZWI5MjFmNTQyL3RhYmxlOmVjMTkwNTE1MmMyMjQ1ZmQ5MTk4MGEyMGNhMjRmMTdiL3RhYmxlcmFuZ2U6ZWMxOTA1MTUyYzIyNDVmZDkxOTgwYTIwY2EyNGYxN2JfMy0xMS0xLTEtMA_5eb93104-5eee-4131-8604-0e50ebc597c9">25</ix:nonFraction>)</span></td><td style="background-color:#ffffff;border-top:1pt solid #000;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"></td></tr><tr><td colspan="3" style="background-color:#dbdbdb;padding:2px 1pt 2px 7pt;text-align:left;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">Common Stock Retirements and Forfeitures</span></td><td colspan="2" style="background-color:#dbdbdb;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">(<ix:nonFraction unitRef="shares" contextRef="ib5cddad86e6a49b7addf23886328d211_D20210101-20210331" decimals="INF" format="ixt:numdotdecimal" name="us-gaap:StockRepurchasedAndRetiredDuringPeriodShares" scale="0" id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN18zMS9mcmFnOjM1NjIwNzI5NTQ3OTRmZGE5MmQ3MjhhZWI5MjFmNTQyL3RhYmxlOmVjMTkwNTE1MmMyMjQ1ZmQ5MTk4MGEyMGNhMjRmMTdiL3RhYmxlcmFuZ2U6ZWMxOTA1MTUyYzIyNDVmZDkxOTgwYTIwY2EyNGYxN2JfNC0xLTEtMS0w_9cb7d68b-584c-450f-9230-a26b73171a40">35,701</ix:nonFraction>)</span></td><td style="background-color:#dbdbdb;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"></td><td colspan="3" style="background-color:#dbdbdb;padding:0 1pt"></td><td colspan="2" style="background-color:#dbdbdb;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">(<ix:nonFraction unitRef="usd" contextRef="ib5cddad86e6a49b7addf23886328d211_D20210101-20210331" decimals="-3" name="us-gaap:StockRepurchasedAndRetiredDuringPeriodValue" scale="3" id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN18zMS9mcmFnOjM1NjIwNzI5NTQ3OTRmZGE5MmQ3MjhhZWI5MjFmNTQyL3RhYmxlOmVjMTkwNTE1MmMyMjQ1ZmQ5MTk4MGEyMGNhMjRmMTdiL3RhYmxlcmFuZ2U6ZWMxOTA1MTUyYzIyNDVmZDkxOTgwYTIwY2EyNGYxN2JfNC0zLTEtMS0w_7cccaeea-bbba-4115-a9d5-fbfa36571ec6">179</ix:nonFraction>)</span></td><td style="background-color:#dbdbdb;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"></td><td colspan="3" style="background-color:#dbdbdb;padding:0 1pt"></td><td colspan="2" style="background-color:#dbdbdb;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">(<ix:nonFraction unitRef="usd" contextRef="i2167a2a8d68f4f2786f4eae003ee1d5a_D20210101-20210331" decimals="-3" format="ixt:numdotdecimal" name="us-gaap:StockRepurchasedAndRetiredDuringPeriodValue" scale="3" id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN18zMS9mcmFnOjM1NjIwNzI5NTQ3OTRmZGE5MmQ3MjhhZWI5MjFmNTQyL3RhYmxlOmVjMTkwNTE1MmMyMjQ1ZmQ5MTk4MGEyMGNhMjRmMTdiL3RhYmxlcmFuZ2U6ZWMxOTA1MTUyYzIyNDVmZDkxOTgwYTIwY2EyNGYxN2JfNC01LTEtMS0w_8c93bfe2-beed-40ce-9f9e-86d04d2cf4ac">1,328</ix:nonFraction>)</span></td><td style="background-color:#dbdbdb;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"></td><td colspan="3" style="background-color:#dbdbdb;padding:0 1pt"></td><td colspan="3" style="background-color:#dbdbdb;padding:0 1pt"></td><td colspan="3" style="background-color:#dbdbdb;padding:0 1pt"></td><td colspan="3" style="background-color:#dbdbdb;padding:0 1pt"></td><td colspan="3" style="background-color:#dbdbdb;padding:0 1pt"></td><td colspan="2" style="background-color:#dbdbdb;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">(<ix:nonFraction unitRef="usd" contextRef="i3a76d1213b09470fa8c6c3f49fa75d98_D20210101-20210331" decimals="-3" format="ixt:numdotdecimal" name="us-gaap:StockRepurchasedAndRetiredDuringPeriodValue" scale="3" id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN18zMS9mcmFnOjM1NjIwNzI5NTQ3OTRmZGE5MmQ3MjhhZWI5MjFmNTQyL3RhYmxlOmVjMTkwNTE1MmMyMjQ1ZmQ5MTk4MGEyMGNhMjRmMTdiL3RhYmxlcmFuZ2U6ZWMxOTA1MTUyYzIyNDVmZDkxOTgwYTIwY2EyNGYxN2JfNC0xMS0xLTEtMA_041b1291-1397-4ea3-8b74-ffa5937630c9">1,507</ix:nonFraction>)</span></td><td style="background-color:#dbdbdb;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"></td></tr><tr><td colspan="3" style="background-color:#ffffff;padding:2px 1pt 2px 7pt;text-align:left;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">Net Income</span></td><td colspan="3" style="background-color:#ffffff;padding:0 1pt"></td><td colspan="3" style="background-color:#ffffff;padding:0 1pt"></td><td colspan="3" style="background-color:#ffffff;padding:0 1pt"></td><td colspan="3" style="background-color:#ffffff;padding:0 1pt"></td><td colspan="3" style="background-color:#ffffff;padding:0 1pt"></td><td colspan="3" style="background-color:#ffffff;padding:0 1pt"></td><td colspan="2" style="background-color:#ffffff;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%"><ix:nonFraction unitRef="usd" contextRef="i88bafbdf7849411ba898aaefe9236f0c_D20210101-20210331" decimals="-3" format="ixt:numdotdecimal" name="us-gaap:NetIncomeLoss" scale="3" id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN18zMS9mcmFnOjM1NjIwNzI5NTQ3OTRmZGE5MmQ3MjhhZWI5MjFmNTQyL3RhYmxlOmVjMTkwNTE1MmMyMjQ1ZmQ5MTk4MGEyMGNhMjRmMTdiL3RhYmxlcmFuZ2U6ZWMxOTA1MTUyYzIyNDVmZDkxOTgwYTIwY2EyNGYxN2JfNS03LTEtMS0w_8aef844c-519a-4df4-b540-152511be2ba4">30,329</ix:nonFraction>&#160;</span></td><td style="background-color:#ffffff;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"></td><td colspan="3" style="background-color:#ffffff;padding:0 1pt"></td><td colspan="3" style="background-color:#ffffff;padding:0 1pt"></td><td colspan="3" style="background-color:#ffffff;padding:0 1pt"></td><td colspan="2" style="background-color:#ffffff;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%"><ix:nonFraction unitRef="usd" contextRef="i3a76d1213b09470fa8c6c3f49fa75d98_D20210101-20210331" decimals="-3" format="ixt:numdotdecimal" name="us-gaap:NetIncomeLoss" scale="3" id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN18zMS9mcmFnOjM1NjIwNzI5NTQ3OTRmZGE5MmQ3MjhhZWI5MjFmNTQyL3RhYmxlOmVjMTkwNTE1MmMyMjQ1ZmQ5MTk4MGEyMGNhMjRmMTdiL3RhYmxlcmFuZ2U6ZWMxOTA1MTUyYzIyNDVmZDkxOTgwYTIwY2EyNGYxN2JfNS0xMS0xLTEtMA_d25a7a7f-c834-4aa1-ae37-236daf0c08af">30,329</ix:nonFraction>&#160;</span></td><td style="background-color:#ffffff;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"></td></tr><tr><td colspan="3" style="background-color:#dbdbdb;padding:2px 1pt 2px 7pt;text-align:left;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">Other Comprehensive Income</span></td><td colspan="3" style="background-color:#dbdbdb;padding:0 1pt"></td><td colspan="3" style="background-color:#dbdbdb;padding:0 1pt"></td><td colspan="3" style="background-color:#dbdbdb;padding:0 1pt"></td><td colspan="3" style="background-color:#dbdbdb;padding:0 1pt"></td><td colspan="3" style="background-color:#dbdbdb;padding:0 1pt"></td><td colspan="3" style="background-color:#dbdbdb;padding:0 1pt"></td><td colspan="3" style="background-color:#dbdbdb;padding:0 1pt"></td><td colspan="3" style="background-color:#dbdbdb;padding:0 1pt"></td><td colspan="2" style="background-color:#dbdbdb;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%"><ix:nonFraction unitRef="usd" contextRef="id1b5004b260d442097d682076193aa22_D20210101-20210331" decimals="-3" name="us-gaap:OtherComprehensiveIncomeLossNetOfTaxPortionAttributableToParent" scale="3" id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN18zMS9mcmFnOjM1NjIwNzI5NTQ3OTRmZGE5MmQ3MjhhZWI5MjFmNTQyL3RhYmxlOmVjMTkwNTE1MmMyMjQ1ZmQ5MTk4MGEyMGNhMjRmMTdiL3RhYmxlcmFuZ2U6ZWMxOTA1MTUyYzIyNDVmZDkxOTgwYTIwY2EyNGYxN2JfNi05LTEtMS0w_29d5b9b1-cb32-4521-843f-a0948decc49d">115</ix:nonFraction>&#160;</span></td><td style="background-color:#dbdbdb;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"></td><td colspan="3" style="background-color:#dbdbdb;padding:0 1pt"></td><td colspan="2" style="background-color:#dbdbdb;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%"><ix:nonFraction unitRef="usd" contextRef="i3a76d1213b09470fa8c6c3f49fa75d98_D20210101-20210331" decimals="-3" name="us-gaap:OtherComprehensiveIncomeLossNetOfTaxPortionAttributableToParent" scale="3" id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN18zMS9mcmFnOjM1NjIwNzI5NTQ3OTRmZGE5MmQ3MjhhZWI5MjFmNTQyL3RhYmxlOmVjMTkwNTE1MmMyMjQ1ZmQ5MTk4MGEyMGNhMjRmMTdiL3RhYmxlcmFuZ2U6ZWMxOTA1MTUyYzIyNDVmZDkxOTgwYTIwY2EyNGYxN2JfNi0xMS0xLTEtMA_f9d7a6fc-c4b8-4e72-aa14-61f4b8940512">115</ix:nonFraction>&#160;</span></td><td style="background-color:#dbdbdb;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"></td></tr><tr><td colspan="3" style="background-color:#ffffff;padding:2px 1pt 2px 7pt;text-align:left;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">Stock Compensation Expense</span></td><td colspan="3" style="background-color:#ffffff;padding:0 1pt"></td><td colspan="3" style="background-color:#ffffff;padding:0 1pt"></td><td colspan="3" style="background-color:#ffffff;padding:0 1pt"></td><td colspan="3" style="background-color:#ffffff;padding:0 1pt"></td><td colspan="2" style="background-color:#ffffff;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%"><ix:nonFraction unitRef="usd" contextRef="i2167a2a8d68f4f2786f4eae003ee1d5a_D20210101-20210331" decimals="-3" format="ixt:numdotdecimal" name="us-gaap:AdjustmentsToAdditionalPaidInCapitalSharebasedCompensationRequisiteServicePeriodRecognitionValue" scale="3" id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN18zMS9mcmFnOjM1NjIwNzI5NTQ3OTRmZGE5MmQ3MjhhZWI5MjFmNTQyL3RhYmxlOmVjMTkwNTE1MmMyMjQ1ZmQ5MTk4MGEyMGNhMjRmMTdiL3RhYmxlcmFuZ2U6ZWMxOTA1MTUyYzIyNDVmZDkxOTgwYTIwY2EyNGYxN2JfNy01LTEtMS0w_17420b16-f7e4-4cd5-b5aa-a7d1bc2fb72c">4,197</ix:nonFraction>&#160;</span></td><td style="background-color:#ffffff;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"></td><td colspan="3" style="background-color:#ffffff;padding:0 1pt"></td><td colspan="3" style="background-color:#ffffff;padding:0 1pt"></td><td colspan="3" style="background-color:#ffffff;padding:0 1pt"></td><td colspan="3" style="background-color:#ffffff;padding:0 1pt"></td><td colspan="3" style="background-color:#ffffff;padding:0 1pt"></td><td colspan="2" style="background-color:#ffffff;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%"><ix:nonFraction unitRef="usd" contextRef="i3a76d1213b09470fa8c6c3f49fa75d98_D20210101-20210331" decimals="-3" format="ixt:numdotdecimal" name="us-gaap:AdjustmentsToAdditionalPaidInCapitalSharebasedCompensationRequisiteServicePeriodRecognitionValue" scale="3" id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN18zMS9mcmFnOjM1NjIwNzI5NTQ3OTRmZGE5MmQ3MjhhZWI5MjFmNTQyL3RhYmxlOmVjMTkwNTE1MmMyMjQ1ZmQ5MTk4MGEyMGNhMjRmMTdiL3RhYmxlcmFuZ2U6ZWMxOTA1MTUyYzIyNDVmZDkxOTgwYTIwY2EyNGYxN2JfNy0xMS0xLTEtMA_80e49957-e4b5-4437-a5e4-4ab8782bbe45">4,197</ix:nonFraction>&#160;</span></td><td style="background-color:#ffffff;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"></td></tr><tr><td colspan="3" style="background-color:#dbdbdb;padding:2px 1pt;text-align:left;vertical-align:bottom"><div style="padding-left:6pt"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">Common Dividends ($<ix:nonFraction unitRef="usdPerShare" contextRef="i3a76d1213b09470fa8c6c3f49fa75d98_D20210101-20210331" decimals="INF" name="us-gaap:CommonStockDividendsPerShareDeclared" scale="0" id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN18zMS9mcmFnOjM1NjIwNzI5NTQ3OTRmZGE5MmQ3MjhhZWI5MjFmNTQyL3RhYmxlOmVjMTkwNTE1MmMyMjQ1ZmQ5MTk4MGEyMGNhMjRmMTdiL3RhYmxlcmFuZ2U6ZWMxOTA1MTUyYzIyNDVmZDkxOTgwYTIwY2EyNGYxN2JfOC0wLTEtMS0wL3RleHRyZWdpb246NDhhYTZlNzFlZDRiNGM3NDk0MzhmNDM3YTMyOTFjMDFfMTA5OTUxMTYyNzgxMg_7e8070fa-e48d-423f-8ca4-485749242e80">0.39</ix:nonFraction> per share)</span></div></td><td colspan="3" style="background-color:#dbdbdb;padding:0 1pt"></td><td colspan="3" style="background-color:#dbdbdb;padding:0 1pt"></td><td colspan="3" style="background-color:#dbdbdb;padding:0 1pt"></td><td colspan="3" style="background-color:#dbdbdb;padding:0 1pt"></td><td colspan="3" style="background-color:#dbdbdb;padding:0 1pt"></td><td colspan="3" style="background-color:#dbdbdb;padding:0 1pt"></td><td colspan="2" style="background-color:#dbdbdb;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">(<ix:nonFraction unitRef="usd" contextRef="i88bafbdf7849411ba898aaefe9236f0c_D20210101-20210331" decimals="-3" format="ixt:numdotdecimal" name="us-gaap:DividendsCommonStockCash" scale="3" id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN18zMS9mcmFnOjM1NjIwNzI5NTQ3OTRmZGE5MmQ3MjhhZWI5MjFmNTQyL3RhYmxlOmVjMTkwNTE1MmMyMjQ1ZmQ5MTk4MGEyMGNhMjRmMTdiL3RhYmxlcmFuZ2U6ZWMxOTA1MTUyYzIyNDVmZDkxOTgwYTIwY2EyNGYxN2JfOC03LTEtMS0w_416be5ba-88de-4d01-939a-524489ed1124">16,208</ix:nonFraction>)</span></td><td style="background-color:#dbdbdb;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"></td><td colspan="3" style="background-color:#dbdbdb;padding:0 1pt"></td><td colspan="3" style="background-color:#dbdbdb;padding:0 1pt"></td><td colspan="3" style="background-color:#dbdbdb;padding:0 1pt"></td><td colspan="2" style="background-color:#dbdbdb;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">(<ix:nonFraction unitRef="usd" contextRef="i3a76d1213b09470fa8c6c3f49fa75d98_D20210101-20210331" decimals="-3" format="ixt:numdotdecimal" name="us-gaap:DividendsCommonStockCash" scale="3" id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN18zMS9mcmFnOjM1NjIwNzI5NTQ3OTRmZGE5MmQ3MjhhZWI5MjFmNTQyL3RhYmxlOmVjMTkwNTE1MmMyMjQ1ZmQ5MTk4MGEyMGNhMjRmMTdiL3RhYmxlcmFuZ2U6ZWMxOTA1MTUyYzIyNDVmZDkxOTgwYTIwY2EyNGYxN2JfOC0xMS0xLTEtMA_da3484de-3232-4410-8b25-94ca416e0882">16,208</ix:nonFraction>)</span></td><td style="background-color:#dbdbdb;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"></td></tr><tr><td colspan="3" style="background-color:#ffffff;border-top:1pt solid #000;padding:2px 1pt;text-align:left;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:120%">Balance, March 31, 2021</span></td><td colspan="2" style="background-color:#ffffff;border-top:1pt solid #000;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:120%"><ix:nonFraction unitRef="shares" contextRef="i0ba03c66b0a64f0d9ece9bc850824d7d_I20210331" decimals="INF" format="ixt:numdotdecimal" name="us-gaap:SharesOutstanding" scale="0" id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN18zMS9mcmFnOjM1NjIwNzI5NTQ3OTRmZGE5MmQ3MjhhZWI5MjFmNTQyL3RhYmxlOmVjMTkwNTE1MmMyMjQ1ZmQ5MTk4MGEyMGNhMjRmMTdiL3RhYmxlcmFuZ2U6ZWMxOTA1MTUyYzIyNDVmZDkxOTgwYTIwY2EyNGYxN2JfOS0xLTEtMS0w_e84b8c29-9fbb-41b8-861c-91fd23f77661">41,510,455</ix:nonFraction></span><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">&#160;</span></td><td style="background-color:#ffffff;border-top:1pt solid #000;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"></td><td colspan="3" style="background-color:#ffffff;border-top:1pt solid #000;padding:0 1pt"></td><td style="background-color:#ffffff;border-top:1pt solid #000;padding:2px 0 2px 1pt;text-align:left;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:120%">$</span></td><td style="background-color:#ffffff;border-top:1pt solid #000;padding:2px 0;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:120%"><ix:nonFraction unitRef="usd" contextRef="i0ba03c66b0a64f0d9ece9bc850824d7d_I20210331" decimals="-3" format="ixt:numdotdecimal" name="us-gaap:StockholdersEquity" scale="3" id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN18zMS9mcmFnOjM1NjIwNzI5NTQ3OTRmZGE5MmQ3MjhhZWI5MjFmNTQyL3RhYmxlOmVjMTkwNTE1MmMyMjQ1ZmQ5MTk4MGEyMGNhMjRmMTdiL3RhYmxlcmFuZ2U6ZWMxOTA1MTUyYzIyNDVmZDkxOTgwYTIwY2EyNGYxN2JfOS0zLTEtMS0w_7d2697ac-4054-4ddc-8620-69eb520a3629">207,552</ix:nonFraction></span><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">&#160;</span></td><td style="background-color:#ffffff;border-top:1pt solid #000;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"></td><td colspan="3" style="background-color:#ffffff;border-top:1pt solid #000;padding:0 1pt"></td><td style="background-color:#ffffff;border-top:1pt solid #000;padding:2px 0 2px 1pt;text-align:left;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:120%">$</span></td><td style="background-color:#ffffff;border-top:1pt solid #000;padding:2px 0;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:120%"><ix:nonFraction unitRef="usd" contextRef="idcd837bb21864e8288ad6ea16d907a21_I20210331" decimals="-3" format="ixt:numdotdecimal" name="us-gaap:StockholdersEquity" scale="3" id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN18zMS9mcmFnOjM1NjIwNzI5NTQ3OTRmZGE5MmQ3MjhhZWI5MjFmNTQyL3RhYmxlOmVjMTkwNTE1MmMyMjQ1ZmQ5MTk4MGEyMGNhMjRmMTdiL3RhYmxlcmFuZ2U6ZWMxOTA1MTUyYzIyNDVmZDkxOTgwYTIwY2EyNGYxN2JfOS01LTEtMS0w_f56ff779-bd26-4d11-b330-d0b32d9470bd">416,708</ix:nonFraction></span><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">&#160;</span></td><td style="background-color:#ffffff;border-top:1pt solid #000;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"></td><td colspan="3" style="background-color:#ffffff;border-top:1pt solid #000;padding:0 1pt"></td><td style="background-color:#ffffff;border-top:1pt solid #000;padding:2px 0 2px 1pt;text-align:left;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:120%">$</span></td><td style="background-color:#ffffff;border-top:1pt solid #000;padding:2px 0;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:120%"><ix:nonFraction unitRef="usd" contextRef="i0b24f23c2c854c7395b052a8c2b7b067_I20210331" decimals="-3" format="ixt:numdotdecimal" name="us-gaap:StockholdersEquity" scale="3" id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN18zMS9mcmFnOjM1NjIwNzI5NTQ3OTRmZGE5MmQ3MjhhZWI5MjFmNTQyL3RhYmxlOmVjMTkwNTE1MmMyMjQ1ZmQ5MTk4MGEyMGNhMjRmMTdiL3RhYmxlcmFuZ2U6ZWMxOTA1MTUyYzIyNDVmZDkxOTgwYTIwY2EyNGYxN2JfOS03LTEtMS0w_3b59dee8-8a9c-4873-b4df-c20a7a8e1ea8">271,999</ix:nonFraction></span><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">&#160;</span></td><td style="background-color:#ffffff;border-top:1pt solid #000;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"></td><td colspan="3" style="background-color:#ffffff;border-top:1pt solid #000;padding:0 1pt"></td><td style="background-color:#ffffff;border-top:1pt solid #000;padding:2px 0 2px 1pt;text-align:left;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:120%">$</span></td><td style="background-color:#ffffff;border-top:1pt solid #000;padding:2px 0;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:120%">(<ix:nonFraction unitRef="usd" contextRef="i6c5a3ead2b2c40dd88cf8223d4c3b46b_I20210331" decimals="-3" sign="-" format="ixt:numdotdecimal" name="us-gaap:StockholdersEquity" scale="3" id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN18zMS9mcmFnOjM1NjIwNzI5NTQ3OTRmZGE5MmQ3MjhhZWI5MjFmNTQyL3RhYmxlOmVjMTkwNTE1MmMyMjQ1ZmQ5MTk4MGEyMGNhMjRmMTdiL3RhYmxlcmFuZ2U6ZWMxOTA1MTUyYzIyNDVmZDkxOTgwYTIwY2EyNGYxN2JfOS05LTEtMS0w_8a4a4645-8341-4c48-906f-6123e4b34f19">8,392</ix:nonFraction>)</span></td><td style="background-color:#ffffff;border-top:1pt solid #000;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"></td><td colspan="3" style="background-color:#ffffff;border-top:1pt solid #000;padding:0 1pt"></td><td style="background-color:#ffffff;border-top:1pt solid #000;padding:2px 0 2px 1pt;text-align:left;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:120%">$</span></td><td style="background-color:#ffffff;border-top:1pt solid #000;padding:2px 0;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:120%"><ix:nonFraction unitRef="usd" contextRef="i5458f4d6e23940ca92dd24eb67c70571_I20210331" decimals="-3" format="ixt:numdotdecimal" name="us-gaap:StockholdersEquity" scale="3" id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN18zMS9mcmFnOjM1NjIwNzI5NTQ3OTRmZGE5MmQ3MjhhZWI5MjFmNTQyL3RhYmxlOmVjMTkwNTE1MmMyMjQ1ZmQ5MTk4MGEyMGNhMjRmMTdiL3RhYmxlcmFuZ2U6ZWMxOTA1MTUyYzIyNDVmZDkxOTgwYTIwY2EyNGYxN2JfOS0xMS0xLTEtMA_f99da708-9792-4c76-8ea0-566aed660e7e">887,867</ix:nonFraction></span><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">&#160;</span></td><td style="background-color:#ffffff;border-top:1pt solid #000;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"></td></tr><tr style="height:12pt"><td colspan="3" style="border-top:1pt solid #000;padding:0 1pt"></td><td colspan="3" style="border-top:1pt solid #000;padding:0 1pt"></td><td colspan="3" style="border-top:1pt solid #000;padding:0 1pt"></td><td colspan="3" style="border-top:1pt solid #000;padding:0 1pt"></td><td colspan="3" style="border-top:1pt solid #000;padding:0 1pt"></td><td colspan="3" style="border-top:1pt solid #000;padding:0 1pt"></td><td colspan="3" style="border-top:1pt solid #000;padding:0 1pt"></td><td colspan="3" style="border-top:1pt solid #000;padding:0 1pt"></td><td colspan="3" style="border-top:1pt solid #000;padding:0 1pt"></td><td colspan="3" style="border-top:1pt solid #000;padding:0 1pt"></td><td colspan="3" style="border-top:1pt solid #000;padding:0 1pt"></td><td colspan="3" style="border-top:1pt solid #000;padding:0 1pt"></td></tr><tr><td colspan="3" style="background-color:#dbdbdb;padding:2px 1pt;text-align:left;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:120%">Balance, December 31, 2019</span></td><td colspan="2" style="background-color:#dbdbdb;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:120%"><ix:nonFraction unitRef="shares" contextRef="i900353a404f042c9883241e203d1280c_I20191231" decimals="INF" format="ixt:numdotdecimal" name="us-gaap:SharesOutstanding" scale="0" id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN18zMS9mcmFnOjM1NjIwNzI5NTQ3OTRmZGE5MmQ3MjhhZWI5MjFmNTQyL3RhYmxlOmVjMTkwNTE1MmMyMjQ1ZmQ5MTk4MGEyMGNhMjRmMTdiL3RhYmxlcmFuZ2U6ZWMxOTA1MTUyYzIyNDVmZDkxOTgwYTIwY2EyNGYxN2JfMTEtMS0xLTEtNjgy_9c9d97f5-1d9a-42d7-a02a-54dac46404e9">40,157,591</ix:nonFraction></span><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">&#160;</span></td><td style="background-color:#dbdbdb;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"></td><td colspan="3" style="background-color:#dbdbdb;padding:0 1pt"></td><td style="background-color:#dbdbdb;padding:2px 0 2px 1pt;text-align:left;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:120%">$</span></td><td style="background-color:#dbdbdb;padding:2px 0;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:120%"><ix:nonFraction unitRef="usd" contextRef="i900353a404f042c9883241e203d1280c_I20191231" decimals="-3" format="ixt:numdotdecimal" name="us-gaap:StockholdersEquity" scale="3" id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN18zMS9mcmFnOjM1NjIwNzI5NTQ3OTRmZGE5MmQ3MjhhZWI5MjFmNTQyL3RhYmxlOmVjMTkwNTE1MmMyMjQ1ZmQ5MTk4MGEyMGNhMjRmMTdiL3RhYmxlcmFuZ2U6ZWMxOTA1MTUyYzIyNDVmZDkxOTgwYTIwY2EyNGYxN2JfMTEtMy0xLTEtNjgy_99253996-af1f-402d-bef6-90b7f70d0ba7">200,788</ix:nonFraction></span><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">&#160;</span></td><td style="background-color:#dbdbdb;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"></td><td colspan="3" style="background-color:#dbdbdb;padding:0 1pt"></td><td style="background-color:#dbdbdb;padding:2px 0 2px 1pt;text-align:left;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:120%">$</span></td><td style="background-color:#dbdbdb;padding:2px 0;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:120%"><ix:nonFraction unitRef="usd" contextRef="i9fff30f0be3b49e7a53af9d8dd0775dd_I20191231" decimals="-3" format="ixt:numdotdecimal" name="us-gaap:StockholdersEquity" scale="3" id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN18zMS9mcmFnOjM1NjIwNzI5NTQ3OTRmZGE5MmQ3MjhhZWI5MjFmNTQyL3RhYmxlOmVjMTkwNTE1MmMyMjQ1ZmQ5MTk4MGEyMGNhMjRmMTdiL3RhYmxlcmFuZ2U6ZWMxOTA1MTUyYzIyNDVmZDkxOTgwYTIwY2EyNGYxN2JfMTEtNS0xLTEtNjgy_69f25923-8c72-4233-8075-982a1c042dea">364,790</ix:nonFraction></span><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">&#160;</span></td><td style="background-color:#dbdbdb;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"></td><td colspan="3" style="background-color:#dbdbdb;padding:0 1pt"></td><td style="background-color:#dbdbdb;padding:2px 0 2px 1pt;text-align:left;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:120%">$</span></td><td style="background-color:#dbdbdb;padding:2px 0;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:120%"><ix:nonFraction unitRef="usd" contextRef="ibddec1067762408bb1289007f06da16c_I20191231" decimals="-3" format="ixt:numdotdecimal" name="us-gaap:StockholdersEquity" scale="3" id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN18zMS9mcmFnOjM1NjIwNzI5NTQ3OTRmZGE5MmQ3MjhhZWI5MjFmNTQyL3RhYmxlOmVjMTkwNTE1MmMyMjQ1ZmQ5MTk4MGEyMGNhMjRmMTdiL3RhYmxlcmFuZ2U6ZWMxOTA1MTUyYzIyNDVmZDkxOTgwYTIwY2EyNGYxN2JfMTEtNy0xLTEtNjgy_be865e9f-c05b-4dee-8f8c-735e131f7d92">222,341</ix:nonFraction></span><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">&#160;</span></td><td style="background-color:#dbdbdb;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"></td><td colspan="3" style="background-color:#dbdbdb;padding:0 1pt"></td><td style="background-color:#dbdbdb;padding:2px 0 2px 1pt;text-align:left;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:120%">$</span></td><td style="background-color:#dbdbdb;padding:2px 0;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:120%">(<ix:nonFraction unitRef="usd" contextRef="i77845e789c6b43ec91879c88f2d1106d_I20191231" decimals="-3" sign="-" format="ixt:numdotdecimal" name="us-gaap:StockholdersEquity" scale="3" id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN18zMS9mcmFnOjM1NjIwNzI5NTQ3OTRmZGE5MmQ3MjhhZWI5MjFmNTQyL3RhYmxlOmVjMTkwNTE1MmMyMjQ1ZmQ5MTk4MGEyMGNhMjRmMTdiL3RhYmxlcmFuZ2U6ZWMxOTA1MTUyYzIyNDVmZDkxOTgwYTIwY2EyNGYxN2JfMTEtOS0xLTEtNjgy_5ac11a50-8b50-494e-a795-174b06146d58">6,437</ix:nonFraction>)</span></td><td style="background-color:#dbdbdb;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"></td><td colspan="3" style="background-color:#dbdbdb;padding:0 1pt"></td><td style="background-color:#dbdbdb;padding:2px 0 2px 1pt;text-align:left;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:120%">$</span></td><td style="background-color:#dbdbdb;padding:2px 0;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:120%"><ix:nonFraction unitRef="usd" contextRef="i28c5c5fd4936450fbcde574f8a44083f_I20191231" decimals="-3" format="ixt:numdotdecimal" name="us-gaap:StockholdersEquity" scale="3" id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN18zMS9mcmFnOjM1NjIwNzI5NTQ3OTRmZGE5MmQ3MjhhZWI5MjFmNTQyL3RhYmxlOmVjMTkwNTE1MmMyMjQ1ZmQ5MTk4MGEyMGNhMjRmMTdiL3RhYmxlcmFuZ2U6ZWMxOTA1MTUyYzIyNDVmZDkxOTgwYTIwY2EyNGYxN2JfMTEtMTEtMS0xLTY4Mg_3653b4c6-62fb-4ece-8c88-8af654e65813">781,482</ix:nonFraction></span><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">&#160;</span></td><td style="background-color:#dbdbdb;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"></td></tr><tr><td colspan="3" style="background-color:#ffffff;border-top:1pt solid #000;padding:2px 1pt 2px 7pt;text-align:left;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">Common Stock Issuances, Net of Expenses</span></td><td colspan="2" style="background-color:#ffffff;border-top:1pt solid #000;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%"><ix:nonFraction unitRef="shares" contextRef="i4ed85a6a1d304e689b06db042f83075d_D20200101-20200331" decimals="INF" format="ixt:numdotdecimal" name="us-gaap:StockIssuedDuringPeriodSharesNewIssues" scale="0" id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN18zMS9mcmFnOjM1NjIwNzI5NTQ3OTRmZGE5MmQ3MjhhZWI5MjFmNTQyL3RhYmxlOmVjMTkwNTE1MmMyMjQ1ZmQ5MTk4MGEyMGNhMjRmMTdiL3RhYmxlcmFuZ2U6ZWMxOTA1MTUyYzIyNDVmZDkxOTgwYTIwY2EyNGYxN2JfMTAtMS0xLTEtMA_7ea91665-2aaa-4953-9fa2-e156f915babd">257,074</ix:nonFraction>&#160;</span></td><td style="background-color:#ffffff;border-top:1pt solid #000;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"></td><td colspan="3" style="background-color:#ffffff;border-top:1pt solid #000;padding:0 1pt"></td><td colspan="2" style="background-color:#ffffff;border-top:1pt solid #000;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%"><ix:nonFraction unitRef="usd" contextRef="i4ed85a6a1d304e689b06db042f83075d_D20200101-20200331" decimals="-3" format="ixt:numdotdecimal" name="us-gaap:StockIssuedDuringPeriodValueNewIssues" scale="3" id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN18zMS9mcmFnOjM1NjIwNzI5NTQ3OTRmZGE5MmQ3MjhhZWI5MjFmNTQyL3RhYmxlOmVjMTkwNTE1MmMyMjQ1ZmQ5MTk4MGEyMGNhMjRmMTdiL3RhYmxlcmFuZ2U6ZWMxOTA1MTUyYzIyNDVmZDkxOTgwYTIwY2EyNGYxN2JfMTAtMy0xLTEtMA_78cb12a4-8f0c-4bed-beb7-6aa444c1aa0a">1,285</ix:nonFraction>&#160;</span></td><td style="background-color:#ffffff;border-top:1pt solid #000;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"></td><td colspan="3" style="background-color:#ffffff;border-top:1pt solid #000;padding:0 1pt"></td><td colspan="2" style="background-color:#ffffff;border-top:1pt solid #000;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%"><ix:nonFraction unitRef="usd" contextRef="i4ca6d6f17ac1483a80904686c58b7ab7_D20200101-20200331" decimals="-3" format="ixt:numdotdecimal" name="us-gaap:StockIssuedDuringPeriodValueNewIssues" scale="3" id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN18zMS9mcmFnOjM1NjIwNzI5NTQ3OTRmZGE5MmQ3MjhhZWI5MjFmNTQyL3RhYmxlOmVjMTkwNTE1MmMyMjQ1ZmQ5MTk4MGEyMGNhMjRmMTdiL3RhYmxlcmFuZ2U6ZWMxOTA1MTUyYzIyNDVmZDkxOTgwYTIwY2EyNGYxN2JfMTAtNS0xLTEtMA_4802a74e-c383-42d5-ba07-e8e556a94087">6,990</ix:nonFraction>&#160;</span></td><td style="background-color:#ffffff;border-top:1pt solid #000;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"></td><td colspan="3" style="background-color:#ffffff;border-top:1pt solid #000;padding:0 1pt"></td><td colspan="3" style="background-color:#ffffff;border-top:1pt solid #000;padding:0 1pt"></td><td colspan="3" style="background-color:#ffffff;border-top:1pt solid #000;padding:0 1pt"></td><td colspan="3" style="background-color:#ffffff;border-top:1pt solid #000;padding:0 1pt"></td><td colspan="3" style="background-color:#ffffff;border-top:1pt solid #000;padding:0 1pt"></td><td colspan="2" style="background-color:#ffffff;border-top:1pt solid #000;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%"><ix:nonFraction unitRef="usd" contextRef="i052d02afe6704673b1b47c9fbf47ec24_D20200101-20200331" decimals="-3" format="ixt:numdotdecimal" name="us-gaap:StockIssuedDuringPeriodValueNewIssues" scale="3" id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN18zMS9mcmFnOjM1NjIwNzI5NTQ3OTRmZGE5MmQ3MjhhZWI5MjFmNTQyL3RhYmxlOmVjMTkwNTE1MmMyMjQ1ZmQ5MTk4MGEyMGNhMjRmMTdiL3RhYmxlcmFuZ2U6ZWMxOTA1MTUyYzIyNDVmZDkxOTgwYTIwY2EyNGYxN2JfMTAtMTEtMS0xLTA_d1a0ffa5-4228-49fe-878e-4b57baf81231">8,275</ix:nonFraction>&#160;</span></td><td style="background-color:#ffffff;border-top:1pt solid #000;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"></td></tr><tr><td colspan="3" style="background-color:#dbdbdb;padding:2px 1pt 2px 7pt;text-align:left;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">Common Stock Retirements and Forfeitures</span></td><td colspan="2" style="background-color:#dbdbdb;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">(<ix:nonFraction unitRef="shares" contextRef="i4ed85a6a1d304e689b06db042f83075d_D20200101-20200331" decimals="INF" format="ixt:numdotdecimal" name="us-gaap:StockRepurchasedAndRetiredDuringPeriodShares" scale="0" id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN18zMS9mcmFnOjM1NjIwNzI5NTQ3OTRmZGE5MmQ3MjhhZWI5MjFmNTQyL3RhYmxlOmVjMTkwNTE1MmMyMjQ1ZmQ5MTk4MGEyMGNhMjRmMTdiL3RhYmxlcmFuZ2U6ZWMxOTA1MTUyYzIyNDVmZDkxOTgwYTIwY2EyNGYxN2JfMTEtMS0xLTEtMA_0a0c1d46-4efe-4151-a903-862e9e3b671f">38,217</ix:nonFraction>)</span></td><td style="background-color:#dbdbdb;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"></td><td colspan="3" style="background-color:#dbdbdb;padding:0 1pt"></td><td colspan="2" style="background-color:#dbdbdb;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">(<ix:nonFraction unitRef="usd" contextRef="i4ed85a6a1d304e689b06db042f83075d_D20200101-20200331" decimals="-3" name="us-gaap:StockRepurchasedAndRetiredDuringPeriodValue" scale="3" id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN18zMS9mcmFnOjM1NjIwNzI5NTQ3OTRmZGE5MmQ3MjhhZWI5MjFmNTQyL3RhYmxlOmVjMTkwNTE1MmMyMjQ1ZmQ5MTk4MGEyMGNhMjRmMTdiL3RhYmxlcmFuZ2U6ZWMxOTA1MTUyYzIyNDVmZDkxOTgwYTIwY2EyNGYxN2JfMTEtMy0xLTEtMA_29061a55-271d-4692-a8fb-567a25bf68be">191</ix:nonFraction>)</span></td><td style="background-color:#dbdbdb;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"></td><td colspan="3" style="background-color:#dbdbdb;padding:0 1pt"></td><td colspan="2" style="background-color:#dbdbdb;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">(<ix:nonFraction unitRef="usd" contextRef="i4ca6d6f17ac1483a80904686c58b7ab7_D20200101-20200331" decimals="-3" format="ixt:numdotdecimal" name="us-gaap:StockRepurchasedAndRetiredDuringPeriodValue" scale="3" id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN18zMS9mcmFnOjM1NjIwNzI5NTQ3OTRmZGE5MmQ3MjhhZWI5MjFmNTQyL3RhYmxlOmVjMTkwNTE1MmMyMjQ1ZmQ5MTk4MGEyMGNhMjRmMTdiL3RhYmxlcmFuZ2U6ZWMxOTA1MTUyYzIyNDVmZDkxOTgwYTIwY2EyNGYxN2JfMTEtNS0xLTEtMA_c9033bbd-3eba-4cc3-90d9-4e5c6effcb0d">1,881</ix:nonFraction>)</span></td><td style="background-color:#dbdbdb;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"></td><td colspan="3" style="background-color:#dbdbdb;padding:0 1pt"></td><td colspan="3" style="background-color:#dbdbdb;padding:0 1pt"></td><td colspan="3" style="background-color:#dbdbdb;padding:0 1pt"></td><td colspan="3" style="background-color:#dbdbdb;padding:0 1pt"></td><td colspan="3" style="background-color:#dbdbdb;padding:0 1pt"></td><td colspan="2" style="background-color:#dbdbdb;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">(<ix:nonFraction unitRef="usd" contextRef="i052d02afe6704673b1b47c9fbf47ec24_D20200101-20200331" decimals="-3" format="ixt:numdotdecimal" name="us-gaap:StockRepurchasedAndRetiredDuringPeriodValue" scale="3" id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN18zMS9mcmFnOjM1NjIwNzI5NTQ3OTRmZGE5MmQ3MjhhZWI5MjFmNTQyL3RhYmxlOmVjMTkwNTE1MmMyMjQ1ZmQ5MTk4MGEyMGNhMjRmMTdiL3RhYmxlcmFuZ2U6ZWMxOTA1MTUyYzIyNDVmZDkxOTgwYTIwY2EyNGYxN2JfMTEtMTEtMS0xLTA_b644262c-a4d4-409b-adbd-f238d6c21300">2,072</ix:nonFraction>)</span></td><td style="background-color:#dbdbdb;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"></td></tr><tr><td colspan="3" style="background-color:#ffffff;padding:2px 1pt 2px 7pt;text-align:left;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">Net Income</span></td><td colspan="3" style="background-color:#ffffff;padding:0 1pt"></td><td colspan="3" style="background-color:#ffffff;padding:0 1pt"></td><td colspan="3" style="background-color:#ffffff;padding:0 1pt"></td><td colspan="3" style="background-color:#ffffff;padding:0 1pt"></td><td colspan="3" style="background-color:#ffffff;padding:0 1pt"></td><td colspan="3" style="background-color:#ffffff;padding:0 1pt"></td><td colspan="2" style="background-color:#ffffff;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%"><ix:nonFraction unitRef="usd" contextRef="if8680c19d9c14ff19564223882cf69dd_D20200101-20200331" decimals="-3" format="ixt:numdotdecimal" name="us-gaap:NetIncomeLoss" scale="3" id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN18zMS9mcmFnOjM1NjIwNzI5NTQ3OTRmZGE5MmQ3MjhhZWI5MjFmNTQyL3RhYmxlOmVjMTkwNTE1MmMyMjQ1ZmQ5MTk4MGEyMGNhMjRmMTdiL3RhYmxlcmFuZ2U6ZWMxOTA1MTUyYzIyNDVmZDkxOTgwYTIwY2EyNGYxN2JfMTItNy0xLTEtMA_bceeff58-9f90-4451-841b-535841c6ac7e">24,268</ix:nonFraction>&#160;</span></td><td style="background-color:#ffffff;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"></td><td colspan="3" style="background-color:#ffffff;padding:0 1pt"></td><td colspan="3" style="background-color:#ffffff;padding:0 1pt"></td><td colspan="3" style="background-color:#ffffff;padding:0 1pt"></td><td colspan="2" style="background-color:#ffffff;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%"><ix:nonFraction unitRef="usd" contextRef="i052d02afe6704673b1b47c9fbf47ec24_D20200101-20200331" decimals="-3" format="ixt:numdotdecimal" name="us-gaap:NetIncomeLoss" scale="3" id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN18zMS9mcmFnOjM1NjIwNzI5NTQ3OTRmZGE5MmQ3MjhhZWI5MjFmNTQyL3RhYmxlOmVjMTkwNTE1MmMyMjQ1ZmQ5MTk4MGEyMGNhMjRmMTdiL3RhYmxlcmFuZ2U6ZWMxOTA1MTUyYzIyNDVmZDkxOTgwYTIwY2EyNGYxN2JfMTItMTEtMS0xLTA_b052c646-3cf3-4a15-997a-de5354daafff">24,268</ix:nonFraction>&#160;</span></td><td style="background-color:#ffffff;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"></td></tr><tr><td colspan="3" style="background-color:#dbdbdb;padding:2px 1pt 2px 7pt;text-align:left;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">Other Comprehensive Income</span></td><td colspan="3" style="background-color:#dbdbdb;padding:0 1pt"></td><td colspan="3" style="background-color:#dbdbdb;padding:0 1pt"></td><td colspan="3" style="background-color:#dbdbdb;padding:0 1pt"></td><td colspan="3" style="background-color:#dbdbdb;padding:0 1pt"></td><td colspan="3" style="background-color:#dbdbdb;padding:0 1pt"></td><td colspan="3" style="background-color:#dbdbdb;padding:0 1pt"></td><td colspan="3" style="background-color:#dbdbdb;padding:0 1pt"></td><td colspan="3" style="background-color:#dbdbdb;padding:0 1pt"></td><td colspan="2" style="background-color:#dbdbdb;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%"><ix:nonFraction unitRef="usd" contextRef="if82467279f1c41fb8e08d42c3b66eb75_D20200101-20200331" decimals="-3" name="us-gaap:OtherComprehensiveIncomeLossNetOfTaxPortionAttributableToParent" scale="3" id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN18zMS9mcmFnOjM1NjIwNzI5NTQ3OTRmZGE5MmQ3MjhhZWI5MjFmNTQyL3RhYmxlOmVjMTkwNTE1MmMyMjQ1ZmQ5MTk4MGEyMGNhMjRmMTdiL3RhYmxlcmFuZ2U6ZWMxOTA1MTUyYzIyNDVmZDkxOTgwYTIwY2EyNGYxN2JfMTMtOS0xLTEtMA_f3f9b1dd-9354-464b-a590-c67d91b63040">203</ix:nonFraction>&#160;</span></td><td style="background-color:#dbdbdb;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"></td><td colspan="3" style="background-color:#dbdbdb;padding:0 1pt"></td><td colspan="2" style="background-color:#dbdbdb;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%"><ix:nonFraction unitRef="usd" contextRef="i052d02afe6704673b1b47c9fbf47ec24_D20200101-20200331" decimals="-3" name="us-gaap:OtherComprehensiveIncomeLossNetOfTaxPortionAttributableToParent" scale="3" id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN18zMS9mcmFnOjM1NjIwNzI5NTQ3OTRmZGE5MmQ3MjhhZWI5MjFmNTQyL3RhYmxlOmVjMTkwNTE1MmMyMjQ1ZmQ5MTk4MGEyMGNhMjRmMTdiL3RhYmxlcmFuZ2U6ZWMxOTA1MTUyYzIyNDVmZDkxOTgwYTIwY2EyNGYxN2JfMTMtMTEtMS0xLTA_60e14059-6761-4457-8c41-35743df6fc99">203</ix:nonFraction>&#160;</span></td><td style="background-color:#dbdbdb;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"></td></tr><tr><td colspan="3" style="background-color:#ffffff;padding:2px 1pt 2px 7pt;text-align:left;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">Stock Compensation Expense</span></td><td colspan="3" style="background-color:#ffffff;padding:0 1pt"></td><td colspan="3" style="background-color:#ffffff;padding:0 1pt"></td><td colspan="3" style="background-color:#ffffff;padding:0 1pt"></td><td colspan="3" style="background-color:#ffffff;padding:0 1pt"></td><td colspan="2" style="background-color:#ffffff;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%"><ix:nonFraction unitRef="usd" contextRef="i4ca6d6f17ac1483a80904686c58b7ab7_D20200101-20200331" decimals="-3" format="ixt:numdotdecimal" name="us-gaap:AdjustmentsToAdditionalPaidInCapitalSharebasedCompensationRequisiteServicePeriodRecognitionValue" scale="3" id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN18zMS9mcmFnOjM1NjIwNzI5NTQ3OTRmZGE5MmQ3MjhhZWI5MjFmNTQyL3RhYmxlOmVjMTkwNTE1MmMyMjQ1ZmQ5MTk4MGEyMGNhMjRmMTdiL3RhYmxlcmFuZ2U6ZWMxOTA1MTUyYzIyNDVmZDkxOTgwYTIwY2EyNGYxN2JfMTUtNS0xLTEtMA_2851f2ce-7111-4fda-9543-233ee6489809">2,770</ix:nonFraction>&#160;</span></td><td style="background-color:#ffffff;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"></td><td colspan="3" style="background-color:#ffffff;padding:0 1pt"></td><td colspan="3" style="background-color:#ffffff;padding:0 1pt"></td><td colspan="3" style="background-color:#ffffff;padding:0 1pt"></td><td colspan="3" style="background-color:#ffffff;padding:0 1pt"></td><td colspan="3" style="background-color:#ffffff;padding:0 1pt"></td><td colspan="2" style="background-color:#ffffff;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%"><ix:nonFraction unitRef="usd" contextRef="i052d02afe6704673b1b47c9fbf47ec24_D20200101-20200331" decimals="-3" format="ixt:numdotdecimal" name="us-gaap:AdjustmentsToAdditionalPaidInCapitalSharebasedCompensationRequisiteServicePeriodRecognitionValue" scale="3" id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN18zMS9mcmFnOjM1NjIwNzI5NTQ3OTRmZGE5MmQ3MjhhZWI5MjFmNTQyL3RhYmxlOmVjMTkwNTE1MmMyMjQ1ZmQ5MTk4MGEyMGNhMjRmMTdiL3RhYmxlcmFuZ2U6ZWMxOTA1MTUyYzIyNDVmZDkxOTgwYTIwY2EyNGYxN2JfMTUtMTEtMS0xLTA_ba5665ab-3167-4a3d-a76f-027b73cf24f3">2,770</ix:nonFraction>&#160;</span></td><td style="background-color:#ffffff;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"></td></tr><tr><td colspan="3" style="background-color:#dbdbdb;padding:2px 1pt;text-align:left;vertical-align:bottom"><div style="padding-left:6pt"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">Common Dividends ($<ix:nonFraction unitRef="usdPerShare" contextRef="i052d02afe6704673b1b47c9fbf47ec24_D20200101-20200331" decimals="INF" name="us-gaap:CommonStockDividendsPerShareDeclared" scale="0" id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN18zMS9mcmFnOjM1NjIwNzI5NTQ3OTRmZGE5MmQ3MjhhZWI5MjFmNTQyL3RhYmxlOmVjMTkwNTE1MmMyMjQ1ZmQ5MTk4MGEyMGNhMjRmMTdiL3RhYmxlcmFuZ2U6ZWMxOTA1MTUyYzIyNDVmZDkxOTgwYTIwY2EyNGYxN2JfMTYtMC0xLTEtMC90ZXh0cmVnaW9uOjczMjFlNDE2OTJmNjQ3NzE5ZThlMjQzOTQ5MDc3ZmYyXzEwOTk1MTE2Mjc4MTI_fca4fbf1-7a11-4191-843c-f4046759d59d">0.37</ix:nonFraction> per share)</span></div></td><td colspan="3" style="background-color:#dbdbdb;padding:0 1pt"></td><td colspan="3" style="background-color:#dbdbdb;padding:0 1pt"></td><td colspan="3" style="background-color:#dbdbdb;padding:0 1pt"></td><td colspan="3" style="background-color:#dbdbdb;padding:0 1pt"></td><td colspan="3" style="background-color:#dbdbdb;padding:0 1pt"></td><td colspan="3" style="background-color:#dbdbdb;padding:0 1pt"></td><td colspan="2" style="background-color:#dbdbdb;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">(<ix:nonFraction unitRef="usd" contextRef="if8680c19d9c14ff19564223882cf69dd_D20200101-20200331" decimals="-3" format="ixt:numdotdecimal" name="us-gaap:DividendsCommonStockCash" scale="3" id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN18zMS9mcmFnOjM1NjIwNzI5NTQ3OTRmZGE5MmQ3MjhhZWI5MjFmNTQyL3RhYmxlOmVjMTkwNTE1MmMyMjQ1ZmQ5MTk4MGEyMGNhMjRmMTdiL3RhYmxlcmFuZ2U6ZWMxOTA1MTUyYzIyNDVmZDkxOTgwYTIwY2EyNGYxN2JfMTYtNy0xLTEtMA_f6bb597f-71ec-4b25-991f-5acc223bb3f6">14,907</ix:nonFraction>)</span></td><td style="background-color:#dbdbdb;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"></td><td colspan="3" style="background-color:#dbdbdb;padding:0 1pt"></td><td colspan="3" style="background-color:#dbdbdb;padding:0 1pt"></td><td colspan="3" style="background-color:#dbdbdb;padding:0 1pt"></td><td colspan="2" style="background-color:#dbdbdb;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">(<ix:nonFraction unitRef="usd" contextRef="i052d02afe6704673b1b47c9fbf47ec24_D20200101-20200331" decimals="-3" format="ixt:numdotdecimal" name="us-gaap:DividendsCommonStockCash" scale="3" id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN18zMS9mcmFnOjM1NjIwNzI5NTQ3OTRmZGE5MmQ3MjhhZWI5MjFmNTQyL3RhYmxlOmVjMTkwNTE1MmMyMjQ1ZmQ5MTk4MGEyMGNhMjRmMTdiL3RhYmxlcmFuZ2U6ZWMxOTA1MTUyYzIyNDVmZDkxOTgwYTIwY2EyNGYxN2JfMTYtMTEtMS0xLTA_15826e59-c94b-4ffb-8ee8-2389fd66041c">14,907</ix:nonFraction>)</span></td><td style="background-color:#dbdbdb;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"></td></tr><tr><td colspan="3" style="background-color:#ffffff;border-bottom:1pt solid #000;border-top:1pt solid #000;padding:2px 1pt;text-align:left;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:120%">Balance, March 31, 2020</span></td><td colspan="2" style="background-color:#ffffff;border-bottom:1pt solid #000;border-top:1pt solid #000;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:120%"><ix:nonFraction unitRef="shares" contextRef="i0846aee561074c47b244f7323f1df58b_I20200331" decimals="INF" format="ixt:numdotdecimal" name="us-gaap:SharesOutstanding" scale="0" id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN18zMS9mcmFnOjM1NjIwNzI5NTQ3OTRmZGE5MmQ3MjhhZWI5MjFmNTQyL3RhYmxlOmVjMTkwNTE1MmMyMjQ1ZmQ5MTk4MGEyMGNhMjRmMTdiL3RhYmxlcmFuZ2U6ZWMxOTA1MTUyYzIyNDVmZDkxOTgwYTIwY2EyNGYxN2JfMTctMS0xLTEtMA_4101eb49-1904-4999-b1df-a6a288982ef3">40,376,448</ix:nonFraction></span><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">&#160;</span></td><td style="background-color:#ffffff;border-bottom:1pt solid #000;border-top:1pt solid #000;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"></td><td colspan="3" style="background-color:#ffffff;border-bottom:1pt solid #000;border-top:1pt solid #000;padding:0 1pt"></td><td style="background-color:#ffffff;border-bottom:1pt solid #000;border-top:1pt solid #000;padding:2px 0 2px 1pt;text-align:left;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:120%">$</span></td><td style="background-color:#ffffff;border-bottom:1pt solid #000;border-top:1pt solid #000;padding:2px 0;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:120%"><ix:nonFraction unitRef="usd" contextRef="i0846aee561074c47b244f7323f1df58b_I20200331" decimals="-3" format="ixt:numdotdecimal" name="us-gaap:StockholdersEquity" scale="3" id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN18zMS9mcmFnOjM1NjIwNzI5NTQ3OTRmZGE5MmQ3MjhhZWI5MjFmNTQyL3RhYmxlOmVjMTkwNTE1MmMyMjQ1ZmQ5MTk4MGEyMGNhMjRmMTdiL3RhYmxlcmFuZ2U6ZWMxOTA1MTUyYzIyNDVmZDkxOTgwYTIwY2EyNGYxN2JfMTctMy0xLTEtMA_ee7bebdd-2d22-4af1-8bc3-c9b9f4d36897">201,882</ix:nonFraction></span><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">&#160;</span></td><td style="background-color:#ffffff;border-bottom:1pt solid #000;border-top:1pt solid #000;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"></td><td colspan="3" style="background-color:#ffffff;border-bottom:1pt solid #000;border-top:1pt solid #000;padding:0 1pt"></td><td style="background-color:#ffffff;border-bottom:1pt solid #000;border-top:1pt solid #000;padding:2px 0 2px 1pt;text-align:left;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:120%">$</span></td><td style="background-color:#ffffff;border-bottom:1pt solid #000;border-top:1pt solid #000;padding:2px 0;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:120%"><ix:nonFraction unitRef="usd" contextRef="i6794253e9746414a87adbf601b4577f0_I20200331" decimals="-3" format="ixt:numdotdecimal" name="us-gaap:StockholdersEquity" scale="3" id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN18zMS9mcmFnOjM1NjIwNzI5NTQ3OTRmZGE5MmQ3MjhhZWI5MjFmNTQyL3RhYmxlOmVjMTkwNTE1MmMyMjQ1ZmQ5MTk4MGEyMGNhMjRmMTdiL3RhYmxlcmFuZ2U6ZWMxOTA1MTUyYzIyNDVmZDkxOTgwYTIwY2EyNGYxN2JfMTctNS0xLTEtMA_8d235a17-aa9c-4540-adf7-8f1ffab84996">372,669</ix:nonFraction></span><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">&#160;</span></td><td style="background-color:#ffffff;border-bottom:1pt solid #000;border-top:1pt solid #000;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"></td><td colspan="3" style="background-color:#ffffff;border-bottom:1pt solid #000;border-top:1pt solid #000;padding:0 1pt"></td><td style="background-color:#ffffff;border-bottom:1pt solid #000;border-top:1pt solid #000;padding:2px 0 2px 1pt;text-align:left;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:120%">$</span></td><td style="background-color:#ffffff;border-bottom:1pt solid #000;border-top:1pt solid #000;padding:2px 0;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:120%"><ix:nonFraction unitRef="usd" contextRef="i304f8952ac2b424498c7fbec96f7e283_I20200331" decimals="-3" format="ixt:numdotdecimal" name="us-gaap:StockholdersEquity" scale="3" id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN18zMS9mcmFnOjM1NjIwNzI5NTQ3OTRmZGE5MmQ3MjhhZWI5MjFmNTQyL3RhYmxlOmVjMTkwNTE1MmMyMjQ1ZmQ5MTk4MGEyMGNhMjRmMTdiL3RhYmxlcmFuZ2U6ZWMxOTA1MTUyYzIyNDVmZDkxOTgwYTIwY2EyNGYxN2JfMTctNy0xLTEtMA_6d6a768d-7fa2-448b-82a4-811350be51f9">231,702</ix:nonFraction></span><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">&#160;</span></td><td style="background-color:#ffffff;border-bottom:1pt solid #000;border-top:1pt solid #000;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"></td><td colspan="3" style="background-color:#ffffff;border-bottom:1pt solid #000;border-top:1pt solid #000;padding:0 1pt"></td><td style="background-color:#ffffff;border-bottom:1pt solid #000;border-top:1pt solid #000;padding:2px 0 2px 1pt;text-align:left;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:120%">$</span></td><td style="background-color:#ffffff;border-bottom:1pt solid #000;border-top:1pt solid #000;padding:2px 0;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:120%">(<ix:nonFraction unitRef="usd" contextRef="ia86b4c2eb6884e71bea63f7325e68c18_I20200331" decimals="-3" sign="-" format="ixt:numdotdecimal" name="us-gaap:StockholdersEquity" scale="3" id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN18zMS9mcmFnOjM1NjIwNzI5NTQ3OTRmZGE5MmQ3MjhhZWI5MjFmNTQyL3RhYmxlOmVjMTkwNTE1MmMyMjQ1ZmQ5MTk4MGEyMGNhMjRmMTdiL3RhYmxlcmFuZ2U6ZWMxOTA1MTUyYzIyNDVmZDkxOTgwYTIwY2EyNGYxN2JfMTctOS0xLTEtMA_80211e33-9f93-49a7-a1ee-f89733212dcf">6,234</ix:nonFraction>)</span></td><td style="background-color:#ffffff;border-bottom:1pt solid #000;border-top:1pt solid #000;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"></td><td colspan="3" style="background-color:#ffffff;border-bottom:1pt solid #000;border-top:1pt solid #000;padding:0 1pt"></td><td style="background-color:#ffffff;border-bottom:1pt solid #000;border-top:1pt solid #000;padding:2px 0 2px 1pt;text-align:left;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:120%">$</span></td><td style="background-color:#ffffff;border-bottom:1pt solid #000;border-top:1pt solid #000;padding:2px 0;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:120%"><ix:nonFraction unitRef="usd" contextRef="ic8fd250704a84c89af2f5d812fa776ae_I20200331" decimals="-3" format="ixt:numdotdecimal" name="us-gaap:StockholdersEquity" scale="3" id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN18zMS9mcmFnOjM1NjIwNzI5NTQ3OTRmZGE5MmQ3MjhhZWI5MjFmNTQyL3RhYmxlOmVjMTkwNTE1MmMyMjQ1ZmQ5MTk4MGEyMGNhMjRmMTdiL3RhYmxlcmFuZ2U6ZWMxOTA1MTUyYzIyNDVmZDkxOTgwYTIwY2EyNGYxN2JfMTctMTEtMS0xLTA_da8e0ca6-cd67-428c-a871-7bc77380c834">800,019</ix:nonFraction></span><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">&#160;</span></td><td style="background-color:#ffffff;border-bottom:1pt solid #000;border-top:1pt solid #000;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"></td></tr><tr><td colspan="3" style="display:none"></td><td colspan="3" style="display:none"></td><td colspan="3" style="display:none"></td><td colspan="3" style="display:none"></td><td colspan="3" style="display:none"></td><td colspan="3" style="display:none"></td><td colspan="3" style="display:none"></td><td colspan="3" style="display:none"></td><td colspan="3" style="display:none"></td><td colspan="3" style="display:none"></td><td colspan="3" style="display:none"></td><td colspan="3" style="display:none"></td></tr><tr><td colspan="3" style="display:none"></td><td colspan="3" style="display:none"></td><td colspan="3" style="display:none"></td><td colspan="3" style="display:none"></td><td colspan="3" style="display:none"></td><td colspan="3" style="display:none"></td><td colspan="3" style="display:none"></td><td colspan="3" style="display:none"></td><td colspan="3" style="display:none"></td><td colspan="3" style="display:none"></td><td colspan="3" style="display:none"></td><td colspan="3" style="display:none"></td></tr><tr><td colspan="3" style="display:none"></td><td colspan="3" style="display:none"></td><td colspan="3" style="display:none"></td><td colspan="3" style="display:none"></td><td colspan="3" style="display:none"></td><td colspan="3" style="display:none"></td><td colspan="3" style="display:none"></td><td colspan="3" style="display:none"></td><td colspan="3" style="display:none"></td><td colspan="3" style="display:none"></td><td colspan="3" style="display:none"></td><td colspan="3" style="display:none"></td></tr><tr><td colspan="3" style="display:none"></td><td colspan="3" style="display:none"></td><td colspan="3" style="display:none"></td><td colspan="3" style="display:none"></td><td colspan="3" style="display:none"></td><td colspan="3" style="display:none"></td><td colspan="3" style="display:none"></td><td colspan="3" style="display:none"></td><td colspan="3" style="display:none"></td><td colspan="3" style="display:none"></td><td colspan="3" style="display:none"></td><td colspan="3" style="display:none"></td></tr><tr><td colspan="3" style="display:none"></td><td colspan="3" style="display:none"></td><td colspan="3" style="display:none"></td><td colspan="3" style="display:none"></td><td colspan="3" style="display:none"></td><td colspan="3" style="display:none"></td><td colspan="3" style="display:none"></td><td colspan="3" style="display:none"></td><td colspan="3" style="display:none"></td><td colspan="3" style="display:none"></td><td colspan="3" style="display:none"></td><td colspan="3" style="display:none"></td></tr><tr><td colspan="3" style="display:none"></td><td colspan="3" style="display:none"></td><td colspan="3" style="display:none"></td><td colspan="3" style="display:none"></td><td colspan="3" style="display:none"></td><td colspan="3" style="display:none"></td><td colspan="3" style="display:none"></td><td colspan="3" style="display:none"></td><td colspan="3" style="display:none"></td><td colspan="3" style="display:none"></td><td colspan="3" style="display:none"></td><td colspan="3" style="display:none"></td></tr><tr><td colspan="3" style="display:none"></td><td colspan="3" style="display:none"></td><td colspan="3" style="display:none"></td><td colspan="3" style="display:none"></td><td colspan="3" style="display:none"></td><td colspan="3" style="display:none"></td><td colspan="3" style="display:none"></td><td colspan="3" style="display:none"></td><td colspan="3" style="display:none"></td><td colspan="3" style="display:none"></td><td colspan="3" style="display:none"></td><td colspan="3" style="display:none"></td></tr><tr><td colspan="3" style="display:none"></td><td colspan="3" style="display:none"></td><td colspan="3" style="display:none"></td><td colspan="3" style="display:none"></td><td colspan="3" style="display:none"></td><td colspan="3" style="display:none"></td><td colspan="3" style="display:none"></td><td colspan="3" style="display:none"></td><td colspan="3" style="display:none"></td><td colspan="3" style="display:none"></td><td colspan="3" style="display:none"></td><td colspan="3" style="display:none"></td></tr><tr><td colspan="3" style="display:none"></td><td colspan="3" style="display:none"></td><td colspan="3" style="display:none"></td><td colspan="3" style="display:none"></td><td colspan="3" style="display:none"></td><td colspan="3" style="display:none"></td><td colspan="3" style="display:none"></td><td colspan="3" style="display:none"></td><td colspan="3" style="display:none"></td><td colspan="3" style="display:none"></td><td colspan="3" style="display:none"></td><td colspan="3" style="display:none"></td></tr><tr><td colspan="3" style="display:none"></td><td colspan="3" style="display:none"></td><td colspan="3" style="display:none"></td><td colspan="3" style="display:none"></td><td colspan="3" style="display:none"></td><td colspan="3" style="display:none"></td><td colspan="3" style="display:none"></td><td colspan="3" style="display:none"></td><td colspan="3" style="display:none"></td><td colspan="3" style="display:none"></td><td colspan="3" style="display:none"></td><td colspan="3" style="display:none"></td></tr><tr><td colspan="3" style="display:none"></td><td colspan="3" style="display:none"></td><td colspan="3" style="display:none"></td><td colspan="3" style="display:none"></td><td colspan="3" style="display:none"></td><td colspan="3" style="display:none"></td><td colspan="3" style="display:none"></td><td colspan="3" style="display:none"></td><td colspan="3" style="display:none"></td><td colspan="3" style="display:none"></td><td colspan="3" style="display:none"></td><td colspan="3" style="display:none"></td></tr><tr><td colspan="3" style="display:none"></td><td colspan="3" style="display:none"></td><td colspan="3" style="display:none"></td><td colspan="3" style="display:none"></td><td colspan="3" style="display:none"></td><td colspan="3" style="display:none"></td><td colspan="3" style="display:none"></td><td colspan="3" style="display:none"></td><td colspan="3" style="display:none"></td><td colspan="3" style="display:none"></td><td colspan="3" style="display:none"></td><td colspan="3" style="display:none"></td></tr><tr><td colspan="3" style="display:none"></td><td colspan="3" style="display:none"></td><td colspan="3" style="display:none"></td><td colspan="3" style="display:none"></td><td colspan="3" style="display:none"></td><td colspan="3" style="display:none"></td><td colspan="3" style="display:none"></td><td colspan="3" style="display:none"></td><td colspan="3" style="display:none"></td><td colspan="3" style="display:none"></td><td colspan="3" style="display:none"></td><td colspan="3" style="display:none"></td></tr><tr><td colspan="3" style="display:none"></td><td colspan="3" style="display:none"></td><td colspan="3" style="display:none"></td><td colspan="3" style="display:none"></td><td colspan="3" style="display:none"></td><td colspan="3" style="display:none"></td><td colspan="3" style="display:none"></td><td colspan="3" style="display:none"></td><td colspan="3" style="display:none"></td><td colspan="3" style="display:none"></td><td colspan="3" style="display:none"></td><td colspan="3" style="display:none"></td></tr><tr><td colspan="3" style="display:none"></td><td colspan="3" style="display:none"></td><td colspan="3" style="display:none"></td><td colspan="3" style="display:none"></td><td colspan="3" style="display:none"></td><td colspan="3" style="display:none"></td><td colspan="3" style="display:none"></td><td colspan="3" style="display:none"></td><td colspan="3" style="display:none"></td><td colspan="3" style="display:none"></td><td colspan="3" style="display:none"></td><td colspan="3" style="display:none"></td></tr><tr><td colspan="3" style="display:none"></td><td colspan="3" style="display:none"></td><td colspan="3" style="display:none"></td><td colspan="3" style="display:none"></td><td colspan="3" style="display:none"></td><td colspan="3" style="display:none"></td><td colspan="3" style="display:none"></td><td colspan="3" style="display:none"></td><td colspan="3" style="display:none"></td><td colspan="3" style="display:none"></td><td colspan="3" style="display:none"></td><td colspan="3" style="display:none"></td></tr><tr><td colspan="3" style="display:none"></td><td colspan="3" style="display:none"></td><td colspan="3" style="display:none"></td><td colspan="3" style="display:none"></td><td colspan="3" style="display:none"></td><td colspan="3" style="display:none"></td><td colspan="3" style="display:none"></td><td colspan="3" style="display:none"></td><td colspan="3" style="display:none"></td><td colspan="3" style="display:none"></td><td colspan="3" style="display:none"></td><td colspan="3" style="display:none"></td></tr><tr><td colspan="3" style="display:none"></td><td colspan="3" style="display:none"></td><td colspan="3" style="display:none"></td><td colspan="3" style="display:none"></td><td colspan="3" style="display:none"></td><td colspan="3" style="display:none"></td><td colspan="3" style="display:none"></td><td colspan="3" style="display:none"></td><td colspan="3" style="display:none"></td><td colspan="3" style="display:none"></td><td colspan="3" style="display:none"></td><td colspan="3" style="display:none"></td></tr></table><span style="color:#000000;font-family:'Times New Roman',sans-serif;font-size:10pt;font-weight:400;line-height:120%">&#160;</span></div><div style="margin-top:12pt"><ix:footnote id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN18zMS9mcmFnOjM1NjIwNzI5NTQ3OTRmZGE5MmQ3MjhhZWI5MjFmNTQyL3RleHRyZWdpb246MzU2MjA3Mjk1NDc5NGZkYTkyZDcyOGFlYjkyMWY1NDJfMTM5_dbd9f3bb-929f-472d-99da-91ed4ee79117" footnoteRole="http://www.xbrl.org/2003/role/footnote"><table style="border-collapse:collapse;display:inline-table;margin-bottom:5pt;vertical-align:text-bottom;width:100.000%"><tr><td style="width:1.0%"></td><td style="width:74.872%"></td><td style="width:0.1%"></td><td style="width:1.0%"></td><td style="width:10.011%"></td><td style="width:0.1%"></td><td style="width:0.1%"></td><td style="width:1.605%"></td><td style="width:0.1%"></td><td style="width:1.0%"></td><td style="width:10.012%"></td><td style="width:0.1%"></td></tr><tr><td colspan="12" style="padding:2px 1pt;text-align:left;vertical-align:bottom"><div><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:4.55pt;font-weight:400;line-height:120%;position:relative;top:-2.44pt;vertical-align:baseline">1</span><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:7pt;font-weight:400;line-height:120%">Accumulated Other Comprehensive Income (Loss) as of March 31, 2021 and December 31, 2020 is comprised of the following:</span></div></td></tr><tr><td colspan="3" style="padding:2px 1pt;text-align:left;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:7pt;font-style:italic;font-weight:700;line-height:120%">(in thousands)</span></td><td colspan="3" style="padding:2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:7pt;font-weight:700;line-height:120%">March 31,<br/>2021</span></td><td colspan="3" style="padding:0 1pt"></td><td colspan="3" style="padding:2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:7pt;font-weight:700;line-height:120%">December 31,<br/>2020</span></td></tr><tr style="height:3pt"><td colspan="3" style="border-top:1pt solid #000;padding:0 1pt"></td><td colspan="3" style="border-top:1pt solid #000;padding:0 1pt"></td><td colspan="3" style="border-top:1pt solid #000;padding:0 1pt"></td><td colspan="3" style="border-top:1pt solid #000;padding:0 1pt"></td></tr><tr><td colspan="3" style="background-color:#dbdbdb;padding:2px 1pt;text-align:left;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:7pt;font-weight:700;line-height:120%">Unrealized Gain (Loss) on Available-for-Sale Debt Securities:</span></td><td colspan="3" style="background-color:#dbdbdb;padding:2px 1pt;text-align:left;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:7pt;font-weight:400;line-height:120%">&#160;</span></td><td colspan="3" style="background-color:#dbdbdb;padding:0 1pt"></td><td colspan="3" style="background-color:#dbdbdb;padding:2px 1pt;text-align:left;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:7pt;font-weight:400;line-height:120%">&#160;</span></td></tr><tr><td colspan="3" style="background-color:#ffffff;padding:2px 1pt 2px 7.75pt;text-align:left;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:7pt;font-weight:400;line-height:120%">Before Tax</span></td><td style="background-color:#ffffff;padding:2px 0 2px 1pt;text-align:left;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:7pt;font-weight:700;line-height:120%">$</span></td><td style="background-color:#ffffff;padding:2px 0;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:7pt;font-weight:700;line-height:120%"><ix:nonFraction unitRef="usd" contextRef="i17bace7121ba45ccadfa01000ba66467_I20210331" decimals="-3" name="us-gaap:AociBeforeTaxAttributableToParent" scale="3" id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN18zMS9mcmFnOjM1NjIwNzI5NTQ3OTRmZGE5MmQ3MjhhZWI5MjFmNTQyL3RhYmxlOmRkYThkNzhmNWYyNDRkZWFhZjQyNDEyOGUxZTkxMWRiL3RhYmxlcmFuZ2U6ZGRhOGQ3OGY1ZjI0NGRlYWFmNDI0MTI4ZTFlOTExZGJfMy0xLTEtMS0w_b1910633-5b7d-4a28-85e8-7efd9f23ae4c">220</ix:nonFraction></span><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:7pt;font-weight:400;line-height:120%">&#160;</span></td><td style="background-color:#ffffff;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"></td><td colspan="3" style="background-color:#ffffff;padding:0 1pt"></td><td style="background-color:#ffffff;padding:2px 0 2px 1pt;text-align:left;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:7pt;font-weight:400;line-height:120%">$</span></td><td style="background-color:#ffffff;padding:2px 0;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:7pt;font-weight:400;line-height:120%"><ix:nonFraction unitRef="usd" contextRef="ib2ba0f8a70214b0bb53951de09f8c7a0_I20201231" decimals="-3" name="us-gaap:AociBeforeTaxAttributableToParent" scale="3" id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN18zMS9mcmFnOjM1NjIwNzI5NTQ3OTRmZGE5MmQ3MjhhZWI5MjFmNTQyL3RhYmxlOmRkYThkNzhmNWYyNDRkZWFhZjQyNDEyOGUxZTkxMWRiL3RhYmxlcmFuZ2U6ZGRhOGQ3OGY1ZjI0NGRlYWFmNDI0MTI4ZTFlOTExZGJfMy0zLTEtMS0w_99b07840-e26c-40f3-b78b-0af0c93becdd">265</ix:nonFraction>&#160;</span></td><td style="background-color:#ffffff;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"></td></tr><tr><td colspan="3" style="background-color:#dbdbdb;padding:2px 1pt 2px 7.75pt;text-align:left;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:7pt;font-weight:400;line-height:120%">Tax Effect</span></td><td colspan="2" style="background-color:#dbdbdb;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:7pt;font-weight:700;line-height:120%">(<ix:nonFraction unitRef="usd" contextRef="i17bace7121ba45ccadfa01000ba66467_I20210331" decimals="-3" name="us-gaap:AociTaxAttributableToParent" scale="3" id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN18zMS9mcmFnOjM1NjIwNzI5NTQ3OTRmZGE5MmQ3MjhhZWI5MjFmNTQyL3RhYmxlOmRkYThkNzhmNWYyNDRkZWFhZjQyNDEyOGUxZTkxMWRiL3RhYmxlcmFuZ2U6ZGRhOGQ3OGY1ZjI0NGRlYWFmNDI0MTI4ZTFlOTExZGJfNC0xLTEtMS0w_de0d0d7c-5208-4c73-9103-aad920863304">46</ix:nonFraction>)</span></td><td style="background-color:#dbdbdb;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"></td><td colspan="3" style="background-color:#dbdbdb;padding:0 1pt"></td><td colspan="2" style="background-color:#dbdbdb;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:7pt;font-weight:400;line-height:120%">(<ix:nonFraction unitRef="usd" contextRef="ib2ba0f8a70214b0bb53951de09f8c7a0_I20201231" decimals="-3" name="us-gaap:AociTaxAttributableToParent" scale="3" id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN18zMS9mcmFnOjM1NjIwNzI5NTQ3OTRmZGE5MmQ3MjhhZWI5MjFmNTQyL3RhYmxlOmRkYThkNzhmNWYyNDRkZWFhZjQyNDEyOGUxZTkxMWRiL3RhYmxlcmFuZ2U6ZGRhOGQ3OGY1ZjI0NGRlYWFmNDI0MTI4ZTFlOTExZGJfNC0zLTEtMS0w_d89603a1-7c38-4231-be85-9481c98c97a8">56</ix:nonFraction>)</span></td><td style="background-color:#dbdbdb;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"></td></tr><tr><td colspan="3" style="background-color:#ffffff;border-top:1pt solid #000;padding:2px 1pt 2px 13pt;text-align:left;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:7pt;font-weight:400;line-height:120%">Unrealized Gain (Loss) on Available-for-Sale Debt, net of tax</span></td><td colspan="2" style="background-color:#ffffff;border-top:1pt solid #000;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:7pt;font-weight:700;line-height:120%"><ix:nonFraction unitRef="usd" contextRef="i17bace7121ba45ccadfa01000ba66467_I20210331" decimals="-3" name="us-gaap:StockholdersEquity" scale="3" id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN18zMS9mcmFnOjM1NjIwNzI5NTQ3OTRmZGE5MmQ3MjhhZWI5MjFmNTQyL3RhYmxlOmRkYThkNzhmNWYyNDRkZWFhZjQyNDEyOGUxZTkxMWRiL3RhYmxlcmFuZ2U6ZGRhOGQ3OGY1ZjI0NGRlYWFmNDI0MTI4ZTFlOTExZGJfNi0xLTEtMS0w_415f81de-ad12-4295-8a6c-bd3ed8109026">174</ix:nonFraction></span><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:7pt;font-weight:400;line-height:120%">&#160;</span></td><td style="background-color:#ffffff;border-top:1pt solid #000;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"></td><td colspan="3" style="background-color:#ffffff;border-top:1pt solid #000;padding:0 1pt"></td><td colspan="2" style="background-color:#ffffff;border-top:1pt solid #000;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:7pt;font-weight:400;line-height:120%"><ix:nonFraction unitRef="usd" contextRef="ib2ba0f8a70214b0bb53951de09f8c7a0_I20201231" decimals="-3" name="us-gaap:StockholdersEquity" scale="3" id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN18zMS9mcmFnOjM1NjIwNzI5NTQ3OTRmZGE5MmQ3MjhhZWI5MjFmNTQyL3RhYmxlOmRkYThkNzhmNWYyNDRkZWFhZjQyNDEyOGUxZTkxMWRiL3RhYmxlcmFuZ2U6ZGRhOGQ3OGY1ZjI0NGRlYWFmNDI0MTI4ZTFlOTExZGJfNi0zLTEtMS0w_b0fe966a-482c-4190-af45-a0648f71c379">209</ix:nonFraction>&#160;</span></td><td style="background-color:#ffffff;border-top:1pt solid #000;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"></td></tr><tr><td colspan="3" style="background-color:#dbdbdb;padding:2px 1pt;text-align:left;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:7pt;font-weight:700;line-height:120%">Unamortized Actuarial Losses and Prior Service Costs Related to Pension and Postretirement Benefits:</span></td><td colspan="3" style="background-color:#dbdbdb;padding:0 1pt"></td><td colspan="3" style="background-color:#dbdbdb;padding:0 1pt"></td><td colspan="3" style="background-color:#dbdbdb;padding:0 1pt"></td></tr><tr><td colspan="3" style="background-color:#ffffff;padding:2px 1pt 2px 7.75pt;text-align:left;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:7pt;font-weight:400;line-height:120%">Before Tax</span></td><td colspan="2" style="background-color:#ffffff;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:7pt;font-weight:700;line-height:120%">(<ix:nonFraction unitRef="usd" contextRef="i37908411a4794c6798dc4b6e64c06097_I20210331" decimals="-3" sign="-" format="ixt:numdotdecimal" name="us-gaap:AociBeforeTaxAttributableToParent" scale="3" id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN18zMS9mcmFnOjM1NjIwNzI5NTQ3OTRmZGE5MmQ3MjhhZWI5MjFmNTQyL3RhYmxlOmRkYThkNzhmNWYyNDRkZWFhZjQyNDEyOGUxZTkxMWRiL3RhYmxlcmFuZ2U6ZGRhOGQ3OGY1ZjI0NGRlYWFmNDI0MTI4ZTFlOTExZGJfOC0xLTEtMS0w_76e85ca2-7109-414d-bb00-b700b6de374b">11,590</ix:nonFraction>)</span></td><td style="background-color:#ffffff;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"></td><td colspan="3" style="background-color:#ffffff;padding:0 1pt"></td><td colspan="2" style="background-color:#ffffff;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:7pt;font-weight:400;line-height:120%">(<ix:nonFraction unitRef="usd" contextRef="i92664cd13ccb4ff2aba8aa2ef0a2feae_I20201231" decimals="-3" sign="-" format="ixt:numdotdecimal" name="us-gaap:AociBeforeTaxAttributableToParent" scale="3" id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN18zMS9mcmFnOjM1NjIwNzI5NTQ3OTRmZGE5MmQ3MjhhZWI5MjFmNTQyL3RhYmxlOmRkYThkNzhmNWYyNDRkZWFhZjQyNDEyOGUxZTkxMWRiL3RhYmxlcmFuZ2U6ZGRhOGQ3OGY1ZjI0NGRlYWFmNDI0MTI4ZTFlOTExZGJfOC0zLTEtMS0w_82a8b99e-e9ad-470c-85e5-1db8881eeef5">11,793</ix:nonFraction>)</span></td><td style="background-color:#ffffff;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"></td></tr><tr><td colspan="3" style="background-color:#dbdbdb;padding:2px 1pt 2px 7.75pt;text-align:left;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:7pt;font-weight:400;line-height:120%">Tax Effect</span></td><td colspan="2" style="background-color:#dbdbdb;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:7pt;font-weight:700;line-height:120%"><ix:nonFraction unitRef="usd" contextRef="i37908411a4794c6798dc4b6e64c06097_I20210331" decimals="-3" sign="-" format="ixt:numdotdecimal" name="us-gaap:AociTaxAttributableToParent" scale="3" id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN18zMS9mcmFnOjM1NjIwNzI5NTQ3OTRmZGE5MmQ3MjhhZWI5MjFmNTQyL3RhYmxlOmRkYThkNzhmNWYyNDRkZWFhZjQyNDEyOGUxZTkxMWRiL3RhYmxlcmFuZ2U6ZGRhOGQ3OGY1ZjI0NGRlYWFmNDI0MTI4ZTFlOTExZGJfOS0xLTEtMS0w_4f7a1847-de1d-47cd-a507-b699c28229af">3,024</ix:nonFraction></span><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:7pt;font-weight:400;line-height:120%">&#160;</span></td><td style="background-color:#dbdbdb;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"></td><td colspan="3" style="background-color:#dbdbdb;padding:0 1pt"></td><td colspan="2" style="background-color:#dbdbdb;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:7pt;font-weight:400;line-height:120%"><ix:nonFraction unitRef="usd" contextRef="i92664cd13ccb4ff2aba8aa2ef0a2feae_I20201231" decimals="-3" sign="-" format="ixt:numdotdecimal" name="us-gaap:AociTaxAttributableToParent" scale="3" id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN18zMS9mcmFnOjM1NjIwNzI5NTQ3OTRmZGE5MmQ3MjhhZWI5MjFmNTQyL3RhYmxlOmRkYThkNzhmNWYyNDRkZWFhZjQyNDEyOGUxZTkxMWRiL3RhYmxlcmFuZ2U6ZGRhOGQ3OGY1ZjI0NGRlYWFmNDI0MTI4ZTFlOTExZGJfOS0zLTEtMS0w_e31b6994-3ec5-444a-a215-0884884862f3">3,077</ix:nonFraction>&#160;</span></td><td style="background-color:#dbdbdb;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"></td></tr><tr><td colspan="3" style="background-color:#ffffff;border-top:1pt solid #000;padding:2px 1pt 2px 11.5pt;text-align:left;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:7pt;font-weight:400;line-height:120%">Unamortized Actuarial Losses and Prior Service Costs Related to Pension and Postretirement Benefits, net of tax</span></td><td colspan="2" style="background-color:#ffffff;border-top:1pt solid #000;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:7pt;font-weight:700;line-height:120%">(<ix:nonFraction unitRef="usd" contextRef="i37908411a4794c6798dc4b6e64c06097_I20210331" decimals="-3" sign="-" format="ixt:numdotdecimal" name="us-gaap:StockholdersEquity" scale="3" id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN18zMS9mcmFnOjM1NjIwNzI5NTQ3OTRmZGE5MmQ3MjhhZWI5MjFmNTQyL3RhYmxlOmRkYThkNzhmNWYyNDRkZWFhZjQyNDEyOGUxZTkxMWRiL3RhYmxlcmFuZ2U6ZGRhOGQ3OGY1ZjI0NGRlYWFmNDI0MTI4ZTFlOTExZGJfMTEtMS0xLTEtMA_0c20aeae-f310-4d02-b535-68ac5a0e1978">8,566</ix:nonFraction>)</span></td><td style="background-color:#ffffff;border-top:1pt solid #000;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"></td><td colspan="3" style="background-color:#ffffff;border-top:1pt solid #000;padding:0 1pt"></td><td colspan="2" style="background-color:#ffffff;border-top:1pt solid #000;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:7pt;font-weight:400;line-height:120%">(<ix:nonFraction unitRef="usd" contextRef="i92664cd13ccb4ff2aba8aa2ef0a2feae_I20201231" decimals="-3" sign="-" format="ixt:numdotdecimal" name="us-gaap:StockholdersEquity" scale="3" id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN18zMS9mcmFnOjM1NjIwNzI5NTQ3OTRmZGE5MmQ3MjhhZWI5MjFmNTQyL3RhYmxlOmRkYThkNzhmNWYyNDRkZWFhZjQyNDEyOGUxZTkxMWRiL3RhYmxlcmFuZ2U6ZGRhOGQ3OGY1ZjI0NGRlYWFmNDI0MTI4ZTFlOTExZGJfMTEtMy0xLTEtMA_0020e032-5713-4db7-9639-843889459bd0">8,716</ix:nonFraction>)</span></td><td style="background-color:#ffffff;border-top:1pt solid #000;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"></td></tr><tr><td colspan="3" style="background-color:#dbdbdb;padding:2px 1pt;text-align:left;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:7pt;font-weight:700;line-height:120%">Accumulated Other Comprehensive Loss:</span></td><td colspan="3" style="background-color:#dbdbdb;padding:0 1pt"></td><td colspan="3" style="background-color:#dbdbdb;padding:0 1pt"></td><td colspan="3" style="background-color:#dbdbdb;padding:0 1pt"></td></tr><tr><td colspan="3" style="background-color:#ffffff;padding:2px 1pt 2px 7.75pt;text-align:left;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:7pt;font-weight:400;line-height:120%">Before Tax</span></td><td colspan="2" style="background-color:#ffffff;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:7pt;font-weight:700;line-height:120%">(<ix:nonFraction unitRef="usd" contextRef="i6c5a3ead2b2c40dd88cf8223d4c3b46b_I20210331" decimals="-3" sign="-" format="ixt:numdotdecimal" name="us-gaap:AociBeforeTaxAttributableToParent" scale="3" id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN18zMS9mcmFnOjM1NjIwNzI5NTQ3OTRmZGE5MmQ3MjhhZWI5MjFmNTQyL3RhYmxlOmRkYThkNzhmNWYyNDRkZWFhZjQyNDEyOGUxZTkxMWRiL3RhYmxlcmFuZ2U6ZGRhOGQ3OGY1ZjI0NGRlYWFmNDI0MTI4ZTFlOTExZGJfMTMtMS0xLTEtMA_aa380ae2-e490-4d94-889e-8c7ba5665255">11,370</ix:nonFraction>)</span></td><td style="background-color:#ffffff;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"></td><td colspan="3" style="background-color:#ffffff;padding:0 1pt"></td><td colspan="2" style="background-color:#ffffff;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:7pt;font-weight:400;line-height:120%">(<ix:nonFraction unitRef="usd" contextRef="i56afa85b9e9e44b6869b318a489369da_I20201231" decimals="-3" sign="-" format="ixt:numdotdecimal" name="us-gaap:AociBeforeTaxAttributableToParent" scale="3" id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN18zMS9mcmFnOjM1NjIwNzI5NTQ3OTRmZGE5MmQ3MjhhZWI5MjFmNTQyL3RhYmxlOmRkYThkNzhmNWYyNDRkZWFhZjQyNDEyOGUxZTkxMWRiL3RhYmxlcmFuZ2U6ZGRhOGQ3OGY1ZjI0NGRlYWFmNDI0MTI4ZTFlOTExZGJfMTMtMy0xLTEtMA_e1f92c42-4746-45b7-a632-023ac54db109">11,528</ix:nonFraction>)</span></td><td style="background-color:#ffffff;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"></td></tr><tr><td colspan="3" style="background-color:#dbdbdb;padding:2px 1pt 2px 7.75pt;text-align:left;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:7pt;font-weight:400;line-height:120%">Tax Effect</span></td><td colspan="2" style="background-color:#dbdbdb;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:7pt;font-weight:700;line-height:120%"><ix:nonFraction unitRef="usd" contextRef="i6c5a3ead2b2c40dd88cf8223d4c3b46b_I20210331" decimals="-3" sign="-" format="ixt:numdotdecimal" name="us-gaap:AociTaxAttributableToParent" scale="3" id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN18zMS9mcmFnOjM1NjIwNzI5NTQ3OTRmZGE5MmQ3MjhhZWI5MjFmNTQyL3RhYmxlOmRkYThkNzhmNWYyNDRkZWFhZjQyNDEyOGUxZTkxMWRiL3RhYmxlcmFuZ2U6ZGRhOGQ3OGY1ZjI0NGRlYWFmNDI0MTI4ZTFlOTExZGJfMTQtMS0xLTEtMA_2e068385-29e5-411c-b354-ef1599c74f34">2,978</ix:nonFraction></span><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:7pt;font-weight:400;line-height:120%">&#160;</span></td><td style="background-color:#dbdbdb;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"></td><td colspan="3" style="background-color:#dbdbdb;padding:0 1pt"></td><td colspan="2" style="background-color:#dbdbdb;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:7pt;font-weight:400;line-height:120%"><ix:nonFraction unitRef="usd" contextRef="i56afa85b9e9e44b6869b318a489369da_I20201231" decimals="-3" sign="-" format="ixt:numdotdecimal" name="us-gaap:AociTaxAttributableToParent" scale="3" id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN18zMS9mcmFnOjM1NjIwNzI5NTQ3OTRmZGE5MmQ3MjhhZWI5MjFmNTQyL3RhYmxlOmRkYThkNzhmNWYyNDRkZWFhZjQyNDEyOGUxZTkxMWRiL3RhYmxlcmFuZ2U6ZGRhOGQ3OGY1ZjI0NGRlYWFmNDI0MTI4ZTFlOTExZGJfMTQtMy0xLTEtMA_98573930-d34e-49ce-ab06-257ce993477b">3,021</ix:nonFraction>&#160;</span></td><td style="background-color:#dbdbdb;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"></td></tr><tr><td colspan="3" style="background-color:#ffffff;border-bottom:1pt solid #000;border-top:1pt solid #000;padding:2px 1pt 2px 13pt;text-align:left;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:7pt;font-weight:700;line-height:120%">Net Accumulated Other Comprehensive Loss</span></td><td style="background-color:#ffffff;border-bottom:1pt solid #000;border-top:1pt solid #000;padding:2px 0 2px 1pt;text-align:left;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:7pt;font-weight:700;line-height:120%">$</span></td><td style="background-color:#ffffff;border-bottom:1pt solid #000;border-top:1pt solid #000;padding:2px 0;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:7pt;font-weight:700;line-height:120%">(<ix:nonFraction unitRef="usd" contextRef="i6c5a3ead2b2c40dd88cf8223d4c3b46b_I20210331" decimals="-3" sign="-" format="ixt:numdotdecimal" name="us-gaap:StockholdersEquity" scale="3" id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN18zMS9mcmFnOjM1NjIwNzI5NTQ3OTRmZGE5MmQ3MjhhZWI5MjFmNTQyL3RhYmxlOmRkYThkNzhmNWYyNDRkZWFhZjQyNDEyOGUxZTkxMWRiL3RhYmxlcmFuZ2U6ZGRhOGQ3OGY1ZjI0NGRlYWFmNDI0MTI4ZTFlOTExZGJfMTYtMS0xLTEtMA_16238ea5-5781-4191-84b8-38a0ced03de1">8,392</ix:nonFraction>)</span></td><td style="background-color:#ffffff;border-bottom:1pt solid #000;border-top:1pt solid #000;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"></td><td colspan="3" style="background-color:#ffffff;border-bottom:1pt solid #000;border-top:1pt solid #000;padding:0 1pt"></td><td style="background-color:#ffffff;border-bottom:1pt solid #000;border-top:1pt solid #000;padding:2px 0 2px 1pt;text-align:left;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:7pt;font-weight:400;line-height:120%">$</span></td><td style="background-color:#ffffff;border-bottom:1pt solid #000;border-top:1pt solid #000;padding:2px 0;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:7pt;font-weight:400;line-height:120%">(<ix:nonFraction unitRef="usd" contextRef="i56afa85b9e9e44b6869b318a489369da_I20201231" decimals="-3" sign="-" format="ixt:numdotdecimal" name="us-gaap:StockholdersEquity" scale="3" id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN18zMS9mcmFnOjM1NjIwNzI5NTQ3OTRmZGE5MmQ3MjhhZWI5MjFmNTQyL3RhYmxlOmRkYThkNzhmNWYyNDRkZWFhZjQyNDEyOGUxZTkxMWRiL3RhYmxlcmFuZ2U6ZGRhOGQ3OGY1ZjI0NGRlYWFmNDI0MTI4ZTFlOTExZGJfMTYtMy0xLTEtMA_b61f1bb2-4eb4-4b58-a800-047a74bb8e4d">8,507</ix:nonFraction>)</span></td><td style="background-color:#ffffff;border-bottom:1pt solid #000;border-top:1pt solid #000;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"></td></tr></table></ix:footnote></div><div style="margin-top:12pt;text-align:right"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-style:italic;font-weight:400;line-height:120%">See accompanying notes to consolidated financial statements.</span></div><div style="height:54pt;position:relative;width:100%"><div style="bottom:0;position:absolute;width:100%"><div style="text-align:right"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:9pt;font-weight:400;line-height:120%">6</span></div></div></div><div id="i3ccd65d188014ef19fc37bf6a1f38117_34"></div><hr style="page-break-after:always"/><div style="min-height:54pt;width:100%"><div><span style="color:#0000ff;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%;text-decoration:underline"><a style="color:#0000ff;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%;text-decoration:underline" href="#i3ccd65d188014ef19fc37bf6a1f38117_7">Table of </a><a style="color:#0000ff;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%;text-decoration:underline" href="#i3ccd65d188014ef19fc37bf6a1f38117_7">Contents</a></span></div></div><div style="margin-top:5pt"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:12pt;font-style:italic;font-weight:700;line-height:120%">OTTER TAIL CORPORATION</span></div><div style="margin-bottom:3pt"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:10pt;font-weight:700;line-height:120%">CONSOLIDATED STATEMENTS OF CASH FLOWS</span><table style="border-collapse:collapse;display:inline-table;margin-bottom:5pt;vertical-align:text-bottom;width:100.000%"><tr><td style="width:1.0%"></td><td style="width:73.066%"></td><td style="width:0.1%"></td><td style="width:1.0%"></td><td style="width:9.038%"></td><td style="width:0.1%"></td><td style="width:1.0%"></td><td style="width:4.455%"></td><td style="width:0.1%"></td><td style="width:1.0%"></td><td style="width:9.041%"></td><td style="width:0.1%"></td></tr><tr><td colspan="3" style="padding:0 1pt"></td><td colspan="9" style="padding:2px 1pt;text-align:center;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-style:italic;font-weight:700;line-height:120%">Three Months Ended March 31,</span></td></tr><tr><td colspan="3" style="padding:2px 1pt;text-align:left;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-style:italic;font-weight:700;line-height:120%">(in thousands)</span></td><td colspan="3" style="border-top:1pt solid #000;padding:2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-style:italic;font-weight:700;line-height:120%">2021</span></td><td colspan="3" style="border-top:1pt solid #000;padding:0 1pt"></td><td colspan="3" style="border-top:1pt solid #000;padding:2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-style:italic;font-weight:700;line-height:120%">2020</span></td></tr><tr style="height:3pt"><td colspan="3" style="border-top:1pt solid #000;padding:0 1pt"></td><td colspan="3" style="border-top:1pt solid #000;padding:0 1pt"></td><td colspan="3" style="border-top:1pt solid #000;padding:0 1pt"></td><td colspan="3" style="border-top:1pt solid #000;padding:0 1pt"></td></tr><tr><td colspan="3" style="background-color:#dbdbdb;padding:2px 1pt;text-align:left;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:120%">Operating Activities</span></td><td colspan="3" style="background-color:#dbdbdb;padding:2px 1pt;text-align:left;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:120%">&#160;</span></td><td colspan="3" style="background-color:#dbdbdb;padding:0 1pt"></td><td colspan="3" style="background-color:#dbdbdb;padding:2px 1pt;text-align:left;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:120%">&#160;</span></td></tr><tr><td colspan="3" style="background-color:#ffffff;padding:2px 1pt 2px 7.75pt;text-align:left;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">Net Income</span></td><td style="background-color:#ffffff;padding:2px 0 2px 1pt;text-align:left;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:120%">$</span></td><td style="background-color:#ffffff;padding:2px 0;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:120%"><ix:nonFraction unitRef="usd" contextRef="i3a76d1213b09470fa8c6c3f49fa75d98_D20210101-20210331" decimals="-3" format="ixt:numdotdecimal" name="us-gaap:NetIncomeLoss" scale="3" id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN18zNC9mcmFnOmFlNjhhODYwZmFlZTQ5MTNiNjRkNzNiODk4NmRhMDA4L3RhYmxlOmRkNGNhMmUxMjFhZTRjNWFiYTFhZDQzYzYyODZmYjc5L3RhYmxlcmFuZ2U6ZGQ0Y2EyZTEyMWFlNGM1YWJhMWFkNDNjNjI4NmZiNzlfNC0xLTEtMS0w_5ff584e0-ccbb-4448-ad34-693388a1163f">30,329</ix:nonFraction></span><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">&#160;</span></td><td style="background-color:#ffffff;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"></td><td colspan="3" style="background-color:#ffffff;padding:0 1pt"></td><td style="background-color:#ffffff;padding:2px 0 2px 1pt;text-align:left;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">$</span></td><td style="background-color:#ffffff;padding:2px 0;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%"><ix:nonFraction unitRef="usd" contextRef="i052d02afe6704673b1b47c9fbf47ec24_D20200101-20200331" decimals="-3" format="ixt:numdotdecimal" name="us-gaap:NetIncomeLoss" scale="3" id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN18zNC9mcmFnOmFlNjhhODYwZmFlZTQ5MTNiNjRkNzNiODk4NmRhMDA4L3RhYmxlOmRkNGNhMmUxMjFhZTRjNWFiYTFhZDQzYzYyODZmYjc5L3RhYmxlcmFuZ2U6ZGQ0Y2EyZTEyMWFlNGM1YWJhMWFkNDNjNjI4NmZiNzlfNC0zLTEtMS0w_f570be1f-982b-40eb-8ffa-be542afe80df">24,268</ix:nonFraction>&#160;</span></td><td style="background-color:#ffffff;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"></td></tr><tr><td colspan="3" style="background-color:#dbdbdb;padding:2px 1pt 2px 16.75pt;text-align:left;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">Adjustments to Reconcile Net Income to Net Cash Provided by Operating Activities:</span></td><td colspan="3" style="background-color:#dbdbdb;padding:0 1pt"></td><td colspan="3" style="background-color:#dbdbdb;padding:0 1pt"></td><td colspan="3" style="background-color:#dbdbdb;padding:0 1pt"></td></tr><tr><td colspan="3" style="background-color:#ffffff;padding:2px 1pt 2px 19pt;text-align:left;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">Depreciation and Amortization</span></td><td colspan="2" style="background-color:#ffffff;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:120%"><ix:nonFraction unitRef="usd" contextRef="i3a76d1213b09470fa8c6c3f49fa75d98_D20210101-20210331" decimals="-3" format="ixt:numdotdecimal" name="us-gaap:DepreciationDepletionAndAmortization" scale="3" id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN18zNC9mcmFnOmFlNjhhODYwZmFlZTQ5MTNiNjRkNzNiODk4NmRhMDA4L3RhYmxlOmRkNGNhMmUxMjFhZTRjNWFiYTFhZDQzYzYyODZmYjc5L3RhYmxlcmFuZ2U6ZGQ0Y2EyZTEyMWFlNGM1YWJhMWFkNDNjNjI4NmZiNzlfNi0xLTEtMS0w_57e37a41-576b-4e6f-9287-42699fea6fbc">22,126</ix:nonFraction></span><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">&#160;</span></td><td style="background-color:#ffffff;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"></td><td colspan="3" style="background-color:#ffffff;padding:0 1pt"></td><td colspan="2" style="background-color:#ffffff;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%"><ix:nonFraction unitRef="usd" contextRef="i052d02afe6704673b1b47c9fbf47ec24_D20200101-20200331" decimals="-3" format="ixt:numdotdecimal" name="us-gaap:DepreciationDepletionAndAmortization" scale="3" id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN18zNC9mcmFnOmFlNjhhODYwZmFlZTQ5MTNiNjRkNzNiODk4NmRhMDA4L3RhYmxlOmRkNGNhMmUxMjFhZTRjNWFiYTFhZDQzYzYyODZmYjc5L3RhYmxlcmFuZ2U6ZGQ0Y2EyZTEyMWFlNGM1YWJhMWFkNDNjNjI4NmZiNzlfNi0zLTEtMS0w_900f1014-0aa3-4498-b90c-06263ca01560">20,399</ix:nonFraction>&#160;</span></td><td style="background-color:#ffffff;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"></td></tr><tr><td colspan="3" style="background-color:#dbdbdb;padding:2px 1pt 2px 19pt;text-align:left;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">Deferred Tax Credits</span></td><td colspan="2" style="background-color:#dbdbdb;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:120%">(<ix:nonFraction unitRef="usd" contextRef="i3a76d1213b09470fa8c6c3f49fa75d98_D20210101-20210331" decimals="-3" sign="-" name="us-gaap:IncomeTaxCreditsAndAdjustments" scale="3" id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN18zNC9mcmFnOmFlNjhhODYwZmFlZTQ5MTNiNjRkNzNiODk4NmRhMDA4L3RhYmxlOmRkNGNhMmUxMjFhZTRjNWFiYTFhZDQzYzYyODZmYjc5L3RhYmxlcmFuZ2U6ZGQ0Y2EyZTEyMWFlNGM1YWJhMWFkNDNjNjI4NmZiNzlfNy0xLTEtMS0w_2f9d64fa-7253-4a05-918b-8da4a867bcbd">186</ix:nonFraction>)</span></td><td style="background-color:#dbdbdb;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"></td><td colspan="3" style="background-color:#dbdbdb;padding:0 1pt"></td><td colspan="2" style="background-color:#dbdbdb;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">(<ix:nonFraction unitRef="usd" contextRef="i052d02afe6704673b1b47c9fbf47ec24_D20200101-20200331" decimals="-3" sign="-" name="us-gaap:IncomeTaxCreditsAndAdjustments" scale="3" id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN18zNC9mcmFnOmFlNjhhODYwZmFlZTQ5MTNiNjRkNzNiODk4NmRhMDA4L3RhYmxlOmRkNGNhMmUxMjFhZTRjNWFiYTFhZDQzYzYyODZmYjc5L3RhYmxlcmFuZ2U6ZGQ0Y2EyZTEyMWFlNGM1YWJhMWFkNDNjNjI4NmZiNzlfNy0zLTEtMS0w_1c271c92-59ee-4bd4-b2c3-048332514344">329</ix:nonFraction>)</span></td><td style="background-color:#dbdbdb;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"></td></tr><tr><td colspan="3" style="background-color:#ffffff;padding:2px 1pt 2px 19pt;text-align:left;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">Deferred Income Taxes</span></td><td colspan="2" style="background-color:#ffffff;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:120%"><ix:nonFraction unitRef="usd" contextRef="i3a76d1213b09470fa8c6c3f49fa75d98_D20210101-20210331" decimals="-3" format="ixt:numdotdecimal" name="us-gaap:DeferredIncomeTaxExpenseBenefit" scale="3" id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN18zNC9mcmFnOmFlNjhhODYwZmFlZTQ5MTNiNjRkNzNiODk4NmRhMDA4L3RhYmxlOmRkNGNhMmUxMjFhZTRjNWFiYTFhZDQzYzYyODZmYjc5L3RhYmxlcmFuZ2U6ZGQ0Y2EyZTEyMWFlNGM1YWJhMWFkNDNjNjI4NmZiNzlfOC0xLTEtMS0w_52bbeb7d-df7f-4bd1-9817-e3d02df9052f">5,697</ix:nonFraction></span><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">&#160;</span></td><td style="background-color:#ffffff;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"></td><td colspan="3" style="background-color:#ffffff;padding:0 1pt"></td><td colspan="2" style="background-color:#ffffff;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%"><ix:nonFraction unitRef="usd" contextRef="i052d02afe6704673b1b47c9fbf47ec24_D20200101-20200331" decimals="-3" format="ixt:numdotdecimal" name="us-gaap:DeferredIncomeTaxExpenseBenefit" scale="3" id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN18zNC9mcmFnOmFlNjhhODYwZmFlZTQ5MTNiNjRkNzNiODk4NmRhMDA4L3RhYmxlOmRkNGNhMmUxMjFhZTRjNWFiYTFhZDQzYzYyODZmYjc5L3RhYmxlcmFuZ2U6ZGQ0Y2EyZTEyMWFlNGM1YWJhMWFkNDNjNjI4NmZiNzlfOC0zLTEtMS0w_f71b1d89-14cd-4d66-a872-ac115dfa7625">5,812</ix:nonFraction>&#160;</span></td><td style="background-color:#ffffff;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"></td></tr><tr><td colspan="3" style="background-color:#dbdbdb;padding:2px 1pt 2px 19pt;text-align:left;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">Change in Deferred Debits and Other Assets</span></td><td colspan="2" style="background-color:#dbdbdb;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:120%"><ix:nonFraction unitRef="usd" contextRef="i3a76d1213b09470fa8c6c3f49fa75d98_D20210101-20210331" decimals="-3" name="ottr:IncreaseDecreaseInDeferredChargesAndOtherAssets" scale="3" id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN18zNC9mcmFnOmFlNjhhODYwZmFlZTQ5MTNiNjRkNzNiODk4NmRhMDA4L3RhYmxlOmRkNGNhMmUxMjFhZTRjNWFiYTFhZDQzYzYyODZmYjc5L3RhYmxlcmFuZ2U6ZGQ0Y2EyZTEyMWFlNGM1YWJhMWFkNDNjNjI4NmZiNzlfOS0xLTEtMS0w_dcf8d220-4f6d-46d9-93ab-9570ccd74434">543</ix:nonFraction></span><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">&#160;</span></td><td style="background-color:#dbdbdb;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"></td><td colspan="3" style="background-color:#dbdbdb;padding:0 1pt"></td><td colspan="2" style="background-color:#dbdbdb;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%"><ix:nonFraction unitRef="usd" contextRef="i052d02afe6704673b1b47c9fbf47ec24_D20200101-20200331" decimals="-3" format="ixt:numdotdecimal" name="ottr:IncreaseDecreaseInDeferredChargesAndOtherAssets" scale="3" id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN18zNC9mcmFnOmFlNjhhODYwZmFlZTQ5MTNiNjRkNzNiODk4NmRhMDA4L3RhYmxlOmRkNGNhMmUxMjFhZTRjNWFiYTFhZDQzYzYyODZmYjc5L3RhYmxlcmFuZ2U6ZGQ0Y2EyZTEyMWFlNGM1YWJhMWFkNDNjNjI4NmZiNzlfOS0zLTEtMS0w_abf10aa8-4a1c-46bc-8bd1-0f086f19cc0e">5,087</ix:nonFraction>&#160;</span></td><td style="background-color:#dbdbdb;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"></td></tr><tr><td colspan="3" style="background-color:#ffffff;padding:2px 1pt 2px 19pt;text-align:left;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">Discretionary Contribution to Pension Plan</span></td><td colspan="2" style="background-color:#ffffff;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:120%">(<ix:nonFraction unitRef="usd" contextRef="i3a76d1213b09470fa8c6c3f49fa75d98_D20210101-20210331" decimals="-3" format="ixt:numdotdecimal" name="us-gaap:PensionContributions" scale="3" id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN18zNC9mcmFnOmFlNjhhODYwZmFlZTQ5MTNiNjRkNzNiODk4NmRhMDA4L3RhYmxlOmRkNGNhMmUxMjFhZTRjNWFiYTFhZDQzYzYyODZmYjc5L3RhYmxlcmFuZ2U6ZGQ0Y2EyZTEyMWFlNGM1YWJhMWFkNDNjNjI4NmZiNzlfMTAtMS0xLTEtMA_2580aa39-b390-4ff4-bb44-71982def856e">10,000</ix:nonFraction>)</span></td><td style="background-color:#ffffff;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"></td><td colspan="3" style="background-color:#ffffff;padding:0 1pt"></td><td colspan="2" style="background-color:#ffffff;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">(<ix:nonFraction unitRef="usd" contextRef="i052d02afe6704673b1b47c9fbf47ec24_D20200101-20200331" decimals="-3" format="ixt:numdotdecimal" name="us-gaap:PensionContributions" scale="3" id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN18zNC9mcmFnOmFlNjhhODYwZmFlZTQ5MTNiNjRkNzNiODk4NmRhMDA4L3RhYmxlOmRkNGNhMmUxMjFhZTRjNWFiYTFhZDQzYzYyODZmYjc5L3RhYmxlcmFuZ2U6ZGQ0Y2EyZTEyMWFlNGM1YWJhMWFkNDNjNjI4NmZiNzlfMTAtMy0xLTEtMA_d642dbcb-d896-4471-828b-5ac76b70f491">11,200</ix:nonFraction>)</span></td><td style="background-color:#ffffff;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"></td></tr><tr><td colspan="3" style="background-color:#dbdbdb;padding:2px 1pt 2px 19pt;text-align:left;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">Change in Noncurrent Liabilities and Deferred Credits</span></td><td colspan="2" style="background-color:#dbdbdb;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:120%">(<ix:nonFraction unitRef="usd" contextRef="i3a76d1213b09470fa8c6c3f49fa75d98_D20210101-20210331" decimals="-3" format="ixt:numdotdecimal" name="ottr:IncreaseDecreaseInOtherOperatingLiabilitiesAndIncreaseDecreaseInDeferredLiabilities" scale="3" id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN18zNC9mcmFnOmFlNjhhODYwZmFlZTQ5MTNiNjRkNzNiODk4NmRhMDA4L3RhYmxlOmRkNGNhMmUxMjFhZTRjNWFiYTFhZDQzYzYyODZmYjc5L3RhYmxlcmFuZ2U6ZGQ0Y2EyZTEyMWFlNGM1YWJhMWFkNDNjNjI4NmZiNzlfMTEtMS0xLTEtMA_890af3ea-10bc-49bd-b748-7a3d274a9130">1,804</ix:nonFraction>)</span></td><td style="background-color:#dbdbdb;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"></td><td colspan="3" style="background-color:#dbdbdb;padding:0 1pt"></td><td colspan="2" style="background-color:#dbdbdb;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%"><ix:nonFraction unitRef="usd" contextRef="i052d02afe6704673b1b47c9fbf47ec24_D20200101-20200331" decimals="-3" sign="-" name="ottr:IncreaseDecreaseInOtherOperatingLiabilitiesAndIncreaseDecreaseInDeferredLiabilities" scale="3" id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN18zNC9mcmFnOmFlNjhhODYwZmFlZTQ5MTNiNjRkNzNiODk4NmRhMDA4L3RhYmxlOmRkNGNhMmUxMjFhZTRjNWFiYTFhZDQzYzYyODZmYjc5L3RhYmxlcmFuZ2U6ZGQ0Y2EyZTEyMWFlNGM1YWJhMWFkNDNjNjI4NmZiNzlfMTEtMy0xLTEtMA_60e54d7b-d0f3-4cf4-8655-2ab67e3becbb">860</ix:nonFraction>&#160;</span></td><td style="background-color:#dbdbdb;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"></td></tr><tr><td colspan="3" style="background-color:#ffffff;padding:2px 1pt 2px 19pt;text-align:left;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">Allowance for Equity/Other Funds Used During Construction</span></td><td colspan="2" style="background-color:#ffffff;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:120%">(<ix:nonFraction unitRef="usd" contextRef="i3a76d1213b09470fa8c6c3f49fa75d98_D20210101-20210331" decimals="-3" name="us-gaap:IncreaseDecreaseInAllowanceForEquityFundsUsedDuringConstruction" scale="3" id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN18zNC9mcmFnOmFlNjhhODYwZmFlZTQ5MTNiNjRkNzNiODk4NmRhMDA4L3RhYmxlOmRkNGNhMmUxMjFhZTRjNWFiYTFhZDQzYzYyODZmYjc5L3RhYmxlcmFuZ2U6ZGQ0Y2EyZTEyMWFlNGM1YWJhMWFkNDNjNjI4NmZiNzlfMTItMS0xLTEtMA_401288fb-f71e-49cc-a0d9-2754927d4e21">45</ix:nonFraction>)</span></td><td style="background-color:#ffffff;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"></td><td colspan="3" style="background-color:#ffffff;padding:0 1pt"></td><td colspan="2" style="background-color:#ffffff;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">(<ix:nonFraction unitRef="usd" contextRef="i052d02afe6704673b1b47c9fbf47ec24_D20200101-20200331" decimals="-3" name="us-gaap:IncreaseDecreaseInAllowanceForEquityFundsUsedDuringConstruction" scale="3" id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN18zNC9mcmFnOmFlNjhhODYwZmFlZTQ5MTNiNjRkNzNiODk4NmRhMDA4L3RhYmxlOmRkNGNhMmUxMjFhZTRjNWFiYTFhZDQzYzYyODZmYjc5L3RhYmxlcmFuZ2U6ZGQ0Y2EyZTEyMWFlNGM1YWJhMWFkNDNjNjI4NmZiNzlfMTItMy0xLTEtMA_f86cfd78-fe8d-44bf-9ff3-515636fec6be">791</ix:nonFraction>)</span></td><td style="background-color:#ffffff;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"></td></tr><tr><td colspan="3" style="background-color:#dbdbdb;padding:2px 1pt 2px 19pt;text-align:left;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">Stock Compensation Expense</span></td><td colspan="2" style="background-color:#dbdbdb;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:120%"><ix:nonFraction unitRef="usd" contextRef="i3a76d1213b09470fa8c6c3f49fa75d98_D20210101-20210331" decimals="-3" format="ixt:numdotdecimal" name="us-gaap:ShareBasedCompensation" scale="3" id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN18zNC9mcmFnOmFlNjhhODYwZmFlZTQ5MTNiNjRkNzNiODk4NmRhMDA4L3RhYmxlOmRkNGNhMmUxMjFhZTRjNWFiYTFhZDQzYzYyODZmYjc5L3RhYmxlcmFuZ2U6ZGQ0Y2EyZTEyMWFlNGM1YWJhMWFkNDNjNjI4NmZiNzlfMTMtMS0xLTEtMA_91e1b485-770f-4e49-8ff5-3e55b664334f">4,197</ix:nonFraction></span><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">&#160;</span></td><td style="background-color:#dbdbdb;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"></td><td colspan="3" style="background-color:#dbdbdb;padding:0 1pt"></td><td colspan="2" style="background-color:#dbdbdb;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%"><ix:nonFraction unitRef="usd" contextRef="i052d02afe6704673b1b47c9fbf47ec24_D20200101-20200331" decimals="-3" format="ixt:numdotdecimal" name="us-gaap:ShareBasedCompensation" scale="3" id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN18zNC9mcmFnOmFlNjhhODYwZmFlZTQ5MTNiNjRkNzNiODk4NmRhMDA4L3RhYmxlOmRkNGNhMmUxMjFhZTRjNWFiYTFhZDQzYzYyODZmYjc5L3RhYmxlcmFuZ2U6ZGQ0Y2EyZTEyMWFlNGM1YWJhMWFkNDNjNjI4NmZiNzlfMTMtMy0xLTEtMA_0f7800da-c73c-4275-b24c-63649a426248">2,770</ix:nonFraction>&#160;</span></td><td style="background-color:#dbdbdb;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"></td></tr><tr><td colspan="3" style="background-color:#ffffff;padding:2px 1pt 2px 19pt;text-align:left;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">Other&#8212;Net</span></td><td colspan="2" style="background-color:#ffffff;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:120%">(<ix:nonFraction unitRef="usd" contextRef="i3a76d1213b09470fa8c6c3f49fa75d98_D20210101-20210331" decimals="-3" format="ixt:numdotdecimal" name="us-gaap:OtherNoncashIncomeExpense" scale="3" id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN18zNC9mcmFnOmFlNjhhODYwZmFlZTQ5MTNiNjRkNzNiODk4NmRhMDA4L3RhYmxlOmRkNGNhMmUxMjFhZTRjNWFiYTFhZDQzYzYyODZmYjc5L3RhYmxlcmFuZ2U6ZGQ0Y2EyZTEyMWFlNGM1YWJhMWFkNDNjNjI4NmZiNzlfMTQtMS0xLTEtMA_b1c95345-1716-4f2b-a6f3-aa34065a9f54">1,569</ix:nonFraction>)</span></td><td style="background-color:#ffffff;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"></td><td colspan="3" style="background-color:#ffffff;padding:0 1pt"></td><td colspan="2" style="background-color:#ffffff;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%"><ix:nonFraction unitRef="usd" contextRef="i052d02afe6704673b1b47c9fbf47ec24_D20200101-20200331" decimals="-3" sign="-" name="us-gaap:OtherNoncashIncomeExpense" scale="3" id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN18zNC9mcmFnOmFlNjhhODYwZmFlZTQ5MTNiNjRkNzNiODk4NmRhMDA4L3RhYmxlOmRkNGNhMmUxMjFhZTRjNWFiYTFhZDQzYzYyODZmYjc5L3RhYmxlcmFuZ2U6ZGQ0Y2EyZTEyMWFlNGM1YWJhMWFkNDNjNjI4NmZiNzlfMTQtMy0xLTEtMA_8b00fdca-91c5-4e4f-a581-dab60bad9934">46</ix:nonFraction>&#160;</span></td><td style="background-color:#ffffff;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"></td></tr><tr><td colspan="3" style="background-color:#dbdbdb;padding:2px 1pt 2px 7.75pt;text-align:left;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">Cash (Used for) Provided by Current Assets and Current Liabilities:</span></td><td colspan="3" style="background-color:#dbdbdb;padding:0 1pt"></td><td colspan="3" style="background-color:#dbdbdb;padding:0 1pt"></td><td colspan="3" style="background-color:#dbdbdb;padding:0 1pt"></td></tr><tr><td colspan="3" style="background-color:#ffffff;padding:2px 1pt 2px 19pt;text-align:left;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">Change in Receivables</span></td><td colspan="2" style="background-color:#ffffff;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:120%">(<ix:nonFraction unitRef="usd" contextRef="i3a76d1213b09470fa8c6c3f49fa75d98_D20210101-20210331" decimals="-3" format="ixt:numdotdecimal" name="us-gaap:IncreaseDecreaseInReceivables" scale="3" id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN18zNC9mcmFnOmFlNjhhODYwZmFlZTQ5MTNiNjRkNzNiODk4NmRhMDA4L3RhYmxlOmRkNGNhMmUxMjFhZTRjNWFiYTFhZDQzYzYyODZmYjc5L3RhYmxlcmFuZ2U6ZGQ0Y2EyZTEyMWFlNGM1YWJhMWFkNDNjNjI4NmZiNzlfMTYtMS0xLTEtMA_4aa92eb9-7010-4e50-8017-7879011ad338">20,431</ix:nonFraction>)</span></td><td style="background-color:#ffffff;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"></td><td colspan="3" style="background-color:#ffffff;padding:0 1pt"></td><td colspan="2" style="background-color:#ffffff;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">(<ix:nonFraction unitRef="usd" contextRef="i052d02afe6704673b1b47c9fbf47ec24_D20200101-20200331" decimals="-3" format="ixt:numdotdecimal" name="us-gaap:IncreaseDecreaseInReceivables" scale="3" id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN18zNC9mcmFnOmFlNjhhODYwZmFlZTQ5MTNiNjRkNzNiODk4NmRhMDA4L3RhYmxlOmRkNGNhMmUxMjFhZTRjNWFiYTFhZDQzYzYyODZmYjc5L3RhYmxlcmFuZ2U6ZGQ0Y2EyZTEyMWFlNGM1YWJhMWFkNDNjNjI4NmZiNzlfMTYtMy0xLTEtMA_e6f5e280-7afa-4d0a-9644-5a06157e376b">16,666</ix:nonFraction>)</span></td><td style="background-color:#ffffff;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"></td></tr><tr><td colspan="3" style="background-color:#dbdbdb;padding:2px 1pt 2px 19pt;text-align:left;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">Change in Inventories</span></td><td colspan="2" style="background-color:#dbdbdb;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:120%">(<ix:nonFraction unitRef="usd" contextRef="i3a76d1213b09470fa8c6c3f49fa75d98_D20210101-20210331" decimals="-3" name="us-gaap:IncreaseDecreaseInInventories" scale="3" id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN18zNC9mcmFnOmFlNjhhODYwZmFlZTQ5MTNiNjRkNzNiODk4NmRhMDA4L3RhYmxlOmRkNGNhMmUxMjFhZTRjNWFiYTFhZDQzYzYyODZmYjc5L3RhYmxlcmFuZ2U6ZGQ0Y2EyZTEyMWFlNGM1YWJhMWFkNDNjNjI4NmZiNzlfMTctMS0xLTEtMA_e4ee62ed-5fd6-425f-b632-a0cf5b414301">261</ix:nonFraction>)</span></td><td style="background-color:#dbdbdb;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"></td><td colspan="3" style="background-color:#dbdbdb;padding:0 1pt"></td><td colspan="2" style="background-color:#dbdbdb;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">(<ix:nonFraction unitRef="usd" contextRef="i052d02afe6704673b1b47c9fbf47ec24_D20200101-20200331" decimals="-3" name="us-gaap:IncreaseDecreaseInInventories" scale="3" id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN18zNC9mcmFnOmFlNjhhODYwZmFlZTQ5MTNiNjRkNzNiODk4NmRhMDA4L3RhYmxlOmRkNGNhMmUxMjFhZTRjNWFiYTFhZDQzYzYyODZmYjc5L3RhYmxlcmFuZ2U6ZGQ0Y2EyZTEyMWFlNGM1YWJhMWFkNDNjNjI4NmZiNzlfMTctMy0xLTEtMA_2f5c960d-c38a-4f6d-b932-aa42b3103aa6">301</ix:nonFraction>)</span></td><td style="background-color:#dbdbdb;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"></td></tr><tr><td colspan="3" style="background-color:#ffffff;padding:2px 1pt 2px 19pt;text-align:left;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">Change in Other Current Assets</span></td><td colspan="2" style="background-color:#ffffff;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:120%">(<ix:nonFraction unitRef="usd" contextRef="i3a76d1213b09470fa8c6c3f49fa75d98_D20210101-20210331" decimals="-3" format="ixt:numdotdecimal" name="us-gaap:IncreaseDecreaseInOtherOperatingAssets" scale="3" id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN18zNC9mcmFnOmFlNjhhODYwZmFlZTQ5MTNiNjRkNzNiODk4NmRhMDA4L3RhYmxlOmRkNGNhMmUxMjFhZTRjNWFiYTFhZDQzYzYyODZmYjc5L3RhYmxlcmFuZ2U6ZGQ0Y2EyZTEyMWFlNGM1YWJhMWFkNDNjNjI4NmZiNzlfMTgtMS0xLTEtMA_5dc9ac8b-d968-426c-88a4-5137bc824c9a">3,871</ix:nonFraction>)</span></td><td style="background-color:#ffffff;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"></td><td colspan="3" style="background-color:#ffffff;padding:0 1pt"></td><td colspan="2" style="background-color:#ffffff;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">(<ix:nonFraction unitRef="usd" contextRef="i052d02afe6704673b1b47c9fbf47ec24_D20200101-20200331" decimals="-3" name="us-gaap:IncreaseDecreaseInOtherOperatingAssets" scale="3" id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN18zNC9mcmFnOmFlNjhhODYwZmFlZTQ5MTNiNjRkNzNiODk4NmRhMDA4L3RhYmxlOmRkNGNhMmUxMjFhZTRjNWFiYTFhZDQzYzYyODZmYjc5L3RhYmxlcmFuZ2U6ZGQ0Y2EyZTEyMWFlNGM1YWJhMWFkNDNjNjI4NmZiNzlfMTgtMy0xLTEtMA_83222458-dd28-425f-8ffd-95a1d7496504">447</ix:nonFraction>)</span></td><td style="background-color:#ffffff;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"></td></tr><tr><td colspan="3" style="background-color:#dbdbdb;padding:2px 1pt 2px 19pt;text-align:left;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">Change in Payables and Other Current Liabilities</span></td><td colspan="2" style="background-color:#dbdbdb;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:120%">(<ix:nonFraction unitRef="usd" contextRef="i3a76d1213b09470fa8c6c3f49fa75d98_D20210101-20210331" decimals="-3" sign="-" format="ixt:numdotdecimal" name="us-gaap:IncreaseDecreaseInAccountsPayableAndAccruedLiabilities" scale="3" id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN18zNC9mcmFnOmFlNjhhODYwZmFlZTQ5MTNiNjRkNzNiODk4NmRhMDA4L3RhYmxlOmRkNGNhMmUxMjFhZTRjNWFiYTFhZDQzYzYyODZmYjc5L3RhYmxlcmFuZ2U6ZGQ0Y2EyZTEyMWFlNGM1YWJhMWFkNDNjNjI4NmZiNzlfMTktMS0xLTEtMA_414d7353-9005-4d86-bbbe-6beda3ff6921">6,930</ix:nonFraction>)</span></td><td style="background-color:#dbdbdb;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"></td><td colspan="3" style="background-color:#dbdbdb;padding:0 1pt"></td><td colspan="2" style="background-color:#dbdbdb;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">(<ix:nonFraction unitRef="usd" contextRef="i052d02afe6704673b1b47c9fbf47ec24_D20200101-20200331" decimals="-3" sign="-" format="ixt:numdotdecimal" name="us-gaap:IncreaseDecreaseInAccountsPayableAndAccruedLiabilities" scale="3" id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN18zNC9mcmFnOmFlNjhhODYwZmFlZTQ5MTNiNjRkNzNiODk4NmRhMDA4L3RhYmxlOmRkNGNhMmUxMjFhZTRjNWFiYTFhZDQzYzYyODZmYjc5L3RhYmxlcmFuZ2U6ZGQ0Y2EyZTEyMWFlNGM1YWJhMWFkNDNjNjI4NmZiNzlfMTktMy0xLTEtMA_6b292b31-6840-4036-9a80-6b1d3f2fec4c">7,690</ix:nonFraction>)</span></td><td style="background-color:#dbdbdb;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"></td></tr><tr><td colspan="3" style="background-color:#ffffff;padding:2px 1pt 2px 19pt;text-align:left;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">Change in Interest Payable and Income Taxes Receivable/Payable</span></td><td colspan="2" style="background-color:#ffffff;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:120%">(<ix:nonFraction unitRef="usd" contextRef="i3a76d1213b09470fa8c6c3f49fa75d98_D20210101-20210331" decimals="-3" sign="-" format="ixt:numdotdecimal" name="ottr:IncreaseDecreaseInInterestPayableAndIncomeTaxesReceivablePayableNet" scale="3" id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN18zNC9mcmFnOmFlNjhhODYwZmFlZTQ5MTNiNjRkNzNiODk4NmRhMDA4L3RhYmxlOmRkNGNhMmUxMjFhZTRjNWFiYTFhZDQzYzYyODZmYjc5L3RhYmxlcmFuZ2U6ZGQ0Y2EyZTEyMWFlNGM1YWJhMWFkNDNjNjI4NmZiNzlfMjAtMS0xLTEtMA_c9134c89-af63-4ff0-ad12-0192e68cd34c">2,525</ix:nonFraction>)</span></td><td style="background-color:#ffffff;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"></td><td colspan="3" style="background-color:#ffffff;padding:0 1pt"></td><td colspan="2" style="background-color:#ffffff;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">(<ix:nonFraction unitRef="usd" contextRef="i052d02afe6704673b1b47c9fbf47ec24_D20200101-20200331" decimals="-3" sign="-" name="ottr:IncreaseDecreaseInInterestPayableAndIncomeTaxesReceivablePayableNet" scale="3" id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN18zNC9mcmFnOmFlNjhhODYwZmFlZTQ5MTNiNjRkNzNiODk4NmRhMDA4L3RhYmxlOmRkNGNhMmUxMjFhZTRjNWFiYTFhZDQzYzYyODZmYjc5L3RhYmxlcmFuZ2U6ZGQ0Y2EyZTEyMWFlNGM1YWJhMWFkNDNjNjI4NmZiNzlfMjAtMy0xLTEtMA_ee7f5ffe-33dd-4f35-8207-65991cca14a5">41</ix:nonFraction>)</span></td><td style="background-color:#ffffff;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"></td></tr><tr><td colspan="3" style="background-color:#dbdbdb;border-top:1pt solid #000;padding:2px 1pt 2px 25.75pt;text-align:left;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:120%">Net Cash Provided by Operating Activities</span></td><td colspan="2" style="background-color:#dbdbdb;border-top:1pt solid #000;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:120%"><ix:nonFraction unitRef="usd" contextRef="i3a76d1213b09470fa8c6c3f49fa75d98_D20210101-20210331" decimals="-3" format="ixt:numdotdecimal" name="us-gaap:NetCashProvidedByUsedInOperatingActivities" scale="3" id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN18zNC9mcmFnOmFlNjhhODYwZmFlZTQ5MTNiNjRkNzNiODk4NmRhMDA4L3RhYmxlOmRkNGNhMmUxMjFhZTRjNWFiYTFhZDQzYzYyODZmYjc5L3RhYmxlcmFuZ2U6ZGQ0Y2EyZTEyMWFlNGM1YWJhMWFkNDNjNjI4NmZiNzlfMjEtMS0xLTEtMA_c4992e2f-aada-4f68-bd53-e5df566cfc71">15,270</ix:nonFraction></span><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">&#160;</span></td><td style="background-color:#dbdbdb;border-top:1pt solid #000;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"></td><td colspan="3" style="background-color:#dbdbdb;border-top:1pt solid #000;padding:0 1pt"></td><td colspan="2" style="background-color:#dbdbdb;border-top:1pt solid #000;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%"><ix:nonFraction unitRef="usd" contextRef="i052d02afe6704673b1b47c9fbf47ec24_D20200101-20200331" decimals="-3" format="ixt:numdotdecimal" name="us-gaap:NetCashProvidedByUsedInOperatingActivities" scale="3" id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN18zNC9mcmFnOmFlNjhhODYwZmFlZTQ5MTNiNjRkNzNiODk4NmRhMDA4L3RhYmxlOmRkNGNhMmUxMjFhZTRjNWFiYTFhZDQzYzYyODZmYjc5L3RhYmxlcmFuZ2U6ZGQ0Y2EyZTEyMWFlNGM1YWJhMWFkNDNjNjI4NmZiNzlfMjEtMy0xLTEtMA_93f6acdf-0995-48ae-ae90-379df626e52e">21,777</ix:nonFraction>&#160;</span></td><td style="background-color:#dbdbdb;border-top:1pt solid #000;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"></td></tr><tr><td colspan="3" style="background-color:#ffffff;padding:2px 1pt;text-align:left;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:120%">Investing Activities</span></td><td colspan="3" style="background-color:#ffffff;padding:0 1pt"></td><td colspan="3" style="background-color:#ffffff;padding:0 1pt"></td><td colspan="3" style="background-color:#ffffff;padding:0 1pt"></td></tr><tr><td colspan="3" style="background-color:#dbdbdb;padding:2px 1pt 2px 7.75pt;text-align:left;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">Capital Expenditures</span></td><td colspan="2" style="background-color:#dbdbdb;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:120%">(<ix:nonFraction unitRef="usd" contextRef="i3a76d1213b09470fa8c6c3f49fa75d98_D20210101-20210331" decimals="-3" format="ixt:numdotdecimal" name="us-gaap:PaymentsToAcquireProductiveAssets" scale="3" id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN18zNC9mcmFnOmFlNjhhODYwZmFlZTQ5MTNiNjRkNzNiODk4NmRhMDA4L3RhYmxlOmRkNGNhMmUxMjFhZTRjNWFiYTFhZDQzYzYyODZmYjc5L3RhYmxlcmFuZ2U6ZGQ0Y2EyZTEyMWFlNGM1YWJhMWFkNDNjNjI4NmZiNzlfMjMtMS0xLTEtMA_8dc5d306-ae14-4afe-b281-5527a3235ae6">50,076</ix:nonFraction>)</span></td><td style="background-color:#dbdbdb;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"></td><td colspan="3" style="background-color:#dbdbdb;padding:0 1pt"></td><td colspan="2" style="background-color:#dbdbdb;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">(<ix:nonFraction unitRef="usd" contextRef="i052d02afe6704673b1b47c9fbf47ec24_D20200101-20200331" decimals="-3" format="ixt:numdotdecimal" name="us-gaap:PaymentsToAcquireProductiveAssets" scale="3" id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN18zNC9mcmFnOmFlNjhhODYwZmFlZTQ5MTNiNjRkNzNiODk4NmRhMDA4L3RhYmxlOmRkNGNhMmUxMjFhZTRjNWFiYTFhZDQzYzYyODZmYjc5L3RhYmxlcmFuZ2U6ZGQ0Y2EyZTEyMWFlNGM1YWJhMWFkNDNjNjI4NmZiNzlfMjMtMy0xLTEtMA_776f97c1-7f12-4f58-bace-901cca4f4a39">75,059</ix:nonFraction>)</span></td><td style="background-color:#dbdbdb;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"></td></tr><tr><td colspan="3" style="background-color:#ffffff;padding:2px 1pt 2px 7.75pt;text-align:left;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">Proceeds from Disposal of Noncurrent Assets</span></td><td colspan="2" style="background-color:#ffffff;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:120%"><ix:nonFraction unitRef="usd" contextRef="i3a76d1213b09470fa8c6c3f49fa75d98_D20210101-20210331" decimals="-3" format="ixt:numdotdecimal" name="us-gaap:ProceedsFromSaleOfProductiveAssets" scale="3" id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN18zNC9mcmFnOmFlNjhhODYwZmFlZTQ5MTNiNjRkNzNiODk4NmRhMDA4L3RhYmxlOmRkNGNhMmUxMjFhZTRjNWFiYTFhZDQzYzYyODZmYjc5L3RhYmxlcmFuZ2U6ZGQ0Y2EyZTEyMWFlNGM1YWJhMWFkNDNjNjI4NmZiNzlfMjQtMS0xLTEtMA_a3d853f8-707a-4d2e-af31-a74077b0973e">3,244</ix:nonFraction></span><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">&#160;</span></td><td style="background-color:#ffffff;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"></td><td colspan="3" style="background-color:#ffffff;padding:0 1pt"></td><td colspan="2" style="background-color:#ffffff;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%"><ix:nonFraction unitRef="usd" contextRef="i052d02afe6704673b1b47c9fbf47ec24_D20200101-20200331" decimals="-3" format="ixt:numdotdecimal" name="us-gaap:ProceedsFromSaleOfProductiveAssets" scale="3" id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN18zNC9mcmFnOmFlNjhhODYwZmFlZTQ5MTNiNjRkNzNiODk4NmRhMDA4L3RhYmxlOmRkNGNhMmUxMjFhZTRjNWFiYTFhZDQzYzYyODZmYjc5L3RhYmxlcmFuZ2U6ZGQ0Y2EyZTEyMWFlNGM1YWJhMWFkNDNjNjI4NmZiNzlfMjQtMy0xLTEtMA_1547f69f-3e6b-4d82-8edb-ef87777f5e7e">2,487</ix:nonFraction>&#160;</span></td><td style="background-color:#ffffff;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"></td></tr><tr><td colspan="3" style="background-color:#dbdbdb;padding:2px 1pt 2px 7.75pt;text-align:left;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">Cash Used for Investments and Other Assets</span></td><td colspan="2" style="background-color:#dbdbdb;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:120%">(<ix:nonFraction unitRef="usd" contextRef="i3a76d1213b09470fa8c6c3f49fa75d98_D20210101-20210331" decimals="-3" format="ixt:numdotdecimal" name="us-gaap:PaymentsForProceedsFromInvestments" scale="3" id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN18zNC9mcmFnOmFlNjhhODYwZmFlZTQ5MTNiNjRkNzNiODk4NmRhMDA4L3RhYmxlOmRkNGNhMmUxMjFhZTRjNWFiYTFhZDQzYzYyODZmYjc5L3RhYmxlcmFuZ2U6ZGQ0Y2EyZTEyMWFlNGM1YWJhMWFkNDNjNjI4NmZiNzlfMjUtMS0xLTEtMA_6db872b0-22f0-441b-99a8-0a48f33b1188">2,188</ix:nonFraction>)</span></td><td style="background-color:#dbdbdb;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"></td><td colspan="3" style="background-color:#dbdbdb;padding:0 1pt"></td><td colspan="2" style="background-color:#dbdbdb;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">(<ix:nonFraction unitRef="usd" contextRef="i052d02afe6704673b1b47c9fbf47ec24_D20200101-20200331" decimals="-3" format="ixt:numdotdecimal" name="us-gaap:PaymentsForProceedsFromInvestments" scale="3" id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN18zNC9mcmFnOmFlNjhhODYwZmFlZTQ5MTNiNjRkNzNiODk4NmRhMDA4L3RhYmxlOmRkNGNhMmUxMjFhZTRjNWFiYTFhZDQzYzYyODZmYjc5L3RhYmxlcmFuZ2U6ZGQ0Y2EyZTEyMWFlNGM1YWJhMWFkNDNjNjI4NmZiNzlfMjUtMy0xLTEtMA_5cf4ecb4-c76b-4534-91c5-99a9bafb91fe">2,487</ix:nonFraction>)</span></td><td style="background-color:#dbdbdb;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"></td></tr><tr><td colspan="3" style="background-color:#ffffff;border-top:1pt solid #000;padding:2px 1pt 2px 19pt;text-align:left;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:120%">Net Cash Used in Investing Activities</span></td><td colspan="2" style="background-color:#ffffff;border-top:1pt solid #000;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:120%">(<ix:nonFraction unitRef="usd" contextRef="i3a76d1213b09470fa8c6c3f49fa75d98_D20210101-20210331" decimals="-3" sign="-" format="ixt:numdotdecimal" name="us-gaap:NetCashProvidedByUsedInInvestingActivities" scale="3" id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN18zNC9mcmFnOmFlNjhhODYwZmFlZTQ5MTNiNjRkNzNiODk4NmRhMDA4L3RhYmxlOmRkNGNhMmUxMjFhZTRjNWFiYTFhZDQzYzYyODZmYjc5L3RhYmxlcmFuZ2U6ZGQ0Y2EyZTEyMWFlNGM1YWJhMWFkNDNjNjI4NmZiNzlfMjYtMS0xLTEtMA_929ceaf2-fb23-4b4b-bba3-7506bbcd1d7a">49,020</ix:nonFraction>)</span></td><td style="background-color:#ffffff;border-top:1pt solid #000;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"></td><td colspan="3" style="background-color:#ffffff;border-top:1pt solid #000;padding:0 1pt"></td><td colspan="2" style="background-color:#ffffff;border-top:1pt solid #000;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">(<ix:nonFraction unitRef="usd" contextRef="i052d02afe6704673b1b47c9fbf47ec24_D20200101-20200331" decimals="-3" sign="-" format="ixt:numdotdecimal" name="us-gaap:NetCashProvidedByUsedInInvestingActivities" scale="3" id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN18zNC9mcmFnOmFlNjhhODYwZmFlZTQ5MTNiNjRkNzNiODk4NmRhMDA4L3RhYmxlOmRkNGNhMmUxMjFhZTRjNWFiYTFhZDQzYzYyODZmYjc5L3RhYmxlcmFuZ2U6ZGQ0Y2EyZTEyMWFlNGM1YWJhMWFkNDNjNjI4NmZiNzlfMjYtMy0xLTEtMA_a74f37a0-3d8b-4508-a3f1-26617f51ce36">75,059</ix:nonFraction>)</span></td><td style="background-color:#ffffff;border-top:1pt solid #000;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"></td></tr><tr><td colspan="3" style="background-color:#dbdbdb;padding:2px 1pt;text-align:left;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:120%">Financing Activities</span></td><td colspan="3" style="background-color:#dbdbdb;padding:0 1pt"></td><td colspan="3" style="background-color:#dbdbdb;padding:0 1pt"></td><td colspan="3" style="background-color:#dbdbdb;padding:0 1pt"></td></tr><tr><td colspan="3" style="background-color:#ffffff;padding:2px 1pt 2px 7.75pt;text-align:left;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">Change in Checks Written in Excess of Cash</span></td><td colspan="2" style="background-color:#ffffff;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:120%">(<ix:nonFraction unitRef="usd" contextRef="i3a76d1213b09470fa8c6c3f49fa75d98_D20210101-20210331" decimals="-3" format="ixt:numdotdecimal" name="ottr:ChangeInChecksWrittenInExcessOfCash" scale="3" id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN18zNC9mcmFnOmFlNjhhODYwZmFlZTQ5MTNiNjRkNzNiODk4NmRhMDA4L3RhYmxlOmRkNGNhMmUxMjFhZTRjNWFiYTFhZDQzYzYyODZmYjc5L3RhYmxlcmFuZ2U6ZGQ0Y2EyZTEyMWFlNGM1YWJhMWFkNDNjNjI4NmZiNzlfMjgtMS0xLTEtMA_c2639f0c-2e6e-485d-9ae6-47147db65d7e">2,144</ix:nonFraction>)</span></td><td style="background-color:#ffffff;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"></td><td colspan="3" style="background-color:#ffffff;padding:0 1pt"></td><td colspan="2" style="background-color:#ffffff;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%"><ix:nonFraction unitRef="usd" contextRef="i052d02afe6704673b1b47c9fbf47ec24_D20200101-20200331" decimals="-3" format="ixt:zerodash" name="ottr:ChangeInChecksWrittenInExcessOfCash" scale="3" id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN18zNC9mcmFnOmFlNjhhODYwZmFlZTQ5MTNiNjRkNzNiODk4NmRhMDA4L3RhYmxlOmRkNGNhMmUxMjFhZTRjNWFiYTFhZDQzYzYyODZmYjc5L3RhYmxlcmFuZ2U6ZGQ0Y2EyZTEyMWFlNGM1YWJhMWFkNDNjNjI4NmZiNzlfMjgtMy0xLTEtMA_15748e88-e551-413a-9ca3-e07479ec6ebd">&#8212;</ix:nonFraction>&#160;</span></td><td style="background-color:#ffffff;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"></td></tr><tr><td colspan="3" style="background-color:#dbdbdb;padding:2px 1pt 2px 7.75pt;text-align:left;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">Net Short-Term Borrowings</span></td><td colspan="2" style="background-color:#dbdbdb;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:120%"><ix:nonFraction unitRef="usd" contextRef="i3a76d1213b09470fa8c6c3f49fa75d98_D20210101-20210331" decimals="-3" format="ixt:numdotdecimal" name="us-gaap:ProceedsFromRepaymentsOfShortTermDebt" scale="3" id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN18zNC9mcmFnOmFlNjhhODYwZmFlZTQ5MTNiNjRkNzNiODk4NmRhMDA4L3RhYmxlOmRkNGNhMmUxMjFhZTRjNWFiYTFhZDQzYzYyODZmYjc5L3RhYmxlcmFuZ2U6ZGQ0Y2EyZTEyMWFlNGM1YWJhMWFkNDNjNjI4NmZiNzlfMjktMS0xLTEtMA_d9413597-d26b-434f-93e4-2001b674b6a2">53,854</ix:nonFraction></span><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">&#160;</span></td><td style="background-color:#dbdbdb;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"></td><td colspan="3" style="background-color:#dbdbdb;padding:0 1pt"></td><td colspan="2" style="background-color:#dbdbdb;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%"><ix:nonFraction unitRef="usd" contextRef="i052d02afe6704673b1b47c9fbf47ec24_D20200101-20200331" decimals="-3" format="ixt:numdotdecimal" name="us-gaap:ProceedsFromRepaymentsOfShortTermDebt" scale="3" id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN18zNC9mcmFnOmFlNjhhODYwZmFlZTQ5MTNiNjRkNzNiODk4NmRhMDA4L3RhYmxlOmRkNGNhMmUxMjFhZTRjNWFiYTFhZDQzYzYyODZmYjc5L3RhYmxlcmFuZ2U6ZGQ0Y2EyZTEyMWFlNGM1YWJhMWFkNDNjNjI4NmZiNzlfMjktMy0xLTEtMA_a21c3a5d-24a9-422b-9d03-01551d528a43">13,893</ix:nonFraction>&#160;</span></td><td style="background-color:#dbdbdb;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"></td></tr><tr><td colspan="3" style="background-color:#ffffff;padding:2px 1pt 2px 7.75pt;text-align:left;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">Proceeds from Issuance of Common Stock</span></td><td colspan="2" style="background-color:#ffffff;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:120%"><ix:nonFraction unitRef="usd" contextRef="i3a76d1213b09470fa8c6c3f49fa75d98_D20210101-20210331" decimals="-3" format="ixt:zerodash" name="us-gaap:ProceedsFromIssuanceOfCommonStock" scale="3" id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN18zNC9mcmFnOmFlNjhhODYwZmFlZTQ5MTNiNjRkNzNiODk4NmRhMDA4L3RhYmxlOmRkNGNhMmUxMjFhZTRjNWFiYTFhZDQzYzYyODZmYjc5L3RhYmxlcmFuZ2U6ZGQ0Y2EyZTEyMWFlNGM1YWJhMWFkNDNjNjI4NmZiNzlfMzAtMS0xLTEtMA_d9cbc00e-a1a0-4c61-89f0-c8e6d2194f91">&#8212;</ix:nonFraction></span><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">&#160;</span></td><td style="background-color:#ffffff;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"></td><td colspan="3" style="background-color:#ffffff;padding:0 1pt"></td><td colspan="2" style="background-color:#ffffff;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%"><ix:nonFraction unitRef="usd" contextRef="i052d02afe6704673b1b47c9fbf47ec24_D20200101-20200331" decimals="-3" format="ixt:numdotdecimal" name="us-gaap:ProceedsFromIssuanceOfCommonStock" scale="3" id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN18zNC9mcmFnOmFlNjhhODYwZmFlZTQ5MTNiNjRkNzNiODk4NmRhMDA4L3RhYmxlOmRkNGNhMmUxMjFhZTRjNWFiYTFhZDQzYzYyODZmYjc5L3RhYmxlcmFuZ2U6ZGQ0Y2EyZTEyMWFlNGM1YWJhMWFkNDNjNjI4NmZiNzlfMzAtMy0xLTEtMA_701722a0-b830-455b-b5ed-e4f94ef7220b">8,399</ix:nonFraction>&#160;</span></td><td style="background-color:#ffffff;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"></td></tr><tr><td colspan="3" style="background-color:#dbdbdb;padding:2px 1pt 2px 7.75pt;text-align:left;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">Common Stock Issuance Expenses</span></td><td colspan="2" style="background-color:#dbdbdb;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:120%">(<ix:nonFraction unitRef="usd" contextRef="i3a76d1213b09470fa8c6c3f49fa75d98_D20210101-20210331" decimals="-3" name="us-gaap:PaymentsOfStockIssuanceCosts" scale="3" id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN18zNC9mcmFnOmFlNjhhODYwZmFlZTQ5MTNiNjRkNzNiODk4NmRhMDA4L3RhYmxlOmRkNGNhMmUxMjFhZTRjNWFiYTFhZDQzYzYyODZmYjc5L3RhYmxlcmFuZ2U6ZGQ0Y2EyZTEyMWFlNGM1YWJhMWFkNDNjNjI4NmZiNzlfMzEtMS0xLTEtMA_64270a11-9d96-42c4-b461-f58a47de0f60">25</ix:nonFraction>)</span></td><td style="background-color:#dbdbdb;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"></td><td colspan="3" style="background-color:#dbdbdb;padding:0 1pt"></td><td colspan="2" style="background-color:#dbdbdb;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">(<ix:nonFraction unitRef="usd" contextRef="i052d02afe6704673b1b47c9fbf47ec24_D20200101-20200331" decimals="-3" name="us-gaap:PaymentsOfStockIssuanceCosts" scale="3" id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN18zNC9mcmFnOmFlNjhhODYwZmFlZTQ5MTNiNjRkNzNiODk4NmRhMDA4L3RhYmxlOmRkNGNhMmUxMjFhZTRjNWFiYTFhZDQzYzYyODZmYjc5L3RhYmxlcmFuZ2U6ZGQ0Y2EyZTEyMWFlNGM1YWJhMWFkNDNjNjI4NmZiNzlfMzEtMy0xLTEtMA_4ac26656-3049-4457-ad42-71c2af8c3a5e">124</ix:nonFraction>)</span></td><td style="background-color:#dbdbdb;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"></td></tr><tr><td colspan="3" style="background-color:#ffffff;padding:2px 1pt 2px 7.75pt;text-align:left;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">Payments for Shares Withheld for Employee Tax Obligations</span></td><td colspan="2" style="background-color:#ffffff;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:120%">(<ix:nonFraction unitRef="usd" contextRef="i3a76d1213b09470fa8c6c3f49fa75d98_D20210101-20210331" decimals="-3" format="ixt:numdotdecimal" name="us-gaap:PaymentsForRepurchaseOfCommonStock" scale="3" id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN18zNC9mcmFnOmFlNjhhODYwZmFlZTQ5MTNiNjRkNzNiODk4NmRhMDA4L3RhYmxlOmRkNGNhMmUxMjFhZTRjNWFiYTFhZDQzYzYyODZmYjc5L3RhYmxlcmFuZ2U6ZGQ0Y2EyZTEyMWFlNGM1YWJhMWFkNDNjNjI4NmZiNzlfMzItMS0xLTEtMA_c79b3586-5cdb-4010-a364-a153b5579c1c">1,507</ix:nonFraction>)</span></td><td style="background-color:#ffffff;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"></td><td colspan="3" style="background-color:#ffffff;padding:0 1pt"></td><td colspan="2" style="background-color:#ffffff;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">(<ix:nonFraction unitRef="usd" contextRef="i052d02afe6704673b1b47c9fbf47ec24_D20200101-20200331" decimals="-3" format="ixt:numdotdecimal" name="us-gaap:PaymentsForRepurchaseOfCommonStock" scale="3" id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN18zNC9mcmFnOmFlNjhhODYwZmFlZTQ5MTNiNjRkNzNiODk4NmRhMDA4L3RhYmxlOmRkNGNhMmUxMjFhZTRjNWFiYTFhZDQzYzYyODZmYjc5L3RhYmxlcmFuZ2U6ZGQ0Y2EyZTEyMWFlNGM1YWJhMWFkNDNjNjI4NmZiNzlfMzItMy0xLTEtMA_7e3fc9ce-aa7c-4d2b-b94a-9916a6b99659">2,072</ix:nonFraction>)</span></td><td style="background-color:#ffffff;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"></td></tr><tr><td colspan="3" style="background-color:#dbdbdb;padding:2px 1pt 2px 7.75pt;text-align:left;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">Proceeds from Issuance of Long-Term Debt</span></td><td colspan="2" style="background-color:#dbdbdb;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:120%"><ix:nonFraction unitRef="usd" contextRef="i3a76d1213b09470fa8c6c3f49fa75d98_D20210101-20210331" decimals="-3" format="ixt:zerodash" name="us-gaap:ProceedsFromIssuanceOfLongTermDebt" scale="3" id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN18zNC9mcmFnOmFlNjhhODYwZmFlZTQ5MTNiNjRkNzNiODk4NmRhMDA4L3RhYmxlOmRkNGNhMmUxMjFhZTRjNWFiYTFhZDQzYzYyODZmYjc5L3RhYmxlcmFuZ2U6ZGQ0Y2EyZTEyMWFlNGM1YWJhMWFkNDNjNjI4NmZiNzlfMzMtMS0xLTEtMA_a66f71e0-2263-46c4-bee3-db28d6cdf610">&#8212;</ix:nonFraction></span><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">&#160;</span></td><td style="background-color:#dbdbdb;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"></td><td colspan="3" style="background-color:#dbdbdb;padding:0 1pt"></td><td colspan="2" style="background-color:#dbdbdb;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%"><ix:nonFraction unitRef="usd" contextRef="i052d02afe6704673b1b47c9fbf47ec24_D20200101-20200331" decimals="-3" format="ixt:numdotdecimal" name="us-gaap:ProceedsFromIssuanceOfLongTermDebt" scale="3" id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN18zNC9mcmFnOmFlNjhhODYwZmFlZTQ5MTNiNjRkNzNiODk4NmRhMDA4L3RhYmxlOmRkNGNhMmUxMjFhZTRjNWFiYTFhZDQzYzYyODZmYjc5L3RhYmxlcmFuZ2U6ZGQ0Y2EyZTEyMWFlNGM1YWJhMWFkNDNjNjI4NmZiNzlfMzMtMy0xLTEtMA_681c1db3-4eea-4f07-a464-1ba74a538e3b">35,000</ix:nonFraction>&#160;</span></td><td style="background-color:#dbdbdb;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"></td></tr><tr><td colspan="3" style="background-color:#ffffff;padding:2px 1pt 2px 7.75pt;text-align:left;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">Short-Term and Long-Term Debt Issuance Expenses</span></td><td colspan="2" style="background-color:#ffffff;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:120%">(<ix:nonFraction unitRef="usd" contextRef="i3a76d1213b09470fa8c6c3f49fa75d98_D20210101-20210331" decimals="-3" name="us-gaap:PaymentsOfDebtIssuanceCosts" scale="3" id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN18zNC9mcmFnOmFlNjhhODYwZmFlZTQ5MTNiNjRkNzNiODk4NmRhMDA4L3RhYmxlOmRkNGNhMmUxMjFhZTRjNWFiYTFhZDQzYzYyODZmYjc5L3RhYmxlcmFuZ2U6ZGQ0Y2EyZTEyMWFlNGM1YWJhMWFkNDNjNjI4NmZiNzlfMzQtMS0xLTEtMA_22536efd-9a36-4158-a04b-79b741bf3c6f">2</ix:nonFraction>)</span></td><td style="background-color:#ffffff;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"></td><td colspan="3" style="background-color:#ffffff;padding:0 1pt"></td><td colspan="2" style="background-color:#ffffff;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">(<ix:nonFraction unitRef="usd" contextRef="i052d02afe6704673b1b47c9fbf47ec24_D20200101-20200331" decimals="-3" name="us-gaap:PaymentsOfDebtIssuanceCosts" scale="3" id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN18zNC9mcmFnOmFlNjhhODYwZmFlZTQ5MTNiNjRkNzNiODk4NmRhMDA4L3RhYmxlOmRkNGNhMmUxMjFhZTRjNWFiYTFhZDQzYzYyODZmYjc5L3RhYmxlcmFuZ2U6ZGQ0Y2EyZTEyMWFlNGM1YWJhMWFkNDNjNjI4NmZiNzlfMzQtMy0xLTEtMA_1354164d-d886-44a0-a9e4-83444bbd9f88">177</ix:nonFraction>)</span></td><td style="background-color:#ffffff;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"></td></tr><tr><td colspan="3" style="background-color:#dbdbdb;padding:2px 1pt 2px 7.75pt;text-align:left;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">Payments for Retirement of Long-Term Debt</span></td><td colspan="2" style="background-color:#dbdbdb;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:120%">(<ix:nonFraction unitRef="usd" contextRef="i3a76d1213b09470fa8c6c3f49fa75d98_D20210101-20210331" decimals="-3" name="us-gaap:RepaymentsOfLongTermDebt" scale="3" id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN18zNC9mcmFnOmFlNjhhODYwZmFlZTQ5MTNiNjRkNzNiODk4NmRhMDA4L3RhYmxlOmRkNGNhMmUxMjFhZTRjNWFiYTFhZDQzYzYyODZmYjc5L3RhYmxlcmFuZ2U6ZGQ0Y2EyZTEyMWFlNGM1YWJhMWFkNDNjNjI4NmZiNzlfMzUtMS0xLTEtMA_57545a7e-5ed0-4cb2-94ab-8578eda43e61">169</ix:nonFraction>)</span></td><td style="background-color:#dbdbdb;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"></td><td colspan="3" style="background-color:#dbdbdb;padding:0 1pt"></td><td colspan="2" style="background-color:#dbdbdb;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">(<ix:nonFraction unitRef="usd" contextRef="i052d02afe6704673b1b47c9fbf47ec24_D20200101-20200331" decimals="-3" name="us-gaap:RepaymentsOfLongTermDebt" scale="3" id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN18zNC9mcmFnOmFlNjhhODYwZmFlZTQ5MTNiNjRkNzNiODk4NmRhMDA4L3RhYmxlOmRkNGNhMmUxMjFhZTRjNWFiYTFhZDQzYzYyODZmYjc5L3RhYmxlcmFuZ2U6ZGQ0Y2EyZTEyMWFlNGM1YWJhMWFkNDNjNjI4NmZiNzlfMzUtMy0xLTEtMA_b49b7179-4846-4a59-b1d1-26ee0f85e810">45</ix:nonFraction>)</span></td><td style="background-color:#dbdbdb;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"></td></tr><tr><td colspan="3" style="background-color:#ffffff;padding:2px 1pt 2px 7.75pt;text-align:left;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">Dividends Paid</span></td><td colspan="2" style="background-color:#ffffff;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:120%">(<ix:nonFraction unitRef="usd" contextRef="i3a76d1213b09470fa8c6c3f49fa75d98_D20210101-20210331" decimals="-3" format="ixt:numdotdecimal" name="us-gaap:PaymentsOfDividends" scale="3" id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN18zNC9mcmFnOmFlNjhhODYwZmFlZTQ5MTNiNjRkNzNiODk4NmRhMDA4L3RhYmxlOmRkNGNhMmUxMjFhZTRjNWFiYTFhZDQzYzYyODZmYjc5L3RhYmxlcmFuZ2U6ZGQ0Y2EyZTEyMWFlNGM1YWJhMWFkNDNjNjI4NmZiNzlfMzYtMS0xLTEtMA_ff79104c-d08f-4feb-a7f8-1f8ad260eca3">16,208</ix:nonFraction>)</span></td><td style="background-color:#ffffff;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"></td><td colspan="3" style="background-color:#ffffff;padding:0 1pt"></td><td colspan="2" style="background-color:#ffffff;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">(<ix:nonFraction unitRef="usd" contextRef="i052d02afe6704673b1b47c9fbf47ec24_D20200101-20200331" decimals="-3" format="ixt:numdotdecimal" name="us-gaap:PaymentsOfDividends" scale="3" id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN18zNC9mcmFnOmFlNjhhODYwZmFlZTQ5MTNiNjRkNzNiODk4NmRhMDA4L3RhYmxlOmRkNGNhMmUxMjFhZTRjNWFiYTFhZDQzYzYyODZmYjc5L3RhYmxlcmFuZ2U6ZGQ0Y2EyZTEyMWFlNGM1YWJhMWFkNDNjNjI4NmZiNzlfMzYtMy0xLTEtMA_075c204f-a5d1-473e-aee2-c0fa663b6d88">14,907</ix:nonFraction>)</span></td><td style="background-color:#ffffff;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"></td></tr><tr><td colspan="3" style="background-color:#dbdbdb;border-top:1pt solid #000;padding:2px 1pt;text-align:left;vertical-align:bottom"><div style="text-indent:18pt"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:120%">Net Cash</span><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%"> </span><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:120%">Provided by Financing Activities</span></div></td><td colspan="2" style="background-color:#dbdbdb;border-top:1pt solid #000;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:120%"><ix:nonFraction unitRef="usd" contextRef="i3a76d1213b09470fa8c6c3f49fa75d98_D20210101-20210331" decimals="-3" format="ixt:numdotdecimal" name="us-gaap:NetCashProvidedByUsedInFinancingActivities" scale="3" id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN18zNC9mcmFnOmFlNjhhODYwZmFlZTQ5MTNiNjRkNzNiODk4NmRhMDA4L3RhYmxlOmRkNGNhMmUxMjFhZTRjNWFiYTFhZDQzYzYyODZmYjc5L3RhYmxlcmFuZ2U6ZGQ0Y2EyZTEyMWFlNGM1YWJhMWFkNDNjNjI4NmZiNzlfMzctMS0xLTEtMA_2cfbe198-4353-4418-96db-53cddfe3796f">33,799</ix:nonFraction></span><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">&#160;</span></td><td style="background-color:#dbdbdb;border-top:1pt solid #000;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"></td><td colspan="3" style="background-color:#dbdbdb;border-top:1pt solid #000;padding:0 1pt"></td><td colspan="2" style="background-color:#dbdbdb;border-top:1pt solid #000;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%"><ix:nonFraction unitRef="usd" contextRef="i052d02afe6704673b1b47c9fbf47ec24_D20200101-20200331" decimals="-3" format="ixt:numdotdecimal" name="us-gaap:NetCashProvidedByUsedInFinancingActivities" scale="3" id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN18zNC9mcmFnOmFlNjhhODYwZmFlZTQ5MTNiNjRkNzNiODk4NmRhMDA4L3RhYmxlOmRkNGNhMmUxMjFhZTRjNWFiYTFhZDQzYzYyODZmYjc5L3RhYmxlcmFuZ2U6ZGQ0Y2EyZTEyMWFlNGM1YWJhMWFkNDNjNjI4NmZiNzlfMzctMy0xLTEtMA_1578c27a-8df5-41ad-a095-7ec59d8ac3f1">39,967</ix:nonFraction>&#160;</span></td><td style="background-color:#dbdbdb;border-top:1pt solid #000;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"></td></tr><tr><td colspan="3" style="background-color:#ffffff;border-top:1pt solid #000;padding:2px 1pt;text-align:left;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:120%">Net Change in Cash and Cash Equivalents</span></td><td colspan="2" style="background-color:#ffffff;border-top:1pt solid #000;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:120%"><ix:nonFraction unitRef="usd" contextRef="i3a76d1213b09470fa8c6c3f49fa75d98_D20210101-20210331" decimals="-3" name="us-gaap:CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsPeriodIncreaseDecreaseIncludingExchangeRateEffect" scale="3" id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN18zNC9mcmFnOmFlNjhhODYwZmFlZTQ5MTNiNjRkNzNiODk4NmRhMDA4L3RhYmxlOmRkNGNhMmUxMjFhZTRjNWFiYTFhZDQzYzYyODZmYjc5L3RhYmxlcmFuZ2U6ZGQ0Y2EyZTEyMWFlNGM1YWJhMWFkNDNjNjI4NmZiNzlfMzgtMS0xLTEtMA_e7a4cac1-5407-4b5e-bf15-d4f870d775e0">49</ix:nonFraction></span><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">&#160;</span></td><td style="background-color:#ffffff;border-top:1pt solid #000;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"></td><td colspan="3" style="background-color:#ffffff;border-top:1pt solid #000;padding:0 1pt"></td><td colspan="2" style="background-color:#ffffff;border-top:1pt solid #000;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">(<ix:nonFraction unitRef="usd" contextRef="i052d02afe6704673b1b47c9fbf47ec24_D20200101-20200331" decimals="-3" sign="-" format="ixt:numdotdecimal" name="us-gaap:CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsPeriodIncreaseDecreaseIncludingExchangeRateEffect" scale="3" id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN18zNC9mcmFnOmFlNjhhODYwZmFlZTQ5MTNiNjRkNzNiODk4NmRhMDA4L3RhYmxlOmRkNGNhMmUxMjFhZTRjNWFiYTFhZDQzYzYyODZmYjc5L3RhYmxlcmFuZ2U6ZGQ0Y2EyZTEyMWFlNGM1YWJhMWFkNDNjNjI4NmZiNzlfMzgtMy0xLTEtMA_fce7c390-4ef2-4e00-9efc-9435dfde5f2a">13,315</ix:nonFraction>)</span></td><td style="background-color:#ffffff;border-top:1pt solid #000;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"></td></tr><tr><td colspan="3" style="background-color:#dbdbdb;padding:2px 1pt;text-align:left;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:120%">Cash and Cash Equivalents at Beginning of Period</span></td><td colspan="2" style="background-color:#dbdbdb;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:120%"><ix:nonFraction unitRef="usd" contextRef="ifaff5a04688f4997a27c915d8eb05db2_I20201231" decimals="-3" format="ixt:numdotdecimal" name="us-gaap:CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents" scale="3" id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN18zNC9mcmFnOmFlNjhhODYwZmFlZTQ5MTNiNjRkNzNiODk4NmRhMDA4L3RhYmxlOmRkNGNhMmUxMjFhZTRjNWFiYTFhZDQzYzYyODZmYjc5L3RhYmxlcmFuZ2U6ZGQ0Y2EyZTEyMWFlNGM1YWJhMWFkNDNjNjI4NmZiNzlfMzktMS0xLTEtMA_9d3841ac-aba9-401d-90c3-1e00dd3e3741">1,163</ix:nonFraction></span><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">&#160;</span></td><td style="background-color:#dbdbdb;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"></td><td colspan="3" style="background-color:#dbdbdb;padding:0 1pt"></td><td colspan="2" style="background-color:#dbdbdb;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%"><ix:nonFraction unitRef="usd" contextRef="i28c5c5fd4936450fbcde574f8a44083f_I20191231" decimals="-3" format="ixt:numdotdecimal" name="us-gaap:CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents" scale="3" id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN18zNC9mcmFnOmFlNjhhODYwZmFlZTQ5MTNiNjRkNzNiODk4NmRhMDA4L3RhYmxlOmRkNGNhMmUxMjFhZTRjNWFiYTFhZDQzYzYyODZmYjc5L3RhYmxlcmFuZ2U6ZGQ0Y2EyZTEyMWFlNGM1YWJhMWFkNDNjNjI4NmZiNzlfMzktMy0xLTEtMA_086bc781-c88d-4d3d-b61c-eac02fa2e5d1">21,199</ix:nonFraction>&#160;</span></td><td style="background-color:#dbdbdb;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"></td></tr><tr><td colspan="3" style="background-color:#ffffff;border-top:1pt solid #000000;padding:2px 1pt;text-align:left;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:120%">Cash and Cash Equivalents at End of Period</span></td><td style="background-color:#ffffff;border-top:1pt solid #000000;padding:2px 0 2px 1pt;text-align:left;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:120%">$</span></td><td style="background-color:#ffffff;border-top:1pt solid #000000;padding:2px 0;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:120%"><ix:nonFraction unitRef="usd" contextRef="i5458f4d6e23940ca92dd24eb67c70571_I20210331" decimals="-3" format="ixt:numdotdecimal" name="us-gaap:CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents" scale="3" id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN18zNC9mcmFnOmFlNjhhODYwZmFlZTQ5MTNiNjRkNzNiODk4NmRhMDA4L3RhYmxlOmRkNGNhMmUxMjFhZTRjNWFiYTFhZDQzYzYyODZmYjc5L3RhYmxlcmFuZ2U6ZGQ0Y2EyZTEyMWFlNGM1YWJhMWFkNDNjNjI4NmZiNzlfNDAtMS0xLTEtMA_b03b0f6d-23f5-4a07-8255-ef360370fa41">1,212</ix:nonFraction></span><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">&#160;</span></td><td style="background-color:#ffffff;border-top:1pt solid #000000;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"></td><td colspan="3" style="background-color:#ffffff;border-top:1pt solid #000000;padding:0 1pt"></td><td style="background-color:#ffffff;border-top:1pt solid #000000;padding:2px 0 2px 1pt;text-align:left;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">$</span></td><td style="background-color:#ffffff;border-top:1pt solid #000000;padding:2px 0;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%"><ix:nonFraction unitRef="usd" contextRef="ic8fd250704a84c89af2f5d812fa776ae_I20200331" decimals="-3" format="ixt:numdotdecimal" name="us-gaap:CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents" scale="3" id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN18zNC9mcmFnOmFlNjhhODYwZmFlZTQ5MTNiNjRkNzNiODk4NmRhMDA4L3RhYmxlOmRkNGNhMmUxMjFhZTRjNWFiYTFhZDQzYzYyODZmYjc5L3RhYmxlcmFuZ2U6ZGQ0Y2EyZTEyMWFlNGM1YWJhMWFkNDNjNjI4NmZiNzlfNDAtMy0xLTEtMA_b6a00772-7b91-4c4d-a77d-213380eb8d2f">7,884</ix:nonFraction>&#160;</span></td><td style="background-color:#ffffff;border-top:1pt solid #000000;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"></td></tr><tr style="height:6pt"><td colspan="3" style="border-top:1pt solid #000000;padding:0 1pt"></td><td colspan="3" style="border-top:1pt solid #000000;padding:0 1pt"></td><td colspan="3" style="border-top:1pt solid #000000;padding:0 1pt"></td><td colspan="3" style="border-top:1pt solid #000000;padding:0 1pt"></td></tr><tr><td colspan="3" style="display:none"></td><td colspan="3" style="display:none"></td><td colspan="3" style="display:none"></td><td colspan="3" style="display:none"></td></tr><tr><td colspan="3" style="display:none"></td><td colspan="3" style="display:none"></td><td colspan="3" style="display:none"></td><td colspan="3" style="display:none"></td></tr><tr><td colspan="3" style="display:none"></td><td colspan="3" style="display:none"></td><td colspan="3" style="display:none"></td><td colspan="3" style="display:none"></td></tr><tr><td colspan="3" style="display:none"></td><td colspan="3" style="display:none"></td><td colspan="3" style="display:none"></td><td colspan="3" style="display:none"></td></tr><tr><td colspan="3" style="background-color:#dbdbdb;padding:2px 1pt;text-align:left;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:120%">Supplemental Disclosure of Noncash Investing Activities</span></td><td colspan="3" style="background-color:#dbdbdb;padding:0 1pt"></td><td colspan="3" style="background-color:#dbdbdb;padding:0 1pt"></td><td colspan="3" style="background-color:#dbdbdb;padding:0 1pt"></td></tr><tr><td colspan="3" style="background-color:#ffffff;border-bottom:1pt solid #000;padding:2px 1pt 2px 13pt;text-align:left;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">Transactions Related to Capital Additions Not Settled in Cash</span></td><td style="background-color:#ffffff;border-bottom:1pt solid #000;padding:2px 0 2px 1pt;text-align:left;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:120%">$</span></td><td style="background-color:#ffffff;border-bottom:1pt solid #000;padding:2px 0;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:120%"><ix:nonFraction unitRef="usd" contextRef="i5458f4d6e23940ca92dd24eb67c70571_I20210331" decimals="-3" format="ixt:numdotdecimal" name="ottr:AccountsPayableOutstandingRelatedToCapitalAdditions" scale="3" id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN18zNC9mcmFnOmFlNjhhODYwZmFlZTQ5MTNiNjRkNzNiODk4NmRhMDA4L3RhYmxlOmRkNGNhMmUxMjFhZTRjNWFiYTFhZDQzYzYyODZmYjc5L3RhYmxlcmFuZ2U6ZGQ0Y2EyZTEyMWFlNGM1YWJhMWFkNDNjNjI4NmZiNzlfNDctMS0xLTEtMA_091fb318-bf3d-45ca-b6f0-9616ea34a425">18,962</ix:nonFraction></span><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">&#160;</span></td><td style="background-color:#ffffff;border-bottom:1pt solid #000;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"></td><td colspan="3" style="background-color:#ffffff;border-bottom:1pt solid #000;padding:0 1pt"></td><td style="background-color:#ffffff;border-bottom:1pt solid #000;padding:2px 0 2px 1pt;text-align:left;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">$</span></td><td style="background-color:#ffffff;border-bottom:1pt solid #000;padding:2px 0;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%"><ix:nonFraction unitRef="usd" contextRef="ic8fd250704a84c89af2f5d812fa776ae_I20200331" decimals="-3" format="ixt:numdotdecimal" name="ottr:AccountsPayableOutstandingRelatedToCapitalAdditions" scale="3" id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN18zNC9mcmFnOmFlNjhhODYwZmFlZTQ5MTNiNjRkNzNiODk4NmRhMDA4L3RhYmxlOmRkNGNhMmUxMjFhZTRjNWFiYTFhZDQzYzYyODZmYjc5L3RhYmxlcmFuZ2U6ZGQ0Y2EyZTEyMWFlNGM1YWJhMWFkNDNjNjI4NmZiNzlfNDctMy0xLTEtMA_c80dbbe7-ce3e-4ad3-9680-612314f9d045">16,193</ix:nonFraction>&#160;</span></td><td style="background-color:#ffffff;border-bottom:1pt solid #000;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"></td></tr></table></div><div style="margin-top:12pt;text-align:right"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-style:italic;font-weight:400;line-height:120%">See accompanying notes to consolidated financial statements</span></div><div style="height:54pt;position:relative;width:100%"><div style="bottom:0;position:absolute;width:100%"><div style="text-align:right"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:9pt;font-weight:400;line-height:120%">7</span></div></div></div><div id="i3ccd65d188014ef19fc37bf6a1f38117_37"></div><hr style="page-break-after:always"/><div style="min-height:54pt;width:100%"><div><span style="color:#0000ff;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%;text-decoration:underline"><a style="color:#0000ff;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%;text-decoration:underline" href="#i3ccd65d188014ef19fc37bf6a1f38117_7">Table of </a><a style="color:#0000ff;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%;text-decoration:underline" href="#i3ccd65d188014ef19fc37bf6a1f38117_7">Contents</a></span></div></div><div><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:12pt;font-style:italic;font-weight:700;line-height:120%">OTTER TAIL CORPORATION</span></div><div style="margin-bottom:3pt"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:10pt;font-weight:700;line-height:120%">CONDENSED NOTES TO CONSOLIDATED FINANCIAL STATEMENTS</span></div><div id="i3ccd65d188014ef19fc37bf6a1f38117_40"></div><div style="margin-bottom:9pt;margin-top:12pt"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:11pt;font-weight:700;line-height:120%">1. <ix:nonNumeric contextRef="i3a76d1213b09470fa8c6c3f49fa75d98_D20210101-20210331" name="us-gaap:SignificantAccountingPoliciesTextBlock" id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN180MC9mcmFnOjBjYTNhNDllNDY5MTRlNGNiODQ1MGYyZWVlNzBmN2UyL3RleHRyZWdpb246MGNhM2E0OWU0NjkxNGU0Y2I4NDUwZjJlZWU3MGY3ZTJfNjMxNQ_5b4f981f-e1e6-448d-b8d5-0c851502bb6e" continuedAt="iec133973af304283aef450367ce5adea" escape="true">Summary of Significant Accounting Policies</ix:nonNumeric></span></div><ix:continuation id="iec133973af304283aef450367ce5adea"><div><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:9pt;font-weight:700;line-height:120%">Overview</span></div><div style="margin-bottom:6pt"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:9pt;font-weight:400;line-height:120%">Otter Tail Corporation and its subsidiaries (collectively, the "Company", "us", "our" or "we") form a diverse, multi-platform business consisting of a vertically integrated, regulated utility with generation, transmission and distribution facilities complemented by manufacturing businesses providing metal fabrication for custom machine parts and metal components, manufacturing of extruded and thermoformed plastic products, and manufacturing of PVC pipe products. We classify our business into <ix:nonFraction unitRef="segment" contextRef="i3a76d1213b09470fa8c6c3f49fa75d98_D20210101-20210331" decimals="INF" format="ixt-sec:numwordsen" name="us-gaap:NumberOfOperatingSegments" scale="0" id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN180MC9mcmFnOjBjYTNhNDllNDY5MTRlNGNiODQ1MGYyZWVlNzBmN2UyL3RleHRyZWdpb246MGNhM2E0OWU0NjkxNGU0Y2I4NDUwZjJlZWU3MGY3ZTJfNTU3_8c319649-a6ff-496a-9f40-4658e568981f">three</ix:nonFraction> segments: Electric, Manufacturing and Plastics. </span></div><ix:nonNumeric contextRef="i3a76d1213b09470fa8c6c3f49fa75d98_D20210101-20210331" name="us-gaap:BasisOfAccountingPolicyPolicyTextBlock" id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN180MC9mcmFnOjBjYTNhNDllNDY5MTRlNGNiODQ1MGYyZWVlNzBmN2UyL3RleHRyZWdpb246MGNhM2E0OWU0NjkxNGU0Y2I4NDUwZjJlZWU3MGY3ZTJfODI0NjMzNzIxOTA0OA_399de702-b06d-4eea-8b10-2eb9588fac07" escape="true"><div><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:9pt;font-weight:700;line-height:120%">Basis of Presentation</span></div><div style="margin-bottom:6pt"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:9pt;font-weight:400;line-height:120%">The unaudited consolidated financial statements included herein have been prepared pursuant to the rules and regulations of the SEC for interim reporting. Accordingly, they do not include all the information and footnotes required by generally accepted accounting principles. In the opinion of management, we have included all adjustments (including normal recurring accruals) necessary for a fair presentation of the consolidated financial statements for the periods presented. The consolidated financial statements and condensed notes thereto should be read in conjunction with the consolidated financial statements and notes included in our Annual Report on </span><span style="color:#0000ff;font-family:'Calibri',sans-serif;font-size:9pt;font-weight:400;line-height:120%;text-decoration:underline"><a style="color:#0000ff;font-family:'Calibri',sans-serif;font-size:9pt;font-weight:400;line-height:120%;text-decoration:underline" href="https://www.sec.gov/ix?doc=/Archives/edgar/data/1466593/000146659321000011/ottr-20201231.htm">Form 10-K</a></span><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:9pt;font-weight:400;line-height:120%"> for the fiscal year ended December 31, 2020. </span></div><div style="margin-bottom:6pt"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:9pt;font-weight:400;line-height:120%">Because of the coronavirus (COVID-19) pandemic, the seasonality of our businesses and other factors, the earnings for the three months ended March&#160;31, 2021 should not be taken as an indication of earnings for all or any part of the balance of the year.</span></div></ix:nonNumeric><ix:nonNumeric contextRef="i3a76d1213b09470fa8c6c3f49fa75d98_D20210101-20210331" name="us-gaap:UseOfEstimates" id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN180MC9mcmFnOjBjYTNhNDllNDY5MTRlNGNiODQ1MGYyZWVlNzBmN2UyL3RleHRyZWdpb246MGNhM2E0OWU0NjkxNGU0Y2I4NDUwZjJlZWU3MGY3ZTJfNjMxNg_c3775203-d24a-4e13-8637-45bc6f1fa095" escape="true"><div><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:9pt;font-weight:700;line-height:120%">Use of Estimates</span></div><div style="margin-bottom:6pt"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:9pt;font-weight:400;line-height:120%">We use estimates based on the best information available in recording transactions and balances resulting from business operations. As better information becomes available (or actual amounts are known), the recorded estimates are revised. Consequently, operating results can be affected by revisions to prior accounting estimates.</span></div></ix:nonNumeric></ix:continuation><div id="i3ccd65d188014ef19fc37bf6a1f38117_43"></div><div style="margin-bottom:9pt;margin-top:12pt"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:11pt;font-weight:700;line-height:120%">2. <ix:nonNumeric contextRef="i3a76d1213b09470fa8c6c3f49fa75d98_D20210101-20210331" name="us-gaap:SegmentReportingDisclosureTextBlock" id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN180My9mcmFnOjkyNjNhMjk0Mjk0NzRmYzY4ZDgwZjFkZWNjMzRmZjdmL3RleHRyZWdpb246OTI2M2EyOTQyOTQ3NGZjNjhkODBmMWRlY2MzNGZmN2ZfMTA5MQ_b972787c-ac2f-4bda-863f-4e39e797540e" continuedAt="i595d86eb43b947d4b5e7de47332e104a" escape="true">Segment Information</ix:nonNumeric></span></div><ix:continuation id="i595d86eb43b947d4b5e7de47332e104a" continuedAt="i4e21c17384dd443083506ca83b4976d2"><div style="margin-bottom:3pt"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:9pt;font-weight:400;line-height:120%">We classify our business into <ix:nonFraction unitRef="segment" contextRef="i3a76d1213b09470fa8c6c3f49fa75d98_D20210101-20210331" decimals="INF" format="ixt-sec:numwordsen" name="us-gaap:NumberOfReportableSegments" scale="0" id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN180My9mcmFnOjkyNjNhMjk0Mjk0NzRmYzY4ZDgwZjFkZWNjMzRmZjdmL3RleHRyZWdpb246OTI2M2EyOTQyOTQ3NGZjNjhkODBmMWRlY2MzNGZmN2ZfMTA5OTUxMTYyODkyOQ_32e1b6e1-1dc4-4f36-ab06-d955fc1ebca6">three</ix:nonFraction> segments, Electric, Manufacturing and Plastics, consistent with our business strategy, organizational structure and our internal reporting and review processes used by our chief operating decision maker to make decisions regarding allocation of resources, to assess operating performance and to make strategic decisions.</span></div><div style="margin-bottom:6pt"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:9pt;font-weight:400;line-height:120%">Certain assets and costs are not allocated to our operating segments. Corporate operating costs include items such as corporate staff and overhead costs, the results of our captive insurance company and other items excluded from the measurement of operating segment performance. Corporate assets consist primarily of cash, prepaid expenses, investments and fixed assets. Corporate is not an operating segment, rather it is added to operating segment totals to reconcile to consolidated amounts.</span></div><ix:nonNumeric contextRef="i3a76d1213b09470fa8c6c3f49fa75d98_D20210101-20210331" name="us-gaap:ScheduleOfSegmentReportingInformationBySegmentTextBlock" id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN180My9mcmFnOjkyNjNhMjk0Mjk0NzRmYzY4ZDgwZjFkZWNjMzRmZjdmL3RleHRyZWdpb246OTI2M2EyOTQyOTQ3NGZjNjhkODBmMWRlY2MzNGZmN2ZfMTA5Mg_d3abce25-330e-45af-9a59-0f9f18c5f1be" continuedAt="i3c528161e0b94028b1e964bfb262d2b1" escape="true"><div style="margin-bottom:3pt"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:9pt;font-weight:400;line-height:120%">Information for each segment and our unallocated corporate costs for the three months ended March&#160;31, 2021 and 2020 are as follows: </span></div><div style="margin-bottom:3pt"><table style="border-collapse:collapse;display:inline-table;margin-bottom:5pt;vertical-align:text-bottom;width:100.000%"><tr><td style="width:1.0%"></td><td style="width:71.122%"></td><td style="width:0.1%"></td><td style="width:1.0%"></td><td style="width:2.650%"></td><td style="width:0.1%"></td><td style="width:1.0%"></td><td style="width:10.011%"></td><td style="width:0.1%"></td><td style="width:0.1%"></td><td style="width:1.605%"></td><td style="width:0.1%"></td><td style="width:1.0%"></td><td style="width:10.012%"></td><td style="width:0.1%"></td><td colspan="3" style="display:none"></td><td colspan="3" style="display:none"></td><td colspan="3" style="display:none"></td><td colspan="3" style="display:none"></td></tr><tr><td colspan="3" style="display:none"></td><td colspan="3" style="display:none"></td><td colspan="3" style="display:none"></td><td colspan="3" style="display:none"></td><td colspan="3" style="display:none"></td></tr><tr><td colspan="3" style="border-bottom:1pt solid #000;padding:2px 1pt;text-align:left;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-style:italic;font-weight:700;line-height:120%">(in thousands)</span></td><td colspan="3" style="border-bottom:1pt solid #000;padding:0 1pt"></td><td colspan="3" style="border-bottom:1pt solid #000;padding:2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-style:italic;font-weight:700;line-height:120%">2021</span></td><td colspan="3" style="border-bottom:1pt solid #000;padding:0 1pt"></td><td colspan="3" style="border-bottom:1pt solid #000;padding:2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-style:italic;font-weight:700;line-height:120%">2020</span></td><td colspan="3" style="display:none"></td><td colspan="3" style="display:none"></td><td colspan="3" style="display:none"></td><td colspan="3" style="display:none"></td></tr><tr style="height:3pt"><td colspan="3" style="border-top:1pt solid #000;padding:0 1pt"></td><td colspan="3" style="border-top:1pt solid #000;padding:0 1pt"></td><td colspan="3" style="border-top:1pt solid #000;padding:0 1pt"></td><td colspan="3" style="border-top:1pt solid #000;padding:0 1pt"></td><td colspan="3" style="border-top:1pt solid #000;padding:0 1pt"></td><td colspan="3" style="display:none"></td><td colspan="3" style="display:none"></td><td colspan="3" style="display:none"></td><td colspan="3" style="display:none"></td></tr><tr><td colspan="3" style="background-color:#dbdbdb;padding:2px 1pt;text-align:left;vertical-align:bottom"><div><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:120%">Operating Revenue</span><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:5.2pt;font-weight:700;line-height:120%;position:relative;top:-2.8pt;vertical-align:baseline">1</span></div></td><td colspan="3" style="background-color:#dbdbdb;padding:0 1pt"></td><td colspan="3" style="background-color:#dbdbdb;padding:0 1pt"></td><td colspan="3" style="background-color:#dbdbdb;padding:0 1pt"></td><td colspan="3" style="background-color:#dbdbdb;padding:0 1pt"></td><td colspan="3" style="display:none"></td><td colspan="3" style="display:none"></td><td colspan="3" style="display:none"></td><td colspan="3" style="display:none"></td></tr><tr><td colspan="3" style="background-color:#ffffff;padding:2px 1pt 2px 7.75pt;text-align:left;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">Electric</span></td><td colspan="3" style="background-color:#ffffff;padding:0 1pt"></td><td style="background-color:#ffffff;padding:2px 0 2px 1pt;text-align:left;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:120%">$</span></td><td style="background-color:#ffffff;padding:2px 0;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:120%"><ix:nonFraction unitRef="usd" contextRef="i12fec6c6c1c7480193881b54ed9c42ed_D20210101-20210331" decimals="-3" format="ixt:numdotdecimal" name="us-gaap:Revenues" scale="3" id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN180My9mcmFnOjkyNjNhMjk0Mjk0NzRmYzY4ZDgwZjFkZWNjMzRmZjdmL3RhYmxlOmVlMTNjNjU0NDc0YzRkZGQ5MmJjYjM1ZDRiYzExYmQ3L3RhYmxlcmFuZ2U6ZWUxM2M2NTQ0NzRjNGRkZDkyYmNiMzVkNGJjMTFiZDdfMy0xLTEtMS0w_8f17764d-07b4-4b74-8365-2cd3f6fd29cc">123,699</ix:nonFraction></span><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">&#160;</span></td><td style="background-color:#ffffff;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"></td><td colspan="3" style="background-color:#ffffff;padding:0 1pt"></td><td style="background-color:#ffffff;padding:2px 0 2px 1pt;text-align:left;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">$</span></td><td style="background-color:#ffffff;padding:2px 0;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%"><ix:nonFraction unitRef="usd" contextRef="ie673c1cddab44142be52164318824b9f_D20200101-20200331" decimals="-3" format="ixt:numdotdecimal" name="us-gaap:Revenues" scale="3" id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN180My9mcmFnOjkyNjNhMjk0Mjk0NzRmYzY4ZDgwZjFkZWNjMzRmZjdmL3RhYmxlOmVlMTNjNjU0NDc0YzRkZGQ5MmJjYjM1ZDRiYzExYmQ3L3RhYmxlcmFuZ2U6ZWUxM2M2NTQ0NzRjNGRkZDkyYmNiMzVkNGJjMTFiZDdfMy0zLTEtMS0w_d2e732d5-1b39-465f-9c18-f6a1ad925dac">119,870</ix:nonFraction>&#160;</span></td><td style="background-color:#ffffff;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"></td><td colspan="3" style="display:none"></td><td colspan="3" style="display:none"></td><td colspan="3" style="display:none"></td><td colspan="3" style="display:none"></td></tr><tr><td colspan="3" style="background-color:#dbdbdb;padding:2px 1pt 2px 7.75pt;text-align:left;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">Manufacturing</span></td><td colspan="3" style="background-color:#dbdbdb;padding:0 1pt"></td><td colspan="2" style="background-color:#dbdbdb;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:120%"><ix:nonFraction unitRef="usd" contextRef="i23021e0849864b39a1eba3bd1055ab18_D20210101-20210331" decimals="-3" format="ixt:numdotdecimal" name="us-gaap:Revenues" scale="3" id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN180My9mcmFnOjkyNjNhMjk0Mjk0NzRmYzY4ZDgwZjFkZWNjMzRmZjdmL3RhYmxlOmVlMTNjNjU0NDc0YzRkZGQ5MmJjYjM1ZDRiYzExYmQ3L3RhYmxlcmFuZ2U6ZWUxM2M2NTQ0NzRjNGRkZDkyYmNiMzVkNGJjMTFiZDdfNC0xLTEtMS0w_3f752305-a8b0-4ec8-ab87-17aeae70d94c">75,825</ix:nonFraction></span><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">&#160;</span></td><td style="background-color:#dbdbdb;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"></td><td colspan="3" style="background-color:#dbdbdb;padding:0 1pt"></td><td colspan="2" style="background-color:#dbdbdb;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%"><ix:nonFraction unitRef="usd" contextRef="icbe1102afd1f42ae8c87a69654089b7c_D20200101-20200331" decimals="-3" format="ixt:numdotdecimal" name="us-gaap:Revenues" scale="3" id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN180My9mcmFnOjkyNjNhMjk0Mjk0NzRmYzY4ZDgwZjFkZWNjMzRmZjdmL3RhYmxlOmVlMTNjNjU0NDc0YzRkZGQ5MmJjYjM1ZDRiYzExYmQ3L3RhYmxlcmFuZ2U6ZWUxM2M2NTQ0NzRjNGRkZDkyYmNiMzVkNGJjMTFiZDdfNC0zLTEtMS0w_2bc16847-eb69-47eb-b9d6-996c3406c457">68,479</ix:nonFraction>&#160;</span></td><td style="background-color:#dbdbdb;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"></td><td colspan="3" style="display:none"></td><td colspan="3" style="display:none"></td><td colspan="3" style="display:none"></td><td colspan="3" style="display:none"></td></tr><tr><td colspan="3" style="background-color:#ffffff;padding:2px 1pt 2px 7.75pt;text-align:left;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">Plastics</span></td><td colspan="3" style="background-color:#ffffff;padding:0 1pt"></td><td colspan="2" style="background-color:#ffffff;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:120%"><ix:nonFraction unitRef="usd" contextRef="ibcf7ee07eff0413ba8175532e246e1bd_D20210101-20210331" decimals="-3" format="ixt:numdotdecimal" name="us-gaap:Revenues" scale="3" id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN180My9mcmFnOjkyNjNhMjk0Mjk0NzRmYzY4ZDgwZjFkZWNjMzRmZjdmL3RhYmxlOmVlMTNjNjU0NDc0YzRkZGQ5MmJjYjM1ZDRiYzExYmQ3L3RhYmxlcmFuZ2U6ZWUxM2M2NTQ0NzRjNGRkZDkyYmNiMzVkNGJjMTFiZDdfNS0xLTEtMS0w_b2d0f402-e366-4b0a-ab06-b792e683a9ff">62,186</ix:nonFraction></span><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">&#160;</span></td><td style="background-color:#ffffff;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"></td><td colspan="3" style="background-color:#ffffff;padding:0 1pt"></td><td colspan="2" style="background-color:#ffffff;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%"><ix:nonFraction unitRef="usd" contextRef="i2faea3f8db1d423fb909554f7bc72eed_D20200101-20200331" decimals="-3" format="ixt:numdotdecimal" name="us-gaap:Revenues" scale="3" id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN180My9mcmFnOjkyNjNhMjk0Mjk0NzRmYzY4ZDgwZjFkZWNjMzRmZjdmL3RhYmxlOmVlMTNjNjU0NDc0YzRkZGQ5MmJjYjM1ZDRiYzExYmQ3L3RhYmxlcmFuZ2U6ZWUxM2M2NTQ0NzRjNGRkZDkyYmNiMzVkNGJjMTFiZDdfNS0zLTEtMS0w_84262216-a69f-48df-8a79-24fa2a6aafd4">46,398</ix:nonFraction>&#160;</span></td><td style="background-color:#ffffff;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"></td><td colspan="3" style="display:none"></td><td colspan="3" style="display:none"></td><td colspan="3" style="display:none"></td><td colspan="3" style="display:none"></td></tr><tr><td colspan="3" style="background-color:#dbdbdb;border-top:1pt solid #000;padding:2px 1pt 2px 13pt;text-align:left;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:120%">Total</span></td><td colspan="3" style="background-color:#dbdbdb;border-top:1pt solid #000;padding:0 1pt"></td><td style="background-color:#dbdbdb;border-top:1pt solid #000;padding:2px 0 2px 1pt;text-align:left;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:120%">$</span></td><td style="background-color:#dbdbdb;border-top:1pt solid #000;padding:2px 0;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:120%"><ix:nonFraction unitRef="usd" contextRef="i3a76d1213b09470fa8c6c3f49fa75d98_D20210101-20210331" decimals="-3" format="ixt:numdotdecimal" name="us-gaap:Revenues" scale="3" id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN180My9mcmFnOjkyNjNhMjk0Mjk0NzRmYzY4ZDgwZjFkZWNjMzRmZjdmL3RhYmxlOmVlMTNjNjU0NDc0YzRkZGQ5MmJjYjM1ZDRiYzExYmQ3L3RhYmxlcmFuZ2U6ZWUxM2M2NTQ0NzRjNGRkZDkyYmNiMzVkNGJjMTFiZDdfNi0xLTEtMS0w_361f7aee-f91c-458d-bb07-0756116a3ef5">261,710</ix:nonFraction></span><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">&#160;</span></td><td style="background-color:#dbdbdb;border-top:1pt solid #000;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"></td><td colspan="3" style="background-color:#dbdbdb;border-top:1pt solid #000;padding:0 1pt"></td><td style="background-color:#dbdbdb;border-top:1pt solid #000;padding:2px 0 2px 1pt;text-align:left;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">$</span></td><td style="background-color:#dbdbdb;border-top:1pt solid #000;padding:2px 0;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%"><ix:nonFraction unitRef="usd" contextRef="i052d02afe6704673b1b47c9fbf47ec24_D20200101-20200331" decimals="-3" format="ixt:numdotdecimal" name="us-gaap:Revenues" scale="3" id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN180My9mcmFnOjkyNjNhMjk0Mjk0NzRmYzY4ZDgwZjFkZWNjMzRmZjdmL3RhYmxlOmVlMTNjNjU0NDc0YzRkZGQ5MmJjYjM1ZDRiYzExYmQ3L3RhYmxlcmFuZ2U6ZWUxM2M2NTQ0NzRjNGRkZDkyYmNiMzVkNGJjMTFiZDdfNi0zLTEtMS0w_d6dac4ab-6b34-423c-9ffa-804f1de15d74">234,747</ix:nonFraction>&#160;</span></td><td style="background-color:#dbdbdb;border-top:1pt solid #000;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"></td><td colspan="3" style="display:none"></td><td colspan="3" style="display:none"></td><td colspan="3" style="display:none"></td><td colspan="3" style="display:none"></td></tr><tr><td colspan="3" style="background-color:#ffffff;padding:2px 1pt;text-align:left;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:120%">Net Income (Loss)</span></td><td colspan="3" style="background-color:#ffffff;padding:0 1pt"></td><td colspan="3" style="background-color:#ffffff;padding:0 1pt"></td><td colspan="3" style="background-color:#ffffff;padding:0 1pt"></td><td colspan="3" style="background-color:#ffffff;padding:0 1pt"></td><td colspan="3" style="display:none"></td><td colspan="3" style="display:none"></td><td colspan="3" style="display:none"></td><td colspan="3" style="display:none"></td></tr><tr><td colspan="3" style="background-color:#dbdbdb;padding:2px 1pt 2px 7.75pt;text-align:left;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">Electric</span></td><td colspan="3" style="background-color:#dbdbdb;padding:0 1pt"></td><td style="background-color:#dbdbdb;padding:2px 0 2px 1pt;text-align:left;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:120%">$</span></td><td style="background-color:#dbdbdb;padding:2px 0;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:120%"><ix:nonFraction unitRef="usd" contextRef="i12fec6c6c1c7480193881b54ed9c42ed_D20210101-20210331" decimals="-3" format="ixt:numdotdecimal" name="us-gaap:NetIncomeLoss" scale="3" id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN180My9mcmFnOjkyNjNhMjk0Mjk0NzRmYzY4ZDgwZjFkZWNjMzRmZjdmL3RhYmxlOmVlMTNjNjU0NDc0YzRkZGQ5MmJjYjM1ZDRiYzExYmQ3L3RhYmxlcmFuZ2U6ZWUxM2M2NTQ0NzRjNGRkZDkyYmNiMzVkNGJjMTFiZDdfOC0xLTEtMS0w_c4129584-2ab4-4238-aa07-dc1ea4b7dc0d">17,587</ix:nonFraction></span><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">&#160;</span></td><td style="background-color:#dbdbdb;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"></td><td colspan="3" style="background-color:#dbdbdb;padding:0 1pt"></td><td style="background-color:#dbdbdb;padding:2px 0 2px 1pt;text-align:left;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">$</span></td><td style="background-color:#dbdbdb;padding:2px 0;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%"><ix:nonFraction unitRef="usd" contextRef="ie673c1cddab44142be52164318824b9f_D20200101-20200331" decimals="-3" format="ixt:numdotdecimal" name="us-gaap:NetIncomeLoss" scale="3" id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN180My9mcmFnOjkyNjNhMjk0Mjk0NzRmYzY4ZDgwZjFkZWNjMzRmZjdmL3RhYmxlOmVlMTNjNjU0NDc0YzRkZGQ5MmJjYjM1ZDRiYzExYmQ3L3RhYmxlcmFuZ2U6ZWUxM2M2NTQ0NzRjNGRkZDkyYmNiMzVkNGJjMTFiZDdfOC0zLTEtMS0w_a0a4fa2d-0c2d-4d31-9b9f-3cbd80644dd1">16,182</ix:nonFraction>&#160;</span></td><td style="background-color:#dbdbdb;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"></td><td colspan="3" style="display:none"></td><td colspan="3" style="display:none"></td><td colspan="3" style="display:none"></td><td colspan="3" style="display:none"></td></tr><tr><td colspan="3" style="background-color:#ffffff;padding:2px 1pt 2px 7.75pt;text-align:left;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">Manufacturing</span></td><td colspan="3" style="background-color:#ffffff;padding:0 1pt"></td><td colspan="2" style="background-color:#ffffff;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:120%"><ix:nonFraction unitRef="usd" contextRef="i23021e0849864b39a1eba3bd1055ab18_D20210101-20210331" decimals="-3" format="ixt:numdotdecimal" name="us-gaap:NetIncomeLoss" scale="3" id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN180My9mcmFnOjkyNjNhMjk0Mjk0NzRmYzY4ZDgwZjFkZWNjMzRmZjdmL3RhYmxlOmVlMTNjNjU0NDc0YzRkZGQ5MmJjYjM1ZDRiYzExYmQ3L3RhYmxlcmFuZ2U6ZWUxM2M2NTQ0NzRjNGRkZDkyYmNiMzVkNGJjMTFiZDdfOS0xLTEtMS0w_3f962632-d600-48ff-919d-38a0722614ab">5,385</ix:nonFraction></span><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">&#160;</span></td><td style="background-color:#ffffff;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"></td><td colspan="3" style="background-color:#ffffff;padding:0 1pt"></td><td colspan="2" style="background-color:#ffffff;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%"><ix:nonFraction unitRef="usd" contextRef="icbe1102afd1f42ae8c87a69654089b7c_D20200101-20200331" decimals="-3" format="ixt:numdotdecimal" name="us-gaap:NetIncomeLoss" scale="3" id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN180My9mcmFnOjkyNjNhMjk0Mjk0NzRmYzY4ZDgwZjFkZWNjMzRmZjdmL3RhYmxlOmVlMTNjNjU0NDc0YzRkZGQ5MmJjYjM1ZDRiYzExYmQ3L3RhYmxlcmFuZ2U6ZWUxM2M2NTQ0NzRjNGRkZDkyYmNiMzVkNGJjMTFiZDdfOS0zLTEtMS0w_b72720bb-a063-4cf5-954f-d6f2c8a4290f">4,927</ix:nonFraction>&#160;</span></td><td style="background-color:#ffffff;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"></td><td colspan="3" style="display:none"></td><td colspan="3" style="display:none"></td><td colspan="3" style="display:none"></td><td colspan="3" style="display:none"></td></tr><tr><td colspan="3" style="background-color:#dbdbdb;padding:2px 1pt 2px 7.75pt;text-align:left;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">Plastics</span></td><td colspan="3" style="background-color:#dbdbdb;padding:0 1pt"></td><td colspan="2" style="background-color:#dbdbdb;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:120%"><ix:nonFraction unitRef="usd" contextRef="ibcf7ee07eff0413ba8175532e246e1bd_D20210101-20210331" decimals="-3" format="ixt:numdotdecimal" name="us-gaap:NetIncomeLoss" scale="3" id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN180My9mcmFnOjkyNjNhMjk0Mjk0NzRmYzY4ZDgwZjFkZWNjMzRmZjdmL3RhYmxlOmVlMTNjNjU0NDc0YzRkZGQ5MmJjYjM1ZDRiYzExYmQ3L3RhYmxlcmFuZ2U6ZWUxM2M2NTQ0NzRjNGRkZDkyYmNiMzVkNGJjMTFiZDdfMTAtMS0xLTEtMA_cd8868e9-c59f-4da9-a118-37c6c36d5b97">9,147</ix:nonFraction></span><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">&#160;</span></td><td style="background-color:#dbdbdb;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"></td><td colspan="3" style="background-color:#dbdbdb;padding:0 1pt"></td><td colspan="2" style="background-color:#dbdbdb;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%"><ix:nonFraction unitRef="usd" contextRef="i2faea3f8db1d423fb909554f7bc72eed_D20200101-20200331" decimals="-3" format="ixt:numdotdecimal" name="us-gaap:NetIncomeLoss" scale="3" id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN180My9mcmFnOjkyNjNhMjk0Mjk0NzRmYzY4ZDgwZjFkZWNjMzRmZjdmL3RhYmxlOmVlMTNjNjU0NDc0YzRkZGQ5MmJjYjM1ZDRiYzExYmQ3L3RhYmxlcmFuZ2U6ZWUxM2M2NTQ0NzRjNGRkZDkyYmNiMzVkNGJjMTFiZDdfMTAtMy0xLTEtMA_c69f05b3-968f-47a3-9cff-5fb049c3f79d">5,449</ix:nonFraction>&#160;</span></td><td style="background-color:#dbdbdb;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"></td><td colspan="3" style="display:none"></td><td colspan="3" style="display:none"></td><td colspan="3" style="display:none"></td><td colspan="3" style="display:none"></td></tr><tr><td colspan="3" style="background-color:#ffffff;padding:2px 1pt 2px 7.75pt;text-align:left;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">Corporate</span></td><td colspan="3" style="background-color:#ffffff;padding:0 1pt"></td><td colspan="2" style="background-color:#ffffff;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:120%">(<ix:nonFraction unitRef="usd" contextRef="i0c39f2c8027f4d1bb8fea9444282064f_D20210101-20210331" decimals="-3" sign="-" format="ixt:numdotdecimal" name="us-gaap:NetIncomeLoss" scale="3" id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN180My9mcmFnOjkyNjNhMjk0Mjk0NzRmYzY4ZDgwZjFkZWNjMzRmZjdmL3RhYmxlOmVlMTNjNjU0NDc0YzRkZGQ5MmJjYjM1ZDRiYzExYmQ3L3RhYmxlcmFuZ2U6ZWUxM2M2NTQ0NzRjNGRkZDkyYmNiMzVkNGJjMTFiZDdfMTEtMS0xLTEtMA_211d3d6e-ccb7-4814-b393-359a6ed6d5e3">1,790</ix:nonFraction>)</span></td><td style="background-color:#ffffff;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"></td><td colspan="3" style="background-color:#ffffff;padding:0 1pt"></td><td colspan="2" style="background-color:#ffffff;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">(<ix:nonFraction unitRef="usd" contextRef="if59f644f39aa41b7ab3c11f4bdd7b5eb_D20200101-20200331" decimals="-3" sign="-" format="ixt:numdotdecimal" name="us-gaap:NetIncomeLoss" scale="3" id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN180My9mcmFnOjkyNjNhMjk0Mjk0NzRmYzY4ZDgwZjFkZWNjMzRmZjdmL3RhYmxlOmVlMTNjNjU0NDc0YzRkZGQ5MmJjYjM1ZDRiYzExYmQ3L3RhYmxlcmFuZ2U6ZWUxM2M2NTQ0NzRjNGRkZDkyYmNiMzVkNGJjMTFiZDdfMTEtMy0xLTEtMA_bdf4c154-b186-4988-9b40-42ac850cabca">2,290</ix:nonFraction>)</span></td><td style="background-color:#ffffff;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"></td><td colspan="3" style="display:none"></td><td colspan="3" style="display:none"></td><td colspan="3" style="display:none"></td><td colspan="3" style="display:none"></td></tr><tr><td colspan="3" style="background-color:#dbdbdb;border-top:1pt solid #000;padding:2px 1pt 2px 13pt;text-align:left;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:120%">Total</span></td><td colspan="3" style="background-color:#dbdbdb;border-top:1pt solid #000;padding:0 1pt"></td><td style="background-color:#dbdbdb;border-top:1pt solid #000;padding:2px 0 2px 1pt;text-align:left;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:120%">$</span></td><td style="background-color:#dbdbdb;border-top:1pt solid #000;padding:2px 0;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:120%"><ix:nonFraction unitRef="usd" contextRef="i3a76d1213b09470fa8c6c3f49fa75d98_D20210101-20210331" decimals="-3" format="ixt:numdotdecimal" name="us-gaap:NetIncomeLoss" scale="3" id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN180My9mcmFnOjkyNjNhMjk0Mjk0NzRmYzY4ZDgwZjFkZWNjMzRmZjdmL3RhYmxlOmVlMTNjNjU0NDc0YzRkZGQ5MmJjYjM1ZDRiYzExYmQ3L3RhYmxlcmFuZ2U6ZWUxM2M2NTQ0NzRjNGRkZDkyYmNiMzVkNGJjMTFiZDdfMTItMS0xLTEtMA_5529d788-3b42-4c77-be89-042b55319461">30,329</ix:nonFraction></span><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">&#160;</span></td><td style="background-color:#dbdbdb;border-top:1pt solid #000;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"></td><td colspan="3" style="background-color:#dbdbdb;border-top:1pt solid #000;padding:0 1pt"></td><td style="background-color:#dbdbdb;border-top:1pt solid #000;padding:2px 0 2px 1pt;text-align:left;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">$</span></td><td style="background-color:#dbdbdb;border-top:1pt solid #000;padding:2px 0;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%"><ix:nonFraction unitRef="usd" contextRef="i052d02afe6704673b1b47c9fbf47ec24_D20200101-20200331" decimals="-3" format="ixt:numdotdecimal" name="us-gaap:NetIncomeLoss" scale="3" id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN180My9mcmFnOjkyNjNhMjk0Mjk0NzRmYzY4ZDgwZjFkZWNjMzRmZjdmL3RhYmxlOmVlMTNjNjU0NDc0YzRkZGQ5MmJjYjM1ZDRiYzExYmQ3L3RhYmxlcmFuZ2U6ZWUxM2M2NTQ0NzRjNGRkZDkyYmNiMzVkNGJjMTFiZDdfMTItMy0xLTEtMA_8d9b422c-65f8-4308-bc4a-c1962089ddaf">24,268</ix:nonFraction>&#160;</span></td><td style="background-color:#dbdbdb;border-top:1pt solid #000;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"></td><td colspan="3" style="display:none"></td><td colspan="3" style="display:none"></td><td colspan="3" style="display:none"></td><td colspan="3" style="display:none"></td></tr><tr style="height:3pt"><td colspan="3" style="background-color:#ffffff;padding:0 1pt"></td><td colspan="3" style="background-color:#ffffff;padding:0 1pt"></td><td colspan="3" style="background-color:#ffffff;padding:0 1pt"></td><td colspan="3" style="background-color:#ffffff;padding:0 1pt"></td><td colspan="3" style="background-color:#ffffff;padding:0 1pt"></td><td colspan="3" style="display:none"></td><td colspan="3" style="display:none"></td><td colspan="3" style="display:none"></td><td colspan="3" style="display:none"></td></tr><tr><td colspan="3" style="border-top:1pt solid #000;padding:2px 1pt;text-align:left;vertical-align:bottom"><div><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:4.55pt;font-style:italic;font-weight:400;line-height:120%;position:relative;top:-2.44pt;vertical-align:baseline">1</span><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:7pt;font-style:italic;font-weight:400;line-height:120%">Amounts reflect operating revenues to external customers. Intersegment operating revenues are not material for any period presented.</span></div></td><td colspan="3" style="padding:0 1pt"></td><td colspan="3" style="padding:0 1pt"></td><td colspan="3" style="padding:0 1pt"></td><td colspan="3" style="padding:0 1pt"></td><td colspan="3" style="display:none"></td><td colspan="3" style="display:none"></td><td colspan="3" style="display:none"></td><td colspan="3" style="display:none"></td></tr></table></div></ix:nonNumeric></ix:continuation><div style="height:54pt;position:relative;width:100%"><div style="bottom:0;position:absolute;width:100%"><div style="text-align:right"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:9pt;font-weight:400;line-height:120%">8</span></div></div></div><hr style="page-break-after:always"/><div style="min-height:54pt;width:100%"><div><span style="color:#0000ff;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%;text-decoration:underline"><a style="color:#0000ff;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%;text-decoration:underline" href="#i3ccd65d188014ef19fc37bf6a1f38117_7">Table of </a><a style="color:#0000ff;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%;text-decoration:underline" href="#i3ccd65d188014ef19fc37bf6a1f38117_7">Contents</a></span></div></div><ix:continuation id="i4e21c17384dd443083506ca83b4976d2"><ix:continuation id="i3c528161e0b94028b1e964bfb262d2b1"><div style="margin-bottom:3pt;margin-top:6pt"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:9pt;font-weight:400;line-height:120%">The following provides the identifiable assets by segment and corporate assets as of March&#160;31, 2021 and December&#160;31, 2020:</span></div><div style="margin-bottom:6pt"><table style="border-collapse:collapse;display:inline-table;margin-bottom:5pt;vertical-align:text-bottom;width:100.000%"><tr><td style="width:1.0%"></td><td style="width:74.872%"></td><td style="width:0.1%"></td><td style="width:1.0%"></td><td style="width:10.011%"></td><td style="width:0.1%"></td><td style="width:0.1%"></td><td style="width:1.605%"></td><td style="width:0.1%"></td><td style="width:1.0%"></td><td style="width:10.012%"></td><td style="width:0.1%"></td></tr><tr><td colspan="3" style="padding:2px 1pt;text-align:left;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-style:italic;font-weight:700;line-height:120%">(in thousands)</span></td><td colspan="3" style="padding:2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-style:italic;font-weight:700;line-height:120%">March 31,<br/>2021</span></td><td colspan="3" style="padding:0 1pt"></td><td colspan="3" style="padding:2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-style:italic;font-weight:700;line-height:120%">December 31,<br/>2020</span></td></tr><tr style="height:3pt"><td colspan="3" style="border-top:1pt solid #000;padding:0 1pt"></td><td colspan="3" style="border-top:1pt solid #000;padding:0 1pt"></td><td colspan="3" style="border-top:1pt solid #000;padding:0 1pt"></td><td colspan="3" style="border-top:1pt solid #000;padding:0 1pt"></td></tr><tr><td colspan="3" style="background-color:#dbdbdb;padding:2px 1pt;text-align:left;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:120%">Identifiable Assets</span></td><td colspan="3" style="background-color:#dbdbdb;padding:0 1pt"></td><td colspan="3" style="background-color:#dbdbdb;padding:0 1pt"></td><td colspan="3" style="background-color:#dbdbdb;padding:0 1pt"></td></tr><tr><td colspan="3" style="background-color:#ffffff;padding:2px 1pt 2px 7.75pt;text-align:left;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">Electric</span></td><td style="background-color:#ffffff;padding:2px 0 2px 1pt;text-align:left;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:120%">$</span></td><td style="background-color:#ffffff;padding:2px 0;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:120%"><ix:nonFraction unitRef="usd" contextRef="i9e29711171d8403c9432251806bcbc50_I20210331" decimals="-3" format="ixt:numdotdecimal" name="us-gaap:Assets" scale="3" id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN180My9mcmFnOjkyNjNhMjk0Mjk0NzRmYzY4ZDgwZjFkZWNjMzRmZjdmL3RhYmxlOjc5YzlmNTRiYWM2NDRmZWFhMmRmYjJiNzc0ZDdlNjBiL3RhYmxlcmFuZ2U6NzljOWY1NGJhYzY0NGZlYWEyZGZiMmI3NzRkN2U2MGJfMy0xLTEtMS0w_07c40f44-2ecb-423d-8faf-13c64b4538e9">2,242,026</ix:nonFraction></span><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">&#160;</span></td><td style="background-color:#ffffff;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"></td><td colspan="3" style="background-color:#ffffff;padding:0 1pt"></td><td style="background-color:#ffffff;padding:2px 0 2px 1pt;text-align:left;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">$</span></td><td style="background-color:#ffffff;padding:2px 0;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%"><ix:nonFraction unitRef="usd" contextRef="i786d1faa437a47c687c486bb3f9e1425_I20201231" decimals="-3" format="ixt:numdotdecimal" name="us-gaap:Assets" scale="3" id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN180My9mcmFnOjkyNjNhMjk0Mjk0NzRmYzY4ZDgwZjFkZWNjMzRmZjdmL3RhYmxlOjc5YzlmNTRiYWM2NDRmZWFhMmRmYjJiNzc0ZDdlNjBiL3RhYmxlcmFuZ2U6NzljOWY1NGJhYzY0NGZlYWEyZGZiMmI3NzRkN2U2MGJfMy0zLTEtMS0w_41134020-8e63-4994-95e9-d9c79604730e">2,233,399</ix:nonFraction>&#160;</span></td><td style="background-color:#ffffff;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"></td></tr><tr><td colspan="3" style="background-color:#dbdbdb;padding:2px 1pt 2px 7.75pt;text-align:left;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">Manufacturing</span></td><td colspan="2" style="background-color:#dbdbdb;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:120%"><ix:nonFraction unitRef="usd" contextRef="if110cb7153a74198ad89f4ca7281f7b9_I20210331" decimals="-3" format="ixt:numdotdecimal" name="us-gaap:Assets" scale="3" id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN180My9mcmFnOjkyNjNhMjk0Mjk0NzRmYzY4ZDgwZjFkZWNjMzRmZjdmL3RhYmxlOjc5YzlmNTRiYWM2NDRmZWFhMmRmYjJiNzc0ZDdlNjBiL3RhYmxlcmFuZ2U6NzljOWY1NGJhYzY0NGZlYWEyZGZiMmI3NzRkN2U2MGJfNC0xLTEtMS0w_657991f6-dea3-4d34-a76f-55a7e858bdb9">209,477</ix:nonFraction></span><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">&#160;</span></td><td style="background-color:#dbdbdb;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"></td><td colspan="3" style="background-color:#dbdbdb;padding:0 1pt"></td><td colspan="2" style="background-color:#dbdbdb;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%"><ix:nonFraction unitRef="usd" contextRef="iaaad4ec09a6346fb9dbad7805f0f19dd_I20201231" decimals="-3" format="ixt:numdotdecimal" name="us-gaap:Assets" scale="3" id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN180My9mcmFnOjkyNjNhMjk0Mjk0NzRmYzY4ZDgwZjFkZWNjMzRmZjdmL3RhYmxlOjc5YzlmNTRiYWM2NDRmZWFhMmRmYjJiNzc0ZDdlNjBiL3RhYmxlcmFuZ2U6NzljOWY1NGJhYzY0NGZlYWEyZGZiMmI3NzRkN2U2MGJfNC0zLTEtMS0w_f592ac8d-0b45-41aa-a05b-0c9fb870dbc0">191,005</ix:nonFraction>&#160;</span></td><td style="background-color:#dbdbdb;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"></td></tr><tr><td colspan="3" style="background-color:#ffffff;padding:2px 1pt 2px 7.75pt;text-align:left;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">Plastics</span></td><td colspan="2" style="background-color:#ffffff;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:120%"><ix:nonFraction unitRef="usd" contextRef="i4b383ddee9b2445ca91925935ce70d2d_I20210331" decimals="-3" format="ixt:numdotdecimal" name="us-gaap:Assets" scale="3" id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN180My9mcmFnOjkyNjNhMjk0Mjk0NzRmYzY4ZDgwZjFkZWNjMzRmZjdmL3RhYmxlOjc5YzlmNTRiYWM2NDRmZWFhMmRmYjJiNzc0ZDdlNjBiL3RhYmxlcmFuZ2U6NzljOWY1NGJhYzY0NGZlYWEyZGZiMmI3NzRkN2U2MGJfNS0xLTEtMS0w_5b545f0c-0dfa-4674-a090-fcdb6737ec87">111,148</ix:nonFraction></span><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">&#160;</span></td><td style="background-color:#ffffff;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"></td><td colspan="3" style="background-color:#ffffff;padding:0 1pt"></td><td colspan="2" style="background-color:#ffffff;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%"><ix:nonFraction unitRef="usd" contextRef="i48bb57dccb1544e5a29d5ed1434c1801_I20201231" decimals="-3" format="ixt:numdotdecimal" name="us-gaap:Assets" scale="3" id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN180My9mcmFnOjkyNjNhMjk0Mjk0NzRmYzY4ZDgwZjFkZWNjMzRmZjdmL3RhYmxlOjc5YzlmNTRiYWM2NDRmZWFhMmRmYjJiNzc0ZDdlNjBiL3RhYmxlcmFuZ2U6NzljOWY1NGJhYzY0NGZlYWEyZGZiMmI3NzRkN2U2MGJfNS0zLTEtMS0w_12be038b-1641-4433-b38c-7c75b59701ef">99,767</ix:nonFraction>&#160;</span></td><td style="background-color:#ffffff;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"></td></tr><tr><td colspan="3" style="background-color:#dbdbdb;padding:2px 1pt 2px 7.75pt;text-align:left;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">Corporate</span></td><td colspan="2" style="background-color:#dbdbdb;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:120%"><ix:nonFraction unitRef="usd" contextRef="i0c142e3251884ccbbdfb99a679e56594_I20210331" decimals="-3" format="ixt:numdotdecimal" name="us-gaap:Assets" scale="3" id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN180My9mcmFnOjkyNjNhMjk0Mjk0NzRmYzY4ZDgwZjFkZWNjMzRmZjdmL3RhYmxlOjc5YzlmNTRiYWM2NDRmZWFhMmRmYjJiNzc0ZDdlNjBiL3RhYmxlcmFuZ2U6NzljOWY1NGJhYzY0NGZlYWEyZGZiMmI3NzRkN2U2MGJfNi0xLTEtMS0w_6a2d8aaa-b416-4a0f-ba5a-492d2677a96d">55,889</ix:nonFraction></span><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">&#160;</span></td><td style="background-color:#dbdbdb;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"></td><td colspan="3" style="background-color:#dbdbdb;padding:0 1pt"></td><td colspan="2" style="background-color:#dbdbdb;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%"><ix:nonFraction unitRef="usd" contextRef="i9dd4cfc84be54b6dacc07fc1c11c82e7_I20201231" decimals="-3" format="ixt:numdotdecimal" name="us-gaap:Assets" scale="3" id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN180My9mcmFnOjkyNjNhMjk0Mjk0NzRmYzY4ZDgwZjFkZWNjMzRmZjdmL3RhYmxlOjc5YzlmNTRiYWM2NDRmZWFhMmRmYjJiNzc0ZDdlNjBiL3RhYmxlcmFuZ2U6NzljOWY1NGJhYzY0NGZlYWEyZGZiMmI3NzRkN2U2MGJfNi0zLTEtMS0w_36b62ed9-78c1-48c7-a99c-5233ce5cacff">54,183</ix:nonFraction>&#160;</span></td><td style="background-color:#dbdbdb;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"></td></tr><tr><td colspan="3" style="background-color:#ffffff;border-top:1pt solid #000;padding:2px 1pt 2px 13pt;text-align:left;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:120%">Total</span></td><td style="background-color:#ffffff;border-top:1pt solid #000;padding:2px 0 2px 1pt;text-align:left;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:120%">$</span></td><td style="background-color:#ffffff;border-top:1pt solid #000;padding:2px 0;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:120%"><ix:nonFraction unitRef="usd" contextRef="i5458f4d6e23940ca92dd24eb67c70571_I20210331" decimals="-3" format="ixt:numdotdecimal" name="us-gaap:Assets" scale="3" id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN180My9mcmFnOjkyNjNhMjk0Mjk0NzRmYzY4ZDgwZjFkZWNjMzRmZjdmL3RhYmxlOjc5YzlmNTRiYWM2NDRmZWFhMmRmYjJiNzc0ZDdlNjBiL3RhYmxlcmFuZ2U6NzljOWY1NGJhYzY0NGZlYWEyZGZiMmI3NzRkN2U2MGJfNy0xLTEtMS0w_628da473-6e08-4bf1-ac66-0f989cbc9ba9">2,618,540</ix:nonFraction></span><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">&#160;</span></td><td style="background-color:#ffffff;border-top:1pt solid #000;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"></td><td colspan="3" style="background-color:#ffffff;border-top:1pt solid #000;padding:0 1pt"></td><td style="background-color:#ffffff;border-top:1pt solid #000;padding:2px 0 2px 1pt;text-align:left;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">$</span></td><td style="background-color:#ffffff;border-top:1pt solid #000;padding:2px 0;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%"><ix:nonFraction unitRef="usd" contextRef="ifaff5a04688f4997a27c915d8eb05db2_I20201231" decimals="-3" format="ixt:numdotdecimal" name="us-gaap:Assets" scale="3" id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN180My9mcmFnOjkyNjNhMjk0Mjk0NzRmYzY4ZDgwZjFkZWNjMzRmZjdmL3RhYmxlOjc5YzlmNTRiYWM2NDRmZWFhMmRmYjJiNzc0ZDdlNjBiL3RhYmxlcmFuZ2U6NzljOWY1NGJhYzY0NGZlYWEyZGZiMmI3NzRkN2U2MGJfNy0zLTEtMS0w_1b616f43-fa17-4283-b956-afaf44b72409">2,578,354</ix:nonFraction>&#160;</span></td><td style="background-color:#ffffff;border-top:1pt solid #000;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"></td></tr></table></div></ix:continuation></ix:continuation><div id="i3ccd65d188014ef19fc37bf6a1f38117_46"></div><div style="margin-bottom:9pt;margin-top:12pt"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:11pt;font-weight:700;line-height:120%">3. <ix:nonNumeric contextRef="i3a76d1213b09470fa8c6c3f49fa75d98_D20210101-20210331" name="us-gaap:RevenueFromContractWithCustomerTextBlock" id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN180Ni9mcmFnOjA1MTlmZmNhMTM4NDQ4YWJhMmZmODQwZGEyOGU3NTdjL3RleHRyZWdpb246MDUxOWZmY2ExMzg0NDhhYmEyZmY4NDBkYTI4ZTc1N2NfMjM2_6222d13a-14ae-4c5b-96d2-7d1c6b44793a" continuedAt="i8b6a270f2e23461c9d9b43af2286c226" escape="true">Revenue</ix:nonNumeric></span></div><ix:continuation id="i8b6a270f2e23461c9d9b43af2286c226"><ix:nonNumeric contextRef="i3a76d1213b09470fa8c6c3f49fa75d98_D20210101-20210331" name="us-gaap:DisaggregationOfRevenueTableTextBlock" id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN180Ni9mcmFnOjA1MTlmZmNhMTM4NDQ4YWJhMmZmODQwZGEyOGU3NTdjL3RleHRyZWdpb246MDUxOWZmY2ExMzg0NDhhYmEyZmY4NDBkYTI4ZTc1N2NfMjM3_37ae4899-4518-4177-9229-27cda6e50366" escape="true"><div style="margin-bottom:3pt"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:9pt;font-weight:400;line-height:120%">We present our operating revenues to external customers, in total and by amounts arising from contracts with customers and alternative revenue program (ARP) arrangements, disaggregated by revenue source and segment for the three months ended March&#160;31, 2021 and 2020:</span></div><div style="margin-bottom:6pt"><table style="border-collapse:collapse;display:inline-table;margin-bottom:5pt;vertical-align:text-bottom;width:100.000%"><tr><td style="width:1.0%"></td><td style="width:74.872%"></td><td style="width:0.1%"></td><td style="width:1.0%"></td><td style="width:10.011%"></td><td style="width:0.1%"></td><td style="width:0.1%"></td><td style="width:1.605%"></td><td style="width:0.1%"></td><td style="width:1.0%"></td><td style="width:10.012%"></td><td style="width:0.1%"></td><td colspan="3" style="display:none"></td><td colspan="3" style="display:none"></td><td colspan="3" style="display:none"></td><td colspan="3" style="display:none"></td></tr><tr><td colspan="3" style="display:none"></td><td colspan="3" style="display:none"></td><td colspan="3" style="display:none"></td><td colspan="3" style="display:none"></td></tr><tr><td colspan="3" style="padding:2px 1pt;text-align:left;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-style:italic;font-weight:700;line-height:100%">(in thousands)</span></td><td colspan="3" style="padding:2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-style:italic;font-weight:700;line-height:120%">2021</span></td><td colspan="3" style="padding:0 1pt"></td><td colspan="3" style="padding:2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-style:italic;font-weight:700;line-height:120%">2020</span></td><td colspan="3" style="display:none"></td><td colspan="3" style="display:none"></td><td colspan="3" style="display:none"></td><td colspan="3" style="display:none"></td></tr><tr style="height:3pt"><td colspan="3" style="border-top:1pt solid #000;padding:0 1pt"></td><td colspan="3" style="border-top:1pt solid #000;padding:0 1pt"></td><td colspan="3" style="border-top:1pt solid #000;padding:0 1pt"></td><td colspan="3" style="border-top:1pt solid #000;padding:0 1pt"></td><td colspan="3" style="display:none"></td><td colspan="3" style="display:none"></td><td colspan="3" style="display:none"></td><td colspan="3" style="display:none"></td></tr><tr><td colspan="3" style="background-color:#dbdbdb;padding:2px 1pt;text-align:left;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:100%">Operating Revenues</span></td><td colspan="3" style="background-color:#dbdbdb;padding:0 1pt"></td><td colspan="3" style="background-color:#dbdbdb;padding:0 1pt"></td><td colspan="3" style="background-color:#dbdbdb;padding:0 1pt"></td><td colspan="3" style="display:none"></td><td colspan="3" style="display:none"></td><td colspan="3" style="display:none"></td><td colspan="3" style="display:none"></td></tr><tr><td colspan="3" style="background-color:#ffffff;padding:2px 1pt 2px 7pt;text-align:left;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:100%">Electric Segment</span></td><td colspan="3" style="background-color:#ffffff;padding:0 1pt"></td><td colspan="3" style="background-color:#ffffff;padding:0 1pt"></td><td colspan="3" style="background-color:#ffffff;padding:0 1pt"></td><td colspan="3" style="display:none"></td><td colspan="3" style="display:none"></td><td colspan="3" style="display:none"></td><td colspan="3" style="display:none"></td></tr><tr><td colspan="3" style="background-color:#dbdbdb;padding:2px 1pt 2px 13pt;text-align:left;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%">Retail: Residential</span></td><td style="background-color:#dbdbdb;padding:2px 0 2px 1pt;text-align:left;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:100%">$</span></td><td style="background-color:#dbdbdb;padding:2px 0;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:100%"><ix:nonFraction unitRef="usd" contextRef="i87e59e42add9461a9dd61bfd76ca3202_D20210101-20210331" decimals="-3" format="ixt:numdotdecimal" name="us-gaap:Revenues" scale="3" id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN180Ni9mcmFnOjA1MTlmZmNhMTM4NDQ4YWJhMmZmODQwZGEyOGU3NTdjL3RhYmxlOjQ4N2FhOWNkZjNjZTRjN2U4ODcyNTRiYmQwYzliZGYwL3RhYmxlcmFuZ2U6NDg3YWE5Y2RmM2NlNGM3ZTg4NzI1NGJiZDBjOWJkZjBfNC0xLTEtMS0w_3810b197-7711-4fec-b3b8-9cbeb1c2fb62">37,485</ix:nonFraction></span><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%">&#160;</span></td><td style="background-color:#dbdbdb;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"></td><td colspan="3" style="background-color:#dbdbdb;padding:0 1pt"></td><td style="background-color:#dbdbdb;padding:2px 0 2px 1pt;text-align:left;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%">$</span></td><td style="background-color:#dbdbdb;padding:2px 0;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%"><ix:nonFraction unitRef="usd" contextRef="if71c853f3442499fa8bccd17bcde22bb_D20200101-20200331" decimals="-3" format="ixt:numdotdecimal" name="us-gaap:Revenues" scale="3" id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN180Ni9mcmFnOjA1MTlmZmNhMTM4NDQ4YWJhMmZmODQwZGEyOGU3NTdjL3RhYmxlOjQ4N2FhOWNkZjNjZTRjN2U4ODcyNTRiYmQwYzliZGYwL3RhYmxlcmFuZ2U6NDg3YWE5Y2RmM2NlNGM3ZTg4NzI1NGJiZDBjOWJkZjBfNC0zLTEtMS0w_72fd7d56-9acc-4519-9827-0a1a65398679">35,839</ix:nonFraction>&#160;</span></td><td style="background-color:#dbdbdb;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"></td><td colspan="3" style="display:none"></td><td colspan="3" style="display:none"></td><td colspan="3" style="display:none"></td><td colspan="3" style="display:none"></td></tr><tr><td colspan="3" style="background-color:#ffffff;padding:2px 1pt 2px 13pt;text-align:left;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%">Retail: Commercial and Industrial</span></td><td colspan="2" style="background-color:#ffffff;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:100%"><ix:nonFraction unitRef="usd" contextRef="i473fa81733d24d0183d0a5f303ff02be_D20210101-20210331" decimals="-3" format="ixt:numdotdecimal" name="us-gaap:Revenues" scale="3" id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN180Ni9mcmFnOjA1MTlmZmNhMTM4NDQ4YWJhMmZmODQwZGEyOGU3NTdjL3RhYmxlOjQ4N2FhOWNkZjNjZTRjN2U4ODcyNTRiYmQwYzliZGYwL3RhYmxlcmFuZ2U6NDg3YWE5Y2RmM2NlNGM3ZTg4NzI1NGJiZDBjOWJkZjBfNS0xLTEtMS0w_3a80a1f2-9dd7-4b39-92e6-c1c266b11ae1">66,403</ix:nonFraction></span><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%">&#160;</span></td><td style="background-color:#ffffff;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"></td><td colspan="3" style="background-color:#ffffff;padding:0 1pt"></td><td colspan="2" style="background-color:#ffffff;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%"><ix:nonFraction unitRef="usd" contextRef="iafc54803f0c34c5ba3125985da96a10f_D20200101-20200331" decimals="-3" format="ixt:numdotdecimal" name="us-gaap:Revenues" scale="3" id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN180Ni9mcmFnOjA1MTlmZmNhMTM4NDQ4YWJhMmZmODQwZGEyOGU3NTdjL3RhYmxlOjQ4N2FhOWNkZjNjZTRjN2U4ODcyNTRiYmQwYzliZGYwL3RhYmxlcmFuZ2U6NDg3YWE5Y2RmM2NlNGM3ZTg4NzI1NGJiZDBjOWJkZjBfNS0zLTEtMS0w_8317595d-c6b6-46ef-b4e1-1b2b6bf8804b">68,942</ix:nonFraction>&#160;</span></td><td style="background-color:#ffffff;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"></td><td colspan="3" style="display:none"></td><td colspan="3" style="display:none"></td><td colspan="3" style="display:none"></td><td colspan="3" style="display:none"></td></tr><tr><td colspan="3" style="background-color:#dbdbdb;padding:2px 1pt 2px 13pt;text-align:left;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%">Retail: Other</span></td><td colspan="2" style="background-color:#dbdbdb;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:120%"><ix:nonFraction unitRef="usd" contextRef="ifdaa1925448a4c59b1141cf1681bfb48_D20210101-20210331" decimals="-3" format="ixt:numdotdecimal" name="us-gaap:Revenues" scale="3" id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN180Ni9mcmFnOjA1MTlmZmNhMTM4NDQ4YWJhMmZmODQwZGEyOGU3NTdjL3RhYmxlOjQ4N2FhOWNkZjNjZTRjN2U4ODcyNTRiYmQwYzliZGYwL3RhYmxlcmFuZ2U6NDg3YWE5Y2RmM2NlNGM3ZTg4NzI1NGJiZDBjOWJkZjBfNi0xLTEtMS0w_d2eaa7f5-df4a-4a34-8eba-9bda1cf0f3e5">1,818</ix:nonFraction></span><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">&#160;</span></td><td style="background-color:#dbdbdb;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"></td><td colspan="3" style="background-color:#dbdbdb;padding:0 1pt"></td><td colspan="2" style="background-color:#dbdbdb;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%"><ix:nonFraction unitRef="usd" contextRef="i037d0136ff4c4f50ad1df560e3d5a321_D20200101-20200331" decimals="-3" format="ixt:numdotdecimal" name="us-gaap:Revenues" scale="3" id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN180Ni9mcmFnOjA1MTlmZmNhMTM4NDQ4YWJhMmZmODQwZGEyOGU3NTdjL3RhYmxlOjQ4N2FhOWNkZjNjZTRjN2U4ODcyNTRiYmQwYzliZGYwL3RhYmxlcmFuZ2U6NDg3YWE5Y2RmM2NlNGM3ZTg4NzI1NGJiZDBjOWJkZjBfNi0zLTEtMS0w_4184655b-d5fe-4677-b59c-02f3c00e5326">1,822</ix:nonFraction>&#160;</span></td><td style="background-color:#dbdbdb;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"></td><td colspan="3" style="display:none"></td><td colspan="3" style="display:none"></td><td colspan="3" style="display:none"></td><td colspan="3" style="display:none"></td></tr><tr><td colspan="3" style="background-color:#ffffff;border-top:1pt solid #000;padding:2px 1pt 2px 13pt;text-align:left;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%">&#160;&#160;Total Retail</span></td><td colspan="2" style="background-color:#ffffff;border-top:1pt solid #000;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:120%"><ix:nonFraction unitRef="usd" contextRef="i0db8c8add4e2452a9773ef9a6d0fc2cb_D20210101-20210331" decimals="-3" format="ixt:numdotdecimal" name="us-gaap:Revenues" scale="3" id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN180Ni9mcmFnOjA1MTlmZmNhMTM4NDQ4YWJhMmZmODQwZGEyOGU3NTdjL3RhYmxlOjQ4N2FhOWNkZjNjZTRjN2U4ODcyNTRiYmQwYzliZGYwL3RhYmxlcmFuZ2U6NDg3YWE5Y2RmM2NlNGM3ZTg4NzI1NGJiZDBjOWJkZjBfNy0xLTEtMS0w_ce416e19-ed41-47d3-a231-700bb25cb17a">105,706</ix:nonFraction></span><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">&#160;</span></td><td style="background-color:#ffffff;border-top:1pt solid #000;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"></td><td colspan="3" style="background-color:#ffffff;border-top:1pt solid #000;padding:0 1pt"></td><td colspan="2" style="background-color:#ffffff;border-top:1pt solid #000;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%"><ix:nonFraction unitRef="usd" contextRef="i9192c35c5d0647d28374ae292b52165f_D20200101-20200331" decimals="-3" format="ixt:numdotdecimal" name="us-gaap:Revenues" scale="3" id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN180Ni9mcmFnOjA1MTlmZmNhMTM4NDQ4YWJhMmZmODQwZGEyOGU3NTdjL3RhYmxlOjQ4N2FhOWNkZjNjZTRjN2U4ODcyNTRiYmQwYzliZGYwL3RhYmxlcmFuZ2U6NDg3YWE5Y2RmM2NlNGM3ZTg4NzI1NGJiZDBjOWJkZjBfNy0zLTEtMS0w_b0dac68d-23d2-482d-a17c-2799ebf45104">106,603</ix:nonFraction>&#160;</span></td><td style="background-color:#ffffff;border-top:1pt solid #000;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"></td><td colspan="3" style="display:none"></td><td colspan="3" style="display:none"></td><td colspan="3" style="display:none"></td><td colspan="3" style="display:none"></td></tr><tr><td colspan="3" style="background-color:#dbdbdb;padding:2px 1pt 2px 13pt;text-align:left;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%">Transmission</span></td><td colspan="2" style="background-color:#dbdbdb;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:120%"><ix:nonFraction unitRef="usd" contextRef="i3e9f4cb2f2784b43a6f6b192cb37c28f_D20210101-20210331" decimals="-3" format="ixt:numdotdecimal" name="us-gaap:Revenues" scale="3" id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN180Ni9mcmFnOjA1MTlmZmNhMTM4NDQ4YWJhMmZmODQwZGEyOGU3NTdjL3RhYmxlOjQ4N2FhOWNkZjNjZTRjN2U4ODcyNTRiYmQwYzliZGYwL3RhYmxlcmFuZ2U6NDg3YWE5Y2RmM2NlNGM3ZTg4NzI1NGJiZDBjOWJkZjBfOC0xLTEtMS0w_efeb3e5a-5743-4cb4-bbe7-4b1a248c45b0">11,944</ix:nonFraction></span><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">&#160;</span></td><td style="background-color:#dbdbdb;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"></td><td colspan="3" style="background-color:#dbdbdb;padding:0 1pt"></td><td colspan="2" style="background-color:#dbdbdb;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%"><ix:nonFraction unitRef="usd" contextRef="i68d7aede1891451a8cfb46f319f5ae9a_D20200101-20200331" decimals="-3" format="ixt:numdotdecimal" name="us-gaap:Revenues" scale="3" id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN180Ni9mcmFnOjA1MTlmZmNhMTM4NDQ4YWJhMmZmODQwZGEyOGU3NTdjL3RhYmxlOjQ4N2FhOWNkZjNjZTRjN2U4ODcyNTRiYmQwYzliZGYwL3RhYmxlcmFuZ2U6NDg3YWE5Y2RmM2NlNGM3ZTg4NzI1NGJiZDBjOWJkZjBfOC0zLTEtMS0w_f54627c1-1aa1-426c-9c75-819c8f175d8a">10,841</ix:nonFraction>&#160;</span></td><td style="background-color:#dbdbdb;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"></td><td colspan="3" style="display:none"></td><td colspan="3" style="display:none"></td><td colspan="3" style="display:none"></td><td colspan="3" style="display:none"></td></tr><tr><td colspan="3" style="background-color:#ffffff;padding:2px 1pt 2px 13pt;text-align:left;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%">Wholesale</span></td><td colspan="2" style="background-color:#ffffff;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:120%"><ix:nonFraction unitRef="usd" contextRef="id354d9d5b2b54c1cb474b80528bcd62b_D20210101-20210331" decimals="-3" format="ixt:numdotdecimal" name="us-gaap:Revenues" scale="3" id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN180Ni9mcmFnOjA1MTlmZmNhMTM4NDQ4YWJhMmZmODQwZGEyOGU3NTdjL3RhYmxlOjQ4N2FhOWNkZjNjZTRjN2U4ODcyNTRiYmQwYzliZGYwL3RhYmxlcmFuZ2U6NDg3YWE5Y2RmM2NlNGM3ZTg4NzI1NGJiZDBjOWJkZjBfOS0xLTEtMS0w_f0820476-eeba-4fad-9fb6-aee88d1fd439">4,507</ix:nonFraction></span><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">&#160;</span></td><td style="background-color:#ffffff;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"></td><td colspan="3" style="background-color:#ffffff;padding:0 1pt"></td><td colspan="2" style="background-color:#ffffff;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%"><ix:nonFraction unitRef="usd" contextRef="if0aae2b12986425b9c0c777a791d4923_D20200101-20200331" decimals="-3" name="us-gaap:Revenues" scale="3" id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN180Ni9mcmFnOjA1MTlmZmNhMTM4NDQ4YWJhMmZmODQwZGEyOGU3NTdjL3RhYmxlOjQ4N2FhOWNkZjNjZTRjN2U4ODcyNTRiYmQwYzliZGYwL3RhYmxlcmFuZ2U6NDg3YWE5Y2RmM2NlNGM3ZTg4NzI1NGJiZDBjOWJkZjBfOS0zLTEtMS0w_816d31de-d983-40b3-9349-05420341836d">876</ix:nonFraction>&#160;</span></td><td style="background-color:#ffffff;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"></td><td colspan="3" style="display:none"></td><td colspan="3" style="display:none"></td><td colspan="3" style="display:none"></td><td colspan="3" style="display:none"></td></tr><tr><td colspan="3" style="background-color:#dbdbdb;padding:2px 1pt 2px 13pt;text-align:left;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%">Other</span></td><td colspan="2" style="background-color:#dbdbdb;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:120%"><ix:nonFraction unitRef="usd" contextRef="i620c1e337bce46b9944f26224d7db5b4_D20210101-20210331" decimals="-3" format="ixt:numdotdecimal" name="us-gaap:Revenues" scale="3" id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN180Ni9mcmFnOjA1MTlmZmNhMTM4NDQ4YWJhMmZmODQwZGEyOGU3NTdjL3RhYmxlOjQ4N2FhOWNkZjNjZTRjN2U4ODcyNTRiYmQwYzliZGYwL3RhYmxlcmFuZ2U6NDg3YWE5Y2RmM2NlNGM3ZTg4NzI1NGJiZDBjOWJkZjBfMTAtMS0xLTEtMA_c2d67762-4de7-47c1-ac0d-e3ce93c29248">1,542</ix:nonFraction></span><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">&#160;</span></td><td style="background-color:#dbdbdb;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"></td><td colspan="3" style="background-color:#dbdbdb;padding:0 1pt"></td><td colspan="2" style="background-color:#dbdbdb;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%"><ix:nonFraction unitRef="usd" contextRef="idf4cd48802ed43e8ad19dc81a7fb6557_D20200101-20200331" decimals="-3" format="ixt:numdotdecimal" name="us-gaap:Revenues" scale="3" id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN180Ni9mcmFnOjA1MTlmZmNhMTM4NDQ4YWJhMmZmODQwZGEyOGU3NTdjL3RhYmxlOjQ4N2FhOWNkZjNjZTRjN2U4ODcyNTRiYmQwYzliZGYwL3RhYmxlcmFuZ2U6NDg3YWE5Y2RmM2NlNGM3ZTg4NzI1NGJiZDBjOWJkZjBfMTAtMy0xLTEtMA_3a9e44d8-cd11-4111-be0c-896ded7f28ea">1,550</ix:nonFraction>&#160;</span></td><td style="background-color:#dbdbdb;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"></td><td colspan="3" style="display:none"></td><td colspan="3" style="display:none"></td><td colspan="3" style="display:none"></td><td colspan="3" style="display:none"></td></tr><tr><td colspan="3" style="background-color:#ffffff;border-top:1pt solid #000;padding:2px 1pt 2px 19pt;text-align:left;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:100%">Total Electric Segment</span></td><td colspan="2" style="background-color:#ffffff;border-top:1pt solid #000;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:100%"><ix:nonFraction unitRef="usd" contextRef="i12fec6c6c1c7480193881b54ed9c42ed_D20210101-20210331" decimals="-3" format="ixt:numdotdecimal" name="us-gaap:Revenues" scale="3" id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN180Ni9mcmFnOjA1MTlmZmNhMTM4NDQ4YWJhMmZmODQwZGEyOGU3NTdjL3RhYmxlOjQ4N2FhOWNkZjNjZTRjN2U4ODcyNTRiYmQwYzliZGYwL3RhYmxlcmFuZ2U6NDg3YWE5Y2RmM2NlNGM3ZTg4NzI1NGJiZDBjOWJkZjBfMTEtMS0xLTEtMA_937bee4c-4390-4ca9-8ec5-5d7be6cc780f">123,699</ix:nonFraction></span><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%">&#160;</span></td><td style="background-color:#ffffff;border-top:1pt solid #000;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"></td><td colspan="3" style="background-color:#ffffff;border-top:1pt solid #000;padding:0 1pt"></td><td colspan="2" style="background-color:#ffffff;border-top:1pt solid #000;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%"><ix:nonFraction unitRef="usd" contextRef="ie673c1cddab44142be52164318824b9f_D20200101-20200331" decimals="-3" format="ixt:numdotdecimal" name="us-gaap:Revenues" scale="3" id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN180Ni9mcmFnOjA1MTlmZmNhMTM4NDQ4YWJhMmZmODQwZGEyOGU3NTdjL3RhYmxlOjQ4N2FhOWNkZjNjZTRjN2U4ODcyNTRiYmQwYzliZGYwL3RhYmxlcmFuZ2U6NDg3YWE5Y2RmM2NlNGM3ZTg4NzI1NGJiZDBjOWJkZjBfMTEtMy0xLTEtMA_d0ce0aca-eded-493e-b2fe-9aa4eb81f21c">119,870</ix:nonFraction>&#160;</span></td><td style="background-color:#ffffff;border-top:1pt solid #000;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"></td><td colspan="3" style="display:none"></td><td colspan="3" style="display:none"></td><td colspan="3" style="display:none"></td><td colspan="3" style="display:none"></td></tr><tr><td colspan="3" style="background-color:#dbdbdb;padding:2px 1pt 2px 7pt;text-align:left;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:100%">Manufacturing Segment</span></td><td colspan="3" style="background-color:#dbdbdb;padding:0 1pt"></td><td colspan="3" style="background-color:#dbdbdb;padding:0 1pt"></td><td colspan="3" style="background-color:#dbdbdb;padding:0 1pt"></td><td colspan="3" style="display:none"></td><td colspan="3" style="display:none"></td><td colspan="3" style="display:none"></td><td colspan="3" style="display:none"></td></tr><tr><td colspan="3" style="background-color:#ffffff;padding:2px 1pt 2px 13pt;text-align:left;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%">Metal Parts and Tooling</span></td><td colspan="2" style="background-color:#ffffff;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:120%"><ix:nonFraction unitRef="usd" contextRef="i3b5a42b6353847fd93799037406f5a9c_D20210101-20210331" decimals="-3" format="ixt:numdotdecimal" name="us-gaap:Revenues" scale="3" id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN180Ni9mcmFnOjA1MTlmZmNhMTM4NDQ4YWJhMmZmODQwZGEyOGU3NTdjL3RhYmxlOjQ4N2FhOWNkZjNjZTRjN2U4ODcyNTRiYmQwYzliZGYwL3RhYmxlcmFuZ2U6NDg3YWE5Y2RmM2NlNGM3ZTg4NzI1NGJiZDBjOWJkZjBfMTMtMS0xLTEtMA_cc450c63-9fe5-405e-8bec-c706b6f5d66f">62,673</ix:nonFraction></span><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">&#160;</span></td><td style="background-color:#ffffff;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"></td><td colspan="3" style="background-color:#ffffff;padding:0 1pt"></td><td colspan="2" style="background-color:#ffffff;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%"><ix:nonFraction unitRef="usd" contextRef="i25811ae525904142bb5741727286a18a_D20200101-20200331" decimals="-3" format="ixt:numdotdecimal" name="us-gaap:Revenues" scale="3" id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN180Ni9mcmFnOjA1MTlmZmNhMTM4NDQ4YWJhMmZmODQwZGEyOGU3NTdjL3RhYmxlOjQ4N2FhOWNkZjNjZTRjN2U4ODcyNTRiYmQwYzliZGYwL3RhYmxlcmFuZ2U6NDg3YWE5Y2RmM2NlNGM3ZTg4NzI1NGJiZDBjOWJkZjBfMTMtMy0xLTEtMA_f8c6394e-d82b-487b-b95c-337517bd2ebf">57,211</ix:nonFraction>&#160;</span></td><td style="background-color:#ffffff;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"></td><td colspan="3" style="display:none"></td><td colspan="3" style="display:none"></td><td colspan="3" style="display:none"></td><td colspan="3" style="display:none"></td></tr><tr><td colspan="3" style="background-color:#dbdbdb;padding:2px 1pt 2px 13pt;text-align:left;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%">Plastic Products and Tooling</span></td><td colspan="2" style="background-color:#dbdbdb;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:120%"><ix:nonFraction unitRef="usd" contextRef="i6ae448bc163d4ca29606a5e09ecffe17_D20210101-20210331" decimals="-3" format="ixt:numdotdecimal" name="us-gaap:Revenues" scale="3" id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN180Ni9mcmFnOjA1MTlmZmNhMTM4NDQ4YWJhMmZmODQwZGEyOGU3NTdjL3RhYmxlOjQ4N2FhOWNkZjNjZTRjN2U4ODcyNTRiYmQwYzliZGYwL3RhYmxlcmFuZ2U6NDg3YWE5Y2RmM2NlNGM3ZTg4NzI1NGJiZDBjOWJkZjBfMTQtMS0xLTEtMA_76cff408-db55-4d0f-8e4a-09b04b4cdd05">10,295</ix:nonFraction></span><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">&#160;</span></td><td style="background-color:#dbdbdb;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"></td><td colspan="3" style="background-color:#dbdbdb;padding:0 1pt"></td><td colspan="2" style="background-color:#dbdbdb;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%"><ix:nonFraction unitRef="usd" contextRef="i2938f71b391346d490a7b0dd010ede63_D20200101-20200331" decimals="-3" format="ixt:numdotdecimal" name="us-gaap:Revenues" scale="3" id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN180Ni9mcmFnOjA1MTlmZmNhMTM4NDQ4YWJhMmZmODQwZGEyOGU3NTdjL3RhYmxlOjQ4N2FhOWNkZjNjZTRjN2U4ODcyNTRiYmQwYzliZGYwL3RhYmxlcmFuZ2U6NDg3YWE5Y2RmM2NlNGM3ZTg4NzI1NGJiZDBjOWJkZjBfMTQtMy0xLTEtMA_f6a89a28-e311-436e-8fdc-098a7877e27e">9,883</ix:nonFraction>&#160;</span></td><td style="background-color:#dbdbdb;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"></td><td colspan="3" style="display:none"></td><td colspan="3" style="display:none"></td><td colspan="3" style="display:none"></td><td colspan="3" style="display:none"></td></tr><tr><td colspan="3" style="background-color:#ffffff;padding:2px 1pt 2px 13pt;text-align:left;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%">Scrap Metal Sales</span></td><td colspan="2" style="background-color:#ffffff;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:120%"><ix:nonFraction unitRef="usd" contextRef="i34c68b2a6af940d8890b6ced7e927429_D20210101-20210331" decimals="-3" format="ixt:numdotdecimal" name="us-gaap:Revenues" scale="3" id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN180Ni9mcmFnOjA1MTlmZmNhMTM4NDQ4YWJhMmZmODQwZGEyOGU3NTdjL3RhYmxlOjQ4N2FhOWNkZjNjZTRjN2U4ODcyNTRiYmQwYzliZGYwL3RhYmxlcmFuZ2U6NDg3YWE5Y2RmM2NlNGM3ZTg4NzI1NGJiZDBjOWJkZjBfMTUtMS0xLTEtMA_04cdc6cb-6042-4ad9-8ae7-785526eb62cb">2,857</ix:nonFraction></span><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">&#160;</span></td><td style="background-color:#ffffff;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"></td><td colspan="3" style="background-color:#ffffff;padding:0 1pt"></td><td colspan="2" style="background-color:#ffffff;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%"><ix:nonFraction unitRef="usd" contextRef="id0beb0465e9c4187a0090b3e43bf8a0c_D20200101-20200331" decimals="-3" format="ixt:numdotdecimal" name="us-gaap:Revenues" scale="3" id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN180Ni9mcmFnOjA1MTlmZmNhMTM4NDQ4YWJhMmZmODQwZGEyOGU3NTdjL3RhYmxlOjQ4N2FhOWNkZjNjZTRjN2U4ODcyNTRiYmQwYzliZGYwL3RhYmxlcmFuZ2U6NDg3YWE5Y2RmM2NlNGM3ZTg4NzI1NGJiZDBjOWJkZjBfMTUtMy0xLTEtMA_5366cb65-5e17-4dd3-afc9-856e9fb9465b">1,385</ix:nonFraction>&#160;</span></td><td style="background-color:#ffffff;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"></td><td colspan="3" style="display:none"></td><td colspan="3" style="display:none"></td><td colspan="3" style="display:none"></td><td colspan="3" style="display:none"></td></tr><tr><td colspan="3" style="background-color:#dbdbdb;border-top:1pt solid #000;padding:2px 1pt 2px 19pt;text-align:left;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:100%">Total Manufacturing Segment</span></td><td colspan="2" style="background-color:#dbdbdb;border-top:1pt solid #000;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:100%"><ix:nonFraction unitRef="usd" contextRef="i23021e0849864b39a1eba3bd1055ab18_D20210101-20210331" decimals="-3" format="ixt:numdotdecimal" name="us-gaap:Revenues" scale="3" id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN180Ni9mcmFnOjA1MTlmZmNhMTM4NDQ4YWJhMmZmODQwZGEyOGU3NTdjL3RhYmxlOjQ4N2FhOWNkZjNjZTRjN2U4ODcyNTRiYmQwYzliZGYwL3RhYmxlcmFuZ2U6NDg3YWE5Y2RmM2NlNGM3ZTg4NzI1NGJiZDBjOWJkZjBfMTYtMS0xLTEtMA_7f454c03-1454-44f3-882b-4ee3dcd0b441">75,825</ix:nonFraction></span><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%">&#160;</span></td><td style="background-color:#dbdbdb;border-top:1pt solid #000;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"></td><td colspan="3" style="background-color:#dbdbdb;border-top:1pt solid #000;padding:0 1pt"></td><td colspan="2" style="background-color:#dbdbdb;border-top:1pt solid #000;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%"><ix:nonFraction unitRef="usd" contextRef="icbe1102afd1f42ae8c87a69654089b7c_D20200101-20200331" decimals="-3" format="ixt:numdotdecimal" name="us-gaap:Revenues" scale="3" id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN180Ni9mcmFnOjA1MTlmZmNhMTM4NDQ4YWJhMmZmODQwZGEyOGU3NTdjL3RhYmxlOjQ4N2FhOWNkZjNjZTRjN2U4ODcyNTRiYmQwYzliZGYwL3RhYmxlcmFuZ2U6NDg3YWE5Y2RmM2NlNGM3ZTg4NzI1NGJiZDBjOWJkZjBfMTYtMy0xLTEtMA_622f9ff7-1e6b-4889-8a79-afedbba57617">68,479</ix:nonFraction>&#160;</span></td><td style="background-color:#dbdbdb;border-top:1pt solid #000;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"></td><td colspan="3" style="display:none"></td><td colspan="3" style="display:none"></td><td colspan="3" style="display:none"></td><td colspan="3" style="display:none"></td></tr><tr><td colspan="3" style="background-color:#ffffff;padding:2px 1pt 2px 7pt;text-align:left;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:100%">Plastics Segment</span></td><td colspan="3" style="background-color:#ffffff;padding:0 1pt"></td><td colspan="3" style="background-color:#ffffff;padding:0 1pt"></td><td colspan="3" style="background-color:#ffffff;padding:0 1pt"></td><td colspan="3" style="display:none"></td><td colspan="3" style="display:none"></td><td colspan="3" style="display:none"></td><td colspan="3" style="display:none"></td></tr><tr><td colspan="3" style="background-color:#dbdbdb;padding:2px 1pt 2px 13pt;text-align:left;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%">PVC Pipe</span></td><td colspan="2" style="background-color:#dbdbdb;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:120%"><ix:nonFraction unitRef="usd" contextRef="ibcf7ee07eff0413ba8175532e246e1bd_D20210101-20210331" decimals="-3" format="ixt:numdotdecimal" name="us-gaap:Revenues" scale="3" id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN180Ni9mcmFnOjA1MTlmZmNhMTM4NDQ4YWJhMmZmODQwZGEyOGU3NTdjL3RhYmxlOjQ4N2FhOWNkZjNjZTRjN2U4ODcyNTRiYmQwYzliZGYwL3RhYmxlcmFuZ2U6NDg3YWE5Y2RmM2NlNGM3ZTg4NzI1NGJiZDBjOWJkZjBfMTgtMS0xLTEtMA_876db88f-73b8-40cf-9896-1c25c0f0c6c5">62,186</ix:nonFraction></span><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">&#160;</span></td><td style="background-color:#dbdbdb;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"></td><td colspan="3" style="background-color:#dbdbdb;padding:0 1pt"></td><td colspan="2" style="background-color:#dbdbdb;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%"><ix:nonFraction unitRef="usd" contextRef="i2faea3f8db1d423fb909554f7bc72eed_D20200101-20200331" decimals="-3" format="ixt:numdotdecimal" name="us-gaap:Revenues" scale="3" id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN180Ni9mcmFnOjA1MTlmZmNhMTM4NDQ4YWJhMmZmODQwZGEyOGU3NTdjL3RhYmxlOjQ4N2FhOWNkZjNjZTRjN2U4ODcyNTRiYmQwYzliZGYwL3RhYmxlcmFuZ2U6NDg3YWE5Y2RmM2NlNGM3ZTg4NzI1NGJiZDBjOWJkZjBfMTgtMy0xLTEtMA_00ca38d4-dc7e-4dcd-9eac-dc0e16ea5022">46,398</ix:nonFraction>&#160;</span></td><td style="background-color:#dbdbdb;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"></td><td colspan="3" style="display:none"></td><td colspan="3" style="display:none"></td><td colspan="3" style="display:none"></td><td colspan="3" style="display:none"></td></tr><tr><td colspan="3" style="background-color:#ffffff;border-top:1pt solid #000;padding:2px 1pt;text-align:left;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:100%">Total Operating Revenue</span></td><td colspan="2" style="background-color:#ffffff;border-top:1pt solid #000;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:100%"><ix:nonFraction unitRef="usd" contextRef="i3a76d1213b09470fa8c6c3f49fa75d98_D20210101-20210331" decimals="-3" format="ixt:numdotdecimal" name="us-gaap:Revenues" scale="3" id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN180Ni9mcmFnOjA1MTlmZmNhMTM4NDQ4YWJhMmZmODQwZGEyOGU3NTdjL3RhYmxlOjQ4N2FhOWNkZjNjZTRjN2U4ODcyNTRiYmQwYzliZGYwL3RhYmxlcmFuZ2U6NDg3YWE5Y2RmM2NlNGM3ZTg4NzI1NGJiZDBjOWJkZjBfMTktMS0xLTEtMA_827c34cb-8c25-48d3-9f38-e3b737e9b355">261,710</ix:nonFraction></span><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%">&#160;</span></td><td style="background-color:#ffffff;border-top:1pt solid #000;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"></td><td colspan="3" style="background-color:#ffffff;border-top:1pt solid #000;padding:0 1pt"></td><td colspan="2" style="background-color:#ffffff;border-top:1pt solid #000;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%"><ix:nonFraction unitRef="usd" contextRef="i052d02afe6704673b1b47c9fbf47ec24_D20200101-20200331" decimals="-3" format="ixt:numdotdecimal" name="us-gaap:Revenues" scale="3" id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN180Ni9mcmFnOjA1MTlmZmNhMTM4NDQ4YWJhMmZmODQwZGEyOGU3NTdjL3RhYmxlOjQ4N2FhOWNkZjNjZTRjN2U4ODcyNTRiYmQwYzliZGYwL3RhYmxlcmFuZ2U6NDg3YWE5Y2RmM2NlNGM3ZTg4NzI1NGJiZDBjOWJkZjBfMTktMy0xLTEtMA_0896e434-04e7-4561-a2d2-81442f92a27a">234,747</ix:nonFraction>&#160;</span></td><td style="background-color:#ffffff;border-top:1pt solid #000;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"></td><td colspan="3" style="display:none"></td><td colspan="3" style="display:none"></td><td colspan="3" style="display:none"></td><td colspan="3" style="display:none"></td></tr><tr><td colspan="3" style="background-color:#dbdbdb;padding:2px 1pt;text-align:left;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:100%">Less: Noncontract Revenues Included Above</span></td><td colspan="3" style="background-color:#dbdbdb;padding:0 1pt"></td><td colspan="3" style="background-color:#dbdbdb;padding:0 1pt"></td><td colspan="3" style="background-color:#dbdbdb;padding:0 1pt"></td><td colspan="3" style="display:none"></td><td colspan="3" style="display:none"></td><td colspan="3" style="display:none"></td><td colspan="3" style="display:none"></td></tr><tr><td colspan="3" style="background-color:#ffffff;padding:2px 1pt 2px 7pt;text-align:left;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%">Electric Segment - Alternative Revenue Program Revenues</span></td><td colspan="2" style="background-color:#ffffff;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:100%">(<ix:nonFraction unitRef="usd" contextRef="i12fec6c6c1c7480193881b54ed9c42ed_D20210101-20210331" decimals="-3" sign="-" name="us-gaap:RevenueNotFromContractWithCustomer" scale="3" id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN180Ni9mcmFnOjA1MTlmZmNhMTM4NDQ4YWJhMmZmODQwZGEyOGU3NTdjL3RhYmxlOjQ4N2FhOWNkZjNjZTRjN2U4ODcyNTRiYmQwYzliZGYwL3RhYmxlcmFuZ2U6NDg3YWE5Y2RmM2NlNGM3ZTg4NzI1NGJiZDBjOWJkZjBfMjEtMS0xLTEtMA_d59f8854-4233-400d-8dfc-2d8fe972f4b7">975</ix:nonFraction>)</span></td><td style="background-color:#ffffff;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"></td><td colspan="3" style="background-color:#ffffff;padding:0 1pt"></td><td colspan="2" style="background-color:#ffffff;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%">(<ix:nonFraction unitRef="usd" contextRef="ie673c1cddab44142be52164318824b9f_D20200101-20200331" decimals="-3" sign="-" name="us-gaap:RevenueNotFromContractWithCustomer" scale="3" id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN180Ni9mcmFnOjA1MTlmZmNhMTM4NDQ4YWJhMmZmODQwZGEyOGU3NTdjL3RhYmxlOjQ4N2FhOWNkZjNjZTRjN2U4ODcyNTRiYmQwYzliZGYwL3RhYmxlcmFuZ2U6NDg3YWE5Y2RmM2NlNGM3ZTg4NzI1NGJiZDBjOWJkZjBfMjEtMy0xLTEtMA_4a0627d6-b9dc-4456-8580-be8047d41f6a">87</ix:nonFraction>)</span></td><td style="background-color:#ffffff;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"></td><td colspan="3" style="display:none"></td><td colspan="3" style="display:none"></td><td colspan="3" style="display:none"></td><td colspan="3" style="display:none"></td></tr><tr><td colspan="3" style="background-color:#dbdbdb;border-top:1pt solid #000;padding:2px 1pt;text-align:left;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:100%">Total Operating Revenues from Contracts with Customers</span></td><td style="background-color:#dbdbdb;border-top:1pt solid #000;padding:2px 0 2px 1pt;text-align:left;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:100%">$</span></td><td style="background-color:#dbdbdb;border-top:1pt solid #000;padding:2px 0;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:100%"><ix:nonFraction unitRef="usd" contextRef="i85a0b2c2d5034088809484baf6160690_D20210101-20210331" decimals="-3" format="ixt:numdotdecimal" name="us-gaap:RevenueFromContractWithCustomerExcludingAssessedTax" scale="3" id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN180Ni9mcmFnOjA1MTlmZmNhMTM4NDQ4YWJhMmZmODQwZGEyOGU3NTdjL3RhYmxlOjQ4N2FhOWNkZjNjZTRjN2U4ODcyNTRiYmQwYzliZGYwL3RhYmxlcmFuZ2U6NDg3YWE5Y2RmM2NlNGM3ZTg4NzI1NGJiZDBjOWJkZjBfMjItMS0xLTEtMA_68c96b59-25cc-4f7b-bcb2-33bfca28bec5">262,685</ix:nonFraction></span><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%">&#160;</span></td><td style="background-color:#dbdbdb;border-top:1pt solid #000;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"></td><td colspan="3" style="background-color:#dbdbdb;border-top:1pt solid #000;padding:0 1pt"></td><td style="background-color:#dbdbdb;border-top:1pt solid #000;padding:2px 0 2px 1pt;text-align:left;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%">$</span></td><td style="background-color:#dbdbdb;border-top:1pt solid #000;padding:2px 0;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%"><ix:nonFraction unitRef="usd" contextRef="i4414d7c08ca745c1ad34952f8076a6eb_D20200101-20200331" decimals="-3" format="ixt:numdotdecimal" name="us-gaap:RevenueFromContractWithCustomerExcludingAssessedTax" scale="3" id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN180Ni9mcmFnOjA1MTlmZmNhMTM4NDQ4YWJhMmZmODQwZGEyOGU3NTdjL3RhYmxlOjQ4N2FhOWNkZjNjZTRjN2U4ODcyNTRiYmQwYzliZGYwL3RhYmxlcmFuZ2U6NDg3YWE5Y2RmM2NlNGM3ZTg4NzI1NGJiZDBjOWJkZjBfMjItMy0xLTEtMA_fd811e18-491e-4002-b9e7-e812e922c5f1">234,834</ix:nonFraction>&#160;</span></td><td style="background-color:#dbdbdb;border-top:1pt solid #000;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"></td><td colspan="3" style="display:none"></td><td colspan="3" style="display:none"></td><td colspan="3" style="display:none"></td><td colspan="3" style="display:none"></td></tr></table></div></ix:nonNumeric></ix:continuation><div id="i3ccd65d188014ef19fc37bf6a1f38117_49"></div><div style="margin-bottom:9pt;margin-top:12pt"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:11pt;font-weight:700;line-height:120%">4. <ix:nonNumeric contextRef="i3a76d1213b09470fa8c6c3f49fa75d98_D20210101-20210331" name="us-gaap:SupplementalBalanceSheetDisclosuresTextBlock" id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN180OS9mcmFnOmU5NGYyYWQ4ZDVkNzRiN2JhZDlkZGIwOWQ3MjNiOTNmL3RleHRyZWdpb246ZTk0ZjJhZDhkNWQ3NGI3YmFkOWRkYjA5ZDcyM2I5M2ZfMTcy_280d4d9c-9419-4619-840d-cfff9960c13b" continuedAt="ib818d6400ff844c39ad59b9a08600af5" escape="true">Select Balance Sheet Information</ix:nonNumeric></span></div><ix:continuation id="ib818d6400ff844c39ad59b9a08600af5" continuedAt="i7224a96229034234951c927fb6d0c816"><div><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:9pt;font-weight:700;line-height:120%">Receivables and Allowance for Credit Losses</span></div><ix:nonNumeric contextRef="i3a76d1213b09470fa8c6c3f49fa75d98_D20210101-20210331" name="us-gaap:ScheduleOfAccountsNotesLoansAndFinancingReceivableTextBlock" id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN180OS9mcmFnOmU5NGYyYWQ4ZDVkNzRiN2JhZDlkZGIwOWQ3MjNiOTNmL3RleHRyZWdpb246ZTk0ZjJhZDhkNWQ3NGI3YmFkOWRkYjA5ZDcyM2I5M2ZfMTcz_c6300c42-b07a-4c6e-b2e9-b3452a7dd02b" escape="true"><div style="margin-bottom:3pt"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:9pt;font-weight:400;line-height:120%">Receivables as of March&#160;31, 2021 and December&#160;31, 2020 are as follows:</span></div><div style="margin-bottom:6pt"><table style="border-collapse:collapse;display:inline-table;margin-bottom:5pt;vertical-align:text-bottom;width:100.000%"><tr><td style="width:1.0%"></td><td style="width:74.872%"></td><td style="width:0.1%"></td><td style="width:1.0%"></td><td style="width:10.011%"></td><td style="width:0.1%"></td><td style="width:0.1%"></td><td style="width:1.605%"></td><td style="width:0.1%"></td><td style="width:1.0%"></td><td style="width:10.012%"></td><td style="width:0.1%"></td></tr><tr><td colspan="3" style="padding:2px 1pt;text-align:left;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-style:italic;font-weight:700;line-height:100%">(in thousands)</span></td><td colspan="3" style="padding:2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-style:italic;font-weight:700;line-height:120%">March 31,<br/>2021</span></td><td colspan="3" style="padding:0 1pt"></td><td colspan="3" style="padding:2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-style:italic;font-weight:700;line-height:120%">December 31,<br/>2020</span></td></tr><tr style="height:3pt"><td colspan="3" style="border-top:1pt solid #000;padding:0 1pt"></td><td colspan="3" style="border-top:1pt solid #000;padding:0 1pt"></td><td colspan="3" style="border-top:1pt solid #000;padding:0 1pt"></td><td colspan="3" style="border-top:1pt solid #000;padding:0 1pt"></td></tr><tr><td colspan="3" style="background-color:#dbdbdb;padding:2px 1pt;text-align:left;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%">Receivables</span></td><td colspan="3" style="background-color:#dbdbdb;padding:0 1pt"></td><td colspan="3" style="background-color:#dbdbdb;padding:0 1pt"></td><td colspan="3" style="background-color:#dbdbdb;padding:0 1pt"></td></tr><tr><td colspan="3" style="background-color:#ffffff;padding:2px 1pt 2px 7pt;text-align:left;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%">Trade</span></td><td style="background-color:#ffffff;padding:2px 0 2px 1pt;text-align:left;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:100%">$</span></td><td style="background-color:#ffffff;padding:2px 0;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:100%"><ix:nonFraction unitRef="usd" contextRef="i5458f4d6e23940ca92dd24eb67c70571_I20210331" decimals="-3" format="ixt:numdotdecimal" name="us-gaap:AccountsReceivableGrossCurrent" scale="3" id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN180OS9mcmFnOmU5NGYyYWQ4ZDVkNzRiN2JhZDlkZGIwOWQ3MjNiOTNmL3RhYmxlOmJiMDdkYWE0YWRkNjRiOWY5MTg4NmJmZWNiM2JiMzYzL3RhYmxlcmFuZ2U6YmIwN2RhYTRhZGQ2NGI5ZjkxODg2YmZlY2IzYmIzNjNfMy0xLTEtMS0w_02d0f55e-fb39-41f2-8a0f-e8fb82afa8cf">112,060</ix:nonFraction></span><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%">&#160;</span></td><td style="background-color:#ffffff;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"></td><td colspan="3" style="background-color:#ffffff;padding:0 1pt"></td><td style="background-color:#ffffff;padding:2px 0 2px 1pt;text-align:left;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%">$</span></td><td style="background-color:#ffffff;padding:2px 0;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%"><ix:nonFraction unitRef="usd" contextRef="ifaff5a04688f4997a27c915d8eb05db2_I20201231" decimals="-3" format="ixt:numdotdecimal" name="us-gaap:AccountsReceivableGrossCurrent" scale="3" id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN180OS9mcmFnOmU5NGYyYWQ4ZDVkNzRiN2JhZDlkZGIwOWQ3MjNiOTNmL3RhYmxlOmJiMDdkYWE0YWRkNjRiOWY5MTg4NmJmZWNiM2JiMzYzL3RhYmxlcmFuZ2U6YmIwN2RhYTRhZGQ2NGI5ZjkxODg2YmZlY2IzYmIzNjNfMy0zLTEtMS0w_cb359829-5718-4780-8133-1ac6c75ceb4f">87,048</ix:nonFraction>&#160;</span></td><td style="background-color:#ffffff;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"></td></tr><tr><td colspan="3" style="background-color:#dbdbdb;padding:2px 1pt 2px 7pt;text-align:left;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%">Other</span></td><td colspan="2" style="background-color:#dbdbdb;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:100%"><ix:nonFraction unitRef="usd" contextRef="i5458f4d6e23940ca92dd24eb67c70571_I20210331" decimals="-3" format="ixt:numdotdecimal" name="us-gaap:OtherReceivablesGrossCurrent" scale="3" id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN180OS9mcmFnOmU5NGYyYWQ4ZDVkNzRiN2JhZDlkZGIwOWQ3MjNiOTNmL3RhYmxlOmJiMDdkYWE0YWRkNjRiOWY5MTg4NmJmZWNiM2JiMzYzL3RhYmxlcmFuZ2U6YmIwN2RhYTRhZGQ2NGI5ZjkxODg2YmZlY2IzYmIzNjNfNC0xLTEtMS0w_32039310-f0dd-4ba1-850e-88a37cf0b455">6,982</ix:nonFraction></span><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%">&#160;</span></td><td style="background-color:#dbdbdb;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"></td><td colspan="3" style="background-color:#dbdbdb;padding:0 1pt"></td><td colspan="2" style="background-color:#dbdbdb;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%"><ix:nonFraction unitRef="usd" contextRef="ifaff5a04688f4997a27c915d8eb05db2_I20201231" decimals="-3" format="ixt:numdotdecimal" name="us-gaap:OtherReceivablesGrossCurrent" scale="3" id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN180OS9mcmFnOmU5NGYyYWQ4ZDVkNzRiN2JhZDlkZGIwOWQ3MjNiOTNmL3RhYmxlOmJiMDdkYWE0YWRkNjRiOWY5MTg4NmJmZWNiM2JiMzYzL3RhYmxlcmFuZ2U6YmIwN2RhYTRhZGQ2NGI5ZjkxODg2YmZlY2IzYmIzNjNfNC0zLTEtMS0w_347aebd0-912f-4fc4-be37-d2f978bd3c02">8,939</ix:nonFraction>&#160;</span></td><td style="background-color:#dbdbdb;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"></td></tr><tr><td colspan="3" style="background-color:#ffffff;padding:2px 1pt;text-align:left;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%">Unbilled Receivables</span></td><td colspan="2" style="background-color:#ffffff;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:100%"><ix:nonFraction unitRef="usd" contextRef="i5458f4d6e23940ca92dd24eb67c70571_I20210331" decimals="-3" format="ixt:numdotdecimal" name="us-gaap:UnbilledReceivablesCurrent" scale="3" id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN180OS9mcmFnOmU5NGYyYWQ4ZDVkNzRiN2JhZDlkZGIwOWQ3MjNiOTNmL3RhYmxlOmJiMDdkYWE0YWRkNjRiOWY5MTg4NmJmZWNiM2JiMzYzL3RhYmxlcmFuZ2U6YmIwN2RhYTRhZGQ2NGI5ZjkxODg2YmZlY2IzYmIzNjNfNS0xLTEtMS0w_61b332e2-6a05-4b8f-b9a1-507982b9849d">18,331</ix:nonFraction></span><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%">&#160;</span></td><td style="background-color:#ffffff;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"></td><td colspan="3" style="background-color:#ffffff;padding:0 1pt"></td><td colspan="2" style="background-color:#ffffff;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%"><ix:nonFraction unitRef="usd" contextRef="ifaff5a04688f4997a27c915d8eb05db2_I20201231" decimals="-3" format="ixt:numdotdecimal" name="us-gaap:UnbilledReceivablesCurrent" scale="3" id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN180OS9mcmFnOmU5NGYyYWQ4ZDVkNzRiN2JhZDlkZGIwOWQ3MjNiOTNmL3RhYmxlOmJiMDdkYWE0YWRkNjRiOWY5MTg4NmJmZWNiM2JiMzYzL3RhYmxlcmFuZ2U6YmIwN2RhYTRhZGQ2NGI5ZjkxODg2YmZlY2IzYmIzNjNfNS0zLTEtMS0w_13e51b6a-ec8f-457f-b80f-1bd71a1261fe">21,187</ix:nonFraction>&#160;</span></td><td style="background-color:#ffffff;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"></td></tr><tr><td colspan="3" style="background-color:#dbdbdb;border-top:1pt solid #000;padding:2px 1pt;text-align:left;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%">Total Receivables</span></td><td colspan="2" style="background-color:#dbdbdb;border-top:1pt solid #000;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:100%"><ix:nonFraction unitRef="usd" contextRef="i5458f4d6e23940ca92dd24eb67c70571_I20210331" decimals="-3" format="ixt:numdotdecimal" name="us-gaap:AccountsReceivableGross" scale="3" id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN180OS9mcmFnOmU5NGYyYWQ4ZDVkNzRiN2JhZDlkZGIwOWQ3MjNiOTNmL3RhYmxlOmJiMDdkYWE0YWRkNjRiOWY5MTg4NmJmZWNiM2JiMzYzL3RhYmxlcmFuZ2U6YmIwN2RhYTRhZGQ2NGI5ZjkxODg2YmZlY2IzYmIzNjNfNi0xLTEtMS0w_088907bc-bb72-429b-9955-3de0d62ace9b">137,373</ix:nonFraction></span><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%">&#160;</span></td><td style="background-color:#dbdbdb;border-top:1pt solid #000;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"></td><td colspan="3" style="background-color:#dbdbdb;border-top:1pt solid #000;padding:0 1pt"></td><td colspan="2" style="background-color:#dbdbdb;border-top:1pt solid #000;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%"><ix:nonFraction unitRef="usd" contextRef="ifaff5a04688f4997a27c915d8eb05db2_I20201231" decimals="-3" format="ixt:numdotdecimal" name="us-gaap:AccountsReceivableGross" scale="3" id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN180OS9mcmFnOmU5NGYyYWQ4ZDVkNzRiN2JhZDlkZGIwOWQ3MjNiOTNmL3RhYmxlOmJiMDdkYWE0YWRkNjRiOWY5MTg4NmJmZWNiM2JiMzYzL3RhYmxlcmFuZ2U6YmIwN2RhYTRhZGQ2NGI5ZjkxODg2YmZlY2IzYmIzNjNfNi0zLTEtMS0w_2fc2bd34-b78e-436c-b132-5c92ea796b4f">117,174</ix:nonFraction>&#160;</span></td><td style="background-color:#dbdbdb;border-top:1pt solid #000;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"></td></tr><tr><td colspan="3" style="background-color:#ffffff;padding:2px 1pt;text-align:left;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%">Less Allowance for Credit Losses</span></td><td colspan="2" style="background-color:#ffffff;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:100%"><ix:nonFraction unitRef="usd" contextRef="i5458f4d6e23940ca92dd24eb67c70571_I20210331" decimals="-3" format="ixt:numdotdecimal" name="us-gaap:AllowanceForDoubtfulAccountsReceivable" scale="3" id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN180OS9mcmFnOmU5NGYyYWQ4ZDVkNzRiN2JhZDlkZGIwOWQ3MjNiOTNmL3RhYmxlOmJiMDdkYWE0YWRkNjRiOWY5MTg4NmJmZWNiM2JiMzYzL3RhYmxlcmFuZ2U6YmIwN2RhYTRhZGQ2NGI5ZjkxODg2YmZlY2IzYmIzNjNfNy0xLTEtMS0w_4b4beb7e-c3e4-43c0-9f92-40e44acda4ff">2,983</ix:nonFraction></span><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%">&#160;</span></td><td style="background-color:#ffffff;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"></td><td colspan="3" style="background-color:#ffffff;padding:0 1pt"></td><td colspan="2" style="background-color:#ffffff;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%"><ix:nonFraction unitRef="usd" contextRef="ifaff5a04688f4997a27c915d8eb05db2_I20201231" decimals="-3" format="ixt:numdotdecimal" name="us-gaap:AllowanceForDoubtfulAccountsReceivable" scale="3" id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN180OS9mcmFnOmU5NGYyYWQ4ZDVkNzRiN2JhZDlkZGIwOWQ3MjNiOTNmL3RhYmxlOmJiMDdkYWE0YWRkNjRiOWY5MTg4NmJmZWNiM2JiMzYzL3RhYmxlcmFuZ2U6YmIwN2RhYTRhZGQ2NGI5ZjkxODg2YmZlY2IzYmIzNjNfNy0zLTEtMS0w_2112cb17-6d25-4fab-b2d6-5eba6ea020f1">3,215</ix:nonFraction>&#160;</span></td><td style="background-color:#ffffff;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"></td></tr><tr><td colspan="3" style="background-color:#dbdbdb;border-top:1pt solid #000;padding:2px 1pt;text-align:left;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:100%">Receivables, net of allowance for credit losses</span></td><td style="background-color:#dbdbdb;border-top:1pt solid #000;padding:2px 0 2px 1pt;text-align:left;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:100%">$</span></td><td style="background-color:#dbdbdb;border-top:1pt solid #000;padding:2px 0;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:100%"><ix:nonFraction unitRef="usd" contextRef="i5458f4d6e23940ca92dd24eb67c70571_I20210331" decimals="-3" format="ixt:numdotdecimal" name="us-gaap:AccountsReceivableNet" scale="3" id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN180OS9mcmFnOmU5NGYyYWQ4ZDVkNzRiN2JhZDlkZGIwOWQ3MjNiOTNmL3RhYmxlOmJiMDdkYWE0YWRkNjRiOWY5MTg4NmJmZWNiM2JiMzYzL3RhYmxlcmFuZ2U6YmIwN2RhYTRhZGQ2NGI5ZjkxODg2YmZlY2IzYmIzNjNfOC0xLTEtMS0w_06528c3a-6a09-492f-94da-67feb11e502c">134,390</ix:nonFraction></span><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%">&#160;</span></td><td style="background-color:#dbdbdb;border-top:1pt solid #000;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"></td><td colspan="3" style="background-color:#dbdbdb;border-top:1pt solid #000;padding:0 1pt"></td><td style="background-color:#dbdbdb;border-top:1pt solid #000;padding:2px 0 2px 1pt;text-align:left;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%">$</span></td><td style="background-color:#dbdbdb;border-top:1pt solid #000;padding:2px 0;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%"><ix:nonFraction unitRef="usd" contextRef="ifaff5a04688f4997a27c915d8eb05db2_I20201231" decimals="-3" format="ixt:numdotdecimal" name="us-gaap:AccountsReceivableNet" scale="3" id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN180OS9mcmFnOmU5NGYyYWQ4ZDVkNzRiN2JhZDlkZGIwOWQ3MjNiOTNmL3RhYmxlOmJiMDdkYWE0YWRkNjRiOWY5MTg4NmJmZWNiM2JiMzYzL3RhYmxlcmFuZ2U6YmIwN2RhYTRhZGQ2NGI5ZjkxODg2YmZlY2IzYmIzNjNfOC0zLTEtMS0w_2a121415-abfc-4f76-bc39-18358fbfc3e5">113,959</ix:nonFraction>&#160;</span></td><td style="background-color:#dbdbdb;border-top:1pt solid #000;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"></td></tr></table></div></ix:nonNumeric></ix:continuation><div style="height:54pt;position:relative;width:100%"><div style="bottom:0;position:absolute;width:100%"><div style="text-align:right"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:9pt;font-weight:400;line-height:120%">9</span></div></div></div><hr style="page-break-after:always"/><div style="min-height:54pt;width:100%"><div><span style="color:#0000ff;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%;text-decoration:underline"><a style="color:#0000ff;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%;text-decoration:underline" href="#i3ccd65d188014ef19fc37bf6a1f38117_7">Table of </a><a style="color:#0000ff;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%;text-decoration:underline" href="#i3ccd65d188014ef19fc37bf6a1f38117_7">Contents</a></span></div></div><ix:continuation id="i7224a96229034234951c927fb6d0c816"><ix:nonNumeric contextRef="i3a76d1213b09470fa8c6c3f49fa75d98_D20210101-20210331" name="us-gaap:AccountsReceivableAllowanceForCreditLossTableTextBlock" id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN180OS9mcmFnOmU5NGYyYWQ4ZDVkNzRiN2JhZDlkZGIwOWQ3MjNiOTNmL3RleHRyZWdpb246ZTk0ZjJhZDhkNWQ3NGI3YmFkOWRkYjA5ZDcyM2I5M2ZfMTcx_a03f75f2-b367-4d0c-b3da-94b13199cfa8" escape="true"><div style="margin-bottom:3pt;margin-top:6pt"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:9pt;font-weight:400;line-height:120%">The following is a summary of activity in the allowance for credit losses for the three months ended March&#160;31, 2021 and 2020:</span></div><div style="margin-bottom:6pt;margin-top:6pt"><table style="border-collapse:collapse;display:inline-table;margin-bottom:5pt;vertical-align:text-bottom;width:100.000%"><tr><td style="width:1.0%"></td><td style="width:74.872%"></td><td style="width:0.1%"></td><td style="width:1.0%"></td><td style="width:10.011%"></td><td style="width:0.1%"></td><td style="width:0.1%"></td><td style="width:1.605%"></td><td style="width:0.1%"></td><td style="width:1.0%"></td><td style="width:10.012%"></td><td style="width:0.1%"></td></tr><tr><td colspan="3" style="padding:2px 1pt;text-align:left;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-style:italic;font-weight:700;line-height:100%">(in thousands)</span></td><td colspan="3" style="padding:2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-style:italic;font-weight:700;line-height:120%">2021</span></td><td colspan="3" style="padding:0 1pt"></td><td colspan="3" style="padding:2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-style:italic;font-weight:700;line-height:120%">2020</span></td></tr><tr style="height:3pt"><td colspan="3" style="border-top:1pt solid #000;padding:0 1pt"></td><td colspan="3" style="border-top:1pt solid #000;padding:0 1pt"></td><td colspan="3" style="border-top:1pt solid #000;padding:0 1pt"></td><td colspan="3" style="border-top:1pt solid #000;padding:0 1pt"></td></tr><tr><td colspan="3" style="background-color:#dbdbdb;padding:2px 1pt;text-align:left;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:100%">Beginning Balance, January 1</span></td><td style="background-color:#dbdbdb;padding:2px 0 2px 1pt;text-align:left;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:100%">$</span></td><td style="background-color:#dbdbdb;padding:2px 0;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:100%"><ix:nonFraction unitRef="usd" contextRef="ifaff5a04688f4997a27c915d8eb05db2_I20201231" decimals="-3" format="ixt:numdotdecimal" name="us-gaap:AllowanceForDoubtfulAccountsReceivable" scale="3" id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN180OS9mcmFnOmU5NGYyYWQ4ZDVkNzRiN2JhZDlkZGIwOWQ3MjNiOTNmL3RhYmxlOjYwYzNkMzdlYzQ1YzQzMDc5MzQ4YWRhM2Y0ODE5MTg4L3RhYmxlcmFuZ2U6NjBjM2QzN2VjNDVjNDMwNzkzNDhhZGEzZjQ4MTkxODhfMi0xLTEtMS0w_6ab866d3-7d19-42a4-a778-3a5192eab0ff">3,215</ix:nonFraction></span><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%">&#160;</span></td><td style="background-color:#dbdbdb;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"></td><td colspan="3" style="background-color:#dbdbdb;padding:0 1pt"></td><td style="background-color:#dbdbdb;padding:2px 0 2px 1pt;text-align:left;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%">$</span></td><td style="background-color:#dbdbdb;padding:2px 0;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%"><ix:nonFraction unitRef="usd" contextRef="i28c5c5fd4936450fbcde574f8a44083f_I20191231" decimals="-3" format="ixt:numdotdecimal" name="us-gaap:AllowanceForDoubtfulAccountsReceivable" scale="3" id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN180OS9mcmFnOmU5NGYyYWQ4ZDVkNzRiN2JhZDlkZGIwOWQ3MjNiOTNmL3RhYmxlOjYwYzNkMzdlYzQ1YzQzMDc5MzQ4YWRhM2Y0ODE5MTg4L3RhYmxlcmFuZ2U6NjBjM2QzN2VjNDVjNDMwNzkzNDhhZGEzZjQ4MTkxODhfMi0zLTEtMS0w_8ba7741a-c2f2-4fa1-ab97-ba95d0901959">1,339</ix:nonFraction>&#160;</span></td><td style="background-color:#dbdbdb;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"></td></tr><tr><td colspan="3" style="background-color:#ffffff;padding:2px 1pt 2px 7pt;text-align:left;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%">Additions Charged to Expense</span></td><td colspan="2" style="background-color:#ffffff;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:100%"><ix:nonFraction unitRef="usd" contextRef="i3a76d1213b09470fa8c6c3f49fa75d98_D20210101-20210331" decimals="-3" name="us-gaap:AllowanceForDoubtfulAccountsReceivablePeriodIncreaseDecrease" scale="3" id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN180OS9mcmFnOmU5NGYyYWQ4ZDVkNzRiN2JhZDlkZGIwOWQ3MjNiOTNmL3RhYmxlOjYwYzNkMzdlYzQ1YzQzMDc5MzQ4YWRhM2Y0ODE5MTg4L3RhYmxlcmFuZ2U6NjBjM2QzN2VjNDVjNDMwNzkzNDhhZGEzZjQ4MTkxODhfMy0xLTEtMS0w_cac99189-2905-417f-8743-343e74d67ef3">211</ix:nonFraction></span><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%">&#160;</span></td><td style="background-color:#ffffff;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"></td><td colspan="3" style="background-color:#ffffff;padding:0 1pt"></td><td colspan="2" style="background-color:#ffffff;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%"><ix:nonFraction unitRef="usd" contextRef="i052d02afe6704673b1b47c9fbf47ec24_D20200101-20200331" decimals="-3" name="us-gaap:AllowanceForDoubtfulAccountsReceivablePeriodIncreaseDecrease" scale="3" id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN180OS9mcmFnOmU5NGYyYWQ4ZDVkNzRiN2JhZDlkZGIwOWQ3MjNiOTNmL3RhYmxlOjYwYzNkMzdlYzQ1YzQzMDc5MzQ4YWRhM2Y0ODE5MTg4L3RhYmxlcmFuZ2U6NjBjM2QzN2VjNDVjNDMwNzkzNDhhZGEzZjQ4MTkxODhfMy0zLTEtMS0w_bd62555f-b854-48dc-b976-f12e03625e85">635</ix:nonFraction>&#160;</span></td><td style="background-color:#ffffff;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"></td></tr><tr><td colspan="3" style="background-color:#dbdbdb;padding:2px 1pt 2px 7pt;text-align:left;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%">Reductions for Amounts Written-Off, Net of Recoveries</span></td><td colspan="2" style="background-color:#dbdbdb;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:100%">(<ix:nonFraction unitRef="usd" contextRef="i3a76d1213b09470fa8c6c3f49fa75d98_D20210101-20210331" decimals="-3" name="ottr:AccountsReceivableAllowanceForCreditLossWriteoffAfterRecovery" scale="3" id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN180OS9mcmFnOmU5NGYyYWQ4ZDVkNzRiN2JhZDlkZGIwOWQ3MjNiOTNmL3RhYmxlOjYwYzNkMzdlYzQ1YzQzMDc5MzQ4YWRhM2Y0ODE5MTg4L3RhYmxlcmFuZ2U6NjBjM2QzN2VjNDVjNDMwNzkzNDhhZGEzZjQ4MTkxODhfNC0xLTEtMS0w_29926913-7b67-431b-9c4d-1b822bdaca47">443</ix:nonFraction>)</span></td><td style="background-color:#dbdbdb;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"></td><td colspan="3" style="background-color:#dbdbdb;padding:0 1pt"></td><td colspan="2" style="background-color:#dbdbdb;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%">(<ix:nonFraction unitRef="usd" contextRef="i052d02afe6704673b1b47c9fbf47ec24_D20200101-20200331" decimals="-3" name="ottr:AccountsReceivableAllowanceForCreditLossWriteoffAfterRecovery" scale="3" id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN180OS9mcmFnOmU5NGYyYWQ4ZDVkNzRiN2JhZDlkZGIwOWQ3MjNiOTNmL3RhYmxlOjYwYzNkMzdlYzQ1YzQzMDc5MzQ4YWRhM2Y0ODE5MTg4L3RhYmxlcmFuZ2U6NjBjM2QzN2VjNDVjNDMwNzkzNDhhZGEzZjQ4MTkxODhfNC0zLTEtMS0w_55974bf7-0917-4a1c-a51a-b6568fdfca17">293</ix:nonFraction>)</span></td><td style="background-color:#dbdbdb;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"></td></tr><tr><td colspan="3" style="background-color:#ffffff;border-top:1pt solid #000;padding:2px 1pt;text-align:left;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:100%">Ending Balance, March 31</span></td><td style="background-color:#ffffff;border-top:1pt solid #000;padding:2px 0 2px 1pt;text-align:left;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:100%">$</span></td><td style="background-color:#ffffff;border-top:1pt solid #000;padding:2px 0;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:100%"><ix:nonFraction unitRef="usd" contextRef="i5458f4d6e23940ca92dd24eb67c70571_I20210331" decimals="-3" format="ixt:numdotdecimal" name="us-gaap:AllowanceForDoubtfulAccountsReceivable" scale="3" id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN180OS9mcmFnOmU5NGYyYWQ4ZDVkNzRiN2JhZDlkZGIwOWQ3MjNiOTNmL3RhYmxlOjYwYzNkMzdlYzQ1YzQzMDc5MzQ4YWRhM2Y0ODE5MTg4L3RhYmxlcmFuZ2U6NjBjM2QzN2VjNDVjNDMwNzkzNDhhZGEzZjQ4MTkxODhfNS0xLTEtMS0w_8537db22-ebeb-43ea-af4b-7f245ce3a6d5">2,983</ix:nonFraction></span><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%">&#160;</span></td><td style="background-color:#ffffff;border-top:1pt solid #000;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"></td><td colspan="3" style="background-color:#ffffff;border-top:1pt solid #000;padding:0 1pt"></td><td style="background-color:#ffffff;border-top:1pt solid #000;padding:2px 0 2px 1pt;text-align:left;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%">$</span></td><td style="background-color:#ffffff;border-top:1pt solid #000;padding:2px 0;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%"><ix:nonFraction unitRef="usd" contextRef="ic8fd250704a84c89af2f5d812fa776ae_I20200331" decimals="-3" format="ixt:numdotdecimal" name="us-gaap:AllowanceForDoubtfulAccountsReceivable" scale="3" id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN180OS9mcmFnOmU5NGYyYWQ4ZDVkNzRiN2JhZDlkZGIwOWQ3MjNiOTNmL3RhYmxlOjYwYzNkMzdlYzQ1YzQzMDc5MzQ4YWRhM2Y0ODE5MTg4L3RhYmxlcmFuZ2U6NjBjM2QzN2VjNDVjNDMwNzkzNDhhZGEzZjQ4MTkxODhfNS0zLTEtMS0w_468f4457-c615-4125-9040-4a68f8e61a6d">1,681</ix:nonFraction>&#160;</span></td><td style="background-color:#ffffff;border-top:1pt solid #000;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"></td></tr></table></div></ix:nonNumeric><div style="margin-top:6pt"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:9pt;font-weight:700;line-height:120%">Inventories</span></div><ix:nonNumeric contextRef="i3a76d1213b09470fa8c6c3f49fa75d98_D20210101-20210331" name="us-gaap:ScheduleOfInventoryCurrentTableTextBlock" id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN180OS9mcmFnOmU5NGYyYWQ4ZDVkNzRiN2JhZDlkZGIwOWQ3MjNiOTNmL3RleHRyZWdpb246ZTk0ZjJhZDhkNWQ3NGI3YmFkOWRkYjA5ZDcyM2I5M2ZfODc5NjA5MzAyMzE1NQ_82df647e-f619-4b69-bf52-928738dc88ae" escape="true"><div><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:9pt;font-weight:400;line-height:120%">Inventories consist of the following as of March&#160;31, 2021 and December&#160;31, 2020:</span></div><div style="margin-bottom:3pt"><table style="border-collapse:collapse;display:inline-table;margin-bottom:5pt;vertical-align:text-bottom;width:100.000%"><tr><td style="width:1.0%"></td><td style="width:74.872%"></td><td style="width:0.1%"></td><td style="width:1.0%"></td><td style="width:10.011%"></td><td style="width:0.1%"></td><td style="width:0.1%"></td><td style="width:1.605%"></td><td style="width:0.1%"></td><td style="width:1.0%"></td><td style="width:10.012%"></td><td style="width:0.1%"></td></tr><tr><td colspan="3" style="padding:2px 1pt;text-align:left;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-style:italic;font-weight:700;line-height:120%">(in thousands)</span></td><td colspan="3" style="padding:2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-style:italic;font-weight:700;line-height:120%">March 31,<br/>2021</span></td><td colspan="3" style="padding:0 1pt"></td><td colspan="3" style="padding:2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-style:italic;font-weight:700;line-height:120%">December 31,<br/>2020</span></td></tr><tr style="height:3pt"><td colspan="3" style="border-top:1pt solid #000;padding:0 1pt"></td><td colspan="3" style="border-top:1pt solid #000;padding:0 1pt"></td><td colspan="3" style="border-top:1pt solid #000;padding:0 1pt"></td><td colspan="3" style="border-top:1pt solid #000;padding:0 1pt"></td></tr><tr><td colspan="3" style="background-color:#dbdbdb;padding:2px 1pt;text-align:left;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">Finished Goods</span></td><td style="background-color:#dbdbdb;padding:2px 0 2px 1pt;text-align:left;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:120%">$</span></td><td style="background-color:#dbdbdb;padding:2px 0;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:120%"><ix:nonFraction unitRef="usd" contextRef="i5458f4d6e23940ca92dd24eb67c70571_I20210331" decimals="-3" format="ixt:numdotdecimal" name="us-gaap:InventoryFinishedGoodsNetOfReserves" scale="3" id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN180OS9mcmFnOmU5NGYyYWQ4ZDVkNzRiN2JhZDlkZGIwOWQ3MjNiOTNmL3RhYmxlOjlmMjk1M2U1MzA1MzQwYWRhMzRmNWIzY2FiNzJlMWVlL3RhYmxlcmFuZ2U6OWYyOTUzZTUzMDUzNDBhZGEzNGY1YjNjYWI3MmUxZWVfMi0xLTEtMS03NTI_aca093c0-dc23-4937-b0c4-1bbd463d89f1">20,567</ix:nonFraction></span><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">&#160;</span></td><td style="background-color:#dbdbdb;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"></td><td colspan="3" style="background-color:#dbdbdb;padding:0 1pt"></td><td style="background-color:#dbdbdb;padding:2px 0 2px 1pt;text-align:left;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">$</span></td><td style="background-color:#dbdbdb;padding:2px 0;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%"><ix:nonFraction unitRef="usd" contextRef="ifaff5a04688f4997a27c915d8eb05db2_I20201231" decimals="-3" format="ixt:numdotdecimal" name="us-gaap:InventoryFinishedGoodsNetOfReserves" scale="3" id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN180OS9mcmFnOmU5NGYyYWQ4ZDVkNzRiN2JhZDlkZGIwOWQ3MjNiOTNmL3RhYmxlOjlmMjk1M2U1MzA1MzQwYWRhMzRmNWIzY2FiNzJlMWVlL3RhYmxlcmFuZ2U6OWYyOTUzZTUzMDUzNDBhZGEzNGY1YjNjYWI3MmUxZWVfMi0zLTEtMS03NTI_0e915efd-b04e-41fd-905b-87804fc41585">22,046</ix:nonFraction>&#160;</span></td><td style="background-color:#dbdbdb;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"></td></tr><tr><td colspan="3" style="background-color:#ffffff;padding:2px 1pt;text-align:left;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">Work in Process</span></td><td colspan="2" style="background-color:#ffffff;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:120%"><ix:nonFraction unitRef="usd" contextRef="i5458f4d6e23940ca92dd24eb67c70571_I20210331" decimals="-3" format="ixt:numdotdecimal" name="us-gaap:InventoryWorkInProcess" scale="3" id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN180OS9mcmFnOmU5NGYyYWQ4ZDVkNzRiN2JhZDlkZGIwOWQ3MjNiOTNmL3RhYmxlOjlmMjk1M2U1MzA1MzQwYWRhMzRmNWIzY2FiNzJlMWVlL3RhYmxlcmFuZ2U6OWYyOTUzZTUzMDUzNDBhZGEzNGY1YjNjYWI3MmUxZWVfMy0xLTEtMS03NTI_b81b174e-b257-44b2-ac07-447b28506d67">19,324</ix:nonFraction></span><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">&#160;</span></td><td style="background-color:#ffffff;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"></td><td colspan="3" style="background-color:#ffffff;padding:0 1pt"></td><td colspan="2" style="background-color:#ffffff;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%"><ix:nonFraction unitRef="usd" contextRef="ifaff5a04688f4997a27c915d8eb05db2_I20201231" decimals="-3" format="ixt:numdotdecimal" name="us-gaap:InventoryWorkInProcess" scale="3" id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN180OS9mcmFnOmU5NGYyYWQ4ZDVkNzRiN2JhZDlkZGIwOWQ3MjNiOTNmL3RhYmxlOjlmMjk1M2U1MzA1MzQwYWRhMzRmNWIzY2FiNzJlMWVlL3RhYmxlcmFuZ2U6OWYyOTUzZTUzMDUzNDBhZGEzNGY1YjNjYWI3MmUxZWVfMy0zLTEtMS03NTI_3f26159b-9b76-43b9-8be5-09924698f901">16,210</ix:nonFraction>&#160;</span></td><td style="background-color:#ffffff;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"></td></tr><tr><td colspan="3" style="background-color:#dbdbdb;padding:2px 1pt;text-align:left;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">Raw Material, Fuel and Supplies</span></td><td colspan="2" style="background-color:#dbdbdb;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:120%"><ix:nonFraction unitRef="usd" contextRef="i5458f4d6e23940ca92dd24eb67c70571_I20210331" decimals="-3" format="ixt:numdotdecimal" name="us-gaap:InventoryRawMaterialsAndSupplies" scale="3" id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN180OS9mcmFnOmU5NGYyYWQ4ZDVkNzRiN2JhZDlkZGIwOWQ3MjNiOTNmL3RhYmxlOjlmMjk1M2U1MzA1MzQwYWRhMzRmNWIzY2FiNzJlMWVlL3RhYmxlcmFuZ2U6OWYyOTUzZTUzMDUzNDBhZGEzNGY1YjNjYWI3MmUxZWVfNC0xLTEtMS03NTI_97c17a81-b8f2-4583-bbec-ef3005d78f92">52,535</ix:nonFraction></span><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">&#160;</span></td><td style="background-color:#dbdbdb;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"></td><td colspan="3" style="background-color:#dbdbdb;padding:0 1pt"></td><td colspan="2" style="background-color:#dbdbdb;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%"><ix:nonFraction unitRef="usd" contextRef="ifaff5a04688f4997a27c915d8eb05db2_I20201231" decimals="-3" format="ixt:numdotdecimal" name="us-gaap:InventoryRawMaterialsAndSupplies" scale="3" id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN180OS9mcmFnOmU5NGYyYWQ4ZDVkNzRiN2JhZDlkZGIwOWQ3MjNiOTNmL3RhYmxlOjlmMjk1M2U1MzA1MzQwYWRhMzRmNWIzY2FiNzJlMWVlL3RhYmxlcmFuZ2U6OWYyOTUzZTUzMDUzNDBhZGEzNGY1YjNjYWI3MmUxZWVfNC0zLTEtMS03NTI_3cf71d24-ebb8-4089-82d7-2b2e9d9daf37">53,909</ix:nonFraction>&#160;</span></td><td style="background-color:#dbdbdb;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"></td></tr><tr><td colspan="3" style="background-color:#ffffff;border-top:1pt solid #000;padding:2px 1pt 2px 1.75pt;text-align:left;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:120%">Total Inventories</span></td><td style="background-color:#ffffff;border-top:1pt solid #000;padding:2px 0 2px 1pt;text-align:left;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:120%">$</span></td><td style="background-color:#ffffff;border-top:1pt solid #000;padding:2px 0;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:120%"><ix:nonFraction unitRef="usd" contextRef="i5458f4d6e23940ca92dd24eb67c70571_I20210331" decimals="-3" format="ixt:numdotdecimal" name="us-gaap:InventoryNet" scale="3" id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN180OS9mcmFnOmU5NGYyYWQ4ZDVkNzRiN2JhZDlkZGIwOWQ3MjNiOTNmL3RhYmxlOjlmMjk1M2U1MzA1MzQwYWRhMzRmNWIzY2FiNzJlMWVlL3RhYmxlcmFuZ2U6OWYyOTUzZTUzMDUzNDBhZGEzNGY1YjNjYWI3MmUxZWVfNS0xLTEtMS03NTI_20e71630-aede-49d4-982b-cfe63500e58f">92,426</ix:nonFraction></span><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">&#160;</span></td><td style="background-color:#ffffff;border-top:1pt solid #000;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"></td><td colspan="3" style="background-color:#ffffff;border-top:1pt solid #000;padding:0 1pt"></td><td style="background-color:#ffffff;border-top:1pt solid #000;padding:2px 0 2px 1pt;text-align:left;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">$</span></td><td style="background-color:#ffffff;border-top:1pt solid #000;padding:2px 0;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%"><ix:nonFraction unitRef="usd" contextRef="ifaff5a04688f4997a27c915d8eb05db2_I20201231" decimals="-3" format="ixt:numdotdecimal" name="us-gaap:InventoryNet" scale="3" id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN180OS9mcmFnOmU5NGYyYWQ4ZDVkNzRiN2JhZDlkZGIwOWQ3MjNiOTNmL3RhYmxlOjlmMjk1M2U1MzA1MzQwYWRhMzRmNWIzY2FiNzJlMWVlL3RhYmxlcmFuZ2U6OWYyOTUzZTUzMDUzNDBhZGEzNGY1YjNjYWI3MmUxZWVfNS0zLTEtMS03NTI_65286ed6-53e9-4dbf-9330-6f96e674a47f">92,165</ix:nonFraction>&#160;</span></td><td style="background-color:#ffffff;border-top:1pt solid #000;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"></td></tr></table></div></ix:nonNumeric><div><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:9pt;font-weight:700;line-height:120%">Investments</span></div><ix:nonNumeric contextRef="i3a76d1213b09470fa8c6c3f49fa75d98_D20210101-20210331" name="us-gaap:InvestmentTableTextBlock" id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN180OS9mcmFnOmU5NGYyYWQ4ZDVkNzRiN2JhZDlkZGIwOWQ3MjNiOTNmL3RleHRyZWdpb246ZTk0ZjJhZDhkNWQ3NGI3YmFkOWRkYjA5ZDcyM2I5M2ZfODc5NjA5MzAyMzE1Ng_c00e8095-df15-4423-b39c-35d92f9a3ef4" escape="true"><div style="margin-bottom:3pt"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:9pt;font-weight:400;line-height:120%">The following is a summary of our investments at March&#160;31, 2021 and December&#160;31, 2020:</span></div><div style="margin-bottom:6pt"><table style="border-collapse:collapse;display:inline-table;margin-bottom:5pt;vertical-align:text-bottom;width:100.000%"><tr><td style="width:1.0%"></td><td style="width:74.872%"></td><td style="width:0.1%"></td><td style="width:1.0%"></td><td style="width:10.011%"></td><td style="width:0.1%"></td><td style="width:0.1%"></td><td style="width:1.605%"></td><td style="width:0.1%"></td><td style="width:1.0%"></td><td style="width:10.012%"></td><td style="width:0.1%"></td></tr><tr><td colspan="3" style="padding:2px 1pt;text-align:left;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-style:italic;font-weight:700;line-height:120%">(in thousands)</span></td><td colspan="3" style="padding:2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-style:italic;font-weight:700;line-height:120%">March 31,<br/>2021</span></td><td colspan="3" style="padding:0 1pt"></td><td colspan="3" style="padding:2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-style:italic;font-weight:700;line-height:120%">December 31,<br/>2020</span></td></tr><tr style="height:3pt"><td colspan="3" style="border-top:1pt solid #000;padding:0 1pt"></td><td colspan="3" style="border-top:1pt solid #000;padding:0 1pt"></td><td colspan="3" style="border-top:1pt solid #000;padding:0 1pt"></td><td colspan="3" style="border-top:1pt solid #000;padding:0 1pt"></td></tr><tr><td colspan="3" style="background-color:#dbdbdb;padding:2px 1pt;text-align:left;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">Corporate-Owned Life Insurance Policies</span></td><td style="background-color:#dbdbdb;padding:2px 0 2px 1pt;text-align:left;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:120%">$</span></td><td style="background-color:#dbdbdb;padding:2px 0;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:120%"><ix:nonFraction unitRef="usd" contextRef="i5458f4d6e23940ca92dd24eb67c70571_I20210331" decimals="-3" format="ixt:numdotdecimal" name="us-gaap:LifeInsuranceCorporateOrBankOwnedAmount" scale="3" id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN180OS9mcmFnOmU5NGYyYWQ4ZDVkNzRiN2JhZDlkZGIwOWQ3MjNiOTNmL3RhYmxlOjUzY2NjZDJhMzJjZTQ1ZjA4MjY3NDg0ZTJmNTllNjczL3RhYmxlcmFuZ2U6NTNjY2NkMmEzMmNlNDVmMDgyNjc0ODRlMmY1OWU2NzNfMi0xLTEtMS04MTE_1c1134f2-6ca9-499f-99e5-3b29be49b4a4">38,205</ix:nonFraction></span><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">&#160;</span></td><td style="background-color:#dbdbdb;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"></td><td colspan="3" style="background-color:#dbdbdb;padding:0 1pt"></td><td style="background-color:#dbdbdb;padding:2px 0 2px 1pt;text-align:left;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">$</span></td><td style="background-color:#dbdbdb;padding:2px 0;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%"><ix:nonFraction unitRef="usd" contextRef="ifaff5a04688f4997a27c915d8eb05db2_I20201231" decimals="-3" format="ixt:numdotdecimal" name="us-gaap:LifeInsuranceCorporateOrBankOwnedAmount" scale="3" id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN180OS9mcmFnOmU5NGYyYWQ4ZDVkNzRiN2JhZDlkZGIwOWQ3MjNiOTNmL3RhYmxlOjUzY2NjZDJhMzJjZTQ1ZjA4MjY3NDg0ZTJmNTllNjczL3RhYmxlcmFuZ2U6NTNjY2NkMmEzMmNlNDVmMDgyNjc0ODRlMmY1OWU2NzNfMi0zLTEtMS04MTE_775d4d9b-6e25-4138-8e76-75bdffa812c7">36,825</ix:nonFraction>&#160;</span></td><td style="background-color:#dbdbdb;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"></td></tr><tr><td colspan="3" style="background-color:#ffffff;padding:2px 1pt;text-align:left;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">Debt Securities</span></td><td colspan="2" style="background-color:#ffffff;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:120%"><ix:nonFraction unitRef="usd" contextRef="i5458f4d6e23940ca92dd24eb67c70571_I20210331" decimals="-3" format="ixt:numdotdecimal" name="us-gaap:AvailableForSaleSecuritiesDebtSecurities" scale="3" id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN180OS9mcmFnOmU5NGYyYWQ4ZDVkNzRiN2JhZDlkZGIwOWQ3MjNiOTNmL3RhYmxlOjUzY2NjZDJhMzJjZTQ1ZjA4MjY3NDg0ZTJmNTllNjczL3RhYmxlcmFuZ2U6NTNjY2NkMmEzMmNlNDVmMDgyNjc0ODRlMmY1OWU2NzNfMy0xLTEtMS04MTE_41da8c80-0313-4a0c-a348-d657c47c9283">9,209</ix:nonFraction></span><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">&#160;</span></td><td style="background-color:#ffffff;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"></td><td colspan="3" style="background-color:#ffffff;padding:0 1pt"></td><td colspan="2" style="background-color:#ffffff;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%"><ix:nonFraction unitRef="usd" contextRef="ifaff5a04688f4997a27c915d8eb05db2_I20201231" decimals="-3" format="ixt:numdotdecimal" name="us-gaap:AvailableForSaleSecuritiesDebtSecurities" scale="3" id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN180OS9mcmFnOmU5NGYyYWQ4ZDVkNzRiN2JhZDlkZGIwOWQ3MjNiOTNmL3RhYmxlOjUzY2NjZDJhMzJjZTQ1ZjA4MjY3NDg0ZTJmNTllNjczL3RhYmxlcmFuZ2U6NTNjY2NkMmEzMmNlNDVmMDgyNjc0ODRlMmY1OWU2NzNfMy0zLTEtMS04MTE_5b2a29ca-da2d-4cb2-9586-e9e76d6c774d">9,260</ix:nonFraction>&#160;</span></td><td style="background-color:#ffffff;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"></td></tr><tr><td colspan="3" style="background-color:#dbdbdb;padding:2px 1pt;text-align:left;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">Money Market Funds</span></td><td colspan="2" style="background-color:#dbdbdb;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:120%"><ix:nonFraction unitRef="usd" contextRef="i5458f4d6e23940ca92dd24eb67c70571_I20210331" decimals="-3" format="ixt:numdotdecimal" name="us-gaap:MoneyMarketFundsAtCarryingValue" scale="3" id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN180OS9mcmFnOmU5NGYyYWQ4ZDVkNzRiN2JhZDlkZGIwOWQ3MjNiOTNmL3RhYmxlOjUzY2NjZDJhMzJjZTQ1ZjA4MjY3NDg0ZTJmNTllNjczL3RhYmxlcmFuZ2U6NTNjY2NkMmEzMmNlNDVmMDgyNjc0ODRlMmY1OWU2NzNfNC0xLTEtMS04MTE_3195ea73-f1d8-4ddf-b904-b9bf49ffbf3d">1,862</ix:nonFraction></span><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">&#160;</span></td><td style="background-color:#dbdbdb;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"></td><td colspan="3" style="background-color:#dbdbdb;padding:0 1pt"></td><td colspan="2" style="background-color:#dbdbdb;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%"><ix:nonFraction unitRef="usd" contextRef="ifaff5a04688f4997a27c915d8eb05db2_I20201231" decimals="-3" format="ixt:numdotdecimal" name="us-gaap:MoneyMarketFundsAtCarryingValue" scale="3" id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN180OS9mcmFnOmU5NGYyYWQ4ZDVkNzRiN2JhZDlkZGIwOWQ3MjNiOTNmL3RhYmxlOjUzY2NjZDJhMzJjZTQ1ZjA4MjY3NDg0ZTJmNTllNjczL3RhYmxlcmFuZ2U6NTNjY2NkMmEzMmNlNDVmMDgyNjc0ODRlMmY1OWU2NzNfNC0zLTEtMS04MTE_6f30df70-f826-4088-8c2d-085c43229a2c">4,075</ix:nonFraction>&#160;</span></td><td style="background-color:#dbdbdb;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"></td></tr><tr><td colspan="3" style="background-color:#ffffff;padding:2px 1pt;text-align:left;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">Mutual Funds</span></td><td colspan="2" style="background-color:#ffffff;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:120%"><ix:nonFraction unitRef="usd" contextRef="i5458f4d6e23940ca92dd24eb67c70571_I20210331" decimals="-3" format="ixt:numdotdecimal" name="us-gaap:EquitySecuritiesFvNi" scale="3" id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN180OS9mcmFnOmU5NGYyYWQ4ZDVkNzRiN2JhZDlkZGIwOWQ3MjNiOTNmL3RhYmxlOjUzY2NjZDJhMzJjZTQ1ZjA4MjY3NDg0ZTJmNTllNjczL3RhYmxlcmFuZ2U6NTNjY2NkMmEzMmNlNDVmMDgyNjc0ODRlMmY1OWU2NzNfNS0xLTEtMS04MTE_a7a672ad-3ee7-43f6-b4fe-9c4f521d1339">5,141</ix:nonFraction></span><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">&#160;</span></td><td style="background-color:#ffffff;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"></td><td colspan="3" style="background-color:#ffffff;padding:0 1pt"></td><td colspan="2" style="background-color:#ffffff;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%"><ix:nonFraction unitRef="usd" contextRef="ifaff5a04688f4997a27c915d8eb05db2_I20201231" decimals="-3" format="ixt:numdotdecimal" name="us-gaap:EquitySecuritiesFvNi" scale="3" id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN180OS9mcmFnOmU5NGYyYWQ4ZDVkNzRiN2JhZDlkZGIwOWQ3MjNiOTNmL3RhYmxlOjUzY2NjZDJhMzJjZTQ1ZjA4MjY3NDg0ZTJmNTllNjczL3RhYmxlcmFuZ2U6NTNjY2NkMmEzMmNlNDVmMDgyNjc0ODRlMmY1OWU2NzNfNS0zLTEtMS04MTE_72c06580-f8a0-4e0d-b44a-62210746e231">1,662</ix:nonFraction>&#160;</span></td><td style="background-color:#ffffff;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"></td></tr><tr><td colspan="3" style="background-color:#dbdbdb;padding:2px 1pt;text-align:left;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">Other Investments</span></td><td colspan="2" style="background-color:#dbdbdb;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:120%"><ix:nonFraction unitRef="usd" contextRef="i5458f4d6e23940ca92dd24eb67c70571_I20210331" decimals="-3" name="us-gaap:OtherInvestments" scale="3" id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN180OS9mcmFnOmU5NGYyYWQ4ZDVkNzRiN2JhZDlkZGIwOWQ3MjNiOTNmL3RhYmxlOjUzY2NjZDJhMzJjZTQ1ZjA4MjY3NDg0ZTJmNTllNjczL3RhYmxlcmFuZ2U6NTNjY2NkMmEzMmNlNDVmMDgyNjc0ODRlMmY1OWU2NzNfNi0xLTEtMS04MTE_0912e1a0-df1b-4d2e-b3cd-4e9224a66317">29</ix:nonFraction></span><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">&#160;</span></td><td style="background-color:#dbdbdb;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"></td><td colspan="3" style="background-color:#dbdbdb;padding:0 1pt"></td><td colspan="2" style="background-color:#dbdbdb;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%"><ix:nonFraction unitRef="usd" contextRef="ifaff5a04688f4997a27c915d8eb05db2_I20201231" decimals="-3" name="us-gaap:OtherInvestments" scale="3" id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN180OS9mcmFnOmU5NGYyYWQ4ZDVkNzRiN2JhZDlkZGIwOWQ3MjNiOTNmL3RhYmxlOjUzY2NjZDJhMzJjZTQ1ZjA4MjY3NDg0ZTJmNTllNjczL3RhYmxlcmFuZ2U6NTNjY2NkMmEzMmNlNDVmMDgyNjc0ODRlMmY1OWU2NzNfNi0zLTEtMS04MTE_9acdb4a1-f602-436a-a068-733a91d3ba7b">34</ix:nonFraction>&#160;</span></td><td style="background-color:#dbdbdb;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"></td></tr><tr><td colspan="3" style="background-color:#ffffff;border-top:1pt solid #000;padding:2px 1pt;text-align:left;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:120%">Total Investments</span></td><td style="background-color:#ffffff;border-top:1pt solid #000;padding:2px 0 2px 1pt;text-align:left;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:120%">$</span></td><td style="background-color:#ffffff;border-top:1pt solid #000;padding:2px 0;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:120%"><ix:nonFraction unitRef="usd" contextRef="i5458f4d6e23940ca92dd24eb67c70571_I20210331" decimals="-3" format="ixt:numdotdecimal" name="us-gaap:Investments" scale="3" id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN180OS9mcmFnOmU5NGYyYWQ4ZDVkNzRiN2JhZDlkZGIwOWQ3MjNiOTNmL3RhYmxlOjUzY2NjZDJhMzJjZTQ1ZjA4MjY3NDg0ZTJmNTllNjczL3RhYmxlcmFuZ2U6NTNjY2NkMmEzMmNlNDVmMDgyNjc0ODRlMmY1OWU2NzNfNy0xLTEtMS04MTE_90dc670b-6a0a-45ee-b619-06c8daf3d419">54,446</ix:nonFraction></span><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">&#160;</span></td><td style="background-color:#ffffff;border-top:1pt solid #000;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"></td><td colspan="3" style="background-color:#ffffff;border-top:1pt solid #000;padding:0 1pt"></td><td style="background-color:#ffffff;border-top:1pt solid #000;padding:2px 0 2px 1pt;text-align:left;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">$</span></td><td style="background-color:#ffffff;border-top:1pt solid #000;padding:2px 0;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%"><ix:nonFraction unitRef="usd" contextRef="ifaff5a04688f4997a27c915d8eb05db2_I20201231" decimals="-3" format="ixt:numdotdecimal" name="us-gaap:Investments" scale="3" id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN180OS9mcmFnOmU5NGYyYWQ4ZDVkNzRiN2JhZDlkZGIwOWQ3MjNiOTNmL3RhYmxlOjUzY2NjZDJhMzJjZTQ1ZjA4MjY3NDg0ZTJmNTllNjczL3RhYmxlcmFuZ2U6NTNjY2NkMmEzMmNlNDVmMDgyNjc0ODRlMmY1OWU2NzNfNy0zLTEtMS04MTE_c7761b81-99ec-4fd1-a13c-6671c8a614d0">51,856</ix:nonFraction>&#160;</span></td><td style="background-color:#ffffff;border-top:1pt solid #000;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"></td></tr></table></div></ix:nonNumeric><div style="margin-bottom:6pt"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:9pt;font-weight:400;line-height:120%">The amount of unrealized gains and losses on debt securities as of March&#160;31, 2021 and December&#160;31, 2020 are not material and no unrealized losses were deemed to be other-than-temporary. In addition, the amount of unrealized gains and losses on marketable equity securities still held as of March&#160;31, 2021 and December&#160;31, 2020 are not material. </span></div><div style="margin-top:6pt"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:9pt;font-weight:700;line-height:120%">Property, Plant and Equipment</span></div><ix:nonNumeric contextRef="i3a76d1213b09470fa8c6c3f49fa75d98_D20210101-20210331" name="us-gaap:PropertyPlantAndEquipmentTextBlock" id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN180OS9mcmFnOmU5NGYyYWQ4ZDVkNzRiN2JhZDlkZGIwOWQ3MjNiOTNmL3RleHRyZWdpb246ZTk0ZjJhZDhkNWQ3NGI3YmFkOWRkYjA5ZDcyM2I5M2ZfODc5NjA5MzAyMzE1Nw_37cceb68-d5c4-4cf8-b06e-49a62c4e88f3" escape="true"><div style="margin-bottom:3pt"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:9pt;font-weight:400;line-height:120%">Major classes of property, plant and equipment as of March&#160;31, 2021 and December&#160;31, 2020 include:</span></div><div><table style="border-collapse:collapse;display:inline-table;margin-bottom:5pt;vertical-align:text-bottom;width:100.000%"><tr><td style="width:1.0%"></td><td style="width:74.872%"></td><td style="width:0.1%"></td><td style="width:1.0%"></td><td style="width:10.011%"></td><td style="width:0.1%"></td><td style="width:0.1%"></td><td style="width:1.605%"></td><td style="width:0.1%"></td><td style="width:1.0%"></td><td style="width:10.012%"></td><td style="width:0.1%"></td></tr><tr><td colspan="3" style="padding:2px 1pt;text-align:left;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-style:italic;font-weight:700;line-height:120%">(in thousands)</span></td><td colspan="3" style="padding:2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-style:italic;font-weight:700;line-height:120%">March 31,<br/>2021</span></td><td colspan="3" style="padding:0 1pt"></td><td colspan="3" style="padding:2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-style:italic;font-weight:700;line-height:120%">December 31,<br/>2020</span></td></tr><tr style="height:3pt"><td colspan="3" style="border-top:1pt solid #000;padding:0 1pt"></td><td colspan="3" style="border-top:1pt solid #000;padding:0 1pt"></td><td colspan="3" style="border-top:1pt solid #000;padding:0 1pt"></td><td colspan="3" style="border-top:1pt solid #000;padding:0 1pt"></td></tr><tr><td colspan="3" style="background-color:#dbdbdb;padding:2px 1pt;text-align:left;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:120%">Electric Plant in Service</span></td><td colspan="3" style="background-color:#dbdbdb;padding:2px 1pt;text-align:left;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:120%">&#160;</span></td><td colspan="3" style="background-color:#dbdbdb;padding:0 1pt"></td><td colspan="3" style="background-color:#dbdbdb;padding:2px 1pt;text-align:left;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:120%">&#160;</span></td></tr><tr><td colspan="3" style="background-color:#ffffff;padding:2px 1pt 2px 7pt;text-align:left;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">Electric Plant in Service</span></td><td colspan="2" style="background-color:#ffffff;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:120%"><ix:nonFraction unitRef="usd" contextRef="i13db6d6f6cc345629f379fad2f040249_I20210331" decimals="-3" format="ixt:numdotdecimal" name="us-gaap:PropertyPlantAndEquipmentGross" scale="3" id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN180OS9mcmFnOmU5NGYyYWQ4ZDVkNzRiN2JhZDlkZGIwOWQ3MjNiOTNmL3RhYmxlOmRjMGU3NjZmNjYxYTQxNDI5YWNjOWVhNDU0ZmFmOWE0L3RhYmxlcmFuZ2U6ZGMwZTc2NmY2NjFhNDE0MjlhY2M5ZWE0NTRmYWY5YTRfNy0xLTEtMS05MTU_6fa40cc6-ffad-44e6-b85a-2b9210f96ee9">2,682,884</ix:nonFraction></span><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">&#160;</span></td><td style="background-color:#ffffff;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"></td><td colspan="3" style="background-color:#ffffff;padding:0 1pt"></td><td colspan="2" style="background-color:#ffffff;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%"><ix:nonFraction unitRef="usd" contextRef="i9b6ad9ab325049359a018a430805e834_I20201231" decimals="-3" format="ixt:numdotdecimal" name="us-gaap:PropertyPlantAndEquipmentGross" scale="3" id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN180OS9mcmFnOmU5NGYyYWQ4ZDVkNzRiN2JhZDlkZGIwOWQ3MjNiOTNmL3RhYmxlOmRjMGU3NjZmNjYxYTQxNDI5YWNjOWVhNDU0ZmFmOWE0L3RhYmxlcmFuZ2U6ZGMwZTc2NmY2NjFhNDE0MjlhY2M5ZWE0NTRmYWY5YTRfNy0zLTEtMS05MTU_00ddeb46-82a8-4857-b6d9-1257bb997f6a">2,531,352</ix:nonFraction>&#160;</span></td><td style="background-color:#ffffff;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"></td></tr><tr><td colspan="3" style="background-color:#dbdbdb;padding:2px 1pt 2px 7pt;text-align:left;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">Construction Work in Progress</span></td><td colspan="2" style="background-color:#dbdbdb;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:120%"><ix:nonFraction unitRef="usd" contextRef="idbaf39d2a5b04828b5b3b2d8c2af87af_I20210331" decimals="-3" format="ixt:numdotdecimal" name="us-gaap:PropertyPlantAndEquipmentGross" scale="3" id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN180OS9mcmFnOmU5NGYyYWQ4ZDVkNzRiN2JhZDlkZGIwOWQ3MjNiOTNmL3RhYmxlOmRjMGU3NjZmNjYxYTQxNDI5YWNjOWVhNDU0ZmFmOWE0L3RhYmxlcmFuZ2U6ZGMwZTc2NmY2NjFhNDE0MjlhY2M5ZWE0NTRmYWY5YTRfOC0xLTEtMS05MTU_3c2eabd3-149a-47fe-a6a6-ad7ce7a5d38b">77,676</ix:nonFraction></span><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">&#160;</span></td><td style="background-color:#dbdbdb;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"></td><td colspan="3" style="background-color:#dbdbdb;padding:0 1pt"></td><td colspan="2" style="background-color:#dbdbdb;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%"><ix:nonFraction unitRef="usd" contextRef="i5e91b8d3b0fa45efa53b93aafab822a3_I20201231" decimals="-3" format="ixt:numdotdecimal" name="us-gaap:PropertyPlantAndEquipmentGross" scale="3" id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN180OS9mcmFnOmU5NGYyYWQ4ZDVkNzRiN2JhZDlkZGIwOWQ3MjNiOTNmL3RhYmxlOmRjMGU3NjZmNjYxYTQxNDI5YWNjOWVhNDU0ZmFmOWE0L3RhYmxlcmFuZ2U6ZGMwZTc2NmY2NjFhNDE0MjlhY2M5ZWE0NTRmYWY5YTRfOC0zLTEtMS05MTU_20dd1633-3c09-4f41-9cab-3a0ce1fefe7a">203,078</ix:nonFraction>&#160;</span></td><td style="background-color:#dbdbdb;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"></td></tr><tr><td colspan="3" style="background-color:#ffffff;border-top:1pt solid #000;padding:2px 1pt 2px 13pt;text-align:left;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">Total Gross Electric Plant</span></td><td colspan="2" style="background-color:#ffffff;border-top:1pt solid #000;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:120%"><ix:nonFraction unitRef="usd" contextRef="i93b8b27d1eb148c7861a899d9576ab17_I20210331" decimals="-3" format="ixt:numdotdecimal" name="us-gaap:PropertyPlantAndEquipmentGross" scale="3" id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN180OS9mcmFnOmU5NGYyYWQ4ZDVkNzRiN2JhZDlkZGIwOWQ3MjNiOTNmL3RhYmxlOmRjMGU3NjZmNjYxYTQxNDI5YWNjOWVhNDU0ZmFmOWE0L3RhYmxlcmFuZ2U6ZGMwZTc2NmY2NjFhNDE0MjlhY2M5ZWE0NTRmYWY5YTRfOS0xLTEtMS05MTU_03b86156-8d81-4972-9116-d889c53eea0f">2,760,560</ix:nonFraction></span><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">&#160;</span></td><td style="background-color:#ffffff;border-top:1pt solid #000;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"></td><td colspan="3" style="background-color:#ffffff;border-top:1pt solid #000;padding:0 1pt"></td><td colspan="2" style="background-color:#ffffff;border-top:1pt solid #000;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%"><ix:nonFraction unitRef="usd" contextRef="i1cc03c4aaa58493a94f2a8b97cf08c39_I20201231" decimals="-3" format="ixt:numdotdecimal" name="us-gaap:PropertyPlantAndEquipmentGross" scale="3" id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN180OS9mcmFnOmU5NGYyYWQ4ZDVkNzRiN2JhZDlkZGIwOWQ3MjNiOTNmL3RhYmxlOmRjMGU3NjZmNjYxYTQxNDI5YWNjOWVhNDU0ZmFmOWE0L3RhYmxlcmFuZ2U6ZGMwZTc2NmY2NjFhNDE0MjlhY2M5ZWE0NTRmYWY5YTRfOS0zLTEtMS05MTU_7050b41f-c46d-44b9-89de-2e106c7ea1e1">2,734,430</ix:nonFraction>&#160;</span></td><td style="background-color:#ffffff;border-top:1pt solid #000;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"></td></tr><tr><td colspan="3" style="background-color:#dbdbdb;padding:2px 1pt 2px 7pt;text-align:left;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">Less Accumulated Depreciation and Amortization</span></td><td colspan="2" style="background-color:#dbdbdb;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:120%"><ix:nonFraction unitRef="usd" contextRef="i93b8b27d1eb148c7861a899d9576ab17_I20210331" decimals="-3" format="ixt:numdotdecimal" name="us-gaap:AccumulatedDepreciationDepletionAndAmortizationPropertyPlantAndEquipment" scale="3" id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN180OS9mcmFnOmU5NGYyYWQ4ZDVkNzRiN2JhZDlkZGIwOWQ3MjNiOTNmL3RhYmxlOmRjMGU3NjZmNjYxYTQxNDI5YWNjOWVhNDU0ZmFmOWE0L3RhYmxlcmFuZ2U6ZGMwZTc2NmY2NjFhNDE0MjlhY2M5ZWE0NTRmYWY5YTRfMTAtMS0xLTEtOTE1_bf89aeb3-c705-498b-9371-59bd85430b95">796,161</ix:nonFraction></span><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">&#160;</span></td><td style="background-color:#dbdbdb;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"></td><td colspan="3" style="background-color:#dbdbdb;padding:0 1pt"></td><td colspan="2" style="background-color:#dbdbdb;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%"><ix:nonFraction unitRef="usd" contextRef="i1cc03c4aaa58493a94f2a8b97cf08c39_I20201231" decimals="-3" format="ixt:numdotdecimal" name="us-gaap:AccumulatedDepreciationDepletionAndAmortizationPropertyPlantAndEquipment" scale="3" id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN180OS9mcmFnOmU5NGYyYWQ4ZDVkNzRiN2JhZDlkZGIwOWQ3MjNiOTNmL3RhYmxlOmRjMGU3NjZmNjYxYTQxNDI5YWNjOWVhNDU0ZmFmOWE0L3RhYmxlcmFuZ2U6ZGMwZTc2NmY2NjFhNDE0MjlhY2M5ZWE0NTRmYWY5YTRfMTAtMy0xLTEtOTE1_580fe8ca-0a7b-426b-8cc3-7a64ab3fb5b6">778,988</ix:nonFraction>&#160;</span></td><td style="background-color:#dbdbdb;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"></td></tr><tr><td colspan="3" style="background-color:#ffffff;border-top:1pt solid #000;padding:2px 1pt 2px 13.75pt;text-align:left;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">Net Electric Plant</span></td><td style="background-color:#ffffff;border-top:1pt solid #000;padding:2px 0 2px 1pt;text-align:left;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:120%">$</span></td><td style="background-color:#ffffff;border-top:1pt solid #000;padding:2px 0;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:120%"><ix:nonFraction unitRef="usd" contextRef="i93b8b27d1eb148c7861a899d9576ab17_I20210331" decimals="-3" format="ixt:numdotdecimal" name="us-gaap:PropertyPlantAndEquipmentNet" scale="3" id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN180OS9mcmFnOmU5NGYyYWQ4ZDVkNzRiN2JhZDlkZGIwOWQ3MjNiOTNmL3RhYmxlOmRjMGU3NjZmNjYxYTQxNDI5YWNjOWVhNDU0ZmFmOWE0L3RhYmxlcmFuZ2U6ZGMwZTc2NmY2NjFhNDE0MjlhY2M5ZWE0NTRmYWY5YTRfMTEtMS0xLTEtOTE1_7e2908d3-2403-4f84-91b6-372e211b37a6">1,964,399</ix:nonFraction></span><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">&#160;</span></td><td style="background-color:#ffffff;border-top:1pt solid #000;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"></td><td colspan="3" style="background-color:#ffffff;border-top:1pt solid #000;padding:0 1pt"></td><td style="background-color:#ffffff;border-top:1pt solid #000;padding:2px 0 2px 1pt;text-align:left;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">$</span></td><td style="background-color:#ffffff;border-top:1pt solid #000;padding:2px 0;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%"><ix:nonFraction unitRef="usd" contextRef="i1cc03c4aaa58493a94f2a8b97cf08c39_I20201231" decimals="-3" format="ixt:numdotdecimal" name="us-gaap:PropertyPlantAndEquipmentNet" scale="3" id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN180OS9mcmFnOmU5NGYyYWQ4ZDVkNzRiN2JhZDlkZGIwOWQ3MjNiOTNmL3RhYmxlOmRjMGU3NjZmNjYxYTQxNDI5YWNjOWVhNDU0ZmFmOWE0L3RhYmxlcmFuZ2U6ZGMwZTc2NmY2NjFhNDE0MjlhY2M5ZWE0NTRmYWY5YTRfMTEtMy0xLTEtOTE1_8c0baab4-669c-4dd1-80e4-fc6e89ddc0ab">1,955,442</ix:nonFraction>&#160;</span></td><td style="background-color:#ffffff;border-top:1pt solid #000;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"></td></tr><tr><td colspan="3" style="background-color:#dbdbdb;padding:2px 1pt;text-align:left;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:120%">Nonelectric Property, Plant and Equipment</span></td><td colspan="3" style="background-color:#dbdbdb;padding:0 1pt"></td><td colspan="3" style="background-color:#dbdbdb;padding:0 1pt"></td><td colspan="3" style="background-color:#dbdbdb;padding:0 1pt"></td></tr><tr><td colspan="3" style="background-color:#ffffff;padding:2px 1pt 2px 7pt;text-align:left;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">Nonelectric Property, Plant and Equipment in Service</span></td><td colspan="2" style="background-color:#ffffff;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:120%"><ix:nonFraction unitRef="usd" contextRef="i54b0f66ead3a4f1c989b979ce782160b_I20210331" decimals="-3" format="ixt:numdotdecimal" name="us-gaap:PropertyPlantAndEquipmentGross" scale="3" id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN180OS9mcmFnOmU5NGYyYWQ4ZDVkNzRiN2JhZDlkZGIwOWQ3MjNiOTNmL3RhYmxlOmRjMGU3NjZmNjYxYTQxNDI5YWNjOWVhNDU0ZmFmOWE0L3RhYmxlcmFuZ2U6ZGMwZTc2NmY2NjFhNDE0MjlhY2M5ZWE0NTRmYWY5YTRfMTYtMS0xLTEtOTE1_1560ea54-fb80-44a7-9080-84157b666103">259,975</ix:nonFraction></span><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">&#160;</span></td><td style="background-color:#ffffff;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"></td><td colspan="3" style="background-color:#ffffff;padding:0 1pt"></td><td colspan="2" style="background-color:#ffffff;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%"><ix:nonFraction unitRef="usd" contextRef="if64fe889ef264cbd89a50b9400ce439a_I20201231" decimals="-3" format="ixt:numdotdecimal" name="us-gaap:PropertyPlantAndEquipmentGross" scale="3" id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN180OS9mcmFnOmU5NGYyYWQ4ZDVkNzRiN2JhZDlkZGIwOWQ3MjNiOTNmL3RhYmxlOmRjMGU3NjZmNjYxYTQxNDI5YWNjOWVhNDU0ZmFmOWE0L3RhYmxlcmFuZ2U6ZGMwZTc2NmY2NjFhNDE0MjlhY2M5ZWE0NTRmYWY5YTRfMTYtMy0xLTEtOTE1_6d188315-5b9e-4482-ae52-7c06a0fde1ba">258,730</ix:nonFraction>&#160;</span></td><td style="background-color:#ffffff;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"></td></tr><tr><td colspan="3" style="background-color:#dbdbdb;padding:2px 1pt 2px 7pt;text-align:left;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">Construction Work in Progress</span></td><td colspan="2" style="background-color:#dbdbdb;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:120%"><ix:nonFraction unitRef="usd" contextRef="i43b4f952a852455e985337d0acff9e27_I20210331" decimals="-3" format="ixt:numdotdecimal" name="us-gaap:PropertyPlantAndEquipmentGross" scale="3" id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN180OS9mcmFnOmU5NGYyYWQ4ZDVkNzRiN2JhZDlkZGIwOWQ3MjNiOTNmL3RhYmxlOmRjMGU3NjZmNjYxYTQxNDI5YWNjOWVhNDU0ZmFmOWE0L3RhYmxlcmFuZ2U6ZGMwZTc2NmY2NjFhNDE0MjlhY2M5ZWE0NTRmYWY5YTRfMTctMS0xLTEtOTE1_e241f99b-d046-47ba-b37f-80440847c3e5">12,086</ix:nonFraction></span><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">&#160;</span></td><td style="background-color:#dbdbdb;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"></td><td colspan="3" style="background-color:#dbdbdb;padding:0 1pt"></td><td colspan="2" style="background-color:#dbdbdb;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%"><ix:nonFraction unitRef="usd" contextRef="i97b7caafa2594d389d7bfb92c89bdb04_I20201231" decimals="-3" format="ixt:numdotdecimal" name="us-gaap:PropertyPlantAndEquipmentGross" scale="3" id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN180OS9mcmFnOmU5NGYyYWQ4ZDVkNzRiN2JhZDlkZGIwOWQ3MjNiOTNmL3RhYmxlOmRjMGU3NjZmNjYxYTQxNDI5YWNjOWVhNDU0ZmFmOWE0L3RhYmxlcmFuZ2U6ZGMwZTc2NmY2NjFhNDE0MjlhY2M5ZWE0NTRmYWY5YTRfMTctMy0xLTEtOTE1_4473130f-9007-4801-98de-815fa48ba08f">9,290</ix:nonFraction>&#160;</span></td><td style="background-color:#dbdbdb;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"></td></tr><tr><td colspan="3" style="background-color:#ffffff;border-top:1pt solid #000;padding:2px 1pt 2px 13pt;text-align:left;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">Total Gross Nonelectric Property, Plant and Equipment</span></td><td colspan="2" style="background-color:#ffffff;border-top:1pt solid #000;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:120%"><ix:nonFraction unitRef="usd" contextRef="i555a3181dbac4028968e4b1e7da49070_I20210331" decimals="-3" format="ixt:numdotdecimal" name="us-gaap:PropertyPlantAndEquipmentGross" scale="3" id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN180OS9mcmFnOmU5NGYyYWQ4ZDVkNzRiN2JhZDlkZGIwOWQ3MjNiOTNmL3RhYmxlOmRjMGU3NjZmNjYxYTQxNDI5YWNjOWVhNDU0ZmFmOWE0L3RhYmxlcmFuZ2U6ZGMwZTc2NmY2NjFhNDE0MjlhY2M5ZWE0NTRmYWY5YTRfMTgtMS0xLTEtOTE1_5a04a0d5-15f5-4d0e-bf05-80c01a46070e">272,061</ix:nonFraction></span><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">&#160;</span></td><td style="background-color:#ffffff;border-top:1pt solid #000;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"></td><td colspan="3" style="background-color:#ffffff;border-top:1pt solid #000;padding:0 1pt"></td><td colspan="2" style="background-color:#ffffff;border-top:1pt solid #000;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%"><ix:nonFraction unitRef="usd" contextRef="i222aa4e8772d42deb516ff7884e43f78_I20201231" decimals="-3" format="ixt:numdotdecimal" name="us-gaap:PropertyPlantAndEquipmentGross" scale="3" id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN180OS9mcmFnOmU5NGYyYWQ4ZDVkNzRiN2JhZDlkZGIwOWQ3MjNiOTNmL3RhYmxlOmRjMGU3NjZmNjYxYTQxNDI5YWNjOWVhNDU0ZmFmOWE0L3RhYmxlcmFuZ2U6ZGMwZTc2NmY2NjFhNDE0MjlhY2M5ZWE0NTRmYWY5YTRfMTgtMy0xLTEtOTE1_38f6eb6d-ed85-48e9-98c0-8e3321a5edff">268,020</ix:nonFraction>&#160;</span></td><td style="background-color:#ffffff;border-top:1pt solid #000;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"></td></tr><tr><td colspan="3" style="background-color:#dbdbdb;padding:2px 1pt 2px 7pt;text-align:left;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">Less Accumulated Depreciation and Amortization</span></td><td colspan="2" style="background-color:#dbdbdb;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:120%"><ix:nonFraction unitRef="usd" contextRef="i555a3181dbac4028968e4b1e7da49070_I20210331" decimals="-3" format="ixt:numdotdecimal" name="us-gaap:AccumulatedDepreciationDepletionAndAmortizationPropertyPlantAndEquipment" scale="3" id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN180OS9mcmFnOmU5NGYyYWQ4ZDVkNzRiN2JhZDlkZGIwOWQ3MjNiOTNmL3RhYmxlOmRjMGU3NjZmNjYxYTQxNDI5YWNjOWVhNDU0ZmFmOWE0L3RhYmxlcmFuZ2U6ZGMwZTc2NmY2NjFhNDE0MjlhY2M5ZWE0NTRmYWY5YTRfMTktMS0xLTEtOTE1_1986cb2f-be79-4546-b389-61f1c18d1481">175,668</ix:nonFraction></span><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">&#160;</span></td><td style="background-color:#dbdbdb;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"></td><td colspan="3" style="background-color:#dbdbdb;padding:0 1pt"></td><td colspan="2" style="background-color:#dbdbdb;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%"><ix:nonFraction unitRef="usd" contextRef="i222aa4e8772d42deb516ff7884e43f78_I20201231" decimals="-3" format="ixt:numdotdecimal" name="us-gaap:AccumulatedDepreciationDepletionAndAmortizationPropertyPlantAndEquipment" scale="3" id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN180OS9mcmFnOmU5NGYyYWQ4ZDVkNzRiN2JhZDlkZGIwOWQ3MjNiOTNmL3RhYmxlOmRjMGU3NjZmNjYxYTQxNDI5YWNjOWVhNDU0ZmFmOWE0L3RhYmxlcmFuZ2U6ZGMwZTc2NmY2NjFhNDE0MjlhY2M5ZWE0NTRmYWY5YTRfMTktMy0xLTEtOTE1_332c0fa3-4cf8-41bd-b444-3f6fd1dca8e7">174,189</ix:nonFraction>&#160;</span></td><td style="background-color:#dbdbdb;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"></td></tr><tr><td colspan="3" style="background-color:#ffffff;border-top:1pt solid #000;padding:2px 1pt 2px 13.75pt;text-align:left;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">Net Nonelectric Property, Plant and Equipment</span></td><td colspan="2" style="background-color:#ffffff;border-top:1pt solid #000;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:120%"><ix:nonFraction unitRef="usd" contextRef="i555a3181dbac4028968e4b1e7da49070_I20210331" decimals="-3" format="ixt:numdotdecimal" name="us-gaap:PropertyPlantAndEquipmentNet" scale="3" id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN180OS9mcmFnOmU5NGYyYWQ4ZDVkNzRiN2JhZDlkZGIwOWQ3MjNiOTNmL3RhYmxlOmRjMGU3NjZmNjYxYTQxNDI5YWNjOWVhNDU0ZmFmOWE0L3RhYmxlcmFuZ2U6ZGMwZTc2NmY2NjFhNDE0MjlhY2M5ZWE0NTRmYWY5YTRfMjAtMS0xLTEtOTE1_d7238a66-f7f8-4166-8141-fcbbe2931793">96,393</ix:nonFraction></span><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">&#160;</span></td><td style="background-color:#ffffff;border-top:1pt solid #000;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"></td><td colspan="3" style="background-color:#ffffff;border-top:1pt solid #000;padding:0 1pt"></td><td colspan="2" style="background-color:#ffffff;border-top:1pt solid #000;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%"><ix:nonFraction unitRef="usd" contextRef="i222aa4e8772d42deb516ff7884e43f78_I20201231" decimals="-3" format="ixt:numdotdecimal" name="us-gaap:PropertyPlantAndEquipmentNet" scale="3" id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN180OS9mcmFnOmU5NGYyYWQ4ZDVkNzRiN2JhZDlkZGIwOWQ3MjNiOTNmL3RhYmxlOmRjMGU3NjZmNjYxYTQxNDI5YWNjOWVhNDU0ZmFmOWE0L3RhYmxlcmFuZ2U6ZGMwZTc2NmY2NjFhNDE0MjlhY2M5ZWE0NTRmYWY5YTRfMjAtMy0xLTEtOTE1_9d914372-7f6b-4f7e-834e-731b7c8894ca">93,831</ix:nonFraction>&#160;</span></td><td style="background-color:#ffffff;border-top:1pt solid #000;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"></td></tr><tr><td colspan="3" style="background-color:#dbdbdb;border-top:1pt solid #000;padding:2px 1pt;text-align:left;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:120%">Net Property, Plant and Equipment</span></td><td style="background-color:#dbdbdb;border-top:1pt solid #000;padding:2px 0 2px 1pt;text-align:left;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:120%">$</span></td><td style="background-color:#dbdbdb;border-top:1pt solid #000;padding:2px 0;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:120%"><ix:nonFraction unitRef="usd" contextRef="i5458f4d6e23940ca92dd24eb67c70571_I20210331" decimals="-3" format="ixt:numdotdecimal" name="us-gaap:PropertyPlantAndEquipmentNet" scale="3" id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN180OS9mcmFnOmU5NGYyYWQ4ZDVkNzRiN2JhZDlkZGIwOWQ3MjNiOTNmL3RhYmxlOmRjMGU3NjZmNjYxYTQxNDI5YWNjOWVhNDU0ZmFmOWE0L3RhYmxlcmFuZ2U6ZGMwZTc2NmY2NjFhNDE0MjlhY2M5ZWE0NTRmYWY5YTRfMjEtMS0xLTEtOTE1_38f7c2a3-43a5-4efb-98f2-0b219c01da80">2,060,792</ix:nonFraction></span><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">&#160;</span></td><td style="background-color:#dbdbdb;border-top:1pt solid #000;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"></td><td colspan="3" style="background-color:#dbdbdb;border-top:1pt solid #000;padding:0 1pt"></td><td style="background-color:#dbdbdb;border-top:1pt solid #000;padding:2px 0 2px 1pt;text-align:left;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">$</span></td><td style="background-color:#dbdbdb;border-top:1pt solid #000;padding:2px 0;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%"><ix:nonFraction unitRef="usd" contextRef="ifaff5a04688f4997a27c915d8eb05db2_I20201231" decimals="-3" format="ixt:numdotdecimal" name="us-gaap:PropertyPlantAndEquipmentNet" scale="3" id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN180OS9mcmFnOmU5NGYyYWQ4ZDVkNzRiN2JhZDlkZGIwOWQ3MjNiOTNmL3RhYmxlOmRjMGU3NjZmNjYxYTQxNDI5YWNjOWVhNDU0ZmFmOWE0L3RhYmxlcmFuZ2U6ZGMwZTc2NmY2NjFhNDE0MjlhY2M5ZWE0NTRmYWY5YTRfMjEtMy0xLTEtOTE1_bbc04451-78f6-443d-98a3-5f4bee198f7a">2,049,273</ix:nonFraction>&#160;</span></td><td style="background-color:#dbdbdb;border-top:1pt solid #000;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"></td></tr></table></div></ix:nonNumeric></ix:continuation><div id="i3ccd65d188014ef19fc37bf6a1f38117_52"></div><div style="margin-bottom:9pt;margin-top:12pt"><span><br/></span></div><div style="height:54pt;position:relative;width:100%"><div style="bottom:0;position:absolute;width:100%"><div style="text-align:right"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:9pt;font-weight:400;line-height:120%">10</span></div></div></div><hr style="page-break-after:always"/><div style="min-height:54pt;width:100%"><div><span style="color:#0000ff;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%;text-decoration:underline"><a style="color:#0000ff;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%;text-decoration:underline" href="#i3ccd65d188014ef19fc37bf6a1f38117_7">Table of </a><a style="color:#0000ff;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%;text-decoration:underline" href="#i3ccd65d188014ef19fc37bf6a1f38117_7">Contents</a></span></div></div><div style="margin-bottom:9pt;margin-top:12pt"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:11pt;font-weight:700;line-height:120%">5. <ix:nonNumeric contextRef="i3a76d1213b09470fa8c6c3f49fa75d98_D20210101-20210331" name="us-gaap:ScheduleOfRegulatoryAssetsAndLiabilitiesTextBlock" id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN181Mi9mcmFnOmRkYTk5NTdiODQ3YzQwMWU5NjMwZDM5NmQ3ZDY0NWQ3L3RleHRyZWdpb246ZGRhOTk1N2I4NDdjNDAxZTk2MzBkMzk2ZDdkNjQ1ZDdfMzQ1MA_f93886f8-f0ff-4106-8d37-8fa6479f0884" continuedAt="ieaa1dee96b094602b11c6da5e5bc1eb8" escape="true">Regulatory Matters</ix:nonNumeric></span></div><ix:continuation id="ieaa1dee96b094602b11c6da5e5bc1eb8"><div><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:9pt;font-weight:700;line-height:120%">Regulatory Assets and Liabilities</span></div><ix:nonNumeric contextRef="i3a76d1213b09470fa8c6c3f49fa75d98_D20210101-20210331" name="ottr:ScheduleOfRegulatoryAssetsAndLiabilitiesTableTextBlock" id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN181Mi9mcmFnOmRkYTk5NTdiODQ3YzQwMWU5NjMwZDM5NmQ3ZDY0NWQ3L3RleHRyZWdpb246ZGRhOTk1N2I4NDdjNDAxZTk2MzBkMzk2ZDdkNjQ1ZDdfMzQ1MQ_6ca1fd5e-2eba-4a2c-8627-3155cddf8033" escape="true"><div style="margin-bottom:3pt"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:9pt;font-weight:400;line-height:120%">The following presents our current and long-term regulatory assets and liabilities as of March&#160;31, 2021 and December&#160;31, 2020 and the period we expect to recover or refund such amounts:</span></div><div><table style="border-collapse:collapse;display:inline-table;margin-bottom:5pt;vertical-align:text-bottom;width:100.000%"><tr><td style="width:1.0%"></td><td style="width:35.566%"></td><td style="width:0.1%"></td><td style="width:1.0%"></td><td style="width:10.566%"></td><td style="width:0.1%"></td><td style="width:0.1%"></td><td style="width:1.605%"></td><td style="width:0.1%"></td><td style="width:1.0%"></td><td style="width:10.011%"></td><td style="width:0.1%"></td><td style="width:0.1%"></td><td style="width:1.605%"></td><td style="width:0.1%"></td><td style="width:1.0%"></td><td style="width:10.011%"></td><td style="width:0.1%"></td><td style="width:0.1%"></td><td style="width:1.605%"></td><td style="width:0.1%"></td><td style="width:1.0%"></td><td style="width:10.011%"></td><td style="width:0.1%"></td><td style="width:0.1%"></td><td style="width:1.605%"></td><td style="width:0.1%"></td><td style="width:1.0%"></td><td style="width:10.015%"></td><td style="width:0.1%"></td></tr><tr><td colspan="3" style="padding:0 1pt"></td><td colspan="3" style="padding:2px 1pt;text-align:left;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-style:italic;font-weight:700;line-height:100%">Period of</span></td><td colspan="3" style="padding:0 1pt"></td><td colspan="9" style="padding:2px 1pt;text-align:center;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-style:italic;font-weight:700;line-height:100%">March 31, 2021</span></td><td colspan="3" style="padding:0 1pt"></td><td colspan="9" style="padding:2px 1pt;text-align:center;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-style:italic;font-weight:700;line-height:100%">December 31, 2020</span></td></tr><tr><td colspan="3" style="padding:2px 1pt;text-align:left;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-style:italic;font-weight:700;line-height:100%">(in thousands)</span></td><td colspan="3" style="padding:2px 1pt;text-align:left;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-style:italic;font-weight:700;line-height:100%">Recovery/Refund</span></td><td colspan="3" style="padding:0 1pt"></td><td colspan="3" style="border-top:1pt solid #000;padding:2px 1pt;text-align:center;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-style:italic;font-weight:700;line-height:100%">Current</span></td><td colspan="3" style="border-top:1pt solid #000;padding:0 1pt"></td><td colspan="3" style="border-top:1pt solid #000;padding:2px 1pt;text-align:center;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-style:italic;font-weight:700;line-height:100%">Long-Term</span></td><td colspan="3" style="padding:0 1pt"></td><td colspan="3" style="border-top:1pt solid #000;padding:2px 1pt;text-align:center;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-style:italic;font-weight:700;line-height:100%">Current</span></td><td colspan="3" style="border-top:1pt solid #000;padding:0 1pt"></td><td colspan="3" style="border-top:1pt solid #000;padding:2px 1pt;text-align:center;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-style:italic;font-weight:700;line-height:100%">Long Term</span></td></tr><tr style="height:3pt"><td colspan="3" style="border-top:1pt solid #000;padding:0 1pt"></td><td colspan="3" style="border-top:1pt solid #000;padding:0 1pt"></td><td colspan="3" style="border-top:1pt solid #000;padding:0 1pt"></td><td colspan="3" style="border-top:1pt solid #000;padding:0 1pt"></td><td colspan="3" style="border-top:1pt solid #000;padding:0 1pt"></td><td colspan="3" style="border-top:1pt solid #000;padding:0 1pt"></td><td colspan="3" style="border-top:1pt solid #000;padding:0 1pt"></td><td colspan="3" style="border-top:1pt solid #000;padding:0 1pt"></td><td colspan="3" style="border-top:1pt solid #000;padding:0 1pt"></td><td colspan="3" style="border-top:1pt solid #000;padding:0 1pt"></td></tr><tr><td colspan="3" style="background-color:#dbdbdb;padding:2px 1pt;text-align:left;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:100%">Regulatory Assets</span></td><td colspan="3" style="background-color:#dbdbdb;padding:0 1pt"></td><td colspan="3" style="background-color:#dbdbdb;padding:0 1pt"></td><td colspan="3" style="background-color:#dbdbdb;padding:0 1pt"></td><td colspan="3" style="background-color:#dbdbdb;padding:0 1pt"></td><td colspan="3" style="background-color:#dbdbdb;padding:0 1pt"></td><td colspan="3" style="background-color:#dbdbdb;padding:0 1pt"></td><td colspan="3" style="background-color:#dbdbdb;padding:0 1pt"></td><td colspan="3" style="background-color:#dbdbdb;padding:0 1pt"></td><td colspan="3" style="background-color:#dbdbdb;padding:0 1pt"></td></tr><tr><td colspan="3" style="background-color:#ffffff;padding:2px 1pt;text-align:left;vertical-align:bottom"><div style="padding-left:6pt"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%">Pension and Other Postretirement Benefit Plans</span><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:5.2pt;font-weight:400;line-height:100%;position:relative;top:-2.8pt;vertical-align:baseline">1</span></div></td><td colspan="3" style="background-color:#ffffff;padding:2px 1pt;text-align:left;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%">Various</span></td><td colspan="3" style="background-color:#ffffff;padding:0 1pt"></td><td style="background-color:#ffffff;padding:2px 0 2px 1pt;text-align:left;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:120%">$</span></td><td style="background-color:#ffffff;padding:2px 0;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:120%"><ix:nonFraction unitRef="usd" contextRef="if7be354bd3dc4de6b68171d089f3f712_I20210331" decimals="-3" format="ixt:numdotdecimal" name="us-gaap:RegulatoryAssetsCurrent" scale="3" id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN181Mi9mcmFnOmRkYTk5NTdiODQ3YzQwMWU5NjMwZDM5NmQ3ZDY0NWQ3L3RhYmxlOjNiOTBiOTllNTE0YjQ5NWU5ZjM4NDI2N2FjZjQ5OGZlL3RhYmxlcmFuZ2U6M2I5MGI5OWU1MTRiNDk1ZTlmMzg0MjY3YWNmNDk4ZmVfNC0zLTEtMS0w_f8c4e19e-fae6-4a44-8926-9a5f21ed9a2b">11,037</ix:nonFraction></span><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">&#160;</span></td><td style="background-color:#ffffff;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"></td><td colspan="3" style="background-color:#ffffff;padding:0 1pt"></td><td style="background-color:#ffffff;padding:2px 0 2px 1pt;text-align:left;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:120%">$</span></td><td style="background-color:#ffffff;padding:2px 0;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:120%"><ix:nonFraction unitRef="usd" contextRef="if7be354bd3dc4de6b68171d089f3f712_I20210331" decimals="-3" format="ixt:numdotdecimal" name="us-gaap:RegulatoryAssetsNoncurrent" scale="3" id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN181Mi9mcmFnOmRkYTk5NTdiODQ3YzQwMWU5NjMwZDM5NmQ3ZDY0NWQ3L3RhYmxlOjNiOTBiOTllNTE0YjQ5NWU5ZjM4NDI2N2FjZjQ5OGZlL3RhYmxlcmFuZ2U6M2I5MGI5OWU1MTRiNDk1ZTlmMzg0MjY3YWNmNDk4ZmVfNC01LTEtMS0w_0a711bd5-0e66-4078-9a2a-bf08cc55f84b">143,996</ix:nonFraction></span><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">&#160;</span></td><td style="background-color:#ffffff;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"></td><td colspan="3" style="background-color:#ffffff;padding:0 1pt"></td><td style="background-color:#ffffff;padding:2px 0 2px 1pt;text-align:left;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">$</span></td><td style="background-color:#ffffff;padding:2px 0;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%"><ix:nonFraction unitRef="usd" contextRef="i8f8c0cc7fb2f4f709a96cefbc7e2e956_I20201231" decimals="-3" format="ixt:numdotdecimal" name="us-gaap:RegulatoryAssetsCurrent" scale="3" id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN181Mi9mcmFnOmRkYTk5NTdiODQ3YzQwMWU5NjMwZDM5NmQ3ZDY0NWQ3L3RhYmxlOjNiOTBiOTllNTE0YjQ5NWU5ZjM4NDI2N2FjZjQ5OGZlL3RhYmxlcmFuZ2U6M2I5MGI5OWU1MTRiNDk1ZTlmMzg0MjY3YWNmNDk4ZmVfNC03LTEtMS0w_b32efd8e-da9e-4a42-8a96-42efc0aa76b2">11,037</ix:nonFraction>&#160;</span></td><td style="background-color:#ffffff;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"></td><td colspan="3" style="background-color:#ffffff;padding:0 1pt"></td><td style="background-color:#ffffff;padding:2px 0 2px 1pt;text-align:left;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">$</span></td><td style="background-color:#ffffff;padding:2px 0;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%"><ix:nonFraction unitRef="usd" contextRef="i8f8c0cc7fb2f4f709a96cefbc7e2e956_I20201231" decimals="-3" format="ixt:numdotdecimal" name="us-gaap:RegulatoryAssetsNoncurrent" scale="3" id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN181Mi9mcmFnOmRkYTk5NTdiODQ3YzQwMWU5NjMwZDM5NmQ3ZDY0NWQ3L3RhYmxlOjNiOTBiOTllNTE0YjQ5NWU5ZjM4NDI2N2FjZjQ5OGZlL3RhYmxlcmFuZ2U6M2I5MGI5OWU1MTRiNDk1ZTlmMzg0MjY3YWNmNDk4ZmVfNC05LTEtMS0w_a799d601-5c97-4a0b-871a-2ba9a42b6b32">146,071</ix:nonFraction>&#160;</span></td><td style="background-color:#ffffff;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"></td></tr><tr><td colspan="3" style="background-color:#dbdbdb;padding:2px 1pt;text-align:left;vertical-align:bottom"><div style="padding-left:6pt"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%">Alternative Revenue Program Riders</span><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:5.2pt;font-weight:400;line-height:100%;position:relative;top:-2.8pt;vertical-align:baseline">2</span></div></td><td colspan="3" style="background-color:#dbdbdb;padding:2px 1pt;text-align:left;vertical-align:bottom"><div><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%">Up to <ix:nonNumeric contextRef="ie864f4af8b4c4948ac87fbbd5b0a1c3f_D20210101-20210331" format="ixt-sec:duryear" name="us-gaap:RegulatoryAssetAmortizationPeriod" id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN181Mi9mcmFnOmRkYTk5NTdiODQ3YzQwMWU5NjMwZDM5NmQ3ZDY0NWQ3L3RhYmxlOjNiOTBiOTllNTE0YjQ5NWU5ZjM4NDI2N2FjZjQ5OGZlL3RhYmxlcmFuZ2U6M2I5MGI5OWU1MTRiNDk1ZTlmMzg0MjY3YWNmNDk4ZmVfNS0xLTEtMS0wL3RleHRyZWdpb246MzQwYmQ2NzgwYWRmNGI0YmIzZGIzYmEzZDA4NGQ4NjFfMTA5OTUxMTYyNzc4OQ_b11c3406-4536-423a-8f5e-abd293487a65">3</ix:nonNumeric> years</span></div></td><td colspan="3" style="background-color:#dbdbdb;padding:0 1pt"></td><td colspan="2" style="background-color:#dbdbdb;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:100%"><ix:nonFraction unitRef="usd" contextRef="ib640796b6ecd45a581cfc5dc62df2e9a_I20210331" decimals="-3" format="ixt:numdotdecimal" name="us-gaap:RegulatoryAssetsCurrent" scale="3" id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN181Mi9mcmFnOmRkYTk5NTdiODQ3YzQwMWU5NjMwZDM5NmQ3ZDY0NWQ3L3RhYmxlOjNiOTBiOTllNTE0YjQ5NWU5ZjM4NDI2N2FjZjQ5OGZlL3RhYmxlcmFuZ2U6M2I5MGI5OWU1MTRiNDk1ZTlmMzg0MjY3YWNmNDk4ZmVfNS0zLTEtMS0w_20d6a4fd-4f63-4ec5-b5ca-d6132a6ea569">6,891</ix:nonFraction></span><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%">&#160;</span></td><td style="background-color:#dbdbdb;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"></td><td colspan="3" style="background-color:#dbdbdb;padding:0 1pt"></td><td colspan="2" style="background-color:#dbdbdb;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:100%"><ix:nonFraction unitRef="usd" contextRef="ib640796b6ecd45a581cfc5dc62df2e9a_I20210331" decimals="-3" format="ixt:numdotdecimal" name="us-gaap:RegulatoryAssetsNoncurrent" scale="3" id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN181Mi9mcmFnOmRkYTk5NTdiODQ3YzQwMWU5NjMwZDM5NmQ3ZDY0NWQ3L3RhYmxlOjNiOTBiOTllNTE0YjQ5NWU5ZjM4NDI2N2FjZjQ5OGZlL3RhYmxlcmFuZ2U6M2I5MGI5OWU1MTRiNDk1ZTlmMzg0MjY3YWNmNDk4ZmVfNS01LTEtMS0w_67938d86-d5c8-481f-b44b-8b11f31adb4f">10,418</ix:nonFraction></span><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%">&#160;</span></td><td style="background-color:#dbdbdb;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"></td><td colspan="3" style="background-color:#dbdbdb;padding:0 1pt"></td><td colspan="2" style="background-color:#dbdbdb;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%"><ix:nonFraction unitRef="usd" contextRef="i091ea736bedb4212968f0af456cfdfe6_I20201231" decimals="-3" format="ixt:numdotdecimal" name="us-gaap:RegulatoryAssetsCurrent" scale="3" id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN181Mi9mcmFnOmRkYTk5NTdiODQ3YzQwMWU5NjMwZDM5NmQ3ZDY0NWQ3L3RhYmxlOjNiOTBiOTllNTE0YjQ5NWU5ZjM4NDI2N2FjZjQ5OGZlL3RhYmxlcmFuZ2U6M2I5MGI5OWU1MTRiNDk1ZTlmMzg0MjY3YWNmNDk4ZmVfNS03LTEtMS0w_58139850-8845-4920-93f0-00f4aa78bd17">8,871</ix:nonFraction>&#160;</span></td><td style="background-color:#dbdbdb;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"></td><td colspan="3" style="background-color:#dbdbdb;padding:0 1pt"></td><td colspan="2" style="background-color:#dbdbdb;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%"><ix:nonFraction unitRef="usd" contextRef="i091ea736bedb4212968f0af456cfdfe6_I20201231" decimals="-3" format="ixt:numdotdecimal" name="us-gaap:RegulatoryAssetsNoncurrent" scale="3" id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN181Mi9mcmFnOmRkYTk5NTdiODQ3YzQwMWU5NjMwZDM5NmQ3ZDY0NWQ3L3RhYmxlOjNiOTBiOTllNTE0YjQ5NWU5ZjM4NDI2N2FjZjQ5OGZlL3RhYmxlcmFuZ2U6M2I5MGI5OWU1MTRiNDk1ZTlmMzg0MjY3YWNmNDk4ZmVfNS05LTEtMS0w_adb85e0f-6fba-4dae-9452-36930866aa14">9,373</ix:nonFraction>&#160;</span></td><td style="background-color:#dbdbdb;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"></td></tr><tr><td colspan="3" style="background-color:#ffffff;padding:2px 1pt;text-align:left;vertical-align:bottom"><div style="padding-left:6pt"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%">Asset Retirement Obligations</span><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:5.2pt;font-weight:400;line-height:100%;position:relative;top:-2.8pt;vertical-align:baseline">1</span></div></td><td colspan="3" style="background-color:#ffffff;padding:2px 1pt;text-align:left;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%">Asset lives</span></td><td colspan="3" style="background-color:#ffffff;padding:0 1pt"></td><td colspan="2" style="background-color:#ffffff;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%"><ix:nonFraction unitRef="usd" contextRef="i0253258175cd4bc094e7b6aa8145b7b3_I20210331" decimals="-3" format="ixt:zerodash" name="us-gaap:RegulatoryAssetsCurrent" scale="3" id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN181Mi9mcmFnOmRkYTk5NTdiODQ3YzQwMWU5NjMwZDM5NmQ3ZDY0NWQ3L3RhYmxlOjNiOTBiOTllNTE0YjQ5NWU5ZjM4NDI2N2FjZjQ5OGZlL3RhYmxlcmFuZ2U6M2I5MGI5OWU1MTRiNDk1ZTlmMzg0MjY3YWNmNDk4ZmVfNi0zLTEtMS0w_f7cf0322-f2e9-4a8c-be5e-639ab98cb678">&#8212;</ix:nonFraction>&#160;</span></td><td style="background-color:#ffffff;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"></td><td colspan="3" style="background-color:#ffffff;padding:0 1pt"></td><td colspan="2" style="background-color:#ffffff;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:120%"><ix:nonFraction unitRef="usd" contextRef="i0253258175cd4bc094e7b6aa8145b7b3_I20210331" decimals="-3" format="ixt:numdotdecimal" name="us-gaap:RegulatoryAssetsNoncurrent" scale="3" id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN181Mi9mcmFnOmRkYTk5NTdiODQ3YzQwMWU5NjMwZDM5NmQ3ZDY0NWQ3L3RhYmxlOjNiOTBiOTllNTE0YjQ5NWU5ZjM4NDI2N2FjZjQ5OGZlL3RhYmxlcmFuZ2U6M2I5MGI5OWU1MTRiNDk1ZTlmMzg0MjY3YWNmNDk4ZmVfNi01LTEtMS0w_8885a08f-4f77-4c90-9fe3-8a0afa7c20b0">8,539</ix:nonFraction></span><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">&#160;</span></td><td style="background-color:#ffffff;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"></td><td colspan="3" style="background-color:#ffffff;padding:0 1pt"></td><td colspan="2" style="background-color:#ffffff;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%"><ix:nonFraction unitRef="usd" contextRef="i407553a4f0124a01b8f090eaa45b312c_I20201231" decimals="-3" format="ixt:zerodash" name="us-gaap:RegulatoryAssetsCurrent" scale="3" id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN181Mi9mcmFnOmRkYTk5NTdiODQ3YzQwMWU5NjMwZDM5NmQ3ZDY0NWQ3L3RhYmxlOjNiOTBiOTllNTE0YjQ5NWU5ZjM4NDI2N2FjZjQ5OGZlL3RhYmxlcmFuZ2U6M2I5MGI5OWU1MTRiNDk1ZTlmMzg0MjY3YWNmNDk4ZmVfNi03LTEtMS0w_a8ef8b00-f6e9-4898-abf4-95d51f98012b">&#8212;</ix:nonFraction>&#160;</span></td><td style="background-color:#ffffff;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"></td><td colspan="3" style="background-color:#ffffff;padding:0 1pt"></td><td colspan="2" style="background-color:#ffffff;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%"><ix:nonFraction unitRef="usd" contextRef="i407553a4f0124a01b8f090eaa45b312c_I20201231" decimals="-3" format="ixt:numdotdecimal" name="us-gaap:RegulatoryAssetsNoncurrent" scale="3" id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN181Mi9mcmFnOmRkYTk5NTdiODQ3YzQwMWU5NjMwZDM5NmQ3ZDY0NWQ3L3RhYmxlOjNiOTBiOTllNTE0YjQ5NWU5ZjM4NDI2N2FjZjQ5OGZlL3RhYmxlcmFuZ2U6M2I5MGI5OWU1MTRiNDk1ZTlmMzg0MjY3YWNmNDk4ZmVfNi05LTEtMS0w_8ef7cafc-c53f-4776-8222-cb86d65c40c2">8,462</ix:nonFraction>&#160;</span></td><td style="background-color:#ffffff;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"></td></tr><tr><td colspan="3" style="display:none"></td><td colspan="3" style="display:none"></td><td colspan="3" style="display:none"></td><td colspan="3" style="display:none"></td><td colspan="3" style="display:none"></td><td colspan="3" style="display:none"></td><td colspan="3" style="display:none"></td><td colspan="3" style="display:none"></td><td colspan="3" style="display:none"></td><td colspan="3" style="display:none"></td></tr><tr><td colspan="3" style="background-color:#dbdbdb;padding:2px 1pt;text-align:left;vertical-align:bottom"><div style="padding-left:6pt"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%">ISO Cost Recovery Trackers</span><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:5.2pt;font-weight:400;line-height:100%;position:relative;top:-2.8pt;vertical-align:baseline">1</span></div></td><td colspan="3" style="background-color:#dbdbdb;padding:2px 1pt;text-align:left;vertical-align:bottom"><div><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%">Up to <ix:nonNumeric contextRef="i94fdf35abb5e46cca8e696d5f4e7450e_D20210101-20210331" format="ixt-sec:duryear" name="us-gaap:RegulatoryAssetAmortizationPeriod" id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN181Mi9mcmFnOmRkYTk5NTdiODQ3YzQwMWU5NjMwZDM5NmQ3ZDY0NWQ3L3RhYmxlOjNiOTBiOTllNTE0YjQ5NWU5ZjM4NDI2N2FjZjQ5OGZlL3RhYmxlcmFuZ2U6M2I5MGI5OWU1MTRiNDk1ZTlmMzg0MjY3YWNmNDk4ZmVfOC0xLTEtMS0wL3RleHRyZWdpb246ZWFlM2VhYWQxYWUzNDFiNjlkNTkyYTE1ZmVjYjE1NmZfMTA5OTUxMTYyNzc4OQ_c175670a-5594-4b41-8e64-bc6f49a1a11d">2</ix:nonNumeric> years</span></div></td><td colspan="3" style="background-color:#dbdbdb;padding:0 1pt"></td><td colspan="2" style="background-color:#dbdbdb;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:100%"><ix:nonFraction unitRef="usd" contextRef="ie2521ac2abe54f0db224bedae6767aff_I20210331" decimals="-3" name="us-gaap:RegulatoryAssetsCurrent" scale="3" id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN181Mi9mcmFnOmRkYTk5NTdiODQ3YzQwMWU5NjMwZDM5NmQ3ZDY0NWQ3L3RhYmxlOjNiOTBiOTllNTE0YjQ5NWU5ZjM4NDI2N2FjZjQ5OGZlL3RhYmxlcmFuZ2U6M2I5MGI5OWU1MTRiNDk1ZTlmMzg0MjY3YWNmNDk4ZmVfOC0zLTEtMS0w_836b29c5-3590-48c4-9819-79237485f649">809</ix:nonFraction></span><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%">&#160;</span></td><td style="background-color:#dbdbdb;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"></td><td colspan="3" style="background-color:#dbdbdb;padding:0 1pt"></td><td colspan="2" style="background-color:#dbdbdb;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:100%"><ix:nonFraction unitRef="usd" contextRef="ie2521ac2abe54f0db224bedae6767aff_I20210331" decimals="-3" name="us-gaap:RegulatoryAssetsNoncurrent" scale="3" id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN181Mi9mcmFnOmRkYTk5NTdiODQ3YzQwMWU5NjMwZDM5NmQ3ZDY0NWQ3L3RhYmxlOjNiOTBiOTllNTE0YjQ5NWU5ZjM4NDI2N2FjZjQ5OGZlL3RhYmxlcmFuZ2U6M2I5MGI5OWU1MTRiNDk1ZTlmMzg0MjY3YWNmNDk4ZmVfOC01LTEtMS0w_1dd84fd4-a756-4ecc-81c4-2e45caa5221c">703</ix:nonFraction></span><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%">&#160;</span></td><td style="background-color:#dbdbdb;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"></td><td colspan="3" style="background-color:#dbdbdb;padding:0 1pt"></td><td colspan="2" style="background-color:#dbdbdb;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%"><ix:nonFraction unitRef="usd" contextRef="i7d33c5fd196e4e1e83c6e25ef1fa666f_I20201231" decimals="-3" format="ixt:numdotdecimal" name="us-gaap:RegulatoryAssetsCurrent" scale="3" id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN181Mi9mcmFnOmRkYTk5NTdiODQ3YzQwMWU5NjMwZDM5NmQ3ZDY0NWQ3L3RhYmxlOjNiOTBiOTllNTE0YjQ5NWU5ZjM4NDI2N2FjZjQ5OGZlL3RhYmxlcmFuZ2U6M2I5MGI5OWU1MTRiNDk1ZTlmMzg0MjY3YWNmNDk4ZmVfOC03LTEtMS0w_02b02618-f19c-46c1-b5fd-56b096941530">1,079</ix:nonFraction>&#160;</span></td><td style="background-color:#dbdbdb;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"></td><td colspan="3" style="background-color:#dbdbdb;padding:0 1pt"></td><td colspan="2" style="background-color:#dbdbdb;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%"><ix:nonFraction unitRef="usd" contextRef="i7d33c5fd196e4e1e83c6e25ef1fa666f_I20201231" decimals="-3" name="us-gaap:RegulatoryAssetsNoncurrent" scale="3" id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN181Mi9mcmFnOmRkYTk5NTdiODQ3YzQwMWU5NjMwZDM5NmQ3ZDY0NWQ3L3RhYmxlOjNiOTBiOTllNTE0YjQ5NWU5ZjM4NDI2N2FjZjQ5OGZlL3RhYmxlcmFuZ2U6M2I5MGI5OWU1MTRiNDk1ZTlmMzg0MjY3YWNmNDk4ZmVfOC05LTEtMS0w_a03e05d4-8ed8-4fa6-abd4-0b990aa0e7fb">867</ix:nonFraction>&#160;</span></td><td style="background-color:#dbdbdb;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"></td></tr><tr><td colspan="3" style="background-color:#ffffff;padding:2px 1pt;text-align:left;vertical-align:bottom"><div style="padding-left:6pt"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%">Unrecovered Project Costs</span><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:5.2pt;font-weight:400;line-height:100%;position:relative;top:-2.8pt;vertical-align:baseline">1</span></div></td><td colspan="3" style="background-color:#ffffff;padding:2px 1pt;text-align:left;vertical-align:bottom"><div><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%">Up to <ix:nonNumeric contextRef="i32da0783ff464bc7ad79d871ddec78fc_D20210101-20210331" format="ixt-sec:duryear" name="us-gaap:RegulatoryAssetAmortizationPeriod" id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN181Mi9mcmFnOmRkYTk5NTdiODQ3YzQwMWU5NjMwZDM5NmQ3ZDY0NWQ3L3RhYmxlOjNiOTBiOTllNTE0YjQ5NWU5ZjM4NDI2N2FjZjQ5OGZlL3RhYmxlcmFuZ2U6M2I5MGI5OWU1MTRiNDk1ZTlmMzg0MjY3YWNmNDk4ZmVfOS0xLTEtMS0wL3RleHRyZWdpb246NTFkNDI3M2Q3MzNhNGYzNjg0OTk0YzgzODE3MzEzMmVfMTA5OTUxMTYyNzc4OQ_53de9caf-ef4f-46b3-86d6-323a9b0b0b0d">3</ix:nonNumeric> years</span></div></td><td colspan="3" style="background-color:#ffffff;padding:0 1pt"></td><td colspan="2" style="background-color:#ffffff;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:100%"><ix:nonFraction unitRef="usd" contextRef="iff970900753b4d4c9e4591211dbc715b_I20210331" decimals="-3" format="ixt:numdotdecimal" name="us-gaap:RegulatoryAssetsCurrent" scale="3" id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN181Mi9mcmFnOmRkYTk5NTdiODQ3YzQwMWU5NjMwZDM5NmQ3ZDY0NWQ3L3RhYmxlOjNiOTBiOTllNTE0YjQ5NWU5ZjM4NDI2N2FjZjQ5OGZlL3RhYmxlcmFuZ2U6M2I5MGI5OWU1MTRiNDk1ZTlmMzg0MjY3YWNmNDk4ZmVfOS0zLTEtMS0w_16e3e99e-484b-4a16-a552-3292c3f380c1">1,556</ix:nonFraction></span><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%">&#160;</span></td><td style="background-color:#ffffff;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"></td><td colspan="3" style="background-color:#ffffff;padding:0 1pt"></td><td colspan="2" style="background-color:#ffffff;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:100%"><ix:nonFraction unitRef="usd" contextRef="iff970900753b4d4c9e4591211dbc715b_I20210331" decimals="-3" format="ixt:numdotdecimal" name="us-gaap:RegulatoryAssetsNoncurrent" scale="3" id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN181Mi9mcmFnOmRkYTk5NTdiODQ3YzQwMWU5NjMwZDM5NmQ3ZDY0NWQ3L3RhYmxlOjNiOTBiOTllNTE0YjQ5NWU5ZjM4NDI2N2FjZjQ5OGZlL3RhYmxlcmFuZ2U6M2I5MGI5OWU1MTRiNDk1ZTlmMzg0MjY3YWNmNDk4ZmVfOS01LTEtMS0w_9d207d5d-09f9-45eb-9b7b-cf2433139ce8">2,937</ix:nonFraction></span><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%">&#160;</span></td><td style="background-color:#ffffff;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"></td><td colspan="3" style="background-color:#ffffff;padding:0 1pt"></td><td colspan="2" style="background-color:#ffffff;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%"><ix:nonFraction unitRef="usd" contextRef="i9ba23b4d5588495abbaac0177267afae_I20201231" decimals="-3" name="us-gaap:RegulatoryAssetsCurrent" scale="3" id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN181Mi9mcmFnOmRkYTk5NTdiODQ3YzQwMWU5NjMwZDM5NmQ3ZDY0NWQ3L3RhYmxlOjNiOTBiOTllNTE0YjQ5NWU5ZjM4NDI2N2FjZjQ5OGZlL3RhYmxlcmFuZ2U6M2I5MGI5OWU1MTRiNDk1ZTlmMzg0MjY3YWNmNDk4ZmVfOS03LTEtMS0w_e9639783-9a2f-4b8f-b207-daa21e925f3f">361</ix:nonFraction>&#160;</span></td><td style="background-color:#ffffff;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"></td><td colspan="3" style="background-color:#ffffff;padding:0 1pt"></td><td colspan="2" style="background-color:#ffffff;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%"><ix:nonFraction unitRef="usd" contextRef="i9ba23b4d5588495abbaac0177267afae_I20201231" decimals="-3" format="ixt:numdotdecimal" name="us-gaap:RegulatoryAssetsNoncurrent" scale="3" id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN181Mi9mcmFnOmRkYTk5NTdiODQ3YzQwMWU5NjMwZDM5NmQ3ZDY0NWQ3L3RhYmxlOjNiOTBiOTllNTE0YjQ5NWU5ZjM4NDI2N2FjZjQ5OGZlL3RhYmxlcmFuZ2U6M2I5MGI5OWU1MTRiNDk1ZTlmMzg0MjY3YWNmNDk4ZmVfOS05LTEtMS0w_8f0aa0d2-8c3e-4d33-aeb0-5f4ec65913bb">2,989</ix:nonFraction>&#160;</span></td><td style="background-color:#ffffff;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"></td></tr><tr><td colspan="3" style="background-color:#dbdbdb;padding:2px 1pt;text-align:left;vertical-align:bottom"><div style="padding-left:6pt"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%">Deferred Rate Case Expenses</span><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:5.2pt;font-weight:400;line-height:100%;position:relative;top:-2.8pt;vertical-align:baseline">1</span></div></td><td colspan="3" style="background-color:#dbdbdb;padding:2px 1pt;text-align:left;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%">Various</span></td><td colspan="3" style="background-color:#dbdbdb;padding:0 1pt"></td><td colspan="2" style="background-color:#dbdbdb;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:100%"><ix:nonFraction unitRef="usd" contextRef="iac6072ebb49244a188d8cf5b17488635_I20210331" decimals="-3" name="us-gaap:RegulatoryAssetsCurrent" scale="3" id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN181Mi9mcmFnOmRkYTk5NTdiODQ3YzQwMWU5NjMwZDM5NmQ3ZDY0NWQ3L3RhYmxlOjNiOTBiOTllNTE0YjQ5NWU5ZjM4NDI2N2FjZjQ5OGZlL3RhYmxlcmFuZ2U6M2I5MGI5OWU1MTRiNDk1ZTlmMzg0MjY3YWNmNDk4ZmVfMTAtMy0xLTEtMA_e93e6a10-0b26-448a-a695-cf44926beb48">493</ix:nonFraction></span><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%">&#160;</span></td><td style="background-color:#dbdbdb;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"></td><td colspan="3" style="background-color:#dbdbdb;padding:0 1pt"></td><td colspan="2" style="background-color:#dbdbdb;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:100%"><ix:nonFraction unitRef="usd" contextRef="iac6072ebb49244a188d8cf5b17488635_I20210331" decimals="-3" name="us-gaap:RegulatoryAssetsNoncurrent" scale="3" id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN181Mi9mcmFnOmRkYTk5NTdiODQ3YzQwMWU5NjMwZDM5NmQ3ZDY0NWQ3L3RhYmxlOjNiOTBiOTllNTE0YjQ5NWU5ZjM4NDI2N2FjZjQ5OGZlL3RhYmxlcmFuZ2U6M2I5MGI5OWU1MTRiNDk1ZTlmMzg0MjY3YWNmNDk4ZmVfMTAtNS0xLTEtMA_226f5eaa-f2aa-4055-8d36-22367bf1a696">165</ix:nonFraction></span><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%">&#160;</span></td><td style="background-color:#dbdbdb;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"></td><td colspan="3" style="background-color:#dbdbdb;padding:0 1pt"></td><td colspan="2" style="background-color:#dbdbdb;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%"><ix:nonFraction unitRef="usd" contextRef="i4c8b05b52d9e4e3abe2bab83d2ca00ac_I20201231" decimals="-3" name="us-gaap:RegulatoryAssetsCurrent" scale="3" id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN181Mi9mcmFnOmRkYTk5NTdiODQ3YzQwMWU5NjMwZDM5NmQ3ZDY0NWQ3L3RhYmxlOjNiOTBiOTllNTE0YjQ5NWU5ZjM4NDI2N2FjZjQ5OGZlL3RhYmxlcmFuZ2U6M2I5MGI5OWU1MTRiNDk1ZTlmMzg0MjY3YWNmNDk4ZmVfMTAtNy0xLTEtMA_86b17803-bbec-4032-bf83-854b45631e13">360</ix:nonFraction>&#160;</span></td><td style="background-color:#dbdbdb;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"></td><td colspan="3" style="background-color:#dbdbdb;padding:0 1pt"></td><td colspan="2" style="background-color:#dbdbdb;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%"><ix:nonFraction unitRef="usd" contextRef="i4c8b05b52d9e4e3abe2bab83d2ca00ac_I20201231" decimals="-3" name="us-gaap:RegulatoryAssetsNoncurrent" scale="3" id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN181Mi9mcmFnOmRkYTk5NTdiODQ3YzQwMWU5NjMwZDM5NmQ3ZDY0NWQ3L3RhYmxlOjNiOTBiOTllNTE0YjQ5NWU5ZjM4NDI2N2FjZjQ5OGZlL3RhYmxlcmFuZ2U6M2I5MGI5OWU1MTRiNDk1ZTlmMzg0MjY3YWNmNDk4ZmVfMTAtOS0xLTEtMA_0aaa6626-0edb-4cb0-899c-3e64ce743662">230</ix:nonFraction>&#160;</span></td><td style="background-color:#dbdbdb;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"></td></tr><tr><td colspan="3" style="background-color:#ffffff;padding:2px 1pt;text-align:left;vertical-align:bottom"><div style="padding-left:6pt"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%">Debt Reacquisition Premiums</span><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:5.2pt;font-weight:400;line-height:100%;position:relative;top:-2.8pt;vertical-align:baseline">1</span></div></td><td colspan="3" style="background-color:#ffffff;padding:2px 1pt;text-align:left;vertical-align:bottom"><div><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%">Up to <ix:nonNumeric contextRef="i37a9e21c670e444aaf5c374a0d39994d_D20210101-20210331" format="ixt-sec:duryear" name="us-gaap:RegulatoryAssetAmortizationPeriod" id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN181Mi9mcmFnOmRkYTk5NTdiODQ3YzQwMWU5NjMwZDM5NmQ3ZDY0NWQ3L3RhYmxlOjNiOTBiOTllNTE0YjQ5NWU5ZjM4NDI2N2FjZjQ5OGZlL3RhYmxlcmFuZ2U6M2I5MGI5OWU1MTRiNDk1ZTlmMzg0MjY3YWNmNDk4ZmVfMTEtMS0xLTEtMC90ZXh0cmVnaW9uOjNhMjgzNzIzNTAyMjRlYjlhNDI1MjE5ODllZThmOGNlXzEwOTk1MTE2Mjc3ODk_5c9c7412-b4d8-4e96-85c6-05bc947c16da">12</ix:nonNumeric> years</span></div></td><td colspan="3" style="background-color:#ffffff;padding:0 1pt"></td><td colspan="2" style="background-color:#ffffff;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:120%"><ix:nonFraction unitRef="usd" contextRef="i4bb43a788061473c97d35a1955c0c003_I20210331" decimals="-3" name="us-gaap:RegulatoryAssetsCurrent" scale="3" id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN181Mi9mcmFnOmRkYTk5NTdiODQ3YzQwMWU5NjMwZDM5NmQ3ZDY0NWQ3L3RhYmxlOjNiOTBiOTllNTE0YjQ5NWU5ZjM4NDI2N2FjZjQ5OGZlL3RhYmxlcmFuZ2U6M2I5MGI5OWU1MTRiNDk1ZTlmMzg0MjY3YWNmNDk4ZmVfMTEtMy0xLTEtMA_16d8d977-1cdb-407e-9b2b-79a72a1f1547">180</ix:nonFraction></span><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">&#160;</span></td><td style="background-color:#ffffff;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"></td><td colspan="3" style="background-color:#ffffff;padding:0 1pt"></td><td colspan="2" style="background-color:#ffffff;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:120%"><ix:nonFraction unitRef="usd" contextRef="i4bb43a788061473c97d35a1955c0c003_I20210331" decimals="-3" name="us-gaap:RegulatoryAssetsNoncurrent" scale="3" id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN181Mi9mcmFnOmRkYTk5NTdiODQ3YzQwMWU5NjMwZDM5NmQ3ZDY0NWQ3L3RhYmxlOjNiOTBiOTllNTE0YjQ5NWU5ZjM4NDI2N2FjZjQ5OGZlL3RhYmxlcmFuZ2U6M2I5MGI5OWU1MTRiNDk1ZTlmMzg0MjY3YWNmNDk4ZmVfMTEtNS0xLTEtMA_c663253d-6937-477b-8bea-c390b9235795">302</ix:nonFraction></span><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">&#160;</span></td><td style="background-color:#ffffff;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"></td><td colspan="3" style="background-color:#ffffff;padding:0 1pt"></td><td colspan="2" style="background-color:#ffffff;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%"><ix:nonFraction unitRef="usd" contextRef="i5b782972ce544396841e72a03d5f047a_I20201231" decimals="-3" name="us-gaap:RegulatoryAssetsCurrent" scale="3" id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN181Mi9mcmFnOmRkYTk5NTdiODQ3YzQwMWU5NjMwZDM5NmQ3ZDY0NWQ3L3RhYmxlOjNiOTBiOTllNTE0YjQ5NWU5ZjM4NDI2N2FjZjQ5OGZlL3RhYmxlcmFuZ2U6M2I5MGI5OWU1MTRiNDk1ZTlmMzg0MjY3YWNmNDk4ZmVfMTEtNy0xLTEtMA_8706fd5d-052e-4f82-a1e3-cd4da7673301">192</ix:nonFraction>&#160;</span></td><td style="background-color:#ffffff;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"></td><td colspan="3" style="background-color:#ffffff;padding:0 1pt"></td><td colspan="2" style="background-color:#ffffff;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%"><ix:nonFraction unitRef="usd" contextRef="i5b782972ce544396841e72a03d5f047a_I20201231" decimals="-3" name="us-gaap:RegulatoryAssetsNoncurrent" scale="3" id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN181Mi9mcmFnOmRkYTk5NTdiODQ3YzQwMWU5NjMwZDM5NmQ3ZDY0NWQ3L3RhYmxlOjNiOTBiOTllNTE0YjQ5NWU5ZjM4NDI2N2FjZjQ5OGZlL3RhYmxlcmFuZ2U6M2I5MGI5OWU1MTRiNDk1ZTlmMzg0MjY3YWNmNDk4ZmVfMTEtOS0xLTEtMA_7e2a098b-4fd4-43c9-92b6-8bd3df8d6e50">341</ix:nonFraction>&#160;</span></td><td style="background-color:#ffffff;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"></td></tr><tr><td colspan="3" style="background-color:#dbdbdb;padding:2px 1pt;text-align:left;vertical-align:bottom"><div style="padding-left:6pt"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%">Other</span><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:5.2pt;font-weight:400;line-height:100%;position:relative;top:-2.8pt;vertical-align:baseline">1</span></div></td><td colspan="3" style="background-color:#dbdbdb;padding:2px 1pt;text-align:left;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%">Various</span></td><td colspan="3" style="background-color:#dbdbdb;padding:0 1pt"></td><td colspan="2" style="background-color:#dbdbdb;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:100%"><ix:nonFraction unitRef="usd" contextRef="ifbf1eb642f82465596696d522fa544fd_I20210331" decimals="-3" name="us-gaap:RegulatoryAssetsCurrent" scale="3" id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN181Mi9mcmFnOmRkYTk5NTdiODQ3YzQwMWU5NjMwZDM5NmQ3ZDY0NWQ3L3RhYmxlOjNiOTBiOTllNTE0YjQ5NWU5ZjM4NDI2N2FjZjQ5OGZlL3RhYmxlcmFuZ2U6M2I5MGI5OWU1MTRiNDk1ZTlmMzg0MjY3YWNmNDk4ZmVfMTItMy0xLTEtMA_c74a2ba5-9602-4fe9-a498-b735c0c0a429">453</ix:nonFraction></span><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%">&#160;</span></td><td style="background-color:#dbdbdb;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"></td><td colspan="3" style="background-color:#dbdbdb;padding:0 1pt"></td><td colspan="2" style="background-color:#dbdbdb;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:100%"><ix:nonFraction unitRef="usd" contextRef="ifbf1eb642f82465596696d522fa544fd_I20210331" decimals="-3" name="us-gaap:RegulatoryAssetsNoncurrent" scale="3" id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN181Mi9mcmFnOmRkYTk5NTdiODQ3YzQwMWU5NjMwZDM5NmQ3ZDY0NWQ3L3RhYmxlOjNiOTBiOTllNTE0YjQ5NWU5ZjM4NDI2N2FjZjQ5OGZlL3RhYmxlcmFuZ2U6M2I5MGI5OWU1MTRiNDk1ZTlmMzg0MjY3YWNmNDk4ZmVfMTItNS0xLTEtMA_5fdaa393-c70f-48bb-8e16-acedfe55cc17">496</ix:nonFraction></span><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%">&#160;</span></td><td style="background-color:#dbdbdb;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"></td><td colspan="3" style="background-color:#dbdbdb;padding:0 1pt"></td><td colspan="2" style="background-color:#dbdbdb;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%"><ix:nonFraction unitRef="usd" contextRef="i5eb0f6bb7e50443294a36d742a2cdd5c_I20201231" decimals="-3" format="ixt:zerodash" name="us-gaap:RegulatoryAssetsCurrent" scale="3" id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN181Mi9mcmFnOmRkYTk5NTdiODQ3YzQwMWU5NjMwZDM5NmQ3ZDY0NWQ3L3RhYmxlOjNiOTBiOTllNTE0YjQ5NWU5ZjM4NDI2N2FjZjQ5OGZlL3RhYmxlcmFuZ2U6M2I5MGI5OWU1MTRiNDk1ZTlmMzg0MjY3YWNmNDk4ZmVfMTItNy0xLTEtMA_646d1217-481d-4675-95b2-a46900445d73">&#8212;</ix:nonFraction>&#160;</span></td><td style="background-color:#dbdbdb;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"></td><td colspan="3" style="background-color:#dbdbdb;padding:0 1pt"></td><td colspan="2" style="background-color:#dbdbdb;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%"><ix:nonFraction unitRef="usd" contextRef="i5eb0f6bb7e50443294a36d742a2cdd5c_I20201231" decimals="-3" name="us-gaap:RegulatoryAssetsNoncurrent" scale="3" id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN181Mi9mcmFnOmRkYTk5NTdiODQ3YzQwMWU5NjMwZDM5NmQ3ZDY0NWQ3L3RhYmxlOjNiOTBiOTllNTE0YjQ5NWU5ZjM4NDI2N2FjZjQ5OGZlL3RhYmxlcmFuZ2U6M2I5MGI5OWU1MTRiNDk1ZTlmMzg0MjY3YWNmNDk4ZmVfMTItOS0xLTEtMA_7eb72c0f-b37c-4a7b-bd49-f5c08bc9af8d">62</ix:nonFraction>&#160;</span></td><td style="background-color:#dbdbdb;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"></td></tr><tr><td colspan="3" style="background-color:#ffffff;border-top:1pt solid #000;padding:2px 1pt 2px 13pt;text-align:left;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:100%">Total Regulatory Assets</span></td><td colspan="3" style="background-color:#ffffff;border-top:1pt solid #000;padding:0 1pt"></td><td colspan="3" style="background-color:#ffffff;border-top:1pt solid #000;padding:0 1pt"></td><td style="background-color:#ffffff;border-top:1pt solid #000;padding:2px 0 2px 1pt;text-align:left;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:100%">$</span></td><td style="background-color:#ffffff;border-top:1pt solid #000;padding:2px 0;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:100%"><ix:nonFraction unitRef="usd" contextRef="i5458f4d6e23940ca92dd24eb67c70571_I20210331" decimals="-3" format="ixt:numdotdecimal" name="us-gaap:RegulatoryAssetsCurrent" scale="3" id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN181Mi9mcmFnOmRkYTk5NTdiODQ3YzQwMWU5NjMwZDM5NmQ3ZDY0NWQ3L3RhYmxlOjNiOTBiOTllNTE0YjQ5NWU5ZjM4NDI2N2FjZjQ5OGZlL3RhYmxlcmFuZ2U6M2I5MGI5OWU1MTRiNDk1ZTlmMzg0MjY3YWNmNDk4ZmVfMTMtMy0xLTEtMA_91801333-db4e-40aa-aba0-05993abb67eb">21,419</ix:nonFraction></span><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%">&#160;</span></td><td style="background-color:#ffffff;border-top:1pt solid #000;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"></td><td colspan="3" style="background-color:#ffffff;border-top:1pt solid #000;padding:0 1pt"></td><td style="background-color:#ffffff;border-top:1pt solid #000;padding:2px 0 2px 1pt;text-align:left;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:100%">$</span></td><td style="background-color:#ffffff;border-top:1pt solid #000;padding:2px 0;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:100%"><ix:nonFraction unitRef="usd" contextRef="i5458f4d6e23940ca92dd24eb67c70571_I20210331" decimals="-3" format="ixt:numdotdecimal" name="us-gaap:RegulatoryAssetsNoncurrent" scale="3" id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN181Mi9mcmFnOmRkYTk5NTdiODQ3YzQwMWU5NjMwZDM5NmQ3ZDY0NWQ3L3RhYmxlOjNiOTBiOTllNTE0YjQ5NWU5ZjM4NDI2N2FjZjQ5OGZlL3RhYmxlcmFuZ2U6M2I5MGI5OWU1MTRiNDk1ZTlmMzg0MjY3YWNmNDk4ZmVfMTMtNS0xLTEtMA_ed0d84d7-e2d9-4694-a405-c17f8897f7ae">167,556</ix:nonFraction></span><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%">&#160;</span></td><td style="background-color:#ffffff;border-top:1pt solid #000;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"></td><td colspan="3" style="background-color:#ffffff;border-top:1pt solid #000;padding:0 1pt"></td><td style="background-color:#ffffff;border-top:1pt solid #000;padding:2px 0 2px 1pt;text-align:left;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%">$</span></td><td style="background-color:#ffffff;border-top:1pt solid #000;padding:2px 0;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%"><ix:nonFraction unitRef="usd" contextRef="ifaff5a04688f4997a27c915d8eb05db2_I20201231" decimals="-3" format="ixt:numdotdecimal" name="us-gaap:RegulatoryAssetsCurrent" scale="3" id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN181Mi9mcmFnOmRkYTk5NTdiODQ3YzQwMWU5NjMwZDM5NmQ3ZDY0NWQ3L3RhYmxlOjNiOTBiOTllNTE0YjQ5NWU5ZjM4NDI2N2FjZjQ5OGZlL3RhYmxlcmFuZ2U6M2I5MGI5OWU1MTRiNDk1ZTlmMzg0MjY3YWNmNDk4ZmVfMTMtNy0xLTEtMA_470257de-234e-46fe-89d5-a18373b1ac9d">21,900</ix:nonFraction>&#160;</span></td><td style="background-color:#ffffff;border-top:1pt solid #000;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"></td><td colspan="3" style="background-color:#ffffff;border-top:1pt solid #000;padding:0 1pt"></td><td style="background-color:#ffffff;border-top:1pt solid #000;padding:2px 0 2px 1pt;text-align:left;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%">$</span></td><td style="background-color:#ffffff;border-top:1pt solid #000;padding:2px 0;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%"><ix:nonFraction unitRef="usd" contextRef="ifaff5a04688f4997a27c915d8eb05db2_I20201231" decimals="-3" format="ixt:numdotdecimal" name="us-gaap:RegulatoryAssetsNoncurrent" scale="3" id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN181Mi9mcmFnOmRkYTk5NTdiODQ3YzQwMWU5NjMwZDM5NmQ3ZDY0NWQ3L3RhYmxlOjNiOTBiOTllNTE0YjQ5NWU5ZjM4NDI2N2FjZjQ5OGZlL3RhYmxlcmFuZ2U6M2I5MGI5OWU1MTRiNDk1ZTlmMzg0MjY3YWNmNDk4ZmVfMTMtOS0xLTEtMA_86015554-5e69-46f2-a4b4-a09ee4c070c9">168,395</ix:nonFraction>&#160;</span></td><td style="background-color:#ffffff;border-top:1pt solid #000;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"></td></tr><tr><td colspan="3" style="background-color:#dbdbdb;padding:2px 1pt;text-align:left;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:100%">Regulatory Liabilities</span></td><td colspan="3" style="background-color:#dbdbdb;padding:0 1pt"></td><td colspan="3" style="background-color:#dbdbdb;padding:0 1pt"></td><td colspan="3" style="background-color:#dbdbdb;padding:0 1pt"></td><td colspan="3" style="background-color:#dbdbdb;padding:0 1pt"></td><td colspan="3" style="background-color:#dbdbdb;padding:0 1pt"></td><td colspan="3" style="background-color:#dbdbdb;padding:0 1pt"></td><td colspan="3" style="background-color:#dbdbdb;padding:0 1pt"></td><td colspan="3" style="background-color:#dbdbdb;padding:0 1pt"></td><td colspan="3" style="background-color:#dbdbdb;padding:0 1pt"></td></tr><tr><td colspan="3" style="background-color:#ffffff;padding:2px 1pt 2px 7pt;text-align:left;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%">Deferred Income Taxes</span></td><td colspan="3" style="background-color:#ffffff;padding:2px 1pt;text-align:left;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%">Asset lives</span></td><td colspan="3" style="background-color:#ffffff;padding:0 1pt"></td><td style="background-color:#ffffff;padding:2px 0 2px 1pt;text-align:left;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:120%">$</span></td><td style="background-color:#ffffff;padding:2px 0;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:120%"><ix:nonFraction unitRef="usd" contextRef="i19ab0b4199c74009b1f0f0737b91f5a4_I20210331" decimals="-3" format="ixt:zerodash" name="us-gaap:RegulatoryLiabilityCurrent" scale="3" id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN181Mi9mcmFnOmRkYTk5NTdiODQ3YzQwMWU5NjMwZDM5NmQ3ZDY0NWQ3L3RhYmxlOjNiOTBiOTllNTE0YjQ5NWU5ZjM4NDI2N2FjZjQ5OGZlL3RhYmxlcmFuZ2U6M2I5MGI5OWU1MTRiNDk1ZTlmMzg0MjY3YWNmNDk4ZmVfMTUtMy0xLTEtMA_73171665-54fc-4d4c-bd2b-5f81930f03ed">&#8212;</ix:nonFraction></span><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">&#160;</span></td><td style="background-color:#ffffff;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"></td><td colspan="3" style="background-color:#ffffff;padding:0 1pt"></td><td style="background-color:#ffffff;padding:2px 0 2px 1pt;text-align:left;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:120%">$</span></td><td style="background-color:#ffffff;padding:2px 0;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:120%"><ix:nonFraction unitRef="usd" contextRef="i19ab0b4199c74009b1f0f0737b91f5a4_I20210331" decimals="-3" format="ixt:numdotdecimal" name="us-gaap:RegulatoryLiabilityNoncurrent" scale="3" id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN181Mi9mcmFnOmRkYTk5NTdiODQ3YzQwMWU5NjMwZDM5NmQ3ZDY0NWQ3L3RhYmxlOjNiOTBiOTllNTE0YjQ5NWU5ZjM4NDI2N2FjZjQ5OGZlL3RhYmxlcmFuZ2U6M2I5MGI5OWU1MTRiNDk1ZTlmMzg0MjY3YWNmNDk4ZmVfMTUtNS0xLTEtMA_39ca1c7a-eaf1-44c5-9d13-443515dc5bc2">133,306</ix:nonFraction></span><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">&#160;</span></td><td style="background-color:#ffffff;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"></td><td colspan="3" style="background-color:#ffffff;padding:0 1pt"></td><td style="background-color:#ffffff;padding:2px 0 2px 1pt;text-align:left;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">$</span></td><td style="background-color:#ffffff;padding:2px 0;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%"><ix:nonFraction unitRef="usd" contextRef="i2fbaa9dfce49453098455f2796e1116e_I20201231" decimals="-3" format="ixt:zerodash" name="us-gaap:RegulatoryLiabilityCurrent" scale="3" id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN181Mi9mcmFnOmRkYTk5NTdiODQ3YzQwMWU5NjMwZDM5NmQ3ZDY0NWQ3L3RhYmxlOjNiOTBiOTllNTE0YjQ5NWU5ZjM4NDI2N2FjZjQ5OGZlL3RhYmxlcmFuZ2U6M2I5MGI5OWU1MTRiNDk1ZTlmMzg0MjY3YWNmNDk4ZmVfMTUtNy0xLTEtMA_d872bfcd-e765-48ec-8c8c-ebf1c4c41213">&#8212;</ix:nonFraction>&#160;</span></td><td style="background-color:#ffffff;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"></td><td colspan="3" style="background-color:#ffffff;padding:0 1pt"></td><td style="background-color:#ffffff;padding:2px 0 2px 1pt;text-align:left;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">$</span></td><td style="background-color:#ffffff;padding:2px 0;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%"><ix:nonFraction unitRef="usd" contextRef="i2fbaa9dfce49453098455f2796e1116e_I20201231" decimals="-3" format="ixt:numdotdecimal" name="us-gaap:RegulatoryLiabilityNoncurrent" scale="3" id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN181Mi9mcmFnOmRkYTk5NTdiODQ3YzQwMWU5NjMwZDM5NmQ3ZDY0NWQ3L3RhYmxlOjNiOTBiOTllNTE0YjQ5NWU5ZjM4NDI2N2FjZjQ5OGZlL3RhYmxlcmFuZ2U6M2I5MGI5OWU1MTRiNDk1ZTlmMzg0MjY3YWNmNDk4ZmVfMTUtOS0xLTEtMA_bdf3fe8c-53fb-43fc-b355-75e462d09c10">134,719</ix:nonFraction>&#160;</span></td><td style="background-color:#ffffff;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"></td></tr><tr><td colspan="3" style="background-color:#dbdbdb;padding:2px 1pt 2px 7pt;text-align:left;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%">Plant Removal Obligations</span></td><td colspan="3" style="background-color:#dbdbdb;padding:2px 1pt;text-align:left;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%">Asset lives</span></td><td colspan="3" style="background-color:#dbdbdb;padding:0 1pt"></td><td colspan="2" style="background-color:#dbdbdb;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:120%"><ix:nonFraction unitRef="usd" contextRef="id7ffb5df68fc4e63a6645959c2075293_I20210331" decimals="-3" format="ixt:zerodash" name="us-gaap:RegulatoryLiabilityCurrent" scale="3" id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN181Mi9mcmFnOmRkYTk5NTdiODQ3YzQwMWU5NjMwZDM5NmQ3ZDY0NWQ3L3RhYmxlOjNiOTBiOTllNTE0YjQ5NWU5ZjM4NDI2N2FjZjQ5OGZlL3RhYmxlcmFuZ2U6M2I5MGI5OWU1MTRiNDk1ZTlmMzg0MjY3YWNmNDk4ZmVfMTYtMy0xLTEtMA_e7d8d41a-86fe-45e5-befc-a536c14cab57">&#8212;</ix:nonFraction></span><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">&#160;</span></td><td style="background-color:#dbdbdb;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"></td><td colspan="3" style="background-color:#dbdbdb;padding:0 1pt"></td><td colspan="2" style="background-color:#dbdbdb;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:120%"><ix:nonFraction unitRef="usd" contextRef="id7ffb5df68fc4e63a6645959c2075293_I20210331" decimals="-3" format="ixt:numdotdecimal" name="us-gaap:RegulatoryLiabilityNoncurrent" scale="3" id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN181Mi9mcmFnOmRkYTk5NTdiODQ3YzQwMWU5NjMwZDM5NmQ3ZDY0NWQ3L3RhYmxlOjNiOTBiOTllNTE0YjQ5NWU5ZjM4NDI2N2FjZjQ5OGZlL3RhYmxlcmFuZ2U6M2I5MGI5OWU1MTRiNDk1ZTlmMzg0MjY3YWNmNDk4ZmVfMTYtNS0xLTEtMA_efb9fd02-6786-4a55-a90a-832435a27afd">100,616</ix:nonFraction></span><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">&#160;</span></td><td style="background-color:#dbdbdb;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"></td><td colspan="3" style="background-color:#dbdbdb;padding:0 1pt"></td><td colspan="2" style="background-color:#dbdbdb;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%"><ix:nonFraction unitRef="usd" contextRef="i9fe764f5417544448675198cf4944900_I20201231" decimals="-3" format="ixt:zerodash" name="us-gaap:RegulatoryLiabilityCurrent" scale="3" id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN181Mi9mcmFnOmRkYTk5NTdiODQ3YzQwMWU5NjMwZDM5NmQ3ZDY0NWQ3L3RhYmxlOjNiOTBiOTllNTE0YjQ5NWU5ZjM4NDI2N2FjZjQ5OGZlL3RhYmxlcmFuZ2U6M2I5MGI5OWU1MTRiNDk1ZTlmMzg0MjY3YWNmNDk4ZmVfMTYtNy0xLTEtMA_04750567-3ea0-4d3d-8ce9-822bc42e2977">&#8212;</ix:nonFraction>&#160;</span></td><td style="background-color:#dbdbdb;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"></td><td colspan="3" style="background-color:#dbdbdb;padding:0 1pt"></td><td colspan="2" style="background-color:#dbdbdb;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%"><ix:nonFraction unitRef="usd" contextRef="i9fe764f5417544448675198cf4944900_I20201231" decimals="-3" format="ixt:numdotdecimal" name="us-gaap:RegulatoryLiabilityNoncurrent" scale="3" id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN181Mi9mcmFnOmRkYTk5NTdiODQ3YzQwMWU5NjMwZDM5NmQ3ZDY0NWQ3L3RhYmxlOjNiOTBiOTllNTE0YjQ5NWU5ZjM4NDI2N2FjZjQ5OGZlL3RhYmxlcmFuZ2U6M2I5MGI5OWU1MTRiNDk1ZTlmMzg0MjY3YWNmNDk4ZmVfMTYtOS0xLTEtMA_1151a7e1-4a7c-4914-bd69-a2573c2c20d4">98,707</ix:nonFraction>&#160;</span></td><td style="background-color:#dbdbdb;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"></td></tr><tr><td colspan="3" style="background-color:#ffffff;padding:2px 1pt 2px 7pt;text-align:left;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%">Fuel Clause Adjustments</span></td><td colspan="3" style="background-color:#ffffff;padding:2px 1pt;text-align:left;vertical-align:bottom"><div><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%">Up to <ix:nonNumeric contextRef="i907380c7668843759990dd2df9da0ee2_D20210101-20210331" format="ixt-sec:duryear" name="us-gaap:RegulatoryLiabilityAmortizationPeriod" id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN181Mi9mcmFnOmRkYTk5NTdiODQ3YzQwMWU5NjMwZDM5NmQ3ZDY0NWQ3L3RhYmxlOjNiOTBiOTllNTE0YjQ5NWU5ZjM4NDI2N2FjZjQ5OGZlL3RhYmxlcmFuZ2U6M2I5MGI5OWU1MTRiNDk1ZTlmMzg0MjY3YWNmNDk4ZmVfMTctMS0xLTEtMC90ZXh0cmVnaW9uOmYzZDdhZWIxN2EwYjQwODY5NTcyYTVjODdjMGQ4MmZkXzEwOTk1MTE2Mjc3ODk_c05b3f43-1e16-416f-bb1f-f7664d471305">1</ix:nonNumeric> year</span></div></td><td colspan="3" style="background-color:#ffffff;padding:0 1pt"></td><td colspan="2" style="background-color:#ffffff;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:120%"><ix:nonFraction unitRef="usd" contextRef="i9e08b864e5d645a0a21f44b0ad89fb49_I20210331" decimals="-3" format="ixt:numdotdecimal" name="us-gaap:RegulatoryLiabilityCurrent" scale="3" id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN181Mi9mcmFnOmRkYTk5NTdiODQ3YzQwMWU5NjMwZDM5NmQ3ZDY0NWQ3L3RhYmxlOjNiOTBiOTllNTE0YjQ5NWU5ZjM4NDI2N2FjZjQ5OGZlL3RhYmxlcmFuZ2U6M2I5MGI5OWU1MTRiNDk1ZTlmMzg0MjY3YWNmNDk4ZmVfMTctMy0xLTEtMA_88d78bf5-c178-43da-92c9-2e3bd154f9c1">7,072</ix:nonFraction></span><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">&#160;</span></td><td style="background-color:#ffffff;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"></td><td colspan="3" style="background-color:#ffffff;padding:0 1pt"></td><td colspan="2" style="background-color:#ffffff;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:120%"><ix:nonFraction unitRef="usd" contextRef="i9e08b864e5d645a0a21f44b0ad89fb49_I20210331" decimals="-3" format="ixt:zerodash" name="us-gaap:RegulatoryLiabilityNoncurrent" scale="3" id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN181Mi9mcmFnOmRkYTk5NTdiODQ3YzQwMWU5NjMwZDM5NmQ3ZDY0NWQ3L3RhYmxlOjNiOTBiOTllNTE0YjQ5NWU5ZjM4NDI2N2FjZjQ5OGZlL3RhYmxlcmFuZ2U6M2I5MGI5OWU1MTRiNDk1ZTlmMzg0MjY3YWNmNDk4ZmVfMTctNS0xLTEtMA_186753b8-79f2-4568-9583-8777b7d4a20d">&#8212;</ix:nonFraction></span><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">&#160;</span></td><td style="background-color:#ffffff;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"></td><td colspan="3" style="background-color:#ffffff;padding:0 1pt"></td><td colspan="2" style="background-color:#ffffff;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%"><ix:nonFraction unitRef="usd" contextRef="ibbf1f83753284846a97c045a86fb140a_I20201231" decimals="-3" format="ixt:numdotdecimal" name="us-gaap:RegulatoryLiabilityCurrent" scale="3" id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN181Mi9mcmFnOmRkYTk5NTdiODQ3YzQwMWU5NjMwZDM5NmQ3ZDY0NWQ3L3RhYmxlOjNiOTBiOTllNTE0YjQ5NWU5ZjM4NDI2N2FjZjQ5OGZlL3RhYmxlcmFuZ2U6M2I5MGI5OWU1MTRiNDk1ZTlmMzg0MjY3YWNmNDk4ZmVfMTctNy0xLTEtMA_1dd67228-5150-4507-9691-51d9ed9cad21">10,947</ix:nonFraction>&#160;</span></td><td style="background-color:#ffffff;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"></td><td colspan="3" style="background-color:#ffffff;padding:0 1pt"></td><td colspan="2" style="background-color:#ffffff;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%"><ix:nonFraction unitRef="usd" contextRef="ibbf1f83753284846a97c045a86fb140a_I20201231" decimals="-3" format="ixt:zerodash" name="us-gaap:RegulatoryLiabilityNoncurrent" scale="3" id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN181Mi9mcmFnOmRkYTk5NTdiODQ3YzQwMWU5NjMwZDM5NmQ3ZDY0NWQ3L3RhYmxlOjNiOTBiOTllNTE0YjQ5NWU5ZjM4NDI2N2FjZjQ5OGZlL3RhYmxlcmFuZ2U6M2I5MGI5OWU1MTRiNDk1ZTlmMzg0MjY3YWNmNDk4ZmVfMTctOS0xLTEtMA_25e57442-7a2f-40b5-a312-a39d81f48ace">&#8212;</ix:nonFraction>&#160;</span></td><td style="background-color:#ffffff;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"></td></tr><tr><td colspan="3" style="background-color:#dbdbdb;padding:2px 1pt 2px 7pt;text-align:left;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%">Alternative Revenue Program Riders</span></td><td colspan="3" style="background-color:#dbdbdb;padding:2px 1pt;text-align:left;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%">Various</span></td><td colspan="3" style="background-color:#dbdbdb;padding:0 1pt"></td><td colspan="2" style="background-color:#dbdbdb;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:100%"><ix:nonFraction unitRef="usd" contextRef="i12d8036db891455a9d7588ee793e3333_I20210331" decimals="-3" format="ixt:numdotdecimal" name="us-gaap:RegulatoryLiabilityCurrent" scale="3" id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN181Mi9mcmFnOmRkYTk5NTdiODQ3YzQwMWU5NjMwZDM5NmQ3ZDY0NWQ3L3RhYmxlOjNiOTBiOTllNTE0YjQ5NWU5ZjM4NDI2N2FjZjQ5OGZlL3RhYmxlcmFuZ2U6M2I5MGI5OWU1MTRiNDk1ZTlmMzg0MjY3YWNmNDk4ZmVfMTgtMy0xLTEtMA_10ee25fb-583d-43ad-a86c-1d0272291172">3,306</ix:nonFraction></span><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%">&#160;</span></td><td style="background-color:#dbdbdb;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"></td><td colspan="3" style="background-color:#dbdbdb;padding:0 1pt"></td><td colspan="2" style="background-color:#dbdbdb;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:100%"><ix:nonFraction unitRef="usd" contextRef="i12d8036db891455a9d7588ee793e3333_I20210331" decimals="-3" name="us-gaap:RegulatoryLiabilityNoncurrent" scale="3" id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN181Mi9mcmFnOmRkYTk5NTdiODQ3YzQwMWU5NjMwZDM5NmQ3ZDY0NWQ3L3RhYmxlOjNiOTBiOTllNTE0YjQ5NWU5ZjM4NDI2N2FjZjQ5OGZlL3RhYmxlcmFuZ2U6M2I5MGI5OWU1MTRiNDk1ZTlmMzg0MjY3YWNmNDk4ZmVfMTgtNS0xLTEtMA_40d4dfef-cbb1-4529-8324-8068c1f387b8">837</ix:nonFraction></span><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%">&#160;</span></td><td style="background-color:#dbdbdb;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"></td><td colspan="3" style="background-color:#dbdbdb;padding:0 1pt"></td><td colspan="2" style="background-color:#dbdbdb;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%"><ix:nonFraction unitRef="usd" contextRef="i8f9dcf0954224a9f85813f57b5d380cb_I20201231" decimals="-3" format="ixt:numdotdecimal" name="us-gaap:RegulatoryLiabilityCurrent" scale="3" id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN181Mi9mcmFnOmRkYTk5NTdiODQ3YzQwMWU5NjMwZDM5NmQ3ZDY0NWQ3L3RhYmxlOjNiOTBiOTllNTE0YjQ5NWU5ZjM4NDI2N2FjZjQ5OGZlL3RhYmxlcmFuZ2U6M2I5MGI5OWU1MTRiNDk1ZTlmMzg0MjY3YWNmNDk4ZmVfMTgtNy0xLTEtMA_42ea5d9a-a055-4030-ba04-aff24a1d1e1b">3,581</ix:nonFraction>&#160;</span></td><td style="background-color:#dbdbdb;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"></td><td colspan="3" style="background-color:#dbdbdb;padding:0 1pt"></td><td colspan="2" style="background-color:#dbdbdb;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%"><ix:nonFraction unitRef="usd" contextRef="i8f9dcf0954224a9f85813f57b5d380cb_I20201231" decimals="-3" name="us-gaap:RegulatoryLiabilityNoncurrent" scale="3" id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN181Mi9mcmFnOmRkYTk5NTdiODQ3YzQwMWU5NjMwZDM5NmQ3ZDY0NWQ3L3RhYmxlOjNiOTBiOTllNTE0YjQ5NWU5ZjM4NDI2N2FjZjQ5OGZlL3RhYmxlcmFuZ2U6M2I5MGI5OWU1MTRiNDk1ZTlmMzg0MjY3YWNmNDk4ZmVfMTgtOS0xLTEtMA_c251d388-2647-4f77-83a2-ec41be83f1e3">470</ix:nonFraction>&#160;</span></td><td style="background-color:#dbdbdb;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"></td></tr><tr><td colspan="3" style="background-color:#ffffff;padding:2px 1pt 2px 7pt;text-align:left;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%">Pension and Other Postretirement Benefit Plans</span></td><td colspan="3" style="background-color:#ffffff;padding:2px 1pt;text-align:left;vertical-align:bottom"><div><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%">Up to <ix:nonNumeric contextRef="i16cbd486e2f6443dbc92882a91ab4162_D20210101-20210331" format="ixt-sec:duryear" name="us-gaap:RegulatoryLiabilityAmortizationPeriod" id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN181Mi9mcmFnOmRkYTk5NTdiODQ3YzQwMWU5NjMwZDM5NmQ3ZDY0NWQ3L3RhYmxlOjNiOTBiOTllNTE0YjQ5NWU5ZjM4NDI2N2FjZjQ5OGZlL3RhYmxlcmFuZ2U6M2I5MGI5OWU1MTRiNDk1ZTlmMzg0MjY3YWNmNDk4ZmVfMTktMS0xLTEtMC90ZXh0cmVnaW9uOjYyZmU1NjE5MDQzZDQwYzhhNTQ4OGY0ODIzZWI0ZTYwXzEwOTk1MTE2Mjc3ODk_93dab107-d8e4-426e-a162-757b52074ed4">1</ix:nonNumeric> year</span></div></td><td colspan="3" style="background-color:#ffffff;padding:0 1pt"></td><td colspan="2" style="background-color:#ffffff;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:100%"><ix:nonFraction unitRef="usd" contextRef="ife5c42e3aa41468d9f019bd74c58c2c6_I20210331" decimals="-3" format="ixt:numdotdecimal" name="us-gaap:RegulatoryLiabilityCurrent" scale="3" id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN181Mi9mcmFnOmRkYTk5NTdiODQ3YzQwMWU5NjMwZDM5NmQ3ZDY0NWQ3L3RhYmxlOjNiOTBiOTllNTE0YjQ5NWU5ZjM4NDI2N2FjZjQ5OGZlL3RhYmxlcmFuZ2U6M2I5MGI5OWU1MTRiNDk1ZTlmMzg0MjY3YWNmNDk4ZmVfMTktMy0xLTEtMA_f3c95747-bd76-4562-831c-06dee66c831f">1,959</ix:nonFraction></span><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%">&#160;</span></td><td style="background-color:#ffffff;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"></td><td colspan="3" style="background-color:#ffffff;padding:0 1pt"></td><td colspan="2" style="background-color:#ffffff;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:100%"><ix:nonFraction unitRef="usd" contextRef="ife5c42e3aa41468d9f019bd74c58c2c6_I20210331" decimals="-3" format="ixt:zerodash" name="us-gaap:RegulatoryLiabilityNoncurrent" scale="3" id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN181Mi9mcmFnOmRkYTk5NTdiODQ3YzQwMWU5NjMwZDM5NmQ3ZDY0NWQ3L3RhYmxlOjNiOTBiOTllNTE0YjQ5NWU5ZjM4NDI2N2FjZjQ5OGZlL3RhYmxlcmFuZ2U6M2I5MGI5OWU1MTRiNDk1ZTlmMzg0MjY3YWNmNDk4ZmVfMTktNS0xLTEtMA_f7e121ca-e995-4cc2-a454-15aa8fbd2597">&#8212;</ix:nonFraction></span><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%">&#160;</span></td><td style="background-color:#ffffff;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"></td><td colspan="3" style="background-color:#ffffff;padding:0 1pt"></td><td colspan="2" style="background-color:#ffffff;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%"><ix:nonFraction unitRef="usd" contextRef="i1d4a9903371e455c9dfc08b1d58fa022_I20201231" decimals="-3" format="ixt:numdotdecimal" name="us-gaap:RegulatoryLiabilityCurrent" scale="3" id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN181Mi9mcmFnOmRkYTk5NTdiODQ3YzQwMWU5NjMwZDM5NmQ3ZDY0NWQ3L3RhYmxlOjNiOTBiOTllNTE0YjQ5NWU5ZjM4NDI2N2FjZjQ5OGZlL3RhYmxlcmFuZ2U6M2I5MGI5OWU1MTRiNDk1ZTlmMzg0MjY3YWNmNDk4ZmVfMTktNy0xLTEtMA_c39db611-c303-4d07-954a-9c6249e5ac40">1,959</ix:nonFraction>&#160;</span></td><td style="background-color:#ffffff;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"></td><td colspan="3" style="background-color:#ffffff;padding:0 1pt"></td><td colspan="2" style="background-color:#ffffff;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%"><ix:nonFraction unitRef="usd" contextRef="i1d4a9903371e455c9dfc08b1d58fa022_I20201231" decimals="-3" format="ixt:zerodash" name="us-gaap:RegulatoryLiabilityNoncurrent" scale="3" id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN181Mi9mcmFnOmRkYTk5NTdiODQ3YzQwMWU5NjMwZDM5NmQ3ZDY0NWQ3L3RhYmxlOjNiOTBiOTllNTE0YjQ5NWU5ZjM4NDI2N2FjZjQ5OGZlL3RhYmxlcmFuZ2U6M2I5MGI5OWU1MTRiNDk1ZTlmMzg0MjY3YWNmNDk4ZmVfMTktOS0xLTEtMA_21c83b46-de21-4868-a304-ee0399a665f8">&#8212;</ix:nonFraction>&#160;</span></td><td style="background-color:#ffffff;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"></td></tr><tr><td colspan="3" style="display:none"></td><td colspan="3" style="display:none"></td><td colspan="3" style="display:none"></td><td colspan="3" style="display:none"></td><td colspan="3" style="display:none"></td><td colspan="3" style="display:none"></td><td colspan="3" style="display:none"></td><td colspan="3" style="display:none"></td><td colspan="3" style="display:none"></td><td colspan="3" style="display:none"></td></tr><tr><td colspan="3" style="display:none"></td><td colspan="3" style="display:none"></td><td colspan="3" style="display:none"></td><td colspan="3" style="display:none"></td><td colspan="3" style="display:none"></td><td colspan="3" style="display:none"></td><td colspan="3" style="display:none"></td><td colspan="3" style="display:none"></td><td colspan="3" style="display:none"></td><td colspan="3" style="display:none"></td></tr><tr><td colspan="3" style="background-color:#dbdbdb;padding:2px 1pt 2px 7pt;text-align:left;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%">Other</span></td><td colspan="3" style="background-color:#dbdbdb;padding:2px 1pt;text-align:left;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%">Various</span></td><td colspan="3" style="background-color:#dbdbdb;padding:0 1pt"></td><td colspan="2" style="background-color:#dbdbdb;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:100%"><ix:nonFraction unitRef="usd" contextRef="if194c5c77f314e1b88cf171e3c99f871_I20210331" decimals="-3" name="us-gaap:RegulatoryLiabilityCurrent" scale="3" id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN181Mi9mcmFnOmRkYTk5NTdiODQ3YzQwMWU5NjMwZDM5NmQ3ZDY0NWQ3L3RhYmxlOjNiOTBiOTllNTE0YjQ5NWU5ZjM4NDI2N2FjZjQ5OGZlL3RhYmxlcmFuZ2U6M2I5MGI5OWU1MTRiNDk1ZTlmMzg0MjY3YWNmNDk4ZmVfMjItMy0xLTEtMA_42c525bf-5e15-4f13-8a5c-c3c89d939c05">180</ix:nonFraction></span><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%">&#160;</span></td><td style="background-color:#dbdbdb;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"></td><td colspan="3" style="background-color:#dbdbdb;padding:0 1pt"></td><td colspan="2" style="background-color:#dbdbdb;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:100%"><ix:nonFraction unitRef="usd" contextRef="if194c5c77f314e1b88cf171e3c99f871_I20210331" decimals="-3" name="us-gaap:RegulatoryLiabilityNoncurrent" scale="3" id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN181Mi9mcmFnOmRkYTk5NTdiODQ3YzQwMWU5NjMwZDM5NmQ3ZDY0NWQ3L3RhYmxlOjNiOTBiOTllNTE0YjQ5NWU5ZjM4NDI2N2FjZjQ5OGZlL3RhYmxlcmFuZ2U6M2I5MGI5OWU1MTRiNDk1ZTlmMzg0MjY3YWNmNDk4ZmVfMjItNS0xLTEtMA_7a972fc3-8c50-4ab4-a9c9-954d55db255f">227</ix:nonFraction></span><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%">&#160;</span></td><td style="background-color:#dbdbdb;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"></td><td colspan="3" style="background-color:#dbdbdb;padding:0 1pt"></td><td colspan="2" style="background-color:#dbdbdb;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%"><ix:nonFraction unitRef="usd" contextRef="i9f5f54678a7b4028a06e967a06d18f36_I20201231" decimals="-3" name="us-gaap:RegulatoryLiabilityCurrent" scale="3" id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN181Mi9mcmFnOmRkYTk5NTdiODQ3YzQwMWU5NjMwZDM5NmQ3ZDY0NWQ3L3RhYmxlOjNiOTBiOTllNTE0YjQ5NWU5ZjM4NDI2N2FjZjQ5OGZlL3RhYmxlcmFuZ2U6M2I5MGI5OWU1MTRiNDk1ZTlmMzg0MjY3YWNmNDk4ZmVfMjItNy0xLTEtMA_2a9b2841-82c9-4d10-b63b-3a3a941afe20">176</ix:nonFraction>&#160;</span></td><td style="background-color:#dbdbdb;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"></td><td colspan="3" style="background-color:#dbdbdb;padding:0 1pt"></td><td colspan="2" style="background-color:#dbdbdb;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%"><ix:nonFraction unitRef="usd" contextRef="i9f5f54678a7b4028a06e967a06d18f36_I20201231" decimals="-3" name="us-gaap:RegulatoryLiabilityNoncurrent" scale="3" id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN181Mi9mcmFnOmRkYTk5NTdiODQ3YzQwMWU5NjMwZDM5NmQ3ZDY0NWQ3L3RhYmxlOjNiOTBiOTllNTE0YjQ5NWU5ZjM4NDI2N2FjZjQ5OGZlL3RhYmxlcmFuZ2U6M2I5MGI5OWU1MTRiNDk1ZTlmMzg0MjY3YWNmNDk4ZmVfMjItOS0xLTEtMA_448e5e5f-44f3-4fe9-85c3-e6d2491ae4fc">77</ix:nonFraction>&#160;</span></td><td style="background-color:#dbdbdb;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"></td></tr><tr><td colspan="3" style="background-color:#ffffff;border-top:1pt solid #000;padding:2px 1pt 2px 13pt;text-align:left;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:100%">Total Regulatory Liabilities</span></td><td colspan="3" style="background-color:#ffffff;border-top:1pt solid #000;padding:0 1pt"></td><td colspan="3" style="background-color:#ffffff;border-top:1pt solid #000;padding:0 1pt"></td><td style="background-color:#ffffff;border-top:1pt solid #000;padding:2px 0 2px 1pt;text-align:left;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:100%">$</span></td><td style="background-color:#ffffff;border-top:1pt solid #000;padding:2px 0;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:100%"><ix:nonFraction unitRef="usd" contextRef="i5458f4d6e23940ca92dd24eb67c70571_I20210331" decimals="-3" format="ixt:numdotdecimal" name="us-gaap:RegulatoryLiabilityCurrent" scale="3" id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN181Mi9mcmFnOmRkYTk5NTdiODQ3YzQwMWU5NjMwZDM5NmQ3ZDY0NWQ3L3RhYmxlOjNiOTBiOTllNTE0YjQ5NWU5ZjM4NDI2N2FjZjQ5OGZlL3RhYmxlcmFuZ2U6M2I5MGI5OWU1MTRiNDk1ZTlmMzg0MjY3YWNmNDk4ZmVfMjMtMy0xLTEtMA_30d632fb-02e9-4ff7-8caf-94be4505f659">12,517</ix:nonFraction></span><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%">&#160;</span></td><td style="background-color:#ffffff;border-top:1pt solid #000;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"></td><td colspan="3" style="background-color:#ffffff;border-top:1pt solid #000;padding:0 1pt"></td><td style="background-color:#ffffff;border-top:1pt solid #000;padding:2px 0 2px 1pt;text-align:left;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:100%">$</span></td><td style="background-color:#ffffff;border-top:1pt solid #000;padding:2px 0;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:100%"><ix:nonFraction unitRef="usd" contextRef="i5458f4d6e23940ca92dd24eb67c70571_I20210331" decimals="-3" format="ixt:numdotdecimal" name="us-gaap:RegulatoryLiabilityNoncurrent" scale="3" id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN181Mi9mcmFnOmRkYTk5NTdiODQ3YzQwMWU5NjMwZDM5NmQ3ZDY0NWQ3L3RhYmxlOjNiOTBiOTllNTE0YjQ5NWU5ZjM4NDI2N2FjZjQ5OGZlL3RhYmxlcmFuZ2U6M2I5MGI5OWU1MTRiNDk1ZTlmMzg0MjY3YWNmNDk4ZmVfMjMtNS0xLTEtMA_fc665c35-45ac-404d-8199-748585bda52c">234,986</ix:nonFraction></span><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%">&#160;</span></td><td style="background-color:#ffffff;border-top:1pt solid #000;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"></td><td colspan="3" style="background-color:#ffffff;border-top:1pt solid #000;padding:0 1pt"></td><td style="background-color:#ffffff;border-top:1pt solid #000;padding:2px 0 2px 1pt;text-align:left;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%">$</span></td><td style="background-color:#ffffff;border-top:1pt solid #000;padding:2px 0;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%"><ix:nonFraction unitRef="usd" contextRef="ifaff5a04688f4997a27c915d8eb05db2_I20201231" decimals="-3" format="ixt:numdotdecimal" name="us-gaap:RegulatoryLiabilityCurrent" scale="3" id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN181Mi9mcmFnOmRkYTk5NTdiODQ3YzQwMWU5NjMwZDM5NmQ3ZDY0NWQ3L3RhYmxlOjNiOTBiOTllNTE0YjQ5NWU5ZjM4NDI2N2FjZjQ5OGZlL3RhYmxlcmFuZ2U6M2I5MGI5OWU1MTRiNDk1ZTlmMzg0MjY3YWNmNDk4ZmVfMjMtNy0xLTEtMA_ee437066-9c4e-4caf-bb27-d8c348e82e84">16,663</ix:nonFraction>&#160;</span></td><td style="background-color:#ffffff;border-top:1pt solid #000;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"></td><td colspan="3" style="background-color:#ffffff;border-top:1pt solid #000;padding:0 1pt"></td><td style="background-color:#ffffff;border-top:1pt solid #000;padding:2px 0 2px 1pt;text-align:left;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%">$</span></td><td style="background-color:#ffffff;border-top:1pt solid #000;padding:2px 0;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%"><ix:nonFraction unitRef="usd" contextRef="ifaff5a04688f4997a27c915d8eb05db2_I20201231" decimals="-3" format="ixt:numdotdecimal" name="us-gaap:RegulatoryLiabilityNoncurrent" scale="3" id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN181Mi9mcmFnOmRkYTk5NTdiODQ3YzQwMWU5NjMwZDM5NmQ3ZDY0NWQ3L3RhYmxlOjNiOTBiOTllNTE0YjQ5NWU5ZjM4NDI2N2FjZjQ5OGZlL3RhYmxlcmFuZ2U6M2I5MGI5OWU1MTRiNDk1ZTlmMzg0MjY3YWNmNDk4ZmVfMjMtOS0xLTEtMA_ed02f775-7eee-4621-86d8-d2dccabf422f">233,973</ix:nonFraction>&#160;</span></td><td style="background-color:#ffffff;border-top:1pt solid #000;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"></td></tr><tr style="height:3pt"><td colspan="3" style="padding:0 1pt"></td><td colspan="3" style="padding:0 1pt"></td><td colspan="3" style="padding:0 1pt"></td><td colspan="3" style="padding:0 1pt"></td><td colspan="3" style="padding:0 1pt"></td><td colspan="3" style="padding:0 1pt"></td><td colspan="3" style="padding:0 1pt"></td><td colspan="3" style="padding:0 1pt"></td><td colspan="3" style="padding:0 1pt"></td><td colspan="3" style="padding:0 1pt"></td></tr><tr><td colspan="3" style="border-top:1pt solid #000;padding:2px 1pt;text-align:left;vertical-align:bottom"><div><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:4.55pt;font-style:italic;font-weight:400;line-height:100%;position:relative;top:-2.44pt;vertical-align:baseline">1</span><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:7pt;font-style:italic;font-weight:400;line-height:100%">Costs subject to recovery without a rate of return.</span></div></td><td colspan="3" style="border-top:1pt solid #000;padding:0 1pt"></td><td colspan="3" style="padding:0 1pt"></td><td colspan="3" style="padding:0 1pt"></td><td colspan="3" style="padding:0 1pt"></td><td colspan="3" style="padding:0 1pt"></td><td colspan="3" style="padding:0 1pt"></td><td colspan="3" style="padding:0 1pt"></td><td colspan="3" style="padding:0 1pt"></td><td colspan="3" style="padding:0 1pt"></td></tr><tr><td colspan="3" style="padding:2px 1pt;text-align:left;vertical-align:bottom"><div><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:4.55pt;font-style:italic;font-weight:400;line-height:100%;position:relative;top:-2.44pt;vertical-align:baseline">2</span><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:7pt;font-style:italic;font-weight:400;line-height:100%">Amount eligible for recovery includes an incentive or rate of return.</span></div></td><td colspan="3" style="padding:0 1pt"></td><td colspan="3" style="padding:0 1pt"></td><td colspan="3" style="padding:0 1pt"></td><td colspan="3" style="padding:0 1pt"></td><td colspan="3" style="padding:0 1pt"></td><td colspan="3" style="padding:0 1pt"></td><td colspan="3" style="padding:0 1pt"></td><td colspan="3" style="padding:0 1pt"></td><td colspan="3" style="padding:0 1pt"></td></tr></table></div></ix:nonNumeric></ix:continuation><div id="i3ccd65d188014ef19fc37bf6a1f38117_55"></div><div style="margin-bottom:9pt;margin-top:12pt"><span><br/></span></div><div style="height:54pt;position:relative;width:100%"><div style="bottom:0;position:absolute;width:100%"><div style="text-align:right"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:9pt;font-weight:400;line-height:120%">11</span></div></div></div><hr style="page-break-after:always"/><div style="min-height:54pt;width:100%"><div><span style="color:#0000ff;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%;text-decoration:underline"><a style="color:#0000ff;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%;text-decoration:underline" href="#i3ccd65d188014ef19fc37bf6a1f38117_7">Table of </a><a style="color:#0000ff;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%;text-decoration:underline" href="#i3ccd65d188014ef19fc37bf6a1f38117_7">Contents</a></span></div></div><div style="margin-bottom:9pt;margin-top:12pt"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:11pt;font-weight:700;line-height:120%">6. <ix:nonNumeric contextRef="i3a76d1213b09470fa8c6c3f49fa75d98_D20210101-20210331" name="us-gaap:DebtDisclosureTextBlock" id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN181NS9mcmFnOjQxNWY0MTBkOTY0ZjQ4ZTI5MGY5NDkzNDExMDc1NWE5L3RleHRyZWdpb246NDE1ZjQxMGQ5NjRmNDhlMjkwZjk0OTM0MTEwNzU1YTlfNDAz_5bfed7a9-1f05-4fa0-af21-e4b0ca4dfb46" continuedAt="ia6fd25c669d940f39b50f3cafc07af5d" escape="true">Short-Term and Long-Term Borrowings</ix:nonNumeric></span></div><ix:continuation id="ia6fd25c669d940f39b50f3cafc07af5d"><div style="margin-bottom:3pt"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:9pt;font-weight:400;line-height:120%">The following is a summary of our outstanding short and long-term borrowings by borrower, Otter Tail Corporation (OTC) or Otter Tail Power Company (OTP), as of March&#160;31, 2021 and December&#160;31, 2020:</span></div><div style="margin-top:6pt"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:9pt;font-weight:700;line-height:120%">Short-Term Debt</span></div><ix:nonNumeric contextRef="i3a76d1213b09470fa8c6c3f49fa75d98_D20210101-20210331" name="us-gaap:ScheduleOfLineOfCreditFacilitiesTextBlock" id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN181NS9mcmFnOjQxNWY0MTBkOTY0ZjQ4ZTI5MGY5NDkzNDExMDc1NWE5L3RleHRyZWdpb246NDE1ZjQxMGQ5NjRmNDhlMjkwZjk0OTM0MTEwNzU1YTlfNDA1_bbaab98c-fef4-4d5c-b0d9-85e7588733f1" escape="true"><div style="margin-bottom:3pt"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:9pt;font-weight:400;line-height:120%">The following is a summary of our lines of credit as of March&#160;31, 2021 and December&#160;31, 2020:</span></div><div style="margin-bottom:6pt"><table style="border-collapse:collapse;display:inline-table;margin-bottom:5pt;vertical-align:text-bottom;width:100.000%"><tr><td style="width:1.0%"></td><td style="width:36.122%"></td><td style="width:0.1%"></td><td style="width:1.0%"></td><td style="width:10.011%"></td><td style="width:0.1%"></td><td style="width:0.1%"></td><td style="width:1.605%"></td><td style="width:0.1%"></td><td style="width:1.0%"></td><td style="width:10.011%"></td><td style="width:0.1%"></td><td style="width:0.1%"></td><td style="width:1.605%"></td><td style="width:0.1%"></td><td style="width:1.0%"></td><td style="width:10.011%"></td><td style="width:0.1%"></td><td style="width:0.1%"></td><td style="width:1.605%"></td><td style="width:0.1%"></td><td style="width:1.0%"></td><td style="width:10.011%"></td><td style="width:0.1%"></td><td style="width:0.1%"></td><td style="width:1.605%"></td><td style="width:0.1%"></td><td style="width:1.0%"></td><td style="width:10.014%"></td><td style="width:0.1%"></td></tr><tr><td colspan="3" style="padding:0 1pt"></td><td colspan="3" style="padding:0 1pt"></td><td colspan="3" style="padding:0 1pt"></td><td colspan="15" style="padding:2px 1pt;text-align:center;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-style:italic;font-weight:700;line-height:120%">March 31, 2021</span></td><td colspan="3" style="padding:0 1pt"></td><td colspan="3" style="padding:2px 1pt;text-align:center;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-style:italic;font-weight:700;line-height:120%">December 31,<br/>2020</span></td></tr><tr><td colspan="3" style="padding:2px 1pt;text-align:left;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-style:italic;font-weight:700;line-height:120%">(in thousands)</span></td><td colspan="3" style="padding:2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-style:italic;font-weight:700;line-height:120%">Line Limit</span></td><td colspan="3" style="padding:0 1pt"></td><td colspan="3" style="border-top:1pt solid #000;padding:2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-style:italic;font-weight:700;line-height:120%">Amount Outstanding</span></td><td colspan="3" style="border-top:1pt solid #000;padding:0 1pt"></td><td colspan="3" style="border-top:1pt solid #000;padding:2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-style:italic;font-weight:700;line-height:120%">Letters <br/>of Credit</span></td><td colspan="3" style="border-top:1pt solid #000;padding:0 1pt"></td><td colspan="3" style="border-top:1pt solid #000;padding:2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-style:italic;font-weight:700;line-height:120%">Amount Available</span></td><td colspan="3" style="padding:0 1pt"></td><td colspan="3" style="border-top:1pt solid #000;padding:2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-style:italic;font-weight:700;line-height:120%">Amount Available</span></td></tr><tr style="height:3pt"><td colspan="3" style="border-top:1pt solid #000;padding:0 1pt"></td><td colspan="3" style="border-top:1pt solid #000;padding:0 1pt"></td><td colspan="3" style="border-top:1pt solid #000;padding:0 1pt"></td><td colspan="3" style="border-top:1pt solid #000;padding:0 1pt"></td><td colspan="3" style="border-top:1pt solid #000;padding:0 1pt"></td><td colspan="3" style="border-top:1pt solid #000;padding:0 1pt"></td><td colspan="3" style="border-top:1pt solid #000;padding:0 1pt"></td><td colspan="3" style="border-top:1pt solid #000;padding:0 1pt"></td><td colspan="3" style="border-top:1pt solid #000;padding:0 1pt"></td><td colspan="3" style="border-top:1pt solid #000;padding:0 1pt"></td></tr><tr><td colspan="3" style="background-color:#dbdbdb;padding:2px 1pt;text-align:left;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">OTC Credit Agreement</span></td><td style="background-color:#dbdbdb;padding:2px 0 2px 1pt;text-align:left;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">$</span></td><td style="background-color:#dbdbdb;padding:2px 0;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%"><ix:nonFraction unitRef="usd" contextRef="ic1b508149fb34f31984a9924c3269f4c_I20201231" decimals="INF" format="ixt:numdotdecimal" name="us-gaap:LineOfCreditFacilityMaximumBorrowingCapacity" scale="3" id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN181NS9mcmFnOjQxNWY0MTBkOTY0ZjQ4ZTI5MGY5NDkzNDExMDc1NWE5L3RhYmxlOjhjZTQwODQwOTBiNjRhMTBiMDg5NjdlYWRhZTFkYjk0L3RhYmxlcmFuZ2U6OGNlNDA4NDA5MGI2NGExMGIwODk2N2VhZGFlMWRiOTRfMy0xLTEtMS0w_7d051161-e9b3-43d3-bf3f-2056b7ec0cd7"><ix:nonFraction unitRef="usd" contextRef="i0b13f549c3314f26aa012c6346c6774b_I20210331" decimals="INF" format="ixt:numdotdecimal" name="us-gaap:LineOfCreditFacilityMaximumBorrowingCapacity" scale="3" id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN181NS9mcmFnOjQxNWY0MTBkOTY0ZjQ4ZTI5MGY5NDkzNDExMDc1NWE5L3RhYmxlOjhjZTQwODQwOTBiNjRhMTBiMDg5NjdlYWRhZTFkYjk0L3RhYmxlcmFuZ2U6OGNlNDA4NDA5MGI2NGExMGIwODk2N2VhZGFlMWRiOTRfMy0xLTEtMS0w_d3f136b3-48f8-44a6-af1e-df2347c88596">170,000</ix:nonFraction></ix:nonFraction>&#160;</span></td><td style="background-color:#dbdbdb;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"></td><td colspan="3" style="background-color:#dbdbdb;padding:0 1pt"></td><td style="background-color:#dbdbdb;padding:2px 0 2px 1pt;text-align:left;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">$</span></td><td style="background-color:#dbdbdb;padding:2px 0;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%"><ix:nonFraction unitRef="usd" contextRef="i0b13f549c3314f26aa012c6346c6774b_I20210331" decimals="-3" format="ixt:numdotdecimal" name="us-gaap:ShortTermBorrowings" scale="3" id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN181NS9mcmFnOjQxNWY0MTBkOTY0ZjQ4ZTI5MGY5NDkzNDExMDc1NWE5L3RhYmxlOjhjZTQwODQwOTBiNjRhMTBiMDg5NjdlYWRhZTFkYjk0L3RhYmxlcmFuZ2U6OGNlNDA4NDA5MGI2NGExMGIwODk2N2VhZGFlMWRiOTRfMy0zLTEtMS0w_8628c2dc-4762-4d4e-9fc6-5c31387f94f2">78,206</ix:nonFraction>&#160;</span></td><td style="background-color:#dbdbdb;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"></td><td colspan="3" style="background-color:#dbdbdb;padding:0 1pt"></td><td style="background-color:#dbdbdb;padding:2px 0 2px 1pt;text-align:left;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">$</span></td><td style="background-color:#dbdbdb;padding:2px 0;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%"><ix:nonFraction unitRef="usd" contextRef="i0b13f549c3314f26aa012c6346c6774b_I20210331" decimals="-3" format="ixt:zerodash" name="us-gaap:LettersOfCreditOutstandingAmount" scale="3" id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN181NS9mcmFnOjQxNWY0MTBkOTY0ZjQ4ZTI5MGY5NDkzNDExMDc1NWE5L3RhYmxlOjhjZTQwODQwOTBiNjRhMTBiMDg5NjdlYWRhZTFkYjk0L3RhYmxlcmFuZ2U6OGNlNDA4NDA5MGI2NGExMGIwODk2N2VhZGFlMWRiOTRfMy01LTEtMS0w_555d00ed-14b0-4ca5-8f42-eafb5d0ae95a">&#8212;</ix:nonFraction>&#160;</span></td><td style="background-color:#dbdbdb;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"></td><td colspan="3" style="background-color:#dbdbdb;padding:0 1pt"></td><td style="background-color:#dbdbdb;padding:2px 0 2px 1pt;text-align:left;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:120%">$</span></td><td style="background-color:#dbdbdb;padding:2px 0;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:120%"><ix:nonFraction unitRef="usd" contextRef="i0b13f549c3314f26aa012c6346c6774b_I20210331" decimals="-3" format="ixt:numdotdecimal" name="us-gaap:LineOfCreditFacilityRemainingBorrowingCapacity" scale="3" id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN181NS9mcmFnOjQxNWY0MTBkOTY0ZjQ4ZTI5MGY5NDkzNDExMDc1NWE5L3RhYmxlOjhjZTQwODQwOTBiNjRhMTBiMDg5NjdlYWRhZTFkYjk0L3RhYmxlcmFuZ2U6OGNlNDA4NDA5MGI2NGExMGIwODk2N2VhZGFlMWRiOTRfMy03LTEtMS0w_51009da0-4fbe-4f4b-921f-79593044affe">91,794</ix:nonFraction></span><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">&#160;</span></td><td style="background-color:#dbdbdb;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"></td><td colspan="3" style="background-color:#dbdbdb;padding:0 1pt"></td><td style="background-color:#dbdbdb;padding:2px 0 2px 1pt;text-align:left;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">$</span></td><td style="background-color:#dbdbdb;padding:2px 0;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%"><ix:nonFraction unitRef="usd" contextRef="ic1b508149fb34f31984a9924c3269f4c_I20201231" decimals="-3" format="ixt:numdotdecimal" name="us-gaap:LineOfCreditFacilityRemainingBorrowingCapacity" scale="3" id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN181NS9mcmFnOjQxNWY0MTBkOTY0ZjQ4ZTI5MGY5NDkzNDExMDc1NWE5L3RhYmxlOjhjZTQwODQwOTBiNjRhMTBiMDg5NjdlYWRhZTFkYjk0L3RhYmxlcmFuZ2U6OGNlNDA4NDA5MGI2NGExMGIwODk2N2VhZGFlMWRiOTRfMy05LTEtMS0w_88ed74c1-8435-4e99-8a6d-0ad10e2077e7">104,834</ix:nonFraction>&#160;</span></td><td style="background-color:#dbdbdb;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"></td></tr><tr><td colspan="3" style="background-color:#ffffff;padding:2px 1pt;text-align:left;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">OTP Credit Agreement</span></td><td colspan="2" style="background-color:#ffffff;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%"><ix:nonFraction unitRef="usd" contextRef="i1bd13a0689664a159a19c0dd0c512935_I20210331" decimals="INF" format="ixt:numdotdecimal" name="us-gaap:LineOfCreditFacilityMaximumBorrowingCapacity" scale="3" id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN181NS9mcmFnOjQxNWY0MTBkOTY0ZjQ4ZTI5MGY5NDkzNDExMDc1NWE5L3RhYmxlOjhjZTQwODQwOTBiNjRhMTBiMDg5NjdlYWRhZTFkYjk0L3RhYmxlcmFuZ2U6OGNlNDA4NDA5MGI2NGExMGIwODk2N2VhZGFlMWRiOTRfNC0xLTEtMS0w_43187846-2aef-40f0-a058-1c3096195f8b"><ix:nonFraction unitRef="usd" contextRef="i15b5e6c627704e95b8d9a7f7696b447a_I20201231" decimals="INF" format="ixt:numdotdecimal" name="us-gaap:LineOfCreditFacilityMaximumBorrowingCapacity" scale="3" id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN181NS9mcmFnOjQxNWY0MTBkOTY0ZjQ4ZTI5MGY5NDkzNDExMDc1NWE5L3RhYmxlOjhjZTQwODQwOTBiNjRhMTBiMDg5NjdlYWRhZTFkYjk0L3RhYmxlcmFuZ2U6OGNlNDA4NDA5MGI2NGExMGIwODk2N2VhZGFlMWRiOTRfNC0xLTEtMS0w_a66fd895-fbf7-48c9-835d-94f50595214f">170,000</ix:nonFraction></ix:nonFraction>&#160;</span></td><td style="background-color:#ffffff;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"></td><td colspan="3" style="background-color:#ffffff;padding:0 1pt"></td><td colspan="2" style="background-color:#ffffff;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%"><ix:nonFraction unitRef="usd" contextRef="i1bd13a0689664a159a19c0dd0c512935_I20210331" decimals="-3" format="ixt:numdotdecimal" name="us-gaap:ShortTermBorrowings" scale="3" id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN181NS9mcmFnOjQxNWY0MTBkOTY0ZjQ4ZTI5MGY5NDkzNDExMDc1NWE5L3RhYmxlOjhjZTQwODQwOTBiNjRhMTBiMDg5NjdlYWRhZTFkYjk0L3RhYmxlcmFuZ2U6OGNlNDA4NDA5MGI2NGExMGIwODk2N2VhZGFlMWRiOTRfNC0zLTEtMS0w_2765a53b-f332-41b1-ad39-e42ab6e4c64f">56,645</ix:nonFraction>&#160;</span></td><td style="background-color:#ffffff;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"></td><td colspan="3" style="background-color:#ffffff;padding:0 1pt"></td><td colspan="2" style="background-color:#ffffff;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%"><ix:nonFraction unitRef="usd" contextRef="i1bd13a0689664a159a19c0dd0c512935_I20210331" decimals="-3" format="ixt:numdotdecimal" name="us-gaap:LettersOfCreditOutstandingAmount" scale="3" id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN181NS9mcmFnOjQxNWY0MTBkOTY0ZjQ4ZTI5MGY5NDkzNDExMDc1NWE5L3RhYmxlOjhjZTQwODQwOTBiNjRhMTBiMDg5NjdlYWRhZTFkYjk0L3RhYmxlcmFuZ2U6OGNlNDA4NDA5MGI2NGExMGIwODk2N2VhZGFlMWRiOTRfNC01LTEtMS0w_b0eaeff7-985a-49bf-961f-044026d09042">12,671</ix:nonFraction>&#160;</span></td><td style="background-color:#ffffff;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"></td><td colspan="3" style="background-color:#ffffff;padding:0 1pt"></td><td colspan="2" style="background-color:#ffffff;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:120%"><ix:nonFraction unitRef="usd" contextRef="i1bd13a0689664a159a19c0dd0c512935_I20210331" decimals="-3" format="ixt:numdotdecimal" name="us-gaap:LineOfCreditFacilityRemainingBorrowingCapacity" scale="3" id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN181NS9mcmFnOjQxNWY0MTBkOTY0ZjQ4ZTI5MGY5NDkzNDExMDc1NWE5L3RhYmxlOjhjZTQwODQwOTBiNjRhMTBiMDg5NjdlYWRhZTFkYjk0L3RhYmxlcmFuZ2U6OGNlNDA4NDA5MGI2NGExMGIwODk2N2VhZGFlMWRiOTRfNC03LTEtMS0w_7575777c-745d-4a4a-b9b1-ac47beeeb1ba">100,684</ix:nonFraction></span><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">&#160;</span></td><td style="background-color:#ffffff;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"></td><td colspan="3" style="background-color:#ffffff;padding:0 1pt"></td><td colspan="2" style="background-color:#ffffff;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%"><ix:nonFraction unitRef="usd" contextRef="i15b5e6c627704e95b8d9a7f7696b447a_I20201231" decimals="-3" format="ixt:numdotdecimal" name="us-gaap:LineOfCreditFacilityRemainingBorrowingCapacity" scale="3" id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN181NS9mcmFnOjQxNWY0MTBkOTY0ZjQ4ZTI5MGY5NDkzNDExMDc1NWE5L3RhYmxlOjhjZTQwODQwOTBiNjRhMTBiMDg5NjdlYWRhZTFkYjk0L3RhYmxlcmFuZ2U6OGNlNDA4NDA5MGI2NGExMGIwODk2N2VhZGFlMWRiOTRfNC05LTEtMS0w_6a13bf13-7299-402c-97dc-5a78fb9bd74d">140,068</ix:nonFraction>&#160;</span></td><td style="background-color:#ffffff;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"></td></tr><tr><td colspan="3" style="background-color:#dbdbdb;border-top:1pt solid #000;padding:2px 1pt 2px 1.75pt;text-align:left;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:120%">Total</span></td><td style="background-color:#dbdbdb;border-top:1pt solid #000;padding:2px 0 2px 1pt;text-align:left;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">$</span></td><td style="background-color:#dbdbdb;border-top:1pt solid #000;padding:2px 0;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%"><ix:nonFraction unitRef="usd" contextRef="i5458f4d6e23940ca92dd24eb67c70571_I20210331" decimals="INF" format="ixt:numdotdecimal" name="us-gaap:LineOfCreditFacilityMaximumBorrowingCapacity" scale="3" id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN181NS9mcmFnOjQxNWY0MTBkOTY0ZjQ4ZTI5MGY5NDkzNDExMDc1NWE5L3RhYmxlOjhjZTQwODQwOTBiNjRhMTBiMDg5NjdlYWRhZTFkYjk0L3RhYmxlcmFuZ2U6OGNlNDA4NDA5MGI2NGExMGIwODk2N2VhZGFlMWRiOTRfNS0xLTEtMS0w_037fe6f7-9384-49d8-8778-37fbdd7ac8b1"><ix:nonFraction unitRef="usd" contextRef="ifaff5a04688f4997a27c915d8eb05db2_I20201231" decimals="INF" format="ixt:numdotdecimal" name="us-gaap:LineOfCreditFacilityMaximumBorrowingCapacity" scale="3" id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN181NS9mcmFnOjQxNWY0MTBkOTY0ZjQ4ZTI5MGY5NDkzNDExMDc1NWE5L3RhYmxlOjhjZTQwODQwOTBiNjRhMTBiMDg5NjdlYWRhZTFkYjk0L3RhYmxlcmFuZ2U6OGNlNDA4NDA5MGI2NGExMGIwODk2N2VhZGFlMWRiOTRfNS0xLTEtMS0w_b86c65d1-9732-4067-9786-63a92a68eaec">340,000</ix:nonFraction></ix:nonFraction>&#160;</span></td><td style="background-color:#dbdbdb;border-top:1pt solid #000;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"></td><td colspan="3" style="background-color:#dbdbdb;border-top:1pt solid #000;padding:0 1pt"></td><td style="background-color:#dbdbdb;border-top:1pt solid #000;padding:2px 0 2px 1pt;text-align:left;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">$</span></td><td style="background-color:#dbdbdb;border-top:1pt solid #000;padding:2px 0;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%"><ix:nonFraction unitRef="usd" contextRef="i5458f4d6e23940ca92dd24eb67c70571_I20210331" decimals="-3" format="ixt:numdotdecimal" name="us-gaap:ShortTermBorrowings" scale="3" id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN181NS9mcmFnOjQxNWY0MTBkOTY0ZjQ4ZTI5MGY5NDkzNDExMDc1NWE5L3RhYmxlOjhjZTQwODQwOTBiNjRhMTBiMDg5NjdlYWRhZTFkYjk0L3RhYmxlcmFuZ2U6OGNlNDA4NDA5MGI2NGExMGIwODk2N2VhZGFlMWRiOTRfNS0zLTEtMS0w_aff2b6c5-0c4e-4124-939f-16cd8a8a5a02">134,851</ix:nonFraction>&#160;</span></td><td style="background-color:#dbdbdb;border-top:1pt solid #000;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"></td><td colspan="3" style="background-color:#dbdbdb;border-top:1pt solid #000;padding:0 1pt"></td><td style="background-color:#dbdbdb;border-top:1pt solid #000;padding:2px 0 2px 1pt;text-align:left;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">$</span></td><td style="background-color:#dbdbdb;border-top:1pt solid #000;padding:2px 0;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%"><ix:nonFraction unitRef="usd" contextRef="i5458f4d6e23940ca92dd24eb67c70571_I20210331" decimals="-3" format="ixt:numdotdecimal" name="us-gaap:LettersOfCreditOutstandingAmount" scale="3" id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN181NS9mcmFnOjQxNWY0MTBkOTY0ZjQ4ZTI5MGY5NDkzNDExMDc1NWE5L3RhYmxlOjhjZTQwODQwOTBiNjRhMTBiMDg5NjdlYWRhZTFkYjk0L3RhYmxlcmFuZ2U6OGNlNDA4NDA5MGI2NGExMGIwODk2N2VhZGFlMWRiOTRfNS01LTEtMS0w_55b8bbe4-c188-4ef5-81db-88605c47d192">12,671</ix:nonFraction>&#160;</span></td><td style="background-color:#dbdbdb;border-top:1pt solid #000;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"></td><td colspan="3" style="background-color:#dbdbdb;border-top:1pt solid #000;padding:0 1pt"></td><td style="background-color:#dbdbdb;border-top:1pt solid #000;padding:2px 0 2px 1pt;text-align:left;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:120%">$</span></td><td style="background-color:#dbdbdb;border-top:1pt solid #000;padding:2px 0;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:120%"><ix:nonFraction unitRef="usd" contextRef="i5458f4d6e23940ca92dd24eb67c70571_I20210331" decimals="-3" format="ixt:numdotdecimal" name="us-gaap:LineOfCreditFacilityRemainingBorrowingCapacity" scale="3" id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN181NS9mcmFnOjQxNWY0MTBkOTY0ZjQ4ZTI5MGY5NDkzNDExMDc1NWE5L3RhYmxlOjhjZTQwODQwOTBiNjRhMTBiMDg5NjdlYWRhZTFkYjk0L3RhYmxlcmFuZ2U6OGNlNDA4NDA5MGI2NGExMGIwODk2N2VhZGFlMWRiOTRfNS03LTEtMS0w_d2edee17-83aa-410f-a8f2-56e5c3ce9476">192,478</ix:nonFraction></span><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">&#160;</span></td><td style="background-color:#dbdbdb;border-top:1pt solid #000;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"></td><td colspan="3" style="background-color:#dbdbdb;border-top:1pt solid #000;padding:0 1pt"></td><td style="background-color:#dbdbdb;border-top:1pt solid #000;padding:2px 0 2px 1pt;text-align:left;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">$</span></td><td style="background-color:#dbdbdb;border-top:1pt solid #000;padding:2px 0;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%"><ix:nonFraction unitRef="usd" contextRef="ifaff5a04688f4997a27c915d8eb05db2_I20201231" decimals="-3" format="ixt:numdotdecimal" name="us-gaap:LineOfCreditFacilityRemainingBorrowingCapacity" scale="3" id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN181NS9mcmFnOjQxNWY0MTBkOTY0ZjQ4ZTI5MGY5NDkzNDExMDc1NWE5L3RhYmxlOjhjZTQwODQwOTBiNjRhMTBiMDg5NjdlYWRhZTFkYjk0L3RhYmxlcmFuZ2U6OGNlNDA4NDA5MGI2NGExMGIwODk2N2VhZGFlMWRiOTRfNS05LTEtMS0w_d4dc18aa-cb86-4db7-8c30-a4f8ce5ea4ab">244,902</ix:nonFraction>&#160;</span></td><td style="background-color:#dbdbdb;border-top:1pt solid #000;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"></td></tr></table></div></ix:nonNumeric><div style="margin-top:6pt"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:9pt;font-weight:700;line-height:120%">Long-Term Debt</span></div><ix:nonNumeric contextRef="i3a76d1213b09470fa8c6c3f49fa75d98_D20210101-20210331" name="us-gaap:ScheduleOfDebtTableTextBlock" id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN181NS9mcmFnOjQxNWY0MTBkOTY0ZjQ4ZTI5MGY5NDkzNDExMDc1NWE5L3RleHRyZWdpb246NDE1ZjQxMGQ5NjRmNDhlMjkwZjk0OTM0MTEwNzU1YTlfNDAy_0bcb9c5f-48ee-4557-86d6-6326860d2811" escape="true"><div style="margin-bottom:3pt"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:9pt;font-weight:400;line-height:120%">The following is a summary of outstanding long-term debt by borrower as of March&#160;31, 2021 and December&#160;31, 2020:&#160;</span></div><div style="margin-bottom:6pt"><table style="border-collapse:collapse;display:inline-table;margin-bottom:5pt;vertical-align:text-bottom;width:100.000%"><tr><td style="width:1.0%"></td><td style="width:5.427%"></td><td style="width:0.1%"></td><td style="width:0.1%"></td><td style="width:1.605%"></td><td style="width:0.1%"></td><td style="width:1.0%"></td><td style="width:45.288%"></td><td style="width:0.1%"></td><td style="width:0.1%"></td><td style="width:1.605%"></td><td style="width:0.1%"></td><td style="width:1.0%"></td><td style="width:5.427%"></td><td style="width:0.1%"></td><td style="width:0.1%"></td><td style="width:1.605%"></td><td style="width:0.1%"></td><td style="width:1.0%"></td><td style="width:8.205%"></td><td style="width:0.1%"></td><td style="width:0.1%"></td><td style="width:1.605%"></td><td style="width:0.1%"></td><td style="width:1.0%"></td><td style="width:10.011%"></td><td style="width:0.1%"></td><td style="width:0.1%"></td><td style="width:1.605%"></td><td style="width:0.1%"></td><td style="width:1.0%"></td><td style="width:10.017%"></td><td style="width:0.1%"></td></tr><tr><td colspan="3" style="background-color:#ffffff;padding:0 1pt"></td><td colspan="3" style="background-color:#ffffff;padding:0 1pt"></td><td colspan="3" style="background-color:#ffffff;padding:0 1pt"></td><td colspan="3" style="background-color:#ffffff;padding:0 1pt"></td><td colspan="3" style="background-color:#ffffff;padding:0 1pt"></td><td colspan="3" style="background-color:#ffffff;padding:0 1pt"></td><td colspan="3" style="background-color:#ffffff;padding:0 1pt"></td><td colspan="3" style="background-color:#ffffff;padding:0 1pt"></td><td colspan="9" style="background-color:#ffffff;padding:2px 1pt;text-align:center;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-style:italic;font-weight:700;line-height:100%">(in thousands)</span></td></tr><tr><td colspan="3" style="background-color:#ffffff;padding:2px 1pt;text-align:center;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-style:italic;font-weight:700;line-height:100%">Entity</span></td><td colspan="3" style="background-color:#ffffff;padding:0 1pt"></td><td colspan="3" style="background-color:#ffffff;padding:2px 1pt;text-align:left;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-style:italic;font-weight:700;line-height:100%">Debt Instrument</span></td><td colspan="3" style="background-color:#ffffff;padding:0 1pt"></td><td colspan="3" style="background-color:#ffffff;padding:2px 1pt;text-align:center;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-style:italic;font-weight:700;line-height:100%">Rate</span></td><td colspan="3" style="background-color:#ffffff;padding:0 1pt"></td><td colspan="3" style="background-color:#ffffff;padding:2px 1pt;text-align:center;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-style:italic;font-weight:700;line-height:100%">Maturity</span></td><td colspan="3" style="background-color:#ffffff;padding:0 1pt"></td><td colspan="3" style="border-top:1pt solid #000;padding:2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-style:italic;font-weight:700;line-height:120%">March 31,<br/>2021</span></td><td colspan="3" style="border-top:1pt solid #000;padding:0 1pt"></td><td colspan="3" style="border-top:1pt solid #000;padding:2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-style:italic;font-weight:700;line-height:120%">December 31,<br/>2020</span></td></tr><tr style="height:3pt"><td colspan="3" style="border-top:1pt solid #000;padding:0 1pt"></td><td colspan="3" style="border-top:1pt solid #000;padding:0 1pt"></td><td colspan="3" style="border-top:1pt solid #000;padding:0 1pt"></td><td colspan="3" style="border-top:1pt solid #000;padding:0 1pt"></td><td colspan="3" style="border-top:1pt solid #000;padding:0 1pt"></td><td colspan="3" style="border-top:1pt solid #000;padding:0 1pt"></td><td colspan="3" style="border-top:1pt solid #000;padding:0 1pt"></td><td colspan="3" style="border-top:1pt solid #000;padding:0 1pt"></td><td colspan="3" style="border-top:1pt solid #000;padding:0 1pt"></td><td colspan="3" style="border-top:1pt solid #000;padding:0 1pt"></td><td colspan="3" style="border-top:1pt solid #000;padding:0 1pt"></td></tr><tr><td colspan="3" style="background-color:#dbdbdb;padding:2px 1pt;text-align:center;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%">OTC</span></td><td colspan="3" style="background-color:#dbdbdb;padding:0 1pt"></td><td colspan="3" style="background-color:#dbdbdb;padding:2px 1pt;text-align:left;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%">Guaranteed Senior Notes</span></td><td colspan="3" style="background-color:#dbdbdb;padding:0 1pt"></td><td colspan="3" style="background-color:#dbdbdb;padding:2px 1pt;text-align:center;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%"><ix:nonFraction unitRef="number" contextRef="i989ae0514a8a48d8a79364b06d4321c6_I20210331" decimals="INF" name="us-gaap:DebtInstrumentInterestRateStatedPercentage" scale="-2" id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN181NS9mcmFnOjQxNWY0MTBkOTY0ZjQ4ZTI5MGY5NDkzNDExMDc1NWE5L3RhYmxlOjk5ZTFkMGE2NGU1MTQ2M2NiMWE3MjM1NzkyODg0OGU5L3RhYmxlcmFuZ2U6OTllMWQwYTY0ZTUxNDYzY2IxYTcyMzU3OTI4ODQ4ZTlfMy00LTEtMS0w_68352fb1-91f5-467d-8e75-2e2ca0dc3e55">3.55</ix:nonFraction>%</span></td><td colspan="3" style="background-color:#dbdbdb;padding:0 1pt"></td><td colspan="3" style="background-color:#dbdbdb;padding:2px 1pt;text-align:center;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%">12/15/26</span></td><td colspan="3" style="background-color:#dbdbdb;padding:0 1pt"></td><td style="background-color:#dbdbdb;padding:2px 0 2px 1pt;text-align:left;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:100%">$</span></td><td style="background-color:#dbdbdb;padding:2px 0;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:100%"><ix:nonFraction unitRef="usd" contextRef="i989ae0514a8a48d8a79364b06d4321c6_I20210331" decimals="-3" format="ixt:numdotdecimal" name="us-gaap:LongTermDebt" scale="3" id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN181NS9mcmFnOjQxNWY0MTBkOTY0ZjQ4ZTI5MGY5NDkzNDExMDc1NWE5L3RhYmxlOjk5ZTFkMGE2NGU1MTQ2M2NiMWE3MjM1NzkyODg0OGU5L3RhYmxlcmFuZ2U6OTllMWQwYTY0ZTUxNDYzY2IxYTcyMzU3OTI4ODQ4ZTlfMy04LTEtMS0w_97d4e120-846b-4323-8bed-9d32c3885586">80,000</ix:nonFraction></span><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%">&#160;</span></td><td style="background-color:#dbdbdb;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"></td><td colspan="3" style="background-color:#dbdbdb;padding:0 1pt"></td><td style="background-color:#dbdbdb;padding:2px 0 2px 1pt;text-align:left;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%">$</span></td><td style="background-color:#dbdbdb;padding:2px 0;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%"><ix:nonFraction unitRef="usd" contextRef="ic296d782342f4e2ba9fc0bb251c0d0e4_I20201231" decimals="-3" format="ixt:numdotdecimal" name="us-gaap:LongTermDebt" scale="3" id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN181NS9mcmFnOjQxNWY0MTBkOTY0ZjQ4ZTI5MGY5NDkzNDExMDc1NWE5L3RhYmxlOjk5ZTFkMGE2NGU1MTQ2M2NiMWE3MjM1NzkyODg0OGU5L3RhYmxlcmFuZ2U6OTllMWQwYTY0ZTUxNDYzY2IxYTcyMzU3OTI4ODQ4ZTlfMy0xMC0xLTEtMA_f9eeed61-a03c-440f-98a2-3e5f2aba0990">80,000</ix:nonFraction>&#160;</span></td><td style="background-color:#dbdbdb;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"></td></tr><tr><td colspan="3" style="background-color:#ffffff;padding:2px 1pt;text-align:center;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%">OTP</span></td><td colspan="3" style="background-color:#ffffff;padding:0 1pt"></td><td colspan="3" style="background-color:#ffffff;padding:2px 1pt;text-align:left;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%">Series 2011A Senior Unsecured Notes</span></td><td colspan="3" style="background-color:#ffffff;padding:0 1pt"></td><td colspan="3" style="background-color:#ffffff;padding:2px 1pt;text-align:center;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%"><ix:nonFraction unitRef="number" contextRef="ia5e0167ea2854e97b199ba42e77a8ea3_I20210331" decimals="INF" name="us-gaap:DebtInstrumentInterestRateStatedPercentage" scale="-2" id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN181NS9mcmFnOjQxNWY0MTBkOTY0ZjQ4ZTI5MGY5NDkzNDExMDc1NWE5L3RhYmxlOjk5ZTFkMGE2NGU1MTQ2M2NiMWE3MjM1NzkyODg0OGU5L3RhYmxlcmFuZ2U6OTllMWQwYTY0ZTUxNDYzY2IxYTcyMzU3OTI4ODQ4ZTlfNC00LTEtMS0w_36840769-e7c7-45c8-9f4c-5a6be503377e">4.63</ix:nonFraction>%</span></td><td colspan="3" style="background-color:#ffffff;padding:0 1pt"></td><td colspan="3" style="background-color:#ffffff;padding:2px 1pt;text-align:center;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%">12/01/21</span></td><td colspan="3" style="background-color:#ffffff;padding:0 1pt"></td><td colspan="2" style="background-color:#ffffff;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:100%"><ix:nonFraction unitRef="usd" contextRef="ia5e0167ea2854e97b199ba42e77a8ea3_I20210331" decimals="-3" format="ixt:numdotdecimal" name="us-gaap:LongTermDebt" scale="3" id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN181NS9mcmFnOjQxNWY0MTBkOTY0ZjQ4ZTI5MGY5NDkzNDExMDc1NWE5L3RhYmxlOjk5ZTFkMGE2NGU1MTQ2M2NiMWE3MjM1NzkyODg0OGU5L3RhYmxlcmFuZ2U6OTllMWQwYTY0ZTUxNDYzY2IxYTcyMzU3OTI4ODQ4ZTlfNC04LTEtMS0w_8bfa08d5-be49-4e1e-9fff-38065d571c5f">140,000</ix:nonFraction></span><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%">&#160;</span></td><td style="background-color:#ffffff;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"></td><td colspan="3" style="background-color:#ffffff;padding:0 1pt"></td><td colspan="2" style="background-color:#ffffff;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%"><ix:nonFraction unitRef="usd" contextRef="i9474a45e30e944a4aa7d28c133e140bc_I20201231" decimals="-3" format="ixt:numdotdecimal" name="us-gaap:LongTermDebt" scale="3" id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN181NS9mcmFnOjQxNWY0MTBkOTY0ZjQ4ZTI5MGY5NDkzNDExMDc1NWE5L3RhYmxlOjk5ZTFkMGE2NGU1MTQ2M2NiMWE3MjM1NzkyODg0OGU5L3RhYmxlcmFuZ2U6OTllMWQwYTY0ZTUxNDYzY2IxYTcyMzU3OTI4ODQ4ZTlfNC0xMC0xLTEtMA_335a9323-b135-4e97-99e6-eaf206da46d0">140,000</ix:nonFraction>&#160;</span></td><td style="background-color:#ffffff;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"></td></tr><tr><td colspan="3" style="background-color:#dbdbdb;padding:2px 1pt;text-align:center;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%">OTP</span></td><td colspan="3" style="background-color:#dbdbdb;padding:0 1pt"></td><td colspan="3" style="background-color:#dbdbdb;padding:2px 1pt;text-align:left;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%">Series 2007B Senior Unsecured Notes</span></td><td colspan="3" style="background-color:#dbdbdb;padding:0 1pt"></td><td colspan="3" style="background-color:#dbdbdb;padding:2px 1pt;text-align:center;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%"><ix:nonFraction unitRef="number" contextRef="i5efed8c09a104625a60d488f42520152_I20210331" decimals="INF" name="us-gaap:DebtInstrumentInterestRateStatedPercentage" scale="-2" id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN181NS9mcmFnOjQxNWY0MTBkOTY0ZjQ4ZTI5MGY5NDkzNDExMDc1NWE5L3RhYmxlOjk5ZTFkMGE2NGU1MTQ2M2NiMWE3MjM1NzkyODg0OGU5L3RhYmxlcmFuZ2U6OTllMWQwYTY0ZTUxNDYzY2IxYTcyMzU3OTI4ODQ4ZTlfNS00LTEtMS0w_f1d2d0df-6d88-44c4-907c-bae29fc385ee">6.15</ix:nonFraction>%</span></td><td colspan="3" style="background-color:#dbdbdb;padding:0 1pt"></td><td colspan="3" style="background-color:#dbdbdb;padding:2px 1pt;text-align:center;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%">08/20/22</span></td><td colspan="3" style="background-color:#dbdbdb;padding:0 1pt"></td><td colspan="2" style="background-color:#dbdbdb;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:100%"><ix:nonFraction unitRef="usd" contextRef="i5efed8c09a104625a60d488f42520152_I20210331" decimals="-3" format="ixt:numdotdecimal" name="us-gaap:LongTermDebt" scale="3" id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN181NS9mcmFnOjQxNWY0MTBkOTY0ZjQ4ZTI5MGY5NDkzNDExMDc1NWE5L3RhYmxlOjk5ZTFkMGE2NGU1MTQ2M2NiMWE3MjM1NzkyODg0OGU5L3RhYmxlcmFuZ2U6OTllMWQwYTY0ZTUxNDYzY2IxYTcyMzU3OTI4ODQ4ZTlfNS04LTEtMS0w_eb81b4aa-9ed2-44c1-820d-b52e108f9541">30,000</ix:nonFraction></span><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%">&#160;</span></td><td style="background-color:#dbdbdb;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"></td><td colspan="3" style="background-color:#dbdbdb;padding:0 1pt"></td><td colspan="2" style="background-color:#dbdbdb;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%"><ix:nonFraction unitRef="usd" contextRef="icd32028d09e1489380d7b3ca0f4eb6c3_I20201231" decimals="-3" format="ixt:numdotdecimal" name="us-gaap:LongTermDebt" scale="3" id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN181NS9mcmFnOjQxNWY0MTBkOTY0ZjQ4ZTI5MGY5NDkzNDExMDc1NWE5L3RhYmxlOjk5ZTFkMGE2NGU1MTQ2M2NiMWE3MjM1NzkyODg0OGU5L3RhYmxlcmFuZ2U6OTllMWQwYTY0ZTUxNDYzY2IxYTcyMzU3OTI4ODQ4ZTlfNS0xMC0xLTEtMA_f75aac1b-53d4-4b57-b42d-63f54ff02fd3">30,000</ix:nonFraction>&#160;</span></td><td style="background-color:#dbdbdb;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"></td></tr><tr><td colspan="3" style="background-color:#ffffff;padding:2px 1pt;text-align:center;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%">OTP</span></td><td colspan="3" style="background-color:#ffffff;padding:0 1pt"></td><td colspan="3" style="background-color:#ffffff;padding:2px 1pt;text-align:left;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%">Series 2007C Senior Unsecured Notes</span></td><td colspan="3" style="background-color:#ffffff;padding:0 1pt"></td><td colspan="3" style="background-color:#ffffff;padding:2px 1pt;text-align:center;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%"><ix:nonFraction unitRef="number" contextRef="i70add9a677644cba8b84e89a10472cba_I20210331" decimals="INF" name="us-gaap:DebtInstrumentInterestRateStatedPercentage" scale="-2" id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN181NS9mcmFnOjQxNWY0MTBkOTY0ZjQ4ZTI5MGY5NDkzNDExMDc1NWE5L3RhYmxlOjk5ZTFkMGE2NGU1MTQ2M2NiMWE3MjM1NzkyODg0OGU5L3RhYmxlcmFuZ2U6OTllMWQwYTY0ZTUxNDYzY2IxYTcyMzU3OTI4ODQ4ZTlfNi00LTEtMS0w_f1da3513-f9c9-412b-8ddf-98720c5ca2bc">6.37</ix:nonFraction>%</span></td><td colspan="3" style="background-color:#ffffff;padding:0 1pt"></td><td colspan="3" style="background-color:#ffffff;padding:2px 1pt;text-align:center;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%">08/02/27</span></td><td colspan="3" style="background-color:#ffffff;padding:0 1pt"></td><td colspan="2" style="background-color:#ffffff;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:100%"><ix:nonFraction unitRef="usd" contextRef="i70add9a677644cba8b84e89a10472cba_I20210331" decimals="-3" format="ixt:numdotdecimal" name="us-gaap:LongTermDebt" scale="3" id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN181NS9mcmFnOjQxNWY0MTBkOTY0ZjQ4ZTI5MGY5NDkzNDExMDc1NWE5L3RhYmxlOjk5ZTFkMGE2NGU1MTQ2M2NiMWE3MjM1NzkyODg0OGU5L3RhYmxlcmFuZ2U6OTllMWQwYTY0ZTUxNDYzY2IxYTcyMzU3OTI4ODQ4ZTlfNi04LTEtMS0w_732414b0-598a-4b2e-8d24-e739b73e47e1">42,000</ix:nonFraction></span><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%">&#160;</span></td><td style="background-color:#ffffff;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"></td><td colspan="3" style="background-color:#ffffff;padding:0 1pt"></td><td colspan="2" style="background-color:#ffffff;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%"><ix:nonFraction unitRef="usd" contextRef="i66c246d241bc441398726452fc8d9a03_I20201231" decimals="-3" format="ixt:numdotdecimal" name="us-gaap:LongTermDebt" scale="3" id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN181NS9mcmFnOjQxNWY0MTBkOTY0ZjQ4ZTI5MGY5NDkzNDExMDc1NWE5L3RhYmxlOjk5ZTFkMGE2NGU1MTQ2M2NiMWE3MjM1NzkyODg0OGU5L3RhYmxlcmFuZ2U6OTllMWQwYTY0ZTUxNDYzY2IxYTcyMzU3OTI4ODQ4ZTlfNi0xMC0xLTEtMA_6a93064c-4164-4a50-aaa3-b88ed7d1ff1c">42,000</ix:nonFraction>&#160;</span></td><td style="background-color:#ffffff;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"></td></tr><tr><td colspan="3" style="background-color:#dbdbdb;padding:2px 1pt;text-align:center;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%">OTP</span></td><td colspan="3" style="background-color:#dbdbdb;padding:0 1pt"></td><td colspan="3" style="background-color:#dbdbdb;padding:2px 1pt;text-align:left;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%">Series 2013A Senior Unsecured Notes</span></td><td colspan="3" style="background-color:#dbdbdb;padding:0 1pt"></td><td colspan="3" style="background-color:#dbdbdb;padding:2px 1pt;text-align:center;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%"><ix:nonFraction unitRef="number" contextRef="ib7c5c1ba4a474eba901b63721a62e08e_I20210331" decimals="INF" name="us-gaap:DebtInstrumentInterestRateStatedPercentage" scale="-2" id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN181NS9mcmFnOjQxNWY0MTBkOTY0ZjQ4ZTI5MGY5NDkzNDExMDc1NWE5L3RhYmxlOjk5ZTFkMGE2NGU1MTQ2M2NiMWE3MjM1NzkyODg0OGU5L3RhYmxlcmFuZ2U6OTllMWQwYTY0ZTUxNDYzY2IxYTcyMzU3OTI4ODQ4ZTlfNy00LTEtMS0w_7d2124ab-5db8-466d-9569-fe5b9f111d60">4.68</ix:nonFraction>%</span></td><td colspan="3" style="background-color:#dbdbdb;padding:0 1pt"></td><td colspan="3" style="background-color:#dbdbdb;padding:2px 1pt;text-align:center;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%">02/27/29</span></td><td colspan="3" style="background-color:#dbdbdb;padding:0 1pt"></td><td colspan="2" style="background-color:#dbdbdb;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:100%"><ix:nonFraction unitRef="usd" contextRef="ib7c5c1ba4a474eba901b63721a62e08e_I20210331" decimals="-3" format="ixt:numdotdecimal" name="us-gaap:LongTermDebt" scale="3" id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN181NS9mcmFnOjQxNWY0MTBkOTY0ZjQ4ZTI5MGY5NDkzNDExMDc1NWE5L3RhYmxlOjk5ZTFkMGE2NGU1MTQ2M2NiMWE3MjM1NzkyODg0OGU5L3RhYmxlcmFuZ2U6OTllMWQwYTY0ZTUxNDYzY2IxYTcyMzU3OTI4ODQ4ZTlfNy04LTEtMS0w_a87cbd44-ea69-4adc-85cf-80d33467b501">60,000</ix:nonFraction></span><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%">&#160;</span></td><td style="background-color:#dbdbdb;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"></td><td colspan="3" style="background-color:#dbdbdb;padding:0 1pt"></td><td colspan="2" style="background-color:#dbdbdb;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%"><ix:nonFraction unitRef="usd" contextRef="i80cd243349ab4af7807463c2468d7c32_I20201231" decimals="-3" format="ixt:numdotdecimal" name="us-gaap:LongTermDebt" scale="3" id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN181NS9mcmFnOjQxNWY0MTBkOTY0ZjQ4ZTI5MGY5NDkzNDExMDc1NWE5L3RhYmxlOjk5ZTFkMGE2NGU1MTQ2M2NiMWE3MjM1NzkyODg0OGU5L3RhYmxlcmFuZ2U6OTllMWQwYTY0ZTUxNDYzY2IxYTcyMzU3OTI4ODQ4ZTlfNy0xMC0xLTEtMA_0580eb49-f24e-4a0d-8cc6-94b4e30c7b27">60,000</ix:nonFraction>&#160;</span></td><td style="background-color:#dbdbdb;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"></td></tr><tr><td colspan="3" style="background-color:#ffffff;padding:2px 1pt;text-align:center;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%">OTP</span></td><td colspan="3" style="background-color:#ffffff;padding:0 1pt"></td><td colspan="3" style="background-color:#ffffff;padding:2px 1pt;text-align:left;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%">Series 2019A Senior Unsecured Notes </span></td><td colspan="3" style="background-color:#ffffff;padding:0 1pt"></td><td colspan="3" style="background-color:#ffffff;padding:2px 1pt;text-align:center;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%"><ix:nonFraction unitRef="number" contextRef="i1c547b435f3845619ef1ef9282fa15ec_I20210331" decimals="INF" name="us-gaap:DebtInstrumentInterestRateStatedPercentage" scale="-2" id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN181NS9mcmFnOjQxNWY0MTBkOTY0ZjQ4ZTI5MGY5NDkzNDExMDc1NWE5L3RhYmxlOjk5ZTFkMGE2NGU1MTQ2M2NiMWE3MjM1NzkyODg0OGU5L3RhYmxlcmFuZ2U6OTllMWQwYTY0ZTUxNDYzY2IxYTcyMzU3OTI4ODQ4ZTlfOC00LTEtMS0w_10fad3b7-d661-4ada-8f3c-aac3e7460d3a">3.07</ix:nonFraction>%</span></td><td colspan="3" style="background-color:#ffffff;padding:0 1pt"></td><td colspan="3" style="background-color:#ffffff;padding:2px 1pt;text-align:center;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%">10/10/29</span></td><td colspan="3" style="background-color:#ffffff;padding:0 1pt"></td><td colspan="2" style="background-color:#ffffff;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:100%"><ix:nonFraction unitRef="usd" contextRef="i1c547b435f3845619ef1ef9282fa15ec_I20210331" decimals="-3" format="ixt:numdotdecimal" name="us-gaap:LongTermDebt" scale="3" id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN181NS9mcmFnOjQxNWY0MTBkOTY0ZjQ4ZTI5MGY5NDkzNDExMDc1NWE5L3RhYmxlOjk5ZTFkMGE2NGU1MTQ2M2NiMWE3MjM1NzkyODg0OGU5L3RhYmxlcmFuZ2U6OTllMWQwYTY0ZTUxNDYzY2IxYTcyMzU3OTI4ODQ4ZTlfOC04LTEtMS0w_8936e28a-b3e4-4f29-9058-9340d8b91010">10,000</ix:nonFraction></span><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%">&#160;</span></td><td style="background-color:#ffffff;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"></td><td colspan="3" style="background-color:#ffffff;padding:0 1pt"></td><td colspan="2" style="background-color:#ffffff;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%"><ix:nonFraction unitRef="usd" contextRef="i60970ca882d2479b99d535b28faa6c41_I20201231" decimals="-3" format="ixt:numdotdecimal" name="us-gaap:LongTermDebt" scale="3" id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN181NS9mcmFnOjQxNWY0MTBkOTY0ZjQ4ZTI5MGY5NDkzNDExMDc1NWE5L3RhYmxlOjk5ZTFkMGE2NGU1MTQ2M2NiMWE3MjM1NzkyODg0OGU5L3RhYmxlcmFuZ2U6OTllMWQwYTY0ZTUxNDYzY2IxYTcyMzU3OTI4ODQ4ZTlfOC0xMC0xLTEtMA_548b7624-5961-48e7-a0c9-c8e48a57b9a6">10,000</ix:nonFraction>&#160;</span></td><td style="background-color:#ffffff;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"></td></tr><tr><td colspan="3" style="background-color:#dbdbdb;padding:2px 1pt;text-align:center;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%">OTP</span></td><td colspan="3" style="background-color:#dbdbdb;padding:0 1pt"></td><td colspan="3" style="background-color:#dbdbdb;padding:2px 1pt;text-align:left;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%">Series 2020A Senior Unsecured Notes</span></td><td colspan="3" style="background-color:#dbdbdb;padding:0 1pt"></td><td colspan="3" style="background-color:#dbdbdb;padding:2px 1pt;text-align:center;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%"><ix:nonFraction unitRef="number" contextRef="id18a9797ef244c7d87a4e28e3ec3193a_I20210331" decimals="INF" name="us-gaap:DebtInstrumentInterestRateStatedPercentage" scale="-2" id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN181NS9mcmFnOjQxNWY0MTBkOTY0ZjQ4ZTI5MGY5NDkzNDExMDc1NWE5L3RhYmxlOjk5ZTFkMGE2NGU1MTQ2M2NiMWE3MjM1NzkyODg0OGU5L3RhYmxlcmFuZ2U6OTllMWQwYTY0ZTUxNDYzY2IxYTcyMzU3OTI4ODQ4ZTlfOS00LTEtMS0w_df9eb4a2-f5d8-4055-b018-b28d50c674b8">3.22</ix:nonFraction>%</span></td><td colspan="3" style="background-color:#dbdbdb;padding:0 1pt"></td><td colspan="3" style="background-color:#dbdbdb;padding:2px 1pt;text-align:center;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%">02/25/30</span></td><td colspan="3" style="background-color:#dbdbdb;padding:0 1pt"></td><td colspan="2" style="background-color:#dbdbdb;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:100%"><ix:nonFraction unitRef="usd" contextRef="id18a9797ef244c7d87a4e28e3ec3193a_I20210331" decimals="-3" format="ixt:numdotdecimal" name="us-gaap:LongTermDebt" scale="3" id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN181NS9mcmFnOjQxNWY0MTBkOTY0ZjQ4ZTI5MGY5NDkzNDExMDc1NWE5L3RhYmxlOjk5ZTFkMGE2NGU1MTQ2M2NiMWE3MjM1NzkyODg0OGU5L3RhYmxlcmFuZ2U6OTllMWQwYTY0ZTUxNDYzY2IxYTcyMzU3OTI4ODQ4ZTlfOS04LTEtMS0w_c3316ed4-0c9b-466a-87cd-06f44cc7c820">10,000</ix:nonFraction></span><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%">&#160;</span></td><td style="background-color:#dbdbdb;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"></td><td colspan="3" style="background-color:#dbdbdb;padding:0 1pt"></td><td colspan="2" style="background-color:#dbdbdb;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%"><ix:nonFraction unitRef="usd" contextRef="i543166374f4149ddaf02a07fb4a9b7a6_I20201231" decimals="-3" format="ixt:numdotdecimal" name="us-gaap:LongTermDebt" scale="3" id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN181NS9mcmFnOjQxNWY0MTBkOTY0ZjQ4ZTI5MGY5NDkzNDExMDc1NWE5L3RhYmxlOjk5ZTFkMGE2NGU1MTQ2M2NiMWE3MjM1NzkyODg0OGU5L3RhYmxlcmFuZ2U6OTllMWQwYTY0ZTUxNDYzY2IxYTcyMzU3OTI4ODQ4ZTlfOS0xMC0xLTEtMA_b8ac8b5a-5a1e-41b1-a2ac-15037dc46798">10,000</ix:nonFraction>&#160;</span></td><td style="background-color:#dbdbdb;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"></td></tr><tr><td colspan="3" style="background-color:#ffffff;padding:2px 1pt;text-align:center;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%">OTP</span></td><td colspan="3" style="background-color:#ffffff;padding:0 1pt"></td><td colspan="3" style="background-color:#ffffff;padding:2px 1pt;text-align:left;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%">Series 2020B Senior Unsecured Notes</span></td><td colspan="3" style="background-color:#ffffff;padding:0 1pt"></td><td colspan="3" style="background-color:#ffffff;padding:2px 1pt;text-align:center;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%"><ix:nonFraction unitRef="number" contextRef="i638caf4e55d34aeba89a63c79ee856fc_I20210331" decimals="INF" name="us-gaap:DebtInstrumentInterestRateStatedPercentage" scale="-2" id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN181NS9mcmFnOjQxNWY0MTBkOTY0ZjQ4ZTI5MGY5NDkzNDExMDc1NWE5L3RhYmxlOjk5ZTFkMGE2NGU1MTQ2M2NiMWE3MjM1NzkyODg0OGU5L3RhYmxlcmFuZ2U6OTllMWQwYTY0ZTUxNDYzY2IxYTcyMzU3OTI4ODQ4ZTlfMTAtNC0xLTEtMA_5e2a748a-5e3b-46f8-b09c-90036704ed35">3.22</ix:nonFraction>%</span></td><td colspan="3" style="background-color:#ffffff;padding:0 1pt"></td><td colspan="3" style="background-color:#ffffff;padding:2px 1pt;text-align:center;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%">08/20/30</span></td><td colspan="3" style="background-color:#ffffff;padding:0 1pt"></td><td colspan="2" style="background-color:#ffffff;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:100%"><ix:nonFraction unitRef="usd" contextRef="i638caf4e55d34aeba89a63c79ee856fc_I20210331" decimals="-3" format="ixt:numdotdecimal" name="us-gaap:LongTermDebt" scale="3" id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN181NS9mcmFnOjQxNWY0MTBkOTY0ZjQ4ZTI5MGY5NDkzNDExMDc1NWE5L3RhYmxlOjk5ZTFkMGE2NGU1MTQ2M2NiMWE3MjM1NzkyODg0OGU5L3RhYmxlcmFuZ2U6OTllMWQwYTY0ZTUxNDYzY2IxYTcyMzU3OTI4ODQ4ZTlfMTAtOC0xLTEtMA_223fbe0b-dbd1-4d1a-af93-fbfc05480dd9">40,000</ix:nonFraction></span><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%">&#160;</span></td><td style="background-color:#ffffff;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"></td><td colspan="3" style="background-color:#ffffff;padding:0 1pt"></td><td colspan="2" style="background-color:#ffffff;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%"><ix:nonFraction unitRef="usd" contextRef="i8c3fee4cc9d84049bfe448d3f8bc0641_I20201231" decimals="-3" format="ixt:numdotdecimal" name="us-gaap:LongTermDebt" scale="3" id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN181NS9mcmFnOjQxNWY0MTBkOTY0ZjQ4ZTI5MGY5NDkzNDExMDc1NWE5L3RhYmxlOjk5ZTFkMGE2NGU1MTQ2M2NiMWE3MjM1NzkyODg0OGU5L3RhYmxlcmFuZ2U6OTllMWQwYTY0ZTUxNDYzY2IxYTcyMzU3OTI4ODQ4ZTlfMTAtMTAtMS0xLTA_ca599c2b-9526-4ee2-87ee-5e435bda3d65">40,000</ix:nonFraction>&#160;</span></td><td style="background-color:#ffffff;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"></td></tr><tr><td colspan="3" style="background-color:#dbdbdb;padding:2px 1pt;text-align:center;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%">OTP</span></td><td colspan="3" style="background-color:#dbdbdb;padding:0 1pt"></td><td colspan="3" style="background-color:#dbdbdb;padding:2px 1pt;text-align:left;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%">Series 2007D Senior Unsecured Notes</span></td><td colspan="3" style="background-color:#dbdbdb;padding:0 1pt"></td><td colspan="3" style="background-color:#dbdbdb;padding:2px 1pt;text-align:center;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%"><ix:nonFraction unitRef="number" contextRef="i03109bd93cb445db8ee61bcca96ee5e8_I20210331" decimals="INF" name="us-gaap:DebtInstrumentInterestRateStatedPercentage" scale="-2" id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN181NS9mcmFnOjQxNWY0MTBkOTY0ZjQ4ZTI5MGY5NDkzNDExMDc1NWE5L3RhYmxlOjk5ZTFkMGE2NGU1MTQ2M2NiMWE3MjM1NzkyODg0OGU5L3RhYmxlcmFuZ2U6OTllMWQwYTY0ZTUxNDYzY2IxYTcyMzU3OTI4ODQ4ZTlfMTEtNC0xLTEtMA_653098f0-6500-487f-9de5-90cca88623ad">6.47</ix:nonFraction>%</span></td><td colspan="3" style="background-color:#dbdbdb;padding:0 1pt"></td><td colspan="3" style="background-color:#dbdbdb;padding:2px 1pt;text-align:center;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%">08/20/37</span></td><td colspan="3" style="background-color:#dbdbdb;padding:0 1pt"></td><td colspan="2" style="background-color:#dbdbdb;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:100%"><ix:nonFraction unitRef="usd" contextRef="i03109bd93cb445db8ee61bcca96ee5e8_I20210331" decimals="-3" format="ixt:numdotdecimal" name="us-gaap:LongTermDebt" scale="3" id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN181NS9mcmFnOjQxNWY0MTBkOTY0ZjQ4ZTI5MGY5NDkzNDExMDc1NWE5L3RhYmxlOjk5ZTFkMGE2NGU1MTQ2M2NiMWE3MjM1NzkyODg0OGU5L3RhYmxlcmFuZ2U6OTllMWQwYTY0ZTUxNDYzY2IxYTcyMzU3OTI4ODQ4ZTlfMTEtOC0xLTEtMA_2e5056e5-d74d-4957-8bcb-126e2f1f4a5f">50,000</ix:nonFraction></span><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%">&#160;</span></td><td style="background-color:#dbdbdb;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"></td><td colspan="3" style="background-color:#dbdbdb;padding:0 1pt"></td><td colspan="2" style="background-color:#dbdbdb;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%"><ix:nonFraction unitRef="usd" contextRef="if87baff108784bf09847c19946423572_I20201231" decimals="-3" format="ixt:numdotdecimal" name="us-gaap:LongTermDebt" scale="3" id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN181NS9mcmFnOjQxNWY0MTBkOTY0ZjQ4ZTI5MGY5NDkzNDExMDc1NWE5L3RhYmxlOjk5ZTFkMGE2NGU1MTQ2M2NiMWE3MjM1NzkyODg0OGU5L3RhYmxlcmFuZ2U6OTllMWQwYTY0ZTUxNDYzY2IxYTcyMzU3OTI4ODQ4ZTlfMTEtMTAtMS0xLTA_c5aca5c3-c6d1-4fb3-9a33-7f6f885f063a">50,000</ix:nonFraction>&#160;</span></td><td style="background-color:#dbdbdb;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"></td></tr><tr><td colspan="3" style="background-color:#ffffff;padding:2px 1pt;text-align:center;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%">OTP</span></td><td colspan="3" style="background-color:#ffffff;padding:0 1pt"></td><td colspan="3" style="background-color:#ffffff;padding:2px 1pt;text-align:left;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%">Series 2019B Senior Unsecured Notes</span></td><td colspan="3" style="background-color:#ffffff;padding:0 1pt"></td><td colspan="3" style="background-color:#ffffff;padding:2px 1pt;text-align:center;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%"><ix:nonFraction unitRef="number" contextRef="i4d2f6d4f6bdc4693b54155ec58560548_I20210331" decimals="INF" name="us-gaap:DebtInstrumentInterestRateStatedPercentage" scale="-2" id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN181NS9mcmFnOjQxNWY0MTBkOTY0ZjQ4ZTI5MGY5NDkzNDExMDc1NWE5L3RhYmxlOjk5ZTFkMGE2NGU1MTQ2M2NiMWE3MjM1NzkyODg0OGU5L3RhYmxlcmFuZ2U6OTllMWQwYTY0ZTUxNDYzY2IxYTcyMzU3OTI4ODQ4ZTlfMTItNC0xLTEtMA_72763c97-b400-4073-ac64-546477403207">3.52</ix:nonFraction>%</span></td><td colspan="3" style="background-color:#ffffff;padding:0 1pt"></td><td colspan="3" style="background-color:#ffffff;padding:2px 1pt;text-align:center;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%">10/10/39</span></td><td colspan="3" style="background-color:#ffffff;padding:0 1pt"></td><td colspan="2" style="background-color:#ffffff;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:100%"><ix:nonFraction unitRef="usd" contextRef="i4d2f6d4f6bdc4693b54155ec58560548_I20210331" decimals="-3" format="ixt:numdotdecimal" name="us-gaap:LongTermDebt" scale="3" id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN181NS9mcmFnOjQxNWY0MTBkOTY0ZjQ4ZTI5MGY5NDkzNDExMDc1NWE5L3RhYmxlOjk5ZTFkMGE2NGU1MTQ2M2NiMWE3MjM1NzkyODg0OGU5L3RhYmxlcmFuZ2U6OTllMWQwYTY0ZTUxNDYzY2IxYTcyMzU3OTI4ODQ4ZTlfMTItOC0xLTEtMA_47f1fe6c-f518-4323-a514-d92937b3d69e">26,000</ix:nonFraction></span><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%">&#160;</span></td><td style="background-color:#ffffff;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"></td><td colspan="3" style="background-color:#ffffff;padding:0 1pt"></td><td colspan="2" style="background-color:#ffffff;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%"><ix:nonFraction unitRef="usd" contextRef="ie3d35f1739104132ae7f7ca50a703e8f_I20201231" decimals="-3" format="ixt:numdotdecimal" name="us-gaap:LongTermDebt" scale="3" id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN181NS9mcmFnOjQxNWY0MTBkOTY0ZjQ4ZTI5MGY5NDkzNDExMDc1NWE5L3RhYmxlOjk5ZTFkMGE2NGU1MTQ2M2NiMWE3MjM1NzkyODg0OGU5L3RhYmxlcmFuZ2U6OTllMWQwYTY0ZTUxNDYzY2IxYTcyMzU3OTI4ODQ4ZTlfMTItMTAtMS0xLTA_74eb908b-bdeb-40eb-a729-e19d73472d98">26,000</ix:nonFraction>&#160;</span></td><td style="background-color:#ffffff;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"></td></tr><tr><td colspan="3" style="background-color:#dbdbdb;padding:2px 1pt;text-align:center;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%">OTP</span></td><td colspan="3" style="background-color:#dbdbdb;padding:0 1pt"></td><td colspan="3" style="background-color:#dbdbdb;padding:2px 1pt;text-align:left;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%">Series 2020C Senior Unsecured Notes</span></td><td colspan="3" style="background-color:#dbdbdb;padding:0 1pt"></td><td colspan="3" style="background-color:#dbdbdb;padding:2px 1pt;text-align:center;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%"><ix:nonFraction unitRef="number" contextRef="ie7d00ce009ef440eb9a7198cc1b20551_I20210331" decimals="INF" name="us-gaap:DebtInstrumentInterestRateStatedPercentage" scale="-2" id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN181NS9mcmFnOjQxNWY0MTBkOTY0ZjQ4ZTI5MGY5NDkzNDExMDc1NWE5L3RhYmxlOjk5ZTFkMGE2NGU1MTQ2M2NiMWE3MjM1NzkyODg0OGU5L3RhYmxlcmFuZ2U6OTllMWQwYTY0ZTUxNDYzY2IxYTcyMzU3OTI4ODQ4ZTlfMTMtNC0xLTEtMA_c6b1dc20-b857-4b20-8d81-1f5a952a9496">3.62</ix:nonFraction>%</span></td><td colspan="3" style="background-color:#dbdbdb;padding:0 1pt"></td><td colspan="3" style="background-color:#dbdbdb;padding:2px 1pt;text-align:center;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%">02/25/40</span></td><td colspan="3" style="background-color:#dbdbdb;padding:0 1pt"></td><td colspan="2" style="background-color:#dbdbdb;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:100%"><ix:nonFraction unitRef="usd" contextRef="ie7d00ce009ef440eb9a7198cc1b20551_I20210331" decimals="-3" format="ixt:numdotdecimal" name="us-gaap:LongTermDebt" scale="3" id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN181NS9mcmFnOjQxNWY0MTBkOTY0ZjQ4ZTI5MGY5NDkzNDExMDc1NWE5L3RhYmxlOjk5ZTFkMGE2NGU1MTQ2M2NiMWE3MjM1NzkyODg0OGU5L3RhYmxlcmFuZ2U6OTllMWQwYTY0ZTUxNDYzY2IxYTcyMzU3OTI4ODQ4ZTlfMTMtOC0xLTEtMA_a64aa54f-ef38-4246-a743-570fbd3e0d10">10,000</ix:nonFraction></span><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%">&#160;</span></td><td style="background-color:#dbdbdb;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"></td><td colspan="3" style="background-color:#dbdbdb;padding:0 1pt"></td><td colspan="2" style="background-color:#dbdbdb;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%"><ix:nonFraction unitRef="usd" contextRef="iead2a8eccaea4e56a0584745a8212411_I20201231" decimals="-3" format="ixt:numdotdecimal" name="us-gaap:LongTermDebt" scale="3" id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN181NS9mcmFnOjQxNWY0MTBkOTY0ZjQ4ZTI5MGY5NDkzNDExMDc1NWE5L3RhYmxlOjk5ZTFkMGE2NGU1MTQ2M2NiMWE3MjM1NzkyODg0OGU5L3RhYmxlcmFuZ2U6OTllMWQwYTY0ZTUxNDYzY2IxYTcyMzU3OTI4ODQ4ZTlfMTMtMTAtMS0xLTA_6696081d-2308-4642-a1a1-104c201cf132">10,000</ix:nonFraction>&#160;</span></td><td style="background-color:#dbdbdb;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"></td></tr><tr><td colspan="3" style="background-color:#ffffff;padding:2px 1pt;text-align:center;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%">OTP</span></td><td colspan="3" style="background-color:#ffffff;padding:0 1pt"></td><td colspan="3" style="background-color:#ffffff;padding:2px 1pt;text-align:left;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%">Series 2013B Senior Unsecured Notes</span></td><td colspan="3" style="background-color:#ffffff;padding:0 1pt"></td><td colspan="3" style="background-color:#ffffff;padding:2px 1pt;text-align:center;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%"><ix:nonFraction unitRef="number" contextRef="iecffda5f8772407ca46189d7e3fdf7ef_I20210331" decimals="INF" name="us-gaap:DebtInstrumentInterestRateStatedPercentage" scale="-2" id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN181NS9mcmFnOjQxNWY0MTBkOTY0ZjQ4ZTI5MGY5NDkzNDExMDc1NWE5L3RhYmxlOjk5ZTFkMGE2NGU1MTQ2M2NiMWE3MjM1NzkyODg0OGU5L3RhYmxlcmFuZ2U6OTllMWQwYTY0ZTUxNDYzY2IxYTcyMzU3OTI4ODQ4ZTlfMTQtNC0xLTEtMA_99c9b0f7-1077-4822-bc1c-9912adc17050">5.47</ix:nonFraction>%</span></td><td colspan="3" style="background-color:#ffffff;padding:0 1pt"></td><td colspan="3" style="background-color:#ffffff;padding:2px 1pt;text-align:center;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%">02/27/44</span></td><td colspan="3" style="background-color:#ffffff;padding:0 1pt"></td><td colspan="2" style="background-color:#ffffff;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:100%"><ix:nonFraction unitRef="usd" contextRef="iecffda5f8772407ca46189d7e3fdf7ef_I20210331" decimals="-3" format="ixt:numdotdecimal" name="us-gaap:LongTermDebt" scale="3" id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN181NS9mcmFnOjQxNWY0MTBkOTY0ZjQ4ZTI5MGY5NDkzNDExMDc1NWE5L3RhYmxlOjk5ZTFkMGE2NGU1MTQ2M2NiMWE3MjM1NzkyODg0OGU5L3RhYmxlcmFuZ2U6OTllMWQwYTY0ZTUxNDYzY2IxYTcyMzU3OTI4ODQ4ZTlfMTQtOC0xLTEtMA_f2b9c598-a439-4ecf-845c-ea69195d8db4">90,000</ix:nonFraction></span><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%">&#160;</span></td><td style="background-color:#ffffff;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"></td><td colspan="3" style="background-color:#ffffff;padding:0 1pt"></td><td colspan="2" style="background-color:#ffffff;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%"><ix:nonFraction unitRef="usd" contextRef="ia0def254c2844c8e95df01b5d4af74f1_I20201231" decimals="-3" format="ixt:numdotdecimal" name="us-gaap:LongTermDebt" scale="3" id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN181NS9mcmFnOjQxNWY0MTBkOTY0ZjQ4ZTI5MGY5NDkzNDExMDc1NWE5L3RhYmxlOjk5ZTFkMGE2NGU1MTQ2M2NiMWE3MjM1NzkyODg0OGU5L3RhYmxlcmFuZ2U6OTllMWQwYTY0ZTUxNDYzY2IxYTcyMzU3OTI4ODQ4ZTlfMTQtMTAtMS0xLTA_c279adb4-23b8-4b9e-b5fa-65c2123a35bf">90,000</ix:nonFraction>&#160;</span></td><td style="background-color:#ffffff;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"></td></tr><tr><td colspan="3" style="background-color:#dbdbdb;padding:2px 1pt;text-align:center;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%">OTP</span></td><td colspan="3" style="background-color:#dbdbdb;padding:0 1pt"></td><td colspan="3" style="background-color:#dbdbdb;padding:2px 1pt;text-align:left;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%">Series 2018A Senior Unsecured Notes</span></td><td colspan="3" style="background-color:#dbdbdb;padding:0 1pt"></td><td colspan="3" style="background-color:#dbdbdb;padding:2px 1pt;text-align:center;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%"><ix:nonFraction unitRef="number" contextRef="i987494fd0823447c8feb1fc2f0022c88_I20210331" decimals="INF" name="us-gaap:DebtInstrumentInterestRateStatedPercentage" scale="-2" id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN181NS9mcmFnOjQxNWY0MTBkOTY0ZjQ4ZTI5MGY5NDkzNDExMDc1NWE5L3RhYmxlOjk5ZTFkMGE2NGU1MTQ2M2NiMWE3MjM1NzkyODg0OGU5L3RhYmxlcmFuZ2U6OTllMWQwYTY0ZTUxNDYzY2IxYTcyMzU3OTI4ODQ4ZTlfMTUtNC0xLTEtMA_cf16584a-77bb-4134-9440-8c75e9f84cb4">4.07</ix:nonFraction>%</span></td><td colspan="3" style="background-color:#dbdbdb;padding:0 1pt"></td><td colspan="3" style="background-color:#dbdbdb;padding:2px 1pt;text-align:center;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%">02/07/48</span></td><td colspan="3" style="background-color:#dbdbdb;padding:0 1pt"></td><td colspan="2" style="background-color:#dbdbdb;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:100%"><ix:nonFraction unitRef="usd" contextRef="i987494fd0823447c8feb1fc2f0022c88_I20210331" decimals="-3" format="ixt:numdotdecimal" name="us-gaap:LongTermDebt" scale="3" id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN181NS9mcmFnOjQxNWY0MTBkOTY0ZjQ4ZTI5MGY5NDkzNDExMDc1NWE5L3RhYmxlOjk5ZTFkMGE2NGU1MTQ2M2NiMWE3MjM1NzkyODg0OGU5L3RhYmxlcmFuZ2U6OTllMWQwYTY0ZTUxNDYzY2IxYTcyMzU3OTI4ODQ4ZTlfMTUtOC0xLTEtMA_bb4086dd-96cd-41d7-84ba-5b31b60659e0">100,000</ix:nonFraction></span><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%">&#160;</span></td><td style="background-color:#dbdbdb;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"></td><td colspan="3" style="background-color:#dbdbdb;padding:0 1pt"></td><td colspan="2" style="background-color:#dbdbdb;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%"><ix:nonFraction unitRef="usd" contextRef="i029fe9474c544409981c8abacfa575e6_I20201231" decimals="-3" format="ixt:numdotdecimal" name="us-gaap:LongTermDebt" scale="3" id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN181NS9mcmFnOjQxNWY0MTBkOTY0ZjQ4ZTI5MGY5NDkzNDExMDc1NWE5L3RhYmxlOjk5ZTFkMGE2NGU1MTQ2M2NiMWE3MjM1NzkyODg0OGU5L3RhYmxlcmFuZ2U6OTllMWQwYTY0ZTUxNDYzY2IxYTcyMzU3OTI4ODQ4ZTlfMTUtMTAtMS0xLTA_2239b551-8a96-4e95-a2f6-da56a0344bb4">100,000</ix:nonFraction>&#160;</span></td><td style="background-color:#dbdbdb;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"></td></tr><tr><td colspan="3" style="background-color:#ffffff;padding:2px 1pt;text-align:center;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%">OTP</span></td><td colspan="3" style="background-color:#ffffff;padding:0 1pt"></td><td colspan="3" style="background-color:#ffffff;padding:2px 1pt;text-align:left;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%">Series 2019C Senior Unsecured Notes</span></td><td colspan="3" style="background-color:#ffffff;padding:0 1pt"></td><td colspan="3" style="background-color:#ffffff;padding:2px 1pt;text-align:center;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%"><ix:nonFraction unitRef="number" contextRef="i56b42019543a4e3f94e91231afe58ee3_I20210331" decimals="INF" name="us-gaap:DebtInstrumentInterestRateStatedPercentage" scale="-2" id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN181NS9mcmFnOjQxNWY0MTBkOTY0ZjQ4ZTI5MGY5NDkzNDExMDc1NWE5L3RhYmxlOjk5ZTFkMGE2NGU1MTQ2M2NiMWE3MjM1NzkyODg0OGU5L3RhYmxlcmFuZ2U6OTllMWQwYTY0ZTUxNDYzY2IxYTcyMzU3OTI4ODQ4ZTlfMTYtNC0xLTEtMA_b55a3a49-d452-44f6-b859-6c8e21d35033">3.82</ix:nonFraction>%</span></td><td colspan="3" style="background-color:#ffffff;padding:0 1pt"></td><td colspan="3" style="background-color:#ffffff;padding:2px 1pt;text-align:center;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%">10/10/49</span></td><td colspan="3" style="background-color:#ffffff;padding:0 1pt"></td><td colspan="2" style="background-color:#ffffff;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:100%"><ix:nonFraction unitRef="usd" contextRef="i56b42019543a4e3f94e91231afe58ee3_I20210331" decimals="-3" format="ixt:numdotdecimal" name="us-gaap:LongTermDebt" scale="3" id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN181NS9mcmFnOjQxNWY0MTBkOTY0ZjQ4ZTI5MGY5NDkzNDExMDc1NWE5L3RhYmxlOjk5ZTFkMGE2NGU1MTQ2M2NiMWE3MjM1NzkyODg0OGU5L3RhYmxlcmFuZ2U6OTllMWQwYTY0ZTUxNDYzY2IxYTcyMzU3OTI4ODQ4ZTlfMTYtOC0xLTEtMA_b17b5312-d607-4681-b34f-be151c7eee18">64,000</ix:nonFraction></span><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%">&#160;</span></td><td style="background-color:#ffffff;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"></td><td colspan="3" style="background-color:#ffffff;padding:0 1pt"></td><td colspan="2" style="background-color:#ffffff;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%"><ix:nonFraction unitRef="usd" contextRef="ib5e53c150afa40d580bc7a0a90e4c6a4_I20201231" decimals="-3" format="ixt:numdotdecimal" name="us-gaap:LongTermDebt" scale="3" id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN181NS9mcmFnOjQxNWY0MTBkOTY0ZjQ4ZTI5MGY5NDkzNDExMDc1NWE5L3RhYmxlOjk5ZTFkMGE2NGU1MTQ2M2NiMWE3MjM1NzkyODg0OGU5L3RhYmxlcmFuZ2U6OTllMWQwYTY0ZTUxNDYzY2IxYTcyMzU3OTI4ODQ4ZTlfMTYtMTAtMS0xLTA_ca2d7cb7-d0a1-4c0d-98ab-2bc4349543f9">64,000</ix:nonFraction>&#160;</span></td><td style="background-color:#ffffff;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"></td></tr><tr><td colspan="3" style="background-color:#dbdbdb;padding:2px 1pt;text-align:center;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%">OTP</span></td><td colspan="3" style="background-color:#dbdbdb;padding:0 1pt"></td><td colspan="3" style="background-color:#dbdbdb;padding:2px 1pt;text-align:left;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%">Series 2020D Senior Unsecured Notes</span></td><td colspan="3" style="background-color:#dbdbdb;padding:0 1pt"></td><td colspan="3" style="background-color:#dbdbdb;padding:2px 1pt;text-align:center;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%"><ix:nonFraction unitRef="number" contextRef="ia30c27c927a943cbab2dd7f08f0e8697_I20210331" decimals="INF" name="us-gaap:DebtInstrumentInterestRateStatedPercentage" scale="-2" id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN181NS9mcmFnOjQxNWY0MTBkOTY0ZjQ4ZTI5MGY5NDkzNDExMDc1NWE5L3RhYmxlOjk5ZTFkMGE2NGU1MTQ2M2NiMWE3MjM1NzkyODg0OGU5L3RhYmxlcmFuZ2U6OTllMWQwYTY0ZTUxNDYzY2IxYTcyMzU3OTI4ODQ4ZTlfMTctNC0xLTEtMA_f0cc5020-80f9-4904-9805-17e83ac72170">3.92</ix:nonFraction>%</span></td><td colspan="3" style="background-color:#dbdbdb;padding:0 1pt"></td><td colspan="3" style="background-color:#dbdbdb;padding:2px 1pt;text-align:center;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%">02/25/50</span></td><td colspan="3" style="background-color:#dbdbdb;padding:0 1pt"></td><td colspan="2" style="background-color:#dbdbdb;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:100%"><ix:nonFraction unitRef="usd" contextRef="ia30c27c927a943cbab2dd7f08f0e8697_I20210331" decimals="-3" format="ixt:numdotdecimal" name="us-gaap:LongTermDebt" scale="3" id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN181NS9mcmFnOjQxNWY0MTBkOTY0ZjQ4ZTI5MGY5NDkzNDExMDc1NWE5L3RhYmxlOjk5ZTFkMGE2NGU1MTQ2M2NiMWE3MjM1NzkyODg0OGU5L3RhYmxlcmFuZ2U6OTllMWQwYTY0ZTUxNDYzY2IxYTcyMzU3OTI4ODQ4ZTlfMTctOC0xLTEtMA_efb993a9-9f0a-4881-ab09-6d7c09ea048d">15,000</ix:nonFraction></span><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%">&#160;</span></td><td style="background-color:#dbdbdb;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"></td><td colspan="3" style="background-color:#dbdbdb;padding:0 1pt"></td><td colspan="2" style="background-color:#dbdbdb;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%"><ix:nonFraction unitRef="usd" contextRef="i3eece419ae9a46d0b320f79c566b0bf4_I20201231" decimals="-3" format="ixt:numdotdecimal" name="us-gaap:LongTermDebt" scale="3" id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN181NS9mcmFnOjQxNWY0MTBkOTY0ZjQ4ZTI5MGY5NDkzNDExMDc1NWE5L3RhYmxlOjk5ZTFkMGE2NGU1MTQ2M2NiMWE3MjM1NzkyODg0OGU5L3RhYmxlcmFuZ2U6OTllMWQwYTY0ZTUxNDYzY2IxYTcyMzU3OTI4ODQ4ZTlfMTctMTAtMS0xLTA_fcd350c7-380b-4f8c-964d-c30c0f65f12b">15,000</ix:nonFraction>&#160;</span></td><td style="background-color:#dbdbdb;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"></td></tr><tr><td colspan="3" style="background-color:#ffffff;padding:2px 1pt;text-align:center;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%">OTC</span></td><td colspan="3" style="background-color:#ffffff;padding:0 1pt"></td><td colspan="3" style="background-color:#ffffff;padding:2px 1pt;text-align:left;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%">PACE Note</span></td><td colspan="3" style="background-color:#ffffff;padding:0 1pt"></td><td colspan="3" style="background-color:#ffffff;padding:2px 1pt;text-align:center;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%"><ix:nonFraction unitRef="number" contextRef="i91b5b89249fd46f18347b5b2498361c8_I20210331" decimals="INF" name="us-gaap:DebtInstrumentInterestRateStatedPercentage" scale="-2" id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN181NS9mcmFnOjQxNWY0MTBkOTY0ZjQ4ZTI5MGY5NDkzNDExMDc1NWE5L3RhYmxlOjk5ZTFkMGE2NGU1MTQ2M2NiMWE3MjM1NzkyODg0OGU5L3RhYmxlcmFuZ2U6OTllMWQwYTY0ZTUxNDYzY2IxYTcyMzU3OTI4ODQ4ZTlfMTgtNC0xLTEtMA_f9891ad5-3d24-4fd1-ab77-a9e975fcd017">2.54</ix:nonFraction>%</span></td><td colspan="3" style="background-color:#ffffff;padding:0 1pt"></td><td colspan="3" style="background-color:#ffffff;padding:2px 1pt;text-align:center;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%">03/18/21</span></td><td colspan="3" style="background-color:#ffffff;padding:0 1pt"></td><td colspan="2" style="background-color:#ffffff;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:100%"><ix:nonFraction unitRef="usd" contextRef="i91b5b89249fd46f18347b5b2498361c8_I20210331" decimals="-3" format="ixt:zerodash" name="us-gaap:LongTermDebt" scale="3" id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN181NS9mcmFnOjQxNWY0MTBkOTY0ZjQ4ZTI5MGY5NDkzNDExMDc1NWE5L3RhYmxlOjk5ZTFkMGE2NGU1MTQ2M2NiMWE3MjM1NzkyODg0OGU5L3RhYmxlcmFuZ2U6OTllMWQwYTY0ZTUxNDYzY2IxYTcyMzU3OTI4ODQ4ZTlfMTgtOC0xLTEtMA_78774730-bff0-44c3-ab39-2905b7f27edc">&#8212;</ix:nonFraction></span><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%">&#160;</span></td><td style="background-color:#ffffff;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"></td><td colspan="3" style="background-color:#ffffff;padding:0 1pt"></td><td colspan="2" style="background-color:#ffffff;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%"><ix:nonFraction unitRef="usd" contextRef="i4e24dafa0c9a48a099b59eb613ff58ee_I20201231" decimals="-3" name="us-gaap:LongTermDebt" scale="3" id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN181NS9mcmFnOjQxNWY0MTBkOTY0ZjQ4ZTI5MGY5NDkzNDExMDc1NWE5L3RhYmxlOjk5ZTFkMGE2NGU1MTQ2M2NiMWE3MjM1NzkyODg0OGU5L3RhYmxlcmFuZ2U6OTllMWQwYTY0ZTUxNDYzY2IxYTcyMzU3OTI4ODQ4ZTlfMTgtMTAtMS0xLTA_c945760e-c0eb-4da7-abaa-26e767235c45">169</ix:nonFraction>&#160;</span></td><td style="background-color:#ffffff;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"></td></tr><tr><td colspan="3" style="background-color:#dbdbdb;border-top:1pt solid #000;padding:2px 1pt;text-align:left;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:100%">Total</span></td><td colspan="3" style="background-color:#dbdbdb;border-top:1pt solid #000;padding:0 1pt"></td><td colspan="3" style="background-color:#dbdbdb;border-top:1pt solid #000;padding:0 1pt"></td><td colspan="3" style="background-color:#dbdbdb;border-top:1pt solid #000;padding:0 1pt"></td><td colspan="3" style="background-color:#dbdbdb;border-top:1pt solid #000;padding:0 1pt"></td><td colspan="3" style="background-color:#dbdbdb;border-top:1pt solid #000;padding:0 1pt"></td><td colspan="3" style="background-color:#dbdbdb;border-top:1pt solid #000;padding:0 1pt"></td><td colspan="3" style="background-color:#dbdbdb;border-top:1pt solid #000;padding:0 1pt"></td><td style="background-color:#dbdbdb;border-top:1pt solid #000;padding:2px 0 2px 1pt;text-align:left;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:100%">$</span></td><td style="background-color:#dbdbdb;border-top:1pt solid #000;padding:2px 0;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:100%"><ix:nonFraction unitRef="usd" contextRef="i5458f4d6e23940ca92dd24eb67c70571_I20210331" decimals="-3" format="ixt:numdotdecimal" name="us-gaap:LongTermDebt" scale="3" id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN181NS9mcmFnOjQxNWY0MTBkOTY0ZjQ4ZTI5MGY5NDkzNDExMDc1NWE5L3RhYmxlOjk5ZTFkMGE2NGU1MTQ2M2NiMWE3MjM1NzkyODg0OGU5L3RhYmxlcmFuZ2U6OTllMWQwYTY0ZTUxNDYzY2IxYTcyMzU3OTI4ODQ4ZTlfMTktOC0xLTEtMA_8d896314-0c0d-4da9-b5e1-4de3a380bd62">767,000</ix:nonFraction></span><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%">&#160;</span></td><td style="background-color:#dbdbdb;border-top:1pt solid #000;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"></td><td colspan="3" style="background-color:#dbdbdb;border-top:1pt solid #000;padding:0 1pt"></td><td style="background-color:#dbdbdb;border-top:1pt solid #000;padding:2px 0 2px 1pt;text-align:left;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%">$</span></td><td style="background-color:#dbdbdb;border-top:1pt solid #000;padding:2px 0;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%"><ix:nonFraction unitRef="usd" contextRef="ifaff5a04688f4997a27c915d8eb05db2_I20201231" decimals="-3" format="ixt:numdotdecimal" name="us-gaap:LongTermDebt" scale="3" id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN181NS9mcmFnOjQxNWY0MTBkOTY0ZjQ4ZTI5MGY5NDkzNDExMDc1NWE5L3RhYmxlOjk5ZTFkMGE2NGU1MTQ2M2NiMWE3MjM1NzkyODg0OGU5L3RhYmxlcmFuZ2U6OTllMWQwYTY0ZTUxNDYzY2IxYTcyMzU3OTI4ODQ4ZTlfMTktMTAtMS0xLTA_b53e8bc2-a4b1-4295-a310-8af362782e51">767,169</ix:nonFraction>&#160;</span></td><td style="background-color:#dbdbdb;border-top:1pt solid #000;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"></td></tr><tr><td colspan="3" style="background-color:#ffffff;padding:2px 1pt 2px 13pt;text-align:left;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%">Less:</span></td><td colspan="6" style="background-color:#ffffff;padding:2px 1pt;text-align:left;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%">Current Maturities Net of Unamortized Debt Issuance Costs</span></td><td colspan="3" style="background-color:#ffffff;padding:0 1pt"></td><td colspan="3" style="background-color:#ffffff;padding:0 1pt"></td><td colspan="3" style="background-color:#ffffff;padding:0 1pt"></td><td colspan="3" style="background-color:#ffffff;padding:0 1pt"></td><td colspan="3" style="background-color:#ffffff;padding:0 1pt"></td><td colspan="2" style="background-color:#ffffff;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:100%"><ix:nonFraction unitRef="usd" contextRef="i5458f4d6e23940ca92dd24eb67c70571_I20210331" decimals="-3" format="ixt:numdotdecimal" name="us-gaap:LongTermDebtCurrent" scale="3" id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN181NS9mcmFnOjQxNWY0MTBkOTY0ZjQ4ZTI5MGY5NDkzNDExMDc1NWE5L3RhYmxlOjk5ZTFkMGE2NGU1MTQ2M2NiMWE3MjM1NzkyODg0OGU5L3RhYmxlcmFuZ2U6OTllMWQwYTY0ZTUxNDYzY2IxYTcyMzU3OTI4ODQ4ZTlfMjAtOC0xLTEtMA_c2f3355a-6f0d-4f7d-af47-8167a0ca15dd">139,941</ix:nonFraction></span><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%">&#160;</span></td><td style="background-color:#ffffff;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"></td><td colspan="3" style="background-color:#ffffff;padding:0 1pt"></td><td colspan="2" style="background-color:#ffffff;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%"><ix:nonFraction unitRef="usd" contextRef="ifaff5a04688f4997a27c915d8eb05db2_I20201231" decimals="-3" format="ixt:numdotdecimal" name="us-gaap:LongTermDebtCurrent" scale="3" id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN181NS9mcmFnOjQxNWY0MTBkOTY0ZjQ4ZTI5MGY5NDkzNDExMDc1NWE5L3RhYmxlOjk5ZTFkMGE2NGU1MTQ2M2NiMWE3MjM1NzkyODg0OGU5L3RhYmxlcmFuZ2U6OTllMWQwYTY0ZTUxNDYzY2IxYTcyMzU3OTI4ODQ4ZTlfMjAtMTAtMS0xLTA_c7a5feeb-236f-4dae-abe3-b77c78c1b2e5">140,087</ix:nonFraction>&#160;</span></td><td style="background-color:#ffffff;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"></td></tr><tr><td colspan="3" style="background-color:#dbdbdb;padding:0 1pt"></td><td colspan="6" style="background-color:#dbdbdb;border-bottom:1pt solid #000;padding:2px 1pt;text-align:left;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%">Unamortized Long-Term Debt Issuance Costs</span></td><td colspan="3" style="background-color:#dbdbdb;border-bottom:1pt solid #000;padding:0 1pt"></td><td colspan="3" style="background-color:#dbdbdb;border-bottom:1pt solid #000;padding:0 1pt"></td><td colspan="3" style="background-color:#dbdbdb;padding:0 1pt"></td><td colspan="3" style="background-color:#dbdbdb;padding:0 1pt"></td><td colspan="3" style="background-color:#dbdbdb;padding:0 1pt"></td><td colspan="2" style="background-color:#dbdbdb;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:100%"><ix:nonFraction unitRef="usd" contextRef="i5458f4d6e23940ca92dd24eb67c70571_I20210331" decimals="-3" format="ixt:numdotdecimal" name="us-gaap:DebtInstrumentUnamortizedDiscount" scale="3" id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN181NS9mcmFnOjQxNWY0MTBkOTY0ZjQ4ZTI5MGY5NDkzNDExMDc1NWE5L3RhYmxlOjk5ZTFkMGE2NGU1MTQ2M2NiMWE3MjM1NzkyODg0OGU5L3RhYmxlcmFuZ2U6OTllMWQwYTY0ZTUxNDYzY2IxYTcyMzU3OTI4ODQ4ZTlfMjEtOC0xLTEtMA_02acaec4-a93f-4ab4-ae24-c969ea2ef084">2,574</ix:nonFraction></span><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%">&#160;</span></td><td style="background-color:#dbdbdb;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"></td><td colspan="3" style="background-color:#dbdbdb;padding:0 1pt"></td><td colspan="2" style="background-color:#dbdbdb;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%"><ix:nonFraction unitRef="usd" contextRef="ifaff5a04688f4997a27c915d8eb05db2_I20201231" decimals="-3" format="ixt:numdotdecimal" name="us-gaap:DebtInstrumentUnamortizedDiscount" scale="3" id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN181NS9mcmFnOjQxNWY0MTBkOTY0ZjQ4ZTI5MGY5NDkzNDExMDc1NWE5L3RhYmxlOjk5ZTFkMGE2NGU1MTQ2M2NiMWE3MjM1NzkyODg0OGU5L3RhYmxlcmFuZ2U6OTllMWQwYTY0ZTUxNDYzY2IxYTcyMzU3OTI4ODQ4ZTlfMjEtMTAtMS0xLTA_7ce7ba48-c2fe-4862-971f-854c8bd711e3">2,650</ix:nonFraction>&#160;</span></td><td style="background-color:#dbdbdb;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"></td></tr><tr><td colspan="15" style="background-color:#ffffff;border-top:1pt solid #000;padding:2px 1pt;text-align:left;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:100%">Total Long-Term Debt Net of Unamortized Debt Issuance Costs</span></td><td colspan="3" style="background-color:#ffffff;border-top:1pt solid #000;padding:0 1pt"></td><td colspan="3" style="background-color:#ffffff;border-top:1pt solid #000;padding:0 1pt"></td><td colspan="3" style="background-color:#ffffff;border-top:1pt solid #000;padding:0 1pt"></td><td style="background-color:#ffffff;border-top:1pt solid #000;padding:2px 0 2px 1pt;text-align:left;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:100%">$</span></td><td style="background-color:#ffffff;border-top:1pt solid #000;padding:2px 0;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:100%"><ix:nonFraction unitRef="usd" contextRef="i5458f4d6e23940ca92dd24eb67c70571_I20210331" decimals="-3" format="ixt:numdotdecimal" name="us-gaap:LongTermDebtNoncurrent" scale="3" id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN181NS9mcmFnOjQxNWY0MTBkOTY0ZjQ4ZTI5MGY5NDkzNDExMDc1NWE5L3RhYmxlOjk5ZTFkMGE2NGU1MTQ2M2NiMWE3MjM1NzkyODg0OGU5L3RhYmxlcmFuZ2U6OTllMWQwYTY0ZTUxNDYzY2IxYTcyMzU3OTI4ODQ4ZTlfMjItOC0xLTEtMA_59315731-bf23-4ab0-94cf-8c74b5f198cb">624,485</ix:nonFraction></span><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%">&#160;</span></td><td style="background-color:#ffffff;border-top:1pt solid #000;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"></td><td colspan="3" style="background-color:#ffffff;border-top:1pt solid #000;padding:0 1pt"></td><td style="background-color:#ffffff;border-top:1pt solid #000;padding:2px 0 2px 1pt;text-align:left;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%">$</span></td><td style="background-color:#ffffff;border-top:1pt solid #000;padding:2px 0;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%"><ix:nonFraction unitRef="usd" contextRef="ifaff5a04688f4997a27c915d8eb05db2_I20201231" decimals="-3" format="ixt:numdotdecimal" name="us-gaap:LongTermDebtNoncurrent" scale="3" id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN181NS9mcmFnOjQxNWY0MTBkOTY0ZjQ4ZTI5MGY5NDkzNDExMDc1NWE5L3RhYmxlOjk5ZTFkMGE2NGU1MTQ2M2NiMWE3MjM1NzkyODg0OGU5L3RhYmxlcmFuZ2U6OTllMWQwYTY0ZTUxNDYzY2IxYTcyMzU3OTI4ODQ4ZTlfMjItMTAtMS0xLTA_0ea5340a-2ded-4001-8a87-0ec6450c4c59">624,432</ix:nonFraction>&#160;</span></td><td style="background-color:#ffffff;border-top:1pt solid #000;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"></td></tr></table></div></ix:nonNumeric><div><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:9pt;font-weight:700;line-height:120%">Financial Covenants</span></div><div style="margin-bottom:6pt"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:9pt;font-weight:400;line-height:120%">Certain of OTC's and OTP's short-term and long-term debt agreements require the borrower, whether OTC or OTP, to maintain certain financial covenants, including a maximum debt to total capitalization of <ix:nonFraction unitRef="number" contextRef="i6ecfb12dd5e042bc9370a02208f0fcfe_I20210331" decimals="INF" name="ottr:DebtToTotalCapitalizationRatio" scale="0" id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN181NS9mcmFnOjQxNWY0MTBkOTY0ZjQ4ZTI5MGY5NDkzNDExMDc1NWE5L3RleHRyZWdpb246NDE1ZjQxMGQ5NjRmNDhlMjkwZjk0OTM0MTEwNzU1YTlfMTA5OTUxMTYyODY2Ng_07d688ee-a03b-4974-bf64-eb1569b932a6">0.60</ix:nonFraction> to 1.00, a minimum interest and dividend coverage ratio of <ix:nonFraction unitRef="number" contextRef="i9ed0ee4e9dda400f964cedc5239a46df_I20210331" decimals="INF" name="ottr:InterestAndDividendCoverageRatio" scale="0" id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN181NS9mcmFnOjQxNWY0MTBkOTY0ZjQ4ZTI5MGY5NDkzNDExMDc1NWE5L3RleHRyZWdpb246NDE1ZjQxMGQ5NjRmNDhlMjkwZjk0OTM0MTEwNzU1YTlfMTA5OTUxMTYyODY5MQ_05e73721-3c28-4f2d-a4fc-072217189be4">1.50</ix:nonFraction> to 1.00, and a maximum level of priority indebtedness. As of March&#160;31, 2021, OTC and OTP were in compliance with these financial covenants.</span></div></ix:continuation><div style="height:54pt;position:relative;width:100%"><div style="bottom:0;position:absolute;width:100%"><div style="text-align:right"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:9pt;font-weight:400;line-height:120%">12</span></div></div></div><div id="i3ccd65d188014ef19fc37bf6a1f38117_58"></div><hr style="page-break-after:always"/><div style="min-height:54pt;width:100%"><div><span style="color:#0000ff;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%;text-decoration:underline"><a style="color:#0000ff;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%;text-decoration:underline" href="#i3ccd65d188014ef19fc37bf6a1f38117_7">Table of </a><a style="color:#0000ff;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%;text-decoration:underline" href="#i3ccd65d188014ef19fc37bf6a1f38117_7">Contents</a></span></div></div><div style="margin-bottom:9pt;margin-top:12pt"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:11pt;font-weight:700;line-height:120%">7. <ix:nonNumeric contextRef="i3a76d1213b09470fa8c6c3f49fa75d98_D20210101-20210331" name="us-gaap:PensionAndOtherPostretirementBenefitsDisclosureTextBlock" id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN181OC9mcmFnOmZkMDM2MTI4MmFjYzQxODVhMTg1YTljOWY4ZjQ0ZGVlL3RleHRyZWdpb246ZmQwMzYxMjgyYWNjNDE4NWExODVhOWM5ZjhmNDRkZWVfMTQxMw_a3e26ab5-0327-49f0-9568-075b369c6d31" continuedAt="ia25050f3a2dc417b82cd6fac7fcfa5f0" escape="true">Pension Plan and Other Postretirement Benefits</ix:nonNumeric></span></div><ix:continuation id="ia25050f3a2dc417b82cd6fac7fcfa5f0"><div><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:9pt;font-weight:700;line-height:120%">Pension Plan</span></div><ix:nonNumeric contextRef="i3a76d1213b09470fa8c6c3f49fa75d98_D20210101-20210331" name="us-gaap:ScheduleOfNetBenefitCostsTableTextBlock" id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN181OC9mcmFnOmZkMDM2MTI4MmFjYzQxODVhMTg1YTljOWY4ZjQ0ZGVlL3RleHRyZWdpb246ZmQwMzYxMjgyYWNjNDE4NWExODVhOWM5ZjhmNDRkZWVfMTQxNA_fa0ddb26-b3b3-4923-b047-69b89cdb5e92" continuedAt="i4838286d721a42dda68b4da9e79fbcdd" escape="true"><div style="margin-bottom:3pt"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:9pt;font-weight:400;line-height:120%">Components of net periodic pension benefit cost for the three months ended March&#160;31, 2021 and 2020 are as follows:</span></div><div style="margin-bottom:6pt"><table style="border-collapse:collapse;display:inline-table;margin-bottom:5pt;vertical-align:text-bottom;width:100.000%"><tr><td style="width:1.0%"></td><td style="width:74.872%"></td><td style="width:0.1%"></td><td style="width:1.0%"></td><td style="width:10.011%"></td><td style="width:0.1%"></td><td style="width:0.1%"></td><td style="width:1.605%"></td><td style="width:0.1%"></td><td style="width:1.0%"></td><td style="width:10.012%"></td><td style="width:0.1%"></td><td colspan="3" style="display:none"></td><td colspan="3" style="display:none"></td><td colspan="3" style="display:none"></td><td colspan="3" style="display:none"></td></tr><tr><td colspan="3" style="display:none"></td><td colspan="3" style="display:none"></td><td colspan="3" style="display:none"></td><td colspan="3" style="display:none"></td></tr><tr><td colspan="3" style="padding:2px 1pt;text-align:left;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-style:italic;font-weight:700;line-height:120%">(in thousands)</span></td><td colspan="3" style="padding:2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-style:italic;font-weight:700;line-height:120%">2021</span></td><td colspan="3" style="padding:0 1pt"></td><td colspan="3" style="padding:2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-style:italic;font-weight:700;line-height:120%">2020</span></td><td colspan="3" style="display:none"></td><td colspan="3" style="display:none"></td><td colspan="3" style="display:none"></td><td colspan="3" style="display:none"></td></tr><tr style="height:3pt"><td colspan="3" style="border-top:1pt solid #000;padding:0 1pt"></td><td colspan="3" style="border-top:1pt solid #000;padding:0 1pt"></td><td colspan="3" style="border-top:1pt solid #000;padding:0 1pt"></td><td colspan="3" style="border-top:1pt solid #000;padding:0 1pt"></td><td colspan="3" style="display:none"></td><td colspan="3" style="display:none"></td><td colspan="3" style="display:none"></td><td colspan="3" style="display:none"></td></tr><tr><td colspan="3" style="background-color:#dbdbdb;padding:2px 1pt;text-align:left;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">Service Cost&#8211;Benefit Earned During the Period</span></td><td style="background-color:#dbdbdb;padding:2px 0 2px 1pt;text-align:left;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:120%">$</span></td><td style="background-color:#dbdbdb;padding:2px 0;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:120%"><ix:nonFraction unitRef="usd" contextRef="if795254b622743618b005519d6fe0eed_D20210101-20210331" decimals="-3" format="ixt:numdotdecimal" name="us-gaap:DefinedBenefitPlanServiceCost" scale="3" id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN181OC9mcmFnOmZkMDM2MTI4MmFjYzQxODVhMTg1YTljOWY4ZjQ0ZGVlL3RhYmxlOjhjYTUzNTU4YjE5NjQzZDNhZmFmZTIyYWUwOTc5ZTE0L3RhYmxlcmFuZ2U6OGNhNTM1NThiMTk2NDNkM2FmYWZlMjJhZTA5NzllMTRfMi0xLTEtMS0w_337ee89e-fbc6-4d0e-a042-9e4905bf5171">1,866</ix:nonFraction></span><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">&#160;</span></td><td style="background-color:#dbdbdb;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"></td><td colspan="3" style="background-color:#dbdbdb;padding:0 1pt"></td><td style="background-color:#dbdbdb;padding:2px 0 2px 1pt;text-align:left;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">$</span></td><td style="background-color:#dbdbdb;padding:2px 0;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%"><ix:nonFraction unitRef="usd" contextRef="i74f026c4a5824eca81768ebd66064aae_D20200101-20200331" decimals="-3" format="ixt:numdotdecimal" name="us-gaap:DefinedBenefitPlanServiceCost" scale="3" id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN181OC9mcmFnOmZkMDM2MTI4MmFjYzQxODVhMTg1YTljOWY4ZjQ0ZGVlL3RhYmxlOjhjYTUzNTU4YjE5NjQzZDNhZmFmZTIyYWUwOTc5ZTE0L3RhYmxlcmFuZ2U6OGNhNTM1NThiMTk2NDNkM2FmYWZlMjJhZTA5NzllMTRfMi0zLTEtMS0w_3b0703e8-856d-4906-82b7-bab250985eaa">1,655</ix:nonFraction>&#160;</span></td><td style="background-color:#dbdbdb;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"></td><td colspan="3" style="display:none"></td><td colspan="3" style="display:none"></td><td colspan="3" style="display:none"></td><td colspan="3" style="display:none"></td></tr><tr><td colspan="3" style="background-color:#ffffff;padding:2px 1pt;text-align:left;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">Interest Cost on Projected Benefit Obligation</span></td><td colspan="2" style="background-color:#ffffff;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:120%"><ix:nonFraction unitRef="usd" contextRef="if795254b622743618b005519d6fe0eed_D20210101-20210331" decimals="-3" format="ixt:numdotdecimal" name="us-gaap:DefinedBenefitPlanInterestCost" scale="3" id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN181OC9mcmFnOmZkMDM2MTI4MmFjYzQxODVhMTg1YTljOWY4ZjQ0ZGVlL3RhYmxlOjhjYTUzNTU4YjE5NjQzZDNhZmFmZTIyYWUwOTc5ZTE0L3RhYmxlcmFuZ2U6OGNhNTM1NThiMTk2NDNkM2FmYWZlMjJhZTA5NzllMTRfMy0xLTEtMS0w_09a3ef04-1f74-4585-acfd-e95737ddabb0">2,915</ix:nonFraction></span><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">&#160;</span></td><td style="background-color:#ffffff;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"></td><td colspan="3" style="background-color:#ffffff;padding:0 1pt"></td><td colspan="2" style="background-color:#ffffff;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%"><ix:nonFraction unitRef="usd" contextRef="i74f026c4a5824eca81768ebd66064aae_D20200101-20200331" decimals="-3" format="ixt:numdotdecimal" name="us-gaap:DefinedBenefitPlanInterestCost" scale="3" id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN181OC9mcmFnOmZkMDM2MTI4MmFjYzQxODVhMTg1YTljOWY4ZjQ0ZGVlL3RhYmxlOjhjYTUzNTU4YjE5NjQzZDNhZmFmZTIyYWUwOTc5ZTE0L3RhYmxlcmFuZ2U6OGNhNTM1NThiMTk2NDNkM2FmYWZlMjJhZTA5NzllMTRfMy0zLTEtMS0w_a4f5565f-f061-478a-8a8e-ba92025c30e0">3,263</ix:nonFraction>&#160;</span></td><td style="background-color:#ffffff;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"></td><td colspan="3" style="display:none"></td><td colspan="3" style="display:none"></td><td colspan="3" style="display:none"></td><td colspan="3" style="display:none"></td></tr><tr><td colspan="3" style="background-color:#dbdbdb;padding:2px 1pt;text-align:left;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">Expected Return on Assets</span></td><td colspan="2" style="background-color:#dbdbdb;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:120%">(<ix:nonFraction unitRef="usd" contextRef="if795254b622743618b005519d6fe0eed_D20210101-20210331" decimals="-3" format="ixt:numdotdecimal" name="us-gaap:DefinedBenefitPlanExpectedReturnOnPlanAssets" scale="3" id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN181OC9mcmFnOmZkMDM2MTI4MmFjYzQxODVhMTg1YTljOWY4ZjQ0ZGVlL3RhYmxlOjhjYTUzNTU4YjE5NjQzZDNhZmFmZTIyYWUwOTc5ZTE0L3RhYmxlcmFuZ2U6OGNhNTM1NThiMTk2NDNkM2FmYWZlMjJhZTA5NzllMTRfNC0xLTEtMS0w_5ef55928-f9b1-4122-8ea6-295b9e5f8c4e">5,590</ix:nonFraction>)</span></td><td style="background-color:#dbdbdb;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"></td><td colspan="3" style="background-color:#dbdbdb;padding:0 1pt"></td><td colspan="2" style="background-color:#dbdbdb;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">(<ix:nonFraction unitRef="usd" contextRef="i74f026c4a5824eca81768ebd66064aae_D20200101-20200331" decimals="-3" format="ixt:numdotdecimal" name="us-gaap:DefinedBenefitPlanExpectedReturnOnPlanAssets" scale="3" id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN181OC9mcmFnOmZkMDM2MTI4MmFjYzQxODVhMTg1YTljOWY4ZjQ0ZGVlL3RhYmxlOjhjYTUzNTU4YjE5NjQzZDNhZmFmZTIyYWUwOTc5ZTE0L3RhYmxlcmFuZ2U6OGNhNTM1NThiMTk2NDNkM2FmYWZlMjJhZTA5NzllMTRfNC0zLTEtMS0w_d0f23498-2407-4219-8864-3e61ede535c2">5,505</ix:nonFraction>)</span></td><td style="background-color:#dbdbdb;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"></td><td colspan="3" style="display:none"></td><td colspan="3" style="display:none"></td><td colspan="3" style="display:none"></td><td colspan="3" style="display:none"></td></tr><tr><td colspan="3" style="display:none"></td><td colspan="3" style="display:none"></td><td colspan="3" style="display:none"></td><td colspan="3" style="display:none"></td><td colspan="3" style="display:none"></td><td colspan="3" style="display:none"></td><td colspan="3" style="display:none"></td><td colspan="3" style="display:none"></td></tr><tr><td colspan="3" style="display:none"></td><td colspan="3" style="display:none"></td><td colspan="3" style="display:none"></td><td colspan="3" style="display:none"></td><td colspan="3" style="display:none"></td><td colspan="3" style="display:none"></td><td colspan="3" style="display:none"></td><td colspan="3" style="display:none"></td></tr><tr><td colspan="3" style="display:none"></td><td colspan="3" style="display:none"></td><td colspan="3" style="display:none"></td><td colspan="3" style="display:none"></td><td colspan="3" style="display:none"></td><td colspan="3" style="display:none"></td><td colspan="3" style="display:none"></td><td colspan="3" style="display:none"></td></tr><tr><td colspan="3" style="background-color:#ffffff;padding:2px 1pt;text-align:left;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">Amortization of Net Actuarial Loss:</span></td><td colspan="3" style="background-color:#ffffff;padding:0 1pt"></td><td colspan="3" style="background-color:#ffffff;padding:0 1pt"></td><td colspan="3" style="background-color:#ffffff;padding:0 1pt"></td><td colspan="3" style="display:none"></td><td colspan="3" style="display:none"></td><td colspan="3" style="display:none"></td><td colspan="3" style="display:none"></td></tr><tr><td colspan="3" style="background-color:#dbdbdb;padding:2px 1pt 2px 7pt;text-align:left;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">From Regulatory Asset</span></td><td colspan="2" style="background-color:#dbdbdb;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:120%"><ix:nonFraction unitRef="usd" contextRef="if795254b622743618b005519d6fe0eed_D20210101-20210331" decimals="-3" sign="-" format="ixt:numdotdecimal" name="ottr:DefinedBenefitPlanAmortizationOfGainsLossesFromRegulatoryAssets" scale="3" id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN181OC9mcmFnOmZkMDM2MTI4MmFjYzQxODVhMTg1YTljOWY4ZjQ0ZGVlL3RhYmxlOjhjYTUzNTU4YjE5NjQzZDNhZmFmZTIyYWUwOTc5ZTE0L3RhYmxlcmFuZ2U6OGNhNTM1NThiMTk2NDNkM2FmYWZlMjJhZTA5NzllMTRfOS0xLTEtMS0w_46a034b0-f95c-4960-aae7-20ddaf95f5b2">2,660</ix:nonFraction></span><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">&#160;</span></td><td style="background-color:#dbdbdb;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"></td><td colspan="3" style="background-color:#dbdbdb;padding:0 1pt"></td><td colspan="2" style="background-color:#dbdbdb;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%"><ix:nonFraction unitRef="usd" contextRef="i74f026c4a5824eca81768ebd66064aae_D20200101-20200331" decimals="-3" sign="-" format="ixt:numdotdecimal" name="ottr:DefinedBenefitPlanAmortizationOfGainsLossesFromRegulatoryAssets" scale="3" id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN181OC9mcmFnOmZkMDM2MTI4MmFjYzQxODVhMTg1YTljOWY4ZjQ0ZGVlL3RhYmxlOjhjYTUzNTU4YjE5NjQzZDNhZmFmZTIyYWUwOTc5ZTE0L3RhYmxlcmFuZ2U6OGNhNTM1NThiMTk2NDNkM2FmYWZlMjJhZTA5NzllMTRfOS0zLTEtMS0w_fa2f47be-716f-495e-9e54-8998eb34d61f">2,231</ix:nonFraction>&#160;</span></td><td style="background-color:#dbdbdb;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"></td><td colspan="3" style="display:none"></td><td colspan="3" style="display:none"></td><td colspan="3" style="display:none"></td><td colspan="3" style="display:none"></td></tr><tr><td colspan="3" style="background-color:#ffffff;padding:2px 1pt 2px 7pt;text-align:left;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">From Other Comprehensive Income</span></td><td colspan="2" style="background-color:#ffffff;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:120%"><ix:nonFraction unitRef="usd" contextRef="if795254b622743618b005519d6fe0eed_D20210101-20210331" decimals="-3" sign="-" name="ottr:DefinedBenefitPlanAmortizationOfGainsLossesFromOtherComprehensiveIncome" scale="3" id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN181OC9mcmFnOmZkMDM2MTI4MmFjYzQxODVhMTg1YTljOWY4ZjQ0ZGVlL3RhYmxlOjhjYTUzNTU4YjE5NjQzZDNhZmFmZTIyYWUwOTc5ZTE0L3RhYmxlcmFuZ2U6OGNhNTM1NThiMTk2NDNkM2FmYWZlMjJhZTA5NzllMTRfMTAtMS0xLTEtMA_dab8f668-f037-4464-8ce0-63916280ed00">68</ix:nonFraction></span><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">&#160;</span></td><td style="background-color:#ffffff;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"></td><td colspan="3" style="background-color:#ffffff;padding:0 1pt"></td><td colspan="2" style="background-color:#ffffff;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%"><ix:nonFraction unitRef="usd" contextRef="i74f026c4a5824eca81768ebd66064aae_D20200101-20200331" decimals="-3" sign="-" name="ottr:DefinedBenefitPlanAmortizationOfGainsLossesFromOtherComprehensiveIncome" scale="3" id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN181OC9mcmFnOmZkMDM2MTI4MmFjYzQxODVhMTg1YTljOWY4ZjQ0ZGVlL3RhYmxlOjhjYTUzNTU4YjE5NjQzZDNhZmFmZTIyYWUwOTc5ZTE0L3RhYmxlcmFuZ2U6OGNhNTM1NThiMTk2NDNkM2FmYWZlMjJhZTA5NzllMTRfMTAtMy0xLTEtMA_e4170c2f-4be7-4320-ba89-80c0546c2155">55</ix:nonFraction>&#160;</span></td><td style="background-color:#ffffff;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"></td><td colspan="3" style="display:none"></td><td colspan="3" style="display:none"></td><td colspan="3" style="display:none"></td><td colspan="3" style="display:none"></td></tr><tr><td colspan="3" style="background-color:#dbdbdb;border-top:1pt solid #000;padding:2px 1pt;text-align:left;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:120%">Net Periodic Pension Cost</span></td><td style="background-color:#dbdbdb;border-top:1pt solid #000;padding:2px 0 2px 1pt;text-align:left;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:120%">$</span></td><td style="background-color:#dbdbdb;border-top:1pt solid #000;padding:2px 0;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:120%"><ix:nonFraction unitRef="usd" contextRef="if795254b622743618b005519d6fe0eed_D20210101-20210331" decimals="-3" format="ixt:numdotdecimal" name="us-gaap:DefinedBenefitPlanNetPeriodicBenefitCost" scale="3" id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN181OC9mcmFnOmZkMDM2MTI4MmFjYzQxODVhMTg1YTljOWY4ZjQ0ZGVlL3RhYmxlOjhjYTUzNTU4YjE5NjQzZDNhZmFmZTIyYWUwOTc5ZTE0L3RhYmxlcmFuZ2U6OGNhNTM1NThiMTk2NDNkM2FmYWZlMjJhZTA5NzllMTRfMTEtMS0xLTEtMA_559e3bd8-9e21-4d5c-8b66-d7b999d8d748">1,919</ix:nonFraction></span><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">&#160;</span></td><td style="background-color:#dbdbdb;border-top:1pt solid #000;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"></td><td colspan="3" style="background-color:#dbdbdb;border-top:1pt solid #000;padding:0 1pt"></td><td style="background-color:#dbdbdb;border-top:1pt solid #000;padding:2px 0 2px 1pt;text-align:left;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">$</span></td><td style="background-color:#dbdbdb;border-top:1pt solid #000;padding:2px 0;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%"><ix:nonFraction unitRef="usd" contextRef="i74f026c4a5824eca81768ebd66064aae_D20200101-20200331" decimals="-3" format="ixt:numdotdecimal" name="us-gaap:DefinedBenefitPlanNetPeriodicBenefitCost" scale="3" id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN181OC9mcmFnOmZkMDM2MTI4MmFjYzQxODVhMTg1YTljOWY4ZjQ0ZGVlL3RhYmxlOjhjYTUzNTU4YjE5NjQzZDNhZmFmZTIyYWUwOTc5ZTE0L3RhYmxlcmFuZ2U6OGNhNTM1NThiMTk2NDNkM2FmYWZlMjJhZTA5NzllMTRfMTEtMy0xLTEtMA_662a75e7-65f6-473e-923e-92689df55658">1,699</ix:nonFraction>&#160;</span></td><td style="background-color:#dbdbdb;border-top:1pt solid #000;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"></td><td colspan="3" style="display:none"></td><td colspan="3" style="display:none"></td><td colspan="3" style="display:none"></td><td colspan="3" style="display:none"></td></tr><tr><td colspan="3" style="display:none"></td><td colspan="3" style="display:none"></td><td colspan="3" style="display:none"></td><td colspan="3" style="display:none"></td><td colspan="3" style="display:none"></td><td colspan="3" style="display:none"></td><td colspan="3" style="display:none"></td><td colspan="3" style="display:none"></td></tr><tr><td colspan="3" style="display:none"></td><td colspan="3" style="display:none"></td><td colspan="3" style="display:none"></td><td colspan="3" style="display:none"></td><td colspan="3" style="display:none"></td><td colspan="3" style="display:none"></td><td colspan="3" style="display:none"></td><td colspan="3" style="display:none"></td></tr><tr><td colspan="3" style="display:none"></td><td colspan="3" style="display:none"></td><td colspan="3" style="display:none"></td><td colspan="3" style="display:none"></td><td colspan="3" style="display:none"></td><td colspan="3" style="display:none"></td><td colspan="3" style="display:none"></td><td colspan="3" style="display:none"></td></tr><tr><td colspan="3" style="display:none"></td><td colspan="3" style="display:none"></td><td colspan="3" style="display:none"></td><td colspan="3" style="display:none"></td><td colspan="3" style="display:none"></td><td colspan="3" style="display:none"></td><td colspan="3" style="display:none"></td><td colspan="3" style="display:none"></td></tr><tr><td colspan="3" style="display:none"></td><td colspan="3" style="display:none"></td><td colspan="3" style="display:none"></td><td colspan="3" style="display:none"></td><td colspan="3" style="display:none"></td><td colspan="3" style="display:none"></td><td colspan="3" style="display:none"></td><td colspan="3" style="display:none"></td></tr><tr><td colspan="3" style="display:none"></td><td colspan="3" style="display:none"></td><td colspan="3" style="display:none"></td><td colspan="3" style="display:none"></td><td colspan="3" style="display:none"></td><td colspan="3" style="display:none"></td><td colspan="3" style="display:none"></td><td colspan="3" style="display:none"></td></tr><tr><td colspan="3" style="display:none"></td><td colspan="3" style="display:none"></td><td colspan="3" style="display:none"></td><td colspan="3" style="display:none"></td><td colspan="3" style="display:none"></td><td colspan="3" style="display:none"></td><td colspan="3" style="display:none"></td><td colspan="3" style="display:none"></td></tr><tr><td colspan="3" style="display:none"></td><td colspan="3" style="display:none"></td><td colspan="3" style="display:none"></td><td colspan="3" style="display:none"></td><td colspan="3" style="display:none"></td><td colspan="3" style="display:none"></td><td colspan="3" style="display:none"></td><td colspan="3" style="display:none"></td></tr></table></div></ix:nonNumeric><div style="margin-bottom:6pt;text-indent:1.44pt"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:9pt;font-weight:400;line-height:120%">We</span><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:9pt;font-weight:700;line-height:120%"> </span><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:9pt;font-weight:400;line-height:120%">had no minimum funding requirement as of December&#160;31, 2020 but made a discretionary plan contribution of $<ix:nonFraction unitRef="usd" contextRef="i5eaa61a1a36b40fa928874c3234f1b59_D20210101-20210131" decimals="-5" format="ixt:numdotdecimal" name="us-gaap:DefinedBenefitPlanContributionsByEmployer" scale="6" id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN181OC9mcmFnOmZkMDM2MTI4MmFjYzQxODVhMTg1YTljOWY4ZjQ0ZGVlL3RleHRyZWdpb246ZmQwMzYxMjgyYWNjNDE4NWExODVhOWM5ZjhmNDRkZWVfMzY5_c5a8e477-fdb7-4b3f-abbe-6f5f9e500b65">10.0</ix:nonFraction>&#160;million in January 2021.</span></div><div style="margin-top:9pt"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:9pt;font-weight:700;line-height:120%">Executive Survivor and Supplemental Retirement Plan (ESSRP)</span></div><ix:continuation id="i4838286d721a42dda68b4da9e79fbcdd" continuedAt="i8ac486e607154e15bb917531a2e0b5b0"><div style="margin-bottom:3pt"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:9pt;font-weight:400;line-height:120%">Components of net periodic pension benefit cost for the three months ended March&#160;31, 2021 and 2020 are as follows:</span></div><div style="margin-bottom:3pt"><table style="border-collapse:collapse;display:inline-table;margin-bottom:5pt;vertical-align:text-bottom;width:100.000%"><tr><td style="width:1.0%"></td><td style="width:74.872%"></td><td style="width:0.1%"></td><td style="width:1.0%"></td><td style="width:10.011%"></td><td style="width:0.1%"></td><td style="width:0.1%"></td><td style="width:1.605%"></td><td style="width:0.1%"></td><td style="width:1.0%"></td><td style="width:10.012%"></td><td style="width:0.1%"></td><td colspan="3" style="display:none"></td><td colspan="3" style="display:none"></td><td colspan="3" style="display:none"></td><td colspan="3" style="display:none"></td></tr><tr><td colspan="3" style="display:none"></td><td colspan="3" style="display:none"></td><td colspan="3" style="display:none"></td><td colspan="3" style="display:none"></td></tr><tr><td colspan="3" style="padding:2px 1pt;text-align:left;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-style:italic;font-weight:700;line-height:120%">(in thousands)</span></td><td colspan="3" style="padding:2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-style:italic;font-weight:700;line-height:120%">2021</span></td><td colspan="3" style="padding:0 1pt"></td><td colspan="3" style="padding:2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-style:italic;font-weight:700;line-height:120%">2020</span></td><td colspan="3" style="display:none"></td><td colspan="3" style="display:none"></td><td colspan="3" style="display:none"></td><td colspan="3" style="display:none"></td></tr><tr style="height:3pt"><td colspan="3" style="border-top:1pt solid #000;padding:0 1pt"></td><td colspan="3" style="border-top:1pt solid #000;padding:0 1pt"></td><td colspan="3" style="border-top:1pt solid #000;padding:0 1pt"></td><td colspan="3" style="border-top:1pt solid #000;padding:0 1pt"></td><td colspan="3" style="display:none"></td><td colspan="3" style="display:none"></td><td colspan="3" style="display:none"></td><td colspan="3" style="display:none"></td></tr><tr><td colspan="3" style="background-color:#dbdbdb;padding:2px 1pt;text-align:left;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">Service Cost&#8211;Benefit Earned During the Period</span></td><td style="background-color:#dbdbdb;padding:2px 0 2px 1pt;text-align:left;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:120%">$</span></td><td style="background-color:#dbdbdb;padding:2px 0;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:120%"><ix:nonFraction unitRef="usd" contextRef="ic86d8825d57c4d4cb39cde50bdcca2da_D20210101-20210331" decimals="-3" name="us-gaap:DefinedBenefitPlanServiceCost" scale="3" id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN181OC9mcmFnOmZkMDM2MTI4MmFjYzQxODVhMTg1YTljOWY4ZjQ0ZGVlL3RhYmxlOjgzNTUyOTlhNDA3YzRkMjZiNThjM2Q1YmNlNDE5MzZlL3RhYmxlcmFuZ2U6ODM1NTI5OWE0MDdjNGQyNmI1OGMzZDViY2U0MTkzNmVfMi0xLTEtMS0w_dc77a793-d3a8-4015-b27f-2c69994f997e">47</ix:nonFraction></span><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">&#160;</span></td><td style="background-color:#dbdbdb;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"></td><td colspan="3" style="background-color:#dbdbdb;padding:0 1pt"></td><td style="background-color:#dbdbdb;padding:2px 0 2px 1pt;text-align:left;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">$</span></td><td style="background-color:#dbdbdb;padding:2px 0;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%"><ix:nonFraction unitRef="usd" contextRef="ic4ce2caac6354dcca222dd301bee309d_D20200101-20200331" decimals="-3" name="us-gaap:DefinedBenefitPlanServiceCost" scale="3" id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN181OC9mcmFnOmZkMDM2MTI4MmFjYzQxODVhMTg1YTljOWY4ZjQ0ZGVlL3RhYmxlOjgzNTUyOTlhNDA3YzRkMjZiNThjM2Q1YmNlNDE5MzZlL3RhYmxlcmFuZ2U6ODM1NTI5OWE0MDdjNGQyNmI1OGMzZDViY2U0MTkzNmVfMi0zLTEtMS0w_130dc093-7715-4dca-b5f4-41a5bd54a062">45</ix:nonFraction>&#160;</span></td><td style="background-color:#dbdbdb;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"></td><td colspan="3" style="display:none"></td><td colspan="3" style="display:none"></td><td colspan="3" style="display:none"></td><td colspan="3" style="display:none"></td></tr><tr><td colspan="3" style="background-color:#ffffff;padding:2px 1pt;text-align:left;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">Interest Cost on Projected Benefit Obligation</span></td><td colspan="2" style="background-color:#ffffff;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:120%"><ix:nonFraction unitRef="usd" contextRef="ic86d8825d57c4d4cb39cde50bdcca2da_D20210101-20210331" decimals="-3" name="us-gaap:DefinedBenefitPlanInterestCost" scale="3" id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN181OC9mcmFnOmZkMDM2MTI4MmFjYzQxODVhMTg1YTljOWY4ZjQ0ZGVlL3RhYmxlOjgzNTUyOTlhNDA3YzRkMjZiNThjM2Q1YmNlNDE5MzZlL3RhYmxlcmFuZ2U6ODM1NTI5OWE0MDdjNGQyNmI1OGMzZDViY2U0MTkzNmVfMy0xLTEtMS0w_3c9d576f-c44c-4207-8b45-021a776ec701">307</ix:nonFraction></span><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">&#160;</span></td><td style="background-color:#ffffff;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"></td><td colspan="3" style="background-color:#ffffff;padding:0 1pt"></td><td colspan="2" style="background-color:#ffffff;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%"><ix:nonFraction unitRef="usd" contextRef="ic4ce2caac6354dcca222dd301bee309d_D20200101-20200331" decimals="-3" name="us-gaap:DefinedBenefitPlanInterestCost" scale="3" id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN181OC9mcmFnOmZkMDM2MTI4MmFjYzQxODVhMTg1YTljOWY4ZjQ0ZGVlL3RhYmxlOjgzNTUyOTlhNDA3YzRkMjZiNThjM2Q1YmNlNDE5MzZlL3RhYmxlcmFuZ2U6ODM1NTI5OWE0MDdjNGQyNmI1OGMzZDViY2U0MTkzNmVfMy0zLTEtMS0w_8013354b-c901-495b-9983-23268c74175e">362</ix:nonFraction>&#160;</span></td><td style="background-color:#ffffff;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"></td><td colspan="3" style="display:none"></td><td colspan="3" style="display:none"></td><td colspan="3" style="display:none"></td><td colspan="3" style="display:none"></td></tr><tr><td colspan="3" style="display:none"></td><td colspan="3" style="display:none"></td><td colspan="3" style="display:none"></td><td colspan="3" style="display:none"></td><td colspan="3" style="display:none"></td><td colspan="3" style="display:none"></td><td colspan="3" style="display:none"></td><td colspan="3" style="display:none"></td></tr><tr><td colspan="3" style="display:none"></td><td colspan="3" style="display:none"></td><td colspan="3" style="display:none"></td><td colspan="3" style="display:none"></td><td colspan="3" style="display:none"></td><td colspan="3" style="display:none"></td><td colspan="3" style="display:none"></td><td colspan="3" style="display:none"></td></tr><tr><td colspan="3" style="display:none"></td><td colspan="3" style="display:none"></td><td colspan="3" style="display:none"></td><td colspan="3" style="display:none"></td><td colspan="3" style="display:none"></td><td colspan="3" style="display:none"></td><td colspan="3" style="display:none"></td><td colspan="3" style="display:none"></td></tr><tr><td colspan="3" style="background-color:#dbdbdb;padding:2px 1pt;text-align:left;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">Amortization of Net Actuarial Loss:</span></td><td colspan="3" style="background-color:#dbdbdb;padding:0 1pt"></td><td colspan="3" style="background-color:#dbdbdb;padding:0 1pt"></td><td colspan="3" style="background-color:#dbdbdb;padding:0 1pt"></td><td colspan="3" style="display:none"></td><td colspan="3" style="display:none"></td><td colspan="3" style="display:none"></td><td colspan="3" style="display:none"></td></tr><tr><td colspan="3" style="background-color:#ffffff;padding:2px 1pt 2px 7pt;text-align:left;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">From Regulatory Asset</span></td><td colspan="2" style="background-color:#ffffff;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:120%"><ix:nonFraction unitRef="usd" contextRef="ic86d8825d57c4d4cb39cde50bdcca2da_D20210101-20210331" decimals="-3" sign="-" name="ottr:DefinedBenefitPlanAmortizationOfGainsLossesFromRegulatoryAssets" scale="3" id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN181OC9mcmFnOmZkMDM2MTI4MmFjYzQxODVhMTg1YTljOWY4ZjQ0ZGVlL3RhYmxlOjgzNTUyOTlhNDA3YzRkMjZiNThjM2Q1YmNlNDE5MzZlL3RhYmxlcmFuZ2U6ODM1NTI5OWE0MDdjNGQyNmI1OGMzZDViY2U0MTkzNmVfOC0xLTEtMS0w_afd1d4bf-12cf-4305-8615-7b3b8684e3e4">31</ix:nonFraction></span><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">&#160;</span></td><td style="background-color:#ffffff;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"></td><td colspan="3" style="background-color:#ffffff;padding:0 1pt"></td><td colspan="2" style="background-color:#ffffff;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%"><ix:nonFraction unitRef="usd" contextRef="ic4ce2caac6354dcca222dd301bee309d_D20200101-20200331" decimals="-3" sign="-" name="ottr:DefinedBenefitPlanAmortizationOfGainsLossesFromRegulatoryAssets" scale="3" id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN181OC9mcmFnOmZkMDM2MTI4MmFjYzQxODVhMTg1YTljOWY4ZjQ0ZGVlL3RhYmxlOjgzNTUyOTlhNDA3YzRkMjZiNThjM2Q1YmNlNDE5MzZlL3RhYmxlcmFuZ2U6ODM1NTI5OWE0MDdjNGQyNmI1OGMzZDViY2U0MTkzNmVfOC0zLTEtMS0w_43b44630-9f89-4762-b374-4dc0eadbe1f4">23</ix:nonFraction>&#160;</span></td><td style="background-color:#ffffff;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"></td><td colspan="3" style="display:none"></td><td colspan="3" style="display:none"></td><td colspan="3" style="display:none"></td><td colspan="3" style="display:none"></td></tr><tr><td colspan="3" style="background-color:#dbdbdb;padding:2px 1pt 2px 7pt;text-align:left;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">From Other Comprehensive Income</span></td><td colspan="2" style="background-color:#dbdbdb;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:120%"><ix:nonFraction unitRef="usd" contextRef="ic86d8825d57c4d4cb39cde50bdcca2da_D20210101-20210331" decimals="-3" sign="-" name="ottr:DefinedBenefitPlanAmortizationOfGainsLossesFromOtherComprehensiveIncome" scale="3" id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN181OC9mcmFnOmZkMDM2MTI4MmFjYzQxODVhMTg1YTljOWY4ZjQ0ZGVlL3RhYmxlOjgzNTUyOTlhNDA3YzRkMjZiNThjM2Q1YmNlNDE5MzZlL3RhYmxlcmFuZ2U6ODM1NTI5OWE0MDdjNGQyNmI1OGMzZDViY2U0MTkzNmVfOS0xLTEtMS0w_dfae25bc-7994-46c9-81de-843b4ddb4ae6">124</ix:nonFraction></span><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">&#160;</span></td><td style="background-color:#dbdbdb;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"></td><td colspan="3" style="background-color:#dbdbdb;padding:0 1pt"></td><td colspan="2" style="background-color:#dbdbdb;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%"><ix:nonFraction unitRef="usd" contextRef="ic4ce2caac6354dcca222dd301bee309d_D20200101-20200331" decimals="-3" sign="-" name="ottr:DefinedBenefitPlanAmortizationOfGainsLossesFromOtherComprehensiveIncome" scale="3" id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN181OC9mcmFnOmZkMDM2MTI4MmFjYzQxODVhMTg1YTljOWY4ZjQ0ZGVlL3RhYmxlOjgzNTUyOTlhNDA3YzRkMjZiNThjM2Q1YmNlNDE5MzZlL3RhYmxlcmFuZ2U6ODM1NTI5OWE0MDdjNGQyNmI1OGMzZDViY2U0MTkzNmVfOS0zLTEtMS0w_bf49a475-591c-46f5-a179-9e5c47d50992">86</ix:nonFraction>&#160;</span></td><td style="background-color:#dbdbdb;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"></td><td colspan="3" style="display:none"></td><td colspan="3" style="display:none"></td><td colspan="3" style="display:none"></td><td colspan="3" style="display:none"></td></tr><tr><td colspan="3" style="background-color:#ffffff;border-top:1pt solid #000;padding:2px 1pt;text-align:left;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:120%">Net Periodic Pension Cost</span></td><td style="background-color:#ffffff;border-top:1pt solid #000;padding:2px 0 2px 1pt;text-align:left;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:120%">$</span></td><td style="background-color:#ffffff;border-top:1pt solid #000;padding:2px 0;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:120%"><ix:nonFraction unitRef="usd" contextRef="ic86d8825d57c4d4cb39cde50bdcca2da_D20210101-20210331" decimals="-3" name="us-gaap:DefinedBenefitPlanNetPeriodicBenefitCost" scale="3" id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN181OC9mcmFnOmZkMDM2MTI4MmFjYzQxODVhMTg1YTljOWY4ZjQ0ZGVlL3RhYmxlOjgzNTUyOTlhNDA3YzRkMjZiNThjM2Q1YmNlNDE5MzZlL3RhYmxlcmFuZ2U6ODM1NTI5OWE0MDdjNGQyNmI1OGMzZDViY2U0MTkzNmVfMTAtMS0xLTEtMA_0acd40de-353c-4719-986c-428ca6fac7fd">509</ix:nonFraction></span><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">&#160;</span></td><td style="background-color:#ffffff;border-top:1pt solid #000;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"></td><td colspan="3" style="background-color:#ffffff;border-top:1pt solid #000;padding:0 1pt"></td><td style="background-color:#ffffff;border-top:1pt solid #000;padding:2px 0 2px 1pt;text-align:left;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">$</span></td><td style="background-color:#ffffff;border-top:1pt solid #000;padding:2px 0;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%"><ix:nonFraction unitRef="usd" contextRef="ic4ce2caac6354dcca222dd301bee309d_D20200101-20200331" decimals="-3" name="us-gaap:DefinedBenefitPlanNetPeriodicBenefitCost" scale="3" id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN181OC9mcmFnOmZkMDM2MTI4MmFjYzQxODVhMTg1YTljOWY4ZjQ0ZGVlL3RhYmxlOjgzNTUyOTlhNDA3YzRkMjZiNThjM2Q1YmNlNDE5MzZlL3RhYmxlcmFuZ2U6ODM1NTI5OWE0MDdjNGQyNmI1OGMzZDViY2U0MTkzNmVfMTAtMy0xLTEtMA_38a5286b-f740-4a04-8f8b-86c0f04d05de">516</ix:nonFraction>&#160;</span></td><td style="background-color:#ffffff;border-top:1pt solid #000;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"></td><td colspan="3" style="display:none"></td><td colspan="3" style="display:none"></td><td colspan="3" style="display:none"></td><td colspan="3" style="display:none"></td></tr><tr><td colspan="3" style="display:none"></td><td colspan="3" style="display:none"></td><td colspan="3" style="display:none"></td><td colspan="3" style="display:none"></td><td colspan="3" style="display:none"></td><td colspan="3" style="display:none"></td><td colspan="3" style="display:none"></td><td colspan="3" style="display:none"></td></tr><tr><td colspan="3" style="display:none"></td><td colspan="3" style="display:none"></td><td colspan="3" style="display:none"></td><td colspan="3" style="display:none"></td><td colspan="3" style="display:none"></td><td colspan="3" style="display:none"></td><td colspan="3" style="display:none"></td><td colspan="3" style="display:none"></td></tr><tr><td colspan="3" style="display:none"></td><td colspan="3" style="display:none"></td><td colspan="3" style="display:none"></td><td colspan="3" style="display:none"></td><td colspan="3" style="display:none"></td><td colspan="3" style="display:none"></td><td colspan="3" style="display:none"></td><td colspan="3" style="display:none"></td></tr><tr><td colspan="3" style="display:none"></td><td colspan="3" style="display:none"></td><td colspan="3" style="display:none"></td><td colspan="3" style="display:none"></td><td colspan="3" style="display:none"></td><td colspan="3" style="display:none"></td><td colspan="3" style="display:none"></td><td colspan="3" style="display:none"></td></tr><tr><td colspan="3" style="display:none"></td><td colspan="3" style="display:none"></td><td colspan="3" style="display:none"></td><td colspan="3" style="display:none"></td><td colspan="3" style="display:none"></td><td colspan="3" style="display:none"></td><td colspan="3" style="display:none"></td><td colspan="3" style="display:none"></td></tr><tr><td colspan="3" style="display:none"></td><td colspan="3" style="display:none"></td><td colspan="3" style="display:none"></td><td colspan="3" style="display:none"></td><td colspan="3" style="display:none"></td><td colspan="3" style="display:none"></td><td colspan="3" style="display:none"></td><td colspan="3" style="display:none"></td></tr></table></div></ix:continuation><div style="margin-top:9pt"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:9pt;font-weight:700;line-height:120%">Other Postretirement Benefits</span></div><ix:continuation id="i8ac486e607154e15bb917531a2e0b5b0"><div style="margin-bottom:3pt"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:9pt;font-weight:400;line-height:120%">Components of net periodic postretirement benefit cost for the three months ended March&#160;31, 2021 and 2020 are as follows:&#160;</span></div><div><table style="border-collapse:collapse;display:inline-table;margin-bottom:5pt;vertical-align:text-bottom;width:100.000%"><tr><td style="width:1.0%"></td><td style="width:74.872%"></td><td style="width:0.1%"></td><td style="width:1.0%"></td><td style="width:10.011%"></td><td style="width:0.1%"></td><td style="width:0.1%"></td><td style="width:1.605%"></td><td style="width:0.1%"></td><td style="width:1.0%"></td><td style="width:10.012%"></td><td style="width:0.1%"></td><td colspan="3" style="display:none"></td><td colspan="3" style="display:none"></td><td colspan="3" style="display:none"></td><td colspan="3" style="display:none"></td></tr><tr><td colspan="3" style="display:none"></td><td colspan="3" style="display:none"></td><td colspan="3" style="display:none"></td><td colspan="3" style="display:none"></td></tr><tr><td colspan="3" style="padding:2px 1pt;text-align:left;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-style:italic;font-weight:700;line-height:120%">(in thousands)</span></td><td colspan="3" style="padding:2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-style:italic;font-weight:700;line-height:120%">2021</span></td><td colspan="3" style="padding:0 1pt"></td><td colspan="3" style="padding:2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-style:italic;font-weight:700;line-height:120%">2020</span></td><td colspan="3" style="display:none"></td><td colspan="3" style="display:none"></td><td colspan="3" style="display:none"></td><td colspan="3" style="display:none"></td></tr><tr style="height:3pt"><td colspan="3" style="border-top:1pt solid #000;padding:0 1pt"></td><td colspan="3" style="border-top:1pt solid #000;padding:0 1pt"></td><td colspan="3" style="border-top:1pt solid #000;padding:0 1pt"></td><td colspan="3" style="border-top:1pt solid #000;padding:0 1pt"></td><td colspan="3" style="display:none"></td><td colspan="3" style="display:none"></td><td colspan="3" style="display:none"></td><td colspan="3" style="display:none"></td></tr><tr><td colspan="3" style="background-color:#dbdbdb;padding:2px 1pt;text-align:left;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">Service Cost&#8211;Benefit Earned During the Period</span></td><td style="background-color:#dbdbdb;padding:2px 0 2px 1pt;text-align:left;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:120%">$</span></td><td style="background-color:#dbdbdb;padding:2px 0;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:120%"><ix:nonFraction unitRef="usd" contextRef="i0760f14c1f0d4e529834deb39ba01480_D20210101-20210331" decimals="-3" name="us-gaap:DefinedBenefitPlanServiceCost" scale="3" id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN181OC9mcmFnOmZkMDM2MTI4MmFjYzQxODVhMTg1YTljOWY4ZjQ0ZGVlL3RhYmxlOjdjZTlmMzE4MjkzODQzMDdhOTQyYWY0MzEzYjFjYzA2L3RhYmxlcmFuZ2U6N2NlOWYzMTgyOTM4NDMwN2E5NDJhZjQzMTNiMWNjMDZfMi0xLTEtMS0w_49bc2bd7-bd2a-4d9a-a530-1f1ee67a059c">430</ix:nonFraction></span><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">&#160;</span></td><td style="background-color:#dbdbdb;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"></td><td colspan="3" style="background-color:#dbdbdb;padding:0 1pt"></td><td style="background-color:#dbdbdb;padding:2px 0 2px 1pt;text-align:left;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">$</span></td><td style="background-color:#dbdbdb;padding:2px 0;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%"><ix:nonFraction unitRef="usd" contextRef="i323e96b69fd3409ba53d01363ae1f8b4_D20200101-20200331" decimals="-3" name="us-gaap:DefinedBenefitPlanServiceCost" scale="3" id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN181OC9mcmFnOmZkMDM2MTI4MmFjYzQxODVhMTg1YTljOWY4ZjQ0ZGVlL3RhYmxlOjdjZTlmMzE4MjkzODQzMDdhOTQyYWY0MzEzYjFjYzA2L3RhYmxlcmFuZ2U6N2NlOWYzMTgyOTM4NDMwN2E5NDJhZjQzMTNiMWNjMDZfMi0zLTEtMS0w_7a2ade18-392d-46d0-b7a8-7bbd6bd84e9f">462</ix:nonFraction>&#160;</span></td><td style="background-color:#dbdbdb;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"></td><td colspan="3" style="display:none"></td><td colspan="3" style="display:none"></td><td colspan="3" style="display:none"></td><td colspan="3" style="display:none"></td></tr><tr><td colspan="3" style="background-color:#ffffff;padding:2px 1pt;text-align:left;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">Interest Cost on Projected Benefit Obligation</span></td><td colspan="2" style="background-color:#ffffff;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:120%"><ix:nonFraction unitRef="usd" contextRef="i0760f14c1f0d4e529834deb39ba01480_D20210101-20210331" decimals="-3" name="us-gaap:DefinedBenefitPlanInterestCost" scale="3" id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN181OC9mcmFnOmZkMDM2MTI4MmFjYzQxODVhMTg1YTljOWY4ZjQ0ZGVlL3RhYmxlOjdjZTlmMzE4MjkzODQzMDdhOTQyYWY0MzEzYjFjYzA2L3RhYmxlcmFuZ2U6N2NlOWYzMTgyOTM4NDMwN2E5NDJhZjQzMTNiMWNjMDZfMy0xLTEtMS0w_0a3613c7-9421-4364-bc88-b4fc7e17c82a">473</ix:nonFraction></span><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">&#160;</span></td><td style="background-color:#ffffff;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"></td><td colspan="3" style="background-color:#ffffff;padding:0 1pt"></td><td colspan="2" style="background-color:#ffffff;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%"><ix:nonFraction unitRef="usd" contextRef="i323e96b69fd3409ba53d01363ae1f8b4_D20200101-20200331" decimals="-3" name="us-gaap:DefinedBenefitPlanInterestCost" scale="3" id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN181OC9mcmFnOmZkMDM2MTI4MmFjYzQxODVhMTg1YTljOWY4ZjQ0ZGVlL3RhYmxlOjdjZTlmMzE4MjkzODQzMDdhOTQyYWY0MzEzYjFjYzA2L3RhYmxlcmFuZ2U6N2NlOWYzMTgyOTM4NDMwN2E5NDJhZjQzMTNiMWNjMDZfMy0zLTEtMS0w_85755c07-c4d9-41cf-9d63-560f0a5e25e0">598</ix:nonFraction>&#160;</span></td><td style="background-color:#ffffff;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"></td><td colspan="3" style="display:none"></td><td colspan="3" style="display:none"></td><td colspan="3" style="display:none"></td><td colspan="3" style="display:none"></td></tr><tr><td colspan="3" style="background-color:#dbdbdb;padding:2px 1pt;text-align:left;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">Amortization of Prior Service Cost</span></td><td colspan="3" style="background-color:#dbdbdb;padding:0 1pt"></td><td colspan="3" style="background-color:#dbdbdb;padding:0 1pt"></td><td colspan="3" style="background-color:#dbdbdb;padding:0 1pt"></td><td colspan="3" style="display:none"></td><td colspan="3" style="display:none"></td><td colspan="3" style="display:none"></td><td colspan="3" style="display:none"></td></tr><tr><td colspan="3" style="background-color:#ffffff;padding:2px 1pt 2px 7pt;text-align:left;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">From Regulatory Asset</span></td><td colspan="2" style="background-color:#ffffff;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:120%">(<ix:nonFraction unitRef="usd" contextRef="i0760f14c1f0d4e529834deb39ba01480_D20210101-20210331" decimals="-3" sign="-" format="ixt:numdotdecimal" name="ottr:DefinedBenefitPlanAmortizationOfPriorServiceCostFromRegulatoryAssetsCredit" scale="3" id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN181OC9mcmFnOmZkMDM2MTI4MmFjYzQxODVhMTg1YTljOWY4ZjQ0ZGVlL3RhYmxlOjdjZTlmMzE4MjkzODQzMDdhOTQyYWY0MzEzYjFjYzA2L3RhYmxlcmFuZ2U6N2NlOWYzMTgyOTM4NDMwN2E5NDJhZjQzMTNiMWNjMDZfNS0xLTEtMS0w_2fdf709a-67eb-4ae1-aad5-0c7bfc980ce4">1,397</ix:nonFraction>)</span></td><td style="background-color:#ffffff;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"></td><td colspan="3" style="background-color:#ffffff;padding:0 1pt"></td><td colspan="2" style="background-color:#ffffff;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">(<ix:nonFraction unitRef="usd" contextRef="i323e96b69fd3409ba53d01363ae1f8b4_D20200101-20200331" decimals="-3" sign="-" format="ixt:numdotdecimal" name="ottr:DefinedBenefitPlanAmortizationOfPriorServiceCostFromRegulatoryAssetsCredit" scale="3" id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN181OC9mcmFnOmZkMDM2MTI4MmFjYzQxODVhMTg1YTljOWY4ZjQ0ZGVlL3RhYmxlOjdjZTlmMzE4MjkzODQzMDdhOTQyYWY0MzEzYjFjYzA2L3RhYmxlcmFuZ2U6N2NlOWYzMTgyOTM4NDMwN2E5NDJhZjQzMTNiMWNjMDZfNS0zLTEtMS0w_1826f0da-de95-471a-86ee-5182337a4109">1,169</ix:nonFraction>)</span></td><td style="background-color:#ffffff;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"></td><td colspan="3" style="display:none"></td><td colspan="3" style="display:none"></td><td colspan="3" style="display:none"></td><td colspan="3" style="display:none"></td></tr><tr><td colspan="3" style="background-color:#dbdbdb;padding:2px 1pt 2px 7pt;text-align:left;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">From Other Comprehensive Income</span></td><td colspan="2" style="background-color:#dbdbdb;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:120%">(<ix:nonFraction unitRef="usd" contextRef="i0760f14c1f0d4e529834deb39ba01480_D20210101-20210331" decimals="-3" sign="-" name="ottr:DefinedBenefitPlanAmortizationOfPriorServiceCostFromOtherComprehensiveIncomeCredit" scale="3" id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN181OC9mcmFnOmZkMDM2MTI4MmFjYzQxODVhMTg1YTljOWY4ZjQ0ZGVlL3RhYmxlOjdjZTlmMzE4MjkzODQzMDdhOTQyYWY0MzEzYjFjYzA2L3RhYmxlcmFuZ2U6N2NlOWYzMTgyOTM4NDMwN2E5NDJhZjQzMTNiMWNjMDZfNi0xLTEtMS0w_93a71f5d-203d-4e8e-aadc-edb348cd6db5">36</ix:nonFraction>)</span></td><td style="background-color:#dbdbdb;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"></td><td colspan="3" style="background-color:#dbdbdb;padding:0 1pt"></td><td colspan="2" style="background-color:#dbdbdb;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">(<ix:nonFraction unitRef="usd" contextRef="i323e96b69fd3409ba53d01363ae1f8b4_D20200101-20200331" decimals="-3" sign="-" name="ottr:DefinedBenefitPlanAmortizationOfPriorServiceCostFromOtherComprehensiveIncomeCredit" scale="3" id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN181OC9mcmFnOmZkMDM2MTI4MmFjYzQxODVhMTg1YTljOWY4ZjQ0ZGVlL3RhYmxlOjdjZTlmMzE4MjkzODQzMDdhOTQyYWY0MzEzYjFjYzA2L3RhYmxlcmFuZ2U6N2NlOWYzMTgyOTM4NDMwN2E5NDJhZjQzMTNiMWNjMDZfNi0zLTEtMS0w_2016a08b-343e-474d-b4c1-81917baf8488">29</ix:nonFraction>)</span></td><td style="background-color:#dbdbdb;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"></td><td colspan="3" style="display:none"></td><td colspan="3" style="display:none"></td><td colspan="3" style="display:none"></td><td colspan="3" style="display:none"></td></tr><tr><td colspan="3" style="background-color:#ffffff;padding:2px 1pt;text-align:left;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">Amortization of Net Actuarial Loss</span></td><td colspan="3" style="background-color:#ffffff;padding:0 1pt"></td><td colspan="3" style="background-color:#ffffff;padding:0 1pt"></td><td colspan="3" style="background-color:#ffffff;padding:0 1pt"></td><td colspan="3" style="display:none"></td><td colspan="3" style="display:none"></td><td colspan="3" style="display:none"></td><td colspan="3" style="display:none"></td></tr><tr><td colspan="3" style="background-color:#dbdbdb;padding:2px 1pt 2px 7pt;text-align:left;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">From Regulatory Asset</span></td><td colspan="2" style="background-color:#dbdbdb;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:120%"><ix:nonFraction unitRef="usd" contextRef="i0760f14c1f0d4e529834deb39ba01480_D20210101-20210331" decimals="-3" sign="-" name="ottr:DefinedBenefitPlanAmortizationOfGainsLossesFromRegulatoryAssets" scale="3" id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN181OC9mcmFnOmZkMDM2MTI4MmFjYzQxODVhMTg1YTljOWY4ZjQ0ZGVlL3RhYmxlOjdjZTlmMzE4MjkzODQzMDdhOTQyYWY0MzEzYjFjYzA2L3RhYmxlcmFuZ2U6N2NlOWYzMTgyOTM4NDMwN2E5NDJhZjQzMTNiMWNjMDZfOC0xLTEtMS0w_8ed3b689-48c1-4cca-8ef2-e51e2ebaa05b">920</ix:nonFraction></span><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">&#160;</span></td><td style="background-color:#dbdbdb;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"></td><td colspan="3" style="background-color:#dbdbdb;padding:0 1pt"></td><td colspan="2" style="background-color:#dbdbdb;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%"><ix:nonFraction unitRef="usd" contextRef="i323e96b69fd3409ba53d01363ae1f8b4_D20200101-20200331" decimals="-3" sign="-" format="ixt:numdotdecimal" name="ottr:DefinedBenefitPlanAmortizationOfGainsLossesFromRegulatoryAssets" scale="3" id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN181OC9mcmFnOmZkMDM2MTI4MmFjYzQxODVhMTg1YTljOWY4ZjQ0ZGVlL3RhYmxlOjdjZTlmMzE4MjkzODQzMDdhOTQyYWY0MzEzYjFjYzA2L3RhYmxlcmFuZ2U6N2NlOWYzMTgyOTM4NDMwN2E5NDJhZjQzMTNiMWNjMDZfOC0zLTEtMS0w_5562b3f4-2a00-425e-a76e-9785a3abe823">1,051</ix:nonFraction>&#160;</span></td><td style="background-color:#dbdbdb;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"></td><td colspan="3" style="display:none"></td><td colspan="3" style="display:none"></td><td colspan="3" style="display:none"></td><td colspan="3" style="display:none"></td></tr><tr><td colspan="3" style="background-color:#ffffff;padding:2px 1pt 2px 7pt;text-align:left;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">From Other Comprehensive Income</span></td><td colspan="2" style="background-color:#ffffff;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:120%"><ix:nonFraction unitRef="usd" contextRef="i0760f14c1f0d4e529834deb39ba01480_D20210101-20210331" decimals="-3" sign="-" name="ottr:DefinedBenefitPlanAmortizationOfGainsLossesFromOtherComprehensiveIncome" scale="3" id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN181OC9mcmFnOmZkMDM2MTI4MmFjYzQxODVhMTg1YTljOWY4ZjQ0ZGVlL3RhYmxlOjdjZTlmMzE4MjkzODQzMDdhOTQyYWY0MzEzYjFjYzA2L3RhYmxlcmFuZ2U6N2NlOWYzMTgyOTM4NDMwN2E5NDJhZjQzMTNiMWNjMDZfOS0xLTEtMS0w_f8f8d00b-1056-4d8d-a810-67f01763b8cb">23</ix:nonFraction></span><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">&#160;</span></td><td style="background-color:#ffffff;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"></td><td colspan="3" style="background-color:#ffffff;padding:0 1pt"></td><td colspan="2" style="background-color:#ffffff;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%"><ix:nonFraction unitRef="usd" contextRef="i323e96b69fd3409ba53d01363ae1f8b4_D20200101-20200331" decimals="-3" sign="-" name="ottr:DefinedBenefitPlanAmortizationOfGainsLossesFromOtherComprehensiveIncome" scale="3" id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN181OC9mcmFnOmZkMDM2MTI4MmFjYzQxODVhMTg1YTljOWY4ZjQ0ZGVlL3RhYmxlOjdjZTlmMzE4MjkzODQzMDdhOTQyYWY0MzEzYjFjYzA2L3RhYmxlcmFuZ2U6N2NlOWYzMTgyOTM4NDMwN2E5NDJhZjQzMTNiMWNjMDZfOS0zLTEtMS0w_9a121ed0-3618-4df6-aa6e-e3b8c14e3692">26</ix:nonFraction>&#160;</span></td><td style="background-color:#ffffff;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"></td><td colspan="3" style="display:none"></td><td colspan="3" style="display:none"></td><td colspan="3" style="display:none"></td><td colspan="3" style="display:none"></td></tr><tr><td colspan="3" style="background-color:#dbdbdb;border-top:1pt solid #000;padding:2px 1pt;text-align:left;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:120%">Net Periodic Postretirement Benefit Cost</span></td><td style="background-color:#dbdbdb;border-top:1pt solid #000;padding:2px 0 2px 1pt;text-align:left;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:120%">$</span></td><td style="background-color:#dbdbdb;border-top:1pt solid #000;padding:2px 0;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:120%"><ix:nonFraction unitRef="usd" contextRef="i0760f14c1f0d4e529834deb39ba01480_D20210101-20210331" decimals="-3" name="us-gaap:DefinedBenefitPlanNetPeriodicBenefitCost" scale="3" id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN181OC9mcmFnOmZkMDM2MTI4MmFjYzQxODVhMTg1YTljOWY4ZjQ0ZGVlL3RhYmxlOjdjZTlmMzE4MjkzODQzMDdhOTQyYWY0MzEzYjFjYzA2L3RhYmxlcmFuZ2U6N2NlOWYzMTgyOTM4NDMwN2E5NDJhZjQzMTNiMWNjMDZfMTAtMS0xLTEtMA_6af0ca74-1681-44cf-8a17-8082b87b41a4">413</ix:nonFraction></span><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">&#160;</span></td><td style="background-color:#dbdbdb;border-top:1pt solid #000;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"></td><td colspan="3" style="background-color:#dbdbdb;border-top:1pt solid #000;padding:0 1pt"></td><td style="background-color:#dbdbdb;border-top:1pt solid #000;padding:2px 0 2px 1pt;text-align:left;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">$</span></td><td style="background-color:#dbdbdb;border-top:1pt solid #000;padding:2px 0;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%"><ix:nonFraction unitRef="usd" contextRef="i323e96b69fd3409ba53d01363ae1f8b4_D20200101-20200331" decimals="-3" name="us-gaap:DefinedBenefitPlanNetPeriodicBenefitCost" scale="3" id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN181OC9mcmFnOmZkMDM2MTI4MmFjYzQxODVhMTg1YTljOWY4ZjQ0ZGVlL3RhYmxlOjdjZTlmMzE4MjkzODQzMDdhOTQyYWY0MzEzYjFjYzA2L3RhYmxlcmFuZ2U6N2NlOWYzMTgyOTM4NDMwN2E5NDJhZjQzMTNiMWNjMDZfMTAtMy0xLTEtMA_a1db80dc-2a1e-4cf0-a09c-8be72a8d3a2e">939</ix:nonFraction>&#160;</span></td><td style="background-color:#dbdbdb;border-top:1pt solid #000;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"></td><td colspan="3" style="display:none"></td><td colspan="3" style="display:none"></td><td colspan="3" style="display:none"></td><td colspan="3" style="display:none"></td></tr><tr><td colspan="3" style="display:none"></td><td colspan="3" style="display:none"></td><td colspan="3" style="display:none"></td><td colspan="3" style="display:none"></td><td colspan="3" style="display:none"></td><td colspan="3" style="display:none"></td><td colspan="3" style="display:none"></td><td colspan="3" style="display:none"></td></tr><tr><td colspan="3" style="display:none"></td><td colspan="3" style="display:none"></td><td colspan="3" style="display:none"></td><td colspan="3" style="display:none"></td><td colspan="3" style="display:none"></td><td colspan="3" style="display:none"></td><td colspan="3" style="display:none"></td><td colspan="3" style="display:none"></td></tr><tr><td colspan="3" style="display:none"></td><td colspan="3" style="display:none"></td><td colspan="3" style="display:none"></td><td colspan="3" style="display:none"></td><td colspan="3" style="display:none"></td><td colspan="3" style="display:none"></td><td colspan="3" style="display:none"></td><td colspan="3" style="display:none"></td></tr><tr><td colspan="3" style="display:none"></td><td colspan="3" style="display:none"></td><td colspan="3" style="display:none"></td><td colspan="3" style="display:none"></td><td colspan="3" style="display:none"></td><td colspan="3" style="display:none"></td><td colspan="3" style="display:none"></td><td colspan="3" style="display:none"></td></tr><tr><td colspan="3" style="display:none"></td><td colspan="3" style="display:none"></td><td colspan="3" style="display:none"></td><td colspan="3" style="display:none"></td><td colspan="3" style="display:none"></td><td colspan="3" style="display:none"></td><td colspan="3" style="display:none"></td><td colspan="3" style="display:none"></td></tr><tr><td colspan="3" style="display:none"></td><td colspan="3" style="display:none"></td><td colspan="3" style="display:none"></td><td colspan="3" style="display:none"></td><td colspan="3" style="display:none"></td><td colspan="3" style="display:none"></td><td colspan="3" style="display:none"></td><td colspan="3" style="display:none"></td></tr><tr><td colspan="3" style="display:none"></td><td colspan="3" style="display:none"></td><td colspan="3" style="display:none"></td><td colspan="3" style="display:none"></td><td colspan="3" style="display:none"></td><td colspan="3" style="display:none"></td><td colspan="3" style="display:none"></td><td colspan="3" style="display:none"></td></tr><tr><td colspan="3" style="display:none"></td><td colspan="3" style="display:none"></td><td colspan="3" style="display:none"></td><td colspan="3" style="display:none"></td><td colspan="3" style="display:none"></td><td colspan="3" style="display:none"></td><td colspan="3" style="display:none"></td><td colspan="3" style="display:none"></td></tr><tr><td colspan="3" style="display:none"></td><td colspan="3" style="display:none"></td><td colspan="3" style="display:none"></td><td colspan="3" style="display:none"></td><td colspan="3" style="display:none"></td><td colspan="3" style="display:none"></td><td colspan="3" style="display:none"></td><td colspan="3" style="display:none"></td></tr></table></div></ix:continuation></ix:continuation><div style="height:54pt;position:relative;width:100%"><div style="bottom:0;position:absolute;width:100%"><div style="text-align:right"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:9pt;font-weight:400;line-height:120%">13</span></div></div></div><div id="i3ccd65d188014ef19fc37bf6a1f38117_61"></div><hr style="page-break-after:always"/><div style="min-height:54pt;width:100%"><div><span style="color:#0000ff;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%;text-decoration:underline"><a style="color:#0000ff;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%;text-decoration:underline" href="#i3ccd65d188014ef19fc37bf6a1f38117_7">Table of </a><a style="color:#0000ff;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%;text-decoration:underline" href="#i3ccd65d188014ef19fc37bf6a1f38117_7">Contents</a></span></div></div><div style="margin-bottom:9pt;margin-top:12pt"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:11pt;font-weight:700;line-height:120%">8. <ix:nonNumeric contextRef="i3a76d1213b09470fa8c6c3f49fa75d98_D20210101-20210331" name="us-gaap:IncomeTaxDisclosureTextBlock" id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN182MS9mcmFnOjZkMTI1OTIwMzc4MjQ0ZWY5ODg0YWQyZWU4YThlYWJkL3RleHRyZWdpb246NmQxMjU5MjAzNzgyNDRlZjk4ODRhZDJlZThhOGVhYmRfMTI2MA_9526d909-4ad3-42a1-9ab5-ee2634975104" continuedAt="i61afa405875b4d4292f44c6de7b7b38a" escape="true">Income Taxes</ix:nonNumeric></span></div><ix:continuation id="i61afa405875b4d4292f44c6de7b7b38a"><div style="margin-bottom:3pt;margin-top:6pt"><ix:nonNumeric contextRef="i3a76d1213b09470fa8c6c3f49fa75d98_D20210101-20210331" name="us-gaap:ScheduleOfEffectiveIncomeTaxRateReconciliationTableTextBlock" id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN182MS9mcmFnOjZkMTI1OTIwMzc4MjQ0ZWY5ODg0YWQyZWU4YThlYWJkL3RleHRyZWdpb246NmQxMjU5MjAzNzgyNDRlZjk4ODRhZDJlZThhOGVhYmRfMTI2MQ_14b2af3a-37ef-477b-8105-d4c97a6616fb" escape="true"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:9pt;font-weight:400;line-height:120%">The reconciliation of the statutory federal income tax rate to our effective tax rate for each of the three months ended March&#160;31, 2021 and 2020 is as follows:</span><table style="border-collapse:collapse;display:inline-table;margin-bottom:5pt;vertical-align:text-bottom;width:100.000%"><tr><td style="width:1.0%"></td><td style="width:74.872%"></td><td style="width:0.1%"></td><td style="width:1.0%"></td><td style="width:10.011%"></td><td style="width:0.1%"></td><td style="width:0.1%"></td><td style="width:1.605%"></td><td style="width:0.1%"></td><td style="width:1.0%"></td><td style="width:10.012%"></td><td style="width:0.1%"></td><td colspan="3" style="display:none"></td><td colspan="3" style="display:none"></td><td colspan="3" style="display:none"></td><td colspan="3" style="display:none"></td></tr><tr><td colspan="3" style="display:none"></td><td colspan="3" style="display:none"></td><td colspan="3" style="display:none"></td><td colspan="3" style="display:none"></td></tr><tr><td colspan="3" style="padding:0 1pt"></td><td colspan="3" style="padding:2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-style:italic;font-weight:700;line-height:120%">2021</span></td><td colspan="3" style="padding:0 1pt"></td><td colspan="3" style="padding:2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-style:italic;font-weight:700;line-height:120%">2020</span></td><td colspan="3" style="display:none"></td><td colspan="3" style="display:none"></td><td colspan="3" style="display:none"></td><td colspan="3" style="display:none"></td></tr><tr style="height:3pt"><td colspan="3" style="border-top:1pt solid #000;padding:0 1pt"></td><td colspan="3" style="border-top:1pt solid #000;padding:0 1pt"></td><td colspan="3" style="border-top:1pt solid #000;padding:0 1pt"></td><td colspan="3" style="border-top:1pt solid #000;padding:0 1pt"></td><td colspan="3" style="display:none"></td><td colspan="3" style="display:none"></td><td colspan="3" style="display:none"></td><td colspan="3" style="display:none"></td></tr><tr><td colspan="3" style="background-color:#dbdbdb;padding:2px 1pt;text-align:left;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">Federal Statutory Rate</span></td><td colspan="2" style="background-color:#dbdbdb;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:120%"><ix:nonFraction unitRef="number" contextRef="i3a76d1213b09470fa8c6c3f49fa75d98_D20210101-20210331" decimals="INF" name="us-gaap:EffectiveIncomeTaxRateReconciliationAtFederalStatutoryIncomeTaxRate" scale="-2" id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN182MS9mcmFnOjZkMTI1OTIwMzc4MjQ0ZWY5ODg0YWQyZWU4YThlYWJkL3RhYmxlOmQ0YmZiODhkNjgzYjQzMjdhY2U2MzQ2OWQ0N2E3N2ZhL3RhYmxlcmFuZ2U6ZDRiZmI4OGQ2ODNiNDMyN2FjZTYzNDY5ZDQ3YTc3ZmFfMi0xLTEtMS0w_0234b0f3-ed7c-4323-ad0e-dd2b7c835ed5">21.0</ix:nonFraction></span><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">&#160;</span></td><td style="background-color:#dbdbdb;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:120%">%</span></td><td colspan="3" style="background-color:#dbdbdb;padding:0 1pt"></td><td colspan="2" style="background-color:#dbdbdb;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%"><ix:nonFraction unitRef="number" contextRef="i052d02afe6704673b1b47c9fbf47ec24_D20200101-20200331" decimals="INF" name="us-gaap:EffectiveIncomeTaxRateReconciliationAtFederalStatutoryIncomeTaxRate" scale="-2" id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN182MS9mcmFnOjZkMTI1OTIwMzc4MjQ0ZWY5ODg0YWQyZWU4YThlYWJkL3RhYmxlOmQ0YmZiODhkNjgzYjQzMjdhY2U2MzQ2OWQ0N2E3N2ZhL3RhYmxlcmFuZ2U6ZDRiZmI4OGQ2ODNiNDMyN2FjZTYzNDY5ZDQ3YTc3ZmFfMi0zLTEtMS0w_fe7bff81-91b2-49c1-9cbf-5d984803f2c6">21.0</ix:nonFraction>&#160;</span></td><td style="background-color:#dbdbdb;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">%</span></td><td colspan="3" style="display:none"></td><td colspan="3" style="display:none"></td><td colspan="3" style="display:none"></td><td colspan="3" style="display:none"></td></tr><tr><td colspan="3" style="background-color:#ffffff;padding:2px 1pt;text-align:left;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">Increases (Decreases) in Tax from:</span></td><td colspan="3" style="background-color:#ffffff;padding:0 1pt"></td><td colspan="3" style="background-color:#ffffff;padding:0 1pt"></td><td colspan="3" style="background-color:#ffffff;padding:0 1pt"></td><td colspan="3" style="display:none"></td><td colspan="3" style="display:none"></td><td colspan="3" style="display:none"></td><td colspan="3" style="display:none"></td></tr><tr><td colspan="3" style="background-color:#dbdbdb;padding:2px 1pt 2px 7.75pt;text-align:left;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">State Taxes on Income, Net of Federal Tax</span></td><td colspan="2" style="background-color:#dbdbdb;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:120%"><ix:nonFraction unitRef="number" contextRef="i3a76d1213b09470fa8c6c3f49fa75d98_D20210101-20210331" decimals="3" name="us-gaap:EffectiveIncomeTaxRateReconciliationStateAndLocalIncomeTaxes" scale="-2" id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN182MS9mcmFnOjZkMTI1OTIwMzc4MjQ0ZWY5ODg0YWQyZWU4YThlYWJkL3RhYmxlOmQ0YmZiODhkNjgzYjQzMjdhY2U2MzQ2OWQ0N2E3N2ZhL3RhYmxlcmFuZ2U6ZDRiZmI4OGQ2ODNiNDMyN2FjZTYzNDY5ZDQ3YTc3ZmFfNC0xLTEtMS0w_66378300-b6f8-40c1-b2d5-adbb3af6279e">5.0</ix:nonFraction></span><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">&#160;</span></td><td style="background-color:#dbdbdb;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"></td><td colspan="3" style="background-color:#dbdbdb;padding:0 1pt"></td><td colspan="2" style="background-color:#dbdbdb;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%"><ix:nonFraction unitRef="number" contextRef="i052d02afe6704673b1b47c9fbf47ec24_D20200101-20200331" decimals="3" name="us-gaap:EffectiveIncomeTaxRateReconciliationStateAndLocalIncomeTaxes" scale="-2" id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN182MS9mcmFnOjZkMTI1OTIwMzc4MjQ0ZWY5ODg0YWQyZWU4YThlYWJkL3RhYmxlOmQ0YmZiODhkNjgzYjQzMjdhY2U2MzQ2OWQ0N2E3N2ZhL3RhYmxlcmFuZ2U6ZDRiZmI4OGQ2ODNiNDMyN2FjZTYzNDY5ZDQ3YTc3ZmFfNC0zLTEtMS0w_ae950a54-610e-49d3-8969-62c54435ded3">5.0</ix:nonFraction>&#160;</span></td><td style="background-color:#dbdbdb;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"></td><td colspan="3" style="display:none"></td><td colspan="3" style="display:none"></td><td colspan="3" style="display:none"></td><td colspan="3" style="display:none"></td></tr><tr><td colspan="3" style="background-color:#ffffff;padding:2px 1pt 2px 7.75pt;text-align:left;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">Production Tax Credits (PTCs)</span></td><td colspan="2" style="background-color:#ffffff;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:120%">(<ix:nonFraction unitRef="number" contextRef="i3a76d1213b09470fa8c6c3f49fa75d98_D20210101-20210331" decimals="3" name="ottr:EffectiveIncomeTaxRateReconciliationTaxCreditProductionPercent" scale="-2" id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN182MS9mcmFnOjZkMTI1OTIwMzc4MjQ0ZWY5ODg0YWQyZWU4YThlYWJkL3RhYmxlOmQ0YmZiODhkNjgzYjQzMjdhY2U2MzQ2OWQ0N2E3N2ZhL3RhYmxlcmFuZ2U6ZDRiZmI4OGQ2ODNiNDMyN2FjZTYzNDY5ZDQ3YTc3ZmFfNi0xLTEtMS0w_26ec6123-8a75-42f4-a18c-296009607a58">7.6</ix:nonFraction>)</span></td><td style="background-color:#ffffff;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"></td><td colspan="3" style="background-color:#ffffff;padding:0 1pt"></td><td colspan="2" style="background-color:#ffffff;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%"><ix:nonFraction unitRef="number" contextRef="i052d02afe6704673b1b47c9fbf47ec24_D20200101-20200331" decimals="3" format="ixt:zerodash" name="ottr:EffectiveIncomeTaxRateReconciliationTaxCreditProductionPercent" scale="-2" id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN182MS9mcmFnOjZkMTI1OTIwMzc4MjQ0ZWY5ODg0YWQyZWU4YThlYWJkL3RhYmxlOmQ0YmZiODhkNjgzYjQzMjdhY2U2MzQ2OWQ0N2E3N2ZhL3RhYmxlcmFuZ2U6ZDRiZmI4OGQ2ODNiNDMyN2FjZTYzNDY5ZDQ3YTc3ZmFfNi0zLTEtMS0w_f168405f-5efc-4a20-b578-c1a93175e751">&#8212;</ix:nonFraction>&#160;</span></td><td style="background-color:#ffffff;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"></td><td colspan="3" style="display:none"></td><td colspan="3" style="display:none"></td><td colspan="3" style="display:none"></td><td colspan="3" style="display:none"></td></tr><tr><td colspan="3" style="background-color:#dbdbdb;padding:2px 1pt 2px 7.75pt;text-align:left;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">Amortization of Excess Deferred Income Taxes</span></td><td colspan="2" style="background-color:#dbdbdb;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:120%">(<ix:nonFraction unitRef="number" contextRef="i3a76d1213b09470fa8c6c3f49fa75d98_D20210101-20210331" decimals="3" sign="-" name="ottr:EffectiveIncomeTaxRateReconciliationAmortizationOfExcessDeferredTaxes" scale="-2" id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN182MS9mcmFnOjZkMTI1OTIwMzc4MjQ0ZWY5ODg0YWQyZWU4YThlYWJkL3RhYmxlOmQ0YmZiODhkNjgzYjQzMjdhY2U2MzQ2OWQ0N2E3N2ZhL3RhYmxlcmFuZ2U6ZDRiZmI4OGQ2ODNiNDMyN2FjZTYzNDY5ZDQ3YTc3ZmFfNS0xLTEtMS0w_8009fe6e-b026-4334-9dd0-818acea06cdd">2.9</ix:nonFraction>)</span></td><td style="background-color:#dbdbdb;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"></td><td colspan="3" style="background-color:#dbdbdb;padding:0 1pt"></td><td colspan="2" style="background-color:#dbdbdb;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">(<ix:nonFraction unitRef="number" contextRef="i052d02afe6704673b1b47c9fbf47ec24_D20200101-20200331" decimals="3" sign="-" name="ottr:EffectiveIncomeTaxRateReconciliationAmortizationOfExcessDeferredTaxes" scale="-2" id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN182MS9mcmFnOjZkMTI1OTIwMzc4MjQ0ZWY5ODg0YWQyZWU4YThlYWJkL3RhYmxlOmQ0YmZiODhkNjgzYjQzMjdhY2U2MzQ2OWQ0N2E3N2ZhL3RhYmxlcmFuZ2U6ZDRiZmI4OGQ2ODNiNDMyN2FjZTYzNDY5ZDQ3YTc3ZmFfNS0zLTEtMS0w_08bbe36e-161a-48b4-bd28-57f1fd7d9cce">4.1</ix:nonFraction>)</span></td><td style="background-color:#dbdbdb;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"></td><td colspan="3" style="display:none"></td><td colspan="3" style="display:none"></td><td colspan="3" style="display:none"></td><td colspan="3" style="display:none"></td></tr><tr><td colspan="3" style="background-color:#ffffff;padding:2px 1pt 2px 7.75pt;text-align:left;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">Corporate-Owned Life Insurance</span></td><td colspan="2" style="background-color:#ffffff;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:120%">(<ix:nonFraction unitRef="number" contextRef="i3a76d1213b09470fa8c6c3f49fa75d98_D20210101-20210331" decimals="3" sign="-" name="ottr:EffectiveIncomeTaxRateReconciliationCorporateOwnedLifeInsurancePercent" scale="-2" id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN182MS9mcmFnOjZkMTI1OTIwMzc4MjQ0ZWY5ODg0YWQyZWU4YThlYWJkL3RhYmxlOmQ0YmZiODhkNjgzYjQzMjdhY2U2MzQ2OWQ0N2E3N2ZhL3RhYmxlcmFuZ2U6ZDRiZmI4OGQ2ODNiNDMyN2FjZTYzNDY5ZDQ3YTc3ZmFfOS0xLTEtMS0w_203defcc-803c-4242-94d4-769d9cce15b0">0.5</ix:nonFraction>)</span></td><td style="background-color:#ffffff;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"></td><td colspan="3" style="background-color:#ffffff;padding:0 1pt"></td><td colspan="2" style="background-color:#ffffff;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%"><ix:nonFraction unitRef="number" contextRef="i052d02afe6704673b1b47c9fbf47ec24_D20200101-20200331" decimals="3" name="ottr:EffectiveIncomeTaxRateReconciliationCorporateOwnedLifeInsurancePercent" scale="-2" id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN182MS9mcmFnOjZkMTI1OTIwMzc4MjQ0ZWY5ODg0YWQyZWU4YThlYWJkL3RhYmxlOmQ0YmZiODhkNjgzYjQzMjdhY2U2MzQ2OWQ0N2E3N2ZhL3RhYmxlcmFuZ2U6ZDRiZmI4OGQ2ODNiNDMyN2FjZTYzNDY5ZDQ3YTc3ZmFfOS0zLTEtMS0w_0411cea7-ca0b-49b4-8e9e-8d318ca3bc78">0.7</ix:nonFraction>&#160;</span></td><td style="background-color:#ffffff;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"></td><td colspan="3" style="display:none"></td><td colspan="3" style="display:none"></td><td colspan="3" style="display:none"></td><td colspan="3" style="display:none"></td></tr><tr><td colspan="3" style="background-color:#dbdbdb;padding:2px 1pt 2px 7.75pt;text-align:left;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">North Dakota Wind Tax Credit Amortization, Net of Federal Tax</span></td><td colspan="2" style="background-color:#dbdbdb;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:120%">(<ix:nonFraction unitRef="number" contextRef="i3a76d1213b09470fa8c6c3f49fa75d98_D20210101-20210331" decimals="3" name="us-gaap:EffectiveIncomeTaxRateReconciliationTaxCreditsOther" scale="-2" id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN182MS9mcmFnOjZkMTI1OTIwMzc4MjQ0ZWY5ODg0YWQyZWU4YThlYWJkL3RhYmxlOmQ0YmZiODhkNjgzYjQzMjdhY2U2MzQ2OWQ0N2E3N2ZhL3RhYmxlcmFuZ2U6ZDRiZmI4OGQ2ODNiNDMyN2FjZTYzNDY5ZDQ3YTc3ZmFfNy0xLTEtMS0w_a0335eb5-2ec9-4d5d-a27f-e18e2c999674">0.4</ix:nonFraction>)</span></td><td style="background-color:#dbdbdb;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"></td><td colspan="3" style="background-color:#dbdbdb;padding:0 1pt"></td><td colspan="2" style="background-color:#dbdbdb;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">(<ix:nonFraction unitRef="number" contextRef="i052d02afe6704673b1b47c9fbf47ec24_D20200101-20200331" decimals="3" name="us-gaap:EffectiveIncomeTaxRateReconciliationTaxCreditsOther" scale="-2" id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN182MS9mcmFnOjZkMTI1OTIwMzc4MjQ0ZWY5ODg0YWQyZWU4YThlYWJkL3RhYmxlOmQ0YmZiODhkNjgzYjQzMjdhY2U2MzQ2OWQ0N2E3N2ZhL3RhYmxlcmFuZ2U6ZDRiZmI4OGQ2ODNiNDMyN2FjZTYzNDY5ZDQ3YTc3ZmFfNy0zLTEtMS0w_e484c9d7-cb0b-4e9f-8f60-26f54b0e24d4">0.9</ix:nonFraction>)</span></td><td style="background-color:#dbdbdb;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"></td><td colspan="3" style="display:none"></td><td colspan="3" style="display:none"></td><td colspan="3" style="display:none"></td><td colspan="3" style="display:none"></td></tr><tr><td colspan="3" style="background-color:#ffffff;padding:2px 1pt 2px 7.75pt;text-align:left;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">Excess Tax Deduction on Stock Awards</span></td><td colspan="2" style="background-color:#ffffff;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:120%">(<ix:nonFraction unitRef="number" contextRef="i3a76d1213b09470fa8c6c3f49fa75d98_D20210101-20210331" decimals="3" name="us-gaap:EffectiveIncomeTaxRateReconciliationDeductionsEmployeeStockOwnershipPlanDividends" scale="-2" id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN182MS9mcmFnOjZkMTI1OTIwMzc4MjQ0ZWY5ODg0YWQyZWU4YThlYWJkL3RhYmxlOmQ0YmZiODhkNjgzYjQzMjdhY2U2MzQ2OWQ0N2E3N2ZhL3RhYmxlcmFuZ2U6ZDRiZmI4OGQ2ODNiNDMyN2FjZTYzNDY5ZDQ3YTc3ZmFfMTAtMS0xLTEtMA_ce20e985-49a6-4b18-b16e-b21e67f43d0e">0.1</ix:nonFraction>)</span></td><td style="background-color:#ffffff;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"></td><td colspan="3" style="background-color:#ffffff;padding:0 1pt"></td><td colspan="2" style="background-color:#ffffff;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">(<ix:nonFraction unitRef="number" contextRef="i052d02afe6704673b1b47c9fbf47ec24_D20200101-20200331" decimals="3" name="us-gaap:EffectiveIncomeTaxRateReconciliationDeductionsEmployeeStockOwnershipPlanDividends" scale="-2" id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN182MS9mcmFnOjZkMTI1OTIwMzc4MjQ0ZWY5ODg0YWQyZWU4YThlYWJkL3RhYmxlOmQ0YmZiODhkNjgzYjQzMjdhY2U2MzQ2OWQ0N2E3N2ZhL3RhYmxlcmFuZ2U6ZDRiZmI4OGQ2ODNiNDMyN2FjZTYzNDY5ZDQ3YTc3ZmFfMTAtMy0xLTEtMA_a6fc0057-75fc-4ca1-9ebc-dffac891f5e2">1.3</ix:nonFraction>)</span></td><td style="background-color:#ffffff;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"></td><td colspan="3" style="display:none"></td><td colspan="3" style="display:none"></td><td colspan="3" style="display:none"></td><td colspan="3" style="display:none"></td></tr><tr><td colspan="3" style="background-color:#dbdbdb;padding:2px 1pt 2px 7.75pt;text-align:left;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">Allowance for Equity Funds Used During Construction</span></td><td colspan="2" style="background-color:#dbdbdb;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:120%"><ix:nonFraction unitRef="number" contextRef="i3a76d1213b09470fa8c6c3f49fa75d98_D20210101-20210331" decimals="3" format="ixt:zerodash" name="ottr:EffectiveIncomeTaxRateReconciliationAllowanceForEquityFundsUsedDuringConstructionPercent" scale="-2" id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN182MS9mcmFnOjZkMTI1OTIwMzc4MjQ0ZWY5ODg0YWQyZWU4YThlYWJkL3RhYmxlOmQ0YmZiODhkNjgzYjQzMjdhY2U2MzQ2OWQ0N2E3N2ZhL3RhYmxlcmFuZ2U6ZDRiZmI4OGQ2ODNiNDMyN2FjZTYzNDY5ZDQ3YTc3ZmFfOC0xLTEtMS0w_99ebba19-aaf9-418e-b1c3-cf4c96d01f17">&#8212;</ix:nonFraction></span><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">&#160;</span></td><td style="background-color:#dbdbdb;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"></td><td colspan="3" style="background-color:#dbdbdb;padding:0 1pt"></td><td colspan="2" style="background-color:#dbdbdb;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">(<ix:nonFraction unitRef="number" contextRef="i052d02afe6704673b1b47c9fbf47ec24_D20200101-20200331" decimals="3" sign="-" name="ottr:EffectiveIncomeTaxRateReconciliationAllowanceForEquityFundsUsedDuringConstructionPercent" scale="-2" id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN182MS9mcmFnOjZkMTI1OTIwMzc4MjQ0ZWY5ODg0YWQyZWU4YThlYWJkL3RhYmxlOmQ0YmZiODhkNjgzYjQzMjdhY2U2MzQ2OWQ0N2E3N2ZhL3RhYmxlcmFuZ2U6ZDRiZmI4OGQ2ODNiNDMyN2FjZTYzNDY5ZDQ3YTc3ZmFfOC0zLTEtMS0w_dfb65539-4de9-452f-aa15-de8eb93dd70d">1.0</ix:nonFraction>)</span></td><td style="background-color:#dbdbdb;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"></td><td colspan="3" style="display:none"></td><td colspan="3" style="display:none"></td><td colspan="3" style="display:none"></td><td colspan="3" style="display:none"></td></tr><tr><td colspan="3" style="background-color:#ffffff;padding:2px 1pt 2px 6.25pt;text-align:left;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">Other, Net</span></td><td colspan="2" style="background-color:#ffffff;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:120%"><ix:nonFraction unitRef="number" contextRef="i3a76d1213b09470fa8c6c3f49fa75d98_D20210101-20210331" decimals="3" name="us-gaap:EffectiveIncomeTaxRateReconciliationOtherAdjustments" scale="-2" id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN182MS9mcmFnOjZkMTI1OTIwMzc4MjQ0ZWY5ODg0YWQyZWU4YThlYWJkL3RhYmxlOmQ0YmZiODhkNjgzYjQzMjdhY2U2MzQ2OWQ0N2E3N2ZhL3RhYmxlcmFuZ2U6ZDRiZmI4OGQ2ODNiNDMyN2FjZTYzNDY5ZDQ3YTc3ZmFfMTEtMS0xLTEtMA_d00cb7b6-0a46-4ad8-a816-62879af0611f">0.3</ix:nonFraction></span><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">&#160;</span></td><td style="background-color:#ffffff;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"></td><td colspan="3" style="background-color:#ffffff;padding:0 1pt"></td><td colspan="2" style="background-color:#ffffff;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">(<ix:nonFraction unitRef="number" contextRef="i052d02afe6704673b1b47c9fbf47ec24_D20200101-20200331" decimals="3" sign="-" name="us-gaap:EffectiveIncomeTaxRateReconciliationOtherAdjustments" scale="-2" id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN182MS9mcmFnOjZkMTI1OTIwMzc4MjQ0ZWY5ODg0YWQyZWU4YThlYWJkL3RhYmxlOmQ0YmZiODhkNjgzYjQzMjdhY2U2MzQ2OWQ0N2E3N2ZhL3RhYmxlcmFuZ2U6ZDRiZmI4OGQ2ODNiNDMyN2FjZTYzNDY5ZDQ3YTc3ZmFfMTEtMy0xLTEtMA_d6c70c53-ca45-4921-91bc-d3aa35a48e7d">0.5</ix:nonFraction>)</span></td><td style="background-color:#ffffff;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"></td><td colspan="3" style="display:none"></td><td colspan="3" style="display:none"></td><td colspan="3" style="display:none"></td><td colspan="3" style="display:none"></td></tr><tr><td colspan="3" style="background-color:#dbdbdb;border-top:1pt solid #000;padding:2px 1pt;text-align:left;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:120%">Effective Tax Rate</span></td><td colspan="2" style="background-color:#dbdbdb;border-top:1pt solid #000;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:120%"><ix:nonFraction unitRef="number" contextRef="i3a76d1213b09470fa8c6c3f49fa75d98_D20210101-20210331" decimals="3" name="us-gaap:EffectiveIncomeTaxRateContinuingOperations" scale="-2" id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN182MS9mcmFnOjZkMTI1OTIwMzc4MjQ0ZWY5ODg0YWQyZWU4YThlYWJkL3RhYmxlOmQ0YmZiODhkNjgzYjQzMjdhY2U2MzQ2OWQ0N2E3N2ZhL3RhYmxlcmFuZ2U6ZDRiZmI4OGQ2ODNiNDMyN2FjZTYzNDY5ZDQ3YTc3ZmFfMTItMS0xLTEtMA_99b2c6e7-257c-4a5c-9afd-6b7f61162d66">14.8</ix:nonFraction></span><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">&#160;</span></td><td style="background-color:#dbdbdb;border-top:1pt solid #000;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:120%">%</span></td><td colspan="3" style="background-color:#dbdbdb;border-top:1pt solid #000;padding:0 1pt"></td><td colspan="2" style="background-color:#dbdbdb;border-top:1pt solid #000;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%"><ix:nonFraction unitRef="number" contextRef="i052d02afe6704673b1b47c9fbf47ec24_D20200101-20200331" decimals="3" name="us-gaap:EffectiveIncomeTaxRateContinuingOperations" scale="-2" id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN182MS9mcmFnOjZkMTI1OTIwMzc4MjQ0ZWY5ODg0YWQyZWU4YThlYWJkL3RhYmxlOmQ0YmZiODhkNjgzYjQzMjdhY2U2MzQ2OWQ0N2E3N2ZhL3RhYmxlcmFuZ2U6ZDRiZmI4OGQ2ODNiNDMyN2FjZTYzNDY5ZDQ3YTc3ZmFfMTItMy0xLTEtMA_bfb3131f-252f-4ea7-81ec-a0a4c5e79717">18.9</ix:nonFraction>&#160;</span></td><td style="background-color:#dbdbdb;border-top:1pt solid #000;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">%</span></td><td colspan="3" style="display:none"></td><td colspan="3" style="display:none"></td><td colspan="3" style="display:none"></td><td colspan="3" style="display:none"></td></tr></table></ix:nonNumeric></div><div style="margin-bottom:3pt;margin-top:6pt"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:9pt;font-weight:400;line-height:120%">We began generating PTCs from our Merricourt wind farm placed in service in the fourth quarter of 2020. No PTCs were generated during the three months ended March 31, 2020. Income tax benefits arising from PTCs are offset by corresponding operating revenue reductions as PTC amounts generated reduce Electric segment customer billings.</span></div></ix:continuation><div id="i3ccd65d188014ef19fc37bf6a1f38117_64"></div><div style="margin-bottom:9pt;margin-top:12pt"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:11pt;font-weight:700;line-height:120%">9. <ix:nonNumeric contextRef="i3a76d1213b09470fa8c6c3f49fa75d98_D20210101-20210331" name="us-gaap:CommitmentsAndContingenciesDisclosureTextBlock" id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN182NC9mcmFnOmM0OWU5NWRhY2I4MTRjNzc5NTY4MDcyZjFiMjE2YTdkL3RleHRyZWdpb246YzQ5ZTk1ZGFjYjgxNGM3Nzk1NjgwNzJmMWIyMTZhN2RfNTE1NQ_c66fb315-cef3-433f-8f82-4e8176cefe3d" continuedAt="i48a530479ffa4a0f895276e5575eda82" escape="true">Commitments and Contingencies</ix:nonNumeric></span></div><ix:continuation id="i48a530479ffa4a0f895276e5575eda82"><div style="margin-bottom:6pt"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:9pt;font-weight:700;line-height:120%">Commitments</span></div><div style="margin-bottom:6pt;text-indent:18pt"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:9pt;font-weight:700;line-height:120%">Construction and Other Purchase Commitments. </span><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:9pt;font-weight:400;line-height:120%">OTP has commitments under contracts, including its share of construction program and other commitments associated with its jointly-owned facilities, extending into 2046. T.O. Plastics is party to a resin supply agreement under which it must purchase all of a specified class of regrind resin delivered by the supplier at a periodically negotiated price per pound. The agreement expires in 2026.</span></div><div style="margin-bottom:6pt;text-indent:18pt"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:9pt;font-weight:400;line-height:120%"> </span><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:9pt;font-weight:700;line-height:120%">Electric Utility Capacity and Energy Requirements and Coal Purchase and Delivery Contracts. </span><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:9pt;font-weight:400;line-height:120%">OTP has commitments for the purchase of capacity and energy requirements under agreements extending into 2044. OTP also has contracts providing for the purchase and delivery of a significant portion of its current coal requirements, with expiration dates ranging from 2022 through 2040. These contracts do not include minimum purchase requirements but do require all coal necessary for the operation of the respective plant to be purchased from the counterparty.</span></div><div style="margin-bottom:6pt;text-indent:18pt"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:9pt;font-weight:700;line-height:120%">Land Easements. </span><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:9pt;font-weight:400;line-height:120%">OTP has commitments to make future payments under land easements extending into 2050.    </span><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:9pt;font-weight:700;line-height:120%"> </span><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:9pt;font-weight:400;line-height:120%">   </span></div><div style="margin-bottom:6pt;margin-top:6pt"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:9pt;font-weight:700;line-height:120%">Contingencies</span></div><div style="margin-bottom:6pt;text-indent:18pt"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:9pt;font-weight:700;line-height:120%">FERC ROE.</span><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:9pt;font-weight:400;line-height:120%"> In November 2013 and February 2015, customers filed complaints with FERC seeking to reduce the ROE component of the transmission rates that MISO transmission owners, including OTP, may collect under the MISO tariff rate. FERC's most recent order, issued on November 19, 2020, adopted a revised ROE methodology and set the base ROE at 10.02% (10.52% with an adder) effective for the fifteen-month period from November 2013 to February 2015 and on a prospective basis beginning in September 2016. The order also dismissed any complaints covering the period from February 2015 to May 2016. The November 2020 opinion is subject to judicial review. We have deferred recognition and recorded a refund liability of $<ix:nonFraction unitRef="usd" contextRef="i909b346225e247199e0e9bdd1f5efbdc_I20210331" decimals="-5" format="ixt:numdotdecimal" name="ottr:Ottr_EstimatedLiabilityForFERCOrderedMISOTariffRefundObligation" scale="6" id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN182NC9mcmFnOmM0OWU5NWRhY2I4MTRjNzc5NTY4MDcyZjFiMjE2YTdkL3RleHRyZWdpb246YzQ5ZTk1ZGFjYjgxNGM3Nzk1NjgwNzJmMWIyMTZhN2RfMTA5OTUxMTYzNjY1Mw_e09a66dc-0803-4969-a275-2d45d0cbc099">3.7</ix:nonFraction> million as of March 31, 2021. This refund liability reflects our best estimate of required refunds to customers once all regulatory and judicial proceedings are finalized.   </span></div><div style="margin-bottom:6pt;text-indent:18pt"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:9pt;font-weight:700;line-height:120%">Regional Haze Rule (RHR).</span><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:9pt;font-weight:400;line-height:120%"> The RHR was adopted in an effort to improve visibility in national parks and wilderness areas. The RHR requires states, in coordination with the EPA and other governmental agencies, to develop and implement plans to achieve natural visibility conditions. The second RHR implementation period covers the years 2018-2028, with state implementation plans targeted for submission to the EPA by July 31, 2021. States are required to assess reasonable progress with the RHR and determine what additional emission reductions are appropriate, if any.</span></div><div style="margin-bottom:6pt"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:9pt;font-weight:400;line-height:120%">Coyote Station, OTP's jointly owned coal-fired power plant in North Dakota, is subject to assessment in the second implementation period under the North Dakota state implementation plan. We cannot predict with certainty the impact the state implementation plan may have on our business until the plan is finalized and adopted. However, significant emission control investments could be required, and the recovery of such costs from customers would require regulatory approval. Alternatively, investments in emission control equipment may prove to be uneconomic and result in a required early retirement of, or the sale of our interest in, Coyote Station. We cannot estimate the financial effects such a retirement or sale may have on our consolidated operating results, financial position or cash flows, but such amounts could be material and the recovery of such costs from customers would be subject to regulatory approval.</span></div><div style="margin-bottom:6pt;text-indent:18pt"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:9pt;font-weight:700;line-height:120%">Other Contingencies. </span><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:9pt;font-weight:400;line-height:120%">We are party to litigation and regulatory enforcement matters arising in the normal course of business. We regularly analyze relevant information and, as necessary, estimate and record accrued liabilities for legal, regulatory enforcement and other matters in which a loss is probable of occurring and can be reasonably estimated. We believe the effect on our consolidated operating results, financial position and cash flows, if any, for the disposition of all matters pending as of March&#160;31, 2021, other than those relating to the RHR, will not be material.</span></div></ix:continuation><div style="height:54pt;position:relative;width:100%"><div style="bottom:0;position:absolute;width:100%"><div style="text-align:right"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:9pt;font-weight:400;line-height:120%">14</span></div></div></div><div id="i3ccd65d188014ef19fc37bf6a1f38117_67"></div><hr style="page-break-after:always"/><div style="min-height:54pt;width:100%"><div><span style="color:#0000ff;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%;text-decoration:underline"><a style="color:#0000ff;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%;text-decoration:underline" href="#i3ccd65d188014ef19fc37bf6a1f38117_7">Table of </a><a style="color:#0000ff;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%;text-decoration:underline" href="#i3ccd65d188014ef19fc37bf6a1f38117_7">Contents</a></span></div></div><div style="margin-bottom:9pt;margin-top:12pt"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:11pt;font-weight:700;line-height:120%">10. <ix:nonNumeric contextRef="i3a76d1213b09470fa8c6c3f49fa75d98_D20210101-20210331" name="us-gaap:StockholdersEquityNoteDisclosureTextBlock" id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN182Ny9mcmFnOjQ4ZDUyZGFkNDIxMDQ4MmFhYTBjYWQ0NmI0MjE4MWFjL3RleHRyZWdpb246NDhkNTJkYWQ0MjEwNDgyYWFhMGNhZDQ2YjQyMTgxYWNfMTU3OQ_245bbe13-1f17-4b75-ab52-963af180cf5c" continuedAt="iaaa2e5f1a66d45ce98b27181b5cb3580" escape="true">Stockholders' Equity</ix:nonNumeric></span></div><ix:continuation id="iaaa2e5f1a66d45ce98b27181b5cb3580" continuedAt="i7a2fb896aa7040b78dbbf58269b048b8"><div><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:9pt;font-weight:700;line-height:120%">Registration Statements</span></div><div style="margin-bottom:6pt"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:9pt;font-weight:400;line-height:120%">On May 3, 2021 we filed a shelf registration statement with the Securities and Exchange Commission (SEC) under which we may offer for sale, from time to time, either separately or together in any combination, equity, debt or other securities described in the shelf registration statement. The registration statement expires in May 2024.</span></div><div style="margin-bottom:6pt"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:9pt;font-weight:400;line-height:120%">On May 3, 2021, we filed a second registration statement with the SEC for the issuance of up to <ix:nonFraction unitRef="shares" contextRef="iad67474606874ed19a5c939ffd8ed71f_D20210503-20210503" decimals="INF" format="ixt:numdotdecimal" name="us-gaap:SaleOfStockNumberOfSharesIssuedInTransaction" scale="0" id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN182Ny9mcmFnOjQ4ZDUyZGFkNDIxMDQ4MmFhYTBjYWQ0NmI0MjE4MWFjL3RleHRyZWdpb246NDhkNTJkYWQ0MjEwNDgyYWFhMGNhZDQ2YjQyMTgxYWNfMTA5OTUxMTYzMjYzOQ_bdbc4f93-9337-4abe-8757-3099bcfbfd71">1,500,000</ix:nonFraction> common shares under an Automatic Dividend Reinvestment and Share Purchase Plan, which provides shareholders, retail customers of OTP and other interested investors a method of purchasing our common shares by reinvesting their dividends and/or making optional cash investments. Shares purchased under the plan may be new issue common shares or common shares purchased on the open market. The registration statement expires in May 2024.</span></div><div><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:9pt;font-weight:700;line-height:120%">Dividend Restrictions</span></div><div style="margin-bottom:6pt"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:9pt;font-weight:400;line-height:120%">Otter Tail Corporation is a holding company with no significant operations of its own. The primary source of funds for payments of dividends to our shareholders is from dividends paid or distributions made by our subsidiaries. As a result of certain statutory limitations or regulatory or financing agreements, restrictions could occur on the amount of distributions allowed to be made by our subsidiaries. Both the OTC Credit Agreement and OTP Credit Agreement contain restrictions on the payment of cash dividends upon a default or event of default, including failure to maintain certain financial covenants. As of March&#160;31, 2021, we were in compliance with these financial covenants.</span></div><div style="margin-bottom:6pt"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:9pt;font-weight:400;line-height:120%">Under the Federal Power Act, a public utility may not pay dividends from any funds properly included in a capital account. What constitutes &#8220;funds properly included in a capital account&#8221; is undefined in the Federal Power Act or the related regulations; however, the FERC has consistently interpreted the provision to allow dividends to be paid as long as i) the source of the dividends is clearly disclosed, ii) the dividend is not excessive and iii) there is no self-dealing on the part of corporate officials.</span></div></ix:continuation><div style="margin-bottom:6pt"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:9pt;font-weight:400;line-height:120%"><ix:continuation id="i7a2fb896aa7040b78dbbf58269b048b8">The MPUC indirectly limits the amount of dividends OTP can pay to the Company by requiring an equity-to-total-capitalization ratio between <ix:nonFraction unitRef="number" contextRef="ic0b9e69b6e834276a1af6086c5731c11_D20200715-20200715" decimals="3" name="us-gaap:PublicUtilitiesRequestedEquityCapitalStructurePercentage" scale="-2" id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN182Ny9mcmFnOjQ4ZDUyZGFkNDIxMDQ4MmFhYTBjYWQ0NmI0MjE4MWFjL3RleHRyZWdpb246NDhkNTJkYWQ0MjEwNDgyYWFhMGNhZDQ2YjQyMTgxYWNfMTA5OTUxMTYzMDczNg_0b59a087-8c4c-4519-9214-309a23717d9c">47.5</ix:nonFraction>% and <ix:nonFraction unitRef="number" contextRef="i9a1aeb35c9944947980897f44c010ef4_D20200715-20200715" decimals="3" name="us-gaap:PublicUtilitiesRequestedEquityCapitalStructurePercentage" scale="-2" id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN182Ny9mcmFnOjQ4ZDUyZGFkNDIxMDQ4MmFhYTBjYWQ0NmI0MjE4MWFjL3RleHRyZWdpb246NDhkNTJkYWQ0MjEwNDgyYWFhMGNhZDQ2YjQyMTgxYWNfMTA5OTUxMTYzMDc0NA_23b98d80-1ec0-4ce8-9227-27df08edcd73">58.1</ix:nonFraction>% based on OTP&#8217;s 2020 capital structure petition effective by order of the MPUC on July 15, 2020. As of March&#160;31, 2021, OTP&#8217;s equity-to-total-capitalization ratio including short-term debt was <ix:nonFraction unitRef="number" contextRef="i64d25bede44040d68b760a8240bb3271_D20210101-20210331" decimals="3" name="ottr:EquityToTotalCapitalizationRatio" scale="-2" id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN182Ny9mcmFnOjQ4ZDUyZGFkNDIxMDQ4MmFhYTBjYWQ0NmI0MjE4MWFjL3RleHRyZWdpb246NDhkNTJkYWQ0MjEwNDgyYWFhMGNhZDQ2YjQyMTgxYWNfMTA5OTUxMTYzMTEwOQ_8607cc68-54dd-4aed-a0e7-00fbc280531c">52.4</ix:nonFraction>% and its net assets restricted from distribution totaled approximately $<ix:nonFraction unitRef="usd" contextRef="ia87af833a2cb43dd9058f71e6f2a3275_I20210331" decimals="-5" format="ixt:numdotdecimal" name="ottr:NetAssetsRestrictedFromDistribution" scale="6" id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN182Ny9mcmFnOjQ4ZDUyZGFkNDIxMDQ4MmFhYTBjYWQ0NmI0MjE4MWFjL3RleHRyZWdpb246NDhkNTJkYWQ0MjEwNDgyYWFhMGNhZDQ2YjQyMTgxYWNfMTA5OTUxMTYzMTExNA_4d5c775f-66ca-49e6-a93d-73677c87334a">671.0</ix:nonFraction> million. Under the 2020 capital structure petition, total capitalization for OTP cannot exceed $<ix:nonFraction unitRef="usd" contextRef="ib9ccef47b16f48d8876ba592216ddd97_I20210331" decimals="-8" format="ixt:numdotdecimal" name="us-gaap:CapitalizationLongtermDebtAndEquity" scale="9" id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN182Ny9mcmFnOjQ4ZDUyZGFkNDIxMDQ4MmFhYTBjYWQ0NmI0MjE4MWFjL3RleHRyZWdpb246NDhkNTJkYWQ0MjEwNDgyYWFhMGNhZDQ2YjQyMTgxYWNfMTA5OTUxMTYzMTEyMA_ff7f7913-fa07-41f0-9476-ec759b35b8b7">1.7</ix:nonFraction> billion.</ix:continuation> </span></div><div id="i3ccd65d188014ef19fc37bf6a1f38117_70"></div><div style="margin-bottom:9pt;margin-top:12pt"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:11pt;font-weight:700;line-height:120%">11. <ix:nonNumeric contextRef="i3a76d1213b09470fa8c6c3f49fa75d98_D20210101-20210331" name="us-gaap:DisclosureOfCompensationRelatedCostsShareBasedPaymentsTextBlock" id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN183MC9mcmFnOmNmMTFlNDdkM2FiYzQ4Y2JhODRjNDc3OGU5MmM0ZmIxL3RleHRyZWdpb246Y2YxMWU0N2QzYWJjNDhjYmE4NGM0Nzc4ZTkyYzRmYjFfMzEyOQ_a65491ac-3458-4cda-b3fd-3247681a76f3" continuedAt="i378f5a866bf24505846fdd1def43beb6" escape="true">Share-Based Payments</ix:nonNumeric></span></div><ix:continuation id="i378f5a866bf24505846fdd1def43beb6" continuedAt="ic670983371c7407c9124d5b79b65589d"><div><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:9pt;font-weight:700;line-height:120%">Stock Compensation Expense</span></div><div><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:9pt;font-weight:400;line-height:120%">Stock-based compensation expense arising from our employee stock purchase plan and share-based compensation plans, recognized within operating expenses in the consolidated statements of income, amounted to $<ix:nonFraction unitRef="usd" contextRef="i3a76d1213b09470fa8c6c3f49fa75d98_D20210101-20210331" decimals="-5" format="ixt:numdotdecimal" name="us-gaap:AllocatedShareBasedCompensationExpense" scale="6" id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN183MC9mcmFnOmNmMTFlNDdkM2FiYzQ4Y2JhODRjNDc3OGU5MmM0ZmIxL3RleHRyZWdpb246Y2YxMWU0N2QzYWJjNDhjYmE4NGM0Nzc4ZTkyYzRmYjFfMTA5OTUxMTYzMDkxMA_a71d443d-b750-4431-9f93-cbdc19b78434">4.2</ix:nonFraction>&#160;million and $<ix:nonFraction unitRef="usd" contextRef="i052d02afe6704673b1b47c9fbf47ec24_D20200101-20200331" decimals="-5" format="ixt:numdotdecimal" name="us-gaap:AllocatedShareBasedCompensationExpense" scale="6" id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN183MC9mcmFnOmNmMTFlNDdkM2FiYzQ4Y2JhODRjNDc3OGU5MmM0ZmIxL3RleHRyZWdpb246Y2YxMWU0N2QzYWJjNDhjYmE4NGM0Nzc4ZTkyYzRmYjFfMTA5OTUxMTYzMDkyMw_964aa971-62b1-4cd5-b00b-ab59fcb2dc6b">2.8</ix:nonFraction>&#160;million for the three months ended March&#160;31, 2021 and 2020.</span></div><div><span><br/></span></div><div style="margin-bottom:6pt;text-indent:18pt"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:9pt;font-weight:700;line-height:120%">Stock Awards. </span><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:9pt;font-weight:400;line-height:120%">We grant restricted stock awards to members of our Board of Directors and restricted stock units to our employees. The awards vest, depending on award type and recipient, either ratably over periods of <span style="-sec-ix-hidden:id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN183MC9mcmFnOmNmMTFlNDdkM2FiYzQ4Y2JhODRjNDc3OGU5MmM0ZmIxL3RleHRyZWdpb246Y2YxMWU0N2QzYWJjNDhjYmE4NGM0Nzc4ZTkyYzRmYjFfNTI5_6a08c93c-5bb1-4bc5-acc7-79f8fbb2de30">three</span> and <ix:nonNumeric contextRef="i97ce205e887043de94764089abc999bf_D20210101-20210331" format="ixt-sec:durwordsen" name="us-gaap:ShareBasedCompensationArrangementByShareBasedPaymentAwardAwardVestingPeriod1" id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN183MC9mcmFnOmNmMTFlNDdkM2FiYzQ4Y2JhODRjNDc3OGU5MmM0ZmIxL3RleHRyZWdpb246Y2YxMWU0N2QzYWJjNDhjYmE4NGM0Nzc4ZTkyYzRmYjFfNTM1_15298a11-c5a9-4bec-9746-030a6ed8d712">four years</ix:nonNumeric> or cliff vest after <ix:nonNumeric contextRef="i7851798e531549c7b04471423ed4fd5d_D20210101-20210331" format="ixt-sec:durwordsen" name="ottr:ShareBasedCompensationArrangementByShareBasedPaymentAwardVestedAwardPeriod" id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN183MC9mcmFnOmNmMTFlNDdkM2FiYzQ4Y2JhODRjNDc3OGU5MmM0ZmIxL3RleHRyZWdpb246Y2YxMWU0N2QzYWJjNDhjYmE4NGM0Nzc4ZTkyYzRmYjFfNTU4_73173634-789b-4c48-aad6-caf6d217c638">four years</ix:nonNumeric>. Vesting is accelerated in certain circumstances, including upon retirement. Restricted stock awards granted to members of the Board of Directors are issued and outstanding upon grant and carry the same voting and dividend rights of unrestricted outstanding common stock. Restricted stock units are not issued or outstanding upon grant and do not provide for voting or dividend rights. Certain restricted stock unit award recipients are eligible to receive dividend equivalent payments during the vesting period, subject to forfeiture under the terms of the agreement.</span></div><div style="margin-bottom:6pt"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:9pt;font-weight:400;line-height:120%">The grant date fair value of each stock award is determined based on the market price of our common stock on the date of grant adjusted to exclude the value of dividends for those awards that do not receive dividend or dividend equivalent payments during the vesting period.</span></div><div style="margin-bottom:3pt"><ix:nonNumeric contextRef="i7851798e531549c7b04471423ed4fd5d_D20210101-20210331" name="us-gaap:DisclosureOfShareBasedCompensationArrangementsByShareBasedPaymentAwardTextBlock" id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN183MC9mcmFnOmNmMTFlNDdkM2FiYzQ4Y2JhODRjNDc3OGU5MmM0ZmIxL3RleHRyZWdpb246Y2YxMWU0N2QzYWJjNDhjYmE4NGM0Nzc4ZTkyYzRmYjFfMzEzMQ_07264bb7-b600-41b6-9856-8ef0ad0ff1c8" escape="true"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:9pt;font-weight:400;line-height:120%">The following is a summary of stock award activity for the three months ended March&#160;31, 2021:</span><table style="border-collapse:collapse;display:inline-table;margin-bottom:5pt;vertical-align:text-bottom;width:98.888%"><tr><td style="width:1.0%"></td><td style="width:73.619%"></td><td style="width:0.1%"></td><td style="width:1.0%"></td><td style="width:9.574%"></td><td style="width:0.1%"></td><td style="width:0.1%"></td><td style="width:1.625%"></td><td style="width:0.1%"></td><td style="width:1.0%"></td><td style="width:11.682%"></td><td style="width:0.1%"></td></tr><tr><td colspan="3" style="padding:0 1pt"></td><td colspan="3" style="padding:2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-style:italic;font-weight:700;line-height:120%">Shares</span></td><td colspan="3" style="padding:0 1pt"></td><td colspan="3" style="padding:2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-style:italic;font-weight:700;line-height:120%">Weighted Average<br/>Grant-Date<br/>Fair Value</span></td></tr><tr style="height:3pt"><td colspan="3" style="border-top:1pt solid #000000;padding:0 1pt"></td><td colspan="3" style="border-top:1pt solid #000000;padding:0 1pt"></td><td colspan="3" style="border-top:1pt solid #000000;padding:0 1pt"></td><td colspan="3" style="border-top:1pt solid #000000;padding:0 1pt"></td></tr><tr><td colspan="3" style="background-color:#dbdbdb;padding:2px 1pt;text-align:left;vertical-align:bottom"><div><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">Nonvested, January 1, 2021</span></div></td><td colspan="2" style="background-color:#dbdbdb;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%"><ix:nonFraction unitRef="shares" contextRef="i351a6d3b0c0f42888872781fe42498a5_I20201231" decimals="INF" format="ixt:numdotdecimal" name="us-gaap:ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNonvestedNumber" scale="0" id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN183MC9mcmFnOmNmMTFlNDdkM2FiYzQ4Y2JhODRjNDc3OGU5MmM0ZmIxL3RhYmxlOjNlMjhhMDVmOTZjNzRlMmFiYzkwMDY5NjE5NWZjNThjL3RhYmxlcmFuZ2U6M2UyOGEwNWY5NmM3NGUyYWJjOTAwNjk2MTk1ZmM1OGNfMi0xLTEtMS0w_dd528454-322a-4ef7-bc80-c7721138e978">128,664</ix:nonFraction>&#160;</span></td><td style="background-color:#dbdbdb;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"></td><td colspan="3" style="background-color:#dbdbdb;padding:0 1pt"></td><td style="background-color:#dbdbdb;padding:2px 0 2px 1pt;text-align:left;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">$</span></td><td style="background-color:#dbdbdb;padding:2px 0;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%"><ix:nonFraction unitRef="usdPerShare" contextRef="i351a6d3b0c0f42888872781fe42498a5_I20201231" decimals="2" name="us-gaap:ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNonvestedWeightedAverageGrantDateFairValue" scale="0" id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN183MC9mcmFnOmNmMTFlNDdkM2FiYzQ4Y2JhODRjNDc3OGU5MmM0ZmIxL3RhYmxlOjNlMjhhMDVmOTZjNzRlMmFiYzkwMDY5NjE5NWZjNThjL3RhYmxlcmFuZ2U6M2UyOGEwNWY5NmM3NGUyYWJjOTAwNjk2MTk1ZmM1OGNfMi0zLTEtMS0w_d06b8dbd-bccb-4f0f-a48b-b689b9ca4b52">44.30</ix:nonFraction>&#160;</span></td><td style="background-color:#dbdbdb;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"></td></tr><tr><td colspan="3" style="background-color:#ffffff;padding:2px 1pt 2px 7pt;text-align:left;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">Granted</span></td><td colspan="2" style="background-color:#ffffff;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%"><ix:nonFraction unitRef="shares" contextRef="i7851798e531549c7b04471423ed4fd5d_D20210101-20210331" decimals="INF" format="ixt:numdotdecimal" name="us-gaap:ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsGrantsInPeriod" scale="0" id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN183MC9mcmFnOmNmMTFlNDdkM2FiYzQ4Y2JhODRjNDc3OGU5MmM0ZmIxL3RhYmxlOjNlMjhhMDVmOTZjNzRlMmFiYzkwMDY5NjE5NWZjNThjL3RhYmxlcmFuZ2U6M2UyOGEwNWY5NmM3NGUyYWJjOTAwNjk2MTk1ZmM1OGNfMy0xLTEtMS0w_3111dffd-e68f-4d78-9f0c-141bb8e00cfb">21,600</ix:nonFraction>&#160;</span></td><td style="background-color:#ffffff;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"></td><td colspan="3" style="background-color:#ffffff;padding:0 1pt"></td><td colspan="2" style="background-color:#ffffff;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%"><ix:nonFraction unitRef="usdPerShare" contextRef="i7851798e531549c7b04471423ed4fd5d_D20210101-20210331" decimals="2" name="us-gaap:ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsGrantsInPeriodWeightedAverageGrantDateFairValue" scale="0" id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN183MC9mcmFnOmNmMTFlNDdkM2FiYzQ4Y2JhODRjNDc3OGU5MmM0ZmIxL3RhYmxlOjNlMjhhMDVmOTZjNzRlMmFiYzkwMDY5NjE5NWZjNThjL3RhYmxlcmFuZ2U6M2UyOGEwNWY5NmM3NGUyYWJjOTAwNjk2MTk1ZmM1OGNfMy0zLTEtMS0w_2bf8f8e9-6cab-4430-8616-f95e61947fc0">42.35</ix:nonFraction>&#160;</span></td><td style="background-color:#ffffff;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"></td></tr><tr><td colspan="3" style="background-color:#dbdbdb;padding:2px 1pt 2px 7pt;text-align:left;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">Vested</span></td><td colspan="2" style="background-color:#dbdbdb;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">(<ix:nonFraction unitRef="shares" contextRef="i7851798e531549c7b04471423ed4fd5d_D20210101-20210331" decimals="INF" format="ixt:numdotdecimal" name="us-gaap:ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsVestedInPeriod" scale="0" id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN183MC9mcmFnOmNmMTFlNDdkM2FiYzQ4Y2JhODRjNDc3OGU5MmM0ZmIxL3RhYmxlOjNlMjhhMDVmOTZjNzRlMmFiYzkwMDY5NjE5NWZjNThjL3RhYmxlcmFuZ2U6M2UyOGEwNWY5NmM3NGUyYWJjOTAwNjk2MTk1ZmM1OGNfNC0xLTEtMS0w_4eaf75ca-d5c5-478f-84c5-76755436d1f8">16,800</ix:nonFraction>)</span></td><td style="background-color:#dbdbdb;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"></td><td colspan="3" style="background-color:#dbdbdb;padding:0 1pt"></td><td colspan="2" style="background-color:#dbdbdb;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%"><ix:nonFraction unitRef="usdPerShare" contextRef="i7851798e531549c7b04471423ed4fd5d_D20210101-20210331" decimals="2" name="us-gaap:ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsVestedInPeriodWeightedAverageGrantDateFairValue" scale="0" id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN183MC9mcmFnOmNmMTFlNDdkM2FiYzQ4Y2JhODRjNDc3OGU5MmM0ZmIxL3RhYmxlOjNlMjhhMDVmOTZjNzRlMmFiYzkwMDY5NjE5NWZjNThjL3RhYmxlcmFuZ2U6M2UyOGEwNWY5NmM3NGUyYWJjOTAwNjk2MTk1ZmM1OGNfNC0zLTEtMS0w_ff776668-b5d5-45ba-982f-d6e25e6fcb47">45.93</ix:nonFraction>&#160;</span></td><td style="background-color:#dbdbdb;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"></td></tr><tr><td colspan="3" style="background-color:#ffffff;padding:2px 1pt 2px 7pt;text-align:left;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">Forfeited</span></td><td colspan="2" style="background-color:#ffffff;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%"><ix:nonFraction unitRef="shares" contextRef="i7851798e531549c7b04471423ed4fd5d_D20210101-20210331" decimals="INF" format="ixt:zerodash" name="us-gaap:ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsForfeitedInPeriod" scale="0" id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN183MC9mcmFnOmNmMTFlNDdkM2FiYzQ4Y2JhODRjNDc3OGU5MmM0ZmIxL3RhYmxlOjNlMjhhMDVmOTZjNzRlMmFiYzkwMDY5NjE5NWZjNThjL3RhYmxlcmFuZ2U6M2UyOGEwNWY5NmM3NGUyYWJjOTAwNjk2MTk1ZmM1OGNfNS0xLTEtMS0w_23cf86c2-e4aa-4e41-8998-99d84ff85592">&#8212;</ix:nonFraction>&#160;</span></td><td style="background-color:#ffffff;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"></td><td colspan="3" style="background-color:#ffffff;padding:0 1pt"></td><td colspan="2" style="background-color:#ffffff;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%"><ix:nonFraction unitRef="usdPerShare" contextRef="i7851798e531549c7b04471423ed4fd5d_D20210101-20210331" decimals="2" format="ixt:zerodash" name="us-gaap:ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsForfeituresWeightedAverageGrantDateFairValue" scale="0" id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN183MC9mcmFnOmNmMTFlNDdkM2FiYzQ4Y2JhODRjNDc3OGU5MmM0ZmIxL3RhYmxlOjNlMjhhMDVmOTZjNzRlMmFiYzkwMDY5NjE5NWZjNThjL3RhYmxlcmFuZ2U6M2UyOGEwNWY5NmM3NGUyYWJjOTAwNjk2MTk1ZmM1OGNfNS0zLTEtMS0w_ec4e83fb-c2cc-42e5-b726-8adbcf771b82">&#8212;</ix:nonFraction>&#160;</span></td><td style="background-color:#ffffff;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"></td></tr><tr><td colspan="3" style="background-color:#dbdbdb;border-top:1pt solid #000000;padding:2px 1pt;text-align:left;vertical-align:bottom"><div><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">Nonvested, March&#160;31, 2021</span></div></td><td colspan="2" style="background-color:#dbdbdb;border-top:1pt solid #000000;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%"><ix:nonFraction unitRef="shares" contextRef="i979fdeb16c5b4edf9d0b815c91e12c15_I20210331" decimals="INF" format="ixt:numdotdecimal" name="us-gaap:ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNonvestedNumber" scale="0" id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN183MC9mcmFnOmNmMTFlNDdkM2FiYzQ4Y2JhODRjNDc3OGU5MmM0ZmIxL3RhYmxlOjNlMjhhMDVmOTZjNzRlMmFiYzkwMDY5NjE5NWZjNThjL3RhYmxlcmFuZ2U6M2UyOGEwNWY5NmM3NGUyYWJjOTAwNjk2MTk1ZmM1OGNfNi0xLTEtMS0w_24ab6c6c-80a7-4679-8229-b2625f2fd508">133,464</ix:nonFraction>&#160;</span></td><td style="background-color:#dbdbdb;border-top:1pt solid #000000;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"></td><td colspan="3" style="background-color:#dbdbdb;border-top:1pt solid #000000;padding:0 1pt"></td><td style="background-color:#dbdbdb;border-top:1pt solid #000000;padding:2px 0 2px 1pt;text-align:left;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">$</span></td><td style="background-color:#dbdbdb;border-top:1pt solid #000000;padding:2px 0;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%"><ix:nonFraction unitRef="usdPerShare" contextRef="i979fdeb16c5b4edf9d0b815c91e12c15_I20210331" decimals="2" name="us-gaap:ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNonvestedWeightedAverageGrantDateFairValue" scale="0" id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN183MC9mcmFnOmNmMTFlNDdkM2FiYzQ4Y2JhODRjNDc3OGU5MmM0ZmIxL3RhYmxlOjNlMjhhMDVmOTZjNzRlMmFiYzkwMDY5NjE5NWZjNThjL3RhYmxlcmFuZ2U6M2UyOGEwNWY5NmM3NGUyYWJjOTAwNjk2MTk1ZmM1OGNfNi0zLTEtMS0w_e5ff1fe4-81fb-4561-a1fc-9843c9c2863c">43.78</ix:nonFraction>&#160;</span></td><td style="background-color:#dbdbdb;border-top:1pt solid #000000;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"></td></tr></table></ix:nonNumeric></div><div style="margin-bottom:6pt"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:9pt;font-weight:400;line-height:120%">The fair value of vested awards was $<ix:nonFraction unitRef="usd" contextRef="i7851798e531549c7b04471423ed4fd5d_D20210101-20210331" decimals="-5" format="ixt:numdotdecimal" name="us-gaap:ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsVestedInPeriodTotalFairValue" scale="6" id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN183MC9mcmFnOmNmMTFlNDdkM2FiYzQ4Y2JhODRjNDc3OGU5MmM0ZmIxL3RleHRyZWdpb246Y2YxMWU0N2QzYWJjNDhjYmE4NGM0Nzc4ZTkyYzRmYjFfMTA5OTUxMTYzMDk5OA_bcc28b95-aae7-43a7-8247-f633ef7def44">0.7</ix:nonFraction>&#160;million and $<ix:nonFraction unitRef="usd" contextRef="i36469f0b4a2c4ce7bc0143d67a51797c_D20200101-20200331" decimals="-5" format="ixt:numdotdecimal" name="us-gaap:ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsVestedInPeriodTotalFairValue" scale="6" id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN183MC9mcmFnOmNmMTFlNDdkM2FiYzQ4Y2JhODRjNDc3OGU5MmM0ZmIxL3RleHRyZWdpb246Y2YxMWU0N2QzYWJjNDhjYmE4NGM0Nzc4ZTkyYzRmYjFfMTA5OTUxMTYzMTAwNg_9ef1378c-ff4b-4425-8353-133480c4d387">1.3</ix:nonFraction>&#160;million during the three months ended March&#160;31, 2021 and 2020. </span></div><div style="margin-bottom:6pt;text-indent:18pt"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:9pt;font-weight:700;line-height:120%">Stock Performance Awards. </span><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:9pt;font-weight:400;line-height:120%">Stock performance awards are granted to executive officers and certain other key employees. The awards vest at the end of a <ix:nonNumeric contextRef="i0ab2465096c74a779daef1aca23f0dac_D20210101-20210331" format="ixt-sec:durwordsen" name="us-gaap:ShareBasedCompensationArrangementByShareBasedPaymentAwardAwardVestingPeriod1" id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN183MC9mcmFnOmNmMTFlNDdkM2FiYzQ4Y2JhODRjNDc3OGU5MmM0ZmIxL3RleHRyZWdpb246Y2YxMWU0N2QzYWJjNDhjYmE4NGM0Nzc4ZTkyYzRmYjFfMzEzMg_1818cce7-5eb5-413a-8762-84028c0543cc">three-year</ix:nonNumeric> performance period. The number of common shares awarded, if any, at the end of the performance period ranges from <ix:nonFraction unitRef="number" contextRef="idc081d8e57524b7bbb0d6b42b22b1cbe_D20210101-20210331" decimals="INF" format="ixt-sec:numwordsen" name="ottr:PercentageOfTargetAmountAsActualPayment" scale="0" id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN183MC9mcmFnOmNmMTFlNDdkM2FiYzQ4Y2JhODRjNDc3OGU5MmM0ZmIxL3RleHRyZWdpb246Y2YxMWU0N2QzYWJjNDhjYmE4NGM0Nzc4ZTkyYzRmYjFfMTg1OQ_d64e08f5-5b62-4239-a7e3-6a028fdcdd5d">zero</ix:nonFraction> to <ix:nonFraction unitRef="number" contextRef="i967a31c7e75b427ba78060f7bb6ca17d_D20210101-20210331" decimals="INF" name="ottr:PercentageOfTargetAmountAsActualPayment" scale="-2" id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN183MC9mcmFnOmNmMTFlNDdkM2FiYzQ4Y2JhODRjNDc3OGU5MmM0ZmIxL3RleHRyZWdpb246Y2YxMWU0N2QzYWJjNDhjYmE4NGM0Nzc4ZTkyYzRmYjFfMTg2NQ_23a12b4b-8396-4b93-ba7b-8b9002446192">150</ix:nonFraction>% of the target amount based on two performance measures: i) total shareholder return relative to a peer group and ii) return on equity. The awards have no voting or dividend rights during the vesting period. Vesting of the awards is accelerated in certain circumstances, including on retirement. The amount of common shares awarded on an accelerated vesting is based either on actual performance at the end of the performance period or the amount of common shares earned at target.</span></div></ix:continuation><div style="height:54pt;position:relative;width:100%"><div style="bottom:0;position:absolute;width:100%"><div style="text-align:right"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:9pt;font-weight:400;line-height:120%">15</span></div></div></div><hr style="page-break-after:always"/><div style="min-height:54pt;width:100%"><div><span style="color:#0000ff;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%;text-decoration:underline"><a style="color:#0000ff;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%;text-decoration:underline" href="#i3ccd65d188014ef19fc37bf6a1f38117_7">Table of </a><a style="color:#0000ff;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%;text-decoration:underline" href="#i3ccd65d188014ef19fc37bf6a1f38117_7">Contents</a></span></div></div><ix:continuation id="ic670983371c7407c9124d5b79b65589d" continuedAt="iedd3c6d1cbfd46a6a336cbf3acfc2b59"><ix:nonNumeric contextRef="i0ab2465096c74a779daef1aca23f0dac_D20210101-20210331" name="ottr:ScheduleOfShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsValuationAssumptionsTableTextBlock" id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN183MC9mcmFnOmNmMTFlNDdkM2FiYzQ4Y2JhODRjNDc3OGU5MmM0ZmIxL3RleHRyZWdpb246Y2YxMWU0N2QzYWJjNDhjYmE4NGM0Nzc4ZTkyYzRmYjFfMzEyNg_c6ec07dd-b5fc-4883-8171-ca2cd59a6f09" escape="true"><div style="margin-bottom:3pt"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:9pt;font-weight:400;line-height:120%">The grant date fair value of stock performance awards granted during the three months ended March&#160;31, 2021 and 2020 was determined using a Monte Carlo fair value simulation model incorporating the following assumptions:</span></div><div><table style="border-collapse:collapse;display:inline-table;margin-bottom:5pt;vertical-align:text-bottom;width:100.000%"><tr><td style="width:1.0%"></td><td style="width:76.816%"></td><td style="width:0.1%"></td><td style="width:1.0%"></td><td style="width:9.038%"></td><td style="width:0.1%"></td><td style="width:0.1%"></td><td style="width:1.605%"></td><td style="width:0.1%"></td><td style="width:1.0%"></td><td style="width:9.041%"></td><td style="width:0.1%"></td></tr><tr><td colspan="3" style="padding:0 1pt"></td><td colspan="3" style="padding:2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-style:italic;font-weight:700;line-height:100%">2021</span></td><td colspan="3" style="padding:0 1pt"></td><td colspan="3" style="padding:2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-style:italic;font-weight:700;line-height:100%">2020</span></td></tr><tr style="height:3pt"><td colspan="3" style="border-top:1pt solid #000000;padding:0 1pt"></td><td colspan="3" style="border-top:1pt solid #000000;padding:0 1pt"></td><td colspan="3" style="border-top:1pt solid #000000;padding:0 1pt"></td><td colspan="3" style="border-top:1pt solid #000000;padding:0 1pt"></td></tr><tr><td colspan="3" style="background-color:#dbdbdb;padding:2px 1pt;text-align:left;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%">Risk-free interest rate</span></td><td colspan="2" style="background-color:#dbdbdb;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:100%"><ix:nonFraction unitRef="number" contextRef="i0ab2465096c74a779daef1aca23f0dac_D20210101-20210331" decimals="4" name="us-gaap:ShareBasedCompensationArrangementByShareBasedPaymentAwardFairValueAssumptionsRiskFreeInterestRate" scale="-2" id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN183MC9mcmFnOmNmMTFlNDdkM2FiYzQ4Y2JhODRjNDc3OGU5MmM0ZmIxL3RhYmxlOjRkYTJiYjg5YjE5MzQyMzlhNjk4OWE3YTdjOTA0OGIzL3RhYmxlcmFuZ2U6NGRhMmJiODliMTkzNDIzOWE2OTg5YTdhN2M5MDQ4YjNfMi0xLTEtMS0w_03a96530-b4e1-4929-af48-9aafa1abc8f2">0.18</ix:nonFraction></span><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%">&#160;</span></td><td style="background-color:#dbdbdb;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:100%">%</span></td><td colspan="3" style="background-color:#dbdbdb;padding:0 1pt"></td><td colspan="2" style="background-color:#dbdbdb;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%"><ix:nonFraction unitRef="number" contextRef="ib5e741eb05ff43b788de1e729ee0cc1c_D20200101-20200331" decimals="4" name="us-gaap:ShareBasedCompensationArrangementByShareBasedPaymentAwardFairValueAssumptionsRiskFreeInterestRate" scale="-2" id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN183MC9mcmFnOmNmMTFlNDdkM2FiYzQ4Y2JhODRjNDc3OGU5MmM0ZmIxL3RhYmxlOjRkYTJiYjg5YjE5MzQyMzlhNjk4OWE3YTdjOTA0OGIzL3RhYmxlcmFuZ2U6NGRhMmJiODliMTkzNDIzOWE2OTg5YTdhN2M5MDQ4YjNfMi0zLTEtMS0w_968e641f-ec58-4497-87d9-94999195b43d">1.42</ix:nonFraction>&#160;</span></td><td style="background-color:#dbdbdb;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%">%</span></td></tr><tr><td colspan="3" style="background-color:#ffffff;padding:2px 1pt;text-align:left;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%">Expected term (in years)</span></td><td colspan="3" style="background-color:#ffffff;padding:2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:100%"><ix:nonNumeric contextRef="i0ab2465096c74a779daef1aca23f0dac_D20210101-20210331" format="ixt-sec:duryear" name="us-gaap:SharebasedCompensationArrangementBySharebasedPaymentAwardFairValueAssumptionsExpectedTerm1" id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN183MC9mcmFnOmNmMTFlNDdkM2FiYzQ4Y2JhODRjNDc3OGU5MmM0ZmIxL3RhYmxlOjRkYTJiYjg5YjE5MzQyMzlhNjk4OWE3YTdjOTA0OGIzL3RhYmxlcmFuZ2U6NGRhMmJiODliMTkzNDIzOWE2OTg5YTdhN2M5MDQ4YjNfMy0xLTEtMS0w_1ad7cd37-c5f1-45c2-9512-bb3b4f0dbc86">3.00</ix:nonNumeric></span></td><td colspan="3" style="background-color:#ffffff;padding:0 1pt"></td><td colspan="3" style="background-color:#ffffff;padding:2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%"><ix:nonNumeric contextRef="ib5e741eb05ff43b788de1e729ee0cc1c_D20200101-20200331" format="ixt-sec:duryear" name="us-gaap:SharebasedCompensationArrangementBySharebasedPaymentAwardFairValueAssumptionsExpectedTerm1" id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN183MC9mcmFnOmNmMTFlNDdkM2FiYzQ4Y2JhODRjNDc3OGU5MmM0ZmIxL3RhYmxlOjRkYTJiYjg5YjE5MzQyMzlhNjk4OWE3YTdjOTA0OGIzL3RhYmxlcmFuZ2U6NGRhMmJiODliMTkzNDIzOWE2OTg5YTdhN2M5MDQ4YjNfMy0zLTEtMS0w_2d5f4feb-c40c-46f0-b043-ac99de5f4336">3.00</ix:nonNumeric></span></td></tr><tr><td colspan="3" style="background-color:#dbdbdb;padding:2px 1pt;text-align:left;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%">Expected volatility</span></td><td colspan="2" style="background-color:#dbdbdb;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:100%"><ix:nonFraction unitRef="number" contextRef="i0ab2465096c74a779daef1aca23f0dac_D20210101-20210331" decimals="4" name="us-gaap:ShareBasedCompensationArrangementByShareBasedPaymentAwardFairValueAssumptionsExpectedVolatilityRate" scale="-2" id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN183MC9mcmFnOmNmMTFlNDdkM2FiYzQ4Y2JhODRjNDc3OGU5MmM0ZmIxL3RhYmxlOjRkYTJiYjg5YjE5MzQyMzlhNjk4OWE3YTdjOTA0OGIzL3RhYmxlcmFuZ2U6NGRhMmJiODliMTkzNDIzOWE2OTg5YTdhN2M5MDQ4YjNfNC0xLTEtMS0w_c19edcee-8080-4e2f-b335-71a6c48a4bc3">32.00</ix:nonFraction></span><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%">&#160;</span></td><td style="background-color:#dbdbdb;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:100%">%</span></td><td colspan="3" style="background-color:#dbdbdb;padding:0 1pt"></td><td colspan="2" style="background-color:#dbdbdb;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%"><ix:nonFraction unitRef="number" contextRef="ib5e741eb05ff43b788de1e729ee0cc1c_D20200101-20200331" decimals="4" name="us-gaap:ShareBasedCompensationArrangementByShareBasedPaymentAwardFairValueAssumptionsExpectedVolatilityRate" scale="-2" id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN183MC9mcmFnOmNmMTFlNDdkM2FiYzQ4Y2JhODRjNDc3OGU5MmM0ZmIxL3RhYmxlOjRkYTJiYjg5YjE5MzQyMzlhNjk4OWE3YTdjOTA0OGIzL3RhYmxlcmFuZ2U6NGRhMmJiODliMTkzNDIzOWE2OTg5YTdhN2M5MDQ4YjNfNC0zLTEtMS0w_4239430d-4de2-4233-bd04-8e5a6e3fa7af">19.00</ix:nonFraction>&#160;</span></td><td style="background-color:#dbdbdb;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%">%</span></td></tr><tr><td colspan="3" style="background-color:#ffffff;padding:2px 1pt;text-align:left;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%">Dividend yield</span></td><td colspan="2" style="background-color:#ffffff;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:100%"><ix:nonFraction unitRef="number" contextRef="i0ab2465096c74a779daef1aca23f0dac_D20210101-20210331" decimals="INF" name="us-gaap:ShareBasedCompensationArrangementByShareBasedPaymentAwardFairValueAssumptionsExpectedDividendRate" scale="-2" id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN183MC9mcmFnOmNmMTFlNDdkM2FiYzQ4Y2JhODRjNDc3OGU5MmM0ZmIxL3RhYmxlOjRkYTJiYjg5YjE5MzQyMzlhNjk4OWE3YTdjOTA0OGIzL3RhYmxlcmFuZ2U6NGRhMmJiODliMTkzNDIzOWE2OTg5YTdhN2M5MDQ4YjNfNS0xLTEtMS0w_d421c9a4-8375-4a5b-b255-78de3d07645f">3.60</ix:nonFraction></span><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%">&#160;</span></td><td style="background-color:#ffffff;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:100%">%</span></td><td colspan="3" style="background-color:#ffffff;padding:0 1pt"></td><td colspan="2" style="background-color:#ffffff;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%"><ix:nonFraction unitRef="number" contextRef="ib5e741eb05ff43b788de1e729ee0cc1c_D20200101-20200331" decimals="INF" name="us-gaap:ShareBasedCompensationArrangementByShareBasedPaymentAwardFairValueAssumptionsExpectedDividendRate" scale="-2" id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN183MC9mcmFnOmNmMTFlNDdkM2FiYzQ4Y2JhODRjNDc3OGU5MmM0ZmIxL3RhYmxlOjRkYTJiYjg5YjE5MzQyMzlhNjk4OWE3YTdjOTA0OGIzL3RhYmxlcmFuZ2U6NGRhMmJiODliMTkzNDIzOWE2OTg5YTdhN2M5MDQ4YjNfNS0zLTEtMS0w_1cd43c67-328c-4910-84d8-45f5ffca4211">2.80</ix:nonFraction>&#160;</span></td><td style="background-color:#ffffff;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%">%</span></td></tr><tr style="height:3pt"><td colspan="3" style="border-bottom:1pt solid #000;padding:0 1pt"></td><td colspan="3" style="border-bottom:1pt solid #000;padding:0 1pt"></td><td colspan="3" style="border-bottom:1pt solid #000;padding:0 1pt"></td><td colspan="3" style="border-bottom:1pt solid #000;padding:0 1pt"></td></tr></table></div></ix:nonNumeric><div style="margin-bottom:6pt;margin-top:6pt"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:9pt;font-weight:400;line-height:120%">The risk-free interest rate was derived from yields on U.S. government bonds of a similar term. The expected term of the award is equal to the <ix:nonNumeric contextRef="i0ab2465096c74a779daef1aca23f0dac_D20210101-20210331" format="ixt-sec:durwordsen" name="us-gaap:ShareBasedCompensationArrangementByShareBasedPaymentAwardAwardVestingPeriod1" id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN183MC9mcmFnOmNmMTFlNDdkM2FiYzQ4Y2JhODRjNDc3OGU5MmM0ZmIxL3RleHRyZWdpb246Y2YxMWU0N2QzYWJjNDhjYmE4NGM0Nzc4ZTkyYzRmYjFfMzEyNw_959e6108-8d7d-42c5-be33-11a3e38787a9">three-year</ix:nonNumeric> performance period. Expected volatility was estimated based on actual historical volatility of our common stock. Dividend yield was estimated based on historic and future yield estimates.</span></div><div style="margin-bottom:3pt"><ix:nonNumeric contextRef="i0ab2465096c74a779daef1aca23f0dac_D20210101-20210331" name="us-gaap:DisclosureOfShareBasedCompensationArrangementsByShareBasedPaymentAwardTextBlock" id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN183MC9mcmFnOmNmMTFlNDdkM2FiYzQ4Y2JhODRjNDc3OGU5MmM0ZmIxL3RleHRyZWdpb246Y2YxMWU0N2QzYWJjNDhjYmE4NGM0Nzc4ZTkyYzRmYjFfMzEyOA_a89ae649-ccb5-44a8-a640-237bf3ae8bdd" escape="true"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:9pt;font-weight:400;line-height:120%">The following is a summary of stock performance award activity for the three months ended March&#160;31, 2021 (share amounts reflect awards at target):</span><table style="border-collapse:collapse;display:inline-table;margin-bottom:5pt;vertical-align:text-bottom;width:100.000%"><tr><td style="width:1.0%"></td><td style="width:73.205%"></td><td style="width:0.1%"></td><td style="width:1.0%"></td><td style="width:9.455%"></td><td style="width:0.1%"></td><td style="width:0.1%"></td><td style="width:2.022%"></td><td style="width:0.1%"></td><td style="width:1.0%"></td><td style="width:11.818%"></td><td style="width:0.1%"></td></tr><tr><td colspan="3" style="padding:2px 1pt;text-align:left;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">&#160;</span></td><td colspan="3" style="padding:2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-style:italic;font-weight:700;line-height:120%">Shares</span></td><td colspan="3" style="padding:0 1pt"></td><td colspan="3" style="padding:2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-style:italic;font-weight:700;line-height:120%">Weighted Average<br/>Grant-Date<br/>Fair Value</span></td></tr><tr style="height:3pt"><td colspan="3" style="border-top:1pt solid #000;padding:0 1pt"></td><td colspan="3" style="border-top:1pt solid #000;padding:0 1pt"></td><td colspan="3" style="border-top:1pt solid #000;padding:0 1pt"></td><td colspan="3" style="border-top:1pt solid #000;padding:0 1pt"></td></tr><tr><td colspan="3" style="background-color:#dbdbdb;padding:2px 1pt;text-align:left;vertical-align:bottom"><div><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">Nonvested, January 1, 2021</span></div></td><td colspan="2" style="background-color:#dbdbdb;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%"><ix:nonFraction unitRef="shares" contextRef="i3a97fbf55d3843498c8255edc49c498d_I20201231" decimals="INF" format="ixt:numdotdecimal" name="us-gaap:ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNonvestedNumber" scale="0" id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN183MC9mcmFnOmNmMTFlNDdkM2FiYzQ4Y2JhODRjNDc3OGU5MmM0ZmIxL3RhYmxlOjk5ZGY3OTJmNmIyYTQ1MzY5MjdjOTEyYTZhNTA0NDc2L3RhYmxlcmFuZ2U6OTlkZjc5MmY2YjJhNDUzNjkyN2M5MTJhNmE1MDQ0NzZfMi0xLTEtMS0w_adecac54-aea5-466c-8681-c7e9237e9857">164,600</ix:nonFraction>&#160;</span></td><td style="background-color:#dbdbdb;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"></td><td colspan="3" style="background-color:#dbdbdb;padding:0 1pt"></td><td style="background-color:#dbdbdb;padding:2px 0 2px 1pt;text-align:left;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">$</span></td><td style="background-color:#dbdbdb;padding:2px 0;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%"><ix:nonFraction unitRef="usdPerShare" contextRef="i3a97fbf55d3843498c8255edc49c498d_I20201231" decimals="2" name="us-gaap:ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNonvestedWeightedAverageGrantDateFairValue" scale="0" id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN183MC9mcmFnOmNmMTFlNDdkM2FiYzQ4Y2JhODRjNDc3OGU5MmM0ZmIxL3RhYmxlOjk5ZGY3OTJmNmIyYTQ1MzY5MjdjOTEyYTZhNTA0NDc2L3RhYmxlcmFuZ2U6OTlkZjc5MmY2YjJhNDUzNjkyN2M5MTJhNmE1MDQ0NzZfMi0zLTEtMS0w_2aa8188c-7a15-4bd5-a447-3891b9cc42ab">42.32</ix:nonFraction>&#160;</span></td><td style="background-color:#dbdbdb;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"></td></tr><tr><td colspan="3" style="background-color:#ffffff;padding:2px 1pt 2px 7pt;text-align:left;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">Granted</span></td><td colspan="2" style="background-color:#ffffff;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%"><ix:nonFraction unitRef="shares" contextRef="i0ab2465096c74a779daef1aca23f0dac_D20210101-20210331" decimals="INF" format="ixt:numdotdecimal" name="us-gaap:ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsGrantsInPeriod" scale="0" id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN183MC9mcmFnOmNmMTFlNDdkM2FiYzQ4Y2JhODRjNDc3OGU5MmM0ZmIxL3RhYmxlOjk5ZGY3OTJmNmIyYTQ1MzY5MjdjOTEyYTZhNTA0NDc2L3RhYmxlcmFuZ2U6OTlkZjc5MmY2YjJhNDUzNjkyN2M5MTJhNmE1MDQ0NzZfMy0xLTEtMS0w_33945561-346a-4236-b613-aac87b12d4a4">79,000</ix:nonFraction>&#160;</span></td><td style="background-color:#ffffff;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"></td><td colspan="3" style="background-color:#ffffff;padding:0 1pt"></td><td colspan="2" style="background-color:#ffffff;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%"><ix:nonFraction unitRef="usdPerShare" contextRef="i0ab2465096c74a779daef1aca23f0dac_D20210101-20210331" decimals="2" name="us-gaap:ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsGrantsInPeriodWeightedAverageGrantDateFairValue" scale="0" id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN183MC9mcmFnOmNmMTFlNDdkM2FiYzQ4Y2JhODRjNDc3OGU5MmM0ZmIxL3RhYmxlOjk5ZGY3OTJmNmIyYTQ1MzY5MjdjOTEyYTZhNTA0NDc2L3RhYmxlcmFuZ2U6OTlkZjc5MmY2YjJhNDUzNjkyN2M5MTJhNmE1MDQ0NzZfMy0zLTEtMS0w_e06cc4c8-93d8-415f-a746-60b053861bfb">38.34</ix:nonFraction>&#160;</span></td><td style="background-color:#ffffff;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"></td></tr><tr><td colspan="3" style="background-color:#dbdbdb;padding:2px 1pt 2px 7pt;text-align:left;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">Vested</span></td><td colspan="2" style="background-color:#dbdbdb;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">(<ix:nonFraction unitRef="shares" contextRef="i0ab2465096c74a779daef1aca23f0dac_D20210101-20210331" decimals="INF" format="ixt:numdotdecimal" name="us-gaap:ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsVestedInPeriod" scale="0" id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN183MC9mcmFnOmNmMTFlNDdkM2FiYzQ4Y2JhODRjNDc3OGU5MmM0ZmIxL3RhYmxlOjk5ZGY3OTJmNmIyYTQ1MzY5MjdjOTEyYTZhNTA0NDc2L3RhYmxlcmFuZ2U6OTlkZjc5MmY2YjJhNDUzNjkyN2M5MTJhNmE1MDQ0NzZfNC0xLTEtMS0w_f6b0daa5-176b-474e-9254-34cb7c482dd7">54,000</ix:nonFraction>)</span></td><td style="background-color:#dbdbdb;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"></td><td colspan="3" style="background-color:#dbdbdb;padding:0 1pt"></td><td colspan="2" style="background-color:#dbdbdb;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%"><ix:nonFraction unitRef="usdPerShare" contextRef="i0ab2465096c74a779daef1aca23f0dac_D20210101-20210331" decimals="2" name="us-gaap:ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsVestedInPeriodWeightedAverageGrantDateFairValue" scale="0" id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN183MC9mcmFnOmNmMTFlNDdkM2FiYzQ4Y2JhODRjNDc3OGU5MmM0ZmIxL3RhYmxlOjk5ZGY3OTJmNmIyYTQ1MzY5MjdjOTEyYTZhNTA0NDc2L3RhYmxlcmFuZ2U6OTlkZjc5MmY2YjJhNDUzNjkyN2M5MTJhNmE1MDQ0NzZfNC0zLTEtMS0w_7351aed0-c06f-4af8-a6f2-ef1ad3de1e16">35.73</ix:nonFraction>&#160;</span></td><td style="background-color:#dbdbdb;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"></td></tr><tr><td colspan="3" style="background-color:#ffffff;padding:2px 1pt 2px 7pt;text-align:left;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">Forfeited</span></td><td colspan="2" style="background-color:#ffffff;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%"><ix:nonFraction unitRef="shares" contextRef="i0ab2465096c74a779daef1aca23f0dac_D20210101-20210331" decimals="INF" format="ixt:zerodash" name="us-gaap:ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsForfeitedInPeriod" scale="0" id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN183MC9mcmFnOmNmMTFlNDdkM2FiYzQ4Y2JhODRjNDc3OGU5MmM0ZmIxL3RhYmxlOjk5ZGY3OTJmNmIyYTQ1MzY5MjdjOTEyYTZhNTA0NDc2L3RhYmxlcmFuZ2U6OTlkZjc5MmY2YjJhNDUzNjkyN2M5MTJhNmE1MDQ0NzZfNS0xLTEtMS0w_d459fa93-1aaa-4c5b-a774-d0ce59e6a56b">&#8212;</ix:nonFraction>&#160;</span></td><td style="background-color:#ffffff;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"></td><td colspan="3" style="background-color:#ffffff;padding:0 1pt"></td><td colspan="2" style="background-color:#ffffff;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%"><ix:nonFraction unitRef="usdPerShare" contextRef="i0ab2465096c74a779daef1aca23f0dac_D20210101-20210331" decimals="2" format="ixt:zerodash" name="us-gaap:ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsForfeituresWeightedAverageGrantDateFairValue" scale="0" id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN183MC9mcmFnOmNmMTFlNDdkM2FiYzQ4Y2JhODRjNDc3OGU5MmM0ZmIxL3RhYmxlOjk5ZGY3OTJmNmIyYTQ1MzY5MjdjOTEyYTZhNTA0NDc2L3RhYmxlcmFuZ2U6OTlkZjc5MmY2YjJhNDUzNjkyN2M5MTJhNmE1MDQ0NzZfNS0zLTEtMS0w_97d3a361-0808-4168-bd9f-f8901cd8eeb0">&#8212;</ix:nonFraction>&#160;</span></td><td style="background-color:#ffffff;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"></td></tr><tr><td colspan="3" style="background-color:#dbdbdb;border-top:1pt solid #000000;padding:2px 1pt;text-align:left;vertical-align:bottom"><div><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">Nonvested, March&#160;31, 2021</span></div></td><td colspan="2" style="background-color:#dbdbdb;border-top:1pt solid #000000;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%"><ix:nonFraction unitRef="shares" contextRef="ifed4986ff09c473d861cd4fe4a59f849_I20210331" decimals="INF" format="ixt:numdotdecimal" name="us-gaap:ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNonvestedNumber" scale="0" id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN183MC9mcmFnOmNmMTFlNDdkM2FiYzQ4Y2JhODRjNDc3OGU5MmM0ZmIxL3RhYmxlOjk5ZGY3OTJmNmIyYTQ1MzY5MjdjOTEyYTZhNTA0NDc2L3RhYmxlcmFuZ2U6OTlkZjc5MmY2YjJhNDUzNjkyN2M5MTJhNmE1MDQ0NzZfNi0xLTEtMS0w_ee705e50-0816-433e-a77a-adcef6dc3e80">189,600</ix:nonFraction>&#160;</span></td><td style="background-color:#dbdbdb;border-top:1pt solid #000000;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"></td><td colspan="3" style="background-color:#dbdbdb;border-top:1pt solid #000000;padding:0 1pt"></td><td style="background-color:#dbdbdb;border-top:1pt solid #000000;padding:2px 0 2px 1pt;text-align:left;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">$</span></td><td style="background-color:#dbdbdb;border-top:1pt solid #000000;padding:2px 0;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%"><ix:nonFraction unitRef="usdPerShare" contextRef="ifed4986ff09c473d861cd4fe4a59f849_I20210331" decimals="2" name="us-gaap:ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNonvestedWeightedAverageGrantDateFairValue" scale="0" id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN183MC9mcmFnOmNmMTFlNDdkM2FiYzQ4Y2JhODRjNDc3OGU5MmM0ZmIxL3RhYmxlOjk5ZGY3OTJmNmIyYTQ1MzY5MjdjOTEyYTZhNTA0NDc2L3RhYmxlcmFuZ2U6OTlkZjc5MmY2YjJhNDUzNjkyN2M5MTJhNmE1MDQ0NzZfNi0zLTEtMS0w_783e50ef-ef2b-4f67-b3e9-01ba6e8c808e">42.54</ix:nonFraction>&#160;</span></td><td style="background-color:#dbdbdb;border-top:1pt solid #000000;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"></td></tr></table></ix:nonNumeric></div></ix:continuation><div style="margin-top:6pt"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:9pt;font-weight:400;line-height:120%"><ix:continuation id="iedd3c6d1cbfd46a6a336cbf3acfc2b59">The fair value of vested awards was $<ix:nonFraction unitRef="usd" contextRef="i0ab2465096c74a779daef1aca23f0dac_D20210101-20210331" decimals="-5" format="ixt:numdotdecimal" name="us-gaap:ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsVestedInPeriodTotalFairValue" scale="6" id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN183MC9mcmFnOmNmMTFlNDdkM2FiYzQ4Y2JhODRjNDc3OGU5MmM0ZmIxL3RleHRyZWdpb246Y2YxMWU0N2QzYWJjNDhjYmE4NGM0Nzc4ZTkyYzRmYjFfMTA5OTUxMTYzMTA1Mw_09ca7819-b711-4dad-9f70-a3c6f2fb76f6">2.5</ix:nonFraction>&#160;million and $<ix:nonFraction unitRef="usd" contextRef="ib5e741eb05ff43b788de1e729ee0cc1c_D20200101-20200331" decimals="-5" format="ixt:numdotdecimal" name="us-gaap:ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsVestedInPeriodTotalFairValue" scale="6" id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN183MC9mcmFnOmNmMTFlNDdkM2FiYzQ4Y2JhODRjNDc3OGU5MmM0ZmIxL3RleHRyZWdpb246Y2YxMWU0N2QzYWJjNDhjYmE4NGM0Nzc4ZTkyYzRmYjFfMTA5OTUxMTYzMTA2MQ_f3ea0af7-9a51-4a5c-b86d-1b85f4dd27fa">3.4</ix:nonFraction>&#160;million during the three months ended March&#160;31, 2021 and 2020.</ix:continuation> </span></div><div id="i3ccd65d188014ef19fc37bf6a1f38117_73"></div><div style="margin-bottom:9pt;margin-top:12pt"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:11pt;font-weight:700;line-height:120%">12. <ix:nonNumeric contextRef="i3a76d1213b09470fa8c6c3f49fa75d98_D20210101-20210331" name="us-gaap:EarningsPerShareTextBlock" id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN183My9mcmFnOjA3N2JhOGIzN2E5NTRkNWY4NDRjM2NmZDM1M2I2NzFkL3RleHRyZWdpb246MDc3YmE4YjM3YTk1NGQ1Zjg0NGMzY2ZkMzUzYjY3MWRfOTA0_442bb1db-e0e0-4aaa-9fb5-352c9f779f60" continuedAt="i2049c9aabeaa4151b3d29429d8b47076" escape="true">Earnings Per Share</ix:nonNumeric></span></div><ix:continuation id="i2049c9aabeaa4151b3d29429d8b47076"><div style="margin-bottom:3pt"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:9pt;font-weight:400;line-height:120%">The numerator used in the calculation of both basic and diluted earnings per common share is net income. The denominator used in the calculation of basic earnings per common share is the weighted average number of common shares outstanding during the period. The denominator used in the calculation of diluted earnings per common share is derived by adjusting basic shares outstanding for the dilutive effect of potential common shares outstanding, which consist of time and performance based stock awards and employee stock purchase plan shares.</span></div><ix:nonNumeric contextRef="i3a76d1213b09470fa8c6c3f49fa75d98_D20210101-20210331" name="us-gaap:ScheduleOfEarningsPerShareBasicAndDilutedTableTextBlock" id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN183My9mcmFnOjA3N2JhOGIzN2E5NTRkNWY4NDRjM2NmZDM1M2I2NzFkL3RleHRyZWdpb246MDc3YmE4YjM3YTk1NGQ1Zjg0NGMzY2ZkMzUzYjY3MWRfOTA1_be7c609b-4c57-4175-858a-58b6a8c3d8bf" escape="true"><div style="margin-bottom:3pt"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:9pt;font-weight:400;line-height:120%">The following includes the computation of the denominator for basic and diluted weighted-average shares outstanding for the three months ended March&#160;31, 2021 and 2020: </span></div><div style="margin-bottom:6pt"><table style="border-collapse:collapse;display:inline-table;margin-bottom:5pt;vertical-align:text-bottom;width:100.000%"><tr><td style="width:1.0%"></td><td style="width:74.872%"></td><td style="width:0.1%"></td><td style="width:1.0%"></td><td style="width:10.011%"></td><td style="width:0.1%"></td><td style="width:0.1%"></td><td style="width:1.605%"></td><td style="width:0.1%"></td><td style="width:1.0%"></td><td style="width:10.012%"></td><td style="width:0.1%"></td><td colspan="3" style="display:none"></td><td colspan="3" style="display:none"></td><td colspan="3" style="display:none"></td><td colspan="3" style="display:none"></td></tr><tr><td colspan="3" style="display:none"></td><td colspan="3" style="display:none"></td><td colspan="3" style="display:none"></td><td colspan="3" style="display:none"></td></tr><tr><td colspan="3" style="padding:2px 1pt;text-align:left;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-style:italic;font-weight:700;line-height:120%">(in thousands)</span></td><td colspan="3" style="padding:2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-style:italic;font-weight:700;line-height:120%">2021</span></td><td colspan="3" style="padding:0 1pt"></td><td colspan="3" style="padding:2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-style:italic;font-weight:700;line-height:120%">2020</span></td><td colspan="3" style="display:none"></td><td colspan="3" style="display:none"></td><td colspan="3" style="display:none"></td><td colspan="3" style="display:none"></td></tr><tr style="height:3pt"><td colspan="3" style="border-top:1pt solid #000;padding:0 1pt"></td><td colspan="3" style="border-top:1pt solid #000;padding:0 1pt"></td><td colspan="3" style="border-top:1pt solid #000;padding:0 1pt"></td><td colspan="3" style="border-top:1pt solid #000;padding:0 1pt"></td><td colspan="3" style="display:none"></td><td colspan="3" style="display:none"></td><td colspan="3" style="display:none"></td><td colspan="3" style="display:none"></td></tr><tr><td colspan="3" style="background-color:#dbdbdb;padding:2px 1pt;text-align:left;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:120%">Weighted Average Common Shares Outstanding &#8211; Basic</span></td><td colspan="2" style="background-color:#dbdbdb;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:120%"><ix:nonFraction unitRef="shares" contextRef="i3a76d1213b09470fa8c6c3f49fa75d98_D20210101-20210331" decimals="-3" format="ixt:numdotdecimal" name="us-gaap:WeightedAverageNumberOfSharesOutstandingBasic" scale="3" id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN183My9mcmFnOjA3N2JhOGIzN2E5NTRkNWY4NDRjM2NmZDM1M2I2NzFkL3RhYmxlOmNlZTU4ZGNmOGRhMDRhNmI5M2E2ODQ4OGNkZWJhMjQxL3RhYmxlcmFuZ2U6Y2VlNThkY2Y4ZGEwNGE2YjkzYTY4NDg4Y2RlYmEyNDFfMi0xLTEtMS0w_4ffd5e2a-e8d5-40b8-b7d5-975e77841be4">41,455</ix:nonFraction></span><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">&#160;</span></td><td style="background-color:#dbdbdb;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"></td><td colspan="3" style="background-color:#dbdbdb;padding:0 1pt"></td><td colspan="2" style="background-color:#dbdbdb;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%"><ix:nonFraction unitRef="shares" contextRef="i052d02afe6704673b1b47c9fbf47ec24_D20200101-20200331" decimals="-3" format="ixt:numdotdecimal" name="us-gaap:WeightedAverageNumberOfSharesOutstandingBasic" scale="3" id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN183My9mcmFnOjA3N2JhOGIzN2E5NTRkNWY4NDRjM2NmZDM1M2I2NzFkL3RhYmxlOmNlZTU4ZGNmOGRhMDRhNmI5M2E2ODQ4OGNkZWJhMjQxL3RhYmxlcmFuZ2U6Y2VlNThkY2Y4ZGEwNGE2YjkzYTY4NDg4Y2RlYmEyNDFfMi0zLTEtMS0w_a5a248be-2e60-4af1-acc5-03d38e51a541">40,217</ix:nonFraction>&#160;</span></td><td style="background-color:#dbdbdb;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"></td><td colspan="3" style="display:none"></td><td colspan="3" style="display:none"></td><td colspan="3" style="display:none"></td><td colspan="3" style="display:none"></td></tr><tr><td colspan="3" style="background-color:#ffffff;padding:2px 1pt;text-align:left;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">Effect of Dilutive Securities:</span></td><td colspan="3" style="background-color:#ffffff;padding:0 1pt"></td><td colspan="3" style="background-color:#ffffff;padding:0 1pt"></td><td colspan="3" style="background-color:#ffffff;padding:0 1pt"></td><td colspan="3" style="display:none"></td><td colspan="3" style="display:none"></td><td colspan="3" style="display:none"></td><td colspan="3" style="display:none"></td></tr><tr><td colspan="3" style="background-color:#dbdbdb;padding:2px 1pt 2px 7.75pt;text-align:left;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">Stock Performance Awards</span></td><td colspan="2" style="background-color:#dbdbdb;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:120%"><ix:nonFraction unitRef="shares" contextRef="i0ab2465096c74a779daef1aca23f0dac_D20210101-20210331" decimals="-3" name="us-gaap:IncrementalCommonSharesAttributableToShareBasedPaymentArrangements" scale="3" id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN183My9mcmFnOjA3N2JhOGIzN2E5NTRkNWY4NDRjM2NmZDM1M2I2NzFkL3RhYmxlOmNlZTU4ZGNmOGRhMDRhNmI5M2E2ODQ4OGNkZWJhMjQxL3RhYmxlcmFuZ2U6Y2VlNThkY2Y4ZGEwNGE2YjkzYTY4NDg4Y2RlYmEyNDFfNC0xLTEtMS0w_247e9375-7fad-465c-8851-97a5bbc634dc">143</ix:nonFraction></span><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">&#160;</span></td><td style="background-color:#dbdbdb;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"></td><td colspan="3" style="background-color:#dbdbdb;padding:0 1pt"></td><td colspan="2" style="background-color:#dbdbdb;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%"><ix:nonFraction unitRef="shares" contextRef="ib5e741eb05ff43b788de1e729ee0cc1c_D20200101-20200331" decimals="-3" name="us-gaap:IncrementalCommonSharesAttributableToShareBasedPaymentArrangements" scale="3" id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN183My9mcmFnOjA3N2JhOGIzN2E5NTRkNWY4NDRjM2NmZDM1M2I2NzFkL3RhYmxlOmNlZTU4ZGNmOGRhMDRhNmI5M2E2ODQ4OGNkZWJhMjQxL3RhYmxlcmFuZ2U6Y2VlNThkY2Y4ZGEwNGE2YjkzYTY4NDg4Y2RlYmEyNDFfNC0zLTEtMS0w_fc800639-69ac-4a34-aa12-bfb3e9433e9e">126</ix:nonFraction>&#160;</span></td><td style="background-color:#dbdbdb;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"></td><td colspan="3" style="display:none"></td><td colspan="3" style="display:none"></td><td colspan="3" style="display:none"></td><td colspan="3" style="display:none"></td></tr><tr><td colspan="3" style="background-color:#ffffff;padding:2px 1pt 2px 7.75pt;text-align:left;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">Stock Awards</span></td><td colspan="2" style="background-color:#ffffff;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:120%"><ix:nonFraction unitRef="shares" contextRef="i7851798e531549c7b04471423ed4fd5d_D20210101-20210331" decimals="-3" name="us-gaap:IncrementalCommonSharesAttributableToShareBasedPaymentArrangements" scale="3" id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN183My9mcmFnOjA3N2JhOGIzN2E5NTRkNWY4NDRjM2NmZDM1M2I2NzFkL3RhYmxlOmNlZTU4ZGNmOGRhMDRhNmI5M2E2ODQ4OGNkZWJhMjQxL3RhYmxlcmFuZ2U6Y2VlNThkY2Y4ZGEwNGE2YjkzYTY4NDg4Y2RlYmEyNDFfNS0xLTEtMS0w_36dac0cf-ebfd-4e6c-824e-3aef9a3a038e">85</ix:nonFraction></span><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">&#160;</span></td><td style="background-color:#ffffff;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"></td><td colspan="3" style="background-color:#ffffff;padding:0 1pt"></td><td colspan="2" style="background-color:#ffffff;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%"><ix:nonFraction unitRef="shares" contextRef="i36469f0b4a2c4ce7bc0143d67a51797c_D20200101-20200331" decimals="-3" name="us-gaap:IncrementalCommonSharesAttributableToShareBasedPaymentArrangements" scale="3" id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN183My9mcmFnOjA3N2JhOGIzN2E5NTRkNWY4NDRjM2NmZDM1M2I2NzFkL3RhYmxlOmNlZTU4ZGNmOGRhMDRhNmI5M2E2ODQ4OGNkZWJhMjQxL3RhYmxlcmFuZ2U6Y2VlNThkY2Y4ZGEwNGE2YjkzYTY4NDg4Y2RlYmEyNDFfNS0zLTEtMS0w_183453c3-3739-4441-92f9-4ebb60b0cd25">83</ix:nonFraction>&#160;</span></td><td style="background-color:#ffffff;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"></td><td colspan="3" style="display:none"></td><td colspan="3" style="display:none"></td><td colspan="3" style="display:none"></td><td colspan="3" style="display:none"></td></tr><tr><td colspan="3" style="background-color:#dbdbdb;padding:2px 1pt 2px 7.75pt;text-align:left;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">Employee Stock Purchase Plan Shares and Other</span></td><td colspan="2" style="background-color:#dbdbdb;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:120%"><ix:nonFraction unitRef="shares" contextRef="i2b4a299a6236465dbb68322392d93510_D20210101-20210331" decimals="-3" name="us-gaap:IncrementalCommonSharesAttributableToShareBasedPaymentArrangements" scale="3" id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN183My9mcmFnOjA3N2JhOGIzN2E5NTRkNWY4NDRjM2NmZDM1M2I2NzFkL3RhYmxlOmNlZTU4ZGNmOGRhMDRhNmI5M2E2ODQ4OGNkZWJhMjQxL3RhYmxlcmFuZ2U6Y2VlNThkY2Y4ZGEwNGE2YjkzYTY4NDg4Y2RlYmEyNDFfNi0xLTEtMS0w_3f41f832-d8db-4295-8de9-bd5869c496d1">17</ix:nonFraction></span><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">&#160;</span></td><td style="background-color:#dbdbdb;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"></td><td colspan="3" style="background-color:#dbdbdb;padding:0 1pt"></td><td colspan="2" style="background-color:#dbdbdb;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%"><ix:nonFraction unitRef="shares" contextRef="i981f956e21ee4f2187d296d6d699ba19_D20200101-20200331" decimals="-3" name="us-gaap:IncrementalCommonSharesAttributableToShareBasedPaymentArrangements" scale="3" id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN183My9mcmFnOjA3N2JhOGIzN2E5NTRkNWY4NDRjM2NmZDM1M2I2NzFkL3RhYmxlOmNlZTU4ZGNmOGRhMDRhNmI5M2E2ODQ4OGNkZWJhMjQxL3RhYmxlcmFuZ2U6Y2VlNThkY2Y4ZGEwNGE2YjkzYTY4NDg4Y2RlYmEyNDFfNi0zLTEtMS0w_797af7e1-2785-4632-b75c-2b65231ee2ff">18</ix:nonFraction>&#160;</span></td><td style="background-color:#dbdbdb;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"></td><td colspan="3" style="display:none"></td><td colspan="3" style="display:none"></td><td colspan="3" style="display:none"></td><td colspan="3" style="display:none"></td></tr><tr><td colspan="3" style="background-color:#ffffff;border-top:1pt solid #000;padding:2px 1pt;text-align:left;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">Dilutive Effect of Potential Common Shares</span></td><td colspan="2" style="background-color:#ffffff;border-top:1pt solid #000;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:120%"><ix:nonFraction unitRef="shares" contextRef="i3a76d1213b09470fa8c6c3f49fa75d98_D20210101-20210331" decimals="-3" name="us-gaap:WeightedAverageNumberDilutedSharesOutstandingAdjustment" scale="3" id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN183My9mcmFnOjA3N2JhOGIzN2E5NTRkNWY4NDRjM2NmZDM1M2I2NzFkL3RhYmxlOmNlZTU4ZGNmOGRhMDRhNmI5M2E2ODQ4OGNkZWJhMjQxL3RhYmxlcmFuZ2U6Y2VlNThkY2Y4ZGEwNGE2YjkzYTY4NDg4Y2RlYmEyNDFfNy0xLTEtMS0w_49242fdb-e6a3-4ef4-b4a8-974215584131">245</ix:nonFraction></span><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">&#160;</span></td><td style="background-color:#ffffff;border-top:1pt solid #000;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"></td><td colspan="3" style="background-color:#ffffff;border-top:1pt solid #000;padding:0 1pt"></td><td colspan="2" style="background-color:#ffffff;border-top:1pt solid #000;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%"><ix:nonFraction unitRef="shares" contextRef="i052d02afe6704673b1b47c9fbf47ec24_D20200101-20200331" decimals="-3" name="us-gaap:WeightedAverageNumberDilutedSharesOutstandingAdjustment" scale="3" id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN183My9mcmFnOjA3N2JhOGIzN2E5NTRkNWY4NDRjM2NmZDM1M2I2NzFkL3RhYmxlOmNlZTU4ZGNmOGRhMDRhNmI5M2E2ODQ4OGNkZWJhMjQxL3RhYmxlcmFuZ2U6Y2VlNThkY2Y4ZGEwNGE2YjkzYTY4NDg4Y2RlYmEyNDFfNy0zLTEtMS0w_02b82639-c71f-40ce-8864-4817b8fa7061">227</ix:nonFraction>&#160;</span></td><td style="background-color:#ffffff;border-top:1pt solid #000;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"></td><td colspan="3" style="display:none"></td><td colspan="3" style="display:none"></td><td colspan="3" style="display:none"></td><td colspan="3" style="display:none"></td></tr><tr><td colspan="3" style="background-color:#dbdbdb;border-top:1pt solid #000;padding:2px 1pt;text-align:left;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:120%">Weighted Average Common Shares Outstanding &#8211; Diluted</span></td><td colspan="2" style="background-color:#dbdbdb;border-top:1pt solid #000;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:120%"><ix:nonFraction unitRef="shares" contextRef="i3a76d1213b09470fa8c6c3f49fa75d98_D20210101-20210331" decimals="-3" format="ixt:numdotdecimal" name="us-gaap:WeightedAverageNumberOfDilutedSharesOutstanding" scale="3" id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN183My9mcmFnOjA3N2JhOGIzN2E5NTRkNWY4NDRjM2NmZDM1M2I2NzFkL3RhYmxlOmNlZTU4ZGNmOGRhMDRhNmI5M2E2ODQ4OGNkZWJhMjQxL3RhYmxlcmFuZ2U6Y2VlNThkY2Y4ZGEwNGE2YjkzYTY4NDg4Y2RlYmEyNDFfOC0xLTEtMS0w_47aa0675-d941-4c4d-98c8-bb663e72e016">41,700</ix:nonFraction></span><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">&#160;</span></td><td style="background-color:#dbdbdb;border-top:1pt solid #000;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"></td><td colspan="3" style="background-color:#dbdbdb;border-top:1pt solid #000;padding:0 1pt"></td><td colspan="2" style="background-color:#dbdbdb;border-top:1pt solid #000;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%"><ix:nonFraction unitRef="shares" contextRef="i052d02afe6704673b1b47c9fbf47ec24_D20200101-20200331" decimals="-3" format="ixt:numdotdecimal" name="us-gaap:WeightedAverageNumberOfDilutedSharesOutstanding" scale="3" id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN183My9mcmFnOjA3N2JhOGIzN2E5NTRkNWY4NDRjM2NmZDM1M2I2NzFkL3RhYmxlOmNlZTU4ZGNmOGRhMDRhNmI5M2E2ODQ4OGNkZWJhMjQxL3RhYmxlcmFuZ2U6Y2VlNThkY2Y4ZGEwNGE2YjkzYTY4NDg4Y2RlYmEyNDFfOC0zLTEtMS0w_a088f3f9-63cc-4435-bb96-4c3d9b1ae596">40,444</ix:nonFraction>&#160;</span></td><td style="background-color:#dbdbdb;border-top:1pt solid #000;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"></td><td colspan="3" style="display:none"></td><td colspan="3" style="display:none"></td><td colspan="3" style="display:none"></td><td colspan="3" style="display:none"></td></tr></table></div></ix:nonNumeric><div style="margin-bottom:6pt"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:9pt;font-weight:400;line-height:120%">The amount of shares excluded from diluted weighted-average common shares outstanding because such shares were anti-dilutive was not material for the three months ended March&#160;31, 2021 and 2020.</span></div></ix:continuation><div style="height:54pt;position:relative;width:100%"><div style="bottom:0;position:absolute;width:100%"><div style="text-align:right"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:9pt;font-weight:400;line-height:120%">16</span></div></div></div><div id="i3ccd65d188014ef19fc37bf6a1f38117_76"></div><hr style="page-break-after:always"/><div style="min-height:54pt;width:100%"><div><span style="color:#0000ff;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%;text-decoration:underline"><a style="color:#0000ff;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%;text-decoration:underline" href="#i3ccd65d188014ef19fc37bf6a1f38117_7">Table of </a><a style="color:#0000ff;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%;text-decoration:underline" href="#i3ccd65d188014ef19fc37bf6a1f38117_7">Contents</a></span></div></div><div style="margin-bottom:9pt;margin-top:12pt"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:11pt;font-weight:700;line-height:120%">13. <ix:nonNumeric contextRef="i3a76d1213b09470fa8c6c3f49fa75d98_D20210101-20210331" name="us-gaap:FairValueDisclosuresTextBlock" id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN183Ni9mcmFnOjQwMDIzZTMxOWFjMTRiMTNhMTYwNDJmNDU2MmMwNjM0L3RleHRyZWdpb246NDAwMjNlMzE5YWMxNGIxM2ExNjA0MmY0NTYyYzA2MzRfMTY1Mw_16ad09c2-15d3-4565-aaf9-7fbc2718c094" continuedAt="ied5492b4a29447b9a62b78e6469ba189" escape="true">Fair Value Measurements</ix:nonNumeric></span></div><ix:continuation id="ied5492b4a29447b9a62b78e6469ba189"><div style="margin-bottom:3pt"><ix:nonNumeric contextRef="i3a76d1213b09470fa8c6c3f49fa75d98_D20210101-20210331" name="us-gaap:FairValueAssetsAndLiabilitiesMeasuredOnRecurringAndNonrecurringBasisTableTextBlock" id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN183Ni9mcmFnOjQwMDIzZTMxOWFjMTRiMTNhMTYwNDJmNDU2MmMwNjM0L3RleHRyZWdpb246NDAwMjNlMzE5YWMxNGIxM2ExNjA0MmY0NTYyYzA2MzRfMTY1NA_f552c229-bab0-4fe0-8feb-d90325f888e3" escape="true"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:9pt;font-weight:400;line-height:120%">The following tables present our assets measured at fair value on a recurring basis as of March&#160;31, 2021 and December&#160;31, 2020 classified by the input method used to measure fair value:</span><table style="border-collapse:collapse;display:inline-table;margin-bottom:5pt;vertical-align:text-bottom;width:100.000%"><tr><td style="width:1.0%"></td><td style="width:61.955%"></td><td style="width:0.1%"></td><td style="width:1.0%"></td><td style="width:10.011%"></td><td style="width:0.1%"></td><td style="width:0.1%"></td><td style="width:1.605%"></td><td style="width:0.1%"></td><td style="width:1.0%"></td><td style="width:10.011%"></td><td style="width:0.1%"></td><td style="width:0.1%"></td><td style="width:1.605%"></td><td style="width:0.1%"></td><td style="width:1.0%"></td><td style="width:10.013%"></td><td style="width:0.1%"></td></tr><tr><td colspan="3" style="padding:0 1pt"></td><td colspan="3" style="padding:2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-style:italic;font-weight:700;line-height:120%">Level 1</span></td><td colspan="3" style="padding:0 1pt"></td><td colspan="3" style="padding:2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-style:italic;font-weight:700;line-height:120%">Level 2</span></td><td colspan="3" style="padding:0 1pt"></td><td colspan="3" style="padding:2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-style:italic;font-weight:700;line-height:120%">Level 3</span></td></tr><tr style="height:3pt"><td colspan="3" style="border-top:1pt solid #000;padding:0 1pt"></td><td colspan="3" style="border-top:1pt solid #000;padding:0 1pt"></td><td colspan="3" style="border-top:1pt solid #000;padding:0 1pt"></td><td colspan="3" style="border-top:1pt solid #000;padding:0 1pt"></td><td colspan="3" style="border-top:1pt solid #000;padding:0 1pt"></td><td colspan="3" style="border-top:1pt solid #000;padding:0 1pt"></td></tr><tr><td colspan="3" style="background-color:#dbdbdb;padding:2px 1pt;text-align:left;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:100%">March 31, 2021</span></td><td colspan="3" style="background-color:#dbdbdb;padding:0 1pt"></td><td colspan="3" style="background-color:#dbdbdb;padding:0 1pt"></td><td colspan="3" style="background-color:#dbdbdb;padding:0 1pt"></td><td colspan="3" style="background-color:#dbdbdb;padding:0 1pt"></td><td colspan="3" style="background-color:#dbdbdb;padding:0 1pt"></td></tr><tr><td colspan="3" style="background-color:#ffffff;border-top:1pt solid #000;padding:2px 1pt;text-align:left;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">Investments:</span></td><td colspan="3" style="background-color:#ffffff;border-top:1pt solid #000;padding:0 1pt"></td><td colspan="3" style="background-color:#ffffff;border-top:1pt solid #000;padding:0 1pt"></td><td colspan="3" style="background-color:#ffffff;border-top:1pt solid #000;padding:0 1pt"></td><td colspan="3" style="background-color:#ffffff;border-top:1pt solid #000;padding:0 1pt"></td><td colspan="3" style="background-color:#ffffff;border-top:1pt solid #000;padding:0 1pt"></td></tr><tr><td colspan="3" style="background-color:#dbdbdb;padding:2px 1pt 2px 7pt;text-align:left;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">Money Market Funds</span></td><td style="background-color:#dbdbdb;padding:2px 0 2px 1pt;text-align:left;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:120%">$</span></td><td style="background-color:#dbdbdb;padding:2px 0;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:120%"><ix:nonFraction unitRef="usd" contextRef="i44f6ee084e304f729668c7da0bb0e632_I20210331" decimals="-3" format="ixt:numdotdecimal" name="us-gaap:CashAndCashEquivalentsFairValueDisclosure" scale="3" id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN183Ni9mcmFnOjQwMDIzZTMxOWFjMTRiMTNhMTYwNDJmNDU2MmMwNjM0L3RhYmxlOmEyNTA5MjYzYTRlMzRhMDNhYmUzNjczNmU2ZmE3YmIxL3RhYmxlcmFuZ2U6YTI1MDkyNjNhNGUzNGEwM2FiZTM2NzM2ZTZmYTdiYjFfNC0xLTEtMS0w_18a7b417-dcd1-4b1d-9338-3685ca4f0c75">1,862</ix:nonFraction></span><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">&#160;</span></td><td style="background-color:#dbdbdb;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"></td><td colspan="3" style="background-color:#dbdbdb;padding:0 1pt"></td><td style="background-color:#dbdbdb;padding:2px 0 2px 1pt;text-align:left;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">$</span></td><td style="background-color:#dbdbdb;padding:2px 0;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">&#8212;&#160;</span></td><td style="background-color:#dbdbdb;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"></td><td colspan="3" style="background-color:#dbdbdb;padding:0 1pt"></td><td style="background-color:#dbdbdb;padding:2px 0 2px 1pt;text-align:left;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">$</span></td><td style="background-color:#dbdbdb;padding:2px 0;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">&#8212;&#160;</span></td><td style="background-color:#dbdbdb;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"></td></tr><tr><td colspan="3" style="background-color:#ffffff;padding:2px 1pt 2px 7pt;text-align:left;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">Mutual Funds</span></td><td colspan="2" style="background-color:#ffffff;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:120%"><ix:nonFraction unitRef="usd" contextRef="i44f6ee084e304f729668c7da0bb0e632_I20210331" decimals="-3" format="ixt:numdotdecimal" name="us-gaap:EquitySecuritiesFvNi" scale="3" id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN183Ni9mcmFnOjQwMDIzZTMxOWFjMTRiMTNhMTYwNDJmNDU2MmMwNjM0L3RhYmxlOmEyNTA5MjYzYTRlMzRhMDNhYmUzNjczNmU2ZmE3YmIxL3RhYmxlcmFuZ2U6YTI1MDkyNjNhNGUzNGEwM2FiZTM2NzM2ZTZmYTdiYjFfNS0xLTEtMS0w_e27b4ff9-b2eb-44f6-913c-485d86172584">5,141</ix:nonFraction></span><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">&#160;</span></td><td style="background-color:#ffffff;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"></td><td colspan="3" style="background-color:#ffffff;padding:0 1pt"></td><td colspan="2" style="background-color:#ffffff;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">&#8212;&#160;</span></td><td style="background-color:#ffffff;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"></td><td colspan="3" style="background-color:#ffffff;padding:0 1pt"></td><td colspan="2" style="background-color:#ffffff;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">&#8212;&#160;</span></td><td style="background-color:#ffffff;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"></td></tr><tr><td colspan="3" style="background-color:#dbdbdb;padding:2px 1pt 2px 7pt;text-align:left;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">Corporate Debt Securities</span></td><td colspan="2" style="background-color:#dbdbdb;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%">&#8212;&#160;</span></td><td style="background-color:#dbdbdb;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"></td><td colspan="3" style="background-color:#dbdbdb;padding:0 1pt"></td><td colspan="2" style="background-color:#dbdbdb;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:120%"><ix:nonFraction unitRef="usd" contextRef="if0ebe1de780c49338b5253edf4c03f88_I20210331" decimals="-3" format="ixt:numdotdecimal" name="us-gaap:AvailableForSaleSecuritiesDebtSecurities" scale="3" id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN183Ni9mcmFnOjQwMDIzZTMxOWFjMTRiMTNhMTYwNDJmNDU2MmMwNjM0L3RhYmxlOmEyNTA5MjYzYTRlMzRhMDNhYmUzNjczNmU2ZmE3YmIxL3RhYmxlcmFuZ2U6YTI1MDkyNjNhNGUzNGEwM2FiZTM2NzM2ZTZmYTdiYjFfNi0zLTEtMS0w_8d05c4ab-5701-4683-9da1-16933dadf643">2,401</ix:nonFraction></span><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">&#160;</span></td><td style="background-color:#dbdbdb;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"></td><td colspan="3" style="background-color:#dbdbdb;padding:0 1pt"></td><td colspan="2" style="background-color:#dbdbdb;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%">&#8212;&#160;</span></td><td style="background-color:#dbdbdb;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"></td></tr><tr><td colspan="3" style="background-color:#ffffff;padding:2px 1pt 2px 7pt;text-align:left;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">Government-Backed and Government-Sponsored Enterprises&#8217; Debt Securities</span></td><td colspan="2" style="background-color:#ffffff;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">&#8212;&#160;</span></td><td style="background-color:#ffffff;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"></td><td colspan="3" style="background-color:#ffffff;padding:0 1pt"></td><td colspan="2" style="background-color:#ffffff;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:120%"><ix:nonFraction unitRef="usd" contextRef="i273d1b902962425ea5f0001673a07c7b_I20210331" decimals="-3" format="ixt:numdotdecimal" name="us-gaap:AvailableForSaleSecuritiesDebtSecurities" scale="3" id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN183Ni9mcmFnOjQwMDIzZTMxOWFjMTRiMTNhMTYwNDJmNDU2MmMwNjM0L3RhYmxlOmEyNTA5MjYzYTRlMzRhMDNhYmUzNjczNmU2ZmE3YmIxL3RhYmxlcmFuZ2U6YTI1MDkyNjNhNGUzNGEwM2FiZTM2NzM2ZTZmYTdiYjFfNy0zLTEtMS0w_b4d3842e-4f29-485e-b072-c96ddc3676d1">6,808</ix:nonFraction></span><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">&#160;</span></td><td style="background-color:#ffffff;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"></td><td colspan="3" style="background-color:#ffffff;padding:0 1pt"></td><td colspan="2" style="background-color:#ffffff;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">&#8212;&#160;</span></td><td style="background-color:#ffffff;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"></td></tr><tr><td colspan="3" style="background-color:#dbdbdb;border-top:1pt solid #000;padding:2px 1pt;text-align:left;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">Total Assets</span></td><td style="background-color:#dbdbdb;border-top:1pt solid #000;padding:2px 0 2px 1pt;text-align:left;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:120%">$</span></td><td style="background-color:#dbdbdb;border-top:1pt solid #000;padding:2px 0;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:120%"><ix:nonFraction unitRef="usd" contextRef="i44f6ee084e304f729668c7da0bb0e632_I20210331" decimals="-3" format="ixt:numdotdecimal" name="us-gaap:AssetsFairValueDisclosure" scale="3" id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN183Ni9mcmFnOjQwMDIzZTMxOWFjMTRiMTNhMTYwNDJmNDU2MmMwNjM0L3RhYmxlOmEyNTA5MjYzYTRlMzRhMDNhYmUzNjczNmU2ZmE3YmIxL3RhYmxlcmFuZ2U6YTI1MDkyNjNhNGUzNGEwM2FiZTM2NzM2ZTZmYTdiYjFfOC0xLTEtMS0w_ccb79bda-3bb7-4741-8379-8368121d4545">7,003</ix:nonFraction></span><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">&#160;</span></td><td style="background-color:#dbdbdb;border-top:1pt solid #000;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"></td><td colspan="3" style="background-color:#dbdbdb;border-top:1pt solid #000;padding:0 1pt"></td><td style="background-color:#dbdbdb;border-top:1pt solid #000;padding:2px 0 2px 1pt;text-align:left;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:120%">$</span></td><td style="background-color:#dbdbdb;border-top:1pt solid #000;padding:2px 0;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:120%"><ix:nonFraction unitRef="usd" contextRef="i70744dada0d54d848d6d0bad61689511_I20210331" decimals="-3" format="ixt:numdotdecimal" name="us-gaap:AssetsFairValueDisclosure" scale="3" id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN183Ni9mcmFnOjQwMDIzZTMxOWFjMTRiMTNhMTYwNDJmNDU2MmMwNjM0L3RhYmxlOmEyNTA5MjYzYTRlMzRhMDNhYmUzNjczNmU2ZmE3YmIxL3RhYmxlcmFuZ2U6YTI1MDkyNjNhNGUzNGEwM2FiZTM2NzM2ZTZmYTdiYjFfOC0zLTEtMS0w_10018dbb-f07a-4a2a-91bc-29a40dd3aebb">9,209</ix:nonFraction></span><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">&#160;</span></td><td style="background-color:#dbdbdb;border-top:1pt solid #000;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"></td><td colspan="3" style="background-color:#dbdbdb;border-top:1pt solid #000;padding:0 1pt"></td><td style="background-color:#dbdbdb;border-top:1pt solid #000;padding:2px 0 2px 1pt;text-align:left;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">$</span></td><td style="background-color:#dbdbdb;border-top:1pt solid #000;padding:2px 0;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">&#8212;&#160;</span></td><td style="background-color:#dbdbdb;border-top:1pt solid #000;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"></td></tr><tr><td colspan="3" style="background-color:#ffffff;padding:2px 1pt;text-align:left;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:100%">December 31, 2020</span></td><td colspan="3" style="background-color:#ffffff;padding:0 1pt"></td><td colspan="3" style="background-color:#ffffff;padding:0 1pt"></td><td colspan="3" style="background-color:#ffffff;padding:0 1pt"></td><td colspan="3" style="background-color:#ffffff;padding:0 1pt"></td><td colspan="3" style="background-color:#ffffff;padding:0 1pt"></td></tr><tr><td colspan="3" style="background-color:#dbdbdb;border-top:1pt solid #000;padding:2px 1pt;text-align:left;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">Investments:</span></td><td colspan="3" style="background-color:#dbdbdb;border-top:1pt solid #000;padding:0 1pt"></td><td colspan="3" style="background-color:#dbdbdb;border-top:1pt solid #000;padding:0 1pt"></td><td colspan="3" style="background-color:#dbdbdb;border-top:1pt solid #000;padding:0 1pt"></td><td colspan="3" style="background-color:#dbdbdb;border-top:1pt solid #000;padding:0 1pt"></td><td colspan="3" style="background-color:#dbdbdb;border-top:1pt solid #000;padding:0 1pt"></td></tr><tr><td colspan="3" style="background-color:#ffffff;padding:2px 1pt 2px 7pt;text-align:left;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">Money Market Funds</span></td><td style="background-color:#ffffff;padding:2px 0 2px 1pt;text-align:left;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">$</span></td><td style="background-color:#ffffff;padding:2px 0;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%"><ix:nonFraction unitRef="usd" contextRef="ied33d575a9f647a59463e45a358237fa_I20201231" decimals="-3" format="ixt:numdotdecimal" name="us-gaap:CashAndCashEquivalentsFairValueDisclosure" scale="3" id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN183Ni9mcmFnOjQwMDIzZTMxOWFjMTRiMTNhMTYwNDJmNDU2MmMwNjM0L3RhYmxlOmEyNTA5MjYzYTRlMzRhMDNhYmUzNjczNmU2ZmE3YmIxL3RhYmxlcmFuZ2U6YTI1MDkyNjNhNGUzNGEwM2FiZTM2NzM2ZTZmYTdiYjFfMTEtMS0xLTEtMA_febc33a3-472f-481a-a23d-48a1bd2d8f5a">4,075</ix:nonFraction>&#160;</span></td><td style="background-color:#ffffff;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"></td><td colspan="3" style="background-color:#ffffff;padding:0 1pt"></td><td style="background-color:#ffffff;padding:2px 0 2px 1pt;text-align:left;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">$</span></td><td style="background-color:#ffffff;padding:2px 0;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">&#8212;&#160;</span></td><td style="background-color:#ffffff;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"></td><td colspan="3" style="background-color:#ffffff;padding:0 1pt"></td><td style="background-color:#ffffff;padding:2px 0 2px 1pt;text-align:left;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">$</span></td><td style="background-color:#ffffff;padding:2px 0;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">&#8212;&#160;</span></td><td style="background-color:#ffffff;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"></td></tr><tr><td colspan="3" style="background-color:#dbdbdb;padding:2px 1pt 2px 7pt;text-align:left;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">Mutual Funds</span></td><td colspan="2" style="background-color:#dbdbdb;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%"><ix:nonFraction unitRef="usd" contextRef="ied33d575a9f647a59463e45a358237fa_I20201231" decimals="-3" format="ixt:numdotdecimal" name="us-gaap:EquitySecuritiesFvNi" scale="3" id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN183Ni9mcmFnOjQwMDIzZTMxOWFjMTRiMTNhMTYwNDJmNDU2MmMwNjM0L3RhYmxlOmEyNTA5MjYzYTRlMzRhMDNhYmUzNjczNmU2ZmE3YmIxL3RhYmxlcmFuZ2U6YTI1MDkyNjNhNGUzNGEwM2FiZTM2NzM2ZTZmYTdiYjFfMTItMS0xLTEtMA_8d878a39-8f56-42e4-98d1-944737ce85f9">1,662</ix:nonFraction>&#160;</span></td><td style="background-color:#dbdbdb;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"></td><td colspan="3" style="background-color:#dbdbdb;padding:0 1pt"></td><td colspan="2" style="background-color:#dbdbdb;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">&#8212;&#160;</span></td><td style="background-color:#dbdbdb;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"></td><td colspan="3" style="background-color:#dbdbdb;padding:0 1pt"></td><td colspan="2" style="background-color:#dbdbdb;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">&#8212;&#160;</span></td><td style="background-color:#dbdbdb;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"></td></tr><tr><td colspan="3" style="background-color:#ffffff;padding:2px 1pt 2px 7pt;text-align:left;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">Corporate Debt Securities</span></td><td colspan="2" style="background-color:#ffffff;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%">&#8212;&#160;</span></td><td style="background-color:#ffffff;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"></td><td colspan="3" style="background-color:#ffffff;padding:0 1pt"></td><td colspan="2" style="background-color:#ffffff;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%"><ix:nonFraction unitRef="usd" contextRef="i9bf06fe8a7d644b9abf62baaaa7bbbfa_I20201231" decimals="-3" format="ixt:numdotdecimal" name="us-gaap:AvailableForSaleSecuritiesDebtSecurities" scale="3" id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN183Ni9mcmFnOjQwMDIzZTMxOWFjMTRiMTNhMTYwNDJmNDU2MmMwNjM0L3RhYmxlOmEyNTA5MjYzYTRlMzRhMDNhYmUzNjczNmU2ZmE3YmIxL3RhYmxlcmFuZ2U6YTI1MDkyNjNhNGUzNGEwM2FiZTM2NzM2ZTZmYTdiYjFfMTMtMy0xLTEtMA_fec01e5f-4cbe-485c-9dee-27d924073b55">2,627</ix:nonFraction>&#160;</span></td><td style="background-color:#ffffff;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"></td><td colspan="3" style="background-color:#ffffff;padding:0 1pt"></td><td colspan="2" style="background-color:#ffffff;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%">&#8212;&#160;</span></td><td style="background-color:#ffffff;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"></td></tr><tr><td colspan="3" style="background-color:#dbdbdb;padding:2px 1pt 2px 7pt;text-align:left;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">Government-Backed and Government-Sponsored Enterprises&#8217; Debt Securities</span></td><td colspan="2" style="background-color:#dbdbdb;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">&#8212;&#160;</span></td><td style="background-color:#dbdbdb;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"></td><td colspan="3" style="background-color:#dbdbdb;padding:0 1pt"></td><td colspan="2" style="background-color:#dbdbdb;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%"><ix:nonFraction unitRef="usd" contextRef="i2d15f4e43e9142ba9e985f3ac2c510e6_I20201231" decimals="-3" format="ixt:numdotdecimal" name="us-gaap:AvailableForSaleSecuritiesDebtSecurities" scale="3" id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN183Ni9mcmFnOjQwMDIzZTMxOWFjMTRiMTNhMTYwNDJmNDU2MmMwNjM0L3RhYmxlOmEyNTA5MjYzYTRlMzRhMDNhYmUzNjczNmU2ZmE3YmIxL3RhYmxlcmFuZ2U6YTI1MDkyNjNhNGUzNGEwM2FiZTM2NzM2ZTZmYTdiYjFfMTQtMy0xLTEtMA_c82de334-a044-4b72-8d5e-2384994e4f29">6,633</ix:nonFraction>&#160;</span></td><td style="background-color:#dbdbdb;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"></td><td colspan="3" style="background-color:#dbdbdb;padding:0 1pt"></td><td colspan="2" style="background-color:#dbdbdb;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">&#8212;&#160;</span></td><td style="background-color:#dbdbdb;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"></td></tr><tr><td colspan="3" style="background-color:#ffffff;border-top:1pt solid #000;padding:2px 1pt;text-align:left;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">Total Assets</span></td><td style="background-color:#ffffff;border-top:1pt solid #000;padding:2px 0 2px 1pt;text-align:left;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">$</span></td><td style="background-color:#ffffff;border-top:1pt solid #000;padding:2px 0;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%"><ix:nonFraction unitRef="usd" contextRef="ied33d575a9f647a59463e45a358237fa_I20201231" decimals="-3" format="ixt:numdotdecimal" name="us-gaap:AssetsFairValueDisclosure" scale="3" id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN183Ni9mcmFnOjQwMDIzZTMxOWFjMTRiMTNhMTYwNDJmNDU2MmMwNjM0L3RhYmxlOmEyNTA5MjYzYTRlMzRhMDNhYmUzNjczNmU2ZmE3YmIxL3RhYmxlcmFuZ2U6YTI1MDkyNjNhNGUzNGEwM2FiZTM2NzM2ZTZmYTdiYjFfMTUtMS0xLTEtMA_56324029-b35f-4590-ad7b-a1cbed21c4a6">5,737</ix:nonFraction>&#160;</span></td><td style="background-color:#ffffff;border-top:1pt solid #000;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"></td><td colspan="3" style="background-color:#ffffff;border-top:1pt solid #000;padding:0 1pt"></td><td style="background-color:#ffffff;border-top:1pt solid #000;padding:2px 0 2px 1pt;text-align:left;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">$</span></td><td style="background-color:#ffffff;border-top:1pt solid #000;padding:2px 0;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%"><ix:nonFraction unitRef="usd" contextRef="i2a490e92e5ae4a788ef59113b0f63291_I20201231" decimals="-3" format="ixt:numdotdecimal" name="us-gaap:AssetsFairValueDisclosure" scale="3" id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN183Ni9mcmFnOjQwMDIzZTMxOWFjMTRiMTNhMTYwNDJmNDU2MmMwNjM0L3RhYmxlOmEyNTA5MjYzYTRlMzRhMDNhYmUzNjczNmU2ZmE3YmIxL3RhYmxlcmFuZ2U6YTI1MDkyNjNhNGUzNGEwM2FiZTM2NzM2ZTZmYTdiYjFfMTUtMy0xLTEtMA_01b45ed1-3807-4a76-90ea-d112e5b1e362">9,260</ix:nonFraction>&#160;</span></td><td style="background-color:#ffffff;border-top:1pt solid #000;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"></td><td colspan="3" style="background-color:#ffffff;border-top:1pt solid #000;padding:0 1pt"></td><td style="background-color:#ffffff;border-top:1pt solid #000;padding:2px 0 2px 1pt;text-align:left;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">$</span></td><td style="background-color:#ffffff;border-top:1pt solid #000;padding:2px 0;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">&#8212;&#160;</span></td><td style="background-color:#ffffff;border-top:1pt solid #000;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"></td></tr></table></ix:nonNumeric></div><div style="margin-bottom:6pt"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:9pt;font-weight:400;line-height:120%">The level 2 fair value measurements for Government-Backed and Government-Sponsored Enterprises&#8217; and Corporate Debt Securities are determined on the basis of valuations provided by a third-party pricing service which utilizes industry accepted valuation models and observable market inputs to determine valuation. Some valuations or model inputs used by the pricing service may be based on broker quotes.</span></div><div style="margin-bottom:3pt"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:9pt;font-weight:400;line-height:120%">In addition to assets recorded at fair value on a recurring basis, we also hold financial instruments that are not recorded at fair value in the consolidated balance sheets but for which disclosure of the fair value of these financial instruments is provided. <ix:nonNumeric contextRef="i3a76d1213b09470fa8c6c3f49fa75d98_D20210101-20210331" name="us-gaap:FairValueByBalanceSheetGroupingTextBlock" id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN183Ni9mcmFnOjQwMDIzZTMxOWFjMTRiMTNhMTYwNDJmNDU2MmMwNjM0L3RleHRyZWdpb246NDAwMjNlMzE5YWMxNGIxM2ExNjA0MmY0NTYyYzA2MzRfMTY1NQ_f4df7aac-e231-4912-ad26-f5eedf5e4aac" continuedAt="ib79a85c0b33545879a8eefcce8ce12b4" escape="true">The following reflects the carrying value and estimated fair value of these assets and (liabilities) as of March&#160;31, 2021 and December&#160;31, 2020: </ix:nonNumeric></span></div><div style="margin-bottom:3pt"><ix:continuation id="ib79a85c0b33545879a8eefcce8ce12b4"><table style="border-collapse:collapse;display:inline-table;margin-bottom:5pt;vertical-align:text-bottom;width:100.000%"><tr><td style="width:1.0%"></td><td style="width:49.038%"></td><td style="width:0.1%"></td><td style="width:1.0%"></td><td style="width:10.011%"></td><td style="width:0.1%"></td><td style="width:0.1%"></td><td style="width:1.605%"></td><td style="width:0.1%"></td><td style="width:1.0%"></td><td style="width:10.011%"></td><td style="width:0.1%"></td><td style="width:0.1%"></td><td style="width:1.605%"></td><td style="width:0.1%"></td><td style="width:1.0%"></td><td style="width:10.011%"></td><td style="width:0.1%"></td><td style="width:0.1%"></td><td style="width:1.605%"></td><td style="width:0.1%"></td><td style="width:1.0%"></td><td style="width:10.014%"></td><td style="width:0.1%"></td></tr><tr><td colspan="3" style="padding:2px 1pt;text-align:left;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">&#160;</span></td><td colspan="9" style="padding:2px 1pt;text-align:center;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-style:italic;font-weight:700;line-height:120%">March 31, 2021</span></td><td colspan="3" style="padding:0 1pt"></td><td colspan="9" style="padding:2px 1pt;text-align:center;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-style:italic;font-weight:700;line-height:120%">December 31, 2020</span></td></tr><tr><td colspan="3" style="padding:2px 1pt;text-align:left;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-style:italic;font-weight:700;line-height:120%">(in thousands)</span></td><td colspan="3" style="border-top:1pt solid #000;padding:2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-style:italic;font-weight:700;line-height:120%">Carrying<br/>Amount</span></td><td colspan="3" style="border-top:1pt solid #000;padding:0 1pt"></td><td colspan="3" style="border-top:1pt solid #000;padding:2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-style:italic;font-weight:700;line-height:120%">Fair Value</span></td><td colspan="3" style="padding:0 1pt"></td><td colspan="3" style="border-top:1pt solid #000;padding:2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-style:italic;font-weight:700;line-height:120%">Carrying<br/>Amount</span></td><td colspan="3" style="border-top:1pt solid #000;padding:0 1pt"></td><td colspan="3" style="border-top:1pt solid #000;padding:2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-style:italic;font-weight:700;line-height:120%">Fair Value</span></td></tr><tr style="height:3pt"><td colspan="3" style="border-top:1pt solid #000;padding:0 1pt"></td><td colspan="3" style="border-top:1pt solid #000;padding:0 1pt"></td><td colspan="3" style="border-top:1pt solid #000;padding:0 1pt"></td><td colspan="3" style="border-top:1pt solid #000;padding:0 1pt"></td><td colspan="3" style="border-top:1pt solid #000;padding:0 1pt"></td><td colspan="3" style="border-top:1pt solid #000;padding:0 1pt"></td><td colspan="3" style="border-top:1pt solid #000;padding:0 1pt"></td><td colspan="3" style="border-top:1pt solid #000;padding:0 1pt"></td></tr><tr><td colspan="3" style="background-color:#dbdbdb;padding:2px 1pt;text-align:left;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">Cash and Cash Equivalents</span></td><td style="background-color:#dbdbdb;padding:2px 0 2px 1pt;text-align:left;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:120%">$</span></td><td style="background-color:#dbdbdb;padding:2px 0;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:120%"><ix:nonFraction unitRef="usd" contextRef="id4f7bbf1057f4c809c8eaebae195f88d_I20210331" decimals="-3" format="ixt:numdotdecimal" name="us-gaap:CashAndCashEquivalentsFairValueDisclosure" scale="3" id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN183Ni9mcmFnOjQwMDIzZTMxOWFjMTRiMTNhMTYwNDJmNDU2MmMwNjM0L3RhYmxlOjAzM2ZhNmY5YTU2NDRjMGZiOTdmNmFkNGUxZWQ0NjJiL3RhYmxlcmFuZ2U6MDMzZmE2ZjlhNTY0NGMwZmI5N2Y2YWQ0ZTFlZDQ2MmJfMy0xLTEtMS0w_f9b11b0d-bf47-4a2c-a180-38e9da73c088">1,212</ix:nonFraction></span><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">&#160;</span></td><td style="background-color:#dbdbdb;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"></td><td colspan="3" style="background-color:#dbdbdb;padding:0 1pt"></td><td style="background-color:#dbdbdb;padding:2px 0 2px 1pt;text-align:left;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:120%">$</span></td><td style="background-color:#dbdbdb;padding:2px 0;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:120%"><ix:nonFraction unitRef="usd" contextRef="i3fefd8fe57ca4745a9b96a6cc2d2f0dd_I20210331" decimals="-3" format="ixt:numdotdecimal" name="us-gaap:CashAndCashEquivalentsFairValueDisclosure" scale="3" id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN183Ni9mcmFnOjQwMDIzZTMxOWFjMTRiMTNhMTYwNDJmNDU2MmMwNjM0L3RhYmxlOjAzM2ZhNmY5YTU2NDRjMGZiOTdmNmFkNGUxZWQ0NjJiL3RhYmxlcmFuZ2U6MDMzZmE2ZjlhNTY0NGMwZmI5N2Y2YWQ0ZTFlZDQ2MmJfMy0zLTEtMS0w_955f729e-51a6-456a-a048-0c44939d2e22">1,212</ix:nonFraction></span><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">&#160;</span></td><td style="background-color:#dbdbdb;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"></td><td colspan="3" style="background-color:#dbdbdb;padding:0 1pt"></td><td style="background-color:#dbdbdb;padding:2px 0 2px 1pt;text-align:left;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">$</span></td><td style="background-color:#dbdbdb;padding:2px 0;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%"><ix:nonFraction unitRef="usd" contextRef="i12ac28db4c554e1caf1d84bc9fe7eeb4_I20201231" decimals="-3" format="ixt:numdotdecimal" name="us-gaap:CashAndCashEquivalentsFairValueDisclosure" scale="3" id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN183Ni9mcmFnOjQwMDIzZTMxOWFjMTRiMTNhMTYwNDJmNDU2MmMwNjM0L3RhYmxlOjAzM2ZhNmY5YTU2NDRjMGZiOTdmNmFkNGUxZWQ0NjJiL3RhYmxlcmFuZ2U6MDMzZmE2ZjlhNTY0NGMwZmI5N2Y2YWQ0ZTFlZDQ2MmJfMy01LTEtMS0w_cd109c7c-2832-4636-bee0-01a73af5bb4f">1,163</ix:nonFraction>&#160;</span></td><td style="background-color:#dbdbdb;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"></td><td colspan="3" style="background-color:#dbdbdb;padding:0 1pt"></td><td style="background-color:#dbdbdb;padding:2px 0 2px 1pt;text-align:left;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">$</span></td><td style="background-color:#dbdbdb;padding:2px 0;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%"><ix:nonFraction unitRef="usd" contextRef="i7e36c11c40df4d9daa8798ee2a539289_I20201231" decimals="-3" format="ixt:numdotdecimal" name="us-gaap:CashAndCashEquivalentsFairValueDisclosure" scale="3" id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN183Ni9mcmFnOjQwMDIzZTMxOWFjMTRiMTNhMTYwNDJmNDU2MmMwNjM0L3RhYmxlOjAzM2ZhNmY5YTU2NDRjMGZiOTdmNmFkNGUxZWQ0NjJiL3RhYmxlcmFuZ2U6MDMzZmE2ZjlhNTY0NGMwZmI5N2Y2YWQ0ZTFlZDQ2MmJfMy03LTEtMS0w_cf63319d-2639-4f05-a4f8-1d4d5f8930ac">1,163</ix:nonFraction>&#160;</span></td><td style="background-color:#dbdbdb;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"></td></tr><tr><td colspan="3" style="background-color:#ffffff;padding:2px 1pt;text-align:left;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">Short-Term Debt</span></td><td colspan="2" style="background-color:#ffffff;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:120%">(<ix:nonFraction unitRef="usd" contextRef="id4f7bbf1057f4c809c8eaebae195f88d_I20210331" decimals="-3" format="ixt:numdotdecimal" name="us-gaap:ShorttermDebtFairValue" scale="3" id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN183Ni9mcmFnOjQwMDIzZTMxOWFjMTRiMTNhMTYwNDJmNDU2MmMwNjM0L3RhYmxlOjAzM2ZhNmY5YTU2NDRjMGZiOTdmNmFkNGUxZWQ0NjJiL3RhYmxlcmFuZ2U6MDMzZmE2ZjlhNTY0NGMwZmI5N2Y2YWQ0ZTFlZDQ2MmJfNC0xLTEtMS0w_556b1602-462f-4ff2-84e0-2966c80a7ada">134,851</ix:nonFraction>)</span></td><td style="background-color:#ffffff;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"></td><td colspan="3" style="background-color:#ffffff;padding:0 1pt"></td><td colspan="2" style="background-color:#ffffff;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:120%">(<ix:nonFraction unitRef="usd" contextRef="i3fefd8fe57ca4745a9b96a6cc2d2f0dd_I20210331" decimals="-3" format="ixt:numdotdecimal" name="us-gaap:ShorttermDebtFairValue" scale="3" id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN183Ni9mcmFnOjQwMDIzZTMxOWFjMTRiMTNhMTYwNDJmNDU2MmMwNjM0L3RhYmxlOjAzM2ZhNmY5YTU2NDRjMGZiOTdmNmFkNGUxZWQ0NjJiL3RhYmxlcmFuZ2U6MDMzZmE2ZjlhNTY0NGMwZmI5N2Y2YWQ0ZTFlZDQ2MmJfNC0zLTEtMS0w_a7245dbf-7cc9-444a-bea7-f7e1a619b037">134,851</ix:nonFraction>)</span></td><td style="background-color:#ffffff;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"></td><td colspan="3" style="background-color:#ffffff;padding:0 1pt"></td><td colspan="2" style="background-color:#ffffff;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">(<ix:nonFraction unitRef="usd" contextRef="i12ac28db4c554e1caf1d84bc9fe7eeb4_I20201231" decimals="-3" format="ixt:numdotdecimal" name="us-gaap:ShorttermDebtFairValue" scale="3" id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN183Ni9mcmFnOjQwMDIzZTMxOWFjMTRiMTNhMTYwNDJmNDU2MmMwNjM0L3RhYmxlOjAzM2ZhNmY5YTU2NDRjMGZiOTdmNmFkNGUxZWQ0NjJiL3RhYmxlcmFuZ2U6MDMzZmE2ZjlhNTY0NGMwZmI5N2Y2YWQ0ZTFlZDQ2MmJfNC01LTEtMS0w_d5abdd3d-9ebd-4006-81d9-0b768c80b95e">80,997</ix:nonFraction>)</span></td><td style="background-color:#ffffff;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"></td><td colspan="3" style="background-color:#ffffff;padding:0 1pt"></td><td colspan="2" style="background-color:#ffffff;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">(<ix:nonFraction unitRef="usd" contextRef="i7e36c11c40df4d9daa8798ee2a539289_I20201231" decimals="-3" format="ixt:numdotdecimal" name="us-gaap:ShorttermDebtFairValue" scale="3" id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN183Ni9mcmFnOjQwMDIzZTMxOWFjMTRiMTNhMTYwNDJmNDU2MmMwNjM0L3RhYmxlOjAzM2ZhNmY5YTU2NDRjMGZiOTdmNmFkNGUxZWQ0NjJiL3RhYmxlcmFuZ2U6MDMzZmE2ZjlhNTY0NGMwZmI5N2Y2YWQ0ZTFlZDQ2MmJfNC03LTEtMS0w_bf7ea2ed-2140-4985-9721-644706e55a6e">80,997</ix:nonFraction>)</span></td><td style="background-color:#ffffff;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"></td></tr><tr><td colspan="3" style="background-color:#dbdbdb;padding:2px 1pt;text-align:left;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">Long-Term Debt</span></td><td colspan="2" style="background-color:#dbdbdb;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:120%">(<ix:nonFraction unitRef="usd" contextRef="id4f7bbf1057f4c809c8eaebae195f88d_I20210331" decimals="-3" format="ixt:numdotdecimal" name="us-gaap:LongTermDebtFairValue" scale="3" id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN183Ni9mcmFnOjQwMDIzZTMxOWFjMTRiMTNhMTYwNDJmNDU2MmMwNjM0L3RhYmxlOjAzM2ZhNmY5YTU2NDRjMGZiOTdmNmFkNGUxZWQ0NjJiL3RhYmxlcmFuZ2U6MDMzZmE2ZjlhNTY0NGMwZmI5N2Y2YWQ0ZTFlZDQ2MmJfNS0xLTEtMS0w_8385434f-c416-449a-9b7f-e8df7ccf9880">764,426</ix:nonFraction>)</span></td><td style="background-color:#dbdbdb;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"></td><td colspan="3" style="background-color:#dbdbdb;padding:0 1pt"></td><td colspan="2" style="background-color:#dbdbdb;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:120%">(<ix:nonFraction unitRef="usd" contextRef="i3fefd8fe57ca4745a9b96a6cc2d2f0dd_I20210331" decimals="-3" format="ixt:numdotdecimal" name="us-gaap:LongTermDebtFairValue" scale="3" id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN183Ni9mcmFnOjQwMDIzZTMxOWFjMTRiMTNhMTYwNDJmNDU2MmMwNjM0L3RhYmxlOjAzM2ZhNmY5YTU2NDRjMGZiOTdmNmFkNGUxZWQ0NjJiL3RhYmxlcmFuZ2U6MDMzZmE2ZjlhNTY0NGMwZmI5N2Y2YWQ0ZTFlZDQ2MmJfNS0zLTEtMS0w_607b2b76-8464-454a-935f-c39a6c291777">839,942</ix:nonFraction>)</span></td><td style="background-color:#dbdbdb;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"></td><td colspan="3" style="background-color:#dbdbdb;padding:0 1pt"></td><td colspan="2" style="background-color:#dbdbdb;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">(<ix:nonFraction unitRef="usd" contextRef="i12ac28db4c554e1caf1d84bc9fe7eeb4_I20201231" decimals="-3" format="ixt:numdotdecimal" name="us-gaap:LongTermDebtFairValue" scale="3" id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN183Ni9mcmFnOjQwMDIzZTMxOWFjMTRiMTNhMTYwNDJmNDU2MmMwNjM0L3RhYmxlOjAzM2ZhNmY5YTU2NDRjMGZiOTdmNmFkNGUxZWQ0NjJiL3RhYmxlcmFuZ2U6MDMzZmE2ZjlhNTY0NGMwZmI5N2Y2YWQ0ZTFlZDQ2MmJfNS01LTEtMS0w_37716a81-63e1-4129-8d81-cc228b5028a7">764,519</ix:nonFraction>)</span></td><td style="background-color:#dbdbdb;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"></td><td colspan="3" style="background-color:#dbdbdb;padding:0 1pt"></td><td colspan="2" style="background-color:#dbdbdb;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">(<ix:nonFraction unitRef="usd" contextRef="i7e36c11c40df4d9daa8798ee2a539289_I20201231" decimals="-3" format="ixt:numdotdecimal" name="us-gaap:LongTermDebtFairValue" scale="3" id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN183Ni9mcmFnOjQwMDIzZTMxOWFjMTRiMTNhMTYwNDJmNDU2MmMwNjM0L3RhYmxlOjAzM2ZhNmY5YTU2NDRjMGZiOTdmNmFkNGUxZWQ0NjJiL3RhYmxlcmFuZ2U6MDMzZmE2ZjlhNTY0NGMwZmI5N2Y2YWQ0ZTFlZDQ2MmJfNS03LTEtMS0w_a19cd568-ada3-4bec-8c7d-5e8d4deea47f">858,455</ix:nonFraction>)</span></td><td style="background-color:#dbdbdb;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"></td></tr><tr style="height:3pt"><td colspan="3" style="border-bottom:1pt solid #000;padding:0 1pt"></td><td colspan="3" style="border-bottom:1pt solid #000;padding:0 1pt"></td><td colspan="3" style="border-bottom:1pt solid #000;padding:0 1pt"></td><td colspan="3" style="border-bottom:1pt solid #000;padding:0 1pt"></td><td colspan="3" style="border-bottom:1pt solid #000;padding:0 1pt"></td><td colspan="3" style="border-bottom:1pt solid #000;padding:0 1pt"></td><td colspan="3" style="border-bottom:1pt solid #000;padding:0 1pt"></td><td colspan="3" style="border-bottom:1pt solid #000;padding:0 1pt"></td></tr></table></ix:continuation></div><div style="margin-bottom:3pt"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:9pt;font-weight:400;line-height:120%">The following methods and assumptions were used to estimate the fair value of each class of financial instruments for which it is practicable to estimate that value:</span></div><div style="margin-bottom:3pt;text-indent:18pt"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:9pt;font-weight:700;line-height:120%">Cash Equivalents: </span><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:9pt;font-weight:400;line-height:120%">The carrying amount approximates fair value because of the short-term maturity of those instruments.</span></div><div style="margin-bottom:3pt;text-indent:18pt"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:9pt;font-weight:700;line-height:120%">Short-Term Debt: </span><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:9pt;font-weight:400;line-height:120%">The carrying amount approximates fair value because the debt obligations are short-term and the balances outstanding are subject to variable rates of interest which reset frequently, a Level 2 fair value input.</span></div><div style="margin-bottom:6pt;text-indent:18pt"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:9pt;font-weight:700;line-height:120%">Long-Term Debt: </span><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:9pt;font-weight:400;line-height:120%">The fair value of long-term debt is estimated based on current market indications for borrowings of similar maturities, a Level 2 fair value input.</span></div></ix:continuation><div id="i3ccd65d188014ef19fc37bf6a1f38117_82"></div><div style="margin-top:12pt"><span><br/></span></div><div style="height:54pt;position:relative;width:100%"><div style="bottom:0;position:absolute;width:100%"><div style="text-align:right"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:9pt;font-weight:400;line-height:120%">17</span></div></div></div><hr style="page-break-after:always"/><div style="min-height:54pt;width:100%"><div><span style="color:#0000ff;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%;text-decoration:underline"><a style="color:#0000ff;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%;text-decoration:underline" href="#i3ccd65d188014ef19fc37bf6a1f38117_7">Table of </a><a style="color:#0000ff;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%;text-decoration:underline" href="#i3ccd65d188014ef19fc37bf6a1f38117_7">Contents</a></span></div></div><div style="margin-top:12pt"><table style="border-collapse:collapse;display:inline-table;margin-bottom:5pt;vertical-align:text-bottom;width:100.000%"><tr><td style="width:1.0%"></td><td style="width:8.205%"></td><td style="width:0.1%"></td><td style="width:1.0%"></td><td style="width:89.595%"></td><td style="width:0.1%"></td></tr><tr><td colspan="3" style="background-color:#000000;padding:2px 1pt;text-align:left;vertical-align:top"><span style="color:#ffffff;font-family:'Calibri',sans-serif;font-size:11pt;font-weight:700;line-height:100%">ITEM 2.</span></td><td colspan="3" style="background-color:#000000;padding:2px 1pt;text-align:left;vertical-align:bottom"><span style="color:#ffffff;font-family:'Calibri',sans-serif;font-size:11pt;font-weight:700;line-height:100%">MANAGEMENT'S DISCUSSION AND ANALYSIS OF FINANCIAL CONDITION AND RESULTS OF OPERATIONS</span></td></tr></table></div><div style="margin-top:3pt"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-style:italic;font-weight:400;line-height:120%">You should read the following discussion and analysis of our financial condition and results of operations together with our interim financial statements and the related notes appearing under Item 1 of this Form 10-Q, and our annual financial statements and the related notes along with the discussion and analysis of our financial condition and results of operations contained in our Annual Report on </span><span style="color:#0000ff;font-family:'Calibri',sans-serif;font-size:8pt;font-style:italic;font-weight:400;line-height:120%;text-decoration:underline"><a style="color:#0000ff;font-family:'Calibri',sans-serif;font-size:8pt;font-style:italic;font-weight:400;line-height:120%;text-decoration:underline" href="https://www.sec.gov/ix?doc=/Archives/edgar/data/1466593/000146659321000011/ottr-20201231.htm">Form 10-K</a></span><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-style:italic;font-weight:400;line-height:120%"> for the year ended December&#160;31, 2020.</span></div><div id="i3ccd65d188014ef19fc37bf6a1f38117_85"></div><div style="margin-bottom:6pt;margin-top:12pt"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:9pt;font-weight:400;line-height:120%">Otter Tail Corporation and its subsidiaries form a diverse group of businesses with operations classified into three segments: Electric, Manufacturing and Plastics. Our Electric business is a vertically integrated, regulated utility with generation, transmission and distribution facilities to serve our customers in western Minnesota, eastern North Dakota and northeastern South Dakota. Our Manufacturing segment provides metal fabrication for custom machine parts and metal components and manufactures extruded and thermoformed plastic products. Our Plastics segment manufactures PVC pipe for use in, among other applications, municipal and rural water, wastewater, and water reclamation projects.</span></div><div style="margin-top:6pt"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:9pt;font-weight:700;line-height:120%">COVID-19</span></div><div style="margin-bottom:6pt"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:9pt;font-weight:400;line-height:120%">We continue to monitor the progression of the novel coronavirus (COVID-19) and its impact on our businesses, employees, customers, construction contractors and vendors. As this pandemic continues, we are following the directives and advice of government leaders and medical professionals and have adopted practices to help curtail the spread of the virus and mitigate its impact on our communities, employees, construction contractors, customers and business operations. Our Electric segment business provides a critical service to our customers and our manufacturing businesses provide products and support to critical infrastructure industries. We continue to operate our businesses in a manner that is safe for our employees and our customers.</span></div><div style="margin-bottom:6pt"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:9pt;font-weight:400;line-height:120%">Beginning in March 2020, COVID-19 and the resulting economic conditions negatively impacted operating results of our Manufacturing segment as customer demand declined significantly in the second quarter of 2020. Sales volumes strengthened in the third and fourth quarters of 2020 due to strong recreational vehicle and lawn and garden end-market demand. Our Electric and Plastics segments operating results were also impacted in 2020. Within our Electric segment, we experienced reduced demand from commercial and industrial customers and increased costs for bad debts. In our Plastics segment, we experienced lower sales volumes in the second quarter of 2020 as distributors of our products reduced inventory levels given the uncertainty of the potential impact of COVID-19. Sales volumes recovered and gross profit margins increased in the third and fourth quarters of 2020 due to increase demand and concerns of supply disruptions. </span></div><div style="margin-bottom:6pt"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:9pt;font-weight:400;line-height:120%">The impact of COVID-19 and the resulting macroeconomic conditions on our business and financial results have begun to ease. However, uncertainty remains regarding the magnitude and duration of the pandemic and resulting financial effects. We expect demand from commercial and industrial customers and bad debt expense levels within our Electric segment to be impacted during 2021, and customer demand within our Manufacturing and Plastics segments could be disrupted as the pandemic evolves.  </span></div><div style="margin-bottom:6pt"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:9pt;font-weight:400;line-height:120%">We continue to monitor developments involving our workforce, customers, construction contractors, suppliers and vendors and the financial effects on our business. However, due to the unprecedented and evolving nature of this pandemic, we cannot predict the full extent of the impact COVID-19 will have on our operating results, financial condition and liquidity.</span></div><div id="i3ccd65d188014ef19fc37bf6a1f38117_91"></div><div style="margin-top:9pt"><table style="border-collapse:collapse;display:inline-table;margin-bottom:5pt;vertical-align:text-bottom;width:100.000%"><tr><td style="width:1.0%"></td><td style="width:39.038%"></td><td style="width:0.1%"></td><td style="width:1.0%"></td><td style="width:58.762%"></td><td style="width:0.1%"></td></tr><tr><td colspan="3" style="border-bottom:1pt solid #000;padding:2px 1pt;text-align:left;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:11pt;font-weight:700;line-height:100%">RESULTS OF OPERATIONS</span></td><td colspan="3" style="border-bottom:1pt solid #000;padding:0 1pt"></td></tr></table></div><div style="margin-bottom:6pt;margin-top:3pt"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:9pt;font-weight:400;line-height:120%">Provided below is a summary and discussion of our operating results on a consolidated basis followed by a discussion of the operating results of each of our segments, Electric, Manufacturing and Plastics. Intersegment transactions were not material in 2021 or 2020. In addition to the segment results, we provide an overview of our Corporate costs. Our Corporate costs do not constitute a reportable segment but rather consist of unallocated general corporate expenses, such as corporate staff and overhead costs, the results of our captive insurance company and other items excluded from the measurement of segment performance. Corporate costs are added to operating segment totals to reconcile to totals on our consolidated statements of income.</span></div><div style="margin-top:9pt"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:9pt;font-weight:700;line-height:120%">CONSOLIDATED RESULTS</span></div><div style="margin-bottom:6pt"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:9pt;font-weight:400;line-height:120%">The following table summarizes our consolidated results of operations for the three months ended March&#160;31, 2021 and 2020:</span><table style="border-collapse:collapse;display:inline-table;margin-bottom:5pt;vertical-align:text-bottom;width:100.000%"><tr><td style="width:1.0%"></td><td style="width:54.594%"></td><td style="width:0.1%"></td><td style="width:1.0%"></td><td style="width:10.011%"></td><td style="width:0.1%"></td><td style="width:0.1%"></td><td style="width:1.605%"></td><td style="width:0.1%"></td><td style="width:1.0%"></td><td style="width:10.011%"></td><td style="width:0.1%"></td><td style="width:0.1%"></td><td style="width:1.605%"></td><td style="width:0.1%"></td><td style="width:1.0%"></td><td style="width:7.233%"></td><td style="width:0.1%"></td><td style="width:0.1%"></td><td style="width:1.605%"></td><td style="width:0.1%"></td><td style="width:1.0%"></td><td style="width:7.236%"></td><td style="width:0.1%"></td></tr><tr><td colspan="3" style="padding:2px 1pt;text-align:left;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-style:italic;font-weight:700;line-height:100%">(in thousands)</span></td><td colspan="3" style="padding:2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-style:italic;font-weight:700;line-height:100%">2021</span></td><td colspan="3" style="padding:0 1pt"></td><td colspan="3" style="padding:2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-style:italic;font-weight:700;line-height:100%">2020</span></td><td colspan="3" style="padding:0 1pt"></td><td colspan="3" style="padding:2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-style:italic;font-weight:700;line-height:100%">$ change</span></td><td colspan="3" style="padding:0 1pt"></td><td colspan="3" style="padding:2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-style:italic;font-weight:700;line-height:100%">% change</span></td></tr><tr style="height:3pt"><td colspan="3" style="border-top:1pt solid #000;padding:0 1pt"></td><td colspan="3" style="border-top:1pt solid #000;padding:0 1pt"></td><td colspan="3" style="border-top:1pt solid #000;padding:0 1pt"></td><td colspan="3" style="border-top:1pt solid #000;padding:0 1pt"></td><td colspan="3" style="border-top:1pt solid #000;padding:0 1pt"></td><td colspan="3" style="border-top:1pt solid #000;padding:0 1pt"></td><td colspan="3" style="border-top:1pt solid #000;padding:0 1pt"></td><td colspan="3" style="border-top:1pt solid #000;padding:0 1pt"></td></tr><tr><td colspan="3" style="background-color:#dbdbdb;padding:2px 1pt;text-align:left;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%">Operating Revenues</span></td><td style="background-color:#dbdbdb;padding:2px 0 2px 1pt;text-align:left;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:100%">$</span></td><td style="background-color:#dbdbdb;padding:2px 0;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:100%">261,710</span><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%">&#160;</span></td><td style="background-color:#dbdbdb;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"></td><td colspan="3" style="background-color:#dbdbdb;padding:0 1pt"></td><td style="background-color:#dbdbdb;padding:2px 0 2px 1pt;text-align:left;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%">$</span></td><td style="background-color:#dbdbdb;padding:2px 0;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%">234,747&#160;</span></td><td style="background-color:#dbdbdb;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"></td><td colspan="3" style="background-color:#dbdbdb;padding:0 1pt"></td><td style="background-color:#dbdbdb;padding:2px 0 2px 1pt;text-align:left;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%">$</span></td><td style="background-color:#dbdbdb;padding:2px 0;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%">26,963&#160;</span></td><td style="background-color:#dbdbdb;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"></td><td colspan="3" style="background-color:#dbdbdb;padding:0 1pt"></td><td colspan="2" style="background-color:#dbdbdb;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%">11.5&#160;</span></td><td style="background-color:#dbdbdb;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%">%</span></td></tr><tr><td colspan="3" style="background-color:#ffffff;padding:2px 1pt;text-align:left;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%">Operating Expenses</span></td><td colspan="2" style="background-color:#ffffff;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:100%">217,511</span><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%">&#160;</span></td><td style="background-color:#ffffff;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"></td><td colspan="3" style="background-color:#ffffff;padding:0 1pt"></td><td colspan="2" style="background-color:#ffffff;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%">195,458&#160;</span></td><td style="background-color:#ffffff;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"></td><td colspan="3" style="background-color:#ffffff;padding:0 1pt"></td><td colspan="2" style="background-color:#ffffff;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%">22,053&#160;</span></td><td style="background-color:#ffffff;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"></td><td colspan="3" style="background-color:#ffffff;padding:0 1pt"></td><td colspan="2" style="background-color:#ffffff;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%">11.3&#160;</span></td><td style="background-color:#ffffff;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"></td></tr><tr><td colspan="3" style="background-color:#dbdbdb;border-top:1pt solid #000;padding:2px 1pt 2px 7pt;text-align:left;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:100%">Operating Income</span></td><td colspan="2" style="background-color:#dbdbdb;border-top:1pt solid #000;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:100%">44,199</span><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%">&#160;</span></td><td style="background-color:#dbdbdb;border-top:1pt solid #000;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"></td><td colspan="3" style="background-color:#dbdbdb;border-top:1pt solid #000;padding:0 1pt"></td><td colspan="2" style="background-color:#dbdbdb;border-top:1pt solid #000;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%">39,289&#160;</span></td><td style="background-color:#dbdbdb;border-top:1pt solid #000;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"></td><td colspan="3" style="background-color:#dbdbdb;border-top:1pt solid #000;padding:0 1pt"></td><td colspan="2" style="background-color:#dbdbdb;border-top:1pt solid #000;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%">4,910&#160;</span></td><td style="background-color:#dbdbdb;border-top:1pt solid #000;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"></td><td colspan="3" style="background-color:#dbdbdb;border-top:1pt solid #000;padding:0 1pt"></td><td colspan="2" style="background-color:#dbdbdb;border-top:1pt solid #000;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%">12.5&#160;</span></td><td style="background-color:#dbdbdb;border-top:1pt solid #000;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"></td></tr><tr><td colspan="3" style="background-color:#ffffff;padding:2px 1pt;text-align:left;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%">Interest Charges</span></td><td colspan="2" style="background-color:#ffffff;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:100%">9,398</span><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%">&#160;</span></td><td style="background-color:#ffffff;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"></td><td colspan="3" style="background-color:#ffffff;padding:0 1pt"></td><td colspan="2" style="background-color:#ffffff;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%">8,123&#160;</span></td><td style="background-color:#ffffff;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"></td><td colspan="3" style="background-color:#ffffff;padding:0 1pt"></td><td colspan="2" style="background-color:#ffffff;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%">1,275&#160;</span></td><td style="background-color:#ffffff;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"></td><td colspan="3" style="background-color:#ffffff;padding:0 1pt"></td><td colspan="2" style="background-color:#ffffff;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%">15.7&#160;</span></td><td style="background-color:#ffffff;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"></td></tr><tr><td colspan="3" style="background-color:#dbdbdb;padding:2px 1pt;text-align:left;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%">Nonservice Cost Components of Postretirement Benefits</span></td><td colspan="2" style="background-color:#dbdbdb;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:100%">383</span><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%">&#160;</span></td><td style="background-color:#dbdbdb;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"></td><td colspan="3" style="background-color:#dbdbdb;padding:0 1pt"></td><td colspan="2" style="background-color:#dbdbdb;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%">871&#160;</span></td><td style="background-color:#dbdbdb;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"></td><td colspan="3" style="background-color:#dbdbdb;padding:0 1pt"></td><td colspan="2" style="background-color:#dbdbdb;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%">(488)</span></td><td style="background-color:#dbdbdb;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"></td><td colspan="3" style="background-color:#dbdbdb;padding:0 1pt"></td><td colspan="2" style="background-color:#dbdbdb;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%">(56.0)</span></td><td style="background-color:#dbdbdb;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"></td></tr><tr><td colspan="3" style="background-color:#ffffff;padding:2px 1pt;text-align:left;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%">Other Income</span></td><td colspan="2" style="background-color:#ffffff;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:100%">1,160</span><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%">&#160;</span></td><td style="background-color:#ffffff;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"></td><td colspan="3" style="background-color:#ffffff;padding:0 1pt"></td><td colspan="2" style="background-color:#ffffff;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%">(389)</span></td><td style="background-color:#ffffff;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"></td><td colspan="3" style="background-color:#ffffff;padding:0 1pt"></td><td colspan="2" style="background-color:#ffffff;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%">1,549&#160;</span></td><td style="background-color:#ffffff;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"></td><td colspan="3" style="background-color:#ffffff;padding:0 1pt"></td><td colspan="2" style="background-color:#ffffff;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%">(398.2)</span></td><td style="background-color:#ffffff;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"></td></tr><tr><td colspan="3" style="background-color:#dbdbdb;border-top:1pt solid #000;padding:2px 1pt 2px 7pt;text-align:left;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:100%">Income Before Income Taxes</span></td><td colspan="2" style="background-color:#dbdbdb;border-top:1pt solid #000;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:100%">35,578</span><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%">&#160;</span></td><td style="background-color:#dbdbdb;border-top:1pt solid #000;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"></td><td colspan="3" style="background-color:#dbdbdb;border-top:1pt solid #000;padding:0 1pt"></td><td colspan="2" style="background-color:#dbdbdb;border-top:1pt solid #000;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%">29,906&#160;</span></td><td style="background-color:#dbdbdb;border-top:1pt solid #000;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"></td><td colspan="3" style="background-color:#dbdbdb;border-top:1pt solid #000;padding:0 1pt"></td><td colspan="2" style="background-color:#dbdbdb;border-top:1pt solid #000;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%">5,672&#160;</span></td><td style="background-color:#dbdbdb;border-top:1pt solid #000;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"></td><td colspan="3" style="background-color:#dbdbdb;border-top:1pt solid #000;padding:0 1pt"></td><td colspan="2" style="background-color:#dbdbdb;border-top:1pt solid #000;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%">19.0&#160;</span></td><td style="background-color:#dbdbdb;border-top:1pt solid #000;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"></td></tr><tr><td colspan="3" style="background-color:#ffffff;padding:2px 1pt;text-align:left;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%">Income Tax Expense</span></td><td colspan="2" style="background-color:#ffffff;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:100%">5,249</span><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%">&#160;</span></td><td style="background-color:#ffffff;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"></td><td colspan="3" style="background-color:#ffffff;padding:0 1pt"></td><td colspan="2" style="background-color:#ffffff;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%">5,638&#160;</span></td><td style="background-color:#ffffff;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"></td><td colspan="3" style="background-color:#ffffff;padding:0 1pt"></td><td colspan="2" style="background-color:#ffffff;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%">(389)</span></td><td style="background-color:#ffffff;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"></td><td colspan="3" style="background-color:#ffffff;padding:0 1pt"></td><td colspan="2" style="background-color:#ffffff;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%">(6.9)</span></td><td style="background-color:#ffffff;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"></td></tr><tr><td colspan="3" style="background-color:#dbdbdb;border-top:1pt solid #000;padding:2px 1pt 2px 7pt;text-align:left;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:100%">Net Income</span></td><td style="background-color:#dbdbdb;border-top:1pt solid #000;padding:2px 0 2px 1pt;text-align:left;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:100%">$</span></td><td style="background-color:#dbdbdb;border-top:1pt solid #000;padding:2px 0;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:100%">30,329</span><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%">&#160;</span></td><td style="background-color:#dbdbdb;border-top:1pt solid #000;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"></td><td colspan="3" style="background-color:#dbdbdb;border-top:1pt solid #000;padding:0 1pt"></td><td style="background-color:#dbdbdb;border-top:1pt solid #000;padding:2px 0 2px 1pt;text-align:left;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%">$</span></td><td style="background-color:#dbdbdb;border-top:1pt solid #000;padding:2px 0;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%">24,268&#160;</span></td><td style="background-color:#dbdbdb;border-top:1pt solid #000;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"></td><td colspan="3" style="background-color:#dbdbdb;border-top:1pt solid #000;padding:0 1pt"></td><td style="background-color:#dbdbdb;border-top:1pt solid #000;padding:2px 0 2px 1pt;text-align:left;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%">$</span></td><td style="background-color:#dbdbdb;border-top:1pt solid #000;padding:2px 0;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%">6,061&#160;</span></td><td style="background-color:#dbdbdb;border-top:1pt solid #000;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"></td><td colspan="3" style="background-color:#dbdbdb;border-top:1pt solid #000;padding:0 1pt"></td><td colspan="2" style="background-color:#dbdbdb;border-top:1pt solid #000;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%">25.0&#160;</span></td><td style="background-color:#dbdbdb;border-top:1pt solid #000;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%">%</span></td></tr></table></div><div style="margin-bottom:6pt;margin-top:6pt"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:9pt;font-weight:700;line-height:120%">Operating Revenues </span><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:9pt;font-weight:400;line-height:120%">increased $27.0 million primarily due to rising pipe prices within our Plastics segment and increased material cost leading to increased sales prices in our Manufacturing segment. Operating revenues within our Electric segment also increased, primarily as a result of increased transmission and wholesale electric revenues. See our segment disclosures below for additional discussion of items impacting operating revenues.</span></div><div style="height:54pt;position:relative;width:100%"><div style="bottom:0;position:absolute;width:100%"><div style="text-align:right"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:9pt;font-weight:400;line-height:120%">18</span></div></div></div><hr style="page-break-after:always"/><div style="min-height:54pt;width:100%"><div><span style="color:#0000ff;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%;text-decoration:underline"><a style="color:#0000ff;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%;text-decoration:underline" href="#i3ccd65d188014ef19fc37bf6a1f38117_7">Table of </a><a style="color:#0000ff;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%;text-decoration:underline" href="#i3ccd65d188014ef19fc37bf6a1f38117_7">Contents</a></span></div></div><div style="margin-bottom:6pt"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:9pt;font-weight:700;line-height:120%">Operating Expenses </span><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:9pt;font-weight:400;line-height:120%">increased $22.1 million primarily due to increased costs of products sold in our Plastics and Manufacturing segments due to increased raw material costs in each segment. Operating expenses in our Electric segment increased primarily due to higher depreciation and amortization expense arising from our recent rate base investments. See our segment disclosures below for additional discussion of items impacting operating expenses.</span></div><div style="margin-bottom:3pt"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:9pt;font-weight:700;line-height:120%">Interest Charges </span><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:9pt;font-weight:400;line-height:120%">increased $1.3 million mostly due to:</span></div><div style="margin-bottom:3pt;padding-left:36pt;text-indent:-18pt"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:9pt;font-weight:400;line-height:120%">&#8226;</span><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:9pt;font-weight:400;line-height:120%;padding-left:13.52pt">A $0.5 million increase in interest expense related to OTP long-term debt issuances of $35 million in February 2020 and $40 million in August 2020.</span></div><div style="margin-bottom:3pt;padding-left:36pt;text-indent:-18pt"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:9pt;font-weight:400;line-height:120%">&#8226;</span><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:9pt;font-weight:400;line-height:120%;padding-left:13.52pt">A $0.3 million reduction in capitalized interest at OTP related to the completion and start up of Astoria Station in the first quarter of 2021.</span></div><div style="margin-bottom:6pt;padding-left:36pt;text-indent:-18pt"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:9pt;font-weight:400;line-height:120%">&#8226;</span><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:9pt;font-weight:400;line-height:120%;padding-left:13.52pt">A $0.4 million increase in corporate interest expense due to a higher level of short-term borrowings between the quarters as well as an increase in the cost of borrowing.</span></div><div style="margin-bottom:6pt"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:9pt;font-weight:700;line-height:120%">Nonservice Cost Components of Postretirement Benefits </span><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:9pt;font-weight:400;line-height:120%">decreased $0.5 million due to a change in how prescription drug coverage is provided to retirees and due to the impact on nonservice costs of a 70 basis point drop in the discount rate from 2020 to 2021.</span></div><div style="margin-bottom:6pt"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:9pt;font-weight:700;line-height:120%">Other Income </span><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:9pt;font-weight:400;line-height:120%">increased $1.5 million primarily due to increases in the cash values of corporate-owned life insurance policies and captive insurance company investments in the first quarter of 2021 compared to losses in value in the first quarter of 2020.</span></div><div style="margin-bottom:6pt"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:9pt;font-weight:700;line-height:120%">Income Tax Expense </span><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:9pt;font-weight:400;line-height:120%">decreased $0.4 million despite a $5.7 million increase in income before income taxes primarily due to PTCs earned in the first quarter of 2021 from our Merricourt wind farm, which was placed in service in the fourth quarter of 2020. Our effective tax rate was 14.8% in the first quarter of 2021 and 18.9% in the first quarter of 2020. See Note 8 to our consolidated financial statements included in this report on Form 10-Q for additional information regarding factors impacting our effective tax rate in 2021 and 2020. </span></div><div id="i3ccd65d188014ef19fc37bf6a1f38117_94"></div><div style="margin-top:9pt"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:9pt;font-weight:700;line-height:120%">ELECTRIC SEGMENT RESULTS</span></div><div style="margin-bottom:3pt"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:9pt;font-weight:400;line-height:120%">The following table summarizes the results of operations for our Electric segment for the three months ended March&#160;31, 2021 and 2020:</span></div><div style="margin-bottom:6pt;margin-top:6pt"><table style="border-collapse:collapse;display:inline-table;margin-bottom:5pt;vertical-align:text-bottom;width:100.000%"><tr><td style="width:1.0%"></td><td style="width:54.594%"></td><td style="width:0.1%"></td><td style="width:1.0%"></td><td style="width:10.011%"></td><td style="width:0.1%"></td><td style="width:0.1%"></td><td style="width:1.605%"></td><td style="width:0.1%"></td><td style="width:1.0%"></td><td style="width:10.011%"></td><td style="width:0.1%"></td><td style="width:0.1%"></td><td style="width:1.605%"></td><td style="width:0.1%"></td><td style="width:1.0%"></td><td style="width:7.233%"></td><td style="width:0.1%"></td><td style="width:0.1%"></td><td style="width:1.605%"></td><td style="width:0.1%"></td><td style="width:1.0%"></td><td style="width:7.236%"></td><td style="width:0.1%"></td></tr><tr><td colspan="3" style="padding:2px 1pt;text-align:left;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-style:italic;font-weight:700;line-height:120%">(in thousands)</span></td><td colspan="3" style="padding:2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-style:italic;font-weight:700;line-height:120%">2021</span></td><td colspan="3" style="padding:0 1pt"></td><td colspan="3" style="padding:2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-style:italic;font-weight:700;line-height:120%">2020</span></td><td colspan="3" style="padding:0 1pt"></td><td colspan="3" style="padding:2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-style:italic;font-weight:700;line-height:120%">$ change</span></td><td colspan="3" style="padding:0 1pt"></td><td colspan="3" style="padding:2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-style:italic;font-weight:700;line-height:120%">% change</span></td></tr><tr style="height:3pt"><td colspan="3" style="border-top:1pt solid #000;padding:0 1pt"></td><td colspan="3" style="border-top:1pt solid #000;padding:0 1pt"></td><td colspan="3" style="border-top:1pt solid #000;padding:0 1pt"></td><td colspan="3" style="border-top:1pt solid #000;padding:0 1pt"></td><td colspan="3" style="border-top:1pt solid #000;padding:0 1pt"></td><td colspan="3" style="border-top:1pt solid #000;padding:0 1pt"></td><td colspan="3" style="border-top:1pt solid #000;padding:0 1pt"></td><td colspan="3" style="border-top:1pt solid #000;padding:0 1pt"></td></tr><tr><td colspan="3" style="background-color:#dbdbdb;padding:2px 1pt;text-align:left;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">Retail Sales Revenue</span></td><td style="background-color:#dbdbdb;padding:2px 0 2px 1pt;text-align:left;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:120%">$</span></td><td style="background-color:#dbdbdb;padding:2px 0;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:120%">105,706</span><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">&#160;</span></td><td style="background-color:#dbdbdb;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"></td><td colspan="3" style="background-color:#dbdbdb;padding:0 1pt"></td><td style="background-color:#dbdbdb;padding:2px 0 2px 1pt;text-align:left;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">$</span></td><td style="background-color:#dbdbdb;padding:2px 0;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">106,603&#160;</span></td><td style="background-color:#dbdbdb;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"></td><td colspan="3" style="background-color:#dbdbdb;padding:0 1pt"></td><td style="background-color:#dbdbdb;padding:2px 0 2px 1pt;text-align:left;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">$</span></td><td style="background-color:#dbdbdb;padding:2px 0;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">(897)</span></td><td style="background-color:#dbdbdb;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"></td><td colspan="3" style="background-color:#dbdbdb;padding:0 1pt"></td><td colspan="2" style="background-color:#dbdbdb;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">(0.8)</span></td><td style="background-color:#dbdbdb;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">%</span></td></tr><tr><td colspan="3" style="background-color:#ffffff;padding:2px 1pt;text-align:left;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">Transmission Services Revenues</span></td><td colspan="2" style="background-color:#ffffff;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:120%">11,944</span><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">&#160;</span></td><td style="background-color:#ffffff;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"></td><td colspan="3" style="background-color:#ffffff;padding:0 1pt"></td><td colspan="2" style="background-color:#ffffff;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">10,841&#160;</span></td><td style="background-color:#ffffff;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"></td><td colspan="3" style="background-color:#ffffff;padding:0 1pt"></td><td colspan="2" style="background-color:#ffffff;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">1,103&#160;</span></td><td style="background-color:#ffffff;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"></td><td colspan="3" style="background-color:#ffffff;padding:0 1pt"></td><td colspan="2" style="background-color:#ffffff;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">10.2&#160;</span></td><td style="background-color:#ffffff;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"></td></tr><tr><td colspan="3" style="background-color:#dbdbdb;padding:2px 1pt;text-align:left;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">Wholesale Revenues</span></td><td colspan="2" style="background-color:#dbdbdb;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:120%">4,507</span><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">&#160;</span></td><td style="background-color:#dbdbdb;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"></td><td colspan="3" style="background-color:#dbdbdb;padding:0 1pt"></td><td colspan="2" style="background-color:#dbdbdb;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">876&#160;</span></td><td style="background-color:#dbdbdb;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"></td><td colspan="3" style="background-color:#dbdbdb;padding:0 1pt"></td><td colspan="2" style="background-color:#dbdbdb;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">3,631&#160;</span></td><td style="background-color:#dbdbdb;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"></td><td colspan="3" style="background-color:#dbdbdb;padding:0 1pt"></td><td colspan="2" style="background-color:#dbdbdb;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">414.5&#160;</span></td><td style="background-color:#dbdbdb;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"></td></tr><tr><td colspan="3" style="background-color:#ffffff;padding:2px 1pt;text-align:left;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">Other Electric Revenues</span></td><td colspan="2" style="background-color:#ffffff;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:120%">1,542</span><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">&#160;</span></td><td style="background-color:#ffffff;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"></td><td colspan="3" style="background-color:#ffffff;padding:0 1pt"></td><td colspan="2" style="background-color:#ffffff;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">1,556&#160;</span></td><td style="background-color:#ffffff;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"></td><td colspan="3" style="background-color:#ffffff;padding:0 1pt"></td><td colspan="2" style="background-color:#ffffff;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">(14)</span></td><td style="background-color:#ffffff;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"></td><td colspan="3" style="background-color:#ffffff;padding:0 1pt"></td><td colspan="2" style="background-color:#ffffff;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">(0.9)</span></td><td style="background-color:#ffffff;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"></td></tr><tr><td colspan="3" style="background-color:#dbdbdb;border-top:1pt solid #000;padding:2px 1pt 2px 7pt;text-align:left;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">Total Operating Revenue</span></td><td colspan="2" style="background-color:#dbdbdb;border-top:1pt solid #000;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:120%">123,699</span><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">&#160;</span></td><td style="background-color:#dbdbdb;border-top:1pt solid #000;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"></td><td colspan="3" style="background-color:#dbdbdb;border-top:1pt solid #000;padding:0 1pt"></td><td colspan="2" style="background-color:#dbdbdb;border-top:1pt solid #000;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">119,876&#160;</span></td><td style="background-color:#dbdbdb;border-top:1pt solid #000;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"></td><td colspan="3" style="background-color:#dbdbdb;border-top:1pt solid #000;padding:0 1pt"></td><td colspan="2" style="background-color:#dbdbdb;border-top:1pt solid #000;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">3,823&#160;</span></td><td style="background-color:#dbdbdb;border-top:1pt solid #000;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"></td><td colspan="3" style="background-color:#dbdbdb;border-top:1pt solid #000;padding:0 1pt"></td><td colspan="2" style="background-color:#dbdbdb;border-top:1pt solid #000;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">3.2&#160;</span></td><td style="background-color:#dbdbdb;border-top:1pt solid #000;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"></td></tr><tr><td colspan="3" style="background-color:#ffffff;padding:2px 1pt;text-align:left;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">Production Fuel</span></td><td colspan="2" style="background-color:#ffffff;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:120%">14,714</span><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">&#160;</span></td><td style="background-color:#ffffff;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"></td><td colspan="3" style="background-color:#ffffff;padding:0 1pt"></td><td colspan="2" style="background-color:#ffffff;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">13,735&#160;</span></td><td style="background-color:#ffffff;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"></td><td colspan="3" style="background-color:#ffffff;padding:0 1pt"></td><td colspan="2" style="background-color:#ffffff;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">979&#160;</span></td><td style="background-color:#ffffff;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"></td><td colspan="3" style="background-color:#ffffff;padding:0 1pt"></td><td colspan="2" style="background-color:#ffffff;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">7.1&#160;</span></td><td style="background-color:#ffffff;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"></td></tr><tr><td colspan="3" style="background-color:#dbdbdb;padding:2px 1pt;text-align:left;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">Purchased Power</span></td><td colspan="2" style="background-color:#dbdbdb;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:120%">19,260</span><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">&#160;</span></td><td style="background-color:#dbdbdb;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"></td><td colspan="3" style="background-color:#dbdbdb;padding:0 1pt"></td><td colspan="2" style="background-color:#dbdbdb;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">18,830&#160;</span></td><td style="background-color:#dbdbdb;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"></td><td colspan="3" style="background-color:#dbdbdb;padding:0 1pt"></td><td colspan="2" style="background-color:#dbdbdb;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">430&#160;</span></td><td style="background-color:#dbdbdb;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"></td><td colspan="3" style="background-color:#dbdbdb;padding:0 1pt"></td><td colspan="2" style="background-color:#dbdbdb;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">2.3&#160;</span></td><td style="background-color:#dbdbdb;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"></td></tr><tr><td colspan="3" style="background-color:#ffffff;padding:2px 1pt;text-align:left;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">Operation and Maintenance Expenses</span></td><td colspan="2" style="background-color:#ffffff;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:120%">41,421</span><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">&#160;</span></td><td style="background-color:#ffffff;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"></td><td colspan="3" style="background-color:#ffffff;padding:0 1pt"></td><td colspan="2" style="background-color:#ffffff;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">40,615&#160;</span></td><td style="background-color:#ffffff;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"></td><td colspan="3" style="background-color:#ffffff;padding:0 1pt"></td><td colspan="2" style="background-color:#ffffff;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">806&#160;</span></td><td style="background-color:#ffffff;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"></td><td colspan="3" style="background-color:#ffffff;padding:0 1pt"></td><td colspan="2" style="background-color:#ffffff;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">2.0&#160;</span></td><td style="background-color:#ffffff;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"></td></tr><tr><td colspan="3" style="background-color:#dbdbdb;padding:2px 1pt;text-align:left;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">Depreciation and Amortization</span></td><td colspan="2" style="background-color:#dbdbdb;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:120%">17,308</span><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">&#160;</span></td><td style="background-color:#dbdbdb;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"></td><td colspan="3" style="background-color:#dbdbdb;padding:0 1pt"></td><td colspan="2" style="background-color:#dbdbdb;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">15,676&#160;</span></td><td style="background-color:#dbdbdb;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"></td><td colspan="3" style="background-color:#dbdbdb;padding:0 1pt"></td><td colspan="2" style="background-color:#dbdbdb;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">1,632&#160;</span></td><td style="background-color:#dbdbdb;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"></td><td colspan="3" style="background-color:#dbdbdb;padding:0 1pt"></td><td colspan="2" style="background-color:#dbdbdb;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">10.4&#160;</span></td><td style="background-color:#dbdbdb;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"></td></tr><tr><td colspan="3" style="background-color:#ffffff;padding:2px 1pt;text-align:left;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">Property Taxes</span></td><td colspan="2" style="background-color:#ffffff;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:120%">4,320</span><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">&#160;</span></td><td style="background-color:#ffffff;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"></td><td colspan="3" style="background-color:#ffffff;padding:0 1pt"></td><td colspan="2" style="background-color:#ffffff;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">4,100&#160;</span></td><td style="background-color:#ffffff;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"></td><td colspan="3" style="background-color:#ffffff;padding:0 1pt"></td><td colspan="2" style="background-color:#ffffff;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">220&#160;</span></td><td style="background-color:#ffffff;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"></td><td colspan="3" style="background-color:#ffffff;padding:0 1pt"></td><td colspan="2" style="background-color:#ffffff;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">5.4&#160;</span></td><td style="background-color:#ffffff;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"></td></tr><tr><td colspan="3" style="background-color:#dbdbdb;border-top:1pt solid #000;padding:2px 1pt 2px 7pt;text-align:left;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">Operating Income</span></td><td style="background-color:#dbdbdb;border-top:1pt solid #000;padding:2px 0 2px 1pt;text-align:left;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:120%">$</span></td><td style="background-color:#dbdbdb;border-top:1pt solid #000;padding:2px 0;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:120%">26,676</span><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">&#160;</span></td><td style="background-color:#dbdbdb;border-top:1pt solid #000;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"></td><td colspan="3" style="background-color:#dbdbdb;border-top:1pt solid #000;padding:0 1pt"></td><td style="background-color:#dbdbdb;border-top:1pt solid #000;padding:2px 0 2px 1pt;text-align:left;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">$</span></td><td style="background-color:#dbdbdb;border-top:1pt solid #000;padding:2px 0;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">26,920&#160;</span></td><td style="background-color:#dbdbdb;border-top:1pt solid #000;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"></td><td colspan="3" style="background-color:#dbdbdb;border-top:1pt solid #000;padding:0 1pt"></td><td style="background-color:#dbdbdb;border-top:1pt solid #000;padding:2px 0 2px 1pt;text-align:left;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">$</span></td><td style="background-color:#dbdbdb;border-top:1pt solid #000;padding:2px 0;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">(244)</span></td><td style="background-color:#dbdbdb;border-top:1pt solid #000;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"></td><td colspan="3" style="background-color:#dbdbdb;border-top:1pt solid #000;padding:0 1pt"></td><td colspan="2" style="background-color:#dbdbdb;border-top:1pt solid #000;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">(0.9)</span></td><td style="background-color:#dbdbdb;border-top:1pt solid #000;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">%</span></td></tr><tr style="height:14pt"><td colspan="3" style="background-color:#ffffff;padding:0 1pt"></td><td colspan="3" style="background-color:#ffffff;padding:0 1pt"></td><td colspan="3" style="background-color:#ffffff;padding:0 1pt"></td><td colspan="3" style="background-color:#ffffff;padding:0 1pt"></td><td colspan="3" style="background-color:#ffffff;padding:0 1pt"></td><td colspan="3" style="background-color:#ffffff;padding:0 1pt"></td><td colspan="3" style="background-color:#ffffff;padding:0 1pt"></td><td colspan="3" style="background-color:#ffffff;padding:0 1pt"></td></tr><tr><td colspan="3" style="background-color:#dbdbdb;border-top:1pt solid #000;padding:2px 1pt;text-align:left;vertical-align:bottom"><div><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:120%">Electric kilowatt-hour (kwh) Sales</span><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%"> </span><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-style:italic;font-weight:400;line-height:120%">(in thousands)</span></div></td><td colspan="3" style="background-color:#dbdbdb;border-top:1pt solid #000;padding:2px 1pt;text-align:left;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-style:italic;font-weight:700;line-height:120%">&#160;</span></td><td colspan="3" style="background-color:#dbdbdb;border-top:1pt solid #000;padding:0 1pt"></td><td colspan="3" style="background-color:#dbdbdb;border-top:1pt solid #000;padding:2px 1pt;text-align:left;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-style:italic;font-weight:700;line-height:120%">&#160;</span></td><td colspan="3" style="background-color:#dbdbdb;border-top:1pt solid #000;padding:0 1pt"></td><td colspan="3" style="background-color:#dbdbdb;border-top:1pt solid #000;padding:0 1pt"></td><td colspan="3" style="background-color:#dbdbdb;border-top:1pt solid #000;padding:0 1pt"></td><td colspan="3" style="background-color:#dbdbdb;border-top:1pt solid #000;padding:0 1pt"></td></tr><tr><td colspan="3" style="background-color:#ffffff;padding:2px 1pt 2px 7.75pt;text-align:left;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">Retail kwh Sales</span></td><td colspan="2" style="background-color:#ffffff;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:120%">1,348,519</span><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">&#160;</span></td><td style="background-color:#ffffff;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"></td><td colspan="3" style="background-color:#ffffff;padding:0 1pt"></td><td colspan="2" style="background-color:#ffffff;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">1,429,910&#160;</span></td><td style="background-color:#ffffff;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"></td><td colspan="3" style="background-color:#ffffff;padding:0 1pt"></td><td colspan="2" style="background-color:#ffffff;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">(81,391)</span></td><td style="background-color:#ffffff;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"></td><td colspan="3" style="background-color:#ffffff;padding:0 1pt"></td><td colspan="2" style="background-color:#ffffff;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">(5.7)</span></td><td style="background-color:#ffffff;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">%</span></td></tr><tr><td colspan="3" style="background-color:#dbdbdb;padding:2px 1pt 2px 7.75pt;text-align:left;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">Wholesale kwh Sales &#8211; Company Generation</span></td><td colspan="2" style="background-color:#dbdbdb;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:120%">80,423</span><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">&#160;</span></td><td style="background-color:#dbdbdb;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"></td><td colspan="3" style="background-color:#dbdbdb;padding:0 1pt"></td><td colspan="2" style="background-color:#dbdbdb;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">38,924&#160;</span></td><td style="background-color:#dbdbdb;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"></td><td colspan="3" style="background-color:#dbdbdb;padding:0 1pt"></td><td colspan="2" style="background-color:#dbdbdb;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">41,499&#160;</span></td><td style="background-color:#dbdbdb;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"></td><td colspan="3" style="background-color:#dbdbdb;padding:0 1pt"></td><td colspan="2" style="background-color:#dbdbdb;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">106.6&#160;</span></td><td style="background-color:#dbdbdb;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"></td></tr><tr><td colspan="3" style="background-color:#ffffff;padding:2px 1pt;text-align:left;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:120%">Heating Degree Days</span></td><td colspan="2" style="background-color:#ffffff;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:120%">3,078</span><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">&#160;</span></td><td style="background-color:#ffffff;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"></td><td colspan="3" style="background-color:#ffffff;padding:0 1pt"></td><td colspan="2" style="background-color:#ffffff;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">3,272&#160;</span></td><td style="background-color:#ffffff;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"></td><td colspan="3" style="background-color:#ffffff;padding:0 1pt"></td><td colspan="2" style="background-color:#ffffff;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">(194)</span></td><td style="background-color:#ffffff;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"></td><td colspan="3" style="background-color:#ffffff;padding:0 1pt"></td><td colspan="2" style="background-color:#ffffff;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">(5.9)</span></td><td style="background-color:#ffffff;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"></td></tr><tr><td colspan="3" style="background-color:#dbdbdb;padding:2px 1pt;text-align:left;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:120%">Cooling Degree Days</span></td><td colspan="2" style="background-color:#dbdbdb;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:120%">&#8212;</span><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">&#160;</span></td><td style="background-color:#dbdbdb;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"></td><td colspan="3" style="background-color:#dbdbdb;padding:0 1pt"></td><td colspan="2" style="background-color:#dbdbdb;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">&#8212;&#160;</span></td><td style="background-color:#dbdbdb;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"></td><td colspan="3" style="background-color:#dbdbdb;padding:0 1pt"></td><td colspan="2" style="background-color:#dbdbdb;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">&#8212;&#160;</span></td><td style="background-color:#dbdbdb;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"></td><td colspan="3" style="background-color:#dbdbdb;padding:0 1pt"></td><td colspan="2" style="background-color:#dbdbdb;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">&#8212;&#160;</span></td><td style="background-color:#dbdbdb;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"></td></tr><tr style="height:3pt"><td colspan="3" style="background-color:#ffffff;border-bottom:1pt solid #000;padding:0 1pt"></td><td colspan="3" style="background-color:#ffffff;border-bottom:1pt solid #000;padding:0 1pt"></td><td colspan="3" style="background-color:#ffffff;border-bottom:1pt solid #000;padding:0 1pt"></td><td colspan="3" style="background-color:#ffffff;border-bottom:1pt solid #000;padding:0 1pt"></td><td colspan="3" style="background-color:#ffffff;border-bottom:1pt solid #000;padding:0 1pt"></td><td colspan="3" style="background-color:#ffffff;border-bottom:1pt solid #000;padding:0 1pt"></td><td colspan="3" style="background-color:#ffffff;border-bottom:1pt solid #000;padding:0 1pt"></td><td colspan="3" style="background-color:#ffffff;border-bottom:1pt solid #000;padding:0 1pt"></td></tr></table></div><div style="margin-bottom:3pt;margin-top:6pt"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:9pt;font-weight:400;line-height:120%">Results of operations for the Electric segment are impacted by fluctuations in weather conditions and the resulting demand for electricity for heating and cooling. The following table shows heating degree days as a percent of normal.</span></div><div style="margin-bottom:6pt"><table style="border-collapse:collapse;display:inline-table;margin-bottom:5pt;vertical-align:text-bottom;width:100.000%"><tr><td style="width:1.0%"></td><td style="width:75.983%"></td><td style="width:0.1%"></td><td style="width:1.0%"></td><td style="width:10.011%"></td><td style="width:0.1%"></td><td style="width:0.1%"></td><td style="width:0.494%"></td><td style="width:0.1%"></td><td style="width:1.0%"></td><td style="width:10.012%"></td><td style="width:0.1%"></td></tr><tr><td colspan="3" style="padding:2px 1pt;text-align:left;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">&#160;</span></td><td colspan="3" style="padding:2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-style:italic;font-weight:700;line-height:120%">2021</span></td><td colspan="3" style="padding:0 1pt"></td><td colspan="3" style="padding:2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-style:italic;font-weight:700;line-height:120%">2020</span></td></tr><tr style="height:3pt"><td colspan="3" style="border-top:1pt solid #000;padding:0 1pt"></td><td colspan="3" style="border-top:1pt solid #000;padding:0 1pt"></td><td colspan="3" style="border-top:1pt solid #000;padding:0 1pt"></td><td colspan="3" style="border-top:1pt solid #000;padding:0 1pt"></td></tr><tr><td colspan="3" style="background-color:#dbdbdb;padding:2px 1pt;text-align:left;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">Heating Degree Days</span></td><td colspan="2" style="background-color:#dbdbdb;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:120%">89.5</span><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">&#160;</span></td><td style="background-color:#dbdbdb;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:120%">%</span></td><td colspan="3" style="background-color:#dbdbdb;padding:0 1pt"></td><td colspan="2" style="background-color:#dbdbdb;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">95.6&#160;</span></td><td style="background-color:#dbdbdb;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">%</span></td></tr><tr><td colspan="3" style="display:none"></td><td colspan="3" style="display:none"></td><td colspan="3" style="display:none"></td><td colspan="3" style="display:none"></td></tr><tr style="height:3pt"><td colspan="3" style="border-bottom:1pt solid #000;padding:0 1pt"></td><td colspan="3" style="border-bottom:1pt solid #000;padding:0 1pt"></td><td colspan="3" style="border-bottom:1pt solid #000;padding:0 1pt"></td><td colspan="3" style="border-bottom:1pt solid #000;padding:0 1pt"></td></tr></table></div><div style="margin-bottom:3pt"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:9pt;font-weight:400;line-height:120%">The following table summarizes the estimated effect on diluted earnings per share of the difference in retail kwh sales under actual weather conditions and expected retail kwh sales under normal weather conditions in 2021 and 2020,&#160;and between years.</span></div><div style="margin-bottom:6pt"><table style="border-collapse:collapse;display:inline-table;margin-bottom:5pt;vertical-align:text-bottom;width:100.000%"><tr><td style="width:1.0%"></td><td style="width:64.177%"></td><td style="width:0.1%"></td><td style="width:1.0%"></td><td style="width:10.011%"></td><td style="width:0.1%"></td><td style="width:0.1%"></td><td style="width:0.494%"></td><td style="width:0.1%"></td><td style="width:1.0%"></td><td style="width:10.011%"></td><td style="width:0.1%"></td><td style="width:0.1%"></td><td style="width:0.494%"></td><td style="width:0.1%"></td><td style="width:1.0%"></td><td style="width:10.013%"></td><td style="width:0.1%"></td></tr><tr><td colspan="3" style="padding:2px 1pt;text-align:left;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">&#160;</span></td><td colspan="3" style="padding:2px 1pt;text-align:left;vertical-align:bottom"><div style="text-align:center"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-style:italic;font-weight:700;line-height:120%">2021 vs</span></div><div style="text-align:center"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-style:italic;font-weight:700;line-height:120%">Normal</span></div></td><td colspan="3" style="padding:0 1pt"></td><td colspan="3" style="padding:2px 1pt;text-align:left;vertical-align:bottom"><div style="text-align:center"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-style:italic;font-weight:700;line-height:120%">2021 vs </span></div><div style="text-align:center"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-style:italic;font-weight:700;line-height:120%">2020</span></div></td><td colspan="3" style="padding:0 1pt"></td><td colspan="3" style="padding:2px 1pt;text-align:left;vertical-align:bottom"><div style="text-align:center"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-style:italic;font-weight:700;line-height:120%">2020 vs</span></div><div style="text-align:center"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-style:italic;font-weight:700;line-height:120%">Normal</span></div></td></tr><tr style="height:3pt"><td colspan="3" style="border-top:1pt solid #000;padding:0 1pt"></td><td colspan="3" style="border-top:1pt solid #000;padding:0 1pt"></td><td colspan="3" style="border-top:1pt solid #000;padding:0 1pt"></td><td colspan="3" style="border-top:1pt solid #000;padding:0 1pt"></td><td colspan="3" style="border-top:1pt solid #000;padding:0 1pt"></td><td colspan="3" style="border-top:1pt solid #000;padding:0 1pt"></td></tr><tr><td colspan="3" style="background-color:#dbdbdb;padding:2px 1pt;text-align:left;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">Effect on Diluted Earnings Per Share</span></td><td style="background-color:#dbdbdb;padding:2px 0 2px 1pt;text-align:left;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">$</span></td><td style="background-color:#dbdbdb;padding:2px 0;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">(0.04)</span></td><td style="background-color:#dbdbdb;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"></td><td colspan="3" style="background-color:#dbdbdb;padding:0 1pt"></td><td style="background-color:#dbdbdb;padding:2px 0 2px 1pt;text-align:left;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">$</span></td><td style="background-color:#dbdbdb;padding:2px 0;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">(0.02)</span></td><td style="background-color:#dbdbdb;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"></td><td colspan="3" style="background-color:#dbdbdb;padding:0 1pt"></td><td style="background-color:#dbdbdb;padding:2px 0 2px 1pt;text-align:left;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">$</span></td><td style="background-color:#dbdbdb;padding:2px 0;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">(0.02)</span></td><td style="background-color:#dbdbdb;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"></td></tr><tr style="height:3pt"><td colspan="3" style="border-bottom:1pt solid #000;padding:0 1pt"></td><td colspan="3" style="border-bottom:1pt solid #000;padding:0 1pt"></td><td colspan="3" style="border-bottom:1pt solid #000;padding:0 1pt"></td><td colspan="3" style="border-bottom:1pt solid #000;padding:0 1pt"></td><td colspan="3" style="border-bottom:1pt solid #000;padding:0 1pt"></td><td colspan="3" style="border-bottom:1pt solid #000;padding:0 1pt"></td></tr></table></div><div style="margin-bottom:3pt;margin-top:9pt"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:9pt;font-weight:700;line-height:120%">Retail Sales Revenue</span><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:9pt;font-weight:400;line-height:120%"> decreased $0.9 million driven by:</span></div><div style="height:54pt;position:relative;width:100%"><div style="bottom:0;position:absolute;width:100%"><div style="text-align:right"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:9pt;font-weight:400;line-height:120%">19</span></div></div></div><hr style="page-break-after:always"/><div style="min-height:54pt;width:100%"><div><span style="color:#0000ff;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%;text-decoration:underline"><a style="color:#0000ff;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%;text-decoration:underline" href="#i3ccd65d188014ef19fc37bf6a1f38117_7">Table of </a><a style="color:#0000ff;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%;text-decoration:underline" href="#i3ccd65d188014ef19fc37bf6a1f38117_7">Contents</a></span></div></div><div style="margin-bottom:3pt;padding-left:36pt;text-indent:-18pt"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:9pt;font-weight:400;line-height:120%">&#8226;</span><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:9pt;font-weight:400;line-height:120%;padding-left:13.52pt">A $2.8 million decrease in retail revenue mainly due to decreased kwh sales to commercial and industrial customers, exclusive of the impact of milder weather on sales, due to ongoing impacts of COVID-19 on first quarter 2021 kwh sales. COVID-19 did not impact electric revenues in the first quarter of 2020.</span></div><div style="margin-bottom:3pt;padding-left:36pt;text-indent:-18pt"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:9pt;font-weight:400;line-height:120%">&#8226;</span><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:9pt;font-weight:400;line-height:120%;padding-left:13.52pt">A $1.5 million decrease in fuel recovery revenue mainly due to credits provided to customers from increased margins on wholesale kwh sales and a 5.7% reduction in retail kwh sales between the quarters.</span></div><div style="margin-bottom:3pt;padding-left:36pt;text-indent:-18pt"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:9pt;font-weight:400;line-height:120%">&#8226;</span><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:9pt;font-weight:400;line-height:120%;padding-left:13.52pt">A $0.9 million decrease in retail revenues related to decreased consumption due to milder weather in the first quarter of 2021 compared with the first quarter of 2020, evidenced by a 5.9% decrease in heating-degree days between the quarters.</span></div><div style="margin-bottom:3pt;text-indent:18pt"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:9pt;font-weight:400;line-height:120%">These decreases in revenue were partially offset by:</span></div><div style="margin-bottom:3pt;padding-left:36pt;text-indent:-18pt"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:9pt;font-weight:400;line-height:120%">&#8226;</span><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:9pt;font-weight:400;line-height:120%;padding-left:13.52pt">A $2.3 million increase in new retail revenues, net of an estimated refund, related to an interim rate increase in Minnesota effective January 1, 2021 in connection with OTP's current Minnesota rate case filed in November 2020. </span></div><div style="margin-bottom:3pt;padding-left:36pt;text-indent:-18pt"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:9pt;font-weight:400;line-height:120%">&#8226;</span><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:9pt;font-weight:400;line-height:120%;padding-left:13.52pt">A $0.7 million increase in conservation rider revenues related to the recovery of increased conservation improvement program spending in Minnesota and South Dakota.</span></div><div style="margin-bottom:3pt;padding-left:36pt;text-indent:-18pt"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:9pt;font-weight:400;line-height:120%">&#8226;</span><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:9pt;font-weight:400;line-height:120%;padding-left:13.52pt">A $0.5 million increase in renewable rider revenues in North Dakota related to recovery of Merricourt operating expenses and returns on increased investment in the project, which was placed in service in the fourth quarter of 2020.</span></div><div style="margin-bottom:3pt;padding-left:36pt;text-indent:-18pt"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:9pt;font-weight:400;line-height:120%">&#8226;</span><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:9pt;font-weight:400;line-height:120%;padding-left:13.52pt">A $0.5 million increase in retail revenue due to a positive price variance resulting from varying kwh sales to customers under different tariffs.</span></div><div style="margin-bottom:6pt;padding-left:36pt;text-indent:-18pt"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:9pt;font-weight:400;line-height:120%">&#8226;</span><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:9pt;font-weight:400;line-height:120%;padding-left:13.52pt">A $0.3 million net increase in North Dakota and South Dakota generation, transmission and phase-in rider revenues related to the recovery of Astoria Station and transmission project costs.</span></div><div style="margin-bottom:6pt"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:9pt;font-weight:700;line-height:120%">Transmission Services Revenues</span><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:9pt;font-weight:400;line-height:120%"> increased $1.1 million due to increases of $0.7 million in generator interconnection revenues under two new agreements which began billing after the first quarter of 2020 and $0.4 million in Midcontinent Independent System Operator. Inc. (MISO) transmission services tariff revenues.</span></div><div style="margin-bottom:6pt"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:9pt;font-weight:700;line-height:120%">Wholesale Electric Revenue</span><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:9pt;font-weight:400;line-height:120%"> increased $3.6 million as a result of a 106.6% increase in wholesale kwh sales and a 149% increase in wholesale electric prices driven by high market demand and availability constraints during the February 2021 cold weather, which drove up spot market prices for electricity.</span></div><div style="margin-bottom:6pt"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:9pt;font-weight:700;line-height:120%">Production Fuel </span><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:9pt;font-weight:400;line-height:120%">costs</span><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:9pt;font-weight:700;line-height:120%"> </span><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:9pt;font-weight:400;line-height:120%">increased $1.0 million mainly as a result of a 16.2% increase in kwhs generated from our fuel-burning plants due to higher demand and favorable prices for energy in wholesale markets. Fuel costs per kwh of generation decreased 7.8% at our fuel-burning plants as a result of increased efficiencies at higher and longer-sustained levels of generation. Fuel costs per kwh of generation including renewable generation decreased 15.4% as a result of Merricourt being added to our generation mix in December 2020.</span></div><div style="margin-bottom:6pt"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:9pt;font-weight:700;line-height:120%">Purchased Power</span><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:9pt;font-weight:400;line-height:120%"> costs to serve retail customers increased $0.4 million as a result of a 26.6% increase in purchased power prices, partially offset by a 19.2% decrease in kwhs purchased. The increase in kwh prices mainly was driven by high market demand for electricity and availability constraints caused by the February 2021 cold weather.</span></div><div style="margin-bottom:3pt"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:9pt;font-weight:700;line-height:120%">Operating and Maintenance</span><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:9pt;font-weight:400;line-height:120%"> </span><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:9pt;font-weight:700;line-height:120%">Expense</span><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:9pt;font-weight:400;line-height:120%"> increased $0.8 million mainly due to:</span></div><div style="margin-bottom:3pt;padding-left:36pt;text-indent:-18pt"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:9pt;font-weight:400;line-height:120%">&#8226;</span><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:9pt;font-weight:400;line-height:120%;padding-left:13.52pt">$1.2 million in Merricourt operating and maintenance expenses incurred in the first quarter of 2021 as the wind farm is now commercially operational.</span></div><div style="margin-bottom:3pt;padding-left:36pt;text-indent:-18pt"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:9pt;font-weight:400;line-height:120%">&#8226;</span><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:9pt;font-weight:400;line-height:120%;padding-left:13.52pt">A $0.7 million increase in conservation improvement program expenditures, which are being recovered through retail rate riders in Minnesota and South Dakota.</span></div><div style="margin-bottom:3pt;text-indent:18pt"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:9pt;font-weight:400;line-height:120%">These increases in expense were partially offset by: </span></div><div style="margin-bottom:3pt;padding-left:36pt;text-indent:-18pt"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:9pt;font-weight:400;line-height:120%">&#8226;</span><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:9pt;font-weight:400;line-height:120%;padding-left:13.52pt">A $0.6 million decrease in steam generation plant maintenance and operating expenses.</span></div><div style="margin-bottom:6pt;padding-left:36pt;text-indent:-18pt"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:9pt;font-weight:400;line-height:120%">&#8226;</span><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:9pt;font-weight:400;line-height:120%;padding-left:13.52pt">A $0.5 million decrease in bad debt expense due to improved customer collections in the first quarter of 2021.</span></div><div style="margin-bottom:6pt"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:9pt;font-weight:700;line-height:120%">Depreciation and Amortization </span><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:9pt;font-weight:400;line-height:120%">expense increased $1.6 million primarily due to Merricourt going into service in December of 2020.</span></div><div style="margin-bottom:6pt"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:9pt;font-weight:700;line-height:120%">Property Taxes</span><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:9pt;font-weight:400;line-height:120%"> increased $0.2 million due to property additions and increased valuations on existing property.</span></div><div id="i3ccd65d188014ef19fc37bf6a1f38117_97"></div><div style="margin-top:9pt"><span><br/></span></div><div style="height:54pt;position:relative;width:100%"><div style="bottom:0;position:absolute;width:100%"><div style="text-align:right"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:9pt;font-weight:400;line-height:120%">20</span></div></div></div><hr style="page-break-after:always"/><div style="min-height:54pt;width:100%"><div><span style="color:#0000ff;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%;text-decoration:underline"><a style="color:#0000ff;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%;text-decoration:underline" href="#i3ccd65d188014ef19fc37bf6a1f38117_7">Table of </a><a style="color:#0000ff;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%;text-decoration:underline" href="#i3ccd65d188014ef19fc37bf6a1f38117_7">Contents</a></span></div></div><div style="margin-top:9pt"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:9pt;font-weight:700;line-height:120%">MANUFACTURING SEGMENT RESULTS</span></div><div style="margin-bottom:3pt"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:9pt;font-weight:400;line-height:120%">The following table summarizes the results of operations for our Manufacturing segment for the three months ended March&#160;31, 2021 and 2020:</span></div><div style="margin-bottom:6pt"><table style="border-collapse:collapse;display:inline-table;margin-bottom:5pt;vertical-align:text-bottom;width:100.000%"><tr><td style="width:1.0%"></td><td style="width:54.594%"></td><td style="width:0.1%"></td><td style="width:1.0%"></td><td style="width:10.011%"></td><td style="width:0.1%"></td><td style="width:0.1%"></td><td style="width:1.605%"></td><td style="width:0.1%"></td><td style="width:1.0%"></td><td style="width:10.011%"></td><td style="width:0.1%"></td><td style="width:0.1%"></td><td style="width:1.605%"></td><td style="width:0.1%"></td><td style="width:1.0%"></td><td style="width:7.233%"></td><td style="width:0.1%"></td><td style="width:0.1%"></td><td style="width:1.605%"></td><td style="width:0.1%"></td><td style="width:1.0%"></td><td style="width:7.236%"></td><td style="width:0.1%"></td></tr><tr><td colspan="3" style="padding:2px 1pt;text-align:left;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-style:italic;font-weight:700;line-height:120%">(in thousands)</span></td><td colspan="3" style="padding:2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-style:italic;font-weight:700;line-height:120%">2021</span></td><td colspan="3" style="padding:0 1pt"></td><td colspan="3" style="padding:2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-style:italic;font-weight:700;line-height:120%">2020</span></td><td colspan="3" style="padding:0 1pt"></td><td colspan="3" style="padding:2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-style:italic;font-weight:700;line-height:120%">$ change</span></td><td colspan="3" style="padding:0 1pt"></td><td colspan="3" style="padding:2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-style:italic;font-weight:700;line-height:120%">% change</span></td></tr><tr style="height:3pt"><td colspan="3" style="border-top:1pt solid #000;padding:0 1pt"></td><td colspan="3" style="border-top:1pt solid #000;padding:0 1pt"></td><td colspan="3" style="border-top:1pt solid #000;padding:0 1pt"></td><td colspan="3" style="border-top:1pt solid #000;padding:0 1pt"></td><td colspan="3" style="border-top:1pt solid #000;padding:0 1pt"></td><td colspan="3" style="border-top:1pt solid #000;padding:0 1pt"></td><td colspan="3" style="border-top:1pt solid #000;padding:0 1pt"></td><td colspan="3" style="border-top:1pt solid #000;padding:0 1pt"></td></tr><tr><td colspan="3" style="background-color:#dbdbdb;padding:2px 1pt;text-align:left;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">Operating Revenues</span></td><td style="background-color:#dbdbdb;padding:2px 0 2px 1pt;text-align:left;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:120%">$</span></td><td style="background-color:#dbdbdb;padding:2px 0;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:120%">75,825</span><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">&#160;</span></td><td style="background-color:#dbdbdb;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"></td><td colspan="3" style="background-color:#dbdbdb;padding:0 1pt"></td><td style="background-color:#dbdbdb;padding:2px 0 2px 1pt;text-align:left;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">$</span></td><td style="background-color:#dbdbdb;padding:2px 0;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">68,479&#160;</span></td><td style="background-color:#dbdbdb;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"></td><td colspan="3" style="background-color:#dbdbdb;padding:0 1pt"></td><td style="background-color:#dbdbdb;padding:2px 0 2px 1pt;text-align:left;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">$</span></td><td style="background-color:#dbdbdb;padding:2px 0;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">7,346&#160;</span></td><td style="background-color:#dbdbdb;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"></td><td colspan="3" style="background-color:#dbdbdb;padding:0 1pt"></td><td colspan="2" style="background-color:#dbdbdb;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">10.7&#160;</span></td><td style="background-color:#dbdbdb;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">%</span></td></tr><tr><td colspan="3" style="background-color:#ffffff;padding:2px 1pt;text-align:left;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">Cost of Products Sold</span></td><td colspan="2" style="background-color:#ffffff;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:120%">56,311</span><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">&#160;</span></td><td style="background-color:#ffffff;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"></td><td colspan="3" style="background-color:#ffffff;padding:0 1pt"></td><td colspan="2" style="background-color:#ffffff;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">50,614&#160;</span></td><td style="background-color:#ffffff;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"></td><td colspan="3" style="background-color:#ffffff;padding:0 1pt"></td><td colspan="2" style="background-color:#ffffff;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">5,697&#160;</span></td><td style="background-color:#ffffff;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"></td><td colspan="3" style="background-color:#ffffff;padding:0 1pt"></td><td colspan="2" style="background-color:#ffffff;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">11.3&#160;</span></td><td style="background-color:#ffffff;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"></td></tr><tr><td colspan="3" style="background-color:#dbdbdb;padding:2px 1pt;text-align:left;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">Other Operating Expenses</span></td><td colspan="2" style="background-color:#dbdbdb;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:120%">8,212</span><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">&#160;</span></td><td style="background-color:#dbdbdb;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"></td><td colspan="3" style="background-color:#dbdbdb;padding:0 1pt"></td><td colspan="2" style="background-color:#dbdbdb;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">7,278&#160;</span></td><td style="background-color:#dbdbdb;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"></td><td colspan="3" style="background-color:#dbdbdb;padding:0 1pt"></td><td colspan="2" style="background-color:#dbdbdb;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">934&#160;</span></td><td style="background-color:#dbdbdb;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"></td><td colspan="3" style="background-color:#dbdbdb;padding:0 1pt"></td><td colspan="2" style="background-color:#dbdbdb;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">12.8&#160;</span></td><td style="background-color:#dbdbdb;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"></td></tr><tr><td colspan="3" style="background-color:#ffffff;padding:2px 1pt;text-align:left;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">Depreciation and Amortization</span></td><td colspan="2" style="background-color:#ffffff;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:120%">3,757</span><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">&#160;</span></td><td style="background-color:#ffffff;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"></td><td colspan="3" style="background-color:#ffffff;padding:0 1pt"></td><td colspan="2" style="background-color:#ffffff;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">3,746&#160;</span></td><td style="background-color:#ffffff;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"></td><td colspan="3" style="background-color:#ffffff;padding:0 1pt"></td><td colspan="2" style="background-color:#ffffff;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">11&#160;</span></td><td style="background-color:#ffffff;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"></td><td colspan="3" style="background-color:#ffffff;padding:0 1pt"></td><td colspan="2" style="background-color:#ffffff;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">0.3&#160;</span></td><td style="background-color:#ffffff;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"></td></tr><tr><td colspan="3" style="background-color:#dbdbdb;border-top:1pt solid #000;padding:2px 1pt 2px 7pt;text-align:left;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">Operating Income</span></td><td style="background-color:#dbdbdb;border-top:1pt solid #000;padding:2px 0 2px 1pt;text-align:left;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:120%">$</span></td><td style="background-color:#dbdbdb;border-top:1pt solid #000;padding:2px 0;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:120%">7,545</span><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">&#160;</span></td><td style="background-color:#dbdbdb;border-top:1pt solid #000;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"></td><td colspan="3" style="background-color:#dbdbdb;border-top:1pt solid #000;padding:0 1pt"></td><td style="background-color:#dbdbdb;border-top:1pt solid #000;padding:2px 0 2px 1pt;text-align:left;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">$</span></td><td style="background-color:#dbdbdb;border-top:1pt solid #000;padding:2px 0;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">6,841&#160;</span></td><td style="background-color:#dbdbdb;border-top:1pt solid #000;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"></td><td colspan="3" style="background-color:#dbdbdb;border-top:1pt solid #000;padding:0 1pt"></td><td style="background-color:#dbdbdb;border-top:1pt solid #000;padding:2px 0 2px 1pt;text-align:left;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">$</span></td><td style="background-color:#dbdbdb;border-top:1pt solid #000;padding:2px 0;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">704&#160;</span></td><td style="background-color:#dbdbdb;border-top:1pt solid #000;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"></td><td colspan="3" style="background-color:#dbdbdb;border-top:1pt solid #000;padding:0 1pt"></td><td colspan="2" style="background-color:#dbdbdb;border-top:1pt solid #000;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">10.3&#160;</span></td><td style="background-color:#dbdbdb;border-top:1pt solid #000;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">%</span></td></tr></table></div><div style="margin-bottom:3pt;margin-top:6pt"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:9pt;font-weight:700;line-height:120%">Operating Revenues</span><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:9pt;font-weight:400;line-height:120%"> increased $7.3 million primarily due to the following:</span></div><div style="margin-bottom:3pt;padding-left:36pt;text-indent:-18pt"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:9pt;font-weight:400;line-height:120%">&#8226;</span><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:9pt;font-weight:400;line-height:120%;padding-left:13.52pt">At BTD, revenues increased $6.2 million, consisting of $4.4 million in material cost increases passed through to customers and $1.8 million in volume and price increases. The volume increase was driven by stronger sales in the recreational vehicle, agricultural, lawn and garden and construction end markets offset, in part, by a decline in sales primarily in the energy end market. Scrap revenues increased $1.5&#160;million mostly due to increases in scrap metal prices, but also due to increases in scrap volumes from increased sales and production activity. These increases in revenue were, partially offset by lower tooling and other revenues.</span></div><div style="margin-bottom:6pt;padding-left:36pt;text-indent:-18pt"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:9pt;font-weight:400;line-height:120%">&#8226;</span><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:9pt;font-weight:400;line-height:120%;padding-left:13.52pt">At T.O. Plastics, revenues increased $0.4 million. A $1.0 million increase in horticultural product sales was partially offset by decreases in industrial, life sciences and other product sales totaling $0.6 million.</span></div><div style="margin-bottom:3pt"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:9pt;font-weight:700;line-height:120%">Cost of Products Sold</span><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:9pt;font-weight:400;line-height:120%"> increased $5.7 million due to the following:</span></div><div style="margin-bottom:3pt;padding-left:36pt;text-indent:-18pt"><span style="color:#000000;font-family:'Times New Roman',sans-serif;font-size:10pt;font-weight:400;line-height:120%">&#8226;</span><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:9pt;font-weight:400;line-height:120%;padding-left:14.5pt">Cost of products sold at BTD increased $5.9 million as a result of higher material prices and sales-volume-driven increases in material and labor costs.</span></div><div style="margin-bottom:6pt;padding-left:36pt;text-indent:-18pt"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:9pt;font-weight:400;line-height:120%">&#8226;</span><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:9pt;font-weight:400;line-height:120%;padding-left:13.52pt">Cost of products sold at T.O. Plastics decreased $0.2 million due to lower material costs resulting from a higher mix of product sales utilizing reclaimed material and the reduction in industrial and life sciences product sales, which more than offset increases in material costs on increased horticultural product sales.</span></div><div style="margin-bottom:6pt"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:9pt;font-weight:700;line-height:120%">Other Operating Expenses</span><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:9pt;font-weight:400;line-height:120%"> increased $0.9 million. Operating expenses at BTD increased $0.5 million mainly due to increases in operating expenses. Operating expenses at T.O. Plastics increased $0.4 million, mainly due to recognition of an expense reduction of $0.6 million related to insurance settlement proceeds received in the first quarter of 2020. </span></div><div style="margin-bottom:6pt"><span><br/></span></div><div id="i3ccd65d188014ef19fc37bf6a1f38117_100"></div><div style="margin-top:9pt"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:9pt;font-weight:700;line-height:120%">PLASTICS SEGMENT RESULTS</span></div><div style="margin-bottom:3pt"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:9pt;font-weight:400;line-height:120%">The following table summarizes the results of operations for our Plastics segment for the three months ended March&#160;31, 2021 and 2020:</span></div><div style="margin-top:5pt"><table style="border-collapse:collapse;display:inline-table;margin-bottom:5pt;vertical-align:text-bottom;width:100.000%"><tr><td style="width:1.0%"></td><td style="width:54.594%"></td><td style="width:0.1%"></td><td style="width:1.0%"></td><td style="width:10.011%"></td><td style="width:0.1%"></td><td style="width:0.1%"></td><td style="width:1.605%"></td><td style="width:0.1%"></td><td style="width:1.0%"></td><td style="width:10.011%"></td><td style="width:0.1%"></td><td style="width:0.1%"></td><td style="width:1.605%"></td><td style="width:0.1%"></td><td style="width:1.0%"></td><td style="width:7.233%"></td><td style="width:0.1%"></td><td style="width:0.1%"></td><td style="width:1.605%"></td><td style="width:0.1%"></td><td style="width:1.0%"></td><td style="width:7.236%"></td><td style="width:0.1%"></td></tr><tr><td colspan="3" style="padding:2px 1pt;text-align:left;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-style:italic;font-weight:700;line-height:120%">(in thousands)</span></td><td colspan="3" style="padding:2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-style:italic;font-weight:700;line-height:120%">2021</span></td><td colspan="3" style="padding:0 1pt"></td><td colspan="3" style="padding:2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-style:italic;font-weight:700;line-height:120%">2020</span></td><td colspan="3" style="padding:0 1pt"></td><td colspan="3" style="padding:2px 1pt;text-align:center;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-style:italic;font-weight:700;line-height:120%">$ change</span></td><td colspan="3" style="padding:0 1pt"></td><td colspan="3" style="padding:2px 1pt;text-align:center;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-style:italic;font-weight:700;line-height:120%">% change</span></td></tr><tr style="height:3pt"><td colspan="3" style="border-top:1pt solid #000;padding:0 1pt"></td><td colspan="3" style="border-top:1pt solid #000;padding:0 1pt"></td><td colspan="3" style="border-top:1pt solid #000;padding:0 1pt"></td><td colspan="3" style="border-top:1pt solid #000;padding:0 1pt"></td><td colspan="3" style="border-top:1pt solid #000;padding:0 1pt"></td><td colspan="3" style="border-top:1pt solid #000;padding:0 1pt"></td><td colspan="3" style="border-top:1pt solid #000;padding:0 1pt"></td><td colspan="3" style="border-top:1pt solid #000;padding:0 1pt"></td></tr><tr><td colspan="3" style="background-color:#dbdbdb;padding:2px 1pt;text-align:left;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">Operating Revenues</span></td><td style="background-color:#dbdbdb;padding:2px 0 2px 1pt;text-align:left;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:120%">$</span></td><td style="background-color:#dbdbdb;padding:2px 0;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:120%">62,186</span><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">&#160;</span></td><td style="background-color:#dbdbdb;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"></td><td colspan="3" style="background-color:#dbdbdb;padding:0 1pt"></td><td style="background-color:#dbdbdb;padding:2px 0 2px 1pt;text-align:left;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">$</span></td><td style="background-color:#dbdbdb;padding:2px 0;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">46,397&#160;</span></td><td style="background-color:#dbdbdb;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"></td><td colspan="3" style="background-color:#dbdbdb;padding:0 1pt"></td><td style="background-color:#dbdbdb;padding:2px 0 2px 1pt;text-align:left;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">$</span></td><td style="background-color:#dbdbdb;padding:2px 0;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">15,789&#160;</span></td><td style="background-color:#dbdbdb;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"></td><td colspan="3" style="background-color:#dbdbdb;padding:0 1pt"></td><td colspan="2" style="background-color:#dbdbdb;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">34.0&#160;</span></td><td style="background-color:#dbdbdb;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">%</span></td></tr><tr><td colspan="3" style="background-color:#ffffff;padding:2px 1pt;text-align:left;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">Cost of Products Sold</span></td><td colspan="2" style="background-color:#ffffff;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:120%">45,666</span><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">&#160;</span></td><td style="background-color:#ffffff;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"></td><td colspan="3" style="background-color:#ffffff;padding:0 1pt"></td><td colspan="2" style="background-color:#ffffff;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">35,270&#160;</span></td><td style="background-color:#ffffff;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"></td><td colspan="3" style="background-color:#ffffff;padding:0 1pt"></td><td colspan="2" style="background-color:#ffffff;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">10,396&#160;</span></td><td style="background-color:#ffffff;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"></td><td colspan="3" style="background-color:#ffffff;padding:0 1pt"></td><td colspan="2" style="background-color:#ffffff;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">29.5&#160;</span></td><td style="background-color:#ffffff;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"></td></tr><tr><td colspan="3" style="background-color:#dbdbdb;padding:2px 1pt;text-align:left;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">Other Operating Expenses</span></td><td colspan="2" style="background-color:#dbdbdb;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:120%">2,944</span><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">&#160;</span></td><td style="background-color:#dbdbdb;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"></td><td colspan="3" style="background-color:#dbdbdb;padding:0 1pt"></td><td colspan="2" style="background-color:#dbdbdb;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">2,770&#160;</span></td><td style="background-color:#dbdbdb;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"></td><td colspan="3" style="background-color:#dbdbdb;padding:0 1pt"></td><td colspan="2" style="background-color:#dbdbdb;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">174&#160;</span></td><td style="background-color:#dbdbdb;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"></td><td colspan="3" style="background-color:#dbdbdb;padding:0 1pt"></td><td colspan="2" style="background-color:#dbdbdb;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">6.3&#160;</span></td><td style="background-color:#dbdbdb;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"></td></tr><tr><td colspan="3" style="background-color:#ffffff;padding:2px 1pt;text-align:left;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">Depreciation and Amortization</span></td><td colspan="2" style="background-color:#ffffff;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:120%">990</span><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">&#160;</span></td><td style="background-color:#ffffff;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"></td><td colspan="3" style="background-color:#ffffff;padding:0 1pt"></td><td colspan="2" style="background-color:#ffffff;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">890&#160;</span></td><td style="background-color:#ffffff;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"></td><td colspan="3" style="background-color:#ffffff;padding:0 1pt"></td><td colspan="2" style="background-color:#ffffff;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">100&#160;</span></td><td style="background-color:#ffffff;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"></td><td colspan="3" style="background-color:#ffffff;padding:0 1pt"></td><td colspan="2" style="background-color:#ffffff;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">11.2&#160;</span></td><td style="background-color:#ffffff;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"></td></tr><tr><td colspan="3" style="background-color:#dbdbdb;border-top:1pt solid #000;padding:2px 1pt 2px 7pt;text-align:left;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">Operating Income</span></td><td style="background-color:#dbdbdb;border-top:1pt solid #000;padding:2px 0 2px 1pt;text-align:left;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:120%">$</span></td><td style="background-color:#dbdbdb;border-top:1pt solid #000;padding:2px 0;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:120%">12,586</span><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">&#160;</span></td><td style="background-color:#dbdbdb;border-top:1pt solid #000;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"></td><td colspan="3" style="background-color:#dbdbdb;border-top:1pt solid #000;padding:0 1pt"></td><td style="background-color:#dbdbdb;border-top:1pt solid #000;padding:2px 0 2px 1pt;text-align:left;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">$</span></td><td style="background-color:#dbdbdb;border-top:1pt solid #000;padding:2px 0;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">7,467&#160;</span></td><td style="background-color:#dbdbdb;border-top:1pt solid #000;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"></td><td colspan="3" style="background-color:#dbdbdb;border-top:1pt solid #000;padding:0 1pt"></td><td style="background-color:#dbdbdb;border-top:1pt solid #000;padding:2px 0 2px 1pt;text-align:left;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">$</span></td><td style="background-color:#dbdbdb;border-top:1pt solid #000;padding:2px 0;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">5,119&#160;</span></td><td style="background-color:#dbdbdb;border-top:1pt solid #000;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"></td><td colspan="3" style="background-color:#dbdbdb;border-top:1pt solid #000;padding:0 1pt"></td><td colspan="2" style="background-color:#dbdbdb;border-top:1pt solid #000;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">68.6&#160;</span></td><td style="background-color:#dbdbdb;border-top:1pt solid #000;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">%</span></td></tr></table></div><div style="margin-bottom:6pt;margin-top:6pt"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:9pt;font-weight:700;line-height:120%">Operating Revenues </span><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:9pt;font-weight:400;line-height:120%">increased $15.8 million due to a 34% increase in the price per pound of PVC pipe sold and a 1.1% increase in pounds of PVC pipe sold. The price increase was driven, in part, by PVC resin supply constraints due to resin production plant shutdowns and feedstock shortages related to abnormally low temperatures and snowstorms in the Gulf Coast region of the United States in February 2021 and significant global demand for PVC resin and limited pipe inventory across the country. Cost of products sold increased $10.4 million primarily due to increased PVC resin and other material cost increases.   </span></div><div style="margin-bottom:6pt"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:9pt;font-weight:700;line-height:120%">Cost of Products Sold</span><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:9pt;font-weight:400;line-height:120%"> increased $10.4 million primarily due to increased PVC resin and other material cost increases.  </span></div><div style="margin-bottom:6pt"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:9pt;font-weight:700;line-height:120%">Other Operating Expenses</span><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:9pt;font-weight:400;line-height:120%"> increased $0.2 million as a result of increased incentive benefits directly related to increased profitability.</span></div><div id="i3ccd65d188014ef19fc37bf6a1f38117_103"></div><div style="margin-top:9pt"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:9pt;font-weight:700;line-height:120%">CORPORATE COSTS</span></div><div style="margin-bottom:3pt"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:9pt;font-weight:400;line-height:120%">The following table summarizes Corporate results of operations for the three months ended March&#160;31, 2021 and 2020:</span></div><div style="margin-bottom:6pt"><table style="border-collapse:collapse;display:inline-table;margin-bottom:5pt;vertical-align:text-bottom;width:100.000%"><tr><td style="width:1.0%"></td><td style="width:54.594%"></td><td style="width:0.1%"></td><td style="width:1.0%"></td><td style="width:10.011%"></td><td style="width:0.1%"></td><td style="width:0.1%"></td><td style="width:1.605%"></td><td style="width:0.1%"></td><td style="width:1.0%"></td><td style="width:10.011%"></td><td style="width:0.1%"></td><td style="width:0.1%"></td><td style="width:1.605%"></td><td style="width:0.1%"></td><td style="width:1.0%"></td><td style="width:7.233%"></td><td style="width:0.1%"></td><td style="width:0.1%"></td><td style="width:1.605%"></td><td style="width:0.1%"></td><td style="width:1.0%"></td><td style="width:7.236%"></td><td style="width:0.1%"></td></tr><tr><td colspan="3" style="padding:2px 1pt;text-align:left;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-style:italic;font-weight:700;line-height:120%">(in thousands)</span></td><td colspan="3" style="padding:2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-style:italic;font-weight:700;line-height:120%">2021</span></td><td colspan="3" style="padding:0 1pt"></td><td colspan="3" style="padding:2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-style:italic;font-weight:700;line-height:120%">2020</span></td><td colspan="3" style="padding:0 1pt"></td><td colspan="3" style="padding:2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-style:italic;font-weight:700;line-height:120%">$ change</span></td><td colspan="3" style="padding:0 1pt"></td><td colspan="3" style="padding:2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-style:italic;font-weight:700;line-height:120%">% change</span></td></tr><tr style="height:3pt"><td colspan="3" style="border-top:1pt solid #000;padding:0 1pt"></td><td colspan="3" style="border-top:1pt solid #000;padding:0 1pt"></td><td colspan="3" style="border-top:1pt solid #000;padding:0 1pt"></td><td colspan="3" style="border-top:1pt solid #000;padding:0 1pt"></td><td colspan="3" style="border-top:1pt solid #000;padding:0 1pt"></td><td colspan="3" style="border-top:1pt solid #000;padding:0 1pt"></td><td colspan="3" style="border-top:1pt solid #000;padding:0 1pt"></td><td colspan="3" style="border-top:1pt solid #000;padding:0 1pt"></td></tr><tr><td colspan="3" style="background-color:#dbdbdb;padding:2px 1pt;text-align:left;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">Other Operating Expenses</span></td><td style="background-color:#dbdbdb;padding:2px 0 2px 1pt;text-align:left;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:120%">$</span></td><td style="background-color:#dbdbdb;padding:2px 0;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:120%">2,537</span><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">&#160;</span></td><td style="background-color:#dbdbdb;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"></td><td colspan="3" style="background-color:#dbdbdb;padding:0 1pt"></td><td style="background-color:#dbdbdb;padding:2px 0 2px 1pt;text-align:left;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">$</span></td><td style="background-color:#dbdbdb;padding:2px 0;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">1,852&#160;</span></td><td style="background-color:#dbdbdb;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"></td><td colspan="3" style="background-color:#dbdbdb;padding:0 1pt"></td><td style="background-color:#dbdbdb;padding:2px 0 2px 1pt;text-align:left;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">$</span></td><td style="background-color:#dbdbdb;padding:2px 0;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">685&#160;</span></td><td style="background-color:#dbdbdb;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"></td><td colspan="3" style="background-color:#dbdbdb;padding:0 1pt"></td><td colspan="2" style="background-color:#dbdbdb;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">37.0&#160;</span></td><td style="background-color:#dbdbdb;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">%</span></td></tr><tr><td colspan="3" style="background-color:#ffffff;padding:2px 1pt;text-align:left;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">Depreciation and Amortization</span></td><td colspan="2" style="background-color:#ffffff;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:120%">71</span><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">&#160;</span></td><td style="background-color:#ffffff;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"></td><td colspan="3" style="background-color:#ffffff;padding:0 1pt"></td><td colspan="2" style="background-color:#ffffff;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">87&#160;</span></td><td style="background-color:#ffffff;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"></td><td colspan="3" style="background-color:#ffffff;padding:0 1pt"></td><td colspan="2" style="background-color:#ffffff;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">(16)</span></td><td style="background-color:#ffffff;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"></td><td colspan="3" style="background-color:#ffffff;padding:0 1pt"></td><td colspan="2" style="background-color:#ffffff;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">(18.4)</span></td><td style="background-color:#ffffff;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"></td></tr><tr><td colspan="3" style="background-color:#dbdbdb;border-top:1pt solid #000;padding:2px 1pt 2px 7pt;text-align:left;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">Operating Loss</span></td><td style="background-color:#dbdbdb;border-top:1pt solid #000;padding:2px 0 2px 1pt;text-align:left;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:120%">$</span></td><td style="background-color:#dbdbdb;border-top:1pt solid #000;padding:2px 0;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:120%">2,608</span><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">&#160;</span></td><td style="background-color:#dbdbdb;border-top:1pt solid #000;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"></td><td colspan="3" style="background-color:#dbdbdb;border-top:1pt solid #000;padding:0 1pt"></td><td style="background-color:#dbdbdb;border-top:1pt solid #000;padding:2px 0 2px 1pt;text-align:left;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">$</span></td><td style="background-color:#dbdbdb;border-top:1pt solid #000;padding:2px 0;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">1,939&#160;</span></td><td style="background-color:#dbdbdb;border-top:1pt solid #000;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"></td><td colspan="3" style="background-color:#dbdbdb;border-top:1pt solid #000;padding:0 1pt"></td><td style="background-color:#dbdbdb;border-top:1pt solid #000;padding:2px 0 2px 1pt;text-align:left;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">$</span></td><td style="background-color:#dbdbdb;border-top:1pt solid #000;padding:2px 0;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">669&#160;</span></td><td style="background-color:#dbdbdb;border-top:1pt solid #000;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"></td><td colspan="3" style="background-color:#dbdbdb;border-top:1pt solid #000;padding:0 1pt"></td><td colspan="2" style="background-color:#dbdbdb;border-top:1pt solid #000;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">34.5&#160;</span></td><td style="background-color:#dbdbdb;border-top:1pt solid #000;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">%</span></td></tr></table></div><div style="margin-bottom:6pt;margin-top:6pt"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:9pt;font-weight:700;line-height:120%">Other Operating Expenses</span><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:9pt;font-weight:400;line-height:120%"> increased $0.7 million mainly as a result of increased stock incentive compensation expenses related to improved performance of the Company's stock quarter over quarter and in its projected returns on equity. </span></div><div style="height:54pt;position:relative;width:100%"><div style="bottom:0;position:absolute;width:100%"><div style="text-align:right"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:9pt;font-weight:400;line-height:120%">21</span></div></div></div><div id="i3ccd65d188014ef19fc37bf6a1f38117_106"></div><hr style="page-break-after:always"/><div style="min-height:54pt;width:100%"><div><span style="color:#0000ff;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%;text-decoration:underline"><a style="color:#0000ff;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%;text-decoration:underline" href="#i3ccd65d188014ef19fc37bf6a1f38117_7">Table of </a><a style="color:#0000ff;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%;text-decoration:underline" href="#i3ccd65d188014ef19fc37bf6a1f38117_7">Contents</a></span></div></div><div style="margin-top:12pt"><table style="border-collapse:collapse;display:inline-table;margin-bottom:5pt;vertical-align:text-bottom;width:100.000%"><tr><td style="width:1.0%"></td><td style="width:39.038%"></td><td style="width:0.1%"></td><td style="width:1.0%"></td><td style="width:58.762%"></td><td style="width:0.1%"></td></tr><tr><td colspan="3" style="border-bottom:1pt solid #000;padding:2px 1pt;text-align:left;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:11pt;font-weight:700;line-height:100%">REGULATORY RATE MATTERS</span></td><td colspan="3" style="border-bottom:1pt solid #000;padding:0 1pt"></td></tr></table></div><div style="margin-bottom:6pt;margin-top:3pt"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:9pt;font-weight:400;line-height:120%">The following provides a summary of general rate case filings and rate rider filings that have or are expected to have a material impact on our operating results, financial position or cash flows.</span></div><div style="margin-top:9pt"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:9pt;font-weight:700;line-height:120%">GENERAL RATES</span></div><div style="margin-bottom:6pt"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:9pt;font-weight:700;line-height:115%">Minnesota Rate Case: </span><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:9pt;font-weight:400;line-height:115%">On November 2, 2020, OTP filed a request with the MPUC for an increase in revenue recoverable under general rates in Minnesota. In its filing, OTP requested a net increase in annual revenue of approximately $14.5 million, or 6.77%, based on an allowed rate of return on rate base of 7.59% and an allowed rate of return on equity of 10.20% on an equity ratio of 52.5% of total capital. Through this proceeding, OTP has proposed changes to the mechanism of cost recovery, with some costs moving from riders into base rates and fuel, purchased power, and conservation program costs moving out of base rates and into riders. The filing also included a revenue decoupling mechanism proposal. Such mechanisms are designed to separate a utility's revenue from changes in energy sales. The decoupling mechanism uses a tracker balance in which authorized customer margins are subject to a true-up mechanism to maintain or cap a given level of revenues. </span></div><div style="margin-bottom:6pt"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:9pt;font-weight:400;line-height:115%">On December 3, 2020, the MPUC approved an interim annual rate increase of $6.9 million, or 3.2%, effective January 1, 2021. This approval was provided after an alternative recovery proposal was submitted by OTP, which, among other changes, requested the extension of depreciable lives of certain wind-related assets and deferred certain cost recovery decisions to the final rate determination. In the aggregate, this alternative recovery proposal reduced operating costs and delayed recovery of certain other costs by approximately $7.0 million to lessen the interim rate impact on customers.</span></div><div style="margin-bottom:6pt"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:9pt;font-weight:400;line-height:115%">In a filing submitted to the MPUC on April 30, 2021, OTP lowered its requested net annual revenue increase from its initial request of $14.5&#160;million to $8.2&#160;million, primarily due to a reduction in operating costs from amounts included in its November 2020 filing. The cost reductions include, among other items, lower depreciation expense on our wind generation assets due to the extension of depreciable lives from 25 to 35 years and a reduction in postretirement benefit costs.</span></div><div style="margin-bottom:6pt;margin-top:9pt"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:9pt;font-weight:700;line-height:115%">RATE RIDERS</span></div><div style="margin-bottom:6pt"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:9pt;font-weight:400;line-height:115%">The following table includes a summary of pending and recently concluded rate rider proceedings:</span></div><div style="margin-bottom:6pt;margin-top:6pt"><table style="border-collapse:collapse;display:inline-table;margin-bottom:5pt;vertical-align:text-bottom;width:100.000%"><tr><td style="width:1.0%"></td><td style="width:7.094%"></td><td style="width:0.1%"></td><td style="width:0.1%"></td><td style="width:1.327%"></td><td style="width:0.1%"></td><td style="width:1.0%"></td><td style="width:7.094%"></td><td style="width:0.1%"></td><td style="width:0.1%"></td><td style="width:1.327%"></td><td style="width:0.1%"></td><td style="width:1.0%"></td><td style="width:6.538%"></td><td style="width:0.1%"></td><td style="width:0.1%"></td><td style="width:1.327%"></td><td style="width:0.1%"></td><td style="width:1.0%"></td><td style="width:6.122%"></td><td style="width:0.1%"></td><td style="width:0.1%"></td><td style="width:1.327%"></td><td style="width:0.1%"></td><td style="width:1.0%"></td><td style="width:7.788%"></td><td style="width:0.1%"></td><td style="width:0.1%"></td><td style="width:1.327%"></td><td style="width:0.1%"></td><td style="width:1.0%"></td><td style="width:7.094%"></td><td style="width:0.1%"></td><td style="width:0.1%"></td><td style="width:1.327%"></td><td style="width:0.1%"></td><td style="width:1.0%"></td><td style="width:41.408%"></td><td style="width:0.1%"></td></tr><tr><td colspan="3" style="padding:2px 1pt;text-align:center;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:100%">Recovery</span></td><td colspan="3" style="padding:0 1pt"></td><td colspan="3" style="padding:0 1pt"></td><td colspan="3" style="padding:0 1pt"></td><td colspan="3" style="padding:0 1pt"></td><td colspan="3" style="padding:0 1pt"></td><td colspan="3" style="padding:2px 1pt;text-align:center;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:100%">Filing</span></td><td colspan="3" style="padding:0 1pt"></td><td colspan="3" style="padding:2px 1pt;text-align:center;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:100%">Amount</span></td><td colspan="3" style="padding:0 1pt"></td><td colspan="3" style="padding:2px 1pt;text-align:center;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:100%">Effective</span></td><td colspan="3" style="padding:0 1pt"></td><td colspan="3" style="padding:0 1pt"></td></tr><tr><td colspan="3" style="padding:2px 1pt;text-align:center;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:100%">Mechanism</span></td><td colspan="3" style="padding:0 1pt"></td><td colspan="3" style="padding:2px 1pt;text-align:center;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:100%">Jurisdiction</span></td><td colspan="3" style="padding:0 1pt"></td><td colspan="3" style="padding:2px 1pt;text-align:center;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:100%">Status</span></td><td colspan="3" style="padding:0 1pt"></td><td colspan="3" style="padding:2px 1pt;text-align:center;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:100%">Date</span></td><td colspan="3" style="padding:0 1pt"></td><td colspan="3" style="padding:2px 1pt;text-align:center;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:100%">(in millions)</span></td><td colspan="3" style="padding:0 1pt"></td><td colspan="3" style="padding:2px 1pt;text-align:center;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:100%">Date</span></td><td colspan="3" style="padding:0 1pt"></td><td colspan="3" style="padding:2px 1pt;text-align:center;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:100%">Notes</span></td></tr><tr style="height:6pt"><td colspan="3" style="border-top:1pt solid #000;padding:0 1pt"></td><td colspan="3" style="border-top:1pt solid #000;padding:0 1pt"></td><td colspan="3" style="border-top:1pt solid #000;padding:0 1pt"></td><td colspan="3" style="border-top:1pt solid #000;padding:0 1pt"></td><td colspan="3" style="border-top:1pt solid #000;padding:0 1pt"></td><td colspan="3" style="border-top:1pt solid #000;padding:0 1pt"></td><td colspan="3" style="border-top:1pt solid #000;padding:0 1pt"></td><td colspan="3" style="border-top:1pt solid #000;padding:0 1pt"></td><td colspan="3" style="border-top:1pt solid #000;padding:0 1pt"></td><td colspan="3" style="border-top:1pt solid #000;padding:0 1pt"></td><td colspan="3" style="border-top:1pt solid #000;padding:0 1pt"></td><td colspan="3" style="border-top:1pt solid #000;padding:0 1pt"></td><td colspan="3" style="border-top:1pt solid #000;padding:0 1pt"></td></tr><tr><td colspan="3" style="background-color:#dbdbdb;padding:2px 1pt;text-align:left;vertical-align:middle"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%">RRR - 2019</span></td><td colspan="3" style="background-color:#dbdbdb;padding:0 1pt"></td><td colspan="3" style="background-color:#dbdbdb;padding:2px 1pt;text-align:center;vertical-align:middle"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%">MN</span></td><td colspan="3" style="background-color:#dbdbdb;padding:0 1pt"></td><td colspan="3" style="background-color:#dbdbdb;padding:2px 1pt;text-align:left;vertical-align:middle"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%">Approved</span></td><td colspan="3" style="background-color:#dbdbdb;padding:0 1pt"></td><td colspan="3" style="background-color:#dbdbdb;padding:2px 1pt;text-align:right;vertical-align:middle"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%">06/21/19</span></td><td colspan="3" style="background-color:#dbdbdb;padding:0 1pt"></td><td style="background-color:#dbdbdb;padding:2px 0 2px 1pt;text-align:left;vertical-align:middle"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%">$</span></td><td style="background-color:#dbdbdb;padding:2px 0;text-align:right;vertical-align:middle"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%">12.5&#160;</span></td><td style="background-color:#dbdbdb;padding:2px 1pt 2px 0;text-align:right;vertical-align:middle"></td><td colspan="3" style="background-color:#dbdbdb;padding:0 1pt"></td><td colspan="3" style="background-color:#dbdbdb;padding:2px 1pt;text-align:right;vertical-align:middle"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%">01/01/20</span></td><td colspan="3" style="background-color:#dbdbdb;padding:0 1pt"></td><td colspan="3" style="background-color:#dbdbdb;padding:2px 1pt;text-align:left;vertical-align:middle"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%">Includes return on Merricourt construction costs.</span></td></tr><tr><td colspan="3" style="background-color:#ffffff;padding:2px 1pt;text-align:left;vertical-align:middle"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%">TCR - 2018</span></td><td colspan="3" style="background-color:#ffffff;padding:0 1pt"></td><td colspan="3" style="background-color:#ffffff;padding:2px 1pt;text-align:center;vertical-align:middle"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%">MN</span></td><td colspan="3" style="background-color:#ffffff;padding:0 1pt"></td><td colspan="3" style="background-color:#ffffff;padding:2px 1pt;text-align:left;vertical-align:middle"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%">Approved</span></td><td colspan="3" style="background-color:#ffffff;padding:0 1pt"></td><td colspan="3" style="background-color:#ffffff;padding:2px 1pt;text-align:right;vertical-align:middle"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%">05/07/20</span></td><td colspan="3" style="background-color:#ffffff;padding:0 1pt"></td><td colspan="2" style="background-color:#ffffff;padding:2px 0 2px 1pt;text-align:right;vertical-align:middle"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%">10.3&#160;</span></td><td style="background-color:#ffffff;padding:2px 1pt 2px 0;text-align:right;vertical-align:middle"></td><td colspan="3" style="background-color:#ffffff;padding:0 1pt"></td><td colspan="3" style="background-color:#ffffff;padding:2px 1pt;text-align:right;vertical-align:middle"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%">01/21/20</span></td><td colspan="3" style="background-color:#ffffff;padding:0 1pt"></td><td colspan="3" style="background-color:#ffffff;padding:2px 1pt;text-align:left;vertical-align:middle"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%">See below for additional details.</span></td></tr><tr><td colspan="3" style="background-color:#dbdbdb;padding:2px 1pt;text-align:left;vertical-align:middle"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%">TCR - 2020</span></td><td colspan="3" style="background-color:#dbdbdb;padding:0 1pt"></td><td colspan="3" style="background-color:#dbdbdb;padding:2px 1pt;text-align:center;vertical-align:middle"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%">ND</span></td><td colspan="3" style="background-color:#dbdbdb;padding:0 1pt"></td><td colspan="3" style="background-color:#dbdbdb;padding:2px 1pt;text-align:left;vertical-align:middle"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%">Approved</span></td><td colspan="3" style="background-color:#dbdbdb;padding:0 1pt"></td><td colspan="3" style="background-color:#dbdbdb;padding:2px 1pt;text-align:right;vertical-align:middle"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%">08/31/20</span></td><td colspan="3" style="background-color:#dbdbdb;padding:0 1pt"></td><td colspan="2" style="background-color:#dbdbdb;padding:2px 0 2px 1pt;text-align:right;vertical-align:middle"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%">5.6&#160;</span></td><td style="background-color:#dbdbdb;padding:2px 1pt 2px 0;text-align:right;vertical-align:middle"></td><td colspan="3" style="background-color:#dbdbdb;padding:0 1pt"></td><td colspan="3" style="background-color:#dbdbdb;padding:2px 1pt;text-align:right;vertical-align:middle"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%">01/21/20</span></td><td colspan="3" style="background-color:#dbdbdb;padding:0 1pt"></td><td colspan="3" style="background-color:#dbdbdb;padding:2px 1pt;text-align:left;vertical-align:middle"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%">Includes recovery of new transmission assets.</span></td></tr><tr><td colspan="3" style="background-color:#ffffff;padding:2px 1pt;text-align:left;vertical-align:middle"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%">RRR - 2020</span></td><td colspan="3" style="background-color:#ffffff;padding:0 1pt"></td><td colspan="3" style="background-color:#ffffff;padding:2px 1pt;text-align:center;vertical-align:middle"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%">ND</span></td><td colspan="3" style="background-color:#ffffff;padding:0 1pt"></td><td colspan="3" style="background-color:#ffffff;padding:2px 1pt;text-align:left;vertical-align:middle"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%">Approved</span></td><td colspan="3" style="background-color:#ffffff;padding:0 1pt"></td><td colspan="3" style="background-color:#ffffff;padding:2px 1pt;text-align:right;vertical-align:middle"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%">03/18/20</span></td><td colspan="3" style="background-color:#ffffff;padding:0 1pt"></td><td colspan="2" style="background-color:#ffffff;padding:2px 0 2px 1pt;text-align:right;vertical-align:middle"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%">5.8&#160;</span></td><td style="background-color:#ffffff;padding:2px 1pt 2px 0;text-align:right;vertical-align:middle"></td><td colspan="3" style="background-color:#ffffff;padding:0 1pt"></td><td colspan="3" style="background-color:#ffffff;padding:2px 1pt;text-align:right;vertical-align:middle"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%">04/01/20</span></td><td colspan="3" style="background-color:#ffffff;padding:0 1pt"></td><td colspan="3" style="background-color:#ffffff;padding:2px 1pt;text-align:left;vertical-align:middle"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%">Includes return on Merricourt construction costs.</span></td></tr><tr><td colspan="3" style="background-color:#dbdbdb;padding:2px 1pt;text-align:left;vertical-align:middle"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%">GCR - 2020</span></td><td colspan="3" style="background-color:#dbdbdb;padding:0 1pt"></td><td colspan="3" style="background-color:#dbdbdb;padding:2px 1pt;text-align:center;vertical-align:middle"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%">ND</span></td><td colspan="3" style="background-color:#dbdbdb;padding:0 1pt"></td><td colspan="3" style="background-color:#dbdbdb;padding:2px 1pt;text-align:left;vertical-align:middle"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%">Approved</span></td><td colspan="3" style="background-color:#dbdbdb;padding:0 1pt"></td><td colspan="3" style="background-color:#dbdbdb;padding:2px 1pt;text-align:right;vertical-align:middle"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%">06/10/20</span></td><td colspan="3" style="background-color:#dbdbdb;padding:0 1pt"></td><td colspan="2" style="background-color:#dbdbdb;padding:2px 0 2px 1pt;text-align:right;vertical-align:middle"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%">6.2&#160;</span></td><td style="background-color:#dbdbdb;padding:2px 1pt 2px 0;text-align:right;vertical-align:middle"></td><td colspan="3" style="background-color:#dbdbdb;padding:0 1pt"></td><td colspan="3" style="background-color:#dbdbdb;padding:2px 1pt;text-align:right;vertical-align:middle"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%">07/01/20</span></td><td colspan="3" style="background-color:#dbdbdb;padding:0 1pt"></td><td colspan="3" style="background-color:#dbdbdb;padding:2px 1pt;text-align:left;vertical-align:middle"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%">Includes return on Astoria Station construction costs.</span></td></tr><tr><td colspan="3" style="background-color:#ffffff;padding:2px 1pt;text-align:left;vertical-align:middle"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%">TCR - 2021</span></td><td colspan="3" style="background-color:#ffffff;padding:0 1pt"></td><td colspan="3" style="background-color:#ffffff;padding:2px 1pt;text-align:center;vertical-align:middle"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%">ND</span></td><td colspan="3" style="background-color:#ffffff;padding:0 1pt"></td><td colspan="3" style="background-color:#ffffff;padding:2px 1pt;text-align:left;vertical-align:middle"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%">Approved</span></td><td colspan="3" style="background-color:#ffffff;padding:0 1pt"></td><td colspan="3" style="background-color:#ffffff;padding:2px 1pt;text-align:right;vertical-align:middle"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%">11/18/20</span></td><td colspan="3" style="background-color:#ffffff;padding:0 1pt"></td><td colspan="3" style="background-color:#ffffff;padding:2px 1pt;text-align:right;vertical-align:middle"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%">5.6</span></td><td colspan="3" style="background-color:#ffffff;padding:0 1pt"></td><td colspan="3" style="background-color:#ffffff;padding:2px 1pt;text-align:right;vertical-align:middle"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%">01/01/21</span></td><td colspan="3" style="background-color:#ffffff;padding:0 1pt"></td><td colspan="3" style="background-color:#ffffff;padding:2px 1pt;text-align:left;vertical-align:middle"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%">Includes recovery of eight new transmission projects.</span></td></tr><tr><td colspan="3" style="background-color:#dbdbdb;padding:2px 1pt;text-align:left;vertical-align:middle"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%">TCR - 2020</span></td><td colspan="3" style="background-color:#dbdbdb;padding:0 1pt"></td><td colspan="3" style="background-color:#dbdbdb;padding:2px 1pt;text-align:center;vertical-align:middle"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%">SD</span></td><td colspan="3" style="background-color:#dbdbdb;padding:0 1pt"></td><td colspan="3" style="background-color:#dbdbdb;padding:2px 1pt;text-align:left;vertical-align:middle"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%">Approved</span></td><td colspan="3" style="background-color:#dbdbdb;padding:0 1pt"></td><td colspan="3" style="background-color:#dbdbdb;padding:2px 1pt;text-align:right;vertical-align:middle"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%">01/29/20</span></td><td colspan="3" style="background-color:#dbdbdb;padding:0 1pt"></td><td colspan="3" style="background-color:#dbdbdb;padding:2px 1pt;text-align:right;vertical-align:middle"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%">2.3</span></td><td colspan="3" style="background-color:#dbdbdb;padding:0 1pt"></td><td colspan="3" style="background-color:#dbdbdb;padding:2px 1pt;text-align:right;vertical-align:middle"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%">03/02/20</span></td><td colspan="3" style="background-color:#dbdbdb;padding:0 1pt"></td><td colspan="3" style="background-color:#dbdbdb;padding:2px 1pt;text-align:left;vertical-align:middle"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%">Annual update to transmission cost recovery rider.</span></td></tr><tr><td colspan="3" style="background-color:#ffffff;padding:2px 1pt;text-align:left;vertical-align:middle"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%">PIR - 2020</span></td><td colspan="3" style="background-color:#ffffff;padding:0 1pt"></td><td colspan="3" style="background-color:#ffffff;padding:2px 1pt;text-align:center;vertical-align:middle"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%">SD</span></td><td colspan="3" style="background-color:#ffffff;padding:0 1pt"></td><td colspan="3" style="background-color:#ffffff;padding:2px 1pt;text-align:left;vertical-align:middle"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%">Approved</span></td><td colspan="3" style="background-color:#ffffff;padding:0 1pt"></td><td colspan="3" style="background-color:#ffffff;padding:2px 1pt;text-align:right;vertical-align:middle"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%">05/31/20</span></td><td colspan="3" style="background-color:#ffffff;padding:0 1pt"></td><td colspan="3" style="background-color:#ffffff;padding:2px 1pt;text-align:right;vertical-align:middle"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%">1.6</span></td><td colspan="3" style="background-color:#ffffff;padding:0 1pt"></td><td colspan="3" style="background-color:#ffffff;padding:2px 1pt;text-align:right;vertical-align:middle"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%">09/01/20</span></td><td colspan="3" style="background-color:#ffffff;padding:0 1pt"></td><td colspan="3" style="background-color:#ffffff;padding:2px 1pt;text-align:left;vertical-align:middle"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%">Includes return on Merricourt and Astoria Station construction costs.</span></td></tr><tr><td colspan="3" style="background-color:#dbdbdb;padding:2px 1pt;text-align:left;vertical-align:middle"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%">TCR - 2021</span></td><td colspan="3" style="background-color:#dbdbdb;padding:0 1pt"></td><td colspan="3" style="background-color:#dbdbdb;padding:2px 1pt;text-align:center;vertical-align:middle"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%">SD</span></td><td colspan="3" style="background-color:#dbdbdb;padding:0 1pt"></td><td colspan="3" style="background-color:#dbdbdb;padding:2px 1pt;text-align:left;vertical-align:middle"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%">Approved</span></td><td colspan="3" style="background-color:#dbdbdb;padding:0 1pt"></td><td colspan="3" style="background-color:#dbdbdb;padding:2px 1pt;text-align:right;vertical-align:middle"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%">02/19/21</span></td><td colspan="3" style="background-color:#dbdbdb;padding:0 1pt"></td><td colspan="3" style="background-color:#dbdbdb;padding:2px 1pt;text-align:right;vertical-align:middle"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%">2.2</span></td><td colspan="3" style="background-color:#dbdbdb;padding:0 1pt"></td><td colspan="3" style="background-color:#dbdbdb;padding:2px 1pt;text-align:right;vertical-align:middle"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%">03/01/21</span></td><td colspan="3" style="background-color:#dbdbdb;padding:0 1pt"></td><td colspan="3" style="background-color:#dbdbdb;padding:2px 1pt;text-align:left;vertical-align:middle"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%">Includes recovery of two new transmission projects.</span></td></tr><tr><td colspan="3" style="background-color:#ffffff;padding:2px 1pt;text-align:left;vertical-align:middle"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%">RRR - 2021</span></td><td colspan="3" style="background-color:#ffffff;padding:0 1pt"></td><td colspan="3" style="background-color:#ffffff;padding:2px 1pt;text-align:center;vertical-align:middle"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%">ND</span></td><td colspan="3" style="background-color:#ffffff;padding:0 1pt"></td><td colspan="3" style="background-color:#ffffff;padding:2px 1pt;text-align:left;vertical-align:middle"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%">Approved</span></td><td colspan="3" style="background-color:#ffffff;padding:0 1pt"></td><td colspan="3" style="background-color:#ffffff;padding:2px 1pt;text-align:right;vertical-align:middle"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%">03/07/21</span></td><td colspan="3" style="background-color:#ffffff;padding:0 1pt"></td><td colspan="3" style="background-color:#ffffff;padding:2px 1pt;text-align:right;vertical-align:middle"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%">11.8</span></td><td colspan="3" style="background-color:#ffffff;padding:0 1pt"></td><td colspan="3" style="background-color:#ffffff;padding:2px 1pt;text-align:right;vertical-align:middle"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%">04/01/21</span></td><td colspan="3" style="background-color:#ffffff;padding:0 1pt"></td><td colspan="3" style="background-color:#ffffff;padding:2px 1pt;text-align:left;vertical-align:middle"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%">Includes return on Merricourt construction costs.</span></td></tr><tr><td colspan="3" style="background-color:#dbdbdb;padding:2px 1pt;text-align:left;vertical-align:middle"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%">GCG - 2021</span></td><td colspan="3" style="background-color:#dbdbdb;padding:0 1pt"></td><td colspan="3" style="background-color:#dbdbdb;padding:2px 1pt;text-align:center;vertical-align:middle"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%">ND</span></td><td colspan="3" style="background-color:#dbdbdb;padding:0 1pt"></td><td colspan="3" style="background-color:#dbdbdb;padding:2px 1pt;text-align:left;vertical-align:middle"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%">Requested</span></td><td colspan="3" style="background-color:#dbdbdb;padding:0 1pt"></td><td colspan="3" style="background-color:#dbdbdb;padding:2px 1pt;text-align:right;vertical-align:middle"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%">03/01/21</span></td><td colspan="3" style="background-color:#dbdbdb;padding:0 1pt"></td><td colspan="3" style="background-color:#dbdbdb;padding:2px 1pt;text-align:right;vertical-align:middle"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%">5.2</span></td><td colspan="3" style="background-color:#dbdbdb;padding:0 1pt"></td><td colspan="2" style="background-color:#dbdbdb;padding:2px 0 2px 1pt;text-align:right;vertical-align:middle"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%">&#8212;&#160;</span></td><td style="background-color:#dbdbdb;padding:2px 1pt 2px 0;text-align:right;vertical-align:middle"></td><td colspan="3" style="background-color:#dbdbdb;padding:0 1pt"></td><td colspan="3" style="background-color:#dbdbdb;padding:2px 1pt;text-align:left;vertical-align:middle"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%">Includes recovery of Astoria Station, net of anticipated savings associated with the retirement of Hoot Lake Plant.</span></td></tr><tr style="height:3pt"><td colspan="3" style="border-bottom:1pt solid #000;padding:0 1pt"></td><td colspan="3" style="border-bottom:1pt solid #000;padding:0 1pt"></td><td colspan="3" style="border-bottom:1pt solid #000;padding:0 1pt"></td><td colspan="3" style="border-bottom:1pt solid #000;padding:0 1pt"></td><td colspan="3" style="border-bottom:1pt solid #000;padding:0 1pt"></td><td colspan="3" style="border-bottom:1pt solid #000;padding:0 1pt"></td><td colspan="3" style="border-bottom:1pt solid #000;padding:0 1pt"></td><td colspan="3" style="border-bottom:1pt solid #000;padding:0 1pt"></td><td colspan="3" style="border-bottom:1pt solid #000;padding:0 1pt"></td><td colspan="3" style="border-bottom:1pt solid #000;padding:0 1pt"></td><td colspan="3" style="border-bottom:1pt solid #000;padding:0 1pt"></td><td colspan="3" style="border-bottom:1pt solid #000;padding:0 1pt"></td><td colspan="3" style="border-bottom:1pt solid #000;padding:0 1pt"></td></tr></table></div><div style="margin-bottom:6pt;margin-top:6pt"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:9pt;font-weight:700;line-height:115%">Minnesota TCR. </span><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:9pt;font-weight:400;line-height:115%">On May 1, 2017, the MPUC ordered OTP to include in the TCR rider retail rate base the Minnesota jurisdictional share of OTP's investments in certain transmission assets and all revenues received from other utilities under MISO's tariffed rates as a credit in its TCR revenue requirement calculations. The order had the effect of diverting interstate wholesale revenues that have been approved by the FERC to offset the FERC-approved expenses, effectively reducing OTP's recovery of FERC-approved expense levels. </span></div><div style="margin-bottom:6pt;margin-top:6pt"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:9pt;font-weight:400;line-height:115%">On August 18, 2017, OTP filed an appeal of the MPUC order with the Minnesota Court of Appeals to contest the portion of the order requiring OTP to jurisdictionally allocate costs of the FERC transmission projects in the TCR rider. On June 11, 2018, the Minnesota Court of Appeals reversed the MPUC's order. On July 11, 2018 the MPUC filed a petition for review of the decision to the Minnesota Supreme Court, which granted review of the appellate court decision. The Minnesota Supreme Court issued its opinion on April 22, 2020, concluding the MPUC lacked authority to amend an existing TCR rider approved under Minnesota state law to include the costs and revenues associated with these transmission projects and affirming the decision of the Minnesota Court of Appeals.</span></div><div style="margin-bottom:6pt;margin-top:6pt"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:9pt;font-weight:400;line-height:115%">On October 22, 2020, the MPUC approved OTP's request for a Minnesota TCR rider update with the exclusion of these transmission projects. In addition, the MPUC approved the inclusion of three new projects previously requested in the Minnesota TCR rider eligibility petition. Updated rates went into effect in January 2021. With this decision, one-half of the projected TCR rider tracker balance at December 2020 of $13.4 million will be included in the 2021 TCR rider annual revenue requirement, with the remainder included in the next annual update. The annual updates provide for recovery of approximately $2.6 million in MISO revenues credits to Minnesota customers through the TCR rider prior to September 30, 2020. As a result, OTP recognized additional rider revenue of $2.6 million during the third quarter of 2020.</span></div><div style="height:54pt;position:relative;width:100%"><div style="bottom:0;position:absolute;width:100%"><div style="text-align:right"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:9pt;font-weight:400;line-height:120%">22</span></div></div></div><div id="i3ccd65d188014ef19fc37bf6a1f38117_109"></div><hr style="page-break-after:always"/><div style="min-height:54pt;width:100%"><div><span style="color:#0000ff;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%;text-decoration:underline"><a style="color:#0000ff;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%;text-decoration:underline" href="#i3ccd65d188014ef19fc37bf6a1f38117_7">Table of </a><a style="color:#0000ff;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%;text-decoration:underline" href="#i3ccd65d188014ef19fc37bf6a1f38117_7">Contents</a></span></div></div><div style="margin-top:12pt"><table style="border-collapse:collapse;display:inline-table;margin-bottom:5pt;vertical-align:text-bottom;width:100.000%"><tr><td style="width:1.0%"></td><td style="width:39.038%"></td><td style="width:0.1%"></td><td style="width:1.0%"></td><td style="width:58.762%"></td><td style="width:0.1%"></td></tr><tr><td colspan="3" style="border-bottom:1pt solid #000;padding:2px 1pt;text-align:left;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:11pt;font-weight:700;line-height:100%">LIQUIDITY</span></td><td colspan="3" style="border-bottom:1pt solid #000;padding:0 1pt"></td></tr></table></div><div style="margin-top:9pt"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:9pt;font-weight:700;line-height:120%">LIQUIDITY OVERVIEW</span></div><div style="margin-bottom:6pt"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:9pt;font-weight:400;line-height:120%">We believe our financial condition is strong and our cash, other liquid assets, operating cash flows, existing lines of credit, access to capital markets, and borrowing ability because of investment-grade credit ratings, when taken together, provide us ample liquidity to conduct business operations and fund our capital expenditure plans. Our liquidity, including our operating cash flows and access to capital markets, can be impacted by macroeconomic factors outside of our control, such as those which may be caused by COVID-19. In addition, our liquidity could be impacted by non-compliance with covenants under our various debt instruments. As of March&#160;31, 2021, we were in compliance with all debt covenants (see the Financial Covenants section under Capital Resources below).</span></div><div style="margin-bottom:6pt"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:9pt;font-weight:400;line-height:120%">We continue to have sufficient liquidity under our credit facilities to support our business based on the current economic environment. We are closely monitoring our liquidity and capital market conditions given the uncertainty surrounding the impact of COVID-19, which could have an adverse effect on the availability and terms of future debt and equity financing.</span></div><div style="margin-bottom:3pt;margin-top:3pt"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:9pt;font-weight:400;line-height:120%">The following table presents the status of our lines of credit as of March&#160;31, 2021 and December 31, 2020:</span></div><div style="margin-bottom:6pt"><table style="border-collapse:collapse;display:inline-table;margin-bottom:5pt;vertical-align:text-bottom;width:100.000%"><tr><td style="width:1.0%"></td><td style="width:36.122%"></td><td style="width:0.1%"></td><td style="width:1.0%"></td><td style="width:10.011%"></td><td style="width:0.1%"></td><td style="width:0.1%"></td><td style="width:1.605%"></td><td style="width:0.1%"></td><td style="width:1.0%"></td><td style="width:10.011%"></td><td style="width:0.1%"></td><td style="width:0.1%"></td><td style="width:1.605%"></td><td style="width:0.1%"></td><td style="width:1.0%"></td><td style="width:10.011%"></td><td style="width:0.1%"></td><td style="width:0.1%"></td><td style="width:1.605%"></td><td style="width:0.1%"></td><td style="width:1.0%"></td><td style="width:10.011%"></td><td style="width:0.1%"></td><td style="width:0.1%"></td><td style="width:1.605%"></td><td style="width:0.1%"></td><td style="width:1.0%"></td><td style="width:10.014%"></td><td style="width:0.1%"></td></tr><tr><td colspan="3" style="padding:0 1pt"></td><td colspan="3" style="padding:0 1pt"></td><td colspan="3" style="padding:0 1pt"></td><td colspan="15" style="padding:2px 1pt;text-align:center;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-style:italic;font-weight:700;line-height:120%">2021</span></td><td colspan="3" style="padding:0 1pt"></td><td colspan="3" style="padding:2px 1pt;text-align:center;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-style:italic;font-weight:700;line-height:120%">2020</span></td></tr><tr><td colspan="3" style="padding:2px 1pt;text-align:left;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-style:italic;font-weight:700;line-height:120%">(in thousands)</span></td><td colspan="3" style="padding:2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-style:italic;font-weight:700;line-height:120%">Line Limit</span></td><td colspan="3" style="padding:0 1pt"></td><td colspan="3" style="border-top:1pt solid #000;padding:2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-style:italic;font-weight:700;line-height:120%">Amount Outstanding</span></td><td colspan="3" style="border-top:1pt solid #000;padding:0 1pt"></td><td colspan="3" style="border-top:1pt solid #000;padding:2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-style:italic;font-weight:700;line-height:120%">Letters <br/>of Credit</span></td><td colspan="3" style="border-top:1pt solid #000;padding:0 1pt"></td><td colspan="3" style="border-top:1pt solid #000;padding:2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-style:italic;font-weight:700;line-height:120%">Amount Available</span></td><td colspan="3" style="padding:0 1pt"></td><td colspan="3" style="border-top:1pt solid #000;padding:2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-style:italic;font-weight:700;line-height:120%">Amount Available</span></td></tr><tr style="height:3pt"><td colspan="3" style="border-top:1pt solid #000;padding:0 1pt"></td><td colspan="3" style="border-top:1pt solid #000;padding:0 1pt"></td><td colspan="3" style="border-top:1pt solid #000;padding:0 1pt"></td><td colspan="3" style="border-top:1pt solid #000;padding:0 1pt"></td><td colspan="3" style="border-top:1pt solid #000;padding:0 1pt"></td><td colspan="3" style="border-top:1pt solid #000;padding:0 1pt"></td><td colspan="3" style="border-top:1pt solid #000;padding:0 1pt"></td><td colspan="3" style="border-top:1pt solid #000;padding:0 1pt"></td><td colspan="3" style="border-top:1pt solid #000;padding:0 1pt"></td><td colspan="3" style="border-top:1pt solid #000;padding:0 1pt"></td></tr><tr><td colspan="3" style="background-color:#dbdbdb;padding:2px 1pt;text-align:left;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">Otter Tail Corporation Credit Agreement</span></td><td style="background-color:#dbdbdb;padding:2px 0 2px 1pt;text-align:left;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">$</span></td><td style="background-color:#dbdbdb;padding:2px 0;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">170,000&#160;</span></td><td style="background-color:#dbdbdb;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"></td><td colspan="3" style="background-color:#dbdbdb;padding:0 1pt"></td><td style="background-color:#dbdbdb;padding:2px 0 2px 1pt;text-align:left;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">$</span></td><td style="background-color:#dbdbdb;padding:2px 0;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">78,206&#160;</span></td><td style="background-color:#dbdbdb;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"></td><td colspan="3" style="background-color:#dbdbdb;padding:0 1pt"></td><td style="background-color:#dbdbdb;padding:2px 0 2px 1pt;text-align:left;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">$</span></td><td style="background-color:#dbdbdb;padding:2px 0;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">&#8212;&#160;</span></td><td style="background-color:#dbdbdb;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"></td><td colspan="3" style="background-color:#dbdbdb;padding:0 1pt"></td><td style="background-color:#dbdbdb;padding:2px 0 2px 1pt;text-align:left;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:120%">$</span></td><td style="background-color:#dbdbdb;padding:2px 0;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:120%">91,794</span><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">&#160;</span></td><td style="background-color:#dbdbdb;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"></td><td colspan="3" style="background-color:#dbdbdb;padding:0 1pt"></td><td style="background-color:#dbdbdb;padding:2px 0 2px 1pt;text-align:left;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">$</span></td><td style="background-color:#dbdbdb;padding:2px 0;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">104,834&#160;</span></td><td style="background-color:#dbdbdb;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"></td></tr><tr><td colspan="3" style="background-color:#ffffff;padding:2px 1pt;text-align:left;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">OTP Credit Agreement</span></td><td colspan="2" style="background-color:#ffffff;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">170,000&#160;</span></td><td style="background-color:#ffffff;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"></td><td colspan="3" style="background-color:#ffffff;padding:0 1pt"></td><td colspan="2" style="background-color:#ffffff;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">56,645&#160;</span></td><td style="background-color:#ffffff;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"></td><td colspan="3" style="background-color:#ffffff;padding:0 1pt"></td><td colspan="2" style="background-color:#ffffff;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">12,671&#160;</span></td><td style="background-color:#ffffff;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"></td><td colspan="3" style="background-color:#ffffff;padding:0 1pt"></td><td colspan="2" style="background-color:#ffffff;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:120%">100,684</span><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">&#160;</span></td><td style="background-color:#ffffff;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"></td><td colspan="3" style="background-color:#ffffff;padding:0 1pt"></td><td colspan="2" style="background-color:#ffffff;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">140,068&#160;</span></td><td style="background-color:#ffffff;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"></td></tr><tr><td colspan="3" style="background-color:#dbdbdb;border-top:1pt solid #000000;padding:2px 1pt 2px 7.75pt;text-align:left;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">Total</span></td><td style="background-color:#dbdbdb;border-top:1pt solid #000000;padding:2px 0 2px 1pt;text-align:left;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">$</span></td><td style="background-color:#dbdbdb;border-top:1pt solid #000000;padding:2px 0;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">340,000&#160;</span></td><td style="background-color:#dbdbdb;border-top:1pt solid #000000;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"></td><td colspan="3" style="background-color:#dbdbdb;border-top:1pt solid #000000;padding:0 1pt"></td><td style="background-color:#dbdbdb;border-top:1pt solid #000000;padding:2px 0 2px 1pt;text-align:left;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">$</span></td><td style="background-color:#dbdbdb;border-top:1pt solid #000000;padding:2px 0;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">134,851&#160;</span></td><td style="background-color:#dbdbdb;border-top:1pt solid #000000;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"></td><td colspan="3" style="background-color:#dbdbdb;border-top:1pt solid #000000;padding:0 1pt"></td><td style="background-color:#dbdbdb;border-top:1pt solid #000000;padding:2px 0 2px 1pt;text-align:left;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">$</span></td><td style="background-color:#dbdbdb;border-top:1pt solid #000000;padding:2px 0;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">12,671&#160;</span></td><td style="background-color:#dbdbdb;border-top:1pt solid #000000;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"></td><td colspan="3" style="background-color:#dbdbdb;border-top:1pt solid #000000;padding:0 1pt"></td><td style="background-color:#dbdbdb;border-top:1pt solid #000000;padding:2px 0 2px 1pt;text-align:left;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:120%">$</span></td><td style="background-color:#dbdbdb;border-top:1pt solid #000000;padding:2px 0;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:120%">192,478</span><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">&#160;</span></td><td style="background-color:#dbdbdb;border-top:1pt solid #000000;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"></td><td colspan="3" style="background-color:#dbdbdb;border-top:1pt solid #000000;padding:0 1pt"></td><td style="background-color:#dbdbdb;border-top:1pt solid #000000;padding:2px 0 2px 1pt;text-align:left;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">$</span></td><td style="background-color:#dbdbdb;border-top:1pt solid #000000;padding:2px 0;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">244,902&#160;</span></td><td style="background-color:#dbdbdb;border-top:1pt solid #000000;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"></td></tr></table></div><div style="margin-bottom:6pt"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:9pt;font-weight:400;line-height:120%">We have an internal risk tolerance metric to maintain a minimum of $50 million of liquidity under the Otter Tail Corporation Credit Agreement. Should additional liquidity be needed, this agreement includes an accordion feature allowing us to increase the amount available to $290 million, subject to certain terms and conditions. The OTP Credit Agreement also includes an accordion feature allowing OTP to increase that facility to $250 million, subject to certain terms and conditions.</span></div><div style="margin-top:9pt"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:9pt;font-weight:700;line-height:120%">CASH FLOWS</span></div><div style="margin-bottom:3pt"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:9pt;font-weight:400;line-height:120%">The following is a discussion of our cash flows for the three months ended March&#160;31, 2021 and 2020:</span></div><div style="margin-bottom:6pt"><table style="border-collapse:collapse;display:inline-table;margin-bottom:5pt;vertical-align:text-bottom;width:100.000%"><tr><td style="width:1.0%"></td><td style="width:74.872%"></td><td style="width:0.1%"></td><td style="width:1.0%"></td><td style="width:10.011%"></td><td style="width:0.1%"></td><td style="width:0.1%"></td><td style="width:1.605%"></td><td style="width:0.1%"></td><td style="width:1.0%"></td><td style="width:10.012%"></td><td style="width:0.1%"></td></tr><tr><td colspan="3" style="padding:2px 1pt;text-align:left;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-style:italic;font-weight:700;line-height:100%">(in thousands)</span></td><td colspan="3" style="padding:2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-style:italic;font-weight:700;line-height:100%">2021</span></td><td colspan="3" style="padding:0 1pt"></td><td colspan="3" style="padding:2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-style:italic;font-weight:700;line-height:100%">2020</span></td></tr><tr style="height:3pt"><td colspan="3" style="border-top:1pt solid #000;padding:0 1pt"></td><td colspan="3" style="border-top:1pt solid #000;padding:0 1pt"></td><td colspan="3" style="border-top:1pt solid #000;padding:0 1pt"></td><td colspan="3" style="border-top:1pt solid #000;padding:0 1pt"></td></tr><tr><td colspan="3" style="background-color:#dbdbdb;padding:2px 1pt;text-align:left;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%">Net Cash Provided by Operating Activities</span></td><td style="background-color:#dbdbdb;padding:2px 0 2px 1pt;text-align:left;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:100%">$</span></td><td style="background-color:#dbdbdb;padding:2px 0;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:100%">15,270</span><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%">&#160;</span></td><td style="background-color:#dbdbdb;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"></td><td colspan="3" style="background-color:#dbdbdb;padding:0 1pt"></td><td style="background-color:#dbdbdb;padding:2px 0 2px 1pt;text-align:left;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%">$</span></td><td style="background-color:#dbdbdb;padding:2px 0;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%">21,777&#160;</span></td><td style="background-color:#dbdbdb;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"></td></tr><tr style="height:3pt"><td colspan="3" style="border-bottom:1pt solid #000;padding:0 1pt"></td><td colspan="3" style="border-bottom:1pt solid #000;padding:0 1pt"></td><td colspan="3" style="border-bottom:1pt solid #000;padding:0 1pt"></td><td colspan="3" style="border-bottom:1pt solid #000;padding:0 1pt"></td></tr></table></div><div style="margin-bottom:6pt"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:9pt;font-weight:700;line-height:120%">Net Cash Provided by Operating Activities</span><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:9pt;font-weight:400;line-height:120%"> decreased $6.5 million for the three months ended March 31, 2021 compared to the three months ended March 31, 2020. An increase in net income in 2021 was more than offset by an increase in working capital requirements, which was primarily the result of increased accounts receivables within our Manufacturing and Plastics segments due to strong sales volumes and increased sales prices during the three months ended March 31, 2021. We made a discretionary contribution to our pension plan of $10.0 million during the three months ended March 31, 2021 compared to a contribution of $11.2 million in 2020. We do not anticipate making any further discretionary contributions to the pension plan in 2021.</span></div><div style="margin-bottom:6pt;margin-top:6pt"><table style="border-collapse:collapse;display:inline-table;margin-bottom:5pt;vertical-align:text-bottom;width:100.000%"><tr><td style="width:1.0%"></td><td style="width:74.872%"></td><td style="width:0.1%"></td><td style="width:1.0%"></td><td style="width:10.011%"></td><td style="width:0.1%"></td><td style="width:0.1%"></td><td style="width:1.605%"></td><td style="width:0.1%"></td><td style="width:1.0%"></td><td style="width:10.012%"></td><td style="width:0.1%"></td></tr><tr><td colspan="3" style="padding:2px 1pt;text-align:left;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-style:italic;font-weight:700;line-height:100%">(in thousands)</span></td><td colspan="3" style="padding:2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-style:italic;font-weight:700;line-height:100%">2021</span></td><td colspan="3" style="padding:0 1pt"></td><td colspan="3" style="padding:2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-style:italic;font-weight:700;line-height:100%">2020</span></td></tr><tr style="height:3pt"><td colspan="3" style="border-top:1pt solid #000;padding:0 1pt"></td><td colspan="3" style="border-top:1pt solid #000;padding:0 1pt"></td><td colspan="3" style="border-top:1pt solid #000;padding:0 1pt"></td><td colspan="3" style="border-top:1pt solid #000;padding:0 1pt"></td></tr><tr><td colspan="3" style="background-color:#dbdbdb;padding:2px 1pt;text-align:left;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%">Net Cash Used in Investing Activities</span></td><td style="background-color:#dbdbdb;padding:2px 0 2px 1pt;text-align:left;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:100%">$</span></td><td style="background-color:#dbdbdb;padding:2px 0;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:100%">49,020</span><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%">&#160;</span></td><td style="background-color:#dbdbdb;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"></td><td colspan="3" style="background-color:#dbdbdb;padding:0 1pt"></td><td style="background-color:#dbdbdb;padding:2px 0 2px 1pt;text-align:left;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%">$</span></td><td style="background-color:#dbdbdb;padding:2px 0;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%">75,059&#160;</span></td><td style="background-color:#dbdbdb;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"></td></tr><tr style="height:3pt"><td colspan="3" style="border-bottom:1pt solid #000;padding:0 1pt"></td><td colspan="3" style="border-bottom:1pt solid #000;padding:0 1pt"></td><td colspan="3" style="border-bottom:1pt solid #000;padding:0 1pt"></td><td colspan="3" style="border-bottom:1pt solid #000;padding:0 1pt"></td></tr></table></div><div style="margin-bottom:6pt;margin-top:6pt"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:9pt;font-weight:700;line-height:120%">Net Cash Used in Investing Activities </span><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:9pt;font-weight:400;line-height:120%">decreased $26.0 million for the three months ended March 31, 2021 compared to the three months ended March 31, 2020. The decrease is primarily the result of lower capital investment within our Electric segment as capital spending on our large generation assets, Merricourt and Astoria Station, were largely completed in the fourth quarter of 2020. </span></div><div style="margin-bottom:6pt;margin-top:6pt"><table style="border-collapse:collapse;display:inline-table;margin-bottom:5pt;vertical-align:text-bottom;width:100.000%"><tr><td style="width:1.0%"></td><td style="width:74.872%"></td><td style="width:0.1%"></td><td style="width:1.0%"></td><td style="width:10.011%"></td><td style="width:0.1%"></td><td style="width:0.1%"></td><td style="width:1.605%"></td><td style="width:0.1%"></td><td style="width:1.0%"></td><td style="width:10.012%"></td><td style="width:0.1%"></td></tr><tr><td colspan="3" style="padding:2px 1pt;text-align:left;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-style:italic;font-weight:700;line-height:100%">(in thousands)</span></td><td colspan="3" style="padding:2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-style:italic;font-weight:700;line-height:100%">2021</span></td><td colspan="3" style="padding:0 1pt"></td><td colspan="3" style="padding:2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-style:italic;font-weight:700;line-height:100%">2020</span></td></tr><tr style="height:3pt"><td colspan="3" style="border-top:1pt solid #000;padding:0 1pt"></td><td colspan="3" style="border-top:1pt solid #000;padding:0 1pt"></td><td colspan="3" style="border-top:1pt solid #000;padding:0 1pt"></td><td colspan="3" style="border-top:1pt solid #000;padding:0 1pt"></td></tr><tr><td colspan="3" style="background-color:#dbdbdb;padding:2px 1pt;text-align:left;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%">Net Cash Provided by Financing Activities</span></td><td style="background-color:#dbdbdb;padding:2px 0 2px 1pt;text-align:left;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:100%">$</span></td><td style="background-color:#dbdbdb;padding:2px 0;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:100%">33,799</span><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%">&#160;</span></td><td style="background-color:#dbdbdb;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"></td><td colspan="3" style="background-color:#dbdbdb;padding:0 1pt"></td><td style="background-color:#dbdbdb;padding:2px 0 2px 1pt;text-align:left;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%">$</span></td><td style="background-color:#dbdbdb;padding:2px 0;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%">39,967&#160;</span></td><td style="background-color:#dbdbdb;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"></td></tr><tr style="height:3pt"><td colspan="3" style="border-bottom:1pt solid #000;padding:0 1pt"></td><td colspan="3" style="border-bottom:1pt solid #000;padding:0 1pt"></td><td colspan="3" style="border-bottom:1pt solid #000;padding:0 1pt"></td><td colspan="3" style="border-bottom:1pt solid #000;padding:0 1pt"></td></tr></table></div><div style="margin-bottom:6pt;margin-top:6pt"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:9pt;font-weight:700;line-height:120%">Net Cash Provided by Financing Activities</span><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:9pt;font-weight:400;line-height:120%"> decreased $6.2 million for the three months ended March 31, 2021 compared to the three months ended March 31, 2020, primarily as a result of a decrease in financing needs given the lower level of capital spending in our Electric segment in 2021. Financing activities in the three months ended March 31, 2021 included a net borrowing increase of $53.9 million under our line of credit facilities and a dividend payment of $16.2 million ($0.39 per share). </span></div><div style="margin-bottom:6pt;margin-top:6pt"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:9pt;font-weight:400;line-height:120%">Financing activities in the three months ended March 31, 2020 included proceeds of $35.0 million from the issuance of long-term debt, a net borrowing increase of $13.9 million under our line of credit facilities and $6.2 million in proceeds raised from the issuance of common stock, net of issuance costs. We paid a dividend of $14.9 million ($0.37 per share) in the three months ended March 31, 2020.   </span></div><div id="i3ccd65d188014ef19fc37bf6a1f38117_1396"></div><div><span><br/></span></div><div style="height:54pt;position:relative;width:100%"><div style="bottom:0;position:absolute;width:100%"><div style="text-align:right"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:9pt;font-weight:400;line-height:120%">23</span></div></div></div><hr style="page-break-after:always"/><div style="min-height:54pt;width:100%"><div><span style="color:#0000ff;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%;text-decoration:underline"><a style="color:#0000ff;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%;text-decoration:underline" href="#i3ccd65d188014ef19fc37bf6a1f38117_7">Table of </a><a style="color:#0000ff;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%;text-decoration:underline" href="#i3ccd65d188014ef19fc37bf6a1f38117_7">Contents</a></span></div></div><div><table style="border-collapse:collapse;display:inline-table;margin-bottom:5pt;vertical-align:text-bottom;width:100.000%"><tr><td style="width:1.0%"></td><td style="width:39.038%"></td><td style="width:0.1%"></td><td style="width:1.0%"></td><td style="width:58.762%"></td><td style="width:0.1%"></td></tr><tr><td colspan="3" style="border-bottom:1pt solid #000;padding:2px 1pt;text-align:left;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:11pt;font-weight:700;line-height:100%">CAPITAL REQUIREMENTS</span></td><td colspan="3" style="border-bottom:1pt solid #000;padding:0 1pt"></td></tr></table></div><div id="i3ccd65d188014ef19fc37bf6a1f38117_1420"></div><div style="margin-top:9pt"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:9pt;font-weight:700;line-height:120%">CAPITAL EXPENDITURES</span></div><div style="margin-bottom:6pt"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:9pt;font-weight:400;line-height:120%">We have a capital expenditure program for expanding, upgrading and improving our plants and operating equipment. Typical uses of cash for capital expenditures are investments in electric generation facilities and environmental upgrades, transmission and distribution lines, manufacturing facilities and upgrades, equipment used in the manufacturing process, and computer hardware and information systems. Our capital expenditure program is subject to review and is revised in light of changes in demands for energy, technology, environmental laws, regulatory changes, business expansion opportunities, the costs of labor, materials and equipment and our financial condition. Refer to Item 7, </span><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:9pt;font-style:italic;font-weight:400;line-height:120%">Management's Discussion and Analysis of Financial Condition and Results of Operations,</span><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:9pt;font-weight:400;line-height:120%"> of our </span><span style="color:#0000ff;font-family:'Calibri',sans-serif;font-size:9pt;font-weight:400;line-height:120%;text-decoration:underline"><a style="color:#0000ff;font-family:'Calibri',sans-serif;font-size:9pt;font-weight:400;line-height:120%;text-decoration:underline" href="https://www.sec.gov/ix?doc=/Archives/edgar/data/1466593/000146659321000011/ottr-20201231.htm">Form 10-K</a></span><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:9pt;font-weight:400;line-height:120%"> for the year ended December 31, 2020 for our capital expenditure plan for the five year period from 2021 through 2025.</span></div><div id="i3ccd65d188014ef19fc37bf6a1f38117_1427"></div><div style="margin-top:9pt"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:9pt;font-weight:700;line-height:120%">CONTRACTUAL OBLIGATIONS</span></div><div style="margin-bottom:6pt"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:9pt;font-weight:400;line-height:120%">Our contractual obligations primarily include principal and interest payments due under our outstanding debt obligations, commitments to acquire coal, energy and capacity commitments, payments to meet our postretirement benefit obligations, and payment obligations under land easement and leasing arrangements. Our contractual obligations as of December 31, 2020 are included in Item 7, </span><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:9pt;font-style:italic;font-weight:400;line-height:120%">Management's Discussion and Analysis of Financial Condition and Results of Operations,</span><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:9pt;font-weight:400;line-height:120%"> of our </span><span style="color:#0000ff;font-family:'Calibri',sans-serif;font-size:9pt;font-weight:400;line-height:120%;text-decoration:underline"><a style="color:#0000ff;font-family:'Calibri',sans-serif;font-size:9pt;font-weight:400;line-height:120%;text-decoration:underline" href="https://www.sec.gov/ix?doc=/Archives/edgar/data/1466593/000146659321000011/ottr-20201231.htm">Form 10-K</a></span><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:9pt;font-weight:400;line-height:120%"> for the year ended December 31, 2020. There were no material in our contractual obligations outside of the ordinary course of our business during the three months ended March 31, 2021.</span></div><div id="i3ccd65d188014ef19fc37bf6a1f38117_1412"></div><div style="margin-top:9pt"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:9pt;font-weight:700;line-height:120%">COMMON STOCK DIVIDENDS</span></div><div style="margin-bottom:9pt"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:9pt;font-weight:400;line-height:120%">We paid dividends to our common stockholders totaling $16.2 million, or $0.39 per share, in the first three months of 2021. The determination of the amount of future cash dividends to be paid will depend on, among other things, our financial condition, improvement in earnings per share, cash flows from operations, the level of our capital expenditures and our future business prospects. As a result of certain statutory limitations or regulatory or financing agreements, restrictions could occur on the amount of distributions allowed to be made by our subsidiaries. See Note 10 to our consolidated financial statements included in this report on Form 10-Q for additional information. The decision to declare a dividend is reviewed quarterly by our Board of Directors. </span></div><div id="i3ccd65d188014ef19fc37bf6a1f38117_115"></div><div style="margin-bottom:6pt"><table style="border-collapse:collapse;display:inline-table;margin-bottom:5pt;vertical-align:text-bottom;width:100.000%"><tr><td style="width:1.0%"></td><td style="width:39.038%"></td><td style="width:0.1%"></td><td style="width:1.0%"></td><td style="width:58.762%"></td><td style="width:0.1%"></td></tr><tr><td colspan="3" style="border-bottom:1pt solid #000;padding:2px 1pt;text-align:left;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:11pt;font-weight:700;line-height:100%">CAPITAL RESOURCES</span></td><td colspan="3" style="border-bottom:1pt solid #000;padding:0 1pt"></td></tr></table></div><div style="margin-bottom:6pt;margin-top:3pt"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:9pt;font-weight:400;line-height:120%">Financial flexibility is provided by operating cash flows, unused lines of credit, and access to capital markets, which is aided by strong financial coverages and investment grade credit ratings. Equity or debt financing will be required in the period 2021 through 2025 to support our capital investments, primarily within our Electric segment to fund construction of new rate base and transmission investments. In addition, we may issue equity or debt financing to opportunistically reduce borrowings under our lines of credit, to satisfy or early retire our outstanding long-term debt, or to finance potential acquisition opportunities or for other corporate purposes. </span></div><div style="margin-top:9pt"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:9pt;font-weight:700;line-height:120%">REGISTRATION STATEMENTS</span></div><div style="margin-bottom:6pt"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:9pt;font-weight:400;line-height:120%">On May 3, 2021 we filed two registration statements with the SEC. The first statement, a shelf registration, allows us to offer for sale, from time to time, either separately or together in any combination, equity, debt or other securities described in the registration statement. The second registration statement allows for the issuance of up to 1,500,000 common shares under our Automatic Dividend Reinvestment and Share Purchase Plan, which provides our common shareholders, retail customers of OTP and other interested investors a method of purchasing our common shares by reinvesting their dividends and/or making optional cash investments. Share purchased under the plan may be new issue common shares or common shares purchased on the open market. Both registration statements expire in May 2024. </span></div><div style="margin-top:9pt"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:9pt;font-weight:700;line-height:120%">SHORT-TERM DEBT</span></div><div style="margin-bottom:3pt"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:9pt;font-weight:400;line-height:120%">Otter Tail Corporation and Otter Tail Power Company are each party to a credit agreement (the OTC Credit Agreement and OTP Credit Agreement, respectively) which provide for unsecured revolving lines of credit. The following is a summary of key provisions and borrowing information as of and for the three months ended March&#160;31, 2021:</span></div><div style="margin-bottom:3pt"><table style="border-collapse:collapse;display:inline-table;margin-bottom:5pt;vertical-align:text-bottom;width:100.000%"><tr><td style="width:1.0%"></td><td style="width:72.927%"></td><td style="width:0.1%"></td><td style="width:1.0%"></td><td style="width:10.983%"></td><td style="width:0.1%"></td><td style="width:0.1%"></td><td style="width:1.605%"></td><td style="width:0.1%"></td><td style="width:1.0%"></td><td style="width:10.985%"></td><td style="width:0.1%"></td></tr><tr><td colspan="3" style="padding:2px 1pt;text-align:left;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-style:italic;font-weight:700;line-height:100%">(in thousands, except interest rates)</span></td><td colspan="3" style="padding:2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-style:italic;font-weight:700;line-height:100%">OTC Credit Agreement</span></td><td colspan="3" style="padding:0 1pt"></td><td colspan="3" style="padding:2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-style:italic;font-weight:700;line-height:100%">OTP Credit Agreement</span></td></tr><tr style="height:3pt"><td colspan="3" style="border-top:1pt solid #000;padding:0 1pt"></td><td colspan="3" style="border-top:1pt solid #000;padding:0 1pt"></td><td colspan="3" style="border-top:1pt solid #000;padding:0 1pt"></td><td colspan="3" style="border-top:1pt solid #000;padding:0 1pt"></td></tr><tr><td colspan="3" style="background-color:#dbdbdb;padding:2px 1pt;text-align:left;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%">Borrowing Limit</span></td><td style="background-color:#dbdbdb;padding:2px 0 2px 1pt;text-align:left;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%">$</span></td><td style="background-color:#dbdbdb;padding:2px 0;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%">170,000&#160;</span></td><td style="background-color:#dbdbdb;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"></td><td colspan="3" style="background-color:#dbdbdb;padding:0 1pt"></td><td style="background-color:#dbdbdb;padding:2px 0 2px 1pt;text-align:left;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%">$</span></td><td style="background-color:#dbdbdb;padding:2px 0;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%">170,000&#160;</span></td><td style="background-color:#dbdbdb;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"></td></tr><tr><td colspan="3" style="background-color:#ffffff;padding:2px 1pt;text-align:left;vertical-align:bottom"><div><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%">Borrowing Limit if Accordion Exercised</span><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:5.2pt;font-weight:400;line-height:100%;position:relative;top:-2.8pt;vertical-align:baseline">1</span></div></td><td colspan="2" style="background-color:#ffffff;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%">290,000&#160;</span></td><td style="background-color:#ffffff;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"></td><td colspan="3" style="background-color:#ffffff;padding:0 1pt"></td><td colspan="2" style="background-color:#ffffff;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%">250,000&#160;</span></td><td style="background-color:#ffffff;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"></td></tr><tr><td colspan="3" style="background-color:#dbdbdb;padding:2px 1pt;text-align:left;vertical-align:bottom"><div><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%">Amount Restricted Due to Outstanding Letters of Credit as of March&#160;31, 2021</span></div></td><td colspan="2" style="background-color:#dbdbdb;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%">&#8212;&#160;</span></td><td style="background-color:#dbdbdb;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"></td><td colspan="3" style="background-color:#dbdbdb;padding:0 1pt"></td><td colspan="2" style="background-color:#dbdbdb;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%">12,671&#160;</span></td><td style="background-color:#dbdbdb;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"></td></tr><tr><td colspan="3" style="background-color:#ffffff;padding:2px 1pt;text-align:left;vertical-align:bottom"><div><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%">Amount Outstanding as of March&#160;31, 2021</span></div></td><td colspan="2" style="background-color:#ffffff;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%">78,206&#160;</span></td><td style="background-color:#ffffff;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"></td><td colspan="3" style="background-color:#ffffff;padding:0 1pt"></td><td colspan="2" style="background-color:#ffffff;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%">56,645&#160;</span></td><td style="background-color:#ffffff;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"></td></tr><tr><td colspan="3" style="background-color:#dbdbdb;padding:2px 1pt;text-align:left;vertical-align:bottom"><div><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%">Average Amount Outstanding During the Three Months Ended March 31, 2021</span></div></td><td colspan="2" style="background-color:#dbdbdb;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%">68,737&#160;</span></td><td style="background-color:#dbdbdb;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"></td><td colspan="3" style="background-color:#dbdbdb;padding:0 1pt"></td><td colspan="2" style="background-color:#dbdbdb;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%">38,007&#160;</span></td><td style="background-color:#dbdbdb;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"></td></tr><tr><td colspan="3" style="background-color:#ffffff;padding:2px 1pt;text-align:left;vertical-align:bottom"><div><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%">Maximum Amount Outstanding During the Three Months Ended March 31, 2021</span></div></td><td colspan="2" style="background-color:#ffffff;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%">79,718&#160;</span></td><td style="background-color:#ffffff;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"></td><td colspan="3" style="background-color:#ffffff;padding:0 1pt"></td><td colspan="2" style="background-color:#ffffff;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%">69,674&#160;</span></td><td style="background-color:#ffffff;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"></td></tr><tr><td colspan="3" style="background-color:#dbdbdb;padding:2px 1pt;text-align:left;vertical-align:bottom"><div><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%">Interest Rate as of March&#160;31, 2021</span></div></td><td colspan="2" style="background-color:#dbdbdb;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%">1.6&#160;</span></td><td style="background-color:#dbdbdb;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%">%</span></td><td colspan="3" style="background-color:#dbdbdb;padding:0 1pt"></td><td colspan="2" style="background-color:#dbdbdb;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%">1.4&#160;</span></td><td style="background-color:#dbdbdb;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%">%</span></td></tr><tr><td colspan="3" style="background-color:#ffffff;padding:2px 1pt;text-align:left;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%">Maturity Date</span></td><td colspan="3" style="background-color:#ffffff;padding:2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%">October 31, 2024</span></td><td colspan="3" style="background-color:#ffffff;padding:0 1pt"></td><td colspan="3" style="background-color:#ffffff;padding:2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%">October 31, 2024</span></td></tr><tr style="height:3pt"><td colspan="3" style="padding:0 1pt"></td><td colspan="3" style="padding:0 1pt"></td><td colspan="3" style="padding:0 1pt"></td><td colspan="3" style="padding:0 1pt"></td></tr><tr style="height:3pt"><td colspan="3" style="border-top:1pt solid #000;padding:0 1pt"></td><td colspan="3" style="border-top:1pt solid #000;padding:0 1pt"></td><td colspan="3" style="border-top:1pt solid #000;padding:0 1pt"></td><td colspan="3" style="border-top:1pt solid #000;padding:0 1pt"></td></tr><tr><td colspan="3" style="padding:2px 1pt;text-align:left;vertical-align:bottom"><div><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:4.55pt;font-style:italic;font-weight:400;line-height:100%;position:relative;top:-2.44pt;vertical-align:baseline">1</span><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:7pt;font-style:italic;font-weight:400;line-height:100%">Each facility includes an accordion featuring allowing the borrower to increase the borrowing limit if certain terms and conditions are met.</span></div></td><td colspan="3" style="padding:0 1pt"></td><td colspan="3" style="padding:0 1pt"></td><td colspan="3" style="padding:0 1pt"></td></tr></table></div><div style="margin-top:6pt"><span><br/></span></div><div style="height:54pt;position:relative;width:100%"><div style="bottom:0;position:absolute;width:100%"><div style="text-align:right"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:9pt;font-weight:400;line-height:120%">24</span></div></div></div><hr style="page-break-after:always"/><div style="min-height:54pt;width:100%"><div><span style="color:#0000ff;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%;text-decoration:underline"><a style="color:#0000ff;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%;text-decoration:underline" href="#i3ccd65d188014ef19fc37bf6a1f38117_7">Table of </a><a style="color:#0000ff;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%;text-decoration:underline" href="#i3ccd65d188014ef19fc37bf6a1f38117_7">Contents</a></span></div></div><div style="margin-top:6pt"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:9pt;font-weight:700;line-height:120%">LONG-TERM DEBT </span></div><div style="margin-bottom:6pt"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:9pt;font-weight:400;line-height:120%">At March&#160;31, 2021, we had $767.0 million of principal outstanding under long-term debt arrangements. These instruments generally provide for unsecured borrowings at fixed rates of interest with maturities ranging from 2021 to 2050. Note 6 to our consolidated financial statements included in this report on Form 10-Q includes additional information regarding these instruments. One OTP debt instrument with a principal balance of $140.0 million matures in December 2021. We anticipate issuing long-term debt in 2021 with the proceeds used to satisfy this maturing instrument. </span></div><div><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:9pt;font-weight:700;line-height:120%">Financial Covenants</span></div><div style="margin-bottom:6pt"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:9pt;font-weight:400;line-height:120%">Certain of our short- and long-debt agreements require Otter Tail Corporation and OTP to maintain certain financial covenants. As of March 31, 2021, we were in compliance with these financial covenants as further described below: </span></div><div style="margin-bottom:6pt;padding-left:9pt"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:9pt;font-weight:700;line-height:120%">Otter Tail Corporation</span><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:9pt;font-weight:400;line-height:120%"> under its financial covenants, may not permit its ratio of Interest-Bearing Debt to Total Capitalization to exceed 0.60 to 1.00, may not permit its Interest and Dividend Coverage Ratio to be less than 1.50 to 1.00, and may not permit its Priority Indebtedness to exceed 10% of our Total Capitalization. As of March&#160;31, 2021, our Interest-Bearing Debt to Total Capitalization was 0.50 to 1.00, our Interest and Dividend Coverage Ratio was 4.62 to 1.00 and we had no Priority Indebtedness outstanding.</span></div><div style="margin-bottom:6pt;padding-left:9pt"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:9pt;font-weight:700;line-height:120%">OTP</span><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:9pt;font-weight:400;line-height:120%"> under its financial covenants, may not permit its ratio of Debt to Total Capitalization to exceed 0.60 to 1.00, may not permit its Interest and Dividend Coverage Ratio to be less than 1.50 to 1.00, and may not permit its Priority Debt to exceed 20% of its Total Capitalization. As of March&#160;31, 2021, OTP's Interest-Bearing Debt to Total Capitalization was 0.47 to 1.00, its Interest and Dividend Coverage Ratio was 3.55 to 1.00 and it had no Priority Indebtedness outstanding. </span></div><div style="margin-bottom:6pt"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:9pt;font-weight:400;line-height:120%">None of our debt agreements include any provisions that would trigger an acceleration of the related debt as a result of changes in the credit rating levels assigned to the related obligor by rating agencies.</span></div><div id="i3ccd65d188014ef19fc37bf6a1f38117_118"></div><div style="margin-top:12pt"><table style="border-collapse:collapse;display:inline-table;margin-bottom:5pt;vertical-align:text-bottom;width:100.000%"><tr><td style="width:1.0%"></td><td style="width:39.038%"></td><td style="width:0.1%"></td><td style="width:1.0%"></td><td style="width:58.762%"></td><td style="width:0.1%"></td></tr><tr><td colspan="3" style="border-bottom:1pt solid #000;padding:2px 1pt;text-align:left;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:11pt;font-weight:700;line-height:100%">OFF-BALANCE-SHEET ARRANGEMENTS</span></td><td colspan="3" style="border-bottom:1pt solid #000;padding:0 1pt"></td></tr></table></div><div style="margin-bottom:6pt;margin-top:3pt"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:9pt;font-weight:400;line-height:120%">As of March&#160;31, 2021 we have outstanding letters of credit totaling $16.4 million, a portion of which reduces our borrowing capacity under our lines of credit. No outstanding letters of credit are reflected in outstanding short-term debt on our consolidated balance sheets. We do not have any other off-balance-sheet arrangements or any relationships with unconsolidated entities or financial partnerships. These entities are often referred to as structured finance special purpose entities or variable interest entities, which are established for the purpose of facilitating off-balance-sheet arrangements or for other contractually narrow or limited purposes. We are not exposed to any financing, liquidity, market or credit risk that could arise if we had such relationships.</span></div><div id="i3ccd65d188014ef19fc37bf6a1f38117_1457"></div><div style="margin-top:12pt"><table style="border-collapse:collapse;display:inline-table;margin-bottom:5pt;vertical-align:text-bottom;width:100.000%"><tr><td style="width:1.0%"></td><td style="width:58.761%"></td><td style="width:0.1%"></td><td style="width:1.0%"></td><td style="width:39.039%"></td><td style="width:0.1%"></td></tr><tr><td colspan="3" style="border-bottom:1pt solid #000;padding:2px 1pt;text-align:left;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:11pt;font-weight:700;line-height:100%">CRITICAL ACCOUNTING POLICIES INVOLVING SIGNIFICANT ESTIMATES</span></td><td colspan="3" style="border-bottom:1pt solid #000;padding:0 1pt"></td></tr></table></div><div style="margin-bottom:6pt;margin-top:3pt"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:9pt;font-weight:400;line-height:120%">The discussion and analysis of our results of operations are based on financial statements prepared in accordance with accounting principles generally accepted in the United States of America. Certain of our accounting policies require management to make estimates and judgments that affect the reported amounts of assets, liabilities, revenues and expenses, and related disclosure of contingent assets and liabilities in the preparation of our consolidated financial statements. We have disclosed in our Annual Report on </span><span style="color:#0000ff;font-family:'Calibri',sans-serif;font-size:9pt;font-weight:400;line-height:120%;text-decoration:underline"><a style="color:#0000ff;font-family:'Calibri',sans-serif;font-size:9pt;font-weight:400;line-height:120%;text-decoration:underline" href="https://www.sec.gov/ix?doc=/Archives/edgar/data/1466593/000146659321000011/ottr-20201231.htm">Form 10</a><a style="color:#0000ff;font-family:'Calibri',sans-serif;font-size:9pt;font-weight:400;line-height:120%;text-decoration:underline" href="https://www.sec.gov/ix?doc=/Archives/edgar/data/1466593/000146659321000011/ottr-20201231.htm">-K</a></span><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:9pt;font-weight:400;line-height:120%"> for the year ended December&#160;31, 2020 the critical accounting policies that affect our most significant estimates and assumptions used in preparing our consolidated financial statements. There have been no material changes to our critical accounting policies and estimates from those disclosed in this Form 10-K.  </span><span style="color:#000000;font-family:'Times New Roman',sans-serif;font-size:10pt;font-weight:400;line-height:120%">   </span></div><div id="i3ccd65d188014ef19fc37bf6a1f38117_121"></div><div style="margin-top:12pt"><table style="border-collapse:collapse;display:inline-table;margin-bottom:5pt;vertical-align:text-bottom;width:100.000%"><tr><td style="width:1.0%"></td><td style="width:8.205%"></td><td style="width:0.1%"></td><td style="width:1.0%"></td><td style="width:89.595%"></td><td style="width:0.1%"></td></tr><tr><td colspan="3" style="background-color:#000000;padding:2px 1pt;text-align:left;vertical-align:top"><span style="color:#ffffff;font-family:'Calibri',sans-serif;font-size:11pt;font-weight:700;line-height:100%">ITEM 3.</span></td><td colspan="3" style="background-color:#000000;padding:2px 1pt;text-align:left;vertical-align:bottom"><span style="color:#ffffff;font-family:'Calibri',sans-serif;font-size:11pt;font-weight:700;line-height:100%">QUANTITATIVE AND QUALITATIVE DISCLOSURES ABOUT MARKET RISK</span></td></tr></table></div><div style="margin-bottom:6pt;margin-top:3pt"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:9pt;font-weight:400;line-height:120%">There have been no material changes in our market risk from those disclosed in Item 7A, </span><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:9pt;font-style:italic;font-weight:400;line-height:120%">Quantitative and Qualitative Disclosures About Market Risk, </span><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:9pt;font-weight:400;line-height:120%">in our Annual Report on </span><span style="color:#0000ff;font-family:'Calibri',sans-serif;font-size:9pt;font-weight:400;line-height:120%;text-decoration:underline"><a style="color:#0000ff;font-family:'Calibri',sans-serif;font-size:9pt;font-weight:400;line-height:120%;text-decoration:underline" href="https://www.sec.gov/ix?doc=/Archives/edgar/data/1466593/000146659321000011/ottr-20201231.htm">Form 10-K</a></span><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:9pt;font-weight:400;line-height:120%"> for the year ended December&#160;31, 2020.</span></div><div id="i3ccd65d188014ef19fc37bf6a1f38117_124"></div><div style="margin-top:12pt"><table style="border-collapse:collapse;display:inline-table;margin-bottom:5pt;vertical-align:text-bottom;width:100.000%"><tr><td style="width:1.0%"></td><td style="width:8.205%"></td><td style="width:0.1%"></td><td style="width:1.0%"></td><td style="width:89.595%"></td><td style="width:0.1%"></td></tr><tr><td colspan="3" style="background-color:#000000;padding:2px 1pt;text-align:left;vertical-align:top"><span style="color:#ffffff;font-family:'Calibri',sans-serif;font-size:11pt;font-weight:700;line-height:100%">ITEM 4.</span></td><td colspan="3" style="background-color:#000000;padding:2px 1pt;text-align:left;vertical-align:bottom"><span style="color:#ffffff;font-family:'Calibri',sans-serif;font-size:11pt;font-weight:700;line-height:100%">CONTROLS AND PROCEDURES</span></td></tr></table></div><div style="margin-bottom:6pt;margin-top:3pt"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:9pt;font-style:italic;font-weight:700;line-height:120%">Evaluation of Disclosures Controls and Procedures</span><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:9pt;font-weight:700;line-height:120%">.</span><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:9pt;font-weight:400;line-height:120%"> Under the supervision and with the participation of the Company&#8217;s management, including the Chief Executive Officer and the Chief Financial Officer, we evaluated the effectiveness of the design and operation of our disclosure controls and procedures (as defined in Rule 13a-15(e) under the Securities Exchange Act of 1934 (the Exchange Act)) as of March&#160;31, 2021, the end of the period covered by this report. Based on that evaluation, the Chief Executive Officer and Chief Financial Officer concluded that our disclosure controls and procedures were effective as of March&#160;31, 2021.</span></div><div style="margin-bottom:6pt"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:9pt;font-style:italic;font-weight:700;line-height:120%">Changes in Internal Control over Financial Reporting</span><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:9pt;font-weight:700;line-height:120%">.</span><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:9pt;font-weight:400;line-height:120%"> There were no changes in our internal control over financial reporting (as defined in Rules 13a-15(f) under the Exchange Act) during the quarter ended March&#160;31, 2021 that have materially affected, or are reasonably likely to materially affect, our internal control over financial reporting.</span></div><div style="margin-bottom:6pt"><span><br/></span></div><div style="height:54pt;position:relative;width:100%"><div style="bottom:0;position:absolute;width:100%"><div style="text-align:right"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:9pt;font-weight:400;line-height:120%">25</span></div></div></div><div id="i3ccd65d188014ef19fc37bf6a1f38117_127"></div><hr style="page-break-after:always"/><div style="min-height:54pt;width:100%"><div><span style="color:#0000ff;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%;text-decoration:underline"><a style="color:#0000ff;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%;text-decoration:underline" href="#i3ccd65d188014ef19fc37bf6a1f38117_7">Table of </a><a style="color:#0000ff;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%;text-decoration:underline" href="#i3ccd65d188014ef19fc37bf6a1f38117_7">Contents</a></span></div></div><div style="margin-bottom:6pt;margin-top:12pt"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:16pt;font-weight:700;line-height:120%">PART II. OTHER INFORMATION</span></div><div id="i3ccd65d188014ef19fc37bf6a1f38117_130"></div><div style="margin-top:12pt"><table style="border-collapse:collapse;display:inline-table;margin-bottom:5pt;vertical-align:text-bottom;width:100.000%"><tr><td style="width:1.0%"></td><td style="width:8.205%"></td><td style="width:0.1%"></td><td style="width:1.0%"></td><td style="width:19.316%"></td><td style="width:0.1%"></td><td style="width:1.0%"></td><td style="width:17.788%"></td><td style="width:0.1%"></td><td style="width:1.0%"></td><td style="width:50.291%"></td><td style="width:0.1%"></td></tr><tr><td colspan="3" style="background-color:#000000;padding:2px 1pt;text-align:left;vertical-align:bottom"><span style="color:#ffffff;font-family:'Calibri',sans-serif;font-size:11pt;font-weight:700;line-height:100%">ITEM 1.</span></td><td colspan="3" style="background-color:#000000;padding:2px 1pt;text-align:left;vertical-align:bottom"><span style="color:#ffffff;font-family:'Calibri',sans-serif;font-size:11pt;font-weight:700;line-height:100%">LEGAL PROCEEDINGS</span></td><td colspan="3" style="background-color:#000000;padding:0 1pt"></td><td colspan="3" style="background-color:#000000;padding:0 1pt"></td></tr></table></div><div style="margin-bottom:6pt;margin-top:3pt"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:9pt;font-weight:400;line-height:120%">We are the subject of various legal and regulatory proceedings in the ordinary course of our business. Such matters are subject to many uncertainties and to outcomes that are not predictable with assurance. We record a liability in our consolidated financial statements for costs related to claims, including future legal costs, settlements and judgments, where we have assessed that a loss is probable, and an amount can be reasonably estimated. Material proceedings are described under </span><span style="color:#0000ff;font-family:'Calibri',sans-serif;font-size:9pt;font-weight:400;line-height:120%;text-decoration:underline"><a style="color:#0000ff;font-family:'Calibri',sans-serif;font-size:9pt;font-weight:400;line-height:120%;text-decoration:underline" href="#i3ccd65d188014ef19fc37bf6a1f38117_64">Note </a><a style="color:#0000ff;font-family:'Calibri',sans-serif;font-size:9pt;font-weight:400;line-height:120%;text-decoration:underline" href="#i3ccd65d188014ef19fc37bf6a1f38117_64">9</a><a style="color:#0000ff;font-family:'Calibri',sans-serif;font-size:9pt;font-weight:400;line-height:120%;text-decoration:underline" href="#i3ccd65d188014ef19fc37bf6a1f38117_64">, </a></span><span style="color:#0000ff;font-family:'Calibri',sans-serif;font-size:9pt;font-style:italic;font-weight:400;line-height:120%;text-decoration:underline"><a style="color:#0000ff;font-family:'Calibri',sans-serif;font-size:9pt;font-style:italic;font-weight:400;line-height:120%;text-decoration:underline" href="#i3ccd65d188014ef19fc37bf6a1f38117_64">Commitments and Contingencies</a></span><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:9pt;font-style:italic;font-weight:400;line-height:120%">,</span><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:9pt;font-weight:400;line-height:120%"> to the consolidated financial statements.</span></div><div id="i3ccd65d188014ef19fc37bf6a1f38117_133"></div><div style="margin-top:12pt"><table style="border-collapse:collapse;display:inline-table;margin-bottom:5pt;vertical-align:text-bottom;width:100.000%"><tr><td style="width:1.0%"></td><td style="width:8.205%"></td><td style="width:0.1%"></td><td style="width:1.0%"></td><td style="width:17.788%"></td><td style="width:0.1%"></td><td style="width:1.0%"></td><td style="width:17.788%"></td><td style="width:0.1%"></td><td style="width:1.0%"></td><td style="width:17.788%"></td><td style="width:0.1%"></td><td style="width:1.0%"></td><td style="width:32.931%"></td><td style="width:0.1%"></td></tr><tr><td colspan="3" style="background-color:#000000;padding:2px 1pt;text-align:left;vertical-align:bottom"><span style="color:#ffffff;font-family:'Calibri',sans-serif;font-size:11pt;font-weight:700;line-height:100%">ITEM 1A.</span></td><td colspan="3" style="background-color:#000000;padding:2px 1pt;text-align:left;vertical-align:bottom"><span style="color:#ffffff;font-family:'Calibri',sans-serif;font-size:11pt;font-weight:700;line-height:100%">RISK FACTORS</span></td><td colspan="3" style="background-color:#000000;padding:0 1pt"></td><td colspan="3" style="background-color:#000000;padding:0 1pt"></td><td colspan="3" style="background-color:#000000;padding:0 1pt"></td></tr></table></div><div style="margin-top:3pt"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:9pt;font-weight:400;line-height:120%">There have been no material changes from the risk factors disclosed in Item 1A, </span><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:9pt;font-style:italic;font-weight:400;line-height:120%">Risk Factors,</span><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:9pt;font-weight:400;line-height:120%"> of our Annual Report on </span><span style="color:#0000ff;font-family:'Calibri',sans-serif;font-size:9pt;font-weight:400;line-height:120%;text-decoration:underline"><a style="color:#0000ff;font-family:'Calibri',sans-serif;font-size:9pt;font-weight:400;line-height:120%;text-decoration:underline" href="https://www.sec.gov/ix?doc=/Archives/edgar/data/1466593/000146659321000011/ottr-20201231.htm">Form 10-K</a></span><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:9pt;font-weight:400;line-height:120%"> for the year ended December&#160;31, 2020.</span></div><div id="i3ccd65d188014ef19fc37bf6a1f38117_1390"></div><div style="margin-top:12pt"><table style="border-collapse:collapse;display:inline-table;margin-bottom:5pt;vertical-align:text-bottom;width:100.000%"><tr><td style="width:1.0%"></td><td style="width:8.205%"></td><td style="width:0.1%"></td><td style="width:1.0%"></td><td style="width:17.788%"></td><td style="width:0.1%"></td><td style="width:1.0%"></td><td style="width:17.788%"></td><td style="width:0.1%"></td><td style="width:1.0%"></td><td style="width:17.788%"></td><td style="width:0.1%"></td><td style="width:1.0%"></td><td style="width:32.931%"></td><td style="width:0.1%"></td></tr><tr><td colspan="3" style="background-color:#000000;padding:2px 1pt;text-align:left;vertical-align:bottom"><span style="color:#ffffff;font-family:'Calibri',sans-serif;font-size:11pt;font-weight:700;line-height:100%">ITEM 2.</span></td><td colspan="12" style="background-color:#000000;padding:2px 1pt;text-align:left;vertical-align:bottom"><span style="color:#ffffff;font-family:'Calibri',sans-serif;font-size:11pt;font-weight:700;line-height:100%">UNREGISTERED SALES OF EQUITY SECURITIES AND USE OF PROCEEDS</span></td></tr></table></div><div style="margin-bottom:3pt;margin-top:3pt"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:9pt;font-weight:400;line-height:120%">We do not have a publicly announced stock repurchase program. The following tables presents common shares of the Company that were surrendered to us by employees to pay taxes in connection with shares issued for incentive awards in February 2021 under our 2014 Stock Incentive Plan:</span><table style="border-collapse:collapse;display:inline-table;margin-bottom:5pt;vertical-align:text-bottom;width:100.000%"><tr><td style="width:1.0%"></td><td style="width:74.872%"></td><td style="width:0.1%"></td><td style="width:1.0%"></td><td style="width:10.011%"></td><td style="width:0.1%"></td><td style="width:0.1%"></td><td style="width:1.605%"></td><td style="width:0.1%"></td><td style="width:1.0%"></td><td style="width:10.012%"></td><td style="width:0.1%"></td></tr><tr><td colspan="3" style="padding:2px 1pt;text-align:left;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:100%">Calendar Month</span></td><td colspan="3" style="padding:2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:100%">Total Number <br/>of Shares Purchased</span></td><td colspan="3" style="padding:0 1pt"></td><td colspan="3" style="padding:2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:100%">Average Price Paid per Share</span></td></tr><tr style="height:3pt"><td colspan="3" style="border-top:1pt solid #000;padding:0 1pt"></td><td colspan="3" style="border-top:1pt solid #000;padding:0 1pt"></td><td colspan="3" style="border-top:1pt solid #000;padding:0 1pt"></td><td colspan="3" style="border-top:1pt solid #000;padding:0 1pt"></td></tr><tr><td colspan="3" style="background-color:#dbdbdb;padding:2px 1pt;text-align:left;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%">January 2021</span></td><td colspan="2" style="background-color:#dbdbdb;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%">&#8212;&#160;</span></td><td style="background-color:#dbdbdb;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"></td><td colspan="3" style="background-color:#dbdbdb;padding:0 1pt"></td><td style="background-color:#dbdbdb;padding:2px 0 2px 1pt;text-align:left;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%">$</span></td><td style="background-color:#dbdbdb;padding:2px 0;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%">&#8212;&#160;</span></td><td style="background-color:#dbdbdb;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"></td></tr><tr><td colspan="3" style="background-color:#ffffff;padding:2px 1pt;text-align:left;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%">February 2021</span></td><td colspan="2" style="background-color:#ffffff;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%">35,701&#160;</span></td><td style="background-color:#ffffff;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"></td><td colspan="3" style="background-color:#ffffff;padding:0 1pt"></td><td colspan="2" style="background-color:#ffffff;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%">42.21&#160;</span></td><td style="background-color:#ffffff;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"></td></tr><tr><td colspan="3" style="background-color:#dbdbdb;padding:2px 1pt;text-align:left;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%">March 2021</span></td><td colspan="2" style="background-color:#dbdbdb;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%">&#8212;&#160;</span></td><td style="background-color:#dbdbdb;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"></td><td colspan="3" style="background-color:#dbdbdb;padding:0 1pt"></td><td colspan="2" style="background-color:#dbdbdb;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%">&#8212;&#160;</span></td><td style="background-color:#dbdbdb;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"></td></tr><tr><td colspan="3" style="background-color:#ffffff;border-top:1pt solid #000;padding:2px 1pt 2px 7pt;text-align:left;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%">Total</span></td><td colspan="2" style="background-color:#ffffff;border-top:1pt solid #000;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%">35,701&#160;</span></td><td style="background-color:#ffffff;border-top:1pt solid #000;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"></td><td colspan="3" style="background-color:#ffffff;border-top:1pt solid #000;padding:0 1pt"></td><td style="background-color:#ffffff;border-top:1pt solid #000;padding:2px 0 2px 1pt;text-align:left;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%">$</span></td><td style="background-color:#ffffff;border-top:1pt solid #000;padding:2px 0;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%">42.21&#160;</span></td><td style="background-color:#ffffff;border-top:1pt solid #000;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"></td></tr></table></div><div id="i3ccd65d188014ef19fc37bf6a1f38117_136"></div><div style="-sec-extract:summary;margin-bottom:3pt;margin-top:12pt"><table style="border-collapse:collapse;display:inline-table;margin-bottom:5pt;vertical-align:text-bottom;width:100.000%"><tr><td style="width:1.0%"></td><td style="width:8.205%"></td><td style="width:0.1%"></td><td style="width:1.0%"></td><td style="width:17.788%"></td><td style="width:0.1%"></td><td style="width:1.0%"></td><td style="width:17.788%"></td><td style="width:0.1%"></td><td style="width:1.0%"></td><td style="width:17.788%"></td><td style="width:0.1%"></td><td style="width:1.0%"></td><td style="width:32.931%"></td><td style="width:0.1%"></td></tr><tr><td colspan="3" style="background-color:#000000;padding:2px 1pt;text-align:left;vertical-align:bottom"><span style="color:#ffffff;font-family:'Calibri',sans-serif;font-size:11pt;font-weight:700;line-height:100%">ITEM 6.</span></td><td colspan="3" style="background-color:#000000;padding:2px 1pt;text-align:left;vertical-align:bottom"><span style="color:#ffffff;font-family:'Calibri',sans-serif;font-size:11pt;font-weight:700;line-height:100%">EXHIBITS</span></td><td colspan="3" style="background-color:#000000;padding:0 1pt"></td><td colspan="3" style="background-color:#000000;padding:0 1pt"></td><td colspan="3" style="background-color:#000000;padding:0 1pt"></td></tr></table></div><div style="margin-bottom:3pt;margin-top:3pt"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:9pt;font-weight:400;line-height:120%">The following Exhibits are filed as part of, or incorporated by reference into, this report.</span><table style="border-collapse:collapse;display:inline-table;margin-bottom:5pt;vertical-align:text-bottom;width:100.000%"><tr><td style="width:1.0%"></td><td style="width:6.538%"></td><td style="width:0.1%"></td><td colspan="3" style="display:none"></td><td colspan="3" style="display:none"></td><td style="width:1.0%"></td><td style="width:91.262%"></td><td style="width:0.1%"></td></tr><tr><td colspan="3" style="display:none"></td><td colspan="3" style="display:none"></td><td colspan="3" style="display:none"></td></tr><tr><td colspan="3" style="border-bottom:1pt solid #000;padding:2px 1pt;text-align:left;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:120%">&#160;No.</span></td><td colspan="3" style="display:none"></td><td colspan="3" style="display:none"></td><td colspan="3" style="border-bottom:1pt solid #000;padding:2px 1pt;text-align:center;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:120%">Description</span></td></tr><tr><td colspan="3" style="background-color:#dbdbdb;border-top:1pt solid #000;padding:2px 1pt;text-align:left;vertical-align:top"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">31.1</span></td><td colspan="3" style="display:none"></td><td colspan="3" style="display:none"></td><td colspan="3" style="background-color:#dbdbdb;border-top:1pt solid #000;padding:2px 1pt;text-align:left;vertical-align:top"><div><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">&#8212;</span><span style="color:#0000ff;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%;text-decoration:underline"><a style="-sec-extract:exhibit;color:#0000ff;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%;text-decoration:underline" href="a2021q110qex311.htm">Certification of Chief Executive Officer Pursuant to Section 302 of the Sarbanes-Oxley Act of 2002.</a></span></div></td></tr><tr><td colspan="3" style="background-color:#ffffff;padding:2px 1pt;text-align:left;vertical-align:top"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">31.2</span></td><td colspan="3" style="display:none"></td><td colspan="3" style="display:none"></td><td colspan="3" style="background-color:#ffffff;padding:2px 1pt;text-align:left;vertical-align:top"><div><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">&#8212;</span><span style="color:#0000ff;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%;text-decoration:underline"><a style="-sec-extract:exhibit;color:#0000ff;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%;text-decoration:underline" href="a2021q110qex312.htm">Certification of Chief Financial Officer Pursuant to Section 302 of the Sarbanes-Oxley Act of 2002.</a></span></div></td></tr><tr><td colspan="3" style="background-color:#dbdbdb;padding:2px 1pt;text-align:left;vertical-align:top"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">32.1</span></td><td colspan="3" style="display:none"></td><td colspan="3" style="display:none"></td><td colspan="3" style="background-color:#dbdbdb;padding:2px 1pt;text-align:left;vertical-align:top"><div><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">&#8212;</span><span style="color:#0000ff;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%;text-decoration:underline"><a style="-sec-extract:exhibit;color:#0000ff;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%;text-decoration:underline" href="a2021q110qex321.htm">Certification of Chief Executive Officer Pursuant to Section 906 of the Sarbanes-Oxley Act of 2002.</a></span></div></td></tr><tr><td colspan="3" style="background-color:#ffffff;padding:2px 1pt;text-align:left;vertical-align:top"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">32.2</span></td><td colspan="3" style="display:none"></td><td colspan="3" style="display:none"></td><td colspan="3" style="background-color:#ffffff;padding:2px 1pt;text-align:left;vertical-align:top"><div><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">&#8212;</span><span style="color:#0000ff;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%;text-decoration:underline"><a style="-sec-extract:exhibit;color:#0000ff;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%;text-decoration:underline" href="a2021q110qex322.htm">Certification of Chief Financial Officer Pursuant to Section 906 of the Sarbanes-Oxley Act of 2002.</a></span></div></td></tr><tr><td colspan="3" style="background-color:#dbdbdb;padding:2px 1pt;text-align:left;vertical-align:top"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">101.SCH</span></td><td colspan="3" style="display:none"></td><td colspan="3" style="display:none"></td><td colspan="3" style="background-color:#dbdbdb;padding:2px 1pt;text-align:left;vertical-align:top"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">&#8212;Inline XBRL Taxonomy Extension Schema Document.</span></td></tr><tr><td colspan="3" style="background-color:#ffffff;padding:2px 1pt;text-align:left;vertical-align:top"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">101.CAL</span></td><td colspan="3" style="display:none"></td><td colspan="3" style="display:none"></td><td colspan="3" style="background-color:#ffffff;padding:2px 1pt;text-align:left;vertical-align:top"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">&#8212;Inline XBRL Taxonomy Extension Calculation Linkbase Document.</span></td></tr><tr><td colspan="3" style="background-color:#dbdbdb;padding:2px 1pt;text-align:left;vertical-align:top"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">101.LAB</span></td><td colspan="3" style="display:none"></td><td colspan="3" style="display:none"></td><td colspan="3" style="background-color:#dbdbdb;padding:2px 1pt;text-align:left;vertical-align:top"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">&#8212;Inline XBRL Taxonomy Extension Label Linkbase Document.</span></td></tr><tr><td colspan="3" style="background-color:#ffffff;padding:2px 1pt;text-align:left;vertical-align:top"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">101.PRE</span></td><td colspan="3" style="display:none"></td><td colspan="3" style="display:none"></td><td colspan="3" style="background-color:#ffffff;padding:2px 1pt;text-align:left;vertical-align:top"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">&#8212;Inline XBRL Taxonomy Extension Presentation Linkbase Document.</span></td></tr><tr><td colspan="3" style="background-color:#dbdbdb;padding:2px 1pt;text-align:left;vertical-align:top"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">101.DEF</span></td><td colspan="3" style="display:none"></td><td colspan="3" style="display:none"></td><td colspan="3" style="background-color:#dbdbdb;padding:2px 1pt;text-align:left;vertical-align:top"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">&#8212;Inline XBRL Taxonomy Extension Definition Linkbase Document.</span></td></tr><tr><td colspan="3" style="background-color:#ffffff;padding:2px 1pt;text-align:left;vertical-align:top"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">104</span></td><td colspan="3" style="display:none"></td><td colspan="3" style="display:none"></td><td colspan="3" style="background-color:#ffffff;padding:2px 1pt;text-align:left;vertical-align:top"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">&#8212;Cover Page Interactive Data File (formatted as Inline XBRL and contained in Exhibit 101).</span></td></tr><tr style="height:3pt"><td colspan="3" style="border-bottom:1pt solid #000;padding:0 1pt"></td><td colspan="3" style="display:none"></td><td colspan="3" style="display:none"></td><td colspan="3" style="border-bottom:1pt solid #000;padding:0 1pt"></td></tr></table></div><div style="margin-bottom:3pt"><span><br/></span></div><div style="height:54pt;position:relative;width:100%"><div style="bottom:0;position:absolute;width:100%"><div style="-sec-extract:summary;text-align:right"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:9pt;font-weight:400;line-height:120%">26</span></div></div></div><div id="i3ccd65d188014ef19fc37bf6a1f38117_139"></div><hr style="page-break-after:always"/><div style="min-height:54pt;width:100%"><div><span style="color:#0000ff;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%;text-decoration:underline"><a style="color:#0000ff;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%;text-decoration:underline" href="#i3ccd65d188014ef19fc37bf6a1f38117_7">Table of </a><a style="color:#0000ff;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%;text-decoration:underline" href="#i3ccd65d188014ef19fc37bf6a1f38117_7">Contents</a></span></div></div><div style="margin-bottom:6pt;text-align:center"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:11pt;font-weight:700;line-height:120%">SIGNATURES</span></div><div style="margin-bottom:6pt"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:9pt;font-weight:400;line-height:120%">Pursuant to the requirements of Section 13 or 15(d) of the Securities Exchange Act of 1934, the registrant has duly caused this report to be signed on its behalf by the undersigned, thereunto duly authorized.</span></div><div style="margin-bottom:6pt"><table style="border-collapse:collapse;display:inline-table;margin-bottom:5pt;vertical-align:text-bottom;width:94.722%"><tr><td style="width:1.0%"></td><td style="width:52.419%"></td><td style="width:0.1%"></td><td style="width:1.0%"></td><td style="width:3.005%"></td><td style="width:0.1%"></td><td style="width:1.0%"></td><td style="width:41.276%"></td><td style="width:0.1%"></td></tr><tr><td colspan="3" style="padding:2px 1pt;text-align:left;vertical-align:top"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:9pt;font-weight:400;line-height:120%">&#160;</span></td><td colspan="6" style="padding:2px 1pt;text-align:left;vertical-align:top"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:9pt;font-weight:400;line-height:120%">OTTER TAIL CORPORATION</span></td></tr><tr style="height:3pt"><td colspan="3" style="padding:0 1pt"></td><td colspan="3" style="padding:0 1pt"></td><td colspan="3" style="padding:0 1pt"></td></tr><tr><td colspan="3" style="padding:2px 1pt;text-align:left;vertical-align:top"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:9pt;font-weight:400;line-height:120%">&#160;</span></td><td colspan="3" style="padding:2px 1pt;text-align:left;vertical-align:top"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:9pt;font-weight:400;line-height:120%">By:</span></td><td colspan="3" style="padding:2px 1pt;text-align:left;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:9pt;font-weight:400;line-height:120%;text-decoration:underline">/s/&#160;Kevin G. Moug</span></td></tr><tr><td colspan="3" style="padding:2px 1pt;text-align:left;vertical-align:top"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:9pt;font-weight:400;line-height:120%">&#160;</span></td><td colspan="3" style="padding:2px 1pt;text-align:left;vertical-align:top"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:9pt;font-weight:400;line-height:120%">&#160;</span></td><td colspan="3" style="padding:2px 1pt;text-align:left;vertical-align:top"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:9pt;font-weight:400;line-height:120%">Kevin G. Moug<br/>Chief Financial Officer and Senior Vice President<br/>(duly authorized officer and principal financial officer)</span></td></tr><tr style="height:3pt"><td colspan="3" style="padding:0 1pt"></td><td colspan="3" style="padding:0 1pt"></td><td colspan="3" style="padding:0 1pt"></td></tr><tr><td colspan="3" style="padding:2px 1pt;text-align:left;vertical-align:top"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:9pt;font-weight:400;line-height:120%">&#160;</span></td><td colspan="3" style="padding:0 1pt"></td><td colspan="3" style="padding:2px 1pt;text-align:left;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:9pt;font-weight:400;line-height:100%;text-decoration:underline">Dated: May 7, 2021</span></td></tr></table></div><div style="height:54pt;position:relative;width:100%"><div style="bottom:0;position:absolute;width:100%"><div style="text-align:right"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:9pt;font-weight:400;line-height:120%">27</span></div></div></div></body></html>
</XBRL>
</TEXT>
</DOCUMENT>
<DOCUMENT>
<TYPE>EX-31.1
<SEQUENCE>2
<FILENAME>a2021q110qex311.htm
<DESCRIPTION>EX-31.1
<TEXT>
<!DOCTYPE html PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN" "http://www.w3.org/TR/html4/loose.dtd"><html><head>
<!-- Document created using Wdesk -->
<!-- Copyright 2021 Workiva -->
<title>Document</title></head><body><div id="id5d204668c0d4cf2be74af6b98d3decd_1"></div><div style="min-height:54pt;width:100%"><div><font><br></font></div></div><div style="margin-bottom:12pt;text-align:right"><font style="color:#000000;font-family:'Calibri',sans-serif;font-size:11pt;font-weight:700;line-height:120%">Exhibit 31.1</font><font style="color:#000000;font-family:'Calibri',sans-serif;font-size:11pt;font-weight:400;line-height:120%">&#160;</font></div><div style="text-align:center"><font style="color:#000000;font-family:'Calibri',sans-serif;font-size:9pt;font-weight:700;line-height:120%">CERTIFICATION PURSUANT TO</font></div><div style="margin-bottom:12pt;text-align:center"><font style="color:#000000;font-family:'Calibri',sans-serif;font-size:9pt;font-weight:700;line-height:120%">SECTION 302 OF THE SARBANES-OXLEY ACT OF 2002</font></div><div style="margin-bottom:6pt"><font style="color:#000000;font-family:'Calibri',sans-serif;font-size:9pt;font-weight:400;line-height:120%">I, Charles S. MacFarlane, certify that&#58;</font></div><div style="margin-bottom:6pt;padding-left:54pt;text-indent:-18pt"><font style="color:#000000;font-family:'Calibri',sans-serif;font-size:9pt;font-weight:400;line-height:120%">1.</font><font style="color:#000000;font-family:'Calibri',sans-serif;font-size:9pt;font-weight:400;line-height:120%;padding-left:11.17pt">I have reviewed this Quarterly Report on Form 10-Q of Otter Tail Corporation&#59;</font></div><div style="margin-bottom:6pt;padding-left:54pt;text-indent:-18pt"><font style="color:#000000;font-family:'Calibri',sans-serif;font-size:9pt;font-weight:400;line-height:120%">2.</font><font style="color:#000000;font-family:'Calibri',sans-serif;font-size:9pt;font-weight:400;line-height:120%;padding-left:11.17pt">Based on my knowledge, this report does not contain any untrue statement of a material fact or omit to state a material fact necessary to make the statements made, in light of the circumstances under which such statements were made, not misleading with respect to the period covered by this report&#59;</font></div><div style="margin-bottom:6pt;padding-left:54pt;text-indent:-18pt"><font style="color:#000000;font-family:'Calibri',sans-serif;font-size:9pt;font-weight:400;line-height:120%">3.</font><font style="color:#000000;font-family:'Calibri',sans-serif;font-size:9pt;font-weight:400;line-height:120%;padding-left:11.17pt">Based on my knowledge, the financial statements, and other financial information included in this report, fairly present in all material respects the financial condition, results of operations and cash flows of the registrant as of, and for, the periods presented in this report&#59;</font></div><div style="margin-bottom:6pt;padding-left:54pt;text-indent:-18pt"><font style="color:#000000;font-family:'Calibri',sans-serif;font-size:9pt;font-weight:400;line-height:120%">4.</font><font style="color:#000000;font-family:'Calibri',sans-serif;font-size:9pt;font-weight:400;line-height:120%;padding-left:11.17pt">The registrant&#8217;s other certifying officer and I are responsible for establishing and maintaining disclosure controls and procedures (as defined in Exchange Act Rules 13a-15(e) and 15d-15(e)) and internal control over financial reporting (as defined in Exchange Act Rules 13a-15(f) and 15d-15(f)) for the registrant and have&#58;</font></div><div style="margin-bottom:6pt;padding-left:54pt"><font style="color:#000000;font-family:'Calibri',sans-serif;font-size:9pt;font-weight:400;line-height:120%">(a)</font><font style="color:#000000;font-family:'Calibri',sans-serif;font-size:9pt;font-weight:400;line-height:120%;padding-left:8.25pt">designed such disclosure controls and procedures, or caused such disclosure controls and procedures to be designed under our supervision, to ensure that material information relating to the registrant, including its consolidated subsidiaries, is made known to us by others within those entities, particularly during the period in which this report is being prepared&#59;</font></div><div style="margin-bottom:6pt;padding-left:54pt"><font style="color:#000000;font-family:'Calibri',sans-serif;font-size:9pt;font-weight:400;line-height:120%">(b)</font><font style="color:#000000;font-family:'Calibri',sans-serif;font-size:9pt;font-weight:400;line-height:120%;padding-left:7.84pt">designed such internal control over financial reporting, or caused such internal control over financial reporting to be designed under our supervision, to provide reasonable assurance regarding the reliability of financial reporting and the preparation of financial statements for external purposes in accordance with generally accepted accounting principles&#59;</font></div><div style="margin-bottom:6pt;padding-left:54pt"><font style="color:#000000;font-family:'Calibri',sans-serif;font-size:9pt;font-weight:400;line-height:120%">(c)</font><font style="color:#000000;font-family:'Calibri',sans-serif;font-size:9pt;font-weight:400;line-height:120%;padding-left:8.76pt">evaluated the effectiveness of the registrant&#8217;s disclosure controls and procedures and presented in this report our conclusions about the effectiveness of the disclosure controls and procedures, as of the end of the period covered by this report based on such evaluation&#59; and</font></div><div style="margin-bottom:6pt;padding-left:54pt"><font style="color:#000000;font-family:'Calibri',sans-serif;font-size:9pt;font-weight:400;line-height:120%">(d)</font><font style="color:#000000;font-family:'Calibri',sans-serif;font-size:9pt;font-weight:400;line-height:120%;padding-left:7.84pt">disclosed in this report any change in the registrant&#8217;s internal control over financial reporting that occurred during the registrant&#8217;s most recent fiscal quarter (the registrant&#8217;s fourth fiscal quarter in the case of an annual report) that has materially affected, or is reasonably likely to materially affect, the registrant&#8217;s internal control over financial reporting&#59; and</font></div><div style="margin-bottom:6pt;padding-left:54pt;text-indent:-18pt"><font style="color:#000000;font-family:'Calibri',sans-serif;font-size:9pt;font-weight:400;line-height:120%">5.</font><font style="color:#000000;font-family:'Calibri',sans-serif;font-size:9pt;font-weight:400;line-height:120%;padding-left:11.17pt">The registrant&#8217;s other certifying officer and I have disclosed, based on our most recent evaluation of internal control over financial reporting, to the registrant&#8217;s auditors and the audit committee of the registrant&#8217;s board of directors (or persons performing the equivalent functions)&#58;</font></div><div style="margin-bottom:6pt;padding-left:54pt"><font style="color:#000000;font-family:'Calibri',sans-serif;font-size:9pt;font-weight:400;line-height:120%">(a)</font><font style="color:#000000;font-family:'Calibri',sans-serif;font-size:9pt;font-weight:400;line-height:120%;padding-left:8.25pt">all significant deficiencies and material weaknesses in the design or operation of internal control over financial reporting which are reasonably likely to adversely affect the registrant&#8217;s ability to record, process, summarize and report financial information&#59; and</font></div><div style="margin-bottom:21pt;padding-left:54pt"><font style="color:#000000;font-family:'Calibri',sans-serif;font-size:9pt;font-weight:400;line-height:120%">(b)</font><font style="color:#000000;font-family:'Calibri',sans-serif;font-size:9pt;font-weight:400;line-height:120%;padding-left:7.84pt">any fraud, whether or not material, that involves management or other employees who have a significant role in the registrant&#8217;s internal control over financial reporting.</font></div><div style="margin-bottom:6pt"><table style="border-collapse:collapse;display:inline-table;margin-bottom:5pt;vertical-align:text-bottom;width:94.722%"><tr><td style="width:1.0%"></td><td style="width:38.929%"></td><td style="width:0.1%"></td><td style="width:1.0%"></td><td style="width:58.871%"></td><td style="width:0.1%"></td></tr><tr><td colspan="3" style="padding:2px 1pt;text-align:left;vertical-align:bottom"><div><font style="color:#000000;font-family:'Calibri',sans-serif;font-size:9pt;font-weight:400;line-height:120%">Date&#58; May&#160;7, 2021</font></div></td><td colspan="3" style="padding:0 1pt"></td></tr><tr style="height:3pt"><td colspan="3" style="padding:0 1pt"></td><td colspan="3" style="padding:0 1pt"></td></tr><tr><td colspan="3" style="padding:2px 1pt;text-align:left;vertical-align:bottom"><div><font style="color:#000000;font-family:'Calibri',sans-serif;font-size:9pt;font-weight:400;line-height:120%;text-decoration:underline">&#47;s&#47;&#160;Charles S. MacFarlane</font></div><div><font style="color:#000000;font-family:'Calibri',sans-serif;font-size:9pt;font-weight:400;line-height:120%">Charles S. MacFarlane</font></div><div><font style="color:#000000;font-family:'Calibri',sans-serif;font-size:9pt;font-weight:400;line-height:120%">President and Chief Executive Officer</font></div></td><td colspan="3" style="padding:0 1pt"></td></tr></table></div><div><font><br></font></div><div style="height:54pt;position:relative;width:100%"><div style="bottom:0;position:absolute;width:100%"><div><font><br></font></div></div></div></body></html>
</TEXT>
</DOCUMENT>
<DOCUMENT>
<TYPE>EX-31.2
<SEQUENCE>3
<FILENAME>a2021q110qex312.htm
<DESCRIPTION>EX-31.2
<TEXT>
<!DOCTYPE html PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN" "http://www.w3.org/TR/html4/loose.dtd"><html><head>
<!-- Document created using Wdesk -->
<!-- Copyright 2021 Workiva -->
<title>Document</title></head><body><div id="i261cebce88d94ea9ad186379154142ee_1"></div><div style="min-height:54pt;width:100%"><div><font><br></font></div></div><div style="margin-bottom:12pt;text-align:right"><font style="color:#000000;font-family:'Calibri',sans-serif;font-size:11pt;font-weight:700;line-height:120%">Exhibit 31.2</font></div><div style="text-align:center"><font style="color:#000000;font-family:'Calibri',sans-serif;font-size:9pt;font-weight:700;line-height:120%">CERTIFICATION PURSUANT TO</font></div><div style="margin-bottom:12pt;text-align:center"><font style="color:#000000;font-family:'Calibri',sans-serif;font-size:9pt;font-weight:700;line-height:120%">SECTION 302 OF THE SARBANES-OXLEY ACT OF 2002</font></div><div style="margin-bottom:6pt"><font style="color:#000000;font-family:'Calibri',sans-serif;font-size:9pt;font-weight:400;line-height:120%">I, Kevin G. Moug, certify that&#58;</font></div><div style="margin-bottom:6pt;padding-left:54pt;text-indent:-18pt"><font style="color:#000000;font-family:'Calibri',sans-serif;font-size:9pt;font-weight:400;line-height:120%">1.</font><font style="color:#000000;font-family:'Calibri',sans-serif;font-size:9pt;font-weight:400;line-height:120%;padding-left:11.17pt">I have reviewed this Quarterly Report on Form 10-Q of Otter Tail Corporation&#59;</font></div><div style="margin-bottom:6pt;padding-left:54pt;text-indent:-18pt"><font style="color:#000000;font-family:'Calibri',sans-serif;font-size:9pt;font-weight:400;line-height:120%">2.</font><font style="color:#000000;font-family:'Calibri',sans-serif;font-size:9pt;font-weight:400;line-height:120%;padding-left:11.17pt">Based on my knowledge, this report does not contain any untrue statement of a material fact or omit to state a material fact necessary to make the statements made, in light of the circumstances under which such statements were made, not misleading with respect to the period covered by this report&#59;</font></div><div style="margin-bottom:6pt;padding-left:54pt;text-indent:-18pt"><font style="color:#000000;font-family:'Calibri',sans-serif;font-size:9pt;font-weight:400;line-height:120%">3.</font><font style="color:#000000;font-family:'Calibri',sans-serif;font-size:9pt;font-weight:400;line-height:120%;padding-left:11.17pt">Based on my knowledge, the financial statements, and other financial information included in this report, fairly present in all material respects the financial condition, results of operations and cash flows of the registrant as of, and for, the periods presented in this report&#59;</font></div><div style="margin-bottom:6pt;padding-left:54pt;text-indent:-18pt"><font style="color:#000000;font-family:'Calibri',sans-serif;font-size:9pt;font-weight:400;line-height:120%">4.</font><font style="color:#000000;font-family:'Calibri',sans-serif;font-size:9pt;font-weight:400;line-height:120%;padding-left:11.17pt">The registrant&#8217;s other certifying officer and I are responsible for establishing and maintaining disclosure controls and procedures (as defined in Exchange Act Rules 13a-15(e) and 15d-15(e)) and internal control over financial reporting (as defined in Exchange Act Rules 13a-15(f) and 15d-15(f)) for the registrant and have&#58;</font></div><div style="margin-bottom:6pt;padding-left:54pt"><font style="color:#000000;font-family:'Calibri',sans-serif;font-size:9pt;font-weight:400;line-height:120%">(a)</font><font style="color:#000000;font-family:'Calibri',sans-serif;font-size:9pt;font-weight:400;line-height:120%;padding-left:8.25pt">designed such disclosure controls and procedures, or caused such disclosure controls and procedures to be designed under our supervision, to ensure that material information relating to the registrant, including its consolidated subsidiaries, is made known to us by others within those entities, particularly during the period in which this report is being prepared&#59;</font></div><div style="margin-bottom:6pt;padding-left:54pt"><font style="color:#000000;font-family:'Calibri',sans-serif;font-size:9pt;font-weight:400;line-height:120%">(b)</font><font style="color:#000000;font-family:'Calibri',sans-serif;font-size:9pt;font-weight:400;line-height:120%;padding-left:7.84pt">designed such internal control over financial reporting, or caused such internal control over financial reporting to be designed under our supervision, to provide reasonable assurance regarding the reliability of financial reporting and the preparation of financial statements for external purposes in accordance with generally accepted accounting principles&#59;</font></div><div style="margin-bottom:6pt;padding-left:54pt"><font style="color:#000000;font-family:'Calibri',sans-serif;font-size:9pt;font-weight:400;line-height:120%">(c)</font><font style="color:#000000;font-family:'Calibri',sans-serif;font-size:9pt;font-weight:400;line-height:120%;padding-left:8.76pt">evaluated the effectiveness of the registrant&#8217;s disclosure controls and procedures and presented in this report our conclusions about the effectiveness of the disclosure controls and procedures, as of the end of the period covered by this report based on such evaluation&#59; and</font></div><div style="margin-bottom:6pt;padding-left:54pt"><font style="color:#000000;font-family:'Calibri',sans-serif;font-size:9pt;font-weight:400;line-height:120%">(d)</font><font style="color:#000000;font-family:'Calibri',sans-serif;font-size:9pt;font-weight:400;line-height:120%;padding-left:7.84pt">disclosed in this report any change in the registrant&#8217;s internal control over financial reporting that occurred during the registrant&#8217;s most recent fiscal quarter (the registrant&#8217;s fourth fiscal quarter in the case of an annual report) that has materially affected, or is reasonably likely to materially affect, the registrant&#8217;s internal control over financial reporting&#59; and</font></div><div style="margin-bottom:6pt;padding-left:54pt;text-indent:-18pt"><font style="color:#000000;font-family:'Calibri',sans-serif;font-size:9pt;font-weight:400;line-height:120%">5.</font><font style="color:#000000;font-family:'Calibri',sans-serif;font-size:9pt;font-weight:400;line-height:120%;padding-left:11.17pt">The registrant&#8217;s other certifying officer and I have disclosed, based on our most recent evaluation of internal control over financial reporting, to the registrant&#8217;s auditors and the audit committee of the registrant&#8217;s board of directors (or persons performing the equivalent functions)&#58;</font></div><div style="margin-bottom:6pt;padding-left:54pt"><font style="color:#000000;font-family:'Calibri',sans-serif;font-size:9pt;font-weight:400;line-height:120%">(a)</font><font style="color:#000000;font-family:'Calibri',sans-serif;font-size:9pt;font-weight:400;line-height:120%;padding-left:8.25pt">all significant deficiencies and material weaknesses in the design or operation of internal control over financial reporting which are reasonably likely to adversely affect the registrant&#8217;s ability to record, process, summarize and report financial information&#59; and</font></div><div style="margin-bottom:21pt;padding-left:54pt"><font style="color:#000000;font-family:'Calibri',sans-serif;font-size:9pt;font-weight:400;line-height:120%">(b)</font><font style="color:#000000;font-family:'Calibri',sans-serif;font-size:9pt;font-weight:400;line-height:120%;padding-left:7.84pt">any fraud, whether or not material, that involves management or other employees who have a significant role in the registrant&#8217;s internal control over financial reporting.</font></div><div style="margin-bottom:6pt"><table style="border-collapse:collapse;display:inline-table;margin-bottom:5pt;vertical-align:text-bottom;width:94.722%"><tr><td style="width:1.0%"></td><td style="width:38.929%"></td><td style="width:0.1%"></td><td style="width:1.0%"></td><td style="width:58.871%"></td><td style="width:0.1%"></td></tr><tr><td colspan="3" style="padding:2px 1pt;text-align:left;vertical-align:bottom"><div><font style="color:#000000;font-family:'Calibri',sans-serif;font-size:9pt;font-weight:400;line-height:120%">Date&#58; May&#160;7, 2021</font></div></td><td colspan="3" style="padding:0 1pt"></td></tr><tr style="height:3pt"><td colspan="3" style="padding:0 1pt"></td><td colspan="3" style="padding:0 1pt"></td></tr><tr><td colspan="3" style="padding:2px 1pt;text-align:left;vertical-align:top"><div><font style="color:#000000;font-family:'Calibri',sans-serif;font-size:9pt;font-weight:400;line-height:120%;text-decoration:underline">&#47;s&#47; Kevin G. Moug</font></div><div><font style="color:#000000;font-family:'Calibri',sans-serif;font-size:9pt;font-weight:400;line-height:120%">Kevin G. Moug</font></div><div><font style="color:#000000;font-family:'Calibri',sans-serif;font-size:9pt;font-weight:400;line-height:120%">Chief Financial Officer and Senior Vice President</font></div></td><td colspan="3" style="padding:0 1pt"></td></tr></table></div><div><font><br></font></div><div style="height:54pt;position:relative;width:100%"><div style="bottom:0;position:absolute;width:100%"><div><font><br></font></div></div></div></body></html>
</TEXT>
</DOCUMENT>
<DOCUMENT>
<TYPE>EX-32.1
<SEQUENCE>4
<FILENAME>a2021q110qex321.htm
<DESCRIPTION>EX-32.1
<TEXT>
<!DOCTYPE html PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN" "http://www.w3.org/TR/html4/loose.dtd"><html><head>
<!-- Document created using Wdesk -->
<!-- Copyright 2021 Workiva -->
<title>Document</title></head><body><div id="i838a0f19799c4983b43478c9e45fdc65_1"></div><div style="min-height:54pt;width:100%"><div><font><br></font></div></div><div style="margin-bottom:12pt;text-align:right"><font style="color:#000000;font-family:'Calibri',sans-serif;font-size:11pt;font-weight:700;line-height:120%">Exhibit 32.1</font></div><div style="text-align:center"><font style="color:#000000;font-family:'Calibri',sans-serif;font-size:9pt;font-weight:700;line-height:120%">CERTIFICATION PURSUANT TO</font></div><div style="margin-bottom:12pt;text-align:center"><font style="color:#000000;font-family:'Calibri',sans-serif;font-size:9pt;font-weight:700;line-height:120%">SECTION 906 OF THE SARBANES-OXLEY ACT OF 2002</font></div><div style="margin-bottom:6pt"><font style="color:#000000;font-family:'Calibri',sans-serif;font-size:9pt;font-weight:400;line-height:120%">In connection with the Quarterly Report of Otter Tail Corporation (the &#8220;Company&#8221;) on Form 10-Q for the period ended March&#160;31, 2021 as filed with the Securities and Exchange Commission on the date hereof (the &#8220;Report&#8221;), I, Charles S. MacFarlane, President and Chief Executive Officer of the Company, certify, pursuant to 18 U.S.C. Section 1350, as adopted pursuant to Section 906 of the Sarbanes-Oxley Act of 2002, that&#58;</font></div><div style="margin-bottom:6pt;padding-left:67.5pt;text-indent:-31.5pt"><font style="color:#000000;font-family:'Calibri',sans-serif;font-size:9pt;font-weight:400;line-height:120%">1.</font><font style="color:#000000;font-family:'Calibri',sans-serif;font-size:9pt;font-weight:400;line-height:120%;padding-left:24.67pt">The Report fully complies with the requirements of Section 13(a) or 15(d) of the Securities Exchange Act of 1934&#59; and</font></div><div style="margin-bottom:21pt;padding-left:67.5pt;text-indent:-31.5pt"><font style="color:#000000;font-family:'Calibri',sans-serif;font-size:9pt;font-weight:400;line-height:120%">2.</font><font style="color:#000000;font-family:'Calibri',sans-serif;font-size:9pt;font-weight:400;line-height:120%;padding-left:24.67pt">The information contained in the Report fairly presents, in all material respects, the financial condition and results of operations of the Company.</font></div><div style="margin-bottom:6pt"><table style="border-collapse:collapse;display:inline-table;margin-bottom:5pt;vertical-align:text-bottom;width:94.861%"><tr><td style="width:1.0%"></td><td style="width:37.406%"></td><td style="width:0.1%"></td><td style="width:1.0%"></td><td style="width:31.110%"></td><td style="width:0.1%"></td><td style="width:1.0%"></td><td style="width:28.184%"></td><td style="width:0.1%"></td></tr><tr><td colspan="3" style="padding:2px 1pt;text-align:left;vertical-align:top"><div><font style="color:#000000;font-family:'Calibri',sans-serif;font-size:9pt;font-weight:400;line-height:120%;text-decoration:underline">&#47;s&#47; Charles S. MacFarlane</font></div><div><font style="color:#000000;font-family:'Calibri',sans-serif;font-size:9pt;font-weight:400;line-height:120%">Charles S. MacFarlane</font></div><div><font style="color:#000000;font-family:'Calibri',sans-serif;font-size:9pt;font-weight:400;line-height:120%">President and Chief Executive Officer </font></div></td><td colspan="3" style="padding:0 1pt"></td><td colspan="3" style="padding:0 1pt"></td></tr><tr><td colspan="3" style="padding:2px 1pt;text-align:left;vertical-align:bottom"><font style="color:#000000;font-family:'Calibri',sans-serif;font-size:9pt;font-weight:400;line-height:100%">May 7, 2021</font></td><td colspan="3" style="padding:0 1pt"></td><td colspan="3" style="padding:0 1pt"></td></tr></table></div><div style="margin-top:6pt"><font><br></font></div><div style="height:54pt;position:relative;width:100%"><div style="bottom:0;position:absolute;width:100%"><div><font><br></font></div></div></div></body></html>
</TEXT>
</DOCUMENT>
<DOCUMENT>
<TYPE>EX-32.2
<SEQUENCE>5
<FILENAME>a2021q110qex322.htm
<DESCRIPTION>EX-32.2
<TEXT>
<!DOCTYPE html PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN" "http://www.w3.org/TR/html4/loose.dtd"><html><head>
<!-- Document created using Wdesk -->
<!-- Copyright 2021 Workiva -->
<title>Document</title></head><body><div id="i01749eaf6bd94f5e9c99b77187b468bc_1"></div><div style="min-height:54pt;width:100%"><div><font><br></font></div></div><div style="margin-bottom:12pt;text-align:right"><font style="color:#000000;font-family:'Calibri',sans-serif;font-size:11pt;font-weight:700;line-height:120%">Exhibit 32.2</font></div><div style="text-align:center"><font style="color:#000000;font-family:'Calibri',sans-serif;font-size:9pt;font-weight:700;line-height:120%">CERTIFICATION PURSUANT TO</font></div><div style="margin-bottom:12pt;text-align:center"><font style="color:#000000;font-family:'Calibri',sans-serif;font-size:9pt;font-weight:700;line-height:120%">SECTION 906 OF THE SARBANES-OXLEY ACT OF 2002</font></div><div style="margin-bottom:6pt"><font style="color:#000000;font-family:'Calibri',sans-serif;font-size:9pt;font-weight:400;line-height:120%">In connection with the Quarterly Report of Otter Tail Corporation (the &#8220;Company&#8221;) on Form 10-Q for the period ended March&#160;31, 2021 as filed with the Securities and Exchange Commission on the date hereof (the &#8220;Report&#8221;), I, Kevin G. Moug, Chief Financial Officer of the Company, certify, pursuant to 18 U.S.C. Section 1350, as adopted pursuant to Section 906 of the Sarbanes-Oxley Act of 2002, that&#58;</font></div><div style="margin-bottom:6pt;padding-left:67.5pt;text-indent:-31.5pt"><font style="color:#000000;font-family:'Calibri',sans-serif;font-size:9pt;font-weight:400;line-height:120%">1.</font><font style="color:#000000;font-family:'Calibri',sans-serif;font-size:9pt;font-weight:400;line-height:120%;padding-left:24.67pt">The Report fully complies with the requirements of Section 13(a) or 15(d) of the Securities Exchange Act of 1934&#59; and</font></div><div style="margin-bottom:21pt;padding-left:67.5pt;text-indent:-31.5pt"><font style="color:#000000;font-family:'Calibri',sans-serif;font-size:9pt;font-weight:400;line-height:120%">2.</font><font style="color:#000000;font-family:'Calibri',sans-serif;font-size:9pt;font-weight:400;line-height:120%;padding-left:24.67pt">The information contained in the Report fairly presents, in all material respects, the financial condition and results of operations of the Company.</font></div><div style="margin-bottom:6pt"><table style="border-collapse:collapse;display:inline-table;margin-bottom:5pt;vertical-align:text-bottom;width:94.861%"><tr><td style="width:1.0%"></td><td style="width:37.406%"></td><td style="width:0.1%"></td><td style="width:1.0%"></td><td style="width:31.110%"></td><td style="width:0.1%"></td><td style="width:1.0%"></td><td style="width:28.184%"></td><td style="width:0.1%"></td></tr><tr><td colspan="3" style="padding:2px 1pt;text-align:left;vertical-align:bottom"><div><font style="color:#000000;font-family:'Calibri',sans-serif;font-size:9pt;font-weight:400;line-height:120%;text-decoration:underline">&#47;s&#47; Kevin G. Moug</font></div><div><font style="color:#000000;font-family:'Calibri',sans-serif;font-size:9pt;font-weight:400;line-height:120%">Kevin G. Moug</font></div><div><font style="color:#000000;font-family:'Calibri',sans-serif;font-size:9pt;font-weight:400;line-height:120%">Chief Financial Officer and Senior Vice President </font></div></td><td colspan="3" style="padding:0 1pt"></td><td colspan="3" style="padding:0 1pt"></td></tr><tr><td colspan="3" style="padding:2px 1pt;text-align:left;vertical-align:bottom"><font style="color:#000000;font-family:'Calibri',sans-serif;font-size:9pt;font-weight:400;line-height:120%">May 7, 2021</font></td><td colspan="3" style="padding:0 1pt"></td><td colspan="3" style="padding:0 1pt"></td></tr></table></div><div style="margin-top:6pt"><font><br></font></div><div style="height:54pt;position:relative;width:100%"><div style="bottom:0;position:absolute;width:100%"><div><font><br></font></div></div></div></body></html>
</TEXT>
</DOCUMENT>
<DOCUMENT>
<TYPE>EX-101.SCH
<SEQUENCE>6
<FILENAME>ottr-20210331.xsd
<DESCRIPTION>XBRL TAXONOMY EXTENSION SCHEMA DOCUMENT
<TEXT>
<XBRL>
<?xml version="1.0" encoding="UTF-8"?>

<!--XBRL Document Created with Wdesk from Workiva-->
<!--Copyright 2021 Workiva-->
<!--r:5175639b-ee1e-4604-b574-a3957bad0594,g:26f82884-127b-48a9-a5e4-edc2a60f257f-->
<xs:schema xmlns:xs="http://www.w3.org/2001/XMLSchema" xmlns:link="http://www.xbrl.org/2003/linkbase" xmlns:ottr="http://www.otpco.com/20210331" xmlns:xbrli="http://www.xbrl.org/2003/instance" xmlns:nonnum="http://www.xbrl.org/dtr/type/non-numeric" xmlns:num="http://www.xbrl.org/dtr/type/numeric" xmlns:xbrldt="http://xbrl.org/2005/xbrldt" attributeFormDefault="unqualified" elementFormDefault="qualified" targetNamespace="http://www.otpco.com/20210331">
  <xs:import namespace="http://fasb.org/srt/2020-01-31" schemaLocation="http://xbrl.fasb.org/srt/2020/elts/srt-2020-01-31.xsd"/>
  <xs:import namespace="http://fasb.org/us-gaap/2020-01-31" schemaLocation="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd"/>
  <xs:import namespace="http://www.w3.org/1999/xlink" schemaLocation="http://www.xbrl.org/2003/xlink-2003-12-31.xsd"/>
  <xs:import namespace="http://www.xbrl.org/2003/instance" schemaLocation="http://www.xbrl.org/2003/xbrl-instance-2003-12-31.xsd"/>
  <xs:import namespace="http://www.xbrl.org/2003/linkbase" schemaLocation="http://www.xbrl.org/2003/xbrl-linkbase-2003-12-31.xsd"/>
  <xs:import namespace="http://www.xbrl.org/dtr/type/non-numeric" schemaLocation="http://www.xbrl.org/dtr/type/nonNumeric-2009-12-16.xsd"/>
  <xs:import namespace="http://www.xbrl.org/dtr/type/numeric" schemaLocation="http://www.xbrl.org/dtr/type/numeric-2009-12-16.xsd"/>
  <xs:import namespace="http://xbrl.org/2005/xbrldt" schemaLocation="http://www.xbrl.org/2005/xbrldt-2005.xsd"/>
  <xs:import namespace="http://xbrl.sec.gov/dei/2020-01-31" schemaLocation="https://xbrl.sec.gov/dei/2020/dei-2020-01-31.xsd"/>
  <xs:annotation>
    <xs:appinfo>
      <link:linkbaseRef xmlns:xlink="http://www.w3.org/1999/xlink" xlink:arcrole="http://www.w3.org/1999/xlink/properties/linkbase" xlink:href="ottr-20210331_lab.xml" xlink:role="http://www.xbrl.org/2003/role/labelLinkbaseRef" xlink:type="simple"/>
      <link:linkbaseRef xmlns:xlink="http://www.w3.org/1999/xlink" xlink:arcrole="http://www.w3.org/1999/xlink/properties/linkbase" xlink:href="ottr-20210331_cal.xml" xlink:role="http://www.xbrl.org/2003/role/calculationLinkbaseRef" xlink:type="simple"/>
      <link:linkbaseRef xmlns:xlink="http://www.w3.org/1999/xlink" xlink:arcrole="http://www.w3.org/1999/xlink/properties/linkbase" xlink:href="ottr-20210331_def.xml" xlink:role="http://www.xbrl.org/2003/role/definitionLinkbaseRef" xlink:type="simple"/>
      <link:linkbaseRef xmlns:xlink="http://www.w3.org/1999/xlink" xlink:arcrole="http://www.w3.org/1999/xlink/properties/linkbase" xlink:href="ottr-20210331_pre.xml" xlink:role="http://www.xbrl.org/2003/role/presentationLinkbaseRef" xlink:type="simple"/>
      <link:roleType id="Cover" roleURI="http://www.otpco.com/role/Cover">
        <link:definition>0001001 - Document - Cover</link:definition>
        <link:usedOn>link:presentationLink</link:usedOn>
        <link:usedOn>link:calculationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
      </link:roleType>
      <link:roleType id="ConsolidatedBalanceSheets" roleURI="http://www.otpco.com/role/ConsolidatedBalanceSheets">
        <link:definition>1001002 - Statement - Consolidated Balance Sheets</link:definition>
        <link:usedOn>link:presentationLink</link:usedOn>
        <link:usedOn>link:calculationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
      </link:roleType>
      <link:roleType id="ConsolidatedBalanceSheetsParentheticals" roleURI="http://www.otpco.com/role/ConsolidatedBalanceSheetsParentheticals">
        <link:definition>1002003 - Statement - Consolidated Balance Sheets (Parentheticals)</link:definition>
        <link:usedOn>link:presentationLink</link:usedOn>
        <link:usedOn>link:calculationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
      </link:roleType>
      <link:roleType id="ConsolidatedStatementsofIncome" roleURI="http://www.otpco.com/role/ConsolidatedStatementsofIncome">
        <link:definition>1003004 - Statement - Consolidated Statements of Income</link:definition>
        <link:usedOn>link:presentationLink</link:usedOn>
        <link:usedOn>link:calculationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
      </link:roleType>
      <link:roleType id="ConsolidatedStatementsofComprehensiveIncome" roleURI="http://www.otpco.com/role/ConsolidatedStatementsofComprehensiveIncome">
        <link:definition>1004005 - Statement - Consolidated Statements of Comprehensive Income</link:definition>
        <link:usedOn>link:presentationLink</link:usedOn>
        <link:usedOn>link:calculationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
      </link:roleType>
      <link:roleType id="ConsolidatedStatementsofShareholdersEquity" roleURI="http://www.otpco.com/role/ConsolidatedStatementsofShareholdersEquity">
        <link:definition>1005006 - Statement - Consolidated Statements of Shareholders' Equity</link:definition>
        <link:usedOn>link:presentationLink</link:usedOn>
        <link:usedOn>link:calculationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
      </link:roleType>
      <link:roleType id="ConsolidatedStatementsofShareholdersEquityParentheticals" roleURI="http://www.otpco.com/role/ConsolidatedStatementsofShareholdersEquityParentheticals">
        <link:definition>1006007 - Statement - Consolidated Statements of Shareholders' Equity (Parentheticals)</link:definition>
        <link:usedOn>link:presentationLink</link:usedOn>
        <link:usedOn>link:calculationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
      </link:roleType>
      <link:roleType id="ConsolidatedStatementsofCashFlows" roleURI="http://www.otpco.com/role/ConsolidatedStatementsofCashFlows">
        <link:definition>1007008 - Statement - Consolidated Statements of Cash Flows</link:definition>
        <link:usedOn>link:presentationLink</link:usedOn>
        <link:usedOn>link:calculationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
      </link:roleType>
      <link:roleType id="SummaryofSignificantAccountingPolicies" roleURI="http://www.otpco.com/role/SummaryofSignificantAccountingPolicies">
        <link:definition>2101101 - Disclosure - Summary of Significant Accounting Policies</link:definition>
        <link:usedOn>link:presentationLink</link:usedOn>
        <link:usedOn>link:calculationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
      </link:roleType>
      <link:roleType id="SummaryofSignificantAccountingPoliciesPolicies" roleURI="http://www.otpco.com/role/SummaryofSignificantAccountingPoliciesPolicies">
        <link:definition>2202201 - Disclosure - Summary of Significant Accounting Policies (Policies)</link:definition>
        <link:usedOn>link:presentationLink</link:usedOn>
        <link:usedOn>link:calculationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
      </link:roleType>
      <link:roleType id="SummaryofSignificantAccountingPoliciesNarrativeDetails" roleURI="http://www.otpco.com/role/SummaryofSignificantAccountingPoliciesNarrativeDetails">
        <link:definition>2403401 - Disclosure - Summary of Significant Accounting Policies - Narrative (Details)</link:definition>
        <link:usedOn>link:presentationLink</link:usedOn>
        <link:usedOn>link:calculationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
      </link:roleType>
      <link:roleType id="SegmentInformation" roleURI="http://www.otpco.com/role/SegmentInformation">
        <link:definition>2104102 - Disclosure - Segment Information</link:definition>
        <link:usedOn>link:presentationLink</link:usedOn>
        <link:usedOn>link:calculationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
      </link:roleType>
      <link:roleType id="SegmentInformationTables" roleURI="http://www.otpco.com/role/SegmentInformationTables">
        <link:definition>2305301 - Disclosure - Segment Information (Tables)</link:definition>
        <link:usedOn>link:presentationLink</link:usedOn>
        <link:usedOn>link:calculationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
      </link:roleType>
      <link:roleType id="SegmentInformationNarrativeDetails" roleURI="http://www.otpco.com/role/SegmentInformationNarrativeDetails">
        <link:definition>2406402 - Disclosure - Segment Information - Narrative (Details)</link:definition>
        <link:usedOn>link:presentationLink</link:usedOn>
        <link:usedOn>link:calculationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
      </link:roleType>
      <link:roleType id="SegmentInformationBusinessSegmentsDetails" roleURI="http://www.otpco.com/role/SegmentInformationBusinessSegmentsDetails">
        <link:definition>2407403 - Disclosure - Segment Information - Business Segments (Details)</link:definition>
        <link:usedOn>link:presentationLink</link:usedOn>
        <link:usedOn>link:calculationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
      </link:roleType>
      <link:roleType id="Revenue" roleURI="http://www.otpco.com/role/Revenue">
        <link:definition>2108103 - Disclosure - Revenue</link:definition>
        <link:usedOn>link:presentationLink</link:usedOn>
        <link:usedOn>link:calculationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
      </link:roleType>
      <link:roleType id="RevenueTables" roleURI="http://www.otpco.com/role/RevenueTables">
        <link:definition>2309302 - Disclosure - Revenue (Tables)</link:definition>
        <link:usedOn>link:presentationLink</link:usedOn>
        <link:usedOn>link:calculationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
      </link:roleType>
      <link:roleType id="RevenueDetails" roleURI="http://www.otpco.com/role/RevenueDetails">
        <link:definition>2410404 - Disclosure - Revenue (Details)</link:definition>
        <link:usedOn>link:presentationLink</link:usedOn>
        <link:usedOn>link:calculationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
      </link:roleType>
      <link:roleType id="SelectBalanceSheetInformation" roleURI="http://www.otpco.com/role/SelectBalanceSheetInformation">
        <link:definition>2111104 - Disclosure - Select Balance Sheet Information</link:definition>
        <link:usedOn>link:presentationLink</link:usedOn>
        <link:usedOn>link:calculationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
      </link:roleType>
      <link:roleType id="SelectBalanceSheetInformationTables" roleURI="http://www.otpco.com/role/SelectBalanceSheetInformationTables">
        <link:definition>2312303 - Disclosure - Select Balance Sheet Information (Tables)</link:definition>
        <link:usedOn>link:presentationLink</link:usedOn>
        <link:usedOn>link:calculationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
      </link:roleType>
      <link:roleType id="SelectBalanceSheetInformationScheduleofReceivablesDetails" roleURI="http://www.otpco.com/role/SelectBalanceSheetInformationScheduleofReceivablesDetails">
        <link:definition>2413405 - Disclosure - Select Balance Sheet Information - Schedule of Receivables (Details)</link:definition>
        <link:usedOn>link:presentationLink</link:usedOn>
        <link:usedOn>link:calculationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
      </link:roleType>
      <link:roleType id="SelectBalanceSheetInformationSummaryofActivityinAllowanceforCreditLossesDetails" roleURI="http://www.otpco.com/role/SelectBalanceSheetInformationSummaryofActivityinAllowanceforCreditLossesDetails">
        <link:definition>2414406 - Disclosure - Select Balance Sheet Information - Summary of Activity in Allowance for Credit Losses (Details)</link:definition>
        <link:usedOn>link:presentationLink</link:usedOn>
        <link:usedOn>link:calculationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
      </link:roleType>
      <link:roleType id="SelectBalanceSheetInformationScheduleofInventoriesDetails" roleURI="http://www.otpco.com/role/SelectBalanceSheetInformationScheduleofInventoriesDetails">
        <link:definition>2415407 - Disclosure - Select Balance Sheet Information - Schedule of Inventories (Details)</link:definition>
        <link:usedOn>link:presentationLink</link:usedOn>
        <link:usedOn>link:calculationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
      </link:roleType>
      <link:roleType id="SelectBalanceSheetInformationScheduleofInvestmentsDetails" roleURI="http://www.otpco.com/role/SelectBalanceSheetInformationScheduleofInvestmentsDetails">
        <link:definition>2416408 - Disclosure - Select Balance Sheet Information - Schedule of Investments (Details)</link:definition>
        <link:usedOn>link:presentationLink</link:usedOn>
        <link:usedOn>link:calculationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
      </link:roleType>
      <link:roleType id="SelectBalanceSheetInformationScheduleofPropertyPlantandEquipmentDetails" roleURI="http://www.otpco.com/role/SelectBalanceSheetInformationScheduleofPropertyPlantandEquipmentDetails">
        <link:definition>2417409 - Disclosure - Select Balance Sheet Information - Schedule of Property, Plant and Equipment (Details)</link:definition>
        <link:usedOn>link:presentationLink</link:usedOn>
        <link:usedOn>link:calculationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
      </link:roleType>
      <link:roleType id="RegulatoryMatters" roleURI="http://www.otpco.com/role/RegulatoryMatters">
        <link:definition>2118105 - Disclosure - Regulatory Matters</link:definition>
        <link:usedOn>link:presentationLink</link:usedOn>
        <link:usedOn>link:calculationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
      </link:roleType>
      <link:roleType id="RegulatoryMattersTables" roleURI="http://www.otpco.com/role/RegulatoryMattersTables">
        <link:definition>2319304 - Disclosure - Regulatory Matters (Tables)</link:definition>
        <link:usedOn>link:presentationLink</link:usedOn>
        <link:usedOn>link:calculationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
      </link:roleType>
      <link:roleType id="RegulatoryMattersRegulatoryAssetsandLiabilitiesDetails" roleURI="http://www.otpco.com/role/RegulatoryMattersRegulatoryAssetsandLiabilitiesDetails">
        <link:definition>2420410 - Disclosure - Regulatory Matters - Regulatory Assets and Liabilities (Details)</link:definition>
        <link:usedOn>link:presentationLink</link:usedOn>
        <link:usedOn>link:calculationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
      </link:roleType>
      <link:roleType id="ShortTermandLongTermBorrowings" roleURI="http://www.otpco.com/role/ShortTermandLongTermBorrowings">
        <link:definition>2121106 - Disclosure - Short-Term and Long-Term Borrowings</link:definition>
        <link:usedOn>link:presentationLink</link:usedOn>
        <link:usedOn>link:calculationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
      </link:roleType>
      <link:roleType id="ShortTermandLongTermBorrowingsTables" roleURI="http://www.otpco.com/role/ShortTermandLongTermBorrowingsTables">
        <link:definition>2322305 - Disclosure - Short-Term and Long-Term Borrowings (Tables)</link:definition>
        <link:usedOn>link:presentationLink</link:usedOn>
        <link:usedOn>link:calculationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
      </link:roleType>
      <link:roleType id="ShortTermandLongTermBorrowingsLinesofCreditDetails" roleURI="http://www.otpco.com/role/ShortTermandLongTermBorrowingsLinesofCreditDetails">
        <link:definition>2423411 - Disclosure - Short-Term and Long-Term Borrowings - Lines of Credit (Details)</link:definition>
        <link:usedOn>link:presentationLink</link:usedOn>
        <link:usedOn>link:calculationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
      </link:roleType>
      <link:roleType id="ShortTermandLongTermBorrowingsBreakdownofOutstandingLongtermDebtDetails" roleURI="http://www.otpco.com/role/ShortTermandLongTermBorrowingsBreakdownofOutstandingLongtermDebtDetails">
        <link:definition>2424412 - Disclosure - Short-Term and Long-Term Borrowings - Breakdown of Outstanding Long-term Debt (Details)</link:definition>
        <link:usedOn>link:presentationLink</link:usedOn>
        <link:usedOn>link:calculationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
      </link:roleType>
      <link:roleType id="ShortTermandLongTermBorrowingsNarrativeDetails" roleURI="http://www.otpco.com/role/ShortTermandLongTermBorrowingsNarrativeDetails">
        <link:definition>2425413 - Disclosure - Short-Term and Long-Term Borrowings - Narrative (Details)</link:definition>
        <link:usedOn>link:presentationLink</link:usedOn>
        <link:usedOn>link:calculationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
      </link:roleType>
      <link:roleType id="PensionPlanandOtherPostretirementBenefits" roleURI="http://www.otpco.com/role/PensionPlanandOtherPostretirementBenefits">
        <link:definition>2126107 - Disclosure - Pension Plan and Other Postretirement Benefits</link:definition>
        <link:usedOn>link:presentationLink</link:usedOn>
        <link:usedOn>link:calculationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
      </link:roleType>
      <link:roleType id="PensionPlanandOtherPostretirementBenefitsTables" roleURI="http://www.otpco.com/role/PensionPlanandOtherPostretirementBenefitsTables">
        <link:definition>2327306 - Disclosure - Pension Plan and Other Postretirement Benefits (Tables)</link:definition>
        <link:usedOn>link:presentationLink</link:usedOn>
        <link:usedOn>link:calculationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
      </link:roleType>
      <link:roleType id="PensionPlanandOtherPostretirementBenefitsComponentsofNetPeriodicBenefitCostDetails" roleURI="http://www.otpco.com/role/PensionPlanandOtherPostretirementBenefitsComponentsofNetPeriodicBenefitCostDetails">
        <link:definition>2428414 - Disclosure - Pension Plan and Other Postretirement Benefits - Components of Net Periodic Benefit Cost (Details)</link:definition>
        <link:usedOn>link:presentationLink</link:usedOn>
        <link:usedOn>link:calculationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
      </link:roleType>
      <link:roleType id="PensionPlanandOtherPostretirementBenefitsNarrativeDetails" roleURI="http://www.otpco.com/role/PensionPlanandOtherPostretirementBenefitsNarrativeDetails">
        <link:definition>2429415 - Disclosure - Pension Plan and Other Postretirement Benefits - Narrative (Details)</link:definition>
        <link:usedOn>link:presentationLink</link:usedOn>
        <link:usedOn>link:calculationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
      </link:roleType>
      <link:roleType id="IncomeTaxes" roleURI="http://www.otpco.com/role/IncomeTaxes">
        <link:definition>2130108 - Disclosure - Income Taxes</link:definition>
        <link:usedOn>link:presentationLink</link:usedOn>
        <link:usedOn>link:calculationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
      </link:roleType>
      <link:roleType id="IncomeTaxesTables" roleURI="http://www.otpco.com/role/IncomeTaxesTables">
        <link:definition>2331307 - Disclosure - Income Taxes (Tables)</link:definition>
        <link:usedOn>link:presentationLink</link:usedOn>
        <link:usedOn>link:calculationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
      </link:roleType>
      <link:roleType id="IncomeTaxesEffectiveIncomeTaxRateDetails" roleURI="http://www.otpco.com/role/IncomeTaxesEffectiveIncomeTaxRateDetails">
        <link:definition>2432416 - Disclosure - Income Taxes - Effective Income Tax Rate (Details)</link:definition>
        <link:usedOn>link:presentationLink</link:usedOn>
        <link:usedOn>link:calculationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
      </link:roleType>
      <link:roleType id="CommitmentsandContingencies" roleURI="http://www.otpco.com/role/CommitmentsandContingencies">
        <link:definition>2133109 - Disclosure - Commitments and Contingencies</link:definition>
        <link:usedOn>link:presentationLink</link:usedOn>
        <link:usedOn>link:calculationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
      </link:roleType>
      <link:roleType id="CommitmentsandContingenciesDetails" roleURI="http://www.otpco.com/role/CommitmentsandContingenciesDetails">
        <link:definition>2434417 - Disclosure - Commitments and Contingencies (Details)</link:definition>
        <link:usedOn>link:presentationLink</link:usedOn>
        <link:usedOn>link:calculationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
      </link:roleType>
      <link:roleType id="StockholdersEquity" roleURI="http://www.otpco.com/role/StockholdersEquity">
        <link:definition>2135110 - Disclosure - Stockholders' Equity</link:definition>
        <link:usedOn>link:presentationLink</link:usedOn>
        <link:usedOn>link:calculationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
      </link:roleType>
      <link:roleType id="StockholdersEquityDetails" roleURI="http://www.otpco.com/role/StockholdersEquityDetails">
        <link:definition>2436418 - Disclosure - Stockholders' Equity (Details)</link:definition>
        <link:usedOn>link:presentationLink</link:usedOn>
        <link:usedOn>link:calculationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
      </link:roleType>
      <link:roleType id="ShareBasedPayments" roleURI="http://www.otpco.com/role/ShareBasedPayments">
        <link:definition>2137111 - Disclosure - Share-Based Payments</link:definition>
        <link:usedOn>link:presentationLink</link:usedOn>
        <link:usedOn>link:calculationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
      </link:roleType>
      <link:roleType id="ShareBasedPaymentsTables" roleURI="http://www.otpco.com/role/ShareBasedPaymentsTables">
        <link:definition>2338308 - Disclosure - Share-Based Payments (Tables)</link:definition>
        <link:usedOn>link:presentationLink</link:usedOn>
        <link:usedOn>link:calculationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
      </link:roleType>
      <link:roleType id="ShareBasedPaymentsNarrativeDetails" roleURI="http://www.otpco.com/role/ShareBasedPaymentsNarrativeDetails">
        <link:definition>2439419 - Disclosure - Share-Based Payments - Narrative (Details)</link:definition>
        <link:usedOn>link:presentationLink</link:usedOn>
        <link:usedOn>link:calculationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
      </link:roleType>
      <link:roleType id="ShareBasedPaymentsSummaryofRestrictedStockAwardsandStockPerformanceAwardsDetails" roleURI="http://www.otpco.com/role/ShareBasedPaymentsSummaryofRestrictedStockAwardsandStockPerformanceAwardsDetails">
        <link:definition>2440420 - Disclosure - Share-Based Payments - Summary of Restricted Stock Awards and Stock Performance Awards (Details)</link:definition>
        <link:usedOn>link:presentationLink</link:usedOn>
        <link:usedOn>link:calculationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
      </link:roleType>
      <link:roleType id="ShareBasedPaymentsWeightedAverageAssumptionsDetails" roleURI="http://www.otpco.com/role/ShareBasedPaymentsWeightedAverageAssumptionsDetails">
        <link:definition>2441421 - Disclosure - Share-Based Payments - Weighted-Average Assumptions (Details)</link:definition>
        <link:usedOn>link:presentationLink</link:usedOn>
        <link:usedOn>link:calculationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
      </link:roleType>
      <link:roleType id="EarningsPerShare" roleURI="http://www.otpco.com/role/EarningsPerShare">
        <link:definition>2142112 - Disclosure - Earnings Per Share</link:definition>
        <link:usedOn>link:presentationLink</link:usedOn>
        <link:usedOn>link:calculationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
      </link:roleType>
      <link:roleType id="EarningsPerShareTables" roleURI="http://www.otpco.com/role/EarningsPerShareTables">
        <link:definition>2343309 - Disclosure - Earnings Per Share (Tables)</link:definition>
        <link:usedOn>link:presentationLink</link:usedOn>
        <link:usedOn>link:calculationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
      </link:roleType>
      <link:roleType id="EarningsPerShareDetails" roleURI="http://www.otpco.com/role/EarningsPerShareDetails">
        <link:definition>2444422 - Disclosure - Earnings Per Share (Details)</link:definition>
        <link:usedOn>link:presentationLink</link:usedOn>
        <link:usedOn>link:calculationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
      </link:roleType>
      <link:roleType id="FairValueMeasurements" roleURI="http://www.otpco.com/role/FairValueMeasurements">
        <link:definition>2145113 - Disclosure - Fair Value Measurements</link:definition>
        <link:usedOn>link:presentationLink</link:usedOn>
        <link:usedOn>link:calculationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
      </link:roleType>
      <link:roleType id="FairValueMeasurementsTables" roleURI="http://www.otpco.com/role/FairValueMeasurementsTables">
        <link:definition>2346310 - Disclosure - Fair Value Measurements (Tables)</link:definition>
        <link:usedOn>link:presentationLink</link:usedOn>
        <link:usedOn>link:calculationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
      </link:roleType>
      <link:roleType id="FairValueMeasurementsScheduleofFairValueMeasurementsRecurringandNonrecurringDetails" roleURI="http://www.otpco.com/role/FairValueMeasurementsScheduleofFairValueMeasurementsRecurringandNonrecurringDetails">
        <link:definition>2447423 - Disclosure - Fair Value Measurements - Schedule of Fair Value Measurements, Recurring and Nonrecurring (Details)</link:definition>
        <link:usedOn>link:presentationLink</link:usedOn>
        <link:usedOn>link:calculationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
      </link:roleType>
      <link:roleType id="FairValueMeasurementsScheduleofFairValueofAssetsandLiabilitiesDetails" roleURI="http://www.otpco.com/role/FairValueMeasurementsScheduleofFairValueofAssetsandLiabilitiesDetails">
        <link:definition>2448424 - Disclosure - Fair Value Measurements - Schedule of Fair Value of Assets and Liabilities (Details)</link:definition>
        <link:usedOn>link:presentationLink</link:usedOn>
        <link:usedOn>link:calculationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
      </link:roleType>
    </xs:appinfo>
  </xs:annotation>
  <xs:element id="ottr_DefinedBenefitPlanAmortizationOfPriorServiceCostCreditAbstract" abstract="true" name="DefinedBenefitPlanAmortizationOfPriorServiceCostCreditAbstract" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="xbrli:stringItemType"/>
  <xs:element id="ottr_ElectricMember" abstract="true" name="ElectricMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="nonnum:domainItemType"/>
  <xs:element id="ottr_The355GuaranteedSeniorNotesDueDecember152026Member" abstract="true" name="The355GuaranteedSeniorNotesDueDecember152026Member" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="nonnum:domainItemType"/>
  <xs:element id="ottr_PercentageOfTargetAmountAsActualPayment" abstract="false" name="PercentageOfTargetAmountAsActualPayment" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="num:percentItemType"/>
  <xs:element id="ottr_SeniorUnsecuredNotes647SeriesDDueAugust202037Member" abstract="true" name="SeniorUnsecuredNotes647SeriesDDueAugust202037Member" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="nonnum:domainItemType"/>
  <xs:element id="ottr_MetalPartsAndToolingMember" abstract="true" name="MetalPartsAndToolingMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="nonnum:domainItemType"/>
  <xs:element id="ottr_ScheduleOfShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsValuationAssumptionsTableTextBlock" abstract="false" name="ScheduleOfShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsValuationAssumptionsTableTextBlock" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="nonnum:textBlockItemType"/>
  <xs:element id="ottr_PartnershipInAssistingCommunityExpansionPaceNote254DueMarch182021Member" abstract="true" name="PartnershipInAssistingCommunityExpansionPaceNote254DueMarch182021Member" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="nonnum:domainItemType"/>
  <xs:element id="ottr_UnrecoveredProjectCostsMember" abstract="true" name="UnrecoveredProjectCostsMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="nonnum:domainItemType"/>
  <xs:element id="ottr_DefinedBenefitPlanAmortizationOfGainsLossesFromRegulatoryAssets" abstract="false" name="DefinedBenefitPlanAmortizationOfGainsLossesFromRegulatoryAssets" nillable="true" xbrli:periodType="duration" xbrli:balance="credit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
  <xs:element id="ottr_SeniorUnsecuredNotes392SeriesDDueFebruary252050Member" abstract="true" name="SeniorUnsecuredNotes392SeriesDDueFebruary252050Member" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="nonnum:domainItemType"/>
  <xs:element id="ottr_PlasticsMember" abstract="true" name="PlasticsMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="nonnum:domainItemType"/>
  <xs:element id="ottr_EffectiveIncomeTaxRateReconciliationAllowanceForEquityFundsUsedDuringConstructionPercent" abstract="false" name="EffectiveIncomeTaxRateReconciliationAllowanceForEquityFundsUsedDuringConstructionPercent" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="num:percentItemType"/>
  <xs:element id="ottr_ScheduleOfRegulatoryAssetsAndLiabilitiesTable" abstract="true" name="ScheduleOfRegulatoryAssetsAndLiabilitiesTable" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrldt:hypercubeItem" type="xbrli:stringItemType"/>
  <xs:element id="ottr_ElectricPlantMember" abstract="true" name="ElectricPlantMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="nonnum:domainItemType"/>
  <xs:element id="ottr_ManufacturingMember" abstract="true" name="ManufacturingMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="nonnum:domainItemType"/>
  <xs:element id="ottr_RetailResidentialMember" abstract="true" name="RetailResidentialMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="nonnum:domainItemType"/>
  <xs:element id="ottr_InterestAndDividendCoverageRatio" abstract="false" name="InterestAndDividendCoverageRatio" nillable="true" xbrli:periodType="instant" substitutionGroup="xbrli:item" type="xbrli:pureItemType"/>
  <xs:element id="ottr_PlasticProductsMember" abstract="true" name="PlasticProductsMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="nonnum:domainItemType"/>
  <xs:element id="ottr_DefinedBenefitPlanAmortizationOfGainsLossesAbstract" abstract="true" name="DefinedBenefitPlanAmortizationOfGainsLossesAbstract" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="xbrli:stringItemType"/>
  <xs:element id="ottr_PlantRemovalObligationsMember" abstract="true" name="PlantRemovalObligationsMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="nonnum:domainItemType"/>
  <xs:element id="ottr_ElectricProductOtherMember" abstract="true" name="ElectricProductOtherMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="nonnum:domainItemType"/>
  <xs:element id="ottr_DeferredIncomeTaxesMember" abstract="true" name="DeferredIncomeTaxesMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="nonnum:domainItemType"/>
  <xs:element id="ottr_ExecutiveSurvivorAndSupplementalRetirementPlanMember" abstract="true" name="ExecutiveSurvivorAndSupplementalRetirementPlanMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="nonnum:domainItemType"/>
  <xs:element id="ottr_SeniorUnsecuredNotes615SeriesBDueAugust202022Member" abstract="true" name="SeniorUnsecuredNotes615SeriesBDueAugust202022Member" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="nonnum:domainItemType"/>
  <xs:element id="ottr_OtherRegulatoryAssetsMember" abstract="true" name="OtherRegulatoryAssetsMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="nonnum:domainItemType"/>
  <xs:element id="ottr_SeniorUnsecuredNotes382SeriesCDueOctober102049Member" abstract="true" name="SeniorUnsecuredNotes382SeriesCDueOctober102049Member" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="nonnum:domainItemType"/>
  <xs:element id="ottr_SeniorUnsecuredNotes407SeriesADueFebruary72048Member" abstract="true" name="SeniorUnsecuredNotes407SeriesADueFebruary72048Member" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="nonnum:domainItemType"/>
  <xs:element id="ottr_PensionAndOtherPostretirementBenefitPlansMember" abstract="true" name="PensionAndOtherPostretirementBenefitPlansMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="nonnum:domainItemType"/>
  <xs:element id="ottr_Ottr_EstimatedLiabilityForFERCOrderedMISOTariffRefundObligation" abstract="false" name="Ottr_EstimatedLiabilityForFERCOrderedMISOTariffRefundObligation" nillable="true" xbrli:periodType="instant" xbrli:balance="credit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
  <xs:element id="ottr_ChangeInChecksWrittenInExcessOfCash" abstract="false" name="ChangeInChecksWrittenInExcessOfCash" nillable="true" xbrli:periodType="duration" xbrli:balance="credit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
  <xs:element id="ottr_OtterTailCorporationCreditAgreementMember" abstract="true" name="OtterTailCorporationCreditAgreementMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="nonnum:domainItemType"/>
  <xs:element id="ottr_AssetRetirementObligationsMember" abstract="true" name="AssetRetirementObligationsMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="nonnum:domainItemType"/>
  <xs:element id="ottr_DefinedBenefitPlanAmortizationOfPriorServiceCostFromRegulatoryAssetsCredit" abstract="false" name="DefinedBenefitPlanAmortizationOfPriorServiceCostFromRegulatoryAssetsCredit" nillable="true" xbrli:periodType="duration" xbrli:balance="debit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
  <xs:element id="ottr_GovernmentBackedAndGovernmentSponsoredEnterprisesDebtSecuritiesMember" abstract="true" name="GovernmentBackedAndGovernmentSponsoredEnterprisesDebtSecuritiesMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="nonnum:domainItemType"/>
  <xs:element id="ottr_EffectiveIncomeTaxRateReconciliationTaxCreditProductionPercent" abstract="false" name="EffectiveIncomeTaxRateReconciliationTaxCreditProductionPercent" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="num:percentItemType"/>
  <xs:element id="ottr_FuelClauseAdjustmentMember" abstract="true" name="FuelClauseAdjustmentMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="nonnum:domainItemType"/>
  <xs:element id="ottr_ShareBasedCompensationArrangementByShareBasedPaymentAwardVestedAwardPeriod" abstract="false" name="ShareBasedCompensationArrangementByShareBasedPaymentAwardVestedAwardPeriod" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="xbrli:durationItemType"/>
  <xs:element id="ottr_DefinedBenefitPlanAmortizationOfGainsLossesFromOtherComprehensiveIncome" abstract="false" name="DefinedBenefitPlanAmortizationOfGainsLossesFromOtherComprehensiveIncome" nillable="true" xbrli:periodType="duration" xbrli:balance="credit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
  <xs:element id="ottr_ElectricPlantInServiceMember" abstract="true" name="ElectricPlantInServiceMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="nonnum:domainItemType"/>
  <xs:element id="ottr_DebtToTotalCapitalizationRatio" abstract="false" name="DebtToTotalCapitalizationRatio" nillable="true" xbrli:periodType="instant" substitutionGroup="xbrli:item" type="num:percentItemType"/>
  <xs:element id="ottr_IncreaseDecreaseInOtherOperatingLiabilitiesAndIncreaseDecreaseInDeferredLiabilities" abstract="false" name="IncreaseDecreaseInOtherOperatingLiabilitiesAndIncreaseDecreaseInDeferredLiabilities" nillable="true" xbrli:periodType="duration" xbrli:balance="credit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
  <xs:element id="ottr_AccountsReceivableAllowanceForCreditLossWriteoffAfterRecovery" abstract="false" name="AccountsReceivableAllowanceForCreditLossWriteoffAfterRecovery" nillable="true" xbrli:periodType="duration" xbrli:balance="debit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
  <xs:element id="ottr_AlternativeRevenueProgramRidersMember" abstract="true" name="AlternativeRevenueProgramRidersMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="nonnum:domainItemType"/>
  <xs:element id="ottr_SeniorUnsecuredNotes307SeriesADueFebruary252030Member" abstract="true" name="SeniorUnsecuredNotes307SeriesADueFebruary252030Member" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="nonnum:domainItemType"/>
  <xs:element id="ottr_ScheduleOfRegulatoryAssetsAndLiabilitiesLineItems" abstract="true" name="ScheduleOfRegulatoryAssetsAndLiabilitiesLineItems" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="xbrli:stringItemType"/>
  <xs:element id="ottr_MinnesotaPublicUtilitiesCommissionMember" abstract="true" name="MinnesotaPublicUtilitiesCommissionMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="nonnum:domainItemType"/>
  <xs:element id="ottr_SeniorUnsecuredNotes547SeriesBDueFebruary272044Member" abstract="true" name="SeniorUnsecuredNotes547SeriesBDueFebruary272044Member" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="nonnum:domainItemType"/>
  <xs:element id="ottr_NetAssetsRestrictedFromDistribution" abstract="false" name="NetAssetsRestrictedFromDistribution" nillable="true" xbrli:periodType="instant" xbrli:balance="debit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
  <xs:element id="ottr_EffectiveIncomeTaxRateReconciliationAmortizationOfExcessDeferredTaxes" abstract="false" name="EffectiveIncomeTaxRateReconciliationAmortizationOfExcessDeferredTaxes" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="num:percentItemType"/>
  <xs:element id="ottr_EquityToTotalCapitalizationRatio" abstract="false" name="EquityToTotalCapitalizationRatio" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="num:percentItemType"/>
  <xs:element id="ottr_SeniorUnsecuredNotes307SeriesADueOctober102029Member" abstract="true" name="SeniorUnsecuredNotes307SeriesADueOctober102029Member" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="nonnum:domainItemType"/>
  <xs:element id="ottr_SeniorUnsecuredNotes362SeriesCDueFebruary252040Member" abstract="true" name="SeniorUnsecuredNotes362SeriesCDueFebruary252040Member" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="nonnum:domainItemType"/>
  <xs:element id="ottr_SecondShelfRegistrationMember" abstract="true" name="SecondShelfRegistrationMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="nonnum:domainItemType"/>
  <xs:element id="ottr_AccountsPayableOutstandingRelatedToCapitalAdditions" abstract="false" name="AccountsPayableOutstandingRelatedToCapitalAdditions" nillable="true" xbrli:periodType="instant" xbrli:balance="credit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
  <xs:element id="ottr_OtherRegulatoryLiabilitiesMember" abstract="true" name="OtherRegulatoryLiabilitiesMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="nonnum:domainItemType"/>
  <xs:element id="ottr_ElectronicProductRetailMember" abstract="true" name="ElectronicProductRetailMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="nonnum:domainItemType"/>
  <xs:element id="ottr_ProductSalesMember" abstract="true" name="ProductSalesMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="nonnum:domainItemType"/>
  <xs:element id="ottr_ScheduleOfRegulatoryAssetsAndLiabilitiesTableTextBlock" abstract="false" name="ScheduleOfRegulatoryAssetsAndLiabilitiesTableTextBlock" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="nonnum:textBlockItemType"/>
  <xs:element id="ottr_RetailCommercialAndIndustrialMember" abstract="true" name="RetailCommercialAndIndustrialMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="nonnum:domainItemType"/>
  <xs:element id="ottr_DefinedBenefitPlanAmortizationOfPriorServiceCostFromOtherComprehensiveIncomeCredit" abstract="false" name="DefinedBenefitPlanAmortizationOfPriorServiceCostFromOtherComprehensiveIncomeCredit" nillable="true" xbrli:periodType="duration" xbrli:balance="debit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
  <xs:element id="ottr_IncreaseDecreaseInDeferredChargesAndOtherAssets" abstract="false" name="IncreaseDecreaseInDeferredChargesAndOtherAssets" nillable="true" xbrli:periodType="duration" xbrli:balance="debit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
  <xs:element id="ottr_DeferredRateCaseExpensesMember" abstract="true" name="DeferredRateCaseExpensesMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="nonnum:domainItemType"/>
  <xs:element id="ottr_WholesaleMember" abstract="true" name="WholesaleMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="nonnum:domainItemType"/>
  <xs:element id="ottr_SeniorUnsecuredNotes637SeriesCDueAugust202027Member" abstract="true" name="SeniorUnsecuredNotes637SeriesCDueAugust202027Member" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="nonnum:domainItemType"/>
  <xs:element id="ottr_EffectiveIncomeTaxRateReconciliationCorporateOwnedLifeInsurancePercent" abstract="false" name="EffectiveIncomeTaxRateReconciliationCorporateOwnedLifeInsurancePercent" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="num:percentItemType"/>
  <xs:element id="ottr_SeniorUnsecuredNotes322SeriesBDueAugust202030Member" abstract="true" name="SeniorUnsecuredNotes322SeriesBDueAugust202030Member" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="nonnum:domainItemType"/>
  <xs:element id="ottr_FederalEnergyRegulatoryCommissionMember" abstract="true" name="FederalEnergyRegulatoryCommissionMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="nonnum:domainItemType"/>
  <xs:element id="ottr_RetailOtherMember" abstract="true" name="RetailOtherMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="nonnum:domainItemType"/>
  <xs:element id="ottr_OTPCreditAgreementMember" abstract="true" name="OTPCreditAgreementMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="nonnum:domainItemType"/>
  <xs:element id="ottr_SeniorUnsecuredNotes463SeriesADueDecember12021Member" abstract="true" name="SeniorUnsecuredNotes463SeriesADueDecember12021Member" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="nonnum:domainItemType"/>
  <xs:element id="ottr_SeniorUnsecuredNotes352SeriesBDueOctober102039Member" abstract="true" name="SeniorUnsecuredNotes352SeriesBDueOctober102039Member" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="nonnum:domainItemType"/>
  <xs:element id="ottr_IncreaseDecreaseInInterestPayableAndIncomeTaxesReceivablePayableNet" abstract="false" name="IncreaseDecreaseInInterestPayableAndIncomeTaxesReceivablePayableNet" nillable="true" xbrli:periodType="duration" xbrli:balance="debit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
  <xs:element id="ottr_SeniorUnsecuredNotes468SeriesADueFebruary272029Member" abstract="true" name="SeniorUnsecuredNotes468SeriesADueFebruary272029Member" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="nonnum:domainItemType"/>
  <xs:element id="ottr_OtterTailPowerCompanyMember" abstract="true" name="OtterTailPowerCompanyMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="nonnum:domainItemType"/>
  <xs:element id="ottr_ScrapMetalSalesMember" abstract="true" name="ScrapMetalSalesMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="nonnum:domainItemType"/>
  <xs:element id="ottr_NonelectricOperationsPlantMember" abstract="true" name="NonelectricOperationsPlantMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="nonnum:domainItemType"/>
  <xs:element id="ottr_ISOCostRecoveryTrackersMember" abstract="true" name="ISOCostRecoveryTrackersMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="nonnum:domainItemType"/>
  <xs:element id="ottr_DebtReacquisitionPremiumsMember" abstract="true" name="DebtReacquisitionPremiumsMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="nonnum:domainItemType"/>
  <xs:element id="ottr_NonelectricPlantMember" abstract="true" name="NonelectricPlantMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="nonnum:domainItemType"/>
</xs:schema>
</XBRL>
</TEXT>
</DOCUMENT>
<DOCUMENT>
<TYPE>EX-101.CAL
<SEQUENCE>7
<FILENAME>ottr-20210331_cal.xml
<DESCRIPTION>XBRL TAXONOMY EXTENSION CALCULATION LINKBASE DOCUMENT
<TEXT>
<XBRL>
<?xml version="1.0" encoding="UTF-8"?>

<!--XBRL Document Created with Wdesk from Workiva-->
<!--Copyright 2021 Workiva-->
<!--r:5175639b-ee1e-4604-b574-a3957bad0594,g:26f82884-127b-48a9-a5e4-edc2a60f257f-->
<link:linkbase xmlns:link="http://www.xbrl.org/2003/linkbase" xmlns:xlink="http://www.w3.org/1999/xlink" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xsi:schemaLocation="http://www.xbrl.org/2003/linkbase http://www.xbrl.org/2003/xbrl-linkbase-2003-12-31.xsd">
  <link:roleRef roleURI="http://www.otpco.com/role/Cover" xlink:type="simple" xlink:href="ottr-20210331.xsd#Cover"/>
  <link:calculationLink xlink:role="http://www.otpco.com/role/Cover" xlink:type="extended"/>
  <link:roleRef roleURI="http://www.otpco.com/role/ConsolidatedBalanceSheets" xlink:type="simple" xlink:href="ottr-20210331.xsd#ConsolidatedBalanceSheets"/>
  <link:calculationLink xlink:role="http://www.otpco.com/role/ConsolidatedBalanceSheets" xlink:type="extended">
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_AssetsNoncurrent_0f5185a8-12f4-4751-84e9-c8930507f2a8" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_AssetsNoncurrent"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_Goodwill_377d9efc-852b-4884-ade7-81801ef9ac6f" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_Goodwill"/>
    <link:calculationArc order="1" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_AssetsNoncurrent_0f5185a8-12f4-4751-84e9-c8930507f2a8" xlink:to="loc_us-gaap_Goodwill_377d9efc-852b-4884-ade7-81801ef9ac6f" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_LongTermInvestments_1daa9fd9-42a4-4a33-99d5-05ca0ef54374" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_LongTermInvestments"/>
    <link:calculationArc order="2" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_AssetsNoncurrent_0f5185a8-12f4-4751-84e9-c8930507f2a8" xlink:to="loc_us-gaap_LongTermInvestments_1daa9fd9-42a4-4a33-99d5-05ca0ef54374" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_OtherAssetsNoncurrent_1caa4e3e-f03c-4cfc-8a24-07b76cc65ce5" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_OtherAssetsNoncurrent"/>
    <link:calculationArc order="3" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_AssetsNoncurrent_0f5185a8-12f4-4751-84e9-c8930507f2a8" xlink:to="loc_us-gaap_OtherAssetsNoncurrent_1caa4e3e-f03c-4cfc-8a24-07b76cc65ce5" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_RegulatoryAssetsNoncurrent_751dc416-7fa1-4355-885e-a9f5fd5d7004" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_RegulatoryAssetsNoncurrent"/>
    <link:calculationArc order="4" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_AssetsNoncurrent_0f5185a8-12f4-4751-84e9-c8930507f2a8" xlink:to="loc_us-gaap_RegulatoryAssetsNoncurrent_751dc416-7fa1-4355-885e-a9f5fd5d7004" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_IntangibleAssetsNetExcludingGoodwill_3b7831a9-88fc-41a0-a055-c90f929e556a" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_IntangibleAssetsNetExcludingGoodwill"/>
    <link:calculationArc order="5" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_AssetsNoncurrent_0f5185a8-12f4-4751-84e9-c8930507f2a8" xlink:to="loc_us-gaap_IntangibleAssetsNetExcludingGoodwill_3b7831a9-88fc-41a0-a055-c90f929e556a" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_PropertyPlantAndEquipmentNet_18ee27e9-1615-44fe-80c4-06008ddc4218" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_PropertyPlantAndEquipmentNet"/>
    <link:calculationArc order="6" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_AssetsNoncurrent_0f5185a8-12f4-4751-84e9-c8930507f2a8" xlink:to="loc_us-gaap_PropertyPlantAndEquipmentNet_18ee27e9-1615-44fe-80c4-06008ddc4218" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_AssetsCurrent_64e3137c-b8d9-4ea1-8a39-d408937c2e87" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_AssetsCurrent"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_CashAndCashEquivalentsAtCarryingValue_cc070fab-2557-4889-8715-533b95d029dc" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_CashAndCashEquivalentsAtCarryingValue"/>
    <link:calculationArc order="1" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_AssetsCurrent_64e3137c-b8d9-4ea1-8a39-d408937c2e87" xlink:to="loc_us-gaap_CashAndCashEquivalentsAtCarryingValue_cc070fab-2557-4889-8715-533b95d029dc" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_AccountsReceivableNet_f95c80ce-7edd-4c5a-b528-66c97d0be118" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_AccountsReceivableNet"/>
    <link:calculationArc order="2" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_AssetsCurrent_64e3137c-b8d9-4ea1-8a39-d408937c2e87" xlink:to="loc_us-gaap_AccountsReceivableNet_f95c80ce-7edd-4c5a-b528-66c97d0be118" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_OtherAssetsCurrent_15d6fc7a-8067-43e1-a188-8025ba3bd930" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_OtherAssetsCurrent"/>
    <link:calculationArc order="3" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_AssetsCurrent_64e3137c-b8d9-4ea1-8a39-d408937c2e87" xlink:to="loc_us-gaap_OtherAssetsCurrent_15d6fc7a-8067-43e1-a188-8025ba3bd930" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_InventoryNet_c439ea89-6318-4ee0-b7d3-619cb2afafa5" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_InventoryNet"/>
    <link:calculationArc order="4" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_AssetsCurrent_64e3137c-b8d9-4ea1-8a39-d408937c2e87" xlink:to="loc_us-gaap_InventoryNet_c439ea89-6318-4ee0-b7d3-619cb2afafa5" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_RegulatoryAssetsCurrent_65c9affc-7dda-44e8-9672-bdbf92e016f2" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_RegulatoryAssetsCurrent"/>
    <link:calculationArc order="5" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_AssetsCurrent_64e3137c-b8d9-4ea1-8a39-d408937c2e87" xlink:to="loc_us-gaap_RegulatoryAssetsCurrent_65c9affc-7dda-44e8-9672-bdbf92e016f2" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_StockholdersEquity_1b8b04ba-fb4a-4fa6-9fe3-f767f8bf7984" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_StockholdersEquity"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_CommonStockValue_2d9784c7-8754-4ddc-af6b-a676a8db71d2" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_CommonStockValue"/>
    <link:calculationArc order="1" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_StockholdersEquity_1b8b04ba-fb4a-4fa6-9fe3-f767f8bf7984" xlink:to="loc_us-gaap_CommonStockValue_2d9784c7-8754-4ddc-af6b-a676a8db71d2" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_AdditionalPaidInCapitalCommonStock_91cabd16-91ab-4346-86a6-d67cd41fe605" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_AdditionalPaidInCapitalCommonStock"/>
    <link:calculationArc order="2" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_StockholdersEquity_1b8b04ba-fb4a-4fa6-9fe3-f767f8bf7984" xlink:to="loc_us-gaap_AdditionalPaidInCapitalCommonStock_91cabd16-91ab-4346-86a6-d67cd41fe605" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_AccumulatedOtherComprehensiveIncomeLossNetOfTax_dc5edeea-735e-4c16-a969-7dfea1e00ee5" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_AccumulatedOtherComprehensiveIncomeLossNetOfTax"/>
    <link:calculationArc order="3" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_StockholdersEquity_1b8b04ba-fb4a-4fa6-9fe3-f767f8bf7984" xlink:to="loc_us-gaap_AccumulatedOtherComprehensiveIncomeLossNetOfTax_dc5edeea-735e-4c16-a969-7dfea1e00ee5" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_RetainedEarningsAccumulatedDeficit_c971caa0-3f47-44d6-a365-9865d93f8b84" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_RetainedEarningsAccumulatedDeficit"/>
    <link:calculationArc order="4" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_StockholdersEquity_1b8b04ba-fb4a-4fa6-9fe3-f767f8bf7984" xlink:to="loc_us-gaap_RetainedEarningsAccumulatedDeficit_c971caa0-3f47-44d6-a365-9865d93f8b84" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_LiabilitiesNoncurrent_259d80e3-2c6e-4696-bc45-4eb19f4b97e7" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_LiabilitiesNoncurrent"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_RegulatoryLiabilityNoncurrent_5ad74ab4-312a-45dc-8bf5-6a26e7516879" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_RegulatoryLiabilityNoncurrent"/>
    <link:calculationArc order="1" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_LiabilitiesNoncurrent_259d80e3-2c6e-4696-bc45-4eb19f4b97e7" xlink:to="loc_us-gaap_RegulatoryLiabilityNoncurrent_5ad74ab4-312a-45dc-8bf5-6a26e7516879" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_AccumulatedDeferredInvestmentTaxCredit_db03e384-ed52-498c-aadb-87d67b6034e4" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_AccumulatedDeferredInvestmentTaxCredit"/>
    <link:calculationArc order="2" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_LiabilitiesNoncurrent_259d80e3-2c6e-4696-bc45-4eb19f4b97e7" xlink:to="loc_us-gaap_AccumulatedDeferredInvestmentTaxCredit_db03e384-ed52-498c-aadb-87d67b6034e4" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_OtherPostretirementDefinedBenefitPlanLiabilitiesNoncurrent_ce3bae18-c554-427b-a516-7f44829eb6b7" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_OtherPostretirementDefinedBenefitPlanLiabilitiesNoncurrent"/>
    <link:calculationArc order="3" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_LiabilitiesNoncurrent_259d80e3-2c6e-4696-bc45-4eb19f4b97e7" xlink:to="loc_us-gaap_OtherPostretirementDefinedBenefitPlanLiabilitiesNoncurrent_ce3bae18-c554-427b-a516-7f44829eb6b7" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DeferredIncomeTaxLiabilitiesNet_27a72c02-5546-441e-b64e-4b594b0b5520" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_DeferredIncomeTaxLiabilitiesNet"/>
    <link:calculationArc order="4" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_LiabilitiesNoncurrent_259d80e3-2c6e-4696-bc45-4eb19f4b97e7" xlink:to="loc_us-gaap_DeferredIncomeTaxLiabilitiesNet_27a72c02-5546-441e-b64e-4b594b0b5520" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DefinedBenefitPensionPlanLiabilitiesNoncurrent_d73639b1-6fd9-4679-a21c-00a6bd15bb4d" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_DefinedBenefitPensionPlanLiabilitiesNoncurrent"/>
    <link:calculationArc order="5" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_LiabilitiesNoncurrent_259d80e3-2c6e-4696-bc45-4eb19f4b97e7" xlink:to="loc_us-gaap_DefinedBenefitPensionPlanLiabilitiesNoncurrent_d73639b1-6fd9-4679-a21c-00a6bd15bb4d" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_OtherLiabilitiesNoncurrent_92aa6f50-95f8-42bf-9a2b-c8063f6da346" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_OtherLiabilitiesNoncurrent"/>
    <link:calculationArc order="6" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_LiabilitiesNoncurrent_259d80e3-2c6e-4696-bc45-4eb19f4b97e7" xlink:to="loc_us-gaap_OtherLiabilitiesNoncurrent_92aa6f50-95f8-42bf-9a2b-c8063f6da346" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_LiabilitiesAndStockholdersEquity_bf9769de-0d34-4a0a-858b-c108098f2dde" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_LiabilitiesAndStockholdersEquity"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_CapitalizationLongtermDebtAndEquity_06b16cb4-bbfd-41c5-b2c9-b10323a42b8e" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_CapitalizationLongtermDebtAndEquity"/>
    <link:calculationArc order="1" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_LiabilitiesAndStockholdersEquity_bf9769de-0d34-4a0a-858b-c108098f2dde" xlink:to="loc_us-gaap_CapitalizationLongtermDebtAndEquity_06b16cb4-bbfd-41c5-b2c9-b10323a42b8e" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_LiabilitiesNoncurrent_07de649a-ba94-4534-a1bf-6d2f6f669c55" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_LiabilitiesNoncurrent"/>
    <link:calculationArc order="2" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_LiabilitiesAndStockholdersEquity_bf9769de-0d34-4a0a-858b-c108098f2dde" xlink:to="loc_us-gaap_LiabilitiesNoncurrent_07de649a-ba94-4534-a1bf-6d2f6f669c55" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_LiabilitiesCurrent_37f18a24-112c-439d-8ae8-9e68386d607b" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_LiabilitiesCurrent"/>
    <link:calculationArc order="3" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_LiabilitiesAndStockholdersEquity_bf9769de-0d34-4a0a-858b-c108098f2dde" xlink:to="loc_us-gaap_LiabilitiesCurrent_37f18a24-112c-439d-8ae8-9e68386d607b" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_CommitmentsAndContingencies_4b79be3f-b36b-46b7-a8cc-ff5c79726ace" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_CommitmentsAndContingencies"/>
    <link:calculationArc order="4" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_LiabilitiesAndStockholdersEquity_bf9769de-0d34-4a0a-858b-c108098f2dde" xlink:to="loc_us-gaap_CommitmentsAndContingencies_4b79be3f-b36b-46b7-a8cc-ff5c79726ace" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_Assets_516df126-cbc8-4d05-b9eb-8145659dbddd" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_Assets"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_AssetsNoncurrent_5dced219-d8b0-4533-ac84-c7bfbc6adb42" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_AssetsNoncurrent"/>
    <link:calculationArc order="1" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_Assets_516df126-cbc8-4d05-b9eb-8145659dbddd" xlink:to="loc_us-gaap_AssetsNoncurrent_5dced219-d8b0-4533-ac84-c7bfbc6adb42" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_AssetsCurrent_51b8f0c8-10e0-458c-8e55-ca68b3c2b99a" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_AssetsCurrent"/>
    <link:calculationArc order="2" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_Assets_516df126-cbc8-4d05-b9eb-8145659dbddd" xlink:to="loc_us-gaap_AssetsCurrent_51b8f0c8-10e0-458c-8e55-ca68b3c2b99a" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_CapitalizationLongtermDebtAndEquity_2efbde00-b998-4f76-adc1-b284c6616d27" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_CapitalizationLongtermDebtAndEquity"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_LongTermDebtNoncurrent_397e5fa1-b6a0-4674-9707-be3712b7bef7" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_LongTermDebtNoncurrent"/>
    <link:calculationArc order="1" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_CapitalizationLongtermDebtAndEquity_2efbde00-b998-4f76-adc1-b284c6616d27" xlink:to="loc_us-gaap_LongTermDebtNoncurrent_397e5fa1-b6a0-4674-9707-be3712b7bef7" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_StockholdersEquity_f5f6c273-d934-4c2e-9c59-e57a412131f4" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_StockholdersEquity"/>
    <link:calculationArc order="2" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_CapitalizationLongtermDebtAndEquity_2efbde00-b998-4f76-adc1-b284c6616d27" xlink:to="loc_us-gaap_StockholdersEquity_f5f6c273-d934-4c2e-9c59-e57a412131f4" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_LiabilitiesCurrent_30ef02c0-315c-4645-b0ba-6b2227debcaa" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_LiabilitiesCurrent"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_AccrualForTaxesOtherThanIncomeTaxesCurrent_ff35f487-220a-47fa-bbf5-62743a393b68" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_AccrualForTaxesOtherThanIncomeTaxesCurrent"/>
    <link:calculationArc order="1" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_LiabilitiesCurrent_30ef02c0-315c-4645-b0ba-6b2227debcaa" xlink:to="loc_us-gaap_AccrualForTaxesOtherThanIncomeTaxesCurrent_ff35f487-220a-47fa-bbf5-62743a393b68" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_AccountsPayableCurrent_63031578-0b93-45bf-952d-93e0cd993f9d" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_AccountsPayableCurrent"/>
    <link:calculationArc order="2" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_LiabilitiesCurrent_30ef02c0-315c-4645-b0ba-6b2227debcaa" xlink:to="loc_us-gaap_AccountsPayableCurrent_63031578-0b93-45bf-952d-93e0cd993f9d" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ShortTermBorrowings_ded42668-93c3-4e99-bec5-b7d85d1b1f04" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_ShortTermBorrowings"/>
    <link:calculationArc order="3" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_LiabilitiesCurrent_30ef02c0-315c-4645-b0ba-6b2227debcaa" xlink:to="loc_us-gaap_ShortTermBorrowings_ded42668-93c3-4e99-bec5-b7d85d1b1f04" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_OtherLiabilitiesCurrent_fe1748c1-6ced-4cb3-9852-23adde7a4642" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_OtherLiabilitiesCurrent"/>
    <link:calculationArc order="4" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_LiabilitiesCurrent_30ef02c0-315c-4645-b0ba-6b2227debcaa" xlink:to="loc_us-gaap_OtherLiabilitiesCurrent_fe1748c1-6ced-4cb3-9852-23adde7a4642" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_RegulatoryLiabilityCurrent_815d0172-c587-42b2-8a05-cc32851d17ef" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_RegulatoryLiabilityCurrent"/>
    <link:calculationArc order="5" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_LiabilitiesCurrent_30ef02c0-315c-4645-b0ba-6b2227debcaa" xlink:to="loc_us-gaap_RegulatoryLiabilityCurrent_815d0172-c587-42b2-8a05-cc32851d17ef" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_EmployeeRelatedLiabilitiesCurrent_e5c59be8-505a-48e9-942e-805912f385b8" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_EmployeeRelatedLiabilitiesCurrent"/>
    <link:calculationArc order="6" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_LiabilitiesCurrent_30ef02c0-315c-4645-b0ba-6b2227debcaa" xlink:to="loc_us-gaap_EmployeeRelatedLiabilitiesCurrent_e5c59be8-505a-48e9-942e-805912f385b8" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_LongTermDebtCurrent_aec97127-5a58-49b6-baa6-92c300cf1fd4" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_LongTermDebtCurrent"/>
    <link:calculationArc order="7" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_LiabilitiesCurrent_30ef02c0-315c-4645-b0ba-6b2227debcaa" xlink:to="loc_us-gaap_LongTermDebtCurrent_aec97127-5a58-49b6-baa6-92c300cf1fd4" xlink:type="arc"/>
  </link:calculationLink>
  <link:roleRef roleURI="http://www.otpco.com/role/ConsolidatedBalanceSheetsParentheticals" xlink:type="simple" xlink:href="ottr-20210331.xsd#ConsolidatedBalanceSheetsParentheticals"/>
  <link:calculationLink xlink:role="http://www.otpco.com/role/ConsolidatedBalanceSheetsParentheticals" xlink:type="extended"/>
  <link:roleRef roleURI="http://www.otpco.com/role/ConsolidatedStatementsofIncome" xlink:type="simple" xlink:href="ottr-20210331.xsd#ConsolidatedStatementsofIncome"/>
  <link:calculationLink xlink:role="http://www.otpco.com/role/ConsolidatedStatementsofIncome" xlink:type="extended">
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_CostsAndExpenses_d29682a7-be81-48f0-af06-51caad43ecee" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_CostsAndExpenses"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_UtilitiesOperatingExpenseProductsAndServices_70f8ee20-c441-474c-9a38-314e7b5a25ef" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_UtilitiesOperatingExpenseProductsAndServices"/>
    <link:calculationArc order="1" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_CostsAndExpenses_d29682a7-be81-48f0-af06-51caad43ecee" xlink:to="loc_us-gaap_UtilitiesOperatingExpenseProductsAndServices_70f8ee20-c441-474c-9a38-314e7b5a25ef" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_UtilitiesOperatingExpenseMaintenanceAndOperations_543ee905-9254-4607-a202-e20df83e8220" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_UtilitiesOperatingExpenseMaintenanceAndOperations"/>
    <link:calculationArc order="2" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_CostsAndExpenses_d29682a7-be81-48f0-af06-51caad43ecee" xlink:to="loc_us-gaap_UtilitiesOperatingExpenseMaintenanceAndOperations_543ee905-9254-4607-a202-e20df83e8220" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_UtilitiesOperatingExpenseOther_5aac57ab-4b82-4af9-8cc1-361962318db9" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_UtilitiesOperatingExpenseOther"/>
    <link:calculationArc order="3" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_CostsAndExpenses_d29682a7-be81-48f0-af06-51caad43ecee" xlink:to="loc_us-gaap_UtilitiesOperatingExpenseOther_5aac57ab-4b82-4af9-8cc1-361962318db9" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_UtilitiesOperatingExpenseFuelUsed_ebf4d14d-60c1-462c-bdac-096036ae146a" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_UtilitiesOperatingExpenseFuelUsed"/>
    <link:calculationArc order="4" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_CostsAndExpenses_d29682a7-be81-48f0-af06-51caad43ecee" xlink:to="loc_us-gaap_UtilitiesOperatingExpenseFuelUsed_ebf4d14d-60c1-462c-bdac-096036ae146a" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_UtilitiesOperatingExpensePurchasedPower_5bee2ea3-b259-4871-9be6-3256ba332c69" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_UtilitiesOperatingExpensePurchasedPower"/>
    <link:calculationArc order="5" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_CostsAndExpenses_d29682a7-be81-48f0-af06-51caad43ecee" xlink:to="loc_us-gaap_UtilitiesOperatingExpensePurchasedPower_5bee2ea3-b259-4871-9be6-3256ba332c69" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DepreciationDepletionAndAmortization_1a9fb062-2838-4511-a313-f4bf417aeb6e" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_DepreciationDepletionAndAmortization"/>
    <link:calculationArc order="6" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_CostsAndExpenses_d29682a7-be81-48f0-af06-51caad43ecee" xlink:to="loc_us-gaap_DepreciationDepletionAndAmortization_1a9fb062-2838-4511-a313-f4bf417aeb6e" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_OtherCostAndExpenseOperating_e56fff45-1bb7-47f9-9b49-46b62aa590ac" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_OtherCostAndExpenseOperating"/>
    <link:calculationArc order="7" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_CostsAndExpenses_d29682a7-be81-48f0-af06-51caad43ecee" xlink:to="loc_us-gaap_OtherCostAndExpenseOperating_e56fff45-1bb7-47f9-9b49-46b62aa590ac" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest_f1add529-74b8-4e1e-a980-975a45f64881" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_InterestAndDebtExpense_1ff68b4e-b315-42e6-9b80-d2d13664d723" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_InterestAndDebtExpense"/>
    <link:calculationArc order="1" weight="-1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest_f1add529-74b8-4e1e-a980-975a45f64881" xlink:to="loc_us-gaap_InterestAndDebtExpense_1ff68b4e-b315-42e6-9b80-d2d13664d723" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_OperatingIncomeLoss_16f2e12c-8b1e-4882-82fd-8d8b8c75a5d1" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_OperatingIncomeLoss"/>
    <link:calculationArc order="2" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest_f1add529-74b8-4e1e-a980-975a45f64881" xlink:to="loc_us-gaap_OperatingIncomeLoss_16f2e12c-8b1e-4882-82fd-8d8b8c75a5d1" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_NetPeriodicDefinedBenefitsExpenseReversalOfExpenseExcludingServiceCostComponent_dc57d22e-f9f4-4ef2-af6a-d9edb85816dc" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_NetPeriodicDefinedBenefitsExpenseReversalOfExpenseExcludingServiceCostComponent"/>
    <link:calculationArc order="3" weight="-1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest_f1add529-74b8-4e1e-a980-975a45f64881" xlink:to="loc_us-gaap_NetPeriodicDefinedBenefitsExpenseReversalOfExpenseExcludingServiceCostComponent_dc57d22e-f9f4-4ef2-af6a-d9edb85816dc" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_OtherNonoperatingIncomeExpense_6d033ef3-b968-4926-9538-d0cc8bf841ac" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_OtherNonoperatingIncomeExpense"/>
    <link:calculationArc order="4" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest_f1add529-74b8-4e1e-a980-975a45f64881" xlink:to="loc_us-gaap_OtherNonoperatingIncomeExpense_6d033ef3-b968-4926-9538-d0cc8bf841ac" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_OperatingIncomeLoss_c6afac18-49fb-469f-877a-1a46965bdad0" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_OperatingIncomeLoss"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_Revenues_f9517426-7ca5-4cfe-90b1-849978f9ceef" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_Revenues"/>
    <link:calculationArc order="1" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_OperatingIncomeLoss_c6afac18-49fb-469f-877a-1a46965bdad0" xlink:to="loc_us-gaap_Revenues_f9517426-7ca5-4cfe-90b1-849978f9ceef" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_CostsAndExpenses_98b8839a-bb9c-453c-a71c-0bb965f52405" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_CostsAndExpenses"/>
    <link:calculationArc order="2" weight="-1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_OperatingIncomeLoss_c6afac18-49fb-469f-877a-1a46965bdad0" xlink:to="loc_us-gaap_CostsAndExpenses_98b8839a-bb9c-453c-a71c-0bb965f52405" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_NetIncomeLoss_4625570a-4086-493b-a54b-4d7f28b65b56" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_NetIncomeLoss"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_IncomeTaxExpenseBenefit_8603996b-105e-4c9f-a33a-5bf1aedf80b8" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_IncomeTaxExpenseBenefit"/>
    <link:calculationArc order="1" weight="-1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_NetIncomeLoss_4625570a-4086-493b-a54b-4d7f28b65b56" xlink:to="loc_us-gaap_IncomeTaxExpenseBenefit_8603996b-105e-4c9f-a33a-5bf1aedf80b8" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest_7b551d03-9f6d-4a97-9845-4959969ce4f2" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest"/>
    <link:calculationArc order="2" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_NetIncomeLoss_4625570a-4086-493b-a54b-4d7f28b65b56" xlink:to="loc_us-gaap_IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest_7b551d03-9f6d-4a97-9845-4959969ce4f2" xlink:type="arc"/>
  </link:calculationLink>
  <link:roleRef roleURI="http://www.otpco.com/role/ConsolidatedStatementsofComprehensiveIncome" xlink:type="simple" xlink:href="ottr-20210331.xsd#ConsolidatedStatementsofComprehensiveIncome"/>
  <link:calculationLink xlink:role="http://www.otpco.com/role/ConsolidatedStatementsofComprehensiveIncome" xlink:type="extended">
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_OtherComprehensiveIncomeLossNetOfTaxPortionAttributableToParent_5fe3e335-16da-4261-a0aa-65a3b3237af3" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_OtherComprehensiveIncomeLossNetOfTaxPortionAttributableToParent"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_OtherComprehensiveIncomeDefinedBenefitPlansAdjustmentNetOfTaxPortionAttributableToParent_e05b8acd-6de6-4b95-b0ba-aa922206d514" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_OtherComprehensiveIncomeDefinedBenefitPlansAdjustmentNetOfTaxPortionAttributableToParent"/>
    <link:calculationArc order="1" weight="-1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_OtherComprehensiveIncomeLossNetOfTaxPortionAttributableToParent_5fe3e335-16da-4261-a0aa-65a3b3237af3" xlink:to="loc_us-gaap_OtherComprehensiveIncomeDefinedBenefitPlansAdjustmentNetOfTaxPortionAttributableToParent_e05b8acd-6de6-4b95-b0ba-aa922206d514" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_OtherComprehensiveIncomeAvailableforsaleSecuritiesAdjustmentNetOfTaxPortionAttributableToParent_71041c80-5a51-4d1a-bc08-c44bbbb902b2" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_OtherComprehensiveIncomeAvailableforsaleSecuritiesAdjustmentNetOfTaxPortionAttributableToParent"/>
    <link:calculationArc order="2" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_OtherComprehensiveIncomeLossNetOfTaxPortionAttributableToParent_5fe3e335-16da-4261-a0aa-65a3b3237af3" xlink:to="loc_us-gaap_OtherComprehensiveIncomeAvailableforsaleSecuritiesAdjustmentNetOfTaxPortionAttributableToParent_71041c80-5a51-4d1a-bc08-c44bbbb902b2" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_OtherComprehensiveIncomeDefinedBenefitPlansAdjustmentNetOfTaxPortionAttributableToParent_c7e197eb-53b1-40cf-b929-886538f62b5a" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_OtherComprehensiveIncomeDefinedBenefitPlansAdjustmentNetOfTaxPortionAttributableToParent"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_OtherComprehensiveIncomeDefinedBenefitPlansTaxPortionAttributableToParent_97d301a0-1ac8-4ceb-834d-d7122b381a16" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_OtherComprehensiveIncomeDefinedBenefitPlansTaxPortionAttributableToParent"/>
    <link:calculationArc order="1" weight="-1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_OtherComprehensiveIncomeDefinedBenefitPlansAdjustmentNetOfTaxPortionAttributableToParent_c7e197eb-53b1-40cf-b929-886538f62b5a" xlink:to="loc_us-gaap_OtherComprehensiveIncomeDefinedBenefitPlansTaxPortionAttributableToParent_97d301a0-1ac8-4ceb-834d-d7122b381a16" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_OtherComprehensiveIncomeDefinedBenefitPlansAdjustmentBeforeTaxPortionAttributableToParent_06a13b6e-9229-487d-b3fe-5b421043df28" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_OtherComprehensiveIncomeDefinedBenefitPlansAdjustmentBeforeTaxPortionAttributableToParent"/>
    <link:calculationArc order="2" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_OtherComprehensiveIncomeDefinedBenefitPlansAdjustmentNetOfTaxPortionAttributableToParent_c7e197eb-53b1-40cf-b929-886538f62b5a" xlink:to="loc_us-gaap_OtherComprehensiveIncomeDefinedBenefitPlansAdjustmentBeforeTaxPortionAttributableToParent_06a13b6e-9229-487d-b3fe-5b421043df28" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ComprehensiveIncomeNetOfTax_4ed1668b-b987-46c1-a928-7a5559332c97" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_ComprehensiveIncomeNetOfTax"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_OtherComprehensiveIncomeLossNetOfTaxPortionAttributableToParent_c707f65b-1336-496a-9141-fcc9fa3e8d9f" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_OtherComprehensiveIncomeLossNetOfTaxPortionAttributableToParent"/>
    <link:calculationArc order="1" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_ComprehensiveIncomeNetOfTax_4ed1668b-b987-46c1-a928-7a5559332c97" xlink:to="loc_us-gaap_OtherComprehensiveIncomeLossNetOfTaxPortionAttributableToParent_c707f65b-1336-496a-9141-fcc9fa3e8d9f" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_NetIncomeLoss_7189699c-1325-4608-844b-18d2cd65cac3" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_NetIncomeLoss"/>
    <link:calculationArc order="2" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_ComprehensiveIncomeNetOfTax_4ed1668b-b987-46c1-a928-7a5559332c97" xlink:to="loc_us-gaap_NetIncomeLoss_7189699c-1325-4608-844b-18d2cd65cac3" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_OtherComprehensiveIncomeAvailableforsaleSecuritiesAdjustmentNetOfTaxPortionAttributableToParent_481eeb1c-c497-432b-9559-845318fbe326" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_OtherComprehensiveIncomeAvailableforsaleSecuritiesAdjustmentNetOfTaxPortionAttributableToParent"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_OtherComprehensiveIncomeLossReclassificationAdjustmentFromAOCIForSaleOfSecuritiesBeforeTax_3d426068-183c-40ff-a816-3b82ab9997fc" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_OtherComprehensiveIncomeLossReclassificationAdjustmentFromAOCIForSaleOfSecuritiesBeforeTax"/>
    <link:calculationArc order="1" weight="-1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_OtherComprehensiveIncomeAvailableforsaleSecuritiesAdjustmentNetOfTaxPortionAttributableToParent_481eeb1c-c497-432b-9559-845318fbe326" xlink:to="loc_us-gaap_OtherComprehensiveIncomeLossReclassificationAdjustmentFromAOCIForSaleOfSecuritiesBeforeTax_3d426068-183c-40ff-a816-3b82ab9997fc" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_OtherComprehensiveIncomeAvailableforsaleSecuritiesTaxPortionAttributableToParent_92a46acc-eb2b-43ff-a62f-866425cf149d" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_OtherComprehensiveIncomeAvailableforsaleSecuritiesTaxPortionAttributableToParent"/>
    <link:calculationArc order="2" weight="-1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_OtherComprehensiveIncomeAvailableforsaleSecuritiesAdjustmentNetOfTaxPortionAttributableToParent_481eeb1c-c497-432b-9559-845318fbe326" xlink:to="loc_us-gaap_OtherComprehensiveIncomeAvailableforsaleSecuritiesTaxPortionAttributableToParent_92a46acc-eb2b-43ff-a62f-866425cf149d" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_OtherComprehensiveIncomeUnrealizedHoldingGainLossOnSecuritiesArisingDuringPeriodBeforeTax_e0377690-25e5-4f08-996f-90d09cb0de76" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_OtherComprehensiveIncomeUnrealizedHoldingGainLossOnSecuritiesArisingDuringPeriodBeforeTax"/>
    <link:calculationArc order="3" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_OtherComprehensiveIncomeAvailableforsaleSecuritiesAdjustmentNetOfTaxPortionAttributableToParent_481eeb1c-c497-432b-9559-845318fbe326" xlink:to="loc_us-gaap_OtherComprehensiveIncomeUnrealizedHoldingGainLossOnSecuritiesArisingDuringPeriodBeforeTax_e0377690-25e5-4f08-996f-90d09cb0de76" xlink:type="arc"/>
  </link:calculationLink>
  <link:roleRef roleURI="http://www.otpco.com/role/ConsolidatedStatementsofShareholdersEquity" xlink:type="simple" xlink:href="ottr-20210331.xsd#ConsolidatedStatementsofShareholdersEquity"/>
  <link:calculationLink xlink:role="http://www.otpco.com/role/ConsolidatedStatementsofShareholdersEquity" xlink:type="extended"/>
  <link:roleRef roleURI="http://www.otpco.com/role/ConsolidatedStatementsofShareholdersEquityParentheticals" xlink:type="simple" xlink:href="ottr-20210331.xsd#ConsolidatedStatementsofShareholdersEquityParentheticals"/>
  <link:calculationLink xlink:role="http://www.otpco.com/role/ConsolidatedStatementsofShareholdersEquityParentheticals" xlink:type="extended"/>
  <link:roleRef roleURI="http://www.otpco.com/role/ConsolidatedStatementsofCashFlows" xlink:type="simple" xlink:href="ottr-20210331.xsd#ConsolidatedStatementsofCashFlows"/>
  <link:calculationLink xlink:role="http://www.otpco.com/role/ConsolidatedStatementsofCashFlows" xlink:type="extended">
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_NetCashProvidedByUsedInInvestingActivities_c3538743-d5f3-4a92-a0f3-b275b84662cd" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_NetCashProvidedByUsedInInvestingActivities"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_PaymentsForProceedsFromInvestments_682fa321-d83c-416b-bcb7-373a3c41eca4" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_PaymentsForProceedsFromInvestments"/>
    <link:calculationArc order="1" weight="-1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_NetCashProvidedByUsedInInvestingActivities_c3538743-d5f3-4a92-a0f3-b275b84662cd" xlink:to="loc_us-gaap_PaymentsForProceedsFromInvestments_682fa321-d83c-416b-bcb7-373a3c41eca4" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ProceedsFromSaleOfProductiveAssets_fd84824c-d174-4455-a796-d3074a179ba3" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_ProceedsFromSaleOfProductiveAssets"/>
    <link:calculationArc order="2" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_NetCashProvidedByUsedInInvestingActivities_c3538743-d5f3-4a92-a0f3-b275b84662cd" xlink:to="loc_us-gaap_ProceedsFromSaleOfProductiveAssets_fd84824c-d174-4455-a796-d3074a179ba3" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_PaymentsToAcquireProductiveAssets_6172a665-ab8a-4dc9-a710-439a878f631b" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_PaymentsToAcquireProductiveAssets"/>
    <link:calculationArc order="3" weight="-1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_NetCashProvidedByUsedInInvestingActivities_c3538743-d5f3-4a92-a0f3-b275b84662cd" xlink:to="loc_us-gaap_PaymentsToAcquireProductiveAssets_6172a665-ab8a-4dc9-a710-439a878f631b" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_NetCashProvidedByUsedInOperatingActivities_4ecfc45f-1210-41f9-a0d7-d1014481855a" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_NetCashProvidedByUsedInOperatingActivities"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DepreciationDepletionAndAmortization_f4365625-25d3-40e7-a47a-f7979930877e" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_DepreciationDepletionAndAmortization"/>
    <link:calculationArc order="1" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_NetCashProvidedByUsedInOperatingActivities_4ecfc45f-1210-41f9-a0d7-d1014481855a" xlink:to="loc_us-gaap_DepreciationDepletionAndAmortization_f4365625-25d3-40e7-a47a-f7979930877e" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_PensionContributions_359edfe8-158f-4a8a-a725-7a011b2743be" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_PensionContributions"/>
    <link:calculationArc order="2" weight="-1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_NetCashProvidedByUsedInOperatingActivities_4ecfc45f-1210-41f9-a0d7-d1014481855a" xlink:to="loc_us-gaap_PensionContributions_359edfe8-158f-4a8a-a725-7a011b2743be" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_IncreaseDecreaseInAllowanceForEquityFundsUsedDuringConstruction_a6de1232-d12f-4efd-829f-1af763cd85d1" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_IncreaseDecreaseInAllowanceForEquityFundsUsedDuringConstruction"/>
    <link:calculationArc order="3" weight="-1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_NetCashProvidedByUsedInOperatingActivities_4ecfc45f-1210-41f9-a0d7-d1014481855a" xlink:to="loc_us-gaap_IncreaseDecreaseInAllowanceForEquityFundsUsedDuringConstruction_a6de1232-d12f-4efd-829f-1af763cd85d1" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_IncreaseDecreaseInOtherOperatingAssets_75997449-d817-49f8-bcf2-0ccb7a1ce7f9" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_IncreaseDecreaseInOtherOperatingAssets"/>
    <link:calculationArc order="4" weight="-1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_NetCashProvidedByUsedInOperatingActivities_4ecfc45f-1210-41f9-a0d7-d1014481855a" xlink:to="loc_us-gaap_IncreaseDecreaseInOtherOperatingAssets_75997449-d817-49f8-bcf2-0ccb7a1ce7f9" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ShareBasedCompensation_adce9476-08e4-4074-b57c-39c5305a866b" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_ShareBasedCompensation"/>
    <link:calculationArc order="5" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_NetCashProvidedByUsedInOperatingActivities_4ecfc45f-1210-41f9-a0d7-d1014481855a" xlink:to="loc_us-gaap_ShareBasedCompensation_adce9476-08e4-4074-b57c-39c5305a866b" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_IncreaseDecreaseInReceivables_63a4a7d0-7f6c-4e49-82a7-916074421f68" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_IncreaseDecreaseInReceivables"/>
    <link:calculationArc order="6" weight="-1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_NetCashProvidedByUsedInOperatingActivities_4ecfc45f-1210-41f9-a0d7-d1014481855a" xlink:to="loc_us-gaap_IncreaseDecreaseInReceivables_63a4a7d0-7f6c-4e49-82a7-916074421f68" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_IncreaseDecreaseInAccountsPayableAndAccruedLiabilities_85033400-fbab-4cdd-abe2-4836740bc511" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_IncreaseDecreaseInAccountsPayableAndAccruedLiabilities"/>
    <link:calculationArc order="7" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_NetCashProvidedByUsedInOperatingActivities_4ecfc45f-1210-41f9-a0d7-d1014481855a" xlink:to="loc_us-gaap_IncreaseDecreaseInAccountsPayableAndAccruedLiabilities_85033400-fbab-4cdd-abe2-4836740bc511" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_IncomeTaxCreditsAndAdjustments_af97244a-a1b7-45ee-8d6b-692675998c79" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_IncomeTaxCreditsAndAdjustments"/>
    <link:calculationArc order="8" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_NetCashProvidedByUsedInOperatingActivities_4ecfc45f-1210-41f9-a0d7-d1014481855a" xlink:to="loc_us-gaap_IncomeTaxCreditsAndAdjustments_af97244a-a1b7-45ee-8d6b-692675998c79" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_ottr_IncreaseDecreaseInOtherOperatingLiabilitiesAndIncreaseDecreaseInDeferredLiabilities_b280e74f-257f-4438-8825-f9ccd36b0d42" xlink:href="ottr-20210331.xsd#ottr_IncreaseDecreaseInOtherOperatingLiabilitiesAndIncreaseDecreaseInDeferredLiabilities"/>
    <link:calculationArc order="9" weight="-1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_NetCashProvidedByUsedInOperatingActivities_4ecfc45f-1210-41f9-a0d7-d1014481855a" xlink:to="loc_ottr_IncreaseDecreaseInOtherOperatingLiabilitiesAndIncreaseDecreaseInDeferredLiabilities_b280e74f-257f-4438-8825-f9ccd36b0d42" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_ottr_IncreaseDecreaseInDeferredChargesAndOtherAssets_3061316c-e7f6-4f93-8609-ac9e51aadf7f" xlink:href="ottr-20210331.xsd#ottr_IncreaseDecreaseInDeferredChargesAndOtherAssets"/>
    <link:calculationArc order="10" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_NetCashProvidedByUsedInOperatingActivities_4ecfc45f-1210-41f9-a0d7-d1014481855a" xlink:to="loc_ottr_IncreaseDecreaseInDeferredChargesAndOtherAssets_3061316c-e7f6-4f93-8609-ac9e51aadf7f" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_ottr_IncreaseDecreaseInInterestPayableAndIncomeTaxesReceivablePayableNet_3f849dae-f6ea-4396-bc18-b9046b7a6570" xlink:href="ottr-20210331.xsd#ottr_IncreaseDecreaseInInterestPayableAndIncomeTaxesReceivablePayableNet"/>
    <link:calculationArc order="11" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_NetCashProvidedByUsedInOperatingActivities_4ecfc45f-1210-41f9-a0d7-d1014481855a" xlink:to="loc_ottr_IncreaseDecreaseInInterestPayableAndIncomeTaxesReceivablePayableNet_3f849dae-f6ea-4396-bc18-b9046b7a6570" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_IncreaseDecreaseInInventories_4ea2d631-6032-4824-8c11-8f47e711e523" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_IncreaseDecreaseInInventories"/>
    <link:calculationArc order="12" weight="-1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_NetCashProvidedByUsedInOperatingActivities_4ecfc45f-1210-41f9-a0d7-d1014481855a" xlink:to="loc_us-gaap_IncreaseDecreaseInInventories_4ea2d631-6032-4824-8c11-8f47e711e523" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DeferredIncomeTaxExpenseBenefit_d3e6b9f1-6b0a-43fb-b33f-c3afedb45ea1" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_DeferredIncomeTaxExpenseBenefit"/>
    <link:calculationArc order="13" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_NetCashProvidedByUsedInOperatingActivities_4ecfc45f-1210-41f9-a0d7-d1014481855a" xlink:to="loc_us-gaap_DeferredIncomeTaxExpenseBenefit_d3e6b9f1-6b0a-43fb-b33f-c3afedb45ea1" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_OtherNoncashIncomeExpense_6e2b4c1b-d400-4ac9-8245-936e122882ff" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_OtherNoncashIncomeExpense"/>
    <link:calculationArc order="14" weight="-1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_NetCashProvidedByUsedInOperatingActivities_4ecfc45f-1210-41f9-a0d7-d1014481855a" xlink:to="loc_us-gaap_OtherNoncashIncomeExpense_6e2b4c1b-d400-4ac9-8245-936e122882ff" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_NetIncomeLoss_a28d1b3a-e59b-434b-9eeb-4cae8ef57248" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_NetIncomeLoss"/>
    <link:calculationArc order="15" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_NetCashProvidedByUsedInOperatingActivities_4ecfc45f-1210-41f9-a0d7-d1014481855a" xlink:to="loc_us-gaap_NetIncomeLoss_a28d1b3a-e59b-434b-9eeb-4cae8ef57248" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsPeriodIncreaseDecreaseIncludingExchangeRateEffect_d0f6b252-6743-4510-9a0f-074a8525a473" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsPeriodIncreaseDecreaseIncludingExchangeRateEffect"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_NetCashProvidedByUsedInOperatingActivities_013e2af7-b09c-479c-b373-93c70f27925d" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_NetCashProvidedByUsedInOperatingActivities"/>
    <link:calculationArc order="1" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsPeriodIncreaseDecreaseIncludingExchangeRateEffect_d0f6b252-6743-4510-9a0f-074a8525a473" xlink:to="loc_us-gaap_NetCashProvidedByUsedInOperatingActivities_013e2af7-b09c-479c-b373-93c70f27925d" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_NetCashProvidedByUsedInInvestingActivities_7a4d1b4c-f8c3-43de-9573-96eb04463de7" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_NetCashProvidedByUsedInInvestingActivities"/>
    <link:calculationArc order="2" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsPeriodIncreaseDecreaseIncludingExchangeRateEffect_d0f6b252-6743-4510-9a0f-074a8525a473" xlink:to="loc_us-gaap_NetCashProvidedByUsedInInvestingActivities_7a4d1b4c-f8c3-43de-9573-96eb04463de7" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_NetCashProvidedByUsedInFinancingActivities_53ba8be6-ccd7-4cd7-a917-ac4567c27d47" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_NetCashProvidedByUsedInFinancingActivities"/>
    <link:calculationArc order="3" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsPeriodIncreaseDecreaseIncludingExchangeRateEffect_d0f6b252-6743-4510-9a0f-074a8525a473" xlink:to="loc_us-gaap_NetCashProvidedByUsedInFinancingActivities_53ba8be6-ccd7-4cd7-a917-ac4567c27d47" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_NetCashProvidedByUsedInFinancingActivities_7243ff19-cea9-4ddf-ae4a-aefa32cdecb1" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_NetCashProvidedByUsedInFinancingActivities"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ProceedsFromRepaymentsOfShortTermDebt_648cbf9b-1c73-45a2-b13c-d4e5dd70bcf6" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_ProceedsFromRepaymentsOfShortTermDebt"/>
    <link:calculationArc order="1" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_NetCashProvidedByUsedInFinancingActivities_7243ff19-cea9-4ddf-ae4a-aefa32cdecb1" xlink:to="loc_us-gaap_ProceedsFromRepaymentsOfShortTermDebt_648cbf9b-1c73-45a2-b13c-d4e5dd70bcf6" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_PaymentsOfDebtIssuanceCosts_1d13e079-047b-44d4-a560-50a6efc603dd" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_PaymentsOfDebtIssuanceCosts"/>
    <link:calculationArc order="2" weight="-1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_NetCashProvidedByUsedInFinancingActivities_7243ff19-cea9-4ddf-ae4a-aefa32cdecb1" xlink:to="loc_us-gaap_PaymentsOfDebtIssuanceCosts_1d13e079-047b-44d4-a560-50a6efc603dd" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_ottr_ChangeInChecksWrittenInExcessOfCash_af65ed81-6312-4045-b257-4a7e2ae534d5" xlink:href="ottr-20210331.xsd#ottr_ChangeInChecksWrittenInExcessOfCash"/>
    <link:calculationArc order="3" weight="-1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_NetCashProvidedByUsedInFinancingActivities_7243ff19-cea9-4ddf-ae4a-aefa32cdecb1" xlink:to="loc_ottr_ChangeInChecksWrittenInExcessOfCash_af65ed81-6312-4045-b257-4a7e2ae534d5" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ProceedsFromIssuanceOfLongTermDebt_6d742237-3d9f-4d4f-8023-98eee69c4248" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_ProceedsFromIssuanceOfLongTermDebt"/>
    <link:calculationArc order="4" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_NetCashProvidedByUsedInFinancingActivities_7243ff19-cea9-4ddf-ae4a-aefa32cdecb1" xlink:to="loc_us-gaap_ProceedsFromIssuanceOfLongTermDebt_6d742237-3d9f-4d4f-8023-98eee69c4248" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_PaymentsForRepurchaseOfCommonStock_88a6c636-1ee2-48ab-8150-ad69b05ac5db" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_PaymentsForRepurchaseOfCommonStock"/>
    <link:calculationArc order="5" weight="-1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_NetCashProvidedByUsedInFinancingActivities_7243ff19-cea9-4ddf-ae4a-aefa32cdecb1" xlink:to="loc_us-gaap_PaymentsForRepurchaseOfCommonStock_88a6c636-1ee2-48ab-8150-ad69b05ac5db" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_PaymentsOfStockIssuanceCosts_3a79ddf4-d32c-4266-b814-28e66b5e8e0a" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_PaymentsOfStockIssuanceCosts"/>
    <link:calculationArc order="6" weight="-1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_NetCashProvidedByUsedInFinancingActivities_7243ff19-cea9-4ddf-ae4a-aefa32cdecb1" xlink:to="loc_us-gaap_PaymentsOfStockIssuanceCosts_3a79ddf4-d32c-4266-b814-28e66b5e8e0a" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_PaymentsOfDividends_8f5c2c6e-58fa-41b9-b9ee-c15550de1bc1" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_PaymentsOfDividends"/>
    <link:calculationArc order="7" weight="-1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_NetCashProvidedByUsedInFinancingActivities_7243ff19-cea9-4ddf-ae4a-aefa32cdecb1" xlink:to="loc_us-gaap_PaymentsOfDividends_8f5c2c6e-58fa-41b9-b9ee-c15550de1bc1" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ProceedsFromIssuanceOfCommonStock_9e457659-4a4e-48e5-a42d-bb56645d76a3" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_ProceedsFromIssuanceOfCommonStock"/>
    <link:calculationArc order="8" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_NetCashProvidedByUsedInFinancingActivities_7243ff19-cea9-4ddf-ae4a-aefa32cdecb1" xlink:to="loc_us-gaap_ProceedsFromIssuanceOfCommonStock_9e457659-4a4e-48e5-a42d-bb56645d76a3" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_RepaymentsOfLongTermDebt_19fa10b2-e021-4bcf-81f5-fe09be13a9d7" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_RepaymentsOfLongTermDebt"/>
    <link:calculationArc order="9" weight="-1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_NetCashProvidedByUsedInFinancingActivities_7243ff19-cea9-4ddf-ae4a-aefa32cdecb1" xlink:to="loc_us-gaap_RepaymentsOfLongTermDebt_19fa10b2-e021-4bcf-81f5-fe09be13a9d7" xlink:type="arc"/>
  </link:calculationLink>
  <link:roleRef roleURI="http://www.otpco.com/role/SummaryofSignificantAccountingPolicies" xlink:type="simple" xlink:href="ottr-20210331.xsd#SummaryofSignificantAccountingPolicies"/>
  <link:calculationLink xlink:role="http://www.otpco.com/role/SummaryofSignificantAccountingPolicies" xlink:type="extended"/>
  <link:roleRef roleURI="http://www.otpco.com/role/SummaryofSignificantAccountingPoliciesPolicies" xlink:type="simple" xlink:href="ottr-20210331.xsd#SummaryofSignificantAccountingPoliciesPolicies"/>
  <link:calculationLink xlink:role="http://www.otpco.com/role/SummaryofSignificantAccountingPoliciesPolicies" xlink:type="extended"/>
  <link:roleRef roleURI="http://www.otpco.com/role/SummaryofSignificantAccountingPoliciesNarrativeDetails" xlink:type="simple" xlink:href="ottr-20210331.xsd#SummaryofSignificantAccountingPoliciesNarrativeDetails"/>
  <link:calculationLink xlink:role="http://www.otpco.com/role/SummaryofSignificantAccountingPoliciesNarrativeDetails" xlink:type="extended"/>
  <link:roleRef roleURI="http://www.otpco.com/role/SegmentInformation" xlink:type="simple" xlink:href="ottr-20210331.xsd#SegmentInformation"/>
  <link:calculationLink xlink:role="http://www.otpco.com/role/SegmentInformation" xlink:type="extended"/>
  <link:roleRef roleURI="http://www.otpco.com/role/SegmentInformationTables" xlink:type="simple" xlink:href="ottr-20210331.xsd#SegmentInformationTables"/>
  <link:calculationLink xlink:role="http://www.otpco.com/role/SegmentInformationTables" xlink:type="extended"/>
  <link:roleRef roleURI="http://www.otpco.com/role/SegmentInformationNarrativeDetails" xlink:type="simple" xlink:href="ottr-20210331.xsd#SegmentInformationNarrativeDetails"/>
  <link:calculationLink xlink:role="http://www.otpco.com/role/SegmentInformationNarrativeDetails" xlink:type="extended"/>
  <link:roleRef roleURI="http://www.otpco.com/role/SegmentInformationBusinessSegmentsDetails" xlink:type="simple" xlink:href="ottr-20210331.xsd#SegmentInformationBusinessSegmentsDetails"/>
  <link:calculationLink xlink:role="http://www.otpco.com/role/SegmentInformationBusinessSegmentsDetails" xlink:type="extended"/>
  <link:roleRef roleURI="http://www.otpco.com/role/Revenue" xlink:type="simple" xlink:href="ottr-20210331.xsd#Revenue"/>
  <link:calculationLink xlink:role="http://www.otpco.com/role/Revenue" xlink:type="extended"/>
  <link:roleRef roleURI="http://www.otpco.com/role/RevenueTables" xlink:type="simple" xlink:href="ottr-20210331.xsd#RevenueTables"/>
  <link:calculationLink xlink:role="http://www.otpco.com/role/RevenueTables" xlink:type="extended"/>
  <link:roleRef roleURI="http://www.otpco.com/role/RevenueDetails" xlink:type="simple" xlink:href="ottr-20210331.xsd#RevenueDetails"/>
  <link:calculationLink xlink:role="http://www.otpco.com/role/RevenueDetails" xlink:type="extended">
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_Revenues_6005bb88-0ef8-42f4-b2ab-311b9085554b" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_Revenues"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_RevenueFromContractWithCustomerExcludingAssessedTax_668f46f4-5ab5-4711-87aa-11328850a82a" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_RevenueFromContractWithCustomerExcludingAssessedTax"/>
    <link:calculationArc order="1" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_Revenues_6005bb88-0ef8-42f4-b2ab-311b9085554b" xlink:to="loc_us-gaap_RevenueFromContractWithCustomerExcludingAssessedTax_668f46f4-5ab5-4711-87aa-11328850a82a" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_RevenueNotFromContractWithCustomer_fee3c18c-f087-47a8-a113-d233eee7f836" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_RevenueNotFromContractWithCustomer"/>
    <link:calculationArc order="2" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_Revenues_6005bb88-0ef8-42f4-b2ab-311b9085554b" xlink:to="loc_us-gaap_RevenueNotFromContractWithCustomer_fee3c18c-f087-47a8-a113-d233eee7f836" xlink:type="arc"/>
  </link:calculationLink>
  <link:roleRef roleURI="http://www.otpco.com/role/SelectBalanceSheetInformation" xlink:type="simple" xlink:href="ottr-20210331.xsd#SelectBalanceSheetInformation"/>
  <link:calculationLink xlink:role="http://www.otpco.com/role/SelectBalanceSheetInformation" xlink:type="extended"/>
  <link:roleRef roleURI="http://www.otpco.com/role/SelectBalanceSheetInformationTables" xlink:type="simple" xlink:href="ottr-20210331.xsd#SelectBalanceSheetInformationTables"/>
  <link:calculationLink xlink:role="http://www.otpco.com/role/SelectBalanceSheetInformationTables" xlink:type="extended"/>
  <link:roleRef roleURI="http://www.otpco.com/role/SelectBalanceSheetInformationScheduleofReceivablesDetails" xlink:type="simple" xlink:href="ottr-20210331.xsd#SelectBalanceSheetInformationScheduleofReceivablesDetails"/>
  <link:calculationLink xlink:role="http://www.otpco.com/role/SelectBalanceSheetInformationScheduleofReceivablesDetails" xlink:type="extended">
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_AccountsReceivableGross_d53fa9f9-3b24-4c86-a49d-1752ac8c992c" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_AccountsReceivableGross"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_OtherReceivablesGrossCurrent_00ed73b2-5dc1-445d-a65a-f3deb5bee722" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_OtherReceivablesGrossCurrent"/>
    <link:calculationArc order="1" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_AccountsReceivableGross_d53fa9f9-3b24-4c86-a49d-1752ac8c992c" xlink:to="loc_us-gaap_OtherReceivablesGrossCurrent_00ed73b2-5dc1-445d-a65a-f3deb5bee722" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_UnbilledReceivablesCurrent_7b6ffc09-7f4c-4303-a21b-23c3b5298069" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_UnbilledReceivablesCurrent"/>
    <link:calculationArc order="2" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_AccountsReceivableGross_d53fa9f9-3b24-4c86-a49d-1752ac8c992c" xlink:to="loc_us-gaap_UnbilledReceivablesCurrent_7b6ffc09-7f4c-4303-a21b-23c3b5298069" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_AccountsReceivableGrossCurrent_b80a66a3-f598-4a1c-b852-65711b16595f" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_AccountsReceivableGrossCurrent"/>
    <link:calculationArc order="3" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_AccountsReceivableGross_d53fa9f9-3b24-4c86-a49d-1752ac8c992c" xlink:to="loc_us-gaap_AccountsReceivableGrossCurrent_b80a66a3-f598-4a1c-b852-65711b16595f" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_AccountsReceivableNet_94e0148e-2e5a-441a-8990-04a31e2ebff9" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_AccountsReceivableNet"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_AccountsReceivableGross_dcdd2cb4-c931-4a46-be78-d79b30e85277" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_AccountsReceivableGross"/>
    <link:calculationArc order="1" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_AccountsReceivableNet_94e0148e-2e5a-441a-8990-04a31e2ebff9" xlink:to="loc_us-gaap_AccountsReceivableGross_dcdd2cb4-c931-4a46-be78-d79b30e85277" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_AllowanceForDoubtfulAccountsReceivable_43db1717-a839-4f67-af73-0b0edd50f351" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_AllowanceForDoubtfulAccountsReceivable"/>
    <link:calculationArc order="2" weight="-1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_AccountsReceivableNet_94e0148e-2e5a-441a-8990-04a31e2ebff9" xlink:to="loc_us-gaap_AllowanceForDoubtfulAccountsReceivable_43db1717-a839-4f67-af73-0b0edd50f351" xlink:type="arc"/>
  </link:calculationLink>
  <link:roleRef roleURI="http://www.otpco.com/role/SelectBalanceSheetInformationSummaryofActivityinAllowanceforCreditLossesDetails" xlink:type="simple" xlink:href="ottr-20210331.xsd#SelectBalanceSheetInformationSummaryofActivityinAllowanceforCreditLossesDetails"/>
  <link:calculationLink xlink:role="http://www.otpco.com/role/SelectBalanceSheetInformationSummaryofActivityinAllowanceforCreditLossesDetails" xlink:type="extended"/>
  <link:roleRef roleURI="http://www.otpco.com/role/SelectBalanceSheetInformationScheduleofInventoriesDetails" xlink:type="simple" xlink:href="ottr-20210331.xsd#SelectBalanceSheetInformationScheduleofInventoriesDetails"/>
  <link:calculationLink xlink:role="http://www.otpco.com/role/SelectBalanceSheetInformationScheduleofInventoriesDetails" xlink:type="extended">
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_InventoryNet_1fdee0b6-b214-4346-a9ee-22744a4d0bb1" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_InventoryNet"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_InventoryRawMaterialsAndSupplies_44fb3b60-1683-498c-af02-24c2e973a534" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_InventoryRawMaterialsAndSupplies"/>
    <link:calculationArc order="1" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_InventoryNet_1fdee0b6-b214-4346-a9ee-22744a4d0bb1" xlink:to="loc_us-gaap_InventoryRawMaterialsAndSupplies_44fb3b60-1683-498c-af02-24c2e973a534" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_InventoryFinishedGoodsNetOfReserves_f6a2857d-a771-4033-9dc9-4520b673a21a" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_InventoryFinishedGoodsNetOfReserves"/>
    <link:calculationArc order="2" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_InventoryNet_1fdee0b6-b214-4346-a9ee-22744a4d0bb1" xlink:to="loc_us-gaap_InventoryFinishedGoodsNetOfReserves_f6a2857d-a771-4033-9dc9-4520b673a21a" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_InventoryWorkInProcess_438f2635-dbbf-487b-9839-9dc77e05cd7c" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_InventoryWorkInProcess"/>
    <link:calculationArc order="3" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_InventoryNet_1fdee0b6-b214-4346-a9ee-22744a4d0bb1" xlink:to="loc_us-gaap_InventoryWorkInProcess_438f2635-dbbf-487b-9839-9dc77e05cd7c" xlink:type="arc"/>
  </link:calculationLink>
  <link:roleRef roleURI="http://www.otpco.com/role/SelectBalanceSheetInformationScheduleofInvestmentsDetails" xlink:type="simple" xlink:href="ottr-20210331.xsd#SelectBalanceSheetInformationScheduleofInvestmentsDetails"/>
  <link:calculationLink xlink:role="http://www.otpco.com/role/SelectBalanceSheetInformationScheduleofInvestmentsDetails" xlink:type="extended">
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_Investments_7462f624-a1a7-4afc-8949-fd0dce964b1b" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_Investments"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_LifeInsuranceCorporateOrBankOwnedAmount_d28d6879-3b4f-4331-94a6-c187438a1ca6" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_LifeInsuranceCorporateOrBankOwnedAmount"/>
    <link:calculationArc order="1" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_Investments_7462f624-a1a7-4afc-8949-fd0dce964b1b" xlink:to="loc_us-gaap_LifeInsuranceCorporateOrBankOwnedAmount_d28d6879-3b4f-4331-94a6-c187438a1ca6" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_AvailableForSaleSecuritiesDebtSecurities_0823c9e5-d9e6-4cd5-badf-74bf1dde0d69" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_AvailableForSaleSecuritiesDebtSecurities"/>
    <link:calculationArc order="2" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_Investments_7462f624-a1a7-4afc-8949-fd0dce964b1b" xlink:to="loc_us-gaap_AvailableForSaleSecuritiesDebtSecurities_0823c9e5-d9e6-4cd5-badf-74bf1dde0d69" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_MoneyMarketFundsAtCarryingValue_4a67f08e-bb5b-44d4-b258-afbf1ccc35a4" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_MoneyMarketFundsAtCarryingValue"/>
    <link:calculationArc order="3" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_Investments_7462f624-a1a7-4afc-8949-fd0dce964b1b" xlink:to="loc_us-gaap_MoneyMarketFundsAtCarryingValue_4a67f08e-bb5b-44d4-b258-afbf1ccc35a4" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_EquitySecuritiesFvNi_44e542bc-d2b2-4a1f-a017-67a614556bd7" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_EquitySecuritiesFvNi"/>
    <link:calculationArc order="4" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_Investments_7462f624-a1a7-4afc-8949-fd0dce964b1b" xlink:to="loc_us-gaap_EquitySecuritiesFvNi_44e542bc-d2b2-4a1f-a017-67a614556bd7" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_OtherInvestments_9b4f7646-b805-4a55-9e50-cd4d518b9b5f" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_OtherInvestments"/>
    <link:calculationArc order="5" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_Investments_7462f624-a1a7-4afc-8949-fd0dce964b1b" xlink:to="loc_us-gaap_OtherInvestments_9b4f7646-b805-4a55-9e50-cd4d518b9b5f" xlink:type="arc"/>
  </link:calculationLink>
  <link:roleRef roleURI="http://www.otpco.com/role/SelectBalanceSheetInformationScheduleofPropertyPlantandEquipmentDetails" xlink:type="simple" xlink:href="ottr-20210331.xsd#SelectBalanceSheetInformationScheduleofPropertyPlantandEquipmentDetails"/>
  <link:calculationLink xlink:role="http://www.otpco.com/role/SelectBalanceSheetInformationScheduleofPropertyPlantandEquipmentDetails" xlink:type="extended">
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_PropertyPlantAndEquipmentNet_c65e1eb2-1e0a-48bd-a514-e44a46966f7c" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_PropertyPlantAndEquipmentNet"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_AccumulatedDepreciationDepletionAndAmortizationPropertyPlantAndEquipment_f5957ee7-ffa7-4d01-b7d4-ab2bb1af3f39" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_AccumulatedDepreciationDepletionAndAmortizationPropertyPlantAndEquipment"/>
    <link:calculationArc order="1" weight="-1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_PropertyPlantAndEquipmentNet_c65e1eb2-1e0a-48bd-a514-e44a46966f7c" xlink:to="loc_us-gaap_AccumulatedDepreciationDepletionAndAmortizationPropertyPlantAndEquipment_f5957ee7-ffa7-4d01-b7d4-ab2bb1af3f39" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_PropertyPlantAndEquipmentGross_1776e312-8768-4da1-aa00-b8049c9b3608" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_PropertyPlantAndEquipmentGross"/>
    <link:calculationArc order="2" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_PropertyPlantAndEquipmentNet_c65e1eb2-1e0a-48bd-a514-e44a46966f7c" xlink:to="loc_us-gaap_PropertyPlantAndEquipmentGross_1776e312-8768-4da1-aa00-b8049c9b3608" xlink:type="arc"/>
  </link:calculationLink>
  <link:roleRef roleURI="http://www.otpco.com/role/RegulatoryMatters" xlink:type="simple" xlink:href="ottr-20210331.xsd#RegulatoryMatters"/>
  <link:calculationLink xlink:role="http://www.otpco.com/role/RegulatoryMatters" xlink:type="extended"/>
  <link:roleRef roleURI="http://www.otpco.com/role/RegulatoryMattersTables" xlink:type="simple" xlink:href="ottr-20210331.xsd#RegulatoryMattersTables"/>
  <link:calculationLink xlink:role="http://www.otpco.com/role/RegulatoryMattersTables" xlink:type="extended"/>
  <link:roleRef roleURI="http://www.otpco.com/role/RegulatoryMattersRegulatoryAssetsandLiabilitiesDetails" xlink:type="simple" xlink:href="ottr-20210331.xsd#RegulatoryMattersRegulatoryAssetsandLiabilitiesDetails"/>
  <link:calculationLink xlink:role="http://www.otpco.com/role/RegulatoryMattersRegulatoryAssetsandLiabilitiesDetails" xlink:type="extended"/>
  <link:roleRef roleURI="http://www.otpco.com/role/ShortTermandLongTermBorrowings" xlink:type="simple" xlink:href="ottr-20210331.xsd#ShortTermandLongTermBorrowings"/>
  <link:calculationLink xlink:role="http://www.otpco.com/role/ShortTermandLongTermBorrowings" xlink:type="extended"/>
  <link:roleRef roleURI="http://www.otpco.com/role/ShortTermandLongTermBorrowingsTables" xlink:type="simple" xlink:href="ottr-20210331.xsd#ShortTermandLongTermBorrowingsTables"/>
  <link:calculationLink xlink:role="http://www.otpco.com/role/ShortTermandLongTermBorrowingsTables" xlink:type="extended"/>
  <link:roleRef roleURI="http://www.otpco.com/role/ShortTermandLongTermBorrowingsLinesofCreditDetails" xlink:type="simple" xlink:href="ottr-20210331.xsd#ShortTermandLongTermBorrowingsLinesofCreditDetails"/>
  <link:calculationLink xlink:role="http://www.otpco.com/role/ShortTermandLongTermBorrowingsLinesofCreditDetails" xlink:type="extended"/>
  <link:roleRef roleURI="http://www.otpco.com/role/ShortTermandLongTermBorrowingsBreakdownofOutstandingLongtermDebtDetails" xlink:type="simple" xlink:href="ottr-20210331.xsd#ShortTermandLongTermBorrowingsBreakdownofOutstandingLongtermDebtDetails"/>
  <link:calculationLink xlink:role="http://www.otpco.com/role/ShortTermandLongTermBorrowingsBreakdownofOutstandingLongtermDebtDetails" xlink:type="extended"/>
  <link:roleRef roleURI="http://www.otpco.com/role/ShortTermandLongTermBorrowingsNarrativeDetails" xlink:type="simple" xlink:href="ottr-20210331.xsd#ShortTermandLongTermBorrowingsNarrativeDetails"/>
  <link:calculationLink xlink:role="http://www.otpco.com/role/ShortTermandLongTermBorrowingsNarrativeDetails" xlink:type="extended"/>
  <link:roleRef roleURI="http://www.otpco.com/role/PensionPlanandOtherPostretirementBenefits" xlink:type="simple" xlink:href="ottr-20210331.xsd#PensionPlanandOtherPostretirementBenefits"/>
  <link:calculationLink xlink:role="http://www.otpco.com/role/PensionPlanandOtherPostretirementBenefits" xlink:type="extended"/>
  <link:roleRef roleURI="http://www.otpco.com/role/PensionPlanandOtherPostretirementBenefitsTables" xlink:type="simple" xlink:href="ottr-20210331.xsd#PensionPlanandOtherPostretirementBenefitsTables"/>
  <link:calculationLink xlink:role="http://www.otpco.com/role/PensionPlanandOtherPostretirementBenefitsTables" xlink:type="extended"/>
  <link:roleRef roleURI="http://www.otpco.com/role/PensionPlanandOtherPostretirementBenefitsComponentsofNetPeriodicBenefitCostDetails" xlink:type="simple" xlink:href="ottr-20210331.xsd#PensionPlanandOtherPostretirementBenefitsComponentsofNetPeriodicBenefitCostDetails"/>
  <link:calculationLink xlink:role="http://www.otpco.com/role/PensionPlanandOtherPostretirementBenefitsComponentsofNetPeriodicBenefitCostDetails" xlink:type="extended">
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DefinedBenefitPlanNetPeriodicBenefitCost_f651baaa-b6b9-429d-8dfc-42ce3b3dacba" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_DefinedBenefitPlanNetPeriodicBenefitCost"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DefinedBenefitPlanServiceCost_3f940d5a-d0d7-4283-8b35-b3b4d39252d0" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_DefinedBenefitPlanServiceCost"/>
    <link:calculationArc order="1" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_DefinedBenefitPlanNetPeriodicBenefitCost_f651baaa-b6b9-429d-8dfc-42ce3b3dacba" xlink:to="loc_us-gaap_DefinedBenefitPlanServiceCost_3f940d5a-d0d7-4283-8b35-b3b4d39252d0" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_ottr_DefinedBenefitPlanAmortizationOfGainsLossesFromOtherComprehensiveIncome_6a2df733-2700-4be2-85fd-42bbe3bae025" xlink:href="ottr-20210331.xsd#ottr_DefinedBenefitPlanAmortizationOfGainsLossesFromOtherComprehensiveIncome"/>
    <link:calculationArc order="2" weight="-1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_DefinedBenefitPlanNetPeriodicBenefitCost_f651baaa-b6b9-429d-8dfc-42ce3b3dacba" xlink:to="loc_ottr_DefinedBenefitPlanAmortizationOfGainsLossesFromOtherComprehensiveIncome_6a2df733-2700-4be2-85fd-42bbe3bae025" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DefinedBenefitPlanExpectedReturnOnPlanAssets_a5964a7f-c3f3-4825-8d91-03c8074592a7" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_DefinedBenefitPlanExpectedReturnOnPlanAssets"/>
    <link:calculationArc order="3" weight="-1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_DefinedBenefitPlanNetPeriodicBenefitCost_f651baaa-b6b9-429d-8dfc-42ce3b3dacba" xlink:to="loc_us-gaap_DefinedBenefitPlanExpectedReturnOnPlanAssets_a5964a7f-c3f3-4825-8d91-03c8074592a7" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_ottr_DefinedBenefitPlanAmortizationOfGainsLossesFromRegulatoryAssets_f79c7e7d-5027-4719-be4e-763f61a32c8d" xlink:href="ottr-20210331.xsd#ottr_DefinedBenefitPlanAmortizationOfGainsLossesFromRegulatoryAssets"/>
    <link:calculationArc order="4" weight="-1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_DefinedBenefitPlanNetPeriodicBenefitCost_f651baaa-b6b9-429d-8dfc-42ce3b3dacba" xlink:to="loc_ottr_DefinedBenefitPlanAmortizationOfGainsLossesFromRegulatoryAssets_f79c7e7d-5027-4719-be4e-763f61a32c8d" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_ottr_DefinedBenefitPlanAmortizationOfPriorServiceCostFromRegulatoryAssetsCredit_e0388467-aa02-4b2c-aa6e-a0b3245305e2" xlink:href="ottr-20210331.xsd#ottr_DefinedBenefitPlanAmortizationOfPriorServiceCostFromRegulatoryAssetsCredit"/>
    <link:calculationArc order="5" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_DefinedBenefitPlanNetPeriodicBenefitCost_f651baaa-b6b9-429d-8dfc-42ce3b3dacba" xlink:to="loc_ottr_DefinedBenefitPlanAmortizationOfPriorServiceCostFromRegulatoryAssetsCredit_e0388467-aa02-4b2c-aa6e-a0b3245305e2" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DefinedBenefitPlanInterestCost_1d2c35fc-9c2a-4c79-8523-6f32d83d9377" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_DefinedBenefitPlanInterestCost"/>
    <link:calculationArc order="6" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_DefinedBenefitPlanNetPeriodicBenefitCost_f651baaa-b6b9-429d-8dfc-42ce3b3dacba" xlink:to="loc_us-gaap_DefinedBenefitPlanInterestCost_1d2c35fc-9c2a-4c79-8523-6f32d83d9377" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_ottr_DefinedBenefitPlanAmortizationOfPriorServiceCostFromOtherComprehensiveIncomeCredit_18abed5b-ca32-42ee-974b-eb8b61fe970c" xlink:href="ottr-20210331.xsd#ottr_DefinedBenefitPlanAmortizationOfPriorServiceCostFromOtherComprehensiveIncomeCredit"/>
    <link:calculationArc order="7" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_DefinedBenefitPlanNetPeriodicBenefitCost_f651baaa-b6b9-429d-8dfc-42ce3b3dacba" xlink:to="loc_ottr_DefinedBenefitPlanAmortizationOfPriorServiceCostFromOtherComprehensiveIncomeCredit_18abed5b-ca32-42ee-974b-eb8b61fe970c" xlink:type="arc"/>
  </link:calculationLink>
  <link:roleRef roleURI="http://www.otpco.com/role/PensionPlanandOtherPostretirementBenefitsNarrativeDetails" xlink:type="simple" xlink:href="ottr-20210331.xsd#PensionPlanandOtherPostretirementBenefitsNarrativeDetails"/>
  <link:calculationLink xlink:role="http://www.otpco.com/role/PensionPlanandOtherPostretirementBenefitsNarrativeDetails" xlink:type="extended"/>
  <link:roleRef roleURI="http://www.otpco.com/role/IncomeTaxes" xlink:type="simple" xlink:href="ottr-20210331.xsd#IncomeTaxes"/>
  <link:calculationLink xlink:role="http://www.otpco.com/role/IncomeTaxes" xlink:type="extended"/>
  <link:roleRef roleURI="http://www.otpco.com/role/IncomeTaxesTables" xlink:type="simple" xlink:href="ottr-20210331.xsd#IncomeTaxesTables"/>
  <link:calculationLink xlink:role="http://www.otpco.com/role/IncomeTaxesTables" xlink:type="extended"/>
  <link:roleRef roleURI="http://www.otpco.com/role/IncomeTaxesEffectiveIncomeTaxRateDetails" xlink:type="simple" xlink:href="ottr-20210331.xsd#IncomeTaxesEffectiveIncomeTaxRateDetails"/>
  <link:calculationLink xlink:role="http://www.otpco.com/role/IncomeTaxesEffectiveIncomeTaxRateDetails" xlink:type="extended">
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_EffectiveIncomeTaxRateContinuingOperations_8129e15c-c6fc-4edf-a93d-6e3684692358" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_EffectiveIncomeTaxRateContinuingOperations"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_EffectiveIncomeTaxRateReconciliationStateAndLocalIncomeTaxes_0f330c3f-14f6-4482-b08e-873c152dc66f" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_EffectiveIncomeTaxRateReconciliationStateAndLocalIncomeTaxes"/>
    <link:calculationArc order="1" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_EffectiveIncomeTaxRateContinuingOperations_8129e15c-c6fc-4edf-a93d-6e3684692358" xlink:to="loc_us-gaap_EffectiveIncomeTaxRateReconciliationStateAndLocalIncomeTaxes_0f330c3f-14f6-4482-b08e-873c152dc66f" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_EffectiveIncomeTaxRateReconciliationAtFederalStatutoryIncomeTaxRate_e93b7e47-60d3-47c8-891b-ff9fda95acea" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_EffectiveIncomeTaxRateReconciliationAtFederalStatutoryIncomeTaxRate"/>
    <link:calculationArc order="2" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_EffectiveIncomeTaxRateContinuingOperations_8129e15c-c6fc-4edf-a93d-6e3684692358" xlink:to="loc_us-gaap_EffectiveIncomeTaxRateReconciliationAtFederalStatutoryIncomeTaxRate_e93b7e47-60d3-47c8-891b-ff9fda95acea" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_ottr_EffectiveIncomeTaxRateReconciliationAmortizationOfExcessDeferredTaxes_f34f7af6-269e-48d8-85e5-4a26d88e0990" xlink:href="ottr-20210331.xsd#ottr_EffectiveIncomeTaxRateReconciliationAmortizationOfExcessDeferredTaxes"/>
    <link:calculationArc order="3" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_EffectiveIncomeTaxRateContinuingOperations_8129e15c-c6fc-4edf-a93d-6e3684692358" xlink:to="loc_ottr_EffectiveIncomeTaxRateReconciliationAmortizationOfExcessDeferredTaxes_f34f7af6-269e-48d8-85e5-4a26d88e0990" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_EffectiveIncomeTaxRateReconciliationDeductionsEmployeeStockOwnershipPlanDividends_de84f583-93a0-4eb7-bf58-270ac9512636" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_EffectiveIncomeTaxRateReconciliationDeductionsEmployeeStockOwnershipPlanDividends"/>
    <link:calculationArc order="4" weight="-1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_EffectiveIncomeTaxRateContinuingOperations_8129e15c-c6fc-4edf-a93d-6e3684692358" xlink:to="loc_us-gaap_EffectiveIncomeTaxRateReconciliationDeductionsEmployeeStockOwnershipPlanDividends_de84f583-93a0-4eb7-bf58-270ac9512636" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_ottr_EffectiveIncomeTaxRateReconciliationCorporateOwnedLifeInsurancePercent_52ad2f1f-77c7-468c-b1a6-e887b96bb728" xlink:href="ottr-20210331.xsd#ottr_EffectiveIncomeTaxRateReconciliationCorporateOwnedLifeInsurancePercent"/>
    <link:calculationArc order="5" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_EffectiveIncomeTaxRateContinuingOperations_8129e15c-c6fc-4edf-a93d-6e3684692358" xlink:to="loc_ottr_EffectiveIncomeTaxRateReconciliationCorporateOwnedLifeInsurancePercent_52ad2f1f-77c7-468c-b1a6-e887b96bb728" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_EffectiveIncomeTaxRateReconciliationOtherAdjustments_acd7e719-b511-4e86-9cf0-8cca9bdfa328" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_EffectiveIncomeTaxRateReconciliationOtherAdjustments"/>
    <link:calculationArc order="6" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_EffectiveIncomeTaxRateContinuingOperations_8129e15c-c6fc-4edf-a93d-6e3684692358" xlink:to="loc_us-gaap_EffectiveIncomeTaxRateReconciliationOtherAdjustments_acd7e719-b511-4e86-9cf0-8cca9bdfa328" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_ottr_EffectiveIncomeTaxRateReconciliationTaxCreditProductionPercent_a06ef600-ce49-4e67-9fe3-3ec99e4ad5a7" xlink:href="ottr-20210331.xsd#ottr_EffectiveIncomeTaxRateReconciliationTaxCreditProductionPercent"/>
    <link:calculationArc order="7" weight="-1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_EffectiveIncomeTaxRateContinuingOperations_8129e15c-c6fc-4edf-a93d-6e3684692358" xlink:to="loc_ottr_EffectiveIncomeTaxRateReconciliationTaxCreditProductionPercent_a06ef600-ce49-4e67-9fe3-3ec99e4ad5a7" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_ottr_EffectiveIncomeTaxRateReconciliationAllowanceForEquityFundsUsedDuringConstructionPercent_8655944e-8def-4b04-b075-ae3235580252" xlink:href="ottr-20210331.xsd#ottr_EffectiveIncomeTaxRateReconciliationAllowanceForEquityFundsUsedDuringConstructionPercent"/>
    <link:calculationArc order="8" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_EffectiveIncomeTaxRateContinuingOperations_8129e15c-c6fc-4edf-a93d-6e3684692358" xlink:to="loc_ottr_EffectiveIncomeTaxRateReconciliationAllowanceForEquityFundsUsedDuringConstructionPercent_8655944e-8def-4b04-b075-ae3235580252" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_EffectiveIncomeTaxRateReconciliationTaxCreditsOther_85536996-7968-48cc-94eb-fa4028fb7671" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_EffectiveIncomeTaxRateReconciliationTaxCreditsOther"/>
    <link:calculationArc order="9" weight="-1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_EffectiveIncomeTaxRateContinuingOperations_8129e15c-c6fc-4edf-a93d-6e3684692358" xlink:to="loc_us-gaap_EffectiveIncomeTaxRateReconciliationTaxCreditsOther_85536996-7968-48cc-94eb-fa4028fb7671" xlink:type="arc"/>
  </link:calculationLink>
  <link:roleRef roleURI="http://www.otpco.com/role/CommitmentsandContingencies" xlink:type="simple" xlink:href="ottr-20210331.xsd#CommitmentsandContingencies"/>
  <link:calculationLink xlink:role="http://www.otpco.com/role/CommitmentsandContingencies" xlink:type="extended"/>
  <link:roleRef roleURI="http://www.otpco.com/role/CommitmentsandContingenciesDetails" xlink:type="simple" xlink:href="ottr-20210331.xsd#CommitmentsandContingenciesDetails"/>
  <link:calculationLink xlink:role="http://www.otpco.com/role/CommitmentsandContingenciesDetails" xlink:type="extended"/>
  <link:roleRef roleURI="http://www.otpco.com/role/StockholdersEquity" xlink:type="simple" xlink:href="ottr-20210331.xsd#StockholdersEquity"/>
  <link:calculationLink xlink:role="http://www.otpco.com/role/StockholdersEquity" xlink:type="extended"/>
  <link:roleRef roleURI="http://www.otpco.com/role/StockholdersEquityDetails" xlink:type="simple" xlink:href="ottr-20210331.xsd#StockholdersEquityDetails"/>
  <link:calculationLink xlink:role="http://www.otpco.com/role/StockholdersEquityDetails" xlink:type="extended"/>
  <link:roleRef roleURI="http://www.otpco.com/role/ShareBasedPayments" xlink:type="simple" xlink:href="ottr-20210331.xsd#ShareBasedPayments"/>
  <link:calculationLink xlink:role="http://www.otpco.com/role/ShareBasedPayments" xlink:type="extended"/>
  <link:roleRef roleURI="http://www.otpco.com/role/ShareBasedPaymentsTables" xlink:type="simple" xlink:href="ottr-20210331.xsd#ShareBasedPaymentsTables"/>
  <link:calculationLink xlink:role="http://www.otpco.com/role/ShareBasedPaymentsTables" xlink:type="extended"/>
  <link:roleRef roleURI="http://www.otpco.com/role/ShareBasedPaymentsNarrativeDetails" xlink:type="simple" xlink:href="ottr-20210331.xsd#ShareBasedPaymentsNarrativeDetails"/>
  <link:calculationLink xlink:role="http://www.otpco.com/role/ShareBasedPaymentsNarrativeDetails" xlink:type="extended"/>
  <link:roleRef roleURI="http://www.otpco.com/role/ShareBasedPaymentsSummaryofRestrictedStockAwardsandStockPerformanceAwardsDetails" xlink:type="simple" xlink:href="ottr-20210331.xsd#ShareBasedPaymentsSummaryofRestrictedStockAwardsandStockPerformanceAwardsDetails"/>
  <link:calculationLink xlink:role="http://www.otpco.com/role/ShareBasedPaymentsSummaryofRestrictedStockAwardsandStockPerformanceAwardsDetails" xlink:type="extended"/>
  <link:roleRef roleURI="http://www.otpco.com/role/ShareBasedPaymentsWeightedAverageAssumptionsDetails" xlink:type="simple" xlink:href="ottr-20210331.xsd#ShareBasedPaymentsWeightedAverageAssumptionsDetails"/>
  <link:calculationLink xlink:role="http://www.otpco.com/role/ShareBasedPaymentsWeightedAverageAssumptionsDetails" xlink:type="extended"/>
  <link:roleRef roleURI="http://www.otpco.com/role/EarningsPerShare" xlink:type="simple" xlink:href="ottr-20210331.xsd#EarningsPerShare"/>
  <link:calculationLink xlink:role="http://www.otpco.com/role/EarningsPerShare" xlink:type="extended"/>
  <link:roleRef roleURI="http://www.otpco.com/role/EarningsPerShareTables" xlink:type="simple" xlink:href="ottr-20210331.xsd#EarningsPerShareTables"/>
  <link:calculationLink xlink:role="http://www.otpco.com/role/EarningsPerShareTables" xlink:type="extended"/>
  <link:roleRef roleURI="http://www.otpco.com/role/EarningsPerShareDetails" xlink:type="simple" xlink:href="ottr-20210331.xsd#EarningsPerShareDetails"/>
  <link:calculationLink xlink:role="http://www.otpco.com/role/EarningsPerShareDetails" xlink:type="extended">
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_WeightedAverageNumberOfDilutedSharesOutstanding_ddcb0fe2-2b20-4603-b10c-9699e709e0aa" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_WeightedAverageNumberOfDilutedSharesOutstanding"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_WeightedAverageNumberDilutedSharesOutstandingAdjustment_ab03d7f3-fcae-4410-a139-95cf451e3f05" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_WeightedAverageNumberDilutedSharesOutstandingAdjustment"/>
    <link:calculationArc order="1" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_WeightedAverageNumberOfDilutedSharesOutstanding_ddcb0fe2-2b20-4603-b10c-9699e709e0aa" xlink:to="loc_us-gaap_WeightedAverageNumberDilutedSharesOutstandingAdjustment_ab03d7f3-fcae-4410-a139-95cf451e3f05" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_WeightedAverageNumberOfSharesOutstandingBasic_31ae6253-a484-48d7-ae40-acb55d3e9dcc" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_WeightedAverageNumberOfSharesOutstandingBasic"/>
    <link:calculationArc order="2" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_WeightedAverageNumberOfDilutedSharesOutstanding_ddcb0fe2-2b20-4603-b10c-9699e709e0aa" xlink:to="loc_us-gaap_WeightedAverageNumberOfSharesOutstandingBasic_31ae6253-a484-48d7-ae40-acb55d3e9dcc" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_WeightedAverageNumberDilutedSharesOutstandingAdjustment_df139f24-0d8e-4110-89a4-625fcd78e533" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_WeightedAverageNumberDilutedSharesOutstandingAdjustment"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_IncrementalCommonSharesAttributableToShareBasedPaymentArrangements_c96c7d34-d7f4-4cfd-8582-8b800972acc0" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_IncrementalCommonSharesAttributableToShareBasedPaymentArrangements"/>
    <link:calculationArc order="1" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_WeightedAverageNumberDilutedSharesOutstandingAdjustment_df139f24-0d8e-4110-89a4-625fcd78e533" xlink:to="loc_us-gaap_IncrementalCommonSharesAttributableToShareBasedPaymentArrangements_c96c7d34-d7f4-4cfd-8582-8b800972acc0" xlink:type="arc"/>
  </link:calculationLink>
  <link:roleRef roleURI="http://www.otpco.com/role/FairValueMeasurements" xlink:type="simple" xlink:href="ottr-20210331.xsd#FairValueMeasurements"/>
  <link:calculationLink xlink:role="http://www.otpco.com/role/FairValueMeasurements" xlink:type="extended"/>
  <link:roleRef roleURI="http://www.otpco.com/role/FairValueMeasurementsTables" xlink:type="simple" xlink:href="ottr-20210331.xsd#FairValueMeasurementsTables"/>
  <link:calculationLink xlink:role="http://www.otpco.com/role/FairValueMeasurementsTables" xlink:type="extended"/>
  <link:roleRef roleURI="http://www.otpco.com/role/FairValueMeasurementsScheduleofFairValueMeasurementsRecurringandNonrecurringDetails" xlink:type="simple" xlink:href="ottr-20210331.xsd#FairValueMeasurementsScheduleofFairValueMeasurementsRecurringandNonrecurringDetails"/>
  <link:calculationLink xlink:role="http://www.otpco.com/role/FairValueMeasurementsScheduleofFairValueMeasurementsRecurringandNonrecurringDetails" xlink:type="extended">
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_AssetsFairValueDisclosure_d5e216a5-61c3-455b-aa1b-1a104b84f07e" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_AssetsFairValueDisclosure"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_AvailableForSaleSecuritiesDebtSecurities_a3152d22-dbfe-430b-9574-b957ef3e7960" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_AvailableForSaleSecuritiesDebtSecurities"/>
    <link:calculationArc order="1" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_AssetsFairValueDisclosure_d5e216a5-61c3-455b-aa1b-1a104b84f07e" xlink:to="loc_us-gaap_AvailableForSaleSecuritiesDebtSecurities_a3152d22-dbfe-430b-9574-b957ef3e7960" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_EquitySecuritiesFvNi_7d7e44bf-a2ac-467d-983f-ddadb281e518" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_EquitySecuritiesFvNi"/>
    <link:calculationArc order="2" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_AssetsFairValueDisclosure_d5e216a5-61c3-455b-aa1b-1a104b84f07e" xlink:to="loc_us-gaap_EquitySecuritiesFvNi_7d7e44bf-a2ac-467d-983f-ddadb281e518" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_CashAndCashEquivalentsFairValueDisclosure_8c88c985-c281-40e0-adf8-7e430083a60d" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_CashAndCashEquivalentsFairValueDisclosure"/>
    <link:calculationArc order="3" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_AssetsFairValueDisclosure_d5e216a5-61c3-455b-aa1b-1a104b84f07e" xlink:to="loc_us-gaap_CashAndCashEquivalentsFairValueDisclosure_8c88c985-c281-40e0-adf8-7e430083a60d" xlink:type="arc"/>
  </link:calculationLink>
  <link:roleRef roleURI="http://www.otpco.com/role/FairValueMeasurementsScheduleofFairValueofAssetsandLiabilitiesDetails" xlink:type="simple" xlink:href="ottr-20210331.xsd#FairValueMeasurementsScheduleofFairValueofAssetsandLiabilitiesDetails"/>
  <link:calculationLink xlink:role="http://www.otpco.com/role/FairValueMeasurementsScheduleofFairValueofAssetsandLiabilitiesDetails" xlink:type="extended"/>
</link:linkbase>
</XBRL>
</TEXT>
</DOCUMENT>
<DOCUMENT>
<TYPE>EX-101.DEF
<SEQUENCE>8
<FILENAME>ottr-20210331_def.xml
<DESCRIPTION>XBRL TAXONOMY EXTENSION DEFINITION LINKBASE DOCUMENT
<TEXT>
<XBRL>
<?xml version="1.0" encoding="UTF-8"?>

<!--XBRL Document Created with Wdesk from Workiva-->
<!--Copyright 2021 Workiva-->
<!--r:5175639b-ee1e-4604-b574-a3957bad0594,g:26f82884-127b-48a9-a5e4-edc2a60f257f-->
<link:linkbase xmlns:link="http://www.xbrl.org/2003/linkbase" xmlns:xlink="http://www.w3.org/1999/xlink" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xmlns:xbrldt="http://xbrl.org/2005/xbrldt" xsi:schemaLocation="http://www.xbrl.org/2003/linkbase http://www.xbrl.org/2003/xbrl-linkbase-2003-12-31.xsd">
  <link:arcroleRef arcroleURI="http://xbrl.org/int/dim/arcrole/all" xlink:type="simple" xlink:href="http://www.xbrl.org/2005/xbrldt-2005.xsd#all"/>
  <link:arcroleRef arcroleURI="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:type="simple" xlink:href="http://www.xbrl.org/2005/xbrldt-2005.xsd#hypercube-dimension"/>
  <link:arcroleRef arcroleURI="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:type="simple" xlink:href="http://www.xbrl.org/2005/xbrldt-2005.xsd#dimension-default"/>
  <link:arcroleRef arcroleURI="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:type="simple" xlink:href="http://www.xbrl.org/2005/xbrldt-2005.xsd#dimension-domain"/>
  <link:arcroleRef arcroleURI="http://xbrl.org/int/dim/arcrole/domain-member" xlink:type="simple" xlink:href="http://www.xbrl.org/2005/xbrldt-2005.xsd#domain-member"/>
  <link:roleRef roleURI="http://www.otpco.com/role/Cover" xlink:type="simple" xlink:href="ottr-20210331.xsd#Cover"/>
  <link:definitionLink xlink:role="http://www.otpco.com/role/Cover" xlink:type="extended" id="i2867be95c8bd490eba78a7284f1ee643_Cover"/>
  <link:roleRef roleURI="http://www.otpco.com/role/ConsolidatedBalanceSheets" xlink:type="simple" xlink:href="ottr-20210331.xsd#ConsolidatedBalanceSheets"/>
  <link:definitionLink xlink:role="http://www.otpco.com/role/ConsolidatedBalanceSheets" xlink:type="extended" id="ibe4ef0dbf65e4cdea0e4d1787a2f241a_ConsolidatedBalanceSheets"/>
  <link:roleRef roleURI="http://www.otpco.com/role/ConsolidatedBalanceSheetsParentheticals" xlink:type="simple" xlink:href="ottr-20210331.xsd#ConsolidatedBalanceSheetsParentheticals"/>
  <link:definitionLink xlink:role="http://www.otpco.com/role/ConsolidatedBalanceSheetsParentheticals" xlink:type="extended" id="if99d4881f10d4c748b8da052a105c7d1_ConsolidatedBalanceSheetsParentheticals"/>
  <link:roleRef roleURI="http://www.otpco.com/role/ConsolidatedStatementsofIncome" xlink:type="simple" xlink:href="ottr-20210331.xsd#ConsolidatedStatementsofIncome"/>
  <link:definitionLink xlink:role="http://www.otpco.com/role/ConsolidatedStatementsofIncome" xlink:type="extended" id="i653ec8f6e80c4c6ebf4a6ba5c9d478e1_ConsolidatedStatementsofIncome">
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_StatementLineItems_ca542b5b-0cd2-4a53-8829-8aa321f0cdac" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_StatementLineItems"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_RevenuesAbstract_4be8d80b-e1f9-419f-af9a-041618ecfeca" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_RevenuesAbstract"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_StatementLineItems_ca542b5b-0cd2-4a53-8829-8aa321f0cdac" xlink:to="loc_us-gaap_RevenuesAbstract_4be8d80b-e1f9-419f-af9a-041618ecfeca" xlink:type="arc" order="0"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_Revenues_f49630bd-f089-4cc6-8e13-a896f5565fa8" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_Revenues"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_RevenuesAbstract_4be8d80b-e1f9-419f-af9a-041618ecfeca" xlink:to="loc_us-gaap_Revenues_f49630bd-f089-4cc6-8e13-a896f5565fa8" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_CostsAndExpensesAbstract_48b9d301-f827-482a-a3d1-646d4fe2b2b2" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_CostsAndExpensesAbstract"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_StatementLineItems_ca542b5b-0cd2-4a53-8829-8aa321f0cdac" xlink:to="loc_us-gaap_CostsAndExpensesAbstract_48b9d301-f827-482a-a3d1-646d4fe2b2b2" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_UtilitiesOperatingExpenseFuelUsed_e771d673-1508-4720-a39d-bbdea03f7fa3" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_UtilitiesOperatingExpenseFuelUsed"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_CostsAndExpensesAbstract_48b9d301-f827-482a-a3d1-646d4fe2b2b2" xlink:to="loc_us-gaap_UtilitiesOperatingExpenseFuelUsed_e771d673-1508-4720-a39d-bbdea03f7fa3" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_UtilitiesOperatingExpensePurchasedPower_a3e20b80-7388-4664-86b2-b9e1067f490e" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_UtilitiesOperatingExpensePurchasedPower"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_CostsAndExpensesAbstract_48b9d301-f827-482a-a3d1-646d4fe2b2b2" xlink:to="loc_us-gaap_UtilitiesOperatingExpensePurchasedPower_a3e20b80-7388-4664-86b2-b9e1067f490e" xlink:type="arc" order="2"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_UtilitiesOperatingExpenseMaintenanceAndOperations_077a0b3a-5309-4162-bae9-562a7d9403ec" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_UtilitiesOperatingExpenseMaintenanceAndOperations"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_CostsAndExpensesAbstract_48b9d301-f827-482a-a3d1-646d4fe2b2b2" xlink:to="loc_us-gaap_UtilitiesOperatingExpenseMaintenanceAndOperations_077a0b3a-5309-4162-bae9-562a7d9403ec" xlink:type="arc" order="3"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_UtilitiesOperatingExpenseProductsAndServices_e34482d7-1e4d-4c27-9d55-28cad26f7680" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_UtilitiesOperatingExpenseProductsAndServices"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_CostsAndExpensesAbstract_48b9d301-f827-482a-a3d1-646d4fe2b2b2" xlink:to="loc_us-gaap_UtilitiesOperatingExpenseProductsAndServices_e34482d7-1e4d-4c27-9d55-28cad26f7680" xlink:type="arc" order="4"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_OtherCostAndExpenseOperating_3d3cecf3-7842-4c22-acd6-793ab24ec305" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_OtherCostAndExpenseOperating"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_CostsAndExpensesAbstract_48b9d301-f827-482a-a3d1-646d4fe2b2b2" xlink:to="loc_us-gaap_OtherCostAndExpenseOperating_3d3cecf3-7842-4c22-acd6-793ab24ec305" xlink:type="arc" order="5"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DepreciationDepletionAndAmortization_374e04d5-66c9-43c9-b86d-77237b78f154" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_DepreciationDepletionAndAmortization"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_CostsAndExpensesAbstract_48b9d301-f827-482a-a3d1-646d4fe2b2b2" xlink:to="loc_us-gaap_DepreciationDepletionAndAmortization_374e04d5-66c9-43c9-b86d-77237b78f154" xlink:type="arc" order="6"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_UtilitiesOperatingExpenseOther_7562c0f2-e13c-401a-9dd3-a57b49c8cb96" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_UtilitiesOperatingExpenseOther"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_CostsAndExpensesAbstract_48b9d301-f827-482a-a3d1-646d4fe2b2b2" xlink:to="loc_us-gaap_UtilitiesOperatingExpenseOther_7562c0f2-e13c-401a-9dd3-a57b49c8cb96" xlink:type="arc" order="7"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_CostsAndExpenses_7d0c60c7-2191-481c-949c-03019e65e7a7" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_CostsAndExpenses"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_CostsAndExpensesAbstract_48b9d301-f827-482a-a3d1-646d4fe2b2b2" xlink:to="loc_us-gaap_CostsAndExpenses_7d0c60c7-2191-481c-949c-03019e65e7a7" xlink:type="arc" order="8"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_OperatingIncomeLoss_cbd61b47-af03-49ef-9f9f-bd175e786616" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_OperatingIncomeLoss"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_StatementLineItems_ca542b5b-0cd2-4a53-8829-8aa321f0cdac" xlink:to="loc_us-gaap_OperatingIncomeLoss_cbd61b47-af03-49ef-9f9f-bd175e786616" xlink:type="arc" order="2"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_NonoperatingIncomeExpenseAbstract_bc620e9c-fc1d-4d83-8136-3094ecb3723e" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_NonoperatingIncomeExpenseAbstract"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_StatementLineItems_ca542b5b-0cd2-4a53-8829-8aa321f0cdac" xlink:to="loc_us-gaap_NonoperatingIncomeExpenseAbstract_bc620e9c-fc1d-4d83-8136-3094ecb3723e" xlink:type="arc" order="3"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_InterestAndDebtExpense_256f167c-2469-486d-8b14-b02a1c031cd8" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_InterestAndDebtExpense"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_NonoperatingIncomeExpenseAbstract_bc620e9c-fc1d-4d83-8136-3094ecb3723e" xlink:to="loc_us-gaap_InterestAndDebtExpense_256f167c-2469-486d-8b14-b02a1c031cd8" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_NetPeriodicDefinedBenefitsExpenseReversalOfExpenseExcludingServiceCostComponent_619e31c2-c41a-49d2-a2a1-ba6607c3a0ef" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_NetPeriodicDefinedBenefitsExpenseReversalOfExpenseExcludingServiceCostComponent"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_NonoperatingIncomeExpenseAbstract_bc620e9c-fc1d-4d83-8136-3094ecb3723e" xlink:to="loc_us-gaap_NetPeriodicDefinedBenefitsExpenseReversalOfExpenseExcludingServiceCostComponent_619e31c2-c41a-49d2-a2a1-ba6607c3a0ef" xlink:type="arc" order="2"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_OtherNonoperatingIncomeExpense_0112f060-e8f4-4fad-9257-e95e37ffda9e" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_OtherNonoperatingIncomeExpense"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_NonoperatingIncomeExpenseAbstract_bc620e9c-fc1d-4d83-8136-3094ecb3723e" xlink:to="loc_us-gaap_OtherNonoperatingIncomeExpense_0112f060-e8f4-4fad-9257-e95e37ffda9e" xlink:type="arc" order="3"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest_bfecfdf5-e186-4670-8d10-f37feeda2c83" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_StatementLineItems_ca542b5b-0cd2-4a53-8829-8aa321f0cdac" xlink:to="loc_us-gaap_IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest_bfecfdf5-e186-4670-8d10-f37feeda2c83" xlink:type="arc" order="4"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_IncomeTaxExpenseBenefit_9ced6e68-b98f-4ee4-8da9-fd54fda83773" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_IncomeTaxExpenseBenefit"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_StatementLineItems_ca542b5b-0cd2-4a53-8829-8aa321f0cdac" xlink:to="loc_us-gaap_IncomeTaxExpenseBenefit_9ced6e68-b98f-4ee4-8da9-fd54fda83773" xlink:type="arc" order="5"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_NetIncomeLoss_60469a77-34ed-45ac-88b2-1f9846a24b7a" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_NetIncomeLoss"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_StatementLineItems_ca542b5b-0cd2-4a53-8829-8aa321f0cdac" xlink:to="loc_us-gaap_NetIncomeLoss_60469a77-34ed-45ac-88b2-1f9846a24b7a" xlink:type="arc" order="6"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_WeightedAverageNumberOfSharesOutstandingDilutedDisclosureItemsAbstract_c48b1522-951c-4197-b037-d4098847f6a7" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_WeightedAverageNumberOfSharesOutstandingDilutedDisclosureItemsAbstract"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_StatementLineItems_ca542b5b-0cd2-4a53-8829-8aa321f0cdac" xlink:to="loc_us-gaap_WeightedAverageNumberOfSharesOutstandingDilutedDisclosureItemsAbstract_c48b1522-951c-4197-b037-d4098847f6a7" xlink:type="arc" order="7"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_WeightedAverageNumberOfSharesOutstandingBasic_76830eaf-d0dc-4d2b-9d86-2e24f0e8dbbb" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_WeightedAverageNumberOfSharesOutstandingBasic"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_WeightedAverageNumberOfSharesOutstandingDilutedDisclosureItemsAbstract_c48b1522-951c-4197-b037-d4098847f6a7" xlink:to="loc_us-gaap_WeightedAverageNumberOfSharesOutstandingBasic_76830eaf-d0dc-4d2b-9d86-2e24f0e8dbbb" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_WeightedAverageNumberOfDilutedSharesOutstanding_b86eeffb-aee8-4850-a01b-31a9eeed21af" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_WeightedAverageNumberOfDilutedSharesOutstanding"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_WeightedAverageNumberOfSharesOutstandingDilutedDisclosureItemsAbstract_c48b1522-951c-4197-b037-d4098847f6a7" xlink:to="loc_us-gaap_WeightedAverageNumberOfDilutedSharesOutstanding_b86eeffb-aee8-4850-a01b-31a9eeed21af" xlink:type="arc" order="2"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_EarningsPerShareBasicAndDilutedAbstract_9b0b004e-a4b1-4225-b3f5-6eda309e781e" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_EarningsPerShareBasicAndDilutedAbstract"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_StatementLineItems_ca542b5b-0cd2-4a53-8829-8aa321f0cdac" xlink:to="loc_us-gaap_EarningsPerShareBasicAndDilutedAbstract_9b0b004e-a4b1-4225-b3f5-6eda309e781e" xlink:type="arc" order="8"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_EarningsPerShareBasic_14a32c32-3ad2-46b9-bfcb-238806159a26" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_EarningsPerShareBasic"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_EarningsPerShareBasicAndDilutedAbstract_9b0b004e-a4b1-4225-b3f5-6eda309e781e" xlink:to="loc_us-gaap_EarningsPerShareBasic_14a32c32-3ad2-46b9-bfcb-238806159a26" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_EarningsPerShareDiluted_0eece3f8-7b6b-49a5-8d62-344941e282a8" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_EarningsPerShareDiluted"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_EarningsPerShareBasicAndDilutedAbstract_9b0b004e-a4b1-4225-b3f5-6eda309e781e" xlink:to="loc_us-gaap_EarningsPerShareDiluted_0eece3f8-7b6b-49a5-8d62-344941e282a8" xlink:type="arc" order="2"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_StatementTable_7d03e93c-99ba-4834-9848-cbc1ba21b072" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_StatementTable"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/all" xlink:from="loc_us-gaap_StatementLineItems_ca542b5b-0cd2-4a53-8829-8aa321f0cdac" xlink:to="loc_us-gaap_StatementTable_7d03e93c-99ba-4834-9848-cbc1ba21b072" xlink:type="arc" order="1" xbrldt:closed="true" xbrldt:contextElement="segment"/>
    <link:loc xlink:type="locator" xlink:label="loc_srt_ProductOrServiceAxis_49e938aa-3cf3-47c0-aea3-01f9dd6c6759" xlink:href="http://xbrl.fasb.org/srt/2020/elts/srt-2020-01-31.xsd#srt_ProductOrServiceAxis"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_us-gaap_StatementTable_7d03e93c-99ba-4834-9848-cbc1ba21b072" xlink:to="loc_srt_ProductOrServiceAxis_49e938aa-3cf3-47c0-aea3-01f9dd6c6759" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_srt_ProductsAndServicesDomain_49e938aa-3cf3-47c0-aea3-01f9dd6c6759_default" xlink:href="http://xbrl.fasb.org/srt/2020/elts/srt-2020-01-31.xsd#srt_ProductsAndServicesDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="loc_srt_ProductOrServiceAxis_49e938aa-3cf3-47c0-aea3-01f9dd6c6759" xlink:to="loc_srt_ProductsAndServicesDomain_49e938aa-3cf3-47c0-aea3-01f9dd6c6759_default" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_srt_ProductsAndServicesDomain_f904c367-e9fd-42a4-87be-bb0cbf9a05e5" xlink:href="http://xbrl.fasb.org/srt/2020/elts/srt-2020-01-31.xsd#srt_ProductsAndServicesDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_srt_ProductOrServiceAxis_49e938aa-3cf3-47c0-aea3-01f9dd6c6759" xlink:to="loc_srt_ProductsAndServicesDomain_f904c367-e9fd-42a4-87be-bb0cbf9a05e5" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_ottr_ElectricMember_9ec7474b-cb27-42d8-a180-48cf8fd6c293" xlink:href="ottr-20210331.xsd#ottr_ElectricMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_srt_ProductsAndServicesDomain_f904c367-e9fd-42a4-87be-bb0cbf9a05e5" xlink:to="loc_ottr_ElectricMember_9ec7474b-cb27-42d8-a180-48cf8fd6c293" xlink:type="arc" order="0"/>
    <link:loc xlink:type="locator" xlink:label="loc_ottr_ProductSalesMember_2a5351f0-91df-4c4f-b6bb-27e9d826ea9e" xlink:href="ottr-20210331.xsd#ottr_ProductSalesMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_srt_ProductsAndServicesDomain_f904c367-e9fd-42a4-87be-bb0cbf9a05e5" xlink:to="loc_ottr_ProductSalesMember_2a5351f0-91df-4c4f-b6bb-27e9d826ea9e" xlink:type="arc" order="1"/>
  </link:definitionLink>
  <link:roleRef roleURI="http://www.otpco.com/role/ConsolidatedStatementsofComprehensiveIncome" xlink:type="simple" xlink:href="ottr-20210331.xsd#ConsolidatedStatementsofComprehensiveIncome"/>
  <link:definitionLink xlink:role="http://www.otpco.com/role/ConsolidatedStatementsofComprehensiveIncome" xlink:type="extended" id="i373829f9b34e446b83975901cce58dab_ConsolidatedStatementsofComprehensiveIncome"/>
  <link:roleRef roleURI="http://www.otpco.com/role/ConsolidatedStatementsofShareholdersEquity" xlink:type="simple" xlink:href="ottr-20210331.xsd#ConsolidatedStatementsofShareholdersEquity"/>
  <link:definitionLink xlink:role="http://www.otpco.com/role/ConsolidatedStatementsofShareholdersEquity" xlink:type="extended" id="i9eb6186363a4490f8a74c0c64a5de229_ConsolidatedStatementsofShareholdersEquity">
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_StatementLineItems_e383fbdf-5e68-4e84-a117-94c31c094966" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_StatementLineItems"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_IncreaseDecreaseInStockholdersEquityRollForward_7ae22fc3-851f-44f8-89c5-f1ed2f7db25b" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_IncreaseDecreaseInStockholdersEquityRollForward"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_StatementLineItems_e383fbdf-5e68-4e84-a117-94c31c094966" xlink:to="loc_us-gaap_IncreaseDecreaseInStockholdersEquityRollForward_7ae22fc3-851f-44f8-89c5-f1ed2f7db25b" xlink:type="arc" order="0"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_SharesOutstanding_6faee8bc-ed85-4994-a1eb-315f5a0b1c26" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_SharesOutstanding"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_IncreaseDecreaseInStockholdersEquityRollForward_7ae22fc3-851f-44f8-89c5-f1ed2f7db25b" xlink:to="loc_us-gaap_SharesOutstanding_6faee8bc-ed85-4994-a1eb-315f5a0b1c26" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_StockholdersEquity_e0025bfa-1b32-44ea-be0e-7e6d66f75ce6" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_StockholdersEquity"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_IncreaseDecreaseInStockholdersEquityRollForward_7ae22fc3-851f-44f8-89c5-f1ed2f7db25b" xlink:to="loc_us-gaap_StockholdersEquity_e0025bfa-1b32-44ea-be0e-7e6d66f75ce6" xlink:type="arc" order="2"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_StockIssuedDuringPeriodSharesNewIssues_ecb780cb-8caa-4db9-a985-0fc4f08cb1a6" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_StockIssuedDuringPeriodSharesNewIssues"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_IncreaseDecreaseInStockholdersEquityRollForward_7ae22fc3-851f-44f8-89c5-f1ed2f7db25b" xlink:to="loc_us-gaap_StockIssuedDuringPeriodSharesNewIssues_ecb780cb-8caa-4db9-a985-0fc4f08cb1a6" xlink:type="arc" order="3"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_StockIssuedDuringPeriodValueNewIssues_ffc10967-e236-41b9-9b09-a24697d40bb4" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_StockIssuedDuringPeriodValueNewIssues"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_IncreaseDecreaseInStockholdersEquityRollForward_7ae22fc3-851f-44f8-89c5-f1ed2f7db25b" xlink:to="loc_us-gaap_StockIssuedDuringPeriodValueNewIssues_ffc10967-e236-41b9-9b09-a24697d40bb4" xlink:type="arc" order="4"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_StockRepurchasedAndRetiredDuringPeriodShares_e48ee72d-92e9-4041-8bb0-591977274e36" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_StockRepurchasedAndRetiredDuringPeriodShares"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_IncreaseDecreaseInStockholdersEquityRollForward_7ae22fc3-851f-44f8-89c5-f1ed2f7db25b" xlink:to="loc_us-gaap_StockRepurchasedAndRetiredDuringPeriodShares_e48ee72d-92e9-4041-8bb0-591977274e36" xlink:type="arc" order="5"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_StockRepurchasedAndRetiredDuringPeriodValue_f02d1215-8f79-422d-826e-3e0b0bc12c1d" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_StockRepurchasedAndRetiredDuringPeriodValue"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_IncreaseDecreaseInStockholdersEquityRollForward_7ae22fc3-851f-44f8-89c5-f1ed2f7db25b" xlink:to="loc_us-gaap_StockRepurchasedAndRetiredDuringPeriodValue_f02d1215-8f79-422d-826e-3e0b0bc12c1d" xlink:type="arc" order="6"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_NetIncomeLoss_35d0687d-18a3-4981-ac42-19ccc0773eff" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_NetIncomeLoss"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_IncreaseDecreaseInStockholdersEquityRollForward_7ae22fc3-851f-44f8-89c5-f1ed2f7db25b" xlink:to="loc_us-gaap_NetIncomeLoss_35d0687d-18a3-4981-ac42-19ccc0773eff" xlink:type="arc" order="7"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_OtherComprehensiveIncomeLossNetOfTaxPortionAttributableToParent_442d9843-20d8-4ac8-8395-0e1115f61206" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_OtherComprehensiveIncomeLossNetOfTaxPortionAttributableToParent"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_IncreaseDecreaseInStockholdersEquityRollForward_7ae22fc3-851f-44f8-89c5-f1ed2f7db25b" xlink:to="loc_us-gaap_OtherComprehensiveIncomeLossNetOfTaxPortionAttributableToParent_442d9843-20d8-4ac8-8395-0e1115f61206" xlink:type="arc" order="8"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_AdjustmentsToAdditionalPaidInCapitalSharebasedCompensationRequisiteServicePeriodRecognitionValue_a1ecf7c4-a6db-4de0-9124-a6f2a46b8bb5" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_AdjustmentsToAdditionalPaidInCapitalSharebasedCompensationRequisiteServicePeriodRecognitionValue"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_IncreaseDecreaseInStockholdersEquityRollForward_7ae22fc3-851f-44f8-89c5-f1ed2f7db25b" xlink:to="loc_us-gaap_AdjustmentsToAdditionalPaidInCapitalSharebasedCompensationRequisiteServicePeriodRecognitionValue_a1ecf7c4-a6db-4de0-9124-a6f2a46b8bb5" xlink:type="arc" order="9"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DividendsCommonStockCash_d3522120-5819-4cda-b3bb-570790df2cf5" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_DividendsCommonStockCash"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_IncreaseDecreaseInStockholdersEquityRollForward_7ae22fc3-851f-44f8-89c5-f1ed2f7db25b" xlink:to="loc_us-gaap_DividendsCommonStockCash_d3522120-5819-4cda-b3bb-570790df2cf5" xlink:type="arc" order="10"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_SharesOutstanding_11fc83bb-30ca-4870-8703-163bb1a17726" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_SharesOutstanding"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_StockholdersEquity_0f9ee02d-dba0-4587-902a-f9fcc55c294e" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_StockholdersEquity"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_AociBeforeTaxAttributableToParent_0e3d2018-4e68-47fe-b023-b78543e54435" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_AociBeforeTaxAttributableToParent"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_StatementLineItems_e383fbdf-5e68-4e84-a117-94c31c094966" xlink:to="loc_us-gaap_AociBeforeTaxAttributableToParent_0e3d2018-4e68-47fe-b023-b78543e54435" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_AociTaxAttributableToParent_6f9c550b-6c6a-4fbf-9138-3d4d73f2e134" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_AociTaxAttributableToParent"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_StatementLineItems_e383fbdf-5e68-4e84-a117-94c31c094966" xlink:to="loc_us-gaap_AociTaxAttributableToParent_6f9c550b-6c6a-4fbf-9138-3d4d73f2e134" xlink:type="arc" order="2"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_StatementTable_12c05b31-e09e-49ae-8afe-b162b80e3585" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_StatementTable"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/all" xlink:from="loc_us-gaap_StatementLineItems_e383fbdf-5e68-4e84-a117-94c31c094966" xlink:to="loc_us-gaap_StatementTable_12c05b31-e09e-49ae-8afe-b162b80e3585" xlink:type="arc" order="1" xbrldt:closed="true" xbrldt:contextElement="segment"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_StatementEquityComponentsAxis_4a71d65d-6aef-427c-a327-08fd3a5e23e5" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_StatementEquityComponentsAxis"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_us-gaap_StatementTable_12c05b31-e09e-49ae-8afe-b162b80e3585" xlink:to="loc_us-gaap_StatementEquityComponentsAxis_4a71d65d-6aef-427c-a327-08fd3a5e23e5" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_EquityComponentDomain_4a71d65d-6aef-427c-a327-08fd3a5e23e5_default" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_EquityComponentDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="loc_us-gaap_StatementEquityComponentsAxis_4a71d65d-6aef-427c-a327-08fd3a5e23e5" xlink:to="loc_us-gaap_EquityComponentDomain_4a71d65d-6aef-427c-a327-08fd3a5e23e5_default" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_EquityComponentDomain_409b452e-1061-4e5e-a37a-e7da46865820" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_EquityComponentDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_us-gaap_StatementEquityComponentsAxis_4a71d65d-6aef-427c-a327-08fd3a5e23e5" xlink:to="loc_us-gaap_EquityComponentDomain_409b452e-1061-4e5e-a37a-e7da46865820" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_CommonStockMember_10e9738c-ea42-493f-bb52-0333936220fe" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_CommonStockMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_EquityComponentDomain_409b452e-1061-4e5e-a37a-e7da46865820" xlink:to="loc_us-gaap_CommonStockMember_10e9738c-ea42-493f-bb52-0333936220fe" xlink:type="arc" order="0"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_AdditionalPaidInCapitalMember_bf7d571b-9a55-4a7a-9f92-8e6a75d91100" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_AdditionalPaidInCapitalMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_EquityComponentDomain_409b452e-1061-4e5e-a37a-e7da46865820" xlink:to="loc_us-gaap_AdditionalPaidInCapitalMember_bf7d571b-9a55-4a7a-9f92-8e6a75d91100" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_RetainedEarningsMember_4f030ca0-fe21-45a4-b432-6b5279fa7414" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_RetainedEarningsMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_EquityComponentDomain_409b452e-1061-4e5e-a37a-e7da46865820" xlink:to="loc_us-gaap_RetainedEarningsMember_4f030ca0-fe21-45a4-b432-6b5279fa7414" xlink:type="arc" order="2"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_AccumulatedOtherComprehensiveIncomeMember_0c34bd84-4eda-435a-8198-c851f60bd58f" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_AccumulatedOtherComprehensiveIncomeMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_EquityComponentDomain_409b452e-1061-4e5e-a37a-e7da46865820" xlink:to="loc_us-gaap_AccumulatedOtherComprehensiveIncomeMember_0c34bd84-4eda-435a-8198-c851f60bd58f" xlink:type="arc" order="3"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_AccumulatedNetUnrealizedInvestmentGainLossMember_ab27fc59-7ca7-4aef-8fc8-54b0f5d0ff4d" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_AccumulatedNetUnrealizedInvestmentGainLossMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_EquityComponentDomain_409b452e-1061-4e5e-a37a-e7da46865820" xlink:to="loc_us-gaap_AccumulatedNetUnrealizedInvestmentGainLossMember_ab27fc59-7ca7-4aef-8fc8-54b0f5d0ff4d" xlink:type="arc" order="4"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_AccumulatedDefinedBenefitPlansAdjustmentNetUnamortizedGainLossMember_c4996809-a11d-4f36-9f3b-0b6fb5914c97" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_AccumulatedDefinedBenefitPlansAdjustmentNetUnamortizedGainLossMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_EquityComponentDomain_409b452e-1061-4e5e-a37a-e7da46865820" xlink:to="loc_us-gaap_AccumulatedDefinedBenefitPlansAdjustmentNetUnamortizedGainLossMember_c4996809-a11d-4f36-9f3b-0b6fb5914c97" xlink:type="arc" order="5"/>
  </link:definitionLink>
  <link:roleRef roleURI="http://www.otpco.com/role/ConsolidatedStatementsofShareholdersEquityParentheticals" xlink:type="simple" xlink:href="ottr-20210331.xsd#ConsolidatedStatementsofShareholdersEquityParentheticals"/>
  <link:definitionLink xlink:role="http://www.otpco.com/role/ConsolidatedStatementsofShareholdersEquityParentheticals" xlink:type="extended" id="iea551ac9acaa4c2aaf0b5119eb0f2554_ConsolidatedStatementsofShareholdersEquityParentheticals"/>
  <link:roleRef roleURI="http://www.otpco.com/role/ConsolidatedStatementsofCashFlows" xlink:type="simple" xlink:href="ottr-20210331.xsd#ConsolidatedStatementsofCashFlows"/>
  <link:definitionLink xlink:role="http://www.otpco.com/role/ConsolidatedStatementsofCashFlows" xlink:type="extended" id="i6730fba8a3764e1a96d50c47846d6962_ConsolidatedStatementsofCashFlows"/>
  <link:roleRef roleURI="http://www.otpco.com/role/SummaryofSignificantAccountingPolicies" xlink:type="simple" xlink:href="ottr-20210331.xsd#SummaryofSignificantAccountingPolicies"/>
  <link:definitionLink xlink:role="http://www.otpco.com/role/SummaryofSignificantAccountingPolicies" xlink:type="extended" id="ieb502b703f68415089aa44c52562ba78_SummaryofSignificantAccountingPolicies"/>
  <link:roleRef roleURI="http://www.otpco.com/role/SummaryofSignificantAccountingPoliciesPolicies" xlink:type="simple" xlink:href="ottr-20210331.xsd#SummaryofSignificantAccountingPoliciesPolicies"/>
  <link:definitionLink xlink:role="http://www.otpco.com/role/SummaryofSignificantAccountingPoliciesPolicies" xlink:type="extended" id="i520de0846c48486592bfd359933f4e09_SummaryofSignificantAccountingPoliciesPolicies"/>
  <link:roleRef roleURI="http://www.otpco.com/role/SummaryofSignificantAccountingPoliciesNarrativeDetails" xlink:type="simple" xlink:href="ottr-20210331.xsd#SummaryofSignificantAccountingPoliciesNarrativeDetails"/>
  <link:definitionLink xlink:role="http://www.otpco.com/role/SummaryofSignificantAccountingPoliciesNarrativeDetails" xlink:type="extended" id="i5724a01e7aab4a44a932697b5c154b78_SummaryofSignificantAccountingPoliciesNarrativeDetails"/>
  <link:roleRef roleURI="http://www.otpco.com/role/SegmentInformation" xlink:type="simple" xlink:href="ottr-20210331.xsd#SegmentInformation"/>
  <link:definitionLink xlink:role="http://www.otpco.com/role/SegmentInformation" xlink:type="extended" id="ib831aa858ada47dbb17e8bc145ecb256_SegmentInformation"/>
  <link:roleRef roleURI="http://www.otpco.com/role/SegmentInformationTables" xlink:type="simple" xlink:href="ottr-20210331.xsd#SegmentInformationTables"/>
  <link:definitionLink xlink:role="http://www.otpco.com/role/SegmentInformationTables" xlink:type="extended" id="i7415c5d9be4349ec9f81575892d032c4_SegmentInformationTables"/>
  <link:roleRef roleURI="http://www.otpco.com/role/SegmentInformationNarrativeDetails" xlink:type="simple" xlink:href="ottr-20210331.xsd#SegmentInformationNarrativeDetails"/>
  <link:definitionLink xlink:role="http://www.otpco.com/role/SegmentInformationNarrativeDetails" xlink:type="extended" id="i409328fab2df4a7cb68637afdab2d0cd_SegmentInformationNarrativeDetails"/>
  <link:roleRef roleURI="http://www.otpco.com/role/SegmentInformationBusinessSegmentsDetails" xlink:type="simple" xlink:href="ottr-20210331.xsd#SegmentInformationBusinessSegmentsDetails"/>
  <link:definitionLink xlink:role="http://www.otpco.com/role/SegmentInformationBusinessSegmentsDetails" xlink:type="extended" id="i723f4d00de00411ca1f57fc867d94fbc_SegmentInformationBusinessSegmentsDetails">
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_SegmentReportingInformationLineItems_33ae7eb5-82ce-447a-bc7f-9a604d0305e3" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_SegmentReportingInformationLineItems"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_Revenues_018d5d67-9065-48b7-944a-127c73e8f17a" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_Revenues"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_SegmentReportingInformationLineItems_33ae7eb5-82ce-447a-bc7f-9a604d0305e3" xlink:to="loc_us-gaap_Revenues_018d5d67-9065-48b7-944a-127c73e8f17a" xlink:type="arc" order="0"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_NetIncomeLoss_b1f277a4-73b1-43a7-a348-1f3296fb013c" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_NetIncomeLoss"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_SegmentReportingInformationLineItems_33ae7eb5-82ce-447a-bc7f-9a604d0305e3" xlink:to="loc_us-gaap_NetIncomeLoss_b1f277a4-73b1-43a7-a348-1f3296fb013c" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_Assets_528da557-d957-42de-956a-b73a38c95691" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_Assets"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_SegmentReportingInformationLineItems_33ae7eb5-82ce-447a-bc7f-9a604d0305e3" xlink:to="loc_us-gaap_Assets_528da557-d957-42de-956a-b73a38c95691" xlink:type="arc" order="2"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ScheduleOfSegmentReportingInformationBySegmentTable_52fd693c-0f21-4695-b151-4dc4e9f5171b" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_ScheduleOfSegmentReportingInformationBySegmentTable"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/all" xlink:from="loc_us-gaap_SegmentReportingInformationLineItems_33ae7eb5-82ce-447a-bc7f-9a604d0305e3" xlink:to="loc_us-gaap_ScheduleOfSegmentReportingInformationBySegmentTable_52fd693c-0f21-4695-b151-4dc4e9f5171b" xlink:type="arc" order="1" xbrldt:closed="true" xbrldt:contextElement="segment"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_StatementBusinessSegmentsAxis_44ca7a4f-deaf-483b-bc94-d69dd9ea3dfc" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_StatementBusinessSegmentsAxis"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_us-gaap_ScheduleOfSegmentReportingInformationBySegmentTable_52fd693c-0f21-4695-b151-4dc4e9f5171b" xlink:to="loc_us-gaap_StatementBusinessSegmentsAxis_44ca7a4f-deaf-483b-bc94-d69dd9ea3dfc" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_SegmentDomain_44ca7a4f-deaf-483b-bc94-d69dd9ea3dfc_default" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_SegmentDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="loc_us-gaap_StatementBusinessSegmentsAxis_44ca7a4f-deaf-483b-bc94-d69dd9ea3dfc" xlink:to="loc_us-gaap_SegmentDomain_44ca7a4f-deaf-483b-bc94-d69dd9ea3dfc_default" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_SegmentDomain_f2282699-cd4f-46dd-bc1e-48a15adceac8" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_SegmentDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_us-gaap_StatementBusinessSegmentsAxis_44ca7a4f-deaf-483b-bc94-d69dd9ea3dfc" xlink:to="loc_us-gaap_SegmentDomain_f2282699-cd4f-46dd-bc1e-48a15adceac8" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_ottr_ElectricMember_ae097fa9-7b5b-4c64-9cc1-60a4bc7c2b23" xlink:href="ottr-20210331.xsd#ottr_ElectricMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_SegmentDomain_f2282699-cd4f-46dd-bc1e-48a15adceac8" xlink:to="loc_ottr_ElectricMember_ae097fa9-7b5b-4c64-9cc1-60a4bc7c2b23" xlink:type="arc" order="0"/>
    <link:loc xlink:type="locator" xlink:label="loc_ottr_ManufacturingMember_8e181a1e-2711-447b-8496-c0d1e4dbaa33" xlink:href="ottr-20210331.xsd#ottr_ManufacturingMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_SegmentDomain_f2282699-cd4f-46dd-bc1e-48a15adceac8" xlink:to="loc_ottr_ManufacturingMember_8e181a1e-2711-447b-8496-c0d1e4dbaa33" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_ottr_PlasticsMember_bdecc58c-51ee-4db0-b8fd-ed08c5b2dd0d" xlink:href="ottr-20210331.xsd#ottr_PlasticsMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_SegmentDomain_f2282699-cd4f-46dd-bc1e-48a15adceac8" xlink:to="loc_ottr_PlasticsMember_bdecc58c-51ee-4db0-b8fd-ed08c5b2dd0d" xlink:type="arc" order="2"/>
    <link:loc xlink:type="locator" xlink:label="loc_srt_ConsolidationItemsAxis_7e6de032-1cc5-4d9a-b54f-70ee62ea0576" xlink:href="http://xbrl.fasb.org/srt/2020/elts/srt-2020-01-31.xsd#srt_ConsolidationItemsAxis"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_us-gaap_ScheduleOfSegmentReportingInformationBySegmentTable_52fd693c-0f21-4695-b151-4dc4e9f5171b" xlink:to="loc_srt_ConsolidationItemsAxis_7e6de032-1cc5-4d9a-b54f-70ee62ea0576" xlink:type="arc" order="2"/>
    <link:loc xlink:type="locator" xlink:label="loc_srt_ConsolidationItemsDomain_7e6de032-1cc5-4d9a-b54f-70ee62ea0576_default" xlink:href="http://xbrl.fasb.org/srt/2020/elts/srt-2020-01-31.xsd#srt_ConsolidationItemsDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="loc_srt_ConsolidationItemsAxis_7e6de032-1cc5-4d9a-b54f-70ee62ea0576" xlink:to="loc_srt_ConsolidationItemsDomain_7e6de032-1cc5-4d9a-b54f-70ee62ea0576_default" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_srt_ConsolidationItemsDomain_fbf69cba-0612-4267-b881-dc18e0714271" xlink:href="http://xbrl.fasb.org/srt/2020/elts/srt-2020-01-31.xsd#srt_ConsolidationItemsDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_srt_ConsolidationItemsAxis_7e6de032-1cc5-4d9a-b54f-70ee62ea0576" xlink:to="loc_srt_ConsolidationItemsDomain_fbf69cba-0612-4267-b881-dc18e0714271" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_OperatingSegmentsMember_34ca7610-f82d-4858-a8dd-26cb0e44dcc3" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_OperatingSegmentsMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_srt_ConsolidationItemsDomain_fbf69cba-0612-4267-b881-dc18e0714271" xlink:to="loc_us-gaap_OperatingSegmentsMember_34ca7610-f82d-4858-a8dd-26cb0e44dcc3" xlink:type="arc" order="0"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_CorporateNonSegmentMember_dd386950-bb97-49c6-835f-c8ddd26710de" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_CorporateNonSegmentMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_srt_ConsolidationItemsDomain_fbf69cba-0612-4267-b881-dc18e0714271" xlink:to="loc_us-gaap_CorporateNonSegmentMember_dd386950-bb97-49c6-835f-c8ddd26710de" xlink:type="arc" order="1"/>
  </link:definitionLink>
  <link:roleRef roleURI="http://www.otpco.com/role/Revenue" xlink:type="simple" xlink:href="ottr-20210331.xsd#Revenue"/>
  <link:definitionLink xlink:role="http://www.otpco.com/role/Revenue" xlink:type="extended" id="i08989a2e6e964d1e970de3f3d4b26972_Revenue"/>
  <link:roleRef roleURI="http://www.otpco.com/role/RevenueTables" xlink:type="simple" xlink:href="ottr-20210331.xsd#RevenueTables"/>
  <link:definitionLink xlink:role="http://www.otpco.com/role/RevenueTables" xlink:type="extended" id="i1fa268ea6a4b43cd8e407c992fb38974_RevenueTables"/>
  <link:roleRef roleURI="http://www.otpco.com/role/RevenueDetails" xlink:type="simple" xlink:href="ottr-20210331.xsd#RevenueDetails"/>
  <link:definitionLink xlink:role="http://www.otpco.com/role/RevenueDetails" xlink:type="extended" id="ie9ad954e0cca48318ac9cea95e39c618_RevenueDetails">
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DisaggregationOfRevenueLineItems_9882ed79-4f12-4679-b018-2f2157179c6f" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_DisaggregationOfRevenueLineItems"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_Revenues_52ff5d25-954d-410c-b73f-8f750623f775" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_Revenues"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_DisaggregationOfRevenueLineItems_9882ed79-4f12-4679-b018-2f2157179c6f" xlink:to="loc_us-gaap_Revenues_52ff5d25-954d-410c-b73f-8f750623f775" xlink:type="arc" order="0"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_RevenueNotFromContractWithCustomer_ce48ab73-75e2-4d12-9d1f-1f36c4dc8eaa" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_RevenueNotFromContractWithCustomer"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_DisaggregationOfRevenueLineItems_9882ed79-4f12-4679-b018-2f2157179c6f" xlink:to="loc_us-gaap_RevenueNotFromContractWithCustomer_ce48ab73-75e2-4d12-9d1f-1f36c4dc8eaa" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_RevenueFromContractWithCustomerExcludingAssessedTax_9b53f220-8376-4de5-be61-4830ba7ef6f8" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_RevenueFromContractWithCustomerExcludingAssessedTax"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_DisaggregationOfRevenueLineItems_9882ed79-4f12-4679-b018-2f2157179c6f" xlink:to="loc_us-gaap_RevenueFromContractWithCustomerExcludingAssessedTax_9b53f220-8376-4de5-be61-4830ba7ef6f8" xlink:type="arc" order="2"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DisaggregationOfRevenueTable_230fa473-1270-4460-9575-1954c62590bd" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_DisaggregationOfRevenueTable"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/all" xlink:from="loc_us-gaap_DisaggregationOfRevenueLineItems_9882ed79-4f12-4679-b018-2f2157179c6f" xlink:to="loc_us-gaap_DisaggregationOfRevenueTable_230fa473-1270-4460-9575-1954c62590bd" xlink:type="arc" order="1" xbrldt:closed="true" xbrldt:contextElement="segment"/>
    <link:loc xlink:type="locator" xlink:label="loc_srt_ConsolidationItemsAxis_fb3b06db-9111-4e8f-88c5-57459e1c4114" xlink:href="http://xbrl.fasb.org/srt/2020/elts/srt-2020-01-31.xsd#srt_ConsolidationItemsAxis"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_us-gaap_DisaggregationOfRevenueTable_230fa473-1270-4460-9575-1954c62590bd" xlink:to="loc_srt_ConsolidationItemsAxis_fb3b06db-9111-4e8f-88c5-57459e1c4114" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_srt_ConsolidationItemsDomain_fb3b06db-9111-4e8f-88c5-57459e1c4114_default" xlink:href="http://xbrl.fasb.org/srt/2020/elts/srt-2020-01-31.xsd#srt_ConsolidationItemsDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="loc_srt_ConsolidationItemsAxis_fb3b06db-9111-4e8f-88c5-57459e1c4114" xlink:to="loc_srt_ConsolidationItemsDomain_fb3b06db-9111-4e8f-88c5-57459e1c4114_default" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_srt_ConsolidationItemsDomain_6f7c1fd5-8937-4861-a62c-a83113496dc2" xlink:href="http://xbrl.fasb.org/srt/2020/elts/srt-2020-01-31.xsd#srt_ConsolidationItemsDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_srt_ConsolidationItemsAxis_fb3b06db-9111-4e8f-88c5-57459e1c4114" xlink:to="loc_srt_ConsolidationItemsDomain_6f7c1fd5-8937-4861-a62c-a83113496dc2" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_OperatingSegmentsMember_54702f87-00e0-4762-a191-22e4a74dc5ba" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_OperatingSegmentsMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_srt_ConsolidationItemsDomain_6f7c1fd5-8937-4861-a62c-a83113496dc2" xlink:to="loc_us-gaap_OperatingSegmentsMember_54702f87-00e0-4762-a191-22e4a74dc5ba" xlink:type="arc" order="0"/>
    <link:loc xlink:type="locator" xlink:label="loc_srt_ProductOrServiceAxis_3f671ef1-cae0-4663-b610-f8d09c2a3f6e" xlink:href="http://xbrl.fasb.org/srt/2020/elts/srt-2020-01-31.xsd#srt_ProductOrServiceAxis"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_us-gaap_DisaggregationOfRevenueTable_230fa473-1270-4460-9575-1954c62590bd" xlink:to="loc_srt_ProductOrServiceAxis_3f671ef1-cae0-4663-b610-f8d09c2a3f6e" xlink:type="arc" order="2"/>
    <link:loc xlink:type="locator" xlink:label="loc_srt_ProductsAndServicesDomain_3f671ef1-cae0-4663-b610-f8d09c2a3f6e_default" xlink:href="http://xbrl.fasb.org/srt/2020/elts/srt-2020-01-31.xsd#srt_ProductsAndServicesDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="loc_srt_ProductOrServiceAxis_3f671ef1-cae0-4663-b610-f8d09c2a3f6e" xlink:to="loc_srt_ProductsAndServicesDomain_3f671ef1-cae0-4663-b610-f8d09c2a3f6e_default" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_srt_ProductsAndServicesDomain_9338be7b-180f-431b-8193-6443031776ca" xlink:href="http://xbrl.fasb.org/srt/2020/elts/srt-2020-01-31.xsd#srt_ProductsAndServicesDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_srt_ProductOrServiceAxis_3f671ef1-cae0-4663-b610-f8d09c2a3f6e" xlink:to="loc_srt_ProductsAndServicesDomain_9338be7b-180f-431b-8193-6443031776ca" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_ottr_RetailResidentialMember_47dc2ec7-2fb2-49ed-ad02-7edddc6c55c4" xlink:href="ottr-20210331.xsd#ottr_RetailResidentialMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_srt_ProductsAndServicesDomain_9338be7b-180f-431b-8193-6443031776ca" xlink:to="loc_ottr_RetailResidentialMember_47dc2ec7-2fb2-49ed-ad02-7edddc6c55c4" xlink:type="arc" order="0"/>
    <link:loc xlink:type="locator" xlink:label="loc_ottr_RetailCommercialAndIndustrialMember_83d2fca0-2872-4f32-a4c4-1970ef23b502" xlink:href="ottr-20210331.xsd#ottr_RetailCommercialAndIndustrialMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_srt_ProductsAndServicesDomain_9338be7b-180f-431b-8193-6443031776ca" xlink:to="loc_ottr_RetailCommercialAndIndustrialMember_83d2fca0-2872-4f32-a4c4-1970ef23b502" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_ottr_RetailOtherMember_e537f33c-2dcf-41bb-8fdf-ecd9f3aa176a" xlink:href="ottr-20210331.xsd#ottr_RetailOtherMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_srt_ProductsAndServicesDomain_9338be7b-180f-431b-8193-6443031776ca" xlink:to="loc_ottr_RetailOtherMember_e537f33c-2dcf-41bb-8fdf-ecd9f3aa176a" xlink:type="arc" order="2"/>
    <link:loc xlink:type="locator" xlink:label="loc_ottr_ElectronicProductRetailMember_1ccfd9fe-0fef-4382-b519-accb04b64f84" xlink:href="ottr-20210331.xsd#ottr_ElectronicProductRetailMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_srt_ProductsAndServicesDomain_9338be7b-180f-431b-8193-6443031776ca" xlink:to="loc_ottr_ElectronicProductRetailMember_1ccfd9fe-0fef-4382-b519-accb04b64f84" xlink:type="arc" order="3"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ElectricTransmissionMember_9baf2919-77e7-42d0-9264-22799c555a34" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_ElectricTransmissionMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_srt_ProductsAndServicesDomain_9338be7b-180f-431b-8193-6443031776ca" xlink:to="loc_us-gaap_ElectricTransmissionMember_9baf2919-77e7-42d0-9264-22799c555a34" xlink:type="arc" order="4"/>
    <link:loc xlink:type="locator" xlink:label="loc_ottr_WholesaleMember_9cc7c1bd-40aa-4f00-9d82-bc8381b5e0f6" xlink:href="ottr-20210331.xsd#ottr_WholesaleMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_srt_ProductsAndServicesDomain_9338be7b-180f-431b-8193-6443031776ca" xlink:to="loc_ottr_WholesaleMember_9cc7c1bd-40aa-4f00-9d82-bc8381b5e0f6" xlink:type="arc" order="5"/>
    <link:loc xlink:type="locator" xlink:label="loc_ottr_ElectricProductOtherMember_b8a8b596-9000-48ca-ad7c-a72c70f9a5fe" xlink:href="ottr-20210331.xsd#ottr_ElectricProductOtherMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_srt_ProductsAndServicesDomain_9338be7b-180f-431b-8193-6443031776ca" xlink:to="loc_ottr_ElectricProductOtherMember_b8a8b596-9000-48ca-ad7c-a72c70f9a5fe" xlink:type="arc" order="6"/>
    <link:loc xlink:type="locator" xlink:label="loc_ottr_MetalPartsAndToolingMember_3b72f38b-d907-43f0-8b1a-992e0b68f0ae" xlink:href="ottr-20210331.xsd#ottr_MetalPartsAndToolingMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_srt_ProductsAndServicesDomain_9338be7b-180f-431b-8193-6443031776ca" xlink:to="loc_ottr_MetalPartsAndToolingMember_3b72f38b-d907-43f0-8b1a-992e0b68f0ae" xlink:type="arc" order="7"/>
    <link:loc xlink:type="locator" xlink:label="loc_ottr_PlasticProductsMember_d06229eb-31fd-4d8d-8d33-0d410a662a06" xlink:href="ottr-20210331.xsd#ottr_PlasticProductsMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_srt_ProductsAndServicesDomain_9338be7b-180f-431b-8193-6443031776ca" xlink:to="loc_ottr_PlasticProductsMember_d06229eb-31fd-4d8d-8d33-0d410a662a06" xlink:type="arc" order="8"/>
    <link:loc xlink:type="locator" xlink:label="loc_ottr_ScrapMetalSalesMember_9a4a5fd0-2910-4ac2-b5d1-d4688ca835ab" xlink:href="ottr-20210331.xsd#ottr_ScrapMetalSalesMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_srt_ProductsAndServicesDomain_9338be7b-180f-431b-8193-6443031776ca" xlink:to="loc_ottr_ScrapMetalSalesMember_9a4a5fd0-2910-4ac2-b5d1-d4688ca835ab" xlink:type="arc" order="9"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_StatementBusinessSegmentsAxis_8e2be910-006d-451d-964f-df8ece4df146" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_StatementBusinessSegmentsAxis"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_us-gaap_DisaggregationOfRevenueTable_230fa473-1270-4460-9575-1954c62590bd" xlink:to="loc_us-gaap_StatementBusinessSegmentsAxis_8e2be910-006d-451d-964f-df8ece4df146" xlink:type="arc" order="3"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_SegmentDomain_8e2be910-006d-451d-964f-df8ece4df146_default" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_SegmentDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="loc_us-gaap_StatementBusinessSegmentsAxis_8e2be910-006d-451d-964f-df8ece4df146" xlink:to="loc_us-gaap_SegmentDomain_8e2be910-006d-451d-964f-df8ece4df146_default" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_SegmentDomain_669161b0-a8d0-4484-ab24-c6cbbec50eb0" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_SegmentDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_us-gaap_StatementBusinessSegmentsAxis_8e2be910-006d-451d-964f-df8ece4df146" xlink:to="loc_us-gaap_SegmentDomain_669161b0-a8d0-4484-ab24-c6cbbec50eb0" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_ottr_ElectricMember_80b89e3c-7d62-46a4-b6ef-10f588f0f1fe" xlink:href="ottr-20210331.xsd#ottr_ElectricMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_SegmentDomain_669161b0-a8d0-4484-ab24-c6cbbec50eb0" xlink:to="loc_ottr_ElectricMember_80b89e3c-7d62-46a4-b6ef-10f588f0f1fe" xlink:type="arc" order="0"/>
    <link:loc xlink:type="locator" xlink:label="loc_ottr_ManufacturingMember_d2e6de6b-70a3-4cb5-9527-1339b3c5e251" xlink:href="ottr-20210331.xsd#ottr_ManufacturingMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_SegmentDomain_669161b0-a8d0-4484-ab24-c6cbbec50eb0" xlink:to="loc_ottr_ManufacturingMember_d2e6de6b-70a3-4cb5-9527-1339b3c5e251" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_ottr_PlasticsMember_70184a07-d37b-482f-80f0-97a8bde1eebb" xlink:href="ottr-20210331.xsd#ottr_PlasticsMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_SegmentDomain_669161b0-a8d0-4484-ab24-c6cbbec50eb0" xlink:to="loc_ottr_PlasticsMember_70184a07-d37b-482f-80f0-97a8bde1eebb" xlink:type="arc" order="2"/>
  </link:definitionLink>
  <link:roleRef roleURI="http://www.otpco.com/role/SelectBalanceSheetInformation" xlink:type="simple" xlink:href="ottr-20210331.xsd#SelectBalanceSheetInformation"/>
  <link:definitionLink xlink:role="http://www.otpco.com/role/SelectBalanceSheetInformation" xlink:type="extended" id="ica151685e5da47b58bfc586ed841ac26_SelectBalanceSheetInformation"/>
  <link:roleRef roleURI="http://www.otpco.com/role/SelectBalanceSheetInformationTables" xlink:type="simple" xlink:href="ottr-20210331.xsd#SelectBalanceSheetInformationTables"/>
  <link:definitionLink xlink:role="http://www.otpco.com/role/SelectBalanceSheetInformationTables" xlink:type="extended" id="i833b5700cbe24b53981bf42e1cdb53f6_SelectBalanceSheetInformationTables"/>
  <link:roleRef roleURI="http://www.otpco.com/role/SelectBalanceSheetInformationScheduleofReceivablesDetails" xlink:type="simple" xlink:href="ottr-20210331.xsd#SelectBalanceSheetInformationScheduleofReceivablesDetails"/>
  <link:definitionLink xlink:role="http://www.otpco.com/role/SelectBalanceSheetInformationScheduleofReceivablesDetails" xlink:type="extended" id="ib1ac8b967465434b9070b712a531f315_SelectBalanceSheetInformationScheduleofReceivablesDetails"/>
  <link:roleRef roleURI="http://www.otpco.com/role/SelectBalanceSheetInformationSummaryofActivityinAllowanceforCreditLossesDetails" xlink:type="simple" xlink:href="ottr-20210331.xsd#SelectBalanceSheetInformationSummaryofActivityinAllowanceforCreditLossesDetails"/>
  <link:definitionLink xlink:role="http://www.otpco.com/role/SelectBalanceSheetInformationSummaryofActivityinAllowanceforCreditLossesDetails" xlink:type="extended" id="i2592d31e50f643b1824a9e8da7d031a8_SelectBalanceSheetInformationSummaryofActivityinAllowanceforCreditLossesDetails"/>
  <link:roleRef roleURI="http://www.otpco.com/role/SelectBalanceSheetInformationScheduleofInventoriesDetails" xlink:type="simple" xlink:href="ottr-20210331.xsd#SelectBalanceSheetInformationScheduleofInventoriesDetails"/>
  <link:definitionLink xlink:role="http://www.otpco.com/role/SelectBalanceSheetInformationScheduleofInventoriesDetails" xlink:type="extended" id="iba1ae7421ed24332a5682f5e59134493_SelectBalanceSheetInformationScheduleofInventoriesDetails"/>
  <link:roleRef roleURI="http://www.otpco.com/role/SelectBalanceSheetInformationScheduleofInvestmentsDetails" xlink:type="simple" xlink:href="ottr-20210331.xsd#SelectBalanceSheetInformationScheduleofInvestmentsDetails"/>
  <link:definitionLink xlink:role="http://www.otpco.com/role/SelectBalanceSheetInformationScheduleofInvestmentsDetails" xlink:type="extended" id="i70a5df362e234783954b51ef95b66c76_SelectBalanceSheetInformationScheduleofInvestmentsDetails"/>
  <link:roleRef roleURI="http://www.otpco.com/role/SelectBalanceSheetInformationScheduleofPropertyPlantandEquipmentDetails" xlink:type="simple" xlink:href="ottr-20210331.xsd#SelectBalanceSheetInformationScheduleofPropertyPlantandEquipmentDetails"/>
  <link:definitionLink xlink:role="http://www.otpco.com/role/SelectBalanceSheetInformationScheduleofPropertyPlantandEquipmentDetails" xlink:type="extended" id="iaf40011f498a4467a0fc634d7907d708_SelectBalanceSheetInformationScheduleofPropertyPlantandEquipmentDetails">
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_PropertyPlantAndEquipmentLineItems_51738620-92c9-4df5-b715-5c5327f557f0" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_PropertyPlantAndEquipmentLineItems"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_PropertyPlantAndEquipmentGross_2a067a39-d978-4bf0-aac1-5b1efff36dfe" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_PropertyPlantAndEquipmentGross"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_PropertyPlantAndEquipmentLineItems_51738620-92c9-4df5-b715-5c5327f557f0" xlink:to="loc_us-gaap_PropertyPlantAndEquipmentGross_2a067a39-d978-4bf0-aac1-5b1efff36dfe" xlink:type="arc" order="0"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_AccumulatedDepreciationDepletionAndAmortizationPropertyPlantAndEquipment_13059ac6-e4e2-4ba7-bad0-5e4276b8ba1d" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_AccumulatedDepreciationDepletionAndAmortizationPropertyPlantAndEquipment"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_PropertyPlantAndEquipmentLineItems_51738620-92c9-4df5-b715-5c5327f557f0" xlink:to="loc_us-gaap_AccumulatedDepreciationDepletionAndAmortizationPropertyPlantAndEquipment_13059ac6-e4e2-4ba7-bad0-5e4276b8ba1d" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_PropertyPlantAndEquipmentNet_9ee65f3e-37f5-49e5-9233-03a4c9159497" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_PropertyPlantAndEquipmentNet"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_PropertyPlantAndEquipmentLineItems_51738620-92c9-4df5-b715-5c5327f557f0" xlink:to="loc_us-gaap_PropertyPlantAndEquipmentNet_9ee65f3e-37f5-49e5-9233-03a4c9159497" xlink:type="arc" order="2"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ScheduleOfPropertyPlantAndEquipmentTable_d0a9cbf6-9b09-4ccc-b4c8-97ea8190ee9e" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_ScheduleOfPropertyPlantAndEquipmentTable"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/all" xlink:from="loc_us-gaap_PropertyPlantAndEquipmentLineItems_51738620-92c9-4df5-b715-5c5327f557f0" xlink:to="loc_us-gaap_ScheduleOfPropertyPlantAndEquipmentTable_d0a9cbf6-9b09-4ccc-b4c8-97ea8190ee9e" xlink:type="arc" order="1" xbrldt:closed="true" xbrldt:contextElement="segment"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_PropertyPlantAndEquipmentByTypeAxis_fbe5527c-c067-41b1-8832-b42952faa88f" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_PropertyPlantAndEquipmentByTypeAxis"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_us-gaap_ScheduleOfPropertyPlantAndEquipmentTable_d0a9cbf6-9b09-4ccc-b4c8-97ea8190ee9e" xlink:to="loc_us-gaap_PropertyPlantAndEquipmentByTypeAxis_fbe5527c-c067-41b1-8832-b42952faa88f" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_PropertyPlantAndEquipmentTypeDomain_fbe5527c-c067-41b1-8832-b42952faa88f_default" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_PropertyPlantAndEquipmentTypeDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="loc_us-gaap_PropertyPlantAndEquipmentByTypeAxis_fbe5527c-c067-41b1-8832-b42952faa88f" xlink:to="loc_us-gaap_PropertyPlantAndEquipmentTypeDomain_fbe5527c-c067-41b1-8832-b42952faa88f_default" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_PropertyPlantAndEquipmentTypeDomain_2758480b-5cdb-4bd8-a98e-a05fa5b08578" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_PropertyPlantAndEquipmentTypeDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_us-gaap_PropertyPlantAndEquipmentByTypeAxis_fbe5527c-c067-41b1-8832-b42952faa88f" xlink:to="loc_us-gaap_PropertyPlantAndEquipmentTypeDomain_2758480b-5cdb-4bd8-a98e-a05fa5b08578" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_ottr_ElectricPlantInServiceMember_01d802be-64d7-4f03-9429-3dd30623cf80" xlink:href="ottr-20210331.xsd#ottr_ElectricPlantInServiceMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_PropertyPlantAndEquipmentTypeDomain_2758480b-5cdb-4bd8-a98e-a05fa5b08578" xlink:to="loc_ottr_ElectricPlantInServiceMember_01d802be-64d7-4f03-9429-3dd30623cf80" xlink:type="arc" order="0"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ConstructionInProgressMember_94702c9d-65bf-4402-a706-d7d9d39ae10c" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_ConstructionInProgressMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_PropertyPlantAndEquipmentTypeDomain_2758480b-5cdb-4bd8-a98e-a05fa5b08578" xlink:to="loc_us-gaap_ConstructionInProgressMember_94702c9d-65bf-4402-a706-d7d9d39ae10c" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_ottr_NonelectricOperationsPlantMember_424bc79d-532d-462c-bcf2-d347ee2798be" xlink:href="ottr-20210331.xsd#ottr_NonelectricOperationsPlantMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_PropertyPlantAndEquipmentTypeDomain_2758480b-5cdb-4bd8-a98e-a05fa5b08578" xlink:to="loc_ottr_NonelectricOperationsPlantMember_424bc79d-532d-462c-bcf2-d347ee2798be" xlink:type="arc" order="2"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_PublicUtilityAxis_43e4a311-b9fe-4761-92a0-a173a68d65dd" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_PublicUtilityAxis"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_us-gaap_ScheduleOfPropertyPlantAndEquipmentTable_d0a9cbf6-9b09-4ccc-b4c8-97ea8190ee9e" xlink:to="loc_us-gaap_PublicUtilityAxis_43e4a311-b9fe-4761-92a0-a173a68d65dd" xlink:type="arc" order="2"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_UtilityPlantDomain_43e4a311-b9fe-4761-92a0-a173a68d65dd_default" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_UtilityPlantDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="loc_us-gaap_PublicUtilityAxis_43e4a311-b9fe-4761-92a0-a173a68d65dd" xlink:to="loc_us-gaap_UtilityPlantDomain_43e4a311-b9fe-4761-92a0-a173a68d65dd_default" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_UtilityPlantDomain_4bd2c206-75ee-4e7b-a856-9e4708ea610a" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_UtilityPlantDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_us-gaap_PublicUtilityAxis_43e4a311-b9fe-4761-92a0-a173a68d65dd" xlink:to="loc_us-gaap_UtilityPlantDomain_4bd2c206-75ee-4e7b-a856-9e4708ea610a" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_ottr_ElectricPlantMember_0a0c4de8-57ab-4496-a7f7-a85fb2ed9e0c" xlink:href="ottr-20210331.xsd#ottr_ElectricPlantMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_UtilityPlantDomain_4bd2c206-75ee-4e7b-a856-9e4708ea610a" xlink:to="loc_ottr_ElectricPlantMember_0a0c4de8-57ab-4496-a7f7-a85fb2ed9e0c" xlink:type="arc" order="0"/>
    <link:loc xlink:type="locator" xlink:label="loc_ottr_NonelectricPlantMember_0d93e210-5207-447e-871f-faed90ae9213" xlink:href="ottr-20210331.xsd#ottr_NonelectricPlantMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_UtilityPlantDomain_4bd2c206-75ee-4e7b-a856-9e4708ea610a" xlink:to="loc_ottr_NonelectricPlantMember_0d93e210-5207-447e-871f-faed90ae9213" xlink:type="arc" order="1"/>
  </link:definitionLink>
  <link:roleRef roleURI="http://www.otpco.com/role/RegulatoryMatters" xlink:type="simple" xlink:href="ottr-20210331.xsd#RegulatoryMatters"/>
  <link:definitionLink xlink:role="http://www.otpco.com/role/RegulatoryMatters" xlink:type="extended" id="ibd4f37456f164497b85a02120bdc3a60_RegulatoryMatters"/>
  <link:roleRef roleURI="http://www.otpco.com/role/RegulatoryMattersTables" xlink:type="simple" xlink:href="ottr-20210331.xsd#RegulatoryMattersTables"/>
  <link:definitionLink xlink:role="http://www.otpco.com/role/RegulatoryMattersTables" xlink:type="extended" id="ie8bb9690831b4e348b39e7015692f471_RegulatoryMattersTables"/>
  <link:roleRef roleURI="http://www.otpco.com/role/RegulatoryMattersRegulatoryAssetsandLiabilitiesDetails" xlink:type="simple" xlink:href="ottr-20210331.xsd#RegulatoryMattersRegulatoryAssetsandLiabilitiesDetails"/>
  <link:definitionLink xlink:role="http://www.otpco.com/role/RegulatoryMattersRegulatoryAssetsandLiabilitiesDetails" xlink:type="extended" id="i9279bcdcf1654c8d8f756d4c1c881f41_RegulatoryMattersRegulatoryAssetsandLiabilitiesDetails">
    <link:loc xlink:type="locator" xlink:label="loc_ottr_ScheduleOfRegulatoryAssetsAndLiabilitiesLineItems_c4853dee-1c2a-44c2-b1d5-0df8b355f6a5" xlink:href="ottr-20210331.xsd#ottr_ScheduleOfRegulatoryAssetsAndLiabilitiesLineItems"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_RegulatoryAssetsCurrent_e66f7d6f-4fbb-450e-b612-502d7edaf1d8" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_RegulatoryAssetsCurrent"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_ottr_ScheduleOfRegulatoryAssetsAndLiabilitiesLineItems_c4853dee-1c2a-44c2-b1d5-0df8b355f6a5" xlink:to="loc_us-gaap_RegulatoryAssetsCurrent_e66f7d6f-4fbb-450e-b612-502d7edaf1d8" xlink:type="arc" order="0"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_RegulatoryAssetsNoncurrent_da51a681-b8d7-4597-aa46-d683f101fe05" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_RegulatoryAssetsNoncurrent"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_ottr_ScheduleOfRegulatoryAssetsAndLiabilitiesLineItems_c4853dee-1c2a-44c2-b1d5-0df8b355f6a5" xlink:to="loc_us-gaap_RegulatoryAssetsNoncurrent_da51a681-b8d7-4597-aa46-d683f101fe05" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_RegulatoryAssetAmortizationPeriod_f96d9e17-2118-4426-8f79-97364da667c4" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_RegulatoryAssetAmortizationPeriod"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_ottr_ScheduleOfRegulatoryAssetsAndLiabilitiesLineItems_c4853dee-1c2a-44c2-b1d5-0df8b355f6a5" xlink:to="loc_us-gaap_RegulatoryAssetAmortizationPeriod_f96d9e17-2118-4426-8f79-97364da667c4" xlink:type="arc" order="2"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_RegulatoryLiabilityCurrent_875479da-e53e-453b-9c35-b07ec14cb45e" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_RegulatoryLiabilityCurrent"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_ottr_ScheduleOfRegulatoryAssetsAndLiabilitiesLineItems_c4853dee-1c2a-44c2-b1d5-0df8b355f6a5" xlink:to="loc_us-gaap_RegulatoryLiabilityCurrent_875479da-e53e-453b-9c35-b07ec14cb45e" xlink:type="arc" order="3"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_RegulatoryLiabilityNoncurrent_abb22413-2e08-41d0-98a8-b1135d008fdf" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_RegulatoryLiabilityNoncurrent"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_ottr_ScheduleOfRegulatoryAssetsAndLiabilitiesLineItems_c4853dee-1c2a-44c2-b1d5-0df8b355f6a5" xlink:to="loc_us-gaap_RegulatoryLiabilityNoncurrent_abb22413-2e08-41d0-98a8-b1135d008fdf" xlink:type="arc" order="4"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_RegulatoryLiabilityAmortizationPeriod_fd513ae2-3f48-4292-a362-e44afe15414d" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_RegulatoryLiabilityAmortizationPeriod"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_ottr_ScheduleOfRegulatoryAssetsAndLiabilitiesLineItems_c4853dee-1c2a-44c2-b1d5-0df8b355f6a5" xlink:to="loc_us-gaap_RegulatoryLiabilityAmortizationPeriod_fd513ae2-3f48-4292-a362-e44afe15414d" xlink:type="arc" order="5"/>
    <link:loc xlink:type="locator" xlink:label="loc_ottr_ScheduleOfRegulatoryAssetsAndLiabilitiesTable_1f522653-46b6-4e9d-b3d3-fac45715ee7e" xlink:href="ottr-20210331.xsd#ottr_ScheduleOfRegulatoryAssetsAndLiabilitiesTable"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/all" xlink:from="loc_ottr_ScheduleOfRegulatoryAssetsAndLiabilitiesLineItems_c4853dee-1c2a-44c2-b1d5-0df8b355f6a5" xlink:to="loc_ottr_ScheduleOfRegulatoryAssetsAndLiabilitiesTable_1f522653-46b6-4e9d-b3d3-fac45715ee7e" xlink:type="arc" order="1" xbrldt:closed="true" xbrldt:contextElement="segment"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_RegulatoryAssetAxis_1ad946c0-54fd-4842-adef-7129dcccee87" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_RegulatoryAssetAxis"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_ottr_ScheduleOfRegulatoryAssetsAndLiabilitiesTable_1f522653-46b6-4e9d-b3d3-fac45715ee7e" xlink:to="loc_us-gaap_RegulatoryAssetAxis_1ad946c0-54fd-4842-adef-7129dcccee87" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_RegulatoryAssetDomain_1ad946c0-54fd-4842-adef-7129dcccee87_default" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_RegulatoryAssetDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="loc_us-gaap_RegulatoryAssetAxis_1ad946c0-54fd-4842-adef-7129dcccee87" xlink:to="loc_us-gaap_RegulatoryAssetDomain_1ad946c0-54fd-4842-adef-7129dcccee87_default" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_RegulatoryAssetDomain_69d3da1a-97e5-456f-b374-807d9fc5af93" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_RegulatoryAssetDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_us-gaap_RegulatoryAssetAxis_1ad946c0-54fd-4842-adef-7129dcccee87" xlink:to="loc_us-gaap_RegulatoryAssetDomain_69d3da1a-97e5-456f-b374-807d9fc5af93" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_ottr_PensionAndOtherPostretirementBenefitPlansMember_ff9b723d-f799-4220-88a7-8905fa07ab3f" xlink:href="ottr-20210331.xsd#ottr_PensionAndOtherPostretirementBenefitPlansMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_RegulatoryAssetDomain_69d3da1a-97e5-456f-b374-807d9fc5af93" xlink:to="loc_ottr_PensionAndOtherPostretirementBenefitPlansMember_ff9b723d-f799-4220-88a7-8905fa07ab3f" xlink:type="arc" order="0"/>
    <link:loc xlink:type="locator" xlink:label="loc_ottr_AlternativeRevenueProgramRidersMember_8f343e80-3591-4bd4-a823-3113f74c9f3d" xlink:href="ottr-20210331.xsd#ottr_AlternativeRevenueProgramRidersMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_RegulatoryAssetDomain_69d3da1a-97e5-456f-b374-807d9fc5af93" xlink:to="loc_ottr_AlternativeRevenueProgramRidersMember_8f343e80-3591-4bd4-a823-3113f74c9f3d" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_ottr_AssetRetirementObligationsMember_7a79aa09-f8ba-4f80-80e3-bbd407c6c11b" xlink:href="ottr-20210331.xsd#ottr_AssetRetirementObligationsMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_RegulatoryAssetDomain_69d3da1a-97e5-456f-b374-807d9fc5af93" xlink:to="loc_ottr_AssetRetirementObligationsMember_7a79aa09-f8ba-4f80-80e3-bbd407c6c11b" xlink:type="arc" order="2"/>
    <link:loc xlink:type="locator" xlink:label="loc_ottr_ISOCostRecoveryTrackersMember_13934837-7d17-490e-8d65-b98df426bf01" xlink:href="ottr-20210331.xsd#ottr_ISOCostRecoveryTrackersMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_RegulatoryAssetDomain_69d3da1a-97e5-456f-b374-807d9fc5af93" xlink:to="loc_ottr_ISOCostRecoveryTrackersMember_13934837-7d17-490e-8d65-b98df426bf01" xlink:type="arc" order="3"/>
    <link:loc xlink:type="locator" xlink:label="loc_ottr_UnrecoveredProjectCostsMember_075547a4-b734-4378-aa8c-567f0934d621" xlink:href="ottr-20210331.xsd#ottr_UnrecoveredProjectCostsMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_RegulatoryAssetDomain_69d3da1a-97e5-456f-b374-807d9fc5af93" xlink:to="loc_ottr_UnrecoveredProjectCostsMember_075547a4-b734-4378-aa8c-567f0934d621" xlink:type="arc" order="4"/>
    <link:loc xlink:type="locator" xlink:label="loc_ottr_DeferredRateCaseExpensesMember_b7da038a-105e-47a8-bd74-2135573fa2c2" xlink:href="ottr-20210331.xsd#ottr_DeferredRateCaseExpensesMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_RegulatoryAssetDomain_69d3da1a-97e5-456f-b374-807d9fc5af93" xlink:to="loc_ottr_DeferredRateCaseExpensesMember_b7da038a-105e-47a8-bd74-2135573fa2c2" xlink:type="arc" order="5"/>
    <link:loc xlink:type="locator" xlink:label="loc_ottr_DebtReacquisitionPremiumsMember_04167944-95c6-4f40-8382-40630959e041" xlink:href="ottr-20210331.xsd#ottr_DebtReacquisitionPremiumsMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_RegulatoryAssetDomain_69d3da1a-97e5-456f-b374-807d9fc5af93" xlink:to="loc_ottr_DebtReacquisitionPremiumsMember_04167944-95c6-4f40-8382-40630959e041" xlink:type="arc" order="6"/>
    <link:loc xlink:type="locator" xlink:label="loc_ottr_OtherRegulatoryAssetsMember_d05e9c1e-0321-48f1-bc8c-7c53f04d81ab" xlink:href="ottr-20210331.xsd#ottr_OtherRegulatoryAssetsMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_RegulatoryAssetDomain_69d3da1a-97e5-456f-b374-807d9fc5af93" xlink:to="loc_ottr_OtherRegulatoryAssetsMember_d05e9c1e-0321-48f1-bc8c-7c53f04d81ab" xlink:type="arc" order="7"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_RegulatoryLiabilityAxis_c7ec03f8-ad8c-47db-b7c9-e4c392ebf506" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_RegulatoryLiabilityAxis"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_ottr_ScheduleOfRegulatoryAssetsAndLiabilitiesTable_1f522653-46b6-4e9d-b3d3-fac45715ee7e" xlink:to="loc_us-gaap_RegulatoryLiabilityAxis_c7ec03f8-ad8c-47db-b7c9-e4c392ebf506" xlink:type="arc" order="2"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_RegulatoryLiabilityDomain_c7ec03f8-ad8c-47db-b7c9-e4c392ebf506_default" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_RegulatoryLiabilityDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="loc_us-gaap_RegulatoryLiabilityAxis_c7ec03f8-ad8c-47db-b7c9-e4c392ebf506" xlink:to="loc_us-gaap_RegulatoryLiabilityDomain_c7ec03f8-ad8c-47db-b7c9-e4c392ebf506_default" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_RegulatoryLiabilityDomain_a518ae74-6e88-4946-b592-9f5cba531d4c" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_RegulatoryLiabilityDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_us-gaap_RegulatoryLiabilityAxis_c7ec03f8-ad8c-47db-b7c9-e4c392ebf506" xlink:to="loc_us-gaap_RegulatoryLiabilityDomain_a518ae74-6e88-4946-b592-9f5cba531d4c" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_ottr_DeferredIncomeTaxesMember_ba35024a-4dbb-48a3-8e6b-e89b6eb20db1" xlink:href="ottr-20210331.xsd#ottr_DeferredIncomeTaxesMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_RegulatoryLiabilityDomain_a518ae74-6e88-4946-b592-9f5cba531d4c" xlink:to="loc_ottr_DeferredIncomeTaxesMember_ba35024a-4dbb-48a3-8e6b-e89b6eb20db1" xlink:type="arc" order="0"/>
    <link:loc xlink:type="locator" xlink:label="loc_ottr_PlantRemovalObligationsMember_24b80e7b-5508-401e-a0f6-28291c79d25c" xlink:href="ottr-20210331.xsd#ottr_PlantRemovalObligationsMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_RegulatoryLiabilityDomain_a518ae74-6e88-4946-b592-9f5cba531d4c" xlink:to="loc_ottr_PlantRemovalObligationsMember_24b80e7b-5508-401e-a0f6-28291c79d25c" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_ottr_FuelClauseAdjustmentMember_ed379029-dd99-45d4-90b3-f6883e1428e2" xlink:href="ottr-20210331.xsd#ottr_FuelClauseAdjustmentMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_RegulatoryLiabilityDomain_a518ae74-6e88-4946-b592-9f5cba531d4c" xlink:to="loc_ottr_FuelClauseAdjustmentMember_ed379029-dd99-45d4-90b3-f6883e1428e2" xlink:type="arc" order="2"/>
    <link:loc xlink:type="locator" xlink:label="loc_ottr_AlternativeRevenueProgramRidersMember_0fb44344-7191-4693-b3a1-77886d5c1cb3" xlink:href="ottr-20210331.xsd#ottr_AlternativeRevenueProgramRidersMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_RegulatoryLiabilityDomain_a518ae74-6e88-4946-b592-9f5cba531d4c" xlink:to="loc_ottr_AlternativeRevenueProgramRidersMember_0fb44344-7191-4693-b3a1-77886d5c1cb3" xlink:type="arc" order="3"/>
    <link:loc xlink:type="locator" xlink:label="loc_ottr_PensionAndOtherPostretirementBenefitPlansMember_81e1d837-6d5c-4ab0-b62c-f698c1359c2b" xlink:href="ottr-20210331.xsd#ottr_PensionAndOtherPostretirementBenefitPlansMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_RegulatoryLiabilityDomain_a518ae74-6e88-4946-b592-9f5cba531d4c" xlink:to="loc_ottr_PensionAndOtherPostretirementBenefitPlansMember_81e1d837-6d5c-4ab0-b62c-f698c1359c2b" xlink:type="arc" order="4"/>
    <link:loc xlink:type="locator" xlink:label="loc_ottr_DeferredRateCaseExpensesMember_59b8d163-fbfd-419a-b557-1e711dbd7cc1" xlink:href="ottr-20210331.xsd#ottr_DeferredRateCaseExpensesMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_RegulatoryLiabilityDomain_a518ae74-6e88-4946-b592-9f5cba531d4c" xlink:to="loc_ottr_DeferredRateCaseExpensesMember_59b8d163-fbfd-419a-b557-1e711dbd7cc1" xlink:type="arc" order="5"/>
    <link:loc xlink:type="locator" xlink:label="loc_ottr_ISOCostRecoveryTrackersMember_5afefad2-529a-4849-95ba-bcd898950c77" xlink:href="ottr-20210331.xsd#ottr_ISOCostRecoveryTrackersMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_RegulatoryLiabilityDomain_a518ae74-6e88-4946-b592-9f5cba531d4c" xlink:to="loc_ottr_ISOCostRecoveryTrackersMember_5afefad2-529a-4849-95ba-bcd898950c77" xlink:type="arc" order="6"/>
    <link:loc xlink:type="locator" xlink:label="loc_ottr_OtherRegulatoryLiabilitiesMember_1b415082-8bf3-448d-a2bf-f295e282e832" xlink:href="ottr-20210331.xsd#ottr_OtherRegulatoryLiabilitiesMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_RegulatoryLiabilityDomain_a518ae74-6e88-4946-b592-9f5cba531d4c" xlink:to="loc_ottr_OtherRegulatoryLiabilitiesMember_1b415082-8bf3-448d-a2bf-f295e282e832" xlink:type="arc" order="7"/>
  </link:definitionLink>
  <link:roleRef roleURI="http://www.otpco.com/role/ShortTermandLongTermBorrowings" xlink:type="simple" xlink:href="ottr-20210331.xsd#ShortTermandLongTermBorrowings"/>
  <link:definitionLink xlink:role="http://www.otpco.com/role/ShortTermandLongTermBorrowings" xlink:type="extended" id="i5aa4474501a84efe8658f12d2a7e0fd1_ShortTermandLongTermBorrowings"/>
  <link:roleRef roleURI="http://www.otpco.com/role/ShortTermandLongTermBorrowingsTables" xlink:type="simple" xlink:href="ottr-20210331.xsd#ShortTermandLongTermBorrowingsTables"/>
  <link:definitionLink xlink:role="http://www.otpco.com/role/ShortTermandLongTermBorrowingsTables" xlink:type="extended" id="i7421699752404491b5db02f2e1e13148_ShortTermandLongTermBorrowingsTables"/>
  <link:roleRef roleURI="http://www.otpco.com/role/ShortTermandLongTermBorrowingsLinesofCreditDetails" xlink:type="simple" xlink:href="ottr-20210331.xsd#ShortTermandLongTermBorrowingsLinesofCreditDetails"/>
  <link:definitionLink xlink:role="http://www.otpco.com/role/ShortTermandLongTermBorrowingsLinesofCreditDetails" xlink:type="extended" id="ib5ba4810ff9a45689336e71e53d7dd03_ShortTermandLongTermBorrowingsLinesofCreditDetails">
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_LineOfCreditFacilityLineItems_489c1616-226b-4f36-a13c-1ba6b262cda5" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_LineOfCreditFacilityLineItems"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_LineOfCreditFacilityMaximumBorrowingCapacity_c409871a-02a4-4e19-9ed8-613b393d04d4" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_LineOfCreditFacilityMaximumBorrowingCapacity"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_LineOfCreditFacilityLineItems_489c1616-226b-4f36-a13c-1ba6b262cda5" xlink:to="loc_us-gaap_LineOfCreditFacilityMaximumBorrowingCapacity_c409871a-02a4-4e19-9ed8-613b393d04d4" xlink:type="arc" order="0"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ShortTermBorrowings_d61dcfc0-1cdd-4ec6-8a83-5f55a212ad3e" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_ShortTermBorrowings"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_LineOfCreditFacilityLineItems_489c1616-226b-4f36-a13c-1ba6b262cda5" xlink:to="loc_us-gaap_ShortTermBorrowings_d61dcfc0-1cdd-4ec6-8a83-5f55a212ad3e" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_LettersOfCreditOutstandingAmount_819a6cdd-76d8-4fe7-b5a3-b96047893f8c" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_LettersOfCreditOutstandingAmount"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_LineOfCreditFacilityLineItems_489c1616-226b-4f36-a13c-1ba6b262cda5" xlink:to="loc_us-gaap_LettersOfCreditOutstandingAmount_819a6cdd-76d8-4fe7-b5a3-b96047893f8c" xlink:type="arc" order="2"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_LineOfCreditFacilityRemainingBorrowingCapacity_5d27e9ea-6ea3-40e5-b52a-c28b6aea9eb5" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_LineOfCreditFacilityRemainingBorrowingCapacity"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_LineOfCreditFacilityLineItems_489c1616-226b-4f36-a13c-1ba6b262cda5" xlink:to="loc_us-gaap_LineOfCreditFacilityRemainingBorrowingCapacity_5d27e9ea-6ea3-40e5-b52a-c28b6aea9eb5" xlink:type="arc" order="3"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_LineOfCreditFacilityTable_f803941a-c122-4835-b978-709bf3b1ea0b" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_LineOfCreditFacilityTable"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/all" xlink:from="loc_us-gaap_LineOfCreditFacilityLineItems_489c1616-226b-4f36-a13c-1ba6b262cda5" xlink:to="loc_us-gaap_LineOfCreditFacilityTable_f803941a-c122-4835-b978-709bf3b1ea0b" xlink:type="arc" order="1" xbrldt:closed="true" xbrldt:contextElement="segment"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DebtInstrumentAxis_07e24c82-879e-4ca7-a729-0734ce241ce7" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_DebtInstrumentAxis"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_us-gaap_LineOfCreditFacilityTable_f803941a-c122-4835-b978-709bf3b1ea0b" xlink:to="loc_us-gaap_DebtInstrumentAxis_07e24c82-879e-4ca7-a729-0734ce241ce7" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DebtInstrumentNameDomain_07e24c82-879e-4ca7-a729-0734ce241ce7_default" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_DebtInstrumentNameDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="loc_us-gaap_DebtInstrumentAxis_07e24c82-879e-4ca7-a729-0734ce241ce7" xlink:to="loc_us-gaap_DebtInstrumentNameDomain_07e24c82-879e-4ca7-a729-0734ce241ce7_default" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DebtInstrumentNameDomain_21687459-6dfb-4345-a1a1-d78a7dd429b7" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_DebtInstrumentNameDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_us-gaap_DebtInstrumentAxis_07e24c82-879e-4ca7-a729-0734ce241ce7" xlink:to="loc_us-gaap_DebtInstrumentNameDomain_21687459-6dfb-4345-a1a1-d78a7dd429b7" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_ottr_OtterTailCorporationCreditAgreementMember_d2024338-df08-4581-8f0d-d0a7b7aff0d1" xlink:href="ottr-20210331.xsd#ottr_OtterTailCorporationCreditAgreementMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_DebtInstrumentNameDomain_21687459-6dfb-4345-a1a1-d78a7dd429b7" xlink:to="loc_ottr_OtterTailCorporationCreditAgreementMember_d2024338-df08-4581-8f0d-d0a7b7aff0d1" xlink:type="arc" order="0"/>
    <link:loc xlink:type="locator" xlink:label="loc_ottr_OTPCreditAgreementMember_408fb770-d78b-442c-9beb-b354d995c83a" xlink:href="ottr-20210331.xsd#ottr_OTPCreditAgreementMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_DebtInstrumentNameDomain_21687459-6dfb-4345-a1a1-d78a7dd429b7" xlink:to="loc_ottr_OTPCreditAgreementMember_408fb770-d78b-442c-9beb-b354d995c83a" xlink:type="arc" order="1"/>
  </link:definitionLink>
  <link:roleRef roleURI="http://www.otpco.com/role/ShortTermandLongTermBorrowingsBreakdownofOutstandingLongtermDebtDetails" xlink:type="simple" xlink:href="ottr-20210331.xsd#ShortTermandLongTermBorrowingsBreakdownofOutstandingLongtermDebtDetails"/>
  <link:definitionLink xlink:role="http://www.otpco.com/role/ShortTermandLongTermBorrowingsBreakdownofOutstandingLongtermDebtDetails" xlink:type="extended" id="i81085e95697b43ddb09a287dd03827b4_ShortTermandLongTermBorrowingsBreakdownofOutstandingLongtermDebtDetails">
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DebtInstrumentLineItems_67cfab23-f9e6-4177-bb03-5e43ef00e049" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_DebtInstrumentLineItems"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DebtInstrumentInterestRateStatedPercentage_6c415265-3707-4cc3-a8ea-aba1eb37d7d4" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_DebtInstrumentInterestRateStatedPercentage"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_DebtInstrumentLineItems_67cfab23-f9e6-4177-bb03-5e43ef00e049" xlink:to="loc_us-gaap_DebtInstrumentInterestRateStatedPercentage_6c415265-3707-4cc3-a8ea-aba1eb37d7d4" xlink:type="arc" order="0"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_LongTermDebt_99131849-5a8d-498e-9627-6b3a91bcab38" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_LongTermDebt"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_DebtInstrumentLineItems_67cfab23-f9e6-4177-bb03-5e43ef00e049" xlink:to="loc_us-gaap_LongTermDebt_99131849-5a8d-498e-9627-6b3a91bcab38" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_LongTermDebtCurrent_51a23912-041c-4a2e-8bb6-dfa8dda27815" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_LongTermDebtCurrent"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_DebtInstrumentLineItems_67cfab23-f9e6-4177-bb03-5e43ef00e049" xlink:to="loc_us-gaap_LongTermDebtCurrent_51a23912-041c-4a2e-8bb6-dfa8dda27815" xlink:type="arc" order="2"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DebtInstrumentUnamortizedDiscount_d975d015-662d-4b8d-ac31-bd4b05250804" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_DebtInstrumentUnamortizedDiscount"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_DebtInstrumentLineItems_67cfab23-f9e6-4177-bb03-5e43ef00e049" xlink:to="loc_us-gaap_DebtInstrumentUnamortizedDiscount_d975d015-662d-4b8d-ac31-bd4b05250804" xlink:type="arc" order="3"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_LongTermDebtNoncurrent_c0b69fb1-c463-4770-99af-394c29b7f6ff" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_LongTermDebtNoncurrent"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_DebtInstrumentLineItems_67cfab23-f9e6-4177-bb03-5e43ef00e049" xlink:to="loc_us-gaap_LongTermDebtNoncurrent_c0b69fb1-c463-4770-99af-394c29b7f6ff" xlink:type="arc" order="4"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DebtInstrumentTable_0e7eabb1-e314-495c-ab06-64e0b3968661" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_DebtInstrumentTable"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/all" xlink:from="loc_us-gaap_DebtInstrumentLineItems_67cfab23-f9e6-4177-bb03-5e43ef00e049" xlink:to="loc_us-gaap_DebtInstrumentTable_0e7eabb1-e314-495c-ab06-64e0b3968661" xlink:type="arc" order="1" xbrldt:closed="true" xbrldt:contextElement="segment"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DebtInstrumentAxis_81a2c206-3ec9-4984-8663-66342ae535de" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_DebtInstrumentAxis"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_us-gaap_DebtInstrumentTable_0e7eabb1-e314-495c-ab06-64e0b3968661" xlink:to="loc_us-gaap_DebtInstrumentAxis_81a2c206-3ec9-4984-8663-66342ae535de" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DebtInstrumentNameDomain_81a2c206-3ec9-4984-8663-66342ae535de_default" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_DebtInstrumentNameDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="loc_us-gaap_DebtInstrumentAxis_81a2c206-3ec9-4984-8663-66342ae535de" xlink:to="loc_us-gaap_DebtInstrumentNameDomain_81a2c206-3ec9-4984-8663-66342ae535de_default" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DebtInstrumentNameDomain_25191ccf-7591-472c-a767-dd2e9ac3f461" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_DebtInstrumentNameDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_us-gaap_DebtInstrumentAxis_81a2c206-3ec9-4984-8663-66342ae535de" xlink:to="loc_us-gaap_DebtInstrumentNameDomain_25191ccf-7591-472c-a767-dd2e9ac3f461" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_ottr_The355GuaranteedSeniorNotesDueDecember152026Member_c5ab6350-441d-4992-8825-76edfc43a8fa" xlink:href="ottr-20210331.xsd#ottr_The355GuaranteedSeniorNotesDueDecember152026Member"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_DebtInstrumentNameDomain_25191ccf-7591-472c-a767-dd2e9ac3f461" xlink:to="loc_ottr_The355GuaranteedSeniorNotesDueDecember152026Member_c5ab6350-441d-4992-8825-76edfc43a8fa" xlink:type="arc" order="0"/>
    <link:loc xlink:type="locator" xlink:label="loc_ottr_SeniorUnsecuredNotes463SeriesADueDecember12021Member_cd802dcc-4210-4f27-aab2-9e566bfd138f" xlink:href="ottr-20210331.xsd#ottr_SeniorUnsecuredNotes463SeriesADueDecember12021Member"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_DebtInstrumentNameDomain_25191ccf-7591-472c-a767-dd2e9ac3f461" xlink:to="loc_ottr_SeniorUnsecuredNotes463SeriesADueDecember12021Member_cd802dcc-4210-4f27-aab2-9e566bfd138f" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_ottr_SeniorUnsecuredNotes615SeriesBDueAugust202022Member_860544e9-79ec-46f7-9f2d-5783f11badfa" xlink:href="ottr-20210331.xsd#ottr_SeniorUnsecuredNotes615SeriesBDueAugust202022Member"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_DebtInstrumentNameDomain_25191ccf-7591-472c-a767-dd2e9ac3f461" xlink:to="loc_ottr_SeniorUnsecuredNotes615SeriesBDueAugust202022Member_860544e9-79ec-46f7-9f2d-5783f11badfa" xlink:type="arc" order="2"/>
    <link:loc xlink:type="locator" xlink:label="loc_ottr_SeniorUnsecuredNotes637SeriesCDueAugust202027Member_f81a2f93-a6cd-4104-abe1-6260f9f0dd4e" xlink:href="ottr-20210331.xsd#ottr_SeniorUnsecuredNotes637SeriesCDueAugust202027Member"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_DebtInstrumentNameDomain_25191ccf-7591-472c-a767-dd2e9ac3f461" xlink:to="loc_ottr_SeniorUnsecuredNotes637SeriesCDueAugust202027Member_f81a2f93-a6cd-4104-abe1-6260f9f0dd4e" xlink:type="arc" order="3"/>
    <link:loc xlink:type="locator" xlink:label="loc_ottr_SeniorUnsecuredNotes468SeriesADueFebruary272029Member_8596dcb1-5949-49b5-8bd1-d0f6b7fe864e" xlink:href="ottr-20210331.xsd#ottr_SeniorUnsecuredNotes468SeriesADueFebruary272029Member"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_DebtInstrumentNameDomain_25191ccf-7591-472c-a767-dd2e9ac3f461" xlink:to="loc_ottr_SeniorUnsecuredNotes468SeriesADueFebruary272029Member_8596dcb1-5949-49b5-8bd1-d0f6b7fe864e" xlink:type="arc" order="4"/>
    <link:loc xlink:type="locator" xlink:label="loc_ottr_SeniorUnsecuredNotes307SeriesADueOctober102029Member_db7be065-4a55-49e2-8331-3943a4299d0c" xlink:href="ottr-20210331.xsd#ottr_SeniorUnsecuredNotes307SeriesADueOctober102029Member"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_DebtInstrumentNameDomain_25191ccf-7591-472c-a767-dd2e9ac3f461" xlink:to="loc_ottr_SeniorUnsecuredNotes307SeriesADueOctober102029Member_db7be065-4a55-49e2-8331-3943a4299d0c" xlink:type="arc" order="5"/>
    <link:loc xlink:type="locator" xlink:label="loc_ottr_SeniorUnsecuredNotes307SeriesADueFebruary252030Member_2445bd9e-828b-4b6e-888c-7efb17e027be" xlink:href="ottr-20210331.xsd#ottr_SeniorUnsecuredNotes307SeriesADueFebruary252030Member"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_DebtInstrumentNameDomain_25191ccf-7591-472c-a767-dd2e9ac3f461" xlink:to="loc_ottr_SeniorUnsecuredNotes307SeriesADueFebruary252030Member_2445bd9e-828b-4b6e-888c-7efb17e027be" xlink:type="arc" order="6"/>
    <link:loc xlink:type="locator" xlink:label="loc_ottr_SeniorUnsecuredNotes322SeriesBDueAugust202030Member_c88559d3-1174-47e8-bb6e-e09e69a84f32" xlink:href="ottr-20210331.xsd#ottr_SeniorUnsecuredNotes322SeriesBDueAugust202030Member"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_DebtInstrumentNameDomain_25191ccf-7591-472c-a767-dd2e9ac3f461" xlink:to="loc_ottr_SeniorUnsecuredNotes322SeriesBDueAugust202030Member_c88559d3-1174-47e8-bb6e-e09e69a84f32" xlink:type="arc" order="7"/>
    <link:loc xlink:type="locator" xlink:label="loc_ottr_SeniorUnsecuredNotes647SeriesDDueAugust202037Member_d24de79e-0d32-4929-a9b7-f78d01e9f0ce" xlink:href="ottr-20210331.xsd#ottr_SeniorUnsecuredNotes647SeriesDDueAugust202037Member"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_DebtInstrumentNameDomain_25191ccf-7591-472c-a767-dd2e9ac3f461" xlink:to="loc_ottr_SeniorUnsecuredNotes647SeriesDDueAugust202037Member_d24de79e-0d32-4929-a9b7-f78d01e9f0ce" xlink:type="arc" order="8"/>
    <link:loc xlink:type="locator" xlink:label="loc_ottr_SeniorUnsecuredNotes352SeriesBDueOctober102039Member_04f121f3-ac89-46fd-be0f-ace84b2f126d" xlink:href="ottr-20210331.xsd#ottr_SeniorUnsecuredNotes352SeriesBDueOctober102039Member"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_DebtInstrumentNameDomain_25191ccf-7591-472c-a767-dd2e9ac3f461" xlink:to="loc_ottr_SeniorUnsecuredNotes352SeriesBDueOctober102039Member_04f121f3-ac89-46fd-be0f-ace84b2f126d" xlink:type="arc" order="9"/>
    <link:loc xlink:type="locator" xlink:label="loc_ottr_SeniorUnsecuredNotes362SeriesCDueFebruary252040Member_7be4991c-6c4a-4e6a-872d-84d0524e6fcf" xlink:href="ottr-20210331.xsd#ottr_SeniorUnsecuredNotes362SeriesCDueFebruary252040Member"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_DebtInstrumentNameDomain_25191ccf-7591-472c-a767-dd2e9ac3f461" xlink:to="loc_ottr_SeniorUnsecuredNotes362SeriesCDueFebruary252040Member_7be4991c-6c4a-4e6a-872d-84d0524e6fcf" xlink:type="arc" order="10"/>
    <link:loc xlink:type="locator" xlink:label="loc_ottr_SeniorUnsecuredNotes547SeriesBDueFebruary272044Member_afd717bd-09d5-45f9-a85f-16b873ecce0f" xlink:href="ottr-20210331.xsd#ottr_SeniorUnsecuredNotes547SeriesBDueFebruary272044Member"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_DebtInstrumentNameDomain_25191ccf-7591-472c-a767-dd2e9ac3f461" xlink:to="loc_ottr_SeniorUnsecuredNotes547SeriesBDueFebruary272044Member_afd717bd-09d5-45f9-a85f-16b873ecce0f" xlink:type="arc" order="11"/>
    <link:loc xlink:type="locator" xlink:label="loc_ottr_SeniorUnsecuredNotes407SeriesADueFebruary72048Member_f0127559-beff-464c-99cb-d7b19bf8a2e0" xlink:href="ottr-20210331.xsd#ottr_SeniorUnsecuredNotes407SeriesADueFebruary72048Member"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_DebtInstrumentNameDomain_25191ccf-7591-472c-a767-dd2e9ac3f461" xlink:to="loc_ottr_SeniorUnsecuredNotes407SeriesADueFebruary72048Member_f0127559-beff-464c-99cb-d7b19bf8a2e0" xlink:type="arc" order="12"/>
    <link:loc xlink:type="locator" xlink:label="loc_ottr_SeniorUnsecuredNotes382SeriesCDueOctober102049Member_446212e1-8521-4ab6-b197-b1257d8b0688" xlink:href="ottr-20210331.xsd#ottr_SeniorUnsecuredNotes382SeriesCDueOctober102049Member"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_DebtInstrumentNameDomain_25191ccf-7591-472c-a767-dd2e9ac3f461" xlink:to="loc_ottr_SeniorUnsecuredNotes382SeriesCDueOctober102049Member_446212e1-8521-4ab6-b197-b1257d8b0688" xlink:type="arc" order="13"/>
    <link:loc xlink:type="locator" xlink:label="loc_ottr_SeniorUnsecuredNotes392SeriesDDueFebruary252050Member_c2ef5b59-5a46-4e08-bc25-e05a88bd3772" xlink:href="ottr-20210331.xsd#ottr_SeniorUnsecuredNotes392SeriesDDueFebruary252050Member"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_DebtInstrumentNameDomain_25191ccf-7591-472c-a767-dd2e9ac3f461" xlink:to="loc_ottr_SeniorUnsecuredNotes392SeriesDDueFebruary252050Member_c2ef5b59-5a46-4e08-bc25-e05a88bd3772" xlink:type="arc" order="14"/>
    <link:loc xlink:type="locator" xlink:label="loc_ottr_PartnershipInAssistingCommunityExpansionPaceNote254DueMarch182021Member_7e686f5c-5f1d-49ee-8a3d-14e858962a22" xlink:href="ottr-20210331.xsd#ottr_PartnershipInAssistingCommunityExpansionPaceNote254DueMarch182021Member"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_DebtInstrumentNameDomain_25191ccf-7591-472c-a767-dd2e9ac3f461" xlink:to="loc_ottr_PartnershipInAssistingCommunityExpansionPaceNote254DueMarch182021Member_7e686f5c-5f1d-49ee-8a3d-14e858962a22" xlink:type="arc" order="15"/>
  </link:definitionLink>
  <link:roleRef roleURI="http://www.otpco.com/role/ShortTermandLongTermBorrowingsNarrativeDetails" xlink:type="simple" xlink:href="ottr-20210331.xsd#ShortTermandLongTermBorrowingsNarrativeDetails"/>
  <link:definitionLink xlink:role="http://www.otpco.com/role/ShortTermandLongTermBorrowingsNarrativeDetails" xlink:type="extended" id="i6f4e2c4e54944d33a28a90ed4624fbaf_ShortTermandLongTermBorrowingsNarrativeDetails">
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DebtInstrumentLineItems_6d1b0ffa-2f05-49b3-934b-7fc318af1cd9" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_DebtInstrumentLineItems"/>
    <link:loc xlink:type="locator" xlink:label="loc_ottr_DebtToTotalCapitalizationRatio_4383a2e2-aae2-46c5-a139-3ba69b650230" xlink:href="ottr-20210331.xsd#ottr_DebtToTotalCapitalizationRatio"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_DebtInstrumentLineItems_6d1b0ffa-2f05-49b3-934b-7fc318af1cd9" xlink:to="loc_ottr_DebtToTotalCapitalizationRatio_4383a2e2-aae2-46c5-a139-3ba69b650230" xlink:type="arc" order="0"/>
    <link:loc xlink:type="locator" xlink:label="loc_ottr_InterestAndDividendCoverageRatio_31352408-60bf-4aba-8430-ae3455262d7c" xlink:href="ottr-20210331.xsd#ottr_InterestAndDividendCoverageRatio"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_DebtInstrumentLineItems_6d1b0ffa-2f05-49b3-934b-7fc318af1cd9" xlink:to="loc_ottr_InterestAndDividendCoverageRatio_31352408-60bf-4aba-8430-ae3455262d7c" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DebtInstrumentTable_ea291b7e-40c1-4113-a9c0-af9e6e76ebc0" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_DebtInstrumentTable"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/all" xlink:from="loc_us-gaap_DebtInstrumentLineItems_6d1b0ffa-2f05-49b3-934b-7fc318af1cd9" xlink:to="loc_us-gaap_DebtInstrumentTable_ea291b7e-40c1-4113-a9c0-af9e6e76ebc0" xlink:type="arc" order="1" xbrldt:closed="true" xbrldt:contextElement="segment"/>
    <link:loc xlink:type="locator" xlink:label="loc_srt_RangeAxis_4e83db25-e299-40f3-9436-e689dd3316f3" xlink:href="http://xbrl.fasb.org/srt/2020/elts/srt-2020-01-31.xsd#srt_RangeAxis"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_us-gaap_DebtInstrumentTable_ea291b7e-40c1-4113-a9c0-af9e6e76ebc0" xlink:to="loc_srt_RangeAxis_4e83db25-e299-40f3-9436-e689dd3316f3" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_srt_RangeMember_4e83db25-e299-40f3-9436-e689dd3316f3_default" xlink:href="http://xbrl.fasb.org/srt/2020/elts/srt-2020-01-31.xsd#srt_RangeMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="loc_srt_RangeAxis_4e83db25-e299-40f3-9436-e689dd3316f3" xlink:to="loc_srt_RangeMember_4e83db25-e299-40f3-9436-e689dd3316f3_default" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_srt_RangeMember_28aa7f3a-93d0-4435-99f8-e5c13593411a" xlink:href="http://xbrl.fasb.org/srt/2020/elts/srt-2020-01-31.xsd#srt_RangeMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_srt_RangeAxis_4e83db25-e299-40f3-9436-e689dd3316f3" xlink:to="loc_srt_RangeMember_28aa7f3a-93d0-4435-99f8-e5c13593411a" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_srt_MaximumMember_133d2179-b417-4fb5-94bb-059034de56e7" xlink:href="http://xbrl.fasb.org/srt/2020/elts/srt-2020-01-31.xsd#srt_MaximumMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_srt_RangeMember_28aa7f3a-93d0-4435-99f8-e5c13593411a" xlink:to="loc_srt_MaximumMember_133d2179-b417-4fb5-94bb-059034de56e7" xlink:type="arc" order="0"/>
    <link:loc xlink:type="locator" xlink:label="loc_srt_MinimumMember_bd427adc-7ad8-46f6-b5b0-2aff5ecab8b6" xlink:href="http://xbrl.fasb.org/srt/2020/elts/srt-2020-01-31.xsd#srt_MinimumMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_srt_RangeMember_28aa7f3a-93d0-4435-99f8-e5c13593411a" xlink:to="loc_srt_MinimumMember_bd427adc-7ad8-46f6-b5b0-2aff5ecab8b6" xlink:type="arc" order="1"/>
  </link:definitionLink>
  <link:roleRef roleURI="http://www.otpco.com/role/PensionPlanandOtherPostretirementBenefits" xlink:type="simple" xlink:href="ottr-20210331.xsd#PensionPlanandOtherPostretirementBenefits"/>
  <link:definitionLink xlink:role="http://www.otpco.com/role/PensionPlanandOtherPostretirementBenefits" xlink:type="extended" id="iecb5dd66709741999fc3b5408fbc7d8b_PensionPlanandOtherPostretirementBenefits"/>
  <link:roleRef roleURI="http://www.otpco.com/role/PensionPlanandOtherPostretirementBenefitsTables" xlink:type="simple" xlink:href="ottr-20210331.xsd#PensionPlanandOtherPostretirementBenefitsTables"/>
  <link:definitionLink xlink:role="http://www.otpco.com/role/PensionPlanandOtherPostretirementBenefitsTables" xlink:type="extended" id="i987e8e2ffd454f3ab278a41f5fc272b6_PensionPlanandOtherPostretirementBenefitsTables"/>
  <link:roleRef roleURI="http://www.otpco.com/role/PensionPlanandOtherPostretirementBenefitsComponentsofNetPeriodicBenefitCostDetails" xlink:type="simple" xlink:href="ottr-20210331.xsd#PensionPlanandOtherPostretirementBenefitsComponentsofNetPeriodicBenefitCostDetails"/>
  <link:definitionLink xlink:role="http://www.otpco.com/role/PensionPlanandOtherPostretirementBenefitsComponentsofNetPeriodicBenefitCostDetails" xlink:type="extended" id="if87cabd5c5214c8f8ea5a5f74b9d0d5f_PensionPlanandOtherPostretirementBenefitsComponentsofNetPeriodicBenefitCostDetails">
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DefinedBenefitPlanDisclosureLineItems_64c9e16d-acd6-45a6-8414-db490ac7f7e7" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_DefinedBenefitPlanDisclosureLineItems"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DefinedBenefitPlanServiceCost_40c46030-b197-4e70-b4ca-2a2646653259" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_DefinedBenefitPlanServiceCost"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_DefinedBenefitPlanDisclosureLineItems_64c9e16d-acd6-45a6-8414-db490ac7f7e7" xlink:to="loc_us-gaap_DefinedBenefitPlanServiceCost_40c46030-b197-4e70-b4ca-2a2646653259" xlink:type="arc" order="0"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DefinedBenefitPlanInterestCost_6871cef2-89e2-48e3-a092-d9fc702df50d" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_DefinedBenefitPlanInterestCost"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_DefinedBenefitPlanDisclosureLineItems_64c9e16d-acd6-45a6-8414-db490ac7f7e7" xlink:to="loc_us-gaap_DefinedBenefitPlanInterestCost_6871cef2-89e2-48e3-a092-d9fc702df50d" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DefinedBenefitPlanExpectedReturnOnPlanAssets_b7eaddfc-0d19-40b1-8d7f-7a18467cbc01" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_DefinedBenefitPlanExpectedReturnOnPlanAssets"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_DefinedBenefitPlanDisclosureLineItems_64c9e16d-acd6-45a6-8414-db490ac7f7e7" xlink:to="loc_us-gaap_DefinedBenefitPlanExpectedReturnOnPlanAssets_b7eaddfc-0d19-40b1-8d7f-7a18467cbc01" xlink:type="arc" order="2"/>
    <link:loc xlink:type="locator" xlink:label="loc_ottr_DefinedBenefitPlanAmortizationOfPriorServiceCostCreditAbstract_935ddf40-5423-437c-884d-71878b80e573" xlink:href="ottr-20210331.xsd#ottr_DefinedBenefitPlanAmortizationOfPriorServiceCostCreditAbstract"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_DefinedBenefitPlanDisclosureLineItems_64c9e16d-acd6-45a6-8414-db490ac7f7e7" xlink:to="loc_ottr_DefinedBenefitPlanAmortizationOfPriorServiceCostCreditAbstract_935ddf40-5423-437c-884d-71878b80e573" xlink:type="arc" order="3"/>
    <link:loc xlink:type="locator" xlink:label="loc_ottr_DefinedBenefitPlanAmortizationOfPriorServiceCostFromRegulatoryAssetsCredit_a6213c9a-a6d7-4bff-9dd5-f2b32cd1efbb" xlink:href="ottr-20210331.xsd#ottr_DefinedBenefitPlanAmortizationOfPriorServiceCostFromRegulatoryAssetsCredit"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_ottr_DefinedBenefitPlanAmortizationOfPriorServiceCostCreditAbstract_935ddf40-5423-437c-884d-71878b80e573" xlink:to="loc_ottr_DefinedBenefitPlanAmortizationOfPriorServiceCostFromRegulatoryAssetsCredit_a6213c9a-a6d7-4bff-9dd5-f2b32cd1efbb" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_ottr_DefinedBenefitPlanAmortizationOfPriorServiceCostFromOtherComprehensiveIncomeCredit_19681e44-25bd-4c57-b5e1-0d9e1dcd7120" xlink:href="ottr-20210331.xsd#ottr_DefinedBenefitPlanAmortizationOfPriorServiceCostFromOtherComprehensiveIncomeCredit"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_ottr_DefinedBenefitPlanAmortizationOfPriorServiceCostCreditAbstract_935ddf40-5423-437c-884d-71878b80e573" xlink:to="loc_ottr_DefinedBenefitPlanAmortizationOfPriorServiceCostFromOtherComprehensiveIncomeCredit_19681e44-25bd-4c57-b5e1-0d9e1dcd7120" xlink:type="arc" order="2"/>
    <link:loc xlink:type="locator" xlink:label="loc_ottr_DefinedBenefitPlanAmortizationOfGainsLossesAbstract_dc019619-e3b2-49ac-9458-52a4090832fd" xlink:href="ottr-20210331.xsd#ottr_DefinedBenefitPlanAmortizationOfGainsLossesAbstract"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_DefinedBenefitPlanDisclosureLineItems_64c9e16d-acd6-45a6-8414-db490ac7f7e7" xlink:to="loc_ottr_DefinedBenefitPlanAmortizationOfGainsLossesAbstract_dc019619-e3b2-49ac-9458-52a4090832fd" xlink:type="arc" order="4"/>
    <link:loc xlink:type="locator" xlink:label="loc_ottr_DefinedBenefitPlanAmortizationOfGainsLossesFromRegulatoryAssets_15eadfde-81d0-422d-b660-ae8bb3c49051" xlink:href="ottr-20210331.xsd#ottr_DefinedBenefitPlanAmortizationOfGainsLossesFromRegulatoryAssets"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_ottr_DefinedBenefitPlanAmortizationOfGainsLossesAbstract_dc019619-e3b2-49ac-9458-52a4090832fd" xlink:to="loc_ottr_DefinedBenefitPlanAmortizationOfGainsLossesFromRegulatoryAssets_15eadfde-81d0-422d-b660-ae8bb3c49051" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_ottr_DefinedBenefitPlanAmortizationOfGainsLossesFromOtherComprehensiveIncome_0100c782-0bce-4748-be04-beeefff998f4" xlink:href="ottr-20210331.xsd#ottr_DefinedBenefitPlanAmortizationOfGainsLossesFromOtherComprehensiveIncome"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_ottr_DefinedBenefitPlanAmortizationOfGainsLossesAbstract_dc019619-e3b2-49ac-9458-52a4090832fd" xlink:to="loc_ottr_DefinedBenefitPlanAmortizationOfGainsLossesFromOtherComprehensiveIncome_0100c782-0bce-4748-be04-beeefff998f4" xlink:type="arc" order="2"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DefinedBenefitPlanNetPeriodicBenefitCost_6c75e771-272f-4201-93eb-d0831c5fa5c7" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_DefinedBenefitPlanNetPeriodicBenefitCost"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_DefinedBenefitPlanDisclosureLineItems_64c9e16d-acd6-45a6-8414-db490ac7f7e7" xlink:to="loc_us-gaap_DefinedBenefitPlanNetPeriodicBenefitCost_6c75e771-272f-4201-93eb-d0831c5fa5c7" xlink:type="arc" order="5"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ScheduleOfDefinedBenefitPlansDisclosuresTable_c85ef4bc-ad05-4ca0-b268-be2e3d507f88" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_ScheduleOfDefinedBenefitPlansDisclosuresTable"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/all" xlink:from="loc_us-gaap_DefinedBenefitPlanDisclosureLineItems_64c9e16d-acd6-45a6-8414-db490ac7f7e7" xlink:to="loc_us-gaap_ScheduleOfDefinedBenefitPlansDisclosuresTable_c85ef4bc-ad05-4ca0-b268-be2e3d507f88" xlink:type="arc" order="1" xbrldt:closed="true" xbrldt:contextElement="segment"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_RetirementPlanTypeAxis_ff0bbcbf-d3d0-4144-9288-23711b47a42d" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_RetirementPlanTypeAxis"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_us-gaap_ScheduleOfDefinedBenefitPlansDisclosuresTable_c85ef4bc-ad05-4ca0-b268-be2e3d507f88" xlink:to="loc_us-gaap_RetirementPlanTypeAxis_ff0bbcbf-d3d0-4144-9288-23711b47a42d" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_RetirementPlanTypeDomain_ff0bbcbf-d3d0-4144-9288-23711b47a42d_default" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_RetirementPlanTypeDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="loc_us-gaap_RetirementPlanTypeAxis_ff0bbcbf-d3d0-4144-9288-23711b47a42d" xlink:to="loc_us-gaap_RetirementPlanTypeDomain_ff0bbcbf-d3d0-4144-9288-23711b47a42d_default" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_RetirementPlanTypeDomain_4d386017-3a7b-416a-8a10-9d64646635f8" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_RetirementPlanTypeDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_us-gaap_RetirementPlanTypeAxis_ff0bbcbf-d3d0-4144-9288-23711b47a42d" xlink:to="loc_us-gaap_RetirementPlanTypeDomain_4d386017-3a7b-416a-8a10-9d64646635f8" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_PensionPlansDefinedBenefitMember_fdfbb58d-ff16-478e-95af-47d47f912547" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_PensionPlansDefinedBenefitMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_RetirementPlanTypeDomain_4d386017-3a7b-416a-8a10-9d64646635f8" xlink:to="loc_us-gaap_PensionPlansDefinedBenefitMember_fdfbb58d-ff16-478e-95af-47d47f912547" xlink:type="arc" order="0"/>
    <link:loc xlink:type="locator" xlink:label="loc_ottr_ExecutiveSurvivorAndSupplementalRetirementPlanMember_cc37063a-3b32-41b2-b898-35da5cb7aa32" xlink:href="ottr-20210331.xsd#ottr_ExecutiveSurvivorAndSupplementalRetirementPlanMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_RetirementPlanTypeDomain_4d386017-3a7b-416a-8a10-9d64646635f8" xlink:to="loc_ottr_ExecutiveSurvivorAndSupplementalRetirementPlanMember_cc37063a-3b32-41b2-b898-35da5cb7aa32" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_OtherPostretirementBenefitPlansDefinedBenefitMember_92c2edf3-7a67-4b2b-84b8-c9edbfe285c1" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_OtherPostretirementBenefitPlansDefinedBenefitMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_RetirementPlanTypeDomain_4d386017-3a7b-416a-8a10-9d64646635f8" xlink:to="loc_us-gaap_OtherPostretirementBenefitPlansDefinedBenefitMember_92c2edf3-7a67-4b2b-84b8-c9edbfe285c1" xlink:type="arc" order="2"/>
  </link:definitionLink>
  <link:roleRef roleURI="http://www.otpco.com/role/PensionPlanandOtherPostretirementBenefitsNarrativeDetails" xlink:type="simple" xlink:href="ottr-20210331.xsd#PensionPlanandOtherPostretirementBenefitsNarrativeDetails"/>
  <link:definitionLink xlink:role="http://www.otpco.com/role/PensionPlanandOtherPostretirementBenefitsNarrativeDetails" xlink:type="extended" id="i8a40f772995c42c4afa7caa7f186aac1_PensionPlanandOtherPostretirementBenefitsNarrativeDetails">
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DefinedBenefitPlanDisclosureLineItems_02831150-1338-48c7-982a-36e13f58db8d" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_DefinedBenefitPlanDisclosureLineItems"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DefinedBenefitPlanContributionsByEmployer_b3604ae7-de4a-4191-9d80-7fef5f3a7a87" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_DefinedBenefitPlanContributionsByEmployer"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_DefinedBenefitPlanDisclosureLineItems_02831150-1338-48c7-982a-36e13f58db8d" xlink:to="loc_us-gaap_DefinedBenefitPlanContributionsByEmployer_b3604ae7-de4a-4191-9d80-7fef5f3a7a87" xlink:type="arc" order="0"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ScheduleOfDefinedBenefitPlansDisclosuresTable_feb069b3-ce31-4622-b6d0-a9bd9ad6ef13" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_ScheduleOfDefinedBenefitPlansDisclosuresTable"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/all" xlink:from="loc_us-gaap_DefinedBenefitPlanDisclosureLineItems_02831150-1338-48c7-982a-36e13f58db8d" xlink:to="loc_us-gaap_ScheduleOfDefinedBenefitPlansDisclosuresTable_feb069b3-ce31-4622-b6d0-a9bd9ad6ef13" xlink:type="arc" order="1" xbrldt:closed="true" xbrldt:contextElement="segment"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_RetirementPlanTypeAxis_afc3938e-b4d1-4e58-bd82-5ea02c11cf36" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_RetirementPlanTypeAxis"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_us-gaap_ScheduleOfDefinedBenefitPlansDisclosuresTable_feb069b3-ce31-4622-b6d0-a9bd9ad6ef13" xlink:to="loc_us-gaap_RetirementPlanTypeAxis_afc3938e-b4d1-4e58-bd82-5ea02c11cf36" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_RetirementPlanTypeDomain_afc3938e-b4d1-4e58-bd82-5ea02c11cf36_default" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_RetirementPlanTypeDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="loc_us-gaap_RetirementPlanTypeAxis_afc3938e-b4d1-4e58-bd82-5ea02c11cf36" xlink:to="loc_us-gaap_RetirementPlanTypeDomain_afc3938e-b4d1-4e58-bd82-5ea02c11cf36_default" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_RetirementPlanTypeDomain_0933b2fc-ac65-446b-9a2b-871700380929" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_RetirementPlanTypeDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_us-gaap_RetirementPlanTypeAxis_afc3938e-b4d1-4e58-bd82-5ea02c11cf36" xlink:to="loc_us-gaap_RetirementPlanTypeDomain_0933b2fc-ac65-446b-9a2b-871700380929" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_PensionPlansDefinedBenefitMember_98929314-c0f0-412c-87fc-237070ea9a4e" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_PensionPlansDefinedBenefitMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_RetirementPlanTypeDomain_0933b2fc-ac65-446b-9a2b-871700380929" xlink:to="loc_us-gaap_PensionPlansDefinedBenefitMember_98929314-c0f0-412c-87fc-237070ea9a4e" xlink:type="arc" order="0"/>
  </link:definitionLink>
  <link:roleRef roleURI="http://www.otpco.com/role/IncomeTaxes" xlink:type="simple" xlink:href="ottr-20210331.xsd#IncomeTaxes"/>
  <link:definitionLink xlink:role="http://www.otpco.com/role/IncomeTaxes" xlink:type="extended" id="i9b794c6511164d44b0c75effc44c8064_IncomeTaxes"/>
  <link:roleRef roleURI="http://www.otpco.com/role/IncomeTaxesTables" xlink:type="simple" xlink:href="ottr-20210331.xsd#IncomeTaxesTables"/>
  <link:definitionLink xlink:role="http://www.otpco.com/role/IncomeTaxesTables" xlink:type="extended" id="i8f17822f53734bd39ca462d101052f51_IncomeTaxesTables"/>
  <link:roleRef roleURI="http://www.otpco.com/role/IncomeTaxesEffectiveIncomeTaxRateDetails" xlink:type="simple" xlink:href="ottr-20210331.xsd#IncomeTaxesEffectiveIncomeTaxRateDetails"/>
  <link:definitionLink xlink:role="http://www.otpco.com/role/IncomeTaxesEffectiveIncomeTaxRateDetails" xlink:type="extended" id="id2e8c94c531046488b9c3ea97dffc6fa_IncomeTaxesEffectiveIncomeTaxRateDetails"/>
  <link:roleRef roleURI="http://www.otpco.com/role/CommitmentsandContingencies" xlink:type="simple" xlink:href="ottr-20210331.xsd#CommitmentsandContingencies"/>
  <link:definitionLink xlink:role="http://www.otpco.com/role/CommitmentsandContingencies" xlink:type="extended" id="i56fbba7df62841d58ce1fc99d0c99546_CommitmentsandContingencies"/>
  <link:roleRef roleURI="http://www.otpco.com/role/CommitmentsandContingenciesDetails" xlink:type="simple" xlink:href="ottr-20210331.xsd#CommitmentsandContingenciesDetails"/>
  <link:definitionLink xlink:role="http://www.otpco.com/role/CommitmentsandContingenciesDetails" xlink:type="extended" id="i34ad5f0e74e94e659cce7096f915f767_CommitmentsandContingenciesDetails">
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_OtherCommitmentsLineItems_d2819342-56c9-4a99-92ff-16e794164705" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_OtherCommitmentsLineItems"/>
    <link:loc xlink:type="locator" xlink:label="loc_ottr_Ottr_EstimatedLiabilityForFERCOrderedMISOTariffRefundObligation_cdc8010e-6d19-4e7f-a6e1-0ba065db4ee2" xlink:href="ottr-20210331.xsd#ottr_Ottr_EstimatedLiabilityForFERCOrderedMISOTariffRefundObligation"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_OtherCommitmentsLineItems_d2819342-56c9-4a99-92ff-16e794164705" xlink:to="loc_ottr_Ottr_EstimatedLiabilityForFERCOrderedMISOTariffRefundObligation_cdc8010e-6d19-4e7f-a6e1-0ba065db4ee2" xlink:type="arc" order="0"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_OtherCommitmentsTable_d01c5304-f930-44be-aadb-1fb478c9e0c9" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_OtherCommitmentsTable"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/all" xlink:from="loc_us-gaap_OtherCommitmentsLineItems_d2819342-56c9-4a99-92ff-16e794164705" xlink:to="loc_us-gaap_OtherCommitmentsTable_d01c5304-f930-44be-aadb-1fb478c9e0c9" xlink:type="arc" order="1" xbrldt:closed="true" xbrldt:contextElement="segment"/>
    <link:loc xlink:type="locator" xlink:label="loc_dei_LegalEntityAxis_30868fb6-d6f3-4379-a651-40235d8d54a9" xlink:href="https://xbrl.sec.gov/dei/2020/dei-2020-01-31.xsd#dei_LegalEntityAxis"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_us-gaap_OtherCommitmentsTable_d01c5304-f930-44be-aadb-1fb478c9e0c9" xlink:to="loc_dei_LegalEntityAxis_30868fb6-d6f3-4379-a651-40235d8d54a9" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_dei_EntityDomain_30868fb6-d6f3-4379-a651-40235d8d54a9_default" xlink:href="https://xbrl.sec.gov/dei/2020/dei-2020-01-31.xsd#dei_EntityDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="loc_dei_LegalEntityAxis_30868fb6-d6f3-4379-a651-40235d8d54a9" xlink:to="loc_dei_EntityDomain_30868fb6-d6f3-4379-a651-40235d8d54a9_default" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_dei_EntityDomain_f2314d44-545f-41d4-a1db-802a1aacc9a6" xlink:href="https://xbrl.sec.gov/dei/2020/dei-2020-01-31.xsd#dei_EntityDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_dei_LegalEntityAxis_30868fb6-d6f3-4379-a651-40235d8d54a9" xlink:to="loc_dei_EntityDomain_f2314d44-545f-41d4-a1db-802a1aacc9a6" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_ottr_OtterTailPowerCompanyMember_0704a4f7-06f9-452c-bea6-b1d823ddde15" xlink:href="ottr-20210331.xsd#ottr_OtterTailPowerCompanyMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_dei_EntityDomain_f2314d44-545f-41d4-a1db-802a1aacc9a6" xlink:to="loc_ottr_OtterTailPowerCompanyMember_0704a4f7-06f9-452c-bea6-b1d823ddde15" xlink:type="arc" order="0"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_RegulatoryAgencyAxis_8e02438c-7ab7-44b7-9976-fa9084ed7788" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_RegulatoryAgencyAxis"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_us-gaap_OtherCommitmentsTable_d01c5304-f930-44be-aadb-1fb478c9e0c9" xlink:to="loc_us-gaap_RegulatoryAgencyAxis_8e02438c-7ab7-44b7-9976-fa9084ed7788" xlink:type="arc" order="2"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_RegulatoryAgencyDomain_8e02438c-7ab7-44b7-9976-fa9084ed7788_default" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_RegulatoryAgencyDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="loc_us-gaap_RegulatoryAgencyAxis_8e02438c-7ab7-44b7-9976-fa9084ed7788" xlink:to="loc_us-gaap_RegulatoryAgencyDomain_8e02438c-7ab7-44b7-9976-fa9084ed7788_default" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_RegulatoryAgencyDomain_ef30de73-0ecd-4e2a-8668-3d1371773c84" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_RegulatoryAgencyDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_us-gaap_RegulatoryAgencyAxis_8e02438c-7ab7-44b7-9976-fa9084ed7788" xlink:to="loc_us-gaap_RegulatoryAgencyDomain_ef30de73-0ecd-4e2a-8668-3d1371773c84" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_ottr_FederalEnergyRegulatoryCommissionMember_3fb32f39-0178-49aa-8898-9724d004cc10" xlink:href="ottr-20210331.xsd#ottr_FederalEnergyRegulatoryCommissionMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_RegulatoryAgencyDomain_ef30de73-0ecd-4e2a-8668-3d1371773c84" xlink:to="loc_ottr_FederalEnergyRegulatoryCommissionMember_3fb32f39-0178-49aa-8898-9724d004cc10" xlink:type="arc" order="0"/>
  </link:definitionLink>
  <link:roleRef roleURI="http://www.otpco.com/role/StockholdersEquity" xlink:type="simple" xlink:href="ottr-20210331.xsd#StockholdersEquity"/>
  <link:definitionLink xlink:role="http://www.otpco.com/role/StockholdersEquity" xlink:type="extended" id="ie7ee788920d740b98a10839bb30b7449_StockholdersEquity"/>
  <link:roleRef roleURI="http://www.otpco.com/role/StockholdersEquityDetails" xlink:type="simple" xlink:href="ottr-20210331.xsd#StockholdersEquityDetails"/>
  <link:definitionLink xlink:role="http://www.otpco.com/role/StockholdersEquityDetails" xlink:type="extended" id="id21f16bfd78d412ca4f2b37e98820af0_StockholdersEquityDetails">
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ClassOfStockLineItems_717b2888-0b55-4fc9-af49-96ac35670ab5" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_ClassOfStockLineItems"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_SaleOfStockNumberOfSharesIssuedInTransaction_74a38ca3-2d8a-479d-864a-8f99d478d97c" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_SaleOfStockNumberOfSharesIssuedInTransaction"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_ClassOfStockLineItems_717b2888-0b55-4fc9-af49-96ac35670ab5" xlink:to="loc_us-gaap_SaleOfStockNumberOfSharesIssuedInTransaction_74a38ca3-2d8a-479d-864a-8f99d478d97c" xlink:type="arc" order="0"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_PublicUtilitiesRequestedEquityCapitalStructurePercentage_db3ce5a3-076b-4b6a-b344-83c24985ddb7" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_PublicUtilitiesRequestedEquityCapitalStructurePercentage"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_ClassOfStockLineItems_717b2888-0b55-4fc9-af49-96ac35670ab5" xlink:to="loc_us-gaap_PublicUtilitiesRequestedEquityCapitalStructurePercentage_db3ce5a3-076b-4b6a-b344-83c24985ddb7" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_ottr_EquityToTotalCapitalizationRatio_602b6e35-a235-4420-947a-bea5e1f64892" xlink:href="ottr-20210331.xsd#ottr_EquityToTotalCapitalizationRatio"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_ClassOfStockLineItems_717b2888-0b55-4fc9-af49-96ac35670ab5" xlink:to="loc_ottr_EquityToTotalCapitalizationRatio_602b6e35-a235-4420-947a-bea5e1f64892" xlink:type="arc" order="2"/>
    <link:loc xlink:type="locator" xlink:label="loc_ottr_NetAssetsRestrictedFromDistribution_af406601-9f08-4304-99c3-fce63c8f30f1" xlink:href="ottr-20210331.xsd#ottr_NetAssetsRestrictedFromDistribution"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_ClassOfStockLineItems_717b2888-0b55-4fc9-af49-96ac35670ab5" xlink:to="loc_ottr_NetAssetsRestrictedFromDistribution_af406601-9f08-4304-99c3-fce63c8f30f1" xlink:type="arc" order="3"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_CapitalizationLongtermDebtAndEquity_e5448465-af56-47c6-8f59-4eae0b900d22" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_CapitalizationLongtermDebtAndEquity"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_ClassOfStockLineItems_717b2888-0b55-4fc9-af49-96ac35670ab5" xlink:to="loc_us-gaap_CapitalizationLongtermDebtAndEquity_e5448465-af56-47c6-8f59-4eae0b900d22" xlink:type="arc" order="4"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ScheduleOfStockByClassTable_2632e4b9-d27e-481b-ae96-f6741d9e8426" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_ScheduleOfStockByClassTable"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/all" xlink:from="loc_us-gaap_ClassOfStockLineItems_717b2888-0b55-4fc9-af49-96ac35670ab5" xlink:to="loc_us-gaap_ScheduleOfStockByClassTable_2632e4b9-d27e-481b-ae96-f6741d9e8426" xlink:type="arc" order="1" xbrldt:closed="true" xbrldt:contextElement="segment"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_SubsidiarySaleOfStockAxis_0a30e948-eed6-49d9-9db9-115c22adb81d" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_SubsidiarySaleOfStockAxis"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_us-gaap_ScheduleOfStockByClassTable_2632e4b9-d27e-481b-ae96-f6741d9e8426" xlink:to="loc_us-gaap_SubsidiarySaleOfStockAxis_0a30e948-eed6-49d9-9db9-115c22adb81d" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_SaleOfStockNameOfTransactionDomain_0a30e948-eed6-49d9-9db9-115c22adb81d_default" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_SaleOfStockNameOfTransactionDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="loc_us-gaap_SubsidiarySaleOfStockAxis_0a30e948-eed6-49d9-9db9-115c22adb81d" xlink:to="loc_us-gaap_SaleOfStockNameOfTransactionDomain_0a30e948-eed6-49d9-9db9-115c22adb81d_default" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_SaleOfStockNameOfTransactionDomain_0b0b19ee-dd89-437f-ac11-5fe2919cf85e" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_SaleOfStockNameOfTransactionDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_us-gaap_SubsidiarySaleOfStockAxis_0a30e948-eed6-49d9-9db9-115c22adb81d" xlink:to="loc_us-gaap_SaleOfStockNameOfTransactionDomain_0b0b19ee-dd89-437f-ac11-5fe2919cf85e" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_ottr_SecondShelfRegistrationMember_35689f8a-39ee-4a2b-93a9-10287b15f0ee" xlink:href="ottr-20210331.xsd#ottr_SecondShelfRegistrationMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_SaleOfStockNameOfTransactionDomain_0b0b19ee-dd89-437f-ac11-5fe2919cf85e" xlink:to="loc_ottr_SecondShelfRegistrationMember_35689f8a-39ee-4a2b-93a9-10287b15f0ee" xlink:type="arc" order="0"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_SubsequentEventTypeAxis_c0a0e13f-9add-4663-b241-d45bd65d54b0" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_SubsequentEventTypeAxis"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_us-gaap_ScheduleOfStockByClassTable_2632e4b9-d27e-481b-ae96-f6741d9e8426" xlink:to="loc_us-gaap_SubsequentEventTypeAxis_c0a0e13f-9add-4663-b241-d45bd65d54b0" xlink:type="arc" order="2"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_SubsequentEventTypeDomain_c0a0e13f-9add-4663-b241-d45bd65d54b0_default" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_SubsequentEventTypeDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="loc_us-gaap_SubsequentEventTypeAxis_c0a0e13f-9add-4663-b241-d45bd65d54b0" xlink:to="loc_us-gaap_SubsequentEventTypeDomain_c0a0e13f-9add-4663-b241-d45bd65d54b0_default" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_SubsequentEventTypeDomain_2228709d-e96a-4813-bfcd-7852531402d0" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_SubsequentEventTypeDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_us-gaap_SubsequentEventTypeAxis_c0a0e13f-9add-4663-b241-d45bd65d54b0" xlink:to="loc_us-gaap_SubsequentEventTypeDomain_2228709d-e96a-4813-bfcd-7852531402d0" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_SubsequentEventMember_22efd1e3-4324-48e5-82bb-be30f56017b0" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_SubsequentEventMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_SubsequentEventTypeDomain_2228709d-e96a-4813-bfcd-7852531402d0" xlink:to="loc_us-gaap_SubsequentEventMember_22efd1e3-4324-48e5-82bb-be30f56017b0" xlink:type="arc" order="0"/>
    <link:loc xlink:type="locator" xlink:label="loc_srt_RangeAxis_03cd2041-17d2-4b7c-99b8-199c94542081" xlink:href="http://xbrl.fasb.org/srt/2020/elts/srt-2020-01-31.xsd#srt_RangeAxis"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_us-gaap_ScheduleOfStockByClassTable_2632e4b9-d27e-481b-ae96-f6741d9e8426" xlink:to="loc_srt_RangeAxis_03cd2041-17d2-4b7c-99b8-199c94542081" xlink:type="arc" order="3"/>
    <link:loc xlink:type="locator" xlink:label="loc_srt_RangeMember_03cd2041-17d2-4b7c-99b8-199c94542081_default" xlink:href="http://xbrl.fasb.org/srt/2020/elts/srt-2020-01-31.xsd#srt_RangeMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="loc_srt_RangeAxis_03cd2041-17d2-4b7c-99b8-199c94542081" xlink:to="loc_srt_RangeMember_03cd2041-17d2-4b7c-99b8-199c94542081_default" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_srt_RangeMember_756abbfd-afff-41c2-9ac8-ca4137f8ca3f" xlink:href="http://xbrl.fasb.org/srt/2020/elts/srt-2020-01-31.xsd#srt_RangeMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_srt_RangeAxis_03cd2041-17d2-4b7c-99b8-199c94542081" xlink:to="loc_srt_RangeMember_756abbfd-afff-41c2-9ac8-ca4137f8ca3f" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_srt_MinimumMember_554a4859-d5ae-4729-9590-77f72e0e87f0" xlink:href="http://xbrl.fasb.org/srt/2020/elts/srt-2020-01-31.xsd#srt_MinimumMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_srt_RangeMember_756abbfd-afff-41c2-9ac8-ca4137f8ca3f" xlink:to="loc_srt_MinimumMember_554a4859-d5ae-4729-9590-77f72e0e87f0" xlink:type="arc" order="0"/>
    <link:loc xlink:type="locator" xlink:label="loc_srt_MaximumMember_d1c1baa9-d8db-4305-b876-9afadcfcbf6a" xlink:href="http://xbrl.fasb.org/srt/2020/elts/srt-2020-01-31.xsd#srt_MaximumMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_srt_RangeMember_756abbfd-afff-41c2-9ac8-ca4137f8ca3f" xlink:to="loc_srt_MaximumMember_d1c1baa9-d8db-4305-b876-9afadcfcbf6a" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_RegulatoryAgencyAxis_1fb2988d-b50e-4eb4-90db-947a1ac2a812" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_RegulatoryAgencyAxis"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_us-gaap_ScheduleOfStockByClassTable_2632e4b9-d27e-481b-ae96-f6741d9e8426" xlink:to="loc_us-gaap_RegulatoryAgencyAxis_1fb2988d-b50e-4eb4-90db-947a1ac2a812" xlink:type="arc" order="4"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_RegulatoryAgencyDomain_1fb2988d-b50e-4eb4-90db-947a1ac2a812_default" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_RegulatoryAgencyDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="loc_us-gaap_RegulatoryAgencyAxis_1fb2988d-b50e-4eb4-90db-947a1ac2a812" xlink:to="loc_us-gaap_RegulatoryAgencyDomain_1fb2988d-b50e-4eb4-90db-947a1ac2a812_default" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_RegulatoryAgencyDomain_725b6903-fdfd-4f5a-b2f9-18d6a8be60d0" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_RegulatoryAgencyDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_us-gaap_RegulatoryAgencyAxis_1fb2988d-b50e-4eb4-90db-947a1ac2a812" xlink:to="loc_us-gaap_RegulatoryAgencyDomain_725b6903-fdfd-4f5a-b2f9-18d6a8be60d0" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_ottr_MinnesotaPublicUtilitiesCommissionMember_2c08df8f-3206-4c83-af3a-898195c30948" xlink:href="ottr-20210331.xsd#ottr_MinnesotaPublicUtilitiesCommissionMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_RegulatoryAgencyDomain_725b6903-fdfd-4f5a-b2f9-18d6a8be60d0" xlink:to="loc_ottr_MinnesotaPublicUtilitiesCommissionMember_2c08df8f-3206-4c83-af3a-898195c30948" xlink:type="arc" order="0"/>
    <link:loc xlink:type="locator" xlink:label="loc_dei_LegalEntityAxis_4194105d-069b-4127-928b-80a1ef57dfee" xlink:href="https://xbrl.sec.gov/dei/2020/dei-2020-01-31.xsd#dei_LegalEntityAxis"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_us-gaap_ScheduleOfStockByClassTable_2632e4b9-d27e-481b-ae96-f6741d9e8426" xlink:to="loc_dei_LegalEntityAxis_4194105d-069b-4127-928b-80a1ef57dfee" xlink:type="arc" order="5"/>
    <link:loc xlink:type="locator" xlink:label="loc_dei_EntityDomain_4194105d-069b-4127-928b-80a1ef57dfee_default" xlink:href="https://xbrl.sec.gov/dei/2020/dei-2020-01-31.xsd#dei_EntityDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="loc_dei_LegalEntityAxis_4194105d-069b-4127-928b-80a1ef57dfee" xlink:to="loc_dei_EntityDomain_4194105d-069b-4127-928b-80a1ef57dfee_default" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_dei_EntityDomain_0d532e6f-09ec-4705-ace9-6609834a9ebd" xlink:href="https://xbrl.sec.gov/dei/2020/dei-2020-01-31.xsd#dei_EntityDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_dei_LegalEntityAxis_4194105d-069b-4127-928b-80a1ef57dfee" xlink:to="loc_dei_EntityDomain_0d532e6f-09ec-4705-ace9-6609834a9ebd" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_ottr_OtterTailPowerCompanyMember_8381eea3-6a67-42eb-aa0c-a728164809eb" xlink:href="ottr-20210331.xsd#ottr_OtterTailPowerCompanyMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_dei_EntityDomain_0d532e6f-09ec-4705-ace9-6609834a9ebd" xlink:to="loc_ottr_OtterTailPowerCompanyMember_8381eea3-6a67-42eb-aa0c-a728164809eb" xlink:type="arc" order="0"/>
  </link:definitionLink>
  <link:roleRef roleURI="http://www.otpco.com/role/ShareBasedPayments" xlink:type="simple" xlink:href="ottr-20210331.xsd#ShareBasedPayments"/>
  <link:definitionLink xlink:role="http://www.otpco.com/role/ShareBasedPayments" xlink:type="extended" id="i016fb4d15e5f4a6e8c7af6188ad47da5_ShareBasedPayments"/>
  <link:roleRef roleURI="http://www.otpco.com/role/ShareBasedPaymentsTables" xlink:type="simple" xlink:href="ottr-20210331.xsd#ShareBasedPaymentsTables"/>
  <link:definitionLink xlink:role="http://www.otpco.com/role/ShareBasedPaymentsTables" xlink:type="extended" id="i467dc5d47c1043a082fed60514f3aac6_ShareBasedPaymentsTables">
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardLineItems_96bf298e-8940-42f1-901a-4345d456c28f" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardLineItems"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DisclosureOfShareBasedCompensationArrangementsByShareBasedPaymentAwardTextBlock_2753523d-cfe5-4b33-affd-707dd5b7002f" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_DisclosureOfShareBasedCompensationArrangementsByShareBasedPaymentAwardTextBlock"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardLineItems_96bf298e-8940-42f1-901a-4345d456c28f" xlink:to="loc_us-gaap_DisclosureOfShareBasedCompensationArrangementsByShareBasedPaymentAwardTextBlock_2753523d-cfe5-4b33-affd-707dd5b7002f" xlink:type="arc" order="0"/>
    <link:loc xlink:type="locator" xlink:label="loc_ottr_ScheduleOfShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsValuationAssumptionsTableTextBlock_d2a492ac-e607-42d3-af3d-581bd78e4a1e" xlink:href="ottr-20210331.xsd#ottr_ScheduleOfShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsValuationAssumptionsTableTextBlock"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardLineItems_96bf298e-8940-42f1-901a-4345d456c28f" xlink:to="loc_ottr_ScheduleOfShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsValuationAssumptionsTableTextBlock_d2a492ac-e607-42d3-af3d-581bd78e4a1e" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ScheduleOfShareBasedCompensationArrangementsByShareBasedPaymentAwardTable_767ce9ed-54db-4114-a970-8be7590c7341" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_ScheduleOfShareBasedCompensationArrangementsByShareBasedPaymentAwardTable"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/all" xlink:from="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardLineItems_96bf298e-8940-42f1-901a-4345d456c28f" xlink:to="loc_us-gaap_ScheduleOfShareBasedCompensationArrangementsByShareBasedPaymentAwardTable_767ce9ed-54db-4114-a970-8be7590c7341" xlink:type="arc" order="1" xbrldt:closed="true" xbrldt:contextElement="segment"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_AwardTypeAxis_6365d691-bf0a-4bde-8b76-79c64eb96b83" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_AwardTypeAxis"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_us-gaap_ScheduleOfShareBasedCompensationArrangementsByShareBasedPaymentAwardTable_767ce9ed-54db-4114-a970-8be7590c7341" xlink:to="loc_us-gaap_AwardTypeAxis_6365d691-bf0a-4bde-8b76-79c64eb96b83" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ShareBasedCompensationArrangementsByShareBasedPaymentAwardAwardTypeAndPlanNameDomain_6365d691-bf0a-4bde-8b76-79c64eb96b83_default" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_ShareBasedCompensationArrangementsByShareBasedPaymentAwardAwardTypeAndPlanNameDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="loc_us-gaap_AwardTypeAxis_6365d691-bf0a-4bde-8b76-79c64eb96b83" xlink:to="loc_us-gaap_ShareBasedCompensationArrangementsByShareBasedPaymentAwardAwardTypeAndPlanNameDomain_6365d691-bf0a-4bde-8b76-79c64eb96b83_default" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ShareBasedCompensationArrangementsByShareBasedPaymentAwardAwardTypeAndPlanNameDomain_dd5aafcd-5d81-4736-a983-3e724eb5744e" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_ShareBasedCompensationArrangementsByShareBasedPaymentAwardAwardTypeAndPlanNameDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_us-gaap_AwardTypeAxis_6365d691-bf0a-4bde-8b76-79c64eb96b83" xlink:to="loc_us-gaap_ShareBasedCompensationArrangementsByShareBasedPaymentAwardAwardTypeAndPlanNameDomain_dd5aafcd-5d81-4736-a983-3e724eb5744e" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_RestrictedStockMember_eb8e1134-d639-4970-91e9-f1ab093d89f1" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_RestrictedStockMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_ShareBasedCompensationArrangementsByShareBasedPaymentAwardAwardTypeAndPlanNameDomain_dd5aafcd-5d81-4736-a983-3e724eb5744e" xlink:to="loc_us-gaap_RestrictedStockMember_eb8e1134-d639-4970-91e9-f1ab093d89f1" xlink:type="arc" order="0"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_PerformanceSharesMember_78ea2b05-703b-4181-acee-b221395f6728" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_PerformanceSharesMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_ShareBasedCompensationArrangementsByShareBasedPaymentAwardAwardTypeAndPlanNameDomain_dd5aafcd-5d81-4736-a983-3e724eb5744e" xlink:to="loc_us-gaap_PerformanceSharesMember_78ea2b05-703b-4181-acee-b221395f6728" xlink:type="arc" order="1"/>
  </link:definitionLink>
  <link:roleRef roleURI="http://www.otpco.com/role/ShareBasedPaymentsNarrativeDetails" xlink:type="simple" xlink:href="ottr-20210331.xsd#ShareBasedPaymentsNarrativeDetails"/>
  <link:definitionLink xlink:role="http://www.otpco.com/role/ShareBasedPaymentsNarrativeDetails" xlink:type="extended" id="i818f697202344b72b5f204f7308787c9_ShareBasedPaymentsNarrativeDetails">
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardLineItems_8e368c1d-ba25-45da-9636-4ed927d153e4" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardLineItems"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_AllocatedShareBasedCompensationExpense_06f9cbcd-e167-4899-9756-fcf364440419" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_AllocatedShareBasedCompensationExpense"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardLineItems_8e368c1d-ba25-45da-9636-4ed927d153e4" xlink:to="loc_us-gaap_AllocatedShareBasedCompensationExpense_06f9cbcd-e167-4899-9756-fcf364440419" xlink:type="arc" order="0"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardAwardVestingPeriod1_b68396e8-a5cd-46c7-88da-6387bc6f4c72" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardAwardVestingPeriod1"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardLineItems_8e368c1d-ba25-45da-9636-4ed927d153e4" xlink:to="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardAwardVestingPeriod1_b68396e8-a5cd-46c7-88da-6387bc6f4c72" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_ottr_ShareBasedCompensationArrangementByShareBasedPaymentAwardVestedAwardPeriod_470ee129-8913-469a-8b2e-324c3d97ec45" xlink:href="ottr-20210331.xsd#ottr_ShareBasedCompensationArrangementByShareBasedPaymentAwardVestedAwardPeriod"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardLineItems_8e368c1d-ba25-45da-9636-4ed927d153e4" xlink:to="loc_ottr_ShareBasedCompensationArrangementByShareBasedPaymentAwardVestedAwardPeriod_470ee129-8913-469a-8b2e-324c3d97ec45" xlink:type="arc" order="2"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsVestedInPeriodTotalFairValue_d25727cd-f032-4b49-8bd6-666f8d1d4bd9" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsVestedInPeriodTotalFairValue"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardLineItems_8e368c1d-ba25-45da-9636-4ed927d153e4" xlink:to="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsVestedInPeriodTotalFairValue_d25727cd-f032-4b49-8bd6-666f8d1d4bd9" xlink:type="arc" order="3"/>
    <link:loc xlink:type="locator" xlink:label="loc_ottr_PercentageOfTargetAmountAsActualPayment_316d3ed3-4ef2-4045-84c3-3722230d8927" xlink:href="ottr-20210331.xsd#ottr_PercentageOfTargetAmountAsActualPayment"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardLineItems_8e368c1d-ba25-45da-9636-4ed927d153e4" xlink:to="loc_ottr_PercentageOfTargetAmountAsActualPayment_316d3ed3-4ef2-4045-84c3-3722230d8927" xlink:type="arc" order="4"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ScheduleOfShareBasedCompensationArrangementsByShareBasedPaymentAwardTable_1e1c5eca-039b-4503-8ef0-abbbf7b40ee7" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_ScheduleOfShareBasedCompensationArrangementsByShareBasedPaymentAwardTable"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/all" xlink:from="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardLineItems_8e368c1d-ba25-45da-9636-4ed927d153e4" xlink:to="loc_us-gaap_ScheduleOfShareBasedCompensationArrangementsByShareBasedPaymentAwardTable_1e1c5eca-039b-4503-8ef0-abbbf7b40ee7" xlink:type="arc" order="1" xbrldt:closed="true" xbrldt:contextElement="segment"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_AwardTypeAxis_6c32b8b8-9d39-4735-8410-632d87997fdf" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_AwardTypeAxis"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_us-gaap_ScheduleOfShareBasedCompensationArrangementsByShareBasedPaymentAwardTable_1e1c5eca-039b-4503-8ef0-abbbf7b40ee7" xlink:to="loc_us-gaap_AwardTypeAxis_6c32b8b8-9d39-4735-8410-632d87997fdf" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ShareBasedCompensationArrangementsByShareBasedPaymentAwardAwardTypeAndPlanNameDomain_6c32b8b8-9d39-4735-8410-632d87997fdf_default" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_ShareBasedCompensationArrangementsByShareBasedPaymentAwardAwardTypeAndPlanNameDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="loc_us-gaap_AwardTypeAxis_6c32b8b8-9d39-4735-8410-632d87997fdf" xlink:to="loc_us-gaap_ShareBasedCompensationArrangementsByShareBasedPaymentAwardAwardTypeAndPlanNameDomain_6c32b8b8-9d39-4735-8410-632d87997fdf_default" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ShareBasedCompensationArrangementsByShareBasedPaymentAwardAwardTypeAndPlanNameDomain_fd9c5d27-3c4f-487c-81ba-81cf6701e065" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_ShareBasedCompensationArrangementsByShareBasedPaymentAwardAwardTypeAndPlanNameDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_us-gaap_AwardTypeAxis_6c32b8b8-9d39-4735-8410-632d87997fdf" xlink:to="loc_us-gaap_ShareBasedCompensationArrangementsByShareBasedPaymentAwardAwardTypeAndPlanNameDomain_fd9c5d27-3c4f-487c-81ba-81cf6701e065" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_RestrictedStockMember_4c999d26-1e88-4116-81e2-b4391c2c1319" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_RestrictedStockMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_ShareBasedCompensationArrangementsByShareBasedPaymentAwardAwardTypeAndPlanNameDomain_fd9c5d27-3c4f-487c-81ba-81cf6701e065" xlink:to="loc_us-gaap_RestrictedStockMember_4c999d26-1e88-4116-81e2-b4391c2c1319" xlink:type="arc" order="0"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_PerformanceSharesMember_c9836e9a-a25c-4fe2-b3a4-8cfff0533298" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_PerformanceSharesMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_ShareBasedCompensationArrangementsByShareBasedPaymentAwardAwardTypeAndPlanNameDomain_fd9c5d27-3c4f-487c-81ba-81cf6701e065" xlink:to="loc_us-gaap_PerformanceSharesMember_c9836e9a-a25c-4fe2-b3a4-8cfff0533298" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_srt_RangeAxis_4819b1c5-9820-4f1d-8afe-23c229bae0c4" xlink:href="http://xbrl.fasb.org/srt/2020/elts/srt-2020-01-31.xsd#srt_RangeAxis"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_us-gaap_ScheduleOfShareBasedCompensationArrangementsByShareBasedPaymentAwardTable_1e1c5eca-039b-4503-8ef0-abbbf7b40ee7" xlink:to="loc_srt_RangeAxis_4819b1c5-9820-4f1d-8afe-23c229bae0c4" xlink:type="arc" order="2"/>
    <link:loc xlink:type="locator" xlink:label="loc_srt_RangeMember_4819b1c5-9820-4f1d-8afe-23c229bae0c4_default" xlink:href="http://xbrl.fasb.org/srt/2020/elts/srt-2020-01-31.xsd#srt_RangeMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="loc_srt_RangeAxis_4819b1c5-9820-4f1d-8afe-23c229bae0c4" xlink:to="loc_srt_RangeMember_4819b1c5-9820-4f1d-8afe-23c229bae0c4_default" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_srt_RangeMember_e6e35a7b-6f2f-492d-a667-f44cf4cd3e6a" xlink:href="http://xbrl.fasb.org/srt/2020/elts/srt-2020-01-31.xsd#srt_RangeMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_srt_RangeAxis_4819b1c5-9820-4f1d-8afe-23c229bae0c4" xlink:to="loc_srt_RangeMember_e6e35a7b-6f2f-492d-a667-f44cf4cd3e6a" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_srt_MinimumMember_0aeaa86c-8f55-48b1-ae53-c4266f191371" xlink:href="http://xbrl.fasb.org/srt/2020/elts/srt-2020-01-31.xsd#srt_MinimumMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_srt_RangeMember_e6e35a7b-6f2f-492d-a667-f44cf4cd3e6a" xlink:to="loc_srt_MinimumMember_0aeaa86c-8f55-48b1-ae53-c4266f191371" xlink:type="arc" order="0"/>
    <link:loc xlink:type="locator" xlink:label="loc_srt_MaximumMember_36416985-a871-441a-b027-51982062f2ef" xlink:href="http://xbrl.fasb.org/srt/2020/elts/srt-2020-01-31.xsd#srt_MaximumMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_srt_RangeMember_e6e35a7b-6f2f-492d-a667-f44cf4cd3e6a" xlink:to="loc_srt_MaximumMember_36416985-a871-441a-b027-51982062f2ef" xlink:type="arc" order="1"/>
  </link:definitionLink>
  <link:roleRef roleURI="http://www.otpco.com/role/ShareBasedPaymentsSummaryofRestrictedStockAwardsandStockPerformanceAwardsDetails" xlink:type="simple" xlink:href="ottr-20210331.xsd#ShareBasedPaymentsSummaryofRestrictedStockAwardsandStockPerformanceAwardsDetails"/>
  <link:definitionLink xlink:role="http://www.otpco.com/role/ShareBasedPaymentsSummaryofRestrictedStockAwardsandStockPerformanceAwardsDetails" xlink:type="extended" id="icffd12b2283b440583a9ab39a2f25978_ShareBasedPaymentsSummaryofRestrictedStockAwardsandStockPerformanceAwardsDetails">
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardLineItems_78fabdab-d0ed-4c63-a4a9-6b9a5601e3d3" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardLineItems"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNonvestedRollForward_a817c387-45e4-4d2a-9194-2b2c1bcb725d" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNonvestedRollForward"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardLineItems_78fabdab-d0ed-4c63-a4a9-6b9a5601e3d3" xlink:to="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNonvestedRollForward_a817c387-45e4-4d2a-9194-2b2c1bcb725d" xlink:type="arc" order="0"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNonvestedNumber_7e26fd32-78ff-4344-9ecb-7dfca9689358" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNonvestedNumber"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNonvestedRollForward_a817c387-45e4-4d2a-9194-2b2c1bcb725d" xlink:to="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNonvestedNumber_7e26fd32-78ff-4344-9ecb-7dfca9689358" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsGrantsInPeriod_f02808e6-baf8-456d-b07b-a303d7e4a1c9" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsGrantsInPeriod"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNonvestedRollForward_a817c387-45e4-4d2a-9194-2b2c1bcb725d" xlink:to="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsGrantsInPeriod_f02808e6-baf8-456d-b07b-a303d7e4a1c9" xlink:type="arc" order="2"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsVestedInPeriod_1ca7b71f-2218-4721-85ef-84402063c7bf" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsVestedInPeriod"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNonvestedRollForward_a817c387-45e4-4d2a-9194-2b2c1bcb725d" xlink:to="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsVestedInPeriod_1ca7b71f-2218-4721-85ef-84402063c7bf" xlink:type="arc" order="3"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsForfeitedInPeriod_7276e7d3-6452-4090-baf8-9a18d9acea77" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsForfeitedInPeriod"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNonvestedRollForward_a817c387-45e4-4d2a-9194-2b2c1bcb725d" xlink:to="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsForfeitedInPeriod_7276e7d3-6452-4090-baf8-9a18d9acea77" xlink:type="arc" order="4"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNonvestedNumber_25a2c72d-ac81-4397-9c12-17f9a503b0d1" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNonvestedNumber"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNonvestedWeightedAverageGrantDateFairValueRollForward_55744078-d695-4765-99d1-f36a70838a7b" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNonvestedWeightedAverageGrantDateFairValueRollForward"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardLineItems_78fabdab-d0ed-4c63-a4a9-6b9a5601e3d3" xlink:to="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNonvestedWeightedAverageGrantDateFairValueRollForward_55744078-d695-4765-99d1-f36a70838a7b" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNonvestedWeightedAverageGrantDateFairValue_cbf5a2b8-418a-4e1d-b6ab-e8ebb9397931" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNonvestedWeightedAverageGrantDateFairValue"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNonvestedWeightedAverageGrantDateFairValueRollForward_55744078-d695-4765-99d1-f36a70838a7b" xlink:to="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNonvestedWeightedAverageGrantDateFairValue_cbf5a2b8-418a-4e1d-b6ab-e8ebb9397931" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsGrantsInPeriodWeightedAverageGrantDateFairValue_2e00a782-acbf-4b6c-830a-6dd2e40ff34f" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsGrantsInPeriodWeightedAverageGrantDateFairValue"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNonvestedWeightedAverageGrantDateFairValueRollForward_55744078-d695-4765-99d1-f36a70838a7b" xlink:to="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsGrantsInPeriodWeightedAverageGrantDateFairValue_2e00a782-acbf-4b6c-830a-6dd2e40ff34f" xlink:type="arc" order="2"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsVestedInPeriodWeightedAverageGrantDateFairValue_2877338a-ce0e-49d0-804d-e5340c0f41c6" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsVestedInPeriodWeightedAverageGrantDateFairValue"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNonvestedWeightedAverageGrantDateFairValueRollForward_55744078-d695-4765-99d1-f36a70838a7b" xlink:to="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsVestedInPeriodWeightedAverageGrantDateFairValue_2877338a-ce0e-49d0-804d-e5340c0f41c6" xlink:type="arc" order="3"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsForfeituresWeightedAverageGrantDateFairValue_09051cf6-0ee9-41cf-9583-bae806d6f2b6" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsForfeituresWeightedAverageGrantDateFairValue"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNonvestedWeightedAverageGrantDateFairValueRollForward_55744078-d695-4765-99d1-f36a70838a7b" xlink:to="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsForfeituresWeightedAverageGrantDateFairValue_09051cf6-0ee9-41cf-9583-bae806d6f2b6" xlink:type="arc" order="4"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNonvestedWeightedAverageGrantDateFairValue_3dafde1c-222d-460d-af61-c216e6279952" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNonvestedWeightedAverageGrantDateFairValue"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ScheduleOfShareBasedCompensationArrangementsByShareBasedPaymentAwardTable_ecf7584b-4d7b-4b46-ac59-7ca998623d05" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_ScheduleOfShareBasedCompensationArrangementsByShareBasedPaymentAwardTable"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/all" xlink:from="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardLineItems_78fabdab-d0ed-4c63-a4a9-6b9a5601e3d3" xlink:to="loc_us-gaap_ScheduleOfShareBasedCompensationArrangementsByShareBasedPaymentAwardTable_ecf7584b-4d7b-4b46-ac59-7ca998623d05" xlink:type="arc" order="1" xbrldt:closed="true" xbrldt:contextElement="segment"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_AwardTypeAxis_25a91b70-6134-4f79-97c2-b2ee1d908e5d" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_AwardTypeAxis"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_us-gaap_ScheduleOfShareBasedCompensationArrangementsByShareBasedPaymentAwardTable_ecf7584b-4d7b-4b46-ac59-7ca998623d05" xlink:to="loc_us-gaap_AwardTypeAxis_25a91b70-6134-4f79-97c2-b2ee1d908e5d" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ShareBasedCompensationArrangementsByShareBasedPaymentAwardAwardTypeAndPlanNameDomain_25a91b70-6134-4f79-97c2-b2ee1d908e5d_default" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_ShareBasedCompensationArrangementsByShareBasedPaymentAwardAwardTypeAndPlanNameDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="loc_us-gaap_AwardTypeAxis_25a91b70-6134-4f79-97c2-b2ee1d908e5d" xlink:to="loc_us-gaap_ShareBasedCompensationArrangementsByShareBasedPaymentAwardAwardTypeAndPlanNameDomain_25a91b70-6134-4f79-97c2-b2ee1d908e5d_default" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ShareBasedCompensationArrangementsByShareBasedPaymentAwardAwardTypeAndPlanNameDomain_5faa72d6-aded-4369-9321-a54b0f747303" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_ShareBasedCompensationArrangementsByShareBasedPaymentAwardAwardTypeAndPlanNameDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_us-gaap_AwardTypeAxis_25a91b70-6134-4f79-97c2-b2ee1d908e5d" xlink:to="loc_us-gaap_ShareBasedCompensationArrangementsByShareBasedPaymentAwardAwardTypeAndPlanNameDomain_5faa72d6-aded-4369-9321-a54b0f747303" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_RestrictedStockMember_86abe21b-6752-4f98-9417-7d8c27f10ca5" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_RestrictedStockMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_ShareBasedCompensationArrangementsByShareBasedPaymentAwardAwardTypeAndPlanNameDomain_5faa72d6-aded-4369-9321-a54b0f747303" xlink:to="loc_us-gaap_RestrictedStockMember_86abe21b-6752-4f98-9417-7d8c27f10ca5" xlink:type="arc" order="0"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_PerformanceSharesMember_e675d130-c28c-4b9a-9176-3c091996e752" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_PerformanceSharesMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_ShareBasedCompensationArrangementsByShareBasedPaymentAwardAwardTypeAndPlanNameDomain_5faa72d6-aded-4369-9321-a54b0f747303" xlink:to="loc_us-gaap_PerformanceSharesMember_e675d130-c28c-4b9a-9176-3c091996e752" xlink:type="arc" order="1"/>
  </link:definitionLink>
  <link:roleRef roleURI="http://www.otpco.com/role/ShareBasedPaymentsWeightedAverageAssumptionsDetails" xlink:type="simple" xlink:href="ottr-20210331.xsd#ShareBasedPaymentsWeightedAverageAssumptionsDetails"/>
  <link:definitionLink xlink:role="http://www.otpco.com/role/ShareBasedPaymentsWeightedAverageAssumptionsDetails" xlink:type="extended" id="i8ae62bfb9264470b904c74e2dc78fc08_ShareBasedPaymentsWeightedAverageAssumptionsDetails">
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardLineItems_87f21e57-8641-45c8-b3e1-a6289ebc3f23" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardLineItems"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardFairValueAssumptionsRiskFreeInterestRate_c68665ba-6f40-40ac-904a-b3eb4d2060de" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardFairValueAssumptionsRiskFreeInterestRate"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardLineItems_87f21e57-8641-45c8-b3e1-a6289ebc3f23" xlink:to="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardFairValueAssumptionsRiskFreeInterestRate_c68665ba-6f40-40ac-904a-b3eb4d2060de" xlink:type="arc" order="0"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_SharebasedCompensationArrangementBySharebasedPaymentAwardFairValueAssumptionsExpectedTerm1_054ad677-6812-4e37-9d5e-96fd783ff658" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_SharebasedCompensationArrangementBySharebasedPaymentAwardFairValueAssumptionsExpectedTerm1"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardLineItems_87f21e57-8641-45c8-b3e1-a6289ebc3f23" xlink:to="loc_us-gaap_SharebasedCompensationArrangementBySharebasedPaymentAwardFairValueAssumptionsExpectedTerm1_054ad677-6812-4e37-9d5e-96fd783ff658" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardFairValueAssumptionsExpectedVolatilityRate_5e65c931-252a-46ef-8e8f-dc27d48ec963" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardFairValueAssumptionsExpectedVolatilityRate"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardLineItems_87f21e57-8641-45c8-b3e1-a6289ebc3f23" xlink:to="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardFairValueAssumptionsExpectedVolatilityRate_5e65c931-252a-46ef-8e8f-dc27d48ec963" xlink:type="arc" order="2"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardFairValueAssumptionsExpectedDividendRate_c9fac71e-279f-4836-879b-94d9bfbc9eea" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardFairValueAssumptionsExpectedDividendRate"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardLineItems_87f21e57-8641-45c8-b3e1-a6289ebc3f23" xlink:to="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardFairValueAssumptionsExpectedDividendRate_c9fac71e-279f-4836-879b-94d9bfbc9eea" xlink:type="arc" order="3"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ScheduleOfShareBasedCompensationArrangementsByShareBasedPaymentAwardTable_f0778973-2e3c-47b5-b3ab-e0848169d109" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_ScheduleOfShareBasedCompensationArrangementsByShareBasedPaymentAwardTable"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/all" xlink:from="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardLineItems_87f21e57-8641-45c8-b3e1-a6289ebc3f23" xlink:to="loc_us-gaap_ScheduleOfShareBasedCompensationArrangementsByShareBasedPaymentAwardTable_f0778973-2e3c-47b5-b3ab-e0848169d109" xlink:type="arc" order="1" xbrldt:closed="true" xbrldt:contextElement="segment"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_AwardTypeAxis_2e911160-f6c4-4755-b03b-c2be102238f7" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_AwardTypeAxis"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_us-gaap_ScheduleOfShareBasedCompensationArrangementsByShareBasedPaymentAwardTable_f0778973-2e3c-47b5-b3ab-e0848169d109" xlink:to="loc_us-gaap_AwardTypeAxis_2e911160-f6c4-4755-b03b-c2be102238f7" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ShareBasedCompensationArrangementsByShareBasedPaymentAwardAwardTypeAndPlanNameDomain_2e911160-f6c4-4755-b03b-c2be102238f7_default" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_ShareBasedCompensationArrangementsByShareBasedPaymentAwardAwardTypeAndPlanNameDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="loc_us-gaap_AwardTypeAxis_2e911160-f6c4-4755-b03b-c2be102238f7" xlink:to="loc_us-gaap_ShareBasedCompensationArrangementsByShareBasedPaymentAwardAwardTypeAndPlanNameDomain_2e911160-f6c4-4755-b03b-c2be102238f7_default" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ShareBasedCompensationArrangementsByShareBasedPaymentAwardAwardTypeAndPlanNameDomain_4ca221a4-4b0a-4810-bb68-6391962c144b" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_ShareBasedCompensationArrangementsByShareBasedPaymentAwardAwardTypeAndPlanNameDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_us-gaap_AwardTypeAxis_2e911160-f6c4-4755-b03b-c2be102238f7" xlink:to="loc_us-gaap_ShareBasedCompensationArrangementsByShareBasedPaymentAwardAwardTypeAndPlanNameDomain_4ca221a4-4b0a-4810-bb68-6391962c144b" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_PerformanceSharesMember_3be9be37-da27-42ec-9a8c-cf7af82c2a05" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_PerformanceSharesMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_ShareBasedCompensationArrangementsByShareBasedPaymentAwardAwardTypeAndPlanNameDomain_4ca221a4-4b0a-4810-bb68-6391962c144b" xlink:to="loc_us-gaap_PerformanceSharesMember_3be9be37-da27-42ec-9a8c-cf7af82c2a05" xlink:type="arc" order="0"/>
  </link:definitionLink>
  <link:roleRef roleURI="http://www.otpco.com/role/EarningsPerShare" xlink:type="simple" xlink:href="ottr-20210331.xsd#EarningsPerShare"/>
  <link:definitionLink xlink:role="http://www.otpco.com/role/EarningsPerShare" xlink:type="extended" id="id1c02467a09142f39d196416264ffd09_EarningsPerShare"/>
  <link:roleRef roleURI="http://www.otpco.com/role/EarningsPerShareTables" xlink:type="simple" xlink:href="ottr-20210331.xsd#EarningsPerShareTables"/>
  <link:definitionLink xlink:role="http://www.otpco.com/role/EarningsPerShareTables" xlink:type="extended" id="i583e28cf83534457807d7bcafa216d8a_EarningsPerShareTables"/>
  <link:roleRef roleURI="http://www.otpco.com/role/EarningsPerShareDetails" xlink:type="simple" xlink:href="ottr-20210331.xsd#EarningsPerShareDetails"/>
  <link:definitionLink xlink:role="http://www.otpco.com/role/EarningsPerShareDetails" xlink:type="extended" id="ia45db21800fc446ea4c122ac92a38e2b_EarningsPerShareDetails">
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_EarningsPerShareDilutedLineItems_e89da2d3-79c7-413c-85da-09c777ff93b9" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_EarningsPerShareDilutedLineItems"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_WeightedAverageNumberOfSharesOutstandingBasic_924132b8-b951-4c7d-8447-f58dcd12949e" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_WeightedAverageNumberOfSharesOutstandingBasic"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_EarningsPerShareDilutedLineItems_e89da2d3-79c7-413c-85da-09c777ff93b9" xlink:to="loc_us-gaap_WeightedAverageNumberOfSharesOutstandingBasic_924132b8-b951-4c7d-8447-f58dcd12949e" xlink:type="arc" order="0"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_WeightedAverageNumberDilutedSharesOutstandingAdjustmentAbstract_2c0911b6-d81d-4499-a7f4-9259d2dc042e" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_WeightedAverageNumberDilutedSharesOutstandingAdjustmentAbstract"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_EarningsPerShareDilutedLineItems_e89da2d3-79c7-413c-85da-09c777ff93b9" xlink:to="loc_us-gaap_WeightedAverageNumberDilutedSharesOutstandingAdjustmentAbstract_2c0911b6-d81d-4499-a7f4-9259d2dc042e" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_IncrementalCommonSharesAttributableToShareBasedPaymentArrangements_837934b2-812f-4c16-af63-4ef20133f051" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_IncrementalCommonSharesAttributableToShareBasedPaymentArrangements"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_WeightedAverageNumberDilutedSharesOutstandingAdjustmentAbstract_2c0911b6-d81d-4499-a7f4-9259d2dc042e" xlink:to="loc_us-gaap_IncrementalCommonSharesAttributableToShareBasedPaymentArrangements_837934b2-812f-4c16-af63-4ef20133f051" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_WeightedAverageNumberDilutedSharesOutstandingAdjustment_388ff553-72bb-4b1f-aef9-c06e2809ba6b" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_WeightedAverageNumberDilutedSharesOutstandingAdjustment"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_EarningsPerShareDilutedLineItems_e89da2d3-79c7-413c-85da-09c777ff93b9" xlink:to="loc_us-gaap_WeightedAverageNumberDilutedSharesOutstandingAdjustment_388ff553-72bb-4b1f-aef9-c06e2809ba6b" xlink:type="arc" order="2"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_WeightedAverageNumberOfDilutedSharesOutstanding_bd0101ac-24e9-4134-a709-fcc0f373a0c4" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_WeightedAverageNumberOfDilutedSharesOutstanding"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_EarningsPerShareDilutedLineItems_e89da2d3-79c7-413c-85da-09c777ff93b9" xlink:to="loc_us-gaap_WeightedAverageNumberOfDilutedSharesOutstanding_bd0101ac-24e9-4134-a709-fcc0f373a0c4" xlink:type="arc" order="3"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ScheduleOfEarningsPerShareDilutedByCommonClassTable_c9e0a6e8-5d3c-4f0e-89e4-89a40c98196f" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_ScheduleOfEarningsPerShareDilutedByCommonClassTable"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/all" xlink:from="loc_us-gaap_EarningsPerShareDilutedLineItems_e89da2d3-79c7-413c-85da-09c777ff93b9" xlink:to="loc_us-gaap_ScheduleOfEarningsPerShareDilutedByCommonClassTable_c9e0a6e8-5d3c-4f0e-89e4-89a40c98196f" xlink:type="arc" order="1" xbrldt:closed="true" xbrldt:contextElement="segment"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_AwardTypeAxis_ffebf732-9cb5-424a-b953-69cf1b86e7ad" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_AwardTypeAxis"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_us-gaap_ScheduleOfEarningsPerShareDilutedByCommonClassTable_c9e0a6e8-5d3c-4f0e-89e4-89a40c98196f" xlink:to="loc_us-gaap_AwardTypeAxis_ffebf732-9cb5-424a-b953-69cf1b86e7ad" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ShareBasedCompensationArrangementsByShareBasedPaymentAwardAwardTypeAndPlanNameDomain_ffebf732-9cb5-424a-b953-69cf1b86e7ad_default" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_ShareBasedCompensationArrangementsByShareBasedPaymentAwardAwardTypeAndPlanNameDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="loc_us-gaap_AwardTypeAxis_ffebf732-9cb5-424a-b953-69cf1b86e7ad" xlink:to="loc_us-gaap_ShareBasedCompensationArrangementsByShareBasedPaymentAwardAwardTypeAndPlanNameDomain_ffebf732-9cb5-424a-b953-69cf1b86e7ad_default" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ShareBasedCompensationArrangementsByShareBasedPaymentAwardAwardTypeAndPlanNameDomain_0385e4ac-3df4-4f0d-bd15-5fadf2a71481" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_ShareBasedCompensationArrangementsByShareBasedPaymentAwardAwardTypeAndPlanNameDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_us-gaap_AwardTypeAxis_ffebf732-9cb5-424a-b953-69cf1b86e7ad" xlink:to="loc_us-gaap_ShareBasedCompensationArrangementsByShareBasedPaymentAwardAwardTypeAndPlanNameDomain_0385e4ac-3df4-4f0d-bd15-5fadf2a71481" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_PerformanceSharesMember_5c1fc91e-90a6-4106-b305-f7c474e70c31" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_PerformanceSharesMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_ShareBasedCompensationArrangementsByShareBasedPaymentAwardAwardTypeAndPlanNameDomain_0385e4ac-3df4-4f0d-bd15-5fadf2a71481" xlink:to="loc_us-gaap_PerformanceSharesMember_5c1fc91e-90a6-4106-b305-f7c474e70c31" xlink:type="arc" order="0"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_RestrictedStockMember_48dbb281-423e-4a43-bbe7-b53dfaedc535" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_RestrictedStockMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_ShareBasedCompensationArrangementsByShareBasedPaymentAwardAwardTypeAndPlanNameDomain_0385e4ac-3df4-4f0d-bd15-5fadf2a71481" xlink:to="loc_us-gaap_RestrictedStockMember_48dbb281-423e-4a43-bbe7-b53dfaedc535" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_EmployeeStockOptionMember_abaf4d73-391e-42d0-a0aa-3bd7b0500e1f" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_EmployeeStockOptionMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_ShareBasedCompensationArrangementsByShareBasedPaymentAwardAwardTypeAndPlanNameDomain_0385e4ac-3df4-4f0d-bd15-5fadf2a71481" xlink:to="loc_us-gaap_EmployeeStockOptionMember_abaf4d73-391e-42d0-a0aa-3bd7b0500e1f" xlink:type="arc" order="2"/>
  </link:definitionLink>
  <link:roleRef roleURI="http://www.otpco.com/role/FairValueMeasurements" xlink:type="simple" xlink:href="ottr-20210331.xsd#FairValueMeasurements"/>
  <link:definitionLink xlink:role="http://www.otpco.com/role/FairValueMeasurements" xlink:type="extended" id="i1f49e4b7e08b43faa7ba9556516f61e4_FairValueMeasurements"/>
  <link:roleRef roleURI="http://www.otpco.com/role/FairValueMeasurementsTables" xlink:type="simple" xlink:href="ottr-20210331.xsd#FairValueMeasurementsTables"/>
  <link:definitionLink xlink:role="http://www.otpco.com/role/FairValueMeasurementsTables" xlink:type="extended" id="ib423da86c5f54b1590391a9e1e9ef648_FairValueMeasurementsTables"/>
  <link:roleRef roleURI="http://www.otpco.com/role/FairValueMeasurementsScheduleofFairValueMeasurementsRecurringandNonrecurringDetails" xlink:type="simple" xlink:href="ottr-20210331.xsd#FairValueMeasurementsScheduleofFairValueMeasurementsRecurringandNonrecurringDetails"/>
  <link:definitionLink xlink:role="http://www.otpco.com/role/FairValueMeasurementsScheduleofFairValueMeasurementsRecurringandNonrecurringDetails" xlink:type="extended" id="if9e66dc268e4409c9ec1e610bae8055f_FairValueMeasurementsScheduleofFairValueMeasurementsRecurringandNonrecurringDetails">
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_FairValueAssetsAndLiabilitiesMeasuredOnRecurringAndNonrecurringBasisLineItems_48e41c6a-99fa-4eea-bc43-4108a0a03972" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_FairValueAssetsAndLiabilitiesMeasuredOnRecurringAndNonrecurringBasisLineItems"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_CashAndCashEquivalentsFairValueDisclosure_13a86fd6-e6b4-43fc-bad3-cc3ecd45a41c" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_CashAndCashEquivalentsFairValueDisclosure"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_FairValueAssetsAndLiabilitiesMeasuredOnRecurringAndNonrecurringBasisLineItems_48e41c6a-99fa-4eea-bc43-4108a0a03972" xlink:to="loc_us-gaap_CashAndCashEquivalentsFairValueDisclosure_13a86fd6-e6b4-43fc-bad3-cc3ecd45a41c" xlink:type="arc" order="0"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_EquitySecuritiesFvNi_99af6a8a-2af5-4e37-8e74-92623c360341" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_EquitySecuritiesFvNi"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_FairValueAssetsAndLiabilitiesMeasuredOnRecurringAndNonrecurringBasisLineItems_48e41c6a-99fa-4eea-bc43-4108a0a03972" xlink:to="loc_us-gaap_EquitySecuritiesFvNi_99af6a8a-2af5-4e37-8e74-92623c360341" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_AvailableForSaleSecuritiesDebtSecurities_9dba5593-cdd0-464a-ae60-d178a1af7ebb" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_AvailableForSaleSecuritiesDebtSecurities"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_FairValueAssetsAndLiabilitiesMeasuredOnRecurringAndNonrecurringBasisLineItems_48e41c6a-99fa-4eea-bc43-4108a0a03972" xlink:to="loc_us-gaap_AvailableForSaleSecuritiesDebtSecurities_9dba5593-cdd0-464a-ae60-d178a1af7ebb" xlink:type="arc" order="2"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_AssetsFairValueDisclosure_03747c5d-1da7-4a74-9392-79e617eee683" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_AssetsFairValueDisclosure"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_FairValueAssetsAndLiabilitiesMeasuredOnRecurringAndNonrecurringBasisLineItems_48e41c6a-99fa-4eea-bc43-4108a0a03972" xlink:to="loc_us-gaap_AssetsFairValueDisclosure_03747c5d-1da7-4a74-9392-79e617eee683" xlink:type="arc" order="3"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_FairValueAssetsAndLiabilitiesMeasuredOnRecurringAndNonrecurringBasisTable_da8a1b9e-4f8d-475c-89ec-36284167e7a2" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_FairValueAssetsAndLiabilitiesMeasuredOnRecurringAndNonrecurringBasisTable"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/all" xlink:from="loc_us-gaap_FairValueAssetsAndLiabilitiesMeasuredOnRecurringAndNonrecurringBasisLineItems_48e41c6a-99fa-4eea-bc43-4108a0a03972" xlink:to="loc_us-gaap_FairValueAssetsAndLiabilitiesMeasuredOnRecurringAndNonrecurringBasisTable_da8a1b9e-4f8d-475c-89ec-36284167e7a2" xlink:type="arc" order="1" xbrldt:closed="true" xbrldt:contextElement="segment"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_FairValueByFairValueHierarchyLevelAxis_6a5c7541-923f-4776-b094-59be43d7010c" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_FairValueByFairValueHierarchyLevelAxis"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_us-gaap_FairValueAssetsAndLiabilitiesMeasuredOnRecurringAndNonrecurringBasisTable_da8a1b9e-4f8d-475c-89ec-36284167e7a2" xlink:to="loc_us-gaap_FairValueByFairValueHierarchyLevelAxis_6a5c7541-923f-4776-b094-59be43d7010c" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_FairValueMeasurementsFairValueHierarchyDomain_6a5c7541-923f-4776-b094-59be43d7010c_default" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_FairValueMeasurementsFairValueHierarchyDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="loc_us-gaap_FairValueByFairValueHierarchyLevelAxis_6a5c7541-923f-4776-b094-59be43d7010c" xlink:to="loc_us-gaap_FairValueMeasurementsFairValueHierarchyDomain_6a5c7541-923f-4776-b094-59be43d7010c_default" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_FairValueMeasurementsFairValueHierarchyDomain_2dfa0ab1-7159-4070-917f-cce740b0a3eb" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_FairValueMeasurementsFairValueHierarchyDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_us-gaap_FairValueByFairValueHierarchyLevelAxis_6a5c7541-923f-4776-b094-59be43d7010c" xlink:to="loc_us-gaap_FairValueMeasurementsFairValueHierarchyDomain_2dfa0ab1-7159-4070-917f-cce740b0a3eb" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_FairValueInputsLevel1Member_5fba3292-928a-4e0d-bd31-e5d69e972969" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_FairValueInputsLevel1Member"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_FairValueMeasurementsFairValueHierarchyDomain_2dfa0ab1-7159-4070-917f-cce740b0a3eb" xlink:to="loc_us-gaap_FairValueInputsLevel1Member_5fba3292-928a-4e0d-bd31-e5d69e972969" xlink:type="arc" order="0"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_FairValueInputsLevel2Member_e74315f7-88f8-4858-bd82-f9c4d3bbd429" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_FairValueInputsLevel2Member"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_FairValueMeasurementsFairValueHierarchyDomain_2dfa0ab1-7159-4070-917f-cce740b0a3eb" xlink:to="loc_us-gaap_FairValueInputsLevel2Member_e74315f7-88f8-4858-bd82-f9c4d3bbd429" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_FairValueByMeasurementFrequencyAxis_2e1cc4ad-0b0e-4c0d-a919-d3646a122159" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_FairValueByMeasurementFrequencyAxis"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_us-gaap_FairValueAssetsAndLiabilitiesMeasuredOnRecurringAndNonrecurringBasisTable_da8a1b9e-4f8d-475c-89ec-36284167e7a2" xlink:to="loc_us-gaap_FairValueByMeasurementFrequencyAxis_2e1cc4ad-0b0e-4c0d-a919-d3646a122159" xlink:type="arc" order="2"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_FairValueMeasurementFrequencyDomain_2e1cc4ad-0b0e-4c0d-a919-d3646a122159_default" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_FairValueMeasurementFrequencyDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="loc_us-gaap_FairValueByMeasurementFrequencyAxis_2e1cc4ad-0b0e-4c0d-a919-d3646a122159" xlink:to="loc_us-gaap_FairValueMeasurementFrequencyDomain_2e1cc4ad-0b0e-4c0d-a919-d3646a122159_default" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_FairValueMeasurementFrequencyDomain_97085019-cd20-482e-9e95-6f0a9f1e6d13" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_FairValueMeasurementFrequencyDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_us-gaap_FairValueByMeasurementFrequencyAxis_2e1cc4ad-0b0e-4c0d-a919-d3646a122159" xlink:to="loc_us-gaap_FairValueMeasurementFrequencyDomain_97085019-cd20-482e-9e95-6f0a9f1e6d13" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_FairValueMeasurementsRecurringMember_eb01c256-a969-4c86-bcbe-5f9198c20be3" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_FairValueMeasurementsRecurringMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_FairValueMeasurementFrequencyDomain_97085019-cd20-482e-9e95-6f0a9f1e6d13" xlink:to="loc_us-gaap_FairValueMeasurementsRecurringMember_eb01c256-a969-4c86-bcbe-5f9198c20be3" xlink:type="arc" order="0"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_FinancialInstrumentAxis_8b80153f-4bfe-44f1-a3fe-906332d0772c" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_FinancialInstrumentAxis"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_us-gaap_FairValueAssetsAndLiabilitiesMeasuredOnRecurringAndNonrecurringBasisTable_da8a1b9e-4f8d-475c-89ec-36284167e7a2" xlink:to="loc_us-gaap_FinancialInstrumentAxis_8b80153f-4bfe-44f1-a3fe-906332d0772c" xlink:type="arc" order="3"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_TransfersAndServicingOfFinancialInstrumentsTypesOfFinancialInstrumentsDomain_8b80153f-4bfe-44f1-a3fe-906332d0772c_default" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_TransfersAndServicingOfFinancialInstrumentsTypesOfFinancialInstrumentsDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="loc_us-gaap_FinancialInstrumentAxis_8b80153f-4bfe-44f1-a3fe-906332d0772c" xlink:to="loc_us-gaap_TransfersAndServicingOfFinancialInstrumentsTypesOfFinancialInstrumentsDomain_8b80153f-4bfe-44f1-a3fe-906332d0772c_default" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_TransfersAndServicingOfFinancialInstrumentsTypesOfFinancialInstrumentsDomain_4e1cc5c7-6e3a-4cd3-aed7-517ee73c01b2" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_TransfersAndServicingOfFinancialInstrumentsTypesOfFinancialInstrumentsDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_us-gaap_FinancialInstrumentAxis_8b80153f-4bfe-44f1-a3fe-906332d0772c" xlink:to="loc_us-gaap_TransfersAndServicingOfFinancialInstrumentsTypesOfFinancialInstrumentsDomain_4e1cc5c7-6e3a-4cd3-aed7-517ee73c01b2" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_CorporateDebtSecuritiesMember_c0ecfb4d-f7ec-4680-a60a-11398235c4a1" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_CorporateDebtSecuritiesMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_TransfersAndServicingOfFinancialInstrumentsTypesOfFinancialInstrumentsDomain_4e1cc5c7-6e3a-4cd3-aed7-517ee73c01b2" xlink:to="loc_us-gaap_CorporateDebtSecuritiesMember_c0ecfb4d-f7ec-4680-a60a-11398235c4a1" xlink:type="arc" order="0"/>
    <link:loc xlink:type="locator" xlink:label="loc_ottr_GovernmentBackedAndGovernmentSponsoredEnterprisesDebtSecuritiesMember_5124ed8b-ea36-4c4e-bc23-2cc9dc11a8c8" xlink:href="ottr-20210331.xsd#ottr_GovernmentBackedAndGovernmentSponsoredEnterprisesDebtSecuritiesMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_TransfersAndServicingOfFinancialInstrumentsTypesOfFinancialInstrumentsDomain_4e1cc5c7-6e3a-4cd3-aed7-517ee73c01b2" xlink:to="loc_ottr_GovernmentBackedAndGovernmentSponsoredEnterprisesDebtSecuritiesMember_5124ed8b-ea36-4c4e-bc23-2cc9dc11a8c8" xlink:type="arc" order="1"/>
  </link:definitionLink>
  <link:roleRef roleURI="http://www.otpco.com/role/FairValueMeasurementsScheduleofFairValueofAssetsandLiabilitiesDetails" xlink:type="simple" xlink:href="ottr-20210331.xsd#FairValueMeasurementsScheduleofFairValueofAssetsandLiabilitiesDetails"/>
  <link:definitionLink xlink:role="http://www.otpco.com/role/FairValueMeasurementsScheduleofFairValueofAssetsandLiabilitiesDetails" xlink:type="extended" id="i0dbf403d4de64ed080df15b80d9d3577_FairValueMeasurementsScheduleofFairValueofAssetsandLiabilitiesDetails">
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_FairValueBalanceSheetGroupingFinancialStatementCaptionsLineItems_72edc588-a5e3-41f6-a794-31b2c70893ce" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_FairValueBalanceSheetGroupingFinancialStatementCaptionsLineItems"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_CashAndCashEquivalentsFairValueDisclosure_c609d239-6ddf-4cce-8f14-9b62a177ddf0" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_CashAndCashEquivalentsFairValueDisclosure"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_FairValueBalanceSheetGroupingFinancialStatementCaptionsLineItems_72edc588-a5e3-41f6-a794-31b2c70893ce" xlink:to="loc_us-gaap_CashAndCashEquivalentsFairValueDisclosure_c609d239-6ddf-4cce-8f14-9b62a177ddf0" xlink:type="arc" order="0"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ShorttermDebtFairValue_99d49c7c-85bb-465d-b71b-67f9dae416e9" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_ShorttermDebtFairValue"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_FairValueBalanceSheetGroupingFinancialStatementCaptionsLineItems_72edc588-a5e3-41f6-a794-31b2c70893ce" xlink:to="loc_us-gaap_ShorttermDebtFairValue_99d49c7c-85bb-465d-b71b-67f9dae416e9" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_LongTermDebtFairValue_b4c3c211-aa9d-491d-96fa-af0266efda8b" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_LongTermDebtFairValue"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_FairValueBalanceSheetGroupingFinancialStatementCaptionsLineItems_72edc588-a5e3-41f6-a794-31b2c70893ce" xlink:to="loc_us-gaap_LongTermDebtFairValue_b4c3c211-aa9d-491d-96fa-af0266efda8b" xlink:type="arc" order="2"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_FairValueByBalanceSheetGroupingTable_ae63ab74-a654-4abc-be21-b257675b0f2e" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_FairValueByBalanceSheetGroupingTable"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/all" xlink:from="loc_us-gaap_FairValueBalanceSheetGroupingFinancialStatementCaptionsLineItems_72edc588-a5e3-41f6-a794-31b2c70893ce" xlink:to="loc_us-gaap_FairValueByBalanceSheetGroupingTable_ae63ab74-a654-4abc-be21-b257675b0f2e" xlink:type="arc" order="1" xbrldt:closed="true" xbrldt:contextElement="segment"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_FairValueByMeasurementBasisAxis_70eb1612-02f8-4600-9b4d-788a6c62b457" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_FairValueByMeasurementBasisAxis"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_us-gaap_FairValueByBalanceSheetGroupingTable_ae63ab74-a654-4abc-be21-b257675b0f2e" xlink:to="loc_us-gaap_FairValueByMeasurementBasisAxis_70eb1612-02f8-4600-9b4d-788a6c62b457" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_PortionAtFairValueFairValueDisclosureMember_70eb1612-02f8-4600-9b4d-788a6c62b457_default" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_PortionAtFairValueFairValueDisclosureMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="loc_us-gaap_FairValueByMeasurementBasisAxis_70eb1612-02f8-4600-9b4d-788a6c62b457" xlink:to="loc_us-gaap_PortionAtFairValueFairValueDisclosureMember_70eb1612-02f8-4600-9b4d-788a6c62b457_default" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_FairValueDisclosureItemAmountsDomain_f70b94cd-14af-4284-8e6e-432caab3fae4" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_FairValueDisclosureItemAmountsDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_us-gaap_FairValueByMeasurementBasisAxis_70eb1612-02f8-4600-9b4d-788a6c62b457" xlink:to="loc_us-gaap_FairValueDisclosureItemAmountsDomain_f70b94cd-14af-4284-8e6e-432caab3fae4" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_PortionAtFairValueFairValueDisclosureMember_38f36842-82ee-44ff-af71-77cf3966e4e1" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_PortionAtFairValueFairValueDisclosureMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_FairValueDisclosureItemAmountsDomain_f70b94cd-14af-4284-8e6e-432caab3fae4" xlink:to="loc_us-gaap_PortionAtFairValueFairValueDisclosureMember_38f36842-82ee-44ff-af71-77cf3966e4e1" xlink:type="arc" order="0"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_CarryingReportedAmountFairValueDisclosureMember_93133c3a-428d-4ebb-8ba3-dd2ed1ca720d" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_CarryingReportedAmountFairValueDisclosureMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_FairValueDisclosureItemAmountsDomain_f70b94cd-14af-4284-8e6e-432caab3fae4" xlink:to="loc_us-gaap_CarryingReportedAmountFairValueDisclosureMember_93133c3a-428d-4ebb-8ba3-dd2ed1ca720d" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_EstimateOfFairValueFairValueDisclosureMember_41baadeb-8ee7-402f-8e5b-480bcb3f778a" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_EstimateOfFairValueFairValueDisclosureMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_FairValueDisclosureItemAmountsDomain_f70b94cd-14af-4284-8e6e-432caab3fae4" xlink:to="loc_us-gaap_EstimateOfFairValueFairValueDisclosureMember_41baadeb-8ee7-402f-8e5b-480bcb3f778a" xlink:type="arc" order="2"/>
  </link:definitionLink>
</link:linkbase>
</XBRL>
</TEXT>
</DOCUMENT>
<DOCUMENT>
<TYPE>EX-101.LAB
<SEQUENCE>9
<FILENAME>ottr-20210331_lab.xml
<DESCRIPTION>XBRL TAXONOMY EXTENSION LABEL LINKBASE DOCUMENT
<TEXT>
<XBRL>
<?xml version="1.0" encoding="UTF-8"?>

<!--XBRL Document Created with Wdesk from Workiva-->
<!--Copyright 2021 Workiva-->
<!--r:5175639b-ee1e-4604-b574-a3957bad0594,g:26f82884-127b-48a9-a5e4-edc2a60f257f-->
<link:linkbase xmlns:link="http://www.xbrl.org/2003/linkbase" xmlns:xlink="http://www.w3.org/1999/xlink" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xsi:schemaLocation="http://www.xbrl.org/2003/linkbase http://www.xbrl.org/2003/xbrl-linkbase-2003-12-31.xsd">
  <link:roleRef roleURI="http://www.xbrl.org/2009/role/negatedPeriodStartLabel" xlink:type="simple" xlink:href="http://www.xbrl.org/lrr/role/negated-2009-12-16.xsd#negatedPeriodStartLabel"/>
  <link:roleRef roleURI="http://www.xbrl.org/2009/role/netLabel" xlink:type="simple" xlink:href="http://www.xbrl.org/lrr/role/net-2009-12-16.xsd#netLabel"/>
  <link:roleRef roleURI="http://www.xbrl.org/2009/role/negatedNetLabel" xlink:type="simple" xlink:href="http://www.xbrl.org/lrr/role/negated-2009-12-16.xsd#negatedNetLabel"/>
  <link:roleRef roleURI="http://www.xbrl.org/2009/role/negatedTerseLabel" xlink:type="simple" xlink:href="http://www.xbrl.org/lrr/role/negated-2009-12-16.xsd#negatedTerseLabel"/>
  <link:roleRef roleURI="http://www.xbrl.org/2009/role/negatedPeriodEndLabel" xlink:type="simple" xlink:href="http://www.xbrl.org/lrr/role/negated-2009-12-16.xsd#negatedPeriodEndLabel"/>
  <link:roleRef roleURI="http://www.xbrl.org/2009/role/negatedLabel" xlink:type="simple" xlink:href="http://www.xbrl.org/lrr/role/negated-2009-12-16.xsd#negatedLabel"/>
  <link:roleRef roleURI="http://www.xbrl.org/2009/role/negatedTotalLabel" xlink:type="simple" xlink:href="http://www.xbrl.org/lrr/role/negated-2009-12-16.xsd#negatedTotalLabel"/>
  <link:labelLink xlink:role="http://www.xbrl.org/2003/role/link" xlink:type="extended">
    <link:label id="lab_ottr_PartnershipInAssistingCommunityExpansionPaceNote254DueMarch182021Member_21f198da-4878-4431-8a79-cf62ea0b262e_terseLabel_en-US" xlink:label="lab_ottr_PartnershipInAssistingCommunityExpansionPaceNote254DueMarch182021Member" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">PACE Note</link:label>
    <link:label id="lab_ottr_PartnershipInAssistingCommunityExpansionPaceNote254DueMarch182021Member_label_en-US" xlink:label="lab_ottr_PartnershipInAssistingCommunityExpansionPaceNote254DueMarch182021Member" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Partnership in Assisting Community Expansion (PACE) Note, 2.54%, due March 18, 2021 [Member]</link:label>
    <link:label id="lab_ottr_PartnershipInAssistingCommunityExpansionPaceNote254DueMarch182021Member_documentation_en-US" xlink:label="lab_ottr_PartnershipInAssistingCommunityExpansionPaceNote254DueMarch182021Member" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Represents information about partnership in assisting community expansion (PACE) note, 2.54%, due March 18, 2021.</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_ottr_PartnershipInAssistingCommunityExpansionPaceNote254DueMarch182021Member" xlink:href="ottr-20210331.xsd#ottr_PartnershipInAssistingCommunityExpansionPaceNote254DueMarch182021Member"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_ottr_PartnershipInAssistingCommunityExpansionPaceNote254DueMarch182021Member" xlink:to="lab_ottr_PartnershipInAssistingCommunityExpansionPaceNote254DueMarch182021Member" xlink:type="arc" order="1"/>
    <link:label id="lab_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsGrantsInPeriod_2b916d5d-b627-44f6-a753-979084deb99c_terseLabel_en-US" xlink:label="lab_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsGrantsInPeriod" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Granted (in shares)</link:label>
    <link:label id="lab_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsGrantsInPeriod_label_en-US" xlink:label="lab_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsGrantsInPeriod" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Grants in Period</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsGrantsInPeriod" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsGrantsInPeriod"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsGrantsInPeriod" xlink:to="lab_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsGrantsInPeriod" xlink:type="arc" order="1"/>
    <link:label id="lab_dei_DocumentType_9bdc0cef-fff3-4330-9a96-18de55af2958_terseLabel_en-US" xlink:label="lab_dei_DocumentType" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Document Type</link:label>
    <link:label id="lab_dei_DocumentType_label_en-US" xlink:label="lab_dei_DocumentType" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Document Type</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_dei_DocumentType" xlink:href="https://xbrl.sec.gov/dei/2020/dei-2020-01-31.xsd#dei_DocumentType"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_dei_DocumentType" xlink:to="lab_dei_DocumentType" xlink:type="arc" order="1"/>
    <link:label id="lab_us-gaap_OtherNonoperatingIncomeExpense_14665f17-c9d6-470f-a92e-bfa1989c420b_terseLabel_en-US" xlink:label="lab_us-gaap_OtherNonoperatingIncomeExpense" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Other Income (Expense)</link:label>
    <link:label id="lab_us-gaap_OtherNonoperatingIncomeExpense_label_en-US" xlink:label="lab_us-gaap_OtherNonoperatingIncomeExpense" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Other Nonoperating Income (Expense)</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_OtherNonoperatingIncomeExpense" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_OtherNonoperatingIncomeExpense"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_OtherNonoperatingIncomeExpense" xlink:to="lab_us-gaap_OtherNonoperatingIncomeExpense" xlink:type="arc" order="1"/>
    <link:label id="lab_us-gaap_CommitmentsAndContingenciesDisclosureTextBlock_a5088f02-e5ca-444d-a03e-750532f59a39_terseLabel_en-US" xlink:label="lab_us-gaap_CommitmentsAndContingenciesDisclosureTextBlock" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Commitments and Contingencies</link:label>
    <link:label id="lab_us-gaap_CommitmentsAndContingenciesDisclosureTextBlock_label_en-US" xlink:label="lab_us-gaap_CommitmentsAndContingenciesDisclosureTextBlock" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Commitments and Contingencies Disclosure [Text Block]</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_CommitmentsAndContingenciesDisclosureTextBlock" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_CommitmentsAndContingenciesDisclosureTextBlock"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_CommitmentsAndContingenciesDisclosureTextBlock" xlink:to="lab_us-gaap_CommitmentsAndContingenciesDisclosureTextBlock" xlink:type="arc" order="1"/>
    <link:label id="lab_us-gaap_InterestAndDebtExpense_09a6b18f-6f07-4301-9c86-50f1ff7385cd_terseLabel_en-US" xlink:label="lab_us-gaap_InterestAndDebtExpense" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Interest Charges</link:label>
    <link:label id="lab_us-gaap_InterestAndDebtExpense_label_en-US" xlink:label="lab_us-gaap_InterestAndDebtExpense" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Interest and Debt Expense</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_InterestAndDebtExpense" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_InterestAndDebtExpense"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_InterestAndDebtExpense" xlink:to="lab_us-gaap_InterestAndDebtExpense" xlink:type="arc" order="1"/>
    <link:label id="lab_us-gaap_IncreaseDecreaseInAccountsPayableAndAccruedLiabilities_06cbcff9-9fd6-405c-bf1f-707d6b2ea131_terseLabel_en-US" xlink:label="lab_us-gaap_IncreaseDecreaseInAccountsPayableAndAccruedLiabilities" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Change in Payables and Other Current Liabilities</link:label>
    <link:label id="lab_us-gaap_IncreaseDecreaseInAccountsPayableAndAccruedLiabilities_label_en-US" xlink:label="lab_us-gaap_IncreaseDecreaseInAccountsPayableAndAccruedLiabilities" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Increase (Decrease) in Accounts Payable and Accrued Liabilities</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_IncreaseDecreaseInAccountsPayableAndAccruedLiabilities" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_IncreaseDecreaseInAccountsPayableAndAccruedLiabilities"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_IncreaseDecreaseInAccountsPayableAndAccruedLiabilities" xlink:to="lab_us-gaap_IncreaseDecreaseInAccountsPayableAndAccruedLiabilities" xlink:type="arc" order="1"/>
    <link:label id="lab_ottr_EffectiveIncomeTaxRateReconciliationAllowanceForEquityFundsUsedDuringConstructionPercent_599db276-c3b0-484c-bd90-3498ad980eb7_terseLabel_en-US" xlink:label="lab_ottr_EffectiveIncomeTaxRateReconciliationAllowanceForEquityFundsUsedDuringConstructionPercent" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Allowance for Equity Funds Used During Construction</link:label>
    <link:label id="lab_ottr_EffectiveIncomeTaxRateReconciliationAllowanceForEquityFundsUsedDuringConstructionPercent_label_en-US" xlink:label="lab_ottr_EffectiveIncomeTaxRateReconciliationAllowanceForEquityFundsUsedDuringConstructionPercent" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Effective Income Tax Rate Reconciliation, Allowance for Equity, Funds Used During Construction, Percent</link:label>
    <link:label id="lab_ottr_EffectiveIncomeTaxRateReconciliationAllowanceForEquityFundsUsedDuringConstructionPercent_documentation_en-US" xlink:label="lab_ottr_EffectiveIncomeTaxRateReconciliationAllowanceForEquityFundsUsedDuringConstructionPercent" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Effective Income Tax Rate Reconciliation, Allowance for Equity, Funds Used During Construction, Percent</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_ottr_EffectiveIncomeTaxRateReconciliationAllowanceForEquityFundsUsedDuringConstructionPercent" xlink:href="ottr-20210331.xsd#ottr_EffectiveIncomeTaxRateReconciliationAllowanceForEquityFundsUsedDuringConstructionPercent"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_ottr_EffectiveIncomeTaxRateReconciliationAllowanceForEquityFundsUsedDuringConstructionPercent" xlink:to="lab_ottr_EffectiveIncomeTaxRateReconciliationAllowanceForEquityFundsUsedDuringConstructionPercent" xlink:type="arc" order="1"/>
    <link:label id="lab_us-gaap_StatementBusinessSegmentsAxis_61521a2d-7fbd-4fcf-bab6-126faeeb7df6_terseLabel_en-US" xlink:label="lab_us-gaap_StatementBusinessSegmentsAxis" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Segments [Axis]</link:label>
    <link:label id="lab_us-gaap_StatementBusinessSegmentsAxis_label_en-US" xlink:label="lab_us-gaap_StatementBusinessSegmentsAxis" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Segments [Axis]</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_StatementBusinessSegmentsAxis" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_StatementBusinessSegmentsAxis"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_StatementBusinessSegmentsAxis" xlink:to="lab_us-gaap_StatementBusinessSegmentsAxis" xlink:type="arc" order="1"/>
    <link:label id="lab_us-gaap_RegulatoryAssetsCurrent_ac552b20-7ffa-460e-a1dd-41e3fcef18fe_verboseLabel_en-US" xlink:label="lab_us-gaap_RegulatoryAssetsCurrent" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Regulatory Assets</link:label>
    <link:label id="lab_us-gaap_RegulatoryAssetsCurrent_0517eee1-75d9-44df-829c-c4d31ebf5727_terseLabel_en-US" xlink:label="lab_us-gaap_RegulatoryAssetsCurrent" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Regulatory assets - current</link:label>
    <link:label id="lab_us-gaap_RegulatoryAssetsCurrent_label_en-US" xlink:label="lab_us-gaap_RegulatoryAssetsCurrent" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Regulatory Assets, Current</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_RegulatoryAssetsCurrent" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_RegulatoryAssetsCurrent"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_RegulatoryAssetsCurrent" xlink:to="lab_us-gaap_RegulatoryAssetsCurrent" xlink:type="arc" order="1"/>
    <link:label id="lab_us-gaap_PensionAndOtherPostretirementBenefitsDisclosureTextBlock_311d8d72-0c0d-49d9-bb35-007078aa073b_terseLabel_en-US" xlink:label="lab_us-gaap_PensionAndOtherPostretirementBenefitsDisclosureTextBlock" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Pension Plan and Other Postretirement Benefits</link:label>
    <link:label id="lab_us-gaap_PensionAndOtherPostretirementBenefitsDisclosureTextBlock_label_en-US" xlink:label="lab_us-gaap_PensionAndOtherPostretirementBenefitsDisclosureTextBlock" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Retirement Benefits [Text Block]</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_PensionAndOtherPostretirementBenefitsDisclosureTextBlock" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_PensionAndOtherPostretirementBenefitsDisclosureTextBlock"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_PensionAndOtherPostretirementBenefitsDisclosureTextBlock" xlink:to="lab_us-gaap_PensionAndOtherPostretirementBenefitsDisclosureTextBlock" xlink:type="arc" order="1"/>
    <link:label id="lab_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsVestedInPeriodWeightedAverageGrantDateFairValue_65cf5995-d5fd-401f-bb43-8d95c5835de2_terseLabel_en-US" xlink:label="lab_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsVestedInPeriodWeightedAverageGrantDateFairValue" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Vested (in dollars per share)</link:label>
    <link:label id="lab_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsVestedInPeriodWeightedAverageGrantDateFairValue_label_en-US" xlink:label="lab_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsVestedInPeriodWeightedAverageGrantDateFairValue" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Vested in Period, Weighted Average Grant Date Fair Value</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsVestedInPeriodWeightedAverageGrantDateFairValue" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsVestedInPeriodWeightedAverageGrantDateFairValue"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsVestedInPeriodWeightedAverageGrantDateFairValue" xlink:to="lab_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsVestedInPeriodWeightedAverageGrantDateFairValue" xlink:type="arc" order="1"/>
    <link:label id="lab_srt_RangeMember_8775a035-b6c9-4ca9-8c42-fbbf5597620d_terseLabel_en-US" xlink:label="lab_srt_RangeMember" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Statistical Measurement [Domain]</link:label>
    <link:label id="lab_srt_RangeMember_label_en-US" xlink:label="lab_srt_RangeMember" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Statistical Measurement [Domain]</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_srt_RangeMember" xlink:href="http://xbrl.fasb.org/srt/2020/elts/srt-2020-01-31.xsd#srt_RangeMember"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_srt_RangeMember" xlink:to="lab_srt_RangeMember" xlink:type="arc" order="1"/>
    <link:label id="lab_us-gaap_LiabilitiesAndStockholdersEquityAbstract_c8e1f2f6-cb61-48e6-a5fe-50adc7db42a5_terseLabel_en-US" xlink:label="lab_us-gaap_LiabilitiesAndStockholdersEquityAbstract" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Liabilities and Shareholders' Equity</link:label>
    <link:label id="lab_us-gaap_LiabilitiesAndStockholdersEquityAbstract_label_en-US" xlink:label="lab_us-gaap_LiabilitiesAndStockholdersEquityAbstract" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Liabilities and Equity [Abstract]</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_LiabilitiesAndStockholdersEquityAbstract" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_LiabilitiesAndStockholdersEquityAbstract"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_LiabilitiesAndStockholdersEquityAbstract" xlink:to="lab_us-gaap_LiabilitiesAndStockholdersEquityAbstract" xlink:type="arc" order="1"/>
    <link:label id="lab_ottr_SeniorUnsecuredNotes407SeriesADueFebruary72048Member_972f7622-768c-483f-b630-926f883ad452_terseLabel_en-US" xlink:label="lab_ottr_SeniorUnsecuredNotes407SeriesADueFebruary72048Member" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Series 2018A Senior Unsecured Notes</link:label>
    <link:label id="lab_ottr_SeniorUnsecuredNotes407SeriesADueFebruary72048Member_label_en-US" xlink:label="lab_ottr_SeniorUnsecuredNotes407SeriesADueFebruary72048Member" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Senior Unsecured Notes 4.07%, Series A, Due February 7, 2048 [Member]</link:label>
    <link:label id="lab_ottr_SeniorUnsecuredNotes407SeriesADueFebruary72048Member_documentation_en-US" xlink:label="lab_ottr_SeniorUnsecuredNotes407SeriesADueFebruary72048Member" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Represents information about Senior Unsecured Notes 4.07%, Series 2018A, due February 7, 2048.</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_ottr_SeniorUnsecuredNotes407SeriesADueFebruary72048Member" xlink:href="ottr-20210331.xsd#ottr_SeniorUnsecuredNotes407SeriesADueFebruary72048Member"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_ottr_SeniorUnsecuredNotes407SeriesADueFebruary72048Member" xlink:to="lab_ottr_SeniorUnsecuredNotes407SeriesADueFebruary72048Member" xlink:type="arc" order="1"/>
    <link:label id="lab_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardLineItems_1fccdf0d-427c-406b-976c-f1918b18d082_terseLabel_en-US" xlink:label="lab_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardLineItems" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Share-based Compensation Arrangement by Share-based Payment Award [Line Items]</link:label>
    <link:label id="lab_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardLineItems_label_en-US" xlink:label="lab_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardLineItems" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Share-based Compensation Arrangement by Share-based Payment Award [Line Items]</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardLineItems" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardLineItems"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardLineItems" xlink:to="lab_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardLineItems" xlink:type="arc" order="1"/>
    <link:label id="lab_us-gaap_DeferredIncomeTaxLiabilitiesNet_dc0b1d9b-172c-4e7f-b04d-f1e302630e90_terseLabel_en-US" xlink:label="lab_us-gaap_DeferredIncomeTaxLiabilitiesNet" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Deferred Income Taxes</link:label>
    <link:label id="lab_us-gaap_DeferredIncomeTaxLiabilitiesNet_label_en-US" xlink:label="lab_us-gaap_DeferredIncomeTaxLiabilitiesNet" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Deferred Income Tax Liabilities, Net</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DeferredIncomeTaxLiabilitiesNet" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_DeferredIncomeTaxLiabilitiesNet"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_DeferredIncomeTaxLiabilitiesNet" xlink:to="lab_us-gaap_DeferredIncomeTaxLiabilitiesNet" xlink:type="arc" order="1"/>
    <link:label id="lab_dei_SecurityExchangeName_6000a3be-d68c-4d62-ae3e-a9f38766eb9b_terseLabel_en-US" xlink:label="lab_dei_SecurityExchangeName" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Security Exchange Name</link:label>
    <link:label id="lab_dei_SecurityExchangeName_label_en-US" xlink:label="lab_dei_SecurityExchangeName" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Security Exchange Name</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_dei_SecurityExchangeName" xlink:href="https://xbrl.sec.gov/dei/2020/dei-2020-01-31.xsd#dei_SecurityExchangeName"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_dei_SecurityExchangeName" xlink:to="lab_dei_SecurityExchangeName" xlink:type="arc" order="1"/>
    <link:label id="lab_ottr_RetailCommercialAndIndustrialMember_8735e412-5125-41a0-8cbb-f172477b1c5a_terseLabel_en-US" xlink:label="lab_ottr_RetailCommercialAndIndustrialMember" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Retail: Commercial and Industrial</link:label>
    <link:label id="lab_ottr_RetailCommercialAndIndustrialMember_label_en-US" xlink:label="lab_ottr_RetailCommercialAndIndustrialMember" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Retail, Commercial and Industrial [Member]</link:label>
    <link:label id="lab_ottr_RetailCommercialAndIndustrialMember_documentation_en-US" xlink:label="lab_ottr_RetailCommercialAndIndustrialMember" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Retail, Commercial and Industrial</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_ottr_RetailCommercialAndIndustrialMember" xlink:href="ottr-20210331.xsd#ottr_RetailCommercialAndIndustrialMember"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_ottr_RetailCommercialAndIndustrialMember" xlink:to="lab_ottr_RetailCommercialAndIndustrialMember" xlink:type="arc" order="1"/>
    <link:label id="lab_us-gaap_IntangibleAssetsNetExcludingGoodwill_d63ef14f-d82d-4be6-9f68-41b93838dbf1_terseLabel_en-US" xlink:label="lab_us-gaap_IntangibleAssetsNetExcludingGoodwill" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Intangible Assets, net of accumulated amortization</link:label>
    <link:label id="lab_us-gaap_IntangibleAssetsNetExcludingGoodwill_label_en-US" xlink:label="lab_us-gaap_IntangibleAssetsNetExcludingGoodwill" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Intangible Assets, Net (Excluding Goodwill)</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_IntangibleAssetsNetExcludingGoodwill" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_IntangibleAssetsNetExcludingGoodwill"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_IntangibleAssetsNetExcludingGoodwill" xlink:to="lab_us-gaap_IntangibleAssetsNetExcludingGoodwill" xlink:type="arc" order="1"/>
    <link:label id="lab_us-gaap_OtherComprehensiveIncomeAvailableForSaleSecuritiesAdjustmentNetOfTaxPeriodIncreaseDecreaseAbstract_86ae1ee7-9035-49c8-9b0b-2c0566bdb45e_terseLabel_en-US" xlink:label="lab_us-gaap_OtherComprehensiveIncomeAvailableForSaleSecuritiesAdjustmentNetOfTaxPeriodIncreaseDecreaseAbstract" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Unrealized Gain (Loss) on Available-for-Sale Securities:</link:label>
    <link:label id="lab_us-gaap_OtherComprehensiveIncomeAvailableForSaleSecuritiesAdjustmentNetOfTaxPeriodIncreaseDecreaseAbstract_label_en-US" xlink:label="lab_us-gaap_OtherComprehensiveIncomeAvailableForSaleSecuritiesAdjustmentNetOfTaxPeriodIncreaseDecreaseAbstract" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">OCI, Debt Securities, Available-for-Sale, Gain (Loss), after Adjustment and Tax [Abstract]</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_OtherComprehensiveIncomeAvailableForSaleSecuritiesAdjustmentNetOfTaxPeriodIncreaseDecreaseAbstract" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_OtherComprehensiveIncomeAvailableForSaleSecuritiesAdjustmentNetOfTaxPeriodIncreaseDecreaseAbstract"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_OtherComprehensiveIncomeAvailableForSaleSecuritiesAdjustmentNetOfTaxPeriodIncreaseDecreaseAbstract" xlink:to="lab_us-gaap_OtherComprehensiveIncomeAvailableForSaleSecuritiesAdjustmentNetOfTaxPeriodIncreaseDecreaseAbstract" xlink:type="arc" order="1"/>
    <link:label id="lab_ottr_ShareBasedCompensationArrangementByShareBasedPaymentAwardVestedAwardPeriod_cb2e08e3-3a28-496f-891b-9e64b0ff687d_terseLabel_en-US" xlink:label="lab_ottr_ShareBasedCompensationArrangementByShareBasedPaymentAwardVestedAwardPeriod" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Awards vesting period</link:label>
    <link:label id="lab_ottr_ShareBasedCompensationArrangementByShareBasedPaymentAwardVestedAwardPeriod_label_en-US" xlink:label="lab_ottr_ShareBasedCompensationArrangementByShareBasedPaymentAwardVestedAwardPeriod" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Share-based Compensation Arrangement by Share-based Payment Award, Vested Award Period</link:label>
    <link:label id="lab_ottr_ShareBasedCompensationArrangementByShareBasedPaymentAwardVestedAwardPeriod_documentation_en-US" xlink:label="lab_ottr_ShareBasedCompensationArrangementByShareBasedPaymentAwardVestedAwardPeriod" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Share-based Compensation Arrangement by Share-based Payment Award, Vested Award Period</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_ottr_ShareBasedCompensationArrangementByShareBasedPaymentAwardVestedAwardPeriod" xlink:href="ottr-20210331.xsd#ottr_ShareBasedCompensationArrangementByShareBasedPaymentAwardVestedAwardPeriod"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_ottr_ShareBasedCompensationArrangementByShareBasedPaymentAwardVestedAwardPeriod" xlink:to="lab_ottr_ShareBasedCompensationArrangementByShareBasedPaymentAwardVestedAwardPeriod" xlink:type="arc" order="1"/>
    <link:label id="lab_us-gaap_ProceedsFromIssuanceOfLongTermDebt_d3b30c41-2806-4850-b342-654f49c9a597_terseLabel_en-US" xlink:label="lab_us-gaap_ProceedsFromIssuanceOfLongTermDebt" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Proceeds from Issuance of Long-Term Debt</link:label>
    <link:label id="lab_us-gaap_ProceedsFromIssuanceOfLongTermDebt_label_en-US" xlink:label="lab_us-gaap_ProceedsFromIssuanceOfLongTermDebt" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Proceeds from Issuance of Long-term Debt</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ProceedsFromIssuanceOfLongTermDebt" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_ProceedsFromIssuanceOfLongTermDebt"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_ProceedsFromIssuanceOfLongTermDebt" xlink:to="lab_us-gaap_ProceedsFromIssuanceOfLongTermDebt" xlink:type="arc" order="1"/>
    <link:label id="lab_us-gaap_OperatingIncomeLoss_d2497c2a-f36a-42e0-b45b-9d602a0d06ed_totalLabel_en-US" xlink:label="lab_us-gaap_OperatingIncomeLoss" xlink:role="http://www.xbrl.org/2003/role/totalLabel" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Operating Income</link:label>
    <link:label id="lab_us-gaap_OperatingIncomeLoss_label_en-US" xlink:label="lab_us-gaap_OperatingIncomeLoss" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Operating Income (Loss)</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_OperatingIncomeLoss" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_OperatingIncomeLoss"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_OperatingIncomeLoss" xlink:to="lab_us-gaap_OperatingIncomeLoss" xlink:type="arc" order="1"/>
    <link:label id="lab_us-gaap_PaymentsOfDebtIssuanceCosts_de4bfb3e-fdc9-4b23-a636-2a8664e604bc_negatedLabel_en-US" xlink:label="lab_us-gaap_PaymentsOfDebtIssuanceCosts" xlink:role="http://www.xbrl.org/2009/role/negatedLabel" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Short-Term and Long-Term Debt Issuance Expenses</link:label>
    <link:label id="lab_us-gaap_PaymentsOfDebtIssuanceCosts_label_en-US" xlink:label="lab_us-gaap_PaymentsOfDebtIssuanceCosts" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Payments of Debt Issuance Costs</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_PaymentsOfDebtIssuanceCosts" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_PaymentsOfDebtIssuanceCosts"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_PaymentsOfDebtIssuanceCosts" xlink:to="lab_us-gaap_PaymentsOfDebtIssuanceCosts" xlink:type="arc" order="1"/>
    <link:label id="lab_ottr_ProductSalesMember_91d89cb1-2443-4af2-8f0b-4f1cd4e4d7b3_terseLabel_en-US" xlink:label="lab_ottr_ProductSalesMember" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Product Sales</link:label>
    <link:label id="lab_ottr_ProductSalesMember_label_en-US" xlink:label="lab_ottr_ProductSalesMember" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Product Sales [Member]</link:label>
    <link:label id="lab_ottr_ProductSalesMember_documentation_en-US" xlink:label="lab_ottr_ProductSalesMember" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Product Sales</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_ottr_ProductSalesMember" xlink:href="ottr-20210331.xsd#ottr_ProductSalesMember"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_ottr_ProductSalesMember" xlink:to="lab_ottr_ProductSalesMember" xlink:type="arc" order="1"/>
    <link:label id="lab_us-gaap_LiabilitiesCurrent_6b6eb594-a2a3-4b38-a0cf-4c8243ba221f_totalLabel_en-US" xlink:label="lab_us-gaap_LiabilitiesCurrent" xlink:role="http://www.xbrl.org/2003/role/totalLabel" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Total Current Liabilities</link:label>
    <link:label id="lab_us-gaap_LiabilitiesCurrent_label_en-US" xlink:label="lab_us-gaap_LiabilitiesCurrent" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Liabilities, Current</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_LiabilitiesCurrent" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_LiabilitiesCurrent"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_LiabilitiesCurrent" xlink:to="lab_us-gaap_LiabilitiesCurrent" xlink:type="arc" order="1"/>
    <link:label id="lab_ottr_ScrapMetalSalesMember_7902abd0-b6e2-4817-abcc-0fce5c3650db_terseLabel_en-US" xlink:label="lab_ottr_ScrapMetalSalesMember" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Scrap Metal Sales</link:label>
    <link:label id="lab_ottr_ScrapMetalSalesMember_label_en-US" xlink:label="lab_ottr_ScrapMetalSalesMember" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Scrap Metal Sales [Member]</link:label>
    <link:label id="lab_ottr_ScrapMetalSalesMember_documentation_en-US" xlink:label="lab_ottr_ScrapMetalSalesMember" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Scrap Metal Sales</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_ottr_ScrapMetalSalesMember" xlink:href="ottr-20210331.xsd#ottr_ScrapMetalSalesMember"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_ottr_ScrapMetalSalesMember" xlink:to="lab_ottr_ScrapMetalSalesMember" xlink:type="arc" order="1"/>
    <link:label id="lab_us-gaap_PerformanceSharesMember_2db250b3-ada9-4e75-a3ac-d5ce61443a4c_terseLabel_en-US" xlink:label="lab_us-gaap_PerformanceSharesMember" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Stock Performance Awards</link:label>
    <link:label id="lab_us-gaap_PerformanceSharesMember_label_en-US" xlink:label="lab_us-gaap_PerformanceSharesMember" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Performance Shares [Member]</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_PerformanceSharesMember" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_PerformanceSharesMember"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_PerformanceSharesMember" xlink:to="lab_us-gaap_PerformanceSharesMember" xlink:type="arc" order="1"/>
    <link:label id="lab_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNonvestedWeightedAverageGrantDateFairValue_bc876527-bad5-4db6-9c90-2db74cbd5c91_periodStartLabel_en-US" xlink:label="lab_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNonvestedWeightedAverageGrantDateFairValue" xlink:role="http://www.xbrl.org/2003/role/periodStartLabel" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Beginning of year (in dollars per share)</link:label>
    <link:label id="lab_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNonvestedWeightedAverageGrantDateFairValue_0db36630-1d8c-4b62-bbb4-949818ec096c_periodEndLabel_en-US" xlink:label="lab_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNonvestedWeightedAverageGrantDateFairValue" xlink:role="http://www.xbrl.org/2003/role/periodEndLabel" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">End of year (in dollars per share)</link:label>
    <link:label id="lab_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNonvestedWeightedAverageGrantDateFairValue_label_en-US" xlink:label="lab_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNonvestedWeightedAverageGrantDateFairValue" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Nonvested, Weighted Average Grant Date Fair Value</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNonvestedWeightedAverageGrantDateFairValue" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNonvestedWeightedAverageGrantDateFairValue"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNonvestedWeightedAverageGrantDateFairValue" xlink:to="lab_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNonvestedWeightedAverageGrantDateFairValue" xlink:type="arc" order="1"/>
    <link:label id="lab_ottr_The355GuaranteedSeniorNotesDueDecember152026Member_a7d7cba5-69aa-42cc-9b87-f08820639440_terseLabel_en-US" xlink:label="lab_ottr_The355GuaranteedSeniorNotesDueDecember152026Member" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Guaranteed Senior Notes</link:label>
    <link:label id="lab_ottr_The355GuaranteedSeniorNotesDueDecember152026Member_label_en-US" xlink:label="lab_ottr_The355GuaranteedSeniorNotesDueDecember152026Member" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">The 3.55% Guaranteed Senior Notes, Due December 15, 2026 [Member]</link:label>
    <link:label id="lab_ottr_The355GuaranteedSeniorNotesDueDecember152026Member_documentation_en-US" xlink:label="lab_ottr_The355GuaranteedSeniorNotesDueDecember152026Member" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Represents information about 3.55% Guaranteed Senior Notes, due December 15, 2026.</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_ottr_The355GuaranteedSeniorNotesDueDecember152026Member" xlink:href="ottr-20210331.xsd#ottr_The355GuaranteedSeniorNotesDueDecember152026Member"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_ottr_The355GuaranteedSeniorNotesDueDecember152026Member" xlink:to="lab_ottr_The355GuaranteedSeniorNotesDueDecember152026Member" xlink:type="arc" order="1"/>
    <link:label id="lab_us-gaap_OtherInvestments_3845b6d2-ac74-443e-8802-be2276caae2a_terseLabel_en-US" xlink:label="lab_us-gaap_OtherInvestments" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Other Investments</link:label>
    <link:label id="lab_us-gaap_OtherInvestments_label_en-US" xlink:label="lab_us-gaap_OtherInvestments" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Other Investments</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_OtherInvestments" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_OtherInvestments"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_OtherInvestments" xlink:to="lab_us-gaap_OtherInvestments" xlink:type="arc" order="1"/>
    <link:label id="lab_us-gaap_CommitmentsAndContingencies_c9aad87d-8cc0-4a12-a22a-0c986ce796fd_terseLabel_en-US" xlink:label="lab_us-gaap_CommitmentsAndContingencies" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Commitments and Contingencies (Note 9)</link:label>
    <link:label id="lab_us-gaap_CommitmentsAndContingencies_label_en-US" xlink:label="lab_us-gaap_CommitmentsAndContingencies" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Commitments and Contingencies</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_CommitmentsAndContingencies" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_CommitmentsAndContingencies"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_CommitmentsAndContingencies" xlink:to="lab_us-gaap_CommitmentsAndContingencies" xlink:type="arc" order="1"/>
    <link:label id="lab_us-gaap_PaymentsForRepurchaseOfCommonStock_af834f76-2ccd-4ca8-b21b-f9ab6b3d37ac_negatedLabel_en-US" xlink:label="lab_us-gaap_PaymentsForRepurchaseOfCommonStock" xlink:role="http://www.xbrl.org/2009/role/negatedLabel" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Payments for Shares Withheld for Employee Tax Obligations</link:label>
    <link:label id="lab_us-gaap_PaymentsForRepurchaseOfCommonStock_label_en-US" xlink:label="lab_us-gaap_PaymentsForRepurchaseOfCommonStock" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Payments for Repurchase of Common Stock</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_PaymentsForRepurchaseOfCommonStock" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_PaymentsForRepurchaseOfCommonStock"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_PaymentsForRepurchaseOfCommonStock" xlink:to="lab_us-gaap_PaymentsForRepurchaseOfCommonStock" xlink:type="arc" order="1"/>
    <link:label id="lab_us-gaap_AssetsAbstract_f9c5e09e-4186-479b-b223-f5d101bfae28_terseLabel_en-US" xlink:label="lab_us-gaap_AssetsAbstract" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Assets</link:label>
    <link:label id="lab_us-gaap_AssetsAbstract_label_en-US" xlink:label="lab_us-gaap_AssetsAbstract" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Assets [Abstract]</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_AssetsAbstract" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_AssetsAbstract"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_AssetsAbstract" xlink:to="lab_us-gaap_AssetsAbstract" xlink:type="arc" order="1"/>
    <link:label id="lab_us-gaap_ScheduleOfPropertyPlantAndEquipmentTable_bc07a5f1-ac29-46c2-8621-65325752c75a_terseLabel_en-US" xlink:label="lab_us-gaap_ScheduleOfPropertyPlantAndEquipmentTable" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Property, Plant and Equipment [Table]</link:label>
    <link:label id="lab_us-gaap_ScheduleOfPropertyPlantAndEquipmentTable_label_en-US" xlink:label="lab_us-gaap_ScheduleOfPropertyPlantAndEquipmentTable" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Property, Plant and Equipment [Table]</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ScheduleOfPropertyPlantAndEquipmentTable" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_ScheduleOfPropertyPlantAndEquipmentTable"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_ScheduleOfPropertyPlantAndEquipmentTable" xlink:to="lab_us-gaap_ScheduleOfPropertyPlantAndEquipmentTable" xlink:type="arc" order="1"/>
    <link:label id="lab_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardAwardVestingPeriod1_66e91054-d635-4e93-b4d8-e07049d4e8bd_terseLabel_en-US" xlink:label="lab_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardAwardVestingPeriod1" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Award vesting period</link:label>
    <link:label id="lab_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardAwardVestingPeriod1_label_en-US" xlink:label="lab_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardAwardVestingPeriod1" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Share-based Compensation Arrangement by Share-based Payment Award, Award Vesting Period</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardAwardVestingPeriod1" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardAwardVestingPeriod1"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardAwardVestingPeriod1" xlink:to="lab_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardAwardVestingPeriod1" xlink:type="arc" order="1"/>
    <link:label id="lab_us-gaap_AccountingPoliciesAbstract_6ed1e61a-23cf-47ca-a575-6de2f89c92f0_terseLabel_en-US" xlink:label="lab_us-gaap_AccountingPoliciesAbstract" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Accounting Policies [Abstract]</link:label>
    <link:label id="lab_us-gaap_AccountingPoliciesAbstract_label_en-US" xlink:label="lab_us-gaap_AccountingPoliciesAbstract" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Accounting Policies [Abstract]</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_AccountingPoliciesAbstract" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_AccountingPoliciesAbstract"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_AccountingPoliciesAbstract" xlink:to="lab_us-gaap_AccountingPoliciesAbstract" xlink:type="arc" order="1"/>
    <link:label id="lab_dei_EntityAddressStateOrProvince_9769e698-a8e6-488f-a1e8-51be035e5887_terseLabel_en-US" xlink:label="lab_dei_EntityAddressStateOrProvince" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Entity Address, State or Province</link:label>
    <link:label id="lab_dei_EntityAddressStateOrProvince_label_en-US" xlink:label="lab_dei_EntityAddressStateOrProvince" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Entity Address, State or Province</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_dei_EntityAddressStateOrProvince" xlink:href="https://xbrl.sec.gov/dei/2020/dei-2020-01-31.xsd#dei_EntityAddressStateOrProvince"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_dei_EntityAddressStateOrProvince" xlink:to="lab_dei_EntityAddressStateOrProvince" xlink:type="arc" order="1"/>
    <link:label id="lab_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsVestedInPeriod_456d185d-0dde-4752-a546-8b6dadb419ad_negatedTerseLabel_en-US" xlink:label="lab_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsVestedInPeriod" xlink:role="http://www.xbrl.org/2009/role/negatedTerseLabel" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Vested (in shares)</link:label>
    <link:label id="lab_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsVestedInPeriod_label_en-US" xlink:label="lab_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsVestedInPeriod" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Vested in Period</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsVestedInPeriod" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsVestedInPeriod"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsVestedInPeriod" xlink:to="lab_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsVestedInPeriod" xlink:type="arc" order="1"/>
    <link:label id="lab_us-gaap_AccountsPayableCurrent_03a69749-daaa-4c51-b2c6-350e2bbf8272_terseLabel_en-US" xlink:label="lab_us-gaap_AccountsPayableCurrent" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Accounts Payable</link:label>
    <link:label id="lab_us-gaap_AccountsPayableCurrent_label_en-US" xlink:label="lab_us-gaap_AccountsPayableCurrent" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Accounts Payable, Current</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_AccountsPayableCurrent" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_AccountsPayableCurrent"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_AccountsPayableCurrent" xlink:to="lab_us-gaap_AccountsPayableCurrent" xlink:type="arc" order="1"/>
    <link:label id="lab_us-gaap_OtherCommitmentsTable_868fd9c3-dc49-46dd-abeb-7b799b7afb05_terseLabel_en-US" xlink:label="lab_us-gaap_OtherCommitmentsTable" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Other Commitments [Table]</link:label>
    <link:label id="lab_us-gaap_OtherCommitmentsTable_label_en-US" xlink:label="lab_us-gaap_OtherCommitmentsTable" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Other Commitments [Table]</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_OtherCommitmentsTable" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_OtherCommitmentsTable"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_OtherCommitmentsTable" xlink:to="lab_us-gaap_OtherCommitmentsTable" xlink:type="arc" order="1"/>
    <link:label id="lab_us-gaap_FairValueBalanceSheetGroupingFinancialStatementCaptionsLineItems_07c8c127-aa29-4020-b952-0dec702609a7_terseLabel_en-US" xlink:label="lab_us-gaap_FairValueBalanceSheetGroupingFinancialStatementCaptionsLineItems" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items]</link:label>
    <link:label id="lab_us-gaap_FairValueBalanceSheetGroupingFinancialStatementCaptionsLineItems_label_en-US" xlink:label="lab_us-gaap_FairValueBalanceSheetGroupingFinancialStatementCaptionsLineItems" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items]</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_FairValueBalanceSheetGroupingFinancialStatementCaptionsLineItems" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_FairValueBalanceSheetGroupingFinancialStatementCaptionsLineItems"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_FairValueBalanceSheetGroupingFinancialStatementCaptionsLineItems" xlink:to="lab_us-gaap_FairValueBalanceSheetGroupingFinancialStatementCaptionsLineItems" xlink:type="arc" order="1"/>
    <link:label id="lab_ottr_ISOCostRecoveryTrackersMember_260535c6-8226-449f-850e-09ec42f1f955_terseLabel_en-US" xlink:label="lab_ottr_ISOCostRecoveryTrackersMember" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">ISO Cost Recovery Trackers</link:label>
    <link:label id="lab_ottr_ISOCostRecoveryTrackersMember_9d315d94-68ea-4692-a103-50706ecbe19f_verboseLabel_en-US" xlink:label="lab_ottr_ISOCostRecoveryTrackersMember" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">ISO Cost Recovery Trackers</link:label>
    <link:label id="lab_ottr_ISOCostRecoveryTrackersMember_label_en-US" xlink:label="lab_ottr_ISOCostRecoveryTrackersMember" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">ISO Cost Recovery Trackers [Member]</link:label>
    <link:label id="lab_ottr_ISOCostRecoveryTrackersMember_documentation_en-US" xlink:label="lab_ottr_ISOCostRecoveryTrackersMember" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">ISO Cost Recovery Trackers</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_ottr_ISOCostRecoveryTrackersMember" xlink:href="ottr-20210331.xsd#ottr_ISOCostRecoveryTrackersMember"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_ottr_ISOCostRecoveryTrackersMember" xlink:to="lab_ottr_ISOCostRecoveryTrackersMember" xlink:type="arc" order="1"/>
    <link:label id="lab_us-gaap_RetainedEarningsAccumulatedDeficit_e4082c5c-bafe-421b-a1d8-ba04326fbf4c_terseLabel_en-US" xlink:label="lab_us-gaap_RetainedEarningsAccumulatedDeficit" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Retained Earnings</link:label>
    <link:label id="lab_us-gaap_RetainedEarningsAccumulatedDeficit_label_en-US" xlink:label="lab_us-gaap_RetainedEarningsAccumulatedDeficit" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Retained Earnings (Accumulated Deficit)</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_RetainedEarningsAccumulatedDeficit" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_RetainedEarningsAccumulatedDeficit"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_RetainedEarningsAccumulatedDeficit" xlink:to="lab_us-gaap_RetainedEarningsAccumulatedDeficit" xlink:type="arc" order="1"/>
    <link:label id="lab_us-gaap_DebtInstrumentUnamortizedDiscount_d958b74d-d232-473a-9cf2-714d89f92a4d_terseLabel_en-US" xlink:label="lab_us-gaap_DebtInstrumentUnamortizedDiscount" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Unamortized Long-Term Debt Issuance Costs</link:label>
    <link:label id="lab_us-gaap_DebtInstrumentUnamortizedDiscount_label_en-US" xlink:label="lab_us-gaap_DebtInstrumentUnamortizedDiscount" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Debt Instrument, Unamortized Discount</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DebtInstrumentUnamortizedDiscount" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_DebtInstrumentUnamortizedDiscount"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_DebtInstrumentUnamortizedDiscount" xlink:to="lab_us-gaap_DebtInstrumentUnamortizedDiscount" xlink:type="arc" order="1"/>
    <link:label id="lab_ottr_ElectronicProductRetailMember_35fc7742-f13f-4278-bc76-8ed4366b476c_terseLabel_en-US" xlink:label="lab_ottr_ElectronicProductRetailMember" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Total Retail</link:label>
    <link:label id="lab_ottr_ElectronicProductRetailMember_label_en-US" xlink:label="lab_ottr_ElectronicProductRetailMember" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Electronic Product, Retail [Member]</link:label>
    <link:label id="lab_ottr_ElectronicProductRetailMember_documentation_en-US" xlink:label="lab_ottr_ElectronicProductRetailMember" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Electronic Product, Retail</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_ottr_ElectronicProductRetailMember" xlink:href="ottr-20210331.xsd#ottr_ElectronicProductRetailMember"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_ottr_ElectronicProductRetailMember" xlink:to="lab_ottr_ElectronicProductRetailMember" xlink:type="arc" order="1"/>
    <link:label id="lab_us-gaap_MoneyMarketFundsAtCarryingValue_0ea96451-0b5a-475e-b17e-6cdf124d6c94_terseLabel_en-US" xlink:label="lab_us-gaap_MoneyMarketFundsAtCarryingValue" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Money Market Funds</link:label>
    <link:label id="lab_us-gaap_MoneyMarketFundsAtCarryingValue_label_en-US" xlink:label="lab_us-gaap_MoneyMarketFundsAtCarryingValue" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Money Market Funds, at Carrying Value</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_MoneyMarketFundsAtCarryingValue" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_MoneyMarketFundsAtCarryingValue"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_MoneyMarketFundsAtCarryingValue" xlink:to="lab_us-gaap_MoneyMarketFundsAtCarryingValue" xlink:type="arc" order="1"/>
    <link:label id="lab_us-gaap_AociTaxAttributableToParent_384d3cbc-eae2-43f6-ac61-e3a3c7c5d31c_negatedLabel_en-US" xlink:label="lab_us-gaap_AociTaxAttributableToParent" xlink:role="http://www.xbrl.org/2009/role/negatedLabel" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Tax Effect</link:label>
    <link:label id="lab_us-gaap_AociTaxAttributableToParent_label_en-US" xlink:label="lab_us-gaap_AociTaxAttributableToParent" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">AOCI Tax, Attributable to Parent</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_AociTaxAttributableToParent" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_AociTaxAttributableToParent"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_AociTaxAttributableToParent" xlink:to="lab_us-gaap_AociTaxAttributableToParent" xlink:type="arc" order="1"/>
    <link:label id="lab_us-gaap_AociBeforeTaxAttributableToParent_91cec245-f715-4ea7-aeb8-43877c57e0ca_terseLabel_en-US" xlink:label="lab_us-gaap_AociBeforeTaxAttributableToParent" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Before Tax</link:label>
    <link:label id="lab_us-gaap_AociBeforeTaxAttributableToParent_label_en-US" xlink:label="lab_us-gaap_AociBeforeTaxAttributableToParent" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">AOCI before Tax, Attributable to Parent</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_AociBeforeTaxAttributableToParent" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_AociBeforeTaxAttributableToParent"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_AociBeforeTaxAttributableToParent" xlink:to="lab_us-gaap_AociBeforeTaxAttributableToParent" xlink:type="arc" order="1"/>
    <link:label id="lab_ottr_IncreaseDecreaseInOtherOperatingLiabilitiesAndIncreaseDecreaseInDeferredLiabilities_35ade440-229b-4d04-a880-a6e26494e818_negatedLabel_en-US" xlink:label="lab_ottr_IncreaseDecreaseInOtherOperatingLiabilitiesAndIncreaseDecreaseInDeferredLiabilities" xlink:role="http://www.xbrl.org/2009/role/negatedLabel" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Change in Noncurrent Liabilities and Deferred Credits</link:label>
    <link:label id="lab_ottr_IncreaseDecreaseInOtherOperatingLiabilitiesAndIncreaseDecreaseInDeferredLiabilities_label_en-US" xlink:label="lab_ottr_IncreaseDecreaseInOtherOperatingLiabilitiesAndIncreaseDecreaseInDeferredLiabilities" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">ottr_IncreaseDecreaseInOtherOperatingLiabilitiesAndIncreaseDecreaseInDeferredLiabilities</link:label>
    <link:label id="lab_ottr_IncreaseDecreaseInOtherOperatingLiabilitiesAndIncreaseDecreaseInDeferredLiabilities_documentation_en-US" xlink:label="lab_ottr_IncreaseDecreaseInOtherOperatingLiabilitiesAndIncreaseDecreaseInDeferredLiabilities" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">The net change during the reporting period in the value of obligations incurred during the current reporting period that will be paid for over a period of years or revenues received that will be earned over a period of years.</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_ottr_IncreaseDecreaseInOtherOperatingLiabilitiesAndIncreaseDecreaseInDeferredLiabilities" xlink:href="ottr-20210331.xsd#ottr_IncreaseDecreaseInOtherOperatingLiabilitiesAndIncreaseDecreaseInDeferredLiabilities"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_ottr_IncreaseDecreaseInOtherOperatingLiabilitiesAndIncreaseDecreaseInDeferredLiabilities" xlink:to="lab_ottr_IncreaseDecreaseInOtherOperatingLiabilitiesAndIncreaseDecreaseInDeferredLiabilities" xlink:type="arc" order="1"/>
    <link:label id="lab_us-gaap_SharesOutstanding_4245192b-5b01-401b-b18c-cfeaaba58e25_periodStartLabel_en-US" xlink:label="lab_us-gaap_SharesOutstanding" xlink:role="http://www.xbrl.org/2003/role/periodStartLabel" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Beginning balance, shares (in shares)</link:label>
    <link:label id="lab_us-gaap_SharesOutstanding_626ee6e1-dbf4-4da8-bcf3-17cfe492a419_periodEndLabel_en-US" xlink:label="lab_us-gaap_SharesOutstanding" xlink:role="http://www.xbrl.org/2003/role/periodEndLabel" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Ending balance, shares (in shares)</link:label>
    <link:label id="lab_us-gaap_SharesOutstanding_label_en-US" xlink:label="lab_us-gaap_SharesOutstanding" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Shares, Outstanding</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_SharesOutstanding" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_SharesOutstanding"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_SharesOutstanding" xlink:to="lab_us-gaap_SharesOutstanding" xlink:type="arc" order="1"/>
    <link:label id="lab_ottr_ManufacturingMember_47987a8c-5932-4c2a-9161-c8ae4fb3b1b4_terseLabel_en-US" xlink:label="lab_ottr_ManufacturingMember" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Manufacturing</link:label>
    <link:label id="lab_ottr_ManufacturingMember_label_en-US" xlink:label="lab_ottr_ManufacturingMember" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Manufacturing [Member]</link:label>
    <link:label id="lab_ottr_ManufacturingMember_documentation_en-US" xlink:label="lab_ottr_ManufacturingMember" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Represents information about manufacturing.</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_ottr_ManufacturingMember" xlink:href="ottr-20210331.xsd#ottr_ManufacturingMember"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_ottr_ManufacturingMember" xlink:to="lab_ottr_ManufacturingMember" xlink:type="arc" order="1"/>
    <link:label id="lab_ottr_DefinedBenefitPlanAmortizationOfGainsLossesFromRegulatoryAssets_c6cf1c29-e04e-4115-a9ee-317b2ebea281_negatedLabel_en-US" xlink:label="lab_ottr_DefinedBenefitPlanAmortizationOfGainsLossesFromRegulatoryAssets" xlink:role="http://www.xbrl.org/2009/role/negatedLabel" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">From Regulatory Asset</link:label>
    <link:label id="lab_ottr_DefinedBenefitPlanAmortizationOfGainsLossesFromRegulatoryAssets_label_en-US" xlink:label="lab_ottr_DefinedBenefitPlanAmortizationOfGainsLossesFromRegulatoryAssets" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">ottr_DefinedBenefitPlanAmortizationOfGainsLossesFromRegulatoryAssets</link:label>
    <link:label id="lab_ottr_DefinedBenefitPlanAmortizationOfGainsLossesFromRegulatoryAssets_documentation_en-US" xlink:label="lab_ottr_DefinedBenefitPlanAmortizationOfGainsLossesFromRegulatoryAssets" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">The amount of gains or losses recognized in net periodic benefit cost from regulatory assets.</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_ottr_DefinedBenefitPlanAmortizationOfGainsLossesFromRegulatoryAssets" xlink:href="ottr-20210331.xsd#ottr_DefinedBenefitPlanAmortizationOfGainsLossesFromRegulatoryAssets"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_ottr_DefinedBenefitPlanAmortizationOfGainsLossesFromRegulatoryAssets" xlink:to="lab_ottr_DefinedBenefitPlanAmortizationOfGainsLossesFromRegulatoryAssets" xlink:type="arc" order="1"/>
    <link:label id="lab_us-gaap_RegulatoryLiabilityNoncurrent_018ebdfe-1a4f-402a-9ef7-5ebe16552fbc_verboseLabel_en-US" xlink:label="lab_us-gaap_RegulatoryLiabilityNoncurrent" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Regulatory Liabilities</link:label>
    <link:label id="lab_us-gaap_RegulatoryLiabilityNoncurrent_d496655b-2ea6-4580-b58d-af5e6d374bc4_terseLabel_en-US" xlink:label="lab_us-gaap_RegulatoryLiabilityNoncurrent" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Regulatory liabilities, long -term</link:label>
    <link:label id="lab_us-gaap_RegulatoryLiabilityNoncurrent_label_en-US" xlink:label="lab_us-gaap_RegulatoryLiabilityNoncurrent" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Regulatory Liability, Noncurrent</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_RegulatoryLiabilityNoncurrent" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_RegulatoryLiabilityNoncurrent"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_RegulatoryLiabilityNoncurrent" xlink:to="lab_us-gaap_RegulatoryLiabilityNoncurrent" xlink:type="arc" order="1"/>
    <link:label id="lab_ottr_InterestAndDividendCoverageRatio_bbe1c607-7f32-494b-8661-93cdb7976bf3_terseLabel_en-US" xlink:label="lab_ottr_InterestAndDividendCoverageRatio" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Interest and dividend coverage ratio</link:label>
    <link:label id="lab_ottr_InterestAndDividendCoverageRatio_label_en-US" xlink:label="lab_ottr_InterestAndDividendCoverageRatio" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">ottr_InterestAndDividendCoverageRatio</link:label>
    <link:label id="lab_ottr_InterestAndDividendCoverageRatio_documentation_en-US" xlink:label="lab_ottr_InterestAndDividendCoverageRatio" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Represents the required interest and dividend coverage ratio.</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_ottr_InterestAndDividendCoverageRatio" xlink:href="ottr-20210331.xsd#ottr_InterestAndDividendCoverageRatio"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_ottr_InterestAndDividendCoverageRatio" xlink:to="lab_ottr_InterestAndDividendCoverageRatio" xlink:type="arc" order="1"/>
    <link:label id="lab_us-gaap_CommonStockParOrStatedValuePerShare_851a655e-91ac-4dee-92bb-e63ac1641e24_terseLabel_en-US" xlink:label="lab_us-gaap_CommonStockParOrStatedValuePerShare" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Common stock, par value (in dollars per share)</link:label>
    <link:label id="lab_us-gaap_CommonStockParOrStatedValuePerShare_label_en-US" xlink:label="lab_us-gaap_CommonStockParOrStatedValuePerShare" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Common Stock, Par or Stated Value Per Share</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_CommonStockParOrStatedValuePerShare" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_CommonStockParOrStatedValuePerShare"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_CommonStockParOrStatedValuePerShare" xlink:to="lab_us-gaap_CommonStockParOrStatedValuePerShare" xlink:type="arc" order="1"/>
    <link:label id="lab_us-gaap_OtherComprehensiveIncomeLossNetOfTaxPortionAttributableToParentAbstract_3e1c7fff-8945-430b-9d85-0b286d559faf_terseLabel_en-US" xlink:label="lab_us-gaap_OtherComprehensiveIncomeLossNetOfTaxPortionAttributableToParentAbstract" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Other Comprehensive Income (Loss):</link:label>
    <link:label id="lab_us-gaap_OtherComprehensiveIncomeLossNetOfTaxPortionAttributableToParentAbstract_label_en-US" xlink:label="lab_us-gaap_OtherComprehensiveIncomeLossNetOfTaxPortionAttributableToParentAbstract" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Other Comprehensive Income (Loss), Net of Tax, Portion Attributable to Parent [Abstract]</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_OtherComprehensiveIncomeLossNetOfTaxPortionAttributableToParentAbstract" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_OtherComprehensiveIncomeLossNetOfTaxPortionAttributableToParentAbstract"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_OtherComprehensiveIncomeLossNetOfTaxPortionAttributableToParentAbstract" xlink:to="lab_us-gaap_OtherComprehensiveIncomeLossNetOfTaxPortionAttributableToParentAbstract" xlink:type="arc" order="1"/>
    <link:label id="lab_us-gaap_OtherLiabilitiesNoncurrent_c4841d32-982a-4c76-a157-8484e41ec3ef_terseLabel_en-US" xlink:label="lab_us-gaap_OtherLiabilitiesNoncurrent" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Other Noncurrent Liabilities</link:label>
    <link:label id="lab_us-gaap_OtherLiabilitiesNoncurrent_label_en-US" xlink:label="lab_us-gaap_OtherLiabilitiesNoncurrent" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Other Liabilities, Noncurrent</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_OtherLiabilitiesNoncurrent" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_OtherLiabilitiesNoncurrent"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_OtherLiabilitiesNoncurrent" xlink:to="lab_us-gaap_OtherLiabilitiesNoncurrent" xlink:type="arc" order="1"/>
    <link:label id="lab_us-gaap_EffectiveIncomeTaxRateReconciliationTaxCreditsOther_cfb0d64f-60e5-49c4-a21e-7bcf7b29f365_negatedTerseLabel_en-US" xlink:label="lab_us-gaap_EffectiveIncomeTaxRateReconciliationTaxCreditsOther" xlink:role="http://www.xbrl.org/2009/role/negatedTerseLabel" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">North Dakota Wind Tax Credit Amortization, Net of Federal Tax</link:label>
    <link:label id="lab_us-gaap_EffectiveIncomeTaxRateReconciliationTaxCreditsOther_label_en-US" xlink:label="lab_us-gaap_EffectiveIncomeTaxRateReconciliationTaxCreditsOther" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Effective Income Tax Rate Reconciliation, Tax Credit, Other, Percent</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_EffectiveIncomeTaxRateReconciliationTaxCreditsOther" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_EffectiveIncomeTaxRateReconciliationTaxCreditsOther"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_EffectiveIncomeTaxRateReconciliationTaxCreditsOther" xlink:to="lab_us-gaap_EffectiveIncomeTaxRateReconciliationTaxCreditsOther" xlink:type="arc" order="1"/>
    <link:label id="lab_us-gaap_EffectiveIncomeTaxRateReconciliationDeductionsEmployeeStockOwnershipPlanDividends_52deb1a0-61cc-45cd-8a55-aeabc6f42914_negatedTerseLabel_en-US" xlink:label="lab_us-gaap_EffectiveIncomeTaxRateReconciliationDeductionsEmployeeStockOwnershipPlanDividends" xlink:role="http://www.xbrl.org/2009/role/negatedTerseLabel" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Excess Tax Deduction on Stock Awards</link:label>
    <link:label id="lab_us-gaap_EffectiveIncomeTaxRateReconciliationDeductionsEmployeeStockOwnershipPlanDividends_label_en-US" xlink:label="lab_us-gaap_EffectiveIncomeTaxRateReconciliationDeductionsEmployeeStockOwnershipPlanDividends" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Effective Income Tax Rate Reconciliation, Deduction, Employee Stock Ownership Plan Dividend, Percent</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_EffectiveIncomeTaxRateReconciliationDeductionsEmployeeStockOwnershipPlanDividends" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_EffectiveIncomeTaxRateReconciliationDeductionsEmployeeStockOwnershipPlanDividends"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_EffectiveIncomeTaxRateReconciliationDeductionsEmployeeStockOwnershipPlanDividends" xlink:to="lab_us-gaap_EffectiveIncomeTaxRateReconciliationDeductionsEmployeeStockOwnershipPlanDividends" xlink:type="arc" order="1"/>
    <link:label id="lab_us-gaap_AdjustmentsToAdditionalPaidInCapitalSharebasedCompensationRequisiteServicePeriodRecognitionValue_3db2dc5a-2266-4e9d-8750-fd35488afab5_terseLabel_en-US" xlink:label="lab_us-gaap_AdjustmentsToAdditionalPaidInCapitalSharebasedCompensationRequisiteServicePeriodRecognitionValue" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Stock Compensation Expense</link:label>
    <link:label id="lab_us-gaap_AdjustmentsToAdditionalPaidInCapitalSharebasedCompensationRequisiteServicePeriodRecognitionValue_label_en-US" xlink:label="lab_us-gaap_AdjustmentsToAdditionalPaidInCapitalSharebasedCompensationRequisiteServicePeriodRecognitionValue" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">APIC, Share-based Payment Arrangement, Increase for Cost Recognition</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_AdjustmentsToAdditionalPaidInCapitalSharebasedCompensationRequisiteServicePeriodRecognitionValue" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_AdjustmentsToAdditionalPaidInCapitalSharebasedCompensationRequisiteServicePeriodRecognitionValue"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_AdjustmentsToAdditionalPaidInCapitalSharebasedCompensationRequisiteServicePeriodRecognitionValue" xlink:to="lab_us-gaap_AdjustmentsToAdditionalPaidInCapitalSharebasedCompensationRequisiteServicePeriodRecognitionValue" xlink:type="arc" order="1"/>
    <link:label id="lab_us-gaap_UnbilledReceivablesCurrent_fbcb2ce2-a1bf-43fe-94a7-4aeba9a9f2ca_terseLabel_en-US" xlink:label="lab_us-gaap_UnbilledReceivablesCurrent" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Unbilled Receivables</link:label>
    <link:label id="lab_us-gaap_UnbilledReceivablesCurrent_label_en-US" xlink:label="lab_us-gaap_UnbilledReceivablesCurrent" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Unbilled Receivables, Current</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_UnbilledReceivablesCurrent" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_UnbilledReceivablesCurrent"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_UnbilledReceivablesCurrent" xlink:to="lab_us-gaap_UnbilledReceivablesCurrent" xlink:type="arc" order="1"/>
    <link:label id="lab_us-gaap_InventoryNet_c52abedc-f29d-448f-8e70-c1627a9f6a2d_terseLabel_en-US" xlink:label="lab_us-gaap_InventoryNet" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Inventories</link:label>
    <link:label id="lab_us-gaap_InventoryNet_17934c6f-992a-499e-88ae-45ea5e1853b2_totalLabel_en-US" xlink:label="lab_us-gaap_InventoryNet" xlink:role="http://www.xbrl.org/2003/role/totalLabel" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Inventories</link:label>
    <link:label id="lab_us-gaap_InventoryNet_label_en-US" xlink:label="lab_us-gaap_InventoryNet" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Inventory, Net</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_InventoryNet" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_InventoryNet"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_InventoryNet" xlink:to="lab_us-gaap_InventoryNet" xlink:type="arc" order="1"/>
    <link:label id="lab_us-gaap_RevenueFromContractWithCustomerExcludingAssessedTax_77f8d02d-dbbc-4467-b4e1-6e25a613f5f4_verboseLabel_en-US" xlink:label="lab_us-gaap_RevenueFromContractWithCustomerExcludingAssessedTax" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Total Operating Revenues from Contracts with Customers</link:label>
    <link:label id="lab_us-gaap_RevenueFromContractWithCustomerExcludingAssessedTax_label_en-US" xlink:label="lab_us-gaap_RevenueFromContractWithCustomerExcludingAssessedTax" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Revenue from Contract with Customer, Excluding Assessed Tax</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_RevenueFromContractWithCustomerExcludingAssessedTax" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_RevenueFromContractWithCustomerExcludingAssessedTax"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_RevenueFromContractWithCustomerExcludingAssessedTax" xlink:to="lab_us-gaap_RevenueFromContractWithCustomerExcludingAssessedTax" xlink:type="arc" order="1"/>
    <link:label id="lab_us-gaap_FairValueMeasurementFrequencyDomain_2837eac3-f1a2-4a80-bc1c-c068b37930e8_terseLabel_en-US" xlink:label="lab_us-gaap_FairValueMeasurementFrequencyDomain" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Measurement Frequency [Domain]</link:label>
    <link:label id="lab_us-gaap_FairValueMeasurementFrequencyDomain_label_en-US" xlink:label="lab_us-gaap_FairValueMeasurementFrequencyDomain" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Measurement Frequency [Domain]</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_FairValueMeasurementFrequencyDomain" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_FairValueMeasurementFrequencyDomain"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_FairValueMeasurementFrequencyDomain" xlink:to="lab_us-gaap_FairValueMeasurementFrequencyDomain" xlink:type="arc" order="1"/>
    <link:label id="lab_us-gaap_RegulatoryLiabilityDomain_2ec2c14d-dc75-4821-bced-e5da6a66e168_terseLabel_en-US" xlink:label="lab_us-gaap_RegulatoryLiabilityDomain" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Regulatory Liability [Domain]</link:label>
    <link:label id="lab_us-gaap_RegulatoryLiabilityDomain_label_en-US" xlink:label="lab_us-gaap_RegulatoryLiabilityDomain" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Regulatory Liability [Domain]</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_RegulatoryLiabilityDomain" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_RegulatoryLiabilityDomain"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_RegulatoryLiabilityDomain" xlink:to="lab_us-gaap_RegulatoryLiabilityDomain" xlink:type="arc" order="1"/>
    <link:label id="lab_us-gaap_EarningsPerShareDilutedLineItems_3315a202-aed9-44fa-8823-ee22973f39ab_terseLabel_en-US" xlink:label="lab_us-gaap_EarningsPerShareDilutedLineItems" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Earnings Per Share, Diluted, by Common Class, Including Two Class Method [Line Items]</link:label>
    <link:label id="lab_us-gaap_EarningsPerShareDilutedLineItems_label_en-US" xlink:label="lab_us-gaap_EarningsPerShareDilutedLineItems" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Earnings Per Share, Diluted, by Common Class, Including Two Class Method [Line Items]</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_EarningsPerShareDilutedLineItems" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_EarningsPerShareDilutedLineItems"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_EarningsPerShareDilutedLineItems" xlink:to="lab_us-gaap_EarningsPerShareDilutedLineItems" xlink:type="arc" order="1"/>
    <link:label id="lab_us-gaap_DefinedBenefitPlanDisclosureLineItems_3333c411-7e30-47ef-bf81-afa72de82f81_terseLabel_en-US" xlink:label="lab_us-gaap_DefinedBenefitPlanDisclosureLineItems" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Defined Benefit Plan Disclosure [Line Items]</link:label>
    <link:label id="lab_us-gaap_DefinedBenefitPlanDisclosureLineItems_label_en-US" xlink:label="lab_us-gaap_DefinedBenefitPlanDisclosureLineItems" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Defined Benefit Plan Disclosure [Line Items]</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DefinedBenefitPlanDisclosureLineItems" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_DefinedBenefitPlanDisclosureLineItems"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_DefinedBenefitPlanDisclosureLineItems" xlink:to="lab_us-gaap_DefinedBenefitPlanDisclosureLineItems" xlink:type="arc" order="1"/>
    <link:label id="lab_us-gaap_StatementLineItems_37cad340-736d-4cf0-ad4e-1cf1e2611e35_terseLabel_en-US" xlink:label="lab_us-gaap_StatementLineItems" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Statement [Line Items]</link:label>
    <link:label id="lab_us-gaap_StatementLineItems_label_en-US" xlink:label="lab_us-gaap_StatementLineItems" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Statement [Line Items]</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_StatementLineItems" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_StatementLineItems"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_StatementLineItems" xlink:to="lab_us-gaap_StatementLineItems" xlink:type="arc" order="1"/>
    <link:label id="lab_us-gaap_EarningsPerShareBasicAndDilutedAbstract_9facfec0-420a-4b58-91dd-611487186d1f_terseLabel_en-US" xlink:label="lab_us-gaap_EarningsPerShareBasicAndDilutedAbstract" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Earnings Per Share:</link:label>
    <link:label id="lab_us-gaap_EarningsPerShareBasicAndDilutedAbstract_label_en-US" xlink:label="lab_us-gaap_EarningsPerShareBasicAndDilutedAbstract" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Earnings Per Share, Basic and Diluted [Abstract]</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_EarningsPerShareBasicAndDilutedAbstract" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_EarningsPerShareBasicAndDilutedAbstract"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_EarningsPerShareBasicAndDilutedAbstract" xlink:to="lab_us-gaap_EarningsPerShareBasicAndDilutedAbstract" xlink:type="arc" order="1"/>
    <link:label id="lab_ottr_IncreaseDecreaseInDeferredChargesAndOtherAssets_f8cf010a-b1ff-429c-b532-450479f50c54_terseLabel_en-US" xlink:label="lab_ottr_IncreaseDecreaseInDeferredChargesAndOtherAssets" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Change in Deferred Debits and Other Assets</link:label>
    <link:label id="lab_ottr_IncreaseDecreaseInDeferredChargesAndOtherAssets_label_en-US" xlink:label="lab_ottr_IncreaseDecreaseInDeferredChargesAndOtherAssets" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Change in Deferred Debits and Other Assets</link:label>
    <link:label id="lab_ottr_IncreaseDecreaseInDeferredChargesAndOtherAssets_documentation_en-US" xlink:label="lab_ottr_IncreaseDecreaseInDeferredChargesAndOtherAssets" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">The net change during the reporting period in the value of expenditures made during the current reporting period for benefits that will be received over a period of years. Deferred charges differ from prepaid expenses in that they usually extend over a long period of time and may or may not be regularly recurring costs of operation. Also includes, the net change during the reporting period in other assets not otherwise defined in the taxonomy.</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_ottr_IncreaseDecreaseInDeferredChargesAndOtherAssets" xlink:href="ottr-20210331.xsd#ottr_IncreaseDecreaseInDeferredChargesAndOtherAssets"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_ottr_IncreaseDecreaseInDeferredChargesAndOtherAssets" xlink:to="lab_ottr_IncreaseDecreaseInDeferredChargesAndOtherAssets" xlink:type="arc" order="1"/>
    <link:label id="lab_us-gaap_StatementTable_99786a96-9c8b-4df7-96c0-65b4f21d23b8_terseLabel_en-US" xlink:label="lab_us-gaap_StatementTable" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Statement [Table]</link:label>
    <link:label id="lab_us-gaap_StatementTable_label_en-US" xlink:label="lab_us-gaap_StatementTable" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Statement [Table]</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_StatementTable" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_StatementTable"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_StatementTable" xlink:to="lab_us-gaap_StatementTable" xlink:type="arc" order="1"/>
    <link:label id="lab_us-gaap_DefinedBenefitPlanInterestCost_30614c62-ac43-4dfe-8c54-bb0218e08074_terseLabel_en-US" xlink:label="lab_us-gaap_DefinedBenefitPlanInterestCost" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Interest Cost on Projected Benefit Obligation</link:label>
    <link:label id="lab_us-gaap_DefinedBenefitPlanInterestCost_label_en-US" xlink:label="lab_us-gaap_DefinedBenefitPlanInterestCost" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Defined Benefit Plan, Interest Cost</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DefinedBenefitPlanInterestCost" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_DefinedBenefitPlanInterestCost"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_DefinedBenefitPlanInterestCost" xlink:to="lab_us-gaap_DefinedBenefitPlanInterestCost" xlink:type="arc" order="1"/>
    <link:label id="lab_srt_RangeAxis_657e0e89-b5d8-413e-8529-4b47436b82eb_terseLabel_en-US" xlink:label="lab_srt_RangeAxis" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Statistical Measurement [Axis]</link:label>
    <link:label id="lab_srt_RangeAxis_label_en-US" xlink:label="lab_srt_RangeAxis" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Statistical Measurement [Axis]</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_srt_RangeAxis" xlink:href="http://xbrl.fasb.org/srt/2020/elts/srt-2020-01-31.xsd#srt_RangeAxis"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_srt_RangeAxis" xlink:to="lab_srt_RangeAxis" xlink:type="arc" order="1"/>
    <link:label id="lab_ottr_SeniorUnsecuredNotes382SeriesCDueOctober102049Member_d729295f-0f97-4cd9-9bcb-47d885730b5f_terseLabel_en-US" xlink:label="lab_ottr_SeniorUnsecuredNotes382SeriesCDueOctober102049Member" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Series 2019C Senior Unsecured Notes</link:label>
    <link:label id="lab_ottr_SeniorUnsecuredNotes382SeriesCDueOctober102049Member_label_en-US" xlink:label="lab_ottr_SeniorUnsecuredNotes382SeriesCDueOctober102049Member" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Senior Unsecured Notes 3.82%, Series C, Due October 10, 2049 [Member]</link:label>
    <link:label id="lab_ottr_SeniorUnsecuredNotes382SeriesCDueOctober102049Member_documentation_en-US" xlink:label="lab_ottr_SeniorUnsecuredNotes382SeriesCDueOctober102049Member" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Related to debt.</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_ottr_SeniorUnsecuredNotes382SeriesCDueOctober102049Member" xlink:href="ottr-20210331.xsd#ottr_SeniorUnsecuredNotes382SeriesCDueOctober102049Member"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_ottr_SeniorUnsecuredNotes382SeriesCDueOctober102049Member" xlink:to="lab_ottr_SeniorUnsecuredNotes382SeriesCDueOctober102049Member" xlink:type="arc" order="1"/>
    <link:label id="lab_us-gaap_CapitalizationLongtermDebtAndEquity_ebf17fe0-8b15-4d95-9f16-00c1cf5845f1_totalLabel_en-US" xlink:label="lab_us-gaap_CapitalizationLongtermDebtAndEquity" xlink:role="http://www.xbrl.org/2003/role/totalLabel" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Total Capitalization</link:label>
    <link:label id="lab_us-gaap_CapitalizationLongtermDebtAndEquity_4cc476d9-42fb-428e-90a3-1fd5f4b2c8a1_verboseLabel_en-US" xlink:label="lab_us-gaap_CapitalizationLongtermDebtAndEquity" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Total capitalization</link:label>
    <link:label id="lab_us-gaap_CapitalizationLongtermDebtAndEquity_label_en-US" xlink:label="lab_us-gaap_CapitalizationLongtermDebtAndEquity" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Capitalization, Long-term Debt and Equity</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_CapitalizationLongtermDebtAndEquity" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_CapitalizationLongtermDebtAndEquity"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_CapitalizationLongtermDebtAndEquity" xlink:to="lab_us-gaap_CapitalizationLongtermDebtAndEquity" xlink:type="arc" order="1"/>
    <link:label id="lab_ottr_DebtReacquisitionPremiumsMember_4ae1e74f-cf47-4026-aa3d-420e5948075c_terseLabel_en-US" xlink:label="lab_ottr_DebtReacquisitionPremiumsMember" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Debt Reacquisition Premiums</link:label>
    <link:label id="lab_ottr_DebtReacquisitionPremiumsMember_label_en-US" xlink:label="lab_ottr_DebtReacquisitionPremiumsMember" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Debt Reacquisition Premiums [Member]</link:label>
    <link:label id="lab_ottr_DebtReacquisitionPremiumsMember_documentation_en-US" xlink:label="lab_ottr_DebtReacquisitionPremiumsMember" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Represents information about debt reacquisition premiums.</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_ottr_DebtReacquisitionPremiumsMember" xlink:href="ottr-20210331.xsd#ottr_DebtReacquisitionPremiumsMember"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_ottr_DebtReacquisitionPremiumsMember" xlink:to="lab_ottr_DebtReacquisitionPremiumsMember" xlink:type="arc" order="1"/>
    <link:label id="lab_dei_EntitySmallBusiness_86e5f698-60f4-49cd-935a-7755bddd140d_terseLabel_en-US" xlink:label="lab_dei_EntitySmallBusiness" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Entity Small Business</link:label>
    <link:label id="lab_dei_EntitySmallBusiness_label_en-US" xlink:label="lab_dei_EntitySmallBusiness" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Entity Small Business</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_dei_EntitySmallBusiness" xlink:href="https://xbrl.sec.gov/dei/2020/dei-2020-01-31.xsd#dei_EntitySmallBusiness"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_dei_EntitySmallBusiness" xlink:to="lab_dei_EntitySmallBusiness" xlink:type="arc" order="1"/>
    <link:label id="lab_us-gaap_IncreaseDecreaseInStockholdersEquityRollForward_cdf7e136-7b7f-4796-80c3-41092389d5d6_terseLabel_en-US" xlink:label="lab_us-gaap_IncreaseDecreaseInStockholdersEquityRollForward" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Increase (Decrease) in Stockholders' Equity [Roll Forward]</link:label>
    <link:label id="lab_us-gaap_IncreaseDecreaseInStockholdersEquityRollForward_label_en-US" xlink:label="lab_us-gaap_IncreaseDecreaseInStockholdersEquityRollForward" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Increase (Decrease) in Stockholders' Equity [Roll Forward]</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_IncreaseDecreaseInStockholdersEquityRollForward" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_IncreaseDecreaseInStockholdersEquityRollForward"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_IncreaseDecreaseInStockholdersEquityRollForward" xlink:to="lab_us-gaap_IncreaseDecreaseInStockholdersEquityRollForward" xlink:type="arc" order="1"/>
    <link:label id="lab_us-gaap_SaleOfStockNumberOfSharesIssuedInTransaction_c6c6866d-6e56-41f7-a2d4-313e8364e073_terseLabel_en-US" xlink:label="lab_us-gaap_SaleOfStockNumberOfSharesIssuedInTransaction" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Number of shares issued (in shares)</link:label>
    <link:label id="lab_us-gaap_SaleOfStockNumberOfSharesIssuedInTransaction_label_en-US" xlink:label="lab_us-gaap_SaleOfStockNumberOfSharesIssuedInTransaction" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Sale of Stock, Number of Shares Issued in Transaction</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_SaleOfStockNumberOfSharesIssuedInTransaction" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_SaleOfStockNumberOfSharesIssuedInTransaction"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_SaleOfStockNumberOfSharesIssuedInTransaction" xlink:to="lab_us-gaap_SaleOfStockNumberOfSharesIssuedInTransaction" xlink:type="arc" order="1"/>
    <link:label id="lab_us-gaap_FairValueMeasurementsFairValueHierarchyDomain_63057a9e-78aa-4fe4-8b4e-f18955fa5310_terseLabel_en-US" xlink:label="lab_us-gaap_FairValueMeasurementsFairValueHierarchyDomain" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Fair Value Hierarchy and NAV [Domain]</link:label>
    <link:label id="lab_us-gaap_FairValueMeasurementsFairValueHierarchyDomain_label_en-US" xlink:label="lab_us-gaap_FairValueMeasurementsFairValueHierarchyDomain" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Fair Value Hierarchy and NAV [Domain]</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_FairValueMeasurementsFairValueHierarchyDomain" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_FairValueMeasurementsFairValueHierarchyDomain"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_FairValueMeasurementsFairValueHierarchyDomain" xlink:to="lab_us-gaap_FairValueMeasurementsFairValueHierarchyDomain" xlink:type="arc" order="1"/>
    <link:label id="lab_us-gaap_DebtDisclosureTextBlock_7f1e859d-74ea-4ae5-b3de-72c6e916143c_terseLabel_en-US" xlink:label="lab_us-gaap_DebtDisclosureTextBlock" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Short-Term and Long-Term Borrowings</link:label>
    <link:label id="lab_us-gaap_DebtDisclosureTextBlock_label_en-US" xlink:label="lab_us-gaap_DebtDisclosureTextBlock" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Debt Disclosure [Text Block]</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DebtDisclosureTextBlock" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_DebtDisclosureTextBlock"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_DebtDisclosureTextBlock" xlink:to="lab_us-gaap_DebtDisclosureTextBlock" xlink:type="arc" order="1"/>
    <link:label id="lab_us-gaap_AccountsReceivableGross_2ec181ef-04f2-4cea-abac-e0751c560c10_totalLabel_en-US" xlink:label="lab_us-gaap_AccountsReceivableGross" xlink:role="http://www.xbrl.org/2003/role/totalLabel" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Total Receivables</link:label>
    <link:label id="lab_us-gaap_AccountsReceivableGross_label_en-US" xlink:label="lab_us-gaap_AccountsReceivableGross" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Accounts Receivable, before Allowance for Credit Loss</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_AccountsReceivableGross" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_AccountsReceivableGross"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_AccountsReceivableGross" xlink:to="lab_us-gaap_AccountsReceivableGross" xlink:type="arc" order="1"/>
    <link:label id="lab_ottr_ElectricProductOtherMember_6cbce316-b981-4d85-93b7-6bde6a4772ed_terseLabel_en-US" xlink:label="lab_ottr_ElectricProductOtherMember" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Other</link:label>
    <link:label id="lab_ottr_ElectricProductOtherMember_label_en-US" xlink:label="lab_ottr_ElectricProductOtherMember" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Electric Product, Other [Member]</link:label>
    <link:label id="lab_ottr_ElectricProductOtherMember_documentation_en-US" xlink:label="lab_ottr_ElectricProductOtherMember" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Electric Product, Other</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_ottr_ElectricProductOtherMember" xlink:href="ottr-20210331.xsd#ottr_ElectricProductOtherMember"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_ottr_ElectricProductOtherMember" xlink:to="lab_ottr_ElectricProductOtherMember" xlink:type="arc" order="1"/>
    <link:label id="lab_us-gaap_ProceedsFromIssuanceOfCommonStock_7b7eb43f-7fce-43cc-8757-42163f95fc62_terseLabel_en-US" xlink:label="lab_us-gaap_ProceedsFromIssuanceOfCommonStock" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Proceeds from Issuance of Common Stock</link:label>
    <link:label id="lab_us-gaap_ProceedsFromIssuanceOfCommonStock_label_en-US" xlink:label="lab_us-gaap_ProceedsFromIssuanceOfCommonStock" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Proceeds from Issuance of Common Stock</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ProceedsFromIssuanceOfCommonStock" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_ProceedsFromIssuanceOfCommonStock"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_ProceedsFromIssuanceOfCommonStock" xlink:to="lab_us-gaap_ProceedsFromIssuanceOfCommonStock" xlink:type="arc" order="1"/>
    <link:label id="lab_us-gaap_OtherReceivablesGrossCurrent_b4f4b739-7095-4e2e-b0bc-485f530cdd34_terseLabel_en-US" xlink:label="lab_us-gaap_OtherReceivablesGrossCurrent" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Other</link:label>
    <link:label id="lab_us-gaap_OtherReceivablesGrossCurrent_label_en-US" xlink:label="lab_us-gaap_OtherReceivablesGrossCurrent" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Other Receivables, Gross, Current</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_OtherReceivablesGrossCurrent" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_OtherReceivablesGrossCurrent"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_OtherReceivablesGrossCurrent" xlink:to="lab_us-gaap_OtherReceivablesGrossCurrent" xlink:type="arc" order="1"/>
    <link:label id="lab_dei_AmendmentFlag_27e9d257-a7e0-4e47-8fc6-752b663a3dc9_terseLabel_en-US" xlink:label="lab_dei_AmendmentFlag" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Amendment Flag</link:label>
    <link:label id="lab_dei_AmendmentFlag_label_en-US" xlink:label="lab_dei_AmendmentFlag" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Amendment Flag</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_dei_AmendmentFlag" xlink:href="https://xbrl.sec.gov/dei/2020/dei-2020-01-31.xsd#dei_AmendmentFlag"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_dei_AmendmentFlag" xlink:to="lab_dei_AmendmentFlag" xlink:type="arc" order="1"/>
    <link:label id="lab_us-gaap_ScheduleOfEarningsPerShareBasicAndDilutedTableTextBlock_144a788c-35ef-499a-ba8a-96ca40edca8a_terseLabel_en-US" xlink:label="lab_us-gaap_ScheduleOfEarningsPerShareBasicAndDilutedTableTextBlock" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Schedule of Earnings Per Share, Basic and Diluted</link:label>
    <link:label id="lab_us-gaap_ScheduleOfEarningsPerShareBasicAndDilutedTableTextBlock_label_en-US" xlink:label="lab_us-gaap_ScheduleOfEarningsPerShareBasicAndDilutedTableTextBlock" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Schedule of Earnings Per Share, Basic and Diluted [Table Text Block]</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ScheduleOfEarningsPerShareBasicAndDilutedTableTextBlock" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_ScheduleOfEarningsPerShareBasicAndDilutedTableTextBlock"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_ScheduleOfEarningsPerShareBasicAndDilutedTableTextBlock" xlink:to="lab_us-gaap_ScheduleOfEarningsPerShareBasicAndDilutedTableTextBlock" xlink:type="arc" order="1"/>
    <link:label id="lab_us-gaap_DisclosureOfShareBasedCompensationArrangementsByShareBasedPaymentAwardTextBlock_9231e25d-a425-43dd-bf09-af97db377964_terseLabel_en-US" xlink:label="lab_us-gaap_DisclosureOfShareBasedCompensationArrangementsByShareBasedPaymentAwardTextBlock" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Schedule of Share-based Compensation Arrangements by Share-based Payment Award</link:label>
    <link:label id="lab_us-gaap_DisclosureOfShareBasedCompensationArrangementsByShareBasedPaymentAwardTextBlock_label_en-US" xlink:label="lab_us-gaap_DisclosureOfShareBasedCompensationArrangementsByShareBasedPaymentAwardTextBlock" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Disclosure of Share-based Compensation Arrangements by Share-based Payment Award [Table Text Block]</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DisclosureOfShareBasedCompensationArrangementsByShareBasedPaymentAwardTextBlock" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_DisclosureOfShareBasedCompensationArrangementsByShareBasedPaymentAwardTextBlock"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_DisclosureOfShareBasedCompensationArrangementsByShareBasedPaymentAwardTextBlock" xlink:to="lab_us-gaap_DisclosureOfShareBasedCompensationArrangementsByShareBasedPaymentAwardTextBlock" xlink:type="arc" order="1"/>
    <link:label id="lab_us-gaap_CorporateNonSegmentMember_5b7f92b2-db11-4778-9ed5-57fb148dcb3a_terseLabel_en-US" xlink:label="lab_us-gaap_CorporateNonSegmentMember" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Corporate</link:label>
    <link:label id="lab_us-gaap_CorporateNonSegmentMember_label_en-US" xlink:label="lab_us-gaap_CorporateNonSegmentMember" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Corporate, Non-Segment [Member]</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_CorporateNonSegmentMember" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_CorporateNonSegmentMember"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_CorporateNonSegmentMember" xlink:to="lab_us-gaap_CorporateNonSegmentMember" xlink:type="arc" order="1"/>
    <link:label id="lab_ottr_NetAssetsRestrictedFromDistribution_45e75f88-6453-4439-abb1-b41fb334ef59_terseLabel_en-US" xlink:label="lab_ottr_NetAssetsRestrictedFromDistribution" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Net assets restricted from distribution</link:label>
    <link:label id="lab_ottr_NetAssetsRestrictedFromDistribution_label_en-US" xlink:label="lab_ottr_NetAssetsRestrictedFromDistribution" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">ottr_NetAssetsRestrictedFromDistribution</link:label>
    <link:label id="lab_ottr_NetAssetsRestrictedFromDistribution_documentation_en-US" xlink:label="lab_ottr_NetAssetsRestrictedFromDistribution" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Represents net assets restricted from distribution.</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_ottr_NetAssetsRestrictedFromDistribution" xlink:href="ottr-20210331.xsd#ottr_NetAssetsRestrictedFromDistribution"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_ottr_NetAssetsRestrictedFromDistribution" xlink:to="lab_ottr_NetAssetsRestrictedFromDistribution" xlink:type="arc" order="1"/>
    <link:label id="lab_us-gaap_UtilitiesOperatingExpenseFuelUsed_6f9c1322-4dd5-4ba0-9e7f-3b06cda1d062_terseLabel_en-US" xlink:label="lab_us-gaap_UtilitiesOperatingExpenseFuelUsed" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Electric Production Fuel</link:label>
    <link:label id="lab_us-gaap_UtilitiesOperatingExpenseFuelUsed_label_en-US" xlink:label="lab_us-gaap_UtilitiesOperatingExpenseFuelUsed" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Utilities Operating Expense, Fuel Used</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_UtilitiesOperatingExpenseFuelUsed" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_UtilitiesOperatingExpenseFuelUsed"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_UtilitiesOperatingExpenseFuelUsed" xlink:to="lab_us-gaap_UtilitiesOperatingExpenseFuelUsed" xlink:type="arc" order="1"/>
    <link:label id="lab_us-gaap_SupplementalBalanceSheetDisclosuresTextBlock_5c4335c1-7f4c-4c1c-85c2-83f7d689112a_terseLabel_en-US" xlink:label="lab_us-gaap_SupplementalBalanceSheetDisclosuresTextBlock" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Select Balance Sheet Information</link:label>
    <link:label id="lab_us-gaap_SupplementalBalanceSheetDisclosuresTextBlock_label_en-US" xlink:label="lab_us-gaap_SupplementalBalanceSheetDisclosuresTextBlock" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Supplemental Balance Sheet Disclosures [Text Block]</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_SupplementalBalanceSheetDisclosuresTextBlock" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_SupplementalBalanceSheetDisclosuresTextBlock"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_SupplementalBalanceSheetDisclosuresTextBlock" xlink:to="lab_us-gaap_SupplementalBalanceSheetDisclosuresTextBlock" xlink:type="arc" order="1"/>
    <link:label id="lab_us-gaap_LifeInsuranceCorporateOrBankOwnedAmount_ea785711-d1a9-4330-a516-cb200583a407_terseLabel_en-US" xlink:label="lab_us-gaap_LifeInsuranceCorporateOrBankOwnedAmount" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Corporate-Owned Life Insurance Policies</link:label>
    <link:label id="lab_us-gaap_LifeInsuranceCorporateOrBankOwnedAmount_label_en-US" xlink:label="lab_us-gaap_LifeInsuranceCorporateOrBankOwnedAmount" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Life Insurance, Corporate or Bank Owned, Amount</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_LifeInsuranceCorporateOrBankOwnedAmount" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_LifeInsuranceCorporateOrBankOwnedAmount"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_LifeInsuranceCorporateOrBankOwnedAmount" xlink:to="lab_us-gaap_LifeInsuranceCorporateOrBankOwnedAmount" xlink:type="arc" order="1"/>
    <link:label id="lab_us-gaap_NetCashProvidedByUsedInOperatingActivities_f11d26eb-508f-430d-b0ca-7cd1192fc73c_totalLabel_en-US" xlink:label="lab_us-gaap_NetCashProvidedByUsedInOperatingActivities" xlink:role="http://www.xbrl.org/2003/role/totalLabel" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Net Cash Provided by Operating Activities</link:label>
    <link:label id="lab_us-gaap_NetCashProvidedByUsedInOperatingActivities_label_en-US" xlink:label="lab_us-gaap_NetCashProvidedByUsedInOperatingActivities" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Net Cash Provided by (Used in) Operating Activities</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_NetCashProvidedByUsedInOperatingActivities" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_NetCashProvidedByUsedInOperatingActivities"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_NetCashProvidedByUsedInOperatingActivities" xlink:to="lab_us-gaap_NetCashProvidedByUsedInOperatingActivities" xlink:type="arc" order="1"/>
    <link:label id="lab_dei_EntityCentralIndexKey_e1fe079b-c22c-4492-b33d-7585b70fd062_terseLabel_en-US" xlink:label="lab_dei_EntityCentralIndexKey" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Entity Central Index Key</link:label>
    <link:label id="lab_dei_EntityCentralIndexKey_label_en-US" xlink:label="lab_dei_EntityCentralIndexKey" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Entity Central Index Key</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_dei_EntityCentralIndexKey" xlink:href="https://xbrl.sec.gov/dei/2020/dei-2020-01-31.xsd#dei_EntityCentralIndexKey"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_dei_EntityCentralIndexKey" xlink:to="lab_dei_EntityCentralIndexKey" xlink:type="arc" order="1"/>
    <link:label id="lab_us-gaap_FairValueByMeasurementFrequencyAxis_490342a6-2940-4ba2-8cd0-d3d454111b06_terseLabel_en-US" xlink:label="lab_us-gaap_FairValueByMeasurementFrequencyAxis" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Measurement Frequency [Axis]</link:label>
    <link:label id="lab_us-gaap_FairValueByMeasurementFrequencyAxis_label_en-US" xlink:label="lab_us-gaap_FairValueByMeasurementFrequencyAxis" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Measurement Frequency [Axis]</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_FairValueByMeasurementFrequencyAxis" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_FairValueByMeasurementFrequencyAxis"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_FairValueByMeasurementFrequencyAxis" xlink:to="lab_us-gaap_FairValueByMeasurementFrequencyAxis" xlink:type="arc" order="1"/>
    <link:label id="lab_ottr_RetailOtherMember_de3c94d8-9540-41bd-aea3-1c29998cf703_terseLabel_en-US" xlink:label="lab_ottr_RetailOtherMember" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Retail: Other</link:label>
    <link:label id="lab_ottr_RetailOtherMember_label_en-US" xlink:label="lab_ottr_RetailOtherMember" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Retail, Other [Member]</link:label>
    <link:label id="lab_ottr_RetailOtherMember_documentation_en-US" xlink:label="lab_ottr_RetailOtherMember" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Retail, Other</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_ottr_RetailOtherMember" xlink:href="ottr-20210331.xsd#ottr_RetailOtherMember"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_ottr_RetailOtherMember" xlink:to="lab_ottr_RetailOtherMember" xlink:type="arc" order="1"/>
    <link:label id="lab_us-gaap_TransfersAndServicingOfFinancialInstrumentsTypesOfFinancialInstrumentsDomain_bdfbbf79-3407-46f1-95e0-b170aa53582c_terseLabel_en-US" xlink:label="lab_us-gaap_TransfersAndServicingOfFinancialInstrumentsTypesOfFinancialInstrumentsDomain" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Financial Instruments [Domain]</link:label>
    <link:label id="lab_us-gaap_TransfersAndServicingOfFinancialInstrumentsTypesOfFinancialInstrumentsDomain_label_en-US" xlink:label="lab_us-gaap_TransfersAndServicingOfFinancialInstrumentsTypesOfFinancialInstrumentsDomain" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Financial Instruments [Domain]</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_TransfersAndServicingOfFinancialInstrumentsTypesOfFinancialInstrumentsDomain" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_TransfersAndServicingOfFinancialInstrumentsTypesOfFinancialInstrumentsDomain"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_TransfersAndServicingOfFinancialInstrumentsTypesOfFinancialInstrumentsDomain" xlink:to="lab_us-gaap_TransfersAndServicingOfFinancialInstrumentsTypesOfFinancialInstrumentsDomain" xlink:type="arc" order="1"/>
    <link:label id="lab_us-gaap_FairValueByBalanceSheetGroupingTextBlock_fd9a3feb-ab8d-4740-9e39-d58181a44e4e_terseLabel_en-US" xlink:label="lab_us-gaap_FairValueByBalanceSheetGroupingTextBlock" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Schedule of Fair Value of Assets and Liabilities</link:label>
    <link:label id="lab_us-gaap_FairValueByBalanceSheetGroupingTextBlock_label_en-US" xlink:label="lab_us-gaap_FairValueByBalanceSheetGroupingTextBlock" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Fair Value, by Balance Sheet Grouping [Table Text Block]</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_FairValueByBalanceSheetGroupingTextBlock" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_FairValueByBalanceSheetGroupingTextBlock"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_FairValueByBalanceSheetGroupingTextBlock" xlink:to="lab_us-gaap_FairValueByBalanceSheetGroupingTextBlock" xlink:type="arc" order="1"/>
    <link:label id="lab_us-gaap_DefinedBenefitPlanExpectedReturnOnPlanAssets_63da6a99-67f4-4154-9ce9-2be17be3888b_negatedLabel_en-US" xlink:label="lab_us-gaap_DefinedBenefitPlanExpectedReturnOnPlanAssets" xlink:role="http://www.xbrl.org/2009/role/negatedLabel" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Expected Return on Assets</link:label>
    <link:label id="lab_us-gaap_DefinedBenefitPlanExpectedReturnOnPlanAssets_label_en-US" xlink:label="lab_us-gaap_DefinedBenefitPlanExpectedReturnOnPlanAssets" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Defined Benefit Plan, Expected Return (Loss) on Plan Assets</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DefinedBenefitPlanExpectedReturnOnPlanAssets" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_DefinedBenefitPlanExpectedReturnOnPlanAssets"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_DefinedBenefitPlanExpectedReturnOnPlanAssets" xlink:to="lab_us-gaap_DefinedBenefitPlanExpectedReturnOnPlanAssets" xlink:type="arc" order="1"/>
    <link:label id="lab_us-gaap_FairValueDisclosureItemAmountsDomain_3f923f87-dcd3-4eaf-8940-5b1baee4cd15_terseLabel_en-US" xlink:label="lab_us-gaap_FairValueDisclosureItemAmountsDomain" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Fair Value Measurement [Domain]</link:label>
    <link:label id="lab_us-gaap_FairValueDisclosureItemAmountsDomain_label_en-US" xlink:label="lab_us-gaap_FairValueDisclosureItemAmountsDomain" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Fair Value Measurement [Domain]</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_FairValueDisclosureItemAmountsDomain" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_FairValueDisclosureItemAmountsDomain"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_FairValueDisclosureItemAmountsDomain" xlink:to="lab_us-gaap_FairValueDisclosureItemAmountsDomain" xlink:type="arc" order="1"/>
    <link:label id="lab_ottr_SeniorUnsecuredNotes307SeriesADueOctober102029Member_f0ff5c53-13d3-462e-972e-44a86555c819_terseLabel_en-US" xlink:label="lab_ottr_SeniorUnsecuredNotes307SeriesADueOctober102029Member" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Series 2019A Senior Unsecured Notes</link:label>
    <link:label id="lab_ottr_SeniorUnsecuredNotes307SeriesADueOctober102029Member_label_en-US" xlink:label="lab_ottr_SeniorUnsecuredNotes307SeriesADueOctober102029Member" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Senior Unsecured Notes 3.07%, Series A, Due October 10, 2029 [Member]</link:label>
    <link:label id="lab_ottr_SeniorUnsecuredNotes307SeriesADueOctober102029Member_documentation_en-US" xlink:label="lab_ottr_SeniorUnsecuredNotes307SeriesADueOctober102029Member" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Represents series A senior unsecured notes 3.07% due October 10, 2019.</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_ottr_SeniorUnsecuredNotes307SeriesADueOctober102029Member" xlink:href="ottr-20210331.xsd#ottr_SeniorUnsecuredNotes307SeriesADueOctober102029Member"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_ottr_SeniorUnsecuredNotes307SeriesADueOctober102029Member" xlink:to="lab_ottr_SeniorUnsecuredNotes307SeriesADueOctober102029Member" xlink:type="arc" order="1"/>
    <link:label id="lab_us-gaap_SegmentDomain_91ee6143-bf03-4f70-bc1b-fafff56cd2c0_terseLabel_en-US" xlink:label="lab_us-gaap_SegmentDomain" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Segments [Domain]</link:label>
    <link:label id="lab_us-gaap_SegmentDomain_label_en-US" xlink:label="lab_us-gaap_SegmentDomain" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Segments [Domain]</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_SegmentDomain" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_SegmentDomain"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_SegmentDomain" xlink:to="lab_us-gaap_SegmentDomain" xlink:type="arc" order="1"/>
    <link:label id="lab_us-gaap_OtherPostretirementDefinedBenefitPlanLiabilitiesNoncurrent_39b753b1-99c2-4c88-84e6-ea832b8c48b6_terseLabel_en-US" xlink:label="lab_us-gaap_OtherPostretirementDefinedBenefitPlanLiabilitiesNoncurrent" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Other Postretirement Benefits Liability</link:label>
    <link:label id="lab_us-gaap_OtherPostretirementDefinedBenefitPlanLiabilitiesNoncurrent_label_en-US" xlink:label="lab_us-gaap_OtherPostretirementDefinedBenefitPlanLiabilitiesNoncurrent" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Liability, Other Postretirement Defined Benefit Plan, Noncurrent</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_OtherPostretirementDefinedBenefitPlanLiabilitiesNoncurrent" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_OtherPostretirementDefinedBenefitPlanLiabilitiesNoncurrent"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_OtherPostretirementDefinedBenefitPlanLiabilitiesNoncurrent" xlink:to="lab_us-gaap_OtherPostretirementDefinedBenefitPlanLiabilitiesNoncurrent" xlink:type="arc" order="1"/>
    <link:label id="lab_us-gaap_NetPeriodicDefinedBenefitsExpenseReversalOfExpenseExcludingServiceCostComponent_a56ce62e-3338-4538-93e3-21edbf1db9bf_terseLabel_en-US" xlink:label="lab_us-gaap_NetPeriodicDefinedBenefitsExpenseReversalOfExpenseExcludingServiceCostComponent" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Nonservice Cost Components of Postretirement Benefits</link:label>
    <link:label id="lab_us-gaap_NetPeriodicDefinedBenefitsExpenseReversalOfExpenseExcludingServiceCostComponent_label_en-US" xlink:label="lab_us-gaap_NetPeriodicDefinedBenefitsExpenseReversalOfExpenseExcludingServiceCostComponent" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Net Periodic Defined Benefits Expense (Reversal of Expense), Excluding Service Cost Component</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_NetPeriodicDefinedBenefitsExpenseReversalOfExpenseExcludingServiceCostComponent" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_NetPeriodicDefinedBenefitsExpenseReversalOfExpenseExcludingServiceCostComponent"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_NetPeriodicDefinedBenefitsExpenseReversalOfExpenseExcludingServiceCostComponent" xlink:to="lab_us-gaap_NetPeriodicDefinedBenefitsExpenseReversalOfExpenseExcludingServiceCostComponent" xlink:type="arc" order="1"/>
    <link:label id="lab_us-gaap_StatementOfCashFlowsAbstract_93ad58e3-d8fb-4164-adba-2559223d7251_terseLabel_en-US" xlink:label="lab_us-gaap_StatementOfCashFlowsAbstract" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Statement of Cash Flows [Abstract]</link:label>
    <link:label id="lab_us-gaap_StatementOfCashFlowsAbstract_label_en-US" xlink:label="lab_us-gaap_StatementOfCashFlowsAbstract" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Statement of Cash Flows [Abstract]</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_StatementOfCashFlowsAbstract" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_StatementOfCashFlowsAbstract"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_StatementOfCashFlowsAbstract" xlink:to="lab_us-gaap_StatementOfCashFlowsAbstract" xlink:type="arc" order="1"/>
    <link:label id="lab_us-gaap_OtherComprehensiveIncomeDefinedBenefitPlansTaxPortionAttributableToParent_a1a3bd92-9351-4b39-94f7-fe4886c161bb_terseLabel_en-US" xlink:label="lab_us-gaap_OtherComprehensiveIncomeDefinedBenefitPlansTaxPortionAttributableToParent" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Income Tax Expense</link:label>
    <link:label id="lab_us-gaap_OtherComprehensiveIncomeDefinedBenefitPlansTaxPortionAttributableToParent_label_en-US" xlink:label="lab_us-gaap_OtherComprehensiveIncomeDefinedBenefitPlansTaxPortionAttributableToParent" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Other Comprehensive (Income) Loss, Defined Benefit Plan, after Reclassification Adjustment, Tax, Attributable to Parent</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_OtherComprehensiveIncomeDefinedBenefitPlansTaxPortionAttributableToParent" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_OtherComprehensiveIncomeDefinedBenefitPlansTaxPortionAttributableToParent"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_OtherComprehensiveIncomeDefinedBenefitPlansTaxPortionAttributableToParent" xlink:to="lab_us-gaap_OtherComprehensiveIncomeDefinedBenefitPlansTaxPortionAttributableToParent" xlink:type="arc" order="1"/>
    <link:label id="lab_us-gaap_WeightedAverageNumberDilutedSharesOutstandingAdjustment_f4aefd86-81dc-4bbb-b088-4da2dbe3b35d_totalLabel_en-US" xlink:label="lab_us-gaap_WeightedAverageNumberDilutedSharesOutstandingAdjustment" xlink:role="http://www.xbrl.org/2003/role/totalLabel" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Total Dilutive Shares (in shares)</link:label>
    <link:label id="lab_us-gaap_WeightedAverageNumberDilutedSharesOutstandingAdjustment_label_en-US" xlink:label="lab_us-gaap_WeightedAverageNumberDilutedSharesOutstandingAdjustment" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Weighted Average Number Diluted Shares Outstanding Adjustment</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_WeightedAverageNumberDilutedSharesOutstandingAdjustment" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_WeightedAverageNumberDilutedSharesOutstandingAdjustment"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_WeightedAverageNumberDilutedSharesOutstandingAdjustment" xlink:to="lab_us-gaap_WeightedAverageNumberDilutedSharesOutstandingAdjustment" xlink:type="arc" order="1"/>
    <link:label id="lab_us-gaap_PropertyPlantAndEquipmentByTypeAxis_f0b48b2e-418f-482e-9b0b-c9a52055f2bd_terseLabel_en-US" xlink:label="lab_us-gaap_PropertyPlantAndEquipmentByTypeAxis" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Property, Plant and Equipment, Type [Axis]</link:label>
    <link:label id="lab_us-gaap_PropertyPlantAndEquipmentByTypeAxis_label_en-US" xlink:label="lab_us-gaap_PropertyPlantAndEquipmentByTypeAxis" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Long-Lived Tangible Asset [Axis]</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_PropertyPlantAndEquipmentByTypeAxis" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_PropertyPlantAndEquipmentByTypeAxis"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_PropertyPlantAndEquipmentByTypeAxis" xlink:to="lab_us-gaap_PropertyPlantAndEquipmentByTypeAxis" xlink:type="arc" order="1"/>
    <link:label id="lab_us-gaap_ScheduleOfLineOfCreditFacilitiesTextBlock_960e32d7-c80b-4142-bd17-ede5b29dba6e_terseLabel_en-US" xlink:label="lab_us-gaap_ScheduleOfLineOfCreditFacilitiesTextBlock" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Schedule of Line of Credit Facilities</link:label>
    <link:label id="lab_us-gaap_ScheduleOfLineOfCreditFacilitiesTextBlock_label_en-US" xlink:label="lab_us-gaap_ScheduleOfLineOfCreditFacilitiesTextBlock" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Schedule of Line of Credit Facilities [Table Text Block]</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ScheduleOfLineOfCreditFacilitiesTextBlock" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_ScheduleOfLineOfCreditFacilitiesTextBlock"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_ScheduleOfLineOfCreditFacilitiesTextBlock" xlink:to="lab_us-gaap_ScheduleOfLineOfCreditFacilitiesTextBlock" xlink:type="arc" order="1"/>
    <link:label id="lab_ottr_ChangeInChecksWrittenInExcessOfCash_4b6a80cc-e81f-4b27-8483-3213a8395d8d_negatedLabel_en-US" xlink:label="lab_ottr_ChangeInChecksWrittenInExcessOfCash" xlink:role="http://www.xbrl.org/2009/role/negatedLabel" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Change in Checks Written in Excess of Cash</link:label>
    <link:label id="lab_ottr_ChangeInChecksWrittenInExcessOfCash_label_en-US" xlink:label="lab_ottr_ChangeInChecksWrittenInExcessOfCash" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">ottr_ChangeInChecksWrittenInExcessOfCash</link:label>
    <link:label id="lab_ottr_ChangeInChecksWrittenInExcessOfCash_documentation_en-US" xlink:label="lab_ottr_ChangeInChecksWrittenInExcessOfCash" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Represents change in checks written in excess of cash.</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_ottr_ChangeInChecksWrittenInExcessOfCash" xlink:href="ottr-20210331.xsd#ottr_ChangeInChecksWrittenInExcessOfCash"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_ottr_ChangeInChecksWrittenInExcessOfCash" xlink:to="lab_ottr_ChangeInChecksWrittenInExcessOfCash" xlink:type="arc" order="1"/>
    <link:label id="lab_dei_EntityCommonStockSharesOutstanding_78fca748-5de9-411f-be1c-72fa68f3f92b_terseLabel_en-US" xlink:label="lab_dei_EntityCommonStockSharesOutstanding" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Entity Common Stock, Shares Outstanding</link:label>
    <link:label id="lab_dei_EntityCommonStockSharesOutstanding_label_en-US" xlink:label="lab_dei_EntityCommonStockSharesOutstanding" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Entity Common Stock, Shares Outstanding</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_dei_EntityCommonStockSharesOutstanding" xlink:href="https://xbrl.sec.gov/dei/2020/dei-2020-01-31.xsd#dei_EntityCommonStockSharesOutstanding"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_dei_EntityCommonStockSharesOutstanding" xlink:to="lab_dei_EntityCommonStockSharesOutstanding" xlink:type="arc" order="1"/>
    <link:label id="lab_us-gaap_OtherCommitmentsLineItems_890202f0-2653-4e6e-9752-dec04d8dc420_terseLabel_en-US" xlink:label="lab_us-gaap_OtherCommitmentsLineItems" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Other Commitments [Line Items]</link:label>
    <link:label id="lab_us-gaap_OtherCommitmentsLineItems_label_en-US" xlink:label="lab_us-gaap_OtherCommitmentsLineItems" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Other Commitments [Line Items]</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_OtherCommitmentsLineItems" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_OtherCommitmentsLineItems"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_OtherCommitmentsLineItems" xlink:to="lab_us-gaap_OtherCommitmentsLineItems" xlink:type="arc" order="1"/>
    <link:label id="lab_us-gaap_NetCashProvidedByUsedInFinancingActivitiesAbstract_8af33418-9de9-499a-addb-475470a36a87_terseLabel_en-US" xlink:label="lab_us-gaap_NetCashProvidedByUsedInFinancingActivitiesAbstract" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Financing Activities</link:label>
    <link:label id="lab_us-gaap_NetCashProvidedByUsedInFinancingActivitiesAbstract_label_en-US" xlink:label="lab_us-gaap_NetCashProvidedByUsedInFinancingActivitiesAbstract" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Net Cash Provided by (Used in) Financing Activities [Abstract]</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_NetCashProvidedByUsedInFinancingActivitiesAbstract" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_NetCashProvidedByUsedInFinancingActivitiesAbstract"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_NetCashProvidedByUsedInFinancingActivitiesAbstract" xlink:to="lab_us-gaap_NetCashProvidedByUsedInFinancingActivitiesAbstract" xlink:type="arc" order="1"/>
    <link:label id="lab_ottr_SeniorUnsecuredNotes547SeriesBDueFebruary272044Member_2a5040a8-c3f5-440b-85ea-b4175fdb69f6_terseLabel_en-US" xlink:label="lab_ottr_SeniorUnsecuredNotes547SeriesBDueFebruary272044Member" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Series 2013B Senior Unsecured Notes</link:label>
    <link:label id="lab_ottr_SeniorUnsecuredNotes547SeriesBDueFebruary272044Member_label_en-US" xlink:label="lab_ottr_SeniorUnsecuredNotes547SeriesBDueFebruary272044Member" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Senior Unsecured Notes 5.47%, Series B, Due February 27, 2044 [Member]</link:label>
    <link:label id="lab_ottr_SeniorUnsecuredNotes547SeriesBDueFebruary272044Member_documentation_en-US" xlink:label="lab_ottr_SeniorUnsecuredNotes547SeriesBDueFebruary272044Member" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Represents information about Senior Unsecured Notes 5.47%, Series B, due February 27, 2044.</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_ottr_SeniorUnsecuredNotes547SeriesBDueFebruary272044Member" xlink:href="ottr-20210331.xsd#ottr_SeniorUnsecuredNotes547SeriesBDueFebruary272044Member"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_ottr_SeniorUnsecuredNotes547SeriesBDueFebruary272044Member" xlink:to="lab_ottr_SeniorUnsecuredNotes547SeriesBDueFebruary272044Member" xlink:type="arc" order="1"/>
    <link:label id="lab_us-gaap_LineOfCreditFacilityTable_10c509ea-9f38-498a-8be0-6c7089c549d2_terseLabel_en-US" xlink:label="lab_us-gaap_LineOfCreditFacilityTable" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Line of Credit Facility [Table]</link:label>
    <link:label id="lab_us-gaap_LineOfCreditFacilityTable_label_en-US" xlink:label="lab_us-gaap_LineOfCreditFacilityTable" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Line of Credit Facility [Table]</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_LineOfCreditFacilityTable" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_LineOfCreditFacilityTable"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_LineOfCreditFacilityTable" xlink:to="lab_us-gaap_LineOfCreditFacilityTable" xlink:type="arc" order="1"/>
    <link:label id="lab_us-gaap_ScheduleOfEarningsPerShareDilutedByCommonClassTable_e9c2f6c2-0873-441d-a0a1-09ff351b0d13_terseLabel_en-US" xlink:label="lab_us-gaap_ScheduleOfEarningsPerShareDilutedByCommonClassTable" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Schedule of Earnings Per Share, Diluted, by Common Class, Including Two Class Method [Table]</link:label>
    <link:label id="lab_us-gaap_ScheduleOfEarningsPerShareDilutedByCommonClassTable_label_en-US" xlink:label="lab_us-gaap_ScheduleOfEarningsPerShareDilutedByCommonClassTable" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Schedule of Earnings Per Share, Diluted, by Common Class, Including Two Class Method [Table]</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ScheduleOfEarningsPerShareDilutedByCommonClassTable" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_ScheduleOfEarningsPerShareDilutedByCommonClassTable"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_ScheduleOfEarningsPerShareDilutedByCommonClassTable" xlink:to="lab_us-gaap_ScheduleOfEarningsPerShareDilutedByCommonClassTable" xlink:type="arc" order="1"/>
    <link:label id="lab_ottr_DefinedBenefitPlanAmortizationOfGainsLossesFromOtherComprehensiveIncome_97d0d889-b641-4972-a529-bf4db5560190_negatedLabel_en-US" xlink:label="lab_ottr_DefinedBenefitPlanAmortizationOfGainsLossesFromOtherComprehensiveIncome" xlink:role="http://www.xbrl.org/2009/role/negatedLabel" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">From Other Comprehensive Income</link:label>
    <link:label id="lab_ottr_DefinedBenefitPlanAmortizationOfGainsLossesFromOtherComprehensiveIncome_label_en-US" xlink:label="lab_ottr_DefinedBenefitPlanAmortizationOfGainsLossesFromOtherComprehensiveIncome" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">From Other Comprehensive Income</link:label>
    <link:label id="lab_ottr_DefinedBenefitPlanAmortizationOfGainsLossesFromOtherComprehensiveIncome_documentation_en-US" xlink:label="lab_ottr_DefinedBenefitPlanAmortizationOfGainsLossesFromOtherComprehensiveIncome" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">The amount of gains or losses recognized in net periodic benefit cost from other comprehensive income.</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_ottr_DefinedBenefitPlanAmortizationOfGainsLossesFromOtherComprehensiveIncome" xlink:href="ottr-20210331.xsd#ottr_DefinedBenefitPlanAmortizationOfGainsLossesFromOtherComprehensiveIncome"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_ottr_DefinedBenefitPlanAmortizationOfGainsLossesFromOtherComprehensiveIncome" xlink:to="lab_ottr_DefinedBenefitPlanAmortizationOfGainsLossesFromOtherComprehensiveIncome" xlink:type="arc" order="1"/>
    <link:label id="lab_us-gaap_OtherAssetsNoncurrent_5a56871f-a88b-4656-9057-8928d487991b_terseLabel_en-US" xlink:label="lab_us-gaap_OtherAssetsNoncurrent" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Other Noncurrent Assets</link:label>
    <link:label id="lab_us-gaap_OtherAssetsNoncurrent_label_en-US" xlink:label="lab_us-gaap_OtherAssetsNoncurrent" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Other Assets, Noncurrent</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_OtherAssetsNoncurrent" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_OtherAssetsNoncurrent"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_OtherAssetsNoncurrent" xlink:to="lab_us-gaap_OtherAssetsNoncurrent" xlink:type="arc" order="1"/>
    <link:label id="lab_ottr_Ottr_EstimatedLiabilityForFERCOrderedMISOTariffRefundObligation_7d3e5be4-ddd7-4581-bafd-a8c68ee6e731_terseLabel_en-US" xlink:label="lab_ottr_Ottr_EstimatedLiabilityForFERCOrderedMISOTariffRefundObligation" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Estimated liability of refund obligation</link:label>
    <link:label id="lab_ottr_Ottr_EstimatedLiabilityForFERCOrderedMISOTariffRefundObligation_label_en-US" xlink:label="lab_ottr_Ottr_EstimatedLiabilityForFERCOrderedMISOTariffRefundObligation" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">ottr_EstimatedLiabilityForFERCOrderedMISOTariffRefundObligation</link:label>
    <link:label id="lab_ottr_Ottr_EstimatedLiabilityForFERCOrderedMISOTariffRefundObligation_documentation_en-US" xlink:label="lab_ottr_Ottr_EstimatedLiabilityForFERCOrderedMISOTariffRefundObligation" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">This element represents amount of estimated liability for FERC ordered MISO tariff ROE refund obligation.</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_ottr_Ottr_EstimatedLiabilityForFERCOrderedMISOTariffRefundObligation" xlink:href="ottr-20210331.xsd#ottr_Ottr_EstimatedLiabilityForFERCOrderedMISOTariffRefundObligation"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_ottr_Ottr_EstimatedLiabilityForFERCOrderedMISOTariffRefundObligation" xlink:to="lab_ottr_Ottr_EstimatedLiabilityForFERCOrderedMISOTariffRefundObligation" xlink:type="arc" order="1"/>
    <link:label id="lab_us-gaap_SegmentReportingDisclosureTextBlock_ea7d5105-93a5-49c9-b6f6-1cf33af756aa_terseLabel_en-US" xlink:label="lab_us-gaap_SegmentReportingDisclosureTextBlock" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Segment Information</link:label>
    <link:label id="lab_us-gaap_SegmentReportingDisclosureTextBlock_label_en-US" xlink:label="lab_us-gaap_SegmentReportingDisclosureTextBlock" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Segment Reporting Disclosure [Text Block]</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_SegmentReportingDisclosureTextBlock" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_SegmentReportingDisclosureTextBlock"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_SegmentReportingDisclosureTextBlock" xlink:to="lab_us-gaap_SegmentReportingDisclosureTextBlock" xlink:type="arc" order="1"/>
    <link:label id="lab_us-gaap_StockIssuedDuringPeriodValueNewIssues_fd675e0d-4a96-4faa-bf7b-9f46babc4e27_terseLabel_en-US" xlink:label="lab_us-gaap_StockIssuedDuringPeriodValueNewIssues" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Common Stock Issuances, Net of Expenses</link:label>
    <link:label id="lab_us-gaap_StockIssuedDuringPeriodValueNewIssues_label_en-US" xlink:label="lab_us-gaap_StockIssuedDuringPeriodValueNewIssues" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Stock Issued During Period, Value, New Issues</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_StockIssuedDuringPeriodValueNewIssues" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_StockIssuedDuringPeriodValueNewIssues"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_StockIssuedDuringPeriodValueNewIssues" xlink:to="lab_us-gaap_StockIssuedDuringPeriodValueNewIssues" xlink:type="arc" order="1"/>
    <link:label id="lab_us-gaap_CashAndCashEquivalentsFairValueDisclosure_5ccd9023-bd9b-4912-ab0c-9e84d2052ed1_terseLabel_en-US" xlink:label="lab_us-gaap_CashAndCashEquivalentsFairValueDisclosure" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Money Market Funds</link:label>
    <link:label id="lab_us-gaap_CashAndCashEquivalentsFairValueDisclosure_label_en-US" xlink:label="lab_us-gaap_CashAndCashEquivalentsFairValueDisclosure" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Cash and Cash Equivalents, Fair Value Disclosure</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_CashAndCashEquivalentsFairValueDisclosure" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_CashAndCashEquivalentsFairValueDisclosure"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_CashAndCashEquivalentsFairValueDisclosure" xlink:to="lab_us-gaap_CashAndCashEquivalentsFairValueDisclosure" xlink:type="arc" order="1"/>
    <link:label id="lab_us-gaap_Assets_ce864fd3-e8a6-46a5-a079-243fd6c19cda_totalLabel_en-US" xlink:label="lab_us-gaap_Assets" xlink:role="http://www.xbrl.org/2003/role/totalLabel" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Total Assets</link:label>
    <link:label id="lab_us-gaap_Assets_b9e1ec4b-7cd7-48df-8473-678b2d2bb759_verboseLabel_en-US" xlink:label="lab_us-gaap_Assets" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Identifiable Assets</link:label>
    <link:label id="lab_us-gaap_Assets_label_en-US" xlink:label="lab_us-gaap_Assets" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Assets</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_Assets" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_Assets"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_Assets" xlink:to="lab_us-gaap_Assets" xlink:type="arc" order="1"/>
    <link:label id="lab_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNonvestedNumber_e4c1091e-48a3-4961-89c5-7c2be3f73706_periodStartLabel_en-US" xlink:label="lab_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNonvestedNumber" xlink:role="http://www.xbrl.org/2003/role/periodStartLabel" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Beginning of year (in shares)</link:label>
    <link:label id="lab_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNonvestedNumber_8ad6afff-f72f-45ea-b152-3da6daaf95b3_periodEndLabel_en-US" xlink:label="lab_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNonvestedNumber" xlink:role="http://www.xbrl.org/2003/role/periodEndLabel" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">End of year (in shares)</link:label>
    <link:label id="lab_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNonvestedNumber_label_en-US" xlink:label="lab_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNonvestedNumber" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Nonvested, Number</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNonvestedNumber" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNonvestedNumber"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNonvestedNumber" xlink:to="lab_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNonvestedNumber" xlink:type="arc" order="1"/>
    <link:label id="lab_dei_Security12bTitle_429ff3c5-eb6d-4c68-a684-d0c86b9cb058_terseLabel_en-US" xlink:label="lab_dei_Security12bTitle" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Title of 12(b) Security</link:label>
    <link:label id="lab_dei_Security12bTitle_label_en-US" xlink:label="lab_dei_Security12bTitle" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Title of 12(b) Security</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_dei_Security12bTitle" xlink:href="https://xbrl.sec.gov/dei/2020/dei-2020-01-31.xsd#dei_Security12bTitle"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_dei_Security12bTitle" xlink:to="lab_dei_Security12bTitle" xlink:type="arc" order="1"/>
    <link:label id="lab_us-gaap_SubsequentEventTypeAxis_4cd8fef1-7a67-45cc-b1a8-09f694827166_terseLabel_en-US" xlink:label="lab_us-gaap_SubsequentEventTypeAxis" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Subsequent Event Type [Axis]</link:label>
    <link:label id="lab_us-gaap_SubsequentEventTypeAxis_label_en-US" xlink:label="lab_us-gaap_SubsequentEventTypeAxis" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Subsequent Event Type [Axis]</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_SubsequentEventTypeAxis" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_SubsequentEventTypeAxis"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_SubsequentEventTypeAxis" xlink:to="lab_us-gaap_SubsequentEventTypeAxis" xlink:type="arc" order="1"/>
    <link:label id="lab_ottr_EffectiveIncomeTaxRateReconciliationTaxCreditProductionPercent_b0c027f8-c487-4a98-8207-cd8e3711c5f5_negatedTerseLabel_en-US" xlink:label="lab_ottr_EffectiveIncomeTaxRateReconciliationTaxCreditProductionPercent" xlink:role="http://www.xbrl.org/2009/role/negatedTerseLabel" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Production Tax Credits (PTCs)</link:label>
    <link:label id="lab_ottr_EffectiveIncomeTaxRateReconciliationTaxCreditProductionPercent_label_en-US" xlink:label="lab_ottr_EffectiveIncomeTaxRateReconciliationTaxCreditProductionPercent" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Effective Income Tax Rate Reconciliation, Tax Credit, Production, Percent</link:label>
    <link:label id="lab_ottr_EffectiveIncomeTaxRateReconciliationTaxCreditProductionPercent_documentation_en-US" xlink:label="lab_ottr_EffectiveIncomeTaxRateReconciliationTaxCreditProductionPercent" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Effective Income Tax Rate Reconciliation, Tax Credit, Production, Percent</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_ottr_EffectiveIncomeTaxRateReconciliationTaxCreditProductionPercent" xlink:href="ottr-20210331.xsd#ottr_EffectiveIncomeTaxRateReconciliationTaxCreditProductionPercent"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_ottr_EffectiveIncomeTaxRateReconciliationTaxCreditProductionPercent" xlink:to="lab_ottr_EffectiveIncomeTaxRateReconciliationTaxCreditProductionPercent" xlink:type="arc" order="1"/>
    <link:label id="lab_ottr_PercentageOfTargetAmountAsActualPayment_d1564416-a657-4c32-b6ee-5e178435b336_terseLabel_en-US" xlink:label="lab_ottr_PercentageOfTargetAmountAsActualPayment" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Percentage of target amount as actual payment</link:label>
    <link:label id="lab_ottr_PercentageOfTargetAmountAsActualPayment_label_en-US" xlink:label="lab_ottr_PercentageOfTargetAmountAsActualPayment" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">ottr_PercentageOfTargetAmountAsActualPayment</link:label>
    <link:label id="lab_ottr_PercentageOfTargetAmountAsActualPayment_documentation_en-US" xlink:label="lab_ottr_PercentageOfTargetAmountAsActualPayment" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Represents the percentage of target amount as a actual payment.</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_ottr_PercentageOfTargetAmountAsActualPayment" xlink:href="ottr-20210331.xsd#ottr_PercentageOfTargetAmountAsActualPayment"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_ottr_PercentageOfTargetAmountAsActualPayment" xlink:to="lab_ottr_PercentageOfTargetAmountAsActualPayment" xlink:type="arc" order="1"/>
    <link:label id="lab_us-gaap_DepreciationDepletionAndAmortization_c97b8b1e-70d7-4c45-b4b3-f55d5ac2f445_terseLabel_en-US" xlink:label="lab_us-gaap_DepreciationDepletionAndAmortization" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Depreciation and Amortization</link:label>
    <link:label id="lab_us-gaap_DepreciationDepletionAndAmortization_label_en-US" xlink:label="lab_us-gaap_DepreciationDepletionAndAmortization" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Depreciation, Depletion and Amortization</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DepreciationDepletionAndAmortization" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_DepreciationDepletionAndAmortization"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_DepreciationDepletionAndAmortization" xlink:to="lab_us-gaap_DepreciationDepletionAndAmortization" xlink:type="arc" order="1"/>
    <link:label id="lab_us-gaap_RevenueNotFromContractWithCustomer_3a2f690d-5cc1-4053-83a7-2239a1edd111_terseLabel_en-US" xlink:label="lab_us-gaap_RevenueNotFromContractWithCustomer" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Electric Segment - Alternative Revenue Program Revenues</link:label>
    <link:label id="lab_us-gaap_RevenueNotFromContractWithCustomer_label_en-US" xlink:label="lab_us-gaap_RevenueNotFromContractWithCustomer" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Revenue Not from Contract with Customer</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_RevenueNotFromContractWithCustomer" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_RevenueNotFromContractWithCustomer"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_RevenueNotFromContractWithCustomer" xlink:to="lab_us-gaap_RevenueNotFromContractWithCustomer" xlink:type="arc" order="1"/>
    <link:label id="lab_us-gaap_ProceedsFromSaleOfProductiveAssets_5f4957f7-6b49-484a-9bef-464283712d19_terseLabel_en-US" xlink:label="lab_us-gaap_ProceedsFromSaleOfProductiveAssets" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Proceeds from Disposal of Noncurrent Assets</link:label>
    <link:label id="lab_us-gaap_ProceedsFromSaleOfProductiveAssets_label_en-US" xlink:label="lab_us-gaap_ProceedsFromSaleOfProductiveAssets" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Proceeds from Sale of Productive Assets</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ProceedsFromSaleOfProductiveAssets" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_ProceedsFromSaleOfProductiveAssets"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_ProceedsFromSaleOfProductiveAssets" xlink:to="lab_us-gaap_ProceedsFromSaleOfProductiveAssets" xlink:type="arc" order="1"/>
    <link:label id="lab_srt_ProductOrServiceAxis_b3088984-fc4c-4136-804f-68e3b31bfdc7_terseLabel_en-US" xlink:label="lab_srt_ProductOrServiceAxis" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Product and Service [Axis]</link:label>
    <link:label id="lab_srt_ProductOrServiceAxis_label_en-US" xlink:label="lab_srt_ProductOrServiceAxis" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Product and Service [Axis]</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_srt_ProductOrServiceAxis" xlink:href="http://xbrl.fasb.org/srt/2020/elts/srt-2020-01-31.xsd#srt_ProductOrServiceAxis"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_srt_ProductOrServiceAxis" xlink:to="lab_srt_ProductOrServiceAxis" xlink:type="arc" order="1"/>
    <link:label id="lab_ottr_UnrecoveredProjectCostsMember_688c4917-8f82-4502-9836-afddc984191d_terseLabel_en-US" xlink:label="lab_ottr_UnrecoveredProjectCostsMember" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Unrecovered Project Costs</link:label>
    <link:label id="lab_ottr_UnrecoveredProjectCostsMember_label_en-US" xlink:label="lab_ottr_UnrecoveredProjectCostsMember" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Unrecovered Project Costs [Member]</link:label>
    <link:label id="lab_ottr_UnrecoveredProjectCostsMember_documentation_en-US" xlink:label="lab_ottr_UnrecoveredProjectCostsMember" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Unrecovered Project Costs</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_ottr_UnrecoveredProjectCostsMember" xlink:href="ottr-20210331.xsd#ottr_UnrecoveredProjectCostsMember"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_ottr_UnrecoveredProjectCostsMember" xlink:to="lab_ottr_UnrecoveredProjectCostsMember" xlink:type="arc" order="1"/>
    <link:label id="lab_ottr_DefinedBenefitPlanAmortizationOfPriorServiceCostCreditAbstract_dfcf9b8d-1b1c-4dab-a918-55c32a141545_terseLabel_en-US" xlink:label="lab_ottr_DefinedBenefitPlanAmortizationOfPriorServiceCostCreditAbstract" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Amortization of Prior Service Cost:</link:label>
    <link:label id="lab_ottr_DefinedBenefitPlanAmortizationOfPriorServiceCostCreditAbstract_label_en-US" xlink:label="lab_ottr_DefinedBenefitPlanAmortizationOfPriorServiceCostCreditAbstract" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Amortization of Prior Service Cost</link:label>
    <link:label id="lab_ottr_DefinedBenefitPlanAmortizationOfPriorServiceCostCreditAbstract_documentation_en-US" xlink:label="lab_ottr_DefinedBenefitPlanAmortizationOfPriorServiceCostCreditAbstract" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Defined Benefit Plan Amortization of Prior Service Cost Credit [Abstract]</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_ottr_DefinedBenefitPlanAmortizationOfPriorServiceCostCreditAbstract" xlink:href="ottr-20210331.xsd#ottr_DefinedBenefitPlanAmortizationOfPriorServiceCostCreditAbstract"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_ottr_DefinedBenefitPlanAmortizationOfPriorServiceCostCreditAbstract" xlink:to="lab_ottr_DefinedBenefitPlanAmortizationOfPriorServiceCostCreditAbstract" xlink:type="arc" order="1"/>
    <link:label id="lab_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardFairValueAssumptionsExpectedVolatilityRate_bd6f54ce-75fa-4d99-ab49-3abf35e12daa_terseLabel_en-US" xlink:label="lab_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardFairValueAssumptionsExpectedVolatilityRate" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Expected volatility</link:label>
    <link:label id="lab_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardFairValueAssumptionsExpectedVolatilityRate_label_en-US" xlink:label="lab_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardFairValueAssumptionsExpectedVolatilityRate" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Share-based Compensation Arrangement by Share-based Payment Award, Fair Value Assumptions, Expected Volatility Rate</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardFairValueAssumptionsExpectedVolatilityRate" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardFairValueAssumptionsExpectedVolatilityRate"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardFairValueAssumptionsExpectedVolatilityRate" xlink:to="lab_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardFairValueAssumptionsExpectedVolatilityRate" xlink:type="arc" order="1"/>
    <link:label id="lab_us-gaap_RetirementPlanTypeAxis_e3d1297b-e8ec-44d8-8832-9f4bf6fc13d7_terseLabel_en-US" xlink:label="lab_us-gaap_RetirementPlanTypeAxis" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Retirement Plan Type [Axis]</link:label>
    <link:label id="lab_us-gaap_RetirementPlanTypeAxis_label_en-US" xlink:label="lab_us-gaap_RetirementPlanTypeAxis" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Retirement Plan Type [Axis]</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_RetirementPlanTypeAxis" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_RetirementPlanTypeAxis"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_RetirementPlanTypeAxis" xlink:to="lab_us-gaap_RetirementPlanTypeAxis" xlink:type="arc" order="1"/>
    <link:label id="lab_ottr_ScheduleOfRegulatoryAssetsAndLiabilitiesLineItems_d800441e-9e4f-4988-a209-7c3abb7def90_terseLabel_en-US" xlink:label="lab_ottr_ScheduleOfRegulatoryAssetsAndLiabilitiesLineItems" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Schedule of Regulatory Assets and Liabilities [Line Items]</link:label>
    <link:label id="lab_ottr_ScheduleOfRegulatoryAssetsAndLiabilitiesLineItems_label_en-US" xlink:label="lab_ottr_ScheduleOfRegulatoryAssetsAndLiabilitiesLineItems" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Schedule of Regulatory Assets and Liabilities [Line Items]</link:label>
    <link:label id="lab_ottr_ScheduleOfRegulatoryAssetsAndLiabilitiesLineItems_documentation_en-US" xlink:label="lab_ottr_ScheduleOfRegulatoryAssetsAndLiabilitiesLineItems" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Schedule of Regulatory Assets and Liabilities</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_ottr_ScheduleOfRegulatoryAssetsAndLiabilitiesLineItems" xlink:href="ottr-20210331.xsd#ottr_ScheduleOfRegulatoryAssetsAndLiabilitiesLineItems"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_ottr_ScheduleOfRegulatoryAssetsAndLiabilitiesLineItems" xlink:to="lab_ottr_ScheduleOfRegulatoryAssetsAndLiabilitiesLineItems" xlink:type="arc" order="1"/>
    <link:label id="lab_us-gaap_CommitmentsAndContingenciesDisclosureAbstract_label_en-US" xlink:label="lab_us-gaap_CommitmentsAndContingenciesDisclosureAbstract" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Commitments and Contingencies Disclosure [Abstract]</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_CommitmentsAndContingenciesDisclosureAbstract" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_CommitmentsAndContingenciesDisclosureAbstract"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_CommitmentsAndContingenciesDisclosureAbstract" xlink:to="lab_us-gaap_CommitmentsAndContingenciesDisclosureAbstract" xlink:type="arc" order="1"/>
    <link:label id="lab_ottr_SeniorUnsecuredNotes647SeriesDDueAugust202037Member_93a6ad25-22dc-4eeb-aed1-fa125ec2fee6_terseLabel_en-US" xlink:label="lab_ottr_SeniorUnsecuredNotes647SeriesDDueAugust202037Member" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Series 2007D Senior Unsecured Notes</link:label>
    <link:label id="lab_ottr_SeniorUnsecuredNotes647SeriesDDueAugust202037Member_label_en-US" xlink:label="lab_ottr_SeniorUnsecuredNotes647SeriesDDueAugust202037Member" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Senior Unsecured Notes 6.47%, Series D, Due August 20, 2037 [Member]</link:label>
    <link:label id="lab_ottr_SeniorUnsecuredNotes647SeriesDDueAugust202037Member_documentation_en-US" xlink:label="lab_ottr_SeniorUnsecuredNotes647SeriesDDueAugust202037Member" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Represents information about Senior Unsecured Notes 6.47%, Series D, due August 20, 2037.</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_ottr_SeniorUnsecuredNotes647SeriesDDueAugust202037Member" xlink:href="ottr-20210331.xsd#ottr_SeniorUnsecuredNotes647SeriesDDueAugust202037Member"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_ottr_SeniorUnsecuredNotes647SeriesDDueAugust202037Member" xlink:to="lab_ottr_SeniorUnsecuredNotes647SeriesDDueAugust202037Member" xlink:type="arc" order="1"/>
    <link:label id="lab_us-gaap_FairValueInputsLevel1Member_075f8ff4-13da-4aba-8762-0f7d793b23e8_terseLabel_en-US" xlink:label="lab_us-gaap_FairValueInputsLevel1Member" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Level 1</link:label>
    <link:label id="lab_us-gaap_FairValueInputsLevel1Member_label_en-US" xlink:label="lab_us-gaap_FairValueInputsLevel1Member" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Fair Value, Inputs, Level 1 [Member]</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_FairValueInputsLevel1Member" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_FairValueInputsLevel1Member"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_FairValueInputsLevel1Member" xlink:to="lab_us-gaap_FairValueInputsLevel1Member" xlink:type="arc" order="1"/>
    <link:label id="lab_us-gaap_IncreaseDecreaseInInventories_f5f1f065-1859-443e-853b-d758bf8ec9cd_negatedLabel_en-US" xlink:label="lab_us-gaap_IncreaseDecreaseInInventories" xlink:role="http://www.xbrl.org/2009/role/negatedLabel" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Change in Inventories</link:label>
    <link:label id="lab_us-gaap_IncreaseDecreaseInInventories_label_en-US" xlink:label="lab_us-gaap_IncreaseDecreaseInInventories" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Increase (Decrease) in Inventories</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_IncreaseDecreaseInInventories" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_IncreaseDecreaseInInventories"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_IncreaseDecreaseInInventories" xlink:to="lab_us-gaap_IncreaseDecreaseInInventories" xlink:type="arc" order="1"/>
    <link:label id="lab_us-gaap_FairValueAssetsAndLiabilitiesMeasuredOnRecurringAndNonrecurringBasisTable_f8c840ac-63a0-4869-97e7-67bc4716e23b_terseLabel_en-US" xlink:label="lab_us-gaap_FairValueAssetsAndLiabilitiesMeasuredOnRecurringAndNonrecurringBasisTable" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Fair Value, Recurring and Nonrecurring [Table]</link:label>
    <link:label id="lab_us-gaap_FairValueAssetsAndLiabilitiesMeasuredOnRecurringAndNonrecurringBasisTable_label_en-US" xlink:label="lab_us-gaap_FairValueAssetsAndLiabilitiesMeasuredOnRecurringAndNonrecurringBasisTable" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Fair Value, Recurring and Nonrecurring [Table]</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_FairValueAssetsAndLiabilitiesMeasuredOnRecurringAndNonrecurringBasisTable" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_FairValueAssetsAndLiabilitiesMeasuredOnRecurringAndNonrecurringBasisTable"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_FairValueAssetsAndLiabilitiesMeasuredOnRecurringAndNonrecurringBasisTable" xlink:to="lab_us-gaap_FairValueAssetsAndLiabilitiesMeasuredOnRecurringAndNonrecurringBasisTable" xlink:type="arc" order="1"/>
    <link:label id="lab_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNonvestedRollForward_6c52e500-4f90-4583-b6ea-6f3dd84905c6_terseLabel_en-US" xlink:label="lab_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNonvestedRollForward" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Shares</link:label>
    <link:label id="lab_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNonvestedRollForward_label_en-US" xlink:label="lab_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNonvestedRollForward" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Nonvested, Number of Shares [Roll Forward]</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNonvestedRollForward" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNonvestedRollForward"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNonvestedRollForward" xlink:to="lab_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNonvestedRollForward" xlink:type="arc" order="1"/>
    <link:label id="lab_us-gaap_RegulatoryAgencyAxis_c568806f-f9d7-476f-afc2-6609ce190d63_terseLabel_en-US" xlink:label="lab_us-gaap_RegulatoryAgencyAxis" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Regulatory Agency [Axis]</link:label>
    <link:label id="lab_us-gaap_RegulatoryAgencyAxis_label_en-US" xlink:label="lab_us-gaap_RegulatoryAgencyAxis" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Regulatory Agency [Axis]</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_RegulatoryAgencyAxis" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_RegulatoryAgencyAxis"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_RegulatoryAgencyAxis" xlink:to="lab_us-gaap_RegulatoryAgencyAxis" xlink:type="arc" order="1"/>
    <link:label id="lab_us-gaap_DebtInstrumentAxis_f439eb61-dfcb-4e41-968e-49c1f14c3a92_terseLabel_en-US" xlink:label="lab_us-gaap_DebtInstrumentAxis" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Debt Instrument [Axis]</link:label>
    <link:label id="lab_us-gaap_DebtInstrumentAxis_label_en-US" xlink:label="lab_us-gaap_DebtInstrumentAxis" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Debt Instrument [Axis]</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DebtInstrumentAxis" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_DebtInstrumentAxis"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_DebtInstrumentAxis" xlink:to="lab_us-gaap_DebtInstrumentAxis" xlink:type="arc" order="1"/>
    <link:label id="lab_us-gaap_AdditionalPaidInCapitalMember_eb62e0c2-dd84-4f2e-830a-54364bdf1036_terseLabel_en-US" xlink:label="lab_us-gaap_AdditionalPaidInCapitalMember" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Additional Paid-In Capital</link:label>
    <link:label id="lab_us-gaap_AdditionalPaidInCapitalMember_label_en-US" xlink:label="lab_us-gaap_AdditionalPaidInCapitalMember" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Additional Paid-in Capital [Member]</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_AdditionalPaidInCapitalMember" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_AdditionalPaidInCapitalMember"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_AdditionalPaidInCapitalMember" xlink:to="lab_us-gaap_AdditionalPaidInCapitalMember" xlink:type="arc" order="1"/>
    <link:label id="lab_us-gaap_OperatingSegmentsMember_cf259620-a5b1-42a5-8337-2b0e89673302_terseLabel_en-US" xlink:label="lab_us-gaap_OperatingSegmentsMember" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Operating Segments</link:label>
    <link:label id="lab_us-gaap_OperatingSegmentsMember_label_en-US" xlink:label="lab_us-gaap_OperatingSegmentsMember" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Operating Segments [Member]</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_OperatingSegmentsMember" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_OperatingSegmentsMember"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_OperatingSegmentsMember" xlink:to="lab_us-gaap_OperatingSegmentsMember" xlink:type="arc" order="1"/>
    <link:label id="lab_us-gaap_DisaggregationOfRevenueLineItems_32002fc7-64db-4f72-8dd1-065ecec86c20_terseLabel_en-US" xlink:label="lab_us-gaap_DisaggregationOfRevenueLineItems" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Disaggregation of Revenue [Line Items]</link:label>
    <link:label id="lab_us-gaap_DisaggregationOfRevenueLineItems_label_en-US" xlink:label="lab_us-gaap_DisaggregationOfRevenueLineItems" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Disaggregation of Revenue [Line Items]</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DisaggregationOfRevenueLineItems" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_DisaggregationOfRevenueLineItems"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_DisaggregationOfRevenueLineItems" xlink:to="lab_us-gaap_DisaggregationOfRevenueLineItems" xlink:type="arc" order="1"/>
    <link:label id="lab_us-gaap_ClassOfStockLineItems_be429a92-e460-41ad-9157-64f966aa8d34_terseLabel_en-US" xlink:label="lab_us-gaap_ClassOfStockLineItems" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Class of Stock [Line Items]</link:label>
    <link:label id="lab_us-gaap_ClassOfStockLineItems_label_en-US" xlink:label="lab_us-gaap_ClassOfStockLineItems" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Class of Stock [Line Items]</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ClassOfStockLineItems" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_ClassOfStockLineItems"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_ClassOfStockLineItems" xlink:to="lab_us-gaap_ClassOfStockLineItems" xlink:type="arc" order="1"/>
    <link:label id="lab_us-gaap_AdjustmentsToReconcileNetIncomeLossToCashProvidedByUsedInOperatingActivitiesAbstract_bf9d39ea-611a-48cf-ba64-6f81dff41ba2_terseLabel_en-US" xlink:label="lab_us-gaap_AdjustmentsToReconcileNetIncomeLossToCashProvidedByUsedInOperatingActivitiesAbstract" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Adjustments to Reconcile Net Income to Net Cash Provided by Operating Activities:</link:label>
    <link:label id="lab_us-gaap_AdjustmentsToReconcileNetIncomeLossToCashProvidedByUsedInOperatingActivitiesAbstract_label_en-US" xlink:label="lab_us-gaap_AdjustmentsToReconcileNetIncomeLossToCashProvidedByUsedInOperatingActivitiesAbstract" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Adjustments to Reconcile Net Income (Loss) to Cash Provided by (Used in) Operating Activities [Abstract]</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_AdjustmentsToReconcileNetIncomeLossToCashProvidedByUsedInOperatingActivitiesAbstract" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_AdjustmentsToReconcileNetIncomeLossToCashProvidedByUsedInOperatingActivitiesAbstract"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_AdjustmentsToReconcileNetIncomeLossToCashProvidedByUsedInOperatingActivitiesAbstract" xlink:to="lab_us-gaap_AdjustmentsToReconcileNetIncomeLossToCashProvidedByUsedInOperatingActivitiesAbstract" xlink:type="arc" order="1"/>
    <link:label id="lab_us-gaap_AccountsReceivableGrossCurrent_8e1c5058-0884-4992-8ee3-898ba398e396_terseLabel_en-US" xlink:label="lab_us-gaap_AccountsReceivableGrossCurrent" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Trade</link:label>
    <link:label id="lab_us-gaap_AccountsReceivableGrossCurrent_label_en-US" xlink:label="lab_us-gaap_AccountsReceivableGrossCurrent" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Accounts Receivable, before Allowance for Credit Loss, Current</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_AccountsReceivableGrossCurrent" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_AccountsReceivableGrossCurrent"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_AccountsReceivableGrossCurrent" xlink:to="lab_us-gaap_AccountsReceivableGrossCurrent" xlink:type="arc" order="1"/>
    <link:label id="lab_us-gaap_RevenueFromContractWithCustomerAbstract_label_en-US" xlink:label="lab_us-gaap_RevenueFromContractWithCustomerAbstract" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Revenue from Contract with Customer [Abstract]</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_RevenueFromContractWithCustomerAbstract" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_RevenueFromContractWithCustomerAbstract"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_RevenueFromContractWithCustomerAbstract" xlink:to="lab_us-gaap_RevenueFromContractWithCustomerAbstract" xlink:type="arc" order="1"/>
    <link:label id="lab_us-gaap_OtherComprehensiveIncomeAvailableforsaleSecuritiesAdjustmentNetOfTaxPortionAttributableToParent_2a19f1d0-33c1-4ecf-a084-452909f35049_totalLabel_en-US" xlink:label="lab_us-gaap_OtherComprehensiveIncomeAvailableforsaleSecuritiesAdjustmentNetOfTaxPortionAttributableToParent" xlink:role="http://www.xbrl.org/2003/role/totalLabel" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Available-for-Sale Securities, net of tax</link:label>
    <link:label id="lab_us-gaap_OtherComprehensiveIncomeAvailableforsaleSecuritiesAdjustmentNetOfTaxPortionAttributableToParent_label_en-US" xlink:label="lab_us-gaap_OtherComprehensiveIncomeAvailableforsaleSecuritiesAdjustmentNetOfTaxPortionAttributableToParent" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Other Comprehensive Income (Loss), Available-for-sale Securities Adjustment, Net of Tax, Portion Attributable to Parent</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_OtherComprehensiveIncomeAvailableforsaleSecuritiesAdjustmentNetOfTaxPortionAttributableToParent" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_OtherComprehensiveIncomeAvailableforsaleSecuritiesAdjustmentNetOfTaxPortionAttributableToParent"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_OtherComprehensiveIncomeAvailableforsaleSecuritiesAdjustmentNetOfTaxPortionAttributableToParent" xlink:to="lab_us-gaap_OtherComprehensiveIncomeAvailableforsaleSecuritiesAdjustmentNetOfTaxPortionAttributableToParent" xlink:type="arc" order="1"/>
    <link:label id="lab_us-gaap_CommonStockSharesOutstanding_7fec2c42-3c2b-4de5-ae00-2b4520f7eaef_terseLabel_en-US" xlink:label="lab_us-gaap_CommonStockSharesOutstanding" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Common stock, shares outstanding (in shares)</link:label>
    <link:label id="lab_us-gaap_CommonStockSharesOutstanding_label_en-US" xlink:label="lab_us-gaap_CommonStockSharesOutstanding" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Common Stock, Shares, Outstanding</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_CommonStockSharesOutstanding" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_CommonStockSharesOutstanding"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_CommonStockSharesOutstanding" xlink:to="lab_us-gaap_CommonStockSharesOutstanding" xlink:type="arc" order="1"/>
    <link:label id="lab_us-gaap_IncomeTaxDisclosureAbstract_label_en-US" xlink:label="lab_us-gaap_IncomeTaxDisclosureAbstract" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Income Tax Disclosure [Abstract]</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_IncomeTaxDisclosureAbstract" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_IncomeTaxDisclosureAbstract"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_IncomeTaxDisclosureAbstract" xlink:to="lab_us-gaap_IncomeTaxDisclosureAbstract" xlink:type="arc" order="1"/>
    <link:label id="lab_us-gaap_AllowanceForDoubtfulAccountsReceivablePeriodIncreaseDecrease_7974091c-1041-42ff-9bfa-72a139461c06_terseLabel_en-US" xlink:label="lab_us-gaap_AllowanceForDoubtfulAccountsReceivablePeriodIncreaseDecrease" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Additions Charged to Expense</link:label>
    <link:label id="lab_us-gaap_AllowanceForDoubtfulAccountsReceivablePeriodIncreaseDecrease_label_en-US" xlink:label="lab_us-gaap_AllowanceForDoubtfulAccountsReceivablePeriodIncreaseDecrease" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Accounts Receivable, Allowance for Credit Loss, Period Increase (Decrease)</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_AllowanceForDoubtfulAccountsReceivablePeriodIncreaseDecrease" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_AllowanceForDoubtfulAccountsReceivablePeriodIncreaseDecrease"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_AllowanceForDoubtfulAccountsReceivablePeriodIncreaseDecrease" xlink:to="lab_us-gaap_AllowanceForDoubtfulAccountsReceivablePeriodIncreaseDecrease" xlink:type="arc" order="1"/>
    <link:label id="lab_us-gaap_IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest_c1f03b40-115a-41e1-a9b6-885019118b8d_totalLabel_en-US" xlink:label="lab_us-gaap_IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest" xlink:role="http://www.xbrl.org/2003/role/totalLabel" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Income Before Income Taxes</link:label>
    <link:label id="lab_us-gaap_IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest_label_en-US" xlink:label="lab_us-gaap_IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Income (Loss) from Continuing Operations before Income Taxes, Noncontrolling Interest</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest" xlink:to="lab_us-gaap_IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest" xlink:type="arc" order="1"/>
    <link:label id="lab_us-gaap_SubsequentEventMember_1e350ac8-3344-425f-98ef-1ff5784c0aff_terseLabel_en-US" xlink:label="lab_us-gaap_SubsequentEventMember" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Subsequent Event</link:label>
    <link:label id="lab_us-gaap_SubsequentEventMember_label_en-US" xlink:label="lab_us-gaap_SubsequentEventMember" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Subsequent Event [Member]</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_SubsequentEventMember" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_SubsequentEventMember"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_SubsequentEventMember" xlink:to="lab_us-gaap_SubsequentEventMember" xlink:type="arc" order="1"/>
    <link:label id="lab_us-gaap_EffectiveIncomeTaxRateReconciliationOtherAdjustments_09811852-98fc-4007-b131-ab0d7c9bfb79_terseLabel_en-US" xlink:label="lab_us-gaap_EffectiveIncomeTaxRateReconciliationOtherAdjustments" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Other, Net</link:label>
    <link:label id="lab_us-gaap_EffectiveIncomeTaxRateReconciliationOtherAdjustments_label_en-US" xlink:label="lab_us-gaap_EffectiveIncomeTaxRateReconciliationOtherAdjustments" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Effective Income Tax Rate Reconciliation, Other Adjustments, Percent</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_EffectiveIncomeTaxRateReconciliationOtherAdjustments" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_EffectiveIncomeTaxRateReconciliationOtherAdjustments"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_EffectiveIncomeTaxRateReconciliationOtherAdjustments" xlink:to="lab_us-gaap_EffectiveIncomeTaxRateReconciliationOtherAdjustments" xlink:type="arc" order="1"/>
    <link:label id="lab_us-gaap_AccumulatedDefinedBenefitPlansAdjustmentNetUnamortizedGainLossMember_863bf185-194a-4afa-a080-60c644366fe3_terseLabel_en-US" xlink:label="lab_us-gaap_AccumulatedDefinedBenefitPlansAdjustmentNetUnamortizedGainLossMember" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Unamortized Actuarial Losses and Prior Service Costs Related to Pension and Postretirement Benefits, net of tax</link:label>
    <link:label id="lab_us-gaap_AccumulatedDefinedBenefitPlansAdjustmentNetUnamortizedGainLossMember_label_en-US" xlink:label="lab_us-gaap_AccumulatedDefinedBenefitPlansAdjustmentNetUnamortizedGainLossMember" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Accumulated Defined Benefit Plans Adjustment, Net Gain (Loss) Attributable to Parent [Member]</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_AccumulatedDefinedBenefitPlansAdjustmentNetUnamortizedGainLossMember" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_AccumulatedDefinedBenefitPlansAdjustmentNetUnamortizedGainLossMember"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_AccumulatedDefinedBenefitPlansAdjustmentNetUnamortizedGainLossMember" xlink:to="lab_us-gaap_AccumulatedDefinedBenefitPlansAdjustmentNetUnamortizedGainLossMember" xlink:type="arc" order="1"/>
    <link:label id="lab_us-gaap_LettersOfCreditOutstandingAmount_976d10f0-04b8-4168-944a-cff1485db65b_terseLabel_en-US" xlink:label="lab_us-gaap_LettersOfCreditOutstandingAmount" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Letters of Credit</link:label>
    <link:label id="lab_us-gaap_LettersOfCreditOutstandingAmount_label_en-US" xlink:label="lab_us-gaap_LettersOfCreditOutstandingAmount" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Letters of Credit Outstanding, Amount</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_LettersOfCreditOutstandingAmount" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_LettersOfCreditOutstandingAmount"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_LettersOfCreditOutstandingAmount" xlink:to="lab_us-gaap_LettersOfCreditOutstandingAmount" xlink:type="arc" order="1"/>
    <link:label id="lab_us-gaap_CommonStockSharesAuthorized_4042fd1e-7e4f-418d-a9b8-ca7e88d4be4e_terseLabel_en-US" xlink:label="lab_us-gaap_CommonStockSharesAuthorized" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Common stock, shares authorized (in shares)</link:label>
    <link:label id="lab_us-gaap_CommonStockSharesAuthorized_label_en-US" xlink:label="lab_us-gaap_CommonStockSharesAuthorized" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Common Stock, Shares Authorized</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_CommonStockSharesAuthorized" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_CommonStockSharesAuthorized"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_CommonStockSharesAuthorized" xlink:to="lab_us-gaap_CommonStockSharesAuthorized" xlink:type="arc" order="1"/>
    <link:label id="lab_us-gaap_IncrementalCommonSharesAttributableToShareBasedPaymentArrangements_40a5c48c-d5ba-4178-905e-59a65cd7b394_terseLabel_en-US" xlink:label="lab_us-gaap_IncrementalCommonSharesAttributableToShareBasedPaymentArrangements" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Effect of Dilutive Securities (in shares)</link:label>
    <link:label id="lab_us-gaap_IncrementalCommonSharesAttributableToShareBasedPaymentArrangements_label_en-US" xlink:label="lab_us-gaap_IncrementalCommonSharesAttributableToShareBasedPaymentArrangements" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Incremental Common Shares Attributable to Dilutive Effect of Share-based Payment Arrangements</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_IncrementalCommonSharesAttributableToShareBasedPaymentArrangements" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_IncrementalCommonSharesAttributableToShareBasedPaymentArrangements"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_IncrementalCommonSharesAttributableToShareBasedPaymentArrangements" xlink:to="lab_us-gaap_IncrementalCommonSharesAttributableToShareBasedPaymentArrangements" xlink:type="arc" order="1"/>
    <link:label id="lab_us-gaap_PropertyPlantAndEquipmentGross_f8a98ce5-d9c5-4dfb-a63b-be799ab67100_terseLabel_en-US" xlink:label="lab_us-gaap_PropertyPlantAndEquipmentGross" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Property, plant and equipment, gross</link:label>
    <link:label id="lab_us-gaap_PropertyPlantAndEquipmentGross_label_en-US" xlink:label="lab_us-gaap_PropertyPlantAndEquipmentGross" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Property, Plant and Equipment, Gross</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_PropertyPlantAndEquipmentGross" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_PropertyPlantAndEquipmentGross"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_PropertyPlantAndEquipmentGross" xlink:to="lab_us-gaap_PropertyPlantAndEquipmentGross" xlink:type="arc" order="1"/>
    <link:label id="lab_ottr_AccountsReceivableAllowanceForCreditLossWriteoffAfterRecovery_9578dfb9-644a-4289-9bfd-bf0111be21d5_negatedTerseLabel_en-US" xlink:label="lab_ottr_AccountsReceivableAllowanceForCreditLossWriteoffAfterRecovery" xlink:role="http://www.xbrl.org/2009/role/negatedTerseLabel" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Reductions for Amounts Written-Off, Net of Recoveries</link:label>
    <link:label id="lab_ottr_AccountsReceivableAllowanceForCreditLossWriteoffAfterRecovery_label_en-US" xlink:label="lab_ottr_AccountsReceivableAllowanceForCreditLossWriteoffAfterRecovery" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Accounts Receivable, Allowance for Credit Loss, Writeoff, after Recovery</link:label>
    <link:label id="lab_ottr_AccountsReceivableAllowanceForCreditLossWriteoffAfterRecovery_documentation_en-US" xlink:label="lab_ottr_AccountsReceivableAllowanceForCreditLossWriteoffAfterRecovery" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Accounts Receivable, Allowance for Credit Loss, Writeoff, after Recovery</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_ottr_AccountsReceivableAllowanceForCreditLossWriteoffAfterRecovery" xlink:href="ottr-20210331.xsd#ottr_AccountsReceivableAllowanceForCreditLossWriteoffAfterRecovery"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_ottr_AccountsReceivableAllowanceForCreditLossWriteoffAfterRecovery" xlink:to="lab_ottr_AccountsReceivableAllowanceForCreditLossWriteoffAfterRecovery" xlink:type="arc" order="1"/>
    <link:label id="lab_ottr_RetailResidentialMember_466886cd-9062-44f0-af01-bee5148de36e_terseLabel_en-US" xlink:label="lab_ottr_RetailResidentialMember" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Retail: Residential</link:label>
    <link:label id="lab_ottr_RetailResidentialMember_label_en-US" xlink:label="lab_ottr_RetailResidentialMember" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Retail, Residential [Member]</link:label>
    <link:label id="lab_ottr_RetailResidentialMember_documentation_en-US" xlink:label="lab_ottr_RetailResidentialMember" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Retail, Residential</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_ottr_RetailResidentialMember" xlink:href="ottr-20210331.xsd#ottr_RetailResidentialMember"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_ottr_RetailResidentialMember" xlink:to="lab_ottr_RetailResidentialMember" xlink:type="arc" order="1"/>
    <link:label id="lab_us-gaap_ScheduleOfSegmentReportingInformationBySegmentTextBlock_a8c5105e-ff32-4304-9913-e06b059571f9_terseLabel_en-US" xlink:label="lab_us-gaap_ScheduleOfSegmentReportingInformationBySegmentTextBlock" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Schedule of Segment Reporting Information, by Segment</link:label>
    <link:label id="lab_us-gaap_ScheduleOfSegmentReportingInformationBySegmentTextBlock_label_en-US" xlink:label="lab_us-gaap_ScheduleOfSegmentReportingInformationBySegmentTextBlock" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Schedule of Segment Reporting Information, by Segment [Table Text Block]</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ScheduleOfSegmentReportingInformationBySegmentTextBlock" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_ScheduleOfSegmentReportingInformationBySegmentTextBlock"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_ScheduleOfSegmentReportingInformationBySegmentTextBlock" xlink:to="lab_us-gaap_ScheduleOfSegmentReportingInformationBySegmentTextBlock" xlink:type="arc" order="1"/>
    <link:label id="lab_us-gaap_OtherComprehensiveIncomeDefinedBenefitPlansAdjustmentNetOfTaxPeriodIncreaseDecreaseAbstract_a1dee7a5-a225-4b48-bb67-8daeacede5d6_terseLabel_en-US" xlink:label="lab_us-gaap_OtherComprehensiveIncomeDefinedBenefitPlansAdjustmentNetOfTaxPeriodIncreaseDecreaseAbstract" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Pension and Postretirement Benefit Plans:</link:label>
    <link:label id="lab_us-gaap_OtherComprehensiveIncomeDefinedBenefitPlansAdjustmentNetOfTaxPeriodIncreaseDecreaseAbstract_label_en-US" xlink:label="lab_us-gaap_OtherComprehensiveIncomeDefinedBenefitPlansAdjustmentNetOfTaxPeriodIncreaseDecreaseAbstract" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Other Comprehensive (Income) Loss, Defined Benefit Plan, after Reclassification Adjustment, after Tax [Abstract]</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_OtherComprehensiveIncomeDefinedBenefitPlansAdjustmentNetOfTaxPeriodIncreaseDecreaseAbstract" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_OtherComprehensiveIncomeDefinedBenefitPlansAdjustmentNetOfTaxPeriodIncreaseDecreaseAbstract"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_OtherComprehensiveIncomeDefinedBenefitPlansAdjustmentNetOfTaxPeriodIncreaseDecreaseAbstract" xlink:to="lab_us-gaap_OtherComprehensiveIncomeDefinedBenefitPlansAdjustmentNetOfTaxPeriodIncreaseDecreaseAbstract" xlink:type="arc" order="1"/>
    <link:label id="lab_ottr_MinnesotaPublicUtilitiesCommissionMember_6d118e60-1b09-4395-bb2c-e1519c421774_terseLabel_en-US" xlink:label="lab_ottr_MinnesotaPublicUtilitiesCommissionMember" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Minnesota Public Utilities Commission</link:label>
    <link:label id="lab_ottr_MinnesotaPublicUtilitiesCommissionMember_label_en-US" xlink:label="lab_ottr_MinnesotaPublicUtilitiesCommissionMember" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Minnesota Public Utilities Commission [Member]</link:label>
    <link:label id="lab_ottr_MinnesotaPublicUtilitiesCommissionMember_documentation_en-US" xlink:label="lab_ottr_MinnesotaPublicUtilitiesCommissionMember" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Represents information about Minnesota Public Utilities Commission.</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_ottr_MinnesotaPublicUtilitiesCommissionMember" xlink:href="ottr-20210331.xsd#ottr_MinnesotaPublicUtilitiesCommissionMember"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_ottr_MinnesotaPublicUtilitiesCommissionMember" xlink:to="lab_ottr_MinnesotaPublicUtilitiesCommissionMember" xlink:type="arc" order="1"/>
    <link:label id="lab_us-gaap_EstimateOfFairValueFairValueDisclosureMember_5db39d1b-5e71-4fbf-a812-4ad2424a0e5a_terseLabel_en-US" xlink:label="lab_us-gaap_EstimateOfFairValueFairValueDisclosureMember" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Fair Value</link:label>
    <link:label id="lab_us-gaap_EstimateOfFairValueFairValueDisclosureMember_label_en-US" xlink:label="lab_us-gaap_EstimateOfFairValueFairValueDisclosureMember" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Estimate of Fair Value Measurement [Member]</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_EstimateOfFairValueFairValueDisclosureMember" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_EstimateOfFairValueFairValueDisclosureMember"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_EstimateOfFairValueFairValueDisclosureMember" xlink:to="lab_us-gaap_EstimateOfFairValueFairValueDisclosureMember" xlink:type="arc" order="1"/>
    <link:label id="lab_ottr_ElectricPlantMember_38ef85ac-d050-4b42-8dd8-e0cda7831ed6_terseLabel_en-US" xlink:label="lab_ottr_ElectricPlantMember" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Electric Plant in Service</link:label>
    <link:label id="lab_ottr_ElectricPlantMember_label_en-US" xlink:label="lab_ottr_ElectricPlantMember" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Electric Plant [Member]</link:label>
    <link:label id="lab_ottr_ElectricPlantMember_documentation_en-US" xlink:label="lab_ottr_ElectricPlantMember" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Represents information pertaining to electric utility plant.</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_ottr_ElectricPlantMember" xlink:href="ottr-20210331.xsd#ottr_ElectricPlantMember"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_ottr_ElectricPlantMember" xlink:to="lab_ottr_ElectricPlantMember" xlink:type="arc" order="1"/>
    <link:label id="lab_us-gaap_IncomeStatementAbstract_41533e1c-cb83-4117-9421-eaf793d975a8_terseLabel_en-US" xlink:label="lab_us-gaap_IncomeStatementAbstract" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Income Statement [Abstract]</link:label>
    <link:label id="lab_us-gaap_IncomeStatementAbstract_label_en-US" xlink:label="lab_us-gaap_IncomeStatementAbstract" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Income Statement [Abstract]</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_IncomeStatementAbstract" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_IncomeStatementAbstract"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_IncomeStatementAbstract" xlink:to="lab_us-gaap_IncomeStatementAbstract" xlink:type="arc" order="1"/>
    <link:label id="lab_us-gaap_AccumulatedOtherComprehensiveIncomeMember_314a15be-8795-4084-8340-15a9712c6a2b_terseLabel_en-US" xlink:label="lab_us-gaap_AccumulatedOtherComprehensiveIncomeMember" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Accumulated Other Comprehensive Income (Loss)</link:label>
    <link:label id="lab_us-gaap_AccumulatedOtherComprehensiveIncomeMember_label_en-US" xlink:label="lab_us-gaap_AccumulatedOtherComprehensiveIncomeMember" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">AOCI Attributable to Parent [Member]</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_AccumulatedOtherComprehensiveIncomeMember" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_AccumulatedOtherComprehensiveIncomeMember"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_AccumulatedOtherComprehensiveIncomeMember" xlink:to="lab_us-gaap_AccumulatedOtherComprehensiveIncomeMember" xlink:type="arc" order="1"/>
    <link:label id="lab_us-gaap_RegulatoryAssetAmortizationPeriod_4baa9705-c481-4243-8b1b-47b2f2a2174b_terseLabel_en-US" xlink:label="lab_us-gaap_RegulatoryAssetAmortizationPeriod" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Regulatory Assets - Remaining Recovery/Refund Period</link:label>
    <link:label id="lab_us-gaap_RegulatoryAssetAmortizationPeriod_label_en-US" xlink:label="lab_us-gaap_RegulatoryAssetAmortizationPeriod" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Regulatory Asset, Amortization Period</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_RegulatoryAssetAmortizationPeriod" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_RegulatoryAssetAmortizationPeriod"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_RegulatoryAssetAmortizationPeriod" xlink:to="lab_us-gaap_RegulatoryAssetAmortizationPeriod" xlink:type="arc" order="1"/>
    <link:label id="lab_us-gaap_ScheduleOfSegmentReportingInformationBySegmentTable_44d3b0bc-e978-4732-aa2c-86f1e699ddaa_terseLabel_en-US" xlink:label="lab_us-gaap_ScheduleOfSegmentReportingInformationBySegmentTable" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Schedule of Segment Reporting Information, by Segment [Table]</link:label>
    <link:label id="lab_us-gaap_ScheduleOfSegmentReportingInformationBySegmentTable_label_en-US" xlink:label="lab_us-gaap_ScheduleOfSegmentReportingInformationBySegmentTable" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Schedule of Segment Reporting Information, by Segment [Table]</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ScheduleOfSegmentReportingInformationBySegmentTable" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_ScheduleOfSegmentReportingInformationBySegmentTable"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_ScheduleOfSegmentReportingInformationBySegmentTable" xlink:to="lab_us-gaap_ScheduleOfSegmentReportingInformationBySegmentTable" xlink:type="arc" order="1"/>
    <link:label id="lab_us-gaap_UseOfEstimates_5537fa0d-3747-4d48-a1c1-df2d1e004ae9_terseLabel_en-US" xlink:label="lab_us-gaap_UseOfEstimates" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Use of Estimates</link:label>
    <link:label id="lab_us-gaap_UseOfEstimates_label_en-US" xlink:label="lab_us-gaap_UseOfEstimates" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Use of Estimates, Policy [Policy Text Block]</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_UseOfEstimates" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_UseOfEstimates"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_UseOfEstimates" xlink:to="lab_us-gaap_UseOfEstimates" xlink:type="arc" order="1"/>
    <link:label id="lab_us-gaap_AssetsCurrentAbstract_a20093d1-3007-4304-b1af-0f1dd572ad39_terseLabel_en-US" xlink:label="lab_us-gaap_AssetsCurrentAbstract" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Current Assets</link:label>
    <link:label id="lab_us-gaap_AssetsCurrentAbstract_label_en-US" xlink:label="lab_us-gaap_AssetsCurrentAbstract" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Assets, Current [Abstract]</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_AssetsCurrentAbstract" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_AssetsCurrentAbstract"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_AssetsCurrentAbstract" xlink:to="lab_us-gaap_AssetsCurrentAbstract" xlink:type="arc" order="1"/>
    <link:label id="lab_ottr_OtherRegulatoryAssetsMember_3fbb37ae-734f-4034-9799-bc1cb6857905_terseLabel_en-US" xlink:label="lab_ottr_OtherRegulatoryAssetsMember" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Other</link:label>
    <link:label id="lab_ottr_OtherRegulatoryAssetsMember_label_en-US" xlink:label="lab_ottr_OtherRegulatoryAssetsMember" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Other Regulatory Assets [Member]</link:label>
    <link:label id="lab_ottr_OtherRegulatoryAssetsMember_documentation_en-US" xlink:label="lab_ottr_OtherRegulatoryAssetsMember" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Other Regulatory Assets</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_ottr_OtherRegulatoryAssetsMember" xlink:href="ottr-20210331.xsd#ottr_OtherRegulatoryAssetsMember"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_ottr_OtherRegulatoryAssetsMember" xlink:to="lab_ottr_OtherRegulatoryAssetsMember" xlink:type="arc" order="1"/>
    <link:label id="lab_us-gaap_ComprehensiveIncomeNetOfTax_31129b51-149c-4fa2-963d-0c6e3d690f6b_totalLabel_en-US" xlink:label="lab_us-gaap_ComprehensiveIncomeNetOfTax" xlink:role="http://www.xbrl.org/2003/role/totalLabel" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Total Comprehensive Income</link:label>
    <link:label id="lab_us-gaap_ComprehensiveIncomeNetOfTax_label_en-US" xlink:label="lab_us-gaap_ComprehensiveIncomeNetOfTax" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Comprehensive Income (Loss), Net of Tax, Attributable to Parent</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ComprehensiveIncomeNetOfTax" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_ComprehensiveIncomeNetOfTax"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_ComprehensiveIncomeNetOfTax" xlink:to="lab_us-gaap_ComprehensiveIncomeNetOfTax" xlink:type="arc" order="1"/>
    <link:label id="lab_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardFairValueAssumptionsExpectedDividendRate_20ea6b01-fde4-4b0f-ba18-ec82c51152c2_terseLabel_en-US" xlink:label="lab_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardFairValueAssumptionsExpectedDividendRate" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Dividend yield</link:label>
    <link:label id="lab_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardFairValueAssumptionsExpectedDividendRate_label_en-US" xlink:label="lab_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardFairValueAssumptionsExpectedDividendRate" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Share-based Compensation Arrangement by Share-based Payment Award, Fair Value Assumptions, Expected Dividend Rate</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardFairValueAssumptionsExpectedDividendRate" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardFairValueAssumptionsExpectedDividendRate"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardFairValueAssumptionsExpectedDividendRate" xlink:to="lab_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardFairValueAssumptionsExpectedDividendRate" xlink:type="arc" order="1"/>
    <link:label id="lab_us-gaap_IncomeTaxCreditsAndAdjustments_1afea163-340b-405c-bd1b-35fe2e8da707_terseLabel_en-US" xlink:label="lab_us-gaap_IncomeTaxCreditsAndAdjustments" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Deferred Tax Credits</link:label>
    <link:label id="lab_us-gaap_IncomeTaxCreditsAndAdjustments_label_en-US" xlink:label="lab_us-gaap_IncomeTaxCreditsAndAdjustments" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Income Tax Credits and Adjustments</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_IncomeTaxCreditsAndAdjustments" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_IncomeTaxCreditsAndAdjustments"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_IncomeTaxCreditsAndAdjustments" xlink:to="lab_us-gaap_IncomeTaxCreditsAndAdjustments" xlink:type="arc" order="1"/>
    <link:label id="lab_us-gaap_ScheduleOfEffectiveIncomeTaxRateReconciliationTableTextBlock_d9544e87-703f-4c88-bfd6-e64aca1f0746_terseLabel_en-US" xlink:label="lab_us-gaap_ScheduleOfEffectiveIncomeTaxRateReconciliationTableTextBlock" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Schedule of Effective Income Tax Rate Reconciliation</link:label>
    <link:label id="lab_us-gaap_ScheduleOfEffectiveIncomeTaxRateReconciliationTableTextBlock_label_en-US" xlink:label="lab_us-gaap_ScheduleOfEffectiveIncomeTaxRateReconciliationTableTextBlock" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Schedule of Effective Income Tax Rate Reconciliation [Table Text Block]</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ScheduleOfEffectiveIncomeTaxRateReconciliationTableTextBlock" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_ScheduleOfEffectiveIncomeTaxRateReconciliationTableTextBlock"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_ScheduleOfEffectiveIncomeTaxRateReconciliationTableTextBlock" xlink:to="lab_us-gaap_ScheduleOfEffectiveIncomeTaxRateReconciliationTableTextBlock" xlink:type="arc" order="1"/>
    <link:label id="lab_us-gaap_UtilitiesOperatingExpenseProductsAndServices_2e576185-cc83-4481-aa35-317818e10987_terseLabel_en-US" xlink:label="lab_us-gaap_UtilitiesOperatingExpenseProductsAndServices" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Cost of Products Sold (excluding depreciation)</link:label>
    <link:label id="lab_us-gaap_UtilitiesOperatingExpenseProductsAndServices_label_en-US" xlink:label="lab_us-gaap_UtilitiesOperatingExpenseProductsAndServices" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Utilities Operating Expense, Products and Services</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_UtilitiesOperatingExpenseProductsAndServices" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_UtilitiesOperatingExpenseProductsAndServices"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_UtilitiesOperatingExpenseProductsAndServices" xlink:to="lab_us-gaap_UtilitiesOperatingExpenseProductsAndServices" xlink:type="arc" order="1"/>
    <link:label id="lab_dei_LegalEntityAxis_3097c79a-16a4-4643-a994-b5ec3b006dcd_terseLabel_en-US" xlink:label="lab_dei_LegalEntityAxis" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Legal Entity [Axis]</link:label>
    <link:label id="lab_dei_LegalEntityAxis_label_en-US" xlink:label="lab_dei_LegalEntityAxis" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Legal Entity [Axis]</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_dei_LegalEntityAxis" xlink:href="https://xbrl.sec.gov/dei/2020/dei-2020-01-31.xsd#dei_LegalEntityAxis"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_dei_LegalEntityAxis" xlink:to="lab_dei_LegalEntityAxis" xlink:type="arc" order="1"/>
    <link:label id="lab_dei_CityAreaCode_5faaf598-474a-4d72-9148-addc56538305_terseLabel_en-US" xlink:label="lab_dei_CityAreaCode" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">City Area Code</link:label>
    <link:label id="lab_dei_CityAreaCode_label_en-US" xlink:label="lab_dei_CityAreaCode" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">City Area Code</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_dei_CityAreaCode" xlink:href="https://xbrl.sec.gov/dei/2020/dei-2020-01-31.xsd#dei_CityAreaCode"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_dei_CityAreaCode" xlink:to="lab_dei_CityAreaCode" xlink:type="arc" order="1"/>
    <link:label id="lab_srt_ConsolidationItemsDomain_08571195-5e46-4ccd-a9e2-2676cf715582_terseLabel_en-US" xlink:label="lab_srt_ConsolidationItemsDomain" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Consolidation Items [Domain]</link:label>
    <link:label id="lab_srt_ConsolidationItemsDomain_label_en-US" xlink:label="lab_srt_ConsolidationItemsDomain" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Consolidation Items [Domain]</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_srt_ConsolidationItemsDomain" xlink:href="http://xbrl.fasb.org/srt/2020/elts/srt-2020-01-31.xsd#srt_ConsolidationItemsDomain"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_srt_ConsolidationItemsDomain" xlink:to="lab_srt_ConsolidationItemsDomain" xlink:type="arc" order="1"/>
    <link:label id="lab_ottr_SeniorUnsecuredNotes463SeriesADueDecember12021Member_8c079c93-8297-4a87-add6-9f3a48e52d38_terseLabel_en-US" xlink:label="lab_ottr_SeniorUnsecuredNotes463SeriesADueDecember12021Member" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Series 2011A Senior Unsecured Notes</link:label>
    <link:label id="lab_ottr_SeniorUnsecuredNotes463SeriesADueDecember12021Member_label_en-US" xlink:label="lab_ottr_SeniorUnsecuredNotes463SeriesADueDecember12021Member" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Senior Unsecured Notes 4.63%, Series A, Due December 1, 2021 [Member]</link:label>
    <link:label id="lab_ottr_SeniorUnsecuredNotes463SeriesADueDecember12021Member_documentation_en-US" xlink:label="lab_ottr_SeniorUnsecuredNotes463SeriesADueDecember12021Member" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Represents information about Senior Unsecured Notes 4.63%, due December 1, 2021.</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_ottr_SeniorUnsecuredNotes463SeriesADueDecember12021Member" xlink:href="ottr-20210331.xsd#ottr_SeniorUnsecuredNotes463SeriesADueDecember12021Member"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_ottr_SeniorUnsecuredNotes463SeriesADueDecember12021Member" xlink:to="lab_ottr_SeniorUnsecuredNotes463SeriesADueDecember12021Member" xlink:type="arc" order="1"/>
    <link:label id="lab_dei_DocumentPeriodEndDate_57ebcaa0-0a58-4891-ba0a-91978897f9d1_terseLabel_en-US" xlink:label="lab_dei_DocumentPeriodEndDate" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Document Period End Date</link:label>
    <link:label id="lab_dei_DocumentPeriodEndDate_label_en-US" xlink:label="lab_dei_DocumentPeriodEndDate" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Document Period End Date</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_dei_DocumentPeriodEndDate" xlink:href="https://xbrl.sec.gov/dei/2020/dei-2020-01-31.xsd#dei_DocumentPeriodEndDate"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_dei_DocumentPeriodEndDate" xlink:to="lab_dei_DocumentPeriodEndDate" xlink:type="arc" order="1"/>
    <link:label id="lab_ottr_PlasticsMember_31ade44c-8b24-4e05-8acc-f4f637c945ba_terseLabel_en-US" xlink:label="lab_ottr_PlasticsMember" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Plastics</link:label>
    <link:label id="lab_ottr_PlasticsMember_label_en-US" xlink:label="lab_ottr_PlasticsMember" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Plastics [Member]</link:label>
    <link:label id="lab_ottr_PlasticsMember_documentation_en-US" xlink:label="lab_ottr_PlasticsMember" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Represents information about plastics or the Plastics segment.</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_ottr_PlasticsMember" xlink:href="ottr-20210331.xsd#ottr_PlasticsMember"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_ottr_PlasticsMember" xlink:to="lab_ottr_PlasticsMember" xlink:type="arc" order="1"/>
    <link:label id="lab_ottr_MetalPartsAndToolingMember_9819d936-12b2-46bf-a648-fe30d21b78fa_terseLabel_en-US" xlink:label="lab_ottr_MetalPartsAndToolingMember" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Metal Parts and Tooling</link:label>
    <link:label id="lab_ottr_MetalPartsAndToolingMember_label_en-US" xlink:label="lab_ottr_MetalPartsAndToolingMember" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Metal Parts and Tooling [Member]</link:label>
    <link:label id="lab_ottr_MetalPartsAndToolingMember_documentation_en-US" xlink:label="lab_ottr_MetalPartsAndToolingMember" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Represents information pertaining to metal parts and tooling.</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_ottr_MetalPartsAndToolingMember" xlink:href="ottr-20210331.xsd#ottr_MetalPartsAndToolingMember"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_ottr_MetalPartsAndToolingMember" xlink:to="lab_ottr_MetalPartsAndToolingMember" xlink:type="arc" order="1"/>
    <link:label id="lab_ottr_DeferredRateCaseExpensesMember_02a71381-640b-459c-a0cb-cc5e5f4c9d8d_terseLabel_en-US" xlink:label="lab_ottr_DeferredRateCaseExpensesMember" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Deferred Rate Case Expenses</link:label>
    <link:label id="lab_ottr_DeferredRateCaseExpensesMember_fbd39a6b-6146-45c0-aae0-355cc47a4656_verboseLabel_en-US" xlink:label="lab_ottr_DeferredRateCaseExpensesMember" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Deferred Rate Case Expenses</link:label>
    <link:label id="lab_ottr_DeferredRateCaseExpensesMember_label_en-US" xlink:label="lab_ottr_DeferredRateCaseExpensesMember" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Deferred Rate Case Expenses [Member]</link:label>
    <link:label id="lab_ottr_DeferredRateCaseExpensesMember_documentation_en-US" xlink:label="lab_ottr_DeferredRateCaseExpensesMember" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Deferred Rate Case Expenses</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_ottr_DeferredRateCaseExpensesMember" xlink:href="ottr-20210331.xsd#ottr_DeferredRateCaseExpensesMember"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_ottr_DeferredRateCaseExpensesMember" xlink:to="lab_ottr_DeferredRateCaseExpensesMember" xlink:type="arc" order="1"/>
    <link:label id="lab_us-gaap_DisaggregationOfRevenueTableTextBlock_5e0eee93-50f4-4b2c-b8e9-46d1ecb4a749_terseLabel_en-US" xlink:label="lab_us-gaap_DisaggregationOfRevenueTableTextBlock" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Disaggregation of Revenue</link:label>
    <link:label id="lab_us-gaap_DisaggregationOfRevenueTableTextBlock_label_en-US" xlink:label="lab_us-gaap_DisaggregationOfRevenueTableTextBlock" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Disaggregation of Revenue [Table Text Block]</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DisaggregationOfRevenueTableTextBlock" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_DisaggregationOfRevenueTableTextBlock"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_DisaggregationOfRevenueTableTextBlock" xlink:to="lab_us-gaap_DisaggregationOfRevenueTableTextBlock" xlink:type="arc" order="1"/>
    <link:label id="lab_ottr_SeniorUnsecuredNotes322SeriesBDueAugust202030Member_099a5a9b-8993-4c06-bb20-d554fd3fe016_terseLabel_en-US" xlink:label="lab_ottr_SeniorUnsecuredNotes322SeriesBDueAugust202030Member" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Series 2020B Senior Unsecured Notes</link:label>
    <link:label id="lab_ottr_SeniorUnsecuredNotes322SeriesBDueAugust202030Member_label_en-US" xlink:label="lab_ottr_SeniorUnsecuredNotes322SeriesBDueAugust202030Member" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Senior Unsecured Notes 3.22%, Series B, Due August 20, 2030 [Member]</link:label>
    <link:label id="lab_ottr_SeniorUnsecuredNotes322SeriesBDueAugust202030Member_documentation_en-US" xlink:label="lab_ottr_SeniorUnsecuredNotes322SeriesBDueAugust202030Member" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Senior Unsecured Notes 3.22%, Series B, Due August 20, 2030</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_ottr_SeniorUnsecuredNotes322SeriesBDueAugust202030Member" xlink:href="ottr-20210331.xsd#ottr_SeniorUnsecuredNotes322SeriesBDueAugust202030Member"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_ottr_SeniorUnsecuredNotes322SeriesBDueAugust202030Member" xlink:to="lab_ottr_SeniorUnsecuredNotes322SeriesBDueAugust202030Member" xlink:type="arc" order="1"/>
    <link:label id="lab_us-gaap_DisaggregationOfRevenueTable_e1a73da7-253f-4647-ba76-81a6e76edb99_terseLabel_en-US" xlink:label="lab_us-gaap_DisaggregationOfRevenueTable" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Disaggregation of Revenue [Table]</link:label>
    <link:label id="lab_us-gaap_DisaggregationOfRevenueTable_label_en-US" xlink:label="lab_us-gaap_DisaggregationOfRevenueTable" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Disaggregation of Revenue [Table]</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DisaggregationOfRevenueTable" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_DisaggregationOfRevenueTable"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_DisaggregationOfRevenueTable" xlink:to="lab_us-gaap_DisaggregationOfRevenueTable" xlink:type="arc" order="1"/>
    <link:label id="lab_us-gaap_ScheduleOfInventoryCurrentTableTextBlock_61ab33cf-01f5-4bce-8663-c10e2b16d9ce_terseLabel_en-US" xlink:label="lab_us-gaap_ScheduleOfInventoryCurrentTableTextBlock" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Schedule of Inventories</link:label>
    <link:label id="lab_us-gaap_ScheduleOfInventoryCurrentTableTextBlock_label_en-US" xlink:label="lab_us-gaap_ScheduleOfInventoryCurrentTableTextBlock" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Schedule of Inventory, Current [Table Text Block]</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ScheduleOfInventoryCurrentTableTextBlock" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_ScheduleOfInventoryCurrentTableTextBlock"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_ScheduleOfInventoryCurrentTableTextBlock" xlink:to="lab_us-gaap_ScheduleOfInventoryCurrentTableTextBlock" xlink:type="arc" order="1"/>
    <link:label id="lab_us-gaap_ShareBasedCompensation_8e134b58-c827-4c4b-92bd-6a6f81ff61db_terseLabel_en-US" xlink:label="lab_us-gaap_ShareBasedCompensation" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Stock Compensation Expense</link:label>
    <link:label id="lab_us-gaap_ShareBasedCompensation_label_en-US" xlink:label="lab_us-gaap_ShareBasedCompensation" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Share-based Payment Arrangement, Noncash Expense</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ShareBasedCompensation" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_ShareBasedCompensation"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_ShareBasedCompensation" xlink:to="lab_us-gaap_ShareBasedCompensation" xlink:type="arc" order="1"/>
    <link:label id="lab_us-gaap_ProceedsFromRepaymentsOfShortTermDebt_e4b8b923-78d8-4dae-b0b3-7e4b04610699_verboseLabel_en-US" xlink:label="lab_us-gaap_ProceedsFromRepaymentsOfShortTermDebt" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Net Short-Term Borrowings</link:label>
    <link:label id="lab_us-gaap_ProceedsFromRepaymentsOfShortTermDebt_label_en-US" xlink:label="lab_us-gaap_ProceedsFromRepaymentsOfShortTermDebt" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Proceeds from (Repayments of) Short-term Debt</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ProceedsFromRepaymentsOfShortTermDebt" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_ProceedsFromRepaymentsOfShortTermDebt"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_ProceedsFromRepaymentsOfShortTermDebt" xlink:to="lab_us-gaap_ProceedsFromRepaymentsOfShortTermDebt" xlink:type="arc" order="1"/>
    <link:label id="lab_us-gaap_PaymentsToAcquireProductiveAssets_1ae6403f-e6e7-46f1-988b-03cad8b8f632_negatedLabel_en-US" xlink:label="lab_us-gaap_PaymentsToAcquireProductiveAssets" xlink:role="http://www.xbrl.org/2009/role/negatedLabel" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Capital Expenditures</link:label>
    <link:label id="lab_us-gaap_PaymentsToAcquireProductiveAssets_label_en-US" xlink:label="lab_us-gaap_PaymentsToAcquireProductiveAssets" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Payments to Acquire Productive Assets</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_PaymentsToAcquireProductiveAssets" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_PaymentsToAcquireProductiveAssets"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_PaymentsToAcquireProductiveAssets" xlink:to="lab_us-gaap_PaymentsToAcquireProductiveAssets" xlink:type="arc" order="1"/>
    <link:label id="lab_us-gaap_EquitySecuritiesFvNi_a1617f50-f59c-49d2-a2b6-ddc73c77b819_terseLabel_en-US" xlink:label="lab_us-gaap_EquitySecuritiesFvNi" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Mutual Funds</link:label>
    <link:label id="lab_us-gaap_EquitySecuritiesFvNi_label_en-US" xlink:label="lab_us-gaap_EquitySecuritiesFvNi" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Equity Securities, FV-NI</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_EquitySecuritiesFvNi" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_EquitySecuritiesFvNi"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_EquitySecuritiesFvNi" xlink:to="lab_us-gaap_EquitySecuritiesFvNi" xlink:type="arc" order="1"/>
    <link:label id="lab_ottr_SeniorUnsecuredNotes615SeriesBDueAugust202022Member_abd38379-d7af-4789-a571-d70e7e127320_terseLabel_en-US" xlink:label="lab_ottr_SeniorUnsecuredNotes615SeriesBDueAugust202022Member" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Series 2007B Senior Unsecured Notes</link:label>
    <link:label id="lab_ottr_SeniorUnsecuredNotes615SeriesBDueAugust202022Member_label_en-US" xlink:label="lab_ottr_SeniorUnsecuredNotes615SeriesBDueAugust202022Member" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Senior Unsecured Notes 6.15%, Series B, Due August 20, 2022 [Member]</link:label>
    <link:label id="lab_ottr_SeniorUnsecuredNotes615SeriesBDueAugust202022Member_documentation_en-US" xlink:label="lab_ottr_SeniorUnsecuredNotes615SeriesBDueAugust202022Member" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Represents information about Senior Unsecured Notes 6.15%, Series B, due August 20, 2022.</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_ottr_SeniorUnsecuredNotes615SeriesBDueAugust202022Member" xlink:href="ottr-20210331.xsd#ottr_SeniorUnsecuredNotes615SeriesBDueAugust202022Member"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_ottr_SeniorUnsecuredNotes615SeriesBDueAugust202022Member" xlink:to="lab_ottr_SeniorUnsecuredNotes615SeriesBDueAugust202022Member" xlink:type="arc" order="1"/>
    <link:label id="lab_dei_EntityDomain_c90730f7-6d0d-4f36-b77c-686c767752a9_terseLabel_en-US" xlink:label="lab_dei_EntityDomain" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Entity [Domain]</link:label>
    <link:label id="lab_dei_EntityDomain_label_en-US" xlink:label="lab_dei_EntityDomain" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Entity [Domain]</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_dei_EntityDomain" xlink:href="https://xbrl.sec.gov/dei/2020/dei-2020-01-31.xsd#dei_EntityDomain"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_dei_EntityDomain" xlink:to="lab_dei_EntityDomain" xlink:type="arc" order="1"/>
    <link:label id="lab_us-gaap_OtherComprehensiveIncomeAvailableforsaleSecuritiesTaxPortionAttributableToParent_15a49284-06ac-49c9-87db-863ede3ea707_negatedLabel_en-US" xlink:label="lab_us-gaap_OtherComprehensiveIncomeAvailableforsaleSecuritiesTaxPortionAttributableToParent" xlink:role="http://www.xbrl.org/2009/role/negatedLabel" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Income Tax (Expense) Benefit</link:label>
    <link:label id="lab_us-gaap_OtherComprehensiveIncomeAvailableforsaleSecuritiesTaxPortionAttributableToParent_label_en-US" xlink:label="lab_us-gaap_OtherComprehensiveIncomeAvailableforsaleSecuritiesTaxPortionAttributableToParent" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Other Comprehensive Income (Loss), Available-for-sale Securities, Tax, Portion Attributable to Parent</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_OtherComprehensiveIncomeAvailableforsaleSecuritiesTaxPortionAttributableToParent" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_OtherComprehensiveIncomeAvailableforsaleSecuritiesTaxPortionAttributableToParent"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_OtherComprehensiveIncomeAvailableforsaleSecuritiesTaxPortionAttributableToParent" xlink:to="lab_us-gaap_OtherComprehensiveIncomeAvailableforsaleSecuritiesTaxPortionAttributableToParent" xlink:type="arc" order="1"/>
    <link:label id="lab_dei_CoverAbstract_689ac33d-7482-4c70-b6d1-150b5136f2b8_terseLabel_en-US" xlink:label="lab_dei_CoverAbstract" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Cover [Abstract]</link:label>
    <link:label id="lab_dei_CoverAbstract_label_en-US" xlink:label="lab_dei_CoverAbstract" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Cover [Abstract]</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_dei_CoverAbstract" xlink:href="https://xbrl.sec.gov/dei/2020/dei-2020-01-31.xsd#dei_CoverAbstract"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_dei_CoverAbstract" xlink:to="lab_dei_CoverAbstract" xlink:type="arc" order="1"/>
    <link:label id="lab_us-gaap_RegulatoryAssetDomain_d3d02bbd-39b3-4feb-a073-082a92fb5f17_terseLabel_en-US" xlink:label="lab_us-gaap_RegulatoryAssetDomain" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Regulatory Asset [Domain]</link:label>
    <link:label id="lab_us-gaap_RegulatoryAssetDomain_label_en-US" xlink:label="lab_us-gaap_RegulatoryAssetDomain" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Regulatory Asset [Domain]</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_RegulatoryAssetDomain" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_RegulatoryAssetDomain"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_RegulatoryAssetDomain" xlink:to="lab_us-gaap_RegulatoryAssetDomain" xlink:type="arc" order="1"/>
    <link:label id="lab_us-gaap_StockRepurchasedAndRetiredDuringPeriodShares_a4831cfb-3363-4b66-bd70-a4548af7b07a_negatedLabel_en-US" xlink:label="lab_us-gaap_StockRepurchasedAndRetiredDuringPeriodShares" xlink:role="http://www.xbrl.org/2009/role/negatedLabel" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Common Stock Retirements and Forfeitures (in shares)</link:label>
    <link:label id="lab_us-gaap_StockRepurchasedAndRetiredDuringPeriodShares_label_en-US" xlink:label="lab_us-gaap_StockRepurchasedAndRetiredDuringPeriodShares" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Stock Repurchased and Retired During Period, Shares</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_StockRepurchasedAndRetiredDuringPeriodShares" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_StockRepurchasedAndRetiredDuringPeriodShares"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_StockRepurchasedAndRetiredDuringPeriodShares" xlink:to="lab_us-gaap_StockRepurchasedAndRetiredDuringPeriodShares" xlink:type="arc" order="1"/>
    <link:label id="lab_us-gaap_OtherComprehensiveIncomeLossReclassificationAdjustmentFromAOCIForSaleOfSecuritiesBeforeTax_61144b52-c8ef-4971-ac22-be8cabf6ac7d_negatedLabel_en-US" xlink:label="lab_us-gaap_OtherComprehensiveIncomeLossReclassificationAdjustmentFromAOCIForSaleOfSecuritiesBeforeTax" xlink:role="http://www.xbrl.org/2009/role/negatedLabel" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Reversal of Previously Recognized Losses (Gains) Realized on Sale of Investments and Included in Other Income (Expense) During Period</link:label>
    <link:label id="lab_us-gaap_OtherComprehensiveIncomeLossReclassificationAdjustmentFromAOCIForSaleOfSecuritiesBeforeTax_label_en-US" xlink:label="lab_us-gaap_OtherComprehensiveIncomeLossReclassificationAdjustmentFromAOCIForSaleOfSecuritiesBeforeTax" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Other Comprehensive Income (Loss), Reclassification Adjustment from AOCI for Sale of Securities, before Tax</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_OtherComprehensiveIncomeLossReclassificationAdjustmentFromAOCIForSaleOfSecuritiesBeforeTax" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_OtherComprehensiveIncomeLossReclassificationAdjustmentFromAOCIForSaleOfSecuritiesBeforeTax"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_OtherComprehensiveIncomeLossReclassificationAdjustmentFromAOCIForSaleOfSecuritiesBeforeTax" xlink:to="lab_us-gaap_OtherComprehensiveIncomeLossReclassificationAdjustmentFromAOCIForSaleOfSecuritiesBeforeTax" xlink:type="arc" order="1"/>
    <link:label id="lab_us-gaap_LongTermDebt_76ba9c8b-c704-4fb9-a59d-925c2b713680_terseLabel_en-US" xlink:label="lab_us-gaap_LongTermDebt" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Long-term debt</link:label>
    <link:label id="lab_us-gaap_LongTermDebt_label_en-US" xlink:label="lab_us-gaap_LongTermDebt" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Long-term Debt</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_LongTermDebt" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_LongTermDebt"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_LongTermDebt" xlink:to="lab_us-gaap_LongTermDebt" xlink:type="arc" order="1"/>
    <link:label id="lab_us-gaap_FairValueDisclosuresAbstract_label_en-US" xlink:label="lab_us-gaap_FairValueDisclosuresAbstract" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Fair Value Disclosures [Abstract]</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_FairValueDisclosuresAbstract" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_FairValueDisclosuresAbstract"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_FairValueDisclosuresAbstract" xlink:to="lab_us-gaap_FairValueDisclosuresAbstract" xlink:type="arc" order="1"/>
    <link:label id="lab_us-gaap_Investments_12252d55-8354-4486-965b-4309e1238e54_totalLabel_en-US" xlink:label="lab_us-gaap_Investments" xlink:role="http://www.xbrl.org/2003/role/totalLabel" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Total Investments</link:label>
    <link:label id="lab_us-gaap_Investments_label_en-US" xlink:label="lab_us-gaap_Investments" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Investments</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_Investments" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_Investments"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_Investments" xlink:to="lab_us-gaap_Investments" xlink:type="arc" order="1"/>
    <link:label id="lab_us-gaap_PensionContributions_82c4b6a3-c402-4ccc-8ee8-7908b7305dee_negatedLabel_en-US" xlink:label="lab_us-gaap_PensionContributions" xlink:role="http://www.xbrl.org/2009/role/negatedLabel" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Discretionary Contribution to Pension Plan</link:label>
    <link:label id="lab_us-gaap_PensionContributions_label_en-US" xlink:label="lab_us-gaap_PensionContributions" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Payment for Pension Benefits</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_PensionContributions" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_PensionContributions"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_PensionContributions" xlink:to="lab_us-gaap_PensionContributions" xlink:type="arc" order="1"/>
    <link:label id="lab_ottr_OtterTailPowerCompanyMember_ca3d1e97-7424-4b59-8c3a-b301f6a47518_terseLabel_en-US" xlink:label="lab_ottr_OtterTailPowerCompanyMember" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Otter Tail Power Company</link:label>
    <link:label id="lab_ottr_OtterTailPowerCompanyMember_label_en-US" xlink:label="lab_ottr_OtterTailPowerCompanyMember" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Otter Tail Power Company [Member]</link:label>
    <link:label id="lab_ottr_OtterTailPowerCompanyMember_documentation_en-US" xlink:label="lab_ottr_OtterTailPowerCompanyMember" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Represents information about Otter Tail Power Company.</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_ottr_OtterTailPowerCompanyMember" xlink:href="ottr-20210331.xsd#ottr_OtterTailPowerCompanyMember"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_ottr_OtterTailPowerCompanyMember" xlink:to="lab_ottr_OtterTailPowerCompanyMember" xlink:type="arc" order="1"/>
    <link:label id="lab_us-gaap_DefinedBenefitPlanServiceCost_2742cbd9-68ff-49fe-8011-412c277aa427_terseLabel_en-US" xlink:label="lab_us-gaap_DefinedBenefitPlanServiceCost" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Service Cost&#8211;Benefit Earned During the Period</link:label>
    <link:label id="lab_us-gaap_DefinedBenefitPlanServiceCost_label_en-US" xlink:label="lab_us-gaap_DefinedBenefitPlanServiceCost" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Defined Benefit Plan, Service Cost</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DefinedBenefitPlanServiceCost" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_DefinedBenefitPlanServiceCost"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_DefinedBenefitPlanServiceCost" xlink:to="lab_us-gaap_DefinedBenefitPlanServiceCost" xlink:type="arc" order="1"/>
    <link:label id="lab_us-gaap_AvailableForSaleSecuritiesDebtSecurities_e7277195-f38e-47e9-9e77-873b6e4031a0_terseLabel_en-US" xlink:label="lab_us-gaap_AvailableForSaleSecuritiesDebtSecurities" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Debt Securities</link:label>
    <link:label id="lab_us-gaap_AvailableForSaleSecuritiesDebtSecurities_label_en-US" xlink:label="lab_us-gaap_AvailableForSaleSecuritiesDebtSecurities" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Debt Securities, Available-for-sale</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_AvailableForSaleSecuritiesDebtSecurities" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_AvailableForSaleSecuritiesDebtSecurities"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_AvailableForSaleSecuritiesDebtSecurities" xlink:to="lab_us-gaap_AvailableForSaleSecuritiesDebtSecurities" xlink:type="arc" order="1"/>
    <link:label id="lab_us-gaap_CostsAndExpenses_a8c4a592-db4f-49cd-9dc9-c25ffbf9b27d_totalLabel_en-US" xlink:label="lab_us-gaap_CostsAndExpenses" xlink:role="http://www.xbrl.org/2003/role/totalLabel" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Total Operating Expenses</link:label>
    <link:label id="lab_us-gaap_CostsAndExpenses_label_en-US" xlink:label="lab_us-gaap_CostsAndExpenses" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Costs and Expenses</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_CostsAndExpenses" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_CostsAndExpenses"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_CostsAndExpenses" xlink:to="lab_us-gaap_CostsAndExpenses" xlink:type="arc" order="1"/>
    <link:label id="lab_us-gaap_StatementEquityComponentsAxis_fdc10670-6ef7-4618-bdd4-cd4bc9ad323e_terseLabel_en-US" xlink:label="lab_us-gaap_StatementEquityComponentsAxis" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Equity Components [Axis]</link:label>
    <link:label id="lab_us-gaap_StatementEquityComponentsAxis_label_en-US" xlink:label="lab_us-gaap_StatementEquityComponentsAxis" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Equity Components [Axis]</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_StatementEquityComponentsAxis" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_StatementEquityComponentsAxis"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_StatementEquityComponentsAxis" xlink:to="lab_us-gaap_StatementEquityComponentsAxis" xlink:type="arc" order="1"/>
    <link:label id="lab_us-gaap_RestrictedStockMember_d0e41119-ba16-4b87-ad59-36c532cd20d5_terseLabel_en-US" xlink:label="lab_us-gaap_RestrictedStockMember" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Stock Awards</link:label>
    <link:label id="lab_us-gaap_RestrictedStockMember_label_en-US" xlink:label="lab_us-gaap_RestrictedStockMember" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Restricted Stock [Member]</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_RestrictedStockMember" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_RestrictedStockMember"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_RestrictedStockMember" xlink:to="lab_us-gaap_RestrictedStockMember" xlink:type="arc" order="1"/>
    <link:label id="lab_us-gaap_InventoryFinishedGoodsNetOfReserves_35bec632-5d2d-4468-a630-acd5d5eb5090_terseLabel_en-US" xlink:label="lab_us-gaap_InventoryFinishedGoodsNetOfReserves" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Finished Goods</link:label>
    <link:label id="lab_us-gaap_InventoryFinishedGoodsNetOfReserves_label_en-US" xlink:label="lab_us-gaap_InventoryFinishedGoodsNetOfReserves" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Inventory, Finished Goods, Net of Reserves</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_InventoryFinishedGoodsNetOfReserves" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_InventoryFinishedGoodsNetOfReserves"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_InventoryFinishedGoodsNetOfReserves" xlink:to="lab_us-gaap_InventoryFinishedGoodsNetOfReserves" xlink:type="arc" order="1"/>
    <link:label id="lab_us-gaap_DisclosureOfCompensationRelatedCostsSharebasedPaymentsAbstract_label_en-US" xlink:label="lab_us-gaap_DisclosureOfCompensationRelatedCostsSharebasedPaymentsAbstract" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Share-based Payment Arrangement [Abstract]</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DisclosureOfCompensationRelatedCostsSharebasedPaymentsAbstract" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_DisclosureOfCompensationRelatedCostsSharebasedPaymentsAbstract"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_DisclosureOfCompensationRelatedCostsSharebasedPaymentsAbstract" xlink:to="lab_us-gaap_DisclosureOfCompensationRelatedCostsSharebasedPaymentsAbstract" xlink:type="arc" order="1"/>
    <link:label id="lab_us-gaap_DebtInstrumentNameDomain_3438cefc-c7bd-48cb-a055-d4507067ffe3_terseLabel_en-US" xlink:label="lab_us-gaap_DebtInstrumentNameDomain" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Debt Instrument, Name [Domain]</link:label>
    <link:label id="lab_us-gaap_DebtInstrumentNameDomain_label_en-US" xlink:label="lab_us-gaap_DebtInstrumentNameDomain" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Debt Instrument, Name [Domain]</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DebtInstrumentNameDomain" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_DebtInstrumentNameDomain"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_DebtInstrumentNameDomain" xlink:to="lab_us-gaap_DebtInstrumentNameDomain" xlink:type="arc" order="1"/>
    <link:label id="lab_srt_MinimumMember_4b572fc2-559e-4279-ac53-1b2150a3dbe7_terseLabel_en-US" xlink:label="lab_srt_MinimumMember" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Minimum</link:label>
    <link:label id="lab_srt_MinimumMember_label_en-US" xlink:label="lab_srt_MinimumMember" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Minimum [Member]</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_srt_MinimumMember" xlink:href="http://xbrl.fasb.org/srt/2020/elts/srt-2020-01-31.xsd#srt_MinimumMember"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_srt_MinimumMember" xlink:to="lab_srt_MinimumMember" xlink:type="arc" order="1"/>
    <link:label id="lab_us-gaap_AccountsReceivableAllowanceForCreditLossTableTextBlock_4e250247-a899-45b4-98e8-57e1edb2aacb_terseLabel_en-US" xlink:label="lab_us-gaap_AccountsReceivableAllowanceForCreditLossTableTextBlock" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Summary of Activity in Allowance for Credit Losses</link:label>
    <link:label id="lab_us-gaap_AccountsReceivableAllowanceForCreditLossTableTextBlock_label_en-US" xlink:label="lab_us-gaap_AccountsReceivableAllowanceForCreditLossTableTextBlock" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Accounts Receivable, Allowance for Credit Loss [Table Text Block]</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_AccountsReceivableAllowanceForCreditLossTableTextBlock" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_AccountsReceivableAllowanceForCreditLossTableTextBlock"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_AccountsReceivableAllowanceForCreditLossTableTextBlock" xlink:to="lab_us-gaap_AccountsReceivableAllowanceForCreditLossTableTextBlock" xlink:type="arc" order="1"/>
    <link:label id="lab_ottr_DebtToTotalCapitalizationRatio_9943756a-4b9b-4ef2-846c-344f581ffc29_terseLabel_en-US" xlink:label="lab_ottr_DebtToTotalCapitalizationRatio" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Debt to total capitalization ratio</link:label>
    <link:label id="lab_ottr_DebtToTotalCapitalizationRatio_label_en-US" xlink:label="lab_ottr_DebtToTotalCapitalizationRatio" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">ottr_DebtToTotalCapitalizationRatio</link:label>
    <link:label id="lab_ottr_DebtToTotalCapitalizationRatio_documentation_en-US" xlink:label="lab_ottr_DebtToTotalCapitalizationRatio" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Represents the required ratio of debt to total capitalization.</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_ottr_DebtToTotalCapitalizationRatio" xlink:href="ottr-20210331.xsd#ottr_DebtToTotalCapitalizationRatio"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_ottr_DebtToTotalCapitalizationRatio" xlink:to="lab_ottr_DebtToTotalCapitalizationRatio" xlink:type="arc" order="1"/>
    <link:label id="lab_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsForfeituresWeightedAverageGrantDateFairValue_10a544f5-0f1d-42bf-9749-99aac2eab470_terseLabel_en-US" xlink:label="lab_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsForfeituresWeightedAverageGrantDateFairValue" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Forfeited (in dollars per share)</link:label>
    <link:label id="lab_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsForfeituresWeightedAverageGrantDateFairValue_label_en-US" xlink:label="lab_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsForfeituresWeightedAverageGrantDateFairValue" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Forfeitures, Weighted Average Grant Date Fair Value</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsForfeituresWeightedAverageGrantDateFairValue" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsForfeituresWeightedAverageGrantDateFairValue"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsForfeituresWeightedAverageGrantDateFairValue" xlink:to="lab_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsForfeituresWeightedAverageGrantDateFairValue" xlink:type="arc" order="1"/>
    <link:label id="lab_ottr_SeniorUnsecuredNotes392SeriesDDueFebruary252050Member_2b89b72d-02f3-4781-92d4-d711472a2876_terseLabel_en-US" xlink:label="lab_ottr_SeniorUnsecuredNotes392SeriesDDueFebruary252050Member" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Series 2020D Senior Unsecured Notes</link:label>
    <link:label id="lab_ottr_SeniorUnsecuredNotes392SeriesDDueFebruary252050Member_label_en-US" xlink:label="lab_ottr_SeniorUnsecuredNotes392SeriesDDueFebruary252050Member" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Senior Unsecured Notes 3.92%, Series D, Due February 25, 2050 [Member]</link:label>
    <link:label id="lab_ottr_SeniorUnsecuredNotes392SeriesDDueFebruary252050Member_documentation_en-US" xlink:label="lab_ottr_SeniorUnsecuredNotes392SeriesDDueFebruary252050Member" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Senior Unsecured Notes 3.92%, Series D, Due February 25, 2050</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_ottr_SeniorUnsecuredNotes392SeriesDDueFebruary252050Member" xlink:href="ottr-20210331.xsd#ottr_SeniorUnsecuredNotes392SeriesDDueFebruary252050Member"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_ottr_SeniorUnsecuredNotes392SeriesDDueFebruary252050Member" xlink:to="lab_ottr_SeniorUnsecuredNotes392SeriesDDueFebruary252050Member" xlink:type="arc" order="1"/>
    <link:label id="lab_dei_EntityInteractiveDataCurrent_37c9e8f0-344d-4176-9a09-10b36df10e32_terseLabel_en-US" xlink:label="lab_dei_EntityInteractiveDataCurrent" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Entity Interactive Data Current</link:label>
    <link:label id="lab_dei_EntityInteractiveDataCurrent_label_en-US" xlink:label="lab_dei_EntityInteractiveDataCurrent" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Entity Interactive Data Current</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_dei_EntityInteractiveDataCurrent" xlink:href="https://xbrl.sec.gov/dei/2020/dei-2020-01-31.xsd#dei_EntityInteractiveDataCurrent"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_dei_EntityInteractiveDataCurrent" xlink:to="lab_dei_EntityInteractiveDataCurrent" xlink:type="arc" order="1"/>
    <link:label id="lab_us-gaap_DefinedBenefitPlanNetPeriodicBenefitCost_290139c1-9cb7-481d-ad42-2b18539213d4_totalLabel_en-US" xlink:label="lab_us-gaap_DefinedBenefitPlanNetPeriodicBenefitCost" xlink:role="http://www.xbrl.org/2003/role/totalLabel" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Net Periodic Pension Cost</link:label>
    <link:label id="lab_us-gaap_DefinedBenefitPlanNetPeriodicBenefitCost_label_en-US" xlink:label="lab_us-gaap_DefinedBenefitPlanNetPeriodicBenefitCost" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Defined Benefit Plan, Net Periodic Benefit Cost (Credit)</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DefinedBenefitPlanNetPeriodicBenefitCost" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_DefinedBenefitPlanNetPeriodicBenefitCost"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_DefinedBenefitPlanNetPeriodicBenefitCost" xlink:to="lab_us-gaap_DefinedBenefitPlanNetPeriodicBenefitCost" xlink:type="arc" order="1"/>
    <link:label id="lab_us-gaap_RevenuesAbstract_941e1f43-2a49-42a9-90e0-86de7183129b_terseLabel_en-US" xlink:label="lab_us-gaap_RevenuesAbstract" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Operating Revenues</link:label>
    <link:label id="lab_us-gaap_RevenuesAbstract_label_en-US" xlink:label="lab_us-gaap_RevenuesAbstract" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Revenues [Abstract]</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_RevenuesAbstract" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_RevenuesAbstract"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_RevenuesAbstract" xlink:to="lab_us-gaap_RevenuesAbstract" xlink:type="arc" order="1"/>
    <link:label id="lab_us-gaap_FairValueDisclosuresTextBlock_9bf2996f-a729-4406-bb1c-6cba6762bccc_terseLabel_en-US" xlink:label="lab_us-gaap_FairValueDisclosuresTextBlock" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Fair Value Measurements</link:label>
    <link:label id="lab_us-gaap_FairValueDisclosuresTextBlock_label_en-US" xlink:label="lab_us-gaap_FairValueDisclosuresTextBlock" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Fair Value Disclosures [Text Block]</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_FairValueDisclosuresTextBlock" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_FairValueDisclosuresTextBlock"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_FairValueDisclosuresTextBlock" xlink:to="lab_us-gaap_FairValueDisclosuresTextBlock" xlink:type="arc" order="1"/>
    <link:label id="lab_us-gaap_NetCashProvidedByUsedInOperatingActivitiesAbstract_825aeb02-f835-4194-a04d-9da9a1ed4c31_terseLabel_en-US" xlink:label="lab_us-gaap_NetCashProvidedByUsedInOperatingActivitiesAbstract" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Operating Activities</link:label>
    <link:label id="lab_us-gaap_NetCashProvidedByUsedInOperatingActivitiesAbstract_label_en-US" xlink:label="lab_us-gaap_NetCashProvidedByUsedInOperatingActivitiesAbstract" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Net Cash Provided by (Used in) Operating Activities [Abstract]</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_NetCashProvidedByUsedInOperatingActivitiesAbstract" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_NetCashProvidedByUsedInOperatingActivitiesAbstract"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_NetCashProvidedByUsedInOperatingActivitiesAbstract" xlink:to="lab_us-gaap_NetCashProvidedByUsedInOperatingActivitiesAbstract" xlink:type="arc" order="1"/>
    <link:label id="lab_us-gaap_RegulatoryAssetsNoncurrent_4b32aede-72ff-4676-a7b0-fd5999e14335_terseLabel_en-US" xlink:label="lab_us-gaap_RegulatoryAssetsNoncurrent" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Regulatory Assets</link:label>
    <link:label id="lab_us-gaap_RegulatoryAssetsNoncurrent_5f21049d-8523-4a73-95fa-41373a3e1f9c_verboseLabel_en-US" xlink:label="lab_us-gaap_RegulatoryAssetsNoncurrent" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Regulatory assets, long-term</link:label>
    <link:label id="lab_us-gaap_RegulatoryAssetsNoncurrent_label_en-US" xlink:label="lab_us-gaap_RegulatoryAssetsNoncurrent" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Regulatory Assets, Noncurrent</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_RegulatoryAssetsNoncurrent" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_RegulatoryAssetsNoncurrent"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_RegulatoryAssetsNoncurrent" xlink:to="lab_us-gaap_RegulatoryAssetsNoncurrent" xlink:type="arc" order="1"/>
    <link:label id="lab_us-gaap_StockholdersEquityNoteDisclosureTextBlock_396ba10e-7e18-455c-aff1-d710f4ec86e6_terseLabel_en-US" xlink:label="lab_us-gaap_StockholdersEquityNoteDisclosureTextBlock" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Stockholders' Equity</link:label>
    <link:label id="lab_us-gaap_StockholdersEquityNoteDisclosureTextBlock_label_en-US" xlink:label="lab_us-gaap_StockholdersEquityNoteDisclosureTextBlock" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Stockholders' Equity Note Disclosure [Text Block]</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_StockholdersEquityNoteDisclosureTextBlock" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_StockholdersEquityNoteDisclosureTextBlock"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_StockholdersEquityNoteDisclosureTextBlock" xlink:to="lab_us-gaap_StockholdersEquityNoteDisclosureTextBlock" xlink:type="arc" order="1"/>
    <link:label id="lab_ottr_PlantRemovalObligationsMember_ff3c9aed-c629-4883-921c-bc89681c5e74_terseLabel_en-US" xlink:label="lab_ottr_PlantRemovalObligationsMember" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Plant Removal Obligations</link:label>
    <link:label id="lab_ottr_PlantRemovalObligationsMember_label_en-US" xlink:label="lab_ottr_PlantRemovalObligationsMember" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Plant Removal Obligations [Member]</link:label>
    <link:label id="lab_ottr_PlantRemovalObligationsMember_documentation_en-US" xlink:label="lab_ottr_PlantRemovalObligationsMember" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Plant Removal Obligations</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_ottr_PlantRemovalObligationsMember" xlink:href="ottr-20210331.xsd#ottr_PlantRemovalObligationsMember"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_ottr_PlantRemovalObligationsMember" xlink:to="lab_ottr_PlantRemovalObligationsMember" xlink:type="arc" order="1"/>
    <link:label id="lab_us-gaap_AdditionalPaidInCapitalCommonStock_91adcee7-c497-432a-97b5-403951a78d9f_terseLabel_en-US" xlink:label="lab_us-gaap_AdditionalPaidInCapitalCommonStock" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Additional Paid-In Capital</link:label>
    <link:label id="lab_us-gaap_AdditionalPaidInCapitalCommonStock_label_en-US" xlink:label="lab_us-gaap_AdditionalPaidInCapitalCommonStock" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Additional Paid in Capital, Common Stock</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_AdditionalPaidInCapitalCommonStock" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_AdditionalPaidInCapitalCommonStock"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_AdditionalPaidInCapitalCommonStock" xlink:to="lab_us-gaap_AdditionalPaidInCapitalCommonStock" xlink:type="arc" order="1"/>
    <link:label id="lab_dei_EntityRegistrantName_a69b679b-e057-4f15-b420-dfd54407feb4_terseLabel_en-US" xlink:label="lab_dei_EntityRegistrantName" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Entity Registrant Name</link:label>
    <link:label id="lab_dei_EntityRegistrantName_label_en-US" xlink:label="lab_dei_EntityRegistrantName" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Entity Registrant Name</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_dei_EntityRegistrantName" xlink:href="https://xbrl.sec.gov/dei/2020/dei-2020-01-31.xsd#dei_EntityRegistrantName"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_dei_EntityRegistrantName" xlink:to="lab_dei_EntityRegistrantName" xlink:type="arc" order="1"/>
    <link:label id="lab_us-gaap_SubsequentEventTypeDomain_e8478bf8-f50b-4a2d-b32b-e19264edfbe5_terseLabel_en-US" xlink:label="lab_us-gaap_SubsequentEventTypeDomain" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Subsequent Event Type [Domain]</link:label>
    <link:label id="lab_us-gaap_SubsequentEventTypeDomain_label_en-US" xlink:label="lab_us-gaap_SubsequentEventTypeDomain" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Subsequent Event Type [Domain]</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_SubsequentEventTypeDomain" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_SubsequentEventTypeDomain"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_SubsequentEventTypeDomain" xlink:to="lab_us-gaap_SubsequentEventTypeDomain" xlink:type="arc" order="1"/>
    <link:label id="lab_us-gaap_StatementOfStockholdersEquityAbstract_8c4ef7b6-c32f-4f26-84c4-52aebb60c992_terseLabel_en-US" xlink:label="lab_us-gaap_StatementOfStockholdersEquityAbstract" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Statement of Stockholders' Equity [Abstract]</link:label>
    <link:label id="lab_us-gaap_StatementOfStockholdersEquityAbstract_label_en-US" xlink:label="lab_us-gaap_StatementOfStockholdersEquityAbstract" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Statement of Stockholders' Equity [Abstract]</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_StatementOfStockholdersEquityAbstract" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_StatementOfStockholdersEquityAbstract"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_StatementOfStockholdersEquityAbstract" xlink:to="lab_us-gaap_StatementOfStockholdersEquityAbstract" xlink:type="arc" order="1"/>
    <link:label id="lab_us-gaap_AssetsNoncurrent_dacf52d7-a32e-4da2-af81-5605335527bf_totalLabel_en-US" xlink:label="lab_us-gaap_AssetsNoncurrent" xlink:role="http://www.xbrl.org/2003/role/totalLabel" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Total Noncurrent Assets</link:label>
    <link:label id="lab_us-gaap_AssetsNoncurrent_label_en-US" xlink:label="lab_us-gaap_AssetsNoncurrent" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Assets, Noncurrent</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_AssetsNoncurrent" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_AssetsNoncurrent"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_AssetsNoncurrent" xlink:to="lab_us-gaap_AssetsNoncurrent" xlink:type="arc" order="1"/>
    <link:label id="lab_ottr_FuelClauseAdjustmentMember_96294c75-4300-4bf9-a600-4062fbfbc547_terseLabel_en-US" xlink:label="lab_ottr_FuelClauseAdjustmentMember" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Fuel Clause Adjustments</link:label>
    <link:label id="lab_ottr_FuelClauseAdjustmentMember_label_en-US" xlink:label="lab_ottr_FuelClauseAdjustmentMember" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Fuel Clause Adjustment [Member]</link:label>
    <link:label id="lab_ottr_FuelClauseAdjustmentMember_documentation_en-US" xlink:label="lab_ottr_FuelClauseAdjustmentMember" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Fuel Clause Adjustment</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_ottr_FuelClauseAdjustmentMember" xlink:href="ottr-20210331.xsd#ottr_FuelClauseAdjustmentMember"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_ottr_FuelClauseAdjustmentMember" xlink:to="lab_ottr_FuelClauseAdjustmentMember" xlink:type="arc" order="1"/>
    <link:label id="lab_us-gaap_AllowanceForDoubtfulAccountsReceivableRollforward_6a9c7b6e-931f-4e3d-a146-cd52eadbf733_terseLabel_en-US" xlink:label="lab_us-gaap_AllowanceForDoubtfulAccountsReceivableRollforward" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Accounts Receivable, Allowance for Credit Loss [Roll Forward]</link:label>
    <link:label id="lab_us-gaap_AllowanceForDoubtfulAccountsReceivableRollforward_label_en-US" xlink:label="lab_us-gaap_AllowanceForDoubtfulAccountsReceivableRollforward" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Accounts Receivable, Allowance for Credit Loss [Roll Forward]</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_AllowanceForDoubtfulAccountsReceivableRollforward" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_AllowanceForDoubtfulAccountsReceivableRollforward"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_AllowanceForDoubtfulAccountsReceivableRollforward" xlink:to="lab_us-gaap_AllowanceForDoubtfulAccountsReceivableRollforward" xlink:type="arc" order="1"/>
    <link:label id="lab_us-gaap_IncreaseDecreaseInAllowanceForEquityFundsUsedDuringConstruction_3dcca176-6e28-4ada-b707-182985a1a56a_negatedLabel_en-US" xlink:label="lab_us-gaap_IncreaseDecreaseInAllowanceForEquityFundsUsedDuringConstruction" xlink:role="http://www.xbrl.org/2009/role/negatedLabel" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Allowance for Equity/Other Funds Used During Construction</link:label>
    <link:label id="lab_us-gaap_IncreaseDecreaseInAllowanceForEquityFundsUsedDuringConstruction_label_en-US" xlink:label="lab_us-gaap_IncreaseDecreaseInAllowanceForEquityFundsUsedDuringConstruction" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Increase (Decrease) in Allowance for Equity Funds Used During Construction</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_IncreaseDecreaseInAllowanceForEquityFundsUsedDuringConstruction" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_IncreaseDecreaseInAllowanceForEquityFundsUsedDuringConstruction"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_IncreaseDecreaseInAllowanceForEquityFundsUsedDuringConstruction" xlink:to="lab_us-gaap_IncreaseDecreaseInAllowanceForEquityFundsUsedDuringConstruction" xlink:type="arc" order="1"/>
    <link:label id="lab_us-gaap_OtherCostAndExpenseOperating_432f658a-a0e8-4dfe-8139-bc7927a19635_terseLabel_en-US" xlink:label="lab_us-gaap_OtherCostAndExpenseOperating" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Other Nonelectric Expenses</link:label>
    <link:label id="lab_us-gaap_OtherCostAndExpenseOperating_label_en-US" xlink:label="lab_us-gaap_OtherCostAndExpenseOperating" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Other Cost and Expense, Operating</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_OtherCostAndExpenseOperating" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_OtherCostAndExpenseOperating"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_OtherCostAndExpenseOperating" xlink:to="lab_us-gaap_OtherCostAndExpenseOperating" xlink:type="arc" order="1"/>
    <link:label id="lab_us-gaap_RegulatoryLiabilityCurrent_85fd97bf-df2e-492e-933f-62f55c632d6a_terseLabel_en-US" xlink:label="lab_us-gaap_RegulatoryLiabilityCurrent" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Regulatory Liabilities</link:label>
    <link:label id="lab_us-gaap_RegulatoryLiabilityCurrent_97000b91-1895-41eb-9c3e-4d0ba2231d6c_verboseLabel_en-US" xlink:label="lab_us-gaap_RegulatoryLiabilityCurrent" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Regulatory liabilities, current</link:label>
    <link:label id="lab_us-gaap_RegulatoryLiabilityCurrent_label_en-US" xlink:label="lab_us-gaap_RegulatoryLiabilityCurrent" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Regulatory Liability, Current</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_RegulatoryLiabilityCurrent" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_RegulatoryLiabilityCurrent"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_RegulatoryLiabilityCurrent" xlink:to="lab_us-gaap_RegulatoryLiabilityCurrent" xlink:type="arc" order="1"/>
    <link:label id="lab_us-gaap_NumberOfReportableSegments_2fd406e6-28ed-4459-bc2c-1f698565e020_terseLabel_en-US" xlink:label="lab_us-gaap_NumberOfReportableSegments" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Number of reportable segments</link:label>
    <link:label id="lab_us-gaap_NumberOfReportableSegments_label_en-US" xlink:label="lab_us-gaap_NumberOfReportableSegments" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Number of Reportable Segments</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_NumberOfReportableSegments" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_NumberOfReportableSegments"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_NumberOfReportableSegments" xlink:to="lab_us-gaap_NumberOfReportableSegments" xlink:type="arc" order="1"/>
    <link:label id="lab_us-gaap_RegulatoryAssetsAndLiabilitiesDisclosureAbstract_label_en-US" xlink:label="lab_us-gaap_RegulatoryAssetsAndLiabilitiesDisclosureAbstract" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Regulatory Assets and Liabilities Disclosure [Abstract]</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_RegulatoryAssetsAndLiabilitiesDisclosureAbstract" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_RegulatoryAssetsAndLiabilitiesDisclosureAbstract"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_RegulatoryAssetsAndLiabilitiesDisclosureAbstract" xlink:to="lab_us-gaap_RegulatoryAssetsAndLiabilitiesDisclosureAbstract" xlink:type="arc" order="1"/>
    <link:label id="lab_us-gaap_RetirementPlanTypeDomain_9cbcbc63-bad1-4f81-9a23-8dc73b8cd8ee_terseLabel_en-US" xlink:label="lab_us-gaap_RetirementPlanTypeDomain" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Retirement Plan Type [Domain]</link:label>
    <link:label id="lab_us-gaap_RetirementPlanTypeDomain_label_en-US" xlink:label="lab_us-gaap_RetirementPlanTypeDomain" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Retirement Plan Type [Domain]</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_RetirementPlanTypeDomain" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_RetirementPlanTypeDomain"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_RetirementPlanTypeDomain" xlink:to="lab_us-gaap_RetirementPlanTypeDomain" xlink:type="arc" order="1"/>
    <link:label id="lab_ottr_AlternativeRevenueProgramRidersMember_7b9bfcee-2256-4b0f-89e9-2dee6ebf66d6_terseLabel_en-US" xlink:label="lab_ottr_AlternativeRevenueProgramRidersMember" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Alternative Revenue Program Riders</link:label>
    <link:label id="lab_ottr_AlternativeRevenueProgramRidersMember_0000510a-10a3-43ef-a61b-92ca2f1cc2f2_verboseLabel_en-US" xlink:label="lab_ottr_AlternativeRevenueProgramRidersMember" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Alternative Revenue Program Riders</link:label>
    <link:label id="lab_ottr_AlternativeRevenueProgramRidersMember_label_en-US" xlink:label="lab_ottr_AlternativeRevenueProgramRidersMember" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Alternative Revenue Program Riders [Member]</link:label>
    <link:label id="lab_ottr_AlternativeRevenueProgramRidersMember_documentation_en-US" xlink:label="lab_ottr_AlternativeRevenueProgramRidersMember" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Alternative Revenue Program Riders</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_ottr_AlternativeRevenueProgramRidersMember" xlink:href="ottr-20210331.xsd#ottr_AlternativeRevenueProgramRidersMember"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_ottr_AlternativeRevenueProgramRidersMember" xlink:to="lab_ottr_AlternativeRevenueProgramRidersMember" xlink:type="arc" order="1"/>
    <link:label id="lab_us-gaap_WeightedAverageNumberDilutedSharesOutstandingAdjustmentAbstract_08e57747-f8be-4a09-9425-556504c89b6c_terseLabel_en-US" xlink:label="lab_us-gaap_WeightedAverageNumberDilutedSharesOutstandingAdjustmentAbstract" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Effect of Dilutive Securities:</link:label>
    <link:label id="lab_us-gaap_WeightedAverageNumberDilutedSharesOutstandingAdjustmentAbstract_label_en-US" xlink:label="lab_us-gaap_WeightedAverageNumberDilutedSharesOutstandingAdjustmentAbstract" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Incremental Weighted Average Shares Attributable to Dilutive Effect [Abstract]</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_WeightedAverageNumberDilutedSharesOutstandingAdjustmentAbstract" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_WeightedAverageNumberDilutedSharesOutstandingAdjustmentAbstract"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_WeightedAverageNumberDilutedSharesOutstandingAdjustmentAbstract" xlink:to="lab_us-gaap_WeightedAverageNumberDilutedSharesOutstandingAdjustmentAbstract" xlink:type="arc" order="1"/>
    <link:label id="lab_srt_ConsolidationItemsAxis_6a5af8e1-a966-4e61-8375-ee7820ee5c95_terseLabel_en-US" xlink:label="lab_srt_ConsolidationItemsAxis" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Consolidation Items [Axis]</link:label>
    <link:label id="lab_srt_ConsolidationItemsAxis_label_en-US" xlink:label="lab_srt_ConsolidationItemsAxis" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Consolidation Items [Axis]</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_srt_ConsolidationItemsAxis" xlink:href="http://xbrl.fasb.org/srt/2020/elts/srt-2020-01-31.xsd#srt_ConsolidationItemsAxis"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_srt_ConsolidationItemsAxis" xlink:to="lab_srt_ConsolidationItemsAxis" xlink:type="arc" order="1"/>
    <link:label id="lab_dei_EntityIncorporationStateCountryCode_6e5e9c97-125b-4d1b-adc3-61657ba3bb9a_terseLabel_en-US" xlink:label="lab_dei_EntityIncorporationStateCountryCode" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Entity Incorporation, State or Country Code</link:label>
    <link:label id="lab_dei_EntityIncorporationStateCountryCode_label_en-US" xlink:label="lab_dei_EntityIncorporationStateCountryCode" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Entity Incorporation, State or Country Code</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_dei_EntityIncorporationStateCountryCode" xlink:href="https://xbrl.sec.gov/dei/2020/dei-2020-01-31.xsd#dei_EntityIncorporationStateCountryCode"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_dei_EntityIncorporationStateCountryCode" xlink:to="lab_dei_EntityIncorporationStateCountryCode" xlink:type="arc" order="1"/>
    <link:label id="lab_ottr_ElectricPlantInServiceMember_b6f14d5a-0b26-4475-a361-32a16b45bea3_terseLabel_en-US" xlink:label="lab_ottr_ElectricPlantInServiceMember" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Electric Plant in Service</link:label>
    <link:label id="lab_ottr_ElectricPlantInServiceMember_label_en-US" xlink:label="lab_ottr_ElectricPlantInServiceMember" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Electric Plant in Service [Member]</link:label>
    <link:label id="lab_ottr_ElectricPlantInServiceMember_documentation_en-US" xlink:label="lab_ottr_ElectricPlantInServiceMember" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Represents information pertaining to electric plant in service.</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_ottr_ElectricPlantInServiceMember" xlink:href="ottr-20210331.xsd#ottr_ElectricPlantInServiceMember"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_ottr_ElectricPlantInServiceMember" xlink:to="lab_ottr_ElectricPlantInServiceMember" xlink:type="arc" order="1"/>
    <link:label id="lab_us-gaap_ShorttermDebtFairValue_5429c5cc-b4bd-4c9c-914a-c5f6987b50c7_negatedLabel_en-US" xlink:label="lab_us-gaap_ShorttermDebtFairValue" xlink:role="http://www.xbrl.org/2009/role/negatedLabel" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Short-Term Debt</link:label>
    <link:label id="lab_us-gaap_ShorttermDebtFairValue_label_en-US" xlink:label="lab_us-gaap_ShorttermDebtFairValue" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Short-term Debt, Fair Value</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ShorttermDebtFairValue" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_ShorttermDebtFairValue"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_ShorttermDebtFairValue" xlink:to="lab_us-gaap_ShorttermDebtFairValue" xlink:type="arc" order="1"/>
    <link:label id="lab_ottr_DefinedBenefitPlanAmortizationOfPriorServiceCostFromOtherComprehensiveIncomeCredit_36ab048f-56dd-4c86-a455-d0fc13b4370e_verboseLabel_en-US" xlink:label="lab_ottr_DefinedBenefitPlanAmortizationOfPriorServiceCostFromOtherComprehensiveIncomeCredit" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">From Other Comprehensive Income</link:label>
    <link:label id="lab_ottr_DefinedBenefitPlanAmortizationOfPriorServiceCostFromOtherComprehensiveIncomeCredit_label_en-US" xlink:label="lab_ottr_DefinedBenefitPlanAmortizationOfPriorServiceCostFromOtherComprehensiveIncomeCredit" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">ottr_DefinedBenefitPlanAmortizationOfPriorServiceCostFromOtherComprehensiveIncomeCredit</link:label>
    <link:label id="lab_ottr_DefinedBenefitPlanAmortizationOfPriorServiceCostFromOtherComprehensiveIncomeCredit_documentation_en-US" xlink:label="lab_ottr_DefinedBenefitPlanAmortizationOfPriorServiceCostFromOtherComprehensiveIncomeCredit" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">The amount of the prior service cost or credit recognized in net periodic benefit cost relating to benefit changes attributable to plan participants' prior service pursuant to a plan amendment or a plan initiation from other comprehensive income.</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_ottr_DefinedBenefitPlanAmortizationOfPriorServiceCostFromOtherComprehensiveIncomeCredit" xlink:href="ottr-20210331.xsd#ottr_DefinedBenefitPlanAmortizationOfPriorServiceCostFromOtherComprehensiveIncomeCredit"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_ottr_DefinedBenefitPlanAmortizationOfPriorServiceCostFromOtherComprehensiveIncomeCredit" xlink:to="lab_ottr_DefinedBenefitPlanAmortizationOfPriorServiceCostFromOtherComprehensiveIncomeCredit" xlink:type="arc" order="1"/>
    <link:label id="lab_us-gaap_SubsidiarySaleOfStockAxis_d108918e-b4e5-4cd4-a44b-a525768bb6ff_terseLabel_en-US" xlink:label="lab_us-gaap_SubsidiarySaleOfStockAxis" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Sale of Stock [Axis]</link:label>
    <link:label id="lab_us-gaap_SubsidiarySaleOfStockAxis_label_en-US" xlink:label="lab_us-gaap_SubsidiarySaleOfStockAxis" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Sale of Stock [Axis]</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_SubsidiarySaleOfStockAxis" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_SubsidiarySaleOfStockAxis"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_SubsidiarySaleOfStockAxis" xlink:to="lab_us-gaap_SubsidiarySaleOfStockAxis" xlink:type="arc" order="1"/>
    <link:label id="lab_dei_EntityAddressPostalZipCode_fba36a1e-b780-4431-bb59-b0ebc5d16e92_terseLabel_en-US" xlink:label="lab_dei_EntityAddressPostalZipCode" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Entity Address, Postal Zip Code</link:label>
    <link:label id="lab_dei_EntityAddressPostalZipCode_label_en-US" xlink:label="lab_dei_EntityAddressPostalZipCode" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Entity Address, Postal Zip Code</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_dei_EntityAddressPostalZipCode" xlink:href="https://xbrl.sec.gov/dei/2020/dei-2020-01-31.xsd#dei_EntityAddressPostalZipCode"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_dei_EntityAddressPostalZipCode" xlink:to="lab_dei_EntityAddressPostalZipCode" xlink:type="arc" order="1"/>
    <link:label id="lab_ottr_ScheduleOfShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsValuationAssumptionsTableTextBlock_69135fbb-5262-4802-bdb4-1e0c1d4eeed8_terseLabel_en-US" xlink:label="lab_ottr_ScheduleOfShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsValuationAssumptionsTableTextBlock" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Schedule of Weighted-Average Assumptions</link:label>
    <link:label id="lab_ottr_ScheduleOfShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsValuationAssumptionsTableTextBlock_label_en-US" xlink:label="lab_ottr_ScheduleOfShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsValuationAssumptionsTableTextBlock" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Schedule of Share-based Payment Award, Equity Instruments Other Than Options, Valuation Assumptions [Table Text Block]</link:label>
    <link:label id="lab_ottr_ScheduleOfShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsValuationAssumptionsTableTextBlock_documentation_en-US" xlink:label="lab_ottr_ScheduleOfShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsValuationAssumptionsTableTextBlock" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Schedule of Share-based Payment Award, Equity Instruments Other Than Options, Valuation Assumptions</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_ottr_ScheduleOfShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsValuationAssumptionsTableTextBlock" xlink:href="ottr-20210331.xsd#ottr_ScheduleOfShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsValuationAssumptionsTableTextBlock"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_ottr_ScheduleOfShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsValuationAssumptionsTableTextBlock" xlink:to="lab_ottr_ScheduleOfShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsValuationAssumptionsTableTextBlock" xlink:type="arc" order="1"/>
    <link:label id="lab_ottr_EquityToTotalCapitalizationRatio_a819727c-5cca-4937-9e09-336c11d626f2_terseLabel_en-US" xlink:label="lab_ottr_EquityToTotalCapitalizationRatio" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Equity to total capitalization ratio</link:label>
    <link:label id="lab_ottr_EquityToTotalCapitalizationRatio_label_en-US" xlink:label="lab_ottr_EquityToTotalCapitalizationRatio" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">ottr_EquityToTotalCapitalizationRatio</link:label>
    <link:label id="lab_ottr_EquityToTotalCapitalizationRatio_documentation_en-US" xlink:label="lab_ottr_EquityToTotalCapitalizationRatio" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Represents the ratio of Equity to total capitalization, which includes as equity minority interest and preferred stock as well as all of the components of common equity as presented on the balance sheet. Total capitalization is calculated as equity plus short-term debt plus long-term debt as presented on the balance sheet.</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_ottr_EquityToTotalCapitalizationRatio" xlink:href="ottr-20210331.xsd#ottr_EquityToTotalCapitalizationRatio"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_ottr_EquityToTotalCapitalizationRatio" xlink:to="lab_ottr_EquityToTotalCapitalizationRatio" xlink:type="arc" order="1"/>
    <link:label id="lab_us-gaap_Goodwill_5bf0625c-5d31-47ad-af64-fb3db2d7b628_terseLabel_en-US" xlink:label="lab_us-gaap_Goodwill" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Goodwill</link:label>
    <link:label id="lab_us-gaap_Goodwill_label_en-US" xlink:label="lab_us-gaap_Goodwill" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Goodwill</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_Goodwill" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_Goodwill"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_Goodwill" xlink:to="lab_us-gaap_Goodwill" xlink:type="arc" order="1"/>
    <link:label id="lab_us-gaap_PaymentsForProceedsFromInvestments_de5fe417-61db-485a-9aaa-00ccb862b0ae_negatedLabel_en-US" xlink:label="lab_us-gaap_PaymentsForProceedsFromInvestments" xlink:role="http://www.xbrl.org/2009/role/negatedLabel" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Cash Used for Investments and Other Assets</link:label>
    <link:label id="lab_us-gaap_PaymentsForProceedsFromInvestments_label_en-US" xlink:label="lab_us-gaap_PaymentsForProceedsFromInvestments" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Payments for (Proceeds from) Investments</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_PaymentsForProceedsFromInvestments" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_PaymentsForProceedsFromInvestments"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_PaymentsForProceedsFromInvestments" xlink:to="lab_us-gaap_PaymentsForProceedsFromInvestments" xlink:type="arc" order="1"/>
    <link:label id="lab_us-gaap_OtherComprehensiveIncomeLossNetOfTaxPortionAttributableToParent_350edbe7-737a-415d-90cb-288be98d6894_totalLabel_en-US" xlink:label="lab_us-gaap_OtherComprehensiveIncomeLossNetOfTaxPortionAttributableToParent" xlink:role="http://www.xbrl.org/2003/role/totalLabel" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Total Other Comprehensive Income</link:label>
    <link:label id="lab_us-gaap_OtherComprehensiveIncomeLossNetOfTaxPortionAttributableToParent_52bc4d6f-f56e-4f82-a50a-d4d1b7973329_verboseLabel_en-US" xlink:label="lab_us-gaap_OtherComprehensiveIncomeLossNetOfTaxPortionAttributableToParent" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Other Comprehensive Income</link:label>
    <link:label id="lab_us-gaap_OtherComprehensiveIncomeLossNetOfTaxPortionAttributableToParent_label_en-US" xlink:label="lab_us-gaap_OtherComprehensiveIncomeLossNetOfTaxPortionAttributableToParent" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Other Comprehensive Income (Loss), Net of Tax, Portion Attributable to Parent</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_OtherComprehensiveIncomeLossNetOfTaxPortionAttributableToParent" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_OtherComprehensiveIncomeLossNetOfTaxPortionAttributableToParent"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_OtherComprehensiveIncomeLossNetOfTaxPortionAttributableToParent" xlink:to="lab_us-gaap_OtherComprehensiveIncomeLossNetOfTaxPortionAttributableToParent" xlink:type="arc" order="1"/>
    <link:label id="lab_dei_DocumentTransitionReport_f29ce673-a55d-4694-8be2-3635943fd186_terseLabel_en-US" xlink:label="lab_dei_DocumentTransitionReport" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Document Transition Report</link:label>
    <link:label id="lab_dei_DocumentTransitionReport_label_en-US" xlink:label="lab_dei_DocumentTransitionReport" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Document Transition Report</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_dei_DocumentTransitionReport" xlink:href="https://xbrl.sec.gov/dei/2020/dei-2020-01-31.xsd#dei_DocumentTransitionReport"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_dei_DocumentTransitionReport" xlink:to="lab_dei_DocumentTransitionReport" xlink:type="arc" order="1"/>
    <link:label id="lab_ottr_EffectiveIncomeTaxRateReconciliationCorporateOwnedLifeInsurancePercent_ad0ca1d3-8093-4304-82b3-4602d1af9529_terseLabel_en-US" xlink:label="lab_ottr_EffectiveIncomeTaxRateReconciliationCorporateOwnedLifeInsurancePercent" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Corporate-Owned Life Insurance</link:label>
    <link:label id="lab_ottr_EffectiveIncomeTaxRateReconciliationCorporateOwnedLifeInsurancePercent_label_en-US" xlink:label="lab_ottr_EffectiveIncomeTaxRateReconciliationCorporateOwnedLifeInsurancePercent" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Effective Income Tax Rate Reconciliation, Corporate-Owned Life Insurance, Percent</link:label>
    <link:label id="lab_ottr_EffectiveIncomeTaxRateReconciliationCorporateOwnedLifeInsurancePercent_documentation_en-US" xlink:label="lab_ottr_EffectiveIncomeTaxRateReconciliationCorporateOwnedLifeInsurancePercent" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Effective Income Tax Rate Reconciliation, Corporate-Owned Life Insurance, Percent</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_ottr_EffectiveIncomeTaxRateReconciliationCorporateOwnedLifeInsurancePercent" xlink:href="ottr-20210331.xsd#ottr_EffectiveIncomeTaxRateReconciliationCorporateOwnedLifeInsurancePercent"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_ottr_EffectiveIncomeTaxRateReconciliationCorporateOwnedLifeInsurancePercent" xlink:to="lab_ottr_EffectiveIncomeTaxRateReconciliationCorporateOwnedLifeInsurancePercent" xlink:type="arc" order="1"/>
    <link:label id="lab_us-gaap_UtilitiesOperatingExpensePurchasedPower_3f9169f1-7962-41b5-8feb-9c6a9d54f166_terseLabel_en-US" xlink:label="lab_us-gaap_UtilitiesOperatingExpensePurchasedPower" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Electric Purchased Power</link:label>
    <link:label id="lab_us-gaap_UtilitiesOperatingExpensePurchasedPower_label_en-US" xlink:label="lab_us-gaap_UtilitiesOperatingExpensePurchasedPower" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Utilities Operating Expense, Purchased Power</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_UtilitiesOperatingExpensePurchasedPower" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_UtilitiesOperatingExpensePurchasedPower"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_UtilitiesOperatingExpensePurchasedPower" xlink:to="lab_us-gaap_UtilitiesOperatingExpensePurchasedPower" xlink:type="arc" order="1"/>
    <link:label id="lab_ottr_FederalEnergyRegulatoryCommissionMember_4247a281-9a14-4721-b9bb-2cb906a90924_terseLabel_en-US" xlink:label="lab_ottr_FederalEnergyRegulatoryCommissionMember" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Federal Energy Regulatory Commission</link:label>
    <link:label id="lab_ottr_FederalEnergyRegulatoryCommissionMember_label_en-US" xlink:label="lab_ottr_FederalEnergyRegulatoryCommissionMember" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Federal Energy Regulatory Commission [Member]</link:label>
    <link:label id="lab_ottr_FederalEnergyRegulatoryCommissionMember_documentation_en-US" xlink:label="lab_ottr_FederalEnergyRegulatoryCommissionMember" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Represents Federal Energy Regulatory Commission.</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_ottr_FederalEnergyRegulatoryCommissionMember" xlink:href="ottr-20210331.xsd#ottr_FederalEnergyRegulatoryCommissionMember"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_ottr_FederalEnergyRegulatoryCommissionMember" xlink:to="lab_ottr_FederalEnergyRegulatoryCommissionMember" xlink:type="arc" order="1"/>
    <link:label id="lab_ottr_OTPCreditAgreementMember_3236dfce-203b-4992-bc2f-67cd489c8350_terseLabel_en-US" xlink:label="lab_ottr_OTPCreditAgreementMember" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">OTP Credit Agreement</link:label>
    <link:label id="lab_ottr_OTPCreditAgreementMember_label_en-US" xlink:label="lab_ottr_OTPCreditAgreementMember" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">OTP Credit Agreement [Member]</link:label>
    <link:label id="lab_ottr_OTPCreditAgreementMember_documentation_en-US" xlink:label="lab_ottr_OTPCreditAgreementMember" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Represents information about OTP credit agreement.</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_ottr_OTPCreditAgreementMember" xlink:href="ottr-20210331.xsd#ottr_OTPCreditAgreementMember"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_ottr_OTPCreditAgreementMember" xlink:to="lab_ottr_OTPCreditAgreementMember" xlink:type="arc" order="1"/>
    <link:label id="lab_us-gaap_StockRepurchasedAndRetiredDuringPeriodValue_3aad2150-c609-41f9-999a-479ed9b27c20_negatedLabel_en-US" xlink:label="lab_us-gaap_StockRepurchasedAndRetiredDuringPeriodValue" xlink:role="http://www.xbrl.org/2009/role/negatedLabel" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Common Stock Retirements and Forfeitures</link:label>
    <link:label id="lab_us-gaap_StockRepurchasedAndRetiredDuringPeriodValue_label_en-US" xlink:label="lab_us-gaap_StockRepurchasedAndRetiredDuringPeriodValue" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Stock Repurchased and Retired During Period, Value</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_StockRepurchasedAndRetiredDuringPeriodValue" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_StockRepurchasedAndRetiredDuringPeriodValue"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_StockRepurchasedAndRetiredDuringPeriodValue" xlink:to="lab_us-gaap_StockRepurchasedAndRetiredDuringPeriodValue" xlink:type="arc" order="1"/>
    <link:label id="lab_us-gaap_NonoperatingIncomeExpenseAbstract_c2416a29-b7ce-4514-aca7-72224b35ff6f_terseLabel_en-US" xlink:label="lab_us-gaap_NonoperatingIncomeExpenseAbstract" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Other Income and Expense</link:label>
    <link:label id="lab_us-gaap_NonoperatingIncomeExpenseAbstract_label_en-US" xlink:label="lab_us-gaap_NonoperatingIncomeExpenseAbstract" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Nonoperating Income (Expense) [Abstract]</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_NonoperatingIncomeExpenseAbstract" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_NonoperatingIncomeExpenseAbstract"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_NonoperatingIncomeExpenseAbstract" xlink:to="lab_us-gaap_NonoperatingIncomeExpenseAbstract" xlink:type="arc" order="1"/>
    <link:label id="lab_us-gaap_CommonStockDividendsPerShareDeclared_1d814ba7-0573-48f6-a325-80e002914a89_terseLabel_en-US" xlink:label="lab_us-gaap_CommonStockDividendsPerShareDeclared" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Common Dividends (in dollars per share)</link:label>
    <link:label id="lab_us-gaap_CommonStockDividendsPerShareDeclared_label_en-US" xlink:label="lab_us-gaap_CommonStockDividendsPerShareDeclared" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Common Stock, Dividends, Per Share, Declared</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_CommonStockDividendsPerShareDeclared" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_CommonStockDividendsPerShareDeclared"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_CommonStockDividendsPerShareDeclared" xlink:to="lab_us-gaap_CommonStockDividendsPerShareDeclared" xlink:type="arc" order="1"/>
    <link:label id="lab_us-gaap_FairValueInputsLevel2Member_e45762d1-84a7-4e3f-816c-ed2423ff4027_terseLabel_en-US" xlink:label="lab_us-gaap_FairValueInputsLevel2Member" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Level 2</link:label>
    <link:label id="lab_us-gaap_FairValueInputsLevel2Member_label_en-US" xlink:label="lab_us-gaap_FairValueInputsLevel2Member" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Fair Value, Inputs, Level 2 [Member]</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_FairValueInputsLevel2Member" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_FairValueInputsLevel2Member"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_FairValueInputsLevel2Member" xlink:to="lab_us-gaap_FairValueInputsLevel2Member" xlink:type="arc" order="1"/>
    <link:label id="lab_us-gaap_OtherAssetsCurrent_59d9010e-ef53-4b54-8372-88c059ca0b18_terseLabel_en-US" xlink:label="lab_us-gaap_OtherAssetsCurrent" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Other Current Assets</link:label>
    <link:label id="lab_us-gaap_OtherAssetsCurrent_label_en-US" xlink:label="lab_us-gaap_OtherAssetsCurrent" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Other Assets, Current</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_OtherAssetsCurrent" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_OtherAssetsCurrent"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_OtherAssetsCurrent" xlink:to="lab_us-gaap_OtherAssetsCurrent" xlink:type="arc" order="1"/>
    <link:label id="lab_dei_DocumentQuarterlyReport_44b3d325-fe0d-490c-a083-160cd5d5d881_terseLabel_en-US" xlink:label="lab_dei_DocumentQuarterlyReport" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Document Quarterly Report</link:label>
    <link:label id="lab_dei_DocumentQuarterlyReport_label_en-US" xlink:label="lab_dei_DocumentQuarterlyReport" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Document Quarterly Report</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_dei_DocumentQuarterlyReport" xlink:href="https://xbrl.sec.gov/dei/2020/dei-2020-01-31.xsd#dei_DocumentQuarterlyReport"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_dei_DocumentQuarterlyReport" xlink:to="lab_dei_DocumentQuarterlyReport" xlink:type="arc" order="1"/>
    <link:label id="lab_us-gaap_AssetsFairValueDisclosure_e8d08150-5aa7-4c68-b4c7-de2f64de463c_totalLabel_en-US" xlink:label="lab_us-gaap_AssetsFairValueDisclosure" xlink:role="http://www.xbrl.org/2003/role/totalLabel" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Total Assets</link:label>
    <link:label id="lab_us-gaap_AssetsFairValueDisclosure_label_en-US" xlink:label="lab_us-gaap_AssetsFairValueDisclosure" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Assets, Fair Value Disclosure</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_AssetsFairValueDisclosure" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_AssetsFairValueDisclosure"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_AssetsFairValueDisclosure" xlink:to="lab_us-gaap_AssetsFairValueDisclosure" xlink:type="arc" order="1"/>
    <link:label id="lab_us-gaap_EquityAbstract_label_en-US" xlink:label="lab_us-gaap_EquityAbstract" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Equity [Abstract]</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_EquityAbstract" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_EquityAbstract"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_EquityAbstract" xlink:to="lab_us-gaap_EquityAbstract" xlink:type="arc" order="1"/>
    <link:label id="lab_us-gaap_IncreaseDecreaseInReceivables_715f8dd4-4f97-425b-8834-90660579a709_negatedLabel_en-US" xlink:label="lab_us-gaap_IncreaseDecreaseInReceivables" xlink:role="http://www.xbrl.org/2009/role/negatedLabel" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Change in Receivables</link:label>
    <link:label id="lab_us-gaap_IncreaseDecreaseInReceivables_label_en-US" xlink:label="lab_us-gaap_IncreaseDecreaseInReceivables" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Increase (Decrease) in Receivables</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_IncreaseDecreaseInReceivables" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_IncreaseDecreaseInReceivables"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_IncreaseDecreaseInReceivables" xlink:to="lab_us-gaap_IncreaseDecreaseInReceivables" xlink:type="arc" order="1"/>
    <link:label id="lab_us-gaap_UtilitiesOperatingExpenseOther_011922f7-29b9-4ad9-a52f-a1de6165ec57_terseLabel_en-US" xlink:label="lab_us-gaap_UtilitiesOperatingExpenseOther" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Electric Property Taxes</link:label>
    <link:label id="lab_us-gaap_UtilitiesOperatingExpenseOther_label_en-US" xlink:label="lab_us-gaap_UtilitiesOperatingExpenseOther" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Utilities Operating Expense, Other</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_UtilitiesOperatingExpenseOther" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_UtilitiesOperatingExpenseOther"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_UtilitiesOperatingExpenseOther" xlink:to="lab_us-gaap_UtilitiesOperatingExpenseOther" xlink:type="arc" order="1"/>
    <link:label id="lab_us-gaap_ElectricTransmissionMember_4a874a4f-8149-4016-aaf9-73ab79f9541c_terseLabel_en-US" xlink:label="lab_us-gaap_ElectricTransmissionMember" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Transmission</link:label>
    <link:label id="lab_us-gaap_ElectricTransmissionMember_label_en-US" xlink:label="lab_us-gaap_ElectricTransmissionMember" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Electric Transmission [Member]</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ElectricTransmissionMember" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_ElectricTransmissionMember"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_ElectricTransmissionMember" xlink:to="lab_us-gaap_ElectricTransmissionMember" xlink:type="arc" order="1"/>
    <link:label id="lab_us-gaap_WeightedAverageNumberOfDilutedSharesOutstanding_714616af-4a27-4e78-8983-d65220204694_terseLabel_en-US" xlink:label="lab_us-gaap_WeightedAverageNumberOfDilutedSharesOutstanding" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Diluted (in shares)</link:label>
    <link:label id="lab_us-gaap_WeightedAverageNumberOfDilutedSharesOutstanding_9da453b0-5f20-4e1b-b524-d0be0c15df17_totalLabel_en-US" xlink:label="lab_us-gaap_WeightedAverageNumberOfDilutedSharesOutstanding" xlink:role="http://www.xbrl.org/2003/role/totalLabel" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Weighted Average Common Shares Outstanding &#8211; Diluted (in shares)</link:label>
    <link:label id="lab_us-gaap_WeightedAverageNumberOfDilutedSharesOutstanding_label_en-US" xlink:label="lab_us-gaap_WeightedAverageNumberOfDilutedSharesOutstanding" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Weighted Average Number of Shares Outstanding, Diluted</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_WeightedAverageNumberOfDilutedSharesOutstanding" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_WeightedAverageNumberOfDilutedSharesOutstanding"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_WeightedAverageNumberOfDilutedSharesOutstanding" xlink:to="lab_us-gaap_WeightedAverageNumberOfDilutedSharesOutstanding" xlink:type="arc" order="1"/>
    <link:label id="lab_us-gaap_FairValueAssetsAndLiabilitiesMeasuredOnRecurringAndNonrecurringBasisTableTextBlock_33106840-a8b7-4b9c-85a4-f95088b19142_terseLabel_en-US" xlink:label="lab_us-gaap_FairValueAssetsAndLiabilitiesMeasuredOnRecurringAndNonrecurringBasisTableTextBlock" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Schedule of Fair Value Measurements, Recurring and Nonrecurring</link:label>
    <link:label id="lab_us-gaap_FairValueAssetsAndLiabilitiesMeasuredOnRecurringAndNonrecurringBasisTableTextBlock_label_en-US" xlink:label="lab_us-gaap_FairValueAssetsAndLiabilitiesMeasuredOnRecurringAndNonrecurringBasisTableTextBlock" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Fair Value Measurements, Recurring and Nonrecurring [Table Text Block]</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_FairValueAssetsAndLiabilitiesMeasuredOnRecurringAndNonrecurringBasisTableTextBlock" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_FairValueAssetsAndLiabilitiesMeasuredOnRecurringAndNonrecurringBasisTableTextBlock"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_FairValueAssetsAndLiabilitiesMeasuredOnRecurringAndNonrecurringBasisTableTextBlock" xlink:to="lab_us-gaap_FairValueAssetsAndLiabilitiesMeasuredOnRecurringAndNonrecurringBasisTableTextBlock" xlink:type="arc" order="1"/>
    <link:label id="lab_ottr_SeniorUnsecuredNotes468SeriesADueFebruary272029Member_32a3827f-5e1f-480c-baf3-82dfcbb9c283_terseLabel_en-US" xlink:label="lab_ottr_SeniorUnsecuredNotes468SeriesADueFebruary272029Member" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Series 2013A Senior Unsecured Notes</link:label>
    <link:label id="lab_ottr_SeniorUnsecuredNotes468SeriesADueFebruary272029Member_label_en-US" xlink:label="lab_ottr_SeniorUnsecuredNotes468SeriesADueFebruary272029Member" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Senior Unsecured Notes 4.68%, Series A, Due February 27, 2029 [Member]</link:label>
    <link:label id="lab_ottr_SeniorUnsecuredNotes468SeriesADueFebruary272029Member_documentation_en-US" xlink:label="lab_ottr_SeniorUnsecuredNotes468SeriesADueFebruary272029Member" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Represents information about Senior Unsecured Notes 4.68%, Series A, due February 27, 2029.</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_ottr_SeniorUnsecuredNotes468SeriesADueFebruary272029Member" xlink:href="ottr-20210331.xsd#ottr_SeniorUnsecuredNotes468SeriesADueFebruary272029Member"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_ottr_SeniorUnsecuredNotes468SeriesADueFebruary272029Member" xlink:to="lab_ottr_SeniorUnsecuredNotes468SeriesADueFebruary272029Member" xlink:type="arc" order="1"/>
    <link:label id="lab_us-gaap_EarningsPerShareBasic_379c30d1-0dfa-44ec-be83-61ed6ff465cf_terseLabel_en-US" xlink:label="lab_us-gaap_EarningsPerShareBasic" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Basic (in dollars per share)</link:label>
    <link:label id="lab_us-gaap_EarningsPerShareBasic_label_en-US" xlink:label="lab_us-gaap_EarningsPerShareBasic" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Earnings Per Share, Basic</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_EarningsPerShareBasic" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_EarningsPerShareBasic"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_EarningsPerShareBasic" xlink:to="lab_us-gaap_EarningsPerShareBasic" xlink:type="arc" order="1"/>
    <link:label id="lab_us-gaap_SharebasedCompensationArrangementBySharebasedPaymentAwardFairValueAssumptionsExpectedTerm1_ba0b8a5d-316b-47ea-af71-43786d5650f8_terseLabel_en-US" xlink:label="lab_us-gaap_SharebasedCompensationArrangementBySharebasedPaymentAwardFairValueAssumptionsExpectedTerm1" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Expected term (in years)</link:label>
    <link:label id="lab_us-gaap_SharebasedCompensationArrangementBySharebasedPaymentAwardFairValueAssumptionsExpectedTerm1_label_en-US" xlink:label="lab_us-gaap_SharebasedCompensationArrangementBySharebasedPaymentAwardFairValueAssumptionsExpectedTerm1" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Share-based Compensation Arrangement by Share-based Payment Award, Fair Value Assumptions, Expected Term</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_SharebasedCompensationArrangementBySharebasedPaymentAwardFairValueAssumptionsExpectedTerm1" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_SharebasedCompensationArrangementBySharebasedPaymentAwardFairValueAssumptionsExpectedTerm1"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_SharebasedCompensationArrangementBySharebasedPaymentAwardFairValueAssumptionsExpectedTerm1" xlink:to="lab_us-gaap_SharebasedCompensationArrangementBySharebasedPaymentAwardFairValueAssumptionsExpectedTerm1" xlink:type="arc" order="1"/>
    <link:label id="lab_us-gaap_NumberOfOperatingSegments_3c01ee36-4a41-4ad1-b282-4a6a98a45c76_terseLabel_en-US" xlink:label="lab_us-gaap_NumberOfOperatingSegments" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Number of operating segments</link:label>
    <link:label id="lab_us-gaap_NumberOfOperatingSegments_label_en-US" xlink:label="lab_us-gaap_NumberOfOperatingSegments" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Number of Operating Segments</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_NumberOfOperatingSegments" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_NumberOfOperatingSegments"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_NumberOfOperatingSegments" xlink:to="lab_us-gaap_NumberOfOperatingSegments" xlink:type="arc" order="1"/>
    <link:label id="lab_dei_EntityFileNumber_a833681e-5dab-49b4-8bd3-f461b62eaf1a_terseLabel_en-US" xlink:label="lab_dei_EntityFileNumber" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Entity File Number</link:label>
    <link:label id="lab_dei_EntityFileNumber_label_en-US" xlink:label="lab_dei_EntityFileNumber" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Entity File Number</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_dei_EntityFileNumber" xlink:href="https://xbrl.sec.gov/dei/2020/dei-2020-01-31.xsd#dei_EntityFileNumber"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_dei_EntityFileNumber" xlink:to="lab_dei_EntityFileNumber" xlink:type="arc" order="1"/>
    <link:label id="lab_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsForfeitedInPeriod_340304d0-2203-4e83-b7c2-f5e1d709cdf8_negatedTerseLabel_en-US" xlink:label="lab_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsForfeitedInPeriod" xlink:role="http://www.xbrl.org/2009/role/negatedTerseLabel" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Forfeited (in shares)</link:label>
    <link:label id="lab_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsForfeitedInPeriod_label_en-US" xlink:label="lab_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsForfeitedInPeriod" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Forfeited in Period</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsForfeitedInPeriod" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsForfeitedInPeriod"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsForfeitedInPeriod" xlink:to="lab_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsForfeitedInPeriod" xlink:type="arc" order="1"/>
    <link:label id="lab_us-gaap_DebtDisclosureAbstract_label_en-US" xlink:label="lab_us-gaap_DebtDisclosureAbstract" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Debt Disclosure [Abstract]</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DebtDisclosureAbstract" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_DebtDisclosureAbstract"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_DebtDisclosureAbstract" xlink:to="lab_us-gaap_DebtDisclosureAbstract" xlink:type="arc" order="1"/>
    <link:label id="lab_us-gaap_AccrualForTaxesOtherThanIncomeTaxesCurrent_81ebaacf-12cb-40be-b9d0-0287b218845a_terseLabel_en-US" xlink:label="lab_us-gaap_AccrualForTaxesOtherThanIncomeTaxesCurrent" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Accrued Taxes</link:label>
    <link:label id="lab_us-gaap_AccrualForTaxesOtherThanIncomeTaxesCurrent_label_en-US" xlink:label="lab_us-gaap_AccrualForTaxesOtherThanIncomeTaxesCurrent" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Accrual for Taxes Other than Income Taxes, Current</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_AccrualForTaxesOtherThanIncomeTaxesCurrent" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_AccrualForTaxesOtherThanIncomeTaxesCurrent"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_AccrualForTaxesOtherThanIncomeTaxesCurrent" xlink:to="lab_us-gaap_AccrualForTaxesOtherThanIncomeTaxesCurrent" xlink:type="arc" order="1"/>
    <link:label id="lab_ottr_PensionAndOtherPostretirementBenefitPlansMember_4b0635a4-c418-4950-be1c-94d1accd8a8a_terseLabel_en-US" xlink:label="lab_ottr_PensionAndOtherPostretirementBenefitPlansMember" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Pension and Other Postretirement Benefit Plans</link:label>
    <link:label id="lab_ottr_PensionAndOtherPostretirementBenefitPlansMember_8caddf1a-75b2-4210-8dfd-e42c34f516cd_verboseLabel_en-US" xlink:label="lab_ottr_PensionAndOtherPostretirementBenefitPlansMember" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Pension and Other Postretirement Benefit Plans</link:label>
    <link:label id="lab_ottr_PensionAndOtherPostretirementBenefitPlansMember_label_en-US" xlink:label="lab_ottr_PensionAndOtherPostretirementBenefitPlansMember" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Pension and Other Postretirement Benefit Plans [Member]</link:label>
    <link:label id="lab_ottr_PensionAndOtherPostretirementBenefitPlansMember_documentation_en-US" xlink:label="lab_ottr_PensionAndOtherPostretirementBenefitPlansMember" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Pension and Other Postretirement Benefit Plans</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_ottr_PensionAndOtherPostretirementBenefitPlansMember" xlink:href="ottr-20210331.xsd#ottr_PensionAndOtherPostretirementBenefitPlansMember"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_ottr_PensionAndOtherPostretirementBenefitPlansMember" xlink:to="lab_ottr_PensionAndOtherPostretirementBenefitPlansMember" xlink:type="arc" order="1"/>
    <link:label id="lab_ottr_DeferredIncomeTaxesMember_8ceec9f1-be0a-48f3-9753-f070996115ab_terseLabel_en-US" xlink:label="lab_ottr_DeferredIncomeTaxesMember" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Deferred Income Taxes</link:label>
    <link:label id="lab_ottr_DeferredIncomeTaxesMember_label_en-US" xlink:label="lab_ottr_DeferredIncomeTaxesMember" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Deferred Income Taxes [Member]</link:label>
    <link:label id="lab_ottr_DeferredIncomeTaxesMember_documentation_en-US" xlink:label="lab_ottr_DeferredIncomeTaxesMember" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Represents information about deferred income taxes.</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_ottr_DeferredIncomeTaxesMember" xlink:href="ottr-20210331.xsd#ottr_DeferredIncomeTaxesMember"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_ottr_DeferredIncomeTaxesMember" xlink:to="lab_ottr_DeferredIncomeTaxesMember" xlink:type="arc" order="1"/>
    <link:label id="lab_us-gaap_NetCashProvidedByUsedInFinancingActivities_db8a6a10-a60a-4800-8988-9d86c05e5cff_totalLabel_en-US" xlink:label="lab_us-gaap_NetCashProvidedByUsedInFinancingActivities" xlink:role="http://www.xbrl.org/2003/role/totalLabel" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Net Cash Provided by Financing Activities</link:label>
    <link:label id="lab_us-gaap_NetCashProvidedByUsedInFinancingActivities_label_en-US" xlink:label="lab_us-gaap_NetCashProvidedByUsedInFinancingActivities" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Net Cash Provided by (Used in) Financing Activities</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_NetCashProvidedByUsedInFinancingActivities" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_NetCashProvidedByUsedInFinancingActivities"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_NetCashProvidedByUsedInFinancingActivities" xlink:to="lab_us-gaap_NetCashProvidedByUsedInFinancingActivities" xlink:type="arc" order="1"/>
    <link:label id="lab_us-gaap_RepaymentsOfLongTermDebt_32dabec6-7afb-41b2-94d9-072e4b7ef6dc_negatedLabel_en-US" xlink:label="lab_us-gaap_RepaymentsOfLongTermDebt" xlink:role="http://www.xbrl.org/2009/role/negatedLabel" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Payments for Retirement of Long-Term Debt</link:label>
    <link:label id="lab_us-gaap_RepaymentsOfLongTermDebt_label_en-US" xlink:label="lab_us-gaap_RepaymentsOfLongTermDebt" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Repayments of Long-term Debt</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_RepaymentsOfLongTermDebt" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_RepaymentsOfLongTermDebt"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_RepaymentsOfLongTermDebt" xlink:to="lab_us-gaap_RepaymentsOfLongTermDebt" xlink:type="arc" order="1"/>
    <link:label id="lab_us-gaap_AllocatedShareBasedCompensationExpense_961e3e2a-1c4e-4d5d-b36d-2645092c6d09_terseLabel_en-US" xlink:label="lab_us-gaap_AllocatedShareBasedCompensationExpense" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Share-based payment arrangement, expense</link:label>
    <link:label id="lab_us-gaap_AllocatedShareBasedCompensationExpense_label_en-US" xlink:label="lab_us-gaap_AllocatedShareBasedCompensationExpense" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Share-based Payment Arrangement, Expense</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_AllocatedShareBasedCompensationExpense" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_AllocatedShareBasedCompensationExpense"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_AllocatedShareBasedCompensationExpense" xlink:to="lab_us-gaap_AllocatedShareBasedCompensationExpense" xlink:type="arc" order="1"/>
    <link:label id="lab_us-gaap_AccumulatedNetUnrealizedInvestmentGainLossMember_6f5a16d8-a672-40d9-959f-99a48f404c77_terseLabel_en-US" xlink:label="lab_us-gaap_AccumulatedNetUnrealizedInvestmentGainLossMember" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Unrealized Gain (Loss) on Available-for-Sale Debt, net of tax</link:label>
    <link:label id="lab_us-gaap_AccumulatedNetUnrealizedInvestmentGainLossMember_label_en-US" xlink:label="lab_us-gaap_AccumulatedNetUnrealizedInvestmentGainLossMember" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">AOCI, Accumulated Gain (Loss), Debt Securities, Available-for-sale, Parent [Member]</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_AccumulatedNetUnrealizedInvestmentGainLossMember" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_AccumulatedNetUnrealizedInvestmentGainLossMember"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_AccumulatedNetUnrealizedInvestmentGainLossMember" xlink:to="lab_us-gaap_AccumulatedNetUnrealizedInvestmentGainLossMember" xlink:type="arc" order="1"/>
    <link:label id="lab_us-gaap_CommonStockValue_504c8f46-f3da-433e-bcf6-a15a9489b8f1_terseLabel_en-US" xlink:label="lab_us-gaap_CommonStockValue" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Common Shares: 50,000,000 share authorized of $5 par value; 41,510,455 and 41,469,879 outstanding at March&#160;31, 2021 and December 31, 2020</link:label>
    <link:label id="lab_us-gaap_CommonStockValue_label_en-US" xlink:label="lab_us-gaap_CommonStockValue" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Common Stock, Value, Issued</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_CommonStockValue" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_CommonStockValue"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_CommonStockValue" xlink:to="lab_us-gaap_CommonStockValue" xlink:type="arc" order="1"/>
    <link:label id="lab_us-gaap_LongTermInvestments_4a3d3894-ddd4-4750-baef-8a984da58fcd_terseLabel_en-US" xlink:label="lab_us-gaap_LongTermInvestments" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Investments</link:label>
    <link:label id="lab_us-gaap_LongTermInvestments_label_en-US" xlink:label="lab_us-gaap_LongTermInvestments" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Long-term Investments</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_LongTermInvestments" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_LongTermInvestments"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_LongTermInvestments" xlink:to="lab_us-gaap_LongTermInvestments" xlink:type="arc" order="1"/>
    <link:label id="lab_dei_DocumentFiscalYearFocus_69abbc51-4814-4fa4-aaeb-cfedf953011e_terseLabel_en-US" xlink:label="lab_dei_DocumentFiscalYearFocus" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Document Fiscal Year Focus</link:label>
    <link:label id="lab_dei_DocumentFiscalYearFocus_label_en-US" xlink:label="lab_dei_DocumentFiscalYearFocus" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Document Fiscal Year Focus</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_dei_DocumentFiscalYearFocus" xlink:href="https://xbrl.sec.gov/dei/2020/dei-2020-01-31.xsd#dei_DocumentFiscalYearFocus"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_dei_DocumentFiscalYearFocus" xlink:to="lab_dei_DocumentFiscalYearFocus" xlink:type="arc" order="1"/>
    <link:label id="lab_ottr_AssetRetirementObligationsMember_965e3f05-bacc-4ede-a54d-d253c6ce57e7_terseLabel_en-US" xlink:label="lab_ottr_AssetRetirementObligationsMember" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Asset Retirement Obligations</link:label>
    <link:label id="lab_ottr_AssetRetirementObligationsMember_label_en-US" xlink:label="lab_ottr_AssetRetirementObligationsMember" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Asset Retirement Obligations [Member]</link:label>
    <link:label id="lab_ottr_AssetRetirementObligationsMember_documentation_en-US" xlink:label="lab_ottr_AssetRetirementObligationsMember" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Asset Retirement Obligations</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_ottr_AssetRetirementObligationsMember" xlink:href="ottr-20210331.xsd#ottr_AssetRetirementObligationsMember"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_ottr_AssetRetirementObligationsMember" xlink:to="lab_ottr_AssetRetirementObligationsMember" xlink:type="arc" order="1"/>
    <link:label id="lab_us-gaap_AssetsNoncurrentAbstract_32764110-eb55-49e5-b37a-ee8a9b9e3dc2_terseLabel_en-US" xlink:label="lab_us-gaap_AssetsNoncurrentAbstract" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Noncurrent Assets</link:label>
    <link:label id="lab_us-gaap_AssetsNoncurrentAbstract_label_en-US" xlink:label="lab_us-gaap_AssetsNoncurrentAbstract" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Assets, Noncurrent [Abstract]</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_AssetsNoncurrentAbstract" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_AssetsNoncurrentAbstract"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_AssetsNoncurrentAbstract" xlink:to="lab_us-gaap_AssetsNoncurrentAbstract" xlink:type="arc" order="1"/>
    <link:label id="lab_us-gaap_LongTermDebtCurrent_8e1a7ecc-fd28-4c0e-b94d-886c186f63f8_verboseLabel_en-US" xlink:label="lab_us-gaap_LongTermDebtCurrent" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Current Maturities of Long-Term Debt</link:label>
    <link:label id="lab_us-gaap_LongTermDebtCurrent_37b6228a-bf39-466a-b288-c6b8a40e7ee8_terseLabel_en-US" xlink:label="lab_us-gaap_LongTermDebtCurrent" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Current Maturities Net of Unamortized Debt Issuance Costs</link:label>
    <link:label id="lab_us-gaap_LongTermDebtCurrent_label_en-US" xlink:label="lab_us-gaap_LongTermDebtCurrent" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Long-term Debt, Current Maturities</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_LongTermDebtCurrent" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_LongTermDebtCurrent"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_LongTermDebtCurrent" xlink:to="lab_us-gaap_LongTermDebtCurrent" xlink:type="arc" order="1"/>
    <link:label id="lab_us-gaap_ScheduleOfAccountsNotesLoansAndFinancingReceivableTextBlock_fe8cf2b4-ee1a-4bab-b6bc-1a891f997e4a_terseLabel_en-US" xlink:label="lab_us-gaap_ScheduleOfAccountsNotesLoansAndFinancingReceivableTextBlock" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Schedule of Receivables</link:label>
    <link:label id="lab_us-gaap_ScheduleOfAccountsNotesLoansAndFinancingReceivableTextBlock_label_en-US" xlink:label="lab_us-gaap_ScheduleOfAccountsNotesLoansAndFinancingReceivableTextBlock" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Schedule of Accounts, Notes, Loans and Financing Receivable [Table Text Block]</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ScheduleOfAccountsNotesLoansAndFinancingReceivableTextBlock" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_ScheduleOfAccountsNotesLoansAndFinancingReceivableTextBlock"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_ScheduleOfAccountsNotesLoansAndFinancingReceivableTextBlock" xlink:to="lab_us-gaap_ScheduleOfAccountsNotesLoansAndFinancingReceivableTextBlock" xlink:type="arc" order="1"/>
    <link:label id="lab_dei_EntityCurrentReportingStatus_0540d550-8b7a-4295-b815-4c6001190802_terseLabel_en-US" xlink:label="lab_dei_EntityCurrentReportingStatus" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Entity Current Reporting Status</link:label>
    <link:label id="lab_dei_EntityCurrentReportingStatus_label_en-US" xlink:label="lab_dei_EntityCurrentReportingStatus" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Entity Current Reporting Status</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_dei_EntityCurrentReportingStatus" xlink:href="https://xbrl.sec.gov/dei/2020/dei-2020-01-31.xsd#dei_EntityCurrentReportingStatus"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_dei_EntityCurrentReportingStatus" xlink:to="lab_dei_EntityCurrentReportingStatus" xlink:type="arc" order="1"/>
    <link:label id="lab_us-gaap_CompensationAndRetirementDisclosureAbstract_label_en-US" xlink:label="lab_us-gaap_CompensationAndRetirementDisclosureAbstract" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Retirement Benefits [Abstract]</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_CompensationAndRetirementDisclosureAbstract" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_CompensationAndRetirementDisclosureAbstract"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_CompensationAndRetirementDisclosureAbstract" xlink:to="lab_us-gaap_CompensationAndRetirementDisclosureAbstract" xlink:type="arc" order="1"/>
    <link:label id="lab_us-gaap_DebtInstrumentTable_347f8d75-6841-481d-8610-5890b8b9b3ee_terseLabel_en-US" xlink:label="lab_us-gaap_DebtInstrumentTable" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Schedule of Long-term Debt Instruments [Table]</link:label>
    <link:label id="lab_us-gaap_DebtInstrumentTable_label_en-US" xlink:label="lab_us-gaap_DebtInstrumentTable" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Schedule of Long-term Debt Instruments [Table]</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DebtInstrumentTable" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_DebtInstrumentTable"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_DebtInstrumentTable" xlink:to="lab_us-gaap_DebtInstrumentTable" xlink:type="arc" order="1"/>
    <link:label id="lab_ottr_DefinedBenefitPlanAmortizationOfPriorServiceCostFromRegulatoryAssetsCredit_a91cc1cf-4131-402b-a881-01ce5824a471_terseLabel_en-US" xlink:label="lab_ottr_DefinedBenefitPlanAmortizationOfPriorServiceCostFromRegulatoryAssetsCredit" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">From Regulatory Asset</link:label>
    <link:label id="lab_ottr_DefinedBenefitPlanAmortizationOfPriorServiceCostFromRegulatoryAssetsCredit_label_en-US" xlink:label="lab_ottr_DefinedBenefitPlanAmortizationOfPriorServiceCostFromRegulatoryAssetsCredit" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">From Regulatory Asset</link:label>
    <link:label id="lab_ottr_DefinedBenefitPlanAmortizationOfPriorServiceCostFromRegulatoryAssetsCredit_documentation_en-US" xlink:label="lab_ottr_DefinedBenefitPlanAmortizationOfPriorServiceCostFromRegulatoryAssetsCredit" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">The amount of the prior service cost or credit recognized in net periodic benefit cost relating to benefit changes attributable to plan participants' prior service pursuant to a plan amendment or a plan initiation from regulatory assets.</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_ottr_DefinedBenefitPlanAmortizationOfPriorServiceCostFromRegulatoryAssetsCredit" xlink:href="ottr-20210331.xsd#ottr_DefinedBenefitPlanAmortizationOfPriorServiceCostFromRegulatoryAssetsCredit"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_ottr_DefinedBenefitPlanAmortizationOfPriorServiceCostFromRegulatoryAssetsCredit" xlink:to="lab_ottr_DefinedBenefitPlanAmortizationOfPriorServiceCostFromRegulatoryAssetsCredit" xlink:type="arc" order="1"/>
    <link:label id="lab_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsGrantsInPeriodWeightedAverageGrantDateFairValue_b87f9e79-a471-443f-be58-a2ef66c25c1c_terseLabel_en-US" xlink:label="lab_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsGrantsInPeriodWeightedAverageGrantDateFairValue" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Granted (in dollars per share)</link:label>
    <link:label id="lab_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsGrantsInPeriodWeightedAverageGrantDateFairValue_label_en-US" xlink:label="lab_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsGrantsInPeriodWeightedAverageGrantDateFairValue" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Grants in Period, Weighted Average Grant Date Fair Value</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsGrantsInPeriodWeightedAverageGrantDateFairValue" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsGrantsInPeriodWeightedAverageGrantDateFairValue"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsGrantsInPeriodWeightedAverageGrantDateFairValue" xlink:to="lab_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsGrantsInPeriodWeightedAverageGrantDateFairValue" xlink:type="arc" order="1"/>
    <link:label id="lab_us-gaap_ShortTermBorrowings_623cb21a-cd14-4fa4-a893-fd58d928b17a_terseLabel_en-US" xlink:label="lab_us-gaap_ShortTermBorrowings" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Short-Term Debt</link:label>
    <link:label id="lab_us-gaap_ShortTermBorrowings_e865da9b-7b84-449b-81d0-672b73d73467_verboseLabel_en-US" xlink:label="lab_us-gaap_ShortTermBorrowings" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Amount Outstanding</link:label>
    <link:label id="lab_us-gaap_ShortTermBorrowings_label_en-US" xlink:label="lab_us-gaap_ShortTermBorrowings" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Short-term Debt</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ShortTermBorrowings" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_ShortTermBorrowings"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_ShortTermBorrowings" xlink:to="lab_us-gaap_ShortTermBorrowings" xlink:type="arc" order="1"/>
    <link:label id="lab_us-gaap_NetCashProvidedByUsedInInvestingActivitiesAbstract_82b61c84-29eb-4c91-a59b-f707633a7bca_terseLabel_en-US" xlink:label="lab_us-gaap_NetCashProvidedByUsedInInvestingActivitiesAbstract" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Investing Activities</link:label>
    <link:label id="lab_us-gaap_NetCashProvidedByUsedInInvestingActivitiesAbstract_label_en-US" xlink:label="lab_us-gaap_NetCashProvidedByUsedInInvestingActivitiesAbstract" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Net Cash Provided by (Used in) Investing Activities [Abstract]</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_NetCashProvidedByUsedInInvestingActivitiesAbstract" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_NetCashProvidedByUsedInInvestingActivitiesAbstract"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_NetCashProvidedByUsedInInvestingActivitiesAbstract" xlink:to="lab_us-gaap_NetCashProvidedByUsedInInvestingActivitiesAbstract" xlink:type="arc" order="1"/>
    <link:label id="lab_us-gaap_CashAndCashEquivalentsAtCarryingValue_5b32dedf-9172-48d5-983e-231816738e6f_terseLabel_en-US" xlink:label="lab_us-gaap_CashAndCashEquivalentsAtCarryingValue" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Cash and Cash Equivalents</link:label>
    <link:label id="lab_us-gaap_CashAndCashEquivalentsAtCarryingValue_label_en-US" xlink:label="lab_us-gaap_CashAndCashEquivalentsAtCarryingValue" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Cash and Cash Equivalents, at Carrying Value</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_CashAndCashEquivalentsAtCarryingValue" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_CashAndCashEquivalentsAtCarryingValue"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_CashAndCashEquivalentsAtCarryingValue" xlink:to="lab_us-gaap_CashAndCashEquivalentsAtCarryingValue" xlink:type="arc" order="1"/>
    <link:label id="lab_ottr_ScheduleOfRegulatoryAssetsAndLiabilitiesTableTextBlock_416dbfd7-29ed-43c8-81b8-f96a25257c18_terseLabel_en-US" xlink:label="lab_ottr_ScheduleOfRegulatoryAssetsAndLiabilitiesTableTextBlock" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Schedule of Regulatory Assets and Liabilities</link:label>
    <link:label id="lab_ottr_ScheduleOfRegulatoryAssetsAndLiabilitiesTableTextBlock_label_en-US" xlink:label="lab_ottr_ScheduleOfRegulatoryAssetsAndLiabilitiesTableTextBlock" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Schedule of Regulatory Assets and Liabilities [Table Text Block]</link:label>
    <link:label id="lab_ottr_ScheduleOfRegulatoryAssetsAndLiabilitiesTableTextBlock_documentation_en-US" xlink:label="lab_ottr_ScheduleOfRegulatoryAssetsAndLiabilitiesTableTextBlock" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Schedule of Regulatory Assets and Liabilities</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_ottr_ScheduleOfRegulatoryAssetsAndLiabilitiesTableTextBlock" xlink:href="ottr-20210331.xsd#ottr_ScheduleOfRegulatoryAssetsAndLiabilitiesTableTextBlock"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_ottr_ScheduleOfRegulatoryAssetsAndLiabilitiesTableTextBlock" xlink:to="lab_ottr_ScheduleOfRegulatoryAssetsAndLiabilitiesTableTextBlock" xlink:type="arc" order="1"/>
    <link:label id="lab_us-gaap_UtilitiesOperatingExpenseMaintenanceAndOperations_103c8649-967f-4e7e-9522-2ad5ca68f113_terseLabel_en-US" xlink:label="lab_us-gaap_UtilitiesOperatingExpenseMaintenanceAndOperations" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Electric Operating and Maintenance Expenses</link:label>
    <link:label id="lab_us-gaap_UtilitiesOperatingExpenseMaintenanceAndOperations_label_en-US" xlink:label="lab_us-gaap_UtilitiesOperatingExpenseMaintenanceAndOperations" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Utilities Operating Expense, Maintenance and Operations</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_UtilitiesOperatingExpenseMaintenanceAndOperations" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_UtilitiesOperatingExpenseMaintenanceAndOperations"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_UtilitiesOperatingExpenseMaintenanceAndOperations" xlink:to="lab_us-gaap_UtilitiesOperatingExpenseMaintenanceAndOperations" xlink:type="arc" order="1"/>
    <link:label id="lab_ottr_ElectricMember_809747ac-2e42-42a7-9da9-1b1c10d9d15f_terseLabel_en-US" xlink:label="lab_ottr_ElectricMember" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Electric</link:label>
    <link:label id="lab_ottr_ElectricMember_label_en-US" xlink:label="lab_ottr_ElectricMember" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Electric [Member]</link:label>
    <link:label id="lab_ottr_ElectricMember_documentation_en-US" xlink:label="lab_ottr_ElectricMember" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Represents information about Electric segment.</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_ottr_ElectricMember" xlink:href="ottr-20210331.xsd#ottr_ElectricMember"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_ottr_ElectricMember" xlink:to="lab_ottr_ElectricMember" xlink:type="arc" order="1"/>
    <link:label id="lab_us-gaap_ScheduleOfDefinedBenefitPlansDisclosuresTable_fd420fa2-82d4-4cc4-8001-f452d0a4ec22_terseLabel_en-US" xlink:label="lab_us-gaap_ScheduleOfDefinedBenefitPlansDisclosuresTable" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Schedule of Defined Benefit Plans Disclosures [Table]</link:label>
    <link:label id="lab_us-gaap_ScheduleOfDefinedBenefitPlansDisclosuresTable_label_en-US" xlink:label="lab_us-gaap_ScheduleOfDefinedBenefitPlansDisclosuresTable" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Schedule of Defined Benefit Plans Disclosures [Table]</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ScheduleOfDefinedBenefitPlansDisclosuresTable" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_ScheduleOfDefinedBenefitPlansDisclosuresTable"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_ScheduleOfDefinedBenefitPlansDisclosuresTable" xlink:to="lab_us-gaap_ScheduleOfDefinedBenefitPlansDisclosuresTable" xlink:type="arc" order="1"/>
    <link:label id="lab_us-gaap_LongTermDebtNoncurrent_3a07e8f8-bad0-4d92-b29f-78e128c576e6_verboseLabel_en-US" xlink:label="lab_us-gaap_LongTermDebtNoncurrent" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Long-Term Debt, net of current maturities</link:label>
    <link:label id="lab_us-gaap_LongTermDebtNoncurrent_5e17b2b0-27b8-46fa-8330-9ab5ae28b5b0_terseLabel_en-US" xlink:label="lab_us-gaap_LongTermDebtNoncurrent" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Total Long-Term Debt Net of Unamortized Debt Issuance Costs</link:label>
    <link:label id="lab_us-gaap_LongTermDebtNoncurrent_label_en-US" xlink:label="lab_us-gaap_LongTermDebtNoncurrent" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Long-term Debt, Excluding Current Maturities</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_LongTermDebtNoncurrent" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_LongTermDebtNoncurrent"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_LongTermDebtNoncurrent" xlink:to="lab_us-gaap_LongTermDebtNoncurrent" xlink:type="arc" order="1"/>
    <link:label id="lab_us-gaap_SegmentReportingAbstract_label_en-US" xlink:label="lab_us-gaap_SegmentReportingAbstract" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Segment Reporting [Abstract]</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_SegmentReportingAbstract" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_SegmentReportingAbstract"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_SegmentReportingAbstract" xlink:to="lab_us-gaap_SegmentReportingAbstract" xlink:type="arc" order="1"/>
    <link:label id="lab_us-gaap_AccountsReceivableNet_6a635ce3-e194-4ddc-9a81-2c500d6f78d5_terseLabel_en-US" xlink:label="lab_us-gaap_AccountsReceivableNet" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Receivables, net of allowance for credit losses</link:label>
    <link:label id="lab_us-gaap_AccountsReceivableNet_db9fd7a4-756e-4392-894f-db0d9be20a0a_totalLabel_en-US" xlink:label="lab_us-gaap_AccountsReceivableNet" xlink:role="http://www.xbrl.org/2003/role/totalLabel" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Receivables, net of allowance for credit losses</link:label>
    <link:label id="lab_us-gaap_AccountsReceivableNet_label_en-US" xlink:label="lab_us-gaap_AccountsReceivableNet" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Accounts Receivable, after Allowance for Credit Loss</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_AccountsReceivableNet" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_AccountsReceivableNet"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_AccountsReceivableNet" xlink:to="lab_us-gaap_AccountsReceivableNet" xlink:type="arc" order="1"/>
    <link:label id="lab_us-gaap_DebtInstrumentLineItems_ec7ee3b2-3f9b-488b-9961-306e6b05a9c9_terseLabel_en-US" xlink:label="lab_us-gaap_DebtInstrumentLineItems" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Debt Instrument [Line Items]</link:label>
    <link:label id="lab_us-gaap_DebtInstrumentLineItems_label_en-US" xlink:label="lab_us-gaap_DebtInstrumentLineItems" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Debt Instrument [Line Items]</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DebtInstrumentLineItems" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_DebtInstrumentLineItems"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_DebtInstrumentLineItems" xlink:to="lab_us-gaap_DebtInstrumentLineItems" xlink:type="arc" order="1"/>
    <link:label id="lab_ottr_OtterTailCorporationCreditAgreementMember_609a8e37-4ba3-40c4-92df-54481185bb33_terseLabel_en-US" xlink:label="lab_ottr_OtterTailCorporationCreditAgreementMember" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">OTC Credit Agreement</link:label>
    <link:label id="lab_ottr_OtterTailCorporationCreditAgreementMember_label_en-US" xlink:label="lab_ottr_OtterTailCorporationCreditAgreementMember" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Otter Tail Corporation Credit Agreement [Member]</link:label>
    <link:label id="lab_ottr_OtterTailCorporationCreditAgreementMember_documentation_en-US" xlink:label="lab_ottr_OtterTailCorporationCreditAgreementMember" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Represents information about the Otter Tail Corporation Credit Agreement.</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_ottr_OtterTailCorporationCreditAgreementMember" xlink:href="ottr-20210331.xsd#ottr_OtterTailCorporationCreditAgreementMember"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_ottr_OtterTailCorporationCreditAgreementMember" xlink:to="lab_ottr_OtterTailCorporationCreditAgreementMember" xlink:type="arc" order="1"/>
    <link:label id="lab_us-gaap_StatementOfIncomeAndComprehensiveIncomeAbstract_93aa09b3-c00f-4a93-b30d-e09ebc94b79e_terseLabel_en-US" xlink:label="lab_us-gaap_StatementOfIncomeAndComprehensiveIncomeAbstract" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Statement of Comprehensive Income [Abstract]</link:label>
    <link:label id="lab_us-gaap_StatementOfIncomeAndComprehensiveIncomeAbstract_label_en-US" xlink:label="lab_us-gaap_StatementOfIncomeAndComprehensiveIncomeAbstract" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Statement of Comprehensive Income [Abstract]</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_StatementOfIncomeAndComprehensiveIncomeAbstract" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_StatementOfIncomeAndComprehensiveIncomeAbstract"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_StatementOfIncomeAndComprehensiveIncomeAbstract" xlink:to="lab_us-gaap_StatementOfIncomeAndComprehensiveIncomeAbstract" xlink:type="arc" order="1"/>
    <link:label id="lab_us-gaap_StockholdersEquity_bd233783-8a24-425c-8078-591db7c9eac6_totalLabel_en-US" xlink:label="lab_us-gaap_StockholdersEquity" xlink:role="http://www.xbrl.org/2003/role/totalLabel" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Total Shareholders' Equity</link:label>
    <link:label id="lab_us-gaap_StockholdersEquity_4527b69e-e512-4e33-97f4-29e72c437b5b_periodStartLabel_en-US" xlink:label="lab_us-gaap_StockholdersEquity" xlink:role="http://www.xbrl.org/2003/role/periodStartLabel" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Beginning balance</link:label>
    <link:label id="lab_us-gaap_StockholdersEquity_ca444c34-b1d9-41b3-ad1f-a9d2143d2dd4_periodEndLabel_en-US" xlink:label="lab_us-gaap_StockholdersEquity" xlink:role="http://www.xbrl.org/2003/role/periodEndLabel" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Ending balance</link:label>
    <link:label id="lab_us-gaap_StockholdersEquity_label_en-US" xlink:label="lab_us-gaap_StockholdersEquity" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Stockholders' Equity Attributable to Parent</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_StockholdersEquity" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_StockholdersEquity"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_StockholdersEquity" xlink:to="lab_us-gaap_StockholdersEquity" xlink:type="arc" order="1"/>
    <link:label id="lab_us-gaap_PaymentsOfStockIssuanceCosts_70f0051f-8123-44ef-b240-018e5981ce5e_negatedLabel_en-US" xlink:label="lab_us-gaap_PaymentsOfStockIssuanceCosts" xlink:role="http://www.xbrl.org/2009/role/negatedLabel" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Common Stock Issuance Expenses</link:label>
    <link:label id="lab_us-gaap_PaymentsOfStockIssuanceCosts_label_en-US" xlink:label="lab_us-gaap_PaymentsOfStockIssuanceCosts" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Payments of Stock Issuance Costs</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_PaymentsOfStockIssuanceCosts" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_PaymentsOfStockIssuanceCosts"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_PaymentsOfStockIssuanceCosts" xlink:to="lab_us-gaap_PaymentsOfStockIssuanceCosts" xlink:type="arc" order="1"/>
    <link:label id="lab_us-gaap_LiabilitiesAndStockholdersEquity_323be512-b7a1-4207-b267-36b0dc470e8a_totalLabel_en-US" xlink:label="lab_us-gaap_LiabilitiesAndStockholdersEquity" xlink:role="http://www.xbrl.org/2003/role/totalLabel" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Total Liabilities and Shareholders' Equity</link:label>
    <link:label id="lab_us-gaap_LiabilitiesAndStockholdersEquity_label_en-US" xlink:label="lab_us-gaap_LiabilitiesAndStockholdersEquity" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Liabilities and Equity</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_LiabilitiesAndStockholdersEquity" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_LiabilitiesAndStockholdersEquity"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_LiabilitiesAndStockholdersEquity" xlink:to="lab_us-gaap_LiabilitiesAndStockholdersEquity" xlink:type="arc" order="1"/>
    <link:label id="lab_us-gaap_AccumulatedOtherComprehensiveIncomeLossNetOfTax_1a8a7a72-a29f-4d64-8640-132af77bd470_verboseLabel_en-US" xlink:label="lab_us-gaap_AccumulatedOtherComprehensiveIncomeLossNetOfTax" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Accumulated Other Comprehensive Loss</link:label>
    <link:label id="lab_us-gaap_AccumulatedOtherComprehensiveIncomeLossNetOfTax_label_en-US" xlink:label="lab_us-gaap_AccumulatedOtherComprehensiveIncomeLossNetOfTax" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Accumulated Other Comprehensive Income (Loss), Net of Tax</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_AccumulatedOtherComprehensiveIncomeLossNetOfTax" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_AccumulatedOtherComprehensiveIncomeLossNetOfTax"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_AccumulatedOtherComprehensiveIncomeLossNetOfTax" xlink:to="lab_us-gaap_AccumulatedOtherComprehensiveIncomeLossNetOfTax" xlink:type="arc" order="1"/>
    <link:label id="lab_us-gaap_IncomeTaxDisclosureTextBlock_4eca358f-a02d-4d2f-a863-a05af5328aa9_terseLabel_en-US" xlink:label="lab_us-gaap_IncomeTaxDisclosureTextBlock" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Income Taxes</link:label>
    <link:label id="lab_us-gaap_IncomeTaxDisclosureTextBlock_label_en-US" xlink:label="lab_us-gaap_IncomeTaxDisclosureTextBlock" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Income Tax Disclosure [Text Block]</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_IncomeTaxDisclosureTextBlock" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_IncomeTaxDisclosureTextBlock"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_IncomeTaxDisclosureTextBlock" xlink:to="lab_us-gaap_IncomeTaxDisclosureTextBlock" xlink:type="arc" order="1"/>
    <link:label id="lab_us-gaap_LiabilitiesNoncurrent_fda8f98e-350e-406b-88a3-0d0fc69a32b1_totalLabel_en-US" xlink:label="lab_us-gaap_LiabilitiesNoncurrent" xlink:role="http://www.xbrl.org/2003/role/totalLabel" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Total Noncurrent Liabilities and Deferred Credits</link:label>
    <link:label id="lab_us-gaap_LiabilitiesNoncurrent_label_en-US" xlink:label="lab_us-gaap_LiabilitiesNoncurrent" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Liabilities, Noncurrent</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_LiabilitiesNoncurrent" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_LiabilitiesNoncurrent"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_LiabilitiesNoncurrent" xlink:to="lab_us-gaap_LiabilitiesNoncurrent" xlink:type="arc" order="1"/>
    <link:label id="lab_dei_EntityAddressCityOrTown_85cc3938-a516-4b31-93c5-5abf7720c5c1_terseLabel_en-US" xlink:label="lab_dei_EntityAddressCityOrTown" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Entity Address, City or Town</link:label>
    <link:label id="lab_dei_EntityAddressCityOrTown_label_en-US" xlink:label="lab_dei_EntityAddressCityOrTown" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Entity Address, City or Town</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_dei_EntityAddressCityOrTown" xlink:href="https://xbrl.sec.gov/dei/2020/dei-2020-01-31.xsd#dei_EntityAddressCityOrTown"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_dei_EntityAddressCityOrTown" xlink:to="lab_dei_EntityAddressCityOrTown" xlink:type="arc" order="1"/>
    <link:label id="lab_us-gaap_PortionAtFairValueFairValueDisclosureMember_6f3a997b-709f-48df-81de-2a99609d1ac0_terseLabel_en-US" xlink:label="lab_us-gaap_PortionAtFairValueFairValueDisclosureMember" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Portion at Fair Value Measurement</link:label>
    <link:label id="lab_us-gaap_PortionAtFairValueFairValueDisclosureMember_label_en-US" xlink:label="lab_us-gaap_PortionAtFairValueFairValueDisclosureMember" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Portion at Fair Value Measurement [Member]</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_PortionAtFairValueFairValueDisclosureMember" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_PortionAtFairValueFairValueDisclosureMember"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_PortionAtFairValueFairValueDisclosureMember" xlink:to="lab_us-gaap_PortionAtFairValueFairValueDisclosureMember" xlink:type="arc" order="1"/>
    <link:label id="lab_us-gaap_EmployeeRelatedLiabilitiesCurrent_ff8c2c6f-0ad5-4382-919d-71169cf6dc5b_terseLabel_en-US" xlink:label="lab_us-gaap_EmployeeRelatedLiabilitiesCurrent" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Accrued Salaries and Wages</link:label>
    <link:label id="lab_us-gaap_EmployeeRelatedLiabilitiesCurrent_label_en-US" xlink:label="lab_us-gaap_EmployeeRelatedLiabilitiesCurrent" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Employee-related Liabilities, Current</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_EmployeeRelatedLiabilitiesCurrent" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_EmployeeRelatedLiabilitiesCurrent"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_EmployeeRelatedLiabilitiesCurrent" xlink:to="lab_us-gaap_EmployeeRelatedLiabilitiesCurrent" xlink:type="arc" order="1"/>
    <link:label id="lab_us-gaap_FairValueByFairValueHierarchyLevelAxis_a02ba3d7-cf8a-49d3-ab6b-680310071c51_terseLabel_en-US" xlink:label="lab_us-gaap_FairValueByFairValueHierarchyLevelAxis" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Fair Value Hierarchy and NAV [Axis]</link:label>
    <link:label id="lab_us-gaap_FairValueByFairValueHierarchyLevelAxis_label_en-US" xlink:label="lab_us-gaap_FairValueByFairValueHierarchyLevelAxis" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Fair Value Hierarchy and NAV [Axis]</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_FairValueByFairValueHierarchyLevelAxis" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_FairValueByFairValueHierarchyLevelAxis"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_FairValueByFairValueHierarchyLevelAxis" xlink:to="lab_us-gaap_FairValueByFairValueHierarchyLevelAxis" xlink:type="arc" order="1"/>
    <link:label id="lab_us-gaap_FinancialInstrumentAxis_dcef5106-c4b4-4200-989f-392a835704c6_terseLabel_en-US" xlink:label="lab_us-gaap_FinancialInstrumentAxis" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Financial Instrument [Axis]</link:label>
    <link:label id="lab_us-gaap_FinancialInstrumentAxis_label_en-US" xlink:label="lab_us-gaap_FinancialInstrumentAxis" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Financial Instrument [Axis]</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_FinancialInstrumentAxis" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_FinancialInstrumentAxis"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_FinancialInstrumentAxis" xlink:to="lab_us-gaap_FinancialInstrumentAxis" xlink:type="arc" order="1"/>
    <link:label id="lab_us-gaap_LineOfCreditFacilityLineItems_2ed06d81-5acd-4d72-98d1-fff4a4ed9a92_terseLabel_en-US" xlink:label="lab_us-gaap_LineOfCreditFacilityLineItems" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Line of Credit Facility [Line Items]</link:label>
    <link:label id="lab_us-gaap_LineOfCreditFacilityLineItems_label_en-US" xlink:label="lab_us-gaap_LineOfCreditFacilityLineItems" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Line of Credit Facility [Line Items]</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_LineOfCreditFacilityLineItems" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_LineOfCreditFacilityLineItems"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_LineOfCreditFacilityLineItems" xlink:to="lab_us-gaap_LineOfCreditFacilityLineItems" xlink:type="arc" order="1"/>
    <link:label id="lab_us-gaap_OtherNoncashIncomeExpense_9f1794b9-242f-4386-bf29-49269ac5cfd8_negatedLabel_en-US" xlink:label="lab_us-gaap_OtherNoncashIncomeExpense" xlink:role="http://www.xbrl.org/2009/role/negatedLabel" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Other&#8212;Net</link:label>
    <link:label id="lab_us-gaap_OtherNoncashIncomeExpense_label_en-US" xlink:label="lab_us-gaap_OtherNoncashIncomeExpense" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Other Noncash Income (Expense)</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_OtherNoncashIncomeExpense" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_OtherNoncashIncomeExpense"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_OtherNoncashIncomeExpense" xlink:to="lab_us-gaap_OtherNoncashIncomeExpense" xlink:type="arc" order="1"/>
    <link:label id="lab_us-gaap_PublicUtilitiesRequestedEquityCapitalStructurePercentage_bda8b352-f474-465c-9ef7-54893063d1c0_terseLabel_en-US" xlink:label="lab_us-gaap_PublicUtilitiesRequestedEquityCapitalStructurePercentage" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Public utilities, requested equity capital structure, percentage</link:label>
    <link:label id="lab_us-gaap_PublicUtilitiesRequestedEquityCapitalStructurePercentage_label_en-US" xlink:label="lab_us-gaap_PublicUtilitiesRequestedEquityCapitalStructurePercentage" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Public Utilities, Requested Equity Capital Structure, Percentage</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_PublicUtilitiesRequestedEquityCapitalStructurePercentage" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_PublicUtilitiesRequestedEquityCapitalStructurePercentage"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_PublicUtilitiesRequestedEquityCapitalStructurePercentage" xlink:to="lab_us-gaap_PublicUtilitiesRequestedEquityCapitalStructurePercentage" xlink:type="arc" order="1"/>
    <link:label id="lab_us-gaap_CapitalizationLongtermDebtAndEquityAbstract_a4457d3b-66a8-427d-9d1c-5087480bf1e9_terseLabel_en-US" xlink:label="lab_us-gaap_CapitalizationLongtermDebtAndEquityAbstract" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Capitalization</link:label>
    <link:label id="lab_us-gaap_CapitalizationLongtermDebtAndEquityAbstract_label_en-US" xlink:label="lab_us-gaap_CapitalizationLongtermDebtAndEquityAbstract" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Capitalization, Long-term Debt and Equity [Abstract]</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_CapitalizationLongtermDebtAndEquityAbstract" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_CapitalizationLongtermDebtAndEquityAbstract"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_CapitalizationLongtermDebtAndEquityAbstract" xlink:to="lab_us-gaap_CapitalizationLongtermDebtAndEquityAbstract" xlink:type="arc" order="1"/>
    <link:label id="lab_us-gaap_EquityComponentDomain_efb2fa15-59e2-437a-9b7b-cbb22fc36981_terseLabel_en-US" xlink:label="lab_us-gaap_EquityComponentDomain" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Equity Component [Domain]</link:label>
    <link:label id="lab_us-gaap_EquityComponentDomain_label_en-US" xlink:label="lab_us-gaap_EquityComponentDomain" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Equity Component [Domain]</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_EquityComponentDomain" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_EquityComponentDomain"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_EquityComponentDomain" xlink:to="lab_us-gaap_EquityComponentDomain" xlink:type="arc" order="1"/>
    <link:label id="lab_ottr_SeniorUnsecuredNotes362SeriesCDueFebruary252040Member_ad538c84-7e87-4fb0-9f33-cac77b39872c_terseLabel_en-US" xlink:label="lab_ottr_SeniorUnsecuredNotes362SeriesCDueFebruary252040Member" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Series 2020C Senior Unsecured Notes</link:label>
    <link:label id="lab_ottr_SeniorUnsecuredNotes362SeriesCDueFebruary252040Member_label_en-US" xlink:label="lab_ottr_SeniorUnsecuredNotes362SeriesCDueFebruary252040Member" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Senior Unsecured Notes 3.62%, Series C, Due February 25, 2040 [Member]</link:label>
    <link:label id="lab_ottr_SeniorUnsecuredNotes362SeriesCDueFebruary252040Member_documentation_en-US" xlink:label="lab_ottr_SeniorUnsecuredNotes362SeriesCDueFebruary252040Member" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Senior Unsecured Notes 3.62%, Series C, Due February 25, 2040</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_ottr_SeniorUnsecuredNotes362SeriesCDueFebruary252040Member" xlink:href="ottr-20210331.xsd#ottr_SeniorUnsecuredNotes362SeriesCDueFebruary252040Member"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_ottr_SeniorUnsecuredNotes362SeriesCDueFebruary252040Member" xlink:to="lab_ottr_SeniorUnsecuredNotes362SeriesCDueFebruary252040Member" xlink:type="arc" order="1"/>
    <link:label id="lab_us-gaap_PaymentsOfDividends_f5227269-d0ee-40ec-8181-4d846ce81dcb_negatedLabel_en-US" xlink:label="lab_us-gaap_PaymentsOfDividends" xlink:role="http://www.xbrl.org/2009/role/negatedLabel" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Dividends Paid</link:label>
    <link:label id="lab_us-gaap_PaymentsOfDividends_label_en-US" xlink:label="lab_us-gaap_PaymentsOfDividends" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Payments of Dividends</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_PaymentsOfDividends" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_PaymentsOfDividends"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_PaymentsOfDividends" xlink:to="lab_us-gaap_PaymentsOfDividends" xlink:type="arc" order="1"/>
    <link:label id="lab_us-gaap_PropertyPlantAndEquipmentNet_95d041e3-e204-4125-84ba-942f9970ad99_terseLabel_en-US" xlink:label="lab_us-gaap_PropertyPlantAndEquipmentNet" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Property, Plant and Equipment, net of accumulated depreciation</link:label>
    <link:label id="lab_us-gaap_PropertyPlantAndEquipmentNet_d2928356-60b5-4a1b-a83f-6f82f67c07da_totalLabel_en-US" xlink:label="lab_us-gaap_PropertyPlantAndEquipmentNet" xlink:role="http://www.xbrl.org/2003/role/totalLabel" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Property, Plant and Equipment, net of accumulated depreciation</link:label>
    <link:label id="lab_us-gaap_PropertyPlantAndEquipmentNet_label_en-US" xlink:label="lab_us-gaap_PropertyPlantAndEquipmentNet" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Property, Plant and Equipment, Net</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_PropertyPlantAndEquipmentNet" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_PropertyPlantAndEquipmentNet"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_PropertyPlantAndEquipmentNet" xlink:to="lab_us-gaap_PropertyPlantAndEquipmentNet" xlink:type="arc" order="1"/>
    <link:label id="lab_us-gaap_ConstructionInProgressMember_1d69901b-8b0f-4251-926a-5326f9ed92b7_terseLabel_en-US" xlink:label="lab_us-gaap_ConstructionInProgressMember" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Construction Work in Progress</link:label>
    <link:label id="lab_us-gaap_ConstructionInProgressMember_label_en-US" xlink:label="lab_us-gaap_ConstructionInProgressMember" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Construction in Progress [Member]</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ConstructionInProgressMember" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_ConstructionInProgressMember"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_ConstructionInProgressMember" xlink:to="lab_us-gaap_ConstructionInProgressMember" xlink:type="arc" order="1"/>
    <link:label id="lab_dei_EntityTaxIdentificationNumber_dc2aaec7-357d-40ec-94bd-921f2f157667_terseLabel_en-US" xlink:label="lab_dei_EntityTaxIdentificationNumber" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Entity Tax Identification Number</link:label>
    <link:label id="lab_dei_EntityTaxIdentificationNumber_label_en-US" xlink:label="lab_dei_EntityTaxIdentificationNumber" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Entity Tax Identification Number</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_dei_EntityTaxIdentificationNumber" xlink:href="https://xbrl.sec.gov/dei/2020/dei-2020-01-31.xsd#dei_EntityTaxIdentificationNumber"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_dei_EntityTaxIdentificationNumber" xlink:to="lab_dei_EntityTaxIdentificationNumber" xlink:type="arc" order="1"/>
    <link:label id="lab_us-gaap_DisclosureOfCompensationRelatedCostsShareBasedPaymentsTextBlock_f9007c3b-571d-4e90-9ee6-9b9ee4576b44_terseLabel_en-US" xlink:label="lab_us-gaap_DisclosureOfCompensationRelatedCostsShareBasedPaymentsTextBlock" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Share-Based Payments</link:label>
    <link:label id="lab_us-gaap_DisclosureOfCompensationRelatedCostsShareBasedPaymentsTextBlock_label_en-US" xlink:label="lab_us-gaap_DisclosureOfCompensationRelatedCostsShareBasedPaymentsTextBlock" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Share-based Payment Arrangement [Text Block]</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DisclosureOfCompensationRelatedCostsShareBasedPaymentsTextBlock" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_DisclosureOfCompensationRelatedCostsShareBasedPaymentsTextBlock"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_DisclosureOfCompensationRelatedCostsShareBasedPaymentsTextBlock" xlink:to="lab_us-gaap_DisclosureOfCompensationRelatedCostsShareBasedPaymentsTextBlock" xlink:type="arc" order="1"/>
    <link:label id="lab_us-gaap_NetIncomeLoss_63e195d5-6391-4b3b-ad6d-b5fba7e99cf1_totalLabel_en-US" xlink:label="lab_us-gaap_NetIncomeLoss" xlink:role="http://www.xbrl.org/2003/role/totalLabel" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Net Income</link:label>
    <link:label id="lab_us-gaap_NetIncomeLoss_720b8b3b-5b03-405a-9add-0d2153e55a33_terseLabel_en-US" xlink:label="lab_us-gaap_NetIncomeLoss" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Net Income</link:label>
    <link:label id="lab_us-gaap_NetIncomeLoss_d0e39eca-cafb-49e6-b854-a61facb311b0_verboseLabel_en-US" xlink:label="lab_us-gaap_NetIncomeLoss" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Net Income (Loss)</link:label>
    <link:label id="lab_us-gaap_NetIncomeLoss_label_en-US" xlink:label="lab_us-gaap_NetIncomeLoss" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Net Income (Loss) Attributable to Parent</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_NetIncomeLoss" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_NetIncomeLoss"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_NetIncomeLoss" xlink:to="lab_us-gaap_NetIncomeLoss" xlink:type="arc" order="1"/>
    <link:label id="lab_ottr_ScheduleOfRegulatoryAssetsAndLiabilitiesTable_579eace9-ca51-4b15-84f4-7fb8a07d95a1_terseLabel_en-US" xlink:label="lab_ottr_ScheduleOfRegulatoryAssetsAndLiabilitiesTable" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Schedule of Regulatory Assets and Liabilities [Table]</link:label>
    <link:label id="lab_ottr_ScheduleOfRegulatoryAssetsAndLiabilitiesTable_label_en-US" xlink:label="lab_ottr_ScheduleOfRegulatoryAssetsAndLiabilitiesTable" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Schedule of Regulatory Assets and Liabilities [Table]</link:label>
    <link:label id="lab_ottr_ScheduleOfRegulatoryAssetsAndLiabilitiesTable_documentation_en-US" xlink:label="lab_ottr_ScheduleOfRegulatoryAssetsAndLiabilitiesTable" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Schedule of Regulatory Assets and Liabilities [Table]</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_ottr_ScheduleOfRegulatoryAssetsAndLiabilitiesTable" xlink:href="ottr-20210331.xsd#ottr_ScheduleOfRegulatoryAssetsAndLiabilitiesTable"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_ottr_ScheduleOfRegulatoryAssetsAndLiabilitiesTable" xlink:to="lab_ottr_ScheduleOfRegulatoryAssetsAndLiabilitiesTable" xlink:type="arc" order="1"/>
    <link:label id="lab_ottr_NonelectricOperationsPlantMember_154b4d06-b756-499c-bffa-3b5315bef2a5_terseLabel_en-US" xlink:label="lab_ottr_NonelectricOperationsPlantMember" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Nonelectric Property, Plant and Equipment in Service</link:label>
    <link:label id="lab_ottr_NonelectricOperationsPlantMember_label_en-US" xlink:label="lab_ottr_NonelectricOperationsPlantMember" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Nonelectric Operations Plant [Member]</link:label>
    <link:label id="lab_ottr_NonelectricOperationsPlantMember_documentation_en-US" xlink:label="lab_ottr_NonelectricOperationsPlantMember" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Represents information pertaining to nonelectric operations plant.</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_ottr_NonelectricOperationsPlantMember" xlink:href="ottr-20210331.xsd#ottr_NonelectricOperationsPlantMember"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_ottr_NonelectricOperationsPlantMember" xlink:to="lab_ottr_NonelectricOperationsPlantMember" xlink:type="arc" order="1"/>
    <link:label id="lab_us-gaap_IncreaseDecreaseInOperatingCapitalAbstract_2614949b-45a7-41ec-b240-562666c60294_terseLabel_en-US" xlink:label="lab_us-gaap_IncreaseDecreaseInOperatingCapitalAbstract" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Cash (Used for) Provided by Current Assets and Current Liabilities:</link:label>
    <link:label id="lab_us-gaap_IncreaseDecreaseInOperatingCapitalAbstract_label_en-US" xlink:label="lab_us-gaap_IncreaseDecreaseInOperatingCapitalAbstract" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Increase (Decrease) in Operating Capital [Abstract]</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_IncreaseDecreaseInOperatingCapitalAbstract" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_IncreaseDecreaseInOperatingCapitalAbstract"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_IncreaseDecreaseInOperatingCapitalAbstract" xlink:to="lab_us-gaap_IncreaseDecreaseInOperatingCapitalAbstract" xlink:type="arc" order="1"/>
    <link:label id="lab_us-gaap_OtherLiabilitiesCurrent_8d9688a8-41e4-4527-ac62-0300e4394b47_terseLabel_en-US" xlink:label="lab_us-gaap_OtherLiabilitiesCurrent" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Other Current Liabilities</link:label>
    <link:label id="lab_us-gaap_OtherLiabilitiesCurrent_label_en-US" xlink:label="lab_us-gaap_OtherLiabilitiesCurrent" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Other Liabilities, Current</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_OtherLiabilitiesCurrent" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_OtherLiabilitiesCurrent"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_OtherLiabilitiesCurrent" xlink:to="lab_us-gaap_OtherLiabilitiesCurrent" xlink:type="arc" order="1"/>
    <link:label id="lab_us-gaap_RegulatoryAssetAxis_62d2cb19-5642-4826-a196-005f0a778c02_terseLabel_en-US" xlink:label="lab_us-gaap_RegulatoryAssetAxis" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Regulatory Asset [Axis]</link:label>
    <link:label id="lab_us-gaap_RegulatoryAssetAxis_label_en-US" xlink:label="lab_us-gaap_RegulatoryAssetAxis" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Regulatory Asset [Axis]</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_RegulatoryAssetAxis" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_RegulatoryAssetAxis"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_RegulatoryAssetAxis" xlink:to="lab_us-gaap_RegulatoryAssetAxis" xlink:type="arc" order="1"/>
    <link:label id="lab_us-gaap_InventoryWorkInProcess_7122890e-2d46-4ad8-9c1e-308f1d1b90ab_terseLabel_en-US" xlink:label="lab_us-gaap_InventoryWorkInProcess" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Work in Process</link:label>
    <link:label id="lab_us-gaap_InventoryWorkInProcess_label_en-US" xlink:label="lab_us-gaap_InventoryWorkInProcess" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Inventory, Work in Process, Gross</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_InventoryWorkInProcess" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_InventoryWorkInProcess"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_InventoryWorkInProcess" xlink:to="lab_us-gaap_InventoryWorkInProcess" xlink:type="arc" order="1"/>
    <link:label id="lab_ottr_SeniorUnsecuredNotes307SeriesADueFebruary252030Member_d20e5f20-9ee2-41fd-9ca2-22cba378255d_terseLabel_en-US" xlink:label="lab_ottr_SeniorUnsecuredNotes307SeriesADueFebruary252030Member" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Series 2020A Senior Unsecured Notes</link:label>
    <link:label id="lab_ottr_SeniorUnsecuredNotes307SeriesADueFebruary252030Member_label_en-US" xlink:label="lab_ottr_SeniorUnsecuredNotes307SeriesADueFebruary252030Member" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Senior Unsecured Notes 3.07%, Series A, Due February 25, 2030 [Member]</link:label>
    <link:label id="lab_ottr_SeniorUnsecuredNotes307SeriesADueFebruary252030Member_documentation_en-US" xlink:label="lab_ottr_SeniorUnsecuredNotes307SeriesADueFebruary252030Member" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Senior Unsecured Notes 3.07%, Series A, Due February 25, 2030</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_ottr_SeniorUnsecuredNotes307SeriesADueFebruary252030Member" xlink:href="ottr-20210331.xsd#ottr_SeniorUnsecuredNotes307SeriesADueFebruary252030Member"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_ottr_SeniorUnsecuredNotes307SeriesADueFebruary252030Member" xlink:to="lab_ottr_SeniorUnsecuredNotes307SeriesADueFebruary252030Member" xlink:type="arc" order="1"/>
    <link:label id="lab_us-gaap_AssetsCurrent_c58fa9f1-f97d-4304-8623-7f0a36b19a67_totalLabel_en-US" xlink:label="lab_us-gaap_AssetsCurrent" xlink:role="http://www.xbrl.org/2003/role/totalLabel" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Total Current Assets</link:label>
    <link:label id="lab_us-gaap_AssetsCurrent_label_en-US" xlink:label="lab_us-gaap_AssetsCurrent" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Assets, Current</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_AssetsCurrent" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_AssetsCurrent"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_AssetsCurrent" xlink:to="lab_us-gaap_AssetsCurrent" xlink:type="arc" order="1"/>
    <link:label id="lab_dei_CurrentFiscalYearEndDate_bd463cff-9b6d-45cc-8d9f-4638dff0e10c_terseLabel_en-US" xlink:label="lab_dei_CurrentFiscalYearEndDate" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Current Fiscal Year End Date</link:label>
    <link:label id="lab_dei_CurrentFiscalYearEndDate_label_en-US" xlink:label="lab_dei_CurrentFiscalYearEndDate" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Current Fiscal Year End Date</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_dei_CurrentFiscalYearEndDate" xlink:href="https://xbrl.sec.gov/dei/2020/dei-2020-01-31.xsd#dei_CurrentFiscalYearEndDate"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_dei_CurrentFiscalYearEndDate" xlink:to="lab_dei_CurrentFiscalYearEndDate" xlink:type="arc" order="1"/>
    <link:label id="lab_us-gaap_EarningsPerShareAbstract_label_en-US" xlink:label="lab_us-gaap_EarningsPerShareAbstract" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Earnings Per Share [Abstract]</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_EarningsPerShareAbstract" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_EarningsPerShareAbstract"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_EarningsPerShareAbstract" xlink:to="lab_us-gaap_EarningsPerShareAbstract" xlink:type="arc" order="1"/>
    <link:label id="lab_us-gaap_EffectiveIncomeTaxRateReconciliationStateAndLocalIncomeTaxes_7a965b81-43f6-4ed3-8850-d2d26c2f1b58_terseLabel_en-US" xlink:label="lab_us-gaap_EffectiveIncomeTaxRateReconciliationStateAndLocalIncomeTaxes" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">State Taxes on Income, Net of Federal Tax</link:label>
    <link:label id="lab_us-gaap_EffectiveIncomeTaxRateReconciliationStateAndLocalIncomeTaxes_label_en-US" xlink:label="lab_us-gaap_EffectiveIncomeTaxRateReconciliationStateAndLocalIncomeTaxes" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Effective Income Tax Rate Reconciliation, State and Local Income Taxes, Percent</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_EffectiveIncomeTaxRateReconciliationStateAndLocalIncomeTaxes" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_EffectiveIncomeTaxRateReconciliationStateAndLocalIncomeTaxes"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_EffectiveIncomeTaxRateReconciliationStateAndLocalIncomeTaxes" xlink:to="lab_us-gaap_EffectiveIncomeTaxRateReconciliationStateAndLocalIncomeTaxes" xlink:type="arc" order="1"/>
    <link:label id="lab_ottr_DefinedBenefitPlanAmortizationOfGainsLossesAbstract_ead84b44-b347-4f8e-b0fa-9caf7ec6cd46_terseLabel_en-US" xlink:label="lab_ottr_DefinedBenefitPlanAmortizationOfGainsLossesAbstract" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Amortization of Net Actuarial Loss:</link:label>
    <link:label id="lab_ottr_DefinedBenefitPlanAmortizationOfGainsLossesAbstract_label_en-US" xlink:label="lab_ottr_DefinedBenefitPlanAmortizationOfGainsLossesAbstract" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Amortization of Net Actuarial Loss</link:label>
    <link:label id="lab_ottr_DefinedBenefitPlanAmortizationOfGainsLossesAbstract_documentation_en-US" xlink:label="lab_ottr_DefinedBenefitPlanAmortizationOfGainsLossesAbstract" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Defined Benefit Plan Amortization of Gains Losses [Abstract]</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_ottr_DefinedBenefitPlanAmortizationOfGainsLossesAbstract" xlink:href="ottr-20210331.xsd#ottr_DefinedBenefitPlanAmortizationOfGainsLossesAbstract"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_ottr_DefinedBenefitPlanAmortizationOfGainsLossesAbstract" xlink:to="lab_ottr_DefinedBenefitPlanAmortizationOfGainsLossesAbstract" xlink:type="arc" order="1"/>
    <link:label id="lab_ottr_SecondShelfRegistrationMember_c8eeeff4-84e7-430f-8f28-088f8827dd9d_terseLabel_en-US" xlink:label="lab_ottr_SecondShelfRegistrationMember" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Second Shelf Registration</link:label>
    <link:label id="lab_ottr_SecondShelfRegistrationMember_label_en-US" xlink:label="lab_ottr_SecondShelfRegistrationMember" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Second Shelf Registration [Member]</link:label>
    <link:label id="lab_ottr_SecondShelfRegistrationMember_documentation_en-US" xlink:label="lab_ottr_SecondShelfRegistrationMember" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Second Shelf Registration</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_ottr_SecondShelfRegistrationMember" xlink:href="ottr-20210331.xsd#ottr_SecondShelfRegistrationMember"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_ottr_SecondShelfRegistrationMember" xlink:to="lab_ottr_SecondShelfRegistrationMember" xlink:type="arc" order="1"/>
    <link:label id="lab_us-gaap_OtherComprehensiveIncomeDefinedBenefitPlansAdjustmentBeforeTaxPortionAttributableToParent_0b60cfca-b39f-4b60-956a-fd698f6924c4_negatedTerseLabel_en-US" xlink:label="lab_us-gaap_OtherComprehensiveIncomeDefinedBenefitPlansAdjustmentBeforeTaxPortionAttributableToParent" xlink:role="http://www.xbrl.org/2009/role/negatedTerseLabel" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Amortization of Unrecognized Postretirement Benefit Losses and Costs</link:label>
    <link:label id="lab_us-gaap_OtherComprehensiveIncomeDefinedBenefitPlansAdjustmentBeforeTaxPortionAttributableToParent_label_en-US" xlink:label="lab_us-gaap_OtherComprehensiveIncomeDefinedBenefitPlansAdjustmentBeforeTaxPortionAttributableToParent" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Other Comprehensive (Income) Loss, Defined Benefit Plan, before Tax, after Reclassification Adjustment, Attributable to Parent</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_OtherComprehensiveIncomeDefinedBenefitPlansAdjustmentBeforeTaxPortionAttributableToParent" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_OtherComprehensiveIncomeDefinedBenefitPlansAdjustmentBeforeTaxPortionAttributableToParent"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_OtherComprehensiveIncomeDefinedBenefitPlansAdjustmentBeforeTaxPortionAttributableToParent" xlink:to="lab_us-gaap_OtherComprehensiveIncomeDefinedBenefitPlansAdjustmentBeforeTaxPortionAttributableToParent" xlink:type="arc" order="1"/>
    <link:label id="lab_us-gaap_StockholdersEquityAbstract_2c55124d-ec5b-435f-91a9-910a480e6bc3_terseLabel_en-US" xlink:label="lab_us-gaap_StockholdersEquityAbstract" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Shareholders' Equity</link:label>
    <link:label id="lab_us-gaap_StockholdersEquityAbstract_label_en-US" xlink:label="lab_us-gaap_StockholdersEquityAbstract" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Stockholders' Equity Attributable to Parent [Abstract]</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_StockholdersEquityAbstract" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_StockholdersEquityAbstract"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_StockholdersEquityAbstract" xlink:to="lab_us-gaap_StockholdersEquityAbstract" xlink:type="arc" order="1"/>
    <link:label id="lab_ottr_SeniorUnsecuredNotes637SeriesCDueAugust202027Member_7f18d25a-a686-49ba-8186-ac406fb91aac_terseLabel_en-US" xlink:label="lab_ottr_SeniorUnsecuredNotes637SeriesCDueAugust202027Member" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Series 2007C Senior Unsecured Notes</link:label>
    <link:label id="lab_ottr_SeniorUnsecuredNotes637SeriesCDueAugust202027Member_label_en-US" xlink:label="lab_ottr_SeniorUnsecuredNotes637SeriesCDueAugust202027Member" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Senior Unsecured Notes 6.37%, Series C, Due August 20, 2027 [Member]</link:label>
    <link:label id="lab_ottr_SeniorUnsecuredNotes637SeriesCDueAugust202027Member_documentation_en-US" xlink:label="lab_ottr_SeniorUnsecuredNotes637SeriesCDueAugust202027Member" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Represents information about Senior Unsecured Notes 6.37%, Series C, due August 20, 2027.</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_ottr_SeniorUnsecuredNotes637SeriesCDueAugust202027Member" xlink:href="ottr-20210331.xsd#ottr_SeniorUnsecuredNotes637SeriesCDueAugust202027Member"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_ottr_SeniorUnsecuredNotes637SeriesCDueAugust202027Member" xlink:to="lab_ottr_SeniorUnsecuredNotes637SeriesCDueAugust202027Member" xlink:type="arc" order="1"/>
    <link:label id="lab_dei_DocumentFiscalPeriodFocus_5acbb331-4eff-4a85-9047-abc532c4a969_terseLabel_en-US" xlink:label="lab_dei_DocumentFiscalPeriodFocus" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Document Fiscal Period Focus</link:label>
    <link:label id="lab_dei_DocumentFiscalPeriodFocus_label_en-US" xlink:label="lab_dei_DocumentFiscalPeriodFocus" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Document Fiscal Period Focus</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_dei_DocumentFiscalPeriodFocus" xlink:href="https://xbrl.sec.gov/dei/2020/dei-2020-01-31.xsd#dei_DocumentFiscalPeriodFocus"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_dei_DocumentFiscalPeriodFocus" xlink:to="lab_dei_DocumentFiscalPeriodFocus" xlink:type="arc" order="1"/>
    <link:label id="lab_us-gaap_ScheduleOfRegulatoryAssetsAndLiabilitiesTextBlock_f0b8bfc1-38da-4182-8b25-68cd35ffa233_terseLabel_en-US" xlink:label="lab_us-gaap_ScheduleOfRegulatoryAssetsAndLiabilitiesTextBlock" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Regulatory Matters</link:label>
    <link:label id="lab_us-gaap_ScheduleOfRegulatoryAssetsAndLiabilitiesTextBlock_label_en-US" xlink:label="lab_us-gaap_ScheduleOfRegulatoryAssetsAndLiabilitiesTextBlock" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Schedule of Regulatory Assets and Liabilities [Text Block]</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ScheduleOfRegulatoryAssetsAndLiabilitiesTextBlock" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_ScheduleOfRegulatoryAssetsAndLiabilitiesTextBlock"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_ScheduleOfRegulatoryAssetsAndLiabilitiesTextBlock" xlink:to="lab_us-gaap_ScheduleOfRegulatoryAssetsAndLiabilitiesTextBlock" xlink:type="arc" order="1"/>
    <link:label id="lab_us-gaap_OtherComprehensiveIncomeDefinedBenefitPlansAdjustmentNetOfTaxPortionAttributableToParent_7eb9c2d7-0f0e-418a-9310-9bdf2edfe31a_negatedTotalLabel_en-US" xlink:label="lab_us-gaap_OtherComprehensiveIncomeDefinedBenefitPlansAdjustmentNetOfTaxPortionAttributableToParent" xlink:role="http://www.xbrl.org/2009/role/negatedTotalLabel" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Pension and Postretirement Benefit Plan, net of tax</link:label>
    <link:label id="lab_us-gaap_OtherComprehensiveIncomeDefinedBenefitPlansAdjustmentNetOfTaxPortionAttributableToParent_label_en-US" xlink:label="lab_us-gaap_OtherComprehensiveIncomeDefinedBenefitPlansAdjustmentNetOfTaxPortionAttributableToParent" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Other Comprehensive (Income) Loss, Defined Benefit Plan, after Tax and Reclassification Adjustment, Attributable to Parent</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_OtherComprehensiveIncomeDefinedBenefitPlansAdjustmentNetOfTaxPortionAttributableToParent" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_OtherComprehensiveIncomeDefinedBenefitPlansAdjustmentNetOfTaxPortionAttributableToParent"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_OtherComprehensiveIncomeDefinedBenefitPlansAdjustmentNetOfTaxPortionAttributableToParent" xlink:to="lab_us-gaap_OtherComprehensiveIncomeDefinedBenefitPlansAdjustmentNetOfTaxPortionAttributableToParent" xlink:type="arc" order="1"/>
    <link:label id="lab_us-gaap_DefinedBenefitPensionPlanLiabilitiesNoncurrent_2a339769-2d10-48e0-b56b-27d76f534570_terseLabel_en-US" xlink:label="lab_us-gaap_DefinedBenefitPensionPlanLiabilitiesNoncurrent" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Pensions Benefit Liability</link:label>
    <link:label id="lab_us-gaap_DefinedBenefitPensionPlanLiabilitiesNoncurrent_label_en-US" xlink:label="lab_us-gaap_DefinedBenefitPensionPlanLiabilitiesNoncurrent" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Liability, Defined Benefit Pension Plan, Noncurrent</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DefinedBenefitPensionPlanLiabilitiesNoncurrent" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_DefinedBenefitPensionPlanLiabilitiesNoncurrent"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_DefinedBenefitPensionPlanLiabilitiesNoncurrent" xlink:to="lab_us-gaap_DefinedBenefitPensionPlanLiabilitiesNoncurrent" xlink:type="arc" order="1"/>
    <link:label id="lab_us-gaap_DefinedBenefitPlanContributionsByEmployer_8c500343-5a0b-49c1-97d3-b29f24540d29_terseLabel_en-US" xlink:label="lab_us-gaap_DefinedBenefitPlanContributionsByEmployer" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Contributions by employer</link:label>
    <link:label id="lab_us-gaap_DefinedBenefitPlanContributionsByEmployer_label_en-US" xlink:label="lab_us-gaap_DefinedBenefitPlanContributionsByEmployer" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Defined Benefit Plan, Plan Assets, Contributions by Employer</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DefinedBenefitPlanContributionsByEmployer" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_DefinedBenefitPlanContributionsByEmployer"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_DefinedBenefitPlanContributionsByEmployer" xlink:to="lab_us-gaap_DefinedBenefitPlanContributionsByEmployer" xlink:type="arc" order="1"/>
    <link:label id="lab_ottr_OtherRegulatoryLiabilitiesMember_d19a77a3-5c10-45d8-91cc-4621e0ca7335_terseLabel_en-US" xlink:label="lab_ottr_OtherRegulatoryLiabilitiesMember" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Other</link:label>
    <link:label id="lab_ottr_OtherRegulatoryLiabilitiesMember_label_en-US" xlink:label="lab_ottr_OtherRegulatoryLiabilitiesMember" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Other Regulatory Liabilities [Member]</link:label>
    <link:label id="lab_ottr_OtherRegulatoryLiabilitiesMember_documentation_en-US" xlink:label="lab_ottr_OtherRegulatoryLiabilitiesMember" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Other Regulatory Liabilities</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_ottr_OtherRegulatoryLiabilitiesMember" xlink:href="ottr-20210331.xsd#ottr_OtherRegulatoryLiabilitiesMember"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_ottr_OtherRegulatoryLiabilitiesMember" xlink:to="lab_ottr_OtherRegulatoryLiabilitiesMember" xlink:type="arc" order="1"/>
    <link:label id="lab_ottr_SeniorUnsecuredNotes352SeriesBDueOctober102039Member_959a8df4-13e5-4a82-ab42-03f7179d6c7f_terseLabel_en-US" xlink:label="lab_ottr_SeniorUnsecuredNotes352SeriesBDueOctober102039Member" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Series 2019B Senior Unsecured Notes</link:label>
    <link:label id="lab_ottr_SeniorUnsecuredNotes352SeriesBDueOctober102039Member_label_en-US" xlink:label="lab_ottr_SeniorUnsecuredNotes352SeriesBDueOctober102039Member" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Senior Unsecured Notes 3.52%, Series B, Due October 10, 2039 [Member]</link:label>
    <link:label id="lab_ottr_SeniorUnsecuredNotes352SeriesBDueOctober102039Member_documentation_en-US" xlink:label="lab_ottr_SeniorUnsecuredNotes352SeriesBDueOctober102039Member" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Related to debt.</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_ottr_SeniorUnsecuredNotes352SeriesBDueOctober102039Member" xlink:href="ottr-20210331.xsd#ottr_SeniorUnsecuredNotes352SeriesBDueOctober102039Member"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_ottr_SeniorUnsecuredNotes352SeriesBDueOctober102039Member" xlink:to="lab_ottr_SeniorUnsecuredNotes352SeriesBDueOctober102039Member" xlink:type="arc" order="1"/>
    <link:label id="lab_us-gaap_EffectiveIncomeTaxRateContinuingOperationsTaxRateReconciliationAbstract_80ebe740-eadf-4818-8e29-17613d2931e3_terseLabel_en-US" xlink:label="lab_us-gaap_EffectiveIncomeTaxRateContinuingOperationsTaxRateReconciliationAbstract" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Increases (Decreases) in Tax from:</link:label>
    <link:label id="lab_us-gaap_EffectiveIncomeTaxRateContinuingOperationsTaxRateReconciliationAbstract_label_en-US" xlink:label="lab_us-gaap_EffectiveIncomeTaxRateContinuingOperationsTaxRateReconciliationAbstract" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Effective Income Tax Rate Reconciliation, Percent [Abstract]</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_EffectiveIncomeTaxRateContinuingOperationsTaxRateReconciliationAbstract" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_EffectiveIncomeTaxRateContinuingOperationsTaxRateReconciliationAbstract"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_EffectiveIncomeTaxRateContinuingOperationsTaxRateReconciliationAbstract" xlink:to="lab_us-gaap_EffectiveIncomeTaxRateContinuingOperationsTaxRateReconciliationAbstract" xlink:type="arc" order="1"/>
    <link:label id="lab_ottr_EffectiveIncomeTaxRateReconciliationAmortizationOfExcessDeferredTaxes_cf9d85ae-9e22-40d3-bbb5-e07150d24711_terseLabel_en-US" xlink:label="lab_ottr_EffectiveIncomeTaxRateReconciliationAmortizationOfExcessDeferredTaxes" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Amortization of Excess Deferred Income Taxes</link:label>
    <link:label id="lab_ottr_EffectiveIncomeTaxRateReconciliationAmortizationOfExcessDeferredTaxes_label_en-US" xlink:label="lab_ottr_EffectiveIncomeTaxRateReconciliationAmortizationOfExcessDeferredTaxes" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Effective Income Tax Rate Reconciliation, Amortization of Excess Deferred Taxes</link:label>
    <link:label id="lab_ottr_EffectiveIncomeTaxRateReconciliationAmortizationOfExcessDeferredTaxes_documentation_en-US" xlink:label="lab_ottr_EffectiveIncomeTaxRateReconciliationAmortizationOfExcessDeferredTaxes" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Effective Income Tax Rate Reconciliation, Amortization of Excess Deferred Taxes</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_ottr_EffectiveIncomeTaxRateReconciliationAmortizationOfExcessDeferredTaxes" xlink:href="ottr-20210331.xsd#ottr_EffectiveIncomeTaxRateReconciliationAmortizationOfExcessDeferredTaxes"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_ottr_EffectiveIncomeTaxRateReconciliationAmortizationOfExcessDeferredTaxes" xlink:to="lab_ottr_EffectiveIncomeTaxRateReconciliationAmortizationOfExcessDeferredTaxes" xlink:type="arc" order="1"/>
    <link:label id="lab_dei_EntityFilerCategory_e3d28d1d-78fe-4676-9988-9edd0fc12dca_terseLabel_en-US" xlink:label="lab_dei_EntityFilerCategory" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Entity Filer Category</link:label>
    <link:label id="lab_dei_EntityFilerCategory_label_en-US" xlink:label="lab_dei_EntityFilerCategory" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Entity Filer Category</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_dei_EntityFilerCategory" xlink:href="https://xbrl.sec.gov/dei/2020/dei-2020-01-31.xsd#dei_EntityFilerCategory"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_dei_EntityFilerCategory" xlink:to="lab_dei_EntityFilerCategory" xlink:type="arc" order="1"/>
    <link:label id="lab_us-gaap_CommonStockMember_27f8c2f3-e998-49d2-874c-2d0eaacc204b_terseLabel_en-US" xlink:label="lab_us-gaap_CommonStockMember" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Common Shares</link:label>
    <link:label id="lab_us-gaap_CommonStockMember_label_en-US" xlink:label="lab_us-gaap_CommonStockMember" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Common Stock [Member]</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_CommonStockMember" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_CommonStockMember"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_CommonStockMember" xlink:to="lab_us-gaap_CommonStockMember" xlink:type="arc" order="1"/>
    <link:label id="lab_us-gaap_PropertyPlantAndEquipmentLineItems_9d4fa24a-513d-4e19-9bbf-451b138ac65e_terseLabel_en-US" xlink:label="lab_us-gaap_PropertyPlantAndEquipmentLineItems" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Property, Plant and Equipment [Line Items]</link:label>
    <link:label id="lab_us-gaap_PropertyPlantAndEquipmentLineItems_label_en-US" xlink:label="lab_us-gaap_PropertyPlantAndEquipmentLineItems" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Property, Plant and Equipment [Line Items]</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_PropertyPlantAndEquipmentLineItems" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_PropertyPlantAndEquipmentLineItems"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_PropertyPlantAndEquipmentLineItems" xlink:to="lab_us-gaap_PropertyPlantAndEquipmentLineItems" xlink:type="arc" order="1"/>
    <link:label id="lab_srt_ProductsAndServicesDomain_1660aa00-1c0e-469d-9c09-bd8977412caf_terseLabel_en-US" xlink:label="lab_srt_ProductsAndServicesDomain" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Product and Service [Domain]</link:label>
    <link:label id="lab_srt_ProductsAndServicesDomain_label_en-US" xlink:label="lab_srt_ProductsAndServicesDomain" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Product and Service [Domain]</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_srt_ProductsAndServicesDomain" xlink:href="http://xbrl.fasb.org/srt/2020/elts/srt-2020-01-31.xsd#srt_ProductsAndServicesDomain"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_srt_ProductsAndServicesDomain" xlink:to="lab_srt_ProductsAndServicesDomain" xlink:type="arc" order="1"/>
    <link:label id="lab_us-gaap_PropertyPlantAndEquipmentTypeDomain_7e56b01f-0231-4b4f-bfb9-c99713f0bc7d_terseLabel_en-US" xlink:label="lab_us-gaap_PropertyPlantAndEquipmentTypeDomain" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Property, Plant and Equipment, Type [Domain]</link:label>
    <link:label id="lab_us-gaap_PropertyPlantAndEquipmentTypeDomain_label_en-US" xlink:label="lab_us-gaap_PropertyPlantAndEquipmentTypeDomain" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Long-Lived Tangible Asset [Domain]</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_PropertyPlantAndEquipmentTypeDomain" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_PropertyPlantAndEquipmentTypeDomain"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_PropertyPlantAndEquipmentTypeDomain" xlink:to="lab_us-gaap_PropertyPlantAndEquipmentTypeDomain" xlink:type="arc" order="1"/>
    <link:label id="lab_us-gaap_PropertyPlantAndEquipmentTextBlock_d7789dcb-86f1-4caf-a935-e1755e70f65e_terseLabel_en-US" xlink:label="lab_us-gaap_PropertyPlantAndEquipmentTextBlock" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Schedule of Property, Plant and Equipment</link:label>
    <link:label id="lab_us-gaap_PropertyPlantAndEquipmentTextBlock_label_en-US" xlink:label="lab_us-gaap_PropertyPlantAndEquipmentTextBlock" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Property, Plant and Equipment [Table Text Block]</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_PropertyPlantAndEquipmentTextBlock" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_PropertyPlantAndEquipmentTextBlock"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_PropertyPlantAndEquipmentTextBlock" xlink:to="lab_us-gaap_PropertyPlantAndEquipmentTextBlock" xlink:type="arc" order="1"/>
    <link:label id="lab_us-gaap_LineOfCreditFacilityRemainingBorrowingCapacity_df5f9bde-a09f-4c6c-9084-17d4a56e1a58_terseLabel_en-US" xlink:label="lab_us-gaap_LineOfCreditFacilityRemainingBorrowingCapacity" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Amount Available</link:label>
    <link:label id="lab_us-gaap_LineOfCreditFacilityRemainingBorrowingCapacity_label_en-US" xlink:label="lab_us-gaap_LineOfCreditFacilityRemainingBorrowingCapacity" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Line of Credit Facility, Remaining Borrowing Capacity</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_LineOfCreditFacilityRemainingBorrowingCapacity" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_LineOfCreditFacilityRemainingBorrowingCapacity"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_LineOfCreditFacilityRemainingBorrowingCapacity" xlink:to="lab_us-gaap_LineOfCreditFacilityRemainingBorrowingCapacity" xlink:type="arc" order="1"/>
    <link:label id="lab_us-gaap_StockIssuedDuringPeriodSharesNewIssues_638dbfcb-4fc0-45f9-bc45-40a30cda44f6_terseLabel_en-US" xlink:label="lab_us-gaap_StockIssuedDuringPeriodSharesNewIssues" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Common Stock Issuances, Net of Expenses (in shares)</link:label>
    <link:label id="lab_us-gaap_StockIssuedDuringPeriodSharesNewIssues_label_en-US" xlink:label="lab_us-gaap_StockIssuedDuringPeriodSharesNewIssues" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Stock Issued During Period, Shares, New Issues</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_StockIssuedDuringPeriodSharesNewIssues" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_StockIssuedDuringPeriodSharesNewIssues"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_StockIssuedDuringPeriodSharesNewIssues" xlink:to="lab_us-gaap_StockIssuedDuringPeriodSharesNewIssues" xlink:type="arc" order="1"/>
    <link:label id="lab_us-gaap_DebtInstrumentInterestRateStatedPercentage_f2ce1ee2-0369-4824-853f-7d24ea372efb_terseLabel_en-US" xlink:label="lab_us-gaap_DebtInstrumentInterestRateStatedPercentage" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Rate</link:label>
    <link:label id="lab_us-gaap_DebtInstrumentInterestRateStatedPercentage_label_en-US" xlink:label="lab_us-gaap_DebtInstrumentInterestRateStatedPercentage" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Debt Instrument, Interest Rate, Stated Percentage</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DebtInstrumentInterestRateStatedPercentage" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_DebtInstrumentInterestRateStatedPercentage"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_DebtInstrumentInterestRateStatedPercentage" xlink:to="lab_us-gaap_DebtInstrumentInterestRateStatedPercentage" xlink:type="arc" order="1"/>
    <link:label id="lab_us-gaap_AccumulatedDepreciationDepletionAndAmortizationPropertyPlantAndEquipment_5d672c0b-d6ba-4fda-92cd-36c4e6617565_terseLabel_en-US" xlink:label="lab_us-gaap_AccumulatedDepreciationDepletionAndAmortizationPropertyPlantAndEquipment" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Less Accumulated Depreciation and Amortization</link:label>
    <link:label id="lab_us-gaap_AccumulatedDepreciationDepletionAndAmortizationPropertyPlantAndEquipment_label_en-US" xlink:label="lab_us-gaap_AccumulatedDepreciationDepletionAndAmortizationPropertyPlantAndEquipment" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Accumulated Depreciation, Depletion and Amortization, Property, Plant, and Equipment</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_AccumulatedDepreciationDepletionAndAmortizationPropertyPlantAndEquipment" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_AccumulatedDepreciationDepletionAndAmortizationPropertyPlantAndEquipment"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_AccumulatedDepreciationDepletionAndAmortizationPropertyPlantAndEquipment" xlink:to="lab_us-gaap_AccumulatedDepreciationDepletionAndAmortizationPropertyPlantAndEquipment" xlink:type="arc" order="1"/>
    <link:label id="lab_us-gaap_NoncashInvestingAndFinancingItemsAbstract_43e14a44-a0cd-4158-bd8c-d6eddf98a8bd_terseLabel_en-US" xlink:label="lab_us-gaap_NoncashInvestingAndFinancingItemsAbstract" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Supplemental Disclosure of Noncash Investing Activities</link:label>
    <link:label id="lab_us-gaap_NoncashInvestingAndFinancingItemsAbstract_label_en-US" xlink:label="lab_us-gaap_NoncashInvestingAndFinancingItemsAbstract" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Noncash Investing and Financing Items [Abstract]</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_NoncashInvestingAndFinancingItemsAbstract" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_NoncashInvestingAndFinancingItemsAbstract"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_NoncashInvestingAndFinancingItemsAbstract" xlink:to="lab_us-gaap_NoncashInvestingAndFinancingItemsAbstract" xlink:type="arc" order="1"/>
    <link:label id="lab_us-gaap_RegulatoryLiabilityAmortizationPeriod_056765b4-928c-4ff0-9cb1-8cd79df46583_terseLabel_en-US" xlink:label="lab_us-gaap_RegulatoryLiabilityAmortizationPeriod" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Regulatory Liabilities - Remaining Recovery/Refund Period</link:label>
    <link:label id="lab_us-gaap_RegulatoryLiabilityAmortizationPeriod_label_en-US" xlink:label="lab_us-gaap_RegulatoryLiabilityAmortizationPeriod" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Regulatory Liability, Amortization Period</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_RegulatoryLiabilityAmortizationPeriod" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_RegulatoryLiabilityAmortizationPeriod"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_RegulatoryLiabilityAmortizationPeriod" xlink:to="lab_us-gaap_RegulatoryLiabilityAmortizationPeriod" xlink:type="arc" order="1"/>
    <link:label id="lab_us-gaap_CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsPeriodIncreaseDecreaseIncludingExchangeRateEffect_5109fbc5-713b-4a40-a5d3-7f6a9e3d974f_totalLabel_en-US" xlink:label="lab_us-gaap_CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsPeriodIncreaseDecreaseIncludingExchangeRateEffect" xlink:role="http://www.xbrl.org/2003/role/totalLabel" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Net Change in Cash and Cash Equivalents</link:label>
    <link:label id="lab_us-gaap_CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsPeriodIncreaseDecreaseIncludingExchangeRateEffect_label_en-US" xlink:label="lab_us-gaap_CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsPeriodIncreaseDecreaseIncludingExchangeRateEffect" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Cash, Cash Equivalents, Restricted Cash and Restricted Cash Equivalents, Period Increase (Decrease), Including Exchange Rate Effect</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsPeriodIncreaseDecreaseIncludingExchangeRateEffect" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsPeriodIncreaseDecreaseIncludingExchangeRateEffect"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsPeriodIncreaseDecreaseIncludingExchangeRateEffect" xlink:to="lab_us-gaap_CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsPeriodIncreaseDecreaseIncludingExchangeRateEffect" xlink:type="arc" order="1"/>
    <link:label id="lab_us-gaap_OtherComprehensiveIncomeUnrealizedHoldingGainLossOnSecuritiesArisingDuringPeriodBeforeTax_62d9af22-9a4b-4100-940d-10eb8bb3d3b2_terseLabel_en-US" xlink:label="lab_us-gaap_OtherComprehensiveIncomeUnrealizedHoldingGainLossOnSecuritiesArisingDuringPeriodBeforeTax" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Unrealized Gains (Losses) Arising During Period</link:label>
    <link:label id="lab_us-gaap_OtherComprehensiveIncomeUnrealizedHoldingGainLossOnSecuritiesArisingDuringPeriodBeforeTax_label_en-US" xlink:label="lab_us-gaap_OtherComprehensiveIncomeUnrealizedHoldingGainLossOnSecuritiesArisingDuringPeriodBeforeTax" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">OCI, Debt Securities, Available-for-Sale, Unrealized Holding Gain (Loss), before Adjustment and Tax</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_OtherComprehensiveIncomeUnrealizedHoldingGainLossOnSecuritiesArisingDuringPeriodBeforeTax" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_OtherComprehensiveIncomeUnrealizedHoldingGainLossOnSecuritiesArisingDuringPeriodBeforeTax"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_OtherComprehensiveIncomeUnrealizedHoldingGainLossOnSecuritiesArisingDuringPeriodBeforeTax" xlink:to="lab_us-gaap_OtherComprehensiveIncomeUnrealizedHoldingGainLossOnSecuritiesArisingDuringPeriodBeforeTax" xlink:type="arc" order="1"/>
    <link:label id="lab_ottr_IncreaseDecreaseInInterestPayableAndIncomeTaxesReceivablePayableNet_89f00332-8512-497c-a8b5-08abbb52714c_terseLabel_en-US" xlink:label="lab_ottr_IncreaseDecreaseInInterestPayableAndIncomeTaxesReceivablePayableNet" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Change in Interest Payable and Income Taxes Receivable/Payable</link:label>
    <link:label id="lab_ottr_IncreaseDecreaseInInterestPayableAndIncomeTaxesReceivablePayableNet_label_en-US" xlink:label="lab_ottr_IncreaseDecreaseInInterestPayableAndIncomeTaxesReceivablePayableNet" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Change in Interest Payable and Income Taxes Receivable</link:label>
    <link:label id="lab_ottr_IncreaseDecreaseInInterestPayableAndIncomeTaxesReceivablePayableNet_documentation_en-US" xlink:label="lab_ottr_IncreaseDecreaseInInterestPayableAndIncomeTaxesReceivablePayableNet" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">The net change during the reporting period in the aggregate amount of interest payable and income taxes receivable/payable incurred but not paid.</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_ottr_IncreaseDecreaseInInterestPayableAndIncomeTaxesReceivablePayableNet" xlink:href="ottr-20210331.xsd#ottr_IncreaseDecreaseInInterestPayableAndIncomeTaxesReceivablePayableNet"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_ottr_IncreaseDecreaseInInterestPayableAndIncomeTaxesReceivablePayableNet" xlink:to="lab_ottr_IncreaseDecreaseInInterestPayableAndIncomeTaxesReceivablePayableNet" xlink:type="arc" order="1"/>
    <link:label id="lab_us-gaap_EmployeeStockOptionMember_983cfa5c-65ec-48bf-a10a-1cd5801299b0_terseLabel_en-US" xlink:label="lab_us-gaap_EmployeeStockOptionMember" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Employee Stock Purchase Plan Shares and Other</link:label>
    <link:label id="lab_us-gaap_EmployeeStockOptionMember_label_en-US" xlink:label="lab_us-gaap_EmployeeStockOptionMember" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Share-based Payment Arrangement, Option [Member]</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_EmployeeStockOptionMember" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_EmployeeStockOptionMember"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_EmployeeStockOptionMember" xlink:to="lab_us-gaap_EmployeeStockOptionMember" xlink:type="arc" order="1"/>
    <link:label id="lab_us-gaap_BasisOfAccountingPolicyPolicyTextBlock_4368d54d-6049-416c-a507-90036d3aa84d_terseLabel_en-US" xlink:label="lab_us-gaap_BasisOfAccountingPolicyPolicyTextBlock" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Basis of Presentation</link:label>
    <link:label id="lab_us-gaap_BasisOfAccountingPolicyPolicyTextBlock_label_en-US" xlink:label="lab_us-gaap_BasisOfAccountingPolicyPolicyTextBlock" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Basis of Accounting, Policy [Policy Text Block]</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_BasisOfAccountingPolicyPolicyTextBlock" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_BasisOfAccountingPolicyPolicyTextBlock"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_BasisOfAccountingPolicyPolicyTextBlock" xlink:to="lab_us-gaap_BasisOfAccountingPolicyPolicyTextBlock" xlink:type="arc" order="1"/>
    <link:label id="lab_us-gaap_WeightedAverageNumberOfSharesOutstandingBasic_2c0cb22a-3fe4-4a5c-8962-1d36bd98fc21_terseLabel_en-US" xlink:label="lab_us-gaap_WeightedAverageNumberOfSharesOutstandingBasic" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Basic (in shares)</link:label>
    <link:label id="lab_us-gaap_WeightedAverageNumberOfSharesOutstandingBasic_26f7d968-efe8-4159-97c5-ce445778546d_verboseLabel_en-US" xlink:label="lab_us-gaap_WeightedAverageNumberOfSharesOutstandingBasic" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Weighted Average Common Shares Outstanding - Basic (in shares)</link:label>
    <link:label id="lab_us-gaap_WeightedAverageNumberOfSharesOutstandingBasic_label_en-US" xlink:label="lab_us-gaap_WeightedAverageNumberOfSharesOutstandingBasic" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Weighted Average Number of Shares Outstanding, Basic</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_WeightedAverageNumberOfSharesOutstandingBasic" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_WeightedAverageNumberOfSharesOutstandingBasic"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_WeightedAverageNumberOfSharesOutstandingBasic" xlink:to="lab_us-gaap_WeightedAverageNumberOfSharesOutstandingBasic" xlink:type="arc" order="1"/>
    <link:label id="lab_us-gaap_PublicUtilityAxis_c34d5238-ede9-4fe1-b468-266b27eb4f49_terseLabel_en-US" xlink:label="lab_us-gaap_PublicUtilityAxis" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Public Utility [Axis]</link:label>
    <link:label id="lab_us-gaap_PublicUtilityAxis_label_en-US" xlink:label="lab_us-gaap_PublicUtilityAxis" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Public Utility [Axis]</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_PublicUtilityAxis" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_PublicUtilityAxis"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_PublicUtilityAxis" xlink:to="lab_us-gaap_PublicUtilityAxis" xlink:type="arc" order="1"/>
    <link:label id="lab_us-gaap_CostsAndExpensesAbstract_6484e9c2-29f2-4fc0-9ae0-0a6d4c77320f_terseLabel_en-US" xlink:label="lab_us-gaap_CostsAndExpensesAbstract" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Operating Expenses</link:label>
    <link:label id="lab_us-gaap_CostsAndExpensesAbstract_label_en-US" xlink:label="lab_us-gaap_CostsAndExpensesAbstract" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Costs and Expenses [Abstract]</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_CostsAndExpensesAbstract" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_CostsAndExpensesAbstract"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_CostsAndExpensesAbstract" xlink:to="lab_us-gaap_CostsAndExpensesAbstract" xlink:type="arc" order="1"/>
    <link:label id="lab_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardFairValueAssumptionsRiskFreeInterestRate_4a38f128-7808-4776-ad40-a1ce64ba7f81_terseLabel_en-US" xlink:label="lab_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardFairValueAssumptionsRiskFreeInterestRate" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Risk-free interest rate</link:label>
    <link:label id="lab_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardFairValueAssumptionsRiskFreeInterestRate_label_en-US" xlink:label="lab_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardFairValueAssumptionsRiskFreeInterestRate" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Share-based Compensation Arrangement by Share-based Payment Award, Fair Value Assumptions, Risk Free Interest Rate</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardFairValueAssumptionsRiskFreeInterestRate" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardFairValueAssumptionsRiskFreeInterestRate"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardFairValueAssumptionsRiskFreeInterestRate" xlink:to="lab_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardFairValueAssumptionsRiskFreeInterestRate" xlink:type="arc" order="1"/>
    <link:label id="lab_ottr_GovernmentBackedAndGovernmentSponsoredEnterprisesDebtSecuritiesMember_d5b6a15e-ef58-4cc6-a2ae-dc3f67f1be1c_terseLabel_en-US" xlink:label="lab_ottr_GovernmentBackedAndGovernmentSponsoredEnterprisesDebtSecuritiesMember" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Government-Backed and Government-Sponsored Enterprises&#8217; Debt Securities</link:label>
    <link:label id="lab_ottr_GovernmentBackedAndGovernmentSponsoredEnterprisesDebtSecuritiesMember_label_en-US" xlink:label="lab_ottr_GovernmentBackedAndGovernmentSponsoredEnterprisesDebtSecuritiesMember" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Government-backed and Government-sponsored Enterprises' Debt Securities [Member]</link:label>
    <link:label id="lab_ottr_GovernmentBackedAndGovernmentSponsoredEnterprisesDebtSecuritiesMember_documentation_en-US" xlink:label="lab_ottr_GovernmentBackedAndGovernmentSponsoredEnterprisesDebtSecuritiesMember" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Represents information about government-backed and Government-sponsored enterprises' debt securities.</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_ottr_GovernmentBackedAndGovernmentSponsoredEnterprisesDebtSecuritiesMember" xlink:href="ottr-20210331.xsd#ottr_GovernmentBackedAndGovernmentSponsoredEnterprisesDebtSecuritiesMember"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_ottr_GovernmentBackedAndGovernmentSponsoredEnterprisesDebtSecuritiesMember" xlink:to="lab_ottr_GovernmentBackedAndGovernmentSponsoredEnterprisesDebtSecuritiesMember" xlink:type="arc" order="1"/>
    <link:label id="lab_us-gaap_AccumulatedDeferredInvestmentTaxCredit_040db048-d2df-449d-95d5-e80d5275bb0c_terseLabel_en-US" xlink:label="lab_us-gaap_AccumulatedDeferredInvestmentTaxCredit" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Deferred Tax Credits</link:label>
    <link:label id="lab_us-gaap_AccumulatedDeferredInvestmentTaxCredit_label_en-US" xlink:label="lab_us-gaap_AccumulatedDeferredInvestmentTaxCredit" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Accumulated Deferred Investment Tax Credit</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_AccumulatedDeferredInvestmentTaxCredit" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_AccumulatedDeferredInvestmentTaxCredit"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_AccumulatedDeferredInvestmentTaxCredit" xlink:to="lab_us-gaap_AccumulatedDeferredInvestmentTaxCredit" xlink:type="arc" order="1"/>
    <link:label id="lab_us-gaap_SaleOfStockNameOfTransactionDomain_cd6a88c1-cbeb-48e7-89e1-736edaaad43d_terseLabel_en-US" xlink:label="lab_us-gaap_SaleOfStockNameOfTransactionDomain" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Sale of Stock [Domain]</link:label>
    <link:label id="lab_us-gaap_SaleOfStockNameOfTransactionDomain_label_en-US" xlink:label="lab_us-gaap_SaleOfStockNameOfTransactionDomain" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Sale of Stock [Domain]</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_SaleOfStockNameOfTransactionDomain" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_SaleOfStockNameOfTransactionDomain"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_SaleOfStockNameOfTransactionDomain" xlink:to="lab_us-gaap_SaleOfStockNameOfTransactionDomain" xlink:type="arc" order="1"/>
    <link:label id="lab_us-gaap_CarryingReportedAmountFairValueDisclosureMember_3131f7a9-8661-411f-aa5e-7ca0882dec20_terseLabel_en-US" xlink:label="lab_us-gaap_CarryingReportedAmountFairValueDisclosureMember" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Carrying Amount</link:label>
    <link:label id="lab_us-gaap_CarryingReportedAmountFairValueDisclosureMember_label_en-US" xlink:label="lab_us-gaap_CarryingReportedAmountFairValueDisclosureMember" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Reported Value Measurement [Member]</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_CarryingReportedAmountFairValueDisclosureMember" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_CarryingReportedAmountFairValueDisclosureMember"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_CarryingReportedAmountFairValueDisclosureMember" xlink:to="lab_us-gaap_CarryingReportedAmountFairValueDisclosureMember" xlink:type="arc" order="1"/>
    <link:label id="lab_us-gaap_RevenueFromContractWithCustomerTextBlock_734f5ba8-830d-4151-b756-c4d421c9a119_terseLabel_en-US" xlink:label="lab_us-gaap_RevenueFromContractWithCustomerTextBlock" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Revenue</link:label>
    <link:label id="lab_us-gaap_RevenueFromContractWithCustomerTextBlock_label_en-US" xlink:label="lab_us-gaap_RevenueFromContractWithCustomerTextBlock" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Revenue from Contract with Customer [Text Block]</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_RevenueFromContractWithCustomerTextBlock" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_RevenueFromContractWithCustomerTextBlock"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_RevenueFromContractWithCustomerTextBlock" xlink:to="lab_us-gaap_RevenueFromContractWithCustomerTextBlock" xlink:type="arc" order="1"/>
    <link:label id="lab_ottr_AccountsPayableOutstandingRelatedToCapitalAdditions_c2d08b85-1210-4cac-ae28-43837ec901ec_terseLabel_en-US" xlink:label="lab_ottr_AccountsPayableOutstandingRelatedToCapitalAdditions" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Transactions Related to Capital Additions Not Settled in Cash</link:label>
    <link:label id="lab_ottr_AccountsPayableOutstandingRelatedToCapitalAdditions_label_en-US" xlink:label="lab_ottr_AccountsPayableOutstandingRelatedToCapitalAdditions" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Transactions Related to Capital Additions not Settled in Cash</link:label>
    <link:label id="lab_ottr_AccountsPayableOutstandingRelatedToCapitalAdditions_documentation_en-US" xlink:label="lab_ottr_AccountsPayableOutstandingRelatedToCapitalAdditions" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Represents the accounts payable outstanding related to capital additions as part of noncash Investing Activities</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_ottr_AccountsPayableOutstandingRelatedToCapitalAdditions" xlink:href="ottr-20210331.xsd#ottr_AccountsPayableOutstandingRelatedToCapitalAdditions"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_ottr_AccountsPayableOutstandingRelatedToCapitalAdditions" xlink:to="lab_ottr_AccountsPayableOutstandingRelatedToCapitalAdditions" xlink:type="arc" order="1"/>
    <link:label id="lab_ottr_WholesaleMember_f0413e9e-ce4b-44f0-8555-d2bf011f2919_terseLabel_en-US" xlink:label="lab_ottr_WholesaleMember" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Wholesale</link:label>
    <link:label id="lab_ottr_WholesaleMember_label_en-US" xlink:label="lab_ottr_WholesaleMember" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Wholesale [Member]</link:label>
    <link:label id="lab_ottr_WholesaleMember_documentation_en-US" xlink:label="lab_ottr_WholesaleMember" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Sale of product through wholesale purchases.</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_ottr_WholesaleMember" xlink:href="ottr-20210331.xsd#ottr_WholesaleMember"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_ottr_WholesaleMember" xlink:to="lab_ottr_WholesaleMember" xlink:type="arc" order="1"/>
    <link:label id="lab_us-gaap_InvestmentTableTextBlock_884ad410-e92a-4941-a6d3-a78977a58337_terseLabel_en-US" xlink:label="lab_us-gaap_InvestmentTableTextBlock" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Schedule of Investments</link:label>
    <link:label id="lab_us-gaap_InvestmentTableTextBlock_label_en-US" xlink:label="lab_us-gaap_InvestmentTableTextBlock" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Investment [Table Text Block]</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_InvestmentTableTextBlock" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_InvestmentTableTextBlock"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_InvestmentTableTextBlock" xlink:to="lab_us-gaap_InvestmentTableTextBlock" xlink:type="arc" order="1"/>
    <link:label id="lab_us-gaap_LongTermDebtFairValue_4d4beb02-d1d2-46f6-85a2-0a9219b63916_negatedLabel_en-US" xlink:label="lab_us-gaap_LongTermDebtFairValue" xlink:role="http://www.xbrl.org/2009/role/negatedLabel" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Long-Term Debt</link:label>
    <link:label id="lab_us-gaap_LongTermDebtFairValue_label_en-US" xlink:label="lab_us-gaap_LongTermDebtFairValue" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Long-term Debt, Fair Value</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_LongTermDebtFairValue" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_LongTermDebtFairValue"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_LongTermDebtFairValue" xlink:to="lab_us-gaap_LongTermDebtFairValue" xlink:type="arc" order="1"/>
    <link:label id="lab_us-gaap_Revenues_ca494c01-5ff6-4d50-b1e7-add5c841f6d1_terseLabel_en-US" xlink:label="lab_us-gaap_Revenues" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Total Operating Revenues</link:label>
    <link:label id="lab_us-gaap_Revenues_93a7fb44-3f47-46bf-b348-5e27c77af9db_totalLabel_en-US" xlink:label="lab_us-gaap_Revenues" xlink:role="http://www.xbrl.org/2003/role/totalLabel" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Total Operating Revenues</link:label>
    <link:label id="lab_us-gaap_Revenues_label_en-US" xlink:label="lab_us-gaap_Revenues" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Revenues</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_Revenues" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_Revenues"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_Revenues" xlink:to="lab_us-gaap_Revenues" xlink:type="arc" order="1"/>
    <link:label id="lab_us-gaap_IncomeTaxExpenseBenefit_ad900340-8eea-49a1-a678-27ba0d99fdc4_verboseLabel_en-US" xlink:label="lab_us-gaap_IncomeTaxExpenseBenefit" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Income Tax Expense</link:label>
    <link:label id="lab_us-gaap_IncomeTaxExpenseBenefit_label_en-US" xlink:label="lab_us-gaap_IncomeTaxExpenseBenefit" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Income Tax Expense (Benefit)</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_IncomeTaxExpenseBenefit" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_IncomeTaxExpenseBenefit"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_IncomeTaxExpenseBenefit" xlink:to="lab_us-gaap_IncomeTaxExpenseBenefit" xlink:type="arc" order="1"/>
    <link:label id="lab_us-gaap_CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents_3fabf3ec-d110-4870-b887-a319853ffffa_periodStartLabel_en-US" xlink:label="lab_us-gaap_CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents" xlink:role="http://www.xbrl.org/2003/role/periodStartLabel" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Cash and Cash Equivalents at Beginning of Period</link:label>
    <link:label id="lab_us-gaap_CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents_2d82772c-d9e0-4c96-b600-5db129088af2_periodEndLabel_en-US" xlink:label="lab_us-gaap_CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents" xlink:role="http://www.xbrl.org/2003/role/periodEndLabel" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Cash and Cash Equivalents at End of Period</link:label>
    <link:label id="lab_us-gaap_CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents_label_en-US" xlink:label="lab_us-gaap_CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Cash, Cash Equivalents, Restricted Cash and Restricted Cash Equivalents</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents" xlink:to="lab_us-gaap_CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents" xlink:type="arc" order="1"/>
    <link:label id="lab_us-gaap_EarningsPerShareDiluted_8de40ae2-babd-47c1-a291-32854bc094ad_terseLabel_en-US" xlink:label="lab_us-gaap_EarningsPerShareDiluted" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Diluted (in dollars per share)</link:label>
    <link:label id="lab_us-gaap_EarningsPerShareDiluted_label_en-US" xlink:label="lab_us-gaap_EarningsPerShareDiluted" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Earnings Per Share, Diluted</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_EarningsPerShareDiluted" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_EarningsPerShareDiluted"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_EarningsPerShareDiluted" xlink:to="lab_us-gaap_EarningsPerShareDiluted" xlink:type="arc" order="1"/>
    <link:label id="lab_dei_LocalPhoneNumber_a5d46d89-7dda-4f04-943e-00692b578d06_terseLabel_en-US" xlink:label="lab_dei_LocalPhoneNumber" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Local Phone Number</link:label>
    <link:label id="lab_dei_LocalPhoneNumber_label_en-US" xlink:label="lab_dei_LocalPhoneNumber" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Local Phone Number</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_dei_LocalPhoneNumber" xlink:href="https://xbrl.sec.gov/dei/2020/dei-2020-01-31.xsd#dei_LocalPhoneNumber"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_dei_LocalPhoneNumber" xlink:to="lab_dei_LocalPhoneNumber" xlink:type="arc" order="1"/>
    <link:label id="lab_us-gaap_ScheduleOfStockByClassTable_a13e7f4b-fd0e-4789-bacd-368ee3fa9f58_terseLabel_en-US" xlink:label="lab_us-gaap_ScheduleOfStockByClassTable" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Schedule of Stock by Class [Table]</link:label>
    <link:label id="lab_us-gaap_ScheduleOfStockByClassTable_label_en-US" xlink:label="lab_us-gaap_ScheduleOfStockByClassTable" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Schedule of Stock by Class [Table]</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ScheduleOfStockByClassTable" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_ScheduleOfStockByClassTable"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_ScheduleOfStockByClassTable" xlink:to="lab_us-gaap_ScheduleOfStockByClassTable" xlink:type="arc" order="1"/>
    <link:label id="lab_us-gaap_ScheduleOfDebtTableTextBlock_58524712-e531-497f-ac99-193814424840_terseLabel_en-US" xlink:label="lab_us-gaap_ScheduleOfDebtTableTextBlock" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Schedule of Debt</link:label>
    <link:label id="lab_us-gaap_ScheduleOfDebtTableTextBlock_label_en-US" xlink:label="lab_us-gaap_ScheduleOfDebtTableTextBlock" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Schedule of Debt [Table Text Block]</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ScheduleOfDebtTableTextBlock" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_ScheduleOfDebtTableTextBlock"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_ScheduleOfDebtTableTextBlock" xlink:to="lab_us-gaap_ScheduleOfDebtTableTextBlock" xlink:type="arc" order="1"/>
    <link:label id="lab_dei_EntityAddressAddressLine1_3e972a68-a244-4314-8f98-864e338b800d_terseLabel_en-US" xlink:label="lab_dei_EntityAddressAddressLine1" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Entity Address, Address Line One</link:label>
    <link:label id="lab_dei_EntityAddressAddressLine1_label_en-US" xlink:label="lab_dei_EntityAddressAddressLine1" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Entity Address, Address Line One</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_dei_EntityAddressAddressLine1" xlink:href="https://xbrl.sec.gov/dei/2020/dei-2020-01-31.xsd#dei_EntityAddressAddressLine1"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_dei_EntityAddressAddressLine1" xlink:to="lab_dei_EntityAddressAddressLine1" xlink:type="arc" order="1"/>
    <link:label id="lab_dei_EntityAddressAddressLine2_f73cb75b-17a5-49fe-8b96-2e72b332ca8f_terseLabel_en-US" xlink:label="lab_dei_EntityAddressAddressLine2" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Entity Address, Address Line Two</link:label>
    <link:label id="lab_dei_EntityAddressAddressLine2_label_en-US" xlink:label="lab_dei_EntityAddressAddressLine2" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Entity Address, Address Line Two</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_dei_EntityAddressAddressLine2" xlink:href="https://xbrl.sec.gov/dei/2020/dei-2020-01-31.xsd#dei_EntityAddressAddressLine2"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_dei_EntityAddressAddressLine2" xlink:to="lab_dei_EntityAddressAddressLine2" xlink:type="arc" order="1"/>
    <link:label id="lab_us-gaap_IncreaseDecreaseInOtherOperatingAssets_f2828ba4-ee73-4f2a-b087-cc5b710a4370_negatedLabel_en-US" xlink:label="lab_us-gaap_IncreaseDecreaseInOtherOperatingAssets" xlink:role="http://www.xbrl.org/2009/role/negatedLabel" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Change in Other Current Assets</link:label>
    <link:label id="lab_us-gaap_IncreaseDecreaseInOtherOperatingAssets_label_en-US" xlink:label="lab_us-gaap_IncreaseDecreaseInOtherOperatingAssets" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Increase (Decrease) in Other Operating Assets</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_IncreaseDecreaseInOtherOperatingAssets" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_IncreaseDecreaseInOtherOperatingAssets"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_IncreaseDecreaseInOtherOperatingAssets" xlink:to="lab_us-gaap_IncreaseDecreaseInOtherOperatingAssets" xlink:type="arc" order="1"/>
    <link:label id="lab_dei_EntityEmergingGrowthCompany_74032324-bb93-49cd-b066-2ae10a1c5b4d_terseLabel_en-US" xlink:label="lab_dei_EntityEmergingGrowthCompany" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Entity Emerging Growth Company</link:label>
    <link:label id="lab_dei_EntityEmergingGrowthCompany_label_en-US" xlink:label="lab_dei_EntityEmergingGrowthCompany" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Entity Emerging Growth Company</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_dei_EntityEmergingGrowthCompany" xlink:href="https://xbrl.sec.gov/dei/2020/dei-2020-01-31.xsd#dei_EntityEmergingGrowthCompany"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_dei_EntityEmergingGrowthCompany" xlink:to="lab_dei_EntityEmergingGrowthCompany" xlink:type="arc" order="1"/>
    <link:label id="lab_us-gaap_DeferredIncomeTaxExpenseBenefit_d2c320a5-cacc-4812-ae0a-e6921202aa09_terseLabel_en-US" xlink:label="lab_us-gaap_DeferredIncomeTaxExpenseBenefit" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Deferred Income Taxes</link:label>
    <link:label id="lab_us-gaap_DeferredIncomeTaxExpenseBenefit_label_en-US" xlink:label="lab_us-gaap_DeferredIncomeTaxExpenseBenefit" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Deferred Income Tax Expense (Benefit)</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DeferredIncomeTaxExpenseBenefit" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_DeferredIncomeTaxExpenseBenefit"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_DeferredIncomeTaxExpenseBenefit" xlink:to="lab_us-gaap_DeferredIncomeTaxExpenseBenefit" xlink:type="arc" order="1"/>
    <link:label id="lab_us-gaap_LineOfCreditFacilityMaximumBorrowingCapacity_11111c43-b393-4460-9c41-44685e0f260c_terseLabel_en-US" xlink:label="lab_us-gaap_LineOfCreditFacilityMaximumBorrowingCapacity" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Line Limit</link:label>
    <link:label id="lab_us-gaap_LineOfCreditFacilityMaximumBorrowingCapacity_label_en-US" xlink:label="lab_us-gaap_LineOfCreditFacilityMaximumBorrowingCapacity" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Line of Credit Facility, Maximum Borrowing Capacity</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_LineOfCreditFacilityMaximumBorrowingCapacity" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_LineOfCreditFacilityMaximumBorrowingCapacity"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_LineOfCreditFacilityMaximumBorrowingCapacity" xlink:to="lab_us-gaap_LineOfCreditFacilityMaximumBorrowingCapacity" xlink:type="arc" order="1"/>
    <link:label id="lab_us-gaap_UtilityPlantDomain_13646d8d-f5fc-4410-836f-3bac2cb12a84_terseLabel_en-US" xlink:label="lab_us-gaap_UtilityPlantDomain" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Utility Plant [Domain]</link:label>
    <link:label id="lab_us-gaap_UtilityPlantDomain_label_en-US" xlink:label="lab_us-gaap_UtilityPlantDomain" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Utility Plant [Domain]</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_UtilityPlantDomain" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_UtilityPlantDomain"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_UtilityPlantDomain" xlink:to="lab_us-gaap_UtilityPlantDomain" xlink:type="arc" order="1"/>
    <link:label id="lab_us-gaap_AwardTypeAxis_2a467ba9-24c5-4225-96f8-a0e3838da962_terseLabel_en-US" xlink:label="lab_us-gaap_AwardTypeAxis" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Award Type [Axis]</link:label>
    <link:label id="lab_us-gaap_AwardTypeAxis_label_en-US" xlink:label="lab_us-gaap_AwardTypeAxis" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Award Type [Axis]</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_AwardTypeAxis" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_AwardTypeAxis"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_AwardTypeAxis" xlink:to="lab_us-gaap_AwardTypeAxis" xlink:type="arc" order="1"/>
    <link:label id="lab_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNonvestedWeightedAverageGrantDateFairValueRollForward_470d7720-3342-43bd-9e05-368419f79cd1_terseLabel_en-US" xlink:label="lab_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNonvestedWeightedAverageGrantDateFairValueRollForward" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Weighted Average Grant-Date Fair Value</link:label>
    <link:label id="lab_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNonvestedWeightedAverageGrantDateFairValueRollForward_label_en-US" xlink:label="lab_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNonvestedWeightedAverageGrantDateFairValueRollForward" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Nonvested, Weighted Average Grant Date Fair Value [Abstract]</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNonvestedWeightedAverageGrantDateFairValueRollForward" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNonvestedWeightedAverageGrantDateFairValueRollForward"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNonvestedWeightedAverageGrantDateFairValueRollForward" xlink:to="lab_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNonvestedWeightedAverageGrantDateFairValueRollForward" xlink:type="arc" order="1"/>
    <link:label id="lab_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsVestedInPeriodTotalFairValue_ac6e14c5-2d16-4748-bef0-7592451315e6_terseLabel_en-US" xlink:label="lab_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsVestedInPeriodTotalFairValue" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Fair value of awards vested</link:label>
    <link:label id="lab_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsVestedInPeriodTotalFairValue_label_en-US" xlink:label="lab_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsVestedInPeriodTotalFairValue" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Vested in Period, Fair Value</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsVestedInPeriodTotalFairValue" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsVestedInPeriodTotalFairValue"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsVestedInPeriodTotalFairValue" xlink:to="lab_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsVestedInPeriodTotalFairValue" xlink:type="arc" order="1"/>
    <link:label id="lab_srt_MaximumMember_38211b01-06dd-45f5-bd95-00f20033ead8_terseLabel_en-US" xlink:label="lab_srt_MaximumMember" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Maximum</link:label>
    <link:label id="lab_srt_MaximumMember_label_en-US" xlink:label="lab_srt_MaximumMember" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Maximum [Member]</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_srt_MaximumMember" xlink:href="http://xbrl.fasb.org/srt/2020/elts/srt-2020-01-31.xsd#srt_MaximumMember"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_srt_MaximumMember" xlink:to="lab_srt_MaximumMember" xlink:type="arc" order="1"/>
    <link:label id="lab_us-gaap_InventoryRawMaterialsAndSupplies_14a55991-dfcd-4b2c-bb4c-6251366934e6_terseLabel_en-US" xlink:label="lab_us-gaap_InventoryRawMaterialsAndSupplies" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Raw Material, Fuel and Supplies</link:label>
    <link:label id="lab_us-gaap_InventoryRawMaterialsAndSupplies_label_en-US" xlink:label="lab_us-gaap_InventoryRawMaterialsAndSupplies" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Inventory, Raw Materials and Supplies, Gross</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_InventoryRawMaterialsAndSupplies" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_InventoryRawMaterialsAndSupplies"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_InventoryRawMaterialsAndSupplies" xlink:to="lab_us-gaap_InventoryRawMaterialsAndSupplies" xlink:type="arc" order="1"/>
    <link:label id="lab_us-gaap_DividendsCommonStockCash_4efe6cdc-744f-45a5-8ac8-96323b84c87e_negatedLabel_en-US" xlink:label="lab_us-gaap_DividendsCommonStockCash" xlink:role="http://www.xbrl.org/2009/role/negatedLabel" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Common Dividends</link:label>
    <link:label id="lab_us-gaap_DividendsCommonStockCash_label_en-US" xlink:label="lab_us-gaap_DividendsCommonStockCash" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Dividends, Common Stock, Cash</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DividendsCommonStockCash" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_DividendsCommonStockCash"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_DividendsCommonStockCash" xlink:to="lab_us-gaap_DividendsCommonStockCash" xlink:type="arc" order="1"/>
    <link:label id="lab_us-gaap_RetainedEarningsMember_eacdfe76-d1ec-4a4a-8f8b-41e0c0b88009_terseLabel_en-US" xlink:label="lab_us-gaap_RetainedEarningsMember" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Retained Earnings</link:label>
    <link:label id="lab_us-gaap_RetainedEarningsMember_label_en-US" xlink:label="lab_us-gaap_RetainedEarningsMember" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Retained Earnings [Member]</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_RetainedEarningsMember" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_RetainedEarningsMember"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_RetainedEarningsMember" xlink:to="lab_us-gaap_RetainedEarningsMember" xlink:type="arc" order="1"/>
    <link:label id="lab_us-gaap_FairValueByMeasurementBasisAxis_927447ba-4da0-41b1-8d0c-cc4cac19e93e_terseLabel_en-US" xlink:label="lab_us-gaap_FairValueByMeasurementBasisAxis" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Measurement Basis [Axis]</link:label>
    <link:label id="lab_us-gaap_FairValueByMeasurementBasisAxis_label_en-US" xlink:label="lab_us-gaap_FairValueByMeasurementBasisAxis" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Measurement Basis [Axis]</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_FairValueByMeasurementBasisAxis" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_FairValueByMeasurementBasisAxis"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_FairValueByMeasurementBasisAxis" xlink:to="lab_us-gaap_FairValueByMeasurementBasisAxis" xlink:type="arc" order="1"/>
    <link:label id="lab_us-gaap_FairValueAssetsAndLiabilitiesMeasuredOnRecurringAndNonrecurringBasisLineItems_8d295506-aab7-4717-abcb-aaaf30c4e734_terseLabel_en-US" xlink:label="lab_us-gaap_FairValueAssetsAndLiabilitiesMeasuredOnRecurringAndNonrecurringBasisLineItems" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]</link:label>
    <link:label id="lab_us-gaap_FairValueAssetsAndLiabilitiesMeasuredOnRecurringAndNonrecurringBasisLineItems_label_en-US" xlink:label="lab_us-gaap_FairValueAssetsAndLiabilitiesMeasuredOnRecurringAndNonrecurringBasisLineItems" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_FairValueAssetsAndLiabilitiesMeasuredOnRecurringAndNonrecurringBasisLineItems" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_FairValueAssetsAndLiabilitiesMeasuredOnRecurringAndNonrecurringBasisLineItems"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_FairValueAssetsAndLiabilitiesMeasuredOnRecurringAndNonrecurringBasisLineItems" xlink:to="lab_us-gaap_FairValueAssetsAndLiabilitiesMeasuredOnRecurringAndNonrecurringBasisLineItems" xlink:type="arc" order="1"/>
    <link:label id="lab_us-gaap_EffectiveIncomeTaxRateContinuingOperations_e470a936-5b7a-41b8-84ff-b8f19becc631_totalLabel_en-US" xlink:label="lab_us-gaap_EffectiveIncomeTaxRateContinuingOperations" xlink:role="http://www.xbrl.org/2003/role/totalLabel" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Effective Tax Rate</link:label>
    <link:label id="lab_us-gaap_EffectiveIncomeTaxRateContinuingOperations_label_en-US" xlink:label="lab_us-gaap_EffectiveIncomeTaxRateContinuingOperations" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Effective Income Tax Rate Reconciliation, Percent</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_EffectiveIncomeTaxRateContinuingOperations" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_EffectiveIncomeTaxRateContinuingOperations"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_EffectiveIncomeTaxRateContinuingOperations" xlink:to="lab_us-gaap_EffectiveIncomeTaxRateContinuingOperations" xlink:type="arc" order="1"/>
    <link:label id="lab_us-gaap_ScheduleOfNetBenefitCostsTableTextBlock_f376393e-deef-49d9-878f-69a2bd924781_terseLabel_en-US" xlink:label="lab_us-gaap_ScheduleOfNetBenefitCostsTableTextBlock" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Schedule of Net Benefit Costs</link:label>
    <link:label id="lab_us-gaap_ScheduleOfNetBenefitCostsTableTextBlock_label_en-US" xlink:label="lab_us-gaap_ScheduleOfNetBenefitCostsTableTextBlock" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Schedule of Net Benefit Costs [Table Text Block]</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ScheduleOfNetBenefitCostsTableTextBlock" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_ScheduleOfNetBenefitCostsTableTextBlock"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_ScheduleOfNetBenefitCostsTableTextBlock" xlink:to="lab_us-gaap_ScheduleOfNetBenefitCostsTableTextBlock" xlink:type="arc" order="1"/>
    <link:label id="lab_us-gaap_SignificantAccountingPoliciesTextBlock_f1b833ef-d3e9-49f0-a208-01b78b5935fc_terseLabel_en-US" xlink:label="lab_us-gaap_SignificantAccountingPoliciesTextBlock" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Summary of Significant Accounting Policies</link:label>
    <link:label id="lab_us-gaap_SignificantAccountingPoliciesTextBlock_label_en-US" xlink:label="lab_us-gaap_SignificantAccountingPoliciesTextBlock" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Significant Accounting Policies [Text Block]</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_SignificantAccountingPoliciesTextBlock" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_SignificantAccountingPoliciesTextBlock"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_SignificantAccountingPoliciesTextBlock" xlink:to="lab_us-gaap_SignificantAccountingPoliciesTextBlock" xlink:type="arc" order="1"/>
    <link:label id="lab_us-gaap_NetCashProvidedByUsedInInvestingActivities_d85fc5e0-72e6-4998-85c8-a1738a4b5266_totalLabel_en-US" xlink:label="lab_us-gaap_NetCashProvidedByUsedInInvestingActivities" xlink:role="http://www.xbrl.org/2003/role/totalLabel" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Net Cash Used in Investing Activities</link:label>
    <link:label id="lab_us-gaap_NetCashProvidedByUsedInInvestingActivities_label_en-US" xlink:label="lab_us-gaap_NetCashProvidedByUsedInInvestingActivities" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Net Cash Provided by (Used in) Investing Activities</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_NetCashProvidedByUsedInInvestingActivities" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_NetCashProvidedByUsedInInvestingActivities"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_NetCashProvidedByUsedInInvestingActivities" xlink:to="lab_us-gaap_NetCashProvidedByUsedInInvestingActivities" xlink:type="arc" order="1"/>
    <link:label id="lab_us-gaap_ScheduleOfShareBasedCompensationArrangementsByShareBasedPaymentAwardTable_cfff640f-e341-4f46-aabd-134eedecad75_terseLabel_en-US" xlink:label="lab_us-gaap_ScheduleOfShareBasedCompensationArrangementsByShareBasedPaymentAwardTable" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Schedule of Share-based Compensation Arrangements by Share-based Payment Award [Table]</link:label>
    <link:label id="lab_us-gaap_ScheduleOfShareBasedCompensationArrangementsByShareBasedPaymentAwardTable_label_en-US" xlink:label="lab_us-gaap_ScheduleOfShareBasedCompensationArrangementsByShareBasedPaymentAwardTable" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Schedule of Share-based Compensation Arrangements by Share-based Payment Award [Table]</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ScheduleOfShareBasedCompensationArrangementsByShareBasedPaymentAwardTable" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_ScheduleOfShareBasedCompensationArrangementsByShareBasedPaymentAwardTable"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_ScheduleOfShareBasedCompensationArrangementsByShareBasedPaymentAwardTable" xlink:to="lab_us-gaap_ScheduleOfShareBasedCompensationArrangementsByShareBasedPaymentAwardTable" xlink:type="arc" order="1"/>
    <link:label id="lab_us-gaap_AllowanceForDoubtfulAccountsReceivable_f8d823bd-03ae-4a19-ba3f-e62776227bae_terseLabel_en-US" xlink:label="lab_us-gaap_AllowanceForDoubtfulAccountsReceivable" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Less Allowance for Credit Losses</link:label>
    <link:label id="lab_us-gaap_AllowanceForDoubtfulAccountsReceivable_311105e0-0555-4aca-b944-499be6200726_periodStartLabel_en-US" xlink:label="lab_us-gaap_AllowanceForDoubtfulAccountsReceivable" xlink:role="http://www.xbrl.org/2003/role/periodStartLabel" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Beginning Balance, January 1</link:label>
    <link:label id="lab_us-gaap_AllowanceForDoubtfulAccountsReceivable_41571a9f-d3bd-4b60-8d5a-a3ce63d3e5b5_periodEndLabel_en-US" xlink:label="lab_us-gaap_AllowanceForDoubtfulAccountsReceivable" xlink:role="http://www.xbrl.org/2003/role/periodEndLabel" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Ending Balance, March 31</link:label>
    <link:label id="lab_us-gaap_AllowanceForDoubtfulAccountsReceivable_label_en-US" xlink:label="lab_us-gaap_AllowanceForDoubtfulAccountsReceivable" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Accounts Receivable, Allowance for Credit Loss</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_AllowanceForDoubtfulAccountsReceivable" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_AllowanceForDoubtfulAccountsReceivable"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_AllowanceForDoubtfulAccountsReceivable" xlink:to="lab_us-gaap_AllowanceForDoubtfulAccountsReceivable" xlink:type="arc" order="1"/>
    <link:label id="lab_ottr_ExecutiveSurvivorAndSupplementalRetirementPlanMember_86545293-9e23-4236-afd3-08e0233929b1_terseLabel_en-US" xlink:label="lab_ottr_ExecutiveSurvivorAndSupplementalRetirementPlanMember" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Executive Survivor and Supplemental Retirement Plan</link:label>
    <link:label id="lab_ottr_ExecutiveSurvivorAndSupplementalRetirementPlanMember_label_en-US" xlink:label="lab_ottr_ExecutiveSurvivorAndSupplementalRetirementPlanMember" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Executive Survivor and Supplemental Retirement Plan [Member]</link:label>
    <link:label id="lab_ottr_ExecutiveSurvivorAndSupplementalRetirementPlanMember_documentation_en-US" xlink:label="lab_ottr_ExecutiveSurvivorAndSupplementalRetirementPlanMember" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Represents information about executive survivor and supplemental retirement plan.</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_ottr_ExecutiveSurvivorAndSupplementalRetirementPlanMember" xlink:href="ottr-20210331.xsd#ottr_ExecutiveSurvivorAndSupplementalRetirementPlanMember"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_ottr_ExecutiveSurvivorAndSupplementalRetirementPlanMember" xlink:to="lab_ottr_ExecutiveSurvivorAndSupplementalRetirementPlanMember" xlink:type="arc" order="1"/>
    <link:label id="lab_us-gaap_ShareBasedCompensationArrangementsByShareBasedPaymentAwardAwardTypeAndPlanNameDomain_ba1bc12a-b2c0-49f6-aca3-222fc1d2cc7a_terseLabel_en-US" xlink:label="lab_us-gaap_ShareBasedCompensationArrangementsByShareBasedPaymentAwardAwardTypeAndPlanNameDomain" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Award Type [Domain]</link:label>
    <link:label id="lab_us-gaap_ShareBasedCompensationArrangementsByShareBasedPaymentAwardAwardTypeAndPlanNameDomain_label_en-US" xlink:label="lab_us-gaap_ShareBasedCompensationArrangementsByShareBasedPaymentAwardAwardTypeAndPlanNameDomain" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Award Type [Domain]</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ShareBasedCompensationArrangementsByShareBasedPaymentAwardAwardTypeAndPlanNameDomain" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_ShareBasedCompensationArrangementsByShareBasedPaymentAwardAwardTypeAndPlanNameDomain"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_ShareBasedCompensationArrangementsByShareBasedPaymentAwardAwardTypeAndPlanNameDomain" xlink:to="lab_us-gaap_ShareBasedCompensationArrangementsByShareBasedPaymentAwardAwardTypeAndPlanNameDomain" xlink:type="arc" order="1"/>
    <link:label id="lab_us-gaap_LiabilitiesNoncurrentAbstract_c5a8a01e-7e0c-4f94-8fc7-f0f42ee6b63a_terseLabel_en-US" xlink:label="lab_us-gaap_LiabilitiesNoncurrentAbstract" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Noncurrent Liabilities and Deferred Credits</link:label>
    <link:label id="lab_us-gaap_LiabilitiesNoncurrentAbstract_label_en-US" xlink:label="lab_us-gaap_LiabilitiesNoncurrentAbstract" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Liabilities, Noncurrent [Abstract]</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_LiabilitiesNoncurrentAbstract" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_LiabilitiesNoncurrentAbstract"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_LiabilitiesNoncurrentAbstract" xlink:to="lab_us-gaap_LiabilitiesNoncurrentAbstract" xlink:type="arc" order="1"/>
    <link:label id="lab_us-gaap_CorporateDebtSecuritiesMember_7c6bcc65-be4c-4af7-904c-7db67130efba_terseLabel_en-US" xlink:label="lab_us-gaap_CorporateDebtSecuritiesMember" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Corporate Debt Securities</link:label>
    <link:label id="lab_us-gaap_CorporateDebtSecuritiesMember_label_en-US" xlink:label="lab_us-gaap_CorporateDebtSecuritiesMember" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Corporate Debt Securities [Member]</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_CorporateDebtSecuritiesMember" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_CorporateDebtSecuritiesMember"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_CorporateDebtSecuritiesMember" xlink:to="lab_us-gaap_CorporateDebtSecuritiesMember" xlink:type="arc" order="1"/>
    <link:label id="lab_us-gaap_OtherPostretirementBenefitPlansDefinedBenefitMember_1c96612a-8707-4cbb-b36f-dee86e26940f_terseLabel_en-US" xlink:label="lab_us-gaap_OtherPostretirementBenefitPlansDefinedBenefitMember" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Other Postretirement Benefits Plan</link:label>
    <link:label id="lab_us-gaap_OtherPostretirementBenefitPlansDefinedBenefitMember_label_en-US" xlink:label="lab_us-gaap_OtherPostretirementBenefitPlansDefinedBenefitMember" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Other Postretirement Benefits Plan [Member]</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_OtherPostretirementBenefitPlansDefinedBenefitMember" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_OtherPostretirementBenefitPlansDefinedBenefitMember"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_OtherPostretirementBenefitPlansDefinedBenefitMember" xlink:to="lab_us-gaap_OtherPostretirementBenefitPlansDefinedBenefitMember" xlink:type="arc" order="1"/>
    <link:label id="lab_dei_TradingSymbol_fac06f9a-9c9c-4fe3-b39a-791acc822c30_terseLabel_en-US" xlink:label="lab_dei_TradingSymbol" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Trading Symbol</link:label>
    <link:label id="lab_dei_TradingSymbol_label_en-US" xlink:label="lab_dei_TradingSymbol" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Trading Symbol</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_dei_TradingSymbol" xlink:href="https://xbrl.sec.gov/dei/2020/dei-2020-01-31.xsd#dei_TradingSymbol"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_dei_TradingSymbol" xlink:to="lab_dei_TradingSymbol" xlink:type="arc" order="1"/>
    <link:label id="lab_us-gaap_WeightedAverageNumberOfSharesOutstandingDilutedDisclosureItemsAbstract_a1fc01af-9df1-43b2-b560-f8ffc080982a_terseLabel_en-US" xlink:label="lab_us-gaap_WeightedAverageNumberOfSharesOutstandingDilutedDisclosureItemsAbstract" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Weighted-Average Common Shares Outstanding:</link:label>
    <link:label id="lab_us-gaap_WeightedAverageNumberOfSharesOutstandingDilutedDisclosureItemsAbstract_label_en-US" xlink:label="lab_us-gaap_WeightedAverageNumberOfSharesOutstandingDilutedDisclosureItemsAbstract" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Weighted Average Number of Shares Outstanding Reconciliation [Abstract]</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_WeightedAverageNumberOfSharesOutstandingDilutedDisclosureItemsAbstract" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_WeightedAverageNumberOfSharesOutstandingDilutedDisclosureItemsAbstract"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_WeightedAverageNumberOfSharesOutstandingDilutedDisclosureItemsAbstract" xlink:to="lab_us-gaap_WeightedAverageNumberOfSharesOutstandingDilutedDisclosureItemsAbstract" xlink:type="arc" order="1"/>
    <link:label id="lab_us-gaap_RegulatoryLiabilityAxis_c3e2fa33-0f70-44a7-8a1b-b48466dac633_terseLabel_en-US" xlink:label="lab_us-gaap_RegulatoryLiabilityAxis" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Regulatory Liability [Axis]</link:label>
    <link:label id="lab_us-gaap_RegulatoryLiabilityAxis_label_en-US" xlink:label="lab_us-gaap_RegulatoryLiabilityAxis" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Regulatory Liability [Axis]</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_RegulatoryLiabilityAxis" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_RegulatoryLiabilityAxis"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_RegulatoryLiabilityAxis" xlink:to="lab_us-gaap_RegulatoryLiabilityAxis" xlink:type="arc" order="1"/>
    <link:label id="lab_us-gaap_FairValueByBalanceSheetGroupingTable_4b8da4fb-2f53-471b-b68f-1ec41f751869_terseLabel_en-US" xlink:label="lab_us-gaap_FairValueByBalanceSheetGroupingTable" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Fair Value, by Balance Sheet Grouping [Table]</link:label>
    <link:label id="lab_us-gaap_FairValueByBalanceSheetGroupingTable_label_en-US" xlink:label="lab_us-gaap_FairValueByBalanceSheetGroupingTable" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Fair Value, by Balance Sheet Grouping [Table]</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_FairValueByBalanceSheetGroupingTable" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_FairValueByBalanceSheetGroupingTable"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_FairValueByBalanceSheetGroupingTable" xlink:to="lab_us-gaap_FairValueByBalanceSheetGroupingTable" xlink:type="arc" order="1"/>
    <link:label id="lab_us-gaap_EarningsPerShareTextBlock_77d4473b-f7b6-4ac5-99ef-58f2bbd62ee6_terseLabel_en-US" xlink:label="lab_us-gaap_EarningsPerShareTextBlock" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Earnings Per Share</link:label>
    <link:label id="lab_us-gaap_EarningsPerShareTextBlock_label_en-US" xlink:label="lab_us-gaap_EarningsPerShareTextBlock" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Earnings Per Share [Text Block]</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_EarningsPerShareTextBlock" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_EarningsPerShareTextBlock"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_EarningsPerShareTextBlock" xlink:to="lab_us-gaap_EarningsPerShareTextBlock" xlink:type="arc" order="1"/>
    <link:label id="lab_us-gaap_PensionPlansDefinedBenefitMember_79665bb2-3bd4-4c25-9e58-471c4de60bef_terseLabel_en-US" xlink:label="lab_us-gaap_PensionPlansDefinedBenefitMember" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Pension Plan</link:label>
    <link:label id="lab_us-gaap_PensionPlansDefinedBenefitMember_label_en-US" xlink:label="lab_us-gaap_PensionPlansDefinedBenefitMember" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Pension Plan [Member]</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_PensionPlansDefinedBenefitMember" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_PensionPlansDefinedBenefitMember"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_PensionPlansDefinedBenefitMember" xlink:to="lab_us-gaap_PensionPlansDefinedBenefitMember" xlink:type="arc" order="1"/>
    <link:label id="lab_us-gaap_OrganizationConsolidationAndPresentationOfFinancialStatementsAbstract_label_en-US" xlink:label="lab_us-gaap_OrganizationConsolidationAndPresentationOfFinancialStatementsAbstract" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Organization, Consolidation and Presentation of Financial Statements [Abstract]</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_OrganizationConsolidationAndPresentationOfFinancialStatementsAbstract" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_OrganizationConsolidationAndPresentationOfFinancialStatementsAbstract"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_OrganizationConsolidationAndPresentationOfFinancialStatementsAbstract" xlink:to="lab_us-gaap_OrganizationConsolidationAndPresentationOfFinancialStatementsAbstract" xlink:type="arc" order="1"/>
    <link:label id="lab_us-gaap_LiabilitiesCurrentAbstract_5cf2424c-3f41-4e25-b206-c0f77f3875b9_terseLabel_en-US" xlink:label="lab_us-gaap_LiabilitiesCurrentAbstract" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Current Liabilities</link:label>
    <link:label id="lab_us-gaap_LiabilitiesCurrentAbstract_label_en-US" xlink:label="lab_us-gaap_LiabilitiesCurrentAbstract" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Liabilities, Current [Abstract]</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_LiabilitiesCurrentAbstract" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_LiabilitiesCurrentAbstract"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_LiabilitiesCurrentAbstract" xlink:to="lab_us-gaap_LiabilitiesCurrentAbstract" xlink:type="arc" order="1"/>
    <link:label id="lab_us-gaap_EffectiveIncomeTaxRateReconciliationAtFederalStatutoryIncomeTaxRate_7d2cc11f-cc52-4232-bcaa-cc94e5faea06_terseLabel_en-US" xlink:label="lab_us-gaap_EffectiveIncomeTaxRateReconciliationAtFederalStatutoryIncomeTaxRate" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Federal Statutory Rate</link:label>
    <link:label id="lab_us-gaap_EffectiveIncomeTaxRateReconciliationAtFederalStatutoryIncomeTaxRate_label_en-US" xlink:label="lab_us-gaap_EffectiveIncomeTaxRateReconciliationAtFederalStatutoryIncomeTaxRate" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Effective Income Tax Rate Reconciliation, at Federal Statutory Income Tax Rate, Percent</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_EffectiveIncomeTaxRateReconciliationAtFederalStatutoryIncomeTaxRate" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_EffectiveIncomeTaxRateReconciliationAtFederalStatutoryIncomeTaxRate"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_EffectiveIncomeTaxRateReconciliationAtFederalStatutoryIncomeTaxRate" xlink:to="lab_us-gaap_EffectiveIncomeTaxRateReconciliationAtFederalStatutoryIncomeTaxRate" xlink:type="arc" order="1"/>
    <link:label id="lab_dei_EntityShellCompany_43ca3f83-2275-4cd2-ae01-938a904e8cea_terseLabel_en-US" xlink:label="lab_dei_EntityShellCompany" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Entity Shell Company</link:label>
    <link:label id="lab_dei_EntityShellCompany_label_en-US" xlink:label="lab_dei_EntityShellCompany" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Entity Shell Company</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_dei_EntityShellCompany" xlink:href="https://xbrl.sec.gov/dei/2020/dei-2020-01-31.xsd#dei_EntityShellCompany"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_dei_EntityShellCompany" xlink:to="lab_dei_EntityShellCompany" xlink:type="arc" order="1"/>
    <link:label id="lab_us-gaap_SegmentReportingInformationLineItems_b993b91b-6a13-4587-bedf-644374de0002_terseLabel_en-US" xlink:label="lab_us-gaap_SegmentReportingInformationLineItems" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Segment Reporting Information [Line Items]</link:label>
    <link:label id="lab_us-gaap_SegmentReportingInformationLineItems_label_en-US" xlink:label="lab_us-gaap_SegmentReportingInformationLineItems" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Segment Reporting Information [Line Items]</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_SegmentReportingInformationLineItems" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_SegmentReportingInformationLineItems"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_SegmentReportingInformationLineItems" xlink:to="lab_us-gaap_SegmentReportingInformationLineItems" xlink:type="arc" order="1"/>
    <link:label id="lab_us-gaap_FairValueMeasurementsRecurringMember_88a0148a-2a41-44eb-a667-7bcdf540f38d_terseLabel_en-US" xlink:label="lab_us-gaap_FairValueMeasurementsRecurringMember" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Fair Value, Recurring</link:label>
    <link:label id="lab_us-gaap_FairValueMeasurementsRecurringMember_label_en-US" xlink:label="lab_us-gaap_FairValueMeasurementsRecurringMember" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Fair Value, Recurring [Member]</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_FairValueMeasurementsRecurringMember" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_FairValueMeasurementsRecurringMember"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_FairValueMeasurementsRecurringMember" xlink:to="lab_us-gaap_FairValueMeasurementsRecurringMember" xlink:type="arc" order="1"/>
    <link:label id="lab_ottr_NonelectricPlantMember_88a6e2df-2931-4322-9290-ae7789d294f0_terseLabel_en-US" xlink:label="lab_ottr_NonelectricPlantMember" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Nonelectric Property, Plant and Equipment</link:label>
    <link:label id="lab_ottr_NonelectricPlantMember_label_en-US" xlink:label="lab_ottr_NonelectricPlantMember" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Nonelectric Plant [Member]</link:label>
    <link:label id="lab_ottr_NonelectricPlantMember_documentation_en-US" xlink:label="lab_ottr_NonelectricPlantMember" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Represents information pertaining to properties other than electric plants.</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_ottr_NonelectricPlantMember" xlink:href="ottr-20210331.xsd#ottr_NonelectricPlantMember"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_ottr_NonelectricPlantMember" xlink:to="lab_ottr_NonelectricPlantMember" xlink:type="arc" order="1"/>
    <link:label id="lab_us-gaap_StatementOfFinancialPositionAbstract_a0fc8919-6f6f-4128-9f04-bd383e8735c8_terseLabel_en-US" xlink:label="lab_us-gaap_StatementOfFinancialPositionAbstract" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Statement of Financial Position [Abstract]</link:label>
    <link:label id="lab_us-gaap_StatementOfFinancialPositionAbstract_label_en-US" xlink:label="lab_us-gaap_StatementOfFinancialPositionAbstract" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Statement of Financial Position [Abstract]</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_StatementOfFinancialPositionAbstract" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_StatementOfFinancialPositionAbstract"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_StatementOfFinancialPositionAbstract" xlink:to="lab_us-gaap_StatementOfFinancialPositionAbstract" xlink:type="arc" order="1"/>
    <link:label id="lab_ottr_PlasticProductsMember_dfc293bf-b195-4c5e-a047-f1b753e59ef1_terseLabel_en-US" xlink:label="lab_ottr_PlasticProductsMember" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Plastic Products and Tooling</link:label>
    <link:label id="lab_ottr_PlasticProductsMember_label_en-US" xlink:label="lab_ottr_PlasticProductsMember" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Plastic Products [Member]</link:label>
    <link:label id="lab_ottr_PlasticProductsMember_documentation_en-US" xlink:label="lab_ottr_PlasticProductsMember" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Represents information pertaining to plastic products.</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_ottr_PlasticProductsMember" xlink:href="ottr-20210331.xsd#ottr_PlasticProductsMember"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_ottr_PlasticProductsMember" xlink:to="lab_ottr_PlasticProductsMember" xlink:type="arc" order="1"/>
    <link:label id="lab_us-gaap_RegulatoryAgencyDomain_2363aa69-1bc8-4357-aedf-df5a64df9f33_terseLabel_en-US" xlink:label="lab_us-gaap_RegulatoryAgencyDomain" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Regulatory Agency [Domain]</link:label>
    <link:label id="lab_us-gaap_RegulatoryAgencyDomain_label_en-US" xlink:label="lab_us-gaap_RegulatoryAgencyDomain" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en-US">Regulatory Agency [Domain]</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_RegulatoryAgencyDomain" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_RegulatoryAgencyDomain"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_RegulatoryAgencyDomain" xlink:to="lab_us-gaap_RegulatoryAgencyDomain" xlink:type="arc" order="1"/>
  </link:labelLink>
</link:linkbase>
</XBRL>
</TEXT>
</DOCUMENT>
<DOCUMENT>
<TYPE>EX-101.PRE
<SEQUENCE>10
<FILENAME>ottr-20210331_pre.xml
<DESCRIPTION>XBRL TAXONOMY EXTENSION PRESENTATION LINKBASE DOCUMENT
<TEXT>
<XBRL>
<?xml version="1.0" encoding="UTF-8"?>

<!--XBRL Document Created with Wdesk from Workiva-->
<!--Copyright 2021 Workiva-->
<!--r:5175639b-ee1e-4604-b574-a3957bad0594,g:26f82884-127b-48a9-a5e4-edc2a60f257f-->
<link:linkbase xmlns:link="http://www.xbrl.org/2003/linkbase" xmlns:xlink="http://www.w3.org/1999/xlink" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xsi:schemaLocation="http://www.xbrl.org/2003/linkbase http://www.xbrl.org/2003/xbrl-linkbase-2003-12-31.xsd">
  <link:roleRef roleURI="http://www.otpco.com/role/Cover" xlink:type="simple" xlink:href="ottr-20210331.xsd#Cover"/>
  <link:presentationLink xlink:role="http://www.otpco.com/role/Cover" xlink:type="extended">
    <link:loc xlink:type="locator" xlink:label="loc_dei_CoverAbstract_fb7f10b2-0f36-449f-a41c-8e96f82a2bbf" xlink:href="https://xbrl.sec.gov/dei/2020/dei-2020-01-31.xsd#dei_CoverAbstract"/>
    <link:loc xlink:type="locator" xlink:label="loc_dei_DocumentType_b00f6035-b6d2-4a4a-8fbb-77ec0c2ce701" xlink:href="https://xbrl.sec.gov/dei/2020/dei-2020-01-31.xsd#dei_DocumentType"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_dei_CoverAbstract_fb7f10b2-0f36-449f-a41c-8e96f82a2bbf" xlink:to="loc_dei_DocumentType_b00f6035-b6d2-4a4a-8fbb-77ec0c2ce701" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_dei_DocumentQuarterlyReport_e8271724-500d-4274-bfaf-79897d9bc389" xlink:href="https://xbrl.sec.gov/dei/2020/dei-2020-01-31.xsd#dei_DocumentQuarterlyReport"/>
    <link:presentationArc order="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_dei_CoverAbstract_fb7f10b2-0f36-449f-a41c-8e96f82a2bbf" xlink:to="loc_dei_DocumentQuarterlyReport_e8271724-500d-4274-bfaf-79897d9bc389" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_dei_DocumentPeriodEndDate_74068b8b-5711-4576-aca5-db55d02a7848" xlink:href="https://xbrl.sec.gov/dei/2020/dei-2020-01-31.xsd#dei_DocumentPeriodEndDate"/>
    <link:presentationArc order="3" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_dei_CoverAbstract_fb7f10b2-0f36-449f-a41c-8e96f82a2bbf" xlink:to="loc_dei_DocumentPeriodEndDate_74068b8b-5711-4576-aca5-db55d02a7848" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_dei_DocumentTransitionReport_9cf06ecc-8028-4d5b-a057-ebaac3f5b180" xlink:href="https://xbrl.sec.gov/dei/2020/dei-2020-01-31.xsd#dei_DocumentTransitionReport"/>
    <link:presentationArc order="4" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_dei_CoverAbstract_fb7f10b2-0f36-449f-a41c-8e96f82a2bbf" xlink:to="loc_dei_DocumentTransitionReport_9cf06ecc-8028-4d5b-a057-ebaac3f5b180" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_dei_EntityFileNumber_8f3d2b5c-1655-4690-988e-a930a2f42bba" xlink:href="https://xbrl.sec.gov/dei/2020/dei-2020-01-31.xsd#dei_EntityFileNumber"/>
    <link:presentationArc order="5" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_dei_CoverAbstract_fb7f10b2-0f36-449f-a41c-8e96f82a2bbf" xlink:to="loc_dei_EntityFileNumber_8f3d2b5c-1655-4690-988e-a930a2f42bba" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_dei_EntityRegistrantName_e8d1f3f2-2d5c-42d2-8bb7-d0ddcbcc8839" xlink:href="https://xbrl.sec.gov/dei/2020/dei-2020-01-31.xsd#dei_EntityRegistrantName"/>
    <link:presentationArc order="6" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_dei_CoverAbstract_fb7f10b2-0f36-449f-a41c-8e96f82a2bbf" xlink:to="loc_dei_EntityRegistrantName_e8d1f3f2-2d5c-42d2-8bb7-d0ddcbcc8839" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_dei_EntityIncorporationStateCountryCode_860ced3d-bf15-42cd-ba94-ea4b53f72e4c" xlink:href="https://xbrl.sec.gov/dei/2020/dei-2020-01-31.xsd#dei_EntityIncorporationStateCountryCode"/>
    <link:presentationArc order="7" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_dei_CoverAbstract_fb7f10b2-0f36-449f-a41c-8e96f82a2bbf" xlink:to="loc_dei_EntityIncorporationStateCountryCode_860ced3d-bf15-42cd-ba94-ea4b53f72e4c" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_dei_EntityTaxIdentificationNumber_2efcd9f4-ba43-4f7b-ba61-4569db5918ec" xlink:href="https://xbrl.sec.gov/dei/2020/dei-2020-01-31.xsd#dei_EntityTaxIdentificationNumber"/>
    <link:presentationArc order="8" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_dei_CoverAbstract_fb7f10b2-0f36-449f-a41c-8e96f82a2bbf" xlink:to="loc_dei_EntityTaxIdentificationNumber_2efcd9f4-ba43-4f7b-ba61-4569db5918ec" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_dei_EntityAddressAddressLine1_9e266d7b-70b8-4aba-80f0-e045ae33d5ff" xlink:href="https://xbrl.sec.gov/dei/2020/dei-2020-01-31.xsd#dei_EntityAddressAddressLine1"/>
    <link:presentationArc order="9" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_dei_CoverAbstract_fb7f10b2-0f36-449f-a41c-8e96f82a2bbf" xlink:to="loc_dei_EntityAddressAddressLine1_9e266d7b-70b8-4aba-80f0-e045ae33d5ff" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_dei_EntityAddressAddressLine2_75acf99d-6e47-423a-8200-b97b211e79bc" xlink:href="https://xbrl.sec.gov/dei/2020/dei-2020-01-31.xsd#dei_EntityAddressAddressLine2"/>
    <link:presentationArc order="10" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_dei_CoverAbstract_fb7f10b2-0f36-449f-a41c-8e96f82a2bbf" xlink:to="loc_dei_EntityAddressAddressLine2_75acf99d-6e47-423a-8200-b97b211e79bc" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_dei_EntityAddressCityOrTown_84a5d726-c4ab-4d9d-a60d-a7a9da524f8d" xlink:href="https://xbrl.sec.gov/dei/2020/dei-2020-01-31.xsd#dei_EntityAddressCityOrTown"/>
    <link:presentationArc order="11" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_dei_CoverAbstract_fb7f10b2-0f36-449f-a41c-8e96f82a2bbf" xlink:to="loc_dei_EntityAddressCityOrTown_84a5d726-c4ab-4d9d-a60d-a7a9da524f8d" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_dei_EntityAddressStateOrProvince_7eb9a486-8438-43cb-b628-0c24eb4b326c" xlink:href="https://xbrl.sec.gov/dei/2020/dei-2020-01-31.xsd#dei_EntityAddressStateOrProvince"/>
    <link:presentationArc order="12" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_dei_CoverAbstract_fb7f10b2-0f36-449f-a41c-8e96f82a2bbf" xlink:to="loc_dei_EntityAddressStateOrProvince_7eb9a486-8438-43cb-b628-0c24eb4b326c" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_dei_EntityAddressPostalZipCode_afbde8ba-5fad-449f-a098-5c83b620f198" xlink:href="https://xbrl.sec.gov/dei/2020/dei-2020-01-31.xsd#dei_EntityAddressPostalZipCode"/>
    <link:presentationArc order="13" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_dei_CoverAbstract_fb7f10b2-0f36-449f-a41c-8e96f82a2bbf" xlink:to="loc_dei_EntityAddressPostalZipCode_afbde8ba-5fad-449f-a098-5c83b620f198" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_dei_CityAreaCode_b660aaba-1d48-4e73-80ba-889562da295e" xlink:href="https://xbrl.sec.gov/dei/2020/dei-2020-01-31.xsd#dei_CityAreaCode"/>
    <link:presentationArc order="14" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_dei_CoverAbstract_fb7f10b2-0f36-449f-a41c-8e96f82a2bbf" xlink:to="loc_dei_CityAreaCode_b660aaba-1d48-4e73-80ba-889562da295e" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_dei_LocalPhoneNumber_ec4e357c-0240-401b-b965-fb3a8d4b7d84" xlink:href="https://xbrl.sec.gov/dei/2020/dei-2020-01-31.xsd#dei_LocalPhoneNumber"/>
    <link:presentationArc order="15" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_dei_CoverAbstract_fb7f10b2-0f36-449f-a41c-8e96f82a2bbf" xlink:to="loc_dei_LocalPhoneNumber_ec4e357c-0240-401b-b965-fb3a8d4b7d84" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_dei_Security12bTitle_04f54353-e724-4c6c-bab4-581a8f993637" xlink:href="https://xbrl.sec.gov/dei/2020/dei-2020-01-31.xsd#dei_Security12bTitle"/>
    <link:presentationArc order="16" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_dei_CoverAbstract_fb7f10b2-0f36-449f-a41c-8e96f82a2bbf" xlink:to="loc_dei_Security12bTitle_04f54353-e724-4c6c-bab4-581a8f993637" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_dei_TradingSymbol_fcc5a5f6-7372-45bc-9c9f-246339abf492" xlink:href="https://xbrl.sec.gov/dei/2020/dei-2020-01-31.xsd#dei_TradingSymbol"/>
    <link:presentationArc order="17" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_dei_CoverAbstract_fb7f10b2-0f36-449f-a41c-8e96f82a2bbf" xlink:to="loc_dei_TradingSymbol_fcc5a5f6-7372-45bc-9c9f-246339abf492" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_dei_SecurityExchangeName_8c7e90a5-b6f9-4d66-be25-7d333a378c57" xlink:href="https://xbrl.sec.gov/dei/2020/dei-2020-01-31.xsd#dei_SecurityExchangeName"/>
    <link:presentationArc order="18" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_dei_CoverAbstract_fb7f10b2-0f36-449f-a41c-8e96f82a2bbf" xlink:to="loc_dei_SecurityExchangeName_8c7e90a5-b6f9-4d66-be25-7d333a378c57" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_dei_EntityCurrentReportingStatus_04c3fbe2-74b1-4871-a708-76dd1223c6cb" xlink:href="https://xbrl.sec.gov/dei/2020/dei-2020-01-31.xsd#dei_EntityCurrentReportingStatus"/>
    <link:presentationArc order="19" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_dei_CoverAbstract_fb7f10b2-0f36-449f-a41c-8e96f82a2bbf" xlink:to="loc_dei_EntityCurrentReportingStatus_04c3fbe2-74b1-4871-a708-76dd1223c6cb" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_dei_EntityInteractiveDataCurrent_d31c08a9-5a25-478e-91b7-9805f4db4e1c" xlink:href="https://xbrl.sec.gov/dei/2020/dei-2020-01-31.xsd#dei_EntityInteractiveDataCurrent"/>
    <link:presentationArc order="20" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_dei_CoverAbstract_fb7f10b2-0f36-449f-a41c-8e96f82a2bbf" xlink:to="loc_dei_EntityInteractiveDataCurrent_d31c08a9-5a25-478e-91b7-9805f4db4e1c" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_dei_EntityFilerCategory_31ddc3db-4646-4f28-8a18-e7dcd796591c" xlink:href="https://xbrl.sec.gov/dei/2020/dei-2020-01-31.xsd#dei_EntityFilerCategory"/>
    <link:presentationArc order="21" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_dei_CoverAbstract_fb7f10b2-0f36-449f-a41c-8e96f82a2bbf" xlink:to="loc_dei_EntityFilerCategory_31ddc3db-4646-4f28-8a18-e7dcd796591c" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_dei_EntitySmallBusiness_6f70724c-541f-4205-97c3-fae2548599b0" xlink:href="https://xbrl.sec.gov/dei/2020/dei-2020-01-31.xsd#dei_EntitySmallBusiness"/>
    <link:presentationArc order="22" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_dei_CoverAbstract_fb7f10b2-0f36-449f-a41c-8e96f82a2bbf" xlink:to="loc_dei_EntitySmallBusiness_6f70724c-541f-4205-97c3-fae2548599b0" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_dei_EntityEmergingGrowthCompany_721edfdf-0174-48c4-88bf-b42546656047" xlink:href="https://xbrl.sec.gov/dei/2020/dei-2020-01-31.xsd#dei_EntityEmergingGrowthCompany"/>
    <link:presentationArc order="23" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_dei_CoverAbstract_fb7f10b2-0f36-449f-a41c-8e96f82a2bbf" xlink:to="loc_dei_EntityEmergingGrowthCompany_721edfdf-0174-48c4-88bf-b42546656047" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_dei_EntityShellCompany_48b4f2ec-118e-45f7-9dba-e9268bf7a90e" xlink:href="https://xbrl.sec.gov/dei/2020/dei-2020-01-31.xsd#dei_EntityShellCompany"/>
    <link:presentationArc order="24" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_dei_CoverAbstract_fb7f10b2-0f36-449f-a41c-8e96f82a2bbf" xlink:to="loc_dei_EntityShellCompany_48b4f2ec-118e-45f7-9dba-e9268bf7a90e" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_dei_EntityCommonStockSharesOutstanding_0006c5ed-59a0-4a45-9008-e0627be8d41b" xlink:href="https://xbrl.sec.gov/dei/2020/dei-2020-01-31.xsd#dei_EntityCommonStockSharesOutstanding"/>
    <link:presentationArc order="25" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_dei_CoverAbstract_fb7f10b2-0f36-449f-a41c-8e96f82a2bbf" xlink:to="loc_dei_EntityCommonStockSharesOutstanding_0006c5ed-59a0-4a45-9008-e0627be8d41b" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_dei_EntityCentralIndexKey_3d4c4239-7a92-48df-b92f-323ee332dac7" xlink:href="https://xbrl.sec.gov/dei/2020/dei-2020-01-31.xsd#dei_EntityCentralIndexKey"/>
    <link:presentationArc order="26" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_dei_CoverAbstract_fb7f10b2-0f36-449f-a41c-8e96f82a2bbf" xlink:to="loc_dei_EntityCentralIndexKey_3d4c4239-7a92-48df-b92f-323ee332dac7" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_dei_AmendmentFlag_1bc26612-2d71-459f-90d9-26af557cdea0" xlink:href="https://xbrl.sec.gov/dei/2020/dei-2020-01-31.xsd#dei_AmendmentFlag"/>
    <link:presentationArc order="27" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_dei_CoverAbstract_fb7f10b2-0f36-449f-a41c-8e96f82a2bbf" xlink:to="loc_dei_AmendmentFlag_1bc26612-2d71-459f-90d9-26af557cdea0" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_dei_DocumentFiscalPeriodFocus_eaf3e547-ac46-47b9-a4c0-08cdad4dc771" xlink:href="https://xbrl.sec.gov/dei/2020/dei-2020-01-31.xsd#dei_DocumentFiscalPeriodFocus"/>
    <link:presentationArc order="28" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_dei_CoverAbstract_fb7f10b2-0f36-449f-a41c-8e96f82a2bbf" xlink:to="loc_dei_DocumentFiscalPeriodFocus_eaf3e547-ac46-47b9-a4c0-08cdad4dc771" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_dei_DocumentFiscalYearFocus_7d6c9e29-d279-4e39-969c-1cf2c6ad6a7b" xlink:href="https://xbrl.sec.gov/dei/2020/dei-2020-01-31.xsd#dei_DocumentFiscalYearFocus"/>
    <link:presentationArc order="29" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_dei_CoverAbstract_fb7f10b2-0f36-449f-a41c-8e96f82a2bbf" xlink:to="loc_dei_DocumentFiscalYearFocus_7d6c9e29-d279-4e39-969c-1cf2c6ad6a7b" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_dei_CurrentFiscalYearEndDate_cb3004e7-3e77-4136-a43b-05e502c9e956" xlink:href="https://xbrl.sec.gov/dei/2020/dei-2020-01-31.xsd#dei_CurrentFiscalYearEndDate"/>
    <link:presentationArc order="30" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_dei_CoverAbstract_fb7f10b2-0f36-449f-a41c-8e96f82a2bbf" xlink:to="loc_dei_CurrentFiscalYearEndDate_cb3004e7-3e77-4136-a43b-05e502c9e956" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
  </link:presentationLink>
  <link:roleRef roleURI="http://www.otpco.com/role/ConsolidatedBalanceSheets" xlink:type="simple" xlink:href="ottr-20210331.xsd#ConsolidatedBalanceSheets"/>
  <link:presentationLink xlink:role="http://www.otpco.com/role/ConsolidatedBalanceSheets" xlink:type="extended">
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_StatementOfFinancialPositionAbstract_543ebdef-9643-44c9-83ee-11473cab0cb6" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_StatementOfFinancialPositionAbstract"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_AssetsAbstract_672f2b4a-643f-424f-89f3-062d67651087" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_AssetsAbstract"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_StatementOfFinancialPositionAbstract_543ebdef-9643-44c9-83ee-11473cab0cb6" xlink:to="loc_us-gaap_AssetsAbstract_672f2b4a-643f-424f-89f3-062d67651087" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_AssetsCurrentAbstract_bc6c6e91-42eb-44a1-b4d3-4873c3c72170" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_AssetsCurrentAbstract"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_AssetsAbstract_672f2b4a-643f-424f-89f3-062d67651087" xlink:to="loc_us-gaap_AssetsCurrentAbstract_bc6c6e91-42eb-44a1-b4d3-4873c3c72170" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_CashAndCashEquivalentsAtCarryingValue_87e6b491-4783-4894-a0e6-0619a60f6f00" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_CashAndCashEquivalentsAtCarryingValue"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_AssetsCurrentAbstract_bc6c6e91-42eb-44a1-b4d3-4873c3c72170" xlink:to="loc_us-gaap_CashAndCashEquivalentsAtCarryingValue_87e6b491-4783-4894-a0e6-0619a60f6f00" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_AccountsReceivableNet_5071396a-7b6e-440a-926c-51d0fd688ef1" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_AccountsReceivableNet"/>
    <link:presentationArc order="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_AssetsCurrentAbstract_bc6c6e91-42eb-44a1-b4d3-4873c3c72170" xlink:to="loc_us-gaap_AccountsReceivableNet_5071396a-7b6e-440a-926c-51d0fd688ef1" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_InventoryNet_313659fd-d009-4737-b106-692d926f2748" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_InventoryNet"/>
    <link:presentationArc order="3" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_AssetsCurrentAbstract_bc6c6e91-42eb-44a1-b4d3-4873c3c72170" xlink:to="loc_us-gaap_InventoryNet_313659fd-d009-4737-b106-692d926f2748" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_RegulatoryAssetsCurrent_5c3f5138-d22a-44a7-9303-6867e36e74fd" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_RegulatoryAssetsCurrent"/>
    <link:presentationArc order="4" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_AssetsCurrentAbstract_bc6c6e91-42eb-44a1-b4d3-4873c3c72170" xlink:to="loc_us-gaap_RegulatoryAssetsCurrent_5c3f5138-d22a-44a7-9303-6867e36e74fd" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/verboseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_OtherAssetsCurrent_9d68ee80-df18-498f-afef-1ae6f2f746f1" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_OtherAssetsCurrent"/>
    <link:presentationArc order="5" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_AssetsCurrentAbstract_bc6c6e91-42eb-44a1-b4d3-4873c3c72170" xlink:to="loc_us-gaap_OtherAssetsCurrent_9d68ee80-df18-498f-afef-1ae6f2f746f1" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_AssetsCurrent_6e1e76e3-91f6-44ce-91f9-5dc099495777" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_AssetsCurrent"/>
    <link:presentationArc order="6" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_AssetsCurrentAbstract_bc6c6e91-42eb-44a1-b4d3-4873c3c72170" xlink:to="loc_us-gaap_AssetsCurrent_6e1e76e3-91f6-44ce-91f9-5dc099495777" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/totalLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_AssetsNoncurrentAbstract_ffe14dd1-eb2b-4459-8969-93e7c5f801fb" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_AssetsNoncurrentAbstract"/>
    <link:presentationArc order="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_AssetsAbstract_672f2b4a-643f-424f-89f3-062d67651087" xlink:to="loc_us-gaap_AssetsNoncurrentAbstract_ffe14dd1-eb2b-4459-8969-93e7c5f801fb" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_LongTermInvestments_65eab663-27e5-4cbb-986a-a8d6533f0202" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_LongTermInvestments"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_AssetsNoncurrentAbstract_ffe14dd1-eb2b-4459-8969-93e7c5f801fb" xlink:to="loc_us-gaap_LongTermInvestments_65eab663-27e5-4cbb-986a-a8d6533f0202" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_PropertyPlantAndEquipmentNet_90efcb4a-da16-4d30-acfd-cbc262aa7df4" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_PropertyPlantAndEquipmentNet"/>
    <link:presentationArc order="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_AssetsNoncurrentAbstract_ffe14dd1-eb2b-4459-8969-93e7c5f801fb" xlink:to="loc_us-gaap_PropertyPlantAndEquipmentNet_90efcb4a-da16-4d30-acfd-cbc262aa7df4" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_RegulatoryAssetsNoncurrent_924b6e2b-4527-4ba5-ae68-96fe685cd018" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_RegulatoryAssetsNoncurrent"/>
    <link:presentationArc order="3" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_AssetsNoncurrentAbstract_ffe14dd1-eb2b-4459-8969-93e7c5f801fb" xlink:to="loc_us-gaap_RegulatoryAssetsNoncurrent_924b6e2b-4527-4ba5-ae68-96fe685cd018" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_IntangibleAssetsNetExcludingGoodwill_9a9b471c-6599-4542-9ee8-b0cf82d03bdd" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_IntangibleAssetsNetExcludingGoodwill"/>
    <link:presentationArc order="4" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_AssetsNoncurrentAbstract_ffe14dd1-eb2b-4459-8969-93e7c5f801fb" xlink:to="loc_us-gaap_IntangibleAssetsNetExcludingGoodwill_9a9b471c-6599-4542-9ee8-b0cf82d03bdd" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_Goodwill_46fe7d3a-0437-4457-a3e8-f8dab7f26a54" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_Goodwill"/>
    <link:presentationArc order="5" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_AssetsNoncurrentAbstract_ffe14dd1-eb2b-4459-8969-93e7c5f801fb" xlink:to="loc_us-gaap_Goodwill_46fe7d3a-0437-4457-a3e8-f8dab7f26a54" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_OtherAssetsNoncurrent_a17231aa-7bfb-4c29-bbf8-ff5ff7f1a1af" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_OtherAssetsNoncurrent"/>
    <link:presentationArc order="6" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_AssetsNoncurrentAbstract_ffe14dd1-eb2b-4459-8969-93e7c5f801fb" xlink:to="loc_us-gaap_OtherAssetsNoncurrent_a17231aa-7bfb-4c29-bbf8-ff5ff7f1a1af" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_AssetsNoncurrent_ce93146b-2e11-4c92-9bc0-6fd479393e1d" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_AssetsNoncurrent"/>
    <link:presentationArc order="7" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_AssetsNoncurrentAbstract_ffe14dd1-eb2b-4459-8969-93e7c5f801fb" xlink:to="loc_us-gaap_AssetsNoncurrent_ce93146b-2e11-4c92-9bc0-6fd479393e1d" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/totalLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_Assets_720dce8e-d2df-49e3-88b2-173a96daac61" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_Assets"/>
    <link:presentationArc order="3" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_AssetsAbstract_672f2b4a-643f-424f-89f3-062d67651087" xlink:to="loc_us-gaap_Assets_720dce8e-d2df-49e3-88b2-173a96daac61" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/totalLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_LiabilitiesAndStockholdersEquityAbstract_7302861f-d512-4f68-8529-7ab288d6ea88" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_LiabilitiesAndStockholdersEquityAbstract"/>
    <link:presentationArc order="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_StatementOfFinancialPositionAbstract_543ebdef-9643-44c9-83ee-11473cab0cb6" xlink:to="loc_us-gaap_LiabilitiesAndStockholdersEquityAbstract_7302861f-d512-4f68-8529-7ab288d6ea88" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_LiabilitiesCurrentAbstract_713d3d5d-e79d-4e64-97d9-c50690f89ec7" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_LiabilitiesCurrentAbstract"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_LiabilitiesAndStockholdersEquityAbstract_7302861f-d512-4f68-8529-7ab288d6ea88" xlink:to="loc_us-gaap_LiabilitiesCurrentAbstract_713d3d5d-e79d-4e64-97d9-c50690f89ec7" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ShortTermBorrowings_8fb2995a-1447-4d83-9229-91808a21d77d" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_ShortTermBorrowings"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_LiabilitiesCurrentAbstract_713d3d5d-e79d-4e64-97d9-c50690f89ec7" xlink:to="loc_us-gaap_ShortTermBorrowings_8fb2995a-1447-4d83-9229-91808a21d77d" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_LongTermDebtCurrent_eb4b1d25-b767-4526-8c42-54024c5b454e" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_LongTermDebtCurrent"/>
    <link:presentationArc order="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_LiabilitiesCurrentAbstract_713d3d5d-e79d-4e64-97d9-c50690f89ec7" xlink:to="loc_us-gaap_LongTermDebtCurrent_eb4b1d25-b767-4526-8c42-54024c5b454e" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/verboseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_AccountsPayableCurrent_0b7dc994-28e8-4b64-b6c1-73180f2eb0bf" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_AccountsPayableCurrent"/>
    <link:presentationArc order="3" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_LiabilitiesCurrentAbstract_713d3d5d-e79d-4e64-97d9-c50690f89ec7" xlink:to="loc_us-gaap_AccountsPayableCurrent_0b7dc994-28e8-4b64-b6c1-73180f2eb0bf" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_EmployeeRelatedLiabilitiesCurrent_35dc5cf5-b35b-4377-988d-c84534bca0f6" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_EmployeeRelatedLiabilitiesCurrent"/>
    <link:presentationArc order="4" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_LiabilitiesCurrentAbstract_713d3d5d-e79d-4e64-97d9-c50690f89ec7" xlink:to="loc_us-gaap_EmployeeRelatedLiabilitiesCurrent_35dc5cf5-b35b-4377-988d-c84534bca0f6" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_AccrualForTaxesOtherThanIncomeTaxesCurrent_53fb4a25-d3c1-45c3-91ba-d504d09c30c1" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_AccrualForTaxesOtherThanIncomeTaxesCurrent"/>
    <link:presentationArc order="5" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_LiabilitiesCurrentAbstract_713d3d5d-e79d-4e64-97d9-c50690f89ec7" xlink:to="loc_us-gaap_AccrualForTaxesOtherThanIncomeTaxesCurrent_53fb4a25-d3c1-45c3-91ba-d504d09c30c1" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_RegulatoryLiabilityCurrent_ae57848d-1243-4ed6-ade1-36b35014a553" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_RegulatoryLiabilityCurrent"/>
    <link:presentationArc order="6" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_LiabilitiesCurrentAbstract_713d3d5d-e79d-4e64-97d9-c50690f89ec7" xlink:to="loc_us-gaap_RegulatoryLiabilityCurrent_ae57848d-1243-4ed6-ade1-36b35014a553" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_OtherLiabilitiesCurrent_a3825f21-f7cc-47d2-b3d8-2cfe260aeadb" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_OtherLiabilitiesCurrent"/>
    <link:presentationArc order="7" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_LiabilitiesCurrentAbstract_713d3d5d-e79d-4e64-97d9-c50690f89ec7" xlink:to="loc_us-gaap_OtherLiabilitiesCurrent_a3825f21-f7cc-47d2-b3d8-2cfe260aeadb" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_LiabilitiesCurrent_94a518ad-1fe7-4b16-84ca-393b0c2109d2" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_LiabilitiesCurrent"/>
    <link:presentationArc order="8" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_LiabilitiesCurrentAbstract_713d3d5d-e79d-4e64-97d9-c50690f89ec7" xlink:to="loc_us-gaap_LiabilitiesCurrent_94a518ad-1fe7-4b16-84ca-393b0c2109d2" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/totalLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_LiabilitiesNoncurrentAbstract_a6d52489-f241-4279-b915-29c069978ac0" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_LiabilitiesNoncurrentAbstract"/>
    <link:presentationArc order="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_LiabilitiesAndStockholdersEquityAbstract_7302861f-d512-4f68-8529-7ab288d6ea88" xlink:to="loc_us-gaap_LiabilitiesNoncurrentAbstract_a6d52489-f241-4279-b915-29c069978ac0" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DefinedBenefitPensionPlanLiabilitiesNoncurrent_b59e0ee8-ed2b-4226-bb71-feb603c447ed" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_DefinedBenefitPensionPlanLiabilitiesNoncurrent"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_LiabilitiesNoncurrentAbstract_a6d52489-f241-4279-b915-29c069978ac0" xlink:to="loc_us-gaap_DefinedBenefitPensionPlanLiabilitiesNoncurrent_b59e0ee8-ed2b-4226-bb71-feb603c447ed" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_OtherPostretirementDefinedBenefitPlanLiabilitiesNoncurrent_152dbb84-8b97-48f1-9ea8-d839ae686eda" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_OtherPostretirementDefinedBenefitPlanLiabilitiesNoncurrent"/>
    <link:presentationArc order="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_LiabilitiesNoncurrentAbstract_a6d52489-f241-4279-b915-29c069978ac0" xlink:to="loc_us-gaap_OtherPostretirementDefinedBenefitPlanLiabilitiesNoncurrent_152dbb84-8b97-48f1-9ea8-d839ae686eda" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_RegulatoryLiabilityNoncurrent_f179e91c-47df-4238-97e0-5b082d9ca405" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_RegulatoryLiabilityNoncurrent"/>
    <link:presentationArc order="3" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_LiabilitiesNoncurrentAbstract_a6d52489-f241-4279-b915-29c069978ac0" xlink:to="loc_us-gaap_RegulatoryLiabilityNoncurrent_f179e91c-47df-4238-97e0-5b082d9ca405" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/verboseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DeferredIncomeTaxLiabilitiesNet_1518ffcd-e31f-4499-b979-9efd89969d90" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_DeferredIncomeTaxLiabilitiesNet"/>
    <link:presentationArc order="4" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_LiabilitiesNoncurrentAbstract_a6d52489-f241-4279-b915-29c069978ac0" xlink:to="loc_us-gaap_DeferredIncomeTaxLiabilitiesNet_1518ffcd-e31f-4499-b979-9efd89969d90" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_AccumulatedDeferredInvestmentTaxCredit_917888e7-0da8-47a7-bccb-b5b23f36553e" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_AccumulatedDeferredInvestmentTaxCredit"/>
    <link:presentationArc order="5" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_LiabilitiesNoncurrentAbstract_a6d52489-f241-4279-b915-29c069978ac0" xlink:to="loc_us-gaap_AccumulatedDeferredInvestmentTaxCredit_917888e7-0da8-47a7-bccb-b5b23f36553e" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_OtherLiabilitiesNoncurrent_a37f432c-a0b3-4e6f-8773-6e6067aa521f" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_OtherLiabilitiesNoncurrent"/>
    <link:presentationArc order="6" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_LiabilitiesNoncurrentAbstract_a6d52489-f241-4279-b915-29c069978ac0" xlink:to="loc_us-gaap_OtherLiabilitiesNoncurrent_a37f432c-a0b3-4e6f-8773-6e6067aa521f" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_LiabilitiesNoncurrent_5433423c-a6c0-4641-a1dd-458c53c37199" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_LiabilitiesNoncurrent"/>
    <link:presentationArc order="7" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_LiabilitiesNoncurrentAbstract_a6d52489-f241-4279-b915-29c069978ac0" xlink:to="loc_us-gaap_LiabilitiesNoncurrent_5433423c-a6c0-4641-a1dd-458c53c37199" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/totalLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_CommitmentsAndContingencies_7106163e-9db8-42be-ad9c-1ceb28ae4b3e" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_CommitmentsAndContingencies"/>
    <link:presentationArc order="3" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_LiabilitiesAndStockholdersEquityAbstract_7302861f-d512-4f68-8529-7ab288d6ea88" xlink:to="loc_us-gaap_CommitmentsAndContingencies_7106163e-9db8-42be-ad9c-1ceb28ae4b3e" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_CapitalizationLongtermDebtAndEquityAbstract_9447d06f-16c9-4dd8-b20c-3f2c26ca8ccc" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_CapitalizationLongtermDebtAndEquityAbstract"/>
    <link:presentationArc order="4" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_LiabilitiesAndStockholdersEquityAbstract_7302861f-d512-4f68-8529-7ab288d6ea88" xlink:to="loc_us-gaap_CapitalizationLongtermDebtAndEquityAbstract_9447d06f-16c9-4dd8-b20c-3f2c26ca8ccc" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_LongTermDebtNoncurrent_6a00c6a0-d0e3-4ab5-9da6-940175d0b8cf" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_LongTermDebtNoncurrent"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_CapitalizationLongtermDebtAndEquityAbstract_9447d06f-16c9-4dd8-b20c-3f2c26ca8ccc" xlink:to="loc_us-gaap_LongTermDebtNoncurrent_6a00c6a0-d0e3-4ab5-9da6-940175d0b8cf" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/verboseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_StockholdersEquityAbstract_5863a582-2609-4e58-b154-e48f04c7501e" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_StockholdersEquityAbstract"/>
    <link:presentationArc order="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_CapitalizationLongtermDebtAndEquityAbstract_9447d06f-16c9-4dd8-b20c-3f2c26ca8ccc" xlink:to="loc_us-gaap_StockholdersEquityAbstract_5863a582-2609-4e58-b154-e48f04c7501e" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_CommonStockValue_9ca6aafd-abca-4b99-865f-92a712e84dcf" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_CommonStockValue"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_StockholdersEquityAbstract_5863a582-2609-4e58-b154-e48f04c7501e" xlink:to="loc_us-gaap_CommonStockValue_9ca6aafd-abca-4b99-865f-92a712e84dcf" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_AdditionalPaidInCapitalCommonStock_cbb488cb-43b3-404b-906a-67a613982139" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_AdditionalPaidInCapitalCommonStock"/>
    <link:presentationArc order="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_StockholdersEquityAbstract_5863a582-2609-4e58-b154-e48f04c7501e" xlink:to="loc_us-gaap_AdditionalPaidInCapitalCommonStock_cbb488cb-43b3-404b-906a-67a613982139" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_RetainedEarningsAccumulatedDeficit_bee95426-d809-46aa-9102-4c803abf43f5" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_RetainedEarningsAccumulatedDeficit"/>
    <link:presentationArc order="3" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_StockholdersEquityAbstract_5863a582-2609-4e58-b154-e48f04c7501e" xlink:to="loc_us-gaap_RetainedEarningsAccumulatedDeficit_bee95426-d809-46aa-9102-4c803abf43f5" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_AccumulatedOtherComprehensiveIncomeLossNetOfTax_3bfad158-f19f-49b0-9222-abbbeb1dc9e0" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_AccumulatedOtherComprehensiveIncomeLossNetOfTax"/>
    <link:presentationArc order="4" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_StockholdersEquityAbstract_5863a582-2609-4e58-b154-e48f04c7501e" xlink:to="loc_us-gaap_AccumulatedOtherComprehensiveIncomeLossNetOfTax_3bfad158-f19f-49b0-9222-abbbeb1dc9e0" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/verboseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_StockholdersEquity_e797c2cf-71a7-41ae-bd55-5e46e40d44d6" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_StockholdersEquity"/>
    <link:presentationArc order="5" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_StockholdersEquityAbstract_5863a582-2609-4e58-b154-e48f04c7501e" xlink:to="loc_us-gaap_StockholdersEquity_e797c2cf-71a7-41ae-bd55-5e46e40d44d6" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/totalLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_CapitalizationLongtermDebtAndEquity_2119e815-cec6-4abe-b952-f1aa61294340" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_CapitalizationLongtermDebtAndEquity"/>
    <link:presentationArc order="3" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_CapitalizationLongtermDebtAndEquityAbstract_9447d06f-16c9-4dd8-b20c-3f2c26ca8ccc" xlink:to="loc_us-gaap_CapitalizationLongtermDebtAndEquity_2119e815-cec6-4abe-b952-f1aa61294340" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/totalLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_LiabilitiesAndStockholdersEquity_a4d5b16e-69e1-4f4e-bf35-ea503e083e91" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_LiabilitiesAndStockholdersEquity"/>
    <link:presentationArc order="5" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_LiabilitiesAndStockholdersEquityAbstract_7302861f-d512-4f68-8529-7ab288d6ea88" xlink:to="loc_us-gaap_LiabilitiesAndStockholdersEquity_a4d5b16e-69e1-4f4e-bf35-ea503e083e91" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/totalLabel"/>
  </link:presentationLink>
  <link:roleRef roleURI="http://www.otpco.com/role/ConsolidatedBalanceSheetsParentheticals" xlink:type="simple" xlink:href="ottr-20210331.xsd#ConsolidatedBalanceSheetsParentheticals"/>
  <link:presentationLink xlink:role="http://www.otpco.com/role/ConsolidatedBalanceSheetsParentheticals" xlink:type="extended">
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_StatementOfFinancialPositionAbstract_d0b5579d-ab14-4be5-ac68-9999dbad7396" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_StatementOfFinancialPositionAbstract"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_CommonStockSharesAuthorized_c230b6ea-5dcb-4b0c-80e4-19425561ac05" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_CommonStockSharesAuthorized"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_StatementOfFinancialPositionAbstract_d0b5579d-ab14-4be5-ac68-9999dbad7396" xlink:to="loc_us-gaap_CommonStockSharesAuthorized_c230b6ea-5dcb-4b0c-80e4-19425561ac05" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_CommonStockParOrStatedValuePerShare_cd15c0ec-351d-4c73-a311-3a65c227c6cb" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_CommonStockParOrStatedValuePerShare"/>
    <link:presentationArc order="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_StatementOfFinancialPositionAbstract_d0b5579d-ab14-4be5-ac68-9999dbad7396" xlink:to="loc_us-gaap_CommonStockParOrStatedValuePerShare_cd15c0ec-351d-4c73-a311-3a65c227c6cb" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_CommonStockSharesOutstanding_58d3390b-c7e9-42df-a988-492ead16cae9" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_CommonStockSharesOutstanding"/>
    <link:presentationArc order="3" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_StatementOfFinancialPositionAbstract_d0b5579d-ab14-4be5-ac68-9999dbad7396" xlink:to="loc_us-gaap_CommonStockSharesOutstanding_58d3390b-c7e9-42df-a988-492ead16cae9" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
  </link:presentationLink>
  <link:roleRef roleURI="http://www.otpco.com/role/ConsolidatedStatementsofIncome" xlink:type="simple" xlink:href="ottr-20210331.xsd#ConsolidatedStatementsofIncome"/>
  <link:presentationLink xlink:role="http://www.otpco.com/role/ConsolidatedStatementsofIncome" xlink:type="extended">
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_IncomeStatementAbstract_28b28bbd-7f95-4283-bbca-bc0aaab9f3bd" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_IncomeStatementAbstract"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_StatementTable_7d03e93c-99ba-4834-9848-cbc1ba21b072" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_StatementTable"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_IncomeStatementAbstract_28b28bbd-7f95-4283-bbca-bc0aaab9f3bd" xlink:to="loc_us-gaap_StatementTable_7d03e93c-99ba-4834-9848-cbc1ba21b072" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_srt_ProductOrServiceAxis_49e938aa-3cf3-47c0-aea3-01f9dd6c6759" xlink:href="http://xbrl.fasb.org/srt/2020/elts/srt-2020-01-31.xsd#srt_ProductOrServiceAxis"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_StatementTable_7d03e93c-99ba-4834-9848-cbc1ba21b072" xlink:to="loc_srt_ProductOrServiceAxis_49e938aa-3cf3-47c0-aea3-01f9dd6c6759" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_srt_ProductsAndServicesDomain_f904c367-e9fd-42a4-87be-bb0cbf9a05e5" xlink:href="http://xbrl.fasb.org/srt/2020/elts/srt-2020-01-31.xsd#srt_ProductsAndServicesDomain"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_srt_ProductOrServiceAxis_49e938aa-3cf3-47c0-aea3-01f9dd6c6759" xlink:to="loc_srt_ProductsAndServicesDomain_f904c367-e9fd-42a4-87be-bb0cbf9a05e5" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_ottr_ElectricMember_9ec7474b-cb27-42d8-a180-48cf8fd6c293" xlink:href="ottr-20210331.xsd#ottr_ElectricMember"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_srt_ProductsAndServicesDomain_f904c367-e9fd-42a4-87be-bb0cbf9a05e5" xlink:to="loc_ottr_ElectricMember_9ec7474b-cb27-42d8-a180-48cf8fd6c293" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_ottr_ProductSalesMember_2a5351f0-91df-4c4f-b6bb-27e9d826ea9e" xlink:href="ottr-20210331.xsd#ottr_ProductSalesMember"/>
    <link:presentationArc order="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_srt_ProductsAndServicesDomain_f904c367-e9fd-42a4-87be-bb0cbf9a05e5" xlink:to="loc_ottr_ProductSalesMember_2a5351f0-91df-4c4f-b6bb-27e9d826ea9e" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_StatementLineItems_ca542b5b-0cd2-4a53-8829-8aa321f0cdac" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_StatementLineItems"/>
    <link:presentationArc order="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_StatementTable_7d03e93c-99ba-4834-9848-cbc1ba21b072" xlink:to="loc_us-gaap_StatementLineItems_ca542b5b-0cd2-4a53-8829-8aa321f0cdac" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_RevenuesAbstract_4be8d80b-e1f9-419f-af9a-041618ecfeca" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_RevenuesAbstract"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_StatementLineItems_ca542b5b-0cd2-4a53-8829-8aa321f0cdac" xlink:to="loc_us-gaap_RevenuesAbstract_4be8d80b-e1f9-419f-af9a-041618ecfeca" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_Revenues_f49630bd-f089-4cc6-8e13-a896f5565fa8" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_Revenues"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_RevenuesAbstract_4be8d80b-e1f9-419f-af9a-041618ecfeca" xlink:to="loc_us-gaap_Revenues_f49630bd-f089-4cc6-8e13-a896f5565fa8" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_CostsAndExpensesAbstract_48b9d301-f827-482a-a3d1-646d4fe2b2b2" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_CostsAndExpensesAbstract"/>
    <link:presentationArc order="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_StatementLineItems_ca542b5b-0cd2-4a53-8829-8aa321f0cdac" xlink:to="loc_us-gaap_CostsAndExpensesAbstract_48b9d301-f827-482a-a3d1-646d4fe2b2b2" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_UtilitiesOperatingExpenseFuelUsed_e771d673-1508-4720-a39d-bbdea03f7fa3" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_UtilitiesOperatingExpenseFuelUsed"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_CostsAndExpensesAbstract_48b9d301-f827-482a-a3d1-646d4fe2b2b2" xlink:to="loc_us-gaap_UtilitiesOperatingExpenseFuelUsed_e771d673-1508-4720-a39d-bbdea03f7fa3" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_UtilitiesOperatingExpensePurchasedPower_a3e20b80-7388-4664-86b2-b9e1067f490e" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_UtilitiesOperatingExpensePurchasedPower"/>
    <link:presentationArc order="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_CostsAndExpensesAbstract_48b9d301-f827-482a-a3d1-646d4fe2b2b2" xlink:to="loc_us-gaap_UtilitiesOperatingExpensePurchasedPower_a3e20b80-7388-4664-86b2-b9e1067f490e" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_UtilitiesOperatingExpenseMaintenanceAndOperations_077a0b3a-5309-4162-bae9-562a7d9403ec" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_UtilitiesOperatingExpenseMaintenanceAndOperations"/>
    <link:presentationArc order="3" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_CostsAndExpensesAbstract_48b9d301-f827-482a-a3d1-646d4fe2b2b2" xlink:to="loc_us-gaap_UtilitiesOperatingExpenseMaintenanceAndOperations_077a0b3a-5309-4162-bae9-562a7d9403ec" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_UtilitiesOperatingExpenseProductsAndServices_e34482d7-1e4d-4c27-9d55-28cad26f7680" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_UtilitiesOperatingExpenseProductsAndServices"/>
    <link:presentationArc order="4" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_CostsAndExpensesAbstract_48b9d301-f827-482a-a3d1-646d4fe2b2b2" xlink:to="loc_us-gaap_UtilitiesOperatingExpenseProductsAndServices_e34482d7-1e4d-4c27-9d55-28cad26f7680" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_OtherCostAndExpenseOperating_3d3cecf3-7842-4c22-acd6-793ab24ec305" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_OtherCostAndExpenseOperating"/>
    <link:presentationArc order="5" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_CostsAndExpensesAbstract_48b9d301-f827-482a-a3d1-646d4fe2b2b2" xlink:to="loc_us-gaap_OtherCostAndExpenseOperating_3d3cecf3-7842-4c22-acd6-793ab24ec305" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DepreciationDepletionAndAmortization_374e04d5-66c9-43c9-b86d-77237b78f154" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_DepreciationDepletionAndAmortization"/>
    <link:presentationArc order="6" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_CostsAndExpensesAbstract_48b9d301-f827-482a-a3d1-646d4fe2b2b2" xlink:to="loc_us-gaap_DepreciationDepletionAndAmortization_374e04d5-66c9-43c9-b86d-77237b78f154" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_UtilitiesOperatingExpenseOther_7562c0f2-e13c-401a-9dd3-a57b49c8cb96" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_UtilitiesOperatingExpenseOther"/>
    <link:presentationArc order="7" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_CostsAndExpensesAbstract_48b9d301-f827-482a-a3d1-646d4fe2b2b2" xlink:to="loc_us-gaap_UtilitiesOperatingExpenseOther_7562c0f2-e13c-401a-9dd3-a57b49c8cb96" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_CostsAndExpenses_7d0c60c7-2191-481c-949c-03019e65e7a7" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_CostsAndExpenses"/>
    <link:presentationArc order="8" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_CostsAndExpensesAbstract_48b9d301-f827-482a-a3d1-646d4fe2b2b2" xlink:to="loc_us-gaap_CostsAndExpenses_7d0c60c7-2191-481c-949c-03019e65e7a7" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/totalLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_OperatingIncomeLoss_cbd61b47-af03-49ef-9f9f-bd175e786616" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_OperatingIncomeLoss"/>
    <link:presentationArc order="3" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_StatementLineItems_ca542b5b-0cd2-4a53-8829-8aa321f0cdac" xlink:to="loc_us-gaap_OperatingIncomeLoss_cbd61b47-af03-49ef-9f9f-bd175e786616" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/totalLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_NonoperatingIncomeExpenseAbstract_bc620e9c-fc1d-4d83-8136-3094ecb3723e" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_NonoperatingIncomeExpenseAbstract"/>
    <link:presentationArc order="4" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_StatementLineItems_ca542b5b-0cd2-4a53-8829-8aa321f0cdac" xlink:to="loc_us-gaap_NonoperatingIncomeExpenseAbstract_bc620e9c-fc1d-4d83-8136-3094ecb3723e" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_InterestAndDebtExpense_256f167c-2469-486d-8b14-b02a1c031cd8" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_InterestAndDebtExpense"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_NonoperatingIncomeExpenseAbstract_bc620e9c-fc1d-4d83-8136-3094ecb3723e" xlink:to="loc_us-gaap_InterestAndDebtExpense_256f167c-2469-486d-8b14-b02a1c031cd8" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_NetPeriodicDefinedBenefitsExpenseReversalOfExpenseExcludingServiceCostComponent_619e31c2-c41a-49d2-a2a1-ba6607c3a0ef" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_NetPeriodicDefinedBenefitsExpenseReversalOfExpenseExcludingServiceCostComponent"/>
    <link:presentationArc order="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_NonoperatingIncomeExpenseAbstract_bc620e9c-fc1d-4d83-8136-3094ecb3723e" xlink:to="loc_us-gaap_NetPeriodicDefinedBenefitsExpenseReversalOfExpenseExcludingServiceCostComponent_619e31c2-c41a-49d2-a2a1-ba6607c3a0ef" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_OtherNonoperatingIncomeExpense_0112f060-e8f4-4fad-9257-e95e37ffda9e" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_OtherNonoperatingIncomeExpense"/>
    <link:presentationArc order="3" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_NonoperatingIncomeExpenseAbstract_bc620e9c-fc1d-4d83-8136-3094ecb3723e" xlink:to="loc_us-gaap_OtherNonoperatingIncomeExpense_0112f060-e8f4-4fad-9257-e95e37ffda9e" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest_bfecfdf5-e186-4670-8d10-f37feeda2c83" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest"/>
    <link:presentationArc order="5" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_StatementLineItems_ca542b5b-0cd2-4a53-8829-8aa321f0cdac" xlink:to="loc_us-gaap_IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest_bfecfdf5-e186-4670-8d10-f37feeda2c83" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/totalLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_IncomeTaxExpenseBenefit_9ced6e68-b98f-4ee4-8da9-fd54fda83773" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_IncomeTaxExpenseBenefit"/>
    <link:presentationArc order="6" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_StatementLineItems_ca542b5b-0cd2-4a53-8829-8aa321f0cdac" xlink:to="loc_us-gaap_IncomeTaxExpenseBenefit_9ced6e68-b98f-4ee4-8da9-fd54fda83773" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/verboseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_NetIncomeLoss_60469a77-34ed-45ac-88b2-1f9846a24b7a" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_NetIncomeLoss"/>
    <link:presentationArc order="7" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_StatementLineItems_ca542b5b-0cd2-4a53-8829-8aa321f0cdac" xlink:to="loc_us-gaap_NetIncomeLoss_60469a77-34ed-45ac-88b2-1f9846a24b7a" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/totalLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_WeightedAverageNumberOfSharesOutstandingDilutedDisclosureItemsAbstract_c48b1522-951c-4197-b037-d4098847f6a7" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_WeightedAverageNumberOfSharesOutstandingDilutedDisclosureItemsAbstract"/>
    <link:presentationArc order="8" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_StatementLineItems_ca542b5b-0cd2-4a53-8829-8aa321f0cdac" xlink:to="loc_us-gaap_WeightedAverageNumberOfSharesOutstandingDilutedDisclosureItemsAbstract_c48b1522-951c-4197-b037-d4098847f6a7" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_WeightedAverageNumberOfSharesOutstandingBasic_76830eaf-d0dc-4d2b-9d86-2e24f0e8dbbb" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_WeightedAverageNumberOfSharesOutstandingBasic"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_WeightedAverageNumberOfSharesOutstandingDilutedDisclosureItemsAbstract_c48b1522-951c-4197-b037-d4098847f6a7" xlink:to="loc_us-gaap_WeightedAverageNumberOfSharesOutstandingBasic_76830eaf-d0dc-4d2b-9d86-2e24f0e8dbbb" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_WeightedAverageNumberOfDilutedSharesOutstanding_b86eeffb-aee8-4850-a01b-31a9eeed21af" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_WeightedAverageNumberOfDilutedSharesOutstanding"/>
    <link:presentationArc order="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_WeightedAverageNumberOfSharesOutstandingDilutedDisclosureItemsAbstract_c48b1522-951c-4197-b037-d4098847f6a7" xlink:to="loc_us-gaap_WeightedAverageNumberOfDilutedSharesOutstanding_b86eeffb-aee8-4850-a01b-31a9eeed21af" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_EarningsPerShareBasicAndDilutedAbstract_9b0b004e-a4b1-4225-b3f5-6eda309e781e" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_EarningsPerShareBasicAndDilutedAbstract"/>
    <link:presentationArc order="9" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_StatementLineItems_ca542b5b-0cd2-4a53-8829-8aa321f0cdac" xlink:to="loc_us-gaap_EarningsPerShareBasicAndDilutedAbstract_9b0b004e-a4b1-4225-b3f5-6eda309e781e" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_EarningsPerShareBasic_14a32c32-3ad2-46b9-bfcb-238806159a26" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_EarningsPerShareBasic"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_EarningsPerShareBasicAndDilutedAbstract_9b0b004e-a4b1-4225-b3f5-6eda309e781e" xlink:to="loc_us-gaap_EarningsPerShareBasic_14a32c32-3ad2-46b9-bfcb-238806159a26" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_EarningsPerShareDiluted_0eece3f8-7b6b-49a5-8d62-344941e282a8" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_EarningsPerShareDiluted"/>
    <link:presentationArc order="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_EarningsPerShareBasicAndDilutedAbstract_9b0b004e-a4b1-4225-b3f5-6eda309e781e" xlink:to="loc_us-gaap_EarningsPerShareDiluted_0eece3f8-7b6b-49a5-8d62-344941e282a8" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
  </link:presentationLink>
  <link:roleRef roleURI="http://www.otpco.com/role/ConsolidatedStatementsofComprehensiveIncome" xlink:type="simple" xlink:href="ottr-20210331.xsd#ConsolidatedStatementsofComprehensiveIncome"/>
  <link:presentationLink xlink:role="http://www.otpco.com/role/ConsolidatedStatementsofComprehensiveIncome" xlink:type="extended">
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_StatementOfIncomeAndComprehensiveIncomeAbstract_48cc5a7d-63e4-42ea-8206-1957239982c7" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_StatementOfIncomeAndComprehensiveIncomeAbstract"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_NetIncomeLoss_d5ed0100-8519-47b1-9714-c789a24eeddb" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_NetIncomeLoss"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_StatementOfIncomeAndComprehensiveIncomeAbstract_48cc5a7d-63e4-42ea-8206-1957239982c7" xlink:to="loc_us-gaap_NetIncomeLoss_d5ed0100-8519-47b1-9714-c789a24eeddb" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_OtherComprehensiveIncomeLossNetOfTaxPortionAttributableToParentAbstract_c739722f-a709-498e-9c99-9f3bf004f8af" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_OtherComprehensiveIncomeLossNetOfTaxPortionAttributableToParentAbstract"/>
    <link:presentationArc order="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_StatementOfIncomeAndComprehensiveIncomeAbstract_48cc5a7d-63e4-42ea-8206-1957239982c7" xlink:to="loc_us-gaap_OtherComprehensiveIncomeLossNetOfTaxPortionAttributableToParentAbstract_c739722f-a709-498e-9c99-9f3bf004f8af" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_OtherComprehensiveIncomeAvailableForSaleSecuritiesAdjustmentNetOfTaxPeriodIncreaseDecreaseAbstract_f04f7b28-c719-4193-80a4-e4c3b368e504" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_OtherComprehensiveIncomeAvailableForSaleSecuritiesAdjustmentNetOfTaxPeriodIncreaseDecreaseAbstract"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_OtherComprehensiveIncomeLossNetOfTaxPortionAttributableToParentAbstract_c739722f-a709-498e-9c99-9f3bf004f8af" xlink:to="loc_us-gaap_OtherComprehensiveIncomeAvailableForSaleSecuritiesAdjustmentNetOfTaxPeriodIncreaseDecreaseAbstract_f04f7b28-c719-4193-80a4-e4c3b368e504" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_OtherComprehensiveIncomeLossReclassificationAdjustmentFromAOCIForSaleOfSecuritiesBeforeTax_30dd31d5-147e-4f9a-a047-39b8ba139782" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_OtherComprehensiveIncomeLossReclassificationAdjustmentFromAOCIForSaleOfSecuritiesBeforeTax"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_OtherComprehensiveIncomeAvailableForSaleSecuritiesAdjustmentNetOfTaxPeriodIncreaseDecreaseAbstract_f04f7b28-c719-4193-80a4-e4c3b368e504" xlink:to="loc_us-gaap_OtherComprehensiveIncomeLossReclassificationAdjustmentFromAOCIForSaleOfSecuritiesBeforeTax_30dd31d5-147e-4f9a-a047-39b8ba139782" xlink:type="arc" preferredLabel="http://www.xbrl.org/2009/role/negatedLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_OtherComprehensiveIncomeUnrealizedHoldingGainLossOnSecuritiesArisingDuringPeriodBeforeTax_31513fcf-a243-46e6-8f32-e475717b7345" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_OtherComprehensiveIncomeUnrealizedHoldingGainLossOnSecuritiesArisingDuringPeriodBeforeTax"/>
    <link:presentationArc order="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_OtherComprehensiveIncomeAvailableForSaleSecuritiesAdjustmentNetOfTaxPeriodIncreaseDecreaseAbstract_f04f7b28-c719-4193-80a4-e4c3b368e504" xlink:to="loc_us-gaap_OtherComprehensiveIncomeUnrealizedHoldingGainLossOnSecuritiesArisingDuringPeriodBeforeTax_31513fcf-a243-46e6-8f32-e475717b7345" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_OtherComprehensiveIncomeAvailableforsaleSecuritiesTaxPortionAttributableToParent_ea0b01dc-48e1-4f4f-a919-ee88f5197e32" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_OtherComprehensiveIncomeAvailableforsaleSecuritiesTaxPortionAttributableToParent"/>
    <link:presentationArc order="3" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_OtherComprehensiveIncomeAvailableForSaleSecuritiesAdjustmentNetOfTaxPeriodIncreaseDecreaseAbstract_f04f7b28-c719-4193-80a4-e4c3b368e504" xlink:to="loc_us-gaap_OtherComprehensiveIncomeAvailableforsaleSecuritiesTaxPortionAttributableToParent_ea0b01dc-48e1-4f4f-a919-ee88f5197e32" xlink:type="arc" preferredLabel="http://www.xbrl.org/2009/role/negatedLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_OtherComprehensiveIncomeAvailableforsaleSecuritiesAdjustmentNetOfTaxPortionAttributableToParent_9db76fb4-dd41-424f-848c-50388baf3108" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_OtherComprehensiveIncomeAvailableforsaleSecuritiesAdjustmentNetOfTaxPortionAttributableToParent"/>
    <link:presentationArc order="4" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_OtherComprehensiveIncomeAvailableForSaleSecuritiesAdjustmentNetOfTaxPeriodIncreaseDecreaseAbstract_f04f7b28-c719-4193-80a4-e4c3b368e504" xlink:to="loc_us-gaap_OtherComprehensiveIncomeAvailableforsaleSecuritiesAdjustmentNetOfTaxPortionAttributableToParent_9db76fb4-dd41-424f-848c-50388baf3108" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/totalLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_OtherComprehensiveIncomeDefinedBenefitPlansAdjustmentNetOfTaxPeriodIncreaseDecreaseAbstract_58788694-243c-4983-9544-c9d938923bb8" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_OtherComprehensiveIncomeDefinedBenefitPlansAdjustmentNetOfTaxPeriodIncreaseDecreaseAbstract"/>
    <link:presentationArc order="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_OtherComprehensiveIncomeLossNetOfTaxPortionAttributableToParentAbstract_c739722f-a709-498e-9c99-9f3bf004f8af" xlink:to="loc_us-gaap_OtherComprehensiveIncomeDefinedBenefitPlansAdjustmentNetOfTaxPeriodIncreaseDecreaseAbstract_58788694-243c-4983-9544-c9d938923bb8" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_OtherComprehensiveIncomeDefinedBenefitPlansAdjustmentBeforeTaxPortionAttributableToParent_aa02531b-f595-4c8a-9452-27be76eadc11" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_OtherComprehensiveIncomeDefinedBenefitPlansAdjustmentBeforeTaxPortionAttributableToParent"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_OtherComprehensiveIncomeDefinedBenefitPlansAdjustmentNetOfTaxPeriodIncreaseDecreaseAbstract_58788694-243c-4983-9544-c9d938923bb8" xlink:to="loc_us-gaap_OtherComprehensiveIncomeDefinedBenefitPlansAdjustmentBeforeTaxPortionAttributableToParent_aa02531b-f595-4c8a-9452-27be76eadc11" xlink:type="arc" preferredLabel="http://www.xbrl.org/2009/role/negatedTerseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_OtherComprehensiveIncomeDefinedBenefitPlansTaxPortionAttributableToParent_52c57b89-6733-4a06-bf92-04ebd8c55442" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_OtherComprehensiveIncomeDefinedBenefitPlansTaxPortionAttributableToParent"/>
    <link:presentationArc order="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_OtherComprehensiveIncomeDefinedBenefitPlansAdjustmentNetOfTaxPeriodIncreaseDecreaseAbstract_58788694-243c-4983-9544-c9d938923bb8" xlink:to="loc_us-gaap_OtherComprehensiveIncomeDefinedBenefitPlansTaxPortionAttributableToParent_52c57b89-6733-4a06-bf92-04ebd8c55442" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_OtherComprehensiveIncomeDefinedBenefitPlansAdjustmentNetOfTaxPortionAttributableToParent_638bd591-6386-4018-84d6-b6ff21f86693" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_OtherComprehensiveIncomeDefinedBenefitPlansAdjustmentNetOfTaxPortionAttributableToParent"/>
    <link:presentationArc order="3" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_OtherComprehensiveIncomeDefinedBenefitPlansAdjustmentNetOfTaxPeriodIncreaseDecreaseAbstract_58788694-243c-4983-9544-c9d938923bb8" xlink:to="loc_us-gaap_OtherComprehensiveIncomeDefinedBenefitPlansAdjustmentNetOfTaxPortionAttributableToParent_638bd591-6386-4018-84d6-b6ff21f86693" xlink:type="arc" preferredLabel="http://www.xbrl.org/2009/role/negatedTotalLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_OtherComprehensiveIncomeLossNetOfTaxPortionAttributableToParent_fb5866a6-13b0-4d4c-b7e5-8829252b3cf7" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_OtherComprehensiveIncomeLossNetOfTaxPortionAttributableToParent"/>
    <link:presentationArc order="4" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_OtherComprehensiveIncomeDefinedBenefitPlansAdjustmentNetOfTaxPeriodIncreaseDecreaseAbstract_58788694-243c-4983-9544-c9d938923bb8" xlink:to="loc_us-gaap_OtherComprehensiveIncomeLossNetOfTaxPortionAttributableToParent_fb5866a6-13b0-4d4c-b7e5-8829252b3cf7" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/totalLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ComprehensiveIncomeNetOfTax_7691b30a-b8eb-4739-bc00-07d984c29c2c" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_ComprehensiveIncomeNetOfTax"/>
    <link:presentationArc order="3" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_StatementOfIncomeAndComprehensiveIncomeAbstract_48cc5a7d-63e4-42ea-8206-1957239982c7" xlink:to="loc_us-gaap_ComprehensiveIncomeNetOfTax_7691b30a-b8eb-4739-bc00-07d984c29c2c" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/totalLabel"/>
  </link:presentationLink>
  <link:roleRef roleURI="http://www.otpco.com/role/ConsolidatedStatementsofShareholdersEquity" xlink:type="simple" xlink:href="ottr-20210331.xsd#ConsolidatedStatementsofShareholdersEquity"/>
  <link:presentationLink xlink:role="http://www.otpco.com/role/ConsolidatedStatementsofShareholdersEquity" xlink:type="extended">
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_StatementOfStockholdersEquityAbstract_4692eb0b-8f32-4801-9c11-46f6d65548ef" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_StatementOfStockholdersEquityAbstract"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_StatementTable_12c05b31-e09e-49ae-8afe-b162b80e3585" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_StatementTable"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_StatementOfStockholdersEquityAbstract_4692eb0b-8f32-4801-9c11-46f6d65548ef" xlink:to="loc_us-gaap_StatementTable_12c05b31-e09e-49ae-8afe-b162b80e3585" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_StatementEquityComponentsAxis_4a71d65d-6aef-427c-a327-08fd3a5e23e5" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_StatementEquityComponentsAxis"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_StatementTable_12c05b31-e09e-49ae-8afe-b162b80e3585" xlink:to="loc_us-gaap_StatementEquityComponentsAxis_4a71d65d-6aef-427c-a327-08fd3a5e23e5" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_EquityComponentDomain_409b452e-1061-4e5e-a37a-e7da46865820" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_EquityComponentDomain"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_StatementEquityComponentsAxis_4a71d65d-6aef-427c-a327-08fd3a5e23e5" xlink:to="loc_us-gaap_EquityComponentDomain_409b452e-1061-4e5e-a37a-e7da46865820" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_CommonStockMember_10e9738c-ea42-493f-bb52-0333936220fe" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_CommonStockMember"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_EquityComponentDomain_409b452e-1061-4e5e-a37a-e7da46865820" xlink:to="loc_us-gaap_CommonStockMember_10e9738c-ea42-493f-bb52-0333936220fe" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_AdditionalPaidInCapitalMember_bf7d571b-9a55-4a7a-9f92-8e6a75d91100" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_AdditionalPaidInCapitalMember"/>
    <link:presentationArc order="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_EquityComponentDomain_409b452e-1061-4e5e-a37a-e7da46865820" xlink:to="loc_us-gaap_AdditionalPaidInCapitalMember_bf7d571b-9a55-4a7a-9f92-8e6a75d91100" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_RetainedEarningsMember_4f030ca0-fe21-45a4-b432-6b5279fa7414" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_RetainedEarningsMember"/>
    <link:presentationArc order="3" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_EquityComponentDomain_409b452e-1061-4e5e-a37a-e7da46865820" xlink:to="loc_us-gaap_RetainedEarningsMember_4f030ca0-fe21-45a4-b432-6b5279fa7414" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_AccumulatedOtherComprehensiveIncomeMember_0c34bd84-4eda-435a-8198-c851f60bd58f" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_AccumulatedOtherComprehensiveIncomeMember"/>
    <link:presentationArc order="4" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_EquityComponentDomain_409b452e-1061-4e5e-a37a-e7da46865820" xlink:to="loc_us-gaap_AccumulatedOtherComprehensiveIncomeMember_0c34bd84-4eda-435a-8198-c851f60bd58f" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_AccumulatedNetUnrealizedInvestmentGainLossMember_ab27fc59-7ca7-4aef-8fc8-54b0f5d0ff4d" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_AccumulatedNetUnrealizedInvestmentGainLossMember"/>
    <link:presentationArc order="5" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_EquityComponentDomain_409b452e-1061-4e5e-a37a-e7da46865820" xlink:to="loc_us-gaap_AccumulatedNetUnrealizedInvestmentGainLossMember_ab27fc59-7ca7-4aef-8fc8-54b0f5d0ff4d" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_AccumulatedDefinedBenefitPlansAdjustmentNetUnamortizedGainLossMember_c4996809-a11d-4f36-9f3b-0b6fb5914c97" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_AccumulatedDefinedBenefitPlansAdjustmentNetUnamortizedGainLossMember"/>
    <link:presentationArc order="6" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_EquityComponentDomain_409b452e-1061-4e5e-a37a-e7da46865820" xlink:to="loc_us-gaap_AccumulatedDefinedBenefitPlansAdjustmentNetUnamortizedGainLossMember_c4996809-a11d-4f36-9f3b-0b6fb5914c97" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_StatementLineItems_e383fbdf-5e68-4e84-a117-94c31c094966" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_StatementLineItems"/>
    <link:presentationArc order="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_StatementTable_12c05b31-e09e-49ae-8afe-b162b80e3585" xlink:to="loc_us-gaap_StatementLineItems_e383fbdf-5e68-4e84-a117-94c31c094966" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_IncreaseDecreaseInStockholdersEquityRollForward_7ae22fc3-851f-44f8-89c5-f1ed2f7db25b" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_IncreaseDecreaseInStockholdersEquityRollForward"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_StatementLineItems_e383fbdf-5e68-4e84-a117-94c31c094966" xlink:to="loc_us-gaap_IncreaseDecreaseInStockholdersEquityRollForward_7ae22fc3-851f-44f8-89c5-f1ed2f7db25b" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_SharesOutstanding_6faee8bc-ed85-4994-a1eb-315f5a0b1c26" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_SharesOutstanding"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_IncreaseDecreaseInStockholdersEquityRollForward_7ae22fc3-851f-44f8-89c5-f1ed2f7db25b" xlink:to="loc_us-gaap_SharesOutstanding_6faee8bc-ed85-4994-a1eb-315f5a0b1c26" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/periodStartLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_StockholdersEquity_e0025bfa-1b32-44ea-be0e-7e6d66f75ce6" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_StockholdersEquity"/>
    <link:presentationArc order="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_IncreaseDecreaseInStockholdersEquityRollForward_7ae22fc3-851f-44f8-89c5-f1ed2f7db25b" xlink:to="loc_us-gaap_StockholdersEquity_e0025bfa-1b32-44ea-be0e-7e6d66f75ce6" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/periodStartLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_StockIssuedDuringPeriodSharesNewIssues_ecb780cb-8caa-4db9-a985-0fc4f08cb1a6" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_StockIssuedDuringPeriodSharesNewIssues"/>
    <link:presentationArc order="3" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_IncreaseDecreaseInStockholdersEquityRollForward_7ae22fc3-851f-44f8-89c5-f1ed2f7db25b" xlink:to="loc_us-gaap_StockIssuedDuringPeriodSharesNewIssues_ecb780cb-8caa-4db9-a985-0fc4f08cb1a6" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_StockIssuedDuringPeriodValueNewIssues_ffc10967-e236-41b9-9b09-a24697d40bb4" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_StockIssuedDuringPeriodValueNewIssues"/>
    <link:presentationArc order="4" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_IncreaseDecreaseInStockholdersEquityRollForward_7ae22fc3-851f-44f8-89c5-f1ed2f7db25b" xlink:to="loc_us-gaap_StockIssuedDuringPeriodValueNewIssues_ffc10967-e236-41b9-9b09-a24697d40bb4" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_StockRepurchasedAndRetiredDuringPeriodShares_e48ee72d-92e9-4041-8bb0-591977274e36" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_StockRepurchasedAndRetiredDuringPeriodShares"/>
    <link:presentationArc order="5" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_IncreaseDecreaseInStockholdersEquityRollForward_7ae22fc3-851f-44f8-89c5-f1ed2f7db25b" xlink:to="loc_us-gaap_StockRepurchasedAndRetiredDuringPeriodShares_e48ee72d-92e9-4041-8bb0-591977274e36" xlink:type="arc" preferredLabel="http://www.xbrl.org/2009/role/negatedLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_StockRepurchasedAndRetiredDuringPeriodValue_f02d1215-8f79-422d-826e-3e0b0bc12c1d" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_StockRepurchasedAndRetiredDuringPeriodValue"/>
    <link:presentationArc order="6" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_IncreaseDecreaseInStockholdersEquityRollForward_7ae22fc3-851f-44f8-89c5-f1ed2f7db25b" xlink:to="loc_us-gaap_StockRepurchasedAndRetiredDuringPeriodValue_f02d1215-8f79-422d-826e-3e0b0bc12c1d" xlink:type="arc" preferredLabel="http://www.xbrl.org/2009/role/negatedLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_NetIncomeLoss_35d0687d-18a3-4981-ac42-19ccc0773eff" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_NetIncomeLoss"/>
    <link:presentationArc order="7" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_IncreaseDecreaseInStockholdersEquityRollForward_7ae22fc3-851f-44f8-89c5-f1ed2f7db25b" xlink:to="loc_us-gaap_NetIncomeLoss_35d0687d-18a3-4981-ac42-19ccc0773eff" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_OtherComprehensiveIncomeLossNetOfTaxPortionAttributableToParent_442d9843-20d8-4ac8-8395-0e1115f61206" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_OtherComprehensiveIncomeLossNetOfTaxPortionAttributableToParent"/>
    <link:presentationArc order="8" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_IncreaseDecreaseInStockholdersEquityRollForward_7ae22fc3-851f-44f8-89c5-f1ed2f7db25b" xlink:to="loc_us-gaap_OtherComprehensiveIncomeLossNetOfTaxPortionAttributableToParent_442d9843-20d8-4ac8-8395-0e1115f61206" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/verboseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_AdjustmentsToAdditionalPaidInCapitalSharebasedCompensationRequisiteServicePeriodRecognitionValue_a1ecf7c4-a6db-4de0-9124-a6f2a46b8bb5" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_AdjustmentsToAdditionalPaidInCapitalSharebasedCompensationRequisiteServicePeriodRecognitionValue"/>
    <link:presentationArc order="9" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_IncreaseDecreaseInStockholdersEquityRollForward_7ae22fc3-851f-44f8-89c5-f1ed2f7db25b" xlink:to="loc_us-gaap_AdjustmentsToAdditionalPaidInCapitalSharebasedCompensationRequisiteServicePeriodRecognitionValue_a1ecf7c4-a6db-4de0-9124-a6f2a46b8bb5" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DividendsCommonStockCash_d3522120-5819-4cda-b3bb-570790df2cf5" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_DividendsCommonStockCash"/>
    <link:presentationArc order="10" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_IncreaseDecreaseInStockholdersEquityRollForward_7ae22fc3-851f-44f8-89c5-f1ed2f7db25b" xlink:to="loc_us-gaap_DividendsCommonStockCash_d3522120-5819-4cda-b3bb-570790df2cf5" xlink:type="arc" preferredLabel="http://www.xbrl.org/2009/role/negatedLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_SharesOutstanding_11fc83bb-30ca-4870-8703-163bb1a17726" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_SharesOutstanding"/>
    <link:presentationArc order="11" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_IncreaseDecreaseInStockholdersEquityRollForward_7ae22fc3-851f-44f8-89c5-f1ed2f7db25b" xlink:to="loc_us-gaap_SharesOutstanding_11fc83bb-30ca-4870-8703-163bb1a17726" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/periodEndLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_StockholdersEquity_0f9ee02d-dba0-4587-902a-f9fcc55c294e" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_StockholdersEquity"/>
    <link:presentationArc order="12" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_IncreaseDecreaseInStockholdersEquityRollForward_7ae22fc3-851f-44f8-89c5-f1ed2f7db25b" xlink:to="loc_us-gaap_StockholdersEquity_0f9ee02d-dba0-4587-902a-f9fcc55c294e" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/periodEndLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_AociBeforeTaxAttributableToParent_0e3d2018-4e68-47fe-b023-b78543e54435" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_AociBeforeTaxAttributableToParent"/>
    <link:presentationArc order="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_StatementLineItems_e383fbdf-5e68-4e84-a117-94c31c094966" xlink:to="loc_us-gaap_AociBeforeTaxAttributableToParent_0e3d2018-4e68-47fe-b023-b78543e54435" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_AociTaxAttributableToParent_6f9c550b-6c6a-4fbf-9138-3d4d73f2e134" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_AociTaxAttributableToParent"/>
    <link:presentationArc order="3" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_StatementLineItems_e383fbdf-5e68-4e84-a117-94c31c094966" xlink:to="loc_us-gaap_AociTaxAttributableToParent_6f9c550b-6c6a-4fbf-9138-3d4d73f2e134" xlink:type="arc" preferredLabel="http://www.xbrl.org/2009/role/negatedLabel"/>
  </link:presentationLink>
  <link:roleRef roleURI="http://www.otpco.com/role/ConsolidatedStatementsofShareholdersEquityParentheticals" xlink:type="simple" xlink:href="ottr-20210331.xsd#ConsolidatedStatementsofShareholdersEquityParentheticals"/>
  <link:presentationLink xlink:role="http://www.otpco.com/role/ConsolidatedStatementsofShareholdersEquityParentheticals" xlink:type="extended">
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_StatementOfStockholdersEquityAbstract_a0ca97cf-821c-4523-91a0-a70a2c99bcfd" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_StatementOfStockholdersEquityAbstract"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_CommonStockDividendsPerShareDeclared_971a835c-a5d0-4724-98ef-bc3ab75d49cc" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_CommonStockDividendsPerShareDeclared"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_StatementOfStockholdersEquityAbstract_a0ca97cf-821c-4523-91a0-a70a2c99bcfd" xlink:to="loc_us-gaap_CommonStockDividendsPerShareDeclared_971a835c-a5d0-4724-98ef-bc3ab75d49cc" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
  </link:presentationLink>
  <link:roleRef roleURI="http://www.otpco.com/role/ConsolidatedStatementsofCashFlows" xlink:type="simple" xlink:href="ottr-20210331.xsd#ConsolidatedStatementsofCashFlows"/>
  <link:presentationLink xlink:role="http://www.otpco.com/role/ConsolidatedStatementsofCashFlows" xlink:type="extended">
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_StatementOfCashFlowsAbstract_266b6c2b-b928-4686-b947-14e273c12f79" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_StatementOfCashFlowsAbstract"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_NetCashProvidedByUsedInOperatingActivitiesAbstract_411d59a7-84ba-4d7a-bbb3-f68a6569e5ce" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_NetCashProvidedByUsedInOperatingActivitiesAbstract"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_StatementOfCashFlowsAbstract_266b6c2b-b928-4686-b947-14e273c12f79" xlink:to="loc_us-gaap_NetCashProvidedByUsedInOperatingActivitiesAbstract_411d59a7-84ba-4d7a-bbb3-f68a6569e5ce" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_NetIncomeLoss_4d579889-13b2-4e17-b569-d17b34c3310e" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_NetIncomeLoss"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_NetCashProvidedByUsedInOperatingActivitiesAbstract_411d59a7-84ba-4d7a-bbb3-f68a6569e5ce" xlink:to="loc_us-gaap_NetIncomeLoss_4d579889-13b2-4e17-b569-d17b34c3310e" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_AdjustmentsToReconcileNetIncomeLossToCashProvidedByUsedInOperatingActivitiesAbstract_a41cdf93-a91c-452e-8051-b51b9eadd19f" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_AdjustmentsToReconcileNetIncomeLossToCashProvidedByUsedInOperatingActivitiesAbstract"/>
    <link:presentationArc order="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_NetCashProvidedByUsedInOperatingActivitiesAbstract_411d59a7-84ba-4d7a-bbb3-f68a6569e5ce" xlink:to="loc_us-gaap_AdjustmentsToReconcileNetIncomeLossToCashProvidedByUsedInOperatingActivitiesAbstract_a41cdf93-a91c-452e-8051-b51b9eadd19f" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DepreciationDepletionAndAmortization_de27c2cb-40ea-4a4c-b1bd-b0eff3a7bc88" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_DepreciationDepletionAndAmortization"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_AdjustmentsToReconcileNetIncomeLossToCashProvidedByUsedInOperatingActivitiesAbstract_a41cdf93-a91c-452e-8051-b51b9eadd19f" xlink:to="loc_us-gaap_DepreciationDepletionAndAmortization_de27c2cb-40ea-4a4c-b1bd-b0eff3a7bc88" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_IncomeTaxCreditsAndAdjustments_a9d515b7-573e-4bb6-a83f-b23281727747" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_IncomeTaxCreditsAndAdjustments"/>
    <link:presentationArc order="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_AdjustmentsToReconcileNetIncomeLossToCashProvidedByUsedInOperatingActivitiesAbstract_a41cdf93-a91c-452e-8051-b51b9eadd19f" xlink:to="loc_us-gaap_IncomeTaxCreditsAndAdjustments_a9d515b7-573e-4bb6-a83f-b23281727747" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DeferredIncomeTaxExpenseBenefit_85c20d87-273d-4cb3-a3e8-408f4c51de89" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_DeferredIncomeTaxExpenseBenefit"/>
    <link:presentationArc order="3" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_AdjustmentsToReconcileNetIncomeLossToCashProvidedByUsedInOperatingActivitiesAbstract_a41cdf93-a91c-452e-8051-b51b9eadd19f" xlink:to="loc_us-gaap_DeferredIncomeTaxExpenseBenefit_85c20d87-273d-4cb3-a3e8-408f4c51de89" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_ottr_IncreaseDecreaseInDeferredChargesAndOtherAssets_b0af1e0f-02f9-42e3-b247-d4f6571b47fe" xlink:href="ottr-20210331.xsd#ottr_IncreaseDecreaseInDeferredChargesAndOtherAssets"/>
    <link:presentationArc order="4" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_AdjustmentsToReconcileNetIncomeLossToCashProvidedByUsedInOperatingActivitiesAbstract_a41cdf93-a91c-452e-8051-b51b9eadd19f" xlink:to="loc_ottr_IncreaseDecreaseInDeferredChargesAndOtherAssets_b0af1e0f-02f9-42e3-b247-d4f6571b47fe" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_PensionContributions_638ff738-23c8-4d1a-88e7-c1ff44dec85a" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_PensionContributions"/>
    <link:presentationArc order="5" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_AdjustmentsToReconcileNetIncomeLossToCashProvidedByUsedInOperatingActivitiesAbstract_a41cdf93-a91c-452e-8051-b51b9eadd19f" xlink:to="loc_us-gaap_PensionContributions_638ff738-23c8-4d1a-88e7-c1ff44dec85a" xlink:type="arc" preferredLabel="http://www.xbrl.org/2009/role/negatedLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_ottr_IncreaseDecreaseInOtherOperatingLiabilitiesAndIncreaseDecreaseInDeferredLiabilities_c4696d39-9d90-42c9-8657-c9dcb5598eb7" xlink:href="ottr-20210331.xsd#ottr_IncreaseDecreaseInOtherOperatingLiabilitiesAndIncreaseDecreaseInDeferredLiabilities"/>
    <link:presentationArc order="6" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_AdjustmentsToReconcileNetIncomeLossToCashProvidedByUsedInOperatingActivitiesAbstract_a41cdf93-a91c-452e-8051-b51b9eadd19f" xlink:to="loc_ottr_IncreaseDecreaseInOtherOperatingLiabilitiesAndIncreaseDecreaseInDeferredLiabilities_c4696d39-9d90-42c9-8657-c9dcb5598eb7" xlink:type="arc" preferredLabel="http://www.xbrl.org/2009/role/negatedLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_IncreaseDecreaseInAllowanceForEquityFundsUsedDuringConstruction_c91a746b-af0e-4e7b-b1b4-a2e2ebf7ccac" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_IncreaseDecreaseInAllowanceForEquityFundsUsedDuringConstruction"/>
    <link:presentationArc order="7" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_AdjustmentsToReconcileNetIncomeLossToCashProvidedByUsedInOperatingActivitiesAbstract_a41cdf93-a91c-452e-8051-b51b9eadd19f" xlink:to="loc_us-gaap_IncreaseDecreaseInAllowanceForEquityFundsUsedDuringConstruction_c91a746b-af0e-4e7b-b1b4-a2e2ebf7ccac" xlink:type="arc" preferredLabel="http://www.xbrl.org/2009/role/negatedLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ShareBasedCompensation_1da755d5-ed0e-44da-b1c5-5c74ea8129b7" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_ShareBasedCompensation"/>
    <link:presentationArc order="8" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_AdjustmentsToReconcileNetIncomeLossToCashProvidedByUsedInOperatingActivitiesAbstract_a41cdf93-a91c-452e-8051-b51b9eadd19f" xlink:to="loc_us-gaap_ShareBasedCompensation_1da755d5-ed0e-44da-b1c5-5c74ea8129b7" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_OtherNoncashIncomeExpense_7c1766ef-a5c9-4849-8df5-104d9d4e7ebf" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_OtherNoncashIncomeExpense"/>
    <link:presentationArc order="9" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_AdjustmentsToReconcileNetIncomeLossToCashProvidedByUsedInOperatingActivitiesAbstract_a41cdf93-a91c-452e-8051-b51b9eadd19f" xlink:to="loc_us-gaap_OtherNoncashIncomeExpense_7c1766ef-a5c9-4849-8df5-104d9d4e7ebf" xlink:type="arc" preferredLabel="http://www.xbrl.org/2009/role/negatedLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_IncreaseDecreaseInOperatingCapitalAbstract_8a7b8c79-56ab-4fda-9e45-d7e3ba027c93" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_IncreaseDecreaseInOperatingCapitalAbstract"/>
    <link:presentationArc order="3" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_NetCashProvidedByUsedInOperatingActivitiesAbstract_411d59a7-84ba-4d7a-bbb3-f68a6569e5ce" xlink:to="loc_us-gaap_IncreaseDecreaseInOperatingCapitalAbstract_8a7b8c79-56ab-4fda-9e45-d7e3ba027c93" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_IncreaseDecreaseInReceivables_b258b44a-697e-4495-aff2-2a3937d25d74" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_IncreaseDecreaseInReceivables"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_IncreaseDecreaseInOperatingCapitalAbstract_8a7b8c79-56ab-4fda-9e45-d7e3ba027c93" xlink:to="loc_us-gaap_IncreaseDecreaseInReceivables_b258b44a-697e-4495-aff2-2a3937d25d74" xlink:type="arc" preferredLabel="http://www.xbrl.org/2009/role/negatedLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_IncreaseDecreaseInInventories_36f6b698-7f10-4b5a-bb3c-527f73a68444" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_IncreaseDecreaseInInventories"/>
    <link:presentationArc order="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_IncreaseDecreaseInOperatingCapitalAbstract_8a7b8c79-56ab-4fda-9e45-d7e3ba027c93" xlink:to="loc_us-gaap_IncreaseDecreaseInInventories_36f6b698-7f10-4b5a-bb3c-527f73a68444" xlink:type="arc" preferredLabel="http://www.xbrl.org/2009/role/negatedLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_IncreaseDecreaseInOtherOperatingAssets_6ee31cfa-4a20-4493-a9bf-a71a39f2c078" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_IncreaseDecreaseInOtherOperatingAssets"/>
    <link:presentationArc order="3" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_IncreaseDecreaseInOperatingCapitalAbstract_8a7b8c79-56ab-4fda-9e45-d7e3ba027c93" xlink:to="loc_us-gaap_IncreaseDecreaseInOtherOperatingAssets_6ee31cfa-4a20-4493-a9bf-a71a39f2c078" xlink:type="arc" preferredLabel="http://www.xbrl.org/2009/role/negatedLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_IncreaseDecreaseInAccountsPayableAndAccruedLiabilities_eb970497-6821-4bdd-a609-c82a52565bec" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_IncreaseDecreaseInAccountsPayableAndAccruedLiabilities"/>
    <link:presentationArc order="4" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_IncreaseDecreaseInOperatingCapitalAbstract_8a7b8c79-56ab-4fda-9e45-d7e3ba027c93" xlink:to="loc_us-gaap_IncreaseDecreaseInAccountsPayableAndAccruedLiabilities_eb970497-6821-4bdd-a609-c82a52565bec" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_ottr_IncreaseDecreaseInInterestPayableAndIncomeTaxesReceivablePayableNet_d6544acf-4ba2-43f0-80fe-c5dcbf4239cb" xlink:href="ottr-20210331.xsd#ottr_IncreaseDecreaseInInterestPayableAndIncomeTaxesReceivablePayableNet"/>
    <link:presentationArc order="5" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_IncreaseDecreaseInOperatingCapitalAbstract_8a7b8c79-56ab-4fda-9e45-d7e3ba027c93" xlink:to="loc_ottr_IncreaseDecreaseInInterestPayableAndIncomeTaxesReceivablePayableNet_d6544acf-4ba2-43f0-80fe-c5dcbf4239cb" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_NetCashProvidedByUsedInOperatingActivities_aa35ba95-1c21-45e1-880e-8791cfdeb12d" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_NetCashProvidedByUsedInOperatingActivities"/>
    <link:presentationArc order="4" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_NetCashProvidedByUsedInOperatingActivitiesAbstract_411d59a7-84ba-4d7a-bbb3-f68a6569e5ce" xlink:to="loc_us-gaap_NetCashProvidedByUsedInOperatingActivities_aa35ba95-1c21-45e1-880e-8791cfdeb12d" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/totalLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_NetCashProvidedByUsedInInvestingActivitiesAbstract_2724edeb-8ecd-463f-a5b4-454f3b5dd3d8" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_NetCashProvidedByUsedInInvestingActivitiesAbstract"/>
    <link:presentationArc order="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_StatementOfCashFlowsAbstract_266b6c2b-b928-4686-b947-14e273c12f79" xlink:to="loc_us-gaap_NetCashProvidedByUsedInInvestingActivitiesAbstract_2724edeb-8ecd-463f-a5b4-454f3b5dd3d8" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_PaymentsToAcquireProductiveAssets_5c034587-0fc3-463b-a87b-0da2987b19c4" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_PaymentsToAcquireProductiveAssets"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_NetCashProvidedByUsedInInvestingActivitiesAbstract_2724edeb-8ecd-463f-a5b4-454f3b5dd3d8" xlink:to="loc_us-gaap_PaymentsToAcquireProductiveAssets_5c034587-0fc3-463b-a87b-0da2987b19c4" xlink:type="arc" preferredLabel="http://www.xbrl.org/2009/role/negatedLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ProceedsFromSaleOfProductiveAssets_9771cdff-89c0-458f-bfa5-cfedb9647040" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_ProceedsFromSaleOfProductiveAssets"/>
    <link:presentationArc order="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_NetCashProvidedByUsedInInvestingActivitiesAbstract_2724edeb-8ecd-463f-a5b4-454f3b5dd3d8" xlink:to="loc_us-gaap_ProceedsFromSaleOfProductiveAssets_9771cdff-89c0-458f-bfa5-cfedb9647040" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_PaymentsForProceedsFromInvestments_1510509f-7942-4f25-998b-81058f7e049e" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_PaymentsForProceedsFromInvestments"/>
    <link:presentationArc order="3" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_NetCashProvidedByUsedInInvestingActivitiesAbstract_2724edeb-8ecd-463f-a5b4-454f3b5dd3d8" xlink:to="loc_us-gaap_PaymentsForProceedsFromInvestments_1510509f-7942-4f25-998b-81058f7e049e" xlink:type="arc" preferredLabel="http://www.xbrl.org/2009/role/negatedLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_NetCashProvidedByUsedInInvestingActivities_dfc20f7b-7b85-45bb-83c4-ed555cc28005" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_NetCashProvidedByUsedInInvestingActivities"/>
    <link:presentationArc order="4" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_NetCashProvidedByUsedInInvestingActivitiesAbstract_2724edeb-8ecd-463f-a5b4-454f3b5dd3d8" xlink:to="loc_us-gaap_NetCashProvidedByUsedInInvestingActivities_dfc20f7b-7b85-45bb-83c4-ed555cc28005" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/totalLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_NetCashProvidedByUsedInFinancingActivitiesAbstract_4b9bf359-4760-486a-9efd-1f35dce7c615" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_NetCashProvidedByUsedInFinancingActivitiesAbstract"/>
    <link:presentationArc order="3" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_StatementOfCashFlowsAbstract_266b6c2b-b928-4686-b947-14e273c12f79" xlink:to="loc_us-gaap_NetCashProvidedByUsedInFinancingActivitiesAbstract_4b9bf359-4760-486a-9efd-1f35dce7c615" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_ottr_ChangeInChecksWrittenInExcessOfCash_d6f2c2b9-935c-4553-b906-e08c06662bca" xlink:href="ottr-20210331.xsd#ottr_ChangeInChecksWrittenInExcessOfCash"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_NetCashProvidedByUsedInFinancingActivitiesAbstract_4b9bf359-4760-486a-9efd-1f35dce7c615" xlink:to="loc_ottr_ChangeInChecksWrittenInExcessOfCash_d6f2c2b9-935c-4553-b906-e08c06662bca" xlink:type="arc" preferredLabel="http://www.xbrl.org/2009/role/negatedLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ProceedsFromRepaymentsOfShortTermDebt_0be85a48-128c-435b-a045-dccb5fb5e787" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_ProceedsFromRepaymentsOfShortTermDebt"/>
    <link:presentationArc order="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_NetCashProvidedByUsedInFinancingActivitiesAbstract_4b9bf359-4760-486a-9efd-1f35dce7c615" xlink:to="loc_us-gaap_ProceedsFromRepaymentsOfShortTermDebt_0be85a48-128c-435b-a045-dccb5fb5e787" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/verboseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ProceedsFromIssuanceOfCommonStock_df07d8ec-1e08-450a-a906-17f025cf590a" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_ProceedsFromIssuanceOfCommonStock"/>
    <link:presentationArc order="3" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_NetCashProvidedByUsedInFinancingActivitiesAbstract_4b9bf359-4760-486a-9efd-1f35dce7c615" xlink:to="loc_us-gaap_ProceedsFromIssuanceOfCommonStock_df07d8ec-1e08-450a-a906-17f025cf590a" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_PaymentsOfStockIssuanceCosts_65aad59d-5cd5-4b2c-acf5-600bafb6d266" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_PaymentsOfStockIssuanceCosts"/>
    <link:presentationArc order="4" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_NetCashProvidedByUsedInFinancingActivitiesAbstract_4b9bf359-4760-486a-9efd-1f35dce7c615" xlink:to="loc_us-gaap_PaymentsOfStockIssuanceCosts_65aad59d-5cd5-4b2c-acf5-600bafb6d266" xlink:type="arc" preferredLabel="http://www.xbrl.org/2009/role/negatedLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_PaymentsForRepurchaseOfCommonStock_2f4f6053-2fb6-4fad-b01f-7621ab8c6765" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_PaymentsForRepurchaseOfCommonStock"/>
    <link:presentationArc order="5" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_NetCashProvidedByUsedInFinancingActivitiesAbstract_4b9bf359-4760-486a-9efd-1f35dce7c615" xlink:to="loc_us-gaap_PaymentsForRepurchaseOfCommonStock_2f4f6053-2fb6-4fad-b01f-7621ab8c6765" xlink:type="arc" preferredLabel="http://www.xbrl.org/2009/role/negatedLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ProceedsFromIssuanceOfLongTermDebt_e988f6a3-5872-4daf-9365-73fa643fa0e5" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_ProceedsFromIssuanceOfLongTermDebt"/>
    <link:presentationArc order="6" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_NetCashProvidedByUsedInFinancingActivitiesAbstract_4b9bf359-4760-486a-9efd-1f35dce7c615" xlink:to="loc_us-gaap_ProceedsFromIssuanceOfLongTermDebt_e988f6a3-5872-4daf-9365-73fa643fa0e5" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_PaymentsOfDebtIssuanceCosts_66f3193c-1913-4277-b41f-49a1bfd26694" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_PaymentsOfDebtIssuanceCosts"/>
    <link:presentationArc order="7" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_NetCashProvidedByUsedInFinancingActivitiesAbstract_4b9bf359-4760-486a-9efd-1f35dce7c615" xlink:to="loc_us-gaap_PaymentsOfDebtIssuanceCosts_66f3193c-1913-4277-b41f-49a1bfd26694" xlink:type="arc" preferredLabel="http://www.xbrl.org/2009/role/negatedLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_RepaymentsOfLongTermDebt_0604734c-92af-4968-984d-016ba8df1c0b" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_RepaymentsOfLongTermDebt"/>
    <link:presentationArc order="8" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_NetCashProvidedByUsedInFinancingActivitiesAbstract_4b9bf359-4760-486a-9efd-1f35dce7c615" xlink:to="loc_us-gaap_RepaymentsOfLongTermDebt_0604734c-92af-4968-984d-016ba8df1c0b" xlink:type="arc" preferredLabel="http://www.xbrl.org/2009/role/negatedLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_PaymentsOfDividends_015d8d20-938c-4e99-9c33-929a6b01f240" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_PaymentsOfDividends"/>
    <link:presentationArc order="9" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_NetCashProvidedByUsedInFinancingActivitiesAbstract_4b9bf359-4760-486a-9efd-1f35dce7c615" xlink:to="loc_us-gaap_PaymentsOfDividends_015d8d20-938c-4e99-9c33-929a6b01f240" xlink:type="arc" preferredLabel="http://www.xbrl.org/2009/role/negatedLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_NetCashProvidedByUsedInFinancingActivities_da22c019-ed79-4c44-bb52-067c5add6394" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_NetCashProvidedByUsedInFinancingActivities"/>
    <link:presentationArc order="10" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_NetCashProvidedByUsedInFinancingActivitiesAbstract_4b9bf359-4760-486a-9efd-1f35dce7c615" xlink:to="loc_us-gaap_NetCashProvidedByUsedInFinancingActivities_da22c019-ed79-4c44-bb52-067c5add6394" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/totalLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsPeriodIncreaseDecreaseIncludingExchangeRateEffect_92bb5fd6-9f77-438e-af71-7ed5aa0b0d25" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsPeriodIncreaseDecreaseIncludingExchangeRateEffect"/>
    <link:presentationArc order="4" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_StatementOfCashFlowsAbstract_266b6c2b-b928-4686-b947-14e273c12f79" xlink:to="loc_us-gaap_CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsPeriodIncreaseDecreaseIncludingExchangeRateEffect_92bb5fd6-9f77-438e-af71-7ed5aa0b0d25" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/totalLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents_5a805d37-1b2f-4574-aac8-254a73222eed" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents"/>
    <link:presentationArc order="5" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_StatementOfCashFlowsAbstract_266b6c2b-b928-4686-b947-14e273c12f79" xlink:to="loc_us-gaap_CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents_5a805d37-1b2f-4574-aac8-254a73222eed" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/periodStartLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents_fa371142-2c62-44b0-98bd-5bec89cd5206" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents"/>
    <link:presentationArc order="6" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_StatementOfCashFlowsAbstract_266b6c2b-b928-4686-b947-14e273c12f79" xlink:to="loc_us-gaap_CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents_fa371142-2c62-44b0-98bd-5bec89cd5206" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/periodEndLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_NoncashInvestingAndFinancingItemsAbstract_b1acb294-7391-4da9-9cfd-278708f67b14" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_NoncashInvestingAndFinancingItemsAbstract"/>
    <link:presentationArc order="7" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_StatementOfCashFlowsAbstract_266b6c2b-b928-4686-b947-14e273c12f79" xlink:to="loc_us-gaap_NoncashInvestingAndFinancingItemsAbstract_b1acb294-7391-4da9-9cfd-278708f67b14" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_ottr_AccountsPayableOutstandingRelatedToCapitalAdditions_ce6ecd4c-4329-4b2c-9bdd-392005d084ee" xlink:href="ottr-20210331.xsd#ottr_AccountsPayableOutstandingRelatedToCapitalAdditions"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_NoncashInvestingAndFinancingItemsAbstract_b1acb294-7391-4da9-9cfd-278708f67b14" xlink:to="loc_ottr_AccountsPayableOutstandingRelatedToCapitalAdditions_ce6ecd4c-4329-4b2c-9bdd-392005d084ee" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
  </link:presentationLink>
  <link:roleRef roleURI="http://www.otpco.com/role/SummaryofSignificantAccountingPolicies" xlink:type="simple" xlink:href="ottr-20210331.xsd#SummaryofSignificantAccountingPolicies"/>
  <link:presentationLink xlink:role="http://www.otpco.com/role/SummaryofSignificantAccountingPolicies" xlink:type="extended">
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_AccountingPoliciesAbstract_ba119149-935c-4e05-b815-3fa6ed89ffae" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_AccountingPoliciesAbstract"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_SignificantAccountingPoliciesTextBlock_2013d2ca-e78f-4972-bf4e-5776a4748099" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_SignificantAccountingPoliciesTextBlock"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_AccountingPoliciesAbstract_ba119149-935c-4e05-b815-3fa6ed89ffae" xlink:to="loc_us-gaap_SignificantAccountingPoliciesTextBlock_2013d2ca-e78f-4972-bf4e-5776a4748099" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
  </link:presentationLink>
  <link:roleRef roleURI="http://www.otpco.com/role/SummaryofSignificantAccountingPoliciesPolicies" xlink:type="simple" xlink:href="ottr-20210331.xsd#SummaryofSignificantAccountingPoliciesPolicies"/>
  <link:presentationLink xlink:role="http://www.otpco.com/role/SummaryofSignificantAccountingPoliciesPolicies" xlink:type="extended">
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_AccountingPoliciesAbstract_1205c467-e18b-4380-8be0-8d873719628f" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_AccountingPoliciesAbstract"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_BasisOfAccountingPolicyPolicyTextBlock_6cbf72bf-d3d1-445a-abcb-2490e7d981e9" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_BasisOfAccountingPolicyPolicyTextBlock"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_AccountingPoliciesAbstract_1205c467-e18b-4380-8be0-8d873719628f" xlink:to="loc_us-gaap_BasisOfAccountingPolicyPolicyTextBlock_6cbf72bf-d3d1-445a-abcb-2490e7d981e9" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_UseOfEstimates_ae70f341-9deb-477d-bd41-d55318f1f8de" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_UseOfEstimates"/>
    <link:presentationArc order="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_AccountingPoliciesAbstract_1205c467-e18b-4380-8be0-8d873719628f" xlink:to="loc_us-gaap_UseOfEstimates_ae70f341-9deb-477d-bd41-d55318f1f8de" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
  </link:presentationLink>
  <link:roleRef roleURI="http://www.otpco.com/role/SummaryofSignificantAccountingPoliciesNarrativeDetails" xlink:type="simple" xlink:href="ottr-20210331.xsd#SummaryofSignificantAccountingPoliciesNarrativeDetails"/>
  <link:presentationLink xlink:role="http://www.otpco.com/role/SummaryofSignificantAccountingPoliciesNarrativeDetails" xlink:type="extended">
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_AccountingPoliciesAbstract_c2867e44-28c5-46e8-98cf-7cb1f968176f" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_AccountingPoliciesAbstract"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_NumberOfOperatingSegments_ba3f46f6-b7b2-4e3d-a9fb-7a2bd6a468da" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_NumberOfOperatingSegments"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_AccountingPoliciesAbstract_c2867e44-28c5-46e8-98cf-7cb1f968176f" xlink:to="loc_us-gaap_NumberOfOperatingSegments_ba3f46f6-b7b2-4e3d-a9fb-7a2bd6a468da" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
  </link:presentationLink>
  <link:roleRef roleURI="http://www.otpco.com/role/SegmentInformation" xlink:type="simple" xlink:href="ottr-20210331.xsd#SegmentInformation"/>
  <link:presentationLink xlink:role="http://www.otpco.com/role/SegmentInformation" xlink:type="extended">
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_SegmentReportingAbstract_b3967d90-9f33-4d03-9012-6be3e0e6fd67" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_SegmentReportingAbstract"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_SegmentReportingDisclosureTextBlock_6de33e6d-f2f7-47ae-84b5-0e3f45d60608" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_SegmentReportingDisclosureTextBlock"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_SegmentReportingAbstract_b3967d90-9f33-4d03-9012-6be3e0e6fd67" xlink:to="loc_us-gaap_SegmentReportingDisclosureTextBlock_6de33e6d-f2f7-47ae-84b5-0e3f45d60608" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
  </link:presentationLink>
  <link:roleRef roleURI="http://www.otpco.com/role/SegmentInformationTables" xlink:type="simple" xlink:href="ottr-20210331.xsd#SegmentInformationTables"/>
  <link:presentationLink xlink:role="http://www.otpco.com/role/SegmentInformationTables" xlink:type="extended">
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_SegmentReportingAbstract_873f5970-97de-4b24-b6f5-939ae168f3b7" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_SegmentReportingAbstract"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ScheduleOfSegmentReportingInformationBySegmentTextBlock_e4317a6c-8900-4635-9136-91003438037f" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_ScheduleOfSegmentReportingInformationBySegmentTextBlock"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_SegmentReportingAbstract_873f5970-97de-4b24-b6f5-939ae168f3b7" xlink:to="loc_us-gaap_ScheduleOfSegmentReportingInformationBySegmentTextBlock_e4317a6c-8900-4635-9136-91003438037f" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
  </link:presentationLink>
  <link:roleRef roleURI="http://www.otpco.com/role/SegmentInformationNarrativeDetails" xlink:type="simple" xlink:href="ottr-20210331.xsd#SegmentInformationNarrativeDetails"/>
  <link:presentationLink xlink:role="http://www.otpco.com/role/SegmentInformationNarrativeDetails" xlink:type="extended">
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_SegmentReportingAbstract_2e1e738f-a99d-4da6-9e03-9c4368faa7a5" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_SegmentReportingAbstract"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_NumberOfReportableSegments_5f204912-c0bd-456f-9c66-3c94c466e493" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_NumberOfReportableSegments"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_SegmentReportingAbstract_2e1e738f-a99d-4da6-9e03-9c4368faa7a5" xlink:to="loc_us-gaap_NumberOfReportableSegments_5f204912-c0bd-456f-9c66-3c94c466e493" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
  </link:presentationLink>
  <link:roleRef roleURI="http://www.otpco.com/role/SegmentInformationBusinessSegmentsDetails" xlink:type="simple" xlink:href="ottr-20210331.xsd#SegmentInformationBusinessSegmentsDetails"/>
  <link:presentationLink xlink:role="http://www.otpco.com/role/SegmentInformationBusinessSegmentsDetails" xlink:type="extended">
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_SegmentReportingAbstract_c095c40a-12fc-45a9-a2ef-f225fd4bfabe" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_SegmentReportingAbstract"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ScheduleOfSegmentReportingInformationBySegmentTable_52fd693c-0f21-4695-b151-4dc4e9f5171b" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_ScheduleOfSegmentReportingInformationBySegmentTable"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_SegmentReportingAbstract_c095c40a-12fc-45a9-a2ef-f225fd4bfabe" xlink:to="loc_us-gaap_ScheduleOfSegmentReportingInformationBySegmentTable_52fd693c-0f21-4695-b151-4dc4e9f5171b" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_StatementBusinessSegmentsAxis_44ca7a4f-deaf-483b-bc94-d69dd9ea3dfc" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_StatementBusinessSegmentsAxis"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ScheduleOfSegmentReportingInformationBySegmentTable_52fd693c-0f21-4695-b151-4dc4e9f5171b" xlink:to="loc_us-gaap_StatementBusinessSegmentsAxis_44ca7a4f-deaf-483b-bc94-d69dd9ea3dfc" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_SegmentDomain_f2282699-cd4f-46dd-bc1e-48a15adceac8" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_SegmentDomain"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_StatementBusinessSegmentsAxis_44ca7a4f-deaf-483b-bc94-d69dd9ea3dfc" xlink:to="loc_us-gaap_SegmentDomain_f2282699-cd4f-46dd-bc1e-48a15adceac8" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_ottr_ElectricMember_ae097fa9-7b5b-4c64-9cc1-60a4bc7c2b23" xlink:href="ottr-20210331.xsd#ottr_ElectricMember"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_SegmentDomain_f2282699-cd4f-46dd-bc1e-48a15adceac8" xlink:to="loc_ottr_ElectricMember_ae097fa9-7b5b-4c64-9cc1-60a4bc7c2b23" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_ottr_ManufacturingMember_8e181a1e-2711-447b-8496-c0d1e4dbaa33" xlink:href="ottr-20210331.xsd#ottr_ManufacturingMember"/>
    <link:presentationArc order="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_SegmentDomain_f2282699-cd4f-46dd-bc1e-48a15adceac8" xlink:to="loc_ottr_ManufacturingMember_8e181a1e-2711-447b-8496-c0d1e4dbaa33" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_ottr_PlasticsMember_bdecc58c-51ee-4db0-b8fd-ed08c5b2dd0d" xlink:href="ottr-20210331.xsd#ottr_PlasticsMember"/>
    <link:presentationArc order="3" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_SegmentDomain_f2282699-cd4f-46dd-bc1e-48a15adceac8" xlink:to="loc_ottr_PlasticsMember_bdecc58c-51ee-4db0-b8fd-ed08c5b2dd0d" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_srt_ConsolidationItemsAxis_7e6de032-1cc5-4d9a-b54f-70ee62ea0576" xlink:href="http://xbrl.fasb.org/srt/2020/elts/srt-2020-01-31.xsd#srt_ConsolidationItemsAxis"/>
    <link:presentationArc order="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ScheduleOfSegmentReportingInformationBySegmentTable_52fd693c-0f21-4695-b151-4dc4e9f5171b" xlink:to="loc_srt_ConsolidationItemsAxis_7e6de032-1cc5-4d9a-b54f-70ee62ea0576" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_srt_ConsolidationItemsDomain_fbf69cba-0612-4267-b881-dc18e0714271" xlink:href="http://xbrl.fasb.org/srt/2020/elts/srt-2020-01-31.xsd#srt_ConsolidationItemsDomain"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_srt_ConsolidationItemsAxis_7e6de032-1cc5-4d9a-b54f-70ee62ea0576" xlink:to="loc_srt_ConsolidationItemsDomain_fbf69cba-0612-4267-b881-dc18e0714271" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_OperatingSegmentsMember_34ca7610-f82d-4858-a8dd-26cb0e44dcc3" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_OperatingSegmentsMember"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_srt_ConsolidationItemsDomain_fbf69cba-0612-4267-b881-dc18e0714271" xlink:to="loc_us-gaap_OperatingSegmentsMember_34ca7610-f82d-4858-a8dd-26cb0e44dcc3" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_CorporateNonSegmentMember_dd386950-bb97-49c6-835f-c8ddd26710de" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_CorporateNonSegmentMember"/>
    <link:presentationArc order="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_srt_ConsolidationItemsDomain_fbf69cba-0612-4267-b881-dc18e0714271" xlink:to="loc_us-gaap_CorporateNonSegmentMember_dd386950-bb97-49c6-835f-c8ddd26710de" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_SegmentReportingInformationLineItems_33ae7eb5-82ce-447a-bc7f-9a604d0305e3" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_SegmentReportingInformationLineItems"/>
    <link:presentationArc order="3" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ScheduleOfSegmentReportingInformationBySegmentTable_52fd693c-0f21-4695-b151-4dc4e9f5171b" xlink:to="loc_us-gaap_SegmentReportingInformationLineItems_33ae7eb5-82ce-447a-bc7f-9a604d0305e3" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_Revenues_018d5d67-9065-48b7-944a-127c73e8f17a" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_Revenues"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_SegmentReportingInformationLineItems_33ae7eb5-82ce-447a-bc7f-9a604d0305e3" xlink:to="loc_us-gaap_Revenues_018d5d67-9065-48b7-944a-127c73e8f17a" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_NetIncomeLoss_b1f277a4-73b1-43a7-a348-1f3296fb013c" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_NetIncomeLoss"/>
    <link:presentationArc order="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_SegmentReportingInformationLineItems_33ae7eb5-82ce-447a-bc7f-9a604d0305e3" xlink:to="loc_us-gaap_NetIncomeLoss_b1f277a4-73b1-43a7-a348-1f3296fb013c" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/verboseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_Assets_528da557-d957-42de-956a-b73a38c95691" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_Assets"/>
    <link:presentationArc order="3" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_SegmentReportingInformationLineItems_33ae7eb5-82ce-447a-bc7f-9a604d0305e3" xlink:to="loc_us-gaap_Assets_528da557-d957-42de-956a-b73a38c95691" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/verboseLabel"/>
  </link:presentationLink>
  <link:roleRef roleURI="http://www.otpco.com/role/Revenue" xlink:type="simple" xlink:href="ottr-20210331.xsd#Revenue"/>
  <link:presentationLink xlink:role="http://www.otpco.com/role/Revenue" xlink:type="extended">
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_RevenueFromContractWithCustomerAbstract_0d84958e-0929-4cbb-8190-bf3d228215c2" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_RevenueFromContractWithCustomerAbstract"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_RevenueFromContractWithCustomerTextBlock_af3a44dc-02f7-40b3-b941-048b65ad9701" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_RevenueFromContractWithCustomerTextBlock"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_RevenueFromContractWithCustomerAbstract_0d84958e-0929-4cbb-8190-bf3d228215c2" xlink:to="loc_us-gaap_RevenueFromContractWithCustomerTextBlock_af3a44dc-02f7-40b3-b941-048b65ad9701" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
  </link:presentationLink>
  <link:roleRef roleURI="http://www.otpco.com/role/RevenueTables" xlink:type="simple" xlink:href="ottr-20210331.xsd#RevenueTables"/>
  <link:presentationLink xlink:role="http://www.otpco.com/role/RevenueTables" xlink:type="extended">
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_RevenueFromContractWithCustomerAbstract_e9c6a9d6-dbd3-438a-a1b3-2b2863dbbbda" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_RevenueFromContractWithCustomerAbstract"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DisaggregationOfRevenueTableTextBlock_afc9727a-19b2-44bc-904b-ae3524cca283" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_DisaggregationOfRevenueTableTextBlock"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_RevenueFromContractWithCustomerAbstract_e9c6a9d6-dbd3-438a-a1b3-2b2863dbbbda" xlink:to="loc_us-gaap_DisaggregationOfRevenueTableTextBlock_afc9727a-19b2-44bc-904b-ae3524cca283" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
  </link:presentationLink>
  <link:roleRef roleURI="http://www.otpco.com/role/RevenueDetails" xlink:type="simple" xlink:href="ottr-20210331.xsd#RevenueDetails"/>
  <link:presentationLink xlink:role="http://www.otpco.com/role/RevenueDetails" xlink:type="extended">
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_RevenueFromContractWithCustomerAbstract_11b50da7-0bc1-4c96-8cfa-7d18df4b5b06" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_RevenueFromContractWithCustomerAbstract"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DisaggregationOfRevenueTable_230fa473-1270-4460-9575-1954c62590bd" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_DisaggregationOfRevenueTable"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_RevenueFromContractWithCustomerAbstract_11b50da7-0bc1-4c96-8cfa-7d18df4b5b06" xlink:to="loc_us-gaap_DisaggregationOfRevenueTable_230fa473-1270-4460-9575-1954c62590bd" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_srt_ConsolidationItemsAxis_fb3b06db-9111-4e8f-88c5-57459e1c4114" xlink:href="http://xbrl.fasb.org/srt/2020/elts/srt-2020-01-31.xsd#srt_ConsolidationItemsAxis"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_DisaggregationOfRevenueTable_230fa473-1270-4460-9575-1954c62590bd" xlink:to="loc_srt_ConsolidationItemsAxis_fb3b06db-9111-4e8f-88c5-57459e1c4114" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_srt_ConsolidationItemsDomain_6f7c1fd5-8937-4861-a62c-a83113496dc2" xlink:href="http://xbrl.fasb.org/srt/2020/elts/srt-2020-01-31.xsd#srt_ConsolidationItemsDomain"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_srt_ConsolidationItemsAxis_fb3b06db-9111-4e8f-88c5-57459e1c4114" xlink:to="loc_srt_ConsolidationItemsDomain_6f7c1fd5-8937-4861-a62c-a83113496dc2" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_OperatingSegmentsMember_54702f87-00e0-4762-a191-22e4a74dc5ba" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_OperatingSegmentsMember"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_srt_ConsolidationItemsDomain_6f7c1fd5-8937-4861-a62c-a83113496dc2" xlink:to="loc_us-gaap_OperatingSegmentsMember_54702f87-00e0-4762-a191-22e4a74dc5ba" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_srt_ProductOrServiceAxis_3f671ef1-cae0-4663-b610-f8d09c2a3f6e" xlink:href="http://xbrl.fasb.org/srt/2020/elts/srt-2020-01-31.xsd#srt_ProductOrServiceAxis"/>
    <link:presentationArc order="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_DisaggregationOfRevenueTable_230fa473-1270-4460-9575-1954c62590bd" xlink:to="loc_srt_ProductOrServiceAxis_3f671ef1-cae0-4663-b610-f8d09c2a3f6e" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_srt_ProductsAndServicesDomain_9338be7b-180f-431b-8193-6443031776ca" xlink:href="http://xbrl.fasb.org/srt/2020/elts/srt-2020-01-31.xsd#srt_ProductsAndServicesDomain"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_srt_ProductOrServiceAxis_3f671ef1-cae0-4663-b610-f8d09c2a3f6e" xlink:to="loc_srt_ProductsAndServicesDomain_9338be7b-180f-431b-8193-6443031776ca" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_ottr_RetailResidentialMember_47dc2ec7-2fb2-49ed-ad02-7edddc6c55c4" xlink:href="ottr-20210331.xsd#ottr_RetailResidentialMember"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_srt_ProductsAndServicesDomain_9338be7b-180f-431b-8193-6443031776ca" xlink:to="loc_ottr_RetailResidentialMember_47dc2ec7-2fb2-49ed-ad02-7edddc6c55c4" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_ottr_RetailCommercialAndIndustrialMember_83d2fca0-2872-4f32-a4c4-1970ef23b502" xlink:href="ottr-20210331.xsd#ottr_RetailCommercialAndIndustrialMember"/>
    <link:presentationArc order="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_srt_ProductsAndServicesDomain_9338be7b-180f-431b-8193-6443031776ca" xlink:to="loc_ottr_RetailCommercialAndIndustrialMember_83d2fca0-2872-4f32-a4c4-1970ef23b502" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_ottr_RetailOtherMember_e537f33c-2dcf-41bb-8fdf-ecd9f3aa176a" xlink:href="ottr-20210331.xsd#ottr_RetailOtherMember"/>
    <link:presentationArc order="3" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_srt_ProductsAndServicesDomain_9338be7b-180f-431b-8193-6443031776ca" xlink:to="loc_ottr_RetailOtherMember_e537f33c-2dcf-41bb-8fdf-ecd9f3aa176a" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_ottr_ElectronicProductRetailMember_1ccfd9fe-0fef-4382-b519-accb04b64f84" xlink:href="ottr-20210331.xsd#ottr_ElectronicProductRetailMember"/>
    <link:presentationArc order="4" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_srt_ProductsAndServicesDomain_9338be7b-180f-431b-8193-6443031776ca" xlink:to="loc_ottr_ElectronicProductRetailMember_1ccfd9fe-0fef-4382-b519-accb04b64f84" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ElectricTransmissionMember_9baf2919-77e7-42d0-9264-22799c555a34" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_ElectricTransmissionMember"/>
    <link:presentationArc order="5" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_srt_ProductsAndServicesDomain_9338be7b-180f-431b-8193-6443031776ca" xlink:to="loc_us-gaap_ElectricTransmissionMember_9baf2919-77e7-42d0-9264-22799c555a34" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_ottr_WholesaleMember_9cc7c1bd-40aa-4f00-9d82-bc8381b5e0f6" xlink:href="ottr-20210331.xsd#ottr_WholesaleMember"/>
    <link:presentationArc order="6" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_srt_ProductsAndServicesDomain_9338be7b-180f-431b-8193-6443031776ca" xlink:to="loc_ottr_WholesaleMember_9cc7c1bd-40aa-4f00-9d82-bc8381b5e0f6" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_ottr_ElectricProductOtherMember_b8a8b596-9000-48ca-ad7c-a72c70f9a5fe" xlink:href="ottr-20210331.xsd#ottr_ElectricProductOtherMember"/>
    <link:presentationArc order="7" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_srt_ProductsAndServicesDomain_9338be7b-180f-431b-8193-6443031776ca" xlink:to="loc_ottr_ElectricProductOtherMember_b8a8b596-9000-48ca-ad7c-a72c70f9a5fe" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_ottr_MetalPartsAndToolingMember_3b72f38b-d907-43f0-8b1a-992e0b68f0ae" xlink:href="ottr-20210331.xsd#ottr_MetalPartsAndToolingMember"/>
    <link:presentationArc order="8" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_srt_ProductsAndServicesDomain_9338be7b-180f-431b-8193-6443031776ca" xlink:to="loc_ottr_MetalPartsAndToolingMember_3b72f38b-d907-43f0-8b1a-992e0b68f0ae" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_ottr_PlasticProductsMember_d06229eb-31fd-4d8d-8d33-0d410a662a06" xlink:href="ottr-20210331.xsd#ottr_PlasticProductsMember"/>
    <link:presentationArc order="9" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_srt_ProductsAndServicesDomain_9338be7b-180f-431b-8193-6443031776ca" xlink:to="loc_ottr_PlasticProductsMember_d06229eb-31fd-4d8d-8d33-0d410a662a06" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_ottr_ScrapMetalSalesMember_9a4a5fd0-2910-4ac2-b5d1-d4688ca835ab" xlink:href="ottr-20210331.xsd#ottr_ScrapMetalSalesMember"/>
    <link:presentationArc order="10" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_srt_ProductsAndServicesDomain_9338be7b-180f-431b-8193-6443031776ca" xlink:to="loc_ottr_ScrapMetalSalesMember_9a4a5fd0-2910-4ac2-b5d1-d4688ca835ab" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_StatementBusinessSegmentsAxis_8e2be910-006d-451d-964f-df8ece4df146" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_StatementBusinessSegmentsAxis"/>
    <link:presentationArc order="3" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_DisaggregationOfRevenueTable_230fa473-1270-4460-9575-1954c62590bd" xlink:to="loc_us-gaap_StatementBusinessSegmentsAxis_8e2be910-006d-451d-964f-df8ece4df146" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_SegmentDomain_669161b0-a8d0-4484-ab24-c6cbbec50eb0" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_SegmentDomain"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_StatementBusinessSegmentsAxis_8e2be910-006d-451d-964f-df8ece4df146" xlink:to="loc_us-gaap_SegmentDomain_669161b0-a8d0-4484-ab24-c6cbbec50eb0" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_ottr_ElectricMember_80b89e3c-7d62-46a4-b6ef-10f588f0f1fe" xlink:href="ottr-20210331.xsd#ottr_ElectricMember"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_SegmentDomain_669161b0-a8d0-4484-ab24-c6cbbec50eb0" xlink:to="loc_ottr_ElectricMember_80b89e3c-7d62-46a4-b6ef-10f588f0f1fe" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_ottr_ManufacturingMember_d2e6de6b-70a3-4cb5-9527-1339b3c5e251" xlink:href="ottr-20210331.xsd#ottr_ManufacturingMember"/>
    <link:presentationArc order="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_SegmentDomain_669161b0-a8d0-4484-ab24-c6cbbec50eb0" xlink:to="loc_ottr_ManufacturingMember_d2e6de6b-70a3-4cb5-9527-1339b3c5e251" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_ottr_PlasticsMember_70184a07-d37b-482f-80f0-97a8bde1eebb" xlink:href="ottr-20210331.xsd#ottr_PlasticsMember"/>
    <link:presentationArc order="3" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_SegmentDomain_669161b0-a8d0-4484-ab24-c6cbbec50eb0" xlink:to="loc_ottr_PlasticsMember_70184a07-d37b-482f-80f0-97a8bde1eebb" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DisaggregationOfRevenueLineItems_9882ed79-4f12-4679-b018-2f2157179c6f" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_DisaggregationOfRevenueLineItems"/>
    <link:presentationArc order="4" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_DisaggregationOfRevenueTable_230fa473-1270-4460-9575-1954c62590bd" xlink:to="loc_us-gaap_DisaggregationOfRevenueLineItems_9882ed79-4f12-4679-b018-2f2157179c6f" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_Revenues_52ff5d25-954d-410c-b73f-8f750623f775" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_Revenues"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_DisaggregationOfRevenueLineItems_9882ed79-4f12-4679-b018-2f2157179c6f" xlink:to="loc_us-gaap_Revenues_52ff5d25-954d-410c-b73f-8f750623f775" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/totalLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_RevenueNotFromContractWithCustomer_ce48ab73-75e2-4d12-9d1f-1f36c4dc8eaa" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_RevenueNotFromContractWithCustomer"/>
    <link:presentationArc order="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_DisaggregationOfRevenueLineItems_9882ed79-4f12-4679-b018-2f2157179c6f" xlink:to="loc_us-gaap_RevenueNotFromContractWithCustomer_ce48ab73-75e2-4d12-9d1f-1f36c4dc8eaa" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_RevenueFromContractWithCustomerExcludingAssessedTax_9b53f220-8376-4de5-be61-4830ba7ef6f8" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_RevenueFromContractWithCustomerExcludingAssessedTax"/>
    <link:presentationArc order="3" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_DisaggregationOfRevenueLineItems_9882ed79-4f12-4679-b018-2f2157179c6f" xlink:to="loc_us-gaap_RevenueFromContractWithCustomerExcludingAssessedTax_9b53f220-8376-4de5-be61-4830ba7ef6f8" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/verboseLabel"/>
  </link:presentationLink>
  <link:roleRef roleURI="http://www.otpco.com/role/SelectBalanceSheetInformation" xlink:type="simple" xlink:href="ottr-20210331.xsd#SelectBalanceSheetInformation"/>
  <link:presentationLink xlink:role="http://www.otpco.com/role/SelectBalanceSheetInformation" xlink:type="extended">
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_OrganizationConsolidationAndPresentationOfFinancialStatementsAbstract_88f32249-22d8-4695-ac94-52e8f3790281" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_OrganizationConsolidationAndPresentationOfFinancialStatementsAbstract"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_SupplementalBalanceSheetDisclosuresTextBlock_b66eb376-7265-48b3-9347-42c6e98d3913" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_SupplementalBalanceSheetDisclosuresTextBlock"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_OrganizationConsolidationAndPresentationOfFinancialStatementsAbstract_88f32249-22d8-4695-ac94-52e8f3790281" xlink:to="loc_us-gaap_SupplementalBalanceSheetDisclosuresTextBlock_b66eb376-7265-48b3-9347-42c6e98d3913" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
  </link:presentationLink>
  <link:roleRef roleURI="http://www.otpco.com/role/SelectBalanceSheetInformationTables" xlink:type="simple" xlink:href="ottr-20210331.xsd#SelectBalanceSheetInformationTables"/>
  <link:presentationLink xlink:role="http://www.otpco.com/role/SelectBalanceSheetInformationTables" xlink:type="extended">
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_OrganizationConsolidationAndPresentationOfFinancialStatementsAbstract_6190e7a7-4435-4e3f-8a61-e0bd41e1da49" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_OrganizationConsolidationAndPresentationOfFinancialStatementsAbstract"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ScheduleOfAccountsNotesLoansAndFinancingReceivableTextBlock_225b2535-ad68-437a-9fc1-1671b316f31a" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_ScheduleOfAccountsNotesLoansAndFinancingReceivableTextBlock"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_OrganizationConsolidationAndPresentationOfFinancialStatementsAbstract_6190e7a7-4435-4e3f-8a61-e0bd41e1da49" xlink:to="loc_us-gaap_ScheduleOfAccountsNotesLoansAndFinancingReceivableTextBlock_225b2535-ad68-437a-9fc1-1671b316f31a" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_AccountsReceivableAllowanceForCreditLossTableTextBlock_aa94a28f-e6a5-4416-991b-ff8cae48cf26" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_AccountsReceivableAllowanceForCreditLossTableTextBlock"/>
    <link:presentationArc order="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_OrganizationConsolidationAndPresentationOfFinancialStatementsAbstract_6190e7a7-4435-4e3f-8a61-e0bd41e1da49" xlink:to="loc_us-gaap_AccountsReceivableAllowanceForCreditLossTableTextBlock_aa94a28f-e6a5-4416-991b-ff8cae48cf26" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ScheduleOfInventoryCurrentTableTextBlock_f521b474-f819-44ec-87c1-9c8c592149e9" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_ScheduleOfInventoryCurrentTableTextBlock"/>
    <link:presentationArc order="3" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_OrganizationConsolidationAndPresentationOfFinancialStatementsAbstract_6190e7a7-4435-4e3f-8a61-e0bd41e1da49" xlink:to="loc_us-gaap_ScheduleOfInventoryCurrentTableTextBlock_f521b474-f819-44ec-87c1-9c8c592149e9" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_InvestmentTableTextBlock_127f7d2f-de90-4066-881c-b5d451dc5ef3" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_InvestmentTableTextBlock"/>
    <link:presentationArc order="4" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_OrganizationConsolidationAndPresentationOfFinancialStatementsAbstract_6190e7a7-4435-4e3f-8a61-e0bd41e1da49" xlink:to="loc_us-gaap_InvestmentTableTextBlock_127f7d2f-de90-4066-881c-b5d451dc5ef3" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_PropertyPlantAndEquipmentTextBlock_a0a2e9fa-d58f-49a6-8d24-c67e1a42ae77" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_PropertyPlantAndEquipmentTextBlock"/>
    <link:presentationArc order="5" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_OrganizationConsolidationAndPresentationOfFinancialStatementsAbstract_6190e7a7-4435-4e3f-8a61-e0bd41e1da49" xlink:to="loc_us-gaap_PropertyPlantAndEquipmentTextBlock_a0a2e9fa-d58f-49a6-8d24-c67e1a42ae77" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
  </link:presentationLink>
  <link:roleRef roleURI="http://www.otpco.com/role/SelectBalanceSheetInformationScheduleofReceivablesDetails" xlink:type="simple" xlink:href="ottr-20210331.xsd#SelectBalanceSheetInformationScheduleofReceivablesDetails"/>
  <link:presentationLink xlink:role="http://www.otpco.com/role/SelectBalanceSheetInformationScheduleofReceivablesDetails" xlink:type="extended">
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_OrganizationConsolidationAndPresentationOfFinancialStatementsAbstract_c2ce71ef-a5ba-4f14-b0ca-456f56a61646" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_OrganizationConsolidationAndPresentationOfFinancialStatementsAbstract"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_AccountsReceivableGrossCurrent_fd22f417-9f0b-4c0d-bd6c-efa4e2555dac" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_AccountsReceivableGrossCurrent"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_OrganizationConsolidationAndPresentationOfFinancialStatementsAbstract_c2ce71ef-a5ba-4f14-b0ca-456f56a61646" xlink:to="loc_us-gaap_AccountsReceivableGrossCurrent_fd22f417-9f0b-4c0d-bd6c-efa4e2555dac" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_OtherReceivablesGrossCurrent_315565ec-dcd8-4d1a-83d3-eb3a8d899a0a" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_OtherReceivablesGrossCurrent"/>
    <link:presentationArc order="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_OrganizationConsolidationAndPresentationOfFinancialStatementsAbstract_c2ce71ef-a5ba-4f14-b0ca-456f56a61646" xlink:to="loc_us-gaap_OtherReceivablesGrossCurrent_315565ec-dcd8-4d1a-83d3-eb3a8d899a0a" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_UnbilledReceivablesCurrent_07868a7e-b395-46f3-b679-64e262f1beed" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_UnbilledReceivablesCurrent"/>
    <link:presentationArc order="3" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_OrganizationConsolidationAndPresentationOfFinancialStatementsAbstract_c2ce71ef-a5ba-4f14-b0ca-456f56a61646" xlink:to="loc_us-gaap_UnbilledReceivablesCurrent_07868a7e-b395-46f3-b679-64e262f1beed" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_AccountsReceivableGross_53bfb7fc-d45d-44a9-913e-7ce626b880ed" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_AccountsReceivableGross"/>
    <link:presentationArc order="4" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_OrganizationConsolidationAndPresentationOfFinancialStatementsAbstract_c2ce71ef-a5ba-4f14-b0ca-456f56a61646" xlink:to="loc_us-gaap_AccountsReceivableGross_53bfb7fc-d45d-44a9-913e-7ce626b880ed" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/totalLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_AllowanceForDoubtfulAccountsReceivable_76fac46f-f5e6-4c58-a398-ecb13609a9d1" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_AllowanceForDoubtfulAccountsReceivable"/>
    <link:presentationArc order="5" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_OrganizationConsolidationAndPresentationOfFinancialStatementsAbstract_c2ce71ef-a5ba-4f14-b0ca-456f56a61646" xlink:to="loc_us-gaap_AllowanceForDoubtfulAccountsReceivable_76fac46f-f5e6-4c58-a398-ecb13609a9d1" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_AccountsReceivableNet_8cad591c-0974-4dd7-a59b-885ac46efc28" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_AccountsReceivableNet"/>
    <link:presentationArc order="6" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_OrganizationConsolidationAndPresentationOfFinancialStatementsAbstract_c2ce71ef-a5ba-4f14-b0ca-456f56a61646" xlink:to="loc_us-gaap_AccountsReceivableNet_8cad591c-0974-4dd7-a59b-885ac46efc28" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/totalLabel"/>
  </link:presentationLink>
  <link:roleRef roleURI="http://www.otpco.com/role/SelectBalanceSheetInformationSummaryofActivityinAllowanceforCreditLossesDetails" xlink:type="simple" xlink:href="ottr-20210331.xsd#SelectBalanceSheetInformationSummaryofActivityinAllowanceforCreditLossesDetails"/>
  <link:presentationLink xlink:role="http://www.otpco.com/role/SelectBalanceSheetInformationSummaryofActivityinAllowanceforCreditLossesDetails" xlink:type="extended">
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_OrganizationConsolidationAndPresentationOfFinancialStatementsAbstract_955807c9-e116-4916-9df5-7f204cc7bf44" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_OrganizationConsolidationAndPresentationOfFinancialStatementsAbstract"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_AllowanceForDoubtfulAccountsReceivableRollforward_082b4dc8-d8d4-4ae1-bc68-c544b27fd1cd" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_AllowanceForDoubtfulAccountsReceivableRollforward"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_OrganizationConsolidationAndPresentationOfFinancialStatementsAbstract_955807c9-e116-4916-9df5-7f204cc7bf44" xlink:to="loc_us-gaap_AllowanceForDoubtfulAccountsReceivableRollforward_082b4dc8-d8d4-4ae1-bc68-c544b27fd1cd" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_AllowanceForDoubtfulAccountsReceivable_dadf5bc6-9b6d-4627-8af2-0ac45d75edb8" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_AllowanceForDoubtfulAccountsReceivable"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_AllowanceForDoubtfulAccountsReceivableRollforward_082b4dc8-d8d4-4ae1-bc68-c544b27fd1cd" xlink:to="loc_us-gaap_AllowanceForDoubtfulAccountsReceivable_dadf5bc6-9b6d-4627-8af2-0ac45d75edb8" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/periodStartLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_AllowanceForDoubtfulAccountsReceivablePeriodIncreaseDecrease_627f4532-0657-4aa0-b773-2230f85054fa" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_AllowanceForDoubtfulAccountsReceivablePeriodIncreaseDecrease"/>
    <link:presentationArc order="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_AllowanceForDoubtfulAccountsReceivableRollforward_082b4dc8-d8d4-4ae1-bc68-c544b27fd1cd" xlink:to="loc_us-gaap_AllowanceForDoubtfulAccountsReceivablePeriodIncreaseDecrease_627f4532-0657-4aa0-b773-2230f85054fa" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_ottr_AccountsReceivableAllowanceForCreditLossWriteoffAfterRecovery_0ac0b977-2e3f-497a-bda4-cd2a4143007b" xlink:href="ottr-20210331.xsd#ottr_AccountsReceivableAllowanceForCreditLossWriteoffAfterRecovery"/>
    <link:presentationArc order="3" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_AllowanceForDoubtfulAccountsReceivableRollforward_082b4dc8-d8d4-4ae1-bc68-c544b27fd1cd" xlink:to="loc_ottr_AccountsReceivableAllowanceForCreditLossWriteoffAfterRecovery_0ac0b977-2e3f-497a-bda4-cd2a4143007b" xlink:type="arc" preferredLabel="http://www.xbrl.org/2009/role/negatedTerseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_AllowanceForDoubtfulAccountsReceivable_d619631a-8c1b-4213-b641-3bd49deea9cc" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_AllowanceForDoubtfulAccountsReceivable"/>
    <link:presentationArc order="4" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_AllowanceForDoubtfulAccountsReceivableRollforward_082b4dc8-d8d4-4ae1-bc68-c544b27fd1cd" xlink:to="loc_us-gaap_AllowanceForDoubtfulAccountsReceivable_d619631a-8c1b-4213-b641-3bd49deea9cc" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/periodEndLabel"/>
  </link:presentationLink>
  <link:roleRef roleURI="http://www.otpco.com/role/SelectBalanceSheetInformationScheduleofInventoriesDetails" xlink:type="simple" xlink:href="ottr-20210331.xsd#SelectBalanceSheetInformationScheduleofInventoriesDetails"/>
  <link:presentationLink xlink:role="http://www.otpco.com/role/SelectBalanceSheetInformationScheduleofInventoriesDetails" xlink:type="extended">
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_OrganizationConsolidationAndPresentationOfFinancialStatementsAbstract_749878ee-814a-44ed-ab64-ef9af305df92" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_OrganizationConsolidationAndPresentationOfFinancialStatementsAbstract"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_InventoryFinishedGoodsNetOfReserves_f36b137a-b588-4756-853c-b4c60e01043f" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_InventoryFinishedGoodsNetOfReserves"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_OrganizationConsolidationAndPresentationOfFinancialStatementsAbstract_749878ee-814a-44ed-ab64-ef9af305df92" xlink:to="loc_us-gaap_InventoryFinishedGoodsNetOfReserves_f36b137a-b588-4756-853c-b4c60e01043f" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_InventoryWorkInProcess_4cfdd4f0-12a4-4f82-b538-2e2eda3e132d" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_InventoryWorkInProcess"/>
    <link:presentationArc order="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_OrganizationConsolidationAndPresentationOfFinancialStatementsAbstract_749878ee-814a-44ed-ab64-ef9af305df92" xlink:to="loc_us-gaap_InventoryWorkInProcess_4cfdd4f0-12a4-4f82-b538-2e2eda3e132d" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_InventoryRawMaterialsAndSupplies_dbe38965-cddd-4f4e-8ab1-d8ce4dcbb3fe" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_InventoryRawMaterialsAndSupplies"/>
    <link:presentationArc order="3" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_OrganizationConsolidationAndPresentationOfFinancialStatementsAbstract_749878ee-814a-44ed-ab64-ef9af305df92" xlink:to="loc_us-gaap_InventoryRawMaterialsAndSupplies_dbe38965-cddd-4f4e-8ab1-d8ce4dcbb3fe" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_InventoryNet_48e25463-19cd-4ae1-84b7-b1bf260519c6" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_InventoryNet"/>
    <link:presentationArc order="4" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_OrganizationConsolidationAndPresentationOfFinancialStatementsAbstract_749878ee-814a-44ed-ab64-ef9af305df92" xlink:to="loc_us-gaap_InventoryNet_48e25463-19cd-4ae1-84b7-b1bf260519c6" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/totalLabel"/>
  </link:presentationLink>
  <link:roleRef roleURI="http://www.otpco.com/role/SelectBalanceSheetInformationScheduleofInvestmentsDetails" xlink:type="simple" xlink:href="ottr-20210331.xsd#SelectBalanceSheetInformationScheduleofInvestmentsDetails"/>
  <link:presentationLink xlink:role="http://www.otpco.com/role/SelectBalanceSheetInformationScheduleofInvestmentsDetails" xlink:type="extended">
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_OrganizationConsolidationAndPresentationOfFinancialStatementsAbstract_f934e50c-96b4-4bdc-87ce-b4c85e4c78b0" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_OrganizationConsolidationAndPresentationOfFinancialStatementsAbstract"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_LifeInsuranceCorporateOrBankOwnedAmount_afef972f-4339-4032-8c8d-8190d326ada1" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_LifeInsuranceCorporateOrBankOwnedAmount"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_OrganizationConsolidationAndPresentationOfFinancialStatementsAbstract_f934e50c-96b4-4bdc-87ce-b4c85e4c78b0" xlink:to="loc_us-gaap_LifeInsuranceCorporateOrBankOwnedAmount_afef972f-4339-4032-8c8d-8190d326ada1" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_AvailableForSaleSecuritiesDebtSecurities_f4717733-b729-4e79-a2cc-a446ccefe80e" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_AvailableForSaleSecuritiesDebtSecurities"/>
    <link:presentationArc order="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_OrganizationConsolidationAndPresentationOfFinancialStatementsAbstract_f934e50c-96b4-4bdc-87ce-b4c85e4c78b0" xlink:to="loc_us-gaap_AvailableForSaleSecuritiesDebtSecurities_f4717733-b729-4e79-a2cc-a446ccefe80e" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_MoneyMarketFundsAtCarryingValue_28e840c9-08f5-4693-b5e8-41526d2228fa" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_MoneyMarketFundsAtCarryingValue"/>
    <link:presentationArc order="3" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_OrganizationConsolidationAndPresentationOfFinancialStatementsAbstract_f934e50c-96b4-4bdc-87ce-b4c85e4c78b0" xlink:to="loc_us-gaap_MoneyMarketFundsAtCarryingValue_28e840c9-08f5-4693-b5e8-41526d2228fa" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_EquitySecuritiesFvNi_d5be45a8-c8b8-4f3a-b9c0-0e4096ac62ac" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_EquitySecuritiesFvNi"/>
    <link:presentationArc order="4" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_OrganizationConsolidationAndPresentationOfFinancialStatementsAbstract_f934e50c-96b4-4bdc-87ce-b4c85e4c78b0" xlink:to="loc_us-gaap_EquitySecuritiesFvNi_d5be45a8-c8b8-4f3a-b9c0-0e4096ac62ac" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_OtherInvestments_ce260f0e-17cc-4c1f-b19a-0d828b6519ac" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_OtherInvestments"/>
    <link:presentationArc order="5" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_OrganizationConsolidationAndPresentationOfFinancialStatementsAbstract_f934e50c-96b4-4bdc-87ce-b4c85e4c78b0" xlink:to="loc_us-gaap_OtherInvestments_ce260f0e-17cc-4c1f-b19a-0d828b6519ac" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_Investments_057f5dfa-d847-423f-9279-dba4b4dc0d9f" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_Investments"/>
    <link:presentationArc order="6" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_OrganizationConsolidationAndPresentationOfFinancialStatementsAbstract_f934e50c-96b4-4bdc-87ce-b4c85e4c78b0" xlink:to="loc_us-gaap_Investments_057f5dfa-d847-423f-9279-dba4b4dc0d9f" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/totalLabel"/>
  </link:presentationLink>
  <link:roleRef roleURI="http://www.otpco.com/role/SelectBalanceSheetInformationScheduleofPropertyPlantandEquipmentDetails" xlink:type="simple" xlink:href="ottr-20210331.xsd#SelectBalanceSheetInformationScheduleofPropertyPlantandEquipmentDetails"/>
  <link:presentationLink xlink:role="http://www.otpco.com/role/SelectBalanceSheetInformationScheduleofPropertyPlantandEquipmentDetails" xlink:type="extended">
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_OrganizationConsolidationAndPresentationOfFinancialStatementsAbstract_a4ae0a5e-8a33-4aa1-8c11-e75f24ed94fc" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_OrganizationConsolidationAndPresentationOfFinancialStatementsAbstract"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ScheduleOfPropertyPlantAndEquipmentTable_d0a9cbf6-9b09-4ccc-b4c8-97ea8190ee9e" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_ScheduleOfPropertyPlantAndEquipmentTable"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_OrganizationConsolidationAndPresentationOfFinancialStatementsAbstract_a4ae0a5e-8a33-4aa1-8c11-e75f24ed94fc" xlink:to="loc_us-gaap_ScheduleOfPropertyPlantAndEquipmentTable_d0a9cbf6-9b09-4ccc-b4c8-97ea8190ee9e" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_PropertyPlantAndEquipmentByTypeAxis_fbe5527c-c067-41b1-8832-b42952faa88f" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_PropertyPlantAndEquipmentByTypeAxis"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ScheduleOfPropertyPlantAndEquipmentTable_d0a9cbf6-9b09-4ccc-b4c8-97ea8190ee9e" xlink:to="loc_us-gaap_PropertyPlantAndEquipmentByTypeAxis_fbe5527c-c067-41b1-8832-b42952faa88f" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_PropertyPlantAndEquipmentTypeDomain_2758480b-5cdb-4bd8-a98e-a05fa5b08578" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_PropertyPlantAndEquipmentTypeDomain"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_PropertyPlantAndEquipmentByTypeAxis_fbe5527c-c067-41b1-8832-b42952faa88f" xlink:to="loc_us-gaap_PropertyPlantAndEquipmentTypeDomain_2758480b-5cdb-4bd8-a98e-a05fa5b08578" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_ottr_ElectricPlantInServiceMember_01d802be-64d7-4f03-9429-3dd30623cf80" xlink:href="ottr-20210331.xsd#ottr_ElectricPlantInServiceMember"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_PropertyPlantAndEquipmentTypeDomain_2758480b-5cdb-4bd8-a98e-a05fa5b08578" xlink:to="loc_ottr_ElectricPlantInServiceMember_01d802be-64d7-4f03-9429-3dd30623cf80" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ConstructionInProgressMember_94702c9d-65bf-4402-a706-d7d9d39ae10c" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_ConstructionInProgressMember"/>
    <link:presentationArc order="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_PropertyPlantAndEquipmentTypeDomain_2758480b-5cdb-4bd8-a98e-a05fa5b08578" xlink:to="loc_us-gaap_ConstructionInProgressMember_94702c9d-65bf-4402-a706-d7d9d39ae10c" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_ottr_NonelectricOperationsPlantMember_424bc79d-532d-462c-bcf2-d347ee2798be" xlink:href="ottr-20210331.xsd#ottr_NonelectricOperationsPlantMember"/>
    <link:presentationArc order="3" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_PropertyPlantAndEquipmentTypeDomain_2758480b-5cdb-4bd8-a98e-a05fa5b08578" xlink:to="loc_ottr_NonelectricOperationsPlantMember_424bc79d-532d-462c-bcf2-d347ee2798be" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_PublicUtilityAxis_43e4a311-b9fe-4761-92a0-a173a68d65dd" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_PublicUtilityAxis"/>
    <link:presentationArc order="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ScheduleOfPropertyPlantAndEquipmentTable_d0a9cbf6-9b09-4ccc-b4c8-97ea8190ee9e" xlink:to="loc_us-gaap_PublicUtilityAxis_43e4a311-b9fe-4761-92a0-a173a68d65dd" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_UtilityPlantDomain_4bd2c206-75ee-4e7b-a856-9e4708ea610a" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_UtilityPlantDomain"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_PublicUtilityAxis_43e4a311-b9fe-4761-92a0-a173a68d65dd" xlink:to="loc_us-gaap_UtilityPlantDomain_4bd2c206-75ee-4e7b-a856-9e4708ea610a" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_ottr_ElectricPlantMember_0a0c4de8-57ab-4496-a7f7-a85fb2ed9e0c" xlink:href="ottr-20210331.xsd#ottr_ElectricPlantMember"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_UtilityPlantDomain_4bd2c206-75ee-4e7b-a856-9e4708ea610a" xlink:to="loc_ottr_ElectricPlantMember_0a0c4de8-57ab-4496-a7f7-a85fb2ed9e0c" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_ottr_NonelectricPlantMember_0d93e210-5207-447e-871f-faed90ae9213" xlink:href="ottr-20210331.xsd#ottr_NonelectricPlantMember"/>
    <link:presentationArc order="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_UtilityPlantDomain_4bd2c206-75ee-4e7b-a856-9e4708ea610a" xlink:to="loc_ottr_NonelectricPlantMember_0d93e210-5207-447e-871f-faed90ae9213" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_PropertyPlantAndEquipmentLineItems_51738620-92c9-4df5-b715-5c5327f557f0" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_PropertyPlantAndEquipmentLineItems"/>
    <link:presentationArc order="3" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ScheduleOfPropertyPlantAndEquipmentTable_d0a9cbf6-9b09-4ccc-b4c8-97ea8190ee9e" xlink:to="loc_us-gaap_PropertyPlantAndEquipmentLineItems_51738620-92c9-4df5-b715-5c5327f557f0" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_PropertyPlantAndEquipmentGross_2a067a39-d978-4bf0-aac1-5b1efff36dfe" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_PropertyPlantAndEquipmentGross"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_PropertyPlantAndEquipmentLineItems_51738620-92c9-4df5-b715-5c5327f557f0" xlink:to="loc_us-gaap_PropertyPlantAndEquipmentGross_2a067a39-d978-4bf0-aac1-5b1efff36dfe" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_AccumulatedDepreciationDepletionAndAmortizationPropertyPlantAndEquipment_13059ac6-e4e2-4ba7-bad0-5e4276b8ba1d" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_AccumulatedDepreciationDepletionAndAmortizationPropertyPlantAndEquipment"/>
    <link:presentationArc order="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_PropertyPlantAndEquipmentLineItems_51738620-92c9-4df5-b715-5c5327f557f0" xlink:to="loc_us-gaap_AccumulatedDepreciationDepletionAndAmortizationPropertyPlantAndEquipment_13059ac6-e4e2-4ba7-bad0-5e4276b8ba1d" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_PropertyPlantAndEquipmentNet_9ee65f3e-37f5-49e5-9233-03a4c9159497" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_PropertyPlantAndEquipmentNet"/>
    <link:presentationArc order="3" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_PropertyPlantAndEquipmentLineItems_51738620-92c9-4df5-b715-5c5327f557f0" xlink:to="loc_us-gaap_PropertyPlantAndEquipmentNet_9ee65f3e-37f5-49e5-9233-03a4c9159497" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/totalLabel"/>
  </link:presentationLink>
  <link:roleRef roleURI="http://www.otpco.com/role/RegulatoryMatters" xlink:type="simple" xlink:href="ottr-20210331.xsd#RegulatoryMatters"/>
  <link:presentationLink xlink:role="http://www.otpco.com/role/RegulatoryMatters" xlink:type="extended">
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_RegulatoryAssetsAndLiabilitiesDisclosureAbstract_7a3e8d60-8d18-4aee-b52f-8fcd927442b3" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_RegulatoryAssetsAndLiabilitiesDisclosureAbstract"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ScheduleOfRegulatoryAssetsAndLiabilitiesTextBlock_044c8ad2-c7ba-4466-af1e-c0cef0ce1a8d" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_ScheduleOfRegulatoryAssetsAndLiabilitiesTextBlock"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_RegulatoryAssetsAndLiabilitiesDisclosureAbstract_7a3e8d60-8d18-4aee-b52f-8fcd927442b3" xlink:to="loc_us-gaap_ScheduleOfRegulatoryAssetsAndLiabilitiesTextBlock_044c8ad2-c7ba-4466-af1e-c0cef0ce1a8d" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
  </link:presentationLink>
  <link:roleRef roleURI="http://www.otpco.com/role/RegulatoryMattersTables" xlink:type="simple" xlink:href="ottr-20210331.xsd#RegulatoryMattersTables"/>
  <link:presentationLink xlink:role="http://www.otpco.com/role/RegulatoryMattersTables" xlink:type="extended">
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_RegulatoryAssetsAndLiabilitiesDisclosureAbstract_0c880ad8-37ce-41d4-84f6-1e4ad4cea286" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_RegulatoryAssetsAndLiabilitiesDisclosureAbstract"/>
    <link:loc xlink:type="locator" xlink:label="loc_ottr_ScheduleOfRegulatoryAssetsAndLiabilitiesTableTextBlock_c0f6bbc8-b8c2-4c9d-906c-51b3275f045b" xlink:href="ottr-20210331.xsd#ottr_ScheduleOfRegulatoryAssetsAndLiabilitiesTableTextBlock"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_RegulatoryAssetsAndLiabilitiesDisclosureAbstract_0c880ad8-37ce-41d4-84f6-1e4ad4cea286" xlink:to="loc_ottr_ScheduleOfRegulatoryAssetsAndLiabilitiesTableTextBlock_c0f6bbc8-b8c2-4c9d-906c-51b3275f045b" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
  </link:presentationLink>
  <link:roleRef roleURI="http://www.otpco.com/role/RegulatoryMattersRegulatoryAssetsandLiabilitiesDetails" xlink:type="simple" xlink:href="ottr-20210331.xsd#RegulatoryMattersRegulatoryAssetsandLiabilitiesDetails"/>
  <link:presentationLink xlink:role="http://www.otpco.com/role/RegulatoryMattersRegulatoryAssetsandLiabilitiesDetails" xlink:type="extended">
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_RegulatoryAssetsAndLiabilitiesDisclosureAbstract_506727a6-3b7e-4e88-8cf4-b465f80495b1" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_RegulatoryAssetsAndLiabilitiesDisclosureAbstract"/>
    <link:loc xlink:type="locator" xlink:label="loc_ottr_ScheduleOfRegulatoryAssetsAndLiabilitiesTable_1f522653-46b6-4e9d-b3d3-fac45715ee7e" xlink:href="ottr-20210331.xsd#ottr_ScheduleOfRegulatoryAssetsAndLiabilitiesTable"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_RegulatoryAssetsAndLiabilitiesDisclosureAbstract_506727a6-3b7e-4e88-8cf4-b465f80495b1" xlink:to="loc_ottr_ScheduleOfRegulatoryAssetsAndLiabilitiesTable_1f522653-46b6-4e9d-b3d3-fac45715ee7e" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_RegulatoryAssetAxis_1ad946c0-54fd-4842-adef-7129dcccee87" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_RegulatoryAssetAxis"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_ottr_ScheduleOfRegulatoryAssetsAndLiabilitiesTable_1f522653-46b6-4e9d-b3d3-fac45715ee7e" xlink:to="loc_us-gaap_RegulatoryAssetAxis_1ad946c0-54fd-4842-adef-7129dcccee87" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_RegulatoryAssetDomain_69d3da1a-97e5-456f-b374-807d9fc5af93" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_RegulatoryAssetDomain"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_RegulatoryAssetAxis_1ad946c0-54fd-4842-adef-7129dcccee87" xlink:to="loc_us-gaap_RegulatoryAssetDomain_69d3da1a-97e5-456f-b374-807d9fc5af93" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_ottr_PensionAndOtherPostretirementBenefitPlansMember_ff9b723d-f799-4220-88a7-8905fa07ab3f" xlink:href="ottr-20210331.xsd#ottr_PensionAndOtherPostretirementBenefitPlansMember"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_RegulatoryAssetDomain_69d3da1a-97e5-456f-b374-807d9fc5af93" xlink:to="loc_ottr_PensionAndOtherPostretirementBenefitPlansMember_ff9b723d-f799-4220-88a7-8905fa07ab3f" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_ottr_AlternativeRevenueProgramRidersMember_8f343e80-3591-4bd4-a823-3113f74c9f3d" xlink:href="ottr-20210331.xsd#ottr_AlternativeRevenueProgramRidersMember"/>
    <link:presentationArc order="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_RegulatoryAssetDomain_69d3da1a-97e5-456f-b374-807d9fc5af93" xlink:to="loc_ottr_AlternativeRevenueProgramRidersMember_8f343e80-3591-4bd4-a823-3113f74c9f3d" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_ottr_AssetRetirementObligationsMember_7a79aa09-f8ba-4f80-80e3-bbd407c6c11b" xlink:href="ottr-20210331.xsd#ottr_AssetRetirementObligationsMember"/>
    <link:presentationArc order="3" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_RegulatoryAssetDomain_69d3da1a-97e5-456f-b374-807d9fc5af93" xlink:to="loc_ottr_AssetRetirementObligationsMember_7a79aa09-f8ba-4f80-80e3-bbd407c6c11b" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_ottr_ISOCostRecoveryTrackersMember_13934837-7d17-490e-8d65-b98df426bf01" xlink:href="ottr-20210331.xsd#ottr_ISOCostRecoveryTrackersMember"/>
    <link:presentationArc order="4" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_RegulatoryAssetDomain_69d3da1a-97e5-456f-b374-807d9fc5af93" xlink:to="loc_ottr_ISOCostRecoveryTrackersMember_13934837-7d17-490e-8d65-b98df426bf01" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_ottr_UnrecoveredProjectCostsMember_075547a4-b734-4378-aa8c-567f0934d621" xlink:href="ottr-20210331.xsd#ottr_UnrecoveredProjectCostsMember"/>
    <link:presentationArc order="5" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_RegulatoryAssetDomain_69d3da1a-97e5-456f-b374-807d9fc5af93" xlink:to="loc_ottr_UnrecoveredProjectCostsMember_075547a4-b734-4378-aa8c-567f0934d621" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_ottr_DeferredRateCaseExpensesMember_b7da038a-105e-47a8-bd74-2135573fa2c2" xlink:href="ottr-20210331.xsd#ottr_DeferredRateCaseExpensesMember"/>
    <link:presentationArc order="6" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_RegulatoryAssetDomain_69d3da1a-97e5-456f-b374-807d9fc5af93" xlink:to="loc_ottr_DeferredRateCaseExpensesMember_b7da038a-105e-47a8-bd74-2135573fa2c2" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_ottr_DebtReacquisitionPremiumsMember_04167944-95c6-4f40-8382-40630959e041" xlink:href="ottr-20210331.xsd#ottr_DebtReacquisitionPremiumsMember"/>
    <link:presentationArc order="7" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_RegulatoryAssetDomain_69d3da1a-97e5-456f-b374-807d9fc5af93" xlink:to="loc_ottr_DebtReacquisitionPremiumsMember_04167944-95c6-4f40-8382-40630959e041" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_ottr_OtherRegulatoryAssetsMember_d05e9c1e-0321-48f1-bc8c-7c53f04d81ab" xlink:href="ottr-20210331.xsd#ottr_OtherRegulatoryAssetsMember"/>
    <link:presentationArc order="8" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_RegulatoryAssetDomain_69d3da1a-97e5-456f-b374-807d9fc5af93" xlink:to="loc_ottr_OtherRegulatoryAssetsMember_d05e9c1e-0321-48f1-bc8c-7c53f04d81ab" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_RegulatoryLiabilityAxis_c7ec03f8-ad8c-47db-b7c9-e4c392ebf506" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_RegulatoryLiabilityAxis"/>
    <link:presentationArc order="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_ottr_ScheduleOfRegulatoryAssetsAndLiabilitiesTable_1f522653-46b6-4e9d-b3d3-fac45715ee7e" xlink:to="loc_us-gaap_RegulatoryLiabilityAxis_c7ec03f8-ad8c-47db-b7c9-e4c392ebf506" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_RegulatoryLiabilityDomain_a518ae74-6e88-4946-b592-9f5cba531d4c" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_RegulatoryLiabilityDomain"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_RegulatoryLiabilityAxis_c7ec03f8-ad8c-47db-b7c9-e4c392ebf506" xlink:to="loc_us-gaap_RegulatoryLiabilityDomain_a518ae74-6e88-4946-b592-9f5cba531d4c" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_ottr_DeferredIncomeTaxesMember_ba35024a-4dbb-48a3-8e6b-e89b6eb20db1" xlink:href="ottr-20210331.xsd#ottr_DeferredIncomeTaxesMember"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_RegulatoryLiabilityDomain_a518ae74-6e88-4946-b592-9f5cba531d4c" xlink:to="loc_ottr_DeferredIncomeTaxesMember_ba35024a-4dbb-48a3-8e6b-e89b6eb20db1" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_ottr_PlantRemovalObligationsMember_24b80e7b-5508-401e-a0f6-28291c79d25c" xlink:href="ottr-20210331.xsd#ottr_PlantRemovalObligationsMember"/>
    <link:presentationArc order="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_RegulatoryLiabilityDomain_a518ae74-6e88-4946-b592-9f5cba531d4c" xlink:to="loc_ottr_PlantRemovalObligationsMember_24b80e7b-5508-401e-a0f6-28291c79d25c" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_ottr_FuelClauseAdjustmentMember_ed379029-dd99-45d4-90b3-f6883e1428e2" xlink:href="ottr-20210331.xsd#ottr_FuelClauseAdjustmentMember"/>
    <link:presentationArc order="3" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_RegulatoryLiabilityDomain_a518ae74-6e88-4946-b592-9f5cba531d4c" xlink:to="loc_ottr_FuelClauseAdjustmentMember_ed379029-dd99-45d4-90b3-f6883e1428e2" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_ottr_AlternativeRevenueProgramRidersMember_0fb44344-7191-4693-b3a1-77886d5c1cb3" xlink:href="ottr-20210331.xsd#ottr_AlternativeRevenueProgramRidersMember"/>
    <link:presentationArc order="4" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_RegulatoryLiabilityDomain_a518ae74-6e88-4946-b592-9f5cba531d4c" xlink:to="loc_ottr_AlternativeRevenueProgramRidersMember_0fb44344-7191-4693-b3a1-77886d5c1cb3" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/verboseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_ottr_PensionAndOtherPostretirementBenefitPlansMember_81e1d837-6d5c-4ab0-b62c-f698c1359c2b" xlink:href="ottr-20210331.xsd#ottr_PensionAndOtherPostretirementBenefitPlansMember"/>
    <link:presentationArc order="5" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_RegulatoryLiabilityDomain_a518ae74-6e88-4946-b592-9f5cba531d4c" xlink:to="loc_ottr_PensionAndOtherPostretirementBenefitPlansMember_81e1d837-6d5c-4ab0-b62c-f698c1359c2b" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/verboseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_ottr_DeferredRateCaseExpensesMember_59b8d163-fbfd-419a-b557-1e711dbd7cc1" xlink:href="ottr-20210331.xsd#ottr_DeferredRateCaseExpensesMember"/>
    <link:presentationArc order="6" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_RegulatoryLiabilityDomain_a518ae74-6e88-4946-b592-9f5cba531d4c" xlink:to="loc_ottr_DeferredRateCaseExpensesMember_59b8d163-fbfd-419a-b557-1e711dbd7cc1" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/verboseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_ottr_ISOCostRecoveryTrackersMember_5afefad2-529a-4849-95ba-bcd898950c77" xlink:href="ottr-20210331.xsd#ottr_ISOCostRecoveryTrackersMember"/>
    <link:presentationArc order="7" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_RegulatoryLiabilityDomain_a518ae74-6e88-4946-b592-9f5cba531d4c" xlink:to="loc_ottr_ISOCostRecoveryTrackersMember_5afefad2-529a-4849-95ba-bcd898950c77" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/verboseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_ottr_OtherRegulatoryLiabilitiesMember_1b415082-8bf3-448d-a2bf-f295e282e832" xlink:href="ottr-20210331.xsd#ottr_OtherRegulatoryLiabilitiesMember"/>
    <link:presentationArc order="8" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_RegulatoryLiabilityDomain_a518ae74-6e88-4946-b592-9f5cba531d4c" xlink:to="loc_ottr_OtherRegulatoryLiabilitiesMember_1b415082-8bf3-448d-a2bf-f295e282e832" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_ottr_ScheduleOfRegulatoryAssetsAndLiabilitiesLineItems_c4853dee-1c2a-44c2-b1d5-0df8b355f6a5" xlink:href="ottr-20210331.xsd#ottr_ScheduleOfRegulatoryAssetsAndLiabilitiesLineItems"/>
    <link:presentationArc order="3" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_ottr_ScheduleOfRegulatoryAssetsAndLiabilitiesTable_1f522653-46b6-4e9d-b3d3-fac45715ee7e" xlink:to="loc_ottr_ScheduleOfRegulatoryAssetsAndLiabilitiesLineItems_c4853dee-1c2a-44c2-b1d5-0df8b355f6a5" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_RegulatoryAssetsCurrent_e66f7d6f-4fbb-450e-b612-502d7edaf1d8" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_RegulatoryAssetsCurrent"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_ottr_ScheduleOfRegulatoryAssetsAndLiabilitiesLineItems_c4853dee-1c2a-44c2-b1d5-0df8b355f6a5" xlink:to="loc_us-gaap_RegulatoryAssetsCurrent_e66f7d6f-4fbb-450e-b612-502d7edaf1d8" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_RegulatoryAssetsNoncurrent_da51a681-b8d7-4597-aa46-d683f101fe05" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_RegulatoryAssetsNoncurrent"/>
    <link:presentationArc order="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_ottr_ScheduleOfRegulatoryAssetsAndLiabilitiesLineItems_c4853dee-1c2a-44c2-b1d5-0df8b355f6a5" xlink:to="loc_us-gaap_RegulatoryAssetsNoncurrent_da51a681-b8d7-4597-aa46-d683f101fe05" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/verboseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_RegulatoryAssetAmortizationPeriod_f96d9e17-2118-4426-8f79-97364da667c4" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_RegulatoryAssetAmortizationPeriod"/>
    <link:presentationArc order="3" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_ottr_ScheduleOfRegulatoryAssetsAndLiabilitiesLineItems_c4853dee-1c2a-44c2-b1d5-0df8b355f6a5" xlink:to="loc_us-gaap_RegulatoryAssetAmortizationPeriod_f96d9e17-2118-4426-8f79-97364da667c4" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_RegulatoryLiabilityCurrent_875479da-e53e-453b-9c35-b07ec14cb45e" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_RegulatoryLiabilityCurrent"/>
    <link:presentationArc order="4" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_ottr_ScheduleOfRegulatoryAssetsAndLiabilitiesLineItems_c4853dee-1c2a-44c2-b1d5-0df8b355f6a5" xlink:to="loc_us-gaap_RegulatoryLiabilityCurrent_875479da-e53e-453b-9c35-b07ec14cb45e" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/verboseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_RegulatoryLiabilityNoncurrent_abb22413-2e08-41d0-98a8-b1135d008fdf" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_RegulatoryLiabilityNoncurrent"/>
    <link:presentationArc order="5" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_ottr_ScheduleOfRegulatoryAssetsAndLiabilitiesLineItems_c4853dee-1c2a-44c2-b1d5-0df8b355f6a5" xlink:to="loc_us-gaap_RegulatoryLiabilityNoncurrent_abb22413-2e08-41d0-98a8-b1135d008fdf" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_RegulatoryLiabilityAmortizationPeriod_fd513ae2-3f48-4292-a362-e44afe15414d" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_RegulatoryLiabilityAmortizationPeriod"/>
    <link:presentationArc order="6" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_ottr_ScheduleOfRegulatoryAssetsAndLiabilitiesLineItems_c4853dee-1c2a-44c2-b1d5-0df8b355f6a5" xlink:to="loc_us-gaap_RegulatoryLiabilityAmortizationPeriod_fd513ae2-3f48-4292-a362-e44afe15414d" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
  </link:presentationLink>
  <link:roleRef roleURI="http://www.otpco.com/role/ShortTermandLongTermBorrowings" xlink:type="simple" xlink:href="ottr-20210331.xsd#ShortTermandLongTermBorrowings"/>
  <link:presentationLink xlink:role="http://www.otpco.com/role/ShortTermandLongTermBorrowings" xlink:type="extended">
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DebtDisclosureAbstract_40eeae5f-a985-44d6-ae50-8581525a91c9" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_DebtDisclosureAbstract"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DebtDisclosureTextBlock_20a13d60-c4f4-41a0-8c0b-3841314c656f" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_DebtDisclosureTextBlock"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_DebtDisclosureAbstract_40eeae5f-a985-44d6-ae50-8581525a91c9" xlink:to="loc_us-gaap_DebtDisclosureTextBlock_20a13d60-c4f4-41a0-8c0b-3841314c656f" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
  </link:presentationLink>
  <link:roleRef roleURI="http://www.otpco.com/role/ShortTermandLongTermBorrowingsTables" xlink:type="simple" xlink:href="ottr-20210331.xsd#ShortTermandLongTermBorrowingsTables"/>
  <link:presentationLink xlink:role="http://www.otpco.com/role/ShortTermandLongTermBorrowingsTables" xlink:type="extended">
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DebtDisclosureAbstract_25b7927c-1f02-437e-93c4-e930357de86d" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_DebtDisclosureAbstract"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ScheduleOfLineOfCreditFacilitiesTextBlock_73d55a35-037b-458b-a99a-43b9e977705a" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_ScheduleOfLineOfCreditFacilitiesTextBlock"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_DebtDisclosureAbstract_25b7927c-1f02-437e-93c4-e930357de86d" xlink:to="loc_us-gaap_ScheduleOfLineOfCreditFacilitiesTextBlock_73d55a35-037b-458b-a99a-43b9e977705a" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ScheduleOfDebtTableTextBlock_efac264f-b267-4ad7-a703-9e7d5afbf75c" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_ScheduleOfDebtTableTextBlock"/>
    <link:presentationArc order="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_DebtDisclosureAbstract_25b7927c-1f02-437e-93c4-e930357de86d" xlink:to="loc_us-gaap_ScheduleOfDebtTableTextBlock_efac264f-b267-4ad7-a703-9e7d5afbf75c" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
  </link:presentationLink>
  <link:roleRef roleURI="http://www.otpco.com/role/ShortTermandLongTermBorrowingsLinesofCreditDetails" xlink:type="simple" xlink:href="ottr-20210331.xsd#ShortTermandLongTermBorrowingsLinesofCreditDetails"/>
  <link:presentationLink xlink:role="http://www.otpco.com/role/ShortTermandLongTermBorrowingsLinesofCreditDetails" xlink:type="extended">
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DebtDisclosureAbstract_3300d4d9-f56e-45e1-8ee9-af948f57b335" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_DebtDisclosureAbstract"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_LineOfCreditFacilityTable_f803941a-c122-4835-b978-709bf3b1ea0b" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_LineOfCreditFacilityTable"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_DebtDisclosureAbstract_3300d4d9-f56e-45e1-8ee9-af948f57b335" xlink:to="loc_us-gaap_LineOfCreditFacilityTable_f803941a-c122-4835-b978-709bf3b1ea0b" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DebtInstrumentAxis_07e24c82-879e-4ca7-a729-0734ce241ce7" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_DebtInstrumentAxis"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_LineOfCreditFacilityTable_f803941a-c122-4835-b978-709bf3b1ea0b" xlink:to="loc_us-gaap_DebtInstrumentAxis_07e24c82-879e-4ca7-a729-0734ce241ce7" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DebtInstrumentNameDomain_21687459-6dfb-4345-a1a1-d78a7dd429b7" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_DebtInstrumentNameDomain"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_DebtInstrumentAxis_07e24c82-879e-4ca7-a729-0734ce241ce7" xlink:to="loc_us-gaap_DebtInstrumentNameDomain_21687459-6dfb-4345-a1a1-d78a7dd429b7" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_ottr_OtterTailCorporationCreditAgreementMember_d2024338-df08-4581-8f0d-d0a7b7aff0d1" xlink:href="ottr-20210331.xsd#ottr_OtterTailCorporationCreditAgreementMember"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_DebtInstrumentNameDomain_21687459-6dfb-4345-a1a1-d78a7dd429b7" xlink:to="loc_ottr_OtterTailCorporationCreditAgreementMember_d2024338-df08-4581-8f0d-d0a7b7aff0d1" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_ottr_OTPCreditAgreementMember_408fb770-d78b-442c-9beb-b354d995c83a" xlink:href="ottr-20210331.xsd#ottr_OTPCreditAgreementMember"/>
    <link:presentationArc order="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_DebtInstrumentNameDomain_21687459-6dfb-4345-a1a1-d78a7dd429b7" xlink:to="loc_ottr_OTPCreditAgreementMember_408fb770-d78b-442c-9beb-b354d995c83a" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_LineOfCreditFacilityLineItems_489c1616-226b-4f36-a13c-1ba6b262cda5" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_LineOfCreditFacilityLineItems"/>
    <link:presentationArc order="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_LineOfCreditFacilityTable_f803941a-c122-4835-b978-709bf3b1ea0b" xlink:to="loc_us-gaap_LineOfCreditFacilityLineItems_489c1616-226b-4f36-a13c-1ba6b262cda5" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_LineOfCreditFacilityMaximumBorrowingCapacity_c409871a-02a4-4e19-9ed8-613b393d04d4" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_LineOfCreditFacilityMaximumBorrowingCapacity"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_LineOfCreditFacilityLineItems_489c1616-226b-4f36-a13c-1ba6b262cda5" xlink:to="loc_us-gaap_LineOfCreditFacilityMaximumBorrowingCapacity_c409871a-02a4-4e19-9ed8-613b393d04d4" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ShortTermBorrowings_d61dcfc0-1cdd-4ec6-8a83-5f55a212ad3e" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_ShortTermBorrowings"/>
    <link:presentationArc order="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_LineOfCreditFacilityLineItems_489c1616-226b-4f36-a13c-1ba6b262cda5" xlink:to="loc_us-gaap_ShortTermBorrowings_d61dcfc0-1cdd-4ec6-8a83-5f55a212ad3e" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/verboseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_LettersOfCreditOutstandingAmount_819a6cdd-76d8-4fe7-b5a3-b96047893f8c" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_LettersOfCreditOutstandingAmount"/>
    <link:presentationArc order="3" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_LineOfCreditFacilityLineItems_489c1616-226b-4f36-a13c-1ba6b262cda5" xlink:to="loc_us-gaap_LettersOfCreditOutstandingAmount_819a6cdd-76d8-4fe7-b5a3-b96047893f8c" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_LineOfCreditFacilityRemainingBorrowingCapacity_5d27e9ea-6ea3-40e5-b52a-c28b6aea9eb5" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_LineOfCreditFacilityRemainingBorrowingCapacity"/>
    <link:presentationArc order="4" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_LineOfCreditFacilityLineItems_489c1616-226b-4f36-a13c-1ba6b262cda5" xlink:to="loc_us-gaap_LineOfCreditFacilityRemainingBorrowingCapacity_5d27e9ea-6ea3-40e5-b52a-c28b6aea9eb5" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
  </link:presentationLink>
  <link:roleRef roleURI="http://www.otpco.com/role/ShortTermandLongTermBorrowingsBreakdownofOutstandingLongtermDebtDetails" xlink:type="simple" xlink:href="ottr-20210331.xsd#ShortTermandLongTermBorrowingsBreakdownofOutstandingLongtermDebtDetails"/>
  <link:presentationLink xlink:role="http://www.otpco.com/role/ShortTermandLongTermBorrowingsBreakdownofOutstandingLongtermDebtDetails" xlink:type="extended">
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DebtDisclosureAbstract_24ee7f17-036e-4c20-b525-57ed2064bbbe" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_DebtDisclosureAbstract"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DebtInstrumentTable_0e7eabb1-e314-495c-ab06-64e0b3968661" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_DebtInstrumentTable"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_DebtDisclosureAbstract_24ee7f17-036e-4c20-b525-57ed2064bbbe" xlink:to="loc_us-gaap_DebtInstrumentTable_0e7eabb1-e314-495c-ab06-64e0b3968661" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DebtInstrumentAxis_81a2c206-3ec9-4984-8663-66342ae535de" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_DebtInstrumentAxis"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_DebtInstrumentTable_0e7eabb1-e314-495c-ab06-64e0b3968661" xlink:to="loc_us-gaap_DebtInstrumentAxis_81a2c206-3ec9-4984-8663-66342ae535de" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DebtInstrumentNameDomain_25191ccf-7591-472c-a767-dd2e9ac3f461" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_DebtInstrumentNameDomain"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_DebtInstrumentAxis_81a2c206-3ec9-4984-8663-66342ae535de" xlink:to="loc_us-gaap_DebtInstrumentNameDomain_25191ccf-7591-472c-a767-dd2e9ac3f461" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_ottr_The355GuaranteedSeniorNotesDueDecember152026Member_c5ab6350-441d-4992-8825-76edfc43a8fa" xlink:href="ottr-20210331.xsd#ottr_The355GuaranteedSeniorNotesDueDecember152026Member"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_DebtInstrumentNameDomain_25191ccf-7591-472c-a767-dd2e9ac3f461" xlink:to="loc_ottr_The355GuaranteedSeniorNotesDueDecember152026Member_c5ab6350-441d-4992-8825-76edfc43a8fa" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_ottr_SeniorUnsecuredNotes463SeriesADueDecember12021Member_cd802dcc-4210-4f27-aab2-9e566bfd138f" xlink:href="ottr-20210331.xsd#ottr_SeniorUnsecuredNotes463SeriesADueDecember12021Member"/>
    <link:presentationArc order="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_DebtInstrumentNameDomain_25191ccf-7591-472c-a767-dd2e9ac3f461" xlink:to="loc_ottr_SeniorUnsecuredNotes463SeriesADueDecember12021Member_cd802dcc-4210-4f27-aab2-9e566bfd138f" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_ottr_SeniorUnsecuredNotes615SeriesBDueAugust202022Member_860544e9-79ec-46f7-9f2d-5783f11badfa" xlink:href="ottr-20210331.xsd#ottr_SeniorUnsecuredNotes615SeriesBDueAugust202022Member"/>
    <link:presentationArc order="3" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_DebtInstrumentNameDomain_25191ccf-7591-472c-a767-dd2e9ac3f461" xlink:to="loc_ottr_SeniorUnsecuredNotes615SeriesBDueAugust202022Member_860544e9-79ec-46f7-9f2d-5783f11badfa" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_ottr_SeniorUnsecuredNotes637SeriesCDueAugust202027Member_f81a2f93-a6cd-4104-abe1-6260f9f0dd4e" xlink:href="ottr-20210331.xsd#ottr_SeniorUnsecuredNotes637SeriesCDueAugust202027Member"/>
    <link:presentationArc order="4" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_DebtInstrumentNameDomain_25191ccf-7591-472c-a767-dd2e9ac3f461" xlink:to="loc_ottr_SeniorUnsecuredNotes637SeriesCDueAugust202027Member_f81a2f93-a6cd-4104-abe1-6260f9f0dd4e" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_ottr_SeniorUnsecuredNotes468SeriesADueFebruary272029Member_8596dcb1-5949-49b5-8bd1-d0f6b7fe864e" xlink:href="ottr-20210331.xsd#ottr_SeniorUnsecuredNotes468SeriesADueFebruary272029Member"/>
    <link:presentationArc order="5" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_DebtInstrumentNameDomain_25191ccf-7591-472c-a767-dd2e9ac3f461" xlink:to="loc_ottr_SeniorUnsecuredNotes468SeriesADueFebruary272029Member_8596dcb1-5949-49b5-8bd1-d0f6b7fe864e" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_ottr_SeniorUnsecuredNotes307SeriesADueOctober102029Member_db7be065-4a55-49e2-8331-3943a4299d0c" xlink:href="ottr-20210331.xsd#ottr_SeniorUnsecuredNotes307SeriesADueOctober102029Member"/>
    <link:presentationArc order="6" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_DebtInstrumentNameDomain_25191ccf-7591-472c-a767-dd2e9ac3f461" xlink:to="loc_ottr_SeniorUnsecuredNotes307SeriesADueOctober102029Member_db7be065-4a55-49e2-8331-3943a4299d0c" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_ottr_SeniorUnsecuredNotes307SeriesADueFebruary252030Member_2445bd9e-828b-4b6e-888c-7efb17e027be" xlink:href="ottr-20210331.xsd#ottr_SeniorUnsecuredNotes307SeriesADueFebruary252030Member"/>
    <link:presentationArc order="7" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_DebtInstrumentNameDomain_25191ccf-7591-472c-a767-dd2e9ac3f461" xlink:to="loc_ottr_SeniorUnsecuredNotes307SeriesADueFebruary252030Member_2445bd9e-828b-4b6e-888c-7efb17e027be" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_ottr_SeniorUnsecuredNotes322SeriesBDueAugust202030Member_c88559d3-1174-47e8-bb6e-e09e69a84f32" xlink:href="ottr-20210331.xsd#ottr_SeniorUnsecuredNotes322SeriesBDueAugust202030Member"/>
    <link:presentationArc order="8" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_DebtInstrumentNameDomain_25191ccf-7591-472c-a767-dd2e9ac3f461" xlink:to="loc_ottr_SeniorUnsecuredNotes322SeriesBDueAugust202030Member_c88559d3-1174-47e8-bb6e-e09e69a84f32" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_ottr_SeniorUnsecuredNotes647SeriesDDueAugust202037Member_d24de79e-0d32-4929-a9b7-f78d01e9f0ce" xlink:href="ottr-20210331.xsd#ottr_SeniorUnsecuredNotes647SeriesDDueAugust202037Member"/>
    <link:presentationArc order="9" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_DebtInstrumentNameDomain_25191ccf-7591-472c-a767-dd2e9ac3f461" xlink:to="loc_ottr_SeniorUnsecuredNotes647SeriesDDueAugust202037Member_d24de79e-0d32-4929-a9b7-f78d01e9f0ce" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_ottr_SeniorUnsecuredNotes352SeriesBDueOctober102039Member_04f121f3-ac89-46fd-be0f-ace84b2f126d" xlink:href="ottr-20210331.xsd#ottr_SeniorUnsecuredNotes352SeriesBDueOctober102039Member"/>
    <link:presentationArc order="10" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_DebtInstrumentNameDomain_25191ccf-7591-472c-a767-dd2e9ac3f461" xlink:to="loc_ottr_SeniorUnsecuredNotes352SeriesBDueOctober102039Member_04f121f3-ac89-46fd-be0f-ace84b2f126d" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_ottr_SeniorUnsecuredNotes362SeriesCDueFebruary252040Member_7be4991c-6c4a-4e6a-872d-84d0524e6fcf" xlink:href="ottr-20210331.xsd#ottr_SeniorUnsecuredNotes362SeriesCDueFebruary252040Member"/>
    <link:presentationArc order="11" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_DebtInstrumentNameDomain_25191ccf-7591-472c-a767-dd2e9ac3f461" xlink:to="loc_ottr_SeniorUnsecuredNotes362SeriesCDueFebruary252040Member_7be4991c-6c4a-4e6a-872d-84d0524e6fcf" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_ottr_SeniorUnsecuredNotes547SeriesBDueFebruary272044Member_afd717bd-09d5-45f9-a85f-16b873ecce0f" xlink:href="ottr-20210331.xsd#ottr_SeniorUnsecuredNotes547SeriesBDueFebruary272044Member"/>
    <link:presentationArc order="12" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_DebtInstrumentNameDomain_25191ccf-7591-472c-a767-dd2e9ac3f461" xlink:to="loc_ottr_SeniorUnsecuredNotes547SeriesBDueFebruary272044Member_afd717bd-09d5-45f9-a85f-16b873ecce0f" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_ottr_SeniorUnsecuredNotes407SeriesADueFebruary72048Member_f0127559-beff-464c-99cb-d7b19bf8a2e0" xlink:href="ottr-20210331.xsd#ottr_SeniorUnsecuredNotes407SeriesADueFebruary72048Member"/>
    <link:presentationArc order="13" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_DebtInstrumentNameDomain_25191ccf-7591-472c-a767-dd2e9ac3f461" xlink:to="loc_ottr_SeniorUnsecuredNotes407SeriesADueFebruary72048Member_f0127559-beff-464c-99cb-d7b19bf8a2e0" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_ottr_SeniorUnsecuredNotes382SeriesCDueOctober102049Member_446212e1-8521-4ab6-b197-b1257d8b0688" xlink:href="ottr-20210331.xsd#ottr_SeniorUnsecuredNotes382SeriesCDueOctober102049Member"/>
    <link:presentationArc order="14" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_DebtInstrumentNameDomain_25191ccf-7591-472c-a767-dd2e9ac3f461" xlink:to="loc_ottr_SeniorUnsecuredNotes382SeriesCDueOctober102049Member_446212e1-8521-4ab6-b197-b1257d8b0688" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_ottr_SeniorUnsecuredNotes392SeriesDDueFebruary252050Member_c2ef5b59-5a46-4e08-bc25-e05a88bd3772" xlink:href="ottr-20210331.xsd#ottr_SeniorUnsecuredNotes392SeriesDDueFebruary252050Member"/>
    <link:presentationArc order="15" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_DebtInstrumentNameDomain_25191ccf-7591-472c-a767-dd2e9ac3f461" xlink:to="loc_ottr_SeniorUnsecuredNotes392SeriesDDueFebruary252050Member_c2ef5b59-5a46-4e08-bc25-e05a88bd3772" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_ottr_PartnershipInAssistingCommunityExpansionPaceNote254DueMarch182021Member_7e686f5c-5f1d-49ee-8a3d-14e858962a22" xlink:href="ottr-20210331.xsd#ottr_PartnershipInAssistingCommunityExpansionPaceNote254DueMarch182021Member"/>
    <link:presentationArc order="16" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_DebtInstrumentNameDomain_25191ccf-7591-472c-a767-dd2e9ac3f461" xlink:to="loc_ottr_PartnershipInAssistingCommunityExpansionPaceNote254DueMarch182021Member_7e686f5c-5f1d-49ee-8a3d-14e858962a22" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DebtInstrumentLineItems_67cfab23-f9e6-4177-bb03-5e43ef00e049" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_DebtInstrumentLineItems"/>
    <link:presentationArc order="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_DebtInstrumentTable_0e7eabb1-e314-495c-ab06-64e0b3968661" xlink:to="loc_us-gaap_DebtInstrumentLineItems_67cfab23-f9e6-4177-bb03-5e43ef00e049" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DebtInstrumentInterestRateStatedPercentage_6c415265-3707-4cc3-a8ea-aba1eb37d7d4" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_DebtInstrumentInterestRateStatedPercentage"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_DebtInstrumentLineItems_67cfab23-f9e6-4177-bb03-5e43ef00e049" xlink:to="loc_us-gaap_DebtInstrumentInterestRateStatedPercentage_6c415265-3707-4cc3-a8ea-aba1eb37d7d4" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_LongTermDebt_99131849-5a8d-498e-9627-6b3a91bcab38" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_LongTermDebt"/>
    <link:presentationArc order="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_DebtInstrumentLineItems_67cfab23-f9e6-4177-bb03-5e43ef00e049" xlink:to="loc_us-gaap_LongTermDebt_99131849-5a8d-498e-9627-6b3a91bcab38" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_LongTermDebtCurrent_51a23912-041c-4a2e-8bb6-dfa8dda27815" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_LongTermDebtCurrent"/>
    <link:presentationArc order="3" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_DebtInstrumentLineItems_67cfab23-f9e6-4177-bb03-5e43ef00e049" xlink:to="loc_us-gaap_LongTermDebtCurrent_51a23912-041c-4a2e-8bb6-dfa8dda27815" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DebtInstrumentUnamortizedDiscount_d975d015-662d-4b8d-ac31-bd4b05250804" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_DebtInstrumentUnamortizedDiscount"/>
    <link:presentationArc order="4" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_DebtInstrumentLineItems_67cfab23-f9e6-4177-bb03-5e43ef00e049" xlink:to="loc_us-gaap_DebtInstrumentUnamortizedDiscount_d975d015-662d-4b8d-ac31-bd4b05250804" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_LongTermDebtNoncurrent_c0b69fb1-c463-4770-99af-394c29b7f6ff" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_LongTermDebtNoncurrent"/>
    <link:presentationArc order="5" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_DebtInstrumentLineItems_67cfab23-f9e6-4177-bb03-5e43ef00e049" xlink:to="loc_us-gaap_LongTermDebtNoncurrent_c0b69fb1-c463-4770-99af-394c29b7f6ff" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
  </link:presentationLink>
  <link:roleRef roleURI="http://www.otpco.com/role/ShortTermandLongTermBorrowingsNarrativeDetails" xlink:type="simple" xlink:href="ottr-20210331.xsd#ShortTermandLongTermBorrowingsNarrativeDetails"/>
  <link:presentationLink xlink:role="http://www.otpco.com/role/ShortTermandLongTermBorrowingsNarrativeDetails" xlink:type="extended">
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DebtDisclosureAbstract_70d276e9-57a3-4502-b9ae-45c1342ece92" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_DebtDisclosureAbstract"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DebtInstrumentTable_ea291b7e-40c1-4113-a9c0-af9e6e76ebc0" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_DebtInstrumentTable"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_DebtDisclosureAbstract_70d276e9-57a3-4502-b9ae-45c1342ece92" xlink:to="loc_us-gaap_DebtInstrumentTable_ea291b7e-40c1-4113-a9c0-af9e6e76ebc0" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_srt_RangeAxis_4e83db25-e299-40f3-9436-e689dd3316f3" xlink:href="http://xbrl.fasb.org/srt/2020/elts/srt-2020-01-31.xsd#srt_RangeAxis"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_DebtInstrumentTable_ea291b7e-40c1-4113-a9c0-af9e6e76ebc0" xlink:to="loc_srt_RangeAxis_4e83db25-e299-40f3-9436-e689dd3316f3" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_srt_RangeMember_28aa7f3a-93d0-4435-99f8-e5c13593411a" xlink:href="http://xbrl.fasb.org/srt/2020/elts/srt-2020-01-31.xsd#srt_RangeMember"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_srt_RangeAxis_4e83db25-e299-40f3-9436-e689dd3316f3" xlink:to="loc_srt_RangeMember_28aa7f3a-93d0-4435-99f8-e5c13593411a" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_srt_MaximumMember_133d2179-b417-4fb5-94bb-059034de56e7" xlink:href="http://xbrl.fasb.org/srt/2020/elts/srt-2020-01-31.xsd#srt_MaximumMember"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_srt_RangeMember_28aa7f3a-93d0-4435-99f8-e5c13593411a" xlink:to="loc_srt_MaximumMember_133d2179-b417-4fb5-94bb-059034de56e7" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_srt_MinimumMember_bd427adc-7ad8-46f6-b5b0-2aff5ecab8b6" xlink:href="http://xbrl.fasb.org/srt/2020/elts/srt-2020-01-31.xsd#srt_MinimumMember"/>
    <link:presentationArc order="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_srt_RangeMember_28aa7f3a-93d0-4435-99f8-e5c13593411a" xlink:to="loc_srt_MinimumMember_bd427adc-7ad8-46f6-b5b0-2aff5ecab8b6" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DebtInstrumentLineItems_6d1b0ffa-2f05-49b3-934b-7fc318af1cd9" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_DebtInstrumentLineItems"/>
    <link:presentationArc order="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_DebtInstrumentTable_ea291b7e-40c1-4113-a9c0-af9e6e76ebc0" xlink:to="loc_us-gaap_DebtInstrumentLineItems_6d1b0ffa-2f05-49b3-934b-7fc318af1cd9" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_ottr_DebtToTotalCapitalizationRatio_4383a2e2-aae2-46c5-a139-3ba69b650230" xlink:href="ottr-20210331.xsd#ottr_DebtToTotalCapitalizationRatio"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_DebtInstrumentLineItems_6d1b0ffa-2f05-49b3-934b-7fc318af1cd9" xlink:to="loc_ottr_DebtToTotalCapitalizationRatio_4383a2e2-aae2-46c5-a139-3ba69b650230" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_ottr_InterestAndDividendCoverageRatio_31352408-60bf-4aba-8430-ae3455262d7c" xlink:href="ottr-20210331.xsd#ottr_InterestAndDividendCoverageRatio"/>
    <link:presentationArc order="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_DebtInstrumentLineItems_6d1b0ffa-2f05-49b3-934b-7fc318af1cd9" xlink:to="loc_ottr_InterestAndDividendCoverageRatio_31352408-60bf-4aba-8430-ae3455262d7c" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
  </link:presentationLink>
  <link:roleRef roleURI="http://www.otpco.com/role/PensionPlanandOtherPostretirementBenefits" xlink:type="simple" xlink:href="ottr-20210331.xsd#PensionPlanandOtherPostretirementBenefits"/>
  <link:presentationLink xlink:role="http://www.otpco.com/role/PensionPlanandOtherPostretirementBenefits" xlink:type="extended">
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_CompensationAndRetirementDisclosureAbstract_1ef7a953-9c17-4475-978d-e9ae220e2f19" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_CompensationAndRetirementDisclosureAbstract"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_PensionAndOtherPostretirementBenefitsDisclosureTextBlock_4794c2ef-a652-49d8-ada7-47ef9a643bfa" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_PensionAndOtherPostretirementBenefitsDisclosureTextBlock"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_CompensationAndRetirementDisclosureAbstract_1ef7a953-9c17-4475-978d-e9ae220e2f19" xlink:to="loc_us-gaap_PensionAndOtherPostretirementBenefitsDisclosureTextBlock_4794c2ef-a652-49d8-ada7-47ef9a643bfa" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
  </link:presentationLink>
  <link:roleRef roleURI="http://www.otpco.com/role/PensionPlanandOtherPostretirementBenefitsTables" xlink:type="simple" xlink:href="ottr-20210331.xsd#PensionPlanandOtherPostretirementBenefitsTables"/>
  <link:presentationLink xlink:role="http://www.otpco.com/role/PensionPlanandOtherPostretirementBenefitsTables" xlink:type="extended">
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_CompensationAndRetirementDisclosureAbstract_359ca06b-abc7-451f-8acd-332c9e8d1756" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_CompensationAndRetirementDisclosureAbstract"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ScheduleOfNetBenefitCostsTableTextBlock_0d7781a0-0353-43d7-9f0f-287289a3904d" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_ScheduleOfNetBenefitCostsTableTextBlock"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_CompensationAndRetirementDisclosureAbstract_359ca06b-abc7-451f-8acd-332c9e8d1756" xlink:to="loc_us-gaap_ScheduleOfNetBenefitCostsTableTextBlock_0d7781a0-0353-43d7-9f0f-287289a3904d" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
  </link:presentationLink>
  <link:roleRef roleURI="http://www.otpco.com/role/PensionPlanandOtherPostretirementBenefitsComponentsofNetPeriodicBenefitCostDetails" xlink:type="simple" xlink:href="ottr-20210331.xsd#PensionPlanandOtherPostretirementBenefitsComponentsofNetPeriodicBenefitCostDetails"/>
  <link:presentationLink xlink:role="http://www.otpco.com/role/PensionPlanandOtherPostretirementBenefitsComponentsofNetPeriodicBenefitCostDetails" xlink:type="extended">
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_CompensationAndRetirementDisclosureAbstract_3657d1b2-9976-4f56-90a7-0086deb3e4e0" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_CompensationAndRetirementDisclosureAbstract"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ScheduleOfDefinedBenefitPlansDisclosuresTable_c85ef4bc-ad05-4ca0-b268-be2e3d507f88" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_ScheduleOfDefinedBenefitPlansDisclosuresTable"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_CompensationAndRetirementDisclosureAbstract_3657d1b2-9976-4f56-90a7-0086deb3e4e0" xlink:to="loc_us-gaap_ScheduleOfDefinedBenefitPlansDisclosuresTable_c85ef4bc-ad05-4ca0-b268-be2e3d507f88" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_RetirementPlanTypeAxis_ff0bbcbf-d3d0-4144-9288-23711b47a42d" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_RetirementPlanTypeAxis"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ScheduleOfDefinedBenefitPlansDisclosuresTable_c85ef4bc-ad05-4ca0-b268-be2e3d507f88" xlink:to="loc_us-gaap_RetirementPlanTypeAxis_ff0bbcbf-d3d0-4144-9288-23711b47a42d" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_RetirementPlanTypeDomain_4d386017-3a7b-416a-8a10-9d64646635f8" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_RetirementPlanTypeDomain"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_RetirementPlanTypeAxis_ff0bbcbf-d3d0-4144-9288-23711b47a42d" xlink:to="loc_us-gaap_RetirementPlanTypeDomain_4d386017-3a7b-416a-8a10-9d64646635f8" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_PensionPlansDefinedBenefitMember_fdfbb58d-ff16-478e-95af-47d47f912547" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_PensionPlansDefinedBenefitMember"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_RetirementPlanTypeDomain_4d386017-3a7b-416a-8a10-9d64646635f8" xlink:to="loc_us-gaap_PensionPlansDefinedBenefitMember_fdfbb58d-ff16-478e-95af-47d47f912547" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_ottr_ExecutiveSurvivorAndSupplementalRetirementPlanMember_cc37063a-3b32-41b2-b898-35da5cb7aa32" xlink:href="ottr-20210331.xsd#ottr_ExecutiveSurvivorAndSupplementalRetirementPlanMember"/>
    <link:presentationArc order="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_RetirementPlanTypeDomain_4d386017-3a7b-416a-8a10-9d64646635f8" xlink:to="loc_ottr_ExecutiveSurvivorAndSupplementalRetirementPlanMember_cc37063a-3b32-41b2-b898-35da5cb7aa32" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_OtherPostretirementBenefitPlansDefinedBenefitMember_92c2edf3-7a67-4b2b-84b8-c9edbfe285c1" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_OtherPostretirementBenefitPlansDefinedBenefitMember"/>
    <link:presentationArc order="3" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_RetirementPlanTypeDomain_4d386017-3a7b-416a-8a10-9d64646635f8" xlink:to="loc_us-gaap_OtherPostretirementBenefitPlansDefinedBenefitMember_92c2edf3-7a67-4b2b-84b8-c9edbfe285c1" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DefinedBenefitPlanDisclosureLineItems_64c9e16d-acd6-45a6-8414-db490ac7f7e7" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_DefinedBenefitPlanDisclosureLineItems"/>
    <link:presentationArc order="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ScheduleOfDefinedBenefitPlansDisclosuresTable_c85ef4bc-ad05-4ca0-b268-be2e3d507f88" xlink:to="loc_us-gaap_DefinedBenefitPlanDisclosureLineItems_64c9e16d-acd6-45a6-8414-db490ac7f7e7" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DefinedBenefitPlanServiceCost_40c46030-b197-4e70-b4ca-2a2646653259" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_DefinedBenefitPlanServiceCost"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_DefinedBenefitPlanDisclosureLineItems_64c9e16d-acd6-45a6-8414-db490ac7f7e7" xlink:to="loc_us-gaap_DefinedBenefitPlanServiceCost_40c46030-b197-4e70-b4ca-2a2646653259" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DefinedBenefitPlanInterestCost_6871cef2-89e2-48e3-a092-d9fc702df50d" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_DefinedBenefitPlanInterestCost"/>
    <link:presentationArc order="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_DefinedBenefitPlanDisclosureLineItems_64c9e16d-acd6-45a6-8414-db490ac7f7e7" xlink:to="loc_us-gaap_DefinedBenefitPlanInterestCost_6871cef2-89e2-48e3-a092-d9fc702df50d" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DefinedBenefitPlanExpectedReturnOnPlanAssets_b7eaddfc-0d19-40b1-8d7f-7a18467cbc01" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_DefinedBenefitPlanExpectedReturnOnPlanAssets"/>
    <link:presentationArc order="3" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_DefinedBenefitPlanDisclosureLineItems_64c9e16d-acd6-45a6-8414-db490ac7f7e7" xlink:to="loc_us-gaap_DefinedBenefitPlanExpectedReturnOnPlanAssets_b7eaddfc-0d19-40b1-8d7f-7a18467cbc01" xlink:type="arc" preferredLabel="http://www.xbrl.org/2009/role/negatedLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_ottr_DefinedBenefitPlanAmortizationOfPriorServiceCostCreditAbstract_935ddf40-5423-437c-884d-71878b80e573" xlink:href="ottr-20210331.xsd#ottr_DefinedBenefitPlanAmortizationOfPriorServiceCostCreditAbstract"/>
    <link:presentationArc order="4" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_DefinedBenefitPlanDisclosureLineItems_64c9e16d-acd6-45a6-8414-db490ac7f7e7" xlink:to="loc_ottr_DefinedBenefitPlanAmortizationOfPriorServiceCostCreditAbstract_935ddf40-5423-437c-884d-71878b80e573" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_ottr_DefinedBenefitPlanAmortizationOfPriorServiceCostFromRegulatoryAssetsCredit_a6213c9a-a6d7-4bff-9dd5-f2b32cd1efbb" xlink:href="ottr-20210331.xsd#ottr_DefinedBenefitPlanAmortizationOfPriorServiceCostFromRegulatoryAssetsCredit"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_ottr_DefinedBenefitPlanAmortizationOfPriorServiceCostCreditAbstract_935ddf40-5423-437c-884d-71878b80e573" xlink:to="loc_ottr_DefinedBenefitPlanAmortizationOfPriorServiceCostFromRegulatoryAssetsCredit_a6213c9a-a6d7-4bff-9dd5-f2b32cd1efbb" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_ottr_DefinedBenefitPlanAmortizationOfPriorServiceCostFromOtherComprehensiveIncomeCredit_19681e44-25bd-4c57-b5e1-0d9e1dcd7120" xlink:href="ottr-20210331.xsd#ottr_DefinedBenefitPlanAmortizationOfPriorServiceCostFromOtherComprehensiveIncomeCredit"/>
    <link:presentationArc order="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_ottr_DefinedBenefitPlanAmortizationOfPriorServiceCostCreditAbstract_935ddf40-5423-437c-884d-71878b80e573" xlink:to="loc_ottr_DefinedBenefitPlanAmortizationOfPriorServiceCostFromOtherComprehensiveIncomeCredit_19681e44-25bd-4c57-b5e1-0d9e1dcd7120" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/verboseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_ottr_DefinedBenefitPlanAmortizationOfGainsLossesAbstract_dc019619-e3b2-49ac-9458-52a4090832fd" xlink:href="ottr-20210331.xsd#ottr_DefinedBenefitPlanAmortizationOfGainsLossesAbstract"/>
    <link:presentationArc order="5" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_DefinedBenefitPlanDisclosureLineItems_64c9e16d-acd6-45a6-8414-db490ac7f7e7" xlink:to="loc_ottr_DefinedBenefitPlanAmortizationOfGainsLossesAbstract_dc019619-e3b2-49ac-9458-52a4090832fd" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_ottr_DefinedBenefitPlanAmortizationOfGainsLossesFromRegulatoryAssets_15eadfde-81d0-422d-b660-ae8bb3c49051" xlink:href="ottr-20210331.xsd#ottr_DefinedBenefitPlanAmortizationOfGainsLossesFromRegulatoryAssets"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_ottr_DefinedBenefitPlanAmortizationOfGainsLossesAbstract_dc019619-e3b2-49ac-9458-52a4090832fd" xlink:to="loc_ottr_DefinedBenefitPlanAmortizationOfGainsLossesFromRegulatoryAssets_15eadfde-81d0-422d-b660-ae8bb3c49051" xlink:type="arc" preferredLabel="http://www.xbrl.org/2009/role/negatedLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_ottr_DefinedBenefitPlanAmortizationOfGainsLossesFromOtherComprehensiveIncome_0100c782-0bce-4748-be04-beeefff998f4" xlink:href="ottr-20210331.xsd#ottr_DefinedBenefitPlanAmortizationOfGainsLossesFromOtherComprehensiveIncome"/>
    <link:presentationArc order="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_ottr_DefinedBenefitPlanAmortizationOfGainsLossesAbstract_dc019619-e3b2-49ac-9458-52a4090832fd" xlink:to="loc_ottr_DefinedBenefitPlanAmortizationOfGainsLossesFromOtherComprehensiveIncome_0100c782-0bce-4748-be04-beeefff998f4" xlink:type="arc" preferredLabel="http://www.xbrl.org/2009/role/negatedLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DefinedBenefitPlanNetPeriodicBenefitCost_6c75e771-272f-4201-93eb-d0831c5fa5c7" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_DefinedBenefitPlanNetPeriodicBenefitCost"/>
    <link:presentationArc order="6" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_DefinedBenefitPlanDisclosureLineItems_64c9e16d-acd6-45a6-8414-db490ac7f7e7" xlink:to="loc_us-gaap_DefinedBenefitPlanNetPeriodicBenefitCost_6c75e771-272f-4201-93eb-d0831c5fa5c7" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/totalLabel"/>
  </link:presentationLink>
  <link:roleRef roleURI="http://www.otpco.com/role/PensionPlanandOtherPostretirementBenefitsNarrativeDetails" xlink:type="simple" xlink:href="ottr-20210331.xsd#PensionPlanandOtherPostretirementBenefitsNarrativeDetails"/>
  <link:presentationLink xlink:role="http://www.otpco.com/role/PensionPlanandOtherPostretirementBenefitsNarrativeDetails" xlink:type="extended">
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_CompensationAndRetirementDisclosureAbstract_305c9167-eb33-41b3-b0a1-706d5444b364" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_CompensationAndRetirementDisclosureAbstract"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ScheduleOfDefinedBenefitPlansDisclosuresTable_feb069b3-ce31-4622-b6d0-a9bd9ad6ef13" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_ScheduleOfDefinedBenefitPlansDisclosuresTable"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_CompensationAndRetirementDisclosureAbstract_305c9167-eb33-41b3-b0a1-706d5444b364" xlink:to="loc_us-gaap_ScheduleOfDefinedBenefitPlansDisclosuresTable_feb069b3-ce31-4622-b6d0-a9bd9ad6ef13" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_RetirementPlanTypeAxis_afc3938e-b4d1-4e58-bd82-5ea02c11cf36" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_RetirementPlanTypeAxis"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ScheduleOfDefinedBenefitPlansDisclosuresTable_feb069b3-ce31-4622-b6d0-a9bd9ad6ef13" xlink:to="loc_us-gaap_RetirementPlanTypeAxis_afc3938e-b4d1-4e58-bd82-5ea02c11cf36" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_RetirementPlanTypeDomain_0933b2fc-ac65-446b-9a2b-871700380929" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_RetirementPlanTypeDomain"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_RetirementPlanTypeAxis_afc3938e-b4d1-4e58-bd82-5ea02c11cf36" xlink:to="loc_us-gaap_RetirementPlanTypeDomain_0933b2fc-ac65-446b-9a2b-871700380929" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_PensionPlansDefinedBenefitMember_98929314-c0f0-412c-87fc-237070ea9a4e" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_PensionPlansDefinedBenefitMember"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_RetirementPlanTypeDomain_0933b2fc-ac65-446b-9a2b-871700380929" xlink:to="loc_us-gaap_PensionPlansDefinedBenefitMember_98929314-c0f0-412c-87fc-237070ea9a4e" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DefinedBenefitPlanDisclosureLineItems_02831150-1338-48c7-982a-36e13f58db8d" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_DefinedBenefitPlanDisclosureLineItems"/>
    <link:presentationArc order="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ScheduleOfDefinedBenefitPlansDisclosuresTable_feb069b3-ce31-4622-b6d0-a9bd9ad6ef13" xlink:to="loc_us-gaap_DefinedBenefitPlanDisclosureLineItems_02831150-1338-48c7-982a-36e13f58db8d" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DefinedBenefitPlanContributionsByEmployer_b3604ae7-de4a-4191-9d80-7fef5f3a7a87" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_DefinedBenefitPlanContributionsByEmployer"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_DefinedBenefitPlanDisclosureLineItems_02831150-1338-48c7-982a-36e13f58db8d" xlink:to="loc_us-gaap_DefinedBenefitPlanContributionsByEmployer_b3604ae7-de4a-4191-9d80-7fef5f3a7a87" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
  </link:presentationLink>
  <link:roleRef roleURI="http://www.otpco.com/role/IncomeTaxes" xlink:type="simple" xlink:href="ottr-20210331.xsd#IncomeTaxes"/>
  <link:presentationLink xlink:role="http://www.otpco.com/role/IncomeTaxes" xlink:type="extended">
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_IncomeTaxDisclosureAbstract_ef75c9a3-68a9-420f-8985-a3713553b0a1" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_IncomeTaxDisclosureAbstract"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_IncomeTaxDisclosureTextBlock_1569a203-b1c3-43c0-bc46-1285082d8707" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_IncomeTaxDisclosureTextBlock"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_IncomeTaxDisclosureAbstract_ef75c9a3-68a9-420f-8985-a3713553b0a1" xlink:to="loc_us-gaap_IncomeTaxDisclosureTextBlock_1569a203-b1c3-43c0-bc46-1285082d8707" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
  </link:presentationLink>
  <link:roleRef roleURI="http://www.otpco.com/role/IncomeTaxesTables" xlink:type="simple" xlink:href="ottr-20210331.xsd#IncomeTaxesTables"/>
  <link:presentationLink xlink:role="http://www.otpco.com/role/IncomeTaxesTables" xlink:type="extended">
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_IncomeTaxDisclosureAbstract_dc661fb5-e4d1-4b77-b0bd-15a01bd43dd1" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_IncomeTaxDisclosureAbstract"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ScheduleOfEffectiveIncomeTaxRateReconciliationTableTextBlock_b357f26c-c5bb-4d46-a364-8dbd3596e3ac" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_ScheduleOfEffectiveIncomeTaxRateReconciliationTableTextBlock"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_IncomeTaxDisclosureAbstract_dc661fb5-e4d1-4b77-b0bd-15a01bd43dd1" xlink:to="loc_us-gaap_ScheduleOfEffectiveIncomeTaxRateReconciliationTableTextBlock_b357f26c-c5bb-4d46-a364-8dbd3596e3ac" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
  </link:presentationLink>
  <link:roleRef roleURI="http://www.otpco.com/role/IncomeTaxesEffectiveIncomeTaxRateDetails" xlink:type="simple" xlink:href="ottr-20210331.xsd#IncomeTaxesEffectiveIncomeTaxRateDetails"/>
  <link:presentationLink xlink:role="http://www.otpco.com/role/IncomeTaxesEffectiveIncomeTaxRateDetails" xlink:type="extended">
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_IncomeTaxDisclosureAbstract_dc2e3d94-6384-4b29-9c83-6cd7291a581f" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_IncomeTaxDisclosureAbstract"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_EffectiveIncomeTaxRateReconciliationAtFederalStatutoryIncomeTaxRate_57ed4d30-4612-46bf-9c42-7a7104f5e541" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_EffectiveIncomeTaxRateReconciliationAtFederalStatutoryIncomeTaxRate"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_IncomeTaxDisclosureAbstract_dc2e3d94-6384-4b29-9c83-6cd7291a581f" xlink:to="loc_us-gaap_EffectiveIncomeTaxRateReconciliationAtFederalStatutoryIncomeTaxRate_57ed4d30-4612-46bf-9c42-7a7104f5e541" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_EffectiveIncomeTaxRateContinuingOperationsTaxRateReconciliationAbstract_0aaa058e-f0b3-4660-870d-ee1b32fee101" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_EffectiveIncomeTaxRateContinuingOperationsTaxRateReconciliationAbstract"/>
    <link:presentationArc order="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_IncomeTaxDisclosureAbstract_dc2e3d94-6384-4b29-9c83-6cd7291a581f" xlink:to="loc_us-gaap_EffectiveIncomeTaxRateContinuingOperationsTaxRateReconciliationAbstract_0aaa058e-f0b3-4660-870d-ee1b32fee101" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_EffectiveIncomeTaxRateReconciliationStateAndLocalIncomeTaxes_ebd1e1a6-e22e-4ae9-a8bc-72de8507f6ac" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_EffectiveIncomeTaxRateReconciliationStateAndLocalIncomeTaxes"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_EffectiveIncomeTaxRateContinuingOperationsTaxRateReconciliationAbstract_0aaa058e-f0b3-4660-870d-ee1b32fee101" xlink:to="loc_us-gaap_EffectiveIncomeTaxRateReconciliationStateAndLocalIncomeTaxes_ebd1e1a6-e22e-4ae9-a8bc-72de8507f6ac" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_ottr_EffectiveIncomeTaxRateReconciliationTaxCreditProductionPercent_4c89ec5e-db10-42b6-a6d7-98115304d350" xlink:href="ottr-20210331.xsd#ottr_EffectiveIncomeTaxRateReconciliationTaxCreditProductionPercent"/>
    <link:presentationArc order="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_EffectiveIncomeTaxRateContinuingOperationsTaxRateReconciliationAbstract_0aaa058e-f0b3-4660-870d-ee1b32fee101" xlink:to="loc_ottr_EffectiveIncomeTaxRateReconciliationTaxCreditProductionPercent_4c89ec5e-db10-42b6-a6d7-98115304d350" xlink:type="arc" preferredLabel="http://www.xbrl.org/2009/role/negatedTerseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_ottr_EffectiveIncomeTaxRateReconciliationAmortizationOfExcessDeferredTaxes_ca6db0de-ed56-47f5-b3c6-63e828d787ed" xlink:href="ottr-20210331.xsd#ottr_EffectiveIncomeTaxRateReconciliationAmortizationOfExcessDeferredTaxes"/>
    <link:presentationArc order="3" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_EffectiveIncomeTaxRateContinuingOperationsTaxRateReconciliationAbstract_0aaa058e-f0b3-4660-870d-ee1b32fee101" xlink:to="loc_ottr_EffectiveIncomeTaxRateReconciliationAmortizationOfExcessDeferredTaxes_ca6db0de-ed56-47f5-b3c6-63e828d787ed" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_ottr_EffectiveIncomeTaxRateReconciliationCorporateOwnedLifeInsurancePercent_d9b28514-797e-4860-a492-257c33b3883d" xlink:href="ottr-20210331.xsd#ottr_EffectiveIncomeTaxRateReconciliationCorporateOwnedLifeInsurancePercent"/>
    <link:presentationArc order="4" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_EffectiveIncomeTaxRateContinuingOperationsTaxRateReconciliationAbstract_0aaa058e-f0b3-4660-870d-ee1b32fee101" xlink:to="loc_ottr_EffectiveIncomeTaxRateReconciliationCorporateOwnedLifeInsurancePercent_d9b28514-797e-4860-a492-257c33b3883d" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_EffectiveIncomeTaxRateReconciliationTaxCreditsOther_f8a7bc0d-a9b6-42fa-a956-4662f4d13e8d" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_EffectiveIncomeTaxRateReconciliationTaxCreditsOther"/>
    <link:presentationArc order="5" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_EffectiveIncomeTaxRateContinuingOperationsTaxRateReconciliationAbstract_0aaa058e-f0b3-4660-870d-ee1b32fee101" xlink:to="loc_us-gaap_EffectiveIncomeTaxRateReconciliationTaxCreditsOther_f8a7bc0d-a9b6-42fa-a956-4662f4d13e8d" xlink:type="arc" preferredLabel="http://www.xbrl.org/2009/role/negatedTerseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_EffectiveIncomeTaxRateReconciliationDeductionsEmployeeStockOwnershipPlanDividends_7dc40111-8211-470d-8383-19e3f3e0c43e" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_EffectiveIncomeTaxRateReconciliationDeductionsEmployeeStockOwnershipPlanDividends"/>
    <link:presentationArc order="6" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_EffectiveIncomeTaxRateContinuingOperationsTaxRateReconciliationAbstract_0aaa058e-f0b3-4660-870d-ee1b32fee101" xlink:to="loc_us-gaap_EffectiveIncomeTaxRateReconciliationDeductionsEmployeeStockOwnershipPlanDividends_7dc40111-8211-470d-8383-19e3f3e0c43e" xlink:type="arc" preferredLabel="http://www.xbrl.org/2009/role/negatedTerseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_ottr_EffectiveIncomeTaxRateReconciliationAllowanceForEquityFundsUsedDuringConstructionPercent_0385467a-6c20-45bc-8b60-e94b4053fe99" xlink:href="ottr-20210331.xsd#ottr_EffectiveIncomeTaxRateReconciliationAllowanceForEquityFundsUsedDuringConstructionPercent"/>
    <link:presentationArc order="7" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_EffectiveIncomeTaxRateContinuingOperationsTaxRateReconciliationAbstract_0aaa058e-f0b3-4660-870d-ee1b32fee101" xlink:to="loc_ottr_EffectiveIncomeTaxRateReconciliationAllowanceForEquityFundsUsedDuringConstructionPercent_0385467a-6c20-45bc-8b60-e94b4053fe99" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_EffectiveIncomeTaxRateReconciliationOtherAdjustments_78ef83e0-b10d-443c-a864-b0a7aa30460d" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_EffectiveIncomeTaxRateReconciliationOtherAdjustments"/>
    <link:presentationArc order="8" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_EffectiveIncomeTaxRateContinuingOperationsTaxRateReconciliationAbstract_0aaa058e-f0b3-4660-870d-ee1b32fee101" xlink:to="loc_us-gaap_EffectiveIncomeTaxRateReconciliationOtherAdjustments_78ef83e0-b10d-443c-a864-b0a7aa30460d" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_EffectiveIncomeTaxRateContinuingOperations_8527279e-cc11-49f7-9bd1-5f0ef13d114d" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_EffectiveIncomeTaxRateContinuingOperations"/>
    <link:presentationArc order="9" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_EffectiveIncomeTaxRateContinuingOperationsTaxRateReconciliationAbstract_0aaa058e-f0b3-4660-870d-ee1b32fee101" xlink:to="loc_us-gaap_EffectiveIncomeTaxRateContinuingOperations_8527279e-cc11-49f7-9bd1-5f0ef13d114d" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/totalLabel"/>
  </link:presentationLink>
  <link:roleRef roleURI="http://www.otpco.com/role/CommitmentsandContingencies" xlink:type="simple" xlink:href="ottr-20210331.xsd#CommitmentsandContingencies"/>
  <link:presentationLink xlink:role="http://www.otpco.com/role/CommitmentsandContingencies" xlink:type="extended">
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_CommitmentsAndContingenciesDisclosureAbstract_f39cb951-0520-4641-b9b3-4621955fee85" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_CommitmentsAndContingenciesDisclosureAbstract"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_CommitmentsAndContingenciesDisclosureTextBlock_e87fac51-d9eb-4ade-9c2c-2d0a0f91e4f1" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_CommitmentsAndContingenciesDisclosureTextBlock"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_CommitmentsAndContingenciesDisclosureAbstract_f39cb951-0520-4641-b9b3-4621955fee85" xlink:to="loc_us-gaap_CommitmentsAndContingenciesDisclosureTextBlock_e87fac51-d9eb-4ade-9c2c-2d0a0f91e4f1" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
  </link:presentationLink>
  <link:roleRef roleURI="http://www.otpco.com/role/CommitmentsandContingenciesDetails" xlink:type="simple" xlink:href="ottr-20210331.xsd#CommitmentsandContingenciesDetails"/>
  <link:presentationLink xlink:role="http://www.otpco.com/role/CommitmentsandContingenciesDetails" xlink:type="extended">
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_CommitmentsAndContingenciesDisclosureAbstract_2c8a72b8-b769-4c99-beb5-7662af8b80fb" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_CommitmentsAndContingenciesDisclosureAbstract"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_OtherCommitmentsTable_d01c5304-f930-44be-aadb-1fb478c9e0c9" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_OtherCommitmentsTable"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_CommitmentsAndContingenciesDisclosureAbstract_2c8a72b8-b769-4c99-beb5-7662af8b80fb" xlink:to="loc_us-gaap_OtherCommitmentsTable_d01c5304-f930-44be-aadb-1fb478c9e0c9" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_dei_LegalEntityAxis_30868fb6-d6f3-4379-a651-40235d8d54a9" xlink:href="https://xbrl.sec.gov/dei/2020/dei-2020-01-31.xsd#dei_LegalEntityAxis"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_OtherCommitmentsTable_d01c5304-f930-44be-aadb-1fb478c9e0c9" xlink:to="loc_dei_LegalEntityAxis_30868fb6-d6f3-4379-a651-40235d8d54a9" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_dei_EntityDomain_f2314d44-545f-41d4-a1db-802a1aacc9a6" xlink:href="https://xbrl.sec.gov/dei/2020/dei-2020-01-31.xsd#dei_EntityDomain"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_dei_LegalEntityAxis_30868fb6-d6f3-4379-a651-40235d8d54a9" xlink:to="loc_dei_EntityDomain_f2314d44-545f-41d4-a1db-802a1aacc9a6" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_ottr_OtterTailPowerCompanyMember_0704a4f7-06f9-452c-bea6-b1d823ddde15" xlink:href="ottr-20210331.xsd#ottr_OtterTailPowerCompanyMember"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_dei_EntityDomain_f2314d44-545f-41d4-a1db-802a1aacc9a6" xlink:to="loc_ottr_OtterTailPowerCompanyMember_0704a4f7-06f9-452c-bea6-b1d823ddde15" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_RegulatoryAgencyAxis_8e02438c-7ab7-44b7-9976-fa9084ed7788" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_RegulatoryAgencyAxis"/>
    <link:presentationArc order="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_OtherCommitmentsTable_d01c5304-f930-44be-aadb-1fb478c9e0c9" xlink:to="loc_us-gaap_RegulatoryAgencyAxis_8e02438c-7ab7-44b7-9976-fa9084ed7788" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_RegulatoryAgencyDomain_ef30de73-0ecd-4e2a-8668-3d1371773c84" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_RegulatoryAgencyDomain"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_RegulatoryAgencyAxis_8e02438c-7ab7-44b7-9976-fa9084ed7788" xlink:to="loc_us-gaap_RegulatoryAgencyDomain_ef30de73-0ecd-4e2a-8668-3d1371773c84" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_ottr_FederalEnergyRegulatoryCommissionMember_3fb32f39-0178-49aa-8898-9724d004cc10" xlink:href="ottr-20210331.xsd#ottr_FederalEnergyRegulatoryCommissionMember"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_RegulatoryAgencyDomain_ef30de73-0ecd-4e2a-8668-3d1371773c84" xlink:to="loc_ottr_FederalEnergyRegulatoryCommissionMember_3fb32f39-0178-49aa-8898-9724d004cc10" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_OtherCommitmentsLineItems_d2819342-56c9-4a99-92ff-16e794164705" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_OtherCommitmentsLineItems"/>
    <link:presentationArc order="3" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_OtherCommitmentsTable_d01c5304-f930-44be-aadb-1fb478c9e0c9" xlink:to="loc_us-gaap_OtherCommitmentsLineItems_d2819342-56c9-4a99-92ff-16e794164705" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_ottr_Ottr_EstimatedLiabilityForFERCOrderedMISOTariffRefundObligation_cdc8010e-6d19-4e7f-a6e1-0ba065db4ee2" xlink:href="ottr-20210331.xsd#ottr_Ottr_EstimatedLiabilityForFERCOrderedMISOTariffRefundObligation"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_OtherCommitmentsLineItems_d2819342-56c9-4a99-92ff-16e794164705" xlink:to="loc_ottr_Ottr_EstimatedLiabilityForFERCOrderedMISOTariffRefundObligation_cdc8010e-6d19-4e7f-a6e1-0ba065db4ee2" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
  </link:presentationLink>
  <link:roleRef roleURI="http://www.otpco.com/role/StockholdersEquity" xlink:type="simple" xlink:href="ottr-20210331.xsd#StockholdersEquity"/>
  <link:presentationLink xlink:role="http://www.otpco.com/role/StockholdersEquity" xlink:type="extended">
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_EquityAbstract_edfaeda2-7aaa-40fa-99ed-460379ddbd7e" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_EquityAbstract"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_StockholdersEquityNoteDisclosureTextBlock_545af87a-eeec-4d09-b361-eaea8f369771" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_StockholdersEquityNoteDisclosureTextBlock"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_EquityAbstract_edfaeda2-7aaa-40fa-99ed-460379ddbd7e" xlink:to="loc_us-gaap_StockholdersEquityNoteDisclosureTextBlock_545af87a-eeec-4d09-b361-eaea8f369771" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
  </link:presentationLink>
  <link:roleRef roleURI="http://www.otpco.com/role/StockholdersEquityDetails" xlink:type="simple" xlink:href="ottr-20210331.xsd#StockholdersEquityDetails"/>
  <link:presentationLink xlink:role="http://www.otpco.com/role/StockholdersEquityDetails" xlink:type="extended">
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_EquityAbstract_897463b4-2288-4905-abac-9e3b2c668e75" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_EquityAbstract"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ScheduleOfStockByClassTable_2632e4b9-d27e-481b-ae96-f6741d9e8426" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_ScheduleOfStockByClassTable"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_EquityAbstract_897463b4-2288-4905-abac-9e3b2c668e75" xlink:to="loc_us-gaap_ScheduleOfStockByClassTable_2632e4b9-d27e-481b-ae96-f6741d9e8426" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_SubsidiarySaleOfStockAxis_0a30e948-eed6-49d9-9db9-115c22adb81d" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_SubsidiarySaleOfStockAxis"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ScheduleOfStockByClassTable_2632e4b9-d27e-481b-ae96-f6741d9e8426" xlink:to="loc_us-gaap_SubsidiarySaleOfStockAxis_0a30e948-eed6-49d9-9db9-115c22adb81d" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_SaleOfStockNameOfTransactionDomain_0b0b19ee-dd89-437f-ac11-5fe2919cf85e" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_SaleOfStockNameOfTransactionDomain"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_SubsidiarySaleOfStockAxis_0a30e948-eed6-49d9-9db9-115c22adb81d" xlink:to="loc_us-gaap_SaleOfStockNameOfTransactionDomain_0b0b19ee-dd89-437f-ac11-5fe2919cf85e" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_ottr_SecondShelfRegistrationMember_35689f8a-39ee-4a2b-93a9-10287b15f0ee" xlink:href="ottr-20210331.xsd#ottr_SecondShelfRegistrationMember"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_SaleOfStockNameOfTransactionDomain_0b0b19ee-dd89-437f-ac11-5fe2919cf85e" xlink:to="loc_ottr_SecondShelfRegistrationMember_35689f8a-39ee-4a2b-93a9-10287b15f0ee" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_SubsequentEventTypeAxis_c0a0e13f-9add-4663-b241-d45bd65d54b0" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_SubsequentEventTypeAxis"/>
    <link:presentationArc order="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ScheduleOfStockByClassTable_2632e4b9-d27e-481b-ae96-f6741d9e8426" xlink:to="loc_us-gaap_SubsequentEventTypeAxis_c0a0e13f-9add-4663-b241-d45bd65d54b0" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_SubsequentEventTypeDomain_2228709d-e96a-4813-bfcd-7852531402d0" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_SubsequentEventTypeDomain"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_SubsequentEventTypeAxis_c0a0e13f-9add-4663-b241-d45bd65d54b0" xlink:to="loc_us-gaap_SubsequentEventTypeDomain_2228709d-e96a-4813-bfcd-7852531402d0" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_SubsequentEventMember_22efd1e3-4324-48e5-82bb-be30f56017b0" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_SubsequentEventMember"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_SubsequentEventTypeDomain_2228709d-e96a-4813-bfcd-7852531402d0" xlink:to="loc_us-gaap_SubsequentEventMember_22efd1e3-4324-48e5-82bb-be30f56017b0" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_srt_RangeAxis_03cd2041-17d2-4b7c-99b8-199c94542081" xlink:href="http://xbrl.fasb.org/srt/2020/elts/srt-2020-01-31.xsd#srt_RangeAxis"/>
    <link:presentationArc order="3" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ScheduleOfStockByClassTable_2632e4b9-d27e-481b-ae96-f6741d9e8426" xlink:to="loc_srt_RangeAxis_03cd2041-17d2-4b7c-99b8-199c94542081" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_srt_RangeMember_756abbfd-afff-41c2-9ac8-ca4137f8ca3f" xlink:href="http://xbrl.fasb.org/srt/2020/elts/srt-2020-01-31.xsd#srt_RangeMember"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_srt_RangeAxis_03cd2041-17d2-4b7c-99b8-199c94542081" xlink:to="loc_srt_RangeMember_756abbfd-afff-41c2-9ac8-ca4137f8ca3f" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_srt_MinimumMember_554a4859-d5ae-4729-9590-77f72e0e87f0" xlink:href="http://xbrl.fasb.org/srt/2020/elts/srt-2020-01-31.xsd#srt_MinimumMember"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_srt_RangeMember_756abbfd-afff-41c2-9ac8-ca4137f8ca3f" xlink:to="loc_srt_MinimumMember_554a4859-d5ae-4729-9590-77f72e0e87f0" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_srt_MaximumMember_d1c1baa9-d8db-4305-b876-9afadcfcbf6a" xlink:href="http://xbrl.fasb.org/srt/2020/elts/srt-2020-01-31.xsd#srt_MaximumMember"/>
    <link:presentationArc order="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_srt_RangeMember_756abbfd-afff-41c2-9ac8-ca4137f8ca3f" xlink:to="loc_srt_MaximumMember_d1c1baa9-d8db-4305-b876-9afadcfcbf6a" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_RegulatoryAgencyAxis_1fb2988d-b50e-4eb4-90db-947a1ac2a812" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_RegulatoryAgencyAxis"/>
    <link:presentationArc order="4" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ScheduleOfStockByClassTable_2632e4b9-d27e-481b-ae96-f6741d9e8426" xlink:to="loc_us-gaap_RegulatoryAgencyAxis_1fb2988d-b50e-4eb4-90db-947a1ac2a812" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_RegulatoryAgencyDomain_725b6903-fdfd-4f5a-b2f9-18d6a8be60d0" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_RegulatoryAgencyDomain"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_RegulatoryAgencyAxis_1fb2988d-b50e-4eb4-90db-947a1ac2a812" xlink:to="loc_us-gaap_RegulatoryAgencyDomain_725b6903-fdfd-4f5a-b2f9-18d6a8be60d0" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_ottr_MinnesotaPublicUtilitiesCommissionMember_2c08df8f-3206-4c83-af3a-898195c30948" xlink:href="ottr-20210331.xsd#ottr_MinnesotaPublicUtilitiesCommissionMember"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_RegulatoryAgencyDomain_725b6903-fdfd-4f5a-b2f9-18d6a8be60d0" xlink:to="loc_ottr_MinnesotaPublicUtilitiesCommissionMember_2c08df8f-3206-4c83-af3a-898195c30948" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_dei_LegalEntityAxis_4194105d-069b-4127-928b-80a1ef57dfee" xlink:href="https://xbrl.sec.gov/dei/2020/dei-2020-01-31.xsd#dei_LegalEntityAxis"/>
    <link:presentationArc order="5" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ScheduleOfStockByClassTable_2632e4b9-d27e-481b-ae96-f6741d9e8426" xlink:to="loc_dei_LegalEntityAxis_4194105d-069b-4127-928b-80a1ef57dfee" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_dei_EntityDomain_0d532e6f-09ec-4705-ace9-6609834a9ebd" xlink:href="https://xbrl.sec.gov/dei/2020/dei-2020-01-31.xsd#dei_EntityDomain"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_dei_LegalEntityAxis_4194105d-069b-4127-928b-80a1ef57dfee" xlink:to="loc_dei_EntityDomain_0d532e6f-09ec-4705-ace9-6609834a9ebd" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_ottr_OtterTailPowerCompanyMember_8381eea3-6a67-42eb-aa0c-a728164809eb" xlink:href="ottr-20210331.xsd#ottr_OtterTailPowerCompanyMember"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_dei_EntityDomain_0d532e6f-09ec-4705-ace9-6609834a9ebd" xlink:to="loc_ottr_OtterTailPowerCompanyMember_8381eea3-6a67-42eb-aa0c-a728164809eb" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ClassOfStockLineItems_717b2888-0b55-4fc9-af49-96ac35670ab5" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_ClassOfStockLineItems"/>
    <link:presentationArc order="6" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ScheduleOfStockByClassTable_2632e4b9-d27e-481b-ae96-f6741d9e8426" xlink:to="loc_us-gaap_ClassOfStockLineItems_717b2888-0b55-4fc9-af49-96ac35670ab5" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_SaleOfStockNumberOfSharesIssuedInTransaction_74a38ca3-2d8a-479d-864a-8f99d478d97c" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_SaleOfStockNumberOfSharesIssuedInTransaction"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ClassOfStockLineItems_717b2888-0b55-4fc9-af49-96ac35670ab5" xlink:to="loc_us-gaap_SaleOfStockNumberOfSharesIssuedInTransaction_74a38ca3-2d8a-479d-864a-8f99d478d97c" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_PublicUtilitiesRequestedEquityCapitalStructurePercentage_db3ce5a3-076b-4b6a-b344-83c24985ddb7" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_PublicUtilitiesRequestedEquityCapitalStructurePercentage"/>
    <link:presentationArc order="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ClassOfStockLineItems_717b2888-0b55-4fc9-af49-96ac35670ab5" xlink:to="loc_us-gaap_PublicUtilitiesRequestedEquityCapitalStructurePercentage_db3ce5a3-076b-4b6a-b344-83c24985ddb7" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_ottr_EquityToTotalCapitalizationRatio_602b6e35-a235-4420-947a-bea5e1f64892" xlink:href="ottr-20210331.xsd#ottr_EquityToTotalCapitalizationRatio"/>
    <link:presentationArc order="3" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ClassOfStockLineItems_717b2888-0b55-4fc9-af49-96ac35670ab5" xlink:to="loc_ottr_EquityToTotalCapitalizationRatio_602b6e35-a235-4420-947a-bea5e1f64892" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_ottr_NetAssetsRestrictedFromDistribution_af406601-9f08-4304-99c3-fce63c8f30f1" xlink:href="ottr-20210331.xsd#ottr_NetAssetsRestrictedFromDistribution"/>
    <link:presentationArc order="4" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ClassOfStockLineItems_717b2888-0b55-4fc9-af49-96ac35670ab5" xlink:to="loc_ottr_NetAssetsRestrictedFromDistribution_af406601-9f08-4304-99c3-fce63c8f30f1" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_CapitalizationLongtermDebtAndEquity_e5448465-af56-47c6-8f59-4eae0b900d22" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_CapitalizationLongtermDebtAndEquity"/>
    <link:presentationArc order="5" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ClassOfStockLineItems_717b2888-0b55-4fc9-af49-96ac35670ab5" xlink:to="loc_us-gaap_CapitalizationLongtermDebtAndEquity_e5448465-af56-47c6-8f59-4eae0b900d22" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/verboseLabel"/>
  </link:presentationLink>
  <link:roleRef roleURI="http://www.otpco.com/role/ShareBasedPayments" xlink:type="simple" xlink:href="ottr-20210331.xsd#ShareBasedPayments"/>
  <link:presentationLink xlink:role="http://www.otpco.com/role/ShareBasedPayments" xlink:type="extended">
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DisclosureOfCompensationRelatedCostsSharebasedPaymentsAbstract_e9a2184b-441f-422f-9cb9-50683ea8c094" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_DisclosureOfCompensationRelatedCostsSharebasedPaymentsAbstract"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DisclosureOfCompensationRelatedCostsShareBasedPaymentsTextBlock_701c4861-e036-43f8-a15f-ee794d05b0ee" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_DisclosureOfCompensationRelatedCostsShareBasedPaymentsTextBlock"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_DisclosureOfCompensationRelatedCostsSharebasedPaymentsAbstract_e9a2184b-441f-422f-9cb9-50683ea8c094" xlink:to="loc_us-gaap_DisclosureOfCompensationRelatedCostsShareBasedPaymentsTextBlock_701c4861-e036-43f8-a15f-ee794d05b0ee" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
  </link:presentationLink>
  <link:roleRef roleURI="http://www.otpco.com/role/ShareBasedPaymentsTables" xlink:type="simple" xlink:href="ottr-20210331.xsd#ShareBasedPaymentsTables"/>
  <link:presentationLink xlink:role="http://www.otpco.com/role/ShareBasedPaymentsTables" xlink:type="extended">
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DisclosureOfCompensationRelatedCostsSharebasedPaymentsAbstract_eefc9ad8-682e-4599-a493-1d44734b4651" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_DisclosureOfCompensationRelatedCostsSharebasedPaymentsAbstract"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ScheduleOfShareBasedCompensationArrangementsByShareBasedPaymentAwardTable_767ce9ed-54db-4114-a970-8be7590c7341" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_ScheduleOfShareBasedCompensationArrangementsByShareBasedPaymentAwardTable"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_DisclosureOfCompensationRelatedCostsSharebasedPaymentsAbstract_eefc9ad8-682e-4599-a493-1d44734b4651" xlink:to="loc_us-gaap_ScheduleOfShareBasedCompensationArrangementsByShareBasedPaymentAwardTable_767ce9ed-54db-4114-a970-8be7590c7341" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_AwardTypeAxis_6365d691-bf0a-4bde-8b76-79c64eb96b83" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_AwardTypeAxis"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ScheduleOfShareBasedCompensationArrangementsByShareBasedPaymentAwardTable_767ce9ed-54db-4114-a970-8be7590c7341" xlink:to="loc_us-gaap_AwardTypeAxis_6365d691-bf0a-4bde-8b76-79c64eb96b83" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ShareBasedCompensationArrangementsByShareBasedPaymentAwardAwardTypeAndPlanNameDomain_dd5aafcd-5d81-4736-a983-3e724eb5744e" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_ShareBasedCompensationArrangementsByShareBasedPaymentAwardAwardTypeAndPlanNameDomain"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_AwardTypeAxis_6365d691-bf0a-4bde-8b76-79c64eb96b83" xlink:to="loc_us-gaap_ShareBasedCompensationArrangementsByShareBasedPaymentAwardAwardTypeAndPlanNameDomain_dd5aafcd-5d81-4736-a983-3e724eb5744e" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_RestrictedStockMember_eb8e1134-d639-4970-91e9-f1ab093d89f1" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_RestrictedStockMember"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ShareBasedCompensationArrangementsByShareBasedPaymentAwardAwardTypeAndPlanNameDomain_dd5aafcd-5d81-4736-a983-3e724eb5744e" xlink:to="loc_us-gaap_RestrictedStockMember_eb8e1134-d639-4970-91e9-f1ab093d89f1" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_PerformanceSharesMember_78ea2b05-703b-4181-acee-b221395f6728" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_PerformanceSharesMember"/>
    <link:presentationArc order="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ShareBasedCompensationArrangementsByShareBasedPaymentAwardAwardTypeAndPlanNameDomain_dd5aafcd-5d81-4736-a983-3e724eb5744e" xlink:to="loc_us-gaap_PerformanceSharesMember_78ea2b05-703b-4181-acee-b221395f6728" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardLineItems_96bf298e-8940-42f1-901a-4345d456c28f" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardLineItems"/>
    <link:presentationArc order="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ScheduleOfShareBasedCompensationArrangementsByShareBasedPaymentAwardTable_767ce9ed-54db-4114-a970-8be7590c7341" xlink:to="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardLineItems_96bf298e-8940-42f1-901a-4345d456c28f" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DisclosureOfShareBasedCompensationArrangementsByShareBasedPaymentAwardTextBlock_2753523d-cfe5-4b33-affd-707dd5b7002f" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_DisclosureOfShareBasedCompensationArrangementsByShareBasedPaymentAwardTextBlock"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardLineItems_96bf298e-8940-42f1-901a-4345d456c28f" xlink:to="loc_us-gaap_DisclosureOfShareBasedCompensationArrangementsByShareBasedPaymentAwardTextBlock_2753523d-cfe5-4b33-affd-707dd5b7002f" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_ottr_ScheduleOfShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsValuationAssumptionsTableTextBlock_d2a492ac-e607-42d3-af3d-581bd78e4a1e" xlink:href="ottr-20210331.xsd#ottr_ScheduleOfShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsValuationAssumptionsTableTextBlock"/>
    <link:presentationArc order="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardLineItems_96bf298e-8940-42f1-901a-4345d456c28f" xlink:to="loc_ottr_ScheduleOfShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsValuationAssumptionsTableTextBlock_d2a492ac-e607-42d3-af3d-581bd78e4a1e" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
  </link:presentationLink>
  <link:roleRef roleURI="http://www.otpco.com/role/ShareBasedPaymentsNarrativeDetails" xlink:type="simple" xlink:href="ottr-20210331.xsd#ShareBasedPaymentsNarrativeDetails"/>
  <link:presentationLink xlink:role="http://www.otpco.com/role/ShareBasedPaymentsNarrativeDetails" xlink:type="extended">
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DisclosureOfCompensationRelatedCostsSharebasedPaymentsAbstract_7ea14a28-16ea-40d3-9339-06ec05017b9e" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_DisclosureOfCompensationRelatedCostsSharebasedPaymentsAbstract"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ScheduleOfShareBasedCompensationArrangementsByShareBasedPaymentAwardTable_1e1c5eca-039b-4503-8ef0-abbbf7b40ee7" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_ScheduleOfShareBasedCompensationArrangementsByShareBasedPaymentAwardTable"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_DisclosureOfCompensationRelatedCostsSharebasedPaymentsAbstract_7ea14a28-16ea-40d3-9339-06ec05017b9e" xlink:to="loc_us-gaap_ScheduleOfShareBasedCompensationArrangementsByShareBasedPaymentAwardTable_1e1c5eca-039b-4503-8ef0-abbbf7b40ee7" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_AwardTypeAxis_6c32b8b8-9d39-4735-8410-632d87997fdf" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_AwardTypeAxis"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ScheduleOfShareBasedCompensationArrangementsByShareBasedPaymentAwardTable_1e1c5eca-039b-4503-8ef0-abbbf7b40ee7" xlink:to="loc_us-gaap_AwardTypeAxis_6c32b8b8-9d39-4735-8410-632d87997fdf" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ShareBasedCompensationArrangementsByShareBasedPaymentAwardAwardTypeAndPlanNameDomain_fd9c5d27-3c4f-487c-81ba-81cf6701e065" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_ShareBasedCompensationArrangementsByShareBasedPaymentAwardAwardTypeAndPlanNameDomain"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_AwardTypeAxis_6c32b8b8-9d39-4735-8410-632d87997fdf" xlink:to="loc_us-gaap_ShareBasedCompensationArrangementsByShareBasedPaymentAwardAwardTypeAndPlanNameDomain_fd9c5d27-3c4f-487c-81ba-81cf6701e065" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_RestrictedStockMember_4c999d26-1e88-4116-81e2-b4391c2c1319" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_RestrictedStockMember"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ShareBasedCompensationArrangementsByShareBasedPaymentAwardAwardTypeAndPlanNameDomain_fd9c5d27-3c4f-487c-81ba-81cf6701e065" xlink:to="loc_us-gaap_RestrictedStockMember_4c999d26-1e88-4116-81e2-b4391c2c1319" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_PerformanceSharesMember_c9836e9a-a25c-4fe2-b3a4-8cfff0533298" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_PerformanceSharesMember"/>
    <link:presentationArc order="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ShareBasedCompensationArrangementsByShareBasedPaymentAwardAwardTypeAndPlanNameDomain_fd9c5d27-3c4f-487c-81ba-81cf6701e065" xlink:to="loc_us-gaap_PerformanceSharesMember_c9836e9a-a25c-4fe2-b3a4-8cfff0533298" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_srt_RangeAxis_4819b1c5-9820-4f1d-8afe-23c229bae0c4" xlink:href="http://xbrl.fasb.org/srt/2020/elts/srt-2020-01-31.xsd#srt_RangeAxis"/>
    <link:presentationArc order="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ScheduleOfShareBasedCompensationArrangementsByShareBasedPaymentAwardTable_1e1c5eca-039b-4503-8ef0-abbbf7b40ee7" xlink:to="loc_srt_RangeAxis_4819b1c5-9820-4f1d-8afe-23c229bae0c4" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_srt_RangeMember_e6e35a7b-6f2f-492d-a667-f44cf4cd3e6a" xlink:href="http://xbrl.fasb.org/srt/2020/elts/srt-2020-01-31.xsd#srt_RangeMember"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_srt_RangeAxis_4819b1c5-9820-4f1d-8afe-23c229bae0c4" xlink:to="loc_srt_RangeMember_e6e35a7b-6f2f-492d-a667-f44cf4cd3e6a" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_srt_MinimumMember_0aeaa86c-8f55-48b1-ae53-c4266f191371" xlink:href="http://xbrl.fasb.org/srt/2020/elts/srt-2020-01-31.xsd#srt_MinimumMember"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_srt_RangeMember_e6e35a7b-6f2f-492d-a667-f44cf4cd3e6a" xlink:to="loc_srt_MinimumMember_0aeaa86c-8f55-48b1-ae53-c4266f191371" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_srt_MaximumMember_36416985-a871-441a-b027-51982062f2ef" xlink:href="http://xbrl.fasb.org/srt/2020/elts/srt-2020-01-31.xsd#srt_MaximumMember"/>
    <link:presentationArc order="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_srt_RangeMember_e6e35a7b-6f2f-492d-a667-f44cf4cd3e6a" xlink:to="loc_srt_MaximumMember_36416985-a871-441a-b027-51982062f2ef" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardLineItems_8e368c1d-ba25-45da-9636-4ed927d153e4" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardLineItems"/>
    <link:presentationArc order="3" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ScheduleOfShareBasedCompensationArrangementsByShareBasedPaymentAwardTable_1e1c5eca-039b-4503-8ef0-abbbf7b40ee7" xlink:to="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardLineItems_8e368c1d-ba25-45da-9636-4ed927d153e4" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_AllocatedShareBasedCompensationExpense_06f9cbcd-e167-4899-9756-fcf364440419" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_AllocatedShareBasedCompensationExpense"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardLineItems_8e368c1d-ba25-45da-9636-4ed927d153e4" xlink:to="loc_us-gaap_AllocatedShareBasedCompensationExpense_06f9cbcd-e167-4899-9756-fcf364440419" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardAwardVestingPeriod1_b68396e8-a5cd-46c7-88da-6387bc6f4c72" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardAwardVestingPeriod1"/>
    <link:presentationArc order="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardLineItems_8e368c1d-ba25-45da-9636-4ed927d153e4" xlink:to="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardAwardVestingPeriod1_b68396e8-a5cd-46c7-88da-6387bc6f4c72" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_ottr_ShareBasedCompensationArrangementByShareBasedPaymentAwardVestedAwardPeriod_470ee129-8913-469a-8b2e-324c3d97ec45" xlink:href="ottr-20210331.xsd#ottr_ShareBasedCompensationArrangementByShareBasedPaymentAwardVestedAwardPeriod"/>
    <link:presentationArc order="3" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardLineItems_8e368c1d-ba25-45da-9636-4ed927d153e4" xlink:to="loc_ottr_ShareBasedCompensationArrangementByShareBasedPaymentAwardVestedAwardPeriod_470ee129-8913-469a-8b2e-324c3d97ec45" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsVestedInPeriodTotalFairValue_d25727cd-f032-4b49-8bd6-666f8d1d4bd9" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsVestedInPeriodTotalFairValue"/>
    <link:presentationArc order="4" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardLineItems_8e368c1d-ba25-45da-9636-4ed927d153e4" xlink:to="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsVestedInPeriodTotalFairValue_d25727cd-f032-4b49-8bd6-666f8d1d4bd9" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_ottr_PercentageOfTargetAmountAsActualPayment_316d3ed3-4ef2-4045-84c3-3722230d8927" xlink:href="ottr-20210331.xsd#ottr_PercentageOfTargetAmountAsActualPayment"/>
    <link:presentationArc order="5" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardLineItems_8e368c1d-ba25-45da-9636-4ed927d153e4" xlink:to="loc_ottr_PercentageOfTargetAmountAsActualPayment_316d3ed3-4ef2-4045-84c3-3722230d8927" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
  </link:presentationLink>
  <link:roleRef roleURI="http://www.otpco.com/role/ShareBasedPaymentsSummaryofRestrictedStockAwardsandStockPerformanceAwardsDetails" xlink:type="simple" xlink:href="ottr-20210331.xsd#ShareBasedPaymentsSummaryofRestrictedStockAwardsandStockPerformanceAwardsDetails"/>
  <link:presentationLink xlink:role="http://www.otpco.com/role/ShareBasedPaymentsSummaryofRestrictedStockAwardsandStockPerformanceAwardsDetails" xlink:type="extended">
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DisclosureOfCompensationRelatedCostsSharebasedPaymentsAbstract_0ebc204a-ec9d-472a-ae7b-9911e0760b5c" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_DisclosureOfCompensationRelatedCostsSharebasedPaymentsAbstract"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ScheduleOfShareBasedCompensationArrangementsByShareBasedPaymentAwardTable_ecf7584b-4d7b-4b46-ac59-7ca998623d05" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_ScheduleOfShareBasedCompensationArrangementsByShareBasedPaymentAwardTable"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_DisclosureOfCompensationRelatedCostsSharebasedPaymentsAbstract_0ebc204a-ec9d-472a-ae7b-9911e0760b5c" xlink:to="loc_us-gaap_ScheduleOfShareBasedCompensationArrangementsByShareBasedPaymentAwardTable_ecf7584b-4d7b-4b46-ac59-7ca998623d05" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_AwardTypeAxis_25a91b70-6134-4f79-97c2-b2ee1d908e5d" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_AwardTypeAxis"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ScheduleOfShareBasedCompensationArrangementsByShareBasedPaymentAwardTable_ecf7584b-4d7b-4b46-ac59-7ca998623d05" xlink:to="loc_us-gaap_AwardTypeAxis_25a91b70-6134-4f79-97c2-b2ee1d908e5d" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ShareBasedCompensationArrangementsByShareBasedPaymentAwardAwardTypeAndPlanNameDomain_5faa72d6-aded-4369-9321-a54b0f747303" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_ShareBasedCompensationArrangementsByShareBasedPaymentAwardAwardTypeAndPlanNameDomain"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_AwardTypeAxis_25a91b70-6134-4f79-97c2-b2ee1d908e5d" xlink:to="loc_us-gaap_ShareBasedCompensationArrangementsByShareBasedPaymentAwardAwardTypeAndPlanNameDomain_5faa72d6-aded-4369-9321-a54b0f747303" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_RestrictedStockMember_86abe21b-6752-4f98-9417-7d8c27f10ca5" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_RestrictedStockMember"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ShareBasedCompensationArrangementsByShareBasedPaymentAwardAwardTypeAndPlanNameDomain_5faa72d6-aded-4369-9321-a54b0f747303" xlink:to="loc_us-gaap_RestrictedStockMember_86abe21b-6752-4f98-9417-7d8c27f10ca5" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_PerformanceSharesMember_e675d130-c28c-4b9a-9176-3c091996e752" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_PerformanceSharesMember"/>
    <link:presentationArc order="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ShareBasedCompensationArrangementsByShareBasedPaymentAwardAwardTypeAndPlanNameDomain_5faa72d6-aded-4369-9321-a54b0f747303" xlink:to="loc_us-gaap_PerformanceSharesMember_e675d130-c28c-4b9a-9176-3c091996e752" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardLineItems_78fabdab-d0ed-4c63-a4a9-6b9a5601e3d3" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardLineItems"/>
    <link:presentationArc order="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ScheduleOfShareBasedCompensationArrangementsByShareBasedPaymentAwardTable_ecf7584b-4d7b-4b46-ac59-7ca998623d05" xlink:to="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardLineItems_78fabdab-d0ed-4c63-a4a9-6b9a5601e3d3" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNonvestedRollForward_a817c387-45e4-4d2a-9194-2b2c1bcb725d" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNonvestedRollForward"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardLineItems_78fabdab-d0ed-4c63-a4a9-6b9a5601e3d3" xlink:to="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNonvestedRollForward_a817c387-45e4-4d2a-9194-2b2c1bcb725d" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNonvestedNumber_7e26fd32-78ff-4344-9ecb-7dfca9689358" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNonvestedNumber"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNonvestedRollForward_a817c387-45e4-4d2a-9194-2b2c1bcb725d" xlink:to="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNonvestedNumber_7e26fd32-78ff-4344-9ecb-7dfca9689358" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/periodStartLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsGrantsInPeriod_f02808e6-baf8-456d-b07b-a303d7e4a1c9" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsGrantsInPeriod"/>
    <link:presentationArc order="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNonvestedRollForward_a817c387-45e4-4d2a-9194-2b2c1bcb725d" xlink:to="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsGrantsInPeriod_f02808e6-baf8-456d-b07b-a303d7e4a1c9" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsVestedInPeriod_1ca7b71f-2218-4721-85ef-84402063c7bf" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsVestedInPeriod"/>
    <link:presentationArc order="3" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNonvestedRollForward_a817c387-45e4-4d2a-9194-2b2c1bcb725d" xlink:to="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsVestedInPeriod_1ca7b71f-2218-4721-85ef-84402063c7bf" xlink:type="arc" preferredLabel="http://www.xbrl.org/2009/role/negatedTerseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsForfeitedInPeriod_7276e7d3-6452-4090-baf8-9a18d9acea77" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsForfeitedInPeriod"/>
    <link:presentationArc order="4" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNonvestedRollForward_a817c387-45e4-4d2a-9194-2b2c1bcb725d" xlink:to="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsForfeitedInPeriod_7276e7d3-6452-4090-baf8-9a18d9acea77" xlink:type="arc" preferredLabel="http://www.xbrl.org/2009/role/negatedTerseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNonvestedNumber_25a2c72d-ac81-4397-9c12-17f9a503b0d1" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNonvestedNumber"/>
    <link:presentationArc order="5" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNonvestedRollForward_a817c387-45e4-4d2a-9194-2b2c1bcb725d" xlink:to="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNonvestedNumber_25a2c72d-ac81-4397-9c12-17f9a503b0d1" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/periodEndLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNonvestedWeightedAverageGrantDateFairValueRollForward_55744078-d695-4765-99d1-f36a70838a7b" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNonvestedWeightedAverageGrantDateFairValueRollForward"/>
    <link:presentationArc order="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardLineItems_78fabdab-d0ed-4c63-a4a9-6b9a5601e3d3" xlink:to="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNonvestedWeightedAverageGrantDateFairValueRollForward_55744078-d695-4765-99d1-f36a70838a7b" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNonvestedWeightedAverageGrantDateFairValue_cbf5a2b8-418a-4e1d-b6ab-e8ebb9397931" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNonvestedWeightedAverageGrantDateFairValue"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNonvestedWeightedAverageGrantDateFairValueRollForward_55744078-d695-4765-99d1-f36a70838a7b" xlink:to="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNonvestedWeightedAverageGrantDateFairValue_cbf5a2b8-418a-4e1d-b6ab-e8ebb9397931" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/periodStartLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsGrantsInPeriodWeightedAverageGrantDateFairValue_2e00a782-acbf-4b6c-830a-6dd2e40ff34f" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsGrantsInPeriodWeightedAverageGrantDateFairValue"/>
    <link:presentationArc order="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNonvestedWeightedAverageGrantDateFairValueRollForward_55744078-d695-4765-99d1-f36a70838a7b" xlink:to="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsGrantsInPeriodWeightedAverageGrantDateFairValue_2e00a782-acbf-4b6c-830a-6dd2e40ff34f" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsVestedInPeriodWeightedAverageGrantDateFairValue_2877338a-ce0e-49d0-804d-e5340c0f41c6" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsVestedInPeriodWeightedAverageGrantDateFairValue"/>
    <link:presentationArc order="3" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNonvestedWeightedAverageGrantDateFairValueRollForward_55744078-d695-4765-99d1-f36a70838a7b" xlink:to="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsVestedInPeriodWeightedAverageGrantDateFairValue_2877338a-ce0e-49d0-804d-e5340c0f41c6" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsForfeituresWeightedAverageGrantDateFairValue_09051cf6-0ee9-41cf-9583-bae806d6f2b6" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsForfeituresWeightedAverageGrantDateFairValue"/>
    <link:presentationArc order="4" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNonvestedWeightedAverageGrantDateFairValueRollForward_55744078-d695-4765-99d1-f36a70838a7b" xlink:to="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsForfeituresWeightedAverageGrantDateFairValue_09051cf6-0ee9-41cf-9583-bae806d6f2b6" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNonvestedWeightedAverageGrantDateFairValue_3dafde1c-222d-460d-af61-c216e6279952" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNonvestedWeightedAverageGrantDateFairValue"/>
    <link:presentationArc order="5" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNonvestedWeightedAverageGrantDateFairValueRollForward_55744078-d695-4765-99d1-f36a70838a7b" xlink:to="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNonvestedWeightedAverageGrantDateFairValue_3dafde1c-222d-460d-af61-c216e6279952" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/periodEndLabel"/>
  </link:presentationLink>
  <link:roleRef roleURI="http://www.otpco.com/role/ShareBasedPaymentsWeightedAverageAssumptionsDetails" xlink:type="simple" xlink:href="ottr-20210331.xsd#ShareBasedPaymentsWeightedAverageAssumptionsDetails"/>
  <link:presentationLink xlink:role="http://www.otpco.com/role/ShareBasedPaymentsWeightedAverageAssumptionsDetails" xlink:type="extended">
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DisclosureOfCompensationRelatedCostsSharebasedPaymentsAbstract_644a3ac8-fbfa-4427-9a86-93a4aea5ab2a" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_DisclosureOfCompensationRelatedCostsSharebasedPaymentsAbstract"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ScheduleOfShareBasedCompensationArrangementsByShareBasedPaymentAwardTable_f0778973-2e3c-47b5-b3ab-e0848169d109" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_ScheduleOfShareBasedCompensationArrangementsByShareBasedPaymentAwardTable"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_DisclosureOfCompensationRelatedCostsSharebasedPaymentsAbstract_644a3ac8-fbfa-4427-9a86-93a4aea5ab2a" xlink:to="loc_us-gaap_ScheduleOfShareBasedCompensationArrangementsByShareBasedPaymentAwardTable_f0778973-2e3c-47b5-b3ab-e0848169d109" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_AwardTypeAxis_2e911160-f6c4-4755-b03b-c2be102238f7" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_AwardTypeAxis"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ScheduleOfShareBasedCompensationArrangementsByShareBasedPaymentAwardTable_f0778973-2e3c-47b5-b3ab-e0848169d109" xlink:to="loc_us-gaap_AwardTypeAxis_2e911160-f6c4-4755-b03b-c2be102238f7" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ShareBasedCompensationArrangementsByShareBasedPaymentAwardAwardTypeAndPlanNameDomain_4ca221a4-4b0a-4810-bb68-6391962c144b" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_ShareBasedCompensationArrangementsByShareBasedPaymentAwardAwardTypeAndPlanNameDomain"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_AwardTypeAxis_2e911160-f6c4-4755-b03b-c2be102238f7" xlink:to="loc_us-gaap_ShareBasedCompensationArrangementsByShareBasedPaymentAwardAwardTypeAndPlanNameDomain_4ca221a4-4b0a-4810-bb68-6391962c144b" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_PerformanceSharesMember_3be9be37-da27-42ec-9a8c-cf7af82c2a05" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_PerformanceSharesMember"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ShareBasedCompensationArrangementsByShareBasedPaymentAwardAwardTypeAndPlanNameDomain_4ca221a4-4b0a-4810-bb68-6391962c144b" xlink:to="loc_us-gaap_PerformanceSharesMember_3be9be37-da27-42ec-9a8c-cf7af82c2a05" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardLineItems_87f21e57-8641-45c8-b3e1-a6289ebc3f23" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardLineItems"/>
    <link:presentationArc order="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ScheduleOfShareBasedCompensationArrangementsByShareBasedPaymentAwardTable_f0778973-2e3c-47b5-b3ab-e0848169d109" xlink:to="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardLineItems_87f21e57-8641-45c8-b3e1-a6289ebc3f23" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardFairValueAssumptionsRiskFreeInterestRate_c68665ba-6f40-40ac-904a-b3eb4d2060de" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardFairValueAssumptionsRiskFreeInterestRate"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardLineItems_87f21e57-8641-45c8-b3e1-a6289ebc3f23" xlink:to="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardFairValueAssumptionsRiskFreeInterestRate_c68665ba-6f40-40ac-904a-b3eb4d2060de" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_SharebasedCompensationArrangementBySharebasedPaymentAwardFairValueAssumptionsExpectedTerm1_054ad677-6812-4e37-9d5e-96fd783ff658" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_SharebasedCompensationArrangementBySharebasedPaymentAwardFairValueAssumptionsExpectedTerm1"/>
    <link:presentationArc order="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardLineItems_87f21e57-8641-45c8-b3e1-a6289ebc3f23" xlink:to="loc_us-gaap_SharebasedCompensationArrangementBySharebasedPaymentAwardFairValueAssumptionsExpectedTerm1_054ad677-6812-4e37-9d5e-96fd783ff658" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardFairValueAssumptionsExpectedVolatilityRate_5e65c931-252a-46ef-8e8f-dc27d48ec963" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardFairValueAssumptionsExpectedVolatilityRate"/>
    <link:presentationArc order="3" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardLineItems_87f21e57-8641-45c8-b3e1-a6289ebc3f23" xlink:to="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardFairValueAssumptionsExpectedVolatilityRate_5e65c931-252a-46ef-8e8f-dc27d48ec963" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardFairValueAssumptionsExpectedDividendRate_c9fac71e-279f-4836-879b-94d9bfbc9eea" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardFairValueAssumptionsExpectedDividendRate"/>
    <link:presentationArc order="4" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardLineItems_87f21e57-8641-45c8-b3e1-a6289ebc3f23" xlink:to="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardFairValueAssumptionsExpectedDividendRate_c9fac71e-279f-4836-879b-94d9bfbc9eea" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
  </link:presentationLink>
  <link:roleRef roleURI="http://www.otpco.com/role/EarningsPerShare" xlink:type="simple" xlink:href="ottr-20210331.xsd#EarningsPerShare"/>
  <link:presentationLink xlink:role="http://www.otpco.com/role/EarningsPerShare" xlink:type="extended">
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_EarningsPerShareAbstract_51ba44e2-812f-4f82-98ec-a0a9e858334c" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_EarningsPerShareAbstract"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_EarningsPerShareTextBlock_5fcf4bd2-585e-4d4d-9562-c30b3204b6ff" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_EarningsPerShareTextBlock"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_EarningsPerShareAbstract_51ba44e2-812f-4f82-98ec-a0a9e858334c" xlink:to="loc_us-gaap_EarningsPerShareTextBlock_5fcf4bd2-585e-4d4d-9562-c30b3204b6ff" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
  </link:presentationLink>
  <link:roleRef roleURI="http://www.otpco.com/role/EarningsPerShareTables" xlink:type="simple" xlink:href="ottr-20210331.xsd#EarningsPerShareTables"/>
  <link:presentationLink xlink:role="http://www.otpco.com/role/EarningsPerShareTables" xlink:type="extended">
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_EarningsPerShareAbstract_5d700b2b-a6e8-4b61-bc6a-07713baff5fe" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_EarningsPerShareAbstract"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ScheduleOfEarningsPerShareBasicAndDilutedTableTextBlock_bb3c6269-6b72-4be6-9167-4b212de61ed3" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_ScheduleOfEarningsPerShareBasicAndDilutedTableTextBlock"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_EarningsPerShareAbstract_5d700b2b-a6e8-4b61-bc6a-07713baff5fe" xlink:to="loc_us-gaap_ScheduleOfEarningsPerShareBasicAndDilutedTableTextBlock_bb3c6269-6b72-4be6-9167-4b212de61ed3" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
  </link:presentationLink>
  <link:roleRef roleURI="http://www.otpco.com/role/EarningsPerShareDetails" xlink:type="simple" xlink:href="ottr-20210331.xsd#EarningsPerShareDetails"/>
  <link:presentationLink xlink:role="http://www.otpco.com/role/EarningsPerShareDetails" xlink:type="extended">
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_EarningsPerShareAbstract_b1b048d7-c6de-4029-8301-c76008d05edc" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_EarningsPerShareAbstract"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ScheduleOfEarningsPerShareDilutedByCommonClassTable_c9e0a6e8-5d3c-4f0e-89e4-89a40c98196f" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_ScheduleOfEarningsPerShareDilutedByCommonClassTable"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_EarningsPerShareAbstract_b1b048d7-c6de-4029-8301-c76008d05edc" xlink:to="loc_us-gaap_ScheduleOfEarningsPerShareDilutedByCommonClassTable_c9e0a6e8-5d3c-4f0e-89e4-89a40c98196f" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_AwardTypeAxis_ffebf732-9cb5-424a-b953-69cf1b86e7ad" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_AwardTypeAxis"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ScheduleOfEarningsPerShareDilutedByCommonClassTable_c9e0a6e8-5d3c-4f0e-89e4-89a40c98196f" xlink:to="loc_us-gaap_AwardTypeAxis_ffebf732-9cb5-424a-b953-69cf1b86e7ad" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ShareBasedCompensationArrangementsByShareBasedPaymentAwardAwardTypeAndPlanNameDomain_0385e4ac-3df4-4f0d-bd15-5fadf2a71481" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_ShareBasedCompensationArrangementsByShareBasedPaymentAwardAwardTypeAndPlanNameDomain"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_AwardTypeAxis_ffebf732-9cb5-424a-b953-69cf1b86e7ad" xlink:to="loc_us-gaap_ShareBasedCompensationArrangementsByShareBasedPaymentAwardAwardTypeAndPlanNameDomain_0385e4ac-3df4-4f0d-bd15-5fadf2a71481" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_PerformanceSharesMember_5c1fc91e-90a6-4106-b305-f7c474e70c31" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_PerformanceSharesMember"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ShareBasedCompensationArrangementsByShareBasedPaymentAwardAwardTypeAndPlanNameDomain_0385e4ac-3df4-4f0d-bd15-5fadf2a71481" xlink:to="loc_us-gaap_PerformanceSharesMember_5c1fc91e-90a6-4106-b305-f7c474e70c31" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_RestrictedStockMember_48dbb281-423e-4a43-bbe7-b53dfaedc535" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_RestrictedStockMember"/>
    <link:presentationArc order="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ShareBasedCompensationArrangementsByShareBasedPaymentAwardAwardTypeAndPlanNameDomain_0385e4ac-3df4-4f0d-bd15-5fadf2a71481" xlink:to="loc_us-gaap_RestrictedStockMember_48dbb281-423e-4a43-bbe7-b53dfaedc535" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_EmployeeStockOptionMember_abaf4d73-391e-42d0-a0aa-3bd7b0500e1f" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_EmployeeStockOptionMember"/>
    <link:presentationArc order="3" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ShareBasedCompensationArrangementsByShareBasedPaymentAwardAwardTypeAndPlanNameDomain_0385e4ac-3df4-4f0d-bd15-5fadf2a71481" xlink:to="loc_us-gaap_EmployeeStockOptionMember_abaf4d73-391e-42d0-a0aa-3bd7b0500e1f" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_EarningsPerShareDilutedLineItems_e89da2d3-79c7-413c-85da-09c777ff93b9" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_EarningsPerShareDilutedLineItems"/>
    <link:presentationArc order="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ScheduleOfEarningsPerShareDilutedByCommonClassTable_c9e0a6e8-5d3c-4f0e-89e4-89a40c98196f" xlink:to="loc_us-gaap_EarningsPerShareDilutedLineItems_e89da2d3-79c7-413c-85da-09c777ff93b9" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_WeightedAverageNumberOfSharesOutstandingBasic_924132b8-b951-4c7d-8447-f58dcd12949e" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_WeightedAverageNumberOfSharesOutstandingBasic"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_EarningsPerShareDilutedLineItems_e89da2d3-79c7-413c-85da-09c777ff93b9" xlink:to="loc_us-gaap_WeightedAverageNumberOfSharesOutstandingBasic_924132b8-b951-4c7d-8447-f58dcd12949e" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/verboseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_WeightedAverageNumberDilutedSharesOutstandingAdjustmentAbstract_2c0911b6-d81d-4499-a7f4-9259d2dc042e" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_WeightedAverageNumberDilutedSharesOutstandingAdjustmentAbstract"/>
    <link:presentationArc order="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_EarningsPerShareDilutedLineItems_e89da2d3-79c7-413c-85da-09c777ff93b9" xlink:to="loc_us-gaap_WeightedAverageNumberDilutedSharesOutstandingAdjustmentAbstract_2c0911b6-d81d-4499-a7f4-9259d2dc042e" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_IncrementalCommonSharesAttributableToShareBasedPaymentArrangements_837934b2-812f-4c16-af63-4ef20133f051" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_IncrementalCommonSharesAttributableToShareBasedPaymentArrangements"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_WeightedAverageNumberDilutedSharesOutstandingAdjustmentAbstract_2c0911b6-d81d-4499-a7f4-9259d2dc042e" xlink:to="loc_us-gaap_IncrementalCommonSharesAttributableToShareBasedPaymentArrangements_837934b2-812f-4c16-af63-4ef20133f051" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_WeightedAverageNumberDilutedSharesOutstandingAdjustment_388ff553-72bb-4b1f-aef9-c06e2809ba6b" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_WeightedAverageNumberDilutedSharesOutstandingAdjustment"/>
    <link:presentationArc order="3" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_EarningsPerShareDilutedLineItems_e89da2d3-79c7-413c-85da-09c777ff93b9" xlink:to="loc_us-gaap_WeightedAverageNumberDilutedSharesOutstandingAdjustment_388ff553-72bb-4b1f-aef9-c06e2809ba6b" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/totalLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_WeightedAverageNumberOfDilutedSharesOutstanding_bd0101ac-24e9-4134-a709-fcc0f373a0c4" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_WeightedAverageNumberOfDilutedSharesOutstanding"/>
    <link:presentationArc order="4" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_EarningsPerShareDilutedLineItems_e89da2d3-79c7-413c-85da-09c777ff93b9" xlink:to="loc_us-gaap_WeightedAverageNumberOfDilutedSharesOutstanding_bd0101ac-24e9-4134-a709-fcc0f373a0c4" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/totalLabel"/>
  </link:presentationLink>
  <link:roleRef roleURI="http://www.otpco.com/role/FairValueMeasurements" xlink:type="simple" xlink:href="ottr-20210331.xsd#FairValueMeasurements"/>
  <link:presentationLink xlink:role="http://www.otpco.com/role/FairValueMeasurements" xlink:type="extended">
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_FairValueDisclosuresAbstract_a9504994-393b-4071-86ef-989f2db25cfc" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_FairValueDisclosuresAbstract"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_FairValueDisclosuresTextBlock_87c4b7aa-f345-42f8-bd54-5466c2258576" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_FairValueDisclosuresTextBlock"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_FairValueDisclosuresAbstract_a9504994-393b-4071-86ef-989f2db25cfc" xlink:to="loc_us-gaap_FairValueDisclosuresTextBlock_87c4b7aa-f345-42f8-bd54-5466c2258576" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
  </link:presentationLink>
  <link:roleRef roleURI="http://www.otpco.com/role/FairValueMeasurementsTables" xlink:type="simple" xlink:href="ottr-20210331.xsd#FairValueMeasurementsTables"/>
  <link:presentationLink xlink:role="http://www.otpco.com/role/FairValueMeasurementsTables" xlink:type="extended">
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_FairValueDisclosuresAbstract_fb14872b-32ca-4a7a-bbad-0059cbca085e" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_FairValueDisclosuresAbstract"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_FairValueAssetsAndLiabilitiesMeasuredOnRecurringAndNonrecurringBasisTableTextBlock_215eb414-4c9c-4c9a-8d21-4a1df6be04a5" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_FairValueAssetsAndLiabilitiesMeasuredOnRecurringAndNonrecurringBasisTableTextBlock"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_FairValueDisclosuresAbstract_fb14872b-32ca-4a7a-bbad-0059cbca085e" xlink:to="loc_us-gaap_FairValueAssetsAndLiabilitiesMeasuredOnRecurringAndNonrecurringBasisTableTextBlock_215eb414-4c9c-4c9a-8d21-4a1df6be04a5" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_FairValueByBalanceSheetGroupingTextBlock_276feeaa-2cf7-45cf-8cee-ebf57fb48708" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_FairValueByBalanceSheetGroupingTextBlock"/>
    <link:presentationArc order="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_FairValueDisclosuresAbstract_fb14872b-32ca-4a7a-bbad-0059cbca085e" xlink:to="loc_us-gaap_FairValueByBalanceSheetGroupingTextBlock_276feeaa-2cf7-45cf-8cee-ebf57fb48708" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
  </link:presentationLink>
  <link:roleRef roleURI="http://www.otpco.com/role/FairValueMeasurementsScheduleofFairValueMeasurementsRecurringandNonrecurringDetails" xlink:type="simple" xlink:href="ottr-20210331.xsd#FairValueMeasurementsScheduleofFairValueMeasurementsRecurringandNonrecurringDetails"/>
  <link:presentationLink xlink:role="http://www.otpco.com/role/FairValueMeasurementsScheduleofFairValueMeasurementsRecurringandNonrecurringDetails" xlink:type="extended">
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_FairValueDisclosuresAbstract_340882be-33b2-40e3-879f-b89f96bf0b0a" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_FairValueDisclosuresAbstract"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_FairValueAssetsAndLiabilitiesMeasuredOnRecurringAndNonrecurringBasisTable_da8a1b9e-4f8d-475c-89ec-36284167e7a2" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_FairValueAssetsAndLiabilitiesMeasuredOnRecurringAndNonrecurringBasisTable"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_FairValueDisclosuresAbstract_340882be-33b2-40e3-879f-b89f96bf0b0a" xlink:to="loc_us-gaap_FairValueAssetsAndLiabilitiesMeasuredOnRecurringAndNonrecurringBasisTable_da8a1b9e-4f8d-475c-89ec-36284167e7a2" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_FairValueByFairValueHierarchyLevelAxis_6a5c7541-923f-4776-b094-59be43d7010c" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_FairValueByFairValueHierarchyLevelAxis"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_FairValueAssetsAndLiabilitiesMeasuredOnRecurringAndNonrecurringBasisTable_da8a1b9e-4f8d-475c-89ec-36284167e7a2" xlink:to="loc_us-gaap_FairValueByFairValueHierarchyLevelAxis_6a5c7541-923f-4776-b094-59be43d7010c" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_FairValueMeasurementsFairValueHierarchyDomain_2dfa0ab1-7159-4070-917f-cce740b0a3eb" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_FairValueMeasurementsFairValueHierarchyDomain"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_FairValueByFairValueHierarchyLevelAxis_6a5c7541-923f-4776-b094-59be43d7010c" xlink:to="loc_us-gaap_FairValueMeasurementsFairValueHierarchyDomain_2dfa0ab1-7159-4070-917f-cce740b0a3eb" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_FairValueInputsLevel1Member_5fba3292-928a-4e0d-bd31-e5d69e972969" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_FairValueInputsLevel1Member"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_FairValueMeasurementsFairValueHierarchyDomain_2dfa0ab1-7159-4070-917f-cce740b0a3eb" xlink:to="loc_us-gaap_FairValueInputsLevel1Member_5fba3292-928a-4e0d-bd31-e5d69e972969" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_FairValueInputsLevel2Member_e74315f7-88f8-4858-bd82-f9c4d3bbd429" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_FairValueInputsLevel2Member"/>
    <link:presentationArc order="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_FairValueMeasurementsFairValueHierarchyDomain_2dfa0ab1-7159-4070-917f-cce740b0a3eb" xlink:to="loc_us-gaap_FairValueInputsLevel2Member_e74315f7-88f8-4858-bd82-f9c4d3bbd429" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_FairValueByMeasurementFrequencyAxis_2e1cc4ad-0b0e-4c0d-a919-d3646a122159" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_FairValueByMeasurementFrequencyAxis"/>
    <link:presentationArc order="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_FairValueAssetsAndLiabilitiesMeasuredOnRecurringAndNonrecurringBasisTable_da8a1b9e-4f8d-475c-89ec-36284167e7a2" xlink:to="loc_us-gaap_FairValueByMeasurementFrequencyAxis_2e1cc4ad-0b0e-4c0d-a919-d3646a122159" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_FairValueMeasurementFrequencyDomain_97085019-cd20-482e-9e95-6f0a9f1e6d13" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_FairValueMeasurementFrequencyDomain"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_FairValueByMeasurementFrequencyAxis_2e1cc4ad-0b0e-4c0d-a919-d3646a122159" xlink:to="loc_us-gaap_FairValueMeasurementFrequencyDomain_97085019-cd20-482e-9e95-6f0a9f1e6d13" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_FairValueMeasurementsRecurringMember_eb01c256-a969-4c86-bcbe-5f9198c20be3" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_FairValueMeasurementsRecurringMember"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_FairValueMeasurementFrequencyDomain_97085019-cd20-482e-9e95-6f0a9f1e6d13" xlink:to="loc_us-gaap_FairValueMeasurementsRecurringMember_eb01c256-a969-4c86-bcbe-5f9198c20be3" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_FinancialInstrumentAxis_8b80153f-4bfe-44f1-a3fe-906332d0772c" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_FinancialInstrumentAxis"/>
    <link:presentationArc order="3" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_FairValueAssetsAndLiabilitiesMeasuredOnRecurringAndNonrecurringBasisTable_da8a1b9e-4f8d-475c-89ec-36284167e7a2" xlink:to="loc_us-gaap_FinancialInstrumentAxis_8b80153f-4bfe-44f1-a3fe-906332d0772c" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_TransfersAndServicingOfFinancialInstrumentsTypesOfFinancialInstrumentsDomain_4e1cc5c7-6e3a-4cd3-aed7-517ee73c01b2" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_TransfersAndServicingOfFinancialInstrumentsTypesOfFinancialInstrumentsDomain"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_FinancialInstrumentAxis_8b80153f-4bfe-44f1-a3fe-906332d0772c" xlink:to="loc_us-gaap_TransfersAndServicingOfFinancialInstrumentsTypesOfFinancialInstrumentsDomain_4e1cc5c7-6e3a-4cd3-aed7-517ee73c01b2" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_CorporateDebtSecuritiesMember_c0ecfb4d-f7ec-4680-a60a-11398235c4a1" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_CorporateDebtSecuritiesMember"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_TransfersAndServicingOfFinancialInstrumentsTypesOfFinancialInstrumentsDomain_4e1cc5c7-6e3a-4cd3-aed7-517ee73c01b2" xlink:to="loc_us-gaap_CorporateDebtSecuritiesMember_c0ecfb4d-f7ec-4680-a60a-11398235c4a1" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_ottr_GovernmentBackedAndGovernmentSponsoredEnterprisesDebtSecuritiesMember_5124ed8b-ea36-4c4e-bc23-2cc9dc11a8c8" xlink:href="ottr-20210331.xsd#ottr_GovernmentBackedAndGovernmentSponsoredEnterprisesDebtSecuritiesMember"/>
    <link:presentationArc order="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_TransfersAndServicingOfFinancialInstrumentsTypesOfFinancialInstrumentsDomain_4e1cc5c7-6e3a-4cd3-aed7-517ee73c01b2" xlink:to="loc_ottr_GovernmentBackedAndGovernmentSponsoredEnterprisesDebtSecuritiesMember_5124ed8b-ea36-4c4e-bc23-2cc9dc11a8c8" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_FairValueAssetsAndLiabilitiesMeasuredOnRecurringAndNonrecurringBasisLineItems_48e41c6a-99fa-4eea-bc43-4108a0a03972" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_FairValueAssetsAndLiabilitiesMeasuredOnRecurringAndNonrecurringBasisLineItems"/>
    <link:presentationArc order="4" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_FairValueAssetsAndLiabilitiesMeasuredOnRecurringAndNonrecurringBasisTable_da8a1b9e-4f8d-475c-89ec-36284167e7a2" xlink:to="loc_us-gaap_FairValueAssetsAndLiabilitiesMeasuredOnRecurringAndNonrecurringBasisLineItems_48e41c6a-99fa-4eea-bc43-4108a0a03972" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_CashAndCashEquivalentsFairValueDisclosure_13a86fd6-e6b4-43fc-bad3-cc3ecd45a41c" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_CashAndCashEquivalentsFairValueDisclosure"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_FairValueAssetsAndLiabilitiesMeasuredOnRecurringAndNonrecurringBasisLineItems_48e41c6a-99fa-4eea-bc43-4108a0a03972" xlink:to="loc_us-gaap_CashAndCashEquivalentsFairValueDisclosure_13a86fd6-e6b4-43fc-bad3-cc3ecd45a41c" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_EquitySecuritiesFvNi_99af6a8a-2af5-4e37-8e74-92623c360341" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_EquitySecuritiesFvNi"/>
    <link:presentationArc order="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_FairValueAssetsAndLiabilitiesMeasuredOnRecurringAndNonrecurringBasisLineItems_48e41c6a-99fa-4eea-bc43-4108a0a03972" xlink:to="loc_us-gaap_EquitySecuritiesFvNi_99af6a8a-2af5-4e37-8e74-92623c360341" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_AvailableForSaleSecuritiesDebtSecurities_9dba5593-cdd0-464a-ae60-d178a1af7ebb" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_AvailableForSaleSecuritiesDebtSecurities"/>
    <link:presentationArc order="3" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_FairValueAssetsAndLiabilitiesMeasuredOnRecurringAndNonrecurringBasisLineItems_48e41c6a-99fa-4eea-bc43-4108a0a03972" xlink:to="loc_us-gaap_AvailableForSaleSecuritiesDebtSecurities_9dba5593-cdd0-464a-ae60-d178a1af7ebb" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_AssetsFairValueDisclosure_03747c5d-1da7-4a74-9392-79e617eee683" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_AssetsFairValueDisclosure"/>
    <link:presentationArc order="4" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_FairValueAssetsAndLiabilitiesMeasuredOnRecurringAndNonrecurringBasisLineItems_48e41c6a-99fa-4eea-bc43-4108a0a03972" xlink:to="loc_us-gaap_AssetsFairValueDisclosure_03747c5d-1da7-4a74-9392-79e617eee683" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/totalLabel"/>
  </link:presentationLink>
  <link:roleRef roleURI="http://www.otpco.com/role/FairValueMeasurementsScheduleofFairValueofAssetsandLiabilitiesDetails" xlink:type="simple" xlink:href="ottr-20210331.xsd#FairValueMeasurementsScheduleofFairValueofAssetsandLiabilitiesDetails"/>
  <link:presentationLink xlink:role="http://www.otpco.com/role/FairValueMeasurementsScheduleofFairValueofAssetsandLiabilitiesDetails" xlink:type="extended">
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_FairValueDisclosuresAbstract_f8d8a2be-91cc-4e8d-86c0-e9ddccd75b06" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_FairValueDisclosuresAbstract"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_FairValueByBalanceSheetGroupingTable_ae63ab74-a654-4abc-be21-b257675b0f2e" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_FairValueByBalanceSheetGroupingTable"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_FairValueDisclosuresAbstract_f8d8a2be-91cc-4e8d-86c0-e9ddccd75b06" xlink:to="loc_us-gaap_FairValueByBalanceSheetGroupingTable_ae63ab74-a654-4abc-be21-b257675b0f2e" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_FairValueByMeasurementBasisAxis_70eb1612-02f8-4600-9b4d-788a6c62b457" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_FairValueByMeasurementBasisAxis"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_FairValueByBalanceSheetGroupingTable_ae63ab74-a654-4abc-be21-b257675b0f2e" xlink:to="loc_us-gaap_FairValueByMeasurementBasisAxis_70eb1612-02f8-4600-9b4d-788a6c62b457" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_FairValueDisclosureItemAmountsDomain_f70b94cd-14af-4284-8e6e-432caab3fae4" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_FairValueDisclosureItemAmountsDomain"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_FairValueByMeasurementBasisAxis_70eb1612-02f8-4600-9b4d-788a6c62b457" xlink:to="loc_us-gaap_FairValueDisclosureItemAmountsDomain_f70b94cd-14af-4284-8e6e-432caab3fae4" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_PortionAtFairValueFairValueDisclosureMember_38f36842-82ee-44ff-af71-77cf3966e4e1" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_PortionAtFairValueFairValueDisclosureMember"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_FairValueDisclosureItemAmountsDomain_f70b94cd-14af-4284-8e6e-432caab3fae4" xlink:to="loc_us-gaap_PortionAtFairValueFairValueDisclosureMember_38f36842-82ee-44ff-af71-77cf3966e4e1" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_CarryingReportedAmountFairValueDisclosureMember_93133c3a-428d-4ebb-8ba3-dd2ed1ca720d" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_CarryingReportedAmountFairValueDisclosureMember"/>
    <link:presentationArc order="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_FairValueDisclosureItemAmountsDomain_f70b94cd-14af-4284-8e6e-432caab3fae4" xlink:to="loc_us-gaap_CarryingReportedAmountFairValueDisclosureMember_93133c3a-428d-4ebb-8ba3-dd2ed1ca720d" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_EstimateOfFairValueFairValueDisclosureMember_41baadeb-8ee7-402f-8e5b-480bcb3f778a" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_EstimateOfFairValueFairValueDisclosureMember"/>
    <link:presentationArc order="3" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_FairValueDisclosureItemAmountsDomain_f70b94cd-14af-4284-8e6e-432caab3fae4" xlink:to="loc_us-gaap_EstimateOfFairValueFairValueDisclosureMember_41baadeb-8ee7-402f-8e5b-480bcb3f778a" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_FairValueBalanceSheetGroupingFinancialStatementCaptionsLineItems_72edc588-a5e3-41f6-a794-31b2c70893ce" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_FairValueBalanceSheetGroupingFinancialStatementCaptionsLineItems"/>
    <link:presentationArc order="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_FairValueByBalanceSheetGroupingTable_ae63ab74-a654-4abc-be21-b257675b0f2e" xlink:to="loc_us-gaap_FairValueBalanceSheetGroupingFinancialStatementCaptionsLineItems_72edc588-a5e3-41f6-a794-31b2c70893ce" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_CashAndCashEquivalentsFairValueDisclosure_c609d239-6ddf-4cce-8f14-9b62a177ddf0" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_CashAndCashEquivalentsFairValueDisclosure"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_FairValueBalanceSheetGroupingFinancialStatementCaptionsLineItems_72edc588-a5e3-41f6-a794-31b2c70893ce" xlink:to="loc_us-gaap_CashAndCashEquivalentsFairValueDisclosure_c609d239-6ddf-4cce-8f14-9b62a177ddf0" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ShorttermDebtFairValue_99d49c7c-85bb-465d-b71b-67f9dae416e9" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_ShorttermDebtFairValue"/>
    <link:presentationArc order="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_FairValueBalanceSheetGroupingFinancialStatementCaptionsLineItems_72edc588-a5e3-41f6-a794-31b2c70893ce" xlink:to="loc_us-gaap_ShorttermDebtFairValue_99d49c7c-85bb-465d-b71b-67f9dae416e9" xlink:type="arc" preferredLabel="http://www.xbrl.org/2009/role/negatedLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_LongTermDebtFairValue_b4c3c211-aa9d-491d-96fa-af0266efda8b" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_LongTermDebtFairValue"/>
    <link:presentationArc order="3" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_FairValueBalanceSheetGroupingFinancialStatementCaptionsLineItems_72edc588-a5e3-41f6-a794-31b2c70893ce" xlink:to="loc_us-gaap_LongTermDebtFairValue_b4c3c211-aa9d-491d-96fa-af0266efda8b" xlink:type="arc" preferredLabel="http://www.xbrl.org/2009/role/negatedLabel"/>
  </link:presentationLink>
</link:linkbase>
</XBRL>
</TEXT>
</DOCUMENT>
<DOCUMENT>
<TYPE>XML
<SEQUENCE>11
<FILENAME>ottr-20210331_htm.xml
<DESCRIPTION>IDEA: XBRL DOCUMENT
<TEXT>
<XML>
<?xml version="1.0" encoding="utf-8"?>
<xbrl
  xml:lang="en-US"
  xmlns="http://www.xbrl.org/2003/instance"
  xmlns:dei="http://xbrl.sec.gov/dei/2020-01-31"
  xmlns:iso4217="http://www.xbrl.org/2003/iso4217"
  xmlns:link="http://www.xbrl.org/2003/linkbase"
  xmlns:ottr="http://www.otpco.com/20210331"
  xmlns:srt="http://fasb.org/srt/2020-01-31"
  xmlns:us-gaap="http://fasb.org/us-gaap/2020-01-31"
  xmlns:xbrldi="http://xbrl.org/2006/xbrldi"
  xmlns:xhtml="http://www.w3.org/1999/xhtml"
  xmlns:xlink="http://www.w3.org/1999/xlink"
  xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance">
    <link:schemaRef xlink:href="ottr-20210331.xsd" xlink:type="simple"/>
    <context id="i3a76d1213b09470fa8c6c3f49fa75d98_D20210101-20210331">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0001466593</identifier>
        </entity>
        <period>
            <startDate>2021-01-01</startDate>
            <endDate>2021-03-31</endDate>
        </period>
    </context>
    <context id="i45b832d75e9f4a409a87465ef7ec45f8_I20210430">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0001466593</identifier>
        </entity>
        <period>
            <instant>2021-04-30</instant>
        </period>
    </context>
    <context id="i5458f4d6e23940ca92dd24eb67c70571_I20210331">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0001466593</identifier>
        </entity>
        <period>
            <instant>2021-03-31</instant>
        </period>
    </context>
    <context id="ifaff5a04688f4997a27c915d8eb05db2_I20201231">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0001466593</identifier>
        </entity>
        <period>
            <instant>2020-12-31</instant>
        </period>
    </context>
    <context id="i497d771d63ba495b90194c44d92564fb_D20210101-20210331">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0001466593</identifier>
            <segment>
                <xbrldi:explicitMember dimension="srt:ProductOrServiceAxis">ottr:ElectricMember</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <startDate>2021-01-01</startDate>
            <endDate>2021-03-31</endDate>
        </period>
    </context>
    <context id="i7e90301f6cd946eb9a637b2e34d6ac6b_D20200101-20200331">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0001466593</identifier>
            <segment>
                <xbrldi:explicitMember dimension="srt:ProductOrServiceAxis">ottr:ElectricMember</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <startDate>2020-01-01</startDate>
            <endDate>2020-03-31</endDate>
        </period>
    </context>
    <context id="id38520a8dc054c88a280e883f3c663d0_D20210101-20210331">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0001466593</identifier>
            <segment>
                <xbrldi:explicitMember dimension="srt:ProductOrServiceAxis">ottr:ProductSalesMember</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <startDate>2021-01-01</startDate>
            <endDate>2021-03-31</endDate>
        </period>
    </context>
    <context id="ic5f6685ebe4446739e7678906aa0a73b_D20200101-20200331">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0001466593</identifier>
            <segment>
                <xbrldi:explicitMember dimension="srt:ProductOrServiceAxis">ottr:ProductSalesMember</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <startDate>2020-01-01</startDate>
            <endDate>2020-03-31</endDate>
        </period>
    </context>
    <context id="i052d02afe6704673b1b47c9fbf47ec24_D20200101-20200331">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0001466593</identifier>
        </entity>
        <period>
            <startDate>2020-01-01</startDate>
            <endDate>2020-03-31</endDate>
        </period>
    </context>
    <context id="ie0f5bee305b54d3a9022577264d8c938_I20201231">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0001466593</identifier>
            <segment>
                <xbrldi:explicitMember dimension="us-gaap:StatementEquityComponentsAxis">us-gaap:CommonStockMember</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <instant>2020-12-31</instant>
        </period>
    </context>
    <context id="ice405aeaeaf349489e6bea520d524e6a_I20201231">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0001466593</identifier>
            <segment>
                <xbrldi:explicitMember dimension="us-gaap:StatementEquityComponentsAxis">us-gaap:AdditionalPaidInCapitalMember</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <instant>2020-12-31</instant>
        </period>
    </context>
    <context id="i5ff4864c75ff4477b40c7e2d852a8c48_I20201231">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0001466593</identifier>
            <segment>
                <xbrldi:explicitMember dimension="us-gaap:StatementEquityComponentsAxis">us-gaap:RetainedEarningsMember</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <instant>2020-12-31</instant>
        </period>
    </context>
    <context id="i56afa85b9e9e44b6869b318a489369da_I20201231">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0001466593</identifier>
            <segment>
                <xbrldi:explicitMember dimension="us-gaap:StatementEquityComponentsAxis">us-gaap:AccumulatedOtherComprehensiveIncomeMember</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <instant>2020-12-31</instant>
        </period>
    </context>
    <context id="ib5cddad86e6a49b7addf23886328d211_D20210101-20210331">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0001466593</identifier>
            <segment>
                <xbrldi:explicitMember dimension="us-gaap:StatementEquityComponentsAxis">us-gaap:CommonStockMember</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <startDate>2021-01-01</startDate>
            <endDate>2021-03-31</endDate>
        </period>
    </context>
    <context id="i2167a2a8d68f4f2786f4eae003ee1d5a_D20210101-20210331">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0001466593</identifier>
            <segment>
                <xbrldi:explicitMember dimension="us-gaap:StatementEquityComponentsAxis">us-gaap:AdditionalPaidInCapitalMember</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <startDate>2021-01-01</startDate>
            <endDate>2021-03-31</endDate>
        </period>
    </context>
    <context id="i88bafbdf7849411ba898aaefe9236f0c_D20210101-20210331">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0001466593</identifier>
            <segment>
                <xbrldi:explicitMember dimension="us-gaap:StatementEquityComponentsAxis">us-gaap:RetainedEarningsMember</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <startDate>2021-01-01</startDate>
            <endDate>2021-03-31</endDate>
        </period>
    </context>
    <context id="id1b5004b260d442097d682076193aa22_D20210101-20210331">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0001466593</identifier>
            <segment>
                <xbrldi:explicitMember dimension="us-gaap:StatementEquityComponentsAxis">us-gaap:AccumulatedOtherComprehensiveIncomeMember</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <startDate>2021-01-01</startDate>
            <endDate>2021-03-31</endDate>
        </period>
    </context>
    <context id="i0ba03c66b0a64f0d9ece9bc850824d7d_I20210331">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0001466593</identifier>
            <segment>
                <xbrldi:explicitMember dimension="us-gaap:StatementEquityComponentsAxis">us-gaap:CommonStockMember</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <instant>2021-03-31</instant>
        </period>
    </context>
    <context id="idcd837bb21864e8288ad6ea16d907a21_I20210331">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0001466593</identifier>
            <segment>
                <xbrldi:explicitMember dimension="us-gaap:StatementEquityComponentsAxis">us-gaap:AdditionalPaidInCapitalMember</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <instant>2021-03-31</instant>
        </period>
    </context>
    <context id="i0b24f23c2c854c7395b052a8c2b7b067_I20210331">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0001466593</identifier>
            <segment>
                <xbrldi:explicitMember dimension="us-gaap:StatementEquityComponentsAxis">us-gaap:RetainedEarningsMember</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <instant>2021-03-31</instant>
        </period>
    </context>
    <context id="i6c5a3ead2b2c40dd88cf8223d4c3b46b_I20210331">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0001466593</identifier>
            <segment>
                <xbrldi:explicitMember dimension="us-gaap:StatementEquityComponentsAxis">us-gaap:AccumulatedOtherComprehensiveIncomeMember</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <instant>2021-03-31</instant>
        </period>
    </context>
    <context id="i900353a404f042c9883241e203d1280c_I20191231">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0001466593</identifier>
            <segment>
                <xbrldi:explicitMember dimension="us-gaap:StatementEquityComponentsAxis">us-gaap:CommonStockMember</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <instant>2019-12-31</instant>
        </period>
    </context>
    <context id="i9fff30f0be3b49e7a53af9d8dd0775dd_I20191231">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0001466593</identifier>
            <segment>
                <xbrldi:explicitMember dimension="us-gaap:StatementEquityComponentsAxis">us-gaap:AdditionalPaidInCapitalMember</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <instant>2019-12-31</instant>
        </period>
    </context>
    <context id="ibddec1067762408bb1289007f06da16c_I20191231">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0001466593</identifier>
            <segment>
                <xbrldi:explicitMember dimension="us-gaap:StatementEquityComponentsAxis">us-gaap:RetainedEarningsMember</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <instant>2019-12-31</instant>
        </period>
    </context>
    <context id="i77845e789c6b43ec91879c88f2d1106d_I20191231">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0001466593</identifier>
            <segment>
                <xbrldi:explicitMember dimension="us-gaap:StatementEquityComponentsAxis">us-gaap:AccumulatedOtherComprehensiveIncomeMember</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <instant>2019-12-31</instant>
        </period>
    </context>
    <context id="i28c5c5fd4936450fbcde574f8a44083f_I20191231">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0001466593</identifier>
        </entity>
        <period>
            <instant>2019-12-31</instant>
        </period>
    </context>
    <context id="i4ed85a6a1d304e689b06db042f83075d_D20200101-20200331">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0001466593</identifier>
            <segment>
                <xbrldi:explicitMember dimension="us-gaap:StatementEquityComponentsAxis">us-gaap:CommonStockMember</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <startDate>2020-01-01</startDate>
            <endDate>2020-03-31</endDate>
        </period>
    </context>
    <context id="i4ca6d6f17ac1483a80904686c58b7ab7_D20200101-20200331">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0001466593</identifier>
            <segment>
                <xbrldi:explicitMember dimension="us-gaap:StatementEquityComponentsAxis">us-gaap:AdditionalPaidInCapitalMember</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <startDate>2020-01-01</startDate>
            <endDate>2020-03-31</endDate>
        </period>
    </context>
    <context id="if8680c19d9c14ff19564223882cf69dd_D20200101-20200331">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0001466593</identifier>
            <segment>
                <xbrldi:explicitMember dimension="us-gaap:StatementEquityComponentsAxis">us-gaap:RetainedEarningsMember</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <startDate>2020-01-01</startDate>
            <endDate>2020-03-31</endDate>
        </period>
    </context>
    <context id="if82467279f1c41fb8e08d42c3b66eb75_D20200101-20200331">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0001466593</identifier>
            <segment>
                <xbrldi:explicitMember dimension="us-gaap:StatementEquityComponentsAxis">us-gaap:AccumulatedOtherComprehensiveIncomeMember</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <startDate>2020-01-01</startDate>
            <endDate>2020-03-31</endDate>
        </period>
    </context>
    <context id="i0846aee561074c47b244f7323f1df58b_I20200331">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0001466593</identifier>
            <segment>
                <xbrldi:explicitMember dimension="us-gaap:StatementEquityComponentsAxis">us-gaap:CommonStockMember</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <instant>2020-03-31</instant>
        </period>
    </context>
    <context id="i6794253e9746414a87adbf601b4577f0_I20200331">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0001466593</identifier>
            <segment>
                <xbrldi:explicitMember dimension="us-gaap:StatementEquityComponentsAxis">us-gaap:AdditionalPaidInCapitalMember</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <instant>2020-03-31</instant>
        </period>
    </context>
    <context id="i304f8952ac2b424498c7fbec96f7e283_I20200331">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0001466593</identifier>
            <segment>
                <xbrldi:explicitMember dimension="us-gaap:StatementEquityComponentsAxis">us-gaap:RetainedEarningsMember</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <instant>2020-03-31</instant>
        </period>
    </context>
    <context id="ia86b4c2eb6884e71bea63f7325e68c18_I20200331">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0001466593</identifier>
            <segment>
                <xbrldi:explicitMember dimension="us-gaap:StatementEquityComponentsAxis">us-gaap:AccumulatedOtherComprehensiveIncomeMember</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <instant>2020-03-31</instant>
        </period>
    </context>
    <context id="ic8fd250704a84c89af2f5d812fa776ae_I20200331">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0001466593</identifier>
        </entity>
        <period>
            <instant>2020-03-31</instant>
        </period>
    </context>
    <context id="i17bace7121ba45ccadfa01000ba66467_I20210331">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0001466593</identifier>
            <segment>
                <xbrldi:explicitMember dimension="us-gaap:StatementEquityComponentsAxis">us-gaap:AccumulatedNetUnrealizedInvestmentGainLossMember</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <instant>2021-03-31</instant>
        </period>
    </context>
    <context id="ib2ba0f8a70214b0bb53951de09f8c7a0_I20201231">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0001466593</identifier>
            <segment>
                <xbrldi:explicitMember dimension="us-gaap:StatementEquityComponentsAxis">us-gaap:AccumulatedNetUnrealizedInvestmentGainLossMember</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <instant>2020-12-31</instant>
        </period>
    </context>
    <context id="i37908411a4794c6798dc4b6e64c06097_I20210331">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0001466593</identifier>
            <segment>
                <xbrldi:explicitMember dimension="us-gaap:StatementEquityComponentsAxis">us-gaap:AccumulatedDefinedBenefitPlansAdjustmentNetUnamortizedGainLossMember</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <instant>2021-03-31</instant>
        </period>
    </context>
    <context id="i92664cd13ccb4ff2aba8aa2ef0a2feae_I20201231">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0001466593</identifier>
            <segment>
                <xbrldi:explicitMember dimension="us-gaap:StatementEquityComponentsAxis">us-gaap:AccumulatedDefinedBenefitPlansAdjustmentNetUnamortizedGainLossMember</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <instant>2020-12-31</instant>
        </period>
    </context>
    <context id="i12fec6c6c1c7480193881b54ed9c42ed_D20210101-20210331">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0001466593</identifier>
            <segment>
                <xbrldi:explicitMember dimension="srt:ConsolidationItemsAxis">us-gaap:OperatingSegmentsMember</xbrldi:explicitMember>
                <xbrldi:explicitMember dimension="us-gaap:StatementBusinessSegmentsAxis">ottr:ElectricMember</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <startDate>2021-01-01</startDate>
            <endDate>2021-03-31</endDate>
        </period>
    </context>
    <context id="ie673c1cddab44142be52164318824b9f_D20200101-20200331">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0001466593</identifier>
            <segment>
                <xbrldi:explicitMember dimension="srt:ConsolidationItemsAxis">us-gaap:OperatingSegmentsMember</xbrldi:explicitMember>
                <xbrldi:explicitMember dimension="us-gaap:StatementBusinessSegmentsAxis">ottr:ElectricMember</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <startDate>2020-01-01</startDate>
            <endDate>2020-03-31</endDate>
        </period>
    </context>
    <context id="i23021e0849864b39a1eba3bd1055ab18_D20210101-20210331">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0001466593</identifier>
            <segment>
                <xbrldi:explicitMember dimension="srt:ConsolidationItemsAxis">us-gaap:OperatingSegmentsMember</xbrldi:explicitMember>
                <xbrldi:explicitMember dimension="us-gaap:StatementBusinessSegmentsAxis">ottr:ManufacturingMember</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <startDate>2021-01-01</startDate>
            <endDate>2021-03-31</endDate>
        </period>
    </context>
    <context id="icbe1102afd1f42ae8c87a69654089b7c_D20200101-20200331">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0001466593</identifier>
            <segment>
                <xbrldi:explicitMember dimension="srt:ConsolidationItemsAxis">us-gaap:OperatingSegmentsMember</xbrldi:explicitMember>
                <xbrldi:explicitMember dimension="us-gaap:StatementBusinessSegmentsAxis">ottr:ManufacturingMember</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <startDate>2020-01-01</startDate>
            <endDate>2020-03-31</endDate>
        </period>
    </context>
    <context id="ibcf7ee07eff0413ba8175532e246e1bd_D20210101-20210331">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0001466593</identifier>
            <segment>
                <xbrldi:explicitMember dimension="srt:ConsolidationItemsAxis">us-gaap:OperatingSegmentsMember</xbrldi:explicitMember>
                <xbrldi:explicitMember dimension="us-gaap:StatementBusinessSegmentsAxis">ottr:PlasticsMember</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <startDate>2021-01-01</startDate>
            <endDate>2021-03-31</endDate>
        </period>
    </context>
    <context id="i2faea3f8db1d423fb909554f7bc72eed_D20200101-20200331">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0001466593</identifier>
            <segment>
                <xbrldi:explicitMember dimension="srt:ConsolidationItemsAxis">us-gaap:OperatingSegmentsMember</xbrldi:explicitMember>
                <xbrldi:explicitMember dimension="us-gaap:StatementBusinessSegmentsAxis">ottr:PlasticsMember</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <startDate>2020-01-01</startDate>
            <endDate>2020-03-31</endDate>
        </period>
    </context>
    <context id="i0c39f2c8027f4d1bb8fea9444282064f_D20210101-20210331">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0001466593</identifier>
            <segment>
                <xbrldi:explicitMember dimension="srt:ConsolidationItemsAxis">us-gaap:CorporateNonSegmentMember</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <startDate>2021-01-01</startDate>
            <endDate>2021-03-31</endDate>
        </period>
    </context>
    <context id="if59f644f39aa41b7ab3c11f4bdd7b5eb_D20200101-20200331">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0001466593</identifier>
            <segment>
                <xbrldi:explicitMember dimension="srt:ConsolidationItemsAxis">us-gaap:CorporateNonSegmentMember</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <startDate>2020-01-01</startDate>
            <endDate>2020-03-31</endDate>
        </period>
    </context>
    <context id="i9e29711171d8403c9432251806bcbc50_I20210331">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0001466593</identifier>
            <segment>
                <xbrldi:explicitMember dimension="srt:ConsolidationItemsAxis">us-gaap:OperatingSegmentsMember</xbrldi:explicitMember>
                <xbrldi:explicitMember dimension="us-gaap:StatementBusinessSegmentsAxis">ottr:ElectricMember</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <instant>2021-03-31</instant>
        </period>
    </context>
    <context id="i786d1faa437a47c687c486bb3f9e1425_I20201231">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0001466593</identifier>
            <segment>
                <xbrldi:explicitMember dimension="srt:ConsolidationItemsAxis">us-gaap:OperatingSegmentsMember</xbrldi:explicitMember>
                <xbrldi:explicitMember dimension="us-gaap:StatementBusinessSegmentsAxis">ottr:ElectricMember</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <instant>2020-12-31</instant>
        </period>
    </context>
    <context id="if110cb7153a74198ad89f4ca7281f7b9_I20210331">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0001466593</identifier>
            <segment>
                <xbrldi:explicitMember dimension="srt:ConsolidationItemsAxis">us-gaap:OperatingSegmentsMember</xbrldi:explicitMember>
                <xbrldi:explicitMember dimension="us-gaap:StatementBusinessSegmentsAxis">ottr:ManufacturingMember</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <instant>2021-03-31</instant>
        </period>
    </context>
    <context id="iaaad4ec09a6346fb9dbad7805f0f19dd_I20201231">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0001466593</identifier>
            <segment>
                <xbrldi:explicitMember dimension="srt:ConsolidationItemsAxis">us-gaap:OperatingSegmentsMember</xbrldi:explicitMember>
                <xbrldi:explicitMember dimension="us-gaap:StatementBusinessSegmentsAxis">ottr:ManufacturingMember</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <instant>2020-12-31</instant>
        </period>
    </context>
    <context id="i4b383ddee9b2445ca91925935ce70d2d_I20210331">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0001466593</identifier>
            <segment>
                <xbrldi:explicitMember dimension="srt:ConsolidationItemsAxis">us-gaap:OperatingSegmentsMember</xbrldi:explicitMember>
                <xbrldi:explicitMember dimension="us-gaap:StatementBusinessSegmentsAxis">ottr:PlasticsMember</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <instant>2021-03-31</instant>
        </period>
    </context>
    <context id="i48bb57dccb1544e5a29d5ed1434c1801_I20201231">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0001466593</identifier>
            <segment>
                <xbrldi:explicitMember dimension="srt:ConsolidationItemsAxis">us-gaap:OperatingSegmentsMember</xbrldi:explicitMember>
                <xbrldi:explicitMember dimension="us-gaap:StatementBusinessSegmentsAxis">ottr:PlasticsMember</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <instant>2020-12-31</instant>
        </period>
    </context>
    <context id="i0c142e3251884ccbbdfb99a679e56594_I20210331">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0001466593</identifier>
            <segment>
                <xbrldi:explicitMember dimension="srt:ConsolidationItemsAxis">us-gaap:CorporateNonSegmentMember</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <instant>2021-03-31</instant>
        </period>
    </context>
    <context id="i9dd4cfc84be54b6dacc07fc1c11c82e7_I20201231">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0001466593</identifier>
            <segment>
                <xbrldi:explicitMember dimension="srt:ConsolidationItemsAxis">us-gaap:CorporateNonSegmentMember</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <instant>2020-12-31</instant>
        </period>
    </context>
    <context id="i87e59e42add9461a9dd61bfd76ca3202_D20210101-20210331">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0001466593</identifier>
            <segment>
                <xbrldi:explicitMember dimension="srt:ConsolidationItemsAxis">us-gaap:OperatingSegmentsMember</xbrldi:explicitMember>
                <xbrldi:explicitMember dimension="srt:ProductOrServiceAxis">ottr:RetailResidentialMember</xbrldi:explicitMember>
                <xbrldi:explicitMember dimension="us-gaap:StatementBusinessSegmentsAxis">ottr:ElectricMember</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <startDate>2021-01-01</startDate>
            <endDate>2021-03-31</endDate>
        </period>
    </context>
    <context id="if71c853f3442499fa8bccd17bcde22bb_D20200101-20200331">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0001466593</identifier>
            <segment>
                <xbrldi:explicitMember dimension="srt:ConsolidationItemsAxis">us-gaap:OperatingSegmentsMember</xbrldi:explicitMember>
                <xbrldi:explicitMember dimension="srt:ProductOrServiceAxis">ottr:RetailResidentialMember</xbrldi:explicitMember>
                <xbrldi:explicitMember dimension="us-gaap:StatementBusinessSegmentsAxis">ottr:ElectricMember</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <startDate>2020-01-01</startDate>
            <endDate>2020-03-31</endDate>
        </period>
    </context>
    <context id="i473fa81733d24d0183d0a5f303ff02be_D20210101-20210331">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0001466593</identifier>
            <segment>
                <xbrldi:explicitMember dimension="srt:ConsolidationItemsAxis">us-gaap:OperatingSegmentsMember</xbrldi:explicitMember>
                <xbrldi:explicitMember dimension="srt:ProductOrServiceAxis">ottr:RetailCommercialAndIndustrialMember</xbrldi:explicitMember>
                <xbrldi:explicitMember dimension="us-gaap:StatementBusinessSegmentsAxis">ottr:ElectricMember</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <startDate>2021-01-01</startDate>
            <endDate>2021-03-31</endDate>
        </period>
    </context>
    <context id="iafc54803f0c34c5ba3125985da96a10f_D20200101-20200331">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0001466593</identifier>
            <segment>
                <xbrldi:explicitMember dimension="srt:ConsolidationItemsAxis">us-gaap:OperatingSegmentsMember</xbrldi:explicitMember>
                <xbrldi:explicitMember dimension="srt:ProductOrServiceAxis">ottr:RetailCommercialAndIndustrialMember</xbrldi:explicitMember>
                <xbrldi:explicitMember dimension="us-gaap:StatementBusinessSegmentsAxis">ottr:ElectricMember</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <startDate>2020-01-01</startDate>
            <endDate>2020-03-31</endDate>
        </period>
    </context>
    <context id="ifdaa1925448a4c59b1141cf1681bfb48_D20210101-20210331">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0001466593</identifier>
            <segment>
                <xbrldi:explicitMember dimension="srt:ConsolidationItemsAxis">us-gaap:OperatingSegmentsMember</xbrldi:explicitMember>
                <xbrldi:explicitMember dimension="srt:ProductOrServiceAxis">ottr:RetailOtherMember</xbrldi:explicitMember>
                <xbrldi:explicitMember dimension="us-gaap:StatementBusinessSegmentsAxis">ottr:ElectricMember</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <startDate>2021-01-01</startDate>
            <endDate>2021-03-31</endDate>
        </period>
    </context>
    <context id="i037d0136ff4c4f50ad1df560e3d5a321_D20200101-20200331">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0001466593</identifier>
            <segment>
                <xbrldi:explicitMember dimension="srt:ConsolidationItemsAxis">us-gaap:OperatingSegmentsMember</xbrldi:explicitMember>
                <xbrldi:explicitMember dimension="srt:ProductOrServiceAxis">ottr:RetailOtherMember</xbrldi:explicitMember>
                <xbrldi:explicitMember dimension="us-gaap:StatementBusinessSegmentsAxis">ottr:ElectricMember</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <startDate>2020-01-01</startDate>
            <endDate>2020-03-31</endDate>
        </period>
    </context>
    <context id="i0db8c8add4e2452a9773ef9a6d0fc2cb_D20210101-20210331">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0001466593</identifier>
            <segment>
                <xbrldi:explicitMember dimension="srt:ConsolidationItemsAxis">us-gaap:OperatingSegmentsMember</xbrldi:explicitMember>
                <xbrldi:explicitMember dimension="srt:ProductOrServiceAxis">ottr:ElectronicProductRetailMember</xbrldi:explicitMember>
                <xbrldi:explicitMember dimension="us-gaap:StatementBusinessSegmentsAxis">ottr:ElectricMember</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <startDate>2021-01-01</startDate>
            <endDate>2021-03-31</endDate>
        </period>
    </context>
    <context id="i9192c35c5d0647d28374ae292b52165f_D20200101-20200331">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0001466593</identifier>
            <segment>
                <xbrldi:explicitMember dimension="srt:ConsolidationItemsAxis">us-gaap:OperatingSegmentsMember</xbrldi:explicitMember>
                <xbrldi:explicitMember dimension="srt:ProductOrServiceAxis">ottr:ElectronicProductRetailMember</xbrldi:explicitMember>
                <xbrldi:explicitMember dimension="us-gaap:StatementBusinessSegmentsAxis">ottr:ElectricMember</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <startDate>2020-01-01</startDate>
            <endDate>2020-03-31</endDate>
        </period>
    </context>
    <context id="i3e9f4cb2f2784b43a6f6b192cb37c28f_D20210101-20210331">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0001466593</identifier>
            <segment>
                <xbrldi:explicitMember dimension="srt:ConsolidationItemsAxis">us-gaap:OperatingSegmentsMember</xbrldi:explicitMember>
                <xbrldi:explicitMember dimension="srt:ProductOrServiceAxis">us-gaap:ElectricTransmissionMember</xbrldi:explicitMember>
                <xbrldi:explicitMember dimension="us-gaap:StatementBusinessSegmentsAxis">ottr:ElectricMember</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <startDate>2021-01-01</startDate>
            <endDate>2021-03-31</endDate>
        </period>
    </context>
    <context id="i68d7aede1891451a8cfb46f319f5ae9a_D20200101-20200331">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0001466593</identifier>
            <segment>
                <xbrldi:explicitMember dimension="srt:ConsolidationItemsAxis">us-gaap:OperatingSegmentsMember</xbrldi:explicitMember>
                <xbrldi:explicitMember dimension="srt:ProductOrServiceAxis">us-gaap:ElectricTransmissionMember</xbrldi:explicitMember>
                <xbrldi:explicitMember dimension="us-gaap:StatementBusinessSegmentsAxis">ottr:ElectricMember</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <startDate>2020-01-01</startDate>
            <endDate>2020-03-31</endDate>
        </period>
    </context>
    <context id="id354d9d5b2b54c1cb474b80528bcd62b_D20210101-20210331">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0001466593</identifier>
            <segment>
                <xbrldi:explicitMember dimension="srt:ConsolidationItemsAxis">us-gaap:OperatingSegmentsMember</xbrldi:explicitMember>
                <xbrldi:explicitMember dimension="srt:ProductOrServiceAxis">ottr:WholesaleMember</xbrldi:explicitMember>
                <xbrldi:explicitMember dimension="us-gaap:StatementBusinessSegmentsAxis">ottr:ElectricMember</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <startDate>2021-01-01</startDate>
            <endDate>2021-03-31</endDate>
        </period>
    </context>
    <context id="if0aae2b12986425b9c0c777a791d4923_D20200101-20200331">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0001466593</identifier>
            <segment>
                <xbrldi:explicitMember dimension="srt:ConsolidationItemsAxis">us-gaap:OperatingSegmentsMember</xbrldi:explicitMember>
                <xbrldi:explicitMember dimension="srt:ProductOrServiceAxis">ottr:WholesaleMember</xbrldi:explicitMember>
                <xbrldi:explicitMember dimension="us-gaap:StatementBusinessSegmentsAxis">ottr:ElectricMember</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <startDate>2020-01-01</startDate>
            <endDate>2020-03-31</endDate>
        </period>
    </context>
    <context id="i620c1e337bce46b9944f26224d7db5b4_D20210101-20210331">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0001466593</identifier>
            <segment>
                <xbrldi:explicitMember dimension="srt:ConsolidationItemsAxis">us-gaap:OperatingSegmentsMember</xbrldi:explicitMember>
                <xbrldi:explicitMember dimension="srt:ProductOrServiceAxis">ottr:ElectricProductOtherMember</xbrldi:explicitMember>
                <xbrldi:explicitMember dimension="us-gaap:StatementBusinessSegmentsAxis">ottr:ElectricMember</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <startDate>2021-01-01</startDate>
            <endDate>2021-03-31</endDate>
        </period>
    </context>
    <context id="idf4cd48802ed43e8ad19dc81a7fb6557_D20200101-20200331">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0001466593</identifier>
            <segment>
                <xbrldi:explicitMember dimension="srt:ConsolidationItemsAxis">us-gaap:OperatingSegmentsMember</xbrldi:explicitMember>
                <xbrldi:explicitMember dimension="srt:ProductOrServiceAxis">ottr:ElectricProductOtherMember</xbrldi:explicitMember>
                <xbrldi:explicitMember dimension="us-gaap:StatementBusinessSegmentsAxis">ottr:ElectricMember</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <startDate>2020-01-01</startDate>
            <endDate>2020-03-31</endDate>
        </period>
    </context>
    <context id="i3b5a42b6353847fd93799037406f5a9c_D20210101-20210331">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0001466593</identifier>
            <segment>
                <xbrldi:explicitMember dimension="srt:ConsolidationItemsAxis">us-gaap:OperatingSegmentsMember</xbrldi:explicitMember>
                <xbrldi:explicitMember dimension="srt:ProductOrServiceAxis">ottr:MetalPartsAndToolingMember</xbrldi:explicitMember>
                <xbrldi:explicitMember dimension="us-gaap:StatementBusinessSegmentsAxis">ottr:ManufacturingMember</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <startDate>2021-01-01</startDate>
            <endDate>2021-03-31</endDate>
        </period>
    </context>
    <context id="i25811ae525904142bb5741727286a18a_D20200101-20200331">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0001466593</identifier>
            <segment>
                <xbrldi:explicitMember dimension="srt:ConsolidationItemsAxis">us-gaap:OperatingSegmentsMember</xbrldi:explicitMember>
                <xbrldi:explicitMember dimension="srt:ProductOrServiceAxis">ottr:MetalPartsAndToolingMember</xbrldi:explicitMember>
                <xbrldi:explicitMember dimension="us-gaap:StatementBusinessSegmentsAxis">ottr:ManufacturingMember</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <startDate>2020-01-01</startDate>
            <endDate>2020-03-31</endDate>
        </period>
    </context>
    <context id="i6ae448bc163d4ca29606a5e09ecffe17_D20210101-20210331">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0001466593</identifier>
            <segment>
                <xbrldi:explicitMember dimension="srt:ConsolidationItemsAxis">us-gaap:OperatingSegmentsMember</xbrldi:explicitMember>
                <xbrldi:explicitMember dimension="srt:ProductOrServiceAxis">ottr:PlasticProductsMember</xbrldi:explicitMember>
                <xbrldi:explicitMember dimension="us-gaap:StatementBusinessSegmentsAxis">ottr:ManufacturingMember</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <startDate>2021-01-01</startDate>
            <endDate>2021-03-31</endDate>
        </period>
    </context>
    <context id="i2938f71b391346d490a7b0dd010ede63_D20200101-20200331">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0001466593</identifier>
            <segment>
                <xbrldi:explicitMember dimension="srt:ConsolidationItemsAxis">us-gaap:OperatingSegmentsMember</xbrldi:explicitMember>
                <xbrldi:explicitMember dimension="srt:ProductOrServiceAxis">ottr:PlasticProductsMember</xbrldi:explicitMember>
                <xbrldi:explicitMember dimension="us-gaap:StatementBusinessSegmentsAxis">ottr:ManufacturingMember</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <startDate>2020-01-01</startDate>
            <endDate>2020-03-31</endDate>
        </period>
    </context>
    <context id="i34c68b2a6af940d8890b6ced7e927429_D20210101-20210331">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0001466593</identifier>
            <segment>
                <xbrldi:explicitMember dimension="srt:ConsolidationItemsAxis">us-gaap:OperatingSegmentsMember</xbrldi:explicitMember>
                <xbrldi:explicitMember dimension="srt:ProductOrServiceAxis">ottr:ScrapMetalSalesMember</xbrldi:explicitMember>
                <xbrldi:explicitMember dimension="us-gaap:StatementBusinessSegmentsAxis">ottr:ManufacturingMember</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <startDate>2021-01-01</startDate>
            <endDate>2021-03-31</endDate>
        </period>
    </context>
    <context id="id0beb0465e9c4187a0090b3e43bf8a0c_D20200101-20200331">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0001466593</identifier>
            <segment>
                <xbrldi:explicitMember dimension="srt:ConsolidationItemsAxis">us-gaap:OperatingSegmentsMember</xbrldi:explicitMember>
                <xbrldi:explicitMember dimension="srt:ProductOrServiceAxis">ottr:ScrapMetalSalesMember</xbrldi:explicitMember>
                <xbrldi:explicitMember dimension="us-gaap:StatementBusinessSegmentsAxis">ottr:ManufacturingMember</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <startDate>2020-01-01</startDate>
            <endDate>2020-03-31</endDate>
        </period>
    </context>
    <context id="i85a0b2c2d5034088809484baf6160690_D20210101-20210331">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0001466593</identifier>
            <segment>
                <xbrldi:explicitMember dimension="srt:ConsolidationItemsAxis">us-gaap:OperatingSegmentsMember</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <startDate>2021-01-01</startDate>
            <endDate>2021-03-31</endDate>
        </period>
    </context>
    <context id="i4414d7c08ca745c1ad34952f8076a6eb_D20200101-20200331">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0001466593</identifier>
            <segment>
                <xbrldi:explicitMember dimension="srt:ConsolidationItemsAxis">us-gaap:OperatingSegmentsMember</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <startDate>2020-01-01</startDate>
            <endDate>2020-03-31</endDate>
        </period>
    </context>
    <context id="i13db6d6f6cc345629f379fad2f040249_I20210331">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0001466593</identifier>
            <segment>
                <xbrldi:explicitMember dimension="us-gaap:PropertyPlantAndEquipmentByTypeAxis">ottr:ElectricPlantInServiceMember</xbrldi:explicitMember>
                <xbrldi:explicitMember dimension="us-gaap:PublicUtilityAxis">ottr:ElectricPlantMember</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <instant>2021-03-31</instant>
        </period>
    </context>
    <context id="i9b6ad9ab325049359a018a430805e834_I20201231">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0001466593</identifier>
            <segment>
                <xbrldi:explicitMember dimension="us-gaap:PropertyPlantAndEquipmentByTypeAxis">ottr:ElectricPlantInServiceMember</xbrldi:explicitMember>
                <xbrldi:explicitMember dimension="us-gaap:PublicUtilityAxis">ottr:ElectricPlantMember</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <instant>2020-12-31</instant>
        </period>
    </context>
    <context id="idbaf39d2a5b04828b5b3b2d8c2af87af_I20210331">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0001466593</identifier>
            <segment>
                <xbrldi:explicitMember dimension="us-gaap:PropertyPlantAndEquipmentByTypeAxis">us-gaap:ConstructionInProgressMember</xbrldi:explicitMember>
                <xbrldi:explicitMember dimension="us-gaap:PublicUtilityAxis">ottr:ElectricPlantMember</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <instant>2021-03-31</instant>
        </period>
    </context>
    <context id="i5e91b8d3b0fa45efa53b93aafab822a3_I20201231">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0001466593</identifier>
            <segment>
                <xbrldi:explicitMember dimension="us-gaap:PropertyPlantAndEquipmentByTypeAxis">us-gaap:ConstructionInProgressMember</xbrldi:explicitMember>
                <xbrldi:explicitMember dimension="us-gaap:PublicUtilityAxis">ottr:ElectricPlantMember</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <instant>2020-12-31</instant>
        </period>
    </context>
    <context id="i93b8b27d1eb148c7861a899d9576ab17_I20210331">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0001466593</identifier>
            <segment>
                <xbrldi:explicitMember dimension="us-gaap:PublicUtilityAxis">ottr:ElectricPlantMember</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <instant>2021-03-31</instant>
        </period>
    </context>
    <context id="i1cc03c4aaa58493a94f2a8b97cf08c39_I20201231">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0001466593</identifier>
            <segment>
                <xbrldi:explicitMember dimension="us-gaap:PublicUtilityAxis">ottr:ElectricPlantMember</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <instant>2020-12-31</instant>
        </period>
    </context>
    <context id="i54b0f66ead3a4f1c989b979ce782160b_I20210331">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0001466593</identifier>
            <segment>
                <xbrldi:explicitMember dimension="us-gaap:PropertyPlantAndEquipmentByTypeAxis">ottr:NonelectricOperationsPlantMember</xbrldi:explicitMember>
                <xbrldi:explicitMember dimension="us-gaap:PublicUtilityAxis">ottr:NonelectricPlantMember</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <instant>2021-03-31</instant>
        </period>
    </context>
    <context id="if64fe889ef264cbd89a50b9400ce439a_I20201231">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0001466593</identifier>
            <segment>
                <xbrldi:explicitMember dimension="us-gaap:PropertyPlantAndEquipmentByTypeAxis">ottr:NonelectricOperationsPlantMember</xbrldi:explicitMember>
                <xbrldi:explicitMember dimension="us-gaap:PublicUtilityAxis">ottr:NonelectricPlantMember</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <instant>2020-12-31</instant>
        </period>
    </context>
    <context id="i43b4f952a852455e985337d0acff9e27_I20210331">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0001466593</identifier>
            <segment>
                <xbrldi:explicitMember dimension="us-gaap:PropertyPlantAndEquipmentByTypeAxis">us-gaap:ConstructionInProgressMember</xbrldi:explicitMember>
                <xbrldi:explicitMember dimension="us-gaap:PublicUtilityAxis">ottr:NonelectricPlantMember</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <instant>2021-03-31</instant>
        </period>
    </context>
    <context id="i97b7caafa2594d389d7bfb92c89bdb04_I20201231">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0001466593</identifier>
            <segment>
                <xbrldi:explicitMember dimension="us-gaap:PropertyPlantAndEquipmentByTypeAxis">us-gaap:ConstructionInProgressMember</xbrldi:explicitMember>
                <xbrldi:explicitMember dimension="us-gaap:PublicUtilityAxis">ottr:NonelectricPlantMember</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <instant>2020-12-31</instant>
        </period>
    </context>
    <context id="i555a3181dbac4028968e4b1e7da49070_I20210331">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0001466593</identifier>
            <segment>
                <xbrldi:explicitMember dimension="us-gaap:PublicUtilityAxis">ottr:NonelectricPlantMember</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <instant>2021-03-31</instant>
        </period>
    </context>
    <context id="i222aa4e8772d42deb516ff7884e43f78_I20201231">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0001466593</identifier>
            <segment>
                <xbrldi:explicitMember dimension="us-gaap:PublicUtilityAxis">ottr:NonelectricPlantMember</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <instant>2020-12-31</instant>
        </period>
    </context>
    <context id="if7be354bd3dc4de6b68171d089f3f712_I20210331">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0001466593</identifier>
            <segment>
                <xbrldi:explicitMember dimension="us-gaap:RegulatoryAssetAxis">ottr:PensionAndOtherPostretirementBenefitPlansMember</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <instant>2021-03-31</instant>
        </period>
    </context>
    <context id="i8f8c0cc7fb2f4f709a96cefbc7e2e956_I20201231">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0001466593</identifier>
            <segment>
                <xbrldi:explicitMember dimension="us-gaap:RegulatoryAssetAxis">ottr:PensionAndOtherPostretirementBenefitPlansMember</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <instant>2020-12-31</instant>
        </period>
    </context>
    <context id="ie864f4af8b4c4948ac87fbbd5b0a1c3f_D20210101-20210331">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0001466593</identifier>
            <segment>
                <xbrldi:explicitMember dimension="us-gaap:RegulatoryAssetAxis">ottr:AlternativeRevenueProgramRidersMember</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <startDate>2021-01-01</startDate>
            <endDate>2021-03-31</endDate>
        </period>
    </context>
    <context id="ib640796b6ecd45a581cfc5dc62df2e9a_I20210331">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0001466593</identifier>
            <segment>
                <xbrldi:explicitMember dimension="us-gaap:RegulatoryAssetAxis">ottr:AlternativeRevenueProgramRidersMember</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <instant>2021-03-31</instant>
        </period>
    </context>
    <context id="i091ea736bedb4212968f0af456cfdfe6_I20201231">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0001466593</identifier>
            <segment>
                <xbrldi:explicitMember dimension="us-gaap:RegulatoryAssetAxis">ottr:AlternativeRevenueProgramRidersMember</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <instant>2020-12-31</instant>
        </period>
    </context>
    <context id="i0253258175cd4bc094e7b6aa8145b7b3_I20210331">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0001466593</identifier>
            <segment>
                <xbrldi:explicitMember dimension="us-gaap:RegulatoryAssetAxis">ottr:AssetRetirementObligationsMember</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <instant>2021-03-31</instant>
        </period>
    </context>
    <context id="i407553a4f0124a01b8f090eaa45b312c_I20201231">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0001466593</identifier>
            <segment>
                <xbrldi:explicitMember dimension="us-gaap:RegulatoryAssetAxis">ottr:AssetRetirementObligationsMember</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <instant>2020-12-31</instant>
        </period>
    </context>
    <context id="i94fdf35abb5e46cca8e696d5f4e7450e_D20210101-20210331">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0001466593</identifier>
            <segment>
                <xbrldi:explicitMember dimension="us-gaap:RegulatoryAssetAxis">ottr:ISOCostRecoveryTrackersMember</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <startDate>2021-01-01</startDate>
            <endDate>2021-03-31</endDate>
        </period>
    </context>
    <context id="ie2521ac2abe54f0db224bedae6767aff_I20210331">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0001466593</identifier>
            <segment>
                <xbrldi:explicitMember dimension="us-gaap:RegulatoryAssetAxis">ottr:ISOCostRecoveryTrackersMember</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <instant>2021-03-31</instant>
        </period>
    </context>
    <context id="i7d33c5fd196e4e1e83c6e25ef1fa666f_I20201231">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0001466593</identifier>
            <segment>
                <xbrldi:explicitMember dimension="us-gaap:RegulatoryAssetAxis">ottr:ISOCostRecoveryTrackersMember</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <instant>2020-12-31</instant>
        </period>
    </context>
    <context id="i32da0783ff464bc7ad79d871ddec78fc_D20210101-20210331">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0001466593</identifier>
            <segment>
                <xbrldi:explicitMember dimension="us-gaap:RegulatoryAssetAxis">ottr:UnrecoveredProjectCostsMember</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <startDate>2021-01-01</startDate>
            <endDate>2021-03-31</endDate>
        </period>
    </context>
    <context id="iff970900753b4d4c9e4591211dbc715b_I20210331">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0001466593</identifier>
            <segment>
                <xbrldi:explicitMember dimension="us-gaap:RegulatoryAssetAxis">ottr:UnrecoveredProjectCostsMember</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <instant>2021-03-31</instant>
        </period>
    </context>
    <context id="i9ba23b4d5588495abbaac0177267afae_I20201231">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0001466593</identifier>
            <segment>
                <xbrldi:explicitMember dimension="us-gaap:RegulatoryAssetAxis">ottr:UnrecoveredProjectCostsMember</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <instant>2020-12-31</instant>
        </period>
    </context>
    <context id="iac6072ebb49244a188d8cf5b17488635_I20210331">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0001466593</identifier>
            <segment>
                <xbrldi:explicitMember dimension="us-gaap:RegulatoryAssetAxis">ottr:DeferredRateCaseExpensesMember</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <instant>2021-03-31</instant>
        </period>
    </context>
    <context id="i4c8b05b52d9e4e3abe2bab83d2ca00ac_I20201231">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0001466593</identifier>
            <segment>
                <xbrldi:explicitMember dimension="us-gaap:RegulatoryAssetAxis">ottr:DeferredRateCaseExpensesMember</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <instant>2020-12-31</instant>
        </period>
    </context>
    <context id="i37a9e21c670e444aaf5c374a0d39994d_D20210101-20210331">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0001466593</identifier>
            <segment>
                <xbrldi:explicitMember dimension="us-gaap:RegulatoryAssetAxis">ottr:DebtReacquisitionPremiumsMember</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <startDate>2021-01-01</startDate>
            <endDate>2021-03-31</endDate>
        </period>
    </context>
    <context id="i4bb43a788061473c97d35a1955c0c003_I20210331">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0001466593</identifier>
            <segment>
                <xbrldi:explicitMember dimension="us-gaap:RegulatoryAssetAxis">ottr:DebtReacquisitionPremiumsMember</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <instant>2021-03-31</instant>
        </period>
    </context>
    <context id="i5b782972ce544396841e72a03d5f047a_I20201231">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0001466593</identifier>
            <segment>
                <xbrldi:explicitMember dimension="us-gaap:RegulatoryAssetAxis">ottr:DebtReacquisitionPremiumsMember</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <instant>2020-12-31</instant>
        </period>
    </context>
    <context id="ifbf1eb642f82465596696d522fa544fd_I20210331">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0001466593</identifier>
            <segment>
                <xbrldi:explicitMember dimension="us-gaap:RegulatoryAssetAxis">ottr:OtherRegulatoryAssetsMember</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <instant>2021-03-31</instant>
        </period>
    </context>
    <context id="i5eb0f6bb7e50443294a36d742a2cdd5c_I20201231">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0001466593</identifier>
            <segment>
                <xbrldi:explicitMember dimension="us-gaap:RegulatoryAssetAxis">ottr:OtherRegulatoryAssetsMember</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <instant>2020-12-31</instant>
        </period>
    </context>
    <context id="i19ab0b4199c74009b1f0f0737b91f5a4_I20210331">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0001466593</identifier>
            <segment>
                <xbrldi:explicitMember dimension="us-gaap:RegulatoryLiabilityAxis">ottr:DeferredIncomeTaxesMember</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <instant>2021-03-31</instant>
        </period>
    </context>
    <context id="i2fbaa9dfce49453098455f2796e1116e_I20201231">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0001466593</identifier>
            <segment>
                <xbrldi:explicitMember dimension="us-gaap:RegulatoryLiabilityAxis">ottr:DeferredIncomeTaxesMember</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <instant>2020-12-31</instant>
        </period>
    </context>
    <context id="id7ffb5df68fc4e63a6645959c2075293_I20210331">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0001466593</identifier>
            <segment>
                <xbrldi:explicitMember dimension="us-gaap:RegulatoryLiabilityAxis">ottr:PlantRemovalObligationsMember</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <instant>2021-03-31</instant>
        </period>
    </context>
    <context id="i9fe764f5417544448675198cf4944900_I20201231">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0001466593</identifier>
            <segment>
                <xbrldi:explicitMember dimension="us-gaap:RegulatoryLiabilityAxis">ottr:PlantRemovalObligationsMember</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <instant>2020-12-31</instant>
        </period>
    </context>
    <context id="i907380c7668843759990dd2df9da0ee2_D20210101-20210331">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0001466593</identifier>
            <segment>
                <xbrldi:explicitMember dimension="us-gaap:RegulatoryLiabilityAxis">ottr:FuelClauseAdjustmentMember</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <startDate>2021-01-01</startDate>
            <endDate>2021-03-31</endDate>
        </period>
    </context>
    <context id="i9e08b864e5d645a0a21f44b0ad89fb49_I20210331">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0001466593</identifier>
            <segment>
                <xbrldi:explicitMember dimension="us-gaap:RegulatoryLiabilityAxis">ottr:FuelClauseAdjustmentMember</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <instant>2021-03-31</instant>
        </period>
    </context>
    <context id="ibbf1f83753284846a97c045a86fb140a_I20201231">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0001466593</identifier>
            <segment>
                <xbrldi:explicitMember dimension="us-gaap:RegulatoryLiabilityAxis">ottr:FuelClauseAdjustmentMember</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <instant>2020-12-31</instant>
        </period>
    </context>
    <context id="i12d8036db891455a9d7588ee793e3333_I20210331">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0001466593</identifier>
            <segment>
                <xbrldi:explicitMember dimension="us-gaap:RegulatoryLiabilityAxis">ottr:AlternativeRevenueProgramRidersMember</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <instant>2021-03-31</instant>
        </period>
    </context>
    <context id="i8f9dcf0954224a9f85813f57b5d380cb_I20201231">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0001466593</identifier>
            <segment>
                <xbrldi:explicitMember dimension="us-gaap:RegulatoryLiabilityAxis">ottr:AlternativeRevenueProgramRidersMember</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <instant>2020-12-31</instant>
        </period>
    </context>
    <context id="i16cbd486e2f6443dbc92882a91ab4162_D20210101-20210331">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0001466593</identifier>
            <segment>
                <xbrldi:explicitMember dimension="us-gaap:RegulatoryLiabilityAxis">ottr:PensionAndOtherPostretirementBenefitPlansMember</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <startDate>2021-01-01</startDate>
            <endDate>2021-03-31</endDate>
        </period>
    </context>
    <context id="ife5c42e3aa41468d9f019bd74c58c2c6_I20210331">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0001466593</identifier>
            <segment>
                <xbrldi:explicitMember dimension="us-gaap:RegulatoryLiabilityAxis">ottr:PensionAndOtherPostretirementBenefitPlansMember</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <instant>2021-03-31</instant>
        </period>
    </context>
    <context id="i1d4a9903371e455c9dfc08b1d58fa022_I20201231">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0001466593</identifier>
            <segment>
                <xbrldi:explicitMember dimension="us-gaap:RegulatoryLiabilityAxis">ottr:PensionAndOtherPostretirementBenefitPlansMember</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <instant>2020-12-31</instant>
        </period>
    </context>
    <context id="if194c5c77f314e1b88cf171e3c99f871_I20210331">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0001466593</identifier>
            <segment>
                <xbrldi:explicitMember dimension="us-gaap:RegulatoryLiabilityAxis">ottr:OtherRegulatoryLiabilitiesMember</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <instant>2021-03-31</instant>
        </period>
    </context>
    <context id="i9f5f54678a7b4028a06e967a06d18f36_I20201231">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0001466593</identifier>
            <segment>
                <xbrldi:explicitMember dimension="us-gaap:RegulatoryLiabilityAxis">ottr:OtherRegulatoryLiabilitiesMember</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <instant>2020-12-31</instant>
        </period>
    </context>
    <context id="ic1b508149fb34f31984a9924c3269f4c_I20201231">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0001466593</identifier>
            <segment>
                <xbrldi:explicitMember dimension="us-gaap:DebtInstrumentAxis">ottr:OtterTailCorporationCreditAgreementMember</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <instant>2020-12-31</instant>
        </period>
    </context>
    <context id="i0b13f549c3314f26aa012c6346c6774b_I20210331">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0001466593</identifier>
            <segment>
                <xbrldi:explicitMember dimension="us-gaap:DebtInstrumentAxis">ottr:OtterTailCorporationCreditAgreementMember</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <instant>2021-03-31</instant>
        </period>
    </context>
    <context id="i1bd13a0689664a159a19c0dd0c512935_I20210331">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0001466593</identifier>
            <segment>
                <xbrldi:explicitMember dimension="us-gaap:DebtInstrumentAxis">ottr:OTPCreditAgreementMember</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <instant>2021-03-31</instant>
        </period>
    </context>
    <context id="i15b5e6c627704e95b8d9a7f7696b447a_I20201231">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0001466593</identifier>
            <segment>
                <xbrldi:explicitMember dimension="us-gaap:DebtInstrumentAxis">ottr:OTPCreditAgreementMember</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <instant>2020-12-31</instant>
        </period>
    </context>
    <context id="i989ae0514a8a48d8a79364b06d4321c6_I20210331">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0001466593</identifier>
            <segment>
                <xbrldi:explicitMember dimension="us-gaap:DebtInstrumentAxis">ottr:The355GuaranteedSeniorNotesDueDecember152026Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <instant>2021-03-31</instant>
        </period>
    </context>
    <context id="ic296d782342f4e2ba9fc0bb251c0d0e4_I20201231">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0001466593</identifier>
            <segment>
                <xbrldi:explicitMember dimension="us-gaap:DebtInstrumentAxis">ottr:The355GuaranteedSeniorNotesDueDecember152026Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <instant>2020-12-31</instant>
        </period>
    </context>
    <context id="ia5e0167ea2854e97b199ba42e77a8ea3_I20210331">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0001466593</identifier>
            <segment>
                <xbrldi:explicitMember dimension="us-gaap:DebtInstrumentAxis">ottr:SeniorUnsecuredNotes463SeriesADueDecember12021Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <instant>2021-03-31</instant>
        </period>
    </context>
    <context id="i9474a45e30e944a4aa7d28c133e140bc_I20201231">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0001466593</identifier>
            <segment>
                <xbrldi:explicitMember dimension="us-gaap:DebtInstrumentAxis">ottr:SeniorUnsecuredNotes463SeriesADueDecember12021Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <instant>2020-12-31</instant>
        </period>
    </context>
    <context id="i5efed8c09a104625a60d488f42520152_I20210331">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0001466593</identifier>
            <segment>
                <xbrldi:explicitMember dimension="us-gaap:DebtInstrumentAxis">ottr:SeniorUnsecuredNotes615SeriesBDueAugust202022Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <instant>2021-03-31</instant>
        </period>
    </context>
    <context id="icd32028d09e1489380d7b3ca0f4eb6c3_I20201231">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0001466593</identifier>
            <segment>
                <xbrldi:explicitMember dimension="us-gaap:DebtInstrumentAxis">ottr:SeniorUnsecuredNotes615SeriesBDueAugust202022Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <instant>2020-12-31</instant>
        </period>
    </context>
    <context id="i70add9a677644cba8b84e89a10472cba_I20210331">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0001466593</identifier>
            <segment>
                <xbrldi:explicitMember dimension="us-gaap:DebtInstrumentAxis">ottr:SeniorUnsecuredNotes637SeriesCDueAugust202027Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <instant>2021-03-31</instant>
        </period>
    </context>
    <context id="i66c246d241bc441398726452fc8d9a03_I20201231">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0001466593</identifier>
            <segment>
                <xbrldi:explicitMember dimension="us-gaap:DebtInstrumentAxis">ottr:SeniorUnsecuredNotes637SeriesCDueAugust202027Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <instant>2020-12-31</instant>
        </period>
    </context>
    <context id="ib7c5c1ba4a474eba901b63721a62e08e_I20210331">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0001466593</identifier>
            <segment>
                <xbrldi:explicitMember dimension="us-gaap:DebtInstrumentAxis">ottr:SeniorUnsecuredNotes468SeriesADueFebruary272029Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <instant>2021-03-31</instant>
        </period>
    </context>
    <context id="i80cd243349ab4af7807463c2468d7c32_I20201231">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0001466593</identifier>
            <segment>
                <xbrldi:explicitMember dimension="us-gaap:DebtInstrumentAxis">ottr:SeniorUnsecuredNotes468SeriesADueFebruary272029Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <instant>2020-12-31</instant>
        </period>
    </context>
    <context id="i1c547b435f3845619ef1ef9282fa15ec_I20210331">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0001466593</identifier>
            <segment>
                <xbrldi:explicitMember dimension="us-gaap:DebtInstrumentAxis">ottr:SeniorUnsecuredNotes307SeriesADueOctober102029Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <instant>2021-03-31</instant>
        </period>
    </context>
    <context id="i60970ca882d2479b99d535b28faa6c41_I20201231">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0001466593</identifier>
            <segment>
                <xbrldi:explicitMember dimension="us-gaap:DebtInstrumentAxis">ottr:SeniorUnsecuredNotes307SeriesADueOctober102029Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <instant>2020-12-31</instant>
        </period>
    </context>
    <context id="id18a9797ef244c7d87a4e28e3ec3193a_I20210331">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0001466593</identifier>
            <segment>
                <xbrldi:explicitMember dimension="us-gaap:DebtInstrumentAxis">ottr:SeniorUnsecuredNotes307SeriesADueFebruary252030Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <instant>2021-03-31</instant>
        </period>
    </context>
    <context id="i543166374f4149ddaf02a07fb4a9b7a6_I20201231">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0001466593</identifier>
            <segment>
                <xbrldi:explicitMember dimension="us-gaap:DebtInstrumentAxis">ottr:SeniorUnsecuredNotes307SeriesADueFebruary252030Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <instant>2020-12-31</instant>
        </period>
    </context>
    <context id="i638caf4e55d34aeba89a63c79ee856fc_I20210331">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0001466593</identifier>
            <segment>
                <xbrldi:explicitMember dimension="us-gaap:DebtInstrumentAxis">ottr:SeniorUnsecuredNotes322SeriesBDueAugust202030Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <instant>2021-03-31</instant>
        </period>
    </context>
    <context id="i8c3fee4cc9d84049bfe448d3f8bc0641_I20201231">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0001466593</identifier>
            <segment>
                <xbrldi:explicitMember dimension="us-gaap:DebtInstrumentAxis">ottr:SeniorUnsecuredNotes322SeriesBDueAugust202030Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <instant>2020-12-31</instant>
        </period>
    </context>
    <context id="i03109bd93cb445db8ee61bcca96ee5e8_I20210331">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0001466593</identifier>
            <segment>
                <xbrldi:explicitMember dimension="us-gaap:DebtInstrumentAxis">ottr:SeniorUnsecuredNotes647SeriesDDueAugust202037Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <instant>2021-03-31</instant>
        </period>
    </context>
    <context id="if87baff108784bf09847c19946423572_I20201231">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0001466593</identifier>
            <segment>
                <xbrldi:explicitMember dimension="us-gaap:DebtInstrumentAxis">ottr:SeniorUnsecuredNotes647SeriesDDueAugust202037Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <instant>2020-12-31</instant>
        </period>
    </context>
    <context id="i4d2f6d4f6bdc4693b54155ec58560548_I20210331">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0001466593</identifier>
            <segment>
                <xbrldi:explicitMember dimension="us-gaap:DebtInstrumentAxis">ottr:SeniorUnsecuredNotes352SeriesBDueOctober102039Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <instant>2021-03-31</instant>
        </period>
    </context>
    <context id="ie3d35f1739104132ae7f7ca50a703e8f_I20201231">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0001466593</identifier>
            <segment>
                <xbrldi:explicitMember dimension="us-gaap:DebtInstrumentAxis">ottr:SeniorUnsecuredNotes352SeriesBDueOctober102039Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <instant>2020-12-31</instant>
        </period>
    </context>
    <context id="ie7d00ce009ef440eb9a7198cc1b20551_I20210331">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0001466593</identifier>
            <segment>
                <xbrldi:explicitMember dimension="us-gaap:DebtInstrumentAxis">ottr:SeniorUnsecuredNotes362SeriesCDueFebruary252040Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <instant>2021-03-31</instant>
        </period>
    </context>
    <context id="iead2a8eccaea4e56a0584745a8212411_I20201231">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0001466593</identifier>
            <segment>
                <xbrldi:explicitMember dimension="us-gaap:DebtInstrumentAxis">ottr:SeniorUnsecuredNotes362SeriesCDueFebruary252040Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <instant>2020-12-31</instant>
        </period>
    </context>
    <context id="iecffda5f8772407ca46189d7e3fdf7ef_I20210331">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0001466593</identifier>
            <segment>
                <xbrldi:explicitMember dimension="us-gaap:DebtInstrumentAxis">ottr:SeniorUnsecuredNotes547SeriesBDueFebruary272044Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <instant>2021-03-31</instant>
        </period>
    </context>
    <context id="ia0def254c2844c8e95df01b5d4af74f1_I20201231">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0001466593</identifier>
            <segment>
                <xbrldi:explicitMember dimension="us-gaap:DebtInstrumentAxis">ottr:SeniorUnsecuredNotes547SeriesBDueFebruary272044Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <instant>2020-12-31</instant>
        </period>
    </context>
    <context id="i987494fd0823447c8feb1fc2f0022c88_I20210331">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0001466593</identifier>
            <segment>
                <xbrldi:explicitMember dimension="us-gaap:DebtInstrumentAxis">ottr:SeniorUnsecuredNotes407SeriesADueFebruary72048Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <instant>2021-03-31</instant>
        </period>
    </context>
    <context id="i029fe9474c544409981c8abacfa575e6_I20201231">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0001466593</identifier>
            <segment>
                <xbrldi:explicitMember dimension="us-gaap:DebtInstrumentAxis">ottr:SeniorUnsecuredNotes407SeriesADueFebruary72048Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <instant>2020-12-31</instant>
        </period>
    </context>
    <context id="i56b42019543a4e3f94e91231afe58ee3_I20210331">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0001466593</identifier>
            <segment>
                <xbrldi:explicitMember dimension="us-gaap:DebtInstrumentAxis">ottr:SeniorUnsecuredNotes382SeriesCDueOctober102049Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <instant>2021-03-31</instant>
        </period>
    </context>
    <context id="ib5e53c150afa40d580bc7a0a90e4c6a4_I20201231">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0001466593</identifier>
            <segment>
                <xbrldi:explicitMember dimension="us-gaap:DebtInstrumentAxis">ottr:SeniorUnsecuredNotes382SeriesCDueOctober102049Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <instant>2020-12-31</instant>
        </period>
    </context>
    <context id="ia30c27c927a943cbab2dd7f08f0e8697_I20210331">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0001466593</identifier>
            <segment>
                <xbrldi:explicitMember dimension="us-gaap:DebtInstrumentAxis">ottr:SeniorUnsecuredNotes392SeriesDDueFebruary252050Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <instant>2021-03-31</instant>
        </period>
    </context>
    <context id="i3eece419ae9a46d0b320f79c566b0bf4_I20201231">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0001466593</identifier>
            <segment>
                <xbrldi:explicitMember dimension="us-gaap:DebtInstrumentAxis">ottr:SeniorUnsecuredNotes392SeriesDDueFebruary252050Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <instant>2020-12-31</instant>
        </period>
    </context>
    <context id="i91b5b89249fd46f18347b5b2498361c8_I20210331">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0001466593</identifier>
            <segment>
                <xbrldi:explicitMember dimension="us-gaap:DebtInstrumentAxis">ottr:PartnershipInAssistingCommunityExpansionPaceNote254DueMarch182021Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <instant>2021-03-31</instant>
        </period>
    </context>
    <context id="i4e24dafa0c9a48a099b59eb613ff58ee_I20201231">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0001466593</identifier>
            <segment>
                <xbrldi:explicitMember dimension="us-gaap:DebtInstrumentAxis">ottr:PartnershipInAssistingCommunityExpansionPaceNote254DueMarch182021Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <instant>2020-12-31</instant>
        </period>
    </context>
    <context id="i6ecfb12dd5e042bc9370a02208f0fcfe_I20210331">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0001466593</identifier>
            <segment>
                <xbrldi:explicitMember dimension="srt:RangeAxis">srt:MaximumMember</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <instant>2021-03-31</instant>
        </period>
    </context>
    <context id="i9ed0ee4e9dda400f964cedc5239a46df_I20210331">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0001466593</identifier>
            <segment>
                <xbrldi:explicitMember dimension="srt:RangeAxis">srt:MinimumMember</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <instant>2021-03-31</instant>
        </period>
    </context>
    <context id="if795254b622743618b005519d6fe0eed_D20210101-20210331">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0001466593</identifier>
            <segment>
                <xbrldi:explicitMember dimension="us-gaap:RetirementPlanTypeAxis">us-gaap:PensionPlansDefinedBenefitMember</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <startDate>2021-01-01</startDate>
            <endDate>2021-03-31</endDate>
        </period>
    </context>
    <context id="i74f026c4a5824eca81768ebd66064aae_D20200101-20200331">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0001466593</identifier>
            <segment>
                <xbrldi:explicitMember dimension="us-gaap:RetirementPlanTypeAxis">us-gaap:PensionPlansDefinedBenefitMember</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <startDate>2020-01-01</startDate>
            <endDate>2020-03-31</endDate>
        </period>
    </context>
    <context id="i5eaa61a1a36b40fa928874c3234f1b59_D20210101-20210131">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0001466593</identifier>
            <segment>
                <xbrldi:explicitMember dimension="us-gaap:RetirementPlanTypeAxis">us-gaap:PensionPlansDefinedBenefitMember</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <startDate>2021-01-01</startDate>
            <endDate>2021-01-31</endDate>
        </period>
    </context>
    <context id="ic86d8825d57c4d4cb39cde50bdcca2da_D20210101-20210331">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0001466593</identifier>
            <segment>
                <xbrldi:explicitMember dimension="us-gaap:RetirementPlanTypeAxis">ottr:ExecutiveSurvivorAndSupplementalRetirementPlanMember</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <startDate>2021-01-01</startDate>
            <endDate>2021-03-31</endDate>
        </period>
    </context>
    <context id="ic4ce2caac6354dcca222dd301bee309d_D20200101-20200331">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0001466593</identifier>
            <segment>
                <xbrldi:explicitMember dimension="us-gaap:RetirementPlanTypeAxis">ottr:ExecutiveSurvivorAndSupplementalRetirementPlanMember</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <startDate>2020-01-01</startDate>
            <endDate>2020-03-31</endDate>
        </period>
    </context>
    <context id="i0760f14c1f0d4e529834deb39ba01480_D20210101-20210331">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0001466593</identifier>
            <segment>
                <xbrldi:explicitMember dimension="us-gaap:RetirementPlanTypeAxis">us-gaap:OtherPostretirementBenefitPlansDefinedBenefitMember</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <startDate>2021-01-01</startDate>
            <endDate>2021-03-31</endDate>
        </period>
    </context>
    <context id="i323e96b69fd3409ba53d01363ae1f8b4_D20200101-20200331">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0001466593</identifier>
            <segment>
                <xbrldi:explicitMember dimension="us-gaap:RetirementPlanTypeAxis">us-gaap:OtherPostretirementBenefitPlansDefinedBenefitMember</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <startDate>2020-01-01</startDate>
            <endDate>2020-03-31</endDate>
        </period>
    </context>
    <context id="i909b346225e247199e0e9bdd1f5efbdc_I20210331">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0001466593</identifier>
            <segment>
                <xbrldi:explicitMember dimension="us-gaap:RegulatoryAgencyAxis">ottr:FederalEnergyRegulatoryCommissionMember</xbrldi:explicitMember>
                <xbrldi:explicitMember dimension="dei:LegalEntityAxis">ottr:OtterTailPowerCompanyMember</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <instant>2021-03-31</instant>
        </period>
    </context>
    <context id="iad67474606874ed19a5c939ffd8ed71f_D20210503-20210503">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0001466593</identifier>
            <segment>
                <xbrldi:explicitMember dimension="us-gaap:SubsequentEventTypeAxis">us-gaap:SubsequentEventMember</xbrldi:explicitMember>
                <xbrldi:explicitMember dimension="us-gaap:SubsidiarySaleOfStockAxis">ottr:SecondShelfRegistrationMember</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <startDate>2021-05-03</startDate>
            <endDate>2021-05-03</endDate>
        </period>
    </context>
    <context id="ic0b9e69b6e834276a1af6086c5731c11_D20200715-20200715">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0001466593</identifier>
            <segment>
                <xbrldi:explicitMember dimension="srt:RangeAxis">srt:MinimumMember</xbrldi:explicitMember>
                <xbrldi:explicitMember dimension="us-gaap:RegulatoryAgencyAxis">ottr:MinnesotaPublicUtilitiesCommissionMember</xbrldi:explicitMember>
                <xbrldi:explicitMember dimension="dei:LegalEntityAxis">ottr:OtterTailPowerCompanyMember</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <startDate>2020-07-15</startDate>
            <endDate>2020-07-15</endDate>
        </period>
    </context>
    <context id="i9a1aeb35c9944947980897f44c010ef4_D20200715-20200715">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0001466593</identifier>
            <segment>
                <xbrldi:explicitMember dimension="srt:RangeAxis">srt:MaximumMember</xbrldi:explicitMember>
                <xbrldi:explicitMember dimension="us-gaap:RegulatoryAgencyAxis">ottr:MinnesotaPublicUtilitiesCommissionMember</xbrldi:explicitMember>
                <xbrldi:explicitMember dimension="dei:LegalEntityAxis">ottr:OtterTailPowerCompanyMember</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <startDate>2020-07-15</startDate>
            <endDate>2020-07-15</endDate>
        </period>
    </context>
    <context id="i64d25bede44040d68b760a8240bb3271_D20210101-20210331">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0001466593</identifier>
            <segment>
                <xbrldi:explicitMember dimension="dei:LegalEntityAxis">ottr:OtterTailPowerCompanyMember</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <startDate>2021-01-01</startDate>
            <endDate>2021-03-31</endDate>
        </period>
    </context>
    <context id="ia87af833a2cb43dd9058f71e6f2a3275_I20210331">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0001466593</identifier>
            <segment>
                <xbrldi:explicitMember dimension="dei:LegalEntityAxis">ottr:OtterTailPowerCompanyMember</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <instant>2021-03-31</instant>
        </period>
    </context>
    <context id="ib9ccef47b16f48d8876ba592216ddd97_I20210331">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0001466593</identifier>
            <segment>
                <xbrldi:explicitMember dimension="srt:RangeAxis">srt:MaximumMember</xbrldi:explicitMember>
                <xbrldi:explicitMember dimension="dei:LegalEntityAxis">ottr:OtterTailPowerCompanyMember</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <instant>2021-03-31</instant>
        </period>
    </context>
    <context id="i63ad16ed41f640a8936ee7cb8ee495fb_D20210101-20210331">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0001466593</identifier>
            <segment>
                <xbrldi:explicitMember dimension="srt:RangeAxis">srt:MinimumMember</xbrldi:explicitMember>
                <xbrldi:explicitMember dimension="us-gaap:AwardTypeAxis">us-gaap:RestrictedStockMember</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <startDate>2021-01-01</startDate>
            <endDate>2021-03-31</endDate>
        </period>
    </context>
    <context id="i97ce205e887043de94764089abc999bf_D20210101-20210331">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0001466593</identifier>
            <segment>
                <xbrldi:explicitMember dimension="srt:RangeAxis">srt:MaximumMember</xbrldi:explicitMember>
                <xbrldi:explicitMember dimension="us-gaap:AwardTypeAxis">us-gaap:RestrictedStockMember</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <startDate>2021-01-01</startDate>
            <endDate>2021-03-31</endDate>
        </period>
    </context>
    <context id="i7851798e531549c7b04471423ed4fd5d_D20210101-20210331">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0001466593</identifier>
            <segment>
                <xbrldi:explicitMember dimension="us-gaap:AwardTypeAxis">us-gaap:RestrictedStockMember</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <startDate>2021-01-01</startDate>
            <endDate>2021-03-31</endDate>
        </period>
    </context>
    <context id="i351a6d3b0c0f42888872781fe42498a5_I20201231">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0001466593</identifier>
            <segment>
                <xbrldi:explicitMember dimension="us-gaap:AwardTypeAxis">us-gaap:RestrictedStockMember</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <instant>2020-12-31</instant>
        </period>
    </context>
    <context id="i979fdeb16c5b4edf9d0b815c91e12c15_I20210331">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0001466593</identifier>
            <segment>
                <xbrldi:explicitMember dimension="us-gaap:AwardTypeAxis">us-gaap:RestrictedStockMember</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <instant>2021-03-31</instant>
        </period>
    </context>
    <context id="i36469f0b4a2c4ce7bc0143d67a51797c_D20200101-20200331">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0001466593</identifier>
            <segment>
                <xbrldi:explicitMember dimension="us-gaap:AwardTypeAxis">us-gaap:RestrictedStockMember</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <startDate>2020-01-01</startDate>
            <endDate>2020-03-31</endDate>
        </period>
    </context>
    <context id="i0ab2465096c74a779daef1aca23f0dac_D20210101-20210331">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0001466593</identifier>
            <segment>
                <xbrldi:explicitMember dimension="us-gaap:AwardTypeAxis">us-gaap:PerformanceSharesMember</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <startDate>2021-01-01</startDate>
            <endDate>2021-03-31</endDate>
        </period>
    </context>
    <context id="idc081d8e57524b7bbb0d6b42b22b1cbe_D20210101-20210331">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0001466593</identifier>
            <segment>
                <xbrldi:explicitMember dimension="srt:RangeAxis">srt:MinimumMember</xbrldi:explicitMember>
                <xbrldi:explicitMember dimension="us-gaap:AwardTypeAxis">us-gaap:PerformanceSharesMember</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <startDate>2021-01-01</startDate>
            <endDate>2021-03-31</endDate>
        </period>
    </context>
    <context id="i967a31c7e75b427ba78060f7bb6ca17d_D20210101-20210331">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0001466593</identifier>
            <segment>
                <xbrldi:explicitMember dimension="srt:RangeAxis">srt:MaximumMember</xbrldi:explicitMember>
                <xbrldi:explicitMember dimension="us-gaap:AwardTypeAxis">us-gaap:PerformanceSharesMember</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <startDate>2021-01-01</startDate>
            <endDate>2021-03-31</endDate>
        </period>
    </context>
    <context id="ib5e741eb05ff43b788de1e729ee0cc1c_D20200101-20200331">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0001466593</identifier>
            <segment>
                <xbrldi:explicitMember dimension="us-gaap:AwardTypeAxis">us-gaap:PerformanceSharesMember</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <startDate>2020-01-01</startDate>
            <endDate>2020-03-31</endDate>
        </period>
    </context>
    <context id="i3a97fbf55d3843498c8255edc49c498d_I20201231">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0001466593</identifier>
            <segment>
                <xbrldi:explicitMember dimension="us-gaap:AwardTypeAxis">us-gaap:PerformanceSharesMember</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <instant>2020-12-31</instant>
        </period>
    </context>
    <context id="ifed4986ff09c473d861cd4fe4a59f849_I20210331">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0001466593</identifier>
            <segment>
                <xbrldi:explicitMember dimension="us-gaap:AwardTypeAxis">us-gaap:PerformanceSharesMember</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <instant>2021-03-31</instant>
        </period>
    </context>
    <context id="i2b4a299a6236465dbb68322392d93510_D20210101-20210331">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0001466593</identifier>
            <segment>
                <xbrldi:explicitMember dimension="us-gaap:AwardTypeAxis">us-gaap:EmployeeStockOptionMember</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <startDate>2021-01-01</startDate>
            <endDate>2021-03-31</endDate>
        </period>
    </context>
    <context id="i981f956e21ee4f2187d296d6d699ba19_D20200101-20200331">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0001466593</identifier>
            <segment>
                <xbrldi:explicitMember dimension="us-gaap:AwardTypeAxis">us-gaap:EmployeeStockOptionMember</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <startDate>2020-01-01</startDate>
            <endDate>2020-03-31</endDate>
        </period>
    </context>
    <context id="i44f6ee084e304f729668c7da0bb0e632_I20210331">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0001466593</identifier>
            <segment>
                <xbrldi:explicitMember dimension="us-gaap:FairValueByFairValueHierarchyLevelAxis">us-gaap:FairValueInputsLevel1Member</xbrldi:explicitMember>
                <xbrldi:explicitMember dimension="us-gaap:FairValueByMeasurementFrequencyAxis">us-gaap:FairValueMeasurementsRecurringMember</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <instant>2021-03-31</instant>
        </period>
    </context>
    <context id="if0ebe1de780c49338b5253edf4c03f88_I20210331">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0001466593</identifier>
            <segment>
                <xbrldi:explicitMember dimension="us-gaap:FairValueByFairValueHierarchyLevelAxis">us-gaap:FairValueInputsLevel2Member</xbrldi:explicitMember>
                <xbrldi:explicitMember dimension="us-gaap:FairValueByMeasurementFrequencyAxis">us-gaap:FairValueMeasurementsRecurringMember</xbrldi:explicitMember>
                <xbrldi:explicitMember dimension="us-gaap:FinancialInstrumentAxis">us-gaap:CorporateDebtSecuritiesMember</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <instant>2021-03-31</instant>
        </period>
    </context>
    <context id="i273d1b902962425ea5f0001673a07c7b_I20210331">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0001466593</identifier>
            <segment>
                <xbrldi:explicitMember dimension="us-gaap:FairValueByFairValueHierarchyLevelAxis">us-gaap:FairValueInputsLevel2Member</xbrldi:explicitMember>
                <xbrldi:explicitMember dimension="us-gaap:FairValueByMeasurementFrequencyAxis">us-gaap:FairValueMeasurementsRecurringMember</xbrldi:explicitMember>
                <xbrldi:explicitMember dimension="us-gaap:FinancialInstrumentAxis">ottr:GovernmentBackedAndGovernmentSponsoredEnterprisesDebtSecuritiesMember</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <instant>2021-03-31</instant>
        </period>
    </context>
    <context id="i70744dada0d54d848d6d0bad61689511_I20210331">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0001466593</identifier>
            <segment>
                <xbrldi:explicitMember dimension="us-gaap:FairValueByFairValueHierarchyLevelAxis">us-gaap:FairValueInputsLevel2Member</xbrldi:explicitMember>
                <xbrldi:explicitMember dimension="us-gaap:FairValueByMeasurementFrequencyAxis">us-gaap:FairValueMeasurementsRecurringMember</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <instant>2021-03-31</instant>
        </period>
    </context>
    <context id="ied33d575a9f647a59463e45a358237fa_I20201231">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0001466593</identifier>
            <segment>
                <xbrldi:explicitMember dimension="us-gaap:FairValueByFairValueHierarchyLevelAxis">us-gaap:FairValueInputsLevel1Member</xbrldi:explicitMember>
                <xbrldi:explicitMember dimension="us-gaap:FairValueByMeasurementFrequencyAxis">us-gaap:FairValueMeasurementsRecurringMember</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <instant>2020-12-31</instant>
        </period>
    </context>
    <context id="i9bf06fe8a7d644b9abf62baaaa7bbbfa_I20201231">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0001466593</identifier>
            <segment>
                <xbrldi:explicitMember dimension="us-gaap:FairValueByFairValueHierarchyLevelAxis">us-gaap:FairValueInputsLevel2Member</xbrldi:explicitMember>
                <xbrldi:explicitMember dimension="us-gaap:FairValueByMeasurementFrequencyAxis">us-gaap:FairValueMeasurementsRecurringMember</xbrldi:explicitMember>
                <xbrldi:explicitMember dimension="us-gaap:FinancialInstrumentAxis">us-gaap:CorporateDebtSecuritiesMember</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <instant>2020-12-31</instant>
        </period>
    </context>
    <context id="i2d15f4e43e9142ba9e985f3ac2c510e6_I20201231">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0001466593</identifier>
            <segment>
                <xbrldi:explicitMember dimension="us-gaap:FairValueByFairValueHierarchyLevelAxis">us-gaap:FairValueInputsLevel2Member</xbrldi:explicitMember>
                <xbrldi:explicitMember dimension="us-gaap:FairValueByMeasurementFrequencyAxis">us-gaap:FairValueMeasurementsRecurringMember</xbrldi:explicitMember>
                <xbrldi:explicitMember dimension="us-gaap:FinancialInstrumentAxis">ottr:GovernmentBackedAndGovernmentSponsoredEnterprisesDebtSecuritiesMember</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <instant>2020-12-31</instant>
        </period>
    </context>
    <context id="i2a490e92e5ae4a788ef59113b0f63291_I20201231">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0001466593</identifier>
            <segment>
                <xbrldi:explicitMember dimension="us-gaap:FairValueByFairValueHierarchyLevelAxis">us-gaap:FairValueInputsLevel2Member</xbrldi:explicitMember>
                <xbrldi:explicitMember dimension="us-gaap:FairValueByMeasurementFrequencyAxis">us-gaap:FairValueMeasurementsRecurringMember</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <instant>2020-12-31</instant>
        </period>
    </context>
    <context id="id4f7bbf1057f4c809c8eaebae195f88d_I20210331">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0001466593</identifier>
            <segment>
                <xbrldi:explicitMember dimension="us-gaap:FairValueByMeasurementBasisAxis">us-gaap:CarryingReportedAmountFairValueDisclosureMember</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <instant>2021-03-31</instant>
        </period>
    </context>
    <context id="i3fefd8fe57ca4745a9b96a6cc2d2f0dd_I20210331">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0001466593</identifier>
            <segment>
                <xbrldi:explicitMember dimension="us-gaap:FairValueByMeasurementBasisAxis">us-gaap:EstimateOfFairValueFairValueDisclosureMember</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <instant>2021-03-31</instant>
        </period>
    </context>
    <context id="i12ac28db4c554e1caf1d84bc9fe7eeb4_I20201231">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0001466593</identifier>
            <segment>
                <xbrldi:explicitMember dimension="us-gaap:FairValueByMeasurementBasisAxis">us-gaap:CarryingReportedAmountFairValueDisclosureMember</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <instant>2020-12-31</instant>
        </period>
    </context>
    <context id="i7e36c11c40df4d9daa8798ee2a539289_I20201231">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0001466593</identifier>
            <segment>
                <xbrldi:explicitMember dimension="us-gaap:FairValueByMeasurementBasisAxis">us-gaap:EstimateOfFairValueFairValueDisclosureMember</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <instant>2020-12-31</instant>
        </period>
    </context>
    <unit id="shares">
        <measure>shares</measure>
    </unit>
    <unit id="usd">
        <measure>iso4217:USD</measure>
    </unit>
    <unit id="usdPerShare">
        <divide>
            <unitNumerator>
                <measure>iso4217:USD</measure>
            </unitNumerator>
            <unitDenominator>
                <measure>shares</measure>
            </unitDenominator>
        </divide>
    </unit>
    <unit id="segment">
        <measure>ottr:segment</measure>
    </unit>
    <unit id="number">
        <measure>pure</measure>
    </unit>
    <dei:EntityCentralIndexKey
      contextRef="i3a76d1213b09470fa8c6c3f49fa75d98_D20210101-20210331"
      id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN180L2ZyYWc6NzE1ZGQxOWFkYjU2NGMxZDkwOTU3ZjRkNDhlZTgzNzIvdGFibGU6NjA4MzJkODhlMDg3NDY1NmFmNTQ3MzNjYzQ0NWMyNmEvdGFibGVyYW5nZTo2MDgzMmQ4OGUwODc0NjU2YWY1NDczM2NjNDQ1YzI2YV8zLTEtMS0xLTA_ba7e23b8-36c8-4385-acd1-88b3fac1b73f">0001466593</dei:EntityCentralIndexKey>
    <dei:AmendmentFlag
      contextRef="i3a76d1213b09470fa8c6c3f49fa75d98_D20210101-20210331"
      id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN180L2ZyYWc6NzE1ZGQxOWFkYjU2NGMxZDkwOTU3ZjRkNDhlZTgzNzIvdGFibGU6NjA4MzJkODhlMDg3NDY1NmFmNTQ3MzNjYzQ0NWMyNmEvdGFibGVyYW5nZTo2MDgzMmQ4OGUwODc0NjU2YWY1NDczM2NjNDQ1YzI2YV80LTEtMS0xLTA_7c4ecd04-d713-4356-9bda-f59693a6c608">false</dei:AmendmentFlag>
    <dei:DocumentFiscalPeriodFocus
      contextRef="i3a76d1213b09470fa8c6c3f49fa75d98_D20210101-20210331"
      id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN180L2ZyYWc6NzE1ZGQxOWFkYjU2NGMxZDkwOTU3ZjRkNDhlZTgzNzIvdGFibGU6NjA4MzJkODhlMDg3NDY1NmFmNTQ3MzNjYzQ0NWMyNmEvdGFibGVyYW5nZTo2MDgzMmQ4OGUwODc0NjU2YWY1NDczM2NjNDQ1YzI2YV81LTEtMS0xLTA_b2de02ef-318c-46cf-835c-0013e3702c6b">Q1</dei:DocumentFiscalPeriodFocus>
    <dei:DocumentFiscalYearFocus
      contextRef="i3a76d1213b09470fa8c6c3f49fa75d98_D20210101-20210331"
      id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN180L2ZyYWc6NzE1ZGQxOWFkYjU2NGMxZDkwOTU3ZjRkNDhlZTgzNzIvdGFibGU6NjA4MzJkODhlMDg3NDY1NmFmNTQ3MzNjYzQ0NWMyNmEvdGFibGVyYW5nZTo2MDgzMmQ4OGUwODc0NjU2YWY1NDczM2NjNDQ1YzI2YV82LTEtMS0xLTA_eb0a6578-b23d-4df5-82d8-bcef8edf8b45">2021</dei:DocumentFiscalYearFocus>
    <dei:CurrentFiscalYearEndDate
      contextRef="i3a76d1213b09470fa8c6c3f49fa75d98_D20210101-20210331"
      id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN180L2ZyYWc6NzE1ZGQxOWFkYjU2NGMxZDkwOTU3ZjRkNDhlZTgzNzIvdGV4dHJlZ2lvbjo3MTVkZDE5YWRiNTY0YzFkOTA5NTdmNGQ0OGVlODM3Ml84MjQ2MzM3MjA4MzM2_0c446cca-477f-4ced-8ed7-6ce9f1903e03">--12-31</dei:CurrentFiscalYearEndDate>
    <us-gaap:ShareBasedCompensationArrangementByShareBasedPaymentAwardAwardVestingPeriod1
      contextRef="i63ad16ed41f640a8936ee7cb8ee495fb_D20210101-20210331"
      id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN183MC9mcmFnOmNmMTFlNDdkM2FiYzQ4Y2JhODRjNDc3OGU5MmM0ZmIxL3RleHRyZWdpb246Y2YxMWU0N2QzYWJjNDhjYmE4NGM0Nzc4ZTkyYzRmYjFfNTI5_6a08c93c-5bb1-4bc5-acc7-79f8fbb2de30">P3Y</us-gaap:ShareBasedCompensationArrangementByShareBasedPaymentAwardAwardVestingPeriod1>
    <dei:DocumentType
      contextRef="i3a76d1213b09470fa8c6c3f49fa75d98_D20210101-20210331"
      id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN18xL2ZyYWc6MmU5NGI1YTUyMDI5NDYzNjlkZDE2NTY2MjlkOGM5MDkvdGV4dHJlZ2lvbjoyZTk0YjVhNTIwMjk0NjM2OWRkMTY1NjYyOWQ4YzkwOV8yMTI0_0b7ea16f-aa65-4f33-bb6f-4e7f0bbf09b4">10-Q</dei:DocumentType>
    <dei:DocumentQuarterlyReport
      contextRef="i3a76d1213b09470fa8c6c3f49fa75d98_D20210101-20210331"
      id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN18xL2ZyYWc6MmU5NGI1YTUyMDI5NDYzNjlkZDE2NTY2MjlkOGM5MDkvdGV4dHJlZ2lvbjoyZTk0YjVhNTIwMjk0NjM2OWRkMTY1NjYyOWQ4YzkwOV8yMTI1_82d9eacb-9e3e-450e-bab6-bf2a7661216b">true</dei:DocumentQuarterlyReport>
    <dei:DocumentPeriodEndDate
      contextRef="i3a76d1213b09470fa8c6c3f49fa75d98_D20210101-20210331"
      id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN18xL2ZyYWc6MmU5NGI1YTUyMDI5NDYzNjlkZDE2NTY2MjlkOGM5MDkvdGV4dHJlZ2lvbjoyZTk0YjVhNTIwMjk0NjM2OWRkMTY1NjYyOWQ4YzkwOV8yMTM_6116c80a-afeb-48cc-8ddd-980520a9ad87">2021-03-31</dei:DocumentPeriodEndDate>
    <dei:DocumentTransitionReport
      contextRef="i3a76d1213b09470fa8c6c3f49fa75d98_D20210101-20210331"
      id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN18xL2ZyYWc6MmU5NGI1YTUyMDI5NDYzNjlkZDE2NTY2MjlkOGM5MDkvdGV4dHJlZ2lvbjoyZTk0YjVhNTIwMjk0NjM2OWRkMTY1NjYyOWQ4YzkwOV8yMTI2_901a46a0-4ce7-481d-827d-f1aa1c0e1b00">false</dei:DocumentTransitionReport>
    <dei:EntityFileNumber
      contextRef="i3a76d1213b09470fa8c6c3f49fa75d98_D20210101-20210331"
      id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN18xL2ZyYWc6MmU5NGI1YTUyMDI5NDYzNjlkZDE2NTY2MjlkOGM5MDkvdGV4dHJlZ2lvbjoyZTk0YjVhNTIwMjk0NjM2OWRkMTY1NjYyOWQ4YzkwOV8yMTE5_9087d1ab-79f9-4392-9fe3-fd8d497f7d6b">0-53713</dei:EntityFileNumber>
    <dei:EntityRegistrantName
      contextRef="i3a76d1213b09470fa8c6c3f49fa75d98_D20210101-20210331"
      id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN18xL2ZyYWc6MmU5NGI1YTUyMDI5NDYzNjlkZDE2NTY2MjlkOGM5MDkvdGV4dHJlZ2lvbjoyZTk0YjVhNTIwMjk0NjM2OWRkMTY1NjYyOWQ4YzkwOV8yMTIy_949f2a16-4589-4ac1-8bc9-8c457544e03e">OTTER TAIL CORPORATION</dei:EntityRegistrantName>
    <dei:EntityIncorporationStateCountryCode
      contextRef="i3a76d1213b09470fa8c6c3f49fa75d98_D20210101-20210331"
      id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN18xL2ZyYWc6MmU5NGI1YTUyMDI5NDYzNjlkZDE2NTY2MjlkOGM5MDkvdGFibGU6OWY2NmRkOTk3YWMxNDdkNTk1Y2U3YTJjNGJmMDlkNjcvdGFibGVyYW5nZTo5ZjY2ZGQ5OTdhYzE0N2Q1OTVjZTdhMmM0YmYwOWQ2N18wLTAtMS0xLTAvdGV4dHJlZ2lvbjowNTVhNGM2ZTY0ZWE0Yjg3YTJhMzczMGY5NDA5NThiNF81_0ccf8d66-2099-499b-9b86-8d96ff52b1d2">MN</dei:EntityIncorporationStateCountryCode>
    <dei:EntityTaxIdentificationNumber
      contextRef="i3a76d1213b09470fa8c6c3f49fa75d98_D20210101-20210331"
      id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN18xL2ZyYWc6MmU5NGI1YTUyMDI5NDYzNjlkZDE2NTY2MjlkOGM5MDkvdGFibGU6OWY2NmRkOTk3YWMxNDdkNTk1Y2U3YTJjNGJmMDlkNjcvdGFibGVyYW5nZTo5ZjY2ZGQ5OTdhYzE0N2Q1OTVjZTdhMmM0YmYwOWQ2N18wLTEtMS0xLTAvdGV4dHJlZ2lvbjozZjM1MTA4NzliM2Q0NDFlOGU4Yzk2MGI2Y2FiNmEzNF81_564f743a-1565-4b4d-b13e-858a2a7c40da">27-0383995</dei:EntityTaxIdentificationNumber>
    <dei:EntityAddressAddressLine1
      contextRef="i3a76d1213b09470fa8c6c3f49fa75d98_D20210101-20210331"
      id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN18xL2ZyYWc6MmU5NGI1YTUyMDI5NDYzNjlkZDE2NTY2MjlkOGM5MDkvdGFibGU6OWY2NmRkOTk3YWMxNDdkNTk1Y2U3YTJjNGJmMDlkNjcvdGFibGVyYW5nZTo5ZjY2ZGQ5OTdhYzE0N2Q1OTVjZTdhMmM0YmYwOWQ2N18yLTAtMS0xLTAvdGV4dHJlZ2lvbjplZjI1YzNkMTlhNGQ0MzUxYWFjMWI2ZDFkZDZlMGI4ZF81_32e73996-7e4c-4de2-85a8-5a78278e7f19">215 South Cascade Street</dei:EntityAddressAddressLine1>
    <dei:EntityAddressAddressLine2
      contextRef="i3a76d1213b09470fa8c6c3f49fa75d98_D20210101-20210331"
      id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN18xL2ZyYWc6MmU5NGI1YTUyMDI5NDYzNjlkZDE2NTY2MjlkOGM5MDkvdGFibGU6OWY2NmRkOTk3YWMxNDdkNTk1Y2U3YTJjNGJmMDlkNjcvdGFibGVyYW5nZTo5ZjY2ZGQ5OTdhYzE0N2Q1OTVjZTdhMmM0YmYwOWQ2N18yLTAtMS0xLTAvdGV4dHJlZ2lvbjplZjI1YzNkMTlhNGQ0MzUxYWFjMWI2ZDFkZDZlMGI4ZF85_3faf9d12-8c83-46f1-a7a6-c02d347442c1">Box 496</dei:EntityAddressAddressLine2>
    <dei:EntityAddressCityOrTown
      contextRef="i3a76d1213b09470fa8c6c3f49fa75d98_D20210101-20210331"
      id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN18xL2ZyYWc6MmU5NGI1YTUyMDI5NDYzNjlkZDE2NTY2MjlkOGM5MDkvdGFibGU6OWY2NmRkOTk3YWMxNDdkNTk1Y2U3YTJjNGJmMDlkNjcvdGFibGVyYW5nZTo5ZjY2ZGQ5OTdhYzE0N2Q1OTVjZTdhMmM0YmYwOWQ2N18yLTAtMS0xLTAvdGV4dHJlZ2lvbjplZjI1YzNkMTlhNGQ0MzUxYWFjMWI2ZDFkZDZlMGI4ZF8xMw_359bcd66-ecd9-433b-9c1a-77be0b8c6a9c">Fergus Falls</dei:EntityAddressCityOrTown>
    <dei:EntityAddressStateOrProvince
      contextRef="i3a76d1213b09470fa8c6c3f49fa75d98_D20210101-20210331"
      id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN18xL2ZyYWc6MmU5NGI1YTUyMDI5NDYzNjlkZDE2NTY2MjlkOGM5MDkvdGFibGU6OWY2NmRkOTk3YWMxNDdkNTk1Y2U3YTJjNGJmMDlkNjcvdGFibGVyYW5nZTo5ZjY2ZGQ5OTdhYzE0N2Q1OTVjZTdhMmM0YmYwOWQ2N18yLTAtMS0xLTAvdGV4dHJlZ2lvbjplZjI1YzNkMTlhNGQ0MzUxYWFjMWI2ZDFkZDZlMGI4ZF8xNw_8a637272-ce29-4bb4-a936-952c91da27ce">MN</dei:EntityAddressStateOrProvince>
    <dei:EntityAddressPostalZipCode
      contextRef="i3a76d1213b09470fa8c6c3f49fa75d98_D20210101-20210331"
      id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN18xL2ZyYWc6MmU5NGI1YTUyMDI5NDYzNjlkZDE2NTY2MjlkOGM5MDkvdGFibGU6OWY2NmRkOTk3YWMxNDdkNTk1Y2U3YTJjNGJmMDlkNjcvdGFibGVyYW5nZTo5ZjY2ZGQ5OTdhYzE0N2Q1OTVjZTdhMmM0YmYwOWQ2N18yLTEtMS0xLTAvdGV4dHJlZ2lvbjpjMDkxMTYyMjRkOGE0NWNkYjU3Y2I4OWMxZTNlOGQ2MV81_d320ec0c-0877-4cad-9111-9632c4d5a864">56538-0496</dei:EntityAddressPostalZipCode>
    <dei:CityAreaCode
      contextRef="i3a76d1213b09470fa8c6c3f49fa75d98_D20210101-20210331"
      id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN18xL2ZyYWc6MmU5NGI1YTUyMDI5NDYzNjlkZDE2NTY2MjlkOGM5MDkvdGV4dHJlZ2lvbjoyZTk0YjVhNTIwMjk0NjM2OWRkMTY1NjYyOWQ4YzkwOV8yMTIx_aac20d76-2c19-498c-ae4e-f6a4e83934e0">866</dei:CityAreaCode>
    <dei:LocalPhoneNumber
      contextRef="i3a76d1213b09470fa8c6c3f49fa75d98_D20210101-20210331"
      id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN18xL2ZyYWc6MmU5NGI1YTUyMDI5NDYzNjlkZDE2NTY2MjlkOGM5MDkvdGV4dHJlZ2lvbjoyZTk0YjVhNTIwMjk0NjM2OWRkMTY1NjYyOWQ4YzkwOV8yMTE2_a74d16ac-9c8a-439e-a8ce-02ba72b13063">410-8780</dei:LocalPhoneNumber>
    <dei:Security12bTitle
      contextRef="i3a76d1213b09470fa8c6c3f49fa75d98_D20210101-20210331"
      id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN18xL2ZyYWc6MmU5NGI1YTUyMDI5NDYzNjlkZDE2NTY2MjlkOGM5MDkvdGFibGU6Y2E5YTcxMGUzOWFkNDkzZWI4ZGVkYzVlMjcyNGJmYWEvdGFibGVyYW5nZTpjYTlhNzEwZTM5YWQ0OTNlYjhkZWRjNWUyNzI0YmZhYV8xLTAtMS0xLTA_f2924bee-60c5-401b-9921-2dc031cbaf1c">Common Shares, par value $5.00 per share</dei:Security12bTitle>
    <dei:TradingSymbol
      contextRef="i3a76d1213b09470fa8c6c3f49fa75d98_D20210101-20210331"
      id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN18xL2ZyYWc6MmU5NGI1YTUyMDI5NDYzNjlkZDE2NTY2MjlkOGM5MDkvdGFibGU6Y2E5YTcxMGUzOWFkNDkzZWI4ZGVkYzVlMjcyNGJmYWEvdGFibGVyYW5nZTpjYTlhNzEwZTM5YWQ0OTNlYjhkZWRjNWUyNzI0YmZhYV8xLTEtMS0xLTA_a11f5092-1ed8-4341-9cc4-5865d32acf2c">OTTR</dei:TradingSymbol>
    <dei:SecurityExchangeName
      contextRef="i3a76d1213b09470fa8c6c3f49fa75d98_D20210101-20210331"
      id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN18xL2ZyYWc6MmU5NGI1YTUyMDI5NDYzNjlkZDE2NTY2MjlkOGM5MDkvdGFibGU6Y2E5YTcxMGUzOWFkNDkzZWI4ZGVkYzVlMjcyNGJmYWEvdGFibGVyYW5nZTpjYTlhNzEwZTM5YWQ0OTNlYjhkZWRjNWUyNzI0YmZhYV8xLTItMS0xLTA_1c58bd54-b131-4eb2-97c2-c5876d3eb1e4">NASDAQ</dei:SecurityExchangeName>
    <dei:EntityCurrentReportingStatus
      contextRef="i3a76d1213b09470fa8c6c3f49fa75d98_D20210101-20210331"
      id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN18xL2ZyYWc6MmU5NGI1YTUyMDI5NDYzNjlkZDE2NTY2MjlkOGM5MDkvdGV4dHJlZ2lvbjoyZTk0YjVhNTIwMjk0NjM2OWRkMTY1NjYyOWQ4YzkwOV8yMTIz_cbdf3e93-646e-487b-b08a-0c29a821d991">Yes</dei:EntityCurrentReportingStatus>
    <dei:EntityInteractiveDataCurrent
      contextRef="i3a76d1213b09470fa8c6c3f49fa75d98_D20210101-20210331"
      id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN18xL2ZyYWc6MmU5NGI1YTUyMDI5NDYzNjlkZDE2NTY2MjlkOGM5MDkvdGV4dHJlZ2lvbjoyZTk0YjVhNTIwMjk0NjM2OWRkMTY1NjYyOWQ4YzkwOV8yMTE3_9bd9374c-fbfa-4848-bf46-a3e41311d8fc">Yes</dei:EntityInteractiveDataCurrent>
    <dei:EntityFilerCategory
      contextRef="i3a76d1213b09470fa8c6c3f49fa75d98_D20210101-20210331"
      id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN18xL2ZyYWc6MmU5NGI1YTUyMDI5NDYzNjlkZDE2NTY2MjlkOGM5MDkvdGFibGU6NmQyNjY3NWE2MjA3NGQzYTgwMTJhZmJmOWIxYjQzOTQvdGFibGVyYW5nZTo2ZDI2Njc1YTYyMDc0ZDNhODAxMmFmYmY5YjFiNDM5NF8wLTEtMS0xLTAvdGV4dHJlZ2lvbjozNTFhNjBlOGRmNTM0NDU5OTQ1MjgyZWY1ZDQzNzU3NF80_8def08cb-104a-4518-aad9-aa105ef07b64">Large Accelerated Filer</dei:EntityFilerCategory>
    <dei:EntitySmallBusiness
      contextRef="i3a76d1213b09470fa8c6c3f49fa75d98_D20210101-20210331"
      id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN18xL2ZyYWc6MmU5NGI1YTUyMDI5NDYzNjlkZDE2NTY2MjlkOGM5MDkvdGFibGU6NmQyNjY3NWE2MjA3NGQzYTgwMTJhZmJmOWIxYjQzOTQvdGFibGVyYW5nZTo2ZDI2Njc1YTYyMDc0ZDNhODAxMmFmYmY5YjFiNDM5NF8xLTMtMS0xLTAvdGV4dHJlZ2lvbjo4YjE1OTQ2ZDMxZTA0YWIzOGRmZDdjMWM3Zjk4OTExOV8zMA_3c84b7fd-d579-4ea2-adf6-446e0f7f3e81">false</dei:EntitySmallBusiness>
    <dei:EntityEmergingGrowthCompany
      contextRef="i3a76d1213b09470fa8c6c3f49fa75d98_D20210101-20210331"
      id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN18xL2ZyYWc6MmU5NGI1YTUyMDI5NDYzNjlkZDE2NTY2MjlkOGM5MDkvdGFibGU6NmQyNjY3NWE2MjA3NGQzYTgwMTJhZmJmOWIxYjQzOTQvdGFibGVyYW5nZTo2ZDI2Njc1YTYyMDc0ZDNhODAxMmFmYmY5YjFiNDM5NF8xLTUtMS0xLTAvdGV4dHJlZ2lvbjoxNjdiNWUxZGQ5YmU0ZDVjYTFiMmE4NzI1MDZkOGUyNF8yOA_4ad002b2-ee43-4796-a919-c3025a8e2eec">false</dei:EntityEmergingGrowthCompany>
    <dei:EntityShellCompany
      contextRef="i3a76d1213b09470fa8c6c3f49fa75d98_D20210101-20210331"
      id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN18xL2ZyYWc6MmU5NGI1YTUyMDI5NDYzNjlkZDE2NTY2MjlkOGM5MDkvdGV4dHJlZ2lvbjoyZTk0YjVhNTIwMjk0NjM2OWRkMTY1NjYyOWQ4YzkwOV8yMTE4_c4645bf0-cab9-4f49-aca0-5d9c5a431cc8">false</dei:EntityShellCompany>
    <dei:EntityCommonStockSharesOutstanding
      contextRef="i45b832d75e9f4a409a87465ef7ec45f8_I20210430"
      decimals="INF"
      id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN18xL2ZyYWc6MmU5NGI1YTUyMDI5NDYzNjlkZDE2NTY2MjlkOGM5MDkvdGV4dHJlZ2lvbjoyZTk0YjVhNTIwMjk0NjM2OWRkMTY1NjYyOWQ4YzkwOV8yMDY4_f5e84cd2-97fa-4a97-84b1-84d9a3c28205"
      unitRef="shares">41538084</dei:EntityCommonStockSharesOutstanding>
    <us-gaap:CashAndCashEquivalentsAtCarryingValue
      contextRef="i5458f4d6e23940ca92dd24eb67c70571_I20210331"
      decimals="-3"
      id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN18yMi9mcmFnOjBlZThiY2ZlMDZiNTRhODU5ZGYxODliNDhiMWRmOWVjL3RhYmxlOmZhN2I2ZTZiOTU5ZTQ4ZTFhNmVkZjE4MWY2ZDU3NzNiL3RhYmxlcmFuZ2U6ZmE3YjZlNmI5NTllNDhlMWE2ZWRmMTgxZjZkNTc3M2JfNS0xLTEtMS0w_109f9f02-8420-47a9-8a48-a23017f805d4"
      unitRef="usd">1212000</us-gaap:CashAndCashEquivalentsAtCarryingValue>
    <us-gaap:CashAndCashEquivalentsAtCarryingValue
      contextRef="ifaff5a04688f4997a27c915d8eb05db2_I20201231"
      decimals="-3"
      id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN18yMi9mcmFnOjBlZThiY2ZlMDZiNTRhODU5ZGYxODliNDhiMWRmOWVjL3RhYmxlOmZhN2I2ZTZiOTU5ZTQ4ZTFhNmVkZjE4MWY2ZDU3NzNiL3RhYmxlcmFuZ2U6ZmE3YjZlNmI5NTllNDhlMWE2ZWRmMTgxZjZkNTc3M2JfNS0zLTEtMS0w_91f8f759-830c-44af-9181-4f174fa4bbf6"
      unitRef="usd">1163000</us-gaap:CashAndCashEquivalentsAtCarryingValue>
    <us-gaap:AccountsReceivableNet
      contextRef="i5458f4d6e23940ca92dd24eb67c70571_I20210331"
      decimals="-3"
      id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN18yMi9mcmFnOjBlZThiY2ZlMDZiNTRhODU5ZGYxODliNDhiMWRmOWVjL3RhYmxlOmZhN2I2ZTZiOTU5ZTQ4ZTFhNmVkZjE4MWY2ZDU3NzNiL3RhYmxlcmFuZ2U6ZmE3YjZlNmI5NTllNDhlMWE2ZWRmMTgxZjZkNTc3M2JfNi0xLTEtMS0w_58f3bb94-f077-483f-a199-3a4b20eac7b9"
      unitRef="usd">134390000</us-gaap:AccountsReceivableNet>
    <us-gaap:AccountsReceivableNet
      contextRef="ifaff5a04688f4997a27c915d8eb05db2_I20201231"
      decimals="-3"
      id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN18yMi9mcmFnOjBlZThiY2ZlMDZiNTRhODU5ZGYxODliNDhiMWRmOWVjL3RhYmxlOmZhN2I2ZTZiOTU5ZTQ4ZTFhNmVkZjE4MWY2ZDU3NzNiL3RhYmxlcmFuZ2U6ZmE3YjZlNmI5NTllNDhlMWE2ZWRmMTgxZjZkNTc3M2JfNi0zLTEtMS0w_ac94c2fe-9d38-453e-a273-8e7792d46f94"
      unitRef="usd">113959000</us-gaap:AccountsReceivableNet>
    <us-gaap:InventoryNet
      contextRef="i5458f4d6e23940ca92dd24eb67c70571_I20210331"
      decimals="-3"
      id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN18yMi9mcmFnOjBlZThiY2ZlMDZiNTRhODU5ZGYxODliNDhiMWRmOWVjL3RhYmxlOmZhN2I2ZTZiOTU5ZTQ4ZTFhNmVkZjE4MWY2ZDU3NzNiL3RhYmxlcmFuZ2U6ZmE3YjZlNmI5NTllNDhlMWE2ZWRmMTgxZjZkNTc3M2JfNy0xLTEtMS0w_8884f716-c337-484a-8edd-b672f8988580"
      unitRef="usd">92426000</us-gaap:InventoryNet>
    <us-gaap:InventoryNet
      contextRef="ifaff5a04688f4997a27c915d8eb05db2_I20201231"
      decimals="-3"
      id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN18yMi9mcmFnOjBlZThiY2ZlMDZiNTRhODU5ZGYxODliNDhiMWRmOWVjL3RhYmxlOmZhN2I2ZTZiOTU5ZTQ4ZTFhNmVkZjE4MWY2ZDU3NzNiL3RhYmxlcmFuZ2U6ZmE3YjZlNmI5NTllNDhlMWE2ZWRmMTgxZjZkNTc3M2JfNy0zLTEtMS0w_f0bfabb6-6617-4d73-ad0c-4a33f5011db0"
      unitRef="usd">92165000</us-gaap:InventoryNet>
    <us-gaap:RegulatoryAssetsCurrent
      contextRef="i5458f4d6e23940ca92dd24eb67c70571_I20210331"
      decimals="-3"
      id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN18yMi9mcmFnOjBlZThiY2ZlMDZiNTRhODU5ZGYxODliNDhiMWRmOWVjL3RhYmxlOmZhN2I2ZTZiOTU5ZTQ4ZTFhNmVkZjE4MWY2ZDU3NzNiL3RhYmxlcmFuZ2U6ZmE3YjZlNmI5NTllNDhlMWE2ZWRmMTgxZjZkNTc3M2JfOC0xLTEtMS0w_61e79304-d277-4ca2-b1a2-b9cd8238bbde"
      unitRef="usd">21419000</us-gaap:RegulatoryAssetsCurrent>
    <us-gaap:RegulatoryAssetsCurrent
      contextRef="ifaff5a04688f4997a27c915d8eb05db2_I20201231"
      decimals="-3"
      id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN18yMi9mcmFnOjBlZThiY2ZlMDZiNTRhODU5ZGYxODliNDhiMWRmOWVjL3RhYmxlOmZhN2I2ZTZiOTU5ZTQ4ZTFhNmVkZjE4MWY2ZDU3NzNiL3RhYmxlcmFuZ2U6ZmE3YjZlNmI5NTllNDhlMWE2ZWRmMTgxZjZkNTc3M2JfOC0zLTEtMS0w_d925c14f-8dae-4435-9803-98e9e5f9cf3c"
      unitRef="usd">21900000</us-gaap:RegulatoryAssetsCurrent>
    <us-gaap:OtherAssetsCurrent
      contextRef="i5458f4d6e23940ca92dd24eb67c70571_I20210331"
      decimals="-3"
      id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN18yMi9mcmFnOjBlZThiY2ZlMDZiNTRhODU5ZGYxODliNDhiMWRmOWVjL3RhYmxlOmZhN2I2ZTZiOTU5ZTQ4ZTFhNmVkZjE4MWY2ZDU3NzNiL3RhYmxlcmFuZ2U6ZmE3YjZlNmI5NTllNDhlMWE2ZWRmMTgxZjZkNTc3M2JfOS0xLTEtMS0w_5ef658e9-b784-46d9-a441-a66c37689f51"
      unitRef="usd">9516000</us-gaap:OtherAssetsCurrent>
    <us-gaap:OtherAssetsCurrent
      contextRef="ifaff5a04688f4997a27c915d8eb05db2_I20201231"
      decimals="-3"
      id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN18yMi9mcmFnOjBlZThiY2ZlMDZiNTRhODU5ZGYxODliNDhiMWRmOWVjL3RhYmxlOmZhN2I2ZTZiOTU5ZTQ4ZTFhNmVkZjE4MWY2ZDU3NzNiL3RhYmxlcmFuZ2U6ZmE3YjZlNmI5NTllNDhlMWE2ZWRmMTgxZjZkNTc3M2JfOS0zLTEtMS0w_c062c759-04ba-4578-a446-4a352e228e3c"
      unitRef="usd">5645000</us-gaap:OtherAssetsCurrent>
    <us-gaap:AssetsCurrent
      contextRef="i5458f4d6e23940ca92dd24eb67c70571_I20210331"
      decimals="-3"
      id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN18yMi9mcmFnOjBlZThiY2ZlMDZiNTRhODU5ZGYxODliNDhiMWRmOWVjL3RhYmxlOmZhN2I2ZTZiOTU5ZTQ4ZTFhNmVkZjE4MWY2ZDU3NzNiL3RhYmxlcmFuZ2U6ZmE3YjZlNmI5NTllNDhlMWE2ZWRmMTgxZjZkNTc3M2JfMTAtMS0xLTEtMA_544f92a5-2137-47e5-9f1f-ffa165db68c3"
      unitRef="usd">258963000</us-gaap:AssetsCurrent>
    <us-gaap:AssetsCurrent
      contextRef="ifaff5a04688f4997a27c915d8eb05db2_I20201231"
      decimals="-3"
      id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN18yMi9mcmFnOjBlZThiY2ZlMDZiNTRhODU5ZGYxODliNDhiMWRmOWVjL3RhYmxlOmZhN2I2ZTZiOTU5ZTQ4ZTFhNmVkZjE4MWY2ZDU3NzNiL3RhYmxlcmFuZ2U6ZmE3YjZlNmI5NTllNDhlMWE2ZWRmMTgxZjZkNTc3M2JfMTAtMy0xLTEtMA_56946c47-bf1f-4410-be53-1c37e7e9cf23"
      unitRef="usd">234832000</us-gaap:AssetsCurrent>
    <us-gaap:LongTermInvestments
      contextRef="i5458f4d6e23940ca92dd24eb67c70571_I20210331"
      decimals="-3"
      id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN18yMi9mcmFnOjBlZThiY2ZlMDZiNTRhODU5ZGYxODliNDhiMWRmOWVjL3RhYmxlOmZhN2I2ZTZiOTU5ZTQ4ZTFhNmVkZjE4MWY2ZDU3NzNiL3RhYmxlcmFuZ2U6ZmE3YjZlNmI5NTllNDhlMWE2ZWRmMTgxZjZkNTc3M2JfMTItMS0xLTEtMA_8dcd0bc5-f2d0-40c7-a23a-51f8e8a873e2"
      unitRef="usd">54446000</us-gaap:LongTermInvestments>
    <us-gaap:LongTermInvestments
      contextRef="ifaff5a04688f4997a27c915d8eb05db2_I20201231"
      decimals="-3"
      id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN18yMi9mcmFnOjBlZThiY2ZlMDZiNTRhODU5ZGYxODliNDhiMWRmOWVjL3RhYmxlOmZhN2I2ZTZiOTU5ZTQ4ZTFhNmVkZjE4MWY2ZDU3NzNiL3RhYmxlcmFuZ2U6ZmE3YjZlNmI5NTllNDhlMWE2ZWRmMTgxZjZkNTc3M2JfMTItMy0xLTEtMA_fca5c2c6-1e19-4e85-a5d7-246c657aab3a"
      unitRef="usd">51856000</us-gaap:LongTermInvestments>
    <us-gaap:PropertyPlantAndEquipmentNet
      contextRef="i5458f4d6e23940ca92dd24eb67c70571_I20210331"
      decimals="-3"
      id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN18yMi9mcmFnOjBlZThiY2ZlMDZiNTRhODU5ZGYxODliNDhiMWRmOWVjL3RhYmxlOmZhN2I2ZTZiOTU5ZTQ4ZTFhNmVkZjE4MWY2ZDU3NzNiL3RhYmxlcmFuZ2U6ZmE3YjZlNmI5NTllNDhlMWE2ZWRmMTgxZjZkNTc3M2JfMTMtMS0xLTEtMA_9233334a-d25a-43b8-8f71-6877436e7744"
      unitRef="usd">2060792000</us-gaap:PropertyPlantAndEquipmentNet>
    <us-gaap:PropertyPlantAndEquipmentNet
      contextRef="ifaff5a04688f4997a27c915d8eb05db2_I20201231"
      decimals="-3"
      id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN18yMi9mcmFnOjBlZThiY2ZlMDZiNTRhODU5ZGYxODliNDhiMWRmOWVjL3RhYmxlOmZhN2I2ZTZiOTU5ZTQ4ZTFhNmVkZjE4MWY2ZDU3NzNiL3RhYmxlcmFuZ2U6ZmE3YjZlNmI5NTllNDhlMWE2ZWRmMTgxZjZkNTc3M2JfMTMtMy0xLTEtMA_69a2a67a-adca-4fba-8a89-b333733c2e76"
      unitRef="usd">2049273000</us-gaap:PropertyPlantAndEquipmentNet>
    <us-gaap:RegulatoryAssetsNoncurrent
      contextRef="i5458f4d6e23940ca92dd24eb67c70571_I20210331"
      decimals="-3"
      id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN18yMi9mcmFnOjBlZThiY2ZlMDZiNTRhODU5ZGYxODliNDhiMWRmOWVjL3RhYmxlOmZhN2I2ZTZiOTU5ZTQ4ZTFhNmVkZjE4MWY2ZDU3NzNiL3RhYmxlcmFuZ2U6ZmE3YjZlNmI5NTllNDhlMWE2ZWRmMTgxZjZkNTc3M2JfMTQtMS0xLTEtMA_7ff015e1-210a-4ee8-bf15-1ef15cc2ae8d"
      unitRef="usd">167556000</us-gaap:RegulatoryAssetsNoncurrent>
    <us-gaap:RegulatoryAssetsNoncurrent
      contextRef="ifaff5a04688f4997a27c915d8eb05db2_I20201231"
      decimals="-3"
      id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN18yMi9mcmFnOjBlZThiY2ZlMDZiNTRhODU5ZGYxODliNDhiMWRmOWVjL3RhYmxlOmZhN2I2ZTZiOTU5ZTQ4ZTFhNmVkZjE4MWY2ZDU3NzNiL3RhYmxlcmFuZ2U6ZmE3YjZlNmI5NTllNDhlMWE2ZWRmMTgxZjZkNTc3M2JfMTQtMy0xLTEtMA_9809f25e-b203-46e5-82d0-51555560eb9b"
      unitRef="usd">168395000</us-gaap:RegulatoryAssetsNoncurrent>
    <us-gaap:IntangibleAssetsNetExcludingGoodwill
      contextRef="i5458f4d6e23940ca92dd24eb67c70571_I20210331"
      decimals="-3"
      id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN18yMi9mcmFnOjBlZThiY2ZlMDZiNTRhODU5ZGYxODliNDhiMWRmOWVjL3RhYmxlOmZhN2I2ZTZiOTU5ZTQ4ZTFhNmVkZjE4MWY2ZDU3NzNiL3RhYmxlcmFuZ2U6ZmE3YjZlNmI5NTllNDhlMWE2ZWRmMTgxZjZkNTc3M2JfMTUtMS0xLTEtMA_e1ac789a-9843-4261-9620-74c9881c9c7d"
      unitRef="usd">9869000</us-gaap:IntangibleAssetsNetExcludingGoodwill>
    <us-gaap:IntangibleAssetsNetExcludingGoodwill
      contextRef="ifaff5a04688f4997a27c915d8eb05db2_I20201231"
      decimals="-3"
      id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN18yMi9mcmFnOjBlZThiY2ZlMDZiNTRhODU5ZGYxODliNDhiMWRmOWVjL3RhYmxlOmZhN2I2ZTZiOTU5ZTQ4ZTFhNmVkZjE4MWY2ZDU3NzNiL3RhYmxlcmFuZ2U6ZmE3YjZlNmI5NTllNDhlMWE2ZWRmMTgxZjZkNTc3M2JfMTUtMy0xLTEtMA_cc731bc1-1460-4aea-9901-c3c5bc5c78fb"
      unitRef="usd">10144000</us-gaap:IntangibleAssetsNetExcludingGoodwill>
    <us-gaap:Goodwill
      contextRef="i5458f4d6e23940ca92dd24eb67c70571_I20210331"
      decimals="-3"
      id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN18yMi9mcmFnOjBlZThiY2ZlMDZiNTRhODU5ZGYxODliNDhiMWRmOWVjL3RhYmxlOmZhN2I2ZTZiOTU5ZTQ4ZTFhNmVkZjE4MWY2ZDU3NzNiL3RhYmxlcmFuZ2U6ZmE3YjZlNmI5NTllNDhlMWE2ZWRmMTgxZjZkNTc3M2JfMTYtMS0xLTEtMA_aeb98fc8-0f37-4d56-b16c-b3ef980f6a80"
      unitRef="usd">37572000</us-gaap:Goodwill>
    <us-gaap:Goodwill
      contextRef="ifaff5a04688f4997a27c915d8eb05db2_I20201231"
      decimals="-3"
      id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN18yMi9mcmFnOjBlZThiY2ZlMDZiNTRhODU5ZGYxODliNDhiMWRmOWVjL3RhYmxlOmZhN2I2ZTZiOTU5ZTQ4ZTFhNmVkZjE4MWY2ZDU3NzNiL3RhYmxlcmFuZ2U6ZmE3YjZlNmI5NTllNDhlMWE2ZWRmMTgxZjZkNTc3M2JfMTYtMy0xLTEtMA_8873658a-6f74-4033-be27-8ef1015feb4e"
      unitRef="usd">37572000</us-gaap:Goodwill>
    <us-gaap:OtherAssetsNoncurrent
      contextRef="i5458f4d6e23940ca92dd24eb67c70571_I20210331"
      decimals="-3"
      id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN18yMi9mcmFnOjBlZThiY2ZlMDZiNTRhODU5ZGYxODliNDhiMWRmOWVjL3RhYmxlOmZhN2I2ZTZiOTU5ZTQ4ZTFhNmVkZjE4MWY2ZDU3NzNiL3RhYmxlcmFuZ2U6ZmE3YjZlNmI5NTllNDhlMWE2ZWRmMTgxZjZkNTc3M2JfMTctMS0xLTEtMA_e99b6a23-c0e6-40f1-98b4-88fce051bd78"
      unitRef="usd">29342000</us-gaap:OtherAssetsNoncurrent>
    <us-gaap:OtherAssetsNoncurrent
      contextRef="ifaff5a04688f4997a27c915d8eb05db2_I20201231"
      decimals="-3"
      id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN18yMi9mcmFnOjBlZThiY2ZlMDZiNTRhODU5ZGYxODliNDhiMWRmOWVjL3RhYmxlOmZhN2I2ZTZiOTU5ZTQ4ZTFhNmVkZjE4MWY2ZDU3NzNiL3RhYmxlcmFuZ2U6ZmE3YjZlNmI5NTllNDhlMWE2ZWRmMTgxZjZkNTc3M2JfMTctMy0xLTEtMA_9e402c3a-7836-460d-9454-04e92803a4a4"
      unitRef="usd">26282000</us-gaap:OtherAssetsNoncurrent>
    <us-gaap:AssetsNoncurrent
      contextRef="i5458f4d6e23940ca92dd24eb67c70571_I20210331"
      decimals="-3"
      id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN18yMi9mcmFnOjBlZThiY2ZlMDZiNTRhODU5ZGYxODliNDhiMWRmOWVjL3RhYmxlOmZhN2I2ZTZiOTU5ZTQ4ZTFhNmVkZjE4MWY2ZDU3NzNiL3RhYmxlcmFuZ2U6ZmE3YjZlNmI5NTllNDhlMWE2ZWRmMTgxZjZkNTc3M2JfMTgtMS0xLTEtMA_2ac2d517-e833-45c7-aee6-ae4263fcb5d8"
      unitRef="usd">2359577000</us-gaap:AssetsNoncurrent>
    <us-gaap:AssetsNoncurrent
      contextRef="ifaff5a04688f4997a27c915d8eb05db2_I20201231"
      decimals="-3"
      id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN18yMi9mcmFnOjBlZThiY2ZlMDZiNTRhODU5ZGYxODliNDhiMWRmOWVjL3RhYmxlOmZhN2I2ZTZiOTU5ZTQ4ZTFhNmVkZjE4MWY2ZDU3NzNiL3RhYmxlcmFuZ2U6ZmE3YjZlNmI5NTllNDhlMWE2ZWRmMTgxZjZkNTc3M2JfMTgtMy0xLTEtMA_92effc84-9095-4e8f-9daf-faa5bda6e858"
      unitRef="usd">2343522000</us-gaap:AssetsNoncurrent>
    <us-gaap:Assets
      contextRef="i5458f4d6e23940ca92dd24eb67c70571_I20210331"
      decimals="-3"
      id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN18yMi9mcmFnOjBlZThiY2ZlMDZiNTRhODU5ZGYxODliNDhiMWRmOWVjL3RhYmxlOmZhN2I2ZTZiOTU5ZTQ4ZTFhNmVkZjE4MWY2ZDU3NzNiL3RhYmxlcmFuZ2U6ZmE3YjZlNmI5NTllNDhlMWE2ZWRmMTgxZjZkNTc3M2JfMTktMS0xLTEtMA_1f8b179e-2123-47bb-b723-d3251f08ef1a"
      unitRef="usd">2618540000</us-gaap:Assets>
    <us-gaap:Assets
      contextRef="ifaff5a04688f4997a27c915d8eb05db2_I20201231"
      decimals="-3"
      id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN18yMi9mcmFnOjBlZThiY2ZlMDZiNTRhODU5ZGYxODliNDhiMWRmOWVjL3RhYmxlOmZhN2I2ZTZiOTU5ZTQ4ZTFhNmVkZjE4MWY2ZDU3NzNiL3RhYmxlcmFuZ2U6ZmE3YjZlNmI5NTllNDhlMWE2ZWRmMTgxZjZkNTc3M2JfMTktMy0xLTEtMA_29be2d4d-4335-4652-a204-16a3cf340909"
      unitRef="usd">2578354000</us-gaap:Assets>
    <us-gaap:ShortTermBorrowings
      contextRef="i5458f4d6e23940ca92dd24eb67c70571_I20210331"
      decimals="-3"
      id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN18yMi9mcmFnOjBlZThiY2ZlMDZiNTRhODU5ZGYxODliNDhiMWRmOWVjL3RhYmxlOmZhN2I2ZTZiOTU5ZTQ4ZTFhNmVkZjE4MWY2ZDU3NzNiL3RhYmxlcmFuZ2U6ZmE3YjZlNmI5NTllNDhlMWE2ZWRmMTgxZjZkNTc3M2JfMjMtMS0xLTEtMA_a095e288-9729-4779-9e3a-9b54f27953ce"
      unitRef="usd">134851000</us-gaap:ShortTermBorrowings>
    <us-gaap:ShortTermBorrowings
      contextRef="ifaff5a04688f4997a27c915d8eb05db2_I20201231"
      decimals="-3"
      id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN18yMi9mcmFnOjBlZThiY2ZlMDZiNTRhODU5ZGYxODliNDhiMWRmOWVjL3RhYmxlOmZhN2I2ZTZiOTU5ZTQ4ZTFhNmVkZjE4MWY2ZDU3NzNiL3RhYmxlcmFuZ2U6ZmE3YjZlNmI5NTllNDhlMWE2ZWRmMTgxZjZkNTc3M2JfMjMtMy0xLTEtMA_77cbf03a-e265-4e9f-bf8f-5ce31be52b81"
      unitRef="usd">80997000</us-gaap:ShortTermBorrowings>
    <us-gaap:LongTermDebtCurrent
      contextRef="i5458f4d6e23940ca92dd24eb67c70571_I20210331"
      decimals="-3"
      id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN18yMi9mcmFnOjBlZThiY2ZlMDZiNTRhODU5ZGYxODliNDhiMWRmOWVjL3RhYmxlOmZhN2I2ZTZiOTU5ZTQ4ZTFhNmVkZjE4MWY2ZDU3NzNiL3RhYmxlcmFuZ2U6ZmE3YjZlNmI5NTllNDhlMWE2ZWRmMTgxZjZkNTc3M2JfMjQtMS0xLTEtMA_60df3d36-0eaa-4b12-a6dd-ef8142c38a63"
      unitRef="usd">139941000</us-gaap:LongTermDebtCurrent>
    <us-gaap:LongTermDebtCurrent
      contextRef="ifaff5a04688f4997a27c915d8eb05db2_I20201231"
      decimals="-3"
      id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN18yMi9mcmFnOjBlZThiY2ZlMDZiNTRhODU5ZGYxODliNDhiMWRmOWVjL3RhYmxlOmZhN2I2ZTZiOTU5ZTQ4ZTFhNmVkZjE4MWY2ZDU3NzNiL3RhYmxlcmFuZ2U6ZmE3YjZlNmI5NTllNDhlMWE2ZWRmMTgxZjZkNTc3M2JfMjQtMy0xLTEtMA_01bab6f9-fcee-4ea0-b26a-d7b369af2e11"
      unitRef="usd">140087000</us-gaap:LongTermDebtCurrent>
    <us-gaap:AccountsPayableCurrent
      contextRef="i5458f4d6e23940ca92dd24eb67c70571_I20210331"
      decimals="-3"
      id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN18yMi9mcmFnOjBlZThiY2ZlMDZiNTRhODU5ZGYxODliNDhiMWRmOWVjL3RhYmxlOmZhN2I2ZTZiOTU5ZTQ4ZTFhNmVkZjE4MWY2ZDU3NzNiL3RhYmxlcmFuZ2U6ZmE3YjZlNmI5NTllNDhlMWE2ZWRmMTgxZjZkNTc3M2JfMjUtMS0xLTEtMA_03f3a1fd-aa3f-4fbc-b5a6-e6fec487a901"
      unitRef="usd">113073000</us-gaap:AccountsPayableCurrent>
    <us-gaap:AccountsPayableCurrent
      contextRef="ifaff5a04688f4997a27c915d8eb05db2_I20201231"
      decimals="-3"
      id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN18yMi9mcmFnOjBlZThiY2ZlMDZiNTRhODU5ZGYxODliNDhiMWRmOWVjL3RhYmxlOmZhN2I2ZTZiOTU5ZTQ4ZTFhNmVkZjE4MWY2ZDU3NzNiL3RhYmxlcmFuZ2U6ZmE3YjZlNmI5NTllNDhlMWE2ZWRmMTgxZjZkNTc3M2JfMjUtMy0xLTEtMA_85a9be7a-9068-454f-b81e-78b3362a2572"
      unitRef="usd">130805000</us-gaap:AccountsPayableCurrent>
    <us-gaap:EmployeeRelatedLiabilitiesCurrent
      contextRef="i5458f4d6e23940ca92dd24eb67c70571_I20210331"
      decimals="-3"
      id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN18yMi9mcmFnOjBlZThiY2ZlMDZiNTRhODU5ZGYxODliNDhiMWRmOWVjL3RhYmxlOmZhN2I2ZTZiOTU5ZTQ4ZTFhNmVkZjE4MWY2ZDU3NzNiL3RhYmxlcmFuZ2U6ZmE3YjZlNmI5NTllNDhlMWE2ZWRmMTgxZjZkNTc3M2JfMjYtMS0xLTEtMA_dd620c13-6fcd-45d8-9a2e-7fb89ed497c7"
      unitRef="usd">17635000</us-gaap:EmployeeRelatedLiabilitiesCurrent>
    <us-gaap:EmployeeRelatedLiabilitiesCurrent
      contextRef="ifaff5a04688f4997a27c915d8eb05db2_I20201231"
      decimals="-3"
      id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN18yMi9mcmFnOjBlZThiY2ZlMDZiNTRhODU5ZGYxODliNDhiMWRmOWVjL3RhYmxlOmZhN2I2ZTZiOTU5ZTQ4ZTFhNmVkZjE4MWY2ZDU3NzNiL3RhYmxlcmFuZ2U6ZmE3YjZlNmI5NTllNDhlMWE2ZWRmMTgxZjZkNTc3M2JfMjYtMy0xLTEtMA_6070ac70-6ff7-47b0-9efa-4eaa9a3f0d25"
      unitRef="usd">26908000</us-gaap:EmployeeRelatedLiabilitiesCurrent>
    <us-gaap:AccrualForTaxesOtherThanIncomeTaxesCurrent
      contextRef="i5458f4d6e23940ca92dd24eb67c70571_I20210331"
      decimals="-3"
      id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN18yMi9mcmFnOjBlZThiY2ZlMDZiNTRhODU5ZGYxODliNDhiMWRmOWVjL3RhYmxlOmZhN2I2ZTZiOTU5ZTQ4ZTFhNmVkZjE4MWY2ZDU3NzNiL3RhYmxlcmFuZ2U6ZmE3YjZlNmI5NTllNDhlMWE2ZWRmMTgxZjZkNTc3M2JfMjctMS0xLTEtMA_fdf9d316-7003-44d1-8597-b924f6fc02ad"
      unitRef="usd">19437000</us-gaap:AccrualForTaxesOtherThanIncomeTaxesCurrent>
    <us-gaap:AccrualForTaxesOtherThanIncomeTaxesCurrent
      contextRef="ifaff5a04688f4997a27c915d8eb05db2_I20201231"
      decimals="-3"
      id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN18yMi9mcmFnOjBlZThiY2ZlMDZiNTRhODU5ZGYxODliNDhiMWRmOWVjL3RhYmxlOmZhN2I2ZTZiOTU5ZTQ4ZTFhNmVkZjE4MWY2ZDU3NzNiL3RhYmxlcmFuZ2U6ZmE3YjZlNmI5NTllNDhlMWE2ZWRmMTgxZjZkNTc3M2JfMjctMy0xLTEtMA_80090156-f4a3-45be-9ce7-c797c1d4fa39"
      unitRef="usd">18831000</us-gaap:AccrualForTaxesOtherThanIncomeTaxesCurrent>
    <us-gaap:RegulatoryLiabilityCurrent
      contextRef="i5458f4d6e23940ca92dd24eb67c70571_I20210331"
      decimals="-3"
      id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN18yMi9mcmFnOjBlZThiY2ZlMDZiNTRhODU5ZGYxODliNDhiMWRmOWVjL3RhYmxlOmZhN2I2ZTZiOTU5ZTQ4ZTFhNmVkZjE4MWY2ZDU3NzNiL3RhYmxlcmFuZ2U6ZmE3YjZlNmI5NTllNDhlMWE2ZWRmMTgxZjZkNTc3M2JfMjgtMS0xLTEtMA_ab5bcbcc-8ed1-451d-a29e-f76957d2c716"
      unitRef="usd">12517000</us-gaap:RegulatoryLiabilityCurrent>
    <us-gaap:RegulatoryLiabilityCurrent
      contextRef="ifaff5a04688f4997a27c915d8eb05db2_I20201231"
      decimals="-3"
      id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN18yMi9mcmFnOjBlZThiY2ZlMDZiNTRhODU5ZGYxODliNDhiMWRmOWVjL3RhYmxlOmZhN2I2ZTZiOTU5ZTQ4ZTFhNmVkZjE4MWY2ZDU3NzNiL3RhYmxlcmFuZ2U6ZmE3YjZlNmI5NTllNDhlMWE2ZWRmMTgxZjZkNTc3M2JfMjgtMy0xLTEtMA_3742c41e-26d5-4dba-a256-74931bbac90c"
      unitRef="usd">16663000</us-gaap:RegulatoryLiabilityCurrent>
    <us-gaap:OtherLiabilitiesCurrent
      contextRef="i5458f4d6e23940ca92dd24eb67c70571_I20210331"
      decimals="-3"
      id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN18yMi9mcmFnOjBlZThiY2ZlMDZiNTRhODU5ZGYxODliNDhiMWRmOWVjL3RhYmxlOmZhN2I2ZTZiOTU5ZTQ4ZTFhNmVkZjE4MWY2ZDU3NzNiL3RhYmxlcmFuZ2U6ZmE3YjZlNmI5NTllNDhlMWE2ZWRmMTgxZjZkNTc3M2JfMjktMS0xLTEtMA_995fc55b-74fe-406f-825c-c0220de51f5a"
      unitRef="usd">21975000</us-gaap:OtherLiabilitiesCurrent>
    <us-gaap:OtherLiabilitiesCurrent
      contextRef="ifaff5a04688f4997a27c915d8eb05db2_I20201231"
      decimals="-3"
      id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN18yMi9mcmFnOjBlZThiY2ZlMDZiNTRhODU5ZGYxODliNDhiMWRmOWVjL3RhYmxlOmZhN2I2ZTZiOTU5ZTQ4ZTFhNmVkZjE4MWY2ZDU3NzNiL3RhYmxlcmFuZ2U6ZmE3YjZlNmI5NTllNDhlMWE2ZWRmMTgxZjZkNTc3M2JfMjktMy0xLTEtMA_c0e16c07-7dc2-4360-941b-ffc3394bbacf"
      unitRef="usd">22495000</us-gaap:OtherLiabilitiesCurrent>
    <us-gaap:LiabilitiesCurrent
      contextRef="i5458f4d6e23940ca92dd24eb67c70571_I20210331"
      decimals="-3"
      id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN18yMi9mcmFnOjBlZThiY2ZlMDZiNTRhODU5ZGYxODliNDhiMWRmOWVjL3RhYmxlOmZhN2I2ZTZiOTU5ZTQ4ZTFhNmVkZjE4MWY2ZDU3NzNiL3RhYmxlcmFuZ2U6ZmE3YjZlNmI5NTllNDhlMWE2ZWRmMTgxZjZkNTc3M2JfMzAtMS0xLTEtMA_10af2b05-9f19-4bb9-a3a5-7abdf62bb10a"
      unitRef="usd">459429000</us-gaap:LiabilitiesCurrent>
    <us-gaap:LiabilitiesCurrent
      contextRef="ifaff5a04688f4997a27c915d8eb05db2_I20201231"
      decimals="-3"
      id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN18yMi9mcmFnOjBlZThiY2ZlMDZiNTRhODU5ZGYxODliNDhiMWRmOWVjL3RhYmxlOmZhN2I2ZTZiOTU5ZTQ4ZTFhNmVkZjE4MWY2ZDU3NzNiL3RhYmxlcmFuZ2U6ZmE3YjZlNmI5NTllNDhlMWE2ZWRmMTgxZjZkNTc3M2JfMzAtMy0xLTEtMA_68aebcad-81c7-4b3e-bc66-976eac3beab8"
      unitRef="usd">436786000</us-gaap:LiabilitiesCurrent>
    <us-gaap:DefinedBenefitPensionPlanLiabilitiesNoncurrent
      contextRef="i5458f4d6e23940ca92dd24eb67c70571_I20210331"
      decimals="-3"
      id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN18yMi9mcmFnOjBlZThiY2ZlMDZiNTRhODU5ZGYxODliNDhiMWRmOWVjL3RhYmxlOmZhN2I2ZTZiOTU5ZTQ4ZTFhNmVkZjE4MWY2ZDU3NzNiL3RhYmxlcmFuZ2U6ZmE3YjZlNmI5NTllNDhlMWE2ZWRmMTgxZjZkNTc3M2JfMzItMS0xLTEtMA_da5da334-b1ef-48a4-9172-372b4836f671"
      unitRef="usd">103193000</us-gaap:DefinedBenefitPensionPlanLiabilitiesNoncurrent>
    <us-gaap:DefinedBenefitPensionPlanLiabilitiesNoncurrent
      contextRef="ifaff5a04688f4997a27c915d8eb05db2_I20201231"
      decimals="-3"
      id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN18yMi9mcmFnOjBlZThiY2ZlMDZiNTRhODU5ZGYxODliNDhiMWRmOWVjL3RhYmxlOmZhN2I2ZTZiOTU5ZTQ4ZTFhNmVkZjE4MWY2ZDU3NzNiL3RhYmxlcmFuZ2U6ZmE3YjZlNmI5NTllNDhlMWE2ZWRmMTgxZjZkNTc3M2JfMzItMy0xLTEtMA_dfcd388c-52b1-4ea6-8851-ba0636b7f812"
      unitRef="usd">114055000</us-gaap:DefinedBenefitPensionPlanLiabilitiesNoncurrent>
    <us-gaap:OtherPostretirementDefinedBenefitPlanLiabilitiesNoncurrent
      contextRef="i5458f4d6e23940ca92dd24eb67c70571_I20210331"
      decimals="-3"
      id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN18yMi9mcmFnOjBlZThiY2ZlMDZiNTRhODU5ZGYxODliNDhiMWRmOWVjL3RhYmxlOmZhN2I2ZTZiOTU5ZTQ4ZTFhNmVkZjE4MWY2ZDU3NzNiL3RhYmxlcmFuZ2U6ZmE3YjZlNmI5NTllNDhlMWE2ZWRmMTgxZjZkNTc3M2JfMzMtMS0xLTEtMA_e71cf5f8-a563-43d5-a579-ab19fd2ade70"
      unitRef="usd">67255000</us-gaap:OtherPostretirementDefinedBenefitPlanLiabilitiesNoncurrent>
    <us-gaap:OtherPostretirementDefinedBenefitPlanLiabilitiesNoncurrent
      contextRef="ifaff5a04688f4997a27c915d8eb05db2_I20201231"
      decimals="-3"
      id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN18yMi9mcmFnOjBlZThiY2ZlMDZiNTRhODU5ZGYxODliNDhiMWRmOWVjL3RhYmxlOmZhN2I2ZTZiOTU5ZTQ4ZTFhNmVkZjE4MWY2ZDU3NzNiL3RhYmxlcmFuZ2U6ZmE3YjZlNmI5NTllNDhlMWE2ZWRmMTgxZjZkNTc3M2JfMzMtMy0xLTEtMA_873f0ef5-c175-4da5-9c9f-76a8d0659721"
      unitRef="usd">67359000</us-gaap:OtherPostretirementDefinedBenefitPlanLiabilitiesNoncurrent>
    <us-gaap:RegulatoryLiabilityNoncurrent
      contextRef="i5458f4d6e23940ca92dd24eb67c70571_I20210331"
      decimals="-3"
      id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN18yMi9mcmFnOjBlZThiY2ZlMDZiNTRhODU5ZGYxODliNDhiMWRmOWVjL3RhYmxlOmZhN2I2ZTZiOTU5ZTQ4ZTFhNmVkZjE4MWY2ZDU3NzNiL3RhYmxlcmFuZ2U6ZmE3YjZlNmI5NTllNDhlMWE2ZWRmMTgxZjZkNTc3M2JfMzQtMS0xLTEtMA_ca0759e8-ba5b-449e-bb72-e90f45f8975b"
      unitRef="usd">234986000</us-gaap:RegulatoryLiabilityNoncurrent>
    <us-gaap:RegulatoryLiabilityNoncurrent
      contextRef="ifaff5a04688f4997a27c915d8eb05db2_I20201231"
      decimals="-3"
      id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN18yMi9mcmFnOjBlZThiY2ZlMDZiNTRhODU5ZGYxODliNDhiMWRmOWVjL3RhYmxlOmZhN2I2ZTZiOTU5ZTQ4ZTFhNmVkZjE4MWY2ZDU3NzNiL3RhYmxlcmFuZ2U6ZmE3YjZlNmI5NTllNDhlMWE2ZWRmMTgxZjZkNTc3M2JfMzQtMy0xLTEtMA_b533c154-ef2d-4fac-9078-750b92510540"
      unitRef="usd">233973000</us-gaap:RegulatoryLiabilityNoncurrent>
    <us-gaap:DeferredIncomeTaxLiabilitiesNet
      contextRef="i5458f4d6e23940ca92dd24eb67c70571_I20210331"
      decimals="-3"
      id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN18yMi9mcmFnOjBlZThiY2ZlMDZiNTRhODU5ZGYxODliNDhiMWRmOWVjL3RhYmxlOmZhN2I2ZTZiOTU5ZTQ4ZTFhNmVkZjE4MWY2ZDU3NzNiL3RhYmxlcmFuZ2U6ZmE3YjZlNmI5NTllNDhlMWE2ZWRmMTgxZjZkNTc3M2JfMzUtMS0xLTEtMA_dd06eb4d-a9c9-471d-991f-bc5b29916139"
      unitRef="usd">160529000</us-gaap:DeferredIncomeTaxLiabilitiesNet>
    <us-gaap:DeferredIncomeTaxLiabilitiesNet
      contextRef="ifaff5a04688f4997a27c915d8eb05db2_I20201231"
      decimals="-3"
      id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN18yMi9mcmFnOjBlZThiY2ZlMDZiNTRhODU5ZGYxODliNDhiMWRmOWVjL3RhYmxlOmZhN2I2ZTZiOTU5ZTQ4ZTFhNmVkZjE4MWY2ZDU3NzNiL3RhYmxlcmFuZ2U6ZmE3YjZlNmI5NTllNDhlMWE2ZWRmMTgxZjZkNTc3M2JfMzUtMy0xLTEtMA_0269d673-eae0-43d8-a0fa-dd16356c25d3"
      unitRef="usd">153376000</us-gaap:DeferredIncomeTaxLiabilitiesNet>
    <us-gaap:AccumulatedDeferredInvestmentTaxCredit
      contextRef="i5458f4d6e23940ca92dd24eb67c70571_I20210331"
      decimals="-3"
      id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN18yMi9mcmFnOjBlZThiY2ZlMDZiNTRhODU5ZGYxODliNDhiMWRmOWVjL3RhYmxlOmZhN2I2ZTZiOTU5ZTQ4ZTFhNmVkZjE4MWY2ZDU3NzNiL3RhYmxlcmFuZ2U6ZmE3YjZlNmI5NTllNDhlMWE2ZWRmMTgxZjZkNTc3M2JfMzYtMS0xLTEtMA_3f26a217-d42a-484d-be71-e525ac6afe34"
      unitRef="usd">17219000</us-gaap:AccumulatedDeferredInvestmentTaxCredit>
    <us-gaap:AccumulatedDeferredInvestmentTaxCredit
      contextRef="ifaff5a04688f4997a27c915d8eb05db2_I20201231"
      decimals="-3"
      id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN18yMi9mcmFnOjBlZThiY2ZlMDZiNTRhODU5ZGYxODliNDhiMWRmOWVjL3RhYmxlOmZhN2I2ZTZiOTU5ZTQ4ZTFhNmVkZjE4MWY2ZDU3NzNiL3RhYmxlcmFuZ2U6ZmE3YjZlNmI5NTllNDhlMWE2ZWRmMTgxZjZkNTc3M2JfMzYtMy0xLTEtMA_fb74c826-33d4-47ff-8738-ecdc030ef585"
      unitRef="usd">17405000</us-gaap:AccumulatedDeferredInvestmentTaxCredit>
    <us-gaap:OtherLiabilitiesNoncurrent
      contextRef="i5458f4d6e23940ca92dd24eb67c70571_I20210331"
      decimals="-3"
      id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN18yMi9mcmFnOjBlZThiY2ZlMDZiNTRhODU5ZGYxODliNDhiMWRmOWVjL3RhYmxlOmZhN2I2ZTZiOTU5ZTQ4ZTFhNmVkZjE4MWY2ZDU3NzNiL3RhYmxlcmFuZ2U6ZmE3YjZlNmI5NTllNDhlMWE2ZWRmMTgxZjZkNTc3M2JfMzctMS0xLTEtMA_ce49a3dc-3562-44e9-ad85-b95ac99c194a"
      unitRef="usd">63577000</us-gaap:OtherLiabilitiesNoncurrent>
    <us-gaap:OtherLiabilitiesNoncurrent
      contextRef="ifaff5a04688f4997a27c915d8eb05db2_I20201231"
      decimals="-3"
      id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN18yMi9mcmFnOjBlZThiY2ZlMDZiNTRhODU5ZGYxODliNDhiMWRmOWVjL3RhYmxlOmZhN2I2ZTZiOTU5ZTQ4ZTFhNmVkZjE4MWY2ZDU3NzNiL3RhYmxlcmFuZ2U6ZmE3YjZlNmI5NTllNDhlMWE2ZWRmMTgxZjZkNTc3M2JfMzctMy0xLTEtMA_9180edab-c611-4f8e-be9e-9e11fd6bd7ba"
      unitRef="usd">60002000</us-gaap:OtherLiabilitiesNoncurrent>
    <us-gaap:LiabilitiesNoncurrent
      contextRef="i5458f4d6e23940ca92dd24eb67c70571_I20210331"
      decimals="-3"
      id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN18yMi9mcmFnOjBlZThiY2ZlMDZiNTRhODU5ZGYxODliNDhiMWRmOWVjL3RhYmxlOmZhN2I2ZTZiOTU5ZTQ4ZTFhNmVkZjE4MWY2ZDU3NzNiL3RhYmxlcmFuZ2U6ZmE3YjZlNmI5NTllNDhlMWE2ZWRmMTgxZjZkNTc3M2JfMzgtMS0xLTEtMA_df117b09-d017-40e4-886e-baad099a9f84"
      unitRef="usd">646759000</us-gaap:LiabilitiesNoncurrent>
    <us-gaap:LiabilitiesNoncurrent
      contextRef="ifaff5a04688f4997a27c915d8eb05db2_I20201231"
      decimals="-3"
      id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN18yMi9mcmFnOjBlZThiY2ZlMDZiNTRhODU5ZGYxODliNDhiMWRmOWVjL3RhYmxlOmZhN2I2ZTZiOTU5ZTQ4ZTFhNmVkZjE4MWY2ZDU3NzNiL3RhYmxlcmFuZ2U6ZmE3YjZlNmI5NTllNDhlMWE2ZWRmMTgxZjZkNTc3M2JfMzgtMy0xLTEtMA_3ce539a9-d892-46d0-9e59-9ac1b88728ef"
      unitRef="usd">646170000</us-gaap:LiabilitiesNoncurrent>
    <us-gaap:CommitmentsAndContingencies
      contextRef="i5458f4d6e23940ca92dd24eb67c70571_I20210331"
      id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN18yMi9mcmFnOjBlZThiY2ZlMDZiNTRhODU5ZGYxODliNDhiMWRmOWVjL3RhYmxlOmZhN2I2ZTZiOTU5ZTQ4ZTFhNmVkZjE4MWY2ZDU3NzNiL3RhYmxlcmFuZ2U6ZmE3YjZlNmI5NTllNDhlMWE2ZWRmMTgxZjZkNTc3M2JfMzktMS0xLTEtMA_b7bb5231-b0d5-4458-8efb-d0b5e1d744d6"
      unitRef="usd"
      xsi:nil="true"/>
    <us-gaap:CommitmentsAndContingencies
      contextRef="ifaff5a04688f4997a27c915d8eb05db2_I20201231"
      id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN18yMi9mcmFnOjBlZThiY2ZlMDZiNTRhODU5ZGYxODliNDhiMWRmOWVjL3RhYmxlOmZhN2I2ZTZiOTU5ZTQ4ZTFhNmVkZjE4MWY2ZDU3NzNiL3RhYmxlcmFuZ2U6ZmE3YjZlNmI5NTllNDhlMWE2ZWRmMTgxZjZkNTc3M2JfMzktMy0xLTEtMA_8f3d381c-85f9-4ca4-905d-72092cb2fc04"
      unitRef="usd"
      xsi:nil="true"/>
    <us-gaap:LongTermDebtNoncurrent
      contextRef="i5458f4d6e23940ca92dd24eb67c70571_I20210331"
      decimals="-3"
      id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN18yMi9mcmFnOjBlZThiY2ZlMDZiNTRhODU5ZGYxODliNDhiMWRmOWVjL3RhYmxlOmZhN2I2ZTZiOTU5ZTQ4ZTFhNmVkZjE4MWY2ZDU3NzNiL3RhYmxlcmFuZ2U6ZmE3YjZlNmI5NTllNDhlMWE2ZWRmMTgxZjZkNTc3M2JfNDEtMS0xLTEtMA_338f12ae-6626-4541-907f-7b2e9f62cf82"
      unitRef="usd">624485000</us-gaap:LongTermDebtNoncurrent>
    <us-gaap:LongTermDebtNoncurrent
      contextRef="ifaff5a04688f4997a27c915d8eb05db2_I20201231"
      decimals="-3"
      id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN18yMi9mcmFnOjBlZThiY2ZlMDZiNTRhODU5ZGYxODliNDhiMWRmOWVjL3RhYmxlOmZhN2I2ZTZiOTU5ZTQ4ZTFhNmVkZjE4MWY2ZDU3NzNiL3RhYmxlcmFuZ2U6ZmE3YjZlNmI5NTllNDhlMWE2ZWRmMTgxZjZkNTc3M2JfNDEtMy0xLTEtMA_5c9480b5-b917-4066-938b-41e06be6491e"
      unitRef="usd">624432000</us-gaap:LongTermDebtNoncurrent>
    <us-gaap:CommonStockSharesAuthorized
      contextRef="i5458f4d6e23940ca92dd24eb67c70571_I20210331"
      decimals="INF"
      id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN18yMi9mcmFnOjBlZThiY2ZlMDZiNTRhODU5ZGYxODliNDhiMWRmOWVjL3RhYmxlOmZhN2I2ZTZiOTU5ZTQ4ZTFhNmVkZjE4MWY2ZDU3NzNiL3RhYmxlcmFuZ2U6ZmE3YjZlNmI5NTllNDhlMWE2ZWRmMTgxZjZkNTc3M2JfNDMtMC0xLTEtMC90ZXh0cmVnaW9uOjhmMjJkNDg3ZmUwMzRkMmM5MjMyZTVkZjU4NzVhYmM3XzEwOTk1MTE2Mjc4ODg_457761d0-5cbb-4aa4-a146-0183591829f7"
      unitRef="shares">50000000</us-gaap:CommonStockSharesAuthorized>
    <us-gaap:CommonStockSharesAuthorized
      contextRef="ifaff5a04688f4997a27c915d8eb05db2_I20201231"
      decimals="INF"
      id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN18yMi9mcmFnOjBlZThiY2ZlMDZiNTRhODU5ZGYxODliNDhiMWRmOWVjL3RhYmxlOmZhN2I2ZTZiOTU5ZTQ4ZTFhNmVkZjE4MWY2ZDU3NzNiL3RhYmxlcmFuZ2U6ZmE3YjZlNmI5NTllNDhlMWE2ZWRmMTgxZjZkNTc3M2JfNDMtMC0xLTEtMC90ZXh0cmVnaW9uOjhmMjJkNDg3ZmUwMzRkMmM5MjMyZTVkZjU4NzVhYmM3XzEwOTk1MTE2Mjc4ODg_904db502-e2e8-4e57-a02f-62ceffb108bb"
      unitRef="shares">50000000</us-gaap:CommonStockSharesAuthorized>
    <us-gaap:CommonStockParOrStatedValuePerShare
      contextRef="i5458f4d6e23940ca92dd24eb67c70571_I20210331"
      decimals="INF"
      id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN18yMi9mcmFnOjBlZThiY2ZlMDZiNTRhODU5ZGYxODliNDhiMWRmOWVjL3RhYmxlOmZhN2I2ZTZiOTU5ZTQ4ZTFhNmVkZjE4MWY2ZDU3NzNiL3RhYmxlcmFuZ2U6ZmE3YjZlNmI5NTllNDhlMWE2ZWRmMTgxZjZkNTc3M2JfNDMtMC0xLTEtMC90ZXh0cmVnaW9uOjhmMjJkNDg3ZmUwMzRkMmM5MjMyZTVkZjU4NzVhYmM3XzEwOTk1MTE2Mjc4OTI_21ceaa12-8340-41c2-880b-7c7729b54284"
      unitRef="usdPerShare">5</us-gaap:CommonStockParOrStatedValuePerShare>
    <us-gaap:CommonStockParOrStatedValuePerShare
      contextRef="ifaff5a04688f4997a27c915d8eb05db2_I20201231"
      decimals="INF"
      id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN18yMi9mcmFnOjBlZThiY2ZlMDZiNTRhODU5ZGYxODliNDhiMWRmOWVjL3RhYmxlOmZhN2I2ZTZiOTU5ZTQ4ZTFhNmVkZjE4MWY2ZDU3NzNiL3RhYmxlcmFuZ2U6ZmE3YjZlNmI5NTllNDhlMWE2ZWRmMTgxZjZkNTc3M2JfNDMtMC0xLTEtMC90ZXh0cmVnaW9uOjhmMjJkNDg3ZmUwMzRkMmM5MjMyZTVkZjU4NzVhYmM3XzEwOTk1MTE2Mjc4OTI_21ea5748-5f24-4833-b41f-12d155dbf619"
      unitRef="usdPerShare">5</us-gaap:CommonStockParOrStatedValuePerShare>
    <us-gaap:CommonStockSharesOutstanding
      contextRef="i5458f4d6e23940ca92dd24eb67c70571_I20210331"
      decimals="INF"
      id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN18yMi9mcmFnOjBlZThiY2ZlMDZiNTRhODU5ZGYxODliNDhiMWRmOWVjL3RhYmxlOmZhN2I2ZTZiOTU5ZTQ4ZTFhNmVkZjE4MWY2ZDU3NzNiL3RhYmxlcmFuZ2U6ZmE3YjZlNmI5NTllNDhlMWE2ZWRmMTgxZjZkNTc3M2JfNDMtMC0xLTEtMC90ZXh0cmVnaW9uOjhmMjJkNDg3ZmUwMzRkMmM5MjMyZTVkZjU4NzVhYmM3XzEwOTk1MTE2Mjc4OTc_40056d42-b85e-4619-b3b3-a5dee58e99ba"
      unitRef="shares">41510455</us-gaap:CommonStockSharesOutstanding>
    <us-gaap:CommonStockSharesOutstanding
      contextRef="ifaff5a04688f4997a27c915d8eb05db2_I20201231"
      decimals="INF"
      id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN18yMi9mcmFnOjBlZThiY2ZlMDZiNTRhODU5ZGYxODliNDhiMWRmOWVjL3RhYmxlOmZhN2I2ZTZiOTU5ZTQ4ZTFhNmVkZjE4MWY2ZDU3NzNiL3RhYmxlcmFuZ2U6ZmE3YjZlNmI5NTllNDhlMWE2ZWRmMTgxZjZkNTc3M2JfNDMtMC0xLTEtMC90ZXh0cmVnaW9uOjhmMjJkNDg3ZmUwMzRkMmM5MjMyZTVkZjU4NzVhYmM3XzEwOTk1MTE2Mjc5MDE_c23152c7-602d-4f73-9cc3-b77588db4272"
      unitRef="shares">41469879</us-gaap:CommonStockSharesOutstanding>
    <us-gaap:CommonStockValue
      contextRef="i5458f4d6e23940ca92dd24eb67c70571_I20210331"
      decimals="-3"
      id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN18yMi9mcmFnOjBlZThiY2ZlMDZiNTRhODU5ZGYxODliNDhiMWRmOWVjL3RhYmxlOmZhN2I2ZTZiOTU5ZTQ4ZTFhNmVkZjE4MWY2ZDU3NzNiL3RhYmxlcmFuZ2U6ZmE3YjZlNmI5NTllNDhlMWE2ZWRmMTgxZjZkNTc3M2JfNDMtMS0xLTEtMA_42afa463-fd2c-412c-b168-f7704f916c64"
      unitRef="usd">207552000</us-gaap:CommonStockValue>
    <us-gaap:CommonStockValue
      contextRef="ifaff5a04688f4997a27c915d8eb05db2_I20201231"
      decimals="-3"
      id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN18yMi9mcmFnOjBlZThiY2ZlMDZiNTRhODU5ZGYxODliNDhiMWRmOWVjL3RhYmxlOmZhN2I2ZTZiOTU5ZTQ4ZTFhNmVkZjE4MWY2ZDU3NzNiL3RhYmxlcmFuZ2U6ZmE3YjZlNmI5NTllNDhlMWE2ZWRmMTgxZjZkNTc3M2JfNDMtMy0xLTEtMA_fb17db92-f12e-4bda-8cd8-e264cac24f95"
      unitRef="usd">207349000</us-gaap:CommonStockValue>
    <us-gaap:AdditionalPaidInCapitalCommonStock
      contextRef="i5458f4d6e23940ca92dd24eb67c70571_I20210331"
      decimals="-3"
      id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN18yMi9mcmFnOjBlZThiY2ZlMDZiNTRhODU5ZGYxODliNDhiMWRmOWVjL3RhYmxlOmZhN2I2ZTZiOTU5ZTQ4ZTFhNmVkZjE4MWY2ZDU3NzNiL3RhYmxlcmFuZ2U6ZmE3YjZlNmI5NTllNDhlMWE2ZWRmMTgxZjZkNTc3M2JfNDQtMS0xLTEtMA_9ebfab6a-9699-4d59-be80-5937ec692710"
      unitRef="usd">416708000</us-gaap:AdditionalPaidInCapitalCommonStock>
    <us-gaap:AdditionalPaidInCapitalCommonStock
      contextRef="ifaff5a04688f4997a27c915d8eb05db2_I20201231"
      decimals="-3"
      id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN18yMi9mcmFnOjBlZThiY2ZlMDZiNTRhODU5ZGYxODliNDhiMWRmOWVjL3RhYmxlOmZhN2I2ZTZiOTU5ZTQ4ZTFhNmVkZjE4MWY2ZDU3NzNiL3RhYmxlcmFuZ2U6ZmE3YjZlNmI5NTllNDhlMWE2ZWRmMTgxZjZkNTc3M2JfNDQtMy0xLTEtMA_5868dba3-5fa5-4fa7-8539-03173a919dba"
      unitRef="usd">414246000</us-gaap:AdditionalPaidInCapitalCommonStock>
    <us-gaap:RetainedEarningsAccumulatedDeficit
      contextRef="i5458f4d6e23940ca92dd24eb67c70571_I20210331"
      decimals="-3"
      id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN18yMi9mcmFnOjBlZThiY2ZlMDZiNTRhODU5ZGYxODliNDhiMWRmOWVjL3RhYmxlOmZhN2I2ZTZiOTU5ZTQ4ZTFhNmVkZjE4MWY2ZDU3NzNiL3RhYmxlcmFuZ2U6ZmE3YjZlNmI5NTllNDhlMWE2ZWRmMTgxZjZkNTc3M2JfNDUtMS0xLTEtMA_e80172ed-d9ac-4775-89ec-2a166741dd92"
      unitRef="usd">271999000</us-gaap:RetainedEarningsAccumulatedDeficit>
    <us-gaap:RetainedEarningsAccumulatedDeficit
      contextRef="ifaff5a04688f4997a27c915d8eb05db2_I20201231"
      decimals="-3"
      id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN18yMi9mcmFnOjBlZThiY2ZlMDZiNTRhODU5ZGYxODliNDhiMWRmOWVjL3RhYmxlOmZhN2I2ZTZiOTU5ZTQ4ZTFhNmVkZjE4MWY2ZDU3NzNiL3RhYmxlcmFuZ2U6ZmE3YjZlNmI5NTllNDhlMWE2ZWRmMTgxZjZkNTc3M2JfNDUtMy0xLTEtMA_9968ac6d-8c22-4314-90f0-0f816559e818"
      unitRef="usd">257878000</us-gaap:RetainedEarningsAccumulatedDeficit>
    <us-gaap:AccumulatedOtherComprehensiveIncomeLossNetOfTax
      contextRef="i5458f4d6e23940ca92dd24eb67c70571_I20210331"
      decimals="-3"
      id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN18yMi9mcmFnOjBlZThiY2ZlMDZiNTRhODU5ZGYxODliNDhiMWRmOWVjL3RhYmxlOmZhN2I2ZTZiOTU5ZTQ4ZTFhNmVkZjE4MWY2ZDU3NzNiL3RhYmxlcmFuZ2U6ZmE3YjZlNmI5NTllNDhlMWE2ZWRmMTgxZjZkNTc3M2JfNDYtMS0xLTEtMA_f3be315b-3bc0-42a1-b475-aafc05dc5c09"
      unitRef="usd">-8392000</us-gaap:AccumulatedOtherComprehensiveIncomeLossNetOfTax>
    <us-gaap:AccumulatedOtherComprehensiveIncomeLossNetOfTax
      contextRef="ifaff5a04688f4997a27c915d8eb05db2_I20201231"
      decimals="-3"
      id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN18yMi9mcmFnOjBlZThiY2ZlMDZiNTRhODU5ZGYxODliNDhiMWRmOWVjL3RhYmxlOmZhN2I2ZTZiOTU5ZTQ4ZTFhNmVkZjE4MWY2ZDU3NzNiL3RhYmxlcmFuZ2U6ZmE3YjZlNmI5NTllNDhlMWE2ZWRmMTgxZjZkNTc3M2JfNDYtMy0xLTEtMA_077c52b2-bdaf-4b3e-97eb-41702b58e07f"
      unitRef="usd">-8507000</us-gaap:AccumulatedOtherComprehensiveIncomeLossNetOfTax>
    <us-gaap:StockholdersEquity
      contextRef="i5458f4d6e23940ca92dd24eb67c70571_I20210331"
      decimals="-3"
      id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN18yMi9mcmFnOjBlZThiY2ZlMDZiNTRhODU5ZGYxODliNDhiMWRmOWVjL3RhYmxlOmZhN2I2ZTZiOTU5ZTQ4ZTFhNmVkZjE4MWY2ZDU3NzNiL3RhYmxlcmFuZ2U6ZmE3YjZlNmI5NTllNDhlMWE2ZWRmMTgxZjZkNTc3M2JfNDctMS0xLTEtMA_a766104a-e849-4cf7-a631-848d68d5a2e9"
      unitRef="usd">887867000</us-gaap:StockholdersEquity>
    <us-gaap:StockholdersEquity
      contextRef="ifaff5a04688f4997a27c915d8eb05db2_I20201231"
      decimals="-3"
      id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN18yMi9mcmFnOjBlZThiY2ZlMDZiNTRhODU5ZGYxODliNDhiMWRmOWVjL3RhYmxlOmZhN2I2ZTZiOTU5ZTQ4ZTFhNmVkZjE4MWY2ZDU3NzNiL3RhYmxlcmFuZ2U6ZmE3YjZlNmI5NTllNDhlMWE2ZWRmMTgxZjZkNTc3M2JfNDctMy0xLTEtMA_bcc1c0d9-d5e6-4b20-ac29-26d2430647d9"
      unitRef="usd">870966000</us-gaap:StockholdersEquity>
    <us-gaap:CapitalizationLongtermDebtAndEquity
      contextRef="i5458f4d6e23940ca92dd24eb67c70571_I20210331"
      decimals="-3"
      id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN18yMi9mcmFnOjBlZThiY2ZlMDZiNTRhODU5ZGYxODliNDhiMWRmOWVjL3RhYmxlOmZhN2I2ZTZiOTU5ZTQ4ZTFhNmVkZjE4MWY2ZDU3NzNiL3RhYmxlcmFuZ2U6ZmE3YjZlNmI5NTllNDhlMWE2ZWRmMTgxZjZkNTc3M2JfNDgtMS0xLTEtMA_879f9a39-0194-4fc8-920e-22ef220f76e4"
      unitRef="usd">1512352000</us-gaap:CapitalizationLongtermDebtAndEquity>
    <us-gaap:CapitalizationLongtermDebtAndEquity
      contextRef="ifaff5a04688f4997a27c915d8eb05db2_I20201231"
      decimals="-3"
      id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN18yMi9mcmFnOjBlZThiY2ZlMDZiNTRhODU5ZGYxODliNDhiMWRmOWVjL3RhYmxlOmZhN2I2ZTZiOTU5ZTQ4ZTFhNmVkZjE4MWY2ZDU3NzNiL3RhYmxlcmFuZ2U6ZmE3YjZlNmI5NTllNDhlMWE2ZWRmMTgxZjZkNTc3M2JfNDgtMy0xLTEtMA_553852e5-5fea-4888-b862-f26dc9f67fc8"
      unitRef="usd">1495398000</us-gaap:CapitalizationLongtermDebtAndEquity>
    <us-gaap:LiabilitiesAndStockholdersEquity
      contextRef="i5458f4d6e23940ca92dd24eb67c70571_I20210331"
      decimals="-3"
      id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN18yMi9mcmFnOjBlZThiY2ZlMDZiNTRhODU5ZGYxODliNDhiMWRmOWVjL3RhYmxlOmZhN2I2ZTZiOTU5ZTQ4ZTFhNmVkZjE4MWY2ZDU3NzNiL3RhYmxlcmFuZ2U6ZmE3YjZlNmI5NTllNDhlMWE2ZWRmMTgxZjZkNTc3M2JfNDktMS0xLTEtMA_8056a4c6-fb89-43fd-a855-dcd3c8c9636e"
      unitRef="usd">2618540000</us-gaap:LiabilitiesAndStockholdersEquity>
    <us-gaap:LiabilitiesAndStockholdersEquity
      contextRef="ifaff5a04688f4997a27c915d8eb05db2_I20201231"
      decimals="-3"
      id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN18yMi9mcmFnOjBlZThiY2ZlMDZiNTRhODU5ZGYxODliNDhiMWRmOWVjL3RhYmxlOmZhN2I2ZTZiOTU5ZTQ4ZTFhNmVkZjE4MWY2ZDU3NzNiL3RhYmxlcmFuZ2U6ZmE3YjZlNmI5NTllNDhlMWE2ZWRmMTgxZjZkNTc3M2JfNDktMy0xLTEtMA_47f6b4c4-a10a-41de-9671-0623cb2be502"
      unitRef="usd">2578354000</us-gaap:LiabilitiesAndStockholdersEquity>
    <us-gaap:Revenues
      contextRef="i497d771d63ba495b90194c44d92564fb_D20210101-20210331"
      decimals="-3"
      id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN18yNS9mcmFnOmJhNWNjY2ViNDBkNzQxYmU4M2RhMGJkM2IyZjkwMTM1L3RhYmxlOjgwNzI5NzgyZDYwMDQ5ZjlhOTEwYmYyOWE5NzYyMzRiL3RhYmxlcmFuZ2U6ODA3Mjk3ODJkNjAwNDlmOWE5MTBiZjI5YTk3NjIzNGJfNC0xLTEtMS0w_ae4faf6f-1286-42eb-b884-205bb50bb485"
      unitRef="usd">123699000</us-gaap:Revenues>
    <us-gaap:Revenues
      contextRef="i7e90301f6cd946eb9a637b2e34d6ac6b_D20200101-20200331"
      decimals="-3"
      id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN18yNS9mcmFnOmJhNWNjY2ViNDBkNzQxYmU4M2RhMGJkM2IyZjkwMTM1L3RhYmxlOjgwNzI5NzgyZDYwMDQ5ZjlhOTEwYmYyOWE5NzYyMzRiL3RhYmxlcmFuZ2U6ODA3Mjk3ODJkNjAwNDlmOWE5MTBiZjI5YTk3NjIzNGJfNC0zLTEtMS0w_225ee7ac-a042-4b1e-a412-b6aa59bde593"
      unitRef="usd">119870000</us-gaap:Revenues>
    <us-gaap:Revenues
      contextRef="id38520a8dc054c88a280e883f3c663d0_D20210101-20210331"
      decimals="-3"
      id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN18yNS9mcmFnOmJhNWNjY2ViNDBkNzQxYmU4M2RhMGJkM2IyZjkwMTM1L3RhYmxlOjgwNzI5NzgyZDYwMDQ5ZjlhOTEwYmYyOWE5NzYyMzRiL3RhYmxlcmFuZ2U6ODA3Mjk3ODJkNjAwNDlmOWE5MTBiZjI5YTk3NjIzNGJfNS0xLTEtMS0w_f6561d8e-b87c-48a5-ab68-72af28f2c6db"
      unitRef="usd">138011000</us-gaap:Revenues>
    <us-gaap:Revenues
      contextRef="ic5f6685ebe4446739e7678906aa0a73b_D20200101-20200331"
      decimals="-3"
      id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN18yNS9mcmFnOmJhNWNjY2ViNDBkNzQxYmU4M2RhMGJkM2IyZjkwMTM1L3RhYmxlOjgwNzI5NzgyZDYwMDQ5ZjlhOTEwYmYyOWE5NzYyMzRiL3RhYmxlcmFuZ2U6ODA3Mjk3ODJkNjAwNDlmOWE5MTBiZjI5YTk3NjIzNGJfNS0zLTEtMS0w_5e93438e-869d-44dc-bbc4-feb48edeac1d"
      unitRef="usd">114877000</us-gaap:Revenues>
    <us-gaap:Revenues
      contextRef="i3a76d1213b09470fa8c6c3f49fa75d98_D20210101-20210331"
      decimals="-3"
      id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN18yNS9mcmFnOmJhNWNjY2ViNDBkNzQxYmU4M2RhMGJkM2IyZjkwMTM1L3RhYmxlOjgwNzI5NzgyZDYwMDQ5ZjlhOTEwYmYyOWE5NzYyMzRiL3RhYmxlcmFuZ2U6ODA3Mjk3ODJkNjAwNDlmOWE5MTBiZjI5YTk3NjIzNGJfNi0xLTEtMS0w_b26527a7-96ee-4d9c-8f00-bb1c11138932"
      unitRef="usd">261710000</us-gaap:Revenues>
    <us-gaap:Revenues
      contextRef="i052d02afe6704673b1b47c9fbf47ec24_D20200101-20200331"
      decimals="-3"
      id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN18yNS9mcmFnOmJhNWNjY2ViNDBkNzQxYmU4M2RhMGJkM2IyZjkwMTM1L3RhYmxlOjgwNzI5NzgyZDYwMDQ5ZjlhOTEwYmYyOWE5NzYyMzRiL3RhYmxlcmFuZ2U6ODA3Mjk3ODJkNjAwNDlmOWE5MTBiZjI5YTk3NjIzNGJfNi0zLTEtMS0w_0fd25eb1-34d3-4d8a-b252-4d8d3bd84d3b"
      unitRef="usd">234747000</us-gaap:Revenues>
    <us-gaap:UtilitiesOperatingExpenseFuelUsed
      contextRef="i3a76d1213b09470fa8c6c3f49fa75d98_D20210101-20210331"
      decimals="-3"
      id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN18yNS9mcmFnOmJhNWNjY2ViNDBkNzQxYmU4M2RhMGJkM2IyZjkwMTM1L3RhYmxlOjgwNzI5NzgyZDYwMDQ5ZjlhOTEwYmYyOWE5NzYyMzRiL3RhYmxlcmFuZ2U6ODA3Mjk3ODJkNjAwNDlmOWE5MTBiZjI5YTk3NjIzNGJfOC0xLTEtMS0w_25659d8a-d697-41c2-be67-455168fbd000"
      unitRef="usd">14714000</us-gaap:UtilitiesOperatingExpenseFuelUsed>
    <us-gaap:UtilitiesOperatingExpenseFuelUsed
      contextRef="i052d02afe6704673b1b47c9fbf47ec24_D20200101-20200331"
      decimals="-3"
      id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN18yNS9mcmFnOmJhNWNjY2ViNDBkNzQxYmU4M2RhMGJkM2IyZjkwMTM1L3RhYmxlOjgwNzI5NzgyZDYwMDQ5ZjlhOTEwYmYyOWE5NzYyMzRiL3RhYmxlcmFuZ2U6ODA3Mjk3ODJkNjAwNDlmOWE5MTBiZjI5YTk3NjIzNGJfOC0zLTEtMS0w_ded04713-aed6-4a7a-820d-694244c53451"
      unitRef="usd">13735000</us-gaap:UtilitiesOperatingExpenseFuelUsed>
    <us-gaap:UtilitiesOperatingExpensePurchasedPower
      contextRef="i3a76d1213b09470fa8c6c3f49fa75d98_D20210101-20210331"
      decimals="-3"
      id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN18yNS9mcmFnOmJhNWNjY2ViNDBkNzQxYmU4M2RhMGJkM2IyZjkwMTM1L3RhYmxlOjgwNzI5NzgyZDYwMDQ5ZjlhOTEwYmYyOWE5NzYyMzRiL3RhYmxlcmFuZ2U6ODA3Mjk3ODJkNjAwNDlmOWE5MTBiZjI5YTk3NjIzNGJfOS0xLTEtMS0w_5f53d7bc-04d7-4867-8a2a-4818aa02ac62"
      unitRef="usd">19260000</us-gaap:UtilitiesOperatingExpensePurchasedPower>
    <us-gaap:UtilitiesOperatingExpensePurchasedPower
      contextRef="i052d02afe6704673b1b47c9fbf47ec24_D20200101-20200331"
      decimals="-3"
      id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN18yNS9mcmFnOmJhNWNjY2ViNDBkNzQxYmU4M2RhMGJkM2IyZjkwMTM1L3RhYmxlOjgwNzI5NzgyZDYwMDQ5ZjlhOTEwYmYyOWE5NzYyMzRiL3RhYmxlcmFuZ2U6ODA3Mjk3ODJkNjAwNDlmOWE5MTBiZjI5YTk3NjIzNGJfOS0zLTEtMS0w_05522133-91ef-46a2-bc8b-641e07d97811"
      unitRef="usd">18830000</us-gaap:UtilitiesOperatingExpensePurchasedPower>
    <us-gaap:UtilitiesOperatingExpenseMaintenanceAndOperations
      contextRef="i3a76d1213b09470fa8c6c3f49fa75d98_D20210101-20210331"
      decimals="-3"
      id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN18yNS9mcmFnOmJhNWNjY2ViNDBkNzQxYmU4M2RhMGJkM2IyZjkwMTM1L3RhYmxlOjgwNzI5NzgyZDYwMDQ5ZjlhOTEwYmYyOWE5NzYyMzRiL3RhYmxlcmFuZ2U6ODA3Mjk3ODJkNjAwNDlmOWE5MTBiZjI5YTk3NjIzNGJfMTAtMS0xLTEtMA_81090fe4-f435-41d5-aeec-32d06ca732ff"
      unitRef="usd">41421000</us-gaap:UtilitiesOperatingExpenseMaintenanceAndOperations>
    <us-gaap:UtilitiesOperatingExpenseMaintenanceAndOperations
      contextRef="i052d02afe6704673b1b47c9fbf47ec24_D20200101-20200331"
      decimals="-3"
      id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN18yNS9mcmFnOmJhNWNjY2ViNDBkNzQxYmU4M2RhMGJkM2IyZjkwMTM1L3RhYmxlOjgwNzI5NzgyZDYwMDQ5ZjlhOTEwYmYyOWE5NzYyMzRiL3RhYmxlcmFuZ2U6ODA3Mjk3ODJkNjAwNDlmOWE5MTBiZjI5YTk3NjIzNGJfMTAtMy0xLTEtMA_8b269b93-29eb-431b-aa3a-56aec4f449ae"
      unitRef="usd">40615000</us-gaap:UtilitiesOperatingExpenseMaintenanceAndOperations>
    <us-gaap:UtilitiesOperatingExpenseProductsAndServices
      contextRef="i3a76d1213b09470fa8c6c3f49fa75d98_D20210101-20210331"
      decimals="-3"
      id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN18yNS9mcmFnOmJhNWNjY2ViNDBkNzQxYmU4M2RhMGJkM2IyZjkwMTM1L3RhYmxlOjgwNzI5NzgyZDYwMDQ5ZjlhOTEwYmYyOWE5NzYyMzRiL3RhYmxlcmFuZ2U6ODA3Mjk3ODJkNjAwNDlmOWE5MTBiZjI5YTk3NjIzNGJfMTEtMS0xLTEtMA_26523e91-daa1-48bb-a229-ea12c5935bee"
      unitRef="usd">101977000</us-gaap:UtilitiesOperatingExpenseProductsAndServices>
    <us-gaap:UtilitiesOperatingExpenseProductsAndServices
      contextRef="i052d02afe6704673b1b47c9fbf47ec24_D20200101-20200331"
      decimals="-3"
      id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN18yNS9mcmFnOmJhNWNjY2ViNDBkNzQxYmU4M2RhMGJkM2IyZjkwMTM1L3RhYmxlOjgwNzI5NzgyZDYwMDQ5ZjlhOTEwYmYyOWE5NzYyMzRiL3RhYmxlcmFuZ2U6ODA3Mjk3ODJkNjAwNDlmOWE5MTBiZjI5YTk3NjIzNGJfMTEtMy0xLTEtMA_0f5d8337-800d-4632-aba4-31cc8a0579c5"
      unitRef="usd">85879000</us-gaap:UtilitiesOperatingExpenseProductsAndServices>
    <us-gaap:OtherCostAndExpenseOperating
      contextRef="i3a76d1213b09470fa8c6c3f49fa75d98_D20210101-20210331"
      decimals="-3"
      id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN18yNS9mcmFnOmJhNWNjY2ViNDBkNzQxYmU4M2RhMGJkM2IyZjkwMTM1L3RhYmxlOjgwNzI5NzgyZDYwMDQ5ZjlhOTEwYmYyOWE5NzYyMzRiL3RhYmxlcmFuZ2U6ODA3Mjk3ODJkNjAwNDlmOWE5MTBiZjI5YTk3NjIzNGJfMTItMS0xLTEtMA_ad4d921d-ef15-4481-8d2e-c9527423e970"
      unitRef="usd">13693000</us-gaap:OtherCostAndExpenseOperating>
    <us-gaap:OtherCostAndExpenseOperating
      contextRef="i052d02afe6704673b1b47c9fbf47ec24_D20200101-20200331"
      decimals="-3"
      id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN18yNS9mcmFnOmJhNWNjY2ViNDBkNzQxYmU4M2RhMGJkM2IyZjkwMTM1L3RhYmxlOjgwNzI5NzgyZDYwMDQ5ZjlhOTEwYmYyOWE5NzYyMzRiL3RhYmxlcmFuZ2U6ODA3Mjk3ODJkNjAwNDlmOWE5MTBiZjI5YTk3NjIzNGJfMTItMy0xLTEtMA_dfa7edaf-e2e7-466c-b7c5-ba227f578193"
      unitRef="usd">11900000</us-gaap:OtherCostAndExpenseOperating>
    <us-gaap:DepreciationDepletionAndAmortization
      contextRef="i3a76d1213b09470fa8c6c3f49fa75d98_D20210101-20210331"
      decimals="-3"
      id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN18yNS9mcmFnOmJhNWNjY2ViNDBkNzQxYmU4M2RhMGJkM2IyZjkwMTM1L3RhYmxlOjgwNzI5NzgyZDYwMDQ5ZjlhOTEwYmYyOWE5NzYyMzRiL3RhYmxlcmFuZ2U6ODA3Mjk3ODJkNjAwNDlmOWE5MTBiZjI5YTk3NjIzNGJfMTMtMS0xLTEtMA_71c94731-53e2-4909-8ec2-f229e85a1824"
      unitRef="usd">22126000</us-gaap:DepreciationDepletionAndAmortization>
    <us-gaap:DepreciationDepletionAndAmortization
      contextRef="i052d02afe6704673b1b47c9fbf47ec24_D20200101-20200331"
      decimals="-3"
      id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN18yNS9mcmFnOmJhNWNjY2ViNDBkNzQxYmU4M2RhMGJkM2IyZjkwMTM1L3RhYmxlOjgwNzI5NzgyZDYwMDQ5ZjlhOTEwYmYyOWE5NzYyMzRiL3RhYmxlcmFuZ2U6ODA3Mjk3ODJkNjAwNDlmOWE5MTBiZjI5YTk3NjIzNGJfMTMtMy0xLTEtMA_85b7022c-aa41-4875-b76f-e253b4615ad2"
      unitRef="usd">20399000</us-gaap:DepreciationDepletionAndAmortization>
    <us-gaap:UtilitiesOperatingExpenseOther
      contextRef="i3a76d1213b09470fa8c6c3f49fa75d98_D20210101-20210331"
      decimals="-3"
      id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN18yNS9mcmFnOmJhNWNjY2ViNDBkNzQxYmU4M2RhMGJkM2IyZjkwMTM1L3RhYmxlOjgwNzI5NzgyZDYwMDQ5ZjlhOTEwYmYyOWE5NzYyMzRiL3RhYmxlcmFuZ2U6ODA3Mjk3ODJkNjAwNDlmOWE5MTBiZjI5YTk3NjIzNGJfMTQtMS0xLTEtMA_da510ba3-e9ae-4500-9bef-35ecb6ecedf5"
      unitRef="usd">4320000</us-gaap:UtilitiesOperatingExpenseOther>
    <us-gaap:UtilitiesOperatingExpenseOther
      contextRef="i052d02afe6704673b1b47c9fbf47ec24_D20200101-20200331"
      decimals="-3"
      id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN18yNS9mcmFnOmJhNWNjY2ViNDBkNzQxYmU4M2RhMGJkM2IyZjkwMTM1L3RhYmxlOjgwNzI5NzgyZDYwMDQ5ZjlhOTEwYmYyOWE5NzYyMzRiL3RhYmxlcmFuZ2U6ODA3Mjk3ODJkNjAwNDlmOWE5MTBiZjI5YTk3NjIzNGJfMTQtMy0xLTEtMA_fff252d3-facc-4854-ad38-654ddafaa319"
      unitRef="usd">4100000</us-gaap:UtilitiesOperatingExpenseOther>
    <us-gaap:CostsAndExpenses
      contextRef="i3a76d1213b09470fa8c6c3f49fa75d98_D20210101-20210331"
      decimals="-3"
      id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN18yNS9mcmFnOmJhNWNjY2ViNDBkNzQxYmU4M2RhMGJkM2IyZjkwMTM1L3RhYmxlOjgwNzI5NzgyZDYwMDQ5ZjlhOTEwYmYyOWE5NzYyMzRiL3RhYmxlcmFuZ2U6ODA3Mjk3ODJkNjAwNDlmOWE5MTBiZjI5YTk3NjIzNGJfMTUtMS0xLTEtMA_98f28274-c9ac-40df-b12c-869339756c5d"
      unitRef="usd">217511000</us-gaap:CostsAndExpenses>
    <us-gaap:CostsAndExpenses
      contextRef="i052d02afe6704673b1b47c9fbf47ec24_D20200101-20200331"
      decimals="-3"
      id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN18yNS9mcmFnOmJhNWNjY2ViNDBkNzQxYmU4M2RhMGJkM2IyZjkwMTM1L3RhYmxlOjgwNzI5NzgyZDYwMDQ5ZjlhOTEwYmYyOWE5NzYyMzRiL3RhYmxlcmFuZ2U6ODA3Mjk3ODJkNjAwNDlmOWE5MTBiZjI5YTk3NjIzNGJfMTUtMy0xLTEtMA_c93c2065-fd52-4059-a806-6fe4cf683f2e"
      unitRef="usd">195458000</us-gaap:CostsAndExpenses>
    <us-gaap:OperatingIncomeLoss
      contextRef="i3a76d1213b09470fa8c6c3f49fa75d98_D20210101-20210331"
      decimals="-3"
      id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN18yNS9mcmFnOmJhNWNjY2ViNDBkNzQxYmU4M2RhMGJkM2IyZjkwMTM1L3RhYmxlOjgwNzI5NzgyZDYwMDQ5ZjlhOTEwYmYyOWE5NzYyMzRiL3RhYmxlcmFuZ2U6ODA3Mjk3ODJkNjAwNDlmOWE5MTBiZjI5YTk3NjIzNGJfMTYtMS0xLTEtMA_36f7a05d-b327-4b63-b744-b196aab33afa"
      unitRef="usd">44199000</us-gaap:OperatingIncomeLoss>
    <us-gaap:OperatingIncomeLoss
      contextRef="i052d02afe6704673b1b47c9fbf47ec24_D20200101-20200331"
      decimals="-3"
      id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN18yNS9mcmFnOmJhNWNjY2ViNDBkNzQxYmU4M2RhMGJkM2IyZjkwMTM1L3RhYmxlOjgwNzI5NzgyZDYwMDQ5ZjlhOTEwYmYyOWE5NzYyMzRiL3RhYmxlcmFuZ2U6ODA3Mjk3ODJkNjAwNDlmOWE5MTBiZjI5YTk3NjIzNGJfMTYtMy0xLTEtMA_b44b264b-75db-44bf-b4e8-136fff5334cc"
      unitRef="usd">39289000</us-gaap:OperatingIncomeLoss>
    <us-gaap:InterestAndDebtExpense
      contextRef="i3a76d1213b09470fa8c6c3f49fa75d98_D20210101-20210331"
      decimals="-3"
      id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN18yNS9mcmFnOmJhNWNjY2ViNDBkNzQxYmU4M2RhMGJkM2IyZjkwMTM1L3RhYmxlOjgwNzI5NzgyZDYwMDQ5ZjlhOTEwYmYyOWE5NzYyMzRiL3RhYmxlcmFuZ2U6ODA3Mjk3ODJkNjAwNDlmOWE5MTBiZjI5YTk3NjIzNGJfMTgtMS0xLTEtMA_3ee81fd3-1c62-42cf-8254-82701f7490d5"
      unitRef="usd">9398000</us-gaap:InterestAndDebtExpense>
    <us-gaap:InterestAndDebtExpense
      contextRef="i052d02afe6704673b1b47c9fbf47ec24_D20200101-20200331"
      decimals="-3"
      id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN18yNS9mcmFnOmJhNWNjY2ViNDBkNzQxYmU4M2RhMGJkM2IyZjkwMTM1L3RhYmxlOjgwNzI5NzgyZDYwMDQ5ZjlhOTEwYmYyOWE5NzYyMzRiL3RhYmxlcmFuZ2U6ODA3Mjk3ODJkNjAwNDlmOWE5MTBiZjI5YTk3NjIzNGJfMTgtMy0xLTEtMA_40dea24a-ee32-4659-8d18-ba865a6b5bac"
      unitRef="usd">8123000</us-gaap:InterestAndDebtExpense>
    <us-gaap:NetPeriodicDefinedBenefitsExpenseReversalOfExpenseExcludingServiceCostComponent
      contextRef="i3a76d1213b09470fa8c6c3f49fa75d98_D20210101-20210331"
      decimals="-3"
      id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN18yNS9mcmFnOmJhNWNjY2ViNDBkNzQxYmU4M2RhMGJkM2IyZjkwMTM1L3RhYmxlOjgwNzI5NzgyZDYwMDQ5ZjlhOTEwYmYyOWE5NzYyMzRiL3RhYmxlcmFuZ2U6ODA3Mjk3ODJkNjAwNDlmOWE5MTBiZjI5YTk3NjIzNGJfMTktMS0xLTEtMA_55fa9df0-4bcb-4287-9705-9d5ce7f07846"
      unitRef="usd">383000</us-gaap:NetPeriodicDefinedBenefitsExpenseReversalOfExpenseExcludingServiceCostComponent>
    <us-gaap:NetPeriodicDefinedBenefitsExpenseReversalOfExpenseExcludingServiceCostComponent
      contextRef="i052d02afe6704673b1b47c9fbf47ec24_D20200101-20200331"
      decimals="-3"
      id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN18yNS9mcmFnOmJhNWNjY2ViNDBkNzQxYmU4M2RhMGJkM2IyZjkwMTM1L3RhYmxlOjgwNzI5NzgyZDYwMDQ5ZjlhOTEwYmYyOWE5NzYyMzRiL3RhYmxlcmFuZ2U6ODA3Mjk3ODJkNjAwNDlmOWE5MTBiZjI5YTk3NjIzNGJfMTktMy0xLTEtMA_35a66084-71ca-4a24-a56c-c0833166f99f"
      unitRef="usd">871000</us-gaap:NetPeriodicDefinedBenefitsExpenseReversalOfExpenseExcludingServiceCostComponent>
    <us-gaap:OtherNonoperatingIncomeExpense
      contextRef="i3a76d1213b09470fa8c6c3f49fa75d98_D20210101-20210331"
      decimals="-3"
      id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN18yNS9mcmFnOmJhNWNjY2ViNDBkNzQxYmU4M2RhMGJkM2IyZjkwMTM1L3RhYmxlOjgwNzI5NzgyZDYwMDQ5ZjlhOTEwYmYyOWE5NzYyMzRiL3RhYmxlcmFuZ2U6ODA3Mjk3ODJkNjAwNDlmOWE5MTBiZjI5YTk3NjIzNGJfMjAtMS0xLTEtMA_28e58368-5e3d-43fc-89ab-404de8b1e3f5"
      unitRef="usd">1160000</us-gaap:OtherNonoperatingIncomeExpense>
    <us-gaap:OtherNonoperatingIncomeExpense
      contextRef="i052d02afe6704673b1b47c9fbf47ec24_D20200101-20200331"
      decimals="-3"
      id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN18yNS9mcmFnOmJhNWNjY2ViNDBkNzQxYmU4M2RhMGJkM2IyZjkwMTM1L3RhYmxlOjgwNzI5NzgyZDYwMDQ5ZjlhOTEwYmYyOWE5NzYyMzRiL3RhYmxlcmFuZ2U6ODA3Mjk3ODJkNjAwNDlmOWE5MTBiZjI5YTk3NjIzNGJfMjAtMy0xLTEtMA_968fb0b6-5844-452b-a0bb-01faed81ed37"
      unitRef="usd">-389000</us-gaap:OtherNonoperatingIncomeExpense>
    <us-gaap:IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest
      contextRef="i3a76d1213b09470fa8c6c3f49fa75d98_D20210101-20210331"
      decimals="-3"
      id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN18yNS9mcmFnOmJhNWNjY2ViNDBkNzQxYmU4M2RhMGJkM2IyZjkwMTM1L3RhYmxlOjgwNzI5NzgyZDYwMDQ5ZjlhOTEwYmYyOWE5NzYyMzRiL3RhYmxlcmFuZ2U6ODA3Mjk3ODJkNjAwNDlmOWE5MTBiZjI5YTk3NjIzNGJfMjEtMS0xLTEtMA_c0f25d73-22c2-4c10-bf8d-5bfab83ca425"
      unitRef="usd">35578000</us-gaap:IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest>
    <us-gaap:IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest
      contextRef="i052d02afe6704673b1b47c9fbf47ec24_D20200101-20200331"
      decimals="-3"
      id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN18yNS9mcmFnOmJhNWNjY2ViNDBkNzQxYmU4M2RhMGJkM2IyZjkwMTM1L3RhYmxlOjgwNzI5NzgyZDYwMDQ5ZjlhOTEwYmYyOWE5NzYyMzRiL3RhYmxlcmFuZ2U6ODA3Mjk3ODJkNjAwNDlmOWE5MTBiZjI5YTk3NjIzNGJfMjEtMy0xLTEtMA_08774d88-6a7c-4601-aa15-dab08bd61d31"
      unitRef="usd">29906000</us-gaap:IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest>
    <us-gaap:IncomeTaxExpenseBenefit
      contextRef="i3a76d1213b09470fa8c6c3f49fa75d98_D20210101-20210331"
      decimals="-3"
      id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN18yNS9mcmFnOmJhNWNjY2ViNDBkNzQxYmU4M2RhMGJkM2IyZjkwMTM1L3RhYmxlOjgwNzI5NzgyZDYwMDQ5ZjlhOTEwYmYyOWE5NzYyMzRiL3RhYmxlcmFuZ2U6ODA3Mjk3ODJkNjAwNDlmOWE5MTBiZjI5YTk3NjIzNGJfMjItMS0xLTEtMA_499c683d-433c-4596-95fa-73dd38f5a224"
      unitRef="usd">5249000</us-gaap:IncomeTaxExpenseBenefit>
    <us-gaap:IncomeTaxExpenseBenefit
      contextRef="i052d02afe6704673b1b47c9fbf47ec24_D20200101-20200331"
      decimals="-3"
      id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN18yNS9mcmFnOmJhNWNjY2ViNDBkNzQxYmU4M2RhMGJkM2IyZjkwMTM1L3RhYmxlOjgwNzI5NzgyZDYwMDQ5ZjlhOTEwYmYyOWE5NzYyMzRiL3RhYmxlcmFuZ2U6ODA3Mjk3ODJkNjAwNDlmOWE5MTBiZjI5YTk3NjIzNGJfMjItMy0xLTEtMA_bec7d45e-3fb9-4798-8a24-1abcef14fae0"
      unitRef="usd">5638000</us-gaap:IncomeTaxExpenseBenefit>
    <us-gaap:NetIncomeLoss
      contextRef="i3a76d1213b09470fa8c6c3f49fa75d98_D20210101-20210331"
      decimals="-3"
      id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN18yNS9mcmFnOmJhNWNjY2ViNDBkNzQxYmU4M2RhMGJkM2IyZjkwMTM1L3RhYmxlOjgwNzI5NzgyZDYwMDQ5ZjlhOTEwYmYyOWE5NzYyMzRiL3RhYmxlcmFuZ2U6ODA3Mjk3ODJkNjAwNDlmOWE5MTBiZjI5YTk3NjIzNGJfMjMtMS0xLTEtMA_4821461d-c1ce-4e05-9a68-e718b5de2035"
      unitRef="usd">30329000</us-gaap:NetIncomeLoss>
    <us-gaap:NetIncomeLoss
      contextRef="i052d02afe6704673b1b47c9fbf47ec24_D20200101-20200331"
      decimals="-3"
      id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN18yNS9mcmFnOmJhNWNjY2ViNDBkNzQxYmU4M2RhMGJkM2IyZjkwMTM1L3RhYmxlOjgwNzI5NzgyZDYwMDQ5ZjlhOTEwYmYyOWE5NzYyMzRiL3RhYmxlcmFuZ2U6ODA3Mjk3ODJkNjAwNDlmOWE5MTBiZjI5YTk3NjIzNGJfMjMtMy0xLTEtMA_14b7a679-f904-4db7-9ffa-199bf3b44198"
      unitRef="usd">24268000</us-gaap:NetIncomeLoss>
    <us-gaap:WeightedAverageNumberOfSharesOutstandingBasic
      contextRef="i3a76d1213b09470fa8c6c3f49fa75d98_D20210101-20210331"
      decimals="-3"
      id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN18yNS9mcmFnOmJhNWNjY2ViNDBkNzQxYmU4M2RhMGJkM2IyZjkwMTM1L3RhYmxlOjgwNzI5NzgyZDYwMDQ5ZjlhOTEwYmYyOWE5NzYyMzRiL3RhYmxlcmFuZ2U6ODA3Mjk3ODJkNjAwNDlmOWE5MTBiZjI5YTk3NjIzNGJfMjYtMS0xLTEtMA_a76bf184-212a-47cb-9740-05b8d7c543b8"
      unitRef="shares">41455000</us-gaap:WeightedAverageNumberOfSharesOutstandingBasic>
    <us-gaap:WeightedAverageNumberOfSharesOutstandingBasic
      contextRef="i052d02afe6704673b1b47c9fbf47ec24_D20200101-20200331"
      decimals="-3"
      id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN18yNS9mcmFnOmJhNWNjY2ViNDBkNzQxYmU4M2RhMGJkM2IyZjkwMTM1L3RhYmxlOjgwNzI5NzgyZDYwMDQ5ZjlhOTEwYmYyOWE5NzYyMzRiL3RhYmxlcmFuZ2U6ODA3Mjk3ODJkNjAwNDlmOWE5MTBiZjI5YTk3NjIzNGJfMjYtMy0xLTEtMA_8c085603-9c47-42f3-8dac-22e056dba59c"
      unitRef="shares">40217000</us-gaap:WeightedAverageNumberOfSharesOutstandingBasic>
    <us-gaap:WeightedAverageNumberOfDilutedSharesOutstanding
      contextRef="i3a76d1213b09470fa8c6c3f49fa75d98_D20210101-20210331"
      decimals="-3"
      id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN18yNS9mcmFnOmJhNWNjY2ViNDBkNzQxYmU4M2RhMGJkM2IyZjkwMTM1L3RhYmxlOjgwNzI5NzgyZDYwMDQ5ZjlhOTEwYmYyOWE5NzYyMzRiL3RhYmxlcmFuZ2U6ODA3Mjk3ODJkNjAwNDlmOWE5MTBiZjI5YTk3NjIzNGJfMjctMS0xLTEtMA_deb37a8e-08ba-4831-971b-957090301545"
      unitRef="shares">41700000</us-gaap:WeightedAverageNumberOfDilutedSharesOutstanding>
    <us-gaap:WeightedAverageNumberOfDilutedSharesOutstanding
      contextRef="i052d02afe6704673b1b47c9fbf47ec24_D20200101-20200331"
      decimals="-3"
      id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN18yNS9mcmFnOmJhNWNjY2ViNDBkNzQxYmU4M2RhMGJkM2IyZjkwMTM1L3RhYmxlOjgwNzI5NzgyZDYwMDQ5ZjlhOTEwYmYyOWE5NzYyMzRiL3RhYmxlcmFuZ2U6ODA3Mjk3ODJkNjAwNDlmOWE5MTBiZjI5YTk3NjIzNGJfMjctMy0xLTEtMA_fabaa1ea-3755-45e4-bc8e-50ff9a0ff218"
      unitRef="shares">40444000</us-gaap:WeightedAverageNumberOfDilutedSharesOutstanding>
    <us-gaap:EarningsPerShareBasic
      contextRef="i3a76d1213b09470fa8c6c3f49fa75d98_D20210101-20210331"
      decimals="2"
      id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN18yNS9mcmFnOmJhNWNjY2ViNDBkNzQxYmU4M2RhMGJkM2IyZjkwMTM1L3RhYmxlOjgwNzI5NzgyZDYwMDQ5ZjlhOTEwYmYyOWE5NzYyMzRiL3RhYmxlcmFuZ2U6ODA3Mjk3ODJkNjAwNDlmOWE5MTBiZjI5YTk3NjIzNGJfMjktMS0xLTEtMA_2dd77374-ba8d-48d3-90ee-8074ffa69e64"
      unitRef="usdPerShare">0.73</us-gaap:EarningsPerShareBasic>
    <us-gaap:EarningsPerShareBasic
      contextRef="i052d02afe6704673b1b47c9fbf47ec24_D20200101-20200331"
      decimals="2"
      id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN18yNS9mcmFnOmJhNWNjY2ViNDBkNzQxYmU4M2RhMGJkM2IyZjkwMTM1L3RhYmxlOjgwNzI5NzgyZDYwMDQ5ZjlhOTEwYmYyOWE5NzYyMzRiL3RhYmxlcmFuZ2U6ODA3Mjk3ODJkNjAwNDlmOWE5MTBiZjI5YTk3NjIzNGJfMjktMy0xLTEtMA_4f786032-d64b-4cc5-942d-7733bcb14494"
      unitRef="usdPerShare">0.60</us-gaap:EarningsPerShareBasic>
    <us-gaap:EarningsPerShareDiluted
      contextRef="i3a76d1213b09470fa8c6c3f49fa75d98_D20210101-20210331"
      decimals="2"
      id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN18yNS9mcmFnOmJhNWNjY2ViNDBkNzQxYmU4M2RhMGJkM2IyZjkwMTM1L3RhYmxlOjgwNzI5NzgyZDYwMDQ5ZjlhOTEwYmYyOWE5NzYyMzRiL3RhYmxlcmFuZ2U6ODA3Mjk3ODJkNjAwNDlmOWE5MTBiZjI5YTk3NjIzNGJfMzAtMS0xLTEtMA_5460e51f-816c-407b-9c4e-78bea3bfcc23"
      unitRef="usdPerShare">0.73</us-gaap:EarningsPerShareDiluted>
    <us-gaap:EarningsPerShareDiluted
      contextRef="i052d02afe6704673b1b47c9fbf47ec24_D20200101-20200331"
      decimals="2"
      id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN18yNS9mcmFnOmJhNWNjY2ViNDBkNzQxYmU4M2RhMGJkM2IyZjkwMTM1L3RhYmxlOjgwNzI5NzgyZDYwMDQ5ZjlhOTEwYmYyOWE5NzYyMzRiL3RhYmxlcmFuZ2U6ODA3Mjk3ODJkNjAwNDlmOWE5MTBiZjI5YTk3NjIzNGJfMzAtMy0xLTEtMA_817723a2-0aed-4389-95f7-2340e86722de"
      unitRef="usdPerShare">0.60</us-gaap:EarningsPerShareDiluted>
    <us-gaap:NetIncomeLoss
      contextRef="i3a76d1213b09470fa8c6c3f49fa75d98_D20210101-20210331"
      decimals="-3"
      id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN18yOC9mcmFnOjhiNDNiYzZlMjczZDQ1N2RhNWQxY2RiYTRiNzQ2ZDJkL3RhYmxlOjI0MTMzZDY0NTJkOTQ5ZTg4YjVlNzI1MmE2OTIzZTMxL3RhYmxlcmFuZ2U6MjQxMzNkNjQ1MmQ5NDllODhiNWU3MjUyYTY5MjNlMzFfMy0xLTEtMS0w_1777eee9-4e77-4791-a1dc-10dce1cfd37c"
      unitRef="usd">30329000</us-gaap:NetIncomeLoss>
    <us-gaap:NetIncomeLoss
      contextRef="i052d02afe6704673b1b47c9fbf47ec24_D20200101-20200331"
      decimals="-3"
      id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN18yOC9mcmFnOjhiNDNiYzZlMjczZDQ1N2RhNWQxY2RiYTRiNzQ2ZDJkL3RhYmxlOjI0MTMzZDY0NTJkOTQ5ZTg4YjVlNzI1MmE2OTIzZTMxL3RhYmxlcmFuZ2U6MjQxMzNkNjQ1MmQ5NDllODhiNWU3MjUyYTY5MjNlMzFfMy0zLTEtMS0w_a7fc3ecd-6aa2-46ca-96d8-f1acdf695de7"
      unitRef="usd">24268000</us-gaap:NetIncomeLoss>
    <us-gaap:OtherComprehensiveIncomeLossReclassificationAdjustmentFromAOCIForSaleOfSecuritiesBeforeTax
      contextRef="i3a76d1213b09470fa8c6c3f49fa75d98_D20210101-20210331"
      decimals="-3"
      id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN18yOC9mcmFnOjhiNDNiYzZlMjczZDQ1N2RhNWQxY2RiYTRiNzQ2ZDJkL3RhYmxlOjI0MTMzZDY0NTJkOTQ5ZTg4YjVlNzI1MmE2OTIzZTMxL3RhYmxlcmFuZ2U6MjQxMzNkNjQ1MmQ5NDllODhiNWU3MjUyYTY5MjNlMzFfNi0xLTEtMS0w_0720ef6f-cda9-4392-9593-d84256fca62f"
      unitRef="usd">5000</us-gaap:OtherComprehensiveIncomeLossReclassificationAdjustmentFromAOCIForSaleOfSecuritiesBeforeTax>
    <us-gaap:OtherComprehensiveIncomeLossReclassificationAdjustmentFromAOCIForSaleOfSecuritiesBeforeTax
      contextRef="i052d02afe6704673b1b47c9fbf47ec24_D20200101-20200331"
      decimals="-3"
      id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN18yOC9mcmFnOjhiNDNiYzZlMjczZDQ1N2RhNWQxY2RiYTRiNzQ2ZDJkL3RhYmxlOjI0MTMzZDY0NTJkOTQ5ZTg4YjVlNzI1MmE2OTIzZTMxL3RhYmxlcmFuZ2U6MjQxMzNkNjQ1MmQ5NDllODhiNWU3MjUyYTY5MjNlMzFfNi0zLTEtMS0w_e4d18635-c21c-42ca-9e54-3f392e4f7bb4"
      unitRef="usd">-2000</us-gaap:OtherComprehensiveIncomeLossReclassificationAdjustmentFromAOCIForSaleOfSecuritiesBeforeTax>
    <us-gaap:OtherComprehensiveIncomeUnrealizedHoldingGainLossOnSecuritiesArisingDuringPeriodBeforeTax
      contextRef="i3a76d1213b09470fa8c6c3f49fa75d98_D20210101-20210331"
      decimals="-3"
      id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN18yOC9mcmFnOjhiNDNiYzZlMjczZDQ1N2RhNWQxY2RiYTRiNzQ2ZDJkL3RhYmxlOjI0MTMzZDY0NTJkOTQ5ZTg4YjVlNzI1MmE2OTIzZTMxL3RhYmxlcmFuZ2U6MjQxMzNkNjQ1MmQ5NDllODhiNWU3MjUyYTY5MjNlMzFfNy0xLTEtMS0w_5138d6c5-5e61-4ce0-9076-abaa10b322b8"
      unitRef="usd">-40000</us-gaap:OtherComprehensiveIncomeUnrealizedHoldingGainLossOnSecuritiesArisingDuringPeriodBeforeTax>
    <us-gaap:OtherComprehensiveIncomeUnrealizedHoldingGainLossOnSecuritiesArisingDuringPeriodBeforeTax
      contextRef="i052d02afe6704673b1b47c9fbf47ec24_D20200101-20200331"
      decimals="-3"
      id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN18yOC9mcmFnOjhiNDNiYzZlMjczZDQ1N2RhNWQxY2RiYTRiNzQ2ZDJkL3RhYmxlOjI0MTMzZDY0NTJkOTQ5ZTg4YjVlNzI1MmE2OTIzZTMxL3RhYmxlcmFuZ2U6MjQxMzNkNjQ1MmQ5NDllODhiNWU3MjUyYTY5MjNlMzFfNy0zLTEtMS0w_fd5bb5cf-bd15-4710-bceb-aa27ca936442"
      unitRef="usd">126000</us-gaap:OtherComprehensiveIncomeUnrealizedHoldingGainLossOnSecuritiesArisingDuringPeriodBeforeTax>
    <us-gaap:OtherComprehensiveIncomeAvailableforsaleSecuritiesTaxPortionAttributableToParent
      contextRef="i3a76d1213b09470fa8c6c3f49fa75d98_D20210101-20210331"
      decimals="-3"
      id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN18yOC9mcmFnOjhiNDNiYzZlMjczZDQ1N2RhNWQxY2RiYTRiNzQ2ZDJkL3RhYmxlOjI0MTMzZDY0NTJkOTQ5ZTg4YjVlNzI1MmE2OTIzZTMxL3RhYmxlcmFuZ2U6MjQxMzNkNjQ1MmQ5NDllODhiNWU3MjUyYTY5MjNlMzFfOC0xLTEtMS0w_2ff2fc6d-a269-4f96-a093-943cdbedc272"
      unitRef="usd">-10000</us-gaap:OtherComprehensiveIncomeAvailableforsaleSecuritiesTaxPortionAttributableToParent>
    <us-gaap:OtherComprehensiveIncomeAvailableforsaleSecuritiesTaxPortionAttributableToParent
      contextRef="i052d02afe6704673b1b47c9fbf47ec24_D20200101-20200331"
      decimals="-3"
      id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN18yOC9mcmFnOjhiNDNiYzZlMjczZDQ1N2RhNWQxY2RiYTRiNzQ2ZDJkL3RhYmxlOjI0MTMzZDY0NTJkOTQ5ZTg4YjVlNzI1MmE2OTIzZTMxL3RhYmxlcmFuZ2U6MjQxMzNkNjQ1MmQ5NDllODhiNWU3MjUyYTY5MjNlMzFfOC0zLTEtMS0w_23ff4669-c385-4b5f-a57d-87bb459a4456"
      unitRef="usd">27000</us-gaap:OtherComprehensiveIncomeAvailableforsaleSecuritiesTaxPortionAttributableToParent>
    <us-gaap:OtherComprehensiveIncomeAvailableforsaleSecuritiesAdjustmentNetOfTaxPortionAttributableToParent
      contextRef="i3a76d1213b09470fa8c6c3f49fa75d98_D20210101-20210331"
      decimals="-3"
      id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN18yOC9mcmFnOjhiNDNiYzZlMjczZDQ1N2RhNWQxY2RiYTRiNzQ2ZDJkL3RhYmxlOjI0MTMzZDY0NTJkOTQ5ZTg4YjVlNzI1MmE2OTIzZTMxL3RhYmxlcmFuZ2U6MjQxMzNkNjQ1MmQ5NDllODhiNWU3MjUyYTY5MjNlMzFfOS0xLTEtMS0w_748657be-340a-445e-accf-e2a89a515af4"
      unitRef="usd">-35000</us-gaap:OtherComprehensiveIncomeAvailableforsaleSecuritiesAdjustmentNetOfTaxPortionAttributableToParent>
    <us-gaap:OtherComprehensiveIncomeAvailableforsaleSecuritiesAdjustmentNetOfTaxPortionAttributableToParent
      contextRef="i052d02afe6704673b1b47c9fbf47ec24_D20200101-20200331"
      decimals="-3"
      id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN18yOC9mcmFnOjhiNDNiYzZlMjczZDQ1N2RhNWQxY2RiYTRiNzQ2ZDJkL3RhYmxlOjI0MTMzZDY0NTJkOTQ5ZTg4YjVlNzI1MmE2OTIzZTMxL3RhYmxlcmFuZ2U6MjQxMzNkNjQ1MmQ5NDllODhiNWU3MjUyYTY5MjNlMzFfOS0zLTEtMS0w_55460d36-598a-43fa-9301-8ab41115a3dc"
      unitRef="usd">101000</us-gaap:OtherComprehensiveIncomeAvailableforsaleSecuritiesAdjustmentNetOfTaxPortionAttributableToParent>
    <us-gaap:OtherComprehensiveIncomeDefinedBenefitPlansAdjustmentBeforeTaxPortionAttributableToParent
      contextRef="i3a76d1213b09470fa8c6c3f49fa75d98_D20210101-20210331"
      decimals="-3"
      id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN18yOC9mcmFnOjhiNDNiYzZlMjczZDQ1N2RhNWQxY2RiYTRiNzQ2ZDJkL3RhYmxlOjI0MTMzZDY0NTJkOTQ5ZTg4YjVlNzI1MmE2OTIzZTMxL3RhYmxlcmFuZ2U6MjQxMzNkNjQ1MmQ5NDllODhiNWU3MjUyYTY5MjNlMzFfMTItMS0xLTEtMA_ac86b478-cee8-49ec-9087-02cf3ce88305"
      unitRef="usd">-203000</us-gaap:OtherComprehensiveIncomeDefinedBenefitPlansAdjustmentBeforeTaxPortionAttributableToParent>
    <us-gaap:OtherComprehensiveIncomeDefinedBenefitPlansAdjustmentBeforeTaxPortionAttributableToParent
      contextRef="i052d02afe6704673b1b47c9fbf47ec24_D20200101-20200331"
      decimals="-3"
      id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN18yOC9mcmFnOjhiNDNiYzZlMjczZDQ1N2RhNWQxY2RiYTRiNzQ2ZDJkL3RhYmxlOjI0MTMzZDY0NTJkOTQ5ZTg4YjVlNzI1MmE2OTIzZTMxL3RhYmxlcmFuZ2U6MjQxMzNkNjQ1MmQ5NDllODhiNWU3MjUyYTY5MjNlMzFfMTItMy0xLTEtMA_faa17647-ce31-4e6c-9977-474b0255f436"
      unitRef="usd">-138000</us-gaap:OtherComprehensiveIncomeDefinedBenefitPlansAdjustmentBeforeTaxPortionAttributableToParent>
    <us-gaap:OtherComprehensiveIncomeDefinedBenefitPlansTaxPortionAttributableToParent
      contextRef="i3a76d1213b09470fa8c6c3f49fa75d98_D20210101-20210331"
      decimals="-3"
      id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN18yOC9mcmFnOjhiNDNiYzZlMjczZDQ1N2RhNWQxY2RiYTRiNzQ2ZDJkL3RhYmxlOjI0MTMzZDY0NTJkOTQ5ZTg4YjVlNzI1MmE2OTIzZTMxL3RhYmxlcmFuZ2U6MjQxMzNkNjQ1MmQ5NDllODhiNWU3MjUyYTY5MjNlMzFfMTMtMS0xLTEtMA_8ff147e3-5bb9-440b-8df4-0a0986be0a5b"
      unitRef="usd">-53000</us-gaap:OtherComprehensiveIncomeDefinedBenefitPlansTaxPortionAttributableToParent>
    <us-gaap:OtherComprehensiveIncomeDefinedBenefitPlansTaxPortionAttributableToParent
      contextRef="i052d02afe6704673b1b47c9fbf47ec24_D20200101-20200331"
      decimals="-3"
      id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN18yOC9mcmFnOjhiNDNiYzZlMjczZDQ1N2RhNWQxY2RiYTRiNzQ2ZDJkL3RhYmxlOjI0MTMzZDY0NTJkOTQ5ZTg4YjVlNzI1MmE2OTIzZTMxL3RhYmxlcmFuZ2U6MjQxMzNkNjQ1MmQ5NDllODhiNWU3MjUyYTY5MjNlMzFfMTMtMy0xLTEtMA_e331172f-3b77-4ad3-92b1-e50df5365d78"
      unitRef="usd">-36000</us-gaap:OtherComprehensiveIncomeDefinedBenefitPlansTaxPortionAttributableToParent>
    <us-gaap:OtherComprehensiveIncomeDefinedBenefitPlansAdjustmentNetOfTaxPortionAttributableToParent
      contextRef="i3a76d1213b09470fa8c6c3f49fa75d98_D20210101-20210331"
      decimals="-3"
      id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN18yOC9mcmFnOjhiNDNiYzZlMjczZDQ1N2RhNWQxY2RiYTRiNzQ2ZDJkL3RhYmxlOjI0MTMzZDY0NTJkOTQ5ZTg4YjVlNzI1MmE2OTIzZTMxL3RhYmxlcmFuZ2U6MjQxMzNkNjQ1MmQ5NDllODhiNWU3MjUyYTY5MjNlMzFfMTUtMS0xLTEtMA_90ea6b4f-74be-4e03-9f09-1b71c8812363"
      unitRef="usd">-150000</us-gaap:OtherComprehensiveIncomeDefinedBenefitPlansAdjustmentNetOfTaxPortionAttributableToParent>
    <us-gaap:OtherComprehensiveIncomeDefinedBenefitPlansAdjustmentNetOfTaxPortionAttributableToParent
      contextRef="i052d02afe6704673b1b47c9fbf47ec24_D20200101-20200331"
      decimals="-3"
      id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN18yOC9mcmFnOjhiNDNiYzZlMjczZDQ1N2RhNWQxY2RiYTRiNzQ2ZDJkL3RhYmxlOjI0MTMzZDY0NTJkOTQ5ZTg4YjVlNzI1MmE2OTIzZTMxL3RhYmxlcmFuZ2U6MjQxMzNkNjQ1MmQ5NDllODhiNWU3MjUyYTY5MjNlMzFfMTUtMy0xLTEtMA_d48a64eb-8f32-44d0-8850-41dd6bda7952"
      unitRef="usd">-102000</us-gaap:OtherComprehensiveIncomeDefinedBenefitPlansAdjustmentNetOfTaxPortionAttributableToParent>
    <us-gaap:OtherComprehensiveIncomeLossNetOfTaxPortionAttributableToParent
      contextRef="i3a76d1213b09470fa8c6c3f49fa75d98_D20210101-20210331"
      decimals="-3"
      id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN18yOC9mcmFnOjhiNDNiYzZlMjczZDQ1N2RhNWQxY2RiYTRiNzQ2ZDJkL3RhYmxlOjI0MTMzZDY0NTJkOTQ5ZTg4YjVlNzI1MmE2OTIzZTMxL3RhYmxlcmFuZ2U6MjQxMzNkNjQ1MmQ5NDllODhiNWU3MjUyYTY5MjNlMzFfMTYtMS0xLTEtMA_65844fdb-c204-4939-aec9-7c5f2ce6c99c"
      unitRef="usd">115000</us-gaap:OtherComprehensiveIncomeLossNetOfTaxPortionAttributableToParent>
    <us-gaap:OtherComprehensiveIncomeLossNetOfTaxPortionAttributableToParent
      contextRef="i052d02afe6704673b1b47c9fbf47ec24_D20200101-20200331"
      decimals="-3"
      id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN18yOC9mcmFnOjhiNDNiYzZlMjczZDQ1N2RhNWQxY2RiYTRiNzQ2ZDJkL3RhYmxlOjI0MTMzZDY0NTJkOTQ5ZTg4YjVlNzI1MmE2OTIzZTMxL3RhYmxlcmFuZ2U6MjQxMzNkNjQ1MmQ5NDllODhiNWU3MjUyYTY5MjNlMzFfMTYtMy0xLTEtMA_e438e67a-e185-44ad-b91b-46a0438fa7aa"
      unitRef="usd">203000</us-gaap:OtherComprehensiveIncomeLossNetOfTaxPortionAttributableToParent>
    <us-gaap:ComprehensiveIncomeNetOfTax
      contextRef="i3a76d1213b09470fa8c6c3f49fa75d98_D20210101-20210331"
      decimals="-3"
      id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN18yOC9mcmFnOjhiNDNiYzZlMjczZDQ1N2RhNWQxY2RiYTRiNzQ2ZDJkL3RhYmxlOjI0MTMzZDY0NTJkOTQ5ZTg4YjVlNzI1MmE2OTIzZTMxL3RhYmxlcmFuZ2U6MjQxMzNkNjQ1MmQ5NDllODhiNWU3MjUyYTY5MjNlMzFfMTctMS0xLTEtMA_9165aa0b-9dfd-4946-89d5-64e947f871b6"
      unitRef="usd">30444000</us-gaap:ComprehensiveIncomeNetOfTax>
    <us-gaap:ComprehensiveIncomeNetOfTax
      contextRef="i052d02afe6704673b1b47c9fbf47ec24_D20200101-20200331"
      decimals="-3"
      id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN18yOC9mcmFnOjhiNDNiYzZlMjczZDQ1N2RhNWQxY2RiYTRiNzQ2ZDJkL3RhYmxlOjI0MTMzZDY0NTJkOTQ5ZTg4YjVlNzI1MmE2OTIzZTMxL3RhYmxlcmFuZ2U6MjQxMzNkNjQ1MmQ5NDllODhiNWU3MjUyYTY5MjNlMzFfMTctMy0xLTEtMA_68c652b6-c22f-4b23-b5f6-dd6d93d16bdf"
      unitRef="usd">24471000</us-gaap:ComprehensiveIncomeNetOfTax>
    <us-gaap:SharesOutstanding
      contextRef="ie0f5bee305b54d3a9022577264d8c938_I20201231"
      decimals="INF"
      id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN18zMS9mcmFnOjM1NjIwNzI5NTQ3OTRmZGE5MmQ3MjhhZWI5MjFmNTQyL3RhYmxlOmVjMTkwNTE1MmMyMjQ1ZmQ5MTk4MGEyMGNhMjRmMTdiL3RhYmxlcmFuZ2U6ZWMxOTA1MTUyYzIyNDVmZDkxOTgwYTIwY2EyNGYxN2JfMi0xLTEtMS0w_e38f7b3c-0eec-426d-9432-4fbbfe674e2f"
      unitRef="shares">41469879</us-gaap:SharesOutstanding>
    <us-gaap:StockholdersEquity
      contextRef="ie0f5bee305b54d3a9022577264d8c938_I20201231"
      decimals="-3"
      id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN18zMS9mcmFnOjM1NjIwNzI5NTQ3OTRmZGE5MmQ3MjhhZWI5MjFmNTQyL3RhYmxlOmVjMTkwNTE1MmMyMjQ1ZmQ5MTk4MGEyMGNhMjRmMTdiL3RhYmxlcmFuZ2U6ZWMxOTA1MTUyYzIyNDVmZDkxOTgwYTIwY2EyNGYxN2JfMi0zLTEtMS0w_2082c853-85a6-4b67-acfc-7250b3bc4718"
      unitRef="usd">207349000</us-gaap:StockholdersEquity>
    <us-gaap:StockholdersEquity
      contextRef="ice405aeaeaf349489e6bea520d524e6a_I20201231"
      decimals="-3"
      id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN18zMS9mcmFnOjM1NjIwNzI5NTQ3OTRmZGE5MmQ3MjhhZWI5MjFmNTQyL3RhYmxlOmVjMTkwNTE1MmMyMjQ1ZmQ5MTk4MGEyMGNhMjRmMTdiL3RhYmxlcmFuZ2U6ZWMxOTA1MTUyYzIyNDVmZDkxOTgwYTIwY2EyNGYxN2JfMi01LTEtMS0w_d1e2a186-1829-499b-af2a-a00d57a8300e"
      unitRef="usd">414246000</us-gaap:StockholdersEquity>
    <us-gaap:StockholdersEquity
      contextRef="i5ff4864c75ff4477b40c7e2d852a8c48_I20201231"
      decimals="-3"
      id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN18zMS9mcmFnOjM1NjIwNzI5NTQ3OTRmZGE5MmQ3MjhhZWI5MjFmNTQyL3RhYmxlOmVjMTkwNTE1MmMyMjQ1ZmQ5MTk4MGEyMGNhMjRmMTdiL3RhYmxlcmFuZ2U6ZWMxOTA1MTUyYzIyNDVmZDkxOTgwYTIwY2EyNGYxN2JfMi03LTEtMS0w_e287dbcb-0a6d-4d21-bd3e-9f308c2750b2"
      unitRef="usd">257878000</us-gaap:StockholdersEquity>
    <us-gaap:StockholdersEquity
      contextRef="i56afa85b9e9e44b6869b318a489369da_I20201231"
      decimals="-3"
      id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN18zMS9mcmFnOjM1NjIwNzI5NTQ3OTRmZGE5MmQ3MjhhZWI5MjFmNTQyL3RhYmxlOmVjMTkwNTE1MmMyMjQ1ZmQ5MTk4MGEyMGNhMjRmMTdiL3RhYmxlcmFuZ2U6ZWMxOTA1MTUyYzIyNDVmZDkxOTgwYTIwY2EyNGYxN2JfMi05LTEtMS0w_a3a64a6f-803b-492a-8da7-6e7981d50885"
      unitRef="usd">-8507000</us-gaap:StockholdersEquity>
    <us-gaap:StockholdersEquity
      contextRef="ifaff5a04688f4997a27c915d8eb05db2_I20201231"
      decimals="-3"
      id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN18zMS9mcmFnOjM1NjIwNzI5NTQ3OTRmZGE5MmQ3MjhhZWI5MjFmNTQyL3RhYmxlOmVjMTkwNTE1MmMyMjQ1ZmQ5MTk4MGEyMGNhMjRmMTdiL3RhYmxlcmFuZ2U6ZWMxOTA1MTUyYzIyNDVmZDkxOTgwYTIwY2EyNGYxN2JfMi0xMS0xLTEtMA_31a23f59-2bad-4b87-856f-7e879b0ddba6"
      unitRef="usd">870966000</us-gaap:StockholdersEquity>
    <us-gaap:StockIssuedDuringPeriodSharesNewIssues
      contextRef="ib5cddad86e6a49b7addf23886328d211_D20210101-20210331"
      decimals="INF"
      id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN18zMS9mcmFnOjM1NjIwNzI5NTQ3OTRmZGE5MmQ3MjhhZWI5MjFmNTQyL3RhYmxlOmVjMTkwNTE1MmMyMjQ1ZmQ5MTk4MGEyMGNhMjRmMTdiL3RhYmxlcmFuZ2U6ZWMxOTA1MTUyYzIyNDVmZDkxOTgwYTIwY2EyNGYxN2JfMy0xLTEtMS0w_ac5360cc-18c5-4bbd-8809-733cad3e27bb"
      unitRef="shares">76277</us-gaap:StockIssuedDuringPeriodSharesNewIssues>
    <us-gaap:StockIssuedDuringPeriodValueNewIssues
      contextRef="ib5cddad86e6a49b7addf23886328d211_D20210101-20210331"
      decimals="-3"
      id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN18zMS9mcmFnOjM1NjIwNzI5NTQ3OTRmZGE5MmQ3MjhhZWI5MjFmNTQyL3RhYmxlOmVjMTkwNTE1MmMyMjQ1ZmQ5MTk4MGEyMGNhMjRmMTdiL3RhYmxlcmFuZ2U6ZWMxOTA1MTUyYzIyNDVmZDkxOTgwYTIwY2EyNGYxN2JfMy0zLTEtMS0w_ebaae883-52cb-4073-b82a-81cd2769193d"
      unitRef="usd">382000</us-gaap:StockIssuedDuringPeriodValueNewIssues>
    <us-gaap:StockIssuedDuringPeriodValueNewIssues
      contextRef="i2167a2a8d68f4f2786f4eae003ee1d5a_D20210101-20210331"
      decimals="-3"
      id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN18zMS9mcmFnOjM1NjIwNzI5NTQ3OTRmZGE5MmQ3MjhhZWI5MjFmNTQyL3RhYmxlOmVjMTkwNTE1MmMyMjQ1ZmQ5MTk4MGEyMGNhMjRmMTdiL3RhYmxlcmFuZ2U6ZWMxOTA1MTUyYzIyNDVmZDkxOTgwYTIwY2EyNGYxN2JfMy01LTEtMS0w_a4b44b23-5f58-4e74-b24e-c2ff9de4bf06"
      unitRef="usd">-407000</us-gaap:StockIssuedDuringPeriodValueNewIssues>
    <us-gaap:StockIssuedDuringPeriodValueNewIssues
      contextRef="i3a76d1213b09470fa8c6c3f49fa75d98_D20210101-20210331"
      decimals="-3"
      id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN18zMS9mcmFnOjM1NjIwNzI5NTQ3OTRmZGE5MmQ3MjhhZWI5MjFmNTQyL3RhYmxlOmVjMTkwNTE1MmMyMjQ1ZmQ5MTk4MGEyMGNhMjRmMTdiL3RhYmxlcmFuZ2U6ZWMxOTA1MTUyYzIyNDVmZDkxOTgwYTIwY2EyNGYxN2JfMy0xMS0xLTEtMA_5eb93104-5eee-4131-8604-0e50ebc597c9"
      unitRef="usd">-25000</us-gaap:StockIssuedDuringPeriodValueNewIssues>
    <us-gaap:StockRepurchasedAndRetiredDuringPeriodShares
      contextRef="ib5cddad86e6a49b7addf23886328d211_D20210101-20210331"
      decimals="INF"
      id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN18zMS9mcmFnOjM1NjIwNzI5NTQ3OTRmZGE5MmQ3MjhhZWI5MjFmNTQyL3RhYmxlOmVjMTkwNTE1MmMyMjQ1ZmQ5MTk4MGEyMGNhMjRmMTdiL3RhYmxlcmFuZ2U6ZWMxOTA1MTUyYzIyNDVmZDkxOTgwYTIwY2EyNGYxN2JfNC0xLTEtMS0w_9cb7d68b-584c-450f-9230-a26b73171a40"
      unitRef="shares">35701</us-gaap:StockRepurchasedAndRetiredDuringPeriodShares>
    <us-gaap:StockRepurchasedAndRetiredDuringPeriodValue
      contextRef="ib5cddad86e6a49b7addf23886328d211_D20210101-20210331"
      decimals="-3"
      id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN18zMS9mcmFnOjM1NjIwNzI5NTQ3OTRmZGE5MmQ3MjhhZWI5MjFmNTQyL3RhYmxlOmVjMTkwNTE1MmMyMjQ1ZmQ5MTk4MGEyMGNhMjRmMTdiL3RhYmxlcmFuZ2U6ZWMxOTA1MTUyYzIyNDVmZDkxOTgwYTIwY2EyNGYxN2JfNC0zLTEtMS0w_7cccaeea-bbba-4115-a9d5-fbfa36571ec6"
      unitRef="usd">179000</us-gaap:StockRepurchasedAndRetiredDuringPeriodValue>
    <us-gaap:StockRepurchasedAndRetiredDuringPeriodValue
      contextRef="i2167a2a8d68f4f2786f4eae003ee1d5a_D20210101-20210331"
      decimals="-3"
      id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN18zMS9mcmFnOjM1NjIwNzI5NTQ3OTRmZGE5MmQ3MjhhZWI5MjFmNTQyL3RhYmxlOmVjMTkwNTE1MmMyMjQ1ZmQ5MTk4MGEyMGNhMjRmMTdiL3RhYmxlcmFuZ2U6ZWMxOTA1MTUyYzIyNDVmZDkxOTgwYTIwY2EyNGYxN2JfNC01LTEtMS0w_8c93bfe2-beed-40ce-9f9e-86d04d2cf4ac"
      unitRef="usd">1328000</us-gaap:StockRepurchasedAndRetiredDuringPeriodValue>
    <us-gaap:StockRepurchasedAndRetiredDuringPeriodValue
      contextRef="i3a76d1213b09470fa8c6c3f49fa75d98_D20210101-20210331"
      decimals="-3"
      id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN18zMS9mcmFnOjM1NjIwNzI5NTQ3OTRmZGE5MmQ3MjhhZWI5MjFmNTQyL3RhYmxlOmVjMTkwNTE1MmMyMjQ1ZmQ5MTk4MGEyMGNhMjRmMTdiL3RhYmxlcmFuZ2U6ZWMxOTA1MTUyYzIyNDVmZDkxOTgwYTIwY2EyNGYxN2JfNC0xMS0xLTEtMA_041b1291-1397-4ea3-8b74-ffa5937630c9"
      unitRef="usd">1507000</us-gaap:StockRepurchasedAndRetiredDuringPeriodValue>
    <us-gaap:NetIncomeLoss
      contextRef="i88bafbdf7849411ba898aaefe9236f0c_D20210101-20210331"
      decimals="-3"
      id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN18zMS9mcmFnOjM1NjIwNzI5NTQ3OTRmZGE5MmQ3MjhhZWI5MjFmNTQyL3RhYmxlOmVjMTkwNTE1MmMyMjQ1ZmQ5MTk4MGEyMGNhMjRmMTdiL3RhYmxlcmFuZ2U6ZWMxOTA1MTUyYzIyNDVmZDkxOTgwYTIwY2EyNGYxN2JfNS03LTEtMS0w_8aef844c-519a-4df4-b540-152511be2ba4"
      unitRef="usd">30329000</us-gaap:NetIncomeLoss>
    <us-gaap:NetIncomeLoss
      contextRef="i3a76d1213b09470fa8c6c3f49fa75d98_D20210101-20210331"
      decimals="-3"
      id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN18zMS9mcmFnOjM1NjIwNzI5NTQ3OTRmZGE5MmQ3MjhhZWI5MjFmNTQyL3RhYmxlOmVjMTkwNTE1MmMyMjQ1ZmQ5MTk4MGEyMGNhMjRmMTdiL3RhYmxlcmFuZ2U6ZWMxOTA1MTUyYzIyNDVmZDkxOTgwYTIwY2EyNGYxN2JfNS0xMS0xLTEtMA_d25a7a7f-c834-4aa1-ae37-236daf0c08af"
      unitRef="usd">30329000</us-gaap:NetIncomeLoss>
    <us-gaap:OtherComprehensiveIncomeLossNetOfTaxPortionAttributableToParent
      contextRef="id1b5004b260d442097d682076193aa22_D20210101-20210331"
      decimals="-3"
      id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN18zMS9mcmFnOjM1NjIwNzI5NTQ3OTRmZGE5MmQ3MjhhZWI5MjFmNTQyL3RhYmxlOmVjMTkwNTE1MmMyMjQ1ZmQ5MTk4MGEyMGNhMjRmMTdiL3RhYmxlcmFuZ2U6ZWMxOTA1MTUyYzIyNDVmZDkxOTgwYTIwY2EyNGYxN2JfNi05LTEtMS0w_29d5b9b1-cb32-4521-843f-a0948decc49d"
      unitRef="usd">115000</us-gaap:OtherComprehensiveIncomeLossNetOfTaxPortionAttributableToParent>
    <us-gaap:OtherComprehensiveIncomeLossNetOfTaxPortionAttributableToParent
      contextRef="i3a76d1213b09470fa8c6c3f49fa75d98_D20210101-20210331"
      decimals="-3"
      id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN18zMS9mcmFnOjM1NjIwNzI5NTQ3OTRmZGE5MmQ3MjhhZWI5MjFmNTQyL3RhYmxlOmVjMTkwNTE1MmMyMjQ1ZmQ5MTk4MGEyMGNhMjRmMTdiL3RhYmxlcmFuZ2U6ZWMxOTA1MTUyYzIyNDVmZDkxOTgwYTIwY2EyNGYxN2JfNi0xMS0xLTEtMA_f9d7a6fc-c4b8-4e72-aa14-61f4b8940512"
      unitRef="usd">115000</us-gaap:OtherComprehensiveIncomeLossNetOfTaxPortionAttributableToParent>
    <us-gaap:AdjustmentsToAdditionalPaidInCapitalSharebasedCompensationRequisiteServicePeriodRecognitionValue
      contextRef="i2167a2a8d68f4f2786f4eae003ee1d5a_D20210101-20210331"
      decimals="-3"
      id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN18zMS9mcmFnOjM1NjIwNzI5NTQ3OTRmZGE5MmQ3MjhhZWI5MjFmNTQyL3RhYmxlOmVjMTkwNTE1MmMyMjQ1ZmQ5MTk4MGEyMGNhMjRmMTdiL3RhYmxlcmFuZ2U6ZWMxOTA1MTUyYzIyNDVmZDkxOTgwYTIwY2EyNGYxN2JfNy01LTEtMS0w_17420b16-f7e4-4cd5-b5aa-a7d1bc2fb72c"
      unitRef="usd">4197000</us-gaap:AdjustmentsToAdditionalPaidInCapitalSharebasedCompensationRequisiteServicePeriodRecognitionValue>
    <us-gaap:AdjustmentsToAdditionalPaidInCapitalSharebasedCompensationRequisiteServicePeriodRecognitionValue
      contextRef="i3a76d1213b09470fa8c6c3f49fa75d98_D20210101-20210331"
      decimals="-3"
      id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN18zMS9mcmFnOjM1NjIwNzI5NTQ3OTRmZGE5MmQ3MjhhZWI5MjFmNTQyL3RhYmxlOmVjMTkwNTE1MmMyMjQ1ZmQ5MTk4MGEyMGNhMjRmMTdiL3RhYmxlcmFuZ2U6ZWMxOTA1MTUyYzIyNDVmZDkxOTgwYTIwY2EyNGYxN2JfNy0xMS0xLTEtMA_80e49957-e4b5-4437-a5e4-4ab8782bbe45"
      unitRef="usd">4197000</us-gaap:AdjustmentsToAdditionalPaidInCapitalSharebasedCompensationRequisiteServicePeriodRecognitionValue>
    <us-gaap:CommonStockDividendsPerShareDeclared
      contextRef="i3a76d1213b09470fa8c6c3f49fa75d98_D20210101-20210331"
      decimals="INF"
      id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN18zMS9mcmFnOjM1NjIwNzI5NTQ3OTRmZGE5MmQ3MjhhZWI5MjFmNTQyL3RhYmxlOmVjMTkwNTE1MmMyMjQ1ZmQ5MTk4MGEyMGNhMjRmMTdiL3RhYmxlcmFuZ2U6ZWMxOTA1MTUyYzIyNDVmZDkxOTgwYTIwY2EyNGYxN2JfOC0wLTEtMS0wL3RleHRyZWdpb246NDhhYTZlNzFlZDRiNGM3NDk0MzhmNDM3YTMyOTFjMDFfMTA5OTUxMTYyNzgxMg_7e8070fa-e48d-423f-8ca4-485749242e80"
      unitRef="usdPerShare">0.39</us-gaap:CommonStockDividendsPerShareDeclared>
    <us-gaap:DividendsCommonStockCash
      contextRef="i88bafbdf7849411ba898aaefe9236f0c_D20210101-20210331"
      decimals="-3"
      id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN18zMS9mcmFnOjM1NjIwNzI5NTQ3OTRmZGE5MmQ3MjhhZWI5MjFmNTQyL3RhYmxlOmVjMTkwNTE1MmMyMjQ1ZmQ5MTk4MGEyMGNhMjRmMTdiL3RhYmxlcmFuZ2U6ZWMxOTA1MTUyYzIyNDVmZDkxOTgwYTIwY2EyNGYxN2JfOC03LTEtMS0w_416be5ba-88de-4d01-939a-524489ed1124"
      unitRef="usd">16208000</us-gaap:DividendsCommonStockCash>
    <us-gaap:DividendsCommonStockCash
      contextRef="i3a76d1213b09470fa8c6c3f49fa75d98_D20210101-20210331"
      decimals="-3"
      id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN18zMS9mcmFnOjM1NjIwNzI5NTQ3OTRmZGE5MmQ3MjhhZWI5MjFmNTQyL3RhYmxlOmVjMTkwNTE1MmMyMjQ1ZmQ5MTk4MGEyMGNhMjRmMTdiL3RhYmxlcmFuZ2U6ZWMxOTA1MTUyYzIyNDVmZDkxOTgwYTIwY2EyNGYxN2JfOC0xMS0xLTEtMA_da3484de-3232-4410-8b25-94ca416e0882"
      unitRef="usd">16208000</us-gaap:DividendsCommonStockCash>
    <us-gaap:SharesOutstanding
      contextRef="i0ba03c66b0a64f0d9ece9bc850824d7d_I20210331"
      decimals="INF"
      id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN18zMS9mcmFnOjM1NjIwNzI5NTQ3OTRmZGE5MmQ3MjhhZWI5MjFmNTQyL3RhYmxlOmVjMTkwNTE1MmMyMjQ1ZmQ5MTk4MGEyMGNhMjRmMTdiL3RhYmxlcmFuZ2U6ZWMxOTA1MTUyYzIyNDVmZDkxOTgwYTIwY2EyNGYxN2JfOS0xLTEtMS0w_e84b8c29-9fbb-41b8-861c-91fd23f77661"
      unitRef="shares">41510455</us-gaap:SharesOutstanding>
    <us-gaap:StockholdersEquity
      contextRef="i0ba03c66b0a64f0d9ece9bc850824d7d_I20210331"
      decimals="-3"
      id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN18zMS9mcmFnOjM1NjIwNzI5NTQ3OTRmZGE5MmQ3MjhhZWI5MjFmNTQyL3RhYmxlOmVjMTkwNTE1MmMyMjQ1ZmQ5MTk4MGEyMGNhMjRmMTdiL3RhYmxlcmFuZ2U6ZWMxOTA1MTUyYzIyNDVmZDkxOTgwYTIwY2EyNGYxN2JfOS0zLTEtMS0w_7d2697ac-4054-4ddc-8620-69eb520a3629"
      unitRef="usd">207552000</us-gaap:StockholdersEquity>
    <us-gaap:StockholdersEquity
      contextRef="idcd837bb21864e8288ad6ea16d907a21_I20210331"
      decimals="-3"
      id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN18zMS9mcmFnOjM1NjIwNzI5NTQ3OTRmZGE5MmQ3MjhhZWI5MjFmNTQyL3RhYmxlOmVjMTkwNTE1MmMyMjQ1ZmQ5MTk4MGEyMGNhMjRmMTdiL3RhYmxlcmFuZ2U6ZWMxOTA1MTUyYzIyNDVmZDkxOTgwYTIwY2EyNGYxN2JfOS01LTEtMS0w_f56ff779-bd26-4d11-b330-d0b32d9470bd"
      unitRef="usd">416708000</us-gaap:StockholdersEquity>
    <us-gaap:StockholdersEquity
      contextRef="i0b24f23c2c854c7395b052a8c2b7b067_I20210331"
      decimals="-3"
      id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN18zMS9mcmFnOjM1NjIwNzI5NTQ3OTRmZGE5MmQ3MjhhZWI5MjFmNTQyL3RhYmxlOmVjMTkwNTE1MmMyMjQ1ZmQ5MTk4MGEyMGNhMjRmMTdiL3RhYmxlcmFuZ2U6ZWMxOTA1MTUyYzIyNDVmZDkxOTgwYTIwY2EyNGYxN2JfOS03LTEtMS0w_3b59dee8-8a9c-4873-b4df-c20a7a8e1ea8"
      unitRef="usd">271999000</us-gaap:StockholdersEquity>
    <us-gaap:StockholdersEquity
      contextRef="i6c5a3ead2b2c40dd88cf8223d4c3b46b_I20210331"
      decimals="-3"
      id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN18zMS9mcmFnOjM1NjIwNzI5NTQ3OTRmZGE5MmQ3MjhhZWI5MjFmNTQyL3RhYmxlOmVjMTkwNTE1MmMyMjQ1ZmQ5MTk4MGEyMGNhMjRmMTdiL3RhYmxlcmFuZ2U6ZWMxOTA1MTUyYzIyNDVmZDkxOTgwYTIwY2EyNGYxN2JfOS05LTEtMS0w_8a4a4645-8341-4c48-906f-6123e4b34f19"
      unitRef="usd">-8392000</us-gaap:StockholdersEquity>
    <us-gaap:StockholdersEquity
      contextRef="i5458f4d6e23940ca92dd24eb67c70571_I20210331"
      decimals="-3"
      id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN18zMS9mcmFnOjM1NjIwNzI5NTQ3OTRmZGE5MmQ3MjhhZWI5MjFmNTQyL3RhYmxlOmVjMTkwNTE1MmMyMjQ1ZmQ5MTk4MGEyMGNhMjRmMTdiL3RhYmxlcmFuZ2U6ZWMxOTA1MTUyYzIyNDVmZDkxOTgwYTIwY2EyNGYxN2JfOS0xMS0xLTEtMA_f99da708-9792-4c76-8ea0-566aed660e7e"
      unitRef="usd">887867000</us-gaap:StockholdersEquity>
    <us-gaap:SharesOutstanding
      contextRef="i900353a404f042c9883241e203d1280c_I20191231"
      decimals="INF"
      id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN18zMS9mcmFnOjM1NjIwNzI5NTQ3OTRmZGE5MmQ3MjhhZWI5MjFmNTQyL3RhYmxlOmVjMTkwNTE1MmMyMjQ1ZmQ5MTk4MGEyMGNhMjRmMTdiL3RhYmxlcmFuZ2U6ZWMxOTA1MTUyYzIyNDVmZDkxOTgwYTIwY2EyNGYxN2JfMTEtMS0xLTEtNjgy_9c9d97f5-1d9a-42d7-a02a-54dac46404e9"
      unitRef="shares">40157591</us-gaap:SharesOutstanding>
    <us-gaap:StockholdersEquity
      contextRef="i900353a404f042c9883241e203d1280c_I20191231"
      decimals="-3"
      id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN18zMS9mcmFnOjM1NjIwNzI5NTQ3OTRmZGE5MmQ3MjhhZWI5MjFmNTQyL3RhYmxlOmVjMTkwNTE1MmMyMjQ1ZmQ5MTk4MGEyMGNhMjRmMTdiL3RhYmxlcmFuZ2U6ZWMxOTA1MTUyYzIyNDVmZDkxOTgwYTIwY2EyNGYxN2JfMTEtMy0xLTEtNjgy_99253996-af1f-402d-bef6-90b7f70d0ba7"
      unitRef="usd">200788000</us-gaap:StockholdersEquity>
    <us-gaap:StockholdersEquity
      contextRef="i9fff30f0be3b49e7a53af9d8dd0775dd_I20191231"
      decimals="-3"
      id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN18zMS9mcmFnOjM1NjIwNzI5NTQ3OTRmZGE5MmQ3MjhhZWI5MjFmNTQyL3RhYmxlOmVjMTkwNTE1MmMyMjQ1ZmQ5MTk4MGEyMGNhMjRmMTdiL3RhYmxlcmFuZ2U6ZWMxOTA1MTUyYzIyNDVmZDkxOTgwYTIwY2EyNGYxN2JfMTEtNS0xLTEtNjgy_69f25923-8c72-4233-8075-982a1c042dea"
      unitRef="usd">364790000</us-gaap:StockholdersEquity>
    <us-gaap:StockholdersEquity
      contextRef="ibddec1067762408bb1289007f06da16c_I20191231"
      decimals="-3"
      id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN18zMS9mcmFnOjM1NjIwNzI5NTQ3OTRmZGE5MmQ3MjhhZWI5MjFmNTQyL3RhYmxlOmVjMTkwNTE1MmMyMjQ1ZmQ5MTk4MGEyMGNhMjRmMTdiL3RhYmxlcmFuZ2U6ZWMxOTA1MTUyYzIyNDVmZDkxOTgwYTIwY2EyNGYxN2JfMTEtNy0xLTEtNjgy_be865e9f-c05b-4dee-8f8c-735e131f7d92"
      unitRef="usd">222341000</us-gaap:StockholdersEquity>
    <us-gaap:StockholdersEquity
      contextRef="i77845e789c6b43ec91879c88f2d1106d_I20191231"
      decimals="-3"
      id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN18zMS9mcmFnOjM1NjIwNzI5NTQ3OTRmZGE5MmQ3MjhhZWI5MjFmNTQyL3RhYmxlOmVjMTkwNTE1MmMyMjQ1ZmQ5MTk4MGEyMGNhMjRmMTdiL3RhYmxlcmFuZ2U6ZWMxOTA1MTUyYzIyNDVmZDkxOTgwYTIwY2EyNGYxN2JfMTEtOS0xLTEtNjgy_5ac11a50-8b50-494e-a795-174b06146d58"
      unitRef="usd">-6437000</us-gaap:StockholdersEquity>
    <us-gaap:StockholdersEquity
      contextRef="i28c5c5fd4936450fbcde574f8a44083f_I20191231"
      decimals="-3"
      id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN18zMS9mcmFnOjM1NjIwNzI5NTQ3OTRmZGE5MmQ3MjhhZWI5MjFmNTQyL3RhYmxlOmVjMTkwNTE1MmMyMjQ1ZmQ5MTk4MGEyMGNhMjRmMTdiL3RhYmxlcmFuZ2U6ZWMxOTA1MTUyYzIyNDVmZDkxOTgwYTIwY2EyNGYxN2JfMTEtMTEtMS0xLTY4Mg_3653b4c6-62fb-4ece-8c88-8af654e65813"
      unitRef="usd">781482000</us-gaap:StockholdersEquity>
    <us-gaap:StockIssuedDuringPeriodSharesNewIssues
      contextRef="i4ed85a6a1d304e689b06db042f83075d_D20200101-20200331"
      decimals="INF"
      id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN18zMS9mcmFnOjM1NjIwNzI5NTQ3OTRmZGE5MmQ3MjhhZWI5MjFmNTQyL3RhYmxlOmVjMTkwNTE1MmMyMjQ1ZmQ5MTk4MGEyMGNhMjRmMTdiL3RhYmxlcmFuZ2U6ZWMxOTA1MTUyYzIyNDVmZDkxOTgwYTIwY2EyNGYxN2JfMTAtMS0xLTEtMA_7ea91665-2aaa-4953-9fa2-e156f915babd"
      unitRef="shares">257074</us-gaap:StockIssuedDuringPeriodSharesNewIssues>
    <us-gaap:StockIssuedDuringPeriodValueNewIssues
      contextRef="i4ed85a6a1d304e689b06db042f83075d_D20200101-20200331"
      decimals="-3"
      id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN18zMS9mcmFnOjM1NjIwNzI5NTQ3OTRmZGE5MmQ3MjhhZWI5MjFmNTQyL3RhYmxlOmVjMTkwNTE1MmMyMjQ1ZmQ5MTk4MGEyMGNhMjRmMTdiL3RhYmxlcmFuZ2U6ZWMxOTA1MTUyYzIyNDVmZDkxOTgwYTIwY2EyNGYxN2JfMTAtMy0xLTEtMA_78cb12a4-8f0c-4bed-beb7-6aa444c1aa0a"
      unitRef="usd">1285000</us-gaap:StockIssuedDuringPeriodValueNewIssues>
    <us-gaap:StockIssuedDuringPeriodValueNewIssues
      contextRef="i4ca6d6f17ac1483a80904686c58b7ab7_D20200101-20200331"
      decimals="-3"
      id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN18zMS9mcmFnOjM1NjIwNzI5NTQ3OTRmZGE5MmQ3MjhhZWI5MjFmNTQyL3RhYmxlOmVjMTkwNTE1MmMyMjQ1ZmQ5MTk4MGEyMGNhMjRmMTdiL3RhYmxlcmFuZ2U6ZWMxOTA1MTUyYzIyNDVmZDkxOTgwYTIwY2EyNGYxN2JfMTAtNS0xLTEtMA_4802a74e-c383-42d5-ba07-e8e556a94087"
      unitRef="usd">6990000</us-gaap:StockIssuedDuringPeriodValueNewIssues>
    <us-gaap:StockIssuedDuringPeriodValueNewIssues
      contextRef="i052d02afe6704673b1b47c9fbf47ec24_D20200101-20200331"
      decimals="-3"
      id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN18zMS9mcmFnOjM1NjIwNzI5NTQ3OTRmZGE5MmQ3MjhhZWI5MjFmNTQyL3RhYmxlOmVjMTkwNTE1MmMyMjQ1ZmQ5MTk4MGEyMGNhMjRmMTdiL3RhYmxlcmFuZ2U6ZWMxOTA1MTUyYzIyNDVmZDkxOTgwYTIwY2EyNGYxN2JfMTAtMTEtMS0xLTA_d1a0ffa5-4228-49fe-878e-4b57baf81231"
      unitRef="usd">8275000</us-gaap:StockIssuedDuringPeriodValueNewIssues>
    <us-gaap:StockRepurchasedAndRetiredDuringPeriodShares
      contextRef="i4ed85a6a1d304e689b06db042f83075d_D20200101-20200331"
      decimals="INF"
      id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN18zMS9mcmFnOjM1NjIwNzI5NTQ3OTRmZGE5MmQ3MjhhZWI5MjFmNTQyL3RhYmxlOmVjMTkwNTE1MmMyMjQ1ZmQ5MTk4MGEyMGNhMjRmMTdiL3RhYmxlcmFuZ2U6ZWMxOTA1MTUyYzIyNDVmZDkxOTgwYTIwY2EyNGYxN2JfMTEtMS0xLTEtMA_0a0c1d46-4efe-4151-a903-862e9e3b671f"
      unitRef="shares">38217</us-gaap:StockRepurchasedAndRetiredDuringPeriodShares>
    <us-gaap:StockRepurchasedAndRetiredDuringPeriodValue
      contextRef="i4ed85a6a1d304e689b06db042f83075d_D20200101-20200331"
      decimals="-3"
      id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN18zMS9mcmFnOjM1NjIwNzI5NTQ3OTRmZGE5MmQ3MjhhZWI5MjFmNTQyL3RhYmxlOmVjMTkwNTE1MmMyMjQ1ZmQ5MTk4MGEyMGNhMjRmMTdiL3RhYmxlcmFuZ2U6ZWMxOTA1MTUyYzIyNDVmZDkxOTgwYTIwY2EyNGYxN2JfMTEtMy0xLTEtMA_29061a55-271d-4692-a8fb-567a25bf68be"
      unitRef="usd">191000</us-gaap:StockRepurchasedAndRetiredDuringPeriodValue>
    <us-gaap:StockRepurchasedAndRetiredDuringPeriodValue
      contextRef="i4ca6d6f17ac1483a80904686c58b7ab7_D20200101-20200331"
      decimals="-3"
      id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN18zMS9mcmFnOjM1NjIwNzI5NTQ3OTRmZGE5MmQ3MjhhZWI5MjFmNTQyL3RhYmxlOmVjMTkwNTE1MmMyMjQ1ZmQ5MTk4MGEyMGNhMjRmMTdiL3RhYmxlcmFuZ2U6ZWMxOTA1MTUyYzIyNDVmZDkxOTgwYTIwY2EyNGYxN2JfMTEtNS0xLTEtMA_c9033bbd-3eba-4cc3-90d9-4e5c6effcb0d"
      unitRef="usd">1881000</us-gaap:StockRepurchasedAndRetiredDuringPeriodValue>
    <us-gaap:StockRepurchasedAndRetiredDuringPeriodValue
      contextRef="i052d02afe6704673b1b47c9fbf47ec24_D20200101-20200331"
      decimals="-3"
      id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN18zMS9mcmFnOjM1NjIwNzI5NTQ3OTRmZGE5MmQ3MjhhZWI5MjFmNTQyL3RhYmxlOmVjMTkwNTE1MmMyMjQ1ZmQ5MTk4MGEyMGNhMjRmMTdiL3RhYmxlcmFuZ2U6ZWMxOTA1MTUyYzIyNDVmZDkxOTgwYTIwY2EyNGYxN2JfMTEtMTEtMS0xLTA_b644262c-a4d4-409b-adbd-f238d6c21300"
      unitRef="usd">2072000</us-gaap:StockRepurchasedAndRetiredDuringPeriodValue>
    <us-gaap:NetIncomeLoss
      contextRef="if8680c19d9c14ff19564223882cf69dd_D20200101-20200331"
      decimals="-3"
      id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN18zMS9mcmFnOjM1NjIwNzI5NTQ3OTRmZGE5MmQ3MjhhZWI5MjFmNTQyL3RhYmxlOmVjMTkwNTE1MmMyMjQ1ZmQ5MTk4MGEyMGNhMjRmMTdiL3RhYmxlcmFuZ2U6ZWMxOTA1MTUyYzIyNDVmZDkxOTgwYTIwY2EyNGYxN2JfMTItNy0xLTEtMA_bceeff58-9f90-4451-841b-535841c6ac7e"
      unitRef="usd">24268000</us-gaap:NetIncomeLoss>
    <us-gaap:NetIncomeLoss
      contextRef="i052d02afe6704673b1b47c9fbf47ec24_D20200101-20200331"
      decimals="-3"
      id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN18zMS9mcmFnOjM1NjIwNzI5NTQ3OTRmZGE5MmQ3MjhhZWI5MjFmNTQyL3RhYmxlOmVjMTkwNTE1MmMyMjQ1ZmQ5MTk4MGEyMGNhMjRmMTdiL3RhYmxlcmFuZ2U6ZWMxOTA1MTUyYzIyNDVmZDkxOTgwYTIwY2EyNGYxN2JfMTItMTEtMS0xLTA_b052c646-3cf3-4a15-997a-de5354daafff"
      unitRef="usd">24268000</us-gaap:NetIncomeLoss>
    <us-gaap:OtherComprehensiveIncomeLossNetOfTaxPortionAttributableToParent
      contextRef="if82467279f1c41fb8e08d42c3b66eb75_D20200101-20200331"
      decimals="-3"
      id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN18zMS9mcmFnOjM1NjIwNzI5NTQ3OTRmZGE5MmQ3MjhhZWI5MjFmNTQyL3RhYmxlOmVjMTkwNTE1MmMyMjQ1ZmQ5MTk4MGEyMGNhMjRmMTdiL3RhYmxlcmFuZ2U6ZWMxOTA1MTUyYzIyNDVmZDkxOTgwYTIwY2EyNGYxN2JfMTMtOS0xLTEtMA_f3f9b1dd-9354-464b-a590-c67d91b63040"
      unitRef="usd">203000</us-gaap:OtherComprehensiveIncomeLossNetOfTaxPortionAttributableToParent>
    <us-gaap:OtherComprehensiveIncomeLossNetOfTaxPortionAttributableToParent
      contextRef="i052d02afe6704673b1b47c9fbf47ec24_D20200101-20200331"
      decimals="-3"
      id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN18zMS9mcmFnOjM1NjIwNzI5NTQ3OTRmZGE5MmQ3MjhhZWI5MjFmNTQyL3RhYmxlOmVjMTkwNTE1MmMyMjQ1ZmQ5MTk4MGEyMGNhMjRmMTdiL3RhYmxlcmFuZ2U6ZWMxOTA1MTUyYzIyNDVmZDkxOTgwYTIwY2EyNGYxN2JfMTMtMTEtMS0xLTA_60e14059-6761-4457-8c41-35743df6fc99"
      unitRef="usd">203000</us-gaap:OtherComprehensiveIncomeLossNetOfTaxPortionAttributableToParent>
    <us-gaap:AdjustmentsToAdditionalPaidInCapitalSharebasedCompensationRequisiteServicePeriodRecognitionValue
      contextRef="i4ca6d6f17ac1483a80904686c58b7ab7_D20200101-20200331"
      decimals="-3"
      id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN18zMS9mcmFnOjM1NjIwNzI5NTQ3OTRmZGE5MmQ3MjhhZWI5MjFmNTQyL3RhYmxlOmVjMTkwNTE1MmMyMjQ1ZmQ5MTk4MGEyMGNhMjRmMTdiL3RhYmxlcmFuZ2U6ZWMxOTA1MTUyYzIyNDVmZDkxOTgwYTIwY2EyNGYxN2JfMTUtNS0xLTEtMA_2851f2ce-7111-4fda-9543-233ee6489809"
      unitRef="usd">2770000</us-gaap:AdjustmentsToAdditionalPaidInCapitalSharebasedCompensationRequisiteServicePeriodRecognitionValue>
    <us-gaap:AdjustmentsToAdditionalPaidInCapitalSharebasedCompensationRequisiteServicePeriodRecognitionValue
      contextRef="i052d02afe6704673b1b47c9fbf47ec24_D20200101-20200331"
      decimals="-3"
      id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN18zMS9mcmFnOjM1NjIwNzI5NTQ3OTRmZGE5MmQ3MjhhZWI5MjFmNTQyL3RhYmxlOmVjMTkwNTE1MmMyMjQ1ZmQ5MTk4MGEyMGNhMjRmMTdiL3RhYmxlcmFuZ2U6ZWMxOTA1MTUyYzIyNDVmZDkxOTgwYTIwY2EyNGYxN2JfMTUtMTEtMS0xLTA_ba5665ab-3167-4a3d-a76f-027b73cf24f3"
      unitRef="usd">2770000</us-gaap:AdjustmentsToAdditionalPaidInCapitalSharebasedCompensationRequisiteServicePeriodRecognitionValue>
    <us-gaap:CommonStockDividendsPerShareDeclared
      contextRef="i052d02afe6704673b1b47c9fbf47ec24_D20200101-20200331"
      decimals="INF"
      id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN18zMS9mcmFnOjM1NjIwNzI5NTQ3OTRmZGE5MmQ3MjhhZWI5MjFmNTQyL3RhYmxlOmVjMTkwNTE1MmMyMjQ1ZmQ5MTk4MGEyMGNhMjRmMTdiL3RhYmxlcmFuZ2U6ZWMxOTA1MTUyYzIyNDVmZDkxOTgwYTIwY2EyNGYxN2JfMTYtMC0xLTEtMC90ZXh0cmVnaW9uOjczMjFlNDE2OTJmNjQ3NzE5ZThlMjQzOTQ5MDc3ZmYyXzEwOTk1MTE2Mjc4MTI_fca4fbf1-7a11-4191-843c-f4046759d59d"
      unitRef="usdPerShare">0.37</us-gaap:CommonStockDividendsPerShareDeclared>
    <us-gaap:DividendsCommonStockCash
      contextRef="if8680c19d9c14ff19564223882cf69dd_D20200101-20200331"
      decimals="-3"
      id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN18zMS9mcmFnOjM1NjIwNzI5NTQ3OTRmZGE5MmQ3MjhhZWI5MjFmNTQyL3RhYmxlOmVjMTkwNTE1MmMyMjQ1ZmQ5MTk4MGEyMGNhMjRmMTdiL3RhYmxlcmFuZ2U6ZWMxOTA1MTUyYzIyNDVmZDkxOTgwYTIwY2EyNGYxN2JfMTYtNy0xLTEtMA_f6bb597f-71ec-4b25-991f-5acc223bb3f6"
      unitRef="usd">14907000</us-gaap:DividendsCommonStockCash>
    <us-gaap:DividendsCommonStockCash
      contextRef="i052d02afe6704673b1b47c9fbf47ec24_D20200101-20200331"
      decimals="-3"
      id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN18zMS9mcmFnOjM1NjIwNzI5NTQ3OTRmZGE5MmQ3MjhhZWI5MjFmNTQyL3RhYmxlOmVjMTkwNTE1MmMyMjQ1ZmQ5MTk4MGEyMGNhMjRmMTdiL3RhYmxlcmFuZ2U6ZWMxOTA1MTUyYzIyNDVmZDkxOTgwYTIwY2EyNGYxN2JfMTYtMTEtMS0xLTA_15826e59-c94b-4ffb-8ee8-2389fd66041c"
      unitRef="usd">14907000</us-gaap:DividendsCommonStockCash>
    <us-gaap:SharesOutstanding
      contextRef="i0846aee561074c47b244f7323f1df58b_I20200331"
      decimals="INF"
      id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN18zMS9mcmFnOjM1NjIwNzI5NTQ3OTRmZGE5MmQ3MjhhZWI5MjFmNTQyL3RhYmxlOmVjMTkwNTE1MmMyMjQ1ZmQ5MTk4MGEyMGNhMjRmMTdiL3RhYmxlcmFuZ2U6ZWMxOTA1MTUyYzIyNDVmZDkxOTgwYTIwY2EyNGYxN2JfMTctMS0xLTEtMA_4101eb49-1904-4999-b1df-a6a288982ef3"
      unitRef="shares">40376448</us-gaap:SharesOutstanding>
    <us-gaap:StockholdersEquity
      contextRef="i0846aee561074c47b244f7323f1df58b_I20200331"
      decimals="-3"
      id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN18zMS9mcmFnOjM1NjIwNzI5NTQ3OTRmZGE5MmQ3MjhhZWI5MjFmNTQyL3RhYmxlOmVjMTkwNTE1MmMyMjQ1ZmQ5MTk4MGEyMGNhMjRmMTdiL3RhYmxlcmFuZ2U6ZWMxOTA1MTUyYzIyNDVmZDkxOTgwYTIwY2EyNGYxN2JfMTctMy0xLTEtMA_ee7bebdd-2d22-4af1-8bc3-c9b9f4d36897"
      unitRef="usd">201882000</us-gaap:StockholdersEquity>
    <us-gaap:StockholdersEquity
      contextRef="i6794253e9746414a87adbf601b4577f0_I20200331"
      decimals="-3"
      id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN18zMS9mcmFnOjM1NjIwNzI5NTQ3OTRmZGE5MmQ3MjhhZWI5MjFmNTQyL3RhYmxlOmVjMTkwNTE1MmMyMjQ1ZmQ5MTk4MGEyMGNhMjRmMTdiL3RhYmxlcmFuZ2U6ZWMxOTA1MTUyYzIyNDVmZDkxOTgwYTIwY2EyNGYxN2JfMTctNS0xLTEtMA_8d235a17-aa9c-4540-adf7-8f1ffab84996"
      unitRef="usd">372669000</us-gaap:StockholdersEquity>
    <us-gaap:StockholdersEquity
      contextRef="i304f8952ac2b424498c7fbec96f7e283_I20200331"
      decimals="-3"
      id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN18zMS9mcmFnOjM1NjIwNzI5NTQ3OTRmZGE5MmQ3MjhhZWI5MjFmNTQyL3RhYmxlOmVjMTkwNTE1MmMyMjQ1ZmQ5MTk4MGEyMGNhMjRmMTdiL3RhYmxlcmFuZ2U6ZWMxOTA1MTUyYzIyNDVmZDkxOTgwYTIwY2EyNGYxN2JfMTctNy0xLTEtMA_6d6a768d-7fa2-448b-82a4-811350be51f9"
      unitRef="usd">231702000</us-gaap:StockholdersEquity>
    <us-gaap:StockholdersEquity
      contextRef="ia86b4c2eb6884e71bea63f7325e68c18_I20200331"
      decimals="-3"
      id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN18zMS9mcmFnOjM1NjIwNzI5NTQ3OTRmZGE5MmQ3MjhhZWI5MjFmNTQyL3RhYmxlOmVjMTkwNTE1MmMyMjQ1ZmQ5MTk4MGEyMGNhMjRmMTdiL3RhYmxlcmFuZ2U6ZWMxOTA1MTUyYzIyNDVmZDkxOTgwYTIwY2EyNGYxN2JfMTctOS0xLTEtMA_80211e33-9f93-49a7-a1ee-f89733212dcf"
      unitRef="usd">-6234000</us-gaap:StockholdersEquity>
    <us-gaap:StockholdersEquity
      contextRef="ic8fd250704a84c89af2f5d812fa776ae_I20200331"
      decimals="-3"
      id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN18zMS9mcmFnOjM1NjIwNzI5NTQ3OTRmZGE5MmQ3MjhhZWI5MjFmNTQyL3RhYmxlOmVjMTkwNTE1MmMyMjQ1ZmQ5MTk4MGEyMGNhMjRmMTdiL3RhYmxlcmFuZ2U6ZWMxOTA1MTUyYzIyNDVmZDkxOTgwYTIwY2EyNGYxN2JfMTctMTEtMS0xLTA_da8e0ca6-cd67-428c-a871-7bc77380c834"
      unitRef="usd">800019000</us-gaap:StockholdersEquity>
    <us-gaap:AociBeforeTaxAttributableToParent
      contextRef="i17bace7121ba45ccadfa01000ba66467_I20210331"
      decimals="-3"
      id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN18zMS9mcmFnOjM1NjIwNzI5NTQ3OTRmZGE5MmQ3MjhhZWI5MjFmNTQyL3RhYmxlOmRkYThkNzhmNWYyNDRkZWFhZjQyNDEyOGUxZTkxMWRiL3RhYmxlcmFuZ2U6ZGRhOGQ3OGY1ZjI0NGRlYWFmNDI0MTI4ZTFlOTExZGJfMy0xLTEtMS0w_b1910633-5b7d-4a28-85e8-7efd9f23ae4c"
      unitRef="usd">220000</us-gaap:AociBeforeTaxAttributableToParent>
    <us-gaap:AociBeforeTaxAttributableToParent
      contextRef="ib2ba0f8a70214b0bb53951de09f8c7a0_I20201231"
      decimals="-3"
      id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN18zMS9mcmFnOjM1NjIwNzI5NTQ3OTRmZGE5MmQ3MjhhZWI5MjFmNTQyL3RhYmxlOmRkYThkNzhmNWYyNDRkZWFhZjQyNDEyOGUxZTkxMWRiL3RhYmxlcmFuZ2U6ZGRhOGQ3OGY1ZjI0NGRlYWFmNDI0MTI4ZTFlOTExZGJfMy0zLTEtMS0w_99b07840-e26c-40f3-b78b-0af0c93becdd"
      unitRef="usd">265000</us-gaap:AociBeforeTaxAttributableToParent>
    <us-gaap:AociTaxAttributableToParent
      contextRef="i17bace7121ba45ccadfa01000ba66467_I20210331"
      decimals="-3"
      id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN18zMS9mcmFnOjM1NjIwNzI5NTQ3OTRmZGE5MmQ3MjhhZWI5MjFmNTQyL3RhYmxlOmRkYThkNzhmNWYyNDRkZWFhZjQyNDEyOGUxZTkxMWRiL3RhYmxlcmFuZ2U6ZGRhOGQ3OGY1ZjI0NGRlYWFmNDI0MTI4ZTFlOTExZGJfNC0xLTEtMS0w_de0d0d7c-5208-4c73-9103-aad920863304"
      unitRef="usd">46000</us-gaap:AociTaxAttributableToParent>
    <us-gaap:AociTaxAttributableToParent
      contextRef="ib2ba0f8a70214b0bb53951de09f8c7a0_I20201231"
      decimals="-3"
      id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN18zMS9mcmFnOjM1NjIwNzI5NTQ3OTRmZGE5MmQ3MjhhZWI5MjFmNTQyL3RhYmxlOmRkYThkNzhmNWYyNDRkZWFhZjQyNDEyOGUxZTkxMWRiL3RhYmxlcmFuZ2U6ZGRhOGQ3OGY1ZjI0NGRlYWFmNDI0MTI4ZTFlOTExZGJfNC0zLTEtMS0w_d89603a1-7c38-4231-be85-9481c98c97a8"
      unitRef="usd">56000</us-gaap:AociTaxAttributableToParent>
    <us-gaap:StockholdersEquity
      contextRef="i17bace7121ba45ccadfa01000ba66467_I20210331"
      decimals="-3"
      id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN18zMS9mcmFnOjM1NjIwNzI5NTQ3OTRmZGE5MmQ3MjhhZWI5MjFmNTQyL3RhYmxlOmRkYThkNzhmNWYyNDRkZWFhZjQyNDEyOGUxZTkxMWRiL3RhYmxlcmFuZ2U6ZGRhOGQ3OGY1ZjI0NGRlYWFmNDI0MTI4ZTFlOTExZGJfNi0xLTEtMS0w_415f81de-ad12-4295-8a6c-bd3ed8109026"
      unitRef="usd">174000</us-gaap:StockholdersEquity>
    <us-gaap:StockholdersEquity
      contextRef="ib2ba0f8a70214b0bb53951de09f8c7a0_I20201231"
      decimals="-3"
      id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN18zMS9mcmFnOjM1NjIwNzI5NTQ3OTRmZGE5MmQ3MjhhZWI5MjFmNTQyL3RhYmxlOmRkYThkNzhmNWYyNDRkZWFhZjQyNDEyOGUxZTkxMWRiL3RhYmxlcmFuZ2U6ZGRhOGQ3OGY1ZjI0NGRlYWFmNDI0MTI4ZTFlOTExZGJfNi0zLTEtMS0w_b0fe966a-482c-4190-af45-a0648f71c379"
      unitRef="usd">209000</us-gaap:StockholdersEquity>
    <us-gaap:AociBeforeTaxAttributableToParent
      contextRef="i37908411a4794c6798dc4b6e64c06097_I20210331"
      decimals="-3"
      id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN18zMS9mcmFnOjM1NjIwNzI5NTQ3OTRmZGE5MmQ3MjhhZWI5MjFmNTQyL3RhYmxlOmRkYThkNzhmNWYyNDRkZWFhZjQyNDEyOGUxZTkxMWRiL3RhYmxlcmFuZ2U6ZGRhOGQ3OGY1ZjI0NGRlYWFmNDI0MTI4ZTFlOTExZGJfOC0xLTEtMS0w_76e85ca2-7109-414d-bb00-b700b6de374b"
      unitRef="usd">-11590000</us-gaap:AociBeforeTaxAttributableToParent>
    <us-gaap:AociBeforeTaxAttributableToParent
      contextRef="i92664cd13ccb4ff2aba8aa2ef0a2feae_I20201231"
      decimals="-3"
      id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN18zMS9mcmFnOjM1NjIwNzI5NTQ3OTRmZGE5MmQ3MjhhZWI5MjFmNTQyL3RhYmxlOmRkYThkNzhmNWYyNDRkZWFhZjQyNDEyOGUxZTkxMWRiL3RhYmxlcmFuZ2U6ZGRhOGQ3OGY1ZjI0NGRlYWFmNDI0MTI4ZTFlOTExZGJfOC0zLTEtMS0w_82a8b99e-e9ad-470c-85e5-1db8881eeef5"
      unitRef="usd">-11793000</us-gaap:AociBeforeTaxAttributableToParent>
    <us-gaap:AociTaxAttributableToParent
      contextRef="i37908411a4794c6798dc4b6e64c06097_I20210331"
      decimals="-3"
      id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN18zMS9mcmFnOjM1NjIwNzI5NTQ3OTRmZGE5MmQ3MjhhZWI5MjFmNTQyL3RhYmxlOmRkYThkNzhmNWYyNDRkZWFhZjQyNDEyOGUxZTkxMWRiL3RhYmxlcmFuZ2U6ZGRhOGQ3OGY1ZjI0NGRlYWFmNDI0MTI4ZTFlOTExZGJfOS0xLTEtMS0w_4f7a1847-de1d-47cd-a507-b699c28229af"
      unitRef="usd">-3024000</us-gaap:AociTaxAttributableToParent>
    <us-gaap:AociTaxAttributableToParent
      contextRef="i92664cd13ccb4ff2aba8aa2ef0a2feae_I20201231"
      decimals="-3"
      id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN18zMS9mcmFnOjM1NjIwNzI5NTQ3OTRmZGE5MmQ3MjhhZWI5MjFmNTQyL3RhYmxlOmRkYThkNzhmNWYyNDRkZWFhZjQyNDEyOGUxZTkxMWRiL3RhYmxlcmFuZ2U6ZGRhOGQ3OGY1ZjI0NGRlYWFmNDI0MTI4ZTFlOTExZGJfOS0zLTEtMS0w_e31b6994-3ec5-444a-a215-0884884862f3"
      unitRef="usd">-3077000</us-gaap:AociTaxAttributableToParent>
    <us-gaap:StockholdersEquity
      contextRef="i37908411a4794c6798dc4b6e64c06097_I20210331"
      decimals="-3"
      id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN18zMS9mcmFnOjM1NjIwNzI5NTQ3OTRmZGE5MmQ3MjhhZWI5MjFmNTQyL3RhYmxlOmRkYThkNzhmNWYyNDRkZWFhZjQyNDEyOGUxZTkxMWRiL3RhYmxlcmFuZ2U6ZGRhOGQ3OGY1ZjI0NGRlYWFmNDI0MTI4ZTFlOTExZGJfMTEtMS0xLTEtMA_0c20aeae-f310-4d02-b535-68ac5a0e1978"
      unitRef="usd">-8566000</us-gaap:StockholdersEquity>
    <us-gaap:StockholdersEquity
      contextRef="i92664cd13ccb4ff2aba8aa2ef0a2feae_I20201231"
      decimals="-3"
      id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN18zMS9mcmFnOjM1NjIwNzI5NTQ3OTRmZGE5MmQ3MjhhZWI5MjFmNTQyL3RhYmxlOmRkYThkNzhmNWYyNDRkZWFhZjQyNDEyOGUxZTkxMWRiL3RhYmxlcmFuZ2U6ZGRhOGQ3OGY1ZjI0NGRlYWFmNDI0MTI4ZTFlOTExZGJfMTEtMy0xLTEtMA_0020e032-5713-4db7-9639-843889459bd0"
      unitRef="usd">-8716000</us-gaap:StockholdersEquity>
    <us-gaap:AociBeforeTaxAttributableToParent
      contextRef="i6c5a3ead2b2c40dd88cf8223d4c3b46b_I20210331"
      decimals="-3"
      id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN18zMS9mcmFnOjM1NjIwNzI5NTQ3OTRmZGE5MmQ3MjhhZWI5MjFmNTQyL3RhYmxlOmRkYThkNzhmNWYyNDRkZWFhZjQyNDEyOGUxZTkxMWRiL3RhYmxlcmFuZ2U6ZGRhOGQ3OGY1ZjI0NGRlYWFmNDI0MTI4ZTFlOTExZGJfMTMtMS0xLTEtMA_aa380ae2-e490-4d94-889e-8c7ba5665255"
      unitRef="usd">-11370000</us-gaap:AociBeforeTaxAttributableToParent>
    <us-gaap:AociBeforeTaxAttributableToParent
      contextRef="i56afa85b9e9e44b6869b318a489369da_I20201231"
      decimals="-3"
      id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN18zMS9mcmFnOjM1NjIwNzI5NTQ3OTRmZGE5MmQ3MjhhZWI5MjFmNTQyL3RhYmxlOmRkYThkNzhmNWYyNDRkZWFhZjQyNDEyOGUxZTkxMWRiL3RhYmxlcmFuZ2U6ZGRhOGQ3OGY1ZjI0NGRlYWFmNDI0MTI4ZTFlOTExZGJfMTMtMy0xLTEtMA_e1f92c42-4746-45b7-a632-023ac54db109"
      unitRef="usd">-11528000</us-gaap:AociBeforeTaxAttributableToParent>
    <us-gaap:AociTaxAttributableToParent
      contextRef="i6c5a3ead2b2c40dd88cf8223d4c3b46b_I20210331"
      decimals="-3"
      id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN18zMS9mcmFnOjM1NjIwNzI5NTQ3OTRmZGE5MmQ3MjhhZWI5MjFmNTQyL3RhYmxlOmRkYThkNzhmNWYyNDRkZWFhZjQyNDEyOGUxZTkxMWRiL3RhYmxlcmFuZ2U6ZGRhOGQ3OGY1ZjI0NGRlYWFmNDI0MTI4ZTFlOTExZGJfMTQtMS0xLTEtMA_2e068385-29e5-411c-b354-ef1599c74f34"
      unitRef="usd">-2978000</us-gaap:AociTaxAttributableToParent>
    <us-gaap:AociTaxAttributableToParent
      contextRef="i56afa85b9e9e44b6869b318a489369da_I20201231"
      decimals="-3"
      id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN18zMS9mcmFnOjM1NjIwNzI5NTQ3OTRmZGE5MmQ3MjhhZWI5MjFmNTQyL3RhYmxlOmRkYThkNzhmNWYyNDRkZWFhZjQyNDEyOGUxZTkxMWRiL3RhYmxlcmFuZ2U6ZGRhOGQ3OGY1ZjI0NGRlYWFmNDI0MTI4ZTFlOTExZGJfMTQtMy0xLTEtMA_98573930-d34e-49ce-ab06-257ce993477b"
      unitRef="usd">-3021000</us-gaap:AociTaxAttributableToParent>
    <us-gaap:StockholdersEquity
      contextRef="i6c5a3ead2b2c40dd88cf8223d4c3b46b_I20210331"
      decimals="-3"
      id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN18zMS9mcmFnOjM1NjIwNzI5NTQ3OTRmZGE5MmQ3MjhhZWI5MjFmNTQyL3RhYmxlOmRkYThkNzhmNWYyNDRkZWFhZjQyNDEyOGUxZTkxMWRiL3RhYmxlcmFuZ2U6ZGRhOGQ3OGY1ZjI0NGRlYWFmNDI0MTI4ZTFlOTExZGJfMTYtMS0xLTEtMA_16238ea5-5781-4191-84b8-38a0ced03de1"
      unitRef="usd">-8392000</us-gaap:StockholdersEquity>
    <us-gaap:StockholdersEquity
      contextRef="i56afa85b9e9e44b6869b318a489369da_I20201231"
      decimals="-3"
      id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN18zMS9mcmFnOjM1NjIwNzI5NTQ3OTRmZGE5MmQ3MjhhZWI5MjFmNTQyL3RhYmxlOmRkYThkNzhmNWYyNDRkZWFhZjQyNDEyOGUxZTkxMWRiL3RhYmxlcmFuZ2U6ZGRhOGQ3OGY1ZjI0NGRlYWFmNDI0MTI4ZTFlOTExZGJfMTYtMy0xLTEtMA_b61f1bb2-4eb4-4b58-a800-047a74bb8e4d"
      unitRef="usd">-8507000</us-gaap:StockholdersEquity>
    <us-gaap:NetIncomeLoss
      contextRef="i3a76d1213b09470fa8c6c3f49fa75d98_D20210101-20210331"
      decimals="-3"
      id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN18zNC9mcmFnOmFlNjhhODYwZmFlZTQ5MTNiNjRkNzNiODk4NmRhMDA4L3RhYmxlOmRkNGNhMmUxMjFhZTRjNWFiYTFhZDQzYzYyODZmYjc5L3RhYmxlcmFuZ2U6ZGQ0Y2EyZTEyMWFlNGM1YWJhMWFkNDNjNjI4NmZiNzlfNC0xLTEtMS0w_5ff584e0-ccbb-4448-ad34-693388a1163f"
      unitRef="usd">30329000</us-gaap:NetIncomeLoss>
    <us-gaap:NetIncomeLoss
      contextRef="i052d02afe6704673b1b47c9fbf47ec24_D20200101-20200331"
      decimals="-3"
      id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN18zNC9mcmFnOmFlNjhhODYwZmFlZTQ5MTNiNjRkNzNiODk4NmRhMDA4L3RhYmxlOmRkNGNhMmUxMjFhZTRjNWFiYTFhZDQzYzYyODZmYjc5L3RhYmxlcmFuZ2U6ZGQ0Y2EyZTEyMWFlNGM1YWJhMWFkNDNjNjI4NmZiNzlfNC0zLTEtMS0w_f570be1f-982b-40eb-8ffa-be542afe80df"
      unitRef="usd">24268000</us-gaap:NetIncomeLoss>
    <us-gaap:DepreciationDepletionAndAmortization
      contextRef="i3a76d1213b09470fa8c6c3f49fa75d98_D20210101-20210331"
      decimals="-3"
      id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN18zNC9mcmFnOmFlNjhhODYwZmFlZTQ5MTNiNjRkNzNiODk4NmRhMDA4L3RhYmxlOmRkNGNhMmUxMjFhZTRjNWFiYTFhZDQzYzYyODZmYjc5L3RhYmxlcmFuZ2U6ZGQ0Y2EyZTEyMWFlNGM1YWJhMWFkNDNjNjI4NmZiNzlfNi0xLTEtMS0w_57e37a41-576b-4e6f-9287-42699fea6fbc"
      unitRef="usd">22126000</us-gaap:DepreciationDepletionAndAmortization>
    <us-gaap:DepreciationDepletionAndAmortization
      contextRef="i052d02afe6704673b1b47c9fbf47ec24_D20200101-20200331"
      decimals="-3"
      id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN18zNC9mcmFnOmFlNjhhODYwZmFlZTQ5MTNiNjRkNzNiODk4NmRhMDA4L3RhYmxlOmRkNGNhMmUxMjFhZTRjNWFiYTFhZDQzYzYyODZmYjc5L3RhYmxlcmFuZ2U6ZGQ0Y2EyZTEyMWFlNGM1YWJhMWFkNDNjNjI4NmZiNzlfNi0zLTEtMS0w_900f1014-0aa3-4498-b90c-06263ca01560"
      unitRef="usd">20399000</us-gaap:DepreciationDepletionAndAmortization>
    <us-gaap:IncomeTaxCreditsAndAdjustments
      contextRef="i3a76d1213b09470fa8c6c3f49fa75d98_D20210101-20210331"
      decimals="-3"
      id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN18zNC9mcmFnOmFlNjhhODYwZmFlZTQ5MTNiNjRkNzNiODk4NmRhMDA4L3RhYmxlOmRkNGNhMmUxMjFhZTRjNWFiYTFhZDQzYzYyODZmYjc5L3RhYmxlcmFuZ2U6ZGQ0Y2EyZTEyMWFlNGM1YWJhMWFkNDNjNjI4NmZiNzlfNy0xLTEtMS0w_2f9d64fa-7253-4a05-918b-8da4a867bcbd"
      unitRef="usd">-186000</us-gaap:IncomeTaxCreditsAndAdjustments>
    <us-gaap:IncomeTaxCreditsAndAdjustments
      contextRef="i052d02afe6704673b1b47c9fbf47ec24_D20200101-20200331"
      decimals="-3"
      id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN18zNC9mcmFnOmFlNjhhODYwZmFlZTQ5MTNiNjRkNzNiODk4NmRhMDA4L3RhYmxlOmRkNGNhMmUxMjFhZTRjNWFiYTFhZDQzYzYyODZmYjc5L3RhYmxlcmFuZ2U6ZGQ0Y2EyZTEyMWFlNGM1YWJhMWFkNDNjNjI4NmZiNzlfNy0zLTEtMS0w_1c271c92-59ee-4bd4-b2c3-048332514344"
      unitRef="usd">-329000</us-gaap:IncomeTaxCreditsAndAdjustments>
    <us-gaap:DeferredIncomeTaxExpenseBenefit
      contextRef="i3a76d1213b09470fa8c6c3f49fa75d98_D20210101-20210331"
      decimals="-3"
      id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN18zNC9mcmFnOmFlNjhhODYwZmFlZTQ5MTNiNjRkNzNiODk4NmRhMDA4L3RhYmxlOmRkNGNhMmUxMjFhZTRjNWFiYTFhZDQzYzYyODZmYjc5L3RhYmxlcmFuZ2U6ZGQ0Y2EyZTEyMWFlNGM1YWJhMWFkNDNjNjI4NmZiNzlfOC0xLTEtMS0w_52bbeb7d-df7f-4bd1-9817-e3d02df9052f"
      unitRef="usd">5697000</us-gaap:DeferredIncomeTaxExpenseBenefit>
    <us-gaap:DeferredIncomeTaxExpenseBenefit
      contextRef="i052d02afe6704673b1b47c9fbf47ec24_D20200101-20200331"
      decimals="-3"
      id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN18zNC9mcmFnOmFlNjhhODYwZmFlZTQ5MTNiNjRkNzNiODk4NmRhMDA4L3RhYmxlOmRkNGNhMmUxMjFhZTRjNWFiYTFhZDQzYzYyODZmYjc5L3RhYmxlcmFuZ2U6ZGQ0Y2EyZTEyMWFlNGM1YWJhMWFkNDNjNjI4NmZiNzlfOC0zLTEtMS0w_f71b1d89-14cd-4d66-a872-ac115dfa7625"
      unitRef="usd">5812000</us-gaap:DeferredIncomeTaxExpenseBenefit>
    <ottr:IncreaseDecreaseInDeferredChargesAndOtherAssets
      contextRef="i3a76d1213b09470fa8c6c3f49fa75d98_D20210101-20210331"
      decimals="-3"
      id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN18zNC9mcmFnOmFlNjhhODYwZmFlZTQ5MTNiNjRkNzNiODk4NmRhMDA4L3RhYmxlOmRkNGNhMmUxMjFhZTRjNWFiYTFhZDQzYzYyODZmYjc5L3RhYmxlcmFuZ2U6ZGQ0Y2EyZTEyMWFlNGM1YWJhMWFkNDNjNjI4NmZiNzlfOS0xLTEtMS0w_dcf8d220-4f6d-46d9-93ab-9570ccd74434"
      unitRef="usd">543000</ottr:IncreaseDecreaseInDeferredChargesAndOtherAssets>
    <ottr:IncreaseDecreaseInDeferredChargesAndOtherAssets
      contextRef="i052d02afe6704673b1b47c9fbf47ec24_D20200101-20200331"
      decimals="-3"
      id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN18zNC9mcmFnOmFlNjhhODYwZmFlZTQ5MTNiNjRkNzNiODk4NmRhMDA4L3RhYmxlOmRkNGNhMmUxMjFhZTRjNWFiYTFhZDQzYzYyODZmYjc5L3RhYmxlcmFuZ2U6ZGQ0Y2EyZTEyMWFlNGM1YWJhMWFkNDNjNjI4NmZiNzlfOS0zLTEtMS0w_abf10aa8-4a1c-46bc-8bd1-0f086f19cc0e"
      unitRef="usd">5087000</ottr:IncreaseDecreaseInDeferredChargesAndOtherAssets>
    <us-gaap:PensionContributions
      contextRef="i3a76d1213b09470fa8c6c3f49fa75d98_D20210101-20210331"
      decimals="-3"
      id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN18zNC9mcmFnOmFlNjhhODYwZmFlZTQ5MTNiNjRkNzNiODk4NmRhMDA4L3RhYmxlOmRkNGNhMmUxMjFhZTRjNWFiYTFhZDQzYzYyODZmYjc5L3RhYmxlcmFuZ2U6ZGQ0Y2EyZTEyMWFlNGM1YWJhMWFkNDNjNjI4NmZiNzlfMTAtMS0xLTEtMA_2580aa39-b390-4ff4-bb44-71982def856e"
      unitRef="usd">10000000</us-gaap:PensionContributions>
    <us-gaap:PensionContributions
      contextRef="i052d02afe6704673b1b47c9fbf47ec24_D20200101-20200331"
      decimals="-3"
      id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN18zNC9mcmFnOmFlNjhhODYwZmFlZTQ5MTNiNjRkNzNiODk4NmRhMDA4L3RhYmxlOmRkNGNhMmUxMjFhZTRjNWFiYTFhZDQzYzYyODZmYjc5L3RhYmxlcmFuZ2U6ZGQ0Y2EyZTEyMWFlNGM1YWJhMWFkNDNjNjI4NmZiNzlfMTAtMy0xLTEtMA_d642dbcb-d896-4471-828b-5ac76b70f491"
      unitRef="usd">11200000</us-gaap:PensionContributions>
    <ottr:IncreaseDecreaseInOtherOperatingLiabilitiesAndIncreaseDecreaseInDeferredLiabilities
      contextRef="i3a76d1213b09470fa8c6c3f49fa75d98_D20210101-20210331"
      decimals="-3"
      id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN18zNC9mcmFnOmFlNjhhODYwZmFlZTQ5MTNiNjRkNzNiODk4NmRhMDA4L3RhYmxlOmRkNGNhMmUxMjFhZTRjNWFiYTFhZDQzYzYyODZmYjc5L3RhYmxlcmFuZ2U6ZGQ0Y2EyZTEyMWFlNGM1YWJhMWFkNDNjNjI4NmZiNzlfMTEtMS0xLTEtMA_890af3ea-10bc-49bd-b748-7a3d274a9130"
      unitRef="usd">1804000</ottr:IncreaseDecreaseInOtherOperatingLiabilitiesAndIncreaseDecreaseInDeferredLiabilities>
    <ottr:IncreaseDecreaseInOtherOperatingLiabilitiesAndIncreaseDecreaseInDeferredLiabilities
      contextRef="i052d02afe6704673b1b47c9fbf47ec24_D20200101-20200331"
      decimals="-3"
      id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN18zNC9mcmFnOmFlNjhhODYwZmFlZTQ5MTNiNjRkNzNiODk4NmRhMDA4L3RhYmxlOmRkNGNhMmUxMjFhZTRjNWFiYTFhZDQzYzYyODZmYjc5L3RhYmxlcmFuZ2U6ZGQ0Y2EyZTEyMWFlNGM1YWJhMWFkNDNjNjI4NmZiNzlfMTEtMy0xLTEtMA_60e54d7b-d0f3-4cf4-8655-2ab67e3becbb"
      unitRef="usd">-860000</ottr:IncreaseDecreaseInOtherOperatingLiabilitiesAndIncreaseDecreaseInDeferredLiabilities>
    <us-gaap:IncreaseDecreaseInAllowanceForEquityFundsUsedDuringConstruction
      contextRef="i3a76d1213b09470fa8c6c3f49fa75d98_D20210101-20210331"
      decimals="-3"
      id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN18zNC9mcmFnOmFlNjhhODYwZmFlZTQ5MTNiNjRkNzNiODk4NmRhMDA4L3RhYmxlOmRkNGNhMmUxMjFhZTRjNWFiYTFhZDQzYzYyODZmYjc5L3RhYmxlcmFuZ2U6ZGQ0Y2EyZTEyMWFlNGM1YWJhMWFkNDNjNjI4NmZiNzlfMTItMS0xLTEtMA_401288fb-f71e-49cc-a0d9-2754927d4e21"
      unitRef="usd">45000</us-gaap:IncreaseDecreaseInAllowanceForEquityFundsUsedDuringConstruction>
    <us-gaap:IncreaseDecreaseInAllowanceForEquityFundsUsedDuringConstruction
      contextRef="i052d02afe6704673b1b47c9fbf47ec24_D20200101-20200331"
      decimals="-3"
      id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN18zNC9mcmFnOmFlNjhhODYwZmFlZTQ5MTNiNjRkNzNiODk4NmRhMDA4L3RhYmxlOmRkNGNhMmUxMjFhZTRjNWFiYTFhZDQzYzYyODZmYjc5L3RhYmxlcmFuZ2U6ZGQ0Y2EyZTEyMWFlNGM1YWJhMWFkNDNjNjI4NmZiNzlfMTItMy0xLTEtMA_f86cfd78-fe8d-44bf-9ff3-515636fec6be"
      unitRef="usd">791000</us-gaap:IncreaseDecreaseInAllowanceForEquityFundsUsedDuringConstruction>
    <us-gaap:ShareBasedCompensation
      contextRef="i3a76d1213b09470fa8c6c3f49fa75d98_D20210101-20210331"
      decimals="-3"
      id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN18zNC9mcmFnOmFlNjhhODYwZmFlZTQ5MTNiNjRkNzNiODk4NmRhMDA4L3RhYmxlOmRkNGNhMmUxMjFhZTRjNWFiYTFhZDQzYzYyODZmYjc5L3RhYmxlcmFuZ2U6ZGQ0Y2EyZTEyMWFlNGM1YWJhMWFkNDNjNjI4NmZiNzlfMTMtMS0xLTEtMA_91e1b485-770f-4e49-8ff5-3e55b664334f"
      unitRef="usd">4197000</us-gaap:ShareBasedCompensation>
    <us-gaap:ShareBasedCompensation
      contextRef="i052d02afe6704673b1b47c9fbf47ec24_D20200101-20200331"
      decimals="-3"
      id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN18zNC9mcmFnOmFlNjhhODYwZmFlZTQ5MTNiNjRkNzNiODk4NmRhMDA4L3RhYmxlOmRkNGNhMmUxMjFhZTRjNWFiYTFhZDQzYzYyODZmYjc5L3RhYmxlcmFuZ2U6ZGQ0Y2EyZTEyMWFlNGM1YWJhMWFkNDNjNjI4NmZiNzlfMTMtMy0xLTEtMA_0f7800da-c73c-4275-b24c-63649a426248"
      unitRef="usd">2770000</us-gaap:ShareBasedCompensation>
    <us-gaap:OtherNoncashIncomeExpense
      contextRef="i3a76d1213b09470fa8c6c3f49fa75d98_D20210101-20210331"
      decimals="-3"
      id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN18zNC9mcmFnOmFlNjhhODYwZmFlZTQ5MTNiNjRkNzNiODk4NmRhMDA4L3RhYmxlOmRkNGNhMmUxMjFhZTRjNWFiYTFhZDQzYzYyODZmYjc5L3RhYmxlcmFuZ2U6ZGQ0Y2EyZTEyMWFlNGM1YWJhMWFkNDNjNjI4NmZiNzlfMTQtMS0xLTEtMA_b1c95345-1716-4f2b-a6f3-aa34065a9f54"
      unitRef="usd">1569000</us-gaap:OtherNoncashIncomeExpense>
    <us-gaap:OtherNoncashIncomeExpense
      contextRef="i052d02afe6704673b1b47c9fbf47ec24_D20200101-20200331"
      decimals="-3"
      id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN18zNC9mcmFnOmFlNjhhODYwZmFlZTQ5MTNiNjRkNzNiODk4NmRhMDA4L3RhYmxlOmRkNGNhMmUxMjFhZTRjNWFiYTFhZDQzYzYyODZmYjc5L3RhYmxlcmFuZ2U6ZGQ0Y2EyZTEyMWFlNGM1YWJhMWFkNDNjNjI4NmZiNzlfMTQtMy0xLTEtMA_8b00fdca-91c5-4e4f-a581-dab60bad9934"
      unitRef="usd">-46000</us-gaap:OtherNoncashIncomeExpense>
    <us-gaap:IncreaseDecreaseInReceivables
      contextRef="i3a76d1213b09470fa8c6c3f49fa75d98_D20210101-20210331"
      decimals="-3"
      id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN18zNC9mcmFnOmFlNjhhODYwZmFlZTQ5MTNiNjRkNzNiODk4NmRhMDA4L3RhYmxlOmRkNGNhMmUxMjFhZTRjNWFiYTFhZDQzYzYyODZmYjc5L3RhYmxlcmFuZ2U6ZGQ0Y2EyZTEyMWFlNGM1YWJhMWFkNDNjNjI4NmZiNzlfMTYtMS0xLTEtMA_4aa92eb9-7010-4e50-8017-7879011ad338"
      unitRef="usd">20431000</us-gaap:IncreaseDecreaseInReceivables>
    <us-gaap:IncreaseDecreaseInReceivables
      contextRef="i052d02afe6704673b1b47c9fbf47ec24_D20200101-20200331"
      decimals="-3"
      id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN18zNC9mcmFnOmFlNjhhODYwZmFlZTQ5MTNiNjRkNzNiODk4NmRhMDA4L3RhYmxlOmRkNGNhMmUxMjFhZTRjNWFiYTFhZDQzYzYyODZmYjc5L3RhYmxlcmFuZ2U6ZGQ0Y2EyZTEyMWFlNGM1YWJhMWFkNDNjNjI4NmZiNzlfMTYtMy0xLTEtMA_e6f5e280-7afa-4d0a-9644-5a06157e376b"
      unitRef="usd">16666000</us-gaap:IncreaseDecreaseInReceivables>
    <us-gaap:IncreaseDecreaseInInventories
      contextRef="i3a76d1213b09470fa8c6c3f49fa75d98_D20210101-20210331"
      decimals="-3"
      id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN18zNC9mcmFnOmFlNjhhODYwZmFlZTQ5MTNiNjRkNzNiODk4NmRhMDA4L3RhYmxlOmRkNGNhMmUxMjFhZTRjNWFiYTFhZDQzYzYyODZmYjc5L3RhYmxlcmFuZ2U6ZGQ0Y2EyZTEyMWFlNGM1YWJhMWFkNDNjNjI4NmZiNzlfMTctMS0xLTEtMA_e4ee62ed-5fd6-425f-b632-a0cf5b414301"
      unitRef="usd">261000</us-gaap:IncreaseDecreaseInInventories>
    <us-gaap:IncreaseDecreaseInInventories
      contextRef="i052d02afe6704673b1b47c9fbf47ec24_D20200101-20200331"
      decimals="-3"
      id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN18zNC9mcmFnOmFlNjhhODYwZmFlZTQ5MTNiNjRkNzNiODk4NmRhMDA4L3RhYmxlOmRkNGNhMmUxMjFhZTRjNWFiYTFhZDQzYzYyODZmYjc5L3RhYmxlcmFuZ2U6ZGQ0Y2EyZTEyMWFlNGM1YWJhMWFkNDNjNjI4NmZiNzlfMTctMy0xLTEtMA_2f5c960d-c38a-4f6d-b932-aa42b3103aa6"
      unitRef="usd">301000</us-gaap:IncreaseDecreaseInInventories>
    <us-gaap:IncreaseDecreaseInOtherOperatingAssets
      contextRef="i3a76d1213b09470fa8c6c3f49fa75d98_D20210101-20210331"
      decimals="-3"
      id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN18zNC9mcmFnOmFlNjhhODYwZmFlZTQ5MTNiNjRkNzNiODk4NmRhMDA4L3RhYmxlOmRkNGNhMmUxMjFhZTRjNWFiYTFhZDQzYzYyODZmYjc5L3RhYmxlcmFuZ2U6ZGQ0Y2EyZTEyMWFlNGM1YWJhMWFkNDNjNjI4NmZiNzlfMTgtMS0xLTEtMA_5dc9ac8b-d968-426c-88a4-5137bc824c9a"
      unitRef="usd">3871000</us-gaap:IncreaseDecreaseInOtherOperatingAssets>
    <us-gaap:IncreaseDecreaseInOtherOperatingAssets
      contextRef="i052d02afe6704673b1b47c9fbf47ec24_D20200101-20200331"
      decimals="-3"
      id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN18zNC9mcmFnOmFlNjhhODYwZmFlZTQ5MTNiNjRkNzNiODk4NmRhMDA4L3RhYmxlOmRkNGNhMmUxMjFhZTRjNWFiYTFhZDQzYzYyODZmYjc5L3RhYmxlcmFuZ2U6ZGQ0Y2EyZTEyMWFlNGM1YWJhMWFkNDNjNjI4NmZiNzlfMTgtMy0xLTEtMA_83222458-dd28-425f-8ffd-95a1d7496504"
      unitRef="usd">447000</us-gaap:IncreaseDecreaseInOtherOperatingAssets>
    <us-gaap:IncreaseDecreaseInAccountsPayableAndAccruedLiabilities
      contextRef="i3a76d1213b09470fa8c6c3f49fa75d98_D20210101-20210331"
      decimals="-3"
      id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN18zNC9mcmFnOmFlNjhhODYwZmFlZTQ5MTNiNjRkNzNiODk4NmRhMDA4L3RhYmxlOmRkNGNhMmUxMjFhZTRjNWFiYTFhZDQzYzYyODZmYjc5L3RhYmxlcmFuZ2U6ZGQ0Y2EyZTEyMWFlNGM1YWJhMWFkNDNjNjI4NmZiNzlfMTktMS0xLTEtMA_414d7353-9005-4d86-bbbe-6beda3ff6921"
      unitRef="usd">-6930000</us-gaap:IncreaseDecreaseInAccountsPayableAndAccruedLiabilities>
    <us-gaap:IncreaseDecreaseInAccountsPayableAndAccruedLiabilities
      contextRef="i052d02afe6704673b1b47c9fbf47ec24_D20200101-20200331"
      decimals="-3"
      id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN18zNC9mcmFnOmFlNjhhODYwZmFlZTQ5MTNiNjRkNzNiODk4NmRhMDA4L3RhYmxlOmRkNGNhMmUxMjFhZTRjNWFiYTFhZDQzYzYyODZmYjc5L3RhYmxlcmFuZ2U6ZGQ0Y2EyZTEyMWFlNGM1YWJhMWFkNDNjNjI4NmZiNzlfMTktMy0xLTEtMA_6b292b31-6840-4036-9a80-6b1d3f2fec4c"
      unitRef="usd">-7690000</us-gaap:IncreaseDecreaseInAccountsPayableAndAccruedLiabilities>
    <ottr:IncreaseDecreaseInInterestPayableAndIncomeTaxesReceivablePayableNet
      contextRef="i3a76d1213b09470fa8c6c3f49fa75d98_D20210101-20210331"
      decimals="-3"
      id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN18zNC9mcmFnOmFlNjhhODYwZmFlZTQ5MTNiNjRkNzNiODk4NmRhMDA4L3RhYmxlOmRkNGNhMmUxMjFhZTRjNWFiYTFhZDQzYzYyODZmYjc5L3RhYmxlcmFuZ2U6ZGQ0Y2EyZTEyMWFlNGM1YWJhMWFkNDNjNjI4NmZiNzlfMjAtMS0xLTEtMA_c9134c89-af63-4ff0-ad12-0192e68cd34c"
      unitRef="usd">-2525000</ottr:IncreaseDecreaseInInterestPayableAndIncomeTaxesReceivablePayableNet>
    <ottr:IncreaseDecreaseInInterestPayableAndIncomeTaxesReceivablePayableNet
      contextRef="i052d02afe6704673b1b47c9fbf47ec24_D20200101-20200331"
      decimals="-3"
      id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN18zNC9mcmFnOmFlNjhhODYwZmFlZTQ5MTNiNjRkNzNiODk4NmRhMDA4L3RhYmxlOmRkNGNhMmUxMjFhZTRjNWFiYTFhZDQzYzYyODZmYjc5L3RhYmxlcmFuZ2U6ZGQ0Y2EyZTEyMWFlNGM1YWJhMWFkNDNjNjI4NmZiNzlfMjAtMy0xLTEtMA_ee7f5ffe-33dd-4f35-8207-65991cca14a5"
      unitRef="usd">-41000</ottr:IncreaseDecreaseInInterestPayableAndIncomeTaxesReceivablePayableNet>
    <us-gaap:NetCashProvidedByUsedInOperatingActivities
      contextRef="i3a76d1213b09470fa8c6c3f49fa75d98_D20210101-20210331"
      decimals="-3"
      id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN18zNC9mcmFnOmFlNjhhODYwZmFlZTQ5MTNiNjRkNzNiODk4NmRhMDA4L3RhYmxlOmRkNGNhMmUxMjFhZTRjNWFiYTFhZDQzYzYyODZmYjc5L3RhYmxlcmFuZ2U6ZGQ0Y2EyZTEyMWFlNGM1YWJhMWFkNDNjNjI4NmZiNzlfMjEtMS0xLTEtMA_c4992e2f-aada-4f68-bd53-e5df566cfc71"
      unitRef="usd">15270000</us-gaap:NetCashProvidedByUsedInOperatingActivities>
    <us-gaap:NetCashProvidedByUsedInOperatingActivities
      contextRef="i052d02afe6704673b1b47c9fbf47ec24_D20200101-20200331"
      decimals="-3"
      id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN18zNC9mcmFnOmFlNjhhODYwZmFlZTQ5MTNiNjRkNzNiODk4NmRhMDA4L3RhYmxlOmRkNGNhMmUxMjFhZTRjNWFiYTFhZDQzYzYyODZmYjc5L3RhYmxlcmFuZ2U6ZGQ0Y2EyZTEyMWFlNGM1YWJhMWFkNDNjNjI4NmZiNzlfMjEtMy0xLTEtMA_93f6acdf-0995-48ae-ae90-379df626e52e"
      unitRef="usd">21777000</us-gaap:NetCashProvidedByUsedInOperatingActivities>
    <us-gaap:PaymentsToAcquireProductiveAssets
      contextRef="i3a76d1213b09470fa8c6c3f49fa75d98_D20210101-20210331"
      decimals="-3"
      id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN18zNC9mcmFnOmFlNjhhODYwZmFlZTQ5MTNiNjRkNzNiODk4NmRhMDA4L3RhYmxlOmRkNGNhMmUxMjFhZTRjNWFiYTFhZDQzYzYyODZmYjc5L3RhYmxlcmFuZ2U6ZGQ0Y2EyZTEyMWFlNGM1YWJhMWFkNDNjNjI4NmZiNzlfMjMtMS0xLTEtMA_8dc5d306-ae14-4afe-b281-5527a3235ae6"
      unitRef="usd">50076000</us-gaap:PaymentsToAcquireProductiveAssets>
    <us-gaap:PaymentsToAcquireProductiveAssets
      contextRef="i052d02afe6704673b1b47c9fbf47ec24_D20200101-20200331"
      decimals="-3"
      id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN18zNC9mcmFnOmFlNjhhODYwZmFlZTQ5MTNiNjRkNzNiODk4NmRhMDA4L3RhYmxlOmRkNGNhMmUxMjFhZTRjNWFiYTFhZDQzYzYyODZmYjc5L3RhYmxlcmFuZ2U6ZGQ0Y2EyZTEyMWFlNGM1YWJhMWFkNDNjNjI4NmZiNzlfMjMtMy0xLTEtMA_776f97c1-7f12-4f58-bace-901cca4f4a39"
      unitRef="usd">75059000</us-gaap:PaymentsToAcquireProductiveAssets>
    <us-gaap:ProceedsFromSaleOfProductiveAssets
      contextRef="i3a76d1213b09470fa8c6c3f49fa75d98_D20210101-20210331"
      decimals="-3"
      id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN18zNC9mcmFnOmFlNjhhODYwZmFlZTQ5MTNiNjRkNzNiODk4NmRhMDA4L3RhYmxlOmRkNGNhMmUxMjFhZTRjNWFiYTFhZDQzYzYyODZmYjc5L3RhYmxlcmFuZ2U6ZGQ0Y2EyZTEyMWFlNGM1YWJhMWFkNDNjNjI4NmZiNzlfMjQtMS0xLTEtMA_a3d853f8-707a-4d2e-af31-a74077b0973e"
      unitRef="usd">3244000</us-gaap:ProceedsFromSaleOfProductiveAssets>
    <us-gaap:ProceedsFromSaleOfProductiveAssets
      contextRef="i052d02afe6704673b1b47c9fbf47ec24_D20200101-20200331"
      decimals="-3"
      id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN18zNC9mcmFnOmFlNjhhODYwZmFlZTQ5MTNiNjRkNzNiODk4NmRhMDA4L3RhYmxlOmRkNGNhMmUxMjFhZTRjNWFiYTFhZDQzYzYyODZmYjc5L3RhYmxlcmFuZ2U6ZGQ0Y2EyZTEyMWFlNGM1YWJhMWFkNDNjNjI4NmZiNzlfMjQtMy0xLTEtMA_1547f69f-3e6b-4d82-8edb-ef87777f5e7e"
      unitRef="usd">2487000</us-gaap:ProceedsFromSaleOfProductiveAssets>
    <us-gaap:PaymentsForProceedsFromInvestments
      contextRef="i3a76d1213b09470fa8c6c3f49fa75d98_D20210101-20210331"
      decimals="-3"
      id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN18zNC9mcmFnOmFlNjhhODYwZmFlZTQ5MTNiNjRkNzNiODk4NmRhMDA4L3RhYmxlOmRkNGNhMmUxMjFhZTRjNWFiYTFhZDQzYzYyODZmYjc5L3RhYmxlcmFuZ2U6ZGQ0Y2EyZTEyMWFlNGM1YWJhMWFkNDNjNjI4NmZiNzlfMjUtMS0xLTEtMA_6db872b0-22f0-441b-99a8-0a48f33b1188"
      unitRef="usd">2188000</us-gaap:PaymentsForProceedsFromInvestments>
    <us-gaap:PaymentsForProceedsFromInvestments
      contextRef="i052d02afe6704673b1b47c9fbf47ec24_D20200101-20200331"
      decimals="-3"
      id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN18zNC9mcmFnOmFlNjhhODYwZmFlZTQ5MTNiNjRkNzNiODk4NmRhMDA4L3RhYmxlOmRkNGNhMmUxMjFhZTRjNWFiYTFhZDQzYzYyODZmYjc5L3RhYmxlcmFuZ2U6ZGQ0Y2EyZTEyMWFlNGM1YWJhMWFkNDNjNjI4NmZiNzlfMjUtMy0xLTEtMA_5cf4ecb4-c76b-4534-91c5-99a9bafb91fe"
      unitRef="usd">2487000</us-gaap:PaymentsForProceedsFromInvestments>
    <us-gaap:NetCashProvidedByUsedInInvestingActivities
      contextRef="i3a76d1213b09470fa8c6c3f49fa75d98_D20210101-20210331"
      decimals="-3"
      id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN18zNC9mcmFnOmFlNjhhODYwZmFlZTQ5MTNiNjRkNzNiODk4NmRhMDA4L3RhYmxlOmRkNGNhMmUxMjFhZTRjNWFiYTFhZDQzYzYyODZmYjc5L3RhYmxlcmFuZ2U6ZGQ0Y2EyZTEyMWFlNGM1YWJhMWFkNDNjNjI4NmZiNzlfMjYtMS0xLTEtMA_929ceaf2-fb23-4b4b-bba3-7506bbcd1d7a"
      unitRef="usd">-49020000</us-gaap:NetCashProvidedByUsedInInvestingActivities>
    <us-gaap:NetCashProvidedByUsedInInvestingActivities
      contextRef="i052d02afe6704673b1b47c9fbf47ec24_D20200101-20200331"
      decimals="-3"
      id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN18zNC9mcmFnOmFlNjhhODYwZmFlZTQ5MTNiNjRkNzNiODk4NmRhMDA4L3RhYmxlOmRkNGNhMmUxMjFhZTRjNWFiYTFhZDQzYzYyODZmYjc5L3RhYmxlcmFuZ2U6ZGQ0Y2EyZTEyMWFlNGM1YWJhMWFkNDNjNjI4NmZiNzlfMjYtMy0xLTEtMA_a74f37a0-3d8b-4508-a3f1-26617f51ce36"
      unitRef="usd">-75059000</us-gaap:NetCashProvidedByUsedInInvestingActivities>
    <ottr:ChangeInChecksWrittenInExcessOfCash
      contextRef="i3a76d1213b09470fa8c6c3f49fa75d98_D20210101-20210331"
      decimals="-3"
      id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN18zNC9mcmFnOmFlNjhhODYwZmFlZTQ5MTNiNjRkNzNiODk4NmRhMDA4L3RhYmxlOmRkNGNhMmUxMjFhZTRjNWFiYTFhZDQzYzYyODZmYjc5L3RhYmxlcmFuZ2U6ZGQ0Y2EyZTEyMWFlNGM1YWJhMWFkNDNjNjI4NmZiNzlfMjgtMS0xLTEtMA_c2639f0c-2e6e-485d-9ae6-47147db65d7e"
      unitRef="usd">2144000</ottr:ChangeInChecksWrittenInExcessOfCash>
    <ottr:ChangeInChecksWrittenInExcessOfCash
      contextRef="i052d02afe6704673b1b47c9fbf47ec24_D20200101-20200331"
      decimals="-3"
      id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN18zNC9mcmFnOmFlNjhhODYwZmFlZTQ5MTNiNjRkNzNiODk4NmRhMDA4L3RhYmxlOmRkNGNhMmUxMjFhZTRjNWFiYTFhZDQzYzYyODZmYjc5L3RhYmxlcmFuZ2U6ZGQ0Y2EyZTEyMWFlNGM1YWJhMWFkNDNjNjI4NmZiNzlfMjgtMy0xLTEtMA_15748e88-e551-413a-9ca3-e07479ec6ebd"
      unitRef="usd">0</ottr:ChangeInChecksWrittenInExcessOfCash>
    <us-gaap:ProceedsFromRepaymentsOfShortTermDebt
      contextRef="i3a76d1213b09470fa8c6c3f49fa75d98_D20210101-20210331"
      decimals="-3"
      id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN18zNC9mcmFnOmFlNjhhODYwZmFlZTQ5MTNiNjRkNzNiODk4NmRhMDA4L3RhYmxlOmRkNGNhMmUxMjFhZTRjNWFiYTFhZDQzYzYyODZmYjc5L3RhYmxlcmFuZ2U6ZGQ0Y2EyZTEyMWFlNGM1YWJhMWFkNDNjNjI4NmZiNzlfMjktMS0xLTEtMA_d9413597-d26b-434f-93e4-2001b674b6a2"
      unitRef="usd">53854000</us-gaap:ProceedsFromRepaymentsOfShortTermDebt>
    <us-gaap:ProceedsFromRepaymentsOfShortTermDebt
      contextRef="i052d02afe6704673b1b47c9fbf47ec24_D20200101-20200331"
      decimals="-3"
      id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN18zNC9mcmFnOmFlNjhhODYwZmFlZTQ5MTNiNjRkNzNiODk4NmRhMDA4L3RhYmxlOmRkNGNhMmUxMjFhZTRjNWFiYTFhZDQzYzYyODZmYjc5L3RhYmxlcmFuZ2U6ZGQ0Y2EyZTEyMWFlNGM1YWJhMWFkNDNjNjI4NmZiNzlfMjktMy0xLTEtMA_a21c3a5d-24a9-422b-9d03-01551d528a43"
      unitRef="usd">13893000</us-gaap:ProceedsFromRepaymentsOfShortTermDebt>
    <us-gaap:ProceedsFromIssuanceOfCommonStock
      contextRef="i3a76d1213b09470fa8c6c3f49fa75d98_D20210101-20210331"
      decimals="-3"
      id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN18zNC9mcmFnOmFlNjhhODYwZmFlZTQ5MTNiNjRkNzNiODk4NmRhMDA4L3RhYmxlOmRkNGNhMmUxMjFhZTRjNWFiYTFhZDQzYzYyODZmYjc5L3RhYmxlcmFuZ2U6ZGQ0Y2EyZTEyMWFlNGM1YWJhMWFkNDNjNjI4NmZiNzlfMzAtMS0xLTEtMA_d9cbc00e-a1a0-4c61-89f0-c8e6d2194f91"
      unitRef="usd">0</us-gaap:ProceedsFromIssuanceOfCommonStock>
    <us-gaap:ProceedsFromIssuanceOfCommonStock
      contextRef="i052d02afe6704673b1b47c9fbf47ec24_D20200101-20200331"
      decimals="-3"
      id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN18zNC9mcmFnOmFlNjhhODYwZmFlZTQ5MTNiNjRkNzNiODk4NmRhMDA4L3RhYmxlOmRkNGNhMmUxMjFhZTRjNWFiYTFhZDQzYzYyODZmYjc5L3RhYmxlcmFuZ2U6ZGQ0Y2EyZTEyMWFlNGM1YWJhMWFkNDNjNjI4NmZiNzlfMzAtMy0xLTEtMA_701722a0-b830-455b-b5ed-e4f94ef7220b"
      unitRef="usd">8399000</us-gaap:ProceedsFromIssuanceOfCommonStock>
    <us-gaap:PaymentsOfStockIssuanceCosts
      contextRef="i3a76d1213b09470fa8c6c3f49fa75d98_D20210101-20210331"
      decimals="-3"
      id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN18zNC9mcmFnOmFlNjhhODYwZmFlZTQ5MTNiNjRkNzNiODk4NmRhMDA4L3RhYmxlOmRkNGNhMmUxMjFhZTRjNWFiYTFhZDQzYzYyODZmYjc5L3RhYmxlcmFuZ2U6ZGQ0Y2EyZTEyMWFlNGM1YWJhMWFkNDNjNjI4NmZiNzlfMzEtMS0xLTEtMA_64270a11-9d96-42c4-b461-f58a47de0f60"
      unitRef="usd">25000</us-gaap:PaymentsOfStockIssuanceCosts>
    <us-gaap:PaymentsOfStockIssuanceCosts
      contextRef="i052d02afe6704673b1b47c9fbf47ec24_D20200101-20200331"
      decimals="-3"
      id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN18zNC9mcmFnOmFlNjhhODYwZmFlZTQ5MTNiNjRkNzNiODk4NmRhMDA4L3RhYmxlOmRkNGNhMmUxMjFhZTRjNWFiYTFhZDQzYzYyODZmYjc5L3RhYmxlcmFuZ2U6ZGQ0Y2EyZTEyMWFlNGM1YWJhMWFkNDNjNjI4NmZiNzlfMzEtMy0xLTEtMA_4ac26656-3049-4457-ad42-71c2af8c3a5e"
      unitRef="usd">124000</us-gaap:PaymentsOfStockIssuanceCosts>
    <us-gaap:PaymentsForRepurchaseOfCommonStock
      contextRef="i3a76d1213b09470fa8c6c3f49fa75d98_D20210101-20210331"
      decimals="-3"
      id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN18zNC9mcmFnOmFlNjhhODYwZmFlZTQ5MTNiNjRkNzNiODk4NmRhMDA4L3RhYmxlOmRkNGNhMmUxMjFhZTRjNWFiYTFhZDQzYzYyODZmYjc5L3RhYmxlcmFuZ2U6ZGQ0Y2EyZTEyMWFlNGM1YWJhMWFkNDNjNjI4NmZiNzlfMzItMS0xLTEtMA_c79b3586-5cdb-4010-a364-a153b5579c1c"
      unitRef="usd">1507000</us-gaap:PaymentsForRepurchaseOfCommonStock>
    <us-gaap:PaymentsForRepurchaseOfCommonStock
      contextRef="i052d02afe6704673b1b47c9fbf47ec24_D20200101-20200331"
      decimals="-3"
      id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN18zNC9mcmFnOmFlNjhhODYwZmFlZTQ5MTNiNjRkNzNiODk4NmRhMDA4L3RhYmxlOmRkNGNhMmUxMjFhZTRjNWFiYTFhZDQzYzYyODZmYjc5L3RhYmxlcmFuZ2U6ZGQ0Y2EyZTEyMWFlNGM1YWJhMWFkNDNjNjI4NmZiNzlfMzItMy0xLTEtMA_7e3fc9ce-aa7c-4d2b-b94a-9916a6b99659"
      unitRef="usd">2072000</us-gaap:PaymentsForRepurchaseOfCommonStock>
    <us-gaap:ProceedsFromIssuanceOfLongTermDebt
      contextRef="i3a76d1213b09470fa8c6c3f49fa75d98_D20210101-20210331"
      decimals="-3"
      id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN18zNC9mcmFnOmFlNjhhODYwZmFlZTQ5MTNiNjRkNzNiODk4NmRhMDA4L3RhYmxlOmRkNGNhMmUxMjFhZTRjNWFiYTFhZDQzYzYyODZmYjc5L3RhYmxlcmFuZ2U6ZGQ0Y2EyZTEyMWFlNGM1YWJhMWFkNDNjNjI4NmZiNzlfMzMtMS0xLTEtMA_a66f71e0-2263-46c4-bee3-db28d6cdf610"
      unitRef="usd">0</us-gaap:ProceedsFromIssuanceOfLongTermDebt>
    <us-gaap:ProceedsFromIssuanceOfLongTermDebt
      contextRef="i052d02afe6704673b1b47c9fbf47ec24_D20200101-20200331"
      decimals="-3"
      id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN18zNC9mcmFnOmFlNjhhODYwZmFlZTQ5MTNiNjRkNzNiODk4NmRhMDA4L3RhYmxlOmRkNGNhMmUxMjFhZTRjNWFiYTFhZDQzYzYyODZmYjc5L3RhYmxlcmFuZ2U6ZGQ0Y2EyZTEyMWFlNGM1YWJhMWFkNDNjNjI4NmZiNzlfMzMtMy0xLTEtMA_681c1db3-4eea-4f07-a464-1ba74a538e3b"
      unitRef="usd">35000000</us-gaap:ProceedsFromIssuanceOfLongTermDebt>
    <us-gaap:PaymentsOfDebtIssuanceCosts
      contextRef="i3a76d1213b09470fa8c6c3f49fa75d98_D20210101-20210331"
      decimals="-3"
      id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN18zNC9mcmFnOmFlNjhhODYwZmFlZTQ5MTNiNjRkNzNiODk4NmRhMDA4L3RhYmxlOmRkNGNhMmUxMjFhZTRjNWFiYTFhZDQzYzYyODZmYjc5L3RhYmxlcmFuZ2U6ZGQ0Y2EyZTEyMWFlNGM1YWJhMWFkNDNjNjI4NmZiNzlfMzQtMS0xLTEtMA_22536efd-9a36-4158-a04b-79b741bf3c6f"
      unitRef="usd">2000</us-gaap:PaymentsOfDebtIssuanceCosts>
    <us-gaap:PaymentsOfDebtIssuanceCosts
      contextRef="i052d02afe6704673b1b47c9fbf47ec24_D20200101-20200331"
      decimals="-3"
      id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN18zNC9mcmFnOmFlNjhhODYwZmFlZTQ5MTNiNjRkNzNiODk4NmRhMDA4L3RhYmxlOmRkNGNhMmUxMjFhZTRjNWFiYTFhZDQzYzYyODZmYjc5L3RhYmxlcmFuZ2U6ZGQ0Y2EyZTEyMWFlNGM1YWJhMWFkNDNjNjI4NmZiNzlfMzQtMy0xLTEtMA_1354164d-d886-44a0-a9e4-83444bbd9f88"
      unitRef="usd">177000</us-gaap:PaymentsOfDebtIssuanceCosts>
    <us-gaap:RepaymentsOfLongTermDebt
      contextRef="i3a76d1213b09470fa8c6c3f49fa75d98_D20210101-20210331"
      decimals="-3"
      id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN18zNC9mcmFnOmFlNjhhODYwZmFlZTQ5MTNiNjRkNzNiODk4NmRhMDA4L3RhYmxlOmRkNGNhMmUxMjFhZTRjNWFiYTFhZDQzYzYyODZmYjc5L3RhYmxlcmFuZ2U6ZGQ0Y2EyZTEyMWFlNGM1YWJhMWFkNDNjNjI4NmZiNzlfMzUtMS0xLTEtMA_57545a7e-5ed0-4cb2-94ab-8578eda43e61"
      unitRef="usd">169000</us-gaap:RepaymentsOfLongTermDebt>
    <us-gaap:RepaymentsOfLongTermDebt
      contextRef="i052d02afe6704673b1b47c9fbf47ec24_D20200101-20200331"
      decimals="-3"
      id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN18zNC9mcmFnOmFlNjhhODYwZmFlZTQ5MTNiNjRkNzNiODk4NmRhMDA4L3RhYmxlOmRkNGNhMmUxMjFhZTRjNWFiYTFhZDQzYzYyODZmYjc5L3RhYmxlcmFuZ2U6ZGQ0Y2EyZTEyMWFlNGM1YWJhMWFkNDNjNjI4NmZiNzlfMzUtMy0xLTEtMA_b49b7179-4846-4a59-b1d1-26ee0f85e810"
      unitRef="usd">45000</us-gaap:RepaymentsOfLongTermDebt>
    <us-gaap:PaymentsOfDividends
      contextRef="i3a76d1213b09470fa8c6c3f49fa75d98_D20210101-20210331"
      decimals="-3"
      id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN18zNC9mcmFnOmFlNjhhODYwZmFlZTQ5MTNiNjRkNzNiODk4NmRhMDA4L3RhYmxlOmRkNGNhMmUxMjFhZTRjNWFiYTFhZDQzYzYyODZmYjc5L3RhYmxlcmFuZ2U6ZGQ0Y2EyZTEyMWFlNGM1YWJhMWFkNDNjNjI4NmZiNzlfMzYtMS0xLTEtMA_ff79104c-d08f-4feb-a7f8-1f8ad260eca3"
      unitRef="usd">16208000</us-gaap:PaymentsOfDividends>
    <us-gaap:PaymentsOfDividends
      contextRef="i052d02afe6704673b1b47c9fbf47ec24_D20200101-20200331"
      decimals="-3"
      id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN18zNC9mcmFnOmFlNjhhODYwZmFlZTQ5MTNiNjRkNzNiODk4NmRhMDA4L3RhYmxlOmRkNGNhMmUxMjFhZTRjNWFiYTFhZDQzYzYyODZmYjc5L3RhYmxlcmFuZ2U6ZGQ0Y2EyZTEyMWFlNGM1YWJhMWFkNDNjNjI4NmZiNzlfMzYtMy0xLTEtMA_075c204f-a5d1-473e-aee2-c0fa663b6d88"
      unitRef="usd">14907000</us-gaap:PaymentsOfDividends>
    <us-gaap:NetCashProvidedByUsedInFinancingActivities
      contextRef="i3a76d1213b09470fa8c6c3f49fa75d98_D20210101-20210331"
      decimals="-3"
      id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN18zNC9mcmFnOmFlNjhhODYwZmFlZTQ5MTNiNjRkNzNiODk4NmRhMDA4L3RhYmxlOmRkNGNhMmUxMjFhZTRjNWFiYTFhZDQzYzYyODZmYjc5L3RhYmxlcmFuZ2U6ZGQ0Y2EyZTEyMWFlNGM1YWJhMWFkNDNjNjI4NmZiNzlfMzctMS0xLTEtMA_2cfbe198-4353-4418-96db-53cddfe3796f"
      unitRef="usd">33799000</us-gaap:NetCashProvidedByUsedInFinancingActivities>
    <us-gaap:NetCashProvidedByUsedInFinancingActivities
      contextRef="i052d02afe6704673b1b47c9fbf47ec24_D20200101-20200331"
      decimals="-3"
      id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN18zNC9mcmFnOmFlNjhhODYwZmFlZTQ5MTNiNjRkNzNiODk4NmRhMDA4L3RhYmxlOmRkNGNhMmUxMjFhZTRjNWFiYTFhZDQzYzYyODZmYjc5L3RhYmxlcmFuZ2U6ZGQ0Y2EyZTEyMWFlNGM1YWJhMWFkNDNjNjI4NmZiNzlfMzctMy0xLTEtMA_1578c27a-8df5-41ad-a095-7ec59d8ac3f1"
      unitRef="usd">39967000</us-gaap:NetCashProvidedByUsedInFinancingActivities>
    <us-gaap:CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsPeriodIncreaseDecreaseIncludingExchangeRateEffect
      contextRef="i3a76d1213b09470fa8c6c3f49fa75d98_D20210101-20210331"
      decimals="-3"
      id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN18zNC9mcmFnOmFlNjhhODYwZmFlZTQ5MTNiNjRkNzNiODk4NmRhMDA4L3RhYmxlOmRkNGNhMmUxMjFhZTRjNWFiYTFhZDQzYzYyODZmYjc5L3RhYmxlcmFuZ2U6ZGQ0Y2EyZTEyMWFlNGM1YWJhMWFkNDNjNjI4NmZiNzlfMzgtMS0xLTEtMA_e7a4cac1-5407-4b5e-bf15-d4f870d775e0"
      unitRef="usd">49000</us-gaap:CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsPeriodIncreaseDecreaseIncludingExchangeRateEffect>
    <us-gaap:CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsPeriodIncreaseDecreaseIncludingExchangeRateEffect
      contextRef="i052d02afe6704673b1b47c9fbf47ec24_D20200101-20200331"
      decimals="-3"
      id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN18zNC9mcmFnOmFlNjhhODYwZmFlZTQ5MTNiNjRkNzNiODk4NmRhMDA4L3RhYmxlOmRkNGNhMmUxMjFhZTRjNWFiYTFhZDQzYzYyODZmYjc5L3RhYmxlcmFuZ2U6ZGQ0Y2EyZTEyMWFlNGM1YWJhMWFkNDNjNjI4NmZiNzlfMzgtMy0xLTEtMA_fce7c390-4ef2-4e00-9efc-9435dfde5f2a"
      unitRef="usd">-13315000</us-gaap:CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsPeriodIncreaseDecreaseIncludingExchangeRateEffect>
    <us-gaap:CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents
      contextRef="ifaff5a04688f4997a27c915d8eb05db2_I20201231"
      decimals="-3"
      id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN18zNC9mcmFnOmFlNjhhODYwZmFlZTQ5MTNiNjRkNzNiODk4NmRhMDA4L3RhYmxlOmRkNGNhMmUxMjFhZTRjNWFiYTFhZDQzYzYyODZmYjc5L3RhYmxlcmFuZ2U6ZGQ0Y2EyZTEyMWFlNGM1YWJhMWFkNDNjNjI4NmZiNzlfMzktMS0xLTEtMA_9d3841ac-aba9-401d-90c3-1e00dd3e3741"
      unitRef="usd">1163000</us-gaap:CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents>
    <us-gaap:CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents
      contextRef="i28c5c5fd4936450fbcde574f8a44083f_I20191231"
      decimals="-3"
      id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN18zNC9mcmFnOmFlNjhhODYwZmFlZTQ5MTNiNjRkNzNiODk4NmRhMDA4L3RhYmxlOmRkNGNhMmUxMjFhZTRjNWFiYTFhZDQzYzYyODZmYjc5L3RhYmxlcmFuZ2U6ZGQ0Y2EyZTEyMWFlNGM1YWJhMWFkNDNjNjI4NmZiNzlfMzktMy0xLTEtMA_086bc781-c88d-4d3d-b61c-eac02fa2e5d1"
      unitRef="usd">21199000</us-gaap:CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents>
    <us-gaap:CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents
      contextRef="i5458f4d6e23940ca92dd24eb67c70571_I20210331"
      decimals="-3"
      id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN18zNC9mcmFnOmFlNjhhODYwZmFlZTQ5MTNiNjRkNzNiODk4NmRhMDA4L3RhYmxlOmRkNGNhMmUxMjFhZTRjNWFiYTFhZDQzYzYyODZmYjc5L3RhYmxlcmFuZ2U6ZGQ0Y2EyZTEyMWFlNGM1YWJhMWFkNDNjNjI4NmZiNzlfNDAtMS0xLTEtMA_b03b0f6d-23f5-4a07-8255-ef360370fa41"
      unitRef="usd">1212000</us-gaap:CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents>
    <us-gaap:CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents
      contextRef="ic8fd250704a84c89af2f5d812fa776ae_I20200331"
      decimals="-3"
      id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN18zNC9mcmFnOmFlNjhhODYwZmFlZTQ5MTNiNjRkNzNiODk4NmRhMDA4L3RhYmxlOmRkNGNhMmUxMjFhZTRjNWFiYTFhZDQzYzYyODZmYjc5L3RhYmxlcmFuZ2U6ZGQ0Y2EyZTEyMWFlNGM1YWJhMWFkNDNjNjI4NmZiNzlfNDAtMy0xLTEtMA_b6a00772-7b91-4c4d-a77d-213380eb8d2f"
      unitRef="usd">7884000</us-gaap:CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents>
    <ottr:AccountsPayableOutstandingRelatedToCapitalAdditions
      contextRef="i5458f4d6e23940ca92dd24eb67c70571_I20210331"
      decimals="-3"
      id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN18zNC9mcmFnOmFlNjhhODYwZmFlZTQ5MTNiNjRkNzNiODk4NmRhMDA4L3RhYmxlOmRkNGNhMmUxMjFhZTRjNWFiYTFhZDQzYzYyODZmYjc5L3RhYmxlcmFuZ2U6ZGQ0Y2EyZTEyMWFlNGM1YWJhMWFkNDNjNjI4NmZiNzlfNDctMS0xLTEtMA_091fb318-bf3d-45ca-b6f0-9616ea34a425"
      unitRef="usd">18962000</ottr:AccountsPayableOutstandingRelatedToCapitalAdditions>
    <ottr:AccountsPayableOutstandingRelatedToCapitalAdditions
      contextRef="ic8fd250704a84c89af2f5d812fa776ae_I20200331"
      decimals="-3"
      id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN18zNC9mcmFnOmFlNjhhODYwZmFlZTQ5MTNiNjRkNzNiODk4NmRhMDA4L3RhYmxlOmRkNGNhMmUxMjFhZTRjNWFiYTFhZDQzYzYyODZmYjc5L3RhYmxlcmFuZ2U6ZGQ0Y2EyZTEyMWFlNGM1YWJhMWFkNDNjNjI4NmZiNzlfNDctMy0xLTEtMA_c80dbbe7-ce3e-4ad3-9680-612314f9d045"
      unitRef="usd">16193000</ottr:AccountsPayableOutstandingRelatedToCapitalAdditions>
    <us-gaap:SignificantAccountingPoliciesTextBlock
      contextRef="i3a76d1213b09470fa8c6c3f49fa75d98_D20210101-20210331"
      id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN180MC9mcmFnOjBjYTNhNDllNDY5MTRlNGNiODQ1MGYyZWVlNzBmN2UyL3RleHRyZWdpb246MGNhM2E0OWU0NjkxNGU0Y2I4NDUwZjJlZWU3MGY3ZTJfNjMxNQ_5b4f981f-e1e6-448d-b8d5-0c851502bb6e">Summary of Significant Accounting Policies&lt;div&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:9pt;font-weight:700;line-height:120%"&gt;Overview&lt;/span&gt;&lt;/div&gt;&lt;div style="margin-bottom:6pt"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:9pt;font-weight:400;line-height:120%"&gt;Otter Tail Corporation and its subsidiaries (collectively, the "Company", "us", "our" or "we") form a diverse, multi-platform business consisting of a vertically integrated, regulated utility with generation, transmission and distribution facilities complemented by manufacturing businesses providing metal fabrication for custom machine parts and metal components, manufacturing of extruded and thermoformed plastic products, and manufacturing of PVC pipe products. We classify our business into three segments: Electric, Manufacturing and Plastics. &lt;/span&gt;&lt;/div&gt;&lt;div&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:9pt;font-weight:700;line-height:120%"&gt;Basis of Presentation&lt;/span&gt;&lt;/div&gt;&lt;div style="margin-bottom:6pt"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:9pt;font-weight:400;line-height:120%"&gt;The unaudited consolidated financial statements included herein have been prepared pursuant to the rules and regulations of the SEC for interim reporting. Accordingly, they do not include all the information and footnotes required by generally accepted accounting principles. In the opinion of management, we have included all adjustments (including normal recurring accruals) necessary for a fair presentation of the consolidated financial statements for the periods presented. The consolidated financial statements and condensed notes thereto should be read in conjunction with the consolidated financial statements and notes included in our Annual Report on &lt;/span&gt;&lt;span style="color:#0000ff;font-family:'Calibri',sans-serif;font-size:9pt;font-weight:400;line-height:120%;text-decoration:underline"&gt;&lt;a href="https://www.sec.gov/ix?doc=/Archives/edgar/data/1466593/000146659321000011/ottr-20201231.htm" style="color:#0000ff;font-family:'Calibri',sans-serif;font-size:9pt;font-weight:400;line-height:120%;text-decoration:underline"&gt;Form 10-K&lt;/a&gt;&lt;/span&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:9pt;font-weight:400;line-height:120%"&gt; for the fiscal year ended December 31, 2020. &lt;/span&gt;&lt;/div&gt;&lt;div style="margin-bottom:6pt"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:9pt;font-weight:400;line-height:120%"&gt;Because of the coronavirus (COVID-19) pandemic, the seasonality of our businesses and other factors, the earnings for the three months ended March&#160;31, 2021 should not be taken as an indication of earnings for all or any part of the balance of the year.&lt;/span&gt;&lt;/div&gt;&lt;div&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:9pt;font-weight:700;line-height:120%"&gt;Use of Estimates&lt;/span&gt;&lt;/div&gt;&lt;div style="margin-bottom:6pt"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:9pt;font-weight:400;line-height:120%"&gt;We use estimates based on the best information available in recording transactions and balances resulting from business operations. As better information becomes available (or actual amounts are known), the recorded estimates are revised. Consequently, operating results can be affected by revisions to prior accounting estimates.&lt;/span&gt;&lt;/div&gt;</us-gaap:SignificantAccountingPoliciesTextBlock>
    <us-gaap:NumberOfOperatingSegments
      contextRef="i3a76d1213b09470fa8c6c3f49fa75d98_D20210101-20210331"
      decimals="INF"
      id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN180MC9mcmFnOjBjYTNhNDllNDY5MTRlNGNiODQ1MGYyZWVlNzBmN2UyL3RleHRyZWdpb246MGNhM2E0OWU0NjkxNGU0Y2I4NDUwZjJlZWU3MGY3ZTJfNTU3_8c319649-a6ff-496a-9f40-4658e568981f"
      unitRef="segment">3</us-gaap:NumberOfOperatingSegments>
    <us-gaap:BasisOfAccountingPolicyPolicyTextBlock
      contextRef="i3a76d1213b09470fa8c6c3f49fa75d98_D20210101-20210331"
      id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN180MC9mcmFnOjBjYTNhNDllNDY5MTRlNGNiODQ1MGYyZWVlNzBmN2UyL3RleHRyZWdpb246MGNhM2E0OWU0NjkxNGU0Y2I4NDUwZjJlZWU3MGY3ZTJfODI0NjMzNzIxOTA0OA_399de702-b06d-4eea-8b10-2eb9588fac07">&lt;div&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:9pt;font-weight:700;line-height:120%"&gt;Basis of Presentation&lt;/span&gt;&lt;/div&gt;&lt;div style="margin-bottom:6pt"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:9pt;font-weight:400;line-height:120%"&gt;The unaudited consolidated financial statements included herein have been prepared pursuant to the rules and regulations of the SEC for interim reporting. Accordingly, they do not include all the information and footnotes required by generally accepted accounting principles. In the opinion of management, we have included all adjustments (including normal recurring accruals) necessary for a fair presentation of the consolidated financial statements for the periods presented. The consolidated financial statements and condensed notes thereto should be read in conjunction with the consolidated financial statements and notes included in our Annual Report on &lt;/span&gt;&lt;span style="color:#0000ff;font-family:'Calibri',sans-serif;font-size:9pt;font-weight:400;line-height:120%;text-decoration:underline"&gt;&lt;a href="https://www.sec.gov/ix?doc=/Archives/edgar/data/1466593/000146659321000011/ottr-20201231.htm" style="color:#0000ff;font-family:'Calibri',sans-serif;font-size:9pt;font-weight:400;line-height:120%;text-decoration:underline"&gt;Form 10-K&lt;/a&gt;&lt;/span&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:9pt;font-weight:400;line-height:120%"&gt; for the fiscal year ended December 31, 2020. &lt;/span&gt;&lt;/div&gt;&lt;div style="margin-bottom:6pt"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:9pt;font-weight:400;line-height:120%"&gt;Because of the coronavirus (COVID-19) pandemic, the seasonality of our businesses and other factors, the earnings for the three months ended March&#160;31, 2021 should not be taken as an indication of earnings for all or any part of the balance of the year.&lt;/span&gt;&lt;/div&gt;</us-gaap:BasisOfAccountingPolicyPolicyTextBlock>
    <us-gaap:UseOfEstimates
      contextRef="i3a76d1213b09470fa8c6c3f49fa75d98_D20210101-20210331"
      id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN180MC9mcmFnOjBjYTNhNDllNDY5MTRlNGNiODQ1MGYyZWVlNzBmN2UyL3RleHRyZWdpb246MGNhM2E0OWU0NjkxNGU0Y2I4NDUwZjJlZWU3MGY3ZTJfNjMxNg_c3775203-d24a-4e13-8637-45bc6f1fa095">&lt;div&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:9pt;font-weight:700;line-height:120%"&gt;Use of Estimates&lt;/span&gt;&lt;/div&gt;&lt;div style="margin-bottom:6pt"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:9pt;font-weight:400;line-height:120%"&gt;We use estimates based on the best information available in recording transactions and balances resulting from business operations. As better information becomes available (or actual amounts are known), the recorded estimates are revised. Consequently, operating results can be affected by revisions to prior accounting estimates.&lt;/span&gt;&lt;/div&gt;</us-gaap:UseOfEstimates>
    <us-gaap:SegmentReportingDisclosureTextBlock
      contextRef="i3a76d1213b09470fa8c6c3f49fa75d98_D20210101-20210331"
      id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN180My9mcmFnOjkyNjNhMjk0Mjk0NzRmYzY4ZDgwZjFkZWNjMzRmZjdmL3RleHRyZWdpb246OTI2M2EyOTQyOTQ3NGZjNjhkODBmMWRlY2MzNGZmN2ZfMTA5MQ_b972787c-ac2f-4bda-863f-4e39e797540e">Segment Information&lt;div style="margin-bottom:3pt"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:9pt;font-weight:400;line-height:120%"&gt;We classify our business into three segments, Electric, Manufacturing and Plastics, consistent with our business strategy, organizational structure and our internal reporting and review processes used by our chief operating decision maker to make decisions regarding allocation of resources, to assess operating performance and to make strategic decisions.&lt;/span&gt;&lt;/div&gt;&lt;div style="margin-bottom:6pt"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:9pt;font-weight:400;line-height:120%"&gt;Certain assets and costs are not allocated to our operating segments. Corporate operating costs include items such as corporate staff and overhead costs, the results of our captive insurance company and other items excluded from the measurement of operating segment performance. Corporate assets consist primarily of cash, prepaid expenses, investments and fixed assets. Corporate is not an operating segment, rather it is added to operating segment totals to reconcile to consolidated amounts.&lt;/span&gt;&lt;/div&gt;&lt;div style="margin-bottom:3pt"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:9pt;font-weight:400;line-height:120%"&gt;Information for each segment and our unallocated corporate costs for the three months ended March&#160;31, 2021 and 2020 are as follows: &lt;/span&gt;&lt;/div&gt;&lt;div style="margin-bottom:3pt"&gt;&lt;table style="border-collapse:collapse;display:inline-table;margin-bottom:5pt;vertical-align:text-bottom;width:100.000%"&gt;&lt;tr&gt;&lt;td style="width:1.0%"/&gt;&lt;td style="width:71.122%"/&gt;&lt;td style="width:0.1%"/&gt;&lt;td style="width:1.0%"/&gt;&lt;td style="width:2.650%"/&gt;&lt;td style="width:0.1%"/&gt;&lt;td style="width:1.0%"/&gt;&lt;td style="width:10.011%"/&gt;&lt;td style="width:0.1%"/&gt;&lt;td style="width:0.1%"/&gt;&lt;td style="width:1.605%"/&gt;&lt;td style="width:0.1%"/&gt;&lt;td style="width:1.0%"/&gt;&lt;td style="width:10.012%"/&gt;&lt;td style="width:0.1%"/&gt;&lt;td colspan="3" style="display:none"/&gt;&lt;td colspan="3" style="display:none"/&gt;&lt;td colspan="3" style="display:none"/&gt;&lt;td colspan="3" style="display:none"/&gt;&lt;/tr&gt;&lt;tr&gt;&lt;td colspan="3" style="display:none"/&gt;&lt;td colspan="3" style="display:none"/&gt;&lt;td colspan="3" style="display:none"/&gt;&lt;td colspan="3" style="display:none"/&gt;&lt;td colspan="3" style="display:none"/&gt;&lt;/tr&gt;&lt;tr&gt;&lt;td colspan="3" style="border-bottom:1pt solid #000;padding:2px 1pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-style:italic;font-weight:700;line-height:120%"&gt;(in thousands)&lt;/span&gt;&lt;/td&gt;&lt;td colspan="3" style="border-bottom:1pt solid #000;padding:0 1pt"/&gt;&lt;td colspan="3" style="border-bottom:1pt solid #000;padding:2px 1pt;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-style:italic;font-weight:700;line-height:120%"&gt;2021&lt;/span&gt;&lt;/td&gt;&lt;td colspan="3" style="border-bottom:1pt solid #000;padding:0 1pt"/&gt;&lt;td colspan="3" style="border-bottom:1pt solid #000;padding:2px 1pt;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-style:italic;font-weight:700;line-height:120%"&gt;2020&lt;/span&gt;&lt;/td&gt;&lt;td colspan="3" style="display:none"/&gt;&lt;td colspan="3" style="display:none"/&gt;&lt;td colspan="3" style="display:none"/&gt;&lt;td colspan="3" style="display:none"/&gt;&lt;/tr&gt;&lt;tr style="height:3pt"&gt;&lt;td colspan="3" style="border-top:1pt solid #000;padding:0 1pt"/&gt;&lt;td colspan="3" style="border-top:1pt solid #000;padding:0 1pt"/&gt;&lt;td colspan="3" style="border-top:1pt solid #000;padding:0 1pt"/&gt;&lt;td colspan="3" style="border-top:1pt solid #000;padding:0 1pt"/&gt;&lt;td colspan="3" style="border-top:1pt solid #000;padding:0 1pt"/&gt;&lt;td colspan="3" style="display:none"/&gt;&lt;td colspan="3" style="display:none"/&gt;&lt;td colspan="3" style="display:none"/&gt;&lt;td colspan="3" style="display:none"/&gt;&lt;/tr&gt;&lt;tr&gt;&lt;td colspan="3" style="background-color:#dbdbdb;padding:2px 1pt;text-align:left;vertical-align:bottom"&gt;&lt;div&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:120%"&gt;Operating Revenue&lt;/span&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:5.2pt;font-weight:700;line-height:120%;position:relative;top:-2.8pt;vertical-align:baseline"&gt;1&lt;/span&gt;&lt;/div&gt;&lt;/td&gt;&lt;td colspan="3" style="background-color:#dbdbdb;padding:0 1pt"/&gt;&lt;td colspan="3" style="background-color:#dbdbdb;padding:0 1pt"/&gt;&lt;td colspan="3" style="background-color:#dbdbdb;padding:0 1pt"/&gt;&lt;td colspan="3" style="background-color:#dbdbdb;padding:0 1pt"/&gt;&lt;td colspan="3" style="display:none"/&gt;&lt;td colspan="3" style="display:none"/&gt;&lt;td colspan="3" style="display:none"/&gt;&lt;td colspan="3" style="display:none"/&gt;&lt;/tr&gt;&lt;tr&gt;&lt;td colspan="3" style="background-color:#ffffff;padding:2px 1pt 2px 7.75pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%"&gt;Electric&lt;/span&gt;&lt;/td&gt;&lt;td colspan="3" style="background-color:#ffffff;padding:0 1pt"/&gt;&lt;td style="background-color:#ffffff;padding:2px 0 2px 1pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:120%"&gt;$&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#ffffff;padding:2px 0;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:120%"&gt;123,699&lt;/span&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%"&gt;&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#ffffff;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/&gt;&lt;td colspan="3" style="background-color:#ffffff;padding:0 1pt"/&gt;&lt;td style="background-color:#ffffff;padding:2px 0 2px 1pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%"&gt;$&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#ffffff;padding:2px 0;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%"&gt;119,870&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#ffffff;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/&gt;&lt;td colspan="3" style="display:none"/&gt;&lt;td colspan="3" style="display:none"/&gt;&lt;td colspan="3" style="display:none"/&gt;&lt;td colspan="3" style="display:none"/&gt;&lt;/tr&gt;&lt;tr&gt;&lt;td colspan="3" style="background-color:#dbdbdb;padding:2px 1pt 2px 7.75pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%"&gt;Manufacturing&lt;/span&gt;&lt;/td&gt;&lt;td colspan="3" style="background-color:#dbdbdb;padding:0 1pt"/&gt;&lt;td colspan="2" style="background-color:#dbdbdb;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:120%"&gt;75,825&lt;/span&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%"&gt;&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#dbdbdb;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/&gt;&lt;td colspan="3" style="background-color:#dbdbdb;padding:0 1pt"/&gt;&lt;td colspan="2" style="background-color:#dbdbdb;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%"&gt;68,479&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#dbdbdb;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/&gt;&lt;td colspan="3" style="display:none"/&gt;&lt;td colspan="3" style="display:none"/&gt;&lt;td colspan="3" style="display:none"/&gt;&lt;td colspan="3" style="display:none"/&gt;&lt;/tr&gt;&lt;tr&gt;&lt;td colspan="3" style="background-color:#ffffff;padding:2px 1pt 2px 7.75pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%"&gt;Plastics&lt;/span&gt;&lt;/td&gt;&lt;td colspan="3" style="background-color:#ffffff;padding:0 1pt"/&gt;&lt;td colspan="2" style="background-color:#ffffff;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:120%"&gt;62,186&lt;/span&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%"&gt;&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#ffffff;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/&gt;&lt;td colspan="3" style="background-color:#ffffff;padding:0 1pt"/&gt;&lt;td colspan="2" style="background-color:#ffffff;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%"&gt;46,398&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#ffffff;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/&gt;&lt;td colspan="3" style="display:none"/&gt;&lt;td colspan="3" style="display:none"/&gt;&lt;td colspan="3" style="display:none"/&gt;&lt;td colspan="3" style="display:none"/&gt;&lt;/tr&gt;&lt;tr&gt;&lt;td colspan="3" style="background-color:#dbdbdb;border-top:1pt solid #000;padding:2px 1pt 2px 13pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:120%"&gt;Total&lt;/span&gt;&lt;/td&gt;&lt;td colspan="3" style="background-color:#dbdbdb;border-top:1pt solid #000;padding:0 1pt"/&gt;&lt;td style="background-color:#dbdbdb;border-top:1pt solid #000;padding:2px 0 2px 1pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:120%"&gt;$&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#dbdbdb;border-top:1pt solid #000;padding:2px 0;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:120%"&gt;261,710&lt;/span&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%"&gt;&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#dbdbdb;border-top:1pt solid #000;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/&gt;&lt;td colspan="3" style="background-color:#dbdbdb;border-top:1pt solid #000;padding:0 1pt"/&gt;&lt;td style="background-color:#dbdbdb;border-top:1pt solid #000;padding:2px 0 2px 1pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%"&gt;$&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#dbdbdb;border-top:1pt solid #000;padding:2px 0;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%"&gt;234,747&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#dbdbdb;border-top:1pt solid #000;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/&gt;&lt;td colspan="3" style="display:none"/&gt;&lt;td colspan="3" style="display:none"/&gt;&lt;td colspan="3" style="display:none"/&gt;&lt;td colspan="3" style="display:none"/&gt;&lt;/tr&gt;&lt;tr&gt;&lt;td colspan="3" style="background-color:#ffffff;padding:2px 1pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:120%"&gt;Net Income (Loss)&lt;/span&gt;&lt;/td&gt;&lt;td colspan="3" style="background-color:#ffffff;padding:0 1pt"/&gt;&lt;td colspan="3" style="background-color:#ffffff;padding:0 1pt"/&gt;&lt;td colspan="3" style="background-color:#ffffff;padding:0 1pt"/&gt;&lt;td colspan="3" style="background-color:#ffffff;padding:0 1pt"/&gt;&lt;td colspan="3" style="display:none"/&gt;&lt;td colspan="3" style="display:none"/&gt;&lt;td colspan="3" style="display:none"/&gt;&lt;td colspan="3" style="display:none"/&gt;&lt;/tr&gt;&lt;tr&gt;&lt;td colspan="3" style="background-color:#dbdbdb;padding:2px 1pt 2px 7.75pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%"&gt;Electric&lt;/span&gt;&lt;/td&gt;&lt;td colspan="3" style="background-color:#dbdbdb;padding:0 1pt"/&gt;&lt;td style="background-color:#dbdbdb;padding:2px 0 2px 1pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:120%"&gt;$&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#dbdbdb;padding:2px 0;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:120%"&gt;17,587&lt;/span&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%"&gt;&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#dbdbdb;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/&gt;&lt;td colspan="3" style="background-color:#dbdbdb;padding:0 1pt"/&gt;&lt;td style="background-color:#dbdbdb;padding:2px 0 2px 1pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%"&gt;$&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#dbdbdb;padding:2px 0;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%"&gt;16,182&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#dbdbdb;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/&gt;&lt;td colspan="3" style="display:none"/&gt;&lt;td colspan="3" style="display:none"/&gt;&lt;td colspan="3" style="display:none"/&gt;&lt;td colspan="3" style="display:none"/&gt;&lt;/tr&gt;&lt;tr&gt;&lt;td colspan="3" style="background-color:#ffffff;padding:2px 1pt 2px 7.75pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%"&gt;Manufacturing&lt;/span&gt;&lt;/td&gt;&lt;td colspan="3" style="background-color:#ffffff;padding:0 1pt"/&gt;&lt;td colspan="2" style="background-color:#ffffff;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:120%"&gt;5,385&lt;/span&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%"&gt;&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#ffffff;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/&gt;&lt;td colspan="3" style="background-color:#ffffff;padding:0 1pt"/&gt;&lt;td colspan="2" style="background-color:#ffffff;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%"&gt;4,927&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#ffffff;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/&gt;&lt;td colspan="3" style="display:none"/&gt;&lt;td colspan="3" style="display:none"/&gt;&lt;td colspan="3" style="display:none"/&gt;&lt;td colspan="3" style="display:none"/&gt;&lt;/tr&gt;&lt;tr&gt;&lt;td colspan="3" style="background-color:#dbdbdb;padding:2px 1pt 2px 7.75pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%"&gt;Plastics&lt;/span&gt;&lt;/td&gt;&lt;td colspan="3" style="background-color:#dbdbdb;padding:0 1pt"/&gt;&lt;td colspan="2" style="background-color:#dbdbdb;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:120%"&gt;9,147&lt;/span&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%"&gt;&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#dbdbdb;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/&gt;&lt;td colspan="3" style="background-color:#dbdbdb;padding:0 1pt"/&gt;&lt;td colspan="2" style="background-color:#dbdbdb;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%"&gt;5,449&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#dbdbdb;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/&gt;&lt;td colspan="3" style="display:none"/&gt;&lt;td colspan="3" style="display:none"/&gt;&lt;td colspan="3" style="display:none"/&gt;&lt;td colspan="3" style="display:none"/&gt;&lt;/tr&gt;&lt;tr&gt;&lt;td colspan="3" style="background-color:#ffffff;padding:2px 1pt 2px 7.75pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%"&gt;Corporate&lt;/span&gt;&lt;/td&gt;&lt;td colspan="3" style="background-color:#ffffff;padding:0 1pt"/&gt;&lt;td colspan="2" style="background-color:#ffffff;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:120%"&gt;(1,790)&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#ffffff;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/&gt;&lt;td colspan="3" style="background-color:#ffffff;padding:0 1pt"/&gt;&lt;td colspan="2" style="background-color:#ffffff;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%"&gt;(2,290)&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#ffffff;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/&gt;&lt;td colspan="3" style="display:none"/&gt;&lt;td colspan="3" style="display:none"/&gt;&lt;td colspan="3" style="display:none"/&gt;&lt;td colspan="3" style="display:none"/&gt;&lt;/tr&gt;&lt;tr&gt;&lt;td colspan="3" style="background-color:#dbdbdb;border-top:1pt solid #000;padding:2px 1pt 2px 13pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:120%"&gt;Total&lt;/span&gt;&lt;/td&gt;&lt;td colspan="3" style="background-color:#dbdbdb;border-top:1pt solid #000;padding:0 1pt"/&gt;&lt;td style="background-color:#dbdbdb;border-top:1pt solid #000;padding:2px 0 2px 1pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:120%"&gt;$&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#dbdbdb;border-top:1pt solid #000;padding:2px 0;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:120%"&gt;30,329&lt;/span&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%"&gt;&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#dbdbdb;border-top:1pt solid #000;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/&gt;&lt;td colspan="3" style="background-color:#dbdbdb;border-top:1pt solid #000;padding:0 1pt"/&gt;&lt;td style="background-color:#dbdbdb;border-top:1pt solid #000;padding:2px 0 2px 1pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%"&gt;$&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#dbdbdb;border-top:1pt solid #000;padding:2px 0;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%"&gt;24,268&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#dbdbdb;border-top:1pt solid #000;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/&gt;&lt;td colspan="3" style="display:none"/&gt;&lt;td colspan="3" style="display:none"/&gt;&lt;td colspan="3" style="display:none"/&gt;&lt;td colspan="3" style="display:none"/&gt;&lt;/tr&gt;&lt;tr style="height:3pt"&gt;&lt;td colspan="3" style="background-color:#ffffff;padding:0 1pt"/&gt;&lt;td colspan="3" style="background-color:#ffffff;padding:0 1pt"/&gt;&lt;td colspan="3" style="background-color:#ffffff;padding:0 1pt"/&gt;&lt;td colspan="3" style="background-color:#ffffff;padding:0 1pt"/&gt;&lt;td colspan="3" style="background-color:#ffffff;padding:0 1pt"/&gt;&lt;td colspan="3" style="display:none"/&gt;&lt;td colspan="3" style="display:none"/&gt;&lt;td colspan="3" style="display:none"/&gt;&lt;td colspan="3" style="display:none"/&gt;&lt;/tr&gt;&lt;tr&gt;&lt;td colspan="3" style="border-top:1pt solid #000;padding:2px 1pt;text-align:left;vertical-align:bottom"&gt;&lt;div&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:4.55pt;font-style:italic;font-weight:400;line-height:120%;position:relative;top:-2.44pt;vertical-align:baseline"&gt;1&lt;/span&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:7pt;font-style:italic;font-weight:400;line-height:120%"&gt;Amounts reflect operating revenues to external customers. Intersegment operating revenues are not material for any period presented.&lt;/span&gt;&lt;/div&gt;&lt;/td&gt;&lt;td colspan="3" style="padding:0 1pt"/&gt;&lt;td colspan="3" style="padding:0 1pt"/&gt;&lt;td colspan="3" style="padding:0 1pt"/&gt;&lt;td colspan="3" style="padding:0 1pt"/&gt;&lt;td colspan="3" style="display:none"/&gt;&lt;td colspan="3" style="display:none"/&gt;&lt;td colspan="3" style="display:none"/&gt;&lt;td colspan="3" style="display:none"/&gt;&lt;/tr&gt;&lt;/table&gt;&lt;/div&gt;&lt;div style="margin-bottom:3pt;margin-top:6pt"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:9pt;font-weight:400;line-height:120%"&gt;The following provides the identifiable assets by segment and corporate assets as of March&#160;31, 2021 and December&#160;31, 2020:&lt;/span&gt;&lt;/div&gt;&lt;div style="margin-bottom:6pt"&gt;&lt;table style="border-collapse:collapse;display:inline-table;margin-bottom:5pt;vertical-align:text-bottom;width:100.000%"&gt;&lt;tr&gt;&lt;td style="width:1.0%"/&gt;&lt;td style="width:74.872%"/&gt;&lt;td style="width:0.1%"/&gt;&lt;td style="width:1.0%"/&gt;&lt;td style="width:10.011%"/&gt;&lt;td style="width:0.1%"/&gt;&lt;td style="width:0.1%"/&gt;&lt;td style="width:1.605%"/&gt;&lt;td style="width:0.1%"/&gt;&lt;td style="width:1.0%"/&gt;&lt;td style="width:10.012%"/&gt;&lt;td style="width:0.1%"/&gt;&lt;/tr&gt;&lt;tr&gt;&lt;td colspan="3" style="padding:2px 1pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-style:italic;font-weight:700;line-height:120%"&gt;(in thousands)&lt;/span&gt;&lt;/td&gt;&lt;td colspan="3" style="padding:2px 1pt;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-style:italic;font-weight:700;line-height:120%"&gt;March 31,&lt;br/&gt;2021&lt;/span&gt;&lt;/td&gt;&lt;td colspan="3" style="padding:0 1pt"/&gt;&lt;td colspan="3" style="padding:2px 1pt;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-style:italic;font-weight:700;line-height:120%"&gt;December 31,&lt;br/&gt;2020&lt;/span&gt;&lt;/td&gt;&lt;/tr&gt;&lt;tr style="height:3pt"&gt;&lt;td colspan="3" style="border-top:1pt solid #000;padding:0 1pt"/&gt;&lt;td colspan="3" style="border-top:1pt solid #000;padding:0 1pt"/&gt;&lt;td colspan="3" style="border-top:1pt solid #000;padding:0 1pt"/&gt;&lt;td colspan="3" style="border-top:1pt solid #000;padding:0 1pt"/&gt;&lt;/tr&gt;&lt;tr&gt;&lt;td colspan="3" style="background-color:#dbdbdb;padding:2px 1pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:120%"&gt;Identifiable Assets&lt;/span&gt;&lt;/td&gt;&lt;td colspan="3" style="background-color:#dbdbdb;padding:0 1pt"/&gt;&lt;td colspan="3" style="background-color:#dbdbdb;padding:0 1pt"/&gt;&lt;td colspan="3" style="background-color:#dbdbdb;padding:0 1pt"/&gt;&lt;/tr&gt;&lt;tr&gt;&lt;td colspan="3" style="background-color:#ffffff;padding:2px 1pt 2px 7.75pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%"&gt;Electric&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#ffffff;padding:2px 0 2px 1pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:120%"&gt;$&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#ffffff;padding:2px 0;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:120%"&gt;2,242,026&lt;/span&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%"&gt;&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#ffffff;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/&gt;&lt;td colspan="3" style="background-color:#ffffff;padding:0 1pt"/&gt;&lt;td style="background-color:#ffffff;padding:2px 0 2px 1pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%"&gt;$&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#ffffff;padding:2px 0;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%"&gt;2,233,399&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#ffffff;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/&gt;&lt;/tr&gt;&lt;tr&gt;&lt;td colspan="3" style="background-color:#dbdbdb;padding:2px 1pt 2px 7.75pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%"&gt;Manufacturing&lt;/span&gt;&lt;/td&gt;&lt;td colspan="2" style="background-color:#dbdbdb;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:120%"&gt;209,477&lt;/span&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%"&gt;&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#dbdbdb;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/&gt;&lt;td colspan="3" style="background-color:#dbdbdb;padding:0 1pt"/&gt;&lt;td colspan="2" style="background-color:#dbdbdb;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%"&gt;191,005&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#dbdbdb;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/&gt;&lt;/tr&gt;&lt;tr&gt;&lt;td colspan="3" style="background-color:#ffffff;padding:2px 1pt 2px 7.75pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%"&gt;Plastics&lt;/span&gt;&lt;/td&gt;&lt;td colspan="2" style="background-color:#ffffff;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:120%"&gt;111,148&lt;/span&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%"&gt;&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#ffffff;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/&gt;&lt;td colspan="3" style="background-color:#ffffff;padding:0 1pt"/&gt;&lt;td colspan="2" style="background-color:#ffffff;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%"&gt;99,767&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#ffffff;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/&gt;&lt;/tr&gt;&lt;tr&gt;&lt;td colspan="3" style="background-color:#dbdbdb;padding:2px 1pt 2px 7.75pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%"&gt;Corporate&lt;/span&gt;&lt;/td&gt;&lt;td colspan="2" style="background-color:#dbdbdb;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:120%"&gt;55,889&lt;/span&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%"&gt;&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#dbdbdb;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/&gt;&lt;td colspan="3" style="background-color:#dbdbdb;padding:0 1pt"/&gt;&lt;td colspan="2" style="background-color:#dbdbdb;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%"&gt;54,183&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#dbdbdb;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/&gt;&lt;/tr&gt;&lt;tr&gt;&lt;td colspan="3" style="background-color:#ffffff;border-top:1pt solid #000;padding:2px 1pt 2px 13pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:120%"&gt;Total&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#ffffff;border-top:1pt solid #000;padding:2px 0 2px 1pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:120%"&gt;$&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#ffffff;border-top:1pt solid #000;padding:2px 0;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:120%"&gt;2,618,540&lt;/span&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%"&gt;&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#ffffff;border-top:1pt solid #000;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/&gt;&lt;td colspan="3" style="background-color:#ffffff;border-top:1pt solid #000;padding:0 1pt"/&gt;&lt;td style="background-color:#ffffff;border-top:1pt solid #000;padding:2px 0 2px 1pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%"&gt;$&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#ffffff;border-top:1pt solid #000;padding:2px 0;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%"&gt;2,578,354&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#ffffff;border-top:1pt solid #000;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/&gt;&lt;/tr&gt;&lt;/table&gt;&lt;/div&gt;</us-gaap:SegmentReportingDisclosureTextBlock>
    <us-gaap:NumberOfReportableSegments
      contextRef="i3a76d1213b09470fa8c6c3f49fa75d98_D20210101-20210331"
      decimals="INF"
      id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN180My9mcmFnOjkyNjNhMjk0Mjk0NzRmYzY4ZDgwZjFkZWNjMzRmZjdmL3RleHRyZWdpb246OTI2M2EyOTQyOTQ3NGZjNjhkODBmMWRlY2MzNGZmN2ZfMTA5OTUxMTYyODkyOQ_32e1b6e1-1dc4-4f36-ab06-d955fc1ebca6"
      unitRef="segment">3</us-gaap:NumberOfReportableSegments>
    <us-gaap:ScheduleOfSegmentReportingInformationBySegmentTextBlock
      contextRef="i3a76d1213b09470fa8c6c3f49fa75d98_D20210101-20210331"
      id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN180My9mcmFnOjkyNjNhMjk0Mjk0NzRmYzY4ZDgwZjFkZWNjMzRmZjdmL3RleHRyZWdpb246OTI2M2EyOTQyOTQ3NGZjNjhkODBmMWRlY2MzNGZmN2ZfMTA5Mg_d3abce25-330e-45af-9a59-0f9f18c5f1be">&lt;div style="margin-bottom:3pt"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:9pt;font-weight:400;line-height:120%"&gt;Information for each segment and our unallocated corporate costs for the three months ended March&#160;31, 2021 and 2020 are as follows: &lt;/span&gt;&lt;/div&gt;&lt;div style="margin-bottom:3pt"&gt;&lt;table style="border-collapse:collapse;display:inline-table;margin-bottom:5pt;vertical-align:text-bottom;width:100.000%"&gt;&lt;tr&gt;&lt;td style="width:1.0%"/&gt;&lt;td style="width:71.122%"/&gt;&lt;td style="width:0.1%"/&gt;&lt;td style="width:1.0%"/&gt;&lt;td style="width:2.650%"/&gt;&lt;td style="width:0.1%"/&gt;&lt;td style="width:1.0%"/&gt;&lt;td style="width:10.011%"/&gt;&lt;td style="width:0.1%"/&gt;&lt;td style="width:0.1%"/&gt;&lt;td style="width:1.605%"/&gt;&lt;td style="width:0.1%"/&gt;&lt;td style="width:1.0%"/&gt;&lt;td style="width:10.012%"/&gt;&lt;td style="width:0.1%"/&gt;&lt;td colspan="3" style="display:none"/&gt;&lt;td colspan="3" style="display:none"/&gt;&lt;td colspan="3" style="display:none"/&gt;&lt;td colspan="3" style="display:none"/&gt;&lt;/tr&gt;&lt;tr&gt;&lt;td colspan="3" style="display:none"/&gt;&lt;td colspan="3" style="display:none"/&gt;&lt;td colspan="3" style="display:none"/&gt;&lt;td colspan="3" style="display:none"/&gt;&lt;td colspan="3" style="display:none"/&gt;&lt;/tr&gt;&lt;tr&gt;&lt;td colspan="3" style="border-bottom:1pt solid #000;padding:2px 1pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-style:italic;font-weight:700;line-height:120%"&gt;(in thousands)&lt;/span&gt;&lt;/td&gt;&lt;td colspan="3" style="border-bottom:1pt solid #000;padding:0 1pt"/&gt;&lt;td colspan="3" style="border-bottom:1pt solid #000;padding:2px 1pt;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-style:italic;font-weight:700;line-height:120%"&gt;2021&lt;/span&gt;&lt;/td&gt;&lt;td colspan="3" style="border-bottom:1pt solid #000;padding:0 1pt"/&gt;&lt;td colspan="3" style="border-bottom:1pt solid #000;padding:2px 1pt;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-style:italic;font-weight:700;line-height:120%"&gt;2020&lt;/span&gt;&lt;/td&gt;&lt;td colspan="3" style="display:none"/&gt;&lt;td colspan="3" style="display:none"/&gt;&lt;td colspan="3" style="display:none"/&gt;&lt;td colspan="3" style="display:none"/&gt;&lt;/tr&gt;&lt;tr style="height:3pt"&gt;&lt;td colspan="3" style="border-top:1pt solid #000;padding:0 1pt"/&gt;&lt;td colspan="3" style="border-top:1pt solid #000;padding:0 1pt"/&gt;&lt;td colspan="3" style="border-top:1pt solid #000;padding:0 1pt"/&gt;&lt;td colspan="3" style="border-top:1pt solid #000;padding:0 1pt"/&gt;&lt;td colspan="3" style="border-top:1pt solid #000;padding:0 1pt"/&gt;&lt;td colspan="3" style="display:none"/&gt;&lt;td colspan="3" style="display:none"/&gt;&lt;td colspan="3" style="display:none"/&gt;&lt;td colspan="3" style="display:none"/&gt;&lt;/tr&gt;&lt;tr&gt;&lt;td colspan="3" style="background-color:#dbdbdb;padding:2px 1pt;text-align:left;vertical-align:bottom"&gt;&lt;div&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:120%"&gt;Operating Revenue&lt;/span&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:5.2pt;font-weight:700;line-height:120%;position:relative;top:-2.8pt;vertical-align:baseline"&gt;1&lt;/span&gt;&lt;/div&gt;&lt;/td&gt;&lt;td colspan="3" style="background-color:#dbdbdb;padding:0 1pt"/&gt;&lt;td colspan="3" style="background-color:#dbdbdb;padding:0 1pt"/&gt;&lt;td colspan="3" style="background-color:#dbdbdb;padding:0 1pt"/&gt;&lt;td colspan="3" style="background-color:#dbdbdb;padding:0 1pt"/&gt;&lt;td colspan="3" style="display:none"/&gt;&lt;td colspan="3" style="display:none"/&gt;&lt;td colspan="3" style="display:none"/&gt;&lt;td colspan="3" style="display:none"/&gt;&lt;/tr&gt;&lt;tr&gt;&lt;td colspan="3" style="background-color:#ffffff;padding:2px 1pt 2px 7.75pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%"&gt;Electric&lt;/span&gt;&lt;/td&gt;&lt;td colspan="3" style="background-color:#ffffff;padding:0 1pt"/&gt;&lt;td style="background-color:#ffffff;padding:2px 0 2px 1pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:120%"&gt;$&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#ffffff;padding:2px 0;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:120%"&gt;123,699&lt;/span&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%"&gt;&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#ffffff;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/&gt;&lt;td colspan="3" style="background-color:#ffffff;padding:0 1pt"/&gt;&lt;td style="background-color:#ffffff;padding:2px 0 2px 1pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%"&gt;$&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#ffffff;padding:2px 0;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%"&gt;119,870&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#ffffff;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/&gt;&lt;td colspan="3" style="display:none"/&gt;&lt;td colspan="3" style="display:none"/&gt;&lt;td colspan="3" style="display:none"/&gt;&lt;td colspan="3" style="display:none"/&gt;&lt;/tr&gt;&lt;tr&gt;&lt;td colspan="3" style="background-color:#dbdbdb;padding:2px 1pt 2px 7.75pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%"&gt;Manufacturing&lt;/span&gt;&lt;/td&gt;&lt;td colspan="3" style="background-color:#dbdbdb;padding:0 1pt"/&gt;&lt;td colspan="2" style="background-color:#dbdbdb;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:120%"&gt;75,825&lt;/span&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%"&gt;&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#dbdbdb;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/&gt;&lt;td colspan="3" style="background-color:#dbdbdb;padding:0 1pt"/&gt;&lt;td colspan="2" style="background-color:#dbdbdb;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%"&gt;68,479&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#dbdbdb;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/&gt;&lt;td colspan="3" style="display:none"/&gt;&lt;td colspan="3" style="display:none"/&gt;&lt;td colspan="3" style="display:none"/&gt;&lt;td colspan="3" style="display:none"/&gt;&lt;/tr&gt;&lt;tr&gt;&lt;td colspan="3" style="background-color:#ffffff;padding:2px 1pt 2px 7.75pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%"&gt;Plastics&lt;/span&gt;&lt;/td&gt;&lt;td colspan="3" style="background-color:#ffffff;padding:0 1pt"/&gt;&lt;td colspan="2" style="background-color:#ffffff;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:120%"&gt;62,186&lt;/span&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%"&gt;&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#ffffff;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/&gt;&lt;td colspan="3" style="background-color:#ffffff;padding:0 1pt"/&gt;&lt;td colspan="2" style="background-color:#ffffff;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%"&gt;46,398&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#ffffff;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/&gt;&lt;td colspan="3" style="display:none"/&gt;&lt;td colspan="3" style="display:none"/&gt;&lt;td colspan="3" style="display:none"/&gt;&lt;td colspan="3" style="display:none"/&gt;&lt;/tr&gt;&lt;tr&gt;&lt;td colspan="3" style="background-color:#dbdbdb;border-top:1pt solid #000;padding:2px 1pt 2px 13pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:120%"&gt;Total&lt;/span&gt;&lt;/td&gt;&lt;td colspan="3" style="background-color:#dbdbdb;border-top:1pt solid #000;padding:0 1pt"/&gt;&lt;td style="background-color:#dbdbdb;border-top:1pt solid #000;padding:2px 0 2px 1pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:120%"&gt;$&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#dbdbdb;border-top:1pt solid #000;padding:2px 0;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:120%"&gt;261,710&lt;/span&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%"&gt;&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#dbdbdb;border-top:1pt solid #000;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/&gt;&lt;td colspan="3" style="background-color:#dbdbdb;border-top:1pt solid #000;padding:0 1pt"/&gt;&lt;td style="background-color:#dbdbdb;border-top:1pt solid #000;padding:2px 0 2px 1pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%"&gt;$&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#dbdbdb;border-top:1pt solid #000;padding:2px 0;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%"&gt;234,747&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#dbdbdb;border-top:1pt solid #000;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/&gt;&lt;td colspan="3" style="display:none"/&gt;&lt;td colspan="3" style="display:none"/&gt;&lt;td colspan="3" style="display:none"/&gt;&lt;td colspan="3" style="display:none"/&gt;&lt;/tr&gt;&lt;tr&gt;&lt;td colspan="3" style="background-color:#ffffff;padding:2px 1pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:120%"&gt;Net Income (Loss)&lt;/span&gt;&lt;/td&gt;&lt;td colspan="3" style="background-color:#ffffff;padding:0 1pt"/&gt;&lt;td colspan="3" style="background-color:#ffffff;padding:0 1pt"/&gt;&lt;td colspan="3" style="background-color:#ffffff;padding:0 1pt"/&gt;&lt;td colspan="3" style="background-color:#ffffff;padding:0 1pt"/&gt;&lt;td colspan="3" style="display:none"/&gt;&lt;td colspan="3" style="display:none"/&gt;&lt;td colspan="3" style="display:none"/&gt;&lt;td colspan="3" style="display:none"/&gt;&lt;/tr&gt;&lt;tr&gt;&lt;td colspan="3" style="background-color:#dbdbdb;padding:2px 1pt 2px 7.75pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%"&gt;Electric&lt;/span&gt;&lt;/td&gt;&lt;td colspan="3" style="background-color:#dbdbdb;padding:0 1pt"/&gt;&lt;td style="background-color:#dbdbdb;padding:2px 0 2px 1pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:120%"&gt;$&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#dbdbdb;padding:2px 0;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:120%"&gt;17,587&lt;/span&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%"&gt;&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#dbdbdb;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/&gt;&lt;td colspan="3" style="background-color:#dbdbdb;padding:0 1pt"/&gt;&lt;td style="background-color:#dbdbdb;padding:2px 0 2px 1pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%"&gt;$&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#dbdbdb;padding:2px 0;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%"&gt;16,182&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#dbdbdb;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/&gt;&lt;td colspan="3" style="display:none"/&gt;&lt;td colspan="3" style="display:none"/&gt;&lt;td colspan="3" style="display:none"/&gt;&lt;td colspan="3" style="display:none"/&gt;&lt;/tr&gt;&lt;tr&gt;&lt;td colspan="3" style="background-color:#ffffff;padding:2px 1pt 2px 7.75pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%"&gt;Manufacturing&lt;/span&gt;&lt;/td&gt;&lt;td colspan="3" style="background-color:#ffffff;padding:0 1pt"/&gt;&lt;td colspan="2" style="background-color:#ffffff;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:120%"&gt;5,385&lt;/span&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%"&gt;&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#ffffff;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/&gt;&lt;td colspan="3" style="background-color:#ffffff;padding:0 1pt"/&gt;&lt;td colspan="2" style="background-color:#ffffff;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%"&gt;4,927&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#ffffff;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/&gt;&lt;td colspan="3" style="display:none"/&gt;&lt;td colspan="3" style="display:none"/&gt;&lt;td colspan="3" style="display:none"/&gt;&lt;td colspan="3" style="display:none"/&gt;&lt;/tr&gt;&lt;tr&gt;&lt;td colspan="3" style="background-color:#dbdbdb;padding:2px 1pt 2px 7.75pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%"&gt;Plastics&lt;/span&gt;&lt;/td&gt;&lt;td colspan="3" style="background-color:#dbdbdb;padding:0 1pt"/&gt;&lt;td colspan="2" style="background-color:#dbdbdb;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:120%"&gt;9,147&lt;/span&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%"&gt;&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#dbdbdb;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/&gt;&lt;td colspan="3" style="background-color:#dbdbdb;padding:0 1pt"/&gt;&lt;td colspan="2" style="background-color:#dbdbdb;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%"&gt;5,449&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#dbdbdb;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/&gt;&lt;td colspan="3" style="display:none"/&gt;&lt;td colspan="3" style="display:none"/&gt;&lt;td colspan="3" style="display:none"/&gt;&lt;td colspan="3" style="display:none"/&gt;&lt;/tr&gt;&lt;tr&gt;&lt;td colspan="3" style="background-color:#ffffff;padding:2px 1pt 2px 7.75pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%"&gt;Corporate&lt;/span&gt;&lt;/td&gt;&lt;td colspan="3" style="background-color:#ffffff;padding:0 1pt"/&gt;&lt;td colspan="2" style="background-color:#ffffff;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:120%"&gt;(1,790)&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#ffffff;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/&gt;&lt;td colspan="3" style="background-color:#ffffff;padding:0 1pt"/&gt;&lt;td colspan="2" style="background-color:#ffffff;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%"&gt;(2,290)&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#ffffff;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/&gt;&lt;td colspan="3" style="display:none"/&gt;&lt;td colspan="3" style="display:none"/&gt;&lt;td colspan="3" style="display:none"/&gt;&lt;td colspan="3" style="display:none"/&gt;&lt;/tr&gt;&lt;tr&gt;&lt;td colspan="3" style="background-color:#dbdbdb;border-top:1pt solid #000;padding:2px 1pt 2px 13pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:120%"&gt;Total&lt;/span&gt;&lt;/td&gt;&lt;td colspan="3" style="background-color:#dbdbdb;border-top:1pt solid #000;padding:0 1pt"/&gt;&lt;td style="background-color:#dbdbdb;border-top:1pt solid #000;padding:2px 0 2px 1pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:120%"&gt;$&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#dbdbdb;border-top:1pt solid #000;padding:2px 0;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:120%"&gt;30,329&lt;/span&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%"&gt;&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#dbdbdb;border-top:1pt solid #000;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/&gt;&lt;td colspan="3" style="background-color:#dbdbdb;border-top:1pt solid #000;padding:0 1pt"/&gt;&lt;td style="background-color:#dbdbdb;border-top:1pt solid #000;padding:2px 0 2px 1pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%"&gt;$&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#dbdbdb;border-top:1pt solid #000;padding:2px 0;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%"&gt;24,268&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#dbdbdb;border-top:1pt solid #000;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/&gt;&lt;td colspan="3" style="display:none"/&gt;&lt;td colspan="3" style="display:none"/&gt;&lt;td colspan="3" style="display:none"/&gt;&lt;td colspan="3" style="display:none"/&gt;&lt;/tr&gt;&lt;tr style="height:3pt"&gt;&lt;td colspan="3" style="background-color:#ffffff;padding:0 1pt"/&gt;&lt;td colspan="3" style="background-color:#ffffff;padding:0 1pt"/&gt;&lt;td colspan="3" style="background-color:#ffffff;padding:0 1pt"/&gt;&lt;td colspan="3" style="background-color:#ffffff;padding:0 1pt"/&gt;&lt;td colspan="3" style="background-color:#ffffff;padding:0 1pt"/&gt;&lt;td colspan="3" style="display:none"/&gt;&lt;td colspan="3" style="display:none"/&gt;&lt;td colspan="3" style="display:none"/&gt;&lt;td colspan="3" style="display:none"/&gt;&lt;/tr&gt;&lt;tr&gt;&lt;td colspan="3" style="border-top:1pt solid #000;padding:2px 1pt;text-align:left;vertical-align:bottom"&gt;&lt;div&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:4.55pt;font-style:italic;font-weight:400;line-height:120%;position:relative;top:-2.44pt;vertical-align:baseline"&gt;1&lt;/span&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:7pt;font-style:italic;font-weight:400;line-height:120%"&gt;Amounts reflect operating revenues to external customers. Intersegment operating revenues are not material for any period presented.&lt;/span&gt;&lt;/div&gt;&lt;/td&gt;&lt;td colspan="3" style="padding:0 1pt"/&gt;&lt;td colspan="3" style="padding:0 1pt"/&gt;&lt;td colspan="3" style="padding:0 1pt"/&gt;&lt;td colspan="3" style="padding:0 1pt"/&gt;&lt;td colspan="3" style="display:none"/&gt;&lt;td colspan="3" style="display:none"/&gt;&lt;td colspan="3" style="display:none"/&gt;&lt;td colspan="3" style="display:none"/&gt;&lt;/tr&gt;&lt;/table&gt;&lt;/div&gt;&lt;div style="margin-bottom:3pt;margin-top:6pt"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:9pt;font-weight:400;line-height:120%"&gt;The following provides the identifiable assets by segment and corporate assets as of March&#160;31, 2021 and December&#160;31, 2020:&lt;/span&gt;&lt;/div&gt;&lt;div style="margin-bottom:6pt"&gt;&lt;table style="border-collapse:collapse;display:inline-table;margin-bottom:5pt;vertical-align:text-bottom;width:100.000%"&gt;&lt;tr&gt;&lt;td style="width:1.0%"/&gt;&lt;td style="width:74.872%"/&gt;&lt;td style="width:0.1%"/&gt;&lt;td style="width:1.0%"/&gt;&lt;td style="width:10.011%"/&gt;&lt;td style="width:0.1%"/&gt;&lt;td style="width:0.1%"/&gt;&lt;td style="width:1.605%"/&gt;&lt;td style="width:0.1%"/&gt;&lt;td style="width:1.0%"/&gt;&lt;td style="width:10.012%"/&gt;&lt;td style="width:0.1%"/&gt;&lt;/tr&gt;&lt;tr&gt;&lt;td colspan="3" style="padding:2px 1pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-style:italic;font-weight:700;line-height:120%"&gt;(in thousands)&lt;/span&gt;&lt;/td&gt;&lt;td colspan="3" style="padding:2px 1pt;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-style:italic;font-weight:700;line-height:120%"&gt;March 31,&lt;br/&gt;2021&lt;/span&gt;&lt;/td&gt;&lt;td colspan="3" style="padding:0 1pt"/&gt;&lt;td colspan="3" style="padding:2px 1pt;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-style:italic;font-weight:700;line-height:120%"&gt;December 31,&lt;br/&gt;2020&lt;/span&gt;&lt;/td&gt;&lt;/tr&gt;&lt;tr style="height:3pt"&gt;&lt;td colspan="3" style="border-top:1pt solid #000;padding:0 1pt"/&gt;&lt;td colspan="3" style="border-top:1pt solid #000;padding:0 1pt"/&gt;&lt;td colspan="3" style="border-top:1pt solid #000;padding:0 1pt"/&gt;&lt;td colspan="3" style="border-top:1pt solid #000;padding:0 1pt"/&gt;&lt;/tr&gt;&lt;tr&gt;&lt;td colspan="3" style="background-color:#dbdbdb;padding:2px 1pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:120%"&gt;Identifiable Assets&lt;/span&gt;&lt;/td&gt;&lt;td colspan="3" style="background-color:#dbdbdb;padding:0 1pt"/&gt;&lt;td colspan="3" style="background-color:#dbdbdb;padding:0 1pt"/&gt;&lt;td colspan="3" style="background-color:#dbdbdb;padding:0 1pt"/&gt;&lt;/tr&gt;&lt;tr&gt;&lt;td colspan="3" style="background-color:#ffffff;padding:2px 1pt 2px 7.75pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%"&gt;Electric&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#ffffff;padding:2px 0 2px 1pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:120%"&gt;$&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#ffffff;padding:2px 0;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:120%"&gt;2,242,026&lt;/span&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%"&gt;&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#ffffff;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/&gt;&lt;td colspan="3" style="background-color:#ffffff;padding:0 1pt"/&gt;&lt;td style="background-color:#ffffff;padding:2px 0 2px 1pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%"&gt;$&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#ffffff;padding:2px 0;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%"&gt;2,233,399&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#ffffff;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/&gt;&lt;/tr&gt;&lt;tr&gt;&lt;td colspan="3" style="background-color:#dbdbdb;padding:2px 1pt 2px 7.75pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%"&gt;Manufacturing&lt;/span&gt;&lt;/td&gt;&lt;td colspan="2" style="background-color:#dbdbdb;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:120%"&gt;209,477&lt;/span&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%"&gt;&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#dbdbdb;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/&gt;&lt;td colspan="3" style="background-color:#dbdbdb;padding:0 1pt"/&gt;&lt;td colspan="2" style="background-color:#dbdbdb;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%"&gt;191,005&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#dbdbdb;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/&gt;&lt;/tr&gt;&lt;tr&gt;&lt;td colspan="3" style="background-color:#ffffff;padding:2px 1pt 2px 7.75pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%"&gt;Plastics&lt;/span&gt;&lt;/td&gt;&lt;td colspan="2" style="background-color:#ffffff;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:120%"&gt;111,148&lt;/span&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%"&gt;&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#ffffff;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/&gt;&lt;td colspan="3" style="background-color:#ffffff;padding:0 1pt"/&gt;&lt;td colspan="2" style="background-color:#ffffff;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%"&gt;99,767&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#ffffff;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/&gt;&lt;/tr&gt;&lt;tr&gt;&lt;td colspan="3" style="background-color:#dbdbdb;padding:2px 1pt 2px 7.75pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%"&gt;Corporate&lt;/span&gt;&lt;/td&gt;&lt;td colspan="2" style="background-color:#dbdbdb;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:120%"&gt;55,889&lt;/span&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%"&gt;&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#dbdbdb;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/&gt;&lt;td colspan="3" style="background-color:#dbdbdb;padding:0 1pt"/&gt;&lt;td colspan="2" style="background-color:#dbdbdb;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%"&gt;54,183&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#dbdbdb;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/&gt;&lt;/tr&gt;&lt;tr&gt;&lt;td colspan="3" style="background-color:#ffffff;border-top:1pt solid #000;padding:2px 1pt 2px 13pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:120%"&gt;Total&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#ffffff;border-top:1pt solid #000;padding:2px 0 2px 1pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:120%"&gt;$&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#ffffff;border-top:1pt solid #000;padding:2px 0;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:120%"&gt;2,618,540&lt;/span&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%"&gt;&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#ffffff;border-top:1pt solid #000;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/&gt;&lt;td colspan="3" style="background-color:#ffffff;border-top:1pt solid #000;padding:0 1pt"/&gt;&lt;td style="background-color:#ffffff;border-top:1pt solid #000;padding:2px 0 2px 1pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%"&gt;$&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#ffffff;border-top:1pt solid #000;padding:2px 0;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%"&gt;2,578,354&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#ffffff;border-top:1pt solid #000;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/&gt;&lt;/tr&gt;&lt;/table&gt;&lt;/div&gt;</us-gaap:ScheduleOfSegmentReportingInformationBySegmentTextBlock>
    <us-gaap:Revenues
      contextRef="i12fec6c6c1c7480193881b54ed9c42ed_D20210101-20210331"
      decimals="-3"
      id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN180My9mcmFnOjkyNjNhMjk0Mjk0NzRmYzY4ZDgwZjFkZWNjMzRmZjdmL3RhYmxlOmVlMTNjNjU0NDc0YzRkZGQ5MmJjYjM1ZDRiYzExYmQ3L3RhYmxlcmFuZ2U6ZWUxM2M2NTQ0NzRjNGRkZDkyYmNiMzVkNGJjMTFiZDdfMy0xLTEtMS0w_8f17764d-07b4-4b74-8365-2cd3f6fd29cc"
      unitRef="usd">123699000</us-gaap:Revenues>
    <us-gaap:Revenues
      contextRef="ie673c1cddab44142be52164318824b9f_D20200101-20200331"
      decimals="-3"
      id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN180My9mcmFnOjkyNjNhMjk0Mjk0NzRmYzY4ZDgwZjFkZWNjMzRmZjdmL3RhYmxlOmVlMTNjNjU0NDc0YzRkZGQ5MmJjYjM1ZDRiYzExYmQ3L3RhYmxlcmFuZ2U6ZWUxM2M2NTQ0NzRjNGRkZDkyYmNiMzVkNGJjMTFiZDdfMy0zLTEtMS0w_d2e732d5-1b39-465f-9c18-f6a1ad925dac"
      unitRef="usd">119870000</us-gaap:Revenues>
    <us-gaap:Revenues
      contextRef="i23021e0849864b39a1eba3bd1055ab18_D20210101-20210331"
      decimals="-3"
      id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN180My9mcmFnOjkyNjNhMjk0Mjk0NzRmYzY4ZDgwZjFkZWNjMzRmZjdmL3RhYmxlOmVlMTNjNjU0NDc0YzRkZGQ5MmJjYjM1ZDRiYzExYmQ3L3RhYmxlcmFuZ2U6ZWUxM2M2NTQ0NzRjNGRkZDkyYmNiMzVkNGJjMTFiZDdfNC0xLTEtMS0w_3f752305-a8b0-4ec8-ab87-17aeae70d94c"
      unitRef="usd">75825000</us-gaap:Revenues>
    <us-gaap:Revenues
      contextRef="icbe1102afd1f42ae8c87a69654089b7c_D20200101-20200331"
      decimals="-3"
      id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN180My9mcmFnOjkyNjNhMjk0Mjk0NzRmYzY4ZDgwZjFkZWNjMzRmZjdmL3RhYmxlOmVlMTNjNjU0NDc0YzRkZGQ5MmJjYjM1ZDRiYzExYmQ3L3RhYmxlcmFuZ2U6ZWUxM2M2NTQ0NzRjNGRkZDkyYmNiMzVkNGJjMTFiZDdfNC0zLTEtMS0w_2bc16847-eb69-47eb-b9d6-996c3406c457"
      unitRef="usd">68479000</us-gaap:Revenues>
    <us-gaap:Revenues
      contextRef="ibcf7ee07eff0413ba8175532e246e1bd_D20210101-20210331"
      decimals="-3"
      id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN180My9mcmFnOjkyNjNhMjk0Mjk0NzRmYzY4ZDgwZjFkZWNjMzRmZjdmL3RhYmxlOmVlMTNjNjU0NDc0YzRkZGQ5MmJjYjM1ZDRiYzExYmQ3L3RhYmxlcmFuZ2U6ZWUxM2M2NTQ0NzRjNGRkZDkyYmNiMzVkNGJjMTFiZDdfNS0xLTEtMS0w_b2d0f402-e366-4b0a-ab06-b792e683a9ff"
      unitRef="usd">62186000</us-gaap:Revenues>
    <us-gaap:Revenues
      contextRef="i2faea3f8db1d423fb909554f7bc72eed_D20200101-20200331"
      decimals="-3"
      id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN180My9mcmFnOjkyNjNhMjk0Mjk0NzRmYzY4ZDgwZjFkZWNjMzRmZjdmL3RhYmxlOmVlMTNjNjU0NDc0YzRkZGQ5MmJjYjM1ZDRiYzExYmQ3L3RhYmxlcmFuZ2U6ZWUxM2M2NTQ0NzRjNGRkZDkyYmNiMzVkNGJjMTFiZDdfNS0zLTEtMS0w_84262216-a69f-48df-8a79-24fa2a6aafd4"
      unitRef="usd">46398000</us-gaap:Revenues>
    <us-gaap:Revenues
      contextRef="i3a76d1213b09470fa8c6c3f49fa75d98_D20210101-20210331"
      decimals="-3"
      id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN180My9mcmFnOjkyNjNhMjk0Mjk0NzRmYzY4ZDgwZjFkZWNjMzRmZjdmL3RhYmxlOmVlMTNjNjU0NDc0YzRkZGQ5MmJjYjM1ZDRiYzExYmQ3L3RhYmxlcmFuZ2U6ZWUxM2M2NTQ0NzRjNGRkZDkyYmNiMzVkNGJjMTFiZDdfNi0xLTEtMS0w_361f7aee-f91c-458d-bb07-0756116a3ef5"
      unitRef="usd">261710000</us-gaap:Revenues>
    <us-gaap:Revenues
      contextRef="i052d02afe6704673b1b47c9fbf47ec24_D20200101-20200331"
      decimals="-3"
      id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN180My9mcmFnOjkyNjNhMjk0Mjk0NzRmYzY4ZDgwZjFkZWNjMzRmZjdmL3RhYmxlOmVlMTNjNjU0NDc0YzRkZGQ5MmJjYjM1ZDRiYzExYmQ3L3RhYmxlcmFuZ2U6ZWUxM2M2NTQ0NzRjNGRkZDkyYmNiMzVkNGJjMTFiZDdfNi0zLTEtMS0w_d6dac4ab-6b34-423c-9ffa-804f1de15d74"
      unitRef="usd">234747000</us-gaap:Revenues>
    <us-gaap:NetIncomeLoss
      contextRef="i12fec6c6c1c7480193881b54ed9c42ed_D20210101-20210331"
      decimals="-3"
      id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN180My9mcmFnOjkyNjNhMjk0Mjk0NzRmYzY4ZDgwZjFkZWNjMzRmZjdmL3RhYmxlOmVlMTNjNjU0NDc0YzRkZGQ5MmJjYjM1ZDRiYzExYmQ3L3RhYmxlcmFuZ2U6ZWUxM2M2NTQ0NzRjNGRkZDkyYmNiMzVkNGJjMTFiZDdfOC0xLTEtMS0w_c4129584-2ab4-4238-aa07-dc1ea4b7dc0d"
      unitRef="usd">17587000</us-gaap:NetIncomeLoss>
    <us-gaap:NetIncomeLoss
      contextRef="ie673c1cddab44142be52164318824b9f_D20200101-20200331"
      decimals="-3"
      id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN180My9mcmFnOjkyNjNhMjk0Mjk0NzRmYzY4ZDgwZjFkZWNjMzRmZjdmL3RhYmxlOmVlMTNjNjU0NDc0YzRkZGQ5MmJjYjM1ZDRiYzExYmQ3L3RhYmxlcmFuZ2U6ZWUxM2M2NTQ0NzRjNGRkZDkyYmNiMzVkNGJjMTFiZDdfOC0zLTEtMS0w_a0a4fa2d-0c2d-4d31-9b9f-3cbd80644dd1"
      unitRef="usd">16182000</us-gaap:NetIncomeLoss>
    <us-gaap:NetIncomeLoss
      contextRef="i23021e0849864b39a1eba3bd1055ab18_D20210101-20210331"
      decimals="-3"
      id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN180My9mcmFnOjkyNjNhMjk0Mjk0NzRmYzY4ZDgwZjFkZWNjMzRmZjdmL3RhYmxlOmVlMTNjNjU0NDc0YzRkZGQ5MmJjYjM1ZDRiYzExYmQ3L3RhYmxlcmFuZ2U6ZWUxM2M2NTQ0NzRjNGRkZDkyYmNiMzVkNGJjMTFiZDdfOS0xLTEtMS0w_3f962632-d600-48ff-919d-38a0722614ab"
      unitRef="usd">5385000</us-gaap:NetIncomeLoss>
    <us-gaap:NetIncomeLoss
      contextRef="icbe1102afd1f42ae8c87a69654089b7c_D20200101-20200331"
      decimals="-3"
      id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN180My9mcmFnOjkyNjNhMjk0Mjk0NzRmYzY4ZDgwZjFkZWNjMzRmZjdmL3RhYmxlOmVlMTNjNjU0NDc0YzRkZGQ5MmJjYjM1ZDRiYzExYmQ3L3RhYmxlcmFuZ2U6ZWUxM2M2NTQ0NzRjNGRkZDkyYmNiMzVkNGJjMTFiZDdfOS0zLTEtMS0w_b72720bb-a063-4cf5-954f-d6f2c8a4290f"
      unitRef="usd">4927000</us-gaap:NetIncomeLoss>
    <us-gaap:NetIncomeLoss
      contextRef="ibcf7ee07eff0413ba8175532e246e1bd_D20210101-20210331"
      decimals="-3"
      id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN180My9mcmFnOjkyNjNhMjk0Mjk0NzRmYzY4ZDgwZjFkZWNjMzRmZjdmL3RhYmxlOmVlMTNjNjU0NDc0YzRkZGQ5MmJjYjM1ZDRiYzExYmQ3L3RhYmxlcmFuZ2U6ZWUxM2M2NTQ0NzRjNGRkZDkyYmNiMzVkNGJjMTFiZDdfMTAtMS0xLTEtMA_cd8868e9-c59f-4da9-a118-37c6c36d5b97"
      unitRef="usd">9147000</us-gaap:NetIncomeLoss>
    <us-gaap:NetIncomeLoss
      contextRef="i2faea3f8db1d423fb909554f7bc72eed_D20200101-20200331"
      decimals="-3"
      id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN180My9mcmFnOjkyNjNhMjk0Mjk0NzRmYzY4ZDgwZjFkZWNjMzRmZjdmL3RhYmxlOmVlMTNjNjU0NDc0YzRkZGQ5MmJjYjM1ZDRiYzExYmQ3L3RhYmxlcmFuZ2U6ZWUxM2M2NTQ0NzRjNGRkZDkyYmNiMzVkNGJjMTFiZDdfMTAtMy0xLTEtMA_c69f05b3-968f-47a3-9cff-5fb049c3f79d"
      unitRef="usd">5449000</us-gaap:NetIncomeLoss>
    <us-gaap:NetIncomeLoss
      contextRef="i0c39f2c8027f4d1bb8fea9444282064f_D20210101-20210331"
      decimals="-3"
      id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN180My9mcmFnOjkyNjNhMjk0Mjk0NzRmYzY4ZDgwZjFkZWNjMzRmZjdmL3RhYmxlOmVlMTNjNjU0NDc0YzRkZGQ5MmJjYjM1ZDRiYzExYmQ3L3RhYmxlcmFuZ2U6ZWUxM2M2NTQ0NzRjNGRkZDkyYmNiMzVkNGJjMTFiZDdfMTEtMS0xLTEtMA_211d3d6e-ccb7-4814-b393-359a6ed6d5e3"
      unitRef="usd">-1790000</us-gaap:NetIncomeLoss>
    <us-gaap:NetIncomeLoss
      contextRef="if59f644f39aa41b7ab3c11f4bdd7b5eb_D20200101-20200331"
      decimals="-3"
      id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN180My9mcmFnOjkyNjNhMjk0Mjk0NzRmYzY4ZDgwZjFkZWNjMzRmZjdmL3RhYmxlOmVlMTNjNjU0NDc0YzRkZGQ5MmJjYjM1ZDRiYzExYmQ3L3RhYmxlcmFuZ2U6ZWUxM2M2NTQ0NzRjNGRkZDkyYmNiMzVkNGJjMTFiZDdfMTEtMy0xLTEtMA_bdf4c154-b186-4988-9b40-42ac850cabca"
      unitRef="usd">-2290000</us-gaap:NetIncomeLoss>
    <us-gaap:NetIncomeLoss
      contextRef="i3a76d1213b09470fa8c6c3f49fa75d98_D20210101-20210331"
      decimals="-3"
      id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN180My9mcmFnOjkyNjNhMjk0Mjk0NzRmYzY4ZDgwZjFkZWNjMzRmZjdmL3RhYmxlOmVlMTNjNjU0NDc0YzRkZGQ5MmJjYjM1ZDRiYzExYmQ3L3RhYmxlcmFuZ2U6ZWUxM2M2NTQ0NzRjNGRkZDkyYmNiMzVkNGJjMTFiZDdfMTItMS0xLTEtMA_5529d788-3b42-4c77-be89-042b55319461"
      unitRef="usd">30329000</us-gaap:NetIncomeLoss>
    <us-gaap:NetIncomeLoss
      contextRef="i052d02afe6704673b1b47c9fbf47ec24_D20200101-20200331"
      decimals="-3"
      id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN180My9mcmFnOjkyNjNhMjk0Mjk0NzRmYzY4ZDgwZjFkZWNjMzRmZjdmL3RhYmxlOmVlMTNjNjU0NDc0YzRkZGQ5MmJjYjM1ZDRiYzExYmQ3L3RhYmxlcmFuZ2U6ZWUxM2M2NTQ0NzRjNGRkZDkyYmNiMzVkNGJjMTFiZDdfMTItMy0xLTEtMA_8d9b422c-65f8-4308-bc4a-c1962089ddaf"
      unitRef="usd">24268000</us-gaap:NetIncomeLoss>
    <us-gaap:Assets
      contextRef="i9e29711171d8403c9432251806bcbc50_I20210331"
      decimals="-3"
      id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN180My9mcmFnOjkyNjNhMjk0Mjk0NzRmYzY4ZDgwZjFkZWNjMzRmZjdmL3RhYmxlOjc5YzlmNTRiYWM2NDRmZWFhMmRmYjJiNzc0ZDdlNjBiL3RhYmxlcmFuZ2U6NzljOWY1NGJhYzY0NGZlYWEyZGZiMmI3NzRkN2U2MGJfMy0xLTEtMS0w_07c40f44-2ecb-423d-8faf-13c64b4538e9"
      unitRef="usd">2242026000</us-gaap:Assets>
    <us-gaap:Assets
      contextRef="i786d1faa437a47c687c486bb3f9e1425_I20201231"
      decimals="-3"
      id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN180My9mcmFnOjkyNjNhMjk0Mjk0NzRmYzY4ZDgwZjFkZWNjMzRmZjdmL3RhYmxlOjc5YzlmNTRiYWM2NDRmZWFhMmRmYjJiNzc0ZDdlNjBiL3RhYmxlcmFuZ2U6NzljOWY1NGJhYzY0NGZlYWEyZGZiMmI3NzRkN2U2MGJfMy0zLTEtMS0w_41134020-8e63-4994-95e9-d9c79604730e"
      unitRef="usd">2233399000</us-gaap:Assets>
    <us-gaap:Assets
      contextRef="if110cb7153a74198ad89f4ca7281f7b9_I20210331"
      decimals="-3"
      id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN180My9mcmFnOjkyNjNhMjk0Mjk0NzRmYzY4ZDgwZjFkZWNjMzRmZjdmL3RhYmxlOjc5YzlmNTRiYWM2NDRmZWFhMmRmYjJiNzc0ZDdlNjBiL3RhYmxlcmFuZ2U6NzljOWY1NGJhYzY0NGZlYWEyZGZiMmI3NzRkN2U2MGJfNC0xLTEtMS0w_657991f6-dea3-4d34-a76f-55a7e858bdb9"
      unitRef="usd">209477000</us-gaap:Assets>
    <us-gaap:Assets
      contextRef="iaaad4ec09a6346fb9dbad7805f0f19dd_I20201231"
      decimals="-3"
      id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN180My9mcmFnOjkyNjNhMjk0Mjk0NzRmYzY4ZDgwZjFkZWNjMzRmZjdmL3RhYmxlOjc5YzlmNTRiYWM2NDRmZWFhMmRmYjJiNzc0ZDdlNjBiL3RhYmxlcmFuZ2U6NzljOWY1NGJhYzY0NGZlYWEyZGZiMmI3NzRkN2U2MGJfNC0zLTEtMS0w_f592ac8d-0b45-41aa-a05b-0c9fb870dbc0"
      unitRef="usd">191005000</us-gaap:Assets>
    <us-gaap:Assets
      contextRef="i4b383ddee9b2445ca91925935ce70d2d_I20210331"
      decimals="-3"
      id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN180My9mcmFnOjkyNjNhMjk0Mjk0NzRmYzY4ZDgwZjFkZWNjMzRmZjdmL3RhYmxlOjc5YzlmNTRiYWM2NDRmZWFhMmRmYjJiNzc0ZDdlNjBiL3RhYmxlcmFuZ2U6NzljOWY1NGJhYzY0NGZlYWEyZGZiMmI3NzRkN2U2MGJfNS0xLTEtMS0w_5b545f0c-0dfa-4674-a090-fcdb6737ec87"
      unitRef="usd">111148000</us-gaap:Assets>
    <us-gaap:Assets
      contextRef="i48bb57dccb1544e5a29d5ed1434c1801_I20201231"
      decimals="-3"
      id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN180My9mcmFnOjkyNjNhMjk0Mjk0NzRmYzY4ZDgwZjFkZWNjMzRmZjdmL3RhYmxlOjc5YzlmNTRiYWM2NDRmZWFhMmRmYjJiNzc0ZDdlNjBiL3RhYmxlcmFuZ2U6NzljOWY1NGJhYzY0NGZlYWEyZGZiMmI3NzRkN2U2MGJfNS0zLTEtMS0w_12be038b-1641-4433-b38c-7c75b59701ef"
      unitRef="usd">99767000</us-gaap:Assets>
    <us-gaap:Assets
      contextRef="i0c142e3251884ccbbdfb99a679e56594_I20210331"
      decimals="-3"
      id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN180My9mcmFnOjkyNjNhMjk0Mjk0NzRmYzY4ZDgwZjFkZWNjMzRmZjdmL3RhYmxlOjc5YzlmNTRiYWM2NDRmZWFhMmRmYjJiNzc0ZDdlNjBiL3RhYmxlcmFuZ2U6NzljOWY1NGJhYzY0NGZlYWEyZGZiMmI3NzRkN2U2MGJfNi0xLTEtMS0w_6a2d8aaa-b416-4a0f-ba5a-492d2677a96d"
      unitRef="usd">55889000</us-gaap:Assets>
    <us-gaap:Assets
      contextRef="i9dd4cfc84be54b6dacc07fc1c11c82e7_I20201231"
      decimals="-3"
      id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN180My9mcmFnOjkyNjNhMjk0Mjk0NzRmYzY4ZDgwZjFkZWNjMzRmZjdmL3RhYmxlOjc5YzlmNTRiYWM2NDRmZWFhMmRmYjJiNzc0ZDdlNjBiL3RhYmxlcmFuZ2U6NzljOWY1NGJhYzY0NGZlYWEyZGZiMmI3NzRkN2U2MGJfNi0zLTEtMS0w_36b62ed9-78c1-48c7-a99c-5233ce5cacff"
      unitRef="usd">54183000</us-gaap:Assets>
    <us-gaap:Assets
      contextRef="i5458f4d6e23940ca92dd24eb67c70571_I20210331"
      decimals="-3"
      id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN180My9mcmFnOjkyNjNhMjk0Mjk0NzRmYzY4ZDgwZjFkZWNjMzRmZjdmL3RhYmxlOjc5YzlmNTRiYWM2NDRmZWFhMmRmYjJiNzc0ZDdlNjBiL3RhYmxlcmFuZ2U6NzljOWY1NGJhYzY0NGZlYWEyZGZiMmI3NzRkN2U2MGJfNy0xLTEtMS0w_628da473-6e08-4bf1-ac66-0f989cbc9ba9"
      unitRef="usd">2618540000</us-gaap:Assets>
    <us-gaap:Assets
      contextRef="ifaff5a04688f4997a27c915d8eb05db2_I20201231"
      decimals="-3"
      id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN180My9mcmFnOjkyNjNhMjk0Mjk0NzRmYzY4ZDgwZjFkZWNjMzRmZjdmL3RhYmxlOjc5YzlmNTRiYWM2NDRmZWFhMmRmYjJiNzc0ZDdlNjBiL3RhYmxlcmFuZ2U6NzljOWY1NGJhYzY0NGZlYWEyZGZiMmI3NzRkN2U2MGJfNy0zLTEtMS0w_1b616f43-fa17-4283-b956-afaf44b72409"
      unitRef="usd">2578354000</us-gaap:Assets>
    <us-gaap:RevenueFromContractWithCustomerTextBlock
      contextRef="i3a76d1213b09470fa8c6c3f49fa75d98_D20210101-20210331"
      id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN180Ni9mcmFnOjA1MTlmZmNhMTM4NDQ4YWJhMmZmODQwZGEyOGU3NTdjL3RleHRyZWdpb246MDUxOWZmY2ExMzg0NDhhYmEyZmY4NDBkYTI4ZTc1N2NfMjM2_6222d13a-14ae-4c5b-96d2-7d1c6b44793a">Revenue&lt;div style="margin-bottom:3pt"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:9pt;font-weight:400;line-height:120%"&gt;We present our operating revenues to external customers, in total and by amounts arising from contracts with customers and alternative revenue program (ARP) arrangements, disaggregated by revenue source and segment for the three months ended March&#160;31, 2021 and 2020:&lt;/span&gt;&lt;/div&gt;&lt;div style="margin-bottom:6pt"&gt;&lt;table style="border-collapse:collapse;display:inline-table;margin-bottom:5pt;vertical-align:text-bottom;width:100.000%"&gt;&lt;tr&gt;&lt;td style="width:1.0%"/&gt;&lt;td style="width:74.872%"/&gt;&lt;td style="width:0.1%"/&gt;&lt;td style="width:1.0%"/&gt;&lt;td style="width:10.011%"/&gt;&lt;td style="width:0.1%"/&gt;&lt;td style="width:0.1%"/&gt;&lt;td style="width:1.605%"/&gt;&lt;td style="width:0.1%"/&gt;&lt;td style="width:1.0%"/&gt;&lt;td style="width:10.012%"/&gt;&lt;td style="width:0.1%"/&gt;&lt;td colspan="3" style="display:none"/&gt;&lt;td colspan="3" style="display:none"/&gt;&lt;td colspan="3" style="display:none"/&gt;&lt;td colspan="3" style="display:none"/&gt;&lt;/tr&gt;&lt;tr&gt;&lt;td colspan="3" style="display:none"/&gt;&lt;td colspan="3" style="display:none"/&gt;&lt;td colspan="3" style="display:none"/&gt;&lt;td colspan="3" style="display:none"/&gt;&lt;/tr&gt;&lt;tr&gt;&lt;td colspan="3" style="padding:2px 1pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-style:italic;font-weight:700;line-height:100%"&gt;(in thousands)&lt;/span&gt;&lt;/td&gt;&lt;td colspan="3" style="padding:2px 1pt;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-style:italic;font-weight:700;line-height:120%"&gt;2021&lt;/span&gt;&lt;/td&gt;&lt;td colspan="3" style="padding:0 1pt"/&gt;&lt;td colspan="3" style="padding:2px 1pt;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-style:italic;font-weight:700;line-height:120%"&gt;2020&lt;/span&gt;&lt;/td&gt;&lt;td colspan="3" style="display:none"/&gt;&lt;td colspan="3" style="display:none"/&gt;&lt;td colspan="3" style="display:none"/&gt;&lt;td colspan="3" style="display:none"/&gt;&lt;/tr&gt;&lt;tr style="height:3pt"&gt;&lt;td colspan="3" style="border-top:1pt solid #000;padding:0 1pt"/&gt;&lt;td colspan="3" style="border-top:1pt solid #000;padding:0 1pt"/&gt;&lt;td colspan="3" style="border-top:1pt solid #000;padding:0 1pt"/&gt;&lt;td colspan="3" style="border-top:1pt solid #000;padding:0 1pt"/&gt;&lt;td colspan="3" style="display:none"/&gt;&lt;td colspan="3" style="display:none"/&gt;&lt;td colspan="3" style="display:none"/&gt;&lt;td colspan="3" style="display:none"/&gt;&lt;/tr&gt;&lt;tr&gt;&lt;td colspan="3" style="background-color:#dbdbdb;padding:2px 1pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:100%"&gt;Operating Revenues&lt;/span&gt;&lt;/td&gt;&lt;td colspan="3" style="background-color:#dbdbdb;padding:0 1pt"/&gt;&lt;td colspan="3" style="background-color:#dbdbdb;padding:0 1pt"/&gt;&lt;td colspan="3" style="background-color:#dbdbdb;padding:0 1pt"/&gt;&lt;td colspan="3" style="display:none"/&gt;&lt;td colspan="3" style="display:none"/&gt;&lt;td colspan="3" style="display:none"/&gt;&lt;td colspan="3" style="display:none"/&gt;&lt;/tr&gt;&lt;tr&gt;&lt;td colspan="3" style="background-color:#ffffff;padding:2px 1pt 2px 7pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:100%"&gt;Electric Segment&lt;/span&gt;&lt;/td&gt;&lt;td colspan="3" style="background-color:#ffffff;padding:0 1pt"/&gt;&lt;td colspan="3" style="background-color:#ffffff;padding:0 1pt"/&gt;&lt;td colspan="3" style="background-color:#ffffff;padding:0 1pt"/&gt;&lt;td colspan="3" style="display:none"/&gt;&lt;td colspan="3" style="display:none"/&gt;&lt;td colspan="3" style="display:none"/&gt;&lt;td colspan="3" style="display:none"/&gt;&lt;/tr&gt;&lt;tr&gt;&lt;td colspan="3" style="background-color:#dbdbdb;padding:2px 1pt 2px 13pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%"&gt;Retail: Residential&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#dbdbdb;padding:2px 0 2px 1pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:100%"&gt;$&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#dbdbdb;padding:2px 0;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:100%"&gt;37,485&lt;/span&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%"&gt;&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#dbdbdb;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/&gt;&lt;td colspan="3" style="background-color:#dbdbdb;padding:0 1pt"/&gt;&lt;td style="background-color:#dbdbdb;padding:2px 0 2px 1pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%"&gt;$&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#dbdbdb;padding:2px 0;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%"&gt;35,839&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#dbdbdb;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/&gt;&lt;td colspan="3" style="display:none"/&gt;&lt;td colspan="3" style="display:none"/&gt;&lt;td colspan="3" style="display:none"/&gt;&lt;td colspan="3" style="display:none"/&gt;&lt;/tr&gt;&lt;tr&gt;&lt;td colspan="3" style="background-color:#ffffff;padding:2px 1pt 2px 13pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%"&gt;Retail: Commercial and Industrial&lt;/span&gt;&lt;/td&gt;&lt;td colspan="2" style="background-color:#ffffff;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:100%"&gt;66,403&lt;/span&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%"&gt;&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#ffffff;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/&gt;&lt;td colspan="3" style="background-color:#ffffff;padding:0 1pt"/&gt;&lt;td colspan="2" style="background-color:#ffffff;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%"&gt;68,942&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#ffffff;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/&gt;&lt;td colspan="3" style="display:none"/&gt;&lt;td colspan="3" style="display:none"/&gt;&lt;td colspan="3" style="display:none"/&gt;&lt;td colspan="3" style="display:none"/&gt;&lt;/tr&gt;&lt;tr&gt;&lt;td colspan="3" style="background-color:#dbdbdb;padding:2px 1pt 2px 13pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%"&gt;Retail: Other&lt;/span&gt;&lt;/td&gt;&lt;td colspan="2" style="background-color:#dbdbdb;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:120%"&gt;1,818&lt;/span&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%"&gt;&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#dbdbdb;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/&gt;&lt;td colspan="3" style="background-color:#dbdbdb;padding:0 1pt"/&gt;&lt;td colspan="2" style="background-color:#dbdbdb;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%"&gt;1,822&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#dbdbdb;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/&gt;&lt;td colspan="3" style="display:none"/&gt;&lt;td colspan="3" style="display:none"/&gt;&lt;td colspan="3" style="display:none"/&gt;&lt;td colspan="3" style="display:none"/&gt;&lt;/tr&gt;&lt;tr&gt;&lt;td colspan="3" style="background-color:#ffffff;border-top:1pt solid #000;padding:2px 1pt 2px 13pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%"&gt;&#160;&#160;Total Retail&lt;/span&gt;&lt;/td&gt;&lt;td colspan="2" style="background-color:#ffffff;border-top:1pt solid #000;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:120%"&gt;105,706&lt;/span&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%"&gt;&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#ffffff;border-top:1pt solid #000;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/&gt;&lt;td colspan="3" style="background-color:#ffffff;border-top:1pt solid #000;padding:0 1pt"/&gt;&lt;td colspan="2" style="background-color:#ffffff;border-top:1pt solid #000;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%"&gt;106,603&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#ffffff;border-top:1pt solid #000;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/&gt;&lt;td colspan="3" style="display:none"/&gt;&lt;td colspan="3" style="display:none"/&gt;&lt;td colspan="3" style="display:none"/&gt;&lt;td colspan="3" style="display:none"/&gt;&lt;/tr&gt;&lt;tr&gt;&lt;td colspan="3" style="background-color:#dbdbdb;padding:2px 1pt 2px 13pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%"&gt;Transmission&lt;/span&gt;&lt;/td&gt;&lt;td colspan="2" style="background-color:#dbdbdb;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:120%"&gt;11,944&lt;/span&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%"&gt;&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#dbdbdb;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/&gt;&lt;td colspan="3" style="background-color:#dbdbdb;padding:0 1pt"/&gt;&lt;td colspan="2" style="background-color:#dbdbdb;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%"&gt;10,841&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#dbdbdb;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/&gt;&lt;td colspan="3" style="display:none"/&gt;&lt;td colspan="3" style="display:none"/&gt;&lt;td colspan="3" style="display:none"/&gt;&lt;td colspan="3" style="display:none"/&gt;&lt;/tr&gt;&lt;tr&gt;&lt;td colspan="3" style="background-color:#ffffff;padding:2px 1pt 2px 13pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%"&gt;Wholesale&lt;/span&gt;&lt;/td&gt;&lt;td colspan="2" style="background-color:#ffffff;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:120%"&gt;4,507&lt;/span&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%"&gt;&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#ffffff;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/&gt;&lt;td colspan="3" style="background-color:#ffffff;padding:0 1pt"/&gt;&lt;td colspan="2" style="background-color:#ffffff;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%"&gt;876&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#ffffff;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/&gt;&lt;td colspan="3" style="display:none"/&gt;&lt;td colspan="3" style="display:none"/&gt;&lt;td colspan="3" style="display:none"/&gt;&lt;td colspan="3" style="display:none"/&gt;&lt;/tr&gt;&lt;tr&gt;&lt;td colspan="3" style="background-color:#dbdbdb;padding:2px 1pt 2px 13pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%"&gt;Other&lt;/span&gt;&lt;/td&gt;&lt;td colspan="2" style="background-color:#dbdbdb;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:120%"&gt;1,542&lt;/span&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%"&gt;&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#dbdbdb;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/&gt;&lt;td colspan="3" style="background-color:#dbdbdb;padding:0 1pt"/&gt;&lt;td colspan="2" style="background-color:#dbdbdb;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%"&gt;1,550&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#dbdbdb;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/&gt;&lt;td colspan="3" style="display:none"/&gt;&lt;td colspan="3" style="display:none"/&gt;&lt;td colspan="3" style="display:none"/&gt;&lt;td colspan="3" style="display:none"/&gt;&lt;/tr&gt;&lt;tr&gt;&lt;td colspan="3" style="background-color:#ffffff;border-top:1pt solid #000;padding:2px 1pt 2px 19pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:100%"&gt;Total Electric Segment&lt;/span&gt;&lt;/td&gt;&lt;td colspan="2" style="background-color:#ffffff;border-top:1pt solid #000;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:100%"&gt;123,699&lt;/span&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%"&gt;&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#ffffff;border-top:1pt solid #000;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/&gt;&lt;td colspan="3" style="background-color:#ffffff;border-top:1pt solid #000;padding:0 1pt"/&gt;&lt;td colspan="2" style="background-color:#ffffff;border-top:1pt solid #000;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%"&gt;119,870&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#ffffff;border-top:1pt solid #000;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/&gt;&lt;td colspan="3" style="display:none"/&gt;&lt;td colspan="3" style="display:none"/&gt;&lt;td colspan="3" style="display:none"/&gt;&lt;td colspan="3" style="display:none"/&gt;&lt;/tr&gt;&lt;tr&gt;&lt;td colspan="3" style="background-color:#dbdbdb;padding:2px 1pt 2px 7pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:100%"&gt;Manufacturing Segment&lt;/span&gt;&lt;/td&gt;&lt;td colspan="3" style="background-color:#dbdbdb;padding:0 1pt"/&gt;&lt;td colspan="3" style="background-color:#dbdbdb;padding:0 1pt"/&gt;&lt;td colspan="3" style="background-color:#dbdbdb;padding:0 1pt"/&gt;&lt;td colspan="3" style="display:none"/&gt;&lt;td colspan="3" style="display:none"/&gt;&lt;td colspan="3" style="display:none"/&gt;&lt;td colspan="3" style="display:none"/&gt;&lt;/tr&gt;&lt;tr&gt;&lt;td colspan="3" style="background-color:#ffffff;padding:2px 1pt 2px 13pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%"&gt;Metal Parts and Tooling&lt;/span&gt;&lt;/td&gt;&lt;td colspan="2" style="background-color:#ffffff;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:120%"&gt;62,673&lt;/span&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%"&gt;&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#ffffff;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/&gt;&lt;td colspan="3" style="background-color:#ffffff;padding:0 1pt"/&gt;&lt;td colspan="2" style="background-color:#ffffff;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%"&gt;57,211&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#ffffff;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/&gt;&lt;td colspan="3" style="display:none"/&gt;&lt;td colspan="3" style="display:none"/&gt;&lt;td colspan="3" style="display:none"/&gt;&lt;td colspan="3" style="display:none"/&gt;&lt;/tr&gt;&lt;tr&gt;&lt;td colspan="3" style="background-color:#dbdbdb;padding:2px 1pt 2px 13pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%"&gt;Plastic Products and Tooling&lt;/span&gt;&lt;/td&gt;&lt;td colspan="2" style="background-color:#dbdbdb;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:120%"&gt;10,295&lt;/span&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%"&gt;&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#dbdbdb;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/&gt;&lt;td colspan="3" style="background-color:#dbdbdb;padding:0 1pt"/&gt;&lt;td colspan="2" style="background-color:#dbdbdb;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%"&gt;9,883&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#dbdbdb;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/&gt;&lt;td colspan="3" style="display:none"/&gt;&lt;td colspan="3" style="display:none"/&gt;&lt;td colspan="3" style="display:none"/&gt;&lt;td colspan="3" style="display:none"/&gt;&lt;/tr&gt;&lt;tr&gt;&lt;td colspan="3" style="background-color:#ffffff;padding:2px 1pt 2px 13pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%"&gt;Scrap Metal Sales&lt;/span&gt;&lt;/td&gt;&lt;td colspan="2" style="background-color:#ffffff;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:120%"&gt;2,857&lt;/span&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%"&gt;&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#ffffff;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/&gt;&lt;td colspan="3" style="background-color:#ffffff;padding:0 1pt"/&gt;&lt;td colspan="2" style="background-color:#ffffff;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%"&gt;1,385&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#ffffff;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/&gt;&lt;td colspan="3" style="display:none"/&gt;&lt;td colspan="3" style="display:none"/&gt;&lt;td colspan="3" style="display:none"/&gt;&lt;td colspan="3" style="display:none"/&gt;&lt;/tr&gt;&lt;tr&gt;&lt;td colspan="3" style="background-color:#dbdbdb;border-top:1pt solid #000;padding:2px 1pt 2px 19pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:100%"&gt;Total Manufacturing Segment&lt;/span&gt;&lt;/td&gt;&lt;td colspan="2" style="background-color:#dbdbdb;border-top:1pt solid #000;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:100%"&gt;75,825&lt;/span&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%"&gt;&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#dbdbdb;border-top:1pt solid #000;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/&gt;&lt;td colspan="3" style="background-color:#dbdbdb;border-top:1pt solid #000;padding:0 1pt"/&gt;&lt;td colspan="2" style="background-color:#dbdbdb;border-top:1pt solid #000;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%"&gt;68,479&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#dbdbdb;border-top:1pt solid #000;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/&gt;&lt;td colspan="3" style="display:none"/&gt;&lt;td colspan="3" style="display:none"/&gt;&lt;td colspan="3" style="display:none"/&gt;&lt;td colspan="3" style="display:none"/&gt;&lt;/tr&gt;&lt;tr&gt;&lt;td colspan="3" style="background-color:#ffffff;padding:2px 1pt 2px 7pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:100%"&gt;Plastics Segment&lt;/span&gt;&lt;/td&gt;&lt;td colspan="3" style="background-color:#ffffff;padding:0 1pt"/&gt;&lt;td colspan="3" style="background-color:#ffffff;padding:0 1pt"/&gt;&lt;td colspan="3" style="background-color:#ffffff;padding:0 1pt"/&gt;&lt;td colspan="3" style="display:none"/&gt;&lt;td colspan="3" style="display:none"/&gt;&lt;td colspan="3" style="display:none"/&gt;&lt;td colspan="3" style="display:none"/&gt;&lt;/tr&gt;&lt;tr&gt;&lt;td colspan="3" style="background-color:#dbdbdb;padding:2px 1pt 2px 13pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%"&gt;PVC Pipe&lt;/span&gt;&lt;/td&gt;&lt;td colspan="2" style="background-color:#dbdbdb;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:120%"&gt;62,186&lt;/span&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%"&gt;&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#dbdbdb;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/&gt;&lt;td colspan="3" style="background-color:#dbdbdb;padding:0 1pt"/&gt;&lt;td colspan="2" style="background-color:#dbdbdb;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%"&gt;46,398&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#dbdbdb;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/&gt;&lt;td colspan="3" style="display:none"/&gt;&lt;td colspan="3" style="display:none"/&gt;&lt;td colspan="3" style="display:none"/&gt;&lt;td colspan="3" style="display:none"/&gt;&lt;/tr&gt;&lt;tr&gt;&lt;td colspan="3" style="background-color:#ffffff;border-top:1pt solid #000;padding:2px 1pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:100%"&gt;Total Operating Revenue&lt;/span&gt;&lt;/td&gt;&lt;td colspan="2" style="background-color:#ffffff;border-top:1pt solid #000;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:100%"&gt;261,710&lt;/span&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%"&gt;&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#ffffff;border-top:1pt solid #000;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/&gt;&lt;td colspan="3" style="background-color:#ffffff;border-top:1pt solid #000;padding:0 1pt"/&gt;&lt;td colspan="2" style="background-color:#ffffff;border-top:1pt solid #000;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%"&gt;234,747&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#ffffff;border-top:1pt solid #000;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/&gt;&lt;td colspan="3" style="display:none"/&gt;&lt;td colspan="3" style="display:none"/&gt;&lt;td colspan="3" style="display:none"/&gt;&lt;td colspan="3" style="display:none"/&gt;&lt;/tr&gt;&lt;tr&gt;&lt;td colspan="3" style="background-color:#dbdbdb;padding:2px 1pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:100%"&gt;Less: Noncontract Revenues Included Above&lt;/span&gt;&lt;/td&gt;&lt;td colspan="3" style="background-color:#dbdbdb;padding:0 1pt"/&gt;&lt;td colspan="3" style="background-color:#dbdbdb;padding:0 1pt"/&gt;&lt;td colspan="3" style="background-color:#dbdbdb;padding:0 1pt"/&gt;&lt;td colspan="3" style="display:none"/&gt;&lt;td colspan="3" style="display:none"/&gt;&lt;td colspan="3" style="display:none"/&gt;&lt;td colspan="3" style="display:none"/&gt;&lt;/tr&gt;&lt;tr&gt;&lt;td colspan="3" style="background-color:#ffffff;padding:2px 1pt 2px 7pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%"&gt;Electric Segment - Alternative Revenue Program Revenues&lt;/span&gt;&lt;/td&gt;&lt;td colspan="2" style="background-color:#ffffff;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:100%"&gt;(975)&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#ffffff;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/&gt;&lt;td colspan="3" style="background-color:#ffffff;padding:0 1pt"/&gt;&lt;td colspan="2" style="background-color:#ffffff;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%"&gt;(87)&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#ffffff;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/&gt;&lt;td colspan="3" style="display:none"/&gt;&lt;td colspan="3" style="display:none"/&gt;&lt;td colspan="3" style="display:none"/&gt;&lt;td colspan="3" style="display:none"/&gt;&lt;/tr&gt;&lt;tr&gt;&lt;td colspan="3" style="background-color:#dbdbdb;border-top:1pt solid #000;padding:2px 1pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:100%"&gt;Total Operating Revenues from Contracts with Customers&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#dbdbdb;border-top:1pt solid #000;padding:2px 0 2px 1pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:100%"&gt;$&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#dbdbdb;border-top:1pt solid #000;padding:2px 0;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:100%"&gt;262,685&lt;/span&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%"&gt;&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#dbdbdb;border-top:1pt solid #000;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/&gt;&lt;td colspan="3" style="background-color:#dbdbdb;border-top:1pt solid #000;padding:0 1pt"/&gt;&lt;td style="background-color:#dbdbdb;border-top:1pt solid #000;padding:2px 0 2px 1pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%"&gt;$&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#dbdbdb;border-top:1pt solid #000;padding:2px 0;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%"&gt;234,834&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#dbdbdb;border-top:1pt solid #000;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/&gt;&lt;td colspan="3" style="display:none"/&gt;&lt;td colspan="3" style="display:none"/&gt;&lt;td colspan="3" style="display:none"/&gt;&lt;td colspan="3" style="display:none"/&gt;&lt;/tr&gt;&lt;/table&gt;&lt;/div&gt;</us-gaap:RevenueFromContractWithCustomerTextBlock>
    <us-gaap:DisaggregationOfRevenueTableTextBlock
      contextRef="i3a76d1213b09470fa8c6c3f49fa75d98_D20210101-20210331"
      id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN180Ni9mcmFnOjA1MTlmZmNhMTM4NDQ4YWJhMmZmODQwZGEyOGU3NTdjL3RleHRyZWdpb246MDUxOWZmY2ExMzg0NDhhYmEyZmY4NDBkYTI4ZTc1N2NfMjM3_37ae4899-4518-4177-9229-27cda6e50366">&lt;div style="margin-bottom:3pt"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:9pt;font-weight:400;line-height:120%"&gt;We present our operating revenues to external customers, in total and by amounts arising from contracts with customers and alternative revenue program (ARP) arrangements, disaggregated by revenue source and segment for the three months ended March&#160;31, 2021 and 2020:&lt;/span&gt;&lt;/div&gt;&lt;div style="margin-bottom:6pt"&gt;&lt;table style="border-collapse:collapse;display:inline-table;margin-bottom:5pt;vertical-align:text-bottom;width:100.000%"&gt;&lt;tr&gt;&lt;td style="width:1.0%"/&gt;&lt;td style="width:74.872%"/&gt;&lt;td style="width:0.1%"/&gt;&lt;td style="width:1.0%"/&gt;&lt;td style="width:10.011%"/&gt;&lt;td style="width:0.1%"/&gt;&lt;td style="width:0.1%"/&gt;&lt;td style="width:1.605%"/&gt;&lt;td style="width:0.1%"/&gt;&lt;td style="width:1.0%"/&gt;&lt;td style="width:10.012%"/&gt;&lt;td style="width:0.1%"/&gt;&lt;td colspan="3" style="display:none"/&gt;&lt;td colspan="3" style="display:none"/&gt;&lt;td colspan="3" style="display:none"/&gt;&lt;td colspan="3" style="display:none"/&gt;&lt;/tr&gt;&lt;tr&gt;&lt;td colspan="3" style="display:none"/&gt;&lt;td colspan="3" style="display:none"/&gt;&lt;td colspan="3" style="display:none"/&gt;&lt;td colspan="3" style="display:none"/&gt;&lt;/tr&gt;&lt;tr&gt;&lt;td colspan="3" style="padding:2px 1pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-style:italic;font-weight:700;line-height:100%"&gt;(in thousands)&lt;/span&gt;&lt;/td&gt;&lt;td colspan="3" style="padding:2px 1pt;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-style:italic;font-weight:700;line-height:120%"&gt;2021&lt;/span&gt;&lt;/td&gt;&lt;td colspan="3" style="padding:0 1pt"/&gt;&lt;td colspan="3" style="padding:2px 1pt;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-style:italic;font-weight:700;line-height:120%"&gt;2020&lt;/span&gt;&lt;/td&gt;&lt;td colspan="3" style="display:none"/&gt;&lt;td colspan="3" style="display:none"/&gt;&lt;td colspan="3" style="display:none"/&gt;&lt;td colspan="3" style="display:none"/&gt;&lt;/tr&gt;&lt;tr style="height:3pt"&gt;&lt;td colspan="3" style="border-top:1pt solid #000;padding:0 1pt"/&gt;&lt;td colspan="3" style="border-top:1pt solid #000;padding:0 1pt"/&gt;&lt;td colspan="3" style="border-top:1pt solid #000;padding:0 1pt"/&gt;&lt;td colspan="3" style="border-top:1pt solid #000;padding:0 1pt"/&gt;&lt;td colspan="3" style="display:none"/&gt;&lt;td colspan="3" style="display:none"/&gt;&lt;td colspan="3" style="display:none"/&gt;&lt;td colspan="3" style="display:none"/&gt;&lt;/tr&gt;&lt;tr&gt;&lt;td colspan="3" style="background-color:#dbdbdb;padding:2px 1pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:100%"&gt;Operating Revenues&lt;/span&gt;&lt;/td&gt;&lt;td colspan="3" style="background-color:#dbdbdb;padding:0 1pt"/&gt;&lt;td colspan="3" style="background-color:#dbdbdb;padding:0 1pt"/&gt;&lt;td colspan="3" style="background-color:#dbdbdb;padding:0 1pt"/&gt;&lt;td colspan="3" style="display:none"/&gt;&lt;td colspan="3" style="display:none"/&gt;&lt;td colspan="3" style="display:none"/&gt;&lt;td colspan="3" style="display:none"/&gt;&lt;/tr&gt;&lt;tr&gt;&lt;td colspan="3" style="background-color:#ffffff;padding:2px 1pt 2px 7pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:100%"&gt;Electric Segment&lt;/span&gt;&lt;/td&gt;&lt;td colspan="3" style="background-color:#ffffff;padding:0 1pt"/&gt;&lt;td colspan="3" style="background-color:#ffffff;padding:0 1pt"/&gt;&lt;td colspan="3" style="background-color:#ffffff;padding:0 1pt"/&gt;&lt;td colspan="3" style="display:none"/&gt;&lt;td colspan="3" style="display:none"/&gt;&lt;td colspan="3" style="display:none"/&gt;&lt;td colspan="3" style="display:none"/&gt;&lt;/tr&gt;&lt;tr&gt;&lt;td colspan="3" style="background-color:#dbdbdb;padding:2px 1pt 2px 13pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%"&gt;Retail: Residential&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#dbdbdb;padding:2px 0 2px 1pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:100%"&gt;$&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#dbdbdb;padding:2px 0;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:100%"&gt;37,485&lt;/span&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%"&gt;&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#dbdbdb;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/&gt;&lt;td colspan="3" style="background-color:#dbdbdb;padding:0 1pt"/&gt;&lt;td style="background-color:#dbdbdb;padding:2px 0 2px 1pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%"&gt;$&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#dbdbdb;padding:2px 0;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%"&gt;35,839&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#dbdbdb;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/&gt;&lt;td colspan="3" style="display:none"/&gt;&lt;td colspan="3" style="display:none"/&gt;&lt;td colspan="3" style="display:none"/&gt;&lt;td colspan="3" style="display:none"/&gt;&lt;/tr&gt;&lt;tr&gt;&lt;td colspan="3" style="background-color:#ffffff;padding:2px 1pt 2px 13pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%"&gt;Retail: Commercial and Industrial&lt;/span&gt;&lt;/td&gt;&lt;td colspan="2" style="background-color:#ffffff;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:100%"&gt;66,403&lt;/span&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%"&gt;&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#ffffff;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/&gt;&lt;td colspan="3" style="background-color:#ffffff;padding:0 1pt"/&gt;&lt;td colspan="2" style="background-color:#ffffff;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%"&gt;68,942&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#ffffff;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/&gt;&lt;td colspan="3" style="display:none"/&gt;&lt;td colspan="3" style="display:none"/&gt;&lt;td colspan="3" style="display:none"/&gt;&lt;td colspan="3" style="display:none"/&gt;&lt;/tr&gt;&lt;tr&gt;&lt;td colspan="3" style="background-color:#dbdbdb;padding:2px 1pt 2px 13pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%"&gt;Retail: Other&lt;/span&gt;&lt;/td&gt;&lt;td colspan="2" style="background-color:#dbdbdb;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:120%"&gt;1,818&lt;/span&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%"&gt;&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#dbdbdb;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/&gt;&lt;td colspan="3" style="background-color:#dbdbdb;padding:0 1pt"/&gt;&lt;td colspan="2" style="background-color:#dbdbdb;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%"&gt;1,822&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#dbdbdb;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/&gt;&lt;td colspan="3" style="display:none"/&gt;&lt;td colspan="3" style="display:none"/&gt;&lt;td colspan="3" style="display:none"/&gt;&lt;td colspan="3" style="display:none"/&gt;&lt;/tr&gt;&lt;tr&gt;&lt;td colspan="3" style="background-color:#ffffff;border-top:1pt solid #000;padding:2px 1pt 2px 13pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%"&gt;&#160;&#160;Total Retail&lt;/span&gt;&lt;/td&gt;&lt;td colspan="2" style="background-color:#ffffff;border-top:1pt solid #000;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:120%"&gt;105,706&lt;/span&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%"&gt;&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#ffffff;border-top:1pt solid #000;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/&gt;&lt;td colspan="3" style="background-color:#ffffff;border-top:1pt solid #000;padding:0 1pt"/&gt;&lt;td colspan="2" style="background-color:#ffffff;border-top:1pt solid #000;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%"&gt;106,603&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#ffffff;border-top:1pt solid #000;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/&gt;&lt;td colspan="3" style="display:none"/&gt;&lt;td colspan="3" style="display:none"/&gt;&lt;td colspan="3" style="display:none"/&gt;&lt;td colspan="3" style="display:none"/&gt;&lt;/tr&gt;&lt;tr&gt;&lt;td colspan="3" style="background-color:#dbdbdb;padding:2px 1pt 2px 13pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%"&gt;Transmission&lt;/span&gt;&lt;/td&gt;&lt;td colspan="2" style="background-color:#dbdbdb;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:120%"&gt;11,944&lt;/span&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%"&gt;&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#dbdbdb;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/&gt;&lt;td colspan="3" style="background-color:#dbdbdb;padding:0 1pt"/&gt;&lt;td colspan="2" style="background-color:#dbdbdb;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%"&gt;10,841&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#dbdbdb;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/&gt;&lt;td colspan="3" style="display:none"/&gt;&lt;td colspan="3" style="display:none"/&gt;&lt;td colspan="3" style="display:none"/&gt;&lt;td colspan="3" style="display:none"/&gt;&lt;/tr&gt;&lt;tr&gt;&lt;td colspan="3" style="background-color:#ffffff;padding:2px 1pt 2px 13pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%"&gt;Wholesale&lt;/span&gt;&lt;/td&gt;&lt;td colspan="2" style="background-color:#ffffff;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:120%"&gt;4,507&lt;/span&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%"&gt;&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#ffffff;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/&gt;&lt;td colspan="3" style="background-color:#ffffff;padding:0 1pt"/&gt;&lt;td colspan="2" style="background-color:#ffffff;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%"&gt;876&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#ffffff;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/&gt;&lt;td colspan="3" style="display:none"/&gt;&lt;td colspan="3" style="display:none"/&gt;&lt;td colspan="3" style="display:none"/&gt;&lt;td colspan="3" style="display:none"/&gt;&lt;/tr&gt;&lt;tr&gt;&lt;td colspan="3" style="background-color:#dbdbdb;padding:2px 1pt 2px 13pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%"&gt;Other&lt;/span&gt;&lt;/td&gt;&lt;td colspan="2" style="background-color:#dbdbdb;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:120%"&gt;1,542&lt;/span&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%"&gt;&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#dbdbdb;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/&gt;&lt;td colspan="3" style="background-color:#dbdbdb;padding:0 1pt"/&gt;&lt;td colspan="2" style="background-color:#dbdbdb;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%"&gt;1,550&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#dbdbdb;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/&gt;&lt;td colspan="3" style="display:none"/&gt;&lt;td colspan="3" style="display:none"/&gt;&lt;td colspan="3" style="display:none"/&gt;&lt;td colspan="3" style="display:none"/&gt;&lt;/tr&gt;&lt;tr&gt;&lt;td colspan="3" style="background-color:#ffffff;border-top:1pt solid #000;padding:2px 1pt 2px 19pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:100%"&gt;Total Electric Segment&lt;/span&gt;&lt;/td&gt;&lt;td colspan="2" style="background-color:#ffffff;border-top:1pt solid #000;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:100%"&gt;123,699&lt;/span&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%"&gt;&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#ffffff;border-top:1pt solid #000;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/&gt;&lt;td colspan="3" style="background-color:#ffffff;border-top:1pt solid #000;padding:0 1pt"/&gt;&lt;td colspan="2" style="background-color:#ffffff;border-top:1pt solid #000;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%"&gt;119,870&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#ffffff;border-top:1pt solid #000;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/&gt;&lt;td colspan="3" style="display:none"/&gt;&lt;td colspan="3" style="display:none"/&gt;&lt;td colspan="3" style="display:none"/&gt;&lt;td colspan="3" style="display:none"/&gt;&lt;/tr&gt;&lt;tr&gt;&lt;td colspan="3" style="background-color:#dbdbdb;padding:2px 1pt 2px 7pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:100%"&gt;Manufacturing Segment&lt;/span&gt;&lt;/td&gt;&lt;td colspan="3" style="background-color:#dbdbdb;padding:0 1pt"/&gt;&lt;td colspan="3" style="background-color:#dbdbdb;padding:0 1pt"/&gt;&lt;td colspan="3" style="background-color:#dbdbdb;padding:0 1pt"/&gt;&lt;td colspan="3" style="display:none"/&gt;&lt;td colspan="3" style="display:none"/&gt;&lt;td colspan="3" style="display:none"/&gt;&lt;td colspan="3" style="display:none"/&gt;&lt;/tr&gt;&lt;tr&gt;&lt;td colspan="3" style="background-color:#ffffff;padding:2px 1pt 2px 13pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%"&gt;Metal Parts and Tooling&lt;/span&gt;&lt;/td&gt;&lt;td colspan="2" style="background-color:#ffffff;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:120%"&gt;62,673&lt;/span&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%"&gt;&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#ffffff;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/&gt;&lt;td colspan="3" style="background-color:#ffffff;padding:0 1pt"/&gt;&lt;td colspan="2" style="background-color:#ffffff;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%"&gt;57,211&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#ffffff;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/&gt;&lt;td colspan="3" style="display:none"/&gt;&lt;td colspan="3" style="display:none"/&gt;&lt;td colspan="3" style="display:none"/&gt;&lt;td colspan="3" style="display:none"/&gt;&lt;/tr&gt;&lt;tr&gt;&lt;td colspan="3" style="background-color:#dbdbdb;padding:2px 1pt 2px 13pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%"&gt;Plastic Products and Tooling&lt;/span&gt;&lt;/td&gt;&lt;td colspan="2" style="background-color:#dbdbdb;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:120%"&gt;10,295&lt;/span&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%"&gt;&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#dbdbdb;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/&gt;&lt;td colspan="3" style="background-color:#dbdbdb;padding:0 1pt"/&gt;&lt;td colspan="2" style="background-color:#dbdbdb;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%"&gt;9,883&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#dbdbdb;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/&gt;&lt;td colspan="3" style="display:none"/&gt;&lt;td colspan="3" style="display:none"/&gt;&lt;td colspan="3" style="display:none"/&gt;&lt;td colspan="3" style="display:none"/&gt;&lt;/tr&gt;&lt;tr&gt;&lt;td colspan="3" style="background-color:#ffffff;padding:2px 1pt 2px 13pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%"&gt;Scrap Metal Sales&lt;/span&gt;&lt;/td&gt;&lt;td colspan="2" style="background-color:#ffffff;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:120%"&gt;2,857&lt;/span&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%"&gt;&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#ffffff;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/&gt;&lt;td colspan="3" style="background-color:#ffffff;padding:0 1pt"/&gt;&lt;td colspan="2" style="background-color:#ffffff;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%"&gt;1,385&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#ffffff;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/&gt;&lt;td colspan="3" style="display:none"/&gt;&lt;td colspan="3" style="display:none"/&gt;&lt;td colspan="3" style="display:none"/&gt;&lt;td colspan="3" style="display:none"/&gt;&lt;/tr&gt;&lt;tr&gt;&lt;td colspan="3" style="background-color:#dbdbdb;border-top:1pt solid #000;padding:2px 1pt 2px 19pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:100%"&gt;Total Manufacturing Segment&lt;/span&gt;&lt;/td&gt;&lt;td colspan="2" style="background-color:#dbdbdb;border-top:1pt solid #000;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:100%"&gt;75,825&lt;/span&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%"&gt;&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#dbdbdb;border-top:1pt solid #000;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/&gt;&lt;td colspan="3" style="background-color:#dbdbdb;border-top:1pt solid #000;padding:0 1pt"/&gt;&lt;td colspan="2" style="background-color:#dbdbdb;border-top:1pt solid #000;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%"&gt;68,479&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#dbdbdb;border-top:1pt solid #000;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/&gt;&lt;td colspan="3" style="display:none"/&gt;&lt;td colspan="3" style="display:none"/&gt;&lt;td colspan="3" style="display:none"/&gt;&lt;td colspan="3" style="display:none"/&gt;&lt;/tr&gt;&lt;tr&gt;&lt;td colspan="3" style="background-color:#ffffff;padding:2px 1pt 2px 7pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:100%"&gt;Plastics Segment&lt;/span&gt;&lt;/td&gt;&lt;td colspan="3" style="background-color:#ffffff;padding:0 1pt"/&gt;&lt;td colspan="3" style="background-color:#ffffff;padding:0 1pt"/&gt;&lt;td colspan="3" style="background-color:#ffffff;padding:0 1pt"/&gt;&lt;td colspan="3" style="display:none"/&gt;&lt;td colspan="3" style="display:none"/&gt;&lt;td colspan="3" style="display:none"/&gt;&lt;td colspan="3" style="display:none"/&gt;&lt;/tr&gt;&lt;tr&gt;&lt;td colspan="3" style="background-color:#dbdbdb;padding:2px 1pt 2px 13pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%"&gt;PVC Pipe&lt;/span&gt;&lt;/td&gt;&lt;td colspan="2" style="background-color:#dbdbdb;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:120%"&gt;62,186&lt;/span&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%"&gt;&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#dbdbdb;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/&gt;&lt;td colspan="3" style="background-color:#dbdbdb;padding:0 1pt"/&gt;&lt;td colspan="2" style="background-color:#dbdbdb;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%"&gt;46,398&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#dbdbdb;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/&gt;&lt;td colspan="3" style="display:none"/&gt;&lt;td colspan="3" style="display:none"/&gt;&lt;td colspan="3" style="display:none"/&gt;&lt;td colspan="3" style="display:none"/&gt;&lt;/tr&gt;&lt;tr&gt;&lt;td colspan="3" style="background-color:#ffffff;border-top:1pt solid #000;padding:2px 1pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:100%"&gt;Total Operating Revenue&lt;/span&gt;&lt;/td&gt;&lt;td colspan="2" style="background-color:#ffffff;border-top:1pt solid #000;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:100%"&gt;261,710&lt;/span&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%"&gt;&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#ffffff;border-top:1pt solid #000;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/&gt;&lt;td colspan="3" style="background-color:#ffffff;border-top:1pt solid #000;padding:0 1pt"/&gt;&lt;td colspan="2" style="background-color:#ffffff;border-top:1pt solid #000;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%"&gt;234,747&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#ffffff;border-top:1pt solid #000;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/&gt;&lt;td colspan="3" style="display:none"/&gt;&lt;td colspan="3" style="display:none"/&gt;&lt;td colspan="3" style="display:none"/&gt;&lt;td colspan="3" style="display:none"/&gt;&lt;/tr&gt;&lt;tr&gt;&lt;td colspan="3" style="background-color:#dbdbdb;padding:2px 1pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:100%"&gt;Less: Noncontract Revenues Included Above&lt;/span&gt;&lt;/td&gt;&lt;td colspan="3" style="background-color:#dbdbdb;padding:0 1pt"/&gt;&lt;td colspan="3" style="background-color:#dbdbdb;padding:0 1pt"/&gt;&lt;td colspan="3" style="background-color:#dbdbdb;padding:0 1pt"/&gt;&lt;td colspan="3" style="display:none"/&gt;&lt;td colspan="3" style="display:none"/&gt;&lt;td colspan="3" style="display:none"/&gt;&lt;td colspan="3" style="display:none"/&gt;&lt;/tr&gt;&lt;tr&gt;&lt;td colspan="3" style="background-color:#ffffff;padding:2px 1pt 2px 7pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%"&gt;Electric Segment - Alternative Revenue Program Revenues&lt;/span&gt;&lt;/td&gt;&lt;td colspan="2" style="background-color:#ffffff;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:100%"&gt;(975)&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#ffffff;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/&gt;&lt;td colspan="3" style="background-color:#ffffff;padding:0 1pt"/&gt;&lt;td colspan="2" style="background-color:#ffffff;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%"&gt;(87)&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#ffffff;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/&gt;&lt;td colspan="3" style="display:none"/&gt;&lt;td colspan="3" style="display:none"/&gt;&lt;td colspan="3" style="display:none"/&gt;&lt;td colspan="3" style="display:none"/&gt;&lt;/tr&gt;&lt;tr&gt;&lt;td colspan="3" style="background-color:#dbdbdb;border-top:1pt solid #000;padding:2px 1pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:100%"&gt;Total Operating Revenues from Contracts with Customers&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#dbdbdb;border-top:1pt solid #000;padding:2px 0 2px 1pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:100%"&gt;$&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#dbdbdb;border-top:1pt solid #000;padding:2px 0;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:100%"&gt;262,685&lt;/span&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%"&gt;&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#dbdbdb;border-top:1pt solid #000;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/&gt;&lt;td colspan="3" style="background-color:#dbdbdb;border-top:1pt solid #000;padding:0 1pt"/&gt;&lt;td style="background-color:#dbdbdb;border-top:1pt solid #000;padding:2px 0 2px 1pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%"&gt;$&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#dbdbdb;border-top:1pt solid #000;padding:2px 0;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%"&gt;234,834&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#dbdbdb;border-top:1pt solid #000;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/&gt;&lt;td colspan="3" style="display:none"/&gt;&lt;td colspan="3" style="display:none"/&gt;&lt;td colspan="3" style="display:none"/&gt;&lt;td colspan="3" style="display:none"/&gt;&lt;/tr&gt;&lt;/table&gt;&lt;/div&gt;</us-gaap:DisaggregationOfRevenueTableTextBlock>
    <us-gaap:Revenues
      contextRef="i87e59e42add9461a9dd61bfd76ca3202_D20210101-20210331"
      decimals="-3"
      id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN180Ni9mcmFnOjA1MTlmZmNhMTM4NDQ4YWJhMmZmODQwZGEyOGU3NTdjL3RhYmxlOjQ4N2FhOWNkZjNjZTRjN2U4ODcyNTRiYmQwYzliZGYwL3RhYmxlcmFuZ2U6NDg3YWE5Y2RmM2NlNGM3ZTg4NzI1NGJiZDBjOWJkZjBfNC0xLTEtMS0w_3810b197-7711-4fec-b3b8-9cbeb1c2fb62"
      unitRef="usd">37485000</us-gaap:Revenues>
    <us-gaap:Revenues
      contextRef="if71c853f3442499fa8bccd17bcde22bb_D20200101-20200331"
      decimals="-3"
      id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN180Ni9mcmFnOjA1MTlmZmNhMTM4NDQ4YWJhMmZmODQwZGEyOGU3NTdjL3RhYmxlOjQ4N2FhOWNkZjNjZTRjN2U4ODcyNTRiYmQwYzliZGYwL3RhYmxlcmFuZ2U6NDg3YWE5Y2RmM2NlNGM3ZTg4NzI1NGJiZDBjOWJkZjBfNC0zLTEtMS0w_72fd7d56-9acc-4519-9827-0a1a65398679"
      unitRef="usd">35839000</us-gaap:Revenues>
    <us-gaap:Revenues
      contextRef="i473fa81733d24d0183d0a5f303ff02be_D20210101-20210331"
      decimals="-3"
      id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN180Ni9mcmFnOjA1MTlmZmNhMTM4NDQ4YWJhMmZmODQwZGEyOGU3NTdjL3RhYmxlOjQ4N2FhOWNkZjNjZTRjN2U4ODcyNTRiYmQwYzliZGYwL3RhYmxlcmFuZ2U6NDg3YWE5Y2RmM2NlNGM3ZTg4NzI1NGJiZDBjOWJkZjBfNS0xLTEtMS0w_3a80a1f2-9dd7-4b39-92e6-c1c266b11ae1"
      unitRef="usd">66403000</us-gaap:Revenues>
    <us-gaap:Revenues
      contextRef="iafc54803f0c34c5ba3125985da96a10f_D20200101-20200331"
      decimals="-3"
      id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN180Ni9mcmFnOjA1MTlmZmNhMTM4NDQ4YWJhMmZmODQwZGEyOGU3NTdjL3RhYmxlOjQ4N2FhOWNkZjNjZTRjN2U4ODcyNTRiYmQwYzliZGYwL3RhYmxlcmFuZ2U6NDg3YWE5Y2RmM2NlNGM3ZTg4NzI1NGJiZDBjOWJkZjBfNS0zLTEtMS0w_8317595d-c6b6-46ef-b4e1-1b2b6bf8804b"
      unitRef="usd">68942000</us-gaap:Revenues>
    <us-gaap:Revenues
      contextRef="ifdaa1925448a4c59b1141cf1681bfb48_D20210101-20210331"
      decimals="-3"
      id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN180Ni9mcmFnOjA1MTlmZmNhMTM4NDQ4YWJhMmZmODQwZGEyOGU3NTdjL3RhYmxlOjQ4N2FhOWNkZjNjZTRjN2U4ODcyNTRiYmQwYzliZGYwL3RhYmxlcmFuZ2U6NDg3YWE5Y2RmM2NlNGM3ZTg4NzI1NGJiZDBjOWJkZjBfNi0xLTEtMS0w_d2eaa7f5-df4a-4a34-8eba-9bda1cf0f3e5"
      unitRef="usd">1818000</us-gaap:Revenues>
    <us-gaap:Revenues
      contextRef="i037d0136ff4c4f50ad1df560e3d5a321_D20200101-20200331"
      decimals="-3"
      id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN180Ni9mcmFnOjA1MTlmZmNhMTM4NDQ4YWJhMmZmODQwZGEyOGU3NTdjL3RhYmxlOjQ4N2FhOWNkZjNjZTRjN2U4ODcyNTRiYmQwYzliZGYwL3RhYmxlcmFuZ2U6NDg3YWE5Y2RmM2NlNGM3ZTg4NzI1NGJiZDBjOWJkZjBfNi0zLTEtMS0w_4184655b-d5fe-4677-b59c-02f3c00e5326"
      unitRef="usd">1822000</us-gaap:Revenues>
    <us-gaap:Revenues
      contextRef="i0db8c8add4e2452a9773ef9a6d0fc2cb_D20210101-20210331"
      decimals="-3"
      id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN180Ni9mcmFnOjA1MTlmZmNhMTM4NDQ4YWJhMmZmODQwZGEyOGU3NTdjL3RhYmxlOjQ4N2FhOWNkZjNjZTRjN2U4ODcyNTRiYmQwYzliZGYwL3RhYmxlcmFuZ2U6NDg3YWE5Y2RmM2NlNGM3ZTg4NzI1NGJiZDBjOWJkZjBfNy0xLTEtMS0w_ce416e19-ed41-47d3-a231-700bb25cb17a"
      unitRef="usd">105706000</us-gaap:Revenues>
    <us-gaap:Revenues
      contextRef="i9192c35c5d0647d28374ae292b52165f_D20200101-20200331"
      decimals="-3"
      id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN180Ni9mcmFnOjA1MTlmZmNhMTM4NDQ4YWJhMmZmODQwZGEyOGU3NTdjL3RhYmxlOjQ4N2FhOWNkZjNjZTRjN2U4ODcyNTRiYmQwYzliZGYwL3RhYmxlcmFuZ2U6NDg3YWE5Y2RmM2NlNGM3ZTg4NzI1NGJiZDBjOWJkZjBfNy0zLTEtMS0w_b0dac68d-23d2-482d-a17c-2799ebf45104"
      unitRef="usd">106603000</us-gaap:Revenues>
    <us-gaap:Revenues
      contextRef="i3e9f4cb2f2784b43a6f6b192cb37c28f_D20210101-20210331"
      decimals="-3"
      id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN180Ni9mcmFnOjA1MTlmZmNhMTM4NDQ4YWJhMmZmODQwZGEyOGU3NTdjL3RhYmxlOjQ4N2FhOWNkZjNjZTRjN2U4ODcyNTRiYmQwYzliZGYwL3RhYmxlcmFuZ2U6NDg3YWE5Y2RmM2NlNGM3ZTg4NzI1NGJiZDBjOWJkZjBfOC0xLTEtMS0w_efeb3e5a-5743-4cb4-bbe7-4b1a248c45b0"
      unitRef="usd">11944000</us-gaap:Revenues>
    <us-gaap:Revenues
      contextRef="i68d7aede1891451a8cfb46f319f5ae9a_D20200101-20200331"
      decimals="-3"
      id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN180Ni9mcmFnOjA1MTlmZmNhMTM4NDQ4YWJhMmZmODQwZGEyOGU3NTdjL3RhYmxlOjQ4N2FhOWNkZjNjZTRjN2U4ODcyNTRiYmQwYzliZGYwL3RhYmxlcmFuZ2U6NDg3YWE5Y2RmM2NlNGM3ZTg4NzI1NGJiZDBjOWJkZjBfOC0zLTEtMS0w_f54627c1-1aa1-426c-9c75-819c8f175d8a"
      unitRef="usd">10841000</us-gaap:Revenues>
    <us-gaap:Revenues
      contextRef="id354d9d5b2b54c1cb474b80528bcd62b_D20210101-20210331"
      decimals="-3"
      id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN180Ni9mcmFnOjA1MTlmZmNhMTM4NDQ4YWJhMmZmODQwZGEyOGU3NTdjL3RhYmxlOjQ4N2FhOWNkZjNjZTRjN2U4ODcyNTRiYmQwYzliZGYwL3RhYmxlcmFuZ2U6NDg3YWE5Y2RmM2NlNGM3ZTg4NzI1NGJiZDBjOWJkZjBfOS0xLTEtMS0w_f0820476-eeba-4fad-9fb6-aee88d1fd439"
      unitRef="usd">4507000</us-gaap:Revenues>
    <us-gaap:Revenues
      contextRef="if0aae2b12986425b9c0c777a791d4923_D20200101-20200331"
      decimals="-3"
      id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN180Ni9mcmFnOjA1MTlmZmNhMTM4NDQ4YWJhMmZmODQwZGEyOGU3NTdjL3RhYmxlOjQ4N2FhOWNkZjNjZTRjN2U4ODcyNTRiYmQwYzliZGYwL3RhYmxlcmFuZ2U6NDg3YWE5Y2RmM2NlNGM3ZTg4NzI1NGJiZDBjOWJkZjBfOS0zLTEtMS0w_816d31de-d983-40b3-9349-05420341836d"
      unitRef="usd">876000</us-gaap:Revenues>
    <us-gaap:Revenues
      contextRef="i620c1e337bce46b9944f26224d7db5b4_D20210101-20210331"
      decimals="-3"
      id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN180Ni9mcmFnOjA1MTlmZmNhMTM4NDQ4YWJhMmZmODQwZGEyOGU3NTdjL3RhYmxlOjQ4N2FhOWNkZjNjZTRjN2U4ODcyNTRiYmQwYzliZGYwL3RhYmxlcmFuZ2U6NDg3YWE5Y2RmM2NlNGM3ZTg4NzI1NGJiZDBjOWJkZjBfMTAtMS0xLTEtMA_c2d67762-4de7-47c1-ac0d-e3ce93c29248"
      unitRef="usd">1542000</us-gaap:Revenues>
    <us-gaap:Revenues
      contextRef="idf4cd48802ed43e8ad19dc81a7fb6557_D20200101-20200331"
      decimals="-3"
      id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN180Ni9mcmFnOjA1MTlmZmNhMTM4NDQ4YWJhMmZmODQwZGEyOGU3NTdjL3RhYmxlOjQ4N2FhOWNkZjNjZTRjN2U4ODcyNTRiYmQwYzliZGYwL3RhYmxlcmFuZ2U6NDg3YWE5Y2RmM2NlNGM3ZTg4NzI1NGJiZDBjOWJkZjBfMTAtMy0xLTEtMA_3a9e44d8-cd11-4111-be0c-896ded7f28ea"
      unitRef="usd">1550000</us-gaap:Revenues>
    <us-gaap:Revenues
      contextRef="i12fec6c6c1c7480193881b54ed9c42ed_D20210101-20210331"
      decimals="-3"
      id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN180Ni9mcmFnOjA1MTlmZmNhMTM4NDQ4YWJhMmZmODQwZGEyOGU3NTdjL3RhYmxlOjQ4N2FhOWNkZjNjZTRjN2U4ODcyNTRiYmQwYzliZGYwL3RhYmxlcmFuZ2U6NDg3YWE5Y2RmM2NlNGM3ZTg4NzI1NGJiZDBjOWJkZjBfMTEtMS0xLTEtMA_937bee4c-4390-4ca9-8ec5-5d7be6cc780f"
      unitRef="usd">123699000</us-gaap:Revenues>
    <us-gaap:Revenues
      contextRef="ie673c1cddab44142be52164318824b9f_D20200101-20200331"
      decimals="-3"
      id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN180Ni9mcmFnOjA1MTlmZmNhMTM4NDQ4YWJhMmZmODQwZGEyOGU3NTdjL3RhYmxlOjQ4N2FhOWNkZjNjZTRjN2U4ODcyNTRiYmQwYzliZGYwL3RhYmxlcmFuZ2U6NDg3YWE5Y2RmM2NlNGM3ZTg4NzI1NGJiZDBjOWJkZjBfMTEtMy0xLTEtMA_d0ce0aca-eded-493e-b2fe-9aa4eb81f21c"
      unitRef="usd">119870000</us-gaap:Revenues>
    <us-gaap:Revenues
      contextRef="i3b5a42b6353847fd93799037406f5a9c_D20210101-20210331"
      decimals="-3"
      id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN180Ni9mcmFnOjA1MTlmZmNhMTM4NDQ4YWJhMmZmODQwZGEyOGU3NTdjL3RhYmxlOjQ4N2FhOWNkZjNjZTRjN2U4ODcyNTRiYmQwYzliZGYwL3RhYmxlcmFuZ2U6NDg3YWE5Y2RmM2NlNGM3ZTg4NzI1NGJiZDBjOWJkZjBfMTMtMS0xLTEtMA_cc450c63-9fe5-405e-8bec-c706b6f5d66f"
      unitRef="usd">62673000</us-gaap:Revenues>
    <us-gaap:Revenues
      contextRef="i25811ae525904142bb5741727286a18a_D20200101-20200331"
      decimals="-3"
      id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN180Ni9mcmFnOjA1MTlmZmNhMTM4NDQ4YWJhMmZmODQwZGEyOGU3NTdjL3RhYmxlOjQ4N2FhOWNkZjNjZTRjN2U4ODcyNTRiYmQwYzliZGYwL3RhYmxlcmFuZ2U6NDg3YWE5Y2RmM2NlNGM3ZTg4NzI1NGJiZDBjOWJkZjBfMTMtMy0xLTEtMA_f8c6394e-d82b-487b-b95c-337517bd2ebf"
      unitRef="usd">57211000</us-gaap:Revenues>
    <us-gaap:Revenues
      contextRef="i6ae448bc163d4ca29606a5e09ecffe17_D20210101-20210331"
      decimals="-3"
      id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN180Ni9mcmFnOjA1MTlmZmNhMTM4NDQ4YWJhMmZmODQwZGEyOGU3NTdjL3RhYmxlOjQ4N2FhOWNkZjNjZTRjN2U4ODcyNTRiYmQwYzliZGYwL3RhYmxlcmFuZ2U6NDg3YWE5Y2RmM2NlNGM3ZTg4NzI1NGJiZDBjOWJkZjBfMTQtMS0xLTEtMA_76cff408-db55-4d0f-8e4a-09b04b4cdd05"
      unitRef="usd">10295000</us-gaap:Revenues>
    <us-gaap:Revenues
      contextRef="i2938f71b391346d490a7b0dd010ede63_D20200101-20200331"
      decimals="-3"
      id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN180Ni9mcmFnOjA1MTlmZmNhMTM4NDQ4YWJhMmZmODQwZGEyOGU3NTdjL3RhYmxlOjQ4N2FhOWNkZjNjZTRjN2U4ODcyNTRiYmQwYzliZGYwL3RhYmxlcmFuZ2U6NDg3YWE5Y2RmM2NlNGM3ZTg4NzI1NGJiZDBjOWJkZjBfMTQtMy0xLTEtMA_f6a89a28-e311-436e-8fdc-098a7877e27e"
      unitRef="usd">9883000</us-gaap:Revenues>
    <us-gaap:Revenues
      contextRef="i34c68b2a6af940d8890b6ced7e927429_D20210101-20210331"
      decimals="-3"
      id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN180Ni9mcmFnOjA1MTlmZmNhMTM4NDQ4YWJhMmZmODQwZGEyOGU3NTdjL3RhYmxlOjQ4N2FhOWNkZjNjZTRjN2U4ODcyNTRiYmQwYzliZGYwL3RhYmxlcmFuZ2U6NDg3YWE5Y2RmM2NlNGM3ZTg4NzI1NGJiZDBjOWJkZjBfMTUtMS0xLTEtMA_04cdc6cb-6042-4ad9-8ae7-785526eb62cb"
      unitRef="usd">2857000</us-gaap:Revenues>
    <us-gaap:Revenues
      contextRef="id0beb0465e9c4187a0090b3e43bf8a0c_D20200101-20200331"
      decimals="-3"
      id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN180Ni9mcmFnOjA1MTlmZmNhMTM4NDQ4YWJhMmZmODQwZGEyOGU3NTdjL3RhYmxlOjQ4N2FhOWNkZjNjZTRjN2U4ODcyNTRiYmQwYzliZGYwL3RhYmxlcmFuZ2U6NDg3YWE5Y2RmM2NlNGM3ZTg4NzI1NGJiZDBjOWJkZjBfMTUtMy0xLTEtMA_5366cb65-5e17-4dd3-afc9-856e9fb9465b"
      unitRef="usd">1385000</us-gaap:Revenues>
    <us-gaap:Revenues
      contextRef="i23021e0849864b39a1eba3bd1055ab18_D20210101-20210331"
      decimals="-3"
      id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN180Ni9mcmFnOjA1MTlmZmNhMTM4NDQ4YWJhMmZmODQwZGEyOGU3NTdjL3RhYmxlOjQ4N2FhOWNkZjNjZTRjN2U4ODcyNTRiYmQwYzliZGYwL3RhYmxlcmFuZ2U6NDg3YWE5Y2RmM2NlNGM3ZTg4NzI1NGJiZDBjOWJkZjBfMTYtMS0xLTEtMA_7f454c03-1454-44f3-882b-4ee3dcd0b441"
      unitRef="usd">75825000</us-gaap:Revenues>
    <us-gaap:Revenues
      contextRef="icbe1102afd1f42ae8c87a69654089b7c_D20200101-20200331"
      decimals="-3"
      id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN180Ni9mcmFnOjA1MTlmZmNhMTM4NDQ4YWJhMmZmODQwZGEyOGU3NTdjL3RhYmxlOjQ4N2FhOWNkZjNjZTRjN2U4ODcyNTRiYmQwYzliZGYwL3RhYmxlcmFuZ2U6NDg3YWE5Y2RmM2NlNGM3ZTg4NzI1NGJiZDBjOWJkZjBfMTYtMy0xLTEtMA_622f9ff7-1e6b-4889-8a79-afedbba57617"
      unitRef="usd">68479000</us-gaap:Revenues>
    <us-gaap:Revenues
      contextRef="ibcf7ee07eff0413ba8175532e246e1bd_D20210101-20210331"
      decimals="-3"
      id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN180Ni9mcmFnOjA1MTlmZmNhMTM4NDQ4YWJhMmZmODQwZGEyOGU3NTdjL3RhYmxlOjQ4N2FhOWNkZjNjZTRjN2U4ODcyNTRiYmQwYzliZGYwL3RhYmxlcmFuZ2U6NDg3YWE5Y2RmM2NlNGM3ZTg4NzI1NGJiZDBjOWJkZjBfMTgtMS0xLTEtMA_876db88f-73b8-40cf-9896-1c25c0f0c6c5"
      unitRef="usd">62186000</us-gaap:Revenues>
    <us-gaap:Revenues
      contextRef="i2faea3f8db1d423fb909554f7bc72eed_D20200101-20200331"
      decimals="-3"
      id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN180Ni9mcmFnOjA1MTlmZmNhMTM4NDQ4YWJhMmZmODQwZGEyOGU3NTdjL3RhYmxlOjQ4N2FhOWNkZjNjZTRjN2U4ODcyNTRiYmQwYzliZGYwL3RhYmxlcmFuZ2U6NDg3YWE5Y2RmM2NlNGM3ZTg4NzI1NGJiZDBjOWJkZjBfMTgtMy0xLTEtMA_00ca38d4-dc7e-4dcd-9eac-dc0e16ea5022"
      unitRef="usd">46398000</us-gaap:Revenues>
    <us-gaap:Revenues
      contextRef="i3a76d1213b09470fa8c6c3f49fa75d98_D20210101-20210331"
      decimals="-3"
      id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN180Ni9mcmFnOjA1MTlmZmNhMTM4NDQ4YWJhMmZmODQwZGEyOGU3NTdjL3RhYmxlOjQ4N2FhOWNkZjNjZTRjN2U4ODcyNTRiYmQwYzliZGYwL3RhYmxlcmFuZ2U6NDg3YWE5Y2RmM2NlNGM3ZTg4NzI1NGJiZDBjOWJkZjBfMTktMS0xLTEtMA_827c34cb-8c25-48d3-9f38-e3b737e9b355"
      unitRef="usd">261710000</us-gaap:Revenues>
    <us-gaap:Revenues
      contextRef="i052d02afe6704673b1b47c9fbf47ec24_D20200101-20200331"
      decimals="-3"
      id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN180Ni9mcmFnOjA1MTlmZmNhMTM4NDQ4YWJhMmZmODQwZGEyOGU3NTdjL3RhYmxlOjQ4N2FhOWNkZjNjZTRjN2U4ODcyNTRiYmQwYzliZGYwL3RhYmxlcmFuZ2U6NDg3YWE5Y2RmM2NlNGM3ZTg4NzI1NGJiZDBjOWJkZjBfMTktMy0xLTEtMA_0896e434-04e7-4561-a2d2-81442f92a27a"
      unitRef="usd">234747000</us-gaap:Revenues>
    <us-gaap:RevenueNotFromContractWithCustomer
      contextRef="i12fec6c6c1c7480193881b54ed9c42ed_D20210101-20210331"
      decimals="-3"
      id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN180Ni9mcmFnOjA1MTlmZmNhMTM4NDQ4YWJhMmZmODQwZGEyOGU3NTdjL3RhYmxlOjQ4N2FhOWNkZjNjZTRjN2U4ODcyNTRiYmQwYzliZGYwL3RhYmxlcmFuZ2U6NDg3YWE5Y2RmM2NlNGM3ZTg4NzI1NGJiZDBjOWJkZjBfMjEtMS0xLTEtMA_d59f8854-4233-400d-8dfc-2d8fe972f4b7"
      unitRef="usd">-975000</us-gaap:RevenueNotFromContractWithCustomer>
    <us-gaap:RevenueNotFromContractWithCustomer
      contextRef="ie673c1cddab44142be52164318824b9f_D20200101-20200331"
      decimals="-3"
      id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN180Ni9mcmFnOjA1MTlmZmNhMTM4NDQ4YWJhMmZmODQwZGEyOGU3NTdjL3RhYmxlOjQ4N2FhOWNkZjNjZTRjN2U4ODcyNTRiYmQwYzliZGYwL3RhYmxlcmFuZ2U6NDg3YWE5Y2RmM2NlNGM3ZTg4NzI1NGJiZDBjOWJkZjBfMjEtMy0xLTEtMA_4a0627d6-b9dc-4456-8580-be8047d41f6a"
      unitRef="usd">-87000</us-gaap:RevenueNotFromContractWithCustomer>
    <us-gaap:RevenueFromContractWithCustomerExcludingAssessedTax
      contextRef="i85a0b2c2d5034088809484baf6160690_D20210101-20210331"
      decimals="-3"
      id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN180Ni9mcmFnOjA1MTlmZmNhMTM4NDQ4YWJhMmZmODQwZGEyOGU3NTdjL3RhYmxlOjQ4N2FhOWNkZjNjZTRjN2U4ODcyNTRiYmQwYzliZGYwL3RhYmxlcmFuZ2U6NDg3YWE5Y2RmM2NlNGM3ZTg4NzI1NGJiZDBjOWJkZjBfMjItMS0xLTEtMA_68c96b59-25cc-4f7b-bcb2-33bfca28bec5"
      unitRef="usd">262685000</us-gaap:RevenueFromContractWithCustomerExcludingAssessedTax>
    <us-gaap:RevenueFromContractWithCustomerExcludingAssessedTax
      contextRef="i4414d7c08ca745c1ad34952f8076a6eb_D20200101-20200331"
      decimals="-3"
      id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN180Ni9mcmFnOjA1MTlmZmNhMTM4NDQ4YWJhMmZmODQwZGEyOGU3NTdjL3RhYmxlOjQ4N2FhOWNkZjNjZTRjN2U4ODcyNTRiYmQwYzliZGYwL3RhYmxlcmFuZ2U6NDg3YWE5Y2RmM2NlNGM3ZTg4NzI1NGJiZDBjOWJkZjBfMjItMy0xLTEtMA_fd811e18-491e-4002-b9e7-e812e922c5f1"
      unitRef="usd">234834000</us-gaap:RevenueFromContractWithCustomerExcludingAssessedTax>
    <us-gaap:SupplementalBalanceSheetDisclosuresTextBlock
      contextRef="i3a76d1213b09470fa8c6c3f49fa75d98_D20210101-20210331"
      id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN180OS9mcmFnOmU5NGYyYWQ4ZDVkNzRiN2JhZDlkZGIwOWQ3MjNiOTNmL3RleHRyZWdpb246ZTk0ZjJhZDhkNWQ3NGI3YmFkOWRkYjA5ZDcyM2I5M2ZfMTcy_280d4d9c-9419-4619-840d-cfff9960c13b">Select Balance Sheet Information&lt;div&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:9pt;font-weight:700;line-height:120%"&gt;Receivables and Allowance for Credit Losses&lt;/span&gt;&lt;/div&gt;&lt;div style="margin-bottom:3pt"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:9pt;font-weight:400;line-height:120%"&gt;Receivables as of March&#160;31, 2021 and December&#160;31, 2020 are as follows:&lt;/span&gt;&lt;/div&gt;&lt;div style="margin-bottom:6pt"&gt;&lt;table style="border-collapse:collapse;display:inline-table;margin-bottom:5pt;vertical-align:text-bottom;width:100.000%"&gt;&lt;tr&gt;&lt;td style="width:1.0%"/&gt;&lt;td style="width:74.872%"/&gt;&lt;td style="width:0.1%"/&gt;&lt;td style="width:1.0%"/&gt;&lt;td style="width:10.011%"/&gt;&lt;td style="width:0.1%"/&gt;&lt;td style="width:0.1%"/&gt;&lt;td style="width:1.605%"/&gt;&lt;td style="width:0.1%"/&gt;&lt;td style="width:1.0%"/&gt;&lt;td style="width:10.012%"/&gt;&lt;td style="width:0.1%"/&gt;&lt;/tr&gt;&lt;tr&gt;&lt;td colspan="3" style="padding:2px 1pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-style:italic;font-weight:700;line-height:100%"&gt;(in thousands)&lt;/span&gt;&lt;/td&gt;&lt;td colspan="3" style="padding:2px 1pt;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-style:italic;font-weight:700;line-height:120%"&gt;March 31,&lt;br/&gt;2021&lt;/span&gt;&lt;/td&gt;&lt;td colspan="3" style="padding:0 1pt"/&gt;&lt;td colspan="3" style="padding:2px 1pt;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-style:italic;font-weight:700;line-height:120%"&gt;December 31,&lt;br/&gt;2020&lt;/span&gt;&lt;/td&gt;&lt;/tr&gt;&lt;tr style="height:3pt"&gt;&lt;td colspan="3" style="border-top:1pt solid #000;padding:0 1pt"/&gt;&lt;td colspan="3" style="border-top:1pt solid #000;padding:0 1pt"/&gt;&lt;td colspan="3" style="border-top:1pt solid #000;padding:0 1pt"/&gt;&lt;td colspan="3" style="border-top:1pt solid #000;padding:0 1pt"/&gt;&lt;/tr&gt;&lt;tr&gt;&lt;td colspan="3" style="background-color:#dbdbdb;padding:2px 1pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%"&gt;Receivables&lt;/span&gt;&lt;/td&gt;&lt;td colspan="3" style="background-color:#dbdbdb;padding:0 1pt"/&gt;&lt;td colspan="3" style="background-color:#dbdbdb;padding:0 1pt"/&gt;&lt;td colspan="3" style="background-color:#dbdbdb;padding:0 1pt"/&gt;&lt;/tr&gt;&lt;tr&gt;&lt;td colspan="3" style="background-color:#ffffff;padding:2px 1pt 2px 7pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%"&gt;Trade&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#ffffff;padding:2px 0 2px 1pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:100%"&gt;$&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#ffffff;padding:2px 0;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:100%"&gt;112,060&lt;/span&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%"&gt;&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#ffffff;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/&gt;&lt;td colspan="3" style="background-color:#ffffff;padding:0 1pt"/&gt;&lt;td style="background-color:#ffffff;padding:2px 0 2px 1pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%"&gt;$&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#ffffff;padding:2px 0;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%"&gt;87,048&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#ffffff;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/&gt;&lt;/tr&gt;&lt;tr&gt;&lt;td colspan="3" style="background-color:#dbdbdb;padding:2px 1pt 2px 7pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%"&gt;Other&lt;/span&gt;&lt;/td&gt;&lt;td colspan="2" style="background-color:#dbdbdb;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:100%"&gt;6,982&lt;/span&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%"&gt;&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#dbdbdb;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/&gt;&lt;td colspan="3" style="background-color:#dbdbdb;padding:0 1pt"/&gt;&lt;td colspan="2" style="background-color:#dbdbdb;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%"&gt;8,939&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#dbdbdb;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/&gt;&lt;/tr&gt;&lt;tr&gt;&lt;td colspan="3" style="background-color:#ffffff;padding:2px 1pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%"&gt;Unbilled Receivables&lt;/span&gt;&lt;/td&gt;&lt;td colspan="2" style="background-color:#ffffff;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:100%"&gt;18,331&lt;/span&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%"&gt;&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#ffffff;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/&gt;&lt;td colspan="3" style="background-color:#ffffff;padding:0 1pt"/&gt;&lt;td colspan="2" style="background-color:#ffffff;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%"&gt;21,187&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#ffffff;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/&gt;&lt;/tr&gt;&lt;tr&gt;&lt;td colspan="3" style="background-color:#dbdbdb;border-top:1pt solid #000;padding:2px 1pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%"&gt;Total Receivables&lt;/span&gt;&lt;/td&gt;&lt;td colspan="2" style="background-color:#dbdbdb;border-top:1pt solid #000;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:100%"&gt;137,373&lt;/span&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%"&gt;&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#dbdbdb;border-top:1pt solid #000;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/&gt;&lt;td colspan="3" style="background-color:#dbdbdb;border-top:1pt solid #000;padding:0 1pt"/&gt;&lt;td colspan="2" style="background-color:#dbdbdb;border-top:1pt solid #000;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%"&gt;117,174&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#dbdbdb;border-top:1pt solid #000;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/&gt;&lt;/tr&gt;&lt;tr&gt;&lt;td colspan="3" style="background-color:#ffffff;padding:2px 1pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%"&gt;Less Allowance for Credit Losses&lt;/span&gt;&lt;/td&gt;&lt;td colspan="2" style="background-color:#ffffff;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:100%"&gt;2,983&lt;/span&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%"&gt;&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#ffffff;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/&gt;&lt;td colspan="3" style="background-color:#ffffff;padding:0 1pt"/&gt;&lt;td colspan="2" style="background-color:#ffffff;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%"&gt;3,215&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#ffffff;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/&gt;&lt;/tr&gt;&lt;tr&gt;&lt;td colspan="3" style="background-color:#dbdbdb;border-top:1pt solid #000;padding:2px 1pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:100%"&gt;Receivables, net of allowance for credit losses&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#dbdbdb;border-top:1pt solid #000;padding:2px 0 2px 1pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:100%"&gt;$&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#dbdbdb;border-top:1pt solid #000;padding:2px 0;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:100%"&gt;134,390&lt;/span&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%"&gt;&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#dbdbdb;border-top:1pt solid #000;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/&gt;&lt;td colspan="3" style="background-color:#dbdbdb;border-top:1pt solid #000;padding:0 1pt"/&gt;&lt;td style="background-color:#dbdbdb;border-top:1pt solid #000;padding:2px 0 2px 1pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%"&gt;$&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#dbdbdb;border-top:1pt solid #000;padding:2px 0;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%"&gt;113,959&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#dbdbdb;border-top:1pt solid #000;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/&gt;&lt;/tr&gt;&lt;/table&gt;&lt;/div&gt;&lt;div style="margin-bottom:3pt;margin-top:6pt"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:9pt;font-weight:400;line-height:120%"&gt;The following is a summary of activity in the allowance for credit losses for the three months ended March&#160;31, 2021 and 2020:&lt;/span&gt;&lt;/div&gt;&lt;div style="margin-bottom:6pt;margin-top:6pt"&gt;&lt;table style="border-collapse:collapse;display:inline-table;margin-bottom:5pt;vertical-align:text-bottom;width:100.000%"&gt;&lt;tr&gt;&lt;td style="width:1.0%"/&gt;&lt;td style="width:74.872%"/&gt;&lt;td style="width:0.1%"/&gt;&lt;td style="width:1.0%"/&gt;&lt;td style="width:10.011%"/&gt;&lt;td style="width:0.1%"/&gt;&lt;td style="width:0.1%"/&gt;&lt;td style="width:1.605%"/&gt;&lt;td style="width:0.1%"/&gt;&lt;td style="width:1.0%"/&gt;&lt;td style="width:10.012%"/&gt;&lt;td style="width:0.1%"/&gt;&lt;/tr&gt;&lt;tr&gt;&lt;td colspan="3" style="padding:2px 1pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-style:italic;font-weight:700;line-height:100%"&gt;(in thousands)&lt;/span&gt;&lt;/td&gt;&lt;td colspan="3" style="padding:2px 1pt;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-style:italic;font-weight:700;line-height:120%"&gt;2021&lt;/span&gt;&lt;/td&gt;&lt;td colspan="3" style="padding:0 1pt"/&gt;&lt;td colspan="3" style="padding:2px 1pt;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-style:italic;font-weight:700;line-height:120%"&gt;2020&lt;/span&gt;&lt;/td&gt;&lt;/tr&gt;&lt;tr style="height:3pt"&gt;&lt;td colspan="3" style="border-top:1pt solid #000;padding:0 1pt"/&gt;&lt;td colspan="3" style="border-top:1pt solid #000;padding:0 1pt"/&gt;&lt;td colspan="3" style="border-top:1pt solid #000;padding:0 1pt"/&gt;&lt;td colspan="3" style="border-top:1pt solid #000;padding:0 1pt"/&gt;&lt;/tr&gt;&lt;tr&gt;&lt;td colspan="3" style="background-color:#dbdbdb;padding:2px 1pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:100%"&gt;Beginning Balance, January 1&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#dbdbdb;padding:2px 0 2px 1pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:100%"&gt;$&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#dbdbdb;padding:2px 0;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:100%"&gt;3,215&lt;/span&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%"&gt;&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#dbdbdb;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/&gt;&lt;td colspan="3" style="background-color:#dbdbdb;padding:0 1pt"/&gt;&lt;td style="background-color:#dbdbdb;padding:2px 0 2px 1pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%"&gt;$&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#dbdbdb;padding:2px 0;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%"&gt;1,339&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#dbdbdb;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/&gt;&lt;/tr&gt;&lt;tr&gt;&lt;td colspan="3" style="background-color:#ffffff;padding:2px 1pt 2px 7pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%"&gt;Additions Charged to Expense&lt;/span&gt;&lt;/td&gt;&lt;td colspan="2" style="background-color:#ffffff;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:100%"&gt;211&lt;/span&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%"&gt;&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#ffffff;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/&gt;&lt;td colspan="3" style="background-color:#ffffff;padding:0 1pt"/&gt;&lt;td colspan="2" style="background-color:#ffffff;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%"&gt;635&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#ffffff;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/&gt;&lt;/tr&gt;&lt;tr&gt;&lt;td colspan="3" style="background-color:#dbdbdb;padding:2px 1pt 2px 7pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%"&gt;Reductions for Amounts Written-Off, Net of Recoveries&lt;/span&gt;&lt;/td&gt;&lt;td colspan="2" style="background-color:#dbdbdb;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:100%"&gt;(443)&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#dbdbdb;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/&gt;&lt;td colspan="3" style="background-color:#dbdbdb;padding:0 1pt"/&gt;&lt;td colspan="2" style="background-color:#dbdbdb;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%"&gt;(293)&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#dbdbdb;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/&gt;&lt;/tr&gt;&lt;tr&gt;&lt;td colspan="3" style="background-color:#ffffff;border-top:1pt solid #000;padding:2px 1pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:100%"&gt;Ending Balance, March 31&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#ffffff;border-top:1pt solid #000;padding:2px 0 2px 1pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:100%"&gt;$&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#ffffff;border-top:1pt solid #000;padding:2px 0;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:100%"&gt;2,983&lt;/span&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%"&gt;&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#ffffff;border-top:1pt solid #000;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/&gt;&lt;td colspan="3" style="background-color:#ffffff;border-top:1pt solid #000;padding:0 1pt"/&gt;&lt;td style="background-color:#ffffff;border-top:1pt solid #000;padding:2px 0 2px 1pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%"&gt;$&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#ffffff;border-top:1pt solid #000;padding:2px 0;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%"&gt;1,681&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#ffffff;border-top:1pt solid #000;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/&gt;&lt;/tr&gt;&lt;/table&gt;&lt;/div&gt;&lt;div style="margin-top:6pt"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:9pt;font-weight:700;line-height:120%"&gt;Inventories&lt;/span&gt;&lt;/div&gt;&lt;div&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:9pt;font-weight:400;line-height:120%"&gt;Inventories consist of the following as of March&#160;31, 2021 and December&#160;31, 2020:&lt;/span&gt;&lt;/div&gt;&lt;div style="margin-bottom:3pt"&gt;&lt;table style="border-collapse:collapse;display:inline-table;margin-bottom:5pt;vertical-align:text-bottom;width:100.000%"&gt;&lt;tr&gt;&lt;td style="width:1.0%"/&gt;&lt;td style="width:74.872%"/&gt;&lt;td style="width:0.1%"/&gt;&lt;td style="width:1.0%"/&gt;&lt;td style="width:10.011%"/&gt;&lt;td style="width:0.1%"/&gt;&lt;td style="width:0.1%"/&gt;&lt;td style="width:1.605%"/&gt;&lt;td style="width:0.1%"/&gt;&lt;td style="width:1.0%"/&gt;&lt;td style="width:10.012%"/&gt;&lt;td style="width:0.1%"/&gt;&lt;/tr&gt;&lt;tr&gt;&lt;td colspan="3" style="padding:2px 1pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-style:italic;font-weight:700;line-height:120%"&gt;(in thousands)&lt;/span&gt;&lt;/td&gt;&lt;td colspan="3" style="padding:2px 1pt;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-style:italic;font-weight:700;line-height:120%"&gt;March 31,&lt;br/&gt;2021&lt;/span&gt;&lt;/td&gt;&lt;td colspan="3" style="padding:0 1pt"/&gt;&lt;td colspan="3" style="padding:2px 1pt;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-style:italic;font-weight:700;line-height:120%"&gt;December 31,&lt;br/&gt;2020&lt;/span&gt;&lt;/td&gt;&lt;/tr&gt;&lt;tr style="height:3pt"&gt;&lt;td colspan="3" style="border-top:1pt solid #000;padding:0 1pt"/&gt;&lt;td colspan="3" style="border-top:1pt solid #000;padding:0 1pt"/&gt;&lt;td colspan="3" style="border-top:1pt solid #000;padding:0 1pt"/&gt;&lt;td colspan="3" style="border-top:1pt solid #000;padding:0 1pt"/&gt;&lt;/tr&gt;&lt;tr&gt;&lt;td colspan="3" style="background-color:#dbdbdb;padding:2px 1pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%"&gt;Finished Goods&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#dbdbdb;padding:2px 0 2px 1pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:120%"&gt;$&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#dbdbdb;padding:2px 0;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:120%"&gt;20,567&lt;/span&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%"&gt;&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#dbdbdb;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/&gt;&lt;td colspan="3" style="background-color:#dbdbdb;padding:0 1pt"/&gt;&lt;td style="background-color:#dbdbdb;padding:2px 0 2px 1pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%"&gt;$&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#dbdbdb;padding:2px 0;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%"&gt;22,046&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#dbdbdb;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/&gt;&lt;/tr&gt;&lt;tr&gt;&lt;td colspan="3" style="background-color:#ffffff;padding:2px 1pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%"&gt;Work in Process&lt;/span&gt;&lt;/td&gt;&lt;td colspan="2" style="background-color:#ffffff;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:120%"&gt;19,324&lt;/span&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%"&gt;&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#ffffff;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/&gt;&lt;td colspan="3" style="background-color:#ffffff;padding:0 1pt"/&gt;&lt;td colspan="2" style="background-color:#ffffff;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%"&gt;16,210&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#ffffff;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/&gt;&lt;/tr&gt;&lt;tr&gt;&lt;td colspan="3" style="background-color:#dbdbdb;padding:2px 1pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%"&gt;Raw Material, Fuel and Supplies&lt;/span&gt;&lt;/td&gt;&lt;td colspan="2" style="background-color:#dbdbdb;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:120%"&gt;52,535&lt;/span&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%"&gt;&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#dbdbdb;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/&gt;&lt;td colspan="3" style="background-color:#dbdbdb;padding:0 1pt"/&gt;&lt;td colspan="2" style="background-color:#dbdbdb;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%"&gt;53,909&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#dbdbdb;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/&gt;&lt;/tr&gt;&lt;tr&gt;&lt;td colspan="3" style="background-color:#ffffff;border-top:1pt solid #000;padding:2px 1pt 2px 1.75pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:120%"&gt;Total Inventories&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#ffffff;border-top:1pt solid #000;padding:2px 0 2px 1pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:120%"&gt;$&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#ffffff;border-top:1pt solid #000;padding:2px 0;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:120%"&gt;92,426&lt;/span&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%"&gt;&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#ffffff;border-top:1pt solid #000;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/&gt;&lt;td colspan="3" style="background-color:#ffffff;border-top:1pt solid #000;padding:0 1pt"/&gt;&lt;td style="background-color:#ffffff;border-top:1pt solid #000;padding:2px 0 2px 1pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%"&gt;$&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#ffffff;border-top:1pt solid #000;padding:2px 0;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%"&gt;92,165&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#ffffff;border-top:1pt solid #000;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/&gt;&lt;/tr&gt;&lt;/table&gt;&lt;/div&gt;&lt;div&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:9pt;font-weight:700;line-height:120%"&gt;Investments&lt;/span&gt;&lt;/div&gt;&lt;div style="margin-bottom:3pt"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:9pt;font-weight:400;line-height:120%"&gt;The following is a summary of our investments at March&#160;31, 2021 and December&#160;31, 2020:&lt;/span&gt;&lt;/div&gt;&lt;div style="margin-bottom:6pt"&gt;&lt;table style="border-collapse:collapse;display:inline-table;margin-bottom:5pt;vertical-align:text-bottom;width:100.000%"&gt;&lt;tr&gt;&lt;td style="width:1.0%"/&gt;&lt;td style="width:74.872%"/&gt;&lt;td style="width:0.1%"/&gt;&lt;td style="width:1.0%"/&gt;&lt;td style="width:10.011%"/&gt;&lt;td style="width:0.1%"/&gt;&lt;td style="width:0.1%"/&gt;&lt;td style="width:1.605%"/&gt;&lt;td style="width:0.1%"/&gt;&lt;td style="width:1.0%"/&gt;&lt;td style="width:10.012%"/&gt;&lt;td style="width:0.1%"/&gt;&lt;/tr&gt;&lt;tr&gt;&lt;td colspan="3" style="padding:2px 1pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-style:italic;font-weight:700;line-height:120%"&gt;(in thousands)&lt;/span&gt;&lt;/td&gt;&lt;td colspan="3" style="padding:2px 1pt;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-style:italic;font-weight:700;line-height:120%"&gt;March 31,&lt;br/&gt;2021&lt;/span&gt;&lt;/td&gt;&lt;td colspan="3" style="padding:0 1pt"/&gt;&lt;td colspan="3" style="padding:2px 1pt;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-style:italic;font-weight:700;line-height:120%"&gt;December 31,&lt;br/&gt;2020&lt;/span&gt;&lt;/td&gt;&lt;/tr&gt;&lt;tr style="height:3pt"&gt;&lt;td colspan="3" style="border-top:1pt solid #000;padding:0 1pt"/&gt;&lt;td colspan="3" style="border-top:1pt solid #000;padding:0 1pt"/&gt;&lt;td colspan="3" style="border-top:1pt solid #000;padding:0 1pt"/&gt;&lt;td colspan="3" style="border-top:1pt solid #000;padding:0 1pt"/&gt;&lt;/tr&gt;&lt;tr&gt;&lt;td colspan="3" style="background-color:#dbdbdb;padding:2px 1pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%"&gt;Corporate-Owned Life Insurance Policies&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#dbdbdb;padding:2px 0 2px 1pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:120%"&gt;$&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#dbdbdb;padding:2px 0;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:120%"&gt;38,205&lt;/span&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%"&gt;&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#dbdbdb;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/&gt;&lt;td colspan="3" style="background-color:#dbdbdb;padding:0 1pt"/&gt;&lt;td style="background-color:#dbdbdb;padding:2px 0 2px 1pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%"&gt;$&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#dbdbdb;padding:2px 0;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%"&gt;36,825&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#dbdbdb;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/&gt;&lt;/tr&gt;&lt;tr&gt;&lt;td colspan="3" style="background-color:#ffffff;padding:2px 1pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%"&gt;Debt Securities&lt;/span&gt;&lt;/td&gt;&lt;td colspan="2" style="background-color:#ffffff;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:120%"&gt;9,209&lt;/span&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%"&gt;&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#ffffff;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/&gt;&lt;td colspan="3" style="background-color:#ffffff;padding:0 1pt"/&gt;&lt;td colspan="2" style="background-color:#ffffff;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%"&gt;9,260&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#ffffff;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/&gt;&lt;/tr&gt;&lt;tr&gt;&lt;td colspan="3" style="background-color:#dbdbdb;padding:2px 1pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%"&gt;Money Market Funds&lt;/span&gt;&lt;/td&gt;&lt;td colspan="2" style="background-color:#dbdbdb;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:120%"&gt;1,862&lt;/span&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%"&gt;&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#dbdbdb;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/&gt;&lt;td colspan="3" style="background-color:#dbdbdb;padding:0 1pt"/&gt;&lt;td colspan="2" style="background-color:#dbdbdb;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%"&gt;4,075&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#dbdbdb;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/&gt;&lt;/tr&gt;&lt;tr&gt;&lt;td colspan="3" style="background-color:#ffffff;padding:2px 1pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%"&gt;Mutual Funds&lt;/span&gt;&lt;/td&gt;&lt;td colspan="2" style="background-color:#ffffff;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:120%"&gt;5,141&lt;/span&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%"&gt;&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#ffffff;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/&gt;&lt;td colspan="3" style="background-color:#ffffff;padding:0 1pt"/&gt;&lt;td colspan="2" style="background-color:#ffffff;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%"&gt;1,662&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#ffffff;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/&gt;&lt;/tr&gt;&lt;tr&gt;&lt;td colspan="3" style="background-color:#dbdbdb;padding:2px 1pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%"&gt;Other Investments&lt;/span&gt;&lt;/td&gt;&lt;td colspan="2" style="background-color:#dbdbdb;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:120%"&gt;29&lt;/span&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%"&gt;&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#dbdbdb;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/&gt;&lt;td colspan="3" style="background-color:#dbdbdb;padding:0 1pt"/&gt;&lt;td colspan="2" style="background-color:#dbdbdb;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%"&gt;34&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#dbdbdb;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/&gt;&lt;/tr&gt;&lt;tr&gt;&lt;td colspan="3" style="background-color:#ffffff;border-top:1pt solid #000;padding:2px 1pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:120%"&gt;Total Investments&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#ffffff;border-top:1pt solid #000;padding:2px 0 2px 1pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:120%"&gt;$&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#ffffff;border-top:1pt solid #000;padding:2px 0;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:120%"&gt;54,446&lt;/span&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%"&gt;&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#ffffff;border-top:1pt solid #000;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/&gt;&lt;td colspan="3" style="background-color:#ffffff;border-top:1pt solid #000;padding:0 1pt"/&gt;&lt;td style="background-color:#ffffff;border-top:1pt solid #000;padding:2px 0 2px 1pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%"&gt;$&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#ffffff;border-top:1pt solid #000;padding:2px 0;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%"&gt;51,856&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#ffffff;border-top:1pt solid #000;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/&gt;&lt;/tr&gt;&lt;/table&gt;&lt;/div&gt;&lt;div style="margin-bottom:6pt"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:9pt;font-weight:400;line-height:120%"&gt;The amount of unrealized gains and losses on debt securities as of March&#160;31, 2021 and December&#160;31, 2020 are not material and no unrealized losses were deemed to be other-than-temporary. In addition, the amount of unrealized gains and losses on marketable equity securities still held as of March&#160;31, 2021 and December&#160;31, 2020 are not material. &lt;/span&gt;&lt;/div&gt;&lt;div style="margin-top:6pt"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:9pt;font-weight:700;line-height:120%"&gt;Property, Plant and Equipment&lt;/span&gt;&lt;/div&gt;&lt;div style="margin-bottom:3pt"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:9pt;font-weight:400;line-height:120%"&gt;Major classes of property, plant and equipment as of March&#160;31, 2021 and December&#160;31, 2020 include:&lt;/span&gt;&lt;/div&gt;&lt;div&gt;&lt;table style="border-collapse:collapse;display:inline-table;margin-bottom:5pt;vertical-align:text-bottom;width:100.000%"&gt;&lt;tr&gt;&lt;td style="width:1.0%"/&gt;&lt;td style="width:74.872%"/&gt;&lt;td style="width:0.1%"/&gt;&lt;td style="width:1.0%"/&gt;&lt;td style="width:10.011%"/&gt;&lt;td style="width:0.1%"/&gt;&lt;td style="width:0.1%"/&gt;&lt;td style="width:1.605%"/&gt;&lt;td style="width:0.1%"/&gt;&lt;td style="width:1.0%"/&gt;&lt;td style="width:10.012%"/&gt;&lt;td style="width:0.1%"/&gt;&lt;/tr&gt;&lt;tr&gt;&lt;td colspan="3" style="padding:2px 1pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-style:italic;font-weight:700;line-height:120%"&gt;(in thousands)&lt;/span&gt;&lt;/td&gt;&lt;td colspan="3" style="padding:2px 1pt;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-style:italic;font-weight:700;line-height:120%"&gt;March 31,&lt;br/&gt;2021&lt;/span&gt;&lt;/td&gt;&lt;td colspan="3" style="padding:0 1pt"/&gt;&lt;td colspan="3" style="padding:2px 1pt;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-style:italic;font-weight:700;line-height:120%"&gt;December 31,&lt;br/&gt;2020&lt;/span&gt;&lt;/td&gt;&lt;/tr&gt;&lt;tr style="height:3pt"&gt;&lt;td colspan="3" style="border-top:1pt solid #000;padding:0 1pt"/&gt;&lt;td colspan="3" style="border-top:1pt solid #000;padding:0 1pt"/&gt;&lt;td colspan="3" style="border-top:1pt solid #000;padding:0 1pt"/&gt;&lt;td colspan="3" style="border-top:1pt solid #000;padding:0 1pt"/&gt;&lt;/tr&gt;&lt;tr&gt;&lt;td colspan="3" style="background-color:#dbdbdb;padding:2px 1pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:120%"&gt;Electric Plant in Service&lt;/span&gt;&lt;/td&gt;&lt;td colspan="3" style="background-color:#dbdbdb;padding:2px 1pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:120%"&gt;&#160;&lt;/span&gt;&lt;/td&gt;&lt;td colspan="3" style="background-color:#dbdbdb;padding:0 1pt"/&gt;&lt;td colspan="3" style="background-color:#dbdbdb;padding:2px 1pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:120%"&gt;&#160;&lt;/span&gt;&lt;/td&gt;&lt;/tr&gt;&lt;tr&gt;&lt;td colspan="3" style="background-color:#ffffff;padding:2px 1pt 2px 7pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%"&gt;Electric Plant in Service&lt;/span&gt;&lt;/td&gt;&lt;td colspan="2" style="background-color:#ffffff;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:120%"&gt;2,682,884&lt;/span&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%"&gt;&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#ffffff;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/&gt;&lt;td colspan="3" style="background-color:#ffffff;padding:0 1pt"/&gt;&lt;td colspan="2" style="background-color:#ffffff;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%"&gt;2,531,352&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#ffffff;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/&gt;&lt;/tr&gt;&lt;tr&gt;&lt;td colspan="3" style="background-color:#dbdbdb;padding:2px 1pt 2px 7pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%"&gt;Construction Work in Progress&lt;/span&gt;&lt;/td&gt;&lt;td colspan="2" style="background-color:#dbdbdb;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:120%"&gt;77,676&lt;/span&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%"&gt;&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#dbdbdb;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/&gt;&lt;td colspan="3" style="background-color:#dbdbdb;padding:0 1pt"/&gt;&lt;td colspan="2" style="background-color:#dbdbdb;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%"&gt;203,078&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#dbdbdb;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/&gt;&lt;/tr&gt;&lt;tr&gt;&lt;td colspan="3" style="background-color:#ffffff;border-top:1pt solid #000;padding:2px 1pt 2px 13pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%"&gt;Total Gross Electric Plant&lt;/span&gt;&lt;/td&gt;&lt;td colspan="2" style="background-color:#ffffff;border-top:1pt solid #000;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:120%"&gt;2,760,560&lt;/span&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%"&gt;&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#ffffff;border-top:1pt solid #000;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/&gt;&lt;td colspan="3" style="background-color:#ffffff;border-top:1pt solid #000;padding:0 1pt"/&gt;&lt;td colspan="2" style="background-color:#ffffff;border-top:1pt solid #000;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%"&gt;2,734,430&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#ffffff;border-top:1pt solid #000;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/&gt;&lt;/tr&gt;&lt;tr&gt;&lt;td colspan="3" style="background-color:#dbdbdb;padding:2px 1pt 2px 7pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%"&gt;Less Accumulated Depreciation and Amortization&lt;/span&gt;&lt;/td&gt;&lt;td colspan="2" style="background-color:#dbdbdb;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:120%"&gt;796,161&lt;/span&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%"&gt;&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#dbdbdb;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/&gt;&lt;td colspan="3" style="background-color:#dbdbdb;padding:0 1pt"/&gt;&lt;td colspan="2" style="background-color:#dbdbdb;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%"&gt;778,988&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#dbdbdb;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/&gt;&lt;/tr&gt;&lt;tr&gt;&lt;td colspan="3" style="background-color:#ffffff;border-top:1pt solid #000;padding:2px 1pt 2px 13.75pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%"&gt;Net Electric Plant&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#ffffff;border-top:1pt solid #000;padding:2px 0 2px 1pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:120%"&gt;$&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#ffffff;border-top:1pt solid #000;padding:2px 0;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:120%"&gt;1,964,399&lt;/span&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%"&gt;&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#ffffff;border-top:1pt solid #000;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/&gt;&lt;td colspan="3" style="background-color:#ffffff;border-top:1pt solid #000;padding:0 1pt"/&gt;&lt;td style="background-color:#ffffff;border-top:1pt solid #000;padding:2px 0 2px 1pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%"&gt;$&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#ffffff;border-top:1pt solid #000;padding:2px 0;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%"&gt;1,955,442&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#ffffff;border-top:1pt solid #000;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/&gt;&lt;/tr&gt;&lt;tr&gt;&lt;td colspan="3" style="background-color:#dbdbdb;padding:2px 1pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:120%"&gt;Nonelectric Property, Plant and Equipment&lt;/span&gt;&lt;/td&gt;&lt;td colspan="3" style="background-color:#dbdbdb;padding:0 1pt"/&gt;&lt;td colspan="3" style="background-color:#dbdbdb;padding:0 1pt"/&gt;&lt;td colspan="3" style="background-color:#dbdbdb;padding:0 1pt"/&gt;&lt;/tr&gt;&lt;tr&gt;&lt;td colspan="3" style="background-color:#ffffff;padding:2px 1pt 2px 7pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%"&gt;Nonelectric Property, Plant and Equipment in Service&lt;/span&gt;&lt;/td&gt;&lt;td colspan="2" style="background-color:#ffffff;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:120%"&gt;259,975&lt;/span&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%"&gt;&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#ffffff;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/&gt;&lt;td colspan="3" style="background-color:#ffffff;padding:0 1pt"/&gt;&lt;td colspan="2" style="background-color:#ffffff;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%"&gt;258,730&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#ffffff;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/&gt;&lt;/tr&gt;&lt;tr&gt;&lt;td colspan="3" style="background-color:#dbdbdb;padding:2px 1pt 2px 7pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%"&gt;Construction Work in Progress&lt;/span&gt;&lt;/td&gt;&lt;td colspan="2" style="background-color:#dbdbdb;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:120%"&gt;12,086&lt;/span&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%"&gt;&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#dbdbdb;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/&gt;&lt;td colspan="3" style="background-color:#dbdbdb;padding:0 1pt"/&gt;&lt;td colspan="2" style="background-color:#dbdbdb;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%"&gt;9,290&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#dbdbdb;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/&gt;&lt;/tr&gt;&lt;tr&gt;&lt;td colspan="3" style="background-color:#ffffff;border-top:1pt solid #000;padding:2px 1pt 2px 13pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%"&gt;Total Gross Nonelectric Property, Plant and Equipment&lt;/span&gt;&lt;/td&gt;&lt;td colspan="2" style="background-color:#ffffff;border-top:1pt solid #000;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:120%"&gt;272,061&lt;/span&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%"&gt;&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#ffffff;border-top:1pt solid #000;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/&gt;&lt;td colspan="3" style="background-color:#ffffff;border-top:1pt solid #000;padding:0 1pt"/&gt;&lt;td colspan="2" style="background-color:#ffffff;border-top:1pt solid #000;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%"&gt;268,020&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#ffffff;border-top:1pt solid #000;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/&gt;&lt;/tr&gt;&lt;tr&gt;&lt;td colspan="3" style="background-color:#dbdbdb;padding:2px 1pt 2px 7pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%"&gt;Less Accumulated Depreciation and Amortization&lt;/span&gt;&lt;/td&gt;&lt;td colspan="2" style="background-color:#dbdbdb;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:120%"&gt;175,668&lt;/span&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%"&gt;&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#dbdbdb;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/&gt;&lt;td colspan="3" style="background-color:#dbdbdb;padding:0 1pt"/&gt;&lt;td colspan="2" style="background-color:#dbdbdb;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%"&gt;174,189&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#dbdbdb;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/&gt;&lt;/tr&gt;&lt;tr&gt;&lt;td colspan="3" style="background-color:#ffffff;border-top:1pt solid #000;padding:2px 1pt 2px 13.75pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%"&gt;Net Nonelectric Property, Plant and Equipment&lt;/span&gt;&lt;/td&gt;&lt;td colspan="2" style="background-color:#ffffff;border-top:1pt solid #000;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:120%"&gt;96,393&lt;/span&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%"&gt;&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#ffffff;border-top:1pt solid #000;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/&gt;&lt;td colspan="3" style="background-color:#ffffff;border-top:1pt solid #000;padding:0 1pt"/&gt;&lt;td colspan="2" style="background-color:#ffffff;border-top:1pt solid #000;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%"&gt;93,831&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#ffffff;border-top:1pt solid #000;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/&gt;&lt;/tr&gt;&lt;tr&gt;&lt;td colspan="3" style="background-color:#dbdbdb;border-top:1pt solid #000;padding:2px 1pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:120%"&gt;Net Property, Plant and Equipment&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#dbdbdb;border-top:1pt solid #000;padding:2px 0 2px 1pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:120%"&gt;$&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#dbdbdb;border-top:1pt solid #000;padding:2px 0;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:120%"&gt;2,060,792&lt;/span&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%"&gt;&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#dbdbdb;border-top:1pt solid #000;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/&gt;&lt;td colspan="3" style="background-color:#dbdbdb;border-top:1pt solid #000;padding:0 1pt"/&gt;&lt;td style="background-color:#dbdbdb;border-top:1pt solid #000;padding:2px 0 2px 1pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%"&gt;$&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#dbdbdb;border-top:1pt solid #000;padding:2px 0;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%"&gt;2,049,273&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#dbdbdb;border-top:1pt solid #000;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/&gt;&lt;/tr&gt;&lt;/table&gt;&lt;/div&gt;</us-gaap:SupplementalBalanceSheetDisclosuresTextBlock>
    <us-gaap:ScheduleOfAccountsNotesLoansAndFinancingReceivableTextBlock
      contextRef="i3a76d1213b09470fa8c6c3f49fa75d98_D20210101-20210331"
      id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN180OS9mcmFnOmU5NGYyYWQ4ZDVkNzRiN2JhZDlkZGIwOWQ3MjNiOTNmL3RleHRyZWdpb246ZTk0ZjJhZDhkNWQ3NGI3YmFkOWRkYjA5ZDcyM2I5M2ZfMTcz_c6300c42-b07a-4c6e-b2e9-b3452a7dd02b">&lt;div style="margin-bottom:3pt"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:9pt;font-weight:400;line-height:120%"&gt;Receivables as of March&#160;31, 2021 and December&#160;31, 2020 are as follows:&lt;/span&gt;&lt;/div&gt;&lt;div style="margin-bottom:6pt"&gt;&lt;table style="border-collapse:collapse;display:inline-table;margin-bottom:5pt;vertical-align:text-bottom;width:100.000%"&gt;&lt;tr&gt;&lt;td style="width:1.0%"/&gt;&lt;td style="width:74.872%"/&gt;&lt;td style="width:0.1%"/&gt;&lt;td style="width:1.0%"/&gt;&lt;td style="width:10.011%"/&gt;&lt;td style="width:0.1%"/&gt;&lt;td style="width:0.1%"/&gt;&lt;td style="width:1.605%"/&gt;&lt;td style="width:0.1%"/&gt;&lt;td style="width:1.0%"/&gt;&lt;td style="width:10.012%"/&gt;&lt;td style="width:0.1%"/&gt;&lt;/tr&gt;&lt;tr&gt;&lt;td colspan="3" style="padding:2px 1pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-style:italic;font-weight:700;line-height:100%"&gt;(in thousands)&lt;/span&gt;&lt;/td&gt;&lt;td colspan="3" style="padding:2px 1pt;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-style:italic;font-weight:700;line-height:120%"&gt;March 31,&lt;br/&gt;2021&lt;/span&gt;&lt;/td&gt;&lt;td colspan="3" style="padding:0 1pt"/&gt;&lt;td colspan="3" style="padding:2px 1pt;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-style:italic;font-weight:700;line-height:120%"&gt;December 31,&lt;br/&gt;2020&lt;/span&gt;&lt;/td&gt;&lt;/tr&gt;&lt;tr style="height:3pt"&gt;&lt;td colspan="3" style="border-top:1pt solid #000;padding:0 1pt"/&gt;&lt;td colspan="3" style="border-top:1pt solid #000;padding:0 1pt"/&gt;&lt;td colspan="3" style="border-top:1pt solid #000;padding:0 1pt"/&gt;&lt;td colspan="3" style="border-top:1pt solid #000;padding:0 1pt"/&gt;&lt;/tr&gt;&lt;tr&gt;&lt;td colspan="3" style="background-color:#dbdbdb;padding:2px 1pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%"&gt;Receivables&lt;/span&gt;&lt;/td&gt;&lt;td colspan="3" style="background-color:#dbdbdb;padding:0 1pt"/&gt;&lt;td colspan="3" style="background-color:#dbdbdb;padding:0 1pt"/&gt;&lt;td colspan="3" style="background-color:#dbdbdb;padding:0 1pt"/&gt;&lt;/tr&gt;&lt;tr&gt;&lt;td colspan="3" style="background-color:#ffffff;padding:2px 1pt 2px 7pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%"&gt;Trade&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#ffffff;padding:2px 0 2px 1pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:100%"&gt;$&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#ffffff;padding:2px 0;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:100%"&gt;112,060&lt;/span&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%"&gt;&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#ffffff;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/&gt;&lt;td colspan="3" style="background-color:#ffffff;padding:0 1pt"/&gt;&lt;td style="background-color:#ffffff;padding:2px 0 2px 1pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%"&gt;$&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#ffffff;padding:2px 0;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%"&gt;87,048&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#ffffff;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/&gt;&lt;/tr&gt;&lt;tr&gt;&lt;td colspan="3" style="background-color:#dbdbdb;padding:2px 1pt 2px 7pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%"&gt;Other&lt;/span&gt;&lt;/td&gt;&lt;td colspan="2" style="background-color:#dbdbdb;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:100%"&gt;6,982&lt;/span&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%"&gt;&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#dbdbdb;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/&gt;&lt;td colspan="3" style="background-color:#dbdbdb;padding:0 1pt"/&gt;&lt;td colspan="2" style="background-color:#dbdbdb;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%"&gt;8,939&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#dbdbdb;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/&gt;&lt;/tr&gt;&lt;tr&gt;&lt;td colspan="3" style="background-color:#ffffff;padding:2px 1pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%"&gt;Unbilled Receivables&lt;/span&gt;&lt;/td&gt;&lt;td colspan="2" style="background-color:#ffffff;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:100%"&gt;18,331&lt;/span&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%"&gt;&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#ffffff;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/&gt;&lt;td colspan="3" style="background-color:#ffffff;padding:0 1pt"/&gt;&lt;td colspan="2" style="background-color:#ffffff;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%"&gt;21,187&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#ffffff;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/&gt;&lt;/tr&gt;&lt;tr&gt;&lt;td colspan="3" style="background-color:#dbdbdb;border-top:1pt solid #000;padding:2px 1pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%"&gt;Total Receivables&lt;/span&gt;&lt;/td&gt;&lt;td colspan="2" style="background-color:#dbdbdb;border-top:1pt solid #000;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:100%"&gt;137,373&lt;/span&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%"&gt;&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#dbdbdb;border-top:1pt solid #000;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/&gt;&lt;td colspan="3" style="background-color:#dbdbdb;border-top:1pt solid #000;padding:0 1pt"/&gt;&lt;td colspan="2" style="background-color:#dbdbdb;border-top:1pt solid #000;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%"&gt;117,174&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#dbdbdb;border-top:1pt solid #000;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/&gt;&lt;/tr&gt;&lt;tr&gt;&lt;td colspan="3" style="background-color:#ffffff;padding:2px 1pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%"&gt;Less Allowance for Credit Losses&lt;/span&gt;&lt;/td&gt;&lt;td colspan="2" style="background-color:#ffffff;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:100%"&gt;2,983&lt;/span&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%"&gt;&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#ffffff;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/&gt;&lt;td colspan="3" style="background-color:#ffffff;padding:0 1pt"/&gt;&lt;td colspan="2" style="background-color:#ffffff;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%"&gt;3,215&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#ffffff;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/&gt;&lt;/tr&gt;&lt;tr&gt;&lt;td colspan="3" style="background-color:#dbdbdb;border-top:1pt solid #000;padding:2px 1pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:100%"&gt;Receivables, net of allowance for credit losses&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#dbdbdb;border-top:1pt solid #000;padding:2px 0 2px 1pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:100%"&gt;$&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#dbdbdb;border-top:1pt solid #000;padding:2px 0;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:100%"&gt;134,390&lt;/span&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%"&gt;&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#dbdbdb;border-top:1pt solid #000;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/&gt;&lt;td colspan="3" style="background-color:#dbdbdb;border-top:1pt solid #000;padding:0 1pt"/&gt;&lt;td style="background-color:#dbdbdb;border-top:1pt solid #000;padding:2px 0 2px 1pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%"&gt;$&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#dbdbdb;border-top:1pt solid #000;padding:2px 0;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%"&gt;113,959&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#dbdbdb;border-top:1pt solid #000;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/&gt;&lt;/tr&gt;&lt;/table&gt;&lt;/div&gt;</us-gaap:ScheduleOfAccountsNotesLoansAndFinancingReceivableTextBlock>
    <us-gaap:AccountsReceivableGrossCurrent
      contextRef="i5458f4d6e23940ca92dd24eb67c70571_I20210331"
      decimals="-3"
      id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN180OS9mcmFnOmU5NGYyYWQ4ZDVkNzRiN2JhZDlkZGIwOWQ3MjNiOTNmL3RhYmxlOmJiMDdkYWE0YWRkNjRiOWY5MTg4NmJmZWNiM2JiMzYzL3RhYmxlcmFuZ2U6YmIwN2RhYTRhZGQ2NGI5ZjkxODg2YmZlY2IzYmIzNjNfMy0xLTEtMS0w_02d0f55e-fb39-41f2-8a0f-e8fb82afa8cf"
      unitRef="usd">112060000</us-gaap:AccountsReceivableGrossCurrent>
    <us-gaap:AccountsReceivableGrossCurrent
      contextRef="ifaff5a04688f4997a27c915d8eb05db2_I20201231"
      decimals="-3"
      id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN180OS9mcmFnOmU5NGYyYWQ4ZDVkNzRiN2JhZDlkZGIwOWQ3MjNiOTNmL3RhYmxlOmJiMDdkYWE0YWRkNjRiOWY5MTg4NmJmZWNiM2JiMzYzL3RhYmxlcmFuZ2U6YmIwN2RhYTRhZGQ2NGI5ZjkxODg2YmZlY2IzYmIzNjNfMy0zLTEtMS0w_cb359829-5718-4780-8133-1ac6c75ceb4f"
      unitRef="usd">87048000</us-gaap:AccountsReceivableGrossCurrent>
    <us-gaap:OtherReceivablesGrossCurrent
      contextRef="i5458f4d6e23940ca92dd24eb67c70571_I20210331"
      decimals="-3"
      id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN180OS9mcmFnOmU5NGYyYWQ4ZDVkNzRiN2JhZDlkZGIwOWQ3MjNiOTNmL3RhYmxlOmJiMDdkYWE0YWRkNjRiOWY5MTg4NmJmZWNiM2JiMzYzL3RhYmxlcmFuZ2U6YmIwN2RhYTRhZGQ2NGI5ZjkxODg2YmZlY2IzYmIzNjNfNC0xLTEtMS0w_32039310-f0dd-4ba1-850e-88a37cf0b455"
      unitRef="usd">6982000</us-gaap:OtherReceivablesGrossCurrent>
    <us-gaap:OtherReceivablesGrossCurrent
      contextRef="ifaff5a04688f4997a27c915d8eb05db2_I20201231"
      decimals="-3"
      id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN180OS9mcmFnOmU5NGYyYWQ4ZDVkNzRiN2JhZDlkZGIwOWQ3MjNiOTNmL3RhYmxlOmJiMDdkYWE0YWRkNjRiOWY5MTg4NmJmZWNiM2JiMzYzL3RhYmxlcmFuZ2U6YmIwN2RhYTRhZGQ2NGI5ZjkxODg2YmZlY2IzYmIzNjNfNC0zLTEtMS0w_347aebd0-912f-4fc4-be37-d2f978bd3c02"
      unitRef="usd">8939000</us-gaap:OtherReceivablesGrossCurrent>
    <us-gaap:UnbilledReceivablesCurrent
      contextRef="i5458f4d6e23940ca92dd24eb67c70571_I20210331"
      decimals="-3"
      id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN180OS9mcmFnOmU5NGYyYWQ4ZDVkNzRiN2JhZDlkZGIwOWQ3MjNiOTNmL3RhYmxlOmJiMDdkYWE0YWRkNjRiOWY5MTg4NmJmZWNiM2JiMzYzL3RhYmxlcmFuZ2U6YmIwN2RhYTRhZGQ2NGI5ZjkxODg2YmZlY2IzYmIzNjNfNS0xLTEtMS0w_61b332e2-6a05-4b8f-b9a1-507982b9849d"
      unitRef="usd">18331000</us-gaap:UnbilledReceivablesCurrent>
    <us-gaap:UnbilledReceivablesCurrent
      contextRef="ifaff5a04688f4997a27c915d8eb05db2_I20201231"
      decimals="-3"
      id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN180OS9mcmFnOmU5NGYyYWQ4ZDVkNzRiN2JhZDlkZGIwOWQ3MjNiOTNmL3RhYmxlOmJiMDdkYWE0YWRkNjRiOWY5MTg4NmJmZWNiM2JiMzYzL3RhYmxlcmFuZ2U6YmIwN2RhYTRhZGQ2NGI5ZjkxODg2YmZlY2IzYmIzNjNfNS0zLTEtMS0w_13e51b6a-ec8f-457f-b80f-1bd71a1261fe"
      unitRef="usd">21187000</us-gaap:UnbilledReceivablesCurrent>
    <us-gaap:AccountsReceivableGross
      contextRef="i5458f4d6e23940ca92dd24eb67c70571_I20210331"
      decimals="-3"
      id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN180OS9mcmFnOmU5NGYyYWQ4ZDVkNzRiN2JhZDlkZGIwOWQ3MjNiOTNmL3RhYmxlOmJiMDdkYWE0YWRkNjRiOWY5MTg4NmJmZWNiM2JiMzYzL3RhYmxlcmFuZ2U6YmIwN2RhYTRhZGQ2NGI5ZjkxODg2YmZlY2IzYmIzNjNfNi0xLTEtMS0w_088907bc-bb72-429b-9955-3de0d62ace9b"
      unitRef="usd">137373000</us-gaap:AccountsReceivableGross>
    <us-gaap:AccountsReceivableGross
      contextRef="ifaff5a04688f4997a27c915d8eb05db2_I20201231"
      decimals="-3"
      id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN180OS9mcmFnOmU5NGYyYWQ4ZDVkNzRiN2JhZDlkZGIwOWQ3MjNiOTNmL3RhYmxlOmJiMDdkYWE0YWRkNjRiOWY5MTg4NmJmZWNiM2JiMzYzL3RhYmxlcmFuZ2U6YmIwN2RhYTRhZGQ2NGI5ZjkxODg2YmZlY2IzYmIzNjNfNi0zLTEtMS0w_2fc2bd34-b78e-436c-b132-5c92ea796b4f"
      unitRef="usd">117174000</us-gaap:AccountsReceivableGross>
    <us-gaap:AllowanceForDoubtfulAccountsReceivable
      contextRef="i5458f4d6e23940ca92dd24eb67c70571_I20210331"
      decimals="-3"
      id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN180OS9mcmFnOmU5NGYyYWQ4ZDVkNzRiN2JhZDlkZGIwOWQ3MjNiOTNmL3RhYmxlOmJiMDdkYWE0YWRkNjRiOWY5MTg4NmJmZWNiM2JiMzYzL3RhYmxlcmFuZ2U6YmIwN2RhYTRhZGQ2NGI5ZjkxODg2YmZlY2IzYmIzNjNfNy0xLTEtMS0w_4b4beb7e-c3e4-43c0-9f92-40e44acda4ff"
      unitRef="usd">2983000</us-gaap:AllowanceForDoubtfulAccountsReceivable>
    <us-gaap:AllowanceForDoubtfulAccountsReceivable
      contextRef="ifaff5a04688f4997a27c915d8eb05db2_I20201231"
      decimals="-3"
      id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN180OS9mcmFnOmU5NGYyYWQ4ZDVkNzRiN2JhZDlkZGIwOWQ3MjNiOTNmL3RhYmxlOmJiMDdkYWE0YWRkNjRiOWY5MTg4NmJmZWNiM2JiMzYzL3RhYmxlcmFuZ2U6YmIwN2RhYTRhZGQ2NGI5ZjkxODg2YmZlY2IzYmIzNjNfNy0zLTEtMS0w_2112cb17-6d25-4fab-b2d6-5eba6ea020f1"
      unitRef="usd">3215000</us-gaap:AllowanceForDoubtfulAccountsReceivable>
    <us-gaap:AccountsReceivableNet
      contextRef="i5458f4d6e23940ca92dd24eb67c70571_I20210331"
      decimals="-3"
      id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN180OS9mcmFnOmU5NGYyYWQ4ZDVkNzRiN2JhZDlkZGIwOWQ3MjNiOTNmL3RhYmxlOmJiMDdkYWE0YWRkNjRiOWY5MTg4NmJmZWNiM2JiMzYzL3RhYmxlcmFuZ2U6YmIwN2RhYTRhZGQ2NGI5ZjkxODg2YmZlY2IzYmIzNjNfOC0xLTEtMS0w_06528c3a-6a09-492f-94da-67feb11e502c"
      unitRef="usd">134390000</us-gaap:AccountsReceivableNet>
    <us-gaap:AccountsReceivableNet
      contextRef="ifaff5a04688f4997a27c915d8eb05db2_I20201231"
      decimals="-3"
      id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN180OS9mcmFnOmU5NGYyYWQ4ZDVkNzRiN2JhZDlkZGIwOWQ3MjNiOTNmL3RhYmxlOmJiMDdkYWE0YWRkNjRiOWY5MTg4NmJmZWNiM2JiMzYzL3RhYmxlcmFuZ2U6YmIwN2RhYTRhZGQ2NGI5ZjkxODg2YmZlY2IzYmIzNjNfOC0zLTEtMS0w_2a121415-abfc-4f76-bc39-18358fbfc3e5"
      unitRef="usd">113959000</us-gaap:AccountsReceivableNet>
    <us-gaap:AccountsReceivableAllowanceForCreditLossTableTextBlock
      contextRef="i3a76d1213b09470fa8c6c3f49fa75d98_D20210101-20210331"
      id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN180OS9mcmFnOmU5NGYyYWQ4ZDVkNzRiN2JhZDlkZGIwOWQ3MjNiOTNmL3RleHRyZWdpb246ZTk0ZjJhZDhkNWQ3NGI3YmFkOWRkYjA5ZDcyM2I5M2ZfMTcx_a03f75f2-b367-4d0c-b3da-94b13199cfa8">&lt;div style="margin-bottom:3pt;margin-top:6pt"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:9pt;font-weight:400;line-height:120%"&gt;The following is a summary of activity in the allowance for credit losses for the three months ended March&#160;31, 2021 and 2020:&lt;/span&gt;&lt;/div&gt;&lt;div style="margin-bottom:6pt;margin-top:6pt"&gt;&lt;table style="border-collapse:collapse;display:inline-table;margin-bottom:5pt;vertical-align:text-bottom;width:100.000%"&gt;&lt;tr&gt;&lt;td style="width:1.0%"/&gt;&lt;td style="width:74.872%"/&gt;&lt;td style="width:0.1%"/&gt;&lt;td style="width:1.0%"/&gt;&lt;td style="width:10.011%"/&gt;&lt;td style="width:0.1%"/&gt;&lt;td style="width:0.1%"/&gt;&lt;td style="width:1.605%"/&gt;&lt;td style="width:0.1%"/&gt;&lt;td style="width:1.0%"/&gt;&lt;td style="width:10.012%"/&gt;&lt;td style="width:0.1%"/&gt;&lt;/tr&gt;&lt;tr&gt;&lt;td colspan="3" style="padding:2px 1pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-style:italic;font-weight:700;line-height:100%"&gt;(in thousands)&lt;/span&gt;&lt;/td&gt;&lt;td colspan="3" style="padding:2px 1pt;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-style:italic;font-weight:700;line-height:120%"&gt;2021&lt;/span&gt;&lt;/td&gt;&lt;td colspan="3" style="padding:0 1pt"/&gt;&lt;td colspan="3" style="padding:2px 1pt;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-style:italic;font-weight:700;line-height:120%"&gt;2020&lt;/span&gt;&lt;/td&gt;&lt;/tr&gt;&lt;tr style="height:3pt"&gt;&lt;td colspan="3" style="border-top:1pt solid #000;padding:0 1pt"/&gt;&lt;td colspan="3" style="border-top:1pt solid #000;padding:0 1pt"/&gt;&lt;td colspan="3" style="border-top:1pt solid #000;padding:0 1pt"/&gt;&lt;td colspan="3" style="border-top:1pt solid #000;padding:0 1pt"/&gt;&lt;/tr&gt;&lt;tr&gt;&lt;td colspan="3" style="background-color:#dbdbdb;padding:2px 1pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:100%"&gt;Beginning Balance, January 1&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#dbdbdb;padding:2px 0 2px 1pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:100%"&gt;$&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#dbdbdb;padding:2px 0;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:100%"&gt;3,215&lt;/span&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%"&gt;&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#dbdbdb;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/&gt;&lt;td colspan="3" style="background-color:#dbdbdb;padding:0 1pt"/&gt;&lt;td style="background-color:#dbdbdb;padding:2px 0 2px 1pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%"&gt;$&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#dbdbdb;padding:2px 0;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%"&gt;1,339&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#dbdbdb;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/&gt;&lt;/tr&gt;&lt;tr&gt;&lt;td colspan="3" style="background-color:#ffffff;padding:2px 1pt 2px 7pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%"&gt;Additions Charged to Expense&lt;/span&gt;&lt;/td&gt;&lt;td colspan="2" style="background-color:#ffffff;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:100%"&gt;211&lt;/span&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%"&gt;&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#ffffff;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/&gt;&lt;td colspan="3" style="background-color:#ffffff;padding:0 1pt"/&gt;&lt;td colspan="2" style="background-color:#ffffff;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%"&gt;635&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#ffffff;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/&gt;&lt;/tr&gt;&lt;tr&gt;&lt;td colspan="3" style="background-color:#dbdbdb;padding:2px 1pt 2px 7pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%"&gt;Reductions for Amounts Written-Off, Net of Recoveries&lt;/span&gt;&lt;/td&gt;&lt;td colspan="2" style="background-color:#dbdbdb;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:100%"&gt;(443)&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#dbdbdb;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/&gt;&lt;td colspan="3" style="background-color:#dbdbdb;padding:0 1pt"/&gt;&lt;td colspan="2" style="background-color:#dbdbdb;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%"&gt;(293)&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#dbdbdb;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/&gt;&lt;/tr&gt;&lt;tr&gt;&lt;td colspan="3" style="background-color:#ffffff;border-top:1pt solid #000;padding:2px 1pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:100%"&gt;Ending Balance, March 31&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#ffffff;border-top:1pt solid #000;padding:2px 0 2px 1pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:100%"&gt;$&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#ffffff;border-top:1pt solid #000;padding:2px 0;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:100%"&gt;2,983&lt;/span&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%"&gt;&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#ffffff;border-top:1pt solid #000;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/&gt;&lt;td colspan="3" style="background-color:#ffffff;border-top:1pt solid #000;padding:0 1pt"/&gt;&lt;td style="background-color:#ffffff;border-top:1pt solid #000;padding:2px 0 2px 1pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%"&gt;$&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#ffffff;border-top:1pt solid #000;padding:2px 0;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%"&gt;1,681&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#ffffff;border-top:1pt solid #000;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/&gt;&lt;/tr&gt;&lt;/table&gt;&lt;/div&gt;</us-gaap:AccountsReceivableAllowanceForCreditLossTableTextBlock>
    <us-gaap:AllowanceForDoubtfulAccountsReceivable
      contextRef="ifaff5a04688f4997a27c915d8eb05db2_I20201231"
      decimals="-3"
      id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN180OS9mcmFnOmU5NGYyYWQ4ZDVkNzRiN2JhZDlkZGIwOWQ3MjNiOTNmL3RhYmxlOjYwYzNkMzdlYzQ1YzQzMDc5MzQ4YWRhM2Y0ODE5MTg4L3RhYmxlcmFuZ2U6NjBjM2QzN2VjNDVjNDMwNzkzNDhhZGEzZjQ4MTkxODhfMi0xLTEtMS0w_6ab866d3-7d19-42a4-a778-3a5192eab0ff"
      unitRef="usd">3215000</us-gaap:AllowanceForDoubtfulAccountsReceivable>
    <us-gaap:AllowanceForDoubtfulAccountsReceivable
      contextRef="i28c5c5fd4936450fbcde574f8a44083f_I20191231"
      decimals="-3"
      id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN180OS9mcmFnOmU5NGYyYWQ4ZDVkNzRiN2JhZDlkZGIwOWQ3MjNiOTNmL3RhYmxlOjYwYzNkMzdlYzQ1YzQzMDc5MzQ4YWRhM2Y0ODE5MTg4L3RhYmxlcmFuZ2U6NjBjM2QzN2VjNDVjNDMwNzkzNDhhZGEzZjQ4MTkxODhfMi0zLTEtMS0w_8ba7741a-c2f2-4fa1-ab97-ba95d0901959"
      unitRef="usd">1339000</us-gaap:AllowanceForDoubtfulAccountsReceivable>
    <us-gaap:AllowanceForDoubtfulAccountsReceivablePeriodIncreaseDecrease
      contextRef="i3a76d1213b09470fa8c6c3f49fa75d98_D20210101-20210331"
      decimals="-3"
      id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN180OS9mcmFnOmU5NGYyYWQ4ZDVkNzRiN2JhZDlkZGIwOWQ3MjNiOTNmL3RhYmxlOjYwYzNkMzdlYzQ1YzQzMDc5MzQ4YWRhM2Y0ODE5MTg4L3RhYmxlcmFuZ2U6NjBjM2QzN2VjNDVjNDMwNzkzNDhhZGEzZjQ4MTkxODhfMy0xLTEtMS0w_cac99189-2905-417f-8743-343e74d67ef3"
      unitRef="usd">211000</us-gaap:AllowanceForDoubtfulAccountsReceivablePeriodIncreaseDecrease>
    <us-gaap:AllowanceForDoubtfulAccountsReceivablePeriodIncreaseDecrease
      contextRef="i052d02afe6704673b1b47c9fbf47ec24_D20200101-20200331"
      decimals="-3"
      id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN180OS9mcmFnOmU5NGYyYWQ4ZDVkNzRiN2JhZDlkZGIwOWQ3MjNiOTNmL3RhYmxlOjYwYzNkMzdlYzQ1YzQzMDc5MzQ4YWRhM2Y0ODE5MTg4L3RhYmxlcmFuZ2U6NjBjM2QzN2VjNDVjNDMwNzkzNDhhZGEzZjQ4MTkxODhfMy0zLTEtMS0w_bd62555f-b854-48dc-b976-f12e03625e85"
      unitRef="usd">635000</us-gaap:AllowanceForDoubtfulAccountsReceivablePeriodIncreaseDecrease>
    <ottr:AccountsReceivableAllowanceForCreditLossWriteoffAfterRecovery
      contextRef="i3a76d1213b09470fa8c6c3f49fa75d98_D20210101-20210331"
      decimals="-3"
      id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN180OS9mcmFnOmU5NGYyYWQ4ZDVkNzRiN2JhZDlkZGIwOWQ3MjNiOTNmL3RhYmxlOjYwYzNkMzdlYzQ1YzQzMDc5MzQ4YWRhM2Y0ODE5MTg4L3RhYmxlcmFuZ2U6NjBjM2QzN2VjNDVjNDMwNzkzNDhhZGEzZjQ4MTkxODhfNC0xLTEtMS0w_29926913-7b67-431b-9c4d-1b822bdaca47"
      unitRef="usd">443000</ottr:AccountsReceivableAllowanceForCreditLossWriteoffAfterRecovery>
    <ottr:AccountsReceivableAllowanceForCreditLossWriteoffAfterRecovery
      contextRef="i052d02afe6704673b1b47c9fbf47ec24_D20200101-20200331"
      decimals="-3"
      id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN180OS9mcmFnOmU5NGYyYWQ4ZDVkNzRiN2JhZDlkZGIwOWQ3MjNiOTNmL3RhYmxlOjYwYzNkMzdlYzQ1YzQzMDc5MzQ4YWRhM2Y0ODE5MTg4L3RhYmxlcmFuZ2U6NjBjM2QzN2VjNDVjNDMwNzkzNDhhZGEzZjQ4MTkxODhfNC0zLTEtMS0w_55974bf7-0917-4a1c-a51a-b6568fdfca17"
      unitRef="usd">293000</ottr:AccountsReceivableAllowanceForCreditLossWriteoffAfterRecovery>
    <us-gaap:AllowanceForDoubtfulAccountsReceivable
      contextRef="i5458f4d6e23940ca92dd24eb67c70571_I20210331"
      decimals="-3"
      id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN180OS9mcmFnOmU5NGYyYWQ4ZDVkNzRiN2JhZDlkZGIwOWQ3MjNiOTNmL3RhYmxlOjYwYzNkMzdlYzQ1YzQzMDc5MzQ4YWRhM2Y0ODE5MTg4L3RhYmxlcmFuZ2U6NjBjM2QzN2VjNDVjNDMwNzkzNDhhZGEzZjQ4MTkxODhfNS0xLTEtMS0w_8537db22-ebeb-43ea-af4b-7f245ce3a6d5"
      unitRef="usd">2983000</us-gaap:AllowanceForDoubtfulAccountsReceivable>
    <us-gaap:AllowanceForDoubtfulAccountsReceivable
      contextRef="ic8fd250704a84c89af2f5d812fa776ae_I20200331"
      decimals="-3"
      id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN180OS9mcmFnOmU5NGYyYWQ4ZDVkNzRiN2JhZDlkZGIwOWQ3MjNiOTNmL3RhYmxlOjYwYzNkMzdlYzQ1YzQzMDc5MzQ4YWRhM2Y0ODE5MTg4L3RhYmxlcmFuZ2U6NjBjM2QzN2VjNDVjNDMwNzkzNDhhZGEzZjQ4MTkxODhfNS0zLTEtMS0w_468f4457-c615-4125-9040-4a68f8e61a6d"
      unitRef="usd">1681000</us-gaap:AllowanceForDoubtfulAccountsReceivable>
    <us-gaap:ScheduleOfInventoryCurrentTableTextBlock
      contextRef="i3a76d1213b09470fa8c6c3f49fa75d98_D20210101-20210331"
      id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN180OS9mcmFnOmU5NGYyYWQ4ZDVkNzRiN2JhZDlkZGIwOWQ3MjNiOTNmL3RleHRyZWdpb246ZTk0ZjJhZDhkNWQ3NGI3YmFkOWRkYjA5ZDcyM2I5M2ZfODc5NjA5MzAyMzE1NQ_82df647e-f619-4b69-bf52-928738dc88ae">&lt;div&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:9pt;font-weight:400;line-height:120%"&gt;Inventories consist of the following as of March&#160;31, 2021 and December&#160;31, 2020:&lt;/span&gt;&lt;/div&gt;&lt;div style="margin-bottom:3pt"&gt;&lt;table style="border-collapse:collapse;display:inline-table;margin-bottom:5pt;vertical-align:text-bottom;width:100.000%"&gt;&lt;tr&gt;&lt;td style="width:1.0%"/&gt;&lt;td style="width:74.872%"/&gt;&lt;td style="width:0.1%"/&gt;&lt;td style="width:1.0%"/&gt;&lt;td style="width:10.011%"/&gt;&lt;td style="width:0.1%"/&gt;&lt;td style="width:0.1%"/&gt;&lt;td style="width:1.605%"/&gt;&lt;td style="width:0.1%"/&gt;&lt;td style="width:1.0%"/&gt;&lt;td style="width:10.012%"/&gt;&lt;td style="width:0.1%"/&gt;&lt;/tr&gt;&lt;tr&gt;&lt;td colspan="3" style="padding:2px 1pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-style:italic;font-weight:700;line-height:120%"&gt;(in thousands)&lt;/span&gt;&lt;/td&gt;&lt;td colspan="3" style="padding:2px 1pt;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-style:italic;font-weight:700;line-height:120%"&gt;March 31,&lt;br/&gt;2021&lt;/span&gt;&lt;/td&gt;&lt;td colspan="3" style="padding:0 1pt"/&gt;&lt;td colspan="3" style="padding:2px 1pt;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-style:italic;font-weight:700;line-height:120%"&gt;December 31,&lt;br/&gt;2020&lt;/span&gt;&lt;/td&gt;&lt;/tr&gt;&lt;tr style="height:3pt"&gt;&lt;td colspan="3" style="border-top:1pt solid #000;padding:0 1pt"/&gt;&lt;td colspan="3" style="border-top:1pt solid #000;padding:0 1pt"/&gt;&lt;td colspan="3" style="border-top:1pt solid #000;padding:0 1pt"/&gt;&lt;td colspan="3" style="border-top:1pt solid #000;padding:0 1pt"/&gt;&lt;/tr&gt;&lt;tr&gt;&lt;td colspan="3" style="background-color:#dbdbdb;padding:2px 1pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%"&gt;Finished Goods&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#dbdbdb;padding:2px 0 2px 1pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:120%"&gt;$&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#dbdbdb;padding:2px 0;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:120%"&gt;20,567&lt;/span&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%"&gt;&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#dbdbdb;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/&gt;&lt;td colspan="3" style="background-color:#dbdbdb;padding:0 1pt"/&gt;&lt;td style="background-color:#dbdbdb;padding:2px 0 2px 1pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%"&gt;$&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#dbdbdb;padding:2px 0;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%"&gt;22,046&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#dbdbdb;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/&gt;&lt;/tr&gt;&lt;tr&gt;&lt;td colspan="3" style="background-color:#ffffff;padding:2px 1pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%"&gt;Work in Process&lt;/span&gt;&lt;/td&gt;&lt;td colspan="2" style="background-color:#ffffff;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:120%"&gt;19,324&lt;/span&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%"&gt;&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#ffffff;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/&gt;&lt;td colspan="3" style="background-color:#ffffff;padding:0 1pt"/&gt;&lt;td colspan="2" style="background-color:#ffffff;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%"&gt;16,210&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#ffffff;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/&gt;&lt;/tr&gt;&lt;tr&gt;&lt;td colspan="3" style="background-color:#dbdbdb;padding:2px 1pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%"&gt;Raw Material, Fuel and Supplies&lt;/span&gt;&lt;/td&gt;&lt;td colspan="2" style="background-color:#dbdbdb;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:120%"&gt;52,535&lt;/span&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%"&gt;&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#dbdbdb;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/&gt;&lt;td colspan="3" style="background-color:#dbdbdb;padding:0 1pt"/&gt;&lt;td colspan="2" style="background-color:#dbdbdb;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%"&gt;53,909&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#dbdbdb;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/&gt;&lt;/tr&gt;&lt;tr&gt;&lt;td colspan="3" style="background-color:#ffffff;border-top:1pt solid #000;padding:2px 1pt 2px 1.75pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:120%"&gt;Total Inventories&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#ffffff;border-top:1pt solid #000;padding:2px 0 2px 1pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:120%"&gt;$&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#ffffff;border-top:1pt solid #000;padding:2px 0;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:120%"&gt;92,426&lt;/span&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%"&gt;&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#ffffff;border-top:1pt solid #000;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/&gt;&lt;td colspan="3" style="background-color:#ffffff;border-top:1pt solid #000;padding:0 1pt"/&gt;&lt;td style="background-color:#ffffff;border-top:1pt solid #000;padding:2px 0 2px 1pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%"&gt;$&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#ffffff;border-top:1pt solid #000;padding:2px 0;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%"&gt;92,165&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#ffffff;border-top:1pt solid #000;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/&gt;&lt;/tr&gt;&lt;/table&gt;&lt;/div&gt;</us-gaap:ScheduleOfInventoryCurrentTableTextBlock>
    <us-gaap:InventoryFinishedGoodsNetOfReserves
      contextRef="i5458f4d6e23940ca92dd24eb67c70571_I20210331"
      decimals="-3"
      id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN180OS9mcmFnOmU5NGYyYWQ4ZDVkNzRiN2JhZDlkZGIwOWQ3MjNiOTNmL3RhYmxlOjlmMjk1M2U1MzA1MzQwYWRhMzRmNWIzY2FiNzJlMWVlL3RhYmxlcmFuZ2U6OWYyOTUzZTUzMDUzNDBhZGEzNGY1YjNjYWI3MmUxZWVfMi0xLTEtMS03NTI_aca093c0-dc23-4937-b0c4-1bbd463d89f1"
      unitRef="usd">20567000</us-gaap:InventoryFinishedGoodsNetOfReserves>
    <us-gaap:InventoryFinishedGoodsNetOfReserves
      contextRef="ifaff5a04688f4997a27c915d8eb05db2_I20201231"
      decimals="-3"
      id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN180OS9mcmFnOmU5NGYyYWQ4ZDVkNzRiN2JhZDlkZGIwOWQ3MjNiOTNmL3RhYmxlOjlmMjk1M2U1MzA1MzQwYWRhMzRmNWIzY2FiNzJlMWVlL3RhYmxlcmFuZ2U6OWYyOTUzZTUzMDUzNDBhZGEzNGY1YjNjYWI3MmUxZWVfMi0zLTEtMS03NTI_0e915efd-b04e-41fd-905b-87804fc41585"
      unitRef="usd">22046000</us-gaap:InventoryFinishedGoodsNetOfReserves>
    <us-gaap:InventoryWorkInProcess
      contextRef="i5458f4d6e23940ca92dd24eb67c70571_I20210331"
      decimals="-3"
      id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN180OS9mcmFnOmU5NGYyYWQ4ZDVkNzRiN2JhZDlkZGIwOWQ3MjNiOTNmL3RhYmxlOjlmMjk1M2U1MzA1MzQwYWRhMzRmNWIzY2FiNzJlMWVlL3RhYmxlcmFuZ2U6OWYyOTUzZTUzMDUzNDBhZGEzNGY1YjNjYWI3MmUxZWVfMy0xLTEtMS03NTI_b81b174e-b257-44b2-ac07-447b28506d67"
      unitRef="usd">19324000</us-gaap:InventoryWorkInProcess>
    <us-gaap:InventoryWorkInProcess
      contextRef="ifaff5a04688f4997a27c915d8eb05db2_I20201231"
      decimals="-3"
      id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN180OS9mcmFnOmU5NGYyYWQ4ZDVkNzRiN2JhZDlkZGIwOWQ3MjNiOTNmL3RhYmxlOjlmMjk1M2U1MzA1MzQwYWRhMzRmNWIzY2FiNzJlMWVlL3RhYmxlcmFuZ2U6OWYyOTUzZTUzMDUzNDBhZGEzNGY1YjNjYWI3MmUxZWVfMy0zLTEtMS03NTI_3f26159b-9b76-43b9-8be5-09924698f901"
      unitRef="usd">16210000</us-gaap:InventoryWorkInProcess>
    <us-gaap:InventoryRawMaterialsAndSupplies
      contextRef="i5458f4d6e23940ca92dd24eb67c70571_I20210331"
      decimals="-3"
      id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN180OS9mcmFnOmU5NGYyYWQ4ZDVkNzRiN2JhZDlkZGIwOWQ3MjNiOTNmL3RhYmxlOjlmMjk1M2U1MzA1MzQwYWRhMzRmNWIzY2FiNzJlMWVlL3RhYmxlcmFuZ2U6OWYyOTUzZTUzMDUzNDBhZGEzNGY1YjNjYWI3MmUxZWVfNC0xLTEtMS03NTI_97c17a81-b8f2-4583-bbec-ef3005d78f92"
      unitRef="usd">52535000</us-gaap:InventoryRawMaterialsAndSupplies>
    <us-gaap:InventoryRawMaterialsAndSupplies
      contextRef="ifaff5a04688f4997a27c915d8eb05db2_I20201231"
      decimals="-3"
      id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN180OS9mcmFnOmU5NGYyYWQ4ZDVkNzRiN2JhZDlkZGIwOWQ3MjNiOTNmL3RhYmxlOjlmMjk1M2U1MzA1MzQwYWRhMzRmNWIzY2FiNzJlMWVlL3RhYmxlcmFuZ2U6OWYyOTUzZTUzMDUzNDBhZGEzNGY1YjNjYWI3MmUxZWVfNC0zLTEtMS03NTI_3cf71d24-ebb8-4089-82d7-2b2e9d9daf37"
      unitRef="usd">53909000</us-gaap:InventoryRawMaterialsAndSupplies>
    <us-gaap:InventoryNet
      contextRef="i5458f4d6e23940ca92dd24eb67c70571_I20210331"
      decimals="-3"
      id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN180OS9mcmFnOmU5NGYyYWQ4ZDVkNzRiN2JhZDlkZGIwOWQ3MjNiOTNmL3RhYmxlOjlmMjk1M2U1MzA1MzQwYWRhMzRmNWIzY2FiNzJlMWVlL3RhYmxlcmFuZ2U6OWYyOTUzZTUzMDUzNDBhZGEzNGY1YjNjYWI3MmUxZWVfNS0xLTEtMS03NTI_20e71630-aede-49d4-982b-cfe63500e58f"
      unitRef="usd">92426000</us-gaap:InventoryNet>
    <us-gaap:InventoryNet
      contextRef="ifaff5a04688f4997a27c915d8eb05db2_I20201231"
      decimals="-3"
      id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN180OS9mcmFnOmU5NGYyYWQ4ZDVkNzRiN2JhZDlkZGIwOWQ3MjNiOTNmL3RhYmxlOjlmMjk1M2U1MzA1MzQwYWRhMzRmNWIzY2FiNzJlMWVlL3RhYmxlcmFuZ2U6OWYyOTUzZTUzMDUzNDBhZGEzNGY1YjNjYWI3MmUxZWVfNS0zLTEtMS03NTI_65286ed6-53e9-4dbf-9330-6f96e674a47f"
      unitRef="usd">92165000</us-gaap:InventoryNet>
    <us-gaap:InvestmentTableTextBlock
      contextRef="i3a76d1213b09470fa8c6c3f49fa75d98_D20210101-20210331"
      id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN180OS9mcmFnOmU5NGYyYWQ4ZDVkNzRiN2JhZDlkZGIwOWQ3MjNiOTNmL3RleHRyZWdpb246ZTk0ZjJhZDhkNWQ3NGI3YmFkOWRkYjA5ZDcyM2I5M2ZfODc5NjA5MzAyMzE1Ng_c00e8095-df15-4423-b39c-35d92f9a3ef4">&lt;div style="margin-bottom:3pt"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:9pt;font-weight:400;line-height:120%"&gt;The following is a summary of our investments at March&#160;31, 2021 and December&#160;31, 2020:&lt;/span&gt;&lt;/div&gt;&lt;div style="margin-bottom:6pt"&gt;&lt;table style="border-collapse:collapse;display:inline-table;margin-bottom:5pt;vertical-align:text-bottom;width:100.000%"&gt;&lt;tr&gt;&lt;td style="width:1.0%"/&gt;&lt;td style="width:74.872%"/&gt;&lt;td style="width:0.1%"/&gt;&lt;td style="width:1.0%"/&gt;&lt;td style="width:10.011%"/&gt;&lt;td style="width:0.1%"/&gt;&lt;td style="width:0.1%"/&gt;&lt;td style="width:1.605%"/&gt;&lt;td style="width:0.1%"/&gt;&lt;td style="width:1.0%"/&gt;&lt;td style="width:10.012%"/&gt;&lt;td style="width:0.1%"/&gt;&lt;/tr&gt;&lt;tr&gt;&lt;td colspan="3" style="padding:2px 1pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-style:italic;font-weight:700;line-height:120%"&gt;(in thousands)&lt;/span&gt;&lt;/td&gt;&lt;td colspan="3" style="padding:2px 1pt;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-style:italic;font-weight:700;line-height:120%"&gt;March 31,&lt;br/&gt;2021&lt;/span&gt;&lt;/td&gt;&lt;td colspan="3" style="padding:0 1pt"/&gt;&lt;td colspan="3" style="padding:2px 1pt;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-style:italic;font-weight:700;line-height:120%"&gt;December 31,&lt;br/&gt;2020&lt;/span&gt;&lt;/td&gt;&lt;/tr&gt;&lt;tr style="height:3pt"&gt;&lt;td colspan="3" style="border-top:1pt solid #000;padding:0 1pt"/&gt;&lt;td colspan="3" style="border-top:1pt solid #000;padding:0 1pt"/&gt;&lt;td colspan="3" style="border-top:1pt solid #000;padding:0 1pt"/&gt;&lt;td colspan="3" style="border-top:1pt solid #000;padding:0 1pt"/&gt;&lt;/tr&gt;&lt;tr&gt;&lt;td colspan="3" style="background-color:#dbdbdb;padding:2px 1pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%"&gt;Corporate-Owned Life Insurance Policies&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#dbdbdb;padding:2px 0 2px 1pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:120%"&gt;$&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#dbdbdb;padding:2px 0;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:120%"&gt;38,205&lt;/span&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%"&gt;&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#dbdbdb;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/&gt;&lt;td colspan="3" style="background-color:#dbdbdb;padding:0 1pt"/&gt;&lt;td style="background-color:#dbdbdb;padding:2px 0 2px 1pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%"&gt;$&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#dbdbdb;padding:2px 0;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%"&gt;36,825&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#dbdbdb;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/&gt;&lt;/tr&gt;&lt;tr&gt;&lt;td colspan="3" style="background-color:#ffffff;padding:2px 1pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%"&gt;Debt Securities&lt;/span&gt;&lt;/td&gt;&lt;td colspan="2" style="background-color:#ffffff;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:120%"&gt;9,209&lt;/span&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%"&gt;&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#ffffff;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/&gt;&lt;td colspan="3" style="background-color:#ffffff;padding:0 1pt"/&gt;&lt;td colspan="2" style="background-color:#ffffff;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%"&gt;9,260&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#ffffff;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/&gt;&lt;/tr&gt;&lt;tr&gt;&lt;td colspan="3" style="background-color:#dbdbdb;padding:2px 1pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%"&gt;Money Market Funds&lt;/span&gt;&lt;/td&gt;&lt;td colspan="2" style="background-color:#dbdbdb;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:120%"&gt;1,862&lt;/span&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%"&gt;&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#dbdbdb;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/&gt;&lt;td colspan="3" style="background-color:#dbdbdb;padding:0 1pt"/&gt;&lt;td colspan="2" style="background-color:#dbdbdb;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%"&gt;4,075&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#dbdbdb;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/&gt;&lt;/tr&gt;&lt;tr&gt;&lt;td colspan="3" style="background-color:#ffffff;padding:2px 1pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%"&gt;Mutual Funds&lt;/span&gt;&lt;/td&gt;&lt;td colspan="2" style="background-color:#ffffff;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:120%"&gt;5,141&lt;/span&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%"&gt;&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#ffffff;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/&gt;&lt;td colspan="3" style="background-color:#ffffff;padding:0 1pt"/&gt;&lt;td colspan="2" style="background-color:#ffffff;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%"&gt;1,662&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#ffffff;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/&gt;&lt;/tr&gt;&lt;tr&gt;&lt;td colspan="3" style="background-color:#dbdbdb;padding:2px 1pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%"&gt;Other Investments&lt;/span&gt;&lt;/td&gt;&lt;td colspan="2" style="background-color:#dbdbdb;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:120%"&gt;29&lt;/span&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%"&gt;&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#dbdbdb;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/&gt;&lt;td colspan="3" style="background-color:#dbdbdb;padding:0 1pt"/&gt;&lt;td colspan="2" style="background-color:#dbdbdb;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%"&gt;34&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#dbdbdb;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/&gt;&lt;/tr&gt;&lt;tr&gt;&lt;td colspan="3" style="background-color:#ffffff;border-top:1pt solid #000;padding:2px 1pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:120%"&gt;Total Investments&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#ffffff;border-top:1pt solid #000;padding:2px 0 2px 1pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:120%"&gt;$&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#ffffff;border-top:1pt solid #000;padding:2px 0;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:120%"&gt;54,446&lt;/span&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%"&gt;&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#ffffff;border-top:1pt solid #000;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/&gt;&lt;td colspan="3" style="background-color:#ffffff;border-top:1pt solid #000;padding:0 1pt"/&gt;&lt;td style="background-color:#ffffff;border-top:1pt solid #000;padding:2px 0 2px 1pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%"&gt;$&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#ffffff;border-top:1pt solid #000;padding:2px 0;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%"&gt;51,856&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#ffffff;border-top:1pt solid #000;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/&gt;&lt;/tr&gt;&lt;/table&gt;&lt;/div&gt;</us-gaap:InvestmentTableTextBlock>
    <us-gaap:LifeInsuranceCorporateOrBankOwnedAmount
      contextRef="i5458f4d6e23940ca92dd24eb67c70571_I20210331"
      decimals="-3"
      id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN180OS9mcmFnOmU5NGYyYWQ4ZDVkNzRiN2JhZDlkZGIwOWQ3MjNiOTNmL3RhYmxlOjUzY2NjZDJhMzJjZTQ1ZjA4MjY3NDg0ZTJmNTllNjczL3RhYmxlcmFuZ2U6NTNjY2NkMmEzMmNlNDVmMDgyNjc0ODRlMmY1OWU2NzNfMi0xLTEtMS04MTE_1c1134f2-6ca9-499f-99e5-3b29be49b4a4"
      unitRef="usd">38205000</us-gaap:LifeInsuranceCorporateOrBankOwnedAmount>
    <us-gaap:LifeInsuranceCorporateOrBankOwnedAmount
      contextRef="ifaff5a04688f4997a27c915d8eb05db2_I20201231"
      decimals="-3"
      id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN180OS9mcmFnOmU5NGYyYWQ4ZDVkNzRiN2JhZDlkZGIwOWQ3MjNiOTNmL3RhYmxlOjUzY2NjZDJhMzJjZTQ1ZjA4MjY3NDg0ZTJmNTllNjczL3RhYmxlcmFuZ2U6NTNjY2NkMmEzMmNlNDVmMDgyNjc0ODRlMmY1OWU2NzNfMi0zLTEtMS04MTE_775d4d9b-6e25-4138-8e76-75bdffa812c7"
      unitRef="usd">36825000</us-gaap:LifeInsuranceCorporateOrBankOwnedAmount>
    <us-gaap:AvailableForSaleSecuritiesDebtSecurities
      contextRef="i5458f4d6e23940ca92dd24eb67c70571_I20210331"
      decimals="-3"
      id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN180OS9mcmFnOmU5NGYyYWQ4ZDVkNzRiN2JhZDlkZGIwOWQ3MjNiOTNmL3RhYmxlOjUzY2NjZDJhMzJjZTQ1ZjA4MjY3NDg0ZTJmNTllNjczL3RhYmxlcmFuZ2U6NTNjY2NkMmEzMmNlNDVmMDgyNjc0ODRlMmY1OWU2NzNfMy0xLTEtMS04MTE_41da8c80-0313-4a0c-a348-d657c47c9283"
      unitRef="usd">9209000</us-gaap:AvailableForSaleSecuritiesDebtSecurities>
    <us-gaap:AvailableForSaleSecuritiesDebtSecurities
      contextRef="ifaff5a04688f4997a27c915d8eb05db2_I20201231"
      decimals="-3"
      id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN180OS9mcmFnOmU5NGYyYWQ4ZDVkNzRiN2JhZDlkZGIwOWQ3MjNiOTNmL3RhYmxlOjUzY2NjZDJhMzJjZTQ1ZjA4MjY3NDg0ZTJmNTllNjczL3RhYmxlcmFuZ2U6NTNjY2NkMmEzMmNlNDVmMDgyNjc0ODRlMmY1OWU2NzNfMy0zLTEtMS04MTE_5b2a29ca-da2d-4cb2-9586-e9e76d6c774d"
      unitRef="usd">9260000</us-gaap:AvailableForSaleSecuritiesDebtSecurities>
    <us-gaap:MoneyMarketFundsAtCarryingValue
      contextRef="i5458f4d6e23940ca92dd24eb67c70571_I20210331"
      decimals="-3"
      id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN180OS9mcmFnOmU5NGYyYWQ4ZDVkNzRiN2JhZDlkZGIwOWQ3MjNiOTNmL3RhYmxlOjUzY2NjZDJhMzJjZTQ1ZjA4MjY3NDg0ZTJmNTllNjczL3RhYmxlcmFuZ2U6NTNjY2NkMmEzMmNlNDVmMDgyNjc0ODRlMmY1OWU2NzNfNC0xLTEtMS04MTE_3195ea73-f1d8-4ddf-b904-b9bf49ffbf3d"
      unitRef="usd">1862000</us-gaap:MoneyMarketFundsAtCarryingValue>
    <us-gaap:MoneyMarketFundsAtCarryingValue
      contextRef="ifaff5a04688f4997a27c915d8eb05db2_I20201231"
      decimals="-3"
      id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN180OS9mcmFnOmU5NGYyYWQ4ZDVkNzRiN2JhZDlkZGIwOWQ3MjNiOTNmL3RhYmxlOjUzY2NjZDJhMzJjZTQ1ZjA4MjY3NDg0ZTJmNTllNjczL3RhYmxlcmFuZ2U6NTNjY2NkMmEzMmNlNDVmMDgyNjc0ODRlMmY1OWU2NzNfNC0zLTEtMS04MTE_6f30df70-f826-4088-8c2d-085c43229a2c"
      unitRef="usd">4075000</us-gaap:MoneyMarketFundsAtCarryingValue>
    <us-gaap:EquitySecuritiesFvNi
      contextRef="i5458f4d6e23940ca92dd24eb67c70571_I20210331"
      decimals="-3"
      id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN180OS9mcmFnOmU5NGYyYWQ4ZDVkNzRiN2JhZDlkZGIwOWQ3MjNiOTNmL3RhYmxlOjUzY2NjZDJhMzJjZTQ1ZjA4MjY3NDg0ZTJmNTllNjczL3RhYmxlcmFuZ2U6NTNjY2NkMmEzMmNlNDVmMDgyNjc0ODRlMmY1OWU2NzNfNS0xLTEtMS04MTE_a7a672ad-3ee7-43f6-b4fe-9c4f521d1339"
      unitRef="usd">5141000</us-gaap:EquitySecuritiesFvNi>
    <us-gaap:EquitySecuritiesFvNi
      contextRef="ifaff5a04688f4997a27c915d8eb05db2_I20201231"
      decimals="-3"
      id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN180OS9mcmFnOmU5NGYyYWQ4ZDVkNzRiN2JhZDlkZGIwOWQ3MjNiOTNmL3RhYmxlOjUzY2NjZDJhMzJjZTQ1ZjA4MjY3NDg0ZTJmNTllNjczL3RhYmxlcmFuZ2U6NTNjY2NkMmEzMmNlNDVmMDgyNjc0ODRlMmY1OWU2NzNfNS0zLTEtMS04MTE_72c06580-f8a0-4e0d-b44a-62210746e231"
      unitRef="usd">1662000</us-gaap:EquitySecuritiesFvNi>
    <us-gaap:OtherInvestments
      contextRef="i5458f4d6e23940ca92dd24eb67c70571_I20210331"
      decimals="-3"
      id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN180OS9mcmFnOmU5NGYyYWQ4ZDVkNzRiN2JhZDlkZGIwOWQ3MjNiOTNmL3RhYmxlOjUzY2NjZDJhMzJjZTQ1ZjA4MjY3NDg0ZTJmNTllNjczL3RhYmxlcmFuZ2U6NTNjY2NkMmEzMmNlNDVmMDgyNjc0ODRlMmY1OWU2NzNfNi0xLTEtMS04MTE_0912e1a0-df1b-4d2e-b3cd-4e9224a66317"
      unitRef="usd">29000</us-gaap:OtherInvestments>
    <us-gaap:OtherInvestments
      contextRef="ifaff5a04688f4997a27c915d8eb05db2_I20201231"
      decimals="-3"
      id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN180OS9mcmFnOmU5NGYyYWQ4ZDVkNzRiN2JhZDlkZGIwOWQ3MjNiOTNmL3RhYmxlOjUzY2NjZDJhMzJjZTQ1ZjA4MjY3NDg0ZTJmNTllNjczL3RhYmxlcmFuZ2U6NTNjY2NkMmEzMmNlNDVmMDgyNjc0ODRlMmY1OWU2NzNfNi0zLTEtMS04MTE_9acdb4a1-f602-436a-a068-733a91d3ba7b"
      unitRef="usd">34000</us-gaap:OtherInvestments>
    <us-gaap:Investments
      contextRef="i5458f4d6e23940ca92dd24eb67c70571_I20210331"
      decimals="-3"
      id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN180OS9mcmFnOmU5NGYyYWQ4ZDVkNzRiN2JhZDlkZGIwOWQ3MjNiOTNmL3RhYmxlOjUzY2NjZDJhMzJjZTQ1ZjA4MjY3NDg0ZTJmNTllNjczL3RhYmxlcmFuZ2U6NTNjY2NkMmEzMmNlNDVmMDgyNjc0ODRlMmY1OWU2NzNfNy0xLTEtMS04MTE_90dc670b-6a0a-45ee-b619-06c8daf3d419"
      unitRef="usd">54446000</us-gaap:Investments>
    <us-gaap:Investments
      contextRef="ifaff5a04688f4997a27c915d8eb05db2_I20201231"
      decimals="-3"
      id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN180OS9mcmFnOmU5NGYyYWQ4ZDVkNzRiN2JhZDlkZGIwOWQ3MjNiOTNmL3RhYmxlOjUzY2NjZDJhMzJjZTQ1ZjA4MjY3NDg0ZTJmNTllNjczL3RhYmxlcmFuZ2U6NTNjY2NkMmEzMmNlNDVmMDgyNjc0ODRlMmY1OWU2NzNfNy0zLTEtMS04MTE_c7761b81-99ec-4fd1-a13c-6671c8a614d0"
      unitRef="usd">51856000</us-gaap:Investments>
    <us-gaap:PropertyPlantAndEquipmentTextBlock
      contextRef="i3a76d1213b09470fa8c6c3f49fa75d98_D20210101-20210331"
      id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN180OS9mcmFnOmU5NGYyYWQ4ZDVkNzRiN2JhZDlkZGIwOWQ3MjNiOTNmL3RleHRyZWdpb246ZTk0ZjJhZDhkNWQ3NGI3YmFkOWRkYjA5ZDcyM2I5M2ZfODc5NjA5MzAyMzE1Nw_37cceb68-d5c4-4cf8-b06e-49a62c4e88f3">&lt;div style="margin-bottom:3pt"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:9pt;font-weight:400;line-height:120%"&gt;Major classes of property, plant and equipment as of March&#160;31, 2021 and December&#160;31, 2020 include:&lt;/span&gt;&lt;/div&gt;&lt;div&gt;&lt;table style="border-collapse:collapse;display:inline-table;margin-bottom:5pt;vertical-align:text-bottom;width:100.000%"&gt;&lt;tr&gt;&lt;td style="width:1.0%"/&gt;&lt;td style="width:74.872%"/&gt;&lt;td style="width:0.1%"/&gt;&lt;td style="width:1.0%"/&gt;&lt;td style="width:10.011%"/&gt;&lt;td style="width:0.1%"/&gt;&lt;td style="width:0.1%"/&gt;&lt;td style="width:1.605%"/&gt;&lt;td style="width:0.1%"/&gt;&lt;td style="width:1.0%"/&gt;&lt;td style="width:10.012%"/&gt;&lt;td style="width:0.1%"/&gt;&lt;/tr&gt;&lt;tr&gt;&lt;td colspan="3" style="padding:2px 1pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-style:italic;font-weight:700;line-height:120%"&gt;(in thousands)&lt;/span&gt;&lt;/td&gt;&lt;td colspan="3" style="padding:2px 1pt;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-style:italic;font-weight:700;line-height:120%"&gt;March 31,&lt;br/&gt;2021&lt;/span&gt;&lt;/td&gt;&lt;td colspan="3" style="padding:0 1pt"/&gt;&lt;td colspan="3" style="padding:2px 1pt;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-style:italic;font-weight:700;line-height:120%"&gt;December 31,&lt;br/&gt;2020&lt;/span&gt;&lt;/td&gt;&lt;/tr&gt;&lt;tr style="height:3pt"&gt;&lt;td colspan="3" style="border-top:1pt solid #000;padding:0 1pt"/&gt;&lt;td colspan="3" style="border-top:1pt solid #000;padding:0 1pt"/&gt;&lt;td colspan="3" style="border-top:1pt solid #000;padding:0 1pt"/&gt;&lt;td colspan="3" style="border-top:1pt solid #000;padding:0 1pt"/&gt;&lt;/tr&gt;&lt;tr&gt;&lt;td colspan="3" style="background-color:#dbdbdb;padding:2px 1pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:120%"&gt;Electric Plant in Service&lt;/span&gt;&lt;/td&gt;&lt;td colspan="3" style="background-color:#dbdbdb;padding:2px 1pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:120%"&gt;&#160;&lt;/span&gt;&lt;/td&gt;&lt;td colspan="3" style="background-color:#dbdbdb;padding:0 1pt"/&gt;&lt;td colspan="3" style="background-color:#dbdbdb;padding:2px 1pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:120%"&gt;&#160;&lt;/span&gt;&lt;/td&gt;&lt;/tr&gt;&lt;tr&gt;&lt;td colspan="3" style="background-color:#ffffff;padding:2px 1pt 2px 7pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%"&gt;Electric Plant in Service&lt;/span&gt;&lt;/td&gt;&lt;td colspan="2" style="background-color:#ffffff;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:120%"&gt;2,682,884&lt;/span&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%"&gt;&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#ffffff;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/&gt;&lt;td colspan="3" style="background-color:#ffffff;padding:0 1pt"/&gt;&lt;td colspan="2" style="background-color:#ffffff;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%"&gt;2,531,352&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#ffffff;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/&gt;&lt;/tr&gt;&lt;tr&gt;&lt;td colspan="3" style="background-color:#dbdbdb;padding:2px 1pt 2px 7pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%"&gt;Construction Work in Progress&lt;/span&gt;&lt;/td&gt;&lt;td colspan="2" style="background-color:#dbdbdb;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:120%"&gt;77,676&lt;/span&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%"&gt;&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#dbdbdb;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/&gt;&lt;td colspan="3" style="background-color:#dbdbdb;padding:0 1pt"/&gt;&lt;td colspan="2" style="background-color:#dbdbdb;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%"&gt;203,078&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#dbdbdb;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/&gt;&lt;/tr&gt;&lt;tr&gt;&lt;td colspan="3" style="background-color:#ffffff;border-top:1pt solid #000;padding:2px 1pt 2px 13pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%"&gt;Total Gross Electric Plant&lt;/span&gt;&lt;/td&gt;&lt;td colspan="2" style="background-color:#ffffff;border-top:1pt solid #000;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:120%"&gt;2,760,560&lt;/span&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%"&gt;&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#ffffff;border-top:1pt solid #000;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/&gt;&lt;td colspan="3" style="background-color:#ffffff;border-top:1pt solid #000;padding:0 1pt"/&gt;&lt;td colspan="2" style="background-color:#ffffff;border-top:1pt solid #000;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%"&gt;2,734,430&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#ffffff;border-top:1pt solid #000;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/&gt;&lt;/tr&gt;&lt;tr&gt;&lt;td colspan="3" style="background-color:#dbdbdb;padding:2px 1pt 2px 7pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%"&gt;Less Accumulated Depreciation and Amortization&lt;/span&gt;&lt;/td&gt;&lt;td colspan="2" style="background-color:#dbdbdb;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:120%"&gt;796,161&lt;/span&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%"&gt;&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#dbdbdb;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/&gt;&lt;td colspan="3" style="background-color:#dbdbdb;padding:0 1pt"/&gt;&lt;td colspan="2" style="background-color:#dbdbdb;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%"&gt;778,988&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#dbdbdb;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/&gt;&lt;/tr&gt;&lt;tr&gt;&lt;td colspan="3" style="background-color:#ffffff;border-top:1pt solid #000;padding:2px 1pt 2px 13.75pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%"&gt;Net Electric Plant&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#ffffff;border-top:1pt solid #000;padding:2px 0 2px 1pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:120%"&gt;$&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#ffffff;border-top:1pt solid #000;padding:2px 0;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:120%"&gt;1,964,399&lt;/span&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%"&gt;&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#ffffff;border-top:1pt solid #000;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/&gt;&lt;td colspan="3" style="background-color:#ffffff;border-top:1pt solid #000;padding:0 1pt"/&gt;&lt;td style="background-color:#ffffff;border-top:1pt solid #000;padding:2px 0 2px 1pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%"&gt;$&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#ffffff;border-top:1pt solid #000;padding:2px 0;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%"&gt;1,955,442&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#ffffff;border-top:1pt solid #000;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/&gt;&lt;/tr&gt;&lt;tr&gt;&lt;td colspan="3" style="background-color:#dbdbdb;padding:2px 1pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:120%"&gt;Nonelectric Property, Plant and Equipment&lt;/span&gt;&lt;/td&gt;&lt;td colspan="3" style="background-color:#dbdbdb;padding:0 1pt"/&gt;&lt;td colspan="3" style="background-color:#dbdbdb;padding:0 1pt"/&gt;&lt;td colspan="3" style="background-color:#dbdbdb;padding:0 1pt"/&gt;&lt;/tr&gt;&lt;tr&gt;&lt;td colspan="3" style="background-color:#ffffff;padding:2px 1pt 2px 7pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%"&gt;Nonelectric Property, Plant and Equipment in Service&lt;/span&gt;&lt;/td&gt;&lt;td colspan="2" style="background-color:#ffffff;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:120%"&gt;259,975&lt;/span&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%"&gt;&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#ffffff;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/&gt;&lt;td colspan="3" style="background-color:#ffffff;padding:0 1pt"/&gt;&lt;td colspan="2" style="background-color:#ffffff;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%"&gt;258,730&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#ffffff;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/&gt;&lt;/tr&gt;&lt;tr&gt;&lt;td colspan="3" style="background-color:#dbdbdb;padding:2px 1pt 2px 7pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%"&gt;Construction Work in Progress&lt;/span&gt;&lt;/td&gt;&lt;td colspan="2" style="background-color:#dbdbdb;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:120%"&gt;12,086&lt;/span&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%"&gt;&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#dbdbdb;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/&gt;&lt;td colspan="3" style="background-color:#dbdbdb;padding:0 1pt"/&gt;&lt;td colspan="2" style="background-color:#dbdbdb;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%"&gt;9,290&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#dbdbdb;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/&gt;&lt;/tr&gt;&lt;tr&gt;&lt;td colspan="3" style="background-color:#ffffff;border-top:1pt solid #000;padding:2px 1pt 2px 13pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%"&gt;Total Gross Nonelectric Property, Plant and Equipment&lt;/span&gt;&lt;/td&gt;&lt;td colspan="2" style="background-color:#ffffff;border-top:1pt solid #000;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:120%"&gt;272,061&lt;/span&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%"&gt;&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#ffffff;border-top:1pt solid #000;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/&gt;&lt;td colspan="3" style="background-color:#ffffff;border-top:1pt solid #000;padding:0 1pt"/&gt;&lt;td colspan="2" style="background-color:#ffffff;border-top:1pt solid #000;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%"&gt;268,020&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#ffffff;border-top:1pt solid #000;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/&gt;&lt;/tr&gt;&lt;tr&gt;&lt;td colspan="3" style="background-color:#dbdbdb;padding:2px 1pt 2px 7pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%"&gt;Less Accumulated Depreciation and Amortization&lt;/span&gt;&lt;/td&gt;&lt;td colspan="2" style="background-color:#dbdbdb;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:120%"&gt;175,668&lt;/span&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%"&gt;&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#dbdbdb;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/&gt;&lt;td colspan="3" style="background-color:#dbdbdb;padding:0 1pt"/&gt;&lt;td colspan="2" style="background-color:#dbdbdb;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%"&gt;174,189&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#dbdbdb;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/&gt;&lt;/tr&gt;&lt;tr&gt;&lt;td colspan="3" style="background-color:#ffffff;border-top:1pt solid #000;padding:2px 1pt 2px 13.75pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%"&gt;Net Nonelectric Property, Plant and Equipment&lt;/span&gt;&lt;/td&gt;&lt;td colspan="2" style="background-color:#ffffff;border-top:1pt solid #000;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:120%"&gt;96,393&lt;/span&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%"&gt;&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#ffffff;border-top:1pt solid #000;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/&gt;&lt;td colspan="3" style="background-color:#ffffff;border-top:1pt solid #000;padding:0 1pt"/&gt;&lt;td colspan="2" style="background-color:#ffffff;border-top:1pt solid #000;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%"&gt;93,831&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#ffffff;border-top:1pt solid #000;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/&gt;&lt;/tr&gt;&lt;tr&gt;&lt;td colspan="3" style="background-color:#dbdbdb;border-top:1pt solid #000;padding:2px 1pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:120%"&gt;Net Property, Plant and Equipment&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#dbdbdb;border-top:1pt solid #000;padding:2px 0 2px 1pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:120%"&gt;$&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#dbdbdb;border-top:1pt solid #000;padding:2px 0;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:120%"&gt;2,060,792&lt;/span&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%"&gt;&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#dbdbdb;border-top:1pt solid #000;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/&gt;&lt;td colspan="3" style="background-color:#dbdbdb;border-top:1pt solid #000;padding:0 1pt"/&gt;&lt;td style="background-color:#dbdbdb;border-top:1pt solid #000;padding:2px 0 2px 1pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%"&gt;$&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#dbdbdb;border-top:1pt solid #000;padding:2px 0;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%"&gt;2,049,273&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#dbdbdb;border-top:1pt solid #000;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/&gt;&lt;/tr&gt;&lt;/table&gt;&lt;/div&gt;</us-gaap:PropertyPlantAndEquipmentTextBlock>
    <us-gaap:PropertyPlantAndEquipmentGross
      contextRef="i13db6d6f6cc345629f379fad2f040249_I20210331"
      decimals="-3"
      id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN180OS9mcmFnOmU5NGYyYWQ4ZDVkNzRiN2JhZDlkZGIwOWQ3MjNiOTNmL3RhYmxlOmRjMGU3NjZmNjYxYTQxNDI5YWNjOWVhNDU0ZmFmOWE0L3RhYmxlcmFuZ2U6ZGMwZTc2NmY2NjFhNDE0MjlhY2M5ZWE0NTRmYWY5YTRfNy0xLTEtMS05MTU_6fa40cc6-ffad-44e6-b85a-2b9210f96ee9"
      unitRef="usd">2682884000</us-gaap:PropertyPlantAndEquipmentGross>
    <us-gaap:PropertyPlantAndEquipmentGross
      contextRef="i9b6ad9ab325049359a018a430805e834_I20201231"
      decimals="-3"
      id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN180OS9mcmFnOmU5NGYyYWQ4ZDVkNzRiN2JhZDlkZGIwOWQ3MjNiOTNmL3RhYmxlOmRjMGU3NjZmNjYxYTQxNDI5YWNjOWVhNDU0ZmFmOWE0L3RhYmxlcmFuZ2U6ZGMwZTc2NmY2NjFhNDE0MjlhY2M5ZWE0NTRmYWY5YTRfNy0zLTEtMS05MTU_00ddeb46-82a8-4857-b6d9-1257bb997f6a"
      unitRef="usd">2531352000</us-gaap:PropertyPlantAndEquipmentGross>
    <us-gaap:PropertyPlantAndEquipmentGross
      contextRef="idbaf39d2a5b04828b5b3b2d8c2af87af_I20210331"
      decimals="-3"
      id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN180OS9mcmFnOmU5NGYyYWQ4ZDVkNzRiN2JhZDlkZGIwOWQ3MjNiOTNmL3RhYmxlOmRjMGU3NjZmNjYxYTQxNDI5YWNjOWVhNDU0ZmFmOWE0L3RhYmxlcmFuZ2U6ZGMwZTc2NmY2NjFhNDE0MjlhY2M5ZWE0NTRmYWY5YTRfOC0xLTEtMS05MTU_3c2eabd3-149a-47fe-a6a6-ad7ce7a5d38b"
      unitRef="usd">77676000</us-gaap:PropertyPlantAndEquipmentGross>
    <us-gaap:PropertyPlantAndEquipmentGross
      contextRef="i5e91b8d3b0fa45efa53b93aafab822a3_I20201231"
      decimals="-3"
      id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN180OS9mcmFnOmU5NGYyYWQ4ZDVkNzRiN2JhZDlkZGIwOWQ3MjNiOTNmL3RhYmxlOmRjMGU3NjZmNjYxYTQxNDI5YWNjOWVhNDU0ZmFmOWE0L3RhYmxlcmFuZ2U6ZGMwZTc2NmY2NjFhNDE0MjlhY2M5ZWE0NTRmYWY5YTRfOC0zLTEtMS05MTU_20dd1633-3c09-4f41-9cab-3a0ce1fefe7a"
      unitRef="usd">203078000</us-gaap:PropertyPlantAndEquipmentGross>
    <us-gaap:PropertyPlantAndEquipmentGross
      contextRef="i93b8b27d1eb148c7861a899d9576ab17_I20210331"
      decimals="-3"
      id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN180OS9mcmFnOmU5NGYyYWQ4ZDVkNzRiN2JhZDlkZGIwOWQ3MjNiOTNmL3RhYmxlOmRjMGU3NjZmNjYxYTQxNDI5YWNjOWVhNDU0ZmFmOWE0L3RhYmxlcmFuZ2U6ZGMwZTc2NmY2NjFhNDE0MjlhY2M5ZWE0NTRmYWY5YTRfOS0xLTEtMS05MTU_03b86156-8d81-4972-9116-d889c53eea0f"
      unitRef="usd">2760560000</us-gaap:PropertyPlantAndEquipmentGross>
    <us-gaap:PropertyPlantAndEquipmentGross
      contextRef="i1cc03c4aaa58493a94f2a8b97cf08c39_I20201231"
      decimals="-3"
      id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN180OS9mcmFnOmU5NGYyYWQ4ZDVkNzRiN2JhZDlkZGIwOWQ3MjNiOTNmL3RhYmxlOmRjMGU3NjZmNjYxYTQxNDI5YWNjOWVhNDU0ZmFmOWE0L3RhYmxlcmFuZ2U6ZGMwZTc2NmY2NjFhNDE0MjlhY2M5ZWE0NTRmYWY5YTRfOS0zLTEtMS05MTU_7050b41f-c46d-44b9-89de-2e106c7ea1e1"
      unitRef="usd">2734430000</us-gaap:PropertyPlantAndEquipmentGross>
    <us-gaap:AccumulatedDepreciationDepletionAndAmortizationPropertyPlantAndEquipment
      contextRef="i93b8b27d1eb148c7861a899d9576ab17_I20210331"
      decimals="-3"
      id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN180OS9mcmFnOmU5NGYyYWQ4ZDVkNzRiN2JhZDlkZGIwOWQ3MjNiOTNmL3RhYmxlOmRjMGU3NjZmNjYxYTQxNDI5YWNjOWVhNDU0ZmFmOWE0L3RhYmxlcmFuZ2U6ZGMwZTc2NmY2NjFhNDE0MjlhY2M5ZWE0NTRmYWY5YTRfMTAtMS0xLTEtOTE1_bf89aeb3-c705-498b-9371-59bd85430b95"
      unitRef="usd">796161000</us-gaap:AccumulatedDepreciationDepletionAndAmortizationPropertyPlantAndEquipment>
    <us-gaap:AccumulatedDepreciationDepletionAndAmortizationPropertyPlantAndEquipment
      contextRef="i1cc03c4aaa58493a94f2a8b97cf08c39_I20201231"
      decimals="-3"
      id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN180OS9mcmFnOmU5NGYyYWQ4ZDVkNzRiN2JhZDlkZGIwOWQ3MjNiOTNmL3RhYmxlOmRjMGU3NjZmNjYxYTQxNDI5YWNjOWVhNDU0ZmFmOWE0L3RhYmxlcmFuZ2U6ZGMwZTc2NmY2NjFhNDE0MjlhY2M5ZWE0NTRmYWY5YTRfMTAtMy0xLTEtOTE1_580fe8ca-0a7b-426b-8cc3-7a64ab3fb5b6"
      unitRef="usd">778988000</us-gaap:AccumulatedDepreciationDepletionAndAmortizationPropertyPlantAndEquipment>
    <us-gaap:PropertyPlantAndEquipmentNet
      contextRef="i93b8b27d1eb148c7861a899d9576ab17_I20210331"
      decimals="-3"
      id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN180OS9mcmFnOmU5NGYyYWQ4ZDVkNzRiN2JhZDlkZGIwOWQ3MjNiOTNmL3RhYmxlOmRjMGU3NjZmNjYxYTQxNDI5YWNjOWVhNDU0ZmFmOWE0L3RhYmxlcmFuZ2U6ZGMwZTc2NmY2NjFhNDE0MjlhY2M5ZWE0NTRmYWY5YTRfMTEtMS0xLTEtOTE1_7e2908d3-2403-4f84-91b6-372e211b37a6"
      unitRef="usd">1964399000</us-gaap:PropertyPlantAndEquipmentNet>
    <us-gaap:PropertyPlantAndEquipmentNet
      contextRef="i1cc03c4aaa58493a94f2a8b97cf08c39_I20201231"
      decimals="-3"
      id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN180OS9mcmFnOmU5NGYyYWQ4ZDVkNzRiN2JhZDlkZGIwOWQ3MjNiOTNmL3RhYmxlOmRjMGU3NjZmNjYxYTQxNDI5YWNjOWVhNDU0ZmFmOWE0L3RhYmxlcmFuZ2U6ZGMwZTc2NmY2NjFhNDE0MjlhY2M5ZWE0NTRmYWY5YTRfMTEtMy0xLTEtOTE1_8c0baab4-669c-4dd1-80e4-fc6e89ddc0ab"
      unitRef="usd">1955442000</us-gaap:PropertyPlantAndEquipmentNet>
    <us-gaap:PropertyPlantAndEquipmentGross
      contextRef="i54b0f66ead3a4f1c989b979ce782160b_I20210331"
      decimals="-3"
      id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN180OS9mcmFnOmU5NGYyYWQ4ZDVkNzRiN2JhZDlkZGIwOWQ3MjNiOTNmL3RhYmxlOmRjMGU3NjZmNjYxYTQxNDI5YWNjOWVhNDU0ZmFmOWE0L3RhYmxlcmFuZ2U6ZGMwZTc2NmY2NjFhNDE0MjlhY2M5ZWE0NTRmYWY5YTRfMTYtMS0xLTEtOTE1_1560ea54-fb80-44a7-9080-84157b666103"
      unitRef="usd">259975000</us-gaap:PropertyPlantAndEquipmentGross>
    <us-gaap:PropertyPlantAndEquipmentGross
      contextRef="if64fe889ef264cbd89a50b9400ce439a_I20201231"
      decimals="-3"
      id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN180OS9mcmFnOmU5NGYyYWQ4ZDVkNzRiN2JhZDlkZGIwOWQ3MjNiOTNmL3RhYmxlOmRjMGU3NjZmNjYxYTQxNDI5YWNjOWVhNDU0ZmFmOWE0L3RhYmxlcmFuZ2U6ZGMwZTc2NmY2NjFhNDE0MjlhY2M5ZWE0NTRmYWY5YTRfMTYtMy0xLTEtOTE1_6d188315-5b9e-4482-ae52-7c06a0fde1ba"
      unitRef="usd">258730000</us-gaap:PropertyPlantAndEquipmentGross>
    <us-gaap:PropertyPlantAndEquipmentGross
      contextRef="i43b4f952a852455e985337d0acff9e27_I20210331"
      decimals="-3"
      id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN180OS9mcmFnOmU5NGYyYWQ4ZDVkNzRiN2JhZDlkZGIwOWQ3MjNiOTNmL3RhYmxlOmRjMGU3NjZmNjYxYTQxNDI5YWNjOWVhNDU0ZmFmOWE0L3RhYmxlcmFuZ2U6ZGMwZTc2NmY2NjFhNDE0MjlhY2M5ZWE0NTRmYWY5YTRfMTctMS0xLTEtOTE1_e241f99b-d046-47ba-b37f-80440847c3e5"
      unitRef="usd">12086000</us-gaap:PropertyPlantAndEquipmentGross>
    <us-gaap:PropertyPlantAndEquipmentGross
      contextRef="i97b7caafa2594d389d7bfb92c89bdb04_I20201231"
      decimals="-3"
      id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN180OS9mcmFnOmU5NGYyYWQ4ZDVkNzRiN2JhZDlkZGIwOWQ3MjNiOTNmL3RhYmxlOmRjMGU3NjZmNjYxYTQxNDI5YWNjOWVhNDU0ZmFmOWE0L3RhYmxlcmFuZ2U6ZGMwZTc2NmY2NjFhNDE0MjlhY2M5ZWE0NTRmYWY5YTRfMTctMy0xLTEtOTE1_4473130f-9007-4801-98de-815fa48ba08f"
      unitRef="usd">9290000</us-gaap:PropertyPlantAndEquipmentGross>
    <us-gaap:PropertyPlantAndEquipmentGross
      contextRef="i555a3181dbac4028968e4b1e7da49070_I20210331"
      decimals="-3"
      id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN180OS9mcmFnOmU5NGYyYWQ4ZDVkNzRiN2JhZDlkZGIwOWQ3MjNiOTNmL3RhYmxlOmRjMGU3NjZmNjYxYTQxNDI5YWNjOWVhNDU0ZmFmOWE0L3RhYmxlcmFuZ2U6ZGMwZTc2NmY2NjFhNDE0MjlhY2M5ZWE0NTRmYWY5YTRfMTgtMS0xLTEtOTE1_5a04a0d5-15f5-4d0e-bf05-80c01a46070e"
      unitRef="usd">272061000</us-gaap:PropertyPlantAndEquipmentGross>
    <us-gaap:PropertyPlantAndEquipmentGross
      contextRef="i222aa4e8772d42deb516ff7884e43f78_I20201231"
      decimals="-3"
      id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN180OS9mcmFnOmU5NGYyYWQ4ZDVkNzRiN2JhZDlkZGIwOWQ3MjNiOTNmL3RhYmxlOmRjMGU3NjZmNjYxYTQxNDI5YWNjOWVhNDU0ZmFmOWE0L3RhYmxlcmFuZ2U6ZGMwZTc2NmY2NjFhNDE0MjlhY2M5ZWE0NTRmYWY5YTRfMTgtMy0xLTEtOTE1_38f6eb6d-ed85-48e9-98c0-8e3321a5edff"
      unitRef="usd">268020000</us-gaap:PropertyPlantAndEquipmentGross>
    <us-gaap:AccumulatedDepreciationDepletionAndAmortizationPropertyPlantAndEquipment
      contextRef="i555a3181dbac4028968e4b1e7da49070_I20210331"
      decimals="-3"
      id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN180OS9mcmFnOmU5NGYyYWQ4ZDVkNzRiN2JhZDlkZGIwOWQ3MjNiOTNmL3RhYmxlOmRjMGU3NjZmNjYxYTQxNDI5YWNjOWVhNDU0ZmFmOWE0L3RhYmxlcmFuZ2U6ZGMwZTc2NmY2NjFhNDE0MjlhY2M5ZWE0NTRmYWY5YTRfMTktMS0xLTEtOTE1_1986cb2f-be79-4546-b389-61f1c18d1481"
      unitRef="usd">175668000</us-gaap:AccumulatedDepreciationDepletionAndAmortizationPropertyPlantAndEquipment>
    <us-gaap:AccumulatedDepreciationDepletionAndAmortizationPropertyPlantAndEquipment
      contextRef="i222aa4e8772d42deb516ff7884e43f78_I20201231"
      decimals="-3"
      id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN180OS9mcmFnOmU5NGYyYWQ4ZDVkNzRiN2JhZDlkZGIwOWQ3MjNiOTNmL3RhYmxlOmRjMGU3NjZmNjYxYTQxNDI5YWNjOWVhNDU0ZmFmOWE0L3RhYmxlcmFuZ2U6ZGMwZTc2NmY2NjFhNDE0MjlhY2M5ZWE0NTRmYWY5YTRfMTktMy0xLTEtOTE1_332c0fa3-4cf8-41bd-b444-3f6fd1dca8e7"
      unitRef="usd">174189000</us-gaap:AccumulatedDepreciationDepletionAndAmortizationPropertyPlantAndEquipment>
    <us-gaap:PropertyPlantAndEquipmentNet
      contextRef="i555a3181dbac4028968e4b1e7da49070_I20210331"
      decimals="-3"
      id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN180OS9mcmFnOmU5NGYyYWQ4ZDVkNzRiN2JhZDlkZGIwOWQ3MjNiOTNmL3RhYmxlOmRjMGU3NjZmNjYxYTQxNDI5YWNjOWVhNDU0ZmFmOWE0L3RhYmxlcmFuZ2U6ZGMwZTc2NmY2NjFhNDE0MjlhY2M5ZWE0NTRmYWY5YTRfMjAtMS0xLTEtOTE1_d7238a66-f7f8-4166-8141-fcbbe2931793"
      unitRef="usd">96393000</us-gaap:PropertyPlantAndEquipmentNet>
    <us-gaap:PropertyPlantAndEquipmentNet
      contextRef="i222aa4e8772d42deb516ff7884e43f78_I20201231"
      decimals="-3"
      id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN180OS9mcmFnOmU5NGYyYWQ4ZDVkNzRiN2JhZDlkZGIwOWQ3MjNiOTNmL3RhYmxlOmRjMGU3NjZmNjYxYTQxNDI5YWNjOWVhNDU0ZmFmOWE0L3RhYmxlcmFuZ2U6ZGMwZTc2NmY2NjFhNDE0MjlhY2M5ZWE0NTRmYWY5YTRfMjAtMy0xLTEtOTE1_9d914372-7f6b-4f7e-834e-731b7c8894ca"
      unitRef="usd">93831000</us-gaap:PropertyPlantAndEquipmentNet>
    <us-gaap:PropertyPlantAndEquipmentNet
      contextRef="i5458f4d6e23940ca92dd24eb67c70571_I20210331"
      decimals="-3"
      id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN180OS9mcmFnOmU5NGYyYWQ4ZDVkNzRiN2JhZDlkZGIwOWQ3MjNiOTNmL3RhYmxlOmRjMGU3NjZmNjYxYTQxNDI5YWNjOWVhNDU0ZmFmOWE0L3RhYmxlcmFuZ2U6ZGMwZTc2NmY2NjFhNDE0MjlhY2M5ZWE0NTRmYWY5YTRfMjEtMS0xLTEtOTE1_38f7c2a3-43a5-4efb-98f2-0b219c01da80"
      unitRef="usd">2060792000</us-gaap:PropertyPlantAndEquipmentNet>
    <us-gaap:PropertyPlantAndEquipmentNet
      contextRef="ifaff5a04688f4997a27c915d8eb05db2_I20201231"
      decimals="-3"
      id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN180OS9mcmFnOmU5NGYyYWQ4ZDVkNzRiN2JhZDlkZGIwOWQ3MjNiOTNmL3RhYmxlOmRjMGU3NjZmNjYxYTQxNDI5YWNjOWVhNDU0ZmFmOWE0L3RhYmxlcmFuZ2U6ZGMwZTc2NmY2NjFhNDE0MjlhY2M5ZWE0NTRmYWY5YTRfMjEtMy0xLTEtOTE1_bbc04451-78f6-443d-98a3-5f4bee198f7a"
      unitRef="usd">2049273000</us-gaap:PropertyPlantAndEquipmentNet>
    <us-gaap:ScheduleOfRegulatoryAssetsAndLiabilitiesTextBlock
      contextRef="i3a76d1213b09470fa8c6c3f49fa75d98_D20210101-20210331"
      id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN181Mi9mcmFnOmRkYTk5NTdiODQ3YzQwMWU5NjMwZDM5NmQ3ZDY0NWQ3L3RleHRyZWdpb246ZGRhOTk1N2I4NDdjNDAxZTk2MzBkMzk2ZDdkNjQ1ZDdfMzQ1MA_f93886f8-f0ff-4106-8d37-8fa6479f0884">Regulatory Matters&lt;div&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:9pt;font-weight:700;line-height:120%"&gt;Regulatory Assets and Liabilities&lt;/span&gt;&lt;/div&gt;&lt;div style="margin-bottom:3pt"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:9pt;font-weight:400;line-height:120%"&gt;The following presents our current and long-term regulatory assets and liabilities as of March&#160;31, 2021 and December&#160;31, 2020 and the period we expect to recover or refund such amounts:&lt;/span&gt;&lt;/div&gt;&lt;div&gt;&lt;table style="border-collapse:collapse;display:inline-table;margin-bottom:5pt;vertical-align:text-bottom;width:100.000%"&gt;&lt;tr&gt;&lt;td style="width:1.0%"/&gt;&lt;td style="width:35.566%"/&gt;&lt;td style="width:0.1%"/&gt;&lt;td style="width:1.0%"/&gt;&lt;td style="width:10.566%"/&gt;&lt;td style="width:0.1%"/&gt;&lt;td style="width:0.1%"/&gt;&lt;td style="width:1.605%"/&gt;&lt;td style="width:0.1%"/&gt;&lt;td style="width:1.0%"/&gt;&lt;td style="width:10.011%"/&gt;&lt;td style="width:0.1%"/&gt;&lt;td style="width:0.1%"/&gt;&lt;td style="width:1.605%"/&gt;&lt;td style="width:0.1%"/&gt;&lt;td style="width:1.0%"/&gt;&lt;td style="width:10.011%"/&gt;&lt;td style="width:0.1%"/&gt;&lt;td style="width:0.1%"/&gt;&lt;td style="width:1.605%"/&gt;&lt;td style="width:0.1%"/&gt;&lt;td style="width:1.0%"/&gt;&lt;td style="width:10.011%"/&gt;&lt;td style="width:0.1%"/&gt;&lt;td style="width:0.1%"/&gt;&lt;td style="width:1.605%"/&gt;&lt;td style="width:0.1%"/&gt;&lt;td style="width:1.0%"/&gt;&lt;td style="width:10.015%"/&gt;&lt;td style="width:0.1%"/&gt;&lt;/tr&gt;&lt;tr&gt;&lt;td colspan="3" style="padding:0 1pt"/&gt;&lt;td colspan="3" style="padding:2px 1pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-style:italic;font-weight:700;line-height:100%"&gt;Period of&lt;/span&gt;&lt;/td&gt;&lt;td colspan="3" style="padding:0 1pt"/&gt;&lt;td colspan="9" style="padding:2px 1pt;text-align:center;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-style:italic;font-weight:700;line-height:100%"&gt;March 31, 2021&lt;/span&gt;&lt;/td&gt;&lt;td colspan="3" style="padding:0 1pt"/&gt;&lt;td colspan="9" style="padding:2px 1pt;text-align:center;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-style:italic;font-weight:700;line-height:100%"&gt;December 31, 2020&lt;/span&gt;&lt;/td&gt;&lt;/tr&gt;&lt;tr&gt;&lt;td colspan="3" style="padding:2px 1pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-style:italic;font-weight:700;line-height:100%"&gt;(in thousands)&lt;/span&gt;&lt;/td&gt;&lt;td colspan="3" style="padding:2px 1pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-style:italic;font-weight:700;line-height:100%"&gt;Recovery/Refund&lt;/span&gt;&lt;/td&gt;&lt;td colspan="3" style="padding:0 1pt"/&gt;&lt;td colspan="3" style="border-top:1pt solid #000;padding:2px 1pt;text-align:center;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-style:italic;font-weight:700;line-height:100%"&gt;Current&lt;/span&gt;&lt;/td&gt;&lt;td colspan="3" style="border-top:1pt solid #000;padding:0 1pt"/&gt;&lt;td colspan="3" style="border-top:1pt solid #000;padding:2px 1pt;text-align:center;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-style:italic;font-weight:700;line-height:100%"&gt;Long-Term&lt;/span&gt;&lt;/td&gt;&lt;td colspan="3" style="padding:0 1pt"/&gt;&lt;td colspan="3" style="border-top:1pt solid #000;padding:2px 1pt;text-align:center;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-style:italic;font-weight:700;line-height:100%"&gt;Current&lt;/span&gt;&lt;/td&gt;&lt;td colspan="3" style="border-top:1pt solid #000;padding:0 1pt"/&gt;&lt;td colspan="3" style="border-top:1pt solid #000;padding:2px 1pt;text-align:center;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-style:italic;font-weight:700;line-height:100%"&gt;Long Term&lt;/span&gt;&lt;/td&gt;&lt;/tr&gt;&lt;tr style="height:3pt"&gt;&lt;td colspan="3" style="border-top:1pt solid #000;padding:0 1pt"/&gt;&lt;td colspan="3" style="border-top:1pt solid #000;padding:0 1pt"/&gt;&lt;td colspan="3" style="border-top:1pt solid #000;padding:0 1pt"/&gt;&lt;td colspan="3" style="border-top:1pt solid #000;padding:0 1pt"/&gt;&lt;td colspan="3" style="border-top:1pt solid #000;padding:0 1pt"/&gt;&lt;td colspan="3" style="border-top:1pt solid #000;padding:0 1pt"/&gt;&lt;td colspan="3" style="border-top:1pt solid #000;padding:0 1pt"/&gt;&lt;td colspan="3" style="border-top:1pt solid #000;padding:0 1pt"/&gt;&lt;td colspan="3" style="border-top:1pt solid #000;padding:0 1pt"/&gt;&lt;td colspan="3" style="border-top:1pt solid #000;padding:0 1pt"/&gt;&lt;/tr&gt;&lt;tr&gt;&lt;td colspan="3" style="background-color:#dbdbdb;padding:2px 1pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:100%"&gt;Regulatory Assets&lt;/span&gt;&lt;/td&gt;&lt;td colspan="3" style="background-color:#dbdbdb;padding:0 1pt"/&gt;&lt;td colspan="3" style="background-color:#dbdbdb;padding:0 1pt"/&gt;&lt;td colspan="3" style="background-color:#dbdbdb;padding:0 1pt"/&gt;&lt;td colspan="3" style="background-color:#dbdbdb;padding:0 1pt"/&gt;&lt;td colspan="3" style="background-color:#dbdbdb;padding:0 1pt"/&gt;&lt;td colspan="3" style="background-color:#dbdbdb;padding:0 1pt"/&gt;&lt;td colspan="3" style="background-color:#dbdbdb;padding:0 1pt"/&gt;&lt;td colspan="3" style="background-color:#dbdbdb;padding:0 1pt"/&gt;&lt;td colspan="3" style="background-color:#dbdbdb;padding:0 1pt"/&gt;&lt;/tr&gt;&lt;tr&gt;&lt;td colspan="3" style="background-color:#ffffff;padding:2px 1pt;text-align:left;vertical-align:bottom"&gt;&lt;div style="padding-left:6pt"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%"&gt;Pension and Other Postretirement Benefit Plans&lt;/span&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:5.2pt;font-weight:400;line-height:100%;position:relative;top:-2.8pt;vertical-align:baseline"&gt;1&lt;/span&gt;&lt;/div&gt;&lt;/td&gt;&lt;td colspan="3" style="background-color:#ffffff;padding:2px 1pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%"&gt;Various&lt;/span&gt;&lt;/td&gt;&lt;td colspan="3" style="background-color:#ffffff;padding:0 1pt"/&gt;&lt;td style="background-color:#ffffff;padding:2px 0 2px 1pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:120%"&gt;$&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#ffffff;padding:2px 0;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:120%"&gt;11,037&lt;/span&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%"&gt;&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#ffffff;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/&gt;&lt;td colspan="3" style="background-color:#ffffff;padding:0 1pt"/&gt;&lt;td style="background-color:#ffffff;padding:2px 0 2px 1pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:120%"&gt;$&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#ffffff;padding:2px 0;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:120%"&gt;143,996&lt;/span&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%"&gt;&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#ffffff;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/&gt;&lt;td colspan="3" style="background-color:#ffffff;padding:0 1pt"/&gt;&lt;td style="background-color:#ffffff;padding:2px 0 2px 1pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%"&gt;$&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#ffffff;padding:2px 0;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%"&gt;11,037&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#ffffff;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/&gt;&lt;td colspan="3" style="background-color:#ffffff;padding:0 1pt"/&gt;&lt;td style="background-color:#ffffff;padding:2px 0 2px 1pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%"&gt;$&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#ffffff;padding:2px 0;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%"&gt;146,071&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#ffffff;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/&gt;&lt;/tr&gt;&lt;tr&gt;&lt;td colspan="3" style="background-color:#dbdbdb;padding:2px 1pt;text-align:left;vertical-align:bottom"&gt;&lt;div style="padding-left:6pt"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%"&gt;Alternative Revenue Program Riders&lt;/span&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:5.2pt;font-weight:400;line-height:100%;position:relative;top:-2.8pt;vertical-align:baseline"&gt;2&lt;/span&gt;&lt;/div&gt;&lt;/td&gt;&lt;td colspan="3" style="background-color:#dbdbdb;padding:2px 1pt;text-align:left;vertical-align:bottom"&gt;&lt;div&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%"&gt;Up to 3 years&lt;/span&gt;&lt;/div&gt;&lt;/td&gt;&lt;td colspan="3" style="background-color:#dbdbdb;padding:0 1pt"/&gt;&lt;td colspan="2" style="background-color:#dbdbdb;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:100%"&gt;6,891&lt;/span&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%"&gt;&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#dbdbdb;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/&gt;&lt;td colspan="3" style="background-color:#dbdbdb;padding:0 1pt"/&gt;&lt;td colspan="2" style="background-color:#dbdbdb;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:100%"&gt;10,418&lt;/span&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%"&gt;&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#dbdbdb;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/&gt;&lt;td colspan="3" style="background-color:#dbdbdb;padding:0 1pt"/&gt;&lt;td colspan="2" style="background-color:#dbdbdb;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%"&gt;8,871&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#dbdbdb;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/&gt;&lt;td colspan="3" style="background-color:#dbdbdb;padding:0 1pt"/&gt;&lt;td colspan="2" style="background-color:#dbdbdb;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%"&gt;9,373&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#dbdbdb;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/&gt;&lt;/tr&gt;&lt;tr&gt;&lt;td colspan="3" style="background-color:#ffffff;padding:2px 1pt;text-align:left;vertical-align:bottom"&gt;&lt;div style="padding-left:6pt"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%"&gt;Asset Retirement Obligations&lt;/span&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:5.2pt;font-weight:400;line-height:100%;position:relative;top:-2.8pt;vertical-align:baseline"&gt;1&lt;/span&gt;&lt;/div&gt;&lt;/td&gt;&lt;td colspan="3" style="background-color:#ffffff;padding:2px 1pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%"&gt;Asset lives&lt;/span&gt;&lt;/td&gt;&lt;td colspan="3" style="background-color:#ffffff;padding:0 1pt"/&gt;&lt;td colspan="2" style="background-color:#ffffff;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%"&gt;&#x2014;&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#ffffff;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/&gt;&lt;td colspan="3" style="background-color:#ffffff;padding:0 1pt"/&gt;&lt;td colspan="2" style="background-color:#ffffff;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:120%"&gt;8,539&lt;/span&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%"&gt;&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#ffffff;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/&gt;&lt;td colspan="3" style="background-color:#ffffff;padding:0 1pt"/&gt;&lt;td colspan="2" style="background-color:#ffffff;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%"&gt;&#x2014;&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#ffffff;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/&gt;&lt;td colspan="3" style="background-color:#ffffff;padding:0 1pt"/&gt;&lt;td colspan="2" style="background-color:#ffffff;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%"&gt;8,462&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#ffffff;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/&gt;&lt;/tr&gt;&lt;tr&gt;&lt;td colspan="3" style="display:none"/&gt;&lt;td colspan="3" style="display:none"/&gt;&lt;td colspan="3" style="display:none"/&gt;&lt;td colspan="3" style="display:none"/&gt;&lt;td colspan="3" style="display:none"/&gt;&lt;td colspan="3" style="display:none"/&gt;&lt;td colspan="3" style="display:none"/&gt;&lt;td colspan="3" style="display:none"/&gt;&lt;td colspan="3" style="display:none"/&gt;&lt;td colspan="3" style="display:none"/&gt;&lt;/tr&gt;&lt;tr&gt;&lt;td colspan="3" style="background-color:#dbdbdb;padding:2px 1pt;text-align:left;vertical-align:bottom"&gt;&lt;div style="padding-left:6pt"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%"&gt;ISO Cost Recovery Trackers&lt;/span&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:5.2pt;font-weight:400;line-height:100%;position:relative;top:-2.8pt;vertical-align:baseline"&gt;1&lt;/span&gt;&lt;/div&gt;&lt;/td&gt;&lt;td colspan="3" style="background-color:#dbdbdb;padding:2px 1pt;text-align:left;vertical-align:bottom"&gt;&lt;div&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%"&gt;Up to 2 years&lt;/span&gt;&lt;/div&gt;&lt;/td&gt;&lt;td colspan="3" style="background-color:#dbdbdb;padding:0 1pt"/&gt;&lt;td colspan="2" style="background-color:#dbdbdb;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:100%"&gt;809&lt;/span&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%"&gt;&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#dbdbdb;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/&gt;&lt;td colspan="3" style="background-color:#dbdbdb;padding:0 1pt"/&gt;&lt;td colspan="2" style="background-color:#dbdbdb;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:100%"&gt;703&lt;/span&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%"&gt;&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#dbdbdb;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/&gt;&lt;td colspan="3" style="background-color:#dbdbdb;padding:0 1pt"/&gt;&lt;td colspan="2" style="background-color:#dbdbdb;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%"&gt;1,079&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#dbdbdb;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/&gt;&lt;td colspan="3" style="background-color:#dbdbdb;padding:0 1pt"/&gt;&lt;td colspan="2" style="background-color:#dbdbdb;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%"&gt;867&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#dbdbdb;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/&gt;&lt;/tr&gt;&lt;tr&gt;&lt;td colspan="3" style="background-color:#ffffff;padding:2px 1pt;text-align:left;vertical-align:bottom"&gt;&lt;div style="padding-left:6pt"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%"&gt;Unrecovered Project Costs&lt;/span&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:5.2pt;font-weight:400;line-height:100%;position:relative;top:-2.8pt;vertical-align:baseline"&gt;1&lt;/span&gt;&lt;/div&gt;&lt;/td&gt;&lt;td colspan="3" style="background-color:#ffffff;padding:2px 1pt;text-align:left;vertical-align:bottom"&gt;&lt;div&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%"&gt;Up to 3 years&lt;/span&gt;&lt;/div&gt;&lt;/td&gt;&lt;td colspan="3" style="background-color:#ffffff;padding:0 1pt"/&gt;&lt;td colspan="2" style="background-color:#ffffff;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:100%"&gt;1,556&lt;/span&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%"&gt;&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#ffffff;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/&gt;&lt;td colspan="3" style="background-color:#ffffff;padding:0 1pt"/&gt;&lt;td colspan="2" style="background-color:#ffffff;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:100%"&gt;2,937&lt;/span&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%"&gt;&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#ffffff;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/&gt;&lt;td colspan="3" style="background-color:#ffffff;padding:0 1pt"/&gt;&lt;td colspan="2" style="background-color:#ffffff;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%"&gt;361&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#ffffff;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/&gt;&lt;td colspan="3" style="background-color:#ffffff;padding:0 1pt"/&gt;&lt;td colspan="2" style="background-color:#ffffff;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%"&gt;2,989&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#ffffff;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/&gt;&lt;/tr&gt;&lt;tr&gt;&lt;td colspan="3" style="background-color:#dbdbdb;padding:2px 1pt;text-align:left;vertical-align:bottom"&gt;&lt;div style="padding-left:6pt"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%"&gt;Deferred Rate Case Expenses&lt;/span&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:5.2pt;font-weight:400;line-height:100%;position:relative;top:-2.8pt;vertical-align:baseline"&gt;1&lt;/span&gt;&lt;/div&gt;&lt;/td&gt;&lt;td colspan="3" style="background-color:#dbdbdb;padding:2px 1pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%"&gt;Various&lt;/span&gt;&lt;/td&gt;&lt;td colspan="3" style="background-color:#dbdbdb;padding:0 1pt"/&gt;&lt;td colspan="2" style="background-color:#dbdbdb;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:100%"&gt;493&lt;/span&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%"&gt;&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#dbdbdb;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/&gt;&lt;td colspan="3" style="background-color:#dbdbdb;padding:0 1pt"/&gt;&lt;td colspan="2" style="background-color:#dbdbdb;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:100%"&gt;165&lt;/span&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%"&gt;&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#dbdbdb;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/&gt;&lt;td colspan="3" style="background-color:#dbdbdb;padding:0 1pt"/&gt;&lt;td colspan="2" style="background-color:#dbdbdb;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%"&gt;360&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#dbdbdb;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/&gt;&lt;td colspan="3" style="background-color:#dbdbdb;padding:0 1pt"/&gt;&lt;td colspan="2" style="background-color:#dbdbdb;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%"&gt;230&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#dbdbdb;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/&gt;&lt;/tr&gt;&lt;tr&gt;&lt;td colspan="3" style="background-color:#ffffff;padding:2px 1pt;text-align:left;vertical-align:bottom"&gt;&lt;div style="padding-left:6pt"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%"&gt;Debt Reacquisition Premiums&lt;/span&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:5.2pt;font-weight:400;line-height:100%;position:relative;top:-2.8pt;vertical-align:baseline"&gt;1&lt;/span&gt;&lt;/div&gt;&lt;/td&gt;&lt;td colspan="3" style="background-color:#ffffff;padding:2px 1pt;text-align:left;vertical-align:bottom"&gt;&lt;div&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%"&gt;Up to 12 years&lt;/span&gt;&lt;/div&gt;&lt;/td&gt;&lt;td colspan="3" style="background-color:#ffffff;padding:0 1pt"/&gt;&lt;td colspan="2" style="background-color:#ffffff;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:120%"&gt;180&lt;/span&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%"&gt;&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#ffffff;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/&gt;&lt;td colspan="3" style="background-color:#ffffff;padding:0 1pt"/&gt;&lt;td colspan="2" style="background-color:#ffffff;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:120%"&gt;302&lt;/span&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%"&gt;&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#ffffff;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/&gt;&lt;td colspan="3" style="background-color:#ffffff;padding:0 1pt"/&gt;&lt;td colspan="2" style="background-color:#ffffff;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%"&gt;192&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#ffffff;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/&gt;&lt;td colspan="3" style="background-color:#ffffff;padding:0 1pt"/&gt;&lt;td colspan="2" style="background-color:#ffffff;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%"&gt;341&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#ffffff;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/&gt;&lt;/tr&gt;&lt;tr&gt;&lt;td colspan="3" style="background-color:#dbdbdb;padding:2px 1pt;text-align:left;vertical-align:bottom"&gt;&lt;div style="padding-left:6pt"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%"&gt;Other&lt;/span&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:5.2pt;font-weight:400;line-height:100%;position:relative;top:-2.8pt;vertical-align:baseline"&gt;1&lt;/span&gt;&lt;/div&gt;&lt;/td&gt;&lt;td colspan="3" style="background-color:#dbdbdb;padding:2px 1pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%"&gt;Various&lt;/span&gt;&lt;/td&gt;&lt;td colspan="3" style="background-color:#dbdbdb;padding:0 1pt"/&gt;&lt;td colspan="2" style="background-color:#dbdbdb;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:100%"&gt;453&lt;/span&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%"&gt;&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#dbdbdb;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/&gt;&lt;td colspan="3" style="background-color:#dbdbdb;padding:0 1pt"/&gt;&lt;td colspan="2" style="background-color:#dbdbdb;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:100%"&gt;496&lt;/span&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%"&gt;&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#dbdbdb;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/&gt;&lt;td colspan="3" style="background-color:#dbdbdb;padding:0 1pt"/&gt;&lt;td colspan="2" style="background-color:#dbdbdb;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%"&gt;&#x2014;&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#dbdbdb;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/&gt;&lt;td colspan="3" style="background-color:#dbdbdb;padding:0 1pt"/&gt;&lt;td colspan="2" style="background-color:#dbdbdb;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%"&gt;62&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#dbdbdb;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/&gt;&lt;/tr&gt;&lt;tr&gt;&lt;td colspan="3" style="background-color:#ffffff;border-top:1pt solid #000;padding:2px 1pt 2px 13pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:100%"&gt;Total Regulatory Assets&lt;/span&gt;&lt;/td&gt;&lt;td colspan="3" style="background-color:#ffffff;border-top:1pt solid #000;padding:0 1pt"/&gt;&lt;td colspan="3" style="background-color:#ffffff;border-top:1pt solid #000;padding:0 1pt"/&gt;&lt;td style="background-color:#ffffff;border-top:1pt solid #000;padding:2px 0 2px 1pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:100%"&gt;$&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#ffffff;border-top:1pt solid #000;padding:2px 0;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:100%"&gt;21,419&lt;/span&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%"&gt;&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#ffffff;border-top:1pt solid #000;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/&gt;&lt;td colspan="3" style="background-color:#ffffff;border-top:1pt solid #000;padding:0 1pt"/&gt;&lt;td style="background-color:#ffffff;border-top:1pt solid #000;padding:2px 0 2px 1pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:100%"&gt;$&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#ffffff;border-top:1pt solid #000;padding:2px 0;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:100%"&gt;167,556&lt;/span&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%"&gt;&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#ffffff;border-top:1pt solid #000;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/&gt;&lt;td colspan="3" style="background-color:#ffffff;border-top:1pt solid #000;padding:0 1pt"/&gt;&lt;td style="background-color:#ffffff;border-top:1pt solid #000;padding:2px 0 2px 1pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%"&gt;$&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#ffffff;border-top:1pt solid #000;padding:2px 0;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%"&gt;21,900&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#ffffff;border-top:1pt solid #000;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/&gt;&lt;td colspan="3" style="background-color:#ffffff;border-top:1pt solid #000;padding:0 1pt"/&gt;&lt;td style="background-color:#ffffff;border-top:1pt solid #000;padding:2px 0 2px 1pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%"&gt;$&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#ffffff;border-top:1pt solid #000;padding:2px 0;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%"&gt;168,395&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#ffffff;border-top:1pt solid #000;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/&gt;&lt;/tr&gt;&lt;tr&gt;&lt;td colspan="3" style="background-color:#dbdbdb;padding:2px 1pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:100%"&gt;Regulatory Liabilities&lt;/span&gt;&lt;/td&gt;&lt;td colspan="3" style="background-color:#dbdbdb;padding:0 1pt"/&gt;&lt;td colspan="3" style="background-color:#dbdbdb;padding:0 1pt"/&gt;&lt;td colspan="3" style="background-color:#dbdbdb;padding:0 1pt"/&gt;&lt;td colspan="3" style="background-color:#dbdbdb;padding:0 1pt"/&gt;&lt;td colspan="3" style="background-color:#dbdbdb;padding:0 1pt"/&gt;&lt;td colspan="3" style="background-color:#dbdbdb;padding:0 1pt"/&gt;&lt;td colspan="3" style="background-color:#dbdbdb;padding:0 1pt"/&gt;&lt;td colspan="3" style="background-color:#dbdbdb;padding:0 1pt"/&gt;&lt;td colspan="3" style="background-color:#dbdbdb;padding:0 1pt"/&gt;&lt;/tr&gt;&lt;tr&gt;&lt;td colspan="3" style="background-color:#ffffff;padding:2px 1pt 2px 7pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%"&gt;Deferred Income Taxes&lt;/span&gt;&lt;/td&gt;&lt;td colspan="3" style="background-color:#ffffff;padding:2px 1pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%"&gt;Asset lives&lt;/span&gt;&lt;/td&gt;&lt;td colspan="3" style="background-color:#ffffff;padding:0 1pt"/&gt;&lt;td style="background-color:#ffffff;padding:2px 0 2px 1pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:120%"&gt;$&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#ffffff;padding:2px 0;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:120%"&gt;&#x2014;&lt;/span&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%"&gt;&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#ffffff;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/&gt;&lt;td colspan="3" style="background-color:#ffffff;padding:0 1pt"/&gt;&lt;td style="background-color:#ffffff;padding:2px 0 2px 1pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:120%"&gt;$&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#ffffff;padding:2px 0;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:120%"&gt;133,306&lt;/span&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%"&gt;&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#ffffff;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/&gt;&lt;td colspan="3" style="background-color:#ffffff;padding:0 1pt"/&gt;&lt;td style="background-color:#ffffff;padding:2px 0 2px 1pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%"&gt;$&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#ffffff;padding:2px 0;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%"&gt;&#x2014;&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#ffffff;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/&gt;&lt;td colspan="3" style="background-color:#ffffff;padding:0 1pt"/&gt;&lt;td style="background-color:#ffffff;padding:2px 0 2px 1pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%"&gt;$&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#ffffff;padding:2px 0;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%"&gt;134,719&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#ffffff;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/&gt;&lt;/tr&gt;&lt;tr&gt;&lt;td colspan="3" style="background-color:#dbdbdb;padding:2px 1pt 2px 7pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%"&gt;Plant Removal Obligations&lt;/span&gt;&lt;/td&gt;&lt;td colspan="3" style="background-color:#dbdbdb;padding:2px 1pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%"&gt;Asset lives&lt;/span&gt;&lt;/td&gt;&lt;td colspan="3" style="background-color:#dbdbdb;padding:0 1pt"/&gt;&lt;td colspan="2" style="background-color:#dbdbdb;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:120%"&gt;&#x2014;&lt;/span&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%"&gt;&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#dbdbdb;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/&gt;&lt;td colspan="3" style="background-color:#dbdbdb;padding:0 1pt"/&gt;&lt;td colspan="2" style="background-color:#dbdbdb;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:120%"&gt;100,616&lt;/span&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%"&gt;&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#dbdbdb;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/&gt;&lt;td colspan="3" style="background-color:#dbdbdb;padding:0 1pt"/&gt;&lt;td colspan="2" style="background-color:#dbdbdb;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%"&gt;&#x2014;&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#dbdbdb;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/&gt;&lt;td colspan="3" style="background-color:#dbdbdb;padding:0 1pt"/&gt;&lt;td colspan="2" style="background-color:#dbdbdb;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%"&gt;98,707&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#dbdbdb;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/&gt;&lt;/tr&gt;&lt;tr&gt;&lt;td colspan="3" style="background-color:#ffffff;padding:2px 1pt 2px 7pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%"&gt;Fuel Clause Adjustments&lt;/span&gt;&lt;/td&gt;&lt;td colspan="3" style="background-color:#ffffff;padding:2px 1pt;text-align:left;vertical-align:bottom"&gt;&lt;div&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%"&gt;Up to 1 year&lt;/span&gt;&lt;/div&gt;&lt;/td&gt;&lt;td colspan="3" style="background-color:#ffffff;padding:0 1pt"/&gt;&lt;td colspan="2" style="background-color:#ffffff;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:120%"&gt;7,072&lt;/span&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%"&gt;&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#ffffff;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/&gt;&lt;td colspan="3" style="background-color:#ffffff;padding:0 1pt"/&gt;&lt;td colspan="2" style="background-color:#ffffff;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:120%"&gt;&#x2014;&lt;/span&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%"&gt;&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#ffffff;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/&gt;&lt;td colspan="3" style="background-color:#ffffff;padding:0 1pt"/&gt;&lt;td colspan="2" style="background-color:#ffffff;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%"&gt;10,947&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#ffffff;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/&gt;&lt;td colspan="3" style="background-color:#ffffff;padding:0 1pt"/&gt;&lt;td colspan="2" style="background-color:#ffffff;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%"&gt;&#x2014;&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#ffffff;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/&gt;&lt;/tr&gt;&lt;tr&gt;&lt;td colspan="3" style="background-color:#dbdbdb;padding:2px 1pt 2px 7pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%"&gt;Alternative Revenue Program Riders&lt;/span&gt;&lt;/td&gt;&lt;td colspan="3" style="background-color:#dbdbdb;padding:2px 1pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%"&gt;Various&lt;/span&gt;&lt;/td&gt;&lt;td colspan="3" style="background-color:#dbdbdb;padding:0 1pt"/&gt;&lt;td colspan="2" style="background-color:#dbdbdb;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:100%"&gt;3,306&lt;/span&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%"&gt;&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#dbdbdb;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/&gt;&lt;td colspan="3" style="background-color:#dbdbdb;padding:0 1pt"/&gt;&lt;td colspan="2" style="background-color:#dbdbdb;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:100%"&gt;837&lt;/span&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%"&gt;&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#dbdbdb;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/&gt;&lt;td colspan="3" style="background-color:#dbdbdb;padding:0 1pt"/&gt;&lt;td colspan="2" style="background-color:#dbdbdb;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%"&gt;3,581&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#dbdbdb;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/&gt;&lt;td colspan="3" style="background-color:#dbdbdb;padding:0 1pt"/&gt;&lt;td colspan="2" style="background-color:#dbdbdb;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%"&gt;470&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#dbdbdb;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/&gt;&lt;/tr&gt;&lt;tr&gt;&lt;td colspan="3" style="background-color:#ffffff;padding:2px 1pt 2px 7pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%"&gt;Pension and Other Postretirement Benefit Plans&lt;/span&gt;&lt;/td&gt;&lt;td colspan="3" style="background-color:#ffffff;padding:2px 1pt;text-align:left;vertical-align:bottom"&gt;&lt;div&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%"&gt;Up to 1 year&lt;/span&gt;&lt;/div&gt;&lt;/td&gt;&lt;td colspan="3" style="background-color:#ffffff;padding:0 1pt"/&gt;&lt;td colspan="2" style="background-color:#ffffff;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:100%"&gt;1,959&lt;/span&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%"&gt;&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#ffffff;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/&gt;&lt;td colspan="3" style="background-color:#ffffff;padding:0 1pt"/&gt;&lt;td colspan="2" style="background-color:#ffffff;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:100%"&gt;&#x2014;&lt;/span&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%"&gt;&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#ffffff;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/&gt;&lt;td colspan="3" style="background-color:#ffffff;padding:0 1pt"/&gt;&lt;td colspan="2" style="background-color:#ffffff;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%"&gt;1,959&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#ffffff;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/&gt;&lt;td colspan="3" style="background-color:#ffffff;padding:0 1pt"/&gt;&lt;td colspan="2" style="background-color:#ffffff;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%"&gt;&#x2014;&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#ffffff;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/&gt;&lt;/tr&gt;&lt;tr&gt;&lt;td colspan="3" style="display:none"/&gt;&lt;td colspan="3" style="display:none"/&gt;&lt;td colspan="3" style="display:none"/&gt;&lt;td colspan="3" style="display:none"/&gt;&lt;td colspan="3" style="display:none"/&gt;&lt;td colspan="3" style="display:none"/&gt;&lt;td colspan="3" style="display:none"/&gt;&lt;td colspan="3" style="display:none"/&gt;&lt;td colspan="3" style="display:none"/&gt;&lt;td colspan="3" style="display:none"/&gt;&lt;/tr&gt;&lt;tr&gt;&lt;td colspan="3" style="display:none"/&gt;&lt;td colspan="3" style="display:none"/&gt;&lt;td colspan="3" style="display:none"/&gt;&lt;td colspan="3" style="display:none"/&gt;&lt;td colspan="3" style="display:none"/&gt;&lt;td colspan="3" style="display:none"/&gt;&lt;td colspan="3" style="display:none"/&gt;&lt;td colspan="3" style="display:none"/&gt;&lt;td colspan="3" style="display:none"/&gt;&lt;td colspan="3" style="display:none"/&gt;&lt;/tr&gt;&lt;tr&gt;&lt;td colspan="3" style="background-color:#dbdbdb;padding:2px 1pt 2px 7pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%"&gt;Other&lt;/span&gt;&lt;/td&gt;&lt;td colspan="3" style="background-color:#dbdbdb;padding:2px 1pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%"&gt;Various&lt;/span&gt;&lt;/td&gt;&lt;td colspan="3" style="background-color:#dbdbdb;padding:0 1pt"/&gt;&lt;td colspan="2" style="background-color:#dbdbdb;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:100%"&gt;180&lt;/span&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%"&gt;&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#dbdbdb;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/&gt;&lt;td colspan="3" style="background-color:#dbdbdb;padding:0 1pt"/&gt;&lt;td colspan="2" style="background-color:#dbdbdb;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:100%"&gt;227&lt;/span&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%"&gt;&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#dbdbdb;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/&gt;&lt;td colspan="3" style="background-color:#dbdbdb;padding:0 1pt"/&gt;&lt;td colspan="2" style="background-color:#dbdbdb;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%"&gt;176&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#dbdbdb;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/&gt;&lt;td colspan="3" style="background-color:#dbdbdb;padding:0 1pt"/&gt;&lt;td colspan="2" style="background-color:#dbdbdb;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%"&gt;77&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#dbdbdb;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/&gt;&lt;/tr&gt;&lt;tr&gt;&lt;td colspan="3" style="background-color:#ffffff;border-top:1pt solid #000;padding:2px 1pt 2px 13pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:100%"&gt;Total Regulatory Liabilities&lt;/span&gt;&lt;/td&gt;&lt;td colspan="3" style="background-color:#ffffff;border-top:1pt solid #000;padding:0 1pt"/&gt;&lt;td colspan="3" style="background-color:#ffffff;border-top:1pt solid #000;padding:0 1pt"/&gt;&lt;td style="background-color:#ffffff;border-top:1pt solid #000;padding:2px 0 2px 1pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:100%"&gt;$&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#ffffff;border-top:1pt solid #000;padding:2px 0;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:100%"&gt;12,517&lt;/span&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%"&gt;&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#ffffff;border-top:1pt solid #000;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/&gt;&lt;td colspan="3" style="background-color:#ffffff;border-top:1pt solid #000;padding:0 1pt"/&gt;&lt;td style="background-color:#ffffff;border-top:1pt solid #000;padding:2px 0 2px 1pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:100%"&gt;$&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#ffffff;border-top:1pt solid #000;padding:2px 0;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:100%"&gt;234,986&lt;/span&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%"&gt;&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#ffffff;border-top:1pt solid #000;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/&gt;&lt;td colspan="3" style="background-color:#ffffff;border-top:1pt solid #000;padding:0 1pt"/&gt;&lt;td style="background-color:#ffffff;border-top:1pt solid #000;padding:2px 0 2px 1pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%"&gt;$&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#ffffff;border-top:1pt solid #000;padding:2px 0;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%"&gt;16,663&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#ffffff;border-top:1pt solid #000;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/&gt;&lt;td colspan="3" style="background-color:#ffffff;border-top:1pt solid #000;padding:0 1pt"/&gt;&lt;td style="background-color:#ffffff;border-top:1pt solid #000;padding:2px 0 2px 1pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%"&gt;$&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#ffffff;border-top:1pt solid #000;padding:2px 0;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%"&gt;233,973&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#ffffff;border-top:1pt solid #000;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/&gt;&lt;/tr&gt;&lt;tr style="height:3pt"&gt;&lt;td colspan="3" style="padding:0 1pt"/&gt;&lt;td colspan="3" style="padding:0 1pt"/&gt;&lt;td colspan="3" style="padding:0 1pt"/&gt;&lt;td colspan="3" style="padding:0 1pt"/&gt;&lt;td colspan="3" style="padding:0 1pt"/&gt;&lt;td colspan="3" style="padding:0 1pt"/&gt;&lt;td colspan="3" style="padding:0 1pt"/&gt;&lt;td colspan="3" style="padding:0 1pt"/&gt;&lt;td colspan="3" style="padding:0 1pt"/&gt;&lt;td colspan="3" style="padding:0 1pt"/&gt;&lt;/tr&gt;&lt;tr&gt;&lt;td colspan="3" style="border-top:1pt solid #000;padding:2px 1pt;text-align:left;vertical-align:bottom"&gt;&lt;div&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:4.55pt;font-style:italic;font-weight:400;line-height:100%;position:relative;top:-2.44pt;vertical-align:baseline"&gt;1&lt;/span&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:7pt;font-style:italic;font-weight:400;line-height:100%"&gt;Costs subject to recovery without a rate of return.&lt;/span&gt;&lt;/div&gt;&lt;/td&gt;&lt;td colspan="3" style="border-top:1pt solid #000;padding:0 1pt"/&gt;&lt;td colspan="3" style="padding:0 1pt"/&gt;&lt;td colspan="3" style="padding:0 1pt"/&gt;&lt;td colspan="3" style="padding:0 1pt"/&gt;&lt;td colspan="3" style="padding:0 1pt"/&gt;&lt;td colspan="3" style="padding:0 1pt"/&gt;&lt;td colspan="3" style="padding:0 1pt"/&gt;&lt;td colspan="3" style="padding:0 1pt"/&gt;&lt;td colspan="3" style="padding:0 1pt"/&gt;&lt;/tr&gt;&lt;tr&gt;&lt;td colspan="3" style="padding:2px 1pt;text-align:left;vertical-align:bottom"&gt;&lt;div&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:4.55pt;font-style:italic;font-weight:400;line-height:100%;position:relative;top:-2.44pt;vertical-align:baseline"&gt;2&lt;/span&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:7pt;font-style:italic;font-weight:400;line-height:100%"&gt;Amount eligible for recovery includes an incentive or rate of return.&lt;/span&gt;&lt;/div&gt;&lt;/td&gt;&lt;td colspan="3" style="padding:0 1pt"/&gt;&lt;td colspan="3" style="padding:0 1pt"/&gt;&lt;td colspan="3" style="padding:0 1pt"/&gt;&lt;td colspan="3" style="padding:0 1pt"/&gt;&lt;td colspan="3" style="padding:0 1pt"/&gt;&lt;td colspan="3" style="padding:0 1pt"/&gt;&lt;td colspan="3" style="padding:0 1pt"/&gt;&lt;td colspan="3" style="padding:0 1pt"/&gt;&lt;td colspan="3" style="padding:0 1pt"/&gt;&lt;/tr&gt;&lt;/table&gt;&lt;/div&gt;</us-gaap:ScheduleOfRegulatoryAssetsAndLiabilitiesTextBlock>
    <ottr:ScheduleOfRegulatoryAssetsAndLiabilitiesTableTextBlock
      contextRef="i3a76d1213b09470fa8c6c3f49fa75d98_D20210101-20210331"
      id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN181Mi9mcmFnOmRkYTk5NTdiODQ3YzQwMWU5NjMwZDM5NmQ3ZDY0NWQ3L3RleHRyZWdpb246ZGRhOTk1N2I4NDdjNDAxZTk2MzBkMzk2ZDdkNjQ1ZDdfMzQ1MQ_6ca1fd5e-2eba-4a2c-8627-3155cddf8033">&lt;div style="margin-bottom:3pt"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:9pt;font-weight:400;line-height:120%"&gt;The following presents our current and long-term regulatory assets and liabilities as of March&#160;31, 2021 and December&#160;31, 2020 and the period we expect to recover or refund such amounts:&lt;/span&gt;&lt;/div&gt;&lt;div&gt;&lt;table style="border-collapse:collapse;display:inline-table;margin-bottom:5pt;vertical-align:text-bottom;width:100.000%"&gt;&lt;tr&gt;&lt;td style="width:1.0%"/&gt;&lt;td style="width:35.566%"/&gt;&lt;td style="width:0.1%"/&gt;&lt;td style="width:1.0%"/&gt;&lt;td style="width:10.566%"/&gt;&lt;td style="width:0.1%"/&gt;&lt;td style="width:0.1%"/&gt;&lt;td style="width:1.605%"/&gt;&lt;td style="width:0.1%"/&gt;&lt;td style="width:1.0%"/&gt;&lt;td style="width:10.011%"/&gt;&lt;td style="width:0.1%"/&gt;&lt;td style="width:0.1%"/&gt;&lt;td style="width:1.605%"/&gt;&lt;td style="width:0.1%"/&gt;&lt;td style="width:1.0%"/&gt;&lt;td style="width:10.011%"/&gt;&lt;td style="width:0.1%"/&gt;&lt;td style="width:0.1%"/&gt;&lt;td style="width:1.605%"/&gt;&lt;td style="width:0.1%"/&gt;&lt;td style="width:1.0%"/&gt;&lt;td style="width:10.011%"/&gt;&lt;td style="width:0.1%"/&gt;&lt;td style="width:0.1%"/&gt;&lt;td style="width:1.605%"/&gt;&lt;td style="width:0.1%"/&gt;&lt;td style="width:1.0%"/&gt;&lt;td style="width:10.015%"/&gt;&lt;td style="width:0.1%"/&gt;&lt;/tr&gt;&lt;tr&gt;&lt;td colspan="3" style="padding:0 1pt"/&gt;&lt;td colspan="3" style="padding:2px 1pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-style:italic;font-weight:700;line-height:100%"&gt;Period of&lt;/span&gt;&lt;/td&gt;&lt;td colspan="3" style="padding:0 1pt"/&gt;&lt;td colspan="9" style="padding:2px 1pt;text-align:center;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-style:italic;font-weight:700;line-height:100%"&gt;March 31, 2021&lt;/span&gt;&lt;/td&gt;&lt;td colspan="3" style="padding:0 1pt"/&gt;&lt;td colspan="9" style="padding:2px 1pt;text-align:center;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-style:italic;font-weight:700;line-height:100%"&gt;December 31, 2020&lt;/span&gt;&lt;/td&gt;&lt;/tr&gt;&lt;tr&gt;&lt;td colspan="3" style="padding:2px 1pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-style:italic;font-weight:700;line-height:100%"&gt;(in thousands)&lt;/span&gt;&lt;/td&gt;&lt;td colspan="3" style="padding:2px 1pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-style:italic;font-weight:700;line-height:100%"&gt;Recovery/Refund&lt;/span&gt;&lt;/td&gt;&lt;td colspan="3" style="padding:0 1pt"/&gt;&lt;td colspan="3" style="border-top:1pt solid #000;padding:2px 1pt;text-align:center;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-style:italic;font-weight:700;line-height:100%"&gt;Current&lt;/span&gt;&lt;/td&gt;&lt;td colspan="3" style="border-top:1pt solid #000;padding:0 1pt"/&gt;&lt;td colspan="3" style="border-top:1pt solid #000;padding:2px 1pt;text-align:center;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-style:italic;font-weight:700;line-height:100%"&gt;Long-Term&lt;/span&gt;&lt;/td&gt;&lt;td colspan="3" style="padding:0 1pt"/&gt;&lt;td colspan="3" style="border-top:1pt solid #000;padding:2px 1pt;text-align:center;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-style:italic;font-weight:700;line-height:100%"&gt;Current&lt;/span&gt;&lt;/td&gt;&lt;td colspan="3" style="border-top:1pt solid #000;padding:0 1pt"/&gt;&lt;td colspan="3" style="border-top:1pt solid #000;padding:2px 1pt;text-align:center;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-style:italic;font-weight:700;line-height:100%"&gt;Long Term&lt;/span&gt;&lt;/td&gt;&lt;/tr&gt;&lt;tr style="height:3pt"&gt;&lt;td colspan="3" style="border-top:1pt solid #000;padding:0 1pt"/&gt;&lt;td colspan="3" style="border-top:1pt solid #000;padding:0 1pt"/&gt;&lt;td colspan="3" style="border-top:1pt solid #000;padding:0 1pt"/&gt;&lt;td colspan="3" style="border-top:1pt solid #000;padding:0 1pt"/&gt;&lt;td colspan="3" style="border-top:1pt solid #000;padding:0 1pt"/&gt;&lt;td colspan="3" style="border-top:1pt solid #000;padding:0 1pt"/&gt;&lt;td colspan="3" style="border-top:1pt solid #000;padding:0 1pt"/&gt;&lt;td colspan="3" style="border-top:1pt solid #000;padding:0 1pt"/&gt;&lt;td colspan="3" style="border-top:1pt solid #000;padding:0 1pt"/&gt;&lt;td colspan="3" style="border-top:1pt solid #000;padding:0 1pt"/&gt;&lt;/tr&gt;&lt;tr&gt;&lt;td colspan="3" style="background-color:#dbdbdb;padding:2px 1pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:100%"&gt;Regulatory Assets&lt;/span&gt;&lt;/td&gt;&lt;td colspan="3" style="background-color:#dbdbdb;padding:0 1pt"/&gt;&lt;td colspan="3" style="background-color:#dbdbdb;padding:0 1pt"/&gt;&lt;td colspan="3" style="background-color:#dbdbdb;padding:0 1pt"/&gt;&lt;td colspan="3" style="background-color:#dbdbdb;padding:0 1pt"/&gt;&lt;td colspan="3" style="background-color:#dbdbdb;padding:0 1pt"/&gt;&lt;td colspan="3" style="background-color:#dbdbdb;padding:0 1pt"/&gt;&lt;td colspan="3" style="background-color:#dbdbdb;padding:0 1pt"/&gt;&lt;td colspan="3" style="background-color:#dbdbdb;padding:0 1pt"/&gt;&lt;td colspan="3" style="background-color:#dbdbdb;padding:0 1pt"/&gt;&lt;/tr&gt;&lt;tr&gt;&lt;td colspan="3" style="background-color:#ffffff;padding:2px 1pt;text-align:left;vertical-align:bottom"&gt;&lt;div style="padding-left:6pt"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%"&gt;Pension and Other Postretirement Benefit Plans&lt;/span&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:5.2pt;font-weight:400;line-height:100%;position:relative;top:-2.8pt;vertical-align:baseline"&gt;1&lt;/span&gt;&lt;/div&gt;&lt;/td&gt;&lt;td colspan="3" style="background-color:#ffffff;padding:2px 1pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%"&gt;Various&lt;/span&gt;&lt;/td&gt;&lt;td colspan="3" style="background-color:#ffffff;padding:0 1pt"/&gt;&lt;td style="background-color:#ffffff;padding:2px 0 2px 1pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:120%"&gt;$&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#ffffff;padding:2px 0;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:120%"&gt;11,037&lt;/span&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%"&gt;&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#ffffff;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/&gt;&lt;td colspan="3" style="background-color:#ffffff;padding:0 1pt"/&gt;&lt;td style="background-color:#ffffff;padding:2px 0 2px 1pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:120%"&gt;$&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#ffffff;padding:2px 0;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:120%"&gt;143,996&lt;/span&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%"&gt;&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#ffffff;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/&gt;&lt;td colspan="3" style="background-color:#ffffff;padding:0 1pt"/&gt;&lt;td style="background-color:#ffffff;padding:2px 0 2px 1pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%"&gt;$&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#ffffff;padding:2px 0;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%"&gt;11,037&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#ffffff;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/&gt;&lt;td colspan="3" style="background-color:#ffffff;padding:0 1pt"/&gt;&lt;td style="background-color:#ffffff;padding:2px 0 2px 1pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%"&gt;$&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#ffffff;padding:2px 0;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%"&gt;146,071&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#ffffff;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/&gt;&lt;/tr&gt;&lt;tr&gt;&lt;td colspan="3" style="background-color:#dbdbdb;padding:2px 1pt;text-align:left;vertical-align:bottom"&gt;&lt;div style="padding-left:6pt"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%"&gt;Alternative Revenue Program Riders&lt;/span&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:5.2pt;font-weight:400;line-height:100%;position:relative;top:-2.8pt;vertical-align:baseline"&gt;2&lt;/span&gt;&lt;/div&gt;&lt;/td&gt;&lt;td colspan="3" style="background-color:#dbdbdb;padding:2px 1pt;text-align:left;vertical-align:bottom"&gt;&lt;div&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%"&gt;Up to 3 years&lt;/span&gt;&lt;/div&gt;&lt;/td&gt;&lt;td colspan="3" style="background-color:#dbdbdb;padding:0 1pt"/&gt;&lt;td colspan="2" style="background-color:#dbdbdb;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:100%"&gt;6,891&lt;/span&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%"&gt;&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#dbdbdb;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/&gt;&lt;td colspan="3" style="background-color:#dbdbdb;padding:0 1pt"/&gt;&lt;td colspan="2" style="background-color:#dbdbdb;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:100%"&gt;10,418&lt;/span&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%"&gt;&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#dbdbdb;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/&gt;&lt;td colspan="3" style="background-color:#dbdbdb;padding:0 1pt"/&gt;&lt;td colspan="2" style="background-color:#dbdbdb;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%"&gt;8,871&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#dbdbdb;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/&gt;&lt;td colspan="3" style="background-color:#dbdbdb;padding:0 1pt"/&gt;&lt;td colspan="2" style="background-color:#dbdbdb;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%"&gt;9,373&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#dbdbdb;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/&gt;&lt;/tr&gt;&lt;tr&gt;&lt;td colspan="3" style="background-color:#ffffff;padding:2px 1pt;text-align:left;vertical-align:bottom"&gt;&lt;div style="padding-left:6pt"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%"&gt;Asset Retirement Obligations&lt;/span&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:5.2pt;font-weight:400;line-height:100%;position:relative;top:-2.8pt;vertical-align:baseline"&gt;1&lt;/span&gt;&lt;/div&gt;&lt;/td&gt;&lt;td colspan="3" style="background-color:#ffffff;padding:2px 1pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%"&gt;Asset lives&lt;/span&gt;&lt;/td&gt;&lt;td colspan="3" style="background-color:#ffffff;padding:0 1pt"/&gt;&lt;td colspan="2" style="background-color:#ffffff;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%"&gt;&#x2014;&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#ffffff;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/&gt;&lt;td colspan="3" style="background-color:#ffffff;padding:0 1pt"/&gt;&lt;td colspan="2" style="background-color:#ffffff;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:120%"&gt;8,539&lt;/span&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%"&gt;&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#ffffff;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/&gt;&lt;td colspan="3" style="background-color:#ffffff;padding:0 1pt"/&gt;&lt;td colspan="2" style="background-color:#ffffff;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%"&gt;&#x2014;&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#ffffff;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/&gt;&lt;td colspan="3" style="background-color:#ffffff;padding:0 1pt"/&gt;&lt;td colspan="2" style="background-color:#ffffff;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%"&gt;8,462&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#ffffff;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/&gt;&lt;/tr&gt;&lt;tr&gt;&lt;td colspan="3" style="display:none"/&gt;&lt;td colspan="3" style="display:none"/&gt;&lt;td colspan="3" style="display:none"/&gt;&lt;td colspan="3" style="display:none"/&gt;&lt;td colspan="3" style="display:none"/&gt;&lt;td colspan="3" style="display:none"/&gt;&lt;td colspan="3" style="display:none"/&gt;&lt;td colspan="3" style="display:none"/&gt;&lt;td colspan="3" style="display:none"/&gt;&lt;td colspan="3" style="display:none"/&gt;&lt;/tr&gt;&lt;tr&gt;&lt;td colspan="3" style="background-color:#dbdbdb;padding:2px 1pt;text-align:left;vertical-align:bottom"&gt;&lt;div style="padding-left:6pt"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%"&gt;ISO Cost Recovery Trackers&lt;/span&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:5.2pt;font-weight:400;line-height:100%;position:relative;top:-2.8pt;vertical-align:baseline"&gt;1&lt;/span&gt;&lt;/div&gt;&lt;/td&gt;&lt;td colspan="3" style="background-color:#dbdbdb;padding:2px 1pt;text-align:left;vertical-align:bottom"&gt;&lt;div&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%"&gt;Up to 2 years&lt;/span&gt;&lt;/div&gt;&lt;/td&gt;&lt;td colspan="3" style="background-color:#dbdbdb;padding:0 1pt"/&gt;&lt;td colspan="2" style="background-color:#dbdbdb;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:100%"&gt;809&lt;/span&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%"&gt;&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#dbdbdb;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/&gt;&lt;td colspan="3" style="background-color:#dbdbdb;padding:0 1pt"/&gt;&lt;td colspan="2" style="background-color:#dbdbdb;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:100%"&gt;703&lt;/span&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%"&gt;&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#dbdbdb;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/&gt;&lt;td colspan="3" style="background-color:#dbdbdb;padding:0 1pt"/&gt;&lt;td colspan="2" style="background-color:#dbdbdb;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%"&gt;1,079&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#dbdbdb;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/&gt;&lt;td colspan="3" style="background-color:#dbdbdb;padding:0 1pt"/&gt;&lt;td colspan="2" style="background-color:#dbdbdb;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%"&gt;867&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#dbdbdb;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/&gt;&lt;/tr&gt;&lt;tr&gt;&lt;td colspan="3" style="background-color:#ffffff;padding:2px 1pt;text-align:left;vertical-align:bottom"&gt;&lt;div style="padding-left:6pt"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%"&gt;Unrecovered Project Costs&lt;/span&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:5.2pt;font-weight:400;line-height:100%;position:relative;top:-2.8pt;vertical-align:baseline"&gt;1&lt;/span&gt;&lt;/div&gt;&lt;/td&gt;&lt;td colspan="3" style="background-color:#ffffff;padding:2px 1pt;text-align:left;vertical-align:bottom"&gt;&lt;div&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%"&gt;Up to 3 years&lt;/span&gt;&lt;/div&gt;&lt;/td&gt;&lt;td colspan="3" style="background-color:#ffffff;padding:0 1pt"/&gt;&lt;td colspan="2" style="background-color:#ffffff;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:100%"&gt;1,556&lt;/span&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%"&gt;&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#ffffff;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/&gt;&lt;td colspan="3" style="background-color:#ffffff;padding:0 1pt"/&gt;&lt;td colspan="2" style="background-color:#ffffff;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:100%"&gt;2,937&lt;/span&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%"&gt;&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#ffffff;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/&gt;&lt;td colspan="3" style="background-color:#ffffff;padding:0 1pt"/&gt;&lt;td colspan="2" style="background-color:#ffffff;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%"&gt;361&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#ffffff;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/&gt;&lt;td colspan="3" style="background-color:#ffffff;padding:0 1pt"/&gt;&lt;td colspan="2" style="background-color:#ffffff;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%"&gt;2,989&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#ffffff;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/&gt;&lt;/tr&gt;&lt;tr&gt;&lt;td colspan="3" style="background-color:#dbdbdb;padding:2px 1pt;text-align:left;vertical-align:bottom"&gt;&lt;div style="padding-left:6pt"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%"&gt;Deferred Rate Case Expenses&lt;/span&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:5.2pt;font-weight:400;line-height:100%;position:relative;top:-2.8pt;vertical-align:baseline"&gt;1&lt;/span&gt;&lt;/div&gt;&lt;/td&gt;&lt;td colspan="3" style="background-color:#dbdbdb;padding:2px 1pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%"&gt;Various&lt;/span&gt;&lt;/td&gt;&lt;td colspan="3" style="background-color:#dbdbdb;padding:0 1pt"/&gt;&lt;td colspan="2" style="background-color:#dbdbdb;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:100%"&gt;493&lt;/span&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%"&gt;&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#dbdbdb;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/&gt;&lt;td colspan="3" style="background-color:#dbdbdb;padding:0 1pt"/&gt;&lt;td colspan="2" style="background-color:#dbdbdb;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:100%"&gt;165&lt;/span&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%"&gt;&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#dbdbdb;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/&gt;&lt;td colspan="3" style="background-color:#dbdbdb;padding:0 1pt"/&gt;&lt;td colspan="2" style="background-color:#dbdbdb;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%"&gt;360&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#dbdbdb;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/&gt;&lt;td colspan="3" style="background-color:#dbdbdb;padding:0 1pt"/&gt;&lt;td colspan="2" style="background-color:#dbdbdb;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%"&gt;230&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#dbdbdb;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/&gt;&lt;/tr&gt;&lt;tr&gt;&lt;td colspan="3" style="background-color:#ffffff;padding:2px 1pt;text-align:left;vertical-align:bottom"&gt;&lt;div style="padding-left:6pt"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%"&gt;Debt Reacquisition Premiums&lt;/span&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:5.2pt;font-weight:400;line-height:100%;position:relative;top:-2.8pt;vertical-align:baseline"&gt;1&lt;/span&gt;&lt;/div&gt;&lt;/td&gt;&lt;td colspan="3" style="background-color:#ffffff;padding:2px 1pt;text-align:left;vertical-align:bottom"&gt;&lt;div&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%"&gt;Up to 12 years&lt;/span&gt;&lt;/div&gt;&lt;/td&gt;&lt;td colspan="3" style="background-color:#ffffff;padding:0 1pt"/&gt;&lt;td colspan="2" style="background-color:#ffffff;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:120%"&gt;180&lt;/span&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%"&gt;&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#ffffff;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/&gt;&lt;td colspan="3" style="background-color:#ffffff;padding:0 1pt"/&gt;&lt;td colspan="2" style="background-color:#ffffff;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:120%"&gt;302&lt;/span&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%"&gt;&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#ffffff;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/&gt;&lt;td colspan="3" style="background-color:#ffffff;padding:0 1pt"/&gt;&lt;td colspan="2" style="background-color:#ffffff;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%"&gt;192&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#ffffff;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/&gt;&lt;td colspan="3" style="background-color:#ffffff;padding:0 1pt"/&gt;&lt;td colspan="2" style="background-color:#ffffff;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%"&gt;341&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#ffffff;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/&gt;&lt;/tr&gt;&lt;tr&gt;&lt;td colspan="3" style="background-color:#dbdbdb;padding:2px 1pt;text-align:left;vertical-align:bottom"&gt;&lt;div style="padding-left:6pt"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%"&gt;Other&lt;/span&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:5.2pt;font-weight:400;line-height:100%;position:relative;top:-2.8pt;vertical-align:baseline"&gt;1&lt;/span&gt;&lt;/div&gt;&lt;/td&gt;&lt;td colspan="3" style="background-color:#dbdbdb;padding:2px 1pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%"&gt;Various&lt;/span&gt;&lt;/td&gt;&lt;td colspan="3" style="background-color:#dbdbdb;padding:0 1pt"/&gt;&lt;td colspan="2" style="background-color:#dbdbdb;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:100%"&gt;453&lt;/span&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%"&gt;&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#dbdbdb;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/&gt;&lt;td colspan="3" style="background-color:#dbdbdb;padding:0 1pt"/&gt;&lt;td colspan="2" style="background-color:#dbdbdb;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:100%"&gt;496&lt;/span&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%"&gt;&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#dbdbdb;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/&gt;&lt;td colspan="3" style="background-color:#dbdbdb;padding:0 1pt"/&gt;&lt;td colspan="2" style="background-color:#dbdbdb;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%"&gt;&#x2014;&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#dbdbdb;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/&gt;&lt;td colspan="3" style="background-color:#dbdbdb;padding:0 1pt"/&gt;&lt;td colspan="2" style="background-color:#dbdbdb;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%"&gt;62&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#dbdbdb;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/&gt;&lt;/tr&gt;&lt;tr&gt;&lt;td colspan="3" style="background-color:#ffffff;border-top:1pt solid #000;padding:2px 1pt 2px 13pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:100%"&gt;Total Regulatory Assets&lt;/span&gt;&lt;/td&gt;&lt;td colspan="3" style="background-color:#ffffff;border-top:1pt solid #000;padding:0 1pt"/&gt;&lt;td colspan="3" style="background-color:#ffffff;border-top:1pt solid #000;padding:0 1pt"/&gt;&lt;td style="background-color:#ffffff;border-top:1pt solid #000;padding:2px 0 2px 1pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:100%"&gt;$&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#ffffff;border-top:1pt solid #000;padding:2px 0;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:100%"&gt;21,419&lt;/span&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%"&gt;&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#ffffff;border-top:1pt solid #000;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/&gt;&lt;td colspan="3" style="background-color:#ffffff;border-top:1pt solid #000;padding:0 1pt"/&gt;&lt;td style="background-color:#ffffff;border-top:1pt solid #000;padding:2px 0 2px 1pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:100%"&gt;$&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#ffffff;border-top:1pt solid #000;padding:2px 0;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:100%"&gt;167,556&lt;/span&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%"&gt;&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#ffffff;border-top:1pt solid #000;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/&gt;&lt;td colspan="3" style="background-color:#ffffff;border-top:1pt solid #000;padding:0 1pt"/&gt;&lt;td style="background-color:#ffffff;border-top:1pt solid #000;padding:2px 0 2px 1pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%"&gt;$&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#ffffff;border-top:1pt solid #000;padding:2px 0;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%"&gt;21,900&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#ffffff;border-top:1pt solid #000;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/&gt;&lt;td colspan="3" style="background-color:#ffffff;border-top:1pt solid #000;padding:0 1pt"/&gt;&lt;td style="background-color:#ffffff;border-top:1pt solid #000;padding:2px 0 2px 1pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%"&gt;$&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#ffffff;border-top:1pt solid #000;padding:2px 0;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%"&gt;168,395&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#ffffff;border-top:1pt solid #000;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/&gt;&lt;/tr&gt;&lt;tr&gt;&lt;td colspan="3" style="background-color:#dbdbdb;padding:2px 1pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:100%"&gt;Regulatory Liabilities&lt;/span&gt;&lt;/td&gt;&lt;td colspan="3" style="background-color:#dbdbdb;padding:0 1pt"/&gt;&lt;td colspan="3" style="background-color:#dbdbdb;padding:0 1pt"/&gt;&lt;td colspan="3" style="background-color:#dbdbdb;padding:0 1pt"/&gt;&lt;td colspan="3" style="background-color:#dbdbdb;padding:0 1pt"/&gt;&lt;td colspan="3" style="background-color:#dbdbdb;padding:0 1pt"/&gt;&lt;td colspan="3" style="background-color:#dbdbdb;padding:0 1pt"/&gt;&lt;td colspan="3" style="background-color:#dbdbdb;padding:0 1pt"/&gt;&lt;td colspan="3" style="background-color:#dbdbdb;padding:0 1pt"/&gt;&lt;td colspan="3" style="background-color:#dbdbdb;padding:0 1pt"/&gt;&lt;/tr&gt;&lt;tr&gt;&lt;td colspan="3" style="background-color:#ffffff;padding:2px 1pt 2px 7pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%"&gt;Deferred Income Taxes&lt;/span&gt;&lt;/td&gt;&lt;td colspan="3" style="background-color:#ffffff;padding:2px 1pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%"&gt;Asset lives&lt;/span&gt;&lt;/td&gt;&lt;td colspan="3" style="background-color:#ffffff;padding:0 1pt"/&gt;&lt;td style="background-color:#ffffff;padding:2px 0 2px 1pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:120%"&gt;$&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#ffffff;padding:2px 0;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:120%"&gt;&#x2014;&lt;/span&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%"&gt;&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#ffffff;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/&gt;&lt;td colspan="3" style="background-color:#ffffff;padding:0 1pt"/&gt;&lt;td style="background-color:#ffffff;padding:2px 0 2px 1pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:120%"&gt;$&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#ffffff;padding:2px 0;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:120%"&gt;133,306&lt;/span&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%"&gt;&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#ffffff;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/&gt;&lt;td colspan="3" style="background-color:#ffffff;padding:0 1pt"/&gt;&lt;td style="background-color:#ffffff;padding:2px 0 2px 1pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%"&gt;$&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#ffffff;padding:2px 0;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%"&gt;&#x2014;&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#ffffff;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/&gt;&lt;td colspan="3" style="background-color:#ffffff;padding:0 1pt"/&gt;&lt;td style="background-color:#ffffff;padding:2px 0 2px 1pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%"&gt;$&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#ffffff;padding:2px 0;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%"&gt;134,719&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#ffffff;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/&gt;&lt;/tr&gt;&lt;tr&gt;&lt;td colspan="3" style="background-color:#dbdbdb;padding:2px 1pt 2px 7pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%"&gt;Plant Removal Obligations&lt;/span&gt;&lt;/td&gt;&lt;td colspan="3" style="background-color:#dbdbdb;padding:2px 1pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%"&gt;Asset lives&lt;/span&gt;&lt;/td&gt;&lt;td colspan="3" style="background-color:#dbdbdb;padding:0 1pt"/&gt;&lt;td colspan="2" style="background-color:#dbdbdb;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:120%"&gt;&#x2014;&lt;/span&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%"&gt;&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#dbdbdb;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/&gt;&lt;td colspan="3" style="background-color:#dbdbdb;padding:0 1pt"/&gt;&lt;td colspan="2" style="background-color:#dbdbdb;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:120%"&gt;100,616&lt;/span&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%"&gt;&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#dbdbdb;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/&gt;&lt;td colspan="3" style="background-color:#dbdbdb;padding:0 1pt"/&gt;&lt;td colspan="2" style="background-color:#dbdbdb;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%"&gt;&#x2014;&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#dbdbdb;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/&gt;&lt;td colspan="3" style="background-color:#dbdbdb;padding:0 1pt"/&gt;&lt;td colspan="2" style="background-color:#dbdbdb;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%"&gt;98,707&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#dbdbdb;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/&gt;&lt;/tr&gt;&lt;tr&gt;&lt;td colspan="3" style="background-color:#ffffff;padding:2px 1pt 2px 7pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%"&gt;Fuel Clause Adjustments&lt;/span&gt;&lt;/td&gt;&lt;td colspan="3" style="background-color:#ffffff;padding:2px 1pt;text-align:left;vertical-align:bottom"&gt;&lt;div&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%"&gt;Up to 1 year&lt;/span&gt;&lt;/div&gt;&lt;/td&gt;&lt;td colspan="3" style="background-color:#ffffff;padding:0 1pt"/&gt;&lt;td colspan="2" style="background-color:#ffffff;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:120%"&gt;7,072&lt;/span&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%"&gt;&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#ffffff;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/&gt;&lt;td colspan="3" style="background-color:#ffffff;padding:0 1pt"/&gt;&lt;td colspan="2" style="background-color:#ffffff;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:120%"&gt;&#x2014;&lt;/span&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%"&gt;&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#ffffff;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/&gt;&lt;td colspan="3" style="background-color:#ffffff;padding:0 1pt"/&gt;&lt;td colspan="2" style="background-color:#ffffff;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%"&gt;10,947&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#ffffff;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/&gt;&lt;td colspan="3" style="background-color:#ffffff;padding:0 1pt"/&gt;&lt;td colspan="2" style="background-color:#ffffff;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%"&gt;&#x2014;&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#ffffff;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/&gt;&lt;/tr&gt;&lt;tr&gt;&lt;td colspan="3" style="background-color:#dbdbdb;padding:2px 1pt 2px 7pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%"&gt;Alternative Revenue Program Riders&lt;/span&gt;&lt;/td&gt;&lt;td colspan="3" style="background-color:#dbdbdb;padding:2px 1pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%"&gt;Various&lt;/span&gt;&lt;/td&gt;&lt;td colspan="3" style="background-color:#dbdbdb;padding:0 1pt"/&gt;&lt;td colspan="2" style="background-color:#dbdbdb;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:100%"&gt;3,306&lt;/span&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%"&gt;&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#dbdbdb;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/&gt;&lt;td colspan="3" style="background-color:#dbdbdb;padding:0 1pt"/&gt;&lt;td colspan="2" style="background-color:#dbdbdb;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:100%"&gt;837&lt;/span&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%"&gt;&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#dbdbdb;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/&gt;&lt;td colspan="3" style="background-color:#dbdbdb;padding:0 1pt"/&gt;&lt;td colspan="2" style="background-color:#dbdbdb;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%"&gt;3,581&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#dbdbdb;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/&gt;&lt;td colspan="3" style="background-color:#dbdbdb;padding:0 1pt"/&gt;&lt;td colspan="2" style="background-color:#dbdbdb;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%"&gt;470&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#dbdbdb;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/&gt;&lt;/tr&gt;&lt;tr&gt;&lt;td colspan="3" style="background-color:#ffffff;padding:2px 1pt 2px 7pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%"&gt;Pension and Other Postretirement Benefit Plans&lt;/span&gt;&lt;/td&gt;&lt;td colspan="3" style="background-color:#ffffff;padding:2px 1pt;text-align:left;vertical-align:bottom"&gt;&lt;div&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%"&gt;Up to 1 year&lt;/span&gt;&lt;/div&gt;&lt;/td&gt;&lt;td colspan="3" style="background-color:#ffffff;padding:0 1pt"/&gt;&lt;td colspan="2" style="background-color:#ffffff;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:100%"&gt;1,959&lt;/span&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%"&gt;&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#ffffff;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/&gt;&lt;td colspan="3" style="background-color:#ffffff;padding:0 1pt"/&gt;&lt;td colspan="2" style="background-color:#ffffff;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:100%"&gt;&#x2014;&lt;/span&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%"&gt;&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#ffffff;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/&gt;&lt;td colspan="3" style="background-color:#ffffff;padding:0 1pt"/&gt;&lt;td colspan="2" style="background-color:#ffffff;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%"&gt;1,959&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#ffffff;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/&gt;&lt;td colspan="3" style="background-color:#ffffff;padding:0 1pt"/&gt;&lt;td colspan="2" style="background-color:#ffffff;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%"&gt;&#x2014;&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#ffffff;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/&gt;&lt;/tr&gt;&lt;tr&gt;&lt;td colspan="3" style="display:none"/&gt;&lt;td colspan="3" style="display:none"/&gt;&lt;td colspan="3" style="display:none"/&gt;&lt;td colspan="3" style="display:none"/&gt;&lt;td colspan="3" style="display:none"/&gt;&lt;td colspan="3" style="display:none"/&gt;&lt;td colspan="3" style="display:none"/&gt;&lt;td colspan="3" style="display:none"/&gt;&lt;td colspan="3" style="display:none"/&gt;&lt;td colspan="3" style="display:none"/&gt;&lt;/tr&gt;&lt;tr&gt;&lt;td colspan="3" style="display:none"/&gt;&lt;td colspan="3" style="display:none"/&gt;&lt;td colspan="3" style="display:none"/&gt;&lt;td colspan="3" style="display:none"/&gt;&lt;td colspan="3" style="display:none"/&gt;&lt;td colspan="3" style="display:none"/&gt;&lt;td colspan="3" style="display:none"/&gt;&lt;td colspan="3" style="display:none"/&gt;&lt;td colspan="3" style="display:none"/&gt;&lt;td colspan="3" style="display:none"/&gt;&lt;/tr&gt;&lt;tr&gt;&lt;td colspan="3" style="background-color:#dbdbdb;padding:2px 1pt 2px 7pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%"&gt;Other&lt;/span&gt;&lt;/td&gt;&lt;td colspan="3" style="background-color:#dbdbdb;padding:2px 1pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%"&gt;Various&lt;/span&gt;&lt;/td&gt;&lt;td colspan="3" style="background-color:#dbdbdb;padding:0 1pt"/&gt;&lt;td colspan="2" style="background-color:#dbdbdb;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:100%"&gt;180&lt;/span&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%"&gt;&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#dbdbdb;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/&gt;&lt;td colspan="3" style="background-color:#dbdbdb;padding:0 1pt"/&gt;&lt;td colspan="2" style="background-color:#dbdbdb;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:100%"&gt;227&lt;/span&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%"&gt;&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#dbdbdb;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/&gt;&lt;td colspan="3" style="background-color:#dbdbdb;padding:0 1pt"/&gt;&lt;td colspan="2" style="background-color:#dbdbdb;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%"&gt;176&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#dbdbdb;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/&gt;&lt;td colspan="3" style="background-color:#dbdbdb;padding:0 1pt"/&gt;&lt;td colspan="2" style="background-color:#dbdbdb;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%"&gt;77&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#dbdbdb;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/&gt;&lt;/tr&gt;&lt;tr&gt;&lt;td colspan="3" style="background-color:#ffffff;border-top:1pt solid #000;padding:2px 1pt 2px 13pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:100%"&gt;Total Regulatory Liabilities&lt;/span&gt;&lt;/td&gt;&lt;td colspan="3" style="background-color:#ffffff;border-top:1pt solid #000;padding:0 1pt"/&gt;&lt;td colspan="3" style="background-color:#ffffff;border-top:1pt solid #000;padding:0 1pt"/&gt;&lt;td style="background-color:#ffffff;border-top:1pt solid #000;padding:2px 0 2px 1pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:100%"&gt;$&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#ffffff;border-top:1pt solid #000;padding:2px 0;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:100%"&gt;12,517&lt;/span&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%"&gt;&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#ffffff;border-top:1pt solid #000;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/&gt;&lt;td colspan="3" style="background-color:#ffffff;border-top:1pt solid #000;padding:0 1pt"/&gt;&lt;td style="background-color:#ffffff;border-top:1pt solid #000;padding:2px 0 2px 1pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:100%"&gt;$&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#ffffff;border-top:1pt solid #000;padding:2px 0;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:100%"&gt;234,986&lt;/span&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%"&gt;&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#ffffff;border-top:1pt solid #000;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/&gt;&lt;td colspan="3" style="background-color:#ffffff;border-top:1pt solid #000;padding:0 1pt"/&gt;&lt;td style="background-color:#ffffff;border-top:1pt solid #000;padding:2px 0 2px 1pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%"&gt;$&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#ffffff;border-top:1pt solid #000;padding:2px 0;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%"&gt;16,663&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#ffffff;border-top:1pt solid #000;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/&gt;&lt;td colspan="3" style="background-color:#ffffff;border-top:1pt solid #000;padding:0 1pt"/&gt;&lt;td style="background-color:#ffffff;border-top:1pt solid #000;padding:2px 0 2px 1pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%"&gt;$&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#ffffff;border-top:1pt solid #000;padding:2px 0;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%"&gt;233,973&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#ffffff;border-top:1pt solid #000;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/&gt;&lt;/tr&gt;&lt;tr style="height:3pt"&gt;&lt;td colspan="3" style="padding:0 1pt"/&gt;&lt;td colspan="3" style="padding:0 1pt"/&gt;&lt;td colspan="3" style="padding:0 1pt"/&gt;&lt;td colspan="3" style="padding:0 1pt"/&gt;&lt;td colspan="3" style="padding:0 1pt"/&gt;&lt;td colspan="3" style="padding:0 1pt"/&gt;&lt;td colspan="3" style="padding:0 1pt"/&gt;&lt;td colspan="3" style="padding:0 1pt"/&gt;&lt;td colspan="3" style="padding:0 1pt"/&gt;&lt;td colspan="3" style="padding:0 1pt"/&gt;&lt;/tr&gt;&lt;tr&gt;&lt;td colspan="3" style="border-top:1pt solid #000;padding:2px 1pt;text-align:left;vertical-align:bottom"&gt;&lt;div&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:4.55pt;font-style:italic;font-weight:400;line-height:100%;position:relative;top:-2.44pt;vertical-align:baseline"&gt;1&lt;/span&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:7pt;font-style:italic;font-weight:400;line-height:100%"&gt;Costs subject to recovery without a rate of return.&lt;/span&gt;&lt;/div&gt;&lt;/td&gt;&lt;td colspan="3" style="border-top:1pt solid #000;padding:0 1pt"/&gt;&lt;td colspan="3" style="padding:0 1pt"/&gt;&lt;td colspan="3" style="padding:0 1pt"/&gt;&lt;td colspan="3" style="padding:0 1pt"/&gt;&lt;td colspan="3" style="padding:0 1pt"/&gt;&lt;td colspan="3" style="padding:0 1pt"/&gt;&lt;td colspan="3" style="padding:0 1pt"/&gt;&lt;td colspan="3" style="padding:0 1pt"/&gt;&lt;td colspan="3" style="padding:0 1pt"/&gt;&lt;/tr&gt;&lt;tr&gt;&lt;td colspan="3" style="padding:2px 1pt;text-align:left;vertical-align:bottom"&gt;&lt;div&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:4.55pt;font-style:italic;font-weight:400;line-height:100%;position:relative;top:-2.44pt;vertical-align:baseline"&gt;2&lt;/span&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:7pt;font-style:italic;font-weight:400;line-height:100%"&gt;Amount eligible for recovery includes an incentive or rate of return.&lt;/span&gt;&lt;/div&gt;&lt;/td&gt;&lt;td colspan="3" style="padding:0 1pt"/&gt;&lt;td colspan="3" style="padding:0 1pt"/&gt;&lt;td colspan="3" style="padding:0 1pt"/&gt;&lt;td colspan="3" style="padding:0 1pt"/&gt;&lt;td colspan="3" style="padding:0 1pt"/&gt;&lt;td colspan="3" style="padding:0 1pt"/&gt;&lt;td colspan="3" style="padding:0 1pt"/&gt;&lt;td colspan="3" style="padding:0 1pt"/&gt;&lt;td colspan="3" style="padding:0 1pt"/&gt;&lt;/tr&gt;&lt;/table&gt;&lt;/div&gt;</ottr:ScheduleOfRegulatoryAssetsAndLiabilitiesTableTextBlock>
    <us-gaap:RegulatoryAssetsCurrent
      contextRef="if7be354bd3dc4de6b68171d089f3f712_I20210331"
      decimals="-3"
      id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN181Mi9mcmFnOmRkYTk5NTdiODQ3YzQwMWU5NjMwZDM5NmQ3ZDY0NWQ3L3RhYmxlOjNiOTBiOTllNTE0YjQ5NWU5ZjM4NDI2N2FjZjQ5OGZlL3RhYmxlcmFuZ2U6M2I5MGI5OWU1MTRiNDk1ZTlmMzg0MjY3YWNmNDk4ZmVfNC0zLTEtMS0w_f8c4e19e-fae6-4a44-8926-9a5f21ed9a2b"
      unitRef="usd">11037000</us-gaap:RegulatoryAssetsCurrent>
    <us-gaap:RegulatoryAssetsNoncurrent
      contextRef="if7be354bd3dc4de6b68171d089f3f712_I20210331"
      decimals="-3"
      id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN181Mi9mcmFnOmRkYTk5NTdiODQ3YzQwMWU5NjMwZDM5NmQ3ZDY0NWQ3L3RhYmxlOjNiOTBiOTllNTE0YjQ5NWU5ZjM4NDI2N2FjZjQ5OGZlL3RhYmxlcmFuZ2U6M2I5MGI5OWU1MTRiNDk1ZTlmMzg0MjY3YWNmNDk4ZmVfNC01LTEtMS0w_0a711bd5-0e66-4078-9a2a-bf08cc55f84b"
      unitRef="usd">143996000</us-gaap:RegulatoryAssetsNoncurrent>
    <us-gaap:RegulatoryAssetsCurrent
      contextRef="i8f8c0cc7fb2f4f709a96cefbc7e2e956_I20201231"
      decimals="-3"
      id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN181Mi9mcmFnOmRkYTk5NTdiODQ3YzQwMWU5NjMwZDM5NmQ3ZDY0NWQ3L3RhYmxlOjNiOTBiOTllNTE0YjQ5NWU5ZjM4NDI2N2FjZjQ5OGZlL3RhYmxlcmFuZ2U6M2I5MGI5OWU1MTRiNDk1ZTlmMzg0MjY3YWNmNDk4ZmVfNC03LTEtMS0w_b32efd8e-da9e-4a42-8a96-42efc0aa76b2"
      unitRef="usd">11037000</us-gaap:RegulatoryAssetsCurrent>
    <us-gaap:RegulatoryAssetsNoncurrent
      contextRef="i8f8c0cc7fb2f4f709a96cefbc7e2e956_I20201231"
      decimals="-3"
      id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN181Mi9mcmFnOmRkYTk5NTdiODQ3YzQwMWU5NjMwZDM5NmQ3ZDY0NWQ3L3RhYmxlOjNiOTBiOTllNTE0YjQ5NWU5ZjM4NDI2N2FjZjQ5OGZlL3RhYmxlcmFuZ2U6M2I5MGI5OWU1MTRiNDk1ZTlmMzg0MjY3YWNmNDk4ZmVfNC05LTEtMS0w_a799d601-5c97-4a0b-871a-2ba9a42b6b32"
      unitRef="usd">146071000</us-gaap:RegulatoryAssetsNoncurrent>
    <us-gaap:RegulatoryAssetAmortizationPeriod
      contextRef="ie864f4af8b4c4948ac87fbbd5b0a1c3f_D20210101-20210331"
      id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN181Mi9mcmFnOmRkYTk5NTdiODQ3YzQwMWU5NjMwZDM5NmQ3ZDY0NWQ3L3RhYmxlOjNiOTBiOTllNTE0YjQ5NWU5ZjM4NDI2N2FjZjQ5OGZlL3RhYmxlcmFuZ2U6M2I5MGI5OWU1MTRiNDk1ZTlmMzg0MjY3YWNmNDk4ZmVfNS0xLTEtMS0wL3RleHRyZWdpb246MzQwYmQ2NzgwYWRmNGI0YmIzZGIzYmEzZDA4NGQ4NjFfMTA5OTUxMTYyNzc4OQ_b11c3406-4536-423a-8f5e-abd293487a65">P3Y</us-gaap:RegulatoryAssetAmortizationPeriod>
    <us-gaap:RegulatoryAssetsCurrent
      contextRef="ib640796b6ecd45a581cfc5dc62df2e9a_I20210331"
      decimals="-3"
      id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN181Mi9mcmFnOmRkYTk5NTdiODQ3YzQwMWU5NjMwZDM5NmQ3ZDY0NWQ3L3RhYmxlOjNiOTBiOTllNTE0YjQ5NWU5ZjM4NDI2N2FjZjQ5OGZlL3RhYmxlcmFuZ2U6M2I5MGI5OWU1MTRiNDk1ZTlmMzg0MjY3YWNmNDk4ZmVfNS0zLTEtMS0w_20d6a4fd-4f63-4ec5-b5ca-d6132a6ea569"
      unitRef="usd">6891000</us-gaap:RegulatoryAssetsCurrent>
    <us-gaap:RegulatoryAssetsNoncurrent
      contextRef="ib640796b6ecd45a581cfc5dc62df2e9a_I20210331"
      decimals="-3"
      id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN181Mi9mcmFnOmRkYTk5NTdiODQ3YzQwMWU5NjMwZDM5NmQ3ZDY0NWQ3L3RhYmxlOjNiOTBiOTllNTE0YjQ5NWU5ZjM4NDI2N2FjZjQ5OGZlL3RhYmxlcmFuZ2U6M2I5MGI5OWU1MTRiNDk1ZTlmMzg0MjY3YWNmNDk4ZmVfNS01LTEtMS0w_67938d86-d5c8-481f-b44b-8b11f31adb4f"
      unitRef="usd">10418000</us-gaap:RegulatoryAssetsNoncurrent>
    <us-gaap:RegulatoryAssetsCurrent
      contextRef="i091ea736bedb4212968f0af456cfdfe6_I20201231"
      decimals="-3"
      id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN181Mi9mcmFnOmRkYTk5NTdiODQ3YzQwMWU5NjMwZDM5NmQ3ZDY0NWQ3L3RhYmxlOjNiOTBiOTllNTE0YjQ5NWU5ZjM4NDI2N2FjZjQ5OGZlL3RhYmxlcmFuZ2U6M2I5MGI5OWU1MTRiNDk1ZTlmMzg0MjY3YWNmNDk4ZmVfNS03LTEtMS0w_58139850-8845-4920-93f0-00f4aa78bd17"
      unitRef="usd">8871000</us-gaap:RegulatoryAssetsCurrent>
    <us-gaap:RegulatoryAssetsNoncurrent
      contextRef="i091ea736bedb4212968f0af456cfdfe6_I20201231"
      decimals="-3"
      id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN181Mi9mcmFnOmRkYTk5NTdiODQ3YzQwMWU5NjMwZDM5NmQ3ZDY0NWQ3L3RhYmxlOjNiOTBiOTllNTE0YjQ5NWU5ZjM4NDI2N2FjZjQ5OGZlL3RhYmxlcmFuZ2U6M2I5MGI5OWU1MTRiNDk1ZTlmMzg0MjY3YWNmNDk4ZmVfNS05LTEtMS0w_adb85e0f-6fba-4dae-9452-36930866aa14"
      unitRef="usd">9373000</us-gaap:RegulatoryAssetsNoncurrent>
    <us-gaap:RegulatoryAssetsCurrent
      contextRef="i0253258175cd4bc094e7b6aa8145b7b3_I20210331"
      decimals="-3"
      id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN181Mi9mcmFnOmRkYTk5NTdiODQ3YzQwMWU5NjMwZDM5NmQ3ZDY0NWQ3L3RhYmxlOjNiOTBiOTllNTE0YjQ5NWU5ZjM4NDI2N2FjZjQ5OGZlL3RhYmxlcmFuZ2U6M2I5MGI5OWU1MTRiNDk1ZTlmMzg0MjY3YWNmNDk4ZmVfNi0zLTEtMS0w_f7cf0322-f2e9-4a8c-be5e-639ab98cb678"
      unitRef="usd">0</us-gaap:RegulatoryAssetsCurrent>
    <us-gaap:RegulatoryAssetsNoncurrent
      contextRef="i0253258175cd4bc094e7b6aa8145b7b3_I20210331"
      decimals="-3"
      id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN181Mi9mcmFnOmRkYTk5NTdiODQ3YzQwMWU5NjMwZDM5NmQ3ZDY0NWQ3L3RhYmxlOjNiOTBiOTllNTE0YjQ5NWU5ZjM4NDI2N2FjZjQ5OGZlL3RhYmxlcmFuZ2U6M2I5MGI5OWU1MTRiNDk1ZTlmMzg0MjY3YWNmNDk4ZmVfNi01LTEtMS0w_8885a08f-4f77-4c90-9fe3-8a0afa7c20b0"
      unitRef="usd">8539000</us-gaap:RegulatoryAssetsNoncurrent>
    <us-gaap:RegulatoryAssetsCurrent
      contextRef="i407553a4f0124a01b8f090eaa45b312c_I20201231"
      decimals="-3"
      id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN181Mi9mcmFnOmRkYTk5NTdiODQ3YzQwMWU5NjMwZDM5NmQ3ZDY0NWQ3L3RhYmxlOjNiOTBiOTllNTE0YjQ5NWU5ZjM4NDI2N2FjZjQ5OGZlL3RhYmxlcmFuZ2U6M2I5MGI5OWU1MTRiNDk1ZTlmMzg0MjY3YWNmNDk4ZmVfNi03LTEtMS0w_a8ef8b00-f6e9-4898-abf4-95d51f98012b"
      unitRef="usd">0</us-gaap:RegulatoryAssetsCurrent>
    <us-gaap:RegulatoryAssetsNoncurrent
      contextRef="i407553a4f0124a01b8f090eaa45b312c_I20201231"
      decimals="-3"
      id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN181Mi9mcmFnOmRkYTk5NTdiODQ3YzQwMWU5NjMwZDM5NmQ3ZDY0NWQ3L3RhYmxlOjNiOTBiOTllNTE0YjQ5NWU5ZjM4NDI2N2FjZjQ5OGZlL3RhYmxlcmFuZ2U6M2I5MGI5OWU1MTRiNDk1ZTlmMzg0MjY3YWNmNDk4ZmVfNi05LTEtMS0w_8ef7cafc-c53f-4776-8222-cb86d65c40c2"
      unitRef="usd">8462000</us-gaap:RegulatoryAssetsNoncurrent>
    <us-gaap:RegulatoryAssetAmortizationPeriod
      contextRef="i94fdf35abb5e46cca8e696d5f4e7450e_D20210101-20210331"
      id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN181Mi9mcmFnOmRkYTk5NTdiODQ3YzQwMWU5NjMwZDM5NmQ3ZDY0NWQ3L3RhYmxlOjNiOTBiOTllNTE0YjQ5NWU5ZjM4NDI2N2FjZjQ5OGZlL3RhYmxlcmFuZ2U6M2I5MGI5OWU1MTRiNDk1ZTlmMzg0MjY3YWNmNDk4ZmVfOC0xLTEtMS0wL3RleHRyZWdpb246ZWFlM2VhYWQxYWUzNDFiNjlkNTkyYTE1ZmVjYjE1NmZfMTA5OTUxMTYyNzc4OQ_c175670a-5594-4b41-8e64-bc6f49a1a11d">P2Y</us-gaap:RegulatoryAssetAmortizationPeriod>
    <us-gaap:RegulatoryAssetsCurrent
      contextRef="ie2521ac2abe54f0db224bedae6767aff_I20210331"
      decimals="-3"
      id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN181Mi9mcmFnOmRkYTk5NTdiODQ3YzQwMWU5NjMwZDM5NmQ3ZDY0NWQ3L3RhYmxlOjNiOTBiOTllNTE0YjQ5NWU5ZjM4NDI2N2FjZjQ5OGZlL3RhYmxlcmFuZ2U6M2I5MGI5OWU1MTRiNDk1ZTlmMzg0MjY3YWNmNDk4ZmVfOC0zLTEtMS0w_836b29c5-3590-48c4-9819-79237485f649"
      unitRef="usd">809000</us-gaap:RegulatoryAssetsCurrent>
    <us-gaap:RegulatoryAssetsNoncurrent
      contextRef="ie2521ac2abe54f0db224bedae6767aff_I20210331"
      decimals="-3"
      id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN181Mi9mcmFnOmRkYTk5NTdiODQ3YzQwMWU5NjMwZDM5NmQ3ZDY0NWQ3L3RhYmxlOjNiOTBiOTllNTE0YjQ5NWU5ZjM4NDI2N2FjZjQ5OGZlL3RhYmxlcmFuZ2U6M2I5MGI5OWU1MTRiNDk1ZTlmMzg0MjY3YWNmNDk4ZmVfOC01LTEtMS0w_1dd84fd4-a756-4ecc-81c4-2e45caa5221c"
      unitRef="usd">703000</us-gaap:RegulatoryAssetsNoncurrent>
    <us-gaap:RegulatoryAssetsCurrent
      contextRef="i7d33c5fd196e4e1e83c6e25ef1fa666f_I20201231"
      decimals="-3"
      id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN181Mi9mcmFnOmRkYTk5NTdiODQ3YzQwMWU5NjMwZDM5NmQ3ZDY0NWQ3L3RhYmxlOjNiOTBiOTllNTE0YjQ5NWU5ZjM4NDI2N2FjZjQ5OGZlL3RhYmxlcmFuZ2U6M2I5MGI5OWU1MTRiNDk1ZTlmMzg0MjY3YWNmNDk4ZmVfOC03LTEtMS0w_02b02618-f19c-46c1-b5fd-56b096941530"
      unitRef="usd">1079000</us-gaap:RegulatoryAssetsCurrent>
    <us-gaap:RegulatoryAssetsNoncurrent
      contextRef="i7d33c5fd196e4e1e83c6e25ef1fa666f_I20201231"
      decimals="-3"
      id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN181Mi9mcmFnOmRkYTk5NTdiODQ3YzQwMWU5NjMwZDM5NmQ3ZDY0NWQ3L3RhYmxlOjNiOTBiOTllNTE0YjQ5NWU5ZjM4NDI2N2FjZjQ5OGZlL3RhYmxlcmFuZ2U6M2I5MGI5OWU1MTRiNDk1ZTlmMzg0MjY3YWNmNDk4ZmVfOC05LTEtMS0w_a03e05d4-8ed8-4fa6-abd4-0b990aa0e7fb"
      unitRef="usd">867000</us-gaap:RegulatoryAssetsNoncurrent>
    <us-gaap:RegulatoryAssetAmortizationPeriod
      contextRef="i32da0783ff464bc7ad79d871ddec78fc_D20210101-20210331"
      id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN181Mi9mcmFnOmRkYTk5NTdiODQ3YzQwMWU5NjMwZDM5NmQ3ZDY0NWQ3L3RhYmxlOjNiOTBiOTllNTE0YjQ5NWU5ZjM4NDI2N2FjZjQ5OGZlL3RhYmxlcmFuZ2U6M2I5MGI5OWU1MTRiNDk1ZTlmMzg0MjY3YWNmNDk4ZmVfOS0xLTEtMS0wL3RleHRyZWdpb246NTFkNDI3M2Q3MzNhNGYzNjg0OTk0YzgzODE3MzEzMmVfMTA5OTUxMTYyNzc4OQ_53de9caf-ef4f-46b3-86d6-323a9b0b0b0d">P3Y</us-gaap:RegulatoryAssetAmortizationPeriod>
    <us-gaap:RegulatoryAssetsCurrent
      contextRef="iff970900753b4d4c9e4591211dbc715b_I20210331"
      decimals="-3"
      id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN181Mi9mcmFnOmRkYTk5NTdiODQ3YzQwMWU5NjMwZDM5NmQ3ZDY0NWQ3L3RhYmxlOjNiOTBiOTllNTE0YjQ5NWU5ZjM4NDI2N2FjZjQ5OGZlL3RhYmxlcmFuZ2U6M2I5MGI5OWU1MTRiNDk1ZTlmMzg0MjY3YWNmNDk4ZmVfOS0zLTEtMS0w_16e3e99e-484b-4a16-a552-3292c3f380c1"
      unitRef="usd">1556000</us-gaap:RegulatoryAssetsCurrent>
    <us-gaap:RegulatoryAssetsNoncurrent
      contextRef="iff970900753b4d4c9e4591211dbc715b_I20210331"
      decimals="-3"
      id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN181Mi9mcmFnOmRkYTk5NTdiODQ3YzQwMWU5NjMwZDM5NmQ3ZDY0NWQ3L3RhYmxlOjNiOTBiOTllNTE0YjQ5NWU5ZjM4NDI2N2FjZjQ5OGZlL3RhYmxlcmFuZ2U6M2I5MGI5OWU1MTRiNDk1ZTlmMzg0MjY3YWNmNDk4ZmVfOS01LTEtMS0w_9d207d5d-09f9-45eb-9b7b-cf2433139ce8"
      unitRef="usd">2937000</us-gaap:RegulatoryAssetsNoncurrent>
    <us-gaap:RegulatoryAssetsCurrent
      contextRef="i9ba23b4d5588495abbaac0177267afae_I20201231"
      decimals="-3"
      id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN181Mi9mcmFnOmRkYTk5NTdiODQ3YzQwMWU5NjMwZDM5NmQ3ZDY0NWQ3L3RhYmxlOjNiOTBiOTllNTE0YjQ5NWU5ZjM4NDI2N2FjZjQ5OGZlL3RhYmxlcmFuZ2U6M2I5MGI5OWU1MTRiNDk1ZTlmMzg0MjY3YWNmNDk4ZmVfOS03LTEtMS0w_e9639783-9a2f-4b8f-b207-daa21e925f3f"
      unitRef="usd">361000</us-gaap:RegulatoryAssetsCurrent>
    <us-gaap:RegulatoryAssetsNoncurrent
      contextRef="i9ba23b4d5588495abbaac0177267afae_I20201231"
      decimals="-3"
      id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN181Mi9mcmFnOmRkYTk5NTdiODQ3YzQwMWU5NjMwZDM5NmQ3ZDY0NWQ3L3RhYmxlOjNiOTBiOTllNTE0YjQ5NWU5ZjM4NDI2N2FjZjQ5OGZlL3RhYmxlcmFuZ2U6M2I5MGI5OWU1MTRiNDk1ZTlmMzg0MjY3YWNmNDk4ZmVfOS05LTEtMS0w_8f0aa0d2-8c3e-4d33-aeb0-5f4ec65913bb"
      unitRef="usd">2989000</us-gaap:RegulatoryAssetsNoncurrent>
    <us-gaap:RegulatoryAssetsCurrent
      contextRef="iac6072ebb49244a188d8cf5b17488635_I20210331"
      decimals="-3"
      id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN181Mi9mcmFnOmRkYTk5NTdiODQ3YzQwMWU5NjMwZDM5NmQ3ZDY0NWQ3L3RhYmxlOjNiOTBiOTllNTE0YjQ5NWU5ZjM4NDI2N2FjZjQ5OGZlL3RhYmxlcmFuZ2U6M2I5MGI5OWU1MTRiNDk1ZTlmMzg0MjY3YWNmNDk4ZmVfMTAtMy0xLTEtMA_e93e6a10-0b26-448a-a695-cf44926beb48"
      unitRef="usd">493000</us-gaap:RegulatoryAssetsCurrent>
    <us-gaap:RegulatoryAssetsNoncurrent
      contextRef="iac6072ebb49244a188d8cf5b17488635_I20210331"
      decimals="-3"
      id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN181Mi9mcmFnOmRkYTk5NTdiODQ3YzQwMWU5NjMwZDM5NmQ3ZDY0NWQ3L3RhYmxlOjNiOTBiOTllNTE0YjQ5NWU5ZjM4NDI2N2FjZjQ5OGZlL3RhYmxlcmFuZ2U6M2I5MGI5OWU1MTRiNDk1ZTlmMzg0MjY3YWNmNDk4ZmVfMTAtNS0xLTEtMA_226f5eaa-f2aa-4055-8d36-22367bf1a696"
      unitRef="usd">165000</us-gaap:RegulatoryAssetsNoncurrent>
    <us-gaap:RegulatoryAssetsCurrent
      contextRef="i4c8b05b52d9e4e3abe2bab83d2ca00ac_I20201231"
      decimals="-3"
      id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN181Mi9mcmFnOmRkYTk5NTdiODQ3YzQwMWU5NjMwZDM5NmQ3ZDY0NWQ3L3RhYmxlOjNiOTBiOTllNTE0YjQ5NWU5ZjM4NDI2N2FjZjQ5OGZlL3RhYmxlcmFuZ2U6M2I5MGI5OWU1MTRiNDk1ZTlmMzg0MjY3YWNmNDk4ZmVfMTAtNy0xLTEtMA_86b17803-bbec-4032-bf83-854b45631e13"
      unitRef="usd">360000</us-gaap:RegulatoryAssetsCurrent>
    <us-gaap:RegulatoryAssetsNoncurrent
      contextRef="i4c8b05b52d9e4e3abe2bab83d2ca00ac_I20201231"
      decimals="-3"
      id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN181Mi9mcmFnOmRkYTk5NTdiODQ3YzQwMWU5NjMwZDM5NmQ3ZDY0NWQ3L3RhYmxlOjNiOTBiOTllNTE0YjQ5NWU5ZjM4NDI2N2FjZjQ5OGZlL3RhYmxlcmFuZ2U6M2I5MGI5OWU1MTRiNDk1ZTlmMzg0MjY3YWNmNDk4ZmVfMTAtOS0xLTEtMA_0aaa6626-0edb-4cb0-899c-3e64ce743662"
      unitRef="usd">230000</us-gaap:RegulatoryAssetsNoncurrent>
    <us-gaap:RegulatoryAssetAmortizationPeriod
      contextRef="i37a9e21c670e444aaf5c374a0d39994d_D20210101-20210331"
      id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN181Mi9mcmFnOmRkYTk5NTdiODQ3YzQwMWU5NjMwZDM5NmQ3ZDY0NWQ3L3RhYmxlOjNiOTBiOTllNTE0YjQ5NWU5ZjM4NDI2N2FjZjQ5OGZlL3RhYmxlcmFuZ2U6M2I5MGI5OWU1MTRiNDk1ZTlmMzg0MjY3YWNmNDk4ZmVfMTEtMS0xLTEtMC90ZXh0cmVnaW9uOjNhMjgzNzIzNTAyMjRlYjlhNDI1MjE5ODllZThmOGNlXzEwOTk1MTE2Mjc3ODk_5c9c7412-b4d8-4e96-85c6-05bc947c16da">P12Y</us-gaap:RegulatoryAssetAmortizationPeriod>
    <us-gaap:RegulatoryAssetsCurrent
      contextRef="i4bb43a788061473c97d35a1955c0c003_I20210331"
      decimals="-3"
      id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN181Mi9mcmFnOmRkYTk5NTdiODQ3YzQwMWU5NjMwZDM5NmQ3ZDY0NWQ3L3RhYmxlOjNiOTBiOTllNTE0YjQ5NWU5ZjM4NDI2N2FjZjQ5OGZlL3RhYmxlcmFuZ2U6M2I5MGI5OWU1MTRiNDk1ZTlmMzg0MjY3YWNmNDk4ZmVfMTEtMy0xLTEtMA_16d8d977-1cdb-407e-9b2b-79a72a1f1547"
      unitRef="usd">180000</us-gaap:RegulatoryAssetsCurrent>
    <us-gaap:RegulatoryAssetsNoncurrent
      contextRef="i4bb43a788061473c97d35a1955c0c003_I20210331"
      decimals="-3"
      id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN181Mi9mcmFnOmRkYTk5NTdiODQ3YzQwMWU5NjMwZDM5NmQ3ZDY0NWQ3L3RhYmxlOjNiOTBiOTllNTE0YjQ5NWU5ZjM4NDI2N2FjZjQ5OGZlL3RhYmxlcmFuZ2U6M2I5MGI5OWU1MTRiNDk1ZTlmMzg0MjY3YWNmNDk4ZmVfMTEtNS0xLTEtMA_c663253d-6937-477b-8bea-c390b9235795"
      unitRef="usd">302000</us-gaap:RegulatoryAssetsNoncurrent>
    <us-gaap:RegulatoryAssetsCurrent
      contextRef="i5b782972ce544396841e72a03d5f047a_I20201231"
      decimals="-3"
      id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN181Mi9mcmFnOmRkYTk5NTdiODQ3YzQwMWU5NjMwZDM5NmQ3ZDY0NWQ3L3RhYmxlOjNiOTBiOTllNTE0YjQ5NWU5ZjM4NDI2N2FjZjQ5OGZlL3RhYmxlcmFuZ2U6M2I5MGI5OWU1MTRiNDk1ZTlmMzg0MjY3YWNmNDk4ZmVfMTEtNy0xLTEtMA_8706fd5d-052e-4f82-a1e3-cd4da7673301"
      unitRef="usd">192000</us-gaap:RegulatoryAssetsCurrent>
    <us-gaap:RegulatoryAssetsNoncurrent
      contextRef="i5b782972ce544396841e72a03d5f047a_I20201231"
      decimals="-3"
      id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN181Mi9mcmFnOmRkYTk5NTdiODQ3YzQwMWU5NjMwZDM5NmQ3ZDY0NWQ3L3RhYmxlOjNiOTBiOTllNTE0YjQ5NWU5ZjM4NDI2N2FjZjQ5OGZlL3RhYmxlcmFuZ2U6M2I5MGI5OWU1MTRiNDk1ZTlmMzg0MjY3YWNmNDk4ZmVfMTEtOS0xLTEtMA_7e2a098b-4fd4-43c9-92b6-8bd3df8d6e50"
      unitRef="usd">341000</us-gaap:RegulatoryAssetsNoncurrent>
    <us-gaap:RegulatoryAssetsCurrent
      contextRef="ifbf1eb642f82465596696d522fa544fd_I20210331"
      decimals="-3"
      id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN181Mi9mcmFnOmRkYTk5NTdiODQ3YzQwMWU5NjMwZDM5NmQ3ZDY0NWQ3L3RhYmxlOjNiOTBiOTllNTE0YjQ5NWU5ZjM4NDI2N2FjZjQ5OGZlL3RhYmxlcmFuZ2U6M2I5MGI5OWU1MTRiNDk1ZTlmMzg0MjY3YWNmNDk4ZmVfMTItMy0xLTEtMA_c74a2ba5-9602-4fe9-a498-b735c0c0a429"
      unitRef="usd">453000</us-gaap:RegulatoryAssetsCurrent>
    <us-gaap:RegulatoryAssetsNoncurrent
      contextRef="ifbf1eb642f82465596696d522fa544fd_I20210331"
      decimals="-3"
      id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN181Mi9mcmFnOmRkYTk5NTdiODQ3YzQwMWU5NjMwZDM5NmQ3ZDY0NWQ3L3RhYmxlOjNiOTBiOTllNTE0YjQ5NWU5ZjM4NDI2N2FjZjQ5OGZlL3RhYmxlcmFuZ2U6M2I5MGI5OWU1MTRiNDk1ZTlmMzg0MjY3YWNmNDk4ZmVfMTItNS0xLTEtMA_5fdaa393-c70f-48bb-8e16-acedfe55cc17"
      unitRef="usd">496000</us-gaap:RegulatoryAssetsNoncurrent>
    <us-gaap:RegulatoryAssetsCurrent
      contextRef="i5eb0f6bb7e50443294a36d742a2cdd5c_I20201231"
      decimals="-3"
      id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN181Mi9mcmFnOmRkYTk5NTdiODQ3YzQwMWU5NjMwZDM5NmQ3ZDY0NWQ3L3RhYmxlOjNiOTBiOTllNTE0YjQ5NWU5ZjM4NDI2N2FjZjQ5OGZlL3RhYmxlcmFuZ2U6M2I5MGI5OWU1MTRiNDk1ZTlmMzg0MjY3YWNmNDk4ZmVfMTItNy0xLTEtMA_646d1217-481d-4675-95b2-a46900445d73"
      unitRef="usd">0</us-gaap:RegulatoryAssetsCurrent>
    <us-gaap:RegulatoryAssetsNoncurrent
      contextRef="i5eb0f6bb7e50443294a36d742a2cdd5c_I20201231"
      decimals="-3"
      id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN181Mi9mcmFnOmRkYTk5NTdiODQ3YzQwMWU5NjMwZDM5NmQ3ZDY0NWQ3L3RhYmxlOjNiOTBiOTllNTE0YjQ5NWU5ZjM4NDI2N2FjZjQ5OGZlL3RhYmxlcmFuZ2U6M2I5MGI5OWU1MTRiNDk1ZTlmMzg0MjY3YWNmNDk4ZmVfMTItOS0xLTEtMA_7eb72c0f-b37c-4a7b-bd49-f5c08bc9af8d"
      unitRef="usd">62000</us-gaap:RegulatoryAssetsNoncurrent>
    <us-gaap:RegulatoryAssetsCurrent
      contextRef="i5458f4d6e23940ca92dd24eb67c70571_I20210331"
      decimals="-3"
      id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN181Mi9mcmFnOmRkYTk5NTdiODQ3YzQwMWU5NjMwZDM5NmQ3ZDY0NWQ3L3RhYmxlOjNiOTBiOTllNTE0YjQ5NWU5ZjM4NDI2N2FjZjQ5OGZlL3RhYmxlcmFuZ2U6M2I5MGI5OWU1MTRiNDk1ZTlmMzg0MjY3YWNmNDk4ZmVfMTMtMy0xLTEtMA_91801333-db4e-40aa-aba0-05993abb67eb"
      unitRef="usd">21419000</us-gaap:RegulatoryAssetsCurrent>
    <us-gaap:RegulatoryAssetsNoncurrent
      contextRef="i5458f4d6e23940ca92dd24eb67c70571_I20210331"
      decimals="-3"
      id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN181Mi9mcmFnOmRkYTk5NTdiODQ3YzQwMWU5NjMwZDM5NmQ3ZDY0NWQ3L3RhYmxlOjNiOTBiOTllNTE0YjQ5NWU5ZjM4NDI2N2FjZjQ5OGZlL3RhYmxlcmFuZ2U6M2I5MGI5OWU1MTRiNDk1ZTlmMzg0MjY3YWNmNDk4ZmVfMTMtNS0xLTEtMA_ed0d84d7-e2d9-4694-a405-c17f8897f7ae"
      unitRef="usd">167556000</us-gaap:RegulatoryAssetsNoncurrent>
    <us-gaap:RegulatoryAssetsCurrent
      contextRef="ifaff5a04688f4997a27c915d8eb05db2_I20201231"
      decimals="-3"
      id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN181Mi9mcmFnOmRkYTk5NTdiODQ3YzQwMWU5NjMwZDM5NmQ3ZDY0NWQ3L3RhYmxlOjNiOTBiOTllNTE0YjQ5NWU5ZjM4NDI2N2FjZjQ5OGZlL3RhYmxlcmFuZ2U6M2I5MGI5OWU1MTRiNDk1ZTlmMzg0MjY3YWNmNDk4ZmVfMTMtNy0xLTEtMA_470257de-234e-46fe-89d5-a18373b1ac9d"
      unitRef="usd">21900000</us-gaap:RegulatoryAssetsCurrent>
    <us-gaap:RegulatoryAssetsNoncurrent
      contextRef="ifaff5a04688f4997a27c915d8eb05db2_I20201231"
      decimals="-3"
      id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN181Mi9mcmFnOmRkYTk5NTdiODQ3YzQwMWU5NjMwZDM5NmQ3ZDY0NWQ3L3RhYmxlOjNiOTBiOTllNTE0YjQ5NWU5ZjM4NDI2N2FjZjQ5OGZlL3RhYmxlcmFuZ2U6M2I5MGI5OWU1MTRiNDk1ZTlmMzg0MjY3YWNmNDk4ZmVfMTMtOS0xLTEtMA_86015554-5e69-46f2-a4b4-a09ee4c070c9"
      unitRef="usd">168395000</us-gaap:RegulatoryAssetsNoncurrent>
    <us-gaap:RegulatoryLiabilityCurrent
      contextRef="i19ab0b4199c74009b1f0f0737b91f5a4_I20210331"
      decimals="-3"
      id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN181Mi9mcmFnOmRkYTk5NTdiODQ3YzQwMWU5NjMwZDM5NmQ3ZDY0NWQ3L3RhYmxlOjNiOTBiOTllNTE0YjQ5NWU5ZjM4NDI2N2FjZjQ5OGZlL3RhYmxlcmFuZ2U6M2I5MGI5OWU1MTRiNDk1ZTlmMzg0MjY3YWNmNDk4ZmVfMTUtMy0xLTEtMA_73171665-54fc-4d4c-bd2b-5f81930f03ed"
      unitRef="usd">0</us-gaap:RegulatoryLiabilityCurrent>
    <us-gaap:RegulatoryLiabilityNoncurrent
      contextRef="i19ab0b4199c74009b1f0f0737b91f5a4_I20210331"
      decimals="-3"
      id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN181Mi9mcmFnOmRkYTk5NTdiODQ3YzQwMWU5NjMwZDM5NmQ3ZDY0NWQ3L3RhYmxlOjNiOTBiOTllNTE0YjQ5NWU5ZjM4NDI2N2FjZjQ5OGZlL3RhYmxlcmFuZ2U6M2I5MGI5OWU1MTRiNDk1ZTlmMzg0MjY3YWNmNDk4ZmVfMTUtNS0xLTEtMA_39ca1c7a-eaf1-44c5-9d13-443515dc5bc2"
      unitRef="usd">133306000</us-gaap:RegulatoryLiabilityNoncurrent>
    <us-gaap:RegulatoryLiabilityCurrent
      contextRef="i2fbaa9dfce49453098455f2796e1116e_I20201231"
      decimals="-3"
      id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN181Mi9mcmFnOmRkYTk5NTdiODQ3YzQwMWU5NjMwZDM5NmQ3ZDY0NWQ3L3RhYmxlOjNiOTBiOTllNTE0YjQ5NWU5ZjM4NDI2N2FjZjQ5OGZlL3RhYmxlcmFuZ2U6M2I5MGI5OWU1MTRiNDk1ZTlmMzg0MjY3YWNmNDk4ZmVfMTUtNy0xLTEtMA_d872bfcd-e765-48ec-8c8c-ebf1c4c41213"
      unitRef="usd">0</us-gaap:RegulatoryLiabilityCurrent>
    <us-gaap:RegulatoryLiabilityNoncurrent
      contextRef="i2fbaa9dfce49453098455f2796e1116e_I20201231"
      decimals="-3"
      id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN181Mi9mcmFnOmRkYTk5NTdiODQ3YzQwMWU5NjMwZDM5NmQ3ZDY0NWQ3L3RhYmxlOjNiOTBiOTllNTE0YjQ5NWU5ZjM4NDI2N2FjZjQ5OGZlL3RhYmxlcmFuZ2U6M2I5MGI5OWU1MTRiNDk1ZTlmMzg0MjY3YWNmNDk4ZmVfMTUtOS0xLTEtMA_bdf3fe8c-53fb-43fc-b355-75e462d09c10"
      unitRef="usd">134719000</us-gaap:RegulatoryLiabilityNoncurrent>
    <us-gaap:RegulatoryLiabilityCurrent
      contextRef="id7ffb5df68fc4e63a6645959c2075293_I20210331"
      decimals="-3"
      id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN181Mi9mcmFnOmRkYTk5NTdiODQ3YzQwMWU5NjMwZDM5NmQ3ZDY0NWQ3L3RhYmxlOjNiOTBiOTllNTE0YjQ5NWU5ZjM4NDI2N2FjZjQ5OGZlL3RhYmxlcmFuZ2U6M2I5MGI5OWU1MTRiNDk1ZTlmMzg0MjY3YWNmNDk4ZmVfMTYtMy0xLTEtMA_e7d8d41a-86fe-45e5-befc-a536c14cab57"
      unitRef="usd">0</us-gaap:RegulatoryLiabilityCurrent>
    <us-gaap:RegulatoryLiabilityNoncurrent
      contextRef="id7ffb5df68fc4e63a6645959c2075293_I20210331"
      decimals="-3"
      id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN181Mi9mcmFnOmRkYTk5NTdiODQ3YzQwMWU5NjMwZDM5NmQ3ZDY0NWQ3L3RhYmxlOjNiOTBiOTllNTE0YjQ5NWU5ZjM4NDI2N2FjZjQ5OGZlL3RhYmxlcmFuZ2U6M2I5MGI5OWU1MTRiNDk1ZTlmMzg0MjY3YWNmNDk4ZmVfMTYtNS0xLTEtMA_efb9fd02-6786-4a55-a90a-832435a27afd"
      unitRef="usd">100616000</us-gaap:RegulatoryLiabilityNoncurrent>
    <us-gaap:RegulatoryLiabilityCurrent
      contextRef="i9fe764f5417544448675198cf4944900_I20201231"
      decimals="-3"
      id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN181Mi9mcmFnOmRkYTk5NTdiODQ3YzQwMWU5NjMwZDM5NmQ3ZDY0NWQ3L3RhYmxlOjNiOTBiOTllNTE0YjQ5NWU5ZjM4NDI2N2FjZjQ5OGZlL3RhYmxlcmFuZ2U6M2I5MGI5OWU1MTRiNDk1ZTlmMzg0MjY3YWNmNDk4ZmVfMTYtNy0xLTEtMA_04750567-3ea0-4d3d-8ce9-822bc42e2977"
      unitRef="usd">0</us-gaap:RegulatoryLiabilityCurrent>
    <us-gaap:RegulatoryLiabilityNoncurrent
      contextRef="i9fe764f5417544448675198cf4944900_I20201231"
      decimals="-3"
      id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN181Mi9mcmFnOmRkYTk5NTdiODQ3YzQwMWU5NjMwZDM5NmQ3ZDY0NWQ3L3RhYmxlOjNiOTBiOTllNTE0YjQ5NWU5ZjM4NDI2N2FjZjQ5OGZlL3RhYmxlcmFuZ2U6M2I5MGI5OWU1MTRiNDk1ZTlmMzg0MjY3YWNmNDk4ZmVfMTYtOS0xLTEtMA_1151a7e1-4a7c-4914-bd69-a2573c2c20d4"
      unitRef="usd">98707000</us-gaap:RegulatoryLiabilityNoncurrent>
    <us-gaap:RegulatoryLiabilityAmortizationPeriod
      contextRef="i907380c7668843759990dd2df9da0ee2_D20210101-20210331"
      id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN181Mi9mcmFnOmRkYTk5NTdiODQ3YzQwMWU5NjMwZDM5NmQ3ZDY0NWQ3L3RhYmxlOjNiOTBiOTllNTE0YjQ5NWU5ZjM4NDI2N2FjZjQ5OGZlL3RhYmxlcmFuZ2U6M2I5MGI5OWU1MTRiNDk1ZTlmMzg0MjY3YWNmNDk4ZmVfMTctMS0xLTEtMC90ZXh0cmVnaW9uOmYzZDdhZWIxN2EwYjQwODY5NTcyYTVjODdjMGQ4MmZkXzEwOTk1MTE2Mjc3ODk_c05b3f43-1e16-416f-bb1f-f7664d471305">P1Y</us-gaap:RegulatoryLiabilityAmortizationPeriod>
    <us-gaap:RegulatoryLiabilityCurrent
      contextRef="i9e08b864e5d645a0a21f44b0ad89fb49_I20210331"
      decimals="-3"
      id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN181Mi9mcmFnOmRkYTk5NTdiODQ3YzQwMWU5NjMwZDM5NmQ3ZDY0NWQ3L3RhYmxlOjNiOTBiOTllNTE0YjQ5NWU5ZjM4NDI2N2FjZjQ5OGZlL3RhYmxlcmFuZ2U6M2I5MGI5OWU1MTRiNDk1ZTlmMzg0MjY3YWNmNDk4ZmVfMTctMy0xLTEtMA_88d78bf5-c178-43da-92c9-2e3bd154f9c1"
      unitRef="usd">7072000</us-gaap:RegulatoryLiabilityCurrent>
    <us-gaap:RegulatoryLiabilityNoncurrent
      contextRef="i9e08b864e5d645a0a21f44b0ad89fb49_I20210331"
      decimals="-3"
      id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN181Mi9mcmFnOmRkYTk5NTdiODQ3YzQwMWU5NjMwZDM5NmQ3ZDY0NWQ3L3RhYmxlOjNiOTBiOTllNTE0YjQ5NWU5ZjM4NDI2N2FjZjQ5OGZlL3RhYmxlcmFuZ2U6M2I5MGI5OWU1MTRiNDk1ZTlmMzg0MjY3YWNmNDk4ZmVfMTctNS0xLTEtMA_186753b8-79f2-4568-9583-8777b7d4a20d"
      unitRef="usd">0</us-gaap:RegulatoryLiabilityNoncurrent>
    <us-gaap:RegulatoryLiabilityCurrent
      contextRef="ibbf1f83753284846a97c045a86fb140a_I20201231"
      decimals="-3"
      id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN181Mi9mcmFnOmRkYTk5NTdiODQ3YzQwMWU5NjMwZDM5NmQ3ZDY0NWQ3L3RhYmxlOjNiOTBiOTllNTE0YjQ5NWU5ZjM4NDI2N2FjZjQ5OGZlL3RhYmxlcmFuZ2U6M2I5MGI5OWU1MTRiNDk1ZTlmMzg0MjY3YWNmNDk4ZmVfMTctNy0xLTEtMA_1dd67228-5150-4507-9691-51d9ed9cad21"
      unitRef="usd">10947000</us-gaap:RegulatoryLiabilityCurrent>
    <us-gaap:RegulatoryLiabilityNoncurrent
      contextRef="ibbf1f83753284846a97c045a86fb140a_I20201231"
      decimals="-3"
      id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN181Mi9mcmFnOmRkYTk5NTdiODQ3YzQwMWU5NjMwZDM5NmQ3ZDY0NWQ3L3RhYmxlOjNiOTBiOTllNTE0YjQ5NWU5ZjM4NDI2N2FjZjQ5OGZlL3RhYmxlcmFuZ2U6M2I5MGI5OWU1MTRiNDk1ZTlmMzg0MjY3YWNmNDk4ZmVfMTctOS0xLTEtMA_25e57442-7a2f-40b5-a312-a39d81f48ace"
      unitRef="usd">0</us-gaap:RegulatoryLiabilityNoncurrent>
    <us-gaap:RegulatoryLiabilityCurrent
      contextRef="i12d8036db891455a9d7588ee793e3333_I20210331"
      decimals="-3"
      id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN181Mi9mcmFnOmRkYTk5NTdiODQ3YzQwMWU5NjMwZDM5NmQ3ZDY0NWQ3L3RhYmxlOjNiOTBiOTllNTE0YjQ5NWU5ZjM4NDI2N2FjZjQ5OGZlL3RhYmxlcmFuZ2U6M2I5MGI5OWU1MTRiNDk1ZTlmMzg0MjY3YWNmNDk4ZmVfMTgtMy0xLTEtMA_10ee25fb-583d-43ad-a86c-1d0272291172"
      unitRef="usd">3306000</us-gaap:RegulatoryLiabilityCurrent>
    <us-gaap:RegulatoryLiabilityNoncurrent
      contextRef="i12d8036db891455a9d7588ee793e3333_I20210331"
      decimals="-3"
      id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN181Mi9mcmFnOmRkYTk5NTdiODQ3YzQwMWU5NjMwZDM5NmQ3ZDY0NWQ3L3RhYmxlOjNiOTBiOTllNTE0YjQ5NWU5ZjM4NDI2N2FjZjQ5OGZlL3RhYmxlcmFuZ2U6M2I5MGI5OWU1MTRiNDk1ZTlmMzg0MjY3YWNmNDk4ZmVfMTgtNS0xLTEtMA_40d4dfef-cbb1-4529-8324-8068c1f387b8"
      unitRef="usd">837000</us-gaap:RegulatoryLiabilityNoncurrent>
    <us-gaap:RegulatoryLiabilityCurrent
      contextRef="i8f9dcf0954224a9f85813f57b5d380cb_I20201231"
      decimals="-3"
      id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN181Mi9mcmFnOmRkYTk5NTdiODQ3YzQwMWU5NjMwZDM5NmQ3ZDY0NWQ3L3RhYmxlOjNiOTBiOTllNTE0YjQ5NWU5ZjM4NDI2N2FjZjQ5OGZlL3RhYmxlcmFuZ2U6M2I5MGI5OWU1MTRiNDk1ZTlmMzg0MjY3YWNmNDk4ZmVfMTgtNy0xLTEtMA_42ea5d9a-a055-4030-ba04-aff24a1d1e1b"
      unitRef="usd">3581000</us-gaap:RegulatoryLiabilityCurrent>
    <us-gaap:RegulatoryLiabilityNoncurrent
      contextRef="i8f9dcf0954224a9f85813f57b5d380cb_I20201231"
      decimals="-3"
      id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN181Mi9mcmFnOmRkYTk5NTdiODQ3YzQwMWU5NjMwZDM5NmQ3ZDY0NWQ3L3RhYmxlOjNiOTBiOTllNTE0YjQ5NWU5ZjM4NDI2N2FjZjQ5OGZlL3RhYmxlcmFuZ2U6M2I5MGI5OWU1MTRiNDk1ZTlmMzg0MjY3YWNmNDk4ZmVfMTgtOS0xLTEtMA_c251d388-2647-4f77-83a2-ec41be83f1e3"
      unitRef="usd">470000</us-gaap:RegulatoryLiabilityNoncurrent>
    <us-gaap:RegulatoryLiabilityAmortizationPeriod
      contextRef="i16cbd486e2f6443dbc92882a91ab4162_D20210101-20210331"
      id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN181Mi9mcmFnOmRkYTk5NTdiODQ3YzQwMWU5NjMwZDM5NmQ3ZDY0NWQ3L3RhYmxlOjNiOTBiOTllNTE0YjQ5NWU5ZjM4NDI2N2FjZjQ5OGZlL3RhYmxlcmFuZ2U6M2I5MGI5OWU1MTRiNDk1ZTlmMzg0MjY3YWNmNDk4ZmVfMTktMS0xLTEtMC90ZXh0cmVnaW9uOjYyZmU1NjE5MDQzZDQwYzhhNTQ4OGY0ODIzZWI0ZTYwXzEwOTk1MTE2Mjc3ODk_93dab107-d8e4-426e-a162-757b52074ed4">P1Y</us-gaap:RegulatoryLiabilityAmortizationPeriod>
    <us-gaap:RegulatoryLiabilityCurrent
      contextRef="ife5c42e3aa41468d9f019bd74c58c2c6_I20210331"
      decimals="-3"
      id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN181Mi9mcmFnOmRkYTk5NTdiODQ3YzQwMWU5NjMwZDM5NmQ3ZDY0NWQ3L3RhYmxlOjNiOTBiOTllNTE0YjQ5NWU5ZjM4NDI2N2FjZjQ5OGZlL3RhYmxlcmFuZ2U6M2I5MGI5OWU1MTRiNDk1ZTlmMzg0MjY3YWNmNDk4ZmVfMTktMy0xLTEtMA_f3c95747-bd76-4562-831c-06dee66c831f"
      unitRef="usd">1959000</us-gaap:RegulatoryLiabilityCurrent>
    <us-gaap:RegulatoryLiabilityNoncurrent
      contextRef="ife5c42e3aa41468d9f019bd74c58c2c6_I20210331"
      decimals="-3"
      id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN181Mi9mcmFnOmRkYTk5NTdiODQ3YzQwMWU5NjMwZDM5NmQ3ZDY0NWQ3L3RhYmxlOjNiOTBiOTllNTE0YjQ5NWU5ZjM4NDI2N2FjZjQ5OGZlL3RhYmxlcmFuZ2U6M2I5MGI5OWU1MTRiNDk1ZTlmMzg0MjY3YWNmNDk4ZmVfMTktNS0xLTEtMA_f7e121ca-e995-4cc2-a454-15aa8fbd2597"
      unitRef="usd">0</us-gaap:RegulatoryLiabilityNoncurrent>
    <us-gaap:RegulatoryLiabilityCurrent
      contextRef="i1d4a9903371e455c9dfc08b1d58fa022_I20201231"
      decimals="-3"
      id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN181Mi9mcmFnOmRkYTk5NTdiODQ3YzQwMWU5NjMwZDM5NmQ3ZDY0NWQ3L3RhYmxlOjNiOTBiOTllNTE0YjQ5NWU5ZjM4NDI2N2FjZjQ5OGZlL3RhYmxlcmFuZ2U6M2I5MGI5OWU1MTRiNDk1ZTlmMzg0MjY3YWNmNDk4ZmVfMTktNy0xLTEtMA_c39db611-c303-4d07-954a-9c6249e5ac40"
      unitRef="usd">1959000</us-gaap:RegulatoryLiabilityCurrent>
    <us-gaap:RegulatoryLiabilityNoncurrent
      contextRef="i1d4a9903371e455c9dfc08b1d58fa022_I20201231"
      decimals="-3"
      id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN181Mi9mcmFnOmRkYTk5NTdiODQ3YzQwMWU5NjMwZDM5NmQ3ZDY0NWQ3L3RhYmxlOjNiOTBiOTllNTE0YjQ5NWU5ZjM4NDI2N2FjZjQ5OGZlL3RhYmxlcmFuZ2U6M2I5MGI5OWU1MTRiNDk1ZTlmMzg0MjY3YWNmNDk4ZmVfMTktOS0xLTEtMA_21c83b46-de21-4868-a304-ee0399a665f8"
      unitRef="usd">0</us-gaap:RegulatoryLiabilityNoncurrent>
    <us-gaap:RegulatoryLiabilityCurrent
      contextRef="if194c5c77f314e1b88cf171e3c99f871_I20210331"
      decimals="-3"
      id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN181Mi9mcmFnOmRkYTk5NTdiODQ3YzQwMWU5NjMwZDM5NmQ3ZDY0NWQ3L3RhYmxlOjNiOTBiOTllNTE0YjQ5NWU5ZjM4NDI2N2FjZjQ5OGZlL3RhYmxlcmFuZ2U6M2I5MGI5OWU1MTRiNDk1ZTlmMzg0MjY3YWNmNDk4ZmVfMjItMy0xLTEtMA_42c525bf-5e15-4f13-8a5c-c3c89d939c05"
      unitRef="usd">180000</us-gaap:RegulatoryLiabilityCurrent>
    <us-gaap:RegulatoryLiabilityNoncurrent
      contextRef="if194c5c77f314e1b88cf171e3c99f871_I20210331"
      decimals="-3"
      id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN181Mi9mcmFnOmRkYTk5NTdiODQ3YzQwMWU5NjMwZDM5NmQ3ZDY0NWQ3L3RhYmxlOjNiOTBiOTllNTE0YjQ5NWU5ZjM4NDI2N2FjZjQ5OGZlL3RhYmxlcmFuZ2U6M2I5MGI5OWU1MTRiNDk1ZTlmMzg0MjY3YWNmNDk4ZmVfMjItNS0xLTEtMA_7a972fc3-8c50-4ab4-a9c9-954d55db255f"
      unitRef="usd">227000</us-gaap:RegulatoryLiabilityNoncurrent>
    <us-gaap:RegulatoryLiabilityCurrent
      contextRef="i9f5f54678a7b4028a06e967a06d18f36_I20201231"
      decimals="-3"
      id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN181Mi9mcmFnOmRkYTk5NTdiODQ3YzQwMWU5NjMwZDM5NmQ3ZDY0NWQ3L3RhYmxlOjNiOTBiOTllNTE0YjQ5NWU5ZjM4NDI2N2FjZjQ5OGZlL3RhYmxlcmFuZ2U6M2I5MGI5OWU1MTRiNDk1ZTlmMzg0MjY3YWNmNDk4ZmVfMjItNy0xLTEtMA_2a9b2841-82c9-4d10-b63b-3a3a941afe20"
      unitRef="usd">176000</us-gaap:RegulatoryLiabilityCurrent>
    <us-gaap:RegulatoryLiabilityNoncurrent
      contextRef="i9f5f54678a7b4028a06e967a06d18f36_I20201231"
      decimals="-3"
      id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN181Mi9mcmFnOmRkYTk5NTdiODQ3YzQwMWU5NjMwZDM5NmQ3ZDY0NWQ3L3RhYmxlOjNiOTBiOTllNTE0YjQ5NWU5ZjM4NDI2N2FjZjQ5OGZlL3RhYmxlcmFuZ2U6M2I5MGI5OWU1MTRiNDk1ZTlmMzg0MjY3YWNmNDk4ZmVfMjItOS0xLTEtMA_448e5e5f-44f3-4fe9-85c3-e6d2491ae4fc"
      unitRef="usd">77000</us-gaap:RegulatoryLiabilityNoncurrent>
    <us-gaap:RegulatoryLiabilityCurrent
      contextRef="i5458f4d6e23940ca92dd24eb67c70571_I20210331"
      decimals="-3"
      id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN181Mi9mcmFnOmRkYTk5NTdiODQ3YzQwMWU5NjMwZDM5NmQ3ZDY0NWQ3L3RhYmxlOjNiOTBiOTllNTE0YjQ5NWU5ZjM4NDI2N2FjZjQ5OGZlL3RhYmxlcmFuZ2U6M2I5MGI5OWU1MTRiNDk1ZTlmMzg0MjY3YWNmNDk4ZmVfMjMtMy0xLTEtMA_30d632fb-02e9-4ff7-8caf-94be4505f659"
      unitRef="usd">12517000</us-gaap:RegulatoryLiabilityCurrent>
    <us-gaap:RegulatoryLiabilityNoncurrent
      contextRef="i5458f4d6e23940ca92dd24eb67c70571_I20210331"
      decimals="-3"
      id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN181Mi9mcmFnOmRkYTk5NTdiODQ3YzQwMWU5NjMwZDM5NmQ3ZDY0NWQ3L3RhYmxlOjNiOTBiOTllNTE0YjQ5NWU5ZjM4NDI2N2FjZjQ5OGZlL3RhYmxlcmFuZ2U6M2I5MGI5OWU1MTRiNDk1ZTlmMzg0MjY3YWNmNDk4ZmVfMjMtNS0xLTEtMA_fc665c35-45ac-404d-8199-748585bda52c"
      unitRef="usd">234986000</us-gaap:RegulatoryLiabilityNoncurrent>
    <us-gaap:RegulatoryLiabilityCurrent
      contextRef="ifaff5a04688f4997a27c915d8eb05db2_I20201231"
      decimals="-3"
      id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN181Mi9mcmFnOmRkYTk5NTdiODQ3YzQwMWU5NjMwZDM5NmQ3ZDY0NWQ3L3RhYmxlOjNiOTBiOTllNTE0YjQ5NWU5ZjM4NDI2N2FjZjQ5OGZlL3RhYmxlcmFuZ2U6M2I5MGI5OWU1MTRiNDk1ZTlmMzg0MjY3YWNmNDk4ZmVfMjMtNy0xLTEtMA_ee437066-9c4e-4caf-bb27-d8c348e82e84"
      unitRef="usd">16663000</us-gaap:RegulatoryLiabilityCurrent>
    <us-gaap:RegulatoryLiabilityNoncurrent
      contextRef="ifaff5a04688f4997a27c915d8eb05db2_I20201231"
      decimals="-3"
      id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN181Mi9mcmFnOmRkYTk5NTdiODQ3YzQwMWU5NjMwZDM5NmQ3ZDY0NWQ3L3RhYmxlOjNiOTBiOTllNTE0YjQ5NWU5ZjM4NDI2N2FjZjQ5OGZlL3RhYmxlcmFuZ2U6M2I5MGI5OWU1MTRiNDk1ZTlmMzg0MjY3YWNmNDk4ZmVfMjMtOS0xLTEtMA_ed02f775-7eee-4621-86d8-d2dccabf422f"
      unitRef="usd">233973000</us-gaap:RegulatoryLiabilityNoncurrent>
    <us-gaap:DebtDisclosureTextBlock
      contextRef="i3a76d1213b09470fa8c6c3f49fa75d98_D20210101-20210331"
      id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN181NS9mcmFnOjQxNWY0MTBkOTY0ZjQ4ZTI5MGY5NDkzNDExMDc1NWE5L3RleHRyZWdpb246NDE1ZjQxMGQ5NjRmNDhlMjkwZjk0OTM0MTEwNzU1YTlfNDAz_5bfed7a9-1f05-4fa0-af21-e4b0ca4dfb46">Short-Term and Long-Term Borrowings&lt;div style="margin-bottom:3pt"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:9pt;font-weight:400;line-height:120%"&gt;The following is a summary of our outstanding short and long-term borrowings by borrower, Otter Tail Corporation (OTC) or Otter Tail Power Company (OTP), as of March&#160;31, 2021 and December&#160;31, 2020:&lt;/span&gt;&lt;/div&gt;&lt;div style="margin-top:6pt"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:9pt;font-weight:700;line-height:120%"&gt;Short-Term Debt&lt;/span&gt;&lt;/div&gt;&lt;div style="margin-bottom:3pt"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:9pt;font-weight:400;line-height:120%"&gt;The following is a summary of our lines of credit as of March&#160;31, 2021 and December&#160;31, 2020:&lt;/span&gt;&lt;/div&gt;&lt;div style="margin-bottom:6pt"&gt;&lt;table style="border-collapse:collapse;display:inline-table;margin-bottom:5pt;vertical-align:text-bottom;width:100.000%"&gt;&lt;tr&gt;&lt;td style="width:1.0%"/&gt;&lt;td style="width:36.122%"/&gt;&lt;td style="width:0.1%"/&gt;&lt;td style="width:1.0%"/&gt;&lt;td style="width:10.011%"/&gt;&lt;td style="width:0.1%"/&gt;&lt;td style="width:0.1%"/&gt;&lt;td style="width:1.605%"/&gt;&lt;td style="width:0.1%"/&gt;&lt;td style="width:1.0%"/&gt;&lt;td style="width:10.011%"/&gt;&lt;td style="width:0.1%"/&gt;&lt;td style="width:0.1%"/&gt;&lt;td style="width:1.605%"/&gt;&lt;td style="width:0.1%"/&gt;&lt;td style="width:1.0%"/&gt;&lt;td style="width:10.011%"/&gt;&lt;td style="width:0.1%"/&gt;&lt;td style="width:0.1%"/&gt;&lt;td style="width:1.605%"/&gt;&lt;td style="width:0.1%"/&gt;&lt;td style="width:1.0%"/&gt;&lt;td style="width:10.011%"/&gt;&lt;td style="width:0.1%"/&gt;&lt;td style="width:0.1%"/&gt;&lt;td style="width:1.605%"/&gt;&lt;td style="width:0.1%"/&gt;&lt;td style="width:1.0%"/&gt;&lt;td style="width:10.014%"/&gt;&lt;td style="width:0.1%"/&gt;&lt;/tr&gt;&lt;tr&gt;&lt;td colspan="3" style="padding:0 1pt"/&gt;&lt;td colspan="3" style="padding:0 1pt"/&gt;&lt;td colspan="3" style="padding:0 1pt"/&gt;&lt;td colspan="15" style="padding:2px 1pt;text-align:center;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-style:italic;font-weight:700;line-height:120%"&gt;March 31, 2021&lt;/span&gt;&lt;/td&gt;&lt;td colspan="3" style="padding:0 1pt"/&gt;&lt;td colspan="3" style="padding:2px 1pt;text-align:center;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-style:italic;font-weight:700;line-height:120%"&gt;December 31,&lt;br/&gt;2020&lt;/span&gt;&lt;/td&gt;&lt;/tr&gt;&lt;tr&gt;&lt;td colspan="3" style="padding:2px 1pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-style:italic;font-weight:700;line-height:120%"&gt;(in thousands)&lt;/span&gt;&lt;/td&gt;&lt;td colspan="3" style="padding:2px 1pt;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-style:italic;font-weight:700;line-height:120%"&gt;Line Limit&lt;/span&gt;&lt;/td&gt;&lt;td colspan="3" style="padding:0 1pt"/&gt;&lt;td colspan="3" style="border-top:1pt solid #000;padding:2px 1pt;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-style:italic;font-weight:700;line-height:120%"&gt;Amount Outstanding&lt;/span&gt;&lt;/td&gt;&lt;td colspan="3" style="border-top:1pt solid #000;padding:0 1pt"/&gt;&lt;td colspan="3" style="border-top:1pt solid #000;padding:2px 1pt;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-style:italic;font-weight:700;line-height:120%"&gt;Letters &lt;br/&gt;of Credit&lt;/span&gt;&lt;/td&gt;&lt;td colspan="3" style="border-top:1pt solid #000;padding:0 1pt"/&gt;&lt;td colspan="3" style="border-top:1pt solid #000;padding:2px 1pt;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-style:italic;font-weight:700;line-height:120%"&gt;Amount Available&lt;/span&gt;&lt;/td&gt;&lt;td colspan="3" style="padding:0 1pt"/&gt;&lt;td colspan="3" style="border-top:1pt solid #000;padding:2px 1pt;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-style:italic;font-weight:700;line-height:120%"&gt;Amount Available&lt;/span&gt;&lt;/td&gt;&lt;/tr&gt;&lt;tr style="height:3pt"&gt;&lt;td colspan="3" style="border-top:1pt solid #000;padding:0 1pt"/&gt;&lt;td colspan="3" style="border-top:1pt solid #000;padding:0 1pt"/&gt;&lt;td colspan="3" style="border-top:1pt solid #000;padding:0 1pt"/&gt;&lt;td colspan="3" style="border-top:1pt solid #000;padding:0 1pt"/&gt;&lt;td colspan="3" style="border-top:1pt solid #000;padding:0 1pt"/&gt;&lt;td colspan="3" style="border-top:1pt solid #000;padding:0 1pt"/&gt;&lt;td colspan="3" style="border-top:1pt solid #000;padding:0 1pt"/&gt;&lt;td colspan="3" style="border-top:1pt solid #000;padding:0 1pt"/&gt;&lt;td colspan="3" style="border-top:1pt solid #000;padding:0 1pt"/&gt;&lt;td colspan="3" style="border-top:1pt solid #000;padding:0 1pt"/&gt;&lt;/tr&gt;&lt;tr&gt;&lt;td colspan="3" style="background-color:#dbdbdb;padding:2px 1pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%"&gt;OTC Credit Agreement&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#dbdbdb;padding:2px 0 2px 1pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%"&gt;$&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#dbdbdb;padding:2px 0;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%"&gt;170,000&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#dbdbdb;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/&gt;&lt;td colspan="3" style="background-color:#dbdbdb;padding:0 1pt"/&gt;&lt;td style="background-color:#dbdbdb;padding:2px 0 2px 1pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%"&gt;$&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#dbdbdb;padding:2px 0;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%"&gt;78,206&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#dbdbdb;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/&gt;&lt;td colspan="3" style="background-color:#dbdbdb;padding:0 1pt"/&gt;&lt;td style="background-color:#dbdbdb;padding:2px 0 2px 1pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%"&gt;$&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#dbdbdb;padding:2px 0;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%"&gt;&#x2014;&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#dbdbdb;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/&gt;&lt;td colspan="3" style="background-color:#dbdbdb;padding:0 1pt"/&gt;&lt;td style="background-color:#dbdbdb;padding:2px 0 2px 1pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:120%"&gt;$&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#dbdbdb;padding:2px 0;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:120%"&gt;91,794&lt;/span&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%"&gt;&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#dbdbdb;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/&gt;&lt;td colspan="3" style="background-color:#dbdbdb;padding:0 1pt"/&gt;&lt;td style="background-color:#dbdbdb;padding:2px 0 2px 1pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%"&gt;$&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#dbdbdb;padding:2px 0;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%"&gt;104,834&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#dbdbdb;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/&gt;&lt;/tr&gt;&lt;tr&gt;&lt;td colspan="3" style="background-color:#ffffff;padding:2px 1pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%"&gt;OTP Credit Agreement&lt;/span&gt;&lt;/td&gt;&lt;td colspan="2" style="background-color:#ffffff;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%"&gt;170,000&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#ffffff;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/&gt;&lt;td colspan="3" style="background-color:#ffffff;padding:0 1pt"/&gt;&lt;td colspan="2" style="background-color:#ffffff;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%"&gt;56,645&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#ffffff;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/&gt;&lt;td colspan="3" style="background-color:#ffffff;padding:0 1pt"/&gt;&lt;td colspan="2" style="background-color:#ffffff;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%"&gt;12,671&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#ffffff;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/&gt;&lt;td colspan="3" style="background-color:#ffffff;padding:0 1pt"/&gt;&lt;td colspan="2" style="background-color:#ffffff;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:120%"&gt;100,684&lt;/span&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%"&gt;&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#ffffff;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/&gt;&lt;td colspan="3" style="background-color:#ffffff;padding:0 1pt"/&gt;&lt;td colspan="2" style="background-color:#ffffff;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%"&gt;140,068&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#ffffff;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/&gt;&lt;/tr&gt;&lt;tr&gt;&lt;td colspan="3" style="background-color:#dbdbdb;border-top:1pt solid #000;padding:2px 1pt 2px 1.75pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:120%"&gt;Total&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#dbdbdb;border-top:1pt solid #000;padding:2px 0 2px 1pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%"&gt;$&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#dbdbdb;border-top:1pt solid #000;padding:2px 0;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%"&gt;340,000&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#dbdbdb;border-top:1pt solid #000;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/&gt;&lt;td colspan="3" style="background-color:#dbdbdb;border-top:1pt solid #000;padding:0 1pt"/&gt;&lt;td style="background-color:#dbdbdb;border-top:1pt solid #000;padding:2px 0 2px 1pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%"&gt;$&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#dbdbdb;border-top:1pt solid #000;padding:2px 0;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%"&gt;134,851&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#dbdbdb;border-top:1pt solid #000;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/&gt;&lt;td colspan="3" style="background-color:#dbdbdb;border-top:1pt solid #000;padding:0 1pt"/&gt;&lt;td style="background-color:#dbdbdb;border-top:1pt solid #000;padding:2px 0 2px 1pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%"&gt;$&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#dbdbdb;border-top:1pt solid #000;padding:2px 0;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%"&gt;12,671&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#dbdbdb;border-top:1pt solid #000;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/&gt;&lt;td colspan="3" style="background-color:#dbdbdb;border-top:1pt solid #000;padding:0 1pt"/&gt;&lt;td style="background-color:#dbdbdb;border-top:1pt solid #000;padding:2px 0 2px 1pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:120%"&gt;$&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#dbdbdb;border-top:1pt solid #000;padding:2px 0;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:120%"&gt;192,478&lt;/span&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%"&gt;&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#dbdbdb;border-top:1pt solid #000;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/&gt;&lt;td colspan="3" style="background-color:#dbdbdb;border-top:1pt solid #000;padding:0 1pt"/&gt;&lt;td style="background-color:#dbdbdb;border-top:1pt solid #000;padding:2px 0 2px 1pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%"&gt;$&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#dbdbdb;border-top:1pt solid #000;padding:2px 0;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%"&gt;244,902&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#dbdbdb;border-top:1pt solid #000;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/&gt;&lt;/tr&gt;&lt;/table&gt;&lt;/div&gt;&lt;div style="margin-top:6pt"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:9pt;font-weight:700;line-height:120%"&gt;Long-Term Debt&lt;/span&gt;&lt;/div&gt;&lt;div style="margin-bottom:3pt"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:9pt;font-weight:400;line-height:120%"&gt;The following is a summary of outstanding long-term debt by borrower as of March&#160;31, 2021 and December&#160;31, 2020:&#160;&lt;/span&gt;&lt;/div&gt;&lt;div style="margin-bottom:6pt"&gt;&lt;table style="border-collapse:collapse;display:inline-table;margin-bottom:5pt;vertical-align:text-bottom;width:100.000%"&gt;&lt;tr&gt;&lt;td style="width:1.0%"/&gt;&lt;td style="width:5.427%"/&gt;&lt;td style="width:0.1%"/&gt;&lt;td style="width:0.1%"/&gt;&lt;td style="width:1.605%"/&gt;&lt;td style="width:0.1%"/&gt;&lt;td style="width:1.0%"/&gt;&lt;td style="width:45.288%"/&gt;&lt;td style="width:0.1%"/&gt;&lt;td style="width:0.1%"/&gt;&lt;td style="width:1.605%"/&gt;&lt;td style="width:0.1%"/&gt;&lt;td style="width:1.0%"/&gt;&lt;td style="width:5.427%"/&gt;&lt;td style="width:0.1%"/&gt;&lt;td style="width:0.1%"/&gt;&lt;td style="width:1.605%"/&gt;&lt;td style="width:0.1%"/&gt;&lt;td style="width:1.0%"/&gt;&lt;td style="width:8.205%"/&gt;&lt;td style="width:0.1%"/&gt;&lt;td style="width:0.1%"/&gt;&lt;td style="width:1.605%"/&gt;&lt;td style="width:0.1%"/&gt;&lt;td style="width:1.0%"/&gt;&lt;td style="width:10.011%"/&gt;&lt;td style="width:0.1%"/&gt;&lt;td style="width:0.1%"/&gt;&lt;td style="width:1.605%"/&gt;&lt;td style="width:0.1%"/&gt;&lt;td style="width:1.0%"/&gt;&lt;td style="width:10.017%"/&gt;&lt;td style="width:0.1%"/&gt;&lt;/tr&gt;&lt;tr&gt;&lt;td colspan="3" style="background-color:#ffffff;padding:0 1pt"/&gt;&lt;td colspan="3" style="background-color:#ffffff;padding:0 1pt"/&gt;&lt;td colspan="3" style="background-color:#ffffff;padding:0 1pt"/&gt;&lt;td colspan="3" style="background-color:#ffffff;padding:0 1pt"/&gt;&lt;td colspan="3" style="background-color:#ffffff;padding:0 1pt"/&gt;&lt;td colspan="3" style="background-color:#ffffff;padding:0 1pt"/&gt;&lt;td colspan="3" style="background-color:#ffffff;padding:0 1pt"/&gt;&lt;td colspan="3" style="background-color:#ffffff;padding:0 1pt"/&gt;&lt;td colspan="9" style="background-color:#ffffff;padding:2px 1pt;text-align:center;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-style:italic;font-weight:700;line-height:100%"&gt;(in thousands)&lt;/span&gt;&lt;/td&gt;&lt;/tr&gt;&lt;tr&gt;&lt;td colspan="3" style="background-color:#ffffff;padding:2px 1pt;text-align:center;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-style:italic;font-weight:700;line-height:100%"&gt;Entity&lt;/span&gt;&lt;/td&gt;&lt;td colspan="3" style="background-color:#ffffff;padding:0 1pt"/&gt;&lt;td colspan="3" style="background-color:#ffffff;padding:2px 1pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-style:italic;font-weight:700;line-height:100%"&gt;Debt Instrument&lt;/span&gt;&lt;/td&gt;&lt;td colspan="3" style="background-color:#ffffff;padding:0 1pt"/&gt;&lt;td colspan="3" style="background-color:#ffffff;padding:2px 1pt;text-align:center;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-style:italic;font-weight:700;line-height:100%"&gt;Rate&lt;/span&gt;&lt;/td&gt;&lt;td colspan="3" style="background-color:#ffffff;padding:0 1pt"/&gt;&lt;td colspan="3" style="background-color:#ffffff;padding:2px 1pt;text-align:center;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-style:italic;font-weight:700;line-height:100%"&gt;Maturity&lt;/span&gt;&lt;/td&gt;&lt;td colspan="3" style="background-color:#ffffff;padding:0 1pt"/&gt;&lt;td colspan="3" style="border-top:1pt solid #000;padding:2px 1pt;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-style:italic;font-weight:700;line-height:120%"&gt;March 31,&lt;br/&gt;2021&lt;/span&gt;&lt;/td&gt;&lt;td colspan="3" style="border-top:1pt solid #000;padding:0 1pt"/&gt;&lt;td colspan="3" style="border-top:1pt solid #000;padding:2px 1pt;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-style:italic;font-weight:700;line-height:120%"&gt;December 31,&lt;br/&gt;2020&lt;/span&gt;&lt;/td&gt;&lt;/tr&gt;&lt;tr style="height:3pt"&gt;&lt;td colspan="3" style="border-top:1pt solid #000;padding:0 1pt"/&gt;&lt;td colspan="3" style="border-top:1pt solid #000;padding:0 1pt"/&gt;&lt;td colspan="3" style="border-top:1pt solid #000;padding:0 1pt"/&gt;&lt;td colspan="3" style="border-top:1pt solid #000;padding:0 1pt"/&gt;&lt;td colspan="3" style="border-top:1pt solid #000;padding:0 1pt"/&gt;&lt;td colspan="3" style="border-top:1pt solid #000;padding:0 1pt"/&gt;&lt;td colspan="3" style="border-top:1pt solid #000;padding:0 1pt"/&gt;&lt;td colspan="3" style="border-top:1pt solid #000;padding:0 1pt"/&gt;&lt;td colspan="3" style="border-top:1pt solid #000;padding:0 1pt"/&gt;&lt;td colspan="3" style="border-top:1pt solid #000;padding:0 1pt"/&gt;&lt;td colspan="3" style="border-top:1pt solid #000;padding:0 1pt"/&gt;&lt;/tr&gt;&lt;tr&gt;&lt;td colspan="3" style="background-color:#dbdbdb;padding:2px 1pt;text-align:center;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%"&gt;OTC&lt;/span&gt;&lt;/td&gt;&lt;td colspan="3" style="background-color:#dbdbdb;padding:0 1pt"/&gt;&lt;td colspan="3" style="background-color:#dbdbdb;padding:2px 1pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%"&gt;Guaranteed Senior Notes&lt;/span&gt;&lt;/td&gt;&lt;td colspan="3" style="background-color:#dbdbdb;padding:0 1pt"/&gt;&lt;td colspan="3" style="background-color:#dbdbdb;padding:2px 1pt;text-align:center;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%"&gt;3.55%&lt;/span&gt;&lt;/td&gt;&lt;td colspan="3" style="background-color:#dbdbdb;padding:0 1pt"/&gt;&lt;td colspan="3" style="background-color:#dbdbdb;padding:2px 1pt;text-align:center;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%"&gt;12/15/26&lt;/span&gt;&lt;/td&gt;&lt;td colspan="3" style="background-color:#dbdbdb;padding:0 1pt"/&gt;&lt;td style="background-color:#dbdbdb;padding:2px 0 2px 1pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:100%"&gt;$&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#dbdbdb;padding:2px 0;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:100%"&gt;80,000&lt;/span&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%"&gt;&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#dbdbdb;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/&gt;&lt;td colspan="3" style="background-color:#dbdbdb;padding:0 1pt"/&gt;&lt;td style="background-color:#dbdbdb;padding:2px 0 2px 1pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%"&gt;$&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#dbdbdb;padding:2px 0;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%"&gt;80,000&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#dbdbdb;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/&gt;&lt;/tr&gt;&lt;tr&gt;&lt;td colspan="3" style="background-color:#ffffff;padding:2px 1pt;text-align:center;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%"&gt;OTP&lt;/span&gt;&lt;/td&gt;&lt;td colspan="3" style="background-color:#ffffff;padding:0 1pt"/&gt;&lt;td colspan="3" style="background-color:#ffffff;padding:2px 1pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%"&gt;Series 2011A Senior Unsecured Notes&lt;/span&gt;&lt;/td&gt;&lt;td colspan="3" style="background-color:#ffffff;padding:0 1pt"/&gt;&lt;td colspan="3" style="background-color:#ffffff;padding:2px 1pt;text-align:center;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%"&gt;4.63%&lt;/span&gt;&lt;/td&gt;&lt;td colspan="3" style="background-color:#ffffff;padding:0 1pt"/&gt;&lt;td colspan="3" style="background-color:#ffffff;padding:2px 1pt;text-align:center;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%"&gt;12/01/21&lt;/span&gt;&lt;/td&gt;&lt;td colspan="3" style="background-color:#ffffff;padding:0 1pt"/&gt;&lt;td colspan="2" style="background-color:#ffffff;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:100%"&gt;140,000&lt;/span&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%"&gt;&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#ffffff;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/&gt;&lt;td colspan="3" style="background-color:#ffffff;padding:0 1pt"/&gt;&lt;td colspan="2" style="background-color:#ffffff;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%"&gt;140,000&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#ffffff;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/&gt;&lt;/tr&gt;&lt;tr&gt;&lt;td colspan="3" style="background-color:#dbdbdb;padding:2px 1pt;text-align:center;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%"&gt;OTP&lt;/span&gt;&lt;/td&gt;&lt;td colspan="3" style="background-color:#dbdbdb;padding:0 1pt"/&gt;&lt;td colspan="3" style="background-color:#dbdbdb;padding:2px 1pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%"&gt;Series 2007B Senior Unsecured Notes&lt;/span&gt;&lt;/td&gt;&lt;td colspan="3" style="background-color:#dbdbdb;padding:0 1pt"/&gt;&lt;td colspan="3" style="background-color:#dbdbdb;padding:2px 1pt;text-align:center;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%"&gt;6.15%&lt;/span&gt;&lt;/td&gt;&lt;td colspan="3" style="background-color:#dbdbdb;padding:0 1pt"/&gt;&lt;td colspan="3" style="background-color:#dbdbdb;padding:2px 1pt;text-align:center;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%"&gt;08/20/22&lt;/span&gt;&lt;/td&gt;&lt;td colspan="3" style="background-color:#dbdbdb;padding:0 1pt"/&gt;&lt;td colspan="2" style="background-color:#dbdbdb;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:100%"&gt;30,000&lt;/span&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%"&gt;&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#dbdbdb;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/&gt;&lt;td colspan="3" style="background-color:#dbdbdb;padding:0 1pt"/&gt;&lt;td colspan="2" style="background-color:#dbdbdb;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%"&gt;30,000&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#dbdbdb;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/&gt;&lt;/tr&gt;&lt;tr&gt;&lt;td colspan="3" style="background-color:#ffffff;padding:2px 1pt;text-align:center;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%"&gt;OTP&lt;/span&gt;&lt;/td&gt;&lt;td colspan="3" style="background-color:#ffffff;padding:0 1pt"/&gt;&lt;td colspan="3" style="background-color:#ffffff;padding:2px 1pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%"&gt;Series 2007C Senior Unsecured Notes&lt;/span&gt;&lt;/td&gt;&lt;td colspan="3" style="background-color:#ffffff;padding:0 1pt"/&gt;&lt;td colspan="3" style="background-color:#ffffff;padding:2px 1pt;text-align:center;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%"&gt;6.37%&lt;/span&gt;&lt;/td&gt;&lt;td colspan="3" style="background-color:#ffffff;padding:0 1pt"/&gt;&lt;td colspan="3" style="background-color:#ffffff;padding:2px 1pt;text-align:center;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%"&gt;08/02/27&lt;/span&gt;&lt;/td&gt;&lt;td colspan="3" style="background-color:#ffffff;padding:0 1pt"/&gt;&lt;td colspan="2" style="background-color:#ffffff;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:100%"&gt;42,000&lt;/span&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%"&gt;&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#ffffff;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/&gt;&lt;td colspan="3" style="background-color:#ffffff;padding:0 1pt"/&gt;&lt;td colspan="2" style="background-color:#ffffff;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%"&gt;42,000&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#ffffff;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/&gt;&lt;/tr&gt;&lt;tr&gt;&lt;td colspan="3" style="background-color:#dbdbdb;padding:2px 1pt;text-align:center;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%"&gt;OTP&lt;/span&gt;&lt;/td&gt;&lt;td colspan="3" style="background-color:#dbdbdb;padding:0 1pt"/&gt;&lt;td colspan="3" style="background-color:#dbdbdb;padding:2px 1pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%"&gt;Series 2013A Senior Unsecured Notes&lt;/span&gt;&lt;/td&gt;&lt;td colspan="3" style="background-color:#dbdbdb;padding:0 1pt"/&gt;&lt;td colspan="3" style="background-color:#dbdbdb;padding:2px 1pt;text-align:center;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%"&gt;4.68%&lt;/span&gt;&lt;/td&gt;&lt;td colspan="3" style="background-color:#dbdbdb;padding:0 1pt"/&gt;&lt;td colspan="3" style="background-color:#dbdbdb;padding:2px 1pt;text-align:center;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%"&gt;02/27/29&lt;/span&gt;&lt;/td&gt;&lt;td colspan="3" style="background-color:#dbdbdb;padding:0 1pt"/&gt;&lt;td colspan="2" style="background-color:#dbdbdb;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:100%"&gt;60,000&lt;/span&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%"&gt;&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#dbdbdb;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/&gt;&lt;td colspan="3" style="background-color:#dbdbdb;padding:0 1pt"/&gt;&lt;td colspan="2" style="background-color:#dbdbdb;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%"&gt;60,000&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#dbdbdb;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/&gt;&lt;/tr&gt;&lt;tr&gt;&lt;td colspan="3" style="background-color:#ffffff;padding:2px 1pt;text-align:center;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%"&gt;OTP&lt;/span&gt;&lt;/td&gt;&lt;td colspan="3" style="background-color:#ffffff;padding:0 1pt"/&gt;&lt;td colspan="3" style="background-color:#ffffff;padding:2px 1pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%"&gt;Series 2019A Senior Unsecured Notes &lt;/span&gt;&lt;/td&gt;&lt;td colspan="3" style="background-color:#ffffff;padding:0 1pt"/&gt;&lt;td colspan="3" style="background-color:#ffffff;padding:2px 1pt;text-align:center;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%"&gt;3.07%&lt;/span&gt;&lt;/td&gt;&lt;td colspan="3" style="background-color:#ffffff;padding:0 1pt"/&gt;&lt;td colspan="3" style="background-color:#ffffff;padding:2px 1pt;text-align:center;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%"&gt;10/10/29&lt;/span&gt;&lt;/td&gt;&lt;td colspan="3" style="background-color:#ffffff;padding:0 1pt"/&gt;&lt;td colspan="2" style="background-color:#ffffff;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:100%"&gt;10,000&lt;/span&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%"&gt;&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#ffffff;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/&gt;&lt;td colspan="3" style="background-color:#ffffff;padding:0 1pt"/&gt;&lt;td colspan="2" style="background-color:#ffffff;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%"&gt;10,000&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#ffffff;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/&gt;&lt;/tr&gt;&lt;tr&gt;&lt;td colspan="3" style="background-color:#dbdbdb;padding:2px 1pt;text-align:center;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%"&gt;OTP&lt;/span&gt;&lt;/td&gt;&lt;td colspan="3" style="background-color:#dbdbdb;padding:0 1pt"/&gt;&lt;td colspan="3" style="background-color:#dbdbdb;padding:2px 1pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%"&gt;Series 2020A Senior Unsecured Notes&lt;/span&gt;&lt;/td&gt;&lt;td colspan="3" style="background-color:#dbdbdb;padding:0 1pt"/&gt;&lt;td colspan="3" style="background-color:#dbdbdb;padding:2px 1pt;text-align:center;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%"&gt;3.22%&lt;/span&gt;&lt;/td&gt;&lt;td colspan="3" style="background-color:#dbdbdb;padding:0 1pt"/&gt;&lt;td colspan="3" style="background-color:#dbdbdb;padding:2px 1pt;text-align:center;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%"&gt;02/25/30&lt;/span&gt;&lt;/td&gt;&lt;td colspan="3" style="background-color:#dbdbdb;padding:0 1pt"/&gt;&lt;td colspan="2" style="background-color:#dbdbdb;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:100%"&gt;10,000&lt;/span&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%"&gt;&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#dbdbdb;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/&gt;&lt;td colspan="3" style="background-color:#dbdbdb;padding:0 1pt"/&gt;&lt;td colspan="2" style="background-color:#dbdbdb;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%"&gt;10,000&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#dbdbdb;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/&gt;&lt;/tr&gt;&lt;tr&gt;&lt;td colspan="3" style="background-color:#ffffff;padding:2px 1pt;text-align:center;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%"&gt;OTP&lt;/span&gt;&lt;/td&gt;&lt;td colspan="3" style="background-color:#ffffff;padding:0 1pt"/&gt;&lt;td colspan="3" style="background-color:#ffffff;padding:2px 1pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%"&gt;Series 2020B Senior Unsecured Notes&lt;/span&gt;&lt;/td&gt;&lt;td colspan="3" style="background-color:#ffffff;padding:0 1pt"/&gt;&lt;td colspan="3" style="background-color:#ffffff;padding:2px 1pt;text-align:center;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%"&gt;3.22%&lt;/span&gt;&lt;/td&gt;&lt;td colspan="3" style="background-color:#ffffff;padding:0 1pt"/&gt;&lt;td colspan="3" style="background-color:#ffffff;padding:2px 1pt;text-align:center;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%"&gt;08/20/30&lt;/span&gt;&lt;/td&gt;&lt;td colspan="3" style="background-color:#ffffff;padding:0 1pt"/&gt;&lt;td colspan="2" style="background-color:#ffffff;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:100%"&gt;40,000&lt;/span&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%"&gt;&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#ffffff;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/&gt;&lt;td colspan="3" style="background-color:#ffffff;padding:0 1pt"/&gt;&lt;td colspan="2" style="background-color:#ffffff;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%"&gt;40,000&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#ffffff;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/&gt;&lt;/tr&gt;&lt;tr&gt;&lt;td colspan="3" style="background-color:#dbdbdb;padding:2px 1pt;text-align:center;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%"&gt;OTP&lt;/span&gt;&lt;/td&gt;&lt;td colspan="3" style="background-color:#dbdbdb;padding:0 1pt"/&gt;&lt;td colspan="3" style="background-color:#dbdbdb;padding:2px 1pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%"&gt;Series 2007D Senior Unsecured Notes&lt;/span&gt;&lt;/td&gt;&lt;td colspan="3" style="background-color:#dbdbdb;padding:0 1pt"/&gt;&lt;td colspan="3" style="background-color:#dbdbdb;padding:2px 1pt;text-align:center;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%"&gt;6.47%&lt;/span&gt;&lt;/td&gt;&lt;td colspan="3" style="background-color:#dbdbdb;padding:0 1pt"/&gt;&lt;td colspan="3" style="background-color:#dbdbdb;padding:2px 1pt;text-align:center;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%"&gt;08/20/37&lt;/span&gt;&lt;/td&gt;&lt;td colspan="3" style="background-color:#dbdbdb;padding:0 1pt"/&gt;&lt;td colspan="2" style="background-color:#dbdbdb;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:100%"&gt;50,000&lt;/span&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%"&gt;&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#dbdbdb;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/&gt;&lt;td colspan="3" style="background-color:#dbdbdb;padding:0 1pt"/&gt;&lt;td colspan="2" style="background-color:#dbdbdb;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%"&gt;50,000&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#dbdbdb;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/&gt;&lt;/tr&gt;&lt;tr&gt;&lt;td colspan="3" style="background-color:#ffffff;padding:2px 1pt;text-align:center;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%"&gt;OTP&lt;/span&gt;&lt;/td&gt;&lt;td colspan="3" style="background-color:#ffffff;padding:0 1pt"/&gt;&lt;td colspan="3" style="background-color:#ffffff;padding:2px 1pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%"&gt;Series 2019B Senior Unsecured Notes&lt;/span&gt;&lt;/td&gt;&lt;td colspan="3" style="background-color:#ffffff;padding:0 1pt"/&gt;&lt;td colspan="3" style="background-color:#ffffff;padding:2px 1pt;text-align:center;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%"&gt;3.52%&lt;/span&gt;&lt;/td&gt;&lt;td colspan="3" style="background-color:#ffffff;padding:0 1pt"/&gt;&lt;td colspan="3" style="background-color:#ffffff;padding:2px 1pt;text-align:center;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%"&gt;10/10/39&lt;/span&gt;&lt;/td&gt;&lt;td colspan="3" style="background-color:#ffffff;padding:0 1pt"/&gt;&lt;td colspan="2" style="background-color:#ffffff;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:100%"&gt;26,000&lt;/span&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%"&gt;&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#ffffff;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/&gt;&lt;td colspan="3" style="background-color:#ffffff;padding:0 1pt"/&gt;&lt;td colspan="2" style="background-color:#ffffff;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%"&gt;26,000&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#ffffff;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/&gt;&lt;/tr&gt;&lt;tr&gt;&lt;td colspan="3" style="background-color:#dbdbdb;padding:2px 1pt;text-align:center;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%"&gt;OTP&lt;/span&gt;&lt;/td&gt;&lt;td colspan="3" style="background-color:#dbdbdb;padding:0 1pt"/&gt;&lt;td colspan="3" style="background-color:#dbdbdb;padding:2px 1pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%"&gt;Series 2020C Senior Unsecured Notes&lt;/span&gt;&lt;/td&gt;&lt;td colspan="3" style="background-color:#dbdbdb;padding:0 1pt"/&gt;&lt;td colspan="3" style="background-color:#dbdbdb;padding:2px 1pt;text-align:center;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%"&gt;3.62%&lt;/span&gt;&lt;/td&gt;&lt;td colspan="3" style="background-color:#dbdbdb;padding:0 1pt"/&gt;&lt;td colspan="3" style="background-color:#dbdbdb;padding:2px 1pt;text-align:center;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%"&gt;02/25/40&lt;/span&gt;&lt;/td&gt;&lt;td colspan="3" style="background-color:#dbdbdb;padding:0 1pt"/&gt;&lt;td colspan="2" style="background-color:#dbdbdb;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:100%"&gt;10,000&lt;/span&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%"&gt;&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#dbdbdb;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/&gt;&lt;td colspan="3" style="background-color:#dbdbdb;padding:0 1pt"/&gt;&lt;td colspan="2" style="background-color:#dbdbdb;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%"&gt;10,000&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#dbdbdb;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/&gt;&lt;/tr&gt;&lt;tr&gt;&lt;td colspan="3" style="background-color:#ffffff;padding:2px 1pt;text-align:center;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%"&gt;OTP&lt;/span&gt;&lt;/td&gt;&lt;td colspan="3" style="background-color:#ffffff;padding:0 1pt"/&gt;&lt;td colspan="3" style="background-color:#ffffff;padding:2px 1pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%"&gt;Series 2013B Senior Unsecured Notes&lt;/span&gt;&lt;/td&gt;&lt;td colspan="3" style="background-color:#ffffff;padding:0 1pt"/&gt;&lt;td colspan="3" style="background-color:#ffffff;padding:2px 1pt;text-align:center;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%"&gt;5.47%&lt;/span&gt;&lt;/td&gt;&lt;td colspan="3" style="background-color:#ffffff;padding:0 1pt"/&gt;&lt;td colspan="3" style="background-color:#ffffff;padding:2px 1pt;text-align:center;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%"&gt;02/27/44&lt;/span&gt;&lt;/td&gt;&lt;td colspan="3" style="background-color:#ffffff;padding:0 1pt"/&gt;&lt;td colspan="2" style="background-color:#ffffff;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:100%"&gt;90,000&lt;/span&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%"&gt;&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#ffffff;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/&gt;&lt;td colspan="3" style="background-color:#ffffff;padding:0 1pt"/&gt;&lt;td colspan="2" style="background-color:#ffffff;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%"&gt;90,000&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#ffffff;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/&gt;&lt;/tr&gt;&lt;tr&gt;&lt;td colspan="3" style="background-color:#dbdbdb;padding:2px 1pt;text-align:center;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%"&gt;OTP&lt;/span&gt;&lt;/td&gt;&lt;td colspan="3" style="background-color:#dbdbdb;padding:0 1pt"/&gt;&lt;td colspan="3" style="background-color:#dbdbdb;padding:2px 1pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%"&gt;Series 2018A Senior Unsecured Notes&lt;/span&gt;&lt;/td&gt;&lt;td colspan="3" style="background-color:#dbdbdb;padding:0 1pt"/&gt;&lt;td colspan="3" style="background-color:#dbdbdb;padding:2px 1pt;text-align:center;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%"&gt;4.07%&lt;/span&gt;&lt;/td&gt;&lt;td colspan="3" style="background-color:#dbdbdb;padding:0 1pt"/&gt;&lt;td colspan="3" style="background-color:#dbdbdb;padding:2px 1pt;text-align:center;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%"&gt;02/07/48&lt;/span&gt;&lt;/td&gt;&lt;td colspan="3" style="background-color:#dbdbdb;padding:0 1pt"/&gt;&lt;td colspan="2" style="background-color:#dbdbdb;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:100%"&gt;100,000&lt;/span&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%"&gt;&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#dbdbdb;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/&gt;&lt;td colspan="3" style="background-color:#dbdbdb;padding:0 1pt"/&gt;&lt;td colspan="2" style="background-color:#dbdbdb;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%"&gt;100,000&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#dbdbdb;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/&gt;&lt;/tr&gt;&lt;tr&gt;&lt;td colspan="3" style="background-color:#ffffff;padding:2px 1pt;text-align:center;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%"&gt;OTP&lt;/span&gt;&lt;/td&gt;&lt;td colspan="3" style="background-color:#ffffff;padding:0 1pt"/&gt;&lt;td colspan="3" style="background-color:#ffffff;padding:2px 1pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%"&gt;Series 2019C Senior Unsecured Notes&lt;/span&gt;&lt;/td&gt;&lt;td colspan="3" style="background-color:#ffffff;padding:0 1pt"/&gt;&lt;td colspan="3" style="background-color:#ffffff;padding:2px 1pt;text-align:center;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%"&gt;3.82%&lt;/span&gt;&lt;/td&gt;&lt;td colspan="3" style="background-color:#ffffff;padding:0 1pt"/&gt;&lt;td colspan="3" style="background-color:#ffffff;padding:2px 1pt;text-align:center;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%"&gt;10/10/49&lt;/span&gt;&lt;/td&gt;&lt;td colspan="3" style="background-color:#ffffff;padding:0 1pt"/&gt;&lt;td colspan="2" style="background-color:#ffffff;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:100%"&gt;64,000&lt;/span&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%"&gt;&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#ffffff;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/&gt;&lt;td colspan="3" style="background-color:#ffffff;padding:0 1pt"/&gt;&lt;td colspan="2" style="background-color:#ffffff;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%"&gt;64,000&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#ffffff;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/&gt;&lt;/tr&gt;&lt;tr&gt;&lt;td colspan="3" style="background-color:#dbdbdb;padding:2px 1pt;text-align:center;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%"&gt;OTP&lt;/span&gt;&lt;/td&gt;&lt;td colspan="3" style="background-color:#dbdbdb;padding:0 1pt"/&gt;&lt;td colspan="3" style="background-color:#dbdbdb;padding:2px 1pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%"&gt;Series 2020D Senior Unsecured Notes&lt;/span&gt;&lt;/td&gt;&lt;td colspan="3" style="background-color:#dbdbdb;padding:0 1pt"/&gt;&lt;td colspan="3" style="background-color:#dbdbdb;padding:2px 1pt;text-align:center;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%"&gt;3.92%&lt;/span&gt;&lt;/td&gt;&lt;td colspan="3" style="background-color:#dbdbdb;padding:0 1pt"/&gt;&lt;td colspan="3" style="background-color:#dbdbdb;padding:2px 1pt;text-align:center;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%"&gt;02/25/50&lt;/span&gt;&lt;/td&gt;&lt;td colspan="3" style="background-color:#dbdbdb;padding:0 1pt"/&gt;&lt;td colspan="2" style="background-color:#dbdbdb;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:100%"&gt;15,000&lt;/span&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%"&gt;&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#dbdbdb;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/&gt;&lt;td colspan="3" style="background-color:#dbdbdb;padding:0 1pt"/&gt;&lt;td colspan="2" style="background-color:#dbdbdb;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%"&gt;15,000&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#dbdbdb;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/&gt;&lt;/tr&gt;&lt;tr&gt;&lt;td colspan="3" style="background-color:#ffffff;padding:2px 1pt;text-align:center;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%"&gt;OTC&lt;/span&gt;&lt;/td&gt;&lt;td colspan="3" style="background-color:#ffffff;padding:0 1pt"/&gt;&lt;td colspan="3" style="background-color:#ffffff;padding:2px 1pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%"&gt;PACE Note&lt;/span&gt;&lt;/td&gt;&lt;td colspan="3" style="background-color:#ffffff;padding:0 1pt"/&gt;&lt;td colspan="3" style="background-color:#ffffff;padding:2px 1pt;text-align:center;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%"&gt;2.54%&lt;/span&gt;&lt;/td&gt;&lt;td colspan="3" style="background-color:#ffffff;padding:0 1pt"/&gt;&lt;td colspan="3" style="background-color:#ffffff;padding:2px 1pt;text-align:center;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%"&gt;03/18/21&lt;/span&gt;&lt;/td&gt;&lt;td colspan="3" style="background-color:#ffffff;padding:0 1pt"/&gt;&lt;td colspan="2" style="background-color:#ffffff;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:100%"&gt;&#x2014;&lt;/span&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%"&gt;&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#ffffff;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/&gt;&lt;td colspan="3" style="background-color:#ffffff;padding:0 1pt"/&gt;&lt;td colspan="2" style="background-color:#ffffff;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%"&gt;169&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#ffffff;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/&gt;&lt;/tr&gt;&lt;tr&gt;&lt;td colspan="3" style="background-color:#dbdbdb;border-top:1pt solid #000;padding:2px 1pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:100%"&gt;Total&lt;/span&gt;&lt;/td&gt;&lt;td colspan="3" style="background-color:#dbdbdb;border-top:1pt solid #000;padding:0 1pt"/&gt;&lt;td colspan="3" style="background-color:#dbdbdb;border-top:1pt solid #000;padding:0 1pt"/&gt;&lt;td colspan="3" style="background-color:#dbdbdb;border-top:1pt solid #000;padding:0 1pt"/&gt;&lt;td colspan="3" style="background-color:#dbdbdb;border-top:1pt solid #000;padding:0 1pt"/&gt;&lt;td colspan="3" style="background-color:#dbdbdb;border-top:1pt solid #000;padding:0 1pt"/&gt;&lt;td colspan="3" style="background-color:#dbdbdb;border-top:1pt solid #000;padding:0 1pt"/&gt;&lt;td colspan="3" style="background-color:#dbdbdb;border-top:1pt solid #000;padding:0 1pt"/&gt;&lt;td style="background-color:#dbdbdb;border-top:1pt solid #000;padding:2px 0 2px 1pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:100%"&gt;$&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#dbdbdb;border-top:1pt solid #000;padding:2px 0;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:100%"&gt;767,000&lt;/span&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%"&gt;&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#dbdbdb;border-top:1pt solid #000;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/&gt;&lt;td colspan="3" style="background-color:#dbdbdb;border-top:1pt solid #000;padding:0 1pt"/&gt;&lt;td style="background-color:#dbdbdb;border-top:1pt solid #000;padding:2px 0 2px 1pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%"&gt;$&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#dbdbdb;border-top:1pt solid #000;padding:2px 0;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%"&gt;767,169&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#dbdbdb;border-top:1pt solid #000;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/&gt;&lt;/tr&gt;&lt;tr&gt;&lt;td colspan="3" style="background-color:#ffffff;padding:2px 1pt 2px 13pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%"&gt;Less:&lt;/span&gt;&lt;/td&gt;&lt;td colspan="6" style="background-color:#ffffff;padding:2px 1pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%"&gt;Current Maturities Net of Unamortized Debt Issuance Costs&lt;/span&gt;&lt;/td&gt;&lt;td colspan="3" style="background-color:#ffffff;padding:0 1pt"/&gt;&lt;td colspan="3" style="background-color:#ffffff;padding:0 1pt"/&gt;&lt;td colspan="3" style="background-color:#ffffff;padding:0 1pt"/&gt;&lt;td colspan="3" style="background-color:#ffffff;padding:0 1pt"/&gt;&lt;td colspan="3" style="background-color:#ffffff;padding:0 1pt"/&gt;&lt;td colspan="2" style="background-color:#ffffff;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:100%"&gt;139,941&lt;/span&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%"&gt;&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#ffffff;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/&gt;&lt;td colspan="3" style="background-color:#ffffff;padding:0 1pt"/&gt;&lt;td colspan="2" style="background-color:#ffffff;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%"&gt;140,087&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#ffffff;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/&gt;&lt;/tr&gt;&lt;tr&gt;&lt;td colspan="3" style="background-color:#dbdbdb;padding:0 1pt"/&gt;&lt;td colspan="6" style="background-color:#dbdbdb;border-bottom:1pt solid #000;padding:2px 1pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%"&gt;Unamortized Long-Term Debt Issuance Costs&lt;/span&gt;&lt;/td&gt;&lt;td colspan="3" style="background-color:#dbdbdb;border-bottom:1pt solid #000;padding:0 1pt"/&gt;&lt;td colspan="3" style="background-color:#dbdbdb;border-bottom:1pt solid #000;padding:0 1pt"/&gt;&lt;td colspan="3" style="background-color:#dbdbdb;padding:0 1pt"/&gt;&lt;td colspan="3" style="background-color:#dbdbdb;padding:0 1pt"/&gt;&lt;td colspan="3" style="background-color:#dbdbdb;padding:0 1pt"/&gt;&lt;td colspan="2" style="background-color:#dbdbdb;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:100%"&gt;2,574&lt;/span&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%"&gt;&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#dbdbdb;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/&gt;&lt;td colspan="3" style="background-color:#dbdbdb;padding:0 1pt"/&gt;&lt;td colspan="2" style="background-color:#dbdbdb;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%"&gt;2,650&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#dbdbdb;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/&gt;&lt;/tr&gt;&lt;tr&gt;&lt;td colspan="15" style="background-color:#ffffff;border-top:1pt solid #000;padding:2px 1pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:100%"&gt;Total Long-Term Debt Net of Unamortized Debt Issuance Costs&lt;/span&gt;&lt;/td&gt;&lt;td colspan="3" style="background-color:#ffffff;border-top:1pt solid #000;padding:0 1pt"/&gt;&lt;td colspan="3" style="background-color:#ffffff;border-top:1pt solid #000;padding:0 1pt"/&gt;&lt;td colspan="3" style="background-color:#ffffff;border-top:1pt solid #000;padding:0 1pt"/&gt;&lt;td style="background-color:#ffffff;border-top:1pt solid #000;padding:2px 0 2px 1pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:100%"&gt;$&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#ffffff;border-top:1pt solid #000;padding:2px 0;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:100%"&gt;624,485&lt;/span&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%"&gt;&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#ffffff;border-top:1pt solid #000;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/&gt;&lt;td colspan="3" style="background-color:#ffffff;border-top:1pt solid #000;padding:0 1pt"/&gt;&lt;td style="background-color:#ffffff;border-top:1pt solid #000;padding:2px 0 2px 1pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%"&gt;$&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#ffffff;border-top:1pt solid #000;padding:2px 0;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%"&gt;624,432&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#ffffff;border-top:1pt solid #000;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/&gt;&lt;/tr&gt;&lt;/table&gt;&lt;/div&gt;&lt;div&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:9pt;font-weight:700;line-height:120%"&gt;Financial Covenants&lt;/span&gt;&lt;/div&gt;&lt;div style="margin-bottom:6pt"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:9pt;font-weight:400;line-height:120%"&gt;Certain of OTC's and OTP's short-term and long-term debt agreements require the borrower, whether OTC or OTP, to maintain certain financial covenants, including a maximum debt to total capitalization of 0.60 to 1.00, a minimum interest and dividend coverage ratio of 1.50 to 1.00, and a maximum level of priority indebtedness. As of March&#160;31, 2021, OTC and OTP were in compliance with these financial covenants.&lt;/span&gt;&lt;/div&gt;</us-gaap:DebtDisclosureTextBlock>
    <us-gaap:ScheduleOfLineOfCreditFacilitiesTextBlock
      contextRef="i3a76d1213b09470fa8c6c3f49fa75d98_D20210101-20210331"
      id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN181NS9mcmFnOjQxNWY0MTBkOTY0ZjQ4ZTI5MGY5NDkzNDExMDc1NWE5L3RleHRyZWdpb246NDE1ZjQxMGQ5NjRmNDhlMjkwZjk0OTM0MTEwNzU1YTlfNDA1_bbaab98c-fef4-4d5c-b0d9-85e7588733f1">&lt;div style="margin-bottom:3pt"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:9pt;font-weight:400;line-height:120%"&gt;The following is a summary of our lines of credit as of March&#160;31, 2021 and December&#160;31, 2020:&lt;/span&gt;&lt;/div&gt;&lt;div style="margin-bottom:6pt"&gt;&lt;table style="border-collapse:collapse;display:inline-table;margin-bottom:5pt;vertical-align:text-bottom;width:100.000%"&gt;&lt;tr&gt;&lt;td style="width:1.0%"/&gt;&lt;td style="width:36.122%"/&gt;&lt;td style="width:0.1%"/&gt;&lt;td style="width:1.0%"/&gt;&lt;td style="width:10.011%"/&gt;&lt;td style="width:0.1%"/&gt;&lt;td style="width:0.1%"/&gt;&lt;td style="width:1.605%"/&gt;&lt;td style="width:0.1%"/&gt;&lt;td style="width:1.0%"/&gt;&lt;td style="width:10.011%"/&gt;&lt;td style="width:0.1%"/&gt;&lt;td style="width:0.1%"/&gt;&lt;td style="width:1.605%"/&gt;&lt;td style="width:0.1%"/&gt;&lt;td style="width:1.0%"/&gt;&lt;td style="width:10.011%"/&gt;&lt;td style="width:0.1%"/&gt;&lt;td style="width:0.1%"/&gt;&lt;td style="width:1.605%"/&gt;&lt;td style="width:0.1%"/&gt;&lt;td style="width:1.0%"/&gt;&lt;td style="width:10.011%"/&gt;&lt;td style="width:0.1%"/&gt;&lt;td style="width:0.1%"/&gt;&lt;td style="width:1.605%"/&gt;&lt;td style="width:0.1%"/&gt;&lt;td style="width:1.0%"/&gt;&lt;td style="width:10.014%"/&gt;&lt;td style="width:0.1%"/&gt;&lt;/tr&gt;&lt;tr&gt;&lt;td colspan="3" style="padding:0 1pt"/&gt;&lt;td colspan="3" style="padding:0 1pt"/&gt;&lt;td colspan="3" style="padding:0 1pt"/&gt;&lt;td colspan="15" style="padding:2px 1pt;text-align:center;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-style:italic;font-weight:700;line-height:120%"&gt;March 31, 2021&lt;/span&gt;&lt;/td&gt;&lt;td colspan="3" style="padding:0 1pt"/&gt;&lt;td colspan="3" style="padding:2px 1pt;text-align:center;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-style:italic;font-weight:700;line-height:120%"&gt;December 31,&lt;br/&gt;2020&lt;/span&gt;&lt;/td&gt;&lt;/tr&gt;&lt;tr&gt;&lt;td colspan="3" style="padding:2px 1pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-style:italic;font-weight:700;line-height:120%"&gt;(in thousands)&lt;/span&gt;&lt;/td&gt;&lt;td colspan="3" style="padding:2px 1pt;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-style:italic;font-weight:700;line-height:120%"&gt;Line Limit&lt;/span&gt;&lt;/td&gt;&lt;td colspan="3" style="padding:0 1pt"/&gt;&lt;td colspan="3" style="border-top:1pt solid #000;padding:2px 1pt;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-style:italic;font-weight:700;line-height:120%"&gt;Amount Outstanding&lt;/span&gt;&lt;/td&gt;&lt;td colspan="3" style="border-top:1pt solid #000;padding:0 1pt"/&gt;&lt;td colspan="3" style="border-top:1pt solid #000;padding:2px 1pt;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-style:italic;font-weight:700;line-height:120%"&gt;Letters &lt;br/&gt;of Credit&lt;/span&gt;&lt;/td&gt;&lt;td colspan="3" style="border-top:1pt solid #000;padding:0 1pt"/&gt;&lt;td colspan="3" style="border-top:1pt solid #000;padding:2px 1pt;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-style:italic;font-weight:700;line-height:120%"&gt;Amount Available&lt;/span&gt;&lt;/td&gt;&lt;td colspan="3" style="padding:0 1pt"/&gt;&lt;td colspan="3" style="border-top:1pt solid #000;padding:2px 1pt;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-style:italic;font-weight:700;line-height:120%"&gt;Amount Available&lt;/span&gt;&lt;/td&gt;&lt;/tr&gt;&lt;tr style="height:3pt"&gt;&lt;td colspan="3" style="border-top:1pt solid #000;padding:0 1pt"/&gt;&lt;td colspan="3" style="border-top:1pt solid #000;padding:0 1pt"/&gt;&lt;td colspan="3" style="border-top:1pt solid #000;padding:0 1pt"/&gt;&lt;td colspan="3" style="border-top:1pt solid #000;padding:0 1pt"/&gt;&lt;td colspan="3" style="border-top:1pt solid #000;padding:0 1pt"/&gt;&lt;td colspan="3" style="border-top:1pt solid #000;padding:0 1pt"/&gt;&lt;td colspan="3" style="border-top:1pt solid #000;padding:0 1pt"/&gt;&lt;td colspan="3" style="border-top:1pt solid #000;padding:0 1pt"/&gt;&lt;td colspan="3" style="border-top:1pt solid #000;padding:0 1pt"/&gt;&lt;td colspan="3" style="border-top:1pt solid #000;padding:0 1pt"/&gt;&lt;/tr&gt;&lt;tr&gt;&lt;td colspan="3" style="background-color:#dbdbdb;padding:2px 1pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%"&gt;OTC Credit Agreement&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#dbdbdb;padding:2px 0 2px 1pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%"&gt;$&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#dbdbdb;padding:2px 0;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%"&gt;170,000&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#dbdbdb;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/&gt;&lt;td colspan="3" style="background-color:#dbdbdb;padding:0 1pt"/&gt;&lt;td style="background-color:#dbdbdb;padding:2px 0 2px 1pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%"&gt;$&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#dbdbdb;padding:2px 0;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%"&gt;78,206&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#dbdbdb;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/&gt;&lt;td colspan="3" style="background-color:#dbdbdb;padding:0 1pt"/&gt;&lt;td style="background-color:#dbdbdb;padding:2px 0 2px 1pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%"&gt;$&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#dbdbdb;padding:2px 0;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%"&gt;&#x2014;&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#dbdbdb;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/&gt;&lt;td colspan="3" style="background-color:#dbdbdb;padding:0 1pt"/&gt;&lt;td style="background-color:#dbdbdb;padding:2px 0 2px 1pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:120%"&gt;$&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#dbdbdb;padding:2px 0;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:120%"&gt;91,794&lt;/span&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%"&gt;&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#dbdbdb;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/&gt;&lt;td colspan="3" style="background-color:#dbdbdb;padding:0 1pt"/&gt;&lt;td style="background-color:#dbdbdb;padding:2px 0 2px 1pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%"&gt;$&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#dbdbdb;padding:2px 0;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%"&gt;104,834&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#dbdbdb;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/&gt;&lt;/tr&gt;&lt;tr&gt;&lt;td colspan="3" style="background-color:#ffffff;padding:2px 1pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%"&gt;OTP Credit Agreement&lt;/span&gt;&lt;/td&gt;&lt;td colspan="2" style="background-color:#ffffff;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%"&gt;170,000&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#ffffff;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/&gt;&lt;td colspan="3" style="background-color:#ffffff;padding:0 1pt"/&gt;&lt;td colspan="2" style="background-color:#ffffff;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%"&gt;56,645&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#ffffff;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/&gt;&lt;td colspan="3" style="background-color:#ffffff;padding:0 1pt"/&gt;&lt;td colspan="2" style="background-color:#ffffff;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%"&gt;12,671&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#ffffff;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/&gt;&lt;td colspan="3" style="background-color:#ffffff;padding:0 1pt"/&gt;&lt;td colspan="2" style="background-color:#ffffff;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:120%"&gt;100,684&lt;/span&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%"&gt;&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#ffffff;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/&gt;&lt;td colspan="3" style="background-color:#ffffff;padding:0 1pt"/&gt;&lt;td colspan="2" style="background-color:#ffffff;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%"&gt;140,068&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#ffffff;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/&gt;&lt;/tr&gt;&lt;tr&gt;&lt;td colspan="3" style="background-color:#dbdbdb;border-top:1pt solid #000;padding:2px 1pt 2px 1.75pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:120%"&gt;Total&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#dbdbdb;border-top:1pt solid #000;padding:2px 0 2px 1pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%"&gt;$&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#dbdbdb;border-top:1pt solid #000;padding:2px 0;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%"&gt;340,000&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#dbdbdb;border-top:1pt solid #000;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/&gt;&lt;td colspan="3" style="background-color:#dbdbdb;border-top:1pt solid #000;padding:0 1pt"/&gt;&lt;td style="background-color:#dbdbdb;border-top:1pt solid #000;padding:2px 0 2px 1pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%"&gt;$&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#dbdbdb;border-top:1pt solid #000;padding:2px 0;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%"&gt;134,851&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#dbdbdb;border-top:1pt solid #000;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/&gt;&lt;td colspan="3" style="background-color:#dbdbdb;border-top:1pt solid #000;padding:0 1pt"/&gt;&lt;td style="background-color:#dbdbdb;border-top:1pt solid #000;padding:2px 0 2px 1pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%"&gt;$&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#dbdbdb;border-top:1pt solid #000;padding:2px 0;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%"&gt;12,671&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#dbdbdb;border-top:1pt solid #000;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/&gt;&lt;td colspan="3" style="background-color:#dbdbdb;border-top:1pt solid #000;padding:0 1pt"/&gt;&lt;td style="background-color:#dbdbdb;border-top:1pt solid #000;padding:2px 0 2px 1pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:120%"&gt;$&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#dbdbdb;border-top:1pt solid #000;padding:2px 0;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:120%"&gt;192,478&lt;/span&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%"&gt;&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#dbdbdb;border-top:1pt solid #000;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/&gt;&lt;td colspan="3" style="background-color:#dbdbdb;border-top:1pt solid #000;padding:0 1pt"/&gt;&lt;td style="background-color:#dbdbdb;border-top:1pt solid #000;padding:2px 0 2px 1pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%"&gt;$&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#dbdbdb;border-top:1pt solid #000;padding:2px 0;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%"&gt;244,902&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#dbdbdb;border-top:1pt solid #000;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/&gt;&lt;/tr&gt;&lt;/table&gt;&lt;/div&gt;</us-gaap:ScheduleOfLineOfCreditFacilitiesTextBlock>
    <us-gaap:LineOfCreditFacilityMaximumBorrowingCapacity
      contextRef="ic1b508149fb34f31984a9924c3269f4c_I20201231"
      decimals="INF"
      id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN181NS9mcmFnOjQxNWY0MTBkOTY0ZjQ4ZTI5MGY5NDkzNDExMDc1NWE5L3RhYmxlOjhjZTQwODQwOTBiNjRhMTBiMDg5NjdlYWRhZTFkYjk0L3RhYmxlcmFuZ2U6OGNlNDA4NDA5MGI2NGExMGIwODk2N2VhZGFlMWRiOTRfMy0xLTEtMS0w_7d051161-e9b3-43d3-bf3f-2056b7ec0cd7"
      unitRef="usd">170000000</us-gaap:LineOfCreditFacilityMaximumBorrowingCapacity>
    <us-gaap:LineOfCreditFacilityMaximumBorrowingCapacity
      contextRef="i0b13f549c3314f26aa012c6346c6774b_I20210331"
      decimals="INF"
      id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN181NS9mcmFnOjQxNWY0MTBkOTY0ZjQ4ZTI5MGY5NDkzNDExMDc1NWE5L3RhYmxlOjhjZTQwODQwOTBiNjRhMTBiMDg5NjdlYWRhZTFkYjk0L3RhYmxlcmFuZ2U6OGNlNDA4NDA5MGI2NGExMGIwODk2N2VhZGFlMWRiOTRfMy0xLTEtMS0w_d3f136b3-48f8-44a6-af1e-df2347c88596"
      unitRef="usd">170000000</us-gaap:LineOfCreditFacilityMaximumBorrowingCapacity>
    <us-gaap:ShortTermBorrowings
      contextRef="i0b13f549c3314f26aa012c6346c6774b_I20210331"
      decimals="-3"
      id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN181NS9mcmFnOjQxNWY0MTBkOTY0ZjQ4ZTI5MGY5NDkzNDExMDc1NWE5L3RhYmxlOjhjZTQwODQwOTBiNjRhMTBiMDg5NjdlYWRhZTFkYjk0L3RhYmxlcmFuZ2U6OGNlNDA4NDA5MGI2NGExMGIwODk2N2VhZGFlMWRiOTRfMy0zLTEtMS0w_8628c2dc-4762-4d4e-9fc6-5c31387f94f2"
      unitRef="usd">78206000</us-gaap:ShortTermBorrowings>
    <us-gaap:LettersOfCreditOutstandingAmount
      contextRef="i0b13f549c3314f26aa012c6346c6774b_I20210331"
      decimals="-3"
      id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN181NS9mcmFnOjQxNWY0MTBkOTY0ZjQ4ZTI5MGY5NDkzNDExMDc1NWE5L3RhYmxlOjhjZTQwODQwOTBiNjRhMTBiMDg5NjdlYWRhZTFkYjk0L3RhYmxlcmFuZ2U6OGNlNDA4NDA5MGI2NGExMGIwODk2N2VhZGFlMWRiOTRfMy01LTEtMS0w_555d00ed-14b0-4ca5-8f42-eafb5d0ae95a"
      unitRef="usd">0</us-gaap:LettersOfCreditOutstandingAmount>
    <us-gaap:LineOfCreditFacilityRemainingBorrowingCapacity
      contextRef="i0b13f549c3314f26aa012c6346c6774b_I20210331"
      decimals="-3"
      id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN181NS9mcmFnOjQxNWY0MTBkOTY0ZjQ4ZTI5MGY5NDkzNDExMDc1NWE5L3RhYmxlOjhjZTQwODQwOTBiNjRhMTBiMDg5NjdlYWRhZTFkYjk0L3RhYmxlcmFuZ2U6OGNlNDA4NDA5MGI2NGExMGIwODk2N2VhZGFlMWRiOTRfMy03LTEtMS0w_51009da0-4fbe-4f4b-921f-79593044affe"
      unitRef="usd">91794000</us-gaap:LineOfCreditFacilityRemainingBorrowingCapacity>
    <us-gaap:LineOfCreditFacilityRemainingBorrowingCapacity
      contextRef="ic1b508149fb34f31984a9924c3269f4c_I20201231"
      decimals="-3"
      id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN181NS9mcmFnOjQxNWY0MTBkOTY0ZjQ4ZTI5MGY5NDkzNDExMDc1NWE5L3RhYmxlOjhjZTQwODQwOTBiNjRhMTBiMDg5NjdlYWRhZTFkYjk0L3RhYmxlcmFuZ2U6OGNlNDA4NDA5MGI2NGExMGIwODk2N2VhZGFlMWRiOTRfMy05LTEtMS0w_88ed74c1-8435-4e99-8a6d-0ad10e2077e7"
      unitRef="usd">104834000</us-gaap:LineOfCreditFacilityRemainingBorrowingCapacity>
    <us-gaap:LineOfCreditFacilityMaximumBorrowingCapacity
      contextRef="i1bd13a0689664a159a19c0dd0c512935_I20210331"
      decimals="INF"
      id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN181NS9mcmFnOjQxNWY0MTBkOTY0ZjQ4ZTI5MGY5NDkzNDExMDc1NWE5L3RhYmxlOjhjZTQwODQwOTBiNjRhMTBiMDg5NjdlYWRhZTFkYjk0L3RhYmxlcmFuZ2U6OGNlNDA4NDA5MGI2NGExMGIwODk2N2VhZGFlMWRiOTRfNC0xLTEtMS0w_43187846-2aef-40f0-a058-1c3096195f8b"
      unitRef="usd">170000000</us-gaap:LineOfCreditFacilityMaximumBorrowingCapacity>
    <us-gaap:LineOfCreditFacilityMaximumBorrowingCapacity
      contextRef="i15b5e6c627704e95b8d9a7f7696b447a_I20201231"
      decimals="INF"
      id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN181NS9mcmFnOjQxNWY0MTBkOTY0ZjQ4ZTI5MGY5NDkzNDExMDc1NWE5L3RhYmxlOjhjZTQwODQwOTBiNjRhMTBiMDg5NjdlYWRhZTFkYjk0L3RhYmxlcmFuZ2U6OGNlNDA4NDA5MGI2NGExMGIwODk2N2VhZGFlMWRiOTRfNC0xLTEtMS0w_a66fd895-fbf7-48c9-835d-94f50595214f"
      unitRef="usd">170000000</us-gaap:LineOfCreditFacilityMaximumBorrowingCapacity>
    <us-gaap:ShortTermBorrowings
      contextRef="i1bd13a0689664a159a19c0dd0c512935_I20210331"
      decimals="-3"
      id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN181NS9mcmFnOjQxNWY0MTBkOTY0ZjQ4ZTI5MGY5NDkzNDExMDc1NWE5L3RhYmxlOjhjZTQwODQwOTBiNjRhMTBiMDg5NjdlYWRhZTFkYjk0L3RhYmxlcmFuZ2U6OGNlNDA4NDA5MGI2NGExMGIwODk2N2VhZGFlMWRiOTRfNC0zLTEtMS0w_2765a53b-f332-41b1-ad39-e42ab6e4c64f"
      unitRef="usd">56645000</us-gaap:ShortTermBorrowings>
    <us-gaap:LettersOfCreditOutstandingAmount
      contextRef="i1bd13a0689664a159a19c0dd0c512935_I20210331"
      decimals="-3"
      id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN181NS9mcmFnOjQxNWY0MTBkOTY0ZjQ4ZTI5MGY5NDkzNDExMDc1NWE5L3RhYmxlOjhjZTQwODQwOTBiNjRhMTBiMDg5NjdlYWRhZTFkYjk0L3RhYmxlcmFuZ2U6OGNlNDA4NDA5MGI2NGExMGIwODk2N2VhZGFlMWRiOTRfNC01LTEtMS0w_b0eaeff7-985a-49bf-961f-044026d09042"
      unitRef="usd">12671000</us-gaap:LettersOfCreditOutstandingAmount>
    <us-gaap:LineOfCreditFacilityRemainingBorrowingCapacity
      contextRef="i1bd13a0689664a159a19c0dd0c512935_I20210331"
      decimals="-3"
      id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN181NS9mcmFnOjQxNWY0MTBkOTY0ZjQ4ZTI5MGY5NDkzNDExMDc1NWE5L3RhYmxlOjhjZTQwODQwOTBiNjRhMTBiMDg5NjdlYWRhZTFkYjk0L3RhYmxlcmFuZ2U6OGNlNDA4NDA5MGI2NGExMGIwODk2N2VhZGFlMWRiOTRfNC03LTEtMS0w_7575777c-745d-4a4a-b9b1-ac47beeeb1ba"
      unitRef="usd">100684000</us-gaap:LineOfCreditFacilityRemainingBorrowingCapacity>
    <us-gaap:LineOfCreditFacilityRemainingBorrowingCapacity
      contextRef="i15b5e6c627704e95b8d9a7f7696b447a_I20201231"
      decimals="-3"
      id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN181NS9mcmFnOjQxNWY0MTBkOTY0ZjQ4ZTI5MGY5NDkzNDExMDc1NWE5L3RhYmxlOjhjZTQwODQwOTBiNjRhMTBiMDg5NjdlYWRhZTFkYjk0L3RhYmxlcmFuZ2U6OGNlNDA4NDA5MGI2NGExMGIwODk2N2VhZGFlMWRiOTRfNC05LTEtMS0w_6a13bf13-7299-402c-97dc-5a78fb9bd74d"
      unitRef="usd">140068000</us-gaap:LineOfCreditFacilityRemainingBorrowingCapacity>
    <us-gaap:LineOfCreditFacilityMaximumBorrowingCapacity
      contextRef="i5458f4d6e23940ca92dd24eb67c70571_I20210331"
      decimals="INF"
      id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN181NS9mcmFnOjQxNWY0MTBkOTY0ZjQ4ZTI5MGY5NDkzNDExMDc1NWE5L3RhYmxlOjhjZTQwODQwOTBiNjRhMTBiMDg5NjdlYWRhZTFkYjk0L3RhYmxlcmFuZ2U6OGNlNDA4NDA5MGI2NGExMGIwODk2N2VhZGFlMWRiOTRfNS0xLTEtMS0w_037fe6f7-9384-49d8-8778-37fbdd7ac8b1"
      unitRef="usd">340000000</us-gaap:LineOfCreditFacilityMaximumBorrowingCapacity>
    <us-gaap:LineOfCreditFacilityMaximumBorrowingCapacity
      contextRef="ifaff5a04688f4997a27c915d8eb05db2_I20201231"
      decimals="INF"
      id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN181NS9mcmFnOjQxNWY0MTBkOTY0ZjQ4ZTI5MGY5NDkzNDExMDc1NWE5L3RhYmxlOjhjZTQwODQwOTBiNjRhMTBiMDg5NjdlYWRhZTFkYjk0L3RhYmxlcmFuZ2U6OGNlNDA4NDA5MGI2NGExMGIwODk2N2VhZGFlMWRiOTRfNS0xLTEtMS0w_b86c65d1-9732-4067-9786-63a92a68eaec"
      unitRef="usd">340000000</us-gaap:LineOfCreditFacilityMaximumBorrowingCapacity>
    <us-gaap:ShortTermBorrowings
      contextRef="i5458f4d6e23940ca92dd24eb67c70571_I20210331"
      decimals="-3"
      id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN181NS9mcmFnOjQxNWY0MTBkOTY0ZjQ4ZTI5MGY5NDkzNDExMDc1NWE5L3RhYmxlOjhjZTQwODQwOTBiNjRhMTBiMDg5NjdlYWRhZTFkYjk0L3RhYmxlcmFuZ2U6OGNlNDA4NDA5MGI2NGExMGIwODk2N2VhZGFlMWRiOTRfNS0zLTEtMS0w_aff2b6c5-0c4e-4124-939f-16cd8a8a5a02"
      unitRef="usd">134851000</us-gaap:ShortTermBorrowings>
    <us-gaap:LettersOfCreditOutstandingAmount
      contextRef="i5458f4d6e23940ca92dd24eb67c70571_I20210331"
      decimals="-3"
      id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN181NS9mcmFnOjQxNWY0MTBkOTY0ZjQ4ZTI5MGY5NDkzNDExMDc1NWE5L3RhYmxlOjhjZTQwODQwOTBiNjRhMTBiMDg5NjdlYWRhZTFkYjk0L3RhYmxlcmFuZ2U6OGNlNDA4NDA5MGI2NGExMGIwODk2N2VhZGFlMWRiOTRfNS01LTEtMS0w_55b8bbe4-c188-4ef5-81db-88605c47d192"
      unitRef="usd">12671000</us-gaap:LettersOfCreditOutstandingAmount>
    <us-gaap:LineOfCreditFacilityRemainingBorrowingCapacity
      contextRef="i5458f4d6e23940ca92dd24eb67c70571_I20210331"
      decimals="-3"
      id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN181NS9mcmFnOjQxNWY0MTBkOTY0ZjQ4ZTI5MGY5NDkzNDExMDc1NWE5L3RhYmxlOjhjZTQwODQwOTBiNjRhMTBiMDg5NjdlYWRhZTFkYjk0L3RhYmxlcmFuZ2U6OGNlNDA4NDA5MGI2NGExMGIwODk2N2VhZGFlMWRiOTRfNS03LTEtMS0w_d2edee17-83aa-410f-a8f2-56e5c3ce9476"
      unitRef="usd">192478000</us-gaap:LineOfCreditFacilityRemainingBorrowingCapacity>
    <us-gaap:LineOfCreditFacilityRemainingBorrowingCapacity
      contextRef="ifaff5a04688f4997a27c915d8eb05db2_I20201231"
      decimals="-3"
      id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN181NS9mcmFnOjQxNWY0MTBkOTY0ZjQ4ZTI5MGY5NDkzNDExMDc1NWE5L3RhYmxlOjhjZTQwODQwOTBiNjRhMTBiMDg5NjdlYWRhZTFkYjk0L3RhYmxlcmFuZ2U6OGNlNDA4NDA5MGI2NGExMGIwODk2N2VhZGFlMWRiOTRfNS05LTEtMS0w_d4dc18aa-cb86-4db7-8c30-a4f8ce5ea4ab"
      unitRef="usd">244902000</us-gaap:LineOfCreditFacilityRemainingBorrowingCapacity>
    <us-gaap:ScheduleOfDebtTableTextBlock
      contextRef="i3a76d1213b09470fa8c6c3f49fa75d98_D20210101-20210331"
      id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN181NS9mcmFnOjQxNWY0MTBkOTY0ZjQ4ZTI5MGY5NDkzNDExMDc1NWE5L3RleHRyZWdpb246NDE1ZjQxMGQ5NjRmNDhlMjkwZjk0OTM0MTEwNzU1YTlfNDAy_0bcb9c5f-48ee-4557-86d6-6326860d2811">&lt;div style="margin-bottom:3pt"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:9pt;font-weight:400;line-height:120%"&gt;The following is a summary of outstanding long-term debt by borrower as of March&#160;31, 2021 and December&#160;31, 2020:&#160;&lt;/span&gt;&lt;/div&gt;&lt;div style="margin-bottom:6pt"&gt;&lt;table style="border-collapse:collapse;display:inline-table;margin-bottom:5pt;vertical-align:text-bottom;width:100.000%"&gt;&lt;tr&gt;&lt;td style="width:1.0%"/&gt;&lt;td style="width:5.427%"/&gt;&lt;td style="width:0.1%"/&gt;&lt;td style="width:0.1%"/&gt;&lt;td style="width:1.605%"/&gt;&lt;td style="width:0.1%"/&gt;&lt;td style="width:1.0%"/&gt;&lt;td style="width:45.288%"/&gt;&lt;td style="width:0.1%"/&gt;&lt;td style="width:0.1%"/&gt;&lt;td style="width:1.605%"/&gt;&lt;td style="width:0.1%"/&gt;&lt;td style="width:1.0%"/&gt;&lt;td style="width:5.427%"/&gt;&lt;td style="width:0.1%"/&gt;&lt;td style="width:0.1%"/&gt;&lt;td style="width:1.605%"/&gt;&lt;td style="width:0.1%"/&gt;&lt;td style="width:1.0%"/&gt;&lt;td style="width:8.205%"/&gt;&lt;td style="width:0.1%"/&gt;&lt;td style="width:0.1%"/&gt;&lt;td style="width:1.605%"/&gt;&lt;td style="width:0.1%"/&gt;&lt;td style="width:1.0%"/&gt;&lt;td style="width:10.011%"/&gt;&lt;td style="width:0.1%"/&gt;&lt;td style="width:0.1%"/&gt;&lt;td style="width:1.605%"/&gt;&lt;td style="width:0.1%"/&gt;&lt;td style="width:1.0%"/&gt;&lt;td style="width:10.017%"/&gt;&lt;td style="width:0.1%"/&gt;&lt;/tr&gt;&lt;tr&gt;&lt;td colspan="3" style="background-color:#ffffff;padding:0 1pt"/&gt;&lt;td colspan="3" style="background-color:#ffffff;padding:0 1pt"/&gt;&lt;td colspan="3" style="background-color:#ffffff;padding:0 1pt"/&gt;&lt;td colspan="3" style="background-color:#ffffff;padding:0 1pt"/&gt;&lt;td colspan="3" style="background-color:#ffffff;padding:0 1pt"/&gt;&lt;td colspan="3" style="background-color:#ffffff;padding:0 1pt"/&gt;&lt;td colspan="3" style="background-color:#ffffff;padding:0 1pt"/&gt;&lt;td colspan="3" style="background-color:#ffffff;padding:0 1pt"/&gt;&lt;td colspan="9" style="background-color:#ffffff;padding:2px 1pt;text-align:center;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-style:italic;font-weight:700;line-height:100%"&gt;(in thousands)&lt;/span&gt;&lt;/td&gt;&lt;/tr&gt;&lt;tr&gt;&lt;td colspan="3" style="background-color:#ffffff;padding:2px 1pt;text-align:center;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-style:italic;font-weight:700;line-height:100%"&gt;Entity&lt;/span&gt;&lt;/td&gt;&lt;td colspan="3" style="background-color:#ffffff;padding:0 1pt"/&gt;&lt;td colspan="3" style="background-color:#ffffff;padding:2px 1pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-style:italic;font-weight:700;line-height:100%"&gt;Debt Instrument&lt;/span&gt;&lt;/td&gt;&lt;td colspan="3" style="background-color:#ffffff;padding:0 1pt"/&gt;&lt;td colspan="3" style="background-color:#ffffff;padding:2px 1pt;text-align:center;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-style:italic;font-weight:700;line-height:100%"&gt;Rate&lt;/span&gt;&lt;/td&gt;&lt;td colspan="3" style="background-color:#ffffff;padding:0 1pt"/&gt;&lt;td colspan="3" style="background-color:#ffffff;padding:2px 1pt;text-align:center;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-style:italic;font-weight:700;line-height:100%"&gt;Maturity&lt;/span&gt;&lt;/td&gt;&lt;td colspan="3" style="background-color:#ffffff;padding:0 1pt"/&gt;&lt;td colspan="3" style="border-top:1pt solid #000;padding:2px 1pt;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-style:italic;font-weight:700;line-height:120%"&gt;March 31,&lt;br/&gt;2021&lt;/span&gt;&lt;/td&gt;&lt;td colspan="3" style="border-top:1pt solid #000;padding:0 1pt"/&gt;&lt;td colspan="3" style="border-top:1pt solid #000;padding:2px 1pt;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-style:italic;font-weight:700;line-height:120%"&gt;December 31,&lt;br/&gt;2020&lt;/span&gt;&lt;/td&gt;&lt;/tr&gt;&lt;tr style="height:3pt"&gt;&lt;td colspan="3" style="border-top:1pt solid #000;padding:0 1pt"/&gt;&lt;td colspan="3" style="border-top:1pt solid #000;padding:0 1pt"/&gt;&lt;td colspan="3" style="border-top:1pt solid #000;padding:0 1pt"/&gt;&lt;td colspan="3" style="border-top:1pt solid #000;padding:0 1pt"/&gt;&lt;td colspan="3" style="border-top:1pt solid #000;padding:0 1pt"/&gt;&lt;td colspan="3" style="border-top:1pt solid #000;padding:0 1pt"/&gt;&lt;td colspan="3" style="border-top:1pt solid #000;padding:0 1pt"/&gt;&lt;td colspan="3" style="border-top:1pt solid #000;padding:0 1pt"/&gt;&lt;td colspan="3" style="border-top:1pt solid #000;padding:0 1pt"/&gt;&lt;td colspan="3" style="border-top:1pt solid #000;padding:0 1pt"/&gt;&lt;td colspan="3" style="border-top:1pt solid #000;padding:0 1pt"/&gt;&lt;/tr&gt;&lt;tr&gt;&lt;td colspan="3" style="background-color:#dbdbdb;padding:2px 1pt;text-align:center;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%"&gt;OTC&lt;/span&gt;&lt;/td&gt;&lt;td colspan="3" style="background-color:#dbdbdb;padding:0 1pt"/&gt;&lt;td colspan="3" style="background-color:#dbdbdb;padding:2px 1pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%"&gt;Guaranteed Senior Notes&lt;/span&gt;&lt;/td&gt;&lt;td colspan="3" style="background-color:#dbdbdb;padding:0 1pt"/&gt;&lt;td colspan="3" style="background-color:#dbdbdb;padding:2px 1pt;text-align:center;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%"&gt;3.55%&lt;/span&gt;&lt;/td&gt;&lt;td colspan="3" style="background-color:#dbdbdb;padding:0 1pt"/&gt;&lt;td colspan="3" style="background-color:#dbdbdb;padding:2px 1pt;text-align:center;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%"&gt;12/15/26&lt;/span&gt;&lt;/td&gt;&lt;td colspan="3" style="background-color:#dbdbdb;padding:0 1pt"/&gt;&lt;td style="background-color:#dbdbdb;padding:2px 0 2px 1pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:100%"&gt;$&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#dbdbdb;padding:2px 0;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:100%"&gt;80,000&lt;/span&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%"&gt;&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#dbdbdb;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/&gt;&lt;td colspan="3" style="background-color:#dbdbdb;padding:0 1pt"/&gt;&lt;td style="background-color:#dbdbdb;padding:2px 0 2px 1pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%"&gt;$&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#dbdbdb;padding:2px 0;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%"&gt;80,000&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#dbdbdb;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/&gt;&lt;/tr&gt;&lt;tr&gt;&lt;td colspan="3" style="background-color:#ffffff;padding:2px 1pt;text-align:center;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%"&gt;OTP&lt;/span&gt;&lt;/td&gt;&lt;td colspan="3" style="background-color:#ffffff;padding:0 1pt"/&gt;&lt;td colspan="3" style="background-color:#ffffff;padding:2px 1pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%"&gt;Series 2011A Senior Unsecured Notes&lt;/span&gt;&lt;/td&gt;&lt;td colspan="3" style="background-color:#ffffff;padding:0 1pt"/&gt;&lt;td colspan="3" style="background-color:#ffffff;padding:2px 1pt;text-align:center;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%"&gt;4.63%&lt;/span&gt;&lt;/td&gt;&lt;td colspan="3" style="background-color:#ffffff;padding:0 1pt"/&gt;&lt;td colspan="3" style="background-color:#ffffff;padding:2px 1pt;text-align:center;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%"&gt;12/01/21&lt;/span&gt;&lt;/td&gt;&lt;td colspan="3" style="background-color:#ffffff;padding:0 1pt"/&gt;&lt;td colspan="2" style="background-color:#ffffff;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:100%"&gt;140,000&lt;/span&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%"&gt;&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#ffffff;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/&gt;&lt;td colspan="3" style="background-color:#ffffff;padding:0 1pt"/&gt;&lt;td colspan="2" style="background-color:#ffffff;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%"&gt;140,000&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#ffffff;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/&gt;&lt;/tr&gt;&lt;tr&gt;&lt;td colspan="3" style="background-color:#dbdbdb;padding:2px 1pt;text-align:center;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%"&gt;OTP&lt;/span&gt;&lt;/td&gt;&lt;td colspan="3" style="background-color:#dbdbdb;padding:0 1pt"/&gt;&lt;td colspan="3" style="background-color:#dbdbdb;padding:2px 1pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%"&gt;Series 2007B Senior Unsecured Notes&lt;/span&gt;&lt;/td&gt;&lt;td colspan="3" style="background-color:#dbdbdb;padding:0 1pt"/&gt;&lt;td colspan="3" style="background-color:#dbdbdb;padding:2px 1pt;text-align:center;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%"&gt;6.15%&lt;/span&gt;&lt;/td&gt;&lt;td colspan="3" style="background-color:#dbdbdb;padding:0 1pt"/&gt;&lt;td colspan="3" style="background-color:#dbdbdb;padding:2px 1pt;text-align:center;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%"&gt;08/20/22&lt;/span&gt;&lt;/td&gt;&lt;td colspan="3" style="background-color:#dbdbdb;padding:0 1pt"/&gt;&lt;td colspan="2" style="background-color:#dbdbdb;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:100%"&gt;30,000&lt;/span&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%"&gt;&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#dbdbdb;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/&gt;&lt;td colspan="3" style="background-color:#dbdbdb;padding:0 1pt"/&gt;&lt;td colspan="2" style="background-color:#dbdbdb;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%"&gt;30,000&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#dbdbdb;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/&gt;&lt;/tr&gt;&lt;tr&gt;&lt;td colspan="3" style="background-color:#ffffff;padding:2px 1pt;text-align:center;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%"&gt;OTP&lt;/span&gt;&lt;/td&gt;&lt;td colspan="3" style="background-color:#ffffff;padding:0 1pt"/&gt;&lt;td colspan="3" style="background-color:#ffffff;padding:2px 1pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%"&gt;Series 2007C Senior Unsecured Notes&lt;/span&gt;&lt;/td&gt;&lt;td colspan="3" style="background-color:#ffffff;padding:0 1pt"/&gt;&lt;td colspan="3" style="background-color:#ffffff;padding:2px 1pt;text-align:center;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%"&gt;6.37%&lt;/span&gt;&lt;/td&gt;&lt;td colspan="3" style="background-color:#ffffff;padding:0 1pt"/&gt;&lt;td colspan="3" style="background-color:#ffffff;padding:2px 1pt;text-align:center;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%"&gt;08/02/27&lt;/span&gt;&lt;/td&gt;&lt;td colspan="3" style="background-color:#ffffff;padding:0 1pt"/&gt;&lt;td colspan="2" style="background-color:#ffffff;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:100%"&gt;42,000&lt;/span&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%"&gt;&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#ffffff;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/&gt;&lt;td colspan="3" style="background-color:#ffffff;padding:0 1pt"/&gt;&lt;td colspan="2" style="background-color:#ffffff;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%"&gt;42,000&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#ffffff;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/&gt;&lt;/tr&gt;&lt;tr&gt;&lt;td colspan="3" style="background-color:#dbdbdb;padding:2px 1pt;text-align:center;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%"&gt;OTP&lt;/span&gt;&lt;/td&gt;&lt;td colspan="3" style="background-color:#dbdbdb;padding:0 1pt"/&gt;&lt;td colspan="3" style="background-color:#dbdbdb;padding:2px 1pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%"&gt;Series 2013A Senior Unsecured Notes&lt;/span&gt;&lt;/td&gt;&lt;td colspan="3" style="background-color:#dbdbdb;padding:0 1pt"/&gt;&lt;td colspan="3" style="background-color:#dbdbdb;padding:2px 1pt;text-align:center;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%"&gt;4.68%&lt;/span&gt;&lt;/td&gt;&lt;td colspan="3" style="background-color:#dbdbdb;padding:0 1pt"/&gt;&lt;td colspan="3" style="background-color:#dbdbdb;padding:2px 1pt;text-align:center;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%"&gt;02/27/29&lt;/span&gt;&lt;/td&gt;&lt;td colspan="3" style="background-color:#dbdbdb;padding:0 1pt"/&gt;&lt;td colspan="2" style="background-color:#dbdbdb;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:100%"&gt;60,000&lt;/span&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%"&gt;&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#dbdbdb;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/&gt;&lt;td colspan="3" style="background-color:#dbdbdb;padding:0 1pt"/&gt;&lt;td colspan="2" style="background-color:#dbdbdb;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%"&gt;60,000&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#dbdbdb;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/&gt;&lt;/tr&gt;&lt;tr&gt;&lt;td colspan="3" style="background-color:#ffffff;padding:2px 1pt;text-align:center;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%"&gt;OTP&lt;/span&gt;&lt;/td&gt;&lt;td colspan="3" style="background-color:#ffffff;padding:0 1pt"/&gt;&lt;td colspan="3" style="background-color:#ffffff;padding:2px 1pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%"&gt;Series 2019A Senior Unsecured Notes &lt;/span&gt;&lt;/td&gt;&lt;td colspan="3" style="background-color:#ffffff;padding:0 1pt"/&gt;&lt;td colspan="3" style="background-color:#ffffff;padding:2px 1pt;text-align:center;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%"&gt;3.07%&lt;/span&gt;&lt;/td&gt;&lt;td colspan="3" style="background-color:#ffffff;padding:0 1pt"/&gt;&lt;td colspan="3" style="background-color:#ffffff;padding:2px 1pt;text-align:center;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%"&gt;10/10/29&lt;/span&gt;&lt;/td&gt;&lt;td colspan="3" style="background-color:#ffffff;padding:0 1pt"/&gt;&lt;td colspan="2" style="background-color:#ffffff;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:100%"&gt;10,000&lt;/span&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%"&gt;&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#ffffff;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/&gt;&lt;td colspan="3" style="background-color:#ffffff;padding:0 1pt"/&gt;&lt;td colspan="2" style="background-color:#ffffff;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%"&gt;10,000&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#ffffff;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/&gt;&lt;/tr&gt;&lt;tr&gt;&lt;td colspan="3" style="background-color:#dbdbdb;padding:2px 1pt;text-align:center;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%"&gt;OTP&lt;/span&gt;&lt;/td&gt;&lt;td colspan="3" style="background-color:#dbdbdb;padding:0 1pt"/&gt;&lt;td colspan="3" style="background-color:#dbdbdb;padding:2px 1pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%"&gt;Series 2020A Senior Unsecured Notes&lt;/span&gt;&lt;/td&gt;&lt;td colspan="3" style="background-color:#dbdbdb;padding:0 1pt"/&gt;&lt;td colspan="3" style="background-color:#dbdbdb;padding:2px 1pt;text-align:center;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%"&gt;3.22%&lt;/span&gt;&lt;/td&gt;&lt;td colspan="3" style="background-color:#dbdbdb;padding:0 1pt"/&gt;&lt;td colspan="3" style="background-color:#dbdbdb;padding:2px 1pt;text-align:center;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%"&gt;02/25/30&lt;/span&gt;&lt;/td&gt;&lt;td colspan="3" style="background-color:#dbdbdb;padding:0 1pt"/&gt;&lt;td colspan="2" style="background-color:#dbdbdb;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:100%"&gt;10,000&lt;/span&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%"&gt;&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#dbdbdb;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/&gt;&lt;td colspan="3" style="background-color:#dbdbdb;padding:0 1pt"/&gt;&lt;td colspan="2" style="background-color:#dbdbdb;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%"&gt;10,000&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#dbdbdb;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/&gt;&lt;/tr&gt;&lt;tr&gt;&lt;td colspan="3" style="background-color:#ffffff;padding:2px 1pt;text-align:center;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%"&gt;OTP&lt;/span&gt;&lt;/td&gt;&lt;td colspan="3" style="background-color:#ffffff;padding:0 1pt"/&gt;&lt;td colspan="3" style="background-color:#ffffff;padding:2px 1pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%"&gt;Series 2020B Senior Unsecured Notes&lt;/span&gt;&lt;/td&gt;&lt;td colspan="3" style="background-color:#ffffff;padding:0 1pt"/&gt;&lt;td colspan="3" style="background-color:#ffffff;padding:2px 1pt;text-align:center;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%"&gt;3.22%&lt;/span&gt;&lt;/td&gt;&lt;td colspan="3" style="background-color:#ffffff;padding:0 1pt"/&gt;&lt;td colspan="3" style="background-color:#ffffff;padding:2px 1pt;text-align:center;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%"&gt;08/20/30&lt;/span&gt;&lt;/td&gt;&lt;td colspan="3" style="background-color:#ffffff;padding:0 1pt"/&gt;&lt;td colspan="2" style="background-color:#ffffff;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:100%"&gt;40,000&lt;/span&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%"&gt;&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#ffffff;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/&gt;&lt;td colspan="3" style="background-color:#ffffff;padding:0 1pt"/&gt;&lt;td colspan="2" style="background-color:#ffffff;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%"&gt;40,000&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#ffffff;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/&gt;&lt;/tr&gt;&lt;tr&gt;&lt;td colspan="3" style="background-color:#dbdbdb;padding:2px 1pt;text-align:center;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%"&gt;OTP&lt;/span&gt;&lt;/td&gt;&lt;td colspan="3" style="background-color:#dbdbdb;padding:0 1pt"/&gt;&lt;td colspan="3" style="background-color:#dbdbdb;padding:2px 1pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%"&gt;Series 2007D Senior Unsecured Notes&lt;/span&gt;&lt;/td&gt;&lt;td colspan="3" style="background-color:#dbdbdb;padding:0 1pt"/&gt;&lt;td colspan="3" style="background-color:#dbdbdb;padding:2px 1pt;text-align:center;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%"&gt;6.47%&lt;/span&gt;&lt;/td&gt;&lt;td colspan="3" style="background-color:#dbdbdb;padding:0 1pt"/&gt;&lt;td colspan="3" style="background-color:#dbdbdb;padding:2px 1pt;text-align:center;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%"&gt;08/20/37&lt;/span&gt;&lt;/td&gt;&lt;td colspan="3" style="background-color:#dbdbdb;padding:0 1pt"/&gt;&lt;td colspan="2" style="background-color:#dbdbdb;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:100%"&gt;50,000&lt;/span&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%"&gt;&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#dbdbdb;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/&gt;&lt;td colspan="3" style="background-color:#dbdbdb;padding:0 1pt"/&gt;&lt;td colspan="2" style="background-color:#dbdbdb;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%"&gt;50,000&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#dbdbdb;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/&gt;&lt;/tr&gt;&lt;tr&gt;&lt;td colspan="3" style="background-color:#ffffff;padding:2px 1pt;text-align:center;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%"&gt;OTP&lt;/span&gt;&lt;/td&gt;&lt;td colspan="3" style="background-color:#ffffff;padding:0 1pt"/&gt;&lt;td colspan="3" style="background-color:#ffffff;padding:2px 1pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%"&gt;Series 2019B Senior Unsecured Notes&lt;/span&gt;&lt;/td&gt;&lt;td colspan="3" style="background-color:#ffffff;padding:0 1pt"/&gt;&lt;td colspan="3" style="background-color:#ffffff;padding:2px 1pt;text-align:center;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%"&gt;3.52%&lt;/span&gt;&lt;/td&gt;&lt;td colspan="3" style="background-color:#ffffff;padding:0 1pt"/&gt;&lt;td colspan="3" style="background-color:#ffffff;padding:2px 1pt;text-align:center;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%"&gt;10/10/39&lt;/span&gt;&lt;/td&gt;&lt;td colspan="3" style="background-color:#ffffff;padding:0 1pt"/&gt;&lt;td colspan="2" style="background-color:#ffffff;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:100%"&gt;26,000&lt;/span&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%"&gt;&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#ffffff;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/&gt;&lt;td colspan="3" style="background-color:#ffffff;padding:0 1pt"/&gt;&lt;td colspan="2" style="background-color:#ffffff;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%"&gt;26,000&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#ffffff;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/&gt;&lt;/tr&gt;&lt;tr&gt;&lt;td colspan="3" style="background-color:#dbdbdb;padding:2px 1pt;text-align:center;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%"&gt;OTP&lt;/span&gt;&lt;/td&gt;&lt;td colspan="3" style="background-color:#dbdbdb;padding:0 1pt"/&gt;&lt;td colspan="3" style="background-color:#dbdbdb;padding:2px 1pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%"&gt;Series 2020C Senior Unsecured Notes&lt;/span&gt;&lt;/td&gt;&lt;td colspan="3" style="background-color:#dbdbdb;padding:0 1pt"/&gt;&lt;td colspan="3" style="background-color:#dbdbdb;padding:2px 1pt;text-align:center;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%"&gt;3.62%&lt;/span&gt;&lt;/td&gt;&lt;td colspan="3" style="background-color:#dbdbdb;padding:0 1pt"/&gt;&lt;td colspan="3" style="background-color:#dbdbdb;padding:2px 1pt;text-align:center;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%"&gt;02/25/40&lt;/span&gt;&lt;/td&gt;&lt;td colspan="3" style="background-color:#dbdbdb;padding:0 1pt"/&gt;&lt;td colspan="2" style="background-color:#dbdbdb;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:100%"&gt;10,000&lt;/span&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%"&gt;&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#dbdbdb;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/&gt;&lt;td colspan="3" style="background-color:#dbdbdb;padding:0 1pt"/&gt;&lt;td colspan="2" style="background-color:#dbdbdb;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%"&gt;10,000&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#dbdbdb;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/&gt;&lt;/tr&gt;&lt;tr&gt;&lt;td colspan="3" style="background-color:#ffffff;padding:2px 1pt;text-align:center;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%"&gt;OTP&lt;/span&gt;&lt;/td&gt;&lt;td colspan="3" style="background-color:#ffffff;padding:0 1pt"/&gt;&lt;td colspan="3" style="background-color:#ffffff;padding:2px 1pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%"&gt;Series 2013B Senior Unsecured Notes&lt;/span&gt;&lt;/td&gt;&lt;td colspan="3" style="background-color:#ffffff;padding:0 1pt"/&gt;&lt;td colspan="3" style="background-color:#ffffff;padding:2px 1pt;text-align:center;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%"&gt;5.47%&lt;/span&gt;&lt;/td&gt;&lt;td colspan="3" style="background-color:#ffffff;padding:0 1pt"/&gt;&lt;td colspan="3" style="background-color:#ffffff;padding:2px 1pt;text-align:center;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%"&gt;02/27/44&lt;/span&gt;&lt;/td&gt;&lt;td colspan="3" style="background-color:#ffffff;padding:0 1pt"/&gt;&lt;td colspan="2" style="background-color:#ffffff;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:100%"&gt;90,000&lt;/span&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%"&gt;&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#ffffff;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/&gt;&lt;td colspan="3" style="background-color:#ffffff;padding:0 1pt"/&gt;&lt;td colspan="2" style="background-color:#ffffff;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%"&gt;90,000&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#ffffff;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/&gt;&lt;/tr&gt;&lt;tr&gt;&lt;td colspan="3" style="background-color:#dbdbdb;padding:2px 1pt;text-align:center;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%"&gt;OTP&lt;/span&gt;&lt;/td&gt;&lt;td colspan="3" style="background-color:#dbdbdb;padding:0 1pt"/&gt;&lt;td colspan="3" style="background-color:#dbdbdb;padding:2px 1pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%"&gt;Series 2018A Senior Unsecured Notes&lt;/span&gt;&lt;/td&gt;&lt;td colspan="3" style="background-color:#dbdbdb;padding:0 1pt"/&gt;&lt;td colspan="3" style="background-color:#dbdbdb;padding:2px 1pt;text-align:center;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%"&gt;4.07%&lt;/span&gt;&lt;/td&gt;&lt;td colspan="3" style="background-color:#dbdbdb;padding:0 1pt"/&gt;&lt;td colspan="3" style="background-color:#dbdbdb;padding:2px 1pt;text-align:center;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%"&gt;02/07/48&lt;/span&gt;&lt;/td&gt;&lt;td colspan="3" style="background-color:#dbdbdb;padding:0 1pt"/&gt;&lt;td colspan="2" style="background-color:#dbdbdb;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:100%"&gt;100,000&lt;/span&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%"&gt;&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#dbdbdb;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/&gt;&lt;td colspan="3" style="background-color:#dbdbdb;padding:0 1pt"/&gt;&lt;td colspan="2" style="background-color:#dbdbdb;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%"&gt;100,000&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#dbdbdb;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/&gt;&lt;/tr&gt;&lt;tr&gt;&lt;td colspan="3" style="background-color:#ffffff;padding:2px 1pt;text-align:center;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%"&gt;OTP&lt;/span&gt;&lt;/td&gt;&lt;td colspan="3" style="background-color:#ffffff;padding:0 1pt"/&gt;&lt;td colspan="3" style="background-color:#ffffff;padding:2px 1pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%"&gt;Series 2019C Senior Unsecured Notes&lt;/span&gt;&lt;/td&gt;&lt;td colspan="3" style="background-color:#ffffff;padding:0 1pt"/&gt;&lt;td colspan="3" style="background-color:#ffffff;padding:2px 1pt;text-align:center;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%"&gt;3.82%&lt;/span&gt;&lt;/td&gt;&lt;td colspan="3" style="background-color:#ffffff;padding:0 1pt"/&gt;&lt;td colspan="3" style="background-color:#ffffff;padding:2px 1pt;text-align:center;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%"&gt;10/10/49&lt;/span&gt;&lt;/td&gt;&lt;td colspan="3" style="background-color:#ffffff;padding:0 1pt"/&gt;&lt;td colspan="2" style="background-color:#ffffff;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:100%"&gt;64,000&lt;/span&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%"&gt;&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#ffffff;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/&gt;&lt;td colspan="3" style="background-color:#ffffff;padding:0 1pt"/&gt;&lt;td colspan="2" style="background-color:#ffffff;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%"&gt;64,000&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#ffffff;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/&gt;&lt;/tr&gt;&lt;tr&gt;&lt;td colspan="3" style="background-color:#dbdbdb;padding:2px 1pt;text-align:center;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%"&gt;OTP&lt;/span&gt;&lt;/td&gt;&lt;td colspan="3" style="background-color:#dbdbdb;padding:0 1pt"/&gt;&lt;td colspan="3" style="background-color:#dbdbdb;padding:2px 1pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%"&gt;Series 2020D Senior Unsecured Notes&lt;/span&gt;&lt;/td&gt;&lt;td colspan="3" style="background-color:#dbdbdb;padding:0 1pt"/&gt;&lt;td colspan="3" style="background-color:#dbdbdb;padding:2px 1pt;text-align:center;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%"&gt;3.92%&lt;/span&gt;&lt;/td&gt;&lt;td colspan="3" style="background-color:#dbdbdb;padding:0 1pt"/&gt;&lt;td colspan="3" style="background-color:#dbdbdb;padding:2px 1pt;text-align:center;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%"&gt;02/25/50&lt;/span&gt;&lt;/td&gt;&lt;td colspan="3" style="background-color:#dbdbdb;padding:0 1pt"/&gt;&lt;td colspan="2" style="background-color:#dbdbdb;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:100%"&gt;15,000&lt;/span&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%"&gt;&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#dbdbdb;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/&gt;&lt;td colspan="3" style="background-color:#dbdbdb;padding:0 1pt"/&gt;&lt;td colspan="2" style="background-color:#dbdbdb;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%"&gt;15,000&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#dbdbdb;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/&gt;&lt;/tr&gt;&lt;tr&gt;&lt;td colspan="3" style="background-color:#ffffff;padding:2px 1pt;text-align:center;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%"&gt;OTC&lt;/span&gt;&lt;/td&gt;&lt;td colspan="3" style="background-color:#ffffff;padding:0 1pt"/&gt;&lt;td colspan="3" style="background-color:#ffffff;padding:2px 1pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%"&gt;PACE Note&lt;/span&gt;&lt;/td&gt;&lt;td colspan="3" style="background-color:#ffffff;padding:0 1pt"/&gt;&lt;td colspan="3" style="background-color:#ffffff;padding:2px 1pt;text-align:center;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%"&gt;2.54%&lt;/span&gt;&lt;/td&gt;&lt;td colspan="3" style="background-color:#ffffff;padding:0 1pt"/&gt;&lt;td colspan="3" style="background-color:#ffffff;padding:2px 1pt;text-align:center;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%"&gt;03/18/21&lt;/span&gt;&lt;/td&gt;&lt;td colspan="3" style="background-color:#ffffff;padding:0 1pt"/&gt;&lt;td colspan="2" style="background-color:#ffffff;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:100%"&gt;&#x2014;&lt;/span&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%"&gt;&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#ffffff;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/&gt;&lt;td colspan="3" style="background-color:#ffffff;padding:0 1pt"/&gt;&lt;td colspan="2" style="background-color:#ffffff;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%"&gt;169&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#ffffff;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/&gt;&lt;/tr&gt;&lt;tr&gt;&lt;td colspan="3" style="background-color:#dbdbdb;border-top:1pt solid #000;padding:2px 1pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:100%"&gt;Total&lt;/span&gt;&lt;/td&gt;&lt;td colspan="3" style="background-color:#dbdbdb;border-top:1pt solid #000;padding:0 1pt"/&gt;&lt;td colspan="3" style="background-color:#dbdbdb;border-top:1pt solid #000;padding:0 1pt"/&gt;&lt;td colspan="3" style="background-color:#dbdbdb;border-top:1pt solid #000;padding:0 1pt"/&gt;&lt;td colspan="3" style="background-color:#dbdbdb;border-top:1pt solid #000;padding:0 1pt"/&gt;&lt;td colspan="3" style="background-color:#dbdbdb;border-top:1pt solid #000;padding:0 1pt"/&gt;&lt;td colspan="3" style="background-color:#dbdbdb;border-top:1pt solid #000;padding:0 1pt"/&gt;&lt;td colspan="3" style="background-color:#dbdbdb;border-top:1pt solid #000;padding:0 1pt"/&gt;&lt;td style="background-color:#dbdbdb;border-top:1pt solid #000;padding:2px 0 2px 1pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:100%"&gt;$&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#dbdbdb;border-top:1pt solid #000;padding:2px 0;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:100%"&gt;767,000&lt;/span&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%"&gt;&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#dbdbdb;border-top:1pt solid #000;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/&gt;&lt;td colspan="3" style="background-color:#dbdbdb;border-top:1pt solid #000;padding:0 1pt"/&gt;&lt;td style="background-color:#dbdbdb;border-top:1pt solid #000;padding:2px 0 2px 1pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%"&gt;$&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#dbdbdb;border-top:1pt solid #000;padding:2px 0;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%"&gt;767,169&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#dbdbdb;border-top:1pt solid #000;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/&gt;&lt;/tr&gt;&lt;tr&gt;&lt;td colspan="3" style="background-color:#ffffff;padding:2px 1pt 2px 13pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%"&gt;Less:&lt;/span&gt;&lt;/td&gt;&lt;td colspan="6" style="background-color:#ffffff;padding:2px 1pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%"&gt;Current Maturities Net of Unamortized Debt Issuance Costs&lt;/span&gt;&lt;/td&gt;&lt;td colspan="3" style="background-color:#ffffff;padding:0 1pt"/&gt;&lt;td colspan="3" style="background-color:#ffffff;padding:0 1pt"/&gt;&lt;td colspan="3" style="background-color:#ffffff;padding:0 1pt"/&gt;&lt;td colspan="3" style="background-color:#ffffff;padding:0 1pt"/&gt;&lt;td colspan="3" style="background-color:#ffffff;padding:0 1pt"/&gt;&lt;td colspan="2" style="background-color:#ffffff;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:100%"&gt;139,941&lt;/span&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%"&gt;&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#ffffff;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/&gt;&lt;td colspan="3" style="background-color:#ffffff;padding:0 1pt"/&gt;&lt;td colspan="2" style="background-color:#ffffff;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%"&gt;140,087&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#ffffff;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/&gt;&lt;/tr&gt;&lt;tr&gt;&lt;td colspan="3" style="background-color:#dbdbdb;padding:0 1pt"/&gt;&lt;td colspan="6" style="background-color:#dbdbdb;border-bottom:1pt solid #000;padding:2px 1pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%"&gt;Unamortized Long-Term Debt Issuance Costs&lt;/span&gt;&lt;/td&gt;&lt;td colspan="3" style="background-color:#dbdbdb;border-bottom:1pt solid #000;padding:0 1pt"/&gt;&lt;td colspan="3" style="background-color:#dbdbdb;border-bottom:1pt solid #000;padding:0 1pt"/&gt;&lt;td colspan="3" style="background-color:#dbdbdb;padding:0 1pt"/&gt;&lt;td colspan="3" style="background-color:#dbdbdb;padding:0 1pt"/&gt;&lt;td colspan="3" style="background-color:#dbdbdb;padding:0 1pt"/&gt;&lt;td colspan="2" style="background-color:#dbdbdb;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:100%"&gt;2,574&lt;/span&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%"&gt;&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#dbdbdb;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/&gt;&lt;td colspan="3" style="background-color:#dbdbdb;padding:0 1pt"/&gt;&lt;td colspan="2" style="background-color:#dbdbdb;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%"&gt;2,650&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#dbdbdb;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/&gt;&lt;/tr&gt;&lt;tr&gt;&lt;td colspan="15" style="background-color:#ffffff;border-top:1pt solid #000;padding:2px 1pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:100%"&gt;Total Long-Term Debt Net of Unamortized Debt Issuance Costs&lt;/span&gt;&lt;/td&gt;&lt;td colspan="3" style="background-color:#ffffff;border-top:1pt solid #000;padding:0 1pt"/&gt;&lt;td colspan="3" style="background-color:#ffffff;border-top:1pt solid #000;padding:0 1pt"/&gt;&lt;td colspan="3" style="background-color:#ffffff;border-top:1pt solid #000;padding:0 1pt"/&gt;&lt;td style="background-color:#ffffff;border-top:1pt solid #000;padding:2px 0 2px 1pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:100%"&gt;$&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#ffffff;border-top:1pt solid #000;padding:2px 0;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:100%"&gt;624,485&lt;/span&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%"&gt;&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#ffffff;border-top:1pt solid #000;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/&gt;&lt;td colspan="3" style="background-color:#ffffff;border-top:1pt solid #000;padding:0 1pt"/&gt;&lt;td style="background-color:#ffffff;border-top:1pt solid #000;padding:2px 0 2px 1pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%"&gt;$&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#ffffff;border-top:1pt solid #000;padding:2px 0;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%"&gt;624,432&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#ffffff;border-top:1pt solid #000;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/&gt;&lt;/tr&gt;&lt;/table&gt;&lt;/div&gt;</us-gaap:ScheduleOfDebtTableTextBlock>
    <us-gaap:DebtInstrumentInterestRateStatedPercentage
      contextRef="i989ae0514a8a48d8a79364b06d4321c6_I20210331"
      decimals="INF"
      id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN181NS9mcmFnOjQxNWY0MTBkOTY0ZjQ4ZTI5MGY5NDkzNDExMDc1NWE5L3RhYmxlOjk5ZTFkMGE2NGU1MTQ2M2NiMWE3MjM1NzkyODg0OGU5L3RhYmxlcmFuZ2U6OTllMWQwYTY0ZTUxNDYzY2IxYTcyMzU3OTI4ODQ4ZTlfMy00LTEtMS0w_68352fb1-91f5-467d-8e75-2e2ca0dc3e55"
      unitRef="number">0.0355</us-gaap:DebtInstrumentInterestRateStatedPercentage>
    <us-gaap:LongTermDebt
      contextRef="i989ae0514a8a48d8a79364b06d4321c6_I20210331"
      decimals="-3"
      id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN181NS9mcmFnOjQxNWY0MTBkOTY0ZjQ4ZTI5MGY5NDkzNDExMDc1NWE5L3RhYmxlOjk5ZTFkMGE2NGU1MTQ2M2NiMWE3MjM1NzkyODg0OGU5L3RhYmxlcmFuZ2U6OTllMWQwYTY0ZTUxNDYzY2IxYTcyMzU3OTI4ODQ4ZTlfMy04LTEtMS0w_97d4e120-846b-4323-8bed-9d32c3885586"
      unitRef="usd">80000000</us-gaap:LongTermDebt>
    <us-gaap:LongTermDebt
      contextRef="ic296d782342f4e2ba9fc0bb251c0d0e4_I20201231"
      decimals="-3"
      id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN181NS9mcmFnOjQxNWY0MTBkOTY0ZjQ4ZTI5MGY5NDkzNDExMDc1NWE5L3RhYmxlOjk5ZTFkMGE2NGU1MTQ2M2NiMWE3MjM1NzkyODg0OGU5L3RhYmxlcmFuZ2U6OTllMWQwYTY0ZTUxNDYzY2IxYTcyMzU3OTI4ODQ4ZTlfMy0xMC0xLTEtMA_f9eeed61-a03c-440f-98a2-3e5f2aba0990"
      unitRef="usd">80000000</us-gaap:LongTermDebt>
    <us-gaap:DebtInstrumentInterestRateStatedPercentage
      contextRef="ia5e0167ea2854e97b199ba42e77a8ea3_I20210331"
      decimals="INF"
      id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN181NS9mcmFnOjQxNWY0MTBkOTY0ZjQ4ZTI5MGY5NDkzNDExMDc1NWE5L3RhYmxlOjk5ZTFkMGE2NGU1MTQ2M2NiMWE3MjM1NzkyODg0OGU5L3RhYmxlcmFuZ2U6OTllMWQwYTY0ZTUxNDYzY2IxYTcyMzU3OTI4ODQ4ZTlfNC00LTEtMS0w_36840769-e7c7-45c8-9f4c-5a6be503377e"
      unitRef="number">0.0463</us-gaap:DebtInstrumentInterestRateStatedPercentage>
    <us-gaap:LongTermDebt
      contextRef="ia5e0167ea2854e97b199ba42e77a8ea3_I20210331"
      decimals="-3"
      id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN181NS9mcmFnOjQxNWY0MTBkOTY0ZjQ4ZTI5MGY5NDkzNDExMDc1NWE5L3RhYmxlOjk5ZTFkMGE2NGU1MTQ2M2NiMWE3MjM1NzkyODg0OGU5L3RhYmxlcmFuZ2U6OTllMWQwYTY0ZTUxNDYzY2IxYTcyMzU3OTI4ODQ4ZTlfNC04LTEtMS0w_8bfa08d5-be49-4e1e-9fff-38065d571c5f"
      unitRef="usd">140000000</us-gaap:LongTermDebt>
    <us-gaap:LongTermDebt
      contextRef="i9474a45e30e944a4aa7d28c133e140bc_I20201231"
      decimals="-3"
      id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN181NS9mcmFnOjQxNWY0MTBkOTY0ZjQ4ZTI5MGY5NDkzNDExMDc1NWE5L3RhYmxlOjk5ZTFkMGE2NGU1MTQ2M2NiMWE3MjM1NzkyODg0OGU5L3RhYmxlcmFuZ2U6OTllMWQwYTY0ZTUxNDYzY2IxYTcyMzU3OTI4ODQ4ZTlfNC0xMC0xLTEtMA_335a9323-b135-4e97-99e6-eaf206da46d0"
      unitRef="usd">140000000</us-gaap:LongTermDebt>
    <us-gaap:DebtInstrumentInterestRateStatedPercentage
      contextRef="i5efed8c09a104625a60d488f42520152_I20210331"
      decimals="INF"
      id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN181NS9mcmFnOjQxNWY0MTBkOTY0ZjQ4ZTI5MGY5NDkzNDExMDc1NWE5L3RhYmxlOjk5ZTFkMGE2NGU1MTQ2M2NiMWE3MjM1NzkyODg0OGU5L3RhYmxlcmFuZ2U6OTllMWQwYTY0ZTUxNDYzY2IxYTcyMzU3OTI4ODQ4ZTlfNS00LTEtMS0w_f1d2d0df-6d88-44c4-907c-bae29fc385ee"
      unitRef="number">0.0615</us-gaap:DebtInstrumentInterestRateStatedPercentage>
    <us-gaap:LongTermDebt
      contextRef="i5efed8c09a104625a60d488f42520152_I20210331"
      decimals="-3"
      id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN181NS9mcmFnOjQxNWY0MTBkOTY0ZjQ4ZTI5MGY5NDkzNDExMDc1NWE5L3RhYmxlOjk5ZTFkMGE2NGU1MTQ2M2NiMWE3MjM1NzkyODg0OGU5L3RhYmxlcmFuZ2U6OTllMWQwYTY0ZTUxNDYzY2IxYTcyMzU3OTI4ODQ4ZTlfNS04LTEtMS0w_eb81b4aa-9ed2-44c1-820d-b52e108f9541"
      unitRef="usd">30000000</us-gaap:LongTermDebt>
    <us-gaap:LongTermDebt
      contextRef="icd32028d09e1489380d7b3ca0f4eb6c3_I20201231"
      decimals="-3"
      id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN181NS9mcmFnOjQxNWY0MTBkOTY0ZjQ4ZTI5MGY5NDkzNDExMDc1NWE5L3RhYmxlOjk5ZTFkMGE2NGU1MTQ2M2NiMWE3MjM1NzkyODg0OGU5L3RhYmxlcmFuZ2U6OTllMWQwYTY0ZTUxNDYzY2IxYTcyMzU3OTI4ODQ4ZTlfNS0xMC0xLTEtMA_f75aac1b-53d4-4b57-b42d-63f54ff02fd3"
      unitRef="usd">30000000</us-gaap:LongTermDebt>
    <us-gaap:DebtInstrumentInterestRateStatedPercentage
      contextRef="i70add9a677644cba8b84e89a10472cba_I20210331"
      decimals="INF"
      id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN181NS9mcmFnOjQxNWY0MTBkOTY0ZjQ4ZTI5MGY5NDkzNDExMDc1NWE5L3RhYmxlOjk5ZTFkMGE2NGU1MTQ2M2NiMWE3MjM1NzkyODg0OGU5L3RhYmxlcmFuZ2U6OTllMWQwYTY0ZTUxNDYzY2IxYTcyMzU3OTI4ODQ4ZTlfNi00LTEtMS0w_f1da3513-f9c9-412b-8ddf-98720c5ca2bc"
      unitRef="number">0.0637</us-gaap:DebtInstrumentInterestRateStatedPercentage>
    <us-gaap:LongTermDebt
      contextRef="i70add9a677644cba8b84e89a10472cba_I20210331"
      decimals="-3"
      id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN181NS9mcmFnOjQxNWY0MTBkOTY0ZjQ4ZTI5MGY5NDkzNDExMDc1NWE5L3RhYmxlOjk5ZTFkMGE2NGU1MTQ2M2NiMWE3MjM1NzkyODg0OGU5L3RhYmxlcmFuZ2U6OTllMWQwYTY0ZTUxNDYzY2IxYTcyMzU3OTI4ODQ4ZTlfNi04LTEtMS0w_732414b0-598a-4b2e-8d24-e739b73e47e1"
      unitRef="usd">42000000</us-gaap:LongTermDebt>
    <us-gaap:LongTermDebt
      contextRef="i66c246d241bc441398726452fc8d9a03_I20201231"
      decimals="-3"
      id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN181NS9mcmFnOjQxNWY0MTBkOTY0ZjQ4ZTI5MGY5NDkzNDExMDc1NWE5L3RhYmxlOjk5ZTFkMGE2NGU1MTQ2M2NiMWE3MjM1NzkyODg0OGU5L3RhYmxlcmFuZ2U6OTllMWQwYTY0ZTUxNDYzY2IxYTcyMzU3OTI4ODQ4ZTlfNi0xMC0xLTEtMA_6a93064c-4164-4a50-aaa3-b88ed7d1ff1c"
      unitRef="usd">42000000</us-gaap:LongTermDebt>
    <us-gaap:DebtInstrumentInterestRateStatedPercentage
      contextRef="ib7c5c1ba4a474eba901b63721a62e08e_I20210331"
      decimals="INF"
      id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN181NS9mcmFnOjQxNWY0MTBkOTY0ZjQ4ZTI5MGY5NDkzNDExMDc1NWE5L3RhYmxlOjk5ZTFkMGE2NGU1MTQ2M2NiMWE3MjM1NzkyODg0OGU5L3RhYmxlcmFuZ2U6OTllMWQwYTY0ZTUxNDYzY2IxYTcyMzU3OTI4ODQ4ZTlfNy00LTEtMS0w_7d2124ab-5db8-466d-9569-fe5b9f111d60"
      unitRef="number">0.0468</us-gaap:DebtInstrumentInterestRateStatedPercentage>
    <us-gaap:LongTermDebt
      contextRef="ib7c5c1ba4a474eba901b63721a62e08e_I20210331"
      decimals="-3"
      id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN181NS9mcmFnOjQxNWY0MTBkOTY0ZjQ4ZTI5MGY5NDkzNDExMDc1NWE5L3RhYmxlOjk5ZTFkMGE2NGU1MTQ2M2NiMWE3MjM1NzkyODg0OGU5L3RhYmxlcmFuZ2U6OTllMWQwYTY0ZTUxNDYzY2IxYTcyMzU3OTI4ODQ4ZTlfNy04LTEtMS0w_a87cbd44-ea69-4adc-85cf-80d33467b501"
      unitRef="usd">60000000</us-gaap:LongTermDebt>
    <us-gaap:LongTermDebt
      contextRef="i80cd243349ab4af7807463c2468d7c32_I20201231"
      decimals="-3"
      id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN181NS9mcmFnOjQxNWY0MTBkOTY0ZjQ4ZTI5MGY5NDkzNDExMDc1NWE5L3RhYmxlOjk5ZTFkMGE2NGU1MTQ2M2NiMWE3MjM1NzkyODg0OGU5L3RhYmxlcmFuZ2U6OTllMWQwYTY0ZTUxNDYzY2IxYTcyMzU3OTI4ODQ4ZTlfNy0xMC0xLTEtMA_0580eb49-f24e-4a0d-8cc6-94b4e30c7b27"
      unitRef="usd">60000000</us-gaap:LongTermDebt>
    <us-gaap:DebtInstrumentInterestRateStatedPercentage
      contextRef="i1c547b435f3845619ef1ef9282fa15ec_I20210331"
      decimals="INF"
      id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN181NS9mcmFnOjQxNWY0MTBkOTY0ZjQ4ZTI5MGY5NDkzNDExMDc1NWE5L3RhYmxlOjk5ZTFkMGE2NGU1MTQ2M2NiMWE3MjM1NzkyODg0OGU5L3RhYmxlcmFuZ2U6OTllMWQwYTY0ZTUxNDYzY2IxYTcyMzU3OTI4ODQ4ZTlfOC00LTEtMS0w_10fad3b7-d661-4ada-8f3c-aac3e7460d3a"
      unitRef="number">0.0307</us-gaap:DebtInstrumentInterestRateStatedPercentage>
    <us-gaap:LongTermDebt
      contextRef="i1c547b435f3845619ef1ef9282fa15ec_I20210331"
      decimals="-3"
      id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN181NS9mcmFnOjQxNWY0MTBkOTY0ZjQ4ZTI5MGY5NDkzNDExMDc1NWE5L3RhYmxlOjk5ZTFkMGE2NGU1MTQ2M2NiMWE3MjM1NzkyODg0OGU5L3RhYmxlcmFuZ2U6OTllMWQwYTY0ZTUxNDYzY2IxYTcyMzU3OTI4ODQ4ZTlfOC04LTEtMS0w_8936e28a-b3e4-4f29-9058-9340d8b91010"
      unitRef="usd">10000000</us-gaap:LongTermDebt>
    <us-gaap:LongTermDebt
      contextRef="i60970ca882d2479b99d535b28faa6c41_I20201231"
      decimals="-3"
      id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN181NS9mcmFnOjQxNWY0MTBkOTY0ZjQ4ZTI5MGY5NDkzNDExMDc1NWE5L3RhYmxlOjk5ZTFkMGE2NGU1MTQ2M2NiMWE3MjM1NzkyODg0OGU5L3RhYmxlcmFuZ2U6OTllMWQwYTY0ZTUxNDYzY2IxYTcyMzU3OTI4ODQ4ZTlfOC0xMC0xLTEtMA_548b7624-5961-48e7-a0c9-c8e48a57b9a6"
      unitRef="usd">10000000</us-gaap:LongTermDebt>
    <us-gaap:DebtInstrumentInterestRateStatedPercentage
      contextRef="id18a9797ef244c7d87a4e28e3ec3193a_I20210331"
      decimals="INF"
      id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN181NS9mcmFnOjQxNWY0MTBkOTY0ZjQ4ZTI5MGY5NDkzNDExMDc1NWE5L3RhYmxlOjk5ZTFkMGE2NGU1MTQ2M2NiMWE3MjM1NzkyODg0OGU5L3RhYmxlcmFuZ2U6OTllMWQwYTY0ZTUxNDYzY2IxYTcyMzU3OTI4ODQ4ZTlfOS00LTEtMS0w_df9eb4a2-f5d8-4055-b018-b28d50c674b8"
      unitRef="number">0.0322</us-gaap:DebtInstrumentInterestRateStatedPercentage>
    <us-gaap:LongTermDebt
      contextRef="id18a9797ef244c7d87a4e28e3ec3193a_I20210331"
      decimals="-3"
      id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN181NS9mcmFnOjQxNWY0MTBkOTY0ZjQ4ZTI5MGY5NDkzNDExMDc1NWE5L3RhYmxlOjk5ZTFkMGE2NGU1MTQ2M2NiMWE3MjM1NzkyODg0OGU5L3RhYmxlcmFuZ2U6OTllMWQwYTY0ZTUxNDYzY2IxYTcyMzU3OTI4ODQ4ZTlfOS04LTEtMS0w_c3316ed4-0c9b-466a-87cd-06f44cc7c820"
      unitRef="usd">10000000</us-gaap:LongTermDebt>
    <us-gaap:LongTermDebt
      contextRef="i543166374f4149ddaf02a07fb4a9b7a6_I20201231"
      decimals="-3"
      id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN181NS9mcmFnOjQxNWY0MTBkOTY0ZjQ4ZTI5MGY5NDkzNDExMDc1NWE5L3RhYmxlOjk5ZTFkMGE2NGU1MTQ2M2NiMWE3MjM1NzkyODg0OGU5L3RhYmxlcmFuZ2U6OTllMWQwYTY0ZTUxNDYzY2IxYTcyMzU3OTI4ODQ4ZTlfOS0xMC0xLTEtMA_b8ac8b5a-5a1e-41b1-a2ac-15037dc46798"
      unitRef="usd">10000000</us-gaap:LongTermDebt>
    <us-gaap:DebtInstrumentInterestRateStatedPercentage
      contextRef="i638caf4e55d34aeba89a63c79ee856fc_I20210331"
      decimals="INF"
      id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN181NS9mcmFnOjQxNWY0MTBkOTY0ZjQ4ZTI5MGY5NDkzNDExMDc1NWE5L3RhYmxlOjk5ZTFkMGE2NGU1MTQ2M2NiMWE3MjM1NzkyODg0OGU5L3RhYmxlcmFuZ2U6OTllMWQwYTY0ZTUxNDYzY2IxYTcyMzU3OTI4ODQ4ZTlfMTAtNC0xLTEtMA_5e2a748a-5e3b-46f8-b09c-90036704ed35"
      unitRef="number">0.0322</us-gaap:DebtInstrumentInterestRateStatedPercentage>
    <us-gaap:LongTermDebt
      contextRef="i638caf4e55d34aeba89a63c79ee856fc_I20210331"
      decimals="-3"
      id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN181NS9mcmFnOjQxNWY0MTBkOTY0ZjQ4ZTI5MGY5NDkzNDExMDc1NWE5L3RhYmxlOjk5ZTFkMGE2NGU1MTQ2M2NiMWE3MjM1NzkyODg0OGU5L3RhYmxlcmFuZ2U6OTllMWQwYTY0ZTUxNDYzY2IxYTcyMzU3OTI4ODQ4ZTlfMTAtOC0xLTEtMA_223fbe0b-dbd1-4d1a-af93-fbfc05480dd9"
      unitRef="usd">40000000</us-gaap:LongTermDebt>
    <us-gaap:LongTermDebt
      contextRef="i8c3fee4cc9d84049bfe448d3f8bc0641_I20201231"
      decimals="-3"
      id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN181NS9mcmFnOjQxNWY0MTBkOTY0ZjQ4ZTI5MGY5NDkzNDExMDc1NWE5L3RhYmxlOjk5ZTFkMGE2NGU1MTQ2M2NiMWE3MjM1NzkyODg0OGU5L3RhYmxlcmFuZ2U6OTllMWQwYTY0ZTUxNDYzY2IxYTcyMzU3OTI4ODQ4ZTlfMTAtMTAtMS0xLTA_ca599c2b-9526-4ee2-87ee-5e435bda3d65"
      unitRef="usd">40000000</us-gaap:LongTermDebt>
    <us-gaap:DebtInstrumentInterestRateStatedPercentage
      contextRef="i03109bd93cb445db8ee61bcca96ee5e8_I20210331"
      decimals="INF"
      id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN181NS9mcmFnOjQxNWY0MTBkOTY0ZjQ4ZTI5MGY5NDkzNDExMDc1NWE5L3RhYmxlOjk5ZTFkMGE2NGU1MTQ2M2NiMWE3MjM1NzkyODg0OGU5L3RhYmxlcmFuZ2U6OTllMWQwYTY0ZTUxNDYzY2IxYTcyMzU3OTI4ODQ4ZTlfMTEtNC0xLTEtMA_653098f0-6500-487f-9de5-90cca88623ad"
      unitRef="number">0.0647</us-gaap:DebtInstrumentInterestRateStatedPercentage>
    <us-gaap:LongTermDebt
      contextRef="i03109bd93cb445db8ee61bcca96ee5e8_I20210331"
      decimals="-3"
      id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN181NS9mcmFnOjQxNWY0MTBkOTY0ZjQ4ZTI5MGY5NDkzNDExMDc1NWE5L3RhYmxlOjk5ZTFkMGE2NGU1MTQ2M2NiMWE3MjM1NzkyODg0OGU5L3RhYmxlcmFuZ2U6OTllMWQwYTY0ZTUxNDYzY2IxYTcyMzU3OTI4ODQ4ZTlfMTEtOC0xLTEtMA_2e5056e5-d74d-4957-8bcb-126e2f1f4a5f"
      unitRef="usd">50000000</us-gaap:LongTermDebt>
    <us-gaap:LongTermDebt
      contextRef="if87baff108784bf09847c19946423572_I20201231"
      decimals="-3"
      id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN181NS9mcmFnOjQxNWY0MTBkOTY0ZjQ4ZTI5MGY5NDkzNDExMDc1NWE5L3RhYmxlOjk5ZTFkMGE2NGU1MTQ2M2NiMWE3MjM1NzkyODg0OGU5L3RhYmxlcmFuZ2U6OTllMWQwYTY0ZTUxNDYzY2IxYTcyMzU3OTI4ODQ4ZTlfMTEtMTAtMS0xLTA_c5aca5c3-c6d1-4fb3-9a33-7f6f885f063a"
      unitRef="usd">50000000</us-gaap:LongTermDebt>
    <us-gaap:DebtInstrumentInterestRateStatedPercentage
      contextRef="i4d2f6d4f6bdc4693b54155ec58560548_I20210331"
      decimals="INF"
      id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN181NS9mcmFnOjQxNWY0MTBkOTY0ZjQ4ZTI5MGY5NDkzNDExMDc1NWE5L3RhYmxlOjk5ZTFkMGE2NGU1MTQ2M2NiMWE3MjM1NzkyODg0OGU5L3RhYmxlcmFuZ2U6OTllMWQwYTY0ZTUxNDYzY2IxYTcyMzU3OTI4ODQ4ZTlfMTItNC0xLTEtMA_72763c97-b400-4073-ac64-546477403207"
      unitRef="number">0.0352</us-gaap:DebtInstrumentInterestRateStatedPercentage>
    <us-gaap:LongTermDebt
      contextRef="i4d2f6d4f6bdc4693b54155ec58560548_I20210331"
      decimals="-3"
      id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN181NS9mcmFnOjQxNWY0MTBkOTY0ZjQ4ZTI5MGY5NDkzNDExMDc1NWE5L3RhYmxlOjk5ZTFkMGE2NGU1MTQ2M2NiMWE3MjM1NzkyODg0OGU5L3RhYmxlcmFuZ2U6OTllMWQwYTY0ZTUxNDYzY2IxYTcyMzU3OTI4ODQ4ZTlfMTItOC0xLTEtMA_47f1fe6c-f518-4323-a514-d92937b3d69e"
      unitRef="usd">26000000</us-gaap:LongTermDebt>
    <us-gaap:LongTermDebt
      contextRef="ie3d35f1739104132ae7f7ca50a703e8f_I20201231"
      decimals="-3"
      id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN181NS9mcmFnOjQxNWY0MTBkOTY0ZjQ4ZTI5MGY5NDkzNDExMDc1NWE5L3RhYmxlOjk5ZTFkMGE2NGU1MTQ2M2NiMWE3MjM1NzkyODg0OGU5L3RhYmxlcmFuZ2U6OTllMWQwYTY0ZTUxNDYzY2IxYTcyMzU3OTI4ODQ4ZTlfMTItMTAtMS0xLTA_74eb908b-bdeb-40eb-a729-e19d73472d98"
      unitRef="usd">26000000</us-gaap:LongTermDebt>
    <us-gaap:DebtInstrumentInterestRateStatedPercentage
      contextRef="ie7d00ce009ef440eb9a7198cc1b20551_I20210331"
      decimals="INF"
      id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN181NS9mcmFnOjQxNWY0MTBkOTY0ZjQ4ZTI5MGY5NDkzNDExMDc1NWE5L3RhYmxlOjk5ZTFkMGE2NGU1MTQ2M2NiMWE3MjM1NzkyODg0OGU5L3RhYmxlcmFuZ2U6OTllMWQwYTY0ZTUxNDYzY2IxYTcyMzU3OTI4ODQ4ZTlfMTMtNC0xLTEtMA_c6b1dc20-b857-4b20-8d81-1f5a952a9496"
      unitRef="number">0.0362</us-gaap:DebtInstrumentInterestRateStatedPercentage>
    <us-gaap:LongTermDebt
      contextRef="ie7d00ce009ef440eb9a7198cc1b20551_I20210331"
      decimals="-3"
      id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN181NS9mcmFnOjQxNWY0MTBkOTY0ZjQ4ZTI5MGY5NDkzNDExMDc1NWE5L3RhYmxlOjk5ZTFkMGE2NGU1MTQ2M2NiMWE3MjM1NzkyODg0OGU5L3RhYmxlcmFuZ2U6OTllMWQwYTY0ZTUxNDYzY2IxYTcyMzU3OTI4ODQ4ZTlfMTMtOC0xLTEtMA_a64aa54f-ef38-4246-a743-570fbd3e0d10"
      unitRef="usd">10000000</us-gaap:LongTermDebt>
    <us-gaap:LongTermDebt
      contextRef="iead2a8eccaea4e56a0584745a8212411_I20201231"
      decimals="-3"
      id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN181NS9mcmFnOjQxNWY0MTBkOTY0ZjQ4ZTI5MGY5NDkzNDExMDc1NWE5L3RhYmxlOjk5ZTFkMGE2NGU1MTQ2M2NiMWE3MjM1NzkyODg0OGU5L3RhYmxlcmFuZ2U6OTllMWQwYTY0ZTUxNDYzY2IxYTcyMzU3OTI4ODQ4ZTlfMTMtMTAtMS0xLTA_6696081d-2308-4642-a1a1-104c201cf132"
      unitRef="usd">10000000</us-gaap:LongTermDebt>
    <us-gaap:DebtInstrumentInterestRateStatedPercentage
      contextRef="iecffda5f8772407ca46189d7e3fdf7ef_I20210331"
      decimals="INF"
      id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN181NS9mcmFnOjQxNWY0MTBkOTY0ZjQ4ZTI5MGY5NDkzNDExMDc1NWE5L3RhYmxlOjk5ZTFkMGE2NGU1MTQ2M2NiMWE3MjM1NzkyODg0OGU5L3RhYmxlcmFuZ2U6OTllMWQwYTY0ZTUxNDYzY2IxYTcyMzU3OTI4ODQ4ZTlfMTQtNC0xLTEtMA_99c9b0f7-1077-4822-bc1c-9912adc17050"
      unitRef="number">0.0547</us-gaap:DebtInstrumentInterestRateStatedPercentage>
    <us-gaap:LongTermDebt
      contextRef="iecffda5f8772407ca46189d7e3fdf7ef_I20210331"
      decimals="-3"
      id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN181NS9mcmFnOjQxNWY0MTBkOTY0ZjQ4ZTI5MGY5NDkzNDExMDc1NWE5L3RhYmxlOjk5ZTFkMGE2NGU1MTQ2M2NiMWE3MjM1NzkyODg0OGU5L3RhYmxlcmFuZ2U6OTllMWQwYTY0ZTUxNDYzY2IxYTcyMzU3OTI4ODQ4ZTlfMTQtOC0xLTEtMA_f2b9c598-a439-4ecf-845c-ea69195d8db4"
      unitRef="usd">90000000</us-gaap:LongTermDebt>
    <us-gaap:LongTermDebt
      contextRef="ia0def254c2844c8e95df01b5d4af74f1_I20201231"
      decimals="-3"
      id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN181NS9mcmFnOjQxNWY0MTBkOTY0ZjQ4ZTI5MGY5NDkzNDExMDc1NWE5L3RhYmxlOjk5ZTFkMGE2NGU1MTQ2M2NiMWE3MjM1NzkyODg0OGU5L3RhYmxlcmFuZ2U6OTllMWQwYTY0ZTUxNDYzY2IxYTcyMzU3OTI4ODQ4ZTlfMTQtMTAtMS0xLTA_c279adb4-23b8-4b9e-b5fa-65c2123a35bf"
      unitRef="usd">90000000</us-gaap:LongTermDebt>
    <us-gaap:DebtInstrumentInterestRateStatedPercentage
      contextRef="i987494fd0823447c8feb1fc2f0022c88_I20210331"
      decimals="INF"
      id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN181NS9mcmFnOjQxNWY0MTBkOTY0ZjQ4ZTI5MGY5NDkzNDExMDc1NWE5L3RhYmxlOjk5ZTFkMGE2NGU1MTQ2M2NiMWE3MjM1NzkyODg0OGU5L3RhYmxlcmFuZ2U6OTllMWQwYTY0ZTUxNDYzY2IxYTcyMzU3OTI4ODQ4ZTlfMTUtNC0xLTEtMA_cf16584a-77bb-4134-9440-8c75e9f84cb4"
      unitRef="number">0.0407</us-gaap:DebtInstrumentInterestRateStatedPercentage>
    <us-gaap:LongTermDebt
      contextRef="i987494fd0823447c8feb1fc2f0022c88_I20210331"
      decimals="-3"
      id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN181NS9mcmFnOjQxNWY0MTBkOTY0ZjQ4ZTI5MGY5NDkzNDExMDc1NWE5L3RhYmxlOjk5ZTFkMGE2NGU1MTQ2M2NiMWE3MjM1NzkyODg0OGU5L3RhYmxlcmFuZ2U6OTllMWQwYTY0ZTUxNDYzY2IxYTcyMzU3OTI4ODQ4ZTlfMTUtOC0xLTEtMA_bb4086dd-96cd-41d7-84ba-5b31b60659e0"
      unitRef="usd">100000000</us-gaap:LongTermDebt>
    <us-gaap:LongTermDebt
      contextRef="i029fe9474c544409981c8abacfa575e6_I20201231"
      decimals="-3"
      id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN181NS9mcmFnOjQxNWY0MTBkOTY0ZjQ4ZTI5MGY5NDkzNDExMDc1NWE5L3RhYmxlOjk5ZTFkMGE2NGU1MTQ2M2NiMWE3MjM1NzkyODg0OGU5L3RhYmxlcmFuZ2U6OTllMWQwYTY0ZTUxNDYzY2IxYTcyMzU3OTI4ODQ4ZTlfMTUtMTAtMS0xLTA_2239b551-8a96-4e95-a2f6-da56a0344bb4"
      unitRef="usd">100000000</us-gaap:LongTermDebt>
    <us-gaap:DebtInstrumentInterestRateStatedPercentage
      contextRef="i56b42019543a4e3f94e91231afe58ee3_I20210331"
      decimals="INF"
      id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN181NS9mcmFnOjQxNWY0MTBkOTY0ZjQ4ZTI5MGY5NDkzNDExMDc1NWE5L3RhYmxlOjk5ZTFkMGE2NGU1MTQ2M2NiMWE3MjM1NzkyODg0OGU5L3RhYmxlcmFuZ2U6OTllMWQwYTY0ZTUxNDYzY2IxYTcyMzU3OTI4ODQ4ZTlfMTYtNC0xLTEtMA_b55a3a49-d452-44f6-b859-6c8e21d35033"
      unitRef="number">0.0382</us-gaap:DebtInstrumentInterestRateStatedPercentage>
    <us-gaap:LongTermDebt
      contextRef="i56b42019543a4e3f94e91231afe58ee3_I20210331"
      decimals="-3"
      id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN181NS9mcmFnOjQxNWY0MTBkOTY0ZjQ4ZTI5MGY5NDkzNDExMDc1NWE5L3RhYmxlOjk5ZTFkMGE2NGU1MTQ2M2NiMWE3MjM1NzkyODg0OGU5L3RhYmxlcmFuZ2U6OTllMWQwYTY0ZTUxNDYzY2IxYTcyMzU3OTI4ODQ4ZTlfMTYtOC0xLTEtMA_b17b5312-d607-4681-b34f-be151c7eee18"
      unitRef="usd">64000000</us-gaap:LongTermDebt>
    <us-gaap:LongTermDebt
      contextRef="ib5e53c150afa40d580bc7a0a90e4c6a4_I20201231"
      decimals="-3"
      id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN181NS9mcmFnOjQxNWY0MTBkOTY0ZjQ4ZTI5MGY5NDkzNDExMDc1NWE5L3RhYmxlOjk5ZTFkMGE2NGU1MTQ2M2NiMWE3MjM1NzkyODg0OGU5L3RhYmxlcmFuZ2U6OTllMWQwYTY0ZTUxNDYzY2IxYTcyMzU3OTI4ODQ4ZTlfMTYtMTAtMS0xLTA_ca2d7cb7-d0a1-4c0d-98ab-2bc4349543f9"
      unitRef="usd">64000000</us-gaap:LongTermDebt>
    <us-gaap:DebtInstrumentInterestRateStatedPercentage
      contextRef="ia30c27c927a943cbab2dd7f08f0e8697_I20210331"
      decimals="INF"
      id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN181NS9mcmFnOjQxNWY0MTBkOTY0ZjQ4ZTI5MGY5NDkzNDExMDc1NWE5L3RhYmxlOjk5ZTFkMGE2NGU1MTQ2M2NiMWE3MjM1NzkyODg0OGU5L3RhYmxlcmFuZ2U6OTllMWQwYTY0ZTUxNDYzY2IxYTcyMzU3OTI4ODQ4ZTlfMTctNC0xLTEtMA_f0cc5020-80f9-4904-9805-17e83ac72170"
      unitRef="number">0.0392</us-gaap:DebtInstrumentInterestRateStatedPercentage>
    <us-gaap:LongTermDebt
      contextRef="ia30c27c927a943cbab2dd7f08f0e8697_I20210331"
      decimals="-3"
      id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN181NS9mcmFnOjQxNWY0MTBkOTY0ZjQ4ZTI5MGY5NDkzNDExMDc1NWE5L3RhYmxlOjk5ZTFkMGE2NGU1MTQ2M2NiMWE3MjM1NzkyODg0OGU5L3RhYmxlcmFuZ2U6OTllMWQwYTY0ZTUxNDYzY2IxYTcyMzU3OTI4ODQ4ZTlfMTctOC0xLTEtMA_efb993a9-9f0a-4881-ab09-6d7c09ea048d"
      unitRef="usd">15000000</us-gaap:LongTermDebt>
    <us-gaap:LongTermDebt
      contextRef="i3eece419ae9a46d0b320f79c566b0bf4_I20201231"
      decimals="-3"
      id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN181NS9mcmFnOjQxNWY0MTBkOTY0ZjQ4ZTI5MGY5NDkzNDExMDc1NWE5L3RhYmxlOjk5ZTFkMGE2NGU1MTQ2M2NiMWE3MjM1NzkyODg0OGU5L3RhYmxlcmFuZ2U6OTllMWQwYTY0ZTUxNDYzY2IxYTcyMzU3OTI4ODQ4ZTlfMTctMTAtMS0xLTA_fcd350c7-380b-4f8c-964d-c30c0f65f12b"
      unitRef="usd">15000000</us-gaap:LongTermDebt>
    <us-gaap:DebtInstrumentInterestRateStatedPercentage
      contextRef="i91b5b89249fd46f18347b5b2498361c8_I20210331"
      decimals="INF"
      id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN181NS9mcmFnOjQxNWY0MTBkOTY0ZjQ4ZTI5MGY5NDkzNDExMDc1NWE5L3RhYmxlOjk5ZTFkMGE2NGU1MTQ2M2NiMWE3MjM1NzkyODg0OGU5L3RhYmxlcmFuZ2U6OTllMWQwYTY0ZTUxNDYzY2IxYTcyMzU3OTI4ODQ4ZTlfMTgtNC0xLTEtMA_f9891ad5-3d24-4fd1-ab77-a9e975fcd017"
      unitRef="number">0.0254</us-gaap:DebtInstrumentInterestRateStatedPercentage>
    <us-gaap:LongTermDebt
      contextRef="i91b5b89249fd46f18347b5b2498361c8_I20210331"
      decimals="-3"
      id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN181NS9mcmFnOjQxNWY0MTBkOTY0ZjQ4ZTI5MGY5NDkzNDExMDc1NWE5L3RhYmxlOjk5ZTFkMGE2NGU1MTQ2M2NiMWE3MjM1NzkyODg0OGU5L3RhYmxlcmFuZ2U6OTllMWQwYTY0ZTUxNDYzY2IxYTcyMzU3OTI4ODQ4ZTlfMTgtOC0xLTEtMA_78774730-bff0-44c3-ab39-2905b7f27edc"
      unitRef="usd">0</us-gaap:LongTermDebt>
    <us-gaap:LongTermDebt
      contextRef="i4e24dafa0c9a48a099b59eb613ff58ee_I20201231"
      decimals="-3"
      id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN181NS9mcmFnOjQxNWY0MTBkOTY0ZjQ4ZTI5MGY5NDkzNDExMDc1NWE5L3RhYmxlOjk5ZTFkMGE2NGU1MTQ2M2NiMWE3MjM1NzkyODg0OGU5L3RhYmxlcmFuZ2U6OTllMWQwYTY0ZTUxNDYzY2IxYTcyMzU3OTI4ODQ4ZTlfMTgtMTAtMS0xLTA_c945760e-c0eb-4da7-abaa-26e767235c45"
      unitRef="usd">169000</us-gaap:LongTermDebt>
    <us-gaap:LongTermDebt
      contextRef="i5458f4d6e23940ca92dd24eb67c70571_I20210331"
      decimals="-3"
      id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN181NS9mcmFnOjQxNWY0MTBkOTY0ZjQ4ZTI5MGY5NDkzNDExMDc1NWE5L3RhYmxlOjk5ZTFkMGE2NGU1MTQ2M2NiMWE3MjM1NzkyODg0OGU5L3RhYmxlcmFuZ2U6OTllMWQwYTY0ZTUxNDYzY2IxYTcyMzU3OTI4ODQ4ZTlfMTktOC0xLTEtMA_8d896314-0c0d-4da9-b5e1-4de3a380bd62"
      unitRef="usd">767000000</us-gaap:LongTermDebt>
    <us-gaap:LongTermDebt
      contextRef="ifaff5a04688f4997a27c915d8eb05db2_I20201231"
      decimals="-3"
      id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN181NS9mcmFnOjQxNWY0MTBkOTY0ZjQ4ZTI5MGY5NDkzNDExMDc1NWE5L3RhYmxlOjk5ZTFkMGE2NGU1MTQ2M2NiMWE3MjM1NzkyODg0OGU5L3RhYmxlcmFuZ2U6OTllMWQwYTY0ZTUxNDYzY2IxYTcyMzU3OTI4ODQ4ZTlfMTktMTAtMS0xLTA_b53e8bc2-a4b1-4295-a310-8af362782e51"
      unitRef="usd">767169000</us-gaap:LongTermDebt>
    <us-gaap:LongTermDebtCurrent
      contextRef="i5458f4d6e23940ca92dd24eb67c70571_I20210331"
      decimals="-3"
      id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN181NS9mcmFnOjQxNWY0MTBkOTY0ZjQ4ZTI5MGY5NDkzNDExMDc1NWE5L3RhYmxlOjk5ZTFkMGE2NGU1MTQ2M2NiMWE3MjM1NzkyODg0OGU5L3RhYmxlcmFuZ2U6OTllMWQwYTY0ZTUxNDYzY2IxYTcyMzU3OTI4ODQ4ZTlfMjAtOC0xLTEtMA_c2f3355a-6f0d-4f7d-af47-8167a0ca15dd"
      unitRef="usd">139941000</us-gaap:LongTermDebtCurrent>
    <us-gaap:LongTermDebtCurrent
      contextRef="ifaff5a04688f4997a27c915d8eb05db2_I20201231"
      decimals="-3"
      id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN181NS9mcmFnOjQxNWY0MTBkOTY0ZjQ4ZTI5MGY5NDkzNDExMDc1NWE5L3RhYmxlOjk5ZTFkMGE2NGU1MTQ2M2NiMWE3MjM1NzkyODg0OGU5L3RhYmxlcmFuZ2U6OTllMWQwYTY0ZTUxNDYzY2IxYTcyMzU3OTI4ODQ4ZTlfMjAtMTAtMS0xLTA_c7a5feeb-236f-4dae-abe3-b77c78c1b2e5"
      unitRef="usd">140087000</us-gaap:LongTermDebtCurrent>
    <us-gaap:DebtInstrumentUnamortizedDiscount
      contextRef="i5458f4d6e23940ca92dd24eb67c70571_I20210331"
      decimals="-3"
      id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN181NS9mcmFnOjQxNWY0MTBkOTY0ZjQ4ZTI5MGY5NDkzNDExMDc1NWE5L3RhYmxlOjk5ZTFkMGE2NGU1MTQ2M2NiMWE3MjM1NzkyODg0OGU5L3RhYmxlcmFuZ2U6OTllMWQwYTY0ZTUxNDYzY2IxYTcyMzU3OTI4ODQ4ZTlfMjEtOC0xLTEtMA_02acaec4-a93f-4ab4-ae24-c969ea2ef084"
      unitRef="usd">2574000</us-gaap:DebtInstrumentUnamortizedDiscount>
    <us-gaap:DebtInstrumentUnamortizedDiscount
      contextRef="ifaff5a04688f4997a27c915d8eb05db2_I20201231"
      decimals="-3"
      id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN181NS9mcmFnOjQxNWY0MTBkOTY0ZjQ4ZTI5MGY5NDkzNDExMDc1NWE5L3RhYmxlOjk5ZTFkMGE2NGU1MTQ2M2NiMWE3MjM1NzkyODg0OGU5L3RhYmxlcmFuZ2U6OTllMWQwYTY0ZTUxNDYzY2IxYTcyMzU3OTI4ODQ4ZTlfMjEtMTAtMS0xLTA_7ce7ba48-c2fe-4862-971f-854c8bd711e3"
      unitRef="usd">2650000</us-gaap:DebtInstrumentUnamortizedDiscount>
    <us-gaap:LongTermDebtNoncurrent
      contextRef="i5458f4d6e23940ca92dd24eb67c70571_I20210331"
      decimals="-3"
      id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN181NS9mcmFnOjQxNWY0MTBkOTY0ZjQ4ZTI5MGY5NDkzNDExMDc1NWE5L3RhYmxlOjk5ZTFkMGE2NGU1MTQ2M2NiMWE3MjM1NzkyODg0OGU5L3RhYmxlcmFuZ2U6OTllMWQwYTY0ZTUxNDYzY2IxYTcyMzU3OTI4ODQ4ZTlfMjItOC0xLTEtMA_59315731-bf23-4ab0-94cf-8c74b5f198cb"
      unitRef="usd">624485000</us-gaap:LongTermDebtNoncurrent>
    <us-gaap:LongTermDebtNoncurrent
      contextRef="ifaff5a04688f4997a27c915d8eb05db2_I20201231"
      decimals="-3"
      id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN181NS9mcmFnOjQxNWY0MTBkOTY0ZjQ4ZTI5MGY5NDkzNDExMDc1NWE5L3RhYmxlOjk5ZTFkMGE2NGU1MTQ2M2NiMWE3MjM1NzkyODg0OGU5L3RhYmxlcmFuZ2U6OTllMWQwYTY0ZTUxNDYzY2IxYTcyMzU3OTI4ODQ4ZTlfMjItMTAtMS0xLTA_0ea5340a-2ded-4001-8a87-0ec6450c4c59"
      unitRef="usd">624432000</us-gaap:LongTermDebtNoncurrent>
    <ottr:DebtToTotalCapitalizationRatio
      contextRef="i6ecfb12dd5e042bc9370a02208f0fcfe_I20210331"
      decimals="INF"
      id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN181NS9mcmFnOjQxNWY0MTBkOTY0ZjQ4ZTI5MGY5NDkzNDExMDc1NWE5L3RleHRyZWdpb246NDE1ZjQxMGQ5NjRmNDhlMjkwZjk0OTM0MTEwNzU1YTlfMTA5OTUxMTYyODY2Ng_07d688ee-a03b-4974-bf64-eb1569b932a6"
      unitRef="number">0.60</ottr:DebtToTotalCapitalizationRatio>
    <ottr:InterestAndDividendCoverageRatio
      contextRef="i9ed0ee4e9dda400f964cedc5239a46df_I20210331"
      decimals="INF"
      id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN181NS9mcmFnOjQxNWY0MTBkOTY0ZjQ4ZTI5MGY5NDkzNDExMDc1NWE5L3RleHRyZWdpb246NDE1ZjQxMGQ5NjRmNDhlMjkwZjk0OTM0MTEwNzU1YTlfMTA5OTUxMTYyODY5MQ_05e73721-3c28-4f2d-a4fc-072217189be4"
      unitRef="number">1.50</ottr:InterestAndDividendCoverageRatio>
    <us-gaap:PensionAndOtherPostretirementBenefitsDisclosureTextBlock
      contextRef="i3a76d1213b09470fa8c6c3f49fa75d98_D20210101-20210331"
      id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN181OC9mcmFnOmZkMDM2MTI4MmFjYzQxODVhMTg1YTljOWY4ZjQ0ZGVlL3RleHRyZWdpb246ZmQwMzYxMjgyYWNjNDE4NWExODVhOWM5ZjhmNDRkZWVfMTQxMw_a3e26ab5-0327-49f0-9568-075b369c6d31">Pension Plan and Other Postretirement Benefits&lt;div&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:9pt;font-weight:700;line-height:120%"&gt;Pension Plan&lt;/span&gt;&lt;/div&gt;&lt;div style="margin-bottom:3pt"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:9pt;font-weight:400;line-height:120%"&gt;Components of net periodic pension benefit cost for the three months ended March&#160;31, 2021 and 2020 are as follows:&lt;/span&gt;&lt;/div&gt;&lt;div style="margin-bottom:6pt"&gt;&lt;table style="border-collapse:collapse;display:inline-table;margin-bottom:5pt;vertical-align:text-bottom;width:100.000%"&gt;&lt;tr&gt;&lt;td style="width:1.0%"/&gt;&lt;td style="width:74.872%"/&gt;&lt;td style="width:0.1%"/&gt;&lt;td style="width:1.0%"/&gt;&lt;td style="width:10.011%"/&gt;&lt;td style="width:0.1%"/&gt;&lt;td style="width:0.1%"/&gt;&lt;td style="width:1.605%"/&gt;&lt;td style="width:0.1%"/&gt;&lt;td style="width:1.0%"/&gt;&lt;td style="width:10.012%"/&gt;&lt;td style="width:0.1%"/&gt;&lt;td colspan="3" style="display:none"/&gt;&lt;td colspan="3" style="display:none"/&gt;&lt;td colspan="3" style="display:none"/&gt;&lt;td colspan="3" style="display:none"/&gt;&lt;/tr&gt;&lt;tr&gt;&lt;td colspan="3" style="display:none"/&gt;&lt;td colspan="3" style="display:none"/&gt;&lt;td colspan="3" style="display:none"/&gt;&lt;td colspan="3" style="display:none"/&gt;&lt;/tr&gt;&lt;tr&gt;&lt;td colspan="3" style="padding:2px 1pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-style:italic;font-weight:700;line-height:120%"&gt;(in thousands)&lt;/span&gt;&lt;/td&gt;&lt;td colspan="3" style="padding:2px 1pt;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-style:italic;font-weight:700;line-height:120%"&gt;2021&lt;/span&gt;&lt;/td&gt;&lt;td colspan="3" style="padding:0 1pt"/&gt;&lt;td colspan="3" style="padding:2px 1pt;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-style:italic;font-weight:700;line-height:120%"&gt;2020&lt;/span&gt;&lt;/td&gt;&lt;td colspan="3" style="display:none"/&gt;&lt;td colspan="3" style="display:none"/&gt;&lt;td colspan="3" style="display:none"/&gt;&lt;td colspan="3" style="display:none"/&gt;&lt;/tr&gt;&lt;tr style="height:3pt"&gt;&lt;td colspan="3" style="border-top:1pt solid #000;padding:0 1pt"/&gt;&lt;td colspan="3" style="border-top:1pt solid #000;padding:0 1pt"/&gt;&lt;td colspan="3" style="border-top:1pt solid #000;padding:0 1pt"/&gt;&lt;td colspan="3" style="border-top:1pt solid #000;padding:0 1pt"/&gt;&lt;td colspan="3" style="display:none"/&gt;&lt;td colspan="3" style="display:none"/&gt;&lt;td colspan="3" style="display:none"/&gt;&lt;td colspan="3" style="display:none"/&gt;&lt;/tr&gt;&lt;tr&gt;&lt;td colspan="3" style="background-color:#dbdbdb;padding:2px 1pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%"&gt;Service Cost&#x2013;Benefit Earned During the Period&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#dbdbdb;padding:2px 0 2px 1pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:120%"&gt;$&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#dbdbdb;padding:2px 0;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:120%"&gt;1,866&lt;/span&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%"&gt;&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#dbdbdb;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/&gt;&lt;td colspan="3" style="background-color:#dbdbdb;padding:0 1pt"/&gt;&lt;td style="background-color:#dbdbdb;padding:2px 0 2px 1pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%"&gt;$&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#dbdbdb;padding:2px 0;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%"&gt;1,655&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#dbdbdb;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/&gt;&lt;td colspan="3" style="display:none"/&gt;&lt;td colspan="3" style="display:none"/&gt;&lt;td colspan="3" style="display:none"/&gt;&lt;td colspan="3" style="display:none"/&gt;&lt;/tr&gt;&lt;tr&gt;&lt;td colspan="3" style="background-color:#ffffff;padding:2px 1pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%"&gt;Interest Cost on Projected Benefit Obligation&lt;/span&gt;&lt;/td&gt;&lt;td colspan="2" style="background-color:#ffffff;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:120%"&gt;2,915&lt;/span&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%"&gt;&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#ffffff;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/&gt;&lt;td colspan="3" style="background-color:#ffffff;padding:0 1pt"/&gt;&lt;td colspan="2" style="background-color:#ffffff;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%"&gt;3,263&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#ffffff;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/&gt;&lt;td colspan="3" style="display:none"/&gt;&lt;td colspan="3" style="display:none"/&gt;&lt;td colspan="3" style="display:none"/&gt;&lt;td colspan="3" style="display:none"/&gt;&lt;/tr&gt;&lt;tr&gt;&lt;td colspan="3" style="background-color:#dbdbdb;padding:2px 1pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%"&gt;Expected Return on Assets&lt;/span&gt;&lt;/td&gt;&lt;td colspan="2" style="background-color:#dbdbdb;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:120%"&gt;(5,590)&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#dbdbdb;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/&gt;&lt;td colspan="3" style="background-color:#dbdbdb;padding:0 1pt"/&gt;&lt;td colspan="2" style="background-color:#dbdbdb;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%"&gt;(5,505)&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#dbdbdb;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/&gt;&lt;td colspan="3" style="display:none"/&gt;&lt;td colspan="3" style="display:none"/&gt;&lt;td colspan="3" style="display:none"/&gt;&lt;td colspan="3" style="display:none"/&gt;&lt;/tr&gt;&lt;tr&gt;&lt;td colspan="3" style="display:none"/&gt;&lt;td colspan="3" style="display:none"/&gt;&lt;td colspan="3" style="display:none"/&gt;&lt;td colspan="3" style="display:none"/&gt;&lt;td colspan="3" style="display:none"/&gt;&lt;td colspan="3" style="display:none"/&gt;&lt;td colspan="3" style="display:none"/&gt;&lt;td colspan="3" style="display:none"/&gt;&lt;/tr&gt;&lt;tr&gt;&lt;td colspan="3" style="display:none"/&gt;&lt;td colspan="3" style="display:none"/&gt;&lt;td colspan="3" style="display:none"/&gt;&lt;td colspan="3" style="display:none"/&gt;&lt;td colspan="3" style="display:none"/&gt;&lt;td colspan="3" style="display:none"/&gt;&lt;td colspan="3" style="display:none"/&gt;&lt;td colspan="3" style="display:none"/&gt;&lt;/tr&gt;&lt;tr&gt;&lt;td colspan="3" style="display:none"/&gt;&lt;td colspan="3" style="display:none"/&gt;&lt;td colspan="3" style="display:none"/&gt;&lt;td colspan="3" style="display:none"/&gt;&lt;td colspan="3" style="display:none"/&gt;&lt;td colspan="3" style="display:none"/&gt;&lt;td colspan="3" style="display:none"/&gt;&lt;td colspan="3" style="display:none"/&gt;&lt;/tr&gt;&lt;tr&gt;&lt;td colspan="3" style="background-color:#ffffff;padding:2px 1pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%"&gt;Amortization of Net Actuarial Loss:&lt;/span&gt;&lt;/td&gt;&lt;td colspan="3" style="background-color:#ffffff;padding:0 1pt"/&gt;&lt;td colspan="3" style="background-color:#ffffff;padding:0 1pt"/&gt;&lt;td colspan="3" style="background-color:#ffffff;padding:0 1pt"/&gt;&lt;td colspan="3" style="display:none"/&gt;&lt;td colspan="3" style="display:none"/&gt;&lt;td colspan="3" style="display:none"/&gt;&lt;td colspan="3" style="display:none"/&gt;&lt;/tr&gt;&lt;tr&gt;&lt;td colspan="3" style="background-color:#dbdbdb;padding:2px 1pt 2px 7pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%"&gt;From Regulatory Asset&lt;/span&gt;&lt;/td&gt;&lt;td colspan="2" style="background-color:#dbdbdb;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:120%"&gt;2,660&lt;/span&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%"&gt;&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#dbdbdb;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/&gt;&lt;td colspan="3" style="background-color:#dbdbdb;padding:0 1pt"/&gt;&lt;td colspan="2" style="background-color:#dbdbdb;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%"&gt;2,231&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#dbdbdb;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/&gt;&lt;td colspan="3" style="display:none"/&gt;&lt;td colspan="3" style="display:none"/&gt;&lt;td colspan="3" style="display:none"/&gt;&lt;td colspan="3" style="display:none"/&gt;&lt;/tr&gt;&lt;tr&gt;&lt;td colspan="3" style="background-color:#ffffff;padding:2px 1pt 2px 7pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%"&gt;From Other Comprehensive Income&lt;/span&gt;&lt;/td&gt;&lt;td colspan="2" style="background-color:#ffffff;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:120%"&gt;68&lt;/span&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%"&gt;&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#ffffff;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/&gt;&lt;td colspan="3" style="background-color:#ffffff;padding:0 1pt"/&gt;&lt;td colspan="2" style="background-color:#ffffff;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%"&gt;55&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#ffffff;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/&gt;&lt;td colspan="3" style="display:none"/&gt;&lt;td colspan="3" style="display:none"/&gt;&lt;td colspan="3" style="display:none"/&gt;&lt;td colspan="3" style="display:none"/&gt;&lt;/tr&gt;&lt;tr&gt;&lt;td colspan="3" style="background-color:#dbdbdb;border-top:1pt solid #000;padding:2px 1pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:120%"&gt;Net Periodic Pension Cost&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#dbdbdb;border-top:1pt solid #000;padding:2px 0 2px 1pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:120%"&gt;$&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#dbdbdb;border-top:1pt solid #000;padding:2px 0;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:120%"&gt;1,919&lt;/span&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%"&gt;&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#dbdbdb;border-top:1pt solid #000;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/&gt;&lt;td colspan="3" style="background-color:#dbdbdb;border-top:1pt solid #000;padding:0 1pt"/&gt;&lt;td style="background-color:#dbdbdb;border-top:1pt solid #000;padding:2px 0 2px 1pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%"&gt;$&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#dbdbdb;border-top:1pt solid #000;padding:2px 0;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%"&gt;1,699&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#dbdbdb;border-top:1pt solid #000;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/&gt;&lt;td colspan="3" style="display:none"/&gt;&lt;td colspan="3" style="display:none"/&gt;&lt;td colspan="3" style="display:none"/&gt;&lt;td colspan="3" style="display:none"/&gt;&lt;/tr&gt;&lt;tr&gt;&lt;td colspan="3" style="display:none"/&gt;&lt;td colspan="3" style="display:none"/&gt;&lt;td colspan="3" style="display:none"/&gt;&lt;td colspan="3" style="display:none"/&gt;&lt;td colspan="3" style="display:none"/&gt;&lt;td colspan="3" style="display:none"/&gt;&lt;td colspan="3" style="display:none"/&gt;&lt;td colspan="3" style="display:none"/&gt;&lt;/tr&gt;&lt;tr&gt;&lt;td colspan="3" style="display:none"/&gt;&lt;td colspan="3" style="display:none"/&gt;&lt;td colspan="3" style="display:none"/&gt;&lt;td colspan="3" style="display:none"/&gt;&lt;td colspan="3" style="display:none"/&gt;&lt;td colspan="3" style="display:none"/&gt;&lt;td colspan="3" style="display:none"/&gt;&lt;td colspan="3" style="display:none"/&gt;&lt;/tr&gt;&lt;tr&gt;&lt;td colspan="3" style="display:none"/&gt;&lt;td colspan="3" style="display:none"/&gt;&lt;td colspan="3" style="display:none"/&gt;&lt;td colspan="3" style="display:none"/&gt;&lt;td colspan="3" style="display:none"/&gt;&lt;td colspan="3" style="display:none"/&gt;&lt;td colspan="3" style="display:none"/&gt;&lt;td colspan="3" style="display:none"/&gt;&lt;/tr&gt;&lt;tr&gt;&lt;td colspan="3" style="display:none"/&gt;&lt;td colspan="3" style="display:none"/&gt;&lt;td colspan="3" style="display:none"/&gt;&lt;td colspan="3" style="display:none"/&gt;&lt;td colspan="3" style="display:none"/&gt;&lt;td colspan="3" style="display:none"/&gt;&lt;td colspan="3" style="display:none"/&gt;&lt;td colspan="3" style="display:none"/&gt;&lt;/tr&gt;&lt;tr&gt;&lt;td colspan="3" style="display:none"/&gt;&lt;td colspan="3" style="display:none"/&gt;&lt;td colspan="3" style="display:none"/&gt;&lt;td colspan="3" style="display:none"/&gt;&lt;td colspan="3" style="display:none"/&gt;&lt;td colspan="3" style="display:none"/&gt;&lt;td colspan="3" style="display:none"/&gt;&lt;td colspan="3" style="display:none"/&gt;&lt;/tr&gt;&lt;tr&gt;&lt;td colspan="3" style="display:none"/&gt;&lt;td colspan="3" style="display:none"/&gt;&lt;td colspan="3" style="display:none"/&gt;&lt;td colspan="3" style="display:none"/&gt;&lt;td colspan="3" style="display:none"/&gt;&lt;td colspan="3" style="display:none"/&gt;&lt;td colspan="3" style="display:none"/&gt;&lt;td colspan="3" style="display:none"/&gt;&lt;/tr&gt;&lt;tr&gt;&lt;td colspan="3" style="display:none"/&gt;&lt;td colspan="3" style="display:none"/&gt;&lt;td colspan="3" style="display:none"/&gt;&lt;td colspan="3" style="display:none"/&gt;&lt;td colspan="3" style="display:none"/&gt;&lt;td colspan="3" style="display:none"/&gt;&lt;td colspan="3" style="display:none"/&gt;&lt;td colspan="3" style="display:none"/&gt;&lt;/tr&gt;&lt;tr&gt;&lt;td colspan="3" style="display:none"/&gt;&lt;td colspan="3" style="display:none"/&gt;&lt;td colspan="3" style="display:none"/&gt;&lt;td colspan="3" style="display:none"/&gt;&lt;td colspan="3" style="display:none"/&gt;&lt;td colspan="3" style="display:none"/&gt;&lt;td colspan="3" style="display:none"/&gt;&lt;td colspan="3" style="display:none"/&gt;&lt;/tr&gt;&lt;/table&gt;&lt;/div&gt;&lt;div style="margin-bottom:6pt;text-indent:1.44pt"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:9pt;font-weight:400;line-height:120%"&gt;We&lt;/span&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:9pt;font-weight:700;line-height:120%"&gt; &lt;/span&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:9pt;font-weight:400;line-height:120%"&gt;had no minimum funding requirement as of December&#160;31, 2020 but made a discretionary plan contribution of $10.0&#160;million in January 2021.&lt;/span&gt;&lt;/div&gt;&lt;div style="margin-top:9pt"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:9pt;font-weight:700;line-height:120%"&gt;Executive Survivor and Supplemental Retirement Plan (ESSRP)&lt;/span&gt;&lt;/div&gt;&lt;div style="margin-bottom:3pt"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:9pt;font-weight:400;line-height:120%"&gt;Components of net periodic pension benefit cost for the three months ended March&#160;31, 2021 and 2020 are as follows:&lt;/span&gt;&lt;/div&gt;&lt;div style="margin-bottom:3pt"&gt;&lt;table style="border-collapse:collapse;display:inline-table;margin-bottom:5pt;vertical-align:text-bottom;width:100.000%"&gt;&lt;tr&gt;&lt;td style="width:1.0%"/&gt;&lt;td style="width:74.872%"/&gt;&lt;td style="width:0.1%"/&gt;&lt;td style="width:1.0%"/&gt;&lt;td style="width:10.011%"/&gt;&lt;td style="width:0.1%"/&gt;&lt;td style="width:0.1%"/&gt;&lt;td style="width:1.605%"/&gt;&lt;td style="width:0.1%"/&gt;&lt;td style="width:1.0%"/&gt;&lt;td style="width:10.012%"/&gt;&lt;td style="width:0.1%"/&gt;&lt;td colspan="3" style="display:none"/&gt;&lt;td colspan="3" style="display:none"/&gt;&lt;td colspan="3" style="display:none"/&gt;&lt;td colspan="3" style="display:none"/&gt;&lt;/tr&gt;&lt;tr&gt;&lt;td colspan="3" style="display:none"/&gt;&lt;td colspan="3" style="display:none"/&gt;&lt;td colspan="3" style="display:none"/&gt;&lt;td colspan="3" style="display:none"/&gt;&lt;/tr&gt;&lt;tr&gt;&lt;td colspan="3" style="padding:2px 1pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-style:italic;font-weight:700;line-height:120%"&gt;(in thousands)&lt;/span&gt;&lt;/td&gt;&lt;td colspan="3" style="padding:2px 1pt;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-style:italic;font-weight:700;line-height:120%"&gt;2021&lt;/span&gt;&lt;/td&gt;&lt;td colspan="3" style="padding:0 1pt"/&gt;&lt;td colspan="3" style="padding:2px 1pt;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-style:italic;font-weight:700;line-height:120%"&gt;2020&lt;/span&gt;&lt;/td&gt;&lt;td colspan="3" style="display:none"/&gt;&lt;td colspan="3" style="display:none"/&gt;&lt;td colspan="3" style="display:none"/&gt;&lt;td colspan="3" style="display:none"/&gt;&lt;/tr&gt;&lt;tr style="height:3pt"&gt;&lt;td colspan="3" style="border-top:1pt solid #000;padding:0 1pt"/&gt;&lt;td colspan="3" style="border-top:1pt solid #000;padding:0 1pt"/&gt;&lt;td colspan="3" style="border-top:1pt solid #000;padding:0 1pt"/&gt;&lt;td colspan="3" style="border-top:1pt solid #000;padding:0 1pt"/&gt;&lt;td colspan="3" style="display:none"/&gt;&lt;td colspan="3" style="display:none"/&gt;&lt;td colspan="3" style="display:none"/&gt;&lt;td colspan="3" style="display:none"/&gt;&lt;/tr&gt;&lt;tr&gt;&lt;td colspan="3" style="background-color:#dbdbdb;padding:2px 1pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%"&gt;Service Cost&#x2013;Benefit Earned During the Period&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#dbdbdb;padding:2px 0 2px 1pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:120%"&gt;$&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#dbdbdb;padding:2px 0;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:120%"&gt;47&lt;/span&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%"&gt;&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#dbdbdb;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/&gt;&lt;td colspan="3" style="background-color:#dbdbdb;padding:0 1pt"/&gt;&lt;td style="background-color:#dbdbdb;padding:2px 0 2px 1pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%"&gt;$&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#dbdbdb;padding:2px 0;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%"&gt;45&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#dbdbdb;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/&gt;&lt;td colspan="3" style="display:none"/&gt;&lt;td colspan="3" style="display:none"/&gt;&lt;td colspan="3" style="display:none"/&gt;&lt;td colspan="3" style="display:none"/&gt;&lt;/tr&gt;&lt;tr&gt;&lt;td colspan="3" style="background-color:#ffffff;padding:2px 1pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%"&gt;Interest Cost on Projected Benefit Obligation&lt;/span&gt;&lt;/td&gt;&lt;td colspan="2" style="background-color:#ffffff;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:120%"&gt;307&lt;/span&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%"&gt;&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#ffffff;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/&gt;&lt;td colspan="3" style="background-color:#ffffff;padding:0 1pt"/&gt;&lt;td colspan="2" style="background-color:#ffffff;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%"&gt;362&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#ffffff;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/&gt;&lt;td colspan="3" style="display:none"/&gt;&lt;td colspan="3" style="display:none"/&gt;&lt;td colspan="3" style="display:none"/&gt;&lt;td colspan="3" style="display:none"/&gt;&lt;/tr&gt;&lt;tr&gt;&lt;td colspan="3" style="display:none"/&gt;&lt;td colspan="3" style="display:none"/&gt;&lt;td colspan="3" style="display:none"/&gt;&lt;td colspan="3" style="display:none"/&gt;&lt;td colspan="3" style="display:none"/&gt;&lt;td colspan="3" style="display:none"/&gt;&lt;td colspan="3" style="display:none"/&gt;&lt;td colspan="3" style="display:none"/&gt;&lt;/tr&gt;&lt;tr&gt;&lt;td colspan="3" style="display:none"/&gt;&lt;td colspan="3" style="display:none"/&gt;&lt;td colspan="3" style="display:none"/&gt;&lt;td colspan="3" style="display:none"/&gt;&lt;td colspan="3" style="display:none"/&gt;&lt;td colspan="3" style="display:none"/&gt;&lt;td colspan="3" style="display:none"/&gt;&lt;td colspan="3" style="display:none"/&gt;&lt;/tr&gt;&lt;tr&gt;&lt;td colspan="3" style="display:none"/&gt;&lt;td colspan="3" style="display:none"/&gt;&lt;td colspan="3" style="display:none"/&gt;&lt;td colspan="3" style="display:none"/&gt;&lt;td colspan="3" style="display:none"/&gt;&lt;td colspan="3" style="display:none"/&gt;&lt;td colspan="3" style="display:none"/&gt;&lt;td colspan="3" style="display:none"/&gt;&lt;/tr&gt;&lt;tr&gt;&lt;td colspan="3" style="background-color:#dbdbdb;padding:2px 1pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%"&gt;Amortization of Net Actuarial Loss:&lt;/span&gt;&lt;/td&gt;&lt;td colspan="3" style="background-color:#dbdbdb;padding:0 1pt"/&gt;&lt;td colspan="3" style="background-color:#dbdbdb;padding:0 1pt"/&gt;&lt;td colspan="3" style="background-color:#dbdbdb;padding:0 1pt"/&gt;&lt;td colspan="3" style="display:none"/&gt;&lt;td colspan="3" style="display:none"/&gt;&lt;td colspan="3" style="display:none"/&gt;&lt;td colspan="3" style="display:none"/&gt;&lt;/tr&gt;&lt;tr&gt;&lt;td colspan="3" style="background-color:#ffffff;padding:2px 1pt 2px 7pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%"&gt;From Regulatory Asset&lt;/span&gt;&lt;/td&gt;&lt;td colspan="2" style="background-color:#ffffff;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:120%"&gt;31&lt;/span&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%"&gt;&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#ffffff;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/&gt;&lt;td colspan="3" style="background-color:#ffffff;padding:0 1pt"/&gt;&lt;td colspan="2" style="background-color:#ffffff;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%"&gt;23&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#ffffff;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/&gt;&lt;td colspan="3" style="display:none"/&gt;&lt;td colspan="3" style="display:none"/&gt;&lt;td colspan="3" style="display:none"/&gt;&lt;td colspan="3" style="display:none"/&gt;&lt;/tr&gt;&lt;tr&gt;&lt;td colspan="3" style="background-color:#dbdbdb;padding:2px 1pt 2px 7pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%"&gt;From Other Comprehensive Income&lt;/span&gt;&lt;/td&gt;&lt;td colspan="2" style="background-color:#dbdbdb;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:120%"&gt;124&lt;/span&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%"&gt;&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#dbdbdb;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/&gt;&lt;td colspan="3" style="background-color:#dbdbdb;padding:0 1pt"/&gt;&lt;td colspan="2" style="background-color:#dbdbdb;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%"&gt;86&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#dbdbdb;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/&gt;&lt;td colspan="3" style="display:none"/&gt;&lt;td colspan="3" style="display:none"/&gt;&lt;td colspan="3" style="display:none"/&gt;&lt;td colspan="3" style="display:none"/&gt;&lt;/tr&gt;&lt;tr&gt;&lt;td colspan="3" style="background-color:#ffffff;border-top:1pt solid #000;padding:2px 1pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:120%"&gt;Net Periodic Pension Cost&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#ffffff;border-top:1pt solid #000;padding:2px 0 2px 1pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:120%"&gt;$&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#ffffff;border-top:1pt solid #000;padding:2px 0;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:120%"&gt;509&lt;/span&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%"&gt;&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#ffffff;border-top:1pt solid #000;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/&gt;&lt;td colspan="3" style="background-color:#ffffff;border-top:1pt solid #000;padding:0 1pt"/&gt;&lt;td style="background-color:#ffffff;border-top:1pt solid #000;padding:2px 0 2px 1pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%"&gt;$&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#ffffff;border-top:1pt solid #000;padding:2px 0;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%"&gt;516&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#ffffff;border-top:1pt solid #000;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/&gt;&lt;td colspan="3" style="display:none"/&gt;&lt;td colspan="3" style="display:none"/&gt;&lt;td colspan="3" style="display:none"/&gt;&lt;td colspan="3" style="display:none"/&gt;&lt;/tr&gt;&lt;tr&gt;&lt;td colspan="3" style="display:none"/&gt;&lt;td colspan="3" style="display:none"/&gt;&lt;td colspan="3" style="display:none"/&gt;&lt;td colspan="3" style="display:none"/&gt;&lt;td colspan="3" style="display:none"/&gt;&lt;td colspan="3" style="display:none"/&gt;&lt;td colspan="3" style="display:none"/&gt;&lt;td colspan="3" style="display:none"/&gt;&lt;/tr&gt;&lt;tr&gt;&lt;td colspan="3" style="display:none"/&gt;&lt;td colspan="3" style="display:none"/&gt;&lt;td colspan="3" style="display:none"/&gt;&lt;td colspan="3" style="display:none"/&gt;&lt;td colspan="3" style="display:none"/&gt;&lt;td colspan="3" style="display:none"/&gt;&lt;td colspan="3" style="display:none"/&gt;&lt;td colspan="3" style="display:none"/&gt;&lt;/tr&gt;&lt;tr&gt;&lt;td colspan="3" style="display:none"/&gt;&lt;td colspan="3" style="display:none"/&gt;&lt;td colspan="3" style="display:none"/&gt;&lt;td colspan="3" style="display:none"/&gt;&lt;td colspan="3" style="display:none"/&gt;&lt;td colspan="3" style="display:none"/&gt;&lt;td colspan="3" style="display:none"/&gt;&lt;td colspan="3" style="display:none"/&gt;&lt;/tr&gt;&lt;tr&gt;&lt;td colspan="3" style="display:none"/&gt;&lt;td colspan="3" style="display:none"/&gt;&lt;td colspan="3" style="display:none"/&gt;&lt;td colspan="3" style="display:none"/&gt;&lt;td colspan="3" style="display:none"/&gt;&lt;td colspan="3" style="display:none"/&gt;&lt;td colspan="3" style="display:none"/&gt;&lt;td colspan="3" style="display:none"/&gt;&lt;/tr&gt;&lt;tr&gt;&lt;td colspan="3" style="display:none"/&gt;&lt;td colspan="3" style="display:none"/&gt;&lt;td colspan="3" style="display:none"/&gt;&lt;td colspan="3" style="display:none"/&gt;&lt;td colspan="3" style="display:none"/&gt;&lt;td colspan="3" style="display:none"/&gt;&lt;td colspan="3" style="display:none"/&gt;&lt;td colspan="3" style="display:none"/&gt;&lt;/tr&gt;&lt;tr&gt;&lt;td colspan="3" style="display:none"/&gt;&lt;td colspan="3" style="display:none"/&gt;&lt;td colspan="3" style="display:none"/&gt;&lt;td colspan="3" style="display:none"/&gt;&lt;td colspan="3" style="display:none"/&gt;&lt;td colspan="3" style="display:none"/&gt;&lt;td colspan="3" style="display:none"/&gt;&lt;td colspan="3" style="display:none"/&gt;&lt;/tr&gt;&lt;/table&gt;&lt;/div&gt;&lt;div style="margin-top:9pt"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:9pt;font-weight:700;line-height:120%"&gt;Other Postretirement Benefits&lt;/span&gt;&lt;/div&gt;&lt;div style="margin-bottom:3pt"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:9pt;font-weight:400;line-height:120%"&gt;Components of net periodic postretirement benefit cost for the three months ended March&#160;31, 2021 and 2020 are as follows:&#160;&lt;/span&gt;&lt;/div&gt;&lt;div&gt;&lt;table style="border-collapse:collapse;display:inline-table;margin-bottom:5pt;vertical-align:text-bottom;width:100.000%"&gt;&lt;tr&gt;&lt;td style="width:1.0%"/&gt;&lt;td style="width:74.872%"/&gt;&lt;td style="width:0.1%"/&gt;&lt;td style="width:1.0%"/&gt;&lt;td style="width:10.011%"/&gt;&lt;td style="width:0.1%"/&gt;&lt;td style="width:0.1%"/&gt;&lt;td style="width:1.605%"/&gt;&lt;td style="width:0.1%"/&gt;&lt;td style="width:1.0%"/&gt;&lt;td style="width:10.012%"/&gt;&lt;td style="width:0.1%"/&gt;&lt;td colspan="3" style="display:none"/&gt;&lt;td colspan="3" style="display:none"/&gt;&lt;td colspan="3" style="display:none"/&gt;&lt;td colspan="3" style="display:none"/&gt;&lt;/tr&gt;&lt;tr&gt;&lt;td colspan="3" style="display:none"/&gt;&lt;td colspan="3" style="display:none"/&gt;&lt;td colspan="3" style="display:none"/&gt;&lt;td colspan="3" style="display:none"/&gt;&lt;/tr&gt;&lt;tr&gt;&lt;td colspan="3" style="padding:2px 1pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-style:italic;font-weight:700;line-height:120%"&gt;(in thousands)&lt;/span&gt;&lt;/td&gt;&lt;td colspan="3" style="padding:2px 1pt;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-style:italic;font-weight:700;line-height:120%"&gt;2021&lt;/span&gt;&lt;/td&gt;&lt;td colspan="3" style="padding:0 1pt"/&gt;&lt;td colspan="3" style="padding:2px 1pt;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-style:italic;font-weight:700;line-height:120%"&gt;2020&lt;/span&gt;&lt;/td&gt;&lt;td colspan="3" style="display:none"/&gt;&lt;td colspan="3" style="display:none"/&gt;&lt;td colspan="3" style="display:none"/&gt;&lt;td colspan="3" style="display:none"/&gt;&lt;/tr&gt;&lt;tr style="height:3pt"&gt;&lt;td colspan="3" style="border-top:1pt solid #000;padding:0 1pt"/&gt;&lt;td colspan="3" style="border-top:1pt solid #000;padding:0 1pt"/&gt;&lt;td colspan="3" style="border-top:1pt solid #000;padding:0 1pt"/&gt;&lt;td colspan="3" style="border-top:1pt solid #000;padding:0 1pt"/&gt;&lt;td colspan="3" style="display:none"/&gt;&lt;td colspan="3" style="display:none"/&gt;&lt;td colspan="3" style="display:none"/&gt;&lt;td colspan="3" style="display:none"/&gt;&lt;/tr&gt;&lt;tr&gt;&lt;td colspan="3" style="background-color:#dbdbdb;padding:2px 1pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%"&gt;Service Cost&#x2013;Benefit Earned During the Period&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#dbdbdb;padding:2px 0 2px 1pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:120%"&gt;$&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#dbdbdb;padding:2px 0;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:120%"&gt;430&lt;/span&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%"&gt;&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#dbdbdb;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/&gt;&lt;td colspan="3" style="background-color:#dbdbdb;padding:0 1pt"/&gt;&lt;td style="background-color:#dbdbdb;padding:2px 0 2px 1pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%"&gt;$&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#dbdbdb;padding:2px 0;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%"&gt;462&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#dbdbdb;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/&gt;&lt;td colspan="3" style="display:none"/&gt;&lt;td colspan="3" style="display:none"/&gt;&lt;td colspan="3" style="display:none"/&gt;&lt;td colspan="3" style="display:none"/&gt;&lt;/tr&gt;&lt;tr&gt;&lt;td colspan="3" style="background-color:#ffffff;padding:2px 1pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%"&gt;Interest Cost on Projected Benefit Obligation&lt;/span&gt;&lt;/td&gt;&lt;td colspan="2" style="background-color:#ffffff;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:120%"&gt;473&lt;/span&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%"&gt;&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#ffffff;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/&gt;&lt;td colspan="3" style="background-color:#ffffff;padding:0 1pt"/&gt;&lt;td colspan="2" style="background-color:#ffffff;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%"&gt;598&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#ffffff;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/&gt;&lt;td colspan="3" style="display:none"/&gt;&lt;td colspan="3" style="display:none"/&gt;&lt;td colspan="3" style="display:none"/&gt;&lt;td colspan="3" style="display:none"/&gt;&lt;/tr&gt;&lt;tr&gt;&lt;td colspan="3" style="background-color:#dbdbdb;padding:2px 1pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%"&gt;Amortization of Prior Service Cost&lt;/span&gt;&lt;/td&gt;&lt;td colspan="3" style="background-color:#dbdbdb;padding:0 1pt"/&gt;&lt;td colspan="3" style="background-color:#dbdbdb;padding:0 1pt"/&gt;&lt;td colspan="3" style="background-color:#dbdbdb;padding:0 1pt"/&gt;&lt;td colspan="3" style="display:none"/&gt;&lt;td colspan="3" style="display:none"/&gt;&lt;td colspan="3" style="display:none"/&gt;&lt;td colspan="3" style="display:none"/&gt;&lt;/tr&gt;&lt;tr&gt;&lt;td colspan="3" style="background-color:#ffffff;padding:2px 1pt 2px 7pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%"&gt;From Regulatory Asset&lt;/span&gt;&lt;/td&gt;&lt;td colspan="2" style="background-color:#ffffff;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:120%"&gt;(1,397)&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#ffffff;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/&gt;&lt;td colspan="3" style="background-color:#ffffff;padding:0 1pt"/&gt;&lt;td colspan="2" style="background-color:#ffffff;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%"&gt;(1,169)&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#ffffff;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/&gt;&lt;td colspan="3" style="display:none"/&gt;&lt;td colspan="3" style="display:none"/&gt;&lt;td colspan="3" style="display:none"/&gt;&lt;td colspan="3" style="display:none"/&gt;&lt;/tr&gt;&lt;tr&gt;&lt;td colspan="3" style="background-color:#dbdbdb;padding:2px 1pt 2px 7pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%"&gt;From Other Comprehensive Income&lt;/span&gt;&lt;/td&gt;&lt;td colspan="2" style="background-color:#dbdbdb;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:120%"&gt;(36)&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#dbdbdb;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/&gt;&lt;td colspan="3" style="background-color:#dbdbdb;padding:0 1pt"/&gt;&lt;td colspan="2" style="background-color:#dbdbdb;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%"&gt;(29)&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#dbdbdb;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/&gt;&lt;td colspan="3" style="display:none"/&gt;&lt;td colspan="3" style="display:none"/&gt;&lt;td colspan="3" style="display:none"/&gt;&lt;td colspan="3" style="display:none"/&gt;&lt;/tr&gt;&lt;tr&gt;&lt;td colspan="3" style="background-color:#ffffff;padding:2px 1pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%"&gt;Amortization of Net Actuarial Loss&lt;/span&gt;&lt;/td&gt;&lt;td colspan="3" style="background-color:#ffffff;padding:0 1pt"/&gt;&lt;td colspan="3" style="background-color:#ffffff;padding:0 1pt"/&gt;&lt;td colspan="3" style="background-color:#ffffff;padding:0 1pt"/&gt;&lt;td colspan="3" style="display:none"/&gt;&lt;td colspan="3" style="display:none"/&gt;&lt;td colspan="3" style="display:none"/&gt;&lt;td colspan="3" style="display:none"/&gt;&lt;/tr&gt;&lt;tr&gt;&lt;td colspan="3" style="background-color:#dbdbdb;padding:2px 1pt 2px 7pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%"&gt;From Regulatory Asset&lt;/span&gt;&lt;/td&gt;&lt;td colspan="2" style="background-color:#dbdbdb;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:120%"&gt;920&lt;/span&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%"&gt;&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#dbdbdb;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/&gt;&lt;td colspan="3" style="background-color:#dbdbdb;padding:0 1pt"/&gt;&lt;td colspan="2" style="background-color:#dbdbdb;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%"&gt;1,051&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#dbdbdb;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/&gt;&lt;td colspan="3" style="display:none"/&gt;&lt;td colspan="3" style="display:none"/&gt;&lt;td colspan="3" style="display:none"/&gt;&lt;td colspan="3" style="display:none"/&gt;&lt;/tr&gt;&lt;tr&gt;&lt;td colspan="3" style="background-color:#ffffff;padding:2px 1pt 2px 7pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%"&gt;From Other Comprehensive Income&lt;/span&gt;&lt;/td&gt;&lt;td colspan="2" style="background-color:#ffffff;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:120%"&gt;23&lt;/span&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%"&gt;&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#ffffff;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/&gt;&lt;td colspan="3" style="background-color:#ffffff;padding:0 1pt"/&gt;&lt;td colspan="2" style="background-color:#ffffff;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%"&gt;26&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#ffffff;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/&gt;&lt;td colspan="3" style="display:none"/&gt;&lt;td colspan="3" style="display:none"/&gt;&lt;td colspan="3" style="display:none"/&gt;&lt;td colspan="3" style="display:none"/&gt;&lt;/tr&gt;&lt;tr&gt;&lt;td colspan="3" style="background-color:#dbdbdb;border-top:1pt solid #000;padding:2px 1pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:120%"&gt;Net Periodic Postretirement Benefit Cost&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#dbdbdb;border-top:1pt solid #000;padding:2px 0 2px 1pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:120%"&gt;$&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#dbdbdb;border-top:1pt solid #000;padding:2px 0;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:120%"&gt;413&lt;/span&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%"&gt;&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#dbdbdb;border-top:1pt solid #000;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/&gt;&lt;td colspan="3" style="background-color:#dbdbdb;border-top:1pt solid #000;padding:0 1pt"/&gt;&lt;td style="background-color:#dbdbdb;border-top:1pt solid #000;padding:2px 0 2px 1pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%"&gt;$&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#dbdbdb;border-top:1pt solid #000;padding:2px 0;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%"&gt;939&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#dbdbdb;border-top:1pt solid #000;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/&gt;&lt;td colspan="3" style="display:none"/&gt;&lt;td colspan="3" style="display:none"/&gt;&lt;td colspan="3" style="display:none"/&gt;&lt;td colspan="3" style="display:none"/&gt;&lt;/tr&gt;&lt;tr&gt;&lt;td colspan="3" style="display:none"/&gt;&lt;td colspan="3" style="display:none"/&gt;&lt;td colspan="3" style="display:none"/&gt;&lt;td colspan="3" style="display:none"/&gt;&lt;td colspan="3" style="display:none"/&gt;&lt;td colspan="3" style="display:none"/&gt;&lt;td colspan="3" style="display:none"/&gt;&lt;td colspan="3" style="display:none"/&gt;&lt;/tr&gt;&lt;tr&gt;&lt;td colspan="3" style="display:none"/&gt;&lt;td colspan="3" style="display:none"/&gt;&lt;td colspan="3" style="display:none"/&gt;&lt;td colspan="3" style="display:none"/&gt;&lt;td colspan="3" style="display:none"/&gt;&lt;td colspan="3" style="display:none"/&gt;&lt;td colspan="3" style="display:none"/&gt;&lt;td colspan="3" style="display:none"/&gt;&lt;/tr&gt;&lt;tr&gt;&lt;td colspan="3" style="display:none"/&gt;&lt;td colspan="3" style="display:none"/&gt;&lt;td colspan="3" style="display:none"/&gt;&lt;td colspan="3" style="display:none"/&gt;&lt;td colspan="3" style="display:none"/&gt;&lt;td colspan="3" style="display:none"/&gt;&lt;td colspan="3" style="display:none"/&gt;&lt;td colspan="3" style="display:none"/&gt;&lt;/tr&gt;&lt;tr&gt;&lt;td colspan="3" style="display:none"/&gt;&lt;td colspan="3" style="display:none"/&gt;&lt;td colspan="3" style="display:none"/&gt;&lt;td colspan="3" style="display:none"/&gt;&lt;td colspan="3" style="display:none"/&gt;&lt;td colspan="3" style="display:none"/&gt;&lt;td colspan="3" style="display:none"/&gt;&lt;td colspan="3" style="display:none"/&gt;&lt;/tr&gt;&lt;tr&gt;&lt;td colspan="3" style="display:none"/&gt;&lt;td colspan="3" style="display:none"/&gt;&lt;td colspan="3" style="display:none"/&gt;&lt;td colspan="3" style="display:none"/&gt;&lt;td colspan="3" style="display:none"/&gt;&lt;td colspan="3" style="display:none"/&gt;&lt;td colspan="3" style="display:none"/&gt;&lt;td colspan="3" style="display:none"/&gt;&lt;/tr&gt;&lt;tr&gt;&lt;td colspan="3" style="display:none"/&gt;&lt;td colspan="3" style="display:none"/&gt;&lt;td colspan="3" style="display:none"/&gt;&lt;td colspan="3" style="display:none"/&gt;&lt;td colspan="3" style="display:none"/&gt;&lt;td colspan="3" style="display:none"/&gt;&lt;td colspan="3" style="display:none"/&gt;&lt;td colspan="3" style="display:none"/&gt;&lt;/tr&gt;&lt;tr&gt;&lt;td colspan="3" style="display:none"/&gt;&lt;td colspan="3" style="display:none"/&gt;&lt;td colspan="3" style="display:none"/&gt;&lt;td colspan="3" style="display:none"/&gt;&lt;td colspan="3" style="display:none"/&gt;&lt;td colspan="3" style="display:none"/&gt;&lt;td colspan="3" style="display:none"/&gt;&lt;td colspan="3" style="display:none"/&gt;&lt;/tr&gt;&lt;tr&gt;&lt;td colspan="3" style="display:none"/&gt;&lt;td colspan="3" style="display:none"/&gt;&lt;td colspan="3" style="display:none"/&gt;&lt;td colspan="3" style="display:none"/&gt;&lt;td colspan="3" style="display:none"/&gt;&lt;td colspan="3" style="display:none"/&gt;&lt;td colspan="3" style="display:none"/&gt;&lt;td colspan="3" style="display:none"/&gt;&lt;/tr&gt;&lt;tr&gt;&lt;td colspan="3" style="display:none"/&gt;&lt;td colspan="3" style="display:none"/&gt;&lt;td colspan="3" style="display:none"/&gt;&lt;td colspan="3" style="display:none"/&gt;&lt;td colspan="3" style="display:none"/&gt;&lt;td colspan="3" style="display:none"/&gt;&lt;td colspan="3" style="display:none"/&gt;&lt;td colspan="3" style="display:none"/&gt;&lt;/tr&gt;&lt;/table&gt;&lt;/div&gt;</us-gaap:PensionAndOtherPostretirementBenefitsDisclosureTextBlock>
    <us-gaap:ScheduleOfNetBenefitCostsTableTextBlock
      contextRef="i3a76d1213b09470fa8c6c3f49fa75d98_D20210101-20210331"
      id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN181OC9mcmFnOmZkMDM2MTI4MmFjYzQxODVhMTg1YTljOWY4ZjQ0ZGVlL3RleHRyZWdpb246ZmQwMzYxMjgyYWNjNDE4NWExODVhOWM5ZjhmNDRkZWVfMTQxNA_fa0ddb26-b3b3-4923-b047-69b89cdb5e92">&lt;div style="margin-bottom:3pt"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:9pt;font-weight:400;line-height:120%"&gt;Components of net periodic pension benefit cost for the three months ended March&#160;31, 2021 and 2020 are as follows:&lt;/span&gt;&lt;/div&gt;&lt;div style="margin-bottom:6pt"&gt;&lt;table style="border-collapse:collapse;display:inline-table;margin-bottom:5pt;vertical-align:text-bottom;width:100.000%"&gt;&lt;tr&gt;&lt;td style="width:1.0%"/&gt;&lt;td style="width:74.872%"/&gt;&lt;td style="width:0.1%"/&gt;&lt;td style="width:1.0%"/&gt;&lt;td style="width:10.011%"/&gt;&lt;td style="width:0.1%"/&gt;&lt;td style="width:0.1%"/&gt;&lt;td style="width:1.605%"/&gt;&lt;td style="width:0.1%"/&gt;&lt;td style="width:1.0%"/&gt;&lt;td style="width:10.012%"/&gt;&lt;td style="width:0.1%"/&gt;&lt;td colspan="3" style="display:none"/&gt;&lt;td colspan="3" style="display:none"/&gt;&lt;td colspan="3" style="display:none"/&gt;&lt;td colspan="3" style="display:none"/&gt;&lt;/tr&gt;&lt;tr&gt;&lt;td colspan="3" style="display:none"/&gt;&lt;td colspan="3" style="display:none"/&gt;&lt;td colspan="3" style="display:none"/&gt;&lt;td colspan="3" style="display:none"/&gt;&lt;/tr&gt;&lt;tr&gt;&lt;td colspan="3" style="padding:2px 1pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-style:italic;font-weight:700;line-height:120%"&gt;(in thousands)&lt;/span&gt;&lt;/td&gt;&lt;td colspan="3" style="padding:2px 1pt;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-style:italic;font-weight:700;line-height:120%"&gt;2021&lt;/span&gt;&lt;/td&gt;&lt;td colspan="3" style="padding:0 1pt"/&gt;&lt;td colspan="3" style="padding:2px 1pt;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-style:italic;font-weight:700;line-height:120%"&gt;2020&lt;/span&gt;&lt;/td&gt;&lt;td colspan="3" style="display:none"/&gt;&lt;td colspan="3" style="display:none"/&gt;&lt;td colspan="3" style="display:none"/&gt;&lt;td colspan="3" style="display:none"/&gt;&lt;/tr&gt;&lt;tr style="height:3pt"&gt;&lt;td colspan="3" style="border-top:1pt solid #000;padding:0 1pt"/&gt;&lt;td colspan="3" style="border-top:1pt solid #000;padding:0 1pt"/&gt;&lt;td colspan="3" style="border-top:1pt solid #000;padding:0 1pt"/&gt;&lt;td colspan="3" style="border-top:1pt solid #000;padding:0 1pt"/&gt;&lt;td colspan="3" style="display:none"/&gt;&lt;td colspan="3" style="display:none"/&gt;&lt;td colspan="3" style="display:none"/&gt;&lt;td colspan="3" style="display:none"/&gt;&lt;/tr&gt;&lt;tr&gt;&lt;td colspan="3" style="background-color:#dbdbdb;padding:2px 1pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%"&gt;Service Cost&#x2013;Benefit Earned During the Period&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#dbdbdb;padding:2px 0 2px 1pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:120%"&gt;$&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#dbdbdb;padding:2px 0;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:120%"&gt;1,866&lt;/span&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%"&gt;&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#dbdbdb;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/&gt;&lt;td colspan="3" style="background-color:#dbdbdb;padding:0 1pt"/&gt;&lt;td style="background-color:#dbdbdb;padding:2px 0 2px 1pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%"&gt;$&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#dbdbdb;padding:2px 0;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%"&gt;1,655&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#dbdbdb;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/&gt;&lt;td colspan="3" style="display:none"/&gt;&lt;td colspan="3" style="display:none"/&gt;&lt;td colspan="3" style="display:none"/&gt;&lt;td colspan="3" style="display:none"/&gt;&lt;/tr&gt;&lt;tr&gt;&lt;td colspan="3" style="background-color:#ffffff;padding:2px 1pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%"&gt;Interest Cost on Projected Benefit Obligation&lt;/span&gt;&lt;/td&gt;&lt;td colspan="2" style="background-color:#ffffff;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:120%"&gt;2,915&lt;/span&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%"&gt;&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#ffffff;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/&gt;&lt;td colspan="3" style="background-color:#ffffff;padding:0 1pt"/&gt;&lt;td colspan="2" style="background-color:#ffffff;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%"&gt;3,263&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#ffffff;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/&gt;&lt;td colspan="3" style="display:none"/&gt;&lt;td colspan="3" style="display:none"/&gt;&lt;td colspan="3" style="display:none"/&gt;&lt;td colspan="3" style="display:none"/&gt;&lt;/tr&gt;&lt;tr&gt;&lt;td colspan="3" style="background-color:#dbdbdb;padding:2px 1pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%"&gt;Expected Return on Assets&lt;/span&gt;&lt;/td&gt;&lt;td colspan="2" style="background-color:#dbdbdb;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:120%"&gt;(5,590)&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#dbdbdb;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/&gt;&lt;td colspan="3" style="background-color:#dbdbdb;padding:0 1pt"/&gt;&lt;td colspan="2" style="background-color:#dbdbdb;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%"&gt;(5,505)&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#dbdbdb;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/&gt;&lt;td colspan="3" style="display:none"/&gt;&lt;td colspan="3" style="display:none"/&gt;&lt;td colspan="3" style="display:none"/&gt;&lt;td colspan="3" style="display:none"/&gt;&lt;/tr&gt;&lt;tr&gt;&lt;td colspan="3" style="display:none"/&gt;&lt;td colspan="3" style="display:none"/&gt;&lt;td colspan="3" style="display:none"/&gt;&lt;td colspan="3" style="display:none"/&gt;&lt;td colspan="3" style="display:none"/&gt;&lt;td colspan="3" style="display:none"/&gt;&lt;td colspan="3" style="display:none"/&gt;&lt;td colspan="3" style="display:none"/&gt;&lt;/tr&gt;&lt;tr&gt;&lt;td colspan="3" style="display:none"/&gt;&lt;td colspan="3" style="display:none"/&gt;&lt;td colspan="3" style="display:none"/&gt;&lt;td colspan="3" style="display:none"/&gt;&lt;td colspan="3" style="display:none"/&gt;&lt;td colspan="3" style="display:none"/&gt;&lt;td colspan="3" style="display:none"/&gt;&lt;td colspan="3" style="display:none"/&gt;&lt;/tr&gt;&lt;tr&gt;&lt;td colspan="3" style="display:none"/&gt;&lt;td colspan="3" style="display:none"/&gt;&lt;td colspan="3" style="display:none"/&gt;&lt;td colspan="3" style="display:none"/&gt;&lt;td colspan="3" style="display:none"/&gt;&lt;td colspan="3" style="display:none"/&gt;&lt;td colspan="3" style="display:none"/&gt;&lt;td colspan="3" style="display:none"/&gt;&lt;/tr&gt;&lt;tr&gt;&lt;td colspan="3" style="background-color:#ffffff;padding:2px 1pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%"&gt;Amortization of Net Actuarial Loss:&lt;/span&gt;&lt;/td&gt;&lt;td colspan="3" style="background-color:#ffffff;padding:0 1pt"/&gt;&lt;td colspan="3" style="background-color:#ffffff;padding:0 1pt"/&gt;&lt;td colspan="3" style="background-color:#ffffff;padding:0 1pt"/&gt;&lt;td colspan="3" style="display:none"/&gt;&lt;td colspan="3" style="display:none"/&gt;&lt;td colspan="3" style="display:none"/&gt;&lt;td colspan="3" style="display:none"/&gt;&lt;/tr&gt;&lt;tr&gt;&lt;td colspan="3" style="background-color:#dbdbdb;padding:2px 1pt 2px 7pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%"&gt;From Regulatory Asset&lt;/span&gt;&lt;/td&gt;&lt;td colspan="2" style="background-color:#dbdbdb;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:120%"&gt;2,660&lt;/span&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%"&gt;&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#dbdbdb;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/&gt;&lt;td colspan="3" style="background-color:#dbdbdb;padding:0 1pt"/&gt;&lt;td colspan="2" style="background-color:#dbdbdb;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%"&gt;2,231&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#dbdbdb;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/&gt;&lt;td colspan="3" style="display:none"/&gt;&lt;td colspan="3" style="display:none"/&gt;&lt;td colspan="3" style="display:none"/&gt;&lt;td colspan="3" style="display:none"/&gt;&lt;/tr&gt;&lt;tr&gt;&lt;td colspan="3" style="background-color:#ffffff;padding:2px 1pt 2px 7pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%"&gt;From Other Comprehensive Income&lt;/span&gt;&lt;/td&gt;&lt;td colspan="2" style="background-color:#ffffff;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:120%"&gt;68&lt;/span&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%"&gt;&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#ffffff;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/&gt;&lt;td colspan="3" style="background-color:#ffffff;padding:0 1pt"/&gt;&lt;td colspan="2" style="background-color:#ffffff;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%"&gt;55&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#ffffff;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/&gt;&lt;td colspan="3" style="display:none"/&gt;&lt;td colspan="3" style="display:none"/&gt;&lt;td colspan="3" style="display:none"/&gt;&lt;td colspan="3" style="display:none"/&gt;&lt;/tr&gt;&lt;tr&gt;&lt;td colspan="3" style="background-color:#dbdbdb;border-top:1pt solid #000;padding:2px 1pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:120%"&gt;Net Periodic Pension Cost&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#dbdbdb;border-top:1pt solid #000;padding:2px 0 2px 1pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:120%"&gt;$&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#dbdbdb;border-top:1pt solid #000;padding:2px 0;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:120%"&gt;1,919&lt;/span&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%"&gt;&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#dbdbdb;border-top:1pt solid #000;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/&gt;&lt;td colspan="3" style="background-color:#dbdbdb;border-top:1pt solid #000;padding:0 1pt"/&gt;&lt;td style="background-color:#dbdbdb;border-top:1pt solid #000;padding:2px 0 2px 1pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%"&gt;$&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#dbdbdb;border-top:1pt solid #000;padding:2px 0;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%"&gt;1,699&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#dbdbdb;border-top:1pt solid #000;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/&gt;&lt;td colspan="3" style="display:none"/&gt;&lt;td colspan="3" style="display:none"/&gt;&lt;td colspan="3" style="display:none"/&gt;&lt;td colspan="3" style="display:none"/&gt;&lt;/tr&gt;&lt;tr&gt;&lt;td colspan="3" style="display:none"/&gt;&lt;td colspan="3" style="display:none"/&gt;&lt;td colspan="3" style="display:none"/&gt;&lt;td colspan="3" style="display:none"/&gt;&lt;td colspan="3" style="display:none"/&gt;&lt;td colspan="3" style="display:none"/&gt;&lt;td colspan="3" style="display:none"/&gt;&lt;td colspan="3" style="display:none"/&gt;&lt;/tr&gt;&lt;tr&gt;&lt;td colspan="3" style="display:none"/&gt;&lt;td colspan="3" style="display:none"/&gt;&lt;td colspan="3" style="display:none"/&gt;&lt;td colspan="3" style="display:none"/&gt;&lt;td colspan="3" style="display:none"/&gt;&lt;td colspan="3" style="display:none"/&gt;&lt;td colspan="3" style="display:none"/&gt;&lt;td colspan="3" style="display:none"/&gt;&lt;/tr&gt;&lt;tr&gt;&lt;td colspan="3" style="display:none"/&gt;&lt;td colspan="3" style="display:none"/&gt;&lt;td colspan="3" style="display:none"/&gt;&lt;td colspan="3" style="display:none"/&gt;&lt;td colspan="3" style="display:none"/&gt;&lt;td colspan="3" style="display:none"/&gt;&lt;td colspan="3" style="display:none"/&gt;&lt;td colspan="3" style="display:none"/&gt;&lt;/tr&gt;&lt;tr&gt;&lt;td colspan="3" style="display:none"/&gt;&lt;td colspan="3" style="display:none"/&gt;&lt;td colspan="3" style="display:none"/&gt;&lt;td colspan="3" style="display:none"/&gt;&lt;td colspan="3" style="display:none"/&gt;&lt;td colspan="3" style="display:none"/&gt;&lt;td colspan="3" style="display:none"/&gt;&lt;td colspan="3" style="display:none"/&gt;&lt;/tr&gt;&lt;tr&gt;&lt;td colspan="3" style="display:none"/&gt;&lt;td colspan="3" style="display:none"/&gt;&lt;td colspan="3" style="display:none"/&gt;&lt;td colspan="3" style="display:none"/&gt;&lt;td colspan="3" style="display:none"/&gt;&lt;td colspan="3" style="display:none"/&gt;&lt;td colspan="3" style="display:none"/&gt;&lt;td colspan="3" style="display:none"/&gt;&lt;/tr&gt;&lt;tr&gt;&lt;td colspan="3" style="display:none"/&gt;&lt;td colspan="3" style="display:none"/&gt;&lt;td colspan="3" style="display:none"/&gt;&lt;td colspan="3" style="display:none"/&gt;&lt;td colspan="3" style="display:none"/&gt;&lt;td colspan="3" style="display:none"/&gt;&lt;td colspan="3" style="display:none"/&gt;&lt;td colspan="3" style="display:none"/&gt;&lt;/tr&gt;&lt;tr&gt;&lt;td colspan="3" style="display:none"/&gt;&lt;td colspan="3" style="display:none"/&gt;&lt;td colspan="3" style="display:none"/&gt;&lt;td colspan="3" style="display:none"/&gt;&lt;td colspan="3" style="display:none"/&gt;&lt;td colspan="3" style="display:none"/&gt;&lt;td colspan="3" style="display:none"/&gt;&lt;td colspan="3" style="display:none"/&gt;&lt;/tr&gt;&lt;tr&gt;&lt;td colspan="3" style="display:none"/&gt;&lt;td colspan="3" style="display:none"/&gt;&lt;td colspan="3" style="display:none"/&gt;&lt;td colspan="3" style="display:none"/&gt;&lt;td colspan="3" style="display:none"/&gt;&lt;td colspan="3" style="display:none"/&gt;&lt;td colspan="3" style="display:none"/&gt;&lt;td colspan="3" style="display:none"/&gt;&lt;/tr&gt;&lt;/table&gt;&lt;/div&gt;&lt;div style="margin-bottom:3pt"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:9pt;font-weight:400;line-height:120%"&gt;Components of net periodic pension benefit cost for the three months ended March&#160;31, 2021 and 2020 are as follows:&lt;/span&gt;&lt;/div&gt;&lt;div style="margin-bottom:3pt"&gt;&lt;table style="border-collapse:collapse;display:inline-table;margin-bottom:5pt;vertical-align:text-bottom;width:100.000%"&gt;&lt;tr&gt;&lt;td style="width:1.0%"/&gt;&lt;td style="width:74.872%"/&gt;&lt;td style="width:0.1%"/&gt;&lt;td style="width:1.0%"/&gt;&lt;td style="width:10.011%"/&gt;&lt;td style="width:0.1%"/&gt;&lt;td style="width:0.1%"/&gt;&lt;td style="width:1.605%"/&gt;&lt;td style="width:0.1%"/&gt;&lt;td style="width:1.0%"/&gt;&lt;td style="width:10.012%"/&gt;&lt;td style="width:0.1%"/&gt;&lt;td colspan="3" style="display:none"/&gt;&lt;td colspan="3" style="display:none"/&gt;&lt;td colspan="3" style="display:none"/&gt;&lt;td colspan="3" style="display:none"/&gt;&lt;/tr&gt;&lt;tr&gt;&lt;td colspan="3" style="display:none"/&gt;&lt;td colspan="3" style="display:none"/&gt;&lt;td colspan="3" style="display:none"/&gt;&lt;td colspan="3" style="display:none"/&gt;&lt;/tr&gt;&lt;tr&gt;&lt;td colspan="3" style="padding:2px 1pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-style:italic;font-weight:700;line-height:120%"&gt;(in thousands)&lt;/span&gt;&lt;/td&gt;&lt;td colspan="3" style="padding:2px 1pt;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-style:italic;font-weight:700;line-height:120%"&gt;2021&lt;/span&gt;&lt;/td&gt;&lt;td colspan="3" style="padding:0 1pt"/&gt;&lt;td colspan="3" style="padding:2px 1pt;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-style:italic;font-weight:700;line-height:120%"&gt;2020&lt;/span&gt;&lt;/td&gt;&lt;td colspan="3" style="display:none"/&gt;&lt;td colspan="3" style="display:none"/&gt;&lt;td colspan="3" style="display:none"/&gt;&lt;td colspan="3" style="display:none"/&gt;&lt;/tr&gt;&lt;tr style="height:3pt"&gt;&lt;td colspan="3" style="border-top:1pt solid #000;padding:0 1pt"/&gt;&lt;td colspan="3" style="border-top:1pt solid #000;padding:0 1pt"/&gt;&lt;td colspan="3" style="border-top:1pt solid #000;padding:0 1pt"/&gt;&lt;td colspan="3" style="border-top:1pt solid #000;padding:0 1pt"/&gt;&lt;td colspan="3" style="display:none"/&gt;&lt;td colspan="3" style="display:none"/&gt;&lt;td colspan="3" style="display:none"/&gt;&lt;td colspan="3" style="display:none"/&gt;&lt;/tr&gt;&lt;tr&gt;&lt;td colspan="3" style="background-color:#dbdbdb;padding:2px 1pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%"&gt;Service Cost&#x2013;Benefit Earned During the Period&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#dbdbdb;padding:2px 0 2px 1pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:120%"&gt;$&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#dbdbdb;padding:2px 0;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:120%"&gt;47&lt;/span&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%"&gt;&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#dbdbdb;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/&gt;&lt;td colspan="3" style="background-color:#dbdbdb;padding:0 1pt"/&gt;&lt;td style="background-color:#dbdbdb;padding:2px 0 2px 1pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%"&gt;$&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#dbdbdb;padding:2px 0;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%"&gt;45&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#dbdbdb;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/&gt;&lt;td colspan="3" style="display:none"/&gt;&lt;td colspan="3" style="display:none"/&gt;&lt;td colspan="3" style="display:none"/&gt;&lt;td colspan="3" style="display:none"/&gt;&lt;/tr&gt;&lt;tr&gt;&lt;td colspan="3" style="background-color:#ffffff;padding:2px 1pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%"&gt;Interest Cost on Projected Benefit Obligation&lt;/span&gt;&lt;/td&gt;&lt;td colspan="2" style="background-color:#ffffff;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:120%"&gt;307&lt;/span&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%"&gt;&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#ffffff;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/&gt;&lt;td colspan="3" style="background-color:#ffffff;padding:0 1pt"/&gt;&lt;td colspan="2" style="background-color:#ffffff;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%"&gt;362&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#ffffff;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/&gt;&lt;td colspan="3" style="display:none"/&gt;&lt;td colspan="3" style="display:none"/&gt;&lt;td colspan="3" style="display:none"/&gt;&lt;td colspan="3" style="display:none"/&gt;&lt;/tr&gt;&lt;tr&gt;&lt;td colspan="3" style="display:none"/&gt;&lt;td colspan="3" style="display:none"/&gt;&lt;td colspan="3" style="display:none"/&gt;&lt;td colspan="3" style="display:none"/&gt;&lt;td colspan="3" style="display:none"/&gt;&lt;td colspan="3" style="display:none"/&gt;&lt;td colspan="3" style="display:none"/&gt;&lt;td colspan="3" style="display:none"/&gt;&lt;/tr&gt;&lt;tr&gt;&lt;td colspan="3" style="display:none"/&gt;&lt;td colspan="3" style="display:none"/&gt;&lt;td colspan="3" style="display:none"/&gt;&lt;td colspan="3" style="display:none"/&gt;&lt;td colspan="3" style="display:none"/&gt;&lt;td colspan="3" style="display:none"/&gt;&lt;td colspan="3" style="display:none"/&gt;&lt;td colspan="3" style="display:none"/&gt;&lt;/tr&gt;&lt;tr&gt;&lt;td colspan="3" style="display:none"/&gt;&lt;td colspan="3" style="display:none"/&gt;&lt;td colspan="3" style="display:none"/&gt;&lt;td colspan="3" style="display:none"/&gt;&lt;td colspan="3" style="display:none"/&gt;&lt;td colspan="3" style="display:none"/&gt;&lt;td colspan="3" style="display:none"/&gt;&lt;td colspan="3" style="display:none"/&gt;&lt;/tr&gt;&lt;tr&gt;&lt;td colspan="3" style="background-color:#dbdbdb;padding:2px 1pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%"&gt;Amortization of Net Actuarial Loss:&lt;/span&gt;&lt;/td&gt;&lt;td colspan="3" style="background-color:#dbdbdb;padding:0 1pt"/&gt;&lt;td colspan="3" style="background-color:#dbdbdb;padding:0 1pt"/&gt;&lt;td colspan="3" style="background-color:#dbdbdb;padding:0 1pt"/&gt;&lt;td colspan="3" style="display:none"/&gt;&lt;td colspan="3" style="display:none"/&gt;&lt;td colspan="3" style="display:none"/&gt;&lt;td colspan="3" style="display:none"/&gt;&lt;/tr&gt;&lt;tr&gt;&lt;td colspan="3" style="background-color:#ffffff;padding:2px 1pt 2px 7pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%"&gt;From Regulatory Asset&lt;/span&gt;&lt;/td&gt;&lt;td colspan="2" style="background-color:#ffffff;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:120%"&gt;31&lt;/span&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%"&gt;&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#ffffff;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/&gt;&lt;td colspan="3" style="background-color:#ffffff;padding:0 1pt"/&gt;&lt;td colspan="2" style="background-color:#ffffff;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%"&gt;23&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#ffffff;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/&gt;&lt;td colspan="3" style="display:none"/&gt;&lt;td colspan="3" style="display:none"/&gt;&lt;td colspan="3" style="display:none"/&gt;&lt;td colspan="3" style="display:none"/&gt;&lt;/tr&gt;&lt;tr&gt;&lt;td colspan="3" style="background-color:#dbdbdb;padding:2px 1pt 2px 7pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%"&gt;From Other Comprehensive Income&lt;/span&gt;&lt;/td&gt;&lt;td colspan="2" style="background-color:#dbdbdb;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:120%"&gt;124&lt;/span&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%"&gt;&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#dbdbdb;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/&gt;&lt;td colspan="3" style="background-color:#dbdbdb;padding:0 1pt"/&gt;&lt;td colspan="2" style="background-color:#dbdbdb;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%"&gt;86&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#dbdbdb;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/&gt;&lt;td colspan="3" style="display:none"/&gt;&lt;td colspan="3" style="display:none"/&gt;&lt;td colspan="3" style="display:none"/&gt;&lt;td colspan="3" style="display:none"/&gt;&lt;/tr&gt;&lt;tr&gt;&lt;td colspan="3" style="background-color:#ffffff;border-top:1pt solid #000;padding:2px 1pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:120%"&gt;Net Periodic Pension Cost&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#ffffff;border-top:1pt solid #000;padding:2px 0 2px 1pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:120%"&gt;$&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#ffffff;border-top:1pt solid #000;padding:2px 0;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:120%"&gt;509&lt;/span&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%"&gt;&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#ffffff;border-top:1pt solid #000;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/&gt;&lt;td colspan="3" style="background-color:#ffffff;border-top:1pt solid #000;padding:0 1pt"/&gt;&lt;td style="background-color:#ffffff;border-top:1pt solid #000;padding:2px 0 2px 1pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%"&gt;$&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#ffffff;border-top:1pt solid #000;padding:2px 0;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%"&gt;516&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#ffffff;border-top:1pt solid #000;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/&gt;&lt;td colspan="3" style="display:none"/&gt;&lt;td colspan="3" style="display:none"/&gt;&lt;td colspan="3" style="display:none"/&gt;&lt;td colspan="3" style="display:none"/&gt;&lt;/tr&gt;&lt;tr&gt;&lt;td colspan="3" style="display:none"/&gt;&lt;td colspan="3" style="display:none"/&gt;&lt;td colspan="3" style="display:none"/&gt;&lt;td colspan="3" style="display:none"/&gt;&lt;td colspan="3" style="display:none"/&gt;&lt;td colspan="3" style="display:none"/&gt;&lt;td colspan="3" style="display:none"/&gt;&lt;td colspan="3" style="display:none"/&gt;&lt;/tr&gt;&lt;tr&gt;&lt;td colspan="3" style="display:none"/&gt;&lt;td colspan="3" style="display:none"/&gt;&lt;td colspan="3" style="display:none"/&gt;&lt;td colspan="3" style="display:none"/&gt;&lt;td colspan="3" style="display:none"/&gt;&lt;td colspan="3" style="display:none"/&gt;&lt;td colspan="3" style="display:none"/&gt;&lt;td colspan="3" style="display:none"/&gt;&lt;/tr&gt;&lt;tr&gt;&lt;td colspan="3" style="display:none"/&gt;&lt;td colspan="3" style="display:none"/&gt;&lt;td colspan="3" style="display:none"/&gt;&lt;td colspan="3" style="display:none"/&gt;&lt;td colspan="3" style="display:none"/&gt;&lt;td colspan="3" style="display:none"/&gt;&lt;td colspan="3" style="display:none"/&gt;&lt;td colspan="3" style="display:none"/&gt;&lt;/tr&gt;&lt;tr&gt;&lt;td colspan="3" style="display:none"/&gt;&lt;td colspan="3" style="display:none"/&gt;&lt;td colspan="3" style="display:none"/&gt;&lt;td colspan="3" style="display:none"/&gt;&lt;td colspan="3" style="display:none"/&gt;&lt;td colspan="3" style="display:none"/&gt;&lt;td colspan="3" style="display:none"/&gt;&lt;td colspan="3" style="display:none"/&gt;&lt;/tr&gt;&lt;tr&gt;&lt;td colspan="3" style="display:none"/&gt;&lt;td colspan="3" style="display:none"/&gt;&lt;td colspan="3" style="display:none"/&gt;&lt;td colspan="3" style="display:none"/&gt;&lt;td colspan="3" style="display:none"/&gt;&lt;td colspan="3" style="display:none"/&gt;&lt;td colspan="3" style="display:none"/&gt;&lt;td colspan="3" style="display:none"/&gt;&lt;/tr&gt;&lt;tr&gt;&lt;td colspan="3" style="display:none"/&gt;&lt;td colspan="3" style="display:none"/&gt;&lt;td colspan="3" style="display:none"/&gt;&lt;td colspan="3" style="display:none"/&gt;&lt;td colspan="3" style="display:none"/&gt;&lt;td colspan="3" style="display:none"/&gt;&lt;td colspan="3" style="display:none"/&gt;&lt;td colspan="3" style="display:none"/&gt;&lt;/tr&gt;&lt;/table&gt;&lt;/div&gt;&lt;div style="margin-bottom:3pt"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:9pt;font-weight:400;line-height:120%"&gt;Components of net periodic postretirement benefit cost for the three months ended March&#160;31, 2021 and 2020 are as follows:&#160;&lt;/span&gt;&lt;/div&gt;&lt;div&gt;&lt;table style="border-collapse:collapse;display:inline-table;margin-bottom:5pt;vertical-align:text-bottom;width:100.000%"&gt;&lt;tr&gt;&lt;td style="width:1.0%"/&gt;&lt;td style="width:74.872%"/&gt;&lt;td style="width:0.1%"/&gt;&lt;td style="width:1.0%"/&gt;&lt;td style="width:10.011%"/&gt;&lt;td style="width:0.1%"/&gt;&lt;td style="width:0.1%"/&gt;&lt;td style="width:1.605%"/&gt;&lt;td style="width:0.1%"/&gt;&lt;td style="width:1.0%"/&gt;&lt;td style="width:10.012%"/&gt;&lt;td style="width:0.1%"/&gt;&lt;td colspan="3" style="display:none"/&gt;&lt;td colspan="3" style="display:none"/&gt;&lt;td colspan="3" style="display:none"/&gt;&lt;td colspan="3" style="display:none"/&gt;&lt;/tr&gt;&lt;tr&gt;&lt;td colspan="3" style="display:none"/&gt;&lt;td colspan="3" style="display:none"/&gt;&lt;td colspan="3" style="display:none"/&gt;&lt;td colspan="3" style="display:none"/&gt;&lt;/tr&gt;&lt;tr&gt;&lt;td colspan="3" style="padding:2px 1pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-style:italic;font-weight:700;line-height:120%"&gt;(in thousands)&lt;/span&gt;&lt;/td&gt;&lt;td colspan="3" style="padding:2px 1pt;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-style:italic;font-weight:700;line-height:120%"&gt;2021&lt;/span&gt;&lt;/td&gt;&lt;td colspan="3" style="padding:0 1pt"/&gt;&lt;td colspan="3" style="padding:2px 1pt;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-style:italic;font-weight:700;line-height:120%"&gt;2020&lt;/span&gt;&lt;/td&gt;&lt;td colspan="3" style="display:none"/&gt;&lt;td colspan="3" style="display:none"/&gt;&lt;td colspan="3" style="display:none"/&gt;&lt;td colspan="3" style="display:none"/&gt;&lt;/tr&gt;&lt;tr style="height:3pt"&gt;&lt;td colspan="3" style="border-top:1pt solid #000;padding:0 1pt"/&gt;&lt;td colspan="3" style="border-top:1pt solid #000;padding:0 1pt"/&gt;&lt;td colspan="3" style="border-top:1pt solid #000;padding:0 1pt"/&gt;&lt;td colspan="3" style="border-top:1pt solid #000;padding:0 1pt"/&gt;&lt;td colspan="3" style="display:none"/&gt;&lt;td colspan="3" style="display:none"/&gt;&lt;td colspan="3" style="display:none"/&gt;&lt;td colspan="3" style="display:none"/&gt;&lt;/tr&gt;&lt;tr&gt;&lt;td colspan="3" style="background-color:#dbdbdb;padding:2px 1pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%"&gt;Service Cost&#x2013;Benefit Earned During the Period&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#dbdbdb;padding:2px 0 2px 1pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:120%"&gt;$&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#dbdbdb;padding:2px 0;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:120%"&gt;430&lt;/span&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%"&gt;&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#dbdbdb;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/&gt;&lt;td colspan="3" style="background-color:#dbdbdb;padding:0 1pt"/&gt;&lt;td style="background-color:#dbdbdb;padding:2px 0 2px 1pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%"&gt;$&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#dbdbdb;padding:2px 0;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%"&gt;462&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#dbdbdb;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/&gt;&lt;td colspan="3" style="display:none"/&gt;&lt;td colspan="3" style="display:none"/&gt;&lt;td colspan="3" style="display:none"/&gt;&lt;td colspan="3" style="display:none"/&gt;&lt;/tr&gt;&lt;tr&gt;&lt;td colspan="3" style="background-color:#ffffff;padding:2px 1pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%"&gt;Interest Cost on Projected Benefit Obligation&lt;/span&gt;&lt;/td&gt;&lt;td colspan="2" style="background-color:#ffffff;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:120%"&gt;473&lt;/span&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%"&gt;&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#ffffff;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/&gt;&lt;td colspan="3" style="background-color:#ffffff;padding:0 1pt"/&gt;&lt;td colspan="2" style="background-color:#ffffff;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%"&gt;598&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#ffffff;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/&gt;&lt;td colspan="3" style="display:none"/&gt;&lt;td colspan="3" style="display:none"/&gt;&lt;td colspan="3" style="display:none"/&gt;&lt;td colspan="3" style="display:none"/&gt;&lt;/tr&gt;&lt;tr&gt;&lt;td colspan="3" style="background-color:#dbdbdb;padding:2px 1pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%"&gt;Amortization of Prior Service Cost&lt;/span&gt;&lt;/td&gt;&lt;td colspan="3" style="background-color:#dbdbdb;padding:0 1pt"/&gt;&lt;td colspan="3" style="background-color:#dbdbdb;padding:0 1pt"/&gt;&lt;td colspan="3" style="background-color:#dbdbdb;padding:0 1pt"/&gt;&lt;td colspan="3" style="display:none"/&gt;&lt;td colspan="3" style="display:none"/&gt;&lt;td colspan="3" style="display:none"/&gt;&lt;td colspan="3" style="display:none"/&gt;&lt;/tr&gt;&lt;tr&gt;&lt;td colspan="3" style="background-color:#ffffff;padding:2px 1pt 2px 7pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%"&gt;From Regulatory Asset&lt;/span&gt;&lt;/td&gt;&lt;td colspan="2" style="background-color:#ffffff;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:120%"&gt;(1,397)&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#ffffff;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/&gt;&lt;td colspan="3" style="background-color:#ffffff;padding:0 1pt"/&gt;&lt;td colspan="2" style="background-color:#ffffff;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%"&gt;(1,169)&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#ffffff;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/&gt;&lt;td colspan="3" style="display:none"/&gt;&lt;td colspan="3" style="display:none"/&gt;&lt;td colspan="3" style="display:none"/&gt;&lt;td colspan="3" style="display:none"/&gt;&lt;/tr&gt;&lt;tr&gt;&lt;td colspan="3" style="background-color:#dbdbdb;padding:2px 1pt 2px 7pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%"&gt;From Other Comprehensive Income&lt;/span&gt;&lt;/td&gt;&lt;td colspan="2" style="background-color:#dbdbdb;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:120%"&gt;(36)&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#dbdbdb;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/&gt;&lt;td colspan="3" style="background-color:#dbdbdb;padding:0 1pt"/&gt;&lt;td colspan="2" style="background-color:#dbdbdb;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%"&gt;(29)&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#dbdbdb;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/&gt;&lt;td colspan="3" style="display:none"/&gt;&lt;td colspan="3" style="display:none"/&gt;&lt;td colspan="3" style="display:none"/&gt;&lt;td colspan="3" style="display:none"/&gt;&lt;/tr&gt;&lt;tr&gt;&lt;td colspan="3" style="background-color:#ffffff;padding:2px 1pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%"&gt;Amortization of Net Actuarial Loss&lt;/span&gt;&lt;/td&gt;&lt;td colspan="3" style="background-color:#ffffff;padding:0 1pt"/&gt;&lt;td colspan="3" style="background-color:#ffffff;padding:0 1pt"/&gt;&lt;td colspan="3" style="background-color:#ffffff;padding:0 1pt"/&gt;&lt;td colspan="3" style="display:none"/&gt;&lt;td colspan="3" style="display:none"/&gt;&lt;td colspan="3" style="display:none"/&gt;&lt;td colspan="3" style="display:none"/&gt;&lt;/tr&gt;&lt;tr&gt;&lt;td colspan="3" style="background-color:#dbdbdb;padding:2px 1pt 2px 7pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%"&gt;From Regulatory Asset&lt;/span&gt;&lt;/td&gt;&lt;td colspan="2" style="background-color:#dbdbdb;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:120%"&gt;920&lt;/span&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%"&gt;&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#dbdbdb;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/&gt;&lt;td colspan="3" style="background-color:#dbdbdb;padding:0 1pt"/&gt;&lt;td colspan="2" style="background-color:#dbdbdb;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%"&gt;1,051&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#dbdbdb;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/&gt;&lt;td colspan="3" style="display:none"/&gt;&lt;td colspan="3" style="display:none"/&gt;&lt;td colspan="3" style="display:none"/&gt;&lt;td colspan="3" style="display:none"/&gt;&lt;/tr&gt;&lt;tr&gt;&lt;td colspan="3" style="background-color:#ffffff;padding:2px 1pt 2px 7pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%"&gt;From Other Comprehensive Income&lt;/span&gt;&lt;/td&gt;&lt;td colspan="2" style="background-color:#ffffff;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:120%"&gt;23&lt;/span&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%"&gt;&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#ffffff;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/&gt;&lt;td colspan="3" style="background-color:#ffffff;padding:0 1pt"/&gt;&lt;td colspan="2" style="background-color:#ffffff;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%"&gt;26&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#ffffff;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/&gt;&lt;td colspan="3" style="display:none"/&gt;&lt;td colspan="3" style="display:none"/&gt;&lt;td colspan="3" style="display:none"/&gt;&lt;td colspan="3" style="display:none"/&gt;&lt;/tr&gt;&lt;tr&gt;&lt;td colspan="3" style="background-color:#dbdbdb;border-top:1pt solid #000;padding:2px 1pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:120%"&gt;Net Periodic Postretirement Benefit Cost&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#dbdbdb;border-top:1pt solid #000;padding:2px 0 2px 1pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:120%"&gt;$&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#dbdbdb;border-top:1pt solid #000;padding:2px 0;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:120%"&gt;413&lt;/span&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%"&gt;&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#dbdbdb;border-top:1pt solid #000;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/&gt;&lt;td colspan="3" style="background-color:#dbdbdb;border-top:1pt solid #000;padding:0 1pt"/&gt;&lt;td style="background-color:#dbdbdb;border-top:1pt solid #000;padding:2px 0 2px 1pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%"&gt;$&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#dbdbdb;border-top:1pt solid #000;padding:2px 0;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%"&gt;939&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#dbdbdb;border-top:1pt solid #000;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/&gt;&lt;td colspan="3" style="display:none"/&gt;&lt;td colspan="3" style="display:none"/&gt;&lt;td colspan="3" style="display:none"/&gt;&lt;td colspan="3" style="display:none"/&gt;&lt;/tr&gt;&lt;tr&gt;&lt;td colspan="3" style="display:none"/&gt;&lt;td colspan="3" style="display:none"/&gt;&lt;td colspan="3" style="display:none"/&gt;&lt;td colspan="3" style="display:none"/&gt;&lt;td colspan="3" style="display:none"/&gt;&lt;td colspan="3" style="display:none"/&gt;&lt;td colspan="3" style="display:none"/&gt;&lt;td colspan="3" style="display:none"/&gt;&lt;/tr&gt;&lt;tr&gt;&lt;td colspan="3" style="display:none"/&gt;&lt;td colspan="3" style="display:none"/&gt;&lt;td colspan="3" style="display:none"/&gt;&lt;td colspan="3" style="display:none"/&gt;&lt;td colspan="3" style="display:none"/&gt;&lt;td colspan="3" style="display:none"/&gt;&lt;td colspan="3" style="display:none"/&gt;&lt;td colspan="3" style="display:none"/&gt;&lt;/tr&gt;&lt;tr&gt;&lt;td colspan="3" style="display:none"/&gt;&lt;td colspan="3" style="display:none"/&gt;&lt;td colspan="3" style="display:none"/&gt;&lt;td colspan="3" style="display:none"/&gt;&lt;td colspan="3" style="display:none"/&gt;&lt;td colspan="3" style="display:none"/&gt;&lt;td colspan="3" style="display:none"/&gt;&lt;td colspan="3" style="display:none"/&gt;&lt;/tr&gt;&lt;tr&gt;&lt;td colspan="3" style="display:none"/&gt;&lt;td colspan="3" style="display:none"/&gt;&lt;td colspan="3" style="display:none"/&gt;&lt;td colspan="3" style="display:none"/&gt;&lt;td colspan="3" style="display:none"/&gt;&lt;td colspan="3" style="display:none"/&gt;&lt;td colspan="3" style="display:none"/&gt;&lt;td colspan="3" style="display:none"/&gt;&lt;/tr&gt;&lt;tr&gt;&lt;td colspan="3" style="display:none"/&gt;&lt;td colspan="3" style="display:none"/&gt;&lt;td colspan="3" style="display:none"/&gt;&lt;td colspan="3" style="display:none"/&gt;&lt;td colspan="3" style="display:none"/&gt;&lt;td colspan="3" style="display:none"/&gt;&lt;td colspan="3" style="display:none"/&gt;&lt;td colspan="3" style="display:none"/&gt;&lt;/tr&gt;&lt;tr&gt;&lt;td colspan="3" style="display:none"/&gt;&lt;td colspan="3" style="display:none"/&gt;&lt;td colspan="3" style="display:none"/&gt;&lt;td colspan="3" style="display:none"/&gt;&lt;td colspan="3" style="display:none"/&gt;&lt;td colspan="3" style="display:none"/&gt;&lt;td colspan="3" style="display:none"/&gt;&lt;td colspan="3" style="display:none"/&gt;&lt;/tr&gt;&lt;tr&gt;&lt;td colspan="3" style="display:none"/&gt;&lt;td colspan="3" style="display:none"/&gt;&lt;td colspan="3" style="display:none"/&gt;&lt;td colspan="3" style="display:none"/&gt;&lt;td colspan="3" style="display:none"/&gt;&lt;td colspan="3" style="display:none"/&gt;&lt;td colspan="3" style="display:none"/&gt;&lt;td colspan="3" style="display:none"/&gt;&lt;/tr&gt;&lt;tr&gt;&lt;td colspan="3" style="display:none"/&gt;&lt;td colspan="3" style="display:none"/&gt;&lt;td colspan="3" style="display:none"/&gt;&lt;td colspan="3" style="display:none"/&gt;&lt;td colspan="3" style="display:none"/&gt;&lt;td colspan="3" style="display:none"/&gt;&lt;td colspan="3" style="display:none"/&gt;&lt;td colspan="3" style="display:none"/&gt;&lt;/tr&gt;&lt;tr&gt;&lt;td colspan="3" style="display:none"/&gt;&lt;td colspan="3" style="display:none"/&gt;&lt;td colspan="3" style="display:none"/&gt;&lt;td colspan="3" style="display:none"/&gt;&lt;td colspan="3" style="display:none"/&gt;&lt;td colspan="3" style="display:none"/&gt;&lt;td colspan="3" style="display:none"/&gt;&lt;td colspan="3" style="display:none"/&gt;&lt;/tr&gt;&lt;/table&gt;&lt;/div&gt;</us-gaap:ScheduleOfNetBenefitCostsTableTextBlock>
    <us-gaap:DefinedBenefitPlanServiceCost
      contextRef="if795254b622743618b005519d6fe0eed_D20210101-20210331"
      decimals="-3"
      id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN181OC9mcmFnOmZkMDM2MTI4MmFjYzQxODVhMTg1YTljOWY4ZjQ0ZGVlL3RhYmxlOjhjYTUzNTU4YjE5NjQzZDNhZmFmZTIyYWUwOTc5ZTE0L3RhYmxlcmFuZ2U6OGNhNTM1NThiMTk2NDNkM2FmYWZlMjJhZTA5NzllMTRfMi0xLTEtMS0w_337ee89e-fbc6-4d0e-a042-9e4905bf5171"
      unitRef="usd">1866000</us-gaap:DefinedBenefitPlanServiceCost>
    <us-gaap:DefinedBenefitPlanServiceCost
      contextRef="i74f026c4a5824eca81768ebd66064aae_D20200101-20200331"
      decimals="-3"
      id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN181OC9mcmFnOmZkMDM2MTI4MmFjYzQxODVhMTg1YTljOWY4ZjQ0ZGVlL3RhYmxlOjhjYTUzNTU4YjE5NjQzZDNhZmFmZTIyYWUwOTc5ZTE0L3RhYmxlcmFuZ2U6OGNhNTM1NThiMTk2NDNkM2FmYWZlMjJhZTA5NzllMTRfMi0zLTEtMS0w_3b0703e8-856d-4906-82b7-bab250985eaa"
      unitRef="usd">1655000</us-gaap:DefinedBenefitPlanServiceCost>
    <us-gaap:DefinedBenefitPlanInterestCost
      contextRef="if795254b622743618b005519d6fe0eed_D20210101-20210331"
      decimals="-3"
      id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN181OC9mcmFnOmZkMDM2MTI4MmFjYzQxODVhMTg1YTljOWY4ZjQ0ZGVlL3RhYmxlOjhjYTUzNTU4YjE5NjQzZDNhZmFmZTIyYWUwOTc5ZTE0L3RhYmxlcmFuZ2U6OGNhNTM1NThiMTk2NDNkM2FmYWZlMjJhZTA5NzllMTRfMy0xLTEtMS0w_09a3ef04-1f74-4585-acfd-e95737ddabb0"
      unitRef="usd">2915000</us-gaap:DefinedBenefitPlanInterestCost>
    <us-gaap:DefinedBenefitPlanInterestCost
      contextRef="i74f026c4a5824eca81768ebd66064aae_D20200101-20200331"
      decimals="-3"
      id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN181OC9mcmFnOmZkMDM2MTI4MmFjYzQxODVhMTg1YTljOWY4ZjQ0ZGVlL3RhYmxlOjhjYTUzNTU4YjE5NjQzZDNhZmFmZTIyYWUwOTc5ZTE0L3RhYmxlcmFuZ2U6OGNhNTM1NThiMTk2NDNkM2FmYWZlMjJhZTA5NzllMTRfMy0zLTEtMS0w_a4f5565f-f061-478a-8a8e-ba92025c30e0"
      unitRef="usd">3263000</us-gaap:DefinedBenefitPlanInterestCost>
    <us-gaap:DefinedBenefitPlanExpectedReturnOnPlanAssets
      contextRef="if795254b622743618b005519d6fe0eed_D20210101-20210331"
      decimals="-3"
      id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN181OC9mcmFnOmZkMDM2MTI4MmFjYzQxODVhMTg1YTljOWY4ZjQ0ZGVlL3RhYmxlOjhjYTUzNTU4YjE5NjQzZDNhZmFmZTIyYWUwOTc5ZTE0L3RhYmxlcmFuZ2U6OGNhNTM1NThiMTk2NDNkM2FmYWZlMjJhZTA5NzllMTRfNC0xLTEtMS0w_5ef55928-f9b1-4122-8ea6-295b9e5f8c4e"
      unitRef="usd">5590000</us-gaap:DefinedBenefitPlanExpectedReturnOnPlanAssets>
    <us-gaap:DefinedBenefitPlanExpectedReturnOnPlanAssets
      contextRef="i74f026c4a5824eca81768ebd66064aae_D20200101-20200331"
      decimals="-3"
      id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN181OC9mcmFnOmZkMDM2MTI4MmFjYzQxODVhMTg1YTljOWY4ZjQ0ZGVlL3RhYmxlOjhjYTUzNTU4YjE5NjQzZDNhZmFmZTIyYWUwOTc5ZTE0L3RhYmxlcmFuZ2U6OGNhNTM1NThiMTk2NDNkM2FmYWZlMjJhZTA5NzllMTRfNC0zLTEtMS0w_d0f23498-2407-4219-8864-3e61ede535c2"
      unitRef="usd">5505000</us-gaap:DefinedBenefitPlanExpectedReturnOnPlanAssets>
    <ottr:DefinedBenefitPlanAmortizationOfGainsLossesFromRegulatoryAssets
      contextRef="if795254b622743618b005519d6fe0eed_D20210101-20210331"
      decimals="-3"
      id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN181OC9mcmFnOmZkMDM2MTI4MmFjYzQxODVhMTg1YTljOWY4ZjQ0ZGVlL3RhYmxlOjhjYTUzNTU4YjE5NjQzZDNhZmFmZTIyYWUwOTc5ZTE0L3RhYmxlcmFuZ2U6OGNhNTM1NThiMTk2NDNkM2FmYWZlMjJhZTA5NzllMTRfOS0xLTEtMS0w_46a034b0-f95c-4960-aae7-20ddaf95f5b2"
      unitRef="usd">-2660000</ottr:DefinedBenefitPlanAmortizationOfGainsLossesFromRegulatoryAssets>
    <ottr:DefinedBenefitPlanAmortizationOfGainsLossesFromRegulatoryAssets
      contextRef="i74f026c4a5824eca81768ebd66064aae_D20200101-20200331"
      decimals="-3"
      id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN181OC9mcmFnOmZkMDM2MTI4MmFjYzQxODVhMTg1YTljOWY4ZjQ0ZGVlL3RhYmxlOjhjYTUzNTU4YjE5NjQzZDNhZmFmZTIyYWUwOTc5ZTE0L3RhYmxlcmFuZ2U6OGNhNTM1NThiMTk2NDNkM2FmYWZlMjJhZTA5NzllMTRfOS0zLTEtMS0w_fa2f47be-716f-495e-9e54-8998eb34d61f"
      unitRef="usd">-2231000</ottr:DefinedBenefitPlanAmortizationOfGainsLossesFromRegulatoryAssets>
    <ottr:DefinedBenefitPlanAmortizationOfGainsLossesFromOtherComprehensiveIncome
      contextRef="if795254b622743618b005519d6fe0eed_D20210101-20210331"
      decimals="-3"
      id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN181OC9mcmFnOmZkMDM2MTI4MmFjYzQxODVhMTg1YTljOWY4ZjQ0ZGVlL3RhYmxlOjhjYTUzNTU4YjE5NjQzZDNhZmFmZTIyYWUwOTc5ZTE0L3RhYmxlcmFuZ2U6OGNhNTM1NThiMTk2NDNkM2FmYWZlMjJhZTA5NzllMTRfMTAtMS0xLTEtMA_dab8f668-f037-4464-8ce0-63916280ed00"
      unitRef="usd">-68000</ottr:DefinedBenefitPlanAmortizationOfGainsLossesFromOtherComprehensiveIncome>
    <ottr:DefinedBenefitPlanAmortizationOfGainsLossesFromOtherComprehensiveIncome
      contextRef="i74f026c4a5824eca81768ebd66064aae_D20200101-20200331"
      decimals="-3"
      id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN181OC9mcmFnOmZkMDM2MTI4MmFjYzQxODVhMTg1YTljOWY4ZjQ0ZGVlL3RhYmxlOjhjYTUzNTU4YjE5NjQzZDNhZmFmZTIyYWUwOTc5ZTE0L3RhYmxlcmFuZ2U6OGNhNTM1NThiMTk2NDNkM2FmYWZlMjJhZTA5NzllMTRfMTAtMy0xLTEtMA_e4170c2f-4be7-4320-ba89-80c0546c2155"
      unitRef="usd">-55000</ottr:DefinedBenefitPlanAmortizationOfGainsLossesFromOtherComprehensiveIncome>
    <us-gaap:DefinedBenefitPlanNetPeriodicBenefitCost
      contextRef="if795254b622743618b005519d6fe0eed_D20210101-20210331"
      decimals="-3"
      id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN181OC9mcmFnOmZkMDM2MTI4MmFjYzQxODVhMTg1YTljOWY4ZjQ0ZGVlL3RhYmxlOjhjYTUzNTU4YjE5NjQzZDNhZmFmZTIyYWUwOTc5ZTE0L3RhYmxlcmFuZ2U6OGNhNTM1NThiMTk2NDNkM2FmYWZlMjJhZTA5NzllMTRfMTEtMS0xLTEtMA_559e3bd8-9e21-4d5c-8b66-d7b999d8d748"
      unitRef="usd">1919000</us-gaap:DefinedBenefitPlanNetPeriodicBenefitCost>
    <us-gaap:DefinedBenefitPlanNetPeriodicBenefitCost
      contextRef="i74f026c4a5824eca81768ebd66064aae_D20200101-20200331"
      decimals="-3"
      id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN181OC9mcmFnOmZkMDM2MTI4MmFjYzQxODVhMTg1YTljOWY4ZjQ0ZGVlL3RhYmxlOjhjYTUzNTU4YjE5NjQzZDNhZmFmZTIyYWUwOTc5ZTE0L3RhYmxlcmFuZ2U6OGNhNTM1NThiMTk2NDNkM2FmYWZlMjJhZTA5NzllMTRfMTEtMy0xLTEtMA_662a75e7-65f6-473e-923e-92689df55658"
      unitRef="usd">1699000</us-gaap:DefinedBenefitPlanNetPeriodicBenefitCost>
    <us-gaap:DefinedBenefitPlanContributionsByEmployer
      contextRef="i5eaa61a1a36b40fa928874c3234f1b59_D20210101-20210131"
      decimals="-5"
      id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN181OC9mcmFnOmZkMDM2MTI4MmFjYzQxODVhMTg1YTljOWY4ZjQ0ZGVlL3RleHRyZWdpb246ZmQwMzYxMjgyYWNjNDE4NWExODVhOWM5ZjhmNDRkZWVfMzY5_c5a8e477-fdb7-4b3f-abbe-6f5f9e500b65"
      unitRef="usd">10000000.0</us-gaap:DefinedBenefitPlanContributionsByEmployer>
    <us-gaap:DefinedBenefitPlanServiceCost
      contextRef="ic86d8825d57c4d4cb39cde50bdcca2da_D20210101-20210331"
      decimals="-3"
      id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN181OC9mcmFnOmZkMDM2MTI4MmFjYzQxODVhMTg1YTljOWY4ZjQ0ZGVlL3RhYmxlOjgzNTUyOTlhNDA3YzRkMjZiNThjM2Q1YmNlNDE5MzZlL3RhYmxlcmFuZ2U6ODM1NTI5OWE0MDdjNGQyNmI1OGMzZDViY2U0MTkzNmVfMi0xLTEtMS0w_dc77a793-d3a8-4015-b27f-2c69994f997e"
      unitRef="usd">47000</us-gaap:DefinedBenefitPlanServiceCost>
    <us-gaap:DefinedBenefitPlanServiceCost
      contextRef="ic4ce2caac6354dcca222dd301bee309d_D20200101-20200331"
      decimals="-3"
      id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN181OC9mcmFnOmZkMDM2MTI4MmFjYzQxODVhMTg1YTljOWY4ZjQ0ZGVlL3RhYmxlOjgzNTUyOTlhNDA3YzRkMjZiNThjM2Q1YmNlNDE5MzZlL3RhYmxlcmFuZ2U6ODM1NTI5OWE0MDdjNGQyNmI1OGMzZDViY2U0MTkzNmVfMi0zLTEtMS0w_130dc093-7715-4dca-b5f4-41a5bd54a062"
      unitRef="usd">45000</us-gaap:DefinedBenefitPlanServiceCost>
    <us-gaap:DefinedBenefitPlanInterestCost
      contextRef="ic86d8825d57c4d4cb39cde50bdcca2da_D20210101-20210331"
      decimals="-3"
      id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN181OC9mcmFnOmZkMDM2MTI4MmFjYzQxODVhMTg1YTljOWY4ZjQ0ZGVlL3RhYmxlOjgzNTUyOTlhNDA3YzRkMjZiNThjM2Q1YmNlNDE5MzZlL3RhYmxlcmFuZ2U6ODM1NTI5OWE0MDdjNGQyNmI1OGMzZDViY2U0MTkzNmVfMy0xLTEtMS0w_3c9d576f-c44c-4207-8b45-021a776ec701"
      unitRef="usd">307000</us-gaap:DefinedBenefitPlanInterestCost>
    <us-gaap:DefinedBenefitPlanInterestCost
      contextRef="ic4ce2caac6354dcca222dd301bee309d_D20200101-20200331"
      decimals="-3"
      id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN181OC9mcmFnOmZkMDM2MTI4MmFjYzQxODVhMTg1YTljOWY4ZjQ0ZGVlL3RhYmxlOjgzNTUyOTlhNDA3YzRkMjZiNThjM2Q1YmNlNDE5MzZlL3RhYmxlcmFuZ2U6ODM1NTI5OWE0MDdjNGQyNmI1OGMzZDViY2U0MTkzNmVfMy0zLTEtMS0w_8013354b-c901-495b-9983-23268c74175e"
      unitRef="usd">362000</us-gaap:DefinedBenefitPlanInterestCost>
    <ottr:DefinedBenefitPlanAmortizationOfGainsLossesFromRegulatoryAssets
      contextRef="ic86d8825d57c4d4cb39cde50bdcca2da_D20210101-20210331"
      decimals="-3"
      id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN181OC9mcmFnOmZkMDM2MTI4MmFjYzQxODVhMTg1YTljOWY4ZjQ0ZGVlL3RhYmxlOjgzNTUyOTlhNDA3YzRkMjZiNThjM2Q1YmNlNDE5MzZlL3RhYmxlcmFuZ2U6ODM1NTI5OWE0MDdjNGQyNmI1OGMzZDViY2U0MTkzNmVfOC0xLTEtMS0w_afd1d4bf-12cf-4305-8615-7b3b8684e3e4"
      unitRef="usd">-31000</ottr:DefinedBenefitPlanAmortizationOfGainsLossesFromRegulatoryAssets>
    <ottr:DefinedBenefitPlanAmortizationOfGainsLossesFromRegulatoryAssets
      contextRef="ic4ce2caac6354dcca222dd301bee309d_D20200101-20200331"
      decimals="-3"
      id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN181OC9mcmFnOmZkMDM2MTI4MmFjYzQxODVhMTg1YTljOWY4ZjQ0ZGVlL3RhYmxlOjgzNTUyOTlhNDA3YzRkMjZiNThjM2Q1YmNlNDE5MzZlL3RhYmxlcmFuZ2U6ODM1NTI5OWE0MDdjNGQyNmI1OGMzZDViY2U0MTkzNmVfOC0zLTEtMS0w_43b44630-9f89-4762-b374-4dc0eadbe1f4"
      unitRef="usd">-23000</ottr:DefinedBenefitPlanAmortizationOfGainsLossesFromRegulatoryAssets>
    <ottr:DefinedBenefitPlanAmortizationOfGainsLossesFromOtherComprehensiveIncome
      contextRef="ic86d8825d57c4d4cb39cde50bdcca2da_D20210101-20210331"
      decimals="-3"
      id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN181OC9mcmFnOmZkMDM2MTI4MmFjYzQxODVhMTg1YTljOWY4ZjQ0ZGVlL3RhYmxlOjgzNTUyOTlhNDA3YzRkMjZiNThjM2Q1YmNlNDE5MzZlL3RhYmxlcmFuZ2U6ODM1NTI5OWE0MDdjNGQyNmI1OGMzZDViY2U0MTkzNmVfOS0xLTEtMS0w_dfae25bc-7994-46c9-81de-843b4ddb4ae6"
      unitRef="usd">-124000</ottr:DefinedBenefitPlanAmortizationOfGainsLossesFromOtherComprehensiveIncome>
    <ottr:DefinedBenefitPlanAmortizationOfGainsLossesFromOtherComprehensiveIncome
      contextRef="ic4ce2caac6354dcca222dd301bee309d_D20200101-20200331"
      decimals="-3"
      id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN181OC9mcmFnOmZkMDM2MTI4MmFjYzQxODVhMTg1YTljOWY4ZjQ0ZGVlL3RhYmxlOjgzNTUyOTlhNDA3YzRkMjZiNThjM2Q1YmNlNDE5MzZlL3RhYmxlcmFuZ2U6ODM1NTI5OWE0MDdjNGQyNmI1OGMzZDViY2U0MTkzNmVfOS0zLTEtMS0w_bf49a475-591c-46f5-a179-9e5c47d50992"
      unitRef="usd">-86000</ottr:DefinedBenefitPlanAmortizationOfGainsLossesFromOtherComprehensiveIncome>
    <us-gaap:DefinedBenefitPlanNetPeriodicBenefitCost
      contextRef="ic86d8825d57c4d4cb39cde50bdcca2da_D20210101-20210331"
      decimals="-3"
      id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN181OC9mcmFnOmZkMDM2MTI4MmFjYzQxODVhMTg1YTljOWY4ZjQ0ZGVlL3RhYmxlOjgzNTUyOTlhNDA3YzRkMjZiNThjM2Q1YmNlNDE5MzZlL3RhYmxlcmFuZ2U6ODM1NTI5OWE0MDdjNGQyNmI1OGMzZDViY2U0MTkzNmVfMTAtMS0xLTEtMA_0acd40de-353c-4719-986c-428ca6fac7fd"
      unitRef="usd">509000</us-gaap:DefinedBenefitPlanNetPeriodicBenefitCost>
    <us-gaap:DefinedBenefitPlanNetPeriodicBenefitCost
      contextRef="ic4ce2caac6354dcca222dd301bee309d_D20200101-20200331"
      decimals="-3"
      id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN181OC9mcmFnOmZkMDM2MTI4MmFjYzQxODVhMTg1YTljOWY4ZjQ0ZGVlL3RhYmxlOjgzNTUyOTlhNDA3YzRkMjZiNThjM2Q1YmNlNDE5MzZlL3RhYmxlcmFuZ2U6ODM1NTI5OWE0MDdjNGQyNmI1OGMzZDViY2U0MTkzNmVfMTAtMy0xLTEtMA_38a5286b-f740-4a04-8f8b-86c0f04d05de"
      unitRef="usd">516000</us-gaap:DefinedBenefitPlanNetPeriodicBenefitCost>
    <us-gaap:DefinedBenefitPlanServiceCost
      contextRef="i0760f14c1f0d4e529834deb39ba01480_D20210101-20210331"
      decimals="-3"
      id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN181OC9mcmFnOmZkMDM2MTI4MmFjYzQxODVhMTg1YTljOWY4ZjQ0ZGVlL3RhYmxlOjdjZTlmMzE4MjkzODQzMDdhOTQyYWY0MzEzYjFjYzA2L3RhYmxlcmFuZ2U6N2NlOWYzMTgyOTM4NDMwN2E5NDJhZjQzMTNiMWNjMDZfMi0xLTEtMS0w_49bc2bd7-bd2a-4d9a-a530-1f1ee67a059c"
      unitRef="usd">430000</us-gaap:DefinedBenefitPlanServiceCost>
    <us-gaap:DefinedBenefitPlanServiceCost
      contextRef="i323e96b69fd3409ba53d01363ae1f8b4_D20200101-20200331"
      decimals="-3"
      id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN181OC9mcmFnOmZkMDM2MTI4MmFjYzQxODVhMTg1YTljOWY4ZjQ0ZGVlL3RhYmxlOjdjZTlmMzE4MjkzODQzMDdhOTQyYWY0MzEzYjFjYzA2L3RhYmxlcmFuZ2U6N2NlOWYzMTgyOTM4NDMwN2E5NDJhZjQzMTNiMWNjMDZfMi0zLTEtMS0w_7a2ade18-392d-46d0-b7a8-7bbd6bd84e9f"
      unitRef="usd">462000</us-gaap:DefinedBenefitPlanServiceCost>
    <us-gaap:DefinedBenefitPlanInterestCost
      contextRef="i0760f14c1f0d4e529834deb39ba01480_D20210101-20210331"
      decimals="-3"
      id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN181OC9mcmFnOmZkMDM2MTI4MmFjYzQxODVhMTg1YTljOWY4ZjQ0ZGVlL3RhYmxlOjdjZTlmMzE4MjkzODQzMDdhOTQyYWY0MzEzYjFjYzA2L3RhYmxlcmFuZ2U6N2NlOWYzMTgyOTM4NDMwN2E5NDJhZjQzMTNiMWNjMDZfMy0xLTEtMS0w_0a3613c7-9421-4364-bc88-b4fc7e17c82a"
      unitRef="usd">473000</us-gaap:DefinedBenefitPlanInterestCost>
    <us-gaap:DefinedBenefitPlanInterestCost
      contextRef="i323e96b69fd3409ba53d01363ae1f8b4_D20200101-20200331"
      decimals="-3"
      id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN181OC9mcmFnOmZkMDM2MTI4MmFjYzQxODVhMTg1YTljOWY4ZjQ0ZGVlL3RhYmxlOjdjZTlmMzE4MjkzODQzMDdhOTQyYWY0MzEzYjFjYzA2L3RhYmxlcmFuZ2U6N2NlOWYzMTgyOTM4NDMwN2E5NDJhZjQzMTNiMWNjMDZfMy0zLTEtMS0w_85755c07-c4d9-41cf-9d63-560f0a5e25e0"
      unitRef="usd">598000</us-gaap:DefinedBenefitPlanInterestCost>
    <ottr:DefinedBenefitPlanAmortizationOfPriorServiceCostFromRegulatoryAssetsCredit
      contextRef="i0760f14c1f0d4e529834deb39ba01480_D20210101-20210331"
      decimals="-3"
      id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN181OC9mcmFnOmZkMDM2MTI4MmFjYzQxODVhMTg1YTljOWY4ZjQ0ZGVlL3RhYmxlOjdjZTlmMzE4MjkzODQzMDdhOTQyYWY0MzEzYjFjYzA2L3RhYmxlcmFuZ2U6N2NlOWYzMTgyOTM4NDMwN2E5NDJhZjQzMTNiMWNjMDZfNS0xLTEtMS0w_2fdf709a-67eb-4ae1-aad5-0c7bfc980ce4"
      unitRef="usd">-1397000</ottr:DefinedBenefitPlanAmortizationOfPriorServiceCostFromRegulatoryAssetsCredit>
    <ottr:DefinedBenefitPlanAmortizationOfPriorServiceCostFromRegulatoryAssetsCredit
      contextRef="i323e96b69fd3409ba53d01363ae1f8b4_D20200101-20200331"
      decimals="-3"
      id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN181OC9mcmFnOmZkMDM2MTI4MmFjYzQxODVhMTg1YTljOWY4ZjQ0ZGVlL3RhYmxlOjdjZTlmMzE4MjkzODQzMDdhOTQyYWY0MzEzYjFjYzA2L3RhYmxlcmFuZ2U6N2NlOWYzMTgyOTM4NDMwN2E5NDJhZjQzMTNiMWNjMDZfNS0zLTEtMS0w_1826f0da-de95-471a-86ee-5182337a4109"
      unitRef="usd">-1169000</ottr:DefinedBenefitPlanAmortizationOfPriorServiceCostFromRegulatoryAssetsCredit>
    <ottr:DefinedBenefitPlanAmortizationOfPriorServiceCostFromOtherComprehensiveIncomeCredit
      contextRef="i0760f14c1f0d4e529834deb39ba01480_D20210101-20210331"
      decimals="-3"
      id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN181OC9mcmFnOmZkMDM2MTI4MmFjYzQxODVhMTg1YTljOWY4ZjQ0ZGVlL3RhYmxlOjdjZTlmMzE4MjkzODQzMDdhOTQyYWY0MzEzYjFjYzA2L3RhYmxlcmFuZ2U6N2NlOWYzMTgyOTM4NDMwN2E5NDJhZjQzMTNiMWNjMDZfNi0xLTEtMS0w_93a71f5d-203d-4e8e-aadc-edb348cd6db5"
      unitRef="usd">-36000</ottr:DefinedBenefitPlanAmortizationOfPriorServiceCostFromOtherComprehensiveIncomeCredit>
    <ottr:DefinedBenefitPlanAmortizationOfPriorServiceCostFromOtherComprehensiveIncomeCredit
      contextRef="i323e96b69fd3409ba53d01363ae1f8b4_D20200101-20200331"
      decimals="-3"
      id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN181OC9mcmFnOmZkMDM2MTI4MmFjYzQxODVhMTg1YTljOWY4ZjQ0ZGVlL3RhYmxlOjdjZTlmMzE4MjkzODQzMDdhOTQyYWY0MzEzYjFjYzA2L3RhYmxlcmFuZ2U6N2NlOWYzMTgyOTM4NDMwN2E5NDJhZjQzMTNiMWNjMDZfNi0zLTEtMS0w_2016a08b-343e-474d-b4c1-81917baf8488"
      unitRef="usd">-29000</ottr:DefinedBenefitPlanAmortizationOfPriorServiceCostFromOtherComprehensiveIncomeCredit>
    <ottr:DefinedBenefitPlanAmortizationOfGainsLossesFromRegulatoryAssets
      contextRef="i0760f14c1f0d4e529834deb39ba01480_D20210101-20210331"
      decimals="-3"
      id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN181OC9mcmFnOmZkMDM2MTI4MmFjYzQxODVhMTg1YTljOWY4ZjQ0ZGVlL3RhYmxlOjdjZTlmMzE4MjkzODQzMDdhOTQyYWY0MzEzYjFjYzA2L3RhYmxlcmFuZ2U6N2NlOWYzMTgyOTM4NDMwN2E5NDJhZjQzMTNiMWNjMDZfOC0xLTEtMS0w_8ed3b689-48c1-4cca-8ef2-e51e2ebaa05b"
      unitRef="usd">-920000</ottr:DefinedBenefitPlanAmortizationOfGainsLossesFromRegulatoryAssets>
    <ottr:DefinedBenefitPlanAmortizationOfGainsLossesFromRegulatoryAssets
      contextRef="i323e96b69fd3409ba53d01363ae1f8b4_D20200101-20200331"
      decimals="-3"
      id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN181OC9mcmFnOmZkMDM2MTI4MmFjYzQxODVhMTg1YTljOWY4ZjQ0ZGVlL3RhYmxlOjdjZTlmMzE4MjkzODQzMDdhOTQyYWY0MzEzYjFjYzA2L3RhYmxlcmFuZ2U6N2NlOWYzMTgyOTM4NDMwN2E5NDJhZjQzMTNiMWNjMDZfOC0zLTEtMS0w_5562b3f4-2a00-425e-a76e-9785a3abe823"
      unitRef="usd">-1051000</ottr:DefinedBenefitPlanAmortizationOfGainsLossesFromRegulatoryAssets>
    <ottr:DefinedBenefitPlanAmortizationOfGainsLossesFromOtherComprehensiveIncome
      contextRef="i0760f14c1f0d4e529834deb39ba01480_D20210101-20210331"
      decimals="-3"
      id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN181OC9mcmFnOmZkMDM2MTI4MmFjYzQxODVhMTg1YTljOWY4ZjQ0ZGVlL3RhYmxlOjdjZTlmMzE4MjkzODQzMDdhOTQyYWY0MzEzYjFjYzA2L3RhYmxlcmFuZ2U6N2NlOWYzMTgyOTM4NDMwN2E5NDJhZjQzMTNiMWNjMDZfOS0xLTEtMS0w_f8f8d00b-1056-4d8d-a810-67f01763b8cb"
      unitRef="usd">-23000</ottr:DefinedBenefitPlanAmortizationOfGainsLossesFromOtherComprehensiveIncome>
    <ottr:DefinedBenefitPlanAmortizationOfGainsLossesFromOtherComprehensiveIncome
      contextRef="i323e96b69fd3409ba53d01363ae1f8b4_D20200101-20200331"
      decimals="-3"
      id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN181OC9mcmFnOmZkMDM2MTI4MmFjYzQxODVhMTg1YTljOWY4ZjQ0ZGVlL3RhYmxlOjdjZTlmMzE4MjkzODQzMDdhOTQyYWY0MzEzYjFjYzA2L3RhYmxlcmFuZ2U6N2NlOWYzMTgyOTM4NDMwN2E5NDJhZjQzMTNiMWNjMDZfOS0zLTEtMS0w_9a121ed0-3618-4df6-aa6e-e3b8c14e3692"
      unitRef="usd">-26000</ottr:DefinedBenefitPlanAmortizationOfGainsLossesFromOtherComprehensiveIncome>
    <us-gaap:DefinedBenefitPlanNetPeriodicBenefitCost
      contextRef="i0760f14c1f0d4e529834deb39ba01480_D20210101-20210331"
      decimals="-3"
      id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN181OC9mcmFnOmZkMDM2MTI4MmFjYzQxODVhMTg1YTljOWY4ZjQ0ZGVlL3RhYmxlOjdjZTlmMzE4MjkzODQzMDdhOTQyYWY0MzEzYjFjYzA2L3RhYmxlcmFuZ2U6N2NlOWYzMTgyOTM4NDMwN2E5NDJhZjQzMTNiMWNjMDZfMTAtMS0xLTEtMA_6af0ca74-1681-44cf-8a17-8082b87b41a4"
      unitRef="usd">413000</us-gaap:DefinedBenefitPlanNetPeriodicBenefitCost>
    <us-gaap:DefinedBenefitPlanNetPeriodicBenefitCost
      contextRef="i323e96b69fd3409ba53d01363ae1f8b4_D20200101-20200331"
      decimals="-3"
      id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN181OC9mcmFnOmZkMDM2MTI4MmFjYzQxODVhMTg1YTljOWY4ZjQ0ZGVlL3RhYmxlOjdjZTlmMzE4MjkzODQzMDdhOTQyYWY0MzEzYjFjYzA2L3RhYmxlcmFuZ2U6N2NlOWYzMTgyOTM4NDMwN2E5NDJhZjQzMTNiMWNjMDZfMTAtMy0xLTEtMA_a1db80dc-2a1e-4cf0-a09c-8be72a8d3a2e"
      unitRef="usd">939000</us-gaap:DefinedBenefitPlanNetPeriodicBenefitCost>
    <us-gaap:IncomeTaxDisclosureTextBlock
      contextRef="i3a76d1213b09470fa8c6c3f49fa75d98_D20210101-20210331"
      id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN182MS9mcmFnOjZkMTI1OTIwMzc4MjQ0ZWY5ODg0YWQyZWU4YThlYWJkL3RleHRyZWdpb246NmQxMjU5MjAzNzgyNDRlZjk4ODRhZDJlZThhOGVhYmRfMTI2MA_9526d909-4ad3-42a1-9ab5-ee2634975104">Income Taxes&lt;div style="margin-bottom:3pt;margin-top:6pt"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:9pt;font-weight:400;line-height:120%"&gt;The reconciliation of the statutory federal income tax rate to our effective tax rate for each of the three months ended March&#160;31, 2021 and 2020 is as follows:&lt;/span&gt;&lt;table style="border-collapse:collapse;display:inline-table;margin-bottom:5pt;vertical-align:text-bottom;width:100.000%"&gt;&lt;tr&gt;&lt;td style="width:1.0%"/&gt;&lt;td style="width:74.872%"/&gt;&lt;td style="width:0.1%"/&gt;&lt;td style="width:1.0%"/&gt;&lt;td style="width:10.011%"/&gt;&lt;td style="width:0.1%"/&gt;&lt;td style="width:0.1%"/&gt;&lt;td style="width:1.605%"/&gt;&lt;td style="width:0.1%"/&gt;&lt;td style="width:1.0%"/&gt;&lt;td style="width:10.012%"/&gt;&lt;td style="width:0.1%"/&gt;&lt;td colspan="3" style="display:none"/&gt;&lt;td colspan="3" style="display:none"/&gt;&lt;td colspan="3" style="display:none"/&gt;&lt;td colspan="3" style="display:none"/&gt;&lt;/tr&gt;&lt;tr&gt;&lt;td colspan="3" style="display:none"/&gt;&lt;td colspan="3" style="display:none"/&gt;&lt;td colspan="3" style="display:none"/&gt;&lt;td colspan="3" style="display:none"/&gt;&lt;/tr&gt;&lt;tr&gt;&lt;td colspan="3" style="padding:0 1pt"/&gt;&lt;td colspan="3" style="padding:2px 1pt;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-style:italic;font-weight:700;line-height:120%"&gt;2021&lt;/span&gt;&lt;/td&gt;&lt;td colspan="3" style="padding:0 1pt"/&gt;&lt;td colspan="3" style="padding:2px 1pt;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-style:italic;font-weight:700;line-height:120%"&gt;2020&lt;/span&gt;&lt;/td&gt;&lt;td colspan="3" style="display:none"/&gt;&lt;td colspan="3" style="display:none"/&gt;&lt;td colspan="3" style="display:none"/&gt;&lt;td colspan="3" style="display:none"/&gt;&lt;/tr&gt;&lt;tr style="height:3pt"&gt;&lt;td colspan="3" style="border-top:1pt solid #000;padding:0 1pt"/&gt;&lt;td colspan="3" style="border-top:1pt solid #000;padding:0 1pt"/&gt;&lt;td colspan="3" style="border-top:1pt solid #000;padding:0 1pt"/&gt;&lt;td colspan="3" style="border-top:1pt solid #000;padding:0 1pt"/&gt;&lt;td colspan="3" style="display:none"/&gt;&lt;td colspan="3" style="display:none"/&gt;&lt;td colspan="3" style="display:none"/&gt;&lt;td colspan="3" style="display:none"/&gt;&lt;/tr&gt;&lt;tr&gt;&lt;td colspan="3" style="background-color:#dbdbdb;padding:2px 1pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%"&gt;Federal Statutory Rate&lt;/span&gt;&lt;/td&gt;&lt;td colspan="2" style="background-color:#dbdbdb;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:120%"&gt;21.0&lt;/span&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%"&gt;&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#dbdbdb;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:120%"&gt;%&lt;/span&gt;&lt;/td&gt;&lt;td colspan="3" style="background-color:#dbdbdb;padding:0 1pt"/&gt;&lt;td colspan="2" style="background-color:#dbdbdb;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%"&gt;21.0&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#dbdbdb;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%"&gt;%&lt;/span&gt;&lt;/td&gt;&lt;td colspan="3" style="display:none"/&gt;&lt;td colspan="3" style="display:none"/&gt;&lt;td colspan="3" style="display:none"/&gt;&lt;td colspan="3" style="display:none"/&gt;&lt;/tr&gt;&lt;tr&gt;&lt;td colspan="3" style="background-color:#ffffff;padding:2px 1pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%"&gt;Increases (Decreases) in Tax from:&lt;/span&gt;&lt;/td&gt;&lt;td colspan="3" style="background-color:#ffffff;padding:0 1pt"/&gt;&lt;td colspan="3" style="background-color:#ffffff;padding:0 1pt"/&gt;&lt;td colspan="3" style="background-color:#ffffff;padding:0 1pt"/&gt;&lt;td colspan="3" style="display:none"/&gt;&lt;td colspan="3" style="display:none"/&gt;&lt;td colspan="3" style="display:none"/&gt;&lt;td colspan="3" style="display:none"/&gt;&lt;/tr&gt;&lt;tr&gt;&lt;td colspan="3" style="background-color:#dbdbdb;padding:2px 1pt 2px 7.75pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%"&gt;State Taxes on Income, Net of Federal Tax&lt;/span&gt;&lt;/td&gt;&lt;td colspan="2" style="background-color:#dbdbdb;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:120%"&gt;5.0&lt;/span&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%"&gt;&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#dbdbdb;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/&gt;&lt;td colspan="3" style="background-color:#dbdbdb;padding:0 1pt"/&gt;&lt;td colspan="2" style="background-color:#dbdbdb;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%"&gt;5.0&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#dbdbdb;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/&gt;&lt;td colspan="3" style="display:none"/&gt;&lt;td colspan="3" style="display:none"/&gt;&lt;td colspan="3" style="display:none"/&gt;&lt;td colspan="3" style="display:none"/&gt;&lt;/tr&gt;&lt;tr&gt;&lt;td colspan="3" style="background-color:#ffffff;padding:2px 1pt 2px 7.75pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%"&gt;Production Tax Credits (PTCs)&lt;/span&gt;&lt;/td&gt;&lt;td colspan="2" style="background-color:#ffffff;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:120%"&gt;(7.6)&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#ffffff;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/&gt;&lt;td colspan="3" style="background-color:#ffffff;padding:0 1pt"/&gt;&lt;td colspan="2" style="background-color:#ffffff;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%"&gt;&#x2014;&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#ffffff;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/&gt;&lt;td colspan="3" style="display:none"/&gt;&lt;td colspan="3" style="display:none"/&gt;&lt;td colspan="3" style="display:none"/&gt;&lt;td colspan="3" style="display:none"/&gt;&lt;/tr&gt;&lt;tr&gt;&lt;td colspan="3" style="background-color:#dbdbdb;padding:2px 1pt 2px 7.75pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%"&gt;Amortization of Excess Deferred Income Taxes&lt;/span&gt;&lt;/td&gt;&lt;td colspan="2" style="background-color:#dbdbdb;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:120%"&gt;(2.9)&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#dbdbdb;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/&gt;&lt;td colspan="3" style="background-color:#dbdbdb;padding:0 1pt"/&gt;&lt;td colspan="2" style="background-color:#dbdbdb;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%"&gt;(4.1)&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#dbdbdb;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/&gt;&lt;td colspan="3" style="display:none"/&gt;&lt;td colspan="3" style="display:none"/&gt;&lt;td colspan="3" style="display:none"/&gt;&lt;td colspan="3" style="display:none"/&gt;&lt;/tr&gt;&lt;tr&gt;&lt;td colspan="3" style="background-color:#ffffff;padding:2px 1pt 2px 7.75pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%"&gt;Corporate-Owned Life Insurance&lt;/span&gt;&lt;/td&gt;&lt;td colspan="2" style="background-color:#ffffff;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:120%"&gt;(0.5)&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#ffffff;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/&gt;&lt;td colspan="3" style="background-color:#ffffff;padding:0 1pt"/&gt;&lt;td colspan="2" style="background-color:#ffffff;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%"&gt;0.7&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#ffffff;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/&gt;&lt;td colspan="3" style="display:none"/&gt;&lt;td colspan="3" style="display:none"/&gt;&lt;td colspan="3" style="display:none"/&gt;&lt;td colspan="3" style="display:none"/&gt;&lt;/tr&gt;&lt;tr&gt;&lt;td colspan="3" style="background-color:#dbdbdb;padding:2px 1pt 2px 7.75pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%"&gt;North Dakota Wind Tax Credit Amortization, Net of Federal Tax&lt;/span&gt;&lt;/td&gt;&lt;td colspan="2" style="background-color:#dbdbdb;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:120%"&gt;(0.4)&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#dbdbdb;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/&gt;&lt;td colspan="3" style="background-color:#dbdbdb;padding:0 1pt"/&gt;&lt;td colspan="2" style="background-color:#dbdbdb;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%"&gt;(0.9)&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#dbdbdb;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/&gt;&lt;td colspan="3" style="display:none"/&gt;&lt;td colspan="3" style="display:none"/&gt;&lt;td colspan="3" style="display:none"/&gt;&lt;td colspan="3" style="display:none"/&gt;&lt;/tr&gt;&lt;tr&gt;&lt;td colspan="3" style="background-color:#ffffff;padding:2px 1pt 2px 7.75pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%"&gt;Excess Tax Deduction on Stock Awards&lt;/span&gt;&lt;/td&gt;&lt;td colspan="2" style="background-color:#ffffff;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:120%"&gt;(0.1)&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#ffffff;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/&gt;&lt;td colspan="3" style="background-color:#ffffff;padding:0 1pt"/&gt;&lt;td colspan="2" style="background-color:#ffffff;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%"&gt;(1.3)&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#ffffff;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/&gt;&lt;td colspan="3" style="display:none"/&gt;&lt;td colspan="3" style="display:none"/&gt;&lt;td colspan="3" style="display:none"/&gt;&lt;td colspan="3" style="display:none"/&gt;&lt;/tr&gt;&lt;tr&gt;&lt;td colspan="3" style="background-color:#dbdbdb;padding:2px 1pt 2px 7.75pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%"&gt;Allowance for Equity Funds Used During Construction&lt;/span&gt;&lt;/td&gt;&lt;td colspan="2" style="background-color:#dbdbdb;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:120%"&gt;&#x2014;&lt;/span&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%"&gt;&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#dbdbdb;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/&gt;&lt;td colspan="3" style="background-color:#dbdbdb;padding:0 1pt"/&gt;&lt;td colspan="2" style="background-color:#dbdbdb;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%"&gt;(1.0)&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#dbdbdb;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/&gt;&lt;td colspan="3" style="display:none"/&gt;&lt;td colspan="3" style="display:none"/&gt;&lt;td colspan="3" style="display:none"/&gt;&lt;td colspan="3" style="display:none"/&gt;&lt;/tr&gt;&lt;tr&gt;&lt;td colspan="3" style="background-color:#ffffff;padding:2px 1pt 2px 6.25pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%"&gt;Other, Net&lt;/span&gt;&lt;/td&gt;&lt;td colspan="2" style="background-color:#ffffff;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:120%"&gt;0.3&lt;/span&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%"&gt;&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#ffffff;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/&gt;&lt;td colspan="3" style="background-color:#ffffff;padding:0 1pt"/&gt;&lt;td colspan="2" style="background-color:#ffffff;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%"&gt;(0.5)&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#ffffff;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/&gt;&lt;td colspan="3" style="display:none"/&gt;&lt;td colspan="3" style="display:none"/&gt;&lt;td colspan="3" style="display:none"/&gt;&lt;td colspan="3" style="display:none"/&gt;&lt;/tr&gt;&lt;tr&gt;&lt;td colspan="3" style="background-color:#dbdbdb;border-top:1pt solid #000;padding:2px 1pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:120%"&gt;Effective Tax Rate&lt;/span&gt;&lt;/td&gt;&lt;td colspan="2" style="background-color:#dbdbdb;border-top:1pt solid #000;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:120%"&gt;14.8&lt;/span&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%"&gt;&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#dbdbdb;border-top:1pt solid #000;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:120%"&gt;%&lt;/span&gt;&lt;/td&gt;&lt;td colspan="3" style="background-color:#dbdbdb;border-top:1pt solid #000;padding:0 1pt"/&gt;&lt;td colspan="2" style="background-color:#dbdbdb;border-top:1pt solid #000;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%"&gt;18.9&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#dbdbdb;border-top:1pt solid #000;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%"&gt;%&lt;/span&gt;&lt;/td&gt;&lt;td colspan="3" style="display:none"/&gt;&lt;td colspan="3" style="display:none"/&gt;&lt;td colspan="3" style="display:none"/&gt;&lt;td colspan="3" style="display:none"/&gt;&lt;/tr&gt;&lt;/table&gt;&lt;/div&gt;&lt;div style="margin-bottom:3pt;margin-top:6pt"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:9pt;font-weight:400;line-height:120%"&gt;We began generating PTCs from our Merricourt wind farm placed in service in the fourth quarter of 2020. No PTCs were generated during the three months ended March 31, 2020. Income tax benefits arising from PTCs are offset by corresponding operating revenue reductions as PTC amounts generated reduce Electric segment customer billings.&lt;/span&gt;&lt;/div&gt;</us-gaap:IncomeTaxDisclosureTextBlock>
    <us-gaap:ScheduleOfEffectiveIncomeTaxRateReconciliationTableTextBlock
      contextRef="i3a76d1213b09470fa8c6c3f49fa75d98_D20210101-20210331"
      id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN182MS9mcmFnOjZkMTI1OTIwMzc4MjQ0ZWY5ODg0YWQyZWU4YThlYWJkL3RleHRyZWdpb246NmQxMjU5MjAzNzgyNDRlZjk4ODRhZDJlZThhOGVhYmRfMTI2MQ_14b2af3a-37ef-477b-8105-d4c97a6616fb">&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:9pt;font-weight:400;line-height:120%"&gt;The reconciliation of the statutory federal income tax rate to our effective tax rate for each of the three months ended March&#160;31, 2021 and 2020 is as follows:&lt;/span&gt;&lt;table style="border-collapse:collapse;display:inline-table;margin-bottom:5pt;vertical-align:text-bottom;width:100.000%"&gt;&lt;tr&gt;&lt;td style="width:1.0%"/&gt;&lt;td style="width:74.872%"/&gt;&lt;td style="width:0.1%"/&gt;&lt;td style="width:1.0%"/&gt;&lt;td style="width:10.011%"/&gt;&lt;td style="width:0.1%"/&gt;&lt;td style="width:0.1%"/&gt;&lt;td style="width:1.605%"/&gt;&lt;td style="width:0.1%"/&gt;&lt;td style="width:1.0%"/&gt;&lt;td style="width:10.012%"/&gt;&lt;td style="width:0.1%"/&gt;&lt;td colspan="3" style="display:none"/&gt;&lt;td colspan="3" style="display:none"/&gt;&lt;td colspan="3" style="display:none"/&gt;&lt;td colspan="3" style="display:none"/&gt;&lt;/tr&gt;&lt;tr&gt;&lt;td colspan="3" style="display:none"/&gt;&lt;td colspan="3" style="display:none"/&gt;&lt;td colspan="3" style="display:none"/&gt;&lt;td colspan="3" style="display:none"/&gt;&lt;/tr&gt;&lt;tr&gt;&lt;td colspan="3" style="padding:0 1pt"/&gt;&lt;td colspan="3" style="padding:2px 1pt;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-style:italic;font-weight:700;line-height:120%"&gt;2021&lt;/span&gt;&lt;/td&gt;&lt;td colspan="3" style="padding:0 1pt"/&gt;&lt;td colspan="3" style="padding:2px 1pt;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-style:italic;font-weight:700;line-height:120%"&gt;2020&lt;/span&gt;&lt;/td&gt;&lt;td colspan="3" style="display:none"/&gt;&lt;td colspan="3" style="display:none"/&gt;&lt;td colspan="3" style="display:none"/&gt;&lt;td colspan="3" style="display:none"/&gt;&lt;/tr&gt;&lt;tr style="height:3pt"&gt;&lt;td colspan="3" style="border-top:1pt solid #000;padding:0 1pt"/&gt;&lt;td colspan="3" style="border-top:1pt solid #000;padding:0 1pt"/&gt;&lt;td colspan="3" style="border-top:1pt solid #000;padding:0 1pt"/&gt;&lt;td colspan="3" style="border-top:1pt solid #000;padding:0 1pt"/&gt;&lt;td colspan="3" style="display:none"/&gt;&lt;td colspan="3" style="display:none"/&gt;&lt;td colspan="3" style="display:none"/&gt;&lt;td colspan="3" style="display:none"/&gt;&lt;/tr&gt;&lt;tr&gt;&lt;td colspan="3" style="background-color:#dbdbdb;padding:2px 1pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%"&gt;Federal Statutory Rate&lt;/span&gt;&lt;/td&gt;&lt;td colspan="2" style="background-color:#dbdbdb;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:120%"&gt;21.0&lt;/span&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%"&gt;&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#dbdbdb;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:120%"&gt;%&lt;/span&gt;&lt;/td&gt;&lt;td colspan="3" style="background-color:#dbdbdb;padding:0 1pt"/&gt;&lt;td colspan="2" style="background-color:#dbdbdb;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%"&gt;21.0&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#dbdbdb;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%"&gt;%&lt;/span&gt;&lt;/td&gt;&lt;td colspan="3" style="display:none"/&gt;&lt;td colspan="3" style="display:none"/&gt;&lt;td colspan="3" style="display:none"/&gt;&lt;td colspan="3" style="display:none"/&gt;&lt;/tr&gt;&lt;tr&gt;&lt;td colspan="3" style="background-color:#ffffff;padding:2px 1pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%"&gt;Increases (Decreases) in Tax from:&lt;/span&gt;&lt;/td&gt;&lt;td colspan="3" style="background-color:#ffffff;padding:0 1pt"/&gt;&lt;td colspan="3" style="background-color:#ffffff;padding:0 1pt"/&gt;&lt;td colspan="3" style="background-color:#ffffff;padding:0 1pt"/&gt;&lt;td colspan="3" style="display:none"/&gt;&lt;td colspan="3" style="display:none"/&gt;&lt;td colspan="3" style="display:none"/&gt;&lt;td colspan="3" style="display:none"/&gt;&lt;/tr&gt;&lt;tr&gt;&lt;td colspan="3" style="background-color:#dbdbdb;padding:2px 1pt 2px 7.75pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%"&gt;State Taxes on Income, Net of Federal Tax&lt;/span&gt;&lt;/td&gt;&lt;td colspan="2" style="background-color:#dbdbdb;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:120%"&gt;5.0&lt;/span&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%"&gt;&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#dbdbdb;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/&gt;&lt;td colspan="3" style="background-color:#dbdbdb;padding:0 1pt"/&gt;&lt;td colspan="2" style="background-color:#dbdbdb;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%"&gt;5.0&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#dbdbdb;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/&gt;&lt;td colspan="3" style="display:none"/&gt;&lt;td colspan="3" style="display:none"/&gt;&lt;td colspan="3" style="display:none"/&gt;&lt;td colspan="3" style="display:none"/&gt;&lt;/tr&gt;&lt;tr&gt;&lt;td colspan="3" style="background-color:#ffffff;padding:2px 1pt 2px 7.75pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%"&gt;Production Tax Credits (PTCs)&lt;/span&gt;&lt;/td&gt;&lt;td colspan="2" style="background-color:#ffffff;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:120%"&gt;(7.6)&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#ffffff;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/&gt;&lt;td colspan="3" style="background-color:#ffffff;padding:0 1pt"/&gt;&lt;td colspan="2" style="background-color:#ffffff;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%"&gt;&#x2014;&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#ffffff;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/&gt;&lt;td colspan="3" style="display:none"/&gt;&lt;td colspan="3" style="display:none"/&gt;&lt;td colspan="3" style="display:none"/&gt;&lt;td colspan="3" style="display:none"/&gt;&lt;/tr&gt;&lt;tr&gt;&lt;td colspan="3" style="background-color:#dbdbdb;padding:2px 1pt 2px 7.75pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%"&gt;Amortization of Excess Deferred Income Taxes&lt;/span&gt;&lt;/td&gt;&lt;td colspan="2" style="background-color:#dbdbdb;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:120%"&gt;(2.9)&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#dbdbdb;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/&gt;&lt;td colspan="3" style="background-color:#dbdbdb;padding:0 1pt"/&gt;&lt;td colspan="2" style="background-color:#dbdbdb;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%"&gt;(4.1)&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#dbdbdb;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/&gt;&lt;td colspan="3" style="display:none"/&gt;&lt;td colspan="3" style="display:none"/&gt;&lt;td colspan="3" style="display:none"/&gt;&lt;td colspan="3" style="display:none"/&gt;&lt;/tr&gt;&lt;tr&gt;&lt;td colspan="3" style="background-color:#ffffff;padding:2px 1pt 2px 7.75pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%"&gt;Corporate-Owned Life Insurance&lt;/span&gt;&lt;/td&gt;&lt;td colspan="2" style="background-color:#ffffff;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:120%"&gt;(0.5)&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#ffffff;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/&gt;&lt;td colspan="3" style="background-color:#ffffff;padding:0 1pt"/&gt;&lt;td colspan="2" style="background-color:#ffffff;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%"&gt;0.7&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#ffffff;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/&gt;&lt;td colspan="3" style="display:none"/&gt;&lt;td colspan="3" style="display:none"/&gt;&lt;td colspan="3" style="display:none"/&gt;&lt;td colspan="3" style="display:none"/&gt;&lt;/tr&gt;&lt;tr&gt;&lt;td colspan="3" style="background-color:#dbdbdb;padding:2px 1pt 2px 7.75pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%"&gt;North Dakota Wind Tax Credit Amortization, Net of Federal Tax&lt;/span&gt;&lt;/td&gt;&lt;td colspan="2" style="background-color:#dbdbdb;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:120%"&gt;(0.4)&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#dbdbdb;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/&gt;&lt;td colspan="3" style="background-color:#dbdbdb;padding:0 1pt"/&gt;&lt;td colspan="2" style="background-color:#dbdbdb;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%"&gt;(0.9)&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#dbdbdb;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/&gt;&lt;td colspan="3" style="display:none"/&gt;&lt;td colspan="3" style="display:none"/&gt;&lt;td colspan="3" style="display:none"/&gt;&lt;td colspan="3" style="display:none"/&gt;&lt;/tr&gt;&lt;tr&gt;&lt;td colspan="3" style="background-color:#ffffff;padding:2px 1pt 2px 7.75pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%"&gt;Excess Tax Deduction on Stock Awards&lt;/span&gt;&lt;/td&gt;&lt;td colspan="2" style="background-color:#ffffff;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:120%"&gt;(0.1)&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#ffffff;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/&gt;&lt;td colspan="3" style="background-color:#ffffff;padding:0 1pt"/&gt;&lt;td colspan="2" style="background-color:#ffffff;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%"&gt;(1.3)&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#ffffff;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/&gt;&lt;td colspan="3" style="display:none"/&gt;&lt;td colspan="3" style="display:none"/&gt;&lt;td colspan="3" style="display:none"/&gt;&lt;td colspan="3" style="display:none"/&gt;&lt;/tr&gt;&lt;tr&gt;&lt;td colspan="3" style="background-color:#dbdbdb;padding:2px 1pt 2px 7.75pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%"&gt;Allowance for Equity Funds Used During Construction&lt;/span&gt;&lt;/td&gt;&lt;td colspan="2" style="background-color:#dbdbdb;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:120%"&gt;&#x2014;&lt;/span&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%"&gt;&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#dbdbdb;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/&gt;&lt;td colspan="3" style="background-color:#dbdbdb;padding:0 1pt"/&gt;&lt;td colspan="2" style="background-color:#dbdbdb;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%"&gt;(1.0)&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#dbdbdb;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/&gt;&lt;td colspan="3" style="display:none"/&gt;&lt;td colspan="3" style="display:none"/&gt;&lt;td colspan="3" style="display:none"/&gt;&lt;td colspan="3" style="display:none"/&gt;&lt;/tr&gt;&lt;tr&gt;&lt;td colspan="3" style="background-color:#ffffff;padding:2px 1pt 2px 6.25pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%"&gt;Other, Net&lt;/span&gt;&lt;/td&gt;&lt;td colspan="2" style="background-color:#ffffff;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:120%"&gt;0.3&lt;/span&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%"&gt;&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#ffffff;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/&gt;&lt;td colspan="3" style="background-color:#ffffff;padding:0 1pt"/&gt;&lt;td colspan="2" style="background-color:#ffffff;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%"&gt;(0.5)&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#ffffff;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/&gt;&lt;td colspan="3" style="display:none"/&gt;&lt;td colspan="3" style="display:none"/&gt;&lt;td colspan="3" style="display:none"/&gt;&lt;td colspan="3" style="display:none"/&gt;&lt;/tr&gt;&lt;tr&gt;&lt;td colspan="3" style="background-color:#dbdbdb;border-top:1pt solid #000;padding:2px 1pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:120%"&gt;Effective Tax Rate&lt;/span&gt;&lt;/td&gt;&lt;td colspan="2" style="background-color:#dbdbdb;border-top:1pt solid #000;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:120%"&gt;14.8&lt;/span&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%"&gt;&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#dbdbdb;border-top:1pt solid #000;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:120%"&gt;%&lt;/span&gt;&lt;/td&gt;&lt;td colspan="3" style="background-color:#dbdbdb;border-top:1pt solid #000;padding:0 1pt"/&gt;&lt;td colspan="2" style="background-color:#dbdbdb;border-top:1pt solid #000;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%"&gt;18.9&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#dbdbdb;border-top:1pt solid #000;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%"&gt;%&lt;/span&gt;&lt;/td&gt;&lt;td colspan="3" style="display:none"/&gt;&lt;td colspan="3" style="display:none"/&gt;&lt;td colspan="3" style="display:none"/&gt;&lt;td colspan="3" style="display:none"/&gt;&lt;/tr&gt;&lt;/table&gt;</us-gaap:ScheduleOfEffectiveIncomeTaxRateReconciliationTableTextBlock>
    <us-gaap:EffectiveIncomeTaxRateReconciliationAtFederalStatutoryIncomeTaxRate
      contextRef="i3a76d1213b09470fa8c6c3f49fa75d98_D20210101-20210331"
      decimals="INF"
      id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN182MS9mcmFnOjZkMTI1OTIwMzc4MjQ0ZWY5ODg0YWQyZWU4YThlYWJkL3RhYmxlOmQ0YmZiODhkNjgzYjQzMjdhY2U2MzQ2OWQ0N2E3N2ZhL3RhYmxlcmFuZ2U6ZDRiZmI4OGQ2ODNiNDMyN2FjZTYzNDY5ZDQ3YTc3ZmFfMi0xLTEtMS0w_0234b0f3-ed7c-4323-ad0e-dd2b7c835ed5"
      unitRef="number">0.210</us-gaap:EffectiveIncomeTaxRateReconciliationAtFederalStatutoryIncomeTaxRate>
    <us-gaap:EffectiveIncomeTaxRateReconciliationAtFederalStatutoryIncomeTaxRate
      contextRef="i052d02afe6704673b1b47c9fbf47ec24_D20200101-20200331"
      decimals="INF"
      id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN182MS9mcmFnOjZkMTI1OTIwMzc4MjQ0ZWY5ODg0YWQyZWU4YThlYWJkL3RhYmxlOmQ0YmZiODhkNjgzYjQzMjdhY2U2MzQ2OWQ0N2E3N2ZhL3RhYmxlcmFuZ2U6ZDRiZmI4OGQ2ODNiNDMyN2FjZTYzNDY5ZDQ3YTc3ZmFfMi0zLTEtMS0w_fe7bff81-91b2-49c1-9cbf-5d984803f2c6"
      unitRef="number">0.210</us-gaap:EffectiveIncomeTaxRateReconciliationAtFederalStatutoryIncomeTaxRate>
    <us-gaap:EffectiveIncomeTaxRateReconciliationStateAndLocalIncomeTaxes
      contextRef="i3a76d1213b09470fa8c6c3f49fa75d98_D20210101-20210331"
      decimals="3"
      id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN182MS9mcmFnOjZkMTI1OTIwMzc4MjQ0ZWY5ODg0YWQyZWU4YThlYWJkL3RhYmxlOmQ0YmZiODhkNjgzYjQzMjdhY2U2MzQ2OWQ0N2E3N2ZhL3RhYmxlcmFuZ2U6ZDRiZmI4OGQ2ODNiNDMyN2FjZTYzNDY5ZDQ3YTc3ZmFfNC0xLTEtMS0w_66378300-b6f8-40c1-b2d5-adbb3af6279e"
      unitRef="number">0.050</us-gaap:EffectiveIncomeTaxRateReconciliationStateAndLocalIncomeTaxes>
    <us-gaap:EffectiveIncomeTaxRateReconciliationStateAndLocalIncomeTaxes
      contextRef="i052d02afe6704673b1b47c9fbf47ec24_D20200101-20200331"
      decimals="3"
      id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN182MS9mcmFnOjZkMTI1OTIwMzc4MjQ0ZWY5ODg0YWQyZWU4YThlYWJkL3RhYmxlOmQ0YmZiODhkNjgzYjQzMjdhY2U2MzQ2OWQ0N2E3N2ZhL3RhYmxlcmFuZ2U6ZDRiZmI4OGQ2ODNiNDMyN2FjZTYzNDY5ZDQ3YTc3ZmFfNC0zLTEtMS0w_ae950a54-610e-49d3-8969-62c54435ded3"
      unitRef="number">0.050</us-gaap:EffectiveIncomeTaxRateReconciliationStateAndLocalIncomeTaxes>
    <ottr:EffectiveIncomeTaxRateReconciliationTaxCreditProductionPercent
      contextRef="i3a76d1213b09470fa8c6c3f49fa75d98_D20210101-20210331"
      decimals="3"
      id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN182MS9mcmFnOjZkMTI1OTIwMzc4MjQ0ZWY5ODg0YWQyZWU4YThlYWJkL3RhYmxlOmQ0YmZiODhkNjgzYjQzMjdhY2U2MzQ2OWQ0N2E3N2ZhL3RhYmxlcmFuZ2U6ZDRiZmI4OGQ2ODNiNDMyN2FjZTYzNDY5ZDQ3YTc3ZmFfNi0xLTEtMS0w_26ec6123-8a75-42f4-a18c-296009607a58"
      unitRef="number">0.076</ottr:EffectiveIncomeTaxRateReconciliationTaxCreditProductionPercent>
    <ottr:EffectiveIncomeTaxRateReconciliationTaxCreditProductionPercent
      contextRef="i052d02afe6704673b1b47c9fbf47ec24_D20200101-20200331"
      decimals="3"
      id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN182MS9mcmFnOjZkMTI1OTIwMzc4MjQ0ZWY5ODg0YWQyZWU4YThlYWJkL3RhYmxlOmQ0YmZiODhkNjgzYjQzMjdhY2U2MzQ2OWQ0N2E3N2ZhL3RhYmxlcmFuZ2U6ZDRiZmI4OGQ2ODNiNDMyN2FjZTYzNDY5ZDQ3YTc3ZmFfNi0zLTEtMS0w_f168405f-5efc-4a20-b578-c1a93175e751"
      unitRef="number">0</ottr:EffectiveIncomeTaxRateReconciliationTaxCreditProductionPercent>
    <ottr:EffectiveIncomeTaxRateReconciliationAmortizationOfExcessDeferredTaxes
      contextRef="i3a76d1213b09470fa8c6c3f49fa75d98_D20210101-20210331"
      decimals="3"
      id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN182MS9mcmFnOjZkMTI1OTIwMzc4MjQ0ZWY5ODg0YWQyZWU4YThlYWJkL3RhYmxlOmQ0YmZiODhkNjgzYjQzMjdhY2U2MzQ2OWQ0N2E3N2ZhL3RhYmxlcmFuZ2U6ZDRiZmI4OGQ2ODNiNDMyN2FjZTYzNDY5ZDQ3YTc3ZmFfNS0xLTEtMS0w_8009fe6e-b026-4334-9dd0-818acea06cdd"
      unitRef="number">-0.029</ottr:EffectiveIncomeTaxRateReconciliationAmortizationOfExcessDeferredTaxes>
    <ottr:EffectiveIncomeTaxRateReconciliationAmortizationOfExcessDeferredTaxes
      contextRef="i052d02afe6704673b1b47c9fbf47ec24_D20200101-20200331"
      decimals="3"
      id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN182MS9mcmFnOjZkMTI1OTIwMzc4MjQ0ZWY5ODg0YWQyZWU4YThlYWJkL3RhYmxlOmQ0YmZiODhkNjgzYjQzMjdhY2U2MzQ2OWQ0N2E3N2ZhL3RhYmxlcmFuZ2U6ZDRiZmI4OGQ2ODNiNDMyN2FjZTYzNDY5ZDQ3YTc3ZmFfNS0zLTEtMS0w_08bbe36e-161a-48b4-bd28-57f1fd7d9cce"
      unitRef="number">-0.041</ottr:EffectiveIncomeTaxRateReconciliationAmortizationOfExcessDeferredTaxes>
    <ottr:EffectiveIncomeTaxRateReconciliationCorporateOwnedLifeInsurancePercent
      contextRef="i3a76d1213b09470fa8c6c3f49fa75d98_D20210101-20210331"
      decimals="3"
      id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN182MS9mcmFnOjZkMTI1OTIwMzc4MjQ0ZWY5ODg0YWQyZWU4YThlYWJkL3RhYmxlOmQ0YmZiODhkNjgzYjQzMjdhY2U2MzQ2OWQ0N2E3N2ZhL3RhYmxlcmFuZ2U6ZDRiZmI4OGQ2ODNiNDMyN2FjZTYzNDY5ZDQ3YTc3ZmFfOS0xLTEtMS0w_203defcc-803c-4242-94d4-769d9cce15b0"
      unitRef="number">-0.005</ottr:EffectiveIncomeTaxRateReconciliationCorporateOwnedLifeInsurancePercent>
    <ottr:EffectiveIncomeTaxRateReconciliationCorporateOwnedLifeInsurancePercent
      contextRef="i052d02afe6704673b1b47c9fbf47ec24_D20200101-20200331"
      decimals="3"
      id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN182MS9mcmFnOjZkMTI1OTIwMzc4MjQ0ZWY5ODg0YWQyZWU4YThlYWJkL3RhYmxlOmQ0YmZiODhkNjgzYjQzMjdhY2U2MzQ2OWQ0N2E3N2ZhL3RhYmxlcmFuZ2U6ZDRiZmI4OGQ2ODNiNDMyN2FjZTYzNDY5ZDQ3YTc3ZmFfOS0zLTEtMS0w_0411cea7-ca0b-49b4-8e9e-8d318ca3bc78"
      unitRef="number">0.007</ottr:EffectiveIncomeTaxRateReconciliationCorporateOwnedLifeInsurancePercent>
    <us-gaap:EffectiveIncomeTaxRateReconciliationTaxCreditsOther
      contextRef="i3a76d1213b09470fa8c6c3f49fa75d98_D20210101-20210331"
      decimals="3"
      id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN182MS9mcmFnOjZkMTI1OTIwMzc4MjQ0ZWY5ODg0YWQyZWU4YThlYWJkL3RhYmxlOmQ0YmZiODhkNjgzYjQzMjdhY2U2MzQ2OWQ0N2E3N2ZhL3RhYmxlcmFuZ2U6ZDRiZmI4OGQ2ODNiNDMyN2FjZTYzNDY5ZDQ3YTc3ZmFfNy0xLTEtMS0w_a0335eb5-2ec9-4d5d-a27f-e18e2c999674"
      unitRef="number">0.004</us-gaap:EffectiveIncomeTaxRateReconciliationTaxCreditsOther>
    <us-gaap:EffectiveIncomeTaxRateReconciliationTaxCreditsOther
      contextRef="i052d02afe6704673b1b47c9fbf47ec24_D20200101-20200331"
      decimals="3"
      id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN182MS9mcmFnOjZkMTI1OTIwMzc4MjQ0ZWY5ODg0YWQyZWU4YThlYWJkL3RhYmxlOmQ0YmZiODhkNjgzYjQzMjdhY2U2MzQ2OWQ0N2E3N2ZhL3RhYmxlcmFuZ2U6ZDRiZmI4OGQ2ODNiNDMyN2FjZTYzNDY5ZDQ3YTc3ZmFfNy0zLTEtMS0w_e484c9d7-cb0b-4e9f-8f60-26f54b0e24d4"
      unitRef="number">0.009</us-gaap:EffectiveIncomeTaxRateReconciliationTaxCreditsOther>
    <us-gaap:EffectiveIncomeTaxRateReconciliationDeductionsEmployeeStockOwnershipPlanDividends
      contextRef="i3a76d1213b09470fa8c6c3f49fa75d98_D20210101-20210331"
      decimals="3"
      id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN182MS9mcmFnOjZkMTI1OTIwMzc4MjQ0ZWY5ODg0YWQyZWU4YThlYWJkL3RhYmxlOmQ0YmZiODhkNjgzYjQzMjdhY2U2MzQ2OWQ0N2E3N2ZhL3RhYmxlcmFuZ2U6ZDRiZmI4OGQ2ODNiNDMyN2FjZTYzNDY5ZDQ3YTc3ZmFfMTAtMS0xLTEtMA_ce20e985-49a6-4b18-b16e-b21e67f43d0e"
      unitRef="number">0.001</us-gaap:EffectiveIncomeTaxRateReconciliationDeductionsEmployeeStockOwnershipPlanDividends>
    <us-gaap:EffectiveIncomeTaxRateReconciliationDeductionsEmployeeStockOwnershipPlanDividends
      contextRef="i052d02afe6704673b1b47c9fbf47ec24_D20200101-20200331"
      decimals="3"
      id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN182MS9mcmFnOjZkMTI1OTIwMzc4MjQ0ZWY5ODg0YWQyZWU4YThlYWJkL3RhYmxlOmQ0YmZiODhkNjgzYjQzMjdhY2U2MzQ2OWQ0N2E3N2ZhL3RhYmxlcmFuZ2U6ZDRiZmI4OGQ2ODNiNDMyN2FjZTYzNDY5ZDQ3YTc3ZmFfMTAtMy0xLTEtMA_a6fc0057-75fc-4ca1-9ebc-dffac891f5e2"
      unitRef="number">0.013</us-gaap:EffectiveIncomeTaxRateReconciliationDeductionsEmployeeStockOwnershipPlanDividends>
    <ottr:EffectiveIncomeTaxRateReconciliationAllowanceForEquityFundsUsedDuringConstructionPercent
      contextRef="i3a76d1213b09470fa8c6c3f49fa75d98_D20210101-20210331"
      decimals="3"
      id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN182MS9mcmFnOjZkMTI1OTIwMzc4MjQ0ZWY5ODg0YWQyZWU4YThlYWJkL3RhYmxlOmQ0YmZiODhkNjgzYjQzMjdhY2U2MzQ2OWQ0N2E3N2ZhL3RhYmxlcmFuZ2U6ZDRiZmI4OGQ2ODNiNDMyN2FjZTYzNDY5ZDQ3YTc3ZmFfOC0xLTEtMS0w_99ebba19-aaf9-418e-b1c3-cf4c96d01f17"
      unitRef="number">0</ottr:EffectiveIncomeTaxRateReconciliationAllowanceForEquityFundsUsedDuringConstructionPercent>
    <ottr:EffectiveIncomeTaxRateReconciliationAllowanceForEquityFundsUsedDuringConstructionPercent
      contextRef="i052d02afe6704673b1b47c9fbf47ec24_D20200101-20200331"
      decimals="3"
      id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN182MS9mcmFnOjZkMTI1OTIwMzc4MjQ0ZWY5ODg0YWQyZWU4YThlYWJkL3RhYmxlOmQ0YmZiODhkNjgzYjQzMjdhY2U2MzQ2OWQ0N2E3N2ZhL3RhYmxlcmFuZ2U6ZDRiZmI4OGQ2ODNiNDMyN2FjZTYzNDY5ZDQ3YTc3ZmFfOC0zLTEtMS0w_dfb65539-4de9-452f-aa15-de8eb93dd70d"
      unitRef="number">-0.010</ottr:EffectiveIncomeTaxRateReconciliationAllowanceForEquityFundsUsedDuringConstructionPercent>
    <us-gaap:EffectiveIncomeTaxRateReconciliationOtherAdjustments
      contextRef="i3a76d1213b09470fa8c6c3f49fa75d98_D20210101-20210331"
      decimals="3"
      id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN182MS9mcmFnOjZkMTI1OTIwMzc4MjQ0ZWY5ODg0YWQyZWU4YThlYWJkL3RhYmxlOmQ0YmZiODhkNjgzYjQzMjdhY2U2MzQ2OWQ0N2E3N2ZhL3RhYmxlcmFuZ2U6ZDRiZmI4OGQ2ODNiNDMyN2FjZTYzNDY5ZDQ3YTc3ZmFfMTEtMS0xLTEtMA_d00cb7b6-0a46-4ad8-a816-62879af0611f"
      unitRef="number">0.003</us-gaap:EffectiveIncomeTaxRateReconciliationOtherAdjustments>
    <us-gaap:EffectiveIncomeTaxRateReconciliationOtherAdjustments
      contextRef="i052d02afe6704673b1b47c9fbf47ec24_D20200101-20200331"
      decimals="3"
      id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN182MS9mcmFnOjZkMTI1OTIwMzc4MjQ0ZWY5ODg0YWQyZWU4YThlYWJkL3RhYmxlOmQ0YmZiODhkNjgzYjQzMjdhY2U2MzQ2OWQ0N2E3N2ZhL3RhYmxlcmFuZ2U6ZDRiZmI4OGQ2ODNiNDMyN2FjZTYzNDY5ZDQ3YTc3ZmFfMTEtMy0xLTEtMA_d6c70c53-ca45-4921-91bc-d3aa35a48e7d"
      unitRef="number">-0.005</us-gaap:EffectiveIncomeTaxRateReconciliationOtherAdjustments>
    <us-gaap:EffectiveIncomeTaxRateContinuingOperations
      contextRef="i3a76d1213b09470fa8c6c3f49fa75d98_D20210101-20210331"
      decimals="3"
      id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN182MS9mcmFnOjZkMTI1OTIwMzc4MjQ0ZWY5ODg0YWQyZWU4YThlYWJkL3RhYmxlOmQ0YmZiODhkNjgzYjQzMjdhY2U2MzQ2OWQ0N2E3N2ZhL3RhYmxlcmFuZ2U6ZDRiZmI4OGQ2ODNiNDMyN2FjZTYzNDY5ZDQ3YTc3ZmFfMTItMS0xLTEtMA_99b2c6e7-257c-4a5c-9afd-6b7f61162d66"
      unitRef="number">0.148</us-gaap:EffectiveIncomeTaxRateContinuingOperations>
    <us-gaap:EffectiveIncomeTaxRateContinuingOperations
      contextRef="i052d02afe6704673b1b47c9fbf47ec24_D20200101-20200331"
      decimals="3"
      id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN182MS9mcmFnOjZkMTI1OTIwMzc4MjQ0ZWY5ODg0YWQyZWU4YThlYWJkL3RhYmxlOmQ0YmZiODhkNjgzYjQzMjdhY2U2MzQ2OWQ0N2E3N2ZhL3RhYmxlcmFuZ2U6ZDRiZmI4OGQ2ODNiNDMyN2FjZTYzNDY5ZDQ3YTc3ZmFfMTItMy0xLTEtMA_bfb3131f-252f-4ea7-81ec-a0a4c5e79717"
      unitRef="number">0.189</us-gaap:EffectiveIncomeTaxRateContinuingOperations>
    <us-gaap:CommitmentsAndContingenciesDisclosureTextBlock
      contextRef="i3a76d1213b09470fa8c6c3f49fa75d98_D20210101-20210331"
      id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN182NC9mcmFnOmM0OWU5NWRhY2I4MTRjNzc5NTY4MDcyZjFiMjE2YTdkL3RleHRyZWdpb246YzQ5ZTk1ZGFjYjgxNGM3Nzk1NjgwNzJmMWIyMTZhN2RfNTE1NQ_c66fb315-cef3-433f-8f82-4e8176cefe3d">Commitments and Contingencies&lt;div style="margin-bottom:6pt"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:9pt;font-weight:700;line-height:120%"&gt;Commitments&lt;/span&gt;&lt;/div&gt;&lt;div style="margin-bottom:6pt;text-indent:18pt"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:9pt;font-weight:700;line-height:120%"&gt;Construction and Other Purchase Commitments. &lt;/span&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:9pt;font-weight:400;line-height:120%"&gt;OTP has commitments under contracts, including its share of construction program and other commitments associated with its jointly-owned facilities, extending into 2046. T.O. Plastics is party to a resin supply agreement under which it must purchase all of a specified class of regrind resin delivered by the supplier at a periodically negotiated price per pound. The agreement expires in 2026.&lt;/span&gt;&lt;/div&gt;&lt;div style="margin-bottom:6pt;text-indent:18pt"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:9pt;font-weight:400;line-height:120%"&gt; &lt;/span&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:9pt;font-weight:700;line-height:120%"&gt;Electric Utility Capacity and Energy Requirements and Coal Purchase and Delivery Contracts. &lt;/span&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:9pt;font-weight:400;line-height:120%"&gt;OTP has commitments for the purchase of capacity and energy requirements under agreements extending into 2044. OTP also has contracts providing for the purchase and delivery of a significant portion of its current coal requirements, with expiration dates ranging from 2022 through 2040. These contracts do not include minimum purchase requirements but do require all coal necessary for the operation of the respective plant to be purchased from the counterparty.&lt;/span&gt;&lt;/div&gt;&lt;div style="margin-bottom:6pt;text-indent:18pt"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:9pt;font-weight:700;line-height:120%"&gt;Land Easements. &lt;/span&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:9pt;font-weight:400;line-height:120%"&gt;OTP has commitments to make future payments under land easements extending into 2050.    &lt;/span&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:9pt;font-weight:700;line-height:120%"&gt; &lt;/span&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:9pt;font-weight:400;line-height:120%"&gt;   &lt;/span&gt;&lt;/div&gt;&lt;div style="margin-bottom:6pt;margin-top:6pt"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:9pt;font-weight:700;line-height:120%"&gt;Contingencies&lt;/span&gt;&lt;/div&gt;&lt;div style="margin-bottom:6pt;text-indent:18pt"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:9pt;font-weight:700;line-height:120%"&gt;FERC ROE.&lt;/span&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:9pt;font-weight:400;line-height:120%"&gt; In November 2013 and February 2015, customers filed complaints with FERC seeking to reduce the ROE component of the transmission rates that MISO transmission owners, including OTP, may collect under the MISO tariff rate. FERC's most recent order, issued on November 19, 2020, adopted a revised ROE methodology and set the base ROE at 10.02% (10.52% with an adder) effective for the fifteen-month period from November 2013 to February 2015 and on a prospective basis beginning in September 2016. The order also dismissed any complaints covering the period from February 2015 to May 2016. The November 2020 opinion is subject to judicial review. We have deferred recognition and recorded a refund liability of $3.7 million as of March 31, 2021. This refund liability reflects our best estimate of required refunds to customers once all regulatory and judicial proceedings are finalized.   &lt;/span&gt;&lt;/div&gt;&lt;div style="margin-bottom:6pt;text-indent:18pt"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:9pt;font-weight:700;line-height:120%"&gt;Regional Haze Rule (RHR).&lt;/span&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:9pt;font-weight:400;line-height:120%"&gt; The RHR was adopted in an effort to improve visibility in national parks and wilderness areas. The RHR requires states, in coordination with the EPA and other governmental agencies, to develop and implement plans to achieve natural visibility conditions. The second RHR implementation period covers the years 2018-2028, with state implementation plans targeted for submission to the EPA by July 31, 2021. States are required to assess reasonable progress with the RHR and determine what additional emission reductions are appropriate, if any.&lt;/span&gt;&lt;/div&gt;&lt;div style="margin-bottom:6pt"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:9pt;font-weight:400;line-height:120%"&gt;Coyote Station, OTP's jointly owned coal-fired power plant in North Dakota, is subject to assessment in the second implementation period under the North Dakota state implementation plan. We cannot predict with certainty the impact the state implementation plan may have on our business until the plan is finalized and adopted. However, significant emission control investments could be required, and the recovery of such costs from customers would require regulatory approval. Alternatively, investments in emission control equipment may prove to be uneconomic and result in a required early retirement of, or the sale of our interest in, Coyote Station. We cannot estimate the financial effects such a retirement or sale may have on our consolidated operating results, financial position or cash flows, but such amounts could be material and the recovery of such costs from customers would be subject to regulatory approval.&lt;/span&gt;&lt;/div&gt;&lt;div style="margin-bottom:6pt;text-indent:18pt"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:9pt;font-weight:700;line-height:120%"&gt;Other Contingencies. &lt;/span&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:9pt;font-weight:400;line-height:120%"&gt;We are party to litigation and regulatory enforcement matters arising in the normal course of business. We regularly analyze relevant information and, as necessary, estimate and record accrued liabilities for legal, regulatory enforcement and other matters in which a loss is probable of occurring and can be reasonably estimated. We believe the effect on our consolidated operating results, financial position and cash flows, if any, for the disposition of all matters pending as of March&#160;31, 2021, other than those relating to the RHR, will not be material.&lt;/span&gt;&lt;/div&gt;</us-gaap:CommitmentsAndContingenciesDisclosureTextBlock>
    <ottr:Ottr_EstimatedLiabilityForFERCOrderedMISOTariffRefundObligation
      contextRef="i909b346225e247199e0e9bdd1f5efbdc_I20210331"
      decimals="-5"
      id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN182NC9mcmFnOmM0OWU5NWRhY2I4MTRjNzc5NTY4MDcyZjFiMjE2YTdkL3RleHRyZWdpb246YzQ5ZTk1ZGFjYjgxNGM3Nzk1NjgwNzJmMWIyMTZhN2RfMTA5OTUxMTYzNjY1Mw_e09a66dc-0803-4969-a275-2d45d0cbc099"
      unitRef="usd">3700000</ottr:Ottr_EstimatedLiabilityForFERCOrderedMISOTariffRefundObligation>
    <us-gaap:StockholdersEquityNoteDisclosureTextBlock
      contextRef="i3a76d1213b09470fa8c6c3f49fa75d98_D20210101-20210331"
      id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN182Ny9mcmFnOjQ4ZDUyZGFkNDIxMDQ4MmFhYTBjYWQ0NmI0MjE4MWFjL3RleHRyZWdpb246NDhkNTJkYWQ0MjEwNDgyYWFhMGNhZDQ2YjQyMTgxYWNfMTU3OQ_245bbe13-1f17-4b75-ab52-963af180cf5c">Stockholders' Equity&lt;div&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:9pt;font-weight:700;line-height:120%"&gt;Registration Statements&lt;/span&gt;&lt;/div&gt;&lt;div style="margin-bottom:6pt"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:9pt;font-weight:400;line-height:120%"&gt;On May 3, 2021 we filed a shelf registration statement with the Securities and Exchange Commission (SEC) under which we may offer for sale, from time to time, either separately or together in any combination, equity, debt or other securities described in the shelf registration statement. The registration statement expires in May 2024.&lt;/span&gt;&lt;/div&gt;&lt;div style="margin-bottom:6pt"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:9pt;font-weight:400;line-height:120%"&gt;On May 3, 2021, we filed a second registration statement with the SEC for the issuance of up to 1,500,000 common shares under an Automatic Dividend Reinvestment and Share Purchase Plan, which provides shareholders, retail customers of OTP and other interested investors a method of purchasing our common shares by reinvesting their dividends and/or making optional cash investments. Shares purchased under the plan may be new issue common shares or common shares purchased on the open market. The registration statement expires in May 2024.&lt;/span&gt;&lt;/div&gt;&lt;div&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:9pt;font-weight:700;line-height:120%"&gt;Dividend Restrictions&lt;/span&gt;&lt;/div&gt;&lt;div style="margin-bottom:6pt"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:9pt;font-weight:400;line-height:120%"&gt;Otter Tail Corporation is a holding company with no significant operations of its own. The primary source of funds for payments of dividends to our shareholders is from dividends paid or distributions made by our subsidiaries. As a result of certain statutory limitations or regulatory or financing agreements, restrictions could occur on the amount of distributions allowed to be made by our subsidiaries. Both the OTC Credit Agreement and OTP Credit Agreement contain restrictions on the payment of cash dividends upon a default or event of default, including failure to maintain certain financial covenants. As of March&#160;31, 2021, we were in compliance with these financial covenants.&lt;/span&gt;&lt;/div&gt;&lt;div style="margin-bottom:6pt"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:9pt;font-weight:400;line-height:120%"&gt;Under the Federal Power Act, a public utility may not pay dividends from any funds properly included in a capital account. What constitutes &#x201c;funds properly included in a capital account&#x201d; is undefined in the Federal Power Act or the related regulations; however, the FERC has consistently interpreted the provision to allow dividends to be paid as long as i) the source of the dividends is clearly disclosed, ii) the dividend is not excessive and iii) there is no self-dealing on the part of corporate officials.&lt;/span&gt;&lt;/div&gt;The MPUC indirectly limits the amount of dividends OTP can pay to the Company by requiring an equity-to-total-capitalization ratio between 47.5% and 58.1% based on OTP&#x2019;s 2020 capital structure petition effective by order of the MPUC on July 15, 2020. As of March&#160;31, 2021, OTP&#x2019;s equity-to-total-capitalization ratio including short-term debt was 52.4% and its net assets restricted from distribution totaled approximately $671.0 million. Under the 2020 capital structure petition, total capitalization for OTP cannot exceed $1.7 billion.</us-gaap:StockholdersEquityNoteDisclosureTextBlock>
    <us-gaap:SaleOfStockNumberOfSharesIssuedInTransaction
      contextRef="iad67474606874ed19a5c939ffd8ed71f_D20210503-20210503"
      decimals="INF"
      id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN182Ny9mcmFnOjQ4ZDUyZGFkNDIxMDQ4MmFhYTBjYWQ0NmI0MjE4MWFjL3RleHRyZWdpb246NDhkNTJkYWQ0MjEwNDgyYWFhMGNhZDQ2YjQyMTgxYWNfMTA5OTUxMTYzMjYzOQ_bdbc4f93-9337-4abe-8757-3099bcfbfd71"
      unitRef="shares">1500000</us-gaap:SaleOfStockNumberOfSharesIssuedInTransaction>
    <us-gaap:PublicUtilitiesRequestedEquityCapitalStructurePercentage
      contextRef="ic0b9e69b6e834276a1af6086c5731c11_D20200715-20200715"
      decimals="3"
      id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN182Ny9mcmFnOjQ4ZDUyZGFkNDIxMDQ4MmFhYTBjYWQ0NmI0MjE4MWFjL3RleHRyZWdpb246NDhkNTJkYWQ0MjEwNDgyYWFhMGNhZDQ2YjQyMTgxYWNfMTA5OTUxMTYzMDczNg_0b59a087-8c4c-4519-9214-309a23717d9c"
      unitRef="number">0.475</us-gaap:PublicUtilitiesRequestedEquityCapitalStructurePercentage>
    <us-gaap:PublicUtilitiesRequestedEquityCapitalStructurePercentage
      contextRef="i9a1aeb35c9944947980897f44c010ef4_D20200715-20200715"
      decimals="3"
      id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN182Ny9mcmFnOjQ4ZDUyZGFkNDIxMDQ4MmFhYTBjYWQ0NmI0MjE4MWFjL3RleHRyZWdpb246NDhkNTJkYWQ0MjEwNDgyYWFhMGNhZDQ2YjQyMTgxYWNfMTA5OTUxMTYzMDc0NA_23b98d80-1ec0-4ce8-9227-27df08edcd73"
      unitRef="number">0.581</us-gaap:PublicUtilitiesRequestedEquityCapitalStructurePercentage>
    <ottr:EquityToTotalCapitalizationRatio
      contextRef="i64d25bede44040d68b760a8240bb3271_D20210101-20210331"
      decimals="3"
      id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN182Ny9mcmFnOjQ4ZDUyZGFkNDIxMDQ4MmFhYTBjYWQ0NmI0MjE4MWFjL3RleHRyZWdpb246NDhkNTJkYWQ0MjEwNDgyYWFhMGNhZDQ2YjQyMTgxYWNfMTA5OTUxMTYzMTEwOQ_8607cc68-54dd-4aed-a0e7-00fbc280531c"
      unitRef="number">0.524</ottr:EquityToTotalCapitalizationRatio>
    <ottr:NetAssetsRestrictedFromDistribution
      contextRef="ia87af833a2cb43dd9058f71e6f2a3275_I20210331"
      decimals="-5"
      id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN182Ny9mcmFnOjQ4ZDUyZGFkNDIxMDQ4MmFhYTBjYWQ0NmI0MjE4MWFjL3RleHRyZWdpb246NDhkNTJkYWQ0MjEwNDgyYWFhMGNhZDQ2YjQyMTgxYWNfMTA5OTUxMTYzMTExNA_4d5c775f-66ca-49e6-a93d-73677c87334a"
      unitRef="usd">671000000.0</ottr:NetAssetsRestrictedFromDistribution>
    <us-gaap:CapitalizationLongtermDebtAndEquity
      contextRef="ib9ccef47b16f48d8876ba592216ddd97_I20210331"
      decimals="-8"
      id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN182Ny9mcmFnOjQ4ZDUyZGFkNDIxMDQ4MmFhYTBjYWQ0NmI0MjE4MWFjL3RleHRyZWdpb246NDhkNTJkYWQ0MjEwNDgyYWFhMGNhZDQ2YjQyMTgxYWNfMTA5OTUxMTYzMTEyMA_ff7f7913-fa07-41f0-9476-ec759b35b8b7"
      unitRef="usd">1700000000</us-gaap:CapitalizationLongtermDebtAndEquity>
    <us-gaap:DisclosureOfCompensationRelatedCostsShareBasedPaymentsTextBlock
      contextRef="i3a76d1213b09470fa8c6c3f49fa75d98_D20210101-20210331"
      id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN183MC9mcmFnOmNmMTFlNDdkM2FiYzQ4Y2JhODRjNDc3OGU5MmM0ZmIxL3RleHRyZWdpb246Y2YxMWU0N2QzYWJjNDhjYmE4NGM0Nzc4ZTkyYzRmYjFfMzEyOQ_a65491ac-3458-4cda-b3fd-3247681a76f3">Share-Based Payments&lt;div&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:9pt;font-weight:700;line-height:120%"&gt;Stock Compensation Expense&lt;/span&gt;&lt;/div&gt;&lt;div&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:9pt;font-weight:400;line-height:120%"&gt;Stock-based compensation expense arising from our employee stock purchase plan and share-based compensation plans, recognized within operating expenses in the consolidated statements of income, amounted to $4.2&#160;million and $2.8&#160;million for the three months ended March&#160;31, 2021 and 2020.&lt;/span&gt;&lt;/div&gt;&lt;div&gt;&lt;span&gt;&lt;br/&gt;&lt;/span&gt;&lt;/div&gt;&lt;div style="margin-bottom:6pt;text-indent:18pt"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:9pt;font-weight:700;line-height:120%"&gt;Stock Awards. &lt;/span&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:9pt;font-weight:400;line-height:120%"&gt;We grant restricted stock awards to members of our Board of Directors and restricted stock units to our employees. The awards vest, depending on award type and recipient, either ratably over periods of &lt;span style="-sec-ix-hidden:id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN183MC9mcmFnOmNmMTFlNDdkM2FiYzQ4Y2JhODRjNDc3OGU5MmM0ZmIxL3RleHRyZWdpb246Y2YxMWU0N2QzYWJjNDhjYmE4NGM0Nzc4ZTkyYzRmYjFfNTI5_6a08c93c-5bb1-4bc5-acc7-79f8fbb2de30"&gt;three&lt;/span&gt; and four years or cliff vest after four years. Vesting is accelerated in certain circumstances, including upon retirement. Restricted stock awards granted to members of the Board of Directors are issued and outstanding upon grant and carry the same voting and dividend rights of unrestricted outstanding common stock. Restricted stock units are not issued or outstanding upon grant and do not provide for voting or dividend rights. Certain restricted stock unit award recipients are eligible to receive dividend equivalent payments during the vesting period, subject to forfeiture under the terms of the agreement.&lt;/span&gt;&lt;/div&gt;&lt;div style="margin-bottom:6pt"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:9pt;font-weight:400;line-height:120%"&gt;The grant date fair value of each stock award is determined based on the market price of our common stock on the date of grant adjusted to exclude the value of dividends for those awards that do not receive dividend or dividend equivalent payments during the vesting period.&lt;/span&gt;&lt;/div&gt;&lt;div style="margin-bottom:3pt"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:9pt;font-weight:400;line-height:120%"&gt;The following is a summary of stock award activity for the three months ended March&#160;31, 2021:&lt;/span&gt;&lt;table style="border-collapse:collapse;display:inline-table;margin-bottom:5pt;vertical-align:text-bottom;width:98.888%"&gt;&lt;tr&gt;&lt;td style="width:1.0%"/&gt;&lt;td style="width:73.619%"/&gt;&lt;td style="width:0.1%"/&gt;&lt;td style="width:1.0%"/&gt;&lt;td style="width:9.574%"/&gt;&lt;td style="width:0.1%"/&gt;&lt;td style="width:0.1%"/&gt;&lt;td style="width:1.625%"/&gt;&lt;td style="width:0.1%"/&gt;&lt;td style="width:1.0%"/&gt;&lt;td style="width:11.682%"/&gt;&lt;td style="width:0.1%"/&gt;&lt;/tr&gt;&lt;tr&gt;&lt;td colspan="3" style="padding:0 1pt"/&gt;&lt;td colspan="3" style="padding:2px 1pt;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-style:italic;font-weight:700;line-height:120%"&gt;Shares&lt;/span&gt;&lt;/td&gt;&lt;td colspan="3" style="padding:0 1pt"/&gt;&lt;td colspan="3" style="padding:2px 1pt;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-style:italic;font-weight:700;line-height:120%"&gt;Weighted Average&lt;br/&gt;Grant-Date&lt;br/&gt;Fair Value&lt;/span&gt;&lt;/td&gt;&lt;/tr&gt;&lt;tr style="height:3pt"&gt;&lt;td colspan="3" style="border-top:1pt solid #000000;padding:0 1pt"/&gt;&lt;td colspan="3" style="border-top:1pt solid #000000;padding:0 1pt"/&gt;&lt;td colspan="3" style="border-top:1pt solid #000000;padding:0 1pt"/&gt;&lt;td colspan="3" style="border-top:1pt solid #000000;padding:0 1pt"/&gt;&lt;/tr&gt;&lt;tr&gt;&lt;td colspan="3" style="background-color:#dbdbdb;padding:2px 1pt;text-align:left;vertical-align:bottom"&gt;&lt;div&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%"&gt;Nonvested, January 1, 2021&lt;/span&gt;&lt;/div&gt;&lt;/td&gt;&lt;td colspan="2" style="background-color:#dbdbdb;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%"&gt;128,664&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#dbdbdb;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/&gt;&lt;td colspan="3" style="background-color:#dbdbdb;padding:0 1pt"/&gt;&lt;td style="background-color:#dbdbdb;padding:2px 0 2px 1pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%"&gt;$&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#dbdbdb;padding:2px 0;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%"&gt;44.30&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#dbdbdb;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/&gt;&lt;/tr&gt;&lt;tr&gt;&lt;td colspan="3" style="background-color:#ffffff;padding:2px 1pt 2px 7pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%"&gt;Granted&lt;/span&gt;&lt;/td&gt;&lt;td colspan="2" style="background-color:#ffffff;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%"&gt;21,600&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#ffffff;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/&gt;&lt;td colspan="3" style="background-color:#ffffff;padding:0 1pt"/&gt;&lt;td colspan="2" style="background-color:#ffffff;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%"&gt;42.35&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#ffffff;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/&gt;&lt;/tr&gt;&lt;tr&gt;&lt;td colspan="3" style="background-color:#dbdbdb;padding:2px 1pt 2px 7pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%"&gt;Vested&lt;/span&gt;&lt;/td&gt;&lt;td colspan="2" style="background-color:#dbdbdb;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%"&gt;(16,800)&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#dbdbdb;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/&gt;&lt;td colspan="3" style="background-color:#dbdbdb;padding:0 1pt"/&gt;&lt;td colspan="2" style="background-color:#dbdbdb;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%"&gt;45.93&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#dbdbdb;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/&gt;&lt;/tr&gt;&lt;tr&gt;&lt;td colspan="3" style="background-color:#ffffff;padding:2px 1pt 2px 7pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%"&gt;Forfeited&lt;/span&gt;&lt;/td&gt;&lt;td colspan="2" style="background-color:#ffffff;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%"&gt;&#x2014;&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#ffffff;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/&gt;&lt;td colspan="3" style="background-color:#ffffff;padding:0 1pt"/&gt;&lt;td colspan="2" style="background-color:#ffffff;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%"&gt;&#x2014;&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#ffffff;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/&gt;&lt;/tr&gt;&lt;tr&gt;&lt;td colspan="3" style="background-color:#dbdbdb;border-top:1pt solid #000000;padding:2px 1pt;text-align:left;vertical-align:bottom"&gt;&lt;div&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%"&gt;Nonvested, March&#160;31, 2021&lt;/span&gt;&lt;/div&gt;&lt;/td&gt;&lt;td colspan="2" style="background-color:#dbdbdb;border-top:1pt solid #000000;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%"&gt;133,464&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#dbdbdb;border-top:1pt solid #000000;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/&gt;&lt;td colspan="3" style="background-color:#dbdbdb;border-top:1pt solid #000000;padding:0 1pt"/&gt;&lt;td style="background-color:#dbdbdb;border-top:1pt solid #000000;padding:2px 0 2px 1pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%"&gt;$&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#dbdbdb;border-top:1pt solid #000000;padding:2px 0;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%"&gt;43.78&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#dbdbdb;border-top:1pt solid #000000;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/&gt;&lt;/tr&gt;&lt;/table&gt;&lt;/div&gt;&lt;div style="margin-bottom:6pt"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:9pt;font-weight:400;line-height:120%"&gt;The fair value of vested awards was $0.7&#160;million and $1.3&#160;million during the three months ended March&#160;31, 2021 and 2020. &lt;/span&gt;&lt;/div&gt;&lt;div style="margin-bottom:6pt;text-indent:18pt"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:9pt;font-weight:700;line-height:120%"&gt;Stock Performance Awards. &lt;/span&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:9pt;font-weight:400;line-height:120%"&gt;Stock performance awards are granted to executive officers and certain other key employees. The awards vest at the end of a three-year performance period. The number of common shares awarded, if any, at the end of the performance period ranges from zero to 150% of the target amount based on two performance measures: i) total shareholder return relative to a peer group and ii) return on equity. The awards have no voting or dividend rights during the vesting period. Vesting of the awards is accelerated in certain circumstances, including on retirement. The amount of common shares awarded on an accelerated vesting is based either on actual performance at the end of the performance period or the amount of common shares earned at target.&lt;/span&gt;&lt;/div&gt;&lt;div style="margin-bottom:3pt"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:9pt;font-weight:400;line-height:120%"&gt;The grant date fair value of stock performance awards granted during the three months ended March&#160;31, 2021 and 2020 was determined using a Monte Carlo fair value simulation model incorporating the following assumptions:&lt;/span&gt;&lt;/div&gt;&lt;div&gt;&lt;table style="border-collapse:collapse;display:inline-table;margin-bottom:5pt;vertical-align:text-bottom;width:100.000%"&gt;&lt;tr&gt;&lt;td style="width:1.0%"/&gt;&lt;td style="width:76.816%"/&gt;&lt;td style="width:0.1%"/&gt;&lt;td style="width:1.0%"/&gt;&lt;td style="width:9.038%"/&gt;&lt;td style="width:0.1%"/&gt;&lt;td style="width:0.1%"/&gt;&lt;td style="width:1.605%"/&gt;&lt;td style="width:0.1%"/&gt;&lt;td style="width:1.0%"/&gt;&lt;td style="width:9.041%"/&gt;&lt;td style="width:0.1%"/&gt;&lt;/tr&gt;&lt;tr&gt;&lt;td colspan="3" style="padding:0 1pt"/&gt;&lt;td colspan="3" style="padding:2px 1pt;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-style:italic;font-weight:700;line-height:100%"&gt;2021&lt;/span&gt;&lt;/td&gt;&lt;td colspan="3" style="padding:0 1pt"/&gt;&lt;td colspan="3" style="padding:2px 1pt;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-style:italic;font-weight:700;line-height:100%"&gt;2020&lt;/span&gt;&lt;/td&gt;&lt;/tr&gt;&lt;tr style="height:3pt"&gt;&lt;td colspan="3" style="border-top:1pt solid #000000;padding:0 1pt"/&gt;&lt;td colspan="3" style="border-top:1pt solid #000000;padding:0 1pt"/&gt;&lt;td colspan="3" style="border-top:1pt solid #000000;padding:0 1pt"/&gt;&lt;td colspan="3" style="border-top:1pt solid #000000;padding:0 1pt"/&gt;&lt;/tr&gt;&lt;tr&gt;&lt;td colspan="3" style="background-color:#dbdbdb;padding:2px 1pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%"&gt;Risk-free interest rate&lt;/span&gt;&lt;/td&gt;&lt;td colspan="2" style="background-color:#dbdbdb;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:100%"&gt;0.18&lt;/span&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%"&gt;&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#dbdbdb;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:100%"&gt;%&lt;/span&gt;&lt;/td&gt;&lt;td colspan="3" style="background-color:#dbdbdb;padding:0 1pt"/&gt;&lt;td colspan="2" style="background-color:#dbdbdb;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%"&gt;1.42&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#dbdbdb;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%"&gt;%&lt;/span&gt;&lt;/td&gt;&lt;/tr&gt;&lt;tr&gt;&lt;td colspan="3" style="background-color:#ffffff;padding:2px 1pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%"&gt;Expected term (in years)&lt;/span&gt;&lt;/td&gt;&lt;td colspan="3" style="background-color:#ffffff;padding:2px 1pt;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:100%"&gt;3.00&lt;/span&gt;&lt;/td&gt;&lt;td colspan="3" style="background-color:#ffffff;padding:0 1pt"/&gt;&lt;td colspan="3" style="background-color:#ffffff;padding:2px 1pt;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%"&gt;3.00&lt;/span&gt;&lt;/td&gt;&lt;/tr&gt;&lt;tr&gt;&lt;td colspan="3" style="background-color:#dbdbdb;padding:2px 1pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%"&gt;Expected volatility&lt;/span&gt;&lt;/td&gt;&lt;td colspan="2" style="background-color:#dbdbdb;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:100%"&gt;32.00&lt;/span&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%"&gt;&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#dbdbdb;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:100%"&gt;%&lt;/span&gt;&lt;/td&gt;&lt;td colspan="3" style="background-color:#dbdbdb;padding:0 1pt"/&gt;&lt;td colspan="2" style="background-color:#dbdbdb;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%"&gt;19.00&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#dbdbdb;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%"&gt;%&lt;/span&gt;&lt;/td&gt;&lt;/tr&gt;&lt;tr&gt;&lt;td colspan="3" style="background-color:#ffffff;padding:2px 1pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%"&gt;Dividend yield&lt;/span&gt;&lt;/td&gt;&lt;td colspan="2" style="background-color:#ffffff;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:100%"&gt;3.60&lt;/span&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%"&gt;&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#ffffff;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:100%"&gt;%&lt;/span&gt;&lt;/td&gt;&lt;td colspan="3" style="background-color:#ffffff;padding:0 1pt"/&gt;&lt;td colspan="2" style="background-color:#ffffff;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%"&gt;2.80&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#ffffff;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%"&gt;%&lt;/span&gt;&lt;/td&gt;&lt;/tr&gt;&lt;tr style="height:3pt"&gt;&lt;td colspan="3" style="border-bottom:1pt solid #000;padding:0 1pt"/&gt;&lt;td colspan="3" style="border-bottom:1pt solid #000;padding:0 1pt"/&gt;&lt;td colspan="3" style="border-bottom:1pt solid #000;padding:0 1pt"/&gt;&lt;td colspan="3" style="border-bottom:1pt solid #000;padding:0 1pt"/&gt;&lt;/tr&gt;&lt;/table&gt;&lt;/div&gt;&lt;div style="margin-bottom:6pt;margin-top:6pt"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:9pt;font-weight:400;line-height:120%"&gt;The risk-free interest rate was derived from yields on U.S. government bonds of a similar term. The expected term of the award is equal to the three-year performance period. Expected volatility was estimated based on actual historical volatility of our common stock. Dividend yield was estimated based on historic and future yield estimates.&lt;/span&gt;&lt;/div&gt;&lt;div style="margin-bottom:3pt"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:9pt;font-weight:400;line-height:120%"&gt;The following is a summary of stock performance award activity for the three months ended March&#160;31, 2021 (share amounts reflect awards at target):&lt;/span&gt;&lt;table style="border-collapse:collapse;display:inline-table;margin-bottom:5pt;vertical-align:text-bottom;width:100.000%"&gt;&lt;tr&gt;&lt;td style="width:1.0%"/&gt;&lt;td style="width:73.205%"/&gt;&lt;td style="width:0.1%"/&gt;&lt;td style="width:1.0%"/&gt;&lt;td style="width:9.455%"/&gt;&lt;td style="width:0.1%"/&gt;&lt;td style="width:0.1%"/&gt;&lt;td style="width:2.022%"/&gt;&lt;td style="width:0.1%"/&gt;&lt;td style="width:1.0%"/&gt;&lt;td style="width:11.818%"/&gt;&lt;td style="width:0.1%"/&gt;&lt;/tr&gt;&lt;tr&gt;&lt;td colspan="3" style="padding:2px 1pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%"&gt;&#160;&lt;/span&gt;&lt;/td&gt;&lt;td colspan="3" style="padding:2px 1pt;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-style:italic;font-weight:700;line-height:120%"&gt;Shares&lt;/span&gt;&lt;/td&gt;&lt;td colspan="3" style="padding:0 1pt"/&gt;&lt;td colspan="3" style="padding:2px 1pt;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-style:italic;font-weight:700;line-height:120%"&gt;Weighted Average&lt;br/&gt;Grant-Date&lt;br/&gt;Fair Value&lt;/span&gt;&lt;/td&gt;&lt;/tr&gt;&lt;tr style="height:3pt"&gt;&lt;td colspan="3" style="border-top:1pt solid #000;padding:0 1pt"/&gt;&lt;td colspan="3" style="border-top:1pt solid #000;padding:0 1pt"/&gt;&lt;td colspan="3" style="border-top:1pt solid #000;padding:0 1pt"/&gt;&lt;td colspan="3" style="border-top:1pt solid #000;padding:0 1pt"/&gt;&lt;/tr&gt;&lt;tr&gt;&lt;td colspan="3" style="background-color:#dbdbdb;padding:2px 1pt;text-align:left;vertical-align:bottom"&gt;&lt;div&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%"&gt;Nonvested, January 1, 2021&lt;/span&gt;&lt;/div&gt;&lt;/td&gt;&lt;td colspan="2" style="background-color:#dbdbdb;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%"&gt;164,600&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#dbdbdb;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/&gt;&lt;td colspan="3" style="background-color:#dbdbdb;padding:0 1pt"/&gt;&lt;td style="background-color:#dbdbdb;padding:2px 0 2px 1pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%"&gt;$&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#dbdbdb;padding:2px 0;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%"&gt;42.32&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#dbdbdb;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/&gt;&lt;/tr&gt;&lt;tr&gt;&lt;td colspan="3" style="background-color:#ffffff;padding:2px 1pt 2px 7pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%"&gt;Granted&lt;/span&gt;&lt;/td&gt;&lt;td colspan="2" style="background-color:#ffffff;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%"&gt;79,000&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#ffffff;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/&gt;&lt;td colspan="3" style="background-color:#ffffff;padding:0 1pt"/&gt;&lt;td colspan="2" style="background-color:#ffffff;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%"&gt;38.34&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#ffffff;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/&gt;&lt;/tr&gt;&lt;tr&gt;&lt;td colspan="3" style="background-color:#dbdbdb;padding:2px 1pt 2px 7pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%"&gt;Vested&lt;/span&gt;&lt;/td&gt;&lt;td colspan="2" style="background-color:#dbdbdb;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%"&gt;(54,000)&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#dbdbdb;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/&gt;&lt;td colspan="3" style="background-color:#dbdbdb;padding:0 1pt"/&gt;&lt;td colspan="2" style="background-color:#dbdbdb;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%"&gt;35.73&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#dbdbdb;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/&gt;&lt;/tr&gt;&lt;tr&gt;&lt;td colspan="3" style="background-color:#ffffff;padding:2px 1pt 2px 7pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%"&gt;Forfeited&lt;/span&gt;&lt;/td&gt;&lt;td colspan="2" style="background-color:#ffffff;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%"&gt;&#x2014;&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#ffffff;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/&gt;&lt;td colspan="3" style="background-color:#ffffff;padding:0 1pt"/&gt;&lt;td colspan="2" style="background-color:#ffffff;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%"&gt;&#x2014;&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#ffffff;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/&gt;&lt;/tr&gt;&lt;tr&gt;&lt;td colspan="3" style="background-color:#dbdbdb;border-top:1pt solid #000000;padding:2px 1pt;text-align:left;vertical-align:bottom"&gt;&lt;div&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%"&gt;Nonvested, March&#160;31, 2021&lt;/span&gt;&lt;/div&gt;&lt;/td&gt;&lt;td colspan="2" style="background-color:#dbdbdb;border-top:1pt solid #000000;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%"&gt;189,600&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#dbdbdb;border-top:1pt solid #000000;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/&gt;&lt;td colspan="3" style="background-color:#dbdbdb;border-top:1pt solid #000000;padding:0 1pt"/&gt;&lt;td style="background-color:#dbdbdb;border-top:1pt solid #000000;padding:2px 0 2px 1pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%"&gt;$&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#dbdbdb;border-top:1pt solid #000000;padding:2px 0;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%"&gt;42.54&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#dbdbdb;border-top:1pt solid #000000;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/&gt;&lt;/tr&gt;&lt;/table&gt;&lt;/div&gt;The fair value of vested awards was $2.5&#160;million and $3.4&#160;million during the three months ended March&#160;31, 2021 and 2020.</us-gaap:DisclosureOfCompensationRelatedCostsShareBasedPaymentsTextBlock>
    <us-gaap:AllocatedShareBasedCompensationExpense
      contextRef="i3a76d1213b09470fa8c6c3f49fa75d98_D20210101-20210331"
      decimals="-5"
      id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN183MC9mcmFnOmNmMTFlNDdkM2FiYzQ4Y2JhODRjNDc3OGU5MmM0ZmIxL3RleHRyZWdpb246Y2YxMWU0N2QzYWJjNDhjYmE4NGM0Nzc4ZTkyYzRmYjFfMTA5OTUxMTYzMDkxMA_a71d443d-b750-4431-9f93-cbdc19b78434"
      unitRef="usd">4200000</us-gaap:AllocatedShareBasedCompensationExpense>
    <us-gaap:AllocatedShareBasedCompensationExpense
      contextRef="i052d02afe6704673b1b47c9fbf47ec24_D20200101-20200331"
      decimals="-5"
      id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN183MC9mcmFnOmNmMTFlNDdkM2FiYzQ4Y2JhODRjNDc3OGU5MmM0ZmIxL3RleHRyZWdpb246Y2YxMWU0N2QzYWJjNDhjYmE4NGM0Nzc4ZTkyYzRmYjFfMTA5OTUxMTYzMDkyMw_964aa971-62b1-4cd5-b00b-ab59fcb2dc6b"
      unitRef="usd">2800000</us-gaap:AllocatedShareBasedCompensationExpense>
    <us-gaap:ShareBasedCompensationArrangementByShareBasedPaymentAwardAwardVestingPeriod1
      contextRef="i97ce205e887043de94764089abc999bf_D20210101-20210331"
      id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN183MC9mcmFnOmNmMTFlNDdkM2FiYzQ4Y2JhODRjNDc3OGU5MmM0ZmIxL3RleHRyZWdpb246Y2YxMWU0N2QzYWJjNDhjYmE4NGM0Nzc4ZTkyYzRmYjFfNTM1_15298a11-c5a9-4bec-9746-030a6ed8d712">P4Y</us-gaap:ShareBasedCompensationArrangementByShareBasedPaymentAwardAwardVestingPeriod1>
    <ottr:ShareBasedCompensationArrangementByShareBasedPaymentAwardVestedAwardPeriod
      contextRef="i7851798e531549c7b04471423ed4fd5d_D20210101-20210331"
      id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN183MC9mcmFnOmNmMTFlNDdkM2FiYzQ4Y2JhODRjNDc3OGU5MmM0ZmIxL3RleHRyZWdpb246Y2YxMWU0N2QzYWJjNDhjYmE4NGM0Nzc4ZTkyYzRmYjFfNTU4_73173634-789b-4c48-aad6-caf6d217c638">P4Y</ottr:ShareBasedCompensationArrangementByShareBasedPaymentAwardVestedAwardPeriod>
    <us-gaap:DisclosureOfShareBasedCompensationArrangementsByShareBasedPaymentAwardTextBlock
      contextRef="i7851798e531549c7b04471423ed4fd5d_D20210101-20210331"
      id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN183MC9mcmFnOmNmMTFlNDdkM2FiYzQ4Y2JhODRjNDc3OGU5MmM0ZmIxL3RleHRyZWdpb246Y2YxMWU0N2QzYWJjNDhjYmE4NGM0Nzc4ZTkyYzRmYjFfMzEzMQ_07264bb7-b600-41b6-9856-8ef0ad0ff1c8">&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:9pt;font-weight:400;line-height:120%"&gt;The following is a summary of stock award activity for the three months ended March&#160;31, 2021:&lt;/span&gt;&lt;table style="border-collapse:collapse;display:inline-table;margin-bottom:5pt;vertical-align:text-bottom;width:98.888%"&gt;&lt;tr&gt;&lt;td style="width:1.0%"/&gt;&lt;td style="width:73.619%"/&gt;&lt;td style="width:0.1%"/&gt;&lt;td style="width:1.0%"/&gt;&lt;td style="width:9.574%"/&gt;&lt;td style="width:0.1%"/&gt;&lt;td style="width:0.1%"/&gt;&lt;td style="width:1.625%"/&gt;&lt;td style="width:0.1%"/&gt;&lt;td style="width:1.0%"/&gt;&lt;td style="width:11.682%"/&gt;&lt;td style="width:0.1%"/&gt;&lt;/tr&gt;&lt;tr&gt;&lt;td colspan="3" style="padding:0 1pt"/&gt;&lt;td colspan="3" style="padding:2px 1pt;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-style:italic;font-weight:700;line-height:120%"&gt;Shares&lt;/span&gt;&lt;/td&gt;&lt;td colspan="3" style="padding:0 1pt"/&gt;&lt;td colspan="3" style="padding:2px 1pt;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-style:italic;font-weight:700;line-height:120%"&gt;Weighted Average&lt;br/&gt;Grant-Date&lt;br/&gt;Fair Value&lt;/span&gt;&lt;/td&gt;&lt;/tr&gt;&lt;tr style="height:3pt"&gt;&lt;td colspan="3" style="border-top:1pt solid #000000;padding:0 1pt"/&gt;&lt;td colspan="3" style="border-top:1pt solid #000000;padding:0 1pt"/&gt;&lt;td colspan="3" style="border-top:1pt solid #000000;padding:0 1pt"/&gt;&lt;td colspan="3" style="border-top:1pt solid #000000;padding:0 1pt"/&gt;&lt;/tr&gt;&lt;tr&gt;&lt;td colspan="3" style="background-color:#dbdbdb;padding:2px 1pt;text-align:left;vertical-align:bottom"&gt;&lt;div&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%"&gt;Nonvested, January 1, 2021&lt;/span&gt;&lt;/div&gt;&lt;/td&gt;&lt;td colspan="2" style="background-color:#dbdbdb;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%"&gt;128,664&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#dbdbdb;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/&gt;&lt;td colspan="3" style="background-color:#dbdbdb;padding:0 1pt"/&gt;&lt;td style="background-color:#dbdbdb;padding:2px 0 2px 1pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%"&gt;$&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#dbdbdb;padding:2px 0;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%"&gt;44.30&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#dbdbdb;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/&gt;&lt;/tr&gt;&lt;tr&gt;&lt;td colspan="3" style="background-color:#ffffff;padding:2px 1pt 2px 7pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%"&gt;Granted&lt;/span&gt;&lt;/td&gt;&lt;td colspan="2" style="background-color:#ffffff;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%"&gt;21,600&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#ffffff;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/&gt;&lt;td colspan="3" style="background-color:#ffffff;padding:0 1pt"/&gt;&lt;td colspan="2" style="background-color:#ffffff;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%"&gt;42.35&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#ffffff;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/&gt;&lt;/tr&gt;&lt;tr&gt;&lt;td colspan="3" style="background-color:#dbdbdb;padding:2px 1pt 2px 7pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%"&gt;Vested&lt;/span&gt;&lt;/td&gt;&lt;td colspan="2" style="background-color:#dbdbdb;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%"&gt;(16,800)&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#dbdbdb;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/&gt;&lt;td colspan="3" style="background-color:#dbdbdb;padding:0 1pt"/&gt;&lt;td colspan="2" style="background-color:#dbdbdb;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%"&gt;45.93&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#dbdbdb;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/&gt;&lt;/tr&gt;&lt;tr&gt;&lt;td colspan="3" style="background-color:#ffffff;padding:2px 1pt 2px 7pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%"&gt;Forfeited&lt;/span&gt;&lt;/td&gt;&lt;td colspan="2" style="background-color:#ffffff;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%"&gt;&#x2014;&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#ffffff;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/&gt;&lt;td colspan="3" style="background-color:#ffffff;padding:0 1pt"/&gt;&lt;td colspan="2" style="background-color:#ffffff;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%"&gt;&#x2014;&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#ffffff;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/&gt;&lt;/tr&gt;&lt;tr&gt;&lt;td colspan="3" style="background-color:#dbdbdb;border-top:1pt solid #000000;padding:2px 1pt;text-align:left;vertical-align:bottom"&gt;&lt;div&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%"&gt;Nonvested, March&#160;31, 2021&lt;/span&gt;&lt;/div&gt;&lt;/td&gt;&lt;td colspan="2" style="background-color:#dbdbdb;border-top:1pt solid #000000;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%"&gt;133,464&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#dbdbdb;border-top:1pt solid #000000;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/&gt;&lt;td colspan="3" style="background-color:#dbdbdb;border-top:1pt solid #000000;padding:0 1pt"/&gt;&lt;td style="background-color:#dbdbdb;border-top:1pt solid #000000;padding:2px 0 2px 1pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%"&gt;$&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#dbdbdb;border-top:1pt solid #000000;padding:2px 0;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%"&gt;43.78&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#dbdbdb;border-top:1pt solid #000000;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/&gt;&lt;/tr&gt;&lt;/table&gt;</us-gaap:DisclosureOfShareBasedCompensationArrangementsByShareBasedPaymentAwardTextBlock>
    <us-gaap:ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNonvestedNumber
      contextRef="i351a6d3b0c0f42888872781fe42498a5_I20201231"
      decimals="INF"
      id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN183MC9mcmFnOmNmMTFlNDdkM2FiYzQ4Y2JhODRjNDc3OGU5MmM0ZmIxL3RhYmxlOjNlMjhhMDVmOTZjNzRlMmFiYzkwMDY5NjE5NWZjNThjL3RhYmxlcmFuZ2U6M2UyOGEwNWY5NmM3NGUyYWJjOTAwNjk2MTk1ZmM1OGNfMi0xLTEtMS0w_dd528454-322a-4ef7-bc80-c7721138e978"
      unitRef="shares">128664</us-gaap:ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNonvestedNumber>
    <us-gaap:ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNonvestedWeightedAverageGrantDateFairValue
      contextRef="i351a6d3b0c0f42888872781fe42498a5_I20201231"
      decimals="2"
      id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN183MC9mcmFnOmNmMTFlNDdkM2FiYzQ4Y2JhODRjNDc3OGU5MmM0ZmIxL3RhYmxlOjNlMjhhMDVmOTZjNzRlMmFiYzkwMDY5NjE5NWZjNThjL3RhYmxlcmFuZ2U6M2UyOGEwNWY5NmM3NGUyYWJjOTAwNjk2MTk1ZmM1OGNfMi0zLTEtMS0w_d06b8dbd-bccb-4f0f-a48b-b689b9ca4b52"
      unitRef="usdPerShare">44.30</us-gaap:ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNonvestedWeightedAverageGrantDateFairValue>
    <us-gaap:ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsGrantsInPeriod
      contextRef="i7851798e531549c7b04471423ed4fd5d_D20210101-20210331"
      decimals="INF"
      id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN183MC9mcmFnOmNmMTFlNDdkM2FiYzQ4Y2JhODRjNDc3OGU5MmM0ZmIxL3RhYmxlOjNlMjhhMDVmOTZjNzRlMmFiYzkwMDY5NjE5NWZjNThjL3RhYmxlcmFuZ2U6M2UyOGEwNWY5NmM3NGUyYWJjOTAwNjk2MTk1ZmM1OGNfMy0xLTEtMS0w_3111dffd-e68f-4d78-9f0c-141bb8e00cfb"
      unitRef="shares">21600</us-gaap:ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsGrantsInPeriod>
    <us-gaap:ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsGrantsInPeriodWeightedAverageGrantDateFairValue
      contextRef="i7851798e531549c7b04471423ed4fd5d_D20210101-20210331"
      decimals="2"
      id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN183MC9mcmFnOmNmMTFlNDdkM2FiYzQ4Y2JhODRjNDc3OGU5MmM0ZmIxL3RhYmxlOjNlMjhhMDVmOTZjNzRlMmFiYzkwMDY5NjE5NWZjNThjL3RhYmxlcmFuZ2U6M2UyOGEwNWY5NmM3NGUyYWJjOTAwNjk2MTk1ZmM1OGNfMy0zLTEtMS0w_2bf8f8e9-6cab-4430-8616-f95e61947fc0"
      unitRef="usdPerShare">42.35</us-gaap:ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsGrantsInPeriodWeightedAverageGrantDateFairValue>
    <us-gaap:ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsVestedInPeriod
      contextRef="i7851798e531549c7b04471423ed4fd5d_D20210101-20210331"
      decimals="INF"
      id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN183MC9mcmFnOmNmMTFlNDdkM2FiYzQ4Y2JhODRjNDc3OGU5MmM0ZmIxL3RhYmxlOjNlMjhhMDVmOTZjNzRlMmFiYzkwMDY5NjE5NWZjNThjL3RhYmxlcmFuZ2U6M2UyOGEwNWY5NmM3NGUyYWJjOTAwNjk2MTk1ZmM1OGNfNC0xLTEtMS0w_4eaf75ca-d5c5-478f-84c5-76755436d1f8"
      unitRef="shares">16800</us-gaap:ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsVestedInPeriod>
    <us-gaap:ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsVestedInPeriodWeightedAverageGrantDateFairValue
      contextRef="i7851798e531549c7b04471423ed4fd5d_D20210101-20210331"
      decimals="2"
      id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN183MC9mcmFnOmNmMTFlNDdkM2FiYzQ4Y2JhODRjNDc3OGU5MmM0ZmIxL3RhYmxlOjNlMjhhMDVmOTZjNzRlMmFiYzkwMDY5NjE5NWZjNThjL3RhYmxlcmFuZ2U6M2UyOGEwNWY5NmM3NGUyYWJjOTAwNjk2MTk1ZmM1OGNfNC0zLTEtMS0w_ff776668-b5d5-45ba-982f-d6e25e6fcb47"
      unitRef="usdPerShare">45.93</us-gaap:ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsVestedInPeriodWeightedAverageGrantDateFairValue>
    <us-gaap:ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsForfeitedInPeriod
      contextRef="i7851798e531549c7b04471423ed4fd5d_D20210101-20210331"
      decimals="INF"
      id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN183MC9mcmFnOmNmMTFlNDdkM2FiYzQ4Y2JhODRjNDc3OGU5MmM0ZmIxL3RhYmxlOjNlMjhhMDVmOTZjNzRlMmFiYzkwMDY5NjE5NWZjNThjL3RhYmxlcmFuZ2U6M2UyOGEwNWY5NmM3NGUyYWJjOTAwNjk2MTk1ZmM1OGNfNS0xLTEtMS0w_23cf86c2-e4aa-4e41-8998-99d84ff85592"
      unitRef="shares">0</us-gaap:ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsForfeitedInPeriod>
    <us-gaap:ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsForfeituresWeightedAverageGrantDateFairValue
      contextRef="i7851798e531549c7b04471423ed4fd5d_D20210101-20210331"
      decimals="2"
      id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN183MC9mcmFnOmNmMTFlNDdkM2FiYzQ4Y2JhODRjNDc3OGU5MmM0ZmIxL3RhYmxlOjNlMjhhMDVmOTZjNzRlMmFiYzkwMDY5NjE5NWZjNThjL3RhYmxlcmFuZ2U6M2UyOGEwNWY5NmM3NGUyYWJjOTAwNjk2MTk1ZmM1OGNfNS0zLTEtMS0w_ec4e83fb-c2cc-42e5-b726-8adbcf771b82"
      unitRef="usdPerShare">0</us-gaap:ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsForfeituresWeightedAverageGrantDateFairValue>
    <us-gaap:ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNonvestedNumber
      contextRef="i979fdeb16c5b4edf9d0b815c91e12c15_I20210331"
      decimals="INF"
      id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN183MC9mcmFnOmNmMTFlNDdkM2FiYzQ4Y2JhODRjNDc3OGU5MmM0ZmIxL3RhYmxlOjNlMjhhMDVmOTZjNzRlMmFiYzkwMDY5NjE5NWZjNThjL3RhYmxlcmFuZ2U6M2UyOGEwNWY5NmM3NGUyYWJjOTAwNjk2MTk1ZmM1OGNfNi0xLTEtMS0w_24ab6c6c-80a7-4679-8229-b2625f2fd508"
      unitRef="shares">133464</us-gaap:ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNonvestedNumber>
    <us-gaap:ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNonvestedWeightedAverageGrantDateFairValue
      contextRef="i979fdeb16c5b4edf9d0b815c91e12c15_I20210331"
      decimals="2"
      id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN183MC9mcmFnOmNmMTFlNDdkM2FiYzQ4Y2JhODRjNDc3OGU5MmM0ZmIxL3RhYmxlOjNlMjhhMDVmOTZjNzRlMmFiYzkwMDY5NjE5NWZjNThjL3RhYmxlcmFuZ2U6M2UyOGEwNWY5NmM3NGUyYWJjOTAwNjk2MTk1ZmM1OGNfNi0zLTEtMS0w_e5ff1fe4-81fb-4561-a1fc-9843c9c2863c"
      unitRef="usdPerShare">43.78</us-gaap:ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNonvestedWeightedAverageGrantDateFairValue>
    <us-gaap:ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsVestedInPeriodTotalFairValue
      contextRef="i7851798e531549c7b04471423ed4fd5d_D20210101-20210331"
      decimals="-5"
      id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN183MC9mcmFnOmNmMTFlNDdkM2FiYzQ4Y2JhODRjNDc3OGU5MmM0ZmIxL3RleHRyZWdpb246Y2YxMWU0N2QzYWJjNDhjYmE4NGM0Nzc4ZTkyYzRmYjFfMTA5OTUxMTYzMDk5OA_bcc28b95-aae7-43a7-8247-f633ef7def44"
      unitRef="usd">700000</us-gaap:ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsVestedInPeriodTotalFairValue>
    <us-gaap:ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsVestedInPeriodTotalFairValue
      contextRef="i36469f0b4a2c4ce7bc0143d67a51797c_D20200101-20200331"
      decimals="-5"
      id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN183MC9mcmFnOmNmMTFlNDdkM2FiYzQ4Y2JhODRjNDc3OGU5MmM0ZmIxL3RleHRyZWdpb246Y2YxMWU0N2QzYWJjNDhjYmE4NGM0Nzc4ZTkyYzRmYjFfMTA5OTUxMTYzMTAwNg_9ef1378c-ff4b-4425-8353-133480c4d387"
      unitRef="usd">1300000</us-gaap:ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsVestedInPeriodTotalFairValue>
    <us-gaap:ShareBasedCompensationArrangementByShareBasedPaymentAwardAwardVestingPeriod1
      contextRef="i0ab2465096c74a779daef1aca23f0dac_D20210101-20210331"
      id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN183MC9mcmFnOmNmMTFlNDdkM2FiYzQ4Y2JhODRjNDc3OGU5MmM0ZmIxL3RleHRyZWdpb246Y2YxMWU0N2QzYWJjNDhjYmE4NGM0Nzc4ZTkyYzRmYjFfMzEzMg_1818cce7-5eb5-413a-8762-84028c0543cc">P3Y</us-gaap:ShareBasedCompensationArrangementByShareBasedPaymentAwardAwardVestingPeriod1>
    <ottr:PercentageOfTargetAmountAsActualPayment
      contextRef="idc081d8e57524b7bbb0d6b42b22b1cbe_D20210101-20210331"
      decimals="INF"
      id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN183MC9mcmFnOmNmMTFlNDdkM2FiYzQ4Y2JhODRjNDc3OGU5MmM0ZmIxL3RleHRyZWdpb246Y2YxMWU0N2QzYWJjNDhjYmE4NGM0Nzc4ZTkyYzRmYjFfMTg1OQ_d64e08f5-5b62-4239-a7e3-6a028fdcdd5d"
      unitRef="number">0</ottr:PercentageOfTargetAmountAsActualPayment>
    <ottr:PercentageOfTargetAmountAsActualPayment
      contextRef="i967a31c7e75b427ba78060f7bb6ca17d_D20210101-20210331"
      decimals="INF"
      id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN183MC9mcmFnOmNmMTFlNDdkM2FiYzQ4Y2JhODRjNDc3OGU5MmM0ZmIxL3RleHRyZWdpb246Y2YxMWU0N2QzYWJjNDhjYmE4NGM0Nzc4ZTkyYzRmYjFfMTg2NQ_23a12b4b-8396-4b93-ba7b-8b9002446192"
      unitRef="number">1.50</ottr:PercentageOfTargetAmountAsActualPayment>
    <ottr:ScheduleOfShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsValuationAssumptionsTableTextBlock
      contextRef="i0ab2465096c74a779daef1aca23f0dac_D20210101-20210331"
      id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN183MC9mcmFnOmNmMTFlNDdkM2FiYzQ4Y2JhODRjNDc3OGU5MmM0ZmIxL3RleHRyZWdpb246Y2YxMWU0N2QzYWJjNDhjYmE4NGM0Nzc4ZTkyYzRmYjFfMzEyNg_c6ec07dd-b5fc-4883-8171-ca2cd59a6f09">&lt;div style="margin-bottom:3pt"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:9pt;font-weight:400;line-height:120%"&gt;The grant date fair value of stock performance awards granted during the three months ended March&#160;31, 2021 and 2020 was determined using a Monte Carlo fair value simulation model incorporating the following assumptions:&lt;/span&gt;&lt;/div&gt;&lt;div&gt;&lt;table style="border-collapse:collapse;display:inline-table;margin-bottom:5pt;vertical-align:text-bottom;width:100.000%"&gt;&lt;tr&gt;&lt;td style="width:1.0%"/&gt;&lt;td style="width:76.816%"/&gt;&lt;td style="width:0.1%"/&gt;&lt;td style="width:1.0%"/&gt;&lt;td style="width:9.038%"/&gt;&lt;td style="width:0.1%"/&gt;&lt;td style="width:0.1%"/&gt;&lt;td style="width:1.605%"/&gt;&lt;td style="width:0.1%"/&gt;&lt;td style="width:1.0%"/&gt;&lt;td style="width:9.041%"/&gt;&lt;td style="width:0.1%"/&gt;&lt;/tr&gt;&lt;tr&gt;&lt;td colspan="3" style="padding:0 1pt"/&gt;&lt;td colspan="3" style="padding:2px 1pt;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-style:italic;font-weight:700;line-height:100%"&gt;2021&lt;/span&gt;&lt;/td&gt;&lt;td colspan="3" style="padding:0 1pt"/&gt;&lt;td colspan="3" style="padding:2px 1pt;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-style:italic;font-weight:700;line-height:100%"&gt;2020&lt;/span&gt;&lt;/td&gt;&lt;/tr&gt;&lt;tr style="height:3pt"&gt;&lt;td colspan="3" style="border-top:1pt solid #000000;padding:0 1pt"/&gt;&lt;td colspan="3" style="border-top:1pt solid #000000;padding:0 1pt"/&gt;&lt;td colspan="3" style="border-top:1pt solid #000000;padding:0 1pt"/&gt;&lt;td colspan="3" style="border-top:1pt solid #000000;padding:0 1pt"/&gt;&lt;/tr&gt;&lt;tr&gt;&lt;td colspan="3" style="background-color:#dbdbdb;padding:2px 1pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%"&gt;Risk-free interest rate&lt;/span&gt;&lt;/td&gt;&lt;td colspan="2" style="background-color:#dbdbdb;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:100%"&gt;0.18&lt;/span&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%"&gt;&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#dbdbdb;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:100%"&gt;%&lt;/span&gt;&lt;/td&gt;&lt;td colspan="3" style="background-color:#dbdbdb;padding:0 1pt"/&gt;&lt;td colspan="2" style="background-color:#dbdbdb;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%"&gt;1.42&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#dbdbdb;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%"&gt;%&lt;/span&gt;&lt;/td&gt;&lt;/tr&gt;&lt;tr&gt;&lt;td colspan="3" style="background-color:#ffffff;padding:2px 1pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%"&gt;Expected term (in years)&lt;/span&gt;&lt;/td&gt;&lt;td colspan="3" style="background-color:#ffffff;padding:2px 1pt;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:100%"&gt;3.00&lt;/span&gt;&lt;/td&gt;&lt;td colspan="3" style="background-color:#ffffff;padding:0 1pt"/&gt;&lt;td colspan="3" style="background-color:#ffffff;padding:2px 1pt;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%"&gt;3.00&lt;/span&gt;&lt;/td&gt;&lt;/tr&gt;&lt;tr&gt;&lt;td colspan="3" style="background-color:#dbdbdb;padding:2px 1pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%"&gt;Expected volatility&lt;/span&gt;&lt;/td&gt;&lt;td colspan="2" style="background-color:#dbdbdb;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:100%"&gt;32.00&lt;/span&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%"&gt;&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#dbdbdb;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:100%"&gt;%&lt;/span&gt;&lt;/td&gt;&lt;td colspan="3" style="background-color:#dbdbdb;padding:0 1pt"/&gt;&lt;td colspan="2" style="background-color:#dbdbdb;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%"&gt;19.00&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#dbdbdb;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%"&gt;%&lt;/span&gt;&lt;/td&gt;&lt;/tr&gt;&lt;tr&gt;&lt;td colspan="3" style="background-color:#ffffff;padding:2px 1pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%"&gt;Dividend yield&lt;/span&gt;&lt;/td&gt;&lt;td colspan="2" style="background-color:#ffffff;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:100%"&gt;3.60&lt;/span&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%"&gt;&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#ffffff;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:100%"&gt;%&lt;/span&gt;&lt;/td&gt;&lt;td colspan="3" style="background-color:#ffffff;padding:0 1pt"/&gt;&lt;td colspan="2" style="background-color:#ffffff;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%"&gt;2.80&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#ffffff;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%"&gt;%&lt;/span&gt;&lt;/td&gt;&lt;/tr&gt;&lt;tr style="height:3pt"&gt;&lt;td colspan="3" style="border-bottom:1pt solid #000;padding:0 1pt"/&gt;&lt;td colspan="3" style="border-bottom:1pt solid #000;padding:0 1pt"/&gt;&lt;td colspan="3" style="border-bottom:1pt solid #000;padding:0 1pt"/&gt;&lt;td colspan="3" style="border-bottom:1pt solid #000;padding:0 1pt"/&gt;&lt;/tr&gt;&lt;/table&gt;&lt;/div&gt;</ottr:ScheduleOfShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsValuationAssumptionsTableTextBlock>
    <us-gaap:ShareBasedCompensationArrangementByShareBasedPaymentAwardFairValueAssumptionsRiskFreeInterestRate
      contextRef="i0ab2465096c74a779daef1aca23f0dac_D20210101-20210331"
      decimals="4"
      id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN183MC9mcmFnOmNmMTFlNDdkM2FiYzQ4Y2JhODRjNDc3OGU5MmM0ZmIxL3RhYmxlOjRkYTJiYjg5YjE5MzQyMzlhNjk4OWE3YTdjOTA0OGIzL3RhYmxlcmFuZ2U6NGRhMmJiODliMTkzNDIzOWE2OTg5YTdhN2M5MDQ4YjNfMi0xLTEtMS0w_03a96530-b4e1-4929-af48-9aafa1abc8f2"
      unitRef="number">0.0018</us-gaap:ShareBasedCompensationArrangementByShareBasedPaymentAwardFairValueAssumptionsRiskFreeInterestRate>
    <us-gaap:ShareBasedCompensationArrangementByShareBasedPaymentAwardFairValueAssumptionsRiskFreeInterestRate
      contextRef="ib5e741eb05ff43b788de1e729ee0cc1c_D20200101-20200331"
      decimals="4"
      id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN183MC9mcmFnOmNmMTFlNDdkM2FiYzQ4Y2JhODRjNDc3OGU5MmM0ZmIxL3RhYmxlOjRkYTJiYjg5YjE5MzQyMzlhNjk4OWE3YTdjOTA0OGIzL3RhYmxlcmFuZ2U6NGRhMmJiODliMTkzNDIzOWE2OTg5YTdhN2M5MDQ4YjNfMi0zLTEtMS0w_968e641f-ec58-4497-87d9-94999195b43d"
      unitRef="number">0.0142</us-gaap:ShareBasedCompensationArrangementByShareBasedPaymentAwardFairValueAssumptionsRiskFreeInterestRate>
    <us-gaap:SharebasedCompensationArrangementBySharebasedPaymentAwardFairValueAssumptionsExpectedTerm1
      contextRef="i0ab2465096c74a779daef1aca23f0dac_D20210101-20210331"
      id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN183MC9mcmFnOmNmMTFlNDdkM2FiYzQ4Y2JhODRjNDc3OGU5MmM0ZmIxL3RhYmxlOjRkYTJiYjg5YjE5MzQyMzlhNjk4OWE3YTdjOTA0OGIzL3RhYmxlcmFuZ2U6NGRhMmJiODliMTkzNDIzOWE2OTg5YTdhN2M5MDQ4YjNfMy0xLTEtMS0w_1ad7cd37-c5f1-45c2-9512-bb3b4f0dbc86">P3Y</us-gaap:SharebasedCompensationArrangementBySharebasedPaymentAwardFairValueAssumptionsExpectedTerm1>
    <us-gaap:SharebasedCompensationArrangementBySharebasedPaymentAwardFairValueAssumptionsExpectedTerm1
      contextRef="ib5e741eb05ff43b788de1e729ee0cc1c_D20200101-20200331"
      id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN183MC9mcmFnOmNmMTFlNDdkM2FiYzQ4Y2JhODRjNDc3OGU5MmM0ZmIxL3RhYmxlOjRkYTJiYjg5YjE5MzQyMzlhNjk4OWE3YTdjOTA0OGIzL3RhYmxlcmFuZ2U6NGRhMmJiODliMTkzNDIzOWE2OTg5YTdhN2M5MDQ4YjNfMy0zLTEtMS0w_2d5f4feb-c40c-46f0-b043-ac99de5f4336">P3Y</us-gaap:SharebasedCompensationArrangementBySharebasedPaymentAwardFairValueAssumptionsExpectedTerm1>
    <us-gaap:ShareBasedCompensationArrangementByShareBasedPaymentAwardFairValueAssumptionsExpectedVolatilityRate
      contextRef="i0ab2465096c74a779daef1aca23f0dac_D20210101-20210331"
      decimals="4"
      id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN183MC9mcmFnOmNmMTFlNDdkM2FiYzQ4Y2JhODRjNDc3OGU5MmM0ZmIxL3RhYmxlOjRkYTJiYjg5YjE5MzQyMzlhNjk4OWE3YTdjOTA0OGIzL3RhYmxlcmFuZ2U6NGRhMmJiODliMTkzNDIzOWE2OTg5YTdhN2M5MDQ4YjNfNC0xLTEtMS0w_c19edcee-8080-4e2f-b335-71a6c48a4bc3"
      unitRef="number">0.3200</us-gaap:ShareBasedCompensationArrangementByShareBasedPaymentAwardFairValueAssumptionsExpectedVolatilityRate>
    <us-gaap:ShareBasedCompensationArrangementByShareBasedPaymentAwardFairValueAssumptionsExpectedVolatilityRate
      contextRef="ib5e741eb05ff43b788de1e729ee0cc1c_D20200101-20200331"
      decimals="4"
      id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN183MC9mcmFnOmNmMTFlNDdkM2FiYzQ4Y2JhODRjNDc3OGU5MmM0ZmIxL3RhYmxlOjRkYTJiYjg5YjE5MzQyMzlhNjk4OWE3YTdjOTA0OGIzL3RhYmxlcmFuZ2U6NGRhMmJiODliMTkzNDIzOWE2OTg5YTdhN2M5MDQ4YjNfNC0zLTEtMS0w_4239430d-4de2-4233-bd04-8e5a6e3fa7af"
      unitRef="number">0.1900</us-gaap:ShareBasedCompensationArrangementByShareBasedPaymentAwardFairValueAssumptionsExpectedVolatilityRate>
    <us-gaap:ShareBasedCompensationArrangementByShareBasedPaymentAwardFairValueAssumptionsExpectedDividendRate
      contextRef="i0ab2465096c74a779daef1aca23f0dac_D20210101-20210331"
      decimals="INF"
      id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN183MC9mcmFnOmNmMTFlNDdkM2FiYzQ4Y2JhODRjNDc3OGU5MmM0ZmIxL3RhYmxlOjRkYTJiYjg5YjE5MzQyMzlhNjk4OWE3YTdjOTA0OGIzL3RhYmxlcmFuZ2U6NGRhMmJiODliMTkzNDIzOWE2OTg5YTdhN2M5MDQ4YjNfNS0xLTEtMS0w_d421c9a4-8375-4a5b-b255-78de3d07645f"
      unitRef="number">0.0360</us-gaap:ShareBasedCompensationArrangementByShareBasedPaymentAwardFairValueAssumptionsExpectedDividendRate>
    <us-gaap:ShareBasedCompensationArrangementByShareBasedPaymentAwardFairValueAssumptionsExpectedDividendRate
      contextRef="ib5e741eb05ff43b788de1e729ee0cc1c_D20200101-20200331"
      decimals="INF"
      id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN183MC9mcmFnOmNmMTFlNDdkM2FiYzQ4Y2JhODRjNDc3OGU5MmM0ZmIxL3RhYmxlOjRkYTJiYjg5YjE5MzQyMzlhNjk4OWE3YTdjOTA0OGIzL3RhYmxlcmFuZ2U6NGRhMmJiODliMTkzNDIzOWE2OTg5YTdhN2M5MDQ4YjNfNS0zLTEtMS0w_1cd43c67-328c-4910-84d8-45f5ffca4211"
      unitRef="number">0.0280</us-gaap:ShareBasedCompensationArrangementByShareBasedPaymentAwardFairValueAssumptionsExpectedDividendRate>
    <us-gaap:ShareBasedCompensationArrangementByShareBasedPaymentAwardAwardVestingPeriod1
      contextRef="i0ab2465096c74a779daef1aca23f0dac_D20210101-20210331"
      id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN183MC9mcmFnOmNmMTFlNDdkM2FiYzQ4Y2JhODRjNDc3OGU5MmM0ZmIxL3RleHRyZWdpb246Y2YxMWU0N2QzYWJjNDhjYmE4NGM0Nzc4ZTkyYzRmYjFfMzEyNw_959e6108-8d7d-42c5-be33-11a3e38787a9">P3Y</us-gaap:ShareBasedCompensationArrangementByShareBasedPaymentAwardAwardVestingPeriod1>
    <us-gaap:DisclosureOfShareBasedCompensationArrangementsByShareBasedPaymentAwardTextBlock
      contextRef="i0ab2465096c74a779daef1aca23f0dac_D20210101-20210331"
      id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN183MC9mcmFnOmNmMTFlNDdkM2FiYzQ4Y2JhODRjNDc3OGU5MmM0ZmIxL3RleHRyZWdpb246Y2YxMWU0N2QzYWJjNDhjYmE4NGM0Nzc4ZTkyYzRmYjFfMzEyOA_a89ae649-ccb5-44a8-a640-237bf3ae8bdd">&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:9pt;font-weight:400;line-height:120%"&gt;The following is a summary of stock performance award activity for the three months ended March&#160;31, 2021 (share amounts reflect awards at target):&lt;/span&gt;&lt;table style="border-collapse:collapse;display:inline-table;margin-bottom:5pt;vertical-align:text-bottom;width:100.000%"&gt;&lt;tr&gt;&lt;td style="width:1.0%"/&gt;&lt;td style="width:73.205%"/&gt;&lt;td style="width:0.1%"/&gt;&lt;td style="width:1.0%"/&gt;&lt;td style="width:9.455%"/&gt;&lt;td style="width:0.1%"/&gt;&lt;td style="width:0.1%"/&gt;&lt;td style="width:2.022%"/&gt;&lt;td style="width:0.1%"/&gt;&lt;td style="width:1.0%"/&gt;&lt;td style="width:11.818%"/&gt;&lt;td style="width:0.1%"/&gt;&lt;/tr&gt;&lt;tr&gt;&lt;td colspan="3" style="padding:2px 1pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%"&gt;&#160;&lt;/span&gt;&lt;/td&gt;&lt;td colspan="3" style="padding:2px 1pt;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-style:italic;font-weight:700;line-height:120%"&gt;Shares&lt;/span&gt;&lt;/td&gt;&lt;td colspan="3" style="padding:0 1pt"/&gt;&lt;td colspan="3" style="padding:2px 1pt;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-style:italic;font-weight:700;line-height:120%"&gt;Weighted Average&lt;br/&gt;Grant-Date&lt;br/&gt;Fair Value&lt;/span&gt;&lt;/td&gt;&lt;/tr&gt;&lt;tr style="height:3pt"&gt;&lt;td colspan="3" style="border-top:1pt solid #000;padding:0 1pt"/&gt;&lt;td colspan="3" style="border-top:1pt solid #000;padding:0 1pt"/&gt;&lt;td colspan="3" style="border-top:1pt solid #000;padding:0 1pt"/&gt;&lt;td colspan="3" style="border-top:1pt solid #000;padding:0 1pt"/&gt;&lt;/tr&gt;&lt;tr&gt;&lt;td colspan="3" style="background-color:#dbdbdb;padding:2px 1pt;text-align:left;vertical-align:bottom"&gt;&lt;div&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%"&gt;Nonvested, January 1, 2021&lt;/span&gt;&lt;/div&gt;&lt;/td&gt;&lt;td colspan="2" style="background-color:#dbdbdb;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%"&gt;164,600&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#dbdbdb;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/&gt;&lt;td colspan="3" style="background-color:#dbdbdb;padding:0 1pt"/&gt;&lt;td style="background-color:#dbdbdb;padding:2px 0 2px 1pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%"&gt;$&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#dbdbdb;padding:2px 0;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%"&gt;42.32&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#dbdbdb;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/&gt;&lt;/tr&gt;&lt;tr&gt;&lt;td colspan="3" style="background-color:#ffffff;padding:2px 1pt 2px 7pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%"&gt;Granted&lt;/span&gt;&lt;/td&gt;&lt;td colspan="2" style="background-color:#ffffff;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%"&gt;79,000&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#ffffff;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/&gt;&lt;td colspan="3" style="background-color:#ffffff;padding:0 1pt"/&gt;&lt;td colspan="2" style="background-color:#ffffff;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%"&gt;38.34&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#ffffff;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/&gt;&lt;/tr&gt;&lt;tr&gt;&lt;td colspan="3" style="background-color:#dbdbdb;padding:2px 1pt 2px 7pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%"&gt;Vested&lt;/span&gt;&lt;/td&gt;&lt;td colspan="2" style="background-color:#dbdbdb;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%"&gt;(54,000)&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#dbdbdb;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/&gt;&lt;td colspan="3" style="background-color:#dbdbdb;padding:0 1pt"/&gt;&lt;td colspan="2" style="background-color:#dbdbdb;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%"&gt;35.73&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#dbdbdb;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/&gt;&lt;/tr&gt;&lt;tr&gt;&lt;td colspan="3" style="background-color:#ffffff;padding:2px 1pt 2px 7pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%"&gt;Forfeited&lt;/span&gt;&lt;/td&gt;&lt;td colspan="2" style="background-color:#ffffff;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%"&gt;&#x2014;&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#ffffff;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/&gt;&lt;td colspan="3" style="background-color:#ffffff;padding:0 1pt"/&gt;&lt;td colspan="2" style="background-color:#ffffff;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%"&gt;&#x2014;&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#ffffff;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/&gt;&lt;/tr&gt;&lt;tr&gt;&lt;td colspan="3" style="background-color:#dbdbdb;border-top:1pt solid #000000;padding:2px 1pt;text-align:left;vertical-align:bottom"&gt;&lt;div&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%"&gt;Nonvested, March&#160;31, 2021&lt;/span&gt;&lt;/div&gt;&lt;/td&gt;&lt;td colspan="2" style="background-color:#dbdbdb;border-top:1pt solid #000000;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%"&gt;189,600&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#dbdbdb;border-top:1pt solid #000000;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/&gt;&lt;td colspan="3" style="background-color:#dbdbdb;border-top:1pt solid #000000;padding:0 1pt"/&gt;&lt;td style="background-color:#dbdbdb;border-top:1pt solid #000000;padding:2px 0 2px 1pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%"&gt;$&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#dbdbdb;border-top:1pt solid #000000;padding:2px 0;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%"&gt;42.54&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#dbdbdb;border-top:1pt solid #000000;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/&gt;&lt;/tr&gt;&lt;/table&gt;</us-gaap:DisclosureOfShareBasedCompensationArrangementsByShareBasedPaymentAwardTextBlock>
    <us-gaap:ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNonvestedNumber
      contextRef="i3a97fbf55d3843498c8255edc49c498d_I20201231"
      decimals="INF"
      id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN183MC9mcmFnOmNmMTFlNDdkM2FiYzQ4Y2JhODRjNDc3OGU5MmM0ZmIxL3RhYmxlOjk5ZGY3OTJmNmIyYTQ1MzY5MjdjOTEyYTZhNTA0NDc2L3RhYmxlcmFuZ2U6OTlkZjc5MmY2YjJhNDUzNjkyN2M5MTJhNmE1MDQ0NzZfMi0xLTEtMS0w_adecac54-aea5-466c-8681-c7e9237e9857"
      unitRef="shares">164600</us-gaap:ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNonvestedNumber>
    <us-gaap:ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNonvestedWeightedAverageGrantDateFairValue
      contextRef="i3a97fbf55d3843498c8255edc49c498d_I20201231"
      decimals="2"
      id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN183MC9mcmFnOmNmMTFlNDdkM2FiYzQ4Y2JhODRjNDc3OGU5MmM0ZmIxL3RhYmxlOjk5ZGY3OTJmNmIyYTQ1MzY5MjdjOTEyYTZhNTA0NDc2L3RhYmxlcmFuZ2U6OTlkZjc5MmY2YjJhNDUzNjkyN2M5MTJhNmE1MDQ0NzZfMi0zLTEtMS0w_2aa8188c-7a15-4bd5-a447-3891b9cc42ab"
      unitRef="usdPerShare">42.32</us-gaap:ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNonvestedWeightedAverageGrantDateFairValue>
    <us-gaap:ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsGrantsInPeriod
      contextRef="i0ab2465096c74a779daef1aca23f0dac_D20210101-20210331"
      decimals="INF"
      id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN183MC9mcmFnOmNmMTFlNDdkM2FiYzQ4Y2JhODRjNDc3OGU5MmM0ZmIxL3RhYmxlOjk5ZGY3OTJmNmIyYTQ1MzY5MjdjOTEyYTZhNTA0NDc2L3RhYmxlcmFuZ2U6OTlkZjc5MmY2YjJhNDUzNjkyN2M5MTJhNmE1MDQ0NzZfMy0xLTEtMS0w_33945561-346a-4236-b613-aac87b12d4a4"
      unitRef="shares">79000</us-gaap:ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsGrantsInPeriod>
    <us-gaap:ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsGrantsInPeriodWeightedAverageGrantDateFairValue
      contextRef="i0ab2465096c74a779daef1aca23f0dac_D20210101-20210331"
      decimals="2"
      id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN183MC9mcmFnOmNmMTFlNDdkM2FiYzQ4Y2JhODRjNDc3OGU5MmM0ZmIxL3RhYmxlOjk5ZGY3OTJmNmIyYTQ1MzY5MjdjOTEyYTZhNTA0NDc2L3RhYmxlcmFuZ2U6OTlkZjc5MmY2YjJhNDUzNjkyN2M5MTJhNmE1MDQ0NzZfMy0zLTEtMS0w_e06cc4c8-93d8-415f-a746-60b053861bfb"
      unitRef="usdPerShare">38.34</us-gaap:ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsGrantsInPeriodWeightedAverageGrantDateFairValue>
    <us-gaap:ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsVestedInPeriod
      contextRef="i0ab2465096c74a779daef1aca23f0dac_D20210101-20210331"
      decimals="INF"
      id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN183MC9mcmFnOmNmMTFlNDdkM2FiYzQ4Y2JhODRjNDc3OGU5MmM0ZmIxL3RhYmxlOjk5ZGY3OTJmNmIyYTQ1MzY5MjdjOTEyYTZhNTA0NDc2L3RhYmxlcmFuZ2U6OTlkZjc5MmY2YjJhNDUzNjkyN2M5MTJhNmE1MDQ0NzZfNC0xLTEtMS0w_f6b0daa5-176b-474e-9254-34cb7c482dd7"
      unitRef="shares">54000</us-gaap:ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsVestedInPeriod>
    <us-gaap:ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsVestedInPeriodWeightedAverageGrantDateFairValue
      contextRef="i0ab2465096c74a779daef1aca23f0dac_D20210101-20210331"
      decimals="2"
      id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN183MC9mcmFnOmNmMTFlNDdkM2FiYzQ4Y2JhODRjNDc3OGU5MmM0ZmIxL3RhYmxlOjk5ZGY3OTJmNmIyYTQ1MzY5MjdjOTEyYTZhNTA0NDc2L3RhYmxlcmFuZ2U6OTlkZjc5MmY2YjJhNDUzNjkyN2M5MTJhNmE1MDQ0NzZfNC0zLTEtMS0w_7351aed0-c06f-4af8-a6f2-ef1ad3de1e16"
      unitRef="usdPerShare">35.73</us-gaap:ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsVestedInPeriodWeightedAverageGrantDateFairValue>
    <us-gaap:ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsForfeitedInPeriod
      contextRef="i0ab2465096c74a779daef1aca23f0dac_D20210101-20210331"
      decimals="INF"
      id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN183MC9mcmFnOmNmMTFlNDdkM2FiYzQ4Y2JhODRjNDc3OGU5MmM0ZmIxL3RhYmxlOjk5ZGY3OTJmNmIyYTQ1MzY5MjdjOTEyYTZhNTA0NDc2L3RhYmxlcmFuZ2U6OTlkZjc5MmY2YjJhNDUzNjkyN2M5MTJhNmE1MDQ0NzZfNS0xLTEtMS0w_d459fa93-1aaa-4c5b-a774-d0ce59e6a56b"
      unitRef="shares">0</us-gaap:ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsForfeitedInPeriod>
    <us-gaap:ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsForfeituresWeightedAverageGrantDateFairValue
      contextRef="i0ab2465096c74a779daef1aca23f0dac_D20210101-20210331"
      decimals="2"
      id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN183MC9mcmFnOmNmMTFlNDdkM2FiYzQ4Y2JhODRjNDc3OGU5MmM0ZmIxL3RhYmxlOjk5ZGY3OTJmNmIyYTQ1MzY5MjdjOTEyYTZhNTA0NDc2L3RhYmxlcmFuZ2U6OTlkZjc5MmY2YjJhNDUzNjkyN2M5MTJhNmE1MDQ0NzZfNS0zLTEtMS0w_97d3a361-0808-4168-bd9f-f8901cd8eeb0"
      unitRef="usdPerShare">0</us-gaap:ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsForfeituresWeightedAverageGrantDateFairValue>
    <us-gaap:ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNonvestedNumber
      contextRef="ifed4986ff09c473d861cd4fe4a59f849_I20210331"
      decimals="INF"
      id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN183MC9mcmFnOmNmMTFlNDdkM2FiYzQ4Y2JhODRjNDc3OGU5MmM0ZmIxL3RhYmxlOjk5ZGY3OTJmNmIyYTQ1MzY5MjdjOTEyYTZhNTA0NDc2L3RhYmxlcmFuZ2U6OTlkZjc5MmY2YjJhNDUzNjkyN2M5MTJhNmE1MDQ0NzZfNi0xLTEtMS0w_ee705e50-0816-433e-a77a-adcef6dc3e80"
      unitRef="shares">189600</us-gaap:ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNonvestedNumber>
    <us-gaap:ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNonvestedWeightedAverageGrantDateFairValue
      contextRef="ifed4986ff09c473d861cd4fe4a59f849_I20210331"
      decimals="2"
      id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN183MC9mcmFnOmNmMTFlNDdkM2FiYzQ4Y2JhODRjNDc3OGU5MmM0ZmIxL3RhYmxlOjk5ZGY3OTJmNmIyYTQ1MzY5MjdjOTEyYTZhNTA0NDc2L3RhYmxlcmFuZ2U6OTlkZjc5MmY2YjJhNDUzNjkyN2M5MTJhNmE1MDQ0NzZfNi0zLTEtMS0w_783e50ef-ef2b-4f67-b3e9-01ba6e8c808e"
      unitRef="usdPerShare">42.54</us-gaap:ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNonvestedWeightedAverageGrantDateFairValue>
    <us-gaap:ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsVestedInPeriodTotalFairValue
      contextRef="i0ab2465096c74a779daef1aca23f0dac_D20210101-20210331"
      decimals="-5"
      id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN183MC9mcmFnOmNmMTFlNDdkM2FiYzQ4Y2JhODRjNDc3OGU5MmM0ZmIxL3RleHRyZWdpb246Y2YxMWU0N2QzYWJjNDhjYmE4NGM0Nzc4ZTkyYzRmYjFfMTA5OTUxMTYzMTA1Mw_09ca7819-b711-4dad-9f70-a3c6f2fb76f6"
      unitRef="usd">2500000</us-gaap:ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsVestedInPeriodTotalFairValue>
    <us-gaap:ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsVestedInPeriodTotalFairValue
      contextRef="ib5e741eb05ff43b788de1e729ee0cc1c_D20200101-20200331"
      decimals="-5"
      id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN183MC9mcmFnOmNmMTFlNDdkM2FiYzQ4Y2JhODRjNDc3OGU5MmM0ZmIxL3RleHRyZWdpb246Y2YxMWU0N2QzYWJjNDhjYmE4NGM0Nzc4ZTkyYzRmYjFfMTA5OTUxMTYzMTA2MQ_f3ea0af7-9a51-4a5c-b86d-1b85f4dd27fa"
      unitRef="usd">3400000</us-gaap:ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsVestedInPeriodTotalFairValue>
    <us-gaap:EarningsPerShareTextBlock
      contextRef="i3a76d1213b09470fa8c6c3f49fa75d98_D20210101-20210331"
      id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN183My9mcmFnOjA3N2JhOGIzN2E5NTRkNWY4NDRjM2NmZDM1M2I2NzFkL3RleHRyZWdpb246MDc3YmE4YjM3YTk1NGQ1Zjg0NGMzY2ZkMzUzYjY3MWRfOTA0_442bb1db-e0e0-4aaa-9fb5-352c9f779f60">Earnings Per Share&lt;div style="margin-bottom:3pt"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:9pt;font-weight:400;line-height:120%"&gt;The numerator used in the calculation of both basic and diluted earnings per common share is net income. The denominator used in the calculation of basic earnings per common share is the weighted average number of common shares outstanding during the period. The denominator used in the calculation of diluted earnings per common share is derived by adjusting basic shares outstanding for the dilutive effect of potential common shares outstanding, which consist of time and performance based stock awards and employee stock purchase plan shares.&lt;/span&gt;&lt;/div&gt;&lt;div style="margin-bottom:3pt"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:9pt;font-weight:400;line-height:120%"&gt;The following includes the computation of the denominator for basic and diluted weighted-average shares outstanding for the three months ended March&#160;31, 2021 and 2020: &lt;/span&gt;&lt;/div&gt;&lt;div style="margin-bottom:6pt"&gt;&lt;table style="border-collapse:collapse;display:inline-table;margin-bottom:5pt;vertical-align:text-bottom;width:100.000%"&gt;&lt;tr&gt;&lt;td style="width:1.0%"/&gt;&lt;td style="width:74.872%"/&gt;&lt;td style="width:0.1%"/&gt;&lt;td style="width:1.0%"/&gt;&lt;td style="width:10.011%"/&gt;&lt;td style="width:0.1%"/&gt;&lt;td style="width:0.1%"/&gt;&lt;td style="width:1.605%"/&gt;&lt;td style="width:0.1%"/&gt;&lt;td style="width:1.0%"/&gt;&lt;td style="width:10.012%"/&gt;&lt;td style="width:0.1%"/&gt;&lt;td colspan="3" style="display:none"/&gt;&lt;td colspan="3" style="display:none"/&gt;&lt;td colspan="3" style="display:none"/&gt;&lt;td colspan="3" style="display:none"/&gt;&lt;/tr&gt;&lt;tr&gt;&lt;td colspan="3" style="display:none"/&gt;&lt;td colspan="3" style="display:none"/&gt;&lt;td colspan="3" style="display:none"/&gt;&lt;td colspan="3" style="display:none"/&gt;&lt;/tr&gt;&lt;tr&gt;&lt;td colspan="3" style="padding:2px 1pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-style:italic;font-weight:700;line-height:120%"&gt;(in thousands)&lt;/span&gt;&lt;/td&gt;&lt;td colspan="3" style="padding:2px 1pt;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-style:italic;font-weight:700;line-height:120%"&gt;2021&lt;/span&gt;&lt;/td&gt;&lt;td colspan="3" style="padding:0 1pt"/&gt;&lt;td colspan="3" style="padding:2px 1pt;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-style:italic;font-weight:700;line-height:120%"&gt;2020&lt;/span&gt;&lt;/td&gt;&lt;td colspan="3" style="display:none"/&gt;&lt;td colspan="3" style="display:none"/&gt;&lt;td colspan="3" style="display:none"/&gt;&lt;td colspan="3" style="display:none"/&gt;&lt;/tr&gt;&lt;tr style="height:3pt"&gt;&lt;td colspan="3" style="border-top:1pt solid #000;padding:0 1pt"/&gt;&lt;td colspan="3" style="border-top:1pt solid #000;padding:0 1pt"/&gt;&lt;td colspan="3" style="border-top:1pt solid #000;padding:0 1pt"/&gt;&lt;td colspan="3" style="border-top:1pt solid #000;padding:0 1pt"/&gt;&lt;td colspan="3" style="display:none"/&gt;&lt;td colspan="3" style="display:none"/&gt;&lt;td colspan="3" style="display:none"/&gt;&lt;td colspan="3" style="display:none"/&gt;&lt;/tr&gt;&lt;tr&gt;&lt;td colspan="3" style="background-color:#dbdbdb;padding:2px 1pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:120%"&gt;Weighted Average Common Shares Outstanding &#x2013; Basic&lt;/span&gt;&lt;/td&gt;&lt;td colspan="2" style="background-color:#dbdbdb;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:120%"&gt;41,455&lt;/span&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%"&gt;&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#dbdbdb;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/&gt;&lt;td colspan="3" style="background-color:#dbdbdb;padding:0 1pt"/&gt;&lt;td colspan="2" style="background-color:#dbdbdb;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%"&gt;40,217&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#dbdbdb;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/&gt;&lt;td colspan="3" style="display:none"/&gt;&lt;td colspan="3" style="display:none"/&gt;&lt;td colspan="3" style="display:none"/&gt;&lt;td colspan="3" style="display:none"/&gt;&lt;/tr&gt;&lt;tr&gt;&lt;td colspan="3" style="background-color:#ffffff;padding:2px 1pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%"&gt;Effect of Dilutive Securities:&lt;/span&gt;&lt;/td&gt;&lt;td colspan="3" style="background-color:#ffffff;padding:0 1pt"/&gt;&lt;td colspan="3" style="background-color:#ffffff;padding:0 1pt"/&gt;&lt;td colspan="3" style="background-color:#ffffff;padding:0 1pt"/&gt;&lt;td colspan="3" style="display:none"/&gt;&lt;td colspan="3" style="display:none"/&gt;&lt;td colspan="3" style="display:none"/&gt;&lt;td colspan="3" style="display:none"/&gt;&lt;/tr&gt;&lt;tr&gt;&lt;td colspan="3" style="background-color:#dbdbdb;padding:2px 1pt 2px 7.75pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%"&gt;Stock Performance Awards&lt;/span&gt;&lt;/td&gt;&lt;td colspan="2" style="background-color:#dbdbdb;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:120%"&gt;143&lt;/span&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%"&gt;&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#dbdbdb;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/&gt;&lt;td colspan="3" style="background-color:#dbdbdb;padding:0 1pt"/&gt;&lt;td colspan="2" style="background-color:#dbdbdb;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%"&gt;126&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#dbdbdb;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/&gt;&lt;td colspan="3" style="display:none"/&gt;&lt;td colspan="3" style="display:none"/&gt;&lt;td colspan="3" style="display:none"/&gt;&lt;td colspan="3" style="display:none"/&gt;&lt;/tr&gt;&lt;tr&gt;&lt;td colspan="3" style="background-color:#ffffff;padding:2px 1pt 2px 7.75pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%"&gt;Stock Awards&lt;/span&gt;&lt;/td&gt;&lt;td colspan="2" style="background-color:#ffffff;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:120%"&gt;85&lt;/span&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%"&gt;&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#ffffff;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/&gt;&lt;td colspan="3" style="background-color:#ffffff;padding:0 1pt"/&gt;&lt;td colspan="2" style="background-color:#ffffff;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%"&gt;83&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#ffffff;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/&gt;&lt;td colspan="3" style="display:none"/&gt;&lt;td colspan="3" style="display:none"/&gt;&lt;td colspan="3" style="display:none"/&gt;&lt;td colspan="3" style="display:none"/&gt;&lt;/tr&gt;&lt;tr&gt;&lt;td colspan="3" style="background-color:#dbdbdb;padding:2px 1pt 2px 7.75pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%"&gt;Employee Stock Purchase Plan Shares and Other&lt;/span&gt;&lt;/td&gt;&lt;td colspan="2" style="background-color:#dbdbdb;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:120%"&gt;17&lt;/span&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%"&gt;&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#dbdbdb;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/&gt;&lt;td colspan="3" style="background-color:#dbdbdb;padding:0 1pt"/&gt;&lt;td colspan="2" style="background-color:#dbdbdb;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%"&gt;18&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#dbdbdb;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/&gt;&lt;td colspan="3" style="display:none"/&gt;&lt;td colspan="3" style="display:none"/&gt;&lt;td colspan="3" style="display:none"/&gt;&lt;td colspan="3" style="display:none"/&gt;&lt;/tr&gt;&lt;tr&gt;&lt;td colspan="3" style="background-color:#ffffff;border-top:1pt solid #000;padding:2px 1pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%"&gt;Dilutive Effect of Potential Common Shares&lt;/span&gt;&lt;/td&gt;&lt;td colspan="2" style="background-color:#ffffff;border-top:1pt solid #000;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:120%"&gt;245&lt;/span&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%"&gt;&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#ffffff;border-top:1pt solid #000;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/&gt;&lt;td colspan="3" style="background-color:#ffffff;border-top:1pt solid #000;padding:0 1pt"/&gt;&lt;td colspan="2" style="background-color:#ffffff;border-top:1pt solid #000;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%"&gt;227&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#ffffff;border-top:1pt solid #000;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/&gt;&lt;td colspan="3" style="display:none"/&gt;&lt;td colspan="3" style="display:none"/&gt;&lt;td colspan="3" style="display:none"/&gt;&lt;td colspan="3" style="display:none"/&gt;&lt;/tr&gt;&lt;tr&gt;&lt;td colspan="3" style="background-color:#dbdbdb;border-top:1pt solid #000;padding:2px 1pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:120%"&gt;Weighted Average Common Shares Outstanding &#x2013; Diluted&lt;/span&gt;&lt;/td&gt;&lt;td colspan="2" style="background-color:#dbdbdb;border-top:1pt solid #000;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:120%"&gt;41,700&lt;/span&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%"&gt;&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#dbdbdb;border-top:1pt solid #000;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/&gt;&lt;td colspan="3" style="background-color:#dbdbdb;border-top:1pt solid #000;padding:0 1pt"/&gt;&lt;td colspan="2" style="background-color:#dbdbdb;border-top:1pt solid #000;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%"&gt;40,444&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#dbdbdb;border-top:1pt solid #000;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/&gt;&lt;td colspan="3" style="display:none"/&gt;&lt;td colspan="3" style="display:none"/&gt;&lt;td colspan="3" style="display:none"/&gt;&lt;td colspan="3" style="display:none"/&gt;&lt;/tr&gt;&lt;/table&gt;&lt;/div&gt;&lt;div style="margin-bottom:6pt"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:9pt;font-weight:400;line-height:120%"&gt;The amount of shares excluded from diluted weighted-average common shares outstanding because such shares were anti-dilutive was not material for the three months ended March&#160;31, 2021 and 2020.&lt;/span&gt;&lt;/div&gt;</us-gaap:EarningsPerShareTextBlock>
    <us-gaap:ScheduleOfEarningsPerShareBasicAndDilutedTableTextBlock
      contextRef="i3a76d1213b09470fa8c6c3f49fa75d98_D20210101-20210331"
      id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN183My9mcmFnOjA3N2JhOGIzN2E5NTRkNWY4NDRjM2NmZDM1M2I2NzFkL3RleHRyZWdpb246MDc3YmE4YjM3YTk1NGQ1Zjg0NGMzY2ZkMzUzYjY3MWRfOTA1_be7c609b-4c57-4175-858a-58b6a8c3d8bf">&lt;div style="margin-bottom:3pt"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:9pt;font-weight:400;line-height:120%"&gt;The following includes the computation of the denominator for basic and diluted weighted-average shares outstanding for the three months ended March&#160;31, 2021 and 2020: &lt;/span&gt;&lt;/div&gt;&lt;div style="margin-bottom:6pt"&gt;&lt;table style="border-collapse:collapse;display:inline-table;margin-bottom:5pt;vertical-align:text-bottom;width:100.000%"&gt;&lt;tr&gt;&lt;td style="width:1.0%"/&gt;&lt;td style="width:74.872%"/&gt;&lt;td style="width:0.1%"/&gt;&lt;td style="width:1.0%"/&gt;&lt;td style="width:10.011%"/&gt;&lt;td style="width:0.1%"/&gt;&lt;td style="width:0.1%"/&gt;&lt;td style="width:1.605%"/&gt;&lt;td style="width:0.1%"/&gt;&lt;td style="width:1.0%"/&gt;&lt;td style="width:10.012%"/&gt;&lt;td style="width:0.1%"/&gt;&lt;td colspan="3" style="display:none"/&gt;&lt;td colspan="3" style="display:none"/&gt;&lt;td colspan="3" style="display:none"/&gt;&lt;td colspan="3" style="display:none"/&gt;&lt;/tr&gt;&lt;tr&gt;&lt;td colspan="3" style="display:none"/&gt;&lt;td colspan="3" style="display:none"/&gt;&lt;td colspan="3" style="display:none"/&gt;&lt;td colspan="3" style="display:none"/&gt;&lt;/tr&gt;&lt;tr&gt;&lt;td colspan="3" style="padding:2px 1pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-style:italic;font-weight:700;line-height:120%"&gt;(in thousands)&lt;/span&gt;&lt;/td&gt;&lt;td colspan="3" style="padding:2px 1pt;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-style:italic;font-weight:700;line-height:120%"&gt;2021&lt;/span&gt;&lt;/td&gt;&lt;td colspan="3" style="padding:0 1pt"/&gt;&lt;td colspan="3" style="padding:2px 1pt;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-style:italic;font-weight:700;line-height:120%"&gt;2020&lt;/span&gt;&lt;/td&gt;&lt;td colspan="3" style="display:none"/&gt;&lt;td colspan="3" style="display:none"/&gt;&lt;td colspan="3" style="display:none"/&gt;&lt;td colspan="3" style="display:none"/&gt;&lt;/tr&gt;&lt;tr style="height:3pt"&gt;&lt;td colspan="3" style="border-top:1pt solid #000;padding:0 1pt"/&gt;&lt;td colspan="3" style="border-top:1pt solid #000;padding:0 1pt"/&gt;&lt;td colspan="3" style="border-top:1pt solid #000;padding:0 1pt"/&gt;&lt;td colspan="3" style="border-top:1pt solid #000;padding:0 1pt"/&gt;&lt;td colspan="3" style="display:none"/&gt;&lt;td colspan="3" style="display:none"/&gt;&lt;td colspan="3" style="display:none"/&gt;&lt;td colspan="3" style="display:none"/&gt;&lt;/tr&gt;&lt;tr&gt;&lt;td colspan="3" style="background-color:#dbdbdb;padding:2px 1pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:120%"&gt;Weighted Average Common Shares Outstanding &#x2013; Basic&lt;/span&gt;&lt;/td&gt;&lt;td colspan="2" style="background-color:#dbdbdb;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:120%"&gt;41,455&lt;/span&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%"&gt;&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#dbdbdb;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/&gt;&lt;td colspan="3" style="background-color:#dbdbdb;padding:0 1pt"/&gt;&lt;td colspan="2" style="background-color:#dbdbdb;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%"&gt;40,217&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#dbdbdb;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/&gt;&lt;td colspan="3" style="display:none"/&gt;&lt;td colspan="3" style="display:none"/&gt;&lt;td colspan="3" style="display:none"/&gt;&lt;td colspan="3" style="display:none"/&gt;&lt;/tr&gt;&lt;tr&gt;&lt;td colspan="3" style="background-color:#ffffff;padding:2px 1pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%"&gt;Effect of Dilutive Securities:&lt;/span&gt;&lt;/td&gt;&lt;td colspan="3" style="background-color:#ffffff;padding:0 1pt"/&gt;&lt;td colspan="3" style="background-color:#ffffff;padding:0 1pt"/&gt;&lt;td colspan="3" style="background-color:#ffffff;padding:0 1pt"/&gt;&lt;td colspan="3" style="display:none"/&gt;&lt;td colspan="3" style="display:none"/&gt;&lt;td colspan="3" style="display:none"/&gt;&lt;td colspan="3" style="display:none"/&gt;&lt;/tr&gt;&lt;tr&gt;&lt;td colspan="3" style="background-color:#dbdbdb;padding:2px 1pt 2px 7.75pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%"&gt;Stock Performance Awards&lt;/span&gt;&lt;/td&gt;&lt;td colspan="2" style="background-color:#dbdbdb;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:120%"&gt;143&lt;/span&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%"&gt;&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#dbdbdb;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/&gt;&lt;td colspan="3" style="background-color:#dbdbdb;padding:0 1pt"/&gt;&lt;td colspan="2" style="background-color:#dbdbdb;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%"&gt;126&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#dbdbdb;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/&gt;&lt;td colspan="3" style="display:none"/&gt;&lt;td colspan="3" style="display:none"/&gt;&lt;td colspan="3" style="display:none"/&gt;&lt;td colspan="3" style="display:none"/&gt;&lt;/tr&gt;&lt;tr&gt;&lt;td colspan="3" style="background-color:#ffffff;padding:2px 1pt 2px 7.75pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%"&gt;Stock Awards&lt;/span&gt;&lt;/td&gt;&lt;td colspan="2" style="background-color:#ffffff;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:120%"&gt;85&lt;/span&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%"&gt;&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#ffffff;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/&gt;&lt;td colspan="3" style="background-color:#ffffff;padding:0 1pt"/&gt;&lt;td colspan="2" style="background-color:#ffffff;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%"&gt;83&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#ffffff;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/&gt;&lt;td colspan="3" style="display:none"/&gt;&lt;td colspan="3" style="display:none"/&gt;&lt;td colspan="3" style="display:none"/&gt;&lt;td colspan="3" style="display:none"/&gt;&lt;/tr&gt;&lt;tr&gt;&lt;td colspan="3" style="background-color:#dbdbdb;padding:2px 1pt 2px 7.75pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%"&gt;Employee Stock Purchase Plan Shares and Other&lt;/span&gt;&lt;/td&gt;&lt;td colspan="2" style="background-color:#dbdbdb;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:120%"&gt;17&lt;/span&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%"&gt;&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#dbdbdb;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/&gt;&lt;td colspan="3" style="background-color:#dbdbdb;padding:0 1pt"/&gt;&lt;td colspan="2" style="background-color:#dbdbdb;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%"&gt;18&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#dbdbdb;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/&gt;&lt;td colspan="3" style="display:none"/&gt;&lt;td colspan="3" style="display:none"/&gt;&lt;td colspan="3" style="display:none"/&gt;&lt;td colspan="3" style="display:none"/&gt;&lt;/tr&gt;&lt;tr&gt;&lt;td colspan="3" style="background-color:#ffffff;border-top:1pt solid #000;padding:2px 1pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%"&gt;Dilutive Effect of Potential Common Shares&lt;/span&gt;&lt;/td&gt;&lt;td colspan="2" style="background-color:#ffffff;border-top:1pt solid #000;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:120%"&gt;245&lt;/span&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%"&gt;&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#ffffff;border-top:1pt solid #000;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/&gt;&lt;td colspan="3" style="background-color:#ffffff;border-top:1pt solid #000;padding:0 1pt"/&gt;&lt;td colspan="2" style="background-color:#ffffff;border-top:1pt solid #000;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%"&gt;227&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#ffffff;border-top:1pt solid #000;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/&gt;&lt;td colspan="3" style="display:none"/&gt;&lt;td colspan="3" style="display:none"/&gt;&lt;td colspan="3" style="display:none"/&gt;&lt;td colspan="3" style="display:none"/&gt;&lt;/tr&gt;&lt;tr&gt;&lt;td colspan="3" style="background-color:#dbdbdb;border-top:1pt solid #000;padding:2px 1pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:120%"&gt;Weighted Average Common Shares Outstanding &#x2013; Diluted&lt;/span&gt;&lt;/td&gt;&lt;td colspan="2" style="background-color:#dbdbdb;border-top:1pt solid #000;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:120%"&gt;41,700&lt;/span&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%"&gt;&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#dbdbdb;border-top:1pt solid #000;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/&gt;&lt;td colspan="3" style="background-color:#dbdbdb;border-top:1pt solid #000;padding:0 1pt"/&gt;&lt;td colspan="2" style="background-color:#dbdbdb;border-top:1pt solid #000;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%"&gt;40,444&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#dbdbdb;border-top:1pt solid #000;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/&gt;&lt;td colspan="3" style="display:none"/&gt;&lt;td colspan="3" style="display:none"/&gt;&lt;td colspan="3" style="display:none"/&gt;&lt;td colspan="3" style="display:none"/&gt;&lt;/tr&gt;&lt;/table&gt;&lt;/div&gt;</us-gaap:ScheduleOfEarningsPerShareBasicAndDilutedTableTextBlock>
    <us-gaap:WeightedAverageNumberOfSharesOutstandingBasic
      contextRef="i3a76d1213b09470fa8c6c3f49fa75d98_D20210101-20210331"
      decimals="-3"
      id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN183My9mcmFnOjA3N2JhOGIzN2E5NTRkNWY4NDRjM2NmZDM1M2I2NzFkL3RhYmxlOmNlZTU4ZGNmOGRhMDRhNmI5M2E2ODQ4OGNkZWJhMjQxL3RhYmxlcmFuZ2U6Y2VlNThkY2Y4ZGEwNGE2YjkzYTY4NDg4Y2RlYmEyNDFfMi0xLTEtMS0w_4ffd5e2a-e8d5-40b8-b7d5-975e77841be4"
      unitRef="shares">41455000</us-gaap:WeightedAverageNumberOfSharesOutstandingBasic>
    <us-gaap:WeightedAverageNumberOfSharesOutstandingBasic
      contextRef="i052d02afe6704673b1b47c9fbf47ec24_D20200101-20200331"
      decimals="-3"
      id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN183My9mcmFnOjA3N2JhOGIzN2E5NTRkNWY4NDRjM2NmZDM1M2I2NzFkL3RhYmxlOmNlZTU4ZGNmOGRhMDRhNmI5M2E2ODQ4OGNkZWJhMjQxL3RhYmxlcmFuZ2U6Y2VlNThkY2Y4ZGEwNGE2YjkzYTY4NDg4Y2RlYmEyNDFfMi0zLTEtMS0w_a5a248be-2e60-4af1-acc5-03d38e51a541"
      unitRef="shares">40217000</us-gaap:WeightedAverageNumberOfSharesOutstandingBasic>
    <us-gaap:IncrementalCommonSharesAttributableToShareBasedPaymentArrangements
      contextRef="i0ab2465096c74a779daef1aca23f0dac_D20210101-20210331"
      decimals="-3"
      id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN183My9mcmFnOjA3N2JhOGIzN2E5NTRkNWY4NDRjM2NmZDM1M2I2NzFkL3RhYmxlOmNlZTU4ZGNmOGRhMDRhNmI5M2E2ODQ4OGNkZWJhMjQxL3RhYmxlcmFuZ2U6Y2VlNThkY2Y4ZGEwNGE2YjkzYTY4NDg4Y2RlYmEyNDFfNC0xLTEtMS0w_247e9375-7fad-465c-8851-97a5bbc634dc"
      unitRef="shares">143000</us-gaap:IncrementalCommonSharesAttributableToShareBasedPaymentArrangements>
    <us-gaap:IncrementalCommonSharesAttributableToShareBasedPaymentArrangements
      contextRef="ib5e741eb05ff43b788de1e729ee0cc1c_D20200101-20200331"
      decimals="-3"
      id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN183My9mcmFnOjA3N2JhOGIzN2E5NTRkNWY4NDRjM2NmZDM1M2I2NzFkL3RhYmxlOmNlZTU4ZGNmOGRhMDRhNmI5M2E2ODQ4OGNkZWJhMjQxL3RhYmxlcmFuZ2U6Y2VlNThkY2Y4ZGEwNGE2YjkzYTY4NDg4Y2RlYmEyNDFfNC0zLTEtMS0w_fc800639-69ac-4a34-aa12-bfb3e9433e9e"
      unitRef="shares">126000</us-gaap:IncrementalCommonSharesAttributableToShareBasedPaymentArrangements>
    <us-gaap:IncrementalCommonSharesAttributableToShareBasedPaymentArrangements
      contextRef="i7851798e531549c7b04471423ed4fd5d_D20210101-20210331"
      decimals="-3"
      id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN183My9mcmFnOjA3N2JhOGIzN2E5NTRkNWY4NDRjM2NmZDM1M2I2NzFkL3RhYmxlOmNlZTU4ZGNmOGRhMDRhNmI5M2E2ODQ4OGNkZWJhMjQxL3RhYmxlcmFuZ2U6Y2VlNThkY2Y4ZGEwNGE2YjkzYTY4NDg4Y2RlYmEyNDFfNS0xLTEtMS0w_36dac0cf-ebfd-4e6c-824e-3aef9a3a038e"
      unitRef="shares">85000</us-gaap:IncrementalCommonSharesAttributableToShareBasedPaymentArrangements>
    <us-gaap:IncrementalCommonSharesAttributableToShareBasedPaymentArrangements
      contextRef="i36469f0b4a2c4ce7bc0143d67a51797c_D20200101-20200331"
      decimals="-3"
      id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN183My9mcmFnOjA3N2JhOGIzN2E5NTRkNWY4NDRjM2NmZDM1M2I2NzFkL3RhYmxlOmNlZTU4ZGNmOGRhMDRhNmI5M2E2ODQ4OGNkZWJhMjQxL3RhYmxlcmFuZ2U6Y2VlNThkY2Y4ZGEwNGE2YjkzYTY4NDg4Y2RlYmEyNDFfNS0zLTEtMS0w_183453c3-3739-4441-92f9-4ebb60b0cd25"
      unitRef="shares">83000</us-gaap:IncrementalCommonSharesAttributableToShareBasedPaymentArrangements>
    <us-gaap:IncrementalCommonSharesAttributableToShareBasedPaymentArrangements
      contextRef="i2b4a299a6236465dbb68322392d93510_D20210101-20210331"
      decimals="-3"
      id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN183My9mcmFnOjA3N2JhOGIzN2E5NTRkNWY4NDRjM2NmZDM1M2I2NzFkL3RhYmxlOmNlZTU4ZGNmOGRhMDRhNmI5M2E2ODQ4OGNkZWJhMjQxL3RhYmxlcmFuZ2U6Y2VlNThkY2Y4ZGEwNGE2YjkzYTY4NDg4Y2RlYmEyNDFfNi0xLTEtMS0w_3f41f832-d8db-4295-8de9-bd5869c496d1"
      unitRef="shares">17000</us-gaap:IncrementalCommonSharesAttributableToShareBasedPaymentArrangements>
    <us-gaap:IncrementalCommonSharesAttributableToShareBasedPaymentArrangements
      contextRef="i981f956e21ee4f2187d296d6d699ba19_D20200101-20200331"
      decimals="-3"
      id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN183My9mcmFnOjA3N2JhOGIzN2E5NTRkNWY4NDRjM2NmZDM1M2I2NzFkL3RhYmxlOmNlZTU4ZGNmOGRhMDRhNmI5M2E2ODQ4OGNkZWJhMjQxL3RhYmxlcmFuZ2U6Y2VlNThkY2Y4ZGEwNGE2YjkzYTY4NDg4Y2RlYmEyNDFfNi0zLTEtMS0w_797af7e1-2785-4632-b75c-2b65231ee2ff"
      unitRef="shares">18000</us-gaap:IncrementalCommonSharesAttributableToShareBasedPaymentArrangements>
    <us-gaap:WeightedAverageNumberDilutedSharesOutstandingAdjustment
      contextRef="i3a76d1213b09470fa8c6c3f49fa75d98_D20210101-20210331"
      decimals="-3"
      id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN183My9mcmFnOjA3N2JhOGIzN2E5NTRkNWY4NDRjM2NmZDM1M2I2NzFkL3RhYmxlOmNlZTU4ZGNmOGRhMDRhNmI5M2E2ODQ4OGNkZWJhMjQxL3RhYmxlcmFuZ2U6Y2VlNThkY2Y4ZGEwNGE2YjkzYTY4NDg4Y2RlYmEyNDFfNy0xLTEtMS0w_49242fdb-e6a3-4ef4-b4a8-974215584131"
      unitRef="shares">245000</us-gaap:WeightedAverageNumberDilutedSharesOutstandingAdjustment>
    <us-gaap:WeightedAverageNumberDilutedSharesOutstandingAdjustment
      contextRef="i052d02afe6704673b1b47c9fbf47ec24_D20200101-20200331"
      decimals="-3"
      id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN183My9mcmFnOjA3N2JhOGIzN2E5NTRkNWY4NDRjM2NmZDM1M2I2NzFkL3RhYmxlOmNlZTU4ZGNmOGRhMDRhNmI5M2E2ODQ4OGNkZWJhMjQxL3RhYmxlcmFuZ2U6Y2VlNThkY2Y4ZGEwNGE2YjkzYTY4NDg4Y2RlYmEyNDFfNy0zLTEtMS0w_02b82639-c71f-40ce-8864-4817b8fa7061"
      unitRef="shares">227000</us-gaap:WeightedAverageNumberDilutedSharesOutstandingAdjustment>
    <us-gaap:WeightedAverageNumberOfDilutedSharesOutstanding
      contextRef="i3a76d1213b09470fa8c6c3f49fa75d98_D20210101-20210331"
      decimals="-3"
      id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN183My9mcmFnOjA3N2JhOGIzN2E5NTRkNWY4NDRjM2NmZDM1M2I2NzFkL3RhYmxlOmNlZTU4ZGNmOGRhMDRhNmI5M2E2ODQ4OGNkZWJhMjQxL3RhYmxlcmFuZ2U6Y2VlNThkY2Y4ZGEwNGE2YjkzYTY4NDg4Y2RlYmEyNDFfOC0xLTEtMS0w_47aa0675-d941-4c4d-98c8-bb663e72e016"
      unitRef="shares">41700000</us-gaap:WeightedAverageNumberOfDilutedSharesOutstanding>
    <us-gaap:WeightedAverageNumberOfDilutedSharesOutstanding
      contextRef="i052d02afe6704673b1b47c9fbf47ec24_D20200101-20200331"
      decimals="-3"
      id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN183My9mcmFnOjA3N2JhOGIzN2E5NTRkNWY4NDRjM2NmZDM1M2I2NzFkL3RhYmxlOmNlZTU4ZGNmOGRhMDRhNmI5M2E2ODQ4OGNkZWJhMjQxL3RhYmxlcmFuZ2U6Y2VlNThkY2Y4ZGEwNGE2YjkzYTY4NDg4Y2RlYmEyNDFfOC0zLTEtMS0w_a088f3f9-63cc-4435-bb96-4c3d9b1ae596"
      unitRef="shares">40444000</us-gaap:WeightedAverageNumberOfDilutedSharesOutstanding>
    <us-gaap:FairValueDisclosuresTextBlock
      contextRef="i3a76d1213b09470fa8c6c3f49fa75d98_D20210101-20210331"
      id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN183Ni9mcmFnOjQwMDIzZTMxOWFjMTRiMTNhMTYwNDJmNDU2MmMwNjM0L3RleHRyZWdpb246NDAwMjNlMzE5YWMxNGIxM2ExNjA0MmY0NTYyYzA2MzRfMTY1Mw_16ad09c2-15d3-4565-aaf9-7fbc2718c094">Fair Value Measurements&lt;div style="margin-bottom:3pt"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:9pt;font-weight:400;line-height:120%"&gt;The following tables present our assets measured at fair value on a recurring basis as of March&#160;31, 2021 and December&#160;31, 2020 classified by the input method used to measure fair value:&lt;/span&gt;&lt;table style="border-collapse:collapse;display:inline-table;margin-bottom:5pt;vertical-align:text-bottom;width:100.000%"&gt;&lt;tr&gt;&lt;td style="width:1.0%"/&gt;&lt;td style="width:61.955%"/&gt;&lt;td style="width:0.1%"/&gt;&lt;td style="width:1.0%"/&gt;&lt;td style="width:10.011%"/&gt;&lt;td style="width:0.1%"/&gt;&lt;td style="width:0.1%"/&gt;&lt;td style="width:1.605%"/&gt;&lt;td style="width:0.1%"/&gt;&lt;td style="width:1.0%"/&gt;&lt;td style="width:10.011%"/&gt;&lt;td style="width:0.1%"/&gt;&lt;td style="width:0.1%"/&gt;&lt;td style="width:1.605%"/&gt;&lt;td style="width:0.1%"/&gt;&lt;td style="width:1.0%"/&gt;&lt;td style="width:10.013%"/&gt;&lt;td style="width:0.1%"/&gt;&lt;/tr&gt;&lt;tr&gt;&lt;td colspan="3" style="padding:0 1pt"/&gt;&lt;td colspan="3" style="padding:2px 1pt;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-style:italic;font-weight:700;line-height:120%"&gt;Level 1&lt;/span&gt;&lt;/td&gt;&lt;td colspan="3" style="padding:0 1pt"/&gt;&lt;td colspan="3" style="padding:2px 1pt;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-style:italic;font-weight:700;line-height:120%"&gt;Level 2&lt;/span&gt;&lt;/td&gt;&lt;td colspan="3" style="padding:0 1pt"/&gt;&lt;td colspan="3" style="padding:2px 1pt;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-style:italic;font-weight:700;line-height:120%"&gt;Level 3&lt;/span&gt;&lt;/td&gt;&lt;/tr&gt;&lt;tr style="height:3pt"&gt;&lt;td colspan="3" style="border-top:1pt solid #000;padding:0 1pt"/&gt;&lt;td colspan="3" style="border-top:1pt solid #000;padding:0 1pt"/&gt;&lt;td colspan="3" style="border-top:1pt solid #000;padding:0 1pt"/&gt;&lt;td colspan="3" style="border-top:1pt solid #000;padding:0 1pt"/&gt;&lt;td colspan="3" style="border-top:1pt solid #000;padding:0 1pt"/&gt;&lt;td colspan="3" style="border-top:1pt solid #000;padding:0 1pt"/&gt;&lt;/tr&gt;&lt;tr&gt;&lt;td colspan="3" style="background-color:#dbdbdb;padding:2px 1pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:100%"&gt;March 31, 2021&lt;/span&gt;&lt;/td&gt;&lt;td colspan="3" style="background-color:#dbdbdb;padding:0 1pt"/&gt;&lt;td colspan="3" style="background-color:#dbdbdb;padding:0 1pt"/&gt;&lt;td colspan="3" style="background-color:#dbdbdb;padding:0 1pt"/&gt;&lt;td colspan="3" style="background-color:#dbdbdb;padding:0 1pt"/&gt;&lt;td colspan="3" style="background-color:#dbdbdb;padding:0 1pt"/&gt;&lt;/tr&gt;&lt;tr&gt;&lt;td colspan="3" style="background-color:#ffffff;border-top:1pt solid #000;padding:2px 1pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%"&gt;Investments:&lt;/span&gt;&lt;/td&gt;&lt;td colspan="3" style="background-color:#ffffff;border-top:1pt solid #000;padding:0 1pt"/&gt;&lt;td colspan="3" style="background-color:#ffffff;border-top:1pt solid #000;padding:0 1pt"/&gt;&lt;td colspan="3" style="background-color:#ffffff;border-top:1pt solid #000;padding:0 1pt"/&gt;&lt;td colspan="3" style="background-color:#ffffff;border-top:1pt solid #000;padding:0 1pt"/&gt;&lt;td colspan="3" style="background-color:#ffffff;border-top:1pt solid #000;padding:0 1pt"/&gt;&lt;/tr&gt;&lt;tr&gt;&lt;td colspan="3" style="background-color:#dbdbdb;padding:2px 1pt 2px 7pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%"&gt;Money Market Funds&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#dbdbdb;padding:2px 0 2px 1pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:120%"&gt;$&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#dbdbdb;padding:2px 0;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:120%"&gt;1,862&lt;/span&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%"&gt;&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#dbdbdb;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/&gt;&lt;td colspan="3" style="background-color:#dbdbdb;padding:0 1pt"/&gt;&lt;td style="background-color:#dbdbdb;padding:2px 0 2px 1pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%"&gt;$&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#dbdbdb;padding:2px 0;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%"&gt;&#x2014;&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#dbdbdb;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/&gt;&lt;td colspan="3" style="background-color:#dbdbdb;padding:0 1pt"/&gt;&lt;td style="background-color:#dbdbdb;padding:2px 0 2px 1pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%"&gt;$&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#dbdbdb;padding:2px 0;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%"&gt;&#x2014;&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#dbdbdb;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/&gt;&lt;/tr&gt;&lt;tr&gt;&lt;td colspan="3" style="background-color:#ffffff;padding:2px 1pt 2px 7pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%"&gt;Mutual Funds&lt;/span&gt;&lt;/td&gt;&lt;td colspan="2" style="background-color:#ffffff;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:120%"&gt;5,141&lt;/span&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%"&gt;&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#ffffff;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/&gt;&lt;td colspan="3" style="background-color:#ffffff;padding:0 1pt"/&gt;&lt;td colspan="2" style="background-color:#ffffff;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%"&gt;&#x2014;&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#ffffff;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/&gt;&lt;td colspan="3" style="background-color:#ffffff;padding:0 1pt"/&gt;&lt;td colspan="2" style="background-color:#ffffff;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%"&gt;&#x2014;&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#ffffff;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/&gt;&lt;/tr&gt;&lt;tr&gt;&lt;td colspan="3" style="background-color:#dbdbdb;padding:2px 1pt 2px 7pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%"&gt;Corporate Debt Securities&lt;/span&gt;&lt;/td&gt;&lt;td colspan="2" style="background-color:#dbdbdb;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%"&gt;&#x2014;&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#dbdbdb;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/&gt;&lt;td colspan="3" style="background-color:#dbdbdb;padding:0 1pt"/&gt;&lt;td colspan="2" style="background-color:#dbdbdb;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:120%"&gt;2,401&lt;/span&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%"&gt;&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#dbdbdb;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/&gt;&lt;td colspan="3" style="background-color:#dbdbdb;padding:0 1pt"/&gt;&lt;td colspan="2" style="background-color:#dbdbdb;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%"&gt;&#x2014;&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#dbdbdb;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/&gt;&lt;/tr&gt;&lt;tr&gt;&lt;td colspan="3" style="background-color:#ffffff;padding:2px 1pt 2px 7pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%"&gt;Government-Backed and Government-Sponsored Enterprises&#x2019; Debt Securities&lt;/span&gt;&lt;/td&gt;&lt;td colspan="2" style="background-color:#ffffff;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%"&gt;&#x2014;&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#ffffff;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/&gt;&lt;td colspan="3" style="background-color:#ffffff;padding:0 1pt"/&gt;&lt;td colspan="2" style="background-color:#ffffff;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:120%"&gt;6,808&lt;/span&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%"&gt;&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#ffffff;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/&gt;&lt;td colspan="3" style="background-color:#ffffff;padding:0 1pt"/&gt;&lt;td colspan="2" style="background-color:#ffffff;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%"&gt;&#x2014;&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#ffffff;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/&gt;&lt;/tr&gt;&lt;tr&gt;&lt;td colspan="3" style="background-color:#dbdbdb;border-top:1pt solid #000;padding:2px 1pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%"&gt;Total Assets&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#dbdbdb;border-top:1pt solid #000;padding:2px 0 2px 1pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:120%"&gt;$&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#dbdbdb;border-top:1pt solid #000;padding:2px 0;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:120%"&gt;7,003&lt;/span&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%"&gt;&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#dbdbdb;border-top:1pt solid #000;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/&gt;&lt;td colspan="3" style="background-color:#dbdbdb;border-top:1pt solid #000;padding:0 1pt"/&gt;&lt;td style="background-color:#dbdbdb;border-top:1pt solid #000;padding:2px 0 2px 1pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:120%"&gt;$&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#dbdbdb;border-top:1pt solid #000;padding:2px 0;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:120%"&gt;9,209&lt;/span&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%"&gt;&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#dbdbdb;border-top:1pt solid #000;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/&gt;&lt;td colspan="3" style="background-color:#dbdbdb;border-top:1pt solid #000;padding:0 1pt"/&gt;&lt;td style="background-color:#dbdbdb;border-top:1pt solid #000;padding:2px 0 2px 1pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%"&gt;$&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#dbdbdb;border-top:1pt solid #000;padding:2px 0;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%"&gt;&#x2014;&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#dbdbdb;border-top:1pt solid #000;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/&gt;&lt;/tr&gt;&lt;tr&gt;&lt;td colspan="3" style="background-color:#ffffff;padding:2px 1pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:100%"&gt;December 31, 2020&lt;/span&gt;&lt;/td&gt;&lt;td colspan="3" style="background-color:#ffffff;padding:0 1pt"/&gt;&lt;td colspan="3" style="background-color:#ffffff;padding:0 1pt"/&gt;&lt;td colspan="3" style="background-color:#ffffff;padding:0 1pt"/&gt;&lt;td colspan="3" style="background-color:#ffffff;padding:0 1pt"/&gt;&lt;td colspan="3" style="background-color:#ffffff;padding:0 1pt"/&gt;&lt;/tr&gt;&lt;tr&gt;&lt;td colspan="3" style="background-color:#dbdbdb;border-top:1pt solid #000;padding:2px 1pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%"&gt;Investments:&lt;/span&gt;&lt;/td&gt;&lt;td colspan="3" style="background-color:#dbdbdb;border-top:1pt solid #000;padding:0 1pt"/&gt;&lt;td colspan="3" style="background-color:#dbdbdb;border-top:1pt solid #000;padding:0 1pt"/&gt;&lt;td colspan="3" style="background-color:#dbdbdb;border-top:1pt solid #000;padding:0 1pt"/&gt;&lt;td colspan="3" style="background-color:#dbdbdb;border-top:1pt solid #000;padding:0 1pt"/&gt;&lt;td colspan="3" style="background-color:#dbdbdb;border-top:1pt solid #000;padding:0 1pt"/&gt;&lt;/tr&gt;&lt;tr&gt;&lt;td colspan="3" style="background-color:#ffffff;padding:2px 1pt 2px 7pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%"&gt;Money Market Funds&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#ffffff;padding:2px 0 2px 1pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%"&gt;$&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#ffffff;padding:2px 0;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%"&gt;4,075&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#ffffff;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/&gt;&lt;td colspan="3" style="background-color:#ffffff;padding:0 1pt"/&gt;&lt;td style="background-color:#ffffff;padding:2px 0 2px 1pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%"&gt;$&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#ffffff;padding:2px 0;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%"&gt;&#x2014;&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#ffffff;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/&gt;&lt;td colspan="3" style="background-color:#ffffff;padding:0 1pt"/&gt;&lt;td style="background-color:#ffffff;padding:2px 0 2px 1pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%"&gt;$&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#ffffff;padding:2px 0;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%"&gt;&#x2014;&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#ffffff;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/&gt;&lt;/tr&gt;&lt;tr&gt;&lt;td colspan="3" style="background-color:#dbdbdb;padding:2px 1pt 2px 7pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%"&gt;Mutual Funds&lt;/span&gt;&lt;/td&gt;&lt;td colspan="2" style="background-color:#dbdbdb;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%"&gt;1,662&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#dbdbdb;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/&gt;&lt;td colspan="3" style="background-color:#dbdbdb;padding:0 1pt"/&gt;&lt;td colspan="2" style="background-color:#dbdbdb;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%"&gt;&#x2014;&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#dbdbdb;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/&gt;&lt;td colspan="3" style="background-color:#dbdbdb;padding:0 1pt"/&gt;&lt;td colspan="2" style="background-color:#dbdbdb;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%"&gt;&#x2014;&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#dbdbdb;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/&gt;&lt;/tr&gt;&lt;tr&gt;&lt;td colspan="3" style="background-color:#ffffff;padding:2px 1pt 2px 7pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%"&gt;Corporate Debt Securities&lt;/span&gt;&lt;/td&gt;&lt;td colspan="2" style="background-color:#ffffff;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%"&gt;&#x2014;&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#ffffff;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/&gt;&lt;td colspan="3" style="background-color:#ffffff;padding:0 1pt"/&gt;&lt;td colspan="2" style="background-color:#ffffff;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%"&gt;2,627&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#ffffff;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/&gt;&lt;td colspan="3" style="background-color:#ffffff;padding:0 1pt"/&gt;&lt;td colspan="2" style="background-color:#ffffff;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%"&gt;&#x2014;&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#ffffff;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/&gt;&lt;/tr&gt;&lt;tr&gt;&lt;td colspan="3" style="background-color:#dbdbdb;padding:2px 1pt 2px 7pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%"&gt;Government-Backed and Government-Sponsored Enterprises&#x2019; Debt Securities&lt;/span&gt;&lt;/td&gt;&lt;td colspan="2" style="background-color:#dbdbdb;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%"&gt;&#x2014;&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#dbdbdb;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/&gt;&lt;td colspan="3" style="background-color:#dbdbdb;padding:0 1pt"/&gt;&lt;td colspan="2" style="background-color:#dbdbdb;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%"&gt;6,633&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#dbdbdb;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/&gt;&lt;td colspan="3" style="background-color:#dbdbdb;padding:0 1pt"/&gt;&lt;td colspan="2" style="background-color:#dbdbdb;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%"&gt;&#x2014;&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#dbdbdb;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/&gt;&lt;/tr&gt;&lt;tr&gt;&lt;td colspan="3" style="background-color:#ffffff;border-top:1pt solid #000;padding:2px 1pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%"&gt;Total Assets&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#ffffff;border-top:1pt solid #000;padding:2px 0 2px 1pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%"&gt;$&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#ffffff;border-top:1pt solid #000;padding:2px 0;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%"&gt;5,737&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#ffffff;border-top:1pt solid #000;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/&gt;&lt;td colspan="3" style="background-color:#ffffff;border-top:1pt solid #000;padding:0 1pt"/&gt;&lt;td style="background-color:#ffffff;border-top:1pt solid #000;padding:2px 0 2px 1pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%"&gt;$&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#ffffff;border-top:1pt solid #000;padding:2px 0;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%"&gt;9,260&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#ffffff;border-top:1pt solid #000;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/&gt;&lt;td colspan="3" style="background-color:#ffffff;border-top:1pt solid #000;padding:0 1pt"/&gt;&lt;td style="background-color:#ffffff;border-top:1pt solid #000;padding:2px 0 2px 1pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%"&gt;$&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#ffffff;border-top:1pt solid #000;padding:2px 0;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%"&gt;&#x2014;&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#ffffff;border-top:1pt solid #000;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/&gt;&lt;/tr&gt;&lt;/table&gt;&lt;/div&gt;&lt;div style="margin-bottom:6pt"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:9pt;font-weight:400;line-height:120%"&gt;The level 2 fair value measurements for Government-Backed and Government-Sponsored Enterprises&#x2019; and Corporate Debt Securities are determined on the basis of valuations provided by a third-party pricing service which utilizes industry accepted valuation models and observable market inputs to determine valuation. Some valuations or model inputs used by the pricing service may be based on broker quotes.&lt;/span&gt;&lt;/div&gt;&lt;div style="margin-bottom:3pt"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:9pt;font-weight:400;line-height:120%"&gt;In addition to assets recorded at fair value on a recurring basis, we also hold financial instruments that are not recorded at fair value in the consolidated balance sheets but for which disclosure of the fair value of these financial instruments is provided. The following reflects the carrying value and estimated fair value of these assets and (liabilities) as of March&#160;31, 2021 and December&#160;31, 2020: &lt;/span&gt;&lt;/div&gt;&lt;div style="margin-bottom:3pt"&gt;&lt;table style="border-collapse:collapse;display:inline-table;margin-bottom:5pt;vertical-align:text-bottom;width:100.000%"&gt;&lt;tr&gt;&lt;td style="width:1.0%"/&gt;&lt;td style="width:49.038%"/&gt;&lt;td style="width:0.1%"/&gt;&lt;td style="width:1.0%"/&gt;&lt;td style="width:10.011%"/&gt;&lt;td style="width:0.1%"/&gt;&lt;td style="width:0.1%"/&gt;&lt;td style="width:1.605%"/&gt;&lt;td style="width:0.1%"/&gt;&lt;td style="width:1.0%"/&gt;&lt;td style="width:10.011%"/&gt;&lt;td style="width:0.1%"/&gt;&lt;td style="width:0.1%"/&gt;&lt;td style="width:1.605%"/&gt;&lt;td style="width:0.1%"/&gt;&lt;td style="width:1.0%"/&gt;&lt;td style="width:10.011%"/&gt;&lt;td style="width:0.1%"/&gt;&lt;td style="width:0.1%"/&gt;&lt;td style="width:1.605%"/&gt;&lt;td style="width:0.1%"/&gt;&lt;td style="width:1.0%"/&gt;&lt;td style="width:10.014%"/&gt;&lt;td style="width:0.1%"/&gt;&lt;/tr&gt;&lt;tr&gt;&lt;td colspan="3" style="padding:2px 1pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%"&gt;&#160;&lt;/span&gt;&lt;/td&gt;&lt;td colspan="9" style="padding:2px 1pt;text-align:center;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-style:italic;font-weight:700;line-height:120%"&gt;March 31, 2021&lt;/span&gt;&lt;/td&gt;&lt;td colspan="3" style="padding:0 1pt"/&gt;&lt;td colspan="9" style="padding:2px 1pt;text-align:center;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-style:italic;font-weight:700;line-height:120%"&gt;December 31, 2020&lt;/span&gt;&lt;/td&gt;&lt;/tr&gt;&lt;tr&gt;&lt;td colspan="3" style="padding:2px 1pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-style:italic;font-weight:700;line-height:120%"&gt;(in thousands)&lt;/span&gt;&lt;/td&gt;&lt;td colspan="3" style="border-top:1pt solid #000;padding:2px 1pt;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-style:italic;font-weight:700;line-height:120%"&gt;Carrying&lt;br/&gt;Amount&lt;/span&gt;&lt;/td&gt;&lt;td colspan="3" style="border-top:1pt solid #000;padding:0 1pt"/&gt;&lt;td colspan="3" style="border-top:1pt solid #000;padding:2px 1pt;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-style:italic;font-weight:700;line-height:120%"&gt;Fair Value&lt;/span&gt;&lt;/td&gt;&lt;td colspan="3" style="padding:0 1pt"/&gt;&lt;td colspan="3" style="border-top:1pt solid #000;padding:2px 1pt;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-style:italic;font-weight:700;line-height:120%"&gt;Carrying&lt;br/&gt;Amount&lt;/span&gt;&lt;/td&gt;&lt;td colspan="3" style="border-top:1pt solid #000;padding:0 1pt"/&gt;&lt;td colspan="3" style="border-top:1pt solid #000;padding:2px 1pt;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-style:italic;font-weight:700;line-height:120%"&gt;Fair Value&lt;/span&gt;&lt;/td&gt;&lt;/tr&gt;&lt;tr style="height:3pt"&gt;&lt;td colspan="3" style="border-top:1pt solid #000;padding:0 1pt"/&gt;&lt;td colspan="3" style="border-top:1pt solid #000;padding:0 1pt"/&gt;&lt;td colspan="3" style="border-top:1pt solid #000;padding:0 1pt"/&gt;&lt;td colspan="3" style="border-top:1pt solid #000;padding:0 1pt"/&gt;&lt;td colspan="3" style="border-top:1pt solid #000;padding:0 1pt"/&gt;&lt;td colspan="3" style="border-top:1pt solid #000;padding:0 1pt"/&gt;&lt;td colspan="3" style="border-top:1pt solid #000;padding:0 1pt"/&gt;&lt;td colspan="3" style="border-top:1pt solid #000;padding:0 1pt"/&gt;&lt;/tr&gt;&lt;tr&gt;&lt;td colspan="3" style="background-color:#dbdbdb;padding:2px 1pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%"&gt;Cash and Cash Equivalents&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#dbdbdb;padding:2px 0 2px 1pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:120%"&gt;$&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#dbdbdb;padding:2px 0;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:120%"&gt;1,212&lt;/span&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%"&gt;&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#dbdbdb;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/&gt;&lt;td colspan="3" style="background-color:#dbdbdb;padding:0 1pt"/&gt;&lt;td style="background-color:#dbdbdb;padding:2px 0 2px 1pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:120%"&gt;$&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#dbdbdb;padding:2px 0;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:120%"&gt;1,212&lt;/span&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%"&gt;&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#dbdbdb;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/&gt;&lt;td colspan="3" style="background-color:#dbdbdb;padding:0 1pt"/&gt;&lt;td style="background-color:#dbdbdb;padding:2px 0 2px 1pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%"&gt;$&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#dbdbdb;padding:2px 0;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%"&gt;1,163&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#dbdbdb;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/&gt;&lt;td colspan="3" style="background-color:#dbdbdb;padding:0 1pt"/&gt;&lt;td style="background-color:#dbdbdb;padding:2px 0 2px 1pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%"&gt;$&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#dbdbdb;padding:2px 0;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%"&gt;1,163&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#dbdbdb;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/&gt;&lt;/tr&gt;&lt;tr&gt;&lt;td colspan="3" style="background-color:#ffffff;padding:2px 1pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%"&gt;Short-Term Debt&lt;/span&gt;&lt;/td&gt;&lt;td colspan="2" style="background-color:#ffffff;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:120%"&gt;(134,851)&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#ffffff;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/&gt;&lt;td colspan="3" style="background-color:#ffffff;padding:0 1pt"/&gt;&lt;td colspan="2" style="background-color:#ffffff;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:120%"&gt;(134,851)&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#ffffff;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/&gt;&lt;td colspan="3" style="background-color:#ffffff;padding:0 1pt"/&gt;&lt;td colspan="2" style="background-color:#ffffff;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%"&gt;(80,997)&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#ffffff;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/&gt;&lt;td colspan="3" style="background-color:#ffffff;padding:0 1pt"/&gt;&lt;td colspan="2" style="background-color:#ffffff;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%"&gt;(80,997)&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#ffffff;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/&gt;&lt;/tr&gt;&lt;tr&gt;&lt;td colspan="3" style="background-color:#dbdbdb;padding:2px 1pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%"&gt;Long-Term Debt&lt;/span&gt;&lt;/td&gt;&lt;td colspan="2" style="background-color:#dbdbdb;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:120%"&gt;(764,426)&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#dbdbdb;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/&gt;&lt;td colspan="3" style="background-color:#dbdbdb;padding:0 1pt"/&gt;&lt;td colspan="2" style="background-color:#dbdbdb;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:120%"&gt;(839,942)&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#dbdbdb;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/&gt;&lt;td colspan="3" style="background-color:#dbdbdb;padding:0 1pt"/&gt;&lt;td colspan="2" style="background-color:#dbdbdb;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%"&gt;(764,519)&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#dbdbdb;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/&gt;&lt;td colspan="3" style="background-color:#dbdbdb;padding:0 1pt"/&gt;&lt;td colspan="2" style="background-color:#dbdbdb;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%"&gt;(858,455)&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#dbdbdb;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/&gt;&lt;/tr&gt;&lt;tr style="height:3pt"&gt;&lt;td colspan="3" style="border-bottom:1pt solid #000;padding:0 1pt"/&gt;&lt;td colspan="3" style="border-bottom:1pt solid #000;padding:0 1pt"/&gt;&lt;td colspan="3" style="border-bottom:1pt solid #000;padding:0 1pt"/&gt;&lt;td colspan="3" style="border-bottom:1pt solid #000;padding:0 1pt"/&gt;&lt;td colspan="3" style="border-bottom:1pt solid #000;padding:0 1pt"/&gt;&lt;td colspan="3" style="border-bottom:1pt solid #000;padding:0 1pt"/&gt;&lt;td colspan="3" style="border-bottom:1pt solid #000;padding:0 1pt"/&gt;&lt;td colspan="3" style="border-bottom:1pt solid #000;padding:0 1pt"/&gt;&lt;/tr&gt;&lt;/table&gt;&lt;/div&gt;&lt;div style="margin-bottom:3pt"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:9pt;font-weight:400;line-height:120%"&gt;The following methods and assumptions were used to estimate the fair value of each class of financial instruments for which it is practicable to estimate that value:&lt;/span&gt;&lt;/div&gt;&lt;div style="margin-bottom:3pt;text-indent:18pt"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:9pt;font-weight:700;line-height:120%"&gt;Cash Equivalents: &lt;/span&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:9pt;font-weight:400;line-height:120%"&gt;The carrying amount approximates fair value because of the short-term maturity of those instruments.&lt;/span&gt;&lt;/div&gt;&lt;div style="margin-bottom:3pt;text-indent:18pt"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:9pt;font-weight:700;line-height:120%"&gt;Short-Term Debt: &lt;/span&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:9pt;font-weight:400;line-height:120%"&gt;The carrying amount approximates fair value because the debt obligations are short-term and the balances outstanding are subject to variable rates of interest which reset frequently, a Level 2 fair value input.&lt;/span&gt;&lt;/div&gt;&lt;div style="margin-bottom:6pt;text-indent:18pt"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:9pt;font-weight:700;line-height:120%"&gt;Long-Term Debt: &lt;/span&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:9pt;font-weight:400;line-height:120%"&gt;The fair value of long-term debt is estimated based on current market indications for borrowings of similar maturities, a Level 2 fair value input.&lt;/span&gt;&lt;/div&gt;</us-gaap:FairValueDisclosuresTextBlock>
    <us-gaap:FairValueAssetsAndLiabilitiesMeasuredOnRecurringAndNonrecurringBasisTableTextBlock
      contextRef="i3a76d1213b09470fa8c6c3f49fa75d98_D20210101-20210331"
      id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN183Ni9mcmFnOjQwMDIzZTMxOWFjMTRiMTNhMTYwNDJmNDU2MmMwNjM0L3RleHRyZWdpb246NDAwMjNlMzE5YWMxNGIxM2ExNjA0MmY0NTYyYzA2MzRfMTY1NA_f552c229-bab0-4fe0-8feb-d90325f888e3">&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:9pt;font-weight:400;line-height:120%"&gt;The following tables present our assets measured at fair value on a recurring basis as of March&#160;31, 2021 and December&#160;31, 2020 classified by the input method used to measure fair value:&lt;/span&gt;&lt;table style="border-collapse:collapse;display:inline-table;margin-bottom:5pt;vertical-align:text-bottom;width:100.000%"&gt;&lt;tr&gt;&lt;td style="width:1.0%"/&gt;&lt;td style="width:61.955%"/&gt;&lt;td style="width:0.1%"/&gt;&lt;td style="width:1.0%"/&gt;&lt;td style="width:10.011%"/&gt;&lt;td style="width:0.1%"/&gt;&lt;td style="width:0.1%"/&gt;&lt;td style="width:1.605%"/&gt;&lt;td style="width:0.1%"/&gt;&lt;td style="width:1.0%"/&gt;&lt;td style="width:10.011%"/&gt;&lt;td style="width:0.1%"/&gt;&lt;td style="width:0.1%"/&gt;&lt;td style="width:1.605%"/&gt;&lt;td style="width:0.1%"/&gt;&lt;td style="width:1.0%"/&gt;&lt;td style="width:10.013%"/&gt;&lt;td style="width:0.1%"/&gt;&lt;/tr&gt;&lt;tr&gt;&lt;td colspan="3" style="padding:0 1pt"/&gt;&lt;td colspan="3" style="padding:2px 1pt;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-style:italic;font-weight:700;line-height:120%"&gt;Level 1&lt;/span&gt;&lt;/td&gt;&lt;td colspan="3" style="padding:0 1pt"/&gt;&lt;td colspan="3" style="padding:2px 1pt;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-style:italic;font-weight:700;line-height:120%"&gt;Level 2&lt;/span&gt;&lt;/td&gt;&lt;td colspan="3" style="padding:0 1pt"/&gt;&lt;td colspan="3" style="padding:2px 1pt;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-style:italic;font-weight:700;line-height:120%"&gt;Level 3&lt;/span&gt;&lt;/td&gt;&lt;/tr&gt;&lt;tr style="height:3pt"&gt;&lt;td colspan="3" style="border-top:1pt solid #000;padding:0 1pt"/&gt;&lt;td colspan="3" style="border-top:1pt solid #000;padding:0 1pt"/&gt;&lt;td colspan="3" style="border-top:1pt solid #000;padding:0 1pt"/&gt;&lt;td colspan="3" style="border-top:1pt solid #000;padding:0 1pt"/&gt;&lt;td colspan="3" style="border-top:1pt solid #000;padding:0 1pt"/&gt;&lt;td colspan="3" style="border-top:1pt solid #000;padding:0 1pt"/&gt;&lt;/tr&gt;&lt;tr&gt;&lt;td colspan="3" style="background-color:#dbdbdb;padding:2px 1pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:100%"&gt;March 31, 2021&lt;/span&gt;&lt;/td&gt;&lt;td colspan="3" style="background-color:#dbdbdb;padding:0 1pt"/&gt;&lt;td colspan="3" style="background-color:#dbdbdb;padding:0 1pt"/&gt;&lt;td colspan="3" style="background-color:#dbdbdb;padding:0 1pt"/&gt;&lt;td colspan="3" style="background-color:#dbdbdb;padding:0 1pt"/&gt;&lt;td colspan="3" style="background-color:#dbdbdb;padding:0 1pt"/&gt;&lt;/tr&gt;&lt;tr&gt;&lt;td colspan="3" style="background-color:#ffffff;border-top:1pt solid #000;padding:2px 1pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%"&gt;Investments:&lt;/span&gt;&lt;/td&gt;&lt;td colspan="3" style="background-color:#ffffff;border-top:1pt solid #000;padding:0 1pt"/&gt;&lt;td colspan="3" style="background-color:#ffffff;border-top:1pt solid #000;padding:0 1pt"/&gt;&lt;td colspan="3" style="background-color:#ffffff;border-top:1pt solid #000;padding:0 1pt"/&gt;&lt;td colspan="3" style="background-color:#ffffff;border-top:1pt solid #000;padding:0 1pt"/&gt;&lt;td colspan="3" style="background-color:#ffffff;border-top:1pt solid #000;padding:0 1pt"/&gt;&lt;/tr&gt;&lt;tr&gt;&lt;td colspan="3" style="background-color:#dbdbdb;padding:2px 1pt 2px 7pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%"&gt;Money Market Funds&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#dbdbdb;padding:2px 0 2px 1pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:120%"&gt;$&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#dbdbdb;padding:2px 0;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:120%"&gt;1,862&lt;/span&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%"&gt;&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#dbdbdb;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/&gt;&lt;td colspan="3" style="background-color:#dbdbdb;padding:0 1pt"/&gt;&lt;td style="background-color:#dbdbdb;padding:2px 0 2px 1pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%"&gt;$&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#dbdbdb;padding:2px 0;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%"&gt;&#x2014;&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#dbdbdb;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/&gt;&lt;td colspan="3" style="background-color:#dbdbdb;padding:0 1pt"/&gt;&lt;td style="background-color:#dbdbdb;padding:2px 0 2px 1pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%"&gt;$&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#dbdbdb;padding:2px 0;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%"&gt;&#x2014;&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#dbdbdb;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/&gt;&lt;/tr&gt;&lt;tr&gt;&lt;td colspan="3" style="background-color:#ffffff;padding:2px 1pt 2px 7pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%"&gt;Mutual Funds&lt;/span&gt;&lt;/td&gt;&lt;td colspan="2" style="background-color:#ffffff;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:120%"&gt;5,141&lt;/span&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%"&gt;&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#ffffff;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/&gt;&lt;td colspan="3" style="background-color:#ffffff;padding:0 1pt"/&gt;&lt;td colspan="2" style="background-color:#ffffff;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%"&gt;&#x2014;&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#ffffff;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/&gt;&lt;td colspan="3" style="background-color:#ffffff;padding:0 1pt"/&gt;&lt;td colspan="2" style="background-color:#ffffff;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%"&gt;&#x2014;&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#ffffff;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/&gt;&lt;/tr&gt;&lt;tr&gt;&lt;td colspan="3" style="background-color:#dbdbdb;padding:2px 1pt 2px 7pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%"&gt;Corporate Debt Securities&lt;/span&gt;&lt;/td&gt;&lt;td colspan="2" style="background-color:#dbdbdb;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%"&gt;&#x2014;&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#dbdbdb;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/&gt;&lt;td colspan="3" style="background-color:#dbdbdb;padding:0 1pt"/&gt;&lt;td colspan="2" style="background-color:#dbdbdb;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:120%"&gt;2,401&lt;/span&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%"&gt;&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#dbdbdb;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/&gt;&lt;td colspan="3" style="background-color:#dbdbdb;padding:0 1pt"/&gt;&lt;td colspan="2" style="background-color:#dbdbdb;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%"&gt;&#x2014;&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#dbdbdb;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/&gt;&lt;/tr&gt;&lt;tr&gt;&lt;td colspan="3" style="background-color:#ffffff;padding:2px 1pt 2px 7pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%"&gt;Government-Backed and Government-Sponsored Enterprises&#x2019; Debt Securities&lt;/span&gt;&lt;/td&gt;&lt;td colspan="2" style="background-color:#ffffff;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%"&gt;&#x2014;&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#ffffff;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/&gt;&lt;td colspan="3" style="background-color:#ffffff;padding:0 1pt"/&gt;&lt;td colspan="2" style="background-color:#ffffff;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:120%"&gt;6,808&lt;/span&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%"&gt;&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#ffffff;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/&gt;&lt;td colspan="3" style="background-color:#ffffff;padding:0 1pt"/&gt;&lt;td colspan="2" style="background-color:#ffffff;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%"&gt;&#x2014;&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#ffffff;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/&gt;&lt;/tr&gt;&lt;tr&gt;&lt;td colspan="3" style="background-color:#dbdbdb;border-top:1pt solid #000;padding:2px 1pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%"&gt;Total Assets&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#dbdbdb;border-top:1pt solid #000;padding:2px 0 2px 1pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:120%"&gt;$&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#dbdbdb;border-top:1pt solid #000;padding:2px 0;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:120%"&gt;7,003&lt;/span&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%"&gt;&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#dbdbdb;border-top:1pt solid #000;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/&gt;&lt;td colspan="3" style="background-color:#dbdbdb;border-top:1pt solid #000;padding:0 1pt"/&gt;&lt;td style="background-color:#dbdbdb;border-top:1pt solid #000;padding:2px 0 2px 1pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:120%"&gt;$&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#dbdbdb;border-top:1pt solid #000;padding:2px 0;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:120%"&gt;9,209&lt;/span&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%"&gt;&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#dbdbdb;border-top:1pt solid #000;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/&gt;&lt;td colspan="3" style="background-color:#dbdbdb;border-top:1pt solid #000;padding:0 1pt"/&gt;&lt;td style="background-color:#dbdbdb;border-top:1pt solid #000;padding:2px 0 2px 1pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%"&gt;$&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#dbdbdb;border-top:1pt solid #000;padding:2px 0;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%"&gt;&#x2014;&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#dbdbdb;border-top:1pt solid #000;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/&gt;&lt;/tr&gt;&lt;tr&gt;&lt;td colspan="3" style="background-color:#ffffff;padding:2px 1pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:100%"&gt;December 31, 2020&lt;/span&gt;&lt;/td&gt;&lt;td colspan="3" style="background-color:#ffffff;padding:0 1pt"/&gt;&lt;td colspan="3" style="background-color:#ffffff;padding:0 1pt"/&gt;&lt;td colspan="3" style="background-color:#ffffff;padding:0 1pt"/&gt;&lt;td colspan="3" style="background-color:#ffffff;padding:0 1pt"/&gt;&lt;td colspan="3" style="background-color:#ffffff;padding:0 1pt"/&gt;&lt;/tr&gt;&lt;tr&gt;&lt;td colspan="3" style="background-color:#dbdbdb;border-top:1pt solid #000;padding:2px 1pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%"&gt;Investments:&lt;/span&gt;&lt;/td&gt;&lt;td colspan="3" style="background-color:#dbdbdb;border-top:1pt solid #000;padding:0 1pt"/&gt;&lt;td colspan="3" style="background-color:#dbdbdb;border-top:1pt solid #000;padding:0 1pt"/&gt;&lt;td colspan="3" style="background-color:#dbdbdb;border-top:1pt solid #000;padding:0 1pt"/&gt;&lt;td colspan="3" style="background-color:#dbdbdb;border-top:1pt solid #000;padding:0 1pt"/&gt;&lt;td colspan="3" style="background-color:#dbdbdb;border-top:1pt solid #000;padding:0 1pt"/&gt;&lt;/tr&gt;&lt;tr&gt;&lt;td colspan="3" style="background-color:#ffffff;padding:2px 1pt 2px 7pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%"&gt;Money Market Funds&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#ffffff;padding:2px 0 2px 1pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%"&gt;$&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#ffffff;padding:2px 0;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%"&gt;4,075&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#ffffff;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/&gt;&lt;td colspan="3" style="background-color:#ffffff;padding:0 1pt"/&gt;&lt;td style="background-color:#ffffff;padding:2px 0 2px 1pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%"&gt;$&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#ffffff;padding:2px 0;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%"&gt;&#x2014;&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#ffffff;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/&gt;&lt;td colspan="3" style="background-color:#ffffff;padding:0 1pt"/&gt;&lt;td style="background-color:#ffffff;padding:2px 0 2px 1pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%"&gt;$&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#ffffff;padding:2px 0;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%"&gt;&#x2014;&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#ffffff;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/&gt;&lt;/tr&gt;&lt;tr&gt;&lt;td colspan="3" style="background-color:#dbdbdb;padding:2px 1pt 2px 7pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%"&gt;Mutual Funds&lt;/span&gt;&lt;/td&gt;&lt;td colspan="2" style="background-color:#dbdbdb;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%"&gt;1,662&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#dbdbdb;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/&gt;&lt;td colspan="3" style="background-color:#dbdbdb;padding:0 1pt"/&gt;&lt;td colspan="2" style="background-color:#dbdbdb;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%"&gt;&#x2014;&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#dbdbdb;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/&gt;&lt;td colspan="3" style="background-color:#dbdbdb;padding:0 1pt"/&gt;&lt;td colspan="2" style="background-color:#dbdbdb;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%"&gt;&#x2014;&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#dbdbdb;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/&gt;&lt;/tr&gt;&lt;tr&gt;&lt;td colspan="3" style="background-color:#ffffff;padding:2px 1pt 2px 7pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%"&gt;Corporate Debt Securities&lt;/span&gt;&lt;/td&gt;&lt;td colspan="2" style="background-color:#ffffff;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%"&gt;&#x2014;&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#ffffff;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/&gt;&lt;td colspan="3" style="background-color:#ffffff;padding:0 1pt"/&gt;&lt;td colspan="2" style="background-color:#ffffff;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%"&gt;2,627&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#ffffff;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/&gt;&lt;td colspan="3" style="background-color:#ffffff;padding:0 1pt"/&gt;&lt;td colspan="2" style="background-color:#ffffff;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%"&gt;&#x2014;&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#ffffff;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/&gt;&lt;/tr&gt;&lt;tr&gt;&lt;td colspan="3" style="background-color:#dbdbdb;padding:2px 1pt 2px 7pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%"&gt;Government-Backed and Government-Sponsored Enterprises&#x2019; Debt Securities&lt;/span&gt;&lt;/td&gt;&lt;td colspan="2" style="background-color:#dbdbdb;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%"&gt;&#x2014;&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#dbdbdb;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/&gt;&lt;td colspan="3" style="background-color:#dbdbdb;padding:0 1pt"/&gt;&lt;td colspan="2" style="background-color:#dbdbdb;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%"&gt;6,633&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#dbdbdb;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/&gt;&lt;td colspan="3" style="background-color:#dbdbdb;padding:0 1pt"/&gt;&lt;td colspan="2" style="background-color:#dbdbdb;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%"&gt;&#x2014;&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#dbdbdb;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/&gt;&lt;/tr&gt;&lt;tr&gt;&lt;td colspan="3" style="background-color:#ffffff;border-top:1pt solid #000;padding:2px 1pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%"&gt;Total Assets&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#ffffff;border-top:1pt solid #000;padding:2px 0 2px 1pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%"&gt;$&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#ffffff;border-top:1pt solid #000;padding:2px 0;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%"&gt;5,737&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#ffffff;border-top:1pt solid #000;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/&gt;&lt;td colspan="3" style="background-color:#ffffff;border-top:1pt solid #000;padding:0 1pt"/&gt;&lt;td style="background-color:#ffffff;border-top:1pt solid #000;padding:2px 0 2px 1pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%"&gt;$&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#ffffff;border-top:1pt solid #000;padding:2px 0;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%"&gt;9,260&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#ffffff;border-top:1pt solid #000;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/&gt;&lt;td colspan="3" style="background-color:#ffffff;border-top:1pt solid #000;padding:0 1pt"/&gt;&lt;td style="background-color:#ffffff;border-top:1pt solid #000;padding:2px 0 2px 1pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%"&gt;$&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#ffffff;border-top:1pt solid #000;padding:2px 0;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%"&gt;&#x2014;&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#ffffff;border-top:1pt solid #000;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/&gt;&lt;/tr&gt;&lt;/table&gt;</us-gaap:FairValueAssetsAndLiabilitiesMeasuredOnRecurringAndNonrecurringBasisTableTextBlock>
    <us-gaap:CashAndCashEquivalentsFairValueDisclosure
      contextRef="i44f6ee084e304f729668c7da0bb0e632_I20210331"
      decimals="-3"
      id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN183Ni9mcmFnOjQwMDIzZTMxOWFjMTRiMTNhMTYwNDJmNDU2MmMwNjM0L3RhYmxlOmEyNTA5MjYzYTRlMzRhMDNhYmUzNjczNmU2ZmE3YmIxL3RhYmxlcmFuZ2U6YTI1MDkyNjNhNGUzNGEwM2FiZTM2NzM2ZTZmYTdiYjFfNC0xLTEtMS0w_18a7b417-dcd1-4b1d-9338-3685ca4f0c75"
      unitRef="usd">1862000</us-gaap:CashAndCashEquivalentsFairValueDisclosure>
    <us-gaap:EquitySecuritiesFvNi
      contextRef="i44f6ee084e304f729668c7da0bb0e632_I20210331"
      decimals="-3"
      id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN183Ni9mcmFnOjQwMDIzZTMxOWFjMTRiMTNhMTYwNDJmNDU2MmMwNjM0L3RhYmxlOmEyNTA5MjYzYTRlMzRhMDNhYmUzNjczNmU2ZmE3YmIxL3RhYmxlcmFuZ2U6YTI1MDkyNjNhNGUzNGEwM2FiZTM2NzM2ZTZmYTdiYjFfNS0xLTEtMS0w_e27b4ff9-b2eb-44f6-913c-485d86172584"
      unitRef="usd">5141000</us-gaap:EquitySecuritiesFvNi>
    <us-gaap:AvailableForSaleSecuritiesDebtSecurities
      contextRef="if0ebe1de780c49338b5253edf4c03f88_I20210331"
      decimals="-3"
      id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN183Ni9mcmFnOjQwMDIzZTMxOWFjMTRiMTNhMTYwNDJmNDU2MmMwNjM0L3RhYmxlOmEyNTA5MjYzYTRlMzRhMDNhYmUzNjczNmU2ZmE3YmIxL3RhYmxlcmFuZ2U6YTI1MDkyNjNhNGUzNGEwM2FiZTM2NzM2ZTZmYTdiYjFfNi0zLTEtMS0w_8d05c4ab-5701-4683-9da1-16933dadf643"
      unitRef="usd">2401000</us-gaap:AvailableForSaleSecuritiesDebtSecurities>
    <us-gaap:AvailableForSaleSecuritiesDebtSecurities
      contextRef="i273d1b902962425ea5f0001673a07c7b_I20210331"
      decimals="-3"
      id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN183Ni9mcmFnOjQwMDIzZTMxOWFjMTRiMTNhMTYwNDJmNDU2MmMwNjM0L3RhYmxlOmEyNTA5MjYzYTRlMzRhMDNhYmUzNjczNmU2ZmE3YmIxL3RhYmxlcmFuZ2U6YTI1MDkyNjNhNGUzNGEwM2FiZTM2NzM2ZTZmYTdiYjFfNy0zLTEtMS0w_b4d3842e-4f29-485e-b072-c96ddc3676d1"
      unitRef="usd">6808000</us-gaap:AvailableForSaleSecuritiesDebtSecurities>
    <us-gaap:AssetsFairValueDisclosure
      contextRef="i44f6ee084e304f729668c7da0bb0e632_I20210331"
      decimals="-3"
      id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN183Ni9mcmFnOjQwMDIzZTMxOWFjMTRiMTNhMTYwNDJmNDU2MmMwNjM0L3RhYmxlOmEyNTA5MjYzYTRlMzRhMDNhYmUzNjczNmU2ZmE3YmIxL3RhYmxlcmFuZ2U6YTI1MDkyNjNhNGUzNGEwM2FiZTM2NzM2ZTZmYTdiYjFfOC0xLTEtMS0w_ccb79bda-3bb7-4741-8379-8368121d4545"
      unitRef="usd">7003000</us-gaap:AssetsFairValueDisclosure>
    <us-gaap:AssetsFairValueDisclosure
      contextRef="i70744dada0d54d848d6d0bad61689511_I20210331"
      decimals="-3"
      id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN183Ni9mcmFnOjQwMDIzZTMxOWFjMTRiMTNhMTYwNDJmNDU2MmMwNjM0L3RhYmxlOmEyNTA5MjYzYTRlMzRhMDNhYmUzNjczNmU2ZmE3YmIxL3RhYmxlcmFuZ2U6YTI1MDkyNjNhNGUzNGEwM2FiZTM2NzM2ZTZmYTdiYjFfOC0zLTEtMS0w_10018dbb-f07a-4a2a-91bc-29a40dd3aebb"
      unitRef="usd">9209000</us-gaap:AssetsFairValueDisclosure>
    <us-gaap:CashAndCashEquivalentsFairValueDisclosure
      contextRef="ied33d575a9f647a59463e45a358237fa_I20201231"
      decimals="-3"
      id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN183Ni9mcmFnOjQwMDIzZTMxOWFjMTRiMTNhMTYwNDJmNDU2MmMwNjM0L3RhYmxlOmEyNTA5MjYzYTRlMzRhMDNhYmUzNjczNmU2ZmE3YmIxL3RhYmxlcmFuZ2U6YTI1MDkyNjNhNGUzNGEwM2FiZTM2NzM2ZTZmYTdiYjFfMTEtMS0xLTEtMA_febc33a3-472f-481a-a23d-48a1bd2d8f5a"
      unitRef="usd">4075000</us-gaap:CashAndCashEquivalentsFairValueDisclosure>
    <us-gaap:EquitySecuritiesFvNi
      contextRef="ied33d575a9f647a59463e45a358237fa_I20201231"
      decimals="-3"
      id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN183Ni9mcmFnOjQwMDIzZTMxOWFjMTRiMTNhMTYwNDJmNDU2MmMwNjM0L3RhYmxlOmEyNTA5MjYzYTRlMzRhMDNhYmUzNjczNmU2ZmE3YmIxL3RhYmxlcmFuZ2U6YTI1MDkyNjNhNGUzNGEwM2FiZTM2NzM2ZTZmYTdiYjFfMTItMS0xLTEtMA_8d878a39-8f56-42e4-98d1-944737ce85f9"
      unitRef="usd">1662000</us-gaap:EquitySecuritiesFvNi>
    <us-gaap:AvailableForSaleSecuritiesDebtSecurities
      contextRef="i9bf06fe8a7d644b9abf62baaaa7bbbfa_I20201231"
      decimals="-3"
      id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN183Ni9mcmFnOjQwMDIzZTMxOWFjMTRiMTNhMTYwNDJmNDU2MmMwNjM0L3RhYmxlOmEyNTA5MjYzYTRlMzRhMDNhYmUzNjczNmU2ZmE3YmIxL3RhYmxlcmFuZ2U6YTI1MDkyNjNhNGUzNGEwM2FiZTM2NzM2ZTZmYTdiYjFfMTMtMy0xLTEtMA_fec01e5f-4cbe-485c-9dee-27d924073b55"
      unitRef="usd">2627000</us-gaap:AvailableForSaleSecuritiesDebtSecurities>
    <us-gaap:AvailableForSaleSecuritiesDebtSecurities
      contextRef="i2d15f4e43e9142ba9e985f3ac2c510e6_I20201231"
      decimals="-3"
      id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN183Ni9mcmFnOjQwMDIzZTMxOWFjMTRiMTNhMTYwNDJmNDU2MmMwNjM0L3RhYmxlOmEyNTA5MjYzYTRlMzRhMDNhYmUzNjczNmU2ZmE3YmIxL3RhYmxlcmFuZ2U6YTI1MDkyNjNhNGUzNGEwM2FiZTM2NzM2ZTZmYTdiYjFfMTQtMy0xLTEtMA_c82de334-a044-4b72-8d5e-2384994e4f29"
      unitRef="usd">6633000</us-gaap:AvailableForSaleSecuritiesDebtSecurities>
    <us-gaap:AssetsFairValueDisclosure
      contextRef="ied33d575a9f647a59463e45a358237fa_I20201231"
      decimals="-3"
      id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN183Ni9mcmFnOjQwMDIzZTMxOWFjMTRiMTNhMTYwNDJmNDU2MmMwNjM0L3RhYmxlOmEyNTA5MjYzYTRlMzRhMDNhYmUzNjczNmU2ZmE3YmIxL3RhYmxlcmFuZ2U6YTI1MDkyNjNhNGUzNGEwM2FiZTM2NzM2ZTZmYTdiYjFfMTUtMS0xLTEtMA_56324029-b35f-4590-ad7b-a1cbed21c4a6"
      unitRef="usd">5737000</us-gaap:AssetsFairValueDisclosure>
    <us-gaap:AssetsFairValueDisclosure
      contextRef="i2a490e92e5ae4a788ef59113b0f63291_I20201231"
      decimals="-3"
      id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN183Ni9mcmFnOjQwMDIzZTMxOWFjMTRiMTNhMTYwNDJmNDU2MmMwNjM0L3RhYmxlOmEyNTA5MjYzYTRlMzRhMDNhYmUzNjczNmU2ZmE3YmIxL3RhYmxlcmFuZ2U6YTI1MDkyNjNhNGUzNGEwM2FiZTM2NzM2ZTZmYTdiYjFfMTUtMy0xLTEtMA_01b45ed1-3807-4a76-90ea-d112e5b1e362"
      unitRef="usd">9260000</us-gaap:AssetsFairValueDisclosure>
    <us-gaap:FairValueByBalanceSheetGroupingTextBlock
      contextRef="i3a76d1213b09470fa8c6c3f49fa75d98_D20210101-20210331"
      id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN183Ni9mcmFnOjQwMDIzZTMxOWFjMTRiMTNhMTYwNDJmNDU2MmMwNjM0L3RleHRyZWdpb246NDAwMjNlMzE5YWMxNGIxM2ExNjA0MmY0NTYyYzA2MzRfMTY1NQ_f4df7aac-e231-4912-ad26-f5eedf5e4aac">The following reflects the carrying value and estimated fair value of these assets and (liabilities) as of March&#160;31, 2021 and December&#160;31, 2020: &lt;table style="border-collapse:collapse;display:inline-table;margin-bottom:5pt;vertical-align:text-bottom;width:100.000%"&gt;&lt;tr&gt;&lt;td style="width:1.0%"/&gt;&lt;td style="width:49.038%"/&gt;&lt;td style="width:0.1%"/&gt;&lt;td style="width:1.0%"/&gt;&lt;td style="width:10.011%"/&gt;&lt;td style="width:0.1%"/&gt;&lt;td style="width:0.1%"/&gt;&lt;td style="width:1.605%"/&gt;&lt;td style="width:0.1%"/&gt;&lt;td style="width:1.0%"/&gt;&lt;td style="width:10.011%"/&gt;&lt;td style="width:0.1%"/&gt;&lt;td style="width:0.1%"/&gt;&lt;td style="width:1.605%"/&gt;&lt;td style="width:0.1%"/&gt;&lt;td style="width:1.0%"/&gt;&lt;td style="width:10.011%"/&gt;&lt;td style="width:0.1%"/&gt;&lt;td style="width:0.1%"/&gt;&lt;td style="width:1.605%"/&gt;&lt;td style="width:0.1%"/&gt;&lt;td style="width:1.0%"/&gt;&lt;td style="width:10.014%"/&gt;&lt;td style="width:0.1%"/&gt;&lt;/tr&gt;&lt;tr&gt;&lt;td colspan="3" style="padding:2px 1pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%"&gt;&#160;&lt;/span&gt;&lt;/td&gt;&lt;td colspan="9" style="padding:2px 1pt;text-align:center;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-style:italic;font-weight:700;line-height:120%"&gt;March 31, 2021&lt;/span&gt;&lt;/td&gt;&lt;td colspan="3" style="padding:0 1pt"/&gt;&lt;td colspan="9" style="padding:2px 1pt;text-align:center;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-style:italic;font-weight:700;line-height:120%"&gt;December 31, 2020&lt;/span&gt;&lt;/td&gt;&lt;/tr&gt;&lt;tr&gt;&lt;td colspan="3" style="padding:2px 1pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-style:italic;font-weight:700;line-height:120%"&gt;(in thousands)&lt;/span&gt;&lt;/td&gt;&lt;td colspan="3" style="border-top:1pt solid #000;padding:2px 1pt;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-style:italic;font-weight:700;line-height:120%"&gt;Carrying&lt;br/&gt;Amount&lt;/span&gt;&lt;/td&gt;&lt;td colspan="3" style="border-top:1pt solid #000;padding:0 1pt"/&gt;&lt;td colspan="3" style="border-top:1pt solid #000;padding:2px 1pt;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-style:italic;font-weight:700;line-height:120%"&gt;Fair Value&lt;/span&gt;&lt;/td&gt;&lt;td colspan="3" style="padding:0 1pt"/&gt;&lt;td colspan="3" style="border-top:1pt solid #000;padding:2px 1pt;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-style:italic;font-weight:700;line-height:120%"&gt;Carrying&lt;br/&gt;Amount&lt;/span&gt;&lt;/td&gt;&lt;td colspan="3" style="border-top:1pt solid #000;padding:0 1pt"/&gt;&lt;td colspan="3" style="border-top:1pt solid #000;padding:2px 1pt;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-style:italic;font-weight:700;line-height:120%"&gt;Fair Value&lt;/span&gt;&lt;/td&gt;&lt;/tr&gt;&lt;tr style="height:3pt"&gt;&lt;td colspan="3" style="border-top:1pt solid #000;padding:0 1pt"/&gt;&lt;td colspan="3" style="border-top:1pt solid #000;padding:0 1pt"/&gt;&lt;td colspan="3" style="border-top:1pt solid #000;padding:0 1pt"/&gt;&lt;td colspan="3" style="border-top:1pt solid #000;padding:0 1pt"/&gt;&lt;td colspan="3" style="border-top:1pt solid #000;padding:0 1pt"/&gt;&lt;td colspan="3" style="border-top:1pt solid #000;padding:0 1pt"/&gt;&lt;td colspan="3" style="border-top:1pt solid #000;padding:0 1pt"/&gt;&lt;td colspan="3" style="border-top:1pt solid #000;padding:0 1pt"/&gt;&lt;/tr&gt;&lt;tr&gt;&lt;td colspan="3" style="background-color:#dbdbdb;padding:2px 1pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%"&gt;Cash and Cash Equivalents&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#dbdbdb;padding:2px 0 2px 1pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:120%"&gt;$&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#dbdbdb;padding:2px 0;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:120%"&gt;1,212&lt;/span&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%"&gt;&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#dbdbdb;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/&gt;&lt;td colspan="3" style="background-color:#dbdbdb;padding:0 1pt"/&gt;&lt;td style="background-color:#dbdbdb;padding:2px 0 2px 1pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:120%"&gt;$&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#dbdbdb;padding:2px 0;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:120%"&gt;1,212&lt;/span&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%"&gt;&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#dbdbdb;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/&gt;&lt;td colspan="3" style="background-color:#dbdbdb;padding:0 1pt"/&gt;&lt;td style="background-color:#dbdbdb;padding:2px 0 2px 1pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%"&gt;$&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#dbdbdb;padding:2px 0;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%"&gt;1,163&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#dbdbdb;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/&gt;&lt;td colspan="3" style="background-color:#dbdbdb;padding:0 1pt"/&gt;&lt;td style="background-color:#dbdbdb;padding:2px 0 2px 1pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%"&gt;$&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#dbdbdb;padding:2px 0;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%"&gt;1,163&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#dbdbdb;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/&gt;&lt;/tr&gt;&lt;tr&gt;&lt;td colspan="3" style="background-color:#ffffff;padding:2px 1pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%"&gt;Short-Term Debt&lt;/span&gt;&lt;/td&gt;&lt;td colspan="2" style="background-color:#ffffff;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:120%"&gt;(134,851)&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#ffffff;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/&gt;&lt;td colspan="3" style="background-color:#ffffff;padding:0 1pt"/&gt;&lt;td colspan="2" style="background-color:#ffffff;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:120%"&gt;(134,851)&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#ffffff;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/&gt;&lt;td colspan="3" style="background-color:#ffffff;padding:0 1pt"/&gt;&lt;td colspan="2" style="background-color:#ffffff;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%"&gt;(80,997)&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#ffffff;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/&gt;&lt;td colspan="3" style="background-color:#ffffff;padding:0 1pt"/&gt;&lt;td colspan="2" style="background-color:#ffffff;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%"&gt;(80,997)&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#ffffff;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/&gt;&lt;/tr&gt;&lt;tr&gt;&lt;td colspan="3" style="background-color:#dbdbdb;padding:2px 1pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%"&gt;Long-Term Debt&lt;/span&gt;&lt;/td&gt;&lt;td colspan="2" style="background-color:#dbdbdb;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:120%"&gt;(764,426)&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#dbdbdb;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/&gt;&lt;td colspan="3" style="background-color:#dbdbdb;padding:0 1pt"/&gt;&lt;td colspan="2" style="background-color:#dbdbdb;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:120%"&gt;(839,942)&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#dbdbdb;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/&gt;&lt;td colspan="3" style="background-color:#dbdbdb;padding:0 1pt"/&gt;&lt;td colspan="2" style="background-color:#dbdbdb;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%"&gt;(764,519)&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#dbdbdb;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/&gt;&lt;td colspan="3" style="background-color:#dbdbdb;padding:0 1pt"/&gt;&lt;td colspan="2" style="background-color:#dbdbdb;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%"&gt;(858,455)&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#dbdbdb;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/&gt;&lt;/tr&gt;&lt;tr style="height:3pt"&gt;&lt;td colspan="3" style="border-bottom:1pt solid #000;padding:0 1pt"/&gt;&lt;td colspan="3" style="border-bottom:1pt solid #000;padding:0 1pt"/&gt;&lt;td colspan="3" style="border-bottom:1pt solid #000;padding:0 1pt"/&gt;&lt;td colspan="3" style="border-bottom:1pt solid #000;padding:0 1pt"/&gt;&lt;td colspan="3" style="border-bottom:1pt solid #000;padding:0 1pt"/&gt;&lt;td colspan="3" style="border-bottom:1pt solid #000;padding:0 1pt"/&gt;&lt;td colspan="3" style="border-bottom:1pt solid #000;padding:0 1pt"/&gt;&lt;td colspan="3" style="border-bottom:1pt solid #000;padding:0 1pt"/&gt;&lt;/tr&gt;&lt;/table&gt;</us-gaap:FairValueByBalanceSheetGroupingTextBlock>
    <us-gaap:CashAndCashEquivalentsFairValueDisclosure
      contextRef="id4f7bbf1057f4c809c8eaebae195f88d_I20210331"
      decimals="-3"
      id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN183Ni9mcmFnOjQwMDIzZTMxOWFjMTRiMTNhMTYwNDJmNDU2MmMwNjM0L3RhYmxlOjAzM2ZhNmY5YTU2NDRjMGZiOTdmNmFkNGUxZWQ0NjJiL3RhYmxlcmFuZ2U6MDMzZmE2ZjlhNTY0NGMwZmI5N2Y2YWQ0ZTFlZDQ2MmJfMy0xLTEtMS0w_f9b11b0d-bf47-4a2c-a180-38e9da73c088"
      unitRef="usd">1212000</us-gaap:CashAndCashEquivalentsFairValueDisclosure>
    <us-gaap:CashAndCashEquivalentsFairValueDisclosure
      contextRef="i3fefd8fe57ca4745a9b96a6cc2d2f0dd_I20210331"
      decimals="-3"
      id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN183Ni9mcmFnOjQwMDIzZTMxOWFjMTRiMTNhMTYwNDJmNDU2MmMwNjM0L3RhYmxlOjAzM2ZhNmY5YTU2NDRjMGZiOTdmNmFkNGUxZWQ0NjJiL3RhYmxlcmFuZ2U6MDMzZmE2ZjlhNTY0NGMwZmI5N2Y2YWQ0ZTFlZDQ2MmJfMy0zLTEtMS0w_955f729e-51a6-456a-a048-0c44939d2e22"
      unitRef="usd">1212000</us-gaap:CashAndCashEquivalentsFairValueDisclosure>
    <us-gaap:CashAndCashEquivalentsFairValueDisclosure
      contextRef="i12ac28db4c554e1caf1d84bc9fe7eeb4_I20201231"
      decimals="-3"
      id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN183Ni9mcmFnOjQwMDIzZTMxOWFjMTRiMTNhMTYwNDJmNDU2MmMwNjM0L3RhYmxlOjAzM2ZhNmY5YTU2NDRjMGZiOTdmNmFkNGUxZWQ0NjJiL3RhYmxlcmFuZ2U6MDMzZmE2ZjlhNTY0NGMwZmI5N2Y2YWQ0ZTFlZDQ2MmJfMy01LTEtMS0w_cd109c7c-2832-4636-bee0-01a73af5bb4f"
      unitRef="usd">1163000</us-gaap:CashAndCashEquivalentsFairValueDisclosure>
    <us-gaap:CashAndCashEquivalentsFairValueDisclosure
      contextRef="i7e36c11c40df4d9daa8798ee2a539289_I20201231"
      decimals="-3"
      id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN183Ni9mcmFnOjQwMDIzZTMxOWFjMTRiMTNhMTYwNDJmNDU2MmMwNjM0L3RhYmxlOjAzM2ZhNmY5YTU2NDRjMGZiOTdmNmFkNGUxZWQ0NjJiL3RhYmxlcmFuZ2U6MDMzZmE2ZjlhNTY0NGMwZmI5N2Y2YWQ0ZTFlZDQ2MmJfMy03LTEtMS0w_cf63319d-2639-4f05-a4f8-1d4d5f8930ac"
      unitRef="usd">1163000</us-gaap:CashAndCashEquivalentsFairValueDisclosure>
    <us-gaap:ShorttermDebtFairValue
      contextRef="id4f7bbf1057f4c809c8eaebae195f88d_I20210331"
      decimals="-3"
      id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN183Ni9mcmFnOjQwMDIzZTMxOWFjMTRiMTNhMTYwNDJmNDU2MmMwNjM0L3RhYmxlOjAzM2ZhNmY5YTU2NDRjMGZiOTdmNmFkNGUxZWQ0NjJiL3RhYmxlcmFuZ2U6MDMzZmE2ZjlhNTY0NGMwZmI5N2Y2YWQ0ZTFlZDQ2MmJfNC0xLTEtMS0w_556b1602-462f-4ff2-84e0-2966c80a7ada"
      unitRef="usd">134851000</us-gaap:ShorttermDebtFairValue>
    <us-gaap:ShorttermDebtFairValue
      contextRef="i3fefd8fe57ca4745a9b96a6cc2d2f0dd_I20210331"
      decimals="-3"
      id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN183Ni9mcmFnOjQwMDIzZTMxOWFjMTRiMTNhMTYwNDJmNDU2MmMwNjM0L3RhYmxlOjAzM2ZhNmY5YTU2NDRjMGZiOTdmNmFkNGUxZWQ0NjJiL3RhYmxlcmFuZ2U6MDMzZmE2ZjlhNTY0NGMwZmI5N2Y2YWQ0ZTFlZDQ2MmJfNC0zLTEtMS0w_a7245dbf-7cc9-444a-bea7-f7e1a619b037"
      unitRef="usd">134851000</us-gaap:ShorttermDebtFairValue>
    <us-gaap:ShorttermDebtFairValue
      contextRef="i12ac28db4c554e1caf1d84bc9fe7eeb4_I20201231"
      decimals="-3"
      id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN183Ni9mcmFnOjQwMDIzZTMxOWFjMTRiMTNhMTYwNDJmNDU2MmMwNjM0L3RhYmxlOjAzM2ZhNmY5YTU2NDRjMGZiOTdmNmFkNGUxZWQ0NjJiL3RhYmxlcmFuZ2U6MDMzZmE2ZjlhNTY0NGMwZmI5N2Y2YWQ0ZTFlZDQ2MmJfNC01LTEtMS0w_d5abdd3d-9ebd-4006-81d9-0b768c80b95e"
      unitRef="usd">80997000</us-gaap:ShorttermDebtFairValue>
    <us-gaap:ShorttermDebtFairValue
      contextRef="i7e36c11c40df4d9daa8798ee2a539289_I20201231"
      decimals="-3"
      id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN183Ni9mcmFnOjQwMDIzZTMxOWFjMTRiMTNhMTYwNDJmNDU2MmMwNjM0L3RhYmxlOjAzM2ZhNmY5YTU2NDRjMGZiOTdmNmFkNGUxZWQ0NjJiL3RhYmxlcmFuZ2U6MDMzZmE2ZjlhNTY0NGMwZmI5N2Y2YWQ0ZTFlZDQ2MmJfNC03LTEtMS0w_bf7ea2ed-2140-4985-9721-644706e55a6e"
      unitRef="usd">80997000</us-gaap:ShorttermDebtFairValue>
    <us-gaap:LongTermDebtFairValue
      contextRef="id4f7bbf1057f4c809c8eaebae195f88d_I20210331"
      decimals="-3"
      id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN183Ni9mcmFnOjQwMDIzZTMxOWFjMTRiMTNhMTYwNDJmNDU2MmMwNjM0L3RhYmxlOjAzM2ZhNmY5YTU2NDRjMGZiOTdmNmFkNGUxZWQ0NjJiL3RhYmxlcmFuZ2U6MDMzZmE2ZjlhNTY0NGMwZmI5N2Y2YWQ0ZTFlZDQ2MmJfNS0xLTEtMS0w_8385434f-c416-449a-9b7f-e8df7ccf9880"
      unitRef="usd">764426000</us-gaap:LongTermDebtFairValue>
    <us-gaap:LongTermDebtFairValue
      contextRef="i3fefd8fe57ca4745a9b96a6cc2d2f0dd_I20210331"
      decimals="-3"
      id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN183Ni9mcmFnOjQwMDIzZTMxOWFjMTRiMTNhMTYwNDJmNDU2MmMwNjM0L3RhYmxlOjAzM2ZhNmY5YTU2NDRjMGZiOTdmNmFkNGUxZWQ0NjJiL3RhYmxlcmFuZ2U6MDMzZmE2ZjlhNTY0NGMwZmI5N2Y2YWQ0ZTFlZDQ2MmJfNS0zLTEtMS0w_607b2b76-8464-454a-935f-c39a6c291777"
      unitRef="usd">839942000</us-gaap:LongTermDebtFairValue>
    <us-gaap:LongTermDebtFairValue
      contextRef="i12ac28db4c554e1caf1d84bc9fe7eeb4_I20201231"
      decimals="-3"
      id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN183Ni9mcmFnOjQwMDIzZTMxOWFjMTRiMTNhMTYwNDJmNDU2MmMwNjM0L3RhYmxlOjAzM2ZhNmY5YTU2NDRjMGZiOTdmNmFkNGUxZWQ0NjJiL3RhYmxlcmFuZ2U6MDMzZmE2ZjlhNTY0NGMwZmI5N2Y2YWQ0ZTFlZDQ2MmJfNS01LTEtMS0w_37716a81-63e1-4129-8d81-cc228b5028a7"
      unitRef="usd">764519000</us-gaap:LongTermDebtFairValue>
    <us-gaap:LongTermDebtFairValue
      contextRef="i7e36c11c40df4d9daa8798ee2a539289_I20201231"
      decimals="-3"
      id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN183Ni9mcmFnOjQwMDIzZTMxOWFjMTRiMTNhMTYwNDJmNDU2MmMwNjM0L3RhYmxlOjAzM2ZhNmY5YTU2NDRjMGZiOTdmNmFkNGUxZWQ0NjJiL3RhYmxlcmFuZ2U6MDMzZmE2ZjlhNTY0NGMwZmI5N2Y2YWQ0ZTFlZDQ2MmJfNS03LTEtMS0w_a19cd568-ada3-4bec-8c7d-5e8d4deea47f"
      unitRef="usd">858455000</us-gaap:LongTermDebtFairValue>
    <link:footnoteLink
      xlink:role="http://www.xbrl.org/2003/role/link"
      xlink:type="extended">
        <link:loc
          xlink:href="#id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN18zMS9mcmFnOjM1NjIwNzI5NTQ3OTRmZGE5MmQ3MjhhZWI5MjFmNTQyL3RhYmxlOmVjMTkwNTE1MmMyMjQ1ZmQ5MTk4MGEyMGNhMjRmMTdiL3RhYmxlcmFuZ2U6ZWMxOTA1MTUyYzIyNDVmZDkxOTgwYTIwY2EyNGYxN2JfMTMtOS0xLTEtMA_f3f9b1dd-9354-464b-a590-c67d91b63040"
          xlink:label="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN18zMS9mcmFnOjM1NjIwNzI5NTQ3OTRmZGE5MmQ3MjhhZWI5MjFmNTQyL3RhYmxlOmVjMTkwNTE1MmMyMjQ1ZmQ5MTk4MGEyMGNhMjRmMTdiL3RhYmxlcmFuZ2U6ZWMxOTA1MTUyYzIyNDVmZDkxOTgwYTIwY2EyNGYxN2JfMTMtOS0xLTEtMA_f3f9b1dd-9354-464b-a590-c67d91b63040"
          xlink:type="locator"/>
        <link:loc
          xlink:href="#id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN18zMS9mcmFnOjM1NjIwNzI5NTQ3OTRmZGE5MmQ3MjhhZWI5MjFmNTQyL3RhYmxlOmVjMTkwNTE1MmMyMjQ1ZmQ5MTk4MGEyMGNhMjRmMTdiL3RhYmxlcmFuZ2U6ZWMxOTA1MTUyYzIyNDVmZDkxOTgwYTIwY2EyNGYxN2JfMi05LTEtMS0w_a3a64a6f-803b-492a-8da7-6e7981d50885"
          xlink:label="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN18zMS9mcmFnOjM1NjIwNzI5NTQ3OTRmZGE5MmQ3MjhhZWI5MjFmNTQyL3RhYmxlOmVjMTkwNTE1MmMyMjQ1ZmQ5MTk4MGEyMGNhMjRmMTdiL3RhYmxlcmFuZ2U6ZWMxOTA1MTUyYzIyNDVmZDkxOTgwYTIwY2EyNGYxN2JfMi05LTEtMS0w_a3a64a6f-803b-492a-8da7-6e7981d50885"
          xlink:type="locator"/>
        <link:loc
          xlink:href="#id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN18zMS9mcmFnOjM1NjIwNzI5NTQ3OTRmZGE5MmQ3MjhhZWI5MjFmNTQyL3RhYmxlOmVjMTkwNTE1MmMyMjQ1ZmQ5MTk4MGEyMGNhMjRmMTdiL3RhYmxlcmFuZ2U6ZWMxOTA1MTUyYzIyNDVmZDkxOTgwYTIwY2EyNGYxN2JfOS05LTEtMS0w_8a4a4645-8341-4c48-906f-6123e4b34f19"
          xlink:label="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN18zMS9mcmFnOjM1NjIwNzI5NTQ3OTRmZGE5MmQ3MjhhZWI5MjFmNTQyL3RhYmxlOmVjMTkwNTE1MmMyMjQ1ZmQ5MTk4MGEyMGNhMjRmMTdiL3RhYmxlcmFuZ2U6ZWMxOTA1MTUyYzIyNDVmZDkxOTgwYTIwY2EyNGYxN2JfOS05LTEtMS0w_8a4a4645-8341-4c48-906f-6123e4b34f19"
          xlink:type="locator"/>
        <link:loc
          xlink:href="#id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN18zMS9mcmFnOjM1NjIwNzI5NTQ3OTRmZGE5MmQ3MjhhZWI5MjFmNTQyL3RhYmxlOmVjMTkwNTE1MmMyMjQ1ZmQ5MTk4MGEyMGNhMjRmMTdiL3RhYmxlcmFuZ2U6ZWMxOTA1MTUyYzIyNDVmZDkxOTgwYTIwY2EyNGYxN2JfNi05LTEtMS0w_29d5b9b1-cb32-4521-843f-a0948decc49d"
          xlink:label="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN18zMS9mcmFnOjM1NjIwNzI5NTQ3OTRmZGE5MmQ3MjhhZWI5MjFmNTQyL3RhYmxlOmVjMTkwNTE1MmMyMjQ1ZmQ5MTk4MGEyMGNhMjRmMTdiL3RhYmxlcmFuZ2U6ZWMxOTA1MTUyYzIyNDVmZDkxOTgwYTIwY2EyNGYxN2JfNi05LTEtMS0w_29d5b9b1-cb32-4521-843f-a0948decc49d"
          xlink:type="locator"/>
        <link:loc
          xlink:href="#id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN18zMS9mcmFnOjM1NjIwNzI5NTQ3OTRmZGE5MmQ3MjhhZWI5MjFmNTQyL3RhYmxlOmVjMTkwNTE1MmMyMjQ1ZmQ5MTk4MGEyMGNhMjRmMTdiL3RhYmxlcmFuZ2U6ZWMxOTA1MTUyYzIyNDVmZDkxOTgwYTIwY2EyNGYxN2JfMTctOS0xLTEtMA_80211e33-9f93-49a7-a1ee-f89733212dcf"
          xlink:label="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN18zMS9mcmFnOjM1NjIwNzI5NTQ3OTRmZGE5MmQ3MjhhZWI5MjFmNTQyL3RhYmxlOmVjMTkwNTE1MmMyMjQ1ZmQ5MTk4MGEyMGNhMjRmMTdiL3RhYmxlcmFuZ2U6ZWMxOTA1MTUyYzIyNDVmZDkxOTgwYTIwY2EyNGYxN2JfMTctOS0xLTEtMA_80211e33-9f93-49a7-a1ee-f89733212dcf"
          xlink:type="locator"/>
        <link:loc
          xlink:href="#id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN18zMS9mcmFnOjM1NjIwNzI5NTQ3OTRmZGE5MmQ3MjhhZWI5MjFmNTQyL3RhYmxlOmVjMTkwNTE1MmMyMjQ1ZmQ5MTk4MGEyMGNhMjRmMTdiL3RhYmxlcmFuZ2U6ZWMxOTA1MTUyYzIyNDVmZDkxOTgwYTIwY2EyNGYxN2JfMTEtOS0xLTEtNjgy_5ac11a50-8b50-494e-a795-174b06146d58"
          xlink:label="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN18zMS9mcmFnOjM1NjIwNzI5NTQ3OTRmZGE5MmQ3MjhhZWI5MjFmNTQyL3RhYmxlOmVjMTkwNTE1MmMyMjQ1ZmQ5MTk4MGEyMGNhMjRmMTdiL3RhYmxlcmFuZ2U6ZWMxOTA1MTUyYzIyNDVmZDkxOTgwYTIwY2EyNGYxN2JfMTEtOS0xLTEtNjgy_5ac11a50-8b50-494e-a795-174b06146d58"
          xlink:type="locator"/>
        <link:footnote id="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN18zMS9mcmFnOjM1NjIwNzI5NTQ3OTRmZGE5MmQ3MjhhZWI5MjFmNTQyL3RleHRyZWdpb246MzU2MjA3Mjk1NDc5NGZkYTkyZDcyOGFlYjkyMWY1NDJfMTM5_dbd9f3bb-929f-472d-99da-91ed4ee79117" xlink:label="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN18zMS9mcmFnOjM1NjIwNzI5NTQ3OTRmZGE5MmQ3MjhhZWI5MjFmNTQyL3RleHRyZWdpb246MzU2MjA3Mjk1NDc5NGZkYTkyZDcyOGFlYjkyMWY1NDJfMTM5_dbd9f3bb-929f-472d-99da-91ed4ee79117" xlink:role="http://www.xbrl.org/2003/role/footnote" xlink:type="resource" xml:lang="en-US"><xhtml:table style="border-collapse:collapse;display:inline-table;margin-bottom:5pt;vertical-align:text-bottom;width:100.000%"><xhtml:tr><xhtml:td style="width:1.0%"/><xhtml:td style="width:74.872%"/><xhtml:td style="width:0.1%"/><xhtml:td style="width:1.0%"/><xhtml:td style="width:10.011%"/><xhtml:td style="width:0.1%"/><xhtml:td style="width:0.1%"/><xhtml:td style="width:1.605%"/><xhtml:td style="width:0.1%"/><xhtml:td style="width:1.0%"/><xhtml:td style="width:10.012%"/><xhtml:td style="width:0.1%"/></xhtml:tr><xhtml:tr><xhtml:td colspan="12" style="padding:2px 1pt;text-align:left;vertical-align:bottom"><xhtml:div><xhtml:span style="color:#000000;font-family:'Calibri',sans-serif;font-size:4.55pt;font-weight:400;line-height:120%;position:relative;top:-2.44pt;vertical-align:baseline">1</xhtml:span><xhtml:span style="color:#000000;font-family:'Calibri',sans-serif;font-size:7pt;font-weight:400;line-height:120%">Accumulated Other Comprehensive Income (Loss) as of March 31, 2021 and December 31, 2020 is comprised of the following:</xhtml:span></xhtml:div></xhtml:td></xhtml:tr><xhtml:tr><xhtml:td colspan="3" style="padding:2px 1pt;text-align:left;vertical-align:bottom"><xhtml:span style="color:#000000;font-family:'Calibri',sans-serif;font-size:7pt;font-style:italic;font-weight:700;line-height:120%">(in thousands)</xhtml:span></xhtml:td><xhtml:td colspan="3" style="padding:2px 1pt;text-align:right;vertical-align:bottom"><xhtml:span style="color:#000000;font-family:'Calibri',sans-serif;font-size:7pt;font-weight:700;line-height:120%">March 31,<xhtml:br/>2021</xhtml:span></xhtml:td><xhtml:td colspan="3" style="padding:0 1pt"/><xhtml:td colspan="3" style="padding:2px 1pt;text-align:right;vertical-align:bottom"><xhtml:span style="color:#000000;font-family:'Calibri',sans-serif;font-size:7pt;font-weight:700;line-height:120%">December 31,<xhtml:br/>2020</xhtml:span></xhtml:td></xhtml:tr><xhtml:tr style="height:3pt"><xhtml:td colspan="3" style="border-top:1pt solid #000;padding:0 1pt"/><xhtml:td colspan="3" style="border-top:1pt solid #000;padding:0 1pt"/><xhtml:td colspan="3" style="border-top:1pt solid #000;padding:0 1pt"/><xhtml:td colspan="3" style="border-top:1pt solid #000;padding:0 1pt"/></xhtml:tr><xhtml:tr><xhtml:td colspan="3" style="background-color:#dbdbdb;padding:2px 1pt;text-align:left;vertical-align:bottom"><xhtml:span style="color:#000000;font-family:'Calibri',sans-serif;font-size:7pt;font-weight:700;line-height:120%">Unrealized Gain (Loss) on Available-for-Sale Debt Securities:</xhtml:span></xhtml:td><xhtml:td colspan="3" style="background-color:#dbdbdb;padding:2px 1pt;text-align:left;vertical-align:bottom"><xhtml:span style="color:#000000;font-family:'Calibri',sans-serif;font-size:7pt;font-weight:400;line-height:120%">&#160;</xhtml:span></xhtml:td><xhtml:td colspan="3" style="background-color:#dbdbdb;padding:0 1pt"/><xhtml:td colspan="3" style="background-color:#dbdbdb;padding:2px 1pt;text-align:left;vertical-align:bottom"><xhtml:span style="color:#000000;font-family:'Calibri',sans-serif;font-size:7pt;font-weight:400;line-height:120%">&#160;</xhtml:span></xhtml:td></xhtml:tr><xhtml:tr><xhtml:td colspan="3" style="background-color:#ffffff;padding:2px 1pt 2px 7.75pt;text-align:left;vertical-align:bottom"><xhtml:span style="color:#000000;font-family:'Calibri',sans-serif;font-size:7pt;font-weight:400;line-height:120%">Before Tax</xhtml:span></xhtml:td><xhtml:td style="background-color:#ffffff;padding:2px 0 2px 1pt;text-align:left;vertical-align:bottom"><xhtml:span style="color:#000000;font-family:'Calibri',sans-serif;font-size:7pt;font-weight:700;line-height:120%">$</xhtml:span></xhtml:td><xhtml:td style="background-color:#ffffff;padding:2px 0;text-align:right;vertical-align:bottom"><xhtml:span style="color:#000000;font-family:'Calibri',sans-serif;font-size:7pt;font-weight:700;line-height:120%">220</xhtml:span><xhtml:span style="color:#000000;font-family:'Calibri',sans-serif;font-size:7pt;font-weight:400;line-height:120%">&#160;</xhtml:span></xhtml:td><xhtml:td style="background-color:#ffffff;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/><xhtml:td colspan="3" style="background-color:#ffffff;padding:0 1pt"/><xhtml:td style="background-color:#ffffff;padding:2px 0 2px 1pt;text-align:left;vertical-align:bottom"><xhtml:span style="color:#000000;font-family:'Calibri',sans-serif;font-size:7pt;font-weight:400;line-height:120%">$</xhtml:span></xhtml:td><xhtml:td style="background-color:#ffffff;padding:2px 0;text-align:right;vertical-align:bottom"><xhtml:span style="color:#000000;font-family:'Calibri',sans-serif;font-size:7pt;font-weight:400;line-height:120%">265&#160;</xhtml:span></xhtml:td><xhtml:td style="background-color:#ffffff;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/></xhtml:tr><xhtml:tr><xhtml:td colspan="3" style="background-color:#dbdbdb;padding:2px 1pt 2px 7.75pt;text-align:left;vertical-align:bottom"><xhtml:span style="color:#000000;font-family:'Calibri',sans-serif;font-size:7pt;font-weight:400;line-height:120%">Tax Effect</xhtml:span></xhtml:td><xhtml:td colspan="2" style="background-color:#dbdbdb;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"><xhtml:span style="color:#000000;font-family:'Calibri',sans-serif;font-size:7pt;font-weight:700;line-height:120%">(46)</xhtml:span></xhtml:td><xhtml:td style="background-color:#dbdbdb;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/><xhtml:td colspan="3" style="background-color:#dbdbdb;padding:0 1pt"/><xhtml:td colspan="2" style="background-color:#dbdbdb;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"><xhtml:span style="color:#000000;font-family:'Calibri',sans-serif;font-size:7pt;font-weight:400;line-height:120%">(56)</xhtml:span></xhtml:td><xhtml:td style="background-color:#dbdbdb;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/></xhtml:tr><xhtml:tr><xhtml:td colspan="3" style="background-color:#ffffff;border-top:1pt solid #000;padding:2px 1pt 2px 13pt;text-align:left;vertical-align:bottom"><xhtml:span style="color:#000000;font-family:'Calibri',sans-serif;font-size:7pt;font-weight:400;line-height:120%">Unrealized Gain (Loss) on Available-for-Sale Debt, net of tax</xhtml:span></xhtml:td><xhtml:td colspan="2" style="background-color:#ffffff;border-top:1pt solid #000;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"><xhtml:span style="color:#000000;font-family:'Calibri',sans-serif;font-size:7pt;font-weight:700;line-height:120%">174</xhtml:span><xhtml:span style="color:#000000;font-family:'Calibri',sans-serif;font-size:7pt;font-weight:400;line-height:120%">&#160;</xhtml:span></xhtml:td><xhtml:td style="background-color:#ffffff;border-top:1pt solid #000;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/><xhtml:td colspan="3" style="background-color:#ffffff;border-top:1pt solid #000;padding:0 1pt"/><xhtml:td colspan="2" style="background-color:#ffffff;border-top:1pt solid #000;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"><xhtml:span style="color:#000000;font-family:'Calibri',sans-serif;font-size:7pt;font-weight:400;line-height:120%">209&#160;</xhtml:span></xhtml:td><xhtml:td style="background-color:#ffffff;border-top:1pt solid #000;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/></xhtml:tr><xhtml:tr><xhtml:td colspan="3" style="background-color:#dbdbdb;padding:2px 1pt;text-align:left;vertical-align:bottom"><xhtml:span style="color:#000000;font-family:'Calibri',sans-serif;font-size:7pt;font-weight:700;line-height:120%">Unamortized Actuarial Losses and Prior Service Costs Related to Pension and Postretirement Benefits:</xhtml:span></xhtml:td><xhtml:td colspan="3" style="background-color:#dbdbdb;padding:0 1pt"/><xhtml:td colspan="3" style="background-color:#dbdbdb;padding:0 1pt"/><xhtml:td colspan="3" style="background-color:#dbdbdb;padding:0 1pt"/></xhtml:tr><xhtml:tr><xhtml:td colspan="3" style="background-color:#ffffff;padding:2px 1pt 2px 7.75pt;text-align:left;vertical-align:bottom"><xhtml:span style="color:#000000;font-family:'Calibri',sans-serif;font-size:7pt;font-weight:400;line-height:120%">Before Tax</xhtml:span></xhtml:td><xhtml:td colspan="2" style="background-color:#ffffff;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"><xhtml:span style="color:#000000;font-family:'Calibri',sans-serif;font-size:7pt;font-weight:700;line-height:120%">(11,590)</xhtml:span></xhtml:td><xhtml:td style="background-color:#ffffff;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/><xhtml:td colspan="3" style="background-color:#ffffff;padding:0 1pt"/><xhtml:td colspan="2" style="background-color:#ffffff;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"><xhtml:span style="color:#000000;font-family:'Calibri',sans-serif;font-size:7pt;font-weight:400;line-height:120%">(11,793)</xhtml:span></xhtml:td><xhtml:td style="background-color:#ffffff;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/></xhtml:tr><xhtml:tr><xhtml:td colspan="3" style="background-color:#dbdbdb;padding:2px 1pt 2px 7.75pt;text-align:left;vertical-align:bottom"><xhtml:span style="color:#000000;font-family:'Calibri',sans-serif;font-size:7pt;font-weight:400;line-height:120%">Tax Effect</xhtml:span></xhtml:td><xhtml:td colspan="2" style="background-color:#dbdbdb;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"><xhtml:span style="color:#000000;font-family:'Calibri',sans-serif;font-size:7pt;font-weight:700;line-height:120%">3,024</xhtml:span><xhtml:span style="color:#000000;font-family:'Calibri',sans-serif;font-size:7pt;font-weight:400;line-height:120%">&#160;</xhtml:span></xhtml:td><xhtml:td style="background-color:#dbdbdb;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/><xhtml:td colspan="3" style="background-color:#dbdbdb;padding:0 1pt"/><xhtml:td colspan="2" style="background-color:#dbdbdb;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"><xhtml:span style="color:#000000;font-family:'Calibri',sans-serif;font-size:7pt;font-weight:400;line-height:120%">3,077&#160;</xhtml:span></xhtml:td><xhtml:td style="background-color:#dbdbdb;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/></xhtml:tr><xhtml:tr><xhtml:td colspan="3" style="background-color:#ffffff;border-top:1pt solid #000;padding:2px 1pt 2px 11.5pt;text-align:left;vertical-align:bottom"><xhtml:span style="color:#000000;font-family:'Calibri',sans-serif;font-size:7pt;font-weight:400;line-height:120%">Unamortized Actuarial Losses and Prior Service Costs Related to Pension and Postretirement Benefits, net of tax</xhtml:span></xhtml:td><xhtml:td colspan="2" style="background-color:#ffffff;border-top:1pt solid #000;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"><xhtml:span style="color:#000000;font-family:'Calibri',sans-serif;font-size:7pt;font-weight:700;line-height:120%">(8,566)</xhtml:span></xhtml:td><xhtml:td style="background-color:#ffffff;border-top:1pt solid #000;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/><xhtml:td colspan="3" style="background-color:#ffffff;border-top:1pt solid #000;padding:0 1pt"/><xhtml:td colspan="2" style="background-color:#ffffff;border-top:1pt solid #000;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"><xhtml:span style="color:#000000;font-family:'Calibri',sans-serif;font-size:7pt;font-weight:400;line-height:120%">(8,716)</xhtml:span></xhtml:td><xhtml:td style="background-color:#ffffff;border-top:1pt solid #000;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/></xhtml:tr><xhtml:tr><xhtml:td colspan="3" style="background-color:#dbdbdb;padding:2px 1pt;text-align:left;vertical-align:bottom"><xhtml:span style="color:#000000;font-family:'Calibri',sans-serif;font-size:7pt;font-weight:700;line-height:120%">Accumulated Other Comprehensive Loss:</xhtml:span></xhtml:td><xhtml:td colspan="3" style="background-color:#dbdbdb;padding:0 1pt"/><xhtml:td colspan="3" style="background-color:#dbdbdb;padding:0 1pt"/><xhtml:td colspan="3" style="background-color:#dbdbdb;padding:0 1pt"/></xhtml:tr><xhtml:tr><xhtml:td colspan="3" style="background-color:#ffffff;padding:2px 1pt 2px 7.75pt;text-align:left;vertical-align:bottom"><xhtml:span style="color:#000000;font-family:'Calibri',sans-serif;font-size:7pt;font-weight:400;line-height:120%">Before Tax</xhtml:span></xhtml:td><xhtml:td colspan="2" style="background-color:#ffffff;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"><xhtml:span style="color:#000000;font-family:'Calibri',sans-serif;font-size:7pt;font-weight:700;line-height:120%">(11,370)</xhtml:span></xhtml:td><xhtml:td style="background-color:#ffffff;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/><xhtml:td colspan="3" style="background-color:#ffffff;padding:0 1pt"/><xhtml:td colspan="2" style="background-color:#ffffff;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"><xhtml:span style="color:#000000;font-family:'Calibri',sans-serif;font-size:7pt;font-weight:400;line-height:120%">(11,528)</xhtml:span></xhtml:td><xhtml:td style="background-color:#ffffff;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/></xhtml:tr><xhtml:tr><xhtml:td colspan="3" style="background-color:#dbdbdb;padding:2px 1pt 2px 7.75pt;text-align:left;vertical-align:bottom"><xhtml:span style="color:#000000;font-family:'Calibri',sans-serif;font-size:7pt;font-weight:400;line-height:120%">Tax Effect</xhtml:span></xhtml:td><xhtml:td colspan="2" style="background-color:#dbdbdb;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"><xhtml:span style="color:#000000;font-family:'Calibri',sans-serif;font-size:7pt;font-weight:700;line-height:120%">2,978</xhtml:span><xhtml:span style="color:#000000;font-family:'Calibri',sans-serif;font-size:7pt;font-weight:400;line-height:120%">&#160;</xhtml:span></xhtml:td><xhtml:td style="background-color:#dbdbdb;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/><xhtml:td colspan="3" style="background-color:#dbdbdb;padding:0 1pt"/><xhtml:td colspan="2" style="background-color:#dbdbdb;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"><xhtml:span style="color:#000000;font-family:'Calibri',sans-serif;font-size:7pt;font-weight:400;line-height:120%">3,021&#160;</xhtml:span></xhtml:td><xhtml:td style="background-color:#dbdbdb;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/></xhtml:tr><xhtml:tr><xhtml:td colspan="3" style="background-color:#ffffff;border-bottom:1pt solid #000;border-top:1pt solid #000;padding:2px 1pt 2px 13pt;text-align:left;vertical-align:bottom"><xhtml:span style="color:#000000;font-family:'Calibri',sans-serif;font-size:7pt;font-weight:700;line-height:120%">Net Accumulated Other Comprehensive Loss</xhtml:span></xhtml:td><xhtml:td style="background-color:#ffffff;border-bottom:1pt solid #000;border-top:1pt solid #000;padding:2px 0 2px 1pt;text-align:left;vertical-align:bottom"><xhtml:span style="color:#000000;font-family:'Calibri',sans-serif;font-size:7pt;font-weight:700;line-height:120%">$</xhtml:span></xhtml:td><xhtml:td style="background-color:#ffffff;border-bottom:1pt solid #000;border-top:1pt solid #000;padding:2px 0;text-align:right;vertical-align:bottom"><xhtml:span style="color:#000000;font-family:'Calibri',sans-serif;font-size:7pt;font-weight:700;line-height:120%">(8,392)</xhtml:span></xhtml:td><xhtml:td style="background-color:#ffffff;border-bottom:1pt solid #000;border-top:1pt solid #000;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/><xhtml:td colspan="3" style="background-color:#ffffff;border-bottom:1pt solid #000;border-top:1pt solid #000;padding:0 1pt"/><xhtml:td style="background-color:#ffffff;border-bottom:1pt solid #000;border-top:1pt solid #000;padding:2px 0 2px 1pt;text-align:left;vertical-align:bottom"><xhtml:span style="color:#000000;font-family:'Calibri',sans-serif;font-size:7pt;font-weight:400;line-height:120%">$</xhtml:span></xhtml:td><xhtml:td style="background-color:#ffffff;border-bottom:1pt solid #000;border-top:1pt solid #000;padding:2px 0;text-align:right;vertical-align:bottom"><xhtml:span style="color:#000000;font-family:'Calibri',sans-serif;font-size:7pt;font-weight:400;line-height:120%">(8,507)</xhtml:span></xhtml:td><xhtml:td style="background-color:#ffffff;border-bottom:1pt solid #000;border-top:1pt solid #000;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/></xhtml:tr></xhtml:table></link:footnote>
        <link:footnoteArc
          xlink:arcrole="http://www.xbrl.org/2003/arcrole/fact-footnote"
          xlink:from="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN18zMS9mcmFnOjM1NjIwNzI5NTQ3OTRmZGE5MmQ3MjhhZWI5MjFmNTQyL3RhYmxlOmVjMTkwNTE1MmMyMjQ1ZmQ5MTk4MGEyMGNhMjRmMTdiL3RhYmxlcmFuZ2U6ZWMxOTA1MTUyYzIyNDVmZDkxOTgwYTIwY2EyNGYxN2JfMTMtOS0xLTEtMA_f3f9b1dd-9354-464b-a590-c67d91b63040"
          xlink:to="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN18zMS9mcmFnOjM1NjIwNzI5NTQ3OTRmZGE5MmQ3MjhhZWI5MjFmNTQyL3RleHRyZWdpb246MzU2MjA3Mjk1NDc5NGZkYTkyZDcyOGFlYjkyMWY1NDJfMTM5_dbd9f3bb-929f-472d-99da-91ed4ee79117"
          xlink:type="arc"/>
        <link:footnoteArc
          xlink:arcrole="http://www.xbrl.org/2003/arcrole/fact-footnote"
          xlink:from="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN18zMS9mcmFnOjM1NjIwNzI5NTQ3OTRmZGE5MmQ3MjhhZWI5MjFmNTQyL3RhYmxlOmVjMTkwNTE1MmMyMjQ1ZmQ5MTk4MGEyMGNhMjRmMTdiL3RhYmxlcmFuZ2U6ZWMxOTA1MTUyYzIyNDVmZDkxOTgwYTIwY2EyNGYxN2JfMi05LTEtMS0w_a3a64a6f-803b-492a-8da7-6e7981d50885"
          xlink:to="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN18zMS9mcmFnOjM1NjIwNzI5NTQ3OTRmZGE5MmQ3MjhhZWI5MjFmNTQyL3RleHRyZWdpb246MzU2MjA3Mjk1NDc5NGZkYTkyZDcyOGFlYjkyMWY1NDJfMTM5_dbd9f3bb-929f-472d-99da-91ed4ee79117"
          xlink:type="arc"/>
        <link:footnoteArc
          xlink:arcrole="http://www.xbrl.org/2003/arcrole/fact-footnote"
          xlink:from="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN18zMS9mcmFnOjM1NjIwNzI5NTQ3OTRmZGE5MmQ3MjhhZWI5MjFmNTQyL3RhYmxlOmVjMTkwNTE1MmMyMjQ1ZmQ5MTk4MGEyMGNhMjRmMTdiL3RhYmxlcmFuZ2U6ZWMxOTA1MTUyYzIyNDVmZDkxOTgwYTIwY2EyNGYxN2JfOS05LTEtMS0w_8a4a4645-8341-4c48-906f-6123e4b34f19"
          xlink:to="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN18zMS9mcmFnOjM1NjIwNzI5NTQ3OTRmZGE5MmQ3MjhhZWI5MjFmNTQyL3RleHRyZWdpb246MzU2MjA3Mjk1NDc5NGZkYTkyZDcyOGFlYjkyMWY1NDJfMTM5_dbd9f3bb-929f-472d-99da-91ed4ee79117"
          xlink:type="arc"/>
        <link:footnoteArc
          xlink:arcrole="http://www.xbrl.org/2003/arcrole/fact-footnote"
          xlink:from="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN18zMS9mcmFnOjM1NjIwNzI5NTQ3OTRmZGE5MmQ3MjhhZWI5MjFmNTQyL3RhYmxlOmVjMTkwNTE1MmMyMjQ1ZmQ5MTk4MGEyMGNhMjRmMTdiL3RhYmxlcmFuZ2U6ZWMxOTA1MTUyYzIyNDVmZDkxOTgwYTIwY2EyNGYxN2JfNi05LTEtMS0w_29d5b9b1-cb32-4521-843f-a0948decc49d"
          xlink:to="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN18zMS9mcmFnOjM1NjIwNzI5NTQ3OTRmZGE5MmQ3MjhhZWI5MjFmNTQyL3RleHRyZWdpb246MzU2MjA3Mjk1NDc5NGZkYTkyZDcyOGFlYjkyMWY1NDJfMTM5_dbd9f3bb-929f-472d-99da-91ed4ee79117"
          xlink:type="arc"/>
        <link:footnoteArc
          xlink:arcrole="http://www.xbrl.org/2003/arcrole/fact-footnote"
          xlink:from="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN18zMS9mcmFnOjM1NjIwNzI5NTQ3OTRmZGE5MmQ3MjhhZWI5MjFmNTQyL3RhYmxlOmVjMTkwNTE1MmMyMjQ1ZmQ5MTk4MGEyMGNhMjRmMTdiL3RhYmxlcmFuZ2U6ZWMxOTA1MTUyYzIyNDVmZDkxOTgwYTIwY2EyNGYxN2JfMTctOS0xLTEtMA_80211e33-9f93-49a7-a1ee-f89733212dcf"
          xlink:to="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN18zMS9mcmFnOjM1NjIwNzI5NTQ3OTRmZGE5MmQ3MjhhZWI5MjFmNTQyL3RleHRyZWdpb246MzU2MjA3Mjk1NDc5NGZkYTkyZDcyOGFlYjkyMWY1NDJfMTM5_dbd9f3bb-929f-472d-99da-91ed4ee79117"
          xlink:type="arc"/>
        <link:footnoteArc
          xlink:arcrole="http://www.xbrl.org/2003/arcrole/fact-footnote"
          xlink:from="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN18zMS9mcmFnOjM1NjIwNzI5NTQ3OTRmZGE5MmQ3MjhhZWI5MjFmNTQyL3RhYmxlOmVjMTkwNTE1MmMyMjQ1ZmQ5MTk4MGEyMGNhMjRmMTdiL3RhYmxlcmFuZ2U6ZWMxOTA1MTUyYzIyNDVmZDkxOTgwYTIwY2EyNGYxN2JfMTEtOS0xLTEtNjgy_5ac11a50-8b50-494e-a795-174b06146d58"
          xlink:to="id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN18zMS9mcmFnOjM1NjIwNzI5NTQ3OTRmZGE5MmQ3MjhhZWI5MjFmNTQyL3RleHRyZWdpb246MzU2MjA3Mjk1NDc5NGZkYTkyZDcyOGFlYjkyMWY1NDJfMTM5_dbd9f3bb-929f-472d-99da-91ed4ee79117"
          xlink:type="arc"/>
    </link:footnoteLink>
</xbrl>
</XML>
</TEXT>
</DOCUMENT>
<DOCUMENT>
<TYPE>XML
<SEQUENCE>12
<FILENAME>R1.htm
<DESCRIPTION>IDEA: XBRL DOCUMENT
<TEXT>
<html>
<head>
<title></title>
<link rel="stylesheet" type="text/css" href="report.css">
<script type="text/javascript" src="Show.js">/* Do Not Remove This Comment */</script><script type="text/javascript">
							function toggleNextSibling (e) {
							if (e.nextSibling.style.display=='none') {
							e.nextSibling.style.display='block';
							} else { e.nextSibling.style.display='none'; }
							}</script>
</head>
<body>
<span style="display: none;">v3.21.1</span><table class="report" border="0" cellspacing="2" id="idm140348372990248">
<tr>
<th class="tl" colspan="1" rowspan="2"><div style="width: 200px;"><strong>Cover - shares<br></strong></div></th>
<th class="th" colspan="1">3 Months Ended</th>
<th class="th" colspan="1"></th>
</tr>
<tr>
<th class="th"><div>Mar. 31, 2021</div></th>
<th class="th"><div>Apr. 30, 2021</div></th>
</tr>
<tr class="re">
<td class="pl " style="border-bottom: 0px;" valign="top"><a class="a" href="javascript:void(0);" onclick="top.Show.showAR( this, 'defref_dei_CoverAbstract', window );"><strong>Cover [Abstract]</strong></a></td>
<td class="text">&#160;<span></span>
</td>
<td class="text">&#160;<span></span>
</td>
</tr>
<tr class="ro">
<td class="pl " style="border-bottom: 0px;" valign="top"><a class="a" href="javascript:void(0);" onclick="top.Show.showAR( this, 'defref_dei_DocumentType', window );">Document Type</a></td>
<td class="text">10-Q<span></span>
</td>
<td class="text">&#160;<span></span>
</td>
</tr>
<tr class="re">
<td class="pl " style="border-bottom: 0px;" valign="top"><a class="a" href="javascript:void(0);" onclick="top.Show.showAR( this, 'defref_dei_DocumentQuarterlyReport', window );">Document Quarterly Report</a></td>
<td class="text">true<span></span>
</td>
<td class="text">&#160;<span></span>
</td>
</tr>
<tr class="ro">
<td class="pl " style="border-bottom: 0px;" valign="top"><a class="a" href="javascript:void(0);" onclick="top.Show.showAR( this, 'defref_dei_DocumentPeriodEndDate', window );">Document Period End Date</a></td>
<td class="text">Mar. 31,  2021<span></span>
</td>
<td class="text">&#160;<span></span>
</td>
</tr>
<tr class="re">
<td class="pl " style="border-bottom: 0px;" valign="top"><a class="a" href="javascript:void(0);" onclick="top.Show.showAR( this, 'defref_dei_DocumentTransitionReport', window );">Document Transition Report</a></td>
<td class="text">false<span></span>
</td>
<td class="text">&#160;<span></span>
</td>
</tr>
<tr class="ro">
<td class="pl " style="border-bottom: 0px;" valign="top"><a class="a" href="javascript:void(0);" onclick="top.Show.showAR( this, 'defref_dei_EntityFileNumber', window );">Entity File Number</a></td>
<td class="text">0-53713<span></span>
</td>
<td class="text">&#160;<span></span>
</td>
</tr>
<tr class="re">
<td class="pl " style="border-bottom: 0px;" valign="top"><a class="a" href="javascript:void(0);" onclick="top.Show.showAR( this, 'defref_dei_EntityRegistrantName', window );">Entity Registrant Name</a></td>
<td class="text">OTTER TAIL CORPORATION<span></span>
</td>
<td class="text">&#160;<span></span>
</td>
</tr>
<tr class="ro">
<td class="pl " style="border-bottom: 0px;" valign="top"><a class="a" href="javascript:void(0);" onclick="top.Show.showAR( this, 'defref_dei_EntityIncorporationStateCountryCode', window );">Entity Incorporation, State or Country Code</a></td>
<td class="text">MN<span></span>
</td>
<td class="text">&#160;<span></span>
</td>
</tr>
<tr class="re">
<td class="pl " style="border-bottom: 0px;" valign="top"><a class="a" href="javascript:void(0);" onclick="top.Show.showAR( this, 'defref_dei_EntityTaxIdentificationNumber', window );">Entity Tax Identification Number</a></td>
<td class="text">27-0383995<span></span>
</td>
<td class="text">&#160;<span></span>
</td>
</tr>
<tr class="ro">
<td class="pl " style="border-bottom: 0px;" valign="top"><a class="a" href="javascript:void(0);" onclick="top.Show.showAR( this, 'defref_dei_EntityAddressAddressLine1', window );">Entity Address, Address Line One</a></td>
<td class="text">215 South Cascade Street<span></span>
</td>
<td class="text">&#160;<span></span>
</td>
</tr>
<tr class="re">
<td class="pl " style="border-bottom: 0px;" valign="top"><a class="a" href="javascript:void(0);" onclick="top.Show.showAR( this, 'defref_dei_EntityAddressAddressLine2', window );">Entity Address, Address Line Two</a></td>
<td class="text">Box 496<span></span>
</td>
<td class="text">&#160;<span></span>
</td>
</tr>
<tr class="ro">
<td class="pl " style="border-bottom: 0px;" valign="top"><a class="a" href="javascript:void(0);" onclick="top.Show.showAR( this, 'defref_dei_EntityAddressCityOrTown', window );">Entity Address, City or Town</a></td>
<td class="text">Fergus Falls<span></span>
</td>
<td class="text">&#160;<span></span>
</td>
</tr>
<tr class="re">
<td class="pl " style="border-bottom: 0px;" valign="top"><a class="a" href="javascript:void(0);" onclick="top.Show.showAR( this, 'defref_dei_EntityAddressStateOrProvince', window );">Entity Address, State or Province</a></td>
<td class="text">MN<span></span>
</td>
<td class="text">&#160;<span></span>
</td>
</tr>
<tr class="ro">
<td class="pl " style="border-bottom: 0px;" valign="top"><a class="a" href="javascript:void(0);" onclick="top.Show.showAR( this, 'defref_dei_EntityAddressPostalZipCode', window );">Entity Address, Postal Zip Code</a></td>
<td class="text">56538-0496<span></span>
</td>
<td class="text">&#160;<span></span>
</td>
</tr>
<tr class="re">
<td class="pl " style="border-bottom: 0px;" valign="top"><a class="a" href="javascript:void(0);" onclick="top.Show.showAR( this, 'defref_dei_CityAreaCode', window );">City Area Code</a></td>
<td class="text">866<span></span>
</td>
<td class="text">&#160;<span></span>
</td>
</tr>
<tr class="ro">
<td class="pl " style="border-bottom: 0px;" valign="top"><a class="a" href="javascript:void(0);" onclick="top.Show.showAR( this, 'defref_dei_LocalPhoneNumber', window );">Local Phone Number</a></td>
<td class="text">410-8780<span></span>
</td>
<td class="text">&#160;<span></span>
</td>
</tr>
<tr class="re">
<td class="pl " style="border-bottom: 0px;" valign="top"><a class="a" href="javascript:void(0);" onclick="top.Show.showAR( this, 'defref_dei_Security12bTitle', window );">Title of 12(b) Security</a></td>
<td class="text">Common Shares, par value $5.00 per share<span></span>
</td>
<td class="text">&#160;<span></span>
</td>
</tr>
<tr class="ro">
<td class="pl " style="border-bottom: 0px;" valign="top"><a class="a" href="javascript:void(0);" onclick="top.Show.showAR( this, 'defref_dei_TradingSymbol', window );">Trading Symbol</a></td>
<td class="text">OTTR<span></span>
</td>
<td class="text">&#160;<span></span>
</td>
</tr>
<tr class="re">
<td class="pl " style="border-bottom: 0px;" valign="top"><a class="a" href="javascript:void(0);" onclick="top.Show.showAR( this, 'defref_dei_SecurityExchangeName', window );">Security Exchange Name</a></td>
<td class="text">NASDAQ<span></span>
</td>
<td class="text">&#160;<span></span>
</td>
</tr>
<tr class="ro">
<td class="pl " style="border-bottom: 0px;" valign="top"><a class="a" href="javascript:void(0);" onclick="top.Show.showAR( this, 'defref_dei_EntityCurrentReportingStatus', window );">Entity Current Reporting Status</a></td>
<td class="text">Yes<span></span>
</td>
<td class="text">&#160;<span></span>
</td>
</tr>
<tr class="re">
<td class="pl " style="border-bottom: 0px;" valign="top"><a class="a" href="javascript:void(0);" onclick="top.Show.showAR( this, 'defref_dei_EntityInteractiveDataCurrent', window );">Entity Interactive Data Current</a></td>
<td class="text">Yes<span></span>
</td>
<td class="text">&#160;<span></span>
</td>
</tr>
<tr class="ro">
<td class="pl " style="border-bottom: 0px;" valign="top"><a class="a" href="javascript:void(0);" onclick="top.Show.showAR( this, 'defref_dei_EntityFilerCategory', window );">Entity Filer Category</a></td>
<td class="text">Large Accelerated Filer<span></span>
</td>
<td class="text">&#160;<span></span>
</td>
</tr>
<tr class="re">
<td class="pl " style="border-bottom: 0px;" valign="top"><a class="a" href="javascript:void(0);" onclick="top.Show.showAR( this, 'defref_dei_EntitySmallBusiness', window );">Entity Small Business</a></td>
<td class="text">false<span></span>
</td>
<td class="text">&#160;<span></span>
</td>
</tr>
<tr class="ro">
<td class="pl " style="border-bottom: 0px;" valign="top"><a class="a" href="javascript:void(0);" onclick="top.Show.showAR( this, 'defref_dei_EntityEmergingGrowthCompany', window );">Entity Emerging Growth Company</a></td>
<td class="text">false<span></span>
</td>
<td class="text">&#160;<span></span>
</td>
</tr>
<tr class="re">
<td class="pl " style="border-bottom: 0px;" valign="top"><a class="a" href="javascript:void(0);" onclick="top.Show.showAR( this, 'defref_dei_EntityShellCompany', window );">Entity Shell Company</a></td>
<td class="text">false<span></span>
</td>
<td class="text">&#160;<span></span>
</td>
</tr>
<tr class="ro">
<td class="pl " style="border-bottom: 0px;" valign="top"><a class="a" href="javascript:void(0);" onclick="top.Show.showAR( this, 'defref_dei_EntityCommonStockSharesOutstanding', window );">Entity Common Stock, Shares Outstanding</a></td>
<td class="text">&#160;<span></span>
</td>
<td class="nump">41,538,084<span></span>
</td>
</tr>
<tr class="re">
<td class="pl " style="border-bottom: 0px;" valign="top"><a class="a" href="javascript:void(0);" onclick="top.Show.showAR( this, 'defref_dei_EntityCentralIndexKey', window );">Entity Central Index Key</a></td>
<td class="text">0001466593<span></span>
</td>
<td class="text">&#160;<span></span>
</td>
</tr>
<tr class="ro">
<td class="pl " style="border-bottom: 0px;" valign="top"><a class="a" href="javascript:void(0);" onclick="top.Show.showAR( this, 'defref_dei_AmendmentFlag', window );">Amendment Flag</a></td>
<td class="text">false<span></span>
</td>
<td class="text">&#160;<span></span>
</td>
</tr>
<tr class="re">
<td class="pl " style="border-bottom: 0px;" valign="top"><a class="a" href="javascript:void(0);" onclick="top.Show.showAR( this, 'defref_dei_DocumentFiscalPeriodFocus', window );">Document Fiscal Period Focus</a></td>
<td class="text">Q1<span></span>
</td>
<td class="text">&#160;<span></span>
</td>
</tr>
<tr class="ro">
<td class="pl " style="border-bottom: 0px;" valign="top"><a class="a" href="javascript:void(0);" onclick="top.Show.showAR( this, 'defref_dei_DocumentFiscalYearFocus', window );">Document Fiscal Year Focus</a></td>
<td class="text">2021<span></span>
</td>
<td class="text">&#160;<span></span>
</td>
</tr>
<tr class="re">
<td class="pl " style="border-bottom: 0px;" valign="top"><a class="a" href="javascript:void(0);" onclick="top.Show.showAR( this, 'defref_dei_CurrentFiscalYearEndDate', window );">Current Fiscal Year End Date</a></td>
<td class="text">--12-31<span></span>
</td>
<td class="text">&#160;<span></span>
</td>
</tr>
</table>
<div style="display: none;">
<table border="0" cellpadding="0" cellspacing="0" class="authRefData" style="display: none;" id="defref_dei_AmendmentFlag">
<tr><td class="hide"><a style="color: white;" href="javascript:void(0);" onclick="top.Show.hideAR();">X</a></td></tr>
<tr><td><div class="body" style="padding: 2px;">
<a href="javascript:void(0);" onclick="top.Show.toggleNext( this );">- Definition</a><div><p>Boolean flag that is true when the XBRL content amends previously-filed or accepted submission.</p></div>
<a href="javascript:void(0);" onclick="top.Show.toggleNext( this );">+ References</a><div style="display: none;"><p>No definition available.</p></div>
<a href="javascript:void(0);" onclick="top.Show.toggleNext( this );">+ Details</a><div style="display: none;"><table border="0" cellpadding="0" cellspacing="0">
<tr>
<td><strong> Name:</strong></td>
<td style="white-space:nowrap;">dei_AmendmentFlag</td>
</tr>
<tr>
<td style="padding-right: 4px;white-space:nowrap;"><strong> Namespace Prefix:</strong></td>
<td>dei_</td>
</tr>
<tr>
<td><strong> Data Type:</strong></td>
<td>xbrli:booleanItemType</td>
</tr>
<tr>
<td><strong> Balance Type:</strong></td>
<td>na</td>
</tr>
<tr>
<td><strong> Period Type:</strong></td>
<td>duration</td>
</tr>
</table></div>
</div></td></tr>
</table>
<table border="0" cellpadding="0" cellspacing="0" class="authRefData" style="display: none;" id="defref_dei_CityAreaCode">
<tr><td class="hide"><a style="color: white;" href="javascript:void(0);" onclick="top.Show.hideAR();">X</a></td></tr>
<tr><td><div class="body" style="padding: 2px;">
<a href="javascript:void(0);" onclick="top.Show.toggleNext( this );">- Definition</a><div><p>Area code of city</p></div>
<a href="javascript:void(0);" onclick="top.Show.toggleNext( this );">+ References</a><div style="display: none;"><p>No definition available.</p></div>
<a href="javascript:void(0);" onclick="top.Show.toggleNext( this );">+ Details</a><div style="display: none;"><table border="0" cellpadding="0" cellspacing="0">
<tr>
<td><strong> Name:</strong></td>
<td style="white-space:nowrap;">dei_CityAreaCode</td>
</tr>
<tr>
<td style="padding-right: 4px;white-space:nowrap;"><strong> Namespace Prefix:</strong></td>
<td>dei_</td>
</tr>
<tr>
<td><strong> Data Type:</strong></td>
<td>xbrli:normalizedStringItemType</td>
</tr>
<tr>
<td><strong> Balance Type:</strong></td>
<td>na</td>
</tr>
<tr>
<td><strong> Period Type:</strong></td>
<td>duration</td>
</tr>
</table></div>
</div></td></tr>
</table>
<table border="0" cellpadding="0" cellspacing="0" class="authRefData" style="display: none;" id="defref_dei_CoverAbstract">
<tr><td class="hide"><a style="color: white;" href="javascript:void(0);" onclick="top.Show.hideAR();">X</a></td></tr>
<tr><td><div class="body" style="padding: 2px;">
<a href="javascript:void(0);" onclick="top.Show.toggleNext( this );">- Definition</a><div><p>Cover page.</p></div>
<a href="javascript:void(0);" onclick="top.Show.toggleNext( this );">+ References</a><div style="display: none;"><p>No definition available.</p></div>
<a href="javascript:void(0);" onclick="top.Show.toggleNext( this );">+ Details</a><div style="display: none;"><table border="0" cellpadding="0" cellspacing="0">
<tr>
<td><strong> Name:</strong></td>
<td style="white-space:nowrap;">dei_CoverAbstract</td>
</tr>
<tr>
<td style="padding-right: 4px;white-space:nowrap;"><strong> Namespace Prefix:</strong></td>
<td>dei_</td>
</tr>
<tr>
<td><strong> Data Type:</strong></td>
<td>xbrli:stringItemType</td>
</tr>
<tr>
<td><strong> Balance Type:</strong></td>
<td>na</td>
</tr>
<tr>
<td><strong> Period Type:</strong></td>
<td>duration</td>
</tr>
</table></div>
</div></td></tr>
</table>
<table border="0" cellpadding="0" cellspacing="0" class="authRefData" style="display: none;" id="defref_dei_CurrentFiscalYearEndDate">
<tr><td class="hide"><a style="color: white;" href="javascript:void(0);" onclick="top.Show.hideAR();">X</a></td></tr>
<tr><td><div class="body" style="padding: 2px;">
<a href="javascript:void(0);" onclick="top.Show.toggleNext( this );">- Definition</a><div><p>End date of current fiscal year in the format --MM-DD.</p></div>
<a href="javascript:void(0);" onclick="top.Show.toggleNext( this );">+ References</a><div style="display: none;"><p>No definition available.</p></div>
<a href="javascript:void(0);" onclick="top.Show.toggleNext( this );">+ Details</a><div style="display: none;"><table border="0" cellpadding="0" cellspacing="0">
<tr>
<td><strong> Name:</strong></td>
<td style="white-space:nowrap;">dei_CurrentFiscalYearEndDate</td>
</tr>
<tr>
<td style="padding-right: 4px;white-space:nowrap;"><strong> Namespace Prefix:</strong></td>
<td>dei_</td>
</tr>
<tr>
<td><strong> Data Type:</strong></td>
<td>xbrli:gMonthDayItemType</td>
</tr>
<tr>
<td><strong> Balance Type:</strong></td>
<td>na</td>
</tr>
<tr>
<td><strong> Period Type:</strong></td>
<td>duration</td>
</tr>
</table></div>
</div></td></tr>
</table>
<table border="0" cellpadding="0" cellspacing="0" class="authRefData" style="display: none;" id="defref_dei_DocumentFiscalPeriodFocus">
<tr><td class="hide"><a style="color: white;" href="javascript:void(0);" onclick="top.Show.hideAR();">X</a></td></tr>
<tr><td><div class="body" style="padding: 2px;">
<a href="javascript:void(0);" onclick="top.Show.toggleNext( this );">- Definition</a><div><p>Fiscal period values are FY, Q1, Q2, and Q3.  1st, 2nd and 3rd quarter 10-Q or 10-QT statements have value Q1, Q2, and Q3 respectively, with 10-K, 10-KT or other fiscal year statements having FY.</p></div>
<a href="javascript:void(0);" onclick="top.Show.toggleNext( this );">+ References</a><div style="display: none;"><p>No definition available.</p></div>
<a href="javascript:void(0);" onclick="top.Show.toggleNext( this );">+ Details</a><div style="display: none;"><table border="0" cellpadding="0" cellspacing="0">
<tr>
<td><strong> Name:</strong></td>
<td style="white-space:nowrap;">dei_DocumentFiscalPeriodFocus</td>
</tr>
<tr>
<td style="padding-right: 4px;white-space:nowrap;"><strong> Namespace Prefix:</strong></td>
<td>dei_</td>
</tr>
<tr>
<td><strong> Data Type:</strong></td>
<td>dei:fiscalPeriodItemType</td>
</tr>
<tr>
<td><strong> Balance Type:</strong></td>
<td>na</td>
</tr>
<tr>
<td><strong> Period Type:</strong></td>
<td>duration</td>
</tr>
</table></div>
</div></td></tr>
</table>
<table border="0" cellpadding="0" cellspacing="0" class="authRefData" style="display: none;" id="defref_dei_DocumentFiscalYearFocus">
<tr><td class="hide"><a style="color: white;" href="javascript:void(0);" onclick="top.Show.hideAR();">X</a></td></tr>
<tr><td><div class="body" style="padding: 2px;">
<a href="javascript:void(0);" onclick="top.Show.toggleNext( this );">- Definition</a><div><p>This is focus fiscal year of the document report in YYYY format. For a 2006 annual report, which may also provide financial information from prior periods, fiscal 2006 should be given as the fiscal year focus. Example: 2006.</p></div>
<a href="javascript:void(0);" onclick="top.Show.toggleNext( this );">+ References</a><div style="display: none;"><p>No definition available.</p></div>
<a href="javascript:void(0);" onclick="top.Show.toggleNext( this );">+ Details</a><div style="display: none;"><table border="0" cellpadding="0" cellspacing="0">
<tr>
<td><strong> Name:</strong></td>
<td style="white-space:nowrap;">dei_DocumentFiscalYearFocus</td>
</tr>
<tr>
<td style="padding-right: 4px;white-space:nowrap;"><strong> Namespace Prefix:</strong></td>
<td>dei_</td>
</tr>
<tr>
<td><strong> Data Type:</strong></td>
<td>xbrli:gYearItemType</td>
</tr>
<tr>
<td><strong> Balance Type:</strong></td>
<td>na</td>
</tr>
<tr>
<td><strong> Period Type:</strong></td>
<td>duration</td>
</tr>
</table></div>
</div></td></tr>
</table>
<table border="0" cellpadding="0" cellspacing="0" class="authRefData" style="display: none;" id="defref_dei_DocumentPeriodEndDate">
<tr><td class="hide"><a style="color: white;" href="javascript:void(0);" onclick="top.Show.hideAR();">X</a></td></tr>
<tr><td><div class="body" style="padding: 2px;">
<a href="javascript:void(0);" onclick="top.Show.toggleNext( this );">- Definition</a><div><p>The end date of the period reflected on the cover page if a periodic report. For all other reports and registration statements containing historical data, it is the date up through which that historical data is presented.  If there is no historical data in the report, use the filing date. The format of the date is YYYY-MM-DD.</p></div>
<a href="javascript:void(0);" onclick="top.Show.toggleNext( this );">+ References</a><div style="display: none;"><p>No definition available.</p></div>
<a href="javascript:void(0);" onclick="top.Show.toggleNext( this );">+ Details</a><div style="display: none;"><table border="0" cellpadding="0" cellspacing="0">
<tr>
<td><strong> Name:</strong></td>
<td style="white-space:nowrap;">dei_DocumentPeriodEndDate</td>
</tr>
<tr>
<td style="padding-right: 4px;white-space:nowrap;"><strong> Namespace Prefix:</strong></td>
<td>dei_</td>
</tr>
<tr>
<td><strong> Data Type:</strong></td>
<td>xbrli:dateItemType</td>
</tr>
<tr>
<td><strong> Balance Type:</strong></td>
<td>na</td>
</tr>
<tr>
<td><strong> Period Type:</strong></td>
<td>duration</td>
</tr>
</table></div>
</div></td></tr>
</table>
<table border="0" cellpadding="0" cellspacing="0" class="authRefData" style="display: none;" id="defref_dei_DocumentQuarterlyReport">
<tr><td class="hide"><a style="color: white;" href="javascript:void(0);" onclick="top.Show.hideAR();">X</a></td></tr>
<tr><td><div class="body" style="padding: 2px;">
<a href="javascript:void(0);" onclick="top.Show.toggleNext( this );">- Definition</a><div><p>Boolean flag that is true only for a form used as an quarterly report.</p></div>
<a href="javascript:void(0);" onclick="top.Show.toggleNext( this );">+ References</a><div style="display: none;"><p>Reference 1: http://www.xbrl.org/2003/role/presentationRef<br> -Publisher SEC<br> -Name Form 10-Q<br> -Number 240<br> -Section 308<br> -Subsection a<br></p></div>
<a href="javascript:void(0);" onclick="top.Show.toggleNext( this );">+ Details</a><div style="display: none;"><table border="0" cellpadding="0" cellspacing="0">
<tr>
<td><strong> Name:</strong></td>
<td style="white-space:nowrap;">dei_DocumentQuarterlyReport</td>
</tr>
<tr>
<td style="padding-right: 4px;white-space:nowrap;"><strong> Namespace Prefix:</strong></td>
<td>dei_</td>
</tr>
<tr>
<td><strong> Data Type:</strong></td>
<td>xbrli:booleanItemType</td>
</tr>
<tr>
<td><strong> Balance Type:</strong></td>
<td>na</td>
</tr>
<tr>
<td><strong> Period Type:</strong></td>
<td>duration</td>
</tr>
</table></div>
</div></td></tr>
</table>
<table border="0" cellpadding="0" cellspacing="0" class="authRefData" style="display: none;" id="defref_dei_DocumentTransitionReport">
<tr><td class="hide"><a style="color: white;" href="javascript:void(0);" onclick="top.Show.hideAR();">X</a></td></tr>
<tr><td><div class="body" style="padding: 2px;">
<a href="javascript:void(0);" onclick="top.Show.toggleNext( this );">- Definition</a><div><p>Boolean flag that is true only for a form used as a transition report.</p></div>
<a href="javascript:void(0);" onclick="top.Show.toggleNext( this );">+ References</a><div style="display: none;"><p>Reference 1: http://www.xbrl.org/2003/role/presentationRef<br> -Publisher SEC<br> -Name Forms 10-K, 10-Q, 20-F<br> -Number 240<br> -Section 13<br> -Subsection a-1<br></p></div>
<a href="javascript:void(0);" onclick="top.Show.toggleNext( this );">+ Details</a><div style="display: none;"><table border="0" cellpadding="0" cellspacing="0">
<tr>
<td><strong> Name:</strong></td>
<td style="white-space:nowrap;">dei_DocumentTransitionReport</td>
</tr>
<tr>
<td style="padding-right: 4px;white-space:nowrap;"><strong> Namespace Prefix:</strong></td>
<td>dei_</td>
</tr>
<tr>
<td><strong> Data Type:</strong></td>
<td>xbrli:booleanItemType</td>
</tr>
<tr>
<td><strong> Balance Type:</strong></td>
<td>na</td>
</tr>
<tr>
<td><strong> Period Type:</strong></td>
<td>duration</td>
</tr>
</table></div>
</div></td></tr>
</table>
<table border="0" cellpadding="0" cellspacing="0" class="authRefData" style="display: none;" id="defref_dei_DocumentType">
<tr><td class="hide"><a style="color: white;" href="javascript:void(0);" onclick="top.Show.hideAR();">X</a></td></tr>
<tr><td><div class="body" style="padding: 2px;">
<a href="javascript:void(0);" onclick="top.Show.toggleNext( this );">- Definition</a><div><p>The type of document being provided (such as 10-K, 10-Q, 485BPOS, etc). The document type is limited to the same value as the supporting SEC submission type, or the word 'Other'.</p></div>
<a href="javascript:void(0);" onclick="top.Show.toggleNext( this );">+ References</a><div style="display: none;"><p>No definition available.</p></div>
<a href="javascript:void(0);" onclick="top.Show.toggleNext( this );">+ Details</a><div style="display: none;"><table border="0" cellpadding="0" cellspacing="0">
<tr>
<td><strong> Name:</strong></td>
<td style="white-space:nowrap;">dei_DocumentType</td>
</tr>
<tr>
<td style="padding-right: 4px;white-space:nowrap;"><strong> Namespace Prefix:</strong></td>
<td>dei_</td>
</tr>
<tr>
<td><strong> Data Type:</strong></td>
<td>dei:submissionTypeItemType</td>
</tr>
<tr>
<td><strong> Balance Type:</strong></td>
<td>na</td>
</tr>
<tr>
<td><strong> Period Type:</strong></td>
<td>duration</td>
</tr>
</table></div>
</div></td></tr>
</table>
<table border="0" cellpadding="0" cellspacing="0" class="authRefData" style="display: none;" id="defref_dei_EntityAddressAddressLine1">
<tr><td class="hide"><a style="color: white;" href="javascript:void(0);" onclick="top.Show.hideAR();">X</a></td></tr>
<tr><td><div class="body" style="padding: 2px;">
<a href="javascript:void(0);" onclick="top.Show.toggleNext( this );">- Definition</a><div><p>Address Line 1 such as Attn, Building Name, Street Name</p></div>
<a href="javascript:void(0);" onclick="top.Show.toggleNext( this );">+ References</a><div style="display: none;"><p>No definition available.</p></div>
<a href="javascript:void(0);" onclick="top.Show.toggleNext( this );">+ Details</a><div style="display: none;"><table border="0" cellpadding="0" cellspacing="0">
<tr>
<td><strong> Name:</strong></td>
<td style="white-space:nowrap;">dei_EntityAddressAddressLine1</td>
</tr>
<tr>
<td style="padding-right: 4px;white-space:nowrap;"><strong> Namespace Prefix:</strong></td>
<td>dei_</td>
</tr>
<tr>
<td><strong> Data Type:</strong></td>
<td>xbrli:normalizedStringItemType</td>
</tr>
<tr>
<td><strong> Balance Type:</strong></td>
<td>na</td>
</tr>
<tr>
<td><strong> Period Type:</strong></td>
<td>duration</td>
</tr>
</table></div>
</div></td></tr>
</table>
<table border="0" cellpadding="0" cellspacing="0" class="authRefData" style="display: none;" id="defref_dei_EntityAddressAddressLine2">
<tr><td class="hide"><a style="color: white;" href="javascript:void(0);" onclick="top.Show.hideAR();">X</a></td></tr>
<tr><td><div class="body" style="padding: 2px;">
<a href="javascript:void(0);" onclick="top.Show.toggleNext( this );">- Definition</a><div><p>Address Line 2 such as Street or Suite number</p></div>
<a href="javascript:void(0);" onclick="top.Show.toggleNext( this );">+ References</a><div style="display: none;"><p>No definition available.</p></div>
<a href="javascript:void(0);" onclick="top.Show.toggleNext( this );">+ Details</a><div style="display: none;"><table border="0" cellpadding="0" cellspacing="0">
<tr>
<td><strong> Name:</strong></td>
<td style="white-space:nowrap;">dei_EntityAddressAddressLine2</td>
</tr>
<tr>
<td style="padding-right: 4px;white-space:nowrap;"><strong> Namespace Prefix:</strong></td>
<td>dei_</td>
</tr>
<tr>
<td><strong> Data Type:</strong></td>
<td>xbrli:normalizedStringItemType</td>
</tr>
<tr>
<td><strong> Balance Type:</strong></td>
<td>na</td>
</tr>
<tr>
<td><strong> Period Type:</strong></td>
<td>duration</td>
</tr>
</table></div>
</div></td></tr>
</table>
<table border="0" cellpadding="0" cellspacing="0" class="authRefData" style="display: none;" id="defref_dei_EntityAddressCityOrTown">
<tr><td class="hide"><a style="color: white;" href="javascript:void(0);" onclick="top.Show.hideAR();">X</a></td></tr>
<tr><td><div class="body" style="padding: 2px;">
<a href="javascript:void(0);" onclick="top.Show.toggleNext( this );">- Definition</a><div><p>Name of the City or Town</p></div>
<a href="javascript:void(0);" onclick="top.Show.toggleNext( this );">+ References</a><div style="display: none;"><p>No definition available.</p></div>
<a href="javascript:void(0);" onclick="top.Show.toggleNext( this );">+ Details</a><div style="display: none;"><table border="0" cellpadding="0" cellspacing="0">
<tr>
<td><strong> Name:</strong></td>
<td style="white-space:nowrap;">dei_EntityAddressCityOrTown</td>
</tr>
<tr>
<td style="padding-right: 4px;white-space:nowrap;"><strong> Namespace Prefix:</strong></td>
<td>dei_</td>
</tr>
<tr>
<td><strong> Data Type:</strong></td>
<td>xbrli:normalizedStringItemType</td>
</tr>
<tr>
<td><strong> Balance Type:</strong></td>
<td>na</td>
</tr>
<tr>
<td><strong> Period Type:</strong></td>
<td>duration</td>
</tr>
</table></div>
</div></td></tr>
</table>
<table border="0" cellpadding="0" cellspacing="0" class="authRefData" style="display: none;" id="defref_dei_EntityAddressPostalZipCode">
<tr><td class="hide"><a style="color: white;" href="javascript:void(0);" onclick="top.Show.hideAR();">X</a></td></tr>
<tr><td><div class="body" style="padding: 2px;">
<a href="javascript:void(0);" onclick="top.Show.toggleNext( this );">- Definition</a><div><p>Code for the postal or zip code</p></div>
<a href="javascript:void(0);" onclick="top.Show.toggleNext( this );">+ References</a><div style="display: none;"><p>No definition available.</p></div>
<a href="javascript:void(0);" onclick="top.Show.toggleNext( this );">+ Details</a><div style="display: none;"><table border="0" cellpadding="0" cellspacing="0">
<tr>
<td><strong> Name:</strong></td>
<td style="white-space:nowrap;">dei_EntityAddressPostalZipCode</td>
</tr>
<tr>
<td style="padding-right: 4px;white-space:nowrap;"><strong> Namespace Prefix:</strong></td>
<td>dei_</td>
</tr>
<tr>
<td><strong> Data Type:</strong></td>
<td>xbrli:normalizedStringItemType</td>
</tr>
<tr>
<td><strong> Balance Type:</strong></td>
<td>na</td>
</tr>
<tr>
<td><strong> Period Type:</strong></td>
<td>duration</td>
</tr>
</table></div>
</div></td></tr>
</table>
<table border="0" cellpadding="0" cellspacing="0" class="authRefData" style="display: none;" id="defref_dei_EntityAddressStateOrProvince">
<tr><td class="hide"><a style="color: white;" href="javascript:void(0);" onclick="top.Show.hideAR();">X</a></td></tr>
<tr><td><div class="body" style="padding: 2px;">
<a href="javascript:void(0);" onclick="top.Show.toggleNext( this );">- Definition</a><div><p>Name of the state or province.</p></div>
<a href="javascript:void(0);" onclick="top.Show.toggleNext( this );">+ References</a><div style="display: none;"><p>No definition available.</p></div>
<a href="javascript:void(0);" onclick="top.Show.toggleNext( this );">+ Details</a><div style="display: none;"><table border="0" cellpadding="0" cellspacing="0">
<tr>
<td><strong> Name:</strong></td>
<td style="white-space:nowrap;">dei_EntityAddressStateOrProvince</td>
</tr>
<tr>
<td style="padding-right: 4px;white-space:nowrap;"><strong> Namespace Prefix:</strong></td>
<td>dei_</td>
</tr>
<tr>
<td><strong> Data Type:</strong></td>
<td>dei:stateOrProvinceItemType</td>
</tr>
<tr>
<td><strong> Balance Type:</strong></td>
<td>na</td>
</tr>
<tr>
<td><strong> Period Type:</strong></td>
<td>duration</td>
</tr>
</table></div>
</div></td></tr>
</table>
<table border="0" cellpadding="0" cellspacing="0" class="authRefData" style="display: none;" id="defref_dei_EntityCentralIndexKey">
<tr><td class="hide"><a style="color: white;" href="javascript:void(0);" onclick="top.Show.hideAR();">X</a></td></tr>
<tr><td><div class="body" style="padding: 2px;">
<a href="javascript:void(0);" onclick="top.Show.toggleNext( this );">- Definition</a><div><p>A unique 10-digit SEC-issued value to identify entities that have filed disclosures with the SEC. It is commonly abbreviated as CIK.</p></div>
<a href="javascript:void(0);" onclick="top.Show.toggleNext( this );">+ References</a><div style="display: none;"><p>Reference 1: http://www.xbrl.org/2003/role/presentationRef<br> -Publisher SEC<br> -Name Regulation 12B<br> -Number 240<br> -Section 12<br> -Subsection b-2<br></p></div>
<a href="javascript:void(0);" onclick="top.Show.toggleNext( this );">+ Details</a><div style="display: none;"><table border="0" cellpadding="0" cellspacing="0">
<tr>
<td><strong> Name:</strong></td>
<td style="white-space:nowrap;">dei_EntityCentralIndexKey</td>
</tr>
<tr>
<td style="padding-right: 4px;white-space:nowrap;"><strong> Namespace Prefix:</strong></td>
<td>dei_</td>
</tr>
<tr>
<td><strong> Data Type:</strong></td>
<td>dei:centralIndexKeyItemType</td>
</tr>
<tr>
<td><strong> Balance Type:</strong></td>
<td>na</td>
</tr>
<tr>
<td><strong> Period Type:</strong></td>
<td>duration</td>
</tr>
</table></div>
</div></td></tr>
</table>
<table border="0" cellpadding="0" cellspacing="0" class="authRefData" style="display: none;" id="defref_dei_EntityCommonStockSharesOutstanding">
<tr><td class="hide"><a style="color: white;" href="javascript:void(0);" onclick="top.Show.hideAR();">X</a></td></tr>
<tr><td><div class="body" style="padding: 2px;">
<a href="javascript:void(0);" onclick="top.Show.toggleNext( this );">- Definition</a><div><p>Indicate number of shares or other units outstanding of each of registrant's classes of capital or common stock or other ownership interests, if and as stated on cover of related periodic report. Where multiple classes or units exist define each class/interest by adding class of stock items such as Common Class A [Member], Common Class B [Member] or Partnership Interest [Member] onto the Instrument [Domain] of the Entity Listings, Instrument.</p></div>
<a href="javascript:void(0);" onclick="top.Show.toggleNext( this );">+ References</a><div style="display: none;"><p>No definition available.</p></div>
<a href="javascript:void(0);" onclick="top.Show.toggleNext( this );">+ Details</a><div style="display: none;"><table border="0" cellpadding="0" cellspacing="0">
<tr>
<td><strong> Name:</strong></td>
<td style="white-space:nowrap;">dei_EntityCommonStockSharesOutstanding</td>
</tr>
<tr>
<td style="padding-right: 4px;white-space:nowrap;"><strong> Namespace Prefix:</strong></td>
<td>dei_</td>
</tr>
<tr>
<td><strong> Data Type:</strong></td>
<td>xbrli:sharesItemType</td>
</tr>
<tr>
<td><strong> Balance Type:</strong></td>
<td>na</td>
</tr>
<tr>
<td><strong> Period Type:</strong></td>
<td>instant</td>
</tr>
</table></div>
</div></td></tr>
</table>
<table border="0" cellpadding="0" cellspacing="0" class="authRefData" style="display: none;" id="defref_dei_EntityCurrentReportingStatus">
<tr><td class="hide"><a style="color: white;" href="javascript:void(0);" onclick="top.Show.hideAR();">X</a></td></tr>
<tr><td><div class="body" style="padding: 2px;">
<a href="javascript:void(0);" onclick="top.Show.toggleNext( this );">- Definition</a><div><p>Indicate 'Yes' or 'No' whether registrants (1) have filed all reports required to be filed by Section 13 or 15(d) of the Securities Exchange Act of 1934 during the preceding 12 months (or for such shorter period that registrants were required to file such reports), and (2) have been subject to such filing requirements for the past 90 days. This information should be based on the registrant's current or most recent filing containing the related disclosure.</p></div>
<a href="javascript:void(0);" onclick="top.Show.toggleNext( this );">+ References</a><div style="display: none;"><p>No definition available.</p></div>
<a href="javascript:void(0);" onclick="top.Show.toggleNext( this );">+ Details</a><div style="display: none;"><table border="0" cellpadding="0" cellspacing="0">
<tr>
<td><strong> Name:</strong></td>
<td style="white-space:nowrap;">dei_EntityCurrentReportingStatus</td>
</tr>
<tr>
<td style="padding-right: 4px;white-space:nowrap;"><strong> Namespace Prefix:</strong></td>
<td>dei_</td>
</tr>
<tr>
<td><strong> Data Type:</strong></td>
<td>dei:yesNoItemType</td>
</tr>
<tr>
<td><strong> Balance Type:</strong></td>
<td>na</td>
</tr>
<tr>
<td><strong> Period Type:</strong></td>
<td>duration</td>
</tr>
</table></div>
</div></td></tr>
</table>
<table border="0" cellpadding="0" cellspacing="0" class="authRefData" style="display: none;" id="defref_dei_EntityEmergingGrowthCompany">
<tr><td class="hide"><a style="color: white;" href="javascript:void(0);" onclick="top.Show.hideAR();">X</a></td></tr>
<tr><td><div class="body" style="padding: 2px;">
<a href="javascript:void(0);" onclick="top.Show.toggleNext( this );">- Definition</a><div><p>Indicate if registrant meets the emerging growth company criteria.</p></div>
<a href="javascript:void(0);" onclick="top.Show.toggleNext( this );">+ References</a><div style="display: none;"><p>Reference 1: http://www.xbrl.org/2003/role/presentationRef<br> -Publisher SEC<br> -Name Regulation 12B<br> -Number 240<br> -Section 12<br> -Subsection b-2<br></p></div>
<a href="javascript:void(0);" onclick="top.Show.toggleNext( this );">+ Details</a><div style="display: none;"><table border="0" cellpadding="0" cellspacing="0">
<tr>
<td><strong> Name:</strong></td>
<td style="white-space:nowrap;">dei_EntityEmergingGrowthCompany</td>
</tr>
<tr>
<td style="padding-right: 4px;white-space:nowrap;"><strong> Namespace Prefix:</strong></td>
<td>dei_</td>
</tr>
<tr>
<td><strong> Data Type:</strong></td>
<td>xbrli:booleanItemType</td>
</tr>
<tr>
<td><strong> Balance Type:</strong></td>
<td>na</td>
</tr>
<tr>
<td><strong> Period Type:</strong></td>
<td>duration</td>
</tr>
</table></div>
</div></td></tr>
</table>
<table border="0" cellpadding="0" cellspacing="0" class="authRefData" style="display: none;" id="defref_dei_EntityFileNumber">
<tr><td class="hide"><a style="color: white;" href="javascript:void(0);" onclick="top.Show.hideAR();">X</a></td></tr>
<tr><td><div class="body" style="padding: 2px;">
<a href="javascript:void(0);" onclick="top.Show.toggleNext( this );">- Definition</a><div><p>Commission file number. The field allows up to 17 characters. The prefix may contain 1-3 digits, the sequence number may contain 1-8 digits, the optional suffix may contain 1-4 characters, and the fields are separated with a hyphen.</p></div>
<a href="javascript:void(0);" onclick="top.Show.toggleNext( this );">+ References</a><div style="display: none;"><p>No definition available.</p></div>
<a href="javascript:void(0);" onclick="top.Show.toggleNext( this );">+ Details</a><div style="display: none;"><table border="0" cellpadding="0" cellspacing="0">
<tr>
<td><strong> Name:</strong></td>
<td style="white-space:nowrap;">dei_EntityFileNumber</td>
</tr>
<tr>
<td style="padding-right: 4px;white-space:nowrap;"><strong> Namespace Prefix:</strong></td>
<td>dei_</td>
</tr>
<tr>
<td><strong> Data Type:</strong></td>
<td>dei:fileNumberItemType</td>
</tr>
<tr>
<td><strong> Balance Type:</strong></td>
<td>na</td>
</tr>
<tr>
<td><strong> Period Type:</strong></td>
<td>duration</td>
</tr>
</table></div>
</div></td></tr>
</table>
<table border="0" cellpadding="0" cellspacing="0" class="authRefData" style="display: none;" id="defref_dei_EntityFilerCategory">
<tr><td class="hide"><a style="color: white;" href="javascript:void(0);" onclick="top.Show.hideAR();">X</a></td></tr>
<tr><td><div class="body" style="padding: 2px;">
<a href="javascript:void(0);" onclick="top.Show.toggleNext( this );">- Definition</a><div><p>Indicate whether the registrant is one of the following: Large Accelerated Filer, Accelerated Filer, Non-accelerated Filer. Definitions of these categories are stated in Rule 12b-2 of the Exchange Act. This information should be based on the registrant's current or most recent filing containing the related disclosure.</p></div>
<a href="javascript:void(0);" onclick="top.Show.toggleNext( this );">+ References</a><div style="display: none;"><p>Reference 1: http://www.xbrl.org/2003/role/presentationRef<br> -Publisher SEC<br> -Name Regulation 12B<br> -Number 240<br> -Section 12<br> -Subsection b-2<br></p></div>
<a href="javascript:void(0);" onclick="top.Show.toggleNext( this );">+ Details</a><div style="display: none;"><table border="0" cellpadding="0" cellspacing="0">
<tr>
<td><strong> Name:</strong></td>
<td style="white-space:nowrap;">dei_EntityFilerCategory</td>
</tr>
<tr>
<td style="padding-right: 4px;white-space:nowrap;"><strong> Namespace Prefix:</strong></td>
<td>dei_</td>
</tr>
<tr>
<td><strong> Data Type:</strong></td>
<td>dei:filerCategoryItemType</td>
</tr>
<tr>
<td><strong> Balance Type:</strong></td>
<td>na</td>
</tr>
<tr>
<td><strong> Period Type:</strong></td>
<td>duration</td>
</tr>
</table></div>
</div></td></tr>
</table>
<table border="0" cellpadding="0" cellspacing="0" class="authRefData" style="display: none;" id="defref_dei_EntityIncorporationStateCountryCode">
<tr><td class="hide"><a style="color: white;" href="javascript:void(0);" onclick="top.Show.hideAR();">X</a></td></tr>
<tr><td><div class="body" style="padding: 2px;">
<a href="javascript:void(0);" onclick="top.Show.toggleNext( this );">- Definition</a><div><p>Two-character EDGAR code representing the state or country of incorporation.</p></div>
<a href="javascript:void(0);" onclick="top.Show.toggleNext( this );">+ References</a><div style="display: none;"><p>No definition available.</p></div>
<a href="javascript:void(0);" onclick="top.Show.toggleNext( this );">+ Details</a><div style="display: none;"><table border="0" cellpadding="0" cellspacing="0">
<tr>
<td><strong> Name:</strong></td>
<td style="white-space:nowrap;">dei_EntityIncorporationStateCountryCode</td>
</tr>
<tr>
<td style="padding-right: 4px;white-space:nowrap;"><strong> Namespace Prefix:</strong></td>
<td>dei_</td>
</tr>
<tr>
<td><strong> Data Type:</strong></td>
<td>dei:edgarStateCountryItemType</td>
</tr>
<tr>
<td><strong> Balance Type:</strong></td>
<td>na</td>
</tr>
<tr>
<td><strong> Period Type:</strong></td>
<td>duration</td>
</tr>
</table></div>
</div></td></tr>
</table>
<table border="0" cellpadding="0" cellspacing="0" class="authRefData" style="display: none;" id="defref_dei_EntityInteractiveDataCurrent">
<tr><td class="hide"><a style="color: white;" href="javascript:void(0);" onclick="top.Show.hideAR();">X</a></td></tr>
<tr><td><div class="body" style="padding: 2px;">
<a href="javascript:void(0);" onclick="top.Show.toggleNext( this );">- Definition</a><div><p>Boolean flag that is true when the registrant has submitted electronically every Interactive Data File required to be submitted pursuant to Rule 405 of Regulation S-T during the preceding 12 months (or for such shorter period that the registrant was required to submit such files).</p></div>
<a href="javascript:void(0);" onclick="top.Show.toggleNext( this );">+ References</a><div style="display: none;"><p>Reference 1: http://www.xbrl.org/2003/role/presentationRef<br> -Publisher SEC<br> -Name Regulation S-T<br> -Number 232<br> -Section 405<br></p></div>
<a href="javascript:void(0);" onclick="top.Show.toggleNext( this );">+ Details</a><div style="display: none;"><table border="0" cellpadding="0" cellspacing="0">
<tr>
<td><strong> Name:</strong></td>
<td style="white-space:nowrap;">dei_EntityInteractiveDataCurrent</td>
</tr>
<tr>
<td style="padding-right: 4px;white-space:nowrap;"><strong> Namespace Prefix:</strong></td>
<td>dei_</td>
</tr>
<tr>
<td><strong> Data Type:</strong></td>
<td>dei:yesNoItemType</td>
</tr>
<tr>
<td><strong> Balance Type:</strong></td>
<td>na</td>
</tr>
<tr>
<td><strong> Period Type:</strong></td>
<td>duration</td>
</tr>
</table></div>
</div></td></tr>
</table>
<table border="0" cellpadding="0" cellspacing="0" class="authRefData" style="display: none;" id="defref_dei_EntityRegistrantName">
<tr><td class="hide"><a style="color: white;" href="javascript:void(0);" onclick="top.Show.hideAR();">X</a></td></tr>
<tr><td><div class="body" style="padding: 2px;">
<a href="javascript:void(0);" onclick="top.Show.toggleNext( this );">- Definition</a><div><p>The exact name of the entity filing the report as specified in its charter, which is required by forms filed with the SEC.</p></div>
<a href="javascript:void(0);" onclick="top.Show.toggleNext( this );">+ References</a><div style="display: none;"><p>Reference 1: http://www.xbrl.org/2003/role/presentationRef<br> -Publisher SEC<br> -Name Regulation 12B<br> -Number 240<br> -Section 12<br> -Subsection b-2<br></p></div>
<a href="javascript:void(0);" onclick="top.Show.toggleNext( this );">+ Details</a><div style="display: none;"><table border="0" cellpadding="0" cellspacing="0">
<tr>
<td><strong> Name:</strong></td>
<td style="white-space:nowrap;">dei_EntityRegistrantName</td>
</tr>
<tr>
<td style="padding-right: 4px;white-space:nowrap;"><strong> Namespace Prefix:</strong></td>
<td>dei_</td>
</tr>
<tr>
<td><strong> Data Type:</strong></td>
<td>xbrli:normalizedStringItemType</td>
</tr>
<tr>
<td><strong> Balance Type:</strong></td>
<td>na</td>
</tr>
<tr>
<td><strong> Period Type:</strong></td>
<td>duration</td>
</tr>
</table></div>
</div></td></tr>
</table>
<table border="0" cellpadding="0" cellspacing="0" class="authRefData" style="display: none;" id="defref_dei_EntityShellCompany">
<tr><td class="hide"><a style="color: white;" href="javascript:void(0);" onclick="top.Show.hideAR();">X</a></td></tr>
<tr><td><div class="body" style="padding: 2px;">
<a href="javascript:void(0);" onclick="top.Show.toggleNext( this );">- Definition</a><div><p>Boolean flag that is true when the registrant is a shell company as defined in Rule 12b-2 of the Exchange Act.</p></div>
<a href="javascript:void(0);" onclick="top.Show.toggleNext( this );">+ References</a><div style="display: none;"><p>Reference 1: http://www.xbrl.org/2003/role/presentationRef<br> -Publisher SEC<br> -Name Regulation 12B<br> -Number 240<br> -Section 12<br> -Subsection b-2<br></p></div>
<a href="javascript:void(0);" onclick="top.Show.toggleNext( this );">+ Details</a><div style="display: none;"><table border="0" cellpadding="0" cellspacing="0">
<tr>
<td><strong> Name:</strong></td>
<td style="white-space:nowrap;">dei_EntityShellCompany</td>
</tr>
<tr>
<td style="padding-right: 4px;white-space:nowrap;"><strong> Namespace Prefix:</strong></td>
<td>dei_</td>
</tr>
<tr>
<td><strong> Data Type:</strong></td>
<td>xbrli:booleanItemType</td>
</tr>
<tr>
<td><strong> Balance Type:</strong></td>
<td>na</td>
</tr>
<tr>
<td><strong> Period Type:</strong></td>
<td>duration</td>
</tr>
</table></div>
</div></td></tr>
</table>
<table border="0" cellpadding="0" cellspacing="0" class="authRefData" style="display: none;" id="defref_dei_EntitySmallBusiness">
<tr><td class="hide"><a style="color: white;" href="javascript:void(0);" onclick="top.Show.hideAR();">X</a></td></tr>
<tr><td><div class="body" style="padding: 2px;">
<a href="javascript:void(0);" onclick="top.Show.toggleNext( this );">- Definition</a><div><p>Indicates that the company is a Smaller Reporting Company (SRC).</p></div>
<a href="javascript:void(0);" onclick="top.Show.toggleNext( this );">+ References</a><div style="display: none;"><p>Reference 1: http://www.xbrl.org/2003/role/presentationRef<br> -Publisher SEC<br> -Name Regulation 12B<br> -Number 240<br> -Section 12<br> -Subsection b-2<br></p></div>
<a href="javascript:void(0);" onclick="top.Show.toggleNext( this );">+ Details</a><div style="display: none;"><table border="0" cellpadding="0" cellspacing="0">
<tr>
<td><strong> Name:</strong></td>
<td style="white-space:nowrap;">dei_EntitySmallBusiness</td>
</tr>
<tr>
<td style="padding-right: 4px;white-space:nowrap;"><strong> Namespace Prefix:</strong></td>
<td>dei_</td>
</tr>
<tr>
<td><strong> Data Type:</strong></td>
<td>xbrli:booleanItemType</td>
</tr>
<tr>
<td><strong> Balance Type:</strong></td>
<td>na</td>
</tr>
<tr>
<td><strong> Period Type:</strong></td>
<td>duration</td>
</tr>
</table></div>
</div></td></tr>
</table>
<table border="0" cellpadding="0" cellspacing="0" class="authRefData" style="display: none;" id="defref_dei_EntityTaxIdentificationNumber">
<tr><td class="hide"><a style="color: white;" href="javascript:void(0);" onclick="top.Show.hideAR();">X</a></td></tr>
<tr><td><div class="body" style="padding: 2px;">
<a href="javascript:void(0);" onclick="top.Show.toggleNext( this );">- Definition</a><div><p>The Tax Identification Number (TIN), also known as an Employer Identification Number (EIN), is a unique 9-digit value assigned by the IRS.</p></div>
<a href="javascript:void(0);" onclick="top.Show.toggleNext( this );">+ References</a><div style="display: none;"><p>Reference 1: http://www.xbrl.org/2003/role/presentationRef<br> -Publisher SEC<br> -Name Regulation 12B<br> -Number 240<br> -Section 12<br> -Subsection b-2<br></p></div>
<a href="javascript:void(0);" onclick="top.Show.toggleNext( this );">+ Details</a><div style="display: none;"><table border="0" cellpadding="0" cellspacing="0">
<tr>
<td><strong> Name:</strong></td>
<td style="white-space:nowrap;">dei_EntityTaxIdentificationNumber</td>
</tr>
<tr>
<td style="padding-right: 4px;white-space:nowrap;"><strong> Namespace Prefix:</strong></td>
<td>dei_</td>
</tr>
<tr>
<td><strong> Data Type:</strong></td>
<td>dei:employerIdItemType</td>
</tr>
<tr>
<td><strong> Balance Type:</strong></td>
<td>na</td>
</tr>
<tr>
<td><strong> Period Type:</strong></td>
<td>duration</td>
</tr>
</table></div>
</div></td></tr>
</table>
<table border="0" cellpadding="0" cellspacing="0" class="authRefData" style="display: none;" id="defref_dei_LocalPhoneNumber">
<tr><td class="hide"><a style="color: white;" href="javascript:void(0);" onclick="top.Show.hideAR();">X</a></td></tr>
<tr><td><div class="body" style="padding: 2px;">
<a href="javascript:void(0);" onclick="top.Show.toggleNext( this );">- Definition</a><div><p>Local phone number for entity.</p></div>
<a href="javascript:void(0);" onclick="top.Show.toggleNext( this );">+ References</a><div style="display: none;"><p>No definition available.</p></div>
<a href="javascript:void(0);" onclick="top.Show.toggleNext( this );">+ Details</a><div style="display: none;"><table border="0" cellpadding="0" cellspacing="0">
<tr>
<td><strong> Name:</strong></td>
<td style="white-space:nowrap;">dei_LocalPhoneNumber</td>
</tr>
<tr>
<td style="padding-right: 4px;white-space:nowrap;"><strong> Namespace Prefix:</strong></td>
<td>dei_</td>
</tr>
<tr>
<td><strong> Data Type:</strong></td>
<td>xbrli:normalizedStringItemType</td>
</tr>
<tr>
<td><strong> Balance Type:</strong></td>
<td>na</td>
</tr>
<tr>
<td><strong> Period Type:</strong></td>
<td>duration</td>
</tr>
</table></div>
</div></td></tr>
</table>
<table border="0" cellpadding="0" cellspacing="0" class="authRefData" style="display: none;" id="defref_dei_Security12bTitle">
<tr><td class="hide"><a style="color: white;" href="javascript:void(0);" onclick="top.Show.hideAR();">X</a></td></tr>
<tr><td><div class="body" style="padding: 2px;">
<a href="javascript:void(0);" onclick="top.Show.toggleNext( this );">- Definition</a><div><p>Title of a 12(b) registered security.</p></div>
<a href="javascript:void(0);" onclick="top.Show.toggleNext( this );">+ References</a><div style="display: none;"><p>Reference 1: http://www.xbrl.org/2003/role/presentationRef<br> -Publisher SEC<br> -Name Exchange Act<br> -Number 240<br> -Section 12<br> -Subsection b<br></p></div>
<a href="javascript:void(0);" onclick="top.Show.toggleNext( this );">+ Details</a><div style="display: none;"><table border="0" cellpadding="0" cellspacing="0">
<tr>
<td><strong> Name:</strong></td>
<td style="white-space:nowrap;">dei_Security12bTitle</td>
</tr>
<tr>
<td style="padding-right: 4px;white-space:nowrap;"><strong> Namespace Prefix:</strong></td>
<td>dei_</td>
</tr>
<tr>
<td><strong> Data Type:</strong></td>
<td>dei:securityTitleItemType</td>
</tr>
<tr>
<td><strong> Balance Type:</strong></td>
<td>na</td>
</tr>
<tr>
<td><strong> Period Type:</strong></td>
<td>duration</td>
</tr>
</table></div>
</div></td></tr>
</table>
<table border="0" cellpadding="0" cellspacing="0" class="authRefData" style="display: none;" id="defref_dei_SecurityExchangeName">
<tr><td class="hide"><a style="color: white;" href="javascript:void(0);" onclick="top.Show.hideAR();">X</a></td></tr>
<tr><td><div class="body" style="padding: 2px;">
<a href="javascript:void(0);" onclick="top.Show.toggleNext( this );">- Definition</a><div><p>Name of the Exchange on which a security is registered.</p></div>
<a href="javascript:void(0);" onclick="top.Show.toggleNext( this );">+ References</a><div style="display: none;"><p>Reference 1: http://www.xbrl.org/2003/role/presentationRef<br> -Publisher SEC<br> -Name Exchange Act<br> -Number 240<br> -Section 12<br> -Subsection d1-1<br></p></div>
<a href="javascript:void(0);" onclick="top.Show.toggleNext( this );">+ Details</a><div style="display: none;"><table border="0" cellpadding="0" cellspacing="0">
<tr>
<td><strong> Name:</strong></td>
<td style="white-space:nowrap;">dei_SecurityExchangeName</td>
</tr>
<tr>
<td style="padding-right: 4px;white-space:nowrap;"><strong> Namespace Prefix:</strong></td>
<td>dei_</td>
</tr>
<tr>
<td><strong> Data Type:</strong></td>
<td>dei:edgarExchangeCodeItemType</td>
</tr>
<tr>
<td><strong> Balance Type:</strong></td>
<td>na</td>
</tr>
<tr>
<td><strong> Period Type:</strong></td>
<td>duration</td>
</tr>
</table></div>
</div></td></tr>
</table>
<table border="0" cellpadding="0" cellspacing="0" class="authRefData" style="display: none;" id="defref_dei_TradingSymbol">
<tr><td class="hide"><a style="color: white;" href="javascript:void(0);" onclick="top.Show.hideAR();">X</a></td></tr>
<tr><td><div class="body" style="padding: 2px;">
<a href="javascript:void(0);" onclick="top.Show.toggleNext( this );">- Definition</a><div><p>Trading symbol of an instrument as listed on an exchange.</p></div>
<a href="javascript:void(0);" onclick="top.Show.toggleNext( this );">+ References</a><div style="display: none;"><p>No definition available.</p></div>
<a href="javascript:void(0);" onclick="top.Show.toggleNext( this );">+ Details</a><div style="display: none;"><table border="0" cellpadding="0" cellspacing="0">
<tr>
<td><strong> Name:</strong></td>
<td style="white-space:nowrap;">dei_TradingSymbol</td>
</tr>
<tr>
<td style="padding-right: 4px;white-space:nowrap;"><strong> Namespace Prefix:</strong></td>
<td>dei_</td>
</tr>
<tr>
<td><strong> Data Type:</strong></td>
<td>dei:tradingSymbolItemType</td>
</tr>
<tr>
<td><strong> Balance Type:</strong></td>
<td>na</td>
</tr>
<tr>
<td><strong> Period Type:</strong></td>
<td>duration</td>
</tr>
</table></div>
</div></td></tr>
</table>
</div>
</body>
</html>
</TEXT>
</DOCUMENT>
<DOCUMENT>
<TYPE>XML
<SEQUENCE>13
<FILENAME>R2.htm
<DESCRIPTION>IDEA: XBRL DOCUMENT
<TEXT>
<html>
<head>
<title></title>
<link rel="stylesheet" type="text/css" href="report.css">
<script type="text/javascript" src="Show.js">/* Do Not Remove This Comment */</script><script type="text/javascript">
							function toggleNextSibling (e) {
							if (e.nextSibling.style.display=='none') {
							e.nextSibling.style.display='block';
							} else { e.nextSibling.style.display='none'; }
							}</script>
</head>
<body>
<span style="display: none;">v3.21.1</span><table class="report" border="0" cellspacing="2" id="idm140348369729240">
<tr>
<th class="tl" colspan="1" rowspan="1"><div style="width: 200px;"><strong>Consolidated Balance Sheets - USD ($)<br> $ in Thousands</strong></div></th>
<th class="th"><div>Mar. 31, 2021</div></th>
<th class="th"><div>Dec. 31, 2020</div></th>
</tr>
<tr class="re">
<td class="pl " style="border-bottom: 0px;" valign="top"><a class="a" href="javascript:void(0);" onclick="top.Show.showAR( this, 'defref_us-gaap_AssetsCurrentAbstract', window );"><strong>Current Assets</strong></a></td>
<td class="text">&#160;<span></span>
</td>
<td class="text">&#160;<span></span>
</td>
</tr>
<tr class="ro">
<td class="pl " style="border-bottom: 0px;" valign="top"><a class="a" href="javascript:void(0);" onclick="top.Show.showAR( this, 'defref_us-gaap_CashAndCashEquivalentsAtCarryingValue', window );">Cash and Cash Equivalents</a></td>
<td class="nump">$ 1,212<span></span>
</td>
<td class="nump">$ 1,163<span></span>
</td>
</tr>
<tr class="re">
<td class="pl " style="border-bottom: 0px;" valign="top"><a class="a" href="javascript:void(0);" onclick="top.Show.showAR( this, 'defref_us-gaap_AccountsReceivableNet', window );">Receivables, net of allowance for credit losses</a></td>
<td class="nump">134,390<span></span>
</td>
<td class="nump">113,959<span></span>
</td>
</tr>
<tr class="ro">
<td class="pl " style="border-bottom: 0px;" valign="top"><a class="a" href="javascript:void(0);" onclick="top.Show.showAR( this, 'defref_us-gaap_InventoryNet', window );">Inventories</a></td>
<td class="nump">92,426<span></span>
</td>
<td class="nump">92,165<span></span>
</td>
</tr>
<tr class="re">
<td class="pl " style="border-bottom: 0px;" valign="top"><a class="a" href="javascript:void(0);" onclick="top.Show.showAR( this, 'defref_us-gaap_RegulatoryAssetsCurrent', window );">Regulatory Assets</a></td>
<td class="nump">21,419<span></span>
</td>
<td class="nump">21,900<span></span>
</td>
</tr>
<tr class="ro">
<td class="pl " style="border-bottom: 0px;" valign="top"><a class="a" href="javascript:void(0);" onclick="top.Show.showAR( this, 'defref_us-gaap_OtherAssetsCurrent', window );">Other Current Assets</a></td>
<td class="nump">9,516<span></span>
</td>
<td class="nump">5,645<span></span>
</td>
</tr>
<tr class="reu">
<td class="pl " style="border-bottom: 0px;" valign="top"><a class="a" href="javascript:void(0);" onclick="top.Show.showAR( this, 'defref_us-gaap_AssetsCurrent', window );">Total Current Assets</a></td>
<td class="nump">258,963<span></span>
</td>
<td class="nump">234,832<span></span>
</td>
</tr>
<tr class="ro">
<td class="pl " style="border-bottom: 0px;" valign="top"><a class="a" href="javascript:void(0);" onclick="top.Show.showAR( this, 'defref_us-gaap_AssetsNoncurrentAbstract', window );"><strong>Noncurrent Assets</strong></a></td>
<td class="text">&#160;<span></span>
</td>
<td class="text">&#160;<span></span>
</td>
</tr>
<tr class="re">
<td class="pl " style="border-bottom: 0px;" valign="top"><a class="a" href="javascript:void(0);" onclick="top.Show.showAR( this, 'defref_us-gaap_LongTermInvestments', window );">Investments</a></td>
<td class="nump">54,446<span></span>
</td>
<td class="nump">51,856<span></span>
</td>
</tr>
<tr class="ro">
<td class="pl " style="border-bottom: 0px;" valign="top"><a class="a" href="javascript:void(0);" onclick="top.Show.showAR( this, 'defref_us-gaap_PropertyPlantAndEquipmentNet', window );">Property, Plant and Equipment, net of accumulated depreciation</a></td>
<td class="nump">2,060,792<span></span>
</td>
<td class="nump">2,049,273<span></span>
</td>
</tr>
<tr class="re">
<td class="pl " style="border-bottom: 0px;" valign="top"><a class="a" href="javascript:void(0);" onclick="top.Show.showAR( this, 'defref_us-gaap_RegulatoryAssetsNoncurrent', window );">Regulatory Assets</a></td>
<td class="nump">167,556<span></span>
</td>
<td class="nump">168,395<span></span>
</td>
</tr>
<tr class="ro">
<td class="pl " style="border-bottom: 0px;" valign="top"><a class="a" href="javascript:void(0);" onclick="top.Show.showAR( this, 'defref_us-gaap_IntangibleAssetsNetExcludingGoodwill', window );">Intangible Assets, net of accumulated amortization</a></td>
<td class="nump">9,869<span></span>
</td>
<td class="nump">10,144<span></span>
</td>
</tr>
<tr class="re">
<td class="pl " style="border-bottom: 0px;" valign="top"><a class="a" href="javascript:void(0);" onclick="top.Show.showAR( this, 'defref_us-gaap_Goodwill', window );">Goodwill</a></td>
<td class="nump">37,572<span></span>
</td>
<td class="nump">37,572<span></span>
</td>
</tr>
<tr class="ro">
<td class="pl " style="border-bottom: 0px;" valign="top"><a class="a" href="javascript:void(0);" onclick="top.Show.showAR( this, 'defref_us-gaap_OtherAssetsNoncurrent', window );">Other Noncurrent Assets</a></td>
<td class="nump">29,342<span></span>
</td>
<td class="nump">26,282<span></span>
</td>
</tr>
<tr class="reu">
<td class="pl " style="border-bottom: 0px;" valign="top"><a class="a" href="javascript:void(0);" onclick="top.Show.showAR( this, 'defref_us-gaap_AssetsNoncurrent', window );">Total Noncurrent Assets</a></td>
<td class="nump">2,359,577<span></span>
</td>
<td class="nump">2,343,522<span></span>
</td>
</tr>
<tr class="rou">
<td class="pl " style="border-bottom: 0px;" valign="top"><a class="a" href="javascript:void(0);" onclick="top.Show.showAR( this, 'defref_us-gaap_Assets', window );">Total Assets</a></td>
<td class="nump">2,618,540<span></span>
</td>
<td class="nump">2,578,354<span></span>
</td>
</tr>
<tr class="re">
<td class="pl " style="border-bottom: 0px;" valign="top"><a class="a" href="javascript:void(0);" onclick="top.Show.showAR( this, 'defref_us-gaap_LiabilitiesCurrentAbstract', window );"><strong>Current Liabilities</strong></a></td>
<td class="text">&#160;<span></span>
</td>
<td class="text">&#160;<span></span>
</td>
</tr>
<tr class="ro">
<td class="pl " style="border-bottom: 0px;" valign="top"><a class="a" href="javascript:void(0);" onclick="top.Show.showAR( this, 'defref_us-gaap_ShortTermBorrowings', window );">Short-Term Debt</a></td>
<td class="nump">134,851<span></span>
</td>
<td class="nump">80,997<span></span>
</td>
</tr>
<tr class="re">
<td class="pl " style="border-bottom: 0px;" valign="top"><a class="a" href="javascript:void(0);" onclick="top.Show.showAR( this, 'defref_us-gaap_LongTermDebtCurrent', window );">Current Maturities of Long-Term Debt</a></td>
<td class="nump">139,941<span></span>
</td>
<td class="nump">140,087<span></span>
</td>
</tr>
<tr class="ro">
<td class="pl " style="border-bottom: 0px;" valign="top"><a class="a" href="javascript:void(0);" onclick="top.Show.showAR( this, 'defref_us-gaap_AccountsPayableCurrent', window );">Accounts Payable</a></td>
<td class="nump">113,073<span></span>
</td>
<td class="nump">130,805<span></span>
</td>
</tr>
<tr class="re">
<td class="pl " style="border-bottom: 0px;" valign="top"><a class="a" href="javascript:void(0);" onclick="top.Show.showAR( this, 'defref_us-gaap_EmployeeRelatedLiabilitiesCurrent', window );">Accrued Salaries and Wages</a></td>
<td class="nump">17,635<span></span>
</td>
<td class="nump">26,908<span></span>
</td>
</tr>
<tr class="ro">
<td class="pl " style="border-bottom: 0px;" valign="top"><a class="a" href="javascript:void(0);" onclick="top.Show.showAR( this, 'defref_us-gaap_AccrualForTaxesOtherThanIncomeTaxesCurrent', window );">Accrued Taxes</a></td>
<td class="nump">19,437<span></span>
</td>
<td class="nump">18,831<span></span>
</td>
</tr>
<tr class="re">
<td class="pl " style="border-bottom: 0px;" valign="top"><a class="a" href="javascript:void(0);" onclick="top.Show.showAR( this, 'defref_us-gaap_RegulatoryLiabilityCurrent', window );">Regulatory Liabilities</a></td>
<td class="nump">12,517<span></span>
</td>
<td class="nump">16,663<span></span>
</td>
</tr>
<tr class="ro">
<td class="pl " style="border-bottom: 0px;" valign="top"><a class="a" href="javascript:void(0);" onclick="top.Show.showAR( this, 'defref_us-gaap_OtherLiabilitiesCurrent', window );">Other Current Liabilities</a></td>
<td class="nump">21,975<span></span>
</td>
<td class="nump">22,495<span></span>
</td>
</tr>
<tr class="reu">
<td class="pl " style="border-bottom: 0px;" valign="top"><a class="a" href="javascript:void(0);" onclick="top.Show.showAR( this, 'defref_us-gaap_LiabilitiesCurrent', window );">Total Current Liabilities</a></td>
<td class="nump">459,429<span></span>
</td>
<td class="nump">436,786<span></span>
</td>
</tr>
<tr class="ro">
<td class="pl " style="border-bottom: 0px;" valign="top"><a class="a" href="javascript:void(0);" onclick="top.Show.showAR( this, 'defref_us-gaap_LiabilitiesNoncurrentAbstract', window );"><strong>Noncurrent Liabilities and Deferred Credits</strong></a></td>
<td class="text">&#160;<span></span>
</td>
<td class="text">&#160;<span></span>
</td>
</tr>
<tr class="re">
<td class="pl " style="border-bottom: 0px;" valign="top"><a class="a" href="javascript:void(0);" onclick="top.Show.showAR( this, 'defref_us-gaap_DefinedBenefitPensionPlanLiabilitiesNoncurrent', window );">Pensions Benefit Liability</a></td>
<td class="nump">103,193<span></span>
</td>
<td class="nump">114,055<span></span>
</td>
</tr>
<tr class="ro">
<td class="pl " style="border-bottom: 0px;" valign="top"><a class="a" href="javascript:void(0);" onclick="top.Show.showAR( this, 'defref_us-gaap_OtherPostretirementDefinedBenefitPlanLiabilitiesNoncurrent', window );">Other Postretirement Benefits Liability</a></td>
<td class="nump">67,255<span></span>
</td>
<td class="nump">67,359<span></span>
</td>
</tr>
<tr class="re">
<td class="pl " style="border-bottom: 0px;" valign="top"><a class="a" href="javascript:void(0);" onclick="top.Show.showAR( this, 'defref_us-gaap_RegulatoryLiabilityNoncurrent', window );">Regulatory Liabilities</a></td>
<td class="nump">234,986<span></span>
</td>
<td class="nump">233,973<span></span>
</td>
</tr>
<tr class="ro">
<td class="pl " style="border-bottom: 0px;" valign="top"><a class="a" href="javascript:void(0);" onclick="top.Show.showAR( this, 'defref_us-gaap_DeferredIncomeTaxLiabilitiesNet', window );">Deferred Income Taxes</a></td>
<td class="nump">160,529<span></span>
</td>
<td class="nump">153,376<span></span>
</td>
</tr>
<tr class="re">
<td class="pl " style="border-bottom: 0px;" valign="top"><a class="a" href="javascript:void(0);" onclick="top.Show.showAR( this, 'defref_us-gaap_AccumulatedDeferredInvestmentTaxCredit', window );">Deferred Tax Credits</a></td>
<td class="nump">17,219<span></span>
</td>
<td class="nump">17,405<span></span>
</td>
</tr>
<tr class="ro">
<td class="pl " style="border-bottom: 0px;" valign="top"><a class="a" href="javascript:void(0);" onclick="top.Show.showAR( this, 'defref_us-gaap_OtherLiabilitiesNoncurrent', window );">Other Noncurrent Liabilities</a></td>
<td class="nump">63,577<span></span>
</td>
<td class="nump">60,002<span></span>
</td>
</tr>
<tr class="reu">
<td class="pl " style="border-bottom: 0px;" valign="top"><a class="a" href="javascript:void(0);" onclick="top.Show.showAR( this, 'defref_us-gaap_LiabilitiesNoncurrent', window );">Total Noncurrent Liabilities and Deferred Credits</a></td>
<td class="nump">646,759<span></span>
</td>
<td class="nump">646,170<span></span>
</td>
</tr>
<tr class="ro">
<td class="pl " style="border-bottom: 0px;" valign="top"><a class="a" href="javascript:void(0);" onclick="top.Show.showAR( this, 'defref_us-gaap_CommitmentsAndContingencies', window );">Commitments and Contingencies (Note 9)</a></td>
<td class="text"> <span></span>
</td>
<td class="text"> <span></span>
</td>
</tr>
<tr class="re">
<td class="pl " style="border-bottom: 0px;" valign="top"><a class="a" href="javascript:void(0);" onclick="top.Show.showAR( this, 'defref_us-gaap_CapitalizationLongtermDebtAndEquityAbstract', window );"><strong>Capitalization</strong></a></td>
<td class="text">&#160;<span></span>
</td>
<td class="text">&#160;<span></span>
</td>
</tr>
<tr class="ro">
<td class="pl " style="border-bottom: 0px;" valign="top"><a class="a" href="javascript:void(0);" onclick="top.Show.showAR( this, 'defref_us-gaap_LongTermDebtNoncurrent', window );">Long-Term Debt, net of current maturities</a></td>
<td class="nump">624,485<span></span>
</td>
<td class="nump">624,432<span></span>
</td>
</tr>
<tr class="re">
<td class="pl " style="border-bottom: 0px;" valign="top"><a class="a" href="javascript:void(0);" onclick="top.Show.showAR( this, 'defref_us-gaap_StockholdersEquityAbstract', window );"><strong>Shareholders' Equity</strong></a></td>
<td class="text">&#160;<span></span>
</td>
<td class="text">&#160;<span></span>
</td>
</tr>
<tr class="ro">
<td class="pl " style="border-bottom: 0px;" valign="top"><a class="a" href="javascript:void(0);" onclick="top.Show.showAR( this, 'defref_us-gaap_CommonStockValue', window );">Common Shares: 50,000,000 share authorized of $5 par value; 41,510,455 and 41,469,879 outstanding at March&#160;31, 2021 and December 31, 2020</a></td>
<td class="nump">207,552<span></span>
</td>
<td class="nump">207,349<span></span>
</td>
</tr>
<tr class="re">
<td class="pl " style="border-bottom: 0px;" valign="top"><a class="a" href="javascript:void(0);" onclick="top.Show.showAR( this, 'defref_us-gaap_AdditionalPaidInCapitalCommonStock', window );">Additional Paid-In Capital</a></td>
<td class="nump">416,708<span></span>
</td>
<td class="nump">414,246<span></span>
</td>
</tr>
<tr class="ro">
<td class="pl " style="border-bottom: 0px;" valign="top"><a class="a" href="javascript:void(0);" onclick="top.Show.showAR( this, 'defref_us-gaap_RetainedEarningsAccumulatedDeficit', window );">Retained Earnings</a></td>
<td class="nump">271,999<span></span>
</td>
<td class="nump">257,878<span></span>
</td>
</tr>
<tr class="re">
<td class="pl " style="border-bottom: 0px;" valign="top"><a class="a" href="javascript:void(0);" onclick="top.Show.showAR( this, 'defref_us-gaap_AccumulatedOtherComprehensiveIncomeLossNetOfTax', window );">Accumulated Other Comprehensive Loss</a></td>
<td class="num">(8,392)<span></span>
</td>
<td class="num">(8,507)<span></span>
</td>
</tr>
<tr class="rou">
<td class="pl " style="border-bottom: 0px;" valign="top"><a class="a" href="javascript:void(0);" onclick="top.Show.showAR( this, 'defref_us-gaap_StockholdersEquity', window );">Total Shareholders' Equity</a></td>
<td class="nump">887,867<span></span>
</td>
<td class="nump">870,966<span></span>
</td>
</tr>
<tr class="reu">
<td class="pl " style="border-bottom: 0px;" valign="top"><a class="a" href="javascript:void(0);" onclick="top.Show.showAR( this, 'defref_us-gaap_CapitalizationLongtermDebtAndEquity', window );">Total Capitalization</a></td>
<td class="nump">1,512,352<span></span>
</td>
<td class="nump">1,495,398<span></span>
</td>
</tr>
<tr class="rou">
<td class="pl " style="border-bottom: 0px;" valign="top"><a class="a" href="javascript:void(0);" onclick="top.Show.showAR( this, 'defref_us-gaap_LiabilitiesAndStockholdersEquity', window );">Total Liabilities and Shareholders' Equity</a></td>
<td class="nump">$ 2,618,540<span></span>
</td>
<td class="nump">$ 2,578,354<span></span>
</td>
</tr>
</table>
<div style="display: none;">
<table border="0" cellpadding="0" cellspacing="0" class="authRefData" style="display: none;" id="defref_us-gaap_AccountsPayableCurrent">
<tr><td class="hide"><a style="color: white;" href="javascript:void(0);" onclick="top.Show.hideAR();">X</a></td></tr>
<tr><td><div class="body" style="padding: 2px;">
<a href="javascript:void(0);" onclick="top.Show.toggleNext( this );">- Definition</a><div><p>Carrying value as of the balance sheet date of liabilities incurred (and for which invoices have typically been received) and payable to vendors for goods and services received that are used in an entity's business. Used to reflect the current portion of the liabilities (due within one year or within the normal operating cycle if longer).</p></div>
<a href="javascript:void(0);" onclick="top.Show.toggleNext( this );">+ References</a><div style="display: none;"><p>Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef<br> -Publisher FASB<br> -Name Accounting Standards Codification<br> -Topic 210<br> -SubTopic 10<br> -Section S99<br> -Paragraph 1<br> -Subparagraph (SX 210.5-02.19(a))<br> -URI http://asc.fasb.org/extlink&amp;oid=120391452&amp;loc=d3e13212-122682<br></p></div>
<a href="javascript:void(0);" onclick="top.Show.toggleNext( this );">+ Details</a><div style="display: none;"><table border="0" cellpadding="0" cellspacing="0">
<tr>
<td><strong> Name:</strong></td>
<td style="white-space:nowrap;">us-gaap_AccountsPayableCurrent</td>
</tr>
<tr>
<td style="padding-right: 4px;white-space:nowrap;"><strong> Namespace Prefix:</strong></td>
<td>us-gaap_</td>
</tr>
<tr>
<td><strong> Data Type:</strong></td>
<td>xbrli:monetaryItemType</td>
</tr>
<tr>
<td><strong> Balance Type:</strong></td>
<td>credit</td>
</tr>
<tr>
<td><strong> Period Type:</strong></td>
<td>instant</td>
</tr>
</table></div>
</div></td></tr>
</table>
<table border="0" cellpadding="0" cellspacing="0" class="authRefData" style="display: none;" id="defref_us-gaap_AccountsReceivableNet">
<tr><td class="hide"><a style="color: white;" href="javascript:void(0);" onclick="top.Show.hideAR();">X</a></td></tr>
<tr><td><div class="body" style="padding: 2px;">
<a href="javascript:void(0);" onclick="top.Show.toggleNext( this );">- Definition</a><div><p>Amount, after allowance for credit loss, of right to consideration from customer for product sold and service rendered in normal course of business.</p></div>
<a href="javascript:void(0);" onclick="top.Show.toggleNext( this );">+ References</a><div style="display: none;"><p>Reference 1: http://www.xbrl.org/2003/role/disclosureRef<br> -Publisher FASB<br> -Name Accounting Standards Codification<br> -Topic 210<br> -SubTopic 10<br> -Section S99<br> -Paragraph 1<br> -Subparagraph (SX 210.5-02(3))<br> -URI http://asc.fasb.org/extlink&amp;oid=120391452&amp;loc=d3e13212-122682<br><br>Reference 2: http://www.xbrl.org/2003/role/disclosureRef<br> -Publisher FASB<br> -Name Accounting Standards Codification<br> -Topic 944<br> -SubTopic 210<br> -Section S99<br> -Paragraph 1<br> -Subparagraph (SX 210.7-03(5))<br> -URI http://asc.fasb.org/extlink&amp;oid=120400017&amp;loc=d3e572229-122910<br></p></div>
<a href="javascript:void(0);" onclick="top.Show.toggleNext( this );">+ Details</a><div style="display: none;"><table border="0" cellpadding="0" cellspacing="0">
<tr>
<td><strong> Name:</strong></td>
<td style="white-space:nowrap;">us-gaap_AccountsReceivableNet</td>
</tr>
<tr>
<td style="padding-right: 4px;white-space:nowrap;"><strong> Namespace Prefix:</strong></td>
<td>us-gaap_</td>
</tr>
<tr>
<td><strong> Data Type:</strong></td>
<td>xbrli:monetaryItemType</td>
</tr>
<tr>
<td><strong> Balance Type:</strong></td>
<td>debit</td>
</tr>
<tr>
<td><strong> Period Type:</strong></td>
<td>instant</td>
</tr>
</table></div>
</div></td></tr>
</table>
<table border="0" cellpadding="0" cellspacing="0" class="authRefData" style="display: none;" id="defref_us-gaap_AccrualForTaxesOtherThanIncomeTaxesCurrent">
<tr><td class="hide"><a style="color: white;" href="javascript:void(0);" onclick="top.Show.hideAR();">X</a></td></tr>
<tr><td><div class="body" style="padding: 2px;">
<a href="javascript:void(0);" onclick="top.Show.toggleNext( this );">- Definition</a><div><p>Carrying value as of the balance sheet date of obligations incurred and payable for real and property taxes. Used to reflect the current portion of the liabilities (due within one year or within the normal operating cycle if longer).</p></div>
<a href="javascript:void(0);" onclick="top.Show.toggleNext( this );">+ References</a><div style="display: none;"><p>Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef<br> -Publisher FASB<br> -Name Accounting Standards Codification<br> -Topic 720<br> -SubTopic 30<br> -Section 45<br> -Paragraph 1<br> -URI http://asc.fasb.org/extlink&amp;oid=6419918&amp;loc=d3e35281-107843<br><br>Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef<br> -Publisher FASB<br> -Name Accounting Standards Codification<br> -Topic 210<br> -SubTopic 10<br> -Section S99<br> -Paragraph 1<br> -Subparagraph (SX 210.5-02.20)<br> -URI http://asc.fasb.org/extlink&amp;oid=120391452&amp;loc=d3e13212-122682<br><br>Reference 3: http://fasb.org/us-gaap/role/ref/legacyRef<br> -Publisher FASB<br> -Name Accounting Standards Codification<br> -Topic 210<br> -SubTopic 10<br> -Section 45<br> -Paragraph 8<br> -URI http://asc.fasb.org/extlink&amp;oid=121566466&amp;loc=d3e6935-107765<br></p></div>
<a href="javascript:void(0);" onclick="top.Show.toggleNext( this );">+ Details</a><div style="display: none;"><table border="0" cellpadding="0" cellspacing="0">
<tr>
<td><strong> Name:</strong></td>
<td style="white-space:nowrap;">us-gaap_AccrualForTaxesOtherThanIncomeTaxesCurrent</td>
</tr>
<tr>
<td style="padding-right: 4px;white-space:nowrap;"><strong> Namespace Prefix:</strong></td>
<td>us-gaap_</td>
</tr>
<tr>
<td><strong> Data Type:</strong></td>
<td>xbrli:monetaryItemType</td>
</tr>
<tr>
<td><strong> Balance Type:</strong></td>
<td>credit</td>
</tr>
<tr>
<td><strong> Period Type:</strong></td>
<td>instant</td>
</tr>
</table></div>
</div></td></tr>
</table>
<table border="0" cellpadding="0" cellspacing="0" class="authRefData" style="display: none;" id="defref_us-gaap_AccumulatedDeferredInvestmentTaxCredit">
<tr><td class="hide"><a style="color: white;" href="javascript:void(0);" onclick="top.Show.hideAR();">X</a></td></tr>
<tr><td><div class="body" style="padding: 2px;">
<a href="javascript:void(0);" onclick="top.Show.toggleNext( this );">- Definition</a><div><p>The noncurrent portion of the reserve for accumulated deferred investment tax credits as of the balance sheet date. This is the remaining investment credit, which will reduce the cost of services collected from ratepayers by a ratable portion over the investment's regulatory life.</p></div>
<a href="javascript:void(0);" onclick="top.Show.toggleNext( this );">+ References</a><div style="display: none;"><p>Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef<br> -Publisher FASB<br> -Name Accounting Standards Codification<br> -Topic 255<br> -SubTopic 10<br> -Section 55<br> -Paragraph 8<br> -URI http://asc.fasb.org/extlink&amp;oid=121605250&amp;loc=d3e2408-110839<br><br>Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef<br> -Publisher FASB<br> -Name Accounting Standards Codification<br> -Topic 210<br> -SubTopic 10<br> -Section S99<br> -Paragraph 1<br> -Subparagraph (SX 210.5-02.26(b))<br> -URI http://asc.fasb.org/extlink&amp;oid=120391452&amp;loc=d3e13212-122682<br><br>Reference 3: http://www.xbrl.org/2009/role/commonPracticeRef<br> -Publisher FASB<br> -Name Accounting Standards Codification<br> -Topic 740<br> -SubTopic 10<br> -Section 45<br> -Paragraph 27<br> -URI http://asc.fasb.org/extlink&amp;oid=120406818&amp;loc=d3e32262-109318<br></p></div>
<a href="javascript:void(0);" onclick="top.Show.toggleNext( this );">+ Details</a><div style="display: none;"><table border="0" cellpadding="0" cellspacing="0">
<tr>
<td><strong> Name:</strong></td>
<td style="white-space:nowrap;">us-gaap_AccumulatedDeferredInvestmentTaxCredit</td>
</tr>
<tr>
<td style="padding-right: 4px;white-space:nowrap;"><strong> Namespace Prefix:</strong></td>
<td>us-gaap_</td>
</tr>
<tr>
<td><strong> Data Type:</strong></td>
<td>xbrli:monetaryItemType</td>
</tr>
<tr>
<td><strong> Balance Type:</strong></td>
<td>credit</td>
</tr>
<tr>
<td><strong> Period Type:</strong></td>
<td>instant</td>
</tr>
</table></div>
</div></td></tr>
</table>
<table border="0" cellpadding="0" cellspacing="0" class="authRefData" style="display: none;" id="defref_us-gaap_AccumulatedOtherComprehensiveIncomeLossNetOfTax">
<tr><td class="hide"><a style="color: white;" href="javascript:void(0);" onclick="top.Show.hideAR();">X</a></td></tr>
<tr><td><div class="body" style="padding: 2px;">
<a href="javascript:void(0);" onclick="top.Show.toggleNext( this );">- Definition</a><div><p>Accumulated change in equity from transactions and other events and circumstances from non-owner sources, net of tax effect, at period end. Excludes Net Income (Loss), and accumulated changes in equity from transactions resulting from investments by owners and distributions to owners. Includes foreign currency translation items, certain pension adjustments, unrealized gains and losses on certain investments in debt and equity securities, other than temporary impairment (OTTI) losses related to factors other than credit losses on available-for-sale and held-to-maturity debt securities that an entity does not intend to sell and it is not more likely than not that the entity will be required to sell before recovery of the amortized cost basis, as well as changes in the fair value of derivatives related to the effective portion of a designated cash flow hedge.</p></div>
<a href="javascript:void(0);" onclick="top.Show.toggleNext( this );">+ References</a><div style="display: none;"><p>Reference 1: http://www.xbrl.org/2003/role/disclosureRef<br> -Publisher FASB<br> -Name Accounting Standards Codification<br> -Topic 210<br> -SubTopic 10<br> -Section S99<br> -Paragraph 1<br> -Subparagraph (SX 210.5-02(30)(a)(4))<br> -URI http://asc.fasb.org/extlink&amp;oid=120391452&amp;loc=d3e13212-122682<br><br>Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef<br> -Publisher FASB<br> -Name Accounting Standards Codification<br> -Topic 220<br> -SubTopic 10<br> -Section 45<br> -Paragraph 11<br> -URI http://asc.fasb.org/extlink&amp;oid=121641772&amp;loc=d3e637-108580<br><br>Reference 3: http://www.xbrl.org/2003/role/disclosureRef<br> -Publisher FASB<br> -Name Accounting Standards Codification<br> -Topic 944<br> -SubTopic 210<br> -Section S99<br> -Paragraph 1<br> -Subparagraph (SX 210.7-03(a)(23)(a)(3))<br> -URI http://asc.fasb.org/extlink&amp;oid=120400017&amp;loc=d3e572229-122910<br><br>Reference 4: http://fasb.org/us-gaap/role/ref/legacyRef<br> -Publisher FASB<br> -Name Accounting Standards Codification<br> -Topic 220<br> -SubTopic 10<br> -Section 45<br> -Paragraph 14A<br> -URI http://asc.fasb.org/extlink&amp;oid=121641772&amp;loc=SL7669686-108580<br><br>Reference 5: http://www.xbrl.org/2003/role/disclosureRef<br> -Publisher FASB<br> -Name Accounting Standards Codification<br> -Topic 944<br> -SubTopic 40<br> -Section 65<br> -Paragraph 2<br> -Subparagraph (h)(2)<br> -URI http://asc.fasb.org/extlink&amp;oid=121370832&amp;loc=SL117420844-207641<br><br>Reference 6: http://www.xbrl.org/2003/role/disclosureRef<br> -Publisher FASB<br> -Name Accounting Standards Codification<br> -Topic 944<br> -SubTopic 40<br> -Section 65<br> -Paragraph 2<br> -Subparagraph (g)(2)(ii)<br> -URI http://asc.fasb.org/extlink&amp;oid=121370832&amp;loc=SL117420844-207641<br><br>Reference 7: http://fasb.org/us-gaap/role/ref/legacyRef<br> -Publisher FASB<br> -Name Accounting Standards Codification<br> -Topic 220<br> -SubTopic 10<br> -Section 45<br> -Paragraph 14<br> -URI http://asc.fasb.org/extlink&amp;oid=121641772&amp;loc=d3e681-108580<br></p></div>
<a href="javascript:void(0);" onclick="top.Show.toggleNext( this );">+ Details</a><div style="display: none;"><table border="0" cellpadding="0" cellspacing="0">
<tr>
<td><strong> Name:</strong></td>
<td style="white-space:nowrap;">us-gaap_AccumulatedOtherComprehensiveIncomeLossNetOfTax</td>
</tr>
<tr>
<td style="padding-right: 4px;white-space:nowrap;"><strong> Namespace Prefix:</strong></td>
<td>us-gaap_</td>
</tr>
<tr>
<td><strong> Data Type:</strong></td>
<td>xbrli:monetaryItemType</td>
</tr>
<tr>
<td><strong> Balance Type:</strong></td>
<td>credit</td>
</tr>
<tr>
<td><strong> Period Type:</strong></td>
<td>instant</td>
</tr>
</table></div>
</div></td></tr>
</table>
<table border="0" cellpadding="0" cellspacing="0" class="authRefData" style="display: none;" id="defref_us-gaap_AdditionalPaidInCapitalCommonStock">
<tr><td class="hide"><a style="color: white;" href="javascript:void(0);" onclick="top.Show.hideAR();">X</a></td></tr>
<tr><td><div class="body" style="padding: 2px;">
<a href="javascript:void(0);" onclick="top.Show.toggleNext( this );">- Definition</a><div><p>Value received from shareholders in common stock-related transactions that are in excess of par value or stated value and amounts received from other stock-related transactions. Includes only common stock transactions (excludes preferred stock transactions). May be called contributed capital, capital in excess of par, capital surplus, or paid-in capital.</p></div>
<a href="javascript:void(0);" onclick="top.Show.toggleNext( this );">+ References</a><div style="display: none;"><p>Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef<br> -Publisher FASB<br> -Name Accounting Standards Codification<br> -Topic 210<br> -SubTopic 10<br> -Section S99<br> -Paragraph 1<br> -Subparagraph (SX 210.5-02(30)(a)(1))<br> -URI http://asc.fasb.org/extlink&amp;oid=120391452&amp;loc=d3e13212-122682<br></p></div>
<a href="javascript:void(0);" onclick="top.Show.toggleNext( this );">+ Details</a><div style="display: none;"><table border="0" cellpadding="0" cellspacing="0">
<tr>
<td><strong> Name:</strong></td>
<td style="white-space:nowrap;">us-gaap_AdditionalPaidInCapitalCommonStock</td>
</tr>
<tr>
<td style="padding-right: 4px;white-space:nowrap;"><strong> Namespace Prefix:</strong></td>
<td>us-gaap_</td>
</tr>
<tr>
<td><strong> Data Type:</strong></td>
<td>xbrli:monetaryItemType</td>
</tr>
<tr>
<td><strong> Balance Type:</strong></td>
<td>credit</td>
</tr>
<tr>
<td><strong> Period Type:</strong></td>
<td>instant</td>
</tr>
</table></div>
</div></td></tr>
</table>
<table border="0" cellpadding="0" cellspacing="0" class="authRefData" style="display: none;" id="defref_us-gaap_Assets">
<tr><td class="hide"><a style="color: white;" href="javascript:void(0);" onclick="top.Show.hideAR();">X</a></td></tr>
<tr><td><div class="body" style="padding: 2px;">
<a href="javascript:void(0);" onclick="top.Show.toggleNext( this );">- Definition</a><div><p>Sum of the carrying amounts as of the balance sheet date of all assets that are recognized. Assets are probable future economic benefits obtained or controlled by an entity as a result of past transactions or events.</p></div>
<a href="javascript:void(0);" onclick="top.Show.toggleNext( this );">+ References</a><div style="display: none;"><p>Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef<br> -Publisher FASB<br> -Name Accounting Standards Codification<br> -Topic 942<br> -SubTopic 210<br> -Section S99<br> -Paragraph 1<br> -Subparagraph (SX 210.9-03(11))<br> -URI http://asc.fasb.org/extlink&amp;oid=120398452&amp;loc=d3e534808-122878<br><br>Reference 2: http://www.xbrl.org/2003/role/disclosureRef<br> -Publisher FASB<br> -Name Accounting Standards Codification<br> -Topic 235<br> -SubTopic 10<br> -Section S99<br> -Paragraph 1<br> -Subparagraph (SX 210.4-08(g)(1)(ii))<br> -URI http://asc.fasb.org/extlink&amp;oid=120395691&amp;loc=d3e23780-122690<br><br>Reference 3: http://www.xbrl.org/2003/role/disclosureRef<br> -Publisher FASB<br> -Name Accounting Standards Codification<br> -Topic 825<br> -SubTopic 10<br> -Section 50<br> -Paragraph 28<br> -Subparagraph (f)<br> -URI http://asc.fasb.org/extlink&amp;oid=75031198&amp;loc=d3e14064-108612<br><br>Reference 4: http://www.xbrl.org/2003/role/disclosureRef<br> -Publisher FASB<br> -Name Accounting Standards Codification<br> -Topic 810<br> -SubTopic 10<br> -Section 50<br> -Paragraph 3<br> -Subparagraph (bb)<br> -URI http://asc.fasb.org/extlink&amp;oid=121559654&amp;loc=d3e5710-111685<br><br>Reference 5: http://www.xbrl.org/2003/role/disclosureRef<br> -Publisher FASB<br> -Name Accounting Standards Codification<br> -Topic 810<br> -SubTopic 10<br> -Section 45<br> -Paragraph 25<br> -Subparagraph (a)<br> -URI http://asc.fasb.org/extlink&amp;oid=116870748&amp;loc=SL6758485-165988<br><br>Reference 6: http://www.xbrl.org/2003/role/disclosureRef<br> -Publisher FASB<br> -Name Accounting Standards Codification<br> -Topic 280<br> -SubTopic 10<br> -Section 50<br> -Paragraph 32<br> -Subparagraph (d)<br> -URI http://asc.fasb.org/extlink&amp;oid=120311839&amp;loc=d3e8933-108599<br><br>Reference 7: http://www.xbrl.org/2003/role/disclosureRef<br> -Publisher FASB<br> -Name Accounting Standards Codification<br> -Topic 280<br> -SubTopic 10<br> -Section 50<br> -Paragraph 22<br> -URI http://asc.fasb.org/extlink&amp;oid=120311839&amp;loc=d3e8736-108599<br><br>Reference 8: http://fasb.org/us-gaap/role/ref/legacyRef<br> -Publisher FASB<br> -Name Accounting Standards Codification<br> -Topic 944<br> -SubTopic 210<br> -Section S99<br> -Paragraph 1<br> -Subparagraph (SX 210.7-03(a)(12))<br> -URI http://asc.fasb.org/extlink&amp;oid=120400017&amp;loc=d3e572229-122910<br><br>Reference 9: http://www.xbrl.org/2003/role/disclosureRef<br> -Publisher FASB<br> -Name Accounting Standards Codification<br> -Topic 323<br> -SubTopic 10<br> -Section 50<br> -Paragraph 3<br> -Subparagraph (c)<br> -URI http://asc.fasb.org/extlink&amp;oid=114001798&amp;loc=d3e33918-111571<br><br>Reference 10: http://www.xbrl.org/2003/role/disclosureRef<br> -Publisher FASB<br> -Name Accounting Standards Codification<br> -Topic 280<br> -SubTopic 10<br> -Section 50<br> -Paragraph 30<br> -Subparagraph (c)<br> -URI http://asc.fasb.org/extlink&amp;oid=120311839&amp;loc=d3e8906-108599<br></p></div>
<a href="javascript:void(0);" onclick="top.Show.toggleNext( this );">+ Details</a><div style="display: none;"><table border="0" cellpadding="0" cellspacing="0">
<tr>
<td><strong> Name:</strong></td>
<td style="white-space:nowrap;">us-gaap_Assets</td>
</tr>
<tr>
<td style="padding-right: 4px;white-space:nowrap;"><strong> Namespace Prefix:</strong></td>
<td>us-gaap_</td>
</tr>
<tr>
<td><strong> Data Type:</strong></td>
<td>xbrli:monetaryItemType</td>
</tr>
<tr>
<td><strong> Balance Type:</strong></td>
<td>debit</td>
</tr>
<tr>
<td><strong> Period Type:</strong></td>
<td>instant</td>
</tr>
</table></div>
</div></td></tr>
</table>
<table border="0" cellpadding="0" cellspacing="0" class="authRefData" style="display: none;" id="defref_us-gaap_AssetsCurrent">
<tr><td class="hide"><a style="color: white;" href="javascript:void(0);" onclick="top.Show.hideAR();">X</a></td></tr>
<tr><td><div class="body" style="padding: 2px;">
<a href="javascript:void(0);" onclick="top.Show.toggleNext( this );">- Definition</a><div><p>Sum of the carrying amounts as of the balance sheet date of all assets that are expected to be realized in cash, sold, or consumed within one year (or the normal operating cycle, if longer). Assets are probable future economic benefits obtained or controlled by an entity as a result of past transactions or events.</p></div>
<a href="javascript:void(0);" onclick="top.Show.toggleNext( this );">+ References</a><div style="display: none;"><p>Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef<br> -Publisher FASB<br> -Name Accounting Standards Codification<br> -Topic 210<br> -SubTopic 10<br> -Section 45<br> -Paragraph 3<br> -URI http://asc.fasb.org/extlink&amp;oid=121566466&amp;loc=d3e6801-107765<br><br>Reference 2: http://www.xbrl.org/2003/role/disclosureRef<br> -Publisher FASB<br> -Name Accounting Standards Codification<br> -Topic 825<br> -SubTopic 10<br> -Section 50<br> -Paragraph 28<br> -Subparagraph (f)<br> -URI http://asc.fasb.org/extlink&amp;oid=75031198&amp;loc=d3e14064-108612<br><br>Reference 3: http://www.xbrl.org/2003/role/disclosureRef<br> -Publisher FASB<br> -Name Accounting Standards Codification<br> -Topic 810<br> -SubTopic 10<br> -Section 45<br> -Paragraph 25<br> -Subparagraph (a)<br> -URI http://asc.fasb.org/extlink&amp;oid=116870748&amp;loc=SL6758485-165988<br><br>Reference 4: http://www.xbrl.org/2003/role/disclosureRef<br> -Publisher FASB<br> -Name Accounting Standards Codification<br> -Topic 323<br> -SubTopic 10<br> -Section 50<br> -Paragraph 3<br> -Subparagraph (c)<br> -URI http://asc.fasb.org/extlink&amp;oid=114001798&amp;loc=d3e33918-111571<br><br>Reference 5: http://www.xbrl.org/2003/role/disclosureRef<br> -Publisher FASB<br> -Name Accounting Standards Codification<br> -Topic 810<br> -SubTopic 10<br> -Section 50<br> -Paragraph 3<br> -Subparagraph (bb)<br> -URI http://asc.fasb.org/extlink&amp;oid=121559654&amp;loc=d3e5710-111685<br><br>Reference 6: http://fasb.org/us-gaap/role/ref/legacyRef<br> -Publisher FASB<br> -Name Accounting Standards Codification<br> -Topic 210<br> -SubTopic 10<br> -Section S99<br> -Paragraph 1<br> -Subparagraph (SX 210.5-02.9)<br> -URI http://asc.fasb.org/extlink&amp;oid=120391452&amp;loc=d3e13212-122682<br><br>Reference 7: http://www.xbrl.org/2003/role/disclosureRef<br> -Publisher FASB<br> -Name Accounting Standards Codification<br> -Topic 235<br> -SubTopic 10<br> -Section S99<br> -Paragraph 1<br> -Subparagraph (SX 210.4-08(g)(1)(ii))<br> -URI http://asc.fasb.org/extlink&amp;oid=120395691&amp;loc=d3e23780-122690<br><br>Reference 8: http://fasb.org/us-gaap/role/ref/legacyRef<br> -Publisher FASB<br> -Name Accounting Standards Codification<br> -Topic 210<br> -SubTopic 10<br> -Section 45<br> -Paragraph 1<br> -URI http://asc.fasb.org/extlink&amp;oid=121566466&amp;loc=d3e6676-107765<br></p></div>
<a href="javascript:void(0);" onclick="top.Show.toggleNext( this );">+ Details</a><div style="display: none;"><table border="0" cellpadding="0" cellspacing="0">
<tr>
<td><strong> Name:</strong></td>
<td style="white-space:nowrap;">us-gaap_AssetsCurrent</td>
</tr>
<tr>
<td style="padding-right: 4px;white-space:nowrap;"><strong> Namespace Prefix:</strong></td>
<td>us-gaap_</td>
</tr>
<tr>
<td><strong> Data Type:</strong></td>
<td>xbrli:monetaryItemType</td>
</tr>
<tr>
<td><strong> Balance Type:</strong></td>
<td>debit</td>
</tr>
<tr>
<td><strong> Period Type:</strong></td>
<td>instant</td>
</tr>
</table></div>
</div></td></tr>
</table>
<table border="0" cellpadding="0" cellspacing="0" class="authRefData" style="display: none;" id="defref_us-gaap_AssetsCurrentAbstract">
<tr><td class="hide"><a style="color: white;" href="javascript:void(0);" onclick="top.Show.hideAR();">X</a></td></tr>
<tr><td><div class="body" style="padding: 2px;">
<a href="javascript:void(0);" onclick="top.Show.toggleNext( this );">- References</a><div><p>No definition available.</p></div>
<a href="javascript:void(0);" onclick="top.Show.toggleNext( this );">+ Details</a><div style="display: none;"><table border="0" cellpadding="0" cellspacing="0">
<tr>
<td><strong> Name:</strong></td>
<td style="white-space:nowrap;">us-gaap_AssetsCurrentAbstract</td>
</tr>
<tr>
<td style="padding-right: 4px;white-space:nowrap;"><strong> Namespace Prefix:</strong></td>
<td>us-gaap_</td>
</tr>
<tr>
<td><strong> Data Type:</strong></td>
<td>xbrli:stringItemType</td>
</tr>
<tr>
<td><strong> Balance Type:</strong></td>
<td>na</td>
</tr>
<tr>
<td><strong> Period Type:</strong></td>
<td>duration</td>
</tr>
</table></div>
</div></td></tr>
</table>
<table border="0" cellpadding="0" cellspacing="0" class="authRefData" style="display: none;" id="defref_us-gaap_AssetsNoncurrent">
<tr><td class="hide"><a style="color: white;" href="javascript:void(0);" onclick="top.Show.hideAR();">X</a></td></tr>
<tr><td><div class="body" style="padding: 2px;">
<a href="javascript:void(0);" onclick="top.Show.toggleNext( this );">- Definition</a><div><p>Sum of the carrying amounts as of the balance sheet date of all assets that are expected to be realized in cash, sold or consumed after one year or beyond the normal operating cycle, if longer.</p></div>
<a href="javascript:void(0);" onclick="top.Show.toggleNext( this );">+ References</a><div style="display: none;"><p>Reference 1: http://www.xbrl.org/2003/role/disclosureRef<br> -Publisher FASB<br> -Name Accounting Standards Codification<br> -Topic 235<br> -SubTopic 10<br> -Section S99<br> -Paragraph 1<br> -Subparagraph (SX 210.4-08(g)(1)(ii))<br> -URI http://asc.fasb.org/extlink&amp;oid=120395691&amp;loc=d3e23780-122690<br><br>Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef<br> -Publisher FASB<br> -Name Accounting Standards Codification<br> -Topic 210<br> -SubTopic 10<br> -Section S99<br> -Paragraph 1<br> -Subparagraph (SX 210.5-02(11))<br> -URI http://asc.fasb.org/extlink&amp;oid=120391452&amp;loc=d3e13212-122682<br><br>Reference 3: http://fasb.org/us-gaap/role/ref/legacyRef<br> -Publisher FASB<br> -Name Accounting Standards Codification<br> -Topic 210<br> -SubTopic 10<br> -Section S99<br> -Paragraph 1<br> -Subparagraph (SX 210.5-02(12))<br> -URI http://asc.fasb.org/extlink&amp;oid=120391452&amp;loc=d3e13212-122682<br><br>Reference 4: http://fasb.org/us-gaap/role/ref/legacyRef<br> -Publisher FASB<br> -Name Accounting Standards Codification<br> -Topic 210<br> -SubTopic 10<br> -Section S99<br> -Paragraph 1<br> -Subparagraph (SX 210.5-02(15))<br> -URI http://asc.fasb.org/extlink&amp;oid=120391452&amp;loc=d3e13212-122682<br><br>Reference 5: http://fasb.org/us-gaap/role/ref/legacyRef<br> -Publisher FASB<br> -Name Accounting Standards Codification<br> -Topic 210<br> -SubTopic 10<br> -Section S99<br> -Paragraph 1<br> -Subparagraph (SX 210.5-02(17))<br> -URI http://asc.fasb.org/extlink&amp;oid=120391452&amp;loc=d3e13212-122682<br><br>Reference 6: http://www.xbrl.org/2003/role/disclosureRef<br> -Publisher FASB<br> -Name Accounting Standards Codification<br> -Topic 825<br> -SubTopic 10<br> -Section 50<br> -Paragraph 28<br> -Subparagraph (f)<br> -URI http://asc.fasb.org/extlink&amp;oid=75031198&amp;loc=d3e14064-108612<br><br>Reference 7: http://fasb.org/us-gaap/role/ref/legacyRef<br> -Publisher FASB<br> -Name Accounting Standards Codification<br> -Topic 210<br> -SubTopic 10<br> -Section S99<br> -Paragraph 1<br> -Subparagraph (SX 210.5-02(13))<br> -URI http://asc.fasb.org/extlink&amp;oid=120391452&amp;loc=d3e13212-122682<br><br>Reference 8: http://www.xbrl.org/2003/role/disclosureRef<br> -Publisher FASB<br> -Name Accounting Standards Codification<br> -Topic 810<br> -SubTopic 10<br> -Section 45<br> -Paragraph 25<br> -Subparagraph (a)<br> -URI http://asc.fasb.org/extlink&amp;oid=116870748&amp;loc=SL6758485-165988<br><br>Reference 9: http://fasb.org/us-gaap/role/ref/legacyRef<br> -Publisher FASB<br> -Name Accounting Standards Codification<br> -Topic 210<br> -SubTopic 10<br> -Section S99<br> -Paragraph 1<br> -Subparagraph (SX 210.5-02(16))<br> -URI http://asc.fasb.org/extlink&amp;oid=120391452&amp;loc=d3e13212-122682<br><br>Reference 10: http://www.xbrl.org/2003/role/disclosureRef<br> -Publisher FASB<br> -Name Accounting Standards Codification<br> -Topic 323<br> -SubTopic 10<br> -Section 50<br> -Paragraph 3<br> -Subparagraph (c)<br> -URI http://asc.fasb.org/extlink&amp;oid=114001798&amp;loc=d3e33918-111571<br><br>Reference 11: http://fasb.org/us-gaap/role/ref/legacyRef<br> -Publisher FASB<br> -Name Accounting Standards Codification<br> -Topic 210<br> -SubTopic 10<br> -Section S99<br> -Paragraph 1<br> -Subparagraph (SX 210.5-02(14))<br> -URI http://asc.fasb.org/extlink&amp;oid=120391452&amp;loc=d3e13212-122682<br><br>Reference 12: http://fasb.org/us-gaap/role/ref/legacyRef<br> -Publisher FASB<br> -Name Accounting Standards Codification<br> -Topic 210<br> -SubTopic 10<br> -Section S99<br> -Paragraph 1<br> -Subparagraph (SX 210.5-02(10))<br> -URI http://asc.fasb.org/extlink&amp;oid=120391452&amp;loc=d3e13212-122682<br><br>Reference 13: http://www.xbrl.org/2003/role/disclosureRef<br> -Publisher FASB<br> -Name Accounting Standards Codification<br> -Topic 810<br> -SubTopic 10<br> -Section 50<br> -Paragraph 3<br> -Subparagraph (bb)<br> -URI http://asc.fasb.org/extlink&amp;oid=121559654&amp;loc=d3e5710-111685<br></p></div>
<a href="javascript:void(0);" onclick="top.Show.toggleNext( this );">+ Details</a><div style="display: none;"><table border="0" cellpadding="0" cellspacing="0">
<tr>
<td><strong> Name:</strong></td>
<td style="white-space:nowrap;">us-gaap_AssetsNoncurrent</td>
</tr>
<tr>
<td style="padding-right: 4px;white-space:nowrap;"><strong> Namespace Prefix:</strong></td>
<td>us-gaap_</td>
</tr>
<tr>
<td><strong> Data Type:</strong></td>
<td>xbrli:monetaryItemType</td>
</tr>
<tr>
<td><strong> Balance Type:</strong></td>
<td>debit</td>
</tr>
<tr>
<td><strong> Period Type:</strong></td>
<td>instant</td>
</tr>
</table></div>
</div></td></tr>
</table>
<table border="0" cellpadding="0" cellspacing="0" class="authRefData" style="display: none;" id="defref_us-gaap_AssetsNoncurrentAbstract">
<tr><td class="hide"><a style="color: white;" href="javascript:void(0);" onclick="top.Show.hideAR();">X</a></td></tr>
<tr><td><div class="body" style="padding: 2px;">
<a href="javascript:void(0);" onclick="top.Show.toggleNext( this );">- References</a><div><p>No definition available.</p></div>
<a href="javascript:void(0);" onclick="top.Show.toggleNext( this );">+ Details</a><div style="display: none;"><table border="0" cellpadding="0" cellspacing="0">
<tr>
<td><strong> Name:</strong></td>
<td style="white-space:nowrap;">us-gaap_AssetsNoncurrentAbstract</td>
</tr>
<tr>
<td style="padding-right: 4px;white-space:nowrap;"><strong> Namespace Prefix:</strong></td>
<td>us-gaap_</td>
</tr>
<tr>
<td><strong> Data Type:</strong></td>
<td>xbrli:stringItemType</td>
</tr>
<tr>
<td><strong> Balance Type:</strong></td>
<td>na</td>
</tr>
<tr>
<td><strong> Period Type:</strong></td>
<td>duration</td>
</tr>
</table></div>
</div></td></tr>
</table>
<table border="0" cellpadding="0" cellspacing="0" class="authRefData" style="display: none;" id="defref_us-gaap_CapitalizationLongtermDebtAndEquity">
<tr><td class="hide"><a style="color: white;" href="javascript:void(0);" onclick="top.Show.hideAR();">X</a></td></tr>
<tr><td><div class="body" style="padding: 2px;">
<a href="javascript:void(0);" onclick="top.Show.toggleNext( this );">- Definition</a><div><p>This element represents the total consolidated (as applicable) capitalization of the entity which is comprised of its long-term debt and equity instruments. The table may be detailed by subsidiary (legal entity) and include information by type of debt or equity detailed by instrument.</p></div>
<a href="javascript:void(0);" onclick="top.Show.toggleNext( this );">+ References</a><div style="display: none;"><p>No definition available.</p></div>
<a href="javascript:void(0);" onclick="top.Show.toggleNext( this );">+ Details</a><div style="display: none;"><table border="0" cellpadding="0" cellspacing="0">
<tr>
<td><strong> Name:</strong></td>
<td style="white-space:nowrap;">us-gaap_CapitalizationLongtermDebtAndEquity</td>
</tr>
<tr>
<td style="padding-right: 4px;white-space:nowrap;"><strong> Namespace Prefix:</strong></td>
<td>us-gaap_</td>
</tr>
<tr>
<td><strong> Data Type:</strong></td>
<td>xbrli:monetaryItemType</td>
</tr>
<tr>
<td><strong> Balance Type:</strong></td>
<td>credit</td>
</tr>
<tr>
<td><strong> Period Type:</strong></td>
<td>instant</td>
</tr>
</table></div>
</div></td></tr>
</table>
<table border="0" cellpadding="0" cellspacing="0" class="authRefData" style="display: none;" id="defref_us-gaap_CapitalizationLongtermDebtAndEquityAbstract">
<tr><td class="hide"><a style="color: white;" href="javascript:void(0);" onclick="top.Show.hideAR();">X</a></td></tr>
<tr><td><div class="body" style="padding: 2px;">
<a href="javascript:void(0);" onclick="top.Show.toggleNext( this );">- References</a><div><p>No definition available.</p></div>
<a href="javascript:void(0);" onclick="top.Show.toggleNext( this );">+ Details</a><div style="display: none;"><table border="0" cellpadding="0" cellspacing="0">
<tr>
<td><strong> Name:</strong></td>
<td style="white-space:nowrap;">us-gaap_CapitalizationLongtermDebtAndEquityAbstract</td>
</tr>
<tr>
<td style="padding-right: 4px;white-space:nowrap;"><strong> Namespace Prefix:</strong></td>
<td>us-gaap_</td>
</tr>
<tr>
<td><strong> Data Type:</strong></td>
<td>xbrli:stringItemType</td>
</tr>
<tr>
<td><strong> Balance Type:</strong></td>
<td>na</td>
</tr>
<tr>
<td><strong> Period Type:</strong></td>
<td>duration</td>
</tr>
</table></div>
</div></td></tr>
</table>
<table border="0" cellpadding="0" cellspacing="0" class="authRefData" style="display: none;" id="defref_us-gaap_CashAndCashEquivalentsAtCarryingValue">
<tr><td class="hide"><a style="color: white;" href="javascript:void(0);" onclick="top.Show.hideAR();">X</a></td></tr>
<tr><td><div class="body" style="padding: 2px;">
<a href="javascript:void(0);" onclick="top.Show.toggleNext( this );">- Definition</a><div><p>Amount of currency on hand as well as demand deposits with banks or financial institutions. Includes other kinds of accounts that have the general characteristics of demand deposits. Also includes short-term, highly liquid investments that are both readily convertible to known amounts of cash and so near their maturity that they present insignificant risk of changes in value because of changes in interest rates. Excludes cash and cash equivalents within disposal group and discontinued operation.</p></div>
<a href="javascript:void(0);" onclick="top.Show.toggleNext( this );">+ References</a><div style="display: none;"><p>Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef<br> -Publisher FASB<br> -Name Accounting Standards Codification<br> -Topic 230<br> -SubTopic 10<br> -Section 45<br> -Paragraph 4<br> -URI http://asc.fasb.org/extlink&amp;oid=121586364&amp;loc=d3e3044-108585<br><br>Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef<br> -Publisher FASB<br> -Name Accounting Standards Codification<br> -Topic 210<br> -SubTopic 10<br> -Section 45<br> -Paragraph 1<br> -Subparagraph (a)<br> -URI http://asc.fasb.org/extlink&amp;oid=121566466&amp;loc=d3e6676-107765<br><br>Reference 3: http://fasb.org/us-gaap/role/ref/legacyRef<br> -Publisher FASB<br> -Name Accounting Standards Codification<br> -Topic 210<br> -SubTopic 10<br> -Section S99<br> -Paragraph 1<br> -Subparagraph (SX 210.5-02.1)<br> -URI http://asc.fasb.org/extlink&amp;oid=120391452&amp;loc=d3e13212-122682<br></p></div>
<a href="javascript:void(0);" onclick="top.Show.toggleNext( this );">+ Details</a><div style="display: none;"><table border="0" cellpadding="0" cellspacing="0">
<tr>
<td><strong> Name:</strong></td>
<td style="white-space:nowrap;">us-gaap_CashAndCashEquivalentsAtCarryingValue</td>
</tr>
<tr>
<td style="padding-right: 4px;white-space:nowrap;"><strong> Namespace Prefix:</strong></td>
<td>us-gaap_</td>
</tr>
<tr>
<td><strong> Data Type:</strong></td>
<td>xbrli:monetaryItemType</td>
</tr>
<tr>
<td><strong> Balance Type:</strong></td>
<td>debit</td>
</tr>
<tr>
<td><strong> Period Type:</strong></td>
<td>instant</td>
</tr>
</table></div>
</div></td></tr>
</table>
<table border="0" cellpadding="0" cellspacing="0" class="authRefData" style="display: none;" id="defref_us-gaap_CommitmentsAndContingencies">
<tr><td class="hide"><a style="color: white;" href="javascript:void(0);" onclick="top.Show.hideAR();">X</a></td></tr>
<tr><td><div class="body" style="padding: 2px;">
<a href="javascript:void(0);" onclick="top.Show.toggleNext( this );">- Definition</a><div><p>Represents the caption on the face of the balance sheet to indicate that the entity has entered into (1) purchase or supply arrangements that will require expending a portion of its resources to meet the terms thereof, and (2) is exposed to potential losses or, less frequently, gains, arising from (a) possible claims against a company's resources due to future performance under contract terms, and (b) possible losses or likely gains from uncertainties that will ultimately be resolved when one or more future events that are deemed likely to occur do occur or fail to occur.</p></div>
<a href="javascript:void(0);" onclick="top.Show.toggleNext( this );">+ References</a><div style="display: none;"><p>Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef<br> -Publisher FASB<br> -Name Accounting Standards Codification<br> -Topic 210<br> -SubTopic 10<br> -Section S99<br> -Paragraph 1<br> -Subparagraph (SX 210.5-02.25)<br> -URI http://asc.fasb.org/extlink&amp;oid=120391452&amp;loc=d3e13212-122682<br><br>Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef<br> -Publisher FASB<br> -Name Accounting Standards Codification<br> -Topic 944<br> -SubTopic 210<br> -Section S99<br> -Paragraph 1<br> -Subparagraph (SX 210.7-03.(a),19)<br> -URI http://asc.fasb.org/extlink&amp;oid=120400017&amp;loc=d3e572229-122910<br><br>Reference 3: http://fasb.org/us-gaap/role/ref/legacyRef<br> -Publisher FASB<br> -Name Accounting Standards Codification<br> -Topic 942<br> -SubTopic 210<br> -Section S99<br> -Paragraph 1<br> -Subparagraph (SX 210.9-03.17)<br> -URI http://asc.fasb.org/extlink&amp;oid=120398452&amp;loc=d3e534808-122878<br><br>Reference 4: http://fasb.org/us-gaap/role/ref/legacyRef<br> -Publisher FASB<br> -Name Accounting Standards Codification<br> -Topic 450<br> -SubTopic 20<br> -Section 50<br> -Paragraph 1<br> -URI http://asc.fasb.org/extlink&amp;oid=121557415&amp;loc=d3e14326-108349<br></p></div>
<a href="javascript:void(0);" onclick="top.Show.toggleNext( this );">+ Details</a><div style="display: none;"><table border="0" cellpadding="0" cellspacing="0">
<tr>
<td><strong> Name:</strong></td>
<td style="white-space:nowrap;">us-gaap_CommitmentsAndContingencies</td>
</tr>
<tr>
<td style="padding-right: 4px;white-space:nowrap;"><strong> Namespace Prefix:</strong></td>
<td>us-gaap_</td>
</tr>
<tr>
<td><strong> Data Type:</strong></td>
<td>xbrli:monetaryItemType</td>
</tr>
<tr>
<td><strong> Balance Type:</strong></td>
<td>credit</td>
</tr>
<tr>
<td><strong> Period Type:</strong></td>
<td>instant</td>
</tr>
</table></div>
</div></td></tr>
</table>
<table border="0" cellpadding="0" cellspacing="0" class="authRefData" style="display: none;" id="defref_us-gaap_CommonStockValue">
<tr><td class="hide"><a style="color: white;" href="javascript:void(0);" onclick="top.Show.hideAR();">X</a></td></tr>
<tr><td><div class="body" style="padding: 2px;">
<a href="javascript:void(0);" onclick="top.Show.toggleNext( this );">- Definition</a><div><p>Aggregate par or stated value of issued nonredeemable common stock (or common stock redeemable solely at the option of the issuer). This item includes treasury stock repurchased by the entity. Note: elements for number of nonredeemable common shares, par value and other disclosure concepts are in another section within stockholders' equity.</p></div>
<a href="javascript:void(0);" onclick="top.Show.toggleNext( this );">+ References</a><div style="display: none;"><p>Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef<br> -Publisher FASB<br> -Name Accounting Standards Codification<br> -Topic 210<br> -SubTopic 10<br> -Section S99<br> -Paragraph 1<br> -Subparagraph (SX 210.5-02(29))<br> -URI http://asc.fasb.org/extlink&amp;oid=120391452&amp;loc=d3e13212-122682<br></p></div>
<a href="javascript:void(0);" onclick="top.Show.toggleNext( this );">+ Details</a><div style="display: none;"><table border="0" cellpadding="0" cellspacing="0">
<tr>
<td><strong> Name:</strong></td>
<td style="white-space:nowrap;">us-gaap_CommonStockValue</td>
</tr>
<tr>
<td style="padding-right: 4px;white-space:nowrap;"><strong> Namespace Prefix:</strong></td>
<td>us-gaap_</td>
</tr>
<tr>
<td><strong> Data Type:</strong></td>
<td>xbrli:monetaryItemType</td>
</tr>
<tr>
<td><strong> Balance Type:</strong></td>
<td>credit</td>
</tr>
<tr>
<td><strong> Period Type:</strong></td>
<td>instant</td>
</tr>
</table></div>
</div></td></tr>
</table>
<table border="0" cellpadding="0" cellspacing="0" class="authRefData" style="display: none;" id="defref_us-gaap_DeferredIncomeTaxLiabilitiesNet">
<tr><td class="hide"><a style="color: white;" href="javascript:void(0);" onclick="top.Show.hideAR();">X</a></td></tr>
<tr><td><div class="body" style="padding: 2px;">
<a href="javascript:void(0);" onclick="top.Show.toggleNext( this );">- Definition</a><div><p>Amount, after deferred tax asset, of deferred tax liability attributable to taxable differences with jurisdictional netting.</p></div>
<a href="javascript:void(0);" onclick="top.Show.toggleNext( this );">+ References</a><div style="display: none;"><p>Reference 1: http://www.xbrl.org/2003/role/disclosureRef<br> -Publisher FASB<br> -Name Accounting Standards Codification<br> -Topic 740<br> -SubTopic 10<br> -Section 45<br> -Paragraph 6<br> -URI http://asc.fasb.org/extlink&amp;oid=120406818&amp;loc=d3e31931-109318<br><br>Reference 2: http://www.xbrl.org/2003/role/disclosureRef<br> -Publisher FASB<br> -Name Accounting Standards Codification<br> -Topic 740<br> -SubTopic 10<br> -Section 45<br> -Paragraph 4<br> -URI http://asc.fasb.org/extlink&amp;oid=120406818&amp;loc=d3e31917-109318<br></p></div>
<a href="javascript:void(0);" onclick="top.Show.toggleNext( this );">+ Details</a><div style="display: none;"><table border="0" cellpadding="0" cellspacing="0">
<tr>
<td><strong> Name:</strong></td>
<td style="white-space:nowrap;">us-gaap_DeferredIncomeTaxLiabilitiesNet</td>
</tr>
<tr>
<td style="padding-right: 4px;white-space:nowrap;"><strong> Namespace Prefix:</strong></td>
<td>us-gaap_</td>
</tr>
<tr>
<td><strong> Data Type:</strong></td>
<td>xbrli:monetaryItemType</td>
</tr>
<tr>
<td><strong> Balance Type:</strong></td>
<td>credit</td>
</tr>
<tr>
<td><strong> Period Type:</strong></td>
<td>instant</td>
</tr>
</table></div>
</div></td></tr>
</table>
<table border="0" cellpadding="0" cellspacing="0" class="authRefData" style="display: none;" id="defref_us-gaap_DefinedBenefitPensionPlanLiabilitiesNoncurrent">
<tr><td class="hide"><a style="color: white;" href="javascript:void(0);" onclick="top.Show.hideAR();">X</a></td></tr>
<tr><td><div class="body" style="padding: 2px;">
<a href="javascript:void(0);" onclick="top.Show.toggleNext( this );">- Definition</a><div><p>Amount of liability, recognized in statement of financial position, for defined benefit pension plan, classified as noncurrent. Excludes other postretirement benefit plan.</p></div>
<a href="javascript:void(0);" onclick="top.Show.toggleNext( this );">+ References</a><div style="display: none;"><p>Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef<br> -Publisher FASB<br> -Name Accounting Standards Codification<br> -Topic 715<br> -SubTopic 20<br> -Section 50<br> -Paragraph 1<br> -Subparagraph (c)<br> -URI http://asc.fasb.org/extlink&amp;oid=118255775&amp;loc=d3e1928-114920<br><br>Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef<br> -Publisher FASB<br> -Name Accounting Standards Codification<br> -Topic 210<br> -SubTopic 10<br> -Section S99<br> -Paragraph 1<br> -Subparagraph (SX 210.5-02(24))<br> -URI http://asc.fasb.org/extlink&amp;oid=120391452&amp;loc=d3e13212-122682<br><br>Reference 3: http://fasb.org/us-gaap/role/ref/legacyRef<br> -Publisher FASB<br> -Name Accounting Standards Codification<br> -Topic 715<br> -SubTopic 20<br> -Section 45<br> -Paragraph 3<br> -URI http://asc.fasb.org/extlink&amp;oid=109237824&amp;loc=d3e1731-114919<br><br>Reference 4: http://fasb.org/us-gaap/role/ref/legacyRef<br> -Publisher FASB<br> -Name Accounting Standards Codification<br> -Topic 715<br> -SubTopic 20<br> -Section 45<br> -Paragraph 2<br> -URI http://asc.fasb.org/extlink&amp;oid=109237824&amp;loc=d3e1703-114919<br></p></div>
<a href="javascript:void(0);" onclick="top.Show.toggleNext( this );">+ Details</a><div style="display: none;"><table border="0" cellpadding="0" cellspacing="0">
<tr>
<td><strong> Name:</strong></td>
<td style="white-space:nowrap;">us-gaap_DefinedBenefitPensionPlanLiabilitiesNoncurrent</td>
</tr>
<tr>
<td style="padding-right: 4px;white-space:nowrap;"><strong> Namespace Prefix:</strong></td>
<td>us-gaap_</td>
</tr>
<tr>
<td><strong> Data Type:</strong></td>
<td>xbrli:monetaryItemType</td>
</tr>
<tr>
<td><strong> Balance Type:</strong></td>
<td>credit</td>
</tr>
<tr>
<td><strong> Period Type:</strong></td>
<td>instant</td>
</tr>
</table></div>
</div></td></tr>
</table>
<table border="0" cellpadding="0" cellspacing="0" class="authRefData" style="display: none;" id="defref_us-gaap_EmployeeRelatedLiabilitiesCurrent">
<tr><td class="hide"><a style="color: white;" href="javascript:void(0);" onclick="top.Show.hideAR();">X</a></td></tr>
<tr><td><div class="body" style="padding: 2px;">
<a href="javascript:void(0);" onclick="top.Show.toggleNext( this );">- Definition</a><div><p>Total of the carrying values as of the balance sheet date of obligations incurred through that date and payable for obligations related to services received from employees, such as accrued salaries and bonuses, payroll taxes and fringe benefits. Used to reflect the current portion of the liabilities (due within one year or within the normal operating cycle if longer).</p></div>
<a href="javascript:void(0);" onclick="top.Show.toggleNext( this );">+ References</a><div style="display: none;"><p>Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef<br> -Publisher FASB<br> -Name Accounting Standards Codification<br> -Topic 210<br> -SubTopic 10<br> -Section S99<br> -Paragraph 1<br> -Subparagraph (SX 210.5-02.20)<br> -URI http://asc.fasb.org/extlink&amp;oid=120391452&amp;loc=d3e13212-122682<br></p></div>
<a href="javascript:void(0);" onclick="top.Show.toggleNext( this );">+ Details</a><div style="display: none;"><table border="0" cellpadding="0" cellspacing="0">
<tr>
<td><strong> Name:</strong></td>
<td style="white-space:nowrap;">us-gaap_EmployeeRelatedLiabilitiesCurrent</td>
</tr>
<tr>
<td style="padding-right: 4px;white-space:nowrap;"><strong> Namespace Prefix:</strong></td>
<td>us-gaap_</td>
</tr>
<tr>
<td><strong> Data Type:</strong></td>
<td>xbrli:monetaryItemType</td>
</tr>
<tr>
<td><strong> Balance Type:</strong></td>
<td>credit</td>
</tr>
<tr>
<td><strong> Period Type:</strong></td>
<td>instant</td>
</tr>
</table></div>
</div></td></tr>
</table>
<table border="0" cellpadding="0" cellspacing="0" class="authRefData" style="display: none;" id="defref_us-gaap_Goodwill">
<tr><td class="hide"><a style="color: white;" href="javascript:void(0);" onclick="top.Show.hideAR();">X</a></td></tr>
<tr><td><div class="body" style="padding: 2px;">
<a href="javascript:void(0);" onclick="top.Show.toggleNext( this );">- Definition</a><div><p>Amount after accumulated impairment loss of an asset representing future economic benefits arising from other assets acquired in a business combination that are not individually identified and separately recognized.</p></div>
<a href="javascript:void(0);" onclick="top.Show.toggleNext( this );">+ References</a><div style="display: none;"><p>Reference 1: http://www.xbrl.org/2003/role/disclosureRef<br> -Publisher FASB<br> -Name Accounting Standards Codification<br> -Topic 942<br> -SubTopic 210<br> -Section S99<br> -Paragraph 1<br> -Subparagraph (SX 210.9-03(10)(1))<br> -URI http://asc.fasb.org/extlink&amp;oid=120398452&amp;loc=d3e534808-122878<br><br>Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef<br> -Publisher FASB<br> -Name Accounting Standards Codification<br> -Topic 350<br> -SubTopic 20<br> -Section 45<br> -Paragraph 5<br> -URI http://asc.fasb.org/extlink&amp;oid=120320667&amp;loc=SL49117168-202975<br><br>Reference 3: http://fasb.org/us-gaap/role/ref/legacyRef<br> -Publisher FASB<br> -Name Accounting Standards Codification<br> -Topic 350<br> -SubTopic 20<br> -Section 45<br> -Paragraph 1<br> -URI http://asc.fasb.org/extlink&amp;oid=99380562&amp;loc=d3e13770-109266<br></p></div>
<a href="javascript:void(0);" onclick="top.Show.toggleNext( this );">+ Details</a><div style="display: none;"><table border="0" cellpadding="0" cellspacing="0">
<tr>
<td><strong> Name:</strong></td>
<td style="white-space:nowrap;">us-gaap_Goodwill</td>
</tr>
<tr>
<td style="padding-right: 4px;white-space:nowrap;"><strong> Namespace Prefix:</strong></td>
<td>us-gaap_</td>
</tr>
<tr>
<td><strong> Data Type:</strong></td>
<td>xbrli:monetaryItemType</td>
</tr>
<tr>
<td><strong> Balance Type:</strong></td>
<td>debit</td>
</tr>
<tr>
<td><strong> Period Type:</strong></td>
<td>instant</td>
</tr>
</table></div>
</div></td></tr>
</table>
<table border="0" cellpadding="0" cellspacing="0" class="authRefData" style="display: none;" id="defref_us-gaap_IntangibleAssetsNetExcludingGoodwill">
<tr><td class="hide"><a style="color: white;" href="javascript:void(0);" onclick="top.Show.hideAR();">X</a></td></tr>
<tr><td><div class="body" style="padding: 2px;">
<a href="javascript:void(0);" onclick="top.Show.toggleNext( this );">- Definition</a><div><p>Sum of the carrying amounts of all intangible assets, excluding goodwill, as of the balance sheet date, net of accumulated amortization and impairment charges.</p></div>
<a href="javascript:void(0);" onclick="top.Show.toggleNext( this );">+ References</a><div style="display: none;"><p>Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef<br> -Publisher FASB<br> -Name Accounting Standards Codification<br> -Topic 350<br> -SubTopic 30<br> -Section 50<br> -Paragraph 2<br> -Subparagraph ((a)(1),(b))<br> -URI http://asc.fasb.org/extlink&amp;oid=66006027&amp;loc=d3e16323-109275<br><br>Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef<br> -Publisher FASB<br> -Name Accounting Standards Codification<br> -Topic 350<br> -SubTopic 30<br> -Section 45<br> -Paragraph 1<br> -URI http://asc.fasb.org/extlink&amp;oid=6388964&amp;loc=d3e16212-109274<br></p></div>
<a href="javascript:void(0);" onclick="top.Show.toggleNext( this );">+ Details</a><div style="display: none;"><table border="0" cellpadding="0" cellspacing="0">
<tr>
<td><strong> Name:</strong></td>
<td style="white-space:nowrap;">us-gaap_IntangibleAssetsNetExcludingGoodwill</td>
</tr>
<tr>
<td style="padding-right: 4px;white-space:nowrap;"><strong> Namespace Prefix:</strong></td>
<td>us-gaap_</td>
</tr>
<tr>
<td><strong> Data Type:</strong></td>
<td>xbrli:monetaryItemType</td>
</tr>
<tr>
<td><strong> Balance Type:</strong></td>
<td>debit</td>
</tr>
<tr>
<td><strong> Period Type:</strong></td>
<td>instant</td>
</tr>
</table></div>
</div></td></tr>
</table>
<table border="0" cellpadding="0" cellspacing="0" class="authRefData" style="display: none;" id="defref_us-gaap_InventoryNet">
<tr><td class="hide"><a style="color: white;" href="javascript:void(0);" onclick="top.Show.hideAR();">X</a></td></tr>
<tr><td><div class="body" style="padding: 2px;">
<a href="javascript:void(0);" onclick="top.Show.toggleNext( this );">- Definition</a><div><p>Amount after valuation and LIFO reserves of inventory expected to be sold, or consumed within one year or operating cycle, if longer.</p></div>
<a href="javascript:void(0);" onclick="top.Show.toggleNext( this );">+ References</a><div style="display: none;"><p>Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef<br> -Publisher FASB<br> -Name Accounting Standards Codification<br> -Topic 210<br> -SubTopic 10<br> -Section 45<br> -Paragraph 1<br> -Subparagraph (b)<br> -URI http://asc.fasb.org/extlink&amp;oid=121566466&amp;loc=d3e6676-107765<br><br>Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef<br> -Publisher FASB<br> -Name Accounting Standards Codification<br> -Topic 210<br> -SubTopic 10<br> -Section S99<br> -Paragraph 1<br> -Subparagraph (SX 210.5-02.6(a))<br> -URI http://asc.fasb.org/extlink&amp;oid=120391452&amp;loc=d3e13212-122682<br></p></div>
<a href="javascript:void(0);" onclick="top.Show.toggleNext( this );">+ Details</a><div style="display: none;"><table border="0" cellpadding="0" cellspacing="0">
<tr>
<td><strong> Name:</strong></td>
<td style="white-space:nowrap;">us-gaap_InventoryNet</td>
</tr>
<tr>
<td style="padding-right: 4px;white-space:nowrap;"><strong> Namespace Prefix:</strong></td>
<td>us-gaap_</td>
</tr>
<tr>
<td><strong> Data Type:</strong></td>
<td>xbrli:monetaryItemType</td>
</tr>
<tr>
<td><strong> Balance Type:</strong></td>
<td>debit</td>
</tr>
<tr>
<td><strong> Period Type:</strong></td>
<td>instant</td>
</tr>
</table></div>
</div></td></tr>
</table>
<table border="0" cellpadding="0" cellspacing="0" class="authRefData" style="display: none;" id="defref_us-gaap_LiabilitiesAndStockholdersEquity">
<tr><td class="hide"><a style="color: white;" href="javascript:void(0);" onclick="top.Show.hideAR();">X</a></td></tr>
<tr><td><div class="body" style="padding: 2px;">
<a href="javascript:void(0);" onclick="top.Show.toggleNext( this );">- Definition</a><div><p>Amount of liabilities and equity items, including the portion of equity attributable to noncontrolling interests, if any.</p></div>
<a href="javascript:void(0);" onclick="top.Show.toggleNext( this );">+ References</a><div style="display: none;"><p>Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef<br> -Publisher FASB<br> -Name Accounting Standards Codification<br> -Topic 323<br> -SubTopic 10<br> -Section 50<br> -Paragraph 3<br> -Subparagraph (c)<br> -URI http://asc.fasb.org/extlink&amp;oid=114001798&amp;loc=d3e33918-111571<br><br>Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef<br> -Publisher FASB<br> -Name Accounting Standards Codification<br> -Topic 942<br> -SubTopic 210<br> -Section S99<br> -Paragraph 1<br> -Subparagraph (SX 210.9-03(23))<br> -URI http://asc.fasb.org/extlink&amp;oid=120398452&amp;loc=d3e534808-122878<br><br>Reference 3: http://fasb.org/us-gaap/role/ref/legacyRef<br> -Publisher FASB<br> -Name Accounting Standards Codification<br> -Topic 944<br> -SubTopic 210<br> -Section S99<br> -Paragraph 1<br> -Subparagraph (SX 210.7-03(a)(25))<br> -URI http://asc.fasb.org/extlink&amp;oid=120400017&amp;loc=d3e572229-122910<br><br>Reference 4: http://www.xbrl.org/2009/role/commonPracticeRef<br> -Publisher FASB<br> -Name Accounting Standards Codification<br> -Topic 235<br> -SubTopic 10<br> -Section S99<br> -Paragraph 1<br> -Subparagraph (SX 210.4-08(g)(1)(ii))<br> -URI http://asc.fasb.org/extlink&amp;oid=120395691&amp;loc=d3e23780-122690<br><br>Reference 5: http://fasb.org/us-gaap/role/ref/legacyRef<br> -Publisher FASB<br> -Name Accounting Standards Codification<br> -Topic 210<br> -SubTopic 10<br> -Section S99<br> -Paragraph 1<br> -Subparagraph (SX 210.5-02(32))<br> -URI http://asc.fasb.org/extlink&amp;oid=120391452&amp;loc=d3e13212-122682<br><br>Reference 6: http://www.xbrl.org/2009/role/commonPracticeRef<br> -Publisher FASB<br> -Name Accounting Standards Codification<br> -Topic 825<br> -SubTopic 10<br> -Section 50<br> -Paragraph 28<br> -Subparagraph (f)<br> -URI http://asc.fasb.org/extlink&amp;oid=75031198&amp;loc=d3e14064-108612<br></p></div>
<a href="javascript:void(0);" onclick="top.Show.toggleNext( this );">+ Details</a><div style="display: none;"><table border="0" cellpadding="0" cellspacing="0">
<tr>
<td><strong> Name:</strong></td>
<td style="white-space:nowrap;">us-gaap_LiabilitiesAndStockholdersEquity</td>
</tr>
<tr>
<td style="padding-right: 4px;white-space:nowrap;"><strong> Namespace Prefix:</strong></td>
<td>us-gaap_</td>
</tr>
<tr>
<td><strong> Data Type:</strong></td>
<td>xbrli:monetaryItemType</td>
</tr>
<tr>
<td><strong> Balance Type:</strong></td>
<td>credit</td>
</tr>
<tr>
<td><strong> Period Type:</strong></td>
<td>instant</td>
</tr>
</table></div>
</div></td></tr>
</table>
<table border="0" cellpadding="0" cellspacing="0" class="authRefData" style="display: none;" id="defref_us-gaap_LiabilitiesCurrent">
<tr><td class="hide"><a style="color: white;" href="javascript:void(0);" onclick="top.Show.hideAR();">X</a></td></tr>
<tr><td><div class="body" style="padding: 2px;">
<a href="javascript:void(0);" onclick="top.Show.toggleNext( this );">- Definition</a><div><p>Total obligations incurred as part of normal operations that are expected to be paid during the following twelve months or within one business cycle, if longer.</p></div>
<a href="javascript:void(0);" onclick="top.Show.toggleNext( this );">+ References</a><div style="display: none;"><p>Reference 1: http://www.xbrl.org/2003/role/disclosureRef<br> -Publisher FASB<br> -Name Accounting Standards Codification<br> -Topic 810<br> -SubTopic 10<br> -Section 50<br> -Paragraph 3<br> -Subparagraph (bb)<br> -URI http://asc.fasb.org/extlink&amp;oid=121559654&amp;loc=d3e5710-111685<br><br>Reference 2: http://www.xbrl.org/2003/role/disclosureRef<br> -Publisher FASB<br> -Name Accounting Standards Codification<br> -Topic 825<br> -SubTopic 10<br> -Section 50<br> -Paragraph 28<br> -Subparagraph (f)<br> -URI http://asc.fasb.org/extlink&amp;oid=75031198&amp;loc=d3e14064-108612<br><br>Reference 3: http://www.xbrl.org/2003/role/disclosureRef<br> -Publisher FASB<br> -Name Accounting Standards Codification<br> -Topic 810<br> -SubTopic 10<br> -Section 45<br> -Paragraph 25<br> -Subparagraph (b)<br> -URI http://asc.fasb.org/extlink&amp;oid=116870748&amp;loc=SL6758485-165988<br><br>Reference 4: http://www.xbrl.org/2003/role/disclosureRef<br> -Publisher FASB<br> -Name Accounting Standards Codification<br> -Topic 235<br> -SubTopic 10<br> -Section S99<br> -Paragraph 1<br> -Subparagraph (SX 210.4-08(g)(1)(ii))<br> -URI http://asc.fasb.org/extlink&amp;oid=120395691&amp;loc=d3e23780-122690<br><br>Reference 5: http://fasb.org/us-gaap/role/ref/legacyRef<br> -Publisher FASB<br> -Name Accounting Standards Codification<br> -Topic 210<br> -SubTopic 10<br> -Section S99<br> -Paragraph 1<br> -Subparagraph (SX 210.5-02.21)<br> -URI http://asc.fasb.org/extlink&amp;oid=120391452&amp;loc=d3e13212-122682<br><br>Reference 6: http://www.xbrl.org/2003/role/disclosureRef<br> -Publisher FASB<br> -Name Accounting Standards Codification<br> -Topic 810<br> -SubTopic 10<br> -Section 50<br> -Paragraph 3<br> -Subparagraph (c)<br> -URI http://asc.fasb.org/extlink&amp;oid=121559654&amp;loc=d3e5710-111685<br><br>Reference 7: http://www.xbrl.org/2003/role/disclosureRef<br> -Publisher FASB<br> -Name Accounting Standards Codification<br> -Topic 323<br> -SubTopic 10<br> -Section 50<br> -Paragraph 3<br> -Subparagraph (c)<br> -URI http://asc.fasb.org/extlink&amp;oid=114001798&amp;loc=d3e33918-111571<br></p></div>
<a href="javascript:void(0);" onclick="top.Show.toggleNext( this );">+ Details</a><div style="display: none;"><table border="0" cellpadding="0" cellspacing="0">
<tr>
<td><strong> Name:</strong></td>
<td style="white-space:nowrap;">us-gaap_LiabilitiesCurrent</td>
</tr>
<tr>
<td style="padding-right: 4px;white-space:nowrap;"><strong> Namespace Prefix:</strong></td>
<td>us-gaap_</td>
</tr>
<tr>
<td><strong> Data Type:</strong></td>
<td>xbrli:monetaryItemType</td>
</tr>
<tr>
<td><strong> Balance Type:</strong></td>
<td>credit</td>
</tr>
<tr>
<td><strong> Period Type:</strong></td>
<td>instant</td>
</tr>
</table></div>
</div></td></tr>
</table>
<table border="0" cellpadding="0" cellspacing="0" class="authRefData" style="display: none;" id="defref_us-gaap_LiabilitiesCurrentAbstract">
<tr><td class="hide"><a style="color: white;" href="javascript:void(0);" onclick="top.Show.hideAR();">X</a></td></tr>
<tr><td><div class="body" style="padding: 2px;">
<a href="javascript:void(0);" onclick="top.Show.toggleNext( this );">- References</a><div><p>No definition available.</p></div>
<a href="javascript:void(0);" onclick="top.Show.toggleNext( this );">+ Details</a><div style="display: none;"><table border="0" cellpadding="0" cellspacing="0">
<tr>
<td><strong> Name:</strong></td>
<td style="white-space:nowrap;">us-gaap_LiabilitiesCurrentAbstract</td>
</tr>
<tr>
<td style="padding-right: 4px;white-space:nowrap;"><strong> Namespace Prefix:</strong></td>
<td>us-gaap_</td>
</tr>
<tr>
<td><strong> Data Type:</strong></td>
<td>xbrli:stringItemType</td>
</tr>
<tr>
<td><strong> Balance Type:</strong></td>
<td>na</td>
</tr>
<tr>
<td><strong> Period Type:</strong></td>
<td>duration</td>
</tr>
</table></div>
</div></td></tr>
</table>
<table border="0" cellpadding="0" cellspacing="0" class="authRefData" style="display: none;" id="defref_us-gaap_LiabilitiesNoncurrent">
<tr><td class="hide"><a style="color: white;" href="javascript:void(0);" onclick="top.Show.hideAR();">X</a></td></tr>
<tr><td><div class="body" style="padding: 2px;">
<a href="javascript:void(0);" onclick="top.Show.toggleNext( this );">- Definition</a><div><p>Amount of obligation due after one year or beyond the normal operating cycle, if longer.</p></div>
<a href="javascript:void(0);" onclick="top.Show.toggleNext( this );">+ References</a><div style="display: none;"><p>Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef<br> -Publisher FASB<br> -Name Accounting Standards Codification<br> -Topic 210<br> -SubTopic 10<br> -Section S99<br> -Paragraph 1<br> -Subparagraph (SX 201.5-02(25))<br> -URI http://asc.fasb.org/extlink&amp;oid=120391452&amp;loc=d3e13212-122682<br><br>Reference 2: http://www.xbrl.org/2003/role/disclosureRef<br> -Publisher FASB<br> -Name Accounting Standards Codification<br> -Topic 235<br> -SubTopic 10<br> -Section S99<br> -Paragraph 1<br> -Subparagraph (SX 210.4-08(g)(1)(ii))<br> -URI http://asc.fasb.org/extlink&amp;oid=120395691&amp;loc=d3e23780-122690<br><br>Reference 3: http://fasb.org/us-gaap/role/ref/legacyRef<br> -Publisher FASB<br> -Name Accounting Standards Codification<br> -Topic 210<br> -SubTopic 10<br> -Section S99<br> -Paragraph 1<br> -Subparagraph (SX 210.5-02(23))<br> -URI http://asc.fasb.org/extlink&amp;oid=120391452&amp;loc=d3e13212-122682<br><br>Reference 4: http://fasb.org/us-gaap/role/ref/legacyRef<br> -Publisher FASB<br> -Name Accounting Standards Codification<br> -Topic 210<br> -SubTopic 10<br> -Section S99<br> -Paragraph 1<br> -Subparagraph (SX 210.5-02(22))<br> -URI http://asc.fasb.org/extlink&amp;oid=120391452&amp;loc=d3e13212-122682<br><br>Reference 5: http://fasb.org/us-gaap/role/ref/legacyRef<br> -Publisher FASB<br> -Name Accounting Standards Codification<br> -Topic 210<br> -SubTopic 10<br> -Section S99<br> -Paragraph 1<br> -Subparagraph (SX 201.5-02(26))<br> -URI http://asc.fasb.org/extlink&amp;oid=120391452&amp;loc=d3e13212-122682<br><br>Reference 6: http://www.xbrl.org/2003/role/disclosureRef<br> -Publisher FASB<br> -Name Accounting Standards Codification<br> -Topic 825<br> -SubTopic 10<br> -Section 50<br> -Paragraph 28<br> -Subparagraph (f)<br> -URI http://asc.fasb.org/extlink&amp;oid=75031198&amp;loc=d3e14064-108612<br><br>Reference 7: http://www.xbrl.org/2003/role/disclosureRef<br> -Publisher FASB<br> -Name Accounting Standards Codification<br> -Topic 810<br> -SubTopic 10<br> -Section 50<br> -Paragraph 3<br> -Subparagraph (bb)<br> -URI http://asc.fasb.org/extlink&amp;oid=121559654&amp;loc=d3e5710-111685<br><br>Reference 8: http://www.xbrl.org/2003/role/disclosureRef<br> -Publisher FASB<br> -Name Accounting Standards Codification<br> -Topic 323<br> -SubTopic 10<br> -Section 50<br> -Paragraph 3<br> -Subparagraph (c)<br> -URI http://asc.fasb.org/extlink&amp;oid=114001798&amp;loc=d3e33918-111571<br><br>Reference 9: http://fasb.org/us-gaap/role/ref/legacyRef<br> -Publisher FASB<br> -Name Accounting Standards Codification<br> -Topic 210<br> -SubTopic 10<br> -Section S99<br> -Paragraph 1<br> -Subparagraph (SX 201.5-02(24))<br> -URI http://asc.fasb.org/extlink&amp;oid=120391452&amp;loc=d3e13212-122682<br><br>Reference 10: http://www.xbrl.org/2003/role/disclosureRef<br> -Publisher FASB<br> -Name Accounting Standards Codification<br> -Topic 810<br> -SubTopic 10<br> -Section 50<br> -Paragraph 3<br> -Subparagraph (c)<br> -URI http://asc.fasb.org/extlink&amp;oid=121559654&amp;loc=d3e5710-111685<br><br>Reference 11: http://www.xbrl.org/2003/role/disclosureRef<br> -Publisher FASB<br> -Name Accounting Standards Codification<br> -Topic 810<br> -SubTopic 10<br> -Section 45<br> -Paragraph 25<br> -Subparagraph (b)<br> -URI http://asc.fasb.org/extlink&amp;oid=116870748&amp;loc=SL6758485-165988<br></p></div>
<a href="javascript:void(0);" onclick="top.Show.toggleNext( this );">+ Details</a><div style="display: none;"><table border="0" cellpadding="0" cellspacing="0">
<tr>
<td><strong> Name:</strong></td>
<td style="white-space:nowrap;">us-gaap_LiabilitiesNoncurrent</td>
</tr>
<tr>
<td style="padding-right: 4px;white-space:nowrap;"><strong> Namespace Prefix:</strong></td>
<td>us-gaap_</td>
</tr>
<tr>
<td><strong> Data Type:</strong></td>
<td>xbrli:monetaryItemType</td>
</tr>
<tr>
<td><strong> Balance Type:</strong></td>
<td>credit</td>
</tr>
<tr>
<td><strong> Period Type:</strong></td>
<td>instant</td>
</tr>
</table></div>
</div></td></tr>
</table>
<table border="0" cellpadding="0" cellspacing="0" class="authRefData" style="display: none;" id="defref_us-gaap_LiabilitiesNoncurrentAbstract">
<tr><td class="hide"><a style="color: white;" href="javascript:void(0);" onclick="top.Show.hideAR();">X</a></td></tr>
<tr><td><div class="body" style="padding: 2px;">
<a href="javascript:void(0);" onclick="top.Show.toggleNext( this );">- References</a><div><p>No definition available.</p></div>
<a href="javascript:void(0);" onclick="top.Show.toggleNext( this );">+ Details</a><div style="display: none;"><table border="0" cellpadding="0" cellspacing="0">
<tr>
<td><strong> Name:</strong></td>
<td style="white-space:nowrap;">us-gaap_LiabilitiesNoncurrentAbstract</td>
</tr>
<tr>
<td style="padding-right: 4px;white-space:nowrap;"><strong> Namespace Prefix:</strong></td>
<td>us-gaap_</td>
</tr>
<tr>
<td><strong> Data Type:</strong></td>
<td>xbrli:stringItemType</td>
</tr>
<tr>
<td><strong> Balance Type:</strong></td>
<td>na</td>
</tr>
<tr>
<td><strong> Period Type:</strong></td>
<td>duration</td>
</tr>
</table></div>
</div></td></tr>
</table>
<table border="0" cellpadding="0" cellspacing="0" class="authRefData" style="display: none;" id="defref_us-gaap_LongTermDebtCurrent">
<tr><td class="hide"><a style="color: white;" href="javascript:void(0);" onclick="top.Show.hideAR();">X</a></td></tr>
<tr><td><div class="body" style="padding: 2px;">
<a href="javascript:void(0);" onclick="top.Show.toggleNext( this );">- Definition</a><div><p>Amount, after unamortized (discount) premium and debt issuance costs, of long-term debt, classified as current. Includes, but not limited to, notes payable, bonds payable, debentures, mortgage loans and commercial paper. Excludes capital lease obligations.</p></div>
<a href="javascript:void(0);" onclick="top.Show.toggleNext( this );">+ References</a><div style="display: none;"><p>Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef<br> -Publisher FASB<br> -Name Accounting Standards Codification<br> -Topic 210<br> -SubTopic 10<br> -Section S99<br> -Paragraph 1<br> -Subparagraph (SX 210.5-02.19,20)<br> -URI http://asc.fasb.org/extlink&amp;oid=120391452&amp;loc=d3e13212-122682<br></p></div>
<a href="javascript:void(0);" onclick="top.Show.toggleNext( this );">+ Details</a><div style="display: none;"><table border="0" cellpadding="0" cellspacing="0">
<tr>
<td><strong> Name:</strong></td>
<td style="white-space:nowrap;">us-gaap_LongTermDebtCurrent</td>
</tr>
<tr>
<td style="padding-right: 4px;white-space:nowrap;"><strong> Namespace Prefix:</strong></td>
<td>us-gaap_</td>
</tr>
<tr>
<td><strong> Data Type:</strong></td>
<td>xbrli:monetaryItemType</td>
</tr>
<tr>
<td><strong> Balance Type:</strong></td>
<td>credit</td>
</tr>
<tr>
<td><strong> Period Type:</strong></td>
<td>instant</td>
</tr>
</table></div>
</div></td></tr>
</table>
<table border="0" cellpadding="0" cellspacing="0" class="authRefData" style="display: none;" id="defref_us-gaap_LongTermDebtNoncurrent">
<tr><td class="hide"><a style="color: white;" href="javascript:void(0);" onclick="top.Show.hideAR();">X</a></td></tr>
<tr><td><div class="body" style="padding: 2px;">
<a href="javascript:void(0);" onclick="top.Show.toggleNext( this );">- Definition</a><div><p>Amount after unamortized (discount) premium and debt issuance costs of long-term debt classified as noncurrent and excluding amounts to be repaid within one year or the normal operating cycle, if longer. Includes, but not limited to, notes payable, bonds payable, debentures, mortgage loans and commercial paper. Excludes capital lease obligations.</p></div>
<a href="javascript:void(0);" onclick="top.Show.toggleNext( this );">+ References</a><div style="display: none;"><p>Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef<br> -Publisher FASB<br> -Name Accounting Standards Codification<br> -Topic 210<br> -SubTopic 10<br> -Section S99<br> -Paragraph 1<br> -Subparagraph (SX 210.5-02.22)<br> -URI http://asc.fasb.org/extlink&amp;oid=120391452&amp;loc=d3e13212-122682<br></p></div>
<a href="javascript:void(0);" onclick="top.Show.toggleNext( this );">+ Details</a><div style="display: none;"><table border="0" cellpadding="0" cellspacing="0">
<tr>
<td><strong> Name:</strong></td>
<td style="white-space:nowrap;">us-gaap_LongTermDebtNoncurrent</td>
</tr>
<tr>
<td style="padding-right: 4px;white-space:nowrap;"><strong> Namespace Prefix:</strong></td>
<td>us-gaap_</td>
</tr>
<tr>
<td><strong> Data Type:</strong></td>
<td>xbrli:monetaryItemType</td>
</tr>
<tr>
<td><strong> Balance Type:</strong></td>
<td>credit</td>
</tr>
<tr>
<td><strong> Period Type:</strong></td>
<td>instant</td>
</tr>
</table></div>
</div></td></tr>
</table>
<table border="0" cellpadding="0" cellspacing="0" class="authRefData" style="display: none;" id="defref_us-gaap_LongTermInvestments">
<tr><td class="hide"><a style="color: white;" href="javascript:void(0);" onclick="top.Show.hideAR();">X</a></td></tr>
<tr><td><div class="body" style="padding: 2px;">
<a href="javascript:void(0);" onclick="top.Show.toggleNext( this );">- Definition</a><div><p>The total amount of investments that are intended to be held for an extended period of time (longer than one operating cycle).</p></div>
<a href="javascript:void(0);" onclick="top.Show.toggleNext( this );">+ References</a><div style="display: none;"><p>Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef<br> -Publisher FASB<br> -Name Accounting Standards Codification<br> -Topic 210<br> -SubTopic 10<br> -Section S99<br> -Paragraph 1<br> -Subparagraph (SX 210.5-02.12)<br> -URI http://asc.fasb.org/extlink&amp;oid=120391452&amp;loc=d3e13212-122682<br></p></div>
<a href="javascript:void(0);" onclick="top.Show.toggleNext( this );">+ Details</a><div style="display: none;"><table border="0" cellpadding="0" cellspacing="0">
<tr>
<td><strong> Name:</strong></td>
<td style="white-space:nowrap;">us-gaap_LongTermInvestments</td>
</tr>
<tr>
<td style="padding-right: 4px;white-space:nowrap;"><strong> Namespace Prefix:</strong></td>
<td>us-gaap_</td>
</tr>
<tr>
<td><strong> Data Type:</strong></td>
<td>xbrli:monetaryItemType</td>
</tr>
<tr>
<td><strong> Balance Type:</strong></td>
<td>debit</td>
</tr>
<tr>
<td><strong> Period Type:</strong></td>
<td>instant</td>
</tr>
</table></div>
</div></td></tr>
</table>
<table border="0" cellpadding="0" cellspacing="0" class="authRefData" style="display: none;" id="defref_us-gaap_OtherAssetsCurrent">
<tr><td class="hide"><a style="color: white;" href="javascript:void(0);" onclick="top.Show.hideAR();">X</a></td></tr>
<tr><td><div class="body" style="padding: 2px;">
<a href="javascript:void(0);" onclick="top.Show.toggleNext( this );">- Definition</a><div><p>Amount of current assets classified as other.</p></div>
<a href="javascript:void(0);" onclick="top.Show.toggleNext( this );">+ References</a><div style="display: none;"><p>Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef<br> -Publisher FASB<br> -Name Accounting Standards Codification<br> -Topic 210<br> -SubTopic 10<br> -Section S99<br> -Paragraph 1<br> -Subparagraph (SX 210.5-02.8)<br> -URI http://asc.fasb.org/extlink&amp;oid=120391452&amp;loc=d3e13212-122682<br></p></div>
<a href="javascript:void(0);" onclick="top.Show.toggleNext( this );">+ Details</a><div style="display: none;"><table border="0" cellpadding="0" cellspacing="0">
<tr>
<td><strong> Name:</strong></td>
<td style="white-space:nowrap;">us-gaap_OtherAssetsCurrent</td>
</tr>
<tr>
<td style="padding-right: 4px;white-space:nowrap;"><strong> Namespace Prefix:</strong></td>
<td>us-gaap_</td>
</tr>
<tr>
<td><strong> Data Type:</strong></td>
<td>xbrli:monetaryItemType</td>
</tr>
<tr>
<td><strong> Balance Type:</strong></td>
<td>debit</td>
</tr>
<tr>
<td><strong> Period Type:</strong></td>
<td>instant</td>
</tr>
</table></div>
</div></td></tr>
</table>
<table border="0" cellpadding="0" cellspacing="0" class="authRefData" style="display: none;" id="defref_us-gaap_OtherAssetsNoncurrent">
<tr><td class="hide"><a style="color: white;" href="javascript:void(0);" onclick="top.Show.hideAR();">X</a></td></tr>
<tr><td><div class="body" style="padding: 2px;">
<a href="javascript:void(0);" onclick="top.Show.toggleNext( this );">- Definition</a><div><p>Amount of noncurrent assets classified as other.</p></div>
<a href="javascript:void(0);" onclick="top.Show.toggleNext( this );">+ References</a><div style="display: none;"><p>Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef<br> -Publisher FASB<br> -Name Accounting Standards Codification<br> -Topic 210<br> -SubTopic 10<br> -Section S99<br> -Paragraph 1<br> -Subparagraph (SX 210.5-02.17)<br> -URI http://asc.fasb.org/extlink&amp;oid=120391452&amp;loc=d3e13212-122682<br></p></div>
<a href="javascript:void(0);" onclick="top.Show.toggleNext( this );">+ Details</a><div style="display: none;"><table border="0" cellpadding="0" cellspacing="0">
<tr>
<td><strong> Name:</strong></td>
<td style="white-space:nowrap;">us-gaap_OtherAssetsNoncurrent</td>
</tr>
<tr>
<td style="padding-right: 4px;white-space:nowrap;"><strong> Namespace Prefix:</strong></td>
<td>us-gaap_</td>
</tr>
<tr>
<td><strong> Data Type:</strong></td>
<td>xbrli:monetaryItemType</td>
</tr>
<tr>
<td><strong> Balance Type:</strong></td>
<td>debit</td>
</tr>
<tr>
<td><strong> Period Type:</strong></td>
<td>instant</td>
</tr>
</table></div>
</div></td></tr>
</table>
<table border="0" cellpadding="0" cellspacing="0" class="authRefData" style="display: none;" id="defref_us-gaap_OtherLiabilitiesCurrent">
<tr><td class="hide"><a style="color: white;" href="javascript:void(0);" onclick="top.Show.hideAR();">X</a></td></tr>
<tr><td><div class="body" style="padding: 2px;">
<a href="javascript:void(0);" onclick="top.Show.toggleNext( this );">- Definition</a><div><p>Amount of liabilities classified as other, due within one year or the normal operating cycle, if longer.</p></div>
<a href="javascript:void(0);" onclick="top.Show.toggleNext( this );">+ References</a><div style="display: none;"><p>Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef<br> -Publisher FASB<br> -Name Accounting Standards Codification<br> -Topic 210<br> -SubTopic 10<br> -Section 45<br> -Paragraph 5<br> -URI http://asc.fasb.org/extlink&amp;oid=121566466&amp;loc=d3e6904-107765<br><br>Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef<br> -Publisher FASB<br> -Name Accounting Standards Codification<br> -Topic 210<br> -SubTopic 10<br> -Section 45<br> -Paragraph 6<br> -URI http://asc.fasb.org/extlink&amp;oid=121566466&amp;loc=d3e6911-107765<br><br>Reference 3: http://fasb.org/us-gaap/role/ref/legacyRef<br> -Publisher FASB<br> -Name Accounting Standards Codification<br> -Topic 210<br> -SubTopic 10<br> -Section S99<br> -Paragraph 1<br> -Subparagraph (SX 210.5-02.20)<br> -URI http://asc.fasb.org/extlink&amp;oid=120391452&amp;loc=d3e13212-122682<br></p></div>
<a href="javascript:void(0);" onclick="top.Show.toggleNext( this );">+ Details</a><div style="display: none;"><table border="0" cellpadding="0" cellspacing="0">
<tr>
<td><strong> Name:</strong></td>
<td style="white-space:nowrap;">us-gaap_OtherLiabilitiesCurrent</td>
</tr>
<tr>
<td style="padding-right: 4px;white-space:nowrap;"><strong> Namespace Prefix:</strong></td>
<td>us-gaap_</td>
</tr>
<tr>
<td><strong> Data Type:</strong></td>
<td>xbrli:monetaryItemType</td>
</tr>
<tr>
<td><strong> Balance Type:</strong></td>
<td>credit</td>
</tr>
<tr>
<td><strong> Period Type:</strong></td>
<td>instant</td>
</tr>
</table></div>
</div></td></tr>
</table>
<table border="0" cellpadding="0" cellspacing="0" class="authRefData" style="display: none;" id="defref_us-gaap_OtherLiabilitiesNoncurrent">
<tr><td class="hide"><a style="color: white;" href="javascript:void(0);" onclick="top.Show.hideAR();">X</a></td></tr>
<tr><td><div class="body" style="padding: 2px;">
<a href="javascript:void(0);" onclick="top.Show.toggleNext( this );">- Definition</a><div><p>Amount of liabilities classified as other, due after one year or the normal operating cycle, if longer.</p></div>
<a href="javascript:void(0);" onclick="top.Show.toggleNext( this );">+ References</a><div style="display: none;"><p>Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef<br> -Publisher FASB<br> -Name Accounting Standards Codification<br> -Topic 210<br> -SubTopic 10<br> -Section S99<br> -Paragraph 1<br> -Subparagraph (SX 210.5-02.24)<br> -URI http://asc.fasb.org/extlink&amp;oid=120391452&amp;loc=d3e13212-122682<br></p></div>
<a href="javascript:void(0);" onclick="top.Show.toggleNext( this );">+ Details</a><div style="display: none;"><table border="0" cellpadding="0" cellspacing="0">
<tr>
<td><strong> Name:</strong></td>
<td style="white-space:nowrap;">us-gaap_OtherLiabilitiesNoncurrent</td>
</tr>
<tr>
<td style="padding-right: 4px;white-space:nowrap;"><strong> Namespace Prefix:</strong></td>
<td>us-gaap_</td>
</tr>
<tr>
<td><strong> Data Type:</strong></td>
<td>xbrli:monetaryItemType</td>
</tr>
<tr>
<td><strong> Balance Type:</strong></td>
<td>credit</td>
</tr>
<tr>
<td><strong> Period Type:</strong></td>
<td>instant</td>
</tr>
</table></div>
</div></td></tr>
</table>
<table border="0" cellpadding="0" cellspacing="0" class="authRefData" style="display: none;" id="defref_us-gaap_OtherPostretirementDefinedBenefitPlanLiabilitiesNoncurrent">
<tr><td class="hide"><a style="color: white;" href="javascript:void(0);" onclick="top.Show.hideAR();">X</a></td></tr>
<tr><td><div class="body" style="padding: 2px;">
<a href="javascript:void(0);" onclick="top.Show.toggleNext( this );">- Definition</a><div><p>Amount of liability, recognized in statement of financial position, for defined benefit other postretirement plan, classified as noncurrent. Excludes pension plan.</p></div>
<a href="javascript:void(0);" onclick="top.Show.toggleNext( this );">+ References</a><div style="display: none;"><p>Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef<br> -Publisher FASB<br> -Name Accounting Standards Codification<br> -Topic 715<br> -SubTopic 20<br> -Section 50<br> -Paragraph 1<br> -Subparagraph (c)<br> -URI http://asc.fasb.org/extlink&amp;oid=118255775&amp;loc=d3e1928-114920<br><br>Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef<br> -Publisher FASB<br> -Name Accounting Standards Codification<br> -Topic 210<br> -SubTopic 10<br> -Section S99<br> -Paragraph 1<br> -Subparagraph (SX 210.5-02(24))<br> -URI http://asc.fasb.org/extlink&amp;oid=120391452&amp;loc=d3e13212-122682<br><br>Reference 3: http://fasb.org/us-gaap/role/ref/legacyRef<br> -Publisher FASB<br> -Name Accounting Standards Codification<br> -Topic 715<br> -SubTopic 20<br> -Section 45<br> -Paragraph 3<br> -URI http://asc.fasb.org/extlink&amp;oid=109237824&amp;loc=d3e1731-114919<br><br>Reference 4: http://fasb.org/us-gaap/role/ref/legacyRef<br> -Publisher FASB<br> -Name Accounting Standards Codification<br> -Topic 715<br> -SubTopic 20<br> -Section 45<br> -Paragraph 2<br> -URI http://asc.fasb.org/extlink&amp;oid=109237824&amp;loc=d3e1703-114919<br></p></div>
<a href="javascript:void(0);" onclick="top.Show.toggleNext( this );">+ Details</a><div style="display: none;"><table border="0" cellpadding="0" cellspacing="0">
<tr>
<td><strong> Name:</strong></td>
<td style="white-space:nowrap;">us-gaap_OtherPostretirementDefinedBenefitPlanLiabilitiesNoncurrent</td>
</tr>
<tr>
<td style="padding-right: 4px;white-space:nowrap;"><strong> Namespace Prefix:</strong></td>
<td>us-gaap_</td>
</tr>
<tr>
<td><strong> Data Type:</strong></td>
<td>xbrli:monetaryItemType</td>
</tr>
<tr>
<td><strong> Balance Type:</strong></td>
<td>credit</td>
</tr>
<tr>
<td><strong> Period Type:</strong></td>
<td>instant</td>
</tr>
</table></div>
</div></td></tr>
</table>
<table border="0" cellpadding="0" cellspacing="0" class="authRefData" style="display: none;" id="defref_us-gaap_PropertyPlantAndEquipmentNet">
<tr><td class="hide"><a style="color: white;" href="javascript:void(0);" onclick="top.Show.hideAR();">X</a></td></tr>
<tr><td><div class="body" style="padding: 2px;">
<a href="javascript:void(0);" onclick="top.Show.toggleNext( this );">- Definition</a><div><p>Amount after accumulated depreciation, depletion and amortization of physical assets used in the normal conduct of business to produce goods and services and not intended for resale. Examples include, but are not limited to, land, buildings, machinery and equipment, office equipment, and furniture and fixtures.</p></div>
<a href="javascript:void(0);" onclick="top.Show.toggleNext( this );">+ References</a><div style="display: none;"><p>Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef<br> -Publisher FASB<br> -Name Accounting Standards Codification<br> -Topic 210<br> -SubTopic 10<br> -Section S99<br> -Paragraph 1<br> -Subparagraph (SX 210.5-02(14))<br> -URI http://asc.fasb.org/extlink&amp;oid=120391452&amp;loc=d3e13212-122682<br><br>Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef<br> -Publisher FASB<br> -Name Accounting Standards Codification<br> -Topic 360<br> -SubTopic 10<br> -Section 50<br> -Paragraph 1<br> -URI http://asc.fasb.org/extlink&amp;oid=6391035&amp;loc=d3e2868-110229<br><br>Reference 3: http://fasb.org/us-gaap/role/ref/legacyRef<br> -Publisher FASB<br> -Name Accounting Standards Codification<br> -Topic 944<br> -SubTopic 210<br> -Section S99<br> -Paragraph 1<br> -Subparagraph (SX 210.7-03(a)(8))<br> -URI http://asc.fasb.org/extlink&amp;oid=120400017&amp;loc=d3e572229-122910<br><br>Reference 4: http://fasb.org/us-gaap/role/ref/legacyRef<br> -Publisher FASB<br> -Name Accounting Standards Codification<br> -Topic 210<br> -SubTopic 10<br> -Section S99<br> -Paragraph 1<br> -Subparagraph (SX 210.5-02(13))<br> -URI http://asc.fasb.org/extlink&amp;oid=120391452&amp;loc=d3e13212-122682<br></p></div>
<a href="javascript:void(0);" onclick="top.Show.toggleNext( this );">+ Details</a><div style="display: none;"><table border="0" cellpadding="0" cellspacing="0">
<tr>
<td><strong> Name:</strong></td>
<td style="white-space:nowrap;">us-gaap_PropertyPlantAndEquipmentNet</td>
</tr>
<tr>
<td style="padding-right: 4px;white-space:nowrap;"><strong> Namespace Prefix:</strong></td>
<td>us-gaap_</td>
</tr>
<tr>
<td><strong> Data Type:</strong></td>
<td>xbrli:monetaryItemType</td>
</tr>
<tr>
<td><strong> Balance Type:</strong></td>
<td>debit</td>
</tr>
<tr>
<td><strong> Period Type:</strong></td>
<td>instant</td>
</tr>
</table></div>
</div></td></tr>
</table>
<table border="0" cellpadding="0" cellspacing="0" class="authRefData" style="display: none;" id="defref_us-gaap_RegulatoryAssetsCurrent">
<tr><td class="hide"><a style="color: white;" href="javascript:void(0);" onclick="top.Show.hideAR();">X</a></td></tr>
<tr><td><div class="body" style="padding: 2px;">
<a href="javascript:void(0);" onclick="top.Show.toggleNext( this );">- Definition</a><div><p>Carrying amount as of the balance sheet date of capitalized costs of regulated entities that are expected to be recovered through revenue sources within one year or the normal operating cycle, if longer. Such costs are capitalized if they meet both of the following criteria: a. It is probable that future revenue in an amount at least equal to the capitalized cost will result from inclusion of that cost in allowable costs for rate-making purposes. b. Based on available evidence, the future revenue will be provided to permit recovery of the previously incurred cost rather than to provide for expected levels of similar future costs. If the revenue will be provided through an automatic rate-adjustment clause, this criterion requires that the regulator's intent clearly be to permit recovery of the previously incurred cost.</p></div>
<a href="javascript:void(0);" onclick="top.Show.toggleNext( this );">+ References</a><div style="display: none;"><p>Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef<br> -Publisher FASB<br> -Name Accounting Standards Codification<br> -Topic 980<br> -SubTopic 340<br> -Section 50<br> -Paragraph 1<br> -URI http://asc.fasb.org/extlink&amp;oid=6499975&amp;loc=d3e44250-110382<br></p></div>
<a href="javascript:void(0);" onclick="top.Show.toggleNext( this );">+ Details</a><div style="display: none;"><table border="0" cellpadding="0" cellspacing="0">
<tr>
<td><strong> Name:</strong></td>
<td style="white-space:nowrap;">us-gaap_RegulatoryAssetsCurrent</td>
</tr>
<tr>
<td style="padding-right: 4px;white-space:nowrap;"><strong> Namespace Prefix:</strong></td>
<td>us-gaap_</td>
</tr>
<tr>
<td><strong> Data Type:</strong></td>
<td>xbrli:monetaryItemType</td>
</tr>
<tr>
<td><strong> Balance Type:</strong></td>
<td>debit</td>
</tr>
<tr>
<td><strong> Period Type:</strong></td>
<td>instant</td>
</tr>
</table></div>
</div></td></tr>
</table>
<table border="0" cellpadding="0" cellspacing="0" class="authRefData" style="display: none;" id="defref_us-gaap_RegulatoryAssetsNoncurrent">
<tr><td class="hide"><a style="color: white;" href="javascript:void(0);" onclick="top.Show.hideAR();">X</a></td></tr>
<tr><td><div class="body" style="padding: 2px;">
<a href="javascript:void(0);" onclick="top.Show.toggleNext( this );">- Definition</a><div><p>Carrying amount as of the balance sheet date of capitalized costs of regulated entities that are not expected to be recovered through revenue sources within one year or the normal operating cycle if longer.</p></div>
<a href="javascript:void(0);" onclick="top.Show.toggleNext( this );">+ References</a><div style="display: none;"><p>Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef<br> -Publisher FASB<br> -Name Accounting Standards Codification<br> -Topic 980<br> -SubTopic 340<br> -Section 50<br> -Paragraph 1<br> -URI http://asc.fasb.org/extlink&amp;oid=6499975&amp;loc=d3e44250-110382<br></p></div>
<a href="javascript:void(0);" onclick="top.Show.toggleNext( this );">+ Details</a><div style="display: none;"><table border="0" cellpadding="0" cellspacing="0">
<tr>
<td><strong> Name:</strong></td>
<td style="white-space:nowrap;">us-gaap_RegulatoryAssetsNoncurrent</td>
</tr>
<tr>
<td style="padding-right: 4px;white-space:nowrap;"><strong> Namespace Prefix:</strong></td>
<td>us-gaap_</td>
</tr>
<tr>
<td><strong> Data Type:</strong></td>
<td>xbrli:monetaryItemType</td>
</tr>
<tr>
<td><strong> Balance Type:</strong></td>
<td>debit</td>
</tr>
<tr>
<td><strong> Period Type:</strong></td>
<td>instant</td>
</tr>
</table></div>
</div></td></tr>
</table>
<table border="0" cellpadding="0" cellspacing="0" class="authRefData" style="display: none;" id="defref_us-gaap_RegulatoryLiabilityCurrent">
<tr><td class="hide"><a style="color: white;" href="javascript:void(0);" onclick="top.Show.hideAR();">X</a></td></tr>
<tr><td><div class="body" style="padding: 2px;">
<a href="javascript:void(0);" onclick="top.Show.toggleNext( this );">- Definition</a><div><p>The amount for the individual regulatory current liability as itemized in a table of regulatory current liabilities as of the end of the period.</p></div>
<a href="javascript:void(0);" onclick="top.Show.toggleNext( this );">+ References</a><div style="display: none;"><p>Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef<br> -Publisher FASB<br> -Name Accounting Standards Codification<br> -Topic 980<br> -SubTopic 405<br> -Section 25<br> -Paragraph 1<br> -URI http://asc.fasb.org/extlink&amp;oid=6500807&amp;loc=d3e48068-110394<br></p></div>
<a href="javascript:void(0);" onclick="top.Show.toggleNext( this );">+ Details</a><div style="display: none;"><table border="0" cellpadding="0" cellspacing="0">
<tr>
<td><strong> Name:</strong></td>
<td style="white-space:nowrap;">us-gaap_RegulatoryLiabilityCurrent</td>
</tr>
<tr>
<td style="padding-right: 4px;white-space:nowrap;"><strong> Namespace Prefix:</strong></td>
<td>us-gaap_</td>
</tr>
<tr>
<td><strong> Data Type:</strong></td>
<td>xbrli:monetaryItemType</td>
</tr>
<tr>
<td><strong> Balance Type:</strong></td>
<td>credit</td>
</tr>
<tr>
<td><strong> Period Type:</strong></td>
<td>instant</td>
</tr>
</table></div>
</div></td></tr>
</table>
<table border="0" cellpadding="0" cellspacing="0" class="authRefData" style="display: none;" id="defref_us-gaap_RegulatoryLiabilityNoncurrent">
<tr><td class="hide"><a style="color: white;" href="javascript:void(0);" onclick="top.Show.hideAR();">X</a></td></tr>
<tr><td><div class="body" style="padding: 2px;">
<a href="javascript:void(0);" onclick="top.Show.toggleNext( this );">- Definition</a><div><p>The amount for the individual regulatory noncurrent liability as itemized in a table of regulatory noncurrent liabilities as of the end of the period.</p></div>
<a href="javascript:void(0);" onclick="top.Show.toggleNext( this );">+ References</a><div style="display: none;"><p>Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef<br> -Publisher FASB<br> -Name Accounting Standards Codification<br> -Topic 210<br> -SubTopic 10<br> -Section S99<br> -Paragraph 1<br> -Subparagraph (SX 210.5-02.24)<br> -URI http://asc.fasb.org/extlink&amp;oid=120391452&amp;loc=d3e13212-122682<br></p></div>
<a href="javascript:void(0);" onclick="top.Show.toggleNext( this );">+ Details</a><div style="display: none;"><table border="0" cellpadding="0" cellspacing="0">
<tr>
<td><strong> Name:</strong></td>
<td style="white-space:nowrap;">us-gaap_RegulatoryLiabilityNoncurrent</td>
</tr>
<tr>
<td style="padding-right: 4px;white-space:nowrap;"><strong> Namespace Prefix:</strong></td>
<td>us-gaap_</td>
</tr>
<tr>
<td><strong> Data Type:</strong></td>
<td>xbrli:monetaryItemType</td>
</tr>
<tr>
<td><strong> Balance Type:</strong></td>
<td>credit</td>
</tr>
<tr>
<td><strong> Period Type:</strong></td>
<td>instant</td>
</tr>
</table></div>
</div></td></tr>
</table>
<table border="0" cellpadding="0" cellspacing="0" class="authRefData" style="display: none;" id="defref_us-gaap_RetainedEarningsAccumulatedDeficit">
<tr><td class="hide"><a style="color: white;" href="javascript:void(0);" onclick="top.Show.hideAR();">X</a></td></tr>
<tr><td><div class="body" style="padding: 2px;">
<a href="javascript:void(0);" onclick="top.Show.toggleNext( this );">- Definition</a><div><p>The cumulative amount of the reporting entity's undistributed earnings or deficit.</p></div>
<a href="javascript:void(0);" onclick="top.Show.toggleNext( this );">+ References</a><div style="display: none;"><p>Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef<br> -Publisher FASB<br> -Name Accounting Standards Codification<br> -Topic 210<br> -SubTopic 10<br> -Section S99<br> -Paragraph 1<br> -Subparagraph (SX 210.5-02(30)(a)(3))<br> -URI http://asc.fasb.org/extlink&amp;oid=120391452&amp;loc=d3e13212-122682<br><br>Reference 2: http://www.xbrl.org/2003/role/disclosureRef<br> -Publisher FASB<br> -Name Accounting Standards Codification<br> -Topic 718<br> -SubTopic 10<br> -Section 65<br> -Paragraph 15<br> -Subparagraph (g)(2)<br> -URI http://asc.fasb.org/extlink&amp;oid=121322162&amp;loc=SL121327923-165333<br><br>Reference 3: http://fasb.org/us-gaap/role/ref/legacyRef<br> -Publisher FASB<br> -Name Accounting Standards Codification<br> -Topic 944<br> -SubTopic 210<br> -Section S99<br> -Paragraph 1<br> -Subparagraph (SX 210.7-03(a)(23)(a)(4))<br> -URI http://asc.fasb.org/extlink&amp;oid=120400017&amp;loc=d3e572229-122910<br><br>Reference 4: http://www.xbrl.org/2003/role/disclosureRef<br> -Publisher FASB<br> -Name Accounting Standards Codification<br> -Topic 944<br> -SubTopic 40<br> -Section 65<br> -Paragraph 2<br> -Subparagraph (h)(2)<br> -URI http://asc.fasb.org/extlink&amp;oid=121370832&amp;loc=SL117420844-207641<br><br>Reference 5: http://fasb.org/us-gaap/role/ref/legacyRef<br> -Publisher FASB<br> -Name Accounting Standards Codification<br> -Topic 505<br> -SubTopic 10<br> -Section S99<br> -Paragraph 1<br> -Subparagraph (SX 210.3-04)<br> -URI http://asc.fasb.org/extlink&amp;oid=120397183&amp;loc=d3e187085-122770<br><br>Reference 6: http://www.xbrl.org/2003/role/disclosureRef<br> -Publisher FASB<br> -Name Accounting Standards Codification<br> -Topic 944<br> -SubTopic 40<br> -Section 65<br> -Paragraph 2<br> -Subparagraph (g)(2)(i)<br> -URI http://asc.fasb.org/extlink&amp;oid=121370832&amp;loc=SL117420844-207641<br></p></div>
<a href="javascript:void(0);" onclick="top.Show.toggleNext( this );">+ Details</a><div style="display: none;"><table border="0" cellpadding="0" cellspacing="0">
<tr>
<td><strong> Name:</strong></td>
<td style="white-space:nowrap;">us-gaap_RetainedEarningsAccumulatedDeficit</td>
</tr>
<tr>
<td style="padding-right: 4px;white-space:nowrap;"><strong> Namespace Prefix:</strong></td>
<td>us-gaap_</td>
</tr>
<tr>
<td><strong> Data Type:</strong></td>
<td>xbrli:monetaryItemType</td>
</tr>
<tr>
<td><strong> Balance Type:</strong></td>
<td>credit</td>
</tr>
<tr>
<td><strong> Period Type:</strong></td>
<td>instant</td>
</tr>
</table></div>
</div></td></tr>
</table>
<table border="0" cellpadding="0" cellspacing="0" class="authRefData" style="display: none;" id="defref_us-gaap_ShortTermBorrowings">
<tr><td class="hide"><a style="color: white;" href="javascript:void(0);" onclick="top.Show.hideAR();">X</a></td></tr>
<tr><td><div class="body" style="padding: 2px;">
<a href="javascript:void(0);" onclick="top.Show.toggleNext( this );">- Definition</a><div><p>Reflects the total carrying amount as of the balance sheet date of debt having initial terms less than one year or the normal operating cycle, if longer.</p></div>
<a href="javascript:void(0);" onclick="top.Show.toggleNext( this );">+ References</a><div style="display: none;"><p>Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef<br> -Publisher FASB<br> -Name Accounting Standards Codification<br> -Topic 210<br> -SubTopic 10<br> -Section S99<br> -Paragraph 1<br> -Subparagraph (SX 210.5-02(19)(a))<br> -URI http://asc.fasb.org/extlink&amp;oid=120391452&amp;loc=d3e13212-122682<br><br>Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef<br> -Publisher FASB<br> -Name Accounting Standards Codification<br> -Topic 944<br> -SubTopic 210<br> -Section S99<br> -Paragraph 1<br> -Subparagraph (SX 210.7-03(a)(16)(a)(1))<br> -URI http://asc.fasb.org/extlink&amp;oid=120400017&amp;loc=d3e572229-122910<br><br>Reference 3: http://fasb.org/us-gaap/role/ref/legacyRef<br> -Publisher FASB<br> -Name Accounting Standards Codification<br> -Topic 942<br> -SubTopic 210<br> -Section S99<br> -Paragraph 1<br> -Subparagraph (SX 210.9-03(13))<br> -URI http://asc.fasb.org/extlink&amp;oid=120398452&amp;loc=d3e534808-122878<br></p></div>
<a href="javascript:void(0);" onclick="top.Show.toggleNext( this );">+ Details</a><div style="display: none;"><table border="0" cellpadding="0" cellspacing="0">
<tr>
<td><strong> Name:</strong></td>
<td style="white-space:nowrap;">us-gaap_ShortTermBorrowings</td>
</tr>
<tr>
<td style="padding-right: 4px;white-space:nowrap;"><strong> Namespace Prefix:</strong></td>
<td>us-gaap_</td>
</tr>
<tr>
<td><strong> Data Type:</strong></td>
<td>xbrli:monetaryItemType</td>
</tr>
<tr>
<td><strong> Balance Type:</strong></td>
<td>credit</td>
</tr>
<tr>
<td><strong> Period Type:</strong></td>
<td>instant</td>
</tr>
</table></div>
</div></td></tr>
</table>
<table border="0" cellpadding="0" cellspacing="0" class="authRefData" style="display: none;" id="defref_us-gaap_StockholdersEquity">
<tr><td class="hide"><a style="color: white;" href="javascript:void(0);" onclick="top.Show.hideAR();">X</a></td></tr>
<tr><td><div class="body" style="padding: 2px;">
<a href="javascript:void(0);" onclick="top.Show.toggleNext( this );">- Definition</a><div><p>Total of all stockholders' equity (deficit) items, net of receivables from officers, directors, owners, and affiliates of the entity which are attributable to the parent. The amount of the economic entity's stockholders' equity attributable to the parent excludes the amount of stockholders' equity which is allocable to that ownership interest in subsidiary equity which is not attributable to the parent (noncontrolling interest, minority interest). This excludes temporary equity and is sometimes called permanent equity.</p></div>
<a href="javascript:void(0);" onclick="top.Show.toggleNext( this );">+ References</a><div style="display: none;"><p>Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef<br> -Publisher FASB<br> -Name Accounting Standards Codification<br> -Topic 235<br> -SubTopic 10<br> -Section S99<br> -Paragraph 1<br> -Subparagraph (SX 210.4-08(g)(1)(ii))<br> -URI http://asc.fasb.org/extlink&amp;oid=120395691&amp;loc=d3e23780-122690<br><br>Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef<br> -Publisher FASB<br> -Name Accounting Standards Codification<br> -Topic 310<br> -SubTopic 10<br> -Section S99<br> -Paragraph 2<br> -Subparagraph (SAB Topic 4.E)<br> -URI http://asc.fasb.org/extlink&amp;oid=27010918&amp;loc=d3e74512-122707<br><br>Reference 3: http://fasb.org/us-gaap/role/ref/legacyRef<br> -Publisher FASB<br> -Name Accounting Standards Codification<br> -Topic 210<br> -SubTopic 10<br> -Section S99<br> -Paragraph 1<br> -Subparagraph (SX 210.5-02(31))<br> -URI http://asc.fasb.org/extlink&amp;oid=120391452&amp;loc=d3e13212-122682<br><br>Reference 4: http://fasb.org/us-gaap/role/ref/legacyRef<br> -Publisher FASB<br> -Name Accounting Standards Codification<br> -Topic 210<br> -SubTopic 10<br> -Section S99<br> -Paragraph 1<br> -Subparagraph (SX 210.5-02(29))<br> -URI http://asc.fasb.org/extlink&amp;oid=120391452&amp;loc=d3e13212-122682<br><br>Reference 5: http://fasb.org/us-gaap/role/ref/legacyRef<br> -Publisher FASB<br> -Name Accounting Standards Codification<br> -Topic 210<br> -SubTopic 10<br> -Section S99<br> -Paragraph 1<br> -Subparagraph (SX 210.5-02(30))<br> -URI http://asc.fasb.org/extlink&amp;oid=120391452&amp;loc=d3e13212-122682<br><br>Reference 6: http://www.xbrl.org/2009/role/commonPracticeRef<br> -Publisher FASB<br> -Name Accounting Standards Codification<br> -Topic 825<br> -SubTopic 10<br> -Section 50<br> -Paragraph 28<br> -Subparagraph (f)<br> -URI http://asc.fasb.org/extlink&amp;oid=75031198&amp;loc=d3e14064-108612<br><br>Reference 7: http://www.xbrl.org/2009/role/commonPracticeRef<br> -Publisher FASB<br> -Name Accounting Standards Codification<br> -Topic 323<br> -SubTopic 10<br> -Section 50<br> -Paragraph 3<br> -Subparagraph (c)<br> -URI http://asc.fasb.org/extlink&amp;oid=114001798&amp;loc=d3e33918-111571<br></p></div>
<a href="javascript:void(0);" onclick="top.Show.toggleNext( this );">+ Details</a><div style="display: none;"><table border="0" cellpadding="0" cellspacing="0">
<tr>
<td><strong> Name:</strong></td>
<td style="white-space:nowrap;">us-gaap_StockholdersEquity</td>
</tr>
<tr>
<td style="padding-right: 4px;white-space:nowrap;"><strong> Namespace Prefix:</strong></td>
<td>us-gaap_</td>
</tr>
<tr>
<td><strong> Data Type:</strong></td>
<td>xbrli:monetaryItemType</td>
</tr>
<tr>
<td><strong> Balance Type:</strong></td>
<td>credit</td>
</tr>
<tr>
<td><strong> Period Type:</strong></td>
<td>instant</td>
</tr>
</table></div>
</div></td></tr>
</table>
<table border="0" cellpadding="0" cellspacing="0" class="authRefData" style="display: none;" id="defref_us-gaap_StockholdersEquityAbstract">
<tr><td class="hide"><a style="color: white;" href="javascript:void(0);" onclick="top.Show.hideAR();">X</a></td></tr>
<tr><td><div class="body" style="padding: 2px;">
<a href="javascript:void(0);" onclick="top.Show.toggleNext( this );">- References</a><div><p>No definition available.</p></div>
<a href="javascript:void(0);" onclick="top.Show.toggleNext( this );">+ Details</a><div style="display: none;"><table border="0" cellpadding="0" cellspacing="0">
<tr>
<td><strong> Name:</strong></td>
<td style="white-space:nowrap;">us-gaap_StockholdersEquityAbstract</td>
</tr>
<tr>
<td style="padding-right: 4px;white-space:nowrap;"><strong> Namespace Prefix:</strong></td>
<td>us-gaap_</td>
</tr>
<tr>
<td><strong> Data Type:</strong></td>
<td>xbrli:stringItemType</td>
</tr>
<tr>
<td><strong> Balance Type:</strong></td>
<td>na</td>
</tr>
<tr>
<td><strong> Period Type:</strong></td>
<td>duration</td>
</tr>
</table></div>
</div></td></tr>
</table>
</div>
</body>
</html>
</TEXT>
</DOCUMENT>
<DOCUMENT>
<TYPE>XML
<SEQUENCE>14
<FILENAME>R3.htm
<DESCRIPTION>IDEA: XBRL DOCUMENT
<TEXT>
<html>
<head>
<title></title>
<link rel="stylesheet" type="text/css" href="report.css">
<script type="text/javascript" src="Show.js">/* Do Not Remove This Comment */</script><script type="text/javascript">
							function toggleNextSibling (e) {
							if (e.nextSibling.style.display=='none') {
							e.nextSibling.style.display='block';
							} else { e.nextSibling.style.display='none'; }
							}</script>
</head>
<body>
<span style="display: none;">v3.21.1</span><table class="report" border="0" cellspacing="2" id="idm140348370042856">
<tr>
<th class="tl" colspan="1" rowspan="1"><div style="width: 200px;"><strong>Consolidated Balance Sheets (Parentheticals) - $ / shares<br></strong></div></th>
<th class="th"><div>Mar. 31, 2021</div></th>
<th class="th"><div>Dec. 31, 2020</div></th>
</tr>
<tr class="re">
<td class="pl " style="border-bottom: 0px;" valign="top"><a class="a" href="javascript:void(0);" onclick="top.Show.showAR( this, 'defref_us-gaap_StatementOfFinancialPositionAbstract', window );"><strong>Statement of Financial Position [Abstract]</strong></a></td>
<td class="text">&#160;<span></span>
</td>
<td class="text">&#160;<span></span>
</td>
</tr>
<tr class="ro">
<td class="pl " style="border-bottom: 0px;" valign="top"><a class="a" href="javascript:void(0);" onclick="top.Show.showAR( this, 'defref_us-gaap_CommonStockSharesAuthorized', window );">Common stock, shares authorized (in shares)</a></td>
<td class="nump">50,000,000<span></span>
</td>
<td class="nump">50,000,000<span></span>
</td>
</tr>
<tr class="re">
<td class="pl " style="border-bottom: 0px;" valign="top"><a class="a" href="javascript:void(0);" onclick="top.Show.showAR( this, 'defref_us-gaap_CommonStockParOrStatedValuePerShare', window );">Common stock, par value (in dollars per share)</a></td>
<td class="nump">$ 5<span></span>
</td>
<td class="nump">$ 5<span></span>
</td>
</tr>
<tr class="ro">
<td class="pl " style="border-bottom: 0px;" valign="top"><a class="a" href="javascript:void(0);" onclick="top.Show.showAR( this, 'defref_us-gaap_CommonStockSharesOutstanding', window );">Common stock, shares outstanding (in shares)</a></td>
<td class="nump">41,510,455<span></span>
</td>
<td class="nump">41,469,879<span></span>
</td>
</tr>
</table>
<div style="display: none;">
<table border="0" cellpadding="0" cellspacing="0" class="authRefData" style="display: none;" id="defref_us-gaap_CommonStockParOrStatedValuePerShare">
<tr><td class="hide"><a style="color: white;" href="javascript:void(0);" onclick="top.Show.hideAR();">X</a></td></tr>
<tr><td><div class="body" style="padding: 2px;">
<a href="javascript:void(0);" onclick="top.Show.toggleNext( this );">- Definition</a><div><p>Face amount or stated value per share of common stock.</p></div>
<a href="javascript:void(0);" onclick="top.Show.toggleNext( this );">+ References</a><div style="display: none;"><p>Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef<br> -Publisher FASB<br> -Name Accounting Standards Codification<br> -Topic 210<br> -SubTopic 10<br> -Section S99<br> -Paragraph 1<br> -Subparagraph (SX 210.5-02(29))<br> -URI http://asc.fasb.org/extlink&amp;oid=120391452&amp;loc=d3e13212-122682<br></p></div>
<a href="javascript:void(0);" onclick="top.Show.toggleNext( this );">+ Details</a><div style="display: none;"><table border="0" cellpadding="0" cellspacing="0">
<tr>
<td><strong> Name:</strong></td>
<td style="white-space:nowrap;">us-gaap_CommonStockParOrStatedValuePerShare</td>
</tr>
<tr>
<td style="padding-right: 4px;white-space:nowrap;"><strong> Namespace Prefix:</strong></td>
<td>us-gaap_</td>
</tr>
<tr>
<td><strong> Data Type:</strong></td>
<td>num:perShareItemType</td>
</tr>
<tr>
<td><strong> Balance Type:</strong></td>
<td>na</td>
</tr>
<tr>
<td><strong> Period Type:</strong></td>
<td>instant</td>
</tr>
</table></div>
</div></td></tr>
</table>
<table border="0" cellpadding="0" cellspacing="0" class="authRefData" style="display: none;" id="defref_us-gaap_CommonStockSharesAuthorized">
<tr><td class="hide"><a style="color: white;" href="javascript:void(0);" onclick="top.Show.hideAR();">X</a></td></tr>
<tr><td><div class="body" style="padding: 2px;">
<a href="javascript:void(0);" onclick="top.Show.toggleNext( this );">- Definition</a><div><p>The maximum number of common shares permitted to be issued by an entity's charter and bylaws.</p></div>
<a href="javascript:void(0);" onclick="top.Show.toggleNext( this );">+ References</a><div style="display: none;"><p>Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef<br> -Publisher FASB<br> -Name Accounting Standards Codification<br> -Topic 210<br> -SubTopic 10<br> -Section S99<br> -Paragraph 1<br> -Subparagraph (SX 210.5-02(29))<br> -URI http://asc.fasb.org/extlink&amp;oid=120391452&amp;loc=d3e13212-122682<br></p></div>
<a href="javascript:void(0);" onclick="top.Show.toggleNext( this );">+ Details</a><div style="display: none;"><table border="0" cellpadding="0" cellspacing="0">
<tr>
<td><strong> Name:</strong></td>
<td style="white-space:nowrap;">us-gaap_CommonStockSharesAuthorized</td>
</tr>
<tr>
<td style="padding-right: 4px;white-space:nowrap;"><strong> Namespace Prefix:</strong></td>
<td>us-gaap_</td>
</tr>
<tr>
<td><strong> Data Type:</strong></td>
<td>xbrli:sharesItemType</td>
</tr>
<tr>
<td><strong> Balance Type:</strong></td>
<td>na</td>
</tr>
<tr>
<td><strong> Period Type:</strong></td>
<td>instant</td>
</tr>
</table></div>
</div></td></tr>
</table>
<table border="0" cellpadding="0" cellspacing="0" class="authRefData" style="display: none;" id="defref_us-gaap_CommonStockSharesOutstanding">
<tr><td class="hide"><a style="color: white;" href="javascript:void(0);" onclick="top.Show.hideAR();">X</a></td></tr>
<tr><td><div class="body" style="padding: 2px;">
<a href="javascript:void(0);" onclick="top.Show.toggleNext( this );">- Definition</a><div><p>Number of shares of common stock outstanding. Common stock represent the ownership interest in a corporation.</p></div>
<a href="javascript:void(0);" onclick="top.Show.toggleNext( this );">+ References</a><div style="display: none;"><p>Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef<br> -Publisher FASB<br> -Name Accounting Standards Codification<br> -Topic 505<br> -SubTopic 10<br> -Section 50<br> -Paragraph 2<br> -URI http://asc.fasb.org/extlink&amp;oid=109259400&amp;loc=d3e21463-112644<br><br>Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef<br> -Publisher FASB<br> -Name Accounting Standards Codification<br> -Topic 210<br> -SubTopic 10<br> -Section S99<br> -Paragraph 1<br> -Subparagraph (SX 210.5-02(29))<br> -URI http://asc.fasb.org/extlink&amp;oid=120391452&amp;loc=d3e13212-122682<br></p></div>
<a href="javascript:void(0);" onclick="top.Show.toggleNext( this );">+ Details</a><div style="display: none;"><table border="0" cellpadding="0" cellspacing="0">
<tr>
<td><strong> Name:</strong></td>
<td style="white-space:nowrap;">us-gaap_CommonStockSharesOutstanding</td>
</tr>
<tr>
<td style="padding-right: 4px;white-space:nowrap;"><strong> Namespace Prefix:</strong></td>
<td>us-gaap_</td>
</tr>
<tr>
<td><strong> Data Type:</strong></td>
<td>xbrli:sharesItemType</td>
</tr>
<tr>
<td><strong> Balance Type:</strong></td>
<td>na</td>
</tr>
<tr>
<td><strong> Period Type:</strong></td>
<td>instant</td>
</tr>
</table></div>
</div></td></tr>
</table>
<table border="0" cellpadding="0" cellspacing="0" class="authRefData" style="display: none;" id="defref_us-gaap_StatementOfFinancialPositionAbstract">
<tr><td class="hide"><a style="color: white;" href="javascript:void(0);" onclick="top.Show.hideAR();">X</a></td></tr>
<tr><td><div class="body" style="padding: 2px;">
<a href="javascript:void(0);" onclick="top.Show.toggleNext( this );">- References</a><div><p>No definition available.</p></div>
<a href="javascript:void(0);" onclick="top.Show.toggleNext( this );">+ Details</a><div style="display: none;"><table border="0" cellpadding="0" cellspacing="0">
<tr>
<td><strong> Name:</strong></td>
<td style="white-space:nowrap;">us-gaap_StatementOfFinancialPositionAbstract</td>
</tr>
<tr>
<td style="padding-right: 4px;white-space:nowrap;"><strong> Namespace Prefix:</strong></td>
<td>us-gaap_</td>
</tr>
<tr>
<td><strong> Data Type:</strong></td>
<td>xbrli:stringItemType</td>
</tr>
<tr>
<td><strong> Balance Type:</strong></td>
<td>na</td>
</tr>
<tr>
<td><strong> Period Type:</strong></td>
<td>duration</td>
</tr>
</table></div>
</div></td></tr>
</table>
</div>
</body>
</html>
</TEXT>
</DOCUMENT>
<DOCUMENT>
<TYPE>XML
<SEQUENCE>15
<FILENAME>R4.htm
<DESCRIPTION>IDEA: XBRL DOCUMENT
<TEXT>
<html>
<head>
<title></title>
<link rel="stylesheet" type="text/css" href="report.css">
<script type="text/javascript" src="Show.js">/* Do Not Remove This Comment */</script><script type="text/javascript">
							function toggleNextSibling (e) {
							if (e.nextSibling.style.display=='none') {
							e.nextSibling.style.display='block';
							} else { e.nextSibling.style.display='none'; }
							}</script>
</head>
<body>
<span style="display: none;">v3.21.1</span><table class="report" border="0" cellspacing="2" id="idm140348372976568">
<tr>
<th class="tl" colspan="1" rowspan="2"><div style="width: 200px;"><strong>Consolidated Statements of Income - USD ($)<br> shares in Thousands, $ in Thousands</strong></div></th>
<th class="th" colspan="2">3 Months Ended</th>
</tr>
<tr>
<th class="th"><div>Mar. 31, 2021</div></th>
<th class="th"><div>Mar. 31, 2020</div></th>
</tr>
<tr class="re">
<td class="pl " style="border-bottom: 0px;" valign="top"><a class="a" href="javascript:void(0);" onclick="top.Show.showAR( this, 'defref_us-gaap_RevenuesAbstract', window );"><strong>Operating Revenues</strong></a></td>
<td class="text">&#160;<span></span>
</td>
<td class="text">&#160;<span></span>
</td>
</tr>
<tr class="ro">
<td class="pl " style="border-bottom: 0px;" valign="top"><a class="a" href="javascript:void(0);" onclick="top.Show.showAR( this, 'defref_us-gaap_Revenues', window );">Total Operating Revenues</a></td>
<td class="nump">$ 261,710<span></span>
</td>
<td class="nump">$ 234,747<span></span>
</td>
</tr>
<tr class="re">
<td class="pl " style="border-bottom: 0px;" valign="top"><a class="a" href="javascript:void(0);" onclick="top.Show.showAR( this, 'defref_us-gaap_CostsAndExpensesAbstract', window );"><strong>Operating Expenses</strong></a></td>
<td class="text">&#160;<span></span>
</td>
<td class="text">&#160;<span></span>
</td>
</tr>
<tr class="ro">
<td class="pl " style="border-bottom: 0px;" valign="top"><a class="a" href="javascript:void(0);" onclick="top.Show.showAR( this, 'defref_us-gaap_UtilitiesOperatingExpenseFuelUsed', window );">Electric Production Fuel</a></td>
<td class="nump">14,714<span></span>
</td>
<td class="nump">13,735<span></span>
</td>
</tr>
<tr class="re">
<td class="pl " style="border-bottom: 0px;" valign="top"><a class="a" href="javascript:void(0);" onclick="top.Show.showAR( this, 'defref_us-gaap_UtilitiesOperatingExpensePurchasedPower', window );">Electric Purchased Power</a></td>
<td class="nump">19,260<span></span>
</td>
<td class="nump">18,830<span></span>
</td>
</tr>
<tr class="ro">
<td class="pl " style="border-bottom: 0px;" valign="top"><a class="a" href="javascript:void(0);" onclick="top.Show.showAR( this, 'defref_us-gaap_UtilitiesOperatingExpenseMaintenanceAndOperations', window );">Electric Operating and Maintenance Expenses</a></td>
<td class="nump">41,421<span></span>
</td>
<td class="nump">40,615<span></span>
</td>
</tr>
<tr class="re">
<td class="pl " style="border-bottom: 0px;" valign="top"><a class="a" href="javascript:void(0);" onclick="top.Show.showAR( this, 'defref_us-gaap_UtilitiesOperatingExpenseProductsAndServices', window );">Cost of Products Sold (excluding depreciation)</a></td>
<td class="nump">101,977<span></span>
</td>
<td class="nump">85,879<span></span>
</td>
</tr>
<tr class="ro">
<td class="pl " style="border-bottom: 0px;" valign="top"><a class="a" href="javascript:void(0);" onclick="top.Show.showAR( this, 'defref_us-gaap_OtherCostAndExpenseOperating', window );">Other Nonelectric Expenses</a></td>
<td class="nump">13,693<span></span>
</td>
<td class="nump">11,900<span></span>
</td>
</tr>
<tr class="re">
<td class="pl " style="border-bottom: 0px;" valign="top"><a class="a" href="javascript:void(0);" onclick="top.Show.showAR( this, 'defref_us-gaap_DepreciationDepletionAndAmortization', window );">Depreciation and Amortization</a></td>
<td class="nump">22,126<span></span>
</td>
<td class="nump">20,399<span></span>
</td>
</tr>
<tr class="ro">
<td class="pl " style="border-bottom: 0px;" valign="top"><a class="a" href="javascript:void(0);" onclick="top.Show.showAR( this, 'defref_us-gaap_UtilitiesOperatingExpenseOther', window );">Electric Property Taxes</a></td>
<td class="nump">4,320<span></span>
</td>
<td class="nump">4,100<span></span>
</td>
</tr>
<tr class="reu">
<td class="pl " style="border-bottom: 0px;" valign="top"><a class="a" href="javascript:void(0);" onclick="top.Show.showAR( this, 'defref_us-gaap_CostsAndExpenses', window );">Total Operating Expenses</a></td>
<td class="nump">217,511<span></span>
</td>
<td class="nump">195,458<span></span>
</td>
</tr>
<tr class="rou">
<td class="pl " style="border-bottom: 0px;" valign="top"><a class="a" href="javascript:void(0);" onclick="top.Show.showAR( this, 'defref_us-gaap_OperatingIncomeLoss', window );">Operating Income</a></td>
<td class="nump">44,199<span></span>
</td>
<td class="nump">39,289<span></span>
</td>
</tr>
<tr class="re">
<td class="pl " style="border-bottom: 0px;" valign="top"><a class="a" href="javascript:void(0);" onclick="top.Show.showAR( this, 'defref_us-gaap_NonoperatingIncomeExpenseAbstract', window );"><strong>Other Income and Expense</strong></a></td>
<td class="text">&#160;<span></span>
</td>
<td class="text">&#160;<span></span>
</td>
</tr>
<tr class="ro">
<td class="pl " style="border-bottom: 0px;" valign="top"><a class="a" href="javascript:void(0);" onclick="top.Show.showAR( this, 'defref_us-gaap_InterestAndDebtExpense', window );">Interest Charges</a></td>
<td class="nump">9,398<span></span>
</td>
<td class="nump">8,123<span></span>
</td>
</tr>
<tr class="re">
<td class="pl " style="border-bottom: 0px;" valign="top"><a class="a" href="javascript:void(0);" onclick="top.Show.showAR( this, 'defref_us-gaap_NetPeriodicDefinedBenefitsExpenseReversalOfExpenseExcludingServiceCostComponent', window );">Nonservice Cost Components of Postretirement Benefits</a></td>
<td class="nump">383<span></span>
</td>
<td class="nump">871<span></span>
</td>
</tr>
<tr class="ro">
<td class="pl " style="border-bottom: 0px;" valign="top"><a class="a" href="javascript:void(0);" onclick="top.Show.showAR( this, 'defref_us-gaap_OtherNonoperatingIncomeExpense', window );">Other Income (Expense)</a></td>
<td class="nump">1,160<span></span>
</td>
<td class="num">(389)<span></span>
</td>
</tr>
<tr class="reu">
<td class="pl " style="border-bottom: 0px;" valign="top"><a class="a" href="javascript:void(0);" onclick="top.Show.showAR( this, 'defref_us-gaap_IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest', window );">Income Before Income Taxes</a></td>
<td class="nump">35,578<span></span>
</td>
<td class="nump">29,906<span></span>
</td>
</tr>
<tr class="ro">
<td class="pl " style="border-bottom: 0px;" valign="top"><a class="a" href="javascript:void(0);" onclick="top.Show.showAR( this, 'defref_us-gaap_IncomeTaxExpenseBenefit', window );">Income Tax Expense</a></td>
<td class="nump">5,249<span></span>
</td>
<td class="nump">5,638<span></span>
</td>
</tr>
<tr class="reu">
<td class="pl " style="border-bottom: 0px;" valign="top"><a class="a" href="javascript:void(0);" onclick="top.Show.showAR( this, 'defref_us-gaap_NetIncomeLoss', window );">Net Income</a></td>
<td class="nump">$ 30,329<span></span>
</td>
<td class="nump">$ 24,268<span></span>
</td>
</tr>
<tr class="ro">
<td class="pl " style="border-bottom: 0px;" valign="top"><a class="a" href="javascript:void(0);" onclick="top.Show.showAR( this, 'defref_us-gaap_WeightedAverageNumberOfSharesOutstandingDilutedDisclosureItemsAbstract', window );"><strong>Weighted-Average Common Shares Outstanding:</strong></a></td>
<td class="text">&#160;<span></span>
</td>
<td class="text">&#160;<span></span>
</td>
</tr>
<tr class="re">
<td class="pl " style="border-bottom: 0px;" valign="top"><a class="a" href="javascript:void(0);" onclick="top.Show.showAR( this, 'defref_us-gaap_WeightedAverageNumberOfSharesOutstandingBasic', window );">Basic (in shares)</a></td>
<td class="nump">41,455<span></span>
</td>
<td class="nump">40,217<span></span>
</td>
</tr>
<tr class="ro">
<td class="pl " style="border-bottom: 0px;" valign="top"><a class="a" href="javascript:void(0);" onclick="top.Show.showAR( this, 'defref_us-gaap_WeightedAverageNumberOfDilutedSharesOutstanding', window );">Diluted (in shares)</a></td>
<td class="nump">41,700<span></span>
</td>
<td class="nump">40,444<span></span>
</td>
</tr>
<tr class="re">
<td class="pl " style="border-bottom: 0px;" valign="top"><a class="a" href="javascript:void(0);" onclick="top.Show.showAR( this, 'defref_us-gaap_EarningsPerShareBasicAndDilutedAbstract', window );"><strong>Earnings Per Share:</strong></a></td>
<td class="text">&#160;<span></span>
</td>
<td class="text">&#160;<span></span>
</td>
</tr>
<tr class="ro">
<td class="pl " style="border-bottom: 0px;" valign="top"><a class="a" href="javascript:void(0);" onclick="top.Show.showAR( this, 'defref_us-gaap_EarningsPerShareBasic', window );">Basic (in dollars per share)</a></td>
<td class="nump">$ 0.73<span></span>
</td>
<td class="nump">$ 0.60<span></span>
</td>
</tr>
<tr class="re">
<td class="pl " style="border-bottom: 0px;" valign="top"><a class="a" href="javascript:void(0);" onclick="top.Show.showAR( this, 'defref_us-gaap_EarningsPerShareDiluted', window );">Diluted (in dollars per share)</a></td>
<td class="nump">$ 0.73<span></span>
</td>
<td class="nump">$ 0.60<span></span>
</td>
</tr>
<tr class="rh">
<td class="pl " style="border-bottom: 0px;" valign="top"><a class="a" href="javascript:void(0);" onclick="top.Show.showAR( this, 'defref_srt_ProductOrServiceAxis=ottr_ElectricMember', window );">Electric</a></td>
<td class="text">&#160;<span></span>
</td>
<td class="text">&#160;<span></span>
</td>
</tr>
<tr class="re">
<td class="pl " style="border-bottom: 0px;" valign="top"><a class="a" href="javascript:void(0);" onclick="top.Show.showAR( this, 'defref_us-gaap_RevenuesAbstract', window );"><strong>Operating Revenues</strong></a></td>
<td class="text">&#160;<span></span>
</td>
<td class="text">&#160;<span></span>
</td>
</tr>
<tr class="ro">
<td class="pl " style="border-bottom: 0px;" valign="top"><a class="a" href="javascript:void(0);" onclick="top.Show.showAR( this, 'defref_us-gaap_Revenues', window );">Total Operating Revenues</a></td>
<td class="nump">$ 123,699<span></span>
</td>
<td class="nump">$ 119,870<span></span>
</td>
</tr>
<tr class="rh">
<td class="pl " style="border-bottom: 0px;" valign="top"><a class="a" href="javascript:void(0);" onclick="top.Show.showAR( this, 'defref_srt_ProductOrServiceAxis=ottr_ProductSalesMember', window );">Product Sales</a></td>
<td class="text">&#160;<span></span>
</td>
<td class="text">&#160;<span></span>
</td>
</tr>
<tr class="ro">
<td class="pl " style="border-bottom: 0px;" valign="top"><a class="a" href="javascript:void(0);" onclick="top.Show.showAR( this, 'defref_us-gaap_RevenuesAbstract', window );"><strong>Operating Revenues</strong></a></td>
<td class="text">&#160;<span></span>
</td>
<td class="text">&#160;<span></span>
</td>
</tr>
<tr class="re">
<td class="pl " style="border-bottom: 0px;" valign="top"><a class="a" href="javascript:void(0);" onclick="top.Show.showAR( this, 'defref_us-gaap_Revenues', window );">Total Operating Revenues</a></td>
<td class="nump">$ 138,011<span></span>
</td>
<td class="nump">$ 114,877<span></span>
</td>
</tr>
</table>
<div style="display: none;">
<table border="0" cellpadding="0" cellspacing="0" class="authRefData" style="display: none;" id="defref_us-gaap_CostsAndExpenses">
<tr><td class="hide"><a style="color: white;" href="javascript:void(0);" onclick="top.Show.hideAR();">X</a></td></tr>
<tr><td><div class="body" style="padding: 2px;">
<a href="javascript:void(0);" onclick="top.Show.toggleNext( this );">- Definition</a><div><p>Total costs of sales and operating expenses for the period.</p></div>
<a href="javascript:void(0);" onclick="top.Show.toggleNext( this );">+ References</a><div style="display: none;"><p>Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef<br> -Publisher FASB<br> -Name Accounting Standards Codification<br> -Topic 220<br> -SubTopic 10<br> -Section S99<br> -Paragraph 2<br> -Subparagraph (SX 210.5-03)<br> -URI http://asc.fasb.org/extlink&amp;oid=120395209&amp;loc=SL114868664-224227<br></p></div>
<a href="javascript:void(0);" onclick="top.Show.toggleNext( this );">+ Details</a><div style="display: none;"><table border="0" cellpadding="0" cellspacing="0">
<tr>
<td><strong> Name:</strong></td>
<td style="white-space:nowrap;">us-gaap_CostsAndExpenses</td>
</tr>
<tr>
<td style="padding-right: 4px;white-space:nowrap;"><strong> Namespace Prefix:</strong></td>
<td>us-gaap_</td>
</tr>
<tr>
<td><strong> Data Type:</strong></td>
<td>xbrli:monetaryItemType</td>
</tr>
<tr>
<td><strong> Balance Type:</strong></td>
<td>debit</td>
</tr>
<tr>
<td><strong> Period Type:</strong></td>
<td>duration</td>
</tr>
</table></div>
</div></td></tr>
</table>
<table border="0" cellpadding="0" cellspacing="0" class="authRefData" style="display: none;" id="defref_us-gaap_CostsAndExpensesAbstract">
<tr><td class="hide"><a style="color: white;" href="javascript:void(0);" onclick="top.Show.hideAR();">X</a></td></tr>
<tr><td><div class="body" style="padding: 2px;">
<a href="javascript:void(0);" onclick="top.Show.toggleNext( this );">- References</a><div><p>No definition available.</p></div>
<a href="javascript:void(0);" onclick="top.Show.toggleNext( this );">+ Details</a><div style="display: none;"><table border="0" cellpadding="0" cellspacing="0">
<tr>
<td><strong> Name:</strong></td>
<td style="white-space:nowrap;">us-gaap_CostsAndExpensesAbstract</td>
</tr>
<tr>
<td style="padding-right: 4px;white-space:nowrap;"><strong> Namespace Prefix:</strong></td>
<td>us-gaap_</td>
</tr>
<tr>
<td><strong> Data Type:</strong></td>
<td>xbrli:stringItemType</td>
</tr>
<tr>
<td><strong> Balance Type:</strong></td>
<td>na</td>
</tr>
<tr>
<td><strong> Period Type:</strong></td>
<td>duration</td>
</tr>
</table></div>
</div></td></tr>
</table>
<table border="0" cellpadding="0" cellspacing="0" class="authRefData" style="display: none;" id="defref_us-gaap_DepreciationDepletionAndAmortization">
<tr><td class="hide"><a style="color: white;" href="javascript:void(0);" onclick="top.Show.hideAR();">X</a></td></tr>
<tr><td><div class="body" style="padding: 2px;">
<a href="javascript:void(0);" onclick="top.Show.toggleNext( this );">- Definition</a><div><p>The aggregate expense recognized in the current period that allocates the cost of tangible assets, intangible assets, or depleting assets to periods that benefit from use of the assets.</p></div>
<a href="javascript:void(0);" onclick="top.Show.toggleNext( this );">+ References</a><div style="display: none;"><p>Reference 1: http://www.xbrl.org/2003/role/disclosureRef<br> -Publisher FASB<br> -Name Accounting Standards Codification<br> -Topic 280<br> -SubTopic 10<br> -Section 50<br> -Paragraph 22<br> -Subparagraph (e)<br> -URI http://asc.fasb.org/extlink&amp;oid=120311839&amp;loc=d3e8736-108599<br><br>Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef<br> -Publisher FASB<br> -Name Accounting Standards Codification<br> -Topic 230<br> -SubTopic 10<br> -Section 45<br> -Paragraph 28<br> -Subparagraph (b)<br> -URI http://asc.fasb.org/extlink&amp;oid=121586364&amp;loc=d3e3602-108585<br></p></div>
<a href="javascript:void(0);" onclick="top.Show.toggleNext( this );">+ Details</a><div style="display: none;"><table border="0" cellpadding="0" cellspacing="0">
<tr>
<td><strong> Name:</strong></td>
<td style="white-space:nowrap;">us-gaap_DepreciationDepletionAndAmortization</td>
</tr>
<tr>
<td style="padding-right: 4px;white-space:nowrap;"><strong> Namespace Prefix:</strong></td>
<td>us-gaap_</td>
</tr>
<tr>
<td><strong> Data Type:</strong></td>
<td>xbrli:monetaryItemType</td>
</tr>
<tr>
<td><strong> Balance Type:</strong></td>
<td>debit</td>
</tr>
<tr>
<td><strong> Period Type:</strong></td>
<td>duration</td>
</tr>
</table></div>
</div></td></tr>
</table>
<table border="0" cellpadding="0" cellspacing="0" class="authRefData" style="display: none;" id="defref_us-gaap_EarningsPerShareBasic">
<tr><td class="hide"><a style="color: white;" href="javascript:void(0);" onclick="top.Show.hideAR();">X</a></td></tr>
<tr><td><div class="body" style="padding: 2px;">
<a href="javascript:void(0);" onclick="top.Show.toggleNext( this );">- Definition</a><div><p>The amount of net income (loss) for the period per each share of common stock or unit outstanding during the reporting period.</p></div>
<a href="javascript:void(0);" onclick="top.Show.toggleNext( this );">+ References</a><div style="display: none;"><p>Reference 1: http://www.xbrl.org/2003/role/disclosureRef<br> -Publisher FASB<br> -Name Accounting Standards Codification<br> -Topic 250<br> -SubTopic 10<br> -Section 50<br> -Paragraph 3<br> -URI http://asc.fasb.org/extlink&amp;oid=109234566&amp;loc=d3e22583-107794<br><br>Reference 2: http://www.xbrl.org/2003/role/disclosureRef<br> -Publisher FASB<br> -Name Accounting Standards Codification<br> -Topic 250<br> -SubTopic 10<br> -Section 50<br> -Paragraph 11<br> -Subparagraph (b)<br> -URI http://asc.fasb.org/extlink&amp;oid=109234566&amp;loc=d3e22694-107794<br><br>Reference 3: http://www.xbrl.org/2003/role/disclosureRef<br> -Publisher FASB<br> -Name Accounting Standards Codification<br> -Topic 260<br> -SubTopic 10<br> -Section 45<br> -Paragraph 10<br> -URI http://asc.fasb.org/extlink&amp;oid=121326447&amp;loc=d3e1448-109256<br><br>Reference 4: http://www.xbrl.org/2003/role/disclosureRef<br> -Publisher FASB<br> -Name Accounting Standards Codification<br> -Topic 250<br> -SubTopic 10<br> -Section 50<br> -Paragraph 4<br> -URI http://asc.fasb.org/extlink&amp;oid=109234566&amp;loc=d3e22595-107794<br><br>Reference 5: http://www.xbrl.org/2003/role/disclosureRef<br> -Publisher FASB<br> -Name Accounting Standards Codification<br> -Topic 250<br> -SubTopic 10<br> -Section 50<br> -Paragraph 11<br> -Subparagraph (a)<br> -URI http://asc.fasb.org/extlink&amp;oid=109234566&amp;loc=d3e22694-107794<br><br>Reference 6: http://www.xbrl.org/2003/role/disclosureRef<br> -Publisher FASB<br> -Name Accounting Standards Codification<br> -Topic 260<br> -SubTopic 10<br> -Section 45<br> -Paragraph 7<br> -URI http://asc.fasb.org/extlink&amp;oid=121326447&amp;loc=d3e1337-109256<br><br>Reference 7: http://www.xbrl.org/2003/role/exampleRef<br> -Publisher FASB<br> -Name Accounting Standards Codification<br> -Topic 260<br> -SubTopic 10<br> -Section 55<br> -Paragraph 52<br> -URI http://asc.fasb.org/extlink&amp;oid=120380238&amp;loc=d3e4984-109258<br><br>Reference 8: http://www.xbrl.org/2003/role/disclosureRef<br> -Publisher FASB<br> -Name Accounting Standards Codification<br> -Topic 944<br> -SubTopic 220<br> -Section S99<br> -Paragraph 1<br> -Subparagraph (SX 210.7-04(23))<br> -URI http://asc.fasb.org/extlink&amp;oid=120400993&amp;loc=SL114874131-224263<br><br>Reference 9: http://www.xbrl.org/2003/role/disclosureRef<br> -Publisher FASB<br> -Name Accounting Standards Codification<br> -Topic 260<br> -SubTopic 10<br> -Section 55<br> -Paragraph 15<br> -URI http://asc.fasb.org/extlink&amp;oid=120380238&amp;loc=d3e3842-109258<br><br>Reference 10: http://www.xbrl.org/2003/role/disclosureRef<br> -Publisher FASB<br> -Name Accounting Standards Codification<br> -Topic 250<br> -SubTopic 10<br> -Section 50<br> -Paragraph 7<br> -Subparagraph (a)<br> -URI http://asc.fasb.org/extlink&amp;oid=109234566&amp;loc=d3e22644-107794<br><br>Reference 11: http://www.xbrl.org/2003/role/disclosureRef<br> -Publisher FASB<br> -Name Accounting Standards Codification<br> -Topic 260<br> -SubTopic 10<br> -Section 50<br> -Paragraph 1<br> -Subparagraph (a)<br> -URI http://asc.fasb.org/extlink&amp;oid=6371337&amp;loc=d3e3550-109257<br><br>Reference 12: http://www.xbrl.org/2003/role/disclosureRef<br> -Publisher FASB<br> -Name Accounting Standards Codification<br> -Topic 220<br> -SubTopic 10<br> -Section S99<br> -Paragraph 2<br> -Subparagraph (SX 210.5-03(25))<br> -URI http://asc.fasb.org/extlink&amp;oid=120395209&amp;loc=SL114868664-224227<br><br>Reference 13: http://www.xbrl.org/2003/role/disclosureRef<br> -Publisher FASB<br> -Name Accounting Standards Codification<br> -Topic 260<br> -SubTopic 10<br> -Section 45<br> -Paragraph 2<br> -URI http://asc.fasb.org/extlink&amp;oid=121326447&amp;loc=d3e1252-109256<br><br>Reference 14: http://www.xbrl.org/2003/role/disclosureRef<br> -Publisher FASB<br> -Name Accounting Standards Codification<br> -Topic 260<br> -SubTopic 10<br> -Section 45<br> -Paragraph 60B<br> -Subparagraph (d)<br> -URI http://asc.fasb.org/extlink&amp;oid=121326447&amp;loc=SL5780133-109256<br><br>Reference 15: http://www.xbrl.org/2003/role/disclosureRef<br> -Publisher FASB<br> -Name Accounting Standards Codification<br> -Topic 942<br> -SubTopic 220<br> -Section S99<br> -Paragraph 1<br> -Subparagraph (SX 210.9-04(27))<br> -URI http://asc.fasb.org/extlink&amp;oid=120399700&amp;loc=SL114874048-224260<br></p></div>
<a href="javascript:void(0);" onclick="top.Show.toggleNext( this );">+ Details</a><div style="display: none;"><table border="0" cellpadding="0" cellspacing="0">
<tr>
<td><strong> Name:</strong></td>
<td style="white-space:nowrap;">us-gaap_EarningsPerShareBasic</td>
</tr>
<tr>
<td style="padding-right: 4px;white-space:nowrap;"><strong> Namespace Prefix:</strong></td>
<td>us-gaap_</td>
</tr>
<tr>
<td><strong> Data Type:</strong></td>
<td>num:perShareItemType</td>
</tr>
<tr>
<td><strong> Balance Type:</strong></td>
<td>na</td>
</tr>
<tr>
<td><strong> Period Type:</strong></td>
<td>duration</td>
</tr>
</table></div>
</div></td></tr>
</table>
<table border="0" cellpadding="0" cellspacing="0" class="authRefData" style="display: none;" id="defref_us-gaap_EarningsPerShareBasicAndDilutedAbstract">
<tr><td class="hide"><a style="color: white;" href="javascript:void(0);" onclick="top.Show.hideAR();">X</a></td></tr>
<tr><td><div class="body" style="padding: 2px;">
<a href="javascript:void(0);" onclick="top.Show.toggleNext( this );">- References</a><div><p>No definition available.</p></div>
<a href="javascript:void(0);" onclick="top.Show.toggleNext( this );">+ Details</a><div style="display: none;"><table border="0" cellpadding="0" cellspacing="0">
<tr>
<td><strong> Name:</strong></td>
<td style="white-space:nowrap;">us-gaap_EarningsPerShareBasicAndDilutedAbstract</td>
</tr>
<tr>
<td style="padding-right: 4px;white-space:nowrap;"><strong> Namespace Prefix:</strong></td>
<td>us-gaap_</td>
</tr>
<tr>
<td><strong> Data Type:</strong></td>
<td>xbrli:stringItemType</td>
</tr>
<tr>
<td><strong> Balance Type:</strong></td>
<td>na</td>
</tr>
<tr>
<td><strong> Period Type:</strong></td>
<td>duration</td>
</tr>
</table></div>
</div></td></tr>
</table>
<table border="0" cellpadding="0" cellspacing="0" class="authRefData" style="display: none;" id="defref_us-gaap_EarningsPerShareDiluted">
<tr><td class="hide"><a style="color: white;" href="javascript:void(0);" onclick="top.Show.hideAR();">X</a></td></tr>
<tr><td><div class="body" style="padding: 2px;">
<a href="javascript:void(0);" onclick="top.Show.toggleNext( this );">- Definition</a><div><p>The amount of net income (loss) for the period available to each share of common stock or common unit outstanding during the reporting period and to each share or unit that would have been outstanding assuming the issuance of common shares or units for all dilutive potential common shares or units outstanding during the reporting period.</p></div>
<a href="javascript:void(0);" onclick="top.Show.toggleNext( this );">+ References</a><div style="display: none;"><p>Reference 1: http://www.xbrl.org/2003/role/exampleRef<br> -Publisher FASB<br> -Name Accounting Standards Codification<br> -Topic 260<br> -SubTopic 10<br> -Section 55<br> -Paragraph 52<br> -URI http://asc.fasb.org/extlink&amp;oid=120380238&amp;loc=d3e4984-109258<br><br>Reference 2: http://www.xbrl.org/2003/role/disclosureRef<br> -Publisher FASB<br> -Name Accounting Standards Codification<br> -Topic 250<br> -SubTopic 10<br> -Section 50<br> -Paragraph 7<br> -Subparagraph (a)<br> -URI http://asc.fasb.org/extlink&amp;oid=109234566&amp;loc=d3e22644-107794<br><br>Reference 3: http://www.xbrl.org/2003/role/disclosureRef<br> -Publisher FASB<br> -Name Accounting Standards Codification<br> -Topic 260<br> -SubTopic 10<br> -Section 55<br> -Paragraph 15<br> -URI http://asc.fasb.org/extlink&amp;oid=120380238&amp;loc=d3e3842-109258<br><br>Reference 4: http://www.xbrl.org/2003/role/disclosureRef<br> -Publisher FASB<br> -Name Accounting Standards Codification<br> -Topic 260<br> -SubTopic 10<br> -Section 45<br> -Paragraph 2<br> -URI http://asc.fasb.org/extlink&amp;oid=121326447&amp;loc=d3e1252-109256<br><br>Reference 5: http://www.xbrl.org/2003/role/disclosureRef<br> -Publisher FASB<br> -Name Accounting Standards Codification<br> -Topic 250<br> -SubTopic 10<br> -Section 50<br> -Paragraph 11<br> -Subparagraph (b)<br> -URI http://asc.fasb.org/extlink&amp;oid=109234566&amp;loc=d3e22694-107794<br><br>Reference 6: http://www.xbrl.org/2003/role/disclosureRef<br> -Publisher FASB<br> -Name Accounting Standards Codification<br> -Topic 250<br> -SubTopic 10<br> -Section 50<br> -Paragraph 4<br> -URI http://asc.fasb.org/extlink&amp;oid=109234566&amp;loc=d3e22595-107794<br><br>Reference 7: http://www.xbrl.org/2003/role/disclosureRef<br> -Publisher FASB<br> -Name Accounting Standards Codification<br> -Topic 250<br> -SubTopic 10<br> -Section 50<br> -Paragraph 3<br> -URI http://asc.fasb.org/extlink&amp;oid=109234566&amp;loc=d3e22583-107794<br><br>Reference 8: http://www.xbrl.org/2003/role/disclosureRef<br> -Publisher FASB<br> -Name Accounting Standards Codification<br> -Topic 260<br> -SubTopic 10<br> -Section 45<br> -Paragraph 60B<br> -Subparagraph (d)<br> -URI http://asc.fasb.org/extlink&amp;oid=121326447&amp;loc=SL5780133-109256<br><br>Reference 9: http://www.xbrl.org/2003/role/disclosureRef<br> -Publisher FASB<br> -Name Accounting Standards Codification<br> -Topic 942<br> -SubTopic 220<br> -Section S99<br> -Paragraph 1<br> -Subparagraph (SX 210.9-04(27))<br> -URI http://asc.fasb.org/extlink&amp;oid=120399700&amp;loc=SL114874048-224260<br><br>Reference 10: http://www.xbrl.org/2003/role/disclosureRef<br> -Publisher FASB<br> -Name Accounting Standards Codification<br> -Topic 260<br> -SubTopic 10<br> -Section 50<br> -Paragraph 1<br> -Subparagraph (a)<br> -URI http://asc.fasb.org/extlink&amp;oid=6371337&amp;loc=d3e3550-109257<br><br>Reference 11: http://www.xbrl.org/2003/role/disclosureRef<br> -Publisher FASB<br> -Name Accounting Standards Codification<br> -Topic 944<br> -SubTopic 220<br> -Section S99<br> -Paragraph 1<br> -Subparagraph (SX 210.7-04(23))<br> -URI http://asc.fasb.org/extlink&amp;oid=120400993&amp;loc=SL114874131-224263<br><br>Reference 12: http://www.xbrl.org/2003/role/disclosureRef<br> -Publisher FASB<br> -Name Accounting Standards Codification<br> -Topic 250<br> -SubTopic 10<br> -Section 50<br> -Paragraph 11<br> -Subparagraph (a)<br> -URI http://asc.fasb.org/extlink&amp;oid=109234566&amp;loc=d3e22694-107794<br><br>Reference 13: http://www.xbrl.org/2003/role/disclosureRef<br> -Publisher FASB<br> -Name Accounting Standards Codification<br> -Topic 260<br> -SubTopic 10<br> -Section 45<br> -Paragraph 7<br> -URI http://asc.fasb.org/extlink&amp;oid=121326447&amp;loc=d3e1337-109256<br><br>Reference 14: http://www.xbrl.org/2003/role/disclosureRef<br> -Publisher FASB<br> -Name Accounting Standards Codification<br> -Topic 220<br> -SubTopic 10<br> -Section S99<br> -Paragraph 2<br> -Subparagraph (SX 210.5-03(25))<br> -URI http://asc.fasb.org/extlink&amp;oid=120395209&amp;loc=SL114868664-224227<br></p></div>
<a href="javascript:void(0);" onclick="top.Show.toggleNext( this );">+ Details</a><div style="display: none;"><table border="0" cellpadding="0" cellspacing="0">
<tr>
<td><strong> Name:</strong></td>
<td style="white-space:nowrap;">us-gaap_EarningsPerShareDiluted</td>
</tr>
<tr>
<td style="padding-right: 4px;white-space:nowrap;"><strong> Namespace Prefix:</strong></td>
<td>us-gaap_</td>
</tr>
<tr>
<td><strong> Data Type:</strong></td>
<td>num:perShareItemType</td>
</tr>
<tr>
<td><strong> Balance Type:</strong></td>
<td>na</td>
</tr>
<tr>
<td><strong> Period Type:</strong></td>
<td>duration</td>
</tr>
</table></div>
</div></td></tr>
</table>
<table border="0" cellpadding="0" cellspacing="0" class="authRefData" style="display: none;" id="defref_us-gaap_IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest">
<tr><td class="hide"><a style="color: white;" href="javascript:void(0);" onclick="top.Show.hideAR();">X</a></td></tr>
<tr><td><div class="body" style="padding: 2px;">
<a href="javascript:void(0);" onclick="top.Show.toggleNext( this );">- Definition</a><div><p>Amount of income (loss) from continuing operations, including income (loss) from equity method investments, before deduction of income tax expense (benefit), and income (loss) attributable to noncontrolling interest.</p></div>
<a href="javascript:void(0);" onclick="top.Show.toggleNext( this );">+ References</a><div style="display: none;"><p>Reference 1: http://www.xbrl.org/2003/role/disclosureRef<br> -Publisher FASB<br> -Name Accounting Standards Codification<br> -Topic 280<br> -SubTopic 10<br> -Section 50<br> -Paragraph 32<br> -Subparagraph (c)<br> -URI http://asc.fasb.org/extlink&amp;oid=120311839&amp;loc=d3e8933-108599<br><br>Reference 2: http://www.xbrl.org/2003/role/disclosureRef<br> -Publisher FASB<br> -Name Accounting Standards Codification<br> -Topic 280<br> -SubTopic 10<br> -Section 50<br> -Paragraph 30<br> -Subparagraph (b)<br> -URI http://asc.fasb.org/extlink&amp;oid=120311839&amp;loc=d3e8906-108599<br><br>Reference 3: http://www.xbrl.org/2003/role/disclosureRef<br> -Publisher FASB<br> -Name Accounting Standards Codification<br> -Topic 280<br> -SubTopic 10<br> -Section 50<br> -Paragraph 32<br> -Subparagraph (f)<br> -URI http://asc.fasb.org/extlink&amp;oid=120311839&amp;loc=d3e8933-108599<br><br>Reference 4: http://fasb.org/us-gaap/role/ref/legacyRef<br> -Publisher FASB<br> -Name Accounting Standards Codification<br> -Topic 940<br> -SubTopic 20<br> -Section 25<br> -Paragraph 1<br> -URI http://asc.fasb.org/extlink&amp;oid=68072869&amp;loc=d3e41242-110953<br><br>Reference 5: http://www.xbrl.org/2003/role/disclosureRef<br> -Publisher FASB<br> -Name Accounting Standards Codification<br> -Topic 280<br> -SubTopic 10<br> -Section 50<br> -Paragraph 22<br> -URI http://asc.fasb.org/extlink&amp;oid=120311839&amp;loc=d3e8736-108599<br><br>Reference 6: http://fasb.org/us-gaap/role/ref/legacyRef<br> -Publisher FASB<br> -Name Accounting Standards Codification<br> -Topic 220<br> -SubTopic 10<br> -Section S99<br> -Paragraph 2<br> -Subparagraph (SX 210.5-03(10))<br> -URI http://asc.fasb.org/extlink&amp;oid=120395209&amp;loc=SL114868664-224227<br><br>Reference 7: http://fasb.org/us-gaap/role/ref/legacyRef<br> -Publisher FASB<br> -Name Accounting Standards Codification<br> -Topic 944<br> -SubTopic 220<br> -Section S99<br> -Paragraph 1<br> -Subparagraph (SX 210.7-04(8))<br> -URI http://asc.fasb.org/extlink&amp;oid=120400993&amp;loc=SL114874131-224263<br><br>Reference 8: http://www.xbrl.org/2003/role/disclosureRef<br> -Publisher FASB<br> -Name Accounting Standards Codification<br> -Topic 942<br> -SubTopic 235<br> -Section S99<br> -Paragraph 1<br> -Subparagraph (SX 210.9-05(b)(2))<br> -URI http://asc.fasb.org/extlink&amp;oid=120399901&amp;loc=d3e537907-122884<br><br>Reference 9: http://www.xbrl.org/2003/role/exampleRef<br> -Publisher FASB<br> -Name Accounting Standards Codification<br> -Topic 280<br> -SubTopic 10<br> -Section 50<br> -Paragraph 31<br> -URI http://asc.fasb.org/extlink&amp;oid=120311839&amp;loc=d3e8924-108599<br><br>Reference 10: http://fasb.org/us-gaap/role/ref/legacyRef<br> -Publisher FASB<br> -Name Accounting Standards Codification<br> -Topic 942<br> -SubTopic 220<br> -Section S99<br> -Paragraph 1<br> -Subparagraph (SX 210.9-04(15))<br> -URI http://asc.fasb.org/extlink&amp;oid=120399700&amp;loc=SL114874048-224260<br></p></div>
<a href="javascript:void(0);" onclick="top.Show.toggleNext( this );">+ Details</a><div style="display: none;"><table border="0" cellpadding="0" cellspacing="0">
<tr>
<td><strong> Name:</strong></td>
<td style="white-space:nowrap;">us-gaap_IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest</td>
</tr>
<tr>
<td style="padding-right: 4px;white-space:nowrap;"><strong> Namespace Prefix:</strong></td>
<td>us-gaap_</td>
</tr>
<tr>
<td><strong> Data Type:</strong></td>
<td>xbrli:monetaryItemType</td>
</tr>
<tr>
<td><strong> Balance Type:</strong></td>
<td>credit</td>
</tr>
<tr>
<td><strong> Period Type:</strong></td>
<td>duration</td>
</tr>
</table></div>
</div></td></tr>
</table>
<table border="0" cellpadding="0" cellspacing="0" class="authRefData" style="display: none;" id="defref_us-gaap_IncomeTaxExpenseBenefit">
<tr><td class="hide"><a style="color: white;" href="javascript:void(0);" onclick="top.Show.hideAR();">X</a></td></tr>
<tr><td><div class="body" style="padding: 2px;">
<a href="javascript:void(0);" onclick="top.Show.toggleNext( this );">- Definition</a><div><p>Amount of current income tax expense (benefit) and deferred income tax expense (benefit) pertaining to continuing operations.</p></div>
<a href="javascript:void(0);" onclick="top.Show.toggleNext( this );">+ References</a><div style="display: none;"><p>Reference 1: http://www.xbrl.org/2003/role/disclosureRef<br> -Publisher FASB<br> -Name Accounting Standards Codification<br> -Topic 740<br> -SubTopic 10<br> -Section S99<br> -Paragraph 1<br> -Subparagraph (SAB TOPIC 6.I.7)<br> -URI http://asc.fasb.org/extlink&amp;oid=116825942&amp;loc=d3e330036-122817<br><br>Reference 2: http://www.xbrl.org/2003/role/disclosureRef<br> -Publisher FASB<br> -Name Accounting Standards Codification<br> -Topic 740<br> -SubTopic 10<br> -Section 50<br> -Paragraph 10<br> -URI http://asc.fasb.org/extlink&amp;oid=84230637&amp;loc=d3e32672-109319<br><br>Reference 3: http://www.xbrl.org/2003/role/disclosureRef<br> -Publisher FASB<br> -Name Accounting Standards Codification<br> -Topic 280<br> -SubTopic 10<br> -Section 50<br> -Paragraph 22<br> -Subparagraph (h)<br> -URI http://asc.fasb.org/extlink&amp;oid=120311839&amp;loc=d3e8736-108599<br><br>Reference 4: http://www.xbrl.org/2003/role/disclosureRef<br> -Publisher FASB<br> -Name Accounting Standards Codification<br> -Topic 235<br> -SubTopic 10<br> -Section S99<br> -Paragraph 1<br> -Subparagraph (SX 210.4-08(h))<br> -URI http://asc.fasb.org/extlink&amp;oid=120395691&amp;loc=d3e23780-122690<br><br>Reference 5: http://www.xbrl.org/2003/role/disclosureRef<br> -Publisher FASB<br> -Name Accounting Standards Codification<br> -Topic 250<br> -SubTopic 10<br> -Section 50<br> -Paragraph 9<br> -URI http://asc.fasb.org/extlink&amp;oid=109234566&amp;loc=d3e22663-107794<br><br>Reference 6: http://www.xbrl.org/2003/role/disclosureRef<br> -Publisher FASB<br> -Name Accounting Standards Codification<br> -Topic 740<br> -SubTopic 20<br> -Section 45<br> -Paragraph 2<br> -Subparagraph (a)<br> -URI http://asc.fasb.org/extlink&amp;oid=120385591&amp;loc=d3e38679-109324<br><br>Reference 7: http://www.xbrl.org/2003/role/disclosureRef<br> -Publisher FASB<br> -Name Accounting Standards Codification<br> -Topic 944<br> -SubTopic 220<br> -Section S99<br> -Paragraph 1<br> -Subparagraph (SX 210.7-04(9))<br> -URI http://asc.fasb.org/extlink&amp;oid=120400993&amp;loc=SL114874131-224263<br><br>Reference 8: http://www.xbrl.org/2003/role/disclosureRef<br> -Publisher FASB<br> -Name Accounting Standards Codification<br> -Topic 250<br> -SubTopic 10<br> -Section 50<br> -Paragraph 8<br> -URI http://asc.fasb.org/extlink&amp;oid=109234566&amp;loc=d3e22658-107794<br></p></div>
<a href="javascript:void(0);" onclick="top.Show.toggleNext( this );">+ Details</a><div style="display: none;"><table border="0" cellpadding="0" cellspacing="0">
<tr>
<td><strong> Name:</strong></td>
<td style="white-space:nowrap;">us-gaap_IncomeTaxExpenseBenefit</td>
</tr>
<tr>
<td style="padding-right: 4px;white-space:nowrap;"><strong> Namespace Prefix:</strong></td>
<td>us-gaap_</td>
</tr>
<tr>
<td><strong> Data Type:</strong></td>
<td>xbrli:monetaryItemType</td>
</tr>
<tr>
<td><strong> Balance Type:</strong></td>
<td>debit</td>
</tr>
<tr>
<td><strong> Period Type:</strong></td>
<td>duration</td>
</tr>
</table></div>
</div></td></tr>
</table>
<table border="0" cellpadding="0" cellspacing="0" class="authRefData" style="display: none;" id="defref_us-gaap_InterestAndDebtExpense">
<tr><td class="hide"><a style="color: white;" href="javascript:void(0);" onclick="top.Show.hideAR();">X</a></td></tr>
<tr><td><div class="body" style="padding: 2px;">
<a href="javascript:void(0);" onclick="top.Show.toggleNext( this );">- Definition</a><div><p>Interest and debt related expenses associated with nonoperating financing activities of the entity.</p></div>
<a href="javascript:void(0);" onclick="top.Show.toggleNext( this );">+ References</a><div style="display: none;"><p>Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef<br> -Publisher FASB<br> -Name Accounting Standards Codification<br> -Topic 835<br> -SubTopic 20<br> -Section 50<br> -Paragraph 1<br> -URI http://asc.fasb.org/extlink&amp;oid=6450988&amp;loc=d3e26243-108391<br></p></div>
<a href="javascript:void(0);" onclick="top.Show.toggleNext( this );">+ Details</a><div style="display: none;"><table border="0" cellpadding="0" cellspacing="0">
<tr>
<td><strong> Name:</strong></td>
<td style="white-space:nowrap;">us-gaap_InterestAndDebtExpense</td>
</tr>
<tr>
<td style="padding-right: 4px;white-space:nowrap;"><strong> Namespace Prefix:</strong></td>
<td>us-gaap_</td>
</tr>
<tr>
<td><strong> Data Type:</strong></td>
<td>xbrli:monetaryItemType</td>
</tr>
<tr>
<td><strong> Balance Type:</strong></td>
<td>debit</td>
</tr>
<tr>
<td><strong> Period Type:</strong></td>
<td>duration</td>
</tr>
</table></div>
</div></td></tr>
</table>
<table border="0" cellpadding="0" cellspacing="0" class="authRefData" style="display: none;" id="defref_us-gaap_NetIncomeLoss">
<tr><td class="hide"><a style="color: white;" href="javascript:void(0);" onclick="top.Show.hideAR();">X</a></td></tr>
<tr><td><div class="body" style="padding: 2px;">
<a href="javascript:void(0);" onclick="top.Show.toggleNext( this );">- Definition</a><div><p>The portion of profit or loss for the period, net of income taxes, which is attributable to the parent.</p></div>
<a href="javascript:void(0);" onclick="top.Show.toggleNext( this );">+ References</a><div style="display: none;"><p>Reference 1: http://www.xbrl.org/2003/role/disclosureRef<br> -Publisher FASB<br> -Name Accounting Standards Codification<br> -Topic 220<br> -SubTopic 10<br> -Section 45<br> -Paragraph 1A<br> -Subparagraph (a)<br> -URI http://asc.fasb.org/extlink&amp;oid=121641772&amp;loc=SL7669619-108580<br><br>Reference 2: http://www.xbrl.org/2003/role/exampleRef<br> -Publisher FASB<br> -Name Accounting Standards Codification<br> -Topic 280<br> -SubTopic 10<br> -Section 50<br> -Paragraph 31<br> -URI http://asc.fasb.org/extlink&amp;oid=120311839&amp;loc=d3e8924-108599<br><br>Reference 3: http://www.xbrl.org/2003/role/disclosureRef<br> -Publisher FASB<br> -Name Accounting Standards Codification<br> -Topic 250<br> -SubTopic 10<br> -Section 50<br> -Paragraph 11<br> -Subparagraph (b)<br> -URI http://asc.fasb.org/extlink&amp;oid=109234566&amp;loc=d3e22694-107794<br><br>Reference 4: http://fasb.org/us-gaap/role/ref/legacyRef<br> -Publisher FASB<br> -Name Accounting Standards Codification<br> -Topic 942<br> -SubTopic 220<br> -Section S99<br> -Paragraph 1<br> -Subparagraph (SX 210.9-04(22))<br> -URI http://asc.fasb.org/extlink&amp;oid=120399700&amp;loc=SL114874048-224260<br><br>Reference 5: http://www.xbrl.org/2003/role/disclosureRef<br> -Publisher FASB<br> -Name Accounting Standards Codification<br> -Topic 250<br> -SubTopic 10<br> -Section 50<br> -Paragraph 11<br> -Subparagraph (a)<br> -URI http://asc.fasb.org/extlink&amp;oid=109234566&amp;loc=d3e22694-107794<br><br>Reference 6: http://www.xbrl.org/2003/role/disclosureRef<br> -Publisher FASB<br> -Name Accounting Standards Codification<br> -Topic 280<br> -SubTopic 10<br> -Section 50<br> -Paragraph 32<br> -Subparagraph (f)<br> -URI http://asc.fasb.org/extlink&amp;oid=120311839&amp;loc=d3e8933-108599<br><br>Reference 7: http://www.xbrl.org/2003/role/disclosureRef<br> -Publisher FASB<br> -Name Accounting Standards Codification<br> -Topic 205<br> -SubTopic 20<br> -Section 50<br> -Paragraph 7<br> -URI http://asc.fasb.org/extlink&amp;oid=109222650&amp;loc=SL51721683-107760<br><br>Reference 8: http://www.xbrl.org/2003/role/disclosureRef<br> -Publisher FASB<br> -Name Accounting Standards Codification<br> -Topic 250<br> -SubTopic 10<br> -Section 50<br> -Paragraph 4<br> -URI http://asc.fasb.org/extlink&amp;oid=109234566&amp;loc=d3e22595-107794<br><br>Reference 9: http://www.xbrl.org/2003/role/disclosureRef<br> -Publisher FASB<br> -Name Accounting Standards Codification<br> -Topic 220<br> -SubTopic 10<br> -Section 45<br> -Paragraph 1B<br> -Subparagraph (a)<br> -URI http://asc.fasb.org/extlink&amp;oid=121641772&amp;loc=SL7669625-108580<br><br>Reference 10: http://www.xbrl.org/2003/role/disclosureRef<br> -Publisher FASB<br> -Name Accounting Standards Codification<br> -Topic 280<br> -SubTopic 10<br> -Section 50<br> -Paragraph 22<br> -URI http://asc.fasb.org/extlink&amp;oid=120311839&amp;loc=d3e8736-108599<br><br>Reference 11: http://fasb.org/us-gaap/role/ref/legacyRef<br> -Publisher FASB<br> -Name Accounting Standards Codification<br> -Topic 944<br> -SubTopic 220<br> -Section S99<br> -Paragraph 1<br> -Subparagraph (SX 210.7-04(18))<br> -URI http://asc.fasb.org/extlink&amp;oid=120400993&amp;loc=SL114874131-224263<br><br>Reference 12: http://fasb.org/us-gaap/role/ref/legacyRef<br> -Publisher FASB<br> -Name Accounting Standards Codification<br> -Topic 220<br> -SubTopic 10<br> -Section S99<br> -Paragraph 2<br> -Subparagraph (SX 210.5-03(20))<br> -URI http://asc.fasb.org/extlink&amp;oid=120395209&amp;loc=SL114868664-224227<br><br>Reference 13: http://fasb.org/us-gaap/role/ref/legacyRef<br> -Publisher FASB<br> -Name Accounting Standards Codification<br> -Topic 230<br> -SubTopic 10<br> -Section 45<br> -Paragraph 28<br> -URI http://asc.fasb.org/extlink&amp;oid=121586364&amp;loc=d3e3602-108585<br><br>Reference 14: http://www.xbrl.org/2003/role/disclosureRef<br> -Publisher FASB<br> -Name Accounting Standards Codification<br> -Topic 250<br> -SubTopic 10<br> -Section 50<br> -Paragraph 1<br> -Subparagraph (b)(2)<br> -URI http://asc.fasb.org/extlink&amp;oid=109234566&amp;loc=d3e22499-107794<br><br>Reference 15: http://www.xbrl.org/2003/role/disclosureRef<br> -Publisher FASB<br> -Name Accounting Standards Codification<br> -Topic 250<br> -SubTopic 10<br> -Section 50<br> -Paragraph 9<br> -URI http://asc.fasb.org/extlink&amp;oid=109234566&amp;loc=d3e22663-107794<br><br>Reference 16: http://www.xbrl.org/2003/role/disclosureRef<br> -Publisher FASB<br> -Name Accounting Standards Codification<br> -Topic 825<br> -SubTopic 10<br> -Section 50<br> -Paragraph 28<br> -Subparagraph (f)<br> -URI http://asc.fasb.org/extlink&amp;oid=75031198&amp;loc=d3e14064-108612<br><br>Reference 17: http://www.xbrl.org/2003/role/disclosureRef<br> -Publisher FASB<br> -Name Accounting Standards Codification<br> -Topic 280<br> -SubTopic 10<br> -Section 50<br> -Paragraph 30<br> -Subparagraph (b)<br> -URI http://asc.fasb.org/extlink&amp;oid=120311839&amp;loc=d3e8906-108599<br><br>Reference 18: http://www.xbrl.org/2003/role/disclosureRef<br> -Publisher FASB<br> -Name Accounting Standards Codification<br> -Topic 250<br> -SubTopic 10<br> -Section 50<br> -Paragraph 3<br> -URI http://asc.fasb.org/extlink&amp;oid=109234566&amp;loc=d3e22583-107794<br><br>Reference 19: http://www.xbrl.org/2003/role/disclosureRef<br> -Publisher FASB<br> -Name Accounting Standards Codification<br> -Topic 235<br> -SubTopic 10<br> -Section S99<br> -Paragraph 1<br> -Subparagraph (SX 210.4-08(g)(1)(ii))<br> -URI http://asc.fasb.org/extlink&amp;oid=120395691&amp;loc=d3e23780-122690<br><br>Reference 20: http://www.xbrl.org/2003/role/disclosureRef<br> -Publisher FASB<br> -Name Accounting Standards Codification<br> -Topic 260<br> -SubTopic 10<br> -Section 45<br> -Paragraph 60B<br> -Subparagraph (a)<br> -URI http://asc.fasb.org/extlink&amp;oid=121326447&amp;loc=SL5780133-109256<br><br>Reference 21: http://www.xbrl.org/2003/role/disclosureRef<br> -Publisher FASB<br> -Name Accounting Standards Codification<br> -Topic 323<br> -SubTopic 10<br> -Section 50<br> -Paragraph 3<br> -Subparagraph (c)<br> -URI http://asc.fasb.org/extlink&amp;oid=114001798&amp;loc=d3e33918-111571<br><br>Reference 22: http://www.xbrl.org/2003/role/disclosureRef<br> -Publisher FASB<br> -Name Accounting Standards Codification<br> -Topic 280<br> -SubTopic 10<br> -Section 50<br> -Paragraph 32<br> -Subparagraph (c)<br> -URI http://asc.fasb.org/extlink&amp;oid=120311839&amp;loc=d3e8933-108599<br><br>Reference 23: http://www.xbrl.org/2003/role/disclosureRef<br> -Publisher FASB<br> -Name Accounting Standards Codification<br> -Topic 250<br> -SubTopic 10<br> -Section 50<br> -Paragraph 8<br> -URI http://asc.fasb.org/extlink&amp;oid=109234566&amp;loc=d3e22658-107794<br></p></div>
<a href="javascript:void(0);" onclick="top.Show.toggleNext( this );">+ Details</a><div style="display: none;"><table border="0" cellpadding="0" cellspacing="0">
<tr>
<td><strong> Name:</strong></td>
<td style="white-space:nowrap;">us-gaap_NetIncomeLoss</td>
</tr>
<tr>
<td style="padding-right: 4px;white-space:nowrap;"><strong> Namespace Prefix:</strong></td>
<td>us-gaap_</td>
</tr>
<tr>
<td><strong> Data Type:</strong></td>
<td>xbrli:monetaryItemType</td>
</tr>
<tr>
<td><strong> Balance Type:</strong></td>
<td>credit</td>
</tr>
<tr>
<td><strong> Period Type:</strong></td>
<td>duration</td>
</tr>
</table></div>
</div></td></tr>
</table>
<table border="0" cellpadding="0" cellspacing="0" class="authRefData" style="display: none;" id="defref_us-gaap_NetPeriodicDefinedBenefitsExpenseReversalOfExpenseExcludingServiceCostComponent">
<tr><td class="hide"><a style="color: white;" href="javascript:void(0);" onclick="top.Show.hideAR();">X</a></td></tr>
<tr><td><div class="body" style="padding: 2px;">
<a href="javascript:void(0);" onclick="top.Show.toggleNext( this );">- Definition</a><div><p>Amount of expense (reversal of expense) for net periodic benefit cost components, excluding service cost component, of defined benefit plan. Amount includes, but is not limited to, interest cost, expected (return) loss on plan asset, amortization of prior service cost (credit), amortization of (gain) loss, amortization of transition (asset) obligation, settlement (gain) loss, curtailment (gain) loss and certain termination benefits.</p></div>
<a href="javascript:void(0);" onclick="top.Show.toggleNext( this );">+ References</a><div style="display: none;"><p>Reference 1: http://www.xbrl.org/2003/role/disclosureRef<br> -Publisher FASB<br> -Name Accounting Standards Codification<br> -Topic 715<br> -SubTopic 20<br> -Section 45<br> -Paragraph 3A<br> -Subparagraph (b)<br> -URI http://asc.fasb.org/extlink&amp;oid=109237824&amp;loc=SL108413299-114919<br></p></div>
<a href="javascript:void(0);" onclick="top.Show.toggleNext( this );">+ Details</a><div style="display: none;"><table border="0" cellpadding="0" cellspacing="0">
<tr>
<td><strong> Name:</strong></td>
<td style="white-space:nowrap;">us-gaap_NetPeriodicDefinedBenefitsExpenseReversalOfExpenseExcludingServiceCostComponent</td>
</tr>
<tr>
<td style="padding-right: 4px;white-space:nowrap;"><strong> Namespace Prefix:</strong></td>
<td>us-gaap_</td>
</tr>
<tr>
<td><strong> Data Type:</strong></td>
<td>xbrli:monetaryItemType</td>
</tr>
<tr>
<td><strong> Balance Type:</strong></td>
<td>debit</td>
</tr>
<tr>
<td><strong> Period Type:</strong></td>
<td>duration</td>
</tr>
</table></div>
</div></td></tr>
</table>
<table border="0" cellpadding="0" cellspacing="0" class="authRefData" style="display: none;" id="defref_us-gaap_NonoperatingIncomeExpenseAbstract">
<tr><td class="hide"><a style="color: white;" href="javascript:void(0);" onclick="top.Show.hideAR();">X</a></td></tr>
<tr><td><div class="body" style="padding: 2px;">
<a href="javascript:void(0);" onclick="top.Show.toggleNext( this );">- References</a><div><p>No definition available.</p></div>
<a href="javascript:void(0);" onclick="top.Show.toggleNext( this );">+ Details</a><div style="display: none;"><table border="0" cellpadding="0" cellspacing="0">
<tr>
<td><strong> Name:</strong></td>
<td style="white-space:nowrap;">us-gaap_NonoperatingIncomeExpenseAbstract</td>
</tr>
<tr>
<td style="padding-right: 4px;white-space:nowrap;"><strong> Namespace Prefix:</strong></td>
<td>us-gaap_</td>
</tr>
<tr>
<td><strong> Data Type:</strong></td>
<td>xbrli:stringItemType</td>
</tr>
<tr>
<td><strong> Balance Type:</strong></td>
<td>na</td>
</tr>
<tr>
<td><strong> Period Type:</strong></td>
<td>duration</td>
</tr>
</table></div>
</div></td></tr>
</table>
<table border="0" cellpadding="0" cellspacing="0" class="authRefData" style="display: none;" id="defref_us-gaap_OperatingIncomeLoss">
<tr><td class="hide"><a style="color: white;" href="javascript:void(0);" onclick="top.Show.hideAR();">X</a></td></tr>
<tr><td><div class="body" style="padding: 2px;">
<a href="javascript:void(0);" onclick="top.Show.toggleNext( this );">- Definition</a><div><p>The net result for the period of deducting operating expenses from operating revenues.</p></div>
<a href="javascript:void(0);" onclick="top.Show.toggleNext( this );">+ References</a><div style="display: none;"><p>Reference 1: http://www.xbrl.org/2003/role/exampleRef<br> -Publisher FASB<br> -Name Accounting Standards Codification<br> -Topic 280<br> -SubTopic 10<br> -Section 50<br> -Paragraph 31<br> -URI http://asc.fasb.org/extlink&amp;oid=120311839&amp;loc=d3e8924-108599<br><br>Reference 2: http://www.xbrl.org/2003/role/disclosureRef<br> -Publisher FASB<br> -Name Accounting Standards Codification<br> -Topic 280<br> -SubTopic 10<br> -Section 50<br> -Paragraph 30<br> -Subparagraph (b)<br> -URI http://asc.fasb.org/extlink&amp;oid=120311839&amp;loc=d3e8906-108599<br><br>Reference 3: http://www.xbrl.org/2003/role/disclosureRef<br> -Publisher FASB<br> -Name Accounting Standards Codification<br> -Topic 280<br> -SubTopic 10<br> -Section 50<br> -Paragraph 32<br> -Subparagraph (c)<br> -URI http://asc.fasb.org/extlink&amp;oid=120311839&amp;loc=d3e8933-108599<br><br>Reference 4: http://www.xbrl.org/2003/role/disclosureRef<br> -Publisher FASB<br> -Name Accounting Standards Codification<br> -Topic 280<br> -SubTopic 10<br> -Section 50<br> -Paragraph 32<br> -Subparagraph (f)<br> -URI http://asc.fasb.org/extlink&amp;oid=120311839&amp;loc=d3e8933-108599<br><br>Reference 5: http://www.xbrl.org/2003/role/disclosureRef<br> -Publisher FASB<br> -Name Accounting Standards Codification<br> -Topic 280<br> -SubTopic 10<br> -Section 50<br> -Paragraph 22<br> -URI http://asc.fasb.org/extlink&amp;oid=120311839&amp;loc=d3e8736-108599<br></p></div>
<a href="javascript:void(0);" onclick="top.Show.toggleNext( this );">+ Details</a><div style="display: none;"><table border="0" cellpadding="0" cellspacing="0">
<tr>
<td><strong> Name:</strong></td>
<td style="white-space:nowrap;">us-gaap_OperatingIncomeLoss</td>
</tr>
<tr>
<td style="padding-right: 4px;white-space:nowrap;"><strong> Namespace Prefix:</strong></td>
<td>us-gaap_</td>
</tr>
<tr>
<td><strong> Data Type:</strong></td>
<td>xbrli:monetaryItemType</td>
</tr>
<tr>
<td><strong> Balance Type:</strong></td>
<td>credit</td>
</tr>
<tr>
<td><strong> Period Type:</strong></td>
<td>duration</td>
</tr>
</table></div>
</div></td></tr>
</table>
<table border="0" cellpadding="0" cellspacing="0" class="authRefData" style="display: none;" id="defref_us-gaap_OtherCostAndExpenseOperating">
<tr><td class="hide"><a style="color: white;" href="javascript:void(0);" onclick="top.Show.hideAR();">X</a></td></tr>
<tr><td><div class="body" style="padding: 2px;">
<a href="javascript:void(0);" onclick="top.Show.toggleNext( this );">- Definition</a><div><p>The total amount of other operating cost and expense items that are associated with the entity's normal revenue producing operation.</p></div>
<a href="javascript:void(0);" onclick="top.Show.toggleNext( this );">+ References</a><div style="display: none;"><p>Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef<br> -Publisher FASB<br> -Name Accounting Standards Codification<br> -Topic 220<br> -SubTopic 10<br> -Section S99<br> -Paragraph 2<br> -Subparagraph (SX 210.5-03.3)<br> -URI http://asc.fasb.org/extlink&amp;oid=120395209&amp;loc=SL114868664-224227<br></p></div>
<a href="javascript:void(0);" onclick="top.Show.toggleNext( this );">+ Details</a><div style="display: none;"><table border="0" cellpadding="0" cellspacing="0">
<tr>
<td><strong> Name:</strong></td>
<td style="white-space:nowrap;">us-gaap_OtherCostAndExpenseOperating</td>
</tr>
<tr>
<td style="padding-right: 4px;white-space:nowrap;"><strong> Namespace Prefix:</strong></td>
<td>us-gaap_</td>
</tr>
<tr>
<td><strong> Data Type:</strong></td>
<td>xbrli:monetaryItemType</td>
</tr>
<tr>
<td><strong> Balance Type:</strong></td>
<td>debit</td>
</tr>
<tr>
<td><strong> Period Type:</strong></td>
<td>duration</td>
</tr>
</table></div>
</div></td></tr>
</table>
<table border="0" cellpadding="0" cellspacing="0" class="authRefData" style="display: none;" id="defref_us-gaap_OtherNonoperatingIncomeExpense">
<tr><td class="hide"><a style="color: white;" href="javascript:void(0);" onclick="top.Show.hideAR();">X</a></td></tr>
<tr><td><div class="body" style="padding: 2px;">
<a href="javascript:void(0);" onclick="top.Show.toggleNext( this );">- Definition</a><div><p>Amount of income (expense) related to nonoperating activities, classified as other.</p></div>
<a href="javascript:void(0);" onclick="top.Show.toggleNext( this );">+ References</a><div style="display: none;"><p>Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef<br> -Publisher FASB<br> -Name Accounting Standards Codification<br> -Topic 220<br> -SubTopic 10<br> -Section S99<br> -Paragraph 2<br> -Subparagraph (SX 210.5-03.9)<br> -URI http://asc.fasb.org/extlink&amp;oid=120395209&amp;loc=SL114868664-224227<br></p></div>
<a href="javascript:void(0);" onclick="top.Show.toggleNext( this );">+ Details</a><div style="display: none;"><table border="0" cellpadding="0" cellspacing="0">
<tr>
<td><strong> Name:</strong></td>
<td style="white-space:nowrap;">us-gaap_OtherNonoperatingIncomeExpense</td>
</tr>
<tr>
<td style="padding-right: 4px;white-space:nowrap;"><strong> Namespace Prefix:</strong></td>
<td>us-gaap_</td>
</tr>
<tr>
<td><strong> Data Type:</strong></td>
<td>xbrli:monetaryItemType</td>
</tr>
<tr>
<td><strong> Balance Type:</strong></td>
<td>credit</td>
</tr>
<tr>
<td><strong> Period Type:</strong></td>
<td>duration</td>
</tr>
</table></div>
</div></td></tr>
</table>
<table border="0" cellpadding="0" cellspacing="0" class="authRefData" style="display: none;" id="defref_us-gaap_Revenues">
<tr><td class="hide"><a style="color: white;" href="javascript:void(0);" onclick="top.Show.hideAR();">X</a></td></tr>
<tr><td><div class="body" style="padding: 2px;">
<a href="javascript:void(0);" onclick="top.Show.toggleNext( this );">- Definition</a><div><p>Amount of revenue recognized from goods sold, services rendered, insurance premiums, or other activities that constitute an earning process. Includes, but is not limited to, investment and interest income before deduction of interest expense when recognized as a component of revenue, and sales and trading gain (loss).</p></div>
<a href="javascript:void(0);" onclick="top.Show.toggleNext( this );">+ References</a><div style="display: none;"><p>Reference 1: http://www.xbrl.org/2003/role/disclosureRef<br> -Publisher FASB<br> -Name Accounting Standards Codification<br> -Topic 280<br> -SubTopic 10<br> -Section 50<br> -Paragraph 22<br> -Subparagraph (a)<br> -URI http://asc.fasb.org/extlink&amp;oid=120311839&amp;loc=d3e8736-108599<br><br>Reference 2: http://www.xbrl.org/2003/role/disclosureRef<br> -Publisher FASB<br> -Name Accounting Standards Codification<br> -Topic 323<br> -SubTopic 10<br> -Section 50<br> -Paragraph 3<br> -Subparagraph (c)<br> -URI http://asc.fasb.org/extlink&amp;oid=114001798&amp;loc=d3e33918-111571<br><br>Reference 3: http://www.xbrl.org/2003/role/disclosureRef<br> -Publisher FASB<br> -Name Accounting Standards Codification<br> -Topic 825<br> -SubTopic 10<br> -Section 50<br> -Paragraph 28<br> -Subparagraph (f)<br> -URI http://asc.fasb.org/extlink&amp;oid=75031198&amp;loc=d3e14064-108612<br><br>Reference 4: http://www.xbrl.org/2003/role/disclosureRef<br> -Publisher FASB<br> -Name Accounting Standards Codification<br> -Topic 280<br> -SubTopic 10<br> -Section 50<br> -Paragraph 32<br> -Subparagraph (b)<br> -URI http://asc.fasb.org/extlink&amp;oid=120311839&amp;loc=d3e8933-108599<br><br>Reference 5: http://www.xbrl.org/2003/role/disclosureRef<br> -Publisher FASB<br> -Name Accounting Standards Codification<br> -Topic 280<br> -SubTopic 10<br> -Section 50<br> -Paragraph 32<br> -Subparagraph (a)<br> -URI http://asc.fasb.org/extlink&amp;oid=120311839&amp;loc=d3e8933-108599<br><br>Reference 6: http://www.xbrl.org/2003/role/disclosureRef<br> -Publisher FASB<br> -Name Accounting Standards Codification<br> -Topic 280<br> -SubTopic 10<br> -Section 50<br> -Paragraph 22<br> -Subparagraph (b)<br> -URI http://asc.fasb.org/extlink&amp;oid=120311839&amp;loc=d3e8736-108599<br><br>Reference 7: http://www.xbrl.org/2003/role/disclosureRef<br> -Publisher FASB<br> -Name Accounting Standards Codification<br> -Topic 280<br> -SubTopic 10<br> -Section 50<br> -Paragraph 40<br> -URI http://asc.fasb.org/extlink&amp;oid=120311839&amp;loc=d3e9031-108599<br><br>Reference 8: http://www.xbrl.org/2003/role/disclosureRef<br> -Publisher FASB<br> -Name Accounting Standards Codification<br> -Topic 280<br> -SubTopic 10<br> -Section 50<br> -Paragraph 30<br> -Subparagraph (a)<br> -URI http://asc.fasb.org/extlink&amp;oid=120311839&amp;loc=d3e8906-108599<br><br>Reference 9: http://www.xbrl.org/2003/role/disclosureRef<br> -Publisher FASB<br> -Name Accounting Standards Codification<br> -Topic 280<br> -SubTopic 10<br> -Section 50<br> -Paragraph 41<br> -Subparagraph (a)<br> -URI http://asc.fasb.org/extlink&amp;oid=120311839&amp;loc=d3e9038-108599<br><br>Reference 10: http://www.xbrl.org/2003/role/disclosureRef<br> -Publisher FASB<br> -Name Accounting Standards Codification<br> -Topic 280<br> -SubTopic 10<br> -Section 50<br> -Paragraph 42<br> -URI http://asc.fasb.org/extlink&amp;oid=120311839&amp;loc=d3e9054-108599<br><br>Reference 11: http://www.xbrl.org/2003/role/disclosureRef<br> -Publisher FASB<br> -Name Accounting Standards Codification<br> -Topic 235<br> -SubTopic 10<br> -Section S99<br> -Paragraph 1<br> -Subparagraph (SX 210.4-08(g)(1)(ii))<br> -URI http://asc.fasb.org/extlink&amp;oid=120395691&amp;loc=d3e23780-122690<br><br>Reference 12: http://www.xbrl.org/2003/role/disclosureRef<br> -Publisher FASB<br> -Name Accounting Standards Codification<br> -Topic 942<br> -SubTopic 235<br> -Section S99<br> -Paragraph 1<br> -Subparagraph (SX 210.9-05(b)(2))<br> -URI http://asc.fasb.org/extlink&amp;oid=120399901&amp;loc=d3e537907-122884<br><br>Reference 13: http://www.xbrl.org/2003/role/disclosureRef<br> -Publisher FASB<br> -Name Accounting Standards Codification<br> -Topic 220<br> -SubTopic 10<br> -Section S99<br> -Paragraph 2<br> -Subparagraph (SX 210.5-03(1))<br> -URI http://asc.fasb.org/extlink&amp;oid=120395209&amp;loc=SL114868664-224227<br></p></div>
<a href="javascript:void(0);" onclick="top.Show.toggleNext( this );">+ Details</a><div style="display: none;"><table border="0" cellpadding="0" cellspacing="0">
<tr>
<td><strong> Name:</strong></td>
<td style="white-space:nowrap;">us-gaap_Revenues</td>
</tr>
<tr>
<td style="padding-right: 4px;white-space:nowrap;"><strong> Namespace Prefix:</strong></td>
<td>us-gaap_</td>
</tr>
<tr>
<td><strong> Data Type:</strong></td>
<td>xbrli:monetaryItemType</td>
</tr>
<tr>
<td><strong> Balance Type:</strong></td>
<td>credit</td>
</tr>
<tr>
<td><strong> Period Type:</strong></td>
<td>duration</td>
</tr>
</table></div>
</div></td></tr>
</table>
<table border="0" cellpadding="0" cellspacing="0" class="authRefData" style="display: none;" id="defref_us-gaap_RevenuesAbstract">
<tr><td class="hide"><a style="color: white;" href="javascript:void(0);" onclick="top.Show.hideAR();">X</a></td></tr>
<tr><td><div class="body" style="padding: 2px;">
<a href="javascript:void(0);" onclick="top.Show.toggleNext( this );">- References</a><div><p>No definition available.</p></div>
<a href="javascript:void(0);" onclick="top.Show.toggleNext( this );">+ Details</a><div style="display: none;"><table border="0" cellpadding="0" cellspacing="0">
<tr>
<td><strong> Name:</strong></td>
<td style="white-space:nowrap;">us-gaap_RevenuesAbstract</td>
</tr>
<tr>
<td style="padding-right: 4px;white-space:nowrap;"><strong> Namespace Prefix:</strong></td>
<td>us-gaap_</td>
</tr>
<tr>
<td><strong> Data Type:</strong></td>
<td>xbrli:stringItemType</td>
</tr>
<tr>
<td><strong> Balance Type:</strong></td>
<td>na</td>
</tr>
<tr>
<td><strong> Period Type:</strong></td>
<td>duration</td>
</tr>
</table></div>
</div></td></tr>
</table>
<table border="0" cellpadding="0" cellspacing="0" class="authRefData" style="display: none;" id="defref_us-gaap_UtilitiesOperatingExpenseFuelUsed">
<tr><td class="hide"><a style="color: white;" href="javascript:void(0);" onclick="top.Show.hideAR();">X</a></td></tr>
<tr><td><div class="body" style="padding: 2px;">
<a href="javascript:void(0);" onclick="top.Show.toggleNext( this );">- Definition</a><div><p>Amount of operating expense for fuel used by regulated operation.</p></div>
<a href="javascript:void(0);" onclick="top.Show.toggleNext( this );">+ References</a><div style="display: none;"><p>Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef<br> -Publisher FASB<br> -Name Accounting Standards Codification<br> -Topic 220<br> -SubTopic 10<br> -Section S99<br> -Paragraph 2<br> -Subparagraph (SX 210.5-03.2(b))<br> -URI http://asc.fasb.org/extlink&amp;oid=120395209&amp;loc=SL114868664-224227<br></p></div>
<a href="javascript:void(0);" onclick="top.Show.toggleNext( this );">+ Details</a><div style="display: none;"><table border="0" cellpadding="0" cellspacing="0">
<tr>
<td><strong> Name:</strong></td>
<td style="white-space:nowrap;">us-gaap_UtilitiesOperatingExpenseFuelUsed</td>
</tr>
<tr>
<td style="padding-right: 4px;white-space:nowrap;"><strong> Namespace Prefix:</strong></td>
<td>us-gaap_</td>
</tr>
<tr>
<td><strong> Data Type:</strong></td>
<td>xbrli:monetaryItemType</td>
</tr>
<tr>
<td><strong> Balance Type:</strong></td>
<td>debit</td>
</tr>
<tr>
<td><strong> Period Type:</strong></td>
<td>duration</td>
</tr>
</table></div>
</div></td></tr>
</table>
<table border="0" cellpadding="0" cellspacing="0" class="authRefData" style="display: none;" id="defref_us-gaap_UtilitiesOperatingExpenseMaintenanceAndOperations">
<tr><td class="hide"><a style="color: white;" href="javascript:void(0);" onclick="top.Show.hideAR();">X</a></td></tr>
<tr><td><div class="body" style="padding: 2px;">
<a href="javascript:void(0);" onclick="top.Show.toggleNext( this );">- Definition</a><div><p>Amount of operating expense for routine plant maintenance, repairs and operations of regulated operation.</p></div>
<a href="javascript:void(0);" onclick="top.Show.toggleNext( this );">+ References</a><div style="display: none;"><p>Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef<br> -Publisher FASB<br> -Name Accounting Standards Codification<br> -Topic 220<br> -SubTopic 10<br> -Section S99<br> -Paragraph 2<br> -Subparagraph (SX 210.5-03.2(b))<br> -URI http://asc.fasb.org/extlink&amp;oid=120395209&amp;loc=SL114868664-224227<br></p></div>
<a href="javascript:void(0);" onclick="top.Show.toggleNext( this );">+ Details</a><div style="display: none;"><table border="0" cellpadding="0" cellspacing="0">
<tr>
<td><strong> Name:</strong></td>
<td style="white-space:nowrap;">us-gaap_UtilitiesOperatingExpenseMaintenanceAndOperations</td>
</tr>
<tr>
<td style="padding-right: 4px;white-space:nowrap;"><strong> Namespace Prefix:</strong></td>
<td>us-gaap_</td>
</tr>
<tr>
<td><strong> Data Type:</strong></td>
<td>xbrli:monetaryItemType</td>
</tr>
<tr>
<td><strong> Balance Type:</strong></td>
<td>debit</td>
</tr>
<tr>
<td><strong> Period Type:</strong></td>
<td>duration</td>
</tr>
</table></div>
</div></td></tr>
</table>
<table border="0" cellpadding="0" cellspacing="0" class="authRefData" style="display: none;" id="defref_us-gaap_UtilitiesOperatingExpenseOther">
<tr><td class="hide"><a style="color: white;" href="javascript:void(0);" onclick="top.Show.hideAR();">X</a></td></tr>
<tr><td><div class="body" style="padding: 2px;">
<a href="javascript:void(0);" onclick="top.Show.toggleNext( this );">- Definition</a><div><p>Amount of other operating expense of regulated operation.</p></div>
<a href="javascript:void(0);" onclick="top.Show.toggleNext( this );">+ References</a><div style="display: none;"><p>Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef<br> -Publisher FASB<br> -Name Accounting Standards Codification<br> -Topic 220<br> -SubTopic 10<br> -Section S99<br> -Paragraph 2<br> -Subparagraph (SX 210.5-03.2(b))<br> -URI http://asc.fasb.org/extlink&amp;oid=120395209&amp;loc=SL114868664-224227<br></p></div>
<a href="javascript:void(0);" onclick="top.Show.toggleNext( this );">+ Details</a><div style="display: none;"><table border="0" cellpadding="0" cellspacing="0">
<tr>
<td><strong> Name:</strong></td>
<td style="white-space:nowrap;">us-gaap_UtilitiesOperatingExpenseOther</td>
</tr>
<tr>
<td style="padding-right: 4px;white-space:nowrap;"><strong> Namespace Prefix:</strong></td>
<td>us-gaap_</td>
</tr>
<tr>
<td><strong> Data Type:</strong></td>
<td>xbrli:monetaryItemType</td>
</tr>
<tr>
<td><strong> Balance Type:</strong></td>
<td>debit</td>
</tr>
<tr>
<td><strong> Period Type:</strong></td>
<td>duration</td>
</tr>
</table></div>
</div></td></tr>
</table>
<table border="0" cellpadding="0" cellspacing="0" class="authRefData" style="display: none;" id="defref_us-gaap_UtilitiesOperatingExpenseProductsAndServices">
<tr><td class="hide"><a style="color: white;" href="javascript:void(0);" onclick="top.Show.hideAR();">X</a></td></tr>
<tr><td><div class="body" style="padding: 2px;">
<a href="javascript:void(0);" onclick="top.Show.toggleNext( this );">- Definition</a><div><p>Amount of operating expense for products and services of regulated operation.</p></div>
<a href="javascript:void(0);" onclick="top.Show.toggleNext( this );">+ References</a><div style="display: none;"><p>Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef<br> -Publisher FASB<br> -Name Accounting Standards Codification<br> -Topic 220<br> -SubTopic 10<br> -Section S99<br> -Paragraph 2<br> -Subparagraph (SX 210.5-03.2(b))<br> -URI http://asc.fasb.org/extlink&amp;oid=120395209&amp;loc=SL114868664-224227<br></p></div>
<a href="javascript:void(0);" onclick="top.Show.toggleNext( this );">+ Details</a><div style="display: none;"><table border="0" cellpadding="0" cellspacing="0">
<tr>
<td><strong> Name:</strong></td>
<td style="white-space:nowrap;">us-gaap_UtilitiesOperatingExpenseProductsAndServices</td>
</tr>
<tr>
<td style="padding-right: 4px;white-space:nowrap;"><strong> Namespace Prefix:</strong></td>
<td>us-gaap_</td>
</tr>
<tr>
<td><strong> Data Type:</strong></td>
<td>xbrli:monetaryItemType</td>
</tr>
<tr>
<td><strong> Balance Type:</strong></td>
<td>debit</td>
</tr>
<tr>
<td><strong> Period Type:</strong></td>
<td>duration</td>
</tr>
</table></div>
</div></td></tr>
</table>
<table border="0" cellpadding="0" cellspacing="0" class="authRefData" style="display: none;" id="defref_us-gaap_UtilitiesOperatingExpensePurchasedPower">
<tr><td class="hide"><a style="color: white;" href="javascript:void(0);" onclick="top.Show.hideAR();">X</a></td></tr>
<tr><td><div class="body" style="padding: 2px;">
<a href="javascript:void(0);" onclick="top.Show.toggleNext( this );">- Definition</a><div><p>Amount of operating expense for purchased power of regulated operation.</p></div>
<a href="javascript:void(0);" onclick="top.Show.toggleNext( this );">+ References</a><div style="display: none;"><p>Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef<br> -Publisher FASB<br> -Name Accounting Standards Codification<br> -Topic 220<br> -SubTopic 10<br> -Section S99<br> -Paragraph 2<br> -Subparagraph (SX 210.5-03.2(b))<br> -URI http://asc.fasb.org/extlink&amp;oid=120395209&amp;loc=SL114868664-224227<br></p></div>
<a href="javascript:void(0);" onclick="top.Show.toggleNext( this );">+ Details</a><div style="display: none;"><table border="0" cellpadding="0" cellspacing="0">
<tr>
<td><strong> Name:</strong></td>
<td style="white-space:nowrap;">us-gaap_UtilitiesOperatingExpensePurchasedPower</td>
</tr>
<tr>
<td style="padding-right: 4px;white-space:nowrap;"><strong> Namespace Prefix:</strong></td>
<td>us-gaap_</td>
</tr>
<tr>
<td><strong> Data Type:</strong></td>
<td>xbrli:monetaryItemType</td>
</tr>
<tr>
<td><strong> Balance Type:</strong></td>
<td>debit</td>
</tr>
<tr>
<td><strong> Period Type:</strong></td>
<td>duration</td>
</tr>
</table></div>
</div></td></tr>
</table>
<table border="0" cellpadding="0" cellspacing="0" class="authRefData" style="display: none;" id="defref_us-gaap_WeightedAverageNumberOfDilutedSharesOutstanding">
<tr><td class="hide"><a style="color: white;" href="javascript:void(0);" onclick="top.Show.hideAR();">X</a></td></tr>
<tr><td><div class="body" style="padding: 2px;">
<a href="javascript:void(0);" onclick="top.Show.toggleNext( this );">- Definition</a><div><p>The average number of shares or units issued and outstanding that are used in calculating diluted EPS or earnings per unit (EPU), determined based on the timing of issuance of shares or units in the period.</p></div>
<a href="javascript:void(0);" onclick="top.Show.toggleNext( this );">+ References</a><div style="display: none;"><p>Reference 1: http://www.xbrl.org/2003/role/disclosureRef<br> -Publisher FASB<br> -Name Accounting Standards Codification<br> -Topic 260<br> -SubTopic 10<br> -Section 50<br> -Paragraph 1<br> -Subparagraph (a)<br> -URI http://asc.fasb.org/extlink&amp;oid=6371337&amp;loc=d3e3550-109257<br><br>Reference 2: http://www.xbrl.org/2003/role/disclosureRef<br> -Publisher FASB<br> -Name Accounting Standards Codification<br> -Topic 260<br> -SubTopic 10<br> -Section 45<br> -Paragraph 16<br> -URI http://asc.fasb.org/extlink&amp;oid=121326447&amp;loc=d3e1505-109256<br></p></div>
<a href="javascript:void(0);" onclick="top.Show.toggleNext( this );">+ Details</a><div style="display: none;"><table border="0" cellpadding="0" cellspacing="0">
<tr>
<td><strong> Name:</strong></td>
<td style="white-space:nowrap;">us-gaap_WeightedAverageNumberOfDilutedSharesOutstanding</td>
</tr>
<tr>
<td style="padding-right: 4px;white-space:nowrap;"><strong> Namespace Prefix:</strong></td>
<td>us-gaap_</td>
</tr>
<tr>
<td><strong> Data Type:</strong></td>
<td>xbrli:sharesItemType</td>
</tr>
<tr>
<td><strong> Balance Type:</strong></td>
<td>na</td>
</tr>
<tr>
<td><strong> Period Type:</strong></td>
<td>duration</td>
</tr>
</table></div>
</div></td></tr>
</table>
<table border="0" cellpadding="0" cellspacing="0" class="authRefData" style="display: none;" id="defref_us-gaap_WeightedAverageNumberOfSharesOutstandingBasic">
<tr><td class="hide"><a style="color: white;" href="javascript:void(0);" onclick="top.Show.hideAR();">X</a></td></tr>
<tr><td><div class="body" style="padding: 2px;">
<a href="javascript:void(0);" onclick="top.Show.toggleNext( this );">- Definition</a><div><p>Number of [basic] shares or units, after adjustment for contingently issuable shares or units and other shares or units not deemed outstanding, determined by relating the portion of time within a reporting period that common shares or units have been outstanding to the total time in that period.</p></div>
<a href="javascript:void(0);" onclick="top.Show.toggleNext( this );">+ References</a><div style="display: none;"><p>Reference 1: http://www.xbrl.org/2003/role/disclosureRef<br> -Publisher FASB<br> -Name Accounting Standards Codification<br> -Topic 260<br> -SubTopic 10<br> -Section 50<br> -Paragraph 1<br> -Subparagraph (a)<br> -URI http://asc.fasb.org/extlink&amp;oid=6371337&amp;loc=d3e3550-109257<br><br>Reference 2: http://www.xbrl.org/2003/role/disclosureRef<br> -Publisher FASB<br> -Name Accounting Standards Codification<br> -Topic 260<br> -SubTopic 10<br> -Section 45<br> -Paragraph 10<br> -URI http://asc.fasb.org/extlink&amp;oid=121326447&amp;loc=d3e1448-109256<br></p></div>
<a href="javascript:void(0);" onclick="top.Show.toggleNext( this );">+ Details</a><div style="display: none;"><table border="0" cellpadding="0" cellspacing="0">
<tr>
<td><strong> Name:</strong></td>
<td style="white-space:nowrap;">us-gaap_WeightedAverageNumberOfSharesOutstandingBasic</td>
</tr>
<tr>
<td style="padding-right: 4px;white-space:nowrap;"><strong> Namespace Prefix:</strong></td>
<td>us-gaap_</td>
</tr>
<tr>
<td><strong> Data Type:</strong></td>
<td>xbrli:sharesItemType</td>
</tr>
<tr>
<td><strong> Balance Type:</strong></td>
<td>na</td>
</tr>
<tr>
<td><strong> Period Type:</strong></td>
<td>duration</td>
</tr>
</table></div>
</div></td></tr>
</table>
<table border="0" cellpadding="0" cellspacing="0" class="authRefData" style="display: none;" id="defref_us-gaap_WeightedAverageNumberOfSharesOutstandingDilutedDisclosureItemsAbstract">
<tr><td class="hide"><a style="color: white;" href="javascript:void(0);" onclick="top.Show.hideAR();">X</a></td></tr>
<tr><td><div class="body" style="padding: 2px;">
<a href="javascript:void(0);" onclick="top.Show.toggleNext( this );">- References</a><div><p>No definition available.</p></div>
<a href="javascript:void(0);" onclick="top.Show.toggleNext( this );">+ Details</a><div style="display: none;"><table border="0" cellpadding="0" cellspacing="0">
<tr>
<td><strong> Name:</strong></td>
<td style="white-space:nowrap;">us-gaap_WeightedAverageNumberOfSharesOutstandingDilutedDisclosureItemsAbstract</td>
</tr>
<tr>
<td style="padding-right: 4px;white-space:nowrap;"><strong> Namespace Prefix:</strong></td>
<td>us-gaap_</td>
</tr>
<tr>
<td><strong> Data Type:</strong></td>
<td>xbrli:stringItemType</td>
</tr>
<tr>
<td><strong> Balance Type:</strong></td>
<td>na</td>
</tr>
<tr>
<td><strong> Period Type:</strong></td>
<td>duration</td>
</tr>
</table></div>
</div></td></tr>
</table>
<table border="0" cellpadding="0" cellspacing="0" class="authRefData" style="display: none;" id="defref_srt_ProductOrServiceAxis=ottr_ElectricMember">
<tr><td class="hide"><a style="color: white;" href="javascript:void(0);" onclick="top.Show.hideAR();">X</a></td></tr>
<tr><td><div class="body" style="padding: 2px;">
<a href="javascript:void(0);" onclick="top.Show.toggleNext( this );">- Details</a><div><table border="0" cellpadding="0" cellspacing="0">
<tr>
<td><strong> Name:</strong></td>
<td style="white-space:nowrap;">srt_ProductOrServiceAxis=ottr_ElectricMember</td>
</tr>
<tr>
<td style="padding-right: 4px;white-space:nowrap;"><strong> Namespace Prefix:</strong></td>
<td></td>
</tr>
<tr>
<td><strong> Data Type:</strong></td>
<td>na</td>
</tr>
<tr>
<td><strong> Balance Type:</strong></td>
<td></td>
</tr>
<tr>
<td><strong> Period Type:</strong></td>
<td></td>
</tr>
</table></div>
</div></td></tr>
</table>
<table border="0" cellpadding="0" cellspacing="0" class="authRefData" style="display: none;" id="defref_srt_ProductOrServiceAxis=ottr_ProductSalesMember">
<tr><td class="hide"><a style="color: white;" href="javascript:void(0);" onclick="top.Show.hideAR();">X</a></td></tr>
<tr><td><div class="body" style="padding: 2px;">
<a href="javascript:void(0);" onclick="top.Show.toggleNext( this );">- Details</a><div><table border="0" cellpadding="0" cellspacing="0">
<tr>
<td><strong> Name:</strong></td>
<td style="white-space:nowrap;">srt_ProductOrServiceAxis=ottr_ProductSalesMember</td>
</tr>
<tr>
<td style="padding-right: 4px;white-space:nowrap;"><strong> Namespace Prefix:</strong></td>
<td></td>
</tr>
<tr>
<td><strong> Data Type:</strong></td>
<td>na</td>
</tr>
<tr>
<td><strong> Balance Type:</strong></td>
<td></td>
</tr>
<tr>
<td><strong> Period Type:</strong></td>
<td></td>
</tr>
</table></div>
</div></td></tr>
</table>
</div>
</body>
</html>
</TEXT>
</DOCUMENT>
<DOCUMENT>
<TYPE>XML
<SEQUENCE>16
<FILENAME>R5.htm
<DESCRIPTION>IDEA: XBRL DOCUMENT
<TEXT>
<html>
<head>
<title></title>
<link rel="stylesheet" type="text/css" href="report.css">
<script type="text/javascript" src="Show.js">/* Do Not Remove This Comment */</script><script type="text/javascript">
							function toggleNextSibling (e) {
							if (e.nextSibling.style.display=='none') {
							e.nextSibling.style.display='block';
							} else { e.nextSibling.style.display='none'; }
							}</script>
</head>
<body>
<span style="display: none;">v3.21.1</span><table class="report" border="0" cellspacing="2" id="idm140348372165544">
<tr>
<th class="tl" colspan="1" rowspan="2"><div style="width: 200px;"><strong>Consolidated Statements of Comprehensive Income - USD ($)<br> $ in Thousands</strong></div></th>
<th class="th" colspan="2">3 Months Ended</th>
</tr>
<tr>
<th class="th"><div>Mar. 31, 2021</div></th>
<th class="th"><div>Mar. 31, 2020</div></th>
</tr>
<tr class="re">
<td class="pl " style="border-bottom: 0px;" valign="top"><a class="a" href="javascript:void(0);" onclick="top.Show.showAR( this, 'defref_us-gaap_StatementOfIncomeAndComprehensiveIncomeAbstract', window );"><strong>Statement of Comprehensive Income [Abstract]</strong></a></td>
<td class="text">&#160;<span></span>
</td>
<td class="text">&#160;<span></span>
</td>
</tr>
<tr class="ro">
<td class="pl " style="border-bottom: 0px;" valign="top"><a class="a" href="javascript:void(0);" onclick="top.Show.showAR( this, 'defref_us-gaap_NetIncomeLoss', window );">Net Income</a></td>
<td class="nump">$ 30,329<span></span>
</td>
<td class="nump">$ 24,268<span></span>
</td>
</tr>
<tr class="re">
<td class="pl " style="border-bottom: 0px;" valign="top"><a class="a" href="javascript:void(0);" onclick="top.Show.showAR( this, 'defref_us-gaap_OtherComprehensiveIncomeAvailableForSaleSecuritiesAdjustmentNetOfTaxPeriodIncreaseDecreaseAbstract', window );"><strong>Unrealized Gain (Loss) on Available-for-Sale Securities:</strong></a></td>
<td class="text">&#160;<span></span>
</td>
<td class="text">&#160;<span></span>
</td>
</tr>
<tr class="ro">
<td class="pl " style="border-bottom: 0px;" valign="top"><a class="a" href="javascript:void(0);" onclick="top.Show.showAR( this, 'defref_us-gaap_OtherComprehensiveIncomeLossReclassificationAdjustmentFromAOCIForSaleOfSecuritiesBeforeTax', window );">Reversal of Previously Recognized Losses (Gains) Realized on Sale of Investments and Included in Other Income (Expense) During Period</a></td>
<td class="num">(5)<span></span>
</td>
<td class="nump">2<span></span>
</td>
</tr>
<tr class="re">
<td class="pl " style="border-bottom: 0px;" valign="top"><a class="a" href="javascript:void(0);" onclick="top.Show.showAR( this, 'defref_us-gaap_OtherComprehensiveIncomeUnrealizedHoldingGainLossOnSecuritiesArisingDuringPeriodBeforeTax', window );">Unrealized Gains (Losses) Arising During Period</a></td>
<td class="num">(40)<span></span>
</td>
<td class="nump">126<span></span>
</td>
</tr>
<tr class="ro">
<td class="pl " style="border-bottom: 0px;" valign="top"><a class="a" href="javascript:void(0);" onclick="top.Show.showAR( this, 'defref_us-gaap_OtherComprehensiveIncomeAvailableforsaleSecuritiesTaxPortionAttributableToParent', window );">Income Tax (Expense) Benefit</a></td>
<td class="nump">10<span></span>
</td>
<td class="num">(27)<span></span>
</td>
</tr>
<tr class="reu">
<td class="pl " style="border-bottom: 0px;" valign="top"><a class="a" href="javascript:void(0);" onclick="top.Show.showAR( this, 'defref_us-gaap_OtherComprehensiveIncomeAvailableforsaleSecuritiesAdjustmentNetOfTaxPortionAttributableToParent', window );">Available-for-Sale Securities, net of tax</a></td>
<td class="num">(35)<span></span>
</td>
<td class="nump">101<span></span>
</td>
</tr>
<tr class="ro">
<td class="pl " style="border-bottom: 0px;" valign="top"><a class="a" href="javascript:void(0);" onclick="top.Show.showAR( this, 'defref_us-gaap_OtherComprehensiveIncomeDefinedBenefitPlansAdjustmentNetOfTaxPeriodIncreaseDecreaseAbstract', window );"><strong>Pension and Postretirement Benefit Plans:</strong></a></td>
<td class="text">&#160;<span></span>
</td>
<td class="text">&#160;<span></span>
</td>
</tr>
<tr class="re">
<td class="pl " style="border-bottom: 0px;" valign="top"><a class="a" href="javascript:void(0);" onclick="top.Show.showAR( this, 'defref_us-gaap_OtherComprehensiveIncomeDefinedBenefitPlansAdjustmentBeforeTaxPortionAttributableToParent', window );">Amortization of Unrecognized Postretirement Benefit Losses and Costs</a></td>
<td class="nump">203<span></span>
</td>
<td class="nump">138<span></span>
</td>
</tr>
<tr class="ro">
<td class="pl " style="border-bottom: 0px;" valign="top"><a class="a" href="javascript:void(0);" onclick="top.Show.showAR( this, 'defref_us-gaap_OtherComprehensiveIncomeDefinedBenefitPlansTaxPortionAttributableToParent', window );">Income Tax Expense</a></td>
<td class="num">(53)<span></span>
</td>
<td class="num">(36)<span></span>
</td>
</tr>
<tr class="reu">
<td class="pl " style="border-bottom: 0px;" valign="top"><a class="a" href="javascript:void(0);" onclick="top.Show.showAR( this, 'defref_us-gaap_OtherComprehensiveIncomeDefinedBenefitPlansAdjustmentNetOfTaxPortionAttributableToParent', window );">Pension and Postretirement Benefit Plan, net of tax</a></td>
<td class="nump">150<span></span>
</td>
<td class="nump">102<span></span>
</td>
</tr>
<tr class="rou">
<td class="pl " style="border-bottom: 0px;" valign="top"><a class="a" href="javascript:void(0);" onclick="top.Show.showAR( this, 'defref_us-gaap_OtherComprehensiveIncomeLossNetOfTaxPortionAttributableToParent', window );">Total Other Comprehensive Income</a></td>
<td class="nump">115<span></span>
</td>
<td class="nump">203<span></span>
</td>
</tr>
<tr class="reu">
<td class="pl " style="border-bottom: 0px;" valign="top"><a class="a" href="javascript:void(0);" onclick="top.Show.showAR( this, 'defref_us-gaap_ComprehensiveIncomeNetOfTax', window );">Total Comprehensive Income</a></td>
<td class="nump">$ 30,444<span></span>
</td>
<td class="nump">$ 24,471<span></span>
</td>
</tr>
</table>
<div style="display: none;">
<table border="0" cellpadding="0" cellspacing="0" class="authRefData" style="display: none;" id="defref_us-gaap_ComprehensiveIncomeNetOfTax">
<tr><td class="hide"><a style="color: white;" href="javascript:void(0);" onclick="top.Show.hideAR();">X</a></td></tr>
<tr><td><div class="body" style="padding: 2px;">
<a href="javascript:void(0);" onclick="top.Show.toggleNext( this );">- Definition</a><div><p>Amount after tax of increase (decrease) in equity from transactions and other events and circumstances from net income and other comprehensive income, attributable to parent entity. Excludes changes in equity resulting from investments by owners and distributions to owners.</p></div>
<a href="javascript:void(0);" onclick="top.Show.toggleNext( this );">+ References</a><div style="display: none;"><p>Reference 1: http://www.xbrl.org/2003/role/disclosureRef<br> -Publisher FASB<br> -Name Accounting Standards Codification<br> -Topic 944<br> -SubTopic 220<br> -Section S99<br> -Paragraph 1<br> -Subparagraph (SX 210.7-04(22))<br> -URI http://asc.fasb.org/extlink&amp;oid=120400993&amp;loc=SL114874131-224263<br><br>Reference 2: http://www.xbrl.org/2003/role/disclosureRef<br> -Publisher FASB<br> -Name Accounting Standards Codification<br> -Topic 220<br> -SubTopic 10<br> -Section S99<br> -Paragraph 2<br> -Subparagraph (SX 210.5-03(24))<br> -URI http://asc.fasb.org/extlink&amp;oid=120395209&amp;loc=SL114868664-224227<br><br>Reference 3: http://fasb.org/us-gaap/role/ref/legacyRef<br> -Publisher FASB<br> -Name Accounting Standards Codification<br> -Topic 220<br> -SubTopic 10<br> -Section 45<br> -Paragraph 5<br> -URI http://asc.fasb.org/extlink&amp;oid=121641772&amp;loc=d3e557-108580<br><br>Reference 4: http://www.xbrl.org/2003/role/disclosureRef<br> -Publisher FASB<br> -Name Accounting Standards Codification<br> -Topic 942<br> -SubTopic 220<br> -Section S99<br> -Paragraph 1<br> -Subparagraph (SX 210.9-04(26))<br> -URI http://asc.fasb.org/extlink&amp;oid=120399700&amp;loc=SL114874048-224260<br><br>Reference 5: http://www.xbrl.org/2003/role/disclosureRef<br> -Publisher FASB<br> -Name Accounting Standards Codification<br> -Topic 220<br> -SubTopic 10<br> -Section 45<br> -Paragraph 1B<br> -Subparagraph (b)<br> -URI http://asc.fasb.org/extlink&amp;oid=121641772&amp;loc=SL7669625-108580<br><br>Reference 6: http://www.xbrl.org/2003/role/disclosureRef<br> -Publisher FASB<br> -Name Accounting Standards Codification<br> -Topic 220<br> -SubTopic 10<br> -Section 45<br> -Paragraph 1A<br> -Subparagraph (c)<br> -URI http://asc.fasb.org/extlink&amp;oid=121641772&amp;loc=SL7669619-108580<br></p></div>
<a href="javascript:void(0);" onclick="top.Show.toggleNext( this );">+ Details</a><div style="display: none;"><table border="0" cellpadding="0" cellspacing="0">
<tr>
<td><strong> Name:</strong></td>
<td style="white-space:nowrap;">us-gaap_ComprehensiveIncomeNetOfTax</td>
</tr>
<tr>
<td style="padding-right: 4px;white-space:nowrap;"><strong> Namespace Prefix:</strong></td>
<td>us-gaap_</td>
</tr>
<tr>
<td><strong> Data Type:</strong></td>
<td>xbrli:monetaryItemType</td>
</tr>
<tr>
<td><strong> Balance Type:</strong></td>
<td>credit</td>
</tr>
<tr>
<td><strong> Period Type:</strong></td>
<td>duration</td>
</tr>
</table></div>
</div></td></tr>
</table>
<table border="0" cellpadding="0" cellspacing="0" class="authRefData" style="display: none;" id="defref_us-gaap_NetIncomeLoss">
<tr><td class="hide"><a style="color: white;" href="javascript:void(0);" onclick="top.Show.hideAR();">X</a></td></tr>
<tr><td><div class="body" style="padding: 2px;">
<a href="javascript:void(0);" onclick="top.Show.toggleNext( this );">- Definition</a><div><p>The portion of profit or loss for the period, net of income taxes, which is attributable to the parent.</p></div>
<a href="javascript:void(0);" onclick="top.Show.toggleNext( this );">+ References</a><div style="display: none;"><p>Reference 1: http://www.xbrl.org/2003/role/disclosureRef<br> -Publisher FASB<br> -Name Accounting Standards Codification<br> -Topic 220<br> -SubTopic 10<br> -Section 45<br> -Paragraph 1A<br> -Subparagraph (a)<br> -URI http://asc.fasb.org/extlink&amp;oid=121641772&amp;loc=SL7669619-108580<br><br>Reference 2: http://www.xbrl.org/2003/role/exampleRef<br> -Publisher FASB<br> -Name Accounting Standards Codification<br> -Topic 280<br> -SubTopic 10<br> -Section 50<br> -Paragraph 31<br> -URI http://asc.fasb.org/extlink&amp;oid=120311839&amp;loc=d3e8924-108599<br><br>Reference 3: http://www.xbrl.org/2003/role/disclosureRef<br> -Publisher FASB<br> -Name Accounting Standards Codification<br> -Topic 250<br> -SubTopic 10<br> -Section 50<br> -Paragraph 11<br> -Subparagraph (b)<br> -URI http://asc.fasb.org/extlink&amp;oid=109234566&amp;loc=d3e22694-107794<br><br>Reference 4: http://fasb.org/us-gaap/role/ref/legacyRef<br> -Publisher FASB<br> -Name Accounting Standards Codification<br> -Topic 942<br> -SubTopic 220<br> -Section S99<br> -Paragraph 1<br> -Subparagraph (SX 210.9-04(22))<br> -URI http://asc.fasb.org/extlink&amp;oid=120399700&amp;loc=SL114874048-224260<br><br>Reference 5: http://www.xbrl.org/2003/role/disclosureRef<br> -Publisher FASB<br> -Name Accounting Standards Codification<br> -Topic 250<br> -SubTopic 10<br> -Section 50<br> -Paragraph 11<br> -Subparagraph (a)<br> -URI http://asc.fasb.org/extlink&amp;oid=109234566&amp;loc=d3e22694-107794<br><br>Reference 6: http://www.xbrl.org/2003/role/disclosureRef<br> -Publisher FASB<br> -Name Accounting Standards Codification<br> -Topic 280<br> -SubTopic 10<br> -Section 50<br> -Paragraph 32<br> -Subparagraph (f)<br> -URI http://asc.fasb.org/extlink&amp;oid=120311839&amp;loc=d3e8933-108599<br><br>Reference 7: http://www.xbrl.org/2003/role/disclosureRef<br> -Publisher FASB<br> -Name Accounting Standards Codification<br> -Topic 205<br> -SubTopic 20<br> -Section 50<br> -Paragraph 7<br> -URI http://asc.fasb.org/extlink&amp;oid=109222650&amp;loc=SL51721683-107760<br><br>Reference 8: http://www.xbrl.org/2003/role/disclosureRef<br> -Publisher FASB<br> -Name Accounting Standards Codification<br> -Topic 250<br> -SubTopic 10<br> -Section 50<br> -Paragraph 4<br> -URI http://asc.fasb.org/extlink&amp;oid=109234566&amp;loc=d3e22595-107794<br><br>Reference 9: http://www.xbrl.org/2003/role/disclosureRef<br> -Publisher FASB<br> -Name Accounting Standards Codification<br> -Topic 220<br> -SubTopic 10<br> -Section 45<br> -Paragraph 1B<br> -Subparagraph (a)<br> -URI http://asc.fasb.org/extlink&amp;oid=121641772&amp;loc=SL7669625-108580<br><br>Reference 10: http://www.xbrl.org/2003/role/disclosureRef<br> -Publisher FASB<br> -Name Accounting Standards Codification<br> -Topic 280<br> -SubTopic 10<br> -Section 50<br> -Paragraph 22<br> -URI http://asc.fasb.org/extlink&amp;oid=120311839&amp;loc=d3e8736-108599<br><br>Reference 11: http://fasb.org/us-gaap/role/ref/legacyRef<br> -Publisher FASB<br> -Name Accounting Standards Codification<br> -Topic 944<br> -SubTopic 220<br> -Section S99<br> -Paragraph 1<br> -Subparagraph (SX 210.7-04(18))<br> -URI http://asc.fasb.org/extlink&amp;oid=120400993&amp;loc=SL114874131-224263<br><br>Reference 12: http://fasb.org/us-gaap/role/ref/legacyRef<br> -Publisher FASB<br> -Name Accounting Standards Codification<br> -Topic 220<br> -SubTopic 10<br> -Section S99<br> -Paragraph 2<br> -Subparagraph (SX 210.5-03(20))<br> -URI http://asc.fasb.org/extlink&amp;oid=120395209&amp;loc=SL114868664-224227<br><br>Reference 13: http://fasb.org/us-gaap/role/ref/legacyRef<br> -Publisher FASB<br> -Name Accounting Standards Codification<br> -Topic 230<br> -SubTopic 10<br> -Section 45<br> -Paragraph 28<br> -URI http://asc.fasb.org/extlink&amp;oid=121586364&amp;loc=d3e3602-108585<br><br>Reference 14: http://www.xbrl.org/2003/role/disclosureRef<br> -Publisher FASB<br> -Name Accounting Standards Codification<br> -Topic 250<br> -SubTopic 10<br> -Section 50<br> -Paragraph 1<br> -Subparagraph (b)(2)<br> -URI http://asc.fasb.org/extlink&amp;oid=109234566&amp;loc=d3e22499-107794<br><br>Reference 15: http://www.xbrl.org/2003/role/disclosureRef<br> -Publisher FASB<br> -Name Accounting Standards Codification<br> -Topic 250<br> -SubTopic 10<br> -Section 50<br> -Paragraph 9<br> -URI http://asc.fasb.org/extlink&amp;oid=109234566&amp;loc=d3e22663-107794<br><br>Reference 16: http://www.xbrl.org/2003/role/disclosureRef<br> -Publisher FASB<br> -Name Accounting Standards Codification<br> -Topic 825<br> -SubTopic 10<br> -Section 50<br> -Paragraph 28<br> -Subparagraph (f)<br> -URI http://asc.fasb.org/extlink&amp;oid=75031198&amp;loc=d3e14064-108612<br><br>Reference 17: http://www.xbrl.org/2003/role/disclosureRef<br> -Publisher FASB<br> -Name Accounting Standards Codification<br> -Topic 280<br> -SubTopic 10<br> -Section 50<br> -Paragraph 30<br> -Subparagraph (b)<br> -URI http://asc.fasb.org/extlink&amp;oid=120311839&amp;loc=d3e8906-108599<br><br>Reference 18: http://www.xbrl.org/2003/role/disclosureRef<br> -Publisher FASB<br> -Name Accounting Standards Codification<br> -Topic 250<br> -SubTopic 10<br> -Section 50<br> -Paragraph 3<br> -URI http://asc.fasb.org/extlink&amp;oid=109234566&amp;loc=d3e22583-107794<br><br>Reference 19: http://www.xbrl.org/2003/role/disclosureRef<br> -Publisher FASB<br> -Name Accounting Standards Codification<br> -Topic 235<br> -SubTopic 10<br> -Section S99<br> -Paragraph 1<br> -Subparagraph (SX 210.4-08(g)(1)(ii))<br> -URI http://asc.fasb.org/extlink&amp;oid=120395691&amp;loc=d3e23780-122690<br><br>Reference 20: http://www.xbrl.org/2003/role/disclosureRef<br> -Publisher FASB<br> -Name Accounting Standards Codification<br> -Topic 260<br> -SubTopic 10<br> -Section 45<br> -Paragraph 60B<br> -Subparagraph (a)<br> -URI http://asc.fasb.org/extlink&amp;oid=121326447&amp;loc=SL5780133-109256<br><br>Reference 21: http://www.xbrl.org/2003/role/disclosureRef<br> -Publisher FASB<br> -Name Accounting Standards Codification<br> -Topic 323<br> -SubTopic 10<br> -Section 50<br> -Paragraph 3<br> -Subparagraph (c)<br> -URI http://asc.fasb.org/extlink&amp;oid=114001798&amp;loc=d3e33918-111571<br><br>Reference 22: http://www.xbrl.org/2003/role/disclosureRef<br> -Publisher FASB<br> -Name Accounting Standards Codification<br> -Topic 280<br> -SubTopic 10<br> -Section 50<br> -Paragraph 32<br> -Subparagraph (c)<br> -URI http://asc.fasb.org/extlink&amp;oid=120311839&amp;loc=d3e8933-108599<br><br>Reference 23: http://www.xbrl.org/2003/role/disclosureRef<br> -Publisher FASB<br> -Name Accounting Standards Codification<br> -Topic 250<br> -SubTopic 10<br> -Section 50<br> -Paragraph 8<br> -URI http://asc.fasb.org/extlink&amp;oid=109234566&amp;loc=d3e22658-107794<br></p></div>
<a href="javascript:void(0);" onclick="top.Show.toggleNext( this );">+ Details</a><div style="display: none;"><table border="0" cellpadding="0" cellspacing="0">
<tr>
<td><strong> Name:</strong></td>
<td style="white-space:nowrap;">us-gaap_NetIncomeLoss</td>
</tr>
<tr>
<td style="padding-right: 4px;white-space:nowrap;"><strong> Namespace Prefix:</strong></td>
<td>us-gaap_</td>
</tr>
<tr>
<td><strong> Data Type:</strong></td>
<td>xbrli:monetaryItemType</td>
</tr>
<tr>
<td><strong> Balance Type:</strong></td>
<td>credit</td>
</tr>
<tr>
<td><strong> Period Type:</strong></td>
<td>duration</td>
</tr>
</table></div>
</div></td></tr>
</table>
<table border="0" cellpadding="0" cellspacing="0" class="authRefData" style="display: none;" id="defref_us-gaap_OtherComprehensiveIncomeAvailableForSaleSecuritiesAdjustmentNetOfTaxPeriodIncreaseDecreaseAbstract">
<tr><td class="hide"><a style="color: white;" href="javascript:void(0);" onclick="top.Show.hideAR();">X</a></td></tr>
<tr><td><div class="body" style="padding: 2px;">
<a href="javascript:void(0);" onclick="top.Show.toggleNext( this );">- References</a><div><p>No definition available.</p></div>
<a href="javascript:void(0);" onclick="top.Show.toggleNext( this );">+ Details</a><div style="display: none;"><table border="0" cellpadding="0" cellspacing="0">
<tr>
<td><strong> Name:</strong></td>
<td style="white-space:nowrap;">us-gaap_OtherComprehensiveIncomeAvailableForSaleSecuritiesAdjustmentNetOfTaxPeriodIncreaseDecreaseAbstract</td>
</tr>
<tr>
<td style="padding-right: 4px;white-space:nowrap;"><strong> Namespace Prefix:</strong></td>
<td>us-gaap_</td>
</tr>
<tr>
<td><strong> Data Type:</strong></td>
<td>xbrli:stringItemType</td>
</tr>
<tr>
<td><strong> Balance Type:</strong></td>
<td>na</td>
</tr>
<tr>
<td><strong> Period Type:</strong></td>
<td>duration</td>
</tr>
</table></div>
</div></td></tr>
</table>
<table border="0" cellpadding="0" cellspacing="0" class="authRefData" style="display: none;" id="defref_us-gaap_OtherComprehensiveIncomeAvailableforsaleSecuritiesAdjustmentNetOfTaxPortionAttributableToParent">
<tr><td class="hide"><a style="color: white;" href="javascript:void(0);" onclick="top.Show.hideAR();">X</a></td></tr>
<tr><td><div class="body" style="padding: 2px;">
<a href="javascript:void(0);" onclick="top.Show.toggleNext( this );">- Definition</a><div><p>Amount after tax and reclassification adjustments, of appreciation (loss) in value of unsold available-for-sale securities, attributable to parent entity. Excludes amounts related to other than temporary impairment (OTTI) loss.</p></div>
<a href="javascript:void(0);" onclick="top.Show.toggleNext( this );">+ References</a><div style="display: none;"><p>Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef<br> -Publisher FASB<br> -Name Accounting Standards Codification<br> -Topic 810<br> -SubTopic 10<br> -Section 50<br> -Paragraph 1A<br> -Subparagraph (c)(3)<br> -URI http://asc.fasb.org/extlink&amp;oid=109239629&amp;loc=SL4573702-111684<br><br>Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef<br> -Publisher FASB<br> -Name Accounting Standards Codification<br> -Topic 810<br> -SubTopic 10<br> -Section 45<br> -Paragraph 19<br> -URI http://asc.fasb.org/extlink&amp;oid=108774443&amp;loc=SL4569616-111683<br><br>Reference 3: http://fasb.org/us-gaap/role/ref/legacyRef<br> -Publisher FASB<br> -Name Accounting Standards Codification<br> -Topic 810<br> -SubTopic 10<br> -Section 45<br> -Paragraph 20<br> -URI http://asc.fasb.org/extlink&amp;oid=108774443&amp;loc=SL4569643-111683<br></p></div>
<a href="javascript:void(0);" onclick="top.Show.toggleNext( this );">+ Details</a><div style="display: none;"><table border="0" cellpadding="0" cellspacing="0">
<tr>
<td><strong> Name:</strong></td>
<td style="white-space:nowrap;">us-gaap_OtherComprehensiveIncomeAvailableforsaleSecuritiesAdjustmentNetOfTaxPortionAttributableToParent</td>
</tr>
<tr>
<td style="padding-right: 4px;white-space:nowrap;"><strong> Namespace Prefix:</strong></td>
<td>us-gaap_</td>
</tr>
<tr>
<td><strong> Data Type:</strong></td>
<td>xbrli:monetaryItemType</td>
</tr>
<tr>
<td><strong> Balance Type:</strong></td>
<td>credit</td>
</tr>
<tr>
<td><strong> Period Type:</strong></td>
<td>duration</td>
</tr>
</table></div>
</div></td></tr>
</table>
<table border="0" cellpadding="0" cellspacing="0" class="authRefData" style="display: none;" id="defref_us-gaap_OtherComprehensiveIncomeAvailableforsaleSecuritiesTaxPortionAttributableToParent">
<tr><td class="hide"><a style="color: white;" href="javascript:void(0);" onclick="top.Show.hideAR();">X</a></td></tr>
<tr><td><div class="body" style="padding: 2px;">
<a href="javascript:void(0);" onclick="top.Show.toggleNext( this );">- Definition</a><div><p>Amount of tax expense (benefit), after reclassification adjustments, of appreciation (loss) in value of unsold available-for-sale securities, attributable to parent entity. Excludes amounts related to other than temporary impairment (OTTI) loss.</p></div>
<a href="javascript:void(0);" onclick="top.Show.toggleNext( this );">+ References</a><div style="display: none;"><p>Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef<br> -Publisher FASB<br> -Name Accounting Standards Codification<br> -Topic 810<br> -SubTopic 10<br> -Section 45<br> -Paragraph 19<br> -URI http://asc.fasb.org/extlink&amp;oid=108774443&amp;loc=SL4569616-111683<br><br>Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef<br> -Publisher FASB<br> -Name Accounting Standards Codification<br> -Topic 810<br> -SubTopic 10<br> -Section 50<br> -Paragraph 1A<br> -Subparagraph (c)(3)<br> -URI http://asc.fasb.org/extlink&amp;oid=109239629&amp;loc=SL4573702-111684<br><br>Reference 3: http://fasb.org/us-gaap/role/ref/legacyRef<br> -Publisher FASB<br> -Name Accounting Standards Codification<br> -Topic 810<br> -SubTopic 10<br> -Section 45<br> -Paragraph 20<br> -URI http://asc.fasb.org/extlink&amp;oid=108774443&amp;loc=SL4569643-111683<br></p></div>
<a href="javascript:void(0);" onclick="top.Show.toggleNext( this );">+ Details</a><div style="display: none;"><table border="0" cellpadding="0" cellspacing="0">
<tr>
<td><strong> Name:</strong></td>
<td style="white-space:nowrap;">us-gaap_OtherComprehensiveIncomeAvailableforsaleSecuritiesTaxPortionAttributableToParent</td>
</tr>
<tr>
<td style="padding-right: 4px;white-space:nowrap;"><strong> Namespace Prefix:</strong></td>
<td>us-gaap_</td>
</tr>
<tr>
<td><strong> Data Type:</strong></td>
<td>xbrli:monetaryItemType</td>
</tr>
<tr>
<td><strong> Balance Type:</strong></td>
<td>debit</td>
</tr>
<tr>
<td><strong> Period Type:</strong></td>
<td>duration</td>
</tr>
</table></div>
</div></td></tr>
</table>
<table border="0" cellpadding="0" cellspacing="0" class="authRefData" style="display: none;" id="defref_us-gaap_OtherComprehensiveIncomeDefinedBenefitPlansAdjustmentBeforeTaxPortionAttributableToParent">
<tr><td class="hide"><a style="color: white;" href="javascript:void(0);" onclick="top.Show.hideAR();">X</a></td></tr>
<tr><td><div class="body" style="padding: 2px;">
<a href="javascript:void(0);" onclick="top.Show.toggleNext( this );">- Definition</a><div><p>Amount, before tax, after reclassification adjustment, of (increase) decrease in accumulated other comprehensive (income) loss for defined benefit plan, attributable to parent entity.</p></div>
<a href="javascript:void(0);" onclick="top.Show.toggleNext( this );">+ References</a><div style="display: none;"><p>Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef<br> -Publisher FASB<br> -Name Accounting Standards Codification<br> -Topic 810<br> -SubTopic 10<br> -Section 45<br> -Paragraph 19<br> -URI http://asc.fasb.org/extlink&amp;oid=108774443&amp;loc=SL4569616-111683<br><br>Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef<br> -Publisher FASB<br> -Name Accounting Standards Codification<br> -Topic 810<br> -SubTopic 10<br> -Section 50<br> -Paragraph 1A<br> -Subparagraph (c)(3)<br> -URI http://asc.fasb.org/extlink&amp;oid=109239629&amp;loc=SL4573702-111684<br><br>Reference 3: http://fasb.org/us-gaap/role/ref/legacyRef<br> -Publisher FASB<br> -Name Accounting Standards Codification<br> -Topic 810<br> -SubTopic 10<br> -Section 45<br> -Paragraph 20<br> -URI http://asc.fasb.org/extlink&amp;oid=108774443&amp;loc=SL4569643-111683<br></p></div>
<a href="javascript:void(0);" onclick="top.Show.toggleNext( this );">+ Details</a><div style="display: none;"><table border="0" cellpadding="0" cellspacing="0">
<tr>
<td><strong> Name:</strong></td>
<td style="white-space:nowrap;">us-gaap_OtherComprehensiveIncomeDefinedBenefitPlansAdjustmentBeforeTaxPortionAttributableToParent</td>
</tr>
<tr>
<td style="padding-right: 4px;white-space:nowrap;"><strong> Namespace Prefix:</strong></td>
<td>us-gaap_</td>
</tr>
<tr>
<td><strong> Data Type:</strong></td>
<td>xbrli:monetaryItemType</td>
</tr>
<tr>
<td><strong> Balance Type:</strong></td>
<td>debit</td>
</tr>
<tr>
<td><strong> Period Type:</strong></td>
<td>duration</td>
</tr>
</table></div>
</div></td></tr>
</table>
<table border="0" cellpadding="0" cellspacing="0" class="authRefData" style="display: none;" id="defref_us-gaap_OtherComprehensiveIncomeDefinedBenefitPlansAdjustmentNetOfTaxPeriodIncreaseDecreaseAbstract">
<tr><td class="hide"><a style="color: white;" href="javascript:void(0);" onclick="top.Show.hideAR();">X</a></td></tr>
<tr><td><div class="body" style="padding: 2px;">
<a href="javascript:void(0);" onclick="top.Show.toggleNext( this );">- References</a><div><p>No definition available.</p></div>
<a href="javascript:void(0);" onclick="top.Show.toggleNext( this );">+ Details</a><div style="display: none;"><table border="0" cellpadding="0" cellspacing="0">
<tr>
<td><strong> Name:</strong></td>
<td style="white-space:nowrap;">us-gaap_OtherComprehensiveIncomeDefinedBenefitPlansAdjustmentNetOfTaxPeriodIncreaseDecreaseAbstract</td>
</tr>
<tr>
<td style="padding-right: 4px;white-space:nowrap;"><strong> Namespace Prefix:</strong></td>
<td>us-gaap_</td>
</tr>
<tr>
<td><strong> Data Type:</strong></td>
<td>xbrli:stringItemType</td>
</tr>
<tr>
<td><strong> Balance Type:</strong></td>
<td>na</td>
</tr>
<tr>
<td><strong> Period Type:</strong></td>
<td>duration</td>
</tr>
</table></div>
</div></td></tr>
</table>
<table border="0" cellpadding="0" cellspacing="0" class="authRefData" style="display: none;" id="defref_us-gaap_OtherComprehensiveIncomeDefinedBenefitPlansAdjustmentNetOfTaxPortionAttributableToParent">
<tr><td class="hide"><a style="color: white;" href="javascript:void(0);" onclick="top.Show.hideAR();">X</a></td></tr>
<tr><td><div class="body" style="padding: 2px;">
<a href="javascript:void(0);" onclick="top.Show.toggleNext( this );">- Definition</a><div><p>Amount, after tax and reclassification adjustment, of (increase) decrease in accumulated other comprehensive income for defined benefit plan, attributable to parent.</p></div>
<a href="javascript:void(0);" onclick="top.Show.toggleNext( this );">+ References</a><div style="display: none;"><p>Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef<br> -Publisher FASB<br> -Name Accounting Standards Codification<br> -Topic 810<br> -SubTopic 10<br> -Section 50<br> -Paragraph 1A<br> -Subparagraph (c)(3)<br> -URI http://asc.fasb.org/extlink&amp;oid=109239629&amp;loc=SL4573702-111684<br><br>Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef<br> -Publisher FASB<br> -Name Accounting Standards Codification<br> -Topic 220<br> -SubTopic 10<br> -Section 45<br> -Paragraph 11<br> -URI http://asc.fasb.org/extlink&amp;oid=121641772&amp;loc=d3e637-108580<br><br>Reference 3: http://fasb.org/us-gaap/role/ref/legacyRef<br> -Publisher FASB<br> -Name Accounting Standards Codification<br> -Topic 810<br> -SubTopic 10<br> -Section 45<br> -Paragraph 19<br> -URI http://asc.fasb.org/extlink&amp;oid=108774443&amp;loc=SL4569616-111683<br><br>Reference 4: http://fasb.org/us-gaap/role/ref/legacyRef<br> -Publisher FASB<br> -Name Accounting Standards Codification<br> -Topic 220<br> -SubTopic 10<br> -Section 45<br> -Paragraph 10A<br> -Subparagraph (i-k)<br> -URI http://asc.fasb.org/extlink&amp;oid=121641772&amp;loc=SL7669646-108580<br></p></div>
<a href="javascript:void(0);" onclick="top.Show.toggleNext( this );">+ Details</a><div style="display: none;"><table border="0" cellpadding="0" cellspacing="0">
<tr>
<td><strong> Name:</strong></td>
<td style="white-space:nowrap;">us-gaap_OtherComprehensiveIncomeDefinedBenefitPlansAdjustmentNetOfTaxPortionAttributableToParent</td>
</tr>
<tr>
<td style="padding-right: 4px;white-space:nowrap;"><strong> Namespace Prefix:</strong></td>
<td>us-gaap_</td>
</tr>
<tr>
<td><strong> Data Type:</strong></td>
<td>xbrli:monetaryItemType</td>
</tr>
<tr>
<td><strong> Balance Type:</strong></td>
<td>debit</td>
</tr>
<tr>
<td><strong> Period Type:</strong></td>
<td>duration</td>
</tr>
</table></div>
</div></td></tr>
</table>
<table border="0" cellpadding="0" cellspacing="0" class="authRefData" style="display: none;" id="defref_us-gaap_OtherComprehensiveIncomeDefinedBenefitPlansTaxPortionAttributableToParent">
<tr><td class="hide"><a style="color: white;" href="javascript:void(0);" onclick="top.Show.hideAR();">X</a></td></tr>
<tr><td><div class="body" style="padding: 2px;">
<a href="javascript:void(0);" onclick="top.Show.toggleNext( this );">- Definition</a><div><p>Amount, after reclassification adjustment, of tax (expense) benefit for (increase) decrease in accumulated other comprehensive income for defined benefit plan, attributable to parent.</p></div>
<a href="javascript:void(0);" onclick="top.Show.toggleNext( this );">+ References</a><div style="display: none;"><p>Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef<br> -Publisher FASB<br> -Name Accounting Standards Codification<br> -Topic 810<br> -SubTopic 10<br> -Section 45<br> -Paragraph 20<br> -URI http://asc.fasb.org/extlink&amp;oid=108774443&amp;loc=SL4569643-111683<br><br>Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef<br> -Publisher FASB<br> -Name Accounting Standards Codification<br> -Topic 810<br> -SubTopic 10<br> -Section 45<br> -Paragraph 19<br> -URI http://asc.fasb.org/extlink&amp;oid=108774443&amp;loc=SL4569616-111683<br><br>Reference 3: http://fasb.org/us-gaap/role/ref/legacyRef<br> -Publisher FASB<br> -Name Accounting Standards Codification<br> -Topic 810<br> -SubTopic 10<br> -Section 50<br> -Paragraph 1A<br> -Subparagraph (c)(3)<br> -URI http://asc.fasb.org/extlink&amp;oid=109239629&amp;loc=SL4573702-111684<br></p></div>
<a href="javascript:void(0);" onclick="top.Show.toggleNext( this );">+ Details</a><div style="display: none;"><table border="0" cellpadding="0" cellspacing="0">
<tr>
<td><strong> Name:</strong></td>
<td style="white-space:nowrap;">us-gaap_OtherComprehensiveIncomeDefinedBenefitPlansTaxPortionAttributableToParent</td>
</tr>
<tr>
<td style="padding-right: 4px;white-space:nowrap;"><strong> Namespace Prefix:</strong></td>
<td>us-gaap_</td>
</tr>
<tr>
<td><strong> Data Type:</strong></td>
<td>xbrli:monetaryItemType</td>
</tr>
<tr>
<td><strong> Balance Type:</strong></td>
<td>credit</td>
</tr>
<tr>
<td><strong> Period Type:</strong></td>
<td>duration</td>
</tr>
</table></div>
</div></td></tr>
</table>
<table border="0" cellpadding="0" cellspacing="0" class="authRefData" style="display: none;" id="defref_us-gaap_OtherComprehensiveIncomeLossNetOfTaxPortionAttributableToParent">
<tr><td class="hide"><a style="color: white;" href="javascript:void(0);" onclick="top.Show.hideAR();">X</a></td></tr>
<tr><td><div class="body" style="padding: 2px;">
<a href="javascript:void(0);" onclick="top.Show.toggleNext( this );">- Definition</a><div><p>Amount after tax of other comprehensive income (loss) attributable to parent entity.</p></div>
<a href="javascript:void(0);" onclick="top.Show.toggleNext( this );">+ References</a><div style="display: none;"><p>Reference 1: http://www.xbrl.org/2003/role/disclosureRef<br> -Publisher FASB<br> -Name Accounting Standards Codification<br> -Topic 220<br> -SubTopic 10<br> -Section 45<br> -Paragraph 1B<br> -Subparagraph (b)<br> -URI http://asc.fasb.org/extlink&amp;oid=121641772&amp;loc=SL7669625-108580<br><br>Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef<br> -Publisher FASB<br> -Name Accounting Standards Codification<br> -Topic 810<br> -SubTopic 10<br> -Section 50<br> -Paragraph 1A<br> -Subparagraph (c)(3)<br> -URI http://asc.fasb.org/extlink&amp;oid=109239629&amp;loc=SL4573702-111684<br><br>Reference 3: http://fasb.org/us-gaap/role/ref/legacyRef<br> -Publisher FASB<br> -Name Accounting Standards Codification<br> -Topic 810<br> -SubTopic 10<br> -Section 45<br> -Paragraph 20<br> -URI http://asc.fasb.org/extlink&amp;oid=108774443&amp;loc=SL4569643-111683<br><br>Reference 4: http://www.xbrl.org/2003/role/disclosureRef<br> -Publisher FASB<br> -Name Accounting Standards Codification<br> -Topic 220<br> -SubTopic 10<br> -Section 45<br> -Paragraph 1A<br> -Subparagraph (b)<br> -URI http://asc.fasb.org/extlink&amp;oid=121641772&amp;loc=SL7669619-108580<br><br>Reference 5: http://fasb.org/us-gaap/role/ref/legacyRef<br> -Publisher FASB<br> -Name Accounting Standards Codification<br> -Topic 810<br> -SubTopic 10<br> -Section 45<br> -Paragraph 19<br> -URI http://asc.fasb.org/extlink&amp;oid=108774443&amp;loc=SL4569616-111683<br></p></div>
<a href="javascript:void(0);" onclick="top.Show.toggleNext( this );">+ Details</a><div style="display: none;"><table border="0" cellpadding="0" cellspacing="0">
<tr>
<td><strong> Name:</strong></td>
<td style="white-space:nowrap;">us-gaap_OtherComprehensiveIncomeLossNetOfTaxPortionAttributableToParent</td>
</tr>
<tr>
<td style="padding-right: 4px;white-space:nowrap;"><strong> Namespace Prefix:</strong></td>
<td>us-gaap_</td>
</tr>
<tr>
<td><strong> Data Type:</strong></td>
<td>xbrli:monetaryItemType</td>
</tr>
<tr>
<td><strong> Balance Type:</strong></td>
<td>credit</td>
</tr>
<tr>
<td><strong> Period Type:</strong></td>
<td>duration</td>
</tr>
</table></div>
</div></td></tr>
</table>
<table border="0" cellpadding="0" cellspacing="0" class="authRefData" style="display: none;" id="defref_us-gaap_OtherComprehensiveIncomeLossReclassificationAdjustmentFromAOCIForSaleOfSecuritiesBeforeTax">
<tr><td class="hide"><a style="color: white;" href="javascript:void(0);" onclick="top.Show.hideAR();">X</a></td></tr>
<tr><td><div class="body" style="padding: 2px;">
<a href="javascript:void(0);" onclick="top.Show.toggleNext( this );">- Definition</a><div><p>Amount before tax of reclassification adjustment from accumulated other comprehensive income for unrealized gain (loss) realized upon the sale of available-for-sale securities.</p></div>
<a href="javascript:void(0);" onclick="top.Show.toggleNext( this );">+ References</a><div style="display: none;"><p>Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef<br> -Publisher FASB<br> -Name Accounting Standards Codification<br> -Topic 220<br> -SubTopic 10<br> -Section 45<br> -Paragraph 11<br> -URI http://asc.fasb.org/extlink&amp;oid=121641772&amp;loc=d3e637-108580<br><br>Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef<br> -Publisher FASB<br> -Name Accounting Standards Codification<br> -Topic 220<br> -SubTopic 10<br> -Section 45<br> -Paragraph 15<br> -URI http://asc.fasb.org/extlink&amp;oid=121641772&amp;loc=d3e689-108580<br><br>Reference 3: http://fasb.org/us-gaap/role/ref/legacyRef<br> -Publisher FASB<br> -Name Accounting Standards Codification<br> -Topic 320<br> -SubTopic 10<br> -Section 50<br> -Paragraph 9<br> -Subparagraph (d)<br> -URI http://asc.fasb.org/extlink&amp;oid=121645371&amp;loc=d3e27357-111563<br><br>Reference 4: http://www.xbrl.org/2003/role/disclosureRef<br> -Publisher FASB<br> -Name Accounting Standards Codification<br> -Topic 220<br> -SubTopic 10<br> -Section 45<br> -Paragraph 17A<br> -URI http://asc.fasb.org/extlink&amp;oid=121641772&amp;loc=SL34724391-108580<br></p></div>
<a href="javascript:void(0);" onclick="top.Show.toggleNext( this );">+ Details</a><div style="display: none;"><table border="0" cellpadding="0" cellspacing="0">
<tr>
<td><strong> Name:</strong></td>
<td style="white-space:nowrap;">us-gaap_OtherComprehensiveIncomeLossReclassificationAdjustmentFromAOCIForSaleOfSecuritiesBeforeTax</td>
</tr>
<tr>
<td style="padding-right: 4px;white-space:nowrap;"><strong> Namespace Prefix:</strong></td>
<td>us-gaap_</td>
</tr>
<tr>
<td><strong> Data Type:</strong></td>
<td>xbrli:monetaryItemType</td>
</tr>
<tr>
<td><strong> Balance Type:</strong></td>
<td>debit</td>
</tr>
<tr>
<td><strong> Period Type:</strong></td>
<td>duration</td>
</tr>
</table></div>
</div></td></tr>
</table>
<table border="0" cellpadding="0" cellspacing="0" class="authRefData" style="display: none;" id="defref_us-gaap_OtherComprehensiveIncomeUnrealizedHoldingGainLossOnSecuritiesArisingDuringPeriodBeforeTax">
<tr><td class="hide"><a style="color: white;" href="javascript:void(0);" onclick="top.Show.hideAR();">X</a></td></tr>
<tr><td><div class="body" style="padding: 2px;">
<a href="javascript:void(0);" onclick="top.Show.toggleNext( this );">- Definition</a><div><p>Amount, before tax and adjustment, of unrealized holding gain (loss) on investment in debt security measured at fair value with change in fair value recognized in other comprehensive income (available-for-sale). Excludes unrealized gain (loss) on investment in debt security measured at amortized cost (held-to-maturity) from transfer to available-for-sale.</p></div>
<a href="javascript:void(0);" onclick="top.Show.toggleNext( this );">+ References</a><div style="display: none;"><p>Reference 1: http://www.xbrl.org/2003/role/disclosureRef<br> -Publisher FASB<br> -Name Accounting Standards Codification<br> -Topic 220<br> -SubTopic 10<br> -Section 45<br> -Paragraph 10A<br> -Subparagraph (e)<br> -URI http://asc.fasb.org/extlink&amp;oid=121641772&amp;loc=SL7669646-108580<br><br>Reference 2: http://www.xbrl.org/2003/role/disclosureRef<br> -Publisher FASB<br> -Name Accounting Standards Codification<br> -Topic 220<br> -SubTopic 10<br> -Section 45<br> -Paragraph 11<br> -URI http://asc.fasb.org/extlink&amp;oid=121641772&amp;loc=d3e637-108580<br><br>Reference 3: http://www.xbrl.org/2003/role/disclosureRef<br> -Publisher FASB<br> -Name Accounting Standards Codification<br> -Topic 320<br> -SubTopic 10<br> -Section 50<br> -Paragraph 9<br> -Subparagraph (d)<br> -URI http://asc.fasb.org/extlink&amp;oid=121645371&amp;loc=d3e27357-111563<br></p></div>
<a href="javascript:void(0);" onclick="top.Show.toggleNext( this );">+ Details</a><div style="display: none;"><table border="0" cellpadding="0" cellspacing="0">
<tr>
<td><strong> Name:</strong></td>
<td style="white-space:nowrap;">us-gaap_OtherComprehensiveIncomeUnrealizedHoldingGainLossOnSecuritiesArisingDuringPeriodBeforeTax</td>
</tr>
<tr>
<td style="padding-right: 4px;white-space:nowrap;"><strong> Namespace Prefix:</strong></td>
<td>us-gaap_</td>
</tr>
<tr>
<td><strong> Data Type:</strong></td>
<td>xbrli:monetaryItemType</td>
</tr>
<tr>
<td><strong> Balance Type:</strong></td>
<td>credit</td>
</tr>
<tr>
<td><strong> Period Type:</strong></td>
<td>duration</td>
</tr>
</table></div>
</div></td></tr>
</table>
<table border="0" cellpadding="0" cellspacing="0" class="authRefData" style="display: none;" id="defref_us-gaap_StatementOfIncomeAndComprehensiveIncomeAbstract">
<tr><td class="hide"><a style="color: white;" href="javascript:void(0);" onclick="top.Show.hideAR();">X</a></td></tr>
<tr><td><div class="body" style="padding: 2px;">
<a href="javascript:void(0);" onclick="top.Show.toggleNext( this );">- References</a><div><p>No definition available.</p></div>
<a href="javascript:void(0);" onclick="top.Show.toggleNext( this );">+ Details</a><div style="display: none;"><table border="0" cellpadding="0" cellspacing="0">
<tr>
<td><strong> Name:</strong></td>
<td style="white-space:nowrap;">us-gaap_StatementOfIncomeAndComprehensiveIncomeAbstract</td>
</tr>
<tr>
<td style="padding-right: 4px;white-space:nowrap;"><strong> Namespace Prefix:</strong></td>
<td>us-gaap_</td>
</tr>
<tr>
<td><strong> Data Type:</strong></td>
<td>xbrli:stringItemType</td>
</tr>
<tr>
<td><strong> Balance Type:</strong></td>
<td>na</td>
</tr>
<tr>
<td><strong> Period Type:</strong></td>
<td>duration</td>
</tr>
</table></div>
</div></td></tr>
</table>
</div>
</body>
</html>
</TEXT>
</DOCUMENT>
<DOCUMENT>
<TYPE>XML
<SEQUENCE>17
<FILENAME>R6.htm
<DESCRIPTION>IDEA: XBRL DOCUMENT
<TEXT>
<html>
<head>
<title></title>
<link rel="stylesheet" type="text/css" href="report.css">
<script type="text/javascript" src="Show.js">/* Do Not Remove This Comment */</script><script type="text/javascript">
							function toggleNextSibling (e) {
							if (e.nextSibling.style.display=='none') {
							e.nextSibling.style.display='block';
							} else { e.nextSibling.style.display='none'; }
							}</script>
</head>
<body>
<span style="display: none;">v3.21.1</span><table class="report" border="0" cellspacing="2" id="idm140348371904584">
<tr>
<th class="tl" colspan="1" rowspan="1"><div style="width: 200px;"><strong>Consolidated Statements of Shareholders' Equity - USD ($)<br> $ in Thousands</strong></div></th>
<th class="th"><div>Total</div></th>
<th class="th"><div>Common Shares</div></th>
<th class="th"><div>Additional Paid-In Capital</div></th>
<th class="th"><div>Retained Earnings</div></th>
<th class="th" colspan="2"><div>Accumulated Other Comprehensive Income (Loss)</div></th>
<th class="th"><div>Unrealized Gain (Loss) on Available-for-Sale Debt, net of tax</div></th>
<th class="th"><div>Unamortized Actuarial Losses and Prior Service Costs Related to Pension and Postretirement Benefits, net of tax</div></th>
</tr>
<tr class="rc">
<td class="pl " style="border-bottom: 0px;" valign="top"><a class="a" href="javascript:void(0);" onclick="top.Show.showAR( this, 'defref_us-gaap_SharesOutstanding', window );">Beginning balance, shares (in shares) at Dec. 31, 2019</a></td>
<td class="text">&#160;<span></span>
</td>
<td class="nump">40,157,591<span></span>
</td>
<td class="text">&#160;<span></span>
</td>
<td class="text">&#160;<span></span>
</td>
<td class="text">&#160;<span></span>
</td>
<td class="fn" style="border-bottom: 0px;"></td>
<td class="text">&#160;<span></span>
</td>
<td class="text">&#160;<span></span>
</td>
</tr>
<tr class="rc">
<td class="pl " style="border-bottom: 0px;" valign="top"><a class="a" href="javascript:void(0);" onclick="top.Show.showAR( this, 'defref_us-gaap_StockholdersEquity', window );">Beginning balance at Dec. 31, 2019</a></td>
<td class="nump">$ 781,482<span></span>
</td>
<td class="nump">$ 200,788<span></span>
</td>
<td class="nump">$ 364,790<span></span>
</td>
<td class="nump">$ 222,341<span></span>
</td>
<td class="num">$ (6,437)<span></span>
</td>
<td class="fn" style="border-bottom: 0px;"><sup>[1]</sup></td>
<td class="text">&#160;<span></span>
</td>
<td class="text">&#160;<span></span>
</td>
</tr>
<tr class="re">
<td class="pl " style="border-bottom: 0px;" valign="top"><a class="a" href="javascript:void(0);" onclick="top.Show.showAR( this, 'defref_us-gaap_IncreaseDecreaseInStockholdersEquityRollForward', window );"><strong>Increase (Decrease) in Stockholders' Equity [Roll Forward]</strong></a></td>
<td class="text">&#160;<span></span>
</td>
<td class="text">&#160;<span></span>
</td>
<td class="text">&#160;<span></span>
</td>
<td class="text">&#160;<span></span>
</td>
<td class="text">&#160;<span></span>
</td>
<td class="fn" style="border-bottom: 0px;"></td>
<td class="text">&#160;<span></span>
</td>
<td class="text">&#160;<span></span>
</td>
</tr>
<tr class="ro">
<td class="pl " style="border-bottom: 0px;" valign="top"><a class="a" href="javascript:void(0);" onclick="top.Show.showAR( this, 'defref_us-gaap_StockIssuedDuringPeriodSharesNewIssues', window );">Common Stock Issuances, Net of Expenses (in shares)</a></td>
<td class="text">&#160;<span></span>
</td>
<td class="nump">257,074<span></span>
</td>
<td class="text">&#160;<span></span>
</td>
<td class="text">&#160;<span></span>
</td>
<td class="text">&#160;<span></span>
</td>
<td class="fn" style="border-bottom: 0px;"></td>
<td class="text">&#160;<span></span>
</td>
<td class="text">&#160;<span></span>
</td>
</tr>
<tr class="re">
<td class="pl " style="border-bottom: 0px;" valign="top"><a class="a" href="javascript:void(0);" onclick="top.Show.showAR( this, 'defref_us-gaap_StockIssuedDuringPeriodValueNewIssues', window );">Common Stock Issuances, Net of Expenses</a></td>
<td class="nump">8,275<span></span>
</td>
<td class="nump">$ 1,285<span></span>
</td>
<td class="nump">6,990<span></span>
</td>
<td class="text">&#160;<span></span>
</td>
<td class="text">&#160;<span></span>
</td>
<td class="fn" style="border-bottom: 0px;"></td>
<td class="text">&#160;<span></span>
</td>
<td class="text">&#160;<span></span>
</td>
</tr>
<tr class="ro">
<td class="pl " style="border-bottom: 0px;" valign="top"><a class="a" href="javascript:void(0);" onclick="top.Show.showAR( this, 'defref_us-gaap_StockRepurchasedAndRetiredDuringPeriodShares', window );">Common Stock Retirements and Forfeitures (in shares)</a></td>
<td class="text">&#160;<span></span>
</td>
<td class="num">(38,217)<span></span>
</td>
<td class="text">&#160;<span></span>
</td>
<td class="text">&#160;<span></span>
</td>
<td class="text">&#160;<span></span>
</td>
<td class="fn" style="border-bottom: 0px;"></td>
<td class="text">&#160;<span></span>
</td>
<td class="text">&#160;<span></span>
</td>
</tr>
<tr class="re">
<td class="pl " style="border-bottom: 0px;" valign="top"><a class="a" href="javascript:void(0);" onclick="top.Show.showAR( this, 'defref_us-gaap_StockRepurchasedAndRetiredDuringPeriodValue', window );">Common Stock Retirements and Forfeitures</a></td>
<td class="num">(2,072)<span></span>
</td>
<td class="num">$ (191)<span></span>
</td>
<td class="num">(1,881)<span></span>
</td>
<td class="text">&#160;<span></span>
</td>
<td class="text">&#160;<span></span>
</td>
<td class="fn" style="border-bottom: 0px;"></td>
<td class="text">&#160;<span></span>
</td>
<td class="text">&#160;<span></span>
</td>
</tr>
<tr class="ro">
<td class="pl " style="border-bottom: 0px;" valign="top"><a class="a" href="javascript:void(0);" onclick="top.Show.showAR( this, 'defref_us-gaap_NetIncomeLoss', window );">Net Income</a></td>
<td class="nump">24,268<span></span>
</td>
<td class="text">&#160;<span></span>
</td>
<td class="text">&#160;<span></span>
</td>
<td class="nump">24,268<span></span>
</td>
<td class="text">&#160;<span></span>
</td>
<td class="fn" style="border-bottom: 0px;"></td>
<td class="text">&#160;<span></span>
</td>
<td class="text">&#160;<span></span>
</td>
</tr>
<tr class="re">
<td class="pl " style="border-bottom: 0px;" valign="top"><a class="a" href="javascript:void(0);" onclick="top.Show.showAR( this, 'defref_us-gaap_OtherComprehensiveIncomeLossNetOfTaxPortionAttributableToParent', window );">Other Comprehensive Income</a></td>
<td class="nump">203<span></span>
</td>
<td class="text">&#160;<span></span>
</td>
<td class="text">&#160;<span></span>
</td>
<td class="text">&#160;<span></span>
</td>
<td class="nump">203<span></span>
</td>
<td class="fn" style="border-bottom: 0px;"><sup>[1]</sup></td>
<td class="text">&#160;<span></span>
</td>
<td class="text">&#160;<span></span>
</td>
</tr>
<tr class="ro">
<td class="pl " style="border-bottom: 0px;" valign="top"><a class="a" href="javascript:void(0);" onclick="top.Show.showAR( this, 'defref_us-gaap_AdjustmentsToAdditionalPaidInCapitalSharebasedCompensationRequisiteServicePeriodRecognitionValue', window );">Stock Compensation Expense</a></td>
<td class="nump">2,770<span></span>
</td>
<td class="text">&#160;<span></span>
</td>
<td class="nump">2,770<span></span>
</td>
<td class="text">&#160;<span></span>
</td>
<td class="text">&#160;<span></span>
</td>
<td class="fn" style="border-bottom: 0px;"></td>
<td class="text">&#160;<span></span>
</td>
<td class="text">&#160;<span></span>
</td>
</tr>
<tr class="re">
<td class="pl " style="border-bottom: 0px;" valign="top"><a class="a" href="javascript:void(0);" onclick="top.Show.showAR( this, 'defref_us-gaap_DividendsCommonStockCash', window );">Common Dividends</a></td>
<td class="num">(14,907)<span></span>
</td>
<td class="text">&#160;<span></span>
</td>
<td class="text">&#160;<span></span>
</td>
<td class="num">(14,907)<span></span>
</td>
<td class="text">&#160;<span></span>
</td>
<td class="fn" style="border-bottom: 0px;"></td>
<td class="text">&#160;<span></span>
</td>
<td class="text">&#160;<span></span>
</td>
</tr>
<tr class="rc">
<td class="pl " style="border-bottom: 0px;" valign="top"><a class="a" href="javascript:void(0);" onclick="top.Show.showAR( this, 'defref_us-gaap_SharesOutstanding', window );">Ending balance, shares (in shares) at Mar. 31, 2020</a></td>
<td class="text">&#160;<span></span>
</td>
<td class="nump">40,376,448<span></span>
</td>
<td class="text">&#160;<span></span>
</td>
<td class="text">&#160;<span></span>
</td>
<td class="text">&#160;<span></span>
</td>
<td class="fn" style="border-bottom: 0px;"></td>
<td class="text">&#160;<span></span>
</td>
<td class="text">&#160;<span></span>
</td>
</tr>
<tr class="rc">
<td class="pl " style="border-bottom: 0px;" valign="top"><a class="a" href="javascript:void(0);" onclick="top.Show.showAR( this, 'defref_us-gaap_StockholdersEquity', window );">Ending balance at Mar. 31, 2020</a></td>
<td class="nump">800,019<span></span>
</td>
<td class="nump">$ 201,882<span></span>
</td>
<td class="nump">372,669<span></span>
</td>
<td class="nump">231,702<span></span>
</td>
<td class="num">(6,234)<span></span>
</td>
<td class="fn" style="border-bottom: 0px;"><sup>[1]</sup></td>
<td class="text">&#160;<span></span>
</td>
<td class="text">&#160;<span></span>
</td>
</tr>
<tr class="ro">
<td class="pl " style="border-bottom: 0px;" valign="top"><a class="a" href="javascript:void(0);" onclick="top.Show.showAR( this, 'defref_us-gaap_IncreaseDecreaseInStockholdersEquityRollForward', window );"><strong>Increase (Decrease) in Stockholders' Equity [Roll Forward]</strong></a></td>
<td class="text">&#160;<span></span>
</td>
<td class="text">&#160;<span></span>
</td>
<td class="text">&#160;<span></span>
</td>
<td class="text">&#160;<span></span>
</td>
<td class="text">&#160;<span></span>
</td>
<td class="fn" style="border-bottom: 0px;"></td>
<td class="text">&#160;<span></span>
</td>
<td class="text">&#160;<span></span>
</td>
</tr>
<tr class="re">
<td class="pl " style="border-bottom: 0px;" valign="top"><a class="a" href="javascript:void(0);" onclick="top.Show.showAR( this, 'defref_us-gaap_AociBeforeTaxAttributableToParent', window );">Before Tax</a></td>
<td class="text">&#160;<span></span>
</td>
<td class="text">&#160;<span></span>
</td>
<td class="text">&#160;<span></span>
</td>
<td class="text">&#160;<span></span>
</td>
<td class="num">(11,528)<span></span>
</td>
<td class="fn" style="border-bottom: 0px;"></td>
<td class="nump">$ 265<span></span>
</td>
<td class="num">$ (11,793)<span></span>
</td>
</tr>
<tr class="ro">
<td class="pl " style="border-bottom: 0px;" valign="top"><a class="a" href="javascript:void(0);" onclick="top.Show.showAR( this, 'defref_us-gaap_AociTaxAttributableToParent', window );">Tax Effect</a></td>
<td class="text">&#160;<span></span>
</td>
<td class="text">&#160;<span></span>
</td>
<td class="text">&#160;<span></span>
</td>
<td class="text">&#160;<span></span>
</td>
<td class="nump">3,021<span></span>
</td>
<td class="fn" style="border-bottom: 0px;"></td>
<td class="num">(56)<span></span>
</td>
<td class="nump">3,077<span></span>
</td>
</tr>
<tr class="rc">
<td class="pl " style="border-bottom: 0px;" valign="top"><a class="a" href="javascript:void(0);" onclick="top.Show.showAR( this, 'defref_us-gaap_SharesOutstanding', window );">Beginning balance, shares (in shares) at Dec. 31, 2020</a></td>
<td class="text">&#160;<span></span>
</td>
<td class="nump">41,469,879<span></span>
</td>
<td class="text">&#160;<span></span>
</td>
<td class="text">&#160;<span></span>
</td>
<td class="text">&#160;<span></span>
</td>
<td class="fn" style="border-bottom: 0px;"></td>
<td class="text">&#160;<span></span>
</td>
<td class="text">&#160;<span></span>
</td>
</tr>
<tr class="rc">
<td class="pl " style="border-bottom: 0px;" valign="top"><a class="a" href="javascript:void(0);" onclick="top.Show.showAR( this, 'defref_us-gaap_StockholdersEquity', window );">Beginning balance at Dec. 31, 2020</a></td>
<td class="nump">870,966<span></span>
</td>
<td class="nump">$ 207,349<span></span>
</td>
<td class="nump">414,246<span></span>
</td>
<td class="nump">257,878<span></span>
</td>
<td class="num">(8,507)<span></span>
</td>
<td class="fn" style="border-bottom: 0px;"><sup>[1]</sup></td>
<td class="nump">209<span></span>
</td>
<td class="num">(8,716)<span></span>
</td>
</tr>
<tr class="re">
<td class="pl " style="border-bottom: 0px;" valign="top"><a class="a" href="javascript:void(0);" onclick="top.Show.showAR( this, 'defref_us-gaap_IncreaseDecreaseInStockholdersEquityRollForward', window );"><strong>Increase (Decrease) in Stockholders' Equity [Roll Forward]</strong></a></td>
<td class="text">&#160;<span></span>
</td>
<td class="text">&#160;<span></span>
</td>
<td class="text">&#160;<span></span>
</td>
<td class="text">&#160;<span></span>
</td>
<td class="text">&#160;<span></span>
</td>
<td class="fn" style="border-bottom: 0px;"></td>
<td class="text">&#160;<span></span>
</td>
<td class="text">&#160;<span></span>
</td>
</tr>
<tr class="ro">
<td class="pl " style="border-bottom: 0px;" valign="top"><a class="a" href="javascript:void(0);" onclick="top.Show.showAR( this, 'defref_us-gaap_StockIssuedDuringPeriodSharesNewIssues', window );">Common Stock Issuances, Net of Expenses (in shares)</a></td>
<td class="text">&#160;<span></span>
</td>
<td class="nump">76,277<span></span>
</td>
<td class="text">&#160;<span></span>
</td>
<td class="text">&#160;<span></span>
</td>
<td class="text">&#160;<span></span>
</td>
<td class="fn" style="border-bottom: 0px;"></td>
<td class="text">&#160;<span></span>
</td>
<td class="text">&#160;<span></span>
</td>
</tr>
<tr class="re">
<td class="pl " style="border-bottom: 0px;" valign="top"><a class="a" href="javascript:void(0);" onclick="top.Show.showAR( this, 'defref_us-gaap_StockIssuedDuringPeriodValueNewIssues', window );">Common Stock Issuances, Net of Expenses</a></td>
<td class="num">(25)<span></span>
</td>
<td class="nump">$ 382<span></span>
</td>
<td class="num">(407)<span></span>
</td>
<td class="text">&#160;<span></span>
</td>
<td class="text">&#160;<span></span>
</td>
<td class="fn" style="border-bottom: 0px;"></td>
<td class="text">&#160;<span></span>
</td>
<td class="text">&#160;<span></span>
</td>
</tr>
<tr class="ro">
<td class="pl " style="border-bottom: 0px;" valign="top"><a class="a" href="javascript:void(0);" onclick="top.Show.showAR( this, 'defref_us-gaap_StockRepurchasedAndRetiredDuringPeriodShares', window );">Common Stock Retirements and Forfeitures (in shares)</a></td>
<td class="text">&#160;<span></span>
</td>
<td class="num">(35,701)<span></span>
</td>
<td class="text">&#160;<span></span>
</td>
<td class="text">&#160;<span></span>
</td>
<td class="text">&#160;<span></span>
</td>
<td class="fn" style="border-bottom: 0px;"></td>
<td class="text">&#160;<span></span>
</td>
<td class="text">&#160;<span></span>
</td>
</tr>
<tr class="re">
<td class="pl " style="border-bottom: 0px;" valign="top"><a class="a" href="javascript:void(0);" onclick="top.Show.showAR( this, 'defref_us-gaap_StockRepurchasedAndRetiredDuringPeriodValue', window );">Common Stock Retirements and Forfeitures</a></td>
<td class="num">(1,507)<span></span>
</td>
<td class="num">$ (179)<span></span>
</td>
<td class="num">(1,328)<span></span>
</td>
<td class="text">&#160;<span></span>
</td>
<td class="text">&#160;<span></span>
</td>
<td class="fn" style="border-bottom: 0px;"></td>
<td class="text">&#160;<span></span>
</td>
<td class="text">&#160;<span></span>
</td>
</tr>
<tr class="ro">
<td class="pl " style="border-bottom: 0px;" valign="top"><a class="a" href="javascript:void(0);" onclick="top.Show.showAR( this, 'defref_us-gaap_NetIncomeLoss', window );">Net Income</a></td>
<td class="nump">30,329<span></span>
</td>
<td class="text">&#160;<span></span>
</td>
<td class="text">&#160;<span></span>
</td>
<td class="nump">30,329<span></span>
</td>
<td class="text">&#160;<span></span>
</td>
<td class="fn" style="border-bottom: 0px;"></td>
<td class="text">&#160;<span></span>
</td>
<td class="text">&#160;<span></span>
</td>
</tr>
<tr class="re">
<td class="pl " style="border-bottom: 0px;" valign="top"><a class="a" href="javascript:void(0);" onclick="top.Show.showAR( this, 'defref_us-gaap_OtherComprehensiveIncomeLossNetOfTaxPortionAttributableToParent', window );">Other Comprehensive Income</a></td>
<td class="nump">115<span></span>
</td>
<td class="text">&#160;<span></span>
</td>
<td class="text">&#160;<span></span>
</td>
<td class="text">&#160;<span></span>
</td>
<td class="nump">115<span></span>
</td>
<td class="fn" style="border-bottom: 0px;"><sup>[1]</sup></td>
<td class="text">&#160;<span></span>
</td>
<td class="text">&#160;<span></span>
</td>
</tr>
<tr class="ro">
<td class="pl " style="border-bottom: 0px;" valign="top"><a class="a" href="javascript:void(0);" onclick="top.Show.showAR( this, 'defref_us-gaap_AdjustmentsToAdditionalPaidInCapitalSharebasedCompensationRequisiteServicePeriodRecognitionValue', window );">Stock Compensation Expense</a></td>
<td class="nump">4,197<span></span>
</td>
<td class="text">&#160;<span></span>
</td>
<td class="nump">4,197<span></span>
</td>
<td class="text">&#160;<span></span>
</td>
<td class="text">&#160;<span></span>
</td>
<td class="fn" style="border-bottom: 0px;"></td>
<td class="text">&#160;<span></span>
</td>
<td class="text">&#160;<span></span>
</td>
</tr>
<tr class="re">
<td class="pl " style="border-bottom: 0px;" valign="top"><a class="a" href="javascript:void(0);" onclick="top.Show.showAR( this, 'defref_us-gaap_DividendsCommonStockCash', window );">Common Dividends</a></td>
<td class="num">(16,208)<span></span>
</td>
<td class="text">&#160;<span></span>
</td>
<td class="text">&#160;<span></span>
</td>
<td class="num">(16,208)<span></span>
</td>
<td class="text">&#160;<span></span>
</td>
<td class="fn" style="border-bottom: 0px;"></td>
<td class="text">&#160;<span></span>
</td>
<td class="text">&#160;<span></span>
</td>
</tr>
<tr class="rc">
<td class="pl " style="border-bottom: 0px;" valign="top"><a class="a" href="javascript:void(0);" onclick="top.Show.showAR( this, 'defref_us-gaap_SharesOutstanding', window );">Ending balance, shares (in shares) at Mar. 31, 2021</a></td>
<td class="text">&#160;<span></span>
</td>
<td class="nump">41,510,455<span></span>
</td>
<td class="text">&#160;<span></span>
</td>
<td class="text">&#160;<span></span>
</td>
<td class="text">&#160;<span></span>
</td>
<td class="fn" style="border-bottom: 0px;"></td>
<td class="text">&#160;<span></span>
</td>
<td class="text">&#160;<span></span>
</td>
</tr>
<tr class="rc">
<td class="pl " style="border-bottom: 0px;" valign="top"><a class="a" href="javascript:void(0);" onclick="top.Show.showAR( this, 'defref_us-gaap_StockholdersEquity', window );">Ending balance at Mar. 31, 2021</a></td>
<td class="nump">$ 887,867<span></span>
</td>
<td class="nump">$ 207,552<span></span>
</td>
<td class="nump">$ 416,708<span></span>
</td>
<td class="nump">$ 271,999<span></span>
</td>
<td class="num">(8,392)<span></span>
</td>
<td class="fn" style="border-bottom: 0px;"><sup>[1]</sup></td>
<td class="nump">174<span></span>
</td>
<td class="num">(8,566)<span></span>
</td>
</tr>
<tr class="ro">
<td class="pl " style="border-bottom: 0px;" valign="top"><a class="a" href="javascript:void(0);" onclick="top.Show.showAR( this, 'defref_us-gaap_IncreaseDecreaseInStockholdersEquityRollForward', window );"><strong>Increase (Decrease) in Stockholders' Equity [Roll Forward]</strong></a></td>
<td class="text">&#160;<span></span>
</td>
<td class="text">&#160;<span></span>
</td>
<td class="text">&#160;<span></span>
</td>
<td class="text">&#160;<span></span>
</td>
<td class="text">&#160;<span></span>
</td>
<td class="fn" style="border-bottom: 0px;"></td>
<td class="text">&#160;<span></span>
</td>
<td class="text">&#160;<span></span>
</td>
</tr>
<tr class="re">
<td class="pl " style="border-bottom: 0px;" valign="top"><a class="a" href="javascript:void(0);" onclick="top.Show.showAR( this, 'defref_us-gaap_AociBeforeTaxAttributableToParent', window );">Before Tax</a></td>
<td class="text">&#160;<span></span>
</td>
<td class="text">&#160;<span></span>
</td>
<td class="text">&#160;<span></span>
</td>
<td class="text">&#160;<span></span>
</td>
<td class="num">(11,370)<span></span>
</td>
<td class="fn" style="border-bottom: 0px;"></td>
<td class="nump">220<span></span>
</td>
<td class="num">(11,590)<span></span>
</td>
</tr>
<tr class="ro">
<td class="pl " style="border-bottom: 0px;" valign="top"><a class="a" href="javascript:void(0);" onclick="top.Show.showAR( this, 'defref_us-gaap_AociTaxAttributableToParent', window );">Tax Effect</a></td>
<td class="text">&#160;<span></span>
</td>
<td class="text">&#160;<span></span>
</td>
<td class="text">&#160;<span></span>
</td>
<td class="text">&#160;<span></span>
</td>
<td class="nump">$ 2,978<span></span>
</td>
<td class="fn" style="border-bottom: 0px;"></td>
<td class="num">$ (46)<span></span>
</td>
<td class="nump">$ 3,024<span></span>
</td>
</tr>
<tr><td colspan="9"></td></tr>
<tr><td colspan="9"><table class="outerFootnotes" width="100%"><tr class="outerFootnote">
<td style="vertical-align: top; width: 12pt;" valign="top">[1]</td>
<td style="vertical-align: top;" valign="top"><table style="border-collapse:collapse;display:inline-table;margin-bottom:5pt;vertical-align:text-bottom;width:100.000%"><tr><td style="width:1.0%"/><td style="width:74.872%"/><td style="width:0.1%"/><td style="width:1.0%"/><td style="width:10.011%"/><td style="width:0.1%"/><td style="width:0.1%"/><td style="width:1.605%"/><td style="width:0.1%"/><td style="width:1.0%"/><td style="width:10.012%"/><td style="width:0.1%"/></tr><tr><td colspan="12" style="padding:2px 1pt;text-align:left;vertical-align:bottom"><div><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:4.55pt;font-weight:400;line-height:120%;position:relative;top:-2.44pt;vertical-align:baseline">1</span><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:7pt;font-weight:400;line-height:120%">Accumulated Other Comprehensive Income (Loss) as of March 31, 2021 and December 31, 2020 is comprised of the following:</span></div></td></tr><tr><td colspan="3" style="padding:2px 1pt;text-align:left;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:7pt;font-style:italic;font-weight:700;line-height:120%">(in thousands)</span></td><td colspan="3" style="padding:2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:7pt;font-weight:700;line-height:120%">March 31,<br/>2021</span></td><td colspan="3" style="padding:0 1pt"/><td colspan="3" style="padding:2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:7pt;font-weight:700;line-height:120%">December 31,<br/>2020</span></td></tr><tr style="height:3pt"><td colspan="3" style="border-top:1pt solid #000;padding:0 1pt"/><td colspan="3" style="border-top:1pt solid #000;padding:0 1pt"/><td colspan="3" style="border-top:1pt solid #000;padding:0 1pt"/><td colspan="3" style="border-top:1pt solid #000;padding:0 1pt"/></tr><tr><td colspan="3" style="background-color:#dbdbdb;padding:2px 1pt;text-align:left;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:7pt;font-weight:700;line-height:120%">Unrealized Gain (Loss) on Available-for-Sale Debt Securities:</span></td><td colspan="3" style="background-color:#dbdbdb;padding:2px 1pt;text-align:left;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:7pt;font-weight:400;line-height:120%">&#160;</span></td><td colspan="3" style="background-color:#dbdbdb;padding:0 1pt"/><td colspan="3" style="background-color:#dbdbdb;padding:2px 1pt;text-align:left;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:7pt;font-weight:400;line-height:120%">&#160;</span></td></tr><tr><td colspan="3" style="background-color:#ffffff;padding:2px 1pt 2px 7.75pt;text-align:left;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:7pt;font-weight:400;line-height:120%">Before Tax</span></td><td style="background-color:#ffffff;padding:2px 0 2px 1pt;text-align:left;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:7pt;font-weight:700;line-height:120%">$</span></td><td style="background-color:#ffffff;padding:2px 0;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:7pt;font-weight:700;line-height:120%">220</span><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:7pt;font-weight:400;line-height:120%">&#160;</span></td><td style="background-color:#ffffff;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/><td colspan="3" style="background-color:#ffffff;padding:0 1pt"/><td style="background-color:#ffffff;padding:2px 0 2px 1pt;text-align:left;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:7pt;font-weight:400;line-height:120%">$</span></td><td style="background-color:#ffffff;padding:2px 0;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:7pt;font-weight:400;line-height:120%">265&#160;</span></td><td style="background-color:#ffffff;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/></tr><tr><td colspan="3" style="background-color:#dbdbdb;padding:2px 1pt 2px 7.75pt;text-align:left;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:7pt;font-weight:400;line-height:120%">Tax Effect</span></td><td colspan="2" style="background-color:#dbdbdb;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:7pt;font-weight:700;line-height:120%">(46)</span></td><td style="background-color:#dbdbdb;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/><td colspan="3" style="background-color:#dbdbdb;padding:0 1pt"/><td colspan="2" style="background-color:#dbdbdb;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:7pt;font-weight:400;line-height:120%">(56)</span></td><td style="background-color:#dbdbdb;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/></tr><tr><td colspan="3" style="background-color:#ffffff;border-top:1pt solid #000;padding:2px 1pt 2px 13pt;text-align:left;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:7pt;font-weight:400;line-height:120%">Unrealized Gain (Loss) on Available-for-Sale Debt, net of tax</span></td><td colspan="2" style="background-color:#ffffff;border-top:1pt solid #000;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:7pt;font-weight:700;line-height:120%">174</span><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:7pt;font-weight:400;line-height:120%">&#160;</span></td><td style="background-color:#ffffff;border-top:1pt solid #000;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/><td colspan="3" style="background-color:#ffffff;border-top:1pt solid #000;padding:0 1pt"/><td colspan="2" style="background-color:#ffffff;border-top:1pt solid #000;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:7pt;font-weight:400;line-height:120%">209&#160;</span></td><td style="background-color:#ffffff;border-top:1pt solid #000;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/></tr><tr><td colspan="3" style="background-color:#dbdbdb;padding:2px 1pt;text-align:left;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:7pt;font-weight:700;line-height:120%">Unamortized Actuarial Losses and Prior Service Costs Related to Pension and Postretirement Benefits:</span></td><td colspan="3" style="background-color:#dbdbdb;padding:0 1pt"/><td colspan="3" style="background-color:#dbdbdb;padding:0 1pt"/><td colspan="3" style="background-color:#dbdbdb;padding:0 1pt"/></tr><tr><td colspan="3" style="background-color:#ffffff;padding:2px 1pt 2px 7.75pt;text-align:left;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:7pt;font-weight:400;line-height:120%">Before Tax</span></td><td colspan="2" style="background-color:#ffffff;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:7pt;font-weight:700;line-height:120%">(11,590)</span></td><td style="background-color:#ffffff;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/><td colspan="3" style="background-color:#ffffff;padding:0 1pt"/><td colspan="2" style="background-color:#ffffff;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:7pt;font-weight:400;line-height:120%">(11,793)</span></td><td style="background-color:#ffffff;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/></tr><tr><td colspan="3" style="background-color:#dbdbdb;padding:2px 1pt 2px 7.75pt;text-align:left;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:7pt;font-weight:400;line-height:120%">Tax Effect</span></td><td colspan="2" style="background-color:#dbdbdb;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:7pt;font-weight:700;line-height:120%">3,024</span><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:7pt;font-weight:400;line-height:120%">&#160;</span></td><td style="background-color:#dbdbdb;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/><td colspan="3" style="background-color:#dbdbdb;padding:0 1pt"/><td colspan="2" style="background-color:#dbdbdb;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:7pt;font-weight:400;line-height:120%">3,077&#160;</span></td><td style="background-color:#dbdbdb;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/></tr><tr><td colspan="3" style="background-color:#ffffff;border-top:1pt solid #000;padding:2px 1pt 2px 11.5pt;text-align:left;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:7pt;font-weight:400;line-height:120%">Unamortized Actuarial Losses and Prior Service Costs Related to Pension and Postretirement Benefits, net of tax</span></td><td colspan="2" style="background-color:#ffffff;border-top:1pt solid #000;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:7pt;font-weight:700;line-height:120%">(8,566)</span></td><td style="background-color:#ffffff;border-top:1pt solid #000;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/><td colspan="3" style="background-color:#ffffff;border-top:1pt solid #000;padding:0 1pt"/><td colspan="2" style="background-color:#ffffff;border-top:1pt solid #000;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:7pt;font-weight:400;line-height:120%">(8,716)</span></td><td style="background-color:#ffffff;border-top:1pt solid #000;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/></tr><tr><td colspan="3" style="background-color:#dbdbdb;padding:2px 1pt;text-align:left;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:7pt;font-weight:700;line-height:120%">Accumulated Other Comprehensive Loss:</span></td><td colspan="3" style="background-color:#dbdbdb;padding:0 1pt"/><td colspan="3" style="background-color:#dbdbdb;padding:0 1pt"/><td colspan="3" style="background-color:#dbdbdb;padding:0 1pt"/></tr><tr><td colspan="3" style="background-color:#ffffff;padding:2px 1pt 2px 7.75pt;text-align:left;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:7pt;font-weight:400;line-height:120%">Before Tax</span></td><td colspan="2" style="background-color:#ffffff;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:7pt;font-weight:700;line-height:120%">(11,370)</span></td><td style="background-color:#ffffff;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/><td colspan="3" style="background-color:#ffffff;padding:0 1pt"/><td colspan="2" style="background-color:#ffffff;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:7pt;font-weight:400;line-height:120%">(11,528)</span></td><td style="background-color:#ffffff;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/></tr><tr><td colspan="3" style="background-color:#dbdbdb;padding:2px 1pt 2px 7.75pt;text-align:left;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:7pt;font-weight:400;line-height:120%">Tax Effect</span></td><td colspan="2" style="background-color:#dbdbdb;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:7pt;font-weight:700;line-height:120%">2,978</span><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:7pt;font-weight:400;line-height:120%">&#160;</span></td><td style="background-color:#dbdbdb;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/><td colspan="3" style="background-color:#dbdbdb;padding:0 1pt"/><td colspan="2" style="background-color:#dbdbdb;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:7pt;font-weight:400;line-height:120%">3,021&#160;</span></td><td style="background-color:#dbdbdb;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/></tr><tr><td colspan="3" style="background-color:#ffffff;border-bottom:1pt solid #000;border-top:1pt solid #000;padding:2px 1pt 2px 13pt;text-align:left;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:7pt;font-weight:700;line-height:120%">Net Accumulated Other Comprehensive Loss</span></td><td style="background-color:#ffffff;border-bottom:1pt solid #000;border-top:1pt solid #000;padding:2px 0 2px 1pt;text-align:left;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:7pt;font-weight:700;line-height:120%">$</span></td><td style="background-color:#ffffff;border-bottom:1pt solid #000;border-top:1pt solid #000;padding:2px 0;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:7pt;font-weight:700;line-height:120%">(8,392)</span></td><td style="background-color:#ffffff;border-bottom:1pt solid #000;border-top:1pt solid #000;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/><td colspan="3" style="background-color:#ffffff;border-bottom:1pt solid #000;border-top:1pt solid #000;padding:0 1pt"/><td style="background-color:#ffffff;border-bottom:1pt solid #000;border-top:1pt solid #000;padding:2px 0 2px 1pt;text-align:left;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:7pt;font-weight:400;line-height:120%">$</span></td><td style="background-color:#ffffff;border-bottom:1pt solid #000;border-top:1pt solid #000;padding:2px 0;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:7pt;font-weight:400;line-height:120%">(8,507)</span></td><td style="background-color:#ffffff;border-bottom:1pt solid #000;border-top:1pt solid #000;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/></tr></table></td>
</tr></table></td></tr>
</table>
<div style="display: none;">
<table border="0" cellpadding="0" cellspacing="0" class="authRefData" style="display: none;" id="defref_us-gaap_AdjustmentsToAdditionalPaidInCapitalSharebasedCompensationRequisiteServicePeriodRecognitionValue">
<tr><td class="hide"><a style="color: white;" href="javascript:void(0);" onclick="top.Show.hideAR();">X</a></td></tr>
<tr><td><div class="body" style="padding: 2px;">
<a href="javascript:void(0);" onclick="top.Show.toggleNext( this );">- Definition</a><div><p>Amount of increase to additional paid-in capital (APIC) for recognition of cost for award under share-based payment arrangement.</p></div>
<a href="javascript:void(0);" onclick="top.Show.toggleNext( this );">+ References</a><div style="display: none;"><p>Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef<br> -Publisher FASB<br> -Name Accounting Standards Codification<br> -Topic 718<br> -SubTopic 20<br> -Section 55<br> -Paragraph 12<br> -URI http://asc.fasb.org/extlink&amp;oid=120383193&amp;loc=d3e11149-113907<br><br>Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef<br> -Publisher FASB<br> -Name Accounting Standards Codification<br> -Topic 718<br> -SubTopic 10<br> -Section 50<br> -Paragraph 1<br> -Subparagraph (b)<br> -URI http://asc.fasb.org/extlink&amp;oid=120381028&amp;loc=d3e5047-113901<br><br>Reference 3: http://fasb.org/us-gaap/role/ref/legacyRef<br> -Publisher FASB<br> -Name Accounting Standards Codification<br> -Topic 718<br> -SubTopic 20<br> -Section 55<br> -Paragraph 13<br> -URI http://asc.fasb.org/extlink&amp;oid=120383193&amp;loc=d3e11178-113907<br><br>Reference 4: http://fasb.org/us-gaap/role/ref/legacyRef<br> -Publisher FASB<br> -Name Accounting Standards Codification<br> -Topic 718<br> -SubTopic 10<br> -Section 35<br> -Paragraph 2<br> -URI http://asc.fasb.org/extlink&amp;oid=121326096&amp;loc=d3e4534-113899<br></p></div>
<a href="javascript:void(0);" onclick="top.Show.toggleNext( this );">+ Details</a><div style="display: none;"><table border="0" cellpadding="0" cellspacing="0">
<tr>
<td><strong> Name:</strong></td>
<td style="white-space:nowrap;">us-gaap_AdjustmentsToAdditionalPaidInCapitalSharebasedCompensationRequisiteServicePeriodRecognitionValue</td>
</tr>
<tr>
<td style="padding-right: 4px;white-space:nowrap;"><strong> Namespace Prefix:</strong></td>
<td>us-gaap_</td>
</tr>
<tr>
<td><strong> Data Type:</strong></td>
<td>xbrli:monetaryItemType</td>
</tr>
<tr>
<td><strong> Balance Type:</strong></td>
<td>credit</td>
</tr>
<tr>
<td><strong> Period Type:</strong></td>
<td>duration</td>
</tr>
</table></div>
</div></td></tr>
</table>
<table border="0" cellpadding="0" cellspacing="0" class="authRefData" style="display: none;" id="defref_us-gaap_AociBeforeTaxAttributableToParent">
<tr><td class="hide"><a style="color: white;" href="javascript:void(0);" onclick="top.Show.hideAR();">X</a></td></tr>
<tr><td><div class="body" style="padding: 2px;">
<a href="javascript:void(0);" onclick="top.Show.toggleNext( this );">- Definition</a><div><p>Amount before tax of increase (decrease) in accumulated equity from transactions and other events and circumstances from non-owner sources, attributable to parent. Excludes net income (loss), and accumulated changes in equity from transactions resulting from investments by owners (distributions to owners).</p></div>
<a href="javascript:void(0);" onclick="top.Show.toggleNext( this );">+ References</a><div style="display: none;"><p>No definition available.</p></div>
<a href="javascript:void(0);" onclick="top.Show.toggleNext( this );">+ Details</a><div style="display: none;"><table border="0" cellpadding="0" cellspacing="0">
<tr>
<td><strong> Name:</strong></td>
<td style="white-space:nowrap;">us-gaap_AociBeforeTaxAttributableToParent</td>
</tr>
<tr>
<td style="padding-right: 4px;white-space:nowrap;"><strong> Namespace Prefix:</strong></td>
<td>us-gaap_</td>
</tr>
<tr>
<td><strong> Data Type:</strong></td>
<td>xbrli:monetaryItemType</td>
</tr>
<tr>
<td><strong> Balance Type:</strong></td>
<td>credit</td>
</tr>
<tr>
<td><strong> Period Type:</strong></td>
<td>instant</td>
</tr>
</table></div>
</div></td></tr>
</table>
<table border="0" cellpadding="0" cellspacing="0" class="authRefData" style="display: none;" id="defref_us-gaap_AociTaxAttributableToParent">
<tr><td class="hide"><a style="color: white;" href="javascript:void(0);" onclick="top.Show.hideAR();">X</a></td></tr>
<tr><td><div class="body" style="padding: 2px;">
<a href="javascript:void(0);" onclick="top.Show.toggleNext( this );">- Definition</a><div><p>Amount of tax expense (benefit) allocated to accumulated other comprehensive income (loss) attributable to parent.</p></div>
<a href="javascript:void(0);" onclick="top.Show.toggleNext( this );">+ References</a><div style="display: none;"><p>No definition available.</p></div>
<a href="javascript:void(0);" onclick="top.Show.toggleNext( this );">+ Details</a><div style="display: none;"><table border="0" cellpadding="0" cellspacing="0">
<tr>
<td><strong> Name:</strong></td>
<td style="white-space:nowrap;">us-gaap_AociTaxAttributableToParent</td>
</tr>
<tr>
<td style="padding-right: 4px;white-space:nowrap;"><strong> Namespace Prefix:</strong></td>
<td>us-gaap_</td>
</tr>
<tr>
<td><strong> Data Type:</strong></td>
<td>xbrli:monetaryItemType</td>
</tr>
<tr>
<td><strong> Balance Type:</strong></td>
<td>debit</td>
</tr>
<tr>
<td><strong> Period Type:</strong></td>
<td>instant</td>
</tr>
</table></div>
</div></td></tr>
</table>
<table border="0" cellpadding="0" cellspacing="0" class="authRefData" style="display: none;" id="defref_us-gaap_DividendsCommonStockCash">
<tr><td class="hide"><a style="color: white;" href="javascript:void(0);" onclick="top.Show.hideAR();">X</a></td></tr>
<tr><td><div class="body" style="padding: 2px;">
<a href="javascript:void(0);" onclick="top.Show.toggleNext( this );">- Definition</a><div><p>Amount of paid and unpaid common stock dividends declared with the form of settlement in cash.</p></div>
<a href="javascript:void(0);" onclick="top.Show.toggleNext( this );">+ References</a><div style="display: none;"><p>Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef<br> -Publisher FASB<br> -Name Accounting Standards Codification<br> -Topic 505<br> -SubTopic 10<br> -Section S99<br> -Paragraph 1<br> -Subparagraph (SX 210.3-04)<br> -URI http://asc.fasb.org/extlink&amp;oid=120397183&amp;loc=d3e187085-122770<br></p></div>
<a href="javascript:void(0);" onclick="top.Show.toggleNext( this );">+ Details</a><div style="display: none;"><table border="0" cellpadding="0" cellspacing="0">
<tr>
<td><strong> Name:</strong></td>
<td style="white-space:nowrap;">us-gaap_DividendsCommonStockCash</td>
</tr>
<tr>
<td style="padding-right: 4px;white-space:nowrap;"><strong> Namespace Prefix:</strong></td>
<td>us-gaap_</td>
</tr>
<tr>
<td><strong> Data Type:</strong></td>
<td>xbrli:monetaryItemType</td>
</tr>
<tr>
<td><strong> Balance Type:</strong></td>
<td>debit</td>
</tr>
<tr>
<td><strong> Period Type:</strong></td>
<td>duration</td>
</tr>
</table></div>
</div></td></tr>
</table>
<table border="0" cellpadding="0" cellspacing="0" class="authRefData" style="display: none;" id="defref_us-gaap_IncreaseDecreaseInStockholdersEquityRollForward">
<tr><td class="hide"><a style="color: white;" href="javascript:void(0);" onclick="top.Show.hideAR();">X</a></td></tr>
<tr><td><div class="body" style="padding: 2px;">
<a href="javascript:void(0);" onclick="top.Show.toggleNext( this );">- Definition</a><div><p>A roll forward is a reconciliation of a concept from the beginning of a period to the end of a period.</p></div>
<a href="javascript:void(0);" onclick="top.Show.toggleNext( this );">+ References</a><div style="display: none;"><p>No definition available.</p></div>
<a href="javascript:void(0);" onclick="top.Show.toggleNext( this );">+ Details</a><div style="display: none;"><table border="0" cellpadding="0" cellspacing="0">
<tr>
<td><strong> Name:</strong></td>
<td style="white-space:nowrap;">us-gaap_IncreaseDecreaseInStockholdersEquityRollForward</td>
</tr>
<tr>
<td style="padding-right: 4px;white-space:nowrap;"><strong> Namespace Prefix:</strong></td>
<td>us-gaap_</td>
</tr>
<tr>
<td><strong> Data Type:</strong></td>
<td>xbrli:stringItemType</td>
</tr>
<tr>
<td><strong> Balance Type:</strong></td>
<td>na</td>
</tr>
<tr>
<td><strong> Period Type:</strong></td>
<td>duration</td>
</tr>
</table></div>
</div></td></tr>
</table>
<table border="0" cellpadding="0" cellspacing="0" class="authRefData" style="display: none;" id="defref_us-gaap_NetIncomeLoss">
<tr><td class="hide"><a style="color: white;" href="javascript:void(0);" onclick="top.Show.hideAR();">X</a></td></tr>
<tr><td><div class="body" style="padding: 2px;">
<a href="javascript:void(0);" onclick="top.Show.toggleNext( this );">- Definition</a><div><p>The portion of profit or loss for the period, net of income taxes, which is attributable to the parent.</p></div>
<a href="javascript:void(0);" onclick="top.Show.toggleNext( this );">+ References</a><div style="display: none;"><p>Reference 1: http://www.xbrl.org/2003/role/disclosureRef<br> -Publisher FASB<br> -Name Accounting Standards Codification<br> -Topic 220<br> -SubTopic 10<br> -Section 45<br> -Paragraph 1A<br> -Subparagraph (a)<br> -URI http://asc.fasb.org/extlink&amp;oid=121641772&amp;loc=SL7669619-108580<br><br>Reference 2: http://www.xbrl.org/2003/role/exampleRef<br> -Publisher FASB<br> -Name Accounting Standards Codification<br> -Topic 280<br> -SubTopic 10<br> -Section 50<br> -Paragraph 31<br> -URI http://asc.fasb.org/extlink&amp;oid=120311839&amp;loc=d3e8924-108599<br><br>Reference 3: http://www.xbrl.org/2003/role/disclosureRef<br> -Publisher FASB<br> -Name Accounting Standards Codification<br> -Topic 250<br> -SubTopic 10<br> -Section 50<br> -Paragraph 11<br> -Subparagraph (b)<br> -URI http://asc.fasb.org/extlink&amp;oid=109234566&amp;loc=d3e22694-107794<br><br>Reference 4: http://fasb.org/us-gaap/role/ref/legacyRef<br> -Publisher FASB<br> -Name Accounting Standards Codification<br> -Topic 942<br> -SubTopic 220<br> -Section S99<br> -Paragraph 1<br> -Subparagraph (SX 210.9-04(22))<br> -URI http://asc.fasb.org/extlink&amp;oid=120399700&amp;loc=SL114874048-224260<br><br>Reference 5: http://www.xbrl.org/2003/role/disclosureRef<br> -Publisher FASB<br> -Name Accounting Standards Codification<br> -Topic 250<br> -SubTopic 10<br> -Section 50<br> -Paragraph 11<br> -Subparagraph (a)<br> -URI http://asc.fasb.org/extlink&amp;oid=109234566&amp;loc=d3e22694-107794<br><br>Reference 6: http://www.xbrl.org/2003/role/disclosureRef<br> -Publisher FASB<br> -Name Accounting Standards Codification<br> -Topic 280<br> -SubTopic 10<br> -Section 50<br> -Paragraph 32<br> -Subparagraph (f)<br> -URI http://asc.fasb.org/extlink&amp;oid=120311839&amp;loc=d3e8933-108599<br><br>Reference 7: http://www.xbrl.org/2003/role/disclosureRef<br> -Publisher FASB<br> -Name Accounting Standards Codification<br> -Topic 205<br> -SubTopic 20<br> -Section 50<br> -Paragraph 7<br> -URI http://asc.fasb.org/extlink&amp;oid=109222650&amp;loc=SL51721683-107760<br><br>Reference 8: http://www.xbrl.org/2003/role/disclosureRef<br> -Publisher FASB<br> -Name Accounting Standards Codification<br> -Topic 250<br> -SubTopic 10<br> -Section 50<br> -Paragraph 4<br> -URI http://asc.fasb.org/extlink&amp;oid=109234566&amp;loc=d3e22595-107794<br><br>Reference 9: http://www.xbrl.org/2003/role/disclosureRef<br> -Publisher FASB<br> -Name Accounting Standards Codification<br> -Topic 220<br> -SubTopic 10<br> -Section 45<br> -Paragraph 1B<br> -Subparagraph (a)<br> -URI http://asc.fasb.org/extlink&amp;oid=121641772&amp;loc=SL7669625-108580<br><br>Reference 10: http://www.xbrl.org/2003/role/disclosureRef<br> -Publisher FASB<br> -Name Accounting Standards Codification<br> -Topic 280<br> -SubTopic 10<br> -Section 50<br> -Paragraph 22<br> -URI http://asc.fasb.org/extlink&amp;oid=120311839&amp;loc=d3e8736-108599<br><br>Reference 11: http://fasb.org/us-gaap/role/ref/legacyRef<br> -Publisher FASB<br> -Name Accounting Standards Codification<br> -Topic 944<br> -SubTopic 220<br> -Section S99<br> -Paragraph 1<br> -Subparagraph (SX 210.7-04(18))<br> -URI http://asc.fasb.org/extlink&amp;oid=120400993&amp;loc=SL114874131-224263<br><br>Reference 12: http://fasb.org/us-gaap/role/ref/legacyRef<br> -Publisher FASB<br> -Name Accounting Standards Codification<br> -Topic 220<br> -SubTopic 10<br> -Section S99<br> -Paragraph 2<br> -Subparagraph (SX 210.5-03(20))<br> -URI http://asc.fasb.org/extlink&amp;oid=120395209&amp;loc=SL114868664-224227<br><br>Reference 13: http://fasb.org/us-gaap/role/ref/legacyRef<br> -Publisher FASB<br> -Name Accounting Standards Codification<br> -Topic 230<br> -SubTopic 10<br> -Section 45<br> -Paragraph 28<br> -URI http://asc.fasb.org/extlink&amp;oid=121586364&amp;loc=d3e3602-108585<br><br>Reference 14: http://www.xbrl.org/2003/role/disclosureRef<br> -Publisher FASB<br> -Name Accounting Standards Codification<br> -Topic 250<br> -SubTopic 10<br> -Section 50<br> -Paragraph 1<br> -Subparagraph (b)(2)<br> -URI http://asc.fasb.org/extlink&amp;oid=109234566&amp;loc=d3e22499-107794<br><br>Reference 15: http://www.xbrl.org/2003/role/disclosureRef<br> -Publisher FASB<br> -Name Accounting Standards Codification<br> -Topic 250<br> -SubTopic 10<br> -Section 50<br> -Paragraph 9<br> -URI http://asc.fasb.org/extlink&amp;oid=109234566&amp;loc=d3e22663-107794<br><br>Reference 16: http://www.xbrl.org/2003/role/disclosureRef<br> -Publisher FASB<br> -Name Accounting Standards Codification<br> -Topic 825<br> -SubTopic 10<br> -Section 50<br> -Paragraph 28<br> -Subparagraph (f)<br> -URI http://asc.fasb.org/extlink&amp;oid=75031198&amp;loc=d3e14064-108612<br><br>Reference 17: http://www.xbrl.org/2003/role/disclosureRef<br> -Publisher FASB<br> -Name Accounting Standards Codification<br> -Topic 280<br> -SubTopic 10<br> -Section 50<br> -Paragraph 30<br> -Subparagraph (b)<br> -URI http://asc.fasb.org/extlink&amp;oid=120311839&amp;loc=d3e8906-108599<br><br>Reference 18: http://www.xbrl.org/2003/role/disclosureRef<br> -Publisher FASB<br> -Name Accounting Standards Codification<br> -Topic 250<br> -SubTopic 10<br> -Section 50<br> -Paragraph 3<br> -URI http://asc.fasb.org/extlink&amp;oid=109234566&amp;loc=d3e22583-107794<br><br>Reference 19: http://www.xbrl.org/2003/role/disclosureRef<br> -Publisher FASB<br> -Name Accounting Standards Codification<br> -Topic 235<br> -SubTopic 10<br> -Section S99<br> -Paragraph 1<br> -Subparagraph (SX 210.4-08(g)(1)(ii))<br> -URI http://asc.fasb.org/extlink&amp;oid=120395691&amp;loc=d3e23780-122690<br><br>Reference 20: http://www.xbrl.org/2003/role/disclosureRef<br> -Publisher FASB<br> -Name Accounting Standards Codification<br> -Topic 260<br> -SubTopic 10<br> -Section 45<br> -Paragraph 60B<br> -Subparagraph (a)<br> -URI http://asc.fasb.org/extlink&amp;oid=121326447&amp;loc=SL5780133-109256<br><br>Reference 21: http://www.xbrl.org/2003/role/disclosureRef<br> -Publisher FASB<br> -Name Accounting Standards Codification<br> -Topic 323<br> -SubTopic 10<br> -Section 50<br> -Paragraph 3<br> -Subparagraph (c)<br> -URI http://asc.fasb.org/extlink&amp;oid=114001798&amp;loc=d3e33918-111571<br><br>Reference 22: http://www.xbrl.org/2003/role/disclosureRef<br> -Publisher FASB<br> -Name Accounting Standards Codification<br> -Topic 280<br> -SubTopic 10<br> -Section 50<br> -Paragraph 32<br> -Subparagraph (c)<br> -URI http://asc.fasb.org/extlink&amp;oid=120311839&amp;loc=d3e8933-108599<br><br>Reference 23: http://www.xbrl.org/2003/role/disclosureRef<br> -Publisher FASB<br> -Name Accounting Standards Codification<br> -Topic 250<br> -SubTopic 10<br> -Section 50<br> -Paragraph 8<br> -URI http://asc.fasb.org/extlink&amp;oid=109234566&amp;loc=d3e22658-107794<br></p></div>
<a href="javascript:void(0);" onclick="top.Show.toggleNext( this );">+ Details</a><div style="display: none;"><table border="0" cellpadding="0" cellspacing="0">
<tr>
<td><strong> Name:</strong></td>
<td style="white-space:nowrap;">us-gaap_NetIncomeLoss</td>
</tr>
<tr>
<td style="padding-right: 4px;white-space:nowrap;"><strong> Namespace Prefix:</strong></td>
<td>us-gaap_</td>
</tr>
<tr>
<td><strong> Data Type:</strong></td>
<td>xbrli:monetaryItemType</td>
</tr>
<tr>
<td><strong> Balance Type:</strong></td>
<td>credit</td>
</tr>
<tr>
<td><strong> Period Type:</strong></td>
<td>duration</td>
</tr>
</table></div>
</div></td></tr>
</table>
<table border="0" cellpadding="0" cellspacing="0" class="authRefData" style="display: none;" id="defref_us-gaap_OtherComprehensiveIncomeLossNetOfTaxPortionAttributableToParent">
<tr><td class="hide"><a style="color: white;" href="javascript:void(0);" onclick="top.Show.hideAR();">X</a></td></tr>
<tr><td><div class="body" style="padding: 2px;">
<a href="javascript:void(0);" onclick="top.Show.toggleNext( this );">- Definition</a><div><p>Amount after tax of other comprehensive income (loss) attributable to parent entity.</p></div>
<a href="javascript:void(0);" onclick="top.Show.toggleNext( this );">+ References</a><div style="display: none;"><p>Reference 1: http://www.xbrl.org/2003/role/disclosureRef<br> -Publisher FASB<br> -Name Accounting Standards Codification<br> -Topic 220<br> -SubTopic 10<br> -Section 45<br> -Paragraph 1B<br> -Subparagraph (b)<br> -URI http://asc.fasb.org/extlink&amp;oid=121641772&amp;loc=SL7669625-108580<br><br>Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef<br> -Publisher FASB<br> -Name Accounting Standards Codification<br> -Topic 810<br> -SubTopic 10<br> -Section 50<br> -Paragraph 1A<br> -Subparagraph (c)(3)<br> -URI http://asc.fasb.org/extlink&amp;oid=109239629&amp;loc=SL4573702-111684<br><br>Reference 3: http://fasb.org/us-gaap/role/ref/legacyRef<br> -Publisher FASB<br> -Name Accounting Standards Codification<br> -Topic 810<br> -SubTopic 10<br> -Section 45<br> -Paragraph 20<br> -URI http://asc.fasb.org/extlink&amp;oid=108774443&amp;loc=SL4569643-111683<br><br>Reference 4: http://www.xbrl.org/2003/role/disclosureRef<br> -Publisher FASB<br> -Name Accounting Standards Codification<br> -Topic 220<br> -SubTopic 10<br> -Section 45<br> -Paragraph 1A<br> -Subparagraph (b)<br> -URI http://asc.fasb.org/extlink&amp;oid=121641772&amp;loc=SL7669619-108580<br><br>Reference 5: http://fasb.org/us-gaap/role/ref/legacyRef<br> -Publisher FASB<br> -Name Accounting Standards Codification<br> -Topic 810<br> -SubTopic 10<br> -Section 45<br> -Paragraph 19<br> -URI http://asc.fasb.org/extlink&amp;oid=108774443&amp;loc=SL4569616-111683<br></p></div>
<a href="javascript:void(0);" onclick="top.Show.toggleNext( this );">+ Details</a><div style="display: none;"><table border="0" cellpadding="0" cellspacing="0">
<tr>
<td><strong> Name:</strong></td>
<td style="white-space:nowrap;">us-gaap_OtherComprehensiveIncomeLossNetOfTaxPortionAttributableToParent</td>
</tr>
<tr>
<td style="padding-right: 4px;white-space:nowrap;"><strong> Namespace Prefix:</strong></td>
<td>us-gaap_</td>
</tr>
<tr>
<td><strong> Data Type:</strong></td>
<td>xbrli:monetaryItemType</td>
</tr>
<tr>
<td><strong> Balance Type:</strong></td>
<td>credit</td>
</tr>
<tr>
<td><strong> Period Type:</strong></td>
<td>duration</td>
</tr>
</table></div>
</div></td></tr>
</table>
<table border="0" cellpadding="0" cellspacing="0" class="authRefData" style="display: none;" id="defref_us-gaap_SharesOutstanding">
<tr><td class="hide"><a style="color: white;" href="javascript:void(0);" onclick="top.Show.hideAR();">X</a></td></tr>
<tr><td><div class="body" style="padding: 2px;">
<a href="javascript:void(0);" onclick="top.Show.toggleNext( this );">- Definition</a><div><p>Number of shares issued which are neither cancelled nor held in the treasury.</p></div>
<a href="javascript:void(0);" onclick="top.Show.toggleNext( this );">+ References</a><div style="display: none;"><p>No definition available.</p></div>
<a href="javascript:void(0);" onclick="top.Show.toggleNext( this );">+ Details</a><div style="display: none;"><table border="0" cellpadding="0" cellspacing="0">
<tr>
<td><strong> Name:</strong></td>
<td style="white-space:nowrap;">us-gaap_SharesOutstanding</td>
</tr>
<tr>
<td style="padding-right: 4px;white-space:nowrap;"><strong> Namespace Prefix:</strong></td>
<td>us-gaap_</td>
</tr>
<tr>
<td><strong> Data Type:</strong></td>
<td>xbrli:sharesItemType</td>
</tr>
<tr>
<td><strong> Balance Type:</strong></td>
<td>na</td>
</tr>
<tr>
<td><strong> Period Type:</strong></td>
<td>instant</td>
</tr>
</table></div>
</div></td></tr>
</table>
<table border="0" cellpadding="0" cellspacing="0" class="authRefData" style="display: none;" id="defref_us-gaap_StockIssuedDuringPeriodSharesNewIssues">
<tr><td class="hide"><a style="color: white;" href="javascript:void(0);" onclick="top.Show.hideAR();">X</a></td></tr>
<tr><td><div class="body" style="padding: 2px;">
<a href="javascript:void(0);" onclick="top.Show.toggleNext( this );">- Definition</a><div><p>Number of new stock issued during the period.</p></div>
<a href="javascript:void(0);" onclick="top.Show.toggleNext( this );">+ References</a><div style="display: none;"><p>Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef<br> -Publisher FASB<br> -Name Accounting Standards Codification<br> -Topic 210<br> -SubTopic 10<br> -Section S99<br> -Paragraph 1<br> -Subparagraph (SX 210.5-02(29))<br> -URI http://asc.fasb.org/extlink&amp;oid=120391452&amp;loc=d3e13212-122682<br><br>Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef<br> -Publisher FASB<br> -Name Accounting Standards Codification<br> -Topic 505<br> -SubTopic 10<br> -Section 50<br> -Paragraph 2<br> -URI http://asc.fasb.org/extlink&amp;oid=109259400&amp;loc=d3e21463-112644<br><br>Reference 3: http://fasb.org/us-gaap/role/ref/legacyRef<br> -Publisher FASB<br> -Name Accounting Standards Codification<br> -Topic 505<br> -SubTopic 10<br> -Section S99<br> -Paragraph 1<br> -Subparagraph (SX 210.3-04)<br> -URI http://asc.fasb.org/extlink&amp;oid=120397183&amp;loc=d3e187085-122770<br><br>Reference 4: http://fasb.org/us-gaap/role/ref/legacyRef<br> -Publisher FASB<br> -Name Accounting Standards Codification<br> -Topic 210<br> -SubTopic 10<br> -Section S99<br> -Paragraph 1<br> -Subparagraph (SX 210.5-02(28))<br> -URI http://asc.fasb.org/extlink&amp;oid=120391452&amp;loc=d3e13212-122682<br></p></div>
<a href="javascript:void(0);" onclick="top.Show.toggleNext( this );">+ Details</a><div style="display: none;"><table border="0" cellpadding="0" cellspacing="0">
<tr>
<td><strong> Name:</strong></td>
<td style="white-space:nowrap;">us-gaap_StockIssuedDuringPeriodSharesNewIssues</td>
</tr>
<tr>
<td style="padding-right: 4px;white-space:nowrap;"><strong> Namespace Prefix:</strong></td>
<td>us-gaap_</td>
</tr>
<tr>
<td><strong> Data Type:</strong></td>
<td>xbrli:sharesItemType</td>
</tr>
<tr>
<td><strong> Balance Type:</strong></td>
<td>na</td>
</tr>
<tr>
<td><strong> Period Type:</strong></td>
<td>duration</td>
</tr>
</table></div>
</div></td></tr>
</table>
<table border="0" cellpadding="0" cellspacing="0" class="authRefData" style="display: none;" id="defref_us-gaap_StockIssuedDuringPeriodValueNewIssues">
<tr><td class="hide"><a style="color: white;" href="javascript:void(0);" onclick="top.Show.hideAR();">X</a></td></tr>
<tr><td><div class="body" style="padding: 2px;">
<a href="javascript:void(0);" onclick="top.Show.toggleNext( this );">- Definition</a><div><p>Equity impact of the value of new stock issued during the period. Includes shares issued in an initial public offering or a secondary public offering.</p></div>
<a href="javascript:void(0);" onclick="top.Show.toggleNext( this );">+ References</a><div style="display: none;"><p>Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef<br> -Publisher FASB<br> -Name Accounting Standards Codification<br> -Topic 505<br> -SubTopic 10<br> -Section S99<br> -Paragraph 1<br> -Subparagraph (SX 210.3-04)<br> -URI http://asc.fasb.org/extlink&amp;oid=120397183&amp;loc=d3e187085-122770<br><br>Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef<br> -Publisher FASB<br> -Name Accounting Standards Codification<br> -Topic 505<br> -SubTopic 10<br> -Section 50<br> -Paragraph 2<br> -URI http://asc.fasb.org/extlink&amp;oid=109259400&amp;loc=d3e21463-112644<br><br>Reference 3: http://fasb.org/us-gaap/role/ref/legacyRef<br> -Publisher FASB<br> -Name Accounting Standards Codification<br> -Topic 210<br> -SubTopic 10<br> -Section S99<br> -Paragraph 1<br> -Subparagraph (SX 210.5-02(29))<br> -URI http://asc.fasb.org/extlink&amp;oid=120391452&amp;loc=d3e13212-122682<br><br>Reference 4: http://fasb.org/us-gaap/role/ref/legacyRef<br> -Publisher FASB<br> -Name Accounting Standards Codification<br> -Topic 210<br> -SubTopic 10<br> -Section S99<br> -Paragraph 1<br> -Subparagraph (SX 210.5-02(28))<br> -URI http://asc.fasb.org/extlink&amp;oid=120391452&amp;loc=d3e13212-122682<br></p></div>
<a href="javascript:void(0);" onclick="top.Show.toggleNext( this );">+ Details</a><div style="display: none;"><table border="0" cellpadding="0" cellspacing="0">
<tr>
<td><strong> Name:</strong></td>
<td style="white-space:nowrap;">us-gaap_StockIssuedDuringPeriodValueNewIssues</td>
</tr>
<tr>
<td style="padding-right: 4px;white-space:nowrap;"><strong> Namespace Prefix:</strong></td>
<td>us-gaap_</td>
</tr>
<tr>
<td><strong> Data Type:</strong></td>
<td>xbrli:monetaryItemType</td>
</tr>
<tr>
<td><strong> Balance Type:</strong></td>
<td>credit</td>
</tr>
<tr>
<td><strong> Period Type:</strong></td>
<td>duration</td>
</tr>
</table></div>
</div></td></tr>
</table>
<table border="0" cellpadding="0" cellspacing="0" class="authRefData" style="display: none;" id="defref_us-gaap_StockRepurchasedAndRetiredDuringPeriodShares">
<tr><td class="hide"><a style="color: white;" href="javascript:void(0);" onclick="top.Show.hideAR();">X</a></td></tr>
<tr><td><div class="body" style="padding: 2px;">
<a href="javascript:void(0);" onclick="top.Show.toggleNext( this );">- Definition</a><div><p>Number of shares that have been repurchased and retired during the period.</p></div>
<a href="javascript:void(0);" onclick="top.Show.toggleNext( this );">+ References</a><div style="display: none;"><p>Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef<br> -Publisher FASB<br> -Name Accounting Standards Codification<br> -Topic 210<br> -SubTopic 10<br> -Section S99<br> -Paragraph 1<br> -Subparagraph (SX 210.5-02(28))<br> -URI http://asc.fasb.org/extlink&amp;oid=120391452&amp;loc=d3e13212-122682<br><br>Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef<br> -Publisher FASB<br> -Name Accounting Standards Codification<br> -Topic 505<br> -SubTopic 10<br> -Section S99<br> -Paragraph 1<br> -Subparagraph (SX 210.3-04)<br> -URI http://asc.fasb.org/extlink&amp;oid=120397183&amp;loc=d3e187085-122770<br><br>Reference 3: http://fasb.org/us-gaap/role/ref/legacyRef<br> -Publisher FASB<br> -Name Accounting Standards Codification<br> -Topic 210<br> -SubTopic 10<br> -Section S99<br> -Paragraph 1<br> -Subparagraph (SX 210.5-02(29))<br> -URI http://asc.fasb.org/extlink&amp;oid=120391452&amp;loc=d3e13212-122682<br><br>Reference 4: http://fasb.org/us-gaap/role/ref/legacyRef<br> -Publisher FASB<br> -Name Accounting Standards Codification<br> -Topic 505<br> -SubTopic 10<br> -Section 50<br> -Paragraph 2<br> -URI http://asc.fasb.org/extlink&amp;oid=109259400&amp;loc=d3e21463-112644<br></p></div>
<a href="javascript:void(0);" onclick="top.Show.toggleNext( this );">+ Details</a><div style="display: none;"><table border="0" cellpadding="0" cellspacing="0">
<tr>
<td><strong> Name:</strong></td>
<td style="white-space:nowrap;">us-gaap_StockRepurchasedAndRetiredDuringPeriodShares</td>
</tr>
<tr>
<td style="padding-right: 4px;white-space:nowrap;"><strong> Namespace Prefix:</strong></td>
<td>us-gaap_</td>
</tr>
<tr>
<td><strong> Data Type:</strong></td>
<td>xbrli:sharesItemType</td>
</tr>
<tr>
<td><strong> Balance Type:</strong></td>
<td>na</td>
</tr>
<tr>
<td><strong> Period Type:</strong></td>
<td>duration</td>
</tr>
</table></div>
</div></td></tr>
</table>
<table border="0" cellpadding="0" cellspacing="0" class="authRefData" style="display: none;" id="defref_us-gaap_StockRepurchasedAndRetiredDuringPeriodValue">
<tr><td class="hide"><a style="color: white;" href="javascript:void(0);" onclick="top.Show.hideAR();">X</a></td></tr>
<tr><td><div class="body" style="padding: 2px;">
<a href="javascript:void(0);" onclick="top.Show.toggleNext( this );">- Definition</a><div><p>Equity impact of the value of stock that has been repurchased and retired during the period. The excess of the purchase price over par value can be charged against retained earnings (once the excess is fully allocated to additional paid in capital).</p></div>
<a href="javascript:void(0);" onclick="top.Show.toggleNext( this );">+ References</a><div style="display: none;"><p>Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef<br> -Publisher FASB<br> -Name Accounting Standards Codification<br> -Topic 210<br> -SubTopic 10<br> -Section S99<br> -Paragraph 1<br> -Subparagraph (SX 210.5-02(28))<br> -URI http://asc.fasb.org/extlink&amp;oid=120391452&amp;loc=d3e13212-122682<br><br>Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef<br> -Publisher FASB<br> -Name Accounting Standards Codification<br> -Topic 210<br> -SubTopic 10<br> -Section S99<br> -Paragraph 1<br> -Subparagraph (SX 210.5-02(29))<br> -URI http://asc.fasb.org/extlink&amp;oid=120391452&amp;loc=d3e13212-122682<br><br>Reference 3: http://fasb.org/us-gaap/role/ref/legacyRef<br> -Publisher FASB<br> -Name Accounting Standards Codification<br> -Topic 505<br> -SubTopic 10<br> -Section 50<br> -Paragraph 2<br> -URI http://asc.fasb.org/extlink&amp;oid=109259400&amp;loc=d3e21463-112644<br><br>Reference 4: http://fasb.org/us-gaap/role/ref/legacyRef<br> -Publisher FASB<br> -Name Accounting Standards Codification<br> -Topic 505<br> -SubTopic 10<br> -Section S99<br> -Paragraph 1<br> -Subparagraph (SX 210.3-04)<br> -URI http://asc.fasb.org/extlink&amp;oid=120397183&amp;loc=d3e187085-122770<br></p></div>
<a href="javascript:void(0);" onclick="top.Show.toggleNext( this );">+ Details</a><div style="display: none;"><table border="0" cellpadding="0" cellspacing="0">
<tr>
<td><strong> Name:</strong></td>
<td style="white-space:nowrap;">us-gaap_StockRepurchasedAndRetiredDuringPeriodValue</td>
</tr>
<tr>
<td style="padding-right: 4px;white-space:nowrap;"><strong> Namespace Prefix:</strong></td>
<td>us-gaap_</td>
</tr>
<tr>
<td><strong> Data Type:</strong></td>
<td>xbrli:monetaryItemType</td>
</tr>
<tr>
<td><strong> Balance Type:</strong></td>
<td>debit</td>
</tr>
<tr>
<td><strong> Period Type:</strong></td>
<td>duration</td>
</tr>
</table></div>
</div></td></tr>
</table>
<table border="0" cellpadding="0" cellspacing="0" class="authRefData" style="display: none;" id="defref_us-gaap_StockholdersEquity">
<tr><td class="hide"><a style="color: white;" href="javascript:void(0);" onclick="top.Show.hideAR();">X</a></td></tr>
<tr><td><div class="body" style="padding: 2px;">
<a href="javascript:void(0);" onclick="top.Show.toggleNext( this );">- Definition</a><div><p>Total of all stockholders' equity (deficit) items, net of receivables from officers, directors, owners, and affiliates of the entity which are attributable to the parent. The amount of the economic entity's stockholders' equity attributable to the parent excludes the amount of stockholders' equity which is allocable to that ownership interest in subsidiary equity which is not attributable to the parent (noncontrolling interest, minority interest). This excludes temporary equity and is sometimes called permanent equity.</p></div>
<a href="javascript:void(0);" onclick="top.Show.toggleNext( this );">+ References</a><div style="display: none;"><p>Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef<br> -Publisher FASB<br> -Name Accounting Standards Codification<br> -Topic 235<br> -SubTopic 10<br> -Section S99<br> -Paragraph 1<br> -Subparagraph (SX 210.4-08(g)(1)(ii))<br> -URI http://asc.fasb.org/extlink&amp;oid=120395691&amp;loc=d3e23780-122690<br><br>Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef<br> -Publisher FASB<br> -Name Accounting Standards Codification<br> -Topic 310<br> -SubTopic 10<br> -Section S99<br> -Paragraph 2<br> -Subparagraph (SAB Topic 4.E)<br> -URI http://asc.fasb.org/extlink&amp;oid=27010918&amp;loc=d3e74512-122707<br><br>Reference 3: http://fasb.org/us-gaap/role/ref/legacyRef<br> -Publisher FASB<br> -Name Accounting Standards Codification<br> -Topic 210<br> -SubTopic 10<br> -Section S99<br> -Paragraph 1<br> -Subparagraph (SX 210.5-02(31))<br> -URI http://asc.fasb.org/extlink&amp;oid=120391452&amp;loc=d3e13212-122682<br><br>Reference 4: http://fasb.org/us-gaap/role/ref/legacyRef<br> -Publisher FASB<br> -Name Accounting Standards Codification<br> -Topic 210<br> -SubTopic 10<br> -Section S99<br> -Paragraph 1<br> -Subparagraph (SX 210.5-02(29))<br> -URI http://asc.fasb.org/extlink&amp;oid=120391452&amp;loc=d3e13212-122682<br><br>Reference 5: http://fasb.org/us-gaap/role/ref/legacyRef<br> -Publisher FASB<br> -Name Accounting Standards Codification<br> -Topic 210<br> -SubTopic 10<br> -Section S99<br> -Paragraph 1<br> -Subparagraph (SX 210.5-02(30))<br> -URI http://asc.fasb.org/extlink&amp;oid=120391452&amp;loc=d3e13212-122682<br><br>Reference 6: http://www.xbrl.org/2009/role/commonPracticeRef<br> -Publisher FASB<br> -Name Accounting Standards Codification<br> -Topic 825<br> -SubTopic 10<br> -Section 50<br> -Paragraph 28<br> -Subparagraph (f)<br> -URI http://asc.fasb.org/extlink&amp;oid=75031198&amp;loc=d3e14064-108612<br><br>Reference 7: http://www.xbrl.org/2009/role/commonPracticeRef<br> -Publisher FASB<br> -Name Accounting Standards Codification<br> -Topic 323<br> -SubTopic 10<br> -Section 50<br> -Paragraph 3<br> -Subparagraph (c)<br> -URI http://asc.fasb.org/extlink&amp;oid=114001798&amp;loc=d3e33918-111571<br></p></div>
<a href="javascript:void(0);" onclick="top.Show.toggleNext( this );">+ Details</a><div style="display: none;"><table border="0" cellpadding="0" cellspacing="0">
<tr>
<td><strong> Name:</strong></td>
<td style="white-space:nowrap;">us-gaap_StockholdersEquity</td>
</tr>
<tr>
<td style="padding-right: 4px;white-space:nowrap;"><strong> Namespace Prefix:</strong></td>
<td>us-gaap_</td>
</tr>
<tr>
<td><strong> Data Type:</strong></td>
<td>xbrli:monetaryItemType</td>
</tr>
<tr>
<td><strong> Balance Type:</strong></td>
<td>credit</td>
</tr>
<tr>
<td><strong> Period Type:</strong></td>
<td>instant</td>
</tr>
</table></div>
</div></td></tr>
</table>
</div>
</body>
</html>
</TEXT>
</DOCUMENT>
<DOCUMENT>
<TYPE>XML
<SEQUENCE>18
<FILENAME>R7.htm
<DESCRIPTION>IDEA: XBRL DOCUMENT
<TEXT>
<html>
<head>
<title></title>
<link rel="stylesheet" type="text/css" href="report.css">
<script type="text/javascript" src="Show.js">/* Do Not Remove This Comment */</script><script type="text/javascript">
							function toggleNextSibling (e) {
							if (e.nextSibling.style.display=='none') {
							e.nextSibling.style.display='block';
							} else { e.nextSibling.style.display='none'; }
							}</script>
</head>
<body>
<span style="display: none;">v3.21.1</span><table class="report" border="0" cellspacing="2" id="idm140348367942920">
<tr>
<th class="tl" colspan="1" rowspan="2"><div style="width: 200px;"><strong>Consolidated Statements of Shareholders' Equity (Parentheticals) - $ / shares<br></strong></div></th>
<th class="th" colspan="2">3 Months Ended</th>
</tr>
<tr>
<th class="th"><div>Mar. 31, 2021</div></th>
<th class="th"><div>Mar. 31, 2020</div></th>
</tr>
<tr class="re">
<td class="pl " style="border-bottom: 0px;" valign="top"><a class="a" href="javascript:void(0);" onclick="top.Show.showAR( this, 'defref_us-gaap_StatementOfStockholdersEquityAbstract', window );"><strong>Statement of Stockholders' Equity [Abstract]</strong></a></td>
<td class="text">&#160;<span></span>
</td>
<td class="text">&#160;<span></span>
</td>
</tr>
<tr class="ro">
<td class="pl " style="border-bottom: 0px;" valign="top"><a class="a" href="javascript:void(0);" onclick="top.Show.showAR( this, 'defref_us-gaap_CommonStockDividendsPerShareDeclared', window );">Common Dividends (in dollars per share)</a></td>
<td class="nump">$ 0.39<span></span>
</td>
<td class="nump">$ 0.37<span></span>
</td>
</tr>
</table>
<div style="display: none;">
<table border="0" cellpadding="0" cellspacing="0" class="authRefData" style="display: none;" id="defref_us-gaap_CommonStockDividendsPerShareDeclared">
<tr><td class="hide"><a style="color: white;" href="javascript:void(0);" onclick="top.Show.hideAR();">X</a></td></tr>
<tr><td><div class="body" style="padding: 2px;">
<a href="javascript:void(0);" onclick="top.Show.toggleNext( this );">- Definition</a><div><p>Aggregate dividends declared during the period for each share of common stock outstanding.</p></div>
<a href="javascript:void(0);" onclick="top.Show.toggleNext( this );">+ References</a><div style="display: none;"><p>Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef<br> -Publisher FASB<br> -Name Accounting Standards Codification<br> -Topic 505<br> -SubTopic 10<br> -Section S99<br> -Paragraph 1<br> -Subparagraph (SX 210.3-04)<br> -URI http://asc.fasb.org/extlink&amp;oid=120397183&amp;loc=d3e187085-122770<br></p></div>
<a href="javascript:void(0);" onclick="top.Show.toggleNext( this );">+ Details</a><div style="display: none;"><table border="0" cellpadding="0" cellspacing="0">
<tr>
<td><strong> Name:</strong></td>
<td style="white-space:nowrap;">us-gaap_CommonStockDividendsPerShareDeclared</td>
</tr>
<tr>
<td style="padding-right: 4px;white-space:nowrap;"><strong> Namespace Prefix:</strong></td>
<td>us-gaap_</td>
</tr>
<tr>
<td><strong> Data Type:</strong></td>
<td>num:perShareItemType</td>
</tr>
<tr>
<td><strong> Balance Type:</strong></td>
<td>na</td>
</tr>
<tr>
<td><strong> Period Type:</strong></td>
<td>duration</td>
</tr>
</table></div>
</div></td></tr>
</table>
<table border="0" cellpadding="0" cellspacing="0" class="authRefData" style="display: none;" id="defref_us-gaap_StatementOfStockholdersEquityAbstract">
<tr><td class="hide"><a style="color: white;" href="javascript:void(0);" onclick="top.Show.hideAR();">X</a></td></tr>
<tr><td><div class="body" style="padding: 2px;">
<a href="javascript:void(0);" onclick="top.Show.toggleNext( this );">- References</a><div><p>No definition available.</p></div>
<a href="javascript:void(0);" onclick="top.Show.toggleNext( this );">+ Details</a><div style="display: none;"><table border="0" cellpadding="0" cellspacing="0">
<tr>
<td><strong> Name:</strong></td>
<td style="white-space:nowrap;">us-gaap_StatementOfStockholdersEquityAbstract</td>
</tr>
<tr>
<td style="padding-right: 4px;white-space:nowrap;"><strong> Namespace Prefix:</strong></td>
<td>us-gaap_</td>
</tr>
<tr>
<td><strong> Data Type:</strong></td>
<td>xbrli:stringItemType</td>
</tr>
<tr>
<td><strong> Balance Type:</strong></td>
<td>na</td>
</tr>
<tr>
<td><strong> Period Type:</strong></td>
<td>duration</td>
</tr>
</table></div>
</div></td></tr>
</table>
</div>
</body>
</html>
</TEXT>
</DOCUMENT>
<DOCUMENT>
<TYPE>XML
<SEQUENCE>19
<FILENAME>R8.htm
<DESCRIPTION>IDEA: XBRL DOCUMENT
<TEXT>
<html>
<head>
<title></title>
<link rel="stylesheet" type="text/css" href="report.css">
<script type="text/javascript" src="Show.js">/* Do Not Remove This Comment */</script><script type="text/javascript">
							function toggleNextSibling (e) {
							if (e.nextSibling.style.display=='none') {
							e.nextSibling.style.display='block';
							} else { e.nextSibling.style.display='none'; }
							}</script>
</head>
<body>
<span style="display: none;">v3.21.1</span><table class="report" border="0" cellspacing="2" id="idm140348369815192">
<tr>
<th class="tl" colspan="1" rowspan="2"><div style="width: 200px;"><strong>Consolidated Statements of Cash Flows - USD ($)<br> $ in Thousands</strong></div></th>
<th class="th" colspan="2">3 Months Ended</th>
</tr>
<tr>
<th class="th"><div>Mar. 31, 2021</div></th>
<th class="th"><div>Mar. 31, 2020</div></th>
</tr>
<tr class="re">
<td class="pl " style="border-bottom: 0px;" valign="top"><a class="a" href="javascript:void(0);" onclick="top.Show.showAR( this, 'defref_us-gaap_NetCashProvidedByUsedInOperatingActivitiesAbstract', window );"><strong>Operating Activities</strong></a></td>
<td class="text">&#160;<span></span>
</td>
<td class="text">&#160;<span></span>
</td>
</tr>
<tr class="ro">
<td class="pl " style="border-bottom: 0px;" valign="top"><a class="a" href="javascript:void(0);" onclick="top.Show.showAR( this, 'defref_us-gaap_NetIncomeLoss', window );">Net Income</a></td>
<td class="nump">$ 30,329<span></span>
</td>
<td class="nump">$ 24,268<span></span>
</td>
</tr>
<tr class="re">
<td class="pl " style="border-bottom: 0px;" valign="top"><a class="a" href="javascript:void(0);" onclick="top.Show.showAR( this, 'defref_us-gaap_AdjustmentsToReconcileNetIncomeLossToCashProvidedByUsedInOperatingActivitiesAbstract', window );"><strong>Adjustments to Reconcile Net Income to Net Cash Provided by Operating Activities:</strong></a></td>
<td class="text">&#160;<span></span>
</td>
<td class="text">&#160;<span></span>
</td>
</tr>
<tr class="ro">
<td class="pl " style="border-bottom: 0px;" valign="top"><a class="a" href="javascript:void(0);" onclick="top.Show.showAR( this, 'defref_us-gaap_DepreciationDepletionAndAmortization', window );">Depreciation and Amortization</a></td>
<td class="nump">22,126<span></span>
</td>
<td class="nump">20,399<span></span>
</td>
</tr>
<tr class="re">
<td class="pl " style="border-bottom: 0px;" valign="top"><a class="a" href="javascript:void(0);" onclick="top.Show.showAR( this, 'defref_us-gaap_IncomeTaxCreditsAndAdjustments', window );">Deferred Tax Credits</a></td>
<td class="num">(186)<span></span>
</td>
<td class="num">(329)<span></span>
</td>
</tr>
<tr class="ro">
<td class="pl " style="border-bottom: 0px;" valign="top"><a class="a" href="javascript:void(0);" onclick="top.Show.showAR( this, 'defref_us-gaap_DeferredIncomeTaxExpenseBenefit', window );">Deferred Income Taxes</a></td>
<td class="nump">5,697<span></span>
</td>
<td class="nump">5,812<span></span>
</td>
</tr>
<tr class="re">
<td class="pl custom" style="border-bottom: 0px;" valign="top"><a class="a" href="javascript:void(0);" onclick="top.Show.showAR( this, 'defref_ottr_IncreaseDecreaseInDeferredChargesAndOtherAssets', window );">Change in Deferred Debits and Other Assets</a></td>
<td class="nump">543<span></span>
</td>
<td class="nump">5,087<span></span>
</td>
</tr>
<tr class="ro">
<td class="pl " style="border-bottom: 0px;" valign="top"><a class="a" href="javascript:void(0);" onclick="top.Show.showAR( this, 'defref_us-gaap_PensionContributions', window );">Discretionary Contribution to Pension Plan</a></td>
<td class="num">(10,000)<span></span>
</td>
<td class="num">(11,200)<span></span>
</td>
</tr>
<tr class="re">
<td class="pl custom" style="border-bottom: 0px;" valign="top"><a class="a" href="javascript:void(0);" onclick="top.Show.showAR( this, 'defref_ottr_IncreaseDecreaseInOtherOperatingLiabilitiesAndIncreaseDecreaseInDeferredLiabilities', window );">Change in Noncurrent Liabilities and Deferred Credits</a></td>
<td class="num">(1,804)<span></span>
</td>
<td class="nump">860<span></span>
</td>
</tr>
<tr class="ro">
<td class="pl " style="border-bottom: 0px;" valign="top"><a class="a" href="javascript:void(0);" onclick="top.Show.showAR( this, 'defref_us-gaap_IncreaseDecreaseInAllowanceForEquityFundsUsedDuringConstruction', window );">Allowance for Equity/Other Funds Used During Construction</a></td>
<td class="num">(45)<span></span>
</td>
<td class="num">(791)<span></span>
</td>
</tr>
<tr class="re">
<td class="pl " style="border-bottom: 0px;" valign="top"><a class="a" href="javascript:void(0);" onclick="top.Show.showAR( this, 'defref_us-gaap_ShareBasedCompensation', window );">Stock Compensation Expense</a></td>
<td class="nump">4,197<span></span>
</td>
<td class="nump">2,770<span></span>
</td>
</tr>
<tr class="ro">
<td class="pl " style="border-bottom: 0px;" valign="top"><a class="a" href="javascript:void(0);" onclick="top.Show.showAR( this, 'defref_us-gaap_OtherNoncashIncomeExpense', window );">Other&#8212;Net</a></td>
<td class="num">(1,569)<span></span>
</td>
<td class="nump">46<span></span>
</td>
</tr>
<tr class="re">
<td class="pl " style="border-bottom: 0px;" valign="top"><a class="a" href="javascript:void(0);" onclick="top.Show.showAR( this, 'defref_us-gaap_IncreaseDecreaseInOperatingCapitalAbstract', window );"><strong>Cash (Used for) Provided by Current Assets and Current Liabilities:</strong></a></td>
<td class="text">&#160;<span></span>
</td>
<td class="text">&#160;<span></span>
</td>
</tr>
<tr class="ro">
<td class="pl " style="border-bottom: 0px;" valign="top"><a class="a" href="javascript:void(0);" onclick="top.Show.showAR( this, 'defref_us-gaap_IncreaseDecreaseInReceivables', window );">Change in Receivables</a></td>
<td class="num">(20,431)<span></span>
</td>
<td class="num">(16,666)<span></span>
</td>
</tr>
<tr class="re">
<td class="pl " style="border-bottom: 0px;" valign="top"><a class="a" href="javascript:void(0);" onclick="top.Show.showAR( this, 'defref_us-gaap_IncreaseDecreaseInInventories', window );">Change in Inventories</a></td>
<td class="num">(261)<span></span>
</td>
<td class="num">(301)<span></span>
</td>
</tr>
<tr class="ro">
<td class="pl " style="border-bottom: 0px;" valign="top"><a class="a" href="javascript:void(0);" onclick="top.Show.showAR( this, 'defref_us-gaap_IncreaseDecreaseInOtherOperatingAssets', window );">Change in Other Current Assets</a></td>
<td class="num">(3,871)<span></span>
</td>
<td class="num">(447)<span></span>
</td>
</tr>
<tr class="re">
<td class="pl " style="border-bottom: 0px;" valign="top"><a class="a" href="javascript:void(0);" onclick="top.Show.showAR( this, 'defref_us-gaap_IncreaseDecreaseInAccountsPayableAndAccruedLiabilities', window );">Change in Payables and Other Current Liabilities</a></td>
<td class="num">(6,930)<span></span>
</td>
<td class="num">(7,690)<span></span>
</td>
</tr>
<tr class="ro">
<td class="pl custom" style="border-bottom: 0px;" valign="top"><a class="a" href="javascript:void(0);" onclick="top.Show.showAR( this, 'defref_ottr_IncreaseDecreaseInInterestPayableAndIncomeTaxesReceivablePayableNet', window );">Change in Interest Payable and Income Taxes Receivable/Payable</a></td>
<td class="num">(2,525)<span></span>
</td>
<td class="num">(41)<span></span>
</td>
</tr>
<tr class="reu">
<td class="pl " style="border-bottom: 0px;" valign="top"><a class="a" href="javascript:void(0);" onclick="top.Show.showAR( this, 'defref_us-gaap_NetCashProvidedByUsedInOperatingActivities', window );">Net Cash Provided by Operating Activities</a></td>
<td class="nump">15,270<span></span>
</td>
<td class="nump">21,777<span></span>
</td>
</tr>
<tr class="ro">
<td class="pl " style="border-bottom: 0px;" valign="top"><a class="a" href="javascript:void(0);" onclick="top.Show.showAR( this, 'defref_us-gaap_NetCashProvidedByUsedInInvestingActivitiesAbstract', window );"><strong>Investing Activities</strong></a></td>
<td class="text">&#160;<span></span>
</td>
<td class="text">&#160;<span></span>
</td>
</tr>
<tr class="re">
<td class="pl " style="border-bottom: 0px;" valign="top"><a class="a" href="javascript:void(0);" onclick="top.Show.showAR( this, 'defref_us-gaap_PaymentsToAcquireProductiveAssets', window );">Capital Expenditures</a></td>
<td class="num">(50,076)<span></span>
</td>
<td class="num">(75,059)<span></span>
</td>
</tr>
<tr class="ro">
<td class="pl " style="border-bottom: 0px;" valign="top"><a class="a" href="javascript:void(0);" onclick="top.Show.showAR( this, 'defref_us-gaap_ProceedsFromSaleOfProductiveAssets', window );">Proceeds from Disposal of Noncurrent Assets</a></td>
<td class="nump">3,244<span></span>
</td>
<td class="nump">2,487<span></span>
</td>
</tr>
<tr class="re">
<td class="pl " style="border-bottom: 0px;" valign="top"><a class="a" href="javascript:void(0);" onclick="top.Show.showAR( this, 'defref_us-gaap_PaymentsForProceedsFromInvestments', window );">Cash Used for Investments and Other Assets</a></td>
<td class="num">(2,188)<span></span>
</td>
<td class="num">(2,487)<span></span>
</td>
</tr>
<tr class="rou">
<td class="pl " style="border-bottom: 0px;" valign="top"><a class="a" href="javascript:void(0);" onclick="top.Show.showAR( this, 'defref_us-gaap_NetCashProvidedByUsedInInvestingActivities', window );">Net Cash Used in Investing Activities</a></td>
<td class="num">(49,020)<span></span>
</td>
<td class="num">(75,059)<span></span>
</td>
</tr>
<tr class="re">
<td class="pl " style="border-bottom: 0px;" valign="top"><a class="a" href="javascript:void(0);" onclick="top.Show.showAR( this, 'defref_us-gaap_NetCashProvidedByUsedInFinancingActivitiesAbstract', window );"><strong>Financing Activities</strong></a></td>
<td class="text">&#160;<span></span>
</td>
<td class="text">&#160;<span></span>
</td>
</tr>
<tr class="ro">
<td class="pl custom" style="border-bottom: 0px;" valign="top"><a class="a" href="javascript:void(0);" onclick="top.Show.showAR( this, 'defref_ottr_ChangeInChecksWrittenInExcessOfCash', window );">Change in Checks Written in Excess of Cash</a></td>
<td class="num">(2,144)<span></span>
</td>
<td class="nump">0<span></span>
</td>
</tr>
<tr class="re">
<td class="pl " style="border-bottom: 0px;" valign="top"><a class="a" href="javascript:void(0);" onclick="top.Show.showAR( this, 'defref_us-gaap_ProceedsFromRepaymentsOfShortTermDebt', window );">Net Short-Term Borrowings</a></td>
<td class="nump">53,854<span></span>
</td>
<td class="nump">13,893<span></span>
</td>
</tr>
<tr class="ro">
<td class="pl " style="border-bottom: 0px;" valign="top"><a class="a" href="javascript:void(0);" onclick="top.Show.showAR( this, 'defref_us-gaap_ProceedsFromIssuanceOfCommonStock', window );">Proceeds from Issuance of Common Stock</a></td>
<td class="nump">0<span></span>
</td>
<td class="nump">8,399<span></span>
</td>
</tr>
<tr class="re">
<td class="pl " style="border-bottom: 0px;" valign="top"><a class="a" href="javascript:void(0);" onclick="top.Show.showAR( this, 'defref_us-gaap_PaymentsOfStockIssuanceCosts', window );">Common Stock Issuance Expenses</a></td>
<td class="num">(25)<span></span>
</td>
<td class="num">(124)<span></span>
</td>
</tr>
<tr class="ro">
<td class="pl " style="border-bottom: 0px;" valign="top"><a class="a" href="javascript:void(0);" onclick="top.Show.showAR( this, 'defref_us-gaap_PaymentsForRepurchaseOfCommonStock', window );">Payments for Shares Withheld for Employee Tax Obligations</a></td>
<td class="num">(1,507)<span></span>
</td>
<td class="num">(2,072)<span></span>
</td>
</tr>
<tr class="re">
<td class="pl " style="border-bottom: 0px;" valign="top"><a class="a" href="javascript:void(0);" onclick="top.Show.showAR( this, 'defref_us-gaap_ProceedsFromIssuanceOfLongTermDebt', window );">Proceeds from Issuance of Long-Term Debt</a></td>
<td class="nump">0<span></span>
</td>
<td class="nump">35,000<span></span>
</td>
</tr>
<tr class="ro">
<td class="pl " style="border-bottom: 0px;" valign="top"><a class="a" href="javascript:void(0);" onclick="top.Show.showAR( this, 'defref_us-gaap_PaymentsOfDebtIssuanceCosts', window );">Short-Term and Long-Term Debt Issuance Expenses</a></td>
<td class="num">(2)<span></span>
</td>
<td class="num">(177)<span></span>
</td>
</tr>
<tr class="re">
<td class="pl " style="border-bottom: 0px;" valign="top"><a class="a" href="javascript:void(0);" onclick="top.Show.showAR( this, 'defref_us-gaap_RepaymentsOfLongTermDebt', window );">Payments for Retirement of Long-Term Debt</a></td>
<td class="num">(169)<span></span>
</td>
<td class="num">(45)<span></span>
</td>
</tr>
<tr class="ro">
<td class="pl " style="border-bottom: 0px;" valign="top"><a class="a" href="javascript:void(0);" onclick="top.Show.showAR( this, 'defref_us-gaap_PaymentsOfDividends', window );">Dividends Paid</a></td>
<td class="num">(16,208)<span></span>
</td>
<td class="num">(14,907)<span></span>
</td>
</tr>
<tr class="reu">
<td class="pl " style="border-bottom: 0px;" valign="top"><a class="a" href="javascript:void(0);" onclick="top.Show.showAR( this, 'defref_us-gaap_NetCashProvidedByUsedInFinancingActivities', window );">Net Cash Provided by Financing Activities</a></td>
<td class="nump">33,799<span></span>
</td>
<td class="nump">39,967<span></span>
</td>
</tr>
<tr class="rou">
<td class="pl " style="border-bottom: 0px;" valign="top"><a class="a" href="javascript:void(0);" onclick="top.Show.showAR( this, 'defref_us-gaap_CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsPeriodIncreaseDecreaseIncludingExchangeRateEffect', window );">Net Change in Cash and Cash Equivalents</a></td>
<td class="nump">49<span></span>
</td>
<td class="num">(13,315)<span></span>
</td>
</tr>
<tr class="re">
<td class="pl " style="border-bottom: 0px;" valign="top"><a class="a" href="javascript:void(0);" onclick="top.Show.showAR( this, 'defref_us-gaap_CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents', window );">Cash and Cash Equivalents at Beginning of Period</a></td>
<td class="nump">1,163<span></span>
</td>
<td class="nump">21,199<span></span>
</td>
</tr>
<tr class="ro">
<td class="pl " style="border-bottom: 0px;" valign="top"><a class="a" href="javascript:void(0);" onclick="top.Show.showAR( this, 'defref_us-gaap_CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents', window );">Cash and Cash Equivalents at End of Period</a></td>
<td class="nump">1,212<span></span>
</td>
<td class="nump">7,884<span></span>
</td>
</tr>
<tr class="re">
<td class="pl " style="border-bottom: 0px;" valign="top"><a class="a" href="javascript:void(0);" onclick="top.Show.showAR( this, 'defref_us-gaap_NoncashInvestingAndFinancingItemsAbstract', window );"><strong>Supplemental Disclosure of Noncash Investing Activities</strong></a></td>
<td class="text">&#160;<span></span>
</td>
<td class="text">&#160;<span></span>
</td>
</tr>
<tr class="ro">
<td class="pl custom" style="border-bottom: 0px;" valign="top"><a class="a" href="javascript:void(0);" onclick="top.Show.showAR( this, 'defref_ottr_AccountsPayableOutstandingRelatedToCapitalAdditions', window );">Transactions Related to Capital Additions Not Settled in Cash</a></td>
<td class="nump">$ 18,962<span></span>
</td>
<td class="nump">$ 16,193<span></span>
</td>
</tr>
</table>
<div style="display: none;">
<table border="0" cellpadding="0" cellspacing="0" class="authRefData" style="display: none;" id="defref_ottr_AccountsPayableOutstandingRelatedToCapitalAdditions">
<tr><td class="hide"><a style="color: white;" href="javascript:void(0);" onclick="top.Show.hideAR();">X</a></td></tr>
<tr><td><div class="body" style="padding: 2px;">
<a href="javascript:void(0);" onclick="top.Show.toggleNext( this );">- Definition</a><div><p>Represents the accounts payable outstanding related to capital additions as part of noncash Investing Activities</p></div>
<a href="javascript:void(0);" onclick="top.Show.toggleNext( this );">+ References</a><div style="display: none;"><p>No definition available.</p></div>
<a href="javascript:void(0);" onclick="top.Show.toggleNext( this );">+ Details</a><div style="display: none;"><table border="0" cellpadding="0" cellspacing="0">
<tr>
<td><strong> Name:</strong></td>
<td style="white-space:nowrap;">ottr_AccountsPayableOutstandingRelatedToCapitalAdditions</td>
</tr>
<tr>
<td style="padding-right: 4px;white-space:nowrap;"><strong> Namespace Prefix:</strong></td>
<td>ottr_</td>
</tr>
<tr>
<td><strong> Data Type:</strong></td>
<td>xbrli:monetaryItemType</td>
</tr>
<tr>
<td><strong> Balance Type:</strong></td>
<td>credit</td>
</tr>
<tr>
<td><strong> Period Type:</strong></td>
<td>instant</td>
</tr>
</table></div>
</div></td></tr>
</table>
<table border="0" cellpadding="0" cellspacing="0" class="authRefData" style="display: none;" id="defref_ottr_ChangeInChecksWrittenInExcessOfCash">
<tr><td class="hide"><a style="color: white;" href="javascript:void(0);" onclick="top.Show.hideAR();">X</a></td></tr>
<tr><td><div class="body" style="padding: 2px;">
<a href="javascript:void(0);" onclick="top.Show.toggleNext( this );">- Definition</a><div><p>Represents change in checks written in excess of cash.</p></div>
<a href="javascript:void(0);" onclick="top.Show.toggleNext( this );">+ References</a><div style="display: none;"><p>No definition available.</p></div>
<a href="javascript:void(0);" onclick="top.Show.toggleNext( this );">+ Details</a><div style="display: none;"><table border="0" cellpadding="0" cellspacing="0">
<tr>
<td><strong> Name:</strong></td>
<td style="white-space:nowrap;">ottr_ChangeInChecksWrittenInExcessOfCash</td>
</tr>
<tr>
<td style="padding-right: 4px;white-space:nowrap;"><strong> Namespace Prefix:</strong></td>
<td>ottr_</td>
</tr>
<tr>
<td><strong> Data Type:</strong></td>
<td>xbrli:monetaryItemType</td>
</tr>
<tr>
<td><strong> Balance Type:</strong></td>
<td>credit</td>
</tr>
<tr>
<td><strong> Period Type:</strong></td>
<td>duration</td>
</tr>
</table></div>
</div></td></tr>
</table>
<table border="0" cellpadding="0" cellspacing="0" class="authRefData" style="display: none;" id="defref_ottr_IncreaseDecreaseInDeferredChargesAndOtherAssets">
<tr><td class="hide"><a style="color: white;" href="javascript:void(0);" onclick="top.Show.hideAR();">X</a></td></tr>
<tr><td><div class="body" style="padding: 2px;">
<a href="javascript:void(0);" onclick="top.Show.toggleNext( this );">- Definition</a><div><p>The net change during the reporting period in the value of expenditures made during the current reporting period for benefits that will be received over a period of years. Deferred charges differ from prepaid expenses in that they usually extend over a long period of time and may or may not be regularly recurring costs of operation. Also includes, the net change during the reporting period in other assets not otherwise defined in the taxonomy.</p></div>
<a href="javascript:void(0);" onclick="top.Show.toggleNext( this );">+ References</a><div style="display: none;"><p>No definition available.</p></div>
<a href="javascript:void(0);" onclick="top.Show.toggleNext( this );">+ Details</a><div style="display: none;"><table border="0" cellpadding="0" cellspacing="0">
<tr>
<td><strong> Name:</strong></td>
<td style="white-space:nowrap;">ottr_IncreaseDecreaseInDeferredChargesAndOtherAssets</td>
</tr>
<tr>
<td style="padding-right: 4px;white-space:nowrap;"><strong> Namespace Prefix:</strong></td>
<td>ottr_</td>
</tr>
<tr>
<td><strong> Data Type:</strong></td>
<td>xbrli:monetaryItemType</td>
</tr>
<tr>
<td><strong> Balance Type:</strong></td>
<td>debit</td>
</tr>
<tr>
<td><strong> Period Type:</strong></td>
<td>duration</td>
</tr>
</table></div>
</div></td></tr>
</table>
<table border="0" cellpadding="0" cellspacing="0" class="authRefData" style="display: none;" id="defref_ottr_IncreaseDecreaseInInterestPayableAndIncomeTaxesReceivablePayableNet">
<tr><td class="hide"><a style="color: white;" href="javascript:void(0);" onclick="top.Show.hideAR();">X</a></td></tr>
<tr><td><div class="body" style="padding: 2px;">
<a href="javascript:void(0);" onclick="top.Show.toggleNext( this );">- Definition</a><div><p>The net change during the reporting period in the aggregate amount of interest payable and income taxes receivable/payable incurred but not paid.</p></div>
<a href="javascript:void(0);" onclick="top.Show.toggleNext( this );">+ References</a><div style="display: none;"><p>No definition available.</p></div>
<a href="javascript:void(0);" onclick="top.Show.toggleNext( this );">+ Details</a><div style="display: none;"><table border="0" cellpadding="0" cellspacing="0">
<tr>
<td><strong> Name:</strong></td>
<td style="white-space:nowrap;">ottr_IncreaseDecreaseInInterestPayableAndIncomeTaxesReceivablePayableNet</td>
</tr>
<tr>
<td style="padding-right: 4px;white-space:nowrap;"><strong> Namespace Prefix:</strong></td>
<td>ottr_</td>
</tr>
<tr>
<td><strong> Data Type:</strong></td>
<td>xbrli:monetaryItemType</td>
</tr>
<tr>
<td><strong> Balance Type:</strong></td>
<td>debit</td>
</tr>
<tr>
<td><strong> Period Type:</strong></td>
<td>duration</td>
</tr>
</table></div>
</div></td></tr>
</table>
<table border="0" cellpadding="0" cellspacing="0" class="authRefData" style="display: none;" id="defref_ottr_IncreaseDecreaseInOtherOperatingLiabilitiesAndIncreaseDecreaseInDeferredLiabilities">
<tr><td class="hide"><a style="color: white;" href="javascript:void(0);" onclick="top.Show.hideAR();">X</a></td></tr>
<tr><td><div class="body" style="padding: 2px;">
<a href="javascript:void(0);" onclick="top.Show.toggleNext( this );">- Definition</a><div><p>The net change during the reporting period in the value of obligations incurred during the current reporting period that will be paid for over a period of years or revenues received that will be earned over a period of years.</p></div>
<a href="javascript:void(0);" onclick="top.Show.toggleNext( this );">+ References</a><div style="display: none;"><p>No definition available.</p></div>
<a href="javascript:void(0);" onclick="top.Show.toggleNext( this );">+ Details</a><div style="display: none;"><table border="0" cellpadding="0" cellspacing="0">
<tr>
<td><strong> Name:</strong></td>
<td style="white-space:nowrap;">ottr_IncreaseDecreaseInOtherOperatingLiabilitiesAndIncreaseDecreaseInDeferredLiabilities</td>
</tr>
<tr>
<td style="padding-right: 4px;white-space:nowrap;"><strong> Namespace Prefix:</strong></td>
<td>ottr_</td>
</tr>
<tr>
<td><strong> Data Type:</strong></td>
<td>xbrli:monetaryItemType</td>
</tr>
<tr>
<td><strong> Balance Type:</strong></td>
<td>credit</td>
</tr>
<tr>
<td><strong> Period Type:</strong></td>
<td>duration</td>
</tr>
</table></div>
</div></td></tr>
</table>
<table border="0" cellpadding="0" cellspacing="0" class="authRefData" style="display: none;" id="defref_us-gaap_AdjustmentsToReconcileNetIncomeLossToCashProvidedByUsedInOperatingActivitiesAbstract">
<tr><td class="hide"><a style="color: white;" href="javascript:void(0);" onclick="top.Show.hideAR();">X</a></td></tr>
<tr><td><div class="body" style="padding: 2px;">
<a href="javascript:void(0);" onclick="top.Show.toggleNext( this );">- References</a><div><p>No definition available.</p></div>
<a href="javascript:void(0);" onclick="top.Show.toggleNext( this );">+ Details</a><div style="display: none;"><table border="0" cellpadding="0" cellspacing="0">
<tr>
<td><strong> Name:</strong></td>
<td style="white-space:nowrap;">us-gaap_AdjustmentsToReconcileNetIncomeLossToCashProvidedByUsedInOperatingActivitiesAbstract</td>
</tr>
<tr>
<td style="padding-right: 4px;white-space:nowrap;"><strong> Namespace Prefix:</strong></td>
<td>us-gaap_</td>
</tr>
<tr>
<td><strong> Data Type:</strong></td>
<td>xbrli:stringItemType</td>
</tr>
<tr>
<td><strong> Balance Type:</strong></td>
<td>na</td>
</tr>
<tr>
<td><strong> Period Type:</strong></td>
<td>duration</td>
</tr>
</table></div>
</div></td></tr>
</table>
<table border="0" cellpadding="0" cellspacing="0" class="authRefData" style="display: none;" id="defref_us-gaap_CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents">
<tr><td class="hide"><a style="color: white;" href="javascript:void(0);" onclick="top.Show.hideAR();">X</a></td></tr>
<tr><td><div class="body" style="padding: 2px;">
<a href="javascript:void(0);" onclick="top.Show.toggleNext( this );">- Definition</a><div><p>Amount of cash and cash equivalents, and cash and cash equivalents restricted to withdrawal or usage. Excludes amount for disposal group and discontinued operations. Cash includes, but is not limited to, currency on hand, demand deposits with banks or financial institutions, and other accounts with general characteristics of demand deposits. Cash equivalents include, but are not limited to, short-term, highly liquid investments that are both readily convertible to known amounts of cash and so near their maturity that they present insignificant risk of changes in value because of changes in interest rates.</p></div>
<a href="javascript:void(0);" onclick="top.Show.toggleNext( this );">+ References</a><div style="display: none;"><p>Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef<br> -Publisher FASB<br> -Name Accounting Standards Codification<br> -Topic 230<br> -SubTopic 10<br> -Section 45<br> -Paragraph 24<br> -URI http://asc.fasb.org/extlink&amp;oid=121586364&amp;loc=d3e3521-108585<br><br>Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef<br> -Publisher FASB<br> -Name Accounting Standards Codification<br> -Topic 230<br> -SubTopic 10<br> -Section 45<br> -Paragraph 4<br> -URI http://asc.fasb.org/extlink&amp;oid=121586364&amp;loc=d3e3044-108585<br><br>Reference 3: http://fasb.org/us-gaap/role/ref/legacyRef<br> -Publisher FASB<br> -Name Accounting Standards Codification<br> -Topic 230<br> -SubTopic 10<br> -Section 50<br> -Paragraph 8<br> -URI http://asc.fasb.org/extlink&amp;oid=121583591&amp;loc=SL98516268-108586<br></p></div>
<a href="javascript:void(0);" onclick="top.Show.toggleNext( this );">+ Details</a><div style="display: none;"><table border="0" cellpadding="0" cellspacing="0">
<tr>
<td><strong> Name:</strong></td>
<td style="white-space:nowrap;">us-gaap_CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents</td>
</tr>
<tr>
<td style="padding-right: 4px;white-space:nowrap;"><strong> Namespace Prefix:</strong></td>
<td>us-gaap_</td>
</tr>
<tr>
<td><strong> Data Type:</strong></td>
<td>xbrli:monetaryItemType</td>
</tr>
<tr>
<td><strong> Balance Type:</strong></td>
<td>debit</td>
</tr>
<tr>
<td><strong> Period Type:</strong></td>
<td>instant</td>
</tr>
</table></div>
</div></td></tr>
</table>
<table border="0" cellpadding="0" cellspacing="0" class="authRefData" style="display: none;" id="defref_us-gaap_CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsPeriodIncreaseDecreaseIncludingExchangeRateEffect">
<tr><td class="hide"><a style="color: white;" href="javascript:void(0);" onclick="top.Show.hideAR();">X</a></td></tr>
<tr><td><div class="body" style="padding: 2px;">
<a href="javascript:void(0);" onclick="top.Show.toggleNext( this );">- Definition</a><div><p>Amount of increase (decrease) in cash, cash equivalents, and cash and cash equivalents restricted to withdrawal or usage; including effect from exchange rate change. Cash includes, but is not limited to, currency on hand, demand deposits with banks or financial institutions, and other accounts with general characteristics of demand deposits. Cash equivalents include, but are not limited to, short-term, highly liquid investments that are both readily convertible to known amounts of cash and so near their maturity that they present insignificant risk of changes in value because of changes in interest rates.</p></div>
<a href="javascript:void(0);" onclick="top.Show.toggleNext( this );">+ References</a><div style="display: none;"><p>Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef<br> -Publisher FASB<br> -Name Accounting Standards Codification<br> -Topic 830<br> -SubTopic 230<br> -Section 45<br> -Paragraph 1<br> -URI http://asc.fasb.org/extlink&amp;oid=98513438&amp;loc=d3e33268-110906<br><br>Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef<br> -Publisher FASB<br> -Name Accounting Standards Codification<br> -Topic 230<br> -SubTopic 10<br> -Section 45<br> -Paragraph 24<br> -URI http://asc.fasb.org/extlink&amp;oid=121586364&amp;loc=d3e3521-108585<br></p></div>
<a href="javascript:void(0);" onclick="top.Show.toggleNext( this );">+ Details</a><div style="display: none;"><table border="0" cellpadding="0" cellspacing="0">
<tr>
<td><strong> Name:</strong></td>
<td style="white-space:nowrap;">us-gaap_CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsPeriodIncreaseDecreaseIncludingExchangeRateEffect</td>
</tr>
<tr>
<td style="padding-right: 4px;white-space:nowrap;"><strong> Namespace Prefix:</strong></td>
<td>us-gaap_</td>
</tr>
<tr>
<td><strong> Data Type:</strong></td>
<td>xbrli:monetaryItemType</td>
</tr>
<tr>
<td><strong> Balance Type:</strong></td>
<td>debit</td>
</tr>
<tr>
<td><strong> Period Type:</strong></td>
<td>duration</td>
</tr>
</table></div>
</div></td></tr>
</table>
<table border="0" cellpadding="0" cellspacing="0" class="authRefData" style="display: none;" id="defref_us-gaap_DeferredIncomeTaxExpenseBenefit">
<tr><td class="hide"><a style="color: white;" href="javascript:void(0);" onclick="top.Show.hideAR();">X</a></td></tr>
<tr><td><div class="body" style="padding: 2px;">
<a href="javascript:void(0);" onclick="top.Show.toggleNext( this );">- Definition</a><div><p>Amount of deferred income tax expense (benefit) pertaining to income (loss) from continuing operations.</p></div>
<a href="javascript:void(0);" onclick="top.Show.toggleNext( this );">+ References</a><div style="display: none;"><p>Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef<br> -Publisher FASB<br> -Name Accounting Standards Codification<br> -Topic 740<br> -SubTopic 10<br> -Section S99<br> -Paragraph 1<br> -Subparagraph (SAB Topic 6.I.7)<br> -URI http://asc.fasb.org/extlink&amp;oid=116825942&amp;loc=d3e330036-122817<br><br>Reference 2: http://www.xbrl.org/2003/role/disclosureRef<br> -Publisher FASB<br> -Name Accounting Standards Codification<br> -Topic 740<br> -SubTopic 10<br> -Section S99<br> -Paragraph 1<br> -Subparagraph (SAB Topic 6.I.Fact.1)<br> -URI http://asc.fasb.org/extlink&amp;oid=116825942&amp;loc=d3e330036-122817<br><br>Reference 3: http://fasb.org/us-gaap/role/ref/legacyRef<br> -Publisher FASB<br> -Name Accounting Standards Codification<br> -Topic 235<br> -SubTopic 10<br> -Section S99<br> -Paragraph 1<br> -Subparagraph (SX 210.4-08(h))<br> -URI http://asc.fasb.org/extlink&amp;oid=120395691&amp;loc=d3e23780-122690<br><br>Reference 4: http://www.xbrl.org/2003/role/disclosureRef<br> -Publisher FASB<br> -Name Accounting Standards Codification<br> -Topic 740<br> -SubTopic 10<br> -Section S99<br> -Paragraph 1<br> -Subparagraph (SAB Topic 6.I.Fact.2)<br> -URI http://asc.fasb.org/extlink&amp;oid=116825942&amp;loc=d3e330036-122817<br><br>Reference 5: http://fasb.org/us-gaap/role/ref/legacyRef<br> -Publisher FASB<br> -Name Accounting Standards Codification<br> -Topic 230<br> -SubTopic 10<br> -Section 45<br> -Paragraph 28<br> -Subparagraph (b)<br> -URI http://asc.fasb.org/extlink&amp;oid=121586364&amp;loc=d3e3602-108585<br><br>Reference 6: http://www.xbrl.org/2003/role/disclosureRef<br> -Publisher FASB<br> -Name Accounting Standards Codification<br> -Topic 740<br> -SubTopic 10<br> -Section 50<br> -Paragraph 9<br> -Subparagraph (b)<br> -URI http://asc.fasb.org/extlink&amp;oid=84230637&amp;loc=d3e32639-109319<br></p></div>
<a href="javascript:void(0);" onclick="top.Show.toggleNext( this );">+ Details</a><div style="display: none;"><table border="0" cellpadding="0" cellspacing="0">
<tr>
<td><strong> Name:</strong></td>
<td style="white-space:nowrap;">us-gaap_DeferredIncomeTaxExpenseBenefit</td>
</tr>
<tr>
<td style="padding-right: 4px;white-space:nowrap;"><strong> Namespace Prefix:</strong></td>
<td>us-gaap_</td>
</tr>
<tr>
<td><strong> Data Type:</strong></td>
<td>xbrli:monetaryItemType</td>
</tr>
<tr>
<td><strong> Balance Type:</strong></td>
<td>debit</td>
</tr>
<tr>
<td><strong> Period Type:</strong></td>
<td>duration</td>
</tr>
</table></div>
</div></td></tr>
</table>
<table border="0" cellpadding="0" cellspacing="0" class="authRefData" style="display: none;" id="defref_us-gaap_DepreciationDepletionAndAmortization">
<tr><td class="hide"><a style="color: white;" href="javascript:void(0);" onclick="top.Show.hideAR();">X</a></td></tr>
<tr><td><div class="body" style="padding: 2px;">
<a href="javascript:void(0);" onclick="top.Show.toggleNext( this );">- Definition</a><div><p>The aggregate expense recognized in the current period that allocates the cost of tangible assets, intangible assets, or depleting assets to periods that benefit from use of the assets.</p></div>
<a href="javascript:void(0);" onclick="top.Show.toggleNext( this );">+ References</a><div style="display: none;"><p>Reference 1: http://www.xbrl.org/2003/role/disclosureRef<br> -Publisher FASB<br> -Name Accounting Standards Codification<br> -Topic 280<br> -SubTopic 10<br> -Section 50<br> -Paragraph 22<br> -Subparagraph (e)<br> -URI http://asc.fasb.org/extlink&amp;oid=120311839&amp;loc=d3e8736-108599<br><br>Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef<br> -Publisher FASB<br> -Name Accounting Standards Codification<br> -Topic 230<br> -SubTopic 10<br> -Section 45<br> -Paragraph 28<br> -Subparagraph (b)<br> -URI http://asc.fasb.org/extlink&amp;oid=121586364&amp;loc=d3e3602-108585<br></p></div>
<a href="javascript:void(0);" onclick="top.Show.toggleNext( this );">+ Details</a><div style="display: none;"><table border="0" cellpadding="0" cellspacing="0">
<tr>
<td><strong> Name:</strong></td>
<td style="white-space:nowrap;">us-gaap_DepreciationDepletionAndAmortization</td>
</tr>
<tr>
<td style="padding-right: 4px;white-space:nowrap;"><strong> Namespace Prefix:</strong></td>
<td>us-gaap_</td>
</tr>
<tr>
<td><strong> Data Type:</strong></td>
<td>xbrli:monetaryItemType</td>
</tr>
<tr>
<td><strong> Balance Type:</strong></td>
<td>debit</td>
</tr>
<tr>
<td><strong> Period Type:</strong></td>
<td>duration</td>
</tr>
</table></div>
</div></td></tr>
</table>
<table border="0" cellpadding="0" cellspacing="0" class="authRefData" style="display: none;" id="defref_us-gaap_IncomeTaxCreditsAndAdjustments">
<tr><td class="hide"><a style="color: white;" href="javascript:void(0);" onclick="top.Show.hideAR();">X</a></td></tr>
<tr><td><div class="body" style="padding: 2px;">
<a href="javascript:void(0);" onclick="top.Show.toggleNext( this );">- Definition</a><div><p>A credit or adjustment for government or taxing authority authorized decrease in taxes owed as a result of meeting certain tax policy conditions.</p></div>
<a href="javascript:void(0);" onclick="top.Show.toggleNext( this );">+ References</a><div style="display: none;"><p>Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef<br> -Publisher FASB<br> -Name Accounting Standards Codification<br> -Topic 230<br> -SubTopic 10<br> -Section 45<br> -Paragraph 28<br> -URI http://asc.fasb.org/extlink&amp;oid=121586364&amp;loc=d3e3602-108585<br></p></div>
<a href="javascript:void(0);" onclick="top.Show.toggleNext( this );">+ Details</a><div style="display: none;"><table border="0" cellpadding="0" cellspacing="0">
<tr>
<td><strong> Name:</strong></td>
<td style="white-space:nowrap;">us-gaap_IncomeTaxCreditsAndAdjustments</td>
</tr>
<tr>
<td style="padding-right: 4px;white-space:nowrap;"><strong> Namespace Prefix:</strong></td>
<td>us-gaap_</td>
</tr>
<tr>
<td><strong> Data Type:</strong></td>
<td>xbrli:monetaryItemType</td>
</tr>
<tr>
<td><strong> Balance Type:</strong></td>
<td>debit</td>
</tr>
<tr>
<td><strong> Period Type:</strong></td>
<td>duration</td>
</tr>
</table></div>
</div></td></tr>
</table>
<table border="0" cellpadding="0" cellspacing="0" class="authRefData" style="display: none;" id="defref_us-gaap_IncreaseDecreaseInAccountsPayableAndAccruedLiabilities">
<tr><td class="hide"><a style="color: white;" href="javascript:void(0);" onclick="top.Show.hideAR();">X</a></td></tr>
<tr><td><div class="body" style="padding: 2px;">
<a href="javascript:void(0);" onclick="top.Show.toggleNext( this );">- Definition</a><div><p>The increase (decrease) during the reporting period in the amounts payable to vendors for goods and services received and the amount of obligations and expenses incurred but not paid.</p></div>
<a href="javascript:void(0);" onclick="top.Show.toggleNext( this );">+ References</a><div style="display: none;"><p>Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef<br> -Publisher FASB<br> -Name Accounting Standards Codification<br> -Topic 230<br> -SubTopic 10<br> -Section 45<br> -Paragraph 28<br> -Subparagraph (a)<br> -URI http://asc.fasb.org/extlink&amp;oid=121586364&amp;loc=d3e3602-108585<br></p></div>
<a href="javascript:void(0);" onclick="top.Show.toggleNext( this );">+ Details</a><div style="display: none;"><table border="0" cellpadding="0" cellspacing="0">
<tr>
<td><strong> Name:</strong></td>
<td style="white-space:nowrap;">us-gaap_IncreaseDecreaseInAccountsPayableAndAccruedLiabilities</td>
</tr>
<tr>
<td style="padding-right: 4px;white-space:nowrap;"><strong> Namespace Prefix:</strong></td>
<td>us-gaap_</td>
</tr>
<tr>
<td><strong> Data Type:</strong></td>
<td>xbrli:monetaryItemType</td>
</tr>
<tr>
<td><strong> Balance Type:</strong></td>
<td>debit</td>
</tr>
<tr>
<td><strong> Period Type:</strong></td>
<td>duration</td>
</tr>
</table></div>
</div></td></tr>
</table>
<table border="0" cellpadding="0" cellspacing="0" class="authRefData" style="display: none;" id="defref_us-gaap_IncreaseDecreaseInAllowanceForEquityFundsUsedDuringConstruction">
<tr><td class="hide"><a style="color: white;" href="javascript:void(0);" onclick="top.Show.hideAR();">X</a></td></tr>
<tr><td><div class="body" style="padding: 2px;">
<a href="javascript:void(0);" onclick="top.Show.toggleNext( this );">- Definition</a><div><p>The increase (decrease) during the reporting period in the capitalized cost of equity (based on assumed rate of return) and / or borrowed funds (based on interest rate) used to finance construction of regulated assets, which is expected to be recovered through rate adjustments. As a result of this capitalization, net income is increased. This element pertains to certain regulated industries, such as public utilities.</p></div>
<a href="javascript:void(0);" onclick="top.Show.toggleNext( this );">+ References</a><div style="display: none;"><p>Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef<br> -Publisher FASB<br> -Name Accounting Standards Codification<br> -Topic 230<br> -SubTopic 10<br> -Section 45<br> -Paragraph 28<br> -Subparagraph (a)<br> -URI http://asc.fasb.org/extlink&amp;oid=121586364&amp;loc=d3e3602-108585<br></p></div>
<a href="javascript:void(0);" onclick="top.Show.toggleNext( this );">+ Details</a><div style="display: none;"><table border="0" cellpadding="0" cellspacing="0">
<tr>
<td><strong> Name:</strong></td>
<td style="white-space:nowrap;">us-gaap_IncreaseDecreaseInAllowanceForEquityFundsUsedDuringConstruction</td>
</tr>
<tr>
<td style="padding-right: 4px;white-space:nowrap;"><strong> Namespace Prefix:</strong></td>
<td>us-gaap_</td>
</tr>
<tr>
<td><strong> Data Type:</strong></td>
<td>xbrli:monetaryItemType</td>
</tr>
<tr>
<td><strong> Balance Type:</strong></td>
<td>credit</td>
</tr>
<tr>
<td><strong> Period Type:</strong></td>
<td>duration</td>
</tr>
</table></div>
</div></td></tr>
</table>
<table border="0" cellpadding="0" cellspacing="0" class="authRefData" style="display: none;" id="defref_us-gaap_IncreaseDecreaseInInventories">
<tr><td class="hide"><a style="color: white;" href="javascript:void(0);" onclick="top.Show.hideAR();">X</a></td></tr>
<tr><td><div class="body" style="padding: 2px;">
<a href="javascript:void(0);" onclick="top.Show.toggleNext( this );">- Definition</a><div><p>The increase (decrease) during the reporting period in the aggregate value of all inventory held by the reporting entity, associated with underlying transactions that are classified as operating activities.</p></div>
<a href="javascript:void(0);" onclick="top.Show.toggleNext( this );">+ References</a><div style="display: none;"><p>Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef<br> -Publisher FASB<br> -Name Accounting Standards Codification<br> -Topic 230<br> -SubTopic 10<br> -Section 45<br> -Paragraph 28<br> -Subparagraph (a)<br> -URI http://asc.fasb.org/extlink&amp;oid=121586364&amp;loc=d3e3602-108585<br></p></div>
<a href="javascript:void(0);" onclick="top.Show.toggleNext( this );">+ Details</a><div style="display: none;"><table border="0" cellpadding="0" cellspacing="0">
<tr>
<td><strong> Name:</strong></td>
<td style="white-space:nowrap;">us-gaap_IncreaseDecreaseInInventories</td>
</tr>
<tr>
<td style="padding-right: 4px;white-space:nowrap;"><strong> Namespace Prefix:</strong></td>
<td>us-gaap_</td>
</tr>
<tr>
<td><strong> Data Type:</strong></td>
<td>xbrli:monetaryItemType</td>
</tr>
<tr>
<td><strong> Balance Type:</strong></td>
<td>credit</td>
</tr>
<tr>
<td><strong> Period Type:</strong></td>
<td>duration</td>
</tr>
</table></div>
</div></td></tr>
</table>
<table border="0" cellpadding="0" cellspacing="0" class="authRefData" style="display: none;" id="defref_us-gaap_IncreaseDecreaseInOperatingCapitalAbstract">
<tr><td class="hide"><a style="color: white;" href="javascript:void(0);" onclick="top.Show.hideAR();">X</a></td></tr>
<tr><td><div class="body" style="padding: 2px;">
<a href="javascript:void(0);" onclick="top.Show.toggleNext( this );">- References</a><div><p>No definition available.</p></div>
<a href="javascript:void(0);" onclick="top.Show.toggleNext( this );">+ Details</a><div style="display: none;"><table border="0" cellpadding="0" cellspacing="0">
<tr>
<td><strong> Name:</strong></td>
<td style="white-space:nowrap;">us-gaap_IncreaseDecreaseInOperatingCapitalAbstract</td>
</tr>
<tr>
<td style="padding-right: 4px;white-space:nowrap;"><strong> Namespace Prefix:</strong></td>
<td>us-gaap_</td>
</tr>
<tr>
<td><strong> Data Type:</strong></td>
<td>xbrli:stringItemType</td>
</tr>
<tr>
<td><strong> Balance Type:</strong></td>
<td>na</td>
</tr>
<tr>
<td><strong> Period Type:</strong></td>
<td>duration</td>
</tr>
</table></div>
</div></td></tr>
</table>
<table border="0" cellpadding="0" cellspacing="0" class="authRefData" style="display: none;" id="defref_us-gaap_IncreaseDecreaseInOtherOperatingAssets">
<tr><td class="hide"><a style="color: white;" href="javascript:void(0);" onclick="top.Show.hideAR();">X</a></td></tr>
<tr><td><div class="body" style="padding: 2px;">
<a href="javascript:void(0);" onclick="top.Show.toggleNext( this );">- Definition</a><div><p>Amount of increase (decrease) in operating assets classified as other.</p></div>
<a href="javascript:void(0);" onclick="top.Show.toggleNext( this );">+ References</a><div style="display: none;"><p>Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef<br> -Publisher FASB<br> -Name Accounting Standards Codification<br> -Topic 230<br> -SubTopic 10<br> -Section 45<br> -Paragraph 28<br> -Subparagraph (a)<br> -URI http://asc.fasb.org/extlink&amp;oid=121586364&amp;loc=d3e3602-108585<br></p></div>
<a href="javascript:void(0);" onclick="top.Show.toggleNext( this );">+ Details</a><div style="display: none;"><table border="0" cellpadding="0" cellspacing="0">
<tr>
<td><strong> Name:</strong></td>
<td style="white-space:nowrap;">us-gaap_IncreaseDecreaseInOtherOperatingAssets</td>
</tr>
<tr>
<td style="padding-right: 4px;white-space:nowrap;"><strong> Namespace Prefix:</strong></td>
<td>us-gaap_</td>
</tr>
<tr>
<td><strong> Data Type:</strong></td>
<td>xbrli:monetaryItemType</td>
</tr>
<tr>
<td><strong> Balance Type:</strong></td>
<td>credit</td>
</tr>
<tr>
<td><strong> Period Type:</strong></td>
<td>duration</td>
</tr>
</table></div>
</div></td></tr>
</table>
<table border="0" cellpadding="0" cellspacing="0" class="authRefData" style="display: none;" id="defref_us-gaap_IncreaseDecreaseInReceivables">
<tr><td class="hide"><a style="color: white;" href="javascript:void(0);" onclick="top.Show.hideAR();">X</a></td></tr>
<tr><td><div class="body" style="padding: 2px;">
<a href="javascript:void(0);" onclick="top.Show.toggleNext( this );">- Definition</a><div><p>The increase (decrease) during the reporting period in the total amount due within one year (or one operating cycle) from all parties, associated with underlying transactions that are classified as operating activities.</p></div>
<a href="javascript:void(0);" onclick="top.Show.toggleNext( this );">+ References</a><div style="display: none;"><p>Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef<br> -Publisher FASB<br> -Name Accounting Standards Codification<br> -Topic 230<br> -SubTopic 10<br> -Section 45<br> -Paragraph 28<br> -Subparagraph (a)<br> -URI http://asc.fasb.org/extlink&amp;oid=121586364&amp;loc=d3e3602-108585<br></p></div>
<a href="javascript:void(0);" onclick="top.Show.toggleNext( this );">+ Details</a><div style="display: none;"><table border="0" cellpadding="0" cellspacing="0">
<tr>
<td><strong> Name:</strong></td>
<td style="white-space:nowrap;">us-gaap_IncreaseDecreaseInReceivables</td>
</tr>
<tr>
<td style="padding-right: 4px;white-space:nowrap;"><strong> Namespace Prefix:</strong></td>
<td>us-gaap_</td>
</tr>
<tr>
<td><strong> Data Type:</strong></td>
<td>xbrli:monetaryItemType</td>
</tr>
<tr>
<td><strong> Balance Type:</strong></td>
<td>credit</td>
</tr>
<tr>
<td><strong> Period Type:</strong></td>
<td>duration</td>
</tr>
</table></div>
</div></td></tr>
</table>
<table border="0" cellpadding="0" cellspacing="0" class="authRefData" style="display: none;" id="defref_us-gaap_NetCashProvidedByUsedInFinancingActivities">
<tr><td class="hide"><a style="color: white;" href="javascript:void(0);" onclick="top.Show.hideAR();">X</a></td></tr>
<tr><td><div class="body" style="padding: 2px;">
<a href="javascript:void(0);" onclick="top.Show.toggleNext( this );">- Definition</a><div><p>Amount of cash inflow (outflow) from financing activities, including discontinued operations. Financing activity cash flows include obtaining resources from owners and providing them with a return on, and a return of, their investment; borrowing money and repaying amounts borrowed, or settling the obligation; and obtaining and paying for other resources obtained from creditors on long-term credit.</p></div>
<a href="javascript:void(0);" onclick="top.Show.toggleNext( this );">+ References</a><div style="display: none;"><p>Reference 1: http://www.xbrl.org/2003/role/disclosureRef<br> -Publisher FASB<br> -Name Accounting Standards Codification<br> -Topic 230<br> -SubTopic 10<br> -Section 45<br> -Paragraph 24<br> -URI http://asc.fasb.org/extlink&amp;oid=121586364&amp;loc=d3e3521-108585<br></p></div>
<a href="javascript:void(0);" onclick="top.Show.toggleNext( this );">+ Details</a><div style="display: none;"><table border="0" cellpadding="0" cellspacing="0">
<tr>
<td><strong> Name:</strong></td>
<td style="white-space:nowrap;">us-gaap_NetCashProvidedByUsedInFinancingActivities</td>
</tr>
<tr>
<td style="padding-right: 4px;white-space:nowrap;"><strong> Namespace Prefix:</strong></td>
<td>us-gaap_</td>
</tr>
<tr>
<td><strong> Data Type:</strong></td>
<td>xbrli:monetaryItemType</td>
</tr>
<tr>
<td><strong> Balance Type:</strong></td>
<td>debit</td>
</tr>
<tr>
<td><strong> Period Type:</strong></td>
<td>duration</td>
</tr>
</table></div>
</div></td></tr>
</table>
<table border="0" cellpadding="0" cellspacing="0" class="authRefData" style="display: none;" id="defref_us-gaap_NetCashProvidedByUsedInFinancingActivitiesAbstract">
<tr><td class="hide"><a style="color: white;" href="javascript:void(0);" onclick="top.Show.hideAR();">X</a></td></tr>
<tr><td><div class="body" style="padding: 2px;">
<a href="javascript:void(0);" onclick="top.Show.toggleNext( this );">- References</a><div><p>No definition available.</p></div>
<a href="javascript:void(0);" onclick="top.Show.toggleNext( this );">+ Details</a><div style="display: none;"><table border="0" cellpadding="0" cellspacing="0">
<tr>
<td><strong> Name:</strong></td>
<td style="white-space:nowrap;">us-gaap_NetCashProvidedByUsedInFinancingActivitiesAbstract</td>
</tr>
<tr>
<td style="padding-right: 4px;white-space:nowrap;"><strong> Namespace Prefix:</strong></td>
<td>us-gaap_</td>
</tr>
<tr>
<td><strong> Data Type:</strong></td>
<td>xbrli:stringItemType</td>
</tr>
<tr>
<td><strong> Balance Type:</strong></td>
<td>na</td>
</tr>
<tr>
<td><strong> Period Type:</strong></td>
<td>duration</td>
</tr>
</table></div>
</div></td></tr>
</table>
<table border="0" cellpadding="0" cellspacing="0" class="authRefData" style="display: none;" id="defref_us-gaap_NetCashProvidedByUsedInInvestingActivities">
<tr><td class="hide"><a style="color: white;" href="javascript:void(0);" onclick="top.Show.hideAR();">X</a></td></tr>
<tr><td><div class="body" style="padding: 2px;">
<a href="javascript:void(0);" onclick="top.Show.toggleNext( this );">- Definition</a><div><p>Amount of cash inflow (outflow) from investing activities, including discontinued operations. Investing activity cash flows include making and collecting loans and acquiring and disposing of debt or equity instruments and property, plant, and equipment and other productive assets.</p></div>
<a href="javascript:void(0);" onclick="top.Show.toggleNext( this );">+ References</a><div style="display: none;"><p>Reference 1: http://www.xbrl.org/2003/role/disclosureRef<br> -Publisher FASB<br> -Name Accounting Standards Codification<br> -Topic 230<br> -SubTopic 10<br> -Section 45<br> -Paragraph 24<br> -URI http://asc.fasb.org/extlink&amp;oid=121586364&amp;loc=d3e3521-108585<br></p></div>
<a href="javascript:void(0);" onclick="top.Show.toggleNext( this );">+ Details</a><div style="display: none;"><table border="0" cellpadding="0" cellspacing="0">
<tr>
<td><strong> Name:</strong></td>
<td style="white-space:nowrap;">us-gaap_NetCashProvidedByUsedInInvestingActivities</td>
</tr>
<tr>
<td style="padding-right: 4px;white-space:nowrap;"><strong> Namespace Prefix:</strong></td>
<td>us-gaap_</td>
</tr>
<tr>
<td><strong> Data Type:</strong></td>
<td>xbrli:monetaryItemType</td>
</tr>
<tr>
<td><strong> Balance Type:</strong></td>
<td>debit</td>
</tr>
<tr>
<td><strong> Period Type:</strong></td>
<td>duration</td>
</tr>
</table></div>
</div></td></tr>
</table>
<table border="0" cellpadding="0" cellspacing="0" class="authRefData" style="display: none;" id="defref_us-gaap_NetCashProvidedByUsedInInvestingActivitiesAbstract">
<tr><td class="hide"><a style="color: white;" href="javascript:void(0);" onclick="top.Show.hideAR();">X</a></td></tr>
<tr><td><div class="body" style="padding: 2px;">
<a href="javascript:void(0);" onclick="top.Show.toggleNext( this );">- References</a><div><p>No definition available.</p></div>
<a href="javascript:void(0);" onclick="top.Show.toggleNext( this );">+ Details</a><div style="display: none;"><table border="0" cellpadding="0" cellspacing="0">
<tr>
<td><strong> Name:</strong></td>
<td style="white-space:nowrap;">us-gaap_NetCashProvidedByUsedInInvestingActivitiesAbstract</td>
</tr>
<tr>
<td style="padding-right: 4px;white-space:nowrap;"><strong> Namespace Prefix:</strong></td>
<td>us-gaap_</td>
</tr>
<tr>
<td><strong> Data Type:</strong></td>
<td>xbrli:stringItemType</td>
</tr>
<tr>
<td><strong> Balance Type:</strong></td>
<td>na</td>
</tr>
<tr>
<td><strong> Period Type:</strong></td>
<td>duration</td>
</tr>
</table></div>
</div></td></tr>
</table>
<table border="0" cellpadding="0" cellspacing="0" class="authRefData" style="display: none;" id="defref_us-gaap_NetCashProvidedByUsedInOperatingActivities">
<tr><td class="hide"><a style="color: white;" href="javascript:void(0);" onclick="top.Show.hideAR();">X</a></td></tr>
<tr><td><div class="body" style="padding: 2px;">
<a href="javascript:void(0);" onclick="top.Show.toggleNext( this );">- Definition</a><div><p>Amount of cash inflow (outflow) from operating activities, including discontinued operations. Operating activity cash flows include transactions, adjustments, and changes in value not defined as investing or financing activities.</p></div>
<a href="javascript:void(0);" onclick="top.Show.toggleNext( this );">+ References</a><div style="display: none;"><p>Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef<br> -Publisher FASB<br> -Name Accounting Standards Codification<br> -Topic 230<br> -SubTopic 10<br> -Section 45<br> -Paragraph 25<br> -URI http://asc.fasb.org/extlink&amp;oid=121586364&amp;loc=d3e3536-108585<br><br>Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef<br> -Publisher FASB<br> -Name Accounting Standards Codification<br> -Topic 230<br> -SubTopic 10<br> -Section 45<br> -Paragraph 24<br> -URI http://asc.fasb.org/extlink&amp;oid=121586364&amp;loc=d3e3521-108585<br><br>Reference 3: http://fasb.org/us-gaap/role/ref/legacyRef<br> -Publisher FASB<br> -Name Accounting Standards Codification<br> -Topic 230<br> -SubTopic 10<br> -Section 45<br> -Paragraph 28<br> -URI http://asc.fasb.org/extlink&amp;oid=121586364&amp;loc=d3e3602-108585<br></p></div>
<a href="javascript:void(0);" onclick="top.Show.toggleNext( this );">+ Details</a><div style="display: none;"><table border="0" cellpadding="0" cellspacing="0">
<tr>
<td><strong> Name:</strong></td>
<td style="white-space:nowrap;">us-gaap_NetCashProvidedByUsedInOperatingActivities</td>
</tr>
<tr>
<td style="padding-right: 4px;white-space:nowrap;"><strong> Namespace Prefix:</strong></td>
<td>us-gaap_</td>
</tr>
<tr>
<td><strong> Data Type:</strong></td>
<td>xbrli:monetaryItemType</td>
</tr>
<tr>
<td><strong> Balance Type:</strong></td>
<td>na</td>
</tr>
<tr>
<td><strong> Period Type:</strong></td>
<td>duration</td>
</tr>
</table></div>
</div></td></tr>
</table>
<table border="0" cellpadding="0" cellspacing="0" class="authRefData" style="display: none;" id="defref_us-gaap_NetCashProvidedByUsedInOperatingActivitiesAbstract">
<tr><td class="hide"><a style="color: white;" href="javascript:void(0);" onclick="top.Show.hideAR();">X</a></td></tr>
<tr><td><div class="body" style="padding: 2px;">
<a href="javascript:void(0);" onclick="top.Show.toggleNext( this );">- References</a><div><p>No definition available.</p></div>
<a href="javascript:void(0);" onclick="top.Show.toggleNext( this );">+ Details</a><div style="display: none;"><table border="0" cellpadding="0" cellspacing="0">
<tr>
<td><strong> Name:</strong></td>
<td style="white-space:nowrap;">us-gaap_NetCashProvidedByUsedInOperatingActivitiesAbstract</td>
</tr>
<tr>
<td style="padding-right: 4px;white-space:nowrap;"><strong> Namespace Prefix:</strong></td>
<td>us-gaap_</td>
</tr>
<tr>
<td><strong> Data Type:</strong></td>
<td>xbrli:stringItemType</td>
</tr>
<tr>
<td><strong> Balance Type:</strong></td>
<td>na</td>
</tr>
<tr>
<td><strong> Period Type:</strong></td>
<td>duration</td>
</tr>
</table></div>
</div></td></tr>
</table>
<table border="0" cellpadding="0" cellspacing="0" class="authRefData" style="display: none;" id="defref_us-gaap_NetIncomeLoss">
<tr><td class="hide"><a style="color: white;" href="javascript:void(0);" onclick="top.Show.hideAR();">X</a></td></tr>
<tr><td><div class="body" style="padding: 2px;">
<a href="javascript:void(0);" onclick="top.Show.toggleNext( this );">- Definition</a><div><p>The portion of profit or loss for the period, net of income taxes, which is attributable to the parent.</p></div>
<a href="javascript:void(0);" onclick="top.Show.toggleNext( this );">+ References</a><div style="display: none;"><p>Reference 1: http://www.xbrl.org/2003/role/disclosureRef<br> -Publisher FASB<br> -Name Accounting Standards Codification<br> -Topic 220<br> -SubTopic 10<br> -Section 45<br> -Paragraph 1A<br> -Subparagraph (a)<br> -URI http://asc.fasb.org/extlink&amp;oid=121641772&amp;loc=SL7669619-108580<br><br>Reference 2: http://www.xbrl.org/2003/role/exampleRef<br> -Publisher FASB<br> -Name Accounting Standards Codification<br> -Topic 280<br> -SubTopic 10<br> -Section 50<br> -Paragraph 31<br> -URI http://asc.fasb.org/extlink&amp;oid=120311839&amp;loc=d3e8924-108599<br><br>Reference 3: http://www.xbrl.org/2003/role/disclosureRef<br> -Publisher FASB<br> -Name Accounting Standards Codification<br> -Topic 250<br> -SubTopic 10<br> -Section 50<br> -Paragraph 11<br> -Subparagraph (b)<br> -URI http://asc.fasb.org/extlink&amp;oid=109234566&amp;loc=d3e22694-107794<br><br>Reference 4: http://fasb.org/us-gaap/role/ref/legacyRef<br> -Publisher FASB<br> -Name Accounting Standards Codification<br> -Topic 942<br> -SubTopic 220<br> -Section S99<br> -Paragraph 1<br> -Subparagraph (SX 210.9-04(22))<br> -URI http://asc.fasb.org/extlink&amp;oid=120399700&amp;loc=SL114874048-224260<br><br>Reference 5: http://www.xbrl.org/2003/role/disclosureRef<br> -Publisher FASB<br> -Name Accounting Standards Codification<br> -Topic 250<br> -SubTopic 10<br> -Section 50<br> -Paragraph 11<br> -Subparagraph (a)<br> -URI http://asc.fasb.org/extlink&amp;oid=109234566&amp;loc=d3e22694-107794<br><br>Reference 6: http://www.xbrl.org/2003/role/disclosureRef<br> -Publisher FASB<br> -Name Accounting Standards Codification<br> -Topic 280<br> -SubTopic 10<br> -Section 50<br> -Paragraph 32<br> -Subparagraph (f)<br> -URI http://asc.fasb.org/extlink&amp;oid=120311839&amp;loc=d3e8933-108599<br><br>Reference 7: http://www.xbrl.org/2003/role/disclosureRef<br> -Publisher FASB<br> -Name Accounting Standards Codification<br> -Topic 205<br> -SubTopic 20<br> -Section 50<br> -Paragraph 7<br> -URI http://asc.fasb.org/extlink&amp;oid=109222650&amp;loc=SL51721683-107760<br><br>Reference 8: http://www.xbrl.org/2003/role/disclosureRef<br> -Publisher FASB<br> -Name Accounting Standards Codification<br> -Topic 250<br> -SubTopic 10<br> -Section 50<br> -Paragraph 4<br> -URI http://asc.fasb.org/extlink&amp;oid=109234566&amp;loc=d3e22595-107794<br><br>Reference 9: http://www.xbrl.org/2003/role/disclosureRef<br> -Publisher FASB<br> -Name Accounting Standards Codification<br> -Topic 220<br> -SubTopic 10<br> -Section 45<br> -Paragraph 1B<br> -Subparagraph (a)<br> -URI http://asc.fasb.org/extlink&amp;oid=121641772&amp;loc=SL7669625-108580<br><br>Reference 10: http://www.xbrl.org/2003/role/disclosureRef<br> -Publisher FASB<br> -Name Accounting Standards Codification<br> -Topic 280<br> -SubTopic 10<br> -Section 50<br> -Paragraph 22<br> -URI http://asc.fasb.org/extlink&amp;oid=120311839&amp;loc=d3e8736-108599<br><br>Reference 11: http://fasb.org/us-gaap/role/ref/legacyRef<br> -Publisher FASB<br> -Name Accounting Standards Codification<br> -Topic 944<br> -SubTopic 220<br> -Section S99<br> -Paragraph 1<br> -Subparagraph (SX 210.7-04(18))<br> -URI http://asc.fasb.org/extlink&amp;oid=120400993&amp;loc=SL114874131-224263<br><br>Reference 12: http://fasb.org/us-gaap/role/ref/legacyRef<br> -Publisher FASB<br> -Name Accounting Standards Codification<br> -Topic 220<br> -SubTopic 10<br> -Section S99<br> -Paragraph 2<br> -Subparagraph (SX 210.5-03(20))<br> -URI http://asc.fasb.org/extlink&amp;oid=120395209&amp;loc=SL114868664-224227<br><br>Reference 13: http://fasb.org/us-gaap/role/ref/legacyRef<br> -Publisher FASB<br> -Name Accounting Standards Codification<br> -Topic 230<br> -SubTopic 10<br> -Section 45<br> -Paragraph 28<br> -URI http://asc.fasb.org/extlink&amp;oid=121586364&amp;loc=d3e3602-108585<br><br>Reference 14: http://www.xbrl.org/2003/role/disclosureRef<br> -Publisher FASB<br> -Name Accounting Standards Codification<br> -Topic 250<br> -SubTopic 10<br> -Section 50<br> -Paragraph 1<br> -Subparagraph (b)(2)<br> -URI http://asc.fasb.org/extlink&amp;oid=109234566&amp;loc=d3e22499-107794<br><br>Reference 15: http://www.xbrl.org/2003/role/disclosureRef<br> -Publisher FASB<br> -Name Accounting Standards Codification<br> -Topic 250<br> -SubTopic 10<br> -Section 50<br> -Paragraph 9<br> -URI http://asc.fasb.org/extlink&amp;oid=109234566&amp;loc=d3e22663-107794<br><br>Reference 16: http://www.xbrl.org/2003/role/disclosureRef<br> -Publisher FASB<br> -Name Accounting Standards Codification<br> -Topic 825<br> -SubTopic 10<br> -Section 50<br> -Paragraph 28<br> -Subparagraph (f)<br> -URI http://asc.fasb.org/extlink&amp;oid=75031198&amp;loc=d3e14064-108612<br><br>Reference 17: http://www.xbrl.org/2003/role/disclosureRef<br> -Publisher FASB<br> -Name Accounting Standards Codification<br> -Topic 280<br> -SubTopic 10<br> -Section 50<br> -Paragraph 30<br> -Subparagraph (b)<br> -URI http://asc.fasb.org/extlink&amp;oid=120311839&amp;loc=d3e8906-108599<br><br>Reference 18: http://www.xbrl.org/2003/role/disclosureRef<br> -Publisher FASB<br> -Name Accounting Standards Codification<br> -Topic 250<br> -SubTopic 10<br> -Section 50<br> -Paragraph 3<br> -URI http://asc.fasb.org/extlink&amp;oid=109234566&amp;loc=d3e22583-107794<br><br>Reference 19: http://www.xbrl.org/2003/role/disclosureRef<br> -Publisher FASB<br> -Name Accounting Standards Codification<br> -Topic 235<br> -SubTopic 10<br> -Section S99<br> -Paragraph 1<br> -Subparagraph (SX 210.4-08(g)(1)(ii))<br> -URI http://asc.fasb.org/extlink&amp;oid=120395691&amp;loc=d3e23780-122690<br><br>Reference 20: http://www.xbrl.org/2003/role/disclosureRef<br> -Publisher FASB<br> -Name Accounting Standards Codification<br> -Topic 260<br> -SubTopic 10<br> -Section 45<br> -Paragraph 60B<br> -Subparagraph (a)<br> -URI http://asc.fasb.org/extlink&amp;oid=121326447&amp;loc=SL5780133-109256<br><br>Reference 21: http://www.xbrl.org/2003/role/disclosureRef<br> -Publisher FASB<br> -Name Accounting Standards Codification<br> -Topic 323<br> -SubTopic 10<br> -Section 50<br> -Paragraph 3<br> -Subparagraph (c)<br> -URI http://asc.fasb.org/extlink&amp;oid=114001798&amp;loc=d3e33918-111571<br><br>Reference 22: http://www.xbrl.org/2003/role/disclosureRef<br> -Publisher FASB<br> -Name Accounting Standards Codification<br> -Topic 280<br> -SubTopic 10<br> -Section 50<br> -Paragraph 32<br> -Subparagraph (c)<br> -URI http://asc.fasb.org/extlink&amp;oid=120311839&amp;loc=d3e8933-108599<br><br>Reference 23: http://www.xbrl.org/2003/role/disclosureRef<br> -Publisher FASB<br> -Name Accounting Standards Codification<br> -Topic 250<br> -SubTopic 10<br> -Section 50<br> -Paragraph 8<br> -URI http://asc.fasb.org/extlink&amp;oid=109234566&amp;loc=d3e22658-107794<br></p></div>
<a href="javascript:void(0);" onclick="top.Show.toggleNext( this );">+ Details</a><div style="display: none;"><table border="0" cellpadding="0" cellspacing="0">
<tr>
<td><strong> Name:</strong></td>
<td style="white-space:nowrap;">us-gaap_NetIncomeLoss</td>
</tr>
<tr>
<td style="padding-right: 4px;white-space:nowrap;"><strong> Namespace Prefix:</strong></td>
<td>us-gaap_</td>
</tr>
<tr>
<td><strong> Data Type:</strong></td>
<td>xbrli:monetaryItemType</td>
</tr>
<tr>
<td><strong> Balance Type:</strong></td>
<td>credit</td>
</tr>
<tr>
<td><strong> Period Type:</strong></td>
<td>duration</td>
</tr>
</table></div>
</div></td></tr>
</table>
<table border="0" cellpadding="0" cellspacing="0" class="authRefData" style="display: none;" id="defref_us-gaap_NoncashInvestingAndFinancingItemsAbstract">
<tr><td class="hide"><a style="color: white;" href="javascript:void(0);" onclick="top.Show.hideAR();">X</a></td></tr>
<tr><td><div class="body" style="padding: 2px;">
<a href="javascript:void(0);" onclick="top.Show.toggleNext( this );">- References</a><div><p>No definition available.</p></div>
<a href="javascript:void(0);" onclick="top.Show.toggleNext( this );">+ Details</a><div style="display: none;"><table border="0" cellpadding="0" cellspacing="0">
<tr>
<td><strong> Name:</strong></td>
<td style="white-space:nowrap;">us-gaap_NoncashInvestingAndFinancingItemsAbstract</td>
</tr>
<tr>
<td style="padding-right: 4px;white-space:nowrap;"><strong> Namespace Prefix:</strong></td>
<td>us-gaap_</td>
</tr>
<tr>
<td><strong> Data Type:</strong></td>
<td>xbrli:stringItemType</td>
</tr>
<tr>
<td><strong> Balance Type:</strong></td>
<td>na</td>
</tr>
<tr>
<td><strong> Period Type:</strong></td>
<td>duration</td>
</tr>
</table></div>
</div></td></tr>
</table>
<table border="0" cellpadding="0" cellspacing="0" class="authRefData" style="display: none;" id="defref_us-gaap_OtherNoncashIncomeExpense">
<tr><td class="hide"><a style="color: white;" href="javascript:void(0);" onclick="top.Show.hideAR();">X</a></td></tr>
<tr><td><div class="body" style="padding: 2px;">
<a href="javascript:void(0);" onclick="top.Show.toggleNext( this );">- Definition</a><div><p>Amount of income (expense) included in net income that results in no cash inflow (outflow), classified as other.</p></div>
<a href="javascript:void(0);" onclick="top.Show.toggleNext( this );">+ References</a><div style="display: none;"><p>Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef<br> -Publisher FASB<br> -Name Accounting Standards Codification<br> -Topic 230<br> -SubTopic 10<br> -Section 45<br> -Paragraph 28<br> -URI http://asc.fasb.org/extlink&amp;oid=121586364&amp;loc=d3e3602-108585<br></p></div>
<a href="javascript:void(0);" onclick="top.Show.toggleNext( this );">+ Details</a><div style="display: none;"><table border="0" cellpadding="0" cellspacing="0">
<tr>
<td><strong> Name:</strong></td>
<td style="white-space:nowrap;">us-gaap_OtherNoncashIncomeExpense</td>
</tr>
<tr>
<td style="padding-right: 4px;white-space:nowrap;"><strong> Namespace Prefix:</strong></td>
<td>us-gaap_</td>
</tr>
<tr>
<td><strong> Data Type:</strong></td>
<td>xbrli:monetaryItemType</td>
</tr>
<tr>
<td><strong> Balance Type:</strong></td>
<td>credit</td>
</tr>
<tr>
<td><strong> Period Type:</strong></td>
<td>duration</td>
</tr>
</table></div>
</div></td></tr>
</table>
<table border="0" cellpadding="0" cellspacing="0" class="authRefData" style="display: none;" id="defref_us-gaap_PaymentsForProceedsFromInvestments">
<tr><td class="hide"><a style="color: white;" href="javascript:void(0);" onclick="top.Show.hideAR();">X</a></td></tr>
<tr><td><div class="body" style="padding: 2px;">
<a href="javascript:void(0);" onclick="top.Show.toggleNext( this );">- Definition</a><div><p>The net cash paid (received) associated with the acquisition or disposal of all investments, including securities and other assets.</p></div>
<a href="javascript:void(0);" onclick="top.Show.toggleNext( this );">+ References</a><div style="display: none;"><p>Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef<br> -Publisher FASB<br> -Name Accounting Standards Codification<br> -Topic 235<br> -SubTopic 10<br> -Section S99<br> -Paragraph 3<br> -Subparagraph (SX 210.12-04(a))<br> -URI http://asc.fasb.org/extlink&amp;oid=120395691&amp;loc=d3e24072-122690<br></p></div>
<a href="javascript:void(0);" onclick="top.Show.toggleNext( this );">+ Details</a><div style="display: none;"><table border="0" cellpadding="0" cellspacing="0">
<tr>
<td><strong> Name:</strong></td>
<td style="white-space:nowrap;">us-gaap_PaymentsForProceedsFromInvestments</td>
</tr>
<tr>
<td style="padding-right: 4px;white-space:nowrap;"><strong> Namespace Prefix:</strong></td>
<td>us-gaap_</td>
</tr>
<tr>
<td><strong> Data Type:</strong></td>
<td>xbrli:monetaryItemType</td>
</tr>
<tr>
<td><strong> Balance Type:</strong></td>
<td>credit</td>
</tr>
<tr>
<td><strong> Period Type:</strong></td>
<td>duration</td>
</tr>
</table></div>
</div></td></tr>
</table>
<table border="0" cellpadding="0" cellspacing="0" class="authRefData" style="display: none;" id="defref_us-gaap_PaymentsForRepurchaseOfCommonStock">
<tr><td class="hide"><a style="color: white;" href="javascript:void(0);" onclick="top.Show.hideAR();">X</a></td></tr>
<tr><td><div class="body" style="padding: 2px;">
<a href="javascript:void(0);" onclick="top.Show.toggleNext( this );">- Definition</a><div><p>The cash outflow to reacquire common stock during the period.</p></div>
<a href="javascript:void(0);" onclick="top.Show.toggleNext( this );">+ References</a><div style="display: none;"><p>Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef<br> -Publisher FASB<br> -Name Accounting Standards Codification<br> -Topic 230<br> -SubTopic 10<br> -Section 45<br> -Paragraph 15<br> -Subparagraph (a)<br> -URI http://asc.fasb.org/extlink&amp;oid=121586364&amp;loc=d3e3291-108585<br></p></div>
<a href="javascript:void(0);" onclick="top.Show.toggleNext( this );">+ Details</a><div style="display: none;"><table border="0" cellpadding="0" cellspacing="0">
<tr>
<td><strong> Name:</strong></td>
<td style="white-space:nowrap;">us-gaap_PaymentsForRepurchaseOfCommonStock</td>
</tr>
<tr>
<td style="padding-right: 4px;white-space:nowrap;"><strong> Namespace Prefix:</strong></td>
<td>us-gaap_</td>
</tr>
<tr>
<td><strong> Data Type:</strong></td>
<td>xbrli:monetaryItemType</td>
</tr>
<tr>
<td><strong> Balance Type:</strong></td>
<td>credit</td>
</tr>
<tr>
<td><strong> Period Type:</strong></td>
<td>duration</td>
</tr>
</table></div>
</div></td></tr>
</table>
<table border="0" cellpadding="0" cellspacing="0" class="authRefData" style="display: none;" id="defref_us-gaap_PaymentsOfDebtIssuanceCosts">
<tr><td class="hide"><a style="color: white;" href="javascript:void(0);" onclick="top.Show.hideAR();">X</a></td></tr>
<tr><td><div class="body" style="padding: 2px;">
<a href="javascript:void(0);" onclick="top.Show.toggleNext( this );">- Definition</a><div><p>The cash outflow paid to third parties in connection with debt origination, which will be amortized over the remaining maturity period of the associated long-term debt.</p></div>
<a href="javascript:void(0);" onclick="top.Show.toggleNext( this );">+ References</a><div style="display: none;"><p>Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef<br> -Publisher FASB<br> -Name Accounting Standards Codification<br> -Topic 230<br> -SubTopic 10<br> -Section 45<br> -Paragraph 15<br> -Subparagraph (e)<br> -URI http://asc.fasb.org/extlink&amp;oid=121586364&amp;loc=d3e3291-108585<br></p></div>
<a href="javascript:void(0);" onclick="top.Show.toggleNext( this );">+ Details</a><div style="display: none;"><table border="0" cellpadding="0" cellspacing="0">
<tr>
<td><strong> Name:</strong></td>
<td style="white-space:nowrap;">us-gaap_PaymentsOfDebtIssuanceCosts</td>
</tr>
<tr>
<td style="padding-right: 4px;white-space:nowrap;"><strong> Namespace Prefix:</strong></td>
<td>us-gaap_</td>
</tr>
<tr>
<td><strong> Data Type:</strong></td>
<td>xbrli:monetaryItemType</td>
</tr>
<tr>
<td><strong> Balance Type:</strong></td>
<td>credit</td>
</tr>
<tr>
<td><strong> Period Type:</strong></td>
<td>duration</td>
</tr>
</table></div>
</div></td></tr>
</table>
<table border="0" cellpadding="0" cellspacing="0" class="authRefData" style="display: none;" id="defref_us-gaap_PaymentsOfDividends">
<tr><td class="hide"><a style="color: white;" href="javascript:void(0);" onclick="top.Show.hideAR();">X</a></td></tr>
<tr><td><div class="body" style="padding: 2px;">
<a href="javascript:void(0);" onclick="top.Show.toggleNext( this );">- Definition</a><div><p>Cash outflow in the form of capital distributions and dividends to common shareholders, preferred shareholders and noncontrolling interests.</p></div>
<a href="javascript:void(0);" onclick="top.Show.toggleNext( this );">+ References</a><div style="display: none;"><p>Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef<br> -Publisher FASB<br> -Name Accounting Standards Codification<br> -Topic 230<br> -SubTopic 10<br> -Section 45<br> -Paragraph 15<br> -Subparagraph (a)<br> -URI http://asc.fasb.org/extlink&amp;oid=121586364&amp;loc=d3e3291-108585<br></p></div>
<a href="javascript:void(0);" onclick="top.Show.toggleNext( this );">+ Details</a><div style="display: none;"><table border="0" cellpadding="0" cellspacing="0">
<tr>
<td><strong> Name:</strong></td>
<td style="white-space:nowrap;">us-gaap_PaymentsOfDividends</td>
</tr>
<tr>
<td style="padding-right: 4px;white-space:nowrap;"><strong> Namespace Prefix:</strong></td>
<td>us-gaap_</td>
</tr>
<tr>
<td><strong> Data Type:</strong></td>
<td>xbrli:monetaryItemType</td>
</tr>
<tr>
<td><strong> Balance Type:</strong></td>
<td>credit</td>
</tr>
<tr>
<td><strong> Period Type:</strong></td>
<td>duration</td>
</tr>
</table></div>
</div></td></tr>
</table>
<table border="0" cellpadding="0" cellspacing="0" class="authRefData" style="display: none;" id="defref_us-gaap_PaymentsOfStockIssuanceCosts">
<tr><td class="hide"><a style="color: white;" href="javascript:void(0);" onclick="top.Show.hideAR();">X</a></td></tr>
<tr><td><div class="body" style="padding: 2px;">
<a href="javascript:void(0);" onclick="top.Show.toggleNext( this );">- Definition</a><div><p>The cash outflow for cost incurred directly with the issuance of an equity security.</p></div>
<a href="javascript:void(0);" onclick="top.Show.toggleNext( this );">+ References</a><div style="display: none;"><p>Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef<br> -Publisher FASB<br> -Name Accounting Standards Codification<br> -Topic 230<br> -SubTopic 10<br> -Section 45<br> -Paragraph 15<br> -URI http://asc.fasb.org/extlink&amp;oid=121586364&amp;loc=d3e3291-108585<br></p></div>
<a href="javascript:void(0);" onclick="top.Show.toggleNext( this );">+ Details</a><div style="display: none;"><table border="0" cellpadding="0" cellspacing="0">
<tr>
<td><strong> Name:</strong></td>
<td style="white-space:nowrap;">us-gaap_PaymentsOfStockIssuanceCosts</td>
</tr>
<tr>
<td style="padding-right: 4px;white-space:nowrap;"><strong> Namespace Prefix:</strong></td>
<td>us-gaap_</td>
</tr>
<tr>
<td><strong> Data Type:</strong></td>
<td>xbrli:monetaryItemType</td>
</tr>
<tr>
<td><strong> Balance Type:</strong></td>
<td>credit</td>
</tr>
<tr>
<td><strong> Period Type:</strong></td>
<td>duration</td>
</tr>
</table></div>
</div></td></tr>
</table>
<table border="0" cellpadding="0" cellspacing="0" class="authRefData" style="display: none;" id="defref_us-gaap_PaymentsToAcquireProductiveAssets">
<tr><td class="hide"><a style="color: white;" href="javascript:void(0);" onclick="top.Show.hideAR();">X</a></td></tr>
<tr><td><div class="body" style="padding: 2px;">
<a href="javascript:void(0);" onclick="top.Show.toggleNext( this );">- Definition</a><div><p>The cash outflow for purchases of and capital improvements on property, plant and equipment (capital expenditures), software, and other intangible assets.</p></div>
<a href="javascript:void(0);" onclick="top.Show.toggleNext( this );">+ References</a><div style="display: none;"><p>Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef<br> -Publisher FASB<br> -Name Accounting Standards Codification<br> -Topic 230<br> -SubTopic 10<br> -Section 45<br> -Paragraph 13<br> -Subparagraph (c)<br> -URI http://asc.fasb.org/extlink&amp;oid=121586364&amp;loc=d3e3213-108585<br></p></div>
<a href="javascript:void(0);" onclick="top.Show.toggleNext( this );">+ Details</a><div style="display: none;"><table border="0" cellpadding="0" cellspacing="0">
<tr>
<td><strong> Name:</strong></td>
<td style="white-space:nowrap;">us-gaap_PaymentsToAcquireProductiveAssets</td>
</tr>
<tr>
<td style="padding-right: 4px;white-space:nowrap;"><strong> Namespace Prefix:</strong></td>
<td>us-gaap_</td>
</tr>
<tr>
<td><strong> Data Type:</strong></td>
<td>xbrli:monetaryItemType</td>
</tr>
<tr>
<td><strong> Balance Type:</strong></td>
<td>credit</td>
</tr>
<tr>
<td><strong> Period Type:</strong></td>
<td>duration</td>
</tr>
</table></div>
</div></td></tr>
</table>
<table border="0" cellpadding="0" cellspacing="0" class="authRefData" style="display: none;" id="defref_us-gaap_PensionContributions">
<tr><td class="hide"><a style="color: white;" href="javascript:void(0);" onclick="top.Show.hideAR();">X</a></td></tr>
<tr><td><div class="body" style="padding: 2px;">
<a href="javascript:void(0);" onclick="top.Show.toggleNext( this );">- Definition</a><div><p>Amount of cash outflow for pension benefit. Includes, but is not limited to, employer contribution to fund plan asset and payment to retiree. Excludes other postretirement benefit.</p></div>
<a href="javascript:void(0);" onclick="top.Show.toggleNext( this );">+ References</a><div style="display: none;"><p>Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef<br> -Publisher FASB<br> -Name Accounting Standards Codification<br> -Topic 230<br> -SubTopic 10<br> -Section 45<br> -Paragraph 25<br> -Subparagraph (g)<br> -URI http://asc.fasb.org/extlink&amp;oid=121586364&amp;loc=d3e3536-108585<br></p></div>
<a href="javascript:void(0);" onclick="top.Show.toggleNext( this );">+ Details</a><div style="display: none;"><table border="0" cellpadding="0" cellspacing="0">
<tr>
<td><strong> Name:</strong></td>
<td style="white-space:nowrap;">us-gaap_PensionContributions</td>
</tr>
<tr>
<td style="padding-right: 4px;white-space:nowrap;"><strong> Namespace Prefix:</strong></td>
<td>us-gaap_</td>
</tr>
<tr>
<td><strong> Data Type:</strong></td>
<td>xbrli:monetaryItemType</td>
</tr>
<tr>
<td><strong> Balance Type:</strong></td>
<td>credit</td>
</tr>
<tr>
<td><strong> Period Type:</strong></td>
<td>duration</td>
</tr>
</table></div>
</div></td></tr>
</table>
<table border="0" cellpadding="0" cellspacing="0" class="authRefData" style="display: none;" id="defref_us-gaap_ProceedsFromIssuanceOfCommonStock">
<tr><td class="hide"><a style="color: white;" href="javascript:void(0);" onclick="top.Show.hideAR();">X</a></td></tr>
<tr><td><div class="body" style="padding: 2px;">
<a href="javascript:void(0);" onclick="top.Show.toggleNext( this );">- Definition</a><div><p>The cash inflow from the additional capital contribution to the entity.</p></div>
<a href="javascript:void(0);" onclick="top.Show.toggleNext( this );">+ References</a><div style="display: none;"><p>Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef<br> -Publisher FASB<br> -Name Accounting Standards Codification<br> -Topic 230<br> -SubTopic 10<br> -Section 45<br> -Paragraph 14<br> -Subparagraph (a)<br> -URI http://asc.fasb.org/extlink&amp;oid=121586364&amp;loc=d3e3255-108585<br></p></div>
<a href="javascript:void(0);" onclick="top.Show.toggleNext( this );">+ Details</a><div style="display: none;"><table border="0" cellpadding="0" cellspacing="0">
<tr>
<td><strong> Name:</strong></td>
<td style="white-space:nowrap;">us-gaap_ProceedsFromIssuanceOfCommonStock</td>
</tr>
<tr>
<td style="padding-right: 4px;white-space:nowrap;"><strong> Namespace Prefix:</strong></td>
<td>us-gaap_</td>
</tr>
<tr>
<td><strong> Data Type:</strong></td>
<td>xbrli:monetaryItemType</td>
</tr>
<tr>
<td><strong> Balance Type:</strong></td>
<td>debit</td>
</tr>
<tr>
<td><strong> Period Type:</strong></td>
<td>duration</td>
</tr>
</table></div>
</div></td></tr>
</table>
<table border="0" cellpadding="0" cellspacing="0" class="authRefData" style="display: none;" id="defref_us-gaap_ProceedsFromIssuanceOfLongTermDebt">
<tr><td class="hide"><a style="color: white;" href="javascript:void(0);" onclick="top.Show.hideAR();">X</a></td></tr>
<tr><td><div class="body" style="padding: 2px;">
<a href="javascript:void(0);" onclick="top.Show.toggleNext( this );">- Definition</a><div><p>The cash inflow from a debt initially having maturity due after one year or beyond the operating cycle, if longer.</p></div>
<a href="javascript:void(0);" onclick="top.Show.toggleNext( this );">+ References</a><div style="display: none;"><p>Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef<br> -Publisher FASB<br> -Name Accounting Standards Codification<br> -Topic 230<br> -SubTopic 10<br> -Section 45<br> -Paragraph 14<br> -Subparagraph (b)<br> -URI http://asc.fasb.org/extlink&amp;oid=121586364&amp;loc=d3e3255-108585<br></p></div>
<a href="javascript:void(0);" onclick="top.Show.toggleNext( this );">+ Details</a><div style="display: none;"><table border="0" cellpadding="0" cellspacing="0">
<tr>
<td><strong> Name:</strong></td>
<td style="white-space:nowrap;">us-gaap_ProceedsFromIssuanceOfLongTermDebt</td>
</tr>
<tr>
<td style="padding-right: 4px;white-space:nowrap;"><strong> Namespace Prefix:</strong></td>
<td>us-gaap_</td>
</tr>
<tr>
<td><strong> Data Type:</strong></td>
<td>xbrli:monetaryItemType</td>
</tr>
<tr>
<td><strong> Balance Type:</strong></td>
<td>debit</td>
</tr>
<tr>
<td><strong> Period Type:</strong></td>
<td>duration</td>
</tr>
</table></div>
</div></td></tr>
</table>
<table border="0" cellpadding="0" cellspacing="0" class="authRefData" style="display: none;" id="defref_us-gaap_ProceedsFromRepaymentsOfShortTermDebt">
<tr><td class="hide"><a style="color: white;" href="javascript:void(0);" onclick="top.Show.hideAR();">X</a></td></tr>
<tr><td><div class="body" style="padding: 2px;">
<a href="javascript:void(0);" onclick="top.Show.toggleNext( this );">- Definition</a><div><p>The net cash inflow or outflow for borrowing having initial term of repayment within one year or the normal operating cycle, if longer.</p></div>
<a href="javascript:void(0);" onclick="top.Show.toggleNext( this );">+ References</a><div style="display: none;"><p>Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef<br> -Publisher FASB<br> -Name Accounting Standards Codification<br> -Topic 235<br> -SubTopic 10<br> -Section S99<br> -Paragraph 3<br> -Subparagraph (SX 210.12-04(a))<br> -URI http://asc.fasb.org/extlink&amp;oid=120395691&amp;loc=d3e24072-122690<br></p></div>
<a href="javascript:void(0);" onclick="top.Show.toggleNext( this );">+ Details</a><div style="display: none;"><table border="0" cellpadding="0" cellspacing="0">
<tr>
<td><strong> Name:</strong></td>
<td style="white-space:nowrap;">us-gaap_ProceedsFromRepaymentsOfShortTermDebt</td>
</tr>
<tr>
<td style="padding-right: 4px;white-space:nowrap;"><strong> Namespace Prefix:</strong></td>
<td>us-gaap_</td>
</tr>
<tr>
<td><strong> Data Type:</strong></td>
<td>xbrli:monetaryItemType</td>
</tr>
<tr>
<td><strong> Balance Type:</strong></td>
<td>debit</td>
</tr>
<tr>
<td><strong> Period Type:</strong></td>
<td>duration</td>
</tr>
</table></div>
</div></td></tr>
</table>
<table border="0" cellpadding="0" cellspacing="0" class="authRefData" style="display: none;" id="defref_us-gaap_ProceedsFromSaleOfProductiveAssets">
<tr><td class="hide"><a style="color: white;" href="javascript:void(0);" onclick="top.Show.hideAR();">X</a></td></tr>
<tr><td><div class="body" style="padding: 2px;">
<a href="javascript:void(0);" onclick="top.Show.toggleNext( this );">- Definition</a><div><p>The cash inflow from the sale of property, plant and equipment (capital expenditures), software, and other intangible assets.</p></div>
<a href="javascript:void(0);" onclick="top.Show.toggleNext( this );">+ References</a><div style="display: none;"><p>Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef<br> -Publisher FASB<br> -Name Accounting Standards Codification<br> -Topic 230<br> -SubTopic 10<br> -Section 45<br> -Paragraph 12<br> -Subparagraph (c)<br> -URI http://asc.fasb.org/extlink&amp;oid=121586364&amp;loc=d3e3179-108585<br></p></div>
<a href="javascript:void(0);" onclick="top.Show.toggleNext( this );">+ Details</a><div style="display: none;"><table border="0" cellpadding="0" cellspacing="0">
<tr>
<td><strong> Name:</strong></td>
<td style="white-space:nowrap;">us-gaap_ProceedsFromSaleOfProductiveAssets</td>
</tr>
<tr>
<td style="padding-right: 4px;white-space:nowrap;"><strong> Namespace Prefix:</strong></td>
<td>us-gaap_</td>
</tr>
<tr>
<td><strong> Data Type:</strong></td>
<td>xbrli:monetaryItemType</td>
</tr>
<tr>
<td><strong> Balance Type:</strong></td>
<td>debit</td>
</tr>
<tr>
<td><strong> Period Type:</strong></td>
<td>duration</td>
</tr>
</table></div>
</div></td></tr>
</table>
<table border="0" cellpadding="0" cellspacing="0" class="authRefData" style="display: none;" id="defref_us-gaap_RepaymentsOfLongTermDebt">
<tr><td class="hide"><a style="color: white;" href="javascript:void(0);" onclick="top.Show.hideAR();">X</a></td></tr>
<tr><td><div class="body" style="padding: 2px;">
<a href="javascript:void(0);" onclick="top.Show.toggleNext( this );">- Definition</a><div><p>The cash outflow for debt initially having maturity due after one year or beyond the normal operating cycle, if longer.</p></div>
<a href="javascript:void(0);" onclick="top.Show.toggleNext( this );">+ References</a><div style="display: none;"><p>Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef<br> -Publisher FASB<br> -Name Accounting Standards Codification<br> -Topic 230<br> -SubTopic 10<br> -Section 45<br> -Paragraph 15<br> -Subparagraph (b)<br> -URI http://asc.fasb.org/extlink&amp;oid=121586364&amp;loc=d3e3291-108585<br></p></div>
<a href="javascript:void(0);" onclick="top.Show.toggleNext( this );">+ Details</a><div style="display: none;"><table border="0" cellpadding="0" cellspacing="0">
<tr>
<td><strong> Name:</strong></td>
<td style="white-space:nowrap;">us-gaap_RepaymentsOfLongTermDebt</td>
</tr>
<tr>
<td style="padding-right: 4px;white-space:nowrap;"><strong> Namespace Prefix:</strong></td>
<td>us-gaap_</td>
</tr>
<tr>
<td><strong> Data Type:</strong></td>
<td>xbrli:monetaryItemType</td>
</tr>
<tr>
<td><strong> Balance Type:</strong></td>
<td>credit</td>
</tr>
<tr>
<td><strong> Period Type:</strong></td>
<td>duration</td>
</tr>
</table></div>
</div></td></tr>
</table>
<table border="0" cellpadding="0" cellspacing="0" class="authRefData" style="display: none;" id="defref_us-gaap_ShareBasedCompensation">
<tr><td class="hide"><a style="color: white;" href="javascript:void(0);" onclick="top.Show.hideAR();">X</a></td></tr>
<tr><td><div class="body" style="padding: 2px;">
<a href="javascript:void(0);" onclick="top.Show.toggleNext( this );">- Definition</a><div><p>Amount of noncash expense for share-based payment arrangement.</p></div>
<a href="javascript:void(0);" onclick="top.Show.toggleNext( this );">+ References</a><div style="display: none;"><p>Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef<br> -Publisher FASB<br> -Name Accounting Standards Codification<br> -Topic 230<br> -SubTopic 10<br> -Section 45<br> -Paragraph 28<br> -Subparagraph (a)<br> -URI http://asc.fasb.org/extlink&amp;oid=121586364&amp;loc=d3e3602-108585<br></p></div>
<a href="javascript:void(0);" onclick="top.Show.toggleNext( this );">+ Details</a><div style="display: none;"><table border="0" cellpadding="0" cellspacing="0">
<tr>
<td><strong> Name:</strong></td>
<td style="white-space:nowrap;">us-gaap_ShareBasedCompensation</td>
</tr>
<tr>
<td style="padding-right: 4px;white-space:nowrap;"><strong> Namespace Prefix:</strong></td>
<td>us-gaap_</td>
</tr>
<tr>
<td><strong> Data Type:</strong></td>
<td>xbrli:monetaryItemType</td>
</tr>
<tr>
<td><strong> Balance Type:</strong></td>
<td>debit</td>
</tr>
<tr>
<td><strong> Period Type:</strong></td>
<td>duration</td>
</tr>
</table></div>
</div></td></tr>
</table>
</div>
</body>
</html>
</TEXT>
</DOCUMENT>
<DOCUMENT>
<TYPE>XML
<SEQUENCE>20
<FILENAME>R9.htm
<DESCRIPTION>IDEA: XBRL DOCUMENT
<TEXT>
<html>
<head>
<title></title>
<link rel="stylesheet" type="text/css" href="report.css">
<script type="text/javascript" src="Show.js">/* Do Not Remove This Comment */</script><script type="text/javascript">
							function toggleNextSibling (e) {
							if (e.nextSibling.style.display=='none') {
							e.nextSibling.style.display='block';
							} else { e.nextSibling.style.display='none'; }
							}</script>
</head>
<body>
<span style="display: none;">v3.21.1</span><table class="report" border="0" cellspacing="2" id="idm140348366399320">
<tr>
<th class="tl" colspan="1" rowspan="2"><div style="width: 200px;"><strong>Summary of Significant Accounting Policies<br></strong></div></th>
<th class="th" colspan="1">3 Months Ended</th>
</tr>
<tr><th class="th"><div>Mar. 31, 2021</div></th></tr>
<tr class="re">
<td class="pl " style="border-bottom: 0px;" valign="top"><a class="a" href="javascript:void(0);" onclick="top.Show.showAR( this, 'defref_us-gaap_AccountingPoliciesAbstract', window );"><strong>Accounting Policies [Abstract]</strong></a></td>
<td class="text">&#160;<span></span>
</td>
</tr>
<tr class="ro">
<td class="pl " style="border-bottom: 0px;" valign="top"><a class="a" href="javascript:void(0);" onclick="top.Show.showAR( this, 'defref_us-gaap_SignificantAccountingPoliciesTextBlock', window );">Summary of Significant Accounting Policies</a></td>
<td class="text">Summary of Significant Accounting Policies<div><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:9pt;font-weight:700;line-height:120%">Overview</span></div><div style="margin-bottom:6pt"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:9pt;font-weight:400;line-height:120%">Otter Tail Corporation and its subsidiaries (collectively, the "Company", "us", "our" or "we") form a diverse, multi-platform business consisting of a vertically integrated, regulated utility with generation, transmission and distribution facilities complemented by manufacturing businesses providing metal fabrication for custom machine parts and metal components, manufacturing of extruded and thermoformed plastic products, and manufacturing of PVC pipe products. We classify our business into three segments: Electric, Manufacturing and Plastics. </span></div><div><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:9pt;font-weight:700;line-height:120%">Basis of Presentation</span></div><div style="margin-bottom:6pt"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:9pt;font-weight:400;line-height:120%">The unaudited consolidated financial statements included herein have been prepared pursuant to the rules and regulations of the SEC for interim reporting. Accordingly, they do not include all the information and footnotes required by generally accepted accounting principles. In the opinion of management, we have included all adjustments (including normal recurring accruals) necessary for a fair presentation of the consolidated financial statements for the periods presented. The consolidated financial statements and condensed notes thereto should be read in conjunction with the consolidated financial statements and notes included in our Annual Report on </span><span style="color:#0000ff;font-family:'Calibri',sans-serif;font-size:9pt;font-weight:400;line-height:120%;text-decoration:underline"><a href="https://www.sec.gov/ix?doc=/Archives/edgar/data/1466593/000146659321000011/ottr-20201231.htm" style="color:#0000ff;font-family:'Calibri',sans-serif;font-size:9pt;font-weight:400;line-height:120%;text-decoration:underline">Form 10-K</a></span><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:9pt;font-weight:400;line-height:120%"> for the fiscal year ended December 31, 2020. </span></div><div style="margin-bottom:6pt"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:9pt;font-weight:400;line-height:120%">Because of the coronavirus (COVID-19) pandemic, the seasonality of our businesses and other factors, the earnings for the three months ended March&#160;31, 2021 should not be taken as an indication of earnings for all or any part of the balance of the year.</span></div><div><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:9pt;font-weight:700;line-height:120%">Use of Estimates</span></div><div style="margin-bottom:6pt"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:9pt;font-weight:400;line-height:120%">We use estimates based on the best information available in recording transactions and balances resulting from business operations. As better information becomes available (or actual amounts are known), the recorded estimates are revised. Consequently, operating results can be affected by revisions to prior accounting estimates.</span></div><span></span>
</td>
</tr>
</table>
<div style="display: none;">
<table border="0" cellpadding="0" cellspacing="0" class="authRefData" style="display: none;" id="defref_us-gaap_AccountingPoliciesAbstract">
<tr><td class="hide"><a style="color: white;" href="javascript:void(0);" onclick="top.Show.hideAR();">X</a></td></tr>
<tr><td><div class="body" style="padding: 2px;">
<a href="javascript:void(0);" onclick="top.Show.toggleNext( this );">- References</a><div><p>No definition available.</p></div>
<a href="javascript:void(0);" onclick="top.Show.toggleNext( this );">+ Details</a><div style="display: none;"><table border="0" cellpadding="0" cellspacing="0">
<tr>
<td><strong> Name:</strong></td>
<td style="white-space:nowrap;">us-gaap_AccountingPoliciesAbstract</td>
</tr>
<tr>
<td style="padding-right: 4px;white-space:nowrap;"><strong> Namespace Prefix:</strong></td>
<td>us-gaap_</td>
</tr>
<tr>
<td><strong> Data Type:</strong></td>
<td>xbrli:stringItemType</td>
</tr>
<tr>
<td><strong> Balance Type:</strong></td>
<td>na</td>
</tr>
<tr>
<td><strong> Period Type:</strong></td>
<td>duration</td>
</tr>
</table></div>
</div></td></tr>
</table>
<table border="0" cellpadding="0" cellspacing="0" class="authRefData" style="display: none;" id="defref_us-gaap_SignificantAccountingPoliciesTextBlock">
<tr><td class="hide"><a style="color: white;" href="javascript:void(0);" onclick="top.Show.hideAR();">X</a></td></tr>
<tr><td><div class="body" style="padding: 2px;">
<a href="javascript:void(0);" onclick="top.Show.toggleNext( this );">- Definition</a><div><p>The entire disclosure for all significant accounting policies of the reporting entity.</p></div>
<a href="javascript:void(0);" onclick="top.Show.toggleNext( this );">+ References</a><div style="display: none;"><p>Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef<br> -Publisher FASB<br> -Name Accounting Standards Codification<br> -Topic 235<br> -URI http://asc.fasb.org/topic&amp;trid=2122369<br></p></div>
<a href="javascript:void(0);" onclick="top.Show.toggleNext( this );">+ Details</a><div style="display: none;"><table border="0" cellpadding="0" cellspacing="0">
<tr>
<td><strong> Name:</strong></td>
<td style="white-space:nowrap;">us-gaap_SignificantAccountingPoliciesTextBlock</td>
</tr>
<tr>
<td style="padding-right: 4px;white-space:nowrap;"><strong> Namespace Prefix:</strong></td>
<td>us-gaap_</td>
</tr>
<tr>
<td><strong> Data Type:</strong></td>
<td>nonnum:textBlockItemType</td>
</tr>
<tr>
<td><strong> Balance Type:</strong></td>
<td>na</td>
</tr>
<tr>
<td><strong> Period Type:</strong></td>
<td>duration</td>
</tr>
</table></div>
</div></td></tr>
</table>
</div>
</body>
</html>
</TEXT>
</DOCUMENT>
<DOCUMENT>
<TYPE>XML
<SEQUENCE>21
<FILENAME>R10.htm
<DESCRIPTION>IDEA: XBRL DOCUMENT
<TEXT>
<html>
<head>
<title></title>
<link rel="stylesheet" type="text/css" href="report.css">
<script type="text/javascript" src="Show.js">/* Do Not Remove This Comment */</script><script type="text/javascript">
							function toggleNextSibling (e) {
							if (e.nextSibling.style.display=='none') {
							e.nextSibling.style.display='block';
							} else { e.nextSibling.style.display='none'; }
							}</script>
</head>
<body>
<span style="display: none;">v3.21.1</span><table class="report" border="0" cellspacing="2" id="idm140348368076520">
<tr>
<th class="tl" colspan="1" rowspan="2"><div style="width: 200px;"><strong>Segment Information<br></strong></div></th>
<th class="th" colspan="1">3 Months Ended</th>
</tr>
<tr><th class="th"><div>Mar. 31, 2021</div></th></tr>
<tr class="re">
<td class="pl " style="border-bottom: 0px;" valign="top"><a class="a" href="javascript:void(0);" onclick="top.Show.showAR( this, 'defref_us-gaap_SegmentReportingAbstract', window );"><strong>Segment Reporting [Abstract]</strong></a></td>
<td class="text">&#160;<span></span>
</td>
</tr>
<tr class="ro">
<td class="pl " style="border-bottom: 0px;" valign="top"><a class="a" href="javascript:void(0);" onclick="top.Show.showAR( this, 'defref_us-gaap_SegmentReportingDisclosureTextBlock', window );">Segment Information</a></td>
<td class="text">Segment Information<div style="margin-bottom:3pt"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:9pt;font-weight:400;line-height:120%">We classify our business into three segments, Electric, Manufacturing and Plastics, consistent with our business strategy, organizational structure and our internal reporting and review processes used by our chief operating decision maker to make decisions regarding allocation of resources, to assess operating performance and to make strategic decisions.</span></div><div style="margin-bottom:6pt"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:9pt;font-weight:400;line-height:120%">Certain assets and costs are not allocated to our operating segments. Corporate operating costs include items such as corporate staff and overhead costs, the results of our captive insurance company and other items excluded from the measurement of operating segment performance. Corporate assets consist primarily of cash, prepaid expenses, investments and fixed assets. Corporate is not an operating segment, rather it is added to operating segment totals to reconcile to consolidated amounts.</span></div><div style="margin-bottom:3pt"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:9pt;font-weight:400;line-height:120%">Information for each segment and our unallocated corporate costs for the three months ended March&#160;31, 2021 and 2020 are as follows: </span></div><div style="margin-bottom:3pt"><table style="border-collapse:collapse;display:inline-table;margin-bottom:5pt;vertical-align:text-bottom;width:100.000%"><tr><td style="width:1.0%"/><td style="width:71.122%"/><td style="width:0.1%"/><td style="width:1.0%"/><td style="width:2.650%"/><td style="width:0.1%"/><td style="width:1.0%"/><td style="width:10.011%"/><td style="width:0.1%"/><td style="width:0.1%"/><td style="width:1.605%"/><td style="width:0.1%"/><td style="width:1.0%"/><td style="width:10.012%"/><td style="width:0.1%"/><td colspan="3" style="display:none"/><td colspan="3" style="display:none"/><td colspan="3" style="display:none"/><td colspan="3" style="display:none"/></tr><tr><td colspan="3" style="display:none"/><td colspan="3" style="display:none"/><td colspan="3" style="display:none"/><td colspan="3" style="display:none"/><td colspan="3" style="display:none"/></tr><tr><td colspan="3" style="border-bottom:1pt solid #000;padding:2px 1pt;text-align:left;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-style:italic;font-weight:700;line-height:120%">(in thousands)</span></td><td colspan="3" style="border-bottom:1pt solid #000;padding:0 1pt"/><td colspan="3" style="border-bottom:1pt solid #000;padding:2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-style:italic;font-weight:700;line-height:120%">2021</span></td><td colspan="3" style="border-bottom:1pt solid #000;padding:0 1pt"/><td colspan="3" style="border-bottom:1pt solid #000;padding:2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-style:italic;font-weight:700;line-height:120%">2020</span></td><td colspan="3" style="display:none"/><td colspan="3" style="display:none"/><td colspan="3" style="display:none"/><td colspan="3" style="display:none"/></tr><tr style="height:3pt"><td colspan="3" style="border-top:1pt solid #000;padding:0 1pt"/><td colspan="3" style="border-top:1pt solid #000;padding:0 1pt"/><td colspan="3" style="border-top:1pt solid #000;padding:0 1pt"/><td colspan="3" style="border-top:1pt solid #000;padding:0 1pt"/><td colspan="3" style="border-top:1pt solid #000;padding:0 1pt"/><td colspan="3" style="display:none"/><td colspan="3" style="display:none"/><td colspan="3" style="display:none"/><td colspan="3" style="display:none"/></tr><tr><td colspan="3" style="background-color:#dbdbdb;padding:2px 1pt;text-align:left;vertical-align:bottom"><div><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:120%">Operating Revenue</span><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:5.2pt;font-weight:700;line-height:120%;position:relative;top:-2.8pt;vertical-align:baseline">1</span></div></td><td colspan="3" style="background-color:#dbdbdb;padding:0 1pt"/><td colspan="3" style="background-color:#dbdbdb;padding:0 1pt"/><td colspan="3" style="background-color:#dbdbdb;padding:0 1pt"/><td colspan="3" style="background-color:#dbdbdb;padding:0 1pt"/><td colspan="3" style="display:none"/><td colspan="3" style="display:none"/><td colspan="3" style="display:none"/><td colspan="3" style="display:none"/></tr><tr><td colspan="3" style="background-color:#ffffff;padding:2px 1pt 2px 7.75pt;text-align:left;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">Electric</span></td><td colspan="3" style="background-color:#ffffff;padding:0 1pt"/><td style="background-color:#ffffff;padding:2px 0 2px 1pt;text-align:left;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:120%">$</span></td><td style="background-color:#ffffff;padding:2px 0;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:120%">123,699</span><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">&#160;</span></td><td style="background-color:#ffffff;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/><td colspan="3" style="background-color:#ffffff;padding:0 1pt"/><td style="background-color:#ffffff;padding:2px 0 2px 1pt;text-align:left;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">$</span></td><td style="background-color:#ffffff;padding:2px 0;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">119,870&#160;</span></td><td style="background-color:#ffffff;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/><td colspan="3" style="display:none"/><td colspan="3" style="display:none"/><td colspan="3" style="display:none"/><td colspan="3" style="display:none"/></tr><tr><td colspan="3" style="background-color:#dbdbdb;padding:2px 1pt 2px 7.75pt;text-align:left;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">Manufacturing</span></td><td colspan="3" style="background-color:#dbdbdb;padding:0 1pt"/><td colspan="2" style="background-color:#dbdbdb;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:120%">75,825</span><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">&#160;</span></td><td style="background-color:#dbdbdb;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/><td colspan="3" style="background-color:#dbdbdb;padding:0 1pt"/><td colspan="2" style="background-color:#dbdbdb;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">68,479&#160;</span></td><td style="background-color:#dbdbdb;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/><td colspan="3" style="display:none"/><td colspan="3" style="display:none"/><td colspan="3" style="display:none"/><td colspan="3" style="display:none"/></tr><tr><td colspan="3" style="background-color:#ffffff;padding:2px 1pt 2px 7.75pt;text-align:left;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">Plastics</span></td><td colspan="3" style="background-color:#ffffff;padding:0 1pt"/><td colspan="2" style="background-color:#ffffff;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:120%">62,186</span><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">&#160;</span></td><td style="background-color:#ffffff;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/><td colspan="3" style="background-color:#ffffff;padding:0 1pt"/><td colspan="2" style="background-color:#ffffff;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">46,398&#160;</span></td><td style="background-color:#ffffff;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/><td colspan="3" style="display:none"/><td colspan="3" style="display:none"/><td colspan="3" style="display:none"/><td colspan="3" style="display:none"/></tr><tr><td colspan="3" style="background-color:#dbdbdb;border-top:1pt solid #000;padding:2px 1pt 2px 13pt;text-align:left;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:120%">Total</span></td><td colspan="3" style="background-color:#dbdbdb;border-top:1pt solid #000;padding:0 1pt"/><td style="background-color:#dbdbdb;border-top:1pt solid #000;padding:2px 0 2px 1pt;text-align:left;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:120%">$</span></td><td style="background-color:#dbdbdb;border-top:1pt solid #000;padding:2px 0;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:120%">261,710</span><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">&#160;</span></td><td style="background-color:#dbdbdb;border-top:1pt solid #000;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/><td colspan="3" style="background-color:#dbdbdb;border-top:1pt solid #000;padding:0 1pt"/><td style="background-color:#dbdbdb;border-top:1pt solid #000;padding:2px 0 2px 1pt;text-align:left;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">$</span></td><td style="background-color:#dbdbdb;border-top:1pt solid #000;padding:2px 0;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">234,747&#160;</span></td><td style="background-color:#dbdbdb;border-top:1pt solid #000;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/><td colspan="3" style="display:none"/><td colspan="3" style="display:none"/><td colspan="3" style="display:none"/><td colspan="3" style="display:none"/></tr><tr><td colspan="3" style="background-color:#ffffff;padding:2px 1pt;text-align:left;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:120%">Net Income (Loss)</span></td><td colspan="3" style="background-color:#ffffff;padding:0 1pt"/><td colspan="3" style="background-color:#ffffff;padding:0 1pt"/><td colspan="3" style="background-color:#ffffff;padding:0 1pt"/><td colspan="3" style="background-color:#ffffff;padding:0 1pt"/><td colspan="3" style="display:none"/><td colspan="3" style="display:none"/><td colspan="3" style="display:none"/><td colspan="3" style="display:none"/></tr><tr><td colspan="3" style="background-color:#dbdbdb;padding:2px 1pt 2px 7.75pt;text-align:left;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">Electric</span></td><td colspan="3" style="background-color:#dbdbdb;padding:0 1pt"/><td style="background-color:#dbdbdb;padding:2px 0 2px 1pt;text-align:left;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:120%">$</span></td><td style="background-color:#dbdbdb;padding:2px 0;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:120%">17,587</span><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">&#160;</span></td><td style="background-color:#dbdbdb;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/><td colspan="3" style="background-color:#dbdbdb;padding:0 1pt"/><td style="background-color:#dbdbdb;padding:2px 0 2px 1pt;text-align:left;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">$</span></td><td style="background-color:#dbdbdb;padding:2px 0;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">16,182&#160;</span></td><td style="background-color:#dbdbdb;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/><td colspan="3" style="display:none"/><td colspan="3" style="display:none"/><td colspan="3" style="display:none"/><td colspan="3" style="display:none"/></tr><tr><td colspan="3" style="background-color:#ffffff;padding:2px 1pt 2px 7.75pt;text-align:left;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">Manufacturing</span></td><td colspan="3" style="background-color:#ffffff;padding:0 1pt"/><td colspan="2" style="background-color:#ffffff;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:120%">5,385</span><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">&#160;</span></td><td style="background-color:#ffffff;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/><td colspan="3" style="background-color:#ffffff;padding:0 1pt"/><td colspan="2" style="background-color:#ffffff;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">4,927&#160;</span></td><td style="background-color:#ffffff;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/><td colspan="3" style="display:none"/><td colspan="3" style="display:none"/><td colspan="3" style="display:none"/><td colspan="3" style="display:none"/></tr><tr><td colspan="3" style="background-color:#dbdbdb;padding:2px 1pt 2px 7.75pt;text-align:left;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">Plastics</span></td><td colspan="3" style="background-color:#dbdbdb;padding:0 1pt"/><td colspan="2" style="background-color:#dbdbdb;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:120%">9,147</span><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">&#160;</span></td><td style="background-color:#dbdbdb;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/><td colspan="3" style="background-color:#dbdbdb;padding:0 1pt"/><td colspan="2" style="background-color:#dbdbdb;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">5,449&#160;</span></td><td style="background-color:#dbdbdb;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/><td colspan="3" style="display:none"/><td colspan="3" style="display:none"/><td colspan="3" style="display:none"/><td colspan="3" style="display:none"/></tr><tr><td colspan="3" style="background-color:#ffffff;padding:2px 1pt 2px 7.75pt;text-align:left;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">Corporate</span></td><td colspan="3" style="background-color:#ffffff;padding:0 1pt"/><td colspan="2" style="background-color:#ffffff;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:120%">(1,790)</span></td><td style="background-color:#ffffff;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/><td colspan="3" style="background-color:#ffffff;padding:0 1pt"/><td colspan="2" style="background-color:#ffffff;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">(2,290)</span></td><td style="background-color:#ffffff;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/><td colspan="3" style="display:none"/><td colspan="3" style="display:none"/><td colspan="3" style="display:none"/><td colspan="3" style="display:none"/></tr><tr><td colspan="3" style="background-color:#dbdbdb;border-top:1pt solid #000;padding:2px 1pt 2px 13pt;text-align:left;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:120%">Total</span></td><td colspan="3" style="background-color:#dbdbdb;border-top:1pt solid #000;padding:0 1pt"/><td style="background-color:#dbdbdb;border-top:1pt solid #000;padding:2px 0 2px 1pt;text-align:left;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:120%">$</span></td><td style="background-color:#dbdbdb;border-top:1pt solid #000;padding:2px 0;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:120%">30,329</span><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">&#160;</span></td><td style="background-color:#dbdbdb;border-top:1pt solid #000;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/><td colspan="3" style="background-color:#dbdbdb;border-top:1pt solid #000;padding:0 1pt"/><td style="background-color:#dbdbdb;border-top:1pt solid #000;padding:2px 0 2px 1pt;text-align:left;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">$</span></td><td style="background-color:#dbdbdb;border-top:1pt solid #000;padding:2px 0;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">24,268&#160;</span></td><td style="background-color:#dbdbdb;border-top:1pt solid #000;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/><td colspan="3" style="display:none"/><td colspan="3" style="display:none"/><td colspan="3" style="display:none"/><td colspan="3" style="display:none"/></tr><tr style="height:3pt"><td colspan="3" style="background-color:#ffffff;padding:0 1pt"/><td colspan="3" style="background-color:#ffffff;padding:0 1pt"/><td colspan="3" style="background-color:#ffffff;padding:0 1pt"/><td colspan="3" style="background-color:#ffffff;padding:0 1pt"/><td colspan="3" style="background-color:#ffffff;padding:0 1pt"/><td colspan="3" style="display:none"/><td colspan="3" style="display:none"/><td colspan="3" style="display:none"/><td colspan="3" style="display:none"/></tr><tr><td colspan="3" style="border-top:1pt solid #000;padding:2px 1pt;text-align:left;vertical-align:bottom"><div><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:4.55pt;font-style:italic;font-weight:400;line-height:120%;position:relative;top:-2.44pt;vertical-align:baseline">1</span><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:7pt;font-style:italic;font-weight:400;line-height:120%">Amounts reflect operating revenues to external customers. Intersegment operating revenues are not material for any period presented.</span></div></td><td colspan="3" style="padding:0 1pt"/><td colspan="3" style="padding:0 1pt"/><td colspan="3" style="padding:0 1pt"/><td colspan="3" style="padding:0 1pt"/><td colspan="3" style="display:none"/><td colspan="3" style="display:none"/><td colspan="3" style="display:none"/><td colspan="3" style="display:none"/></tr></table></div><div style="margin-bottom:3pt;margin-top:6pt"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:9pt;font-weight:400;line-height:120%">The following provides the identifiable assets by segment and corporate assets as of March&#160;31, 2021 and December&#160;31, 2020:</span></div><div style="margin-bottom:6pt"><table style="border-collapse:collapse;display:inline-table;margin-bottom:5pt;vertical-align:text-bottom;width:100.000%"><tr><td style="width:1.0%"/><td style="width:74.872%"/><td style="width:0.1%"/><td style="width:1.0%"/><td style="width:10.011%"/><td style="width:0.1%"/><td style="width:0.1%"/><td style="width:1.605%"/><td style="width:0.1%"/><td style="width:1.0%"/><td style="width:10.012%"/><td style="width:0.1%"/></tr><tr><td colspan="3" style="padding:2px 1pt;text-align:left;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-style:italic;font-weight:700;line-height:120%">(in thousands)</span></td><td colspan="3" style="padding:2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-style:italic;font-weight:700;line-height:120%">March 31,<br/>2021</span></td><td colspan="3" style="padding:0 1pt"/><td colspan="3" style="padding:2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-style:italic;font-weight:700;line-height:120%">December 31,<br/>2020</span></td></tr><tr style="height:3pt"><td colspan="3" style="border-top:1pt solid #000;padding:0 1pt"/><td colspan="3" style="border-top:1pt solid #000;padding:0 1pt"/><td colspan="3" style="border-top:1pt solid #000;padding:0 1pt"/><td colspan="3" style="border-top:1pt solid #000;padding:0 1pt"/></tr><tr><td colspan="3" style="background-color:#dbdbdb;padding:2px 1pt;text-align:left;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:120%">Identifiable Assets</span></td><td colspan="3" style="background-color:#dbdbdb;padding:0 1pt"/><td colspan="3" style="background-color:#dbdbdb;padding:0 1pt"/><td colspan="3" style="background-color:#dbdbdb;padding:0 1pt"/></tr><tr><td colspan="3" style="background-color:#ffffff;padding:2px 1pt 2px 7.75pt;text-align:left;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">Electric</span></td><td style="background-color:#ffffff;padding:2px 0 2px 1pt;text-align:left;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:120%">$</span></td><td style="background-color:#ffffff;padding:2px 0;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:120%">2,242,026</span><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">&#160;</span></td><td style="background-color:#ffffff;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/><td colspan="3" style="background-color:#ffffff;padding:0 1pt"/><td style="background-color:#ffffff;padding:2px 0 2px 1pt;text-align:left;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">$</span></td><td style="background-color:#ffffff;padding:2px 0;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">2,233,399&#160;</span></td><td style="background-color:#ffffff;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/></tr><tr><td colspan="3" style="background-color:#dbdbdb;padding:2px 1pt 2px 7.75pt;text-align:left;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">Manufacturing</span></td><td colspan="2" style="background-color:#dbdbdb;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:120%">209,477</span><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">&#160;</span></td><td style="background-color:#dbdbdb;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/><td colspan="3" style="background-color:#dbdbdb;padding:0 1pt"/><td colspan="2" style="background-color:#dbdbdb;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">191,005&#160;</span></td><td style="background-color:#dbdbdb;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/></tr><tr><td colspan="3" style="background-color:#ffffff;padding:2px 1pt 2px 7.75pt;text-align:left;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">Plastics</span></td><td colspan="2" style="background-color:#ffffff;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:120%">111,148</span><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">&#160;</span></td><td style="background-color:#ffffff;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/><td colspan="3" style="background-color:#ffffff;padding:0 1pt"/><td colspan="2" style="background-color:#ffffff;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">99,767&#160;</span></td><td style="background-color:#ffffff;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/></tr><tr><td colspan="3" style="background-color:#dbdbdb;padding:2px 1pt 2px 7.75pt;text-align:left;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">Corporate</span></td><td colspan="2" style="background-color:#dbdbdb;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:120%">55,889</span><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">&#160;</span></td><td style="background-color:#dbdbdb;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/><td colspan="3" style="background-color:#dbdbdb;padding:0 1pt"/><td colspan="2" style="background-color:#dbdbdb;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">54,183&#160;</span></td><td style="background-color:#dbdbdb;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/></tr><tr><td colspan="3" style="background-color:#ffffff;border-top:1pt solid #000;padding:2px 1pt 2px 13pt;text-align:left;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:120%">Total</span></td><td style="background-color:#ffffff;border-top:1pt solid #000;padding:2px 0 2px 1pt;text-align:left;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:120%">$</span></td><td style="background-color:#ffffff;border-top:1pt solid #000;padding:2px 0;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:120%">2,618,540</span><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">&#160;</span></td><td style="background-color:#ffffff;border-top:1pt solid #000;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/><td colspan="3" style="background-color:#ffffff;border-top:1pt solid #000;padding:0 1pt"/><td style="background-color:#ffffff;border-top:1pt solid #000;padding:2px 0 2px 1pt;text-align:left;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">$</span></td><td style="background-color:#ffffff;border-top:1pt solid #000;padding:2px 0;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">2,578,354&#160;</span></td><td style="background-color:#ffffff;border-top:1pt solid #000;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/></tr></table></div><span></span>
</td>
</tr>
</table>
<div style="display: none;">
<table border="0" cellpadding="0" cellspacing="0" class="authRefData" style="display: none;" id="defref_us-gaap_SegmentReportingAbstract">
<tr><td class="hide"><a style="color: white;" href="javascript:void(0);" onclick="top.Show.hideAR();">X</a></td></tr>
<tr><td><div class="body" style="padding: 2px;">
<a href="javascript:void(0);" onclick="top.Show.toggleNext( this );">- References</a><div><p>No definition available.</p></div>
<a href="javascript:void(0);" onclick="top.Show.toggleNext( this );">+ Details</a><div style="display: none;"><table border="0" cellpadding="0" cellspacing="0">
<tr>
<td><strong> Name:</strong></td>
<td style="white-space:nowrap;">us-gaap_SegmentReportingAbstract</td>
</tr>
<tr>
<td style="padding-right: 4px;white-space:nowrap;"><strong> Namespace Prefix:</strong></td>
<td>us-gaap_</td>
</tr>
<tr>
<td><strong> Data Type:</strong></td>
<td>xbrli:stringItemType</td>
</tr>
<tr>
<td><strong> Balance Type:</strong></td>
<td>na</td>
</tr>
<tr>
<td><strong> Period Type:</strong></td>
<td>duration</td>
</tr>
</table></div>
</div></td></tr>
</table>
<table border="0" cellpadding="0" cellspacing="0" class="authRefData" style="display: none;" id="defref_us-gaap_SegmentReportingDisclosureTextBlock">
<tr><td class="hide"><a style="color: white;" href="javascript:void(0);" onclick="top.Show.hideAR();">X</a></td></tr>
<tr><td><div class="body" style="padding: 2px;">
<a href="javascript:void(0);" onclick="top.Show.toggleNext( this );">- Definition</a><div><p>The entire disclosure for reporting segments including data and tables. Reportable segments include those that meet any of the following quantitative thresholds a) it's reported revenue, including sales to external customers and intersegment sales or transfers is 10 percent or more of the combined revenue, internal and external, of all operating segments b) the absolute amount of its reported profit or loss is 10 percent or more of the greater, in absolute amount of 1) the combined reported profit of all operating segments that did not report a loss or 2) the combined reported loss of all operating segments that did report a loss c) its assets are 10 percent or more of the combined assets of all operating segments.</p></div>
<a href="javascript:void(0);" onclick="top.Show.toggleNext( this );">+ References</a><div style="display: none;"><p>Reference 1: http://www.xbrl.org/2003/role/disclosureRef<br> -Publisher FASB<br> -Name Accounting Standards Codification<br> -Topic 280<br> -SubTopic 10<br> -Section 50<br> -Paragraph 31<br> -URI http://asc.fasb.org/extlink&amp;oid=120311839&amp;loc=d3e8924-108599<br><br>Reference 2: http://www.xbrl.org/2003/role/disclosureRef<br> -Publisher FASB<br> -Name Accounting Standards Codification<br> -Topic 280<br> -SubTopic 10<br> -Section 50<br> -Paragraph 34<br> -URI http://asc.fasb.org/extlink&amp;oid=120311839&amp;loc=d3e8981-108599<br><br>Reference 3: http://www.xbrl.org/2003/role/disclosureRef<br> -Publisher FASB<br> -Name Accounting Standards Codification<br> -Topic 280<br> -SubTopic 10<br> -Section 50<br> -Paragraph 21<br> -Subparagraph (a)<br> -URI http://asc.fasb.org/extlink&amp;oid=120311839&amp;loc=d3e8721-108599<br><br>Reference 4: http://www.xbrl.org/2003/role/disclosureRef<br> -Publisher FASB<br> -Name Accounting Standards Codification<br> -Topic 280<br> -SubTopic 10<br> -Section 50<br> -Paragraph 40<br> -URI http://asc.fasb.org/extlink&amp;oid=120311839&amp;loc=d3e9031-108599<br><br>Reference 5: http://www.xbrl.org/2003/role/disclosureRef<br> -Publisher FASB<br> -Name Accounting Standards Codification<br> -Topic 280<br> -SubTopic 10<br> -Section 50<br> -Paragraph 32<br> -Subparagraph (f)<br> -URI http://asc.fasb.org/extlink&amp;oid=120311839&amp;loc=d3e8933-108599<br><br>Reference 6: http://www.xbrl.org/2003/role/disclosureRef<br> -Publisher FASB<br> -Name Accounting Standards Codification<br> -Topic 280<br> -SubTopic 10<br> -Section 50<br> -Paragraph 32<br> -Subparagraph (e)<br> -URI http://asc.fasb.org/extlink&amp;oid=120311839&amp;loc=d3e8933-108599<br><br>Reference 7: http://www.xbrl.org/2003/role/disclosureRef<br> -Publisher FASB<br> -Name Accounting Standards Codification<br> -Topic 280<br> -SubTopic 10<br> -Section 50<br> -Paragraph 26<br> -URI http://asc.fasb.org/extlink&amp;oid=120311839&amp;loc=d3e8844-108599<br><br>Reference 8: http://www.xbrl.org/2003/role/disclosureRef<br> -Publisher FASB<br> -Name Accounting Standards Codification<br> -Topic 280<br> -SubTopic 10<br> -Section 50<br> -Paragraph 41<br> -URI http://asc.fasb.org/extlink&amp;oid=120311839&amp;loc=d3e9038-108599<br><br>Reference 9: http://www.xbrl.org/2003/role/disclosureRef<br> -Publisher FASB<br> -Name Accounting Standards Codification<br> -Topic 280<br> -SubTopic 10<br> -Section 50<br> -Paragraph 32<br> -Subparagraph (d)<br> -URI http://asc.fasb.org/extlink&amp;oid=120311839&amp;loc=d3e8933-108599<br><br>Reference 10: http://www.xbrl.org/2003/role/disclosureRef<br> -Publisher FASB<br> -Name Accounting Standards Codification<br> -Topic 280<br> -SubTopic 10<br> -Section 50<br> -Paragraph 22<br> -URI http://asc.fasb.org/extlink&amp;oid=120311839&amp;loc=d3e8736-108599<br><br>Reference 11: http://www.xbrl.org/2003/role/disclosureRef<br> -Publisher FASB<br> -Name Accounting Standards Codification<br> -Topic 280<br> -SubTopic 10<br> -Section 50<br> -Paragraph 42<br> -URI http://asc.fasb.org/extlink&amp;oid=120311839&amp;loc=d3e9054-108599<br><br>Reference 12: http://www.xbrl.org/2003/role/disclosureRef<br> -Publisher FASB<br> -Name Accounting Standards Codification<br> -Topic 280<br> -SubTopic 10<br> -Section 50<br> -Paragraph 15<br> -URI http://asc.fasb.org/extlink&amp;oid=120311839&amp;loc=d3e8657-108599<br><br>Reference 13: http://www.xbrl.org/2003/role/disclosureRef<br> -Publisher FASB<br> -Name Accounting Standards Codification<br> -Topic 280<br> -SubTopic 10<br> -Section 50<br> -Paragraph 21<br> -Subparagraph (b)<br> -URI http://asc.fasb.org/extlink&amp;oid=120311839&amp;loc=d3e8721-108599<br><br>Reference 14: http://www.xbrl.org/2003/role/disclosureRef<br> -Publisher FASB<br> -Name Accounting Standards Codification<br> -Topic 280<br> -URI http://asc.fasb.org/topic&amp;trid=2134510<br></p></div>
<a href="javascript:void(0);" onclick="top.Show.toggleNext( this );">+ Details</a><div style="display: none;"><table border="0" cellpadding="0" cellspacing="0">
<tr>
<td><strong> Name:</strong></td>
<td style="white-space:nowrap;">us-gaap_SegmentReportingDisclosureTextBlock</td>
</tr>
<tr>
<td style="padding-right: 4px;white-space:nowrap;"><strong> Namespace Prefix:</strong></td>
<td>us-gaap_</td>
</tr>
<tr>
<td><strong> Data Type:</strong></td>
<td>nonnum:textBlockItemType</td>
</tr>
<tr>
<td><strong> Balance Type:</strong></td>
<td>na</td>
</tr>
<tr>
<td><strong> Period Type:</strong></td>
<td>duration</td>
</tr>
</table></div>
</div></td></tr>
</table>
</div>
</body>
</html>
</TEXT>
</DOCUMENT>
<DOCUMENT>
<TYPE>XML
<SEQUENCE>22
<FILENAME>R11.htm
<DESCRIPTION>IDEA: XBRL DOCUMENT
<TEXT>
<html>
<head>
<title></title>
<link rel="stylesheet" type="text/css" href="report.css">
<script type="text/javascript" src="Show.js">/* Do Not Remove This Comment */</script><script type="text/javascript">
							function toggleNextSibling (e) {
							if (e.nextSibling.style.display=='none') {
							e.nextSibling.style.display='block';
							} else { e.nextSibling.style.display='none'; }
							}</script>
</head>
<body>
<span style="display: none;">v3.21.1</span><table class="report" border="0" cellspacing="2" id="idm140348366395000">
<tr>
<th class="tl" colspan="1" rowspan="2"><div style="width: 200px;"><strong>Revenue<br></strong></div></th>
<th class="th" colspan="1">3 Months Ended</th>
</tr>
<tr><th class="th"><div>Mar. 31, 2021</div></th></tr>
<tr class="re">
<td class="pl " style="border-bottom: 0px;" valign="top"><a class="a" href="javascript:void(0);" onclick="top.Show.showAR( this, 'defref_us-gaap_RevenueFromContractWithCustomerAbstract', window );"><strong>Revenue from Contract with Customer [Abstract]</strong></a></td>
<td class="text">&#160;<span></span>
</td>
</tr>
<tr class="ro">
<td class="pl " style="border-bottom: 0px;" valign="top"><a class="a" href="javascript:void(0);" onclick="top.Show.showAR( this, 'defref_us-gaap_RevenueFromContractWithCustomerTextBlock', window );">Revenue</a></td>
<td class="text">Revenue<div style="margin-bottom:3pt"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:9pt;font-weight:400;line-height:120%">We present our operating revenues to external customers, in total and by amounts arising from contracts with customers and alternative revenue program (ARP) arrangements, disaggregated by revenue source and segment for the three months ended March&#160;31, 2021 and 2020:</span></div><div style="margin-bottom:6pt"><table style="border-collapse:collapse;display:inline-table;margin-bottom:5pt;vertical-align:text-bottom;width:100.000%"><tr><td style="width:1.0%"/><td style="width:74.872%"/><td style="width:0.1%"/><td style="width:1.0%"/><td style="width:10.011%"/><td style="width:0.1%"/><td style="width:0.1%"/><td style="width:1.605%"/><td style="width:0.1%"/><td style="width:1.0%"/><td style="width:10.012%"/><td style="width:0.1%"/><td colspan="3" style="display:none"/><td colspan="3" style="display:none"/><td colspan="3" style="display:none"/><td colspan="3" style="display:none"/></tr><tr><td colspan="3" style="display:none"/><td colspan="3" style="display:none"/><td colspan="3" style="display:none"/><td colspan="3" style="display:none"/></tr><tr><td colspan="3" style="padding:2px 1pt;text-align:left;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-style:italic;font-weight:700;line-height:100%">(in thousands)</span></td><td colspan="3" style="padding:2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-style:italic;font-weight:700;line-height:120%">2021</span></td><td colspan="3" style="padding:0 1pt"/><td colspan="3" style="padding:2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-style:italic;font-weight:700;line-height:120%">2020</span></td><td colspan="3" style="display:none"/><td colspan="3" style="display:none"/><td colspan="3" style="display:none"/><td colspan="3" style="display:none"/></tr><tr style="height:3pt"><td colspan="3" style="border-top:1pt solid #000;padding:0 1pt"/><td colspan="3" style="border-top:1pt solid #000;padding:0 1pt"/><td colspan="3" style="border-top:1pt solid #000;padding:0 1pt"/><td colspan="3" style="border-top:1pt solid #000;padding:0 1pt"/><td colspan="3" style="display:none"/><td colspan="3" style="display:none"/><td colspan="3" style="display:none"/><td colspan="3" style="display:none"/></tr><tr><td colspan="3" style="background-color:#dbdbdb;padding:2px 1pt;text-align:left;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:100%">Operating Revenues</span></td><td colspan="3" style="background-color:#dbdbdb;padding:0 1pt"/><td colspan="3" style="background-color:#dbdbdb;padding:0 1pt"/><td colspan="3" style="background-color:#dbdbdb;padding:0 1pt"/><td colspan="3" style="display:none"/><td colspan="3" style="display:none"/><td colspan="3" style="display:none"/><td colspan="3" style="display:none"/></tr><tr><td colspan="3" style="background-color:#ffffff;padding:2px 1pt 2px 7pt;text-align:left;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:100%">Electric Segment</span></td><td colspan="3" style="background-color:#ffffff;padding:0 1pt"/><td colspan="3" style="background-color:#ffffff;padding:0 1pt"/><td colspan="3" style="background-color:#ffffff;padding:0 1pt"/><td colspan="3" style="display:none"/><td colspan="3" style="display:none"/><td colspan="3" style="display:none"/><td colspan="3" style="display:none"/></tr><tr><td colspan="3" style="background-color:#dbdbdb;padding:2px 1pt 2px 13pt;text-align:left;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%">Retail: Residential</span></td><td style="background-color:#dbdbdb;padding:2px 0 2px 1pt;text-align:left;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:100%">$</span></td><td style="background-color:#dbdbdb;padding:2px 0;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:100%">37,485</span><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%">&#160;</span></td><td style="background-color:#dbdbdb;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/><td colspan="3" style="background-color:#dbdbdb;padding:0 1pt"/><td style="background-color:#dbdbdb;padding:2px 0 2px 1pt;text-align:left;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%">$</span></td><td style="background-color:#dbdbdb;padding:2px 0;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%">35,839&#160;</span></td><td style="background-color:#dbdbdb;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/><td colspan="3" style="display:none"/><td colspan="3" style="display:none"/><td colspan="3" style="display:none"/><td colspan="3" style="display:none"/></tr><tr><td colspan="3" style="background-color:#ffffff;padding:2px 1pt 2px 13pt;text-align:left;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%">Retail: Commercial and Industrial</span></td><td colspan="2" style="background-color:#ffffff;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:100%">66,403</span><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%">&#160;</span></td><td style="background-color:#ffffff;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/><td colspan="3" style="background-color:#ffffff;padding:0 1pt"/><td colspan="2" style="background-color:#ffffff;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%">68,942&#160;</span></td><td style="background-color:#ffffff;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/><td colspan="3" style="display:none"/><td colspan="3" style="display:none"/><td colspan="3" style="display:none"/><td colspan="3" style="display:none"/></tr><tr><td colspan="3" style="background-color:#dbdbdb;padding:2px 1pt 2px 13pt;text-align:left;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%">Retail: Other</span></td><td colspan="2" style="background-color:#dbdbdb;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:120%">1,818</span><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">&#160;</span></td><td style="background-color:#dbdbdb;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/><td colspan="3" style="background-color:#dbdbdb;padding:0 1pt"/><td colspan="2" style="background-color:#dbdbdb;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%">1,822&#160;</span></td><td style="background-color:#dbdbdb;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/><td colspan="3" style="display:none"/><td colspan="3" style="display:none"/><td colspan="3" style="display:none"/><td colspan="3" style="display:none"/></tr><tr><td colspan="3" style="background-color:#ffffff;border-top:1pt solid #000;padding:2px 1pt 2px 13pt;text-align:left;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%">&#160;&#160;Total Retail</span></td><td colspan="2" style="background-color:#ffffff;border-top:1pt solid #000;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:120%">105,706</span><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">&#160;</span></td><td style="background-color:#ffffff;border-top:1pt solid #000;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/><td colspan="3" style="background-color:#ffffff;border-top:1pt solid #000;padding:0 1pt"/><td colspan="2" style="background-color:#ffffff;border-top:1pt solid #000;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%">106,603&#160;</span></td><td style="background-color:#ffffff;border-top:1pt solid #000;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/><td colspan="3" style="display:none"/><td colspan="3" style="display:none"/><td colspan="3" style="display:none"/><td colspan="3" style="display:none"/></tr><tr><td colspan="3" style="background-color:#dbdbdb;padding:2px 1pt 2px 13pt;text-align:left;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%">Transmission</span></td><td colspan="2" style="background-color:#dbdbdb;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:120%">11,944</span><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">&#160;</span></td><td style="background-color:#dbdbdb;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/><td colspan="3" style="background-color:#dbdbdb;padding:0 1pt"/><td colspan="2" style="background-color:#dbdbdb;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%">10,841&#160;</span></td><td style="background-color:#dbdbdb;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/><td colspan="3" style="display:none"/><td colspan="3" style="display:none"/><td colspan="3" style="display:none"/><td colspan="3" style="display:none"/></tr><tr><td colspan="3" style="background-color:#ffffff;padding:2px 1pt 2px 13pt;text-align:left;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%">Wholesale</span></td><td colspan="2" style="background-color:#ffffff;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:120%">4,507</span><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">&#160;</span></td><td style="background-color:#ffffff;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/><td colspan="3" style="background-color:#ffffff;padding:0 1pt"/><td colspan="2" style="background-color:#ffffff;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%">876&#160;</span></td><td style="background-color:#ffffff;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/><td colspan="3" style="display:none"/><td colspan="3" style="display:none"/><td colspan="3" style="display:none"/><td colspan="3" style="display:none"/></tr><tr><td colspan="3" style="background-color:#dbdbdb;padding:2px 1pt 2px 13pt;text-align:left;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%">Other</span></td><td colspan="2" style="background-color:#dbdbdb;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:120%">1,542</span><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">&#160;</span></td><td style="background-color:#dbdbdb;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/><td colspan="3" style="background-color:#dbdbdb;padding:0 1pt"/><td colspan="2" style="background-color:#dbdbdb;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%">1,550&#160;</span></td><td style="background-color:#dbdbdb;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/><td colspan="3" style="display:none"/><td colspan="3" style="display:none"/><td colspan="3" style="display:none"/><td colspan="3" style="display:none"/></tr><tr><td colspan="3" style="background-color:#ffffff;border-top:1pt solid #000;padding:2px 1pt 2px 19pt;text-align:left;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:100%">Total Electric Segment</span></td><td colspan="2" style="background-color:#ffffff;border-top:1pt solid #000;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:100%">123,699</span><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%">&#160;</span></td><td style="background-color:#ffffff;border-top:1pt solid #000;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/><td colspan="3" style="background-color:#ffffff;border-top:1pt solid #000;padding:0 1pt"/><td colspan="2" style="background-color:#ffffff;border-top:1pt solid #000;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%">119,870&#160;</span></td><td style="background-color:#ffffff;border-top:1pt solid #000;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/><td colspan="3" style="display:none"/><td colspan="3" style="display:none"/><td colspan="3" style="display:none"/><td colspan="3" style="display:none"/></tr><tr><td colspan="3" style="background-color:#dbdbdb;padding:2px 1pt 2px 7pt;text-align:left;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:100%">Manufacturing Segment</span></td><td colspan="3" style="background-color:#dbdbdb;padding:0 1pt"/><td colspan="3" style="background-color:#dbdbdb;padding:0 1pt"/><td colspan="3" style="background-color:#dbdbdb;padding:0 1pt"/><td colspan="3" style="display:none"/><td colspan="3" style="display:none"/><td colspan="3" style="display:none"/><td colspan="3" style="display:none"/></tr><tr><td colspan="3" style="background-color:#ffffff;padding:2px 1pt 2px 13pt;text-align:left;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%">Metal Parts and Tooling</span></td><td colspan="2" style="background-color:#ffffff;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:120%">62,673</span><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">&#160;</span></td><td style="background-color:#ffffff;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/><td colspan="3" style="background-color:#ffffff;padding:0 1pt"/><td colspan="2" style="background-color:#ffffff;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">57,211&#160;</span></td><td style="background-color:#ffffff;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/><td colspan="3" style="display:none"/><td colspan="3" style="display:none"/><td colspan="3" style="display:none"/><td colspan="3" style="display:none"/></tr><tr><td colspan="3" style="background-color:#dbdbdb;padding:2px 1pt 2px 13pt;text-align:left;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%">Plastic Products and Tooling</span></td><td colspan="2" style="background-color:#dbdbdb;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:120%">10,295</span><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">&#160;</span></td><td style="background-color:#dbdbdb;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/><td colspan="3" style="background-color:#dbdbdb;padding:0 1pt"/><td colspan="2" style="background-color:#dbdbdb;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">9,883&#160;</span></td><td style="background-color:#dbdbdb;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/><td colspan="3" style="display:none"/><td colspan="3" style="display:none"/><td colspan="3" style="display:none"/><td colspan="3" style="display:none"/></tr><tr><td colspan="3" style="background-color:#ffffff;padding:2px 1pt 2px 13pt;text-align:left;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%">Scrap Metal Sales</span></td><td colspan="2" style="background-color:#ffffff;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:120%">2,857</span><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">&#160;</span></td><td style="background-color:#ffffff;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/><td colspan="3" style="background-color:#ffffff;padding:0 1pt"/><td colspan="2" style="background-color:#ffffff;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">1,385&#160;</span></td><td style="background-color:#ffffff;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/><td colspan="3" style="display:none"/><td colspan="3" style="display:none"/><td colspan="3" style="display:none"/><td colspan="3" style="display:none"/></tr><tr><td colspan="3" style="background-color:#dbdbdb;border-top:1pt solid #000;padding:2px 1pt 2px 19pt;text-align:left;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:100%">Total Manufacturing Segment</span></td><td colspan="2" style="background-color:#dbdbdb;border-top:1pt solid #000;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:100%">75,825</span><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%">&#160;</span></td><td style="background-color:#dbdbdb;border-top:1pt solid #000;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/><td colspan="3" style="background-color:#dbdbdb;border-top:1pt solid #000;padding:0 1pt"/><td colspan="2" style="background-color:#dbdbdb;border-top:1pt solid #000;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%">68,479&#160;</span></td><td style="background-color:#dbdbdb;border-top:1pt solid #000;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/><td colspan="3" style="display:none"/><td colspan="3" style="display:none"/><td colspan="3" style="display:none"/><td colspan="3" style="display:none"/></tr><tr><td colspan="3" style="background-color:#ffffff;padding:2px 1pt 2px 7pt;text-align:left;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:100%">Plastics Segment</span></td><td colspan="3" style="background-color:#ffffff;padding:0 1pt"/><td colspan="3" style="background-color:#ffffff;padding:0 1pt"/><td colspan="3" style="background-color:#ffffff;padding:0 1pt"/><td colspan="3" style="display:none"/><td colspan="3" style="display:none"/><td colspan="3" style="display:none"/><td colspan="3" style="display:none"/></tr><tr><td colspan="3" style="background-color:#dbdbdb;padding:2px 1pt 2px 13pt;text-align:left;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%">PVC Pipe</span></td><td colspan="2" style="background-color:#dbdbdb;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:120%">62,186</span><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">&#160;</span></td><td style="background-color:#dbdbdb;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/><td colspan="3" style="background-color:#dbdbdb;padding:0 1pt"/><td colspan="2" style="background-color:#dbdbdb;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%">46,398&#160;</span></td><td style="background-color:#dbdbdb;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/><td colspan="3" style="display:none"/><td colspan="3" style="display:none"/><td colspan="3" style="display:none"/><td colspan="3" style="display:none"/></tr><tr><td colspan="3" style="background-color:#ffffff;border-top:1pt solid #000;padding:2px 1pt;text-align:left;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:100%">Total Operating Revenue</span></td><td colspan="2" style="background-color:#ffffff;border-top:1pt solid #000;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:100%">261,710</span><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%">&#160;</span></td><td style="background-color:#ffffff;border-top:1pt solid #000;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/><td colspan="3" style="background-color:#ffffff;border-top:1pt solid #000;padding:0 1pt"/><td colspan="2" style="background-color:#ffffff;border-top:1pt solid #000;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%">234,747&#160;</span></td><td style="background-color:#ffffff;border-top:1pt solid #000;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/><td colspan="3" style="display:none"/><td colspan="3" style="display:none"/><td colspan="3" style="display:none"/><td colspan="3" style="display:none"/></tr><tr><td colspan="3" style="background-color:#dbdbdb;padding:2px 1pt;text-align:left;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:100%">Less: Noncontract Revenues Included Above</span></td><td colspan="3" style="background-color:#dbdbdb;padding:0 1pt"/><td colspan="3" style="background-color:#dbdbdb;padding:0 1pt"/><td colspan="3" style="background-color:#dbdbdb;padding:0 1pt"/><td colspan="3" style="display:none"/><td colspan="3" style="display:none"/><td colspan="3" style="display:none"/><td colspan="3" style="display:none"/></tr><tr><td colspan="3" style="background-color:#ffffff;padding:2px 1pt 2px 7pt;text-align:left;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%">Electric Segment - Alternative Revenue Program Revenues</span></td><td colspan="2" style="background-color:#ffffff;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:100%">(975)</span></td><td style="background-color:#ffffff;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/><td colspan="3" style="background-color:#ffffff;padding:0 1pt"/><td colspan="2" style="background-color:#ffffff;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%">(87)</span></td><td style="background-color:#ffffff;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/><td colspan="3" style="display:none"/><td colspan="3" style="display:none"/><td colspan="3" style="display:none"/><td colspan="3" style="display:none"/></tr><tr><td colspan="3" style="background-color:#dbdbdb;border-top:1pt solid #000;padding:2px 1pt;text-align:left;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:100%">Total Operating Revenues from Contracts with Customers</span></td><td style="background-color:#dbdbdb;border-top:1pt solid #000;padding:2px 0 2px 1pt;text-align:left;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:100%">$</span></td><td style="background-color:#dbdbdb;border-top:1pt solid #000;padding:2px 0;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:100%">262,685</span><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%">&#160;</span></td><td style="background-color:#dbdbdb;border-top:1pt solid #000;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/><td colspan="3" style="background-color:#dbdbdb;border-top:1pt solid #000;padding:0 1pt"/><td style="background-color:#dbdbdb;border-top:1pt solid #000;padding:2px 0 2px 1pt;text-align:left;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%">$</span></td><td style="background-color:#dbdbdb;border-top:1pt solid #000;padding:2px 0;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%">234,834&#160;</span></td><td style="background-color:#dbdbdb;border-top:1pt solid #000;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/><td colspan="3" style="display:none"/><td colspan="3" style="display:none"/><td colspan="3" style="display:none"/><td colspan="3" style="display:none"/></tr></table></div><span></span>
</td>
</tr>
</table>
<div style="display: none;">
<table border="0" cellpadding="0" cellspacing="0" class="authRefData" style="display: none;" id="defref_us-gaap_RevenueFromContractWithCustomerAbstract">
<tr><td class="hide"><a style="color: white;" href="javascript:void(0);" onclick="top.Show.hideAR();">X</a></td></tr>
<tr><td><div class="body" style="padding: 2px;">
<a href="javascript:void(0);" onclick="top.Show.toggleNext( this );">- References</a><div><p>No definition available.</p></div>
<a href="javascript:void(0);" onclick="top.Show.toggleNext( this );">+ Details</a><div style="display: none;"><table border="0" cellpadding="0" cellspacing="0">
<tr>
<td><strong> Name:</strong></td>
<td style="white-space:nowrap;">us-gaap_RevenueFromContractWithCustomerAbstract</td>
</tr>
<tr>
<td style="padding-right: 4px;white-space:nowrap;"><strong> Namespace Prefix:</strong></td>
<td>us-gaap_</td>
</tr>
<tr>
<td><strong> Data Type:</strong></td>
<td>xbrli:stringItemType</td>
</tr>
<tr>
<td><strong> Balance Type:</strong></td>
<td>na</td>
</tr>
<tr>
<td><strong> Period Type:</strong></td>
<td>duration</td>
</tr>
</table></div>
</div></td></tr>
</table>
<table border="0" cellpadding="0" cellspacing="0" class="authRefData" style="display: none;" id="defref_us-gaap_RevenueFromContractWithCustomerTextBlock">
<tr><td class="hide"><a style="color: white;" href="javascript:void(0);" onclick="top.Show.hideAR();">X</a></td></tr>
<tr><td><div class="body" style="padding: 2px;">
<a href="javascript:void(0);" onclick="top.Show.toggleNext( this );">- Definition</a><div><p>The entire disclosure of revenue from contract with customer to transfer good or service and to transfer nonfinancial asset. Includes, but is not limited to, disaggregation of revenue, credit loss recognized from contract with customer, judgment and change in judgment related to contract with customer, and asset recognized from cost incurred to obtain or fulfill contract with customer. Excludes insurance and lease contracts.</p></div>
<a href="javascript:void(0);" onclick="top.Show.toggleNext( this );">+ References</a><div style="display: none;"><p>Reference 1: http://www.xbrl.org/2003/role/disclosureRef<br> -Publisher FASB<br> -Name Accounting Standards Codification<br> -Topic 606<br> -URI http://asc.fasb.org/topic&amp;trid=49130388<br><br>Reference 2: http://www.xbrl.org/2003/role/disclosureRef<br> -Publisher FASB<br> -Name Accounting Standards Codification<br> -Topic 606<br> -SubTopic 10<br> -Section 50<br> -Paragraph 10<br> -URI http://asc.fasb.org/extlink&amp;oid=121604090&amp;loc=SL49130551-203045<br><br>Reference 3: http://www.xbrl.org/2003/role/disclosureRef<br> -Publisher FASB<br> -Name Accounting Standards Codification<br> -Topic 606<br> -SubTopic 10<br> -Section 50<br> -Paragraph 13<br> -Subparagraph (b)(2)<br> -URI http://asc.fasb.org/extlink&amp;oid=121604090&amp;loc=SL49130556-203045<br><br>Reference 4: http://www.xbrl.org/2003/role/disclosureRef<br> -Publisher FASB<br> -Name Accounting Standards Codification<br> -Topic 606<br> -SubTopic 10<br> -Section 50<br> -Paragraph 12<br> -Subparagraph (b)<br> -URI http://asc.fasb.org/extlink&amp;oid=121604090&amp;loc=SL49130554-203045<br><br>Reference 5: http://www.xbrl.org/2003/role/disclosureRef<br> -Publisher FASB<br> -Name Accounting Standards Codification<br> -Topic 606<br> -SubTopic 10<br> -Section 50<br> -Paragraph 9<br> -URI http://asc.fasb.org/extlink&amp;oid=121604090&amp;loc=SL49130550-203045<br><br>Reference 6: http://www.xbrl.org/2003/role/disclosureRef<br> -Publisher FASB<br> -Name Accounting Standards Codification<br> -Topic 606<br> -SubTopic 10<br> -Section 50<br> -Paragraph 12<br> -Subparagraph (e)<br> -URI http://asc.fasb.org/extlink&amp;oid=121604090&amp;loc=SL49130554-203045<br><br>Reference 7: http://www.xbrl.org/2003/role/disclosureRef<br> -Publisher FASB<br> -Name Accounting Standards Codification<br> -Topic 606<br> -SubTopic 10<br> -Section 50<br> -Paragraph 12<br> -Subparagraph (a)<br> -URI http://asc.fasb.org/extlink&amp;oid=121604090&amp;loc=SL49130554-203045<br><br>Reference 8: http://www.xbrl.org/2003/role/disclosureRef<br> -Publisher FASB<br> -Name Accounting Standards Codification<br> -Topic 606<br> -SubTopic 10<br> -Section 50<br> -Paragraph 12<br> -Subparagraph (d)<br> -URI http://asc.fasb.org/extlink&amp;oid=121604090&amp;loc=SL49130554-203045<br><br>Reference 9: http://www.xbrl.org/2003/role/disclosureRef<br> -Publisher FASB<br> -Name Accounting Standards Codification<br> -Topic 606<br> -SubTopic 10<br> -Section 50<br> -Paragraph 15<br> -URI http://asc.fasb.org/extlink&amp;oid=121604090&amp;loc=SL49130558-203045<br><br>Reference 10: http://www.xbrl.org/2003/role/disclosureRef<br> -Publisher FASB<br> -Name Accounting Standards Codification<br> -Topic 606<br> -SubTopic 10<br> -Section 50<br> -Paragraph 12<br> -Subparagraph (c)<br> -URI http://asc.fasb.org/extlink&amp;oid=121604090&amp;loc=SL49130554-203045<br></p></div>
<a href="javascript:void(0);" onclick="top.Show.toggleNext( this );">+ Details</a><div style="display: none;"><table border="0" cellpadding="0" cellspacing="0">
<tr>
<td><strong> Name:</strong></td>
<td style="white-space:nowrap;">us-gaap_RevenueFromContractWithCustomerTextBlock</td>
</tr>
<tr>
<td style="padding-right: 4px;white-space:nowrap;"><strong> Namespace Prefix:</strong></td>
<td>us-gaap_</td>
</tr>
<tr>
<td><strong> Data Type:</strong></td>
<td>nonnum:textBlockItemType</td>
</tr>
<tr>
<td><strong> Balance Type:</strong></td>
<td>na</td>
</tr>
<tr>
<td><strong> Period Type:</strong></td>
<td>duration</td>
</tr>
</table></div>
</div></td></tr>
</table>
</div>
</body>
</html>
</TEXT>
</DOCUMENT>
<DOCUMENT>
<TYPE>XML
<SEQUENCE>23
<FILENAME>R12.htm
<DESCRIPTION>IDEA: XBRL DOCUMENT
<TEXT>
<html>
<head>
<title></title>
<link rel="stylesheet" type="text/css" href="report.css">
<script type="text/javascript" src="Show.js">/* Do Not Remove This Comment */</script><script type="text/javascript">
							function toggleNextSibling (e) {
							if (e.nextSibling.style.display=='none') {
							e.nextSibling.style.display='block';
							} else { e.nextSibling.style.display='none'; }
							}</script>
</head>
<body>
<span style="display: none;">v3.21.1</span><table class="report" border="0" cellspacing="2" id="idm140348367792504">
<tr>
<th class="tl" colspan="1" rowspan="2"><div style="width: 200px;"><strong>Select Balance Sheet Information<br></strong></div></th>
<th class="th" colspan="1">3 Months Ended</th>
</tr>
<tr><th class="th"><div>Mar. 31, 2021</div></th></tr>
<tr class="re">
<td class="pl " style="border-bottom: 0px;" valign="top"><a class="a" href="javascript:void(0);" onclick="top.Show.showAR( this, 'defref_us-gaap_OrganizationConsolidationAndPresentationOfFinancialStatementsAbstract', window );"><strong>Organization, Consolidation and Presentation of Financial Statements [Abstract]</strong></a></td>
<td class="text">&#160;<span></span>
</td>
</tr>
<tr class="ro">
<td class="pl " style="border-bottom: 0px;" valign="top"><a class="a" href="javascript:void(0);" onclick="top.Show.showAR( this, 'defref_us-gaap_SupplementalBalanceSheetDisclosuresTextBlock', window );">Select Balance Sheet Information</a></td>
<td class="text">Select Balance Sheet Information<div><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:9pt;font-weight:700;line-height:120%">Receivables and Allowance for Credit Losses</span></div><div style="margin-bottom:3pt"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:9pt;font-weight:400;line-height:120%">Receivables as of March&#160;31, 2021 and December&#160;31, 2020 are as follows:</span></div><div style="margin-bottom:6pt"><table style="border-collapse:collapse;display:inline-table;margin-bottom:5pt;vertical-align:text-bottom;width:100.000%"><tr><td style="width:1.0%"/><td style="width:74.872%"/><td style="width:0.1%"/><td style="width:1.0%"/><td style="width:10.011%"/><td style="width:0.1%"/><td style="width:0.1%"/><td style="width:1.605%"/><td style="width:0.1%"/><td style="width:1.0%"/><td style="width:10.012%"/><td style="width:0.1%"/></tr><tr><td colspan="3" style="padding:2px 1pt;text-align:left;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-style:italic;font-weight:700;line-height:100%">(in thousands)</span></td><td colspan="3" style="padding:2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-style:italic;font-weight:700;line-height:120%">March 31,<br/>2021</span></td><td colspan="3" style="padding:0 1pt"/><td colspan="3" style="padding:2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-style:italic;font-weight:700;line-height:120%">December 31,<br/>2020</span></td></tr><tr style="height:3pt"><td colspan="3" style="border-top:1pt solid #000;padding:0 1pt"/><td colspan="3" style="border-top:1pt solid #000;padding:0 1pt"/><td colspan="3" style="border-top:1pt solid #000;padding:0 1pt"/><td colspan="3" style="border-top:1pt solid #000;padding:0 1pt"/></tr><tr><td colspan="3" style="background-color:#dbdbdb;padding:2px 1pt;text-align:left;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%">Receivables</span></td><td colspan="3" style="background-color:#dbdbdb;padding:0 1pt"/><td colspan="3" style="background-color:#dbdbdb;padding:0 1pt"/><td colspan="3" style="background-color:#dbdbdb;padding:0 1pt"/></tr><tr><td colspan="3" style="background-color:#ffffff;padding:2px 1pt 2px 7pt;text-align:left;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%">Trade</span></td><td style="background-color:#ffffff;padding:2px 0 2px 1pt;text-align:left;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:100%">$</span></td><td style="background-color:#ffffff;padding:2px 0;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:100%">112,060</span><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%">&#160;</span></td><td style="background-color:#ffffff;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/><td colspan="3" style="background-color:#ffffff;padding:0 1pt"/><td style="background-color:#ffffff;padding:2px 0 2px 1pt;text-align:left;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%">$</span></td><td style="background-color:#ffffff;padding:2px 0;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%">87,048&#160;</span></td><td style="background-color:#ffffff;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/></tr><tr><td colspan="3" style="background-color:#dbdbdb;padding:2px 1pt 2px 7pt;text-align:left;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%">Other</span></td><td colspan="2" style="background-color:#dbdbdb;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:100%">6,982</span><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%">&#160;</span></td><td style="background-color:#dbdbdb;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/><td colspan="3" style="background-color:#dbdbdb;padding:0 1pt"/><td colspan="2" style="background-color:#dbdbdb;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%">8,939&#160;</span></td><td style="background-color:#dbdbdb;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/></tr><tr><td colspan="3" style="background-color:#ffffff;padding:2px 1pt;text-align:left;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%">Unbilled Receivables</span></td><td colspan="2" style="background-color:#ffffff;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:100%">18,331</span><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%">&#160;</span></td><td style="background-color:#ffffff;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/><td colspan="3" style="background-color:#ffffff;padding:0 1pt"/><td colspan="2" style="background-color:#ffffff;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%">21,187&#160;</span></td><td style="background-color:#ffffff;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/></tr><tr><td colspan="3" style="background-color:#dbdbdb;border-top:1pt solid #000;padding:2px 1pt;text-align:left;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%">Total Receivables</span></td><td colspan="2" style="background-color:#dbdbdb;border-top:1pt solid #000;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:100%">137,373</span><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%">&#160;</span></td><td style="background-color:#dbdbdb;border-top:1pt solid #000;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/><td colspan="3" style="background-color:#dbdbdb;border-top:1pt solid #000;padding:0 1pt"/><td colspan="2" style="background-color:#dbdbdb;border-top:1pt solid #000;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%">117,174&#160;</span></td><td style="background-color:#dbdbdb;border-top:1pt solid #000;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/></tr><tr><td colspan="3" style="background-color:#ffffff;padding:2px 1pt;text-align:left;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%">Less Allowance for Credit Losses</span></td><td colspan="2" style="background-color:#ffffff;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:100%">2,983</span><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%">&#160;</span></td><td style="background-color:#ffffff;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/><td colspan="3" style="background-color:#ffffff;padding:0 1pt"/><td colspan="2" style="background-color:#ffffff;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%">3,215&#160;</span></td><td style="background-color:#ffffff;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/></tr><tr><td colspan="3" style="background-color:#dbdbdb;border-top:1pt solid #000;padding:2px 1pt;text-align:left;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:100%">Receivables, net of allowance for credit losses</span></td><td style="background-color:#dbdbdb;border-top:1pt solid #000;padding:2px 0 2px 1pt;text-align:left;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:100%">$</span></td><td style="background-color:#dbdbdb;border-top:1pt solid #000;padding:2px 0;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:100%">134,390</span><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%">&#160;</span></td><td style="background-color:#dbdbdb;border-top:1pt solid #000;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/><td colspan="3" style="background-color:#dbdbdb;border-top:1pt solid #000;padding:0 1pt"/><td style="background-color:#dbdbdb;border-top:1pt solid #000;padding:2px 0 2px 1pt;text-align:left;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%">$</span></td><td style="background-color:#dbdbdb;border-top:1pt solid #000;padding:2px 0;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%">113,959&#160;</span></td><td style="background-color:#dbdbdb;border-top:1pt solid #000;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/></tr></table></div><div style="margin-bottom:3pt;margin-top:6pt"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:9pt;font-weight:400;line-height:120%">The following is a summary of activity in the allowance for credit losses for the three months ended March&#160;31, 2021 and 2020:</span></div><div style="margin-bottom:6pt;margin-top:6pt"><table style="border-collapse:collapse;display:inline-table;margin-bottom:5pt;vertical-align:text-bottom;width:100.000%"><tr><td style="width:1.0%"/><td style="width:74.872%"/><td style="width:0.1%"/><td style="width:1.0%"/><td style="width:10.011%"/><td style="width:0.1%"/><td style="width:0.1%"/><td style="width:1.605%"/><td style="width:0.1%"/><td style="width:1.0%"/><td style="width:10.012%"/><td style="width:0.1%"/></tr><tr><td colspan="3" style="padding:2px 1pt;text-align:left;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-style:italic;font-weight:700;line-height:100%">(in thousands)</span></td><td colspan="3" style="padding:2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-style:italic;font-weight:700;line-height:120%">2021</span></td><td colspan="3" style="padding:0 1pt"/><td colspan="3" style="padding:2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-style:italic;font-weight:700;line-height:120%">2020</span></td></tr><tr style="height:3pt"><td colspan="3" style="border-top:1pt solid #000;padding:0 1pt"/><td colspan="3" style="border-top:1pt solid #000;padding:0 1pt"/><td colspan="3" style="border-top:1pt solid #000;padding:0 1pt"/><td colspan="3" style="border-top:1pt solid #000;padding:0 1pt"/></tr><tr><td colspan="3" style="background-color:#dbdbdb;padding:2px 1pt;text-align:left;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:100%">Beginning Balance, January 1</span></td><td style="background-color:#dbdbdb;padding:2px 0 2px 1pt;text-align:left;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:100%">$</span></td><td style="background-color:#dbdbdb;padding:2px 0;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:100%">3,215</span><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%">&#160;</span></td><td style="background-color:#dbdbdb;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/><td colspan="3" style="background-color:#dbdbdb;padding:0 1pt"/><td style="background-color:#dbdbdb;padding:2px 0 2px 1pt;text-align:left;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%">$</span></td><td style="background-color:#dbdbdb;padding:2px 0;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%">1,339&#160;</span></td><td style="background-color:#dbdbdb;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/></tr><tr><td colspan="3" style="background-color:#ffffff;padding:2px 1pt 2px 7pt;text-align:left;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%">Additions Charged to Expense</span></td><td colspan="2" style="background-color:#ffffff;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:100%">211</span><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%">&#160;</span></td><td style="background-color:#ffffff;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/><td colspan="3" style="background-color:#ffffff;padding:0 1pt"/><td colspan="2" style="background-color:#ffffff;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%">635&#160;</span></td><td style="background-color:#ffffff;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/></tr><tr><td colspan="3" style="background-color:#dbdbdb;padding:2px 1pt 2px 7pt;text-align:left;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%">Reductions for Amounts Written-Off, Net of Recoveries</span></td><td colspan="2" style="background-color:#dbdbdb;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:100%">(443)</span></td><td style="background-color:#dbdbdb;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/><td colspan="3" style="background-color:#dbdbdb;padding:0 1pt"/><td colspan="2" style="background-color:#dbdbdb;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%">(293)</span></td><td style="background-color:#dbdbdb;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/></tr><tr><td colspan="3" style="background-color:#ffffff;border-top:1pt solid #000;padding:2px 1pt;text-align:left;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:100%">Ending Balance, March 31</span></td><td style="background-color:#ffffff;border-top:1pt solid #000;padding:2px 0 2px 1pt;text-align:left;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:100%">$</span></td><td style="background-color:#ffffff;border-top:1pt solid #000;padding:2px 0;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:100%">2,983</span><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%">&#160;</span></td><td style="background-color:#ffffff;border-top:1pt solid #000;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/><td colspan="3" style="background-color:#ffffff;border-top:1pt solid #000;padding:0 1pt"/><td style="background-color:#ffffff;border-top:1pt solid #000;padding:2px 0 2px 1pt;text-align:left;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%">$</span></td><td style="background-color:#ffffff;border-top:1pt solid #000;padding:2px 0;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%">1,681&#160;</span></td><td style="background-color:#ffffff;border-top:1pt solid #000;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/></tr></table></div><div style="margin-top:6pt"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:9pt;font-weight:700;line-height:120%">Inventories</span></div><div><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:9pt;font-weight:400;line-height:120%">Inventories consist of the following as of March&#160;31, 2021 and December&#160;31, 2020:</span></div><div style="margin-bottom:3pt"><table style="border-collapse:collapse;display:inline-table;margin-bottom:5pt;vertical-align:text-bottom;width:100.000%"><tr><td style="width:1.0%"/><td style="width:74.872%"/><td style="width:0.1%"/><td style="width:1.0%"/><td style="width:10.011%"/><td style="width:0.1%"/><td style="width:0.1%"/><td style="width:1.605%"/><td style="width:0.1%"/><td style="width:1.0%"/><td style="width:10.012%"/><td style="width:0.1%"/></tr><tr><td colspan="3" style="padding:2px 1pt;text-align:left;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-style:italic;font-weight:700;line-height:120%">(in thousands)</span></td><td colspan="3" style="padding:2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-style:italic;font-weight:700;line-height:120%">March 31,<br/>2021</span></td><td colspan="3" style="padding:0 1pt"/><td colspan="3" style="padding:2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-style:italic;font-weight:700;line-height:120%">December 31,<br/>2020</span></td></tr><tr style="height:3pt"><td colspan="3" style="border-top:1pt solid #000;padding:0 1pt"/><td colspan="3" style="border-top:1pt solid #000;padding:0 1pt"/><td colspan="3" style="border-top:1pt solid #000;padding:0 1pt"/><td colspan="3" style="border-top:1pt solid #000;padding:0 1pt"/></tr><tr><td colspan="3" style="background-color:#dbdbdb;padding:2px 1pt;text-align:left;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">Finished Goods</span></td><td style="background-color:#dbdbdb;padding:2px 0 2px 1pt;text-align:left;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:120%">$</span></td><td style="background-color:#dbdbdb;padding:2px 0;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:120%">20,567</span><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">&#160;</span></td><td style="background-color:#dbdbdb;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/><td colspan="3" style="background-color:#dbdbdb;padding:0 1pt"/><td style="background-color:#dbdbdb;padding:2px 0 2px 1pt;text-align:left;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">$</span></td><td style="background-color:#dbdbdb;padding:2px 0;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">22,046&#160;</span></td><td style="background-color:#dbdbdb;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/></tr><tr><td colspan="3" style="background-color:#ffffff;padding:2px 1pt;text-align:left;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">Work in Process</span></td><td colspan="2" style="background-color:#ffffff;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:120%">19,324</span><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">&#160;</span></td><td style="background-color:#ffffff;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/><td colspan="3" style="background-color:#ffffff;padding:0 1pt"/><td colspan="2" style="background-color:#ffffff;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">16,210&#160;</span></td><td style="background-color:#ffffff;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/></tr><tr><td colspan="3" style="background-color:#dbdbdb;padding:2px 1pt;text-align:left;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">Raw Material, Fuel and Supplies</span></td><td colspan="2" style="background-color:#dbdbdb;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:120%">52,535</span><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">&#160;</span></td><td style="background-color:#dbdbdb;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/><td colspan="3" style="background-color:#dbdbdb;padding:0 1pt"/><td colspan="2" style="background-color:#dbdbdb;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">53,909&#160;</span></td><td style="background-color:#dbdbdb;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/></tr><tr><td colspan="3" style="background-color:#ffffff;border-top:1pt solid #000;padding:2px 1pt 2px 1.75pt;text-align:left;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:120%">Total Inventories</span></td><td style="background-color:#ffffff;border-top:1pt solid #000;padding:2px 0 2px 1pt;text-align:left;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:120%">$</span></td><td style="background-color:#ffffff;border-top:1pt solid #000;padding:2px 0;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:120%">92,426</span><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">&#160;</span></td><td style="background-color:#ffffff;border-top:1pt solid #000;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/><td colspan="3" style="background-color:#ffffff;border-top:1pt solid #000;padding:0 1pt"/><td style="background-color:#ffffff;border-top:1pt solid #000;padding:2px 0 2px 1pt;text-align:left;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">$</span></td><td style="background-color:#ffffff;border-top:1pt solid #000;padding:2px 0;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">92,165&#160;</span></td><td style="background-color:#ffffff;border-top:1pt solid #000;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/></tr></table></div><div><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:9pt;font-weight:700;line-height:120%">Investments</span></div><div style="margin-bottom:3pt"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:9pt;font-weight:400;line-height:120%">The following is a summary of our investments at March&#160;31, 2021 and December&#160;31, 2020:</span></div><div style="margin-bottom:6pt"><table style="border-collapse:collapse;display:inline-table;margin-bottom:5pt;vertical-align:text-bottom;width:100.000%"><tr><td style="width:1.0%"/><td style="width:74.872%"/><td style="width:0.1%"/><td style="width:1.0%"/><td style="width:10.011%"/><td style="width:0.1%"/><td style="width:0.1%"/><td style="width:1.605%"/><td style="width:0.1%"/><td style="width:1.0%"/><td style="width:10.012%"/><td style="width:0.1%"/></tr><tr><td colspan="3" style="padding:2px 1pt;text-align:left;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-style:italic;font-weight:700;line-height:120%">(in thousands)</span></td><td colspan="3" style="padding:2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-style:italic;font-weight:700;line-height:120%">March 31,<br/>2021</span></td><td colspan="3" style="padding:0 1pt"/><td colspan="3" style="padding:2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-style:italic;font-weight:700;line-height:120%">December 31,<br/>2020</span></td></tr><tr style="height:3pt"><td colspan="3" style="border-top:1pt solid #000;padding:0 1pt"/><td colspan="3" style="border-top:1pt solid #000;padding:0 1pt"/><td colspan="3" style="border-top:1pt solid #000;padding:0 1pt"/><td colspan="3" style="border-top:1pt solid #000;padding:0 1pt"/></tr><tr><td colspan="3" style="background-color:#dbdbdb;padding:2px 1pt;text-align:left;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">Corporate-Owned Life Insurance Policies</span></td><td style="background-color:#dbdbdb;padding:2px 0 2px 1pt;text-align:left;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:120%">$</span></td><td style="background-color:#dbdbdb;padding:2px 0;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:120%">38,205</span><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">&#160;</span></td><td style="background-color:#dbdbdb;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/><td colspan="3" style="background-color:#dbdbdb;padding:0 1pt"/><td style="background-color:#dbdbdb;padding:2px 0 2px 1pt;text-align:left;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">$</span></td><td style="background-color:#dbdbdb;padding:2px 0;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">36,825&#160;</span></td><td style="background-color:#dbdbdb;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/></tr><tr><td colspan="3" style="background-color:#ffffff;padding:2px 1pt;text-align:left;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">Debt Securities</span></td><td colspan="2" style="background-color:#ffffff;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:120%">9,209</span><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">&#160;</span></td><td style="background-color:#ffffff;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/><td colspan="3" style="background-color:#ffffff;padding:0 1pt"/><td colspan="2" style="background-color:#ffffff;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">9,260&#160;</span></td><td style="background-color:#ffffff;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/></tr><tr><td colspan="3" style="background-color:#dbdbdb;padding:2px 1pt;text-align:left;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">Money Market Funds</span></td><td colspan="2" style="background-color:#dbdbdb;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:120%">1,862</span><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">&#160;</span></td><td style="background-color:#dbdbdb;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/><td colspan="3" style="background-color:#dbdbdb;padding:0 1pt"/><td colspan="2" style="background-color:#dbdbdb;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">4,075&#160;</span></td><td style="background-color:#dbdbdb;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/></tr><tr><td colspan="3" style="background-color:#ffffff;padding:2px 1pt;text-align:left;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">Mutual Funds</span></td><td colspan="2" style="background-color:#ffffff;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:120%">5,141</span><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">&#160;</span></td><td style="background-color:#ffffff;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/><td colspan="3" style="background-color:#ffffff;padding:0 1pt"/><td colspan="2" style="background-color:#ffffff;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">1,662&#160;</span></td><td style="background-color:#ffffff;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/></tr><tr><td colspan="3" style="background-color:#dbdbdb;padding:2px 1pt;text-align:left;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">Other Investments</span></td><td colspan="2" style="background-color:#dbdbdb;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:120%">29</span><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">&#160;</span></td><td style="background-color:#dbdbdb;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/><td colspan="3" style="background-color:#dbdbdb;padding:0 1pt"/><td colspan="2" style="background-color:#dbdbdb;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">34&#160;</span></td><td style="background-color:#dbdbdb;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/></tr><tr><td colspan="3" style="background-color:#ffffff;border-top:1pt solid #000;padding:2px 1pt;text-align:left;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:120%">Total Investments</span></td><td style="background-color:#ffffff;border-top:1pt solid #000;padding:2px 0 2px 1pt;text-align:left;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:120%">$</span></td><td style="background-color:#ffffff;border-top:1pt solid #000;padding:2px 0;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:120%">54,446</span><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">&#160;</span></td><td style="background-color:#ffffff;border-top:1pt solid #000;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/><td colspan="3" style="background-color:#ffffff;border-top:1pt solid #000;padding:0 1pt"/><td style="background-color:#ffffff;border-top:1pt solid #000;padding:2px 0 2px 1pt;text-align:left;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">$</span></td><td style="background-color:#ffffff;border-top:1pt solid #000;padding:2px 0;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">51,856&#160;</span></td><td style="background-color:#ffffff;border-top:1pt solid #000;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/></tr></table></div><div style="margin-bottom:6pt"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:9pt;font-weight:400;line-height:120%">The amount of unrealized gains and losses on debt securities as of March&#160;31, 2021 and December&#160;31, 2020 are not material and no unrealized losses were deemed to be other-than-temporary. In addition, the amount of unrealized gains and losses on marketable equity securities still held as of March&#160;31, 2021 and December&#160;31, 2020 are not material. </span></div><div style="margin-top:6pt"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:9pt;font-weight:700;line-height:120%">Property, Plant and Equipment</span></div><div style="margin-bottom:3pt"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:9pt;font-weight:400;line-height:120%">Major classes of property, plant and equipment as of March&#160;31, 2021 and December&#160;31, 2020 include:</span></div><div><table style="border-collapse:collapse;display:inline-table;margin-bottom:5pt;vertical-align:text-bottom;width:100.000%"><tr><td style="width:1.0%"/><td style="width:74.872%"/><td style="width:0.1%"/><td style="width:1.0%"/><td style="width:10.011%"/><td style="width:0.1%"/><td style="width:0.1%"/><td style="width:1.605%"/><td style="width:0.1%"/><td style="width:1.0%"/><td style="width:10.012%"/><td style="width:0.1%"/></tr><tr><td colspan="3" style="padding:2px 1pt;text-align:left;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-style:italic;font-weight:700;line-height:120%">(in thousands)</span></td><td colspan="3" style="padding:2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-style:italic;font-weight:700;line-height:120%">March 31,<br/>2021</span></td><td colspan="3" style="padding:0 1pt"/><td colspan="3" style="padding:2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-style:italic;font-weight:700;line-height:120%">December 31,<br/>2020</span></td></tr><tr style="height:3pt"><td colspan="3" style="border-top:1pt solid #000;padding:0 1pt"/><td colspan="3" style="border-top:1pt solid #000;padding:0 1pt"/><td colspan="3" style="border-top:1pt solid #000;padding:0 1pt"/><td colspan="3" style="border-top:1pt solid #000;padding:0 1pt"/></tr><tr><td colspan="3" style="background-color:#dbdbdb;padding:2px 1pt;text-align:left;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:120%">Electric Plant in Service</span></td><td colspan="3" style="background-color:#dbdbdb;padding:2px 1pt;text-align:left;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:120%">&#160;</span></td><td colspan="3" style="background-color:#dbdbdb;padding:0 1pt"/><td colspan="3" style="background-color:#dbdbdb;padding:2px 1pt;text-align:left;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:120%">&#160;</span></td></tr><tr><td colspan="3" style="background-color:#ffffff;padding:2px 1pt 2px 7pt;text-align:left;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">Electric Plant in Service</span></td><td colspan="2" style="background-color:#ffffff;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:120%">2,682,884</span><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">&#160;</span></td><td style="background-color:#ffffff;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/><td colspan="3" style="background-color:#ffffff;padding:0 1pt"/><td colspan="2" style="background-color:#ffffff;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">2,531,352&#160;</span></td><td style="background-color:#ffffff;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/></tr><tr><td colspan="3" style="background-color:#dbdbdb;padding:2px 1pt 2px 7pt;text-align:left;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">Construction Work in Progress</span></td><td colspan="2" style="background-color:#dbdbdb;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:120%">77,676</span><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">&#160;</span></td><td style="background-color:#dbdbdb;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/><td colspan="3" style="background-color:#dbdbdb;padding:0 1pt"/><td colspan="2" style="background-color:#dbdbdb;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">203,078&#160;</span></td><td style="background-color:#dbdbdb;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/></tr><tr><td colspan="3" style="background-color:#ffffff;border-top:1pt solid #000;padding:2px 1pt 2px 13pt;text-align:left;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">Total Gross Electric Plant</span></td><td colspan="2" style="background-color:#ffffff;border-top:1pt solid #000;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:120%">2,760,560</span><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">&#160;</span></td><td style="background-color:#ffffff;border-top:1pt solid #000;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/><td colspan="3" style="background-color:#ffffff;border-top:1pt solid #000;padding:0 1pt"/><td colspan="2" style="background-color:#ffffff;border-top:1pt solid #000;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">2,734,430&#160;</span></td><td style="background-color:#ffffff;border-top:1pt solid #000;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/></tr><tr><td colspan="3" style="background-color:#dbdbdb;padding:2px 1pt 2px 7pt;text-align:left;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">Less Accumulated Depreciation and Amortization</span></td><td colspan="2" style="background-color:#dbdbdb;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:120%">796,161</span><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">&#160;</span></td><td style="background-color:#dbdbdb;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/><td colspan="3" style="background-color:#dbdbdb;padding:0 1pt"/><td colspan="2" style="background-color:#dbdbdb;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">778,988&#160;</span></td><td style="background-color:#dbdbdb;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/></tr><tr><td colspan="3" style="background-color:#ffffff;border-top:1pt solid #000;padding:2px 1pt 2px 13.75pt;text-align:left;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">Net Electric Plant</span></td><td style="background-color:#ffffff;border-top:1pt solid #000;padding:2px 0 2px 1pt;text-align:left;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:120%">$</span></td><td style="background-color:#ffffff;border-top:1pt solid #000;padding:2px 0;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:120%">1,964,399</span><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">&#160;</span></td><td style="background-color:#ffffff;border-top:1pt solid #000;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/><td colspan="3" style="background-color:#ffffff;border-top:1pt solid #000;padding:0 1pt"/><td style="background-color:#ffffff;border-top:1pt solid #000;padding:2px 0 2px 1pt;text-align:left;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">$</span></td><td style="background-color:#ffffff;border-top:1pt solid #000;padding:2px 0;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">1,955,442&#160;</span></td><td style="background-color:#ffffff;border-top:1pt solid #000;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/></tr><tr><td colspan="3" style="background-color:#dbdbdb;padding:2px 1pt;text-align:left;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:120%">Nonelectric Property, Plant and Equipment</span></td><td colspan="3" style="background-color:#dbdbdb;padding:0 1pt"/><td colspan="3" style="background-color:#dbdbdb;padding:0 1pt"/><td colspan="3" style="background-color:#dbdbdb;padding:0 1pt"/></tr><tr><td colspan="3" style="background-color:#ffffff;padding:2px 1pt 2px 7pt;text-align:left;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">Nonelectric Property, Plant and Equipment in Service</span></td><td colspan="2" style="background-color:#ffffff;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:120%">259,975</span><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">&#160;</span></td><td style="background-color:#ffffff;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/><td colspan="3" style="background-color:#ffffff;padding:0 1pt"/><td colspan="2" style="background-color:#ffffff;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">258,730&#160;</span></td><td style="background-color:#ffffff;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/></tr><tr><td colspan="3" style="background-color:#dbdbdb;padding:2px 1pt 2px 7pt;text-align:left;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">Construction Work in Progress</span></td><td colspan="2" style="background-color:#dbdbdb;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:120%">12,086</span><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">&#160;</span></td><td style="background-color:#dbdbdb;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/><td colspan="3" style="background-color:#dbdbdb;padding:0 1pt"/><td colspan="2" style="background-color:#dbdbdb;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">9,290&#160;</span></td><td style="background-color:#dbdbdb;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/></tr><tr><td colspan="3" style="background-color:#ffffff;border-top:1pt solid #000;padding:2px 1pt 2px 13pt;text-align:left;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">Total Gross Nonelectric Property, Plant and Equipment</span></td><td colspan="2" style="background-color:#ffffff;border-top:1pt solid #000;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:120%">272,061</span><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">&#160;</span></td><td style="background-color:#ffffff;border-top:1pt solid #000;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/><td colspan="3" style="background-color:#ffffff;border-top:1pt solid #000;padding:0 1pt"/><td colspan="2" style="background-color:#ffffff;border-top:1pt solid #000;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">268,020&#160;</span></td><td style="background-color:#ffffff;border-top:1pt solid #000;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/></tr><tr><td colspan="3" style="background-color:#dbdbdb;padding:2px 1pt 2px 7pt;text-align:left;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">Less Accumulated Depreciation and Amortization</span></td><td colspan="2" style="background-color:#dbdbdb;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:120%">175,668</span><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">&#160;</span></td><td style="background-color:#dbdbdb;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/><td colspan="3" style="background-color:#dbdbdb;padding:0 1pt"/><td colspan="2" style="background-color:#dbdbdb;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">174,189&#160;</span></td><td style="background-color:#dbdbdb;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/></tr><tr><td colspan="3" style="background-color:#ffffff;border-top:1pt solid #000;padding:2px 1pt 2px 13.75pt;text-align:left;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">Net Nonelectric Property, Plant and Equipment</span></td><td colspan="2" style="background-color:#ffffff;border-top:1pt solid #000;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:120%">96,393</span><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">&#160;</span></td><td style="background-color:#ffffff;border-top:1pt solid #000;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/><td colspan="3" style="background-color:#ffffff;border-top:1pt solid #000;padding:0 1pt"/><td colspan="2" style="background-color:#ffffff;border-top:1pt solid #000;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">93,831&#160;</span></td><td style="background-color:#ffffff;border-top:1pt solid #000;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/></tr><tr><td colspan="3" style="background-color:#dbdbdb;border-top:1pt solid #000;padding:2px 1pt;text-align:left;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:120%">Net Property, Plant and Equipment</span></td><td style="background-color:#dbdbdb;border-top:1pt solid #000;padding:2px 0 2px 1pt;text-align:left;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:120%">$</span></td><td style="background-color:#dbdbdb;border-top:1pt solid #000;padding:2px 0;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:120%">2,060,792</span><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">&#160;</span></td><td style="background-color:#dbdbdb;border-top:1pt solid #000;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/><td colspan="3" style="background-color:#dbdbdb;border-top:1pt solid #000;padding:0 1pt"/><td style="background-color:#dbdbdb;border-top:1pt solid #000;padding:2px 0 2px 1pt;text-align:left;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">$</span></td><td style="background-color:#dbdbdb;border-top:1pt solid #000;padding:2px 0;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">2,049,273&#160;</span></td><td style="background-color:#dbdbdb;border-top:1pt solid #000;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/></tr></table></div><span></span>
</td>
</tr>
</table>
<div style="display: none;">
<table border="0" cellpadding="0" cellspacing="0" class="authRefData" style="display: none;" id="defref_us-gaap_OrganizationConsolidationAndPresentationOfFinancialStatementsAbstract">
<tr><td class="hide"><a style="color: white;" href="javascript:void(0);" onclick="top.Show.hideAR();">X</a></td></tr>
<tr><td><div class="body" style="padding: 2px;">
<a href="javascript:void(0);" onclick="top.Show.toggleNext( this );">- References</a><div><p>No definition available.</p></div>
<a href="javascript:void(0);" onclick="top.Show.toggleNext( this );">+ Details</a><div style="display: none;"><table border="0" cellpadding="0" cellspacing="0">
<tr>
<td><strong> Name:</strong></td>
<td style="white-space:nowrap;">us-gaap_OrganizationConsolidationAndPresentationOfFinancialStatementsAbstract</td>
</tr>
<tr>
<td style="padding-right: 4px;white-space:nowrap;"><strong> Namespace Prefix:</strong></td>
<td>us-gaap_</td>
</tr>
<tr>
<td><strong> Data Type:</strong></td>
<td>xbrli:stringItemType</td>
</tr>
<tr>
<td><strong> Balance Type:</strong></td>
<td>na</td>
</tr>
<tr>
<td><strong> Period Type:</strong></td>
<td>duration</td>
</tr>
</table></div>
</div></td></tr>
</table>
<table border="0" cellpadding="0" cellspacing="0" class="authRefData" style="display: none;" id="defref_us-gaap_SupplementalBalanceSheetDisclosuresTextBlock">
<tr><td class="hide"><a style="color: white;" href="javascript:void(0);" onclick="top.Show.hideAR();">X</a></td></tr>
<tr><td><div class="body" style="padding: 2px;">
<a href="javascript:void(0);" onclick="top.Show.toggleNext( this );">- Definition</a><div><p>The entire disclosure for supplemental balance sheet disclosures, including descriptions and amounts for assets, liabilities, and equity.</p></div>
<a href="javascript:void(0);" onclick="top.Show.toggleNext( this );">+ References</a><div style="display: none;"><p>Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef<br> -Publisher FASB<br> -Name Accounting Standards Codification<br> -Topic 210<br> -URI http://asc.fasb.org/topic&amp;trid=2122208<br></p></div>
<a href="javascript:void(0);" onclick="top.Show.toggleNext( this );">+ Details</a><div style="display: none;"><table border="0" cellpadding="0" cellspacing="0">
<tr>
<td><strong> Name:</strong></td>
<td style="white-space:nowrap;">us-gaap_SupplementalBalanceSheetDisclosuresTextBlock</td>
</tr>
<tr>
<td style="padding-right: 4px;white-space:nowrap;"><strong> Namespace Prefix:</strong></td>
<td>us-gaap_</td>
</tr>
<tr>
<td><strong> Data Type:</strong></td>
<td>nonnum:textBlockItemType</td>
</tr>
<tr>
<td><strong> Balance Type:</strong></td>
<td>na</td>
</tr>
<tr>
<td><strong> Period Type:</strong></td>
<td>duration</td>
</tr>
</table></div>
</div></td></tr>
</table>
</div>
</body>
</html>
</TEXT>
</DOCUMENT>
<DOCUMENT>
<TYPE>XML
<SEQUENCE>24
<FILENAME>R13.htm
<DESCRIPTION>IDEA: XBRL DOCUMENT
<TEXT>
<html>
<head>
<title></title>
<link rel="stylesheet" type="text/css" href="report.css">
<script type="text/javascript" src="Show.js">/* Do Not Remove This Comment */</script><script type="text/javascript">
							function toggleNextSibling (e) {
							if (e.nextSibling.style.display=='none') {
							e.nextSibling.style.display='block';
							} else { e.nextSibling.style.display='none'; }
							}</script>
</head>
<body>
<span style="display: none;">v3.21.1</span><table class="report" border="0" cellspacing="2" id="idm140348366406328">
<tr>
<th class="tl" colspan="1" rowspan="2"><div style="width: 200px;"><strong>Regulatory Matters<br></strong></div></th>
<th class="th" colspan="1">3 Months Ended</th>
</tr>
<tr><th class="th"><div>Mar. 31, 2021</div></th></tr>
<tr class="re">
<td class="pl " style="border-bottom: 0px;" valign="top"><a class="a" href="javascript:void(0);" onclick="top.Show.showAR( this, 'defref_us-gaap_RegulatoryAssetsAndLiabilitiesDisclosureAbstract', window );"><strong>Regulatory Assets and Liabilities Disclosure [Abstract]</strong></a></td>
<td class="text">&#160;<span></span>
</td>
</tr>
<tr class="ro">
<td class="pl " style="border-bottom: 0px;" valign="top"><a class="a" href="javascript:void(0);" onclick="top.Show.showAR( this, 'defref_us-gaap_ScheduleOfRegulatoryAssetsAndLiabilitiesTextBlock', window );">Regulatory Matters</a></td>
<td class="text">Regulatory Matters<div><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:9pt;font-weight:700;line-height:120%">Regulatory Assets and Liabilities</span></div><div style="margin-bottom:3pt"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:9pt;font-weight:400;line-height:120%">The following presents our current and long-term regulatory assets and liabilities as of March&#160;31, 2021 and December&#160;31, 2020 and the period we expect to recover or refund such amounts:</span></div><div><table style="border-collapse:collapse;display:inline-table;margin-bottom:5pt;vertical-align:text-bottom;width:100.000%"><tr><td style="width:1.0%"/><td style="width:35.566%"/><td style="width:0.1%"/><td style="width:1.0%"/><td style="width:10.566%"/><td style="width:0.1%"/><td style="width:0.1%"/><td style="width:1.605%"/><td style="width:0.1%"/><td style="width:1.0%"/><td style="width:10.011%"/><td style="width:0.1%"/><td style="width:0.1%"/><td style="width:1.605%"/><td style="width:0.1%"/><td style="width:1.0%"/><td style="width:10.011%"/><td style="width:0.1%"/><td style="width:0.1%"/><td style="width:1.605%"/><td style="width:0.1%"/><td style="width:1.0%"/><td style="width:10.011%"/><td style="width:0.1%"/><td style="width:0.1%"/><td style="width:1.605%"/><td style="width:0.1%"/><td style="width:1.0%"/><td style="width:10.015%"/><td style="width:0.1%"/></tr><tr><td colspan="3" style="padding:0 1pt"/><td colspan="3" style="padding:2px 1pt;text-align:left;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-style:italic;font-weight:700;line-height:100%">Period of</span></td><td colspan="3" style="padding:0 1pt"/><td colspan="9" style="padding:2px 1pt;text-align:center;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-style:italic;font-weight:700;line-height:100%">March 31, 2021</span></td><td colspan="3" style="padding:0 1pt"/><td colspan="9" style="padding:2px 1pt;text-align:center;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-style:italic;font-weight:700;line-height:100%">December 31, 2020</span></td></tr><tr><td colspan="3" style="padding:2px 1pt;text-align:left;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-style:italic;font-weight:700;line-height:100%">(in thousands)</span></td><td colspan="3" style="padding:2px 1pt;text-align:left;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-style:italic;font-weight:700;line-height:100%">Recovery/Refund</span></td><td colspan="3" style="padding:0 1pt"/><td colspan="3" style="border-top:1pt solid #000;padding:2px 1pt;text-align:center;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-style:italic;font-weight:700;line-height:100%">Current</span></td><td colspan="3" style="border-top:1pt solid #000;padding:0 1pt"/><td colspan="3" style="border-top:1pt solid #000;padding:2px 1pt;text-align:center;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-style:italic;font-weight:700;line-height:100%">Long-Term</span></td><td colspan="3" style="padding:0 1pt"/><td colspan="3" style="border-top:1pt solid #000;padding:2px 1pt;text-align:center;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-style:italic;font-weight:700;line-height:100%">Current</span></td><td colspan="3" style="border-top:1pt solid #000;padding:0 1pt"/><td colspan="3" style="border-top:1pt solid #000;padding:2px 1pt;text-align:center;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-style:italic;font-weight:700;line-height:100%">Long Term</span></td></tr><tr style="height:3pt"><td colspan="3" style="border-top:1pt solid #000;padding:0 1pt"/><td colspan="3" style="border-top:1pt solid #000;padding:0 1pt"/><td colspan="3" style="border-top:1pt solid #000;padding:0 1pt"/><td colspan="3" style="border-top:1pt solid #000;padding:0 1pt"/><td colspan="3" style="border-top:1pt solid #000;padding:0 1pt"/><td colspan="3" style="border-top:1pt solid #000;padding:0 1pt"/><td colspan="3" style="border-top:1pt solid #000;padding:0 1pt"/><td colspan="3" style="border-top:1pt solid #000;padding:0 1pt"/><td colspan="3" style="border-top:1pt solid #000;padding:0 1pt"/><td colspan="3" style="border-top:1pt solid #000;padding:0 1pt"/></tr><tr><td colspan="3" style="background-color:#dbdbdb;padding:2px 1pt;text-align:left;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:100%">Regulatory Assets</span></td><td colspan="3" style="background-color:#dbdbdb;padding:0 1pt"/><td colspan="3" style="background-color:#dbdbdb;padding:0 1pt"/><td colspan="3" style="background-color:#dbdbdb;padding:0 1pt"/><td colspan="3" style="background-color:#dbdbdb;padding:0 1pt"/><td colspan="3" style="background-color:#dbdbdb;padding:0 1pt"/><td colspan="3" style="background-color:#dbdbdb;padding:0 1pt"/><td colspan="3" style="background-color:#dbdbdb;padding:0 1pt"/><td colspan="3" style="background-color:#dbdbdb;padding:0 1pt"/><td colspan="3" style="background-color:#dbdbdb;padding:0 1pt"/></tr><tr><td colspan="3" style="background-color:#ffffff;padding:2px 1pt;text-align:left;vertical-align:bottom"><div style="padding-left:6pt"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%">Pension and Other Postretirement Benefit Plans</span><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:5.2pt;font-weight:400;line-height:100%;position:relative;top:-2.8pt;vertical-align:baseline">1</span></div></td><td colspan="3" style="background-color:#ffffff;padding:2px 1pt;text-align:left;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%">Various</span></td><td colspan="3" style="background-color:#ffffff;padding:0 1pt"/><td style="background-color:#ffffff;padding:2px 0 2px 1pt;text-align:left;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:120%">$</span></td><td style="background-color:#ffffff;padding:2px 0;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:120%">11,037</span><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">&#160;</span></td><td style="background-color:#ffffff;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/><td colspan="3" style="background-color:#ffffff;padding:0 1pt"/><td style="background-color:#ffffff;padding:2px 0 2px 1pt;text-align:left;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:120%">$</span></td><td style="background-color:#ffffff;padding:2px 0;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:120%">143,996</span><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">&#160;</span></td><td style="background-color:#ffffff;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/><td colspan="3" style="background-color:#ffffff;padding:0 1pt"/><td style="background-color:#ffffff;padding:2px 0 2px 1pt;text-align:left;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">$</span></td><td style="background-color:#ffffff;padding:2px 0;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">11,037&#160;</span></td><td style="background-color:#ffffff;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/><td colspan="3" style="background-color:#ffffff;padding:0 1pt"/><td style="background-color:#ffffff;padding:2px 0 2px 1pt;text-align:left;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">$</span></td><td style="background-color:#ffffff;padding:2px 0;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">146,071&#160;</span></td><td style="background-color:#ffffff;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/></tr><tr><td colspan="3" style="background-color:#dbdbdb;padding:2px 1pt;text-align:left;vertical-align:bottom"><div style="padding-left:6pt"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%">Alternative Revenue Program Riders</span><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:5.2pt;font-weight:400;line-height:100%;position:relative;top:-2.8pt;vertical-align:baseline">2</span></div></td><td colspan="3" style="background-color:#dbdbdb;padding:2px 1pt;text-align:left;vertical-align:bottom"><div><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%">Up to 3 years</span></div></td><td colspan="3" style="background-color:#dbdbdb;padding:0 1pt"/><td colspan="2" style="background-color:#dbdbdb;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:100%">6,891</span><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%">&#160;</span></td><td style="background-color:#dbdbdb;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/><td colspan="3" style="background-color:#dbdbdb;padding:0 1pt"/><td colspan="2" style="background-color:#dbdbdb;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:100%">10,418</span><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%">&#160;</span></td><td style="background-color:#dbdbdb;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/><td colspan="3" style="background-color:#dbdbdb;padding:0 1pt"/><td colspan="2" style="background-color:#dbdbdb;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%">8,871&#160;</span></td><td style="background-color:#dbdbdb;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/><td colspan="3" style="background-color:#dbdbdb;padding:0 1pt"/><td colspan="2" style="background-color:#dbdbdb;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%">9,373&#160;</span></td><td style="background-color:#dbdbdb;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/></tr><tr><td colspan="3" style="background-color:#ffffff;padding:2px 1pt;text-align:left;vertical-align:bottom"><div style="padding-left:6pt"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%">Asset Retirement Obligations</span><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:5.2pt;font-weight:400;line-height:100%;position:relative;top:-2.8pt;vertical-align:baseline">1</span></div></td><td colspan="3" style="background-color:#ffffff;padding:2px 1pt;text-align:left;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%">Asset lives</span></td><td colspan="3" style="background-color:#ffffff;padding:0 1pt"/><td colspan="2" style="background-color:#ffffff;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">&#8212;&#160;</span></td><td style="background-color:#ffffff;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/><td colspan="3" style="background-color:#ffffff;padding:0 1pt"/><td colspan="2" style="background-color:#ffffff;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:120%">8,539</span><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">&#160;</span></td><td style="background-color:#ffffff;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/><td colspan="3" style="background-color:#ffffff;padding:0 1pt"/><td colspan="2" style="background-color:#ffffff;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">&#8212;&#160;</span></td><td style="background-color:#ffffff;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/><td colspan="3" style="background-color:#ffffff;padding:0 1pt"/><td colspan="2" style="background-color:#ffffff;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">8,462&#160;</span></td><td style="background-color:#ffffff;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/></tr><tr><td colspan="3" style="display:none"/><td colspan="3" style="display:none"/><td colspan="3" style="display:none"/><td colspan="3" style="display:none"/><td colspan="3" style="display:none"/><td colspan="3" style="display:none"/><td colspan="3" style="display:none"/><td colspan="3" style="display:none"/><td colspan="3" style="display:none"/><td colspan="3" style="display:none"/></tr><tr><td colspan="3" style="background-color:#dbdbdb;padding:2px 1pt;text-align:left;vertical-align:bottom"><div style="padding-left:6pt"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%">ISO Cost Recovery Trackers</span><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:5.2pt;font-weight:400;line-height:100%;position:relative;top:-2.8pt;vertical-align:baseline">1</span></div></td><td colspan="3" style="background-color:#dbdbdb;padding:2px 1pt;text-align:left;vertical-align:bottom"><div><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%">Up to 2 years</span></div></td><td colspan="3" style="background-color:#dbdbdb;padding:0 1pt"/><td colspan="2" style="background-color:#dbdbdb;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:100%">809</span><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%">&#160;</span></td><td style="background-color:#dbdbdb;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/><td colspan="3" style="background-color:#dbdbdb;padding:0 1pt"/><td colspan="2" style="background-color:#dbdbdb;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:100%">703</span><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%">&#160;</span></td><td style="background-color:#dbdbdb;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/><td colspan="3" style="background-color:#dbdbdb;padding:0 1pt"/><td colspan="2" style="background-color:#dbdbdb;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%">1,079&#160;</span></td><td style="background-color:#dbdbdb;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/><td colspan="3" style="background-color:#dbdbdb;padding:0 1pt"/><td colspan="2" style="background-color:#dbdbdb;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%">867&#160;</span></td><td style="background-color:#dbdbdb;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/></tr><tr><td colspan="3" style="background-color:#ffffff;padding:2px 1pt;text-align:left;vertical-align:bottom"><div style="padding-left:6pt"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%">Unrecovered Project Costs</span><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:5.2pt;font-weight:400;line-height:100%;position:relative;top:-2.8pt;vertical-align:baseline">1</span></div></td><td colspan="3" style="background-color:#ffffff;padding:2px 1pt;text-align:left;vertical-align:bottom"><div><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%">Up to 3 years</span></div></td><td colspan="3" style="background-color:#ffffff;padding:0 1pt"/><td colspan="2" style="background-color:#ffffff;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:100%">1,556</span><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%">&#160;</span></td><td style="background-color:#ffffff;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/><td colspan="3" style="background-color:#ffffff;padding:0 1pt"/><td colspan="2" style="background-color:#ffffff;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:100%">2,937</span><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%">&#160;</span></td><td style="background-color:#ffffff;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/><td colspan="3" style="background-color:#ffffff;padding:0 1pt"/><td colspan="2" style="background-color:#ffffff;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%">361&#160;</span></td><td style="background-color:#ffffff;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/><td colspan="3" style="background-color:#ffffff;padding:0 1pt"/><td colspan="2" style="background-color:#ffffff;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%">2,989&#160;</span></td><td style="background-color:#ffffff;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/></tr><tr><td colspan="3" style="background-color:#dbdbdb;padding:2px 1pt;text-align:left;vertical-align:bottom"><div style="padding-left:6pt"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%">Deferred Rate Case Expenses</span><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:5.2pt;font-weight:400;line-height:100%;position:relative;top:-2.8pt;vertical-align:baseline">1</span></div></td><td colspan="3" style="background-color:#dbdbdb;padding:2px 1pt;text-align:left;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%">Various</span></td><td colspan="3" style="background-color:#dbdbdb;padding:0 1pt"/><td colspan="2" style="background-color:#dbdbdb;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:100%">493</span><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%">&#160;</span></td><td style="background-color:#dbdbdb;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/><td colspan="3" style="background-color:#dbdbdb;padding:0 1pt"/><td colspan="2" style="background-color:#dbdbdb;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:100%">165</span><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%">&#160;</span></td><td style="background-color:#dbdbdb;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/><td colspan="3" style="background-color:#dbdbdb;padding:0 1pt"/><td colspan="2" style="background-color:#dbdbdb;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%">360&#160;</span></td><td style="background-color:#dbdbdb;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/><td colspan="3" style="background-color:#dbdbdb;padding:0 1pt"/><td colspan="2" style="background-color:#dbdbdb;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%">230&#160;</span></td><td style="background-color:#dbdbdb;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/></tr><tr><td colspan="3" style="background-color:#ffffff;padding:2px 1pt;text-align:left;vertical-align:bottom"><div style="padding-left:6pt"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%">Debt Reacquisition Premiums</span><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:5.2pt;font-weight:400;line-height:100%;position:relative;top:-2.8pt;vertical-align:baseline">1</span></div></td><td colspan="3" style="background-color:#ffffff;padding:2px 1pt;text-align:left;vertical-align:bottom"><div><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%">Up to 12 years</span></div></td><td colspan="3" style="background-color:#ffffff;padding:0 1pt"/><td colspan="2" style="background-color:#ffffff;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:120%">180</span><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">&#160;</span></td><td style="background-color:#ffffff;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/><td colspan="3" style="background-color:#ffffff;padding:0 1pt"/><td colspan="2" style="background-color:#ffffff;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:120%">302</span><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">&#160;</span></td><td style="background-color:#ffffff;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/><td colspan="3" style="background-color:#ffffff;padding:0 1pt"/><td colspan="2" style="background-color:#ffffff;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">192&#160;</span></td><td style="background-color:#ffffff;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/><td colspan="3" style="background-color:#ffffff;padding:0 1pt"/><td colspan="2" style="background-color:#ffffff;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">341&#160;</span></td><td style="background-color:#ffffff;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/></tr><tr><td colspan="3" style="background-color:#dbdbdb;padding:2px 1pt;text-align:left;vertical-align:bottom"><div style="padding-left:6pt"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%">Other</span><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:5.2pt;font-weight:400;line-height:100%;position:relative;top:-2.8pt;vertical-align:baseline">1</span></div></td><td colspan="3" style="background-color:#dbdbdb;padding:2px 1pt;text-align:left;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%">Various</span></td><td colspan="3" style="background-color:#dbdbdb;padding:0 1pt"/><td colspan="2" style="background-color:#dbdbdb;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:100%">453</span><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%">&#160;</span></td><td style="background-color:#dbdbdb;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/><td colspan="3" style="background-color:#dbdbdb;padding:0 1pt"/><td colspan="2" style="background-color:#dbdbdb;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:100%">496</span><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%">&#160;</span></td><td style="background-color:#dbdbdb;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/><td colspan="3" style="background-color:#dbdbdb;padding:0 1pt"/><td colspan="2" style="background-color:#dbdbdb;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%">&#8212;&#160;</span></td><td style="background-color:#dbdbdb;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/><td colspan="3" style="background-color:#dbdbdb;padding:0 1pt"/><td colspan="2" style="background-color:#dbdbdb;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%">62&#160;</span></td><td style="background-color:#dbdbdb;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/></tr><tr><td colspan="3" style="background-color:#ffffff;border-top:1pt solid #000;padding:2px 1pt 2px 13pt;text-align:left;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:100%">Total Regulatory Assets</span></td><td colspan="3" style="background-color:#ffffff;border-top:1pt solid #000;padding:0 1pt"/><td colspan="3" style="background-color:#ffffff;border-top:1pt solid #000;padding:0 1pt"/><td style="background-color:#ffffff;border-top:1pt solid #000;padding:2px 0 2px 1pt;text-align:left;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:100%">$</span></td><td style="background-color:#ffffff;border-top:1pt solid #000;padding:2px 0;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:100%">21,419</span><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%">&#160;</span></td><td style="background-color:#ffffff;border-top:1pt solid #000;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/><td colspan="3" style="background-color:#ffffff;border-top:1pt solid #000;padding:0 1pt"/><td style="background-color:#ffffff;border-top:1pt solid #000;padding:2px 0 2px 1pt;text-align:left;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:100%">$</span></td><td style="background-color:#ffffff;border-top:1pt solid #000;padding:2px 0;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:100%">167,556</span><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%">&#160;</span></td><td style="background-color:#ffffff;border-top:1pt solid #000;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/><td colspan="3" style="background-color:#ffffff;border-top:1pt solid #000;padding:0 1pt"/><td style="background-color:#ffffff;border-top:1pt solid #000;padding:2px 0 2px 1pt;text-align:left;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%">$</span></td><td style="background-color:#ffffff;border-top:1pt solid #000;padding:2px 0;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%">21,900&#160;</span></td><td style="background-color:#ffffff;border-top:1pt solid #000;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/><td colspan="3" style="background-color:#ffffff;border-top:1pt solid #000;padding:0 1pt"/><td style="background-color:#ffffff;border-top:1pt solid #000;padding:2px 0 2px 1pt;text-align:left;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%">$</span></td><td style="background-color:#ffffff;border-top:1pt solid #000;padding:2px 0;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%">168,395&#160;</span></td><td style="background-color:#ffffff;border-top:1pt solid #000;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/></tr><tr><td colspan="3" style="background-color:#dbdbdb;padding:2px 1pt;text-align:left;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:100%">Regulatory Liabilities</span></td><td colspan="3" style="background-color:#dbdbdb;padding:0 1pt"/><td colspan="3" style="background-color:#dbdbdb;padding:0 1pt"/><td colspan="3" style="background-color:#dbdbdb;padding:0 1pt"/><td colspan="3" style="background-color:#dbdbdb;padding:0 1pt"/><td colspan="3" style="background-color:#dbdbdb;padding:0 1pt"/><td colspan="3" style="background-color:#dbdbdb;padding:0 1pt"/><td colspan="3" style="background-color:#dbdbdb;padding:0 1pt"/><td colspan="3" style="background-color:#dbdbdb;padding:0 1pt"/><td colspan="3" style="background-color:#dbdbdb;padding:0 1pt"/></tr><tr><td colspan="3" style="background-color:#ffffff;padding:2px 1pt 2px 7pt;text-align:left;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%">Deferred Income Taxes</span></td><td colspan="3" style="background-color:#ffffff;padding:2px 1pt;text-align:left;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%">Asset lives</span></td><td colspan="3" style="background-color:#ffffff;padding:0 1pt"/><td style="background-color:#ffffff;padding:2px 0 2px 1pt;text-align:left;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:120%">$</span></td><td style="background-color:#ffffff;padding:2px 0;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:120%">&#8212;</span><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">&#160;</span></td><td style="background-color:#ffffff;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/><td colspan="3" style="background-color:#ffffff;padding:0 1pt"/><td style="background-color:#ffffff;padding:2px 0 2px 1pt;text-align:left;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:120%">$</span></td><td style="background-color:#ffffff;padding:2px 0;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:120%">133,306</span><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">&#160;</span></td><td style="background-color:#ffffff;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/><td colspan="3" style="background-color:#ffffff;padding:0 1pt"/><td style="background-color:#ffffff;padding:2px 0 2px 1pt;text-align:left;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">$</span></td><td style="background-color:#ffffff;padding:2px 0;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">&#8212;&#160;</span></td><td style="background-color:#ffffff;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/><td colspan="3" style="background-color:#ffffff;padding:0 1pt"/><td style="background-color:#ffffff;padding:2px 0 2px 1pt;text-align:left;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">$</span></td><td style="background-color:#ffffff;padding:2px 0;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">134,719&#160;</span></td><td style="background-color:#ffffff;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/></tr><tr><td colspan="3" style="background-color:#dbdbdb;padding:2px 1pt 2px 7pt;text-align:left;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%">Plant Removal Obligations</span></td><td colspan="3" style="background-color:#dbdbdb;padding:2px 1pt;text-align:left;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%">Asset lives</span></td><td colspan="3" style="background-color:#dbdbdb;padding:0 1pt"/><td colspan="2" style="background-color:#dbdbdb;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:120%">&#8212;</span><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">&#160;</span></td><td style="background-color:#dbdbdb;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/><td colspan="3" style="background-color:#dbdbdb;padding:0 1pt"/><td colspan="2" style="background-color:#dbdbdb;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:120%">100,616</span><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">&#160;</span></td><td style="background-color:#dbdbdb;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/><td colspan="3" style="background-color:#dbdbdb;padding:0 1pt"/><td colspan="2" style="background-color:#dbdbdb;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">&#8212;&#160;</span></td><td style="background-color:#dbdbdb;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/><td colspan="3" style="background-color:#dbdbdb;padding:0 1pt"/><td colspan="2" style="background-color:#dbdbdb;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">98,707&#160;</span></td><td style="background-color:#dbdbdb;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/></tr><tr><td colspan="3" style="background-color:#ffffff;padding:2px 1pt 2px 7pt;text-align:left;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%">Fuel Clause Adjustments</span></td><td colspan="3" style="background-color:#ffffff;padding:2px 1pt;text-align:left;vertical-align:bottom"><div><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%">Up to 1 year</span></div></td><td colspan="3" style="background-color:#ffffff;padding:0 1pt"/><td colspan="2" style="background-color:#ffffff;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:120%">7,072</span><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">&#160;</span></td><td style="background-color:#ffffff;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/><td colspan="3" style="background-color:#ffffff;padding:0 1pt"/><td colspan="2" style="background-color:#ffffff;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:120%">&#8212;</span><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">&#160;</span></td><td style="background-color:#ffffff;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/><td colspan="3" style="background-color:#ffffff;padding:0 1pt"/><td colspan="2" style="background-color:#ffffff;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">10,947&#160;</span></td><td style="background-color:#ffffff;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/><td colspan="3" style="background-color:#ffffff;padding:0 1pt"/><td colspan="2" style="background-color:#ffffff;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">&#8212;&#160;</span></td><td style="background-color:#ffffff;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/></tr><tr><td colspan="3" style="background-color:#dbdbdb;padding:2px 1pt 2px 7pt;text-align:left;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%">Alternative Revenue Program Riders</span></td><td colspan="3" style="background-color:#dbdbdb;padding:2px 1pt;text-align:left;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%">Various</span></td><td colspan="3" style="background-color:#dbdbdb;padding:0 1pt"/><td colspan="2" style="background-color:#dbdbdb;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:100%">3,306</span><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%">&#160;</span></td><td style="background-color:#dbdbdb;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/><td colspan="3" style="background-color:#dbdbdb;padding:0 1pt"/><td colspan="2" style="background-color:#dbdbdb;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:100%">837</span><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%">&#160;</span></td><td style="background-color:#dbdbdb;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/><td colspan="3" style="background-color:#dbdbdb;padding:0 1pt"/><td colspan="2" style="background-color:#dbdbdb;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%">3,581&#160;</span></td><td style="background-color:#dbdbdb;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/><td colspan="3" style="background-color:#dbdbdb;padding:0 1pt"/><td colspan="2" style="background-color:#dbdbdb;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%">470&#160;</span></td><td style="background-color:#dbdbdb;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/></tr><tr><td colspan="3" style="background-color:#ffffff;padding:2px 1pt 2px 7pt;text-align:left;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%">Pension and Other Postretirement Benefit Plans</span></td><td colspan="3" style="background-color:#ffffff;padding:2px 1pt;text-align:left;vertical-align:bottom"><div><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%">Up to 1 year</span></div></td><td colspan="3" style="background-color:#ffffff;padding:0 1pt"/><td colspan="2" style="background-color:#ffffff;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:100%">1,959</span><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%">&#160;</span></td><td style="background-color:#ffffff;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/><td colspan="3" style="background-color:#ffffff;padding:0 1pt"/><td colspan="2" style="background-color:#ffffff;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:100%">&#8212;</span><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%">&#160;</span></td><td style="background-color:#ffffff;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/><td colspan="3" style="background-color:#ffffff;padding:0 1pt"/><td colspan="2" style="background-color:#ffffff;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%">1,959&#160;</span></td><td style="background-color:#ffffff;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/><td colspan="3" style="background-color:#ffffff;padding:0 1pt"/><td colspan="2" style="background-color:#ffffff;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%">&#8212;&#160;</span></td><td style="background-color:#ffffff;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/></tr><tr><td colspan="3" style="display:none"/><td colspan="3" style="display:none"/><td colspan="3" style="display:none"/><td colspan="3" style="display:none"/><td colspan="3" style="display:none"/><td colspan="3" style="display:none"/><td colspan="3" style="display:none"/><td colspan="3" style="display:none"/><td colspan="3" style="display:none"/><td colspan="3" style="display:none"/></tr><tr><td colspan="3" style="display:none"/><td colspan="3" style="display:none"/><td colspan="3" style="display:none"/><td colspan="3" style="display:none"/><td colspan="3" style="display:none"/><td colspan="3" style="display:none"/><td colspan="3" style="display:none"/><td colspan="3" style="display:none"/><td colspan="3" style="display:none"/><td colspan="3" style="display:none"/></tr><tr><td colspan="3" style="background-color:#dbdbdb;padding:2px 1pt 2px 7pt;text-align:left;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%">Other</span></td><td colspan="3" style="background-color:#dbdbdb;padding:2px 1pt;text-align:left;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%">Various</span></td><td colspan="3" style="background-color:#dbdbdb;padding:0 1pt"/><td colspan="2" style="background-color:#dbdbdb;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:100%">180</span><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%">&#160;</span></td><td style="background-color:#dbdbdb;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/><td colspan="3" style="background-color:#dbdbdb;padding:0 1pt"/><td colspan="2" style="background-color:#dbdbdb;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:100%">227</span><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%">&#160;</span></td><td style="background-color:#dbdbdb;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/><td colspan="3" style="background-color:#dbdbdb;padding:0 1pt"/><td colspan="2" style="background-color:#dbdbdb;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%">176&#160;</span></td><td style="background-color:#dbdbdb;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/><td colspan="3" style="background-color:#dbdbdb;padding:0 1pt"/><td colspan="2" style="background-color:#dbdbdb;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%">77&#160;</span></td><td style="background-color:#dbdbdb;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/></tr><tr><td colspan="3" style="background-color:#ffffff;border-top:1pt solid #000;padding:2px 1pt 2px 13pt;text-align:left;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:100%">Total Regulatory Liabilities</span></td><td colspan="3" style="background-color:#ffffff;border-top:1pt solid #000;padding:0 1pt"/><td colspan="3" style="background-color:#ffffff;border-top:1pt solid #000;padding:0 1pt"/><td style="background-color:#ffffff;border-top:1pt solid #000;padding:2px 0 2px 1pt;text-align:left;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:100%">$</span></td><td style="background-color:#ffffff;border-top:1pt solid #000;padding:2px 0;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:100%">12,517</span><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%">&#160;</span></td><td style="background-color:#ffffff;border-top:1pt solid #000;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/><td colspan="3" style="background-color:#ffffff;border-top:1pt solid #000;padding:0 1pt"/><td style="background-color:#ffffff;border-top:1pt solid #000;padding:2px 0 2px 1pt;text-align:left;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:100%">$</span></td><td style="background-color:#ffffff;border-top:1pt solid #000;padding:2px 0;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:100%">234,986</span><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%">&#160;</span></td><td style="background-color:#ffffff;border-top:1pt solid #000;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/><td colspan="3" style="background-color:#ffffff;border-top:1pt solid #000;padding:0 1pt"/><td style="background-color:#ffffff;border-top:1pt solid #000;padding:2px 0 2px 1pt;text-align:left;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%">$</span></td><td style="background-color:#ffffff;border-top:1pt solid #000;padding:2px 0;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%">16,663&#160;</span></td><td style="background-color:#ffffff;border-top:1pt solid #000;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/><td colspan="3" style="background-color:#ffffff;border-top:1pt solid #000;padding:0 1pt"/><td style="background-color:#ffffff;border-top:1pt solid #000;padding:2px 0 2px 1pt;text-align:left;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%">$</span></td><td style="background-color:#ffffff;border-top:1pt solid #000;padding:2px 0;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%">233,973&#160;</span></td><td style="background-color:#ffffff;border-top:1pt solid #000;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/></tr><tr style="height:3pt"><td colspan="3" style="padding:0 1pt"/><td colspan="3" style="padding:0 1pt"/><td colspan="3" style="padding:0 1pt"/><td colspan="3" style="padding:0 1pt"/><td colspan="3" style="padding:0 1pt"/><td colspan="3" style="padding:0 1pt"/><td colspan="3" style="padding:0 1pt"/><td colspan="3" style="padding:0 1pt"/><td colspan="3" style="padding:0 1pt"/><td colspan="3" style="padding:0 1pt"/></tr><tr><td colspan="3" style="border-top:1pt solid #000;padding:2px 1pt;text-align:left;vertical-align:bottom"><div><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:4.55pt;font-style:italic;font-weight:400;line-height:100%;position:relative;top:-2.44pt;vertical-align:baseline">1</span><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:7pt;font-style:italic;font-weight:400;line-height:100%">Costs subject to recovery without a rate of return.</span></div></td><td colspan="3" style="border-top:1pt solid #000;padding:0 1pt"/><td colspan="3" style="padding:0 1pt"/><td colspan="3" style="padding:0 1pt"/><td colspan="3" style="padding:0 1pt"/><td colspan="3" style="padding:0 1pt"/><td colspan="3" style="padding:0 1pt"/><td colspan="3" style="padding:0 1pt"/><td colspan="3" style="padding:0 1pt"/><td colspan="3" style="padding:0 1pt"/></tr><tr><td colspan="3" style="padding:2px 1pt;text-align:left;vertical-align:bottom"><div><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:4.55pt;font-style:italic;font-weight:400;line-height:100%;position:relative;top:-2.44pt;vertical-align:baseline">2</span><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:7pt;font-style:italic;font-weight:400;line-height:100%">Amount eligible for recovery includes an incentive or rate of return.</span></div></td><td colspan="3" style="padding:0 1pt"/><td colspan="3" style="padding:0 1pt"/><td colspan="3" style="padding:0 1pt"/><td colspan="3" style="padding:0 1pt"/><td colspan="3" style="padding:0 1pt"/><td colspan="3" style="padding:0 1pt"/><td colspan="3" style="padding:0 1pt"/><td colspan="3" style="padding:0 1pt"/><td colspan="3" style="padding:0 1pt"/></tr></table></div><span></span>
</td>
</tr>
</table>
<div style="display: none;">
<table border="0" cellpadding="0" cellspacing="0" class="authRefData" style="display: none;" id="defref_us-gaap_RegulatoryAssetsAndLiabilitiesDisclosureAbstract">
<tr><td class="hide"><a style="color: white;" href="javascript:void(0);" onclick="top.Show.hideAR();">X</a></td></tr>
<tr><td><div class="body" style="padding: 2px;">
<a href="javascript:void(0);" onclick="top.Show.toggleNext( this );">- References</a><div><p>No definition available.</p></div>
<a href="javascript:void(0);" onclick="top.Show.toggleNext( this );">+ Details</a><div style="display: none;"><table border="0" cellpadding="0" cellspacing="0">
<tr>
<td><strong> Name:</strong></td>
<td style="white-space:nowrap;">us-gaap_RegulatoryAssetsAndLiabilitiesDisclosureAbstract</td>
</tr>
<tr>
<td style="padding-right: 4px;white-space:nowrap;"><strong> Namespace Prefix:</strong></td>
<td>us-gaap_</td>
</tr>
<tr>
<td><strong> Data Type:</strong></td>
<td>xbrli:stringItemType</td>
</tr>
<tr>
<td><strong> Balance Type:</strong></td>
<td>na</td>
</tr>
<tr>
<td><strong> Period Type:</strong></td>
<td>duration</td>
</tr>
</table></div>
</div></td></tr>
</table>
<table border="0" cellpadding="0" cellspacing="0" class="authRefData" style="display: none;" id="defref_us-gaap_ScheduleOfRegulatoryAssetsAndLiabilitiesTextBlock">
<tr><td class="hide"><a style="color: white;" href="javascript:void(0);" onclick="top.Show.hideAR();">X</a></td></tr>
<tr><td><div class="body" style="padding: 2px;">
<a href="javascript:void(0);" onclick="top.Show.toggleNext( this );">- Definition</a><div><p>The entire disclosure for detailed information about regulatory assets and liabilities, including current and noncurrent assets created when regulatory agencies permit the deferral of costs to the balance sheet that would otherwise be required to appear on the company's income statement and would be charged against current expenses or revenues, as well as current and noncurrent liabilities created when regulatory agencies permit.</p></div>
<a href="javascript:void(0);" onclick="top.Show.toggleNext( this );">+ References</a><div style="display: none;"><p>No definition available.</p></div>
<a href="javascript:void(0);" onclick="top.Show.toggleNext( this );">+ Details</a><div style="display: none;"><table border="0" cellpadding="0" cellspacing="0">
<tr>
<td><strong> Name:</strong></td>
<td style="white-space:nowrap;">us-gaap_ScheduleOfRegulatoryAssetsAndLiabilitiesTextBlock</td>
</tr>
<tr>
<td style="padding-right: 4px;white-space:nowrap;"><strong> Namespace Prefix:</strong></td>
<td>us-gaap_</td>
</tr>
<tr>
<td><strong> Data Type:</strong></td>
<td>nonnum:textBlockItemType</td>
</tr>
<tr>
<td><strong> Balance Type:</strong></td>
<td>na</td>
</tr>
<tr>
<td><strong> Period Type:</strong></td>
<td>duration</td>
</tr>
</table></div>
</div></td></tr>
</table>
</div>
</body>
</html>
</TEXT>
</DOCUMENT>
<DOCUMENT>
<TYPE>XML
<SEQUENCE>25
<FILENAME>R14.htm
<DESCRIPTION>IDEA: XBRL DOCUMENT
<TEXT>
<html>
<head>
<title></title>
<link rel="stylesheet" type="text/css" href="report.css">
<script type="text/javascript" src="Show.js">/* Do Not Remove This Comment */</script><script type="text/javascript">
							function toggleNextSibling (e) {
							if (e.nextSibling.style.display=='none') {
							e.nextSibling.style.display='block';
							} else { e.nextSibling.style.display='none'; }
							}</script>
</head>
<body>
<span style="display: none;">v3.21.1</span><table class="report" border="0" cellspacing="2" id="idm140348367759608">
<tr>
<th class="tl" colspan="1" rowspan="2"><div style="width: 200px;"><strong>Short-Term and Long-Term Borrowings<br></strong></div></th>
<th class="th" colspan="1">3 Months Ended</th>
</tr>
<tr><th class="th"><div>Mar. 31, 2021</div></th></tr>
<tr class="re">
<td class="pl " style="border-bottom: 0px;" valign="top"><a class="a" href="javascript:void(0);" onclick="top.Show.showAR( this, 'defref_us-gaap_DebtDisclosureAbstract', window );"><strong>Debt Disclosure [Abstract]</strong></a></td>
<td class="text">&#160;<span></span>
</td>
</tr>
<tr class="ro">
<td class="pl " style="border-bottom: 0px;" valign="top"><a class="a" href="javascript:void(0);" onclick="top.Show.showAR( this, 'defref_us-gaap_DebtDisclosureTextBlock', window );">Short-Term and Long-Term Borrowings</a></td>
<td class="text">Short-Term and Long-Term Borrowings<div style="margin-bottom:3pt"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:9pt;font-weight:400;line-height:120%">The following is a summary of our outstanding short and long-term borrowings by borrower, Otter Tail Corporation (OTC) or Otter Tail Power Company (OTP), as of March&#160;31, 2021 and December&#160;31, 2020:</span></div><div style="margin-top:6pt"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:9pt;font-weight:700;line-height:120%">Short-Term Debt</span></div><div style="margin-bottom:3pt"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:9pt;font-weight:400;line-height:120%">The following is a summary of our lines of credit as of March&#160;31, 2021 and December&#160;31, 2020:</span></div><div style="margin-bottom:6pt"><table style="border-collapse:collapse;display:inline-table;margin-bottom:5pt;vertical-align:text-bottom;width:100.000%"><tr><td style="width:1.0%"/><td style="width:36.122%"/><td style="width:0.1%"/><td style="width:1.0%"/><td style="width:10.011%"/><td style="width:0.1%"/><td style="width:0.1%"/><td style="width:1.605%"/><td style="width:0.1%"/><td style="width:1.0%"/><td style="width:10.011%"/><td style="width:0.1%"/><td style="width:0.1%"/><td style="width:1.605%"/><td style="width:0.1%"/><td style="width:1.0%"/><td style="width:10.011%"/><td style="width:0.1%"/><td style="width:0.1%"/><td style="width:1.605%"/><td style="width:0.1%"/><td style="width:1.0%"/><td style="width:10.011%"/><td style="width:0.1%"/><td style="width:0.1%"/><td style="width:1.605%"/><td style="width:0.1%"/><td style="width:1.0%"/><td style="width:10.014%"/><td style="width:0.1%"/></tr><tr><td colspan="3" style="padding:0 1pt"/><td colspan="3" style="padding:0 1pt"/><td colspan="3" style="padding:0 1pt"/><td colspan="15" style="padding:2px 1pt;text-align:center;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-style:italic;font-weight:700;line-height:120%">March 31, 2021</span></td><td colspan="3" style="padding:0 1pt"/><td colspan="3" style="padding:2px 1pt;text-align:center;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-style:italic;font-weight:700;line-height:120%">December 31,<br/>2020</span></td></tr><tr><td colspan="3" style="padding:2px 1pt;text-align:left;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-style:italic;font-weight:700;line-height:120%">(in thousands)</span></td><td colspan="3" style="padding:2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-style:italic;font-weight:700;line-height:120%">Line Limit</span></td><td colspan="3" style="padding:0 1pt"/><td colspan="3" style="border-top:1pt solid #000;padding:2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-style:italic;font-weight:700;line-height:120%">Amount Outstanding</span></td><td colspan="3" style="border-top:1pt solid #000;padding:0 1pt"/><td colspan="3" style="border-top:1pt solid #000;padding:2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-style:italic;font-weight:700;line-height:120%">Letters <br/>of Credit</span></td><td colspan="3" style="border-top:1pt solid #000;padding:0 1pt"/><td colspan="3" style="border-top:1pt solid #000;padding:2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-style:italic;font-weight:700;line-height:120%">Amount Available</span></td><td colspan="3" style="padding:0 1pt"/><td colspan="3" style="border-top:1pt solid #000;padding:2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-style:italic;font-weight:700;line-height:120%">Amount Available</span></td></tr><tr style="height:3pt"><td colspan="3" style="border-top:1pt solid #000;padding:0 1pt"/><td colspan="3" style="border-top:1pt solid #000;padding:0 1pt"/><td colspan="3" style="border-top:1pt solid #000;padding:0 1pt"/><td colspan="3" style="border-top:1pt solid #000;padding:0 1pt"/><td colspan="3" style="border-top:1pt solid #000;padding:0 1pt"/><td colspan="3" style="border-top:1pt solid #000;padding:0 1pt"/><td colspan="3" style="border-top:1pt solid #000;padding:0 1pt"/><td colspan="3" style="border-top:1pt solid #000;padding:0 1pt"/><td colspan="3" style="border-top:1pt solid #000;padding:0 1pt"/><td colspan="3" style="border-top:1pt solid #000;padding:0 1pt"/></tr><tr><td colspan="3" style="background-color:#dbdbdb;padding:2px 1pt;text-align:left;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">OTC Credit Agreement</span></td><td style="background-color:#dbdbdb;padding:2px 0 2px 1pt;text-align:left;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">$</span></td><td style="background-color:#dbdbdb;padding:2px 0;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">170,000&#160;</span></td><td style="background-color:#dbdbdb;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/><td colspan="3" style="background-color:#dbdbdb;padding:0 1pt"/><td style="background-color:#dbdbdb;padding:2px 0 2px 1pt;text-align:left;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">$</span></td><td style="background-color:#dbdbdb;padding:2px 0;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">78,206&#160;</span></td><td style="background-color:#dbdbdb;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/><td colspan="3" style="background-color:#dbdbdb;padding:0 1pt"/><td style="background-color:#dbdbdb;padding:2px 0 2px 1pt;text-align:left;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">$</span></td><td style="background-color:#dbdbdb;padding:2px 0;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">&#8212;&#160;</span></td><td style="background-color:#dbdbdb;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/><td colspan="3" style="background-color:#dbdbdb;padding:0 1pt"/><td style="background-color:#dbdbdb;padding:2px 0 2px 1pt;text-align:left;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:120%">$</span></td><td style="background-color:#dbdbdb;padding:2px 0;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:120%">91,794</span><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">&#160;</span></td><td style="background-color:#dbdbdb;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/><td colspan="3" style="background-color:#dbdbdb;padding:0 1pt"/><td style="background-color:#dbdbdb;padding:2px 0 2px 1pt;text-align:left;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">$</span></td><td style="background-color:#dbdbdb;padding:2px 0;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">104,834&#160;</span></td><td style="background-color:#dbdbdb;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/></tr><tr><td colspan="3" style="background-color:#ffffff;padding:2px 1pt;text-align:left;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">OTP Credit Agreement</span></td><td colspan="2" style="background-color:#ffffff;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">170,000&#160;</span></td><td style="background-color:#ffffff;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/><td colspan="3" style="background-color:#ffffff;padding:0 1pt"/><td colspan="2" style="background-color:#ffffff;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">56,645&#160;</span></td><td style="background-color:#ffffff;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/><td colspan="3" style="background-color:#ffffff;padding:0 1pt"/><td colspan="2" style="background-color:#ffffff;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">12,671&#160;</span></td><td style="background-color:#ffffff;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/><td colspan="3" style="background-color:#ffffff;padding:0 1pt"/><td colspan="2" style="background-color:#ffffff;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:120%">100,684</span><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">&#160;</span></td><td style="background-color:#ffffff;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/><td colspan="3" style="background-color:#ffffff;padding:0 1pt"/><td colspan="2" style="background-color:#ffffff;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">140,068&#160;</span></td><td style="background-color:#ffffff;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/></tr><tr><td colspan="3" style="background-color:#dbdbdb;border-top:1pt solid #000;padding:2px 1pt 2px 1.75pt;text-align:left;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:120%">Total</span></td><td style="background-color:#dbdbdb;border-top:1pt solid #000;padding:2px 0 2px 1pt;text-align:left;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">$</span></td><td style="background-color:#dbdbdb;border-top:1pt solid #000;padding:2px 0;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">340,000&#160;</span></td><td style="background-color:#dbdbdb;border-top:1pt solid #000;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/><td colspan="3" style="background-color:#dbdbdb;border-top:1pt solid #000;padding:0 1pt"/><td style="background-color:#dbdbdb;border-top:1pt solid #000;padding:2px 0 2px 1pt;text-align:left;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">$</span></td><td style="background-color:#dbdbdb;border-top:1pt solid #000;padding:2px 0;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">134,851&#160;</span></td><td style="background-color:#dbdbdb;border-top:1pt solid #000;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/><td colspan="3" style="background-color:#dbdbdb;border-top:1pt solid #000;padding:0 1pt"/><td style="background-color:#dbdbdb;border-top:1pt solid #000;padding:2px 0 2px 1pt;text-align:left;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">$</span></td><td style="background-color:#dbdbdb;border-top:1pt solid #000;padding:2px 0;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">12,671&#160;</span></td><td style="background-color:#dbdbdb;border-top:1pt solid #000;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/><td colspan="3" style="background-color:#dbdbdb;border-top:1pt solid #000;padding:0 1pt"/><td style="background-color:#dbdbdb;border-top:1pt solid #000;padding:2px 0 2px 1pt;text-align:left;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:120%">$</span></td><td style="background-color:#dbdbdb;border-top:1pt solid #000;padding:2px 0;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:120%">192,478</span><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">&#160;</span></td><td style="background-color:#dbdbdb;border-top:1pt solid #000;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/><td colspan="3" style="background-color:#dbdbdb;border-top:1pt solid #000;padding:0 1pt"/><td style="background-color:#dbdbdb;border-top:1pt solid #000;padding:2px 0 2px 1pt;text-align:left;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">$</span></td><td style="background-color:#dbdbdb;border-top:1pt solid #000;padding:2px 0;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">244,902&#160;</span></td><td style="background-color:#dbdbdb;border-top:1pt solid #000;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/></tr></table></div><div style="margin-top:6pt"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:9pt;font-weight:700;line-height:120%">Long-Term Debt</span></div><div style="margin-bottom:3pt"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:9pt;font-weight:400;line-height:120%">The following is a summary of outstanding long-term debt by borrower as of March&#160;31, 2021 and December&#160;31, 2020:&#160;</span></div><div style="margin-bottom:6pt"><table style="border-collapse:collapse;display:inline-table;margin-bottom:5pt;vertical-align:text-bottom;width:100.000%"><tr><td style="width:1.0%"/><td style="width:5.427%"/><td style="width:0.1%"/><td style="width:0.1%"/><td style="width:1.605%"/><td style="width:0.1%"/><td style="width:1.0%"/><td style="width:45.288%"/><td style="width:0.1%"/><td style="width:0.1%"/><td style="width:1.605%"/><td style="width:0.1%"/><td style="width:1.0%"/><td style="width:5.427%"/><td style="width:0.1%"/><td style="width:0.1%"/><td style="width:1.605%"/><td style="width:0.1%"/><td style="width:1.0%"/><td style="width:8.205%"/><td style="width:0.1%"/><td style="width:0.1%"/><td style="width:1.605%"/><td style="width:0.1%"/><td style="width:1.0%"/><td style="width:10.011%"/><td style="width:0.1%"/><td style="width:0.1%"/><td style="width:1.605%"/><td style="width:0.1%"/><td style="width:1.0%"/><td style="width:10.017%"/><td style="width:0.1%"/></tr><tr><td colspan="3" style="background-color:#ffffff;padding:0 1pt"/><td colspan="3" style="background-color:#ffffff;padding:0 1pt"/><td colspan="3" style="background-color:#ffffff;padding:0 1pt"/><td colspan="3" style="background-color:#ffffff;padding:0 1pt"/><td colspan="3" style="background-color:#ffffff;padding:0 1pt"/><td colspan="3" style="background-color:#ffffff;padding:0 1pt"/><td colspan="3" style="background-color:#ffffff;padding:0 1pt"/><td colspan="3" style="background-color:#ffffff;padding:0 1pt"/><td colspan="9" style="background-color:#ffffff;padding:2px 1pt;text-align:center;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-style:italic;font-weight:700;line-height:100%">(in thousands)</span></td></tr><tr><td colspan="3" style="background-color:#ffffff;padding:2px 1pt;text-align:center;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-style:italic;font-weight:700;line-height:100%">Entity</span></td><td colspan="3" style="background-color:#ffffff;padding:0 1pt"/><td colspan="3" style="background-color:#ffffff;padding:2px 1pt;text-align:left;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-style:italic;font-weight:700;line-height:100%">Debt Instrument</span></td><td colspan="3" style="background-color:#ffffff;padding:0 1pt"/><td colspan="3" style="background-color:#ffffff;padding:2px 1pt;text-align:center;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-style:italic;font-weight:700;line-height:100%">Rate</span></td><td colspan="3" style="background-color:#ffffff;padding:0 1pt"/><td colspan="3" style="background-color:#ffffff;padding:2px 1pt;text-align:center;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-style:italic;font-weight:700;line-height:100%">Maturity</span></td><td colspan="3" style="background-color:#ffffff;padding:0 1pt"/><td colspan="3" style="border-top:1pt solid #000;padding:2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-style:italic;font-weight:700;line-height:120%">March 31,<br/>2021</span></td><td colspan="3" style="border-top:1pt solid #000;padding:0 1pt"/><td colspan="3" style="border-top:1pt solid #000;padding:2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-style:italic;font-weight:700;line-height:120%">December 31,<br/>2020</span></td></tr><tr style="height:3pt"><td colspan="3" style="border-top:1pt solid #000;padding:0 1pt"/><td colspan="3" style="border-top:1pt solid #000;padding:0 1pt"/><td colspan="3" style="border-top:1pt solid #000;padding:0 1pt"/><td colspan="3" style="border-top:1pt solid #000;padding:0 1pt"/><td colspan="3" style="border-top:1pt solid #000;padding:0 1pt"/><td colspan="3" style="border-top:1pt solid #000;padding:0 1pt"/><td colspan="3" style="border-top:1pt solid #000;padding:0 1pt"/><td colspan="3" style="border-top:1pt solid #000;padding:0 1pt"/><td colspan="3" style="border-top:1pt solid #000;padding:0 1pt"/><td colspan="3" style="border-top:1pt solid #000;padding:0 1pt"/><td colspan="3" style="border-top:1pt solid #000;padding:0 1pt"/></tr><tr><td colspan="3" style="background-color:#dbdbdb;padding:2px 1pt;text-align:center;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%">OTC</span></td><td colspan="3" style="background-color:#dbdbdb;padding:0 1pt"/><td colspan="3" style="background-color:#dbdbdb;padding:2px 1pt;text-align:left;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%">Guaranteed Senior Notes</span></td><td colspan="3" style="background-color:#dbdbdb;padding:0 1pt"/><td colspan="3" style="background-color:#dbdbdb;padding:2px 1pt;text-align:center;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%">3.55%</span></td><td colspan="3" style="background-color:#dbdbdb;padding:0 1pt"/><td colspan="3" style="background-color:#dbdbdb;padding:2px 1pt;text-align:center;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%">12/15/26</span></td><td colspan="3" style="background-color:#dbdbdb;padding:0 1pt"/><td style="background-color:#dbdbdb;padding:2px 0 2px 1pt;text-align:left;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:100%">$</span></td><td style="background-color:#dbdbdb;padding:2px 0;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:100%">80,000</span><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%">&#160;</span></td><td style="background-color:#dbdbdb;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/><td colspan="3" style="background-color:#dbdbdb;padding:0 1pt"/><td style="background-color:#dbdbdb;padding:2px 0 2px 1pt;text-align:left;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%">$</span></td><td style="background-color:#dbdbdb;padding:2px 0;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%">80,000&#160;</span></td><td style="background-color:#dbdbdb;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/></tr><tr><td colspan="3" style="background-color:#ffffff;padding:2px 1pt;text-align:center;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%">OTP</span></td><td colspan="3" style="background-color:#ffffff;padding:0 1pt"/><td colspan="3" style="background-color:#ffffff;padding:2px 1pt;text-align:left;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%">Series 2011A Senior Unsecured Notes</span></td><td colspan="3" style="background-color:#ffffff;padding:0 1pt"/><td colspan="3" style="background-color:#ffffff;padding:2px 1pt;text-align:center;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%">4.63%</span></td><td colspan="3" style="background-color:#ffffff;padding:0 1pt"/><td colspan="3" style="background-color:#ffffff;padding:2px 1pt;text-align:center;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%">12/01/21</span></td><td colspan="3" style="background-color:#ffffff;padding:0 1pt"/><td colspan="2" style="background-color:#ffffff;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:100%">140,000</span><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%">&#160;</span></td><td style="background-color:#ffffff;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/><td colspan="3" style="background-color:#ffffff;padding:0 1pt"/><td colspan="2" style="background-color:#ffffff;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%">140,000&#160;</span></td><td style="background-color:#ffffff;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/></tr><tr><td colspan="3" style="background-color:#dbdbdb;padding:2px 1pt;text-align:center;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%">OTP</span></td><td colspan="3" style="background-color:#dbdbdb;padding:0 1pt"/><td colspan="3" style="background-color:#dbdbdb;padding:2px 1pt;text-align:left;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%">Series 2007B Senior Unsecured Notes</span></td><td colspan="3" style="background-color:#dbdbdb;padding:0 1pt"/><td colspan="3" style="background-color:#dbdbdb;padding:2px 1pt;text-align:center;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%">6.15%</span></td><td colspan="3" style="background-color:#dbdbdb;padding:0 1pt"/><td colspan="3" style="background-color:#dbdbdb;padding:2px 1pt;text-align:center;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%">08/20/22</span></td><td colspan="3" style="background-color:#dbdbdb;padding:0 1pt"/><td colspan="2" style="background-color:#dbdbdb;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:100%">30,000</span><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%">&#160;</span></td><td style="background-color:#dbdbdb;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/><td colspan="3" style="background-color:#dbdbdb;padding:0 1pt"/><td colspan="2" style="background-color:#dbdbdb;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%">30,000&#160;</span></td><td style="background-color:#dbdbdb;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/></tr><tr><td colspan="3" style="background-color:#ffffff;padding:2px 1pt;text-align:center;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%">OTP</span></td><td colspan="3" style="background-color:#ffffff;padding:0 1pt"/><td colspan="3" style="background-color:#ffffff;padding:2px 1pt;text-align:left;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%">Series 2007C Senior Unsecured Notes</span></td><td colspan="3" style="background-color:#ffffff;padding:0 1pt"/><td colspan="3" style="background-color:#ffffff;padding:2px 1pt;text-align:center;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%">6.37%</span></td><td colspan="3" style="background-color:#ffffff;padding:0 1pt"/><td colspan="3" style="background-color:#ffffff;padding:2px 1pt;text-align:center;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%">08/02/27</span></td><td colspan="3" style="background-color:#ffffff;padding:0 1pt"/><td colspan="2" style="background-color:#ffffff;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:100%">42,000</span><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%">&#160;</span></td><td style="background-color:#ffffff;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/><td colspan="3" style="background-color:#ffffff;padding:0 1pt"/><td colspan="2" style="background-color:#ffffff;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%">42,000&#160;</span></td><td style="background-color:#ffffff;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/></tr><tr><td colspan="3" style="background-color:#dbdbdb;padding:2px 1pt;text-align:center;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%">OTP</span></td><td colspan="3" style="background-color:#dbdbdb;padding:0 1pt"/><td colspan="3" style="background-color:#dbdbdb;padding:2px 1pt;text-align:left;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%">Series 2013A Senior Unsecured Notes</span></td><td colspan="3" style="background-color:#dbdbdb;padding:0 1pt"/><td colspan="3" style="background-color:#dbdbdb;padding:2px 1pt;text-align:center;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%">4.68%</span></td><td colspan="3" style="background-color:#dbdbdb;padding:0 1pt"/><td colspan="3" style="background-color:#dbdbdb;padding:2px 1pt;text-align:center;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%">02/27/29</span></td><td colspan="3" style="background-color:#dbdbdb;padding:0 1pt"/><td colspan="2" style="background-color:#dbdbdb;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:100%">60,000</span><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%">&#160;</span></td><td style="background-color:#dbdbdb;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/><td colspan="3" style="background-color:#dbdbdb;padding:0 1pt"/><td colspan="2" style="background-color:#dbdbdb;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%">60,000&#160;</span></td><td style="background-color:#dbdbdb;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/></tr><tr><td colspan="3" style="background-color:#ffffff;padding:2px 1pt;text-align:center;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%">OTP</span></td><td colspan="3" style="background-color:#ffffff;padding:0 1pt"/><td colspan="3" style="background-color:#ffffff;padding:2px 1pt;text-align:left;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%">Series 2019A Senior Unsecured Notes </span></td><td colspan="3" style="background-color:#ffffff;padding:0 1pt"/><td colspan="3" style="background-color:#ffffff;padding:2px 1pt;text-align:center;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%">3.07%</span></td><td colspan="3" style="background-color:#ffffff;padding:0 1pt"/><td colspan="3" style="background-color:#ffffff;padding:2px 1pt;text-align:center;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%">10/10/29</span></td><td colspan="3" style="background-color:#ffffff;padding:0 1pt"/><td colspan="2" style="background-color:#ffffff;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:100%">10,000</span><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%">&#160;</span></td><td style="background-color:#ffffff;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/><td colspan="3" style="background-color:#ffffff;padding:0 1pt"/><td colspan="2" style="background-color:#ffffff;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%">10,000&#160;</span></td><td style="background-color:#ffffff;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/></tr><tr><td colspan="3" style="background-color:#dbdbdb;padding:2px 1pt;text-align:center;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%">OTP</span></td><td colspan="3" style="background-color:#dbdbdb;padding:0 1pt"/><td colspan="3" style="background-color:#dbdbdb;padding:2px 1pt;text-align:left;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%">Series 2020A Senior Unsecured Notes</span></td><td colspan="3" style="background-color:#dbdbdb;padding:0 1pt"/><td colspan="3" style="background-color:#dbdbdb;padding:2px 1pt;text-align:center;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%">3.22%</span></td><td colspan="3" style="background-color:#dbdbdb;padding:0 1pt"/><td colspan="3" style="background-color:#dbdbdb;padding:2px 1pt;text-align:center;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%">02/25/30</span></td><td colspan="3" style="background-color:#dbdbdb;padding:0 1pt"/><td colspan="2" style="background-color:#dbdbdb;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:100%">10,000</span><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%">&#160;</span></td><td style="background-color:#dbdbdb;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/><td colspan="3" style="background-color:#dbdbdb;padding:0 1pt"/><td colspan="2" style="background-color:#dbdbdb;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%">10,000&#160;</span></td><td style="background-color:#dbdbdb;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/></tr><tr><td colspan="3" style="background-color:#ffffff;padding:2px 1pt;text-align:center;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%">OTP</span></td><td colspan="3" style="background-color:#ffffff;padding:0 1pt"/><td colspan="3" style="background-color:#ffffff;padding:2px 1pt;text-align:left;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%">Series 2020B Senior Unsecured Notes</span></td><td colspan="3" style="background-color:#ffffff;padding:0 1pt"/><td colspan="3" style="background-color:#ffffff;padding:2px 1pt;text-align:center;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%">3.22%</span></td><td colspan="3" style="background-color:#ffffff;padding:0 1pt"/><td colspan="3" style="background-color:#ffffff;padding:2px 1pt;text-align:center;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%">08/20/30</span></td><td colspan="3" style="background-color:#ffffff;padding:0 1pt"/><td colspan="2" style="background-color:#ffffff;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:100%">40,000</span><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%">&#160;</span></td><td style="background-color:#ffffff;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/><td colspan="3" style="background-color:#ffffff;padding:0 1pt"/><td colspan="2" style="background-color:#ffffff;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%">40,000&#160;</span></td><td style="background-color:#ffffff;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/></tr><tr><td colspan="3" style="background-color:#dbdbdb;padding:2px 1pt;text-align:center;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%">OTP</span></td><td colspan="3" style="background-color:#dbdbdb;padding:0 1pt"/><td colspan="3" style="background-color:#dbdbdb;padding:2px 1pt;text-align:left;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%">Series 2007D Senior Unsecured Notes</span></td><td colspan="3" style="background-color:#dbdbdb;padding:0 1pt"/><td colspan="3" style="background-color:#dbdbdb;padding:2px 1pt;text-align:center;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%">6.47%</span></td><td colspan="3" style="background-color:#dbdbdb;padding:0 1pt"/><td colspan="3" style="background-color:#dbdbdb;padding:2px 1pt;text-align:center;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%">08/20/37</span></td><td colspan="3" style="background-color:#dbdbdb;padding:0 1pt"/><td colspan="2" style="background-color:#dbdbdb;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:100%">50,000</span><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%">&#160;</span></td><td style="background-color:#dbdbdb;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/><td colspan="3" style="background-color:#dbdbdb;padding:0 1pt"/><td colspan="2" style="background-color:#dbdbdb;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%">50,000&#160;</span></td><td style="background-color:#dbdbdb;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/></tr><tr><td colspan="3" style="background-color:#ffffff;padding:2px 1pt;text-align:center;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%">OTP</span></td><td colspan="3" style="background-color:#ffffff;padding:0 1pt"/><td colspan="3" style="background-color:#ffffff;padding:2px 1pt;text-align:left;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%">Series 2019B Senior Unsecured Notes</span></td><td colspan="3" style="background-color:#ffffff;padding:0 1pt"/><td colspan="3" style="background-color:#ffffff;padding:2px 1pt;text-align:center;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%">3.52%</span></td><td colspan="3" style="background-color:#ffffff;padding:0 1pt"/><td colspan="3" style="background-color:#ffffff;padding:2px 1pt;text-align:center;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%">10/10/39</span></td><td colspan="3" style="background-color:#ffffff;padding:0 1pt"/><td colspan="2" style="background-color:#ffffff;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:100%">26,000</span><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%">&#160;</span></td><td style="background-color:#ffffff;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/><td colspan="3" style="background-color:#ffffff;padding:0 1pt"/><td colspan="2" style="background-color:#ffffff;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%">26,000&#160;</span></td><td style="background-color:#ffffff;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/></tr><tr><td colspan="3" style="background-color:#dbdbdb;padding:2px 1pt;text-align:center;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%">OTP</span></td><td colspan="3" style="background-color:#dbdbdb;padding:0 1pt"/><td colspan="3" style="background-color:#dbdbdb;padding:2px 1pt;text-align:left;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%">Series 2020C Senior Unsecured Notes</span></td><td colspan="3" style="background-color:#dbdbdb;padding:0 1pt"/><td colspan="3" style="background-color:#dbdbdb;padding:2px 1pt;text-align:center;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%">3.62%</span></td><td colspan="3" style="background-color:#dbdbdb;padding:0 1pt"/><td colspan="3" style="background-color:#dbdbdb;padding:2px 1pt;text-align:center;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%">02/25/40</span></td><td colspan="3" style="background-color:#dbdbdb;padding:0 1pt"/><td colspan="2" style="background-color:#dbdbdb;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:100%">10,000</span><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%">&#160;</span></td><td style="background-color:#dbdbdb;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/><td colspan="3" style="background-color:#dbdbdb;padding:0 1pt"/><td colspan="2" style="background-color:#dbdbdb;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%">10,000&#160;</span></td><td style="background-color:#dbdbdb;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/></tr><tr><td colspan="3" style="background-color:#ffffff;padding:2px 1pt;text-align:center;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%">OTP</span></td><td colspan="3" style="background-color:#ffffff;padding:0 1pt"/><td colspan="3" style="background-color:#ffffff;padding:2px 1pt;text-align:left;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%">Series 2013B Senior Unsecured Notes</span></td><td colspan="3" style="background-color:#ffffff;padding:0 1pt"/><td colspan="3" style="background-color:#ffffff;padding:2px 1pt;text-align:center;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%">5.47%</span></td><td colspan="3" style="background-color:#ffffff;padding:0 1pt"/><td colspan="3" style="background-color:#ffffff;padding:2px 1pt;text-align:center;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%">02/27/44</span></td><td colspan="3" style="background-color:#ffffff;padding:0 1pt"/><td colspan="2" style="background-color:#ffffff;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:100%">90,000</span><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%">&#160;</span></td><td style="background-color:#ffffff;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/><td colspan="3" style="background-color:#ffffff;padding:0 1pt"/><td colspan="2" style="background-color:#ffffff;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%">90,000&#160;</span></td><td style="background-color:#ffffff;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/></tr><tr><td colspan="3" style="background-color:#dbdbdb;padding:2px 1pt;text-align:center;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%">OTP</span></td><td colspan="3" style="background-color:#dbdbdb;padding:0 1pt"/><td colspan="3" style="background-color:#dbdbdb;padding:2px 1pt;text-align:left;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%">Series 2018A Senior Unsecured Notes</span></td><td colspan="3" style="background-color:#dbdbdb;padding:0 1pt"/><td colspan="3" style="background-color:#dbdbdb;padding:2px 1pt;text-align:center;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%">4.07%</span></td><td colspan="3" style="background-color:#dbdbdb;padding:0 1pt"/><td colspan="3" style="background-color:#dbdbdb;padding:2px 1pt;text-align:center;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%">02/07/48</span></td><td colspan="3" style="background-color:#dbdbdb;padding:0 1pt"/><td colspan="2" style="background-color:#dbdbdb;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:100%">100,000</span><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%">&#160;</span></td><td style="background-color:#dbdbdb;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/><td colspan="3" style="background-color:#dbdbdb;padding:0 1pt"/><td colspan="2" style="background-color:#dbdbdb;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%">100,000&#160;</span></td><td style="background-color:#dbdbdb;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/></tr><tr><td colspan="3" style="background-color:#ffffff;padding:2px 1pt;text-align:center;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%">OTP</span></td><td colspan="3" style="background-color:#ffffff;padding:0 1pt"/><td colspan="3" style="background-color:#ffffff;padding:2px 1pt;text-align:left;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%">Series 2019C Senior Unsecured Notes</span></td><td colspan="3" style="background-color:#ffffff;padding:0 1pt"/><td colspan="3" style="background-color:#ffffff;padding:2px 1pt;text-align:center;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%">3.82%</span></td><td colspan="3" style="background-color:#ffffff;padding:0 1pt"/><td colspan="3" style="background-color:#ffffff;padding:2px 1pt;text-align:center;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%">10/10/49</span></td><td colspan="3" style="background-color:#ffffff;padding:0 1pt"/><td colspan="2" style="background-color:#ffffff;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:100%">64,000</span><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%">&#160;</span></td><td style="background-color:#ffffff;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/><td colspan="3" style="background-color:#ffffff;padding:0 1pt"/><td colspan="2" style="background-color:#ffffff;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%">64,000&#160;</span></td><td style="background-color:#ffffff;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/></tr><tr><td colspan="3" style="background-color:#dbdbdb;padding:2px 1pt;text-align:center;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%">OTP</span></td><td colspan="3" style="background-color:#dbdbdb;padding:0 1pt"/><td colspan="3" style="background-color:#dbdbdb;padding:2px 1pt;text-align:left;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%">Series 2020D Senior Unsecured Notes</span></td><td colspan="3" style="background-color:#dbdbdb;padding:0 1pt"/><td colspan="3" style="background-color:#dbdbdb;padding:2px 1pt;text-align:center;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%">3.92%</span></td><td colspan="3" style="background-color:#dbdbdb;padding:0 1pt"/><td colspan="3" style="background-color:#dbdbdb;padding:2px 1pt;text-align:center;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%">02/25/50</span></td><td colspan="3" style="background-color:#dbdbdb;padding:0 1pt"/><td colspan="2" style="background-color:#dbdbdb;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:100%">15,000</span><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%">&#160;</span></td><td style="background-color:#dbdbdb;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/><td colspan="3" style="background-color:#dbdbdb;padding:0 1pt"/><td colspan="2" style="background-color:#dbdbdb;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%">15,000&#160;</span></td><td style="background-color:#dbdbdb;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/></tr><tr><td colspan="3" style="background-color:#ffffff;padding:2px 1pt;text-align:center;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%">OTC</span></td><td colspan="3" style="background-color:#ffffff;padding:0 1pt"/><td colspan="3" style="background-color:#ffffff;padding:2px 1pt;text-align:left;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%">PACE Note</span></td><td colspan="3" style="background-color:#ffffff;padding:0 1pt"/><td colspan="3" style="background-color:#ffffff;padding:2px 1pt;text-align:center;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%">2.54%</span></td><td colspan="3" style="background-color:#ffffff;padding:0 1pt"/><td colspan="3" style="background-color:#ffffff;padding:2px 1pt;text-align:center;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%">03/18/21</span></td><td colspan="3" style="background-color:#ffffff;padding:0 1pt"/><td colspan="2" style="background-color:#ffffff;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:100%">&#8212;</span><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%">&#160;</span></td><td style="background-color:#ffffff;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/><td colspan="3" style="background-color:#ffffff;padding:0 1pt"/><td colspan="2" style="background-color:#ffffff;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%">169&#160;</span></td><td style="background-color:#ffffff;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/></tr><tr><td colspan="3" style="background-color:#dbdbdb;border-top:1pt solid #000;padding:2px 1pt;text-align:left;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:100%">Total</span></td><td colspan="3" style="background-color:#dbdbdb;border-top:1pt solid #000;padding:0 1pt"/><td colspan="3" style="background-color:#dbdbdb;border-top:1pt solid #000;padding:0 1pt"/><td colspan="3" style="background-color:#dbdbdb;border-top:1pt solid #000;padding:0 1pt"/><td colspan="3" style="background-color:#dbdbdb;border-top:1pt solid #000;padding:0 1pt"/><td colspan="3" style="background-color:#dbdbdb;border-top:1pt solid #000;padding:0 1pt"/><td colspan="3" style="background-color:#dbdbdb;border-top:1pt solid #000;padding:0 1pt"/><td colspan="3" style="background-color:#dbdbdb;border-top:1pt solid #000;padding:0 1pt"/><td style="background-color:#dbdbdb;border-top:1pt solid #000;padding:2px 0 2px 1pt;text-align:left;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:100%">$</span></td><td style="background-color:#dbdbdb;border-top:1pt solid #000;padding:2px 0;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:100%">767,000</span><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%">&#160;</span></td><td style="background-color:#dbdbdb;border-top:1pt solid #000;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/><td colspan="3" style="background-color:#dbdbdb;border-top:1pt solid #000;padding:0 1pt"/><td style="background-color:#dbdbdb;border-top:1pt solid #000;padding:2px 0 2px 1pt;text-align:left;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%">$</span></td><td style="background-color:#dbdbdb;border-top:1pt solid #000;padding:2px 0;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%">767,169&#160;</span></td><td style="background-color:#dbdbdb;border-top:1pt solid #000;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/></tr><tr><td colspan="3" style="background-color:#ffffff;padding:2px 1pt 2px 13pt;text-align:left;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%">Less:</span></td><td colspan="6" style="background-color:#ffffff;padding:2px 1pt;text-align:left;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%">Current Maturities Net of Unamortized Debt Issuance Costs</span></td><td colspan="3" style="background-color:#ffffff;padding:0 1pt"/><td colspan="3" style="background-color:#ffffff;padding:0 1pt"/><td colspan="3" style="background-color:#ffffff;padding:0 1pt"/><td colspan="3" style="background-color:#ffffff;padding:0 1pt"/><td colspan="3" style="background-color:#ffffff;padding:0 1pt"/><td colspan="2" style="background-color:#ffffff;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:100%">139,941</span><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%">&#160;</span></td><td style="background-color:#ffffff;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/><td colspan="3" style="background-color:#ffffff;padding:0 1pt"/><td colspan="2" style="background-color:#ffffff;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%">140,087&#160;</span></td><td style="background-color:#ffffff;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/></tr><tr><td colspan="3" style="background-color:#dbdbdb;padding:0 1pt"/><td colspan="6" style="background-color:#dbdbdb;border-bottom:1pt solid #000;padding:2px 1pt;text-align:left;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%">Unamortized Long-Term Debt Issuance Costs</span></td><td colspan="3" style="background-color:#dbdbdb;border-bottom:1pt solid #000;padding:0 1pt"/><td colspan="3" style="background-color:#dbdbdb;border-bottom:1pt solid #000;padding:0 1pt"/><td colspan="3" style="background-color:#dbdbdb;padding:0 1pt"/><td colspan="3" style="background-color:#dbdbdb;padding:0 1pt"/><td colspan="3" style="background-color:#dbdbdb;padding:0 1pt"/><td colspan="2" style="background-color:#dbdbdb;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:100%">2,574</span><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%">&#160;</span></td><td style="background-color:#dbdbdb;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/><td colspan="3" style="background-color:#dbdbdb;padding:0 1pt"/><td colspan="2" style="background-color:#dbdbdb;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%">2,650&#160;</span></td><td style="background-color:#dbdbdb;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/></tr><tr><td colspan="15" style="background-color:#ffffff;border-top:1pt solid #000;padding:2px 1pt;text-align:left;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:100%">Total Long-Term Debt Net of Unamortized Debt Issuance Costs</span></td><td colspan="3" style="background-color:#ffffff;border-top:1pt solid #000;padding:0 1pt"/><td colspan="3" style="background-color:#ffffff;border-top:1pt solid #000;padding:0 1pt"/><td colspan="3" style="background-color:#ffffff;border-top:1pt solid #000;padding:0 1pt"/><td style="background-color:#ffffff;border-top:1pt solid #000;padding:2px 0 2px 1pt;text-align:left;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:100%">$</span></td><td style="background-color:#ffffff;border-top:1pt solid #000;padding:2px 0;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:100%">624,485</span><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%">&#160;</span></td><td style="background-color:#ffffff;border-top:1pt solid #000;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/><td colspan="3" style="background-color:#ffffff;border-top:1pt solid #000;padding:0 1pt"/><td style="background-color:#ffffff;border-top:1pt solid #000;padding:2px 0 2px 1pt;text-align:left;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%">$</span></td><td style="background-color:#ffffff;border-top:1pt solid #000;padding:2px 0;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%">624,432&#160;</span></td><td style="background-color:#ffffff;border-top:1pt solid #000;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/></tr></table></div><div><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:9pt;font-weight:700;line-height:120%">Financial Covenants</span></div><div style="margin-bottom:6pt"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:9pt;font-weight:400;line-height:120%">Certain of OTC's and OTP's short-term and long-term debt agreements require the borrower, whether OTC or OTP, to maintain certain financial covenants, including a maximum debt to total capitalization of 0.60 to 1.00, a minimum interest and dividend coverage ratio of 1.50 to 1.00, and a maximum level of priority indebtedness. As of March&#160;31, 2021, OTC and OTP were in compliance with these financial covenants.</span></div><span></span>
</td>
</tr>
</table>
<div style="display: none;">
<table border="0" cellpadding="0" cellspacing="0" class="authRefData" style="display: none;" id="defref_us-gaap_DebtDisclosureAbstract">
<tr><td class="hide"><a style="color: white;" href="javascript:void(0);" onclick="top.Show.hideAR();">X</a></td></tr>
<tr><td><div class="body" style="padding: 2px;">
<a href="javascript:void(0);" onclick="top.Show.toggleNext( this );">- References</a><div><p>No definition available.</p></div>
<a href="javascript:void(0);" onclick="top.Show.toggleNext( this );">+ Details</a><div style="display: none;"><table border="0" cellpadding="0" cellspacing="0">
<tr>
<td><strong> Name:</strong></td>
<td style="white-space:nowrap;">us-gaap_DebtDisclosureAbstract</td>
</tr>
<tr>
<td style="padding-right: 4px;white-space:nowrap;"><strong> Namespace Prefix:</strong></td>
<td>us-gaap_</td>
</tr>
<tr>
<td><strong> Data Type:</strong></td>
<td>xbrli:stringItemType</td>
</tr>
<tr>
<td><strong> Balance Type:</strong></td>
<td>na</td>
</tr>
<tr>
<td><strong> Period Type:</strong></td>
<td>duration</td>
</tr>
</table></div>
</div></td></tr>
</table>
<table border="0" cellpadding="0" cellspacing="0" class="authRefData" style="display: none;" id="defref_us-gaap_DebtDisclosureTextBlock">
<tr><td class="hide"><a style="color: white;" href="javascript:void(0);" onclick="top.Show.hideAR();">X</a></td></tr>
<tr><td><div class="body" style="padding: 2px;">
<a href="javascript:void(0);" onclick="top.Show.toggleNext( this );">- Definition</a><div><p>The entire disclosure for information about short-term and long-term debt arrangements, which includes amounts of borrowings under each line of credit, note payable, commercial paper issue, bonds indenture, debenture issue, own-share lending arrangements and any other contractual agreement to repay funds, and about the underlying arrangements, rationale for a classification as long-term, including repayment terms, interest rates, collateral provided, restrictions on use of assets and activities, whether or not in compliance with debt covenants, and other matters important to users of the financial statements, such as the effects of refinancing and noncompliance with debt covenants.</p></div>
<a href="javascript:void(0);" onclick="top.Show.toggleNext( this );">+ References</a><div style="display: none;"><p>Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef<br> -Publisher FASB<br> -Name Accounting Standards Codification<br> -Topic 470<br> -URI http://asc.fasb.org/topic&amp;trid=2208564<br></p></div>
<a href="javascript:void(0);" onclick="top.Show.toggleNext( this );">+ Details</a><div style="display: none;"><table border="0" cellpadding="0" cellspacing="0">
<tr>
<td><strong> Name:</strong></td>
<td style="white-space:nowrap;">us-gaap_DebtDisclosureTextBlock</td>
</tr>
<tr>
<td style="padding-right: 4px;white-space:nowrap;"><strong> Namespace Prefix:</strong></td>
<td>us-gaap_</td>
</tr>
<tr>
<td><strong> Data Type:</strong></td>
<td>nonnum:textBlockItemType</td>
</tr>
<tr>
<td><strong> Balance Type:</strong></td>
<td>na</td>
</tr>
<tr>
<td><strong> Period Type:</strong></td>
<td>duration</td>
</tr>
</table></div>
</div></td></tr>
</table>
</div>
</body>
</html>
</TEXT>
</DOCUMENT>
<DOCUMENT>
<TYPE>XML
<SEQUENCE>26
<FILENAME>R15.htm
<DESCRIPTION>IDEA: XBRL DOCUMENT
<TEXT>
<html>
<head>
<title></title>
<link rel="stylesheet" type="text/css" href="report.css">
<script type="text/javascript" src="Show.js">/* Do Not Remove This Comment */</script><script type="text/javascript">
							function toggleNextSibling (e) {
							if (e.nextSibling.style.display=='none') {
							e.nextSibling.style.display='block';
							} else { e.nextSibling.style.display='none'; }
							}</script>
</head>
<body>
<span style="display: none;">v3.21.1</span><table class="report" border="0" cellspacing="2" id="idm140348372824152">
<tr>
<th class="tl" colspan="1" rowspan="2"><div style="width: 200px;"><strong>Pension Plan and Other Postretirement Benefits<br></strong></div></th>
<th class="th" colspan="1">3 Months Ended</th>
</tr>
<tr><th class="th"><div>Mar. 31, 2021</div></th></tr>
<tr class="re">
<td class="pl " style="border-bottom: 0px;" valign="top"><a class="a" href="javascript:void(0);" onclick="top.Show.showAR( this, 'defref_us-gaap_CompensationAndRetirementDisclosureAbstract', window );"><strong>Retirement Benefits [Abstract]</strong></a></td>
<td class="text">&#160;<span></span>
</td>
</tr>
<tr class="ro">
<td class="pl " style="border-bottom: 0px;" valign="top"><a class="a" href="javascript:void(0);" onclick="top.Show.showAR( this, 'defref_us-gaap_PensionAndOtherPostretirementBenefitsDisclosureTextBlock', window );">Pension Plan and Other Postretirement Benefits</a></td>
<td class="text">Pension Plan and Other Postretirement Benefits<div><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:9pt;font-weight:700;line-height:120%">Pension Plan</span></div><div style="margin-bottom:3pt"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:9pt;font-weight:400;line-height:120%">Components of net periodic pension benefit cost for the three months ended March&#160;31, 2021 and 2020 are as follows:</span></div><div style="margin-bottom:6pt"><table style="border-collapse:collapse;display:inline-table;margin-bottom:5pt;vertical-align:text-bottom;width:100.000%"><tr><td style="width:1.0%"/><td style="width:74.872%"/><td style="width:0.1%"/><td style="width:1.0%"/><td style="width:10.011%"/><td style="width:0.1%"/><td style="width:0.1%"/><td style="width:1.605%"/><td style="width:0.1%"/><td style="width:1.0%"/><td style="width:10.012%"/><td style="width:0.1%"/><td colspan="3" style="display:none"/><td colspan="3" style="display:none"/><td colspan="3" style="display:none"/><td colspan="3" style="display:none"/></tr><tr><td colspan="3" style="display:none"/><td colspan="3" style="display:none"/><td colspan="3" style="display:none"/><td colspan="3" style="display:none"/></tr><tr><td colspan="3" style="padding:2px 1pt;text-align:left;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-style:italic;font-weight:700;line-height:120%">(in thousands)</span></td><td colspan="3" style="padding:2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-style:italic;font-weight:700;line-height:120%">2021</span></td><td colspan="3" style="padding:0 1pt"/><td colspan="3" style="padding:2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-style:italic;font-weight:700;line-height:120%">2020</span></td><td colspan="3" style="display:none"/><td colspan="3" style="display:none"/><td colspan="3" style="display:none"/><td colspan="3" style="display:none"/></tr><tr style="height:3pt"><td colspan="3" style="border-top:1pt solid #000;padding:0 1pt"/><td colspan="3" style="border-top:1pt solid #000;padding:0 1pt"/><td colspan="3" style="border-top:1pt solid #000;padding:0 1pt"/><td colspan="3" style="border-top:1pt solid #000;padding:0 1pt"/><td colspan="3" style="display:none"/><td colspan="3" style="display:none"/><td colspan="3" style="display:none"/><td colspan="3" style="display:none"/></tr><tr><td colspan="3" style="background-color:#dbdbdb;padding:2px 1pt;text-align:left;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">Service Cost&#8211;Benefit Earned During the Period</span></td><td style="background-color:#dbdbdb;padding:2px 0 2px 1pt;text-align:left;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:120%">$</span></td><td style="background-color:#dbdbdb;padding:2px 0;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:120%">1,866</span><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">&#160;</span></td><td style="background-color:#dbdbdb;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/><td colspan="3" style="background-color:#dbdbdb;padding:0 1pt"/><td style="background-color:#dbdbdb;padding:2px 0 2px 1pt;text-align:left;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">$</span></td><td style="background-color:#dbdbdb;padding:2px 0;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">1,655&#160;</span></td><td style="background-color:#dbdbdb;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/><td colspan="3" style="display:none"/><td colspan="3" style="display:none"/><td colspan="3" style="display:none"/><td colspan="3" style="display:none"/></tr><tr><td colspan="3" style="background-color:#ffffff;padding:2px 1pt;text-align:left;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">Interest Cost on Projected Benefit Obligation</span></td><td colspan="2" style="background-color:#ffffff;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:120%">2,915</span><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">&#160;</span></td><td style="background-color:#ffffff;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/><td colspan="3" style="background-color:#ffffff;padding:0 1pt"/><td colspan="2" style="background-color:#ffffff;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">3,263&#160;</span></td><td style="background-color:#ffffff;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/><td colspan="3" style="display:none"/><td colspan="3" style="display:none"/><td colspan="3" style="display:none"/><td colspan="3" style="display:none"/></tr><tr><td colspan="3" style="background-color:#dbdbdb;padding:2px 1pt;text-align:left;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">Expected Return on Assets</span></td><td colspan="2" style="background-color:#dbdbdb;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:120%">(5,590)</span></td><td style="background-color:#dbdbdb;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/><td colspan="3" style="background-color:#dbdbdb;padding:0 1pt"/><td colspan="2" style="background-color:#dbdbdb;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">(5,505)</span></td><td style="background-color:#dbdbdb;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/><td colspan="3" style="display:none"/><td colspan="3" style="display:none"/><td colspan="3" style="display:none"/><td colspan="3" style="display:none"/></tr><tr><td colspan="3" style="display:none"/><td colspan="3" style="display:none"/><td colspan="3" style="display:none"/><td colspan="3" style="display:none"/><td colspan="3" style="display:none"/><td colspan="3" style="display:none"/><td colspan="3" style="display:none"/><td colspan="3" style="display:none"/></tr><tr><td colspan="3" style="display:none"/><td colspan="3" style="display:none"/><td colspan="3" style="display:none"/><td colspan="3" style="display:none"/><td colspan="3" style="display:none"/><td colspan="3" style="display:none"/><td colspan="3" style="display:none"/><td colspan="3" style="display:none"/></tr><tr><td colspan="3" style="display:none"/><td colspan="3" style="display:none"/><td colspan="3" style="display:none"/><td colspan="3" style="display:none"/><td colspan="3" style="display:none"/><td colspan="3" style="display:none"/><td colspan="3" style="display:none"/><td colspan="3" style="display:none"/></tr><tr><td colspan="3" style="background-color:#ffffff;padding:2px 1pt;text-align:left;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">Amortization of Net Actuarial Loss:</span></td><td colspan="3" style="background-color:#ffffff;padding:0 1pt"/><td colspan="3" style="background-color:#ffffff;padding:0 1pt"/><td colspan="3" style="background-color:#ffffff;padding:0 1pt"/><td colspan="3" style="display:none"/><td colspan="3" style="display:none"/><td colspan="3" style="display:none"/><td colspan="3" style="display:none"/></tr><tr><td colspan="3" style="background-color:#dbdbdb;padding:2px 1pt 2px 7pt;text-align:left;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">From Regulatory Asset</span></td><td colspan="2" style="background-color:#dbdbdb;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:120%">2,660</span><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">&#160;</span></td><td style="background-color:#dbdbdb;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/><td colspan="3" style="background-color:#dbdbdb;padding:0 1pt"/><td colspan="2" style="background-color:#dbdbdb;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">2,231&#160;</span></td><td style="background-color:#dbdbdb;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/><td colspan="3" style="display:none"/><td colspan="3" style="display:none"/><td colspan="3" style="display:none"/><td colspan="3" style="display:none"/></tr><tr><td colspan="3" style="background-color:#ffffff;padding:2px 1pt 2px 7pt;text-align:left;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">From Other Comprehensive Income</span></td><td colspan="2" style="background-color:#ffffff;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:120%">68</span><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">&#160;</span></td><td style="background-color:#ffffff;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/><td colspan="3" style="background-color:#ffffff;padding:0 1pt"/><td colspan="2" style="background-color:#ffffff;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">55&#160;</span></td><td style="background-color:#ffffff;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/><td colspan="3" style="display:none"/><td colspan="3" style="display:none"/><td colspan="3" style="display:none"/><td colspan="3" style="display:none"/></tr><tr><td colspan="3" style="background-color:#dbdbdb;border-top:1pt solid #000;padding:2px 1pt;text-align:left;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:120%">Net Periodic Pension Cost</span></td><td style="background-color:#dbdbdb;border-top:1pt solid #000;padding:2px 0 2px 1pt;text-align:left;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:120%">$</span></td><td style="background-color:#dbdbdb;border-top:1pt solid #000;padding:2px 0;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:120%">1,919</span><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">&#160;</span></td><td style="background-color:#dbdbdb;border-top:1pt solid #000;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/><td colspan="3" style="background-color:#dbdbdb;border-top:1pt solid #000;padding:0 1pt"/><td style="background-color:#dbdbdb;border-top:1pt solid #000;padding:2px 0 2px 1pt;text-align:left;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">$</span></td><td style="background-color:#dbdbdb;border-top:1pt solid #000;padding:2px 0;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">1,699&#160;</span></td><td style="background-color:#dbdbdb;border-top:1pt solid #000;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/><td colspan="3" style="display:none"/><td colspan="3" style="display:none"/><td colspan="3" style="display:none"/><td colspan="3" style="display:none"/></tr><tr><td colspan="3" style="display:none"/><td colspan="3" style="display:none"/><td colspan="3" style="display:none"/><td colspan="3" style="display:none"/><td colspan="3" style="display:none"/><td colspan="3" style="display:none"/><td colspan="3" style="display:none"/><td colspan="3" style="display:none"/></tr><tr><td colspan="3" style="display:none"/><td colspan="3" style="display:none"/><td colspan="3" style="display:none"/><td colspan="3" style="display:none"/><td colspan="3" style="display:none"/><td colspan="3" style="display:none"/><td colspan="3" style="display:none"/><td colspan="3" style="display:none"/></tr><tr><td colspan="3" style="display:none"/><td colspan="3" style="display:none"/><td colspan="3" style="display:none"/><td colspan="3" style="display:none"/><td colspan="3" style="display:none"/><td colspan="3" style="display:none"/><td colspan="3" style="display:none"/><td colspan="3" style="display:none"/></tr><tr><td colspan="3" style="display:none"/><td colspan="3" style="display:none"/><td colspan="3" style="display:none"/><td colspan="3" style="display:none"/><td colspan="3" style="display:none"/><td colspan="3" style="display:none"/><td colspan="3" style="display:none"/><td colspan="3" style="display:none"/></tr><tr><td colspan="3" style="display:none"/><td colspan="3" style="display:none"/><td colspan="3" style="display:none"/><td colspan="3" style="display:none"/><td colspan="3" style="display:none"/><td colspan="3" style="display:none"/><td colspan="3" style="display:none"/><td colspan="3" style="display:none"/></tr><tr><td colspan="3" style="display:none"/><td colspan="3" style="display:none"/><td colspan="3" style="display:none"/><td colspan="3" style="display:none"/><td colspan="3" style="display:none"/><td colspan="3" style="display:none"/><td colspan="3" style="display:none"/><td colspan="3" style="display:none"/></tr><tr><td colspan="3" style="display:none"/><td colspan="3" style="display:none"/><td colspan="3" style="display:none"/><td colspan="3" style="display:none"/><td colspan="3" style="display:none"/><td colspan="3" style="display:none"/><td colspan="3" style="display:none"/><td colspan="3" style="display:none"/></tr><tr><td colspan="3" style="display:none"/><td colspan="3" style="display:none"/><td colspan="3" style="display:none"/><td colspan="3" style="display:none"/><td colspan="3" style="display:none"/><td colspan="3" style="display:none"/><td colspan="3" style="display:none"/><td colspan="3" style="display:none"/></tr></table></div><div style="margin-bottom:6pt;text-indent:1.44pt"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:9pt;font-weight:400;line-height:120%">We</span><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:9pt;font-weight:700;line-height:120%"> </span><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:9pt;font-weight:400;line-height:120%">had no minimum funding requirement as of December&#160;31, 2020 but made a discretionary plan contribution of $10.0&#160;million in January 2021.</span></div><div style="margin-top:9pt"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:9pt;font-weight:700;line-height:120%">Executive Survivor and Supplemental Retirement Plan (ESSRP)</span></div><div style="margin-bottom:3pt"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:9pt;font-weight:400;line-height:120%">Components of net periodic pension benefit cost for the three months ended March&#160;31, 2021 and 2020 are as follows:</span></div><div style="margin-bottom:3pt"><table style="border-collapse:collapse;display:inline-table;margin-bottom:5pt;vertical-align:text-bottom;width:100.000%"><tr><td style="width:1.0%"/><td style="width:74.872%"/><td style="width:0.1%"/><td style="width:1.0%"/><td style="width:10.011%"/><td style="width:0.1%"/><td style="width:0.1%"/><td style="width:1.605%"/><td style="width:0.1%"/><td style="width:1.0%"/><td style="width:10.012%"/><td style="width:0.1%"/><td colspan="3" style="display:none"/><td colspan="3" style="display:none"/><td colspan="3" style="display:none"/><td colspan="3" style="display:none"/></tr><tr><td colspan="3" style="display:none"/><td colspan="3" style="display:none"/><td colspan="3" style="display:none"/><td colspan="3" style="display:none"/></tr><tr><td colspan="3" style="padding:2px 1pt;text-align:left;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-style:italic;font-weight:700;line-height:120%">(in thousands)</span></td><td colspan="3" style="padding:2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-style:italic;font-weight:700;line-height:120%">2021</span></td><td colspan="3" style="padding:0 1pt"/><td colspan="3" style="padding:2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-style:italic;font-weight:700;line-height:120%">2020</span></td><td colspan="3" style="display:none"/><td colspan="3" style="display:none"/><td colspan="3" style="display:none"/><td colspan="3" style="display:none"/></tr><tr style="height:3pt"><td colspan="3" style="border-top:1pt solid #000;padding:0 1pt"/><td colspan="3" style="border-top:1pt solid #000;padding:0 1pt"/><td colspan="3" style="border-top:1pt solid #000;padding:0 1pt"/><td colspan="3" style="border-top:1pt solid #000;padding:0 1pt"/><td colspan="3" style="display:none"/><td colspan="3" style="display:none"/><td colspan="3" style="display:none"/><td colspan="3" style="display:none"/></tr><tr><td colspan="3" style="background-color:#dbdbdb;padding:2px 1pt;text-align:left;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">Service Cost&#8211;Benefit Earned During the Period</span></td><td style="background-color:#dbdbdb;padding:2px 0 2px 1pt;text-align:left;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:120%">$</span></td><td style="background-color:#dbdbdb;padding:2px 0;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:120%">47</span><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">&#160;</span></td><td style="background-color:#dbdbdb;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/><td colspan="3" style="background-color:#dbdbdb;padding:0 1pt"/><td style="background-color:#dbdbdb;padding:2px 0 2px 1pt;text-align:left;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">$</span></td><td style="background-color:#dbdbdb;padding:2px 0;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">45&#160;</span></td><td style="background-color:#dbdbdb;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/><td colspan="3" style="display:none"/><td colspan="3" style="display:none"/><td colspan="3" style="display:none"/><td colspan="3" style="display:none"/></tr><tr><td colspan="3" style="background-color:#ffffff;padding:2px 1pt;text-align:left;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">Interest Cost on Projected Benefit Obligation</span></td><td colspan="2" style="background-color:#ffffff;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:120%">307</span><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">&#160;</span></td><td style="background-color:#ffffff;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/><td colspan="3" style="background-color:#ffffff;padding:0 1pt"/><td colspan="2" style="background-color:#ffffff;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">362&#160;</span></td><td style="background-color:#ffffff;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/><td colspan="3" style="display:none"/><td colspan="3" style="display:none"/><td colspan="3" style="display:none"/><td colspan="3" style="display:none"/></tr><tr><td colspan="3" style="display:none"/><td colspan="3" style="display:none"/><td colspan="3" style="display:none"/><td colspan="3" style="display:none"/><td colspan="3" style="display:none"/><td colspan="3" style="display:none"/><td colspan="3" style="display:none"/><td colspan="3" style="display:none"/></tr><tr><td colspan="3" style="display:none"/><td colspan="3" style="display:none"/><td colspan="3" style="display:none"/><td colspan="3" style="display:none"/><td colspan="3" style="display:none"/><td colspan="3" style="display:none"/><td colspan="3" style="display:none"/><td colspan="3" style="display:none"/></tr><tr><td colspan="3" style="display:none"/><td colspan="3" style="display:none"/><td colspan="3" style="display:none"/><td colspan="3" style="display:none"/><td colspan="3" style="display:none"/><td colspan="3" style="display:none"/><td colspan="3" style="display:none"/><td colspan="3" style="display:none"/></tr><tr><td colspan="3" style="background-color:#dbdbdb;padding:2px 1pt;text-align:left;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">Amortization of Net Actuarial Loss:</span></td><td colspan="3" style="background-color:#dbdbdb;padding:0 1pt"/><td colspan="3" style="background-color:#dbdbdb;padding:0 1pt"/><td colspan="3" style="background-color:#dbdbdb;padding:0 1pt"/><td colspan="3" style="display:none"/><td colspan="3" style="display:none"/><td colspan="3" style="display:none"/><td colspan="3" style="display:none"/></tr><tr><td colspan="3" style="background-color:#ffffff;padding:2px 1pt 2px 7pt;text-align:left;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">From Regulatory Asset</span></td><td colspan="2" style="background-color:#ffffff;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:120%">31</span><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">&#160;</span></td><td style="background-color:#ffffff;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/><td colspan="3" style="background-color:#ffffff;padding:0 1pt"/><td colspan="2" style="background-color:#ffffff;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">23&#160;</span></td><td style="background-color:#ffffff;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/><td colspan="3" style="display:none"/><td colspan="3" style="display:none"/><td colspan="3" style="display:none"/><td colspan="3" style="display:none"/></tr><tr><td colspan="3" style="background-color:#dbdbdb;padding:2px 1pt 2px 7pt;text-align:left;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">From Other Comprehensive Income</span></td><td colspan="2" style="background-color:#dbdbdb;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:120%">124</span><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">&#160;</span></td><td style="background-color:#dbdbdb;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/><td colspan="3" style="background-color:#dbdbdb;padding:0 1pt"/><td colspan="2" style="background-color:#dbdbdb;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">86&#160;</span></td><td style="background-color:#dbdbdb;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/><td colspan="3" style="display:none"/><td colspan="3" style="display:none"/><td colspan="3" style="display:none"/><td colspan="3" style="display:none"/></tr><tr><td colspan="3" style="background-color:#ffffff;border-top:1pt solid #000;padding:2px 1pt;text-align:left;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:120%">Net Periodic Pension Cost</span></td><td style="background-color:#ffffff;border-top:1pt solid #000;padding:2px 0 2px 1pt;text-align:left;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:120%">$</span></td><td style="background-color:#ffffff;border-top:1pt solid #000;padding:2px 0;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:120%">509</span><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">&#160;</span></td><td style="background-color:#ffffff;border-top:1pt solid #000;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/><td colspan="3" style="background-color:#ffffff;border-top:1pt solid #000;padding:0 1pt"/><td style="background-color:#ffffff;border-top:1pt solid #000;padding:2px 0 2px 1pt;text-align:left;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">$</span></td><td style="background-color:#ffffff;border-top:1pt solid #000;padding:2px 0;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">516&#160;</span></td><td style="background-color:#ffffff;border-top:1pt solid #000;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/><td colspan="3" style="display:none"/><td colspan="3" style="display:none"/><td colspan="3" style="display:none"/><td colspan="3" style="display:none"/></tr><tr><td colspan="3" style="display:none"/><td colspan="3" style="display:none"/><td colspan="3" style="display:none"/><td colspan="3" style="display:none"/><td colspan="3" style="display:none"/><td colspan="3" style="display:none"/><td colspan="3" style="display:none"/><td colspan="3" style="display:none"/></tr><tr><td colspan="3" style="display:none"/><td colspan="3" style="display:none"/><td colspan="3" style="display:none"/><td colspan="3" style="display:none"/><td colspan="3" style="display:none"/><td colspan="3" style="display:none"/><td colspan="3" style="display:none"/><td colspan="3" style="display:none"/></tr><tr><td colspan="3" style="display:none"/><td colspan="3" style="display:none"/><td colspan="3" style="display:none"/><td colspan="3" style="display:none"/><td colspan="3" style="display:none"/><td colspan="3" style="display:none"/><td colspan="3" style="display:none"/><td colspan="3" style="display:none"/></tr><tr><td colspan="3" style="display:none"/><td colspan="3" style="display:none"/><td colspan="3" style="display:none"/><td colspan="3" style="display:none"/><td colspan="3" style="display:none"/><td colspan="3" style="display:none"/><td colspan="3" style="display:none"/><td colspan="3" style="display:none"/></tr><tr><td colspan="3" style="display:none"/><td colspan="3" style="display:none"/><td colspan="3" style="display:none"/><td colspan="3" style="display:none"/><td colspan="3" style="display:none"/><td colspan="3" style="display:none"/><td colspan="3" style="display:none"/><td colspan="3" style="display:none"/></tr><tr><td colspan="3" style="display:none"/><td colspan="3" style="display:none"/><td colspan="3" style="display:none"/><td colspan="3" style="display:none"/><td colspan="3" style="display:none"/><td colspan="3" style="display:none"/><td colspan="3" style="display:none"/><td colspan="3" style="display:none"/></tr></table></div><div style="margin-top:9pt"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:9pt;font-weight:700;line-height:120%">Other Postretirement Benefits</span></div><div style="margin-bottom:3pt"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:9pt;font-weight:400;line-height:120%">Components of net periodic postretirement benefit cost for the three months ended March&#160;31, 2021 and 2020 are as follows:&#160;</span></div><div><table style="border-collapse:collapse;display:inline-table;margin-bottom:5pt;vertical-align:text-bottom;width:100.000%"><tr><td style="width:1.0%"/><td style="width:74.872%"/><td style="width:0.1%"/><td style="width:1.0%"/><td style="width:10.011%"/><td style="width:0.1%"/><td style="width:0.1%"/><td style="width:1.605%"/><td style="width:0.1%"/><td style="width:1.0%"/><td style="width:10.012%"/><td style="width:0.1%"/><td colspan="3" style="display:none"/><td colspan="3" style="display:none"/><td colspan="3" style="display:none"/><td colspan="3" style="display:none"/></tr><tr><td colspan="3" style="display:none"/><td colspan="3" style="display:none"/><td colspan="3" style="display:none"/><td colspan="3" style="display:none"/></tr><tr><td colspan="3" style="padding:2px 1pt;text-align:left;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-style:italic;font-weight:700;line-height:120%">(in thousands)</span></td><td colspan="3" style="padding:2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-style:italic;font-weight:700;line-height:120%">2021</span></td><td colspan="3" style="padding:0 1pt"/><td colspan="3" style="padding:2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-style:italic;font-weight:700;line-height:120%">2020</span></td><td colspan="3" style="display:none"/><td colspan="3" style="display:none"/><td colspan="3" style="display:none"/><td colspan="3" style="display:none"/></tr><tr style="height:3pt"><td colspan="3" style="border-top:1pt solid #000;padding:0 1pt"/><td colspan="3" style="border-top:1pt solid #000;padding:0 1pt"/><td colspan="3" style="border-top:1pt solid #000;padding:0 1pt"/><td colspan="3" style="border-top:1pt solid #000;padding:0 1pt"/><td colspan="3" style="display:none"/><td colspan="3" style="display:none"/><td colspan="3" style="display:none"/><td colspan="3" style="display:none"/></tr><tr><td colspan="3" style="background-color:#dbdbdb;padding:2px 1pt;text-align:left;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">Service Cost&#8211;Benefit Earned During the Period</span></td><td style="background-color:#dbdbdb;padding:2px 0 2px 1pt;text-align:left;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:120%">$</span></td><td style="background-color:#dbdbdb;padding:2px 0;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:120%">430</span><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">&#160;</span></td><td style="background-color:#dbdbdb;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/><td colspan="3" style="background-color:#dbdbdb;padding:0 1pt"/><td style="background-color:#dbdbdb;padding:2px 0 2px 1pt;text-align:left;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">$</span></td><td style="background-color:#dbdbdb;padding:2px 0;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">462&#160;</span></td><td style="background-color:#dbdbdb;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/><td colspan="3" style="display:none"/><td colspan="3" style="display:none"/><td colspan="3" style="display:none"/><td colspan="3" style="display:none"/></tr><tr><td colspan="3" style="background-color:#ffffff;padding:2px 1pt;text-align:left;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">Interest Cost on Projected Benefit Obligation</span></td><td colspan="2" style="background-color:#ffffff;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:120%">473</span><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">&#160;</span></td><td style="background-color:#ffffff;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/><td colspan="3" style="background-color:#ffffff;padding:0 1pt"/><td colspan="2" style="background-color:#ffffff;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">598&#160;</span></td><td style="background-color:#ffffff;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/><td colspan="3" style="display:none"/><td colspan="3" style="display:none"/><td colspan="3" style="display:none"/><td colspan="3" style="display:none"/></tr><tr><td colspan="3" style="background-color:#dbdbdb;padding:2px 1pt;text-align:left;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">Amortization of Prior Service Cost</span></td><td colspan="3" style="background-color:#dbdbdb;padding:0 1pt"/><td colspan="3" style="background-color:#dbdbdb;padding:0 1pt"/><td colspan="3" style="background-color:#dbdbdb;padding:0 1pt"/><td colspan="3" style="display:none"/><td colspan="3" style="display:none"/><td colspan="3" style="display:none"/><td colspan="3" style="display:none"/></tr><tr><td colspan="3" style="background-color:#ffffff;padding:2px 1pt 2px 7pt;text-align:left;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">From Regulatory Asset</span></td><td colspan="2" style="background-color:#ffffff;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:120%">(1,397)</span></td><td style="background-color:#ffffff;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/><td colspan="3" style="background-color:#ffffff;padding:0 1pt"/><td colspan="2" style="background-color:#ffffff;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">(1,169)</span></td><td style="background-color:#ffffff;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/><td colspan="3" style="display:none"/><td colspan="3" style="display:none"/><td colspan="3" style="display:none"/><td colspan="3" style="display:none"/></tr><tr><td colspan="3" style="background-color:#dbdbdb;padding:2px 1pt 2px 7pt;text-align:left;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">From Other Comprehensive Income</span></td><td colspan="2" style="background-color:#dbdbdb;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:120%">(36)</span></td><td style="background-color:#dbdbdb;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/><td colspan="3" style="background-color:#dbdbdb;padding:0 1pt"/><td colspan="2" style="background-color:#dbdbdb;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">(29)</span></td><td style="background-color:#dbdbdb;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/><td colspan="3" style="display:none"/><td colspan="3" style="display:none"/><td colspan="3" style="display:none"/><td colspan="3" style="display:none"/></tr><tr><td colspan="3" style="background-color:#ffffff;padding:2px 1pt;text-align:left;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">Amortization of Net Actuarial Loss</span></td><td colspan="3" style="background-color:#ffffff;padding:0 1pt"/><td colspan="3" style="background-color:#ffffff;padding:0 1pt"/><td colspan="3" style="background-color:#ffffff;padding:0 1pt"/><td colspan="3" style="display:none"/><td colspan="3" style="display:none"/><td colspan="3" style="display:none"/><td colspan="3" style="display:none"/></tr><tr><td colspan="3" style="background-color:#dbdbdb;padding:2px 1pt 2px 7pt;text-align:left;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">From Regulatory Asset</span></td><td colspan="2" style="background-color:#dbdbdb;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:120%">920</span><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">&#160;</span></td><td style="background-color:#dbdbdb;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/><td colspan="3" style="background-color:#dbdbdb;padding:0 1pt"/><td colspan="2" style="background-color:#dbdbdb;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">1,051&#160;</span></td><td style="background-color:#dbdbdb;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/><td colspan="3" style="display:none"/><td colspan="3" style="display:none"/><td colspan="3" style="display:none"/><td colspan="3" style="display:none"/></tr><tr><td colspan="3" style="background-color:#ffffff;padding:2px 1pt 2px 7pt;text-align:left;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">From Other Comprehensive Income</span></td><td colspan="2" style="background-color:#ffffff;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:120%">23</span><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">&#160;</span></td><td style="background-color:#ffffff;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/><td colspan="3" style="background-color:#ffffff;padding:0 1pt"/><td colspan="2" style="background-color:#ffffff;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">26&#160;</span></td><td style="background-color:#ffffff;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/><td colspan="3" style="display:none"/><td colspan="3" style="display:none"/><td colspan="3" style="display:none"/><td colspan="3" style="display:none"/></tr><tr><td colspan="3" style="background-color:#dbdbdb;border-top:1pt solid #000;padding:2px 1pt;text-align:left;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:120%">Net Periodic Postretirement Benefit Cost</span></td><td style="background-color:#dbdbdb;border-top:1pt solid #000;padding:2px 0 2px 1pt;text-align:left;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:120%">$</span></td><td style="background-color:#dbdbdb;border-top:1pt solid #000;padding:2px 0;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:120%">413</span><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">&#160;</span></td><td style="background-color:#dbdbdb;border-top:1pt solid #000;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/><td colspan="3" style="background-color:#dbdbdb;border-top:1pt solid #000;padding:0 1pt"/><td style="background-color:#dbdbdb;border-top:1pt solid #000;padding:2px 0 2px 1pt;text-align:left;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">$</span></td><td style="background-color:#dbdbdb;border-top:1pt solid #000;padding:2px 0;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">939&#160;</span></td><td style="background-color:#dbdbdb;border-top:1pt solid #000;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/><td colspan="3" style="display:none"/><td colspan="3" style="display:none"/><td colspan="3" style="display:none"/><td colspan="3" style="display:none"/></tr><tr><td colspan="3" style="display:none"/><td colspan="3" style="display:none"/><td colspan="3" style="display:none"/><td colspan="3" style="display:none"/><td colspan="3" style="display:none"/><td colspan="3" style="display:none"/><td colspan="3" style="display:none"/><td colspan="3" style="display:none"/></tr><tr><td colspan="3" style="display:none"/><td colspan="3" style="display:none"/><td colspan="3" style="display:none"/><td colspan="3" style="display:none"/><td colspan="3" style="display:none"/><td colspan="3" style="display:none"/><td colspan="3" style="display:none"/><td colspan="3" style="display:none"/></tr><tr><td colspan="3" style="display:none"/><td colspan="3" style="display:none"/><td colspan="3" style="display:none"/><td colspan="3" style="display:none"/><td colspan="3" style="display:none"/><td colspan="3" style="display:none"/><td colspan="3" style="display:none"/><td colspan="3" style="display:none"/></tr><tr><td colspan="3" style="display:none"/><td colspan="3" style="display:none"/><td colspan="3" style="display:none"/><td colspan="3" style="display:none"/><td colspan="3" style="display:none"/><td colspan="3" style="display:none"/><td colspan="3" style="display:none"/><td colspan="3" style="display:none"/></tr><tr><td colspan="3" style="display:none"/><td colspan="3" style="display:none"/><td colspan="3" style="display:none"/><td colspan="3" style="display:none"/><td colspan="3" style="display:none"/><td colspan="3" style="display:none"/><td colspan="3" style="display:none"/><td colspan="3" style="display:none"/></tr><tr><td colspan="3" style="display:none"/><td colspan="3" style="display:none"/><td colspan="3" style="display:none"/><td colspan="3" style="display:none"/><td colspan="3" style="display:none"/><td colspan="3" style="display:none"/><td colspan="3" style="display:none"/><td colspan="3" style="display:none"/></tr><tr><td colspan="3" style="display:none"/><td colspan="3" style="display:none"/><td colspan="3" style="display:none"/><td colspan="3" style="display:none"/><td colspan="3" style="display:none"/><td colspan="3" style="display:none"/><td colspan="3" style="display:none"/><td colspan="3" style="display:none"/></tr><tr><td colspan="3" style="display:none"/><td colspan="3" style="display:none"/><td colspan="3" style="display:none"/><td colspan="3" style="display:none"/><td colspan="3" style="display:none"/><td colspan="3" style="display:none"/><td colspan="3" style="display:none"/><td colspan="3" style="display:none"/></tr><tr><td colspan="3" style="display:none"/><td colspan="3" style="display:none"/><td colspan="3" style="display:none"/><td colspan="3" style="display:none"/><td colspan="3" style="display:none"/><td colspan="3" style="display:none"/><td colspan="3" style="display:none"/><td colspan="3" style="display:none"/></tr></table></div><span></span>
</td>
</tr>
</table>
<div style="display: none;">
<table border="0" cellpadding="0" cellspacing="0" class="authRefData" style="display: none;" id="defref_us-gaap_CompensationAndRetirementDisclosureAbstract">
<tr><td class="hide"><a style="color: white;" href="javascript:void(0);" onclick="top.Show.hideAR();">X</a></td></tr>
<tr><td><div class="body" style="padding: 2px;">
<a href="javascript:void(0);" onclick="top.Show.toggleNext( this );">- References</a><div><p>No definition available.</p></div>
<a href="javascript:void(0);" onclick="top.Show.toggleNext( this );">+ Details</a><div style="display: none;"><table border="0" cellpadding="0" cellspacing="0">
<tr>
<td><strong> Name:</strong></td>
<td style="white-space:nowrap;">us-gaap_CompensationAndRetirementDisclosureAbstract</td>
</tr>
<tr>
<td style="padding-right: 4px;white-space:nowrap;"><strong> Namespace Prefix:</strong></td>
<td>us-gaap_</td>
</tr>
<tr>
<td><strong> Data Type:</strong></td>
<td>xbrli:stringItemType</td>
</tr>
<tr>
<td><strong> Balance Type:</strong></td>
<td>na</td>
</tr>
<tr>
<td><strong> Period Type:</strong></td>
<td>duration</td>
</tr>
</table></div>
</div></td></tr>
</table>
<table border="0" cellpadding="0" cellspacing="0" class="authRefData" style="display: none;" id="defref_us-gaap_PensionAndOtherPostretirementBenefitsDisclosureTextBlock">
<tr><td class="hide"><a style="color: white;" href="javascript:void(0);" onclick="top.Show.hideAR();">X</a></td></tr>
<tr><td><div class="body" style="padding: 2px;">
<a href="javascript:void(0);" onclick="top.Show.toggleNext( this );">- Definition</a><div><p>The entire disclosure for retirement benefits.</p></div>
<a href="javascript:void(0);" onclick="top.Show.toggleNext( this );">+ References</a><div style="display: none;"><p>Reference 1: http://www.xbrl.org/2003/role/exampleRef<br> -Publisher FASB<br> -Name Accounting Standards Codification<br> -Topic 715<br> -SubTopic 20<br> -Section 55<br> -Paragraph 17<br> -URI http://asc.fasb.org/extlink&amp;oid=118257860&amp;loc=d3e4179-114921<br><br>Reference 2: http://www.xbrl.org/2003/role/disclosureRef<br> -Publisher FASB<br> -Name Accounting Standards Codification<br> -Topic 715<br> -SubTopic 20<br> -Section S99<br> -Paragraph 2<br> -URI http://asc.fasb.org/extlink&amp;oid=21916913&amp;loc=d3e273930-122802<br><br>Reference 3: http://www.xbrl.org/2003/role/disclosureRef<br> -Publisher FASB<br> -Name Accounting Standards Codification<br> -Topic 715<br> -SubTopic 20<br> -Section 50<br> -Paragraph 1<br> -Subparagraph (d)(i)<br> -URI http://asc.fasb.org/extlink&amp;oid=118255775&amp;loc=d3e1928-114920<br><br>Reference 4: http://www.xbrl.org/2003/role/disclosureRef<br> -Publisher FASB<br> -Name Accounting Standards Codification<br> -Topic 715<br> -SubTopic 20<br> -Section 50<br> -Paragraph 1<br> -Subparagraph (o)<br> -URI http://asc.fasb.org/extlink&amp;oid=118255775&amp;loc=d3e1928-114920<br><br>Reference 5: http://www.xbrl.org/2003/role/disclosureRef<br> -Publisher FASB<br> -Name Accounting Standards Codification<br> -Topic 715<br> -SubTopic 20<br> -Section 50<br> -Paragraph 1<br> -Subparagraph (p)<br> -URI http://asc.fasb.org/extlink&amp;oid=118255775&amp;loc=d3e1928-114920<br><br>Reference 6: http://www.xbrl.org/2003/role/disclosureRef<br> -Publisher FASB<br> -Name Accounting Standards Codification<br> -Topic 715<br> -SubTopic 70<br> -Section 50<br> -Paragraph 1<br> -URI http://asc.fasb.org/extlink&amp;oid=49170846&amp;loc=d3e28014-114942<br><br>Reference 7: http://www.xbrl.org/2003/role/disclosureRef<br> -Publisher FASB<br> -Name Accounting Standards Codification<br> -Topic 715<br> -URI http://asc.fasb.org/topic&amp;trid=2235017<br><br>Reference 8: http://www.xbrl.org/2003/role/disclosureRef<br> -Publisher FASB<br> -Name Accounting Standards Codification<br> -Topic 715<br> -SubTopic 60<br> -Section 50<br> -Paragraph 3<br> -Subparagraph (c)<br> -URI http://asc.fasb.org/extlink&amp;oid=6414203&amp;loc=d3e39689-114964<br><br>Reference 9: http://www.xbrl.org/2003/role/disclosureRef<br> -Publisher FASB<br> -Name Accounting Standards Codification<br> -Topic 715<br> -SubTopic 20<br> -Section 50<br> -Paragraph 1<br> -Subparagraph (d)(iv)(03)<br> -URI http://asc.fasb.org/extlink&amp;oid=118255775&amp;loc=d3e1928-114920<br><br>Reference 10: http://www.xbrl.org/2003/role/disclosureRef<br> -Publisher FASB<br> -Name Accounting Standards Codification<br> -Topic 715<br> -SubTopic 20<br> -Section 50<br> -Paragraph 1<br> -Subparagraph (q)<br> -URI http://asc.fasb.org/extlink&amp;oid=118255775&amp;loc=d3e1928-114920<br><br>Reference 11: http://www.xbrl.org/2003/role/disclosureRef<br> -Publisher FASB<br> -Name Accounting Standards Codification<br> -Topic 715<br> -SubTopic 20<br> -Section 50<br> -Paragraph 1<br> -Subparagraph (r)(1)<br> -URI http://asc.fasb.org/extlink&amp;oid=118255775&amp;loc=d3e1928-114920<br><br>Reference 12: http://www.xbrl.org/2003/role/disclosureRef<br> -Publisher FASB<br> -Name Accounting Standards Codification<br> -Topic 715<br> -SubTopic 20<br> -Section 50<br> -Paragraph 1<br> -Subparagraph (d)(iii)<br> -URI http://asc.fasb.org/extlink&amp;oid=118255775&amp;loc=d3e1928-114920<br><br>Reference 13: http://www.xbrl.org/2003/role/disclosureRef<br> -Publisher FASB<br> -Name Accounting Standards Codification<br> -Topic 715<br> -SubTopic 20<br> -Section 50<br> -Paragraph 1<br> -Subparagraph (l)<br> -URI http://asc.fasb.org/extlink&amp;oid=118255775&amp;loc=d3e1928-114920<br><br>Reference 14: http://www.xbrl.org/2003/role/disclosureRef<br> -Publisher FASB<br> -Name Accounting Standards Codification<br> -Topic 715<br> -SubTopic 20<br> -Section 50<br> -Paragraph 1<br> -Subparagraph (r)(2)<br> -URI http://asc.fasb.org/extlink&amp;oid=118255775&amp;loc=d3e1928-114920<br></p></div>
<a href="javascript:void(0);" onclick="top.Show.toggleNext( this );">+ Details</a><div style="display: none;"><table border="0" cellpadding="0" cellspacing="0">
<tr>
<td><strong> Name:</strong></td>
<td style="white-space:nowrap;">us-gaap_PensionAndOtherPostretirementBenefitsDisclosureTextBlock</td>
</tr>
<tr>
<td style="padding-right: 4px;white-space:nowrap;"><strong> Namespace Prefix:</strong></td>
<td>us-gaap_</td>
</tr>
<tr>
<td><strong> Data Type:</strong></td>
<td>nonnum:textBlockItemType</td>
</tr>
<tr>
<td><strong> Balance Type:</strong></td>
<td>na</td>
</tr>
<tr>
<td><strong> Period Type:</strong></td>
<td>duration</td>
</tr>
</table></div>
</div></td></tr>
</table>
</div>
</body>
</html>
</TEXT>
</DOCUMENT>
<DOCUMENT>
<TYPE>XML
<SEQUENCE>27
<FILENAME>R16.htm
<DESCRIPTION>IDEA: XBRL DOCUMENT
<TEXT>
<html>
<head>
<title></title>
<link rel="stylesheet" type="text/css" href="report.css">
<script type="text/javascript" src="Show.js">/* Do Not Remove This Comment */</script><script type="text/javascript">
							function toggleNextSibling (e) {
							if (e.nextSibling.style.display=='none') {
							e.nextSibling.style.display='block';
							} else { e.nextSibling.style.display='none'; }
							}</script>
</head>
<body>
<span style="display: none;">v3.21.1</span><table class="report" border="0" cellspacing="2" id="idm140348367973768">
<tr>
<th class="tl" colspan="1" rowspan="2"><div style="width: 200px;"><strong>Income Taxes<br></strong></div></th>
<th class="th" colspan="1">3 Months Ended</th>
</tr>
<tr><th class="th"><div>Mar. 31, 2021</div></th></tr>
<tr class="re">
<td class="pl " style="border-bottom: 0px;" valign="top"><a class="a" href="javascript:void(0);" onclick="top.Show.showAR( this, 'defref_us-gaap_IncomeTaxDisclosureAbstract', window );"><strong>Income Tax Disclosure [Abstract]</strong></a></td>
<td class="text">&#160;<span></span>
</td>
</tr>
<tr class="ro">
<td class="pl " style="border-bottom: 0px;" valign="top"><a class="a" href="javascript:void(0);" onclick="top.Show.showAR( this, 'defref_us-gaap_IncomeTaxDisclosureTextBlock', window );">Income Taxes</a></td>
<td class="text">Income Taxes<div style="margin-bottom:3pt;margin-top:6pt"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:9pt;font-weight:400;line-height:120%">The reconciliation of the statutory federal income tax rate to our effective tax rate for each of the three months ended March&#160;31, 2021 and 2020 is as follows:</span><table style="border-collapse:collapse;display:inline-table;margin-bottom:5pt;vertical-align:text-bottom;width:100.000%"><tr><td style="width:1.0%"/><td style="width:74.872%"/><td style="width:0.1%"/><td style="width:1.0%"/><td style="width:10.011%"/><td style="width:0.1%"/><td style="width:0.1%"/><td style="width:1.605%"/><td style="width:0.1%"/><td style="width:1.0%"/><td style="width:10.012%"/><td style="width:0.1%"/><td colspan="3" style="display:none"/><td colspan="3" style="display:none"/><td colspan="3" style="display:none"/><td colspan="3" style="display:none"/></tr><tr><td colspan="3" style="display:none"/><td colspan="3" style="display:none"/><td colspan="3" style="display:none"/><td colspan="3" style="display:none"/></tr><tr><td colspan="3" style="padding:0 1pt"/><td colspan="3" style="padding:2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-style:italic;font-weight:700;line-height:120%">2021</span></td><td colspan="3" style="padding:0 1pt"/><td colspan="3" style="padding:2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-style:italic;font-weight:700;line-height:120%">2020</span></td><td colspan="3" style="display:none"/><td colspan="3" style="display:none"/><td colspan="3" style="display:none"/><td colspan="3" style="display:none"/></tr><tr style="height:3pt"><td colspan="3" style="border-top:1pt solid #000;padding:0 1pt"/><td colspan="3" style="border-top:1pt solid #000;padding:0 1pt"/><td colspan="3" style="border-top:1pt solid #000;padding:0 1pt"/><td colspan="3" style="border-top:1pt solid #000;padding:0 1pt"/><td colspan="3" style="display:none"/><td colspan="3" style="display:none"/><td colspan="3" style="display:none"/><td colspan="3" style="display:none"/></tr><tr><td colspan="3" style="background-color:#dbdbdb;padding:2px 1pt;text-align:left;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">Federal Statutory Rate</span></td><td colspan="2" style="background-color:#dbdbdb;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:120%">21.0</span><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">&#160;</span></td><td style="background-color:#dbdbdb;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:120%">%</span></td><td colspan="3" style="background-color:#dbdbdb;padding:0 1pt"/><td colspan="2" style="background-color:#dbdbdb;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">21.0&#160;</span></td><td style="background-color:#dbdbdb;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">%</span></td><td colspan="3" style="display:none"/><td colspan="3" style="display:none"/><td colspan="3" style="display:none"/><td colspan="3" style="display:none"/></tr><tr><td colspan="3" style="background-color:#ffffff;padding:2px 1pt;text-align:left;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">Increases (Decreases) in Tax from:</span></td><td colspan="3" style="background-color:#ffffff;padding:0 1pt"/><td colspan="3" style="background-color:#ffffff;padding:0 1pt"/><td colspan="3" style="background-color:#ffffff;padding:0 1pt"/><td colspan="3" style="display:none"/><td colspan="3" style="display:none"/><td colspan="3" style="display:none"/><td colspan="3" style="display:none"/></tr><tr><td colspan="3" style="background-color:#dbdbdb;padding:2px 1pt 2px 7.75pt;text-align:left;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">State Taxes on Income, Net of Federal Tax</span></td><td colspan="2" style="background-color:#dbdbdb;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:120%">5.0</span><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">&#160;</span></td><td style="background-color:#dbdbdb;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/><td colspan="3" style="background-color:#dbdbdb;padding:0 1pt"/><td colspan="2" style="background-color:#dbdbdb;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">5.0&#160;</span></td><td style="background-color:#dbdbdb;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/><td colspan="3" style="display:none"/><td colspan="3" style="display:none"/><td colspan="3" style="display:none"/><td colspan="3" style="display:none"/></tr><tr><td colspan="3" style="background-color:#ffffff;padding:2px 1pt 2px 7.75pt;text-align:left;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">Production Tax Credits (PTCs)</span></td><td colspan="2" style="background-color:#ffffff;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:120%">(7.6)</span></td><td style="background-color:#ffffff;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/><td colspan="3" style="background-color:#ffffff;padding:0 1pt"/><td colspan="2" style="background-color:#ffffff;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">&#8212;&#160;</span></td><td style="background-color:#ffffff;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/><td colspan="3" style="display:none"/><td colspan="3" style="display:none"/><td colspan="3" style="display:none"/><td colspan="3" style="display:none"/></tr><tr><td colspan="3" style="background-color:#dbdbdb;padding:2px 1pt 2px 7.75pt;text-align:left;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">Amortization of Excess Deferred Income Taxes</span></td><td colspan="2" style="background-color:#dbdbdb;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:120%">(2.9)</span></td><td style="background-color:#dbdbdb;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/><td colspan="3" style="background-color:#dbdbdb;padding:0 1pt"/><td colspan="2" style="background-color:#dbdbdb;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">(4.1)</span></td><td style="background-color:#dbdbdb;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/><td colspan="3" style="display:none"/><td colspan="3" style="display:none"/><td colspan="3" style="display:none"/><td colspan="3" style="display:none"/></tr><tr><td colspan="3" style="background-color:#ffffff;padding:2px 1pt 2px 7.75pt;text-align:left;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">Corporate-Owned Life Insurance</span></td><td colspan="2" style="background-color:#ffffff;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:120%">(0.5)</span></td><td style="background-color:#ffffff;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/><td colspan="3" style="background-color:#ffffff;padding:0 1pt"/><td colspan="2" style="background-color:#ffffff;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">0.7&#160;</span></td><td style="background-color:#ffffff;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/><td colspan="3" style="display:none"/><td colspan="3" style="display:none"/><td colspan="3" style="display:none"/><td colspan="3" style="display:none"/></tr><tr><td colspan="3" style="background-color:#dbdbdb;padding:2px 1pt 2px 7.75pt;text-align:left;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">North Dakota Wind Tax Credit Amortization, Net of Federal Tax</span></td><td colspan="2" style="background-color:#dbdbdb;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:120%">(0.4)</span></td><td style="background-color:#dbdbdb;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/><td colspan="3" style="background-color:#dbdbdb;padding:0 1pt"/><td colspan="2" style="background-color:#dbdbdb;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">(0.9)</span></td><td style="background-color:#dbdbdb;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/><td colspan="3" style="display:none"/><td colspan="3" style="display:none"/><td colspan="3" style="display:none"/><td colspan="3" style="display:none"/></tr><tr><td colspan="3" style="background-color:#ffffff;padding:2px 1pt 2px 7.75pt;text-align:left;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">Excess Tax Deduction on Stock Awards</span></td><td colspan="2" style="background-color:#ffffff;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:120%">(0.1)</span></td><td style="background-color:#ffffff;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/><td colspan="3" style="background-color:#ffffff;padding:0 1pt"/><td colspan="2" style="background-color:#ffffff;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">(1.3)</span></td><td style="background-color:#ffffff;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/><td colspan="3" style="display:none"/><td colspan="3" style="display:none"/><td colspan="3" style="display:none"/><td colspan="3" style="display:none"/></tr><tr><td colspan="3" style="background-color:#dbdbdb;padding:2px 1pt 2px 7.75pt;text-align:left;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">Allowance for Equity Funds Used During Construction</span></td><td colspan="2" style="background-color:#dbdbdb;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:120%">&#8212;</span><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">&#160;</span></td><td style="background-color:#dbdbdb;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/><td colspan="3" style="background-color:#dbdbdb;padding:0 1pt"/><td colspan="2" style="background-color:#dbdbdb;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">(1.0)</span></td><td style="background-color:#dbdbdb;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/><td colspan="3" style="display:none"/><td colspan="3" style="display:none"/><td colspan="3" style="display:none"/><td colspan="3" style="display:none"/></tr><tr><td colspan="3" style="background-color:#ffffff;padding:2px 1pt 2px 6.25pt;text-align:left;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">Other, Net</span></td><td colspan="2" style="background-color:#ffffff;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:120%">0.3</span><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">&#160;</span></td><td style="background-color:#ffffff;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/><td colspan="3" style="background-color:#ffffff;padding:0 1pt"/><td colspan="2" style="background-color:#ffffff;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">(0.5)</span></td><td style="background-color:#ffffff;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/><td colspan="3" style="display:none"/><td colspan="3" style="display:none"/><td colspan="3" style="display:none"/><td colspan="3" style="display:none"/></tr><tr><td colspan="3" style="background-color:#dbdbdb;border-top:1pt solid #000;padding:2px 1pt;text-align:left;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:120%">Effective Tax Rate</span></td><td colspan="2" style="background-color:#dbdbdb;border-top:1pt solid #000;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:120%">14.8</span><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">&#160;</span></td><td style="background-color:#dbdbdb;border-top:1pt solid #000;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:120%">%</span></td><td colspan="3" style="background-color:#dbdbdb;border-top:1pt solid #000;padding:0 1pt"/><td colspan="2" style="background-color:#dbdbdb;border-top:1pt solid #000;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">18.9&#160;</span></td><td style="background-color:#dbdbdb;border-top:1pt solid #000;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">%</span></td><td colspan="3" style="display:none"/><td colspan="3" style="display:none"/><td colspan="3" style="display:none"/><td colspan="3" style="display:none"/></tr></table></div><div style="margin-bottom:3pt;margin-top:6pt"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:9pt;font-weight:400;line-height:120%">We began generating PTCs from our Merricourt wind farm placed in service in the fourth quarter of 2020. No PTCs were generated during the three months ended March 31, 2020. Income tax benefits arising from PTCs are offset by corresponding operating revenue reductions as PTC amounts generated reduce Electric segment customer billings.</span></div><span></span>
</td>
</tr>
</table>
<div style="display: none;">
<table border="0" cellpadding="0" cellspacing="0" class="authRefData" style="display: none;" id="defref_us-gaap_IncomeTaxDisclosureAbstract">
<tr><td class="hide"><a style="color: white;" href="javascript:void(0);" onclick="top.Show.hideAR();">X</a></td></tr>
<tr><td><div class="body" style="padding: 2px;">
<a href="javascript:void(0);" onclick="top.Show.toggleNext( this );">- References</a><div><p>No definition available.</p></div>
<a href="javascript:void(0);" onclick="top.Show.toggleNext( this );">+ Details</a><div style="display: none;"><table border="0" cellpadding="0" cellspacing="0">
<tr>
<td><strong> Name:</strong></td>
<td style="white-space:nowrap;">us-gaap_IncomeTaxDisclosureAbstract</td>
</tr>
<tr>
<td style="padding-right: 4px;white-space:nowrap;"><strong> Namespace Prefix:</strong></td>
<td>us-gaap_</td>
</tr>
<tr>
<td><strong> Data Type:</strong></td>
<td>xbrli:stringItemType</td>
</tr>
<tr>
<td><strong> Balance Type:</strong></td>
<td>na</td>
</tr>
<tr>
<td><strong> Period Type:</strong></td>
<td>duration</td>
</tr>
</table></div>
</div></td></tr>
</table>
<table border="0" cellpadding="0" cellspacing="0" class="authRefData" style="display: none;" id="defref_us-gaap_IncomeTaxDisclosureTextBlock">
<tr><td class="hide"><a style="color: white;" href="javascript:void(0);" onclick="top.Show.hideAR();">X</a></td></tr>
<tr><td><div class="body" style="padding: 2px;">
<a href="javascript:void(0);" onclick="top.Show.toggleNext( this );">- Definition</a><div><p>The entire disclosure for income taxes. Disclosures may include net deferred tax liability or asset recognized in an enterprise's statement of financial position, net change during the year in the total valuation allowance, approximate tax effect of each type of temporary difference and carryforward that gives rise to a significant portion of deferred tax liabilities and deferred tax assets, utilization of a tax carryback, and tax uncertainties information.</p></div>
<a href="javascript:void(0);" onclick="top.Show.toggleNext( this );">+ References</a><div style="display: none;"><p>Reference 1: http://www.xbrl.org/2003/role/disclosureRef<br> -Publisher FASB<br> -Name Accounting Standards Codification<br> -Topic 740<br> -SubTopic 10<br> -Section 50<br> -Paragraph 21<br> -URI http://asc.fasb.org/extlink&amp;oid=84230637&amp;loc=d3e32857-109319<br><br>Reference 2: http://www.xbrl.org/2003/role/disclosureRef<br> -Publisher FASB<br> -Name Accounting Standards Codification<br> -Topic 740<br> -SubTopic 10<br> -Section S99<br> -Paragraph 2<br> -Subparagraph (SAB Topic 11.C)<br> -URI http://asc.fasb.org/extlink&amp;oid=116825942&amp;loc=d3e330215-122817<br><br>Reference 3: http://www.xbrl.org/2003/role/disclosureRef<br> -Publisher FASB<br> -Name Accounting Standards Codification<br> -Topic 740<br> -SubTopic 10<br> -Section 50<br> -Paragraph 17<br> -Subparagraph (b)<br> -URI http://asc.fasb.org/extlink&amp;oid=84230637&amp;loc=d3e32809-109319<br><br>Reference 4: http://www.xbrl.org/2003/role/disclosureRef<br> -Publisher FASB<br> -Name Accounting Standards Codification<br> -Topic 740<br> -SubTopic 10<br> -Section S99<br> -Paragraph 1<br> -Subparagraph (SAB TOPIC 6.I.5.Q1)<br> -URI http://asc.fasb.org/extlink&amp;oid=116825942&amp;loc=d3e330036-122817<br><br>Reference 5: http://www.xbrl.org/2003/role/disclosureRef<br> -Publisher FASB<br> -Name Accounting Standards Codification<br> -Topic 740<br> -SubTopic 10<br> -Section 50<br> -Paragraph 14<br> -URI http://asc.fasb.org/extlink&amp;oid=84230637&amp;loc=d3e32705-109319<br><br>Reference 6: http://www.xbrl.org/2003/role/disclosureRef<br> -Publisher FASB<br> -Name Accounting Standards Codification<br> -Topic 740<br> -SubTopic 270<br> -Section 50<br> -Paragraph 1<br> -URI http://asc.fasb.org/extlink&amp;oid=6424409&amp;loc=d3e44925-109338<br><br>Reference 7: http://www.xbrl.org/2003/role/disclosureRef<br> -Publisher FASB<br> -Name Accounting Standards Codification<br> -Topic 740<br> -URI http://asc.fasb.org/topic&amp;trid=2144680<br><br>Reference 8: http://www.xbrl.org/2003/role/disclosureRef<br> -Publisher FASB<br> -Name Accounting Standards Codification<br> -Topic 740<br> -SubTopic 30<br> -Section 50<br> -Paragraph 2<br> -Subparagraph (a)<br> -URI http://asc.fasb.org/extlink&amp;oid=6424122&amp;loc=d3e41874-109331<br></p></div>
<a href="javascript:void(0);" onclick="top.Show.toggleNext( this );">+ Details</a><div style="display: none;"><table border="0" cellpadding="0" cellspacing="0">
<tr>
<td><strong> Name:</strong></td>
<td style="white-space:nowrap;">us-gaap_IncomeTaxDisclosureTextBlock</td>
</tr>
<tr>
<td style="padding-right: 4px;white-space:nowrap;"><strong> Namespace Prefix:</strong></td>
<td>us-gaap_</td>
</tr>
<tr>
<td><strong> Data Type:</strong></td>
<td>nonnum:textBlockItemType</td>
</tr>
<tr>
<td><strong> Balance Type:</strong></td>
<td>na</td>
</tr>
<tr>
<td><strong> Period Type:</strong></td>
<td>duration</td>
</tr>
</table></div>
</div></td></tr>
</table>
</div>
</body>
</html>
</TEXT>
</DOCUMENT>
<DOCUMENT>
<TYPE>XML
<SEQUENCE>28
<FILENAME>R17.htm
<DESCRIPTION>IDEA: XBRL DOCUMENT
<TEXT>
<html>
<head>
<title></title>
<link rel="stylesheet" type="text/css" href="report.css">
<script type="text/javascript" src="Show.js">/* Do Not Remove This Comment */</script><script type="text/javascript">
							function toggleNextSibling (e) {
							if (e.nextSibling.style.display=='none') {
							e.nextSibling.style.display='block';
							} else { e.nextSibling.style.display='none'; }
							}</script>
</head>
<body>
<span style="display: none;">v3.21.1</span><table class="report" border="0" cellspacing="2" id="idm140348366411880">
<tr>
<th class="tl" colspan="1" rowspan="2"><div style="width: 200px;"><strong>Commitments and Contingencies<br></strong></div></th>
<th class="th" colspan="1">3 Months Ended</th>
</tr>
<tr><th class="th"><div>Mar. 31, 2021</div></th></tr>
<tr class="re">
<td class="pl " style="border-bottom: 0px;" valign="top"><a class="a" href="javascript:void(0);" onclick="top.Show.showAR( this, 'defref_us-gaap_CommitmentsAndContingenciesDisclosureAbstract', window );"><strong>Commitments and Contingencies Disclosure [Abstract]</strong></a></td>
<td class="text">&#160;<span></span>
</td>
</tr>
<tr class="ro">
<td class="pl " style="border-bottom: 0px;" valign="top"><a class="a" href="javascript:void(0);" onclick="top.Show.showAR( this, 'defref_us-gaap_CommitmentsAndContingenciesDisclosureTextBlock', window );">Commitments and Contingencies</a></td>
<td class="text">Commitments and Contingencies<div style="margin-bottom:6pt"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:9pt;font-weight:700;line-height:120%">Commitments</span></div><div style="margin-bottom:6pt;text-indent:18pt"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:9pt;font-weight:700;line-height:120%">Construction and Other Purchase Commitments. </span><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:9pt;font-weight:400;line-height:120%">OTP has commitments under contracts, including its share of construction program and other commitments associated with its jointly-owned facilities, extending into 2046. T.O. Plastics is party to a resin supply agreement under which it must purchase all of a specified class of regrind resin delivered by the supplier at a periodically negotiated price per pound. The agreement expires in 2026.</span></div><div style="margin-bottom:6pt;text-indent:18pt"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:9pt;font-weight:400;line-height:120%"> </span><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:9pt;font-weight:700;line-height:120%">Electric Utility Capacity and Energy Requirements and Coal Purchase and Delivery Contracts. </span><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:9pt;font-weight:400;line-height:120%">OTP has commitments for the purchase of capacity and energy requirements under agreements extending into 2044. OTP also has contracts providing for the purchase and delivery of a significant portion of its current coal requirements, with expiration dates ranging from 2022 through 2040. These contracts do not include minimum purchase requirements but do require all coal necessary for the operation of the respective plant to be purchased from the counterparty.</span></div><div style="margin-bottom:6pt;text-indent:18pt"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:9pt;font-weight:700;line-height:120%">Land Easements. </span><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:9pt;font-weight:400;line-height:120%">OTP has commitments to make future payments under land easements extending into 2050.    </span><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:9pt;font-weight:700;line-height:120%"> </span><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:9pt;font-weight:400;line-height:120%">   </span></div><div style="margin-bottom:6pt;margin-top:6pt"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:9pt;font-weight:700;line-height:120%">Contingencies</span></div><div style="margin-bottom:6pt;text-indent:18pt"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:9pt;font-weight:700;line-height:120%">FERC ROE.</span><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:9pt;font-weight:400;line-height:120%"> In November 2013 and February 2015, customers filed complaints with FERC seeking to reduce the ROE component of the transmission rates that MISO transmission owners, including OTP, may collect under the MISO tariff rate. FERC's most recent order, issued on November 19, 2020, adopted a revised ROE methodology and set the base ROE at 10.02% (10.52% with an adder) effective for the fifteen-month period from November 2013 to February 2015 and on a prospective basis beginning in September 2016. The order also dismissed any complaints covering the period from February 2015 to May 2016. The November 2020 opinion is subject to judicial review. We have deferred recognition and recorded a refund liability of $3.7 million as of March 31, 2021. This refund liability reflects our best estimate of required refunds to customers once all regulatory and judicial proceedings are finalized.   </span></div><div style="margin-bottom:6pt;text-indent:18pt"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:9pt;font-weight:700;line-height:120%">Regional Haze Rule (RHR).</span><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:9pt;font-weight:400;line-height:120%"> The RHR was adopted in an effort to improve visibility in national parks and wilderness areas. The RHR requires states, in coordination with the EPA and other governmental agencies, to develop and implement plans to achieve natural visibility conditions. The second RHR implementation period covers the years 2018-2028, with state implementation plans targeted for submission to the EPA by July 31, 2021. States are required to assess reasonable progress with the RHR and determine what additional emission reductions are appropriate, if any.</span></div><div style="margin-bottom:6pt"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:9pt;font-weight:400;line-height:120%">Coyote Station, OTP's jointly owned coal-fired power plant in North Dakota, is subject to assessment in the second implementation period under the North Dakota state implementation plan. We cannot predict with certainty the impact the state implementation plan may have on our business until the plan is finalized and adopted. However, significant emission control investments could be required, and the recovery of such costs from customers would require regulatory approval. Alternatively, investments in emission control equipment may prove to be uneconomic and result in a required early retirement of, or the sale of our interest in, Coyote Station. We cannot estimate the financial effects such a retirement or sale may have on our consolidated operating results, financial position or cash flows, but such amounts could be material and the recovery of such costs from customers would be subject to regulatory approval.</span></div><div style="margin-bottom:6pt;text-indent:18pt"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:9pt;font-weight:700;line-height:120%">Other Contingencies. </span><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:9pt;font-weight:400;line-height:120%">We are party to litigation and regulatory enforcement matters arising in the normal course of business. We regularly analyze relevant information and, as necessary, estimate and record accrued liabilities for legal, regulatory enforcement and other matters in which a loss is probable of occurring and can be reasonably estimated. We believe the effect on our consolidated operating results, financial position and cash flows, if any, for the disposition of all matters pending as of March&#160;31, 2021, other than those relating to the RHR, will not be material.</span></div><span></span>
</td>
</tr>
</table>
<div style="display: none;">
<table border="0" cellpadding="0" cellspacing="0" class="authRefData" style="display: none;" id="defref_us-gaap_CommitmentsAndContingenciesDisclosureAbstract">
<tr><td class="hide"><a style="color: white;" href="javascript:void(0);" onclick="top.Show.hideAR();">X</a></td></tr>
<tr><td><div class="body" style="padding: 2px;">
<a href="javascript:void(0);" onclick="top.Show.toggleNext( this );">- References</a><div><p>No definition available.</p></div>
<a href="javascript:void(0);" onclick="top.Show.toggleNext( this );">+ Details</a><div style="display: none;"><table border="0" cellpadding="0" cellspacing="0">
<tr>
<td><strong> Name:</strong></td>
<td style="white-space:nowrap;">us-gaap_CommitmentsAndContingenciesDisclosureAbstract</td>
</tr>
<tr>
<td style="padding-right: 4px;white-space:nowrap;"><strong> Namespace Prefix:</strong></td>
<td>us-gaap_</td>
</tr>
<tr>
<td><strong> Data Type:</strong></td>
<td>xbrli:stringItemType</td>
</tr>
<tr>
<td><strong> Balance Type:</strong></td>
<td>na</td>
</tr>
<tr>
<td><strong> Period Type:</strong></td>
<td>duration</td>
</tr>
</table></div>
</div></td></tr>
</table>
<table border="0" cellpadding="0" cellspacing="0" class="authRefData" style="display: none;" id="defref_us-gaap_CommitmentsAndContingenciesDisclosureTextBlock">
<tr><td class="hide"><a style="color: white;" href="javascript:void(0);" onclick="top.Show.hideAR();">X</a></td></tr>
<tr><td><div class="body" style="padding: 2px;">
<a href="javascript:void(0);" onclick="top.Show.toggleNext( this );">- Definition</a><div><p>The entire disclosure for commitments and contingencies.</p></div>
<a href="javascript:void(0);" onclick="top.Show.toggleNext( this );">+ References</a><div style="display: none;"><p>Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef<br> -Publisher FASB<br> -Name Accounting Standards Codification<br> -Topic 450<br> -URI http://asc.fasb.org/topic&amp;trid=2127136<br><br>Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef<br> -Publisher FASB<br> -Name Accounting Standards Codification<br> -Topic 440<br> -URI http://asc.fasb.org/topic&amp;trid=2144648<br><br>Reference 3: http://www.xbrl.org/2003/role/disclosureRef<br> -Publisher FASB<br> -Name Accounting Standards Codification<br> -Topic 440<br> -SubTopic 10<br> -Section 50<br> -Paragraph 4<br> -Subparagraph (c)<br> -URI http://asc.fasb.org/extlink&amp;oid=121559207&amp;loc=d3e25336-109308<br><br>Reference 4: http://www.xbrl.org/2003/role/disclosureRef<br> -Publisher FASB<br> -Name Accounting Standards Codification<br> -Topic 440<br> -SubTopic 10<br> -Section 50<br> -Paragraph 4<br> -Subparagraph (a)<br> -URI http://asc.fasb.org/extlink&amp;oid=121559207&amp;loc=d3e25336-109308<br></p></div>
<a href="javascript:void(0);" onclick="top.Show.toggleNext( this );">+ Details</a><div style="display: none;"><table border="0" cellpadding="0" cellspacing="0">
<tr>
<td><strong> Name:</strong></td>
<td style="white-space:nowrap;">us-gaap_CommitmentsAndContingenciesDisclosureTextBlock</td>
</tr>
<tr>
<td style="padding-right: 4px;white-space:nowrap;"><strong> Namespace Prefix:</strong></td>
<td>us-gaap_</td>
</tr>
<tr>
<td><strong> Data Type:</strong></td>
<td>nonnum:textBlockItemType</td>
</tr>
<tr>
<td><strong> Balance Type:</strong></td>
<td>na</td>
</tr>
<tr>
<td><strong> Period Type:</strong></td>
<td>duration</td>
</tr>
</table></div>
</div></td></tr>
</table>
</div>
</body>
</html>
</TEXT>
</DOCUMENT>
<DOCUMENT>
<TYPE>XML
<SEQUENCE>29
<FILENAME>R18.htm
<DESCRIPTION>IDEA: XBRL DOCUMENT
<TEXT>
<html>
<head>
<title></title>
<link rel="stylesheet" type="text/css" href="report.css">
<script type="text/javascript" src="Show.js">/* Do Not Remove This Comment */</script><script type="text/javascript">
							function toggleNextSibling (e) {
							if (e.nextSibling.style.display=='none') {
							e.nextSibling.style.display='block';
							} else { e.nextSibling.style.display='none'; }
							}</script>
</head>
<body>
<span style="display: none;">v3.21.1</span><table class="report" border="0" cellspacing="2" id="idm140348367849592">
<tr>
<th class="tl" colspan="1" rowspan="2"><div style="width: 200px;"><strong>Stockholders' Equity<br></strong></div></th>
<th class="th" colspan="1">3 Months Ended</th>
</tr>
<tr><th class="th"><div>Mar. 31, 2021</div></th></tr>
<tr class="re">
<td class="pl " style="border-bottom: 0px;" valign="top"><a class="a" href="javascript:void(0);" onclick="top.Show.showAR( this, 'defref_us-gaap_EquityAbstract', window );"><strong>Equity [Abstract]</strong></a></td>
<td class="text">&#160;<span></span>
</td>
</tr>
<tr class="ro">
<td class="pl " style="border-bottom: 0px;" valign="top"><a class="a" href="javascript:void(0);" onclick="top.Show.showAR( this, 'defref_us-gaap_StockholdersEquityNoteDisclosureTextBlock', window );">Stockholders' Equity</a></td>
<td class="text">Stockholders' Equity<div><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:9pt;font-weight:700;line-height:120%">Registration Statements</span></div><div style="margin-bottom:6pt"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:9pt;font-weight:400;line-height:120%">On May 3, 2021 we filed a shelf registration statement with the Securities and Exchange Commission (SEC) under which we may offer for sale, from time to time, either separately or together in any combination, equity, debt or other securities described in the shelf registration statement. The registration statement expires in May 2024.</span></div><div style="margin-bottom:6pt"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:9pt;font-weight:400;line-height:120%">On May 3, 2021, we filed a second registration statement with the SEC for the issuance of up to 1,500,000 common shares under an Automatic Dividend Reinvestment and Share Purchase Plan, which provides shareholders, retail customers of OTP and other interested investors a method of purchasing our common shares by reinvesting their dividends and/or making optional cash investments. Shares purchased under the plan may be new issue common shares or common shares purchased on the open market. The registration statement expires in May 2024.</span></div><div><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:9pt;font-weight:700;line-height:120%">Dividend Restrictions</span></div><div style="margin-bottom:6pt"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:9pt;font-weight:400;line-height:120%">Otter Tail Corporation is a holding company with no significant operations of its own. The primary source of funds for payments of dividends to our shareholders is from dividends paid or distributions made by our subsidiaries. As a result of certain statutory limitations or regulatory or financing agreements, restrictions could occur on the amount of distributions allowed to be made by our subsidiaries. Both the OTC Credit Agreement and OTP Credit Agreement contain restrictions on the payment of cash dividends upon a default or event of default, including failure to maintain certain financial covenants. As of March&#160;31, 2021, we were in compliance with these financial covenants.</span></div><div style="margin-bottom:6pt"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:9pt;font-weight:400;line-height:120%">Under the Federal Power Act, a public utility may not pay dividends from any funds properly included in a capital account. What constitutes &#8220;funds properly included in a capital account&#8221; is undefined in the Federal Power Act or the related regulations; however, the FERC has consistently interpreted the provision to allow dividends to be paid as long as i) the source of the dividends is clearly disclosed, ii) the dividend is not excessive and iii) there is no self-dealing on the part of corporate officials.</span></div>The MPUC indirectly limits the amount of dividends OTP can pay to the Company by requiring an equity-to-total-capitalization ratio between 47.5% and 58.1% based on OTP&#8217;s 2020 capital structure petition effective by order of the MPUC on July 15, 2020. As of March&#160;31, 2021, OTP&#8217;s equity-to-total-capitalization ratio including short-term debt was 52.4% and its net assets restricted from distribution totaled approximately $671.0 million. Under the 2020 capital structure petition, total capitalization for OTP cannot exceed $1.7 billion.<span></span>
</td>
</tr>
</table>
<div style="display: none;">
<table border="0" cellpadding="0" cellspacing="0" class="authRefData" style="display: none;" id="defref_us-gaap_EquityAbstract">
<tr><td class="hide"><a style="color: white;" href="javascript:void(0);" onclick="top.Show.hideAR();">X</a></td></tr>
<tr><td><div class="body" style="padding: 2px;">
<a href="javascript:void(0);" onclick="top.Show.toggleNext( this );">- References</a><div><p>No definition available.</p></div>
<a href="javascript:void(0);" onclick="top.Show.toggleNext( this );">+ Details</a><div style="display: none;"><table border="0" cellpadding="0" cellspacing="0">
<tr>
<td><strong> Name:</strong></td>
<td style="white-space:nowrap;">us-gaap_EquityAbstract</td>
</tr>
<tr>
<td style="padding-right: 4px;white-space:nowrap;"><strong> Namespace Prefix:</strong></td>
<td>us-gaap_</td>
</tr>
<tr>
<td><strong> Data Type:</strong></td>
<td>xbrli:stringItemType</td>
</tr>
<tr>
<td><strong> Balance Type:</strong></td>
<td>na</td>
</tr>
<tr>
<td><strong> Period Type:</strong></td>
<td>duration</td>
</tr>
</table></div>
</div></td></tr>
</table>
<table border="0" cellpadding="0" cellspacing="0" class="authRefData" style="display: none;" id="defref_us-gaap_StockholdersEquityNoteDisclosureTextBlock">
<tr><td class="hide"><a style="color: white;" href="javascript:void(0);" onclick="top.Show.hideAR();">X</a></td></tr>
<tr><td><div class="body" style="padding: 2px;">
<a href="javascript:void(0);" onclick="top.Show.toggleNext( this );">- Definition</a><div><p>The entire disclosure for shareholders' equity comprised of portions attributable to the parent entity and noncontrolling interest, including other comprehensive income. Includes, but is not limited to, balances of common stock, preferred stock, additional paid-in capital, other capital and retained earnings, accumulated balance for each classification of other comprehensive income and amount of comprehensive income.</p></div>
<a href="javascript:void(0);" onclick="top.Show.toggleNext( this );">+ References</a><div style="display: none;"><p>Reference 1: http://www.xbrl.org/2003/role/disclosureRef<br> -Publisher FASB<br> -Name Accounting Standards Codification<br> -Topic 235<br> -SubTopic 10<br> -Section S99<br> -Paragraph 1<br> -Subparagraph (SX 210.4-08(e)(1))<br> -URI http://asc.fasb.org/extlink&amp;oid=120395691&amp;loc=d3e23780-122690<br><br>Reference 2: http://www.xbrl.org/2003/role/disclosureRef<br> -Publisher FASB<br> -Name Accounting Standards Codification<br> -Topic 505<br> -SubTopic 10<br> -Section S99<br> -Paragraph 1<br> -Subparagraph (SX 210.3-04)<br> -URI http://asc.fasb.org/extlink&amp;oid=120397183&amp;loc=d3e187085-122770<br><br>Reference 3: http://fasb.org/us-gaap/role/ref/legacyRef<br> -Publisher FASB<br> -Name Accounting Standards Codification<br> -Topic 505<br> -URI http://asc.fasb.org/topic&amp;trid=2208762<br></p></div>
<a href="javascript:void(0);" onclick="top.Show.toggleNext( this );">+ Details</a><div style="display: none;"><table border="0" cellpadding="0" cellspacing="0">
<tr>
<td><strong> Name:</strong></td>
<td style="white-space:nowrap;">us-gaap_StockholdersEquityNoteDisclosureTextBlock</td>
</tr>
<tr>
<td style="padding-right: 4px;white-space:nowrap;"><strong> Namespace Prefix:</strong></td>
<td>us-gaap_</td>
</tr>
<tr>
<td><strong> Data Type:</strong></td>
<td>nonnum:textBlockItemType</td>
</tr>
<tr>
<td><strong> Balance Type:</strong></td>
<td>na</td>
</tr>
<tr>
<td><strong> Period Type:</strong></td>
<td>duration</td>
</tr>
</table></div>
</div></td></tr>
</table>
</div>
</body>
</html>
</TEXT>
</DOCUMENT>
<DOCUMENT>
<TYPE>XML
<SEQUENCE>30
<FILENAME>R19.htm
<DESCRIPTION>IDEA: XBRL DOCUMENT
<TEXT>
<html>
<head>
<title></title>
<link rel="stylesheet" type="text/css" href="report.css">
<script type="text/javascript" src="Show.js">/* Do Not Remove This Comment */</script><script type="text/javascript">
							function toggleNextSibling (e) {
							if (e.nextSibling.style.display=='none') {
							e.nextSibling.style.display='block';
							} else { e.nextSibling.style.display='none'; }
							}</script>
</head>
<body>
<span style="display: none;">v3.21.1</span><table class="report" border="0" cellspacing="2" id="idm140348366373240">
<tr>
<th class="tl" colspan="1" rowspan="2"><div style="width: 200px;"><strong>Share-Based Payments<br></strong></div></th>
<th class="th" colspan="1">3 Months Ended</th>
</tr>
<tr><th class="th"><div>Mar. 31, 2021</div></th></tr>
<tr class="re">
<td class="pl " style="border-bottom: 0px;" valign="top"><a class="a" href="javascript:void(0);" onclick="top.Show.showAR( this, 'defref_us-gaap_DisclosureOfCompensationRelatedCostsSharebasedPaymentsAbstract', window );"><strong>Share-based Payment Arrangement [Abstract]</strong></a></td>
<td class="text">&#160;<span></span>
</td>
</tr>
<tr class="ro">
<td class="pl " style="border-bottom: 0px;" valign="top"><a class="a" href="javascript:void(0);" onclick="top.Show.showAR( this, 'defref_us-gaap_DisclosureOfCompensationRelatedCostsShareBasedPaymentsTextBlock', window );">Share-Based Payments</a></td>
<td class="text">Share-Based Payments<div><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:9pt;font-weight:700;line-height:120%">Stock Compensation Expense</span></div><div><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:9pt;font-weight:400;line-height:120%">Stock-based compensation expense arising from our employee stock purchase plan and share-based compensation plans, recognized within operating expenses in the consolidated statements of income, amounted to $4.2&#160;million and $2.8&#160;million for the three months ended March&#160;31, 2021 and 2020.</span></div><div><span><br/></span></div><div style="margin-bottom:6pt;text-indent:18pt"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:9pt;font-weight:700;line-height:120%">Stock Awards. </span><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:9pt;font-weight:400;line-height:120%">We grant restricted stock awards to members of our Board of Directors and restricted stock units to our employees. The awards vest, depending on award type and recipient, either ratably over periods of <span style="-sec-ix-hidden:id3VybDovL2RvY3MudjEvZG9jOjNjY2Q2NWQxODgwMTRlZjE5ZmMzN2JmNmExZjM4MTE3L3NlYzozY2NkNjVkMTg4MDE0ZWYxOWZjMzdiZjZhMWYzODExN183MC9mcmFnOmNmMTFlNDdkM2FiYzQ4Y2JhODRjNDc3OGU5MmM0ZmIxL3RleHRyZWdpb246Y2YxMWU0N2QzYWJjNDhjYmE4NGM0Nzc4ZTkyYzRmYjFfNTI5_6a08c93c-5bb1-4bc5-acc7-79f8fbb2de30">three</span> and four years or cliff vest after four years. Vesting is accelerated in certain circumstances, including upon retirement. Restricted stock awards granted to members of the Board of Directors are issued and outstanding upon grant and carry the same voting and dividend rights of unrestricted outstanding common stock. Restricted stock units are not issued or outstanding upon grant and do not provide for voting or dividend rights. Certain restricted stock unit award recipients are eligible to receive dividend equivalent payments during the vesting period, subject to forfeiture under the terms of the agreement.</span></div><div style="margin-bottom:6pt"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:9pt;font-weight:400;line-height:120%">The grant date fair value of each stock award is determined based on the market price of our common stock on the date of grant adjusted to exclude the value of dividends for those awards that do not receive dividend or dividend equivalent payments during the vesting period.</span></div><div style="margin-bottom:3pt"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:9pt;font-weight:400;line-height:120%">The following is a summary of stock award activity for the three months ended March&#160;31, 2021:</span><table style="border-collapse:collapse;display:inline-table;margin-bottom:5pt;vertical-align:text-bottom;width:98.888%"><tr><td style="width:1.0%"/><td style="width:73.619%"/><td style="width:0.1%"/><td style="width:1.0%"/><td style="width:9.574%"/><td style="width:0.1%"/><td style="width:0.1%"/><td style="width:1.625%"/><td style="width:0.1%"/><td style="width:1.0%"/><td style="width:11.682%"/><td style="width:0.1%"/></tr><tr><td colspan="3" style="padding:0 1pt"/><td colspan="3" style="padding:2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-style:italic;font-weight:700;line-height:120%">Shares</span></td><td colspan="3" style="padding:0 1pt"/><td colspan="3" style="padding:2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-style:italic;font-weight:700;line-height:120%">Weighted Average<br/>Grant-Date<br/>Fair Value</span></td></tr><tr style="height:3pt"><td colspan="3" style="border-top:1pt solid #000000;padding:0 1pt"/><td colspan="3" style="border-top:1pt solid #000000;padding:0 1pt"/><td colspan="3" style="border-top:1pt solid #000000;padding:0 1pt"/><td colspan="3" style="border-top:1pt solid #000000;padding:0 1pt"/></tr><tr><td colspan="3" style="background-color:#dbdbdb;padding:2px 1pt;text-align:left;vertical-align:bottom"><div><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">Nonvested, January 1, 2021</span></div></td><td colspan="2" style="background-color:#dbdbdb;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">128,664&#160;</span></td><td style="background-color:#dbdbdb;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/><td colspan="3" style="background-color:#dbdbdb;padding:0 1pt"/><td style="background-color:#dbdbdb;padding:2px 0 2px 1pt;text-align:left;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">$</span></td><td style="background-color:#dbdbdb;padding:2px 0;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">44.30&#160;</span></td><td style="background-color:#dbdbdb;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/></tr><tr><td colspan="3" style="background-color:#ffffff;padding:2px 1pt 2px 7pt;text-align:left;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">Granted</span></td><td colspan="2" style="background-color:#ffffff;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">21,600&#160;</span></td><td style="background-color:#ffffff;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/><td colspan="3" style="background-color:#ffffff;padding:0 1pt"/><td colspan="2" style="background-color:#ffffff;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">42.35&#160;</span></td><td style="background-color:#ffffff;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/></tr><tr><td colspan="3" style="background-color:#dbdbdb;padding:2px 1pt 2px 7pt;text-align:left;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">Vested</span></td><td colspan="2" style="background-color:#dbdbdb;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">(16,800)</span></td><td style="background-color:#dbdbdb;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/><td colspan="3" style="background-color:#dbdbdb;padding:0 1pt"/><td colspan="2" style="background-color:#dbdbdb;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">45.93&#160;</span></td><td style="background-color:#dbdbdb;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/></tr><tr><td colspan="3" style="background-color:#ffffff;padding:2px 1pt 2px 7pt;text-align:left;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">Forfeited</span></td><td colspan="2" style="background-color:#ffffff;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">&#8212;&#160;</span></td><td style="background-color:#ffffff;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/><td colspan="3" style="background-color:#ffffff;padding:0 1pt"/><td colspan="2" style="background-color:#ffffff;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%">&#8212;&#160;</span></td><td style="background-color:#ffffff;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/></tr><tr><td colspan="3" style="background-color:#dbdbdb;border-top:1pt solid #000000;padding:2px 1pt;text-align:left;vertical-align:bottom"><div><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">Nonvested, March&#160;31, 2021</span></div></td><td colspan="2" style="background-color:#dbdbdb;border-top:1pt solid #000000;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">133,464&#160;</span></td><td style="background-color:#dbdbdb;border-top:1pt solid #000000;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/><td colspan="3" style="background-color:#dbdbdb;border-top:1pt solid #000000;padding:0 1pt"/><td style="background-color:#dbdbdb;border-top:1pt solid #000000;padding:2px 0 2px 1pt;text-align:left;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">$</span></td><td style="background-color:#dbdbdb;border-top:1pt solid #000000;padding:2px 0;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">43.78&#160;</span></td><td style="background-color:#dbdbdb;border-top:1pt solid #000000;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/></tr></table></div><div style="margin-bottom:6pt"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:9pt;font-weight:400;line-height:120%">The fair value of vested awards was $0.7&#160;million and $1.3&#160;million during the three months ended March&#160;31, 2021 and 2020. </span></div><div style="margin-bottom:6pt;text-indent:18pt"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:9pt;font-weight:700;line-height:120%">Stock Performance Awards. </span><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:9pt;font-weight:400;line-height:120%">Stock performance awards are granted to executive officers and certain other key employees. The awards vest at the end of a three-year performance period. The number of common shares awarded, if any, at the end of the performance period ranges from zero to 150% of the target amount based on two performance measures: i) total shareholder return relative to a peer group and ii) return on equity. The awards have no voting or dividend rights during the vesting period. Vesting of the awards is accelerated in certain circumstances, including on retirement. The amount of common shares awarded on an accelerated vesting is based either on actual performance at the end of the performance period or the amount of common shares earned at target.</span></div><div style="margin-bottom:3pt"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:9pt;font-weight:400;line-height:120%">The grant date fair value of stock performance awards granted during the three months ended March&#160;31, 2021 and 2020 was determined using a Monte Carlo fair value simulation model incorporating the following assumptions:</span></div><div><table style="border-collapse:collapse;display:inline-table;margin-bottom:5pt;vertical-align:text-bottom;width:100.000%"><tr><td style="width:1.0%"/><td style="width:76.816%"/><td style="width:0.1%"/><td style="width:1.0%"/><td style="width:9.038%"/><td style="width:0.1%"/><td style="width:0.1%"/><td style="width:1.605%"/><td style="width:0.1%"/><td style="width:1.0%"/><td style="width:9.041%"/><td style="width:0.1%"/></tr><tr><td colspan="3" style="padding:0 1pt"/><td colspan="3" style="padding:2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-style:italic;font-weight:700;line-height:100%">2021</span></td><td colspan="3" style="padding:0 1pt"/><td colspan="3" style="padding:2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-style:italic;font-weight:700;line-height:100%">2020</span></td></tr><tr style="height:3pt"><td colspan="3" style="border-top:1pt solid #000000;padding:0 1pt"/><td colspan="3" style="border-top:1pt solid #000000;padding:0 1pt"/><td colspan="3" style="border-top:1pt solid #000000;padding:0 1pt"/><td colspan="3" style="border-top:1pt solid #000000;padding:0 1pt"/></tr><tr><td colspan="3" style="background-color:#dbdbdb;padding:2px 1pt;text-align:left;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%">Risk-free interest rate</span></td><td colspan="2" style="background-color:#dbdbdb;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:100%">0.18</span><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%">&#160;</span></td><td style="background-color:#dbdbdb;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:100%">%</span></td><td colspan="3" style="background-color:#dbdbdb;padding:0 1pt"/><td colspan="2" style="background-color:#dbdbdb;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%">1.42&#160;</span></td><td style="background-color:#dbdbdb;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%">%</span></td></tr><tr><td colspan="3" style="background-color:#ffffff;padding:2px 1pt;text-align:left;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%">Expected term (in years)</span></td><td colspan="3" style="background-color:#ffffff;padding:2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:100%">3.00</span></td><td colspan="3" style="background-color:#ffffff;padding:0 1pt"/><td colspan="3" style="background-color:#ffffff;padding:2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%">3.00</span></td></tr><tr><td colspan="3" style="background-color:#dbdbdb;padding:2px 1pt;text-align:left;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%">Expected volatility</span></td><td colspan="2" style="background-color:#dbdbdb;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:100%">32.00</span><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%">&#160;</span></td><td style="background-color:#dbdbdb;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:100%">%</span></td><td colspan="3" style="background-color:#dbdbdb;padding:0 1pt"/><td colspan="2" style="background-color:#dbdbdb;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%">19.00&#160;</span></td><td style="background-color:#dbdbdb;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%">%</span></td></tr><tr><td colspan="3" style="background-color:#ffffff;padding:2px 1pt;text-align:left;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%">Dividend yield</span></td><td colspan="2" style="background-color:#ffffff;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:100%">3.60</span><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%">&#160;</span></td><td style="background-color:#ffffff;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:100%">%</span></td><td colspan="3" style="background-color:#ffffff;padding:0 1pt"/><td colspan="2" style="background-color:#ffffff;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%">2.80&#160;</span></td><td style="background-color:#ffffff;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%">%</span></td></tr><tr style="height:3pt"><td colspan="3" style="border-bottom:1pt solid #000;padding:0 1pt"/><td colspan="3" style="border-bottom:1pt solid #000;padding:0 1pt"/><td colspan="3" style="border-bottom:1pt solid #000;padding:0 1pt"/><td colspan="3" style="border-bottom:1pt solid #000;padding:0 1pt"/></tr></table></div><div style="margin-bottom:6pt;margin-top:6pt"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:9pt;font-weight:400;line-height:120%">The risk-free interest rate was derived from yields on U.S. government bonds of a similar term. The expected term of the award is equal to the three-year performance period. Expected volatility was estimated based on actual historical volatility of our common stock. Dividend yield was estimated based on historic and future yield estimates.</span></div><div style="margin-bottom:3pt"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:9pt;font-weight:400;line-height:120%">The following is a summary of stock performance award activity for the three months ended March&#160;31, 2021 (share amounts reflect awards at target):</span><table style="border-collapse:collapse;display:inline-table;margin-bottom:5pt;vertical-align:text-bottom;width:100.000%"><tr><td style="width:1.0%"/><td style="width:73.205%"/><td style="width:0.1%"/><td style="width:1.0%"/><td style="width:9.455%"/><td style="width:0.1%"/><td style="width:0.1%"/><td style="width:2.022%"/><td style="width:0.1%"/><td style="width:1.0%"/><td style="width:11.818%"/><td style="width:0.1%"/></tr><tr><td colspan="3" style="padding:2px 1pt;text-align:left;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">&#160;</span></td><td colspan="3" style="padding:2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-style:italic;font-weight:700;line-height:120%">Shares</span></td><td colspan="3" style="padding:0 1pt"/><td colspan="3" style="padding:2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-style:italic;font-weight:700;line-height:120%">Weighted Average<br/>Grant-Date<br/>Fair Value</span></td></tr><tr style="height:3pt"><td colspan="3" style="border-top:1pt solid #000;padding:0 1pt"/><td colspan="3" style="border-top:1pt solid #000;padding:0 1pt"/><td colspan="3" style="border-top:1pt solid #000;padding:0 1pt"/><td colspan="3" style="border-top:1pt solid #000;padding:0 1pt"/></tr><tr><td colspan="3" style="background-color:#dbdbdb;padding:2px 1pt;text-align:left;vertical-align:bottom"><div><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">Nonvested, January 1, 2021</span></div></td><td colspan="2" style="background-color:#dbdbdb;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">164,600&#160;</span></td><td style="background-color:#dbdbdb;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/><td colspan="3" style="background-color:#dbdbdb;padding:0 1pt"/><td style="background-color:#dbdbdb;padding:2px 0 2px 1pt;text-align:left;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">$</span></td><td style="background-color:#dbdbdb;padding:2px 0;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">42.32&#160;</span></td><td style="background-color:#dbdbdb;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/></tr><tr><td colspan="3" style="background-color:#ffffff;padding:2px 1pt 2px 7pt;text-align:left;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">Granted</span></td><td colspan="2" style="background-color:#ffffff;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">79,000&#160;</span></td><td style="background-color:#ffffff;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/><td colspan="3" style="background-color:#ffffff;padding:0 1pt"/><td colspan="2" style="background-color:#ffffff;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">38.34&#160;</span></td><td style="background-color:#ffffff;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/></tr><tr><td colspan="3" style="background-color:#dbdbdb;padding:2px 1pt 2px 7pt;text-align:left;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">Vested</span></td><td colspan="2" style="background-color:#dbdbdb;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">(54,000)</span></td><td style="background-color:#dbdbdb;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/><td colspan="3" style="background-color:#dbdbdb;padding:0 1pt"/><td colspan="2" style="background-color:#dbdbdb;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">35.73&#160;</span></td><td style="background-color:#dbdbdb;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/></tr><tr><td colspan="3" style="background-color:#ffffff;padding:2px 1pt 2px 7pt;text-align:left;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">Forfeited</span></td><td colspan="2" style="background-color:#ffffff;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">&#8212;&#160;</span></td><td style="background-color:#ffffff;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/><td colspan="3" style="background-color:#ffffff;padding:0 1pt"/><td colspan="2" style="background-color:#ffffff;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%">&#8212;&#160;</span></td><td style="background-color:#ffffff;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/></tr><tr><td colspan="3" style="background-color:#dbdbdb;border-top:1pt solid #000000;padding:2px 1pt;text-align:left;vertical-align:bottom"><div><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">Nonvested, March&#160;31, 2021</span></div></td><td colspan="2" style="background-color:#dbdbdb;border-top:1pt solid #000000;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">189,600&#160;</span></td><td style="background-color:#dbdbdb;border-top:1pt solid #000000;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/><td colspan="3" style="background-color:#dbdbdb;border-top:1pt solid #000000;padding:0 1pt"/><td style="background-color:#dbdbdb;border-top:1pt solid #000000;padding:2px 0 2px 1pt;text-align:left;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">$</span></td><td style="background-color:#dbdbdb;border-top:1pt solid #000000;padding:2px 0;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">42.54&#160;</span></td><td style="background-color:#dbdbdb;border-top:1pt solid #000000;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/></tr></table></div>The fair value of vested awards was $2.5&#160;million and $3.4&#160;million during the three months ended March&#160;31, 2021 and 2020.<span></span>
</td>
</tr>
</table>
<div style="display: none;">
<table border="0" cellpadding="0" cellspacing="0" class="authRefData" style="display: none;" id="defref_us-gaap_DisclosureOfCompensationRelatedCostsShareBasedPaymentsTextBlock">
<tr><td class="hide"><a style="color: white;" href="javascript:void(0);" onclick="top.Show.hideAR();">X</a></td></tr>
<tr><td><div class="body" style="padding: 2px;">
<a href="javascript:void(0);" onclick="top.Show.toggleNext( this );">- Definition</a><div><p>The entire disclosure for share-based payment arrangement.</p></div>
<a href="javascript:void(0);" onclick="top.Show.toggleNext( this );">+ References</a><div style="display: none;"><p>Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef<br> -Publisher FASB<br> -Name Accounting Standards Codification<br> -Topic 718<br> -URI http://asc.fasb.org/topic&amp;trid=2228938<br></p></div>
<a href="javascript:void(0);" onclick="top.Show.toggleNext( this );">+ Details</a><div style="display: none;"><table border="0" cellpadding="0" cellspacing="0">
<tr>
<td><strong> Name:</strong></td>
<td style="white-space:nowrap;">us-gaap_DisclosureOfCompensationRelatedCostsShareBasedPaymentsTextBlock</td>
</tr>
<tr>
<td style="padding-right: 4px;white-space:nowrap;"><strong> Namespace Prefix:</strong></td>
<td>us-gaap_</td>
</tr>
<tr>
<td><strong> Data Type:</strong></td>
<td>nonnum:textBlockItemType</td>
</tr>
<tr>
<td><strong> Balance Type:</strong></td>
<td>na</td>
</tr>
<tr>
<td><strong> Period Type:</strong></td>
<td>duration</td>
</tr>
</table></div>
</div></td></tr>
</table>
<table border="0" cellpadding="0" cellspacing="0" class="authRefData" style="display: none;" id="defref_us-gaap_DisclosureOfCompensationRelatedCostsSharebasedPaymentsAbstract">
<tr><td class="hide"><a style="color: white;" href="javascript:void(0);" onclick="top.Show.hideAR();">X</a></td></tr>
<tr><td><div class="body" style="padding: 2px;">
<a href="javascript:void(0);" onclick="top.Show.toggleNext( this );">- References</a><div><p>No definition available.</p></div>
<a href="javascript:void(0);" onclick="top.Show.toggleNext( this );">+ Details</a><div style="display: none;"><table border="0" cellpadding="0" cellspacing="0">
<tr>
<td><strong> Name:</strong></td>
<td style="white-space:nowrap;">us-gaap_DisclosureOfCompensationRelatedCostsSharebasedPaymentsAbstract</td>
</tr>
<tr>
<td style="padding-right: 4px;white-space:nowrap;"><strong> Namespace Prefix:</strong></td>
<td>us-gaap_</td>
</tr>
<tr>
<td><strong> Data Type:</strong></td>
<td>xbrli:stringItemType</td>
</tr>
<tr>
<td><strong> Balance Type:</strong></td>
<td>na</td>
</tr>
<tr>
<td><strong> Period Type:</strong></td>
<td>duration</td>
</tr>
</table></div>
</div></td></tr>
</table>
</div>
</body>
</html>
</TEXT>
</DOCUMENT>
<DOCUMENT>
<TYPE>XML
<SEQUENCE>31
<FILENAME>R20.htm
<DESCRIPTION>IDEA: XBRL DOCUMENT
<TEXT>
<html>
<head>
<title></title>
<link rel="stylesheet" type="text/css" href="report.css">
<script type="text/javascript" src="Show.js">/* Do Not Remove This Comment */</script><script type="text/javascript">
							function toggleNextSibling (e) {
							if (e.nextSibling.style.display=='none') {
							e.nextSibling.style.display='block';
							} else { e.nextSibling.style.display='none'; }
							}</script>
</head>
<body>
<span style="display: none;">v3.21.1</span><table class="report" border="0" cellspacing="2" id="idm140348368368120">
<tr>
<th class="tl" colspan="1" rowspan="2"><div style="width: 200px;"><strong>Earnings Per Share<br></strong></div></th>
<th class="th" colspan="1">3 Months Ended</th>
</tr>
<tr><th class="th"><div>Mar. 31, 2021</div></th></tr>
<tr class="re">
<td class="pl " style="border-bottom: 0px;" valign="top"><a class="a" href="javascript:void(0);" onclick="top.Show.showAR( this, 'defref_us-gaap_EarningsPerShareAbstract', window );"><strong>Earnings Per Share [Abstract]</strong></a></td>
<td class="text">&#160;<span></span>
</td>
</tr>
<tr class="ro">
<td class="pl " style="border-bottom: 0px;" valign="top"><a class="a" href="javascript:void(0);" onclick="top.Show.showAR( this, 'defref_us-gaap_EarningsPerShareTextBlock', window );">Earnings Per Share</a></td>
<td class="text">Earnings Per Share<div style="margin-bottom:3pt"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:9pt;font-weight:400;line-height:120%">The numerator used in the calculation of both basic and diluted earnings per common share is net income. The denominator used in the calculation of basic earnings per common share is the weighted average number of common shares outstanding during the period. The denominator used in the calculation of diluted earnings per common share is derived by adjusting basic shares outstanding for the dilutive effect of potential common shares outstanding, which consist of time and performance based stock awards and employee stock purchase plan shares.</span></div><div style="margin-bottom:3pt"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:9pt;font-weight:400;line-height:120%">The following includes the computation of the denominator for basic and diluted weighted-average shares outstanding for the three months ended March&#160;31, 2021 and 2020: </span></div><div style="margin-bottom:6pt"><table style="border-collapse:collapse;display:inline-table;margin-bottom:5pt;vertical-align:text-bottom;width:100.000%"><tr><td style="width:1.0%"/><td style="width:74.872%"/><td style="width:0.1%"/><td style="width:1.0%"/><td style="width:10.011%"/><td style="width:0.1%"/><td style="width:0.1%"/><td style="width:1.605%"/><td style="width:0.1%"/><td style="width:1.0%"/><td style="width:10.012%"/><td style="width:0.1%"/><td colspan="3" style="display:none"/><td colspan="3" style="display:none"/><td colspan="3" style="display:none"/><td colspan="3" style="display:none"/></tr><tr><td colspan="3" style="display:none"/><td colspan="3" style="display:none"/><td colspan="3" style="display:none"/><td colspan="3" style="display:none"/></tr><tr><td colspan="3" style="padding:2px 1pt;text-align:left;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-style:italic;font-weight:700;line-height:120%">(in thousands)</span></td><td colspan="3" style="padding:2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-style:italic;font-weight:700;line-height:120%">2021</span></td><td colspan="3" style="padding:0 1pt"/><td colspan="3" style="padding:2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-style:italic;font-weight:700;line-height:120%">2020</span></td><td colspan="3" style="display:none"/><td colspan="3" style="display:none"/><td colspan="3" style="display:none"/><td colspan="3" style="display:none"/></tr><tr style="height:3pt"><td colspan="3" style="border-top:1pt solid #000;padding:0 1pt"/><td colspan="3" style="border-top:1pt solid #000;padding:0 1pt"/><td colspan="3" style="border-top:1pt solid #000;padding:0 1pt"/><td colspan="3" style="border-top:1pt solid #000;padding:0 1pt"/><td colspan="3" style="display:none"/><td colspan="3" style="display:none"/><td colspan="3" style="display:none"/><td colspan="3" style="display:none"/></tr><tr><td colspan="3" style="background-color:#dbdbdb;padding:2px 1pt;text-align:left;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:120%">Weighted Average Common Shares Outstanding &#8211; Basic</span></td><td colspan="2" style="background-color:#dbdbdb;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:120%">41,455</span><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">&#160;</span></td><td style="background-color:#dbdbdb;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/><td colspan="3" style="background-color:#dbdbdb;padding:0 1pt"/><td colspan="2" style="background-color:#dbdbdb;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">40,217&#160;</span></td><td style="background-color:#dbdbdb;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/><td colspan="3" style="display:none"/><td colspan="3" style="display:none"/><td colspan="3" style="display:none"/><td colspan="3" style="display:none"/></tr><tr><td colspan="3" style="background-color:#ffffff;padding:2px 1pt;text-align:left;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">Effect of Dilutive Securities:</span></td><td colspan="3" style="background-color:#ffffff;padding:0 1pt"/><td colspan="3" style="background-color:#ffffff;padding:0 1pt"/><td colspan="3" style="background-color:#ffffff;padding:0 1pt"/><td colspan="3" style="display:none"/><td colspan="3" style="display:none"/><td colspan="3" style="display:none"/><td colspan="3" style="display:none"/></tr><tr><td colspan="3" style="background-color:#dbdbdb;padding:2px 1pt 2px 7.75pt;text-align:left;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">Stock Performance Awards</span></td><td colspan="2" style="background-color:#dbdbdb;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:120%">143</span><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">&#160;</span></td><td style="background-color:#dbdbdb;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/><td colspan="3" style="background-color:#dbdbdb;padding:0 1pt"/><td colspan="2" style="background-color:#dbdbdb;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">126&#160;</span></td><td style="background-color:#dbdbdb;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/><td colspan="3" style="display:none"/><td colspan="3" style="display:none"/><td colspan="3" style="display:none"/><td colspan="3" style="display:none"/></tr><tr><td colspan="3" style="background-color:#ffffff;padding:2px 1pt 2px 7.75pt;text-align:left;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">Stock Awards</span></td><td colspan="2" style="background-color:#ffffff;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:120%">85</span><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">&#160;</span></td><td style="background-color:#ffffff;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/><td colspan="3" style="background-color:#ffffff;padding:0 1pt"/><td colspan="2" style="background-color:#ffffff;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">83&#160;</span></td><td style="background-color:#ffffff;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/><td colspan="3" style="display:none"/><td colspan="3" style="display:none"/><td colspan="3" style="display:none"/><td colspan="3" style="display:none"/></tr><tr><td colspan="3" style="background-color:#dbdbdb;padding:2px 1pt 2px 7.75pt;text-align:left;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">Employee Stock Purchase Plan Shares and Other</span></td><td colspan="2" style="background-color:#dbdbdb;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:120%">17</span><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">&#160;</span></td><td style="background-color:#dbdbdb;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/><td colspan="3" style="background-color:#dbdbdb;padding:0 1pt"/><td colspan="2" style="background-color:#dbdbdb;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">18&#160;</span></td><td style="background-color:#dbdbdb;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/><td colspan="3" style="display:none"/><td colspan="3" style="display:none"/><td colspan="3" style="display:none"/><td colspan="3" style="display:none"/></tr><tr><td colspan="3" style="background-color:#ffffff;border-top:1pt solid #000;padding:2px 1pt;text-align:left;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">Dilutive Effect of Potential Common Shares</span></td><td colspan="2" style="background-color:#ffffff;border-top:1pt solid #000;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:120%">245</span><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">&#160;</span></td><td style="background-color:#ffffff;border-top:1pt solid #000;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/><td colspan="3" style="background-color:#ffffff;border-top:1pt solid #000;padding:0 1pt"/><td colspan="2" style="background-color:#ffffff;border-top:1pt solid #000;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">227&#160;</span></td><td style="background-color:#ffffff;border-top:1pt solid #000;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/><td colspan="3" style="display:none"/><td colspan="3" style="display:none"/><td colspan="3" style="display:none"/><td colspan="3" style="display:none"/></tr><tr><td colspan="3" style="background-color:#dbdbdb;border-top:1pt solid #000;padding:2px 1pt;text-align:left;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:120%">Weighted Average Common Shares Outstanding &#8211; Diluted</span></td><td colspan="2" style="background-color:#dbdbdb;border-top:1pt solid #000;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:120%">41,700</span><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">&#160;</span></td><td style="background-color:#dbdbdb;border-top:1pt solid #000;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/><td colspan="3" style="background-color:#dbdbdb;border-top:1pt solid #000;padding:0 1pt"/><td colspan="2" style="background-color:#dbdbdb;border-top:1pt solid #000;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">40,444&#160;</span></td><td style="background-color:#dbdbdb;border-top:1pt solid #000;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/><td colspan="3" style="display:none"/><td colspan="3" style="display:none"/><td colspan="3" style="display:none"/><td colspan="3" style="display:none"/></tr></table></div><div style="margin-bottom:6pt"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:9pt;font-weight:400;line-height:120%">The amount of shares excluded from diluted weighted-average common shares outstanding because such shares were anti-dilutive was not material for the three months ended March&#160;31, 2021 and 2020.</span></div><span></span>
</td>
</tr>
</table>
<div style="display: none;">
<table border="0" cellpadding="0" cellspacing="0" class="authRefData" style="display: none;" id="defref_us-gaap_EarningsPerShareAbstract">
<tr><td class="hide"><a style="color: white;" href="javascript:void(0);" onclick="top.Show.hideAR();">X</a></td></tr>
<tr><td><div class="body" style="padding: 2px;">
<a href="javascript:void(0);" onclick="top.Show.toggleNext( this );">- References</a><div><p>No definition available.</p></div>
<a href="javascript:void(0);" onclick="top.Show.toggleNext( this );">+ Details</a><div style="display: none;"><table border="0" cellpadding="0" cellspacing="0">
<tr>
<td><strong> Name:</strong></td>
<td style="white-space:nowrap;">us-gaap_EarningsPerShareAbstract</td>
</tr>
<tr>
<td style="padding-right: 4px;white-space:nowrap;"><strong> Namespace Prefix:</strong></td>
<td>us-gaap_</td>
</tr>
<tr>
<td><strong> Data Type:</strong></td>
<td>xbrli:stringItemType</td>
</tr>
<tr>
<td><strong> Balance Type:</strong></td>
<td>na</td>
</tr>
<tr>
<td><strong> Period Type:</strong></td>
<td>duration</td>
</tr>
</table></div>
</div></td></tr>
</table>
<table border="0" cellpadding="0" cellspacing="0" class="authRefData" style="display: none;" id="defref_us-gaap_EarningsPerShareTextBlock">
<tr><td class="hide"><a style="color: white;" href="javascript:void(0);" onclick="top.Show.hideAR();">X</a></td></tr>
<tr><td><div class="body" style="padding: 2px;">
<a href="javascript:void(0);" onclick="top.Show.toggleNext( this );">- Definition</a><div><p>The entire disclosure for earnings per share.</p></div>
<a href="javascript:void(0);" onclick="top.Show.toggleNext( this );">+ References</a><div style="display: none;"><p>Reference 1: http://www.xbrl.org/2003/role/disclosureRef<br> -Publisher FASB<br> -Name Accounting Standards Codification<br> -Topic 260<br> -SubTopic 10<br> -Section 50<br> -Paragraph 3<br> -URI http://asc.fasb.org/extlink&amp;oid=109243012&amp;loc=SL65017193-207537<br><br>Reference 2: http://www.xbrl.org/2003/role/disclosureRef<br> -Publisher FASB<br> -Name Accounting Standards Codification<br> -Topic 260<br> -SubTopic 10<br> -Section 50<br> -Paragraph 1<br> -Subparagraph (c)<br> -URI http://asc.fasb.org/extlink&amp;oid=6371337&amp;loc=d3e3550-109257<br><br>Reference 3: http://www.xbrl.org/2003/role/disclosureRef<br> -Publisher FASB<br> -Name Accounting Standards Codification<br> -Topic 260<br> -URI http://asc.fasb.org/topic&amp;trid=2144383<br><br>Reference 4: http://www.xbrl.org/2003/role/disclosureRef<br> -Publisher FASB<br> -Name Accounting Standards Codification<br> -Topic 260<br> -SubTopic 10<br> -Section 50<br> -Paragraph 2<br> -URI http://asc.fasb.org/extlink&amp;oid=6371337&amp;loc=d3e3630-109257<br></p></div>
<a href="javascript:void(0);" onclick="top.Show.toggleNext( this );">+ Details</a><div style="display: none;"><table border="0" cellpadding="0" cellspacing="0">
<tr>
<td><strong> Name:</strong></td>
<td style="white-space:nowrap;">us-gaap_EarningsPerShareTextBlock</td>
</tr>
<tr>
<td style="padding-right: 4px;white-space:nowrap;"><strong> Namespace Prefix:</strong></td>
<td>us-gaap_</td>
</tr>
<tr>
<td><strong> Data Type:</strong></td>
<td>nonnum:textBlockItemType</td>
</tr>
<tr>
<td><strong> Balance Type:</strong></td>
<td>na</td>
</tr>
<tr>
<td><strong> Period Type:</strong></td>
<td>duration</td>
</tr>
</table></div>
</div></td></tr>
</table>
</div>
</body>
</html>
</TEXT>
</DOCUMENT>
<DOCUMENT>
<TYPE>XML
<SEQUENCE>32
<FILENAME>R21.htm
<DESCRIPTION>IDEA: XBRL DOCUMENT
<TEXT>
<html>
<head>
<title></title>
<link rel="stylesheet" type="text/css" href="report.css">
<script type="text/javascript" src="Show.js">/* Do Not Remove This Comment */</script><script type="text/javascript">
							function toggleNextSibling (e) {
							if (e.nextSibling.style.display=='none') {
							e.nextSibling.style.display='block';
							} else { e.nextSibling.style.display='none'; }
							}</script>
</head>
<body>
<span style="display: none;">v3.21.1</span><table class="report" border="0" cellspacing="2" id="idm140348367881480">
<tr>
<th class="tl" colspan="1" rowspan="2"><div style="width: 200px;"><strong>Fair Value Measurements<br></strong></div></th>
<th class="th" colspan="1">3 Months Ended</th>
</tr>
<tr><th class="th"><div>Mar. 31, 2021</div></th></tr>
<tr class="re">
<td class="pl " style="border-bottom: 0px;" valign="top"><a class="a" href="javascript:void(0);" onclick="top.Show.showAR( this, 'defref_us-gaap_FairValueDisclosuresAbstract', window );"><strong>Fair Value Disclosures [Abstract]</strong></a></td>
<td class="text">&#160;<span></span>
</td>
</tr>
<tr class="ro">
<td class="pl " style="border-bottom: 0px;" valign="top"><a class="a" href="javascript:void(0);" onclick="top.Show.showAR( this, 'defref_us-gaap_FairValueDisclosuresTextBlock', window );">Fair Value Measurements</a></td>
<td class="text">Fair Value Measurements<div style="margin-bottom:3pt"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:9pt;font-weight:400;line-height:120%">The following tables present our assets measured at fair value on a recurring basis as of March&#160;31, 2021 and December&#160;31, 2020 classified by the input method used to measure fair value:</span><table style="border-collapse:collapse;display:inline-table;margin-bottom:5pt;vertical-align:text-bottom;width:100.000%"><tr><td style="width:1.0%"/><td style="width:61.955%"/><td style="width:0.1%"/><td style="width:1.0%"/><td style="width:10.011%"/><td style="width:0.1%"/><td style="width:0.1%"/><td style="width:1.605%"/><td style="width:0.1%"/><td style="width:1.0%"/><td style="width:10.011%"/><td style="width:0.1%"/><td style="width:0.1%"/><td style="width:1.605%"/><td style="width:0.1%"/><td style="width:1.0%"/><td style="width:10.013%"/><td style="width:0.1%"/></tr><tr><td colspan="3" style="padding:0 1pt"/><td colspan="3" style="padding:2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-style:italic;font-weight:700;line-height:120%">Level 1</span></td><td colspan="3" style="padding:0 1pt"/><td colspan="3" style="padding:2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-style:italic;font-weight:700;line-height:120%">Level 2</span></td><td colspan="3" style="padding:0 1pt"/><td colspan="3" style="padding:2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-style:italic;font-weight:700;line-height:120%">Level 3</span></td></tr><tr style="height:3pt"><td colspan="3" style="border-top:1pt solid #000;padding:0 1pt"/><td colspan="3" style="border-top:1pt solid #000;padding:0 1pt"/><td colspan="3" style="border-top:1pt solid #000;padding:0 1pt"/><td colspan="3" style="border-top:1pt solid #000;padding:0 1pt"/><td colspan="3" style="border-top:1pt solid #000;padding:0 1pt"/><td colspan="3" style="border-top:1pt solid #000;padding:0 1pt"/></tr><tr><td colspan="3" style="background-color:#dbdbdb;padding:2px 1pt;text-align:left;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:100%">March 31, 2021</span></td><td colspan="3" style="background-color:#dbdbdb;padding:0 1pt"/><td colspan="3" style="background-color:#dbdbdb;padding:0 1pt"/><td colspan="3" style="background-color:#dbdbdb;padding:0 1pt"/><td colspan="3" style="background-color:#dbdbdb;padding:0 1pt"/><td colspan="3" style="background-color:#dbdbdb;padding:0 1pt"/></tr><tr><td colspan="3" style="background-color:#ffffff;border-top:1pt solid #000;padding:2px 1pt;text-align:left;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">Investments:</span></td><td colspan="3" style="background-color:#ffffff;border-top:1pt solid #000;padding:0 1pt"/><td colspan="3" style="background-color:#ffffff;border-top:1pt solid #000;padding:0 1pt"/><td colspan="3" style="background-color:#ffffff;border-top:1pt solid #000;padding:0 1pt"/><td colspan="3" style="background-color:#ffffff;border-top:1pt solid #000;padding:0 1pt"/><td colspan="3" style="background-color:#ffffff;border-top:1pt solid #000;padding:0 1pt"/></tr><tr><td colspan="3" style="background-color:#dbdbdb;padding:2px 1pt 2px 7pt;text-align:left;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">Money Market Funds</span></td><td style="background-color:#dbdbdb;padding:2px 0 2px 1pt;text-align:left;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:120%">$</span></td><td style="background-color:#dbdbdb;padding:2px 0;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:120%">1,862</span><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">&#160;</span></td><td style="background-color:#dbdbdb;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/><td colspan="3" style="background-color:#dbdbdb;padding:0 1pt"/><td style="background-color:#dbdbdb;padding:2px 0 2px 1pt;text-align:left;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">$</span></td><td style="background-color:#dbdbdb;padding:2px 0;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">&#8212;&#160;</span></td><td style="background-color:#dbdbdb;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/><td colspan="3" style="background-color:#dbdbdb;padding:0 1pt"/><td style="background-color:#dbdbdb;padding:2px 0 2px 1pt;text-align:left;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">$</span></td><td style="background-color:#dbdbdb;padding:2px 0;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">&#8212;&#160;</span></td><td style="background-color:#dbdbdb;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/></tr><tr><td colspan="3" style="background-color:#ffffff;padding:2px 1pt 2px 7pt;text-align:left;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">Mutual Funds</span></td><td colspan="2" style="background-color:#ffffff;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:120%">5,141</span><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">&#160;</span></td><td style="background-color:#ffffff;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/><td colspan="3" style="background-color:#ffffff;padding:0 1pt"/><td colspan="2" style="background-color:#ffffff;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">&#8212;&#160;</span></td><td style="background-color:#ffffff;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/><td colspan="3" style="background-color:#ffffff;padding:0 1pt"/><td colspan="2" style="background-color:#ffffff;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">&#8212;&#160;</span></td><td style="background-color:#ffffff;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/></tr><tr><td colspan="3" style="background-color:#dbdbdb;padding:2px 1pt 2px 7pt;text-align:left;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">Corporate Debt Securities</span></td><td colspan="2" style="background-color:#dbdbdb;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%">&#8212;&#160;</span></td><td style="background-color:#dbdbdb;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/><td colspan="3" style="background-color:#dbdbdb;padding:0 1pt"/><td colspan="2" style="background-color:#dbdbdb;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:120%">2,401</span><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">&#160;</span></td><td style="background-color:#dbdbdb;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/><td colspan="3" style="background-color:#dbdbdb;padding:0 1pt"/><td colspan="2" style="background-color:#dbdbdb;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%">&#8212;&#160;</span></td><td style="background-color:#dbdbdb;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/></tr><tr><td colspan="3" style="background-color:#ffffff;padding:2px 1pt 2px 7pt;text-align:left;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">Government-Backed and Government-Sponsored Enterprises&#8217; Debt Securities</span></td><td colspan="2" style="background-color:#ffffff;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">&#8212;&#160;</span></td><td style="background-color:#ffffff;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/><td colspan="3" style="background-color:#ffffff;padding:0 1pt"/><td colspan="2" style="background-color:#ffffff;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:120%">6,808</span><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">&#160;</span></td><td style="background-color:#ffffff;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/><td colspan="3" style="background-color:#ffffff;padding:0 1pt"/><td colspan="2" style="background-color:#ffffff;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">&#8212;&#160;</span></td><td style="background-color:#ffffff;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/></tr><tr><td colspan="3" style="background-color:#dbdbdb;border-top:1pt solid #000;padding:2px 1pt;text-align:left;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">Total Assets</span></td><td style="background-color:#dbdbdb;border-top:1pt solid #000;padding:2px 0 2px 1pt;text-align:left;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:120%">$</span></td><td style="background-color:#dbdbdb;border-top:1pt solid #000;padding:2px 0;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:120%">7,003</span><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">&#160;</span></td><td style="background-color:#dbdbdb;border-top:1pt solid #000;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/><td colspan="3" style="background-color:#dbdbdb;border-top:1pt solid #000;padding:0 1pt"/><td style="background-color:#dbdbdb;border-top:1pt solid #000;padding:2px 0 2px 1pt;text-align:left;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:120%">$</span></td><td style="background-color:#dbdbdb;border-top:1pt solid #000;padding:2px 0;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:120%">9,209</span><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">&#160;</span></td><td style="background-color:#dbdbdb;border-top:1pt solid #000;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/><td colspan="3" style="background-color:#dbdbdb;border-top:1pt solid #000;padding:0 1pt"/><td style="background-color:#dbdbdb;border-top:1pt solid #000;padding:2px 0 2px 1pt;text-align:left;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">$</span></td><td style="background-color:#dbdbdb;border-top:1pt solid #000;padding:2px 0;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">&#8212;&#160;</span></td><td style="background-color:#dbdbdb;border-top:1pt solid #000;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/></tr><tr><td colspan="3" style="background-color:#ffffff;padding:2px 1pt;text-align:left;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:100%">December 31, 2020</span></td><td colspan="3" style="background-color:#ffffff;padding:0 1pt"/><td colspan="3" style="background-color:#ffffff;padding:0 1pt"/><td colspan="3" style="background-color:#ffffff;padding:0 1pt"/><td colspan="3" style="background-color:#ffffff;padding:0 1pt"/><td colspan="3" style="background-color:#ffffff;padding:0 1pt"/></tr><tr><td colspan="3" style="background-color:#dbdbdb;border-top:1pt solid #000;padding:2px 1pt;text-align:left;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">Investments:</span></td><td colspan="3" style="background-color:#dbdbdb;border-top:1pt solid #000;padding:0 1pt"/><td colspan="3" style="background-color:#dbdbdb;border-top:1pt solid #000;padding:0 1pt"/><td colspan="3" style="background-color:#dbdbdb;border-top:1pt solid #000;padding:0 1pt"/><td colspan="3" style="background-color:#dbdbdb;border-top:1pt solid #000;padding:0 1pt"/><td colspan="3" style="background-color:#dbdbdb;border-top:1pt solid #000;padding:0 1pt"/></tr><tr><td colspan="3" style="background-color:#ffffff;padding:2px 1pt 2px 7pt;text-align:left;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">Money Market Funds</span></td><td style="background-color:#ffffff;padding:2px 0 2px 1pt;text-align:left;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">$</span></td><td style="background-color:#ffffff;padding:2px 0;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">4,075&#160;</span></td><td style="background-color:#ffffff;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/><td colspan="3" style="background-color:#ffffff;padding:0 1pt"/><td style="background-color:#ffffff;padding:2px 0 2px 1pt;text-align:left;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">$</span></td><td style="background-color:#ffffff;padding:2px 0;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">&#8212;&#160;</span></td><td style="background-color:#ffffff;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/><td colspan="3" style="background-color:#ffffff;padding:0 1pt"/><td style="background-color:#ffffff;padding:2px 0 2px 1pt;text-align:left;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">$</span></td><td style="background-color:#ffffff;padding:2px 0;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">&#8212;&#160;</span></td><td style="background-color:#ffffff;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/></tr><tr><td colspan="3" style="background-color:#dbdbdb;padding:2px 1pt 2px 7pt;text-align:left;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">Mutual Funds</span></td><td colspan="2" style="background-color:#dbdbdb;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">1,662&#160;</span></td><td style="background-color:#dbdbdb;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/><td colspan="3" style="background-color:#dbdbdb;padding:0 1pt"/><td colspan="2" style="background-color:#dbdbdb;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">&#8212;&#160;</span></td><td style="background-color:#dbdbdb;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/><td colspan="3" style="background-color:#dbdbdb;padding:0 1pt"/><td colspan="2" style="background-color:#dbdbdb;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">&#8212;&#160;</span></td><td style="background-color:#dbdbdb;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/></tr><tr><td colspan="3" style="background-color:#ffffff;padding:2px 1pt 2px 7pt;text-align:left;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">Corporate Debt Securities</span></td><td colspan="2" style="background-color:#ffffff;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%">&#8212;&#160;</span></td><td style="background-color:#ffffff;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/><td colspan="3" style="background-color:#ffffff;padding:0 1pt"/><td colspan="2" style="background-color:#ffffff;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">2,627&#160;</span></td><td style="background-color:#ffffff;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/><td colspan="3" style="background-color:#ffffff;padding:0 1pt"/><td colspan="2" style="background-color:#ffffff;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%">&#8212;&#160;</span></td><td style="background-color:#ffffff;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/></tr><tr><td colspan="3" style="background-color:#dbdbdb;padding:2px 1pt 2px 7pt;text-align:left;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">Government-Backed and Government-Sponsored Enterprises&#8217; Debt Securities</span></td><td colspan="2" style="background-color:#dbdbdb;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">&#8212;&#160;</span></td><td style="background-color:#dbdbdb;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/><td colspan="3" style="background-color:#dbdbdb;padding:0 1pt"/><td colspan="2" style="background-color:#dbdbdb;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">6,633&#160;</span></td><td style="background-color:#dbdbdb;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/><td colspan="3" style="background-color:#dbdbdb;padding:0 1pt"/><td colspan="2" style="background-color:#dbdbdb;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">&#8212;&#160;</span></td><td style="background-color:#dbdbdb;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/></tr><tr><td colspan="3" style="background-color:#ffffff;border-top:1pt solid #000;padding:2px 1pt;text-align:left;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">Total Assets</span></td><td style="background-color:#ffffff;border-top:1pt solid #000;padding:2px 0 2px 1pt;text-align:left;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">$</span></td><td style="background-color:#ffffff;border-top:1pt solid #000;padding:2px 0;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">5,737&#160;</span></td><td style="background-color:#ffffff;border-top:1pt solid #000;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/><td colspan="3" style="background-color:#ffffff;border-top:1pt solid #000;padding:0 1pt"/><td style="background-color:#ffffff;border-top:1pt solid #000;padding:2px 0 2px 1pt;text-align:left;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">$</span></td><td style="background-color:#ffffff;border-top:1pt solid #000;padding:2px 0;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">9,260&#160;</span></td><td style="background-color:#ffffff;border-top:1pt solid #000;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/><td colspan="3" style="background-color:#ffffff;border-top:1pt solid #000;padding:0 1pt"/><td style="background-color:#ffffff;border-top:1pt solid #000;padding:2px 0 2px 1pt;text-align:left;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">$</span></td><td style="background-color:#ffffff;border-top:1pt solid #000;padding:2px 0;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">&#8212;&#160;</span></td><td style="background-color:#ffffff;border-top:1pt solid #000;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/></tr></table></div><div style="margin-bottom:6pt"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:9pt;font-weight:400;line-height:120%">The level 2 fair value measurements for Government-Backed and Government-Sponsored Enterprises&#8217; and Corporate Debt Securities are determined on the basis of valuations provided by a third-party pricing service which utilizes industry accepted valuation models and observable market inputs to determine valuation. Some valuations or model inputs used by the pricing service may be based on broker quotes.</span></div><div style="margin-bottom:3pt"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:9pt;font-weight:400;line-height:120%">In addition to assets recorded at fair value on a recurring basis, we also hold financial instruments that are not recorded at fair value in the consolidated balance sheets but for which disclosure of the fair value of these financial instruments is provided. The following reflects the carrying value and estimated fair value of these assets and (liabilities) as of March&#160;31, 2021 and December&#160;31, 2020: </span></div><div style="margin-bottom:3pt"><table style="border-collapse:collapse;display:inline-table;margin-bottom:5pt;vertical-align:text-bottom;width:100.000%"><tr><td style="width:1.0%"/><td style="width:49.038%"/><td style="width:0.1%"/><td style="width:1.0%"/><td style="width:10.011%"/><td style="width:0.1%"/><td style="width:0.1%"/><td style="width:1.605%"/><td style="width:0.1%"/><td style="width:1.0%"/><td style="width:10.011%"/><td style="width:0.1%"/><td style="width:0.1%"/><td style="width:1.605%"/><td style="width:0.1%"/><td style="width:1.0%"/><td style="width:10.011%"/><td style="width:0.1%"/><td style="width:0.1%"/><td style="width:1.605%"/><td style="width:0.1%"/><td style="width:1.0%"/><td style="width:10.014%"/><td style="width:0.1%"/></tr><tr><td colspan="3" style="padding:2px 1pt;text-align:left;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">&#160;</span></td><td colspan="9" style="padding:2px 1pt;text-align:center;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-style:italic;font-weight:700;line-height:120%">March 31, 2021</span></td><td colspan="3" style="padding:0 1pt"/><td colspan="9" style="padding:2px 1pt;text-align:center;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-style:italic;font-weight:700;line-height:120%">December 31, 2020</span></td></tr><tr><td colspan="3" style="padding:2px 1pt;text-align:left;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-style:italic;font-weight:700;line-height:120%">(in thousands)</span></td><td colspan="3" style="border-top:1pt solid #000;padding:2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-style:italic;font-weight:700;line-height:120%">Carrying<br/>Amount</span></td><td colspan="3" style="border-top:1pt solid #000;padding:0 1pt"/><td colspan="3" style="border-top:1pt solid #000;padding:2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-style:italic;font-weight:700;line-height:120%">Fair Value</span></td><td colspan="3" style="padding:0 1pt"/><td colspan="3" style="border-top:1pt solid #000;padding:2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-style:italic;font-weight:700;line-height:120%">Carrying<br/>Amount</span></td><td colspan="3" style="border-top:1pt solid #000;padding:0 1pt"/><td colspan="3" style="border-top:1pt solid #000;padding:2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-style:italic;font-weight:700;line-height:120%">Fair Value</span></td></tr><tr style="height:3pt"><td colspan="3" style="border-top:1pt solid #000;padding:0 1pt"/><td colspan="3" style="border-top:1pt solid #000;padding:0 1pt"/><td colspan="3" style="border-top:1pt solid #000;padding:0 1pt"/><td colspan="3" style="border-top:1pt solid #000;padding:0 1pt"/><td colspan="3" style="border-top:1pt solid #000;padding:0 1pt"/><td colspan="3" style="border-top:1pt solid #000;padding:0 1pt"/><td colspan="3" style="border-top:1pt solid #000;padding:0 1pt"/><td colspan="3" style="border-top:1pt solid #000;padding:0 1pt"/></tr><tr><td colspan="3" style="background-color:#dbdbdb;padding:2px 1pt;text-align:left;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">Cash and Cash Equivalents</span></td><td style="background-color:#dbdbdb;padding:2px 0 2px 1pt;text-align:left;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:120%">$</span></td><td style="background-color:#dbdbdb;padding:2px 0;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:120%">1,212</span><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">&#160;</span></td><td style="background-color:#dbdbdb;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/><td colspan="3" style="background-color:#dbdbdb;padding:0 1pt"/><td style="background-color:#dbdbdb;padding:2px 0 2px 1pt;text-align:left;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:120%">$</span></td><td style="background-color:#dbdbdb;padding:2px 0;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:120%">1,212</span><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">&#160;</span></td><td style="background-color:#dbdbdb;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/><td colspan="3" style="background-color:#dbdbdb;padding:0 1pt"/><td style="background-color:#dbdbdb;padding:2px 0 2px 1pt;text-align:left;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">$</span></td><td style="background-color:#dbdbdb;padding:2px 0;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">1,163&#160;</span></td><td style="background-color:#dbdbdb;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/><td colspan="3" style="background-color:#dbdbdb;padding:0 1pt"/><td style="background-color:#dbdbdb;padding:2px 0 2px 1pt;text-align:left;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">$</span></td><td style="background-color:#dbdbdb;padding:2px 0;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">1,163&#160;</span></td><td style="background-color:#dbdbdb;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/></tr><tr><td colspan="3" style="background-color:#ffffff;padding:2px 1pt;text-align:left;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">Short-Term Debt</span></td><td colspan="2" style="background-color:#ffffff;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:120%">(134,851)</span></td><td style="background-color:#ffffff;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/><td colspan="3" style="background-color:#ffffff;padding:0 1pt"/><td colspan="2" style="background-color:#ffffff;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:120%">(134,851)</span></td><td style="background-color:#ffffff;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/><td colspan="3" style="background-color:#ffffff;padding:0 1pt"/><td colspan="2" style="background-color:#ffffff;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">(80,997)</span></td><td style="background-color:#ffffff;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/><td colspan="3" style="background-color:#ffffff;padding:0 1pt"/><td colspan="2" style="background-color:#ffffff;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">(80,997)</span></td><td style="background-color:#ffffff;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/></tr><tr><td colspan="3" style="background-color:#dbdbdb;padding:2px 1pt;text-align:left;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">Long-Term Debt</span></td><td colspan="2" style="background-color:#dbdbdb;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:120%">(764,426)</span></td><td style="background-color:#dbdbdb;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/><td colspan="3" style="background-color:#dbdbdb;padding:0 1pt"/><td colspan="2" style="background-color:#dbdbdb;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:120%">(839,942)</span></td><td style="background-color:#dbdbdb;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/><td colspan="3" style="background-color:#dbdbdb;padding:0 1pt"/><td colspan="2" style="background-color:#dbdbdb;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">(764,519)</span></td><td style="background-color:#dbdbdb;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/><td colspan="3" style="background-color:#dbdbdb;padding:0 1pt"/><td colspan="2" style="background-color:#dbdbdb;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">(858,455)</span></td><td style="background-color:#dbdbdb;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/></tr><tr style="height:3pt"><td colspan="3" style="border-bottom:1pt solid #000;padding:0 1pt"/><td colspan="3" style="border-bottom:1pt solid #000;padding:0 1pt"/><td colspan="3" style="border-bottom:1pt solid #000;padding:0 1pt"/><td colspan="3" style="border-bottom:1pt solid #000;padding:0 1pt"/><td colspan="3" style="border-bottom:1pt solid #000;padding:0 1pt"/><td colspan="3" style="border-bottom:1pt solid #000;padding:0 1pt"/><td colspan="3" style="border-bottom:1pt solid #000;padding:0 1pt"/><td colspan="3" style="border-bottom:1pt solid #000;padding:0 1pt"/></tr></table></div><div style="margin-bottom:3pt"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:9pt;font-weight:400;line-height:120%">The following methods and assumptions were used to estimate the fair value of each class of financial instruments for which it is practicable to estimate that value:</span></div><div style="margin-bottom:3pt;text-indent:18pt"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:9pt;font-weight:700;line-height:120%">Cash Equivalents: </span><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:9pt;font-weight:400;line-height:120%">The carrying amount approximates fair value because of the short-term maturity of those instruments.</span></div><div style="margin-bottom:3pt;text-indent:18pt"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:9pt;font-weight:700;line-height:120%">Short-Term Debt: </span><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:9pt;font-weight:400;line-height:120%">The carrying amount approximates fair value because the debt obligations are short-term and the balances outstanding are subject to variable rates of interest which reset frequently, a Level 2 fair value input.</span></div><div style="margin-bottom:6pt;text-indent:18pt"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:9pt;font-weight:700;line-height:120%">Long-Term Debt: </span><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:9pt;font-weight:400;line-height:120%">The fair value of long-term debt is estimated based on current market indications for borrowings of similar maturities, a Level 2 fair value input.</span></div><span></span>
</td>
</tr>
</table>
<div style="display: none;">
<table border="0" cellpadding="0" cellspacing="0" class="authRefData" style="display: none;" id="defref_us-gaap_FairValueDisclosuresAbstract">
<tr><td class="hide"><a style="color: white;" href="javascript:void(0);" onclick="top.Show.hideAR();">X</a></td></tr>
<tr><td><div class="body" style="padding: 2px;">
<a href="javascript:void(0);" onclick="top.Show.toggleNext( this );">- References</a><div><p>No definition available.</p></div>
<a href="javascript:void(0);" onclick="top.Show.toggleNext( this );">+ Details</a><div style="display: none;"><table border="0" cellpadding="0" cellspacing="0">
<tr>
<td><strong> Name:</strong></td>
<td style="white-space:nowrap;">us-gaap_FairValueDisclosuresAbstract</td>
</tr>
<tr>
<td style="padding-right: 4px;white-space:nowrap;"><strong> Namespace Prefix:</strong></td>
<td>us-gaap_</td>
</tr>
<tr>
<td><strong> Data Type:</strong></td>
<td>xbrli:stringItemType</td>
</tr>
<tr>
<td><strong> Balance Type:</strong></td>
<td>na</td>
</tr>
<tr>
<td><strong> Period Type:</strong></td>
<td>duration</td>
</tr>
</table></div>
</div></td></tr>
</table>
<table border="0" cellpadding="0" cellspacing="0" class="authRefData" style="display: none;" id="defref_us-gaap_FairValueDisclosuresTextBlock">
<tr><td class="hide"><a style="color: white;" href="javascript:void(0);" onclick="top.Show.hideAR();">X</a></td></tr>
<tr><td><div class="body" style="padding: 2px;">
<a href="javascript:void(0);" onclick="top.Show.toggleNext( this );">- Definition</a><div><p>The entire disclosure for the fair value of financial instruments (as defined), including financial assets and financial liabilities (collectively, as defined), and the measurements of those instruments as well as disclosures related to the fair value of non-financial assets and liabilities. Such disclosures about the financial instruments, assets, and liabilities would include: (1) the fair value of the required items together with their carrying amounts (as appropriate); (2) for items for which it is not practicable to estimate fair value, disclosure would include: (a) information pertinent to estimating fair value (including, carrying amount, effective interest rate, and maturity, and (b) the reasons why it is not practicable to estimate fair value; (3) significant concentrations of credit risk including: (a) information about the activity, region, or economic characteristics identifying a concentration, (b) the maximum amount of loss the entity is exposed to based on the gross fair value of the related item, (c) policy for requiring collateral or other security and information as to accessing such collateral or security, and (d) the nature and brief description of such collateral or security; (4) quantitative information about market risks and how such risks are managed; (5) for items measured on both a recurring and nonrecurring basis information regarding the inputs used to develop the fair value measurement; and (6) for items presented in the financial statement for which fair value measurement is elected: (a) information necessary to understand the reasons for the election, (b) discussion of the effect of fair value changes on earnings, (c) a description of [similar groups] items for which the election is made and the relation thereof to the balance sheet, the aggregate carrying value of items included in the balance sheet that are not eligible for the election; (7) all other required (as defined) and desired information.</p></div>
<a href="javascript:void(0);" onclick="top.Show.toggleNext( this );">+ References</a><div style="display: none;"><p>Reference 1: http://www.xbrl.org/2003/role/disclosureRef<br> -Publisher FASB<br> -Name Accounting Standards Codification<br> -Topic 820<br> -SubTopic 10<br> -Section 50<br> -Paragraph 2<br> -URI http://asc.fasb.org/extlink&amp;oid=117815213&amp;loc=d3e19207-110258<br></p></div>
<a href="javascript:void(0);" onclick="top.Show.toggleNext( this );">+ Details</a><div style="display: none;"><table border="0" cellpadding="0" cellspacing="0">
<tr>
<td><strong> Name:</strong></td>
<td style="white-space:nowrap;">us-gaap_FairValueDisclosuresTextBlock</td>
</tr>
<tr>
<td style="padding-right: 4px;white-space:nowrap;"><strong> Namespace Prefix:</strong></td>
<td>us-gaap_</td>
</tr>
<tr>
<td><strong> Data Type:</strong></td>
<td>nonnum:textBlockItemType</td>
</tr>
<tr>
<td><strong> Balance Type:</strong></td>
<td>na</td>
</tr>
<tr>
<td><strong> Period Type:</strong></td>
<td>duration</td>
</tr>
</table></div>
</div></td></tr>
</table>
</div>
</body>
</html>
</TEXT>
</DOCUMENT>
<DOCUMENT>
<TYPE>XML
<SEQUENCE>33
<FILENAME>R22.htm
<DESCRIPTION>IDEA: XBRL DOCUMENT
<TEXT>
<html>
<head>
<title></title>
<link rel="stylesheet" type="text/css" href="report.css">
<script type="text/javascript" src="Show.js">/* Do Not Remove This Comment */</script><script type="text/javascript">
							function toggleNextSibling (e) {
							if (e.nextSibling.style.display=='none') {
							e.nextSibling.style.display='block';
							} else { e.nextSibling.style.display='none'; }
							}</script>
</head>
<body>
<span style="display: none;">v3.21.1</span><table class="report" border="0" cellspacing="2" id="idm140348368544456">
<tr>
<th class="tl" colspan="1" rowspan="2"><div style="width: 200px;"><strong>Summary of Significant Accounting Policies (Policies)<br></strong></div></th>
<th class="th" colspan="1">3 Months Ended</th>
</tr>
<tr><th class="th"><div>Mar. 31, 2021</div></th></tr>
<tr class="re">
<td class="pl " style="border-bottom: 0px;" valign="top"><a class="a" href="javascript:void(0);" onclick="top.Show.showAR( this, 'defref_us-gaap_AccountingPoliciesAbstract', window );"><strong>Accounting Policies [Abstract]</strong></a></td>
<td class="text">&#160;<span></span>
</td>
</tr>
<tr class="ro">
<td class="pl " style="border-bottom: 0px;" valign="top"><a class="a" href="javascript:void(0);" onclick="top.Show.showAR( this, 'defref_us-gaap_BasisOfAccountingPolicyPolicyTextBlock', window );">Basis of Presentation</a></td>
<td class="text"><div><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:9pt;font-weight:700;line-height:120%">Basis of Presentation</span></div><div style="margin-bottom:6pt"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:9pt;font-weight:400;line-height:120%">The unaudited consolidated financial statements included herein have been prepared pursuant to the rules and regulations of the SEC for interim reporting. Accordingly, they do not include all the information and footnotes required by generally accepted accounting principles. In the opinion of management, we have included all adjustments (including normal recurring accruals) necessary for a fair presentation of the consolidated financial statements for the periods presented. The consolidated financial statements and condensed notes thereto should be read in conjunction with the consolidated financial statements and notes included in our Annual Report on </span><span style="color:#0000ff;font-family:'Calibri',sans-serif;font-size:9pt;font-weight:400;line-height:120%;text-decoration:underline"><a href="https://www.sec.gov/ix?doc=/Archives/edgar/data/1466593/000146659321000011/ottr-20201231.htm" style="color:#0000ff;font-family:'Calibri',sans-serif;font-size:9pt;font-weight:400;line-height:120%;text-decoration:underline">Form 10-K</a></span><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:9pt;font-weight:400;line-height:120%"> for the fiscal year ended December 31, 2020. </span></div><div style="margin-bottom:6pt"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:9pt;font-weight:400;line-height:120%">Because of the coronavirus (COVID-19) pandemic, the seasonality of our businesses and other factors, the earnings for the three months ended March&#160;31, 2021 should not be taken as an indication of earnings for all or any part of the balance of the year.</span></div><span></span>
</td>
</tr>
<tr class="re">
<td class="pl " style="border-bottom: 0px;" valign="top"><a class="a" href="javascript:void(0);" onclick="top.Show.showAR( this, 'defref_us-gaap_UseOfEstimates', window );">Use of Estimates</a></td>
<td class="text"><div><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:9pt;font-weight:700;line-height:120%">Use of Estimates</span></div><div style="margin-bottom:6pt"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:9pt;font-weight:400;line-height:120%">We use estimates based on the best information available in recording transactions and balances resulting from business operations. As better information becomes available (or actual amounts are known), the recorded estimates are revised. Consequently, operating results can be affected by revisions to prior accounting estimates.</span></div><span></span>
</td>
</tr>
</table>
<div style="display: none;">
<table border="0" cellpadding="0" cellspacing="0" class="authRefData" style="display: none;" id="defref_us-gaap_AccountingPoliciesAbstract">
<tr><td class="hide"><a style="color: white;" href="javascript:void(0);" onclick="top.Show.hideAR();">X</a></td></tr>
<tr><td><div class="body" style="padding: 2px;">
<a href="javascript:void(0);" onclick="top.Show.toggleNext( this );">- References</a><div><p>No definition available.</p></div>
<a href="javascript:void(0);" onclick="top.Show.toggleNext( this );">+ Details</a><div style="display: none;"><table border="0" cellpadding="0" cellspacing="0">
<tr>
<td><strong> Name:</strong></td>
<td style="white-space:nowrap;">us-gaap_AccountingPoliciesAbstract</td>
</tr>
<tr>
<td style="padding-right: 4px;white-space:nowrap;"><strong> Namespace Prefix:</strong></td>
<td>us-gaap_</td>
</tr>
<tr>
<td><strong> Data Type:</strong></td>
<td>xbrli:stringItemType</td>
</tr>
<tr>
<td><strong> Balance Type:</strong></td>
<td>na</td>
</tr>
<tr>
<td><strong> Period Type:</strong></td>
<td>duration</td>
</tr>
</table></div>
</div></td></tr>
</table>
<table border="0" cellpadding="0" cellspacing="0" class="authRefData" style="display: none;" id="defref_us-gaap_BasisOfAccountingPolicyPolicyTextBlock">
<tr><td class="hide"><a style="color: white;" href="javascript:void(0);" onclick="top.Show.hideAR();">X</a></td></tr>
<tr><td><div class="body" style="padding: 2px;">
<a href="javascript:void(0);" onclick="top.Show.toggleNext( this );">- Definition</a><div><p>Disclosure of accounting policy for basis of accounting, or basis of presentation, used to prepare the financial statements (for example, US Generally Accepted Accounting Principles, Other Comprehensive Basis of Accounting, IFRS).</p></div>
<a href="javascript:void(0);" onclick="top.Show.toggleNext( this );">+ References</a><div style="display: none;"><p>No definition available.</p></div>
<a href="javascript:void(0);" onclick="top.Show.toggleNext( this );">+ Details</a><div style="display: none;"><table border="0" cellpadding="0" cellspacing="0">
<tr>
<td><strong> Name:</strong></td>
<td style="white-space:nowrap;">us-gaap_BasisOfAccountingPolicyPolicyTextBlock</td>
</tr>
<tr>
<td style="padding-right: 4px;white-space:nowrap;"><strong> Namespace Prefix:</strong></td>
<td>us-gaap_</td>
</tr>
<tr>
<td><strong> Data Type:</strong></td>
<td>nonnum:textBlockItemType</td>
</tr>
<tr>
<td><strong> Balance Type:</strong></td>
<td>na</td>
</tr>
<tr>
<td><strong> Period Type:</strong></td>
<td>duration</td>
</tr>
</table></div>
</div></td></tr>
</table>
<table border="0" cellpadding="0" cellspacing="0" class="authRefData" style="display: none;" id="defref_us-gaap_UseOfEstimates">
<tr><td class="hide"><a style="color: white;" href="javascript:void(0);" onclick="top.Show.hideAR();">X</a></td></tr>
<tr><td><div class="body" style="padding: 2px;">
<a href="javascript:void(0);" onclick="top.Show.toggleNext( this );">- Definition</a><div><p>Disclosure of accounting policy for the use of estimates in the preparation of financial statements in conformity with generally accepted accounting principles.</p></div>
<a href="javascript:void(0);" onclick="top.Show.toggleNext( this );">+ References</a><div style="display: none;"><p>Reference 1: http://www.xbrl.org/2003/role/disclosureRef<br> -Publisher FASB<br> -Name Accounting Standards Codification<br> -Topic 275<br> -SubTopic 10<br> -Section 50<br> -Paragraph 12<br> -URI http://asc.fasb.org/extlink&amp;oid=99393423&amp;loc=d3e6191-108592<br><br>Reference 2: http://www.xbrl.org/2003/role/disclosureRef<br> -Publisher FASB<br> -Name Accounting Standards Codification<br> -Topic 275<br> -SubTopic 10<br> -Section 50<br> -Paragraph 11<br> -URI http://asc.fasb.org/extlink&amp;oid=99393423&amp;loc=d3e6161-108592<br><br>Reference 3: http://fasb.org/us-gaap/role/ref/legacyRef<br> -Publisher FASB<br> -Name Accounting Standards Codification<br> -Topic 275<br> -SubTopic 10<br> -Section 50<br> -Paragraph 9<br> -URI http://asc.fasb.org/extlink&amp;oid=99393423&amp;loc=d3e6143-108592<br><br>Reference 4: http://www.xbrl.org/2003/role/disclosureRef<br> -Publisher FASB<br> -Name Accounting Standards Codification<br> -Topic 275<br> -SubTopic 10<br> -Section 50<br> -Paragraph 1<br> -Subparagraph (b)<br> -URI http://asc.fasb.org/extlink&amp;oid=99393423&amp;loc=d3e5967-108592<br><br>Reference 5: http://fasb.org/us-gaap/role/ref/legacyRef<br> -Publisher FASB<br> -Name Accounting Standards Codification<br> -Topic 275<br> -SubTopic 10<br> -Section 50<br> -Paragraph 4<br> -URI http://asc.fasb.org/extlink&amp;oid=99393423&amp;loc=d3e6061-108592<br><br>Reference 6: http://fasb.org/us-gaap/role/ref/legacyRef<br> -Publisher FASB<br> -Name Accounting Standards Codification<br> -Topic 275<br> -SubTopic 10<br> -Section 50<br> -Paragraph 8<br> -URI http://asc.fasb.org/extlink&amp;oid=99393423&amp;loc=d3e6132-108592<br><br>Reference 7: http://www.xbrl.org/2003/role/disclosureRef<br> -Publisher FASB<br> -Name Accounting Standards Codification<br> -Topic 275<br> -SubTopic 10<br> -Section 50<br> -Paragraph 1<br> -Subparagraph (c)<br> -URI http://asc.fasb.org/extlink&amp;oid=99393423&amp;loc=d3e5967-108592<br></p></div>
<a href="javascript:void(0);" onclick="top.Show.toggleNext( this );">+ Details</a><div style="display: none;"><table border="0" cellpadding="0" cellspacing="0">
<tr>
<td><strong> Name:</strong></td>
<td style="white-space:nowrap;">us-gaap_UseOfEstimates</td>
</tr>
<tr>
<td style="padding-right: 4px;white-space:nowrap;"><strong> Namespace Prefix:</strong></td>
<td>us-gaap_</td>
</tr>
<tr>
<td><strong> Data Type:</strong></td>
<td>nonnum:textBlockItemType</td>
</tr>
<tr>
<td><strong> Balance Type:</strong></td>
<td>na</td>
</tr>
<tr>
<td><strong> Period Type:</strong></td>
<td>duration</td>
</tr>
</table></div>
</div></td></tr>
</table>
</div>
</body>
</html>
</TEXT>
</DOCUMENT>
<DOCUMENT>
<TYPE>XML
<SEQUENCE>34
<FILENAME>R23.htm
<DESCRIPTION>IDEA: XBRL DOCUMENT
<TEXT>
<html>
<head>
<title></title>
<link rel="stylesheet" type="text/css" href="report.css">
<script type="text/javascript" src="Show.js">/* Do Not Remove This Comment */</script><script type="text/javascript">
							function toggleNextSibling (e) {
							if (e.nextSibling.style.display=='none') {
							e.nextSibling.style.display='block';
							} else { e.nextSibling.style.display='none'; }
							}</script>
</head>
<body>
<span style="display: none;">v3.21.1</span><table class="report" border="0" cellspacing="2" id="idm140348366338568">
<tr>
<th class="tl" colspan="1" rowspan="2"><div style="width: 200px;"><strong>Segment Information (Tables)<br></strong></div></th>
<th class="th" colspan="1">3 Months Ended</th>
</tr>
<tr><th class="th"><div>Mar. 31, 2021</div></th></tr>
<tr class="re">
<td class="pl " style="border-bottom: 0px;" valign="top"><a class="a" href="javascript:void(0);" onclick="top.Show.showAR( this, 'defref_us-gaap_SegmentReportingAbstract', window );"><strong>Segment Reporting [Abstract]</strong></a></td>
<td class="text">&#160;<span></span>
</td>
</tr>
<tr class="ro">
<td class="pl " style="border-bottom: 0px;" valign="top"><a class="a" href="javascript:void(0);" onclick="top.Show.showAR( this, 'defref_us-gaap_ScheduleOfSegmentReportingInformationBySegmentTextBlock', window );">Schedule of Segment Reporting Information, by Segment</a></td>
<td class="text"><div style="margin-bottom:3pt"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:9pt;font-weight:400;line-height:120%">Information for each segment and our unallocated corporate costs for the three months ended March&#160;31, 2021 and 2020 are as follows: </span></div><div style="margin-bottom:3pt"><table style="border-collapse:collapse;display:inline-table;margin-bottom:5pt;vertical-align:text-bottom;width:100.000%"><tr><td style="width:1.0%"/><td style="width:71.122%"/><td style="width:0.1%"/><td style="width:1.0%"/><td style="width:2.650%"/><td style="width:0.1%"/><td style="width:1.0%"/><td style="width:10.011%"/><td style="width:0.1%"/><td style="width:0.1%"/><td style="width:1.605%"/><td style="width:0.1%"/><td style="width:1.0%"/><td style="width:10.012%"/><td style="width:0.1%"/><td colspan="3" style="display:none"/><td colspan="3" style="display:none"/><td colspan="3" style="display:none"/><td colspan="3" style="display:none"/></tr><tr><td colspan="3" style="display:none"/><td colspan="3" style="display:none"/><td colspan="3" style="display:none"/><td colspan="3" style="display:none"/><td colspan="3" style="display:none"/></tr><tr><td colspan="3" style="border-bottom:1pt solid #000;padding:2px 1pt;text-align:left;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-style:italic;font-weight:700;line-height:120%">(in thousands)</span></td><td colspan="3" style="border-bottom:1pt solid #000;padding:0 1pt"/><td colspan="3" style="border-bottom:1pt solid #000;padding:2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-style:italic;font-weight:700;line-height:120%">2021</span></td><td colspan="3" style="border-bottom:1pt solid #000;padding:0 1pt"/><td colspan="3" style="border-bottom:1pt solid #000;padding:2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-style:italic;font-weight:700;line-height:120%">2020</span></td><td colspan="3" style="display:none"/><td colspan="3" style="display:none"/><td colspan="3" style="display:none"/><td colspan="3" style="display:none"/></tr><tr style="height:3pt"><td colspan="3" style="border-top:1pt solid #000;padding:0 1pt"/><td colspan="3" style="border-top:1pt solid #000;padding:0 1pt"/><td colspan="3" style="border-top:1pt solid #000;padding:0 1pt"/><td colspan="3" style="border-top:1pt solid #000;padding:0 1pt"/><td colspan="3" style="border-top:1pt solid #000;padding:0 1pt"/><td colspan="3" style="display:none"/><td colspan="3" style="display:none"/><td colspan="3" style="display:none"/><td colspan="3" style="display:none"/></tr><tr><td colspan="3" style="background-color:#dbdbdb;padding:2px 1pt;text-align:left;vertical-align:bottom"><div><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:120%">Operating Revenue</span><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:5.2pt;font-weight:700;line-height:120%;position:relative;top:-2.8pt;vertical-align:baseline">1</span></div></td><td colspan="3" style="background-color:#dbdbdb;padding:0 1pt"/><td colspan="3" style="background-color:#dbdbdb;padding:0 1pt"/><td colspan="3" style="background-color:#dbdbdb;padding:0 1pt"/><td colspan="3" style="background-color:#dbdbdb;padding:0 1pt"/><td colspan="3" style="display:none"/><td colspan="3" style="display:none"/><td colspan="3" style="display:none"/><td colspan="3" style="display:none"/></tr><tr><td colspan="3" style="background-color:#ffffff;padding:2px 1pt 2px 7.75pt;text-align:left;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">Electric</span></td><td colspan="3" style="background-color:#ffffff;padding:0 1pt"/><td style="background-color:#ffffff;padding:2px 0 2px 1pt;text-align:left;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:120%">$</span></td><td style="background-color:#ffffff;padding:2px 0;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:120%">123,699</span><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">&#160;</span></td><td style="background-color:#ffffff;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/><td colspan="3" style="background-color:#ffffff;padding:0 1pt"/><td style="background-color:#ffffff;padding:2px 0 2px 1pt;text-align:left;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">$</span></td><td style="background-color:#ffffff;padding:2px 0;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">119,870&#160;</span></td><td style="background-color:#ffffff;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/><td colspan="3" style="display:none"/><td colspan="3" style="display:none"/><td colspan="3" style="display:none"/><td colspan="3" style="display:none"/></tr><tr><td colspan="3" style="background-color:#dbdbdb;padding:2px 1pt 2px 7.75pt;text-align:left;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">Manufacturing</span></td><td colspan="3" style="background-color:#dbdbdb;padding:0 1pt"/><td colspan="2" style="background-color:#dbdbdb;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:120%">75,825</span><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">&#160;</span></td><td style="background-color:#dbdbdb;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/><td colspan="3" style="background-color:#dbdbdb;padding:0 1pt"/><td colspan="2" style="background-color:#dbdbdb;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">68,479&#160;</span></td><td style="background-color:#dbdbdb;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/><td colspan="3" style="display:none"/><td colspan="3" style="display:none"/><td colspan="3" style="display:none"/><td colspan="3" style="display:none"/></tr><tr><td colspan="3" style="background-color:#ffffff;padding:2px 1pt 2px 7.75pt;text-align:left;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">Plastics</span></td><td colspan="3" style="background-color:#ffffff;padding:0 1pt"/><td colspan="2" style="background-color:#ffffff;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:120%">62,186</span><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">&#160;</span></td><td style="background-color:#ffffff;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/><td colspan="3" style="background-color:#ffffff;padding:0 1pt"/><td colspan="2" style="background-color:#ffffff;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">46,398&#160;</span></td><td style="background-color:#ffffff;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/><td colspan="3" style="display:none"/><td colspan="3" style="display:none"/><td colspan="3" style="display:none"/><td colspan="3" style="display:none"/></tr><tr><td colspan="3" style="background-color:#dbdbdb;border-top:1pt solid #000;padding:2px 1pt 2px 13pt;text-align:left;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:120%">Total</span></td><td colspan="3" style="background-color:#dbdbdb;border-top:1pt solid #000;padding:0 1pt"/><td style="background-color:#dbdbdb;border-top:1pt solid #000;padding:2px 0 2px 1pt;text-align:left;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:120%">$</span></td><td style="background-color:#dbdbdb;border-top:1pt solid #000;padding:2px 0;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:120%">261,710</span><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">&#160;</span></td><td style="background-color:#dbdbdb;border-top:1pt solid #000;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/><td colspan="3" style="background-color:#dbdbdb;border-top:1pt solid #000;padding:0 1pt"/><td style="background-color:#dbdbdb;border-top:1pt solid #000;padding:2px 0 2px 1pt;text-align:left;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">$</span></td><td style="background-color:#dbdbdb;border-top:1pt solid #000;padding:2px 0;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">234,747&#160;</span></td><td style="background-color:#dbdbdb;border-top:1pt solid #000;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/><td colspan="3" style="display:none"/><td colspan="3" style="display:none"/><td colspan="3" style="display:none"/><td colspan="3" style="display:none"/></tr><tr><td colspan="3" style="background-color:#ffffff;padding:2px 1pt;text-align:left;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:120%">Net Income (Loss)</span></td><td colspan="3" style="background-color:#ffffff;padding:0 1pt"/><td colspan="3" style="background-color:#ffffff;padding:0 1pt"/><td colspan="3" style="background-color:#ffffff;padding:0 1pt"/><td colspan="3" style="background-color:#ffffff;padding:0 1pt"/><td colspan="3" style="display:none"/><td colspan="3" style="display:none"/><td colspan="3" style="display:none"/><td colspan="3" style="display:none"/></tr><tr><td colspan="3" style="background-color:#dbdbdb;padding:2px 1pt 2px 7.75pt;text-align:left;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">Electric</span></td><td colspan="3" style="background-color:#dbdbdb;padding:0 1pt"/><td style="background-color:#dbdbdb;padding:2px 0 2px 1pt;text-align:left;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:120%">$</span></td><td style="background-color:#dbdbdb;padding:2px 0;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:120%">17,587</span><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">&#160;</span></td><td style="background-color:#dbdbdb;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/><td colspan="3" style="background-color:#dbdbdb;padding:0 1pt"/><td style="background-color:#dbdbdb;padding:2px 0 2px 1pt;text-align:left;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">$</span></td><td style="background-color:#dbdbdb;padding:2px 0;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">16,182&#160;</span></td><td style="background-color:#dbdbdb;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/><td colspan="3" style="display:none"/><td colspan="3" style="display:none"/><td colspan="3" style="display:none"/><td colspan="3" style="display:none"/></tr><tr><td colspan="3" style="background-color:#ffffff;padding:2px 1pt 2px 7.75pt;text-align:left;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">Manufacturing</span></td><td colspan="3" style="background-color:#ffffff;padding:0 1pt"/><td colspan="2" style="background-color:#ffffff;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:120%">5,385</span><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">&#160;</span></td><td style="background-color:#ffffff;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/><td colspan="3" style="background-color:#ffffff;padding:0 1pt"/><td colspan="2" style="background-color:#ffffff;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">4,927&#160;</span></td><td style="background-color:#ffffff;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/><td colspan="3" style="display:none"/><td colspan="3" style="display:none"/><td colspan="3" style="display:none"/><td colspan="3" style="display:none"/></tr><tr><td colspan="3" style="background-color:#dbdbdb;padding:2px 1pt 2px 7.75pt;text-align:left;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">Plastics</span></td><td colspan="3" style="background-color:#dbdbdb;padding:0 1pt"/><td colspan="2" style="background-color:#dbdbdb;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:120%">9,147</span><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">&#160;</span></td><td style="background-color:#dbdbdb;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/><td colspan="3" style="background-color:#dbdbdb;padding:0 1pt"/><td colspan="2" style="background-color:#dbdbdb;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">5,449&#160;</span></td><td style="background-color:#dbdbdb;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/><td colspan="3" style="display:none"/><td colspan="3" style="display:none"/><td colspan="3" style="display:none"/><td colspan="3" style="display:none"/></tr><tr><td colspan="3" style="background-color:#ffffff;padding:2px 1pt 2px 7.75pt;text-align:left;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">Corporate</span></td><td colspan="3" style="background-color:#ffffff;padding:0 1pt"/><td colspan="2" style="background-color:#ffffff;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:120%">(1,790)</span></td><td style="background-color:#ffffff;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/><td colspan="3" style="background-color:#ffffff;padding:0 1pt"/><td colspan="2" style="background-color:#ffffff;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">(2,290)</span></td><td style="background-color:#ffffff;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/><td colspan="3" style="display:none"/><td colspan="3" style="display:none"/><td colspan="3" style="display:none"/><td colspan="3" style="display:none"/></tr><tr><td colspan="3" style="background-color:#dbdbdb;border-top:1pt solid #000;padding:2px 1pt 2px 13pt;text-align:left;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:120%">Total</span></td><td colspan="3" style="background-color:#dbdbdb;border-top:1pt solid #000;padding:0 1pt"/><td style="background-color:#dbdbdb;border-top:1pt solid #000;padding:2px 0 2px 1pt;text-align:left;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:120%">$</span></td><td style="background-color:#dbdbdb;border-top:1pt solid #000;padding:2px 0;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:120%">30,329</span><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">&#160;</span></td><td style="background-color:#dbdbdb;border-top:1pt solid #000;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/><td colspan="3" style="background-color:#dbdbdb;border-top:1pt solid #000;padding:0 1pt"/><td style="background-color:#dbdbdb;border-top:1pt solid #000;padding:2px 0 2px 1pt;text-align:left;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">$</span></td><td style="background-color:#dbdbdb;border-top:1pt solid #000;padding:2px 0;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">24,268&#160;</span></td><td style="background-color:#dbdbdb;border-top:1pt solid #000;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/><td colspan="3" style="display:none"/><td colspan="3" style="display:none"/><td colspan="3" style="display:none"/><td colspan="3" style="display:none"/></tr><tr style="height:3pt"><td colspan="3" style="background-color:#ffffff;padding:0 1pt"/><td colspan="3" style="background-color:#ffffff;padding:0 1pt"/><td colspan="3" style="background-color:#ffffff;padding:0 1pt"/><td colspan="3" style="background-color:#ffffff;padding:0 1pt"/><td colspan="3" style="background-color:#ffffff;padding:0 1pt"/><td colspan="3" style="display:none"/><td colspan="3" style="display:none"/><td colspan="3" style="display:none"/><td colspan="3" style="display:none"/></tr><tr><td colspan="3" style="border-top:1pt solid #000;padding:2px 1pt;text-align:left;vertical-align:bottom"><div><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:4.55pt;font-style:italic;font-weight:400;line-height:120%;position:relative;top:-2.44pt;vertical-align:baseline">1</span><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:7pt;font-style:italic;font-weight:400;line-height:120%">Amounts reflect operating revenues to external customers. Intersegment operating revenues are not material for any period presented.</span></div></td><td colspan="3" style="padding:0 1pt"/><td colspan="3" style="padding:0 1pt"/><td colspan="3" style="padding:0 1pt"/><td colspan="3" style="padding:0 1pt"/><td colspan="3" style="display:none"/><td colspan="3" style="display:none"/><td colspan="3" style="display:none"/><td colspan="3" style="display:none"/></tr></table></div><div style="margin-bottom:3pt;margin-top:6pt"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:9pt;font-weight:400;line-height:120%">The following provides the identifiable assets by segment and corporate assets as of March&#160;31, 2021 and December&#160;31, 2020:</span></div><div style="margin-bottom:6pt"><table style="border-collapse:collapse;display:inline-table;margin-bottom:5pt;vertical-align:text-bottom;width:100.000%"><tr><td style="width:1.0%"/><td style="width:74.872%"/><td style="width:0.1%"/><td style="width:1.0%"/><td style="width:10.011%"/><td style="width:0.1%"/><td style="width:0.1%"/><td style="width:1.605%"/><td style="width:0.1%"/><td style="width:1.0%"/><td style="width:10.012%"/><td style="width:0.1%"/></tr><tr><td colspan="3" style="padding:2px 1pt;text-align:left;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-style:italic;font-weight:700;line-height:120%">(in thousands)</span></td><td colspan="3" style="padding:2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-style:italic;font-weight:700;line-height:120%">March 31,<br/>2021</span></td><td colspan="3" style="padding:0 1pt"/><td colspan="3" style="padding:2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-style:italic;font-weight:700;line-height:120%">December 31,<br/>2020</span></td></tr><tr style="height:3pt"><td colspan="3" style="border-top:1pt solid #000;padding:0 1pt"/><td colspan="3" style="border-top:1pt solid #000;padding:0 1pt"/><td colspan="3" style="border-top:1pt solid #000;padding:0 1pt"/><td colspan="3" style="border-top:1pt solid #000;padding:0 1pt"/></tr><tr><td colspan="3" style="background-color:#dbdbdb;padding:2px 1pt;text-align:left;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:120%">Identifiable Assets</span></td><td colspan="3" style="background-color:#dbdbdb;padding:0 1pt"/><td colspan="3" style="background-color:#dbdbdb;padding:0 1pt"/><td colspan="3" style="background-color:#dbdbdb;padding:0 1pt"/></tr><tr><td colspan="3" style="background-color:#ffffff;padding:2px 1pt 2px 7.75pt;text-align:left;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">Electric</span></td><td style="background-color:#ffffff;padding:2px 0 2px 1pt;text-align:left;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:120%">$</span></td><td style="background-color:#ffffff;padding:2px 0;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:120%">2,242,026</span><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">&#160;</span></td><td style="background-color:#ffffff;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/><td colspan="3" style="background-color:#ffffff;padding:0 1pt"/><td style="background-color:#ffffff;padding:2px 0 2px 1pt;text-align:left;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">$</span></td><td style="background-color:#ffffff;padding:2px 0;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">2,233,399&#160;</span></td><td style="background-color:#ffffff;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/></tr><tr><td colspan="3" style="background-color:#dbdbdb;padding:2px 1pt 2px 7.75pt;text-align:left;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">Manufacturing</span></td><td colspan="2" style="background-color:#dbdbdb;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:120%">209,477</span><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">&#160;</span></td><td style="background-color:#dbdbdb;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/><td colspan="3" style="background-color:#dbdbdb;padding:0 1pt"/><td colspan="2" style="background-color:#dbdbdb;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">191,005&#160;</span></td><td style="background-color:#dbdbdb;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/></tr><tr><td colspan="3" style="background-color:#ffffff;padding:2px 1pt 2px 7.75pt;text-align:left;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">Plastics</span></td><td colspan="2" style="background-color:#ffffff;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:120%">111,148</span><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">&#160;</span></td><td style="background-color:#ffffff;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/><td colspan="3" style="background-color:#ffffff;padding:0 1pt"/><td colspan="2" style="background-color:#ffffff;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">99,767&#160;</span></td><td style="background-color:#ffffff;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/></tr><tr><td colspan="3" style="background-color:#dbdbdb;padding:2px 1pt 2px 7.75pt;text-align:left;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">Corporate</span></td><td colspan="2" style="background-color:#dbdbdb;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:120%">55,889</span><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">&#160;</span></td><td style="background-color:#dbdbdb;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/><td colspan="3" style="background-color:#dbdbdb;padding:0 1pt"/><td colspan="2" style="background-color:#dbdbdb;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">54,183&#160;</span></td><td style="background-color:#dbdbdb;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/></tr><tr><td colspan="3" style="background-color:#ffffff;border-top:1pt solid #000;padding:2px 1pt 2px 13pt;text-align:left;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:120%">Total</span></td><td style="background-color:#ffffff;border-top:1pt solid #000;padding:2px 0 2px 1pt;text-align:left;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:120%">$</span></td><td style="background-color:#ffffff;border-top:1pt solid #000;padding:2px 0;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:120%">2,618,540</span><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">&#160;</span></td><td style="background-color:#ffffff;border-top:1pt solid #000;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/><td colspan="3" style="background-color:#ffffff;border-top:1pt solid #000;padding:0 1pt"/><td style="background-color:#ffffff;border-top:1pt solid #000;padding:2px 0 2px 1pt;text-align:left;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">$</span></td><td style="background-color:#ffffff;border-top:1pt solid #000;padding:2px 0;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">2,578,354&#160;</span></td><td style="background-color:#ffffff;border-top:1pt solid #000;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/></tr></table></div><span></span>
</td>
</tr>
</table>
<div style="display: none;">
<table border="0" cellpadding="0" cellspacing="0" class="authRefData" style="display: none;" id="defref_us-gaap_ScheduleOfSegmentReportingInformationBySegmentTextBlock">
<tr><td class="hide"><a style="color: white;" href="javascript:void(0);" onclick="top.Show.hideAR();">X</a></td></tr>
<tr><td><div class="body" style="padding: 2px;">
<a href="javascript:void(0);" onclick="top.Show.toggleNext( this );">- Definition</a><div><p>Tabular disclosure of the profit or loss and total assets for each reportable segment. An entity discloses certain information on each reportable segment if the amounts (a) are included in the measure of segment profit or loss reviewed by the chief operating decision maker or (b) are otherwise regularly provided to the chief operating decision maker, even if not included in that measure of segment profit or loss.</p></div>
<a href="javascript:void(0);" onclick="top.Show.toggleNext( this );">+ References</a><div style="display: none;"><p>Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef<br> -Publisher FASB<br> -Name Accounting Standards Codification<br> -Topic 280<br> -SubTopic 10<br> -Section 50<br> -Paragraph 22<br> -URI http://asc.fasb.org/extlink&amp;oid=120311839&amp;loc=d3e8736-108599<br><br>Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef<br> -Publisher FASB<br> -Name Accounting Standards Codification<br> -Topic 280<br> -SubTopic 10<br> -Section 50<br> -Paragraph 25<br> -URI http://asc.fasb.org/extlink&amp;oid=120311839&amp;loc=d3e8813-108599<br><br>Reference 3: http://fasb.org/us-gaap/role/ref/legacyRef<br> -Publisher FASB<br> -Name Accounting Standards Codification<br> -Topic 350<br> -SubTopic 20<br> -Section 50<br> -Paragraph 1<br> -URI http://asc.fasb.org/extlink&amp;oid=121556970&amp;loc=d3e13816-109267<br><br>Reference 4: http://fasb.org/us-gaap/role/ref/legacyRef<br> -Publisher FASB<br> -Name Accounting Standards Codification<br> -Topic 280<br> -SubTopic 10<br> -Section 50<br> -Paragraph 30<br> -URI http://asc.fasb.org/extlink&amp;oid=120311839&amp;loc=d3e8906-108599<br></p></div>
<a href="javascript:void(0);" onclick="top.Show.toggleNext( this );">+ Details</a><div style="display: none;"><table border="0" cellpadding="0" cellspacing="0">
<tr>
<td><strong> Name:</strong></td>
<td style="white-space:nowrap;">us-gaap_ScheduleOfSegmentReportingInformationBySegmentTextBlock</td>
</tr>
<tr>
<td style="padding-right: 4px;white-space:nowrap;"><strong> Namespace Prefix:</strong></td>
<td>us-gaap_</td>
</tr>
<tr>
<td><strong> Data Type:</strong></td>
<td>nonnum:textBlockItemType</td>
</tr>
<tr>
<td><strong> Balance Type:</strong></td>
<td>na</td>
</tr>
<tr>
<td><strong> Period Type:</strong></td>
<td>duration</td>
</tr>
</table></div>
</div></td></tr>
</table>
<table border="0" cellpadding="0" cellspacing="0" class="authRefData" style="display: none;" id="defref_us-gaap_SegmentReportingAbstract">
<tr><td class="hide"><a style="color: white;" href="javascript:void(0);" onclick="top.Show.hideAR();">X</a></td></tr>
<tr><td><div class="body" style="padding: 2px;">
<a href="javascript:void(0);" onclick="top.Show.toggleNext( this );">- References</a><div><p>No definition available.</p></div>
<a href="javascript:void(0);" onclick="top.Show.toggleNext( this );">+ Details</a><div style="display: none;"><table border="0" cellpadding="0" cellspacing="0">
<tr>
<td><strong> Name:</strong></td>
<td style="white-space:nowrap;">us-gaap_SegmentReportingAbstract</td>
</tr>
<tr>
<td style="padding-right: 4px;white-space:nowrap;"><strong> Namespace Prefix:</strong></td>
<td>us-gaap_</td>
</tr>
<tr>
<td><strong> Data Type:</strong></td>
<td>xbrli:stringItemType</td>
</tr>
<tr>
<td><strong> Balance Type:</strong></td>
<td>na</td>
</tr>
<tr>
<td><strong> Period Type:</strong></td>
<td>duration</td>
</tr>
</table></div>
</div></td></tr>
</table>
</div>
</body>
</html>
</TEXT>
</DOCUMENT>
<DOCUMENT>
<TYPE>XML
<SEQUENCE>35
<FILENAME>R24.htm
<DESCRIPTION>IDEA: XBRL DOCUMENT
<TEXT>
<html>
<head>
<title></title>
<link rel="stylesheet" type="text/css" href="report.css">
<script type="text/javascript" src="Show.js">/* Do Not Remove This Comment */</script><script type="text/javascript">
							function toggleNextSibling (e) {
							if (e.nextSibling.style.display=='none') {
							e.nextSibling.style.display='block';
							} else { e.nextSibling.style.display='none'; }
							}</script>
</head>
<body>
<span style="display: none;">v3.21.1</span><table class="report" border="0" cellspacing="2" id="idm140348366395560">
<tr>
<th class="tl" colspan="1" rowspan="2"><div style="width: 200px;"><strong>Revenue (Tables)<br></strong></div></th>
<th class="th" colspan="1">3 Months Ended</th>
</tr>
<tr><th class="th"><div>Mar. 31, 2021</div></th></tr>
<tr class="re">
<td class="pl " style="border-bottom: 0px;" valign="top"><a class="a" href="javascript:void(0);" onclick="top.Show.showAR( this, 'defref_us-gaap_RevenueFromContractWithCustomerAbstract', window );"><strong>Revenue from Contract with Customer [Abstract]</strong></a></td>
<td class="text">&#160;<span></span>
</td>
</tr>
<tr class="ro">
<td class="pl " style="border-bottom: 0px;" valign="top"><a class="a" href="javascript:void(0);" onclick="top.Show.showAR( this, 'defref_us-gaap_DisaggregationOfRevenueTableTextBlock', window );">Disaggregation of Revenue</a></td>
<td class="text"><div style="margin-bottom:3pt"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:9pt;font-weight:400;line-height:120%">We present our operating revenues to external customers, in total and by amounts arising from contracts with customers and alternative revenue program (ARP) arrangements, disaggregated by revenue source and segment for the three months ended March&#160;31, 2021 and 2020:</span></div><div style="margin-bottom:6pt"><table style="border-collapse:collapse;display:inline-table;margin-bottom:5pt;vertical-align:text-bottom;width:100.000%"><tr><td style="width:1.0%"/><td style="width:74.872%"/><td style="width:0.1%"/><td style="width:1.0%"/><td style="width:10.011%"/><td style="width:0.1%"/><td style="width:0.1%"/><td style="width:1.605%"/><td style="width:0.1%"/><td style="width:1.0%"/><td style="width:10.012%"/><td style="width:0.1%"/><td colspan="3" style="display:none"/><td colspan="3" style="display:none"/><td colspan="3" style="display:none"/><td colspan="3" style="display:none"/></tr><tr><td colspan="3" style="display:none"/><td colspan="3" style="display:none"/><td colspan="3" style="display:none"/><td colspan="3" style="display:none"/></tr><tr><td colspan="3" style="padding:2px 1pt;text-align:left;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-style:italic;font-weight:700;line-height:100%">(in thousands)</span></td><td colspan="3" style="padding:2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-style:italic;font-weight:700;line-height:120%">2021</span></td><td colspan="3" style="padding:0 1pt"/><td colspan="3" style="padding:2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-style:italic;font-weight:700;line-height:120%">2020</span></td><td colspan="3" style="display:none"/><td colspan="3" style="display:none"/><td colspan="3" style="display:none"/><td colspan="3" style="display:none"/></tr><tr style="height:3pt"><td colspan="3" style="border-top:1pt solid #000;padding:0 1pt"/><td colspan="3" style="border-top:1pt solid #000;padding:0 1pt"/><td colspan="3" style="border-top:1pt solid #000;padding:0 1pt"/><td colspan="3" style="border-top:1pt solid #000;padding:0 1pt"/><td colspan="3" style="display:none"/><td colspan="3" style="display:none"/><td colspan="3" style="display:none"/><td colspan="3" style="display:none"/></tr><tr><td colspan="3" style="background-color:#dbdbdb;padding:2px 1pt;text-align:left;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:100%">Operating Revenues</span></td><td colspan="3" style="background-color:#dbdbdb;padding:0 1pt"/><td colspan="3" style="background-color:#dbdbdb;padding:0 1pt"/><td colspan="3" style="background-color:#dbdbdb;padding:0 1pt"/><td colspan="3" style="display:none"/><td colspan="3" style="display:none"/><td colspan="3" style="display:none"/><td colspan="3" style="display:none"/></tr><tr><td colspan="3" style="background-color:#ffffff;padding:2px 1pt 2px 7pt;text-align:left;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:100%">Electric Segment</span></td><td colspan="3" style="background-color:#ffffff;padding:0 1pt"/><td colspan="3" style="background-color:#ffffff;padding:0 1pt"/><td colspan="3" style="background-color:#ffffff;padding:0 1pt"/><td colspan="3" style="display:none"/><td colspan="3" style="display:none"/><td colspan="3" style="display:none"/><td colspan="3" style="display:none"/></tr><tr><td colspan="3" style="background-color:#dbdbdb;padding:2px 1pt 2px 13pt;text-align:left;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%">Retail: Residential</span></td><td style="background-color:#dbdbdb;padding:2px 0 2px 1pt;text-align:left;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:100%">$</span></td><td style="background-color:#dbdbdb;padding:2px 0;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:100%">37,485</span><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%">&#160;</span></td><td style="background-color:#dbdbdb;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/><td colspan="3" style="background-color:#dbdbdb;padding:0 1pt"/><td style="background-color:#dbdbdb;padding:2px 0 2px 1pt;text-align:left;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%">$</span></td><td style="background-color:#dbdbdb;padding:2px 0;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%">35,839&#160;</span></td><td style="background-color:#dbdbdb;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/><td colspan="3" style="display:none"/><td colspan="3" style="display:none"/><td colspan="3" style="display:none"/><td colspan="3" style="display:none"/></tr><tr><td colspan="3" style="background-color:#ffffff;padding:2px 1pt 2px 13pt;text-align:left;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%">Retail: Commercial and Industrial</span></td><td colspan="2" style="background-color:#ffffff;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:100%">66,403</span><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%">&#160;</span></td><td style="background-color:#ffffff;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/><td colspan="3" style="background-color:#ffffff;padding:0 1pt"/><td colspan="2" style="background-color:#ffffff;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%">68,942&#160;</span></td><td style="background-color:#ffffff;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/><td colspan="3" style="display:none"/><td colspan="3" style="display:none"/><td colspan="3" style="display:none"/><td colspan="3" style="display:none"/></tr><tr><td colspan="3" style="background-color:#dbdbdb;padding:2px 1pt 2px 13pt;text-align:left;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%">Retail: Other</span></td><td colspan="2" style="background-color:#dbdbdb;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:120%">1,818</span><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">&#160;</span></td><td style="background-color:#dbdbdb;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/><td colspan="3" style="background-color:#dbdbdb;padding:0 1pt"/><td colspan="2" style="background-color:#dbdbdb;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%">1,822&#160;</span></td><td style="background-color:#dbdbdb;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/><td colspan="3" style="display:none"/><td colspan="3" style="display:none"/><td colspan="3" style="display:none"/><td colspan="3" style="display:none"/></tr><tr><td colspan="3" style="background-color:#ffffff;border-top:1pt solid #000;padding:2px 1pt 2px 13pt;text-align:left;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%">&#160;&#160;Total Retail</span></td><td colspan="2" style="background-color:#ffffff;border-top:1pt solid #000;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:120%">105,706</span><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">&#160;</span></td><td style="background-color:#ffffff;border-top:1pt solid #000;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/><td colspan="3" style="background-color:#ffffff;border-top:1pt solid #000;padding:0 1pt"/><td colspan="2" style="background-color:#ffffff;border-top:1pt solid #000;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%">106,603&#160;</span></td><td style="background-color:#ffffff;border-top:1pt solid #000;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/><td colspan="3" style="display:none"/><td colspan="3" style="display:none"/><td colspan="3" style="display:none"/><td colspan="3" style="display:none"/></tr><tr><td colspan="3" style="background-color:#dbdbdb;padding:2px 1pt 2px 13pt;text-align:left;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%">Transmission</span></td><td colspan="2" style="background-color:#dbdbdb;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:120%">11,944</span><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">&#160;</span></td><td style="background-color:#dbdbdb;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/><td colspan="3" style="background-color:#dbdbdb;padding:0 1pt"/><td colspan="2" style="background-color:#dbdbdb;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%">10,841&#160;</span></td><td style="background-color:#dbdbdb;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/><td colspan="3" style="display:none"/><td colspan="3" style="display:none"/><td colspan="3" style="display:none"/><td colspan="3" style="display:none"/></tr><tr><td colspan="3" style="background-color:#ffffff;padding:2px 1pt 2px 13pt;text-align:left;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%">Wholesale</span></td><td colspan="2" style="background-color:#ffffff;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:120%">4,507</span><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">&#160;</span></td><td style="background-color:#ffffff;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/><td colspan="3" style="background-color:#ffffff;padding:0 1pt"/><td colspan="2" style="background-color:#ffffff;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%">876&#160;</span></td><td style="background-color:#ffffff;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/><td colspan="3" style="display:none"/><td colspan="3" style="display:none"/><td colspan="3" style="display:none"/><td colspan="3" style="display:none"/></tr><tr><td colspan="3" style="background-color:#dbdbdb;padding:2px 1pt 2px 13pt;text-align:left;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%">Other</span></td><td colspan="2" style="background-color:#dbdbdb;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:120%">1,542</span><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">&#160;</span></td><td style="background-color:#dbdbdb;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/><td colspan="3" style="background-color:#dbdbdb;padding:0 1pt"/><td colspan="2" style="background-color:#dbdbdb;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%">1,550&#160;</span></td><td style="background-color:#dbdbdb;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/><td colspan="3" style="display:none"/><td colspan="3" style="display:none"/><td colspan="3" style="display:none"/><td colspan="3" style="display:none"/></tr><tr><td colspan="3" style="background-color:#ffffff;border-top:1pt solid #000;padding:2px 1pt 2px 19pt;text-align:left;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:100%">Total Electric Segment</span></td><td colspan="2" style="background-color:#ffffff;border-top:1pt solid #000;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:100%">123,699</span><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%">&#160;</span></td><td style="background-color:#ffffff;border-top:1pt solid #000;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/><td colspan="3" style="background-color:#ffffff;border-top:1pt solid #000;padding:0 1pt"/><td colspan="2" style="background-color:#ffffff;border-top:1pt solid #000;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%">119,870&#160;</span></td><td style="background-color:#ffffff;border-top:1pt solid #000;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/><td colspan="3" style="display:none"/><td colspan="3" style="display:none"/><td colspan="3" style="display:none"/><td colspan="3" style="display:none"/></tr><tr><td colspan="3" style="background-color:#dbdbdb;padding:2px 1pt 2px 7pt;text-align:left;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:100%">Manufacturing Segment</span></td><td colspan="3" style="background-color:#dbdbdb;padding:0 1pt"/><td colspan="3" style="background-color:#dbdbdb;padding:0 1pt"/><td colspan="3" style="background-color:#dbdbdb;padding:0 1pt"/><td colspan="3" style="display:none"/><td colspan="3" style="display:none"/><td colspan="3" style="display:none"/><td colspan="3" style="display:none"/></tr><tr><td colspan="3" style="background-color:#ffffff;padding:2px 1pt 2px 13pt;text-align:left;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%">Metal Parts and Tooling</span></td><td colspan="2" style="background-color:#ffffff;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:120%">62,673</span><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">&#160;</span></td><td style="background-color:#ffffff;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/><td colspan="3" style="background-color:#ffffff;padding:0 1pt"/><td colspan="2" style="background-color:#ffffff;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">57,211&#160;</span></td><td style="background-color:#ffffff;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/><td colspan="3" style="display:none"/><td colspan="3" style="display:none"/><td colspan="3" style="display:none"/><td colspan="3" style="display:none"/></tr><tr><td colspan="3" style="background-color:#dbdbdb;padding:2px 1pt 2px 13pt;text-align:left;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%">Plastic Products and Tooling</span></td><td colspan="2" style="background-color:#dbdbdb;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:120%">10,295</span><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">&#160;</span></td><td style="background-color:#dbdbdb;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/><td colspan="3" style="background-color:#dbdbdb;padding:0 1pt"/><td colspan="2" style="background-color:#dbdbdb;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">9,883&#160;</span></td><td style="background-color:#dbdbdb;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/><td colspan="3" style="display:none"/><td colspan="3" style="display:none"/><td colspan="3" style="display:none"/><td colspan="3" style="display:none"/></tr><tr><td colspan="3" style="background-color:#ffffff;padding:2px 1pt 2px 13pt;text-align:left;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%">Scrap Metal Sales</span></td><td colspan="2" style="background-color:#ffffff;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:120%">2,857</span><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">&#160;</span></td><td style="background-color:#ffffff;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/><td colspan="3" style="background-color:#ffffff;padding:0 1pt"/><td colspan="2" style="background-color:#ffffff;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">1,385&#160;</span></td><td style="background-color:#ffffff;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/><td colspan="3" style="display:none"/><td colspan="3" style="display:none"/><td colspan="3" style="display:none"/><td colspan="3" style="display:none"/></tr><tr><td colspan="3" style="background-color:#dbdbdb;border-top:1pt solid #000;padding:2px 1pt 2px 19pt;text-align:left;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:100%">Total Manufacturing Segment</span></td><td colspan="2" style="background-color:#dbdbdb;border-top:1pt solid #000;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:100%">75,825</span><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%">&#160;</span></td><td style="background-color:#dbdbdb;border-top:1pt solid #000;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/><td colspan="3" style="background-color:#dbdbdb;border-top:1pt solid #000;padding:0 1pt"/><td colspan="2" style="background-color:#dbdbdb;border-top:1pt solid #000;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%">68,479&#160;</span></td><td style="background-color:#dbdbdb;border-top:1pt solid #000;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/><td colspan="3" style="display:none"/><td colspan="3" style="display:none"/><td colspan="3" style="display:none"/><td colspan="3" style="display:none"/></tr><tr><td colspan="3" style="background-color:#ffffff;padding:2px 1pt 2px 7pt;text-align:left;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:100%">Plastics Segment</span></td><td colspan="3" style="background-color:#ffffff;padding:0 1pt"/><td colspan="3" style="background-color:#ffffff;padding:0 1pt"/><td colspan="3" style="background-color:#ffffff;padding:0 1pt"/><td colspan="3" style="display:none"/><td colspan="3" style="display:none"/><td colspan="3" style="display:none"/><td colspan="3" style="display:none"/></tr><tr><td colspan="3" style="background-color:#dbdbdb;padding:2px 1pt 2px 13pt;text-align:left;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%">PVC Pipe</span></td><td colspan="2" style="background-color:#dbdbdb;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:120%">62,186</span><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">&#160;</span></td><td style="background-color:#dbdbdb;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/><td colspan="3" style="background-color:#dbdbdb;padding:0 1pt"/><td colspan="2" style="background-color:#dbdbdb;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%">46,398&#160;</span></td><td style="background-color:#dbdbdb;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/><td colspan="3" style="display:none"/><td colspan="3" style="display:none"/><td colspan="3" style="display:none"/><td colspan="3" style="display:none"/></tr><tr><td colspan="3" style="background-color:#ffffff;border-top:1pt solid #000;padding:2px 1pt;text-align:left;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:100%">Total Operating Revenue</span></td><td colspan="2" style="background-color:#ffffff;border-top:1pt solid #000;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:100%">261,710</span><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%">&#160;</span></td><td style="background-color:#ffffff;border-top:1pt solid #000;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/><td colspan="3" style="background-color:#ffffff;border-top:1pt solid #000;padding:0 1pt"/><td colspan="2" style="background-color:#ffffff;border-top:1pt solid #000;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%">234,747&#160;</span></td><td style="background-color:#ffffff;border-top:1pt solid #000;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/><td colspan="3" style="display:none"/><td colspan="3" style="display:none"/><td colspan="3" style="display:none"/><td colspan="3" style="display:none"/></tr><tr><td colspan="3" style="background-color:#dbdbdb;padding:2px 1pt;text-align:left;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:100%">Less: Noncontract Revenues Included Above</span></td><td colspan="3" style="background-color:#dbdbdb;padding:0 1pt"/><td colspan="3" style="background-color:#dbdbdb;padding:0 1pt"/><td colspan="3" style="background-color:#dbdbdb;padding:0 1pt"/><td colspan="3" style="display:none"/><td colspan="3" style="display:none"/><td colspan="3" style="display:none"/><td colspan="3" style="display:none"/></tr><tr><td colspan="3" style="background-color:#ffffff;padding:2px 1pt 2px 7pt;text-align:left;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%">Electric Segment - Alternative Revenue Program Revenues</span></td><td colspan="2" style="background-color:#ffffff;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:100%">(975)</span></td><td style="background-color:#ffffff;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/><td colspan="3" style="background-color:#ffffff;padding:0 1pt"/><td colspan="2" style="background-color:#ffffff;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%">(87)</span></td><td style="background-color:#ffffff;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/><td colspan="3" style="display:none"/><td colspan="3" style="display:none"/><td colspan="3" style="display:none"/><td colspan="3" style="display:none"/></tr><tr><td colspan="3" style="background-color:#dbdbdb;border-top:1pt solid #000;padding:2px 1pt;text-align:left;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:100%">Total Operating Revenues from Contracts with Customers</span></td><td style="background-color:#dbdbdb;border-top:1pt solid #000;padding:2px 0 2px 1pt;text-align:left;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:100%">$</span></td><td style="background-color:#dbdbdb;border-top:1pt solid #000;padding:2px 0;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:100%">262,685</span><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%">&#160;</span></td><td style="background-color:#dbdbdb;border-top:1pt solid #000;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/><td colspan="3" style="background-color:#dbdbdb;border-top:1pt solid #000;padding:0 1pt"/><td style="background-color:#dbdbdb;border-top:1pt solid #000;padding:2px 0 2px 1pt;text-align:left;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%">$</span></td><td style="background-color:#dbdbdb;border-top:1pt solid #000;padding:2px 0;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%">234,834&#160;</span></td><td style="background-color:#dbdbdb;border-top:1pt solid #000;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/><td colspan="3" style="display:none"/><td colspan="3" style="display:none"/><td colspan="3" style="display:none"/><td colspan="3" style="display:none"/></tr></table></div><span></span>
</td>
</tr>
</table>
<div style="display: none;">
<table border="0" cellpadding="0" cellspacing="0" class="authRefData" style="display: none;" id="defref_us-gaap_DisaggregationOfRevenueTableTextBlock">
<tr><td class="hide"><a style="color: white;" href="javascript:void(0);" onclick="top.Show.hideAR();">X</a></td></tr>
<tr><td><div class="body" style="padding: 2px;">
<a href="javascript:void(0);" onclick="top.Show.toggleNext( this );">- Definition</a><div><p>Tabular disclosure of disaggregation of revenue into categories depicting how nature, amount, timing, and uncertainty of revenue and cash flows are affected by economic factor.</p></div>
<a href="javascript:void(0);" onclick="top.Show.toggleNext( this );">+ References</a><div style="display: none;"><p>Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef<br> -Publisher FASB<br> -Name Accounting Standards Codification<br> -Topic 606<br> -SubTopic 10<br> -Section 50<br> -Paragraph 5<br> -URI http://asc.fasb.org/extlink&amp;oid=121604090&amp;loc=SL49130545-203045<br></p></div>
<a href="javascript:void(0);" onclick="top.Show.toggleNext( this );">+ Details</a><div style="display: none;"><table border="0" cellpadding="0" cellspacing="0">
<tr>
<td><strong> Name:</strong></td>
<td style="white-space:nowrap;">us-gaap_DisaggregationOfRevenueTableTextBlock</td>
</tr>
<tr>
<td style="padding-right: 4px;white-space:nowrap;"><strong> Namespace Prefix:</strong></td>
<td>us-gaap_</td>
</tr>
<tr>
<td><strong> Data Type:</strong></td>
<td>nonnum:textBlockItemType</td>
</tr>
<tr>
<td><strong> Balance Type:</strong></td>
<td>na</td>
</tr>
<tr>
<td><strong> Period Type:</strong></td>
<td>duration</td>
</tr>
</table></div>
</div></td></tr>
</table>
<table border="0" cellpadding="0" cellspacing="0" class="authRefData" style="display: none;" id="defref_us-gaap_RevenueFromContractWithCustomerAbstract">
<tr><td class="hide"><a style="color: white;" href="javascript:void(0);" onclick="top.Show.hideAR();">X</a></td></tr>
<tr><td><div class="body" style="padding: 2px;">
<a href="javascript:void(0);" onclick="top.Show.toggleNext( this );">- References</a><div><p>No definition available.</p></div>
<a href="javascript:void(0);" onclick="top.Show.toggleNext( this );">+ Details</a><div style="display: none;"><table border="0" cellpadding="0" cellspacing="0">
<tr>
<td><strong> Name:</strong></td>
<td style="white-space:nowrap;">us-gaap_RevenueFromContractWithCustomerAbstract</td>
</tr>
<tr>
<td style="padding-right: 4px;white-space:nowrap;"><strong> Namespace Prefix:</strong></td>
<td>us-gaap_</td>
</tr>
<tr>
<td><strong> Data Type:</strong></td>
<td>xbrli:stringItemType</td>
</tr>
<tr>
<td><strong> Balance Type:</strong></td>
<td>na</td>
</tr>
<tr>
<td><strong> Period Type:</strong></td>
<td>duration</td>
</tr>
</table></div>
</div></td></tr>
</table>
</div>
</body>
</html>
</TEXT>
</DOCUMENT>
<DOCUMENT>
<TYPE>XML
<SEQUENCE>36
<FILENAME>R25.htm
<DESCRIPTION>IDEA: XBRL DOCUMENT
<TEXT>
<html>
<head>
<title></title>
<link rel="stylesheet" type="text/css" href="report.css">
<script type="text/javascript" src="Show.js">/* Do Not Remove This Comment */</script><script type="text/javascript">
							function toggleNextSibling (e) {
							if (e.nextSibling.style.display=='none') {
							e.nextSibling.style.display='block';
							} else { e.nextSibling.style.display='none'; }
							}</script>
</head>
<body>
<span style="display: none;">v3.21.1</span><table class="report" border="0" cellspacing="2" id="idm140348370212872">
<tr>
<th class="tl" colspan="1" rowspan="2"><div style="width: 200px;"><strong>Select Balance Sheet Information (Tables)<br></strong></div></th>
<th class="th" colspan="1">3 Months Ended</th>
</tr>
<tr><th class="th"><div>Mar. 31, 2021</div></th></tr>
<tr class="re">
<td class="pl " style="border-bottom: 0px;" valign="top"><a class="a" href="javascript:void(0);" onclick="top.Show.showAR( this, 'defref_us-gaap_OrganizationConsolidationAndPresentationOfFinancialStatementsAbstract', window );"><strong>Organization, Consolidation and Presentation of Financial Statements [Abstract]</strong></a></td>
<td class="text">&#160;<span></span>
</td>
</tr>
<tr class="ro">
<td class="pl " style="border-bottom: 0px;" valign="top"><a class="a" href="javascript:void(0);" onclick="top.Show.showAR( this, 'defref_us-gaap_ScheduleOfAccountsNotesLoansAndFinancingReceivableTextBlock', window );">Schedule of Receivables</a></td>
<td class="text"><div style="margin-bottom:3pt"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:9pt;font-weight:400;line-height:120%">Receivables as of March&#160;31, 2021 and December&#160;31, 2020 are as follows:</span></div><div style="margin-bottom:6pt"><table style="border-collapse:collapse;display:inline-table;margin-bottom:5pt;vertical-align:text-bottom;width:100.000%"><tr><td style="width:1.0%"/><td style="width:74.872%"/><td style="width:0.1%"/><td style="width:1.0%"/><td style="width:10.011%"/><td style="width:0.1%"/><td style="width:0.1%"/><td style="width:1.605%"/><td style="width:0.1%"/><td style="width:1.0%"/><td style="width:10.012%"/><td style="width:0.1%"/></tr><tr><td colspan="3" style="padding:2px 1pt;text-align:left;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-style:italic;font-weight:700;line-height:100%">(in thousands)</span></td><td colspan="3" style="padding:2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-style:italic;font-weight:700;line-height:120%">March 31,<br/>2021</span></td><td colspan="3" style="padding:0 1pt"/><td colspan="3" style="padding:2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-style:italic;font-weight:700;line-height:120%">December 31,<br/>2020</span></td></tr><tr style="height:3pt"><td colspan="3" style="border-top:1pt solid #000;padding:0 1pt"/><td colspan="3" style="border-top:1pt solid #000;padding:0 1pt"/><td colspan="3" style="border-top:1pt solid #000;padding:0 1pt"/><td colspan="3" style="border-top:1pt solid #000;padding:0 1pt"/></tr><tr><td colspan="3" style="background-color:#dbdbdb;padding:2px 1pt;text-align:left;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%">Receivables</span></td><td colspan="3" style="background-color:#dbdbdb;padding:0 1pt"/><td colspan="3" style="background-color:#dbdbdb;padding:0 1pt"/><td colspan="3" style="background-color:#dbdbdb;padding:0 1pt"/></tr><tr><td colspan="3" style="background-color:#ffffff;padding:2px 1pt 2px 7pt;text-align:left;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%">Trade</span></td><td style="background-color:#ffffff;padding:2px 0 2px 1pt;text-align:left;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:100%">$</span></td><td style="background-color:#ffffff;padding:2px 0;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:100%">112,060</span><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%">&#160;</span></td><td style="background-color:#ffffff;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/><td colspan="3" style="background-color:#ffffff;padding:0 1pt"/><td style="background-color:#ffffff;padding:2px 0 2px 1pt;text-align:left;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%">$</span></td><td style="background-color:#ffffff;padding:2px 0;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%">87,048&#160;</span></td><td style="background-color:#ffffff;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/></tr><tr><td colspan="3" style="background-color:#dbdbdb;padding:2px 1pt 2px 7pt;text-align:left;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%">Other</span></td><td colspan="2" style="background-color:#dbdbdb;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:100%">6,982</span><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%">&#160;</span></td><td style="background-color:#dbdbdb;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/><td colspan="3" style="background-color:#dbdbdb;padding:0 1pt"/><td colspan="2" style="background-color:#dbdbdb;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%">8,939&#160;</span></td><td style="background-color:#dbdbdb;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/></tr><tr><td colspan="3" style="background-color:#ffffff;padding:2px 1pt;text-align:left;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%">Unbilled Receivables</span></td><td colspan="2" style="background-color:#ffffff;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:100%">18,331</span><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%">&#160;</span></td><td style="background-color:#ffffff;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/><td colspan="3" style="background-color:#ffffff;padding:0 1pt"/><td colspan="2" style="background-color:#ffffff;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%">21,187&#160;</span></td><td style="background-color:#ffffff;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/></tr><tr><td colspan="3" style="background-color:#dbdbdb;border-top:1pt solid #000;padding:2px 1pt;text-align:left;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%">Total Receivables</span></td><td colspan="2" style="background-color:#dbdbdb;border-top:1pt solid #000;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:100%">137,373</span><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%">&#160;</span></td><td style="background-color:#dbdbdb;border-top:1pt solid #000;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/><td colspan="3" style="background-color:#dbdbdb;border-top:1pt solid #000;padding:0 1pt"/><td colspan="2" style="background-color:#dbdbdb;border-top:1pt solid #000;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%">117,174&#160;</span></td><td style="background-color:#dbdbdb;border-top:1pt solid #000;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/></tr><tr><td colspan="3" style="background-color:#ffffff;padding:2px 1pt;text-align:left;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%">Less Allowance for Credit Losses</span></td><td colspan="2" style="background-color:#ffffff;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:100%">2,983</span><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%">&#160;</span></td><td style="background-color:#ffffff;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/><td colspan="3" style="background-color:#ffffff;padding:0 1pt"/><td colspan="2" style="background-color:#ffffff;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%">3,215&#160;</span></td><td style="background-color:#ffffff;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/></tr><tr><td colspan="3" style="background-color:#dbdbdb;border-top:1pt solid #000;padding:2px 1pt;text-align:left;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:100%">Receivables, net of allowance for credit losses</span></td><td style="background-color:#dbdbdb;border-top:1pt solid #000;padding:2px 0 2px 1pt;text-align:left;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:100%">$</span></td><td style="background-color:#dbdbdb;border-top:1pt solid #000;padding:2px 0;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:100%">134,390</span><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%">&#160;</span></td><td style="background-color:#dbdbdb;border-top:1pt solid #000;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/><td colspan="3" style="background-color:#dbdbdb;border-top:1pt solid #000;padding:0 1pt"/><td style="background-color:#dbdbdb;border-top:1pt solid #000;padding:2px 0 2px 1pt;text-align:left;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%">$</span></td><td style="background-color:#dbdbdb;border-top:1pt solid #000;padding:2px 0;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%">113,959&#160;</span></td><td style="background-color:#dbdbdb;border-top:1pt solid #000;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/></tr></table></div><span></span>
</td>
</tr>
<tr class="re">
<td class="pl " style="border-bottom: 0px;" valign="top"><a class="a" href="javascript:void(0);" onclick="top.Show.showAR( this, 'defref_us-gaap_AccountsReceivableAllowanceForCreditLossTableTextBlock', window );">Summary of Activity in Allowance for Credit Losses</a></td>
<td class="text"><div style="margin-bottom:3pt;margin-top:6pt"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:9pt;font-weight:400;line-height:120%">The following is a summary of activity in the allowance for credit losses for the three months ended March&#160;31, 2021 and 2020:</span></div><div style="margin-bottom:6pt;margin-top:6pt"><table style="border-collapse:collapse;display:inline-table;margin-bottom:5pt;vertical-align:text-bottom;width:100.000%"><tr><td style="width:1.0%"/><td style="width:74.872%"/><td style="width:0.1%"/><td style="width:1.0%"/><td style="width:10.011%"/><td style="width:0.1%"/><td style="width:0.1%"/><td style="width:1.605%"/><td style="width:0.1%"/><td style="width:1.0%"/><td style="width:10.012%"/><td style="width:0.1%"/></tr><tr><td colspan="3" style="padding:2px 1pt;text-align:left;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-style:italic;font-weight:700;line-height:100%">(in thousands)</span></td><td colspan="3" style="padding:2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-style:italic;font-weight:700;line-height:120%">2021</span></td><td colspan="3" style="padding:0 1pt"/><td colspan="3" style="padding:2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-style:italic;font-weight:700;line-height:120%">2020</span></td></tr><tr style="height:3pt"><td colspan="3" style="border-top:1pt solid #000;padding:0 1pt"/><td colspan="3" style="border-top:1pt solid #000;padding:0 1pt"/><td colspan="3" style="border-top:1pt solid #000;padding:0 1pt"/><td colspan="3" style="border-top:1pt solid #000;padding:0 1pt"/></tr><tr><td colspan="3" style="background-color:#dbdbdb;padding:2px 1pt;text-align:left;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:100%">Beginning Balance, January 1</span></td><td style="background-color:#dbdbdb;padding:2px 0 2px 1pt;text-align:left;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:100%">$</span></td><td style="background-color:#dbdbdb;padding:2px 0;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:100%">3,215</span><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%">&#160;</span></td><td style="background-color:#dbdbdb;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/><td colspan="3" style="background-color:#dbdbdb;padding:0 1pt"/><td style="background-color:#dbdbdb;padding:2px 0 2px 1pt;text-align:left;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%">$</span></td><td style="background-color:#dbdbdb;padding:2px 0;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%">1,339&#160;</span></td><td style="background-color:#dbdbdb;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/></tr><tr><td colspan="3" style="background-color:#ffffff;padding:2px 1pt 2px 7pt;text-align:left;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%">Additions Charged to Expense</span></td><td colspan="2" style="background-color:#ffffff;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:100%">211</span><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%">&#160;</span></td><td style="background-color:#ffffff;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/><td colspan="3" style="background-color:#ffffff;padding:0 1pt"/><td colspan="2" style="background-color:#ffffff;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%">635&#160;</span></td><td style="background-color:#ffffff;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/></tr><tr><td colspan="3" style="background-color:#dbdbdb;padding:2px 1pt 2px 7pt;text-align:left;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%">Reductions for Amounts Written-Off, Net of Recoveries</span></td><td colspan="2" style="background-color:#dbdbdb;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:100%">(443)</span></td><td style="background-color:#dbdbdb;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/><td colspan="3" style="background-color:#dbdbdb;padding:0 1pt"/><td colspan="2" style="background-color:#dbdbdb;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%">(293)</span></td><td style="background-color:#dbdbdb;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/></tr><tr><td colspan="3" style="background-color:#ffffff;border-top:1pt solid #000;padding:2px 1pt;text-align:left;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:100%">Ending Balance, March 31</span></td><td style="background-color:#ffffff;border-top:1pt solid #000;padding:2px 0 2px 1pt;text-align:left;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:100%">$</span></td><td style="background-color:#ffffff;border-top:1pt solid #000;padding:2px 0;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:100%">2,983</span><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%">&#160;</span></td><td style="background-color:#ffffff;border-top:1pt solid #000;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/><td colspan="3" style="background-color:#ffffff;border-top:1pt solid #000;padding:0 1pt"/><td style="background-color:#ffffff;border-top:1pt solid #000;padding:2px 0 2px 1pt;text-align:left;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%">$</span></td><td style="background-color:#ffffff;border-top:1pt solid #000;padding:2px 0;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%">1,681&#160;</span></td><td style="background-color:#ffffff;border-top:1pt solid #000;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/></tr></table></div><span></span>
</td>
</tr>
<tr class="ro">
<td class="pl " style="border-bottom: 0px;" valign="top"><a class="a" href="javascript:void(0);" onclick="top.Show.showAR( this, 'defref_us-gaap_ScheduleOfInventoryCurrentTableTextBlock', window );">Schedule of Inventories</a></td>
<td class="text"><div><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:9pt;font-weight:400;line-height:120%">Inventories consist of the following as of March&#160;31, 2021 and December&#160;31, 2020:</span></div><div style="margin-bottom:3pt"><table style="border-collapse:collapse;display:inline-table;margin-bottom:5pt;vertical-align:text-bottom;width:100.000%"><tr><td style="width:1.0%"/><td style="width:74.872%"/><td style="width:0.1%"/><td style="width:1.0%"/><td style="width:10.011%"/><td style="width:0.1%"/><td style="width:0.1%"/><td style="width:1.605%"/><td style="width:0.1%"/><td style="width:1.0%"/><td style="width:10.012%"/><td style="width:0.1%"/></tr><tr><td colspan="3" style="padding:2px 1pt;text-align:left;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-style:italic;font-weight:700;line-height:120%">(in thousands)</span></td><td colspan="3" style="padding:2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-style:italic;font-weight:700;line-height:120%">March 31,<br/>2021</span></td><td colspan="3" style="padding:0 1pt"/><td colspan="3" style="padding:2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-style:italic;font-weight:700;line-height:120%">December 31,<br/>2020</span></td></tr><tr style="height:3pt"><td colspan="3" style="border-top:1pt solid #000;padding:0 1pt"/><td colspan="3" style="border-top:1pt solid #000;padding:0 1pt"/><td colspan="3" style="border-top:1pt solid #000;padding:0 1pt"/><td colspan="3" style="border-top:1pt solid #000;padding:0 1pt"/></tr><tr><td colspan="3" style="background-color:#dbdbdb;padding:2px 1pt;text-align:left;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">Finished Goods</span></td><td style="background-color:#dbdbdb;padding:2px 0 2px 1pt;text-align:left;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:120%">$</span></td><td style="background-color:#dbdbdb;padding:2px 0;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:120%">20,567</span><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">&#160;</span></td><td style="background-color:#dbdbdb;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/><td colspan="3" style="background-color:#dbdbdb;padding:0 1pt"/><td style="background-color:#dbdbdb;padding:2px 0 2px 1pt;text-align:left;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">$</span></td><td style="background-color:#dbdbdb;padding:2px 0;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">22,046&#160;</span></td><td style="background-color:#dbdbdb;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/></tr><tr><td colspan="3" style="background-color:#ffffff;padding:2px 1pt;text-align:left;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">Work in Process</span></td><td colspan="2" style="background-color:#ffffff;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:120%">19,324</span><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">&#160;</span></td><td style="background-color:#ffffff;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/><td colspan="3" style="background-color:#ffffff;padding:0 1pt"/><td colspan="2" style="background-color:#ffffff;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">16,210&#160;</span></td><td style="background-color:#ffffff;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/></tr><tr><td colspan="3" style="background-color:#dbdbdb;padding:2px 1pt;text-align:left;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">Raw Material, Fuel and Supplies</span></td><td colspan="2" style="background-color:#dbdbdb;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:120%">52,535</span><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">&#160;</span></td><td style="background-color:#dbdbdb;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/><td colspan="3" style="background-color:#dbdbdb;padding:0 1pt"/><td colspan="2" style="background-color:#dbdbdb;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">53,909&#160;</span></td><td style="background-color:#dbdbdb;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/></tr><tr><td colspan="3" style="background-color:#ffffff;border-top:1pt solid #000;padding:2px 1pt 2px 1.75pt;text-align:left;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:120%">Total Inventories</span></td><td style="background-color:#ffffff;border-top:1pt solid #000;padding:2px 0 2px 1pt;text-align:left;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:120%">$</span></td><td style="background-color:#ffffff;border-top:1pt solid #000;padding:2px 0;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:120%">92,426</span><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">&#160;</span></td><td style="background-color:#ffffff;border-top:1pt solid #000;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/><td colspan="3" style="background-color:#ffffff;border-top:1pt solid #000;padding:0 1pt"/><td style="background-color:#ffffff;border-top:1pt solid #000;padding:2px 0 2px 1pt;text-align:left;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">$</span></td><td style="background-color:#ffffff;border-top:1pt solid #000;padding:2px 0;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">92,165&#160;</span></td><td style="background-color:#ffffff;border-top:1pt solid #000;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/></tr></table></div><span></span>
</td>
</tr>
<tr class="re">
<td class="pl " style="border-bottom: 0px;" valign="top"><a class="a" href="javascript:void(0);" onclick="top.Show.showAR( this, 'defref_us-gaap_InvestmentTableTextBlock', window );">Schedule of Investments</a></td>
<td class="text"><div style="margin-bottom:3pt"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:9pt;font-weight:400;line-height:120%">The following is a summary of our investments at March&#160;31, 2021 and December&#160;31, 2020:</span></div><div style="margin-bottom:6pt"><table style="border-collapse:collapse;display:inline-table;margin-bottom:5pt;vertical-align:text-bottom;width:100.000%"><tr><td style="width:1.0%"/><td style="width:74.872%"/><td style="width:0.1%"/><td style="width:1.0%"/><td style="width:10.011%"/><td style="width:0.1%"/><td style="width:0.1%"/><td style="width:1.605%"/><td style="width:0.1%"/><td style="width:1.0%"/><td style="width:10.012%"/><td style="width:0.1%"/></tr><tr><td colspan="3" style="padding:2px 1pt;text-align:left;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-style:italic;font-weight:700;line-height:120%">(in thousands)</span></td><td colspan="3" style="padding:2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-style:italic;font-weight:700;line-height:120%">March 31,<br/>2021</span></td><td colspan="3" style="padding:0 1pt"/><td colspan="3" style="padding:2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-style:italic;font-weight:700;line-height:120%">December 31,<br/>2020</span></td></tr><tr style="height:3pt"><td colspan="3" style="border-top:1pt solid #000;padding:0 1pt"/><td colspan="3" style="border-top:1pt solid #000;padding:0 1pt"/><td colspan="3" style="border-top:1pt solid #000;padding:0 1pt"/><td colspan="3" style="border-top:1pt solid #000;padding:0 1pt"/></tr><tr><td colspan="3" style="background-color:#dbdbdb;padding:2px 1pt;text-align:left;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">Corporate-Owned Life Insurance Policies</span></td><td style="background-color:#dbdbdb;padding:2px 0 2px 1pt;text-align:left;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:120%">$</span></td><td style="background-color:#dbdbdb;padding:2px 0;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:120%">38,205</span><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">&#160;</span></td><td style="background-color:#dbdbdb;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/><td colspan="3" style="background-color:#dbdbdb;padding:0 1pt"/><td style="background-color:#dbdbdb;padding:2px 0 2px 1pt;text-align:left;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">$</span></td><td style="background-color:#dbdbdb;padding:2px 0;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">36,825&#160;</span></td><td style="background-color:#dbdbdb;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/></tr><tr><td colspan="3" style="background-color:#ffffff;padding:2px 1pt;text-align:left;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">Debt Securities</span></td><td colspan="2" style="background-color:#ffffff;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:120%">9,209</span><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">&#160;</span></td><td style="background-color:#ffffff;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/><td colspan="3" style="background-color:#ffffff;padding:0 1pt"/><td colspan="2" style="background-color:#ffffff;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">9,260&#160;</span></td><td style="background-color:#ffffff;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/></tr><tr><td colspan="3" style="background-color:#dbdbdb;padding:2px 1pt;text-align:left;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">Money Market Funds</span></td><td colspan="2" style="background-color:#dbdbdb;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:120%">1,862</span><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">&#160;</span></td><td style="background-color:#dbdbdb;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/><td colspan="3" style="background-color:#dbdbdb;padding:0 1pt"/><td colspan="2" style="background-color:#dbdbdb;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">4,075&#160;</span></td><td style="background-color:#dbdbdb;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/></tr><tr><td colspan="3" style="background-color:#ffffff;padding:2px 1pt;text-align:left;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">Mutual Funds</span></td><td colspan="2" style="background-color:#ffffff;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:120%">5,141</span><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">&#160;</span></td><td style="background-color:#ffffff;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/><td colspan="3" style="background-color:#ffffff;padding:0 1pt"/><td colspan="2" style="background-color:#ffffff;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">1,662&#160;</span></td><td style="background-color:#ffffff;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/></tr><tr><td colspan="3" style="background-color:#dbdbdb;padding:2px 1pt;text-align:left;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">Other Investments</span></td><td colspan="2" style="background-color:#dbdbdb;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:120%">29</span><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">&#160;</span></td><td style="background-color:#dbdbdb;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/><td colspan="3" style="background-color:#dbdbdb;padding:0 1pt"/><td colspan="2" style="background-color:#dbdbdb;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">34&#160;</span></td><td style="background-color:#dbdbdb;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/></tr><tr><td colspan="3" style="background-color:#ffffff;border-top:1pt solid #000;padding:2px 1pt;text-align:left;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:120%">Total Investments</span></td><td style="background-color:#ffffff;border-top:1pt solid #000;padding:2px 0 2px 1pt;text-align:left;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:120%">$</span></td><td style="background-color:#ffffff;border-top:1pt solid #000;padding:2px 0;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:120%">54,446</span><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">&#160;</span></td><td style="background-color:#ffffff;border-top:1pt solid #000;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/><td colspan="3" style="background-color:#ffffff;border-top:1pt solid #000;padding:0 1pt"/><td style="background-color:#ffffff;border-top:1pt solid #000;padding:2px 0 2px 1pt;text-align:left;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">$</span></td><td style="background-color:#ffffff;border-top:1pt solid #000;padding:2px 0;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">51,856&#160;</span></td><td style="background-color:#ffffff;border-top:1pt solid #000;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/></tr></table></div><span></span>
</td>
</tr>
<tr class="ro">
<td class="pl " style="border-bottom: 0px;" valign="top"><a class="a" href="javascript:void(0);" onclick="top.Show.showAR( this, 'defref_us-gaap_PropertyPlantAndEquipmentTextBlock', window );">Schedule of Property, Plant and Equipment</a></td>
<td class="text"><div style="margin-bottom:3pt"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:9pt;font-weight:400;line-height:120%">Major classes of property, plant and equipment as of March&#160;31, 2021 and December&#160;31, 2020 include:</span></div><div><table style="border-collapse:collapse;display:inline-table;margin-bottom:5pt;vertical-align:text-bottom;width:100.000%"><tr><td style="width:1.0%"/><td style="width:74.872%"/><td style="width:0.1%"/><td style="width:1.0%"/><td style="width:10.011%"/><td style="width:0.1%"/><td style="width:0.1%"/><td style="width:1.605%"/><td style="width:0.1%"/><td style="width:1.0%"/><td style="width:10.012%"/><td style="width:0.1%"/></tr><tr><td colspan="3" style="padding:2px 1pt;text-align:left;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-style:italic;font-weight:700;line-height:120%">(in thousands)</span></td><td colspan="3" style="padding:2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-style:italic;font-weight:700;line-height:120%">March 31,<br/>2021</span></td><td colspan="3" style="padding:0 1pt"/><td colspan="3" style="padding:2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-style:italic;font-weight:700;line-height:120%">December 31,<br/>2020</span></td></tr><tr style="height:3pt"><td colspan="3" style="border-top:1pt solid #000;padding:0 1pt"/><td colspan="3" style="border-top:1pt solid #000;padding:0 1pt"/><td colspan="3" style="border-top:1pt solid #000;padding:0 1pt"/><td colspan="3" style="border-top:1pt solid #000;padding:0 1pt"/></tr><tr><td colspan="3" style="background-color:#dbdbdb;padding:2px 1pt;text-align:left;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:120%">Electric Plant in Service</span></td><td colspan="3" style="background-color:#dbdbdb;padding:2px 1pt;text-align:left;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:120%">&#160;</span></td><td colspan="3" style="background-color:#dbdbdb;padding:0 1pt"/><td colspan="3" style="background-color:#dbdbdb;padding:2px 1pt;text-align:left;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:120%">&#160;</span></td></tr><tr><td colspan="3" style="background-color:#ffffff;padding:2px 1pt 2px 7pt;text-align:left;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">Electric Plant in Service</span></td><td colspan="2" style="background-color:#ffffff;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:120%">2,682,884</span><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">&#160;</span></td><td style="background-color:#ffffff;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/><td colspan="3" style="background-color:#ffffff;padding:0 1pt"/><td colspan="2" style="background-color:#ffffff;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">2,531,352&#160;</span></td><td style="background-color:#ffffff;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/></tr><tr><td colspan="3" style="background-color:#dbdbdb;padding:2px 1pt 2px 7pt;text-align:left;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">Construction Work in Progress</span></td><td colspan="2" style="background-color:#dbdbdb;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:120%">77,676</span><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">&#160;</span></td><td style="background-color:#dbdbdb;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/><td colspan="3" style="background-color:#dbdbdb;padding:0 1pt"/><td colspan="2" style="background-color:#dbdbdb;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">203,078&#160;</span></td><td style="background-color:#dbdbdb;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/></tr><tr><td colspan="3" style="background-color:#ffffff;border-top:1pt solid #000;padding:2px 1pt 2px 13pt;text-align:left;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">Total Gross Electric Plant</span></td><td colspan="2" style="background-color:#ffffff;border-top:1pt solid #000;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:120%">2,760,560</span><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">&#160;</span></td><td style="background-color:#ffffff;border-top:1pt solid #000;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/><td colspan="3" style="background-color:#ffffff;border-top:1pt solid #000;padding:0 1pt"/><td colspan="2" style="background-color:#ffffff;border-top:1pt solid #000;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">2,734,430&#160;</span></td><td style="background-color:#ffffff;border-top:1pt solid #000;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/></tr><tr><td colspan="3" style="background-color:#dbdbdb;padding:2px 1pt 2px 7pt;text-align:left;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">Less Accumulated Depreciation and Amortization</span></td><td colspan="2" style="background-color:#dbdbdb;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:120%">796,161</span><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">&#160;</span></td><td style="background-color:#dbdbdb;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/><td colspan="3" style="background-color:#dbdbdb;padding:0 1pt"/><td colspan="2" style="background-color:#dbdbdb;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">778,988&#160;</span></td><td style="background-color:#dbdbdb;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/></tr><tr><td colspan="3" style="background-color:#ffffff;border-top:1pt solid #000;padding:2px 1pt 2px 13.75pt;text-align:left;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">Net Electric Plant</span></td><td style="background-color:#ffffff;border-top:1pt solid #000;padding:2px 0 2px 1pt;text-align:left;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:120%">$</span></td><td style="background-color:#ffffff;border-top:1pt solid #000;padding:2px 0;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:120%">1,964,399</span><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">&#160;</span></td><td style="background-color:#ffffff;border-top:1pt solid #000;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/><td colspan="3" style="background-color:#ffffff;border-top:1pt solid #000;padding:0 1pt"/><td style="background-color:#ffffff;border-top:1pt solid #000;padding:2px 0 2px 1pt;text-align:left;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">$</span></td><td style="background-color:#ffffff;border-top:1pt solid #000;padding:2px 0;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">1,955,442&#160;</span></td><td style="background-color:#ffffff;border-top:1pt solid #000;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/></tr><tr><td colspan="3" style="background-color:#dbdbdb;padding:2px 1pt;text-align:left;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:120%">Nonelectric Property, Plant and Equipment</span></td><td colspan="3" style="background-color:#dbdbdb;padding:0 1pt"/><td colspan="3" style="background-color:#dbdbdb;padding:0 1pt"/><td colspan="3" style="background-color:#dbdbdb;padding:0 1pt"/></tr><tr><td colspan="3" style="background-color:#ffffff;padding:2px 1pt 2px 7pt;text-align:left;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">Nonelectric Property, Plant and Equipment in Service</span></td><td colspan="2" style="background-color:#ffffff;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:120%">259,975</span><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">&#160;</span></td><td style="background-color:#ffffff;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/><td colspan="3" style="background-color:#ffffff;padding:0 1pt"/><td colspan="2" style="background-color:#ffffff;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">258,730&#160;</span></td><td style="background-color:#ffffff;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/></tr><tr><td colspan="3" style="background-color:#dbdbdb;padding:2px 1pt 2px 7pt;text-align:left;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">Construction Work in Progress</span></td><td colspan="2" style="background-color:#dbdbdb;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:120%">12,086</span><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">&#160;</span></td><td style="background-color:#dbdbdb;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/><td colspan="3" style="background-color:#dbdbdb;padding:0 1pt"/><td colspan="2" style="background-color:#dbdbdb;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">9,290&#160;</span></td><td style="background-color:#dbdbdb;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/></tr><tr><td colspan="3" style="background-color:#ffffff;border-top:1pt solid #000;padding:2px 1pt 2px 13pt;text-align:left;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">Total Gross Nonelectric Property, Plant and Equipment</span></td><td colspan="2" style="background-color:#ffffff;border-top:1pt solid #000;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:120%">272,061</span><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">&#160;</span></td><td style="background-color:#ffffff;border-top:1pt solid #000;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/><td colspan="3" style="background-color:#ffffff;border-top:1pt solid #000;padding:0 1pt"/><td colspan="2" style="background-color:#ffffff;border-top:1pt solid #000;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">268,020&#160;</span></td><td style="background-color:#ffffff;border-top:1pt solid #000;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/></tr><tr><td colspan="3" style="background-color:#dbdbdb;padding:2px 1pt 2px 7pt;text-align:left;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">Less Accumulated Depreciation and Amortization</span></td><td colspan="2" style="background-color:#dbdbdb;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:120%">175,668</span><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">&#160;</span></td><td style="background-color:#dbdbdb;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/><td colspan="3" style="background-color:#dbdbdb;padding:0 1pt"/><td colspan="2" style="background-color:#dbdbdb;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">174,189&#160;</span></td><td style="background-color:#dbdbdb;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/></tr><tr><td colspan="3" style="background-color:#ffffff;border-top:1pt solid #000;padding:2px 1pt 2px 13.75pt;text-align:left;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">Net Nonelectric Property, Plant and Equipment</span></td><td colspan="2" style="background-color:#ffffff;border-top:1pt solid #000;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:120%">96,393</span><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">&#160;</span></td><td style="background-color:#ffffff;border-top:1pt solid #000;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/><td colspan="3" style="background-color:#ffffff;border-top:1pt solid #000;padding:0 1pt"/><td colspan="2" style="background-color:#ffffff;border-top:1pt solid #000;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">93,831&#160;</span></td><td style="background-color:#ffffff;border-top:1pt solid #000;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/></tr><tr><td colspan="3" style="background-color:#dbdbdb;border-top:1pt solid #000;padding:2px 1pt;text-align:left;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:120%">Net Property, Plant and Equipment</span></td><td style="background-color:#dbdbdb;border-top:1pt solid #000;padding:2px 0 2px 1pt;text-align:left;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:120%">$</span></td><td style="background-color:#dbdbdb;border-top:1pt solid #000;padding:2px 0;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:120%">2,060,792</span><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">&#160;</span></td><td style="background-color:#dbdbdb;border-top:1pt solid #000;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/><td colspan="3" style="background-color:#dbdbdb;border-top:1pt solid #000;padding:0 1pt"/><td style="background-color:#dbdbdb;border-top:1pt solid #000;padding:2px 0 2px 1pt;text-align:left;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">$</span></td><td style="background-color:#dbdbdb;border-top:1pt solid #000;padding:2px 0;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">2,049,273&#160;</span></td><td style="background-color:#dbdbdb;border-top:1pt solid #000;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/></tr></table></div><span></span>
</td>
</tr>
</table>
<div style="display: none;">
<table border="0" cellpadding="0" cellspacing="0" class="authRefData" style="display: none;" id="defref_us-gaap_AccountsReceivableAllowanceForCreditLossTableTextBlock">
<tr><td class="hide"><a style="color: white;" href="javascript:void(0);" onclick="top.Show.hideAR();">X</a></td></tr>
<tr><td><div class="body" style="padding: 2px;">
<a href="javascript:void(0);" onclick="top.Show.toggleNext( this );">- Definition</a><div><p>Tabular disclosure of allowance for credit loss on accounts receivable.</p></div>
<a href="javascript:void(0);" onclick="top.Show.toggleNext( this );">+ References</a><div style="display: none;"><p>Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef<br> -Publisher FASB<br> -Name Accounting Standards Codification<br> -Topic 326<br> -SubTopic 20<br> -Section 50<br> -Paragraph 13<br> -URI http://asc.fasb.org/extlink&amp;oid=121599337&amp;loc=SL82919249-210447<br></p></div>
<a href="javascript:void(0);" onclick="top.Show.toggleNext( this );">+ Details</a><div style="display: none;"><table border="0" cellpadding="0" cellspacing="0">
<tr>
<td><strong> Name:</strong></td>
<td style="white-space:nowrap;">us-gaap_AccountsReceivableAllowanceForCreditLossTableTextBlock</td>
</tr>
<tr>
<td style="padding-right: 4px;white-space:nowrap;"><strong> Namespace Prefix:</strong></td>
<td>us-gaap_</td>
</tr>
<tr>
<td><strong> Data Type:</strong></td>
<td>nonnum:textBlockItemType</td>
</tr>
<tr>
<td><strong> Balance Type:</strong></td>
<td>na</td>
</tr>
<tr>
<td><strong> Period Type:</strong></td>
<td>duration</td>
</tr>
</table></div>
</div></td></tr>
</table>
<table border="0" cellpadding="0" cellspacing="0" class="authRefData" style="display: none;" id="defref_us-gaap_InvestmentTableTextBlock">
<tr><td class="hide"><a style="color: white;" href="javascript:void(0);" onclick="top.Show.hideAR();">X</a></td></tr>
<tr><td><div class="body" style="padding: 2px;">
<a href="javascript:void(0);" onclick="top.Show.toggleNext( this );">- Definition</a><div><p>Tabular disclosure of investment.</p></div>
<a href="javascript:void(0);" onclick="top.Show.toggleNext( this );">+ References</a><div style="display: none;"><p>Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef<br> -Publisher FASB<br> -Name Accounting Standards Codification<br> -Topic 325<br> -URI http://asc.fasb.org/topic&amp;trid=2197064<br><br>Reference 2: http://www.xbrl.org/2009/role/commonPracticeRef<br> -Publisher FASB<br> -Name Accounting Standards Codification<br> -Topic 321<br> -URI http://asc.fasb.org/topic&amp;trid=75115024<br><br>Reference 3: http://www.xbrl.org/2009/role/commonPracticeRef<br> -Publisher FASB<br> -Name Accounting Standards Codification<br> -Topic 320<br> -URI http://asc.fasb.org/topic&amp;trid=2196928<br><br>Reference 4: http://www.xbrl.org/2009/role/commonPracticeRef<br> -Publisher FASB<br> -Name Accounting Standards Codification<br> -Topic 323<br> -URI http://asc.fasb.org/topic&amp;trid=2196965<br></p></div>
<a href="javascript:void(0);" onclick="top.Show.toggleNext( this );">+ Details</a><div style="display: none;"><table border="0" cellpadding="0" cellspacing="0">
<tr>
<td><strong> Name:</strong></td>
<td style="white-space:nowrap;">us-gaap_InvestmentTableTextBlock</td>
</tr>
<tr>
<td style="padding-right: 4px;white-space:nowrap;"><strong> Namespace Prefix:</strong></td>
<td>us-gaap_</td>
</tr>
<tr>
<td><strong> Data Type:</strong></td>
<td>nonnum:textBlockItemType</td>
</tr>
<tr>
<td><strong> Balance Type:</strong></td>
<td>na</td>
</tr>
<tr>
<td><strong> Period Type:</strong></td>
<td>duration</td>
</tr>
</table></div>
</div></td></tr>
</table>
<table border="0" cellpadding="0" cellspacing="0" class="authRefData" style="display: none;" id="defref_us-gaap_OrganizationConsolidationAndPresentationOfFinancialStatementsAbstract">
<tr><td class="hide"><a style="color: white;" href="javascript:void(0);" onclick="top.Show.hideAR();">X</a></td></tr>
<tr><td><div class="body" style="padding: 2px;">
<a href="javascript:void(0);" onclick="top.Show.toggleNext( this );">- References</a><div><p>No definition available.</p></div>
<a href="javascript:void(0);" onclick="top.Show.toggleNext( this );">+ Details</a><div style="display: none;"><table border="0" cellpadding="0" cellspacing="0">
<tr>
<td><strong> Name:</strong></td>
<td style="white-space:nowrap;">us-gaap_OrganizationConsolidationAndPresentationOfFinancialStatementsAbstract</td>
</tr>
<tr>
<td style="padding-right: 4px;white-space:nowrap;"><strong> Namespace Prefix:</strong></td>
<td>us-gaap_</td>
</tr>
<tr>
<td><strong> Data Type:</strong></td>
<td>xbrli:stringItemType</td>
</tr>
<tr>
<td><strong> Balance Type:</strong></td>
<td>na</td>
</tr>
<tr>
<td><strong> Period Type:</strong></td>
<td>duration</td>
</tr>
</table></div>
</div></td></tr>
</table>
<table border="0" cellpadding="0" cellspacing="0" class="authRefData" style="display: none;" id="defref_us-gaap_PropertyPlantAndEquipmentTextBlock">
<tr><td class="hide"><a style="color: white;" href="javascript:void(0);" onclick="top.Show.hideAR();">X</a></td></tr>
<tr><td><div class="body" style="padding: 2px;">
<a href="javascript:void(0);" onclick="top.Show.toggleNext( this );">- Definition</a><div><p>Tabular disclosure of physical assets used in the normal conduct of business and not intended for resale. Includes, but is not limited to, balances by class of assets, depreciation and depletion expense and method used, including composite depreciation, and accumulated deprecation.</p></div>
<a href="javascript:void(0);" onclick="top.Show.toggleNext( this );">+ References</a><div style="display: none;"><p>Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef<br> -Publisher FASB<br> -Name Accounting Standards Codification<br> -Topic 210<br> -SubTopic 10<br> -Section S99<br> -Paragraph 1<br> -Subparagraph (SX 210.5-02(13))<br> -URI http://asc.fasb.org/extlink&amp;oid=120391452&amp;loc=d3e13212-122682<br><br>Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef<br> -Publisher FASB<br> -Name Accounting Standards Codification<br> -Topic 360<br> -SubTopic 10<br> -Section 50<br> -Paragraph 1<br> -URI http://asc.fasb.org/extlink&amp;oid=6391035&amp;loc=d3e2868-110229<br></p></div>
<a href="javascript:void(0);" onclick="top.Show.toggleNext( this );">+ Details</a><div style="display: none;"><table border="0" cellpadding="0" cellspacing="0">
<tr>
<td><strong> Name:</strong></td>
<td style="white-space:nowrap;">us-gaap_PropertyPlantAndEquipmentTextBlock</td>
</tr>
<tr>
<td style="padding-right: 4px;white-space:nowrap;"><strong> Namespace Prefix:</strong></td>
<td>us-gaap_</td>
</tr>
<tr>
<td><strong> Data Type:</strong></td>
<td>nonnum:textBlockItemType</td>
</tr>
<tr>
<td><strong> Balance Type:</strong></td>
<td>na</td>
</tr>
<tr>
<td><strong> Period Type:</strong></td>
<td>duration</td>
</tr>
</table></div>
</div></td></tr>
</table>
<table border="0" cellpadding="0" cellspacing="0" class="authRefData" style="display: none;" id="defref_us-gaap_ScheduleOfAccountsNotesLoansAndFinancingReceivableTextBlock">
<tr><td class="hide"><a style="color: white;" href="javascript:void(0);" onclick="top.Show.hideAR();">X</a></td></tr>
<tr><td><div class="body" style="padding: 2px;">
<a href="javascript:void(0);" onclick="top.Show.toggleNext( this );">- Definition</a><div><p>Tabular disclosure of the various types of trade accounts and notes receivable and for each the gross carrying value, allowance, and net carrying value as of the balance sheet date. Presentation is categorized by current, noncurrent and unclassified receivables.</p></div>
<a href="javascript:void(0);" onclick="top.Show.toggleNext( this );">+ References</a><div style="display: none;"><p>Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef<br> -Publisher FASB<br> -Name Accounting Standards Codification<br> -Topic 210<br> -SubTopic 10<br> -Section S99<br> -Paragraph 1<br> -Subparagraph (SX 210.5-02.3,4)<br> -URI http://asc.fasb.org/extlink&amp;oid=120391452&amp;loc=d3e13212-122682<br></p></div>
<a href="javascript:void(0);" onclick="top.Show.toggleNext( this );">+ Details</a><div style="display: none;"><table border="0" cellpadding="0" cellspacing="0">
<tr>
<td><strong> Name:</strong></td>
<td style="white-space:nowrap;">us-gaap_ScheduleOfAccountsNotesLoansAndFinancingReceivableTextBlock</td>
</tr>
<tr>
<td style="padding-right: 4px;white-space:nowrap;"><strong> Namespace Prefix:</strong></td>
<td>us-gaap_</td>
</tr>
<tr>
<td><strong> Data Type:</strong></td>
<td>nonnum:textBlockItemType</td>
</tr>
<tr>
<td><strong> Balance Type:</strong></td>
<td>na</td>
</tr>
<tr>
<td><strong> Period Type:</strong></td>
<td>duration</td>
</tr>
</table></div>
</div></td></tr>
</table>
<table border="0" cellpadding="0" cellspacing="0" class="authRefData" style="display: none;" id="defref_us-gaap_ScheduleOfInventoryCurrentTableTextBlock">
<tr><td class="hide"><a style="color: white;" href="javascript:void(0);" onclick="top.Show.hideAR();">X</a></td></tr>
<tr><td><div class="body" style="padding: 2px;">
<a href="javascript:void(0);" onclick="top.Show.toggleNext( this );">- Definition</a><div><p>Tabular disclosure of the carrying amount as of the balance sheet date of merchandise, goods, commodities, or supplies held for future sale or to be used in manufacturing, servicing or production process.</p></div>
<a href="javascript:void(0);" onclick="top.Show.toggleNext( this );">+ References</a><div style="display: none;"><p>Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef<br> -Publisher FASB<br> -Name Accounting Standards Codification<br> -Topic 210<br> -SubTopic 10<br> -Section S99<br> -Paragraph 1<br> -Subparagraph (SX 210.5-02(6)(c))<br> -URI http://asc.fasb.org/extlink&amp;oid=120391452&amp;loc=d3e13212-122682<br><br>Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef<br> -Publisher FASB<br> -Name Accounting Standards Codification<br> -Topic 210<br> -SubTopic 10<br> -Section S99<br> -Paragraph 1<br> -Subparagraph (SX 210.5-02(6)(b))<br> -URI http://asc.fasb.org/extlink&amp;oid=120391452&amp;loc=d3e13212-122682<br><br>Reference 3: http://fasb.org/us-gaap/role/ref/legacyRef<br> -Publisher FASB<br> -Name Accounting Standards Codification<br> -Topic 210<br> -SubTopic 10<br> -Section S99<br> -Paragraph 1<br> -Subparagraph (SX 210.5-02(6)(a))<br> -URI http://asc.fasb.org/extlink&amp;oid=120391452&amp;loc=d3e13212-122682<br><br>Reference 4: http://fasb.org/us-gaap/role/ref/legacyRef<br> -Publisher FASB<br> -Name Accounting Standards Codification<br> -Topic 210<br> -SubTopic 10<br> -Section 50<br> -Paragraph 1<br> -URI http://asc.fasb.org/extlink&amp;oid=6361739&amp;loc=d3e7789-107766<br></p></div>
<a href="javascript:void(0);" onclick="top.Show.toggleNext( this );">+ Details</a><div style="display: none;"><table border="0" cellpadding="0" cellspacing="0">
<tr>
<td><strong> Name:</strong></td>
<td style="white-space:nowrap;">us-gaap_ScheduleOfInventoryCurrentTableTextBlock</td>
</tr>
<tr>
<td style="padding-right: 4px;white-space:nowrap;"><strong> Namespace Prefix:</strong></td>
<td>us-gaap_</td>
</tr>
<tr>
<td><strong> Data Type:</strong></td>
<td>nonnum:textBlockItemType</td>
</tr>
<tr>
<td><strong> Balance Type:</strong></td>
<td>na</td>
</tr>
<tr>
<td><strong> Period Type:</strong></td>
<td>duration</td>
</tr>
</table></div>
</div></td></tr>
</table>
</div>
</body>
</html>
</TEXT>
</DOCUMENT>
<DOCUMENT>
<TYPE>XML
<SEQUENCE>37
<FILENAME>R26.htm
<DESCRIPTION>IDEA: XBRL DOCUMENT
<TEXT>
<html>
<head>
<title></title>
<link rel="stylesheet" type="text/css" href="report.css">
<script type="text/javascript" src="Show.js">/* Do Not Remove This Comment */</script><script type="text/javascript">
							function toggleNextSibling (e) {
							if (e.nextSibling.style.display=='none') {
							e.nextSibling.style.display='block';
							} else { e.nextSibling.style.display='none'; }
							}</script>
</head>
<body>
<span style="display: none;">v3.21.1</span><table class="report" border="0" cellspacing="2" id="idm140348367823112">
<tr>
<th class="tl" colspan="1" rowspan="2"><div style="width: 200px;"><strong>Regulatory Matters (Tables)<br></strong></div></th>
<th class="th" colspan="1">3 Months Ended</th>
</tr>
<tr><th class="th"><div>Mar. 31, 2021</div></th></tr>
<tr class="re">
<td class="pl " style="border-bottom: 0px;" valign="top"><a class="a" href="javascript:void(0);" onclick="top.Show.showAR( this, 'defref_us-gaap_RegulatoryAssetsAndLiabilitiesDisclosureAbstract', window );"><strong>Regulatory Assets and Liabilities Disclosure [Abstract]</strong></a></td>
<td class="text">&#160;<span></span>
</td>
</tr>
<tr class="ro">
<td class="pl custom" style="border-bottom: 0px;" valign="top"><a class="a" href="javascript:void(0);" onclick="top.Show.showAR( this, 'defref_ottr_ScheduleOfRegulatoryAssetsAndLiabilitiesTableTextBlock', window );">Schedule of Regulatory Assets and Liabilities</a></td>
<td class="text"><div style="margin-bottom:3pt"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:9pt;font-weight:400;line-height:120%">The following presents our current and long-term regulatory assets and liabilities as of March&#160;31, 2021 and December&#160;31, 2020 and the period we expect to recover or refund such amounts:</span></div><div><table style="border-collapse:collapse;display:inline-table;margin-bottom:5pt;vertical-align:text-bottom;width:100.000%"><tr><td style="width:1.0%"/><td style="width:35.566%"/><td style="width:0.1%"/><td style="width:1.0%"/><td style="width:10.566%"/><td style="width:0.1%"/><td style="width:0.1%"/><td style="width:1.605%"/><td style="width:0.1%"/><td style="width:1.0%"/><td style="width:10.011%"/><td style="width:0.1%"/><td style="width:0.1%"/><td style="width:1.605%"/><td style="width:0.1%"/><td style="width:1.0%"/><td style="width:10.011%"/><td style="width:0.1%"/><td style="width:0.1%"/><td style="width:1.605%"/><td style="width:0.1%"/><td style="width:1.0%"/><td style="width:10.011%"/><td style="width:0.1%"/><td style="width:0.1%"/><td style="width:1.605%"/><td style="width:0.1%"/><td style="width:1.0%"/><td style="width:10.015%"/><td style="width:0.1%"/></tr><tr><td colspan="3" style="padding:0 1pt"/><td colspan="3" style="padding:2px 1pt;text-align:left;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-style:italic;font-weight:700;line-height:100%">Period of</span></td><td colspan="3" style="padding:0 1pt"/><td colspan="9" style="padding:2px 1pt;text-align:center;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-style:italic;font-weight:700;line-height:100%">March 31, 2021</span></td><td colspan="3" style="padding:0 1pt"/><td colspan="9" style="padding:2px 1pt;text-align:center;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-style:italic;font-weight:700;line-height:100%">December 31, 2020</span></td></tr><tr><td colspan="3" style="padding:2px 1pt;text-align:left;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-style:italic;font-weight:700;line-height:100%">(in thousands)</span></td><td colspan="3" style="padding:2px 1pt;text-align:left;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-style:italic;font-weight:700;line-height:100%">Recovery/Refund</span></td><td colspan="3" style="padding:0 1pt"/><td colspan="3" style="border-top:1pt solid #000;padding:2px 1pt;text-align:center;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-style:italic;font-weight:700;line-height:100%">Current</span></td><td colspan="3" style="border-top:1pt solid #000;padding:0 1pt"/><td colspan="3" style="border-top:1pt solid #000;padding:2px 1pt;text-align:center;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-style:italic;font-weight:700;line-height:100%">Long-Term</span></td><td colspan="3" style="padding:0 1pt"/><td colspan="3" style="border-top:1pt solid #000;padding:2px 1pt;text-align:center;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-style:italic;font-weight:700;line-height:100%">Current</span></td><td colspan="3" style="border-top:1pt solid #000;padding:0 1pt"/><td colspan="3" style="border-top:1pt solid #000;padding:2px 1pt;text-align:center;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-style:italic;font-weight:700;line-height:100%">Long Term</span></td></tr><tr style="height:3pt"><td colspan="3" style="border-top:1pt solid #000;padding:0 1pt"/><td colspan="3" style="border-top:1pt solid #000;padding:0 1pt"/><td colspan="3" style="border-top:1pt solid #000;padding:0 1pt"/><td colspan="3" style="border-top:1pt solid #000;padding:0 1pt"/><td colspan="3" style="border-top:1pt solid #000;padding:0 1pt"/><td colspan="3" style="border-top:1pt solid #000;padding:0 1pt"/><td colspan="3" style="border-top:1pt solid #000;padding:0 1pt"/><td colspan="3" style="border-top:1pt solid #000;padding:0 1pt"/><td colspan="3" style="border-top:1pt solid #000;padding:0 1pt"/><td colspan="3" style="border-top:1pt solid #000;padding:0 1pt"/></tr><tr><td colspan="3" style="background-color:#dbdbdb;padding:2px 1pt;text-align:left;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:100%">Regulatory Assets</span></td><td colspan="3" style="background-color:#dbdbdb;padding:0 1pt"/><td colspan="3" style="background-color:#dbdbdb;padding:0 1pt"/><td colspan="3" style="background-color:#dbdbdb;padding:0 1pt"/><td colspan="3" style="background-color:#dbdbdb;padding:0 1pt"/><td colspan="3" style="background-color:#dbdbdb;padding:0 1pt"/><td colspan="3" style="background-color:#dbdbdb;padding:0 1pt"/><td colspan="3" style="background-color:#dbdbdb;padding:0 1pt"/><td colspan="3" style="background-color:#dbdbdb;padding:0 1pt"/><td colspan="3" style="background-color:#dbdbdb;padding:0 1pt"/></tr><tr><td colspan="3" style="background-color:#ffffff;padding:2px 1pt;text-align:left;vertical-align:bottom"><div style="padding-left:6pt"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%">Pension and Other Postretirement Benefit Plans</span><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:5.2pt;font-weight:400;line-height:100%;position:relative;top:-2.8pt;vertical-align:baseline">1</span></div></td><td colspan="3" style="background-color:#ffffff;padding:2px 1pt;text-align:left;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%">Various</span></td><td colspan="3" style="background-color:#ffffff;padding:0 1pt"/><td style="background-color:#ffffff;padding:2px 0 2px 1pt;text-align:left;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:120%">$</span></td><td style="background-color:#ffffff;padding:2px 0;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:120%">11,037</span><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">&#160;</span></td><td style="background-color:#ffffff;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/><td colspan="3" style="background-color:#ffffff;padding:0 1pt"/><td style="background-color:#ffffff;padding:2px 0 2px 1pt;text-align:left;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:120%">$</span></td><td style="background-color:#ffffff;padding:2px 0;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:120%">143,996</span><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">&#160;</span></td><td style="background-color:#ffffff;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/><td colspan="3" style="background-color:#ffffff;padding:0 1pt"/><td style="background-color:#ffffff;padding:2px 0 2px 1pt;text-align:left;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">$</span></td><td style="background-color:#ffffff;padding:2px 0;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">11,037&#160;</span></td><td style="background-color:#ffffff;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/><td colspan="3" style="background-color:#ffffff;padding:0 1pt"/><td style="background-color:#ffffff;padding:2px 0 2px 1pt;text-align:left;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">$</span></td><td style="background-color:#ffffff;padding:2px 0;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">146,071&#160;</span></td><td style="background-color:#ffffff;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/></tr><tr><td colspan="3" style="background-color:#dbdbdb;padding:2px 1pt;text-align:left;vertical-align:bottom"><div style="padding-left:6pt"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%">Alternative Revenue Program Riders</span><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:5.2pt;font-weight:400;line-height:100%;position:relative;top:-2.8pt;vertical-align:baseline">2</span></div></td><td colspan="3" style="background-color:#dbdbdb;padding:2px 1pt;text-align:left;vertical-align:bottom"><div><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%">Up to 3 years</span></div></td><td colspan="3" style="background-color:#dbdbdb;padding:0 1pt"/><td colspan="2" style="background-color:#dbdbdb;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:100%">6,891</span><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%">&#160;</span></td><td style="background-color:#dbdbdb;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/><td colspan="3" style="background-color:#dbdbdb;padding:0 1pt"/><td colspan="2" style="background-color:#dbdbdb;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:100%">10,418</span><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%">&#160;</span></td><td style="background-color:#dbdbdb;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/><td colspan="3" style="background-color:#dbdbdb;padding:0 1pt"/><td colspan="2" style="background-color:#dbdbdb;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%">8,871&#160;</span></td><td style="background-color:#dbdbdb;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/><td colspan="3" style="background-color:#dbdbdb;padding:0 1pt"/><td colspan="2" style="background-color:#dbdbdb;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%">9,373&#160;</span></td><td style="background-color:#dbdbdb;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/></tr><tr><td colspan="3" style="background-color:#ffffff;padding:2px 1pt;text-align:left;vertical-align:bottom"><div style="padding-left:6pt"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%">Asset Retirement Obligations</span><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:5.2pt;font-weight:400;line-height:100%;position:relative;top:-2.8pt;vertical-align:baseline">1</span></div></td><td colspan="3" style="background-color:#ffffff;padding:2px 1pt;text-align:left;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%">Asset lives</span></td><td colspan="3" style="background-color:#ffffff;padding:0 1pt"/><td colspan="2" style="background-color:#ffffff;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">&#8212;&#160;</span></td><td style="background-color:#ffffff;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/><td colspan="3" style="background-color:#ffffff;padding:0 1pt"/><td colspan="2" style="background-color:#ffffff;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:120%">8,539</span><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">&#160;</span></td><td style="background-color:#ffffff;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/><td colspan="3" style="background-color:#ffffff;padding:0 1pt"/><td colspan="2" style="background-color:#ffffff;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">&#8212;&#160;</span></td><td style="background-color:#ffffff;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/><td colspan="3" style="background-color:#ffffff;padding:0 1pt"/><td colspan="2" style="background-color:#ffffff;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">8,462&#160;</span></td><td style="background-color:#ffffff;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/></tr><tr><td colspan="3" style="display:none"/><td colspan="3" style="display:none"/><td colspan="3" style="display:none"/><td colspan="3" style="display:none"/><td colspan="3" style="display:none"/><td colspan="3" style="display:none"/><td colspan="3" style="display:none"/><td colspan="3" style="display:none"/><td colspan="3" style="display:none"/><td colspan="3" style="display:none"/></tr><tr><td colspan="3" style="background-color:#dbdbdb;padding:2px 1pt;text-align:left;vertical-align:bottom"><div style="padding-left:6pt"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%">ISO Cost Recovery Trackers</span><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:5.2pt;font-weight:400;line-height:100%;position:relative;top:-2.8pt;vertical-align:baseline">1</span></div></td><td colspan="3" style="background-color:#dbdbdb;padding:2px 1pt;text-align:left;vertical-align:bottom"><div><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%">Up to 2 years</span></div></td><td colspan="3" style="background-color:#dbdbdb;padding:0 1pt"/><td colspan="2" style="background-color:#dbdbdb;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:100%">809</span><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%">&#160;</span></td><td style="background-color:#dbdbdb;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/><td colspan="3" style="background-color:#dbdbdb;padding:0 1pt"/><td colspan="2" style="background-color:#dbdbdb;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:100%">703</span><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%">&#160;</span></td><td style="background-color:#dbdbdb;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/><td colspan="3" style="background-color:#dbdbdb;padding:0 1pt"/><td colspan="2" style="background-color:#dbdbdb;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%">1,079&#160;</span></td><td style="background-color:#dbdbdb;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/><td colspan="3" style="background-color:#dbdbdb;padding:0 1pt"/><td colspan="2" style="background-color:#dbdbdb;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%">867&#160;</span></td><td style="background-color:#dbdbdb;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/></tr><tr><td colspan="3" style="background-color:#ffffff;padding:2px 1pt;text-align:left;vertical-align:bottom"><div style="padding-left:6pt"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%">Unrecovered Project Costs</span><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:5.2pt;font-weight:400;line-height:100%;position:relative;top:-2.8pt;vertical-align:baseline">1</span></div></td><td colspan="3" style="background-color:#ffffff;padding:2px 1pt;text-align:left;vertical-align:bottom"><div><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%">Up to 3 years</span></div></td><td colspan="3" style="background-color:#ffffff;padding:0 1pt"/><td colspan="2" style="background-color:#ffffff;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:100%">1,556</span><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%">&#160;</span></td><td style="background-color:#ffffff;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/><td colspan="3" style="background-color:#ffffff;padding:0 1pt"/><td colspan="2" style="background-color:#ffffff;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:100%">2,937</span><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%">&#160;</span></td><td style="background-color:#ffffff;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/><td colspan="3" style="background-color:#ffffff;padding:0 1pt"/><td colspan="2" style="background-color:#ffffff;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%">361&#160;</span></td><td style="background-color:#ffffff;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/><td colspan="3" style="background-color:#ffffff;padding:0 1pt"/><td colspan="2" style="background-color:#ffffff;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%">2,989&#160;</span></td><td style="background-color:#ffffff;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/></tr><tr><td colspan="3" style="background-color:#dbdbdb;padding:2px 1pt;text-align:left;vertical-align:bottom"><div style="padding-left:6pt"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%">Deferred Rate Case Expenses</span><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:5.2pt;font-weight:400;line-height:100%;position:relative;top:-2.8pt;vertical-align:baseline">1</span></div></td><td colspan="3" style="background-color:#dbdbdb;padding:2px 1pt;text-align:left;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%">Various</span></td><td colspan="3" style="background-color:#dbdbdb;padding:0 1pt"/><td colspan="2" style="background-color:#dbdbdb;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:100%">493</span><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%">&#160;</span></td><td style="background-color:#dbdbdb;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/><td colspan="3" style="background-color:#dbdbdb;padding:0 1pt"/><td colspan="2" style="background-color:#dbdbdb;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:100%">165</span><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%">&#160;</span></td><td style="background-color:#dbdbdb;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/><td colspan="3" style="background-color:#dbdbdb;padding:0 1pt"/><td colspan="2" style="background-color:#dbdbdb;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%">360&#160;</span></td><td style="background-color:#dbdbdb;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/><td colspan="3" style="background-color:#dbdbdb;padding:0 1pt"/><td colspan="2" style="background-color:#dbdbdb;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%">230&#160;</span></td><td style="background-color:#dbdbdb;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/></tr><tr><td colspan="3" style="background-color:#ffffff;padding:2px 1pt;text-align:left;vertical-align:bottom"><div style="padding-left:6pt"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%">Debt Reacquisition Premiums</span><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:5.2pt;font-weight:400;line-height:100%;position:relative;top:-2.8pt;vertical-align:baseline">1</span></div></td><td colspan="3" style="background-color:#ffffff;padding:2px 1pt;text-align:left;vertical-align:bottom"><div><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%">Up to 12 years</span></div></td><td colspan="3" style="background-color:#ffffff;padding:0 1pt"/><td colspan="2" style="background-color:#ffffff;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:120%">180</span><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">&#160;</span></td><td style="background-color:#ffffff;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/><td colspan="3" style="background-color:#ffffff;padding:0 1pt"/><td colspan="2" style="background-color:#ffffff;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:120%">302</span><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">&#160;</span></td><td style="background-color:#ffffff;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/><td colspan="3" style="background-color:#ffffff;padding:0 1pt"/><td colspan="2" style="background-color:#ffffff;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">192&#160;</span></td><td style="background-color:#ffffff;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/><td colspan="3" style="background-color:#ffffff;padding:0 1pt"/><td colspan="2" style="background-color:#ffffff;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">341&#160;</span></td><td style="background-color:#ffffff;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/></tr><tr><td colspan="3" style="background-color:#dbdbdb;padding:2px 1pt;text-align:left;vertical-align:bottom"><div style="padding-left:6pt"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%">Other</span><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:5.2pt;font-weight:400;line-height:100%;position:relative;top:-2.8pt;vertical-align:baseline">1</span></div></td><td colspan="3" style="background-color:#dbdbdb;padding:2px 1pt;text-align:left;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%">Various</span></td><td colspan="3" style="background-color:#dbdbdb;padding:0 1pt"/><td colspan="2" style="background-color:#dbdbdb;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:100%">453</span><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%">&#160;</span></td><td style="background-color:#dbdbdb;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/><td colspan="3" style="background-color:#dbdbdb;padding:0 1pt"/><td colspan="2" style="background-color:#dbdbdb;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:100%">496</span><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%">&#160;</span></td><td style="background-color:#dbdbdb;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/><td colspan="3" style="background-color:#dbdbdb;padding:0 1pt"/><td colspan="2" style="background-color:#dbdbdb;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%">&#8212;&#160;</span></td><td style="background-color:#dbdbdb;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/><td colspan="3" style="background-color:#dbdbdb;padding:0 1pt"/><td colspan="2" style="background-color:#dbdbdb;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%">62&#160;</span></td><td style="background-color:#dbdbdb;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/></tr><tr><td colspan="3" style="background-color:#ffffff;border-top:1pt solid #000;padding:2px 1pt 2px 13pt;text-align:left;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:100%">Total Regulatory Assets</span></td><td colspan="3" style="background-color:#ffffff;border-top:1pt solid #000;padding:0 1pt"/><td colspan="3" style="background-color:#ffffff;border-top:1pt solid #000;padding:0 1pt"/><td style="background-color:#ffffff;border-top:1pt solid #000;padding:2px 0 2px 1pt;text-align:left;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:100%">$</span></td><td style="background-color:#ffffff;border-top:1pt solid #000;padding:2px 0;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:100%">21,419</span><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%">&#160;</span></td><td style="background-color:#ffffff;border-top:1pt solid #000;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/><td colspan="3" style="background-color:#ffffff;border-top:1pt solid #000;padding:0 1pt"/><td style="background-color:#ffffff;border-top:1pt solid #000;padding:2px 0 2px 1pt;text-align:left;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:100%">$</span></td><td style="background-color:#ffffff;border-top:1pt solid #000;padding:2px 0;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:100%">167,556</span><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%">&#160;</span></td><td style="background-color:#ffffff;border-top:1pt solid #000;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/><td colspan="3" style="background-color:#ffffff;border-top:1pt solid #000;padding:0 1pt"/><td style="background-color:#ffffff;border-top:1pt solid #000;padding:2px 0 2px 1pt;text-align:left;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%">$</span></td><td style="background-color:#ffffff;border-top:1pt solid #000;padding:2px 0;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%">21,900&#160;</span></td><td style="background-color:#ffffff;border-top:1pt solid #000;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/><td colspan="3" style="background-color:#ffffff;border-top:1pt solid #000;padding:0 1pt"/><td style="background-color:#ffffff;border-top:1pt solid #000;padding:2px 0 2px 1pt;text-align:left;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%">$</span></td><td style="background-color:#ffffff;border-top:1pt solid #000;padding:2px 0;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%">168,395&#160;</span></td><td style="background-color:#ffffff;border-top:1pt solid #000;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/></tr><tr><td colspan="3" style="background-color:#dbdbdb;padding:2px 1pt;text-align:left;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:100%">Regulatory Liabilities</span></td><td colspan="3" style="background-color:#dbdbdb;padding:0 1pt"/><td colspan="3" style="background-color:#dbdbdb;padding:0 1pt"/><td colspan="3" style="background-color:#dbdbdb;padding:0 1pt"/><td colspan="3" style="background-color:#dbdbdb;padding:0 1pt"/><td colspan="3" style="background-color:#dbdbdb;padding:0 1pt"/><td colspan="3" style="background-color:#dbdbdb;padding:0 1pt"/><td colspan="3" style="background-color:#dbdbdb;padding:0 1pt"/><td colspan="3" style="background-color:#dbdbdb;padding:0 1pt"/><td colspan="3" style="background-color:#dbdbdb;padding:0 1pt"/></tr><tr><td colspan="3" style="background-color:#ffffff;padding:2px 1pt 2px 7pt;text-align:left;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%">Deferred Income Taxes</span></td><td colspan="3" style="background-color:#ffffff;padding:2px 1pt;text-align:left;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%">Asset lives</span></td><td colspan="3" style="background-color:#ffffff;padding:0 1pt"/><td style="background-color:#ffffff;padding:2px 0 2px 1pt;text-align:left;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:120%">$</span></td><td style="background-color:#ffffff;padding:2px 0;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:120%">&#8212;</span><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">&#160;</span></td><td style="background-color:#ffffff;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/><td colspan="3" style="background-color:#ffffff;padding:0 1pt"/><td style="background-color:#ffffff;padding:2px 0 2px 1pt;text-align:left;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:120%">$</span></td><td style="background-color:#ffffff;padding:2px 0;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:120%">133,306</span><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">&#160;</span></td><td style="background-color:#ffffff;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/><td colspan="3" style="background-color:#ffffff;padding:0 1pt"/><td style="background-color:#ffffff;padding:2px 0 2px 1pt;text-align:left;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">$</span></td><td style="background-color:#ffffff;padding:2px 0;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">&#8212;&#160;</span></td><td style="background-color:#ffffff;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/><td colspan="3" style="background-color:#ffffff;padding:0 1pt"/><td style="background-color:#ffffff;padding:2px 0 2px 1pt;text-align:left;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">$</span></td><td style="background-color:#ffffff;padding:2px 0;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">134,719&#160;</span></td><td style="background-color:#ffffff;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/></tr><tr><td colspan="3" style="background-color:#dbdbdb;padding:2px 1pt 2px 7pt;text-align:left;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%">Plant Removal Obligations</span></td><td colspan="3" style="background-color:#dbdbdb;padding:2px 1pt;text-align:left;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%">Asset lives</span></td><td colspan="3" style="background-color:#dbdbdb;padding:0 1pt"/><td colspan="2" style="background-color:#dbdbdb;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:120%">&#8212;</span><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">&#160;</span></td><td style="background-color:#dbdbdb;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/><td colspan="3" style="background-color:#dbdbdb;padding:0 1pt"/><td colspan="2" style="background-color:#dbdbdb;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:120%">100,616</span><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">&#160;</span></td><td style="background-color:#dbdbdb;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/><td colspan="3" style="background-color:#dbdbdb;padding:0 1pt"/><td colspan="2" style="background-color:#dbdbdb;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">&#8212;&#160;</span></td><td style="background-color:#dbdbdb;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/><td colspan="3" style="background-color:#dbdbdb;padding:0 1pt"/><td colspan="2" style="background-color:#dbdbdb;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">98,707&#160;</span></td><td style="background-color:#dbdbdb;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/></tr><tr><td colspan="3" style="background-color:#ffffff;padding:2px 1pt 2px 7pt;text-align:left;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%">Fuel Clause Adjustments</span></td><td colspan="3" style="background-color:#ffffff;padding:2px 1pt;text-align:left;vertical-align:bottom"><div><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%">Up to 1 year</span></div></td><td colspan="3" style="background-color:#ffffff;padding:0 1pt"/><td colspan="2" style="background-color:#ffffff;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:120%">7,072</span><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">&#160;</span></td><td style="background-color:#ffffff;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/><td colspan="3" style="background-color:#ffffff;padding:0 1pt"/><td colspan="2" style="background-color:#ffffff;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:120%">&#8212;</span><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">&#160;</span></td><td style="background-color:#ffffff;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/><td colspan="3" style="background-color:#ffffff;padding:0 1pt"/><td colspan="2" style="background-color:#ffffff;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">10,947&#160;</span></td><td style="background-color:#ffffff;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/><td colspan="3" style="background-color:#ffffff;padding:0 1pt"/><td colspan="2" style="background-color:#ffffff;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">&#8212;&#160;</span></td><td style="background-color:#ffffff;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/></tr><tr><td colspan="3" style="background-color:#dbdbdb;padding:2px 1pt 2px 7pt;text-align:left;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%">Alternative Revenue Program Riders</span></td><td colspan="3" style="background-color:#dbdbdb;padding:2px 1pt;text-align:left;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%">Various</span></td><td colspan="3" style="background-color:#dbdbdb;padding:0 1pt"/><td colspan="2" style="background-color:#dbdbdb;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:100%">3,306</span><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%">&#160;</span></td><td style="background-color:#dbdbdb;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/><td colspan="3" style="background-color:#dbdbdb;padding:0 1pt"/><td colspan="2" style="background-color:#dbdbdb;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:100%">837</span><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%">&#160;</span></td><td style="background-color:#dbdbdb;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/><td colspan="3" style="background-color:#dbdbdb;padding:0 1pt"/><td colspan="2" style="background-color:#dbdbdb;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%">3,581&#160;</span></td><td style="background-color:#dbdbdb;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/><td colspan="3" style="background-color:#dbdbdb;padding:0 1pt"/><td colspan="2" style="background-color:#dbdbdb;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%">470&#160;</span></td><td style="background-color:#dbdbdb;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/></tr><tr><td colspan="3" style="background-color:#ffffff;padding:2px 1pt 2px 7pt;text-align:left;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%">Pension and Other Postretirement Benefit Plans</span></td><td colspan="3" style="background-color:#ffffff;padding:2px 1pt;text-align:left;vertical-align:bottom"><div><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%">Up to 1 year</span></div></td><td colspan="3" style="background-color:#ffffff;padding:0 1pt"/><td colspan="2" style="background-color:#ffffff;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:100%">1,959</span><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%">&#160;</span></td><td style="background-color:#ffffff;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/><td colspan="3" style="background-color:#ffffff;padding:0 1pt"/><td colspan="2" style="background-color:#ffffff;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:100%">&#8212;</span><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%">&#160;</span></td><td style="background-color:#ffffff;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/><td colspan="3" style="background-color:#ffffff;padding:0 1pt"/><td colspan="2" style="background-color:#ffffff;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%">1,959&#160;</span></td><td style="background-color:#ffffff;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/><td colspan="3" style="background-color:#ffffff;padding:0 1pt"/><td colspan="2" style="background-color:#ffffff;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%">&#8212;&#160;</span></td><td style="background-color:#ffffff;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/></tr><tr><td colspan="3" style="display:none"/><td colspan="3" style="display:none"/><td colspan="3" style="display:none"/><td colspan="3" style="display:none"/><td colspan="3" style="display:none"/><td colspan="3" style="display:none"/><td colspan="3" style="display:none"/><td colspan="3" style="display:none"/><td colspan="3" style="display:none"/><td colspan="3" style="display:none"/></tr><tr><td colspan="3" style="display:none"/><td colspan="3" style="display:none"/><td colspan="3" style="display:none"/><td colspan="3" style="display:none"/><td colspan="3" style="display:none"/><td colspan="3" style="display:none"/><td colspan="3" style="display:none"/><td colspan="3" style="display:none"/><td colspan="3" style="display:none"/><td colspan="3" style="display:none"/></tr><tr><td colspan="3" style="background-color:#dbdbdb;padding:2px 1pt 2px 7pt;text-align:left;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%">Other</span></td><td colspan="3" style="background-color:#dbdbdb;padding:2px 1pt;text-align:left;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%">Various</span></td><td colspan="3" style="background-color:#dbdbdb;padding:0 1pt"/><td colspan="2" style="background-color:#dbdbdb;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:100%">180</span><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%">&#160;</span></td><td style="background-color:#dbdbdb;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/><td colspan="3" style="background-color:#dbdbdb;padding:0 1pt"/><td colspan="2" style="background-color:#dbdbdb;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:100%">227</span><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%">&#160;</span></td><td style="background-color:#dbdbdb;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/><td colspan="3" style="background-color:#dbdbdb;padding:0 1pt"/><td colspan="2" style="background-color:#dbdbdb;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%">176&#160;</span></td><td style="background-color:#dbdbdb;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/><td colspan="3" style="background-color:#dbdbdb;padding:0 1pt"/><td colspan="2" style="background-color:#dbdbdb;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%">77&#160;</span></td><td style="background-color:#dbdbdb;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/></tr><tr><td colspan="3" style="background-color:#ffffff;border-top:1pt solid #000;padding:2px 1pt 2px 13pt;text-align:left;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:100%">Total Regulatory Liabilities</span></td><td colspan="3" style="background-color:#ffffff;border-top:1pt solid #000;padding:0 1pt"/><td colspan="3" style="background-color:#ffffff;border-top:1pt solid #000;padding:0 1pt"/><td style="background-color:#ffffff;border-top:1pt solid #000;padding:2px 0 2px 1pt;text-align:left;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:100%">$</span></td><td style="background-color:#ffffff;border-top:1pt solid #000;padding:2px 0;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:100%">12,517</span><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%">&#160;</span></td><td style="background-color:#ffffff;border-top:1pt solid #000;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/><td colspan="3" style="background-color:#ffffff;border-top:1pt solid #000;padding:0 1pt"/><td style="background-color:#ffffff;border-top:1pt solid #000;padding:2px 0 2px 1pt;text-align:left;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:100%">$</span></td><td style="background-color:#ffffff;border-top:1pt solid #000;padding:2px 0;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:100%">234,986</span><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%">&#160;</span></td><td style="background-color:#ffffff;border-top:1pt solid #000;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/><td colspan="3" style="background-color:#ffffff;border-top:1pt solid #000;padding:0 1pt"/><td style="background-color:#ffffff;border-top:1pt solid #000;padding:2px 0 2px 1pt;text-align:left;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%">$</span></td><td style="background-color:#ffffff;border-top:1pt solid #000;padding:2px 0;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%">16,663&#160;</span></td><td style="background-color:#ffffff;border-top:1pt solid #000;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/><td colspan="3" style="background-color:#ffffff;border-top:1pt solid #000;padding:0 1pt"/><td style="background-color:#ffffff;border-top:1pt solid #000;padding:2px 0 2px 1pt;text-align:left;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%">$</span></td><td style="background-color:#ffffff;border-top:1pt solid #000;padding:2px 0;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%">233,973&#160;</span></td><td style="background-color:#ffffff;border-top:1pt solid #000;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/></tr><tr style="height:3pt"><td colspan="3" style="padding:0 1pt"/><td colspan="3" style="padding:0 1pt"/><td colspan="3" style="padding:0 1pt"/><td colspan="3" style="padding:0 1pt"/><td colspan="3" style="padding:0 1pt"/><td colspan="3" style="padding:0 1pt"/><td colspan="3" style="padding:0 1pt"/><td colspan="3" style="padding:0 1pt"/><td colspan="3" style="padding:0 1pt"/><td colspan="3" style="padding:0 1pt"/></tr><tr><td colspan="3" style="border-top:1pt solid #000;padding:2px 1pt;text-align:left;vertical-align:bottom"><div><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:4.55pt;font-style:italic;font-weight:400;line-height:100%;position:relative;top:-2.44pt;vertical-align:baseline">1</span><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:7pt;font-style:italic;font-weight:400;line-height:100%">Costs subject to recovery without a rate of return.</span></div></td><td colspan="3" style="border-top:1pt solid #000;padding:0 1pt"/><td colspan="3" style="padding:0 1pt"/><td colspan="3" style="padding:0 1pt"/><td colspan="3" style="padding:0 1pt"/><td colspan="3" style="padding:0 1pt"/><td colspan="3" style="padding:0 1pt"/><td colspan="3" style="padding:0 1pt"/><td colspan="3" style="padding:0 1pt"/><td colspan="3" style="padding:0 1pt"/></tr><tr><td colspan="3" style="padding:2px 1pt;text-align:left;vertical-align:bottom"><div><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:4.55pt;font-style:italic;font-weight:400;line-height:100%;position:relative;top:-2.44pt;vertical-align:baseline">2</span><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:7pt;font-style:italic;font-weight:400;line-height:100%">Amount eligible for recovery includes an incentive or rate of return.</span></div></td><td colspan="3" style="padding:0 1pt"/><td colspan="3" style="padding:0 1pt"/><td colspan="3" style="padding:0 1pt"/><td colspan="3" style="padding:0 1pt"/><td colspan="3" style="padding:0 1pt"/><td colspan="3" style="padding:0 1pt"/><td colspan="3" style="padding:0 1pt"/><td colspan="3" style="padding:0 1pt"/><td colspan="3" style="padding:0 1pt"/></tr></table></div><span></span>
</td>
</tr>
</table>
<div style="display: none;">
<table border="0" cellpadding="0" cellspacing="0" class="authRefData" style="display: none;" id="defref_ottr_ScheduleOfRegulatoryAssetsAndLiabilitiesTableTextBlock">
<tr><td class="hide"><a style="color: white;" href="javascript:void(0);" onclick="top.Show.hideAR();">X</a></td></tr>
<tr><td><div class="body" style="padding: 2px;">
<a href="javascript:void(0);" onclick="top.Show.toggleNext( this );">- Definition</a><div><p>Schedule of Regulatory Assets and Liabilities</p></div>
<a href="javascript:void(0);" onclick="top.Show.toggleNext( this );">+ References</a><div style="display: none;"><p>No definition available.</p></div>
<a href="javascript:void(0);" onclick="top.Show.toggleNext( this );">+ Details</a><div style="display: none;"><table border="0" cellpadding="0" cellspacing="0">
<tr>
<td><strong> Name:</strong></td>
<td style="white-space:nowrap;">ottr_ScheduleOfRegulatoryAssetsAndLiabilitiesTableTextBlock</td>
</tr>
<tr>
<td style="padding-right: 4px;white-space:nowrap;"><strong> Namespace Prefix:</strong></td>
<td>ottr_</td>
</tr>
<tr>
<td><strong> Data Type:</strong></td>
<td>nonnum:textBlockItemType</td>
</tr>
<tr>
<td><strong> Balance Type:</strong></td>
<td>na</td>
</tr>
<tr>
<td><strong> Period Type:</strong></td>
<td>duration</td>
</tr>
</table></div>
</div></td></tr>
</table>
<table border="0" cellpadding="0" cellspacing="0" class="authRefData" style="display: none;" id="defref_us-gaap_RegulatoryAssetsAndLiabilitiesDisclosureAbstract">
<tr><td class="hide"><a style="color: white;" href="javascript:void(0);" onclick="top.Show.hideAR();">X</a></td></tr>
<tr><td><div class="body" style="padding: 2px;">
<a href="javascript:void(0);" onclick="top.Show.toggleNext( this );">- References</a><div><p>No definition available.</p></div>
<a href="javascript:void(0);" onclick="top.Show.toggleNext( this );">+ Details</a><div style="display: none;"><table border="0" cellpadding="0" cellspacing="0">
<tr>
<td><strong> Name:</strong></td>
<td style="white-space:nowrap;">us-gaap_RegulatoryAssetsAndLiabilitiesDisclosureAbstract</td>
</tr>
<tr>
<td style="padding-right: 4px;white-space:nowrap;"><strong> Namespace Prefix:</strong></td>
<td>us-gaap_</td>
</tr>
<tr>
<td><strong> Data Type:</strong></td>
<td>xbrli:stringItemType</td>
</tr>
<tr>
<td><strong> Balance Type:</strong></td>
<td>na</td>
</tr>
<tr>
<td><strong> Period Type:</strong></td>
<td>duration</td>
</tr>
</table></div>
</div></td></tr>
</table>
</div>
</body>
</html>
</TEXT>
</DOCUMENT>
<DOCUMENT>
<TYPE>XML
<SEQUENCE>38
<FILENAME>R27.htm
<DESCRIPTION>IDEA: XBRL DOCUMENT
<TEXT>
<html>
<head>
<title></title>
<link rel="stylesheet" type="text/css" href="report.css">
<script type="text/javascript" src="Show.js">/* Do Not Remove This Comment */</script><script type="text/javascript">
							function toggleNextSibling (e) {
							if (e.nextSibling.style.display=='none') {
							e.nextSibling.style.display='block';
							} else { e.nextSibling.style.display='none'; }
							}</script>
</head>
<body>
<span style="display: none;">v3.21.1</span><table class="report" border="0" cellspacing="2" id="idm140348366395000">
<tr>
<th class="tl" colspan="1" rowspan="2"><div style="width: 200px;"><strong>Short-Term and Long-Term Borrowings (Tables)<br></strong></div></th>
<th class="th" colspan="1">3 Months Ended</th>
</tr>
<tr><th class="th"><div>Mar. 31, 2021</div></th></tr>
<tr class="re">
<td class="pl " style="border-bottom: 0px;" valign="top"><a class="a" href="javascript:void(0);" onclick="top.Show.showAR( this, 'defref_us-gaap_DebtDisclosureAbstract', window );"><strong>Debt Disclosure [Abstract]</strong></a></td>
<td class="text">&#160;<span></span>
</td>
</tr>
<tr class="ro">
<td class="pl " style="border-bottom: 0px;" valign="top"><a class="a" href="javascript:void(0);" onclick="top.Show.showAR( this, 'defref_us-gaap_ScheduleOfLineOfCreditFacilitiesTextBlock', window );">Schedule of Line of Credit Facilities</a></td>
<td class="text"><div style="margin-bottom:3pt"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:9pt;font-weight:400;line-height:120%">The following is a summary of our lines of credit as of March&#160;31, 2021 and December&#160;31, 2020:</span></div><div style="margin-bottom:6pt"><table style="border-collapse:collapse;display:inline-table;margin-bottom:5pt;vertical-align:text-bottom;width:100.000%"><tr><td style="width:1.0%"/><td style="width:36.122%"/><td style="width:0.1%"/><td style="width:1.0%"/><td style="width:10.011%"/><td style="width:0.1%"/><td style="width:0.1%"/><td style="width:1.605%"/><td style="width:0.1%"/><td style="width:1.0%"/><td style="width:10.011%"/><td style="width:0.1%"/><td style="width:0.1%"/><td style="width:1.605%"/><td style="width:0.1%"/><td style="width:1.0%"/><td style="width:10.011%"/><td style="width:0.1%"/><td style="width:0.1%"/><td style="width:1.605%"/><td style="width:0.1%"/><td style="width:1.0%"/><td style="width:10.011%"/><td style="width:0.1%"/><td style="width:0.1%"/><td style="width:1.605%"/><td style="width:0.1%"/><td style="width:1.0%"/><td style="width:10.014%"/><td style="width:0.1%"/></tr><tr><td colspan="3" style="padding:0 1pt"/><td colspan="3" style="padding:0 1pt"/><td colspan="3" style="padding:0 1pt"/><td colspan="15" style="padding:2px 1pt;text-align:center;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-style:italic;font-weight:700;line-height:120%">March 31, 2021</span></td><td colspan="3" style="padding:0 1pt"/><td colspan="3" style="padding:2px 1pt;text-align:center;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-style:italic;font-weight:700;line-height:120%">December 31,<br/>2020</span></td></tr><tr><td colspan="3" style="padding:2px 1pt;text-align:left;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-style:italic;font-weight:700;line-height:120%">(in thousands)</span></td><td colspan="3" style="padding:2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-style:italic;font-weight:700;line-height:120%">Line Limit</span></td><td colspan="3" style="padding:0 1pt"/><td colspan="3" style="border-top:1pt solid #000;padding:2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-style:italic;font-weight:700;line-height:120%">Amount Outstanding</span></td><td colspan="3" style="border-top:1pt solid #000;padding:0 1pt"/><td colspan="3" style="border-top:1pt solid #000;padding:2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-style:italic;font-weight:700;line-height:120%">Letters <br/>of Credit</span></td><td colspan="3" style="border-top:1pt solid #000;padding:0 1pt"/><td colspan="3" style="border-top:1pt solid #000;padding:2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-style:italic;font-weight:700;line-height:120%">Amount Available</span></td><td colspan="3" style="padding:0 1pt"/><td colspan="3" style="border-top:1pt solid #000;padding:2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-style:italic;font-weight:700;line-height:120%">Amount Available</span></td></tr><tr style="height:3pt"><td colspan="3" style="border-top:1pt solid #000;padding:0 1pt"/><td colspan="3" style="border-top:1pt solid #000;padding:0 1pt"/><td colspan="3" style="border-top:1pt solid #000;padding:0 1pt"/><td colspan="3" style="border-top:1pt solid #000;padding:0 1pt"/><td colspan="3" style="border-top:1pt solid #000;padding:0 1pt"/><td colspan="3" style="border-top:1pt solid #000;padding:0 1pt"/><td colspan="3" style="border-top:1pt solid #000;padding:0 1pt"/><td colspan="3" style="border-top:1pt solid #000;padding:0 1pt"/><td colspan="3" style="border-top:1pt solid #000;padding:0 1pt"/><td colspan="3" style="border-top:1pt solid #000;padding:0 1pt"/></tr><tr><td colspan="3" style="background-color:#dbdbdb;padding:2px 1pt;text-align:left;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">OTC Credit Agreement</span></td><td style="background-color:#dbdbdb;padding:2px 0 2px 1pt;text-align:left;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">$</span></td><td style="background-color:#dbdbdb;padding:2px 0;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">170,000&#160;</span></td><td style="background-color:#dbdbdb;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/><td colspan="3" style="background-color:#dbdbdb;padding:0 1pt"/><td style="background-color:#dbdbdb;padding:2px 0 2px 1pt;text-align:left;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">$</span></td><td style="background-color:#dbdbdb;padding:2px 0;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">78,206&#160;</span></td><td style="background-color:#dbdbdb;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/><td colspan="3" style="background-color:#dbdbdb;padding:0 1pt"/><td style="background-color:#dbdbdb;padding:2px 0 2px 1pt;text-align:left;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">$</span></td><td style="background-color:#dbdbdb;padding:2px 0;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">&#8212;&#160;</span></td><td style="background-color:#dbdbdb;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/><td colspan="3" style="background-color:#dbdbdb;padding:0 1pt"/><td style="background-color:#dbdbdb;padding:2px 0 2px 1pt;text-align:left;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:120%">$</span></td><td style="background-color:#dbdbdb;padding:2px 0;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:120%">91,794</span><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">&#160;</span></td><td style="background-color:#dbdbdb;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/><td colspan="3" style="background-color:#dbdbdb;padding:0 1pt"/><td style="background-color:#dbdbdb;padding:2px 0 2px 1pt;text-align:left;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">$</span></td><td style="background-color:#dbdbdb;padding:2px 0;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">104,834&#160;</span></td><td style="background-color:#dbdbdb;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/></tr><tr><td colspan="3" style="background-color:#ffffff;padding:2px 1pt;text-align:left;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">OTP Credit Agreement</span></td><td colspan="2" style="background-color:#ffffff;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">170,000&#160;</span></td><td style="background-color:#ffffff;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/><td colspan="3" style="background-color:#ffffff;padding:0 1pt"/><td colspan="2" style="background-color:#ffffff;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">56,645&#160;</span></td><td style="background-color:#ffffff;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/><td colspan="3" style="background-color:#ffffff;padding:0 1pt"/><td colspan="2" style="background-color:#ffffff;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">12,671&#160;</span></td><td style="background-color:#ffffff;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/><td colspan="3" style="background-color:#ffffff;padding:0 1pt"/><td colspan="2" style="background-color:#ffffff;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:120%">100,684</span><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">&#160;</span></td><td style="background-color:#ffffff;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/><td colspan="3" style="background-color:#ffffff;padding:0 1pt"/><td colspan="2" style="background-color:#ffffff;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">140,068&#160;</span></td><td style="background-color:#ffffff;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/></tr><tr><td colspan="3" style="background-color:#dbdbdb;border-top:1pt solid #000;padding:2px 1pt 2px 1.75pt;text-align:left;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:120%">Total</span></td><td style="background-color:#dbdbdb;border-top:1pt solid #000;padding:2px 0 2px 1pt;text-align:left;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">$</span></td><td style="background-color:#dbdbdb;border-top:1pt solid #000;padding:2px 0;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">340,000&#160;</span></td><td style="background-color:#dbdbdb;border-top:1pt solid #000;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/><td colspan="3" style="background-color:#dbdbdb;border-top:1pt solid #000;padding:0 1pt"/><td style="background-color:#dbdbdb;border-top:1pt solid #000;padding:2px 0 2px 1pt;text-align:left;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">$</span></td><td style="background-color:#dbdbdb;border-top:1pt solid #000;padding:2px 0;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">134,851&#160;</span></td><td style="background-color:#dbdbdb;border-top:1pt solid #000;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/><td colspan="3" style="background-color:#dbdbdb;border-top:1pt solid #000;padding:0 1pt"/><td style="background-color:#dbdbdb;border-top:1pt solid #000;padding:2px 0 2px 1pt;text-align:left;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">$</span></td><td style="background-color:#dbdbdb;border-top:1pt solid #000;padding:2px 0;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">12,671&#160;</span></td><td style="background-color:#dbdbdb;border-top:1pt solid #000;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/><td colspan="3" style="background-color:#dbdbdb;border-top:1pt solid #000;padding:0 1pt"/><td style="background-color:#dbdbdb;border-top:1pt solid #000;padding:2px 0 2px 1pt;text-align:left;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:120%">$</span></td><td style="background-color:#dbdbdb;border-top:1pt solid #000;padding:2px 0;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:120%">192,478</span><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">&#160;</span></td><td style="background-color:#dbdbdb;border-top:1pt solid #000;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/><td colspan="3" style="background-color:#dbdbdb;border-top:1pt solid #000;padding:0 1pt"/><td style="background-color:#dbdbdb;border-top:1pt solid #000;padding:2px 0 2px 1pt;text-align:left;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">$</span></td><td style="background-color:#dbdbdb;border-top:1pt solid #000;padding:2px 0;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">244,902&#160;</span></td><td style="background-color:#dbdbdb;border-top:1pt solid #000;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/></tr></table></div><span></span>
</td>
</tr>
<tr class="re">
<td class="pl " style="border-bottom: 0px;" valign="top"><a class="a" href="javascript:void(0);" onclick="top.Show.showAR( this, 'defref_us-gaap_ScheduleOfDebtTableTextBlock', window );">Schedule of Debt</a></td>
<td class="text"><div style="margin-bottom:3pt"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:9pt;font-weight:400;line-height:120%">The following is a summary of outstanding long-term debt by borrower as of March&#160;31, 2021 and December&#160;31, 2020:&#160;</span></div><div style="margin-bottom:6pt"><table style="border-collapse:collapse;display:inline-table;margin-bottom:5pt;vertical-align:text-bottom;width:100.000%"><tr><td style="width:1.0%"/><td style="width:5.427%"/><td style="width:0.1%"/><td style="width:0.1%"/><td style="width:1.605%"/><td style="width:0.1%"/><td style="width:1.0%"/><td style="width:45.288%"/><td style="width:0.1%"/><td style="width:0.1%"/><td style="width:1.605%"/><td style="width:0.1%"/><td style="width:1.0%"/><td style="width:5.427%"/><td style="width:0.1%"/><td style="width:0.1%"/><td style="width:1.605%"/><td style="width:0.1%"/><td style="width:1.0%"/><td style="width:8.205%"/><td style="width:0.1%"/><td style="width:0.1%"/><td style="width:1.605%"/><td style="width:0.1%"/><td style="width:1.0%"/><td style="width:10.011%"/><td style="width:0.1%"/><td style="width:0.1%"/><td style="width:1.605%"/><td style="width:0.1%"/><td style="width:1.0%"/><td style="width:10.017%"/><td style="width:0.1%"/></tr><tr><td colspan="3" style="background-color:#ffffff;padding:0 1pt"/><td colspan="3" style="background-color:#ffffff;padding:0 1pt"/><td colspan="3" style="background-color:#ffffff;padding:0 1pt"/><td colspan="3" style="background-color:#ffffff;padding:0 1pt"/><td colspan="3" style="background-color:#ffffff;padding:0 1pt"/><td colspan="3" style="background-color:#ffffff;padding:0 1pt"/><td colspan="3" style="background-color:#ffffff;padding:0 1pt"/><td colspan="3" style="background-color:#ffffff;padding:0 1pt"/><td colspan="9" style="background-color:#ffffff;padding:2px 1pt;text-align:center;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-style:italic;font-weight:700;line-height:100%">(in thousands)</span></td></tr><tr><td colspan="3" style="background-color:#ffffff;padding:2px 1pt;text-align:center;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-style:italic;font-weight:700;line-height:100%">Entity</span></td><td colspan="3" style="background-color:#ffffff;padding:0 1pt"/><td colspan="3" style="background-color:#ffffff;padding:2px 1pt;text-align:left;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-style:italic;font-weight:700;line-height:100%">Debt Instrument</span></td><td colspan="3" style="background-color:#ffffff;padding:0 1pt"/><td colspan="3" style="background-color:#ffffff;padding:2px 1pt;text-align:center;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-style:italic;font-weight:700;line-height:100%">Rate</span></td><td colspan="3" style="background-color:#ffffff;padding:0 1pt"/><td colspan="3" style="background-color:#ffffff;padding:2px 1pt;text-align:center;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-style:italic;font-weight:700;line-height:100%">Maturity</span></td><td colspan="3" style="background-color:#ffffff;padding:0 1pt"/><td colspan="3" style="border-top:1pt solid #000;padding:2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-style:italic;font-weight:700;line-height:120%">March 31,<br/>2021</span></td><td colspan="3" style="border-top:1pt solid #000;padding:0 1pt"/><td colspan="3" style="border-top:1pt solid #000;padding:2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-style:italic;font-weight:700;line-height:120%">December 31,<br/>2020</span></td></tr><tr style="height:3pt"><td colspan="3" style="border-top:1pt solid #000;padding:0 1pt"/><td colspan="3" style="border-top:1pt solid #000;padding:0 1pt"/><td colspan="3" style="border-top:1pt solid #000;padding:0 1pt"/><td colspan="3" style="border-top:1pt solid #000;padding:0 1pt"/><td colspan="3" style="border-top:1pt solid #000;padding:0 1pt"/><td colspan="3" style="border-top:1pt solid #000;padding:0 1pt"/><td colspan="3" style="border-top:1pt solid #000;padding:0 1pt"/><td colspan="3" style="border-top:1pt solid #000;padding:0 1pt"/><td colspan="3" style="border-top:1pt solid #000;padding:0 1pt"/><td colspan="3" style="border-top:1pt solid #000;padding:0 1pt"/><td colspan="3" style="border-top:1pt solid #000;padding:0 1pt"/></tr><tr><td colspan="3" style="background-color:#dbdbdb;padding:2px 1pt;text-align:center;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%">OTC</span></td><td colspan="3" style="background-color:#dbdbdb;padding:0 1pt"/><td colspan="3" style="background-color:#dbdbdb;padding:2px 1pt;text-align:left;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%">Guaranteed Senior Notes</span></td><td colspan="3" style="background-color:#dbdbdb;padding:0 1pt"/><td colspan="3" style="background-color:#dbdbdb;padding:2px 1pt;text-align:center;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%">3.55%</span></td><td colspan="3" style="background-color:#dbdbdb;padding:0 1pt"/><td colspan="3" style="background-color:#dbdbdb;padding:2px 1pt;text-align:center;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%">12/15/26</span></td><td colspan="3" style="background-color:#dbdbdb;padding:0 1pt"/><td style="background-color:#dbdbdb;padding:2px 0 2px 1pt;text-align:left;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:100%">$</span></td><td style="background-color:#dbdbdb;padding:2px 0;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:100%">80,000</span><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%">&#160;</span></td><td style="background-color:#dbdbdb;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/><td colspan="3" style="background-color:#dbdbdb;padding:0 1pt"/><td style="background-color:#dbdbdb;padding:2px 0 2px 1pt;text-align:left;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%">$</span></td><td style="background-color:#dbdbdb;padding:2px 0;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%">80,000&#160;</span></td><td style="background-color:#dbdbdb;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/></tr><tr><td colspan="3" style="background-color:#ffffff;padding:2px 1pt;text-align:center;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%">OTP</span></td><td colspan="3" style="background-color:#ffffff;padding:0 1pt"/><td colspan="3" style="background-color:#ffffff;padding:2px 1pt;text-align:left;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%">Series 2011A Senior Unsecured Notes</span></td><td colspan="3" style="background-color:#ffffff;padding:0 1pt"/><td colspan="3" style="background-color:#ffffff;padding:2px 1pt;text-align:center;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%">4.63%</span></td><td colspan="3" style="background-color:#ffffff;padding:0 1pt"/><td colspan="3" style="background-color:#ffffff;padding:2px 1pt;text-align:center;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%">12/01/21</span></td><td colspan="3" style="background-color:#ffffff;padding:0 1pt"/><td colspan="2" style="background-color:#ffffff;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:100%">140,000</span><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%">&#160;</span></td><td style="background-color:#ffffff;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/><td colspan="3" style="background-color:#ffffff;padding:0 1pt"/><td colspan="2" style="background-color:#ffffff;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%">140,000&#160;</span></td><td style="background-color:#ffffff;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/></tr><tr><td colspan="3" style="background-color:#dbdbdb;padding:2px 1pt;text-align:center;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%">OTP</span></td><td colspan="3" style="background-color:#dbdbdb;padding:0 1pt"/><td colspan="3" style="background-color:#dbdbdb;padding:2px 1pt;text-align:left;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%">Series 2007B Senior Unsecured Notes</span></td><td colspan="3" style="background-color:#dbdbdb;padding:0 1pt"/><td colspan="3" style="background-color:#dbdbdb;padding:2px 1pt;text-align:center;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%">6.15%</span></td><td colspan="3" style="background-color:#dbdbdb;padding:0 1pt"/><td colspan="3" style="background-color:#dbdbdb;padding:2px 1pt;text-align:center;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%">08/20/22</span></td><td colspan="3" style="background-color:#dbdbdb;padding:0 1pt"/><td colspan="2" style="background-color:#dbdbdb;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:100%">30,000</span><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%">&#160;</span></td><td style="background-color:#dbdbdb;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/><td colspan="3" style="background-color:#dbdbdb;padding:0 1pt"/><td colspan="2" style="background-color:#dbdbdb;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%">30,000&#160;</span></td><td style="background-color:#dbdbdb;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/></tr><tr><td colspan="3" style="background-color:#ffffff;padding:2px 1pt;text-align:center;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%">OTP</span></td><td colspan="3" style="background-color:#ffffff;padding:0 1pt"/><td colspan="3" style="background-color:#ffffff;padding:2px 1pt;text-align:left;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%">Series 2007C Senior Unsecured Notes</span></td><td colspan="3" style="background-color:#ffffff;padding:0 1pt"/><td colspan="3" style="background-color:#ffffff;padding:2px 1pt;text-align:center;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%">6.37%</span></td><td colspan="3" style="background-color:#ffffff;padding:0 1pt"/><td colspan="3" style="background-color:#ffffff;padding:2px 1pt;text-align:center;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%">08/02/27</span></td><td colspan="3" style="background-color:#ffffff;padding:0 1pt"/><td colspan="2" style="background-color:#ffffff;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:100%">42,000</span><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%">&#160;</span></td><td style="background-color:#ffffff;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/><td colspan="3" style="background-color:#ffffff;padding:0 1pt"/><td colspan="2" style="background-color:#ffffff;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%">42,000&#160;</span></td><td style="background-color:#ffffff;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/></tr><tr><td colspan="3" style="background-color:#dbdbdb;padding:2px 1pt;text-align:center;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%">OTP</span></td><td colspan="3" style="background-color:#dbdbdb;padding:0 1pt"/><td colspan="3" style="background-color:#dbdbdb;padding:2px 1pt;text-align:left;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%">Series 2013A Senior Unsecured Notes</span></td><td colspan="3" style="background-color:#dbdbdb;padding:0 1pt"/><td colspan="3" style="background-color:#dbdbdb;padding:2px 1pt;text-align:center;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%">4.68%</span></td><td colspan="3" style="background-color:#dbdbdb;padding:0 1pt"/><td colspan="3" style="background-color:#dbdbdb;padding:2px 1pt;text-align:center;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%">02/27/29</span></td><td colspan="3" style="background-color:#dbdbdb;padding:0 1pt"/><td colspan="2" style="background-color:#dbdbdb;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:100%">60,000</span><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%">&#160;</span></td><td style="background-color:#dbdbdb;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/><td colspan="3" style="background-color:#dbdbdb;padding:0 1pt"/><td colspan="2" style="background-color:#dbdbdb;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%">60,000&#160;</span></td><td style="background-color:#dbdbdb;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/></tr><tr><td colspan="3" style="background-color:#ffffff;padding:2px 1pt;text-align:center;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%">OTP</span></td><td colspan="3" style="background-color:#ffffff;padding:0 1pt"/><td colspan="3" style="background-color:#ffffff;padding:2px 1pt;text-align:left;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%">Series 2019A Senior Unsecured Notes </span></td><td colspan="3" style="background-color:#ffffff;padding:0 1pt"/><td colspan="3" style="background-color:#ffffff;padding:2px 1pt;text-align:center;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%">3.07%</span></td><td colspan="3" style="background-color:#ffffff;padding:0 1pt"/><td colspan="3" style="background-color:#ffffff;padding:2px 1pt;text-align:center;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%">10/10/29</span></td><td colspan="3" style="background-color:#ffffff;padding:0 1pt"/><td colspan="2" style="background-color:#ffffff;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:100%">10,000</span><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%">&#160;</span></td><td style="background-color:#ffffff;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/><td colspan="3" style="background-color:#ffffff;padding:0 1pt"/><td colspan="2" style="background-color:#ffffff;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%">10,000&#160;</span></td><td style="background-color:#ffffff;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/></tr><tr><td colspan="3" style="background-color:#dbdbdb;padding:2px 1pt;text-align:center;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%">OTP</span></td><td colspan="3" style="background-color:#dbdbdb;padding:0 1pt"/><td colspan="3" style="background-color:#dbdbdb;padding:2px 1pt;text-align:left;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%">Series 2020A Senior Unsecured Notes</span></td><td colspan="3" style="background-color:#dbdbdb;padding:0 1pt"/><td colspan="3" style="background-color:#dbdbdb;padding:2px 1pt;text-align:center;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%">3.22%</span></td><td colspan="3" style="background-color:#dbdbdb;padding:0 1pt"/><td colspan="3" style="background-color:#dbdbdb;padding:2px 1pt;text-align:center;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%">02/25/30</span></td><td colspan="3" style="background-color:#dbdbdb;padding:0 1pt"/><td colspan="2" style="background-color:#dbdbdb;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:100%">10,000</span><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%">&#160;</span></td><td style="background-color:#dbdbdb;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/><td colspan="3" style="background-color:#dbdbdb;padding:0 1pt"/><td colspan="2" style="background-color:#dbdbdb;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%">10,000&#160;</span></td><td style="background-color:#dbdbdb;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/></tr><tr><td colspan="3" style="background-color:#ffffff;padding:2px 1pt;text-align:center;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%">OTP</span></td><td colspan="3" style="background-color:#ffffff;padding:0 1pt"/><td colspan="3" style="background-color:#ffffff;padding:2px 1pt;text-align:left;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%">Series 2020B Senior Unsecured Notes</span></td><td colspan="3" style="background-color:#ffffff;padding:0 1pt"/><td colspan="3" style="background-color:#ffffff;padding:2px 1pt;text-align:center;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%">3.22%</span></td><td colspan="3" style="background-color:#ffffff;padding:0 1pt"/><td colspan="3" style="background-color:#ffffff;padding:2px 1pt;text-align:center;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%">08/20/30</span></td><td colspan="3" style="background-color:#ffffff;padding:0 1pt"/><td colspan="2" style="background-color:#ffffff;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:100%">40,000</span><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%">&#160;</span></td><td style="background-color:#ffffff;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/><td colspan="3" style="background-color:#ffffff;padding:0 1pt"/><td colspan="2" style="background-color:#ffffff;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%">40,000&#160;</span></td><td style="background-color:#ffffff;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/></tr><tr><td colspan="3" style="background-color:#dbdbdb;padding:2px 1pt;text-align:center;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%">OTP</span></td><td colspan="3" style="background-color:#dbdbdb;padding:0 1pt"/><td colspan="3" style="background-color:#dbdbdb;padding:2px 1pt;text-align:left;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%">Series 2007D Senior Unsecured Notes</span></td><td colspan="3" style="background-color:#dbdbdb;padding:0 1pt"/><td colspan="3" style="background-color:#dbdbdb;padding:2px 1pt;text-align:center;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%">6.47%</span></td><td colspan="3" style="background-color:#dbdbdb;padding:0 1pt"/><td colspan="3" style="background-color:#dbdbdb;padding:2px 1pt;text-align:center;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%">08/20/37</span></td><td colspan="3" style="background-color:#dbdbdb;padding:0 1pt"/><td colspan="2" style="background-color:#dbdbdb;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:100%">50,000</span><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%">&#160;</span></td><td style="background-color:#dbdbdb;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/><td colspan="3" style="background-color:#dbdbdb;padding:0 1pt"/><td colspan="2" style="background-color:#dbdbdb;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%">50,000&#160;</span></td><td style="background-color:#dbdbdb;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/></tr><tr><td colspan="3" style="background-color:#ffffff;padding:2px 1pt;text-align:center;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%">OTP</span></td><td colspan="3" style="background-color:#ffffff;padding:0 1pt"/><td colspan="3" style="background-color:#ffffff;padding:2px 1pt;text-align:left;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%">Series 2019B Senior Unsecured Notes</span></td><td colspan="3" style="background-color:#ffffff;padding:0 1pt"/><td colspan="3" style="background-color:#ffffff;padding:2px 1pt;text-align:center;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%">3.52%</span></td><td colspan="3" style="background-color:#ffffff;padding:0 1pt"/><td colspan="3" style="background-color:#ffffff;padding:2px 1pt;text-align:center;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%">10/10/39</span></td><td colspan="3" style="background-color:#ffffff;padding:0 1pt"/><td colspan="2" style="background-color:#ffffff;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:100%">26,000</span><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%">&#160;</span></td><td style="background-color:#ffffff;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/><td colspan="3" style="background-color:#ffffff;padding:0 1pt"/><td colspan="2" style="background-color:#ffffff;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%">26,000&#160;</span></td><td style="background-color:#ffffff;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/></tr><tr><td colspan="3" style="background-color:#dbdbdb;padding:2px 1pt;text-align:center;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%">OTP</span></td><td colspan="3" style="background-color:#dbdbdb;padding:0 1pt"/><td colspan="3" style="background-color:#dbdbdb;padding:2px 1pt;text-align:left;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%">Series 2020C Senior Unsecured Notes</span></td><td colspan="3" style="background-color:#dbdbdb;padding:0 1pt"/><td colspan="3" style="background-color:#dbdbdb;padding:2px 1pt;text-align:center;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%">3.62%</span></td><td colspan="3" style="background-color:#dbdbdb;padding:0 1pt"/><td colspan="3" style="background-color:#dbdbdb;padding:2px 1pt;text-align:center;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%">02/25/40</span></td><td colspan="3" style="background-color:#dbdbdb;padding:0 1pt"/><td colspan="2" style="background-color:#dbdbdb;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:100%">10,000</span><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%">&#160;</span></td><td style="background-color:#dbdbdb;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/><td colspan="3" style="background-color:#dbdbdb;padding:0 1pt"/><td colspan="2" style="background-color:#dbdbdb;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%">10,000&#160;</span></td><td style="background-color:#dbdbdb;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/></tr><tr><td colspan="3" style="background-color:#ffffff;padding:2px 1pt;text-align:center;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%">OTP</span></td><td colspan="3" style="background-color:#ffffff;padding:0 1pt"/><td colspan="3" style="background-color:#ffffff;padding:2px 1pt;text-align:left;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%">Series 2013B Senior Unsecured Notes</span></td><td colspan="3" style="background-color:#ffffff;padding:0 1pt"/><td colspan="3" style="background-color:#ffffff;padding:2px 1pt;text-align:center;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%">5.47%</span></td><td colspan="3" style="background-color:#ffffff;padding:0 1pt"/><td colspan="3" style="background-color:#ffffff;padding:2px 1pt;text-align:center;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%">02/27/44</span></td><td colspan="3" style="background-color:#ffffff;padding:0 1pt"/><td colspan="2" style="background-color:#ffffff;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:100%">90,000</span><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%">&#160;</span></td><td style="background-color:#ffffff;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/><td colspan="3" style="background-color:#ffffff;padding:0 1pt"/><td colspan="2" style="background-color:#ffffff;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%">90,000&#160;</span></td><td style="background-color:#ffffff;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/></tr><tr><td colspan="3" style="background-color:#dbdbdb;padding:2px 1pt;text-align:center;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%">OTP</span></td><td colspan="3" style="background-color:#dbdbdb;padding:0 1pt"/><td colspan="3" style="background-color:#dbdbdb;padding:2px 1pt;text-align:left;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%">Series 2018A Senior Unsecured Notes</span></td><td colspan="3" style="background-color:#dbdbdb;padding:0 1pt"/><td colspan="3" style="background-color:#dbdbdb;padding:2px 1pt;text-align:center;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%">4.07%</span></td><td colspan="3" style="background-color:#dbdbdb;padding:0 1pt"/><td colspan="3" style="background-color:#dbdbdb;padding:2px 1pt;text-align:center;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%">02/07/48</span></td><td colspan="3" style="background-color:#dbdbdb;padding:0 1pt"/><td colspan="2" style="background-color:#dbdbdb;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:100%">100,000</span><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%">&#160;</span></td><td style="background-color:#dbdbdb;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/><td colspan="3" style="background-color:#dbdbdb;padding:0 1pt"/><td colspan="2" style="background-color:#dbdbdb;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%">100,000&#160;</span></td><td style="background-color:#dbdbdb;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/></tr><tr><td colspan="3" style="background-color:#ffffff;padding:2px 1pt;text-align:center;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%">OTP</span></td><td colspan="3" style="background-color:#ffffff;padding:0 1pt"/><td colspan="3" style="background-color:#ffffff;padding:2px 1pt;text-align:left;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%">Series 2019C Senior Unsecured Notes</span></td><td colspan="3" style="background-color:#ffffff;padding:0 1pt"/><td colspan="3" style="background-color:#ffffff;padding:2px 1pt;text-align:center;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%">3.82%</span></td><td colspan="3" style="background-color:#ffffff;padding:0 1pt"/><td colspan="3" style="background-color:#ffffff;padding:2px 1pt;text-align:center;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%">10/10/49</span></td><td colspan="3" style="background-color:#ffffff;padding:0 1pt"/><td colspan="2" style="background-color:#ffffff;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:100%">64,000</span><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%">&#160;</span></td><td style="background-color:#ffffff;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/><td colspan="3" style="background-color:#ffffff;padding:0 1pt"/><td colspan="2" style="background-color:#ffffff;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%">64,000&#160;</span></td><td style="background-color:#ffffff;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/></tr><tr><td colspan="3" style="background-color:#dbdbdb;padding:2px 1pt;text-align:center;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%">OTP</span></td><td colspan="3" style="background-color:#dbdbdb;padding:0 1pt"/><td colspan="3" style="background-color:#dbdbdb;padding:2px 1pt;text-align:left;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%">Series 2020D Senior Unsecured Notes</span></td><td colspan="3" style="background-color:#dbdbdb;padding:0 1pt"/><td colspan="3" style="background-color:#dbdbdb;padding:2px 1pt;text-align:center;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%">3.92%</span></td><td colspan="3" style="background-color:#dbdbdb;padding:0 1pt"/><td colspan="3" style="background-color:#dbdbdb;padding:2px 1pt;text-align:center;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%">02/25/50</span></td><td colspan="3" style="background-color:#dbdbdb;padding:0 1pt"/><td colspan="2" style="background-color:#dbdbdb;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:100%">15,000</span><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%">&#160;</span></td><td style="background-color:#dbdbdb;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/><td colspan="3" style="background-color:#dbdbdb;padding:0 1pt"/><td colspan="2" style="background-color:#dbdbdb;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%">15,000&#160;</span></td><td style="background-color:#dbdbdb;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/></tr><tr><td colspan="3" style="background-color:#ffffff;padding:2px 1pt;text-align:center;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%">OTC</span></td><td colspan="3" style="background-color:#ffffff;padding:0 1pt"/><td colspan="3" style="background-color:#ffffff;padding:2px 1pt;text-align:left;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%">PACE Note</span></td><td colspan="3" style="background-color:#ffffff;padding:0 1pt"/><td colspan="3" style="background-color:#ffffff;padding:2px 1pt;text-align:center;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%">2.54%</span></td><td colspan="3" style="background-color:#ffffff;padding:0 1pt"/><td colspan="3" style="background-color:#ffffff;padding:2px 1pt;text-align:center;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%">03/18/21</span></td><td colspan="3" style="background-color:#ffffff;padding:0 1pt"/><td colspan="2" style="background-color:#ffffff;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:100%">&#8212;</span><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%">&#160;</span></td><td style="background-color:#ffffff;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/><td colspan="3" style="background-color:#ffffff;padding:0 1pt"/><td colspan="2" style="background-color:#ffffff;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%">169&#160;</span></td><td style="background-color:#ffffff;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/></tr><tr><td colspan="3" style="background-color:#dbdbdb;border-top:1pt solid #000;padding:2px 1pt;text-align:left;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:100%">Total</span></td><td colspan="3" style="background-color:#dbdbdb;border-top:1pt solid #000;padding:0 1pt"/><td colspan="3" style="background-color:#dbdbdb;border-top:1pt solid #000;padding:0 1pt"/><td colspan="3" style="background-color:#dbdbdb;border-top:1pt solid #000;padding:0 1pt"/><td colspan="3" style="background-color:#dbdbdb;border-top:1pt solid #000;padding:0 1pt"/><td colspan="3" style="background-color:#dbdbdb;border-top:1pt solid #000;padding:0 1pt"/><td colspan="3" style="background-color:#dbdbdb;border-top:1pt solid #000;padding:0 1pt"/><td colspan="3" style="background-color:#dbdbdb;border-top:1pt solid #000;padding:0 1pt"/><td style="background-color:#dbdbdb;border-top:1pt solid #000;padding:2px 0 2px 1pt;text-align:left;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:100%">$</span></td><td style="background-color:#dbdbdb;border-top:1pt solid #000;padding:2px 0;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:100%">767,000</span><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%">&#160;</span></td><td style="background-color:#dbdbdb;border-top:1pt solid #000;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/><td colspan="3" style="background-color:#dbdbdb;border-top:1pt solid #000;padding:0 1pt"/><td style="background-color:#dbdbdb;border-top:1pt solid #000;padding:2px 0 2px 1pt;text-align:left;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%">$</span></td><td style="background-color:#dbdbdb;border-top:1pt solid #000;padding:2px 0;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%">767,169&#160;</span></td><td style="background-color:#dbdbdb;border-top:1pt solid #000;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/></tr><tr><td colspan="3" style="background-color:#ffffff;padding:2px 1pt 2px 13pt;text-align:left;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%">Less:</span></td><td colspan="6" style="background-color:#ffffff;padding:2px 1pt;text-align:left;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%">Current Maturities Net of Unamortized Debt Issuance Costs</span></td><td colspan="3" style="background-color:#ffffff;padding:0 1pt"/><td colspan="3" style="background-color:#ffffff;padding:0 1pt"/><td colspan="3" style="background-color:#ffffff;padding:0 1pt"/><td colspan="3" style="background-color:#ffffff;padding:0 1pt"/><td colspan="3" style="background-color:#ffffff;padding:0 1pt"/><td colspan="2" style="background-color:#ffffff;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:100%">139,941</span><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%">&#160;</span></td><td style="background-color:#ffffff;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/><td colspan="3" style="background-color:#ffffff;padding:0 1pt"/><td colspan="2" style="background-color:#ffffff;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%">140,087&#160;</span></td><td style="background-color:#ffffff;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/></tr><tr><td colspan="3" style="background-color:#dbdbdb;padding:0 1pt"/><td colspan="6" style="background-color:#dbdbdb;border-bottom:1pt solid #000;padding:2px 1pt;text-align:left;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%">Unamortized Long-Term Debt Issuance Costs</span></td><td colspan="3" style="background-color:#dbdbdb;border-bottom:1pt solid #000;padding:0 1pt"/><td colspan="3" style="background-color:#dbdbdb;border-bottom:1pt solid #000;padding:0 1pt"/><td colspan="3" style="background-color:#dbdbdb;padding:0 1pt"/><td colspan="3" style="background-color:#dbdbdb;padding:0 1pt"/><td colspan="3" style="background-color:#dbdbdb;padding:0 1pt"/><td colspan="2" style="background-color:#dbdbdb;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:100%">2,574</span><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%">&#160;</span></td><td style="background-color:#dbdbdb;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/><td colspan="3" style="background-color:#dbdbdb;padding:0 1pt"/><td colspan="2" style="background-color:#dbdbdb;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%">2,650&#160;</span></td><td style="background-color:#dbdbdb;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/></tr><tr><td colspan="15" style="background-color:#ffffff;border-top:1pt solid #000;padding:2px 1pt;text-align:left;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:100%">Total Long-Term Debt Net of Unamortized Debt Issuance Costs</span></td><td colspan="3" style="background-color:#ffffff;border-top:1pt solid #000;padding:0 1pt"/><td colspan="3" style="background-color:#ffffff;border-top:1pt solid #000;padding:0 1pt"/><td colspan="3" style="background-color:#ffffff;border-top:1pt solid #000;padding:0 1pt"/><td style="background-color:#ffffff;border-top:1pt solid #000;padding:2px 0 2px 1pt;text-align:left;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:100%">$</span></td><td style="background-color:#ffffff;border-top:1pt solid #000;padding:2px 0;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:100%">624,485</span><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%">&#160;</span></td><td style="background-color:#ffffff;border-top:1pt solid #000;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/><td colspan="3" style="background-color:#ffffff;border-top:1pt solid #000;padding:0 1pt"/><td style="background-color:#ffffff;border-top:1pt solid #000;padding:2px 0 2px 1pt;text-align:left;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%">$</span></td><td style="background-color:#ffffff;border-top:1pt solid #000;padding:2px 0;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%">624,432&#160;</span></td><td style="background-color:#ffffff;border-top:1pt solid #000;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/></tr></table></div><span></span>
</td>
</tr>
</table>
<div style="display: none;">
<table border="0" cellpadding="0" cellspacing="0" class="authRefData" style="display: none;" id="defref_us-gaap_DebtDisclosureAbstract">
<tr><td class="hide"><a style="color: white;" href="javascript:void(0);" onclick="top.Show.hideAR();">X</a></td></tr>
<tr><td><div class="body" style="padding: 2px;">
<a href="javascript:void(0);" onclick="top.Show.toggleNext( this );">- References</a><div><p>No definition available.</p></div>
<a href="javascript:void(0);" onclick="top.Show.toggleNext( this );">+ Details</a><div style="display: none;"><table border="0" cellpadding="0" cellspacing="0">
<tr>
<td><strong> Name:</strong></td>
<td style="white-space:nowrap;">us-gaap_DebtDisclosureAbstract</td>
</tr>
<tr>
<td style="padding-right: 4px;white-space:nowrap;"><strong> Namespace Prefix:</strong></td>
<td>us-gaap_</td>
</tr>
<tr>
<td><strong> Data Type:</strong></td>
<td>xbrli:stringItemType</td>
</tr>
<tr>
<td><strong> Balance Type:</strong></td>
<td>na</td>
</tr>
<tr>
<td><strong> Period Type:</strong></td>
<td>duration</td>
</tr>
</table></div>
</div></td></tr>
</table>
<table border="0" cellpadding="0" cellspacing="0" class="authRefData" style="display: none;" id="defref_us-gaap_ScheduleOfDebtTableTextBlock">
<tr><td class="hide"><a style="color: white;" href="javascript:void(0);" onclick="top.Show.hideAR();">X</a></td></tr>
<tr><td><div class="body" style="padding: 2px;">
<a href="javascript:void(0);" onclick="top.Show.toggleNext( this );">- Definition</a><div><p>Tabular disclosure of information pertaining to short-term and long-debt instruments or arrangements, including but not limited to identification of terms, features, collateral requirements and other information necessary to a fair presentation.</p></div>
<a href="javascript:void(0);" onclick="top.Show.toggleNext( this );">+ References</a><div style="display: none;"><p>No definition available.</p></div>
<a href="javascript:void(0);" onclick="top.Show.toggleNext( this );">+ Details</a><div style="display: none;"><table border="0" cellpadding="0" cellspacing="0">
<tr>
<td><strong> Name:</strong></td>
<td style="white-space:nowrap;">us-gaap_ScheduleOfDebtTableTextBlock</td>
</tr>
<tr>
<td style="padding-right: 4px;white-space:nowrap;"><strong> Namespace Prefix:</strong></td>
<td>us-gaap_</td>
</tr>
<tr>
<td><strong> Data Type:</strong></td>
<td>nonnum:textBlockItemType</td>
</tr>
<tr>
<td><strong> Balance Type:</strong></td>
<td>na</td>
</tr>
<tr>
<td><strong> Period Type:</strong></td>
<td>duration</td>
</tr>
</table></div>
</div></td></tr>
</table>
<table border="0" cellpadding="0" cellspacing="0" class="authRefData" style="display: none;" id="defref_us-gaap_ScheduleOfLineOfCreditFacilitiesTextBlock">
<tr><td class="hide"><a style="color: white;" href="javascript:void(0);" onclick="top.Show.hideAR();">X</a></td></tr>
<tr><td><div class="body" style="padding: 2px;">
<a href="javascript:void(0);" onclick="top.Show.toggleNext( this );">- Definition</a><div><p>Tabular disclosure of short-term or long-term contractual arrangements with lenders, including letters of credit, standby letters of credit, and revolving credit arrangements, under which borrowings can be made up to maximum amount as of any point in time conditional on satisfaction of specified terms before, as of and after the date of drawdowns on the line.</p></div>
<a href="javascript:void(0);" onclick="top.Show.toggleNext( this );">+ References</a><div style="display: none;"><p>Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef<br> -Publisher FASB<br> -Name Accounting Standards Codification<br> -Topic 210<br> -SubTopic 10<br> -Section S99<br> -Paragraph 1<br> -Subparagraph (SX 210.5-02.19(b),22(b))<br> -URI http://asc.fasb.org/extlink&amp;oid=120391452&amp;loc=d3e13212-122682<br><br>Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef<br> -Publisher FASB<br> -Name Accounting Standards Codification<br> -Topic 235<br> -SubTopic 10<br> -Section S99<br> -Paragraph 1<br> -Subparagraph (SX 210.4-08.(e),(f))<br> -URI http://asc.fasb.org/extlink&amp;oid=120395691&amp;loc=d3e23780-122690<br></p></div>
<a href="javascript:void(0);" onclick="top.Show.toggleNext( this );">+ Details</a><div style="display: none;"><table border="0" cellpadding="0" cellspacing="0">
<tr>
<td><strong> Name:</strong></td>
<td style="white-space:nowrap;">us-gaap_ScheduleOfLineOfCreditFacilitiesTextBlock</td>
</tr>
<tr>
<td style="padding-right: 4px;white-space:nowrap;"><strong> Namespace Prefix:</strong></td>
<td>us-gaap_</td>
</tr>
<tr>
<td><strong> Data Type:</strong></td>
<td>nonnum:textBlockItemType</td>
</tr>
<tr>
<td><strong> Balance Type:</strong></td>
<td>na</td>
</tr>
<tr>
<td><strong> Period Type:</strong></td>
<td>duration</td>
</tr>
</table></div>
</div></td></tr>
</table>
</div>
</body>
</html>
</TEXT>
</DOCUMENT>
<DOCUMENT>
<TYPE>XML
<SEQUENCE>39
<FILENAME>R28.htm
<DESCRIPTION>IDEA: XBRL DOCUMENT
<TEXT>
<html>
<head>
<title></title>
<link rel="stylesheet" type="text/css" href="report.css">
<script type="text/javascript" src="Show.js">/* Do Not Remove This Comment */</script><script type="text/javascript">
							function toggleNextSibling (e) {
							if (e.nextSibling.style.display=='none') {
							e.nextSibling.style.display='block';
							} else { e.nextSibling.style.display='none'; }
							}</script>
</head>
<body>
<span style="display: none;">v3.21.1</span><table class="report" border="0" cellspacing="2" id="idm140348367849592">
<tr>
<th class="tl" colspan="1" rowspan="2"><div style="width: 200px;"><strong>Pension Plan and Other Postretirement Benefits (Tables)<br></strong></div></th>
<th class="th" colspan="1">3 Months Ended</th>
</tr>
<tr><th class="th"><div>Mar. 31, 2021</div></th></tr>
<tr class="re">
<td class="pl " style="border-bottom: 0px;" valign="top"><a class="a" href="javascript:void(0);" onclick="top.Show.showAR( this, 'defref_us-gaap_CompensationAndRetirementDisclosureAbstract', window );"><strong>Retirement Benefits [Abstract]</strong></a></td>
<td class="text">&#160;<span></span>
</td>
</tr>
<tr class="ro">
<td class="pl " style="border-bottom: 0px;" valign="top"><a class="a" href="javascript:void(0);" onclick="top.Show.showAR( this, 'defref_us-gaap_ScheduleOfNetBenefitCostsTableTextBlock', window );">Schedule of Net Benefit Costs</a></td>
<td class="text"><div style="margin-bottom:3pt"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:9pt;font-weight:400;line-height:120%">Components of net periodic pension benefit cost for the three months ended March&#160;31, 2021 and 2020 are as follows:</span></div><div style="margin-bottom:6pt"><table style="border-collapse:collapse;display:inline-table;margin-bottom:5pt;vertical-align:text-bottom;width:100.000%"><tr><td style="width:1.0%"/><td style="width:74.872%"/><td style="width:0.1%"/><td style="width:1.0%"/><td style="width:10.011%"/><td style="width:0.1%"/><td style="width:0.1%"/><td style="width:1.605%"/><td style="width:0.1%"/><td style="width:1.0%"/><td style="width:10.012%"/><td style="width:0.1%"/><td colspan="3" style="display:none"/><td colspan="3" style="display:none"/><td colspan="3" style="display:none"/><td colspan="3" style="display:none"/></tr><tr><td colspan="3" style="display:none"/><td colspan="3" style="display:none"/><td colspan="3" style="display:none"/><td colspan="3" style="display:none"/></tr><tr><td colspan="3" style="padding:2px 1pt;text-align:left;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-style:italic;font-weight:700;line-height:120%">(in thousands)</span></td><td colspan="3" style="padding:2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-style:italic;font-weight:700;line-height:120%">2021</span></td><td colspan="3" style="padding:0 1pt"/><td colspan="3" style="padding:2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-style:italic;font-weight:700;line-height:120%">2020</span></td><td colspan="3" style="display:none"/><td colspan="3" style="display:none"/><td colspan="3" style="display:none"/><td colspan="3" style="display:none"/></tr><tr style="height:3pt"><td colspan="3" style="border-top:1pt solid #000;padding:0 1pt"/><td colspan="3" style="border-top:1pt solid #000;padding:0 1pt"/><td colspan="3" style="border-top:1pt solid #000;padding:0 1pt"/><td colspan="3" style="border-top:1pt solid #000;padding:0 1pt"/><td colspan="3" style="display:none"/><td colspan="3" style="display:none"/><td colspan="3" style="display:none"/><td colspan="3" style="display:none"/></tr><tr><td colspan="3" style="background-color:#dbdbdb;padding:2px 1pt;text-align:left;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">Service Cost&#8211;Benefit Earned During the Period</span></td><td style="background-color:#dbdbdb;padding:2px 0 2px 1pt;text-align:left;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:120%">$</span></td><td style="background-color:#dbdbdb;padding:2px 0;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:120%">1,866</span><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">&#160;</span></td><td style="background-color:#dbdbdb;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/><td colspan="3" style="background-color:#dbdbdb;padding:0 1pt"/><td style="background-color:#dbdbdb;padding:2px 0 2px 1pt;text-align:left;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">$</span></td><td style="background-color:#dbdbdb;padding:2px 0;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">1,655&#160;</span></td><td style="background-color:#dbdbdb;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/><td colspan="3" style="display:none"/><td colspan="3" style="display:none"/><td colspan="3" style="display:none"/><td colspan="3" style="display:none"/></tr><tr><td colspan="3" style="background-color:#ffffff;padding:2px 1pt;text-align:left;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">Interest Cost on Projected Benefit Obligation</span></td><td colspan="2" style="background-color:#ffffff;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:120%">2,915</span><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">&#160;</span></td><td style="background-color:#ffffff;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/><td colspan="3" style="background-color:#ffffff;padding:0 1pt"/><td colspan="2" style="background-color:#ffffff;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">3,263&#160;</span></td><td style="background-color:#ffffff;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/><td colspan="3" style="display:none"/><td colspan="3" style="display:none"/><td colspan="3" style="display:none"/><td colspan="3" style="display:none"/></tr><tr><td colspan="3" style="background-color:#dbdbdb;padding:2px 1pt;text-align:left;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">Expected Return on Assets</span></td><td colspan="2" style="background-color:#dbdbdb;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:120%">(5,590)</span></td><td style="background-color:#dbdbdb;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/><td colspan="3" style="background-color:#dbdbdb;padding:0 1pt"/><td colspan="2" style="background-color:#dbdbdb;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">(5,505)</span></td><td style="background-color:#dbdbdb;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/><td colspan="3" style="display:none"/><td colspan="3" style="display:none"/><td colspan="3" style="display:none"/><td colspan="3" style="display:none"/></tr><tr><td colspan="3" style="display:none"/><td colspan="3" style="display:none"/><td colspan="3" style="display:none"/><td colspan="3" style="display:none"/><td colspan="3" style="display:none"/><td colspan="3" style="display:none"/><td colspan="3" style="display:none"/><td colspan="3" style="display:none"/></tr><tr><td colspan="3" style="display:none"/><td colspan="3" style="display:none"/><td colspan="3" style="display:none"/><td colspan="3" style="display:none"/><td colspan="3" style="display:none"/><td colspan="3" style="display:none"/><td colspan="3" style="display:none"/><td colspan="3" style="display:none"/></tr><tr><td colspan="3" style="display:none"/><td colspan="3" style="display:none"/><td colspan="3" style="display:none"/><td colspan="3" style="display:none"/><td colspan="3" style="display:none"/><td colspan="3" style="display:none"/><td colspan="3" style="display:none"/><td colspan="3" style="display:none"/></tr><tr><td colspan="3" style="background-color:#ffffff;padding:2px 1pt;text-align:left;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">Amortization of Net Actuarial Loss:</span></td><td colspan="3" style="background-color:#ffffff;padding:0 1pt"/><td colspan="3" style="background-color:#ffffff;padding:0 1pt"/><td colspan="3" style="background-color:#ffffff;padding:0 1pt"/><td colspan="3" style="display:none"/><td colspan="3" style="display:none"/><td colspan="3" style="display:none"/><td colspan="3" style="display:none"/></tr><tr><td colspan="3" style="background-color:#dbdbdb;padding:2px 1pt 2px 7pt;text-align:left;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">From Regulatory Asset</span></td><td colspan="2" style="background-color:#dbdbdb;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:120%">2,660</span><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">&#160;</span></td><td style="background-color:#dbdbdb;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/><td colspan="3" style="background-color:#dbdbdb;padding:0 1pt"/><td colspan="2" style="background-color:#dbdbdb;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">2,231&#160;</span></td><td style="background-color:#dbdbdb;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/><td colspan="3" style="display:none"/><td colspan="3" style="display:none"/><td colspan="3" style="display:none"/><td colspan="3" style="display:none"/></tr><tr><td colspan="3" style="background-color:#ffffff;padding:2px 1pt 2px 7pt;text-align:left;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">From Other Comprehensive Income</span></td><td colspan="2" style="background-color:#ffffff;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:120%">68</span><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">&#160;</span></td><td style="background-color:#ffffff;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/><td colspan="3" style="background-color:#ffffff;padding:0 1pt"/><td colspan="2" style="background-color:#ffffff;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">55&#160;</span></td><td style="background-color:#ffffff;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/><td colspan="3" style="display:none"/><td colspan="3" style="display:none"/><td colspan="3" style="display:none"/><td colspan="3" style="display:none"/></tr><tr><td colspan="3" style="background-color:#dbdbdb;border-top:1pt solid #000;padding:2px 1pt;text-align:left;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:120%">Net Periodic Pension Cost</span></td><td style="background-color:#dbdbdb;border-top:1pt solid #000;padding:2px 0 2px 1pt;text-align:left;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:120%">$</span></td><td style="background-color:#dbdbdb;border-top:1pt solid #000;padding:2px 0;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:120%">1,919</span><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">&#160;</span></td><td style="background-color:#dbdbdb;border-top:1pt solid #000;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/><td colspan="3" style="background-color:#dbdbdb;border-top:1pt solid #000;padding:0 1pt"/><td style="background-color:#dbdbdb;border-top:1pt solid #000;padding:2px 0 2px 1pt;text-align:left;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">$</span></td><td style="background-color:#dbdbdb;border-top:1pt solid #000;padding:2px 0;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">1,699&#160;</span></td><td style="background-color:#dbdbdb;border-top:1pt solid #000;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/><td colspan="3" style="display:none"/><td colspan="3" style="display:none"/><td colspan="3" style="display:none"/><td colspan="3" style="display:none"/></tr><tr><td colspan="3" style="display:none"/><td colspan="3" style="display:none"/><td colspan="3" style="display:none"/><td colspan="3" style="display:none"/><td colspan="3" style="display:none"/><td colspan="3" style="display:none"/><td colspan="3" style="display:none"/><td colspan="3" style="display:none"/></tr><tr><td colspan="3" style="display:none"/><td colspan="3" style="display:none"/><td colspan="3" style="display:none"/><td colspan="3" style="display:none"/><td colspan="3" style="display:none"/><td colspan="3" style="display:none"/><td colspan="3" style="display:none"/><td colspan="3" style="display:none"/></tr><tr><td colspan="3" style="display:none"/><td colspan="3" style="display:none"/><td colspan="3" style="display:none"/><td colspan="3" style="display:none"/><td colspan="3" style="display:none"/><td colspan="3" style="display:none"/><td colspan="3" style="display:none"/><td colspan="3" style="display:none"/></tr><tr><td colspan="3" style="display:none"/><td colspan="3" style="display:none"/><td colspan="3" style="display:none"/><td colspan="3" style="display:none"/><td colspan="3" style="display:none"/><td colspan="3" style="display:none"/><td colspan="3" style="display:none"/><td colspan="3" style="display:none"/></tr><tr><td colspan="3" style="display:none"/><td colspan="3" style="display:none"/><td colspan="3" style="display:none"/><td colspan="3" style="display:none"/><td colspan="3" style="display:none"/><td colspan="3" style="display:none"/><td colspan="3" style="display:none"/><td colspan="3" style="display:none"/></tr><tr><td colspan="3" style="display:none"/><td colspan="3" style="display:none"/><td colspan="3" style="display:none"/><td colspan="3" style="display:none"/><td colspan="3" style="display:none"/><td colspan="3" style="display:none"/><td colspan="3" style="display:none"/><td colspan="3" style="display:none"/></tr><tr><td colspan="3" style="display:none"/><td colspan="3" style="display:none"/><td colspan="3" style="display:none"/><td colspan="3" style="display:none"/><td colspan="3" style="display:none"/><td colspan="3" style="display:none"/><td colspan="3" style="display:none"/><td colspan="3" style="display:none"/></tr><tr><td colspan="3" style="display:none"/><td colspan="3" style="display:none"/><td colspan="3" style="display:none"/><td colspan="3" style="display:none"/><td colspan="3" style="display:none"/><td colspan="3" style="display:none"/><td colspan="3" style="display:none"/><td colspan="3" style="display:none"/></tr></table></div><div style="margin-bottom:3pt"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:9pt;font-weight:400;line-height:120%">Components of net periodic pension benefit cost for the three months ended March&#160;31, 2021 and 2020 are as follows:</span></div><div style="margin-bottom:3pt"><table style="border-collapse:collapse;display:inline-table;margin-bottom:5pt;vertical-align:text-bottom;width:100.000%"><tr><td style="width:1.0%"/><td style="width:74.872%"/><td style="width:0.1%"/><td style="width:1.0%"/><td style="width:10.011%"/><td style="width:0.1%"/><td style="width:0.1%"/><td style="width:1.605%"/><td style="width:0.1%"/><td style="width:1.0%"/><td style="width:10.012%"/><td style="width:0.1%"/><td colspan="3" style="display:none"/><td colspan="3" style="display:none"/><td colspan="3" style="display:none"/><td colspan="3" style="display:none"/></tr><tr><td colspan="3" style="display:none"/><td colspan="3" style="display:none"/><td colspan="3" style="display:none"/><td colspan="3" style="display:none"/></tr><tr><td colspan="3" style="padding:2px 1pt;text-align:left;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-style:italic;font-weight:700;line-height:120%">(in thousands)</span></td><td colspan="3" style="padding:2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-style:italic;font-weight:700;line-height:120%">2021</span></td><td colspan="3" style="padding:0 1pt"/><td colspan="3" style="padding:2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-style:italic;font-weight:700;line-height:120%">2020</span></td><td colspan="3" style="display:none"/><td colspan="3" style="display:none"/><td colspan="3" style="display:none"/><td colspan="3" style="display:none"/></tr><tr style="height:3pt"><td colspan="3" style="border-top:1pt solid #000;padding:0 1pt"/><td colspan="3" style="border-top:1pt solid #000;padding:0 1pt"/><td colspan="3" style="border-top:1pt solid #000;padding:0 1pt"/><td colspan="3" style="border-top:1pt solid #000;padding:0 1pt"/><td colspan="3" style="display:none"/><td colspan="3" style="display:none"/><td colspan="3" style="display:none"/><td colspan="3" style="display:none"/></tr><tr><td colspan="3" style="background-color:#dbdbdb;padding:2px 1pt;text-align:left;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">Service Cost&#8211;Benefit Earned During the Period</span></td><td style="background-color:#dbdbdb;padding:2px 0 2px 1pt;text-align:left;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:120%">$</span></td><td style="background-color:#dbdbdb;padding:2px 0;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:120%">47</span><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">&#160;</span></td><td style="background-color:#dbdbdb;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/><td colspan="3" style="background-color:#dbdbdb;padding:0 1pt"/><td style="background-color:#dbdbdb;padding:2px 0 2px 1pt;text-align:left;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">$</span></td><td style="background-color:#dbdbdb;padding:2px 0;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">45&#160;</span></td><td style="background-color:#dbdbdb;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/><td colspan="3" style="display:none"/><td colspan="3" style="display:none"/><td colspan="3" style="display:none"/><td colspan="3" style="display:none"/></tr><tr><td colspan="3" style="background-color:#ffffff;padding:2px 1pt;text-align:left;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">Interest Cost on Projected Benefit Obligation</span></td><td colspan="2" style="background-color:#ffffff;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:120%">307</span><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">&#160;</span></td><td style="background-color:#ffffff;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/><td colspan="3" style="background-color:#ffffff;padding:0 1pt"/><td colspan="2" style="background-color:#ffffff;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">362&#160;</span></td><td style="background-color:#ffffff;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/><td colspan="3" style="display:none"/><td colspan="3" style="display:none"/><td colspan="3" style="display:none"/><td colspan="3" style="display:none"/></tr><tr><td colspan="3" style="display:none"/><td colspan="3" style="display:none"/><td colspan="3" style="display:none"/><td colspan="3" style="display:none"/><td colspan="3" style="display:none"/><td colspan="3" style="display:none"/><td colspan="3" style="display:none"/><td colspan="3" style="display:none"/></tr><tr><td colspan="3" style="display:none"/><td colspan="3" style="display:none"/><td colspan="3" style="display:none"/><td colspan="3" style="display:none"/><td colspan="3" style="display:none"/><td colspan="3" style="display:none"/><td colspan="3" style="display:none"/><td colspan="3" style="display:none"/></tr><tr><td colspan="3" style="display:none"/><td colspan="3" style="display:none"/><td colspan="3" style="display:none"/><td colspan="3" style="display:none"/><td colspan="3" style="display:none"/><td colspan="3" style="display:none"/><td colspan="3" style="display:none"/><td colspan="3" style="display:none"/></tr><tr><td colspan="3" style="background-color:#dbdbdb;padding:2px 1pt;text-align:left;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">Amortization of Net Actuarial Loss:</span></td><td colspan="3" style="background-color:#dbdbdb;padding:0 1pt"/><td colspan="3" style="background-color:#dbdbdb;padding:0 1pt"/><td colspan="3" style="background-color:#dbdbdb;padding:0 1pt"/><td colspan="3" style="display:none"/><td colspan="3" style="display:none"/><td colspan="3" style="display:none"/><td colspan="3" style="display:none"/></tr><tr><td colspan="3" style="background-color:#ffffff;padding:2px 1pt 2px 7pt;text-align:left;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">From Regulatory Asset</span></td><td colspan="2" style="background-color:#ffffff;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:120%">31</span><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">&#160;</span></td><td style="background-color:#ffffff;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/><td colspan="3" style="background-color:#ffffff;padding:0 1pt"/><td colspan="2" style="background-color:#ffffff;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">23&#160;</span></td><td style="background-color:#ffffff;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/><td colspan="3" style="display:none"/><td colspan="3" style="display:none"/><td colspan="3" style="display:none"/><td colspan="3" style="display:none"/></tr><tr><td colspan="3" style="background-color:#dbdbdb;padding:2px 1pt 2px 7pt;text-align:left;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">From Other Comprehensive Income</span></td><td colspan="2" style="background-color:#dbdbdb;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:120%">124</span><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">&#160;</span></td><td style="background-color:#dbdbdb;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/><td colspan="3" style="background-color:#dbdbdb;padding:0 1pt"/><td colspan="2" style="background-color:#dbdbdb;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">86&#160;</span></td><td style="background-color:#dbdbdb;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/><td colspan="3" style="display:none"/><td colspan="3" style="display:none"/><td colspan="3" style="display:none"/><td colspan="3" style="display:none"/></tr><tr><td colspan="3" style="background-color:#ffffff;border-top:1pt solid #000;padding:2px 1pt;text-align:left;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:120%">Net Periodic Pension Cost</span></td><td style="background-color:#ffffff;border-top:1pt solid #000;padding:2px 0 2px 1pt;text-align:left;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:120%">$</span></td><td style="background-color:#ffffff;border-top:1pt solid #000;padding:2px 0;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:120%">509</span><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">&#160;</span></td><td style="background-color:#ffffff;border-top:1pt solid #000;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/><td colspan="3" style="background-color:#ffffff;border-top:1pt solid #000;padding:0 1pt"/><td style="background-color:#ffffff;border-top:1pt solid #000;padding:2px 0 2px 1pt;text-align:left;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">$</span></td><td style="background-color:#ffffff;border-top:1pt solid #000;padding:2px 0;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">516&#160;</span></td><td style="background-color:#ffffff;border-top:1pt solid #000;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/><td colspan="3" style="display:none"/><td colspan="3" style="display:none"/><td colspan="3" style="display:none"/><td colspan="3" style="display:none"/></tr><tr><td colspan="3" style="display:none"/><td colspan="3" style="display:none"/><td colspan="3" style="display:none"/><td colspan="3" style="display:none"/><td colspan="3" style="display:none"/><td colspan="3" style="display:none"/><td colspan="3" style="display:none"/><td colspan="3" style="display:none"/></tr><tr><td colspan="3" style="display:none"/><td colspan="3" style="display:none"/><td colspan="3" style="display:none"/><td colspan="3" style="display:none"/><td colspan="3" style="display:none"/><td colspan="3" style="display:none"/><td colspan="3" style="display:none"/><td colspan="3" style="display:none"/></tr><tr><td colspan="3" style="display:none"/><td colspan="3" style="display:none"/><td colspan="3" style="display:none"/><td colspan="3" style="display:none"/><td colspan="3" style="display:none"/><td colspan="3" style="display:none"/><td colspan="3" style="display:none"/><td colspan="3" style="display:none"/></tr><tr><td colspan="3" style="display:none"/><td colspan="3" style="display:none"/><td colspan="3" style="display:none"/><td colspan="3" style="display:none"/><td colspan="3" style="display:none"/><td colspan="3" style="display:none"/><td colspan="3" style="display:none"/><td colspan="3" style="display:none"/></tr><tr><td colspan="3" style="display:none"/><td colspan="3" style="display:none"/><td colspan="3" style="display:none"/><td colspan="3" style="display:none"/><td colspan="3" style="display:none"/><td colspan="3" style="display:none"/><td colspan="3" style="display:none"/><td colspan="3" style="display:none"/></tr><tr><td colspan="3" style="display:none"/><td colspan="3" style="display:none"/><td colspan="3" style="display:none"/><td colspan="3" style="display:none"/><td colspan="3" style="display:none"/><td colspan="3" style="display:none"/><td colspan="3" style="display:none"/><td colspan="3" style="display:none"/></tr></table></div><div style="margin-bottom:3pt"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:9pt;font-weight:400;line-height:120%">Components of net periodic postretirement benefit cost for the three months ended March&#160;31, 2021 and 2020 are as follows:&#160;</span></div><div><table style="border-collapse:collapse;display:inline-table;margin-bottom:5pt;vertical-align:text-bottom;width:100.000%"><tr><td style="width:1.0%"/><td style="width:74.872%"/><td style="width:0.1%"/><td style="width:1.0%"/><td style="width:10.011%"/><td style="width:0.1%"/><td style="width:0.1%"/><td style="width:1.605%"/><td style="width:0.1%"/><td style="width:1.0%"/><td style="width:10.012%"/><td style="width:0.1%"/><td colspan="3" style="display:none"/><td colspan="3" style="display:none"/><td colspan="3" style="display:none"/><td colspan="3" style="display:none"/></tr><tr><td colspan="3" style="display:none"/><td colspan="3" style="display:none"/><td colspan="3" style="display:none"/><td colspan="3" style="display:none"/></tr><tr><td colspan="3" style="padding:2px 1pt;text-align:left;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-style:italic;font-weight:700;line-height:120%">(in thousands)</span></td><td colspan="3" style="padding:2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-style:italic;font-weight:700;line-height:120%">2021</span></td><td colspan="3" style="padding:0 1pt"/><td colspan="3" style="padding:2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-style:italic;font-weight:700;line-height:120%">2020</span></td><td colspan="3" style="display:none"/><td colspan="3" style="display:none"/><td colspan="3" style="display:none"/><td colspan="3" style="display:none"/></tr><tr style="height:3pt"><td colspan="3" style="border-top:1pt solid #000;padding:0 1pt"/><td colspan="3" style="border-top:1pt solid #000;padding:0 1pt"/><td colspan="3" style="border-top:1pt solid #000;padding:0 1pt"/><td colspan="3" style="border-top:1pt solid #000;padding:0 1pt"/><td colspan="3" style="display:none"/><td colspan="3" style="display:none"/><td colspan="3" style="display:none"/><td colspan="3" style="display:none"/></tr><tr><td colspan="3" style="background-color:#dbdbdb;padding:2px 1pt;text-align:left;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">Service Cost&#8211;Benefit Earned During the Period</span></td><td style="background-color:#dbdbdb;padding:2px 0 2px 1pt;text-align:left;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:120%">$</span></td><td style="background-color:#dbdbdb;padding:2px 0;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:120%">430</span><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">&#160;</span></td><td style="background-color:#dbdbdb;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/><td colspan="3" style="background-color:#dbdbdb;padding:0 1pt"/><td style="background-color:#dbdbdb;padding:2px 0 2px 1pt;text-align:left;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">$</span></td><td style="background-color:#dbdbdb;padding:2px 0;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">462&#160;</span></td><td style="background-color:#dbdbdb;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/><td colspan="3" style="display:none"/><td colspan="3" style="display:none"/><td colspan="3" style="display:none"/><td colspan="3" style="display:none"/></tr><tr><td colspan="3" style="background-color:#ffffff;padding:2px 1pt;text-align:left;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">Interest Cost on Projected Benefit Obligation</span></td><td colspan="2" style="background-color:#ffffff;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:120%">473</span><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">&#160;</span></td><td style="background-color:#ffffff;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/><td colspan="3" style="background-color:#ffffff;padding:0 1pt"/><td colspan="2" style="background-color:#ffffff;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">598&#160;</span></td><td style="background-color:#ffffff;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/><td colspan="3" style="display:none"/><td colspan="3" style="display:none"/><td colspan="3" style="display:none"/><td colspan="3" style="display:none"/></tr><tr><td colspan="3" style="background-color:#dbdbdb;padding:2px 1pt;text-align:left;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">Amortization of Prior Service Cost</span></td><td colspan="3" style="background-color:#dbdbdb;padding:0 1pt"/><td colspan="3" style="background-color:#dbdbdb;padding:0 1pt"/><td colspan="3" style="background-color:#dbdbdb;padding:0 1pt"/><td colspan="3" style="display:none"/><td colspan="3" style="display:none"/><td colspan="3" style="display:none"/><td colspan="3" style="display:none"/></tr><tr><td colspan="3" style="background-color:#ffffff;padding:2px 1pt 2px 7pt;text-align:left;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">From Regulatory Asset</span></td><td colspan="2" style="background-color:#ffffff;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:120%">(1,397)</span></td><td style="background-color:#ffffff;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/><td colspan="3" style="background-color:#ffffff;padding:0 1pt"/><td colspan="2" style="background-color:#ffffff;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">(1,169)</span></td><td style="background-color:#ffffff;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/><td colspan="3" style="display:none"/><td colspan="3" style="display:none"/><td colspan="3" style="display:none"/><td colspan="3" style="display:none"/></tr><tr><td colspan="3" style="background-color:#dbdbdb;padding:2px 1pt 2px 7pt;text-align:left;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">From Other Comprehensive Income</span></td><td colspan="2" style="background-color:#dbdbdb;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:120%">(36)</span></td><td style="background-color:#dbdbdb;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/><td colspan="3" style="background-color:#dbdbdb;padding:0 1pt"/><td colspan="2" style="background-color:#dbdbdb;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">(29)</span></td><td style="background-color:#dbdbdb;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/><td colspan="3" style="display:none"/><td colspan="3" style="display:none"/><td colspan="3" style="display:none"/><td colspan="3" style="display:none"/></tr><tr><td colspan="3" style="background-color:#ffffff;padding:2px 1pt;text-align:left;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">Amortization of Net Actuarial Loss</span></td><td colspan="3" style="background-color:#ffffff;padding:0 1pt"/><td colspan="3" style="background-color:#ffffff;padding:0 1pt"/><td colspan="3" style="background-color:#ffffff;padding:0 1pt"/><td colspan="3" style="display:none"/><td colspan="3" style="display:none"/><td colspan="3" style="display:none"/><td colspan="3" style="display:none"/></tr><tr><td colspan="3" style="background-color:#dbdbdb;padding:2px 1pt 2px 7pt;text-align:left;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">From Regulatory Asset</span></td><td colspan="2" style="background-color:#dbdbdb;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:120%">920</span><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">&#160;</span></td><td style="background-color:#dbdbdb;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/><td colspan="3" style="background-color:#dbdbdb;padding:0 1pt"/><td colspan="2" style="background-color:#dbdbdb;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">1,051&#160;</span></td><td style="background-color:#dbdbdb;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/><td colspan="3" style="display:none"/><td colspan="3" style="display:none"/><td colspan="3" style="display:none"/><td colspan="3" style="display:none"/></tr><tr><td colspan="3" style="background-color:#ffffff;padding:2px 1pt 2px 7pt;text-align:left;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">From Other Comprehensive Income</span></td><td colspan="2" style="background-color:#ffffff;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:120%">23</span><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">&#160;</span></td><td style="background-color:#ffffff;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/><td colspan="3" style="background-color:#ffffff;padding:0 1pt"/><td colspan="2" style="background-color:#ffffff;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">26&#160;</span></td><td style="background-color:#ffffff;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/><td colspan="3" style="display:none"/><td colspan="3" style="display:none"/><td colspan="3" style="display:none"/><td colspan="3" style="display:none"/></tr><tr><td colspan="3" style="background-color:#dbdbdb;border-top:1pt solid #000;padding:2px 1pt;text-align:left;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:120%">Net Periodic Postretirement Benefit Cost</span></td><td style="background-color:#dbdbdb;border-top:1pt solid #000;padding:2px 0 2px 1pt;text-align:left;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:120%">$</span></td><td style="background-color:#dbdbdb;border-top:1pt solid #000;padding:2px 0;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:120%">413</span><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">&#160;</span></td><td style="background-color:#dbdbdb;border-top:1pt solid #000;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/><td colspan="3" style="background-color:#dbdbdb;border-top:1pt solid #000;padding:0 1pt"/><td style="background-color:#dbdbdb;border-top:1pt solid #000;padding:2px 0 2px 1pt;text-align:left;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">$</span></td><td style="background-color:#dbdbdb;border-top:1pt solid #000;padding:2px 0;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">939&#160;</span></td><td style="background-color:#dbdbdb;border-top:1pt solid #000;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/><td colspan="3" style="display:none"/><td colspan="3" style="display:none"/><td colspan="3" style="display:none"/><td colspan="3" style="display:none"/></tr><tr><td colspan="3" style="display:none"/><td colspan="3" style="display:none"/><td colspan="3" style="display:none"/><td colspan="3" style="display:none"/><td colspan="3" style="display:none"/><td colspan="3" style="display:none"/><td colspan="3" style="display:none"/><td colspan="3" style="display:none"/></tr><tr><td colspan="3" style="display:none"/><td colspan="3" style="display:none"/><td colspan="3" style="display:none"/><td colspan="3" style="display:none"/><td colspan="3" style="display:none"/><td colspan="3" style="display:none"/><td colspan="3" style="display:none"/><td colspan="3" style="display:none"/></tr><tr><td colspan="3" style="display:none"/><td colspan="3" style="display:none"/><td colspan="3" style="display:none"/><td colspan="3" style="display:none"/><td colspan="3" style="display:none"/><td colspan="3" style="display:none"/><td colspan="3" style="display:none"/><td colspan="3" style="display:none"/></tr><tr><td colspan="3" style="display:none"/><td colspan="3" style="display:none"/><td colspan="3" style="display:none"/><td colspan="3" style="display:none"/><td colspan="3" style="display:none"/><td colspan="3" style="display:none"/><td colspan="3" style="display:none"/><td colspan="3" style="display:none"/></tr><tr><td colspan="3" style="display:none"/><td colspan="3" style="display:none"/><td colspan="3" style="display:none"/><td colspan="3" style="display:none"/><td colspan="3" style="display:none"/><td colspan="3" style="display:none"/><td colspan="3" style="display:none"/><td colspan="3" style="display:none"/></tr><tr><td colspan="3" style="display:none"/><td colspan="3" style="display:none"/><td colspan="3" style="display:none"/><td colspan="3" style="display:none"/><td colspan="3" style="display:none"/><td colspan="3" style="display:none"/><td colspan="3" style="display:none"/><td colspan="3" style="display:none"/></tr><tr><td colspan="3" style="display:none"/><td colspan="3" style="display:none"/><td colspan="3" style="display:none"/><td colspan="3" style="display:none"/><td colspan="3" style="display:none"/><td colspan="3" style="display:none"/><td colspan="3" style="display:none"/><td colspan="3" style="display:none"/></tr><tr><td colspan="3" style="display:none"/><td colspan="3" style="display:none"/><td colspan="3" style="display:none"/><td colspan="3" style="display:none"/><td colspan="3" style="display:none"/><td colspan="3" style="display:none"/><td colspan="3" style="display:none"/><td colspan="3" style="display:none"/></tr><tr><td colspan="3" style="display:none"/><td colspan="3" style="display:none"/><td colspan="3" style="display:none"/><td colspan="3" style="display:none"/><td colspan="3" style="display:none"/><td colspan="3" style="display:none"/><td colspan="3" style="display:none"/><td colspan="3" style="display:none"/></tr></table></div><span></span>
</td>
</tr>
</table>
<div style="display: none;">
<table border="0" cellpadding="0" cellspacing="0" class="authRefData" style="display: none;" id="defref_us-gaap_CompensationAndRetirementDisclosureAbstract">
<tr><td class="hide"><a style="color: white;" href="javascript:void(0);" onclick="top.Show.hideAR();">X</a></td></tr>
<tr><td><div class="body" style="padding: 2px;">
<a href="javascript:void(0);" onclick="top.Show.toggleNext( this );">- References</a><div><p>No definition available.</p></div>
<a href="javascript:void(0);" onclick="top.Show.toggleNext( this );">+ Details</a><div style="display: none;"><table border="0" cellpadding="0" cellspacing="0">
<tr>
<td><strong> Name:</strong></td>
<td style="white-space:nowrap;">us-gaap_CompensationAndRetirementDisclosureAbstract</td>
</tr>
<tr>
<td style="padding-right: 4px;white-space:nowrap;"><strong> Namespace Prefix:</strong></td>
<td>us-gaap_</td>
</tr>
<tr>
<td><strong> Data Type:</strong></td>
<td>xbrli:stringItemType</td>
</tr>
<tr>
<td><strong> Balance Type:</strong></td>
<td>na</td>
</tr>
<tr>
<td><strong> Period Type:</strong></td>
<td>duration</td>
</tr>
</table></div>
</div></td></tr>
</table>
<table border="0" cellpadding="0" cellspacing="0" class="authRefData" style="display: none;" id="defref_us-gaap_ScheduleOfNetBenefitCostsTableTextBlock">
<tr><td class="hide"><a style="color: white;" href="javascript:void(0);" onclick="top.Show.hideAR();">X</a></td></tr>
<tr><td><div class="body" style="padding: 2px;">
<a href="javascript:void(0);" onclick="top.Show.toggleNext( this );">- Definition</a><div><p>Tabular disclosure of the components of net benefit costs for pension plans and/or other employee benefit plans including service cost, interest cost, expected return on plan assets, gain (loss), prior service cost or credit, transition asset or obligation, and gain (loss) recognized due to settlements or curtailments.</p></div>
<a href="javascript:void(0);" onclick="top.Show.toggleNext( this );">+ References</a><div style="display: none;"><p>Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef<br> -Publisher FASB<br> -Name Accounting Standards Codification<br> -Topic 715<br> -SubTopic 20<br> -Section 50<br> -Paragraph 1<br> -Subparagraph (h)<br> -URI http://asc.fasb.org/extlink&amp;oid=118255775&amp;loc=d3e1928-114920<br></p></div>
<a href="javascript:void(0);" onclick="top.Show.toggleNext( this );">+ Details</a><div style="display: none;"><table border="0" cellpadding="0" cellspacing="0">
<tr>
<td><strong> Name:</strong></td>
<td style="white-space:nowrap;">us-gaap_ScheduleOfNetBenefitCostsTableTextBlock</td>
</tr>
<tr>
<td style="padding-right: 4px;white-space:nowrap;"><strong> Namespace Prefix:</strong></td>
<td>us-gaap_</td>
</tr>
<tr>
<td><strong> Data Type:</strong></td>
<td>nonnum:textBlockItemType</td>
</tr>
<tr>
<td><strong> Balance Type:</strong></td>
<td>na</td>
</tr>
<tr>
<td><strong> Period Type:</strong></td>
<td>duration</td>
</tr>
</table></div>
</div></td></tr>
</table>
</div>
</body>
</html>
</TEXT>
</DOCUMENT>
<DOCUMENT>
<TYPE>XML
<SEQUENCE>40
<FILENAME>R29.htm
<DESCRIPTION>IDEA: XBRL DOCUMENT
<TEXT>
<html>
<head>
<title></title>
<link rel="stylesheet" type="text/css" href="report.css">
<script type="text/javascript" src="Show.js">/* Do Not Remove This Comment */</script><script type="text/javascript">
							function toggleNextSibling (e) {
							if (e.nextSibling.style.display=='none') {
							e.nextSibling.style.display='block';
							} else { e.nextSibling.style.display='none'; }
							}</script>
</head>
<body>
<span style="display: none;">v3.21.1</span><table class="report" border="0" cellspacing="2" id="idm140348366348008">
<tr>
<th class="tl" colspan="1" rowspan="2"><div style="width: 200px;"><strong>Income Taxes (Tables)<br></strong></div></th>
<th class="th" colspan="1">3 Months Ended</th>
</tr>
<tr><th class="th"><div>Mar. 31, 2021</div></th></tr>
<tr class="re">
<td class="pl " style="border-bottom: 0px;" valign="top"><a class="a" href="javascript:void(0);" onclick="top.Show.showAR( this, 'defref_us-gaap_IncomeTaxDisclosureAbstract', window );"><strong>Income Tax Disclosure [Abstract]</strong></a></td>
<td class="text">&#160;<span></span>
</td>
</tr>
<tr class="ro">
<td class="pl " style="border-bottom: 0px;" valign="top"><a class="a" href="javascript:void(0);" onclick="top.Show.showAR( this, 'defref_us-gaap_ScheduleOfEffectiveIncomeTaxRateReconciliationTableTextBlock', window );">Schedule of Effective Income Tax Rate Reconciliation</a></td>
<td class="text"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:9pt;font-weight:400;line-height:120%">The reconciliation of the statutory federal income tax rate to our effective tax rate for each of the three months ended March&#160;31, 2021 and 2020 is as follows:</span><table style="border-collapse:collapse;display:inline-table;margin-bottom:5pt;vertical-align:text-bottom;width:100.000%"><tr><td style="width:1.0%"/><td style="width:74.872%"/><td style="width:0.1%"/><td style="width:1.0%"/><td style="width:10.011%"/><td style="width:0.1%"/><td style="width:0.1%"/><td style="width:1.605%"/><td style="width:0.1%"/><td style="width:1.0%"/><td style="width:10.012%"/><td style="width:0.1%"/><td colspan="3" style="display:none"/><td colspan="3" style="display:none"/><td colspan="3" style="display:none"/><td colspan="3" style="display:none"/></tr><tr><td colspan="3" style="display:none"/><td colspan="3" style="display:none"/><td colspan="3" style="display:none"/><td colspan="3" style="display:none"/></tr><tr><td colspan="3" style="padding:0 1pt"/><td colspan="3" style="padding:2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-style:italic;font-weight:700;line-height:120%">2021</span></td><td colspan="3" style="padding:0 1pt"/><td colspan="3" style="padding:2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-style:italic;font-weight:700;line-height:120%">2020</span></td><td colspan="3" style="display:none"/><td colspan="3" style="display:none"/><td colspan="3" style="display:none"/><td colspan="3" style="display:none"/></tr><tr style="height:3pt"><td colspan="3" style="border-top:1pt solid #000;padding:0 1pt"/><td colspan="3" style="border-top:1pt solid #000;padding:0 1pt"/><td colspan="3" style="border-top:1pt solid #000;padding:0 1pt"/><td colspan="3" style="border-top:1pt solid #000;padding:0 1pt"/><td colspan="3" style="display:none"/><td colspan="3" style="display:none"/><td colspan="3" style="display:none"/><td colspan="3" style="display:none"/></tr><tr><td colspan="3" style="background-color:#dbdbdb;padding:2px 1pt;text-align:left;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">Federal Statutory Rate</span></td><td colspan="2" style="background-color:#dbdbdb;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:120%">21.0</span><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">&#160;</span></td><td style="background-color:#dbdbdb;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:120%">%</span></td><td colspan="3" style="background-color:#dbdbdb;padding:0 1pt"/><td colspan="2" style="background-color:#dbdbdb;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">21.0&#160;</span></td><td style="background-color:#dbdbdb;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">%</span></td><td colspan="3" style="display:none"/><td colspan="3" style="display:none"/><td colspan="3" style="display:none"/><td colspan="3" style="display:none"/></tr><tr><td colspan="3" style="background-color:#ffffff;padding:2px 1pt;text-align:left;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">Increases (Decreases) in Tax from:</span></td><td colspan="3" style="background-color:#ffffff;padding:0 1pt"/><td colspan="3" style="background-color:#ffffff;padding:0 1pt"/><td colspan="3" style="background-color:#ffffff;padding:0 1pt"/><td colspan="3" style="display:none"/><td colspan="3" style="display:none"/><td colspan="3" style="display:none"/><td colspan="3" style="display:none"/></tr><tr><td colspan="3" style="background-color:#dbdbdb;padding:2px 1pt 2px 7.75pt;text-align:left;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">State Taxes on Income, Net of Federal Tax</span></td><td colspan="2" style="background-color:#dbdbdb;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:120%">5.0</span><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">&#160;</span></td><td style="background-color:#dbdbdb;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/><td colspan="3" style="background-color:#dbdbdb;padding:0 1pt"/><td colspan="2" style="background-color:#dbdbdb;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">5.0&#160;</span></td><td style="background-color:#dbdbdb;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/><td colspan="3" style="display:none"/><td colspan="3" style="display:none"/><td colspan="3" style="display:none"/><td colspan="3" style="display:none"/></tr><tr><td colspan="3" style="background-color:#ffffff;padding:2px 1pt 2px 7.75pt;text-align:left;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">Production Tax Credits (PTCs)</span></td><td colspan="2" style="background-color:#ffffff;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:120%">(7.6)</span></td><td style="background-color:#ffffff;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/><td colspan="3" style="background-color:#ffffff;padding:0 1pt"/><td colspan="2" style="background-color:#ffffff;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">&#8212;&#160;</span></td><td style="background-color:#ffffff;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/><td colspan="3" style="display:none"/><td colspan="3" style="display:none"/><td colspan="3" style="display:none"/><td colspan="3" style="display:none"/></tr><tr><td colspan="3" style="background-color:#dbdbdb;padding:2px 1pt 2px 7.75pt;text-align:left;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">Amortization of Excess Deferred Income Taxes</span></td><td colspan="2" style="background-color:#dbdbdb;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:120%">(2.9)</span></td><td style="background-color:#dbdbdb;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/><td colspan="3" style="background-color:#dbdbdb;padding:0 1pt"/><td colspan="2" style="background-color:#dbdbdb;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">(4.1)</span></td><td style="background-color:#dbdbdb;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/><td colspan="3" style="display:none"/><td colspan="3" style="display:none"/><td colspan="3" style="display:none"/><td colspan="3" style="display:none"/></tr><tr><td colspan="3" style="background-color:#ffffff;padding:2px 1pt 2px 7.75pt;text-align:left;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">Corporate-Owned Life Insurance</span></td><td colspan="2" style="background-color:#ffffff;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:120%">(0.5)</span></td><td style="background-color:#ffffff;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/><td colspan="3" style="background-color:#ffffff;padding:0 1pt"/><td colspan="2" style="background-color:#ffffff;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">0.7&#160;</span></td><td style="background-color:#ffffff;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/><td colspan="3" style="display:none"/><td colspan="3" style="display:none"/><td colspan="3" style="display:none"/><td colspan="3" style="display:none"/></tr><tr><td colspan="3" style="background-color:#dbdbdb;padding:2px 1pt 2px 7.75pt;text-align:left;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">North Dakota Wind Tax Credit Amortization, Net of Federal Tax</span></td><td colspan="2" style="background-color:#dbdbdb;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:120%">(0.4)</span></td><td style="background-color:#dbdbdb;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/><td colspan="3" style="background-color:#dbdbdb;padding:0 1pt"/><td colspan="2" style="background-color:#dbdbdb;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">(0.9)</span></td><td style="background-color:#dbdbdb;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/><td colspan="3" style="display:none"/><td colspan="3" style="display:none"/><td colspan="3" style="display:none"/><td colspan="3" style="display:none"/></tr><tr><td colspan="3" style="background-color:#ffffff;padding:2px 1pt 2px 7.75pt;text-align:left;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">Excess Tax Deduction on Stock Awards</span></td><td colspan="2" style="background-color:#ffffff;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:120%">(0.1)</span></td><td style="background-color:#ffffff;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/><td colspan="3" style="background-color:#ffffff;padding:0 1pt"/><td colspan="2" style="background-color:#ffffff;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">(1.3)</span></td><td style="background-color:#ffffff;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/><td colspan="3" style="display:none"/><td colspan="3" style="display:none"/><td colspan="3" style="display:none"/><td colspan="3" style="display:none"/></tr><tr><td colspan="3" style="background-color:#dbdbdb;padding:2px 1pt 2px 7.75pt;text-align:left;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">Allowance for Equity Funds Used During Construction</span></td><td colspan="2" style="background-color:#dbdbdb;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:120%">&#8212;</span><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">&#160;</span></td><td style="background-color:#dbdbdb;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/><td colspan="3" style="background-color:#dbdbdb;padding:0 1pt"/><td colspan="2" style="background-color:#dbdbdb;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">(1.0)</span></td><td style="background-color:#dbdbdb;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/><td colspan="3" style="display:none"/><td colspan="3" style="display:none"/><td colspan="3" style="display:none"/><td colspan="3" style="display:none"/></tr><tr><td colspan="3" style="background-color:#ffffff;padding:2px 1pt 2px 6.25pt;text-align:left;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">Other, Net</span></td><td colspan="2" style="background-color:#ffffff;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:120%">0.3</span><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">&#160;</span></td><td style="background-color:#ffffff;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/><td colspan="3" style="background-color:#ffffff;padding:0 1pt"/><td colspan="2" style="background-color:#ffffff;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">(0.5)</span></td><td style="background-color:#ffffff;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/><td colspan="3" style="display:none"/><td colspan="3" style="display:none"/><td colspan="3" style="display:none"/><td colspan="3" style="display:none"/></tr><tr><td colspan="3" style="background-color:#dbdbdb;border-top:1pt solid #000;padding:2px 1pt;text-align:left;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:120%">Effective Tax Rate</span></td><td colspan="2" style="background-color:#dbdbdb;border-top:1pt solid #000;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:120%">14.8</span><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">&#160;</span></td><td style="background-color:#dbdbdb;border-top:1pt solid #000;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:120%">%</span></td><td colspan="3" style="background-color:#dbdbdb;border-top:1pt solid #000;padding:0 1pt"/><td colspan="2" style="background-color:#dbdbdb;border-top:1pt solid #000;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">18.9&#160;</span></td><td style="background-color:#dbdbdb;border-top:1pt solid #000;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">%</span></td><td colspan="3" style="display:none"/><td colspan="3" style="display:none"/><td colspan="3" style="display:none"/><td colspan="3" style="display:none"/></tr></table><span></span>
</td>
</tr>
</table>
<div style="display: none;">
<table border="0" cellpadding="0" cellspacing="0" class="authRefData" style="display: none;" id="defref_us-gaap_IncomeTaxDisclosureAbstract">
<tr><td class="hide"><a style="color: white;" href="javascript:void(0);" onclick="top.Show.hideAR();">X</a></td></tr>
<tr><td><div class="body" style="padding: 2px;">
<a href="javascript:void(0);" onclick="top.Show.toggleNext( this );">- References</a><div><p>No definition available.</p></div>
<a href="javascript:void(0);" onclick="top.Show.toggleNext( this );">+ Details</a><div style="display: none;"><table border="0" cellpadding="0" cellspacing="0">
<tr>
<td><strong> Name:</strong></td>
<td style="white-space:nowrap;">us-gaap_IncomeTaxDisclosureAbstract</td>
</tr>
<tr>
<td style="padding-right: 4px;white-space:nowrap;"><strong> Namespace Prefix:</strong></td>
<td>us-gaap_</td>
</tr>
<tr>
<td><strong> Data Type:</strong></td>
<td>xbrli:stringItemType</td>
</tr>
<tr>
<td><strong> Balance Type:</strong></td>
<td>na</td>
</tr>
<tr>
<td><strong> Period Type:</strong></td>
<td>duration</td>
</tr>
</table></div>
</div></td></tr>
</table>
<table border="0" cellpadding="0" cellspacing="0" class="authRefData" style="display: none;" id="defref_us-gaap_ScheduleOfEffectiveIncomeTaxRateReconciliationTableTextBlock">
<tr><td class="hide"><a style="color: white;" href="javascript:void(0);" onclick="top.Show.hideAR();">X</a></td></tr>
<tr><td><div class="body" style="padding: 2px;">
<a href="javascript:void(0);" onclick="top.Show.toggleNext( this );">- Definition</a><div><p>Tabular disclosure of the reconciliation using percentage or dollar amounts of the reported amount of income tax expense attributable to continuing operations for the year to the amount of income tax expense that would result from applying domestic federal statutory tax rates to pretax income from continuing operations.</p></div>
<a href="javascript:void(0);" onclick="top.Show.toggleNext( this );">+ References</a><div style="display: none;"><p>Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef<br> -Publisher FASB<br> -Name Accounting Standards Codification<br> -Topic 740<br> -SubTopic 10<br> -Section 50<br> -Paragraph 12<br> -URI http://asc.fasb.org/extlink&amp;oid=84230637&amp;loc=d3e32687-109319<br></p></div>
<a href="javascript:void(0);" onclick="top.Show.toggleNext( this );">+ Details</a><div style="display: none;"><table border="0" cellpadding="0" cellspacing="0">
<tr>
<td><strong> Name:</strong></td>
<td style="white-space:nowrap;">us-gaap_ScheduleOfEffectiveIncomeTaxRateReconciliationTableTextBlock</td>
</tr>
<tr>
<td style="padding-right: 4px;white-space:nowrap;"><strong> Namespace Prefix:</strong></td>
<td>us-gaap_</td>
</tr>
<tr>
<td><strong> Data Type:</strong></td>
<td>nonnum:textBlockItemType</td>
</tr>
<tr>
<td><strong> Balance Type:</strong></td>
<td>na</td>
</tr>
<tr>
<td><strong> Period Type:</strong></td>
<td>duration</td>
</tr>
</table></div>
</div></td></tr>
</table>
</div>
</body>
</html>
</TEXT>
</DOCUMENT>
<DOCUMENT>
<TYPE>XML
<SEQUENCE>41
<FILENAME>R30.htm
<DESCRIPTION>IDEA: XBRL DOCUMENT
<TEXT>
<html>
<head>
<title></title>
<link rel="stylesheet" type="text/css" href="report.css">
<script type="text/javascript" src="Show.js">/* Do Not Remove This Comment */</script><script type="text/javascript">
							function toggleNextSibling (e) {
							if (e.nextSibling.style.display=='none') {
							e.nextSibling.style.display='block';
							} else { e.nextSibling.style.display='none'; }
							}</script>
</head>
<body>
<span style="display: none;">v3.21.1</span><table class="report" border="0" cellspacing="2" id="idm140348370106904">
<tr>
<th class="tl" colspan="1" rowspan="2"><div style="width: 200px;"><strong>Share-Based Payments (Tables)<br></strong></div></th>
<th class="th" colspan="1">3 Months Ended</th>
</tr>
<tr><th class="th"><div>Mar. 31, 2021</div></th></tr>
<tr class="rh">
<td class="pl " style="border-bottom: 0px;" valign="top"><a class="a" href="javascript:void(0);" onclick="top.Show.showAR( this, 'defref_us-gaap_AwardTypeAxis=us-gaap_RestrictedStockMember', window );">Stock Awards</a></td>
<td class="text">&#160;<span></span>
</td>
</tr>
<tr class="ro">
<td class="pl " style="border-bottom: 0px;" valign="top"><a class="a" href="javascript:void(0);" onclick="top.Show.showAR( this, 'defref_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardLineItems', window );"><strong>Share-based Compensation Arrangement by Share-based Payment Award [Line Items]</strong></a></td>
<td class="text">&#160;<span></span>
</td>
</tr>
<tr class="re">
<td class="pl " style="border-bottom: 0px;" valign="top"><a class="a" href="javascript:void(0);" onclick="top.Show.showAR( this, 'defref_us-gaap_DisclosureOfShareBasedCompensationArrangementsByShareBasedPaymentAwardTextBlock', window );">Schedule of Share-based Compensation Arrangements by Share-based Payment Award</a></td>
<td class="text"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:9pt;font-weight:400;line-height:120%">The following is a summary of stock award activity for the three months ended March&#160;31, 2021:</span><table style="border-collapse:collapse;display:inline-table;margin-bottom:5pt;vertical-align:text-bottom;width:98.888%"><tr><td style="width:1.0%"/><td style="width:73.619%"/><td style="width:0.1%"/><td style="width:1.0%"/><td style="width:9.574%"/><td style="width:0.1%"/><td style="width:0.1%"/><td style="width:1.625%"/><td style="width:0.1%"/><td style="width:1.0%"/><td style="width:11.682%"/><td style="width:0.1%"/></tr><tr><td colspan="3" style="padding:0 1pt"/><td colspan="3" style="padding:2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-style:italic;font-weight:700;line-height:120%">Shares</span></td><td colspan="3" style="padding:0 1pt"/><td colspan="3" style="padding:2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-style:italic;font-weight:700;line-height:120%">Weighted Average<br/>Grant-Date<br/>Fair Value</span></td></tr><tr style="height:3pt"><td colspan="3" style="border-top:1pt solid #000000;padding:0 1pt"/><td colspan="3" style="border-top:1pt solid #000000;padding:0 1pt"/><td colspan="3" style="border-top:1pt solid #000000;padding:0 1pt"/><td colspan="3" style="border-top:1pt solid #000000;padding:0 1pt"/></tr><tr><td colspan="3" style="background-color:#dbdbdb;padding:2px 1pt;text-align:left;vertical-align:bottom"><div><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">Nonvested, January 1, 2021</span></div></td><td colspan="2" style="background-color:#dbdbdb;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">128,664&#160;</span></td><td style="background-color:#dbdbdb;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/><td colspan="3" style="background-color:#dbdbdb;padding:0 1pt"/><td style="background-color:#dbdbdb;padding:2px 0 2px 1pt;text-align:left;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">$</span></td><td style="background-color:#dbdbdb;padding:2px 0;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">44.30&#160;</span></td><td style="background-color:#dbdbdb;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/></tr><tr><td colspan="3" style="background-color:#ffffff;padding:2px 1pt 2px 7pt;text-align:left;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">Granted</span></td><td colspan="2" style="background-color:#ffffff;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">21,600&#160;</span></td><td style="background-color:#ffffff;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/><td colspan="3" style="background-color:#ffffff;padding:0 1pt"/><td colspan="2" style="background-color:#ffffff;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">42.35&#160;</span></td><td style="background-color:#ffffff;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/></tr><tr><td colspan="3" style="background-color:#dbdbdb;padding:2px 1pt 2px 7pt;text-align:left;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">Vested</span></td><td colspan="2" style="background-color:#dbdbdb;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">(16,800)</span></td><td style="background-color:#dbdbdb;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/><td colspan="3" style="background-color:#dbdbdb;padding:0 1pt"/><td colspan="2" style="background-color:#dbdbdb;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">45.93&#160;</span></td><td style="background-color:#dbdbdb;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/></tr><tr><td colspan="3" style="background-color:#ffffff;padding:2px 1pt 2px 7pt;text-align:left;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">Forfeited</span></td><td colspan="2" style="background-color:#ffffff;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">&#8212;&#160;</span></td><td style="background-color:#ffffff;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/><td colspan="3" style="background-color:#ffffff;padding:0 1pt"/><td colspan="2" style="background-color:#ffffff;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%">&#8212;&#160;</span></td><td style="background-color:#ffffff;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/></tr><tr><td colspan="3" style="background-color:#dbdbdb;border-top:1pt solid #000000;padding:2px 1pt;text-align:left;vertical-align:bottom"><div><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">Nonvested, March&#160;31, 2021</span></div></td><td colspan="2" style="background-color:#dbdbdb;border-top:1pt solid #000000;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">133,464&#160;</span></td><td style="background-color:#dbdbdb;border-top:1pt solid #000000;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/><td colspan="3" style="background-color:#dbdbdb;border-top:1pt solid #000000;padding:0 1pt"/><td style="background-color:#dbdbdb;border-top:1pt solid #000000;padding:2px 0 2px 1pt;text-align:left;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">$</span></td><td style="background-color:#dbdbdb;border-top:1pt solid #000000;padding:2px 0;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">43.78&#160;</span></td><td style="background-color:#dbdbdb;border-top:1pt solid #000000;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/></tr></table><span></span>
</td>
</tr>
<tr class="rh">
<td class="pl " style="border-bottom: 0px;" valign="top"><a class="a" href="javascript:void(0);" onclick="top.Show.showAR( this, 'defref_us-gaap_AwardTypeAxis=us-gaap_PerformanceSharesMember', window );">Stock Performance Awards</a></td>
<td class="text">&#160;<span></span>
</td>
</tr>
<tr class="re">
<td class="pl " style="border-bottom: 0px;" valign="top"><a class="a" href="javascript:void(0);" onclick="top.Show.showAR( this, 'defref_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardLineItems', window );"><strong>Share-based Compensation Arrangement by Share-based Payment Award [Line Items]</strong></a></td>
<td class="text">&#160;<span></span>
</td>
</tr>
<tr class="ro">
<td class="pl " style="border-bottom: 0px;" valign="top"><a class="a" href="javascript:void(0);" onclick="top.Show.showAR( this, 'defref_us-gaap_DisclosureOfShareBasedCompensationArrangementsByShareBasedPaymentAwardTextBlock', window );">Schedule of Share-based Compensation Arrangements by Share-based Payment Award</a></td>
<td class="text"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:9pt;font-weight:400;line-height:120%">The following is a summary of stock performance award activity for the three months ended March&#160;31, 2021 (share amounts reflect awards at target):</span><table style="border-collapse:collapse;display:inline-table;margin-bottom:5pt;vertical-align:text-bottom;width:100.000%"><tr><td style="width:1.0%"/><td style="width:73.205%"/><td style="width:0.1%"/><td style="width:1.0%"/><td style="width:9.455%"/><td style="width:0.1%"/><td style="width:0.1%"/><td style="width:2.022%"/><td style="width:0.1%"/><td style="width:1.0%"/><td style="width:11.818%"/><td style="width:0.1%"/></tr><tr><td colspan="3" style="padding:2px 1pt;text-align:left;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">&#160;</span></td><td colspan="3" style="padding:2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-style:italic;font-weight:700;line-height:120%">Shares</span></td><td colspan="3" style="padding:0 1pt"/><td colspan="3" style="padding:2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-style:italic;font-weight:700;line-height:120%">Weighted Average<br/>Grant-Date<br/>Fair Value</span></td></tr><tr style="height:3pt"><td colspan="3" style="border-top:1pt solid #000;padding:0 1pt"/><td colspan="3" style="border-top:1pt solid #000;padding:0 1pt"/><td colspan="3" style="border-top:1pt solid #000;padding:0 1pt"/><td colspan="3" style="border-top:1pt solid #000;padding:0 1pt"/></tr><tr><td colspan="3" style="background-color:#dbdbdb;padding:2px 1pt;text-align:left;vertical-align:bottom"><div><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">Nonvested, January 1, 2021</span></div></td><td colspan="2" style="background-color:#dbdbdb;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">164,600&#160;</span></td><td style="background-color:#dbdbdb;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/><td colspan="3" style="background-color:#dbdbdb;padding:0 1pt"/><td style="background-color:#dbdbdb;padding:2px 0 2px 1pt;text-align:left;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">$</span></td><td style="background-color:#dbdbdb;padding:2px 0;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">42.32&#160;</span></td><td style="background-color:#dbdbdb;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/></tr><tr><td colspan="3" style="background-color:#ffffff;padding:2px 1pt 2px 7pt;text-align:left;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">Granted</span></td><td colspan="2" style="background-color:#ffffff;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">79,000&#160;</span></td><td style="background-color:#ffffff;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/><td colspan="3" style="background-color:#ffffff;padding:0 1pt"/><td colspan="2" style="background-color:#ffffff;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">38.34&#160;</span></td><td style="background-color:#ffffff;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/></tr><tr><td colspan="3" style="background-color:#dbdbdb;padding:2px 1pt 2px 7pt;text-align:left;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">Vested</span></td><td colspan="2" style="background-color:#dbdbdb;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">(54,000)</span></td><td style="background-color:#dbdbdb;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/><td colspan="3" style="background-color:#dbdbdb;padding:0 1pt"/><td colspan="2" style="background-color:#dbdbdb;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">35.73&#160;</span></td><td style="background-color:#dbdbdb;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/></tr><tr><td colspan="3" style="background-color:#ffffff;padding:2px 1pt 2px 7pt;text-align:left;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">Forfeited</span></td><td colspan="2" style="background-color:#ffffff;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">&#8212;&#160;</span></td><td style="background-color:#ffffff;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/><td colspan="3" style="background-color:#ffffff;padding:0 1pt"/><td colspan="2" style="background-color:#ffffff;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%">&#8212;&#160;</span></td><td style="background-color:#ffffff;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/></tr><tr><td colspan="3" style="background-color:#dbdbdb;border-top:1pt solid #000000;padding:2px 1pt;text-align:left;vertical-align:bottom"><div><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">Nonvested, March&#160;31, 2021</span></div></td><td colspan="2" style="background-color:#dbdbdb;border-top:1pt solid #000000;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">189,600&#160;</span></td><td style="background-color:#dbdbdb;border-top:1pt solid #000000;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/><td colspan="3" style="background-color:#dbdbdb;border-top:1pt solid #000000;padding:0 1pt"/><td style="background-color:#dbdbdb;border-top:1pt solid #000000;padding:2px 0 2px 1pt;text-align:left;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">$</span></td><td style="background-color:#dbdbdb;border-top:1pt solid #000000;padding:2px 0;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">42.54&#160;</span></td><td style="background-color:#dbdbdb;border-top:1pt solid #000000;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/></tr></table><span></span>
</td>
</tr>
<tr class="re">
<td class="pl custom" style="border-bottom: 0px;" valign="top"><a class="a" href="javascript:void(0);" onclick="top.Show.showAR( this, 'defref_ottr_ScheduleOfShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsValuationAssumptionsTableTextBlock', window );">Schedule of Weighted-Average Assumptions</a></td>
<td class="text"><div style="margin-bottom:3pt"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:9pt;font-weight:400;line-height:120%">The grant date fair value of stock performance awards granted during the three months ended March&#160;31, 2021 and 2020 was determined using a Monte Carlo fair value simulation model incorporating the following assumptions:</span></div><div><table style="border-collapse:collapse;display:inline-table;margin-bottom:5pt;vertical-align:text-bottom;width:100.000%"><tr><td style="width:1.0%"/><td style="width:76.816%"/><td style="width:0.1%"/><td style="width:1.0%"/><td style="width:9.038%"/><td style="width:0.1%"/><td style="width:0.1%"/><td style="width:1.605%"/><td style="width:0.1%"/><td style="width:1.0%"/><td style="width:9.041%"/><td style="width:0.1%"/></tr><tr><td colspan="3" style="padding:0 1pt"/><td colspan="3" style="padding:2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-style:italic;font-weight:700;line-height:100%">2021</span></td><td colspan="3" style="padding:0 1pt"/><td colspan="3" style="padding:2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-style:italic;font-weight:700;line-height:100%">2020</span></td></tr><tr style="height:3pt"><td colspan="3" style="border-top:1pt solid #000000;padding:0 1pt"/><td colspan="3" style="border-top:1pt solid #000000;padding:0 1pt"/><td colspan="3" style="border-top:1pt solid #000000;padding:0 1pt"/><td colspan="3" style="border-top:1pt solid #000000;padding:0 1pt"/></tr><tr><td colspan="3" style="background-color:#dbdbdb;padding:2px 1pt;text-align:left;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%">Risk-free interest rate</span></td><td colspan="2" style="background-color:#dbdbdb;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:100%">0.18</span><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%">&#160;</span></td><td style="background-color:#dbdbdb;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:100%">%</span></td><td colspan="3" style="background-color:#dbdbdb;padding:0 1pt"/><td colspan="2" style="background-color:#dbdbdb;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%">1.42&#160;</span></td><td style="background-color:#dbdbdb;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%">%</span></td></tr><tr><td colspan="3" style="background-color:#ffffff;padding:2px 1pt;text-align:left;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%">Expected term (in years)</span></td><td colspan="3" style="background-color:#ffffff;padding:2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:100%">3.00</span></td><td colspan="3" style="background-color:#ffffff;padding:0 1pt"/><td colspan="3" style="background-color:#ffffff;padding:2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%">3.00</span></td></tr><tr><td colspan="3" style="background-color:#dbdbdb;padding:2px 1pt;text-align:left;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%">Expected volatility</span></td><td colspan="2" style="background-color:#dbdbdb;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:100%">32.00</span><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%">&#160;</span></td><td style="background-color:#dbdbdb;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:100%">%</span></td><td colspan="3" style="background-color:#dbdbdb;padding:0 1pt"/><td colspan="2" style="background-color:#dbdbdb;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%">19.00&#160;</span></td><td style="background-color:#dbdbdb;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%">%</span></td></tr><tr><td colspan="3" style="background-color:#ffffff;padding:2px 1pt;text-align:left;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%">Dividend yield</span></td><td colspan="2" style="background-color:#ffffff;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:100%">3.60</span><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%">&#160;</span></td><td style="background-color:#ffffff;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:100%">%</span></td><td colspan="3" style="background-color:#ffffff;padding:0 1pt"/><td colspan="2" style="background-color:#ffffff;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%">2.80&#160;</span></td><td style="background-color:#ffffff;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%">%</span></td></tr><tr style="height:3pt"><td colspan="3" style="border-bottom:1pt solid #000;padding:0 1pt"/><td colspan="3" style="border-bottom:1pt solid #000;padding:0 1pt"/><td colspan="3" style="border-bottom:1pt solid #000;padding:0 1pt"/><td colspan="3" style="border-bottom:1pt solid #000;padding:0 1pt"/></tr></table></div><span></span>
</td>
</tr>
</table>
<div style="display: none;">
<table border="0" cellpadding="0" cellspacing="0" class="authRefData" style="display: none;" id="defref_ottr_ScheduleOfShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsValuationAssumptionsTableTextBlock">
<tr><td class="hide"><a style="color: white;" href="javascript:void(0);" onclick="top.Show.hideAR();">X</a></td></tr>
<tr><td><div class="body" style="padding: 2px;">
<a href="javascript:void(0);" onclick="top.Show.toggleNext( this );">- Definition</a><div><p>Schedule of Share-based Payment Award, Equity Instruments Other Than Options, Valuation Assumptions</p></div>
<a href="javascript:void(0);" onclick="top.Show.toggleNext( this );">+ References</a><div style="display: none;"><p>No definition available.</p></div>
<a href="javascript:void(0);" onclick="top.Show.toggleNext( this );">+ Details</a><div style="display: none;"><table border="0" cellpadding="0" cellspacing="0">
<tr>
<td><strong> Name:</strong></td>
<td style="white-space:nowrap;">ottr_ScheduleOfShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsValuationAssumptionsTableTextBlock</td>
</tr>
<tr>
<td style="padding-right: 4px;white-space:nowrap;"><strong> Namespace Prefix:</strong></td>
<td>ottr_</td>
</tr>
<tr>
<td><strong> Data Type:</strong></td>
<td>nonnum:textBlockItemType</td>
</tr>
<tr>
<td><strong> Balance Type:</strong></td>
<td>na</td>
</tr>
<tr>
<td><strong> Period Type:</strong></td>
<td>duration</td>
</tr>
</table></div>
</div></td></tr>
</table>
<table border="0" cellpadding="0" cellspacing="0" class="authRefData" style="display: none;" id="defref_us-gaap_DisclosureOfShareBasedCompensationArrangementsByShareBasedPaymentAwardTextBlock">
<tr><td class="hide"><a style="color: white;" href="javascript:void(0);" onclick="top.Show.hideAR();">X</a></td></tr>
<tr><td><div class="body" style="padding: 2px;">
<a href="javascript:void(0);" onclick="top.Show.toggleNext( this );">- Definition</a><div><p>Tabular disclosure of share-based payment arrangement.</p></div>
<a href="javascript:void(0);" onclick="top.Show.toggleNext( this );">+ References</a><div style="display: none;"><p>Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef<br> -Publisher FASB<br> -Name Accounting Standards Codification<br> -Topic 718<br> -SubTopic 10<br> -Section 50<br> -Paragraph 1<br> -URI http://asc.fasb.org/extlink&amp;oid=120381028&amp;loc=d3e5047-113901<br><br>Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef<br> -Publisher FASB<br> -Name Accounting Standards Codification<br> -Topic 718<br> -SubTopic 10<br> -Section 50<br> -Paragraph 2<br> -URI http://asc.fasb.org/extlink&amp;oid=120381028&amp;loc=d3e5070-113901<br></p></div>
<a href="javascript:void(0);" onclick="top.Show.toggleNext( this );">+ Details</a><div style="display: none;"><table border="0" cellpadding="0" cellspacing="0">
<tr>
<td><strong> Name:</strong></td>
<td style="white-space:nowrap;">us-gaap_DisclosureOfShareBasedCompensationArrangementsByShareBasedPaymentAwardTextBlock</td>
</tr>
<tr>
<td style="padding-right: 4px;white-space:nowrap;"><strong> Namespace Prefix:</strong></td>
<td>us-gaap_</td>
</tr>
<tr>
<td><strong> Data Type:</strong></td>
<td>nonnum:textBlockItemType</td>
</tr>
<tr>
<td><strong> Balance Type:</strong></td>
<td>na</td>
</tr>
<tr>
<td><strong> Period Type:</strong></td>
<td>duration</td>
</tr>
</table></div>
</div></td></tr>
</table>
<table border="0" cellpadding="0" cellspacing="0" class="authRefData" style="display: none;" id="defref_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardLineItems">
<tr><td class="hide"><a style="color: white;" href="javascript:void(0);" onclick="top.Show.hideAR();">X</a></td></tr>
<tr><td><div class="body" style="padding: 2px;">
<a href="javascript:void(0);" onclick="top.Show.toggleNext( this );">- Definition</a><div><p>Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table.</p></div>
<a href="javascript:void(0);" onclick="top.Show.toggleNext( this );">+ References</a><div style="display: none;"><p>No definition available.</p></div>
<a href="javascript:void(0);" onclick="top.Show.toggleNext( this );">+ Details</a><div style="display: none;"><table border="0" cellpadding="0" cellspacing="0">
<tr>
<td><strong> Name:</strong></td>
<td style="white-space:nowrap;">us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardLineItems</td>
</tr>
<tr>
<td style="padding-right: 4px;white-space:nowrap;"><strong> Namespace Prefix:</strong></td>
<td>us-gaap_</td>
</tr>
<tr>
<td><strong> Data Type:</strong></td>
<td>xbrli:stringItemType</td>
</tr>
<tr>
<td><strong> Balance Type:</strong></td>
<td>na</td>
</tr>
<tr>
<td><strong> Period Type:</strong></td>
<td>duration</td>
</tr>
</table></div>
</div></td></tr>
</table>
<table border="0" cellpadding="0" cellspacing="0" class="authRefData" style="display: none;" id="defref_us-gaap_AwardTypeAxis=us-gaap_RestrictedStockMember">
<tr><td class="hide"><a style="color: white;" href="javascript:void(0);" onclick="top.Show.hideAR();">X</a></td></tr>
<tr><td><div class="body" style="padding: 2px;">
<a href="javascript:void(0);" onclick="top.Show.toggleNext( this );">- Details</a><div><table border="0" cellpadding="0" cellspacing="0">
<tr>
<td><strong> Name:</strong></td>
<td style="white-space:nowrap;">us-gaap_AwardTypeAxis=us-gaap_RestrictedStockMember</td>
</tr>
<tr>
<td style="padding-right: 4px;white-space:nowrap;"><strong> Namespace Prefix:</strong></td>
<td></td>
</tr>
<tr>
<td><strong> Data Type:</strong></td>
<td>na</td>
</tr>
<tr>
<td><strong> Balance Type:</strong></td>
<td></td>
</tr>
<tr>
<td><strong> Period Type:</strong></td>
<td></td>
</tr>
</table></div>
</div></td></tr>
</table>
<table border="0" cellpadding="0" cellspacing="0" class="authRefData" style="display: none;" id="defref_us-gaap_AwardTypeAxis=us-gaap_PerformanceSharesMember">
<tr><td class="hide"><a style="color: white;" href="javascript:void(0);" onclick="top.Show.hideAR();">X</a></td></tr>
<tr><td><div class="body" style="padding: 2px;">
<a href="javascript:void(0);" onclick="top.Show.toggleNext( this );">- Details</a><div><table border="0" cellpadding="0" cellspacing="0">
<tr>
<td><strong> Name:</strong></td>
<td style="white-space:nowrap;">us-gaap_AwardTypeAxis=us-gaap_PerformanceSharesMember</td>
</tr>
<tr>
<td style="padding-right: 4px;white-space:nowrap;"><strong> Namespace Prefix:</strong></td>
<td></td>
</tr>
<tr>
<td><strong> Data Type:</strong></td>
<td>na</td>
</tr>
<tr>
<td><strong> Balance Type:</strong></td>
<td></td>
</tr>
<tr>
<td><strong> Period Type:</strong></td>
<td></td>
</tr>
</table></div>
</div></td></tr>
</table>
</div>
</body>
</html>
</TEXT>
</DOCUMENT>
<DOCUMENT>
<TYPE>XML
<SEQUENCE>42
<FILENAME>R31.htm
<DESCRIPTION>IDEA: XBRL DOCUMENT
<TEXT>
<html>
<head>
<title></title>
<link rel="stylesheet" type="text/css" href="report.css">
<script type="text/javascript" src="Show.js">/* Do Not Remove This Comment */</script><script type="text/javascript">
							function toggleNextSibling (e) {
							if (e.nextSibling.style.display=='none') {
							e.nextSibling.style.display='block';
							} else { e.nextSibling.style.display='none'; }
							}</script>
</head>
<body>
<span style="display: none;">v3.21.1</span><table class="report" border="0" cellspacing="2" id="idm140348366442456">
<tr>
<th class="tl" colspan="1" rowspan="2"><div style="width: 200px;"><strong>Earnings Per Share (Tables)<br></strong></div></th>
<th class="th" colspan="1">3 Months Ended</th>
</tr>
<tr><th class="th"><div>Mar. 31, 2021</div></th></tr>
<tr class="re">
<td class="pl " style="border-bottom: 0px;" valign="top"><a class="a" href="javascript:void(0);" onclick="top.Show.showAR( this, 'defref_us-gaap_EarningsPerShareAbstract', window );"><strong>Earnings Per Share [Abstract]</strong></a></td>
<td class="text">&#160;<span></span>
</td>
</tr>
<tr class="ro">
<td class="pl " style="border-bottom: 0px;" valign="top"><a class="a" href="javascript:void(0);" onclick="top.Show.showAR( this, 'defref_us-gaap_ScheduleOfEarningsPerShareBasicAndDilutedTableTextBlock', window );">Schedule of Earnings Per Share, Basic and Diluted</a></td>
<td class="text"><div style="margin-bottom:3pt"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:9pt;font-weight:400;line-height:120%">The following includes the computation of the denominator for basic and diluted weighted-average shares outstanding for the three months ended March&#160;31, 2021 and 2020: </span></div><div style="margin-bottom:6pt"><table style="border-collapse:collapse;display:inline-table;margin-bottom:5pt;vertical-align:text-bottom;width:100.000%"><tr><td style="width:1.0%"/><td style="width:74.872%"/><td style="width:0.1%"/><td style="width:1.0%"/><td style="width:10.011%"/><td style="width:0.1%"/><td style="width:0.1%"/><td style="width:1.605%"/><td style="width:0.1%"/><td style="width:1.0%"/><td style="width:10.012%"/><td style="width:0.1%"/><td colspan="3" style="display:none"/><td colspan="3" style="display:none"/><td colspan="3" style="display:none"/><td colspan="3" style="display:none"/></tr><tr><td colspan="3" style="display:none"/><td colspan="3" style="display:none"/><td colspan="3" style="display:none"/><td colspan="3" style="display:none"/></tr><tr><td colspan="3" style="padding:2px 1pt;text-align:left;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-style:italic;font-weight:700;line-height:120%">(in thousands)</span></td><td colspan="3" style="padding:2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-style:italic;font-weight:700;line-height:120%">2021</span></td><td colspan="3" style="padding:0 1pt"/><td colspan="3" style="padding:2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-style:italic;font-weight:700;line-height:120%">2020</span></td><td colspan="3" style="display:none"/><td colspan="3" style="display:none"/><td colspan="3" style="display:none"/><td colspan="3" style="display:none"/></tr><tr style="height:3pt"><td colspan="3" style="border-top:1pt solid #000;padding:0 1pt"/><td colspan="3" style="border-top:1pt solid #000;padding:0 1pt"/><td colspan="3" style="border-top:1pt solid #000;padding:0 1pt"/><td colspan="3" style="border-top:1pt solid #000;padding:0 1pt"/><td colspan="3" style="display:none"/><td colspan="3" style="display:none"/><td colspan="3" style="display:none"/><td colspan="3" style="display:none"/></tr><tr><td colspan="3" style="background-color:#dbdbdb;padding:2px 1pt;text-align:left;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:120%">Weighted Average Common Shares Outstanding &#8211; Basic</span></td><td colspan="2" style="background-color:#dbdbdb;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:120%">41,455</span><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">&#160;</span></td><td style="background-color:#dbdbdb;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/><td colspan="3" style="background-color:#dbdbdb;padding:0 1pt"/><td colspan="2" style="background-color:#dbdbdb;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">40,217&#160;</span></td><td style="background-color:#dbdbdb;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/><td colspan="3" style="display:none"/><td colspan="3" style="display:none"/><td colspan="3" style="display:none"/><td colspan="3" style="display:none"/></tr><tr><td colspan="3" style="background-color:#ffffff;padding:2px 1pt;text-align:left;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">Effect of Dilutive Securities:</span></td><td colspan="3" style="background-color:#ffffff;padding:0 1pt"/><td colspan="3" style="background-color:#ffffff;padding:0 1pt"/><td colspan="3" style="background-color:#ffffff;padding:0 1pt"/><td colspan="3" style="display:none"/><td colspan="3" style="display:none"/><td colspan="3" style="display:none"/><td colspan="3" style="display:none"/></tr><tr><td colspan="3" style="background-color:#dbdbdb;padding:2px 1pt 2px 7.75pt;text-align:left;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">Stock Performance Awards</span></td><td colspan="2" style="background-color:#dbdbdb;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:120%">143</span><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">&#160;</span></td><td style="background-color:#dbdbdb;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/><td colspan="3" style="background-color:#dbdbdb;padding:0 1pt"/><td colspan="2" style="background-color:#dbdbdb;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">126&#160;</span></td><td style="background-color:#dbdbdb;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/><td colspan="3" style="display:none"/><td colspan="3" style="display:none"/><td colspan="3" style="display:none"/><td colspan="3" style="display:none"/></tr><tr><td colspan="3" style="background-color:#ffffff;padding:2px 1pt 2px 7.75pt;text-align:left;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">Stock Awards</span></td><td colspan="2" style="background-color:#ffffff;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:120%">85</span><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">&#160;</span></td><td style="background-color:#ffffff;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/><td colspan="3" style="background-color:#ffffff;padding:0 1pt"/><td colspan="2" style="background-color:#ffffff;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">83&#160;</span></td><td style="background-color:#ffffff;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/><td colspan="3" style="display:none"/><td colspan="3" style="display:none"/><td colspan="3" style="display:none"/><td colspan="3" style="display:none"/></tr><tr><td colspan="3" style="background-color:#dbdbdb;padding:2px 1pt 2px 7.75pt;text-align:left;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">Employee Stock Purchase Plan Shares and Other</span></td><td colspan="2" style="background-color:#dbdbdb;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:120%">17</span><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">&#160;</span></td><td style="background-color:#dbdbdb;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/><td colspan="3" style="background-color:#dbdbdb;padding:0 1pt"/><td colspan="2" style="background-color:#dbdbdb;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">18&#160;</span></td><td style="background-color:#dbdbdb;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/><td colspan="3" style="display:none"/><td colspan="3" style="display:none"/><td colspan="3" style="display:none"/><td colspan="3" style="display:none"/></tr><tr><td colspan="3" style="background-color:#ffffff;border-top:1pt solid #000;padding:2px 1pt;text-align:left;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">Dilutive Effect of Potential Common Shares</span></td><td colspan="2" style="background-color:#ffffff;border-top:1pt solid #000;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:120%">245</span><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">&#160;</span></td><td style="background-color:#ffffff;border-top:1pt solid #000;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/><td colspan="3" style="background-color:#ffffff;border-top:1pt solid #000;padding:0 1pt"/><td colspan="2" style="background-color:#ffffff;border-top:1pt solid #000;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">227&#160;</span></td><td style="background-color:#ffffff;border-top:1pt solid #000;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/><td colspan="3" style="display:none"/><td colspan="3" style="display:none"/><td colspan="3" style="display:none"/><td colspan="3" style="display:none"/></tr><tr><td colspan="3" style="background-color:#dbdbdb;border-top:1pt solid #000;padding:2px 1pt;text-align:left;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:120%">Weighted Average Common Shares Outstanding &#8211; Diluted</span></td><td colspan="2" style="background-color:#dbdbdb;border-top:1pt solid #000;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:120%">41,700</span><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">&#160;</span></td><td style="background-color:#dbdbdb;border-top:1pt solid #000;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/><td colspan="3" style="background-color:#dbdbdb;border-top:1pt solid #000;padding:0 1pt"/><td colspan="2" style="background-color:#dbdbdb;border-top:1pt solid #000;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">40,444&#160;</span></td><td style="background-color:#dbdbdb;border-top:1pt solid #000;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/><td colspan="3" style="display:none"/><td colspan="3" style="display:none"/><td colspan="3" style="display:none"/><td colspan="3" style="display:none"/></tr></table></div><span></span>
</td>
</tr>
</table>
<div style="display: none;">
<table border="0" cellpadding="0" cellspacing="0" class="authRefData" style="display: none;" id="defref_us-gaap_EarningsPerShareAbstract">
<tr><td class="hide"><a style="color: white;" href="javascript:void(0);" onclick="top.Show.hideAR();">X</a></td></tr>
<tr><td><div class="body" style="padding: 2px;">
<a href="javascript:void(0);" onclick="top.Show.toggleNext( this );">- References</a><div><p>No definition available.</p></div>
<a href="javascript:void(0);" onclick="top.Show.toggleNext( this );">+ Details</a><div style="display: none;"><table border="0" cellpadding="0" cellspacing="0">
<tr>
<td><strong> Name:</strong></td>
<td style="white-space:nowrap;">us-gaap_EarningsPerShareAbstract</td>
</tr>
<tr>
<td style="padding-right: 4px;white-space:nowrap;"><strong> Namespace Prefix:</strong></td>
<td>us-gaap_</td>
</tr>
<tr>
<td><strong> Data Type:</strong></td>
<td>xbrli:stringItemType</td>
</tr>
<tr>
<td><strong> Balance Type:</strong></td>
<td>na</td>
</tr>
<tr>
<td><strong> Period Type:</strong></td>
<td>duration</td>
</tr>
</table></div>
</div></td></tr>
</table>
<table border="0" cellpadding="0" cellspacing="0" class="authRefData" style="display: none;" id="defref_us-gaap_ScheduleOfEarningsPerShareBasicAndDilutedTableTextBlock">
<tr><td class="hide"><a style="color: white;" href="javascript:void(0);" onclick="top.Show.hideAR();">X</a></td></tr>
<tr><td><div class="body" style="padding: 2px;">
<a href="javascript:void(0);" onclick="top.Show.toggleNext( this );">- Definition</a><div><p>Tabular disclosure of an entity's basic and diluted earnings per share calculations, including a reconciliation of numerators and denominators of the basic and diluted per-share computations for income from continuing operations.</p></div>
<a href="javascript:void(0);" onclick="top.Show.toggleNext( this );">+ References</a><div style="display: none;"><p>Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef<br> -Publisher FASB<br> -Name Accounting Standards Codification<br> -Topic 260<br> -SubTopic 10<br> -Section 50<br> -Paragraph 1<br> -Subparagraph (a)<br> -URI http://asc.fasb.org/extlink&amp;oid=6371337&amp;loc=d3e3550-109257<br></p></div>
<a href="javascript:void(0);" onclick="top.Show.toggleNext( this );">+ Details</a><div style="display: none;"><table border="0" cellpadding="0" cellspacing="0">
<tr>
<td><strong> Name:</strong></td>
<td style="white-space:nowrap;">us-gaap_ScheduleOfEarningsPerShareBasicAndDilutedTableTextBlock</td>
</tr>
<tr>
<td style="padding-right: 4px;white-space:nowrap;"><strong> Namespace Prefix:</strong></td>
<td>us-gaap_</td>
</tr>
<tr>
<td><strong> Data Type:</strong></td>
<td>nonnum:textBlockItemType</td>
</tr>
<tr>
<td><strong> Balance Type:</strong></td>
<td>na</td>
</tr>
<tr>
<td><strong> Period Type:</strong></td>
<td>duration</td>
</tr>
</table></div>
</div></td></tr>
</table>
</div>
</body>
</html>
</TEXT>
</DOCUMENT>
<DOCUMENT>
<TYPE>XML
<SEQUENCE>43
<FILENAME>R32.htm
<DESCRIPTION>IDEA: XBRL DOCUMENT
<TEXT>
<html>
<head>
<title></title>
<link rel="stylesheet" type="text/css" href="report.css">
<script type="text/javascript" src="Show.js">/* Do Not Remove This Comment */</script><script type="text/javascript">
							function toggleNextSibling (e) {
							if (e.nextSibling.style.display=='none') {
							e.nextSibling.style.display='block';
							} else { e.nextSibling.style.display='none'; }
							}</script>
</head>
<body>
<span style="display: none;">v3.21.1</span><table class="report" border="0" cellspacing="2" id="idm140348367855960">
<tr>
<th class="tl" colspan="1" rowspan="2"><div style="width: 200px;"><strong>Fair Value Measurements (Tables)<br></strong></div></th>
<th class="th" colspan="1">3 Months Ended</th>
</tr>
<tr><th class="th"><div>Mar. 31, 2021</div></th></tr>
<tr class="re">
<td class="pl " style="border-bottom: 0px;" valign="top"><a class="a" href="javascript:void(0);" onclick="top.Show.showAR( this, 'defref_us-gaap_FairValueDisclosuresAbstract', window );"><strong>Fair Value Disclosures [Abstract]</strong></a></td>
<td class="text">&#160;<span></span>
</td>
</tr>
<tr class="ro">
<td class="pl " style="border-bottom: 0px;" valign="top"><a class="a" href="javascript:void(0);" onclick="top.Show.showAR( this, 'defref_us-gaap_FairValueAssetsAndLiabilitiesMeasuredOnRecurringAndNonrecurringBasisTableTextBlock', window );">Schedule of Fair Value Measurements, Recurring and Nonrecurring</a></td>
<td class="text"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:9pt;font-weight:400;line-height:120%">The following tables present our assets measured at fair value on a recurring basis as of March&#160;31, 2021 and December&#160;31, 2020 classified by the input method used to measure fair value:</span><table style="border-collapse:collapse;display:inline-table;margin-bottom:5pt;vertical-align:text-bottom;width:100.000%"><tr><td style="width:1.0%"/><td style="width:61.955%"/><td style="width:0.1%"/><td style="width:1.0%"/><td style="width:10.011%"/><td style="width:0.1%"/><td style="width:0.1%"/><td style="width:1.605%"/><td style="width:0.1%"/><td style="width:1.0%"/><td style="width:10.011%"/><td style="width:0.1%"/><td style="width:0.1%"/><td style="width:1.605%"/><td style="width:0.1%"/><td style="width:1.0%"/><td style="width:10.013%"/><td style="width:0.1%"/></tr><tr><td colspan="3" style="padding:0 1pt"/><td colspan="3" style="padding:2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-style:italic;font-weight:700;line-height:120%">Level 1</span></td><td colspan="3" style="padding:0 1pt"/><td colspan="3" style="padding:2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-style:italic;font-weight:700;line-height:120%">Level 2</span></td><td colspan="3" style="padding:0 1pt"/><td colspan="3" style="padding:2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-style:italic;font-weight:700;line-height:120%">Level 3</span></td></tr><tr style="height:3pt"><td colspan="3" style="border-top:1pt solid #000;padding:0 1pt"/><td colspan="3" style="border-top:1pt solid #000;padding:0 1pt"/><td colspan="3" style="border-top:1pt solid #000;padding:0 1pt"/><td colspan="3" style="border-top:1pt solid #000;padding:0 1pt"/><td colspan="3" style="border-top:1pt solid #000;padding:0 1pt"/><td colspan="3" style="border-top:1pt solid #000;padding:0 1pt"/></tr><tr><td colspan="3" style="background-color:#dbdbdb;padding:2px 1pt;text-align:left;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:100%">March 31, 2021</span></td><td colspan="3" style="background-color:#dbdbdb;padding:0 1pt"/><td colspan="3" style="background-color:#dbdbdb;padding:0 1pt"/><td colspan="3" style="background-color:#dbdbdb;padding:0 1pt"/><td colspan="3" style="background-color:#dbdbdb;padding:0 1pt"/><td colspan="3" style="background-color:#dbdbdb;padding:0 1pt"/></tr><tr><td colspan="3" style="background-color:#ffffff;border-top:1pt solid #000;padding:2px 1pt;text-align:left;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">Investments:</span></td><td colspan="3" style="background-color:#ffffff;border-top:1pt solid #000;padding:0 1pt"/><td colspan="3" style="background-color:#ffffff;border-top:1pt solid #000;padding:0 1pt"/><td colspan="3" style="background-color:#ffffff;border-top:1pt solid #000;padding:0 1pt"/><td colspan="3" style="background-color:#ffffff;border-top:1pt solid #000;padding:0 1pt"/><td colspan="3" style="background-color:#ffffff;border-top:1pt solid #000;padding:0 1pt"/></tr><tr><td colspan="3" style="background-color:#dbdbdb;padding:2px 1pt 2px 7pt;text-align:left;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">Money Market Funds</span></td><td style="background-color:#dbdbdb;padding:2px 0 2px 1pt;text-align:left;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:120%">$</span></td><td style="background-color:#dbdbdb;padding:2px 0;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:120%">1,862</span><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">&#160;</span></td><td style="background-color:#dbdbdb;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/><td colspan="3" style="background-color:#dbdbdb;padding:0 1pt"/><td style="background-color:#dbdbdb;padding:2px 0 2px 1pt;text-align:left;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">$</span></td><td style="background-color:#dbdbdb;padding:2px 0;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">&#8212;&#160;</span></td><td style="background-color:#dbdbdb;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/><td colspan="3" style="background-color:#dbdbdb;padding:0 1pt"/><td style="background-color:#dbdbdb;padding:2px 0 2px 1pt;text-align:left;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">$</span></td><td style="background-color:#dbdbdb;padding:2px 0;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">&#8212;&#160;</span></td><td style="background-color:#dbdbdb;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/></tr><tr><td colspan="3" style="background-color:#ffffff;padding:2px 1pt 2px 7pt;text-align:left;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">Mutual Funds</span></td><td colspan="2" style="background-color:#ffffff;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:120%">5,141</span><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">&#160;</span></td><td style="background-color:#ffffff;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/><td colspan="3" style="background-color:#ffffff;padding:0 1pt"/><td colspan="2" style="background-color:#ffffff;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">&#8212;&#160;</span></td><td style="background-color:#ffffff;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/><td colspan="3" style="background-color:#ffffff;padding:0 1pt"/><td colspan="2" style="background-color:#ffffff;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">&#8212;&#160;</span></td><td style="background-color:#ffffff;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/></tr><tr><td colspan="3" style="background-color:#dbdbdb;padding:2px 1pt 2px 7pt;text-align:left;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">Corporate Debt Securities</span></td><td colspan="2" style="background-color:#dbdbdb;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%">&#8212;&#160;</span></td><td style="background-color:#dbdbdb;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/><td colspan="3" style="background-color:#dbdbdb;padding:0 1pt"/><td colspan="2" style="background-color:#dbdbdb;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:120%">2,401</span><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">&#160;</span></td><td style="background-color:#dbdbdb;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/><td colspan="3" style="background-color:#dbdbdb;padding:0 1pt"/><td colspan="2" style="background-color:#dbdbdb;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%">&#8212;&#160;</span></td><td style="background-color:#dbdbdb;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/></tr><tr><td colspan="3" style="background-color:#ffffff;padding:2px 1pt 2px 7pt;text-align:left;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">Government-Backed and Government-Sponsored Enterprises&#8217; Debt Securities</span></td><td colspan="2" style="background-color:#ffffff;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">&#8212;&#160;</span></td><td style="background-color:#ffffff;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/><td colspan="3" style="background-color:#ffffff;padding:0 1pt"/><td colspan="2" style="background-color:#ffffff;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:120%">6,808</span><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">&#160;</span></td><td style="background-color:#ffffff;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/><td colspan="3" style="background-color:#ffffff;padding:0 1pt"/><td colspan="2" style="background-color:#ffffff;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">&#8212;&#160;</span></td><td style="background-color:#ffffff;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/></tr><tr><td colspan="3" style="background-color:#dbdbdb;border-top:1pt solid #000;padding:2px 1pt;text-align:left;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">Total Assets</span></td><td style="background-color:#dbdbdb;border-top:1pt solid #000;padding:2px 0 2px 1pt;text-align:left;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:120%">$</span></td><td style="background-color:#dbdbdb;border-top:1pt solid #000;padding:2px 0;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:120%">7,003</span><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">&#160;</span></td><td style="background-color:#dbdbdb;border-top:1pt solid #000;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/><td colspan="3" style="background-color:#dbdbdb;border-top:1pt solid #000;padding:0 1pt"/><td style="background-color:#dbdbdb;border-top:1pt solid #000;padding:2px 0 2px 1pt;text-align:left;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:120%">$</span></td><td style="background-color:#dbdbdb;border-top:1pt solid #000;padding:2px 0;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:120%">9,209</span><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">&#160;</span></td><td style="background-color:#dbdbdb;border-top:1pt solid #000;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/><td colspan="3" style="background-color:#dbdbdb;border-top:1pt solid #000;padding:0 1pt"/><td style="background-color:#dbdbdb;border-top:1pt solid #000;padding:2px 0 2px 1pt;text-align:left;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">$</span></td><td style="background-color:#dbdbdb;border-top:1pt solid #000;padding:2px 0;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">&#8212;&#160;</span></td><td style="background-color:#dbdbdb;border-top:1pt solid #000;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/></tr><tr><td colspan="3" style="background-color:#ffffff;padding:2px 1pt;text-align:left;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:100%">December 31, 2020</span></td><td colspan="3" style="background-color:#ffffff;padding:0 1pt"/><td colspan="3" style="background-color:#ffffff;padding:0 1pt"/><td colspan="3" style="background-color:#ffffff;padding:0 1pt"/><td colspan="3" style="background-color:#ffffff;padding:0 1pt"/><td colspan="3" style="background-color:#ffffff;padding:0 1pt"/></tr><tr><td colspan="3" style="background-color:#dbdbdb;border-top:1pt solid #000;padding:2px 1pt;text-align:left;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">Investments:</span></td><td colspan="3" style="background-color:#dbdbdb;border-top:1pt solid #000;padding:0 1pt"/><td colspan="3" style="background-color:#dbdbdb;border-top:1pt solid #000;padding:0 1pt"/><td colspan="3" style="background-color:#dbdbdb;border-top:1pt solid #000;padding:0 1pt"/><td colspan="3" style="background-color:#dbdbdb;border-top:1pt solid #000;padding:0 1pt"/><td colspan="3" style="background-color:#dbdbdb;border-top:1pt solid #000;padding:0 1pt"/></tr><tr><td colspan="3" style="background-color:#ffffff;padding:2px 1pt 2px 7pt;text-align:left;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">Money Market Funds</span></td><td style="background-color:#ffffff;padding:2px 0 2px 1pt;text-align:left;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">$</span></td><td style="background-color:#ffffff;padding:2px 0;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">4,075&#160;</span></td><td style="background-color:#ffffff;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/><td colspan="3" style="background-color:#ffffff;padding:0 1pt"/><td style="background-color:#ffffff;padding:2px 0 2px 1pt;text-align:left;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">$</span></td><td style="background-color:#ffffff;padding:2px 0;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">&#8212;&#160;</span></td><td style="background-color:#ffffff;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/><td colspan="3" style="background-color:#ffffff;padding:0 1pt"/><td style="background-color:#ffffff;padding:2px 0 2px 1pt;text-align:left;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">$</span></td><td style="background-color:#ffffff;padding:2px 0;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">&#8212;&#160;</span></td><td style="background-color:#ffffff;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/></tr><tr><td colspan="3" style="background-color:#dbdbdb;padding:2px 1pt 2px 7pt;text-align:left;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">Mutual Funds</span></td><td colspan="2" style="background-color:#dbdbdb;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">1,662&#160;</span></td><td style="background-color:#dbdbdb;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/><td colspan="3" style="background-color:#dbdbdb;padding:0 1pt"/><td colspan="2" style="background-color:#dbdbdb;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">&#8212;&#160;</span></td><td style="background-color:#dbdbdb;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/><td colspan="3" style="background-color:#dbdbdb;padding:0 1pt"/><td colspan="2" style="background-color:#dbdbdb;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">&#8212;&#160;</span></td><td style="background-color:#dbdbdb;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/></tr><tr><td colspan="3" style="background-color:#ffffff;padding:2px 1pt 2px 7pt;text-align:left;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">Corporate Debt Securities</span></td><td colspan="2" style="background-color:#ffffff;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%">&#8212;&#160;</span></td><td style="background-color:#ffffff;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/><td colspan="3" style="background-color:#ffffff;padding:0 1pt"/><td colspan="2" style="background-color:#ffffff;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">2,627&#160;</span></td><td style="background-color:#ffffff;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/><td colspan="3" style="background-color:#ffffff;padding:0 1pt"/><td colspan="2" style="background-color:#ffffff;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:100%">&#8212;&#160;</span></td><td style="background-color:#ffffff;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/></tr><tr><td colspan="3" style="background-color:#dbdbdb;padding:2px 1pt 2px 7pt;text-align:left;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">Government-Backed and Government-Sponsored Enterprises&#8217; Debt Securities</span></td><td colspan="2" style="background-color:#dbdbdb;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">&#8212;&#160;</span></td><td style="background-color:#dbdbdb;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/><td colspan="3" style="background-color:#dbdbdb;padding:0 1pt"/><td colspan="2" style="background-color:#dbdbdb;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">6,633&#160;</span></td><td style="background-color:#dbdbdb;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/><td colspan="3" style="background-color:#dbdbdb;padding:0 1pt"/><td colspan="2" style="background-color:#dbdbdb;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">&#8212;&#160;</span></td><td style="background-color:#dbdbdb;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/></tr><tr><td colspan="3" style="background-color:#ffffff;border-top:1pt solid #000;padding:2px 1pt;text-align:left;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">Total Assets</span></td><td style="background-color:#ffffff;border-top:1pt solid #000;padding:2px 0 2px 1pt;text-align:left;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">$</span></td><td style="background-color:#ffffff;border-top:1pt solid #000;padding:2px 0;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">5,737&#160;</span></td><td style="background-color:#ffffff;border-top:1pt solid #000;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/><td colspan="3" style="background-color:#ffffff;border-top:1pt solid #000;padding:0 1pt"/><td style="background-color:#ffffff;border-top:1pt solid #000;padding:2px 0 2px 1pt;text-align:left;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">$</span></td><td style="background-color:#ffffff;border-top:1pt solid #000;padding:2px 0;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">9,260&#160;</span></td><td style="background-color:#ffffff;border-top:1pt solid #000;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/><td colspan="3" style="background-color:#ffffff;border-top:1pt solid #000;padding:0 1pt"/><td style="background-color:#ffffff;border-top:1pt solid #000;padding:2px 0 2px 1pt;text-align:left;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">$</span></td><td style="background-color:#ffffff;border-top:1pt solid #000;padding:2px 0;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">&#8212;&#160;</span></td><td style="background-color:#ffffff;border-top:1pt solid #000;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/></tr></table><span></span>
</td>
</tr>
<tr class="re">
<td class="pl " style="border-bottom: 0px;" valign="top"><a class="a" href="javascript:void(0);" onclick="top.Show.showAR( this, 'defref_us-gaap_FairValueByBalanceSheetGroupingTextBlock', window );">Schedule of Fair Value of Assets and Liabilities</a></td>
<td class="text">The following reflects the carrying value and estimated fair value of these assets and (liabilities) as of March&#160;31, 2021 and December&#160;31, 2020: <table style="border-collapse:collapse;display:inline-table;margin-bottom:5pt;vertical-align:text-bottom;width:100.000%"><tr><td style="width:1.0%"/><td style="width:49.038%"/><td style="width:0.1%"/><td style="width:1.0%"/><td style="width:10.011%"/><td style="width:0.1%"/><td style="width:0.1%"/><td style="width:1.605%"/><td style="width:0.1%"/><td style="width:1.0%"/><td style="width:10.011%"/><td style="width:0.1%"/><td style="width:0.1%"/><td style="width:1.605%"/><td style="width:0.1%"/><td style="width:1.0%"/><td style="width:10.011%"/><td style="width:0.1%"/><td style="width:0.1%"/><td style="width:1.605%"/><td style="width:0.1%"/><td style="width:1.0%"/><td style="width:10.014%"/><td style="width:0.1%"/></tr><tr><td colspan="3" style="padding:2px 1pt;text-align:left;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">&#160;</span></td><td colspan="9" style="padding:2px 1pt;text-align:center;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-style:italic;font-weight:700;line-height:120%">March 31, 2021</span></td><td colspan="3" style="padding:0 1pt"/><td colspan="9" style="padding:2px 1pt;text-align:center;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-style:italic;font-weight:700;line-height:120%">December 31, 2020</span></td></tr><tr><td colspan="3" style="padding:2px 1pt;text-align:left;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-style:italic;font-weight:700;line-height:120%">(in thousands)</span></td><td colspan="3" style="border-top:1pt solid #000;padding:2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-style:italic;font-weight:700;line-height:120%">Carrying<br/>Amount</span></td><td colspan="3" style="border-top:1pt solid #000;padding:0 1pt"/><td colspan="3" style="border-top:1pt solid #000;padding:2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-style:italic;font-weight:700;line-height:120%">Fair Value</span></td><td colspan="3" style="padding:0 1pt"/><td colspan="3" style="border-top:1pt solid #000;padding:2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-style:italic;font-weight:700;line-height:120%">Carrying<br/>Amount</span></td><td colspan="3" style="border-top:1pt solid #000;padding:0 1pt"/><td colspan="3" style="border-top:1pt solid #000;padding:2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-style:italic;font-weight:700;line-height:120%">Fair Value</span></td></tr><tr style="height:3pt"><td colspan="3" style="border-top:1pt solid #000;padding:0 1pt"/><td colspan="3" style="border-top:1pt solid #000;padding:0 1pt"/><td colspan="3" style="border-top:1pt solid #000;padding:0 1pt"/><td colspan="3" style="border-top:1pt solid #000;padding:0 1pt"/><td colspan="3" style="border-top:1pt solid #000;padding:0 1pt"/><td colspan="3" style="border-top:1pt solid #000;padding:0 1pt"/><td colspan="3" style="border-top:1pt solid #000;padding:0 1pt"/><td colspan="3" style="border-top:1pt solid #000;padding:0 1pt"/></tr><tr><td colspan="3" style="background-color:#dbdbdb;padding:2px 1pt;text-align:left;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">Cash and Cash Equivalents</span></td><td style="background-color:#dbdbdb;padding:2px 0 2px 1pt;text-align:left;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:120%">$</span></td><td style="background-color:#dbdbdb;padding:2px 0;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:120%">1,212</span><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">&#160;</span></td><td style="background-color:#dbdbdb;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/><td colspan="3" style="background-color:#dbdbdb;padding:0 1pt"/><td style="background-color:#dbdbdb;padding:2px 0 2px 1pt;text-align:left;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:120%">$</span></td><td style="background-color:#dbdbdb;padding:2px 0;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:120%">1,212</span><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">&#160;</span></td><td style="background-color:#dbdbdb;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/><td colspan="3" style="background-color:#dbdbdb;padding:0 1pt"/><td style="background-color:#dbdbdb;padding:2px 0 2px 1pt;text-align:left;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">$</span></td><td style="background-color:#dbdbdb;padding:2px 0;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">1,163&#160;</span></td><td style="background-color:#dbdbdb;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/><td colspan="3" style="background-color:#dbdbdb;padding:0 1pt"/><td style="background-color:#dbdbdb;padding:2px 0 2px 1pt;text-align:left;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">$</span></td><td style="background-color:#dbdbdb;padding:2px 0;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">1,163&#160;</span></td><td style="background-color:#dbdbdb;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/></tr><tr><td colspan="3" style="background-color:#ffffff;padding:2px 1pt;text-align:left;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">Short-Term Debt</span></td><td colspan="2" style="background-color:#ffffff;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:120%">(134,851)</span></td><td style="background-color:#ffffff;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/><td colspan="3" style="background-color:#ffffff;padding:0 1pt"/><td colspan="2" style="background-color:#ffffff;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:120%">(134,851)</span></td><td style="background-color:#ffffff;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/><td colspan="3" style="background-color:#ffffff;padding:0 1pt"/><td colspan="2" style="background-color:#ffffff;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">(80,997)</span></td><td style="background-color:#ffffff;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/><td colspan="3" style="background-color:#ffffff;padding:0 1pt"/><td colspan="2" style="background-color:#ffffff;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">(80,997)</span></td><td style="background-color:#ffffff;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/></tr><tr><td colspan="3" style="background-color:#dbdbdb;padding:2px 1pt;text-align:left;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">Long-Term Debt</span></td><td colspan="2" style="background-color:#dbdbdb;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:120%">(764,426)</span></td><td style="background-color:#dbdbdb;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/><td colspan="3" style="background-color:#dbdbdb;padding:0 1pt"/><td colspan="2" style="background-color:#dbdbdb;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:700;line-height:120%">(839,942)</span></td><td style="background-color:#dbdbdb;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/><td colspan="3" style="background-color:#dbdbdb;padding:0 1pt"/><td colspan="2" style="background-color:#dbdbdb;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">(764,519)</span></td><td style="background-color:#dbdbdb;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/><td colspan="3" style="background-color:#dbdbdb;padding:0 1pt"/><td colspan="2" style="background-color:#dbdbdb;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Calibri',sans-serif;font-size:8pt;font-weight:400;line-height:120%">(858,455)</span></td><td style="background-color:#dbdbdb;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/></tr><tr style="height:3pt"><td colspan="3" style="border-bottom:1pt solid #000;padding:0 1pt"/><td colspan="3" style="border-bottom:1pt solid #000;padding:0 1pt"/><td colspan="3" style="border-bottom:1pt solid #000;padding:0 1pt"/><td colspan="3" style="border-bottom:1pt solid #000;padding:0 1pt"/><td colspan="3" style="border-bottom:1pt solid #000;padding:0 1pt"/><td colspan="3" style="border-bottom:1pt solid #000;padding:0 1pt"/><td colspan="3" style="border-bottom:1pt solid #000;padding:0 1pt"/><td colspan="3" style="border-bottom:1pt solid #000;padding:0 1pt"/></tr></table><span></span>
</td>
</tr>
</table>
<div style="display: none;">
<table border="0" cellpadding="0" cellspacing="0" class="authRefData" style="display: none;" id="defref_us-gaap_FairValueAssetsAndLiabilitiesMeasuredOnRecurringAndNonrecurringBasisTableTextBlock">
<tr><td class="hide"><a style="color: white;" href="javascript:void(0);" onclick="top.Show.hideAR();">X</a></td></tr>
<tr><td><div class="body" style="padding: 2px;">
<a href="javascript:void(0);" onclick="top.Show.toggleNext( this );">- Definition</a><div><p>Tabular disclosure of financial instruments measured at fair value, including those classified in shareholders' equity measured on a recurring or nonrecurring basis. Disclosures include, but are not limited to, fair value measurements recorded and the reasons for the measurements, level within the fair value hierarchy in which the fair value measurements are categorized and transfers between levels 1 and 2. Nonrecurring fair value measurements are those that are required or permitted in the statement of financial position in particular circumstances.</p></div>
<a href="javascript:void(0);" onclick="top.Show.toggleNext( this );">+ References</a><div style="display: none;"><p>Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef<br> -Publisher FASB<br> -Name Accounting Standards Codification<br> -Topic 820<br> -SubTopic 10<br> -Section 50<br> -Paragraph 2<br> -Subparagraph (b)<br> -URI http://asc.fasb.org/extlink&amp;oid=117815213&amp;loc=d3e19207-110258<br><br>Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef<br> -Publisher FASB<br> -Name Accounting Standards Codification<br> -Topic 820<br> -SubTopic 10<br> -Section 50<br> -Paragraph 3<br> -URI http://asc.fasb.org/extlink&amp;oid=117815213&amp;loc=d3e19279-110258<br><br>Reference 3: http://fasb.org/us-gaap/role/ref/legacyRef<br> -Publisher FASB<br> -Name Accounting Standards Codification<br> -Topic 820<br> -SubTopic 10<br> -Section 50<br> -Paragraph 2C<br> -URI http://asc.fasb.org/extlink&amp;oid=117815213&amp;loc=SL7498348-110258<br><br>Reference 4: http://fasb.org/us-gaap/role/ref/legacyRef<br> -Publisher FASB<br> -Name Accounting Standards Codification<br> -Topic 820<br> -SubTopic 10<br> -Section 50<br> -Paragraph 2<br> -Subparagraph (a)<br> -URI http://asc.fasb.org/extlink&amp;oid=117815213&amp;loc=d3e19207-110258<br><br>Reference 5: http://fasb.org/us-gaap/role/ref/legacyRef<br> -Publisher FASB<br> -Name Accounting Standards Codification<br> -Topic 820<br> -SubTopic 10<br> -Section 50<br> -Paragraph 2<br> -Subparagraph (bb)<br> -URI http://asc.fasb.org/extlink&amp;oid=117815213&amp;loc=d3e19207-110258<br></p></div>
<a href="javascript:void(0);" onclick="top.Show.toggleNext( this );">+ Details</a><div style="display: none;"><table border="0" cellpadding="0" cellspacing="0">
<tr>
<td><strong> Name:</strong></td>
<td style="white-space:nowrap;">us-gaap_FairValueAssetsAndLiabilitiesMeasuredOnRecurringAndNonrecurringBasisTableTextBlock</td>
</tr>
<tr>
<td style="padding-right: 4px;white-space:nowrap;"><strong> Namespace Prefix:</strong></td>
<td>us-gaap_</td>
</tr>
<tr>
<td><strong> Data Type:</strong></td>
<td>nonnum:textBlockItemType</td>
</tr>
<tr>
<td><strong> Balance Type:</strong></td>
<td>na</td>
</tr>
<tr>
<td><strong> Period Type:</strong></td>
<td>duration</td>
</tr>
</table></div>
</div></td></tr>
</table>
<table border="0" cellpadding="0" cellspacing="0" class="authRefData" style="display: none;" id="defref_us-gaap_FairValueByBalanceSheetGroupingTextBlock">
<tr><td class="hide"><a style="color: white;" href="javascript:void(0);" onclick="top.Show.hideAR();">X</a></td></tr>
<tr><td><div class="body" style="padding: 2px;">
<a href="javascript:void(0);" onclick="top.Show.toggleNext( this );">- Definition</a><div><p>Tabular disclosure of the fair value of financial instruments, including financial assets and financial liabilities, and the measurements of those instruments, assets, and liabilities.</p></div>
<a href="javascript:void(0);" onclick="top.Show.toggleNext( this );">+ References</a><div style="display: none;"><p>Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef<br> -Publisher FASB<br> -Name Accounting Standards Codification<br> -Topic 825<br> -SubTopic 10<br> -Section 50<br> -Paragraph 11<br> -URI http://asc.fasb.org/extlink&amp;oid=121572278&amp;loc=d3e13467-108611<br><br>Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef<br> -Publisher FASB<br> -Name Accounting Standards Codification<br> -Topic 820<br> -SubTopic 10<br> -Section 50<br> -Paragraph 2<br> -Subparagraph (a)<br> -URI http://asc.fasb.org/extlink&amp;oid=117815213&amp;loc=d3e19207-110258<br></p></div>
<a href="javascript:void(0);" onclick="top.Show.toggleNext( this );">+ Details</a><div style="display: none;"><table border="0" cellpadding="0" cellspacing="0">
<tr>
<td><strong> Name:</strong></td>
<td style="white-space:nowrap;">us-gaap_FairValueByBalanceSheetGroupingTextBlock</td>
</tr>
<tr>
<td style="padding-right: 4px;white-space:nowrap;"><strong> Namespace Prefix:</strong></td>
<td>us-gaap_</td>
</tr>
<tr>
<td><strong> Data Type:</strong></td>
<td>nonnum:textBlockItemType</td>
</tr>
<tr>
<td><strong> Balance Type:</strong></td>
<td>na</td>
</tr>
<tr>
<td><strong> Period Type:</strong></td>
<td>duration</td>
</tr>
</table></div>
</div></td></tr>
</table>
<table border="0" cellpadding="0" cellspacing="0" class="authRefData" style="display: none;" id="defref_us-gaap_FairValueDisclosuresAbstract">
<tr><td class="hide"><a style="color: white;" href="javascript:void(0);" onclick="top.Show.hideAR();">X</a></td></tr>
<tr><td><div class="body" style="padding: 2px;">
<a href="javascript:void(0);" onclick="top.Show.toggleNext( this );">- References</a><div><p>No definition available.</p></div>
<a href="javascript:void(0);" onclick="top.Show.toggleNext( this );">+ Details</a><div style="display: none;"><table border="0" cellpadding="0" cellspacing="0">
<tr>
<td><strong> Name:</strong></td>
<td style="white-space:nowrap;">us-gaap_FairValueDisclosuresAbstract</td>
</tr>
<tr>
<td style="padding-right: 4px;white-space:nowrap;"><strong> Namespace Prefix:</strong></td>
<td>us-gaap_</td>
</tr>
<tr>
<td><strong> Data Type:</strong></td>
<td>xbrli:stringItemType</td>
</tr>
<tr>
<td><strong> Balance Type:</strong></td>
<td>na</td>
</tr>
<tr>
<td><strong> Period Type:</strong></td>
<td>duration</td>
</tr>
</table></div>
</div></td></tr>
</table>
</div>
</body>
</html>
</TEXT>
</DOCUMENT>
<DOCUMENT>
<TYPE>XML
<SEQUENCE>44
<FILENAME>R33.htm
<DESCRIPTION>IDEA: XBRL DOCUMENT
<TEXT>
<html>
<head>
<title></title>
<link rel="stylesheet" type="text/css" href="report.css">
<script type="text/javascript" src="Show.js">/* Do Not Remove This Comment */</script><script type="text/javascript">
							function toggleNextSibling (e) {
							if (e.nextSibling.style.display=='none') {
							e.nextSibling.style.display='block';
							} else { e.nextSibling.style.display='none'; }
							}</script>
</head>
<body>
<span style="display: none;">v3.21.1</span><table class="report" border="0" cellspacing="2" id="idm140348460501576">
<tr>
<th class="tl" colspan="1" rowspan="2"><div style="width: 200px;"><strong>Summary of Significant Accounting Policies - Narrative (Details)<br></strong></div></th>
<th class="th" colspan="1">3 Months Ended</th>
</tr>
<tr><th class="th">
<div>Mar. 31, 2021 </div>
<div>segment</div>
</th></tr>
<tr class="re">
<td class="pl " style="border-bottom: 0px;" valign="top"><a class="a" href="javascript:void(0);" onclick="top.Show.showAR( this, 'defref_us-gaap_AccountingPoliciesAbstract', window );"><strong>Accounting Policies [Abstract]</strong></a></td>
<td class="text">&#160;<span></span>
</td>
</tr>
<tr class="ro">
<td class="pl " style="border-bottom: 0px;" valign="top"><a class="a" href="javascript:void(0);" onclick="top.Show.showAR( this, 'defref_us-gaap_NumberOfOperatingSegments', window );">Number of operating segments</a></td>
<td class="nump">3<span></span>
</td>
</tr>
</table>
<div style="display: none;">
<table border="0" cellpadding="0" cellspacing="0" class="authRefData" style="display: none;" id="defref_us-gaap_AccountingPoliciesAbstract">
<tr><td class="hide"><a style="color: white;" href="javascript:void(0);" onclick="top.Show.hideAR();">X</a></td></tr>
<tr><td><div class="body" style="padding: 2px;">
<a href="javascript:void(0);" onclick="top.Show.toggleNext( this );">- References</a><div><p>No definition available.</p></div>
<a href="javascript:void(0);" onclick="top.Show.toggleNext( this );">+ Details</a><div style="display: none;"><table border="0" cellpadding="0" cellspacing="0">
<tr>
<td><strong> Name:</strong></td>
<td style="white-space:nowrap;">us-gaap_AccountingPoliciesAbstract</td>
</tr>
<tr>
<td style="padding-right: 4px;white-space:nowrap;"><strong> Namespace Prefix:</strong></td>
<td>us-gaap_</td>
</tr>
<tr>
<td><strong> Data Type:</strong></td>
<td>xbrli:stringItemType</td>
</tr>
<tr>
<td><strong> Balance Type:</strong></td>
<td>na</td>
</tr>
<tr>
<td><strong> Period Type:</strong></td>
<td>duration</td>
</tr>
</table></div>
</div></td></tr>
</table>
<table border="0" cellpadding="0" cellspacing="0" class="authRefData" style="display: none;" id="defref_us-gaap_NumberOfOperatingSegments">
<tr><td class="hide"><a style="color: white;" href="javascript:void(0);" onclick="top.Show.hideAR();">X</a></td></tr>
<tr><td><div class="body" style="padding: 2px;">
<a href="javascript:void(0);" onclick="top.Show.toggleNext( this );">- Definition</a><div><p>Number of operating segments. An operating segment is a component of an enterprise: (a) that engages in business activities from which it may earn revenues and incur expenses (including revenues and expenses relating to transactions with other components of the same enterprise), (b) whose operating results are regularly reviewed by the enterprise's chief operating decision maker to make decisions about resources to be allocated to the segment and assess its performance, and (c) for which discrete financial information is available. An operating segment may engage in business activities for which it has yet to earn revenues, for example, start-up operations may be operating segments before earning revenues.</p></div>
<a href="javascript:void(0);" onclick="top.Show.toggleNext( this );">+ References</a><div style="display: none;"><p>Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef<br> -Publisher FASB<br> -Name Accounting Standards Codification<br> -Topic 280<br> -SubTopic 10<br> -Section 50<br> -Paragraph 18<br> -URI http://asc.fasb.org/extlink&amp;oid=120311839&amp;loc=d3e8672-108599<br></p></div>
<a href="javascript:void(0);" onclick="top.Show.toggleNext( this );">+ Details</a><div style="display: none;"><table border="0" cellpadding="0" cellspacing="0">
<tr>
<td><strong> Name:</strong></td>
<td style="white-space:nowrap;">us-gaap_NumberOfOperatingSegments</td>
</tr>
<tr>
<td style="padding-right: 4px;white-space:nowrap;"><strong> Namespace Prefix:</strong></td>
<td>us-gaap_</td>
</tr>
<tr>
<td><strong> Data Type:</strong></td>
<td>xbrli:integerItemType</td>
</tr>
<tr>
<td><strong> Balance Type:</strong></td>
<td>na</td>
</tr>
<tr>
<td><strong> Period Type:</strong></td>
<td>duration</td>
</tr>
</table></div>
</div></td></tr>
</table>
</div>
</body>
</html>
</TEXT>
</DOCUMENT>
<DOCUMENT>
<TYPE>XML
<SEQUENCE>45
<FILENAME>R34.htm
<DESCRIPTION>IDEA: XBRL DOCUMENT
<TEXT>
<html>
<head>
<title></title>
<link rel="stylesheet" type="text/css" href="report.css">
<script type="text/javascript" src="Show.js">/* Do Not Remove This Comment */</script><script type="text/javascript">
							function toggleNextSibling (e) {
							if (e.nextSibling.style.display=='none') {
							e.nextSibling.style.display='block';
							} else { e.nextSibling.style.display='none'; }
							}</script>
</head>
<body>
<span style="display: none;">v3.21.1</span><table class="report" border="0" cellspacing="2" id="idm140348372724840">
<tr>
<th class="tl" colspan="1" rowspan="2"><div style="width: 200px;"><strong>Segment Information - Narrative (Details)<br></strong></div></th>
<th class="th" colspan="1">3 Months Ended</th>
</tr>
<tr><th class="th">
<div>Mar. 31, 2021 </div>
<div>segment</div>
</th></tr>
<tr class="re">
<td class="pl " style="border-bottom: 0px;" valign="top"><a class="a" href="javascript:void(0);" onclick="top.Show.showAR( this, 'defref_us-gaap_SegmentReportingAbstract', window );"><strong>Segment Reporting [Abstract]</strong></a></td>
<td class="text">&#160;<span></span>
</td>
</tr>
<tr class="ro">
<td class="pl " style="border-bottom: 0px;" valign="top"><a class="a" href="javascript:void(0);" onclick="top.Show.showAR( this, 'defref_us-gaap_NumberOfReportableSegments', window );">Number of reportable segments</a></td>
<td class="nump">3<span></span>
</td>
</tr>
</table>
<div style="display: none;">
<table border="0" cellpadding="0" cellspacing="0" class="authRefData" style="display: none;" id="defref_us-gaap_NumberOfReportableSegments">
<tr><td class="hide"><a style="color: white;" href="javascript:void(0);" onclick="top.Show.hideAR();">X</a></td></tr>
<tr><td><div class="body" style="padding: 2px;">
<a href="javascript:void(0);" onclick="top.Show.toggleNext( this );">- Definition</a><div><p>Number of segments reported by the entity. A reportable segment is a component of an entity for which there is an accounting requirement to report separate financial information on that component in the entity's financial statements.</p></div>
<a href="javascript:void(0);" onclick="top.Show.toggleNext( this );">+ References</a><div style="display: none;"><p>Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef<br> -Publisher FASB<br> -Name Accounting Standards Codification<br> -Topic 280<br> -SubTopic 10<br> -Section 50<br> -Paragraph 18<br> -URI http://asc.fasb.org/extlink&amp;oid=120311839&amp;loc=d3e8672-108599<br></p></div>
<a href="javascript:void(0);" onclick="top.Show.toggleNext( this );">+ Details</a><div style="display: none;"><table border="0" cellpadding="0" cellspacing="0">
<tr>
<td><strong> Name:</strong></td>
<td style="white-space:nowrap;">us-gaap_NumberOfReportableSegments</td>
</tr>
<tr>
<td style="padding-right: 4px;white-space:nowrap;"><strong> Namespace Prefix:</strong></td>
<td>us-gaap_</td>
</tr>
<tr>
<td><strong> Data Type:</strong></td>
<td>xbrli:integerItemType</td>
</tr>
<tr>
<td><strong> Balance Type:</strong></td>
<td>na</td>
</tr>
<tr>
<td><strong> Period Type:</strong></td>
<td>duration</td>
</tr>
</table></div>
</div></td></tr>
</table>
<table border="0" cellpadding="0" cellspacing="0" class="authRefData" style="display: none;" id="defref_us-gaap_SegmentReportingAbstract">
<tr><td class="hide"><a style="color: white;" href="javascript:void(0);" onclick="top.Show.hideAR();">X</a></td></tr>
<tr><td><div class="body" style="padding: 2px;">
<a href="javascript:void(0);" onclick="top.Show.toggleNext( this );">- References</a><div><p>No definition available.</p></div>
<a href="javascript:void(0);" onclick="top.Show.toggleNext( this );">+ Details</a><div style="display: none;"><table border="0" cellpadding="0" cellspacing="0">
<tr>
<td><strong> Name:</strong></td>
<td style="white-space:nowrap;">us-gaap_SegmentReportingAbstract</td>
</tr>
<tr>
<td style="padding-right: 4px;white-space:nowrap;"><strong> Namespace Prefix:</strong></td>
<td>us-gaap_</td>
</tr>
<tr>
<td><strong> Data Type:</strong></td>
<td>xbrli:stringItemType</td>
</tr>
<tr>
<td><strong> Balance Type:</strong></td>
<td>na</td>
</tr>
<tr>
<td><strong> Period Type:</strong></td>
<td>duration</td>
</tr>
</table></div>
</div></td></tr>
</table>
</div>
</body>
</html>
</TEXT>
</DOCUMENT>
<DOCUMENT>
<TYPE>XML
<SEQUENCE>46
<FILENAME>R35.htm
<DESCRIPTION>IDEA: XBRL DOCUMENT
<TEXT>
<html>
<head>
<title></title>
<link rel="stylesheet" type="text/css" href="report.css">
<script type="text/javascript" src="Show.js">/* Do Not Remove This Comment */</script><script type="text/javascript">
							function toggleNextSibling (e) {
							if (e.nextSibling.style.display=='none') {
							e.nextSibling.style.display='block';
							} else { e.nextSibling.style.display='none'; }
							}</script>
</head>
<body>
<span style="display: none;">v3.21.1</span><table class="report" border="0" cellspacing="2" id="idm140348369723144">
<tr>
<th class="tl" colspan="1" rowspan="2"><div style="width: 200px;"><strong>Segment Information - Business Segments (Details) - USD ($)<br> $ in Thousands</strong></div></th>
<th class="th" colspan="2">3 Months Ended</th>
<th class="th" colspan="1"></th>
</tr>
<tr>
<th class="th"><div>Mar. 31, 2021</div></th>
<th class="th"><div>Mar. 31, 2020</div></th>
<th class="th"><div>Dec. 31, 2020</div></th>
</tr>
<tr class="re">
<td class="pl " style="border-bottom: 0px;" valign="top"><a class="a" href="javascript:void(0);" onclick="top.Show.showAR( this, 'defref_us-gaap_SegmentReportingInformationLineItems', window );"><strong>Segment Reporting Information [Line Items]</strong></a></td>
<td class="text">&#160;<span></span>
</td>
<td class="text">&#160;<span></span>
</td>
<td class="text">&#160;<span></span>
</td>
</tr>
<tr class="ro">
<td class="pl " style="border-bottom: 0px;" valign="top"><a class="a" href="javascript:void(0);" onclick="top.Show.showAR( this, 'defref_us-gaap_Revenues', window );">Total Operating Revenues</a></td>
<td class="nump">$ 261,710<span></span>
</td>
<td class="nump">$ 234,747<span></span>
</td>
<td class="text">&#160;<span></span>
</td>
</tr>
<tr class="re">
<td class="pl " style="border-bottom: 0px;" valign="top"><a class="a" href="javascript:void(0);" onclick="top.Show.showAR( this, 'defref_us-gaap_NetIncomeLoss', window );">Net Income (Loss)</a></td>
<td class="nump">30,329<span></span>
</td>
<td class="nump">24,268<span></span>
</td>
<td class="text">&#160;<span></span>
</td>
</tr>
<tr class="ro">
<td class="pl " style="border-bottom: 0px;" valign="top"><a class="a" href="javascript:void(0);" onclick="top.Show.showAR( this, 'defref_us-gaap_Assets', window );">Identifiable Assets</a></td>
<td class="nump">2,618,540<span></span>
</td>
<td class="text">&#160;<span></span>
</td>
<td class="nump">$ 2,578,354<span></span>
</td>
</tr>
<tr class="rh">
<td class="pl " style="border-bottom: 0px;" valign="top"><a class="a" href="javascript:void(0);" onclick="top.Show.showAR( this, 'defref_srt_ConsolidationItemsAxis=us-gaap_CorporateNonSegmentMember', window );">Corporate</a></td>
<td class="text">&#160;<span></span>
</td>
<td class="text">&#160;<span></span>
</td>
<td class="text">&#160;<span></span>
</td>
</tr>
<tr class="ro">
<td class="pl " style="border-bottom: 0px;" valign="top"><a class="a" href="javascript:void(0);" onclick="top.Show.showAR( this, 'defref_us-gaap_SegmentReportingInformationLineItems', window );"><strong>Segment Reporting Information [Line Items]</strong></a></td>
<td class="text">&#160;<span></span>
</td>
<td class="text">&#160;<span></span>
</td>
<td class="text">&#160;<span></span>
</td>
</tr>
<tr class="re">
<td class="pl " style="border-bottom: 0px;" valign="top"><a class="a" href="javascript:void(0);" onclick="top.Show.showAR( this, 'defref_us-gaap_NetIncomeLoss', window );">Net Income (Loss)</a></td>
<td class="num">(1,790)<span></span>
</td>
<td class="num">(2,290)<span></span>
</td>
<td class="text">&#160;<span></span>
</td>
</tr>
<tr class="ro">
<td class="pl " style="border-bottom: 0px;" valign="top"><a class="a" href="javascript:void(0);" onclick="top.Show.showAR( this, 'defref_us-gaap_Assets', window );">Identifiable Assets</a></td>
<td class="nump">55,889<span></span>
</td>
<td class="text">&#160;<span></span>
</td>
<td class="nump">54,183<span></span>
</td>
</tr>
<tr class="rh">
<td class="pl " style="border-bottom: 0px;" valign="top"><a class="a" href="javascript:void(0);" onclick="top.Show.showAR( this, 'defref_us-gaap_StatementBusinessSegmentsAxis=ottr_ElectricMember', window );">Electric | Operating Segments</a></td>
<td class="text">&#160;<span></span>
</td>
<td class="text">&#160;<span></span>
</td>
<td class="text">&#160;<span></span>
</td>
</tr>
<tr class="ro">
<td class="pl " style="border-bottom: 0px;" valign="top"><a class="a" href="javascript:void(0);" onclick="top.Show.showAR( this, 'defref_us-gaap_SegmentReportingInformationLineItems', window );"><strong>Segment Reporting Information [Line Items]</strong></a></td>
<td class="text">&#160;<span></span>
</td>
<td class="text">&#160;<span></span>
</td>
<td class="text">&#160;<span></span>
</td>
</tr>
<tr class="re">
<td class="pl " style="border-bottom: 0px;" valign="top"><a class="a" href="javascript:void(0);" onclick="top.Show.showAR( this, 'defref_us-gaap_Revenues', window );">Total Operating Revenues</a></td>
<td class="nump">123,699<span></span>
</td>
<td class="nump">119,870<span></span>
</td>
<td class="text">&#160;<span></span>
</td>
</tr>
<tr class="ro">
<td class="pl " style="border-bottom: 0px;" valign="top"><a class="a" href="javascript:void(0);" onclick="top.Show.showAR( this, 'defref_us-gaap_NetIncomeLoss', window );">Net Income (Loss)</a></td>
<td class="nump">17,587<span></span>
</td>
<td class="nump">16,182<span></span>
</td>
<td class="text">&#160;<span></span>
</td>
</tr>
<tr class="re">
<td class="pl " style="border-bottom: 0px;" valign="top"><a class="a" href="javascript:void(0);" onclick="top.Show.showAR( this, 'defref_us-gaap_Assets', window );">Identifiable Assets</a></td>
<td class="nump">2,242,026<span></span>
</td>
<td class="text">&#160;<span></span>
</td>
<td class="nump">2,233,399<span></span>
</td>
</tr>
<tr class="rh">
<td class="pl " style="border-bottom: 0px;" valign="top"><a class="a" href="javascript:void(0);" onclick="top.Show.showAR( this, 'defref_us-gaap_StatementBusinessSegmentsAxis=ottr_ManufacturingMember', window );">Manufacturing | Operating Segments</a></td>
<td class="text">&#160;<span></span>
</td>
<td class="text">&#160;<span></span>
</td>
<td class="text">&#160;<span></span>
</td>
</tr>
<tr class="re">
<td class="pl " style="border-bottom: 0px;" valign="top"><a class="a" href="javascript:void(0);" onclick="top.Show.showAR( this, 'defref_us-gaap_SegmentReportingInformationLineItems', window );"><strong>Segment Reporting Information [Line Items]</strong></a></td>
<td class="text">&#160;<span></span>
</td>
<td class="text">&#160;<span></span>
</td>
<td class="text">&#160;<span></span>
</td>
</tr>
<tr class="ro">
<td class="pl " style="border-bottom: 0px;" valign="top"><a class="a" href="javascript:void(0);" onclick="top.Show.showAR( this, 'defref_us-gaap_Revenues', window );">Total Operating Revenues</a></td>
<td class="nump">75,825<span></span>
</td>
<td class="nump">68,479<span></span>
</td>
<td class="text">&#160;<span></span>
</td>
</tr>
<tr class="re">
<td class="pl " style="border-bottom: 0px;" valign="top"><a class="a" href="javascript:void(0);" onclick="top.Show.showAR( this, 'defref_us-gaap_NetIncomeLoss', window );">Net Income (Loss)</a></td>
<td class="nump">5,385<span></span>
</td>
<td class="nump">4,927<span></span>
</td>
<td class="text">&#160;<span></span>
</td>
</tr>
<tr class="ro">
<td class="pl " style="border-bottom: 0px;" valign="top"><a class="a" href="javascript:void(0);" onclick="top.Show.showAR( this, 'defref_us-gaap_Assets', window );">Identifiable Assets</a></td>
<td class="nump">209,477<span></span>
</td>
<td class="text">&#160;<span></span>
</td>
<td class="nump">191,005<span></span>
</td>
</tr>
<tr class="rh">
<td class="pl " style="border-bottom: 0px;" valign="top"><a class="a" href="javascript:void(0);" onclick="top.Show.showAR( this, 'defref_us-gaap_StatementBusinessSegmentsAxis=ottr_PlasticsMember', window );">Plastics | Operating Segments</a></td>
<td class="text">&#160;<span></span>
</td>
<td class="text">&#160;<span></span>
</td>
<td class="text">&#160;<span></span>
</td>
</tr>
<tr class="ro">
<td class="pl " style="border-bottom: 0px;" valign="top"><a class="a" href="javascript:void(0);" onclick="top.Show.showAR( this, 'defref_us-gaap_SegmentReportingInformationLineItems', window );"><strong>Segment Reporting Information [Line Items]</strong></a></td>
<td class="text">&#160;<span></span>
</td>
<td class="text">&#160;<span></span>
</td>
<td class="text">&#160;<span></span>
</td>
</tr>
<tr class="re">
<td class="pl " style="border-bottom: 0px;" valign="top"><a class="a" href="javascript:void(0);" onclick="top.Show.showAR( this, 'defref_us-gaap_Revenues', window );">Total Operating Revenues</a></td>
<td class="nump">62,186<span></span>
</td>
<td class="nump">46,398<span></span>
</td>
<td class="text">&#160;<span></span>
</td>
</tr>
<tr class="ro">
<td class="pl " style="border-bottom: 0px;" valign="top"><a class="a" href="javascript:void(0);" onclick="top.Show.showAR( this, 'defref_us-gaap_NetIncomeLoss', window );">Net Income (Loss)</a></td>
<td class="nump">9,147<span></span>
</td>
<td class="nump">$ 5,449<span></span>
</td>
<td class="text">&#160;<span></span>
</td>
</tr>
<tr class="re">
<td class="pl " style="border-bottom: 0px;" valign="top"><a class="a" href="javascript:void(0);" onclick="top.Show.showAR( this, 'defref_us-gaap_Assets', window );">Identifiable Assets</a></td>
<td class="nump">$ 111,148<span></span>
</td>
<td class="text">&#160;<span></span>
</td>
<td class="nump">$ 99,767<span></span>
</td>
</tr>
</table>
<div style="display: none;">
<table border="0" cellpadding="0" cellspacing="0" class="authRefData" style="display: none;" id="defref_us-gaap_Assets">
<tr><td class="hide"><a style="color: white;" href="javascript:void(0);" onclick="top.Show.hideAR();">X</a></td></tr>
<tr><td><div class="body" style="padding: 2px;">
<a href="javascript:void(0);" onclick="top.Show.toggleNext( this );">- Definition</a><div><p>Sum of the carrying amounts as of the balance sheet date of all assets that are recognized. Assets are probable future economic benefits obtained or controlled by an entity as a result of past transactions or events.</p></div>
<a href="javascript:void(0);" onclick="top.Show.toggleNext( this );">+ References</a><div style="display: none;"><p>Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef<br> -Publisher FASB<br> -Name Accounting Standards Codification<br> -Topic 942<br> -SubTopic 210<br> -Section S99<br> -Paragraph 1<br> -Subparagraph (SX 210.9-03(11))<br> -URI http://asc.fasb.org/extlink&amp;oid=120398452&amp;loc=d3e534808-122878<br><br>Reference 2: http://www.xbrl.org/2003/role/disclosureRef<br> -Publisher FASB<br> -Name Accounting Standards Codification<br> -Topic 235<br> -SubTopic 10<br> -Section S99<br> -Paragraph 1<br> -Subparagraph (SX 210.4-08(g)(1)(ii))<br> -URI http://asc.fasb.org/extlink&amp;oid=120395691&amp;loc=d3e23780-122690<br><br>Reference 3: http://www.xbrl.org/2003/role/disclosureRef<br> -Publisher FASB<br> -Name Accounting Standards Codification<br> -Topic 825<br> -SubTopic 10<br> -Section 50<br> -Paragraph 28<br> -Subparagraph (f)<br> -URI http://asc.fasb.org/extlink&amp;oid=75031198&amp;loc=d3e14064-108612<br><br>Reference 4: http://www.xbrl.org/2003/role/disclosureRef<br> -Publisher FASB<br> -Name Accounting Standards Codification<br> -Topic 810<br> -SubTopic 10<br> -Section 50<br> -Paragraph 3<br> -Subparagraph (bb)<br> -URI http://asc.fasb.org/extlink&amp;oid=121559654&amp;loc=d3e5710-111685<br><br>Reference 5: http://www.xbrl.org/2003/role/disclosureRef<br> -Publisher FASB<br> -Name Accounting Standards Codification<br> -Topic 810<br> -SubTopic 10<br> -Section 45<br> -Paragraph 25<br> -Subparagraph (a)<br> -URI http://asc.fasb.org/extlink&amp;oid=116870748&amp;loc=SL6758485-165988<br><br>Reference 6: http://www.xbrl.org/2003/role/disclosureRef<br> -Publisher FASB<br> -Name Accounting Standards Codification<br> -Topic 280<br> -SubTopic 10<br> -Section 50<br> -Paragraph 32<br> -Subparagraph (d)<br> -URI http://asc.fasb.org/extlink&amp;oid=120311839&amp;loc=d3e8933-108599<br><br>Reference 7: http://www.xbrl.org/2003/role/disclosureRef<br> -Publisher FASB<br> -Name Accounting Standards Codification<br> -Topic 280<br> -SubTopic 10<br> -Section 50<br> -Paragraph 22<br> -URI http://asc.fasb.org/extlink&amp;oid=120311839&amp;loc=d3e8736-108599<br><br>Reference 8: http://fasb.org/us-gaap/role/ref/legacyRef<br> -Publisher FASB<br> -Name Accounting Standards Codification<br> -Topic 944<br> -SubTopic 210<br> -Section S99<br> -Paragraph 1<br> -Subparagraph (SX 210.7-03(a)(12))<br> -URI http://asc.fasb.org/extlink&amp;oid=120400017&amp;loc=d3e572229-122910<br><br>Reference 9: http://www.xbrl.org/2003/role/disclosureRef<br> -Publisher FASB<br> -Name Accounting Standards Codification<br> -Topic 323<br> -SubTopic 10<br> -Section 50<br> -Paragraph 3<br> -Subparagraph (c)<br> -URI http://asc.fasb.org/extlink&amp;oid=114001798&amp;loc=d3e33918-111571<br><br>Reference 10: http://www.xbrl.org/2003/role/disclosureRef<br> -Publisher FASB<br> -Name Accounting Standards Codification<br> -Topic 280<br> -SubTopic 10<br> -Section 50<br> -Paragraph 30<br> -Subparagraph (c)<br> -URI http://asc.fasb.org/extlink&amp;oid=120311839&amp;loc=d3e8906-108599<br></p></div>
<a href="javascript:void(0);" onclick="top.Show.toggleNext( this );">+ Details</a><div style="display: none;"><table border="0" cellpadding="0" cellspacing="0">
<tr>
<td><strong> Name:</strong></td>
<td style="white-space:nowrap;">us-gaap_Assets</td>
</tr>
<tr>
<td style="padding-right: 4px;white-space:nowrap;"><strong> Namespace Prefix:</strong></td>
<td>us-gaap_</td>
</tr>
<tr>
<td><strong> Data Type:</strong></td>
<td>xbrli:monetaryItemType</td>
</tr>
<tr>
<td><strong> Balance Type:</strong></td>
<td>debit</td>
</tr>
<tr>
<td><strong> Period Type:</strong></td>
<td>instant</td>
</tr>
</table></div>
</div></td></tr>
</table>
<table border="0" cellpadding="0" cellspacing="0" class="authRefData" style="display: none;" id="defref_us-gaap_NetIncomeLoss">
<tr><td class="hide"><a style="color: white;" href="javascript:void(0);" onclick="top.Show.hideAR();">X</a></td></tr>
<tr><td><div class="body" style="padding: 2px;">
<a href="javascript:void(0);" onclick="top.Show.toggleNext( this );">- Definition</a><div><p>The portion of profit or loss for the period, net of income taxes, which is attributable to the parent.</p></div>
<a href="javascript:void(0);" onclick="top.Show.toggleNext( this );">+ References</a><div style="display: none;"><p>Reference 1: http://www.xbrl.org/2003/role/disclosureRef<br> -Publisher FASB<br> -Name Accounting Standards Codification<br> -Topic 220<br> -SubTopic 10<br> -Section 45<br> -Paragraph 1A<br> -Subparagraph (a)<br> -URI http://asc.fasb.org/extlink&amp;oid=121641772&amp;loc=SL7669619-108580<br><br>Reference 2: http://www.xbrl.org/2003/role/exampleRef<br> -Publisher FASB<br> -Name Accounting Standards Codification<br> -Topic 280<br> -SubTopic 10<br> -Section 50<br> -Paragraph 31<br> -URI http://asc.fasb.org/extlink&amp;oid=120311839&amp;loc=d3e8924-108599<br><br>Reference 3: http://www.xbrl.org/2003/role/disclosureRef<br> -Publisher FASB<br> -Name Accounting Standards Codification<br> -Topic 250<br> -SubTopic 10<br> -Section 50<br> -Paragraph 11<br> -Subparagraph (b)<br> -URI http://asc.fasb.org/extlink&amp;oid=109234566&amp;loc=d3e22694-107794<br><br>Reference 4: http://fasb.org/us-gaap/role/ref/legacyRef<br> -Publisher FASB<br> -Name Accounting Standards Codification<br> -Topic 942<br> -SubTopic 220<br> -Section S99<br> -Paragraph 1<br> -Subparagraph (SX 210.9-04(22))<br> -URI http://asc.fasb.org/extlink&amp;oid=120399700&amp;loc=SL114874048-224260<br><br>Reference 5: http://www.xbrl.org/2003/role/disclosureRef<br> -Publisher FASB<br> -Name Accounting Standards Codification<br> -Topic 250<br> -SubTopic 10<br> -Section 50<br> -Paragraph 11<br> -Subparagraph (a)<br> -URI http://asc.fasb.org/extlink&amp;oid=109234566&amp;loc=d3e22694-107794<br><br>Reference 6: http://www.xbrl.org/2003/role/disclosureRef<br> -Publisher FASB<br> -Name Accounting Standards Codification<br> -Topic 280<br> -SubTopic 10<br> -Section 50<br> -Paragraph 32<br> -Subparagraph (f)<br> -URI http://asc.fasb.org/extlink&amp;oid=120311839&amp;loc=d3e8933-108599<br><br>Reference 7: http://www.xbrl.org/2003/role/disclosureRef<br> -Publisher FASB<br> -Name Accounting Standards Codification<br> -Topic 205<br> -SubTopic 20<br> -Section 50<br> -Paragraph 7<br> -URI http://asc.fasb.org/extlink&amp;oid=109222650&amp;loc=SL51721683-107760<br><br>Reference 8: http://www.xbrl.org/2003/role/disclosureRef<br> -Publisher FASB<br> -Name Accounting Standards Codification<br> -Topic 250<br> -SubTopic 10<br> -Section 50<br> -Paragraph 4<br> -URI http://asc.fasb.org/extlink&amp;oid=109234566&amp;loc=d3e22595-107794<br><br>Reference 9: http://www.xbrl.org/2003/role/disclosureRef<br> -Publisher FASB<br> -Name Accounting Standards Codification<br> -Topic 220<br> -SubTopic 10<br> -Section 45<br> -Paragraph 1B<br> -Subparagraph (a)<br> -URI http://asc.fasb.org/extlink&amp;oid=121641772&amp;loc=SL7669625-108580<br><br>Reference 10: http://www.xbrl.org/2003/role/disclosureRef<br> -Publisher FASB<br> -Name Accounting Standards Codification<br> -Topic 280<br> -SubTopic 10<br> -Section 50<br> -Paragraph 22<br> -URI http://asc.fasb.org/extlink&amp;oid=120311839&amp;loc=d3e8736-108599<br><br>Reference 11: http://fasb.org/us-gaap/role/ref/legacyRef<br> -Publisher FASB<br> -Name Accounting Standards Codification<br> -Topic 944<br> -SubTopic 220<br> -Section S99<br> -Paragraph 1<br> -Subparagraph (SX 210.7-04(18))<br> -URI http://asc.fasb.org/extlink&amp;oid=120400993&amp;loc=SL114874131-224263<br><br>Reference 12: http://fasb.org/us-gaap/role/ref/legacyRef<br> -Publisher FASB<br> -Name Accounting Standards Codification<br> -Topic 220<br> -SubTopic 10<br> -Section S99<br> -Paragraph 2<br> -Subparagraph (SX 210.5-03(20))<br> -URI http://asc.fasb.org/extlink&amp;oid=120395209&amp;loc=SL114868664-224227<br><br>Reference 13: http://fasb.org/us-gaap/role/ref/legacyRef<br> -Publisher FASB<br> -Name Accounting Standards Codification<br> -Topic 230<br> -SubTopic 10<br> -Section 45<br> -Paragraph 28<br> -URI http://asc.fasb.org/extlink&amp;oid=121586364&amp;loc=d3e3602-108585<br><br>Reference 14: http://www.xbrl.org/2003/role/disclosureRef<br> -Publisher FASB<br> -Name Accounting Standards Codification<br> -Topic 250<br> -SubTopic 10<br> -Section 50<br> -Paragraph 1<br> -Subparagraph (b)(2)<br> -URI http://asc.fasb.org/extlink&amp;oid=109234566&amp;loc=d3e22499-107794<br><br>Reference 15: http://www.xbrl.org/2003/role/disclosureRef<br> -Publisher FASB<br> -Name Accounting Standards Codification<br> -Topic 250<br> -SubTopic 10<br> -Section 50<br> -Paragraph 9<br> -URI http://asc.fasb.org/extlink&amp;oid=109234566&amp;loc=d3e22663-107794<br><br>Reference 16: http://www.xbrl.org/2003/role/disclosureRef<br> -Publisher FASB<br> -Name Accounting Standards Codification<br> -Topic 825<br> -SubTopic 10<br> -Section 50<br> -Paragraph 28<br> -Subparagraph (f)<br> -URI http://asc.fasb.org/extlink&amp;oid=75031198&amp;loc=d3e14064-108612<br><br>Reference 17: http://www.xbrl.org/2003/role/disclosureRef<br> -Publisher FASB<br> -Name Accounting Standards Codification<br> -Topic 280<br> -SubTopic 10<br> -Section 50<br> -Paragraph 30<br> -Subparagraph (b)<br> -URI http://asc.fasb.org/extlink&amp;oid=120311839&amp;loc=d3e8906-108599<br><br>Reference 18: http://www.xbrl.org/2003/role/disclosureRef<br> -Publisher FASB<br> -Name Accounting Standards Codification<br> -Topic 250<br> -SubTopic 10<br> -Section 50<br> -Paragraph 3<br> -URI http://asc.fasb.org/extlink&amp;oid=109234566&amp;loc=d3e22583-107794<br><br>Reference 19: http://www.xbrl.org/2003/role/disclosureRef<br> -Publisher FASB<br> -Name Accounting Standards Codification<br> -Topic 235<br> -SubTopic 10<br> -Section S99<br> -Paragraph 1<br> -Subparagraph (SX 210.4-08(g)(1)(ii))<br> -URI http://asc.fasb.org/extlink&amp;oid=120395691&amp;loc=d3e23780-122690<br><br>Reference 20: http://www.xbrl.org/2003/role/disclosureRef<br> -Publisher FASB<br> -Name Accounting Standards Codification<br> -Topic 260<br> -SubTopic 10<br> -Section 45<br> -Paragraph 60B<br> -Subparagraph (a)<br> -URI http://asc.fasb.org/extlink&amp;oid=121326447&amp;loc=SL5780133-109256<br><br>Reference 21: http://www.xbrl.org/2003/role/disclosureRef<br> -Publisher FASB<br> -Name Accounting Standards Codification<br> -Topic 323<br> -SubTopic 10<br> -Section 50<br> -Paragraph 3<br> -Subparagraph (c)<br> -URI http://asc.fasb.org/extlink&amp;oid=114001798&amp;loc=d3e33918-111571<br><br>Reference 22: http://www.xbrl.org/2003/role/disclosureRef<br> -Publisher FASB<br> -Name Accounting Standards Codification<br> -Topic 280<br> -SubTopic 10<br> -Section 50<br> -Paragraph 32<br> -Subparagraph (c)<br> -URI http://asc.fasb.org/extlink&amp;oid=120311839&amp;loc=d3e8933-108599<br><br>Reference 23: http://www.xbrl.org/2003/role/disclosureRef<br> -Publisher FASB<br> -Name Accounting Standards Codification<br> -Topic 250<br> -SubTopic 10<br> -Section 50<br> -Paragraph 8<br> -URI http://asc.fasb.org/extlink&amp;oid=109234566&amp;loc=d3e22658-107794<br></p></div>
<a href="javascript:void(0);" onclick="top.Show.toggleNext( this );">+ Details</a><div style="display: none;"><table border="0" cellpadding="0" cellspacing="0">
<tr>
<td><strong> Name:</strong></td>
<td style="white-space:nowrap;">us-gaap_NetIncomeLoss</td>
</tr>
<tr>
<td style="padding-right: 4px;white-space:nowrap;"><strong> Namespace Prefix:</strong></td>
<td>us-gaap_</td>
</tr>
<tr>
<td><strong> Data Type:</strong></td>
<td>xbrli:monetaryItemType</td>
</tr>
<tr>
<td><strong> Balance Type:</strong></td>
<td>credit</td>
</tr>
<tr>
<td><strong> Period Type:</strong></td>
<td>duration</td>
</tr>
</table></div>
</div></td></tr>
</table>
<table border="0" cellpadding="0" cellspacing="0" class="authRefData" style="display: none;" id="defref_us-gaap_Revenues">
<tr><td class="hide"><a style="color: white;" href="javascript:void(0);" onclick="top.Show.hideAR();">X</a></td></tr>
<tr><td><div class="body" style="padding: 2px;">
<a href="javascript:void(0);" onclick="top.Show.toggleNext( this );">- Definition</a><div><p>Amount of revenue recognized from goods sold, services rendered, insurance premiums, or other activities that constitute an earning process. Includes, but is not limited to, investment and interest income before deduction of interest expense when recognized as a component of revenue, and sales and trading gain (loss).</p></div>
<a href="javascript:void(0);" onclick="top.Show.toggleNext( this );">+ References</a><div style="display: none;"><p>Reference 1: http://www.xbrl.org/2003/role/disclosureRef<br> -Publisher FASB<br> -Name Accounting Standards Codification<br> -Topic 280<br> -SubTopic 10<br> -Section 50<br> -Paragraph 22<br> -Subparagraph (a)<br> -URI http://asc.fasb.org/extlink&amp;oid=120311839&amp;loc=d3e8736-108599<br><br>Reference 2: http://www.xbrl.org/2003/role/disclosureRef<br> -Publisher FASB<br> -Name Accounting Standards Codification<br> -Topic 323<br> -SubTopic 10<br> -Section 50<br> -Paragraph 3<br> -Subparagraph (c)<br> -URI http://asc.fasb.org/extlink&amp;oid=114001798&amp;loc=d3e33918-111571<br><br>Reference 3: http://www.xbrl.org/2003/role/disclosureRef<br> -Publisher FASB<br> -Name Accounting Standards Codification<br> -Topic 825<br> -SubTopic 10<br> -Section 50<br> -Paragraph 28<br> -Subparagraph (f)<br> -URI http://asc.fasb.org/extlink&amp;oid=75031198&amp;loc=d3e14064-108612<br><br>Reference 4: http://www.xbrl.org/2003/role/disclosureRef<br> -Publisher FASB<br> -Name Accounting Standards Codification<br> -Topic 280<br> -SubTopic 10<br> -Section 50<br> -Paragraph 32<br> -Subparagraph (b)<br> -URI http://asc.fasb.org/extlink&amp;oid=120311839&amp;loc=d3e8933-108599<br><br>Reference 5: http://www.xbrl.org/2003/role/disclosureRef<br> -Publisher FASB<br> -Name Accounting Standards Codification<br> -Topic 280<br> -SubTopic 10<br> -Section 50<br> -Paragraph 32<br> -Subparagraph (a)<br> -URI http://asc.fasb.org/extlink&amp;oid=120311839&amp;loc=d3e8933-108599<br><br>Reference 6: http://www.xbrl.org/2003/role/disclosureRef<br> -Publisher FASB<br> -Name Accounting Standards Codification<br> -Topic 280<br> -SubTopic 10<br> -Section 50<br> -Paragraph 22<br> -Subparagraph (b)<br> -URI http://asc.fasb.org/extlink&amp;oid=120311839&amp;loc=d3e8736-108599<br><br>Reference 7: http://www.xbrl.org/2003/role/disclosureRef<br> -Publisher FASB<br> -Name Accounting Standards Codification<br> -Topic 280<br> -SubTopic 10<br> -Section 50<br> -Paragraph 40<br> -URI http://asc.fasb.org/extlink&amp;oid=120311839&amp;loc=d3e9031-108599<br><br>Reference 8: http://www.xbrl.org/2003/role/disclosureRef<br> -Publisher FASB<br> -Name Accounting Standards Codification<br> -Topic 280<br> -SubTopic 10<br> -Section 50<br> -Paragraph 30<br> -Subparagraph (a)<br> -URI http://asc.fasb.org/extlink&amp;oid=120311839&amp;loc=d3e8906-108599<br><br>Reference 9: http://www.xbrl.org/2003/role/disclosureRef<br> -Publisher FASB<br> -Name Accounting Standards Codification<br> -Topic 280<br> -SubTopic 10<br> -Section 50<br> -Paragraph 41<br> -Subparagraph (a)<br> -URI http://asc.fasb.org/extlink&amp;oid=120311839&amp;loc=d3e9038-108599<br><br>Reference 10: http://www.xbrl.org/2003/role/disclosureRef<br> -Publisher FASB<br> -Name Accounting Standards Codification<br> -Topic 280<br> -SubTopic 10<br> -Section 50<br> -Paragraph 42<br> -URI http://asc.fasb.org/extlink&amp;oid=120311839&amp;loc=d3e9054-108599<br><br>Reference 11: http://www.xbrl.org/2003/role/disclosureRef<br> -Publisher FASB<br> -Name Accounting Standards Codification<br> -Topic 235<br> -SubTopic 10<br> -Section S99<br> -Paragraph 1<br> -Subparagraph (SX 210.4-08(g)(1)(ii))<br> -URI http://asc.fasb.org/extlink&amp;oid=120395691&amp;loc=d3e23780-122690<br><br>Reference 12: http://www.xbrl.org/2003/role/disclosureRef<br> -Publisher FASB<br> -Name Accounting Standards Codification<br> -Topic 942<br> -SubTopic 235<br> -Section S99<br> -Paragraph 1<br> -Subparagraph (SX 210.9-05(b)(2))<br> -URI http://asc.fasb.org/extlink&amp;oid=120399901&amp;loc=d3e537907-122884<br><br>Reference 13: http://www.xbrl.org/2003/role/disclosureRef<br> -Publisher FASB<br> -Name Accounting Standards Codification<br> -Topic 220<br> -SubTopic 10<br> -Section S99<br> -Paragraph 2<br> -Subparagraph (SX 210.5-03(1))<br> -URI http://asc.fasb.org/extlink&amp;oid=120395209&amp;loc=SL114868664-224227<br></p></div>
<a href="javascript:void(0);" onclick="top.Show.toggleNext( this );">+ Details</a><div style="display: none;"><table border="0" cellpadding="0" cellspacing="0">
<tr>
<td><strong> Name:</strong></td>
<td style="white-space:nowrap;">us-gaap_Revenues</td>
</tr>
<tr>
<td style="padding-right: 4px;white-space:nowrap;"><strong> Namespace Prefix:</strong></td>
<td>us-gaap_</td>
</tr>
<tr>
<td><strong> Data Type:</strong></td>
<td>xbrli:monetaryItemType</td>
</tr>
<tr>
<td><strong> Balance Type:</strong></td>
<td>credit</td>
</tr>
<tr>
<td><strong> Period Type:</strong></td>
<td>duration</td>
</tr>
</table></div>
</div></td></tr>
</table>
<table border="0" cellpadding="0" cellspacing="0" class="authRefData" style="display: none;" id="defref_us-gaap_SegmentReportingInformationLineItems">
<tr><td class="hide"><a style="color: white;" href="javascript:void(0);" onclick="top.Show.hideAR();">X</a></td></tr>
<tr><td><div class="body" style="padding: 2px;">
<a href="javascript:void(0);" onclick="top.Show.toggleNext( this );">- Definition</a><div><p>Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table.</p></div>
<a href="javascript:void(0);" onclick="top.Show.toggleNext( this );">+ References</a><div style="display: none;"><p>No definition available.</p></div>
<a href="javascript:void(0);" onclick="top.Show.toggleNext( this );">+ Details</a><div style="display: none;"><table border="0" cellpadding="0" cellspacing="0">
<tr>
<td><strong> Name:</strong></td>
<td style="white-space:nowrap;">us-gaap_SegmentReportingInformationLineItems</td>
</tr>
<tr>
<td style="padding-right: 4px;white-space:nowrap;"><strong> Namespace Prefix:</strong></td>
<td>us-gaap_</td>
</tr>
<tr>
<td><strong> Data Type:</strong></td>
<td>xbrli:stringItemType</td>
</tr>
<tr>
<td><strong> Balance Type:</strong></td>
<td>na</td>
</tr>
<tr>
<td><strong> Period Type:</strong></td>
<td>duration</td>
</tr>
</table></div>
</div></td></tr>
</table>
<table border="0" cellpadding="0" cellspacing="0" class="authRefData" style="display: none;" id="defref_srt_ConsolidationItemsAxis=us-gaap_CorporateNonSegmentMember">
<tr><td class="hide"><a style="color: white;" href="javascript:void(0);" onclick="top.Show.hideAR();">X</a></td></tr>
<tr><td><div class="body" style="padding: 2px;">
<a href="javascript:void(0);" onclick="top.Show.toggleNext( this );">- Details</a><div><table border="0" cellpadding="0" cellspacing="0">
<tr>
<td><strong> Name:</strong></td>
<td style="white-space:nowrap;">srt_ConsolidationItemsAxis=us-gaap_CorporateNonSegmentMember</td>
</tr>
<tr>
<td style="padding-right: 4px;white-space:nowrap;"><strong> Namespace Prefix:</strong></td>
<td></td>
</tr>
<tr>
<td><strong> Data Type:</strong></td>
<td>na</td>
</tr>
<tr>
<td><strong> Balance Type:</strong></td>
<td></td>
</tr>
<tr>
<td><strong> Period Type:</strong></td>
<td></td>
</tr>
</table></div>
</div></td></tr>
</table>
<table border="0" cellpadding="0" cellspacing="0" class="authRefData" style="display: none;" id="defref_us-gaap_StatementBusinessSegmentsAxis=ottr_ElectricMember">
<tr><td class="hide"><a style="color: white;" href="javascript:void(0);" onclick="top.Show.hideAR();">X</a></td></tr>
<tr><td><div class="body" style="padding: 2px;">
<a href="javascript:void(0);" onclick="top.Show.toggleNext( this );">- Details</a><div><table border="0" cellpadding="0" cellspacing="0">
<tr>
<td><strong> Name:</strong></td>
<td style="white-space:nowrap;">us-gaap_StatementBusinessSegmentsAxis=ottr_ElectricMember</td>
</tr>
<tr>
<td style="padding-right: 4px;white-space:nowrap;"><strong> Namespace Prefix:</strong></td>
<td></td>
</tr>
<tr>
<td><strong> Data Type:</strong></td>
<td>na</td>
</tr>
<tr>
<td><strong> Balance Type:</strong></td>
<td></td>
</tr>
<tr>
<td><strong> Period Type:</strong></td>
<td></td>
</tr>
</table></div>
</div></td></tr>
</table>
<table border="0" cellpadding="0" cellspacing="0" class="authRefData" style="display: none;" id="defref_srt_ConsolidationItemsAxis=us-gaap_OperatingSegmentsMember">
<tr><td class="hide"><a style="color: white;" href="javascript:void(0);" onclick="top.Show.hideAR();">X</a></td></tr>
<tr><td><div class="body" style="padding: 2px;">
<a href="javascript:void(0);" onclick="top.Show.toggleNext( this );">- Details</a><div><table border="0" cellpadding="0" cellspacing="0">
<tr>
<td><strong> Name:</strong></td>
<td style="white-space:nowrap;">srt_ConsolidationItemsAxis=us-gaap_OperatingSegmentsMember</td>
</tr>
<tr>
<td style="padding-right: 4px;white-space:nowrap;"><strong> Namespace Prefix:</strong></td>
<td></td>
</tr>
<tr>
<td><strong> Data Type:</strong></td>
<td>na</td>
</tr>
<tr>
<td><strong> Balance Type:</strong></td>
<td></td>
</tr>
<tr>
<td><strong> Period Type:</strong></td>
<td></td>
</tr>
</table></div>
</div></td></tr>
</table>
<table border="0" cellpadding="0" cellspacing="0" class="authRefData" style="display: none;" id="defref_us-gaap_StatementBusinessSegmentsAxis=ottr_ManufacturingMember">
<tr><td class="hide"><a style="color: white;" href="javascript:void(0);" onclick="top.Show.hideAR();">X</a></td></tr>
<tr><td><div class="body" style="padding: 2px;">
<a href="javascript:void(0);" onclick="top.Show.toggleNext( this );">- Details</a><div><table border="0" cellpadding="0" cellspacing="0">
<tr>
<td><strong> Name:</strong></td>
<td style="white-space:nowrap;">us-gaap_StatementBusinessSegmentsAxis=ottr_ManufacturingMember</td>
</tr>
<tr>
<td style="padding-right: 4px;white-space:nowrap;"><strong> Namespace Prefix:</strong></td>
<td></td>
</tr>
<tr>
<td><strong> Data Type:</strong></td>
<td>na</td>
</tr>
<tr>
<td><strong> Balance Type:</strong></td>
<td></td>
</tr>
<tr>
<td><strong> Period Type:</strong></td>
<td></td>
</tr>
</table></div>
</div></td></tr>
</table>
<table border="0" cellpadding="0" cellspacing="0" class="authRefData" style="display: none;" id="defref_us-gaap_StatementBusinessSegmentsAxis=ottr_PlasticsMember">
<tr><td class="hide"><a style="color: white;" href="javascript:void(0);" onclick="top.Show.hideAR();">X</a></td></tr>
<tr><td><div class="body" style="padding: 2px;">
<a href="javascript:void(0);" onclick="top.Show.toggleNext( this );">- Details</a><div><table border="0" cellpadding="0" cellspacing="0">
<tr>
<td><strong> Name:</strong></td>
<td style="white-space:nowrap;">us-gaap_StatementBusinessSegmentsAxis=ottr_PlasticsMember</td>
</tr>
<tr>
<td style="padding-right: 4px;white-space:nowrap;"><strong> Namespace Prefix:</strong></td>
<td></td>
</tr>
<tr>
<td><strong> Data Type:</strong></td>
<td>na</td>
</tr>
<tr>
<td><strong> Balance Type:</strong></td>
<td></td>
</tr>
<tr>
<td><strong> Period Type:</strong></td>
<td></td>
</tr>
</table></div>
</div></td></tr>
</table>
</div>
</body>
</html>
</TEXT>
</DOCUMENT>
<DOCUMENT>
<TYPE>XML
<SEQUENCE>47
<FILENAME>R36.htm
<DESCRIPTION>IDEA: XBRL DOCUMENT
<TEXT>
<html>
<head>
<title></title>
<link rel="stylesheet" type="text/css" href="report.css">
<script type="text/javascript" src="Show.js">/* Do Not Remove This Comment */</script><script type="text/javascript">
							function toggleNextSibling (e) {
							if (e.nextSibling.style.display=='none') {
							e.nextSibling.style.display='block';
							} else { e.nextSibling.style.display='none'; }
							}</script>
</head>
<body>
<span style="display: none;">v3.21.1</span><table class="report" border="0" cellspacing="2" id="idm140348372725304">
<tr>
<th class="tl" colspan="1" rowspan="2"><div style="width: 200px;"><strong>Revenue (Details) - USD ($)<br> $ in Thousands</strong></div></th>
<th class="th" colspan="2">3 Months Ended</th>
</tr>
<tr>
<th class="th"><div>Mar. 31, 2021</div></th>
<th class="th"><div>Mar. 31, 2020</div></th>
</tr>
<tr class="re">
<td class="pl " style="border-bottom: 0px;" valign="top"><a class="a" href="javascript:void(0);" onclick="top.Show.showAR( this, 'defref_us-gaap_DisaggregationOfRevenueLineItems', window );"><strong>Disaggregation of Revenue [Line Items]</strong></a></td>
<td class="text">&#160;<span></span>
</td>
<td class="text">&#160;<span></span>
</td>
</tr>
<tr class="rou">
<td class="pl " style="border-bottom: 0px;" valign="top"><a class="a" href="javascript:void(0);" onclick="top.Show.showAR( this, 'defref_us-gaap_Revenues', window );">Total Operating Revenues</a></td>
<td class="nump">$ 261,710<span></span>
</td>
<td class="nump">$ 234,747<span></span>
</td>
</tr>
<tr class="rh">
<td class="pl " style="border-bottom: 0px;" valign="top"><a class="a" href="javascript:void(0);" onclick="top.Show.showAR( this, 'defref_srt_ConsolidationItemsAxis=us-gaap_OperatingSegmentsMember', window );">Operating Segments</a></td>
<td class="text">&#160;<span></span>
</td>
<td class="text">&#160;<span></span>
</td>
</tr>
<tr class="ro">
<td class="pl " style="border-bottom: 0px;" valign="top"><a class="a" href="javascript:void(0);" onclick="top.Show.showAR( this, 'defref_us-gaap_DisaggregationOfRevenueLineItems', window );"><strong>Disaggregation of Revenue [Line Items]</strong></a></td>
<td class="text">&#160;<span></span>
</td>
<td class="text">&#160;<span></span>
</td>
</tr>
<tr class="re">
<td class="pl " style="border-bottom: 0px;" valign="top"><a class="a" href="javascript:void(0);" onclick="top.Show.showAR( this, 'defref_us-gaap_RevenueFromContractWithCustomerExcludingAssessedTax', window );">Total Operating Revenues from Contracts with Customers</a></td>
<td class="nump">262,685<span></span>
</td>
<td class="nump">234,834<span></span>
</td>
</tr>
<tr class="rh">
<td class="pl " style="border-bottom: 0px;" valign="top"><a class="a" href="javascript:void(0);" onclick="top.Show.showAR( this, 'defref_srt_ConsolidationItemsAxis=us-gaap_OperatingSegmentsMember', window );">Operating Segments | Electric</a></td>
<td class="text">&#160;<span></span>
</td>
<td class="text">&#160;<span></span>
</td>
</tr>
<tr class="re">
<td class="pl " style="border-bottom: 0px;" valign="top"><a class="a" href="javascript:void(0);" onclick="top.Show.showAR( this, 'defref_us-gaap_DisaggregationOfRevenueLineItems', window );"><strong>Disaggregation of Revenue [Line Items]</strong></a></td>
<td class="text">&#160;<span></span>
</td>
<td class="text">&#160;<span></span>
</td>
</tr>
<tr class="rou">
<td class="pl " style="border-bottom: 0px;" valign="top"><a class="a" href="javascript:void(0);" onclick="top.Show.showAR( this, 'defref_us-gaap_Revenues', window );">Total Operating Revenues</a></td>
<td class="nump">123,699<span></span>
</td>
<td class="nump">119,870<span></span>
</td>
</tr>
<tr class="re">
<td class="pl " style="border-bottom: 0px;" valign="top"><a class="a" href="javascript:void(0);" onclick="top.Show.showAR( this, 'defref_us-gaap_RevenueNotFromContractWithCustomer', window );">Electric Segment - Alternative Revenue Program Revenues</a></td>
<td class="num">(975)<span></span>
</td>
<td class="num">(87)<span></span>
</td>
</tr>
<tr class="rh">
<td class="pl " style="border-bottom: 0px;" valign="top"><a class="a" href="javascript:void(0);" onclick="top.Show.showAR( this, 'defref_srt_ConsolidationItemsAxis=us-gaap_OperatingSegmentsMember', window );">Operating Segments | Manufacturing</a></td>
<td class="text">&#160;<span></span>
</td>
<td class="text">&#160;<span></span>
</td>
</tr>
<tr class="re">
<td class="pl " style="border-bottom: 0px;" valign="top"><a class="a" href="javascript:void(0);" onclick="top.Show.showAR( this, 'defref_us-gaap_DisaggregationOfRevenueLineItems', window );"><strong>Disaggregation of Revenue [Line Items]</strong></a></td>
<td class="text">&#160;<span></span>
</td>
<td class="text">&#160;<span></span>
</td>
</tr>
<tr class="rou">
<td class="pl " style="border-bottom: 0px;" valign="top"><a class="a" href="javascript:void(0);" onclick="top.Show.showAR( this, 'defref_us-gaap_Revenues', window );">Total Operating Revenues</a></td>
<td class="nump">75,825<span></span>
</td>
<td class="nump">68,479<span></span>
</td>
</tr>
<tr class="rh">
<td class="pl " style="border-bottom: 0px;" valign="top"><a class="a" href="javascript:void(0);" onclick="top.Show.showAR( this, 'defref_srt_ConsolidationItemsAxis=us-gaap_OperatingSegmentsMember', window );">Operating Segments | Plastics</a></td>
<td class="text">&#160;<span></span>
</td>
<td class="text">&#160;<span></span>
</td>
</tr>
<tr class="ro">
<td class="pl " style="border-bottom: 0px;" valign="top"><a class="a" href="javascript:void(0);" onclick="top.Show.showAR( this, 'defref_us-gaap_DisaggregationOfRevenueLineItems', window );"><strong>Disaggregation of Revenue [Line Items]</strong></a></td>
<td class="text">&#160;<span></span>
</td>
<td class="text">&#160;<span></span>
</td>
</tr>
<tr class="reu">
<td class="pl " style="border-bottom: 0px;" valign="top"><a class="a" href="javascript:void(0);" onclick="top.Show.showAR( this, 'defref_us-gaap_Revenues', window );">Total Operating Revenues</a></td>
<td class="nump">62,186<span></span>
</td>
<td class="nump">46,398<span></span>
</td>
</tr>
<tr class="rh">
<td class="pl " style="border-bottom: 0px;" valign="top"><a class="a" href="javascript:void(0);" onclick="top.Show.showAR( this, 'defref_srt_ConsolidationItemsAxis=us-gaap_OperatingSegmentsMember', window );">Operating Segments | Retail: Residential | Electric</a></td>
<td class="text">&#160;<span></span>
</td>
<td class="text">&#160;<span></span>
</td>
</tr>
<tr class="re">
<td class="pl " style="border-bottom: 0px;" valign="top"><a class="a" href="javascript:void(0);" onclick="top.Show.showAR( this, 'defref_us-gaap_DisaggregationOfRevenueLineItems', window );"><strong>Disaggregation of Revenue [Line Items]</strong></a></td>
<td class="text">&#160;<span></span>
</td>
<td class="text">&#160;<span></span>
</td>
</tr>
<tr class="rou">
<td class="pl " style="border-bottom: 0px;" valign="top"><a class="a" href="javascript:void(0);" onclick="top.Show.showAR( this, 'defref_us-gaap_Revenues', window );">Total Operating Revenues</a></td>
<td class="nump">37,485<span></span>
</td>
<td class="nump">35,839<span></span>
</td>
</tr>
<tr class="rh">
<td class="pl " style="border-bottom: 0px;" valign="top"><a class="a" href="javascript:void(0);" onclick="top.Show.showAR( this, 'defref_srt_ConsolidationItemsAxis=us-gaap_OperatingSegmentsMember', window );">Operating Segments | Retail: Commercial and Industrial | Electric</a></td>
<td class="text">&#160;<span></span>
</td>
<td class="text">&#160;<span></span>
</td>
</tr>
<tr class="ro">
<td class="pl " style="border-bottom: 0px;" valign="top"><a class="a" href="javascript:void(0);" onclick="top.Show.showAR( this, 'defref_us-gaap_DisaggregationOfRevenueLineItems', window );"><strong>Disaggregation of Revenue [Line Items]</strong></a></td>
<td class="text">&#160;<span></span>
</td>
<td class="text">&#160;<span></span>
</td>
</tr>
<tr class="reu">
<td class="pl " style="border-bottom: 0px;" valign="top"><a class="a" href="javascript:void(0);" onclick="top.Show.showAR( this, 'defref_us-gaap_Revenues', window );">Total Operating Revenues</a></td>
<td class="nump">66,403<span></span>
</td>
<td class="nump">68,942<span></span>
</td>
</tr>
<tr class="rh">
<td class="pl " style="border-bottom: 0px;" valign="top"><a class="a" href="javascript:void(0);" onclick="top.Show.showAR( this, 'defref_srt_ConsolidationItemsAxis=us-gaap_OperatingSegmentsMember', window );">Operating Segments | Retail: Other | Electric</a></td>
<td class="text">&#160;<span></span>
</td>
<td class="text">&#160;<span></span>
</td>
</tr>
<tr class="re">
<td class="pl " style="border-bottom: 0px;" valign="top"><a class="a" href="javascript:void(0);" onclick="top.Show.showAR( this, 'defref_us-gaap_DisaggregationOfRevenueLineItems', window );"><strong>Disaggregation of Revenue [Line Items]</strong></a></td>
<td class="text">&#160;<span></span>
</td>
<td class="text">&#160;<span></span>
</td>
</tr>
<tr class="rou">
<td class="pl " style="border-bottom: 0px;" valign="top"><a class="a" href="javascript:void(0);" onclick="top.Show.showAR( this, 'defref_us-gaap_Revenues', window );">Total Operating Revenues</a></td>
<td class="nump">1,818<span></span>
</td>
<td class="nump">1,822<span></span>
</td>
</tr>
<tr class="rh">
<td class="pl " style="border-bottom: 0px;" valign="top"><a class="a" href="javascript:void(0);" onclick="top.Show.showAR( this, 'defref_srt_ConsolidationItemsAxis=us-gaap_OperatingSegmentsMember', window );">Operating Segments | Total Retail | Electric</a></td>
<td class="text">&#160;<span></span>
</td>
<td class="text">&#160;<span></span>
</td>
</tr>
<tr class="ro">
<td class="pl " style="border-bottom: 0px;" valign="top"><a class="a" href="javascript:void(0);" onclick="top.Show.showAR( this, 'defref_us-gaap_DisaggregationOfRevenueLineItems', window );"><strong>Disaggregation of Revenue [Line Items]</strong></a></td>
<td class="text">&#160;<span></span>
</td>
<td class="text">&#160;<span></span>
</td>
</tr>
<tr class="reu">
<td class="pl " style="border-bottom: 0px;" valign="top"><a class="a" href="javascript:void(0);" onclick="top.Show.showAR( this, 'defref_us-gaap_Revenues', window );">Total Operating Revenues</a></td>
<td class="nump">105,706<span></span>
</td>
<td class="nump">106,603<span></span>
</td>
</tr>
<tr class="rh">
<td class="pl " style="border-bottom: 0px;" valign="top"><a class="a" href="javascript:void(0);" onclick="top.Show.showAR( this, 'defref_srt_ConsolidationItemsAxis=us-gaap_OperatingSegmentsMember', window );">Operating Segments | Transmission | Electric</a></td>
<td class="text">&#160;<span></span>
</td>
<td class="text">&#160;<span></span>
</td>
</tr>
<tr class="re">
<td class="pl " style="border-bottom: 0px;" valign="top"><a class="a" href="javascript:void(0);" onclick="top.Show.showAR( this, 'defref_us-gaap_DisaggregationOfRevenueLineItems', window );"><strong>Disaggregation of Revenue [Line Items]</strong></a></td>
<td class="text">&#160;<span></span>
</td>
<td class="text">&#160;<span></span>
</td>
</tr>
<tr class="rou">
<td class="pl " style="border-bottom: 0px;" valign="top"><a class="a" href="javascript:void(0);" onclick="top.Show.showAR( this, 'defref_us-gaap_Revenues', window );">Total Operating Revenues</a></td>
<td class="nump">11,944<span></span>
</td>
<td class="nump">10,841<span></span>
</td>
</tr>
<tr class="rh">
<td class="pl " style="border-bottom: 0px;" valign="top"><a class="a" href="javascript:void(0);" onclick="top.Show.showAR( this, 'defref_srt_ConsolidationItemsAxis=us-gaap_OperatingSegmentsMember', window );">Operating Segments | Wholesale | Electric</a></td>
<td class="text">&#160;<span></span>
</td>
<td class="text">&#160;<span></span>
</td>
</tr>
<tr class="ro">
<td class="pl " style="border-bottom: 0px;" valign="top"><a class="a" href="javascript:void(0);" onclick="top.Show.showAR( this, 'defref_us-gaap_DisaggregationOfRevenueLineItems', window );"><strong>Disaggregation of Revenue [Line Items]</strong></a></td>
<td class="text">&#160;<span></span>
</td>
<td class="text">&#160;<span></span>
</td>
</tr>
<tr class="reu">
<td class="pl " style="border-bottom: 0px;" valign="top"><a class="a" href="javascript:void(0);" onclick="top.Show.showAR( this, 'defref_us-gaap_Revenues', window );">Total Operating Revenues</a></td>
<td class="nump">4,507<span></span>
</td>
<td class="nump">876<span></span>
</td>
</tr>
<tr class="rh">
<td class="pl " style="border-bottom: 0px;" valign="top"><a class="a" href="javascript:void(0);" onclick="top.Show.showAR( this, 'defref_srt_ConsolidationItemsAxis=us-gaap_OperatingSegmentsMember', window );">Operating Segments | Other | Electric</a></td>
<td class="text">&#160;<span></span>
</td>
<td class="text">&#160;<span></span>
</td>
</tr>
<tr class="re">
<td class="pl " style="border-bottom: 0px;" valign="top"><a class="a" href="javascript:void(0);" onclick="top.Show.showAR( this, 'defref_us-gaap_DisaggregationOfRevenueLineItems', window );"><strong>Disaggregation of Revenue [Line Items]</strong></a></td>
<td class="text">&#160;<span></span>
</td>
<td class="text">&#160;<span></span>
</td>
</tr>
<tr class="rou">
<td class="pl " style="border-bottom: 0px;" valign="top"><a class="a" href="javascript:void(0);" onclick="top.Show.showAR( this, 'defref_us-gaap_Revenues', window );">Total Operating Revenues</a></td>
<td class="nump">1,542<span></span>
</td>
<td class="nump">1,550<span></span>
</td>
</tr>
<tr class="rh">
<td class="pl " style="border-bottom: 0px;" valign="top"><a class="a" href="javascript:void(0);" onclick="top.Show.showAR( this, 'defref_srt_ConsolidationItemsAxis=us-gaap_OperatingSegmentsMember', window );">Operating Segments | Metal Parts and Tooling | Manufacturing</a></td>
<td class="text">&#160;<span></span>
</td>
<td class="text">&#160;<span></span>
</td>
</tr>
<tr class="ro">
<td class="pl " style="border-bottom: 0px;" valign="top"><a class="a" href="javascript:void(0);" onclick="top.Show.showAR( this, 'defref_us-gaap_DisaggregationOfRevenueLineItems', window );"><strong>Disaggregation of Revenue [Line Items]</strong></a></td>
<td class="text">&#160;<span></span>
</td>
<td class="text">&#160;<span></span>
</td>
</tr>
<tr class="reu">
<td class="pl " style="border-bottom: 0px;" valign="top"><a class="a" href="javascript:void(0);" onclick="top.Show.showAR( this, 'defref_us-gaap_Revenues', window );">Total Operating Revenues</a></td>
<td class="nump">62,673<span></span>
</td>
<td class="nump">57,211<span></span>
</td>
</tr>
<tr class="rh">
<td class="pl " style="border-bottom: 0px;" valign="top"><a class="a" href="javascript:void(0);" onclick="top.Show.showAR( this, 'defref_srt_ConsolidationItemsAxis=us-gaap_OperatingSegmentsMember', window );">Operating Segments | Plastic Products and Tooling | Manufacturing</a></td>
<td class="text">&#160;<span></span>
</td>
<td class="text">&#160;<span></span>
</td>
</tr>
<tr class="re">
<td class="pl " style="border-bottom: 0px;" valign="top"><a class="a" href="javascript:void(0);" onclick="top.Show.showAR( this, 'defref_us-gaap_DisaggregationOfRevenueLineItems', window );"><strong>Disaggregation of Revenue [Line Items]</strong></a></td>
<td class="text">&#160;<span></span>
</td>
<td class="text">&#160;<span></span>
</td>
</tr>
<tr class="rou">
<td class="pl " style="border-bottom: 0px;" valign="top"><a class="a" href="javascript:void(0);" onclick="top.Show.showAR( this, 'defref_us-gaap_Revenues', window );">Total Operating Revenues</a></td>
<td class="nump">10,295<span></span>
</td>
<td class="nump">9,883<span></span>
</td>
</tr>
<tr class="rh">
<td class="pl " style="border-bottom: 0px;" valign="top"><a class="a" href="javascript:void(0);" onclick="top.Show.showAR( this, 'defref_srt_ConsolidationItemsAxis=us-gaap_OperatingSegmentsMember', window );">Operating Segments | Scrap Metal Sales | Manufacturing</a></td>
<td class="text">&#160;<span></span>
</td>
<td class="text">&#160;<span></span>
</td>
</tr>
<tr class="ro">
<td class="pl " style="border-bottom: 0px;" valign="top"><a class="a" href="javascript:void(0);" onclick="top.Show.showAR( this, 'defref_us-gaap_DisaggregationOfRevenueLineItems', window );"><strong>Disaggregation of Revenue [Line Items]</strong></a></td>
<td class="text">&#160;<span></span>
</td>
<td class="text">&#160;<span></span>
</td>
</tr>
<tr class="reu">
<td class="pl " style="border-bottom: 0px;" valign="top"><a class="a" href="javascript:void(0);" onclick="top.Show.showAR( this, 'defref_us-gaap_Revenues', window );">Total Operating Revenues</a></td>
<td class="nump">$ 2,857<span></span>
</td>
<td class="nump">$ 1,385<span></span>
</td>
</tr>
</table>
<div style="display: none;">
<table border="0" cellpadding="0" cellspacing="0" class="authRefData" style="display: none;" id="defref_us-gaap_DisaggregationOfRevenueLineItems">
<tr><td class="hide"><a style="color: white;" href="javascript:void(0);" onclick="top.Show.hideAR();">X</a></td></tr>
<tr><td><div class="body" style="padding: 2px;">
<a href="javascript:void(0);" onclick="top.Show.toggleNext( this );">- Definition</a><div><p>Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table.</p></div>
<a href="javascript:void(0);" onclick="top.Show.toggleNext( this );">+ References</a><div style="display: none;"><p>No definition available.</p></div>
<a href="javascript:void(0);" onclick="top.Show.toggleNext( this );">+ Details</a><div style="display: none;"><table border="0" cellpadding="0" cellspacing="0">
<tr>
<td><strong> Name:</strong></td>
<td style="white-space:nowrap;">us-gaap_DisaggregationOfRevenueLineItems</td>
</tr>
<tr>
<td style="padding-right: 4px;white-space:nowrap;"><strong> Namespace Prefix:</strong></td>
<td>us-gaap_</td>
</tr>
<tr>
<td><strong> Data Type:</strong></td>
<td>xbrli:stringItemType</td>
</tr>
<tr>
<td><strong> Balance Type:</strong></td>
<td>na</td>
</tr>
<tr>
<td><strong> Period Type:</strong></td>
<td>duration</td>
</tr>
</table></div>
</div></td></tr>
</table>
<table border="0" cellpadding="0" cellspacing="0" class="authRefData" style="display: none;" id="defref_us-gaap_RevenueFromContractWithCustomerExcludingAssessedTax">
<tr><td class="hide"><a style="color: white;" href="javascript:void(0);" onclick="top.Show.hideAR();">X</a></td></tr>
<tr><td><div class="body" style="padding: 2px;">
<a href="javascript:void(0);" onclick="top.Show.toggleNext( this );">- Definition</a><div><p>Amount, excluding tax collected from customer, of revenue from satisfaction of performance obligation by transferring promised good or service to customer. Tax collected from customer is tax assessed by governmental authority that is both imposed on and concurrent with specific revenue-producing transaction, including, but not limited to, sales, use, value added and excise.</p></div>
<a href="javascript:void(0);" onclick="top.Show.toggleNext( this );">+ References</a><div style="display: none;"><p>Reference 1: http://www.xbrl.org/2003/role/disclosureRef<br> -Publisher FASB<br> -Name Accounting Standards Codification<br> -Topic 280<br> -SubTopic 10<br> -Section 50<br> -Paragraph 30<br> -Subparagraph (a)<br> -URI http://asc.fasb.org/extlink&amp;oid=120311839&amp;loc=d3e8906-108599<br><br>Reference 2: http://www.xbrl.org/2003/role/disclosureRef<br> -Publisher FASB<br> -Name Accounting Standards Codification<br> -Topic 280<br> -SubTopic 10<br> -Section 50<br> -Paragraph 40<br> -URI http://asc.fasb.org/extlink&amp;oid=120311839&amp;loc=d3e9031-108599<br><br>Reference 3: http://www.xbrl.org/2003/role/disclosureRef<br> -Publisher FASB<br> -Name Accounting Standards Codification<br> -Topic 280<br> -SubTopic 10<br> -Section 50<br> -Paragraph 41<br> -Subparagraph (a)<br> -URI http://asc.fasb.org/extlink&amp;oid=120311839&amp;loc=d3e9038-108599<br><br>Reference 4: http://www.xbrl.org/2003/role/disclosureRef<br> -Publisher FASB<br> -Name Accounting Standards Codification<br> -Topic 280<br> -SubTopic 10<br> -Section 50<br> -Paragraph 32<br> -Subparagraph (b)<br> -URI http://asc.fasb.org/extlink&amp;oid=120311839&amp;loc=d3e8933-108599<br><br>Reference 5: http://www.xbrl.org/2003/role/disclosureRef<br> -Publisher FASB<br> -Name Accounting Standards Codification<br> -Topic 280<br> -SubTopic 10<br> -Section 50<br> -Paragraph 32<br> -Subparagraph (a)<br> -URI http://asc.fasb.org/extlink&amp;oid=120311839&amp;loc=d3e8933-108599<br><br>Reference 6: http://www.xbrl.org/2003/role/disclosureRef<br> -Publisher FASB<br> -Name Accounting Standards Codification<br> -Topic 606<br> -SubTopic 10<br> -Section 50<br> -Paragraph 4<br> -Subparagraph (a)<br> -URI http://asc.fasb.org/extlink&amp;oid=121604090&amp;loc=SL49130543-203045<br><br>Reference 7: http://www.xbrl.org/2003/role/disclosureRef<br> -Publisher FASB<br> -Name Accounting Standards Codification<br> -Topic 280<br> -SubTopic 10<br> -Section 50<br> -Paragraph 22<br> -Subparagraph (b)<br> -URI http://asc.fasb.org/extlink&amp;oid=120311839&amp;loc=d3e8736-108599<br><br>Reference 8: http://www.xbrl.org/2003/role/disclosureRef<br> -Publisher FASB<br> -Name Accounting Standards Codification<br> -Topic 280<br> -SubTopic 10<br> -Section 50<br> -Paragraph 22<br> -Subparagraph (a)<br> -URI http://asc.fasb.org/extlink&amp;oid=120311839&amp;loc=d3e8736-108599<br><br>Reference 9: http://www.xbrl.org/2003/role/disclosureRef<br> -Publisher FASB<br> -Name Accounting Standards Codification<br> -Topic 280<br> -SubTopic 10<br> -Section 50<br> -Paragraph 42<br> -URI http://asc.fasb.org/extlink&amp;oid=120311839&amp;loc=d3e9054-108599<br><br>Reference 10: http://www.xbrl.org/2003/role/disclosureRef<br> -Publisher FASB<br> -Name Accounting Standards Codification<br> -Topic 606<br> -SubTopic 10<br> -Section 50<br> -Paragraph 5<br> -URI http://asc.fasb.org/extlink&amp;oid=121604090&amp;loc=SL49130545-203045<br><br>Reference 11: http://www.xbrl.org/2003/role/disclosureRef<br> -Publisher FASB<br> -Name Accounting Standards Codification<br> -Topic 924<br> -SubTopic 10<br> -Section S99<br> -Paragraph 1<br> -Subparagraph (SAB Topic 11.L)<br> -URI http://asc.fasb.org/extlink&amp;oid=6472922&amp;loc=d3e499488-122856<br></p></div>
<a href="javascript:void(0);" onclick="top.Show.toggleNext( this );">+ Details</a><div style="display: none;"><table border="0" cellpadding="0" cellspacing="0">
<tr>
<td><strong> Name:</strong></td>
<td style="white-space:nowrap;">us-gaap_RevenueFromContractWithCustomerExcludingAssessedTax</td>
</tr>
<tr>
<td style="padding-right: 4px;white-space:nowrap;"><strong> Namespace Prefix:</strong></td>
<td>us-gaap_</td>
</tr>
<tr>
<td><strong> Data Type:</strong></td>
<td>xbrli:monetaryItemType</td>
</tr>
<tr>
<td><strong> Balance Type:</strong></td>
<td>credit</td>
</tr>
<tr>
<td><strong> Period Type:</strong></td>
<td>duration</td>
</tr>
</table></div>
</div></td></tr>
</table>
<table border="0" cellpadding="0" cellspacing="0" class="authRefData" style="display: none;" id="defref_us-gaap_RevenueNotFromContractWithCustomer">
<tr><td class="hide"><a style="color: white;" href="javascript:void(0);" onclick="top.Show.hideAR();">X</a></td></tr>
<tr><td><div class="body" style="padding: 2px;">
<a href="javascript:void(0);" onclick="top.Show.toggleNext( this );">- Definition</a><div><p>Amount of revenue that is not accounted for under Topic 606.</p></div>
<a href="javascript:void(0);" onclick="top.Show.toggleNext( this );">+ References</a><div style="display: none;"><p>Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef<br> -Publisher FASB<br> -Name Accounting Standards Codification<br> -Topic 220<br> -SubTopic 10<br> -Section S99<br> -Paragraph 2<br> -Subparagraph (SX 210.5-03(1))<br> -URI http://asc.fasb.org/extlink&amp;oid=120395209&amp;loc=SL114868664-224227<br></p></div>
<a href="javascript:void(0);" onclick="top.Show.toggleNext( this );">+ Details</a><div style="display: none;"><table border="0" cellpadding="0" cellspacing="0">
<tr>
<td><strong> Name:</strong></td>
<td style="white-space:nowrap;">us-gaap_RevenueNotFromContractWithCustomer</td>
</tr>
<tr>
<td style="padding-right: 4px;white-space:nowrap;"><strong> Namespace Prefix:</strong></td>
<td>us-gaap_</td>
</tr>
<tr>
<td><strong> Data Type:</strong></td>
<td>xbrli:monetaryItemType</td>
</tr>
<tr>
<td><strong> Balance Type:</strong></td>
<td>credit</td>
</tr>
<tr>
<td><strong> Period Type:</strong></td>
<td>duration</td>
</tr>
</table></div>
</div></td></tr>
</table>
<table border="0" cellpadding="0" cellspacing="0" class="authRefData" style="display: none;" id="defref_us-gaap_Revenues">
<tr><td class="hide"><a style="color: white;" href="javascript:void(0);" onclick="top.Show.hideAR();">X</a></td></tr>
<tr><td><div class="body" style="padding: 2px;">
<a href="javascript:void(0);" onclick="top.Show.toggleNext( this );">- Definition</a><div><p>Amount of revenue recognized from goods sold, services rendered, insurance premiums, or other activities that constitute an earning process. Includes, but is not limited to, investment and interest income before deduction of interest expense when recognized as a component of revenue, and sales and trading gain (loss).</p></div>
<a href="javascript:void(0);" onclick="top.Show.toggleNext( this );">+ References</a><div style="display: none;"><p>Reference 1: http://www.xbrl.org/2003/role/disclosureRef<br> -Publisher FASB<br> -Name Accounting Standards Codification<br> -Topic 280<br> -SubTopic 10<br> -Section 50<br> -Paragraph 22<br> -Subparagraph (a)<br> -URI http://asc.fasb.org/extlink&amp;oid=120311839&amp;loc=d3e8736-108599<br><br>Reference 2: http://www.xbrl.org/2003/role/disclosureRef<br> -Publisher FASB<br> -Name Accounting Standards Codification<br> -Topic 323<br> -SubTopic 10<br> -Section 50<br> -Paragraph 3<br> -Subparagraph (c)<br> -URI http://asc.fasb.org/extlink&amp;oid=114001798&amp;loc=d3e33918-111571<br><br>Reference 3: http://www.xbrl.org/2003/role/disclosureRef<br> -Publisher FASB<br> -Name Accounting Standards Codification<br> -Topic 825<br> -SubTopic 10<br> -Section 50<br> -Paragraph 28<br> -Subparagraph (f)<br> -URI http://asc.fasb.org/extlink&amp;oid=75031198&amp;loc=d3e14064-108612<br><br>Reference 4: http://www.xbrl.org/2003/role/disclosureRef<br> -Publisher FASB<br> -Name Accounting Standards Codification<br> -Topic 280<br> -SubTopic 10<br> -Section 50<br> -Paragraph 32<br> -Subparagraph (b)<br> -URI http://asc.fasb.org/extlink&amp;oid=120311839&amp;loc=d3e8933-108599<br><br>Reference 5: http://www.xbrl.org/2003/role/disclosureRef<br> -Publisher FASB<br> -Name Accounting Standards Codification<br> -Topic 280<br> -SubTopic 10<br> -Section 50<br> -Paragraph 32<br> -Subparagraph (a)<br> -URI http://asc.fasb.org/extlink&amp;oid=120311839&amp;loc=d3e8933-108599<br><br>Reference 6: http://www.xbrl.org/2003/role/disclosureRef<br> -Publisher FASB<br> -Name Accounting Standards Codification<br> -Topic 280<br> -SubTopic 10<br> -Section 50<br> -Paragraph 22<br> -Subparagraph (b)<br> -URI http://asc.fasb.org/extlink&amp;oid=120311839&amp;loc=d3e8736-108599<br><br>Reference 7: http://www.xbrl.org/2003/role/disclosureRef<br> -Publisher FASB<br> -Name Accounting Standards Codification<br> -Topic 280<br> -SubTopic 10<br> -Section 50<br> -Paragraph 40<br> -URI http://asc.fasb.org/extlink&amp;oid=120311839&amp;loc=d3e9031-108599<br><br>Reference 8: http://www.xbrl.org/2003/role/disclosureRef<br> -Publisher FASB<br> -Name Accounting Standards Codification<br> -Topic 280<br> -SubTopic 10<br> -Section 50<br> -Paragraph 30<br> -Subparagraph (a)<br> -URI http://asc.fasb.org/extlink&amp;oid=120311839&amp;loc=d3e8906-108599<br><br>Reference 9: http://www.xbrl.org/2003/role/disclosureRef<br> -Publisher FASB<br> -Name Accounting Standards Codification<br> -Topic 280<br> -SubTopic 10<br> -Section 50<br> -Paragraph 41<br> -Subparagraph (a)<br> -URI http://asc.fasb.org/extlink&amp;oid=120311839&amp;loc=d3e9038-108599<br><br>Reference 10: http://www.xbrl.org/2003/role/disclosureRef<br> -Publisher FASB<br> -Name Accounting Standards Codification<br> -Topic 280<br> -SubTopic 10<br> -Section 50<br> -Paragraph 42<br> -URI http://asc.fasb.org/extlink&amp;oid=120311839&amp;loc=d3e9054-108599<br><br>Reference 11: http://www.xbrl.org/2003/role/disclosureRef<br> -Publisher FASB<br> -Name Accounting Standards Codification<br> -Topic 235<br> -SubTopic 10<br> -Section S99<br> -Paragraph 1<br> -Subparagraph (SX 210.4-08(g)(1)(ii))<br> -URI http://asc.fasb.org/extlink&amp;oid=120395691&amp;loc=d3e23780-122690<br><br>Reference 12: http://www.xbrl.org/2003/role/disclosureRef<br> -Publisher FASB<br> -Name Accounting Standards Codification<br> -Topic 942<br> -SubTopic 235<br> -Section S99<br> -Paragraph 1<br> -Subparagraph (SX 210.9-05(b)(2))<br> -URI http://asc.fasb.org/extlink&amp;oid=120399901&amp;loc=d3e537907-122884<br><br>Reference 13: http://www.xbrl.org/2003/role/disclosureRef<br> -Publisher FASB<br> -Name Accounting Standards Codification<br> -Topic 220<br> -SubTopic 10<br> -Section S99<br> -Paragraph 2<br> -Subparagraph (SX 210.5-03(1))<br> -URI http://asc.fasb.org/extlink&amp;oid=120395209&amp;loc=SL114868664-224227<br></p></div>
<a href="javascript:void(0);" onclick="top.Show.toggleNext( this );">+ Details</a><div style="display: none;"><table border="0" cellpadding="0" cellspacing="0">
<tr>
<td><strong> Name:</strong></td>
<td style="white-space:nowrap;">us-gaap_Revenues</td>
</tr>
<tr>
<td style="padding-right: 4px;white-space:nowrap;"><strong> Namespace Prefix:</strong></td>
<td>us-gaap_</td>
</tr>
<tr>
<td><strong> Data Type:</strong></td>
<td>xbrli:monetaryItemType</td>
</tr>
<tr>
<td><strong> Balance Type:</strong></td>
<td>credit</td>
</tr>
<tr>
<td><strong> Period Type:</strong></td>
<td>duration</td>
</tr>
</table></div>
</div></td></tr>
</table>
<table border="0" cellpadding="0" cellspacing="0" class="authRefData" style="display: none;" id="defref_srt_ConsolidationItemsAxis=us-gaap_OperatingSegmentsMember">
<tr><td class="hide"><a style="color: white;" href="javascript:void(0);" onclick="top.Show.hideAR();">X</a></td></tr>
<tr><td><div class="body" style="padding: 2px;">
<a href="javascript:void(0);" onclick="top.Show.toggleNext( this );">- Details</a><div><table border="0" cellpadding="0" cellspacing="0">
<tr>
<td><strong> Name:</strong></td>
<td style="white-space:nowrap;">srt_ConsolidationItemsAxis=us-gaap_OperatingSegmentsMember</td>
</tr>
<tr>
<td style="padding-right: 4px;white-space:nowrap;"><strong> Namespace Prefix:</strong></td>
<td></td>
</tr>
<tr>
<td><strong> Data Type:</strong></td>
<td>na</td>
</tr>
<tr>
<td><strong> Balance Type:</strong></td>
<td></td>
</tr>
<tr>
<td><strong> Period Type:</strong></td>
<td></td>
</tr>
</table></div>
</div></td></tr>
</table>
<table border="0" cellpadding="0" cellspacing="0" class="authRefData" style="display: none;" id="defref_us-gaap_StatementBusinessSegmentsAxis=ottr_ElectricMember">
<tr><td class="hide"><a style="color: white;" href="javascript:void(0);" onclick="top.Show.hideAR();">X</a></td></tr>
<tr><td><div class="body" style="padding: 2px;">
<a href="javascript:void(0);" onclick="top.Show.toggleNext( this );">- Details</a><div><table border="0" cellpadding="0" cellspacing="0">
<tr>
<td><strong> Name:</strong></td>
<td style="white-space:nowrap;">us-gaap_StatementBusinessSegmentsAxis=ottr_ElectricMember</td>
</tr>
<tr>
<td style="padding-right: 4px;white-space:nowrap;"><strong> Namespace Prefix:</strong></td>
<td></td>
</tr>
<tr>
<td><strong> Data Type:</strong></td>
<td>na</td>
</tr>
<tr>
<td><strong> Balance Type:</strong></td>
<td></td>
</tr>
<tr>
<td><strong> Period Type:</strong></td>
<td></td>
</tr>
</table></div>
</div></td></tr>
</table>
<table border="0" cellpadding="0" cellspacing="0" class="authRefData" style="display: none;" id="defref_us-gaap_StatementBusinessSegmentsAxis=ottr_ManufacturingMember">
<tr><td class="hide"><a style="color: white;" href="javascript:void(0);" onclick="top.Show.hideAR();">X</a></td></tr>
<tr><td><div class="body" style="padding: 2px;">
<a href="javascript:void(0);" onclick="top.Show.toggleNext( this );">- Details</a><div><table border="0" cellpadding="0" cellspacing="0">
<tr>
<td><strong> Name:</strong></td>
<td style="white-space:nowrap;">us-gaap_StatementBusinessSegmentsAxis=ottr_ManufacturingMember</td>
</tr>
<tr>
<td style="padding-right: 4px;white-space:nowrap;"><strong> Namespace Prefix:</strong></td>
<td></td>
</tr>
<tr>
<td><strong> Data Type:</strong></td>
<td>na</td>
</tr>
<tr>
<td><strong> Balance Type:</strong></td>
<td></td>
</tr>
<tr>
<td><strong> Period Type:</strong></td>
<td></td>
</tr>
</table></div>
</div></td></tr>
</table>
<table border="0" cellpadding="0" cellspacing="0" class="authRefData" style="display: none;" id="defref_us-gaap_StatementBusinessSegmentsAxis=ottr_PlasticsMember">
<tr><td class="hide"><a style="color: white;" href="javascript:void(0);" onclick="top.Show.hideAR();">X</a></td></tr>
<tr><td><div class="body" style="padding: 2px;">
<a href="javascript:void(0);" onclick="top.Show.toggleNext( this );">- Details</a><div><table border="0" cellpadding="0" cellspacing="0">
<tr>
<td><strong> Name:</strong></td>
<td style="white-space:nowrap;">us-gaap_StatementBusinessSegmentsAxis=ottr_PlasticsMember</td>
</tr>
<tr>
<td style="padding-right: 4px;white-space:nowrap;"><strong> Namespace Prefix:</strong></td>
<td></td>
</tr>
<tr>
<td><strong> Data Type:</strong></td>
<td>na</td>
</tr>
<tr>
<td><strong> Balance Type:</strong></td>
<td></td>
</tr>
<tr>
<td><strong> Period Type:</strong></td>
<td></td>
</tr>
</table></div>
</div></td></tr>
</table>
<table border="0" cellpadding="0" cellspacing="0" class="authRefData" style="display: none;" id="defref_srt_ProductOrServiceAxis=ottr_RetailResidentialMember">
<tr><td class="hide"><a style="color: white;" href="javascript:void(0);" onclick="top.Show.hideAR();">X</a></td></tr>
<tr><td><div class="body" style="padding: 2px;">
<a href="javascript:void(0);" onclick="top.Show.toggleNext( this );">- Details</a><div><table border="0" cellpadding="0" cellspacing="0">
<tr>
<td><strong> Name:</strong></td>
<td style="white-space:nowrap;">srt_ProductOrServiceAxis=ottr_RetailResidentialMember</td>
</tr>
<tr>
<td style="padding-right: 4px;white-space:nowrap;"><strong> Namespace Prefix:</strong></td>
<td></td>
</tr>
<tr>
<td><strong> Data Type:</strong></td>
<td>na</td>
</tr>
<tr>
<td><strong> Balance Type:</strong></td>
<td></td>
</tr>
<tr>
<td><strong> Period Type:</strong></td>
<td></td>
</tr>
</table></div>
</div></td></tr>
</table>
<table border="0" cellpadding="0" cellspacing="0" class="authRefData" style="display: none;" id="defref_srt_ProductOrServiceAxis=ottr_RetailCommercialAndIndustrialMember">
<tr><td class="hide"><a style="color: white;" href="javascript:void(0);" onclick="top.Show.hideAR();">X</a></td></tr>
<tr><td><div class="body" style="padding: 2px;">
<a href="javascript:void(0);" onclick="top.Show.toggleNext( this );">- Details</a><div><table border="0" cellpadding="0" cellspacing="0">
<tr>
<td><strong> Name:</strong></td>
<td style="white-space:nowrap;">srt_ProductOrServiceAxis=ottr_RetailCommercialAndIndustrialMember</td>
</tr>
<tr>
<td style="padding-right: 4px;white-space:nowrap;"><strong> Namespace Prefix:</strong></td>
<td></td>
</tr>
<tr>
<td><strong> Data Type:</strong></td>
<td>na</td>
</tr>
<tr>
<td><strong> Balance Type:</strong></td>
<td></td>
</tr>
<tr>
<td><strong> Period Type:</strong></td>
<td></td>
</tr>
</table></div>
</div></td></tr>
</table>
<table border="0" cellpadding="0" cellspacing="0" class="authRefData" style="display: none;" id="defref_srt_ProductOrServiceAxis=ottr_RetailOtherMember">
<tr><td class="hide"><a style="color: white;" href="javascript:void(0);" onclick="top.Show.hideAR();">X</a></td></tr>
<tr><td><div class="body" style="padding: 2px;">
<a href="javascript:void(0);" onclick="top.Show.toggleNext( this );">- Details</a><div><table border="0" cellpadding="0" cellspacing="0">
<tr>
<td><strong> Name:</strong></td>
<td style="white-space:nowrap;">srt_ProductOrServiceAxis=ottr_RetailOtherMember</td>
</tr>
<tr>
<td style="padding-right: 4px;white-space:nowrap;"><strong> Namespace Prefix:</strong></td>
<td></td>
</tr>
<tr>
<td><strong> Data Type:</strong></td>
<td>na</td>
</tr>
<tr>
<td><strong> Balance Type:</strong></td>
<td></td>
</tr>
<tr>
<td><strong> Period Type:</strong></td>
<td></td>
</tr>
</table></div>
</div></td></tr>
</table>
<table border="0" cellpadding="0" cellspacing="0" class="authRefData" style="display: none;" id="defref_srt_ProductOrServiceAxis=ottr_ElectronicProductRetailMember">
<tr><td class="hide"><a style="color: white;" href="javascript:void(0);" onclick="top.Show.hideAR();">X</a></td></tr>
<tr><td><div class="body" style="padding: 2px;">
<a href="javascript:void(0);" onclick="top.Show.toggleNext( this );">- Details</a><div><table border="0" cellpadding="0" cellspacing="0">
<tr>
<td><strong> Name:</strong></td>
<td style="white-space:nowrap;">srt_ProductOrServiceAxis=ottr_ElectronicProductRetailMember</td>
</tr>
<tr>
<td style="padding-right: 4px;white-space:nowrap;"><strong> Namespace Prefix:</strong></td>
<td></td>
</tr>
<tr>
<td><strong> Data Type:</strong></td>
<td>na</td>
</tr>
<tr>
<td><strong> Balance Type:</strong></td>
<td></td>
</tr>
<tr>
<td><strong> Period Type:</strong></td>
<td></td>
</tr>
</table></div>
</div></td></tr>
</table>
<table border="0" cellpadding="0" cellspacing="0" class="authRefData" style="display: none;" id="defref_srt_ProductOrServiceAxis=us-gaap_ElectricTransmissionMember">
<tr><td class="hide"><a style="color: white;" href="javascript:void(0);" onclick="top.Show.hideAR();">X</a></td></tr>
<tr><td><div class="body" style="padding: 2px;">
<a href="javascript:void(0);" onclick="top.Show.toggleNext( this );">- Details</a><div><table border="0" cellpadding="0" cellspacing="0">
<tr>
<td><strong> Name:</strong></td>
<td style="white-space:nowrap;">srt_ProductOrServiceAxis=us-gaap_ElectricTransmissionMember</td>
</tr>
<tr>
<td style="padding-right: 4px;white-space:nowrap;"><strong> Namespace Prefix:</strong></td>
<td></td>
</tr>
<tr>
<td><strong> Data Type:</strong></td>
<td>na</td>
</tr>
<tr>
<td><strong> Balance Type:</strong></td>
<td></td>
</tr>
<tr>
<td><strong> Period Type:</strong></td>
<td></td>
</tr>
</table></div>
</div></td></tr>
</table>
<table border="0" cellpadding="0" cellspacing="0" class="authRefData" style="display: none;" id="defref_srt_ProductOrServiceAxis=ottr_WholesaleMember">
<tr><td class="hide"><a style="color: white;" href="javascript:void(0);" onclick="top.Show.hideAR();">X</a></td></tr>
<tr><td><div class="body" style="padding: 2px;">
<a href="javascript:void(0);" onclick="top.Show.toggleNext( this );">- Details</a><div><table border="0" cellpadding="0" cellspacing="0">
<tr>
<td><strong> Name:</strong></td>
<td style="white-space:nowrap;">srt_ProductOrServiceAxis=ottr_WholesaleMember</td>
</tr>
<tr>
<td style="padding-right: 4px;white-space:nowrap;"><strong> Namespace Prefix:</strong></td>
<td></td>
</tr>
<tr>
<td><strong> Data Type:</strong></td>
<td>na</td>
</tr>
<tr>
<td><strong> Balance Type:</strong></td>
<td></td>
</tr>
<tr>
<td><strong> Period Type:</strong></td>
<td></td>
</tr>
</table></div>
</div></td></tr>
</table>
<table border="0" cellpadding="0" cellspacing="0" class="authRefData" style="display: none;" id="defref_srt_ProductOrServiceAxis=ottr_ElectricProductOtherMember">
<tr><td class="hide"><a style="color: white;" href="javascript:void(0);" onclick="top.Show.hideAR();">X</a></td></tr>
<tr><td><div class="body" style="padding: 2px;">
<a href="javascript:void(0);" onclick="top.Show.toggleNext( this );">- Details</a><div><table border="0" cellpadding="0" cellspacing="0">
<tr>
<td><strong> Name:</strong></td>
<td style="white-space:nowrap;">srt_ProductOrServiceAxis=ottr_ElectricProductOtherMember</td>
</tr>
<tr>
<td style="padding-right: 4px;white-space:nowrap;"><strong> Namespace Prefix:</strong></td>
<td></td>
</tr>
<tr>
<td><strong> Data Type:</strong></td>
<td>na</td>
</tr>
<tr>
<td><strong> Balance Type:</strong></td>
<td></td>
</tr>
<tr>
<td><strong> Period Type:</strong></td>
<td></td>
</tr>
</table></div>
</div></td></tr>
</table>
<table border="0" cellpadding="0" cellspacing="0" class="authRefData" style="display: none;" id="defref_srt_ProductOrServiceAxis=ottr_MetalPartsAndToolingMember">
<tr><td class="hide"><a style="color: white;" href="javascript:void(0);" onclick="top.Show.hideAR();">X</a></td></tr>
<tr><td><div class="body" style="padding: 2px;">
<a href="javascript:void(0);" onclick="top.Show.toggleNext( this );">- Details</a><div><table border="0" cellpadding="0" cellspacing="0">
<tr>
<td><strong> Name:</strong></td>
<td style="white-space:nowrap;">srt_ProductOrServiceAxis=ottr_MetalPartsAndToolingMember</td>
</tr>
<tr>
<td style="padding-right: 4px;white-space:nowrap;"><strong> Namespace Prefix:</strong></td>
<td></td>
</tr>
<tr>
<td><strong> Data Type:</strong></td>
<td>na</td>
</tr>
<tr>
<td><strong> Balance Type:</strong></td>
<td></td>
</tr>
<tr>
<td><strong> Period Type:</strong></td>
<td></td>
</tr>
</table></div>
</div></td></tr>
</table>
<table border="0" cellpadding="0" cellspacing="0" class="authRefData" style="display: none;" id="defref_srt_ProductOrServiceAxis=ottr_PlasticProductsMember">
<tr><td class="hide"><a style="color: white;" href="javascript:void(0);" onclick="top.Show.hideAR();">X</a></td></tr>
<tr><td><div class="body" style="padding: 2px;">
<a href="javascript:void(0);" onclick="top.Show.toggleNext( this );">- Details</a><div><table border="0" cellpadding="0" cellspacing="0">
<tr>
<td><strong> Name:</strong></td>
<td style="white-space:nowrap;">srt_ProductOrServiceAxis=ottr_PlasticProductsMember</td>
</tr>
<tr>
<td style="padding-right: 4px;white-space:nowrap;"><strong> Namespace Prefix:</strong></td>
<td></td>
</tr>
<tr>
<td><strong> Data Type:</strong></td>
<td>na</td>
</tr>
<tr>
<td><strong> Balance Type:</strong></td>
<td></td>
</tr>
<tr>
<td><strong> Period Type:</strong></td>
<td></td>
</tr>
</table></div>
</div></td></tr>
</table>
<table border="0" cellpadding="0" cellspacing="0" class="authRefData" style="display: none;" id="defref_srt_ProductOrServiceAxis=ottr_ScrapMetalSalesMember">
<tr><td class="hide"><a style="color: white;" href="javascript:void(0);" onclick="top.Show.hideAR();">X</a></td></tr>
<tr><td><div class="body" style="padding: 2px;">
<a href="javascript:void(0);" onclick="top.Show.toggleNext( this );">- Details</a><div><table border="0" cellpadding="0" cellspacing="0">
<tr>
<td><strong> Name:</strong></td>
<td style="white-space:nowrap;">srt_ProductOrServiceAxis=ottr_ScrapMetalSalesMember</td>
</tr>
<tr>
<td style="padding-right: 4px;white-space:nowrap;"><strong> Namespace Prefix:</strong></td>
<td></td>
</tr>
<tr>
<td><strong> Data Type:</strong></td>
<td>na</td>
</tr>
<tr>
<td><strong> Balance Type:</strong></td>
<td></td>
</tr>
<tr>
<td><strong> Period Type:</strong></td>
<td></td>
</tr>
</table></div>
</div></td></tr>
</table>
</div>
</body>
</html>
</TEXT>
</DOCUMENT>
<DOCUMENT>
<TYPE>XML
<SEQUENCE>48
<FILENAME>R37.htm
<DESCRIPTION>IDEA: XBRL DOCUMENT
<TEXT>
<html>
<head>
<title></title>
<link rel="stylesheet" type="text/css" href="report.css">
<script type="text/javascript" src="Show.js">/* Do Not Remove This Comment */</script><script type="text/javascript">
							function toggleNextSibling (e) {
							if (e.nextSibling.style.display=='none') {
							e.nextSibling.style.display='block';
							} else { e.nextSibling.style.display='none'; }
							}</script>
</head>
<body>
<span style="display: none;">v3.21.1</span><table class="report" border="0" cellspacing="2" id="idm140348450319560">
<tr>
<th class="tl" colspan="1" rowspan="1"><div style="width: 200px;"><strong>Select Balance Sheet Information - Schedule of Receivables (Details) - USD ($)<br> $ in Thousands</strong></div></th>
<th class="th"><div>Mar. 31, 2021</div></th>
<th class="th"><div>Dec. 31, 2020</div></th>
<th class="th"><div>Mar. 31, 2020</div></th>
<th class="th"><div>Dec. 31, 2019</div></th>
</tr>
<tr class="re">
<td class="pl " style="border-bottom: 0px;" valign="top"><a class="a" href="javascript:void(0);" onclick="top.Show.showAR( this, 'defref_us-gaap_OrganizationConsolidationAndPresentationOfFinancialStatementsAbstract', window );"><strong>Organization, Consolidation and Presentation of Financial Statements [Abstract]</strong></a></td>
<td class="text">&#160;<span></span>
</td>
<td class="text">&#160;<span></span>
</td>
<td class="text">&#160;<span></span>
</td>
<td class="text">&#160;<span></span>
</td>
</tr>
<tr class="ro">
<td class="pl " style="border-bottom: 0px;" valign="top"><a class="a" href="javascript:void(0);" onclick="top.Show.showAR( this, 'defref_us-gaap_AccountsReceivableGrossCurrent', window );">Trade</a></td>
<td class="nump">$ 112,060<span></span>
</td>
<td class="nump">$ 87,048<span></span>
</td>
<td class="text">&#160;<span></span>
</td>
<td class="text">&#160;<span></span>
</td>
</tr>
<tr class="re">
<td class="pl " style="border-bottom: 0px;" valign="top"><a class="a" href="javascript:void(0);" onclick="top.Show.showAR( this, 'defref_us-gaap_OtherReceivablesGrossCurrent', window );">Other</a></td>
<td class="nump">6,982<span></span>
</td>
<td class="nump">8,939<span></span>
</td>
<td class="text">&#160;<span></span>
</td>
<td class="text">&#160;<span></span>
</td>
</tr>
<tr class="ro">
<td class="pl " style="border-bottom: 0px;" valign="top"><a class="a" href="javascript:void(0);" onclick="top.Show.showAR( this, 'defref_us-gaap_UnbilledReceivablesCurrent', window );">Unbilled Receivables</a></td>
<td class="nump">18,331<span></span>
</td>
<td class="nump">21,187<span></span>
</td>
<td class="text">&#160;<span></span>
</td>
<td class="text">&#160;<span></span>
</td>
</tr>
<tr class="reu">
<td class="pl " style="border-bottom: 0px;" valign="top"><a class="a" href="javascript:void(0);" onclick="top.Show.showAR( this, 'defref_us-gaap_AccountsReceivableGross', window );">Total Receivables</a></td>
<td class="nump">137,373<span></span>
</td>
<td class="nump">117,174<span></span>
</td>
<td class="text">&#160;<span></span>
</td>
<td class="text">&#160;<span></span>
</td>
</tr>
<tr class="ro">
<td class="pl " style="border-bottom: 0px;" valign="top"><a class="a" href="javascript:void(0);" onclick="top.Show.showAR( this, 'defref_us-gaap_AllowanceForDoubtfulAccountsReceivable', window );">Less Allowance for Credit Losses</a></td>
<td class="nump">2,983<span></span>
</td>
<td class="nump">3,215<span></span>
</td>
<td class="nump">$ 1,681<span></span>
</td>
<td class="nump">$ 1,339<span></span>
</td>
</tr>
<tr class="reu">
<td class="pl " style="border-bottom: 0px;" valign="top"><a class="a" href="javascript:void(0);" onclick="top.Show.showAR( this, 'defref_us-gaap_AccountsReceivableNet', window );">Receivables, net of allowance for credit losses</a></td>
<td class="nump">$ 134,390<span></span>
</td>
<td class="nump">$ 113,959<span></span>
</td>
<td class="text">&#160;<span></span>
</td>
<td class="text">&#160;<span></span>
</td>
</tr>
</table>
<div style="display: none;">
<table border="0" cellpadding="0" cellspacing="0" class="authRefData" style="display: none;" id="defref_us-gaap_AccountsReceivableGross">
<tr><td class="hide"><a style="color: white;" href="javascript:void(0);" onclick="top.Show.hideAR();">X</a></td></tr>
<tr><td><div class="body" style="padding: 2px;">
<a href="javascript:void(0);" onclick="top.Show.toggleNext( this );">- Definition</a><div><p>Amount, before allowance for credit loss, of right to consideration from customer for product sold and service rendered in normal course of business.</p></div>
<a href="javascript:void(0);" onclick="top.Show.toggleNext( this );">+ References</a><div style="display: none;"><p>Reference 1: http://www.xbrl.org/2003/role/disclosureRef<br> -Publisher FASB<br> -Name Accounting Standards Codification<br> -Topic 310<br> -SubTopic 10<br> -Section 45<br> -Paragraph 2<br> -URI http://asc.fasb.org/extlink&amp;oid=121593590&amp;loc=d3e4428-111522<br></p></div>
<a href="javascript:void(0);" onclick="top.Show.toggleNext( this );">+ Details</a><div style="display: none;"><table border="0" cellpadding="0" cellspacing="0">
<tr>
<td><strong> Name:</strong></td>
<td style="white-space:nowrap;">us-gaap_AccountsReceivableGross</td>
</tr>
<tr>
<td style="padding-right: 4px;white-space:nowrap;"><strong> Namespace Prefix:</strong></td>
<td>us-gaap_</td>
</tr>
<tr>
<td><strong> Data Type:</strong></td>
<td>xbrli:monetaryItemType</td>
</tr>
<tr>
<td><strong> Balance Type:</strong></td>
<td>debit</td>
</tr>
<tr>
<td><strong> Period Type:</strong></td>
<td>instant</td>
</tr>
</table></div>
</div></td></tr>
</table>
<table border="0" cellpadding="0" cellspacing="0" class="authRefData" style="display: none;" id="defref_us-gaap_AccountsReceivableGrossCurrent">
<tr><td class="hide"><a style="color: white;" href="javascript:void(0);" onclick="top.Show.hideAR();">X</a></td></tr>
<tr><td><div class="body" style="padding: 2px;">
<a href="javascript:void(0);" onclick="top.Show.toggleNext( this );">- Definition</a><div><p>Amount, before allowance for credit loss, of right to consideration from customer for product sold and service rendered in normal course of business, classified as current.</p></div>
<a href="javascript:void(0);" onclick="top.Show.toggleNext( this );">+ References</a><div style="display: none;"><p>Reference 1: http://www.xbrl.org/2003/role/disclosureRef<br> -Publisher FASB<br> -Name Accounting Standards Codification<br> -Topic 310<br> -SubTopic 10<br> -Section 45<br> -Paragraph 2<br> -URI http://asc.fasb.org/extlink&amp;oid=121593590&amp;loc=d3e4428-111522<br><br>Reference 2: http://www.xbrl.org/2003/role/disclosureRef<br> -Publisher FASB<br> -Name Accounting Standards Codification<br> -Topic 310<br> -SubTopic 10<br> -Section 45<br> -Paragraph 9<br> -URI http://asc.fasb.org/extlink&amp;oid=121593590&amp;loc=d3e4531-111522<br></p></div>
<a href="javascript:void(0);" onclick="top.Show.toggleNext( this );">+ Details</a><div style="display: none;"><table border="0" cellpadding="0" cellspacing="0">
<tr>
<td><strong> Name:</strong></td>
<td style="white-space:nowrap;">us-gaap_AccountsReceivableGrossCurrent</td>
</tr>
<tr>
<td style="padding-right: 4px;white-space:nowrap;"><strong> Namespace Prefix:</strong></td>
<td>us-gaap_</td>
</tr>
<tr>
<td><strong> Data Type:</strong></td>
<td>xbrli:monetaryItemType</td>
</tr>
<tr>
<td><strong> Balance Type:</strong></td>
<td>debit</td>
</tr>
<tr>
<td><strong> Period Type:</strong></td>
<td>instant</td>
</tr>
</table></div>
</div></td></tr>
</table>
<table border="0" cellpadding="0" cellspacing="0" class="authRefData" style="display: none;" id="defref_us-gaap_AccountsReceivableNet">
<tr><td class="hide"><a style="color: white;" href="javascript:void(0);" onclick="top.Show.hideAR();">X</a></td></tr>
<tr><td><div class="body" style="padding: 2px;">
<a href="javascript:void(0);" onclick="top.Show.toggleNext( this );">- Definition</a><div><p>Amount, after allowance for credit loss, of right to consideration from customer for product sold and service rendered in normal course of business.</p></div>
<a href="javascript:void(0);" onclick="top.Show.toggleNext( this );">+ References</a><div style="display: none;"><p>Reference 1: http://www.xbrl.org/2003/role/disclosureRef<br> -Publisher FASB<br> -Name Accounting Standards Codification<br> -Topic 210<br> -SubTopic 10<br> -Section S99<br> -Paragraph 1<br> -Subparagraph (SX 210.5-02(3))<br> -URI http://asc.fasb.org/extlink&amp;oid=120391452&amp;loc=d3e13212-122682<br><br>Reference 2: http://www.xbrl.org/2003/role/disclosureRef<br> -Publisher FASB<br> -Name Accounting Standards Codification<br> -Topic 944<br> -SubTopic 210<br> -Section S99<br> -Paragraph 1<br> -Subparagraph (SX 210.7-03(5))<br> -URI http://asc.fasb.org/extlink&amp;oid=120400017&amp;loc=d3e572229-122910<br></p></div>
<a href="javascript:void(0);" onclick="top.Show.toggleNext( this );">+ Details</a><div style="display: none;"><table border="0" cellpadding="0" cellspacing="0">
<tr>
<td><strong> Name:</strong></td>
<td style="white-space:nowrap;">us-gaap_AccountsReceivableNet</td>
</tr>
<tr>
<td style="padding-right: 4px;white-space:nowrap;"><strong> Namespace Prefix:</strong></td>
<td>us-gaap_</td>
</tr>
<tr>
<td><strong> Data Type:</strong></td>
<td>xbrli:monetaryItemType</td>
</tr>
<tr>
<td><strong> Balance Type:</strong></td>
<td>debit</td>
</tr>
<tr>
<td><strong> Period Type:</strong></td>
<td>instant</td>
</tr>
</table></div>
</div></td></tr>
</table>
<table border="0" cellpadding="0" cellspacing="0" class="authRefData" style="display: none;" id="defref_us-gaap_AllowanceForDoubtfulAccountsReceivable">
<tr><td class="hide"><a style="color: white;" href="javascript:void(0);" onclick="top.Show.hideAR();">X</a></td></tr>
<tr><td><div class="body" style="padding: 2px;">
<a href="javascript:void(0);" onclick="top.Show.toggleNext( this );">- Definition</a><div><p>Amount of allowance for credit loss on accounts receivable.</p></div>
<a href="javascript:void(0);" onclick="top.Show.toggleNext( this );">+ References</a><div style="display: none;"><p>Reference 1: http://www.xbrl.org/2003/role/disclosureRef<br> -Publisher FASB<br> -Name Accounting Standards Codification<br> -Topic 326<br> -SubTopic 20<br> -Section 50<br> -Paragraph 13<br> -Subparagraph (a)<br> -URI http://asc.fasb.org/extlink&amp;oid=121599337&amp;loc=SL82919249-210447<br><br>Reference 2: http://www.xbrl.org/2003/role/disclosureRef<br> -Publisher FASB<br> -Name Accounting Standards Codification<br> -Topic 310<br> -SubTopic 10<br> -Section 50<br> -Paragraph 4<br> -URI http://asc.fasb.org/extlink&amp;oid=121611835&amp;loc=d3e5074-111524<br><br>Reference 3: http://www.xbrl.org/2003/role/disclosureRef<br> -Publisher FASB<br> -Name Accounting Standards Codification<br> -Topic 326<br> -SubTopic 20<br> -Section 50<br> -Paragraph 13<br> -Subparagraph (f)<br> -URI http://asc.fasb.org/extlink&amp;oid=121599337&amp;loc=SL82919249-210447<br><br>Reference 4: http://www.xbrl.org/2003/role/disclosureRef<br> -Publisher FASB<br> -Name Accounting Standards Codification<br> -Topic 326<br> -SubTopic 20<br> -Section 45<br> -Paragraph 1<br> -URI http://asc.fasb.org/extlink&amp;oid=121599878&amp;loc=SL82895884-210446<br></p></div>
<a href="javascript:void(0);" onclick="top.Show.toggleNext( this );">+ Details</a><div style="display: none;"><table border="0" cellpadding="0" cellspacing="0">
<tr>
<td><strong> Name:</strong></td>
<td style="white-space:nowrap;">us-gaap_AllowanceForDoubtfulAccountsReceivable</td>
</tr>
<tr>
<td style="padding-right: 4px;white-space:nowrap;"><strong> Namespace Prefix:</strong></td>
<td>us-gaap_</td>
</tr>
<tr>
<td><strong> Data Type:</strong></td>
<td>xbrli:monetaryItemType</td>
</tr>
<tr>
<td><strong> Balance Type:</strong></td>
<td>credit</td>
</tr>
<tr>
<td><strong> Period Type:</strong></td>
<td>instant</td>
</tr>
</table></div>
</div></td></tr>
</table>
<table border="0" cellpadding="0" cellspacing="0" class="authRefData" style="display: none;" id="defref_us-gaap_OrganizationConsolidationAndPresentationOfFinancialStatementsAbstract">
<tr><td class="hide"><a style="color: white;" href="javascript:void(0);" onclick="top.Show.hideAR();">X</a></td></tr>
<tr><td><div class="body" style="padding: 2px;">
<a href="javascript:void(0);" onclick="top.Show.toggleNext( this );">- References</a><div><p>No definition available.</p></div>
<a href="javascript:void(0);" onclick="top.Show.toggleNext( this );">+ Details</a><div style="display: none;"><table border="0" cellpadding="0" cellspacing="0">
<tr>
<td><strong> Name:</strong></td>
<td style="white-space:nowrap;">us-gaap_OrganizationConsolidationAndPresentationOfFinancialStatementsAbstract</td>
</tr>
<tr>
<td style="padding-right: 4px;white-space:nowrap;"><strong> Namespace Prefix:</strong></td>
<td>us-gaap_</td>
</tr>
<tr>
<td><strong> Data Type:</strong></td>
<td>xbrli:stringItemType</td>
</tr>
<tr>
<td><strong> Balance Type:</strong></td>
<td>na</td>
</tr>
<tr>
<td><strong> Period Type:</strong></td>
<td>duration</td>
</tr>
</table></div>
</div></td></tr>
</table>
<table border="0" cellpadding="0" cellspacing="0" class="authRefData" style="display: none;" id="defref_us-gaap_OtherReceivablesGrossCurrent">
<tr><td class="hide"><a style="color: white;" href="javascript:void(0);" onclick="top.Show.hideAR();">X</a></td></tr>
<tr><td><div class="body" style="padding: 2px;">
<a href="javascript:void(0);" onclick="top.Show.toggleNext( this );">- Definition</a><div><p>Amount, before allowance, of receivables classified as other, due within one year or the operating cycle, if longer.</p></div>
<a href="javascript:void(0);" onclick="top.Show.toggleNext( this );">+ References</a><div style="display: none;"><p>No definition available.</p></div>
<a href="javascript:void(0);" onclick="top.Show.toggleNext( this );">+ Details</a><div style="display: none;"><table border="0" cellpadding="0" cellspacing="0">
<tr>
<td><strong> Name:</strong></td>
<td style="white-space:nowrap;">us-gaap_OtherReceivablesGrossCurrent</td>
</tr>
<tr>
<td style="padding-right: 4px;white-space:nowrap;"><strong> Namespace Prefix:</strong></td>
<td>us-gaap_</td>
</tr>
<tr>
<td><strong> Data Type:</strong></td>
<td>xbrli:monetaryItemType</td>
</tr>
<tr>
<td><strong> Balance Type:</strong></td>
<td>debit</td>
</tr>
<tr>
<td><strong> Period Type:</strong></td>
<td>instant</td>
</tr>
</table></div>
</div></td></tr>
</table>
<table border="0" cellpadding="0" cellspacing="0" class="authRefData" style="display: none;" id="defref_us-gaap_UnbilledReceivablesCurrent">
<tr><td class="hide"><a style="color: white;" href="javascript:void(0);" onclick="top.Show.hideAR();">X</a></td></tr>
<tr><td><div class="body" style="padding: 2px;">
<a href="javascript:void(0);" onclick="top.Show.toggleNext( this );">- Definition</a><div><p>Amount received for services rendered and products shipped, but not yet billed, for non-contractual agreements due within one year or the normal operating cycle, if longer.</p></div>
<a href="javascript:void(0);" onclick="top.Show.toggleNext( this );">+ References</a><div style="display: none;"><p>No definition available.</p></div>
<a href="javascript:void(0);" onclick="top.Show.toggleNext( this );">+ Details</a><div style="display: none;"><table border="0" cellpadding="0" cellspacing="0">
<tr>
<td><strong> Name:</strong></td>
<td style="white-space:nowrap;">us-gaap_UnbilledReceivablesCurrent</td>
</tr>
<tr>
<td style="padding-right: 4px;white-space:nowrap;"><strong> Namespace Prefix:</strong></td>
<td>us-gaap_</td>
</tr>
<tr>
<td><strong> Data Type:</strong></td>
<td>xbrli:monetaryItemType</td>
</tr>
<tr>
<td><strong> Balance Type:</strong></td>
<td>debit</td>
</tr>
<tr>
<td><strong> Period Type:</strong></td>
<td>instant</td>
</tr>
</table></div>
</div></td></tr>
</table>
</div>
</body>
</html>
</TEXT>
</DOCUMENT>
<DOCUMENT>
<TYPE>XML
<SEQUENCE>49
<FILENAME>R38.htm
<DESCRIPTION>IDEA: XBRL DOCUMENT
<TEXT>
<html>
<head>
<title></title>
<link rel="stylesheet" type="text/css" href="report.css">
<script type="text/javascript" src="Show.js">/* Do Not Remove This Comment */</script><script type="text/javascript">
							function toggleNextSibling (e) {
							if (e.nextSibling.style.display=='none') {
							e.nextSibling.style.display='block';
							} else { e.nextSibling.style.display='none'; }
							}</script>
</head>
<body>
<span style="display: none;">v3.21.1</span><table class="report" border="0" cellspacing="2" id="idm140348366467032">
<tr>
<th class="tl" colspan="1" rowspan="2"><div style="width: 200px;"><strong>Select Balance Sheet Information - Summary of Activity in Allowance for Credit Losses (Details) - USD ($)<br> $ in Thousands</strong></div></th>
<th class="th" colspan="2">3 Months Ended</th>
</tr>
<tr>
<th class="th"><div>Mar. 31, 2021</div></th>
<th class="th"><div>Mar. 31, 2020</div></th>
</tr>
<tr class="re">
<td class="pl " style="border-bottom: 0px;" valign="top"><a class="a" href="javascript:void(0);" onclick="top.Show.showAR( this, 'defref_us-gaap_AllowanceForDoubtfulAccountsReceivableRollforward', window );"><strong>Accounts Receivable, Allowance for Credit Loss [Roll Forward]</strong></a></td>
<td class="text">&#160;<span></span>
</td>
<td class="text">&#160;<span></span>
</td>
</tr>
<tr class="ro">
<td class="pl " style="border-bottom: 0px;" valign="top"><a class="a" href="javascript:void(0);" onclick="top.Show.showAR( this, 'defref_us-gaap_AllowanceForDoubtfulAccountsReceivable', window );">Beginning Balance, January 1</a></td>
<td class="nump">$ 3,215<span></span>
</td>
<td class="nump">$ 1,339<span></span>
</td>
</tr>
<tr class="re">
<td class="pl " style="border-bottom: 0px;" valign="top"><a class="a" href="javascript:void(0);" onclick="top.Show.showAR( this, 'defref_us-gaap_AllowanceForDoubtfulAccountsReceivablePeriodIncreaseDecrease', window );">Additions Charged to Expense</a></td>
<td class="nump">211<span></span>
</td>
<td class="nump">635<span></span>
</td>
</tr>
<tr class="ro">
<td class="pl custom" style="border-bottom: 0px;" valign="top"><a class="a" href="javascript:void(0);" onclick="top.Show.showAR( this, 'defref_ottr_AccountsReceivableAllowanceForCreditLossWriteoffAfterRecovery', window );">Reductions for Amounts Written-Off, Net of Recoveries</a></td>
<td class="num">(443)<span></span>
</td>
<td class="num">(293)<span></span>
</td>
</tr>
<tr class="re">
<td class="pl " style="border-bottom: 0px;" valign="top"><a class="a" href="javascript:void(0);" onclick="top.Show.showAR( this, 'defref_us-gaap_AllowanceForDoubtfulAccountsReceivable', window );">Ending Balance, March 31</a></td>
<td class="nump">$ 2,983<span></span>
</td>
<td class="nump">$ 1,681<span></span>
</td>
</tr>
</table>
<div style="display: none;">
<table border="0" cellpadding="0" cellspacing="0" class="authRefData" style="display: none;" id="defref_ottr_AccountsReceivableAllowanceForCreditLossWriteoffAfterRecovery">
<tr><td class="hide"><a style="color: white;" href="javascript:void(0);" onclick="top.Show.hideAR();">X</a></td></tr>
<tr><td><div class="body" style="padding: 2px;">
<a href="javascript:void(0);" onclick="top.Show.toggleNext( this );">- Definition</a><div><p>Accounts Receivable, Allowance for Credit Loss, Writeoff, after Recovery</p></div>
<a href="javascript:void(0);" onclick="top.Show.toggleNext( this );">+ References</a><div style="display: none;"><p>No definition available.</p></div>
<a href="javascript:void(0);" onclick="top.Show.toggleNext( this );">+ Details</a><div style="display: none;"><table border="0" cellpadding="0" cellspacing="0">
<tr>
<td><strong> Name:</strong></td>
<td style="white-space:nowrap;">ottr_AccountsReceivableAllowanceForCreditLossWriteoffAfterRecovery</td>
</tr>
<tr>
<td style="padding-right: 4px;white-space:nowrap;"><strong> Namespace Prefix:</strong></td>
<td>ottr_</td>
</tr>
<tr>
<td><strong> Data Type:</strong></td>
<td>xbrli:monetaryItemType</td>
</tr>
<tr>
<td><strong> Balance Type:</strong></td>
<td>debit</td>
</tr>
<tr>
<td><strong> Period Type:</strong></td>
<td>duration</td>
</tr>
</table></div>
</div></td></tr>
</table>
<table border="0" cellpadding="0" cellspacing="0" class="authRefData" style="display: none;" id="defref_us-gaap_AllowanceForDoubtfulAccountsReceivable">
<tr><td class="hide"><a style="color: white;" href="javascript:void(0);" onclick="top.Show.hideAR();">X</a></td></tr>
<tr><td><div class="body" style="padding: 2px;">
<a href="javascript:void(0);" onclick="top.Show.toggleNext( this );">- Definition</a><div><p>Amount of allowance for credit loss on accounts receivable.</p></div>
<a href="javascript:void(0);" onclick="top.Show.toggleNext( this );">+ References</a><div style="display: none;"><p>Reference 1: http://www.xbrl.org/2003/role/disclosureRef<br> -Publisher FASB<br> -Name Accounting Standards Codification<br> -Topic 326<br> -SubTopic 20<br> -Section 50<br> -Paragraph 13<br> -Subparagraph (a)<br> -URI http://asc.fasb.org/extlink&amp;oid=121599337&amp;loc=SL82919249-210447<br><br>Reference 2: http://www.xbrl.org/2003/role/disclosureRef<br> -Publisher FASB<br> -Name Accounting Standards Codification<br> -Topic 310<br> -SubTopic 10<br> -Section 50<br> -Paragraph 4<br> -URI http://asc.fasb.org/extlink&amp;oid=121611835&amp;loc=d3e5074-111524<br><br>Reference 3: http://www.xbrl.org/2003/role/disclosureRef<br> -Publisher FASB<br> -Name Accounting Standards Codification<br> -Topic 326<br> -SubTopic 20<br> -Section 50<br> -Paragraph 13<br> -Subparagraph (f)<br> -URI http://asc.fasb.org/extlink&amp;oid=121599337&amp;loc=SL82919249-210447<br><br>Reference 4: http://www.xbrl.org/2003/role/disclosureRef<br> -Publisher FASB<br> -Name Accounting Standards Codification<br> -Topic 326<br> -SubTopic 20<br> -Section 45<br> -Paragraph 1<br> -URI http://asc.fasb.org/extlink&amp;oid=121599878&amp;loc=SL82895884-210446<br></p></div>
<a href="javascript:void(0);" onclick="top.Show.toggleNext( this );">+ Details</a><div style="display: none;"><table border="0" cellpadding="0" cellspacing="0">
<tr>
<td><strong> Name:</strong></td>
<td style="white-space:nowrap;">us-gaap_AllowanceForDoubtfulAccountsReceivable</td>
</tr>
<tr>
<td style="padding-right: 4px;white-space:nowrap;"><strong> Namespace Prefix:</strong></td>
<td>us-gaap_</td>
</tr>
<tr>
<td><strong> Data Type:</strong></td>
<td>xbrli:monetaryItemType</td>
</tr>
<tr>
<td><strong> Balance Type:</strong></td>
<td>credit</td>
</tr>
<tr>
<td><strong> Period Type:</strong></td>
<td>instant</td>
</tr>
</table></div>
</div></td></tr>
</table>
<table border="0" cellpadding="0" cellspacing="0" class="authRefData" style="display: none;" id="defref_us-gaap_AllowanceForDoubtfulAccountsReceivablePeriodIncreaseDecrease">
<tr><td class="hide"><a style="color: white;" href="javascript:void(0);" onclick="top.Show.hideAR();">X</a></td></tr>
<tr><td><div class="body" style="padding: 2px;">
<a href="javascript:void(0);" onclick="top.Show.toggleNext( this );">- Definition</a><div><p>Amount of increase (decrease) in allowance for credit loss on accounts receivable.</p></div>
<a href="javascript:void(0);" onclick="top.Show.toggleNext( this );">+ References</a><div style="display: none;"><p>Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef<br> -Publisher FASB<br> -Name Accounting Standards Codification<br> -Topic 326<br> -SubTopic 20<br> -Section 50<br> -Paragraph 13<br> -URI http://asc.fasb.org/extlink&amp;oid=121599337&amp;loc=SL82919249-210447<br></p></div>
<a href="javascript:void(0);" onclick="top.Show.toggleNext( this );">+ Details</a><div style="display: none;"><table border="0" cellpadding="0" cellspacing="0">
<tr>
<td><strong> Name:</strong></td>
<td style="white-space:nowrap;">us-gaap_AllowanceForDoubtfulAccountsReceivablePeriodIncreaseDecrease</td>
</tr>
<tr>
<td style="padding-right: 4px;white-space:nowrap;"><strong> Namespace Prefix:</strong></td>
<td>us-gaap_</td>
</tr>
<tr>
<td><strong> Data Type:</strong></td>
<td>xbrli:monetaryItemType</td>
</tr>
<tr>
<td><strong> Balance Type:</strong></td>
<td>na</td>
</tr>
<tr>
<td><strong> Period Type:</strong></td>
<td>duration</td>
</tr>
</table></div>
</div></td></tr>
</table>
<table border="0" cellpadding="0" cellspacing="0" class="authRefData" style="display: none;" id="defref_us-gaap_AllowanceForDoubtfulAccountsReceivableRollforward">
<tr><td class="hide"><a style="color: white;" href="javascript:void(0);" onclick="top.Show.hideAR();">X</a></td></tr>
<tr><td><div class="body" style="padding: 2px;">
<a href="javascript:void(0);" onclick="top.Show.toggleNext( this );">- Definition</a><div><p>A roll forward is a reconciliation of a concept from the beginning of a period to the end of a period.</p></div>
<a href="javascript:void(0);" onclick="top.Show.toggleNext( this );">+ References</a><div style="display: none;"><p>No definition available.</p></div>
<a href="javascript:void(0);" onclick="top.Show.toggleNext( this );">+ Details</a><div style="display: none;"><table border="0" cellpadding="0" cellspacing="0">
<tr>
<td><strong> Name:</strong></td>
<td style="white-space:nowrap;">us-gaap_AllowanceForDoubtfulAccountsReceivableRollforward</td>
</tr>
<tr>
<td style="padding-right: 4px;white-space:nowrap;"><strong> Namespace Prefix:</strong></td>
<td>us-gaap_</td>
</tr>
<tr>
<td><strong> Data Type:</strong></td>
<td>xbrli:stringItemType</td>
</tr>
<tr>
<td><strong> Balance Type:</strong></td>
<td>na</td>
</tr>
<tr>
<td><strong> Period Type:</strong></td>
<td>duration</td>
</tr>
</table></div>
</div></td></tr>
</table>
</div>
</body>
</html>
</TEXT>
</DOCUMENT>
<DOCUMENT>
<TYPE>XML
<SEQUENCE>50
<FILENAME>R39.htm
<DESCRIPTION>IDEA: XBRL DOCUMENT
<TEXT>
<html>
<head>
<title></title>
<link rel="stylesheet" type="text/css" href="report.css">
<script type="text/javascript" src="Show.js">/* Do Not Remove This Comment */</script><script type="text/javascript">
							function toggleNextSibling (e) {
							if (e.nextSibling.style.display=='none') {
							e.nextSibling.style.display='block';
							} else { e.nextSibling.style.display='none'; }
							}</script>
</head>
<body>
<span style="display: none;">v3.21.1</span><table class="report" border="0" cellspacing="2" id="idm140348369718520">
<tr>
<th class="tl" colspan="1" rowspan="1"><div style="width: 200px;"><strong>Select Balance Sheet Information - Schedule of Inventories (Details) - USD ($)<br> $ in Thousands</strong></div></th>
<th class="th"><div>Mar. 31, 2021</div></th>
<th class="th"><div>Dec. 31, 2020</div></th>
</tr>
<tr class="re">
<td class="pl " style="border-bottom: 0px;" valign="top"><a class="a" href="javascript:void(0);" onclick="top.Show.showAR( this, 'defref_us-gaap_OrganizationConsolidationAndPresentationOfFinancialStatementsAbstract', window );"><strong>Organization, Consolidation and Presentation of Financial Statements [Abstract]</strong></a></td>
<td class="text">&#160;<span></span>
</td>
<td class="text">&#160;<span></span>
</td>
</tr>
<tr class="ro">
<td class="pl " style="border-bottom: 0px;" valign="top"><a class="a" href="javascript:void(0);" onclick="top.Show.showAR( this, 'defref_us-gaap_InventoryFinishedGoodsNetOfReserves', window );">Finished Goods</a></td>
<td class="nump">$ 20,567<span></span>
</td>
<td class="nump">$ 22,046<span></span>
</td>
</tr>
<tr class="re">
<td class="pl " style="border-bottom: 0px;" valign="top"><a class="a" href="javascript:void(0);" onclick="top.Show.showAR( this, 'defref_us-gaap_InventoryWorkInProcess', window );">Work in Process</a></td>
<td class="nump">19,324<span></span>
</td>
<td class="nump">16,210<span></span>
</td>
</tr>
<tr class="ro">
<td class="pl " style="border-bottom: 0px;" valign="top"><a class="a" href="javascript:void(0);" onclick="top.Show.showAR( this, 'defref_us-gaap_InventoryRawMaterialsAndSupplies', window );">Raw Material, Fuel and Supplies</a></td>
<td class="nump">52,535<span></span>
</td>
<td class="nump">53,909<span></span>
</td>
</tr>
<tr class="reu">
<td class="pl " style="border-bottom: 0px;" valign="top"><a class="a" href="javascript:void(0);" onclick="top.Show.showAR( this, 'defref_us-gaap_InventoryNet', window );">Inventories</a></td>
<td class="nump">$ 92,426<span></span>
</td>
<td class="nump">$ 92,165<span></span>
</td>
</tr>
</table>
<div style="display: none;">
<table border="0" cellpadding="0" cellspacing="0" class="authRefData" style="display: none;" id="defref_us-gaap_InventoryFinishedGoodsNetOfReserves">
<tr><td class="hide"><a style="color: white;" href="javascript:void(0);" onclick="top.Show.hideAR();">X</a></td></tr>
<tr><td><div class="body" style="padding: 2px;">
<a href="javascript:void(0);" onclick="top.Show.toggleNext( this );">- Definition</a><div><p>Carrying amount, net of valuation reserves and adjustments, as of the balance sheet date of merchandise or goods held by the company that are readily available for sale.</p></div>
<a href="javascript:void(0);" onclick="top.Show.toggleNext( this );">+ References</a><div style="display: none;"><p>Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef<br> -Publisher FASB<br> -Name Accounting Standards Codification<br> -Topic 330<br> -SubTopic 10<br> -Section S99<br> -Paragraph 2<br> -Subparagraph (SAB Topic 5.BB)<br> -URI http://asc.fasb.org/extlink&amp;oid=27011343&amp;loc=d3e100047-122729<br><br>Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef<br> -Publisher FASB<br> -Name Accounting Standards Codification<br> -Topic 210<br> -SubTopic 10<br> -Section S99<br> -Paragraph 1<br> -Subparagraph (SX 210.5-02(6)(a)(1))<br> -URI http://asc.fasb.org/extlink&amp;oid=120391452&amp;loc=d3e13212-122682<br></p></div>
<a href="javascript:void(0);" onclick="top.Show.toggleNext( this );">+ Details</a><div style="display: none;"><table border="0" cellpadding="0" cellspacing="0">
<tr>
<td><strong> Name:</strong></td>
<td style="white-space:nowrap;">us-gaap_InventoryFinishedGoodsNetOfReserves</td>
</tr>
<tr>
<td style="padding-right: 4px;white-space:nowrap;"><strong> Namespace Prefix:</strong></td>
<td>us-gaap_</td>
</tr>
<tr>
<td><strong> Data Type:</strong></td>
<td>xbrli:monetaryItemType</td>
</tr>
<tr>
<td><strong> Balance Type:</strong></td>
<td>debit</td>
</tr>
<tr>
<td><strong> Period Type:</strong></td>
<td>instant</td>
</tr>
</table></div>
</div></td></tr>
</table>
<table border="0" cellpadding="0" cellspacing="0" class="authRefData" style="display: none;" id="defref_us-gaap_InventoryNet">
<tr><td class="hide"><a style="color: white;" href="javascript:void(0);" onclick="top.Show.hideAR();">X</a></td></tr>
<tr><td><div class="body" style="padding: 2px;">
<a href="javascript:void(0);" onclick="top.Show.toggleNext( this );">- Definition</a><div><p>Amount after valuation and LIFO reserves of inventory expected to be sold, or consumed within one year or operating cycle, if longer.</p></div>
<a href="javascript:void(0);" onclick="top.Show.toggleNext( this );">+ References</a><div style="display: none;"><p>Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef<br> -Publisher FASB<br> -Name Accounting Standards Codification<br> -Topic 210<br> -SubTopic 10<br> -Section 45<br> -Paragraph 1<br> -Subparagraph (b)<br> -URI http://asc.fasb.org/extlink&amp;oid=121566466&amp;loc=d3e6676-107765<br><br>Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef<br> -Publisher FASB<br> -Name Accounting Standards Codification<br> -Topic 210<br> -SubTopic 10<br> -Section S99<br> -Paragraph 1<br> -Subparagraph (SX 210.5-02.6(a))<br> -URI http://asc.fasb.org/extlink&amp;oid=120391452&amp;loc=d3e13212-122682<br></p></div>
<a href="javascript:void(0);" onclick="top.Show.toggleNext( this );">+ Details</a><div style="display: none;"><table border="0" cellpadding="0" cellspacing="0">
<tr>
<td><strong> Name:</strong></td>
<td style="white-space:nowrap;">us-gaap_InventoryNet</td>
</tr>
<tr>
<td style="padding-right: 4px;white-space:nowrap;"><strong> Namespace Prefix:</strong></td>
<td>us-gaap_</td>
</tr>
<tr>
<td><strong> Data Type:</strong></td>
<td>xbrli:monetaryItemType</td>
</tr>
<tr>
<td><strong> Balance Type:</strong></td>
<td>debit</td>
</tr>
<tr>
<td><strong> Period Type:</strong></td>
<td>instant</td>
</tr>
</table></div>
</div></td></tr>
</table>
<table border="0" cellpadding="0" cellspacing="0" class="authRefData" style="display: none;" id="defref_us-gaap_InventoryRawMaterialsAndSupplies">
<tr><td class="hide"><a style="color: white;" href="javascript:void(0);" onclick="top.Show.hideAR();">X</a></td></tr>
<tr><td><div class="body" style="padding: 2px;">
<a href="javascript:void(0);" onclick="top.Show.toggleNext( this );">- Definition</a><div><p>Gross amount of unprocessed materials to be used in manufacturing or production process and supplies that will be consumed.</p></div>
<a href="javascript:void(0);" onclick="top.Show.toggleNext( this );">+ References</a><div style="display: none;"><p>Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef<br> -Publisher FASB<br> -Name Accounting Standards Codification<br> -Topic 210<br> -SubTopic 10<br> -Section S99<br> -Paragraph 1<br> -Subparagraph (SX 210.5-02.6(a)(4),(5))<br> -URI http://asc.fasb.org/extlink&amp;oid=120391452&amp;loc=d3e13212-122682<br></p></div>
<a href="javascript:void(0);" onclick="top.Show.toggleNext( this );">+ Details</a><div style="display: none;"><table border="0" cellpadding="0" cellspacing="0">
<tr>
<td><strong> Name:</strong></td>
<td style="white-space:nowrap;">us-gaap_InventoryRawMaterialsAndSupplies</td>
</tr>
<tr>
<td style="padding-right: 4px;white-space:nowrap;"><strong> Namespace Prefix:</strong></td>
<td>us-gaap_</td>
</tr>
<tr>
<td><strong> Data Type:</strong></td>
<td>xbrli:monetaryItemType</td>
</tr>
<tr>
<td><strong> Balance Type:</strong></td>
<td>debit</td>
</tr>
<tr>
<td><strong> Period Type:</strong></td>
<td>instant</td>
</tr>
</table></div>
</div></td></tr>
</table>
<table border="0" cellpadding="0" cellspacing="0" class="authRefData" style="display: none;" id="defref_us-gaap_InventoryWorkInProcess">
<tr><td class="hide"><a style="color: white;" href="javascript:void(0);" onclick="top.Show.hideAR();">X</a></td></tr>
<tr><td><div class="body" style="padding: 2px;">
<a href="javascript:void(0);" onclick="top.Show.toggleNext( this );">- Definition</a><div><p>Amount before valuation and LIFO reserves of merchandise or goods in the production process expected to be completed within one year or operating cycle, if longer.</p></div>
<a href="javascript:void(0);" onclick="top.Show.toggleNext( this );">+ References</a><div style="display: none;"><p>Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef<br> -Publisher FASB<br> -Name Accounting Standards Codification<br> -Topic 210<br> -SubTopic 10<br> -Section S99<br> -Paragraph 1<br> -Subparagraph (SX 210.5-02.6(a)(3))<br> -URI http://asc.fasb.org/extlink&amp;oid=120391452&amp;loc=d3e13212-122682<br></p></div>
<a href="javascript:void(0);" onclick="top.Show.toggleNext( this );">+ Details</a><div style="display: none;"><table border="0" cellpadding="0" cellspacing="0">
<tr>
<td><strong> Name:</strong></td>
<td style="white-space:nowrap;">us-gaap_InventoryWorkInProcess</td>
</tr>
<tr>
<td style="padding-right: 4px;white-space:nowrap;"><strong> Namespace Prefix:</strong></td>
<td>us-gaap_</td>
</tr>
<tr>
<td><strong> Data Type:</strong></td>
<td>xbrli:monetaryItemType</td>
</tr>
<tr>
<td><strong> Balance Type:</strong></td>
<td>debit</td>
</tr>
<tr>
<td><strong> Period Type:</strong></td>
<td>instant</td>
</tr>
</table></div>
</div></td></tr>
</table>
<table border="0" cellpadding="0" cellspacing="0" class="authRefData" style="display: none;" id="defref_us-gaap_OrganizationConsolidationAndPresentationOfFinancialStatementsAbstract">
<tr><td class="hide"><a style="color: white;" href="javascript:void(0);" onclick="top.Show.hideAR();">X</a></td></tr>
<tr><td><div class="body" style="padding: 2px;">
<a href="javascript:void(0);" onclick="top.Show.toggleNext( this );">- References</a><div><p>No definition available.</p></div>
<a href="javascript:void(0);" onclick="top.Show.toggleNext( this );">+ Details</a><div style="display: none;"><table border="0" cellpadding="0" cellspacing="0">
<tr>
<td><strong> Name:</strong></td>
<td style="white-space:nowrap;">us-gaap_OrganizationConsolidationAndPresentationOfFinancialStatementsAbstract</td>
</tr>
<tr>
<td style="padding-right: 4px;white-space:nowrap;"><strong> Namespace Prefix:</strong></td>
<td>us-gaap_</td>
</tr>
<tr>
<td><strong> Data Type:</strong></td>
<td>xbrli:stringItemType</td>
</tr>
<tr>
<td><strong> Balance Type:</strong></td>
<td>na</td>
</tr>
<tr>
<td><strong> Period Type:</strong></td>
<td>duration</td>
</tr>
</table></div>
</div></td></tr>
</table>
</div>
</body>
</html>
</TEXT>
</DOCUMENT>
<DOCUMENT>
<TYPE>XML
<SEQUENCE>51
<FILENAME>R40.htm
<DESCRIPTION>IDEA: XBRL DOCUMENT
<TEXT>
<html>
<head>
<title></title>
<link rel="stylesheet" type="text/css" href="report.css">
<script type="text/javascript" src="Show.js">/* Do Not Remove This Comment */</script><script type="text/javascript">
							function toggleNextSibling (e) {
							if (e.nextSibling.style.display=='none') {
							e.nextSibling.style.display='block';
							} else { e.nextSibling.style.display='none'; }
							}</script>
</head>
<body>
<span style="display: none;">v3.21.1</span><table class="report" border="0" cellspacing="2" id="idm140348367735304">
<tr>
<th class="tl" colspan="1" rowspan="1"><div style="width: 200px;"><strong>Select Balance Sheet Information - Schedule of Investments (Details) - USD ($)<br> $ in Thousands</strong></div></th>
<th class="th"><div>Mar. 31, 2021</div></th>
<th class="th"><div>Dec. 31, 2020</div></th>
</tr>
<tr class="re">
<td class="pl " style="border-bottom: 0px;" valign="top"><a class="a" href="javascript:void(0);" onclick="top.Show.showAR( this, 'defref_us-gaap_OrganizationConsolidationAndPresentationOfFinancialStatementsAbstract', window );"><strong>Organization, Consolidation and Presentation of Financial Statements [Abstract]</strong></a></td>
<td class="text">&#160;<span></span>
</td>
<td class="text">&#160;<span></span>
</td>
</tr>
<tr class="ro">
<td class="pl " style="border-bottom: 0px;" valign="top"><a class="a" href="javascript:void(0);" onclick="top.Show.showAR( this, 'defref_us-gaap_LifeInsuranceCorporateOrBankOwnedAmount', window );">Corporate-Owned Life Insurance Policies</a></td>
<td class="nump">$ 38,205<span></span>
</td>
<td class="nump">$ 36,825<span></span>
</td>
</tr>
<tr class="re">
<td class="pl " style="border-bottom: 0px;" valign="top"><a class="a" href="javascript:void(0);" onclick="top.Show.showAR( this, 'defref_us-gaap_AvailableForSaleSecuritiesDebtSecurities', window );">Debt Securities</a></td>
<td class="nump">9,209<span></span>
</td>
<td class="nump">9,260<span></span>
</td>
</tr>
<tr class="ro">
<td class="pl " style="border-bottom: 0px;" valign="top"><a class="a" href="javascript:void(0);" onclick="top.Show.showAR( this, 'defref_us-gaap_MoneyMarketFundsAtCarryingValue', window );">Money Market Funds</a></td>
<td class="nump">1,862<span></span>
</td>
<td class="nump">4,075<span></span>
</td>
</tr>
<tr class="re">
<td class="pl " style="border-bottom: 0px;" valign="top"><a class="a" href="javascript:void(0);" onclick="top.Show.showAR( this, 'defref_us-gaap_EquitySecuritiesFvNi', window );">Mutual Funds</a></td>
<td class="nump">5,141<span></span>
</td>
<td class="nump">1,662<span></span>
</td>
</tr>
<tr class="ro">
<td class="pl " style="border-bottom: 0px;" valign="top"><a class="a" href="javascript:void(0);" onclick="top.Show.showAR( this, 'defref_us-gaap_OtherInvestments', window );">Other Investments</a></td>
<td class="nump">29<span></span>
</td>
<td class="nump">34<span></span>
</td>
</tr>
<tr class="reu">
<td class="pl " style="border-bottom: 0px;" valign="top"><a class="a" href="javascript:void(0);" onclick="top.Show.showAR( this, 'defref_us-gaap_Investments', window );">Total Investments</a></td>
<td class="nump">$ 54,446<span></span>
</td>
<td class="nump">$ 51,856<span></span>
</td>
</tr>
</table>
<div style="display: none;">
<table border="0" cellpadding="0" cellspacing="0" class="authRefData" style="display: none;" id="defref_us-gaap_AvailableForSaleSecuritiesDebtSecurities">
<tr><td class="hide"><a style="color: white;" href="javascript:void(0);" onclick="top.Show.hideAR();">X</a></td></tr>
<tr><td><div class="body" style="padding: 2px;">
<a href="javascript:void(0);" onclick="top.Show.toggleNext( this );">- Definition</a><div><p>Amount of investment in debt security measured at fair value with change in fair value recognized in other comprehensive income (available-for-sale).</p></div>
<a href="javascript:void(0);" onclick="top.Show.toggleNext( this );">+ References</a><div style="display: none;"><p>Reference 1: http://www.xbrl.org/2003/role/disclosureRef<br> -Publisher FASB<br> -Name Accounting Standards Codification<br> -Topic 942<br> -SubTopic 210<br> -Section S99<br> -Paragraph 1<br> -Subparagraph (SX 210.9-03(6))<br> -URI http://asc.fasb.org/extlink&amp;oid=120398452&amp;loc=d3e534808-122878<br><br>Reference 2: http://www.xbrl.org/2003/role/disclosureRef<br> -Publisher FASB<br> -Name Accounting Standards Codification<br> -Topic 326<br> -SubTopic 30<br> -Section 45<br> -Paragraph 1<br> -URI http://asc.fasb.org/extlink&amp;oid=121558606&amp;loc=SL82898722-210454<br><br>Reference 3: http://www.xbrl.org/2003/role/disclosureRef<br> -Publisher FASB<br> -Name Accounting Standards Codification<br> -Topic 320<br> -SubTopic 10<br> -Section 45<br> -Paragraph 1<br> -Subparagraph (b)<br> -URI http://asc.fasb.org/extlink&amp;oid=121553693&amp;loc=d3e26610-111562<br><br>Reference 4: http://fasb.org/us-gaap/role/ref/legacyRef<br> -Publisher FASB<br> -Name Accounting Standards Codification<br> -Topic 320<br> -SubTopic 10<br> -Section 50<br> -Paragraph 2<br> -Subparagraph (aa)<br> -URI http://asc.fasb.org/extlink&amp;oid=121645371&amp;loc=d3e27161-111563<br></p></div>
<a href="javascript:void(0);" onclick="top.Show.toggleNext( this );">+ Details</a><div style="display: none;"><table border="0" cellpadding="0" cellspacing="0">
<tr>
<td><strong> Name:</strong></td>
<td style="white-space:nowrap;">us-gaap_AvailableForSaleSecuritiesDebtSecurities</td>
</tr>
<tr>
<td style="padding-right: 4px;white-space:nowrap;"><strong> Namespace Prefix:</strong></td>
<td>us-gaap_</td>
</tr>
<tr>
<td><strong> Data Type:</strong></td>
<td>xbrli:monetaryItemType</td>
</tr>
<tr>
<td><strong> Balance Type:</strong></td>
<td>debit</td>
</tr>
<tr>
<td><strong> Period Type:</strong></td>
<td>instant</td>
</tr>
</table></div>
</div></td></tr>
</table>
<table border="0" cellpadding="0" cellspacing="0" class="authRefData" style="display: none;" id="defref_us-gaap_EquitySecuritiesFvNi">
<tr><td class="hide"><a style="color: white;" href="javascript:void(0);" onclick="top.Show.hideAR();">X</a></td></tr>
<tr><td><div class="body" style="padding: 2px;">
<a href="javascript:void(0);" onclick="top.Show.toggleNext( this );">- Definition</a><div><p>Amount of investment in equity security measured at fair value with change in fair value recognized in net income (FV-NI).</p></div>
<a href="javascript:void(0);" onclick="top.Show.toggleNext( this );">+ References</a><div style="display: none;"><p>Reference 1: http://www.xbrl.org/2003/role/disclosureRef<br> -Publisher FASB<br> -Name Accounting Standards Codification<br> -Topic 825<br> -SubTopic 10<br> -Section 45<br> -Paragraph 1A<br> -URI http://asc.fasb.org/extlink&amp;oid=99377092&amp;loc=SL75136599-209740<br></p></div>
<a href="javascript:void(0);" onclick="top.Show.toggleNext( this );">+ Details</a><div style="display: none;"><table border="0" cellpadding="0" cellspacing="0">
<tr>
<td><strong> Name:</strong></td>
<td style="white-space:nowrap;">us-gaap_EquitySecuritiesFvNi</td>
</tr>
<tr>
<td style="padding-right: 4px;white-space:nowrap;"><strong> Namespace Prefix:</strong></td>
<td>us-gaap_</td>
</tr>
<tr>
<td><strong> Data Type:</strong></td>
<td>xbrli:monetaryItemType</td>
</tr>
<tr>
<td><strong> Balance Type:</strong></td>
<td>debit</td>
</tr>
<tr>
<td><strong> Period Type:</strong></td>
<td>instant</td>
</tr>
</table></div>
</div></td></tr>
</table>
<table border="0" cellpadding="0" cellspacing="0" class="authRefData" style="display: none;" id="defref_us-gaap_Investments">
<tr><td class="hide"><a style="color: white;" href="javascript:void(0);" onclick="top.Show.hideAR();">X</a></td></tr>
<tr><td><div class="body" style="padding: 2px;">
<a href="javascript:void(0);" onclick="top.Show.toggleNext( this );">- Definition</a><div><p>Sum of the carrying amounts as of the balance sheet date of all investments.</p></div>
<a href="javascript:void(0);" onclick="top.Show.toggleNext( this );">+ References</a><div style="display: none;"><p>Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef<br> -Publisher FASB<br> -Name Accounting Standards Codification<br> -Topic 944<br> -SubTopic 210<br> -Section S99<br> -Paragraph 1<br> -Subparagraph (SX 210.7-03.1(h))<br> -URI http://asc.fasb.org/extlink&amp;oid=120400017&amp;loc=d3e572229-122910<br></p></div>
<a href="javascript:void(0);" onclick="top.Show.toggleNext( this );">+ Details</a><div style="display: none;"><table border="0" cellpadding="0" cellspacing="0">
<tr>
<td><strong> Name:</strong></td>
<td style="white-space:nowrap;">us-gaap_Investments</td>
</tr>
<tr>
<td style="padding-right: 4px;white-space:nowrap;"><strong> Namespace Prefix:</strong></td>
<td>us-gaap_</td>
</tr>
<tr>
<td><strong> Data Type:</strong></td>
<td>xbrli:monetaryItemType</td>
</tr>
<tr>
<td><strong> Balance Type:</strong></td>
<td>debit</td>
</tr>
<tr>
<td><strong> Period Type:</strong></td>
<td>instant</td>
</tr>
</table></div>
</div></td></tr>
</table>
<table border="0" cellpadding="0" cellspacing="0" class="authRefData" style="display: none;" id="defref_us-gaap_LifeInsuranceCorporateOrBankOwnedAmount">
<tr><td class="hide"><a style="color: white;" href="javascript:void(0);" onclick="top.Show.hideAR();">X</a></td></tr>
<tr><td><div class="body" style="padding: 2px;">
<a href="javascript:void(0);" onclick="top.Show.toggleNext( this );">- Definition</a><div><p>This item represents the amount that could be realized under a life insurance contract or contracts owned by the Entity as of the date of the statement of financial position. Such Entity-owned life insurance policies are commonly known as corporate-owned life insurance (COLI) or bank-owned life insurance (BOLI).</p></div>
<a href="javascript:void(0);" onclick="top.Show.toggleNext( this );">+ References</a><div style="display: none;"><p>Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef<br> -Publisher FASB<br> -Name Accounting Standards Codification<br> -Topic 210<br> -SubTopic 10<br> -Section S99<br> -Paragraph 1<br> -Subparagraph (SX 210.5-02.12)<br> -URI http://asc.fasb.org/extlink&amp;oid=120391452&amp;loc=d3e13212-122682<br><br>Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef<br> -Publisher FASB<br> -Name Accounting Standards Codification<br> -Topic 325<br> -SubTopic 30<br> -Section 25<br> -Paragraph 1<br> -URI http://asc.fasb.org/extlink&amp;oid=6384206&amp;loc=d3e41899-111602<br></p></div>
<a href="javascript:void(0);" onclick="top.Show.toggleNext( this );">+ Details</a><div style="display: none;"><table border="0" cellpadding="0" cellspacing="0">
<tr>
<td><strong> Name:</strong></td>
<td style="white-space:nowrap;">us-gaap_LifeInsuranceCorporateOrBankOwnedAmount</td>
</tr>
<tr>
<td style="padding-right: 4px;white-space:nowrap;"><strong> Namespace Prefix:</strong></td>
<td>us-gaap_</td>
</tr>
<tr>
<td><strong> Data Type:</strong></td>
<td>xbrli:monetaryItemType</td>
</tr>
<tr>
<td><strong> Balance Type:</strong></td>
<td>debit</td>
</tr>
<tr>
<td><strong> Period Type:</strong></td>
<td>instant</td>
</tr>
</table></div>
</div></td></tr>
</table>
<table border="0" cellpadding="0" cellspacing="0" class="authRefData" style="display: none;" id="defref_us-gaap_MoneyMarketFundsAtCarryingValue">
<tr><td class="hide"><a style="color: white;" href="javascript:void(0);" onclick="top.Show.hideAR();">X</a></td></tr>
<tr><td><div class="body" style="padding: 2px;">
<a href="javascript:void(0);" onclick="top.Show.toggleNext( this );">- Definition</a><div><p>Investment in short-term money-market instruments (such as commercial paper, banker's acceptances, repurchase agreements, government securities, certificates of deposit, and so forth) which are highly liquid (that is, readily convertible to known amounts of cash) and so near their maturity that they present an insignificant risk of changes in value because of changes in interest rates. Generally, only investments with original maturities of three months or less qualify as cash equivalents by definition. Original maturity means an original maturity to the entity holding the investment. For example, both a three-month US Treasury bill and a three-year Treasury note purchased three months from maturity qualify as cash equivalents. However, a Treasury note purchased three-years ago does not become a cash equivalent when its remaining maturity is three months.</p></div>
<a href="javascript:void(0);" onclick="top.Show.toggleNext( this );">+ References</a><div style="display: none;"><p>No definition available.</p></div>
<a href="javascript:void(0);" onclick="top.Show.toggleNext( this );">+ Details</a><div style="display: none;"><table border="0" cellpadding="0" cellspacing="0">
<tr>
<td><strong> Name:</strong></td>
<td style="white-space:nowrap;">us-gaap_MoneyMarketFundsAtCarryingValue</td>
</tr>
<tr>
<td style="padding-right: 4px;white-space:nowrap;"><strong> Namespace Prefix:</strong></td>
<td>us-gaap_</td>
</tr>
<tr>
<td><strong> Data Type:</strong></td>
<td>xbrli:monetaryItemType</td>
</tr>
<tr>
<td><strong> Balance Type:</strong></td>
<td>debit</td>
</tr>
<tr>
<td><strong> Period Type:</strong></td>
<td>instant</td>
</tr>
</table></div>
</div></td></tr>
</table>
<table border="0" cellpadding="0" cellspacing="0" class="authRefData" style="display: none;" id="defref_us-gaap_OrganizationConsolidationAndPresentationOfFinancialStatementsAbstract">
<tr><td class="hide"><a style="color: white;" href="javascript:void(0);" onclick="top.Show.hideAR();">X</a></td></tr>
<tr><td><div class="body" style="padding: 2px;">
<a href="javascript:void(0);" onclick="top.Show.toggleNext( this );">- References</a><div><p>No definition available.</p></div>
<a href="javascript:void(0);" onclick="top.Show.toggleNext( this );">+ Details</a><div style="display: none;"><table border="0" cellpadding="0" cellspacing="0">
<tr>
<td><strong> Name:</strong></td>
<td style="white-space:nowrap;">us-gaap_OrganizationConsolidationAndPresentationOfFinancialStatementsAbstract</td>
</tr>
<tr>
<td style="padding-right: 4px;white-space:nowrap;"><strong> Namespace Prefix:</strong></td>
<td>us-gaap_</td>
</tr>
<tr>
<td><strong> Data Type:</strong></td>
<td>xbrli:stringItemType</td>
</tr>
<tr>
<td><strong> Balance Type:</strong></td>
<td>na</td>
</tr>
<tr>
<td><strong> Period Type:</strong></td>
<td>duration</td>
</tr>
</table></div>
</div></td></tr>
</table>
<table border="0" cellpadding="0" cellspacing="0" class="authRefData" style="display: none;" id="defref_us-gaap_OtherInvestments">
<tr><td class="hide"><a style="color: white;" href="javascript:void(0);" onclick="top.Show.hideAR();">X</a></td></tr>
<tr><td><div class="body" style="padding: 2px;">
<a href="javascript:void(0);" onclick="top.Show.toggleNext( this );">- Definition</a><div><p>Amount of investments classified as other.</p></div>
<a href="javascript:void(0);" onclick="top.Show.toggleNext( this );">+ References</a><div style="display: none;"><p>Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef<br> -Publisher FASB<br> -Name Accounting Standards Codification<br> -Topic 944<br> -SubTopic 210<br> -Section S99<br> -Paragraph 1<br> -Subparagraph (SX 210.7-03.1(f,g))<br> -URI http://asc.fasb.org/extlink&amp;oid=120400017&amp;loc=d3e572229-122910<br><br>Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef<br> -Publisher FASB<br> -Name Accounting Standards Codification<br> -Topic 210<br> -SubTopic 10<br> -Section S99<br> -Paragraph 1<br> -Subparagraph (SX 210.5-02.12)<br> -URI http://asc.fasb.org/extlink&amp;oid=120391452&amp;loc=d3e13212-122682<br></p></div>
<a href="javascript:void(0);" onclick="top.Show.toggleNext( this );">+ Details</a><div style="display: none;"><table border="0" cellpadding="0" cellspacing="0">
<tr>
<td><strong> Name:</strong></td>
<td style="white-space:nowrap;">us-gaap_OtherInvestments</td>
</tr>
<tr>
<td style="padding-right: 4px;white-space:nowrap;"><strong> Namespace Prefix:</strong></td>
<td>us-gaap_</td>
</tr>
<tr>
<td><strong> Data Type:</strong></td>
<td>xbrli:monetaryItemType</td>
</tr>
<tr>
<td><strong> Balance Type:</strong></td>
<td>debit</td>
</tr>
<tr>
<td><strong> Period Type:</strong></td>
<td>instant</td>
</tr>
</table></div>
</div></td></tr>
</table>
</div>
</body>
</html>
</TEXT>
</DOCUMENT>
<DOCUMENT>
<TYPE>XML
<SEQUENCE>52
<FILENAME>R41.htm
<DESCRIPTION>IDEA: XBRL DOCUMENT
<TEXT>
<html>
<head>
<title></title>
<link rel="stylesheet" type="text/css" href="report.css">
<script type="text/javascript" src="Show.js">/* Do Not Remove This Comment */</script><script type="text/javascript">
							function toggleNextSibling (e) {
							if (e.nextSibling.style.display=='none') {
							e.nextSibling.style.display='block';
							} else { e.nextSibling.style.display='none'; }
							}</script>
</head>
<body>
<span style="display: none;">v3.21.1</span><table class="report" border="0" cellspacing="2" id="idm140348372673992">
<tr>
<th class="tl" colspan="1" rowspan="1"><div style="width: 200px;"><strong>Select Balance Sheet Information - Schedule of Property, Plant and Equipment (Details) - USD ($)<br> $ in Thousands</strong></div></th>
<th class="th"><div>Mar. 31, 2021</div></th>
<th class="th"><div>Dec. 31, 2020</div></th>
</tr>
<tr class="re">
<td class="pl " style="border-bottom: 0px;" valign="top"><a class="a" href="javascript:void(0);" onclick="top.Show.showAR( this, 'defref_us-gaap_PropertyPlantAndEquipmentLineItems', window );"><strong>Property, Plant and Equipment [Line Items]</strong></a></td>
<td class="text">&#160;<span></span>
</td>
<td class="text">&#160;<span></span>
</td>
</tr>
<tr class="rou">
<td class="pl " style="border-bottom: 0px;" valign="top"><a class="a" href="javascript:void(0);" onclick="top.Show.showAR( this, 'defref_us-gaap_PropertyPlantAndEquipmentNet', window );">Property, Plant and Equipment, net of accumulated depreciation</a></td>
<td class="nump">$ 2,060,792<span></span>
</td>
<td class="nump">$ 2,049,273<span></span>
</td>
</tr>
<tr class="rh">
<td class="pl " style="border-bottom: 0px;" valign="top"><a class="a" href="javascript:void(0);" onclick="top.Show.showAR( this, 'defref_us-gaap_PublicUtilityAxis=ottr_ElectricPlantMember', window );">Electric Plant in Service</a></td>
<td class="text">&#160;<span></span>
</td>
<td class="text">&#160;<span></span>
</td>
</tr>
<tr class="ro">
<td class="pl " style="border-bottom: 0px;" valign="top"><a class="a" href="javascript:void(0);" onclick="top.Show.showAR( this, 'defref_us-gaap_PropertyPlantAndEquipmentLineItems', window );"><strong>Property, Plant and Equipment [Line Items]</strong></a></td>
<td class="text">&#160;<span></span>
</td>
<td class="text">&#160;<span></span>
</td>
</tr>
<tr class="re">
<td class="pl " style="border-bottom: 0px;" valign="top"><a class="a" href="javascript:void(0);" onclick="top.Show.showAR( this, 'defref_us-gaap_PropertyPlantAndEquipmentGross', window );">Property, plant and equipment, gross</a></td>
<td class="nump">2,760,560<span></span>
</td>
<td class="nump">2,734,430<span></span>
</td>
</tr>
<tr class="ro">
<td class="pl " style="border-bottom: 0px;" valign="top"><a class="a" href="javascript:void(0);" onclick="top.Show.showAR( this, 'defref_us-gaap_AccumulatedDepreciationDepletionAndAmortizationPropertyPlantAndEquipment', window );">Less Accumulated Depreciation and Amortization</a></td>
<td class="nump">796,161<span></span>
</td>
<td class="nump">778,988<span></span>
</td>
</tr>
<tr class="reu">
<td class="pl " style="border-bottom: 0px;" valign="top"><a class="a" href="javascript:void(0);" onclick="top.Show.showAR( this, 'defref_us-gaap_PropertyPlantAndEquipmentNet', window );">Property, Plant and Equipment, net of accumulated depreciation</a></td>
<td class="nump">1,964,399<span></span>
</td>
<td class="nump">1,955,442<span></span>
</td>
</tr>
<tr class="rh">
<td class="pl " style="border-bottom: 0px;" valign="top"><a class="a" href="javascript:void(0);" onclick="top.Show.showAR( this, 'defref_us-gaap_PublicUtilityAxis=ottr_NonelectricPlantMember', window );">Nonelectric Property, Plant and Equipment</a></td>
<td class="text">&#160;<span></span>
</td>
<td class="text">&#160;<span></span>
</td>
</tr>
<tr class="re">
<td class="pl " style="border-bottom: 0px;" valign="top"><a class="a" href="javascript:void(0);" onclick="top.Show.showAR( this, 'defref_us-gaap_PropertyPlantAndEquipmentLineItems', window );"><strong>Property, Plant and Equipment [Line Items]</strong></a></td>
<td class="text">&#160;<span></span>
</td>
<td class="text">&#160;<span></span>
</td>
</tr>
<tr class="ro">
<td class="pl " style="border-bottom: 0px;" valign="top"><a class="a" href="javascript:void(0);" onclick="top.Show.showAR( this, 'defref_us-gaap_PropertyPlantAndEquipmentGross', window );">Property, plant and equipment, gross</a></td>
<td class="nump">272,061<span></span>
</td>
<td class="nump">268,020<span></span>
</td>
</tr>
<tr class="re">
<td class="pl " style="border-bottom: 0px;" valign="top"><a class="a" href="javascript:void(0);" onclick="top.Show.showAR( this, 'defref_us-gaap_AccumulatedDepreciationDepletionAndAmortizationPropertyPlantAndEquipment', window );">Less Accumulated Depreciation and Amortization</a></td>
<td class="nump">175,668<span></span>
</td>
<td class="nump">174,189<span></span>
</td>
</tr>
<tr class="rou">
<td class="pl " style="border-bottom: 0px;" valign="top"><a class="a" href="javascript:void(0);" onclick="top.Show.showAR( this, 'defref_us-gaap_PropertyPlantAndEquipmentNet', window );">Property, Plant and Equipment, net of accumulated depreciation</a></td>
<td class="nump">96,393<span></span>
</td>
<td class="nump">93,831<span></span>
</td>
</tr>
<tr class="rh">
<td class="pl " style="border-bottom: 0px;" valign="top"><a class="a" href="javascript:void(0);" onclick="top.Show.showAR( this, 'defref_us-gaap_PropertyPlantAndEquipmentByTypeAxis=ottr_ElectricPlantInServiceMember', window );">Electric Plant in Service | Electric Plant in Service</a></td>
<td class="text">&#160;<span></span>
</td>
<td class="text">&#160;<span></span>
</td>
</tr>
<tr class="ro">
<td class="pl " style="border-bottom: 0px;" valign="top"><a class="a" href="javascript:void(0);" onclick="top.Show.showAR( this, 'defref_us-gaap_PropertyPlantAndEquipmentLineItems', window );"><strong>Property, Plant and Equipment [Line Items]</strong></a></td>
<td class="text">&#160;<span></span>
</td>
<td class="text">&#160;<span></span>
</td>
</tr>
<tr class="re">
<td class="pl " style="border-bottom: 0px;" valign="top"><a class="a" href="javascript:void(0);" onclick="top.Show.showAR( this, 'defref_us-gaap_PropertyPlantAndEquipmentGross', window );">Property, plant and equipment, gross</a></td>
<td class="nump">2,682,884<span></span>
</td>
<td class="nump">2,531,352<span></span>
</td>
</tr>
<tr class="rh">
<td class="pl " style="border-bottom: 0px;" valign="top"><a class="a" href="javascript:void(0);" onclick="top.Show.showAR( this, 'defref_us-gaap_PropertyPlantAndEquipmentByTypeAxis=us-gaap_ConstructionInProgressMember', window );">Construction Work in Progress | Electric Plant in Service</a></td>
<td class="text">&#160;<span></span>
</td>
<td class="text">&#160;<span></span>
</td>
</tr>
<tr class="re">
<td class="pl " style="border-bottom: 0px;" valign="top"><a class="a" href="javascript:void(0);" onclick="top.Show.showAR( this, 'defref_us-gaap_PropertyPlantAndEquipmentLineItems', window );"><strong>Property, Plant and Equipment [Line Items]</strong></a></td>
<td class="text">&#160;<span></span>
</td>
<td class="text">&#160;<span></span>
</td>
</tr>
<tr class="ro">
<td class="pl " style="border-bottom: 0px;" valign="top"><a class="a" href="javascript:void(0);" onclick="top.Show.showAR( this, 'defref_us-gaap_PropertyPlantAndEquipmentGross', window );">Property, plant and equipment, gross</a></td>
<td class="nump">77,676<span></span>
</td>
<td class="nump">203,078<span></span>
</td>
</tr>
<tr class="rh">
<td class="pl " style="border-bottom: 0px;" valign="top"><a class="a" href="javascript:void(0);" onclick="top.Show.showAR( this, 'defref_us-gaap_PropertyPlantAndEquipmentByTypeAxis=us-gaap_ConstructionInProgressMember', window );">Construction Work in Progress | Nonelectric Property, Plant and Equipment</a></td>
<td class="text">&#160;<span></span>
</td>
<td class="text">&#160;<span></span>
</td>
</tr>
<tr class="ro">
<td class="pl " style="border-bottom: 0px;" valign="top"><a class="a" href="javascript:void(0);" onclick="top.Show.showAR( this, 'defref_us-gaap_PropertyPlantAndEquipmentLineItems', window );"><strong>Property, Plant and Equipment [Line Items]</strong></a></td>
<td class="text">&#160;<span></span>
</td>
<td class="text">&#160;<span></span>
</td>
</tr>
<tr class="re">
<td class="pl " style="border-bottom: 0px;" valign="top"><a class="a" href="javascript:void(0);" onclick="top.Show.showAR( this, 'defref_us-gaap_PropertyPlantAndEquipmentGross', window );">Property, plant and equipment, gross</a></td>
<td class="nump">12,086<span></span>
</td>
<td class="nump">9,290<span></span>
</td>
</tr>
<tr class="rh">
<td class="pl " style="border-bottom: 0px;" valign="top"><a class="a" href="javascript:void(0);" onclick="top.Show.showAR( this, 'defref_us-gaap_PropertyPlantAndEquipmentByTypeAxis=ottr_NonelectricOperationsPlantMember', window );">Nonelectric Property, Plant and Equipment in Service | Nonelectric Property, Plant and Equipment</a></td>
<td class="text">&#160;<span></span>
</td>
<td class="text">&#160;<span></span>
</td>
</tr>
<tr class="re">
<td class="pl " style="border-bottom: 0px;" valign="top"><a class="a" href="javascript:void(0);" onclick="top.Show.showAR( this, 'defref_us-gaap_PropertyPlantAndEquipmentLineItems', window );"><strong>Property, Plant and Equipment [Line Items]</strong></a></td>
<td class="text">&#160;<span></span>
</td>
<td class="text">&#160;<span></span>
</td>
</tr>
<tr class="ro">
<td class="pl " style="border-bottom: 0px;" valign="top"><a class="a" href="javascript:void(0);" onclick="top.Show.showAR( this, 'defref_us-gaap_PropertyPlantAndEquipmentGross', window );">Property, plant and equipment, gross</a></td>
<td class="nump">$ 259,975<span></span>
</td>
<td class="nump">$ 258,730<span></span>
</td>
</tr>
</table>
<div style="display: none;">
<table border="0" cellpadding="0" cellspacing="0" class="authRefData" style="display: none;" id="defref_us-gaap_AccumulatedDepreciationDepletionAndAmortizationPropertyPlantAndEquipment">
<tr><td class="hide"><a style="color: white;" href="javascript:void(0);" onclick="top.Show.hideAR();">X</a></td></tr>
<tr><td><div class="body" style="padding: 2px;">
<a href="javascript:void(0);" onclick="top.Show.toggleNext( this );">- Definition</a><div><p>Amount of accumulated depreciation, depletion and amortization for physical assets used in the normal conduct of business to produce goods and services.</p></div>
<a href="javascript:void(0);" onclick="top.Show.toggleNext( this );">+ References</a><div style="display: none;"><p>Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef<br> -Publisher FASB<br> -Name Accounting Standards Codification<br> -Topic 360<br> -SubTopic 10<br> -Section 50<br> -Paragraph 1<br> -Subparagraph (c)<br> -URI http://asc.fasb.org/extlink&amp;oid=6391035&amp;loc=d3e2868-110229<br><br>Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef<br> -Publisher FASB<br> -Name Accounting Standards Codification<br> -Topic 210<br> -SubTopic 10<br> -Section S99<br> -Paragraph 1<br> -Subparagraph (SX 210.5-02.14)<br> -URI http://asc.fasb.org/extlink&amp;oid=120391452&amp;loc=d3e13212-122682<br></p></div>
<a href="javascript:void(0);" onclick="top.Show.toggleNext( this );">+ Details</a><div style="display: none;"><table border="0" cellpadding="0" cellspacing="0">
<tr>
<td><strong> Name:</strong></td>
<td style="white-space:nowrap;">us-gaap_AccumulatedDepreciationDepletionAndAmortizationPropertyPlantAndEquipment</td>
</tr>
<tr>
<td style="padding-right: 4px;white-space:nowrap;"><strong> Namespace Prefix:</strong></td>
<td>us-gaap_</td>
</tr>
<tr>
<td><strong> Data Type:</strong></td>
<td>xbrli:monetaryItemType</td>
</tr>
<tr>
<td><strong> Balance Type:</strong></td>
<td>credit</td>
</tr>
<tr>
<td><strong> Period Type:</strong></td>
<td>instant</td>
</tr>
</table></div>
</div></td></tr>
</table>
<table border="0" cellpadding="0" cellspacing="0" class="authRefData" style="display: none;" id="defref_us-gaap_PropertyPlantAndEquipmentGross">
<tr><td class="hide"><a style="color: white;" href="javascript:void(0);" onclick="top.Show.hideAR();">X</a></td></tr>
<tr><td><div class="body" style="padding: 2px;">
<a href="javascript:void(0);" onclick="top.Show.toggleNext( this );">- Definition</a><div><p>Amount before accumulated depreciation, depletion and amortization of physical assets used in the normal conduct of business and not intended for resale. Examples include, but are not limited to, land, buildings, machinery and equipment, office equipment, and furniture and fixtures.</p></div>
<a href="javascript:void(0);" onclick="top.Show.toggleNext( this );">+ References</a><div style="display: none;"><p>Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef<br> -Publisher FASB<br> -Name Accounting Standards Codification<br> -Topic 360<br> -SubTopic 10<br> -Section 50<br> -Paragraph 1<br> -Subparagraph (b)<br> -URI http://asc.fasb.org/extlink&amp;oid=6391035&amp;loc=d3e2868-110229<br><br>Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef<br> -Publisher FASB<br> -Name Accounting Standards Codification<br> -Topic 210<br> -SubTopic 10<br> -Section S99<br> -Paragraph 1<br> -Subparagraph (SX 210.5-02.13)<br> -URI http://asc.fasb.org/extlink&amp;oid=120391452&amp;loc=d3e13212-122682<br></p></div>
<a href="javascript:void(0);" onclick="top.Show.toggleNext( this );">+ Details</a><div style="display: none;"><table border="0" cellpadding="0" cellspacing="0">
<tr>
<td><strong> Name:</strong></td>
<td style="white-space:nowrap;">us-gaap_PropertyPlantAndEquipmentGross</td>
</tr>
<tr>
<td style="padding-right: 4px;white-space:nowrap;"><strong> Namespace Prefix:</strong></td>
<td>us-gaap_</td>
</tr>
<tr>
<td><strong> Data Type:</strong></td>
<td>xbrli:monetaryItemType</td>
</tr>
<tr>
<td><strong> Balance Type:</strong></td>
<td>debit</td>
</tr>
<tr>
<td><strong> Period Type:</strong></td>
<td>instant</td>
</tr>
</table></div>
</div></td></tr>
</table>
<table border="0" cellpadding="0" cellspacing="0" class="authRefData" style="display: none;" id="defref_us-gaap_PropertyPlantAndEquipmentLineItems">
<tr><td class="hide"><a style="color: white;" href="javascript:void(0);" onclick="top.Show.hideAR();">X</a></td></tr>
<tr><td><div class="body" style="padding: 2px;">
<a href="javascript:void(0);" onclick="top.Show.toggleNext( this );">- Definition</a><div><p>Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table.</p></div>
<a href="javascript:void(0);" onclick="top.Show.toggleNext( this );">+ References</a><div style="display: none;"><p>No definition available.</p></div>
<a href="javascript:void(0);" onclick="top.Show.toggleNext( this );">+ Details</a><div style="display: none;"><table border="0" cellpadding="0" cellspacing="0">
<tr>
<td><strong> Name:</strong></td>
<td style="white-space:nowrap;">us-gaap_PropertyPlantAndEquipmentLineItems</td>
</tr>
<tr>
<td style="padding-right: 4px;white-space:nowrap;"><strong> Namespace Prefix:</strong></td>
<td>us-gaap_</td>
</tr>
<tr>
<td><strong> Data Type:</strong></td>
<td>xbrli:stringItemType</td>
</tr>
<tr>
<td><strong> Balance Type:</strong></td>
<td>na</td>
</tr>
<tr>
<td><strong> Period Type:</strong></td>
<td>duration</td>
</tr>
</table></div>
</div></td></tr>
</table>
<table border="0" cellpadding="0" cellspacing="0" class="authRefData" style="display: none;" id="defref_us-gaap_PropertyPlantAndEquipmentNet">
<tr><td class="hide"><a style="color: white;" href="javascript:void(0);" onclick="top.Show.hideAR();">X</a></td></tr>
<tr><td><div class="body" style="padding: 2px;">
<a href="javascript:void(0);" onclick="top.Show.toggleNext( this );">- Definition</a><div><p>Amount after accumulated depreciation, depletion and amortization of physical assets used in the normal conduct of business to produce goods and services and not intended for resale. Examples include, but are not limited to, land, buildings, machinery and equipment, office equipment, and furniture and fixtures.</p></div>
<a href="javascript:void(0);" onclick="top.Show.toggleNext( this );">+ References</a><div style="display: none;"><p>Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef<br> -Publisher FASB<br> -Name Accounting Standards Codification<br> -Topic 210<br> -SubTopic 10<br> -Section S99<br> -Paragraph 1<br> -Subparagraph (SX 210.5-02(14))<br> -URI http://asc.fasb.org/extlink&amp;oid=120391452&amp;loc=d3e13212-122682<br><br>Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef<br> -Publisher FASB<br> -Name Accounting Standards Codification<br> -Topic 360<br> -SubTopic 10<br> -Section 50<br> -Paragraph 1<br> -URI http://asc.fasb.org/extlink&amp;oid=6391035&amp;loc=d3e2868-110229<br><br>Reference 3: http://fasb.org/us-gaap/role/ref/legacyRef<br> -Publisher FASB<br> -Name Accounting Standards Codification<br> -Topic 944<br> -SubTopic 210<br> -Section S99<br> -Paragraph 1<br> -Subparagraph (SX 210.7-03(a)(8))<br> -URI http://asc.fasb.org/extlink&amp;oid=120400017&amp;loc=d3e572229-122910<br><br>Reference 4: http://fasb.org/us-gaap/role/ref/legacyRef<br> -Publisher FASB<br> -Name Accounting Standards Codification<br> -Topic 210<br> -SubTopic 10<br> -Section S99<br> -Paragraph 1<br> -Subparagraph (SX 210.5-02(13))<br> -URI http://asc.fasb.org/extlink&amp;oid=120391452&amp;loc=d3e13212-122682<br></p></div>
<a href="javascript:void(0);" onclick="top.Show.toggleNext( this );">+ Details</a><div style="display: none;"><table border="0" cellpadding="0" cellspacing="0">
<tr>
<td><strong> Name:</strong></td>
<td style="white-space:nowrap;">us-gaap_PropertyPlantAndEquipmentNet</td>
</tr>
<tr>
<td style="padding-right: 4px;white-space:nowrap;"><strong> Namespace Prefix:</strong></td>
<td>us-gaap_</td>
</tr>
<tr>
<td><strong> Data Type:</strong></td>
<td>xbrli:monetaryItemType</td>
</tr>
<tr>
<td><strong> Balance Type:</strong></td>
<td>debit</td>
</tr>
<tr>
<td><strong> Period Type:</strong></td>
<td>instant</td>
</tr>
</table></div>
</div></td></tr>
</table>
<table border="0" cellpadding="0" cellspacing="0" class="authRefData" style="display: none;" id="defref_us-gaap_PublicUtilityAxis=ottr_ElectricPlantMember">
<tr><td class="hide"><a style="color: white;" href="javascript:void(0);" onclick="top.Show.hideAR();">X</a></td></tr>
<tr><td><div class="body" style="padding: 2px;">
<a href="javascript:void(0);" onclick="top.Show.toggleNext( this );">- Details</a><div><table border="0" cellpadding="0" cellspacing="0">
<tr>
<td><strong> Name:</strong></td>
<td style="white-space:nowrap;">us-gaap_PublicUtilityAxis=ottr_ElectricPlantMember</td>
</tr>
<tr>
<td style="padding-right: 4px;white-space:nowrap;"><strong> Namespace Prefix:</strong></td>
<td></td>
</tr>
<tr>
<td><strong> Data Type:</strong></td>
<td>na</td>
</tr>
<tr>
<td><strong> Balance Type:</strong></td>
<td></td>
</tr>
<tr>
<td><strong> Period Type:</strong></td>
<td></td>
</tr>
</table></div>
</div></td></tr>
</table>
<table border="0" cellpadding="0" cellspacing="0" class="authRefData" style="display: none;" id="defref_us-gaap_PublicUtilityAxis=ottr_NonelectricPlantMember">
<tr><td class="hide"><a style="color: white;" href="javascript:void(0);" onclick="top.Show.hideAR();">X</a></td></tr>
<tr><td><div class="body" style="padding: 2px;">
<a href="javascript:void(0);" onclick="top.Show.toggleNext( this );">- Details</a><div><table border="0" cellpadding="0" cellspacing="0">
<tr>
<td><strong> Name:</strong></td>
<td style="white-space:nowrap;">us-gaap_PublicUtilityAxis=ottr_NonelectricPlantMember</td>
</tr>
<tr>
<td style="padding-right: 4px;white-space:nowrap;"><strong> Namespace Prefix:</strong></td>
<td></td>
</tr>
<tr>
<td><strong> Data Type:</strong></td>
<td>na</td>
</tr>
<tr>
<td><strong> Balance Type:</strong></td>
<td></td>
</tr>
<tr>
<td><strong> Period Type:</strong></td>
<td></td>
</tr>
</table></div>
</div></td></tr>
</table>
<table border="0" cellpadding="0" cellspacing="0" class="authRefData" style="display: none;" id="defref_us-gaap_PropertyPlantAndEquipmentByTypeAxis=ottr_ElectricPlantInServiceMember">
<tr><td class="hide"><a style="color: white;" href="javascript:void(0);" onclick="top.Show.hideAR();">X</a></td></tr>
<tr><td><div class="body" style="padding: 2px;">
<a href="javascript:void(0);" onclick="top.Show.toggleNext( this );">- Details</a><div><table border="0" cellpadding="0" cellspacing="0">
<tr>
<td><strong> Name:</strong></td>
<td style="white-space:nowrap;">us-gaap_PropertyPlantAndEquipmentByTypeAxis=ottr_ElectricPlantInServiceMember</td>
</tr>
<tr>
<td style="padding-right: 4px;white-space:nowrap;"><strong> Namespace Prefix:</strong></td>
<td></td>
</tr>
<tr>
<td><strong> Data Type:</strong></td>
<td>na</td>
</tr>
<tr>
<td><strong> Balance Type:</strong></td>
<td></td>
</tr>
<tr>
<td><strong> Period Type:</strong></td>
<td></td>
</tr>
</table></div>
</div></td></tr>
</table>
<table border="0" cellpadding="0" cellspacing="0" class="authRefData" style="display: none;" id="defref_us-gaap_PropertyPlantAndEquipmentByTypeAxis=us-gaap_ConstructionInProgressMember">
<tr><td class="hide"><a style="color: white;" href="javascript:void(0);" onclick="top.Show.hideAR();">X</a></td></tr>
<tr><td><div class="body" style="padding: 2px;">
<a href="javascript:void(0);" onclick="top.Show.toggleNext( this );">- Details</a><div><table border="0" cellpadding="0" cellspacing="0">
<tr>
<td><strong> Name:</strong></td>
<td style="white-space:nowrap;">us-gaap_PropertyPlantAndEquipmentByTypeAxis=us-gaap_ConstructionInProgressMember</td>
</tr>
<tr>
<td style="padding-right: 4px;white-space:nowrap;"><strong> Namespace Prefix:</strong></td>
<td></td>
</tr>
<tr>
<td><strong> Data Type:</strong></td>
<td>na</td>
</tr>
<tr>
<td><strong> Balance Type:</strong></td>
<td></td>
</tr>
<tr>
<td><strong> Period Type:</strong></td>
<td></td>
</tr>
</table></div>
</div></td></tr>
</table>
<table border="0" cellpadding="0" cellspacing="0" class="authRefData" style="display: none;" id="defref_us-gaap_PropertyPlantAndEquipmentByTypeAxis=ottr_NonelectricOperationsPlantMember">
<tr><td class="hide"><a style="color: white;" href="javascript:void(0);" onclick="top.Show.hideAR();">X</a></td></tr>
<tr><td><div class="body" style="padding: 2px;">
<a href="javascript:void(0);" onclick="top.Show.toggleNext( this );">- Details</a><div><table border="0" cellpadding="0" cellspacing="0">
<tr>
<td><strong> Name:</strong></td>
<td style="white-space:nowrap;">us-gaap_PropertyPlantAndEquipmentByTypeAxis=ottr_NonelectricOperationsPlantMember</td>
</tr>
<tr>
<td style="padding-right: 4px;white-space:nowrap;"><strong> Namespace Prefix:</strong></td>
<td></td>
</tr>
<tr>
<td><strong> Data Type:</strong></td>
<td>na</td>
</tr>
<tr>
<td><strong> Balance Type:</strong></td>
<td></td>
</tr>
<tr>
<td><strong> Period Type:</strong></td>
<td></td>
</tr>
</table></div>
</div></td></tr>
</table>
</div>
</body>
</html>
</TEXT>
</DOCUMENT>
<DOCUMENT>
<TYPE>XML
<SEQUENCE>53
<FILENAME>R42.htm
<DESCRIPTION>IDEA: XBRL DOCUMENT
<TEXT>
<html>
<head>
<title></title>
<link rel="stylesheet" type="text/css" href="report.css">
<script type="text/javascript" src="Show.js">/* Do Not Remove This Comment */</script><script type="text/javascript">
							function toggleNextSibling (e) {
							if (e.nextSibling.style.display=='none') {
							e.nextSibling.style.display='block';
							} else { e.nextSibling.style.display='none'; }
							}</script>
</head>
<body>
<span style="display: none;">v3.21.1</span><table class="report" border="0" cellspacing="2" id="idm140348454651288">
<tr>
<th class="tl" colspan="1" rowspan="2"><div style="width: 200px;"><strong>Regulatory Matters - Regulatory Assets and Liabilities (Details) - USD ($)<br> $ in Thousands</strong></div></th>
<th class="th" colspan="1">3 Months Ended</th>
<th class="th" colspan="1"></th>
</tr>
<tr>
<th class="th"><div>Mar. 31, 2021</div></th>
<th class="th"><div>Dec. 31, 2020</div></th>
</tr>
<tr class="re">
<td class="pl " style="border-bottom: 0px;" valign="top"><a class="a" href="javascript:void(0);" onclick="top.Show.showAR( this, 'defref_ottr_ScheduleOfRegulatoryAssetsAndLiabilitiesLineItems', window );"><strong>Schedule of Regulatory Assets and Liabilities [Line Items]</strong></a></td>
<td class="text">&#160;<span></span>
</td>
<td class="text">&#160;<span></span>
</td>
</tr>
<tr class="ro">
<td class="pl " style="border-bottom: 0px;" valign="top"><a class="a" href="javascript:void(0);" onclick="top.Show.showAR( this, 'defref_us-gaap_RegulatoryAssetsCurrent', window );">Regulatory assets - current</a></td>
<td class="nump">$ 21,419<span></span>
</td>
<td class="nump">$ 21,900<span></span>
</td>
</tr>
<tr class="re">
<td class="pl " style="border-bottom: 0px;" valign="top"><a class="a" href="javascript:void(0);" onclick="top.Show.showAR( this, 'defref_us-gaap_RegulatoryAssetsNoncurrent', window );">Regulatory assets, long-term</a></td>
<td class="nump">167,556<span></span>
</td>
<td class="nump">168,395<span></span>
</td>
</tr>
<tr class="ro">
<td class="pl " style="border-bottom: 0px;" valign="top"><a class="a" href="javascript:void(0);" onclick="top.Show.showAR( this, 'defref_us-gaap_RegulatoryLiabilityCurrent', window );">Regulatory liabilities, current</a></td>
<td class="nump">12,517<span></span>
</td>
<td class="nump">16,663<span></span>
</td>
</tr>
<tr class="re">
<td class="pl " style="border-bottom: 0px;" valign="top"><a class="a" href="javascript:void(0);" onclick="top.Show.showAR( this, 'defref_us-gaap_RegulatoryLiabilityNoncurrent', window );">Regulatory liabilities, long -term</a></td>
<td class="nump">234,986<span></span>
</td>
<td class="nump">233,973<span></span>
</td>
</tr>
<tr class="rh">
<td class="pl " style="border-bottom: 0px;" valign="top"><a class="a" href="javascript:void(0);" onclick="top.Show.showAR( this, 'defref_us-gaap_RegulatoryLiabilityAxis=ottr_DeferredIncomeTaxesMember', window );">Deferred Income Taxes</a></td>
<td class="text">&#160;<span></span>
</td>
<td class="text">&#160;<span></span>
</td>
</tr>
<tr class="re">
<td class="pl " style="border-bottom: 0px;" valign="top"><a class="a" href="javascript:void(0);" onclick="top.Show.showAR( this, 'defref_ottr_ScheduleOfRegulatoryAssetsAndLiabilitiesLineItems', window );"><strong>Schedule of Regulatory Assets and Liabilities [Line Items]</strong></a></td>
<td class="text">&#160;<span></span>
</td>
<td class="text">&#160;<span></span>
</td>
</tr>
<tr class="ro">
<td class="pl " style="border-bottom: 0px;" valign="top"><a class="a" href="javascript:void(0);" onclick="top.Show.showAR( this, 'defref_us-gaap_RegulatoryLiabilityCurrent', window );">Regulatory liabilities, current</a></td>
<td class="nump">0<span></span>
</td>
<td class="nump">0<span></span>
</td>
</tr>
<tr class="re">
<td class="pl " style="border-bottom: 0px;" valign="top"><a class="a" href="javascript:void(0);" onclick="top.Show.showAR( this, 'defref_us-gaap_RegulatoryLiabilityNoncurrent', window );">Regulatory liabilities, long -term</a></td>
<td class="nump">133,306<span></span>
</td>
<td class="nump">134,719<span></span>
</td>
</tr>
<tr class="rh">
<td class="pl " style="border-bottom: 0px;" valign="top"><a class="a" href="javascript:void(0);" onclick="top.Show.showAR( this, 'defref_us-gaap_RegulatoryLiabilityAxis=ottr_PlantRemovalObligationsMember', window );">Plant Removal Obligations</a></td>
<td class="text">&#160;<span></span>
</td>
<td class="text">&#160;<span></span>
</td>
</tr>
<tr class="re">
<td class="pl " style="border-bottom: 0px;" valign="top"><a class="a" href="javascript:void(0);" onclick="top.Show.showAR( this, 'defref_ottr_ScheduleOfRegulatoryAssetsAndLiabilitiesLineItems', window );"><strong>Schedule of Regulatory Assets and Liabilities [Line Items]</strong></a></td>
<td class="text">&#160;<span></span>
</td>
<td class="text">&#160;<span></span>
</td>
</tr>
<tr class="ro">
<td class="pl " style="border-bottom: 0px;" valign="top"><a class="a" href="javascript:void(0);" onclick="top.Show.showAR( this, 'defref_us-gaap_RegulatoryLiabilityCurrent', window );">Regulatory liabilities, current</a></td>
<td class="nump">0<span></span>
</td>
<td class="nump">0<span></span>
</td>
</tr>
<tr class="re">
<td class="pl " style="border-bottom: 0px;" valign="top"><a class="a" href="javascript:void(0);" onclick="top.Show.showAR( this, 'defref_us-gaap_RegulatoryLiabilityNoncurrent', window );">Regulatory liabilities, long -term</a></td>
<td class="nump">100,616<span></span>
</td>
<td class="nump">98,707<span></span>
</td>
</tr>
<tr class="rh">
<td class="pl " style="border-bottom: 0px;" valign="top"><a class="a" href="javascript:void(0);" onclick="top.Show.showAR( this, 'defref_us-gaap_RegulatoryLiabilityAxis=ottr_FuelClauseAdjustmentMember', window );">Fuel Clause Adjustments</a></td>
<td class="text">&#160;<span></span>
</td>
<td class="text">&#160;<span></span>
</td>
</tr>
<tr class="re">
<td class="pl " style="border-bottom: 0px;" valign="top"><a class="a" href="javascript:void(0);" onclick="top.Show.showAR( this, 'defref_ottr_ScheduleOfRegulatoryAssetsAndLiabilitiesLineItems', window );"><strong>Schedule of Regulatory Assets and Liabilities [Line Items]</strong></a></td>
<td class="text">&#160;<span></span>
</td>
<td class="text">&#160;<span></span>
</td>
</tr>
<tr class="ro">
<td class="pl " style="border-bottom: 0px;" valign="top"><a class="a" href="javascript:void(0);" onclick="top.Show.showAR( this, 'defref_us-gaap_RegulatoryLiabilityCurrent', window );">Regulatory liabilities, current</a></td>
<td class="nump">7,072<span></span>
</td>
<td class="nump">10,947<span></span>
</td>
</tr>
<tr class="re">
<td class="pl " style="border-bottom: 0px;" valign="top"><a class="a" href="javascript:void(0);" onclick="top.Show.showAR( this, 'defref_us-gaap_RegulatoryLiabilityNoncurrent', window );">Regulatory liabilities, long -term</a></td>
<td class="nump">$ 0<span></span>
</td>
<td class="nump">0<span></span>
</td>
</tr>
<tr class="ro">
<td class="pl " style="border-bottom: 0px;" valign="top"><a class="a" href="javascript:void(0);" onclick="top.Show.showAR( this, 'defref_us-gaap_RegulatoryLiabilityAmortizationPeriod', window );">Regulatory Liabilities - Remaining Recovery/Refund Period</a></td>
<td class="text">1 year<span></span>
</td>
<td class="text">&#160;<span></span>
</td>
</tr>
<tr class="rh">
<td class="pl " style="border-bottom: 0px;" valign="top"><a class="a" href="javascript:void(0);" onclick="top.Show.showAR( this, 'defref_us-gaap_RegulatoryLiabilityAxis=ottr_AlternativeRevenueProgramRidersMember', window );">Alternative Revenue Program Riders</a></td>
<td class="text">&#160;<span></span>
</td>
<td class="text">&#160;<span></span>
</td>
</tr>
<tr class="ro">
<td class="pl " style="border-bottom: 0px;" valign="top"><a class="a" href="javascript:void(0);" onclick="top.Show.showAR( this, 'defref_ottr_ScheduleOfRegulatoryAssetsAndLiabilitiesLineItems', window );"><strong>Schedule of Regulatory Assets and Liabilities [Line Items]</strong></a></td>
<td class="text">&#160;<span></span>
</td>
<td class="text">&#160;<span></span>
</td>
</tr>
<tr class="re">
<td class="pl " style="border-bottom: 0px;" valign="top"><a class="a" href="javascript:void(0);" onclick="top.Show.showAR( this, 'defref_us-gaap_RegulatoryLiabilityCurrent', window );">Regulatory liabilities, current</a></td>
<td class="nump">$ 3,306<span></span>
</td>
<td class="nump">3,581<span></span>
</td>
</tr>
<tr class="ro">
<td class="pl " style="border-bottom: 0px;" valign="top"><a class="a" href="javascript:void(0);" onclick="top.Show.showAR( this, 'defref_us-gaap_RegulatoryLiabilityNoncurrent', window );">Regulatory liabilities, long -term</a></td>
<td class="nump">837<span></span>
</td>
<td class="nump">470<span></span>
</td>
</tr>
<tr class="rh">
<td class="pl " style="border-bottom: 0px;" valign="top"><a class="a" href="javascript:void(0);" onclick="top.Show.showAR( this, 'defref_us-gaap_RegulatoryLiabilityAxis=ottr_PensionAndOtherPostretirementBenefitPlansMember', window );">Pension and Other Postretirement Benefit Plans</a></td>
<td class="text">&#160;<span></span>
</td>
<td class="text">&#160;<span></span>
</td>
</tr>
<tr class="ro">
<td class="pl " style="border-bottom: 0px;" valign="top"><a class="a" href="javascript:void(0);" onclick="top.Show.showAR( this, 'defref_ottr_ScheduleOfRegulatoryAssetsAndLiabilitiesLineItems', window );"><strong>Schedule of Regulatory Assets and Liabilities [Line Items]</strong></a></td>
<td class="text">&#160;<span></span>
</td>
<td class="text">&#160;<span></span>
</td>
</tr>
<tr class="re">
<td class="pl " style="border-bottom: 0px;" valign="top"><a class="a" href="javascript:void(0);" onclick="top.Show.showAR( this, 'defref_us-gaap_RegulatoryLiabilityCurrent', window );">Regulatory liabilities, current</a></td>
<td class="nump">1,959<span></span>
</td>
<td class="nump">1,959<span></span>
</td>
</tr>
<tr class="ro">
<td class="pl " style="border-bottom: 0px;" valign="top"><a class="a" href="javascript:void(0);" onclick="top.Show.showAR( this, 'defref_us-gaap_RegulatoryLiabilityNoncurrent', window );">Regulatory liabilities, long -term</a></td>
<td class="nump">$ 0<span></span>
</td>
<td class="nump">0<span></span>
</td>
</tr>
<tr class="re">
<td class="pl " style="border-bottom: 0px;" valign="top"><a class="a" href="javascript:void(0);" onclick="top.Show.showAR( this, 'defref_us-gaap_RegulatoryLiabilityAmortizationPeriod', window );">Regulatory Liabilities - Remaining Recovery/Refund Period</a></td>
<td class="text">1 year<span></span>
</td>
<td class="text">&#160;<span></span>
</td>
</tr>
<tr class="rh">
<td class="pl " style="border-bottom: 0px;" valign="top"><a class="a" href="javascript:void(0);" onclick="top.Show.showAR( this, 'defref_us-gaap_RegulatoryLiabilityAxis=ottr_OtherRegulatoryLiabilitiesMember', window );">Other</a></td>
<td class="text">&#160;<span></span>
</td>
<td class="text">&#160;<span></span>
</td>
</tr>
<tr class="re">
<td class="pl " style="border-bottom: 0px;" valign="top"><a class="a" href="javascript:void(0);" onclick="top.Show.showAR( this, 'defref_ottr_ScheduleOfRegulatoryAssetsAndLiabilitiesLineItems', window );"><strong>Schedule of Regulatory Assets and Liabilities [Line Items]</strong></a></td>
<td class="text">&#160;<span></span>
</td>
<td class="text">&#160;<span></span>
</td>
</tr>
<tr class="ro">
<td class="pl " style="border-bottom: 0px;" valign="top"><a class="a" href="javascript:void(0);" onclick="top.Show.showAR( this, 'defref_us-gaap_RegulatoryLiabilityCurrent', window );">Regulatory liabilities, current</a></td>
<td class="nump">$ 180<span></span>
</td>
<td class="nump">176<span></span>
</td>
</tr>
<tr class="re">
<td class="pl " style="border-bottom: 0px;" valign="top"><a class="a" href="javascript:void(0);" onclick="top.Show.showAR( this, 'defref_us-gaap_RegulatoryLiabilityNoncurrent', window );">Regulatory liabilities, long -term</a></td>
<td class="nump">227<span></span>
</td>
<td class="nump">77<span></span>
</td>
</tr>
<tr class="rh">
<td class="pl " style="border-bottom: 0px;" valign="top"><a class="a" href="javascript:void(0);" onclick="top.Show.showAR( this, 'defref_us-gaap_RegulatoryAssetAxis=ottr_PensionAndOtherPostretirementBenefitPlansMember', window );">Pension and Other Postretirement Benefit Plans</a></td>
<td class="text">&#160;<span></span>
</td>
<td class="text">&#160;<span></span>
</td>
</tr>
<tr class="re">
<td class="pl " style="border-bottom: 0px;" valign="top"><a class="a" href="javascript:void(0);" onclick="top.Show.showAR( this, 'defref_ottr_ScheduleOfRegulatoryAssetsAndLiabilitiesLineItems', window );"><strong>Schedule of Regulatory Assets and Liabilities [Line Items]</strong></a></td>
<td class="text">&#160;<span></span>
</td>
<td class="text">&#160;<span></span>
</td>
</tr>
<tr class="ro">
<td class="pl " style="border-bottom: 0px;" valign="top"><a class="a" href="javascript:void(0);" onclick="top.Show.showAR( this, 'defref_us-gaap_RegulatoryAssetsCurrent', window );">Regulatory assets - current</a></td>
<td class="nump">11,037<span></span>
</td>
<td class="nump">11,037<span></span>
</td>
</tr>
<tr class="re">
<td class="pl " style="border-bottom: 0px;" valign="top"><a class="a" href="javascript:void(0);" onclick="top.Show.showAR( this, 'defref_us-gaap_RegulatoryAssetsNoncurrent', window );">Regulatory assets, long-term</a></td>
<td class="nump">143,996<span></span>
</td>
<td class="nump">146,071<span></span>
</td>
</tr>
<tr class="rh">
<td class="pl " style="border-bottom: 0px;" valign="top"><a class="a" href="javascript:void(0);" onclick="top.Show.showAR( this, 'defref_us-gaap_RegulatoryAssetAxis=ottr_AlternativeRevenueProgramRidersMember', window );">Alternative Revenue Program Riders</a></td>
<td class="text">&#160;<span></span>
</td>
<td class="text">&#160;<span></span>
</td>
</tr>
<tr class="re">
<td class="pl " style="border-bottom: 0px;" valign="top"><a class="a" href="javascript:void(0);" onclick="top.Show.showAR( this, 'defref_ottr_ScheduleOfRegulatoryAssetsAndLiabilitiesLineItems', window );"><strong>Schedule of Regulatory Assets and Liabilities [Line Items]</strong></a></td>
<td class="text">&#160;<span></span>
</td>
<td class="text">&#160;<span></span>
</td>
</tr>
<tr class="ro">
<td class="pl " style="border-bottom: 0px;" valign="top"><a class="a" href="javascript:void(0);" onclick="top.Show.showAR( this, 'defref_us-gaap_RegulatoryAssetsCurrent', window );">Regulatory assets - current</a></td>
<td class="nump">6,891<span></span>
</td>
<td class="nump">8,871<span></span>
</td>
</tr>
<tr class="re">
<td class="pl " style="border-bottom: 0px;" valign="top"><a class="a" href="javascript:void(0);" onclick="top.Show.showAR( this, 'defref_us-gaap_RegulatoryAssetsNoncurrent', window );">Regulatory assets, long-term</a></td>
<td class="nump">$ 10,418<span></span>
</td>
<td class="nump">9,373<span></span>
</td>
</tr>
<tr class="ro">
<td class="pl " style="border-bottom: 0px;" valign="top"><a class="a" href="javascript:void(0);" onclick="top.Show.showAR( this, 'defref_us-gaap_RegulatoryAssetAmortizationPeriod', window );">Regulatory Assets - Remaining Recovery/Refund Period</a></td>
<td class="text">3 years<span></span>
</td>
<td class="text">&#160;<span></span>
</td>
</tr>
<tr class="rh">
<td class="pl " style="border-bottom: 0px;" valign="top"><a class="a" href="javascript:void(0);" onclick="top.Show.showAR( this, 'defref_us-gaap_RegulatoryAssetAxis=ottr_AssetRetirementObligationsMember', window );">Asset Retirement Obligations</a></td>
<td class="text">&#160;<span></span>
</td>
<td class="text">&#160;<span></span>
</td>
</tr>
<tr class="ro">
<td class="pl " style="border-bottom: 0px;" valign="top"><a class="a" href="javascript:void(0);" onclick="top.Show.showAR( this, 'defref_ottr_ScheduleOfRegulatoryAssetsAndLiabilitiesLineItems', window );"><strong>Schedule of Regulatory Assets and Liabilities [Line Items]</strong></a></td>
<td class="text">&#160;<span></span>
</td>
<td class="text">&#160;<span></span>
</td>
</tr>
<tr class="re">
<td class="pl " style="border-bottom: 0px;" valign="top"><a class="a" href="javascript:void(0);" onclick="top.Show.showAR( this, 'defref_us-gaap_RegulatoryAssetsCurrent', window );">Regulatory assets - current</a></td>
<td class="nump">$ 0<span></span>
</td>
<td class="nump">0<span></span>
</td>
</tr>
<tr class="ro">
<td class="pl " style="border-bottom: 0px;" valign="top"><a class="a" href="javascript:void(0);" onclick="top.Show.showAR( this, 'defref_us-gaap_RegulatoryAssetsNoncurrent', window );">Regulatory assets, long-term</a></td>
<td class="nump">8,539<span></span>
</td>
<td class="nump">8,462<span></span>
</td>
</tr>
<tr class="rh">
<td class="pl " style="border-bottom: 0px;" valign="top"><a class="a" href="javascript:void(0);" onclick="top.Show.showAR( this, 'defref_us-gaap_RegulatoryAssetAxis=ottr_ISOCostRecoveryTrackersMember', window );">ISO Cost Recovery Trackers</a></td>
<td class="text">&#160;<span></span>
</td>
<td class="text">&#160;<span></span>
</td>
</tr>
<tr class="ro">
<td class="pl " style="border-bottom: 0px;" valign="top"><a class="a" href="javascript:void(0);" onclick="top.Show.showAR( this, 'defref_ottr_ScheduleOfRegulatoryAssetsAndLiabilitiesLineItems', window );"><strong>Schedule of Regulatory Assets and Liabilities [Line Items]</strong></a></td>
<td class="text">&#160;<span></span>
</td>
<td class="text">&#160;<span></span>
</td>
</tr>
<tr class="re">
<td class="pl " style="border-bottom: 0px;" valign="top"><a class="a" href="javascript:void(0);" onclick="top.Show.showAR( this, 'defref_us-gaap_RegulatoryAssetsCurrent', window );">Regulatory assets - current</a></td>
<td class="nump">809<span></span>
</td>
<td class="nump">1,079<span></span>
</td>
</tr>
<tr class="ro">
<td class="pl " style="border-bottom: 0px;" valign="top"><a class="a" href="javascript:void(0);" onclick="top.Show.showAR( this, 'defref_us-gaap_RegulatoryAssetsNoncurrent', window );">Regulatory assets, long-term</a></td>
<td class="nump">$ 703<span></span>
</td>
<td class="nump">867<span></span>
</td>
</tr>
<tr class="re">
<td class="pl " style="border-bottom: 0px;" valign="top"><a class="a" href="javascript:void(0);" onclick="top.Show.showAR( this, 'defref_us-gaap_RegulatoryAssetAmortizationPeriod', window );">Regulatory Assets - Remaining Recovery/Refund Period</a></td>
<td class="text">2 years<span></span>
</td>
<td class="text">&#160;<span></span>
</td>
</tr>
<tr class="rh">
<td class="pl " style="border-bottom: 0px;" valign="top"><a class="a" href="javascript:void(0);" onclick="top.Show.showAR( this, 'defref_us-gaap_RegulatoryAssetAxis=ottr_UnrecoveredProjectCostsMember', window );">Unrecovered Project Costs</a></td>
<td class="text">&#160;<span></span>
</td>
<td class="text">&#160;<span></span>
</td>
</tr>
<tr class="re">
<td class="pl " style="border-bottom: 0px;" valign="top"><a class="a" href="javascript:void(0);" onclick="top.Show.showAR( this, 'defref_ottr_ScheduleOfRegulatoryAssetsAndLiabilitiesLineItems', window );"><strong>Schedule of Regulatory Assets and Liabilities [Line Items]</strong></a></td>
<td class="text">&#160;<span></span>
</td>
<td class="text">&#160;<span></span>
</td>
</tr>
<tr class="ro">
<td class="pl " style="border-bottom: 0px;" valign="top"><a class="a" href="javascript:void(0);" onclick="top.Show.showAR( this, 'defref_us-gaap_RegulatoryAssetsCurrent', window );">Regulatory assets - current</a></td>
<td class="nump">$ 1,556<span></span>
</td>
<td class="nump">361<span></span>
</td>
</tr>
<tr class="re">
<td class="pl " style="border-bottom: 0px;" valign="top"><a class="a" href="javascript:void(0);" onclick="top.Show.showAR( this, 'defref_us-gaap_RegulatoryAssetsNoncurrent', window );">Regulatory assets, long-term</a></td>
<td class="nump">$ 2,937<span></span>
</td>
<td class="nump">2,989<span></span>
</td>
</tr>
<tr class="ro">
<td class="pl " style="border-bottom: 0px;" valign="top"><a class="a" href="javascript:void(0);" onclick="top.Show.showAR( this, 'defref_us-gaap_RegulatoryAssetAmortizationPeriod', window );">Regulatory Assets - Remaining Recovery/Refund Period</a></td>
<td class="text">3 years<span></span>
</td>
<td class="text">&#160;<span></span>
</td>
</tr>
<tr class="rh">
<td class="pl " style="border-bottom: 0px;" valign="top"><a class="a" href="javascript:void(0);" onclick="top.Show.showAR( this, 'defref_us-gaap_RegulatoryAssetAxis=ottr_DeferredRateCaseExpensesMember', window );">Deferred Rate Case Expenses</a></td>
<td class="text">&#160;<span></span>
</td>
<td class="text">&#160;<span></span>
</td>
</tr>
<tr class="ro">
<td class="pl " style="border-bottom: 0px;" valign="top"><a class="a" href="javascript:void(0);" onclick="top.Show.showAR( this, 'defref_ottr_ScheduleOfRegulatoryAssetsAndLiabilitiesLineItems', window );"><strong>Schedule of Regulatory Assets and Liabilities [Line Items]</strong></a></td>
<td class="text">&#160;<span></span>
</td>
<td class="text">&#160;<span></span>
</td>
</tr>
<tr class="re">
<td class="pl " style="border-bottom: 0px;" valign="top"><a class="a" href="javascript:void(0);" onclick="top.Show.showAR( this, 'defref_us-gaap_RegulatoryAssetsCurrent', window );">Regulatory assets - current</a></td>
<td class="nump">$ 493<span></span>
</td>
<td class="nump">360<span></span>
</td>
</tr>
<tr class="ro">
<td class="pl " style="border-bottom: 0px;" valign="top"><a class="a" href="javascript:void(0);" onclick="top.Show.showAR( this, 'defref_us-gaap_RegulatoryAssetsNoncurrent', window );">Regulatory assets, long-term</a></td>
<td class="nump">165<span></span>
</td>
<td class="nump">230<span></span>
</td>
</tr>
<tr class="rh">
<td class="pl " style="border-bottom: 0px;" valign="top"><a class="a" href="javascript:void(0);" onclick="top.Show.showAR( this, 'defref_us-gaap_RegulatoryAssetAxis=ottr_DebtReacquisitionPremiumsMember', window );">Debt Reacquisition Premiums</a></td>
<td class="text">&#160;<span></span>
</td>
<td class="text">&#160;<span></span>
</td>
</tr>
<tr class="ro">
<td class="pl " style="border-bottom: 0px;" valign="top"><a class="a" href="javascript:void(0);" onclick="top.Show.showAR( this, 'defref_ottr_ScheduleOfRegulatoryAssetsAndLiabilitiesLineItems', window );"><strong>Schedule of Regulatory Assets and Liabilities [Line Items]</strong></a></td>
<td class="text">&#160;<span></span>
</td>
<td class="text">&#160;<span></span>
</td>
</tr>
<tr class="re">
<td class="pl " style="border-bottom: 0px;" valign="top"><a class="a" href="javascript:void(0);" onclick="top.Show.showAR( this, 'defref_us-gaap_RegulatoryAssetsCurrent', window );">Regulatory assets - current</a></td>
<td class="nump">180<span></span>
</td>
<td class="nump">192<span></span>
</td>
</tr>
<tr class="ro">
<td class="pl " style="border-bottom: 0px;" valign="top"><a class="a" href="javascript:void(0);" onclick="top.Show.showAR( this, 'defref_us-gaap_RegulatoryAssetsNoncurrent', window );">Regulatory assets, long-term</a></td>
<td class="nump">$ 302<span></span>
</td>
<td class="nump">341<span></span>
</td>
</tr>
<tr class="re">
<td class="pl " style="border-bottom: 0px;" valign="top"><a class="a" href="javascript:void(0);" onclick="top.Show.showAR( this, 'defref_us-gaap_RegulatoryAssetAmortizationPeriod', window );">Regulatory Assets - Remaining Recovery/Refund Period</a></td>
<td class="text">12 years<span></span>
</td>
<td class="text">&#160;<span></span>
</td>
</tr>
<tr class="rh">
<td class="pl " style="border-bottom: 0px;" valign="top"><a class="a" href="javascript:void(0);" onclick="top.Show.showAR( this, 'defref_us-gaap_RegulatoryAssetAxis=ottr_OtherRegulatoryAssetsMember', window );">Other</a></td>
<td class="text">&#160;<span></span>
</td>
<td class="text">&#160;<span></span>
</td>
</tr>
<tr class="re">
<td class="pl " style="border-bottom: 0px;" valign="top"><a class="a" href="javascript:void(0);" onclick="top.Show.showAR( this, 'defref_ottr_ScheduleOfRegulatoryAssetsAndLiabilitiesLineItems', window );"><strong>Schedule of Regulatory Assets and Liabilities [Line Items]</strong></a></td>
<td class="text">&#160;<span></span>
</td>
<td class="text">&#160;<span></span>
</td>
</tr>
<tr class="ro">
<td class="pl " style="border-bottom: 0px;" valign="top"><a class="a" href="javascript:void(0);" onclick="top.Show.showAR( this, 'defref_us-gaap_RegulatoryAssetsCurrent', window );">Regulatory assets - current</a></td>
<td class="nump">$ 453<span></span>
</td>
<td class="nump">0<span></span>
</td>
</tr>
<tr class="re">
<td class="pl " style="border-bottom: 0px;" valign="top"><a class="a" href="javascript:void(0);" onclick="top.Show.showAR( this, 'defref_us-gaap_RegulatoryAssetsNoncurrent', window );">Regulatory assets, long-term</a></td>
<td class="nump">$ 496<span></span>
</td>
<td class="nump">$ 62<span></span>
</td>
</tr>
</table>
<div style="display: none;">
<table border="0" cellpadding="0" cellspacing="0" class="authRefData" style="display: none;" id="defref_ottr_ScheduleOfRegulatoryAssetsAndLiabilitiesLineItems">
<tr><td class="hide"><a style="color: white;" href="javascript:void(0);" onclick="top.Show.hideAR();">X</a></td></tr>
<tr><td><div class="body" style="padding: 2px;">
<a href="javascript:void(0);" onclick="top.Show.toggleNext( this );">- Definition</a><div><p>Schedule of Regulatory Assets and Liabilities</p></div>
<a href="javascript:void(0);" onclick="top.Show.toggleNext( this );">+ References</a><div style="display: none;"><p>No definition available.</p></div>
<a href="javascript:void(0);" onclick="top.Show.toggleNext( this );">+ Details</a><div style="display: none;"><table border="0" cellpadding="0" cellspacing="0">
<tr>
<td><strong> Name:</strong></td>
<td style="white-space:nowrap;">ottr_ScheduleOfRegulatoryAssetsAndLiabilitiesLineItems</td>
</tr>
<tr>
<td style="padding-right: 4px;white-space:nowrap;"><strong> Namespace Prefix:</strong></td>
<td>ottr_</td>
</tr>
<tr>
<td><strong> Data Type:</strong></td>
<td>xbrli:stringItemType</td>
</tr>
<tr>
<td><strong> Balance Type:</strong></td>
<td>na</td>
</tr>
<tr>
<td><strong> Period Type:</strong></td>
<td>duration</td>
</tr>
</table></div>
</div></td></tr>
</table>
<table border="0" cellpadding="0" cellspacing="0" class="authRefData" style="display: none;" id="defref_us-gaap_RegulatoryAssetAmortizationPeriod">
<tr><td class="hide"><a style="color: white;" href="javascript:void(0);" onclick="top.Show.hideAR();">X</a></td></tr>
<tr><td><div class="body" style="padding: 2px;">
<a href="javascript:void(0);" onclick="top.Show.toggleNext( this );">- Definition</a><div><p>Amortization period for the recovery of regulatory asset, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents the reported fact of one year, five months, and thirteen days.</p></div>
<a href="javascript:void(0);" onclick="top.Show.toggleNext( this );">+ References</a><div style="display: none;"><p>No definition available.</p></div>
<a href="javascript:void(0);" onclick="top.Show.toggleNext( this );">+ Details</a><div style="display: none;"><table border="0" cellpadding="0" cellspacing="0">
<tr>
<td><strong> Name:</strong></td>
<td style="white-space:nowrap;">us-gaap_RegulatoryAssetAmortizationPeriod</td>
</tr>
<tr>
<td style="padding-right: 4px;white-space:nowrap;"><strong> Namespace Prefix:</strong></td>
<td>us-gaap_</td>
</tr>
<tr>
<td><strong> Data Type:</strong></td>
<td>xbrli:durationItemType</td>
</tr>
<tr>
<td><strong> Balance Type:</strong></td>
<td>na</td>
</tr>
<tr>
<td><strong> Period Type:</strong></td>
<td>duration</td>
</tr>
</table></div>
</div></td></tr>
</table>
<table border="0" cellpadding="0" cellspacing="0" class="authRefData" style="display: none;" id="defref_us-gaap_RegulatoryAssetsCurrent">
<tr><td class="hide"><a style="color: white;" href="javascript:void(0);" onclick="top.Show.hideAR();">X</a></td></tr>
<tr><td><div class="body" style="padding: 2px;">
<a href="javascript:void(0);" onclick="top.Show.toggleNext( this );">- Definition</a><div><p>Carrying amount as of the balance sheet date of capitalized costs of regulated entities that are expected to be recovered through revenue sources within one year or the normal operating cycle, if longer. Such costs are capitalized if they meet both of the following criteria: a. It is probable that future revenue in an amount at least equal to the capitalized cost will result from inclusion of that cost in allowable costs for rate-making purposes. b. Based on available evidence, the future revenue will be provided to permit recovery of the previously incurred cost rather than to provide for expected levels of similar future costs. If the revenue will be provided through an automatic rate-adjustment clause, this criterion requires that the regulator's intent clearly be to permit recovery of the previously incurred cost.</p></div>
<a href="javascript:void(0);" onclick="top.Show.toggleNext( this );">+ References</a><div style="display: none;"><p>Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef<br> -Publisher FASB<br> -Name Accounting Standards Codification<br> -Topic 980<br> -SubTopic 340<br> -Section 50<br> -Paragraph 1<br> -URI http://asc.fasb.org/extlink&amp;oid=6499975&amp;loc=d3e44250-110382<br></p></div>
<a href="javascript:void(0);" onclick="top.Show.toggleNext( this );">+ Details</a><div style="display: none;"><table border="0" cellpadding="0" cellspacing="0">
<tr>
<td><strong> Name:</strong></td>
<td style="white-space:nowrap;">us-gaap_RegulatoryAssetsCurrent</td>
</tr>
<tr>
<td style="padding-right: 4px;white-space:nowrap;"><strong> Namespace Prefix:</strong></td>
<td>us-gaap_</td>
</tr>
<tr>
<td><strong> Data Type:</strong></td>
<td>xbrli:monetaryItemType</td>
</tr>
<tr>
<td><strong> Balance Type:</strong></td>
<td>debit</td>
</tr>
<tr>
<td><strong> Period Type:</strong></td>
<td>instant</td>
</tr>
</table></div>
</div></td></tr>
</table>
<table border="0" cellpadding="0" cellspacing="0" class="authRefData" style="display: none;" id="defref_us-gaap_RegulatoryAssetsNoncurrent">
<tr><td class="hide"><a style="color: white;" href="javascript:void(0);" onclick="top.Show.hideAR();">X</a></td></tr>
<tr><td><div class="body" style="padding: 2px;">
<a href="javascript:void(0);" onclick="top.Show.toggleNext( this );">- Definition</a><div><p>Carrying amount as of the balance sheet date of capitalized costs of regulated entities that are not expected to be recovered through revenue sources within one year or the normal operating cycle if longer.</p></div>
<a href="javascript:void(0);" onclick="top.Show.toggleNext( this );">+ References</a><div style="display: none;"><p>Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef<br> -Publisher FASB<br> -Name Accounting Standards Codification<br> -Topic 980<br> -SubTopic 340<br> -Section 50<br> -Paragraph 1<br> -URI http://asc.fasb.org/extlink&amp;oid=6499975&amp;loc=d3e44250-110382<br></p></div>
<a href="javascript:void(0);" onclick="top.Show.toggleNext( this );">+ Details</a><div style="display: none;"><table border="0" cellpadding="0" cellspacing="0">
<tr>
<td><strong> Name:</strong></td>
<td style="white-space:nowrap;">us-gaap_RegulatoryAssetsNoncurrent</td>
</tr>
<tr>
<td style="padding-right: 4px;white-space:nowrap;"><strong> Namespace Prefix:</strong></td>
<td>us-gaap_</td>
</tr>
<tr>
<td><strong> Data Type:</strong></td>
<td>xbrli:monetaryItemType</td>
</tr>
<tr>
<td><strong> Balance Type:</strong></td>
<td>debit</td>
</tr>
<tr>
<td><strong> Period Type:</strong></td>
<td>instant</td>
</tr>
</table></div>
</div></td></tr>
</table>
<table border="0" cellpadding="0" cellspacing="0" class="authRefData" style="display: none;" id="defref_us-gaap_RegulatoryLiabilityAmortizationPeriod">
<tr><td class="hide"><a style="color: white;" href="javascript:void(0);" onclick="top.Show.hideAR();">X</a></td></tr>
<tr><td><div class="body" style="padding: 2px;">
<a href="javascript:void(0);" onclick="top.Show.toggleNext( this );">- Definition</a><div><p>Amortization period for the recovery of regulatory liability, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents the reported fact of one year, five months, and thirteen days.</p></div>
<a href="javascript:void(0);" onclick="top.Show.toggleNext( this );">+ References</a><div style="display: none;"><p>No definition available.</p></div>
<a href="javascript:void(0);" onclick="top.Show.toggleNext( this );">+ Details</a><div style="display: none;"><table border="0" cellpadding="0" cellspacing="0">
<tr>
<td><strong> Name:</strong></td>
<td style="white-space:nowrap;">us-gaap_RegulatoryLiabilityAmortizationPeriod</td>
</tr>
<tr>
<td style="padding-right: 4px;white-space:nowrap;"><strong> Namespace Prefix:</strong></td>
<td>us-gaap_</td>
</tr>
<tr>
<td><strong> Data Type:</strong></td>
<td>xbrli:durationItemType</td>
</tr>
<tr>
<td><strong> Balance Type:</strong></td>
<td>na</td>
</tr>
<tr>
<td><strong> Period Type:</strong></td>
<td>duration</td>
</tr>
</table></div>
</div></td></tr>
</table>
<table border="0" cellpadding="0" cellspacing="0" class="authRefData" style="display: none;" id="defref_us-gaap_RegulatoryLiabilityCurrent">
<tr><td class="hide"><a style="color: white;" href="javascript:void(0);" onclick="top.Show.hideAR();">X</a></td></tr>
<tr><td><div class="body" style="padding: 2px;">
<a href="javascript:void(0);" onclick="top.Show.toggleNext( this );">- Definition</a><div><p>The amount for the individual regulatory current liability as itemized in a table of regulatory current liabilities as of the end of the period.</p></div>
<a href="javascript:void(0);" onclick="top.Show.toggleNext( this );">+ References</a><div style="display: none;"><p>Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef<br> -Publisher FASB<br> -Name Accounting Standards Codification<br> -Topic 980<br> -SubTopic 405<br> -Section 25<br> -Paragraph 1<br> -URI http://asc.fasb.org/extlink&amp;oid=6500807&amp;loc=d3e48068-110394<br></p></div>
<a href="javascript:void(0);" onclick="top.Show.toggleNext( this );">+ Details</a><div style="display: none;"><table border="0" cellpadding="0" cellspacing="0">
<tr>
<td><strong> Name:</strong></td>
<td style="white-space:nowrap;">us-gaap_RegulatoryLiabilityCurrent</td>
</tr>
<tr>
<td style="padding-right: 4px;white-space:nowrap;"><strong> Namespace Prefix:</strong></td>
<td>us-gaap_</td>
</tr>
<tr>
<td><strong> Data Type:</strong></td>
<td>xbrli:monetaryItemType</td>
</tr>
<tr>
<td><strong> Balance Type:</strong></td>
<td>credit</td>
</tr>
<tr>
<td><strong> Period Type:</strong></td>
<td>instant</td>
</tr>
</table></div>
</div></td></tr>
</table>
<table border="0" cellpadding="0" cellspacing="0" class="authRefData" style="display: none;" id="defref_us-gaap_RegulatoryLiabilityNoncurrent">
<tr><td class="hide"><a style="color: white;" href="javascript:void(0);" onclick="top.Show.hideAR();">X</a></td></tr>
<tr><td><div class="body" style="padding: 2px;">
<a href="javascript:void(0);" onclick="top.Show.toggleNext( this );">- Definition</a><div><p>The amount for the individual regulatory noncurrent liability as itemized in a table of regulatory noncurrent liabilities as of the end of the period.</p></div>
<a href="javascript:void(0);" onclick="top.Show.toggleNext( this );">+ References</a><div style="display: none;"><p>Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef<br> -Publisher FASB<br> -Name Accounting Standards Codification<br> -Topic 210<br> -SubTopic 10<br> -Section S99<br> -Paragraph 1<br> -Subparagraph (SX 210.5-02.24)<br> -URI http://asc.fasb.org/extlink&amp;oid=120391452&amp;loc=d3e13212-122682<br></p></div>
<a href="javascript:void(0);" onclick="top.Show.toggleNext( this );">+ Details</a><div style="display: none;"><table border="0" cellpadding="0" cellspacing="0">
<tr>
<td><strong> Name:</strong></td>
<td style="white-space:nowrap;">us-gaap_RegulatoryLiabilityNoncurrent</td>
</tr>
<tr>
<td style="padding-right: 4px;white-space:nowrap;"><strong> Namespace Prefix:</strong></td>
<td>us-gaap_</td>
</tr>
<tr>
<td><strong> Data Type:</strong></td>
<td>xbrli:monetaryItemType</td>
</tr>
<tr>
<td><strong> Balance Type:</strong></td>
<td>credit</td>
</tr>
<tr>
<td><strong> Period Type:</strong></td>
<td>instant</td>
</tr>
</table></div>
</div></td></tr>
</table>
<table border="0" cellpadding="0" cellspacing="0" class="authRefData" style="display: none;" id="defref_us-gaap_RegulatoryLiabilityAxis=ottr_DeferredIncomeTaxesMember">
<tr><td class="hide"><a style="color: white;" href="javascript:void(0);" onclick="top.Show.hideAR();">X</a></td></tr>
<tr><td><div class="body" style="padding: 2px;">
<a href="javascript:void(0);" onclick="top.Show.toggleNext( this );">- Details</a><div><table border="0" cellpadding="0" cellspacing="0">
<tr>
<td><strong> Name:</strong></td>
<td style="white-space:nowrap;">us-gaap_RegulatoryLiabilityAxis=ottr_DeferredIncomeTaxesMember</td>
</tr>
<tr>
<td style="padding-right: 4px;white-space:nowrap;"><strong> Namespace Prefix:</strong></td>
<td></td>
</tr>
<tr>
<td><strong> Data Type:</strong></td>
<td>na</td>
</tr>
<tr>
<td><strong> Balance Type:</strong></td>
<td></td>
</tr>
<tr>
<td><strong> Period Type:</strong></td>
<td></td>
</tr>
</table></div>
</div></td></tr>
</table>
<table border="0" cellpadding="0" cellspacing="0" class="authRefData" style="display: none;" id="defref_us-gaap_RegulatoryLiabilityAxis=ottr_PlantRemovalObligationsMember">
<tr><td class="hide"><a style="color: white;" href="javascript:void(0);" onclick="top.Show.hideAR();">X</a></td></tr>
<tr><td><div class="body" style="padding: 2px;">
<a href="javascript:void(0);" onclick="top.Show.toggleNext( this );">- Details</a><div><table border="0" cellpadding="0" cellspacing="0">
<tr>
<td><strong> Name:</strong></td>
<td style="white-space:nowrap;">us-gaap_RegulatoryLiabilityAxis=ottr_PlantRemovalObligationsMember</td>
</tr>
<tr>
<td style="padding-right: 4px;white-space:nowrap;"><strong> Namespace Prefix:</strong></td>
<td></td>
</tr>
<tr>
<td><strong> Data Type:</strong></td>
<td>na</td>
</tr>
<tr>
<td><strong> Balance Type:</strong></td>
<td></td>
</tr>
<tr>
<td><strong> Period Type:</strong></td>
<td></td>
</tr>
</table></div>
</div></td></tr>
</table>
<table border="0" cellpadding="0" cellspacing="0" class="authRefData" style="display: none;" id="defref_us-gaap_RegulatoryLiabilityAxis=ottr_FuelClauseAdjustmentMember">
<tr><td class="hide"><a style="color: white;" href="javascript:void(0);" onclick="top.Show.hideAR();">X</a></td></tr>
<tr><td><div class="body" style="padding: 2px;">
<a href="javascript:void(0);" onclick="top.Show.toggleNext( this );">- Details</a><div><table border="0" cellpadding="0" cellspacing="0">
<tr>
<td><strong> Name:</strong></td>
<td style="white-space:nowrap;">us-gaap_RegulatoryLiabilityAxis=ottr_FuelClauseAdjustmentMember</td>
</tr>
<tr>
<td style="padding-right: 4px;white-space:nowrap;"><strong> Namespace Prefix:</strong></td>
<td></td>
</tr>
<tr>
<td><strong> Data Type:</strong></td>
<td>na</td>
</tr>
<tr>
<td><strong> Balance Type:</strong></td>
<td></td>
</tr>
<tr>
<td><strong> Period Type:</strong></td>
<td></td>
</tr>
</table></div>
</div></td></tr>
</table>
<table border="0" cellpadding="0" cellspacing="0" class="authRefData" style="display: none;" id="defref_us-gaap_RegulatoryLiabilityAxis=ottr_AlternativeRevenueProgramRidersMember">
<tr><td class="hide"><a style="color: white;" href="javascript:void(0);" onclick="top.Show.hideAR();">X</a></td></tr>
<tr><td><div class="body" style="padding: 2px;">
<a href="javascript:void(0);" onclick="top.Show.toggleNext( this );">- Details</a><div><table border="0" cellpadding="0" cellspacing="0">
<tr>
<td><strong> Name:</strong></td>
<td style="white-space:nowrap;">us-gaap_RegulatoryLiabilityAxis=ottr_AlternativeRevenueProgramRidersMember</td>
</tr>
<tr>
<td style="padding-right: 4px;white-space:nowrap;"><strong> Namespace Prefix:</strong></td>
<td></td>
</tr>
<tr>
<td><strong> Data Type:</strong></td>
<td>na</td>
</tr>
<tr>
<td><strong> Balance Type:</strong></td>
<td></td>
</tr>
<tr>
<td><strong> Period Type:</strong></td>
<td></td>
</tr>
</table></div>
</div></td></tr>
</table>
<table border="0" cellpadding="0" cellspacing="0" class="authRefData" style="display: none;" id="defref_us-gaap_RegulatoryLiabilityAxis=ottr_PensionAndOtherPostretirementBenefitPlansMember">
<tr><td class="hide"><a style="color: white;" href="javascript:void(0);" onclick="top.Show.hideAR();">X</a></td></tr>
<tr><td><div class="body" style="padding: 2px;">
<a href="javascript:void(0);" onclick="top.Show.toggleNext( this );">- Details</a><div><table border="0" cellpadding="0" cellspacing="0">
<tr>
<td><strong> Name:</strong></td>
<td style="white-space:nowrap;">us-gaap_RegulatoryLiabilityAxis=ottr_PensionAndOtherPostretirementBenefitPlansMember</td>
</tr>
<tr>
<td style="padding-right: 4px;white-space:nowrap;"><strong> Namespace Prefix:</strong></td>
<td></td>
</tr>
<tr>
<td><strong> Data Type:</strong></td>
<td>na</td>
</tr>
<tr>
<td><strong> Balance Type:</strong></td>
<td></td>
</tr>
<tr>
<td><strong> Period Type:</strong></td>
<td></td>
</tr>
</table></div>
</div></td></tr>
</table>
<table border="0" cellpadding="0" cellspacing="0" class="authRefData" style="display: none;" id="defref_us-gaap_RegulatoryLiabilityAxis=ottr_OtherRegulatoryLiabilitiesMember">
<tr><td class="hide"><a style="color: white;" href="javascript:void(0);" onclick="top.Show.hideAR();">X</a></td></tr>
<tr><td><div class="body" style="padding: 2px;">
<a href="javascript:void(0);" onclick="top.Show.toggleNext( this );">- Details</a><div><table border="0" cellpadding="0" cellspacing="0">
<tr>
<td><strong> Name:</strong></td>
<td style="white-space:nowrap;">us-gaap_RegulatoryLiabilityAxis=ottr_OtherRegulatoryLiabilitiesMember</td>
</tr>
<tr>
<td style="padding-right: 4px;white-space:nowrap;"><strong> Namespace Prefix:</strong></td>
<td></td>
</tr>
<tr>
<td><strong> Data Type:</strong></td>
<td>na</td>
</tr>
<tr>
<td><strong> Balance Type:</strong></td>
<td></td>
</tr>
<tr>
<td><strong> Period Type:</strong></td>
<td></td>
</tr>
</table></div>
</div></td></tr>
</table>
<table border="0" cellpadding="0" cellspacing="0" class="authRefData" style="display: none;" id="defref_us-gaap_RegulatoryAssetAxis=ottr_PensionAndOtherPostretirementBenefitPlansMember">
<tr><td class="hide"><a style="color: white;" href="javascript:void(0);" onclick="top.Show.hideAR();">X</a></td></tr>
<tr><td><div class="body" style="padding: 2px;">
<a href="javascript:void(0);" onclick="top.Show.toggleNext( this );">- Details</a><div><table border="0" cellpadding="0" cellspacing="0">
<tr>
<td><strong> Name:</strong></td>
<td style="white-space:nowrap;">us-gaap_RegulatoryAssetAxis=ottr_PensionAndOtherPostretirementBenefitPlansMember</td>
</tr>
<tr>
<td style="padding-right: 4px;white-space:nowrap;"><strong> Namespace Prefix:</strong></td>
<td></td>
</tr>
<tr>
<td><strong> Data Type:</strong></td>
<td>na</td>
</tr>
<tr>
<td><strong> Balance Type:</strong></td>
<td></td>
</tr>
<tr>
<td><strong> Period Type:</strong></td>
<td></td>
</tr>
</table></div>
</div></td></tr>
</table>
<table border="0" cellpadding="0" cellspacing="0" class="authRefData" style="display: none;" id="defref_us-gaap_RegulatoryAssetAxis=ottr_AlternativeRevenueProgramRidersMember">
<tr><td class="hide"><a style="color: white;" href="javascript:void(0);" onclick="top.Show.hideAR();">X</a></td></tr>
<tr><td><div class="body" style="padding: 2px;">
<a href="javascript:void(0);" onclick="top.Show.toggleNext( this );">- Details</a><div><table border="0" cellpadding="0" cellspacing="0">
<tr>
<td><strong> Name:</strong></td>
<td style="white-space:nowrap;">us-gaap_RegulatoryAssetAxis=ottr_AlternativeRevenueProgramRidersMember</td>
</tr>
<tr>
<td style="padding-right: 4px;white-space:nowrap;"><strong> Namespace Prefix:</strong></td>
<td></td>
</tr>
<tr>
<td><strong> Data Type:</strong></td>
<td>na</td>
</tr>
<tr>
<td><strong> Balance Type:</strong></td>
<td></td>
</tr>
<tr>
<td><strong> Period Type:</strong></td>
<td></td>
</tr>
</table></div>
</div></td></tr>
</table>
<table border="0" cellpadding="0" cellspacing="0" class="authRefData" style="display: none;" id="defref_us-gaap_RegulatoryAssetAxis=ottr_AssetRetirementObligationsMember">
<tr><td class="hide"><a style="color: white;" href="javascript:void(0);" onclick="top.Show.hideAR();">X</a></td></tr>
<tr><td><div class="body" style="padding: 2px;">
<a href="javascript:void(0);" onclick="top.Show.toggleNext( this );">- Details</a><div><table border="0" cellpadding="0" cellspacing="0">
<tr>
<td><strong> Name:</strong></td>
<td style="white-space:nowrap;">us-gaap_RegulatoryAssetAxis=ottr_AssetRetirementObligationsMember</td>
</tr>
<tr>
<td style="padding-right: 4px;white-space:nowrap;"><strong> Namespace Prefix:</strong></td>
<td></td>
</tr>
<tr>
<td><strong> Data Type:</strong></td>
<td>na</td>
</tr>
<tr>
<td><strong> Balance Type:</strong></td>
<td></td>
</tr>
<tr>
<td><strong> Period Type:</strong></td>
<td></td>
</tr>
</table></div>
</div></td></tr>
</table>
<table border="0" cellpadding="0" cellspacing="0" class="authRefData" style="display: none;" id="defref_us-gaap_RegulatoryAssetAxis=ottr_ISOCostRecoveryTrackersMember">
<tr><td class="hide"><a style="color: white;" href="javascript:void(0);" onclick="top.Show.hideAR();">X</a></td></tr>
<tr><td><div class="body" style="padding: 2px;">
<a href="javascript:void(0);" onclick="top.Show.toggleNext( this );">- Details</a><div><table border="0" cellpadding="0" cellspacing="0">
<tr>
<td><strong> Name:</strong></td>
<td style="white-space:nowrap;">us-gaap_RegulatoryAssetAxis=ottr_ISOCostRecoveryTrackersMember</td>
</tr>
<tr>
<td style="padding-right: 4px;white-space:nowrap;"><strong> Namespace Prefix:</strong></td>
<td></td>
</tr>
<tr>
<td><strong> Data Type:</strong></td>
<td>na</td>
</tr>
<tr>
<td><strong> Balance Type:</strong></td>
<td></td>
</tr>
<tr>
<td><strong> Period Type:</strong></td>
<td></td>
</tr>
</table></div>
</div></td></tr>
</table>
<table border="0" cellpadding="0" cellspacing="0" class="authRefData" style="display: none;" id="defref_us-gaap_RegulatoryAssetAxis=ottr_UnrecoveredProjectCostsMember">
<tr><td class="hide"><a style="color: white;" href="javascript:void(0);" onclick="top.Show.hideAR();">X</a></td></tr>
<tr><td><div class="body" style="padding: 2px;">
<a href="javascript:void(0);" onclick="top.Show.toggleNext( this );">- Details</a><div><table border="0" cellpadding="0" cellspacing="0">
<tr>
<td><strong> Name:</strong></td>
<td style="white-space:nowrap;">us-gaap_RegulatoryAssetAxis=ottr_UnrecoveredProjectCostsMember</td>
</tr>
<tr>
<td style="padding-right: 4px;white-space:nowrap;"><strong> Namespace Prefix:</strong></td>
<td></td>
</tr>
<tr>
<td><strong> Data Type:</strong></td>
<td>na</td>
</tr>
<tr>
<td><strong> Balance Type:</strong></td>
<td></td>
</tr>
<tr>
<td><strong> Period Type:</strong></td>
<td></td>
</tr>
</table></div>
</div></td></tr>
</table>
<table border="0" cellpadding="0" cellspacing="0" class="authRefData" style="display: none;" id="defref_us-gaap_RegulatoryAssetAxis=ottr_DeferredRateCaseExpensesMember">
<tr><td class="hide"><a style="color: white;" href="javascript:void(0);" onclick="top.Show.hideAR();">X</a></td></tr>
<tr><td><div class="body" style="padding: 2px;">
<a href="javascript:void(0);" onclick="top.Show.toggleNext( this );">- Details</a><div><table border="0" cellpadding="0" cellspacing="0">
<tr>
<td><strong> Name:</strong></td>
<td style="white-space:nowrap;">us-gaap_RegulatoryAssetAxis=ottr_DeferredRateCaseExpensesMember</td>
</tr>
<tr>
<td style="padding-right: 4px;white-space:nowrap;"><strong> Namespace Prefix:</strong></td>
<td></td>
</tr>
<tr>
<td><strong> Data Type:</strong></td>
<td>na</td>
</tr>
<tr>
<td><strong> Balance Type:</strong></td>
<td></td>
</tr>
<tr>
<td><strong> Period Type:</strong></td>
<td></td>
</tr>
</table></div>
</div></td></tr>
</table>
<table border="0" cellpadding="0" cellspacing="0" class="authRefData" style="display: none;" id="defref_us-gaap_RegulatoryAssetAxis=ottr_DebtReacquisitionPremiumsMember">
<tr><td class="hide"><a style="color: white;" href="javascript:void(0);" onclick="top.Show.hideAR();">X</a></td></tr>
<tr><td><div class="body" style="padding: 2px;">
<a href="javascript:void(0);" onclick="top.Show.toggleNext( this );">- Details</a><div><table border="0" cellpadding="0" cellspacing="0">
<tr>
<td><strong> Name:</strong></td>
<td style="white-space:nowrap;">us-gaap_RegulatoryAssetAxis=ottr_DebtReacquisitionPremiumsMember</td>
</tr>
<tr>
<td style="padding-right: 4px;white-space:nowrap;"><strong> Namespace Prefix:</strong></td>
<td></td>
</tr>
<tr>
<td><strong> Data Type:</strong></td>
<td>na</td>
</tr>
<tr>
<td><strong> Balance Type:</strong></td>
<td></td>
</tr>
<tr>
<td><strong> Period Type:</strong></td>
<td></td>
</tr>
</table></div>
</div></td></tr>
</table>
<table border="0" cellpadding="0" cellspacing="0" class="authRefData" style="display: none;" id="defref_us-gaap_RegulatoryAssetAxis=ottr_OtherRegulatoryAssetsMember">
<tr><td class="hide"><a style="color: white;" href="javascript:void(0);" onclick="top.Show.hideAR();">X</a></td></tr>
<tr><td><div class="body" style="padding: 2px;">
<a href="javascript:void(0);" onclick="top.Show.toggleNext( this );">- Details</a><div><table border="0" cellpadding="0" cellspacing="0">
<tr>
<td><strong> Name:</strong></td>
<td style="white-space:nowrap;">us-gaap_RegulatoryAssetAxis=ottr_OtherRegulatoryAssetsMember</td>
</tr>
<tr>
<td style="padding-right: 4px;white-space:nowrap;"><strong> Namespace Prefix:</strong></td>
<td></td>
</tr>
<tr>
<td><strong> Data Type:</strong></td>
<td>na</td>
</tr>
<tr>
<td><strong> Balance Type:</strong></td>
<td></td>
</tr>
<tr>
<td><strong> Period Type:</strong></td>
<td></td>
</tr>
</table></div>
</div></td></tr>
</table>
</div>
</body>
</html>
</TEXT>
</DOCUMENT>
<DOCUMENT>
<TYPE>XML
<SEQUENCE>54
<FILENAME>R43.htm
<DESCRIPTION>IDEA: XBRL DOCUMENT
<TEXT>
<html>
<head>
<title></title>
<link rel="stylesheet" type="text/css" href="report.css">
<script type="text/javascript" src="Show.js">/* Do Not Remove This Comment */</script><script type="text/javascript">
							function toggleNextSibling (e) {
							if (e.nextSibling.style.display=='none') {
							e.nextSibling.style.display='block';
							} else { e.nextSibling.style.display='none'; }
							}</script>
</head>
<body>
<span style="display: none;">v3.21.1</span><table class="report" border="0" cellspacing="2" id="idm140348372601240">
<tr>
<th class="tl" colspan="1" rowspan="1"><div style="width: 200px;"><strong>Short-Term and Long-Term Borrowings - Lines of Credit (Details) - USD ($)<br></strong></div></th>
<th class="th"><div>Mar. 31, 2021</div></th>
<th class="th"><div>Dec. 31, 2020</div></th>
</tr>
<tr class="re">
<td class="pl " style="border-bottom: 0px;" valign="top"><a class="a" href="javascript:void(0);" onclick="top.Show.showAR( this, 'defref_us-gaap_LineOfCreditFacilityLineItems', window );"><strong>Line of Credit Facility [Line Items]</strong></a></td>
<td class="text">&#160;<span></span>
</td>
<td class="text">&#160;<span></span>
</td>
</tr>
<tr class="ro">
<td class="pl " style="border-bottom: 0px;" valign="top"><a class="a" href="javascript:void(0);" onclick="top.Show.showAR( this, 'defref_us-gaap_LineOfCreditFacilityMaximumBorrowingCapacity', window );">Line Limit</a></td>
<td class="nump">$ 340,000,000<span></span>
</td>
<td class="nump">$ 340,000,000<span></span>
</td>
</tr>
<tr class="re">
<td class="pl " style="border-bottom: 0px;" valign="top"><a class="a" href="javascript:void(0);" onclick="top.Show.showAR( this, 'defref_us-gaap_ShortTermBorrowings', window );">Amount Outstanding</a></td>
<td class="nump">134,851,000<span></span>
</td>
<td class="nump">80,997,000<span></span>
</td>
</tr>
<tr class="ro">
<td class="pl " style="border-bottom: 0px;" valign="top"><a class="a" href="javascript:void(0);" onclick="top.Show.showAR( this, 'defref_us-gaap_LettersOfCreditOutstandingAmount', window );">Letters of Credit</a></td>
<td class="nump">12,671,000<span></span>
</td>
<td class="text">&#160;<span></span>
</td>
</tr>
<tr class="re">
<td class="pl " style="border-bottom: 0px;" valign="top"><a class="a" href="javascript:void(0);" onclick="top.Show.showAR( this, 'defref_us-gaap_LineOfCreditFacilityRemainingBorrowingCapacity', window );">Amount Available</a></td>
<td class="nump">192,478,000<span></span>
</td>
<td class="nump">244,902,000<span></span>
</td>
</tr>
<tr class="rh">
<td class="pl " style="border-bottom: 0px;" valign="top"><a class="a" href="javascript:void(0);" onclick="top.Show.showAR( this, 'defref_us-gaap_DebtInstrumentAxis=ottr_OtterTailCorporationCreditAgreementMember', window );">OTC Credit Agreement</a></td>
<td class="text">&#160;<span></span>
</td>
<td class="text">&#160;<span></span>
</td>
</tr>
<tr class="re">
<td class="pl " style="border-bottom: 0px;" valign="top"><a class="a" href="javascript:void(0);" onclick="top.Show.showAR( this, 'defref_us-gaap_LineOfCreditFacilityLineItems', window );"><strong>Line of Credit Facility [Line Items]</strong></a></td>
<td class="text">&#160;<span></span>
</td>
<td class="text">&#160;<span></span>
</td>
</tr>
<tr class="ro">
<td class="pl " style="border-bottom: 0px;" valign="top"><a class="a" href="javascript:void(0);" onclick="top.Show.showAR( this, 'defref_us-gaap_LineOfCreditFacilityMaximumBorrowingCapacity', window );">Line Limit</a></td>
<td class="nump">170,000,000<span></span>
</td>
<td class="nump">170,000,000<span></span>
</td>
</tr>
<tr class="re">
<td class="pl " style="border-bottom: 0px;" valign="top"><a class="a" href="javascript:void(0);" onclick="top.Show.showAR( this, 'defref_us-gaap_ShortTermBorrowings', window );">Amount Outstanding</a></td>
<td class="nump">78,206,000<span></span>
</td>
<td class="text">&#160;<span></span>
</td>
</tr>
<tr class="ro">
<td class="pl " style="border-bottom: 0px;" valign="top"><a class="a" href="javascript:void(0);" onclick="top.Show.showAR( this, 'defref_us-gaap_LettersOfCreditOutstandingAmount', window );">Letters of Credit</a></td>
<td class="nump">0<span></span>
</td>
<td class="text">&#160;<span></span>
</td>
</tr>
<tr class="re">
<td class="pl " style="border-bottom: 0px;" valign="top"><a class="a" href="javascript:void(0);" onclick="top.Show.showAR( this, 'defref_us-gaap_LineOfCreditFacilityRemainingBorrowingCapacity', window );">Amount Available</a></td>
<td class="nump">91,794,000<span></span>
</td>
<td class="nump">104,834,000<span></span>
</td>
</tr>
<tr class="rh">
<td class="pl " style="border-bottom: 0px;" valign="top"><a class="a" href="javascript:void(0);" onclick="top.Show.showAR( this, 'defref_us-gaap_DebtInstrumentAxis=ottr_OTPCreditAgreementMember', window );">OTP Credit Agreement</a></td>
<td class="text">&#160;<span></span>
</td>
<td class="text">&#160;<span></span>
</td>
</tr>
<tr class="re">
<td class="pl " style="border-bottom: 0px;" valign="top"><a class="a" href="javascript:void(0);" onclick="top.Show.showAR( this, 'defref_us-gaap_LineOfCreditFacilityLineItems', window );"><strong>Line of Credit Facility [Line Items]</strong></a></td>
<td class="text">&#160;<span></span>
</td>
<td class="text">&#160;<span></span>
</td>
</tr>
<tr class="ro">
<td class="pl " style="border-bottom: 0px;" valign="top"><a class="a" href="javascript:void(0);" onclick="top.Show.showAR( this, 'defref_us-gaap_LineOfCreditFacilityMaximumBorrowingCapacity', window );">Line Limit</a></td>
<td class="nump">170,000,000<span></span>
</td>
<td class="nump">170,000,000<span></span>
</td>
</tr>
<tr class="re">
<td class="pl " style="border-bottom: 0px;" valign="top"><a class="a" href="javascript:void(0);" onclick="top.Show.showAR( this, 'defref_us-gaap_ShortTermBorrowings', window );">Amount Outstanding</a></td>
<td class="nump">56,645,000<span></span>
</td>
<td class="text">&#160;<span></span>
</td>
</tr>
<tr class="ro">
<td class="pl " style="border-bottom: 0px;" valign="top"><a class="a" href="javascript:void(0);" onclick="top.Show.showAR( this, 'defref_us-gaap_LettersOfCreditOutstandingAmount', window );">Letters of Credit</a></td>
<td class="nump">12,671,000<span></span>
</td>
<td class="text">&#160;<span></span>
</td>
</tr>
<tr class="re">
<td class="pl " style="border-bottom: 0px;" valign="top"><a class="a" href="javascript:void(0);" onclick="top.Show.showAR( this, 'defref_us-gaap_LineOfCreditFacilityRemainingBorrowingCapacity', window );">Amount Available</a></td>
<td class="nump">$ 100,684,000<span></span>
</td>
<td class="nump">$ 140,068,000<span></span>
</td>
</tr>
</table>
<div style="display: none;">
<table border="0" cellpadding="0" cellspacing="0" class="authRefData" style="display: none;" id="defref_us-gaap_LettersOfCreditOutstandingAmount">
<tr><td class="hide"><a style="color: white;" href="javascript:void(0);" onclick="top.Show.hideAR();">X</a></td></tr>
<tr><td><div class="body" style="padding: 2px;">
<a href="javascript:void(0);" onclick="top.Show.toggleNext( this );">- Definition</a><div><p>The total amount of the contingent obligation under letters of credit outstanding as of the reporting date.</p></div>
<a href="javascript:void(0);" onclick="top.Show.toggleNext( this );">+ References</a><div style="display: none;"><p>No definition available.</p></div>
<a href="javascript:void(0);" onclick="top.Show.toggleNext( this );">+ Details</a><div style="display: none;"><table border="0" cellpadding="0" cellspacing="0">
<tr>
<td><strong> Name:</strong></td>
<td style="white-space:nowrap;">us-gaap_LettersOfCreditOutstandingAmount</td>
</tr>
<tr>
<td style="padding-right: 4px;white-space:nowrap;"><strong> Namespace Prefix:</strong></td>
<td>us-gaap_</td>
</tr>
<tr>
<td><strong> Data Type:</strong></td>
<td>xbrli:monetaryItemType</td>
</tr>
<tr>
<td><strong> Balance Type:</strong></td>
<td>credit</td>
</tr>
<tr>
<td><strong> Period Type:</strong></td>
<td>instant</td>
</tr>
</table></div>
</div></td></tr>
</table>
<table border="0" cellpadding="0" cellspacing="0" class="authRefData" style="display: none;" id="defref_us-gaap_LineOfCreditFacilityLineItems">
<tr><td class="hide"><a style="color: white;" href="javascript:void(0);" onclick="top.Show.hideAR();">X</a></td></tr>
<tr><td><div class="body" style="padding: 2px;">
<a href="javascript:void(0);" onclick="top.Show.toggleNext( this );">- Definition</a><div><p>Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table.</p></div>
<a href="javascript:void(0);" onclick="top.Show.toggleNext( this );">+ References</a><div style="display: none;"><p>No definition available.</p></div>
<a href="javascript:void(0);" onclick="top.Show.toggleNext( this );">+ Details</a><div style="display: none;"><table border="0" cellpadding="0" cellspacing="0">
<tr>
<td><strong> Name:</strong></td>
<td style="white-space:nowrap;">us-gaap_LineOfCreditFacilityLineItems</td>
</tr>
<tr>
<td style="padding-right: 4px;white-space:nowrap;"><strong> Namespace Prefix:</strong></td>
<td>us-gaap_</td>
</tr>
<tr>
<td><strong> Data Type:</strong></td>
<td>xbrli:stringItemType</td>
</tr>
<tr>
<td><strong> Balance Type:</strong></td>
<td>na</td>
</tr>
<tr>
<td><strong> Period Type:</strong></td>
<td>duration</td>
</tr>
</table></div>
</div></td></tr>
</table>
<table border="0" cellpadding="0" cellspacing="0" class="authRefData" style="display: none;" id="defref_us-gaap_LineOfCreditFacilityMaximumBorrowingCapacity">
<tr><td class="hide"><a style="color: white;" href="javascript:void(0);" onclick="top.Show.hideAR();">X</a></td></tr>
<tr><td><div class="body" style="padding: 2px;">
<a href="javascript:void(0);" onclick="top.Show.toggleNext( this );">- Definition</a><div><p>Maximum borrowing capacity under the credit facility without consideration of any current restrictions on the amount that could be borrowed or the amounts currently outstanding under the facility.</p></div>
<a href="javascript:void(0);" onclick="top.Show.toggleNext( this );">+ References</a><div style="display: none;"><p>Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef<br> -Publisher FASB<br> -Name Accounting Standards Codification<br> -Topic 210<br> -SubTopic 10<br> -Section S99<br> -Paragraph 1<br> -Subparagraph (SX 210.5-02.19(b),22(b))<br> -URI http://asc.fasb.org/extlink&amp;oid=120391452&amp;loc=d3e13212-122682<br></p></div>
<a href="javascript:void(0);" onclick="top.Show.toggleNext( this );">+ Details</a><div style="display: none;"><table border="0" cellpadding="0" cellspacing="0">
<tr>
<td><strong> Name:</strong></td>
<td style="white-space:nowrap;">us-gaap_LineOfCreditFacilityMaximumBorrowingCapacity</td>
</tr>
<tr>
<td style="padding-right: 4px;white-space:nowrap;"><strong> Namespace Prefix:</strong></td>
<td>us-gaap_</td>
</tr>
<tr>
<td><strong> Data Type:</strong></td>
<td>xbrli:monetaryItemType</td>
</tr>
<tr>
<td><strong> Balance Type:</strong></td>
<td>credit</td>
</tr>
<tr>
<td><strong> Period Type:</strong></td>
<td>instant</td>
</tr>
</table></div>
</div></td></tr>
</table>
<table border="0" cellpadding="0" cellspacing="0" class="authRefData" style="display: none;" id="defref_us-gaap_LineOfCreditFacilityRemainingBorrowingCapacity">
<tr><td class="hide"><a style="color: white;" href="javascript:void(0);" onclick="top.Show.hideAR();">X</a></td></tr>
<tr><td><div class="body" style="padding: 2px;">
<a href="javascript:void(0);" onclick="top.Show.toggleNext( this );">- Definition</a><div><p>Amount of borrowing capacity currently available under the credit facility (current borrowing capacity less the amount of borrowings outstanding).</p></div>
<a href="javascript:void(0);" onclick="top.Show.toggleNext( this );">+ References</a><div style="display: none;"><p>Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef<br> -Publisher FASB<br> -Name Accounting Standards Codification<br> -Topic 210<br> -SubTopic 10<br> -Section S99<br> -Paragraph 1<br> -Subparagraph (SX 210.5-02.19(b),22(b))<br> -URI http://asc.fasb.org/extlink&amp;oid=120391452&amp;loc=d3e13212-122682<br></p></div>
<a href="javascript:void(0);" onclick="top.Show.toggleNext( this );">+ Details</a><div style="display: none;"><table border="0" cellpadding="0" cellspacing="0">
<tr>
<td><strong> Name:</strong></td>
<td style="white-space:nowrap;">us-gaap_LineOfCreditFacilityRemainingBorrowingCapacity</td>
</tr>
<tr>
<td style="padding-right: 4px;white-space:nowrap;"><strong> Namespace Prefix:</strong></td>
<td>us-gaap_</td>
</tr>
<tr>
<td><strong> Data Type:</strong></td>
<td>xbrli:monetaryItemType</td>
</tr>
<tr>
<td><strong> Balance Type:</strong></td>
<td>credit</td>
</tr>
<tr>
<td><strong> Period Type:</strong></td>
<td>instant</td>
</tr>
</table></div>
</div></td></tr>
</table>
<table border="0" cellpadding="0" cellspacing="0" class="authRefData" style="display: none;" id="defref_us-gaap_ShortTermBorrowings">
<tr><td class="hide"><a style="color: white;" href="javascript:void(0);" onclick="top.Show.hideAR();">X</a></td></tr>
<tr><td><div class="body" style="padding: 2px;">
<a href="javascript:void(0);" onclick="top.Show.toggleNext( this );">- Definition</a><div><p>Reflects the total carrying amount as of the balance sheet date of debt having initial terms less than one year or the normal operating cycle, if longer.</p></div>
<a href="javascript:void(0);" onclick="top.Show.toggleNext( this );">+ References</a><div style="display: none;"><p>Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef<br> -Publisher FASB<br> -Name Accounting Standards Codification<br> -Topic 210<br> -SubTopic 10<br> -Section S99<br> -Paragraph 1<br> -Subparagraph (SX 210.5-02(19)(a))<br> -URI http://asc.fasb.org/extlink&amp;oid=120391452&amp;loc=d3e13212-122682<br><br>Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef<br> -Publisher FASB<br> -Name Accounting Standards Codification<br> -Topic 944<br> -SubTopic 210<br> -Section S99<br> -Paragraph 1<br> -Subparagraph (SX 210.7-03(a)(16)(a)(1))<br> -URI http://asc.fasb.org/extlink&amp;oid=120400017&amp;loc=d3e572229-122910<br><br>Reference 3: http://fasb.org/us-gaap/role/ref/legacyRef<br> -Publisher FASB<br> -Name Accounting Standards Codification<br> -Topic 942<br> -SubTopic 210<br> -Section S99<br> -Paragraph 1<br> -Subparagraph (SX 210.9-03(13))<br> -URI http://asc.fasb.org/extlink&amp;oid=120398452&amp;loc=d3e534808-122878<br></p></div>
<a href="javascript:void(0);" onclick="top.Show.toggleNext( this );">+ Details</a><div style="display: none;"><table border="0" cellpadding="0" cellspacing="0">
<tr>
<td><strong> Name:</strong></td>
<td style="white-space:nowrap;">us-gaap_ShortTermBorrowings</td>
</tr>
<tr>
<td style="padding-right: 4px;white-space:nowrap;"><strong> Namespace Prefix:</strong></td>
<td>us-gaap_</td>
</tr>
<tr>
<td><strong> Data Type:</strong></td>
<td>xbrli:monetaryItemType</td>
</tr>
<tr>
<td><strong> Balance Type:</strong></td>
<td>credit</td>
</tr>
<tr>
<td><strong> Period Type:</strong></td>
<td>instant</td>
</tr>
</table></div>
</div></td></tr>
</table>
<table border="0" cellpadding="0" cellspacing="0" class="authRefData" style="display: none;" id="defref_us-gaap_DebtInstrumentAxis=ottr_OtterTailCorporationCreditAgreementMember">
<tr><td class="hide"><a style="color: white;" href="javascript:void(0);" onclick="top.Show.hideAR();">X</a></td></tr>
<tr><td><div class="body" style="padding: 2px;">
<a href="javascript:void(0);" onclick="top.Show.toggleNext( this );">- Details</a><div><table border="0" cellpadding="0" cellspacing="0">
<tr>
<td><strong> Name:</strong></td>
<td style="white-space:nowrap;">us-gaap_DebtInstrumentAxis=ottr_OtterTailCorporationCreditAgreementMember</td>
</tr>
<tr>
<td style="padding-right: 4px;white-space:nowrap;"><strong> Namespace Prefix:</strong></td>
<td></td>
</tr>
<tr>
<td><strong> Data Type:</strong></td>
<td>na</td>
</tr>
<tr>
<td><strong> Balance Type:</strong></td>
<td></td>
</tr>
<tr>
<td><strong> Period Type:</strong></td>
<td></td>
</tr>
</table></div>
</div></td></tr>
</table>
<table border="0" cellpadding="0" cellspacing="0" class="authRefData" style="display: none;" id="defref_us-gaap_DebtInstrumentAxis=ottr_OTPCreditAgreementMember">
<tr><td class="hide"><a style="color: white;" href="javascript:void(0);" onclick="top.Show.hideAR();">X</a></td></tr>
<tr><td><div class="body" style="padding: 2px;">
<a href="javascript:void(0);" onclick="top.Show.toggleNext( this );">- Details</a><div><table border="0" cellpadding="0" cellspacing="0">
<tr>
<td><strong> Name:</strong></td>
<td style="white-space:nowrap;">us-gaap_DebtInstrumentAxis=ottr_OTPCreditAgreementMember</td>
</tr>
<tr>
<td style="padding-right: 4px;white-space:nowrap;"><strong> Namespace Prefix:</strong></td>
<td></td>
</tr>
<tr>
<td><strong> Data Type:</strong></td>
<td>na</td>
</tr>
<tr>
<td><strong> Balance Type:</strong></td>
<td></td>
</tr>
<tr>
<td><strong> Period Type:</strong></td>
<td></td>
</tr>
</table></div>
</div></td></tr>
</table>
</div>
</body>
</html>
</TEXT>
</DOCUMENT>
<DOCUMENT>
<TYPE>XML
<SEQUENCE>55
<FILENAME>R44.htm
<DESCRIPTION>IDEA: XBRL DOCUMENT
<TEXT>
<html>
<head>
<title></title>
<link rel="stylesheet" type="text/css" href="report.css">
<script type="text/javascript" src="Show.js">/* Do Not Remove This Comment */</script><script type="text/javascript">
							function toggleNextSibling (e) {
							if (e.nextSibling.style.display=='none') {
							e.nextSibling.style.display='block';
							} else { e.nextSibling.style.display='none'; }
							}</script>
</head>
<body>
<span style="display: none;">v3.21.1</span><table class="report" border="0" cellspacing="2" id="idm140348373019080">
<tr>
<th class="tl" colspan="1" rowspan="1"><div style="width: 200px;"><strong>Short-Term and Long-Term Borrowings - Breakdown of Outstanding Long-term Debt (Details) - USD ($)<br> $ in Thousands</strong></div></th>
<th class="th"><div>Mar. 31, 2021</div></th>
<th class="th"><div>Dec. 31, 2020</div></th>
</tr>
<tr class="re">
<td class="pl " style="border-bottom: 0px;" valign="top"><a class="a" href="javascript:void(0);" onclick="top.Show.showAR( this, 'defref_us-gaap_DebtInstrumentLineItems', window );"><strong>Debt Instrument [Line Items]</strong></a></td>
<td class="text">&#160;<span></span>
</td>
<td class="text">&#160;<span></span>
</td>
</tr>
<tr class="ro">
<td class="pl " style="border-bottom: 0px;" valign="top"><a class="a" href="javascript:void(0);" onclick="top.Show.showAR( this, 'defref_us-gaap_LongTermDebt', window );">Long-term debt</a></td>
<td class="nump">$ 767,000<span></span>
</td>
<td class="nump">$ 767,169<span></span>
</td>
</tr>
<tr class="re">
<td class="pl " style="border-bottom: 0px;" valign="top"><a class="a" href="javascript:void(0);" onclick="top.Show.showAR( this, 'defref_us-gaap_LongTermDebtCurrent', window );">Current Maturities Net of Unamortized Debt Issuance Costs</a></td>
<td class="nump">139,941<span></span>
</td>
<td class="nump">140,087<span></span>
</td>
</tr>
<tr class="ro">
<td class="pl " style="border-bottom: 0px;" valign="top"><a class="a" href="javascript:void(0);" onclick="top.Show.showAR( this, 'defref_us-gaap_DebtInstrumentUnamortizedDiscount', window );">Unamortized Long-Term Debt Issuance Costs</a></td>
<td class="nump">2,574<span></span>
</td>
<td class="nump">2,650<span></span>
</td>
</tr>
<tr class="re">
<td class="pl " style="border-bottom: 0px;" valign="top"><a class="a" href="javascript:void(0);" onclick="top.Show.showAR( this, 'defref_us-gaap_LongTermDebtNoncurrent', window );">Total Long-Term Debt Net of Unamortized Debt Issuance Costs</a></td>
<td class="nump">$ 624,485<span></span>
</td>
<td class="nump">624,432<span></span>
</td>
</tr>
<tr class="rh">
<td class="pl " style="border-bottom: 0px;" valign="top"><a class="a" href="javascript:void(0);" onclick="top.Show.showAR( this, 'defref_us-gaap_DebtInstrumentAxis=ottr_The355GuaranteedSeniorNotesDueDecember152026Member', window );">Guaranteed Senior Notes</a></td>
<td class="text">&#160;<span></span>
</td>
<td class="text">&#160;<span></span>
</td>
</tr>
<tr class="re">
<td class="pl " style="border-bottom: 0px;" valign="top"><a class="a" href="javascript:void(0);" onclick="top.Show.showAR( this, 'defref_us-gaap_DebtInstrumentLineItems', window );"><strong>Debt Instrument [Line Items]</strong></a></td>
<td class="text">&#160;<span></span>
</td>
<td class="text">&#160;<span></span>
</td>
</tr>
<tr class="ro">
<td class="pl " style="border-bottom: 0px;" valign="top"><a class="a" href="javascript:void(0);" onclick="top.Show.showAR( this, 'defref_us-gaap_DebtInstrumentInterestRateStatedPercentage', window );">Rate</a></td>
<td class="nump">3.55%<span></span>
</td>
<td class="text">&#160;<span></span>
</td>
</tr>
<tr class="re">
<td class="pl " style="border-bottom: 0px;" valign="top"><a class="a" href="javascript:void(0);" onclick="top.Show.showAR( this, 'defref_us-gaap_LongTermDebt', window );">Long-term debt</a></td>
<td class="nump">$ 80,000<span></span>
</td>
<td class="nump">80,000<span></span>
</td>
</tr>
<tr class="rh">
<td class="pl " style="border-bottom: 0px;" valign="top"><a class="a" href="javascript:void(0);" onclick="top.Show.showAR( this, 'defref_us-gaap_DebtInstrumentAxis=ottr_SeniorUnsecuredNotes463SeriesADueDecember12021Member', window );">Series 2011A Senior Unsecured Notes</a></td>
<td class="text">&#160;<span></span>
</td>
<td class="text">&#160;<span></span>
</td>
</tr>
<tr class="re">
<td class="pl " style="border-bottom: 0px;" valign="top"><a class="a" href="javascript:void(0);" onclick="top.Show.showAR( this, 'defref_us-gaap_DebtInstrumentLineItems', window );"><strong>Debt Instrument [Line Items]</strong></a></td>
<td class="text">&#160;<span></span>
</td>
<td class="text">&#160;<span></span>
</td>
</tr>
<tr class="ro">
<td class="pl " style="border-bottom: 0px;" valign="top"><a class="a" href="javascript:void(0);" onclick="top.Show.showAR( this, 'defref_us-gaap_DebtInstrumentInterestRateStatedPercentage', window );">Rate</a></td>
<td class="nump">4.63%<span></span>
</td>
<td class="text">&#160;<span></span>
</td>
</tr>
<tr class="re">
<td class="pl " style="border-bottom: 0px;" valign="top"><a class="a" href="javascript:void(0);" onclick="top.Show.showAR( this, 'defref_us-gaap_LongTermDebt', window );">Long-term debt</a></td>
<td class="nump">$ 140,000<span></span>
</td>
<td class="nump">140,000<span></span>
</td>
</tr>
<tr class="rh">
<td class="pl " style="border-bottom: 0px;" valign="top"><a class="a" href="javascript:void(0);" onclick="top.Show.showAR( this, 'defref_us-gaap_DebtInstrumentAxis=ottr_SeniorUnsecuredNotes615SeriesBDueAugust202022Member', window );">Series 2007B Senior Unsecured Notes</a></td>
<td class="text">&#160;<span></span>
</td>
<td class="text">&#160;<span></span>
</td>
</tr>
<tr class="re">
<td class="pl " style="border-bottom: 0px;" valign="top"><a class="a" href="javascript:void(0);" onclick="top.Show.showAR( this, 'defref_us-gaap_DebtInstrumentLineItems', window );"><strong>Debt Instrument [Line Items]</strong></a></td>
<td class="text">&#160;<span></span>
</td>
<td class="text">&#160;<span></span>
</td>
</tr>
<tr class="ro">
<td class="pl " style="border-bottom: 0px;" valign="top"><a class="a" href="javascript:void(0);" onclick="top.Show.showAR( this, 'defref_us-gaap_DebtInstrumentInterestRateStatedPercentage', window );">Rate</a></td>
<td class="nump">6.15%<span></span>
</td>
<td class="text">&#160;<span></span>
</td>
</tr>
<tr class="re">
<td class="pl " style="border-bottom: 0px;" valign="top"><a class="a" href="javascript:void(0);" onclick="top.Show.showAR( this, 'defref_us-gaap_LongTermDebt', window );">Long-term debt</a></td>
<td class="nump">$ 30,000<span></span>
</td>
<td class="nump">30,000<span></span>
</td>
</tr>
<tr class="rh">
<td class="pl " style="border-bottom: 0px;" valign="top"><a class="a" href="javascript:void(0);" onclick="top.Show.showAR( this, 'defref_us-gaap_DebtInstrumentAxis=ottr_SeniorUnsecuredNotes637SeriesCDueAugust202027Member', window );">Series 2007C Senior Unsecured Notes</a></td>
<td class="text">&#160;<span></span>
</td>
<td class="text">&#160;<span></span>
</td>
</tr>
<tr class="re">
<td class="pl " style="border-bottom: 0px;" valign="top"><a class="a" href="javascript:void(0);" onclick="top.Show.showAR( this, 'defref_us-gaap_DebtInstrumentLineItems', window );"><strong>Debt Instrument [Line Items]</strong></a></td>
<td class="text">&#160;<span></span>
</td>
<td class="text">&#160;<span></span>
</td>
</tr>
<tr class="ro">
<td class="pl " style="border-bottom: 0px;" valign="top"><a class="a" href="javascript:void(0);" onclick="top.Show.showAR( this, 'defref_us-gaap_DebtInstrumentInterestRateStatedPercentage', window );">Rate</a></td>
<td class="nump">6.37%<span></span>
</td>
<td class="text">&#160;<span></span>
</td>
</tr>
<tr class="re">
<td class="pl " style="border-bottom: 0px;" valign="top"><a class="a" href="javascript:void(0);" onclick="top.Show.showAR( this, 'defref_us-gaap_LongTermDebt', window );">Long-term debt</a></td>
<td class="nump">$ 42,000<span></span>
</td>
<td class="nump">42,000<span></span>
</td>
</tr>
<tr class="rh">
<td class="pl " style="border-bottom: 0px;" valign="top"><a class="a" href="javascript:void(0);" onclick="top.Show.showAR( this, 'defref_us-gaap_DebtInstrumentAxis=ottr_SeniorUnsecuredNotes468SeriesADueFebruary272029Member', window );">Series 2013A Senior Unsecured Notes</a></td>
<td class="text">&#160;<span></span>
</td>
<td class="text">&#160;<span></span>
</td>
</tr>
<tr class="re">
<td class="pl " style="border-bottom: 0px;" valign="top"><a class="a" href="javascript:void(0);" onclick="top.Show.showAR( this, 'defref_us-gaap_DebtInstrumentLineItems', window );"><strong>Debt Instrument [Line Items]</strong></a></td>
<td class="text">&#160;<span></span>
</td>
<td class="text">&#160;<span></span>
</td>
</tr>
<tr class="ro">
<td class="pl " style="border-bottom: 0px;" valign="top"><a class="a" href="javascript:void(0);" onclick="top.Show.showAR( this, 'defref_us-gaap_DebtInstrumentInterestRateStatedPercentage', window );">Rate</a></td>
<td class="nump">4.68%<span></span>
</td>
<td class="text">&#160;<span></span>
</td>
</tr>
<tr class="re">
<td class="pl " style="border-bottom: 0px;" valign="top"><a class="a" href="javascript:void(0);" onclick="top.Show.showAR( this, 'defref_us-gaap_LongTermDebt', window );">Long-term debt</a></td>
<td class="nump">$ 60,000<span></span>
</td>
<td class="nump">60,000<span></span>
</td>
</tr>
<tr class="rh">
<td class="pl " style="border-bottom: 0px;" valign="top"><a class="a" href="javascript:void(0);" onclick="top.Show.showAR( this, 'defref_us-gaap_DebtInstrumentAxis=ottr_SeniorUnsecuredNotes307SeriesADueOctober102029Member', window );">Series 2019A Senior Unsecured Notes</a></td>
<td class="text">&#160;<span></span>
</td>
<td class="text">&#160;<span></span>
</td>
</tr>
<tr class="re">
<td class="pl " style="border-bottom: 0px;" valign="top"><a class="a" href="javascript:void(0);" onclick="top.Show.showAR( this, 'defref_us-gaap_DebtInstrumentLineItems', window );"><strong>Debt Instrument [Line Items]</strong></a></td>
<td class="text">&#160;<span></span>
</td>
<td class="text">&#160;<span></span>
</td>
</tr>
<tr class="ro">
<td class="pl " style="border-bottom: 0px;" valign="top"><a class="a" href="javascript:void(0);" onclick="top.Show.showAR( this, 'defref_us-gaap_DebtInstrumentInterestRateStatedPercentage', window );">Rate</a></td>
<td class="nump">3.07%<span></span>
</td>
<td class="text">&#160;<span></span>
</td>
</tr>
<tr class="re">
<td class="pl " style="border-bottom: 0px;" valign="top"><a class="a" href="javascript:void(0);" onclick="top.Show.showAR( this, 'defref_us-gaap_LongTermDebt', window );">Long-term debt</a></td>
<td class="nump">$ 10,000<span></span>
</td>
<td class="nump">10,000<span></span>
</td>
</tr>
<tr class="rh">
<td class="pl " style="border-bottom: 0px;" valign="top"><a class="a" href="javascript:void(0);" onclick="top.Show.showAR( this, 'defref_us-gaap_DebtInstrumentAxis=ottr_SeniorUnsecuredNotes307SeriesADueFebruary252030Member', window );">Series 2020A Senior Unsecured Notes</a></td>
<td class="text">&#160;<span></span>
</td>
<td class="text">&#160;<span></span>
</td>
</tr>
<tr class="re">
<td class="pl " style="border-bottom: 0px;" valign="top"><a class="a" href="javascript:void(0);" onclick="top.Show.showAR( this, 'defref_us-gaap_DebtInstrumentLineItems', window );"><strong>Debt Instrument [Line Items]</strong></a></td>
<td class="text">&#160;<span></span>
</td>
<td class="text">&#160;<span></span>
</td>
</tr>
<tr class="ro">
<td class="pl " style="border-bottom: 0px;" valign="top"><a class="a" href="javascript:void(0);" onclick="top.Show.showAR( this, 'defref_us-gaap_DebtInstrumentInterestRateStatedPercentage', window );">Rate</a></td>
<td class="nump">3.22%<span></span>
</td>
<td class="text">&#160;<span></span>
</td>
</tr>
<tr class="re">
<td class="pl " style="border-bottom: 0px;" valign="top"><a class="a" href="javascript:void(0);" onclick="top.Show.showAR( this, 'defref_us-gaap_LongTermDebt', window );">Long-term debt</a></td>
<td class="nump">$ 10,000<span></span>
</td>
<td class="nump">10,000<span></span>
</td>
</tr>
<tr class="rh">
<td class="pl " style="border-bottom: 0px;" valign="top"><a class="a" href="javascript:void(0);" onclick="top.Show.showAR( this, 'defref_us-gaap_DebtInstrumentAxis=ottr_SeniorUnsecuredNotes322SeriesBDueAugust202030Member', window );">Series 2020B Senior Unsecured Notes</a></td>
<td class="text">&#160;<span></span>
</td>
<td class="text">&#160;<span></span>
</td>
</tr>
<tr class="re">
<td class="pl " style="border-bottom: 0px;" valign="top"><a class="a" href="javascript:void(0);" onclick="top.Show.showAR( this, 'defref_us-gaap_DebtInstrumentLineItems', window );"><strong>Debt Instrument [Line Items]</strong></a></td>
<td class="text">&#160;<span></span>
</td>
<td class="text">&#160;<span></span>
</td>
</tr>
<tr class="ro">
<td class="pl " style="border-bottom: 0px;" valign="top"><a class="a" href="javascript:void(0);" onclick="top.Show.showAR( this, 'defref_us-gaap_DebtInstrumentInterestRateStatedPercentage', window );">Rate</a></td>
<td class="nump">3.22%<span></span>
</td>
<td class="text">&#160;<span></span>
</td>
</tr>
<tr class="re">
<td class="pl " style="border-bottom: 0px;" valign="top"><a class="a" href="javascript:void(0);" onclick="top.Show.showAR( this, 'defref_us-gaap_LongTermDebt', window );">Long-term debt</a></td>
<td class="nump">$ 40,000<span></span>
</td>
<td class="nump">40,000<span></span>
</td>
</tr>
<tr class="rh">
<td class="pl " style="border-bottom: 0px;" valign="top"><a class="a" href="javascript:void(0);" onclick="top.Show.showAR( this, 'defref_us-gaap_DebtInstrumentAxis=ottr_SeniorUnsecuredNotes647SeriesDDueAugust202037Member', window );">Series 2007D Senior Unsecured Notes</a></td>
<td class="text">&#160;<span></span>
</td>
<td class="text">&#160;<span></span>
</td>
</tr>
<tr class="re">
<td class="pl " style="border-bottom: 0px;" valign="top"><a class="a" href="javascript:void(0);" onclick="top.Show.showAR( this, 'defref_us-gaap_DebtInstrumentLineItems', window );"><strong>Debt Instrument [Line Items]</strong></a></td>
<td class="text">&#160;<span></span>
</td>
<td class="text">&#160;<span></span>
</td>
</tr>
<tr class="ro">
<td class="pl " style="border-bottom: 0px;" valign="top"><a class="a" href="javascript:void(0);" onclick="top.Show.showAR( this, 'defref_us-gaap_DebtInstrumentInterestRateStatedPercentage', window );">Rate</a></td>
<td class="nump">6.47%<span></span>
</td>
<td class="text">&#160;<span></span>
</td>
</tr>
<tr class="re">
<td class="pl " style="border-bottom: 0px;" valign="top"><a class="a" href="javascript:void(0);" onclick="top.Show.showAR( this, 'defref_us-gaap_LongTermDebt', window );">Long-term debt</a></td>
<td class="nump">$ 50,000<span></span>
</td>
<td class="nump">50,000<span></span>
</td>
</tr>
<tr class="rh">
<td class="pl " style="border-bottom: 0px;" valign="top"><a class="a" href="javascript:void(0);" onclick="top.Show.showAR( this, 'defref_us-gaap_DebtInstrumentAxis=ottr_SeniorUnsecuredNotes352SeriesBDueOctober102039Member', window );">Series 2019B Senior Unsecured Notes</a></td>
<td class="text">&#160;<span></span>
</td>
<td class="text">&#160;<span></span>
</td>
</tr>
<tr class="re">
<td class="pl " style="border-bottom: 0px;" valign="top"><a class="a" href="javascript:void(0);" onclick="top.Show.showAR( this, 'defref_us-gaap_DebtInstrumentLineItems', window );"><strong>Debt Instrument [Line Items]</strong></a></td>
<td class="text">&#160;<span></span>
</td>
<td class="text">&#160;<span></span>
</td>
</tr>
<tr class="ro">
<td class="pl " style="border-bottom: 0px;" valign="top"><a class="a" href="javascript:void(0);" onclick="top.Show.showAR( this, 'defref_us-gaap_DebtInstrumentInterestRateStatedPercentage', window );">Rate</a></td>
<td class="nump">3.52%<span></span>
</td>
<td class="text">&#160;<span></span>
</td>
</tr>
<tr class="re">
<td class="pl " style="border-bottom: 0px;" valign="top"><a class="a" href="javascript:void(0);" onclick="top.Show.showAR( this, 'defref_us-gaap_LongTermDebt', window );">Long-term debt</a></td>
<td class="nump">$ 26,000<span></span>
</td>
<td class="nump">26,000<span></span>
</td>
</tr>
<tr class="rh">
<td class="pl " style="border-bottom: 0px;" valign="top"><a class="a" href="javascript:void(0);" onclick="top.Show.showAR( this, 'defref_us-gaap_DebtInstrumentAxis=ottr_SeniorUnsecuredNotes362SeriesCDueFebruary252040Member', window );">Series 2020C Senior Unsecured Notes</a></td>
<td class="text">&#160;<span></span>
</td>
<td class="text">&#160;<span></span>
</td>
</tr>
<tr class="re">
<td class="pl " style="border-bottom: 0px;" valign="top"><a class="a" href="javascript:void(0);" onclick="top.Show.showAR( this, 'defref_us-gaap_DebtInstrumentLineItems', window );"><strong>Debt Instrument [Line Items]</strong></a></td>
<td class="text">&#160;<span></span>
</td>
<td class="text">&#160;<span></span>
</td>
</tr>
<tr class="ro">
<td class="pl " style="border-bottom: 0px;" valign="top"><a class="a" href="javascript:void(0);" onclick="top.Show.showAR( this, 'defref_us-gaap_DebtInstrumentInterestRateStatedPercentage', window );">Rate</a></td>
<td class="nump">3.62%<span></span>
</td>
<td class="text">&#160;<span></span>
</td>
</tr>
<tr class="re">
<td class="pl " style="border-bottom: 0px;" valign="top"><a class="a" href="javascript:void(0);" onclick="top.Show.showAR( this, 'defref_us-gaap_LongTermDebt', window );">Long-term debt</a></td>
<td class="nump">$ 10,000<span></span>
</td>
<td class="nump">10,000<span></span>
</td>
</tr>
<tr class="rh">
<td class="pl " style="border-bottom: 0px;" valign="top"><a class="a" href="javascript:void(0);" onclick="top.Show.showAR( this, 'defref_us-gaap_DebtInstrumentAxis=ottr_SeniorUnsecuredNotes547SeriesBDueFebruary272044Member', window );">Series 2013B Senior Unsecured Notes</a></td>
<td class="text">&#160;<span></span>
</td>
<td class="text">&#160;<span></span>
</td>
</tr>
<tr class="re">
<td class="pl " style="border-bottom: 0px;" valign="top"><a class="a" href="javascript:void(0);" onclick="top.Show.showAR( this, 'defref_us-gaap_DebtInstrumentLineItems', window );"><strong>Debt Instrument [Line Items]</strong></a></td>
<td class="text">&#160;<span></span>
</td>
<td class="text">&#160;<span></span>
</td>
</tr>
<tr class="ro">
<td class="pl " style="border-bottom: 0px;" valign="top"><a class="a" href="javascript:void(0);" onclick="top.Show.showAR( this, 'defref_us-gaap_DebtInstrumentInterestRateStatedPercentage', window );">Rate</a></td>
<td class="nump">5.47%<span></span>
</td>
<td class="text">&#160;<span></span>
</td>
</tr>
<tr class="re">
<td class="pl " style="border-bottom: 0px;" valign="top"><a class="a" href="javascript:void(0);" onclick="top.Show.showAR( this, 'defref_us-gaap_LongTermDebt', window );">Long-term debt</a></td>
<td class="nump">$ 90,000<span></span>
</td>
<td class="nump">90,000<span></span>
</td>
</tr>
<tr class="rh">
<td class="pl " style="border-bottom: 0px;" valign="top"><a class="a" href="javascript:void(0);" onclick="top.Show.showAR( this, 'defref_us-gaap_DebtInstrumentAxis=ottr_SeniorUnsecuredNotes407SeriesADueFebruary72048Member', window );">Series 2018A Senior Unsecured Notes</a></td>
<td class="text">&#160;<span></span>
</td>
<td class="text">&#160;<span></span>
</td>
</tr>
<tr class="re">
<td class="pl " style="border-bottom: 0px;" valign="top"><a class="a" href="javascript:void(0);" onclick="top.Show.showAR( this, 'defref_us-gaap_DebtInstrumentLineItems', window );"><strong>Debt Instrument [Line Items]</strong></a></td>
<td class="text">&#160;<span></span>
</td>
<td class="text">&#160;<span></span>
</td>
</tr>
<tr class="ro">
<td class="pl " style="border-bottom: 0px;" valign="top"><a class="a" href="javascript:void(0);" onclick="top.Show.showAR( this, 'defref_us-gaap_DebtInstrumentInterestRateStatedPercentage', window );">Rate</a></td>
<td class="nump">4.07%<span></span>
</td>
<td class="text">&#160;<span></span>
</td>
</tr>
<tr class="re">
<td class="pl " style="border-bottom: 0px;" valign="top"><a class="a" href="javascript:void(0);" onclick="top.Show.showAR( this, 'defref_us-gaap_LongTermDebt', window );">Long-term debt</a></td>
<td class="nump">$ 100,000<span></span>
</td>
<td class="nump">100,000<span></span>
</td>
</tr>
<tr class="rh">
<td class="pl " style="border-bottom: 0px;" valign="top"><a class="a" href="javascript:void(0);" onclick="top.Show.showAR( this, 'defref_us-gaap_DebtInstrumentAxis=ottr_SeniorUnsecuredNotes382SeriesCDueOctober102049Member', window );">Series 2019C Senior Unsecured Notes</a></td>
<td class="text">&#160;<span></span>
</td>
<td class="text">&#160;<span></span>
</td>
</tr>
<tr class="re">
<td class="pl " style="border-bottom: 0px;" valign="top"><a class="a" href="javascript:void(0);" onclick="top.Show.showAR( this, 'defref_us-gaap_DebtInstrumentLineItems', window );"><strong>Debt Instrument [Line Items]</strong></a></td>
<td class="text">&#160;<span></span>
</td>
<td class="text">&#160;<span></span>
</td>
</tr>
<tr class="ro">
<td class="pl " style="border-bottom: 0px;" valign="top"><a class="a" href="javascript:void(0);" onclick="top.Show.showAR( this, 'defref_us-gaap_DebtInstrumentInterestRateStatedPercentage', window );">Rate</a></td>
<td class="nump">3.82%<span></span>
</td>
<td class="text">&#160;<span></span>
</td>
</tr>
<tr class="re">
<td class="pl " style="border-bottom: 0px;" valign="top"><a class="a" href="javascript:void(0);" onclick="top.Show.showAR( this, 'defref_us-gaap_LongTermDebt', window );">Long-term debt</a></td>
<td class="nump">$ 64,000<span></span>
</td>
<td class="nump">64,000<span></span>
</td>
</tr>
<tr class="rh">
<td class="pl " style="border-bottom: 0px;" valign="top"><a class="a" href="javascript:void(0);" onclick="top.Show.showAR( this, 'defref_us-gaap_DebtInstrumentAxis=ottr_SeniorUnsecuredNotes392SeriesDDueFebruary252050Member', window );">Series 2020D Senior Unsecured Notes</a></td>
<td class="text">&#160;<span></span>
</td>
<td class="text">&#160;<span></span>
</td>
</tr>
<tr class="re">
<td class="pl " style="border-bottom: 0px;" valign="top"><a class="a" href="javascript:void(0);" onclick="top.Show.showAR( this, 'defref_us-gaap_DebtInstrumentLineItems', window );"><strong>Debt Instrument [Line Items]</strong></a></td>
<td class="text">&#160;<span></span>
</td>
<td class="text">&#160;<span></span>
</td>
</tr>
<tr class="ro">
<td class="pl " style="border-bottom: 0px;" valign="top"><a class="a" href="javascript:void(0);" onclick="top.Show.showAR( this, 'defref_us-gaap_DebtInstrumentInterestRateStatedPercentage', window );">Rate</a></td>
<td class="nump">3.92%<span></span>
</td>
<td class="text">&#160;<span></span>
</td>
</tr>
<tr class="re">
<td class="pl " style="border-bottom: 0px;" valign="top"><a class="a" href="javascript:void(0);" onclick="top.Show.showAR( this, 'defref_us-gaap_LongTermDebt', window );">Long-term debt</a></td>
<td class="nump">$ 15,000<span></span>
</td>
<td class="nump">15,000<span></span>
</td>
</tr>
<tr class="rh">
<td class="pl " style="border-bottom: 0px;" valign="top"><a class="a" href="javascript:void(0);" onclick="top.Show.showAR( this, 'defref_us-gaap_DebtInstrumentAxis=ottr_PartnershipInAssistingCommunityExpansionPaceNote254DueMarch182021Member', window );">PACE Note</a></td>
<td class="text">&#160;<span></span>
</td>
<td class="text">&#160;<span></span>
</td>
</tr>
<tr class="re">
<td class="pl " style="border-bottom: 0px;" valign="top"><a class="a" href="javascript:void(0);" onclick="top.Show.showAR( this, 'defref_us-gaap_DebtInstrumentLineItems', window );"><strong>Debt Instrument [Line Items]</strong></a></td>
<td class="text">&#160;<span></span>
</td>
<td class="text">&#160;<span></span>
</td>
</tr>
<tr class="ro">
<td class="pl " style="border-bottom: 0px;" valign="top"><a class="a" href="javascript:void(0);" onclick="top.Show.showAR( this, 'defref_us-gaap_DebtInstrumentInterestRateStatedPercentage', window );">Rate</a></td>
<td class="nump">2.54%<span></span>
</td>
<td class="text">&#160;<span></span>
</td>
</tr>
<tr class="re">
<td class="pl " style="border-bottom: 0px;" valign="top"><a class="a" href="javascript:void(0);" onclick="top.Show.showAR( this, 'defref_us-gaap_LongTermDebt', window );">Long-term debt</a></td>
<td class="nump">$ 0<span></span>
</td>
<td class="nump">$ 169<span></span>
</td>
</tr>
</table>
<div style="display: none;">
<table border="0" cellpadding="0" cellspacing="0" class="authRefData" style="display: none;" id="defref_us-gaap_DebtInstrumentInterestRateStatedPercentage">
<tr><td class="hide"><a style="color: white;" href="javascript:void(0);" onclick="top.Show.hideAR();">X</a></td></tr>
<tr><td><div class="body" style="padding: 2px;">
<a href="javascript:void(0);" onclick="top.Show.toggleNext( this );">- Definition</a><div><p>Contractual interest rate for funds borrowed, under the debt agreement.</p></div>
<a href="javascript:void(0);" onclick="top.Show.toggleNext( this );">+ References</a><div style="display: none;"><p>Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef<br> -Publisher FASB<br> -Name Accounting Standards Codification<br> -Topic 210<br> -SubTopic 10<br> -Section S99<br> -Paragraph 1<br> -Subparagraph (SX 210.5-02.22(a)(1))<br> -URI http://asc.fasb.org/extlink&amp;oid=120391452&amp;loc=d3e13212-122682<br></p></div>
<a href="javascript:void(0);" onclick="top.Show.toggleNext( this );">+ Details</a><div style="display: none;"><table border="0" cellpadding="0" cellspacing="0">
<tr>
<td><strong> Name:</strong></td>
<td style="white-space:nowrap;">us-gaap_DebtInstrumentInterestRateStatedPercentage</td>
</tr>
<tr>
<td style="padding-right: 4px;white-space:nowrap;"><strong> Namespace Prefix:</strong></td>
<td>us-gaap_</td>
</tr>
<tr>
<td><strong> Data Type:</strong></td>
<td>num:percentItemType</td>
</tr>
<tr>
<td><strong> Balance Type:</strong></td>
<td>na</td>
</tr>
<tr>
<td><strong> Period Type:</strong></td>
<td>instant</td>
</tr>
</table></div>
</div></td></tr>
</table>
<table border="0" cellpadding="0" cellspacing="0" class="authRefData" style="display: none;" id="defref_us-gaap_DebtInstrumentLineItems">
<tr><td class="hide"><a style="color: white;" href="javascript:void(0);" onclick="top.Show.hideAR();">X</a></td></tr>
<tr><td><div class="body" style="padding: 2px;">
<a href="javascript:void(0);" onclick="top.Show.toggleNext( this );">- Definition</a><div><p>Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table.</p></div>
<a href="javascript:void(0);" onclick="top.Show.toggleNext( this );">+ References</a><div style="display: none;"><p>No definition available.</p></div>
<a href="javascript:void(0);" onclick="top.Show.toggleNext( this );">+ Details</a><div style="display: none;"><table border="0" cellpadding="0" cellspacing="0">
<tr>
<td><strong> Name:</strong></td>
<td style="white-space:nowrap;">us-gaap_DebtInstrumentLineItems</td>
</tr>
<tr>
<td style="padding-right: 4px;white-space:nowrap;"><strong> Namespace Prefix:</strong></td>
<td>us-gaap_</td>
</tr>
<tr>
<td><strong> Data Type:</strong></td>
<td>xbrli:stringItemType</td>
</tr>
<tr>
<td><strong> Balance Type:</strong></td>
<td>na</td>
</tr>
<tr>
<td><strong> Period Type:</strong></td>
<td>duration</td>
</tr>
</table></div>
</div></td></tr>
</table>
<table border="0" cellpadding="0" cellspacing="0" class="authRefData" style="display: none;" id="defref_us-gaap_DebtInstrumentUnamortizedDiscount">
<tr><td class="hide"><a style="color: white;" href="javascript:void(0);" onclick="top.Show.hideAR();">X</a></td></tr>
<tr><td><div class="body" style="padding: 2px;">
<a href="javascript:void(0);" onclick="top.Show.toggleNext( this );">- Definition</a><div><p>Amount, after accumulated amortization, of debt discount.</p></div>
<a href="javascript:void(0);" onclick="top.Show.toggleNext( this );">+ References</a><div style="display: none;"><p>Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef<br> -Publisher FASB<br> -Name Accounting Standards Codification<br> -Topic 835<br> -SubTopic 30<br> -Section 45<br> -Paragraph 1A<br> -URI http://asc.fasb.org/extlink&amp;oid=119993939&amp;loc=d3e28541-108399<br><br>Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef<br> -Publisher FASB<br> -Name Accounting Standards Codification<br> -Topic 835<br> -SubTopic 30<br> -Section 55<br> -Paragraph 8<br> -URI http://asc.fasb.org/extlink&amp;oid=114775985&amp;loc=d3e28878-108400<br></p></div>
<a href="javascript:void(0);" onclick="top.Show.toggleNext( this );">+ Details</a><div style="display: none;"><table border="0" cellpadding="0" cellspacing="0">
<tr>
<td><strong> Name:</strong></td>
<td style="white-space:nowrap;">us-gaap_DebtInstrumentUnamortizedDiscount</td>
</tr>
<tr>
<td style="padding-right: 4px;white-space:nowrap;"><strong> Namespace Prefix:</strong></td>
<td>us-gaap_</td>
</tr>
<tr>
<td><strong> Data Type:</strong></td>
<td>xbrli:monetaryItemType</td>
</tr>
<tr>
<td><strong> Balance Type:</strong></td>
<td>debit</td>
</tr>
<tr>
<td><strong> Period Type:</strong></td>
<td>instant</td>
</tr>
</table></div>
</div></td></tr>
</table>
<table border="0" cellpadding="0" cellspacing="0" class="authRefData" style="display: none;" id="defref_us-gaap_LongTermDebt">
<tr><td class="hide"><a style="color: white;" href="javascript:void(0);" onclick="top.Show.hideAR();">X</a></td></tr>
<tr><td><div class="body" style="padding: 2px;">
<a href="javascript:void(0);" onclick="top.Show.toggleNext( this );">- Definition</a><div><p>Amount, after unamortized (discount) premium and debt issuance costs, of long-term debt. Includes, but not limited to, notes payable, bonds payable, debentures, mortgage loans and commercial paper. Excludes capital lease obligations.</p></div>
<a href="javascript:void(0);" onclick="top.Show.toggleNext( this );">+ References</a><div style="display: none;"><p>Reference 1: http://www.xbrl.org/2003/role/disclosureRef<br> -Publisher FASB<br> -Name Accounting Standards Codification<br> -Topic 470<br> -SubTopic 20<br> -Section 50<br> -Paragraph 4<br> -Subparagraph (b)(3)<br> -URI http://asc.fasb.org/extlink&amp;oid=120520924&amp;loc=SL6031897-161870<br><br>Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef<br> -Publisher FASB<br> -Name Accounting Standards Codification<br> -Topic 944<br> -SubTopic 210<br> -Section S99<br> -Paragraph 1<br> -Subparagraph (SX 210.7-03(a)(16))<br> -URI http://asc.fasb.org/extlink&amp;oid=120400017&amp;loc=d3e572229-122910<br><br>Reference 3: http://fasb.org/us-gaap/role/ref/legacyRef<br> -Publisher FASB<br> -Name Accounting Standards Codification<br> -Topic 942<br> -SubTopic 210<br> -Section S99<br> -Paragraph 1<br> -Subparagraph (SX 210.9-03(16))<br> -URI http://asc.fasb.org/extlink&amp;oid=120398452&amp;loc=d3e534808-122878<br><br>Reference 4: http://fasb.org/us-gaap/role/ref/legacyRef<br> -Publisher FASB<br> -Name Accounting Standards Codification<br> -Topic 210<br> -SubTopic 10<br> -Section S99<br> -Paragraph 1<br> -Subparagraph (SX 210.5-02(22))<br> -URI http://asc.fasb.org/extlink&amp;oid=120391452&amp;loc=d3e13212-122682<br></p></div>
<a href="javascript:void(0);" onclick="top.Show.toggleNext( this );">+ Details</a><div style="display: none;"><table border="0" cellpadding="0" cellspacing="0">
<tr>
<td><strong> Name:</strong></td>
<td style="white-space:nowrap;">us-gaap_LongTermDebt</td>
</tr>
<tr>
<td style="padding-right: 4px;white-space:nowrap;"><strong> Namespace Prefix:</strong></td>
<td>us-gaap_</td>
</tr>
<tr>
<td><strong> Data Type:</strong></td>
<td>xbrli:monetaryItemType</td>
</tr>
<tr>
<td><strong> Balance Type:</strong></td>
<td>credit</td>
</tr>
<tr>
<td><strong> Period Type:</strong></td>
<td>instant</td>
</tr>
</table></div>
</div></td></tr>
</table>
<table border="0" cellpadding="0" cellspacing="0" class="authRefData" style="display: none;" id="defref_us-gaap_LongTermDebtCurrent">
<tr><td class="hide"><a style="color: white;" href="javascript:void(0);" onclick="top.Show.hideAR();">X</a></td></tr>
<tr><td><div class="body" style="padding: 2px;">
<a href="javascript:void(0);" onclick="top.Show.toggleNext( this );">- Definition</a><div><p>Amount, after unamortized (discount) premium and debt issuance costs, of long-term debt, classified as current. Includes, but not limited to, notes payable, bonds payable, debentures, mortgage loans and commercial paper. Excludes capital lease obligations.</p></div>
<a href="javascript:void(0);" onclick="top.Show.toggleNext( this );">+ References</a><div style="display: none;"><p>Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef<br> -Publisher FASB<br> -Name Accounting Standards Codification<br> -Topic 210<br> -SubTopic 10<br> -Section S99<br> -Paragraph 1<br> -Subparagraph (SX 210.5-02.19,20)<br> -URI http://asc.fasb.org/extlink&amp;oid=120391452&amp;loc=d3e13212-122682<br></p></div>
<a href="javascript:void(0);" onclick="top.Show.toggleNext( this );">+ Details</a><div style="display: none;"><table border="0" cellpadding="0" cellspacing="0">
<tr>
<td><strong> Name:</strong></td>
<td style="white-space:nowrap;">us-gaap_LongTermDebtCurrent</td>
</tr>
<tr>
<td style="padding-right: 4px;white-space:nowrap;"><strong> Namespace Prefix:</strong></td>
<td>us-gaap_</td>
</tr>
<tr>
<td><strong> Data Type:</strong></td>
<td>xbrli:monetaryItemType</td>
</tr>
<tr>
<td><strong> Balance Type:</strong></td>
<td>credit</td>
</tr>
<tr>
<td><strong> Period Type:</strong></td>
<td>instant</td>
</tr>
</table></div>
</div></td></tr>
</table>
<table border="0" cellpadding="0" cellspacing="0" class="authRefData" style="display: none;" id="defref_us-gaap_LongTermDebtNoncurrent">
<tr><td class="hide"><a style="color: white;" href="javascript:void(0);" onclick="top.Show.hideAR();">X</a></td></tr>
<tr><td><div class="body" style="padding: 2px;">
<a href="javascript:void(0);" onclick="top.Show.toggleNext( this );">- Definition</a><div><p>Amount after unamortized (discount) premium and debt issuance costs of long-term debt classified as noncurrent and excluding amounts to be repaid within one year or the normal operating cycle, if longer. Includes, but not limited to, notes payable, bonds payable, debentures, mortgage loans and commercial paper. Excludes capital lease obligations.</p></div>
<a href="javascript:void(0);" onclick="top.Show.toggleNext( this );">+ References</a><div style="display: none;"><p>Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef<br> -Publisher FASB<br> -Name Accounting Standards Codification<br> -Topic 210<br> -SubTopic 10<br> -Section S99<br> -Paragraph 1<br> -Subparagraph (SX 210.5-02.22)<br> -URI http://asc.fasb.org/extlink&amp;oid=120391452&amp;loc=d3e13212-122682<br></p></div>
<a href="javascript:void(0);" onclick="top.Show.toggleNext( this );">+ Details</a><div style="display: none;"><table border="0" cellpadding="0" cellspacing="0">
<tr>
<td><strong> Name:</strong></td>
<td style="white-space:nowrap;">us-gaap_LongTermDebtNoncurrent</td>
</tr>
<tr>
<td style="padding-right: 4px;white-space:nowrap;"><strong> Namespace Prefix:</strong></td>
<td>us-gaap_</td>
</tr>
<tr>
<td><strong> Data Type:</strong></td>
<td>xbrli:monetaryItemType</td>
</tr>
<tr>
<td><strong> Balance Type:</strong></td>
<td>credit</td>
</tr>
<tr>
<td><strong> Period Type:</strong></td>
<td>instant</td>
</tr>
</table></div>
</div></td></tr>
</table>
<table border="0" cellpadding="0" cellspacing="0" class="authRefData" style="display: none;" id="defref_us-gaap_DebtInstrumentAxis=ottr_The355GuaranteedSeniorNotesDueDecember152026Member">
<tr><td class="hide"><a style="color: white;" href="javascript:void(0);" onclick="top.Show.hideAR();">X</a></td></tr>
<tr><td><div class="body" style="padding: 2px;">
<a href="javascript:void(0);" onclick="top.Show.toggleNext( this );">- Details</a><div><table border="0" cellpadding="0" cellspacing="0">
<tr>
<td><strong> Name:</strong></td>
<td style="white-space:nowrap;">us-gaap_DebtInstrumentAxis=ottr_The355GuaranteedSeniorNotesDueDecember152026Member</td>
</tr>
<tr>
<td style="padding-right: 4px;white-space:nowrap;"><strong> Namespace Prefix:</strong></td>
<td></td>
</tr>
<tr>
<td><strong> Data Type:</strong></td>
<td>na</td>
</tr>
<tr>
<td><strong> Balance Type:</strong></td>
<td></td>
</tr>
<tr>
<td><strong> Period Type:</strong></td>
<td></td>
</tr>
</table></div>
</div></td></tr>
</table>
<table border="0" cellpadding="0" cellspacing="0" class="authRefData" style="display: none;" id="defref_us-gaap_DebtInstrumentAxis=ottr_SeniorUnsecuredNotes463SeriesADueDecember12021Member">
<tr><td class="hide"><a style="color: white;" href="javascript:void(0);" onclick="top.Show.hideAR();">X</a></td></tr>
<tr><td><div class="body" style="padding: 2px;">
<a href="javascript:void(0);" onclick="top.Show.toggleNext( this );">- Details</a><div><table border="0" cellpadding="0" cellspacing="0">
<tr>
<td><strong> Name:</strong></td>
<td style="white-space:nowrap;">us-gaap_DebtInstrumentAxis=ottr_SeniorUnsecuredNotes463SeriesADueDecember12021Member</td>
</tr>
<tr>
<td style="padding-right: 4px;white-space:nowrap;"><strong> Namespace Prefix:</strong></td>
<td></td>
</tr>
<tr>
<td><strong> Data Type:</strong></td>
<td>na</td>
</tr>
<tr>
<td><strong> Balance Type:</strong></td>
<td></td>
</tr>
<tr>
<td><strong> Period Type:</strong></td>
<td></td>
</tr>
</table></div>
</div></td></tr>
</table>
<table border="0" cellpadding="0" cellspacing="0" class="authRefData" style="display: none;" id="defref_us-gaap_DebtInstrumentAxis=ottr_SeniorUnsecuredNotes615SeriesBDueAugust202022Member">
<tr><td class="hide"><a style="color: white;" href="javascript:void(0);" onclick="top.Show.hideAR();">X</a></td></tr>
<tr><td><div class="body" style="padding: 2px;">
<a href="javascript:void(0);" onclick="top.Show.toggleNext( this );">- Details</a><div><table border="0" cellpadding="0" cellspacing="0">
<tr>
<td><strong> Name:</strong></td>
<td style="white-space:nowrap;">us-gaap_DebtInstrumentAxis=ottr_SeniorUnsecuredNotes615SeriesBDueAugust202022Member</td>
</tr>
<tr>
<td style="padding-right: 4px;white-space:nowrap;"><strong> Namespace Prefix:</strong></td>
<td></td>
</tr>
<tr>
<td><strong> Data Type:</strong></td>
<td>na</td>
</tr>
<tr>
<td><strong> Balance Type:</strong></td>
<td></td>
</tr>
<tr>
<td><strong> Period Type:</strong></td>
<td></td>
</tr>
</table></div>
</div></td></tr>
</table>
<table border="0" cellpadding="0" cellspacing="0" class="authRefData" style="display: none;" id="defref_us-gaap_DebtInstrumentAxis=ottr_SeniorUnsecuredNotes637SeriesCDueAugust202027Member">
<tr><td class="hide"><a style="color: white;" href="javascript:void(0);" onclick="top.Show.hideAR();">X</a></td></tr>
<tr><td><div class="body" style="padding: 2px;">
<a href="javascript:void(0);" onclick="top.Show.toggleNext( this );">- Details</a><div><table border="0" cellpadding="0" cellspacing="0">
<tr>
<td><strong> Name:</strong></td>
<td style="white-space:nowrap;">us-gaap_DebtInstrumentAxis=ottr_SeniorUnsecuredNotes637SeriesCDueAugust202027Member</td>
</tr>
<tr>
<td style="padding-right: 4px;white-space:nowrap;"><strong> Namespace Prefix:</strong></td>
<td></td>
</tr>
<tr>
<td><strong> Data Type:</strong></td>
<td>na</td>
</tr>
<tr>
<td><strong> Balance Type:</strong></td>
<td></td>
</tr>
<tr>
<td><strong> Period Type:</strong></td>
<td></td>
</tr>
</table></div>
</div></td></tr>
</table>
<table border="0" cellpadding="0" cellspacing="0" class="authRefData" style="display: none;" id="defref_us-gaap_DebtInstrumentAxis=ottr_SeniorUnsecuredNotes468SeriesADueFebruary272029Member">
<tr><td class="hide"><a style="color: white;" href="javascript:void(0);" onclick="top.Show.hideAR();">X</a></td></tr>
<tr><td><div class="body" style="padding: 2px;">
<a href="javascript:void(0);" onclick="top.Show.toggleNext( this );">- Details</a><div><table border="0" cellpadding="0" cellspacing="0">
<tr>
<td><strong> Name:</strong></td>
<td style="white-space:nowrap;">us-gaap_DebtInstrumentAxis=ottr_SeniorUnsecuredNotes468SeriesADueFebruary272029Member</td>
</tr>
<tr>
<td style="padding-right: 4px;white-space:nowrap;"><strong> Namespace Prefix:</strong></td>
<td></td>
</tr>
<tr>
<td><strong> Data Type:</strong></td>
<td>na</td>
</tr>
<tr>
<td><strong> Balance Type:</strong></td>
<td></td>
</tr>
<tr>
<td><strong> Period Type:</strong></td>
<td></td>
</tr>
</table></div>
</div></td></tr>
</table>
<table border="0" cellpadding="0" cellspacing="0" class="authRefData" style="display: none;" id="defref_us-gaap_DebtInstrumentAxis=ottr_SeniorUnsecuredNotes307SeriesADueOctober102029Member">
<tr><td class="hide"><a style="color: white;" href="javascript:void(0);" onclick="top.Show.hideAR();">X</a></td></tr>
<tr><td><div class="body" style="padding: 2px;">
<a href="javascript:void(0);" onclick="top.Show.toggleNext( this );">- Details</a><div><table border="0" cellpadding="0" cellspacing="0">
<tr>
<td><strong> Name:</strong></td>
<td style="white-space:nowrap;">us-gaap_DebtInstrumentAxis=ottr_SeniorUnsecuredNotes307SeriesADueOctober102029Member</td>
</tr>
<tr>
<td style="padding-right: 4px;white-space:nowrap;"><strong> Namespace Prefix:</strong></td>
<td></td>
</tr>
<tr>
<td><strong> Data Type:</strong></td>
<td>na</td>
</tr>
<tr>
<td><strong> Balance Type:</strong></td>
<td></td>
</tr>
<tr>
<td><strong> Period Type:</strong></td>
<td></td>
</tr>
</table></div>
</div></td></tr>
</table>
<table border="0" cellpadding="0" cellspacing="0" class="authRefData" style="display: none;" id="defref_us-gaap_DebtInstrumentAxis=ottr_SeniorUnsecuredNotes307SeriesADueFebruary252030Member">
<tr><td class="hide"><a style="color: white;" href="javascript:void(0);" onclick="top.Show.hideAR();">X</a></td></tr>
<tr><td><div class="body" style="padding: 2px;">
<a href="javascript:void(0);" onclick="top.Show.toggleNext( this );">- Details</a><div><table border="0" cellpadding="0" cellspacing="0">
<tr>
<td><strong> Name:</strong></td>
<td style="white-space:nowrap;">us-gaap_DebtInstrumentAxis=ottr_SeniorUnsecuredNotes307SeriesADueFebruary252030Member</td>
</tr>
<tr>
<td style="padding-right: 4px;white-space:nowrap;"><strong> Namespace Prefix:</strong></td>
<td></td>
</tr>
<tr>
<td><strong> Data Type:</strong></td>
<td>na</td>
</tr>
<tr>
<td><strong> Balance Type:</strong></td>
<td></td>
</tr>
<tr>
<td><strong> Period Type:</strong></td>
<td></td>
</tr>
</table></div>
</div></td></tr>
</table>
<table border="0" cellpadding="0" cellspacing="0" class="authRefData" style="display: none;" id="defref_us-gaap_DebtInstrumentAxis=ottr_SeniorUnsecuredNotes322SeriesBDueAugust202030Member">
<tr><td class="hide"><a style="color: white;" href="javascript:void(0);" onclick="top.Show.hideAR();">X</a></td></tr>
<tr><td><div class="body" style="padding: 2px;">
<a href="javascript:void(0);" onclick="top.Show.toggleNext( this );">- Details</a><div><table border="0" cellpadding="0" cellspacing="0">
<tr>
<td><strong> Name:</strong></td>
<td style="white-space:nowrap;">us-gaap_DebtInstrumentAxis=ottr_SeniorUnsecuredNotes322SeriesBDueAugust202030Member</td>
</tr>
<tr>
<td style="padding-right: 4px;white-space:nowrap;"><strong> Namespace Prefix:</strong></td>
<td></td>
</tr>
<tr>
<td><strong> Data Type:</strong></td>
<td>na</td>
</tr>
<tr>
<td><strong> Balance Type:</strong></td>
<td></td>
</tr>
<tr>
<td><strong> Period Type:</strong></td>
<td></td>
</tr>
</table></div>
</div></td></tr>
</table>
<table border="0" cellpadding="0" cellspacing="0" class="authRefData" style="display: none;" id="defref_us-gaap_DebtInstrumentAxis=ottr_SeniorUnsecuredNotes647SeriesDDueAugust202037Member">
<tr><td class="hide"><a style="color: white;" href="javascript:void(0);" onclick="top.Show.hideAR();">X</a></td></tr>
<tr><td><div class="body" style="padding: 2px;">
<a href="javascript:void(0);" onclick="top.Show.toggleNext( this );">- Details</a><div><table border="0" cellpadding="0" cellspacing="0">
<tr>
<td><strong> Name:</strong></td>
<td style="white-space:nowrap;">us-gaap_DebtInstrumentAxis=ottr_SeniorUnsecuredNotes647SeriesDDueAugust202037Member</td>
</tr>
<tr>
<td style="padding-right: 4px;white-space:nowrap;"><strong> Namespace Prefix:</strong></td>
<td></td>
</tr>
<tr>
<td><strong> Data Type:</strong></td>
<td>na</td>
</tr>
<tr>
<td><strong> Balance Type:</strong></td>
<td></td>
</tr>
<tr>
<td><strong> Period Type:</strong></td>
<td></td>
</tr>
</table></div>
</div></td></tr>
</table>
<table border="0" cellpadding="0" cellspacing="0" class="authRefData" style="display: none;" id="defref_us-gaap_DebtInstrumentAxis=ottr_SeniorUnsecuredNotes352SeriesBDueOctober102039Member">
<tr><td class="hide"><a style="color: white;" href="javascript:void(0);" onclick="top.Show.hideAR();">X</a></td></tr>
<tr><td><div class="body" style="padding: 2px;">
<a href="javascript:void(0);" onclick="top.Show.toggleNext( this );">- Details</a><div><table border="0" cellpadding="0" cellspacing="0">
<tr>
<td><strong> Name:</strong></td>
<td style="white-space:nowrap;">us-gaap_DebtInstrumentAxis=ottr_SeniorUnsecuredNotes352SeriesBDueOctober102039Member</td>
</tr>
<tr>
<td style="padding-right: 4px;white-space:nowrap;"><strong> Namespace Prefix:</strong></td>
<td></td>
</tr>
<tr>
<td><strong> Data Type:</strong></td>
<td>na</td>
</tr>
<tr>
<td><strong> Balance Type:</strong></td>
<td></td>
</tr>
<tr>
<td><strong> Period Type:</strong></td>
<td></td>
</tr>
</table></div>
</div></td></tr>
</table>
<table border="0" cellpadding="0" cellspacing="0" class="authRefData" style="display: none;" id="defref_us-gaap_DebtInstrumentAxis=ottr_SeniorUnsecuredNotes362SeriesCDueFebruary252040Member">
<tr><td class="hide"><a style="color: white;" href="javascript:void(0);" onclick="top.Show.hideAR();">X</a></td></tr>
<tr><td><div class="body" style="padding: 2px;">
<a href="javascript:void(0);" onclick="top.Show.toggleNext( this );">- Details</a><div><table border="0" cellpadding="0" cellspacing="0">
<tr>
<td><strong> Name:</strong></td>
<td style="white-space:nowrap;">us-gaap_DebtInstrumentAxis=ottr_SeniorUnsecuredNotes362SeriesCDueFebruary252040Member</td>
</tr>
<tr>
<td style="padding-right: 4px;white-space:nowrap;"><strong> Namespace Prefix:</strong></td>
<td></td>
</tr>
<tr>
<td><strong> Data Type:</strong></td>
<td>na</td>
</tr>
<tr>
<td><strong> Balance Type:</strong></td>
<td></td>
</tr>
<tr>
<td><strong> Period Type:</strong></td>
<td></td>
</tr>
</table></div>
</div></td></tr>
</table>
<table border="0" cellpadding="0" cellspacing="0" class="authRefData" style="display: none;" id="defref_us-gaap_DebtInstrumentAxis=ottr_SeniorUnsecuredNotes547SeriesBDueFebruary272044Member">
<tr><td class="hide"><a style="color: white;" href="javascript:void(0);" onclick="top.Show.hideAR();">X</a></td></tr>
<tr><td><div class="body" style="padding: 2px;">
<a href="javascript:void(0);" onclick="top.Show.toggleNext( this );">- Details</a><div><table border="0" cellpadding="0" cellspacing="0">
<tr>
<td><strong> Name:</strong></td>
<td style="white-space:nowrap;">us-gaap_DebtInstrumentAxis=ottr_SeniorUnsecuredNotes547SeriesBDueFebruary272044Member</td>
</tr>
<tr>
<td style="padding-right: 4px;white-space:nowrap;"><strong> Namespace Prefix:</strong></td>
<td></td>
</tr>
<tr>
<td><strong> Data Type:</strong></td>
<td>na</td>
</tr>
<tr>
<td><strong> Balance Type:</strong></td>
<td></td>
</tr>
<tr>
<td><strong> Period Type:</strong></td>
<td></td>
</tr>
</table></div>
</div></td></tr>
</table>
<table border="0" cellpadding="0" cellspacing="0" class="authRefData" style="display: none;" id="defref_us-gaap_DebtInstrumentAxis=ottr_SeniorUnsecuredNotes407SeriesADueFebruary72048Member">
<tr><td class="hide"><a style="color: white;" href="javascript:void(0);" onclick="top.Show.hideAR();">X</a></td></tr>
<tr><td><div class="body" style="padding: 2px;">
<a href="javascript:void(0);" onclick="top.Show.toggleNext( this );">- Details</a><div><table border="0" cellpadding="0" cellspacing="0">
<tr>
<td><strong> Name:</strong></td>
<td style="white-space:nowrap;">us-gaap_DebtInstrumentAxis=ottr_SeniorUnsecuredNotes407SeriesADueFebruary72048Member</td>
</tr>
<tr>
<td style="padding-right: 4px;white-space:nowrap;"><strong> Namespace Prefix:</strong></td>
<td></td>
</tr>
<tr>
<td><strong> Data Type:</strong></td>
<td>na</td>
</tr>
<tr>
<td><strong> Balance Type:</strong></td>
<td></td>
</tr>
<tr>
<td><strong> Period Type:</strong></td>
<td></td>
</tr>
</table></div>
</div></td></tr>
</table>
<table border="0" cellpadding="0" cellspacing="0" class="authRefData" style="display: none;" id="defref_us-gaap_DebtInstrumentAxis=ottr_SeniorUnsecuredNotes382SeriesCDueOctober102049Member">
<tr><td class="hide"><a style="color: white;" href="javascript:void(0);" onclick="top.Show.hideAR();">X</a></td></tr>
<tr><td><div class="body" style="padding: 2px;">
<a href="javascript:void(0);" onclick="top.Show.toggleNext( this );">- Details</a><div><table border="0" cellpadding="0" cellspacing="0">
<tr>
<td><strong> Name:</strong></td>
<td style="white-space:nowrap;">us-gaap_DebtInstrumentAxis=ottr_SeniorUnsecuredNotes382SeriesCDueOctober102049Member</td>
</tr>
<tr>
<td style="padding-right: 4px;white-space:nowrap;"><strong> Namespace Prefix:</strong></td>
<td></td>
</tr>
<tr>
<td><strong> Data Type:</strong></td>
<td>na</td>
</tr>
<tr>
<td><strong> Balance Type:</strong></td>
<td></td>
</tr>
<tr>
<td><strong> Period Type:</strong></td>
<td></td>
</tr>
</table></div>
</div></td></tr>
</table>
<table border="0" cellpadding="0" cellspacing="0" class="authRefData" style="display: none;" id="defref_us-gaap_DebtInstrumentAxis=ottr_SeniorUnsecuredNotes392SeriesDDueFebruary252050Member">
<tr><td class="hide"><a style="color: white;" href="javascript:void(0);" onclick="top.Show.hideAR();">X</a></td></tr>
<tr><td><div class="body" style="padding: 2px;">
<a href="javascript:void(0);" onclick="top.Show.toggleNext( this );">- Details</a><div><table border="0" cellpadding="0" cellspacing="0">
<tr>
<td><strong> Name:</strong></td>
<td style="white-space:nowrap;">us-gaap_DebtInstrumentAxis=ottr_SeniorUnsecuredNotes392SeriesDDueFebruary252050Member</td>
</tr>
<tr>
<td style="padding-right: 4px;white-space:nowrap;"><strong> Namespace Prefix:</strong></td>
<td></td>
</tr>
<tr>
<td><strong> Data Type:</strong></td>
<td>na</td>
</tr>
<tr>
<td><strong> Balance Type:</strong></td>
<td></td>
</tr>
<tr>
<td><strong> Period Type:</strong></td>
<td></td>
</tr>
</table></div>
</div></td></tr>
</table>
<table border="0" cellpadding="0" cellspacing="0" class="authRefData" style="display: none;" id="defref_us-gaap_DebtInstrumentAxis=ottr_PartnershipInAssistingCommunityExpansionPaceNote254DueMarch182021Member">
<tr><td class="hide"><a style="color: white;" href="javascript:void(0);" onclick="top.Show.hideAR();">X</a></td></tr>
<tr><td><div class="body" style="padding: 2px;">
<a href="javascript:void(0);" onclick="top.Show.toggleNext( this );">- Details</a><div><table border="0" cellpadding="0" cellspacing="0">
<tr>
<td><strong> Name:</strong></td>
<td style="white-space:nowrap;">us-gaap_DebtInstrumentAxis=ottr_PartnershipInAssistingCommunityExpansionPaceNote254DueMarch182021Member</td>
</tr>
<tr>
<td style="padding-right: 4px;white-space:nowrap;"><strong> Namespace Prefix:</strong></td>
<td></td>
</tr>
<tr>
<td><strong> Data Type:</strong></td>
<td>na</td>
</tr>
<tr>
<td><strong> Balance Type:</strong></td>
<td></td>
</tr>
<tr>
<td><strong> Period Type:</strong></td>
<td></td>
</tr>
</table></div>
</div></td></tr>
</table>
</div>
</body>
</html>
</TEXT>
</DOCUMENT>
<DOCUMENT>
<TYPE>XML
<SEQUENCE>56
<FILENAME>R45.htm
<DESCRIPTION>IDEA: XBRL DOCUMENT
<TEXT>
<html>
<head>
<title></title>
<link rel="stylesheet" type="text/css" href="report.css">
<script type="text/javascript" src="Show.js">/* Do Not Remove This Comment */</script><script type="text/javascript">
							function toggleNextSibling (e) {
							if (e.nextSibling.style.display=='none') {
							e.nextSibling.style.display='block';
							} else { e.nextSibling.style.display='none'; }
							}</script>
</head>
<body>
<span style="display: none;">v3.21.1</span><table class="report" border="0" cellspacing="2" id="idm140348368431352">
<tr>
<th class="tl" colspan="1" rowspan="1"><div style="width: 200px;"><strong>Short-Term and Long-Term Borrowings - Narrative (Details)<br></strong></div></th>
<th class="th"><div>Mar. 31, 2021</div></th>
</tr>
<tr class="rh">
<td class="pl " style="border-bottom: 0px;" valign="top"><a class="a" href="javascript:void(0);" onclick="top.Show.showAR( this, 'defref_srt_RangeAxis=srt_MaximumMember', window );">Maximum</a></td>
<td class="text">&#160;<span></span>
</td>
</tr>
<tr class="ro">
<td class="pl " style="border-bottom: 0px;" valign="top"><a class="a" href="javascript:void(0);" onclick="top.Show.showAR( this, 'defref_us-gaap_DebtInstrumentLineItems', window );"><strong>Debt Instrument [Line Items]</strong></a></td>
<td class="text">&#160;<span></span>
</td>
</tr>
<tr class="re">
<td class="pl custom" style="border-bottom: 0px;" valign="top"><a class="a" href="javascript:void(0);" onclick="top.Show.showAR( this, 'defref_ottr_DebtToTotalCapitalizationRatio', window );">Debt to total capitalization ratio</a></td>
<td class="nump">60.00%<span></span>
</td>
</tr>
<tr class="rh">
<td class="pl " style="border-bottom: 0px;" valign="top"><a class="a" href="javascript:void(0);" onclick="top.Show.showAR( this, 'defref_srt_RangeAxis=srt_MinimumMember', window );">Minimum</a></td>
<td class="text">&#160;<span></span>
</td>
</tr>
<tr class="re">
<td class="pl " style="border-bottom: 0px;" valign="top"><a class="a" href="javascript:void(0);" onclick="top.Show.showAR( this, 'defref_us-gaap_DebtInstrumentLineItems', window );"><strong>Debt Instrument [Line Items]</strong></a></td>
<td class="text">&#160;<span></span>
</td>
</tr>
<tr class="ro">
<td class="pl custom" style="border-bottom: 0px;" valign="top"><a class="a" href="javascript:void(0);" onclick="top.Show.showAR( this, 'defref_ottr_InterestAndDividendCoverageRatio', window );">Interest and dividend coverage ratio</a></td>
<td class="nump">1.50<span></span>
</td>
</tr>
</table>
<div style="display: none;">
<table border="0" cellpadding="0" cellspacing="0" class="authRefData" style="display: none;" id="defref_ottr_DebtToTotalCapitalizationRatio">
<tr><td class="hide"><a style="color: white;" href="javascript:void(0);" onclick="top.Show.hideAR();">X</a></td></tr>
<tr><td><div class="body" style="padding: 2px;">
<a href="javascript:void(0);" onclick="top.Show.toggleNext( this );">- Definition</a><div><p>Represents the required ratio of debt to total capitalization.</p></div>
<a href="javascript:void(0);" onclick="top.Show.toggleNext( this );">+ References</a><div style="display: none;"><p>No definition available.</p></div>
<a href="javascript:void(0);" onclick="top.Show.toggleNext( this );">+ Details</a><div style="display: none;"><table border="0" cellpadding="0" cellspacing="0">
<tr>
<td><strong> Name:</strong></td>
<td style="white-space:nowrap;">ottr_DebtToTotalCapitalizationRatio</td>
</tr>
<tr>
<td style="padding-right: 4px;white-space:nowrap;"><strong> Namespace Prefix:</strong></td>
<td>ottr_</td>
</tr>
<tr>
<td><strong> Data Type:</strong></td>
<td>num:percentItemType</td>
</tr>
<tr>
<td><strong> Balance Type:</strong></td>
<td>na</td>
</tr>
<tr>
<td><strong> Period Type:</strong></td>
<td>instant</td>
</tr>
</table></div>
</div></td></tr>
</table>
<table border="0" cellpadding="0" cellspacing="0" class="authRefData" style="display: none;" id="defref_ottr_InterestAndDividendCoverageRatio">
<tr><td class="hide"><a style="color: white;" href="javascript:void(0);" onclick="top.Show.hideAR();">X</a></td></tr>
<tr><td><div class="body" style="padding: 2px;">
<a href="javascript:void(0);" onclick="top.Show.toggleNext( this );">- Definition</a><div><p>Represents the required interest and dividend coverage ratio.</p></div>
<a href="javascript:void(0);" onclick="top.Show.toggleNext( this );">+ References</a><div style="display: none;"><p>No definition available.</p></div>
<a href="javascript:void(0);" onclick="top.Show.toggleNext( this );">+ Details</a><div style="display: none;"><table border="0" cellpadding="0" cellspacing="0">
<tr>
<td><strong> Name:</strong></td>
<td style="white-space:nowrap;">ottr_InterestAndDividendCoverageRatio</td>
</tr>
<tr>
<td style="padding-right: 4px;white-space:nowrap;"><strong> Namespace Prefix:</strong></td>
<td>ottr_</td>
</tr>
<tr>
<td><strong> Data Type:</strong></td>
<td>xbrli:pureItemType</td>
</tr>
<tr>
<td><strong> Balance Type:</strong></td>
<td>na</td>
</tr>
<tr>
<td><strong> Period Type:</strong></td>
<td>instant</td>
</tr>
</table></div>
</div></td></tr>
</table>
<table border="0" cellpadding="0" cellspacing="0" class="authRefData" style="display: none;" id="defref_us-gaap_DebtInstrumentLineItems">
<tr><td class="hide"><a style="color: white;" href="javascript:void(0);" onclick="top.Show.hideAR();">X</a></td></tr>
<tr><td><div class="body" style="padding: 2px;">
<a href="javascript:void(0);" onclick="top.Show.toggleNext( this );">- Definition</a><div><p>Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table.</p></div>
<a href="javascript:void(0);" onclick="top.Show.toggleNext( this );">+ References</a><div style="display: none;"><p>No definition available.</p></div>
<a href="javascript:void(0);" onclick="top.Show.toggleNext( this );">+ Details</a><div style="display: none;"><table border="0" cellpadding="0" cellspacing="0">
<tr>
<td><strong> Name:</strong></td>
<td style="white-space:nowrap;">us-gaap_DebtInstrumentLineItems</td>
</tr>
<tr>
<td style="padding-right: 4px;white-space:nowrap;"><strong> Namespace Prefix:</strong></td>
<td>us-gaap_</td>
</tr>
<tr>
<td><strong> Data Type:</strong></td>
<td>xbrli:stringItemType</td>
</tr>
<tr>
<td><strong> Balance Type:</strong></td>
<td>na</td>
</tr>
<tr>
<td><strong> Period Type:</strong></td>
<td>duration</td>
</tr>
</table></div>
</div></td></tr>
</table>
<table border="0" cellpadding="0" cellspacing="0" class="authRefData" style="display: none;" id="defref_srt_RangeAxis=srt_MaximumMember">
<tr><td class="hide"><a style="color: white;" href="javascript:void(0);" onclick="top.Show.hideAR();">X</a></td></tr>
<tr><td><div class="body" style="padding: 2px;">
<a href="javascript:void(0);" onclick="top.Show.toggleNext( this );">- Details</a><div><table border="0" cellpadding="0" cellspacing="0">
<tr>
<td><strong> Name:</strong></td>
<td style="white-space:nowrap;">srt_RangeAxis=srt_MaximumMember</td>
</tr>
<tr>
<td style="padding-right: 4px;white-space:nowrap;"><strong> Namespace Prefix:</strong></td>
<td></td>
</tr>
<tr>
<td><strong> Data Type:</strong></td>
<td>na</td>
</tr>
<tr>
<td><strong> Balance Type:</strong></td>
<td></td>
</tr>
<tr>
<td><strong> Period Type:</strong></td>
<td></td>
</tr>
</table></div>
</div></td></tr>
</table>
<table border="0" cellpadding="0" cellspacing="0" class="authRefData" style="display: none;" id="defref_srt_RangeAxis=srt_MinimumMember">
<tr><td class="hide"><a style="color: white;" href="javascript:void(0);" onclick="top.Show.hideAR();">X</a></td></tr>
<tr><td><div class="body" style="padding: 2px;">
<a href="javascript:void(0);" onclick="top.Show.toggleNext( this );">- Details</a><div><table border="0" cellpadding="0" cellspacing="0">
<tr>
<td><strong> Name:</strong></td>
<td style="white-space:nowrap;">srt_RangeAxis=srt_MinimumMember</td>
</tr>
<tr>
<td style="padding-right: 4px;white-space:nowrap;"><strong> Namespace Prefix:</strong></td>
<td></td>
</tr>
<tr>
<td><strong> Data Type:</strong></td>
<td>na</td>
</tr>
<tr>
<td><strong> Balance Type:</strong></td>
<td></td>
</tr>
<tr>
<td><strong> Period Type:</strong></td>
<td></td>
</tr>
</table></div>
</div></td></tr>
</table>
</div>
</body>
</html>
</TEXT>
</DOCUMENT>
<DOCUMENT>
<TYPE>XML
<SEQUENCE>57
<FILENAME>R46.htm
<DESCRIPTION>IDEA: XBRL DOCUMENT
<TEXT>
<html>
<head>
<title></title>
<link rel="stylesheet" type="text/css" href="report.css">
<script type="text/javascript" src="Show.js">/* Do Not Remove This Comment */</script><script type="text/javascript">
							function toggleNextSibling (e) {
							if (e.nextSibling.style.display=='none') {
							e.nextSibling.style.display='block';
							} else { e.nextSibling.style.display='none'; }
							}</script>
</head>
<body>
<span style="display: none;">v3.21.1</span><table class="report" border="0" cellspacing="2" id="idm140348372615560">
<tr>
<th class="tl" colspan="1" rowspan="2"><div style="width: 200px;"><strong>Pension Plan and Other Postretirement Benefits - Components of Net Periodic Benefit Cost (Details) - USD ($)<br> $ in Thousands</strong></div></th>
<th class="th" colspan="2">3 Months Ended</th>
</tr>
<tr>
<th class="th"><div>Mar. 31, 2021</div></th>
<th class="th"><div>Mar. 31, 2020</div></th>
</tr>
<tr class="rh">
<td class="pl " style="border-bottom: 0px;" valign="top"><a class="a" href="javascript:void(0);" onclick="top.Show.showAR( this, 'defref_us-gaap_RetirementPlanTypeAxis=us-gaap_PensionPlansDefinedBenefitMember', window );">Pension Plan</a></td>
<td class="text">&#160;<span></span>
</td>
<td class="text">&#160;<span></span>
</td>
</tr>
<tr class="ro">
<td class="pl " style="border-bottom: 0px;" valign="top"><a class="a" href="javascript:void(0);" onclick="top.Show.showAR( this, 'defref_us-gaap_DefinedBenefitPlanDisclosureLineItems', window );"><strong>Defined Benefit Plan Disclosure [Line Items]</strong></a></td>
<td class="text">&#160;<span></span>
</td>
<td class="text">&#160;<span></span>
</td>
</tr>
<tr class="re">
<td class="pl " style="border-bottom: 0px;" valign="top"><a class="a" href="javascript:void(0);" onclick="top.Show.showAR( this, 'defref_us-gaap_DefinedBenefitPlanServiceCost', window );">Service Cost&#8211;Benefit Earned During the Period</a></td>
<td class="nump">$ 1,866<span></span>
</td>
<td class="nump">$ 1,655<span></span>
</td>
</tr>
<tr class="ro">
<td class="pl " style="border-bottom: 0px;" valign="top"><a class="a" href="javascript:void(0);" onclick="top.Show.showAR( this, 'defref_us-gaap_DefinedBenefitPlanInterestCost', window );">Interest Cost on Projected Benefit Obligation</a></td>
<td class="nump">2,915<span></span>
</td>
<td class="nump">3,263<span></span>
</td>
</tr>
<tr class="re">
<td class="pl " style="border-bottom: 0px;" valign="top"><a class="a" href="javascript:void(0);" onclick="top.Show.showAR( this, 'defref_us-gaap_DefinedBenefitPlanExpectedReturnOnPlanAssets', window );">Expected Return on Assets</a></td>
<td class="num">(5,590)<span></span>
</td>
<td class="num">(5,505)<span></span>
</td>
</tr>
<tr class="ro">
<td class="pl " style="border-bottom: 0px;" valign="top"><a class="a" href="javascript:void(0);" onclick="top.Show.showAR( this, 'defref_ottr_DefinedBenefitPlanAmortizationOfGainsLossesAbstract', window );"><strong>Amortization of Net Actuarial Loss:</strong></a></td>
<td class="text">&#160;<span></span>
</td>
<td class="text">&#160;<span></span>
</td>
</tr>
<tr class="re">
<td class="pl custom" style="border-bottom: 0px;" valign="top"><a class="a" href="javascript:void(0);" onclick="top.Show.showAR( this, 'defref_ottr_DefinedBenefitPlanAmortizationOfGainsLossesFromRegulatoryAssets', window );">From Regulatory Asset</a></td>
<td class="nump">2,660<span></span>
</td>
<td class="nump">2,231<span></span>
</td>
</tr>
<tr class="ro">
<td class="pl custom" style="border-bottom: 0px;" valign="top"><a class="a" href="javascript:void(0);" onclick="top.Show.showAR( this, 'defref_ottr_DefinedBenefitPlanAmortizationOfGainsLossesFromOtherComprehensiveIncome', window );">From Other Comprehensive Income</a></td>
<td class="nump">68<span></span>
</td>
<td class="nump">55<span></span>
</td>
</tr>
<tr class="reu">
<td class="pl " style="border-bottom: 0px;" valign="top"><a class="a" href="javascript:void(0);" onclick="top.Show.showAR( this, 'defref_us-gaap_DefinedBenefitPlanNetPeriodicBenefitCost', window );">Net Periodic Pension Cost</a></td>
<td class="nump">1,919<span></span>
</td>
<td class="nump">1,699<span></span>
</td>
</tr>
<tr class="rh">
<td class="pl " style="border-bottom: 0px;" valign="top"><a class="a" href="javascript:void(0);" onclick="top.Show.showAR( this, 'defref_us-gaap_RetirementPlanTypeAxis=ottr_ExecutiveSurvivorAndSupplementalRetirementPlanMember', window );">Executive Survivor and Supplemental Retirement Plan</a></td>
<td class="text">&#160;<span></span>
</td>
<td class="text">&#160;<span></span>
</td>
</tr>
<tr class="re">
<td class="pl " style="border-bottom: 0px;" valign="top"><a class="a" href="javascript:void(0);" onclick="top.Show.showAR( this, 'defref_us-gaap_DefinedBenefitPlanDisclosureLineItems', window );"><strong>Defined Benefit Plan Disclosure [Line Items]</strong></a></td>
<td class="text">&#160;<span></span>
</td>
<td class="text">&#160;<span></span>
</td>
</tr>
<tr class="ro">
<td class="pl " style="border-bottom: 0px;" valign="top"><a class="a" href="javascript:void(0);" onclick="top.Show.showAR( this, 'defref_us-gaap_DefinedBenefitPlanServiceCost', window );">Service Cost&#8211;Benefit Earned During the Period</a></td>
<td class="nump">47<span></span>
</td>
<td class="nump">45<span></span>
</td>
</tr>
<tr class="re">
<td class="pl " style="border-bottom: 0px;" valign="top"><a class="a" href="javascript:void(0);" onclick="top.Show.showAR( this, 'defref_us-gaap_DefinedBenefitPlanInterestCost', window );">Interest Cost on Projected Benefit Obligation</a></td>
<td class="nump">307<span></span>
</td>
<td class="nump">362<span></span>
</td>
</tr>
<tr class="ro">
<td class="pl " style="border-bottom: 0px;" valign="top"><a class="a" href="javascript:void(0);" onclick="top.Show.showAR( this, 'defref_ottr_DefinedBenefitPlanAmortizationOfGainsLossesAbstract', window );"><strong>Amortization of Net Actuarial Loss:</strong></a></td>
<td class="text">&#160;<span></span>
</td>
<td class="text">&#160;<span></span>
</td>
</tr>
<tr class="re">
<td class="pl custom" style="border-bottom: 0px;" valign="top"><a class="a" href="javascript:void(0);" onclick="top.Show.showAR( this, 'defref_ottr_DefinedBenefitPlanAmortizationOfGainsLossesFromRegulatoryAssets', window );">From Regulatory Asset</a></td>
<td class="nump">31<span></span>
</td>
<td class="nump">23<span></span>
</td>
</tr>
<tr class="ro">
<td class="pl custom" style="border-bottom: 0px;" valign="top"><a class="a" href="javascript:void(0);" onclick="top.Show.showAR( this, 'defref_ottr_DefinedBenefitPlanAmortizationOfGainsLossesFromOtherComprehensiveIncome', window );">From Other Comprehensive Income</a></td>
<td class="nump">124<span></span>
</td>
<td class="nump">86<span></span>
</td>
</tr>
<tr class="reu">
<td class="pl " style="border-bottom: 0px;" valign="top"><a class="a" href="javascript:void(0);" onclick="top.Show.showAR( this, 'defref_us-gaap_DefinedBenefitPlanNetPeriodicBenefitCost', window );">Net Periodic Pension Cost</a></td>
<td class="nump">509<span></span>
</td>
<td class="nump">516<span></span>
</td>
</tr>
<tr class="rh">
<td class="pl " style="border-bottom: 0px;" valign="top"><a class="a" href="javascript:void(0);" onclick="top.Show.showAR( this, 'defref_us-gaap_RetirementPlanTypeAxis=us-gaap_OtherPostretirementBenefitPlansDefinedBenefitMember', window );">Other Postretirement Benefits Plan</a></td>
<td class="text">&#160;<span></span>
</td>
<td class="text">&#160;<span></span>
</td>
</tr>
<tr class="re">
<td class="pl " style="border-bottom: 0px;" valign="top"><a class="a" href="javascript:void(0);" onclick="top.Show.showAR( this, 'defref_us-gaap_DefinedBenefitPlanDisclosureLineItems', window );"><strong>Defined Benefit Plan Disclosure [Line Items]</strong></a></td>
<td class="text">&#160;<span></span>
</td>
<td class="text">&#160;<span></span>
</td>
</tr>
<tr class="ro">
<td class="pl " style="border-bottom: 0px;" valign="top"><a class="a" href="javascript:void(0);" onclick="top.Show.showAR( this, 'defref_us-gaap_DefinedBenefitPlanServiceCost', window );">Service Cost&#8211;Benefit Earned During the Period</a></td>
<td class="nump">430<span></span>
</td>
<td class="nump">462<span></span>
</td>
</tr>
<tr class="re">
<td class="pl " style="border-bottom: 0px;" valign="top"><a class="a" href="javascript:void(0);" onclick="top.Show.showAR( this, 'defref_us-gaap_DefinedBenefitPlanInterestCost', window );">Interest Cost on Projected Benefit Obligation</a></td>
<td class="nump">473<span></span>
</td>
<td class="nump">598<span></span>
</td>
</tr>
<tr class="ro">
<td class="pl " style="border-bottom: 0px;" valign="top"><a class="a" href="javascript:void(0);" onclick="top.Show.showAR( this, 'defref_ottr_DefinedBenefitPlanAmortizationOfPriorServiceCostCreditAbstract', window );"><strong>Amortization of Prior Service Cost:</strong></a></td>
<td class="text">&#160;<span></span>
</td>
<td class="text">&#160;<span></span>
</td>
</tr>
<tr class="re">
<td class="pl custom" style="border-bottom: 0px;" valign="top"><a class="a" href="javascript:void(0);" onclick="top.Show.showAR( this, 'defref_ottr_DefinedBenefitPlanAmortizationOfPriorServiceCostFromRegulatoryAssetsCredit', window );">From Regulatory Asset</a></td>
<td class="num">(1,397)<span></span>
</td>
<td class="num">(1,169)<span></span>
</td>
</tr>
<tr class="ro">
<td class="pl custom" style="border-bottom: 0px;" valign="top"><a class="a" href="javascript:void(0);" onclick="top.Show.showAR( this, 'defref_ottr_DefinedBenefitPlanAmortizationOfPriorServiceCostFromOtherComprehensiveIncomeCredit', window );">From Other Comprehensive Income</a></td>
<td class="num">(36)<span></span>
</td>
<td class="num">(29)<span></span>
</td>
</tr>
<tr class="re">
<td class="pl " style="border-bottom: 0px;" valign="top"><a class="a" href="javascript:void(0);" onclick="top.Show.showAR( this, 'defref_ottr_DefinedBenefitPlanAmortizationOfGainsLossesAbstract', window );"><strong>Amortization of Net Actuarial Loss:</strong></a></td>
<td class="text">&#160;<span></span>
</td>
<td class="text">&#160;<span></span>
</td>
</tr>
<tr class="ro">
<td class="pl custom" style="border-bottom: 0px;" valign="top"><a class="a" href="javascript:void(0);" onclick="top.Show.showAR( this, 'defref_ottr_DefinedBenefitPlanAmortizationOfGainsLossesFromRegulatoryAssets', window );">From Regulatory Asset</a></td>
<td class="nump">920<span></span>
</td>
<td class="nump">1,051<span></span>
</td>
</tr>
<tr class="re">
<td class="pl custom" style="border-bottom: 0px;" valign="top"><a class="a" href="javascript:void(0);" onclick="top.Show.showAR( this, 'defref_ottr_DefinedBenefitPlanAmortizationOfGainsLossesFromOtherComprehensiveIncome', window );">From Other Comprehensive Income</a></td>
<td class="nump">23<span></span>
</td>
<td class="nump">26<span></span>
</td>
</tr>
<tr class="rou">
<td class="pl " style="border-bottom: 0px;" valign="top"><a class="a" href="javascript:void(0);" onclick="top.Show.showAR( this, 'defref_us-gaap_DefinedBenefitPlanNetPeriodicBenefitCost', window );">Net Periodic Pension Cost</a></td>
<td class="nump">$ 413<span></span>
</td>
<td class="nump">$ 939<span></span>
</td>
</tr>
</table>
<div style="display: none;">
<table border="0" cellpadding="0" cellspacing="0" class="authRefData" style="display: none;" id="defref_ottr_DefinedBenefitPlanAmortizationOfGainsLossesAbstract">
<tr><td class="hide"><a style="color: white;" href="javascript:void(0);" onclick="top.Show.hideAR();">X</a></td></tr>
<tr><td><div class="body" style="padding: 2px;">
<a href="javascript:void(0);" onclick="top.Show.toggleNext( this );">- Definition</a><div><p>Defined Benefit Plan Amortization of Gains Losses [Abstract]</p></div>
<a href="javascript:void(0);" onclick="top.Show.toggleNext( this );">+ References</a><div style="display: none;"><p>No definition available.</p></div>
<a href="javascript:void(0);" onclick="top.Show.toggleNext( this );">+ Details</a><div style="display: none;"><table border="0" cellpadding="0" cellspacing="0">
<tr>
<td><strong> Name:</strong></td>
<td style="white-space:nowrap;">ottr_DefinedBenefitPlanAmortizationOfGainsLossesAbstract</td>
</tr>
<tr>
<td style="padding-right: 4px;white-space:nowrap;"><strong> Namespace Prefix:</strong></td>
<td>ottr_</td>
</tr>
<tr>
<td><strong> Data Type:</strong></td>
<td>xbrli:stringItemType</td>
</tr>
<tr>
<td><strong> Balance Type:</strong></td>
<td>na</td>
</tr>
<tr>
<td><strong> Period Type:</strong></td>
<td>duration</td>
</tr>
</table></div>
</div></td></tr>
</table>
<table border="0" cellpadding="0" cellspacing="0" class="authRefData" style="display: none;" id="defref_ottr_DefinedBenefitPlanAmortizationOfGainsLossesFromOtherComprehensiveIncome">
<tr><td class="hide"><a style="color: white;" href="javascript:void(0);" onclick="top.Show.hideAR();">X</a></td></tr>
<tr><td><div class="body" style="padding: 2px;">
<a href="javascript:void(0);" onclick="top.Show.toggleNext( this );">- Definition</a><div><p>The amount of gains or losses recognized in net periodic benefit cost from other comprehensive income.</p></div>
<a href="javascript:void(0);" onclick="top.Show.toggleNext( this );">+ References</a><div style="display: none;"><p>No definition available.</p></div>
<a href="javascript:void(0);" onclick="top.Show.toggleNext( this );">+ Details</a><div style="display: none;"><table border="0" cellpadding="0" cellspacing="0">
<tr>
<td><strong> Name:</strong></td>
<td style="white-space:nowrap;">ottr_DefinedBenefitPlanAmortizationOfGainsLossesFromOtherComprehensiveIncome</td>
</tr>
<tr>
<td style="padding-right: 4px;white-space:nowrap;"><strong> Namespace Prefix:</strong></td>
<td>ottr_</td>
</tr>
<tr>
<td><strong> Data Type:</strong></td>
<td>xbrli:monetaryItemType</td>
</tr>
<tr>
<td><strong> Balance Type:</strong></td>
<td>credit</td>
</tr>
<tr>
<td><strong> Period Type:</strong></td>
<td>duration</td>
</tr>
</table></div>
</div></td></tr>
</table>
<table border="0" cellpadding="0" cellspacing="0" class="authRefData" style="display: none;" id="defref_ottr_DefinedBenefitPlanAmortizationOfGainsLossesFromRegulatoryAssets">
<tr><td class="hide"><a style="color: white;" href="javascript:void(0);" onclick="top.Show.hideAR();">X</a></td></tr>
<tr><td><div class="body" style="padding: 2px;">
<a href="javascript:void(0);" onclick="top.Show.toggleNext( this );">- Definition</a><div><p>The amount of gains or losses recognized in net periodic benefit cost from regulatory assets.</p></div>
<a href="javascript:void(0);" onclick="top.Show.toggleNext( this );">+ References</a><div style="display: none;"><p>No definition available.</p></div>
<a href="javascript:void(0);" onclick="top.Show.toggleNext( this );">+ Details</a><div style="display: none;"><table border="0" cellpadding="0" cellspacing="0">
<tr>
<td><strong> Name:</strong></td>
<td style="white-space:nowrap;">ottr_DefinedBenefitPlanAmortizationOfGainsLossesFromRegulatoryAssets</td>
</tr>
<tr>
<td style="padding-right: 4px;white-space:nowrap;"><strong> Namespace Prefix:</strong></td>
<td>ottr_</td>
</tr>
<tr>
<td><strong> Data Type:</strong></td>
<td>xbrli:monetaryItemType</td>
</tr>
<tr>
<td><strong> Balance Type:</strong></td>
<td>credit</td>
</tr>
<tr>
<td><strong> Period Type:</strong></td>
<td>duration</td>
</tr>
</table></div>
</div></td></tr>
</table>
<table border="0" cellpadding="0" cellspacing="0" class="authRefData" style="display: none;" id="defref_ottr_DefinedBenefitPlanAmortizationOfPriorServiceCostCreditAbstract">
<tr><td class="hide"><a style="color: white;" href="javascript:void(0);" onclick="top.Show.hideAR();">X</a></td></tr>
<tr><td><div class="body" style="padding: 2px;">
<a href="javascript:void(0);" onclick="top.Show.toggleNext( this );">- Definition</a><div><p>Defined Benefit Plan Amortization of Prior Service Cost Credit [Abstract]</p></div>
<a href="javascript:void(0);" onclick="top.Show.toggleNext( this );">+ References</a><div style="display: none;"><p>No definition available.</p></div>
<a href="javascript:void(0);" onclick="top.Show.toggleNext( this );">+ Details</a><div style="display: none;"><table border="0" cellpadding="0" cellspacing="0">
<tr>
<td><strong> Name:</strong></td>
<td style="white-space:nowrap;">ottr_DefinedBenefitPlanAmortizationOfPriorServiceCostCreditAbstract</td>
</tr>
<tr>
<td style="padding-right: 4px;white-space:nowrap;"><strong> Namespace Prefix:</strong></td>
<td>ottr_</td>
</tr>
<tr>
<td><strong> Data Type:</strong></td>
<td>xbrli:stringItemType</td>
</tr>
<tr>
<td><strong> Balance Type:</strong></td>
<td>na</td>
</tr>
<tr>
<td><strong> Period Type:</strong></td>
<td>duration</td>
</tr>
</table></div>
</div></td></tr>
</table>
<table border="0" cellpadding="0" cellspacing="0" class="authRefData" style="display: none;" id="defref_ottr_DefinedBenefitPlanAmortizationOfPriorServiceCostFromOtherComprehensiveIncomeCredit">
<tr><td class="hide"><a style="color: white;" href="javascript:void(0);" onclick="top.Show.hideAR();">X</a></td></tr>
<tr><td><div class="body" style="padding: 2px;">
<a href="javascript:void(0);" onclick="top.Show.toggleNext( this );">- Definition</a><div><p>The amount of the prior service cost or credit recognized in net periodic benefit cost relating to benefit changes attributable to plan participants' prior service pursuant to a plan amendment or a plan initiation from other comprehensive income.</p></div>
<a href="javascript:void(0);" onclick="top.Show.toggleNext( this );">+ References</a><div style="display: none;"><p>No definition available.</p></div>
<a href="javascript:void(0);" onclick="top.Show.toggleNext( this );">+ Details</a><div style="display: none;"><table border="0" cellpadding="0" cellspacing="0">
<tr>
<td><strong> Name:</strong></td>
<td style="white-space:nowrap;">ottr_DefinedBenefitPlanAmortizationOfPriorServiceCostFromOtherComprehensiveIncomeCredit</td>
</tr>
<tr>
<td style="padding-right: 4px;white-space:nowrap;"><strong> Namespace Prefix:</strong></td>
<td>ottr_</td>
</tr>
<tr>
<td><strong> Data Type:</strong></td>
<td>xbrli:monetaryItemType</td>
</tr>
<tr>
<td><strong> Balance Type:</strong></td>
<td>debit</td>
</tr>
<tr>
<td><strong> Period Type:</strong></td>
<td>duration</td>
</tr>
</table></div>
</div></td></tr>
</table>
<table border="0" cellpadding="0" cellspacing="0" class="authRefData" style="display: none;" id="defref_ottr_DefinedBenefitPlanAmortizationOfPriorServiceCostFromRegulatoryAssetsCredit">
<tr><td class="hide"><a style="color: white;" href="javascript:void(0);" onclick="top.Show.hideAR();">X</a></td></tr>
<tr><td><div class="body" style="padding: 2px;">
<a href="javascript:void(0);" onclick="top.Show.toggleNext( this );">- Definition</a><div><p>The amount of the prior service cost or credit recognized in net periodic benefit cost relating to benefit changes attributable to plan participants' prior service pursuant to a plan amendment or a plan initiation from regulatory assets.</p></div>
<a href="javascript:void(0);" onclick="top.Show.toggleNext( this );">+ References</a><div style="display: none;"><p>No definition available.</p></div>
<a href="javascript:void(0);" onclick="top.Show.toggleNext( this );">+ Details</a><div style="display: none;"><table border="0" cellpadding="0" cellspacing="0">
<tr>
<td><strong> Name:</strong></td>
<td style="white-space:nowrap;">ottr_DefinedBenefitPlanAmortizationOfPriorServiceCostFromRegulatoryAssetsCredit</td>
</tr>
<tr>
<td style="padding-right: 4px;white-space:nowrap;"><strong> Namespace Prefix:</strong></td>
<td>ottr_</td>
</tr>
<tr>
<td><strong> Data Type:</strong></td>
<td>xbrli:monetaryItemType</td>
</tr>
<tr>
<td><strong> Balance Type:</strong></td>
<td>debit</td>
</tr>
<tr>
<td><strong> Period Type:</strong></td>
<td>duration</td>
</tr>
</table></div>
</div></td></tr>
</table>
<table border="0" cellpadding="0" cellspacing="0" class="authRefData" style="display: none;" id="defref_us-gaap_DefinedBenefitPlanDisclosureLineItems">
<tr><td class="hide"><a style="color: white;" href="javascript:void(0);" onclick="top.Show.hideAR();">X</a></td></tr>
<tr><td><div class="body" style="padding: 2px;">
<a href="javascript:void(0);" onclick="top.Show.toggleNext( this );">- Definition</a><div><p>Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table.</p></div>
<a href="javascript:void(0);" onclick="top.Show.toggleNext( this );">+ References</a><div style="display: none;"><p>No definition available.</p></div>
<a href="javascript:void(0);" onclick="top.Show.toggleNext( this );">+ Details</a><div style="display: none;"><table border="0" cellpadding="0" cellspacing="0">
<tr>
<td><strong> Name:</strong></td>
<td style="white-space:nowrap;">us-gaap_DefinedBenefitPlanDisclosureLineItems</td>
</tr>
<tr>
<td style="padding-right: 4px;white-space:nowrap;"><strong> Namespace Prefix:</strong></td>
<td>us-gaap_</td>
</tr>
<tr>
<td><strong> Data Type:</strong></td>
<td>xbrli:stringItemType</td>
</tr>
<tr>
<td><strong> Balance Type:</strong></td>
<td>na</td>
</tr>
<tr>
<td><strong> Period Type:</strong></td>
<td>duration</td>
</tr>
</table></div>
</div></td></tr>
</table>
<table border="0" cellpadding="0" cellspacing="0" class="authRefData" style="display: none;" id="defref_us-gaap_DefinedBenefitPlanExpectedReturnOnPlanAssets">
<tr><td class="hide"><a style="color: white;" href="javascript:void(0);" onclick="top.Show.hideAR();">X</a></td></tr>
<tr><td><div class="body" style="padding: 2px;">
<a href="javascript:void(0);" onclick="top.Show.toggleNext( this );">- Definition</a><div><p>Amount of expected return (loss) recognized in net periodic benefit (cost) credit, calculated based on expected long-term rate of return and market-related value of plan assets of defined benefit plan.</p></div>
<a href="javascript:void(0);" onclick="top.Show.toggleNext( this );">+ References</a><div style="display: none;"><p>Reference 1: http://www.xbrl.org/2003/role/exampleRef<br> -Publisher FASB<br> -Name Accounting Standards Codification<br> -Topic 715<br> -SubTopic 20<br> -Section 55<br> -Paragraph 17<br> -URI http://asc.fasb.org/extlink&amp;oid=118257860&amp;loc=d3e4179-114921<br><br>Reference 2: http://www.xbrl.org/2003/role/exampleRef<br> -Publisher FASB<br> -Name Accounting Standards Codification<br> -Topic 715<br> -SubTopic 20<br> -Section 55<br> -Paragraph 18<br> -URI http://asc.fasb.org/extlink&amp;oid=118257860&amp;loc=d3e4587-114921<br><br>Reference 3: http://www.xbrl.org/2003/role/disclosureRef<br> -Publisher FASB<br> -Name Accounting Standards Codification<br> -Topic 715<br> -SubTopic 20<br> -Section 50<br> -Paragraph 1<br> -Subparagraph (h)(3)<br> -URI http://asc.fasb.org/extlink&amp;oid=118255775&amp;loc=d3e1928-114920<br><br>Reference 4: http://www.xbrl.org/2003/role/disclosureRef<br> -Publisher FASB<br> -Name Accounting Standards Codification<br> -Topic 715<br> -SubTopic 20<br> -Section 45<br> -Paragraph 3A<br> -Subparagraph (b)<br> -URI http://asc.fasb.org/extlink&amp;oid=109237824&amp;loc=SL108413299-114919<br><br>Reference 5: http://www.xbrl.org/2003/role/disclosureRef<br> -Publisher FASB<br> -Name Accounting Standards Codification<br> -Topic 715<br> -SubTopic 20<br> -Section 50<br> -Paragraph 6<br> -Subparagraph (a)(3)<br> -URI http://asc.fasb.org/extlink&amp;oid=118255775&amp;loc=d3e2709-114920<br></p></div>
<a href="javascript:void(0);" onclick="top.Show.toggleNext( this );">+ Details</a><div style="display: none;"><table border="0" cellpadding="0" cellspacing="0">
<tr>
<td><strong> Name:</strong></td>
<td style="white-space:nowrap;">us-gaap_DefinedBenefitPlanExpectedReturnOnPlanAssets</td>
</tr>
<tr>
<td style="padding-right: 4px;white-space:nowrap;"><strong> Namespace Prefix:</strong></td>
<td>us-gaap_</td>
</tr>
<tr>
<td><strong> Data Type:</strong></td>
<td>xbrli:monetaryItemType</td>
</tr>
<tr>
<td><strong> Balance Type:</strong></td>
<td>credit</td>
</tr>
<tr>
<td><strong> Period Type:</strong></td>
<td>duration</td>
</tr>
</table></div>
</div></td></tr>
</table>
<table border="0" cellpadding="0" cellspacing="0" class="authRefData" style="display: none;" id="defref_us-gaap_DefinedBenefitPlanInterestCost">
<tr><td class="hide"><a style="color: white;" href="javascript:void(0);" onclick="top.Show.hideAR();">X</a></td></tr>
<tr><td><div class="body" style="padding: 2px;">
<a href="javascript:void(0);" onclick="top.Show.toggleNext( this );">- Definition</a><div><p>Amount of cost recognized for passage of time related to defined benefit plan.</p></div>
<a href="javascript:void(0);" onclick="top.Show.toggleNext( this );">+ References</a><div style="display: none;"><p>Reference 1: http://www.xbrl.org/2003/role/disclosureRef<br> -Publisher FASB<br> -Name Accounting Standards Codification<br> -Topic 715<br> -SubTopic 20<br> -Section 50<br> -Paragraph 1<br> -Subparagraph (h)(2)<br> -URI http://asc.fasb.org/extlink&amp;oid=118255775&amp;loc=d3e1928-114920<br><br>Reference 2: http://www.xbrl.org/2003/role/disclosureRef<br> -Publisher FASB<br> -Name Accounting Standards Codification<br> -Topic 715<br> -SubTopic 20<br> -Section 45<br> -Paragraph 3A<br> -Subparagraph (b)<br> -URI http://asc.fasb.org/extlink&amp;oid=109237824&amp;loc=SL108413299-114919<br><br>Reference 3: http://www.xbrl.org/2003/role/exampleRef<br> -Publisher FASB<br> -Name Accounting Standards Codification<br> -Topic 715<br> -SubTopic 20<br> -Section 55<br> -Paragraph 17<br> -URI http://asc.fasb.org/extlink&amp;oid=118257860&amp;loc=d3e4179-114921<br><br>Reference 4: http://www.xbrl.org/2003/role/exampleRef<br> -Publisher FASB<br> -Name Accounting Standards Codification<br> -Topic 715<br> -SubTopic 20<br> -Section 55<br> -Paragraph 18<br> -URI http://asc.fasb.org/extlink&amp;oid=118257860&amp;loc=d3e4587-114921<br><br>Reference 5: http://www.xbrl.org/2003/role/disclosureRef<br> -Publisher FASB<br> -Name Accounting Standards Codification<br> -Topic 715<br> -SubTopic 20<br> -Section 50<br> -Paragraph 1<br> -Subparagraph (a)(2)<br> -URI http://asc.fasb.org/extlink&amp;oid=118255775&amp;loc=d3e1928-114920<br><br>Reference 6: http://www.xbrl.org/2003/role/disclosureRef<br> -Publisher FASB<br> -Name Accounting Standards Codification<br> -Topic 715<br> -SubTopic 20<br> -Section 50<br> -Paragraph 6<br> -Subparagraph (a)(2)<br> -URI http://asc.fasb.org/extlink&amp;oid=118255775&amp;loc=d3e2709-114920<br></p></div>
<a href="javascript:void(0);" onclick="top.Show.toggleNext( this );">+ Details</a><div style="display: none;"><table border="0" cellpadding="0" cellspacing="0">
<tr>
<td><strong> Name:</strong></td>
<td style="white-space:nowrap;">us-gaap_DefinedBenefitPlanInterestCost</td>
</tr>
<tr>
<td style="padding-right: 4px;white-space:nowrap;"><strong> Namespace Prefix:</strong></td>
<td>us-gaap_</td>
</tr>
<tr>
<td><strong> Data Type:</strong></td>
<td>xbrli:monetaryItemType</td>
</tr>
<tr>
<td><strong> Balance Type:</strong></td>
<td>debit</td>
</tr>
<tr>
<td><strong> Period Type:</strong></td>
<td>duration</td>
</tr>
</table></div>
</div></td></tr>
</table>
<table border="0" cellpadding="0" cellspacing="0" class="authRefData" style="display: none;" id="defref_us-gaap_DefinedBenefitPlanNetPeriodicBenefitCost">
<tr><td class="hide"><a style="color: white;" href="javascript:void(0);" onclick="top.Show.hideAR();">X</a></td></tr>
<tr><td><div class="body" style="padding: 2px;">
<a href="javascript:void(0);" onclick="top.Show.toggleNext( this );">- Definition</a><div><p>Amount of net periodic benefit cost (credit) for defined benefit plan.</p></div>
<a href="javascript:void(0);" onclick="top.Show.toggleNext( this );">+ References</a><div style="display: none;"><p>Reference 1: http://www.xbrl.org/2003/role/disclosureRef<br> -Publisher FASB<br> -Name Accounting Standards Codification<br> -Topic 715<br> -SubTopic 20<br> -Section 50<br> -Paragraph 6<br> -Subparagraph (a)<br> -URI http://asc.fasb.org/extlink&amp;oid=118255775&amp;loc=d3e2709-114920<br><br>Reference 2: http://www.xbrl.org/2003/role/exampleRef<br> -Publisher FASB<br> -Name Accounting Standards Codification<br> -Topic 715<br> -SubTopic 20<br> -Section 55<br> -Paragraph 17<br> -URI http://asc.fasb.org/extlink&amp;oid=118257860&amp;loc=d3e4179-114921<br><br>Reference 3: http://www.xbrl.org/2003/role/exampleRef<br> -Publisher FASB<br> -Name Accounting Standards Codification<br> -Topic 715<br> -SubTopic 20<br> -Section 55<br> -Paragraph 18<br> -URI http://asc.fasb.org/extlink&amp;oid=118257860&amp;loc=d3e4587-114921<br><br>Reference 4: http://www.xbrl.org/2003/role/disclosureRef<br> -Publisher FASB<br> -Name Accounting Standards Codification<br> -Topic 715<br> -SubTopic 20<br> -Section 50<br> -Paragraph 1<br> -Subparagraph (h)<br> -URI http://asc.fasb.org/extlink&amp;oid=118255775&amp;loc=d3e1928-114920<br></p></div>
<a href="javascript:void(0);" onclick="top.Show.toggleNext( this );">+ Details</a><div style="display: none;"><table border="0" cellpadding="0" cellspacing="0">
<tr>
<td><strong> Name:</strong></td>
<td style="white-space:nowrap;">us-gaap_DefinedBenefitPlanNetPeriodicBenefitCost</td>
</tr>
<tr>
<td style="padding-right: 4px;white-space:nowrap;"><strong> Namespace Prefix:</strong></td>
<td>us-gaap_</td>
</tr>
<tr>
<td><strong> Data Type:</strong></td>
<td>xbrli:monetaryItemType</td>
</tr>
<tr>
<td><strong> Balance Type:</strong></td>
<td>debit</td>
</tr>
<tr>
<td><strong> Period Type:</strong></td>
<td>duration</td>
</tr>
</table></div>
</div></td></tr>
</table>
<table border="0" cellpadding="0" cellspacing="0" class="authRefData" style="display: none;" id="defref_us-gaap_DefinedBenefitPlanServiceCost">
<tr><td class="hide"><a style="color: white;" href="javascript:void(0);" onclick="top.Show.hideAR();">X</a></td></tr>
<tr><td><div class="body" style="padding: 2px;">
<a href="javascript:void(0);" onclick="top.Show.toggleNext( this );">- Definition</a><div><p>Amount of cost for actuarial present value of benefits attributed to service rendered by employee for defined benefit plan.</p></div>
<a href="javascript:void(0);" onclick="top.Show.toggleNext( this );">+ References</a><div style="display: none;"><p>Reference 1: http://www.xbrl.org/2003/role/disclosureRef<br> -Publisher FASB<br> -Name Accounting Standards Codification<br> -Topic 715<br> -SubTopic 20<br> -Section 50<br> -Paragraph 1<br> -Subparagraph (h)(1)<br> -URI http://asc.fasb.org/extlink&amp;oid=118255775&amp;loc=d3e1928-114920<br><br>Reference 2: http://www.xbrl.org/2003/role/exampleRef<br> -Publisher FASB<br> -Name Accounting Standards Codification<br> -Topic 715<br> -SubTopic 20<br> -Section 55<br> -Paragraph 17<br> -URI http://asc.fasb.org/extlink&amp;oid=118257860&amp;loc=d3e4179-114921<br><br>Reference 3: http://www.xbrl.org/2003/role/disclosureRef<br> -Publisher FASB<br> -Name Accounting Standards Codification<br> -Topic 715<br> -SubTopic 20<br> -Section 50<br> -Paragraph 6<br> -Subparagraph (a)(1)<br> -URI http://asc.fasb.org/extlink&amp;oid=118255775&amp;loc=d3e2709-114920<br><br>Reference 4: http://www.xbrl.org/2003/role/disclosureRef<br> -Publisher FASB<br> -Name Accounting Standards Codification<br> -Topic 715<br> -SubTopic 20<br> -Section 50<br> -Paragraph 1<br> -Subparagraph (a)(1)<br> -URI http://asc.fasb.org/extlink&amp;oid=118255775&amp;loc=d3e1928-114920<br><br>Reference 5: http://www.xbrl.org/2003/role/exampleRef<br> -Publisher FASB<br> -Name Accounting Standards Codification<br> -Topic 715<br> -SubTopic 20<br> -Section 55<br> -Paragraph 18<br> -URI http://asc.fasb.org/extlink&amp;oid=118257860&amp;loc=d3e4587-114921<br></p></div>
<a href="javascript:void(0);" onclick="top.Show.toggleNext( this );">+ Details</a><div style="display: none;"><table border="0" cellpadding="0" cellspacing="0">
<tr>
<td><strong> Name:</strong></td>
<td style="white-space:nowrap;">us-gaap_DefinedBenefitPlanServiceCost</td>
</tr>
<tr>
<td style="padding-right: 4px;white-space:nowrap;"><strong> Namespace Prefix:</strong></td>
<td>us-gaap_</td>
</tr>
<tr>
<td><strong> Data Type:</strong></td>
<td>xbrli:monetaryItemType</td>
</tr>
<tr>
<td><strong> Balance Type:</strong></td>
<td>debit</td>
</tr>
<tr>
<td><strong> Period Type:</strong></td>
<td>duration</td>
</tr>
</table></div>
</div></td></tr>
</table>
<table border="0" cellpadding="0" cellspacing="0" class="authRefData" style="display: none;" id="defref_us-gaap_RetirementPlanTypeAxis=us-gaap_PensionPlansDefinedBenefitMember">
<tr><td class="hide"><a style="color: white;" href="javascript:void(0);" onclick="top.Show.hideAR();">X</a></td></tr>
<tr><td><div class="body" style="padding: 2px;">
<a href="javascript:void(0);" onclick="top.Show.toggleNext( this );">- Details</a><div><table border="0" cellpadding="0" cellspacing="0">
<tr>
<td><strong> Name:</strong></td>
<td style="white-space:nowrap;">us-gaap_RetirementPlanTypeAxis=us-gaap_PensionPlansDefinedBenefitMember</td>
</tr>
<tr>
<td style="padding-right: 4px;white-space:nowrap;"><strong> Namespace Prefix:</strong></td>
<td></td>
</tr>
<tr>
<td><strong> Data Type:</strong></td>
<td>na</td>
</tr>
<tr>
<td><strong> Balance Type:</strong></td>
<td></td>
</tr>
<tr>
<td><strong> Period Type:</strong></td>
<td></td>
</tr>
</table></div>
</div></td></tr>
</table>
<table border="0" cellpadding="0" cellspacing="0" class="authRefData" style="display: none;" id="defref_us-gaap_RetirementPlanTypeAxis=ottr_ExecutiveSurvivorAndSupplementalRetirementPlanMember">
<tr><td class="hide"><a style="color: white;" href="javascript:void(0);" onclick="top.Show.hideAR();">X</a></td></tr>
<tr><td><div class="body" style="padding: 2px;">
<a href="javascript:void(0);" onclick="top.Show.toggleNext( this );">- Details</a><div><table border="0" cellpadding="0" cellspacing="0">
<tr>
<td><strong> Name:</strong></td>
<td style="white-space:nowrap;">us-gaap_RetirementPlanTypeAxis=ottr_ExecutiveSurvivorAndSupplementalRetirementPlanMember</td>
</tr>
<tr>
<td style="padding-right: 4px;white-space:nowrap;"><strong> Namespace Prefix:</strong></td>
<td></td>
</tr>
<tr>
<td><strong> Data Type:</strong></td>
<td>na</td>
</tr>
<tr>
<td><strong> Balance Type:</strong></td>
<td></td>
</tr>
<tr>
<td><strong> Period Type:</strong></td>
<td></td>
</tr>
</table></div>
</div></td></tr>
</table>
<table border="0" cellpadding="0" cellspacing="0" class="authRefData" style="display: none;" id="defref_us-gaap_RetirementPlanTypeAxis=us-gaap_OtherPostretirementBenefitPlansDefinedBenefitMember">
<tr><td class="hide"><a style="color: white;" href="javascript:void(0);" onclick="top.Show.hideAR();">X</a></td></tr>
<tr><td><div class="body" style="padding: 2px;">
<a href="javascript:void(0);" onclick="top.Show.toggleNext( this );">- Details</a><div><table border="0" cellpadding="0" cellspacing="0">
<tr>
<td><strong> Name:</strong></td>
<td style="white-space:nowrap;">us-gaap_RetirementPlanTypeAxis=us-gaap_OtherPostretirementBenefitPlansDefinedBenefitMember</td>
</tr>
<tr>
<td style="padding-right: 4px;white-space:nowrap;"><strong> Namespace Prefix:</strong></td>
<td></td>
</tr>
<tr>
<td><strong> Data Type:</strong></td>
<td>na</td>
</tr>
<tr>
<td><strong> Balance Type:</strong></td>
<td></td>
</tr>
<tr>
<td><strong> Period Type:</strong></td>
<td></td>
</tr>
</table></div>
</div></td></tr>
</table>
</div>
</body>
</html>
</TEXT>
</DOCUMENT>
<DOCUMENT>
<TYPE>XML
<SEQUENCE>58
<FILENAME>R47.htm
<DESCRIPTION>IDEA: XBRL DOCUMENT
<TEXT>
<html>
<head>
<title></title>
<link rel="stylesheet" type="text/css" href="report.css">
<script type="text/javascript" src="Show.js">/* Do Not Remove This Comment */</script><script type="text/javascript">
							function toggleNextSibling (e) {
							if (e.nextSibling.style.display=='none') {
							e.nextSibling.style.display='block';
							} else { e.nextSibling.style.display='none'; }
							}</script>
</head>
<body>
<span style="display: none;">v3.21.1</span><table class="report" border="0" cellspacing="2" id="idm140348368014024">
<tr>
<th class="tl" colspan="1" rowspan="2"><div style="width: 200px;"><strong>Pension Plan and Other Postretirement Benefits - Narrative (Details)<br> $ in Millions</strong></div></th>
<th class="th" colspan="1">1 Months Ended</th>
</tr>
<tr><th class="th">
<div>Jan. 31, 2021 </div>
<div>USD ($)</div>
</th></tr>
<tr class="rh">
<td class="pl " style="border-bottom: 0px;" valign="top"><a class="a" href="javascript:void(0);" onclick="top.Show.showAR( this, 'defref_us-gaap_RetirementPlanTypeAxis=us-gaap_PensionPlansDefinedBenefitMember', window );">Pension Plan</a></td>
<td class="text">&#160;<span></span>
</td>
</tr>
<tr class="ro">
<td class="pl " style="border-bottom: 0px;" valign="top"><a class="a" href="javascript:void(0);" onclick="top.Show.showAR( this, 'defref_us-gaap_DefinedBenefitPlanDisclosureLineItems', window );"><strong>Defined Benefit Plan Disclosure [Line Items]</strong></a></td>
<td class="text">&#160;<span></span>
</td>
</tr>
<tr class="re">
<td class="pl " style="border-bottom: 0px;" valign="top"><a class="a" href="javascript:void(0);" onclick="top.Show.showAR( this, 'defref_us-gaap_DefinedBenefitPlanContributionsByEmployer', window );">Contributions by employer</a></td>
<td class="nump">$ 10.0<span></span>
</td>
</tr>
</table>
<div style="display: none;">
<table border="0" cellpadding="0" cellspacing="0" class="authRefData" style="display: none;" id="defref_us-gaap_DefinedBenefitPlanContributionsByEmployer">
<tr><td class="hide"><a style="color: white;" href="javascript:void(0);" onclick="top.Show.hideAR();">X</a></td></tr>
<tr><td><div class="body" style="padding: 2px;">
<a href="javascript:void(0);" onclick="top.Show.toggleNext( this );">- Definition</a><div><p>Amount of contribution received by defined benefit plan from employer which increases plan assets.</p></div>
<a href="javascript:void(0);" onclick="top.Show.toggleNext( this );">+ References</a><div style="display: none;"><p>Reference 1: http://www.xbrl.org/2003/role/exampleRef<br> -Publisher FASB<br> -Name Accounting Standards Codification<br> -Topic 715<br> -SubTopic 20<br> -Section 55<br> -Paragraph 17<br> -URI http://asc.fasb.org/extlink&amp;oid=118257860&amp;loc=d3e4179-114921<br><br>Reference 2: http://www.xbrl.org/2003/role/exampleRef<br> -Publisher FASB<br> -Name Accounting Standards Codification<br> -Topic 715<br> -SubTopic 20<br> -Section 50<br> -Paragraph 1<br> -Subparagraph (d)(iv)(01)<br> -URI http://asc.fasb.org/extlink&amp;oid=118255775&amp;loc=d3e1928-114920<br><br>Reference 3: http://www.xbrl.org/2003/role/disclosureRef<br> -Publisher FASB<br> -Name Accounting Standards Codification<br> -Topic 715<br> -SubTopic 20<br> -Section 50<br> -Paragraph 6<br> -Subparagraph (b)<br> -URI http://asc.fasb.org/extlink&amp;oid=118255775&amp;loc=d3e2709-114920<br><br>Reference 4: http://www.xbrl.org/2003/role/exampleRef<br> -Publisher FASB<br> -Name Accounting Standards Codification<br> -Topic 715<br> -SubTopic 20<br> -Section 50<br> -Paragraph 1<br> -Subparagraph (d)(ii)<br> -URI http://asc.fasb.org/extlink&amp;oid=118255775&amp;loc=d3e1928-114920<br><br>Reference 5: http://www.xbrl.org/2003/role/exampleRef<br> -Publisher FASB<br> -Name Accounting Standards Codification<br> -Topic 715<br> -SubTopic 20<br> -Section 55<br> -Paragraph 18<br> -URI http://asc.fasb.org/extlink&amp;oid=118257860&amp;loc=d3e4587-114921<br><br>Reference 6: http://www.xbrl.org/2003/role/disclosureRef<br> -Publisher FASB<br> -Name Accounting Standards Codification<br> -Topic 715<br> -SubTopic 20<br> -Section 50<br> -Paragraph 1<br> -Subparagraph (d)(iv)(01)<br> -URI http://asc.fasb.org/extlink&amp;oid=118255775&amp;loc=d3e1928-114920<br><br>Reference 7: http://www.xbrl.org/2003/role/disclosureRef<br> -Publisher FASB<br> -Name Accounting Standards Codification<br> -Topic 715<br> -SubTopic 20<br> -Section 50<br> -Paragraph 1<br> -Subparagraph (b)(3)<br> -URI http://asc.fasb.org/extlink&amp;oid=118255775&amp;loc=d3e1928-114920<br></p></div>
<a href="javascript:void(0);" onclick="top.Show.toggleNext( this );">+ Details</a><div style="display: none;"><table border="0" cellpadding="0" cellspacing="0">
<tr>
<td><strong> Name:</strong></td>
<td style="white-space:nowrap;">us-gaap_DefinedBenefitPlanContributionsByEmployer</td>
</tr>
<tr>
<td style="padding-right: 4px;white-space:nowrap;"><strong> Namespace Prefix:</strong></td>
<td>us-gaap_</td>
</tr>
<tr>
<td><strong> Data Type:</strong></td>
<td>xbrli:monetaryItemType</td>
</tr>
<tr>
<td><strong> Balance Type:</strong></td>
<td>debit</td>
</tr>
<tr>
<td><strong> Period Type:</strong></td>
<td>duration</td>
</tr>
</table></div>
</div></td></tr>
</table>
<table border="0" cellpadding="0" cellspacing="0" class="authRefData" style="display: none;" id="defref_us-gaap_DefinedBenefitPlanDisclosureLineItems">
<tr><td class="hide"><a style="color: white;" href="javascript:void(0);" onclick="top.Show.hideAR();">X</a></td></tr>
<tr><td><div class="body" style="padding: 2px;">
<a href="javascript:void(0);" onclick="top.Show.toggleNext( this );">- Definition</a><div><p>Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table.</p></div>
<a href="javascript:void(0);" onclick="top.Show.toggleNext( this );">+ References</a><div style="display: none;"><p>No definition available.</p></div>
<a href="javascript:void(0);" onclick="top.Show.toggleNext( this );">+ Details</a><div style="display: none;"><table border="0" cellpadding="0" cellspacing="0">
<tr>
<td><strong> Name:</strong></td>
<td style="white-space:nowrap;">us-gaap_DefinedBenefitPlanDisclosureLineItems</td>
</tr>
<tr>
<td style="padding-right: 4px;white-space:nowrap;"><strong> Namespace Prefix:</strong></td>
<td>us-gaap_</td>
</tr>
<tr>
<td><strong> Data Type:</strong></td>
<td>xbrli:stringItemType</td>
</tr>
<tr>
<td><strong> Balance Type:</strong></td>
<td>na</td>
</tr>
<tr>
<td><strong> Period Type:</strong></td>
<td>duration</td>
</tr>
</table></div>
</div></td></tr>
</table>
<table border="0" cellpadding="0" cellspacing="0" class="authRefData" style="display: none;" id="defref_us-gaap_RetirementPlanTypeAxis=us-gaap_PensionPlansDefinedBenefitMember">
<tr><td class="hide"><a style="color: white;" href="javascript:void(0);" onclick="top.Show.hideAR();">X</a></td></tr>
<tr><td><div class="body" style="padding: 2px;">
<a href="javascript:void(0);" onclick="top.Show.toggleNext( this );">- Details</a><div><table border="0" cellpadding="0" cellspacing="0">
<tr>
<td><strong> Name:</strong></td>
<td style="white-space:nowrap;">us-gaap_RetirementPlanTypeAxis=us-gaap_PensionPlansDefinedBenefitMember</td>
</tr>
<tr>
<td style="padding-right: 4px;white-space:nowrap;"><strong> Namespace Prefix:</strong></td>
<td></td>
</tr>
<tr>
<td><strong> Data Type:</strong></td>
<td>na</td>
</tr>
<tr>
<td><strong> Balance Type:</strong></td>
<td></td>
</tr>
<tr>
<td><strong> Period Type:</strong></td>
<td></td>
</tr>
</table></div>
</div></td></tr>
</table>
</div>
</body>
</html>
</TEXT>
</DOCUMENT>
<DOCUMENT>
<TYPE>XML
<SEQUENCE>59
<FILENAME>R48.htm
<DESCRIPTION>IDEA: XBRL DOCUMENT
<TEXT>
<html>
<head>
<title></title>
<link rel="stylesheet" type="text/css" href="report.css">
<script type="text/javascript" src="Show.js">/* Do Not Remove This Comment */</script><script type="text/javascript">
							function toggleNextSibling (e) {
							if (e.nextSibling.style.display=='none') {
							e.nextSibling.style.display='block';
							} else { e.nextSibling.style.display='none'; }
							}</script>
</head>
<body>
<span style="display: none;">v3.21.1</span><table class="report" border="0" cellspacing="2" id="idm140348450397848">
<tr>
<th class="tl" colspan="1" rowspan="2"><div style="width: 200px;"><strong>Income Taxes - Effective Income Tax Rate (Details)<br></strong></div></th>
<th class="th" colspan="2">3 Months Ended</th>
</tr>
<tr>
<th class="th"><div>Mar. 31, 2021</div></th>
<th class="th"><div>Mar. 31, 2020</div></th>
</tr>
<tr class="re">
<td class="pl " style="border-bottom: 0px;" valign="top"><a class="a" href="javascript:void(0);" onclick="top.Show.showAR( this, 'defref_us-gaap_IncomeTaxDisclosureAbstract', window );"><strong>Income Tax Disclosure [Abstract]</strong></a></td>
<td class="text">&#160;<span></span>
</td>
<td class="text">&#160;<span></span>
</td>
</tr>
<tr class="ro">
<td class="pl " style="border-bottom: 0px;" valign="top"><a class="a" href="javascript:void(0);" onclick="top.Show.showAR( this, 'defref_us-gaap_EffectiveIncomeTaxRateReconciliationAtFederalStatutoryIncomeTaxRate', window );">Federal Statutory Rate</a></td>
<td class="nump">21.00%<span></span>
</td>
<td class="nump">21.00%<span></span>
</td>
</tr>
<tr class="re">
<td class="pl " style="border-bottom: 0px;" valign="top"><a class="a" href="javascript:void(0);" onclick="top.Show.showAR( this, 'defref_us-gaap_EffectiveIncomeTaxRateContinuingOperationsTaxRateReconciliationAbstract', window );"><strong>Increases (Decreases) in Tax from:</strong></a></td>
<td class="text">&#160;<span></span>
</td>
<td class="text">&#160;<span></span>
</td>
</tr>
<tr class="ro">
<td class="pl " style="border-bottom: 0px;" valign="top"><a class="a" href="javascript:void(0);" onclick="top.Show.showAR( this, 'defref_us-gaap_EffectiveIncomeTaxRateReconciliationStateAndLocalIncomeTaxes', window );">State Taxes on Income, Net of Federal Tax</a></td>
<td class="nump">5.00%<span></span>
</td>
<td class="nump">5.00%<span></span>
</td>
</tr>
<tr class="re">
<td class="pl custom" style="border-bottom: 0px;" valign="top"><a class="a" href="javascript:void(0);" onclick="top.Show.showAR( this, 'defref_ottr_EffectiveIncomeTaxRateReconciliationTaxCreditProductionPercent', window );">Production Tax Credits (PTCs)</a></td>
<td class="num">(7.60%)<span></span>
</td>
<td class="nump">0.00%<span></span>
</td>
</tr>
<tr class="ro">
<td class="pl custom" style="border-bottom: 0px;" valign="top"><a class="a" href="javascript:void(0);" onclick="top.Show.showAR( this, 'defref_ottr_EffectiveIncomeTaxRateReconciliationAmortizationOfExcessDeferredTaxes', window );">Amortization of Excess Deferred Income Taxes</a></td>
<td class="num">(2.90%)<span></span>
</td>
<td class="num">(4.10%)<span></span>
</td>
</tr>
<tr class="re">
<td class="pl custom" style="border-bottom: 0px;" valign="top"><a class="a" href="javascript:void(0);" onclick="top.Show.showAR( this, 'defref_ottr_EffectiveIncomeTaxRateReconciliationCorporateOwnedLifeInsurancePercent', window );">Corporate-Owned Life Insurance</a></td>
<td class="num">(0.50%)<span></span>
</td>
<td class="nump">0.70%<span></span>
</td>
</tr>
<tr class="ro">
<td class="pl " style="border-bottom: 0px;" valign="top"><a class="a" href="javascript:void(0);" onclick="top.Show.showAR( this, 'defref_us-gaap_EffectiveIncomeTaxRateReconciliationTaxCreditsOther', window );">North Dakota Wind Tax Credit Amortization, Net of Federal Tax</a></td>
<td class="num">(0.40%)<span></span>
</td>
<td class="num">(0.90%)<span></span>
</td>
</tr>
<tr class="re">
<td class="pl " style="border-bottom: 0px;" valign="top"><a class="a" href="javascript:void(0);" onclick="top.Show.showAR( this, 'defref_us-gaap_EffectiveIncomeTaxRateReconciliationDeductionsEmployeeStockOwnershipPlanDividends', window );">Excess Tax Deduction on Stock Awards</a></td>
<td class="num">(0.10%)<span></span>
</td>
<td class="num">(1.30%)<span></span>
</td>
</tr>
<tr class="ro">
<td class="pl custom" style="border-bottom: 0px;" valign="top"><a class="a" href="javascript:void(0);" onclick="top.Show.showAR( this, 'defref_ottr_EffectiveIncomeTaxRateReconciliationAllowanceForEquityFundsUsedDuringConstructionPercent', window );">Allowance for Equity Funds Used During Construction</a></td>
<td class="nump">0.00%<span></span>
</td>
<td class="num">(1.00%)<span></span>
</td>
</tr>
<tr class="re">
<td class="pl " style="border-bottom: 0px;" valign="top"><a class="a" href="javascript:void(0);" onclick="top.Show.showAR( this, 'defref_us-gaap_EffectiveIncomeTaxRateReconciliationOtherAdjustments', window );">Other, Net</a></td>
<td class="nump">0.30%<span></span>
</td>
<td class="num">(0.50%)<span></span>
</td>
</tr>
<tr class="rou">
<td class="pl " style="border-bottom: 0px;" valign="top"><a class="a" href="javascript:void(0);" onclick="top.Show.showAR( this, 'defref_us-gaap_EffectiveIncomeTaxRateContinuingOperations', window );">Effective Tax Rate</a></td>
<td class="nump">14.80%<span></span>
</td>
<td class="nump">18.90%<span></span>
</td>
</tr>
</table>
<div style="display: none;">
<table border="0" cellpadding="0" cellspacing="0" class="authRefData" style="display: none;" id="defref_ottr_EffectiveIncomeTaxRateReconciliationAllowanceForEquityFundsUsedDuringConstructionPercent">
<tr><td class="hide"><a style="color: white;" href="javascript:void(0);" onclick="top.Show.hideAR();">X</a></td></tr>
<tr><td><div class="body" style="padding: 2px;">
<a href="javascript:void(0);" onclick="top.Show.toggleNext( this );">- Definition</a><div><p>Effective Income Tax Rate Reconciliation, Allowance for Equity, Funds Used During Construction, Percent</p></div>
<a href="javascript:void(0);" onclick="top.Show.toggleNext( this );">+ References</a><div style="display: none;"><p>No definition available.</p></div>
<a href="javascript:void(0);" onclick="top.Show.toggleNext( this );">+ Details</a><div style="display: none;"><table border="0" cellpadding="0" cellspacing="0">
<tr>
<td><strong> Name:</strong></td>
<td style="white-space:nowrap;">ottr_EffectiveIncomeTaxRateReconciliationAllowanceForEquityFundsUsedDuringConstructionPercent</td>
</tr>
<tr>
<td style="padding-right: 4px;white-space:nowrap;"><strong> Namespace Prefix:</strong></td>
<td>ottr_</td>
</tr>
<tr>
<td><strong> Data Type:</strong></td>
<td>num:percentItemType</td>
</tr>
<tr>
<td><strong> Balance Type:</strong></td>
<td>na</td>
</tr>
<tr>
<td><strong> Period Type:</strong></td>
<td>duration</td>
</tr>
</table></div>
</div></td></tr>
</table>
<table border="0" cellpadding="0" cellspacing="0" class="authRefData" style="display: none;" id="defref_ottr_EffectiveIncomeTaxRateReconciliationAmortizationOfExcessDeferredTaxes">
<tr><td class="hide"><a style="color: white;" href="javascript:void(0);" onclick="top.Show.hideAR();">X</a></td></tr>
<tr><td><div class="body" style="padding: 2px;">
<a href="javascript:void(0);" onclick="top.Show.toggleNext( this );">- Definition</a><div><p>Effective Income Tax Rate Reconciliation, Amortization of Excess Deferred Taxes</p></div>
<a href="javascript:void(0);" onclick="top.Show.toggleNext( this );">+ References</a><div style="display: none;"><p>No definition available.</p></div>
<a href="javascript:void(0);" onclick="top.Show.toggleNext( this );">+ Details</a><div style="display: none;"><table border="0" cellpadding="0" cellspacing="0">
<tr>
<td><strong> Name:</strong></td>
<td style="white-space:nowrap;">ottr_EffectiveIncomeTaxRateReconciliationAmortizationOfExcessDeferredTaxes</td>
</tr>
<tr>
<td style="padding-right: 4px;white-space:nowrap;"><strong> Namespace Prefix:</strong></td>
<td>ottr_</td>
</tr>
<tr>
<td><strong> Data Type:</strong></td>
<td>num:percentItemType</td>
</tr>
<tr>
<td><strong> Balance Type:</strong></td>
<td>na</td>
</tr>
<tr>
<td><strong> Period Type:</strong></td>
<td>duration</td>
</tr>
</table></div>
</div></td></tr>
</table>
<table border="0" cellpadding="0" cellspacing="0" class="authRefData" style="display: none;" id="defref_ottr_EffectiveIncomeTaxRateReconciliationCorporateOwnedLifeInsurancePercent">
<tr><td class="hide"><a style="color: white;" href="javascript:void(0);" onclick="top.Show.hideAR();">X</a></td></tr>
<tr><td><div class="body" style="padding: 2px;">
<a href="javascript:void(0);" onclick="top.Show.toggleNext( this );">- Definition</a><div><p>Effective Income Tax Rate Reconciliation, Corporate-Owned Life Insurance, Percent</p></div>
<a href="javascript:void(0);" onclick="top.Show.toggleNext( this );">+ References</a><div style="display: none;"><p>No definition available.</p></div>
<a href="javascript:void(0);" onclick="top.Show.toggleNext( this );">+ Details</a><div style="display: none;"><table border="0" cellpadding="0" cellspacing="0">
<tr>
<td><strong> Name:</strong></td>
<td style="white-space:nowrap;">ottr_EffectiveIncomeTaxRateReconciliationCorporateOwnedLifeInsurancePercent</td>
</tr>
<tr>
<td style="padding-right: 4px;white-space:nowrap;"><strong> Namespace Prefix:</strong></td>
<td>ottr_</td>
</tr>
<tr>
<td><strong> Data Type:</strong></td>
<td>num:percentItemType</td>
</tr>
<tr>
<td><strong> Balance Type:</strong></td>
<td>na</td>
</tr>
<tr>
<td><strong> Period Type:</strong></td>
<td>duration</td>
</tr>
</table></div>
</div></td></tr>
</table>
<table border="0" cellpadding="0" cellspacing="0" class="authRefData" style="display: none;" id="defref_ottr_EffectiveIncomeTaxRateReconciliationTaxCreditProductionPercent">
<tr><td class="hide"><a style="color: white;" href="javascript:void(0);" onclick="top.Show.hideAR();">X</a></td></tr>
<tr><td><div class="body" style="padding: 2px;">
<a href="javascript:void(0);" onclick="top.Show.toggleNext( this );">- Definition</a><div><p>Effective Income Tax Rate Reconciliation, Tax Credit, Production, Percent</p></div>
<a href="javascript:void(0);" onclick="top.Show.toggleNext( this );">+ References</a><div style="display: none;"><p>No definition available.</p></div>
<a href="javascript:void(0);" onclick="top.Show.toggleNext( this );">+ Details</a><div style="display: none;"><table border="0" cellpadding="0" cellspacing="0">
<tr>
<td><strong> Name:</strong></td>
<td style="white-space:nowrap;">ottr_EffectiveIncomeTaxRateReconciliationTaxCreditProductionPercent</td>
</tr>
<tr>
<td style="padding-right: 4px;white-space:nowrap;"><strong> Namespace Prefix:</strong></td>
<td>ottr_</td>
</tr>
<tr>
<td><strong> Data Type:</strong></td>
<td>num:percentItemType</td>
</tr>
<tr>
<td><strong> Balance Type:</strong></td>
<td>na</td>
</tr>
<tr>
<td><strong> Period Type:</strong></td>
<td>duration</td>
</tr>
</table></div>
</div></td></tr>
</table>
<table border="0" cellpadding="0" cellspacing="0" class="authRefData" style="display: none;" id="defref_us-gaap_EffectiveIncomeTaxRateContinuingOperations">
<tr><td class="hide"><a style="color: white;" href="javascript:void(0);" onclick="top.Show.hideAR();">X</a></td></tr>
<tr><td><div class="body" style="padding: 2px;">
<a href="javascript:void(0);" onclick="top.Show.toggleNext( this );">- Definition</a><div><p>Percentage of current income tax expense (benefit) and deferred income tax expense (benefit) pertaining to continuing operations.</p></div>
<a href="javascript:void(0);" onclick="top.Show.toggleNext( this );">+ References</a><div style="display: none;"><p>Reference 1: http://www.xbrl.org/2003/role/disclosureRef<br> -Publisher FASB<br> -Name Accounting Standards Codification<br> -Topic 740<br> -SubTopic 10<br> -Section 50<br> -Paragraph 12<br> -URI http://asc.fasb.org/extlink&amp;oid=84230637&amp;loc=d3e32687-109319<br></p></div>
<a href="javascript:void(0);" onclick="top.Show.toggleNext( this );">+ Details</a><div style="display: none;"><table border="0" cellpadding="0" cellspacing="0">
<tr>
<td><strong> Name:</strong></td>
<td style="white-space:nowrap;">us-gaap_EffectiveIncomeTaxRateContinuingOperations</td>
</tr>
<tr>
<td style="padding-right: 4px;white-space:nowrap;"><strong> Namespace Prefix:</strong></td>
<td>us-gaap_</td>
</tr>
<tr>
<td><strong> Data Type:</strong></td>
<td>num:percentItemType</td>
</tr>
<tr>
<td><strong> Balance Type:</strong></td>
<td>na</td>
</tr>
<tr>
<td><strong> Period Type:</strong></td>
<td>duration</td>
</tr>
</table></div>
</div></td></tr>
</table>
<table border="0" cellpadding="0" cellspacing="0" class="authRefData" style="display: none;" id="defref_us-gaap_EffectiveIncomeTaxRateContinuingOperationsTaxRateReconciliationAbstract">
<tr><td class="hide"><a style="color: white;" href="javascript:void(0);" onclick="top.Show.hideAR();">X</a></td></tr>
<tr><td><div class="body" style="padding: 2px;">
<a href="javascript:void(0);" onclick="top.Show.toggleNext( this );">- References</a><div><p>No definition available.</p></div>
<a href="javascript:void(0);" onclick="top.Show.toggleNext( this );">+ Details</a><div style="display: none;"><table border="0" cellpadding="0" cellspacing="0">
<tr>
<td><strong> Name:</strong></td>
<td style="white-space:nowrap;">us-gaap_EffectiveIncomeTaxRateContinuingOperationsTaxRateReconciliationAbstract</td>
</tr>
<tr>
<td style="padding-right: 4px;white-space:nowrap;"><strong> Namespace Prefix:</strong></td>
<td>us-gaap_</td>
</tr>
<tr>
<td><strong> Data Type:</strong></td>
<td>xbrli:stringItemType</td>
</tr>
<tr>
<td><strong> Balance Type:</strong></td>
<td>na</td>
</tr>
<tr>
<td><strong> Period Type:</strong></td>
<td>duration</td>
</tr>
</table></div>
</div></td></tr>
</table>
<table border="0" cellpadding="0" cellspacing="0" class="authRefData" style="display: none;" id="defref_us-gaap_EffectiveIncomeTaxRateReconciliationAtFederalStatutoryIncomeTaxRate">
<tr><td class="hide"><a style="color: white;" href="javascript:void(0);" onclick="top.Show.hideAR();">X</a></td></tr>
<tr><td><div class="body" style="padding: 2px;">
<a href="javascript:void(0);" onclick="top.Show.toggleNext( this );">- Definition</a><div><p>Percentage of domestic federal statutory tax rate applicable to pretax income (loss).</p></div>
<a href="javascript:void(0);" onclick="top.Show.toggleNext( this );">+ References</a><div style="display: none;"><p>Reference 1: http://www.xbrl.org/2003/role/disclosureRef<br> -Publisher FASB<br> -Name Accounting Standards Codification<br> -Topic 740<br> -SubTopic 10<br> -Section S99<br> -Paragraph 1<br> -Subparagraph (SAB Topic 6.I.Fact.4)<br> -URI http://asc.fasb.org/extlink&amp;oid=116825942&amp;loc=d3e330036-122817<br><br>Reference 2: http://www.xbrl.org/2003/role/disclosureRef<br> -Publisher FASB<br> -Name Accounting Standards Codification<br> -Topic 740<br> -SubTopic 10<br> -Section 50<br> -Paragraph 12<br> -URI http://asc.fasb.org/extlink&amp;oid=84230637&amp;loc=d3e32687-109319<br></p></div>
<a href="javascript:void(0);" onclick="top.Show.toggleNext( this );">+ Details</a><div style="display: none;"><table border="0" cellpadding="0" cellspacing="0">
<tr>
<td><strong> Name:</strong></td>
<td style="white-space:nowrap;">us-gaap_EffectiveIncomeTaxRateReconciliationAtFederalStatutoryIncomeTaxRate</td>
</tr>
<tr>
<td style="padding-right: 4px;white-space:nowrap;"><strong> Namespace Prefix:</strong></td>
<td>us-gaap_</td>
</tr>
<tr>
<td><strong> Data Type:</strong></td>
<td>num:percentItemType</td>
</tr>
<tr>
<td><strong> Balance Type:</strong></td>
<td>na</td>
</tr>
<tr>
<td><strong> Period Type:</strong></td>
<td>duration</td>
</tr>
</table></div>
</div></td></tr>
</table>
<table border="0" cellpadding="0" cellspacing="0" class="authRefData" style="display: none;" id="defref_us-gaap_EffectiveIncomeTaxRateReconciliationDeductionsEmployeeStockOwnershipPlanDividends">
<tr><td class="hide"><a style="color: white;" href="javascript:void(0);" onclick="top.Show.hideAR();">X</a></td></tr>
<tr><td><div class="body" style="padding: 2px;">
<a href="javascript:void(0);" onclick="top.Show.toggleNext( this );">- Definition</a><div><p>Percentage of the difference between reported income tax expense (benefit) and expected income tax expense (benefit) computed by applying the domestic federal statutory income tax rates to pretax income (loss) from continuing operations attributable to deduction for dividend paid to employee stock ownership plan.</p></div>
<a href="javascript:void(0);" onclick="top.Show.toggleNext( this );">+ References</a><div style="display: none;"><p>Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef<br> -Publisher FASB<br> -Name Accounting Standards Codification<br> -Topic 740<br> -SubTopic 10<br> -Section S99<br> -Paragraph 1<br> -Subparagraph (SAB Topic 6.I.Fact.4)<br> -URI http://asc.fasb.org/extlink&amp;oid=116825942&amp;loc=d3e330036-122817<br><br>Reference 2: http://www.xbrl.org/2009/role/commonPracticeRef<br> -Publisher FASB<br> -Name Accounting Standards Codification<br> -Topic 740<br> -SubTopic 10<br> -Section 50<br> -Paragraph 12<br> -URI http://asc.fasb.org/extlink&amp;oid=84230637&amp;loc=d3e32687-109319<br></p></div>
<a href="javascript:void(0);" onclick="top.Show.toggleNext( this );">+ Details</a><div style="display: none;"><table border="0" cellpadding="0" cellspacing="0">
<tr>
<td><strong> Name:</strong></td>
<td style="white-space:nowrap;">us-gaap_EffectiveIncomeTaxRateReconciliationDeductionsEmployeeStockOwnershipPlanDividends</td>
</tr>
<tr>
<td style="padding-right: 4px;white-space:nowrap;"><strong> Namespace Prefix:</strong></td>
<td>us-gaap_</td>
</tr>
<tr>
<td><strong> Data Type:</strong></td>
<td>num:percentItemType</td>
</tr>
<tr>
<td><strong> Balance Type:</strong></td>
<td>na</td>
</tr>
<tr>
<td><strong> Period Type:</strong></td>
<td>duration</td>
</tr>
</table></div>
</div></td></tr>
</table>
<table border="0" cellpadding="0" cellspacing="0" class="authRefData" style="display: none;" id="defref_us-gaap_EffectiveIncomeTaxRateReconciliationOtherAdjustments">
<tr><td class="hide"><a style="color: white;" href="javascript:void(0);" onclick="top.Show.hideAR();">X</a></td></tr>
<tr><td><div class="body" style="padding: 2px;">
<a href="javascript:void(0);" onclick="top.Show.toggleNext( this );">- Definition</a><div><p>Percentage of the difference between reported income tax expense (benefit) and expected income tax expense (benefit) computed by applying the domestic federal statutory income tax rates to pretax income (loss) from continuing operations attributable to other adjustments.</p></div>
<a href="javascript:void(0);" onclick="top.Show.toggleNext( this );">+ References</a><div style="display: none;"><p>Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef<br> -Publisher FASB<br> -Name Accounting Standards Codification<br> -Topic 740<br> -SubTopic 10<br> -Section 50<br> -Paragraph 12<br> -URI http://asc.fasb.org/extlink&amp;oid=84230637&amp;loc=d3e32687-109319<br><br>Reference 2: http://www.xbrl.org/2009/role/commonPracticeRef<br> -Publisher FASB<br> -Name Accounting Standards Codification<br> -Topic 740<br> -SubTopic 10<br> -Section S99<br> -Paragraph 1<br> -Subparagraph (SAB Topic 6.I.Fact.4)<br> -URI http://asc.fasb.org/extlink&amp;oid=116825942&amp;loc=d3e330036-122817<br></p></div>
<a href="javascript:void(0);" onclick="top.Show.toggleNext( this );">+ Details</a><div style="display: none;"><table border="0" cellpadding="0" cellspacing="0">
<tr>
<td><strong> Name:</strong></td>
<td style="white-space:nowrap;">us-gaap_EffectiveIncomeTaxRateReconciliationOtherAdjustments</td>
</tr>
<tr>
<td style="padding-right: 4px;white-space:nowrap;"><strong> Namespace Prefix:</strong></td>
<td>us-gaap_</td>
</tr>
<tr>
<td><strong> Data Type:</strong></td>
<td>num:percentItemType</td>
</tr>
<tr>
<td><strong> Balance Type:</strong></td>
<td>na</td>
</tr>
<tr>
<td><strong> Period Type:</strong></td>
<td>duration</td>
</tr>
</table></div>
</div></td></tr>
</table>
<table border="0" cellpadding="0" cellspacing="0" class="authRefData" style="display: none;" id="defref_us-gaap_EffectiveIncomeTaxRateReconciliationStateAndLocalIncomeTaxes">
<tr><td class="hide"><a style="color: white;" href="javascript:void(0);" onclick="top.Show.hideAR();">X</a></td></tr>
<tr><td><div class="body" style="padding: 2px;">
<a href="javascript:void(0);" onclick="top.Show.toggleNext( this );">- Definition</a><div><p>Percentage of the difference between reported income tax expense (benefit) and expected income tax expense (benefit) computed by applying the domestic federal statutory income tax rates to pretax income (loss) from continuing operations applicable to state and local income tax expense (benefit), net of federal tax expense (benefit).</p></div>
<a href="javascript:void(0);" onclick="top.Show.toggleNext( this );">+ References</a><div style="display: none;"><p>Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef<br> -Publisher FASB<br> -Name Accounting Standards Codification<br> -Topic 740<br> -SubTopic 10<br> -Section S99<br> -Paragraph 1<br> -Subparagraph (SAB Topic 6.I.Fact.4)<br> -URI http://asc.fasb.org/extlink&amp;oid=116825942&amp;loc=d3e330036-122817<br><br>Reference 2: http://www.xbrl.org/2009/role/commonPracticeRef<br> -Publisher FASB<br> -Name Accounting Standards Codification<br> -Topic 740<br> -SubTopic 10<br> -Section 50<br> -Paragraph 12<br> -URI http://asc.fasb.org/extlink&amp;oid=84230637&amp;loc=d3e32687-109319<br></p></div>
<a href="javascript:void(0);" onclick="top.Show.toggleNext( this );">+ Details</a><div style="display: none;"><table border="0" cellpadding="0" cellspacing="0">
<tr>
<td><strong> Name:</strong></td>
<td style="white-space:nowrap;">us-gaap_EffectiveIncomeTaxRateReconciliationStateAndLocalIncomeTaxes</td>
</tr>
<tr>
<td style="padding-right: 4px;white-space:nowrap;"><strong> Namespace Prefix:</strong></td>
<td>us-gaap_</td>
</tr>
<tr>
<td><strong> Data Type:</strong></td>
<td>num:percentItemType</td>
</tr>
<tr>
<td><strong> Balance Type:</strong></td>
<td>na</td>
</tr>
<tr>
<td><strong> Period Type:</strong></td>
<td>duration</td>
</tr>
</table></div>
</div></td></tr>
</table>
<table border="0" cellpadding="0" cellspacing="0" class="authRefData" style="display: none;" id="defref_us-gaap_EffectiveIncomeTaxRateReconciliationTaxCreditsOther">
<tr><td class="hide"><a style="color: white;" href="javascript:void(0);" onclick="top.Show.hideAR();">X</a></td></tr>
<tr><td><div class="body" style="padding: 2px;">
<a href="javascript:void(0);" onclick="top.Show.toggleNext( this );">- Definition</a><div><p>Percentage of the difference between reported income tax expense (benefit) and expected income tax expense (benefit) computed by applying the domestic federal statutory income tax rates to pretax income (loss) from continuing operations attributable to other tax credits.</p></div>
<a href="javascript:void(0);" onclick="top.Show.toggleNext( this );">+ References</a><div style="display: none;"><p>Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef<br> -Publisher FASB<br> -Name Accounting Standards Codification<br> -Topic 740<br> -SubTopic 10<br> -Section S99<br> -Paragraph 1<br> -Subparagraph (SAB Topic 6.I.Fact.4)<br> -URI http://asc.fasb.org/extlink&amp;oid=116825942&amp;loc=d3e330036-122817<br><br>Reference 2: http://www.xbrl.org/2009/role/commonPracticeRef<br> -Publisher FASB<br> -Name Accounting Standards Codification<br> -Topic 740<br> -SubTopic 10<br> -Section 50<br> -Paragraph 12<br> -URI http://asc.fasb.org/extlink&amp;oid=84230637&amp;loc=d3e32687-109319<br></p></div>
<a href="javascript:void(0);" onclick="top.Show.toggleNext( this );">+ Details</a><div style="display: none;"><table border="0" cellpadding="0" cellspacing="0">
<tr>
<td><strong> Name:</strong></td>
<td style="white-space:nowrap;">us-gaap_EffectiveIncomeTaxRateReconciliationTaxCreditsOther</td>
</tr>
<tr>
<td style="padding-right: 4px;white-space:nowrap;"><strong> Namespace Prefix:</strong></td>
<td>us-gaap_</td>
</tr>
<tr>
<td><strong> Data Type:</strong></td>
<td>num:percentItemType</td>
</tr>
<tr>
<td><strong> Balance Type:</strong></td>
<td>na</td>
</tr>
<tr>
<td><strong> Period Type:</strong></td>
<td>duration</td>
</tr>
</table></div>
</div></td></tr>
</table>
<table border="0" cellpadding="0" cellspacing="0" class="authRefData" style="display: none;" id="defref_us-gaap_IncomeTaxDisclosureAbstract">
<tr><td class="hide"><a style="color: white;" href="javascript:void(0);" onclick="top.Show.hideAR();">X</a></td></tr>
<tr><td><div class="body" style="padding: 2px;">
<a href="javascript:void(0);" onclick="top.Show.toggleNext( this );">- References</a><div><p>No definition available.</p></div>
<a href="javascript:void(0);" onclick="top.Show.toggleNext( this );">+ Details</a><div style="display: none;"><table border="0" cellpadding="0" cellspacing="0">
<tr>
<td><strong> Name:</strong></td>
<td style="white-space:nowrap;">us-gaap_IncomeTaxDisclosureAbstract</td>
</tr>
<tr>
<td style="padding-right: 4px;white-space:nowrap;"><strong> Namespace Prefix:</strong></td>
<td>us-gaap_</td>
</tr>
<tr>
<td><strong> Data Type:</strong></td>
<td>xbrli:stringItemType</td>
</tr>
<tr>
<td><strong> Balance Type:</strong></td>
<td>na</td>
</tr>
<tr>
<td><strong> Period Type:</strong></td>
<td>duration</td>
</tr>
</table></div>
</div></td></tr>
</table>
</div>
</body>
</html>
</TEXT>
</DOCUMENT>
<DOCUMENT>
<TYPE>XML
<SEQUENCE>60
<FILENAME>R49.htm
<DESCRIPTION>IDEA: XBRL DOCUMENT
<TEXT>
<html>
<head>
<title></title>
<link rel="stylesheet" type="text/css" href="report.css">
<script type="text/javascript" src="Show.js">/* Do Not Remove This Comment */</script><script type="text/javascript">
							function toggleNextSibling (e) {
							if (e.nextSibling.style.display=='none') {
							e.nextSibling.style.display='block';
							} else { e.nextSibling.style.display='none'; }
							}</script>
</head>
<body>
<span style="display: none;">v3.21.1</span><table class="report" border="0" cellspacing="2" id="idm140348367858472">
<tr>
<th class="tl" colspan="1" rowspan="1"><div style="width: 200px;"><strong>Commitments and Contingencies (Details)<br> $ in Millions</strong></div></th>
<th class="th">
<div>Mar. 31, 2021 </div>
<div>USD ($)</div>
</th>
</tr>
<tr class="rh">
<td class="pl " style="border-bottom: 0px;" valign="top"><a class="a" href="javascript:void(0);" onclick="top.Show.showAR( this, 'defref_dei_LegalEntityAxis=ottr_OtterTailPowerCompanyMember', window );">Otter Tail Power Company | Federal Energy Regulatory Commission</a></td>
<td class="text">&#160;<span></span>
</td>
</tr>
<tr class="ro">
<td class="pl " style="border-bottom: 0px;" valign="top"><a class="a" href="javascript:void(0);" onclick="top.Show.showAR( this, 'defref_us-gaap_OtherCommitmentsLineItems', window );"><strong>Other Commitments [Line Items]</strong></a></td>
<td class="text">&#160;<span></span>
</td>
</tr>
<tr class="re">
<td class="pl custom" style="border-bottom: 0px;" valign="top"><a class="a" href="javascript:void(0);" onclick="top.Show.showAR( this, 'defref_ottr_Ottr_EstimatedLiabilityForFERCOrderedMISOTariffRefundObligation', window );">Estimated liability of refund obligation</a></td>
<td class="nump">$ 3.7<span></span>
</td>
</tr>
</table>
<div style="display: none;">
<table border="0" cellpadding="0" cellspacing="0" class="authRefData" style="display: none;" id="defref_ottr_Ottr_EstimatedLiabilityForFERCOrderedMISOTariffRefundObligation">
<tr><td class="hide"><a style="color: white;" href="javascript:void(0);" onclick="top.Show.hideAR();">X</a></td></tr>
<tr><td><div class="body" style="padding: 2px;">
<a href="javascript:void(0);" onclick="top.Show.toggleNext( this );">- Definition</a><div><p>This element represents amount of estimated liability for FERC ordered MISO tariff ROE refund obligation.</p></div>
<a href="javascript:void(0);" onclick="top.Show.toggleNext( this );">+ References</a><div style="display: none;"><p>No definition available.</p></div>
<a href="javascript:void(0);" onclick="top.Show.toggleNext( this );">+ Details</a><div style="display: none;"><table border="0" cellpadding="0" cellspacing="0">
<tr>
<td><strong> Name:</strong></td>
<td style="white-space:nowrap;">ottr_Ottr_EstimatedLiabilityForFERCOrderedMISOTariffRefundObligation</td>
</tr>
<tr>
<td style="padding-right: 4px;white-space:nowrap;"><strong> Namespace Prefix:</strong></td>
<td>ottr_</td>
</tr>
<tr>
<td><strong> Data Type:</strong></td>
<td>xbrli:monetaryItemType</td>
</tr>
<tr>
<td><strong> Balance Type:</strong></td>
<td>credit</td>
</tr>
<tr>
<td><strong> Period Type:</strong></td>
<td>instant</td>
</tr>
</table></div>
</div></td></tr>
</table>
<table border="0" cellpadding="0" cellspacing="0" class="authRefData" style="display: none;" id="defref_us-gaap_OtherCommitmentsLineItems">
<tr><td class="hide"><a style="color: white;" href="javascript:void(0);" onclick="top.Show.hideAR();">X</a></td></tr>
<tr><td><div class="body" style="padding: 2px;">
<a href="javascript:void(0);" onclick="top.Show.toggleNext( this );">- Definition</a><div><p>Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table.</p></div>
<a href="javascript:void(0);" onclick="top.Show.toggleNext( this );">+ References</a><div style="display: none;"><p>No definition available.</p></div>
<a href="javascript:void(0);" onclick="top.Show.toggleNext( this );">+ Details</a><div style="display: none;"><table border="0" cellpadding="0" cellspacing="0">
<tr>
<td><strong> Name:</strong></td>
<td style="white-space:nowrap;">us-gaap_OtherCommitmentsLineItems</td>
</tr>
<tr>
<td style="padding-right: 4px;white-space:nowrap;"><strong> Namespace Prefix:</strong></td>
<td>us-gaap_</td>
</tr>
<tr>
<td><strong> Data Type:</strong></td>
<td>xbrli:stringItemType</td>
</tr>
<tr>
<td><strong> Balance Type:</strong></td>
<td>na</td>
</tr>
<tr>
<td><strong> Period Type:</strong></td>
<td>duration</td>
</tr>
</table></div>
</div></td></tr>
</table>
<table border="0" cellpadding="0" cellspacing="0" class="authRefData" style="display: none;" id="defref_dei_LegalEntityAxis=ottr_OtterTailPowerCompanyMember">
<tr><td class="hide"><a style="color: white;" href="javascript:void(0);" onclick="top.Show.hideAR();">X</a></td></tr>
<tr><td><div class="body" style="padding: 2px;">
<a href="javascript:void(0);" onclick="top.Show.toggleNext( this );">- Details</a><div><table border="0" cellpadding="0" cellspacing="0">
<tr>
<td><strong> Name:</strong></td>
<td style="white-space:nowrap;">dei_LegalEntityAxis=ottr_OtterTailPowerCompanyMember</td>
</tr>
<tr>
<td style="padding-right: 4px;white-space:nowrap;"><strong> Namespace Prefix:</strong></td>
<td></td>
</tr>
<tr>
<td><strong> Data Type:</strong></td>
<td>na</td>
</tr>
<tr>
<td><strong> Balance Type:</strong></td>
<td></td>
</tr>
<tr>
<td><strong> Period Type:</strong></td>
<td></td>
</tr>
</table></div>
</div></td></tr>
</table>
<table border="0" cellpadding="0" cellspacing="0" class="authRefData" style="display: none;" id="defref_us-gaap_RegulatoryAgencyAxis=ottr_FederalEnergyRegulatoryCommissionMember">
<tr><td class="hide"><a style="color: white;" href="javascript:void(0);" onclick="top.Show.hideAR();">X</a></td></tr>
<tr><td><div class="body" style="padding: 2px;">
<a href="javascript:void(0);" onclick="top.Show.toggleNext( this );">- Details</a><div><table border="0" cellpadding="0" cellspacing="0">
<tr>
<td><strong> Name:</strong></td>
<td style="white-space:nowrap;">us-gaap_RegulatoryAgencyAxis=ottr_FederalEnergyRegulatoryCommissionMember</td>
</tr>
<tr>
<td style="padding-right: 4px;white-space:nowrap;"><strong> Namespace Prefix:</strong></td>
<td></td>
</tr>
<tr>
<td><strong> Data Type:</strong></td>
<td>na</td>
</tr>
<tr>
<td><strong> Balance Type:</strong></td>
<td></td>
</tr>
<tr>
<td><strong> Period Type:</strong></td>
<td></td>
</tr>
</table></div>
</div></td></tr>
</table>
</div>
</body>
</html>
</TEXT>
</DOCUMENT>
<DOCUMENT>
<TYPE>XML
<SEQUENCE>61
<FILENAME>R50.htm
<DESCRIPTION>IDEA: XBRL DOCUMENT
<TEXT>
<html>
<head>
<title></title>
<link rel="stylesheet" type="text/css" href="report.css">
<script type="text/javascript" src="Show.js">/* Do Not Remove This Comment */</script><script type="text/javascript">
							function toggleNextSibling (e) {
							if (e.nextSibling.style.display=='none') {
							e.nextSibling.style.display='block';
							} else { e.nextSibling.style.display='none'; }
							}</script>
</head>
<body>
<span style="display: none;">v3.21.1</span><table class="report" border="0" cellspacing="2" id="idm140348369488472">
<tr>
<th class="tl" colspan="1" rowspan="2"><div style="width: 200px;"><strong>Stockholders' Equity (Details) - USD ($)<br> $ in Thousands</strong></div></th>
<th class="th" colspan="1"></th>
<th class="th" colspan="1"></th>
<th class="th" colspan="1">3 Months Ended</th>
<th class="th" colspan="1"></th>
</tr>
<tr>
<th class="th"><div>May 03, 2021</div></th>
<th class="th"><div>Jul. 15, 2020</div></th>
<th class="th"><div>Mar. 31, 2021</div></th>
<th class="th"><div>Dec. 31, 2020</div></th>
</tr>
<tr class="re">
<td class="pl " style="border-bottom: 0px;" valign="top"><a class="a" href="javascript:void(0);" onclick="top.Show.showAR( this, 'defref_us-gaap_ClassOfStockLineItems', window );"><strong>Class of Stock [Line Items]</strong></a></td>
<td class="text">&#160;<span></span>
</td>
<td class="text">&#160;<span></span>
</td>
<td class="text">&#160;<span></span>
</td>
<td class="text">&#160;<span></span>
</td>
</tr>
<tr class="ro">
<td class="pl " style="border-bottom: 0px;" valign="top"><a class="a" href="javascript:void(0);" onclick="top.Show.showAR( this, 'defref_us-gaap_CapitalizationLongtermDebtAndEquity', window );">Total capitalization</a></td>
<td class="text">&#160;<span></span>
</td>
<td class="text">&#160;<span></span>
</td>
<td class="nump">$ 1,512,352<span></span>
</td>
<td class="nump">$ 1,495,398<span></span>
</td>
</tr>
<tr class="rh">
<td class="pl " style="border-bottom: 0px;" valign="top"><a class="a" href="javascript:void(0);" onclick="top.Show.showAR( this, 'defref_dei_LegalEntityAxis=ottr_OtterTailPowerCompanyMember', window );">Otter Tail Power Company</a></td>
<td class="text">&#160;<span></span>
</td>
<td class="text">&#160;<span></span>
</td>
<td class="text">&#160;<span></span>
</td>
<td class="text">&#160;<span></span>
</td>
</tr>
<tr class="ro">
<td class="pl " style="border-bottom: 0px;" valign="top"><a class="a" href="javascript:void(0);" onclick="top.Show.showAR( this, 'defref_us-gaap_ClassOfStockLineItems', window );"><strong>Class of Stock [Line Items]</strong></a></td>
<td class="text">&#160;<span></span>
</td>
<td class="text">&#160;<span></span>
</td>
<td class="text">&#160;<span></span>
</td>
<td class="text">&#160;<span></span>
</td>
</tr>
<tr class="re">
<td class="pl custom" style="border-bottom: 0px;" valign="top"><a class="a" href="javascript:void(0);" onclick="top.Show.showAR( this, 'defref_ottr_EquityToTotalCapitalizationRatio', window );">Equity to total capitalization ratio</a></td>
<td class="text">&#160;<span></span>
</td>
<td class="text">&#160;<span></span>
</td>
<td class="nump">52.40%<span></span>
</td>
<td class="text">&#160;<span></span>
</td>
</tr>
<tr class="ro">
<td class="pl custom" style="border-bottom: 0px;" valign="top"><a class="a" href="javascript:void(0);" onclick="top.Show.showAR( this, 'defref_ottr_NetAssetsRestrictedFromDistribution', window );">Net assets restricted from distribution</a></td>
<td class="text">&#160;<span></span>
</td>
<td class="text">&#160;<span></span>
</td>
<td class="nump">$ 671,000<span></span>
</td>
<td class="text">&#160;<span></span>
</td>
</tr>
<tr class="rh">
<td class="pl " style="border-bottom: 0px;" valign="top"><a class="a" href="javascript:void(0);" onclick="top.Show.showAR( this, 'defref_srt_RangeAxis=srt_MinimumMember', window );">Minimum | Minnesota Public Utilities Commission | Otter Tail Power Company</a></td>
<td class="text">&#160;<span></span>
</td>
<td class="text">&#160;<span></span>
</td>
<td class="text">&#160;<span></span>
</td>
<td class="text">&#160;<span></span>
</td>
</tr>
<tr class="ro">
<td class="pl " style="border-bottom: 0px;" valign="top"><a class="a" href="javascript:void(0);" onclick="top.Show.showAR( this, 'defref_us-gaap_ClassOfStockLineItems', window );"><strong>Class of Stock [Line Items]</strong></a></td>
<td class="text">&#160;<span></span>
</td>
<td class="text">&#160;<span></span>
</td>
<td class="text">&#160;<span></span>
</td>
<td class="text">&#160;<span></span>
</td>
</tr>
<tr class="re">
<td class="pl " style="border-bottom: 0px;" valign="top"><a class="a" href="javascript:void(0);" onclick="top.Show.showAR( this, 'defref_us-gaap_PublicUtilitiesRequestedEquityCapitalStructurePercentage', window );">Public utilities, requested equity capital structure, percentage</a></td>
<td class="text">&#160;<span></span>
</td>
<td class="nump">47.50%<span></span>
</td>
<td class="text">&#160;<span></span>
</td>
<td class="text">&#160;<span></span>
</td>
</tr>
<tr class="rh">
<td class="pl " style="border-bottom: 0px;" valign="top"><a class="a" href="javascript:void(0);" onclick="top.Show.showAR( this, 'defref_srt_RangeAxis=srt_MaximumMember', window );">Maximum | Otter Tail Power Company</a></td>
<td class="text">&#160;<span></span>
</td>
<td class="text">&#160;<span></span>
</td>
<td class="text">&#160;<span></span>
</td>
<td class="text">&#160;<span></span>
</td>
</tr>
<tr class="re">
<td class="pl " style="border-bottom: 0px;" valign="top"><a class="a" href="javascript:void(0);" onclick="top.Show.showAR( this, 'defref_us-gaap_ClassOfStockLineItems', window );"><strong>Class of Stock [Line Items]</strong></a></td>
<td class="text">&#160;<span></span>
</td>
<td class="text">&#160;<span></span>
</td>
<td class="text">&#160;<span></span>
</td>
<td class="text">&#160;<span></span>
</td>
</tr>
<tr class="ro">
<td class="pl " style="border-bottom: 0px;" valign="top"><a class="a" href="javascript:void(0);" onclick="top.Show.showAR( this, 'defref_us-gaap_CapitalizationLongtermDebtAndEquity', window );">Total capitalization</a></td>
<td class="text">&#160;<span></span>
</td>
<td class="text">&#160;<span></span>
</td>
<td class="nump">$ 1,700,000<span></span>
</td>
<td class="text">&#160;<span></span>
</td>
</tr>
<tr class="rh">
<td class="pl " style="border-bottom: 0px;" valign="top"><a class="a" href="javascript:void(0);" onclick="top.Show.showAR( this, 'defref_srt_RangeAxis=srt_MaximumMember', window );">Maximum | Minnesota Public Utilities Commission | Otter Tail Power Company</a></td>
<td class="text">&#160;<span></span>
</td>
<td class="text">&#160;<span></span>
</td>
<td class="text">&#160;<span></span>
</td>
<td class="text">&#160;<span></span>
</td>
</tr>
<tr class="ro">
<td class="pl " style="border-bottom: 0px;" valign="top"><a class="a" href="javascript:void(0);" onclick="top.Show.showAR( this, 'defref_us-gaap_ClassOfStockLineItems', window );"><strong>Class of Stock [Line Items]</strong></a></td>
<td class="text">&#160;<span></span>
</td>
<td class="text">&#160;<span></span>
</td>
<td class="text">&#160;<span></span>
</td>
<td class="text">&#160;<span></span>
</td>
</tr>
<tr class="re">
<td class="pl " style="border-bottom: 0px;" valign="top"><a class="a" href="javascript:void(0);" onclick="top.Show.showAR( this, 'defref_us-gaap_PublicUtilitiesRequestedEquityCapitalStructurePercentage', window );">Public utilities, requested equity capital structure, percentage</a></td>
<td class="text">&#160;<span></span>
</td>
<td class="nump">58.10%<span></span>
</td>
<td class="text">&#160;<span></span>
</td>
<td class="text">&#160;<span></span>
</td>
</tr>
<tr class="rh">
<td class="pl " style="border-bottom: 0px;" valign="top"><a class="a" href="javascript:void(0);" onclick="top.Show.showAR( this, 'defref_us-gaap_SubsidiarySaleOfStockAxis=ottr_SecondShelfRegistrationMember', window );">Second Shelf Registration | Subsequent Event</a></td>
<td class="text">&#160;<span></span>
</td>
<td class="text">&#160;<span></span>
</td>
<td class="text">&#160;<span></span>
</td>
<td class="text">&#160;<span></span>
</td>
</tr>
<tr class="re">
<td class="pl " style="border-bottom: 0px;" valign="top"><a class="a" href="javascript:void(0);" onclick="top.Show.showAR( this, 'defref_us-gaap_ClassOfStockLineItems', window );"><strong>Class of Stock [Line Items]</strong></a></td>
<td class="text">&#160;<span></span>
</td>
<td class="text">&#160;<span></span>
</td>
<td class="text">&#160;<span></span>
</td>
<td class="text">&#160;<span></span>
</td>
</tr>
<tr class="ro">
<td class="pl " style="border-bottom: 0px;" valign="top"><a class="a" href="javascript:void(0);" onclick="top.Show.showAR( this, 'defref_us-gaap_SaleOfStockNumberOfSharesIssuedInTransaction', window );">Number of shares issued (in shares)</a></td>
<td class="nump">1,500,000<span></span>
</td>
<td class="text">&#160;<span></span>
</td>
<td class="text">&#160;<span></span>
</td>
<td class="text">&#160;<span></span>
</td>
</tr>
</table>
<div style="display: none;">
<table border="0" cellpadding="0" cellspacing="0" class="authRefData" style="display: none;" id="defref_ottr_EquityToTotalCapitalizationRatio">
<tr><td class="hide"><a style="color: white;" href="javascript:void(0);" onclick="top.Show.hideAR();">X</a></td></tr>
<tr><td><div class="body" style="padding: 2px;">
<a href="javascript:void(0);" onclick="top.Show.toggleNext( this );">- Definition</a><div><p>Represents the ratio of Equity to total capitalization, which includes as equity minority interest and preferred stock as well as all of the components of common equity as presented on the balance sheet. Total capitalization is calculated as equity plus short-term debt plus long-term debt as presented on the balance sheet.</p></div>
<a href="javascript:void(0);" onclick="top.Show.toggleNext( this );">+ References</a><div style="display: none;"><p>No definition available.</p></div>
<a href="javascript:void(0);" onclick="top.Show.toggleNext( this );">+ Details</a><div style="display: none;"><table border="0" cellpadding="0" cellspacing="0">
<tr>
<td><strong> Name:</strong></td>
<td style="white-space:nowrap;">ottr_EquityToTotalCapitalizationRatio</td>
</tr>
<tr>
<td style="padding-right: 4px;white-space:nowrap;"><strong> Namespace Prefix:</strong></td>
<td>ottr_</td>
</tr>
<tr>
<td><strong> Data Type:</strong></td>
<td>num:percentItemType</td>
</tr>
<tr>
<td><strong> Balance Type:</strong></td>
<td>na</td>
</tr>
<tr>
<td><strong> Period Type:</strong></td>
<td>duration</td>
</tr>
</table></div>
</div></td></tr>
</table>
<table border="0" cellpadding="0" cellspacing="0" class="authRefData" style="display: none;" id="defref_ottr_NetAssetsRestrictedFromDistribution">
<tr><td class="hide"><a style="color: white;" href="javascript:void(0);" onclick="top.Show.hideAR();">X</a></td></tr>
<tr><td><div class="body" style="padding: 2px;">
<a href="javascript:void(0);" onclick="top.Show.toggleNext( this );">- Definition</a><div><p>Represents net assets restricted from distribution.</p></div>
<a href="javascript:void(0);" onclick="top.Show.toggleNext( this );">+ References</a><div style="display: none;"><p>No definition available.</p></div>
<a href="javascript:void(0);" onclick="top.Show.toggleNext( this );">+ Details</a><div style="display: none;"><table border="0" cellpadding="0" cellspacing="0">
<tr>
<td><strong> Name:</strong></td>
<td style="white-space:nowrap;">ottr_NetAssetsRestrictedFromDistribution</td>
</tr>
<tr>
<td style="padding-right: 4px;white-space:nowrap;"><strong> Namespace Prefix:</strong></td>
<td>ottr_</td>
</tr>
<tr>
<td><strong> Data Type:</strong></td>
<td>xbrli:monetaryItemType</td>
</tr>
<tr>
<td><strong> Balance Type:</strong></td>
<td>debit</td>
</tr>
<tr>
<td><strong> Period Type:</strong></td>
<td>instant</td>
</tr>
</table></div>
</div></td></tr>
</table>
<table border="0" cellpadding="0" cellspacing="0" class="authRefData" style="display: none;" id="defref_us-gaap_CapitalizationLongtermDebtAndEquity">
<tr><td class="hide"><a style="color: white;" href="javascript:void(0);" onclick="top.Show.hideAR();">X</a></td></tr>
<tr><td><div class="body" style="padding: 2px;">
<a href="javascript:void(0);" onclick="top.Show.toggleNext( this );">- Definition</a><div><p>This element represents the total consolidated (as applicable) capitalization of the entity which is comprised of its long-term debt and equity instruments. The table may be detailed by subsidiary (legal entity) and include information by type of debt or equity detailed by instrument.</p></div>
<a href="javascript:void(0);" onclick="top.Show.toggleNext( this );">+ References</a><div style="display: none;"><p>No definition available.</p></div>
<a href="javascript:void(0);" onclick="top.Show.toggleNext( this );">+ Details</a><div style="display: none;"><table border="0" cellpadding="0" cellspacing="0">
<tr>
<td><strong> Name:</strong></td>
<td style="white-space:nowrap;">us-gaap_CapitalizationLongtermDebtAndEquity</td>
</tr>
<tr>
<td style="padding-right: 4px;white-space:nowrap;"><strong> Namespace Prefix:</strong></td>
<td>us-gaap_</td>
</tr>
<tr>
<td><strong> Data Type:</strong></td>
<td>xbrli:monetaryItemType</td>
</tr>
<tr>
<td><strong> Balance Type:</strong></td>
<td>credit</td>
</tr>
<tr>
<td><strong> Period Type:</strong></td>
<td>instant</td>
</tr>
</table></div>
</div></td></tr>
</table>
<table border="0" cellpadding="0" cellspacing="0" class="authRefData" style="display: none;" id="defref_us-gaap_ClassOfStockLineItems">
<tr><td class="hide"><a style="color: white;" href="javascript:void(0);" onclick="top.Show.hideAR();">X</a></td></tr>
<tr><td><div class="body" style="padding: 2px;">
<a href="javascript:void(0);" onclick="top.Show.toggleNext( this );">- Definition</a><div><p>Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table.</p></div>
<a href="javascript:void(0);" onclick="top.Show.toggleNext( this );">+ References</a><div style="display: none;"><p>No definition available.</p></div>
<a href="javascript:void(0);" onclick="top.Show.toggleNext( this );">+ Details</a><div style="display: none;"><table border="0" cellpadding="0" cellspacing="0">
<tr>
<td><strong> Name:</strong></td>
<td style="white-space:nowrap;">us-gaap_ClassOfStockLineItems</td>
</tr>
<tr>
<td style="padding-right: 4px;white-space:nowrap;"><strong> Namespace Prefix:</strong></td>
<td>us-gaap_</td>
</tr>
<tr>
<td><strong> Data Type:</strong></td>
<td>xbrli:stringItemType</td>
</tr>
<tr>
<td><strong> Balance Type:</strong></td>
<td>na</td>
</tr>
<tr>
<td><strong> Period Type:</strong></td>
<td>duration</td>
</tr>
</table></div>
</div></td></tr>
</table>
<table border="0" cellpadding="0" cellspacing="0" class="authRefData" style="display: none;" id="defref_us-gaap_PublicUtilitiesRequestedEquityCapitalStructurePercentage">
<tr><td class="hide"><a style="color: white;" href="javascript:void(0);" onclick="top.Show.hideAR();">X</a></td></tr>
<tr><td><div class="body" style="padding: 2px;">
<a href="javascript:void(0);" onclick="top.Show.toggleNext( this );">- Definition</a><div><p>Percentage of public utility's requested equity to capital, including debt and equity.</p></div>
<a href="javascript:void(0);" onclick="top.Show.toggleNext( this );">+ References</a><div style="display: none;"><p>No definition available.</p></div>
<a href="javascript:void(0);" onclick="top.Show.toggleNext( this );">+ Details</a><div style="display: none;"><table border="0" cellpadding="0" cellspacing="0">
<tr>
<td><strong> Name:</strong></td>
<td style="white-space:nowrap;">us-gaap_PublicUtilitiesRequestedEquityCapitalStructurePercentage</td>
</tr>
<tr>
<td style="padding-right: 4px;white-space:nowrap;"><strong> Namespace Prefix:</strong></td>
<td>us-gaap_</td>
</tr>
<tr>
<td><strong> Data Type:</strong></td>
<td>num:percentItemType</td>
</tr>
<tr>
<td><strong> Balance Type:</strong></td>
<td>na</td>
</tr>
<tr>
<td><strong> Period Type:</strong></td>
<td>duration</td>
</tr>
</table></div>
</div></td></tr>
</table>
<table border="0" cellpadding="0" cellspacing="0" class="authRefData" style="display: none;" id="defref_us-gaap_SaleOfStockNumberOfSharesIssuedInTransaction">
<tr><td class="hide"><a style="color: white;" href="javascript:void(0);" onclick="top.Show.hideAR();">X</a></td></tr>
<tr><td><div class="body" style="padding: 2px;">
<a href="javascript:void(0);" onclick="top.Show.toggleNext( this );">- Definition</a><div><p>The number of shares issued or sold by the subsidiary or equity method investee per stock transaction.</p></div>
<a href="javascript:void(0);" onclick="top.Show.toggleNext( this );">+ References</a><div style="display: none;"><p>No definition available.</p></div>
<a href="javascript:void(0);" onclick="top.Show.toggleNext( this );">+ Details</a><div style="display: none;"><table border="0" cellpadding="0" cellspacing="0">
<tr>
<td><strong> Name:</strong></td>
<td style="white-space:nowrap;">us-gaap_SaleOfStockNumberOfSharesIssuedInTransaction</td>
</tr>
<tr>
<td style="padding-right: 4px;white-space:nowrap;"><strong> Namespace Prefix:</strong></td>
<td>us-gaap_</td>
</tr>
<tr>
<td><strong> Data Type:</strong></td>
<td>xbrli:sharesItemType</td>
</tr>
<tr>
<td><strong> Balance Type:</strong></td>
<td>na</td>
</tr>
<tr>
<td><strong> Period Type:</strong></td>
<td>duration</td>
</tr>
</table></div>
</div></td></tr>
</table>
<table border="0" cellpadding="0" cellspacing="0" class="authRefData" style="display: none;" id="defref_dei_LegalEntityAxis=ottr_OtterTailPowerCompanyMember">
<tr><td class="hide"><a style="color: white;" href="javascript:void(0);" onclick="top.Show.hideAR();">X</a></td></tr>
<tr><td><div class="body" style="padding: 2px;">
<a href="javascript:void(0);" onclick="top.Show.toggleNext( this );">- Details</a><div><table border="0" cellpadding="0" cellspacing="0">
<tr>
<td><strong> Name:</strong></td>
<td style="white-space:nowrap;">dei_LegalEntityAxis=ottr_OtterTailPowerCompanyMember</td>
</tr>
<tr>
<td style="padding-right: 4px;white-space:nowrap;"><strong> Namespace Prefix:</strong></td>
<td></td>
</tr>
<tr>
<td><strong> Data Type:</strong></td>
<td>na</td>
</tr>
<tr>
<td><strong> Balance Type:</strong></td>
<td></td>
</tr>
<tr>
<td><strong> Period Type:</strong></td>
<td></td>
</tr>
</table></div>
</div></td></tr>
</table>
<table border="0" cellpadding="0" cellspacing="0" class="authRefData" style="display: none;" id="defref_srt_RangeAxis=srt_MinimumMember">
<tr><td class="hide"><a style="color: white;" href="javascript:void(0);" onclick="top.Show.hideAR();">X</a></td></tr>
<tr><td><div class="body" style="padding: 2px;">
<a href="javascript:void(0);" onclick="top.Show.toggleNext( this );">- Details</a><div><table border="0" cellpadding="0" cellspacing="0">
<tr>
<td><strong> Name:</strong></td>
<td style="white-space:nowrap;">srt_RangeAxis=srt_MinimumMember</td>
</tr>
<tr>
<td style="padding-right: 4px;white-space:nowrap;"><strong> Namespace Prefix:</strong></td>
<td></td>
</tr>
<tr>
<td><strong> Data Type:</strong></td>
<td>na</td>
</tr>
<tr>
<td><strong> Balance Type:</strong></td>
<td></td>
</tr>
<tr>
<td><strong> Period Type:</strong></td>
<td></td>
</tr>
</table></div>
</div></td></tr>
</table>
<table border="0" cellpadding="0" cellspacing="0" class="authRefData" style="display: none;" id="defref_us-gaap_RegulatoryAgencyAxis=ottr_MinnesotaPublicUtilitiesCommissionMember">
<tr><td class="hide"><a style="color: white;" href="javascript:void(0);" onclick="top.Show.hideAR();">X</a></td></tr>
<tr><td><div class="body" style="padding: 2px;">
<a href="javascript:void(0);" onclick="top.Show.toggleNext( this );">- Details</a><div><table border="0" cellpadding="0" cellspacing="0">
<tr>
<td><strong> Name:</strong></td>
<td style="white-space:nowrap;">us-gaap_RegulatoryAgencyAxis=ottr_MinnesotaPublicUtilitiesCommissionMember</td>
</tr>
<tr>
<td style="padding-right: 4px;white-space:nowrap;"><strong> Namespace Prefix:</strong></td>
<td></td>
</tr>
<tr>
<td><strong> Data Type:</strong></td>
<td>na</td>
</tr>
<tr>
<td><strong> Balance Type:</strong></td>
<td></td>
</tr>
<tr>
<td><strong> Period Type:</strong></td>
<td></td>
</tr>
</table></div>
</div></td></tr>
</table>
<table border="0" cellpadding="0" cellspacing="0" class="authRefData" style="display: none;" id="defref_srt_RangeAxis=srt_MaximumMember">
<tr><td class="hide"><a style="color: white;" href="javascript:void(0);" onclick="top.Show.hideAR();">X</a></td></tr>
<tr><td><div class="body" style="padding: 2px;">
<a href="javascript:void(0);" onclick="top.Show.toggleNext( this );">- Details</a><div><table border="0" cellpadding="0" cellspacing="0">
<tr>
<td><strong> Name:</strong></td>
<td style="white-space:nowrap;">srt_RangeAxis=srt_MaximumMember</td>
</tr>
<tr>
<td style="padding-right: 4px;white-space:nowrap;"><strong> Namespace Prefix:</strong></td>
<td></td>
</tr>
<tr>
<td><strong> Data Type:</strong></td>
<td>na</td>
</tr>
<tr>
<td><strong> Balance Type:</strong></td>
<td></td>
</tr>
<tr>
<td><strong> Period Type:</strong></td>
<td></td>
</tr>
</table></div>
</div></td></tr>
</table>
<table border="0" cellpadding="0" cellspacing="0" class="authRefData" style="display: none;" id="defref_us-gaap_SubsidiarySaleOfStockAxis=ottr_SecondShelfRegistrationMember">
<tr><td class="hide"><a style="color: white;" href="javascript:void(0);" onclick="top.Show.hideAR();">X</a></td></tr>
<tr><td><div class="body" style="padding: 2px;">
<a href="javascript:void(0);" onclick="top.Show.toggleNext( this );">- Details</a><div><table border="0" cellpadding="0" cellspacing="0">
<tr>
<td><strong> Name:</strong></td>
<td style="white-space:nowrap;">us-gaap_SubsidiarySaleOfStockAxis=ottr_SecondShelfRegistrationMember</td>
</tr>
<tr>
<td style="padding-right: 4px;white-space:nowrap;"><strong> Namespace Prefix:</strong></td>
<td></td>
</tr>
<tr>
<td><strong> Data Type:</strong></td>
<td>na</td>
</tr>
<tr>
<td><strong> Balance Type:</strong></td>
<td></td>
</tr>
<tr>
<td><strong> Period Type:</strong></td>
<td></td>
</tr>
</table></div>
</div></td></tr>
</table>
<table border="0" cellpadding="0" cellspacing="0" class="authRefData" style="display: none;" id="defref_us-gaap_SubsequentEventTypeAxis=us-gaap_SubsequentEventMember">
<tr><td class="hide"><a style="color: white;" href="javascript:void(0);" onclick="top.Show.hideAR();">X</a></td></tr>
<tr><td><div class="body" style="padding: 2px;">
<a href="javascript:void(0);" onclick="top.Show.toggleNext( this );">- Details</a><div><table border="0" cellpadding="0" cellspacing="0">
<tr>
<td><strong> Name:</strong></td>
<td style="white-space:nowrap;">us-gaap_SubsequentEventTypeAxis=us-gaap_SubsequentEventMember</td>
</tr>
<tr>
<td style="padding-right: 4px;white-space:nowrap;"><strong> Namespace Prefix:</strong></td>
<td></td>
</tr>
<tr>
<td><strong> Data Type:</strong></td>
<td>na</td>
</tr>
<tr>
<td><strong> Balance Type:</strong></td>
<td></td>
</tr>
<tr>
<td><strong> Period Type:</strong></td>
<td></td>
</tr>
</table></div>
</div></td></tr>
</table>
</div>
</body>
</html>
</TEXT>
</DOCUMENT>
<DOCUMENT>
<TYPE>XML
<SEQUENCE>62
<FILENAME>R51.htm
<DESCRIPTION>IDEA: XBRL DOCUMENT
<TEXT>
<html>
<head>
<title></title>
<link rel="stylesheet" type="text/css" href="report.css">
<script type="text/javascript" src="Show.js">/* Do Not Remove This Comment */</script><script type="text/javascript">
							function toggleNextSibling (e) {
							if (e.nextSibling.style.display=='none') {
							e.nextSibling.style.display='block';
							} else { e.nextSibling.style.display='none'; }
							}</script>
</head>
<body>
<span style="display: none;">v3.21.1</span><table class="report" border="0" cellspacing="2" id="idm140348369029576">
<tr>
<th class="tl" colspan="1" rowspan="2"><div style="width: 200px;"><strong>Share-Based Payments - Narrative (Details) - USD ($)<br> $ in Millions</strong></div></th>
<th class="th" colspan="2">3 Months Ended</th>
</tr>
<tr>
<th class="th"><div>Mar. 31, 2021</div></th>
<th class="th"><div>Mar. 31, 2020</div></th>
</tr>
<tr class="re">
<td class="pl " style="border-bottom: 0px;" valign="top"><a class="a" href="javascript:void(0);" onclick="top.Show.showAR( this, 'defref_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardLineItems', window );"><strong>Share-based Compensation Arrangement by Share-based Payment Award [Line Items]</strong></a></td>
<td class="text">&#160;<span></span>
</td>
<td class="text">&#160;<span></span>
</td>
</tr>
<tr class="ro">
<td class="pl " style="border-bottom: 0px;" valign="top"><a class="a" href="javascript:void(0);" onclick="top.Show.showAR( this, 'defref_us-gaap_AllocatedShareBasedCompensationExpense', window );">Share-based payment arrangement, expense</a></td>
<td class="nump">$ 4.2<span></span>
</td>
<td class="nump">$ 2.8<span></span>
</td>
</tr>
<tr class="rh">
<td class="pl " style="border-bottom: 0px;" valign="top"><a class="a" href="javascript:void(0);" onclick="top.Show.showAR( this, 'defref_us-gaap_AwardTypeAxis=us-gaap_RestrictedStockMember', window );">Stock Awards</a></td>
<td class="text">&#160;<span></span>
</td>
<td class="text">&#160;<span></span>
</td>
</tr>
<tr class="ro">
<td class="pl " style="border-bottom: 0px;" valign="top"><a class="a" href="javascript:void(0);" onclick="top.Show.showAR( this, 'defref_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardLineItems', window );"><strong>Share-based Compensation Arrangement by Share-based Payment Award [Line Items]</strong></a></td>
<td class="text">&#160;<span></span>
</td>
<td class="text">&#160;<span></span>
</td>
</tr>
<tr class="re">
<td class="pl custom" style="border-bottom: 0px;" valign="top"><a class="a" href="javascript:void(0);" onclick="top.Show.showAR( this, 'defref_ottr_ShareBasedCompensationArrangementByShareBasedPaymentAwardVestedAwardPeriod', window );">Awards vesting period</a></td>
<td class="text">4 years<span></span>
</td>
<td class="text">&#160;<span></span>
</td>
</tr>
<tr class="ro">
<td class="pl " style="border-bottom: 0px;" valign="top"><a class="a" href="javascript:void(0);" onclick="top.Show.showAR( this, 'defref_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsVestedInPeriodTotalFairValue', window );">Fair value of awards vested</a></td>
<td class="nump">$ 0.7<span></span>
</td>
<td class="nump">1.3<span></span>
</td>
</tr>
<tr class="rh">
<td class="pl " style="border-bottom: 0px;" valign="top"><a class="a" href="javascript:void(0);" onclick="top.Show.showAR( this, 'defref_us-gaap_AwardTypeAxis=us-gaap_RestrictedStockMember', window );">Stock Awards | Minimum</a></td>
<td class="text">&#160;<span></span>
</td>
<td class="text">&#160;<span></span>
</td>
</tr>
<tr class="ro">
<td class="pl " style="border-bottom: 0px;" valign="top"><a class="a" href="javascript:void(0);" onclick="top.Show.showAR( this, 'defref_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardLineItems', window );"><strong>Share-based Compensation Arrangement by Share-based Payment Award [Line Items]</strong></a></td>
<td class="text">&#160;<span></span>
</td>
<td class="text">&#160;<span></span>
</td>
</tr>
<tr class="re">
<td class="pl " style="border-bottom: 0px;" valign="top"><a class="a" href="javascript:void(0);" onclick="top.Show.showAR( this, 'defref_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardAwardVestingPeriod1', window );">Award vesting period</a></td>
<td class="text">3 years<span></span>
</td>
<td class="text">&#160;<span></span>
</td>
</tr>
<tr class="rh">
<td class="pl " style="border-bottom: 0px;" valign="top"><a class="a" href="javascript:void(0);" onclick="top.Show.showAR( this, 'defref_us-gaap_AwardTypeAxis=us-gaap_RestrictedStockMember', window );">Stock Awards | Maximum</a></td>
<td class="text">&#160;<span></span>
</td>
<td class="text">&#160;<span></span>
</td>
</tr>
<tr class="re">
<td class="pl " style="border-bottom: 0px;" valign="top"><a class="a" href="javascript:void(0);" onclick="top.Show.showAR( this, 'defref_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardLineItems', window );"><strong>Share-based Compensation Arrangement by Share-based Payment Award [Line Items]</strong></a></td>
<td class="text">&#160;<span></span>
</td>
<td class="text">&#160;<span></span>
</td>
</tr>
<tr class="ro">
<td class="pl " style="border-bottom: 0px;" valign="top"><a class="a" href="javascript:void(0);" onclick="top.Show.showAR( this, 'defref_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardAwardVestingPeriod1', window );">Award vesting period</a></td>
<td class="text">4 years<span></span>
</td>
<td class="text">&#160;<span></span>
</td>
</tr>
<tr class="rh">
<td class="pl " style="border-bottom: 0px;" valign="top"><a class="a" href="javascript:void(0);" onclick="top.Show.showAR( this, 'defref_us-gaap_AwardTypeAxis=us-gaap_PerformanceSharesMember', window );">Stock Performance Awards</a></td>
<td class="text">&#160;<span></span>
</td>
<td class="text">&#160;<span></span>
</td>
</tr>
<tr class="ro">
<td class="pl " style="border-bottom: 0px;" valign="top"><a class="a" href="javascript:void(0);" onclick="top.Show.showAR( this, 'defref_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardLineItems', window );"><strong>Share-based Compensation Arrangement by Share-based Payment Award [Line Items]</strong></a></td>
<td class="text">&#160;<span></span>
</td>
<td class="text">&#160;<span></span>
</td>
</tr>
<tr class="re">
<td class="pl " style="border-bottom: 0px;" valign="top"><a class="a" href="javascript:void(0);" onclick="top.Show.showAR( this, 'defref_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardAwardVestingPeriod1', window );">Award vesting period</a></td>
<td class="text">3 years<span></span>
</td>
<td class="text">&#160;<span></span>
</td>
</tr>
<tr class="ro">
<td class="pl " style="border-bottom: 0px;" valign="top"><a class="a" href="javascript:void(0);" onclick="top.Show.showAR( this, 'defref_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsVestedInPeriodTotalFairValue', window );">Fair value of awards vested</a></td>
<td class="nump">$ 2.5<span></span>
</td>
<td class="nump">$ 3.4<span></span>
</td>
</tr>
<tr class="rh">
<td class="pl " style="border-bottom: 0px;" valign="top"><a class="a" href="javascript:void(0);" onclick="top.Show.showAR( this, 'defref_us-gaap_AwardTypeAxis=us-gaap_PerformanceSharesMember', window );">Stock Performance Awards | Minimum</a></td>
<td class="text">&#160;<span></span>
</td>
<td class="text">&#160;<span></span>
</td>
</tr>
<tr class="ro">
<td class="pl " style="border-bottom: 0px;" valign="top"><a class="a" href="javascript:void(0);" onclick="top.Show.showAR( this, 'defref_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardLineItems', window );"><strong>Share-based Compensation Arrangement by Share-based Payment Award [Line Items]</strong></a></td>
<td class="text">&#160;<span></span>
</td>
<td class="text">&#160;<span></span>
</td>
</tr>
<tr class="re">
<td class="pl custom" style="border-bottom: 0px;" valign="top"><a class="a" href="javascript:void(0);" onclick="top.Show.showAR( this, 'defref_ottr_PercentageOfTargetAmountAsActualPayment', window );">Percentage of target amount as actual payment</a></td>
<td class="nump">0.00%<span></span>
</td>
<td class="text">&#160;<span></span>
</td>
</tr>
<tr class="rh">
<td class="pl " style="border-bottom: 0px;" valign="top"><a class="a" href="javascript:void(0);" onclick="top.Show.showAR( this, 'defref_us-gaap_AwardTypeAxis=us-gaap_PerformanceSharesMember', window );">Stock Performance Awards | Maximum</a></td>
<td class="text">&#160;<span></span>
</td>
<td class="text">&#160;<span></span>
</td>
</tr>
<tr class="re">
<td class="pl " style="border-bottom: 0px;" valign="top"><a class="a" href="javascript:void(0);" onclick="top.Show.showAR( this, 'defref_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardLineItems', window );"><strong>Share-based Compensation Arrangement by Share-based Payment Award [Line Items]</strong></a></td>
<td class="text">&#160;<span></span>
</td>
<td class="text">&#160;<span></span>
</td>
</tr>
<tr class="ro">
<td class="pl custom" style="border-bottom: 0px;" valign="top"><a class="a" href="javascript:void(0);" onclick="top.Show.showAR( this, 'defref_ottr_PercentageOfTargetAmountAsActualPayment', window );">Percentage of target amount as actual payment</a></td>
<td class="nump">150.00%<span></span>
</td>
<td class="text">&#160;<span></span>
</td>
</tr>
</table>
<div style="display: none;">
<table border="0" cellpadding="0" cellspacing="0" class="authRefData" style="display: none;" id="defref_ottr_PercentageOfTargetAmountAsActualPayment">
<tr><td class="hide"><a style="color: white;" href="javascript:void(0);" onclick="top.Show.hideAR();">X</a></td></tr>
<tr><td><div class="body" style="padding: 2px;">
<a href="javascript:void(0);" onclick="top.Show.toggleNext( this );">- Definition</a><div><p>Represents the percentage of target amount as a actual payment.</p></div>
<a href="javascript:void(0);" onclick="top.Show.toggleNext( this );">+ References</a><div style="display: none;"><p>No definition available.</p></div>
<a href="javascript:void(0);" onclick="top.Show.toggleNext( this );">+ Details</a><div style="display: none;"><table border="0" cellpadding="0" cellspacing="0">
<tr>
<td><strong> Name:</strong></td>
<td style="white-space:nowrap;">ottr_PercentageOfTargetAmountAsActualPayment</td>
</tr>
<tr>
<td style="padding-right: 4px;white-space:nowrap;"><strong> Namespace Prefix:</strong></td>
<td>ottr_</td>
</tr>
<tr>
<td><strong> Data Type:</strong></td>
<td>num:percentItemType</td>
</tr>
<tr>
<td><strong> Balance Type:</strong></td>
<td>na</td>
</tr>
<tr>
<td><strong> Period Type:</strong></td>
<td>duration</td>
</tr>
</table></div>
</div></td></tr>
</table>
<table border="0" cellpadding="0" cellspacing="0" class="authRefData" style="display: none;" id="defref_ottr_ShareBasedCompensationArrangementByShareBasedPaymentAwardVestedAwardPeriod">
<tr><td class="hide"><a style="color: white;" href="javascript:void(0);" onclick="top.Show.hideAR();">X</a></td></tr>
<tr><td><div class="body" style="padding: 2px;">
<a href="javascript:void(0);" onclick="top.Show.toggleNext( this );">- Definition</a><div><p>Share-based Compensation Arrangement by Share-based Payment Award, Vested Award Period</p></div>
<a href="javascript:void(0);" onclick="top.Show.toggleNext( this );">+ References</a><div style="display: none;"><p>No definition available.</p></div>
<a href="javascript:void(0);" onclick="top.Show.toggleNext( this );">+ Details</a><div style="display: none;"><table border="0" cellpadding="0" cellspacing="0">
<tr>
<td><strong> Name:</strong></td>
<td style="white-space:nowrap;">ottr_ShareBasedCompensationArrangementByShareBasedPaymentAwardVestedAwardPeriod</td>
</tr>
<tr>
<td style="padding-right: 4px;white-space:nowrap;"><strong> Namespace Prefix:</strong></td>
<td>ottr_</td>
</tr>
<tr>
<td><strong> Data Type:</strong></td>
<td>xbrli:durationItemType</td>
</tr>
<tr>
<td><strong> Balance Type:</strong></td>
<td>na</td>
</tr>
<tr>
<td><strong> Period Type:</strong></td>
<td>duration</td>
</tr>
</table></div>
</div></td></tr>
</table>
<table border="0" cellpadding="0" cellspacing="0" class="authRefData" style="display: none;" id="defref_us-gaap_AllocatedShareBasedCompensationExpense">
<tr><td class="hide"><a style="color: white;" href="javascript:void(0);" onclick="top.Show.hideAR();">X</a></td></tr>
<tr><td><div class="body" style="padding: 2px;">
<a href="javascript:void(0);" onclick="top.Show.toggleNext( this );">- Definition</a><div><p>Amount of expense for award under share-based payment arrangement. Excludes amount capitalized.</p></div>
<a href="javascript:void(0);" onclick="top.Show.toggleNext( this );">+ References</a><div style="display: none;"><p>Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef<br> -Publisher FASB<br> -Name Accounting Standards Codification<br> -Topic 718<br> -SubTopic 10<br> -Section 50<br> -Paragraph 1<br> -Subparagraph (b)<br> -URI http://asc.fasb.org/extlink&amp;oid=120381028&amp;loc=d3e5047-113901<br><br>Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef<br> -Publisher FASB<br> -Name Accounting Standards Codification<br> -Topic 718<br> -SubTopic 10<br> -Section S99<br> -Paragraph 1<br> -Subparagraph (SAB Topic 14.F)<br> -URI http://asc.fasb.org/extlink&amp;oid=115993241&amp;loc=d3e301413-122809<br><br>Reference 3: http://fasb.org/us-gaap/role/ref/legacyRef<br> -Publisher FASB<br> -Name Accounting Standards Codification<br> -Topic 718<br> -SubTopic 10<br> -Section 50<br> -Paragraph 2<br> -Subparagraph (h)(1)(i)<br> -URI http://asc.fasb.org/extlink&amp;oid=120381028&amp;loc=d3e5070-113901<br></p></div>
<a href="javascript:void(0);" onclick="top.Show.toggleNext( this );">+ Details</a><div style="display: none;"><table border="0" cellpadding="0" cellspacing="0">
<tr>
<td><strong> Name:</strong></td>
<td style="white-space:nowrap;">us-gaap_AllocatedShareBasedCompensationExpense</td>
</tr>
<tr>
<td style="padding-right: 4px;white-space:nowrap;"><strong> Namespace Prefix:</strong></td>
<td>us-gaap_</td>
</tr>
<tr>
<td><strong> Data Type:</strong></td>
<td>xbrli:monetaryItemType</td>
</tr>
<tr>
<td><strong> Balance Type:</strong></td>
<td>debit</td>
</tr>
<tr>
<td><strong> Period Type:</strong></td>
<td>duration</td>
</tr>
</table></div>
</div></td></tr>
</table>
<table border="0" cellpadding="0" cellspacing="0" class="authRefData" style="display: none;" id="defref_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardAwardVestingPeriod1">
<tr><td class="hide"><a style="color: white;" href="javascript:void(0);" onclick="top.Show.hideAR();">X</a></td></tr>
<tr><td><div class="body" style="padding: 2px;">
<a href="javascript:void(0);" onclick="top.Show.toggleNext( this );">- Definition</a><div><p>Period over which grantee's right to exercise award under share-based payment arrangement is no longer contingent on satisfaction of service or performance condition, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents reported fact of one year, five months, and thirteen days. Includes, but is not limited to, combination of market, performance or service condition.</p></div>
<a href="javascript:void(0);" onclick="top.Show.toggleNext( this );">+ References</a><div style="display: none;"><p>Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef<br> -Publisher FASB<br> -Name Accounting Standards Codification<br> -Topic 718<br> -SubTopic 10<br> -Section 50<br> -Paragraph 2<br> -Subparagraph (a)(1)<br> -URI http://asc.fasb.org/extlink&amp;oid=120381028&amp;loc=d3e5070-113901<br></p></div>
<a href="javascript:void(0);" onclick="top.Show.toggleNext( this );">+ Details</a><div style="display: none;"><table border="0" cellpadding="0" cellspacing="0">
<tr>
<td><strong> Name:</strong></td>
<td style="white-space:nowrap;">us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardAwardVestingPeriod1</td>
</tr>
<tr>
<td style="padding-right: 4px;white-space:nowrap;"><strong> Namespace Prefix:</strong></td>
<td>us-gaap_</td>
</tr>
<tr>
<td><strong> Data Type:</strong></td>
<td>xbrli:durationItemType</td>
</tr>
<tr>
<td><strong> Balance Type:</strong></td>
<td>na</td>
</tr>
<tr>
<td><strong> Period Type:</strong></td>
<td>duration</td>
</tr>
</table></div>
</div></td></tr>
</table>
<table border="0" cellpadding="0" cellspacing="0" class="authRefData" style="display: none;" id="defref_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsVestedInPeriodTotalFairValue">
<tr><td class="hide"><a style="color: white;" href="javascript:void(0);" onclick="top.Show.hideAR();">X</a></td></tr>
<tr><td><div class="body" style="padding: 2px;">
<a href="javascript:void(0);" onclick="top.Show.toggleNext( this );">- Definition</a><div><p>Fair value of share-based awards for which the grantee gained the right by satisfying service and performance requirements, to receive or retain shares or units, other instruments, or cash.</p></div>
<a href="javascript:void(0);" onclick="top.Show.toggleNext( this );">+ References</a><div style="display: none;"><p>Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef<br> -Publisher FASB<br> -Name Accounting Standards Codification<br> -Topic 718<br> -SubTopic 10<br> -Section 50<br> -Paragraph 2<br> -Subparagraph (d)(2)<br> -URI http://asc.fasb.org/extlink&amp;oid=120381028&amp;loc=d3e5070-113901<br></p></div>
<a href="javascript:void(0);" onclick="top.Show.toggleNext( this );">+ Details</a><div style="display: none;"><table border="0" cellpadding="0" cellspacing="0">
<tr>
<td><strong> Name:</strong></td>
<td style="white-space:nowrap;">us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsVestedInPeriodTotalFairValue</td>
</tr>
<tr>
<td style="padding-right: 4px;white-space:nowrap;"><strong> Namespace Prefix:</strong></td>
<td>us-gaap_</td>
</tr>
<tr>
<td><strong> Data Type:</strong></td>
<td>xbrli:monetaryItemType</td>
</tr>
<tr>
<td><strong> Balance Type:</strong></td>
<td>debit</td>
</tr>
<tr>
<td><strong> Period Type:</strong></td>
<td>duration</td>
</tr>
</table></div>
</div></td></tr>
</table>
<table border="0" cellpadding="0" cellspacing="0" class="authRefData" style="display: none;" id="defref_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardLineItems">
<tr><td class="hide"><a style="color: white;" href="javascript:void(0);" onclick="top.Show.hideAR();">X</a></td></tr>
<tr><td><div class="body" style="padding: 2px;">
<a href="javascript:void(0);" onclick="top.Show.toggleNext( this );">- Definition</a><div><p>Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table.</p></div>
<a href="javascript:void(0);" onclick="top.Show.toggleNext( this );">+ References</a><div style="display: none;"><p>No definition available.</p></div>
<a href="javascript:void(0);" onclick="top.Show.toggleNext( this );">+ Details</a><div style="display: none;"><table border="0" cellpadding="0" cellspacing="0">
<tr>
<td><strong> Name:</strong></td>
<td style="white-space:nowrap;">us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardLineItems</td>
</tr>
<tr>
<td style="padding-right: 4px;white-space:nowrap;"><strong> Namespace Prefix:</strong></td>
<td>us-gaap_</td>
</tr>
<tr>
<td><strong> Data Type:</strong></td>
<td>xbrli:stringItemType</td>
</tr>
<tr>
<td><strong> Balance Type:</strong></td>
<td>na</td>
</tr>
<tr>
<td><strong> Period Type:</strong></td>
<td>duration</td>
</tr>
</table></div>
</div></td></tr>
</table>
<table border="0" cellpadding="0" cellspacing="0" class="authRefData" style="display: none;" id="defref_us-gaap_AwardTypeAxis=us-gaap_RestrictedStockMember">
<tr><td class="hide"><a style="color: white;" href="javascript:void(0);" onclick="top.Show.hideAR();">X</a></td></tr>
<tr><td><div class="body" style="padding: 2px;">
<a href="javascript:void(0);" onclick="top.Show.toggleNext( this );">- Details</a><div><table border="0" cellpadding="0" cellspacing="0">
<tr>
<td><strong> Name:</strong></td>
<td style="white-space:nowrap;">us-gaap_AwardTypeAxis=us-gaap_RestrictedStockMember</td>
</tr>
<tr>
<td style="padding-right: 4px;white-space:nowrap;"><strong> Namespace Prefix:</strong></td>
<td></td>
</tr>
<tr>
<td><strong> Data Type:</strong></td>
<td>na</td>
</tr>
<tr>
<td><strong> Balance Type:</strong></td>
<td></td>
</tr>
<tr>
<td><strong> Period Type:</strong></td>
<td></td>
</tr>
</table></div>
</div></td></tr>
</table>
<table border="0" cellpadding="0" cellspacing="0" class="authRefData" style="display: none;" id="defref_srt_RangeAxis=srt_MinimumMember">
<tr><td class="hide"><a style="color: white;" href="javascript:void(0);" onclick="top.Show.hideAR();">X</a></td></tr>
<tr><td><div class="body" style="padding: 2px;">
<a href="javascript:void(0);" onclick="top.Show.toggleNext( this );">- Details</a><div><table border="0" cellpadding="0" cellspacing="0">
<tr>
<td><strong> Name:</strong></td>
<td style="white-space:nowrap;">srt_RangeAxis=srt_MinimumMember</td>
</tr>
<tr>
<td style="padding-right: 4px;white-space:nowrap;"><strong> Namespace Prefix:</strong></td>
<td></td>
</tr>
<tr>
<td><strong> Data Type:</strong></td>
<td>na</td>
</tr>
<tr>
<td><strong> Balance Type:</strong></td>
<td></td>
</tr>
<tr>
<td><strong> Period Type:</strong></td>
<td></td>
</tr>
</table></div>
</div></td></tr>
</table>
<table border="0" cellpadding="0" cellspacing="0" class="authRefData" style="display: none;" id="defref_srt_RangeAxis=srt_MaximumMember">
<tr><td class="hide"><a style="color: white;" href="javascript:void(0);" onclick="top.Show.hideAR();">X</a></td></tr>
<tr><td><div class="body" style="padding: 2px;">
<a href="javascript:void(0);" onclick="top.Show.toggleNext( this );">- Details</a><div><table border="0" cellpadding="0" cellspacing="0">
<tr>
<td><strong> Name:</strong></td>
<td style="white-space:nowrap;">srt_RangeAxis=srt_MaximumMember</td>
</tr>
<tr>
<td style="padding-right: 4px;white-space:nowrap;"><strong> Namespace Prefix:</strong></td>
<td></td>
</tr>
<tr>
<td><strong> Data Type:</strong></td>
<td>na</td>
</tr>
<tr>
<td><strong> Balance Type:</strong></td>
<td></td>
</tr>
<tr>
<td><strong> Period Type:</strong></td>
<td></td>
</tr>
</table></div>
</div></td></tr>
</table>
<table border="0" cellpadding="0" cellspacing="0" class="authRefData" style="display: none;" id="defref_us-gaap_AwardTypeAxis=us-gaap_PerformanceSharesMember">
<tr><td class="hide"><a style="color: white;" href="javascript:void(0);" onclick="top.Show.hideAR();">X</a></td></tr>
<tr><td><div class="body" style="padding: 2px;">
<a href="javascript:void(0);" onclick="top.Show.toggleNext( this );">- Details</a><div><table border="0" cellpadding="0" cellspacing="0">
<tr>
<td><strong> Name:</strong></td>
<td style="white-space:nowrap;">us-gaap_AwardTypeAxis=us-gaap_PerformanceSharesMember</td>
</tr>
<tr>
<td style="padding-right: 4px;white-space:nowrap;"><strong> Namespace Prefix:</strong></td>
<td></td>
</tr>
<tr>
<td><strong> Data Type:</strong></td>
<td>na</td>
</tr>
<tr>
<td><strong> Balance Type:</strong></td>
<td></td>
</tr>
<tr>
<td><strong> Period Type:</strong></td>
<td></td>
</tr>
</table></div>
</div></td></tr>
</table>
</div>
</body>
</html>
</TEXT>
</DOCUMENT>
<DOCUMENT>
<TYPE>XML
<SEQUENCE>63
<FILENAME>R52.htm
<DESCRIPTION>IDEA: XBRL DOCUMENT
<TEXT>
<html>
<head>
<title></title>
<link rel="stylesheet" type="text/css" href="report.css">
<script type="text/javascript" src="Show.js">/* Do Not Remove This Comment */</script><script type="text/javascript">
							function toggleNextSibling (e) {
							if (e.nextSibling.style.display=='none') {
							e.nextSibling.style.display='block';
							} else { e.nextSibling.style.display='none'; }
							}</script>
</head>
<body>
<span style="display: none;">v3.21.1</span><table class="report" border="0" cellspacing="2" id="idm140348369338776">
<tr>
<th class="tl" colspan="1" rowspan="2"><div style="width: 200px;"><strong>Share-Based Payments - Summary of Restricted Stock Awards and Stock Performance Awards (Details)<br></strong></div></th>
<th class="th" colspan="1">3 Months Ended</th>
</tr>
<tr><th class="th">
<div>Mar. 31, 2021 </div>
<div>$ / shares </div>
<div>shares</div>
</th></tr>
<tr class="rh">
<td class="pl " style="border-bottom: 0px;" valign="top"><a class="a" href="javascript:void(0);" onclick="top.Show.showAR( this, 'defref_us-gaap_AwardTypeAxis=us-gaap_RestrictedStockMember', window );">Stock Awards</a></td>
<td class="text">&#160;<span></span>
</td>
</tr>
<tr class="ro">
<td class="pl " style="border-bottom: 0px;" valign="top"><a class="a" href="javascript:void(0);" onclick="top.Show.showAR( this, 'defref_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNonvestedRollForward', window );"><strong>Shares</strong></a></td>
<td class="text">&#160;<span></span>
</td>
</tr>
<tr class="re">
<td class="pl " style="border-bottom: 0px;" valign="top"><a class="a" href="javascript:void(0);" onclick="top.Show.showAR( this, 'defref_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNonvestedNumber', window );">Beginning of year (in shares) | shares</a></td>
<td class="nump">128,664<span></span>
</td>
</tr>
<tr class="ro">
<td class="pl " style="border-bottom: 0px;" valign="top"><a class="a" href="javascript:void(0);" onclick="top.Show.showAR( this, 'defref_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsGrantsInPeriod', window );">Granted (in shares) | shares</a></td>
<td class="nump">21,600<span></span>
</td>
</tr>
<tr class="re">
<td class="pl " style="border-bottom: 0px;" valign="top"><a class="a" href="javascript:void(0);" onclick="top.Show.showAR( this, 'defref_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsVestedInPeriod', window );">Vested (in shares) | shares</a></td>
<td class="num">(16,800)<span></span>
</td>
</tr>
<tr class="ro">
<td class="pl " style="border-bottom: 0px;" valign="top"><a class="a" href="javascript:void(0);" onclick="top.Show.showAR( this, 'defref_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsForfeitedInPeriod', window );">Forfeited (in shares) | shares</a></td>
<td class="nump">0<span></span>
</td>
</tr>
<tr class="re">
<td class="pl " style="border-bottom: 0px;" valign="top"><a class="a" href="javascript:void(0);" onclick="top.Show.showAR( this, 'defref_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNonvestedNumber', window );">End of year (in shares) | shares</a></td>
<td class="nump">133,464<span></span>
</td>
</tr>
<tr class="ro">
<td class="pl " style="border-bottom: 0px;" valign="top"><a class="a" href="javascript:void(0);" onclick="top.Show.showAR( this, 'defref_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNonvestedWeightedAverageGrantDateFairValueRollForward', window );"><strong>Weighted Average Grant-Date Fair Value</strong></a></td>
<td class="text">&#160;<span></span>
</td>
</tr>
<tr class="re">
<td class="pl " style="border-bottom: 0px;" valign="top"><a class="a" href="javascript:void(0);" onclick="top.Show.showAR( this, 'defref_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNonvestedWeightedAverageGrantDateFairValue', window );">Beginning of year (in dollars per share) | $ / shares</a></td>
<td class="nump">$ 44.30<span></span>
</td>
</tr>
<tr class="ro">
<td class="pl " style="border-bottom: 0px;" valign="top"><a class="a" href="javascript:void(0);" onclick="top.Show.showAR( this, 'defref_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsGrantsInPeriodWeightedAverageGrantDateFairValue', window );">Granted (in dollars per share) | $ / shares</a></td>
<td class="nump">42.35<span></span>
</td>
</tr>
<tr class="re">
<td class="pl " style="border-bottom: 0px;" valign="top"><a class="a" href="javascript:void(0);" onclick="top.Show.showAR( this, 'defref_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsVestedInPeriodWeightedAverageGrantDateFairValue', window );">Vested (in dollars per share) | $ / shares</a></td>
<td class="nump">45.93<span></span>
</td>
</tr>
<tr class="ro">
<td class="pl " style="border-bottom: 0px;" valign="top"><a class="a" href="javascript:void(0);" onclick="top.Show.showAR( this, 'defref_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsForfeituresWeightedAverageGrantDateFairValue', window );">Forfeited (in dollars per share) | $ / shares</a></td>
<td class="nump">0<span></span>
</td>
</tr>
<tr class="re">
<td class="pl " style="border-bottom: 0px;" valign="top"><a class="a" href="javascript:void(0);" onclick="top.Show.showAR( this, 'defref_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNonvestedWeightedAverageGrantDateFairValue', window );">End of year (in dollars per share) | $ / shares</a></td>
<td class="nump">$ 43.78<span></span>
</td>
</tr>
<tr class="rh">
<td class="pl " style="border-bottom: 0px;" valign="top"><a class="a" href="javascript:void(0);" onclick="top.Show.showAR( this, 'defref_us-gaap_AwardTypeAxis=us-gaap_PerformanceSharesMember', window );">Stock Performance Awards</a></td>
<td class="text">&#160;<span></span>
</td>
</tr>
<tr class="re">
<td class="pl " style="border-bottom: 0px;" valign="top"><a class="a" href="javascript:void(0);" onclick="top.Show.showAR( this, 'defref_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNonvestedRollForward', window );"><strong>Shares</strong></a></td>
<td class="text">&#160;<span></span>
</td>
</tr>
<tr class="ro">
<td class="pl " style="border-bottom: 0px;" valign="top"><a class="a" href="javascript:void(0);" onclick="top.Show.showAR( this, 'defref_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNonvestedNumber', window );">Beginning of year (in shares) | shares</a></td>
<td class="nump">164,600<span></span>
</td>
</tr>
<tr class="re">
<td class="pl " style="border-bottom: 0px;" valign="top"><a class="a" href="javascript:void(0);" onclick="top.Show.showAR( this, 'defref_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsGrantsInPeriod', window );">Granted (in shares) | shares</a></td>
<td class="nump">79,000<span></span>
</td>
</tr>
<tr class="ro">
<td class="pl " style="border-bottom: 0px;" valign="top"><a class="a" href="javascript:void(0);" onclick="top.Show.showAR( this, 'defref_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsVestedInPeriod', window );">Vested (in shares) | shares</a></td>
<td class="num">(54,000)<span></span>
</td>
</tr>
<tr class="re">
<td class="pl " style="border-bottom: 0px;" valign="top"><a class="a" href="javascript:void(0);" onclick="top.Show.showAR( this, 'defref_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsForfeitedInPeriod', window );">Forfeited (in shares) | shares</a></td>
<td class="nump">0<span></span>
</td>
</tr>
<tr class="ro">
<td class="pl " style="border-bottom: 0px;" valign="top"><a class="a" href="javascript:void(0);" onclick="top.Show.showAR( this, 'defref_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNonvestedNumber', window );">End of year (in shares) | shares</a></td>
<td class="nump">189,600<span></span>
</td>
</tr>
<tr class="re">
<td class="pl " style="border-bottom: 0px;" valign="top"><a class="a" href="javascript:void(0);" onclick="top.Show.showAR( this, 'defref_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNonvestedWeightedAverageGrantDateFairValueRollForward', window );"><strong>Weighted Average Grant-Date Fair Value</strong></a></td>
<td class="text">&#160;<span></span>
</td>
</tr>
<tr class="ro">
<td class="pl " style="border-bottom: 0px;" valign="top"><a class="a" href="javascript:void(0);" onclick="top.Show.showAR( this, 'defref_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNonvestedWeightedAverageGrantDateFairValue', window );">Beginning of year (in dollars per share) | $ / shares</a></td>
<td class="nump">$ 42.32<span></span>
</td>
</tr>
<tr class="re">
<td class="pl " style="border-bottom: 0px;" valign="top"><a class="a" href="javascript:void(0);" onclick="top.Show.showAR( this, 'defref_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsGrantsInPeriodWeightedAverageGrantDateFairValue', window );">Granted (in dollars per share) | $ / shares</a></td>
<td class="nump">38.34<span></span>
</td>
</tr>
<tr class="ro">
<td class="pl " style="border-bottom: 0px;" valign="top"><a class="a" href="javascript:void(0);" onclick="top.Show.showAR( this, 'defref_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsVestedInPeriodWeightedAverageGrantDateFairValue', window );">Vested (in dollars per share) | $ / shares</a></td>
<td class="nump">35.73<span></span>
</td>
</tr>
<tr class="re">
<td class="pl " style="border-bottom: 0px;" valign="top"><a class="a" href="javascript:void(0);" onclick="top.Show.showAR( this, 'defref_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsForfeituresWeightedAverageGrantDateFairValue', window );">Forfeited (in dollars per share) | $ / shares</a></td>
<td class="nump">0<span></span>
</td>
</tr>
<tr class="ro">
<td class="pl " style="border-bottom: 0px;" valign="top"><a class="a" href="javascript:void(0);" onclick="top.Show.showAR( this, 'defref_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNonvestedWeightedAverageGrantDateFairValue', window );">End of year (in dollars per share) | $ / shares</a></td>
<td class="nump">$ 42.54<span></span>
</td>
</tr>
</table>
<div style="display: none;">
<table border="0" cellpadding="0" cellspacing="0" class="authRefData" style="display: none;" id="defref_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsForfeitedInPeriod">
<tr><td class="hide"><a style="color: white;" href="javascript:void(0);" onclick="top.Show.hideAR();">X</a></td></tr>
<tr><td><div class="body" style="padding: 2px;">
<a href="javascript:void(0);" onclick="top.Show.toggleNext( this );">- Definition</a><div><p>The number of equity-based payment instruments, excluding stock (or unit) options, that were forfeited during the reporting period.</p></div>
<a href="javascript:void(0);" onclick="top.Show.toggleNext( this );">+ References</a><div style="display: none;"><p>Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef<br> -Publisher FASB<br> -Name Accounting Standards Codification<br> -Topic 718<br> -SubTopic 10<br> -Section 50<br> -Paragraph 2<br> -Subparagraph (c)(1)(iv)(3)<br> -URI http://asc.fasb.org/extlink&amp;oid=120381028&amp;loc=d3e5070-113901<br></p></div>
<a href="javascript:void(0);" onclick="top.Show.toggleNext( this );">+ Details</a><div style="display: none;"><table border="0" cellpadding="0" cellspacing="0">
<tr>
<td><strong> Name:</strong></td>
<td style="white-space:nowrap;">us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsForfeitedInPeriod</td>
</tr>
<tr>
<td style="padding-right: 4px;white-space:nowrap;"><strong> Namespace Prefix:</strong></td>
<td>us-gaap_</td>
</tr>
<tr>
<td><strong> Data Type:</strong></td>
<td>xbrli:sharesItemType</td>
</tr>
<tr>
<td><strong> Balance Type:</strong></td>
<td>na</td>
</tr>
<tr>
<td><strong> Period Type:</strong></td>
<td>duration</td>
</tr>
</table></div>
</div></td></tr>
</table>
<table border="0" cellpadding="0" cellspacing="0" class="authRefData" style="display: none;" id="defref_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsForfeituresWeightedAverageGrantDateFairValue">
<tr><td class="hide"><a style="color: white;" href="javascript:void(0);" onclick="top.Show.hideAR();">X</a></td></tr>
<tr><td><div class="body" style="padding: 2px;">
<a href="javascript:void(0);" onclick="top.Show.toggleNext( this );">- Definition</a><div><p>Weighted average fair value as of the grant date of equity-based award plans other than stock (unit) option plans that were not exercised or put into effect as a result of the occurrence of a terminating event.</p></div>
<a href="javascript:void(0);" onclick="top.Show.toggleNext( this );">+ References</a><div style="display: none;"><p>Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef<br> -Publisher FASB<br> -Name Accounting Standards Codification<br> -Topic 718<br> -SubTopic 10<br> -Section 50<br> -Paragraph 2<br> -Subparagraph (c)(2)(iii)(3)<br> -URI http://asc.fasb.org/extlink&amp;oid=120381028&amp;loc=d3e5070-113901<br></p></div>
<a href="javascript:void(0);" onclick="top.Show.toggleNext( this );">+ Details</a><div style="display: none;"><table border="0" cellpadding="0" cellspacing="0">
<tr>
<td><strong> Name:</strong></td>
<td style="white-space:nowrap;">us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsForfeituresWeightedAverageGrantDateFairValue</td>
</tr>
<tr>
<td style="padding-right: 4px;white-space:nowrap;"><strong> Namespace Prefix:</strong></td>
<td>us-gaap_</td>
</tr>
<tr>
<td><strong> Data Type:</strong></td>
<td>num:perShareItemType</td>
</tr>
<tr>
<td><strong> Balance Type:</strong></td>
<td>na</td>
</tr>
<tr>
<td><strong> Period Type:</strong></td>
<td>duration</td>
</tr>
</table></div>
</div></td></tr>
</table>
<table border="0" cellpadding="0" cellspacing="0" class="authRefData" style="display: none;" id="defref_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsGrantsInPeriod">
<tr><td class="hide"><a style="color: white;" href="javascript:void(0);" onclick="top.Show.hideAR();">X</a></td></tr>
<tr><td><div class="body" style="padding: 2px;">
<a href="javascript:void(0);" onclick="top.Show.toggleNext( this );">- Definition</a><div><p>The number of grants made during the period on other than stock (or unit) option plans (for example, phantom stock or unit plan, stock or unit appreciation rights plan, performance target plan).</p></div>
<a href="javascript:void(0);" onclick="top.Show.toggleNext( this );">+ References</a><div style="display: none;"><p>Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef<br> -Publisher FASB<br> -Name Accounting Standards Codification<br> -Topic 718<br> -SubTopic 10<br> -Section 50<br> -Paragraph 2<br> -Subparagraph (c)(2)(iii)(1)<br> -URI http://asc.fasb.org/extlink&amp;oid=120381028&amp;loc=d3e5070-113901<br></p></div>
<a href="javascript:void(0);" onclick="top.Show.toggleNext( this );">+ Details</a><div style="display: none;"><table border="0" cellpadding="0" cellspacing="0">
<tr>
<td><strong> Name:</strong></td>
<td style="white-space:nowrap;">us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsGrantsInPeriod</td>
</tr>
<tr>
<td style="padding-right: 4px;white-space:nowrap;"><strong> Namespace Prefix:</strong></td>
<td>us-gaap_</td>
</tr>
<tr>
<td><strong> Data Type:</strong></td>
<td>xbrli:sharesItemType</td>
</tr>
<tr>
<td><strong> Balance Type:</strong></td>
<td>na</td>
</tr>
<tr>
<td><strong> Period Type:</strong></td>
<td>duration</td>
</tr>
</table></div>
</div></td></tr>
</table>
<table border="0" cellpadding="0" cellspacing="0" class="authRefData" style="display: none;" id="defref_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsGrantsInPeriodWeightedAverageGrantDateFairValue">
<tr><td class="hide"><a style="color: white;" href="javascript:void(0);" onclick="top.Show.hideAR();">X</a></td></tr>
<tr><td><div class="body" style="padding: 2px;">
<a href="javascript:void(0);" onclick="top.Show.toggleNext( this );">- Definition</a><div><p>The weighted average fair value at grant date for nonvested equity-based awards issued during the period on other than stock (or unit) option plans (for example, phantom stock or unit plan, stock or unit appreciation rights plan, performance target plan).</p></div>
<a href="javascript:void(0);" onclick="top.Show.toggleNext( this );">+ References</a><div style="display: none;"><p>Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef<br> -Publisher FASB<br> -Name Accounting Standards Codification<br> -Topic 718<br> -SubTopic 10<br> -Section 50<br> -Paragraph 2<br> -Subparagraph (c)(2)(iii)(1)<br> -URI http://asc.fasb.org/extlink&amp;oid=120381028&amp;loc=d3e5070-113901<br></p></div>
<a href="javascript:void(0);" onclick="top.Show.toggleNext( this );">+ Details</a><div style="display: none;"><table border="0" cellpadding="0" cellspacing="0">
<tr>
<td><strong> Name:</strong></td>
<td style="white-space:nowrap;">us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsGrantsInPeriodWeightedAverageGrantDateFairValue</td>
</tr>
<tr>
<td style="padding-right: 4px;white-space:nowrap;"><strong> Namespace Prefix:</strong></td>
<td>us-gaap_</td>
</tr>
<tr>
<td><strong> Data Type:</strong></td>
<td>num:perShareItemType</td>
</tr>
<tr>
<td><strong> Balance Type:</strong></td>
<td>na</td>
</tr>
<tr>
<td><strong> Period Type:</strong></td>
<td>duration</td>
</tr>
</table></div>
</div></td></tr>
</table>
<table border="0" cellpadding="0" cellspacing="0" class="authRefData" style="display: none;" id="defref_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNonvestedNumber">
<tr><td class="hide"><a style="color: white;" href="javascript:void(0);" onclick="top.Show.hideAR();">X</a></td></tr>
<tr><td><div class="body" style="padding: 2px;">
<a href="javascript:void(0);" onclick="top.Show.toggleNext( this );">- Definition</a><div><p>The number of non-vested equity-based payment instruments, excluding stock (or unit) options, that validly exist and are outstanding as of the balance sheet date.</p></div>
<a href="javascript:void(0);" onclick="top.Show.toggleNext( this );">+ References</a><div style="display: none;"><p>Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef<br> -Publisher FASB<br> -Name Accounting Standards Codification<br> -Topic 718<br> -SubTopic 10<br> -Section 50<br> -Paragraph 2<br> -Subparagraph (c)(2)(i)-(ii)<br> -URI http://asc.fasb.org/extlink&amp;oid=120381028&amp;loc=d3e5070-113901<br></p></div>
<a href="javascript:void(0);" onclick="top.Show.toggleNext( this );">+ Details</a><div style="display: none;"><table border="0" cellpadding="0" cellspacing="0">
<tr>
<td><strong> Name:</strong></td>
<td style="white-space:nowrap;">us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNonvestedNumber</td>
</tr>
<tr>
<td style="padding-right: 4px;white-space:nowrap;"><strong> Namespace Prefix:</strong></td>
<td>us-gaap_</td>
</tr>
<tr>
<td><strong> Data Type:</strong></td>
<td>xbrli:sharesItemType</td>
</tr>
<tr>
<td><strong> Balance Type:</strong></td>
<td>na</td>
</tr>
<tr>
<td><strong> Period Type:</strong></td>
<td>instant</td>
</tr>
</table></div>
</div></td></tr>
</table>
<table border="0" cellpadding="0" cellspacing="0" class="authRefData" style="display: none;" id="defref_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNonvestedRollForward">
<tr><td class="hide"><a style="color: white;" href="javascript:void(0);" onclick="top.Show.hideAR();">X</a></td></tr>
<tr><td><div class="body" style="padding: 2px;">
<a href="javascript:void(0);" onclick="top.Show.toggleNext( this );">- Definition</a><div><p>A roll forward is a reconciliation of a concept from the beginning of a period to the end of a period.</p></div>
<a href="javascript:void(0);" onclick="top.Show.toggleNext( this );">+ References</a><div style="display: none;"><p>No definition available.</p></div>
<a href="javascript:void(0);" onclick="top.Show.toggleNext( this );">+ Details</a><div style="display: none;"><table border="0" cellpadding="0" cellspacing="0">
<tr>
<td><strong> Name:</strong></td>
<td style="white-space:nowrap;">us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNonvestedRollForward</td>
</tr>
<tr>
<td style="padding-right: 4px;white-space:nowrap;"><strong> Namespace Prefix:</strong></td>
<td>us-gaap_</td>
</tr>
<tr>
<td><strong> Data Type:</strong></td>
<td>xbrli:stringItemType</td>
</tr>
<tr>
<td><strong> Balance Type:</strong></td>
<td>na</td>
</tr>
<tr>
<td><strong> Period Type:</strong></td>
<td>duration</td>
</tr>
</table></div>
</div></td></tr>
</table>
<table border="0" cellpadding="0" cellspacing="0" class="authRefData" style="display: none;" id="defref_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNonvestedWeightedAverageGrantDateFairValue">
<tr><td class="hide"><a style="color: white;" href="javascript:void(0);" onclick="top.Show.hideAR();">X</a></td></tr>
<tr><td><div class="body" style="padding: 2px;">
<a href="javascript:void(0);" onclick="top.Show.toggleNext( this );">- Definition</a><div><p>Per share or unit weighted-average fair value of nonvested award under share-based payment arrangement. Excludes share and unit options.</p></div>
<a href="javascript:void(0);" onclick="top.Show.toggleNext( this );">+ References</a><div style="display: none;"><p>Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef<br> -Publisher FASB<br> -Name Accounting Standards Codification<br> -Topic 718<br> -SubTopic 10<br> -Section 50<br> -Paragraph 2<br> -Subparagraph (c)(2)(i)-(ii)<br> -URI http://asc.fasb.org/extlink&amp;oid=120381028&amp;loc=d3e5070-113901<br></p></div>
<a href="javascript:void(0);" onclick="top.Show.toggleNext( this );">+ Details</a><div style="display: none;"><table border="0" cellpadding="0" cellspacing="0">
<tr>
<td><strong> Name:</strong></td>
<td style="white-space:nowrap;">us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNonvestedWeightedAverageGrantDateFairValue</td>
</tr>
<tr>
<td style="padding-right: 4px;white-space:nowrap;"><strong> Namespace Prefix:</strong></td>
<td>us-gaap_</td>
</tr>
<tr>
<td><strong> Data Type:</strong></td>
<td>num:perShareItemType</td>
</tr>
<tr>
<td><strong> Balance Type:</strong></td>
<td>na</td>
</tr>
<tr>
<td><strong> Period Type:</strong></td>
<td>instant</td>
</tr>
</table></div>
</div></td></tr>
</table>
<table border="0" cellpadding="0" cellspacing="0" class="authRefData" style="display: none;" id="defref_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNonvestedWeightedAverageGrantDateFairValueRollForward">
<tr><td class="hide"><a style="color: white;" href="javascript:void(0);" onclick="top.Show.hideAR();">X</a></td></tr>
<tr><td><div class="body" style="padding: 2px;">
<a href="javascript:void(0);" onclick="top.Show.toggleNext( this );">- Definition</a><div><p>A roll forward is a reconciliation of a concept from the beginning of a period to the end of a period.</p></div>
<a href="javascript:void(0);" onclick="top.Show.toggleNext( this );">+ References</a><div style="display: none;"><p>No definition available.</p></div>
<a href="javascript:void(0);" onclick="top.Show.toggleNext( this );">+ Details</a><div style="display: none;"><table border="0" cellpadding="0" cellspacing="0">
<tr>
<td><strong> Name:</strong></td>
<td style="white-space:nowrap;">us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNonvestedWeightedAverageGrantDateFairValueRollForward</td>
</tr>
<tr>
<td style="padding-right: 4px;white-space:nowrap;"><strong> Namespace Prefix:</strong></td>
<td>us-gaap_</td>
</tr>
<tr>
<td><strong> Data Type:</strong></td>
<td>xbrli:stringItemType</td>
</tr>
<tr>
<td><strong> Balance Type:</strong></td>
<td>na</td>
</tr>
<tr>
<td><strong> Period Type:</strong></td>
<td>duration</td>
</tr>
</table></div>
</div></td></tr>
</table>
<table border="0" cellpadding="0" cellspacing="0" class="authRefData" style="display: none;" id="defref_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsVestedInPeriod">
<tr><td class="hide"><a style="color: white;" href="javascript:void(0);" onclick="top.Show.hideAR();">X</a></td></tr>
<tr><td><div class="body" style="padding: 2px;">
<a href="javascript:void(0);" onclick="top.Show.toggleNext( this );">- Definition</a><div><p>The number of equity-based payment instruments, excluding stock (or unit) options, that vested during the reporting period.</p></div>
<a href="javascript:void(0);" onclick="top.Show.toggleNext( this );">+ References</a><div style="display: none;"><p>Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef<br> -Publisher FASB<br> -Name Accounting Standards Codification<br> -Topic 718<br> -SubTopic 10<br> -Section 50<br> -Paragraph 2<br> -Subparagraph (c)(2)(iii)(2)<br> -URI http://asc.fasb.org/extlink&amp;oid=120381028&amp;loc=d3e5070-113901<br></p></div>
<a href="javascript:void(0);" onclick="top.Show.toggleNext( this );">+ Details</a><div style="display: none;"><table border="0" cellpadding="0" cellspacing="0">
<tr>
<td><strong> Name:</strong></td>
<td style="white-space:nowrap;">us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsVestedInPeriod</td>
</tr>
<tr>
<td style="padding-right: 4px;white-space:nowrap;"><strong> Namespace Prefix:</strong></td>
<td>us-gaap_</td>
</tr>
<tr>
<td><strong> Data Type:</strong></td>
<td>xbrli:sharesItemType</td>
</tr>
<tr>
<td><strong> Balance Type:</strong></td>
<td>na</td>
</tr>
<tr>
<td><strong> Period Type:</strong></td>
<td>duration</td>
</tr>
</table></div>
</div></td></tr>
</table>
<table border="0" cellpadding="0" cellspacing="0" class="authRefData" style="display: none;" id="defref_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsVestedInPeriodWeightedAverageGrantDateFairValue">
<tr><td class="hide"><a style="color: white;" href="javascript:void(0);" onclick="top.Show.hideAR();">X</a></td></tr>
<tr><td><div class="body" style="padding: 2px;">
<a href="javascript:void(0);" onclick="top.Show.toggleNext( this );">- Definition</a><div><p>The weighted average fair value as of grant date pertaining to an equity-based award plan other than a stock (or unit) option plan for which the grantee gained the right during the reporting period, by satisfying service and performance requirements, to receive or retain shares or units, other instruments, or cash in accordance with the terms of the arrangement.</p></div>
<a href="javascript:void(0);" onclick="top.Show.toggleNext( this );">+ References</a><div style="display: none;"><p>Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef<br> -Publisher FASB<br> -Name Accounting Standards Codification<br> -Topic 718<br> -SubTopic 10<br> -Section 50<br> -Paragraph 2<br> -Subparagraph (c)(2)(iii)(2)<br> -URI http://asc.fasb.org/extlink&amp;oid=120381028&amp;loc=d3e5070-113901<br></p></div>
<a href="javascript:void(0);" onclick="top.Show.toggleNext( this );">+ Details</a><div style="display: none;"><table border="0" cellpadding="0" cellspacing="0">
<tr>
<td><strong> Name:</strong></td>
<td style="white-space:nowrap;">us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsVestedInPeriodWeightedAverageGrantDateFairValue</td>
</tr>
<tr>
<td style="padding-right: 4px;white-space:nowrap;"><strong> Namespace Prefix:</strong></td>
<td>us-gaap_</td>
</tr>
<tr>
<td><strong> Data Type:</strong></td>
<td>num:perShareItemType</td>
</tr>
<tr>
<td><strong> Balance Type:</strong></td>
<td>na</td>
</tr>
<tr>
<td><strong> Period Type:</strong></td>
<td>duration</td>
</tr>
</table></div>
</div></td></tr>
</table>
<table border="0" cellpadding="0" cellspacing="0" class="authRefData" style="display: none;" id="defref_us-gaap_AwardTypeAxis=us-gaap_RestrictedStockMember">
<tr><td class="hide"><a style="color: white;" href="javascript:void(0);" onclick="top.Show.hideAR();">X</a></td></tr>
<tr><td><div class="body" style="padding: 2px;">
<a href="javascript:void(0);" onclick="top.Show.toggleNext( this );">- Details</a><div><table border="0" cellpadding="0" cellspacing="0">
<tr>
<td><strong> Name:</strong></td>
<td style="white-space:nowrap;">us-gaap_AwardTypeAxis=us-gaap_RestrictedStockMember</td>
</tr>
<tr>
<td style="padding-right: 4px;white-space:nowrap;"><strong> Namespace Prefix:</strong></td>
<td></td>
</tr>
<tr>
<td><strong> Data Type:</strong></td>
<td>na</td>
</tr>
<tr>
<td><strong> Balance Type:</strong></td>
<td></td>
</tr>
<tr>
<td><strong> Period Type:</strong></td>
<td></td>
</tr>
</table></div>
</div></td></tr>
</table>
<table border="0" cellpadding="0" cellspacing="0" class="authRefData" style="display: none;" id="defref_us-gaap_AwardTypeAxis=us-gaap_PerformanceSharesMember">
<tr><td class="hide"><a style="color: white;" href="javascript:void(0);" onclick="top.Show.hideAR();">X</a></td></tr>
<tr><td><div class="body" style="padding: 2px;">
<a href="javascript:void(0);" onclick="top.Show.toggleNext( this );">- Details</a><div><table border="0" cellpadding="0" cellspacing="0">
<tr>
<td><strong> Name:</strong></td>
<td style="white-space:nowrap;">us-gaap_AwardTypeAxis=us-gaap_PerformanceSharesMember</td>
</tr>
<tr>
<td style="padding-right: 4px;white-space:nowrap;"><strong> Namespace Prefix:</strong></td>
<td></td>
</tr>
<tr>
<td><strong> Data Type:</strong></td>
<td>na</td>
</tr>
<tr>
<td><strong> Balance Type:</strong></td>
<td></td>
</tr>
<tr>
<td><strong> Period Type:</strong></td>
<td></td>
</tr>
</table></div>
</div></td></tr>
</table>
</div>
</body>
</html>
</TEXT>
</DOCUMENT>
<DOCUMENT>
<TYPE>XML
<SEQUENCE>64
<FILENAME>R53.htm
<DESCRIPTION>IDEA: XBRL DOCUMENT
<TEXT>
<html>
<head>
<title></title>
<link rel="stylesheet" type="text/css" href="report.css">
<script type="text/javascript" src="Show.js">/* Do Not Remove This Comment */</script><script type="text/javascript">
							function toggleNextSibling (e) {
							if (e.nextSibling.style.display=='none') {
							e.nextSibling.style.display='block';
							} else { e.nextSibling.style.display='none'; }
							}</script>
</head>
<body>
<span style="display: none;">v3.21.1</span><table class="report" border="0" cellspacing="2" id="idm140348367998728">
<tr>
<th class="tl" colspan="1" rowspan="2"><div style="width: 200px;"><strong>Share-Based Payments - Weighted-Average Assumptions (Details) - Stock Performance Awards<br></strong></div></th>
<th class="th" colspan="2">3 Months Ended</th>
</tr>
<tr>
<th class="th"><div>Mar. 31, 2021</div></th>
<th class="th"><div>Mar. 31, 2020</div></th>
</tr>
<tr class="re">
<td class="pl " style="border-bottom: 0px;" valign="top"><a class="a" href="javascript:void(0);" onclick="top.Show.showAR( this, 'defref_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardLineItems', window );"><strong>Share-based Compensation Arrangement by Share-based Payment Award [Line Items]</strong></a></td>
<td class="text">&#160;<span></span>
</td>
<td class="text">&#160;<span></span>
</td>
</tr>
<tr class="ro">
<td class="pl " style="border-bottom: 0px;" valign="top"><a class="a" href="javascript:void(0);" onclick="top.Show.showAR( this, 'defref_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardFairValueAssumptionsRiskFreeInterestRate', window );">Risk-free interest rate</a></td>
<td class="nump">0.18%<span></span>
</td>
<td class="nump">1.42%<span></span>
</td>
</tr>
<tr class="re">
<td class="pl " style="border-bottom: 0px;" valign="top"><a class="a" href="javascript:void(0);" onclick="top.Show.showAR( this, 'defref_us-gaap_SharebasedCompensationArrangementBySharebasedPaymentAwardFairValueAssumptionsExpectedTerm1', window );">Expected term (in years)</a></td>
<td class="text">3 years<span></span>
</td>
<td class="text">3 years<span></span>
</td>
</tr>
<tr class="ro">
<td class="pl " style="border-bottom: 0px;" valign="top"><a class="a" href="javascript:void(0);" onclick="top.Show.showAR( this, 'defref_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardFairValueAssumptionsExpectedVolatilityRate', window );">Expected volatility</a></td>
<td class="nump">32.00%<span></span>
</td>
<td class="nump">19.00%<span></span>
</td>
</tr>
<tr class="re">
<td class="pl " style="border-bottom: 0px;" valign="top"><a class="a" href="javascript:void(0);" onclick="top.Show.showAR( this, 'defref_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardFairValueAssumptionsExpectedDividendRate', window );">Dividend yield</a></td>
<td class="nump">3.60%<span></span>
</td>
<td class="nump">2.80%<span></span>
</td>
</tr>
</table>
<div style="display: none;">
<table border="0" cellpadding="0" cellspacing="0" class="authRefData" style="display: none;" id="defref_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardFairValueAssumptionsExpectedDividendRate">
<tr><td class="hide"><a style="color: white;" href="javascript:void(0);" onclick="top.Show.hideAR();">X</a></td></tr>
<tr><td><div class="body" style="padding: 2px;">
<a href="javascript:void(0);" onclick="top.Show.toggleNext( this );">- Definition</a><div><p>The estimated dividend rate (a percentage of the share price) to be paid (expected dividends) to holders of the underlying shares over the option's term.</p></div>
<a href="javascript:void(0);" onclick="top.Show.toggleNext( this );">+ References</a><div style="display: none;"><p>Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef<br> -Publisher FASB<br> -Name Accounting Standards Codification<br> -Topic 718<br> -SubTopic 10<br> -Section 50<br> -Paragraph 2<br> -Subparagraph (f)(2)(iii)<br> -URI http://asc.fasb.org/extlink&amp;oid=120381028&amp;loc=d3e5070-113901<br></p></div>
<a href="javascript:void(0);" onclick="top.Show.toggleNext( this );">+ Details</a><div style="display: none;"><table border="0" cellpadding="0" cellspacing="0">
<tr>
<td><strong> Name:</strong></td>
<td style="white-space:nowrap;">us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardFairValueAssumptionsExpectedDividendRate</td>
</tr>
<tr>
<td style="padding-right: 4px;white-space:nowrap;"><strong> Namespace Prefix:</strong></td>
<td>us-gaap_</td>
</tr>
<tr>
<td><strong> Data Type:</strong></td>
<td>num:percentItemType</td>
</tr>
<tr>
<td><strong> Balance Type:</strong></td>
<td>na</td>
</tr>
<tr>
<td><strong> Period Type:</strong></td>
<td>duration</td>
</tr>
</table></div>
</div></td></tr>
</table>
<table border="0" cellpadding="0" cellspacing="0" class="authRefData" style="display: none;" id="defref_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardFairValueAssumptionsExpectedVolatilityRate">
<tr><td class="hide"><a style="color: white;" href="javascript:void(0);" onclick="top.Show.hideAR();">X</a></td></tr>
<tr><td><div class="body" style="padding: 2px;">
<a href="javascript:void(0);" onclick="top.Show.toggleNext( this );">- Definition</a><div><p>The estimated measure of the percentage by which a share price is expected to fluctuate during a period. Volatility also may be defined as a probability-weighted measure of the dispersion of returns about the mean. The volatility of a share price is the standard deviation of the continuously compounded rates of return on the share over a specified period. That is the same as the standard deviation of the differences in the natural logarithms of the stock prices plus dividends, if any, over the period.</p></div>
<a href="javascript:void(0);" onclick="top.Show.toggleNext( this );">+ References</a><div style="display: none;"><p>Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef<br> -Publisher FASB<br> -Name Accounting Standards Codification<br> -Topic 718<br> -SubTopic 10<br> -Section 50<br> -Paragraph 2<br> -Subparagraph (f)(2)(ii)<br> -URI http://asc.fasb.org/extlink&amp;oid=120381028&amp;loc=d3e5070-113901<br></p></div>
<a href="javascript:void(0);" onclick="top.Show.toggleNext( this );">+ Details</a><div style="display: none;"><table border="0" cellpadding="0" cellspacing="0">
<tr>
<td><strong> Name:</strong></td>
<td style="white-space:nowrap;">us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardFairValueAssumptionsExpectedVolatilityRate</td>
</tr>
<tr>
<td style="padding-right: 4px;white-space:nowrap;"><strong> Namespace Prefix:</strong></td>
<td>us-gaap_</td>
</tr>
<tr>
<td><strong> Data Type:</strong></td>
<td>num:percentItemType</td>
</tr>
<tr>
<td><strong> Balance Type:</strong></td>
<td>na</td>
</tr>
<tr>
<td><strong> Period Type:</strong></td>
<td>duration</td>
</tr>
</table></div>
</div></td></tr>
</table>
<table border="0" cellpadding="0" cellspacing="0" class="authRefData" style="display: none;" id="defref_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardFairValueAssumptionsRiskFreeInterestRate">
<tr><td class="hide"><a style="color: white;" href="javascript:void(0);" onclick="top.Show.hideAR();">X</a></td></tr>
<tr><td><div class="body" style="padding: 2px;">
<a href="javascript:void(0);" onclick="top.Show.toggleNext( this );">- Definition</a><div><p>The risk-free interest rate assumption that is used in valuing an option on its own shares.</p></div>
<a href="javascript:void(0);" onclick="top.Show.toggleNext( this );">+ References</a><div style="display: none;"><p>Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef<br> -Publisher FASB<br> -Name Accounting Standards Codification<br> -Topic 718<br> -SubTopic 10<br> -Section 50<br> -Paragraph 2<br> -Subparagraph (f)(2)(iv)<br> -URI http://asc.fasb.org/extlink&amp;oid=120381028&amp;loc=d3e5070-113901<br></p></div>
<a href="javascript:void(0);" onclick="top.Show.toggleNext( this );">+ Details</a><div style="display: none;"><table border="0" cellpadding="0" cellspacing="0">
<tr>
<td><strong> Name:</strong></td>
<td style="white-space:nowrap;">us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardFairValueAssumptionsRiskFreeInterestRate</td>
</tr>
<tr>
<td style="padding-right: 4px;white-space:nowrap;"><strong> Namespace Prefix:</strong></td>
<td>us-gaap_</td>
</tr>
<tr>
<td><strong> Data Type:</strong></td>
<td>num:percentItemType</td>
</tr>
<tr>
<td><strong> Balance Type:</strong></td>
<td>na</td>
</tr>
<tr>
<td><strong> Period Type:</strong></td>
<td>duration</td>
</tr>
</table></div>
</div></td></tr>
</table>
<table border="0" cellpadding="0" cellspacing="0" class="authRefData" style="display: none;" id="defref_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardLineItems">
<tr><td class="hide"><a style="color: white;" href="javascript:void(0);" onclick="top.Show.hideAR();">X</a></td></tr>
<tr><td><div class="body" style="padding: 2px;">
<a href="javascript:void(0);" onclick="top.Show.toggleNext( this );">- Definition</a><div><p>Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table.</p></div>
<a href="javascript:void(0);" onclick="top.Show.toggleNext( this );">+ References</a><div style="display: none;"><p>No definition available.</p></div>
<a href="javascript:void(0);" onclick="top.Show.toggleNext( this );">+ Details</a><div style="display: none;"><table border="0" cellpadding="0" cellspacing="0">
<tr>
<td><strong> Name:</strong></td>
<td style="white-space:nowrap;">us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardLineItems</td>
</tr>
<tr>
<td style="padding-right: 4px;white-space:nowrap;"><strong> Namespace Prefix:</strong></td>
<td>us-gaap_</td>
</tr>
<tr>
<td><strong> Data Type:</strong></td>
<td>xbrli:stringItemType</td>
</tr>
<tr>
<td><strong> Balance Type:</strong></td>
<td>na</td>
</tr>
<tr>
<td><strong> Period Type:</strong></td>
<td>duration</td>
</tr>
</table></div>
</div></td></tr>
</table>
<table border="0" cellpadding="0" cellspacing="0" class="authRefData" style="display: none;" id="defref_us-gaap_SharebasedCompensationArrangementBySharebasedPaymentAwardFairValueAssumptionsExpectedTerm1">
<tr><td class="hide"><a style="color: white;" href="javascript:void(0);" onclick="top.Show.hideAR();">X</a></td></tr>
<tr><td><div class="body" style="padding: 2px;">
<a href="javascript:void(0);" onclick="top.Show.toggleNext( this );">- Definition</a><div><p>Expected term of award under share-based payment arrangement, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents reported fact of one year, five months, and thirteen days.</p></div>
<a href="javascript:void(0);" onclick="top.Show.toggleNext( this );">+ References</a><div style="display: none;"><p>Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef<br> -Publisher FASB<br> -Name Accounting Standards Codification<br> -Topic 718<br> -SubTopic 10<br> -Section 50<br> -Paragraph 2<br> -Subparagraph (f)(2)(i)<br> -URI http://asc.fasb.org/extlink&amp;oid=120381028&amp;loc=d3e5070-113901<br><br>Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef<br> -Publisher FASB<br> -Name Accounting Standards Codification<br> -Topic 718<br> -SubTopic 10<br> -Section S99<br> -Paragraph 1<br> -Subparagraph (SAB Topic 14.D.2)<br> -URI http://asc.fasb.org/extlink&amp;oid=115993241&amp;loc=d3e301413-122809<br></p></div>
<a href="javascript:void(0);" onclick="top.Show.toggleNext( this );">+ Details</a><div style="display: none;"><table border="0" cellpadding="0" cellspacing="0">
<tr>
<td><strong> Name:</strong></td>
<td style="white-space:nowrap;">us-gaap_SharebasedCompensationArrangementBySharebasedPaymentAwardFairValueAssumptionsExpectedTerm1</td>
</tr>
<tr>
<td style="padding-right: 4px;white-space:nowrap;"><strong> Namespace Prefix:</strong></td>
<td>us-gaap_</td>
</tr>
<tr>
<td><strong> Data Type:</strong></td>
<td>xbrli:durationItemType</td>
</tr>
<tr>
<td><strong> Balance Type:</strong></td>
<td>na</td>
</tr>
<tr>
<td><strong> Period Type:</strong></td>
<td>duration</td>
</tr>
</table></div>
</div></td></tr>
</table>
<table border="0" cellpadding="0" cellspacing="0" class="authRefData" style="display: none;" id="defref_us-gaap_AwardTypeAxis=us-gaap_PerformanceSharesMember">
<tr><td class="hide"><a style="color: white;" href="javascript:void(0);" onclick="top.Show.hideAR();">X</a></td></tr>
<tr><td><div class="body" style="padding: 2px;">
<a href="javascript:void(0);" onclick="top.Show.toggleNext( this );">- Details</a><div><table border="0" cellpadding="0" cellspacing="0">
<tr>
<td><strong> Name:</strong></td>
<td style="white-space:nowrap;">us-gaap_AwardTypeAxis=us-gaap_PerformanceSharesMember</td>
</tr>
<tr>
<td style="padding-right: 4px;white-space:nowrap;"><strong> Namespace Prefix:</strong></td>
<td></td>
</tr>
<tr>
<td><strong> Data Type:</strong></td>
<td>na</td>
</tr>
<tr>
<td><strong> Balance Type:</strong></td>
<td></td>
</tr>
<tr>
<td><strong> Period Type:</strong></td>
<td></td>
</tr>
</table></div>
</div></td></tr>
</table>
</div>
</body>
</html>
</TEXT>
</DOCUMENT>
<DOCUMENT>
<TYPE>XML
<SEQUENCE>65
<FILENAME>R54.htm
<DESCRIPTION>IDEA: XBRL DOCUMENT
<TEXT>
<html>
<head>
<title></title>
<link rel="stylesheet" type="text/css" href="report.css">
<script type="text/javascript" src="Show.js">/* Do Not Remove This Comment */</script><script type="text/javascript">
							function toggleNextSibling (e) {
							if (e.nextSibling.style.display=='none') {
							e.nextSibling.style.display='block';
							} else { e.nextSibling.style.display='none'; }
							}</script>
</head>
<body>
<span style="display: none;">v3.21.1</span><table class="report" border="0" cellspacing="2" id="idm140348373191256">
<tr>
<th class="tl" colspan="1" rowspan="2"><div style="width: 200px;"><strong>Earnings Per Share (Details) - shares<br> shares in Thousands</strong></div></th>
<th class="th" colspan="2">3 Months Ended</th>
</tr>
<tr>
<th class="th"><div>Mar. 31, 2021</div></th>
<th class="th"><div>Mar. 31, 2020</div></th>
</tr>
<tr class="re">
<td class="pl " style="border-bottom: 0px;" valign="top"><a class="a" href="javascript:void(0);" onclick="top.Show.showAR( this, 'defref_us-gaap_EarningsPerShareDilutedLineItems', window );"><strong>Earnings Per Share, Diluted, by Common Class, Including Two Class Method [Line Items]</strong></a></td>
<td class="text">&#160;<span></span>
</td>
<td class="text">&#160;<span></span>
</td>
</tr>
<tr class="ro">
<td class="pl " style="border-bottom: 0px;" valign="top"><a class="a" href="javascript:void(0);" onclick="top.Show.showAR( this, 'defref_us-gaap_WeightedAverageNumberOfSharesOutstandingBasic', window );">Weighted Average Common Shares Outstanding - Basic (in shares)</a></td>
<td class="nump">41,455<span></span>
</td>
<td class="nump">40,217<span></span>
</td>
</tr>
<tr class="re">
<td class="pl " style="border-bottom: 0px;" valign="top"><a class="a" href="javascript:void(0);" onclick="top.Show.showAR( this, 'defref_us-gaap_WeightedAverageNumberDilutedSharesOutstandingAdjustmentAbstract', window );"><strong>Effect of Dilutive Securities:</strong></a></td>
<td class="text">&#160;<span></span>
</td>
<td class="text">&#160;<span></span>
</td>
</tr>
<tr class="rou">
<td class="pl " style="border-bottom: 0px;" valign="top"><a class="a" href="javascript:void(0);" onclick="top.Show.showAR( this, 'defref_us-gaap_WeightedAverageNumberDilutedSharesOutstandingAdjustment', window );">Total Dilutive Shares (in shares)</a></td>
<td class="nump">245<span></span>
</td>
<td class="nump">227<span></span>
</td>
</tr>
<tr class="reu">
<td class="pl " style="border-bottom: 0px;" valign="top"><a class="a" href="javascript:void(0);" onclick="top.Show.showAR( this, 'defref_us-gaap_WeightedAverageNumberOfDilutedSharesOutstanding', window );">Weighted Average Common Shares Outstanding &#8211; Diluted (in shares)</a></td>
<td class="nump">41,700<span></span>
</td>
<td class="nump">40,444<span></span>
</td>
</tr>
<tr class="rh">
<td class="pl " style="border-bottom: 0px;" valign="top"><a class="a" href="javascript:void(0);" onclick="top.Show.showAR( this, 'defref_us-gaap_AwardTypeAxis=us-gaap_PerformanceSharesMember', window );">Stock Performance Awards</a></td>
<td class="text">&#160;<span></span>
</td>
<td class="text">&#160;<span></span>
</td>
</tr>
<tr class="re">
<td class="pl " style="border-bottom: 0px;" valign="top"><a class="a" href="javascript:void(0);" onclick="top.Show.showAR( this, 'defref_us-gaap_WeightedAverageNumberDilutedSharesOutstandingAdjustmentAbstract', window );"><strong>Effect of Dilutive Securities:</strong></a></td>
<td class="text">&#160;<span></span>
</td>
<td class="text">&#160;<span></span>
</td>
</tr>
<tr class="ro">
<td class="pl " style="border-bottom: 0px;" valign="top"><a class="a" href="javascript:void(0);" onclick="top.Show.showAR( this, 'defref_us-gaap_IncrementalCommonSharesAttributableToShareBasedPaymentArrangements', window );">Effect of Dilutive Securities (in shares)</a></td>
<td class="nump">143<span></span>
</td>
<td class="nump">126<span></span>
</td>
</tr>
<tr class="rh">
<td class="pl " style="border-bottom: 0px;" valign="top"><a class="a" href="javascript:void(0);" onclick="top.Show.showAR( this, 'defref_us-gaap_AwardTypeAxis=us-gaap_RestrictedStockMember', window );">Stock Awards</a></td>
<td class="text">&#160;<span></span>
</td>
<td class="text">&#160;<span></span>
</td>
</tr>
<tr class="ro">
<td class="pl " style="border-bottom: 0px;" valign="top"><a class="a" href="javascript:void(0);" onclick="top.Show.showAR( this, 'defref_us-gaap_WeightedAverageNumberDilutedSharesOutstandingAdjustmentAbstract', window );"><strong>Effect of Dilutive Securities:</strong></a></td>
<td class="text">&#160;<span></span>
</td>
<td class="text">&#160;<span></span>
</td>
</tr>
<tr class="re">
<td class="pl " style="border-bottom: 0px;" valign="top"><a class="a" href="javascript:void(0);" onclick="top.Show.showAR( this, 'defref_us-gaap_IncrementalCommonSharesAttributableToShareBasedPaymentArrangements', window );">Effect of Dilutive Securities (in shares)</a></td>
<td class="nump">85<span></span>
</td>
<td class="nump">83<span></span>
</td>
</tr>
<tr class="rh">
<td class="pl " style="border-bottom: 0px;" valign="top"><a class="a" href="javascript:void(0);" onclick="top.Show.showAR( this, 'defref_us-gaap_AwardTypeAxis=us-gaap_EmployeeStockOptionMember', window );">Employee Stock Purchase Plan Shares and Other</a></td>
<td class="text">&#160;<span></span>
</td>
<td class="text">&#160;<span></span>
</td>
</tr>
<tr class="re">
<td class="pl " style="border-bottom: 0px;" valign="top"><a class="a" href="javascript:void(0);" onclick="top.Show.showAR( this, 'defref_us-gaap_WeightedAverageNumberDilutedSharesOutstandingAdjustmentAbstract', window );"><strong>Effect of Dilutive Securities:</strong></a></td>
<td class="text">&#160;<span></span>
</td>
<td class="text">&#160;<span></span>
</td>
</tr>
<tr class="ro">
<td class="pl " style="border-bottom: 0px;" valign="top"><a class="a" href="javascript:void(0);" onclick="top.Show.showAR( this, 'defref_us-gaap_IncrementalCommonSharesAttributableToShareBasedPaymentArrangements', window );">Effect of Dilutive Securities (in shares)</a></td>
<td class="nump">17<span></span>
</td>
<td class="nump">18<span></span>
</td>
</tr>
</table>
<div style="display: none;">
<table border="0" cellpadding="0" cellspacing="0" class="authRefData" style="display: none;" id="defref_us-gaap_EarningsPerShareDilutedLineItems">
<tr><td class="hide"><a style="color: white;" href="javascript:void(0);" onclick="top.Show.hideAR();">X</a></td></tr>
<tr><td><div class="body" style="padding: 2px;">
<a href="javascript:void(0);" onclick="top.Show.toggleNext( this );">- Definition</a><div><p>Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table.</p></div>
<a href="javascript:void(0);" onclick="top.Show.toggleNext( this );">+ References</a><div style="display: none;"><p>No definition available.</p></div>
<a href="javascript:void(0);" onclick="top.Show.toggleNext( this );">+ Details</a><div style="display: none;"><table border="0" cellpadding="0" cellspacing="0">
<tr>
<td><strong> Name:</strong></td>
<td style="white-space:nowrap;">us-gaap_EarningsPerShareDilutedLineItems</td>
</tr>
<tr>
<td style="padding-right: 4px;white-space:nowrap;"><strong> Namespace Prefix:</strong></td>
<td>us-gaap_</td>
</tr>
<tr>
<td><strong> Data Type:</strong></td>
<td>xbrli:stringItemType</td>
</tr>
<tr>
<td><strong> Balance Type:</strong></td>
<td>na</td>
</tr>
<tr>
<td><strong> Period Type:</strong></td>
<td>duration</td>
</tr>
</table></div>
</div></td></tr>
</table>
<table border="0" cellpadding="0" cellspacing="0" class="authRefData" style="display: none;" id="defref_us-gaap_IncrementalCommonSharesAttributableToShareBasedPaymentArrangements">
<tr><td class="hide"><a style="color: white;" href="javascript:void(0);" onclick="top.Show.hideAR();">X</a></td></tr>
<tr><td><div class="body" style="padding: 2px;">
<a href="javascript:void(0);" onclick="top.Show.toggleNext( this );">- Definition</a><div><p>Additional shares included in the calculation of diluted EPS as a result of the potentially dilutive effect of share based payment arrangements using the treasury stock method.</p></div>
<a href="javascript:void(0);" onclick="top.Show.toggleNext( this );">+ References</a><div style="display: none;"><p>Reference 1: http://www.xbrl.org/2003/role/disclosureRef<br> -Publisher FASB<br> -Name Accounting Standards Codification<br> -Topic 260<br> -SubTopic 10<br> -Section 45<br> -Paragraph 22<br> -URI http://asc.fasb.org/extlink&amp;oid=121326447&amp;loc=d3e1707-109256<br><br>Reference 2: http://www.xbrl.org/2003/role/disclosureRef<br> -Publisher FASB<br> -Name Accounting Standards Codification<br> -Topic 260<br> -SubTopic 10<br> -Section 50<br> -Paragraph 1<br> -Subparagraph (a)<br> -URI http://asc.fasb.org/extlink&amp;oid=6371337&amp;loc=d3e3550-109257<br><br>Reference 3: http://www.xbrl.org/2003/role/disclosureRef<br> -Publisher FASB<br> -Name Accounting Standards Codification<br> -Topic 260<br> -SubTopic 10<br> -Section 45<br> -Paragraph 28A<br> -URI http://asc.fasb.org/extlink&amp;oid=121326447&amp;loc=d3e1500-109256<br><br>Reference 4: http://www.xbrl.org/2003/role/disclosureRef<br> -Publisher FASB<br> -Name Accounting Standards Codification<br> -Topic 260<br> -SubTopic 10<br> -Section 45<br> -Paragraph 23<br> -Subparagraph (c)<br> -URI http://asc.fasb.org/extlink&amp;oid=121326447&amp;loc=d3e1757-109256<br></p></div>
<a href="javascript:void(0);" onclick="top.Show.toggleNext( this );">+ Details</a><div style="display: none;"><table border="0" cellpadding="0" cellspacing="0">
<tr>
<td><strong> Name:</strong></td>
<td style="white-space:nowrap;">us-gaap_IncrementalCommonSharesAttributableToShareBasedPaymentArrangements</td>
</tr>
<tr>
<td style="padding-right: 4px;white-space:nowrap;"><strong> Namespace Prefix:</strong></td>
<td>us-gaap_</td>
</tr>
<tr>
<td><strong> Data Type:</strong></td>
<td>xbrli:sharesItemType</td>
</tr>
<tr>
<td><strong> Balance Type:</strong></td>
<td>na</td>
</tr>
<tr>
<td><strong> Period Type:</strong></td>
<td>duration</td>
</tr>
</table></div>
</div></td></tr>
</table>
<table border="0" cellpadding="0" cellspacing="0" class="authRefData" style="display: none;" id="defref_us-gaap_WeightedAverageNumberDilutedSharesOutstandingAdjustment">
<tr><td class="hide"><a style="color: white;" href="javascript:void(0);" onclick="top.Show.hideAR();">X</a></td></tr>
<tr><td><div class="body" style="padding: 2px;">
<a href="javascript:void(0);" onclick="top.Show.toggleNext( this );">- Definition</a><div><p>The sum of dilutive potential common shares or units used in the calculation of the diluted per-share or per-unit computation.</p></div>
<a href="javascript:void(0);" onclick="top.Show.toggleNext( this );">+ References</a><div style="display: none;"><p>Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef<br> -Publisher FASB<br> -Name Accounting Standards Codification<br> -Topic 260<br> -SubTopic 10<br> -Section 50<br> -Paragraph 1<br> -Subparagraph (a)<br> -URI http://asc.fasb.org/extlink&amp;oid=6371337&amp;loc=d3e3550-109257<br></p></div>
<a href="javascript:void(0);" onclick="top.Show.toggleNext( this );">+ Details</a><div style="display: none;"><table border="0" cellpadding="0" cellspacing="0">
<tr>
<td><strong> Name:</strong></td>
<td style="white-space:nowrap;">us-gaap_WeightedAverageNumberDilutedSharesOutstandingAdjustment</td>
</tr>
<tr>
<td style="padding-right: 4px;white-space:nowrap;"><strong> Namespace Prefix:</strong></td>
<td>us-gaap_</td>
</tr>
<tr>
<td><strong> Data Type:</strong></td>
<td>xbrli:sharesItemType</td>
</tr>
<tr>
<td><strong> Balance Type:</strong></td>
<td>na</td>
</tr>
<tr>
<td><strong> Period Type:</strong></td>
<td>duration</td>
</tr>
</table></div>
</div></td></tr>
</table>
<table border="0" cellpadding="0" cellspacing="0" class="authRefData" style="display: none;" id="defref_us-gaap_WeightedAverageNumberDilutedSharesOutstandingAdjustmentAbstract">
<tr><td class="hide"><a style="color: white;" href="javascript:void(0);" onclick="top.Show.hideAR();">X</a></td></tr>
<tr><td><div class="body" style="padding: 2px;">
<a href="javascript:void(0);" onclick="top.Show.toggleNext( this );">- References</a><div><p>No definition available.</p></div>
<a href="javascript:void(0);" onclick="top.Show.toggleNext( this );">+ Details</a><div style="display: none;"><table border="0" cellpadding="0" cellspacing="0">
<tr>
<td><strong> Name:</strong></td>
<td style="white-space:nowrap;">us-gaap_WeightedAverageNumberDilutedSharesOutstandingAdjustmentAbstract</td>
</tr>
<tr>
<td style="padding-right: 4px;white-space:nowrap;"><strong> Namespace Prefix:</strong></td>
<td>us-gaap_</td>
</tr>
<tr>
<td><strong> Data Type:</strong></td>
<td>xbrli:stringItemType</td>
</tr>
<tr>
<td><strong> Balance Type:</strong></td>
<td>na</td>
</tr>
<tr>
<td><strong> Period Type:</strong></td>
<td>duration</td>
</tr>
</table></div>
</div></td></tr>
</table>
<table border="0" cellpadding="0" cellspacing="0" class="authRefData" style="display: none;" id="defref_us-gaap_WeightedAverageNumberOfDilutedSharesOutstanding">
<tr><td class="hide"><a style="color: white;" href="javascript:void(0);" onclick="top.Show.hideAR();">X</a></td></tr>
<tr><td><div class="body" style="padding: 2px;">
<a href="javascript:void(0);" onclick="top.Show.toggleNext( this );">- Definition</a><div><p>The average number of shares or units issued and outstanding that are used in calculating diluted EPS or earnings per unit (EPU), determined based on the timing of issuance of shares or units in the period.</p></div>
<a href="javascript:void(0);" onclick="top.Show.toggleNext( this );">+ References</a><div style="display: none;"><p>Reference 1: http://www.xbrl.org/2003/role/disclosureRef<br> -Publisher FASB<br> -Name Accounting Standards Codification<br> -Topic 260<br> -SubTopic 10<br> -Section 50<br> -Paragraph 1<br> -Subparagraph (a)<br> -URI http://asc.fasb.org/extlink&amp;oid=6371337&amp;loc=d3e3550-109257<br><br>Reference 2: http://www.xbrl.org/2003/role/disclosureRef<br> -Publisher FASB<br> -Name Accounting Standards Codification<br> -Topic 260<br> -SubTopic 10<br> -Section 45<br> -Paragraph 16<br> -URI http://asc.fasb.org/extlink&amp;oid=121326447&amp;loc=d3e1505-109256<br></p></div>
<a href="javascript:void(0);" onclick="top.Show.toggleNext( this );">+ Details</a><div style="display: none;"><table border="0" cellpadding="0" cellspacing="0">
<tr>
<td><strong> Name:</strong></td>
<td style="white-space:nowrap;">us-gaap_WeightedAverageNumberOfDilutedSharesOutstanding</td>
</tr>
<tr>
<td style="padding-right: 4px;white-space:nowrap;"><strong> Namespace Prefix:</strong></td>
<td>us-gaap_</td>
</tr>
<tr>
<td><strong> Data Type:</strong></td>
<td>xbrli:sharesItemType</td>
</tr>
<tr>
<td><strong> Balance Type:</strong></td>
<td>na</td>
</tr>
<tr>
<td><strong> Period Type:</strong></td>
<td>duration</td>
</tr>
</table></div>
</div></td></tr>
</table>
<table border="0" cellpadding="0" cellspacing="0" class="authRefData" style="display: none;" id="defref_us-gaap_WeightedAverageNumberOfSharesOutstandingBasic">
<tr><td class="hide"><a style="color: white;" href="javascript:void(0);" onclick="top.Show.hideAR();">X</a></td></tr>
<tr><td><div class="body" style="padding: 2px;">
<a href="javascript:void(0);" onclick="top.Show.toggleNext( this );">- Definition</a><div><p>Number of [basic] shares or units, after adjustment for contingently issuable shares or units and other shares or units not deemed outstanding, determined by relating the portion of time within a reporting period that common shares or units have been outstanding to the total time in that period.</p></div>
<a href="javascript:void(0);" onclick="top.Show.toggleNext( this );">+ References</a><div style="display: none;"><p>Reference 1: http://www.xbrl.org/2003/role/disclosureRef<br> -Publisher FASB<br> -Name Accounting Standards Codification<br> -Topic 260<br> -SubTopic 10<br> -Section 50<br> -Paragraph 1<br> -Subparagraph (a)<br> -URI http://asc.fasb.org/extlink&amp;oid=6371337&amp;loc=d3e3550-109257<br><br>Reference 2: http://www.xbrl.org/2003/role/disclosureRef<br> -Publisher FASB<br> -Name Accounting Standards Codification<br> -Topic 260<br> -SubTopic 10<br> -Section 45<br> -Paragraph 10<br> -URI http://asc.fasb.org/extlink&amp;oid=121326447&amp;loc=d3e1448-109256<br></p></div>
<a href="javascript:void(0);" onclick="top.Show.toggleNext( this );">+ Details</a><div style="display: none;"><table border="0" cellpadding="0" cellspacing="0">
<tr>
<td><strong> Name:</strong></td>
<td style="white-space:nowrap;">us-gaap_WeightedAverageNumberOfSharesOutstandingBasic</td>
</tr>
<tr>
<td style="padding-right: 4px;white-space:nowrap;"><strong> Namespace Prefix:</strong></td>
<td>us-gaap_</td>
</tr>
<tr>
<td><strong> Data Type:</strong></td>
<td>xbrli:sharesItemType</td>
</tr>
<tr>
<td><strong> Balance Type:</strong></td>
<td>na</td>
</tr>
<tr>
<td><strong> Period Type:</strong></td>
<td>duration</td>
</tr>
</table></div>
</div></td></tr>
</table>
<table border="0" cellpadding="0" cellspacing="0" class="authRefData" style="display: none;" id="defref_us-gaap_AwardTypeAxis=us-gaap_PerformanceSharesMember">
<tr><td class="hide"><a style="color: white;" href="javascript:void(0);" onclick="top.Show.hideAR();">X</a></td></tr>
<tr><td><div class="body" style="padding: 2px;">
<a href="javascript:void(0);" onclick="top.Show.toggleNext( this );">- Details</a><div><table border="0" cellpadding="0" cellspacing="0">
<tr>
<td><strong> Name:</strong></td>
<td style="white-space:nowrap;">us-gaap_AwardTypeAxis=us-gaap_PerformanceSharesMember</td>
</tr>
<tr>
<td style="padding-right: 4px;white-space:nowrap;"><strong> Namespace Prefix:</strong></td>
<td></td>
</tr>
<tr>
<td><strong> Data Type:</strong></td>
<td>na</td>
</tr>
<tr>
<td><strong> Balance Type:</strong></td>
<td></td>
</tr>
<tr>
<td><strong> Period Type:</strong></td>
<td></td>
</tr>
</table></div>
</div></td></tr>
</table>
<table border="0" cellpadding="0" cellspacing="0" class="authRefData" style="display: none;" id="defref_us-gaap_AwardTypeAxis=us-gaap_RestrictedStockMember">
<tr><td class="hide"><a style="color: white;" href="javascript:void(0);" onclick="top.Show.hideAR();">X</a></td></tr>
<tr><td><div class="body" style="padding: 2px;">
<a href="javascript:void(0);" onclick="top.Show.toggleNext( this );">- Details</a><div><table border="0" cellpadding="0" cellspacing="0">
<tr>
<td><strong> Name:</strong></td>
<td style="white-space:nowrap;">us-gaap_AwardTypeAxis=us-gaap_RestrictedStockMember</td>
</tr>
<tr>
<td style="padding-right: 4px;white-space:nowrap;"><strong> Namespace Prefix:</strong></td>
<td></td>
</tr>
<tr>
<td><strong> Data Type:</strong></td>
<td>na</td>
</tr>
<tr>
<td><strong> Balance Type:</strong></td>
<td></td>
</tr>
<tr>
<td><strong> Period Type:</strong></td>
<td></td>
</tr>
</table></div>
</div></td></tr>
</table>
<table border="0" cellpadding="0" cellspacing="0" class="authRefData" style="display: none;" id="defref_us-gaap_AwardTypeAxis=us-gaap_EmployeeStockOptionMember">
<tr><td class="hide"><a style="color: white;" href="javascript:void(0);" onclick="top.Show.hideAR();">X</a></td></tr>
<tr><td><div class="body" style="padding: 2px;">
<a href="javascript:void(0);" onclick="top.Show.toggleNext( this );">- Details</a><div><table border="0" cellpadding="0" cellspacing="0">
<tr>
<td><strong> Name:</strong></td>
<td style="white-space:nowrap;">us-gaap_AwardTypeAxis=us-gaap_EmployeeStockOptionMember</td>
</tr>
<tr>
<td style="padding-right: 4px;white-space:nowrap;"><strong> Namespace Prefix:</strong></td>
<td></td>
</tr>
<tr>
<td><strong> Data Type:</strong></td>
<td>na</td>
</tr>
<tr>
<td><strong> Balance Type:</strong></td>
<td></td>
</tr>
<tr>
<td><strong> Period Type:</strong></td>
<td></td>
</tr>
</table></div>
</div></td></tr>
</table>
</div>
</body>
</html>
</TEXT>
</DOCUMENT>
<DOCUMENT>
<TYPE>XML
<SEQUENCE>66
<FILENAME>R55.htm
<DESCRIPTION>IDEA: XBRL DOCUMENT
<TEXT>
<html>
<head>
<title></title>
<link rel="stylesheet" type="text/css" href="report.css">
<script type="text/javascript" src="Show.js">/* Do Not Remove This Comment */</script><script type="text/javascript">
							function toggleNextSibling (e) {
							if (e.nextSibling.style.display=='none') {
							e.nextSibling.style.display='block';
							} else { e.nextSibling.style.display='none'; }
							}</script>
</head>
<body>
<span style="display: none;">v3.21.1</span><table class="report" border="0" cellspacing="2" id="idm140348372423864">
<tr>
<th class="tl" colspan="1" rowspan="1"><div style="width: 200px;"><strong>Fair Value Measurements - Schedule of Fair Value Measurements, Recurring and Nonrecurring (Details) - USD ($)<br> $ in Thousands</strong></div></th>
<th class="th"><div>Mar. 31, 2021</div></th>
<th class="th"><div>Dec. 31, 2020</div></th>
</tr>
<tr class="re">
<td class="pl " style="border-bottom: 0px;" valign="top"><a class="a" href="javascript:void(0);" onclick="top.Show.showAR( this, 'defref_us-gaap_FairValueAssetsAndLiabilitiesMeasuredOnRecurringAndNonrecurringBasisLineItems', window );"><strong>Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]</strong></a></td>
<td class="text">&#160;<span></span>
</td>
<td class="text">&#160;<span></span>
</td>
</tr>
<tr class="ro">
<td class="pl " style="border-bottom: 0px;" valign="top"><a class="a" href="javascript:void(0);" onclick="top.Show.showAR( this, 'defref_us-gaap_EquitySecuritiesFvNi', window );">Mutual Funds</a></td>
<td class="nump">$ 5,141<span></span>
</td>
<td class="nump">$ 1,662<span></span>
</td>
</tr>
<tr class="re">
<td class="pl " style="border-bottom: 0px;" valign="top"><a class="a" href="javascript:void(0);" onclick="top.Show.showAR( this, 'defref_us-gaap_AvailableForSaleSecuritiesDebtSecurities', window );">Debt Securities</a></td>
<td class="nump">9,209<span></span>
</td>
<td class="nump">9,260<span></span>
</td>
</tr>
<tr class="rh">
<td class="pl " style="border-bottom: 0px;" valign="top"><a class="a" href="javascript:void(0);" onclick="top.Show.showAR( this, 'defref_us-gaap_FairValueByFairValueHierarchyLevelAxis=us-gaap_FairValueInputsLevel1Member', window );">Level 1 | Fair Value, Recurring</a></td>
<td class="text">&#160;<span></span>
</td>
<td class="text">&#160;<span></span>
</td>
</tr>
<tr class="re">
<td class="pl " style="border-bottom: 0px;" valign="top"><a class="a" href="javascript:void(0);" onclick="top.Show.showAR( this, 'defref_us-gaap_FairValueAssetsAndLiabilitiesMeasuredOnRecurringAndNonrecurringBasisLineItems', window );"><strong>Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]</strong></a></td>
<td class="text">&#160;<span></span>
</td>
<td class="text">&#160;<span></span>
</td>
</tr>
<tr class="ro">
<td class="pl " style="border-bottom: 0px;" valign="top"><a class="a" href="javascript:void(0);" onclick="top.Show.showAR( this, 'defref_us-gaap_CashAndCashEquivalentsFairValueDisclosure', window );">Money Market Funds</a></td>
<td class="nump">1,862<span></span>
</td>
<td class="nump">4,075<span></span>
</td>
</tr>
<tr class="re">
<td class="pl " style="border-bottom: 0px;" valign="top"><a class="a" href="javascript:void(0);" onclick="top.Show.showAR( this, 'defref_us-gaap_EquitySecuritiesFvNi', window );">Mutual Funds</a></td>
<td class="nump">5,141<span></span>
</td>
<td class="nump">1,662<span></span>
</td>
</tr>
<tr class="rou">
<td class="pl " style="border-bottom: 0px;" valign="top"><a class="a" href="javascript:void(0);" onclick="top.Show.showAR( this, 'defref_us-gaap_AssetsFairValueDisclosure', window );">Total Assets</a></td>
<td class="nump">7,003<span></span>
</td>
<td class="nump">5,737<span></span>
</td>
</tr>
<tr class="rh">
<td class="pl " style="border-bottom: 0px;" valign="top"><a class="a" href="javascript:void(0);" onclick="top.Show.showAR( this, 'defref_us-gaap_FairValueByFairValueHierarchyLevelAxis=us-gaap_FairValueInputsLevel2Member', window );">Level 2 | Fair Value, Recurring</a></td>
<td class="text">&#160;<span></span>
</td>
<td class="text">&#160;<span></span>
</td>
</tr>
<tr class="ro">
<td class="pl " style="border-bottom: 0px;" valign="top"><a class="a" href="javascript:void(0);" onclick="top.Show.showAR( this, 'defref_us-gaap_FairValueAssetsAndLiabilitiesMeasuredOnRecurringAndNonrecurringBasisLineItems', window );"><strong>Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]</strong></a></td>
<td class="text">&#160;<span></span>
</td>
<td class="text">&#160;<span></span>
</td>
</tr>
<tr class="reu">
<td class="pl " style="border-bottom: 0px;" valign="top"><a class="a" href="javascript:void(0);" onclick="top.Show.showAR( this, 'defref_us-gaap_AssetsFairValueDisclosure', window );">Total Assets</a></td>
<td class="nump">9,209<span></span>
</td>
<td class="nump">9,260<span></span>
</td>
</tr>
<tr class="rh">
<td class="pl " style="border-bottom: 0px;" valign="top"><a class="a" href="javascript:void(0);" onclick="top.Show.showAR( this, 'defref_us-gaap_FairValueByFairValueHierarchyLevelAxis=us-gaap_FairValueInputsLevel2Member', window );">Level 2 | Fair Value, Recurring | Corporate Debt Securities</a></td>
<td class="text">&#160;<span></span>
</td>
<td class="text">&#160;<span></span>
</td>
</tr>
<tr class="re">
<td class="pl " style="border-bottom: 0px;" valign="top"><a class="a" href="javascript:void(0);" onclick="top.Show.showAR( this, 'defref_us-gaap_FairValueAssetsAndLiabilitiesMeasuredOnRecurringAndNonrecurringBasisLineItems', window );"><strong>Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]</strong></a></td>
<td class="text">&#160;<span></span>
</td>
<td class="text">&#160;<span></span>
</td>
</tr>
<tr class="ro">
<td class="pl " style="border-bottom: 0px;" valign="top"><a class="a" href="javascript:void(0);" onclick="top.Show.showAR( this, 'defref_us-gaap_AvailableForSaleSecuritiesDebtSecurities', window );">Debt Securities</a></td>
<td class="nump">2,401<span></span>
</td>
<td class="nump">2,627<span></span>
</td>
</tr>
<tr class="rh">
<td class="pl " style="border-bottom: 0px;" valign="top"><a class="a" href="javascript:void(0);" onclick="top.Show.showAR( this, 'defref_us-gaap_FairValueByFairValueHierarchyLevelAxis=us-gaap_FairValueInputsLevel2Member', window );">Level 2 | Fair Value, Recurring | Government-Backed and Government-Sponsored Enterprises&#8217; Debt Securities</a></td>
<td class="text">&#160;<span></span>
</td>
<td class="text">&#160;<span></span>
</td>
</tr>
<tr class="ro">
<td class="pl " style="border-bottom: 0px;" valign="top"><a class="a" href="javascript:void(0);" onclick="top.Show.showAR( this, 'defref_us-gaap_FairValueAssetsAndLiabilitiesMeasuredOnRecurringAndNonrecurringBasisLineItems', window );"><strong>Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]</strong></a></td>
<td class="text">&#160;<span></span>
</td>
<td class="text">&#160;<span></span>
</td>
</tr>
<tr class="re">
<td class="pl " style="border-bottom: 0px;" valign="top"><a class="a" href="javascript:void(0);" onclick="top.Show.showAR( this, 'defref_us-gaap_AvailableForSaleSecuritiesDebtSecurities', window );">Debt Securities</a></td>
<td class="nump">$ 6,808<span></span>
</td>
<td class="nump">$ 6,633<span></span>
</td>
</tr>
</table>
<div style="display: none;">
<table border="0" cellpadding="0" cellspacing="0" class="authRefData" style="display: none;" id="defref_us-gaap_AssetsFairValueDisclosure">
<tr><td class="hide"><a style="color: white;" href="javascript:void(0);" onclick="top.Show.hideAR();">X</a></td></tr>
<tr><td><div class="body" style="padding: 2px;">
<a href="javascript:void(0);" onclick="top.Show.toggleNext( this );">- Definition</a><div><p>Fair value portion of probable future economic benefits obtained or controlled by an entity as a result of past transactions or events.</p></div>
<a href="javascript:void(0);" onclick="top.Show.toggleNext( this );">+ References</a><div style="display: none;"><p>Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef<br> -Publisher FASB<br> -Name Accounting Standards Codification<br> -Topic 820<br> -SubTopic 10<br> -Section 50<br> -Paragraph 2<br> -Subparagraph (a)<br> -URI http://asc.fasb.org/extlink&amp;oid=117815213&amp;loc=d3e19207-110258<br></p></div>
<a href="javascript:void(0);" onclick="top.Show.toggleNext( this );">+ Details</a><div style="display: none;"><table border="0" cellpadding="0" cellspacing="0">
<tr>
<td><strong> Name:</strong></td>
<td style="white-space:nowrap;">us-gaap_AssetsFairValueDisclosure</td>
</tr>
<tr>
<td style="padding-right: 4px;white-space:nowrap;"><strong> Namespace Prefix:</strong></td>
<td>us-gaap_</td>
</tr>
<tr>
<td><strong> Data Type:</strong></td>
<td>xbrli:monetaryItemType</td>
</tr>
<tr>
<td><strong> Balance Type:</strong></td>
<td>debit</td>
</tr>
<tr>
<td><strong> Period Type:</strong></td>
<td>instant</td>
</tr>
</table></div>
</div></td></tr>
</table>
<table border="0" cellpadding="0" cellspacing="0" class="authRefData" style="display: none;" id="defref_us-gaap_AvailableForSaleSecuritiesDebtSecurities">
<tr><td class="hide"><a style="color: white;" href="javascript:void(0);" onclick="top.Show.hideAR();">X</a></td></tr>
<tr><td><div class="body" style="padding: 2px;">
<a href="javascript:void(0);" onclick="top.Show.toggleNext( this );">- Definition</a><div><p>Amount of investment in debt security measured at fair value with change in fair value recognized in other comprehensive income (available-for-sale).</p></div>
<a href="javascript:void(0);" onclick="top.Show.toggleNext( this );">+ References</a><div style="display: none;"><p>Reference 1: http://www.xbrl.org/2003/role/disclosureRef<br> -Publisher FASB<br> -Name Accounting Standards Codification<br> -Topic 942<br> -SubTopic 210<br> -Section S99<br> -Paragraph 1<br> -Subparagraph (SX 210.9-03(6))<br> -URI http://asc.fasb.org/extlink&amp;oid=120398452&amp;loc=d3e534808-122878<br><br>Reference 2: http://www.xbrl.org/2003/role/disclosureRef<br> -Publisher FASB<br> -Name Accounting Standards Codification<br> -Topic 326<br> -SubTopic 30<br> -Section 45<br> -Paragraph 1<br> -URI http://asc.fasb.org/extlink&amp;oid=121558606&amp;loc=SL82898722-210454<br><br>Reference 3: http://www.xbrl.org/2003/role/disclosureRef<br> -Publisher FASB<br> -Name Accounting Standards Codification<br> -Topic 320<br> -SubTopic 10<br> -Section 45<br> -Paragraph 1<br> -Subparagraph (b)<br> -URI http://asc.fasb.org/extlink&amp;oid=121553693&amp;loc=d3e26610-111562<br><br>Reference 4: http://fasb.org/us-gaap/role/ref/legacyRef<br> -Publisher FASB<br> -Name Accounting Standards Codification<br> -Topic 320<br> -SubTopic 10<br> -Section 50<br> -Paragraph 2<br> -Subparagraph (aa)<br> -URI http://asc.fasb.org/extlink&amp;oid=121645371&amp;loc=d3e27161-111563<br></p></div>
<a href="javascript:void(0);" onclick="top.Show.toggleNext( this );">+ Details</a><div style="display: none;"><table border="0" cellpadding="0" cellspacing="0">
<tr>
<td><strong> Name:</strong></td>
<td style="white-space:nowrap;">us-gaap_AvailableForSaleSecuritiesDebtSecurities</td>
</tr>
<tr>
<td style="padding-right: 4px;white-space:nowrap;"><strong> Namespace Prefix:</strong></td>
<td>us-gaap_</td>
</tr>
<tr>
<td><strong> Data Type:</strong></td>
<td>xbrli:monetaryItemType</td>
</tr>
<tr>
<td><strong> Balance Type:</strong></td>
<td>debit</td>
</tr>
<tr>
<td><strong> Period Type:</strong></td>
<td>instant</td>
</tr>
</table></div>
</div></td></tr>
</table>
<table border="0" cellpadding="0" cellspacing="0" class="authRefData" style="display: none;" id="defref_us-gaap_CashAndCashEquivalentsFairValueDisclosure">
<tr><td class="hide"><a style="color: white;" href="javascript:void(0);" onclick="top.Show.hideAR();">X</a></td></tr>
<tr><td><div class="body" style="padding: 2px;">
<a href="javascript:void(0);" onclick="top.Show.toggleNext( this );">- Definition</a><div><p>Fair value portion of currency on hand as well as demand deposits with banks or financial institutions. Includes other kinds of accounts that have the general characteristics of demand deposits. Also includes short-term, highly liquid investments that are both readily convertible to known amounts of cash and so near their maturity that they present insignificant risk of changes in value because of changes in interest rates.</p></div>
<a href="javascript:void(0);" onclick="top.Show.toggleNext( this );">+ References</a><div style="display: none;"><p>No definition available.</p></div>
<a href="javascript:void(0);" onclick="top.Show.toggleNext( this );">+ Details</a><div style="display: none;"><table border="0" cellpadding="0" cellspacing="0">
<tr>
<td><strong> Name:</strong></td>
<td style="white-space:nowrap;">us-gaap_CashAndCashEquivalentsFairValueDisclosure</td>
</tr>
<tr>
<td style="padding-right: 4px;white-space:nowrap;"><strong> Namespace Prefix:</strong></td>
<td>us-gaap_</td>
</tr>
<tr>
<td><strong> Data Type:</strong></td>
<td>xbrli:monetaryItemType</td>
</tr>
<tr>
<td><strong> Balance Type:</strong></td>
<td>debit</td>
</tr>
<tr>
<td><strong> Period Type:</strong></td>
<td>instant</td>
</tr>
</table></div>
</div></td></tr>
</table>
<table border="0" cellpadding="0" cellspacing="0" class="authRefData" style="display: none;" id="defref_us-gaap_EquitySecuritiesFvNi">
<tr><td class="hide"><a style="color: white;" href="javascript:void(0);" onclick="top.Show.hideAR();">X</a></td></tr>
<tr><td><div class="body" style="padding: 2px;">
<a href="javascript:void(0);" onclick="top.Show.toggleNext( this );">- Definition</a><div><p>Amount of investment in equity security measured at fair value with change in fair value recognized in net income (FV-NI).</p></div>
<a href="javascript:void(0);" onclick="top.Show.toggleNext( this );">+ References</a><div style="display: none;"><p>Reference 1: http://www.xbrl.org/2003/role/disclosureRef<br> -Publisher FASB<br> -Name Accounting Standards Codification<br> -Topic 825<br> -SubTopic 10<br> -Section 45<br> -Paragraph 1A<br> -URI http://asc.fasb.org/extlink&amp;oid=99377092&amp;loc=SL75136599-209740<br></p></div>
<a href="javascript:void(0);" onclick="top.Show.toggleNext( this );">+ Details</a><div style="display: none;"><table border="0" cellpadding="0" cellspacing="0">
<tr>
<td><strong> Name:</strong></td>
<td style="white-space:nowrap;">us-gaap_EquitySecuritiesFvNi</td>
</tr>
<tr>
<td style="padding-right: 4px;white-space:nowrap;"><strong> Namespace Prefix:</strong></td>
<td>us-gaap_</td>
</tr>
<tr>
<td><strong> Data Type:</strong></td>
<td>xbrli:monetaryItemType</td>
</tr>
<tr>
<td><strong> Balance Type:</strong></td>
<td>debit</td>
</tr>
<tr>
<td><strong> Period Type:</strong></td>
<td>instant</td>
</tr>
</table></div>
</div></td></tr>
</table>
<table border="0" cellpadding="0" cellspacing="0" class="authRefData" style="display: none;" id="defref_us-gaap_FairValueAssetsAndLiabilitiesMeasuredOnRecurringAndNonrecurringBasisLineItems">
<tr><td class="hide"><a style="color: white;" href="javascript:void(0);" onclick="top.Show.hideAR();">X</a></td></tr>
<tr><td><div class="body" style="padding: 2px;">
<a href="javascript:void(0);" onclick="top.Show.toggleNext( this );">- Definition</a><div><p>Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table.</p></div>
<a href="javascript:void(0);" onclick="top.Show.toggleNext( this );">+ References</a><div style="display: none;"><p>No definition available.</p></div>
<a href="javascript:void(0);" onclick="top.Show.toggleNext( this );">+ Details</a><div style="display: none;"><table border="0" cellpadding="0" cellspacing="0">
<tr>
<td><strong> Name:</strong></td>
<td style="white-space:nowrap;">us-gaap_FairValueAssetsAndLiabilitiesMeasuredOnRecurringAndNonrecurringBasisLineItems</td>
</tr>
<tr>
<td style="padding-right: 4px;white-space:nowrap;"><strong> Namespace Prefix:</strong></td>
<td>us-gaap_</td>
</tr>
<tr>
<td><strong> Data Type:</strong></td>
<td>xbrli:stringItemType</td>
</tr>
<tr>
<td><strong> Balance Type:</strong></td>
<td>na</td>
</tr>
<tr>
<td><strong> Period Type:</strong></td>
<td>duration</td>
</tr>
</table></div>
</div></td></tr>
</table>
<table border="0" cellpadding="0" cellspacing="0" class="authRefData" style="display: none;" id="defref_us-gaap_FairValueByFairValueHierarchyLevelAxis=us-gaap_FairValueInputsLevel1Member">
<tr><td class="hide"><a style="color: white;" href="javascript:void(0);" onclick="top.Show.hideAR();">X</a></td></tr>
<tr><td><div class="body" style="padding: 2px;">
<a href="javascript:void(0);" onclick="top.Show.toggleNext( this );">- Details</a><div><table border="0" cellpadding="0" cellspacing="0">
<tr>
<td><strong> Name:</strong></td>
<td style="white-space:nowrap;">us-gaap_FairValueByFairValueHierarchyLevelAxis=us-gaap_FairValueInputsLevel1Member</td>
</tr>
<tr>
<td style="padding-right: 4px;white-space:nowrap;"><strong> Namespace Prefix:</strong></td>
<td></td>
</tr>
<tr>
<td><strong> Data Type:</strong></td>
<td>na</td>
</tr>
<tr>
<td><strong> Balance Type:</strong></td>
<td></td>
</tr>
<tr>
<td><strong> Period Type:</strong></td>
<td></td>
</tr>
</table></div>
</div></td></tr>
</table>
<table border="0" cellpadding="0" cellspacing="0" class="authRefData" style="display: none;" id="defref_us-gaap_FairValueByMeasurementFrequencyAxis=us-gaap_FairValueMeasurementsRecurringMember">
<tr><td class="hide"><a style="color: white;" href="javascript:void(0);" onclick="top.Show.hideAR();">X</a></td></tr>
<tr><td><div class="body" style="padding: 2px;">
<a href="javascript:void(0);" onclick="top.Show.toggleNext( this );">- Details</a><div><table border="0" cellpadding="0" cellspacing="0">
<tr>
<td><strong> Name:</strong></td>
<td style="white-space:nowrap;">us-gaap_FairValueByMeasurementFrequencyAxis=us-gaap_FairValueMeasurementsRecurringMember</td>
</tr>
<tr>
<td style="padding-right: 4px;white-space:nowrap;"><strong> Namespace Prefix:</strong></td>
<td></td>
</tr>
<tr>
<td><strong> Data Type:</strong></td>
<td>na</td>
</tr>
<tr>
<td><strong> Balance Type:</strong></td>
<td></td>
</tr>
<tr>
<td><strong> Period Type:</strong></td>
<td></td>
</tr>
</table></div>
</div></td></tr>
</table>
<table border="0" cellpadding="0" cellspacing="0" class="authRefData" style="display: none;" id="defref_us-gaap_FairValueByFairValueHierarchyLevelAxis=us-gaap_FairValueInputsLevel2Member">
<tr><td class="hide"><a style="color: white;" href="javascript:void(0);" onclick="top.Show.hideAR();">X</a></td></tr>
<tr><td><div class="body" style="padding: 2px;">
<a href="javascript:void(0);" onclick="top.Show.toggleNext( this );">- Details</a><div><table border="0" cellpadding="0" cellspacing="0">
<tr>
<td><strong> Name:</strong></td>
<td style="white-space:nowrap;">us-gaap_FairValueByFairValueHierarchyLevelAxis=us-gaap_FairValueInputsLevel2Member</td>
</tr>
<tr>
<td style="padding-right: 4px;white-space:nowrap;"><strong> Namespace Prefix:</strong></td>
<td></td>
</tr>
<tr>
<td><strong> Data Type:</strong></td>
<td>na</td>
</tr>
<tr>
<td><strong> Balance Type:</strong></td>
<td></td>
</tr>
<tr>
<td><strong> Period Type:</strong></td>
<td></td>
</tr>
</table></div>
</div></td></tr>
</table>
<table border="0" cellpadding="0" cellspacing="0" class="authRefData" style="display: none;" id="defref_us-gaap_FinancialInstrumentAxis=us-gaap_CorporateDebtSecuritiesMember">
<tr><td class="hide"><a style="color: white;" href="javascript:void(0);" onclick="top.Show.hideAR();">X</a></td></tr>
<tr><td><div class="body" style="padding: 2px;">
<a href="javascript:void(0);" onclick="top.Show.toggleNext( this );">- Details</a><div><table border="0" cellpadding="0" cellspacing="0">
<tr>
<td><strong> Name:</strong></td>
<td style="white-space:nowrap;">us-gaap_FinancialInstrumentAxis=us-gaap_CorporateDebtSecuritiesMember</td>
</tr>
<tr>
<td style="padding-right: 4px;white-space:nowrap;"><strong> Namespace Prefix:</strong></td>
<td></td>
</tr>
<tr>
<td><strong> Data Type:</strong></td>
<td>na</td>
</tr>
<tr>
<td><strong> Balance Type:</strong></td>
<td></td>
</tr>
<tr>
<td><strong> Period Type:</strong></td>
<td></td>
</tr>
</table></div>
</div></td></tr>
</table>
<table border="0" cellpadding="0" cellspacing="0" class="authRefData" style="display: none;" id="defref_us-gaap_FinancialInstrumentAxis=ottr_GovernmentBackedAndGovernmentSponsoredEnterprisesDebtSecuritiesMember">
<tr><td class="hide"><a style="color: white;" href="javascript:void(0);" onclick="top.Show.hideAR();">X</a></td></tr>
<tr><td><div class="body" style="padding: 2px;">
<a href="javascript:void(0);" onclick="top.Show.toggleNext( this );">- Details</a><div><table border="0" cellpadding="0" cellspacing="0">
<tr>
<td><strong> Name:</strong></td>
<td style="white-space:nowrap;">us-gaap_FinancialInstrumentAxis=ottr_GovernmentBackedAndGovernmentSponsoredEnterprisesDebtSecuritiesMember</td>
</tr>
<tr>
<td style="padding-right: 4px;white-space:nowrap;"><strong> Namespace Prefix:</strong></td>
<td></td>
</tr>
<tr>
<td><strong> Data Type:</strong></td>
<td>na</td>
</tr>
<tr>
<td><strong> Balance Type:</strong></td>
<td></td>
</tr>
<tr>
<td><strong> Period Type:</strong></td>
<td></td>
</tr>
</table></div>
</div></td></tr>
</table>
</div>
</body>
</html>
</TEXT>
</DOCUMENT>
<DOCUMENT>
<TYPE>XML
<SEQUENCE>67
<FILENAME>R56.htm
<DESCRIPTION>IDEA: XBRL DOCUMENT
<TEXT>
<html>
<head>
<title></title>
<link rel="stylesheet" type="text/css" href="report.css">
<script type="text/javascript" src="Show.js">/* Do Not Remove This Comment */</script><script type="text/javascript">
							function toggleNextSibling (e) {
							if (e.nextSibling.style.display=='none') {
							e.nextSibling.style.display='block';
							} else { e.nextSibling.style.display='none'; }
							}</script>
</head>
<body>
<span style="display: none;">v3.21.1</span><table class="report" border="0" cellspacing="2" id="idm140348372546104">
<tr>
<th class="tl" colspan="1" rowspan="1"><div style="width: 200px;"><strong>Fair Value Measurements - Schedule of Fair Value of Assets and Liabilities (Details) - USD ($)<br> $ in Thousands</strong></div></th>
<th class="th"><div>Mar. 31, 2021</div></th>
<th class="th"><div>Dec. 31, 2020</div></th>
</tr>
<tr class="rh">
<td class="pl " style="border-bottom: 0px;" valign="top"><a class="a" href="javascript:void(0);" onclick="top.Show.showAR( this, 'defref_us-gaap_FairValueByMeasurementBasisAxis=us-gaap_CarryingReportedAmountFairValueDisclosureMember', window );">Carrying Amount</a></td>
<td class="text">&#160;<span></span>
</td>
<td class="text">&#160;<span></span>
</td>
</tr>
<tr class="ro">
<td class="pl " style="border-bottom: 0px;" valign="top"><a class="a" href="javascript:void(0);" onclick="top.Show.showAR( this, 'defref_us-gaap_FairValueBalanceSheetGroupingFinancialStatementCaptionsLineItems', window );"><strong>Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items]</strong></a></td>
<td class="text">&#160;<span></span>
</td>
<td class="text">&#160;<span></span>
</td>
</tr>
<tr class="re">
<td class="pl " style="border-bottom: 0px;" valign="top"><a class="a" href="javascript:void(0);" onclick="top.Show.showAR( this, 'defref_us-gaap_CashAndCashEquivalentsFairValueDisclosure', window );">Money Market Funds</a></td>
<td class="nump">$ 1,212<span></span>
</td>
<td class="nump">$ 1,163<span></span>
</td>
</tr>
<tr class="ro">
<td class="pl " style="border-bottom: 0px;" valign="top"><a class="a" href="javascript:void(0);" onclick="top.Show.showAR( this, 'defref_us-gaap_ShorttermDebtFairValue', window );">Short-Term Debt</a></td>
<td class="num">(134,851)<span></span>
</td>
<td class="num">(80,997)<span></span>
</td>
</tr>
<tr class="re">
<td class="pl " style="border-bottom: 0px;" valign="top"><a class="a" href="javascript:void(0);" onclick="top.Show.showAR( this, 'defref_us-gaap_LongTermDebtFairValue', window );">Long-Term Debt</a></td>
<td class="num">(764,426)<span></span>
</td>
<td class="num">(764,519)<span></span>
</td>
</tr>
<tr class="rh">
<td class="pl " style="border-bottom: 0px;" valign="top"><a class="a" href="javascript:void(0);" onclick="top.Show.showAR( this, 'defref_us-gaap_FairValueByMeasurementBasisAxis=us-gaap_EstimateOfFairValueFairValueDisclosureMember', window );">Fair Value</a></td>
<td class="text">&#160;<span></span>
</td>
<td class="text">&#160;<span></span>
</td>
</tr>
<tr class="re">
<td class="pl " style="border-bottom: 0px;" valign="top"><a class="a" href="javascript:void(0);" onclick="top.Show.showAR( this, 'defref_us-gaap_FairValueBalanceSheetGroupingFinancialStatementCaptionsLineItems', window );"><strong>Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items]</strong></a></td>
<td class="text">&#160;<span></span>
</td>
<td class="text">&#160;<span></span>
</td>
</tr>
<tr class="ro">
<td class="pl " style="border-bottom: 0px;" valign="top"><a class="a" href="javascript:void(0);" onclick="top.Show.showAR( this, 'defref_us-gaap_CashAndCashEquivalentsFairValueDisclosure', window );">Money Market Funds</a></td>
<td class="nump">1,212<span></span>
</td>
<td class="nump">1,163<span></span>
</td>
</tr>
<tr class="re">
<td class="pl " style="border-bottom: 0px;" valign="top"><a class="a" href="javascript:void(0);" onclick="top.Show.showAR( this, 'defref_us-gaap_ShorttermDebtFairValue', window );">Short-Term Debt</a></td>
<td class="num">(134,851)<span></span>
</td>
<td class="num">(80,997)<span></span>
</td>
</tr>
<tr class="ro">
<td class="pl " style="border-bottom: 0px;" valign="top"><a class="a" href="javascript:void(0);" onclick="top.Show.showAR( this, 'defref_us-gaap_LongTermDebtFairValue', window );">Long-Term Debt</a></td>
<td class="num">$ (839,942)<span></span>
</td>
<td class="num">$ (858,455)<span></span>
</td>
</tr>
</table>
<div style="display: none;">
<table border="0" cellpadding="0" cellspacing="0" class="authRefData" style="display: none;" id="defref_us-gaap_CashAndCashEquivalentsFairValueDisclosure">
<tr><td class="hide"><a style="color: white;" href="javascript:void(0);" onclick="top.Show.hideAR();">X</a></td></tr>
<tr><td><div class="body" style="padding: 2px;">
<a href="javascript:void(0);" onclick="top.Show.toggleNext( this );">- Definition</a><div><p>Fair value portion of currency on hand as well as demand deposits with banks or financial institutions. Includes other kinds of accounts that have the general characteristics of demand deposits. Also includes short-term, highly liquid investments that are both readily convertible to known amounts of cash and so near their maturity that they present insignificant risk of changes in value because of changes in interest rates.</p></div>
<a href="javascript:void(0);" onclick="top.Show.toggleNext( this );">+ References</a><div style="display: none;"><p>No definition available.</p></div>
<a href="javascript:void(0);" onclick="top.Show.toggleNext( this );">+ Details</a><div style="display: none;"><table border="0" cellpadding="0" cellspacing="0">
<tr>
<td><strong> Name:</strong></td>
<td style="white-space:nowrap;">us-gaap_CashAndCashEquivalentsFairValueDisclosure</td>
</tr>
<tr>
<td style="padding-right: 4px;white-space:nowrap;"><strong> Namespace Prefix:</strong></td>
<td>us-gaap_</td>
</tr>
<tr>
<td><strong> Data Type:</strong></td>
<td>xbrli:monetaryItemType</td>
</tr>
<tr>
<td><strong> Balance Type:</strong></td>
<td>debit</td>
</tr>
<tr>
<td><strong> Period Type:</strong></td>
<td>instant</td>
</tr>
</table></div>
</div></td></tr>
</table>
<table border="0" cellpadding="0" cellspacing="0" class="authRefData" style="display: none;" id="defref_us-gaap_FairValueBalanceSheetGroupingFinancialStatementCaptionsLineItems">
<tr><td class="hide"><a style="color: white;" href="javascript:void(0);" onclick="top.Show.hideAR();">X</a></td></tr>
<tr><td><div class="body" style="padding: 2px;">
<a href="javascript:void(0);" onclick="top.Show.toggleNext( this );">- Definition</a><div><p>Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table.</p></div>
<a href="javascript:void(0);" onclick="top.Show.toggleNext( this );">+ References</a><div style="display: none;"><p>No definition available.</p></div>
<a href="javascript:void(0);" onclick="top.Show.toggleNext( this );">+ Details</a><div style="display: none;"><table border="0" cellpadding="0" cellspacing="0">
<tr>
<td><strong> Name:</strong></td>
<td style="white-space:nowrap;">us-gaap_FairValueBalanceSheetGroupingFinancialStatementCaptionsLineItems</td>
</tr>
<tr>
<td style="padding-right: 4px;white-space:nowrap;"><strong> Namespace Prefix:</strong></td>
<td>us-gaap_</td>
</tr>
<tr>
<td><strong> Data Type:</strong></td>
<td>xbrli:stringItemType</td>
</tr>
<tr>
<td><strong> Balance Type:</strong></td>
<td>na</td>
</tr>
<tr>
<td><strong> Period Type:</strong></td>
<td>duration</td>
</tr>
</table></div>
</div></td></tr>
</table>
<table border="0" cellpadding="0" cellspacing="0" class="authRefData" style="display: none;" id="defref_us-gaap_LongTermDebtFairValue">
<tr><td class="hide"><a style="color: white;" href="javascript:void(0);" onclick="top.Show.hideAR();">X</a></td></tr>
<tr><td><div class="body" style="padding: 2px;">
<a href="javascript:void(0);" onclick="top.Show.toggleNext( this );">- Definition</a><div><p>The fair value amount of long-term debt whether such amount is presented as a separate caption or as a parenthetical disclosure. Additionally, this element may be used in connection with the fair value disclosures required in the footnote disclosures to the financial statements. The element may be used in both the balance sheet and disclosure in the same submission.</p></div>
<a href="javascript:void(0);" onclick="top.Show.toggleNext( this );">+ References</a><div style="display: none;"><p>No definition available.</p></div>
<a href="javascript:void(0);" onclick="top.Show.toggleNext( this );">+ Details</a><div style="display: none;"><table border="0" cellpadding="0" cellspacing="0">
<tr>
<td><strong> Name:</strong></td>
<td style="white-space:nowrap;">us-gaap_LongTermDebtFairValue</td>
</tr>
<tr>
<td style="padding-right: 4px;white-space:nowrap;"><strong> Namespace Prefix:</strong></td>
<td>us-gaap_</td>
</tr>
<tr>
<td><strong> Data Type:</strong></td>
<td>xbrli:monetaryItemType</td>
</tr>
<tr>
<td><strong> Balance Type:</strong></td>
<td>credit</td>
</tr>
<tr>
<td><strong> Period Type:</strong></td>
<td>instant</td>
</tr>
</table></div>
</div></td></tr>
</table>
<table border="0" cellpadding="0" cellspacing="0" class="authRefData" style="display: none;" id="defref_us-gaap_ShorttermDebtFairValue">
<tr><td class="hide"><a style="color: white;" href="javascript:void(0);" onclick="top.Show.hideAR();">X</a></td></tr>
<tr><td><div class="body" style="padding: 2px;">
<a href="javascript:void(0);" onclick="top.Show.toggleNext( this );">- Definition</a><div><p>This element represents the portion of the balance sheet assertion valued at fair value by the entity whether such amount is presented as a separate caption or as a parenthetical disclosure. Additionally, this element may be used in connection with the fair value disclosures required in the footnote disclosures to the financial statements. The element may be used in both the balance sheet and disclosure in the same submission. This item represents the amount of short-term debt existing as of the balance sheet date.</p></div>
<a href="javascript:void(0);" onclick="top.Show.toggleNext( this );">+ References</a><div style="display: none;"><p>No definition available.</p></div>
<a href="javascript:void(0);" onclick="top.Show.toggleNext( this );">+ Details</a><div style="display: none;"><table border="0" cellpadding="0" cellspacing="0">
<tr>
<td><strong> Name:</strong></td>
<td style="white-space:nowrap;">us-gaap_ShorttermDebtFairValue</td>
</tr>
<tr>
<td style="padding-right: 4px;white-space:nowrap;"><strong> Namespace Prefix:</strong></td>
<td>us-gaap_</td>
</tr>
<tr>
<td><strong> Data Type:</strong></td>
<td>xbrli:monetaryItemType</td>
</tr>
<tr>
<td><strong> Balance Type:</strong></td>
<td>credit</td>
</tr>
<tr>
<td><strong> Period Type:</strong></td>
<td>instant</td>
</tr>
</table></div>
</div></td></tr>
</table>
<table border="0" cellpadding="0" cellspacing="0" class="authRefData" style="display: none;" id="defref_us-gaap_FairValueByMeasurementBasisAxis=us-gaap_CarryingReportedAmountFairValueDisclosureMember">
<tr><td class="hide"><a style="color: white;" href="javascript:void(0);" onclick="top.Show.hideAR();">X</a></td></tr>
<tr><td><div class="body" style="padding: 2px;">
<a href="javascript:void(0);" onclick="top.Show.toggleNext( this );">- Details</a><div><table border="0" cellpadding="0" cellspacing="0">
<tr>
<td><strong> Name:</strong></td>
<td style="white-space:nowrap;">us-gaap_FairValueByMeasurementBasisAxis=us-gaap_CarryingReportedAmountFairValueDisclosureMember</td>
</tr>
<tr>
<td style="padding-right: 4px;white-space:nowrap;"><strong> Namespace Prefix:</strong></td>
<td></td>
</tr>
<tr>
<td><strong> Data Type:</strong></td>
<td>na</td>
</tr>
<tr>
<td><strong> Balance Type:</strong></td>
<td></td>
</tr>
<tr>
<td><strong> Period Type:</strong></td>
<td></td>
</tr>
</table></div>
</div></td></tr>
</table>
<table border="0" cellpadding="0" cellspacing="0" class="authRefData" style="display: none;" id="defref_us-gaap_FairValueByMeasurementBasisAxis=us-gaap_EstimateOfFairValueFairValueDisclosureMember">
<tr><td class="hide"><a style="color: white;" href="javascript:void(0);" onclick="top.Show.hideAR();">X</a></td></tr>
<tr><td><div class="body" style="padding: 2px;">
<a href="javascript:void(0);" onclick="top.Show.toggleNext( this );">- Details</a><div><table border="0" cellpadding="0" cellspacing="0">
<tr>
<td><strong> Name:</strong></td>
<td style="white-space:nowrap;">us-gaap_FairValueByMeasurementBasisAxis=us-gaap_EstimateOfFairValueFairValueDisclosureMember</td>
</tr>
<tr>
<td style="padding-right: 4px;white-space:nowrap;"><strong> Namespace Prefix:</strong></td>
<td></td>
</tr>
<tr>
<td><strong> Data Type:</strong></td>
<td>na</td>
</tr>
<tr>
<td><strong> Balance Type:</strong></td>
<td></td>
</tr>
<tr>
<td><strong> Period Type:</strong></td>
<td></td>
</tr>
</table></div>
</div></td></tr>
</table>
</div>
</body>
</html>
</TEXT>
</DOCUMENT>
<DOCUMENT>
<TYPE>EXCEL
<SEQUENCE>68
<FILENAME>Financial_Report.xlsx
<DESCRIPTION>IDEA: XBRL DOCUMENT
<TEXT>
begin 644 Financial_Report.xlsx
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M=]W3CHG&K=!X#;[Q3X?#KHG&J]!TZVDF)_VN:Z3I%FA"1N/K>A(5M>5 TR
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M!Z.:60F]A%9JGZJ'-#ZH'C(*!?&Y'C[E>G@*-Y;&O%"N@GL!_]':-\*K^(+
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MU4#E/]O4#6CV#30<D05>,9FV-J/D3@H\W/[O#;#"Q([A[8N_ 5!+ P04
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MI'D [F^$T,<3\X)J _CV7U!+ P04    " "&9J=2H?L1VGL'   $(   &
M 'AL+W=O<FMS:&5E=',O<VAE970R+GAM;*V9;7/CMA''OPI&O6F3&=^)>.+#
MQ?;,G9VVGDE2S?G2O(8IV.*$)!02LL_Y]%U2-"D1"TB=]L6=26H!_A<$]K<+
M7+Z8YO=VH[4EWZJR;J\6&VNW'Y?+-M_H2K4?S%;7\,NC:2IEX;9Y6K;;1JMU
MWZ@JERR*XF6EBGIQ?=D_6S77EV9GRZ+6JX:TNZI2S>MG79J7JP5=O#WX4CQM
M;/=@>7VY54_Z7MM?MZL&[I9C+^NBTG5;F)HT^O%J\8E^O!&R:]!;_+O0+^W!
M->E<>3#F]^[F;GVUB#I%NM2Y[;I0\.=9W^BR['H"'7\,G2[&=W8-#Z_?>O][
M[SPX\Z!:?6/*WXJUW5PMT@59ZT>U*^T7\_)//3C4"\Q-V?;_DY?!-EJ0?-=:
M4PV-04%5U/N_ZMLP$ <-J/ T8$,#=FX#/C3@O:-[9;U;M\JJZ\O&O)"FLX;>
MNHM^;/K6X$U1=Y_QWC;P:P'M[/6-J5M3%FME]9I\5J6J<TWNN^Y:\I[\>G]+
MOGOW/7E'BII\W9A=J^IU>[FT\.:N_3(?WO)Y_Q;F><O/JOE .+T@+&(4:7X3
M;GZK\[%Y=-Q\"?Z.3K/1:=;WQWU.[YI&UY9\:EOP,] A'SOD?8?"UZ%J-P2&
MAO07/_ZQ*YY5"6] AVK?5=QWU:VRYVO**+M</A\."&)$8SX:':D4HTH15/E%
MYQJ$/92ZO2 UA CS2%0)"[G_Z! 22-[H=6%):6!@4.W[%\A#65SP+)JI1\PH
MSV2&ZY>C?AG4?U<_PYB:IL"U2>>E&1,LGDG#K&@L<67QJ"P^,;)/NU*!M%=T
M3NWUQ<Z;&14TF^G#K+(HPO4EH[XDJ.]?=J,;$IKV>XF).SB2SD?0-9*Q\ Q@
M.@I,@P*_&JO*,P2F[NC(-#M8&'N)B!D7*6>XR&P4F07#QB^FSL^-'#2: G!T
M<E:WMO)%BZ'UT7 +(>8?!3.CJ8QQC^D!'FA0W:J!C*&QKQ=D!6RP?9#KXMNV
M$SQ%D3S?5=T* (BL->03>:$Z2J,.4??C1'&49/,0B!J*C"6>,$BG\$_9_[Y<
MASZ.@EB<2.F,/&:70K3SJ)R80L-0N:NMJI\*"->#2G2X564:6_SI'V[NKNDT
MGD<=Q(I&5 B/#Q-Q:!@Y_S!F_5*4):K,I01/9.),@U-FQ](FF- P3?8Q\<2:
M'I2ZT& 9%XY2Q"QFJ4_I!!<:ILL^.)ZG%,$'EYE,DKE6S%!PR7QJ)]30,&OV
M:@,277ZP&$*5F"<1F*%,4BY]LW*"#4W/RO]^*M1#41;622B.^YWX0+.@Z_<;
M6(OOO^JF(K?ZP:+>9U@&E4HZ=]ZU2Z,L2W#7V40;%J;-F^L_*[MK>L^[@/*3
MJ9_"NIG+%\CH,C'7C=F)*$I]PB<0L3"(/N6YV0$CR4J]=BDL*M(E!N2=43)/
M#S ['J61)V2S@[HB#!80V>P@*-]#(=6EJ3TN?X-R&%T)#"%'$G,Y5^N:L3B+
M4H_8B2\LS)<WL5_5-X\^! J9X/-0@IFE*:<>?1,[V*ER9:2T=Z$.0I%Z@TGJ
M"$7,XMA75;&)).P<DIP,*H-6!!(T2YR/CI@QX4LJV,02=@Y+SM7J0D+(3+!Y
M]H#9\3A)/=DGFUC"DG,S[@.I_:JZU8\:?H&2NZ]90P&<36!@X3)DM=^?:LEG
M7>O'8GKK*SH\;IE!(TXS)]P@=A 4I>]C3KQA8=[L)][*M+;1MFATEY._26]/
M:'?Y$B=,.M,0,^.^0IY/&.)A#)V_MKD+%$A4LG2>AJ-V//,5"WP"#P^#9YQH
M=W5N*NT/EQRA2AQ)9[5@=I+SQ+-:^$0?'J;/J!0DXLMB$(IQASD[$:B9\$&2
M'^R5A;GC)-ZG9H#+%X"DD]%B9E$4>?)9/F&(AS'D9-__720:?'#1$PNH)ITQ
M1^UHXMG_X1.C>)A1-Z:JBOTNPWZCTM2VJ)]TG7=N?/>+L9IDWZ/2@QUWQPP?
MVZW*]=4"ZOY6-\]Z<4VP/=[_0T?'SD_0XW$XWU?; CXB6B4?=SF1B8>KG..,
M>:S,W^9(-:;7Z)"ZE4W,!%0!\]F V_GVL?C$.1XN@.XWJM$;4ZYUT_ZMW\^9
M4^*XXXE(/$RD;IJ9FO3]MQ^)C"Y@"7;_2-L](FIGH48J_H35 J/U3I*M:LBS
M*G?Z!R+HA:31A9"RGZ%P*^+L(DTR8G:VM? ,)BQ17>W2Y)N__@6"ZP]O9PK#
M0LQU]0"Q!3\J&,;>)1J+$BF=#7C4#LCCV8.?T"?"Z/NTAB !TQ""RDH5Z_=W
M-1GF)[KA[F)-T#@YR/Z''7?,3C#A@8J8\"?"^/NBK8)':_*C:FKX /BQ +)5
ME] LFX<WS Y*^L13RX@)?>)DX37NB WIN*D@C&RZA.Y90X';XL)=QKU/N;,5
MB9K)R%/4B@F%(HS"/5M.K\9!K$NX%,8NGI,0LTNB+/;-A8/SHW-0&(JF@U"D
MT)*4<6>18890Y/#,-R$FWHDP[_92YZ@^>Z2E<_R&[U%AAN@>U?+@B+8['X<8
M]E1 H5'J1V@9?4B@HV9_Y+R_L6;;G]H^&&M-U5]NM +AG0'\_F@ V<--=Q \
M'OQ?_P=02P,$%     @ AF:G4L4K[Y1D @  "08  !@   !X;"]W;W)K<VAE
M971S+W-H965T,RYX;6R55,MNVS 0_!5"Z"$!TNAA*2_( A('07LH8,1H>RAZ
MH*6U19@B57)MI_WZ+BE%<%+;3720^-B9G5F1FV^U6=D: -E3(Y4=!S5B>Q.&
MMJRAX?9<MZ!H9Z%-PY&F9AG:U@"O/*B181)%%V'#A0J*W*]-39'K-4JA8&J8
M73<--[_O0.KM.(B#YX5'L:S1+81%WO(ES "_ME-#LW!@J40#R@JMF('%.+B-
M;R:9B_<!WP1L[<Z8.2=SK5=N\KD:!Y$3!!)*= R</AN8@)2.B&3\ZCF#(:4#
M[HZ?V1^\=_(RYQ8F6GX7%=;CX"I@%2SX6N*CWGZ"WH\76&II_9MMN]B,@LNU
M1=WT8%+0"-5]^5-?AQU G!X )#T@>2M@U -&WFBGS-NZY\B+W.@M,RZ:V-S
MU\:CR8U0[B_.T-"N(!P6$ZVLEJ+B"!6[XY*K$MC,T5EV,N4&%-: HN32GK*/
M[ ,+F:UIV>8A4GI'$I9]JKLN57(@U1=NSMDH/F-)E,1[X)/C\'LH!WCT$AZ2
MZ<%Y,CA//-_H -\,R3.=1V1ZP1Z$(N>"2S;55O@#]N-V;M'0,?MY)-EH2#;R
MR=*#96X:XJ3?6:[.^@HROL9:&_&'*G\B5+]ZNJ^P'7GFR=V]W!19U#UYN-DM
MX1L"7^A/!_WI._2WW+ -EVOPNBLM)3>6M6 Z#WLM=/P7N\I>:3\6\4)T-HC.
MWE]TZF06N:J$6OZOZMD_Q4SC+([2[+7R?8'IQ?75Y?4K ^'.175-DJ[$4BC+
M)"P(&IU?$H?I&D\W0=WZNSO72)W #VOJU6!< .TOM,;GB6L'0_<O_@)02P,$
M%     @ AF:G4N]1F IV!0  ^!4  !@   !X;"]W;W)K<VAE971S+W-H965T
M-"YX;6RM6-MNVS@0_17"Z$,*-+%(ZAHD!F(GQ>8AC5&WVV?6HF.ADN@EJ3C=
MKU_J$E$1*=8!]B6VY)G)F1GRG"&OCHS_$GM*)7@I\E)<S_92'B[G<['=TX*(
M"W:@I?IEQWA!I'KD3W-QX)2DC5.1SY'GA?."9.5L<=6\6_/%%:MDGI5TS8&H
MBH+PWTN:L^/U#,Y>7WS-GO:R?C%?7!W($]U0^?VPYNIIWD=)LX*6(F,EX'1W
M/;N!ERN,:X?&XN^,'L7@.ZA3^<G8K_KA/KV>>34BFM.MK$,0]?%,5S3/ZT@*
MQS]=T%G_/VO'X??7Z)^;Y%4R/XF@*Y;_R%*YOY[%,Y#2':ER^94=_Z)=0D$=
M;\MRT?P%Q\[6FX%M)20K.F>%H,C*]I.\=(48.*@X=@?4.:"Q@S_A@#N'IG+S
M%EF3UBV19''%V1'PVEI%J[\TM6F\53996;=Q([GZ-5-^<K%BI6!YEA))4["1
MZD/U2 K =N"^W+*"@G/P?7,+SCY\!&)/.!4@*\&W/:L$*5/Q"7QX\WPUEPI4
M'7J^[0 L6P!H @ &#ZR4>P'NRI2F;_WG*ID^(_2:T1(Y SX0?@$P_ 20AZ %
MS^IT=\\!!_<%QDT\/!'O\4 YD5GY!+[29UI65#B"^GU0OPGJ3P3]QB3)P9]"
MM]5J(X5-I'I3/R]0"".H<GL>5L5BAOW(CWJS-T"#'FAP8O9W+XIYA#/[L \:
M.K._JSF 9UNPYBRM6CKX7-'<EGT;*1BD!?T(^J/D+58XPH$]]ZB'&9T(L^+;
MO:*:%*S9D7(;S,@$D*!PW".+51QCSPXS[F'&I\'4O5([&3PH"9"T).663O2N
M11X;F'SHUQOO#7*+E1?"B0(G/?+$B7S%A*R)JEL& FQ8GH(S^K+-J[3.(Z5*
MVK89J5?(1QOXQ"RH!Y,H&J$WS>(@CA([>NAIZO6<^!_EGG+PA97TM06N0G?!
MWB[2,,$CK#8SF'@3BP0.= (ZP=X.:MDLD)N"<9G]V[RPXH4&$(0@"L=X+68>
M3J:*BS1>=#))J(4M?X-OY&6BLLA<G1B--Y_-"D[65<L#Q.^B<N<2P&:M8!3
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MJ:/1Q&2/M!@@MQC<9GE5GQK_A-*B!S#RQKO49N;YOC^!4NL!<NO!'>&E:HL
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M<,?HPELB*P=#RZ+8E8L+\?U['=^+'U#/%-U U,6=H\0=<9C%;'W4N7MP[J\
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MBBB3P9BFR[8#VPIHFO#FEP9I@L*UIAT'UAO0_Y4Q>!"\@WYK%G\ 4$L#!!0
M   ( (9FIU(3M+I/A0<  -8>   8    >&PO=V]R:W-H965T<R]S:&5E=#@N
M>&ULE9EO;]LX$H>_"N%=+':!2RV2LB5WDP")D^(*;%NC::^O:9N)N95$+TGG
MSWWZ(RE%E*41X^N+QI:'U&^&0SXSTOF35#_UCG.#GLNBTA>3G3'[]].IWNQX
MR?0[N>>5_>5>JI(9^U4]3/5><;;U@\IB2I)D/BV9J":7Y_[:2EV>RX,I1,57
M"NE#63+U<LT+^70QP9/7"U_%P\ZX"]/+\SU[X'?<?-^OE/TV;6?9BI)76L@*
M*7Y_,;G"[Y<I<0.\Q7\$?]*=S\BYLI;RI_OR<7LQ29PB7O"-<5,P^^>1+WE1
MN)FLCG^:22?M/=W [N?7V3]XYZTS:Z;Y4A8_Q-;L+B;Y!&WY/3L4YJM\^C=O
M')JY^3:RT/Y_]-38)A.T.6@CRV:P55"*JO[+GIM = ;8>> !I!E ^@/2D0&T
M&4"]H[4R[]8-,^SR7,DGI)RUG<U]\+'QHZTWHG++>&>4_578<>9R*2LM"[%E
MAF_1G;%_[!H9C>0]6C*]0Q_L.FMTAK[?W:#??_T#_8I$A;[MY$&S:JO/I\9J
M<#---\W]KNO[D9'[4?1)5F:GT6VUY=OC\5.KO76 O#IP3:(3?F+J':+X7X@D
M! -ZEJ</3R)R:!M/ZN>C(_-]V7/%C*@>T)5+4&$$UY%ITW;:U$^;CDS[V6[H
MC]5&EAP*>3UV[L>Z??MX21-*%N?3QVX@AE8D)?.\M3H2-FN%S:+^7FW_MDE:
MYXR1Z"O?R&HC"HZ"8G?=??/YM%+R4=B51^L7!,7J?218\U;3/!JL&VY/M(U@
M]3E1;=%5*941__47H/C5T\VZD2&8S'OQ ZP2NEC \<M:K=D;6N^Y4C8>W]@S
M6MH/PH"[*AO<_ SG?86 43<-C@3FK<#\-('-8EJ=_8RN%>:#F\_FBZRG$##*
M,8$5+EJ%BZC"Y8Y5#]R=2ZW6&[ZV<?1K_\7LN$)76G,XL(NAHI3V5 ,V29[!
MJG$23MXD'EFA-XJ[G+3\1/8@-DJL#SYI[8Y9-:A<%0S,V6;RXXQ([+^>=M .
MDX[=L?P../")8?]LM_S!QKTRZ"_!UJ+P.]E'OUV12&HW]^GE=I+V'1F:Y?,Q
M+TCP@D2]N"HLX%BUX<B61.CVGX,P+],Z9SX<+.'0=^WRZ:#<,>5@:=1A,W:.
M-/<Z\B2=]?T C+(%'G$D< ?3J"-W1FY^6H6E+?!T??3=/KO/(#&:R;HB4CS8
MK8 5R;*QF >6X3C,?'A_^R6W9^R?%@R@OA3("7N>] 4.S=+YB+Q -!Q'FN?4
M[W[=;4[\<82L99/G]7GB4WPY3/T8Q'"@&(YC+&PP2U4N'MFZ@$]>/"33&4E2
MBOO1 NSPW/X;B5A@&(Y#+"C]6#W:6$@UJ'H:I0"AR'R@$^)8,K9# LAPG&1!
M9;V_C]<2E#O$U1G-LX%>P"Q-Q_@0L(9/Y=J*O?C%[P -R#K0@R&ZSN8+.H $
M8);-%R,[G03$D3CBNHEAN.+:O/KB7>F6%)TDGS8VD$,$P!F9D?XA"YFE(QE$
M O)(''DG5[&@\B&_\(QD_:4 S C.LI%L(@%TA$1/-;<S]>F-"0G@(7'P+-E>
M&%;4M+&,/Z@1_X<P.9LE2=8O8B&[;);,1NI8$K!#XMBQB[;AW"+]7LD2V>IK
M+[75;3O=3@$S?AB0(6LH2?M5"F!%TK%:D00FD=D;0;99]XHD5*]EW72=4N,V
MDQ]O&ISG?>V0V;CX #(2!UF[;;P##27BN=CH!H"5+GRC?BP<L(NE3  ;R:*;
MYH.H;&UX^J8)+"*GLFBYXYN?&OU0PAA>N2NWSQNNVR<P8%P X! \S,6AV=B)
M'J!$XE!R:WFWL^WTV3>N2G0ME9W"!@A>/Z!QHOELH'-HAFF^H+!6&NA#X_0Y
MWO ?M3[X0M\%5I:E+9!]S0P)IT-\]',.,,E'GP;0@!CZ1E?5418D-Y4\&&0*
MM$\#'D)&F*0C:@-4:+Q[LJ"N3R%W*MWMF#WZT0]A=CM>U"?5;;DOY OWC$=?
MUH5X\*T)[ C0&.%9TF]*(#.29",/$6CGP5V<8^/9\I>L'NITO^%KL%VA0V8-
M\F5H0F?)6!M. ]5HG&J=S>A0<*SUQ P"FBW2EP\U9&-5"0U<HW&N'2705VZ$
M\L^?3XPZP"L\Z!$AJTY3?BP\,(V^\8Q1N +0/2!8,;$%U8'=%DGZU 7M+.7&
M8AO@1>-=&5BMODVT1OVP!Z,T6PR""Y@M%O,Q[8&/-,Y'KSTPTGGA>VWWP3VD
M>62%2QM0^9!ZZ4 V %!,*1Y+BX!'^D;/-J84,8.N^8.H*A=[F]XKKH2$$P?
M(9[WGTD"5@3C,0"E 9KI&RU;S(-;>SVJ/1U2$1/</TP JRS/1VB4!G:F.%JM
MW1WV^\*?'[:L=T]7"ZEM-_):X3M__L\N* TD3.,D_*98I9E_,NA:V<*_3S,2
MO79'5UO;&OD?/TM;07%CBKH6'JOQFOMU7]?@?#$?A!(PF^-![33MO"$LN7KP
M+TXUVLA#9>IW;>W5]N7LE7\EV;M^C=\OZU>L89KZC>\GIFQZ:U3P>SME\BZS
MRZOJEZCU%R/W_CWD6AHC2_]QQ]F6*V=@?[^7TKQ^<3=H7V5?_@]02P,$%
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MU2[BE,H_5YA%]F* ][+O]G\DP'#YO_H'4$L#!!0    ( (9FIU+B[;YH] 0
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MBC,USWU#_DH+-=DBI3%6].LDP;+@\!8K<$MY,(#'4^X"EQ2LP$KF28[.!3\
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MI<<@&K^!UM=:N\/$!QB>EY?_ %!+ P04    " "&9J=26]H 9GD%  !]#@
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M[66G'6BQMA>,N=!X7;'B"N^'3!H%G%\(_+ZZ@7$PW#@O_P%02P,$%     @
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M^Q&9]J9J7YS>AMMAK1V8A6&)RYV--\!ZH;7K7WR X>_"XE]02P,$%     @
MAF:G4MD2XG:5"   B10  !D   !X;"]W;W)K<VAE971S+W-H965T,3<N>&UL
MK5C?<]LV$OY7,)J[:3NC2+)LI[F.[1G'<2;I7,X>N[T^W-P#1"XEQ"#  J 5
MY:^_;Q<42=5V'MI[2$R!P/[Z=K]=\&SKPT/<$"7UI;8NGD\V*34_S>>QV%"M
MX\PWY/"F\J'6"3_#>AZ;0+J40[6=+Q>+U_-:&S>Y.).UVW!QYMMDC:/;H&);
MUSKLWI+UV_/)T62_<&?6F\0+\XNS1J_IGM*OS6W KWDOI30UN6B\4X&J\\GE
MT4]O3WB_;/BWH6T</2OV9.7] __X6)Y/%FP062H22]#X\TA79"T+@AF_=S(G
MO4H^.'[>2W\OOL.7E8YTY>UOIDR;\\F;B2JITJU-=W[[@3I_3EE>X6V4_]4V
M[SU=3E31QN3K[C LJ(W+?_67+@ZC V\6+QQ8=@>68G=6)%:^TTE?G 6_58%W
M0QH_B*MR&L89QZ#<IX"W!N?2Q96O:Y,0Y125=J6Z\BX9MR97&(IG\P05O'%>
M=.+>9G'+%\0=JT\0L(GJVI54'IZ?P[3>ON7>OK?+;PK\I,-,'1]-U7*Q//J&
MO./>WV.1=_QG_%7O3"RLCVT@]9_+54P!2?/?;V@]Z;6>B-:3_U>4_X(X-7Z+
M-_"B[2H 6V_2AH*Z;4.Q02Z/]\[4S2^W"JNJ& EH@6/ BI-8Q*DRKK!M"6W*
MX'7<:,3*5[QC4-0$OPZZ%H5>%(Y%ZAA]872B$KF>-B+GLS<NV=TKOW58KG1A
MK$EP9JKH2R*7];GDD08GKV?JE]G-3-U:'9,IHC)1-3JDG<)[#::(QH%DFL;N
ME%X'(E;;.;+=F((UJAJEI9I]&+2U[(16L:'"5 8V%) >>3'0.A@XDN669,$B
M 1M6T+>AK,A M$XXWU POC0%!.Z4H[5/V=$FF(+XK6H\+($'.#H81U\: _EP
MD?,<#EXS:^&,^C5Q)';J2C<("AXXIM>.PGJG[NCW%L?&>:#M@"VOO,OF[B1%
M!,'G80:[BS=]1!C2L4K**L-890YI[T5\!JN3K$[;Z#N=G1F<(X]&]C[1S?K*
MO>$9%K-V@*70B%7C@R097G#F%&T(',*"?1^;-\W9):'5<J($%%$%[=:B-OB:
MH[V$\N#;]8;M70@RL&$PM/3*^=3E/3$'F[JM!VL/0K)J$Q_HUB2OQ#!'!<6(
MKM=[B[;:F05'> 'X-R0]2C66'44$5T-4RFPP[RR00HF"Y/Q,_5,R CN^4<40
M5>L'4E6;F-L:O1LC: 7@O82G*)XB*H<4\_[Z[DK=W5S/U$>G_N4?J5Y!SG)Q
M="S@O:=5:-E9K)Q.NS9& 6EF+)>6K^&A85T"D4B+1 ^L,W'TRA;5PJY"AVSW
MCC'N(@5@7*Q-S(.!@)HV*+]/'^]O#E\RG80#TD)TIHC%#E(MUU@7 A:;C^M@
MJDJDSL2P[Z*J/;@B $$V(6 [!,;8PA,_\O[H']*D%E.E2]]PT3,7/1J&CMVH
M*6U\Z:U?YXJ*F+A8+<\4L@$>'"UFB^7?U??X>XJ_$AT-XBZA] =%5=4ER#Z)
M*E,E(O>JYJ;;D4_.DT-0$-0#3#(S.R:LX/NT@R6@TA6A/%R&7]T3/-G+>9UI
M2T*02[HT$FKVU>W&N!90'P3.#1W8=6@&[/JD=R/9([.7"]0(B@UFPJK8KCXS
M7#CQ&4BB?UB)+FUGZC="PL-^#&,4F)J!E0=A]$V/?\/HC$@%Q)4U>I6)%3GU
MM^/9CZAK:V6_D#[&#O2)_=S!ML&&)V>QP#F$$RUF0T*6X)_!J$BY<0@)E-TY
MJ<*A%+PK,C^@O[16)Q]R6O3> 9F"B),6Y!X8:Z>M^4IH'G> R..7^J"_(G=:
M2^K[NP]W/^08XDEMX<8^#0T'@9,'Q,DVF)JYEQ12TW2.8(L3,F*]&O<!,65K
M+)!V("XV %>!7GSG&F!)7'Y<8( <,3993,Y<QO[Z]G(T!JPY+1S3#!3ICDVF
M;%1)C[@@-+(7!MK<%YD()6ZZV!CL8"O;@+,CV\'4I4#=V1>)5\3,7E VJLM#
MR<THUNU(XPGI]^85<'[3M0QQZLGA;(H.:^*@<@4B)_=$ Q/WWF(N^+E%]Q^2
MYUZ")"#V.<$^H7 B9Y6."/P*(,K<Q&M]^-B+W Y!^&@]A F&!XTRNXQ(4$^$
MS)H2!]&D&TC#V '5@*?B F46WWFX=I]]FC(;?M</7RH/7]RO7E5B9..W/+%(
M-S),=0%FO=,//NGI'XHR.R.@86<:<'@>@X%UQT)?CKP4.=H_=V)</E$B*0>I
MH)"8<O(PAI.ZR+3ZHBAA?^$+;A!<N"T&.XXZNJJQF;%XGXE#S0D(74'-U ?$
MY9';P'@NZ8&0T0$7.>,>00>YIZ)EVY+;^3X!IB(Q]WU)2&&BV()U"K2;F-ER
MH(NM"-C/%6/.8)P?M9VI2XL<X?I#)>VF!^H!R1/S6%0C@'% ,B7DD:-U#)VO
M,7YF]HRXX@J-#/F+PK%,@*D;?6#]5'5=*6HK!,C!-3RI,#,:I-MA^HTQ[7DS
M=S6GG7!@[G@QQT4?J M9S1_!Y'N(MZ:4J;N;L="&L@^@FD%VXV/N$!!5Z+A1
ME?5;[. 1+NNK><X:8<<&!C[Z9Z!;T;A<G@4PW\T.)BV)D9:1K;O@\+UHK4>M
MK1=$#J144 =I2JP;TTSL6CD;[/A#!H^D;<@S_C[W14^6Q;AJI/WN*Z]8>LS5
MG[__=&JGW";[F78ZP#=T6U!V$7A&VK=+GAN9-2VMM9V^9/C0*_8NP/1\:],*
M5_-\VPM^)83)25;P#8!]Y*-(IUQE':?N>M-*<7&%:P7W$0Y&3JZ_D#A9X9 Y
MF66G_72&Z6A(LDJ:_=ZIIINPGYLVIET ,-,R:E[N&#:;T_49M 7N51#(Q3-*
MS=ES'ROFH\]#R,BU? 2+^1J1OQ3UJ_UWMLO\>6G8GC_2P5),AQ$@5CBZF/UX
M.E$A?_C*/Y)OY&/3RB>DOSQN2(/L>0/>5QX,T/U@!?W7QXO_ 5!+ P04
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M#IIU2;#]:!(,&#P0A9]\Z\XSW;LZXJ18QPMR;- FI%OD=G5[!U^DJ^=N>[K
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M%X/2R$(I>@&6\? ^NHEHQ?.U\E^*M[H*(U9P?%2!3L%&AWS*+3^&6&>HH::
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M<]!X ;H_:$IEO_$&Q@^GU5]02P,$%     @ AF:G4G^I2"EY!0  80X  !D
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MA 0()&26+'!<UG )4I(AA/'0VAQT+DFQ_[RS?N5BQUA2;N!2R=]%;HO3P7S
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M]_0NHW8*=+Y5RIX7SL'XTJ_^ U!+ P04    " "&9J=2L^'!2>P#  !@"
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M0N56Z$L:NFK*NJWDH5%P11.B4>7&5J29H(8* ^#Y$XYED+,\CX%2$HMTPOV
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M-QF.6:9[[G4?3J_\$VNJ'3[8_'*!+V1IZ *>S[1VVP\2T+^YS_X"4$L#!!0
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MJ)T"?5\J97<;YZ!_39[] U!+ P04    " "&9J=2?CKRNJP$  !_#   &0
M 'AL+W=O<FMS:&5E=',O<VAE970R-RYX;6R=5^MOVS80_U<(KQM:0+,HBGIE
MB0''2;<":1ODL7T8]H&6SK902?1(JFGWU^](/?*H+70#@NA(WOWXNP>/].F#
M5)_T#L"0+W75Z+/9SIC]B>_K? >UT'.YAP97-E+5PN!0;7V]5R *9U17/J,T
M]FM1-K/%J9N[5HM3V9JJ;.!:$=W6M5!?SZ&2#V>S8#9,W)3;G;$3_N)T+[9P
M"^9^?ZUPY(\H15E#HTO9$ 6;L]DR.#F/K+Y3^+V$!_U$)M:3M92?[.!=<3:C
MEA!4D!N+(/#S&590518(:?S=8\[&+:WA4WE ?^M\1U_60L-*5G^4A=F=S=(9
M*6 CVLK<R(??H/?'$<QEI=U_\M#I\FA&\E8;6??&R* NF^XKOO1Q>&*0TB,&
MK#=@CG>WD6-Y(8Q8G"KY0)351C0K.%>=-9(K&YN46Z-PM40[L[C=265^O@-5
M$]$4Y$HVVVYT+A5"E<U6D]=W8EV!?G/J&]S1VOEYCW[>H;,CZ"%Y+QNST^2R
M*:!X;N\C_$B7#73/V23@>Z'F) P\PB@+)O#"T?W0X85'\"Y@;<A%J?-*ZE8!
M^7.YUD9AJ?PU <Y'<.[ ^;'8X@DJV@J(W) K7+/?E8*B-.2MR,NJ-"7H0T&=
MA+7']$3O10YG,SR'&M1GF"WN=D VLJI<RDBIB1C.F=U5MHI8&&T'>4=!N $&
M--^-$74U< $YU&M0PRP]>:GU3.-UV1"SDZU&6_VF<_2JK'&'92W;QI"/K=$&
M%RVQ*S &E!Z6EI]%6=GB^G;BX]UJ"-9RJP"P$1CRB@0)]2BE*"6IQVB,PD\_
MI"Q@OZ"4!5Z2<:M%N9>&'$&NOP49(*+8BWE$ N;%28 FU(M33@*.JW%*[J01
M%4*%?-@P"!$T"JS4F:"0,8\G*4J,<R^CC$R433263?3=96/K\U"%3"+\OPIY
M3%)EFX"Q3:"PQV/]E:Q=,\"$_Y>B>5$8EXTIS5?G$7G7X"EK739NA $$-*VR
MJX_(SP!M,?S:"B4: U"06VA*J<@':;"BPWD4_8@I\8/(9[8>TB%AO6"+X!84
MGC4D%@3+P?R^T9#CH2]Z(#Z/0P=$ Q^]"OK$#]]G,#0Y/P83SP/D0U.\%WW&
M2-A9AP=!5L=!PL2!4.:SA'#FK/O/<X?"*8=2!+$(/LM(W%&(#T4E.PH2SBDR
M":B/?P@2]$$Y ,+H! AC'9/(#^DTR-' ]B NL C2I^5P=BZ.!Y8G(TA"HKX5
M'(S)!).(#3$),\)B9]U_7KAS-,7A/!YCPB=C$H1'F42=.R[%G).LL\X.@:03
M=4([$(H@J>N$'96#49EP*!VCPK'<>%=N_%!4CN8GG&=C5"+D$'54HAYD1:Z7
MJTNG2]@\XJ@:^D%JS^MP#01Q-C;O)$Z&VP(ENW(%6I^05:N4;3Y]W[&L/N #
M&%O;?2-J?!&5_T#1MRJM6]'D0%92&XV70.9EO.\.:?),__'Q=,B2>5'"\7^,
M;G7\7NA_)X-7)&;<XVDT2.'A6\=_\BBL06W=TU>3W-ZSW?MPG!U?U\ON4?FH
MWCW-L2MORT:3"C9H2N<)7C^J>^YV R/W[HFYE@8?K$[<X2\$4%8!US<2$]8/
M[ ;C;X[%OU!+ P04    " "&9J=28["*AY$#  #Y"0  &0   'AL+W=O<FMS
M:&5E=',O<VAE970R."YX;6S55MMNXS80_96!6A0Q8$0W2[92VX"3S:(+=+M&
MTLM#T0=:&EOL2J1*4G&V7]\A::M)&SM=]*5],$5*,^?,S.&8G.^E^JAK1 ./
M;2/T(JB-Z:["4)<UMDQ?R@X%?=E*U3)#2[4+=:>05<ZI;<(DBO*P95P$R[E[
MMU;+N>Q-PP6N%>B^;9GZ=(V-W"^".#B^N..[VM@7X7+>L1W>H_FA6RM:A0-*
MQ5L4FDL!"K>+8!5?74^LO3/XD>->/YF#S60CY4>[>%<M@L@&A V6QB(P>CS@
M#3:-!:(P?CM@!@.E=7PZ/Z*_=;E3+ANF\48V/_'*U(M@%D"%6]8WYD[NO\%#
M/IG%*V6CW0A[;YOE 92]-K(].%,$+1?^R1X/=7CB,(M.."0'A\3%[8E<E&^8
M8<NYDGM0UIK0[,2EZKPI."ZL*/=&T5=.?F:Y/M1WW3 JD:C@@ZE1P5IJH]!P
MA22 @6L4N.5&P\7W;-.@'LU#0^06(BP/1->>*#E!E,)[*4RMX5946#WW#RGH
M(?+D&/EU<A;P/5.7D,9C2*(D/H.7#I5('5YZ N_NA71_7FVH#K1S?CE#,!D(
M)HY@<H+@GAJJZAL$N87O<&"!&ZJU?JF@9^%LMU[ICI6X"*@=-:H'#)8WLNVD
MH!RT91'$TJ'BLN(E3;S2FP-M2;1 70TD./T4(K1>(;0* =6WK(<"N[U!DPB8
M0F":/!MJ:'T%%UR0N^PU6>B1-W:&]Q02+]'E]]47LR2.OSZF?,N4((HWO>)B
MYP)8NS#A2XC'LSQWSSS+X)TP2,GY(H'=ITK^2@U-SD>L#YN&[YAK\61<Q!FD
MXR1/X?:Q\W:D:Z^$]5UIC78/9^.LB$;N&64C6+52&?Z[ASAHLRI-SQ1G#7PK
M-27Y5LF6D'9]PXQ4GSP4\>5Y1&.2QM["-X\506%MZ_V E$(I6X1\!I2/Q5X?
M%3GVGLO-9ES$A<^\*.#_K^1D:H?/U3"-II#FR;]0A<1(TE?UB),)S/*S@F21
ME2.+\[-B//^G_*]KDD9VI/I^GBJ3:0I9,?N;*FO"5<]B.2'*13Q.B^G(/N.\
M&+TJST6:DW%2_)/V/$%94)7B<92]WINT79*_;H47#\#CSIC$*8U%6L!+YT+X
MY#AN4>W<I4/3ENB%\2?S\':XUZS\<?ZGN;\4T3;9<:&AP2VY1I?3+ #E+QI^
M863G#O>--'15<-.:[F:HK %]WTIIC@M+,-SVEG\ 4$L#!!0    ( (9FIU)$
M _KL4@,   X'   9    >&PO=V]R:W-H965T<R]S:&5E=#(Y+GAM;(55;6_3
M,!#^*Z<@T"I!WMI"&6VEKMW$)%ZJ=< 'Q <WN336'+O8#MWX]9R=EW72-J0V
M\<O=\SQW/E^F!Z5O3(EHX;82TLR"TMK]:129K,2*F5#M4=).H73%+$WU+C)[
MC2SW3I6(TCA^&U6,RV ^]6MK/9^JV@HN<:W!U%7%]-T9"G68!4G0+5SQ76G=
M0C2?[MD.-VB_[=>:9E&/DO,*I>%*@L9B%BR2T[.1L_<&WSD>S-$87"1;I6[<
MY#*?!;$3A (SZQ 8O?[@$H5P0"3C=XL9])3.\7C<H5_XV"F6+3.X5.('SVTY
M"R8!Y%BP6M@K=?B(;3QCAY<I8?P3#HWM>!A 5ANKJM:9%%1<-F]VV^;AR&$2
M/^&0M@ZIU]T0>94K9ME\JM4!M+,F-#?PH7IO$L>E.Y2-U;3+R<_.+V6F*H1K
M=HL&3J[95J 93"-+T,X@REJ8LP8F?0)F")^5M*6!<YEC_M _(DF]KK33=98^
M"_B9Z1"&R6M(XS1Y!F_8QSGT>,/_Q@DK;C*A3*T1?BZVQFJJC%_/4(QZBI&G
M&#U!L:$+D]<"015P7A3HZPV.B*^81;C"3,F,"\Y<53Z6Z>=9KDNDRW",X?@L
MK1K+;&V5OH,"<]1, &^X+7%KQVT5J%H#]N+Z';K=@"PK.RQ;:D2HFC-%=Z9
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M!Z";[MM,K-K[CK=5EOJG'Y;TP4+M#&B_4,IV$T?0?P+G_P!02P,$%     @
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MDZATKN!#E6'VK;U'U#I^X9G?*NP%_,2D"U$P@- /@QZ\J(LWLGCQ2_%JD3[
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MFIHN^YI3EXO2;*#UK1#Z_&$<='WSXA]02P,$%     @ AF:G4N-*@A@! P
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MV2@ W6Z^]F)5[;?-5EG:7?Y8TL<"M5.@]T)1)KJ+<]!_?N:_ %!+ P04
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M94+O-S1TPZK0/U]#^[W<JDY!3K=5^F*NC[VQ C2<#,] RK#/MX[M]R#VI7"
M1MX94$/*Z"RDC/ILBZP >YU[;CT@!P-H6<X(SH:6T30MWR=$R#@4/]O%J*%E
M]!MH&36TC,Y'RZA/MRZ"?H=(5@-BV+6#D?<VU) R.@,IHS[;!A!W.1GUWWT=
MC$?N,]10,CH+)5=6W)/'%H38[W9Q7RX(/+=[LYFMZ3*E?%M,Z0*$+,]D.9O5
MN_67@)MB_NWL+^'UJISG&S/EYP4U>6WC3("$;I1)ZTK/X[R<V,N%9/MBAGUB
M4DW$Q>6.DHAR+:#.-XS)XT([J+^;++X#4$L#!!0    ( (9FIU(S70^O+P4
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M>LFC @W"5 -8G%LFL(B,<C+!0<#=;#3Y>3751N%^_'6 *&Z(8D>4["%Z5K2
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M&X\F-URZ*DZLIJ^<<+8_\0F%(1-,I@@3WSGWLFP/E^<+F)0%!C6%@4LZM^_
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M0)/S.1C*N+[ F*=L3L[/+L@988)\W\A:4U'HL6\0T2[DYRW.;8,3'<%YH&I
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M89H<D/E[SX=]NO$2KIG0A,,*=<'@"DM3S7/8=(RLW(NRE ;?)]?<X!<$E W
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M=P2O"5,"\OF&4O&\4 ?\YH/.["=02P,$%     @ AF:G4DI2CZ4$!P  G"H
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M,IA1#VU[OUL'31WNU,8@W=!@5O0D@O4!M+XU!L^.OZ;=(YO_!E!+ P04
M" "&9J=2*20\%-($  #$%   &0   'AL+W=O<FMS:&5E=',O<VAE970T-BYX
M;6R]F%UOVS84AO\*X15#"RR12%FRE=D&$CO% C2K$:_;Q; +1:)MKI+HD92=
M[M>/E&1)EBC&6=O<V/HX/'QY#OD<BI,#99_Y%F,!GI(XY=/!5HC=E67Q<(N3
M@%_2'4[EFS5E22#D+=M8?,=P$.6-DMA"MNU924#2P6R2/UNRV81F(B8I7C+
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ML*S="X3&![C]M=:T-WR"X4TK?@-02P,$%     @ AF:G4E(.<_&V P  . T
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MK-KT:J+%UG:ZCT)CWVR'&_RTH=*\@,\S(?1^8@PT'TNS_P%02P,$%     @
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MUOP:H L!O+^REG9.F-#^?2G^ E!+ P04    " "&9J=2IE6ZAJ8#   S#0
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M,)6N:OZQJ\Y5O(&+9_O$XRPF\6 P\1_;ZG=8F3J-&JMGR0R:9 ;](J_7I@&
M6%?2FA8 *TQ*F>L<U46/6L,FP+!7K3NA*6N!5R*](LCP1:IA?"Q'ATUX0HQ1
MPW7T?U7VUU_&(2&_[0_D:PF-.BH\"H*CE#JL@CB.NY,:-TF->Y-::9$\V#OD
MOE$\0;C<47G<<)Y!?VZ@/[_/X2'!H9T&O>Q[0[RF>HW=%I3$T9'H74;AL%MS
MTOH,D#>H_JK2)#P AN^D]:'?DN@=M8Y>R#@^OK)=-M$)I0_=F/2WX^MBR\03
M&J[502]EDIDY!):,-C?77%KXHC.4?3H=6B9YIYY)#DV3]'?-_U:*EZVQ]9FH
M2]%A,SXJA=\:@PJ4&S<=*DA$R74U532[S01ZZ>:NH_VYG4S=>'6 J<9:,S-L
M<JZ X=I !N<C0TA6DV*UT&+KAJU[H<WHYEXS,UVCM ;F_[40>K^P 9IY??8O
M4$L#!!0    ( (9FIU*F*V&I>0,  *@-   9    >&PO=V]R:W-H965T<R]S
M:&5E=#4U+GAM;,U776^;,!3]*U=LFC:I*Q@2(%L2:4W6;5(W5<T^'J8].,E-
M8A4PLTVR2?OQLX$2F@#MUI>^)-C<<WU\SN5BACLNKN4&4<&O.$KDR-HHE;ZR
M;;G88$SE*4\QT7=67,14Z:%8VS(52)<Y*(YLUW%\.Z8LL<;#?.Y2C(<\4Q%+
M\%* S.*8BM]G&/'=R"+6S<056V^4F;#'PY2N<8;J2WHI],BNLBQ9C(ED/ &!
MJY'UAKR:D-  \HBO#'>R=@UF*W/.K\W@PW)D.8811KA0)@75?UN<8!293)K'
MSS*I5:UI@/7KF^SG^>;U9N94XH1'W]A2;496:,$25S2+U!7?O<=R0WV3;\$C
MF?_"KHQU+%AD4O&X!&L&,4N*?_JK%*(&(+T6@%L"W/L"O!+@Y1LMF.7;FE)%
MQT/!=R!,M,YF+G)M<K3>#4N,C3,E]%VF<6I\3IF KS3*$#XBE9E [9&2\!)F
MNF*6683 5] 2=0)7N,B$8,D::+*$3SP1U<3S*2K*(OE"Y_HRF\+SIR_@*; $
M/F]X)G6X'-I*[\#PL!<EV[."K=O"]B,5I^"1$W =ES3 )]WP*2XJN',;;FO=
M*O'<2CPWS^?=*=X)O)$2M6Y&A@M&YRQBBJ&\D6L)NF0[Q#JCDDGX?J$7@ \*
M8_FC@YY7T?-R>KTVM3*5T0C.LQ:M"[2?H\WCOAWW24_+NJTK>AQ$?-^M@FX1
MZU7$>IW$ICA7,#.;ST5JXE8DZ->6';C.X(!;4Y#O-'/K5]SZG=PN<(L1$/@#
M=7<KZSIL\:L5_,=8-4%%+^BN&I[@;]!/VK5^B;363G D/0EK95'X<QS4<X)^
MLS]A12]\4%&'1VLV%/5Q4'M1#RIB@TYBG[G2O I#FX@-CM8,',<[('8<U ^\
MH)D8<?8]WKE'3;O_4=.D]AXAC[&JR;Y7$_=!_I3P.UI.8U1;SR'[3DVZ6_4=
M#NGY"1<I%U0A=';/V^OO&S+I/4KW]EV9=+?E>[PRR@QU:]R><_CH-T7Y;MLC
MMN_IQ'^@@>_X%D5BSDTOS^CB6@MIM*O-SE*>2&X4?ILH%*E@$N6S)Z%+@M?_
M8OJ^T9/@49J^;_6DN]??Q_3PZ'SBATYX:'I#E.]Y!Z;;M6.T^8;1[\ U2R1$
MN-(PYS3012.*SX)BH'B:GZSG7.ES>GZYT9]2*$R OK_B7-T,S&&]^C@;_P50
M2P,$%     @ AF:G4OIX_'WL @  ) D  !D   !X;"]W;W)K<VAE971S+W-H
M965T-38N>&ULS59=3]LP%/TK5L0#2$"^TP:UE:!5-R20$ 7V,.W!;6\;"\?.
M;(?"OY_MAA!*&B:QA[TD_CCG^-SKF]B##1>/,@-0Z#FG3 Z=3*GBS'7E(H,<
MRU-> -,S*RYRK'17K%U9",!+2\JI&WA>XN:8,&<TL&,W8C3@I:*$P8U LLQS
M+%XN@/+-T/&=UX%;LLZ4&7!'@P*O80;JOK@1NN?6*DN2 Y.$,R1@-73._;.Q
M;PD6\4!@(QMM9$*9<_YH.I?+H>,91T!AH8P$UJ\G& .E1DG[^%V).O6:AMAL
MOZI/;? ZF#F6,.;T!UFJ;.CT';2$%2ZINN6;[U %%!N]!:?2/M&FPGH.6I12
M\;PB:P<Y8=LW?JX2T2#XT1Y"4!&"OR6$%2&T@6Z=V; F6.'10/ -$@:MU4S#
MYL:R=32$F6V<*:%GB>:IT103@1XP+0%= Y:E +U'2J(3--,5LRPI(+Y"#93N
MG4L)&H+9$ET1/">4* (2'4Y 84+ED2;?SR;H\. ('2#"T%W&2ZG1<N J;=DL
M["XJ>Q=;>\$>>]=8G*+0/T:!%_@M]'$W?0*+FNZ]I[LZ476V@CI;@=6+]NB-
ML1 OA*W1><Y+ICH4PUHQM(KAI_D_1A>88K8 -+/?[S?!RT*O=8RFA.EQ@BF:
M*:SL!J$Q+LQG(-'/*ZV(+O6P_-7A)ZK]1)T17G,&+TBG_5%;F)9[-FVKD5@-
M\Z-X&OF!'PS<I^;6M(#\)*Q![^S%M;VXT]XLXT*=W('(T03FJLW;5B!N+'OB
MAU$_]G?LM>#Z7IKVV@TFM<&DT^ 59^MN?\G'=7M)% 7)CK]V7.RG[09[M<%>
MI\&W@NNHEGXMUO\OJC>M_:3_H'K3#YEMJ=X6T-[J];VWOZWWU?JM%#XOX#9@
M1P7[C2/!_V(-5P+)NZ7#-(UVL]@*C/M1'.^8=!M'F+D_Z#U<$UT@%%::Z9WV
M=)AB>R1O.XH7]E2;<Z7/2-O,]#4&A 'H^17GZK5C#LKZ8C3Z U!+ P04
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M2N^>C'VX-^9!?&UJ[591Y?W^;#YW106-=+^9/>BP9FML(WU8M+NYVUN0I:L
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M6?>YQ.034$L! A0#%     @ AF:G4@=!36*!    L0   !
M ( !     &1O8U!R;W!S+V%P<"YX;6Q02P$"% ,4    " "&9J=2?3]50N\
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M=V]R:W-H965T<R]S:&5E=#(N>&UL4$L! A0#%     @ AF:G4L4K[Y1D @
M"08  !@              ("!2A4  'AL+W=O<FMS:&5E=',O<VAE970S+GAM
M;%!+ 0(4 Q0    ( (9FIU+O49@*=@4  /@5   8              " @>07
M  !X;"]W;W)K<VAE971S+W-H965T-"YX;6Q02P$"% ,4    " "&9J=2K=CD
MO>H#  "^#   &               @(&0'0  >&PO=V]R:W-H965T<R]S:&5E
M=#4N>&UL4$L! A0#%     @ AF:G4M-[74;=!P  M2,  !@
M ("!L"$  'AL+W=O<FMS:&5E=',O<VAE970V+GAM;%!+ 0(4 Q0    ( (9F
MIU(C<*_130(  $$%   8              " @<,I  !X;"]W;W)K<VAE971S
M+W-H965T-RYX;6Q02P$"% ,4    " "&9J=2$[2Z3X4'  #6'@  &
M        @(%&+   >&PO=V]R:W-H965T<R]S:&5E=#@N>&UL4$L! A0#%
M  @ AF:G4I6^5K!<!0  " P  !@              ("! 30  'AL+W=O<FMS
M:&5E=',O<VAE970Y+GAM;%!+ 0(4 Q0    ( (9FIU+B[;YH] 0  #(+   9
M              " @9,Y  !X;"]W;W)K<VAE971S+W-H965T,3 N>&UL4$L!
M A0#%     @ AF:G4M8+AIC; P  30@  !D              ("!OCX  'AL
M+W=O<FMS:&5E=',O<VAE970Q,2YX;6Q02P$"% ,4    " "&9J=2C6D(Q<T%
M  "J#@  &0              @('00@  >&PO=V]R:W-H965T<R]S:&5E=#$R
M+GAM;%!+ 0(4 Q0    ( (9FIU)?]@4*C00  &H*   9              "
M@=1(  !X;"]W;W)K<VAE971S+W-H965T,3,N>&UL4$L! A0#%     @ AF:G
M4EO: &9Y!0  ?0X  !D              ("!F$T  'AL+W=O<FMS:&5E=',O
M<VAE970Q-"YX;6Q02P$"% ,4    " "&9J=2F$&(Z_D#   B"P  &0
M        @(%(4P  >&PO=V]R:W-H965T<R]S:&5E=#$U+GAM;%!+ 0(4 Q0
M   ( (9FIU*<P#>4W ,  #H(   9              " @7A7  !X;"]W;W)K
M<VAE971S+W-H965T,38N>&UL4$L! A0#%     @ AF:G4MD2XG:5"   B10
M !D              ("!BUL  'AL+W=O<FMS:&5E=',O<VAE970Q-RYX;6Q0
M2P$"% ,4    " "&9J=2N>*YW70%  "E#   &0              @(%79
M>&PO=V]R:W-H965T<R]S:&5E=#$X+GAM;%!+ 0(4 Q0    ( (9FIU)DYW#L
M508  #X0   9              " @0)J  !X;"]W;W)K<VAE971S+W-H965T
M,3DN>&UL4$L! A0#%     @ AF:G4O8I,:"J P  1 D  !D
M ("!CG   'AL+W=O<FMS:&5E=',O<VAE970R,"YX;6Q02P$"% ,4    " "&
M9J=2?ZE(*7D%  !A#@  &0              @(%O=   >&PO=V]R:W-H965T
M<R]S:&5E=#(Q+GAM;%!+ 0(4 Q0    ( (9FIU(V9^"Z; 0  "<*   9
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M970R-BYX;6Q02P$"% ,4    " "&9J=2?CKRNJP$  !_#   &0
M    @(&<D0  >&PO=V]R:W-H965T<R]S:&5E=#(W+GAM;%!+ 0(4 Q0    (
M (9FIU)CL(J'D0,  /D)   9              " @7^6  !X;"]W;W)K<VAE
M971S+W-H965T,C@N>&UL4$L! A0#%     @ AF:G4D0#^NQ2 P  #@<  !D
M             ("!1YH  'AL+W=O<FMS:&5E=',O<VAE970R.2YX;6Q02P$"
M% ,4    " "&9J=2T>+V%_4#  !#"P  &0              @('0G0  >&PO
M=V]R:W-H965T<R]S:&5E=#,P+GAM;%!+ 0(4 Q0    ( (9FIU+C2H(8 0,
M (H&   9              " @?RA  !X;"]W;W)K<VAE971S+W-H965T,S$N
M>&UL4$L! A0#%     @ AF:G4ETI8Q+@ P  \0D  !D              ("!
M-*4  'AL+W=O<FMS:&5E=',O<VAE970S,BYX;6Q02P$"% ,4    " "&9J=2
M*6GS7A,"  !R!   &0              @(%+J0  >&PO=V]R:W-H965T<R]S
M:&5E=#,S+GAM;%!+ 0(4 Q0    ( (9FIU('Z8 3" (  %H$   9
M      " @96K  !X;"]W;W)K<VAE971S+W-H965T,S0N>&UL4$L! A0#%
M  @ AF:G4IH:2D,>!   0Q$  !D              ("!U*T  'AL+W=O<FMS
M:&5E=',O<VAE970S-2YX;6Q02P$"% ,4    " "&9J=2,UT/KR\%  !%&P
M&0              @($IL@  >&PO=V]R:W-H965T<R]S:&5E=#,V+GAM;%!+
M 0(4 Q0    ( (9FIU(26=, $@,  !\)   9              " @8^W  !X
M;"]W;W)K<VAE971S+W-H965T,S<N>&UL4$L! A0#%     @ AF:G4E\_T8_S
M @  @ <  !D              ("!V+H  'AL+W=O<FMS:&5E=',O<VAE970S
M."YX;6Q02P$"% ,4    " "&9J=2(3L<VZD"  "?!@  &0
M@($"O@  >&PO=V]R:W-H965T<R]S:&5E=#,Y+GAM;%!+ 0(4 Q0    ( (9F
MIU(W7L1/Y0(  . '   9              " @>+   !X;"]W;W)K<VAE971S
M+W-H965T-# N>&UL4$L! A0#%     @ AF:G4G(TYI?I P  W!$  !D
M         ("!_L,  'AL+W=O<FMS:&5E=',O<VAE970T,2YX;6Q02P$"% ,4
M    " "&9J=22E*/I00'  "<*@  &0              @($>R   >&PO=V]R
M:W-H965T<R]S:&5E=#0R+GAM;%!+ 0(4 Q0    ( (9FIU*4>/)&,P,  &$,
M   9              " @5G/  !X;"]W;W)K<VAE971S+W-H965T-#,N>&UL
M4$L! A0#%     @ AF:G4NW/6\'Q!0  :24  !D              ("!P](
M 'AL+W=O<FMS:&5E=',O<VAE970T-"YX;6Q02P$"% ,4    " "&9J=2+6;E
M%#8"  !P!0  &0              @('KV   >&PO=V]R:W-H965T<R]S:&5E
M=#0U+GAM;%!+ 0(4 Q0    ( (9FIU(I)#P4T@0  ,04   9
M  " @5C;  !X;"]W;W)K<VAE971S+W-H965T-#8N>&UL4$L! A0#%     @
MAF:G4HMT!A(^ @  WP0  !D              ("!8>   'AL+W=O<FMS:&5E
M=',O<VAE970T-RYX;6Q02P$"% ,4    " "&9J=24@YS\;8#   X#0  &0
M            @('6X@  >&PO=V]R:W-H965T<R]S:&5E=#0X+GAM;%!+ 0(4
M Q0    ( (9FIU)#NJ^^+P(  &L$   9              " @</F  !X;"]W
M;W)K<VAE971S+W-H965T-#DN>&UL4$L! A0#%     @ AF:G4J95NH:F P
M,PT  !D              ("!*>D  'AL+W=O<FMS:&5E=',O<VAE970U,"YX
M;6Q02P$"% ,4    " "&9J=2*3]T;J #  #G#P  &0              @($&
M[0  >&PO=V]R:W-H965T<R]S:&5E=#4Q+GAM;%!+ 0(4 Q0    ( (9FIU*K
MKY >W@,  "@1   9              " @=WP  !X;"]W;W)K<VAE971S+W-H
M965T-3(N>&UL4$L! A0#%     @ AF:G4M;'9 ^_ @  U <  !D
M     ("!\O0  'AL+W=O<FMS:&5E=',O<VAE970U,RYX;6Q02P$"% ,4
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M   *$@  #0              @ %> @$ >&PO<W1Y;&5S+GAM;%!+ 0(4 Q0
M   ( (9FIU*7BKL<P    !,"   +              "  :4% 0!?<F5L<R\N
M<F5L<U!+ 0(4 Q0    ( (9FIU*$MO,2900  $8E   /              "
M 8X& 0!X;"]W;W)K8F]O:RYX;6Q02P$"% ,4    " "&9J=2##^0_.4!  !_
M(0  &@              @ $@"P$ >&PO7W)E;',O=V]R:V)O;VLN>&UL+G)E
M;'-02P$"% ,4    " "&9J=2C^&W:=,!   V(0  $P              @ $]
L#0$ 6T-O;G1E;G1?5'EP97-=+GAM;%!+!08     0 !  '<1  !!#P$    !

end
</TEXT>
</DOCUMENT>
<DOCUMENT>
<TYPE>XML
<SEQUENCE>69
<FILENAME>Show.js
<DESCRIPTION>IDEA: XBRL DOCUMENT
<TEXT>
// Edgar(tm) Renderer was created by staff of the U.S. Securities and Exchange Commission.  Data and content created by government employees within the scope of their employment are not subject to domestic copyright protection. 17 U.S.C. 105.
var Show={};Show.LastAR=null,Show.showAR=function(a,r,w){if(Show.LastAR)Show.hideAR();var e=a;while(e&&e.nodeName!='TABLE')e=e.nextSibling;if(!e||e.nodeName!='TABLE'){var ref=((window)?w.document:document).getElementById(r);if(ref){e=ref.cloneNode(!0);
e.removeAttribute('id');a.parentNode.appendChild(e)}}
if(e)e.style.display='block';Show.LastAR=e};Show.hideAR=function(){Show.LastAR.style.display='none'};Show.toggleNext=function(a){var e=a;while(e.nodeName!='DIV')e=e.nextSibling;if(!e.style){}else if(!e.style.display){}else{var d,p_;if(e.style.display=='none'){d='block';p='-'}else{d='none';p='+'}
e.style.display=d;if(a.textContent){a.textContent=p+a.textContent.substring(1)}else{a.innerText=p+a.innerText.substring(1)}}}
</TEXT>
</DOCUMENT>
<DOCUMENT>
<TYPE>XML
<SEQUENCE>70
<FILENAME>report.css
<DESCRIPTION>IDEA: XBRL DOCUMENT
<TEXT>
/* Updated 2009-11-04 */
/* v2.2.0.24 */

/* DefRef Styles */
..report table.authRefData{
	background-color: #def;
	border: 2px solid #2F4497;
	font-size: 1em;
	position: absolute;
}

..report table.authRefData a {
	display: block;
	font-weight: bold;
}

..report table.authRefData p {
	margin-top: 0px;
}

..report table.authRefData .hide {
	background-color: #2F4497;
	padding: 1px 3px 0px 0px;
	text-align: right;
}

..report table.authRefData .hide a:hover {
	background-color: #2F4497;
}

..report table.authRefData .body {
	height: 150px;
	overflow: auto;
	width: 400px;
}

..report table.authRefData table{
	font-size: 1em;
}

/* Report Styles */
..pl a, .pl a:visited {
	color: black;
	text-decoration: none;
}

/* table */
..report {
	background-color: white;
	border: 2px solid #acf;
	clear: both;
	color: black;
	font: normal 8pt Helvetica, Arial, san-serif;
	margin-bottom: 2em;
}

..report hr {
	border: 1px solid #acf;
}

/* Top labels */
..report th {
	background-color: #acf;
	color: black;
	font-weight: bold;
	text-align: center;
}

..report th.void	{
	background-color: transparent;
	color: #000000;
	font: bold 10pt Helvetica, Arial, san-serif;
	text-align: left;
}

..report .pl {
	text-align: left;
	vertical-align: top;
	white-space: normal;
	width: 200px;
	white-space: normal; /* word-wrap: break-word; */
}

..report td.pl a.a {
	cursor: pointer;
	display: block;
	width: 200px;
	overflow: hidden;
}

..report td.pl div.a {
	width: 200px;
}

..report td.pl a:hover {
	background-color: #ffc;
}

/* Header rows... */
..report tr.rh {
	background-color: #acf;
	color: black;
	font-weight: bold;
}

/* Calendars... */
..report .rc {
	background-color: #f0f0f0;
}

/* Even rows... */
..report .re, .report .reu {
	background-color: #def;
}

..report .reu td {
	border-bottom: 1px solid black;
}

/* Odd rows... */
..report .ro, .report .rou {
	background-color: white;
}

..report .rou td {
	border-bottom: 1px solid black;
}

..report .rou table td, .report .reu table td {
	border-bottom: 0px solid black;
}

/* styles for footnote marker */
..report .fn {
	white-space: nowrap;
}

/* styles for numeric types */
..report .num, .report .nump {
	text-align: right;
	white-space: nowrap;
}

..report .nump {
	padding-left: 2em;
}

..report .nump {
	padding: 0px 0.4em 0px 2em;
}

/* styles for text types */
..report .text {
	text-align: left;
	white-space: normal;
}

..report .text .big {
	margin-bottom: 1em;
	width: 17em;
}

..report .text .more {
	display: none;
}

..report .text .note {
	font-style: italic;
	font-weight: bold;
}

..report .text .small {
	width: 10em;
}

..report sup {
	font-style: italic;
}

..report .outerFootnotes {
	font-size: 1em;
}
</TEXT>
</DOCUMENT>
<DOCUMENT>
<TYPE>XML
<SEQUENCE>71
<FILENAME>FilingSummary.xml
<DESCRIPTION>IDEA: XBRL DOCUMENT
<TEXT>
<XML>
<?xml version='1.0' encoding='utf-8'?>
<FilingSummary>
  <Version>3.21.1</Version>
  <ProcessingTime/>
  <ReportFormat>html</ReportFormat>
  <ContextCount>201</ContextCount>
  <ElementCount>318</ElementCount>
  <EntityCount>1</EntityCount>
  <FootnotesReported>true</FootnotesReported>
  <SegmentCount>80</SegmentCount>
  <ScenarioCount>0</ScenarioCount>
  <TuplesReported>false</TuplesReported>
  <UnitCount>5</UnitCount>
  <MyReports>
    <Report instance="ottr-20210331.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R1.htm</HtmlFileName>
      <LongName>0001001 - Document - Cover</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.otpco.com/role/Cover</Role>
      <ShortName>Cover</ShortName>
      <MenuCategory>Cover</MenuCategory>
      <Position>1</Position>
    </Report>
    <Report instance="ottr-20210331.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R2.htm</HtmlFileName>
      <LongName>1001002 - Statement - Consolidated Balance Sheets</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.otpco.com/role/ConsolidatedBalanceSheets</Role>
      <ShortName>Consolidated Balance Sheets</ShortName>
      <MenuCategory>Statements</MenuCategory>
      <Position>2</Position>
    </Report>
    <Report instance="ottr-20210331.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R3.htm</HtmlFileName>
      <LongName>1002003 - Statement - Consolidated Balance Sheets (Parentheticals)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.otpco.com/role/ConsolidatedBalanceSheetsParentheticals</Role>
      <ShortName>Consolidated Balance Sheets (Parentheticals)</ShortName>
      <MenuCategory>Statements</MenuCategory>
      <Position>3</Position>
    </Report>
    <Report instance="ottr-20210331.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R4.htm</HtmlFileName>
      <LongName>1003004 - Statement - Consolidated Statements of Income</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.otpco.com/role/ConsolidatedStatementsofIncome</Role>
      <ShortName>Consolidated Statements of Income</ShortName>
      <MenuCategory>Statements</MenuCategory>
      <Position>4</Position>
    </Report>
    <Report instance="ottr-20210331.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R5.htm</HtmlFileName>
      <LongName>1004005 - Statement - Consolidated Statements of Comprehensive Income</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.otpco.com/role/ConsolidatedStatementsofComprehensiveIncome</Role>
      <ShortName>Consolidated Statements of Comprehensive Income</ShortName>
      <MenuCategory>Statements</MenuCategory>
      <Position>5</Position>
    </Report>
    <Report instance="ottr-20210331.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R6.htm</HtmlFileName>
      <LongName>1005006 - Statement - Consolidated Statements of Shareholders' Equity</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.otpco.com/role/ConsolidatedStatementsofShareholdersEquity</Role>
      <ShortName>Consolidated Statements of Shareholders' Equity</ShortName>
      <MenuCategory>Statements</MenuCategory>
      <Position>6</Position>
    </Report>
    <Report instance="ottr-20210331.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R7.htm</HtmlFileName>
      <LongName>1006007 - Statement - Consolidated Statements of Shareholders' Equity (Parentheticals)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.otpco.com/role/ConsolidatedStatementsofShareholdersEquityParentheticals</Role>
      <ShortName>Consolidated Statements of Shareholders' Equity (Parentheticals)</ShortName>
      <MenuCategory>Statements</MenuCategory>
      <Position>7</Position>
    </Report>
    <Report instance="ottr-20210331.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R8.htm</HtmlFileName>
      <LongName>1007008 - Statement - Consolidated Statements of Cash Flows</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.otpco.com/role/ConsolidatedStatementsofCashFlows</Role>
      <ShortName>Consolidated Statements of Cash Flows</ShortName>
      <MenuCategory>Statements</MenuCategory>
      <Position>8</Position>
    </Report>
    <Report instance="ottr-20210331.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R9.htm</HtmlFileName>
      <LongName>2101101 - Disclosure - Summary of Significant Accounting Policies</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.otpco.com/role/SummaryofSignificantAccountingPolicies</Role>
      <ShortName>Summary of Significant Accounting Policies</ShortName>
      <MenuCategory>Notes</MenuCategory>
      <Position>9</Position>
    </Report>
    <Report instance="ottr-20210331.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R10.htm</HtmlFileName>
      <LongName>2104102 - Disclosure - Segment Information</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.otpco.com/role/SegmentInformation</Role>
      <ShortName>Segment Information</ShortName>
      <MenuCategory>Notes</MenuCategory>
      <Position>10</Position>
    </Report>
    <Report instance="ottr-20210331.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R11.htm</HtmlFileName>
      <LongName>2108103 - Disclosure - Revenue</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.otpco.com/role/Revenue</Role>
      <ShortName>Revenue</ShortName>
      <MenuCategory>Notes</MenuCategory>
      <Position>11</Position>
    </Report>
    <Report instance="ottr-20210331.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R12.htm</HtmlFileName>
      <LongName>2111104 - Disclosure - Select Balance Sheet Information</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.otpco.com/role/SelectBalanceSheetInformation</Role>
      <ShortName>Select Balance Sheet Information</ShortName>
      <MenuCategory>Notes</MenuCategory>
      <Position>12</Position>
    </Report>
    <Report instance="ottr-20210331.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R13.htm</HtmlFileName>
      <LongName>2118105 - Disclosure - Regulatory Matters</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.otpco.com/role/RegulatoryMatters</Role>
      <ShortName>Regulatory Matters</ShortName>
      <MenuCategory>Notes</MenuCategory>
      <Position>13</Position>
    </Report>
    <Report instance="ottr-20210331.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R14.htm</HtmlFileName>
      <LongName>2121106 - Disclosure - Short-Term and Long-Term Borrowings</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.otpco.com/role/ShortTermandLongTermBorrowings</Role>
      <ShortName>Short-Term and Long-Term Borrowings</ShortName>
      <MenuCategory>Notes</MenuCategory>
      <Position>14</Position>
    </Report>
    <Report instance="ottr-20210331.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R15.htm</HtmlFileName>
      <LongName>2126107 - Disclosure - Pension Plan and Other Postretirement Benefits</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.otpco.com/role/PensionPlanandOtherPostretirementBenefits</Role>
      <ShortName>Pension Plan and Other Postretirement Benefits</ShortName>
      <MenuCategory>Notes</MenuCategory>
      <Position>15</Position>
    </Report>
    <Report instance="ottr-20210331.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R16.htm</HtmlFileName>
      <LongName>2130108 - Disclosure - Income Taxes</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.otpco.com/role/IncomeTaxes</Role>
      <ShortName>Income Taxes</ShortName>
      <MenuCategory>Notes</MenuCategory>
      <Position>16</Position>
    </Report>
    <Report instance="ottr-20210331.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R17.htm</HtmlFileName>
      <LongName>2133109 - Disclosure - Commitments and Contingencies</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.otpco.com/role/CommitmentsandContingencies</Role>
      <ShortName>Commitments and Contingencies</ShortName>
      <MenuCategory>Notes</MenuCategory>
      <Position>17</Position>
    </Report>
    <Report instance="ottr-20210331.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R18.htm</HtmlFileName>
      <LongName>2135110 - Disclosure - Stockholders' Equity</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.otpco.com/role/StockholdersEquity</Role>
      <ShortName>Stockholders' Equity</ShortName>
      <MenuCategory>Notes</MenuCategory>
      <Position>18</Position>
    </Report>
    <Report instance="ottr-20210331.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R19.htm</HtmlFileName>
      <LongName>2137111 - Disclosure - Share-Based Payments</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.otpco.com/role/ShareBasedPayments</Role>
      <ShortName>Share-Based Payments</ShortName>
      <MenuCategory>Notes</MenuCategory>
      <Position>19</Position>
    </Report>
    <Report instance="ottr-20210331.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R20.htm</HtmlFileName>
      <LongName>2142112 - Disclosure - Earnings Per Share</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.otpco.com/role/EarningsPerShare</Role>
      <ShortName>Earnings Per Share</ShortName>
      <MenuCategory>Notes</MenuCategory>
      <Position>20</Position>
    </Report>
    <Report instance="ottr-20210331.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R21.htm</HtmlFileName>
      <LongName>2145113 - Disclosure - Fair Value Measurements</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.otpco.com/role/FairValueMeasurements</Role>
      <ShortName>Fair Value Measurements</ShortName>
      <MenuCategory>Notes</MenuCategory>
      <Position>21</Position>
    </Report>
    <Report instance="ottr-20210331.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R22.htm</HtmlFileName>
      <LongName>2202201 - Disclosure - Summary of Significant Accounting Policies (Policies)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.otpco.com/role/SummaryofSignificantAccountingPoliciesPolicies</Role>
      <ShortName>Summary of Significant Accounting Policies (Policies)</ShortName>
      <MenuCategory>Policies</MenuCategory>
      <ParentRole>http://www.otpco.com/role/SummaryofSignificantAccountingPolicies</ParentRole>
      <Position>22</Position>
    </Report>
    <Report instance="ottr-20210331.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R23.htm</HtmlFileName>
      <LongName>2305301 - Disclosure - Segment Information (Tables)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.otpco.com/role/SegmentInformationTables</Role>
      <ShortName>Segment Information (Tables)</ShortName>
      <MenuCategory>Tables</MenuCategory>
      <ParentRole>http://www.otpco.com/role/SegmentInformation</ParentRole>
      <Position>23</Position>
    </Report>
    <Report instance="ottr-20210331.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R24.htm</HtmlFileName>
      <LongName>2309302 - Disclosure - Revenue (Tables)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.otpco.com/role/RevenueTables</Role>
      <ShortName>Revenue (Tables)</ShortName>
      <MenuCategory>Tables</MenuCategory>
      <ParentRole>http://www.otpco.com/role/Revenue</ParentRole>
      <Position>24</Position>
    </Report>
    <Report instance="ottr-20210331.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R25.htm</HtmlFileName>
      <LongName>2312303 - Disclosure - Select Balance Sheet Information (Tables)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.otpco.com/role/SelectBalanceSheetInformationTables</Role>
      <ShortName>Select Balance Sheet Information (Tables)</ShortName>
      <MenuCategory>Tables</MenuCategory>
      <ParentRole>http://www.otpco.com/role/SelectBalanceSheetInformation</ParentRole>
      <Position>25</Position>
    </Report>
    <Report instance="ottr-20210331.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R26.htm</HtmlFileName>
      <LongName>2319304 - Disclosure - Regulatory Matters (Tables)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.otpco.com/role/RegulatoryMattersTables</Role>
      <ShortName>Regulatory Matters (Tables)</ShortName>
      <MenuCategory>Tables</MenuCategory>
      <ParentRole>http://www.otpco.com/role/RegulatoryMatters</ParentRole>
      <Position>26</Position>
    </Report>
    <Report instance="ottr-20210331.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R27.htm</HtmlFileName>
      <LongName>2322305 - Disclosure - Short-Term and Long-Term Borrowings (Tables)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.otpco.com/role/ShortTermandLongTermBorrowingsTables</Role>
      <ShortName>Short-Term and Long-Term Borrowings (Tables)</ShortName>
      <MenuCategory>Tables</MenuCategory>
      <ParentRole>http://www.otpco.com/role/ShortTermandLongTermBorrowings</ParentRole>
      <Position>27</Position>
    </Report>
    <Report instance="ottr-20210331.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R28.htm</HtmlFileName>
      <LongName>2327306 - Disclosure - Pension Plan and Other Postretirement Benefits (Tables)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.otpco.com/role/PensionPlanandOtherPostretirementBenefitsTables</Role>
      <ShortName>Pension Plan and Other Postretirement Benefits (Tables)</ShortName>
      <MenuCategory>Tables</MenuCategory>
      <ParentRole>http://www.otpco.com/role/PensionPlanandOtherPostretirementBenefits</ParentRole>
      <Position>28</Position>
    </Report>
    <Report instance="ottr-20210331.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R29.htm</HtmlFileName>
      <LongName>2331307 - Disclosure - Income Taxes (Tables)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.otpco.com/role/IncomeTaxesTables</Role>
      <ShortName>Income Taxes (Tables)</ShortName>
      <MenuCategory>Tables</MenuCategory>
      <ParentRole>http://www.otpco.com/role/IncomeTaxes</ParentRole>
      <Position>29</Position>
    </Report>
    <Report instance="ottr-20210331.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R30.htm</HtmlFileName>
      <LongName>2338308 - Disclosure - Share-Based Payments (Tables)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.otpco.com/role/ShareBasedPaymentsTables</Role>
      <ShortName>Share-Based Payments (Tables)</ShortName>
      <MenuCategory>Tables</MenuCategory>
      <ParentRole>http://www.otpco.com/role/ShareBasedPayments</ParentRole>
      <Position>30</Position>
    </Report>
    <Report instance="ottr-20210331.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R31.htm</HtmlFileName>
      <LongName>2343309 - Disclosure - Earnings Per Share (Tables)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.otpco.com/role/EarningsPerShareTables</Role>
      <ShortName>Earnings Per Share (Tables)</ShortName>
      <MenuCategory>Tables</MenuCategory>
      <ParentRole>http://www.otpco.com/role/EarningsPerShare</ParentRole>
      <Position>31</Position>
    </Report>
    <Report instance="ottr-20210331.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R32.htm</HtmlFileName>
      <LongName>2346310 - Disclosure - Fair Value Measurements (Tables)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.otpco.com/role/FairValueMeasurementsTables</Role>
      <ShortName>Fair Value Measurements (Tables)</ShortName>
      <MenuCategory>Tables</MenuCategory>
      <ParentRole>http://www.otpco.com/role/FairValueMeasurements</ParentRole>
      <Position>32</Position>
    </Report>
    <Report instance="ottr-20210331.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R33.htm</HtmlFileName>
      <LongName>2403401 - Disclosure - Summary of Significant Accounting Policies - Narrative (Details)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.otpco.com/role/SummaryofSignificantAccountingPoliciesNarrativeDetails</Role>
      <ShortName>Summary of Significant Accounting Policies - Narrative (Details)</ShortName>
      <MenuCategory>Details</MenuCategory>
      <Position>33</Position>
    </Report>
    <Report instance="ottr-20210331.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R34.htm</HtmlFileName>
      <LongName>2406402 - Disclosure - Segment Information - Narrative (Details)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.otpco.com/role/SegmentInformationNarrativeDetails</Role>
      <ShortName>Segment Information - Narrative (Details)</ShortName>
      <MenuCategory>Details</MenuCategory>
      <Position>34</Position>
    </Report>
    <Report instance="ottr-20210331.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R35.htm</HtmlFileName>
      <LongName>2407403 - Disclosure - Segment Information - Business Segments (Details)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.otpco.com/role/SegmentInformationBusinessSegmentsDetails</Role>
      <ShortName>Segment Information - Business Segments (Details)</ShortName>
      <MenuCategory>Details</MenuCategory>
      <Position>35</Position>
    </Report>
    <Report instance="ottr-20210331.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R36.htm</HtmlFileName>
      <LongName>2410404 - Disclosure - Revenue (Details)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.otpco.com/role/RevenueDetails</Role>
      <ShortName>Revenue (Details)</ShortName>
      <MenuCategory>Details</MenuCategory>
      <ParentRole>http://www.otpco.com/role/RevenueTables</ParentRole>
      <Position>36</Position>
    </Report>
    <Report instance="ottr-20210331.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R37.htm</HtmlFileName>
      <LongName>2413405 - Disclosure - Select Balance Sheet Information - Schedule of Receivables (Details)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.otpco.com/role/SelectBalanceSheetInformationScheduleofReceivablesDetails</Role>
      <ShortName>Select Balance Sheet Information - Schedule of Receivables (Details)</ShortName>
      <MenuCategory>Details</MenuCategory>
      <Position>37</Position>
    </Report>
    <Report instance="ottr-20210331.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R38.htm</HtmlFileName>
      <LongName>2414406 - Disclosure - Select Balance Sheet Information - Summary of Activity in Allowance for Credit Losses (Details)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.otpco.com/role/SelectBalanceSheetInformationSummaryofActivityinAllowanceforCreditLossesDetails</Role>
      <ShortName>Select Balance Sheet Information - Summary of Activity in Allowance for Credit Losses (Details)</ShortName>
      <MenuCategory>Details</MenuCategory>
      <Position>38</Position>
    </Report>
    <Report instance="ottr-20210331.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R39.htm</HtmlFileName>
      <LongName>2415407 - Disclosure - Select Balance Sheet Information - Schedule of Inventories (Details)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.otpco.com/role/SelectBalanceSheetInformationScheduleofInventoriesDetails</Role>
      <ShortName>Select Balance Sheet Information - Schedule of Inventories (Details)</ShortName>
      <MenuCategory>Details</MenuCategory>
      <Position>39</Position>
    </Report>
    <Report instance="ottr-20210331.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R40.htm</HtmlFileName>
      <LongName>2416408 - Disclosure - Select Balance Sheet Information - Schedule of Investments (Details)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.otpco.com/role/SelectBalanceSheetInformationScheduleofInvestmentsDetails</Role>
      <ShortName>Select Balance Sheet Information - Schedule of Investments (Details)</ShortName>
      <MenuCategory>Details</MenuCategory>
      <Position>40</Position>
    </Report>
    <Report instance="ottr-20210331.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R41.htm</HtmlFileName>
      <LongName>2417409 - Disclosure - Select Balance Sheet Information - Schedule of Property, Plant and Equipment (Details)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.otpco.com/role/SelectBalanceSheetInformationScheduleofPropertyPlantandEquipmentDetails</Role>
      <ShortName>Select Balance Sheet Information - Schedule of Property, Plant and Equipment (Details)</ShortName>
      <MenuCategory>Details</MenuCategory>
      <Position>41</Position>
    </Report>
    <Report instance="ottr-20210331.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R42.htm</HtmlFileName>
      <LongName>2420410 - Disclosure - Regulatory Matters - Regulatory Assets and Liabilities (Details)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.otpco.com/role/RegulatoryMattersRegulatoryAssetsandLiabilitiesDetails</Role>
      <ShortName>Regulatory Matters - Regulatory Assets and Liabilities (Details)</ShortName>
      <MenuCategory>Details</MenuCategory>
      <Position>42</Position>
    </Report>
    <Report instance="ottr-20210331.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R43.htm</HtmlFileName>
      <LongName>2423411 - Disclosure - Short-Term and Long-Term Borrowings - Lines of Credit (Details)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.otpco.com/role/ShortTermandLongTermBorrowingsLinesofCreditDetails</Role>
      <ShortName>Short-Term and Long-Term Borrowings - Lines of Credit (Details)</ShortName>
      <MenuCategory>Details</MenuCategory>
      <Position>43</Position>
    </Report>
    <Report instance="ottr-20210331.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R44.htm</HtmlFileName>
      <LongName>2424412 - Disclosure - Short-Term and Long-Term Borrowings - Breakdown of Outstanding Long-term Debt (Details)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.otpco.com/role/ShortTermandLongTermBorrowingsBreakdownofOutstandingLongtermDebtDetails</Role>
      <ShortName>Short-Term and Long-Term Borrowings - Breakdown of Outstanding Long-term Debt (Details)</ShortName>
      <MenuCategory>Details</MenuCategory>
      <Position>44</Position>
    </Report>
    <Report instance="ottr-20210331.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R45.htm</HtmlFileName>
      <LongName>2425413 - Disclosure - Short-Term and Long-Term Borrowings - Narrative (Details)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.otpco.com/role/ShortTermandLongTermBorrowingsNarrativeDetails</Role>
      <ShortName>Short-Term and Long-Term Borrowings - Narrative (Details)</ShortName>
      <MenuCategory>Details</MenuCategory>
      <Position>45</Position>
    </Report>
    <Report instance="ottr-20210331.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R46.htm</HtmlFileName>
      <LongName>2428414 - Disclosure - Pension Plan and Other Postretirement Benefits - Components of Net Periodic Benefit Cost (Details)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.otpco.com/role/PensionPlanandOtherPostretirementBenefitsComponentsofNetPeriodicBenefitCostDetails</Role>
      <ShortName>Pension Plan and Other Postretirement Benefits - Components of Net Periodic Benefit Cost (Details)</ShortName>
      <MenuCategory>Details</MenuCategory>
      <Position>46</Position>
    </Report>
    <Report instance="ottr-20210331.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R47.htm</HtmlFileName>
      <LongName>2429415 - Disclosure - Pension Plan and Other Postretirement Benefits - Narrative (Details)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.otpco.com/role/PensionPlanandOtherPostretirementBenefitsNarrativeDetails</Role>
      <ShortName>Pension Plan and Other Postretirement Benefits - Narrative (Details)</ShortName>
      <MenuCategory>Details</MenuCategory>
      <Position>47</Position>
    </Report>
    <Report instance="ottr-20210331.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R48.htm</HtmlFileName>
      <LongName>2432416 - Disclosure - Income Taxes - Effective Income Tax Rate (Details)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.otpco.com/role/IncomeTaxesEffectiveIncomeTaxRateDetails</Role>
      <ShortName>Income Taxes - Effective Income Tax Rate (Details)</ShortName>
      <MenuCategory>Details</MenuCategory>
      <Position>48</Position>
    </Report>
    <Report instance="ottr-20210331.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R49.htm</HtmlFileName>
      <LongName>2434417 - Disclosure - Commitments and Contingencies (Details)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.otpco.com/role/CommitmentsandContingenciesDetails</Role>
      <ShortName>Commitments and Contingencies (Details)</ShortName>
      <MenuCategory>Details</MenuCategory>
      <ParentRole>http://www.otpco.com/role/CommitmentsandContingencies</ParentRole>
      <Position>49</Position>
    </Report>
    <Report instance="ottr-20210331.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R50.htm</HtmlFileName>
      <LongName>2436418 - Disclosure - Stockholders' Equity (Details)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.otpco.com/role/StockholdersEquityDetails</Role>
      <ShortName>Stockholders' Equity (Details)</ShortName>
      <MenuCategory>Details</MenuCategory>
      <ParentRole>http://www.otpco.com/role/StockholdersEquity</ParentRole>
      <Position>50</Position>
    </Report>
    <Report instance="ottr-20210331.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R51.htm</HtmlFileName>
      <LongName>2439419 - Disclosure - Share-Based Payments - Narrative (Details)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.otpco.com/role/ShareBasedPaymentsNarrativeDetails</Role>
      <ShortName>Share-Based Payments - Narrative (Details)</ShortName>
      <MenuCategory>Details</MenuCategory>
      <Position>51</Position>
    </Report>
    <Report instance="ottr-20210331.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R52.htm</HtmlFileName>
      <LongName>2440420 - Disclosure - Share-Based Payments - Summary of Restricted Stock Awards and Stock Performance Awards (Details)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.otpco.com/role/ShareBasedPaymentsSummaryofRestrictedStockAwardsandStockPerformanceAwardsDetails</Role>
      <ShortName>Share-Based Payments - Summary of Restricted Stock Awards and Stock Performance Awards (Details)</ShortName>
      <MenuCategory>Details</MenuCategory>
      <Position>52</Position>
    </Report>
    <Report instance="ottr-20210331.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R53.htm</HtmlFileName>
      <LongName>2441421 - Disclosure - Share-Based Payments - Weighted-Average Assumptions (Details)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.otpco.com/role/ShareBasedPaymentsWeightedAverageAssumptionsDetails</Role>
      <ShortName>Share-Based Payments - Weighted-Average Assumptions (Details)</ShortName>
      <MenuCategory>Details</MenuCategory>
      <Position>53</Position>
    </Report>
    <Report instance="ottr-20210331.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R54.htm</HtmlFileName>
      <LongName>2444422 - Disclosure - Earnings Per Share (Details)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.otpco.com/role/EarningsPerShareDetails</Role>
      <ShortName>Earnings Per Share (Details)</ShortName>
      <MenuCategory>Details</MenuCategory>
      <ParentRole>http://www.otpco.com/role/EarningsPerShareTables</ParentRole>
      <Position>54</Position>
    </Report>
    <Report instance="ottr-20210331.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R55.htm</HtmlFileName>
      <LongName>2447423 - Disclosure - Fair Value Measurements - Schedule of Fair Value Measurements, Recurring and Nonrecurring (Details)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.otpco.com/role/FairValueMeasurementsScheduleofFairValueMeasurementsRecurringandNonrecurringDetails</Role>
      <ShortName>Fair Value Measurements - Schedule of Fair Value Measurements, Recurring and Nonrecurring (Details)</ShortName>
      <MenuCategory>Details</MenuCategory>
      <Position>55</Position>
    </Report>
    <Report instance="ottr-20210331.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R56.htm</HtmlFileName>
      <LongName>2448424 - Disclosure - Fair Value Measurements - Schedule of Fair Value of Assets and Liabilities (Details)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.otpco.com/role/FairValueMeasurementsScheduleofFairValueofAssetsandLiabilitiesDetails</Role>
      <ShortName>Fair Value Measurements - Schedule of Fair Value of Assets and Liabilities (Details)</ShortName>
      <MenuCategory>Details</MenuCategory>
      <Position>56</Position>
    </Report>
    <Report>
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <LongName>All Reports</LongName>
      <ReportType>Book</ReportType>
      <ShortName>All Reports</ShortName>
    </Report>
  </MyReports>
  <InputFiles>
    <File doctype="10-Q" original="ottr-20210331.htm">ottr-20210331.htm</File>
    <File>a2021q110qex311.htm</File>
    <File>a2021q110qex312.htm</File>
    <File>a2021q110qex321.htm</File>
    <File>a2021q110qex322.htm</File>
    <File>ottr-20210331.xsd</File>
    <File>ottr-20210331_cal.xml</File>
    <File>ottr-20210331_def.xml</File>
    <File>ottr-20210331_lab.xml</File>
    <File>ottr-20210331_pre.xml</File>
  </InputFiles>
  <SupplementalFiles/>
  <BaseTaxonomies>
    <BaseTaxonomy>http://fasb.org/srt/2020-01-31</BaseTaxonomy>
    <BaseTaxonomy>http://xbrl.sec.gov/dei/2020-01-31</BaseTaxonomy>
    <BaseTaxonomy>http://fasb.org/us-gaap/2020-01-31</BaseTaxonomy>
  </BaseTaxonomies>
  <HasPresentationLinkbase>true</HasPresentationLinkbase>
  <HasCalculationLinkbase>true</HasCalculationLinkbase>
</FilingSummary>
</XML>
</TEXT>
</DOCUMENT>
<DOCUMENT>
<TYPE>JSON
<SEQUENCE>74
<FILENAME>MetaLinks.json
<DESCRIPTION>IDEA: XBRL DOCUMENT
<TEXT>
{
 "instance": {
  "ottr-20210331.htm": {
   "axisCustom": 0,
   "axisStandard": 20,
   "contextCount": 201,
   "dts": {
    "calculationLink": {
     "local": [
      "ottr-20210331_cal.xml"
     ]
    },
    "definitionLink": {
     "local": [
      "ottr-20210331_def.xml"
     ],
     "remote": [
      "http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-eedm-def-2020-01-31.xml",
      "http://xbrl.fasb.org/srt/2020/elts/srt-eedm1-def-2020-01-31.xml"
     ]
    },
    "inline": {
     "local": [
      "ottr-20210331.htm"
     ]
    },
    "labelLink": {
     "local": [
      "ottr-20210331_lab.xml"
     ],
     "remote": [
      "http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-doc-2020-01-31.xml",
      "https://xbrl.sec.gov/dei/2020/dei-doc-2020-01-31.xml"
     ]
    },
    "presentationLink": {
     "local": [
      "ottr-20210331_pre.xml"
     ]
    },
    "referenceLink": {
     "remote": [
      "https://xbrl.sec.gov/dei/2020/dei-ref-2020-01-31.xml",
      "http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-ref-2020-01-31.xml"
     ]
    },
    "schema": {
     "local": [
      "ottr-20210331.xsd"
     ],
     "remote": [
      "http://xbrl.fasb.org/srt/2020/elts/srt-2020-01-31.xsd",
      "http://www.xbrl.org/2003/xbrl-instance-2003-12-31.xsd",
      "http://www.xbrl.org/2003/xbrl-linkbase-2003-12-31.xsd",
      "http://www.xbrl.org/2003/xl-2003-12-31.xsd",
      "http://www.xbrl.org/2003/xlink-2003-12-31.xsd",
      "http://www.xbrl.org/dtr/type/numeric-2009-12-16.xsd",
      "http://www.xbrl.org/dtr/type/nonNumeric-2009-12-16.xsd",
      "http://www.xbrl.org/2005/xbrldt-2005.xsd",
      "http://www.xbrl.org/2006/ref-2006-02-27.xsd",
      "http://xbrl.fasb.org/srt/2020/elts/srt-types-2020-01-31.xsd",
      "http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd",
      "http://xbrl.fasb.org/us-gaap/2020/elts/us-roles-2020-01-31.xsd",
      "http://xbrl.fasb.org/srt/2020/elts/srt-roles-2020-01-31.xsd",
      "https://xbrl.sec.gov/country/2020/country-2020-01-31.xsd",
      "http://xbrl.fasb.org/us-gaap/2020/elts/us-types-2020-01-31.xsd",
      "https://xbrl.sec.gov/dei/2020/dei-2020-01-31.xsd",
      "http://www.xbrl.org/lrr/role/negated-2009-12-16.xsd",
      "http://www.xbrl.org/lrr/role/net-2009-12-16.xsd",
      "http://www.xbrl.org/lrr/role/deprecated-2009-12-16.xsd",
      "http://www.xbrl.org/lrr/role/reference-2009-12-16.xsd",
      "http://xbrl.fasb.org/us-gaap/2020/elts/us-parts-codification-2020-01-31.xsd"
     ]
    }
   },
   "elementCount": 447,
   "entityCount": 1,
   "hidden": {
    "http://fasb.org/us-gaap/2020-01-31": 1,
    "http://xbrl.sec.gov/dei/2020-01-31": 5,
    "total": 6
   },
   "keyCustom": 23,
   "keyStandard": 295,
   "memberCustom": 53,
   "memberStandard": 24,
   "nsprefix": "ottr",
   "nsuri": "http://www.otpco.com/20210331",
   "report": {
    "R1": {
     "firstAnchor": {
      "ancestors": [
       "span",
       "div",
       "body",
       "html"
      ],
      "baseRef": "ottr-20210331.htm",
      "contextRef": "i3a76d1213b09470fa8c6c3f49fa75d98_D20210101-20210331",
      "decimals": null,
      "first": true,
      "lang": "en-US",
      "name": "dei:DocumentType",
      "reportCount": 1,
      "unique": true,
      "unitRef": null,
      "xsiNil": "false"
     },
     "groupType": "document",
     "isDefault": "true",
     "longName": "0001001 - Document - Cover",
     "role": "http://www.otpco.com/role/Cover",
     "shortName": "Cover",
     "subGroupType": "",
     "uniqueAnchor": {
      "ancestors": [
       "span",
       "div",
       "body",
       "html"
      ],
      "baseRef": "ottr-20210331.htm",
      "contextRef": "i3a76d1213b09470fa8c6c3f49fa75d98_D20210101-20210331",
      "decimals": null,
      "first": true,
      "lang": "en-US",
      "name": "dei:DocumentType",
      "reportCount": 1,
      "unique": true,
      "unitRef": null,
      "xsiNil": "false"
     }
    },
    "R10": {
     "firstAnchor": {
      "ancestors": [
       "span",
       "div",
       "body",
       "html"
      ],
      "baseRef": "ottr-20210331.htm",
      "contextRef": "i3a76d1213b09470fa8c6c3f49fa75d98_D20210101-20210331",
      "decimals": null,
      "first": true,
      "lang": "en-US",
      "name": "us-gaap:SegmentReportingDisclosureTextBlock",
      "reportCount": 1,
      "unique": true,
      "unitRef": null,
      "xsiNil": "false"
     },
     "groupType": "disclosure",
     "isDefault": "false",
     "longName": "2104102 - Disclosure - Segment Information",
     "role": "http://www.otpco.com/role/SegmentInformation",
     "shortName": "Segment Information",
     "subGroupType": "",
     "uniqueAnchor": {
      "ancestors": [
       "span",
       "div",
       "body",
       "html"
      ],
      "baseRef": "ottr-20210331.htm",
      "contextRef": "i3a76d1213b09470fa8c6c3f49fa75d98_D20210101-20210331",
      "decimals": null,
      "first": true,
      "lang": "en-US",
      "name": "us-gaap:SegmentReportingDisclosureTextBlock",
      "reportCount": 1,
      "unique": true,
      "unitRef": null,
      "xsiNil": "false"
     }
    },
    "R11": {
     "firstAnchor": {
      "ancestors": [
       "span",
       "div",
       "body",
       "html"
      ],
      "baseRef": "ottr-20210331.htm",
      "contextRef": "i3a76d1213b09470fa8c6c3f49fa75d98_D20210101-20210331",
      "decimals": null,
      "first": true,
      "lang": "en-US",
      "name": "us-gaap:RevenueFromContractWithCustomerTextBlock",
      "reportCount": 1,
      "unique": true,
      "unitRef": null,
      "xsiNil": "false"
     },
     "groupType": "disclosure",
     "isDefault": "false",
     "longName": "2108103 - Disclosure - Revenue",
     "role": "http://www.otpco.com/role/Revenue",
     "shortName": "Revenue",
     "subGroupType": "",
     "uniqueAnchor": {
      "ancestors": [
       "span",
       "div",
       "body",
       "html"
      ],
      "baseRef": "ottr-20210331.htm",
      "contextRef": "i3a76d1213b09470fa8c6c3f49fa75d98_D20210101-20210331",
      "decimals": null,
      "first": true,
      "lang": "en-US",
      "name": "us-gaap:RevenueFromContractWithCustomerTextBlock",
      "reportCount": 1,
      "unique": true,
      "unitRef": null,
      "xsiNil": "false"
     }
    },
    "R12": {
     "firstAnchor": {
      "ancestors": [
       "span",
       "div",
       "body",
       "html"
      ],
      "baseRef": "ottr-20210331.htm",
      "contextRef": "i3a76d1213b09470fa8c6c3f49fa75d98_D20210101-20210331",
      "decimals": null,
      "first": true,
      "lang": "en-US",
      "name": "us-gaap:SupplementalBalanceSheetDisclosuresTextBlock",
      "reportCount": 1,
      "unique": true,
      "unitRef": null,
      "xsiNil": "false"
     },
     "groupType": "disclosure",
     "isDefault": "false",
     "longName": "2111104 - Disclosure - Select Balance Sheet Information",
     "role": "http://www.otpco.com/role/SelectBalanceSheetInformation",
     "shortName": "Select Balance Sheet Information",
     "subGroupType": "",
     "uniqueAnchor": {
      "ancestors": [
       "span",
       "div",
       "body",
       "html"
      ],
      "baseRef": "ottr-20210331.htm",
      "contextRef": "i3a76d1213b09470fa8c6c3f49fa75d98_D20210101-20210331",
      "decimals": null,
      "first": true,
      "lang": "en-US",
      "name": "us-gaap:SupplementalBalanceSheetDisclosuresTextBlock",
      "reportCount": 1,
      "unique": true,
      "unitRef": null,
      "xsiNil": "false"
     }
    },
    "R13": {
     "firstAnchor": {
      "ancestors": [
       "span",
       "div",
       "body",
       "html"
      ],
      "baseRef": "ottr-20210331.htm",
      "contextRef": "i3a76d1213b09470fa8c6c3f49fa75d98_D20210101-20210331",
      "decimals": null,
      "first": true,
      "lang": "en-US",
      "name": "us-gaap:ScheduleOfRegulatoryAssetsAndLiabilitiesTextBlock",
      "reportCount": 1,
      "unique": true,
      "unitRef": null,
      "xsiNil": "false"
     },
     "groupType": "disclosure",
     "isDefault": "false",
     "longName": "2118105 - Disclosure - Regulatory Matters",
     "role": "http://www.otpco.com/role/RegulatoryMatters",
     "shortName": "Regulatory Matters",
     "subGroupType": "",
     "uniqueAnchor": {
      "ancestors": [
       "span",
       "div",
       "body",
       "html"
      ],
      "baseRef": "ottr-20210331.htm",
      "contextRef": "i3a76d1213b09470fa8c6c3f49fa75d98_D20210101-20210331",
      "decimals": null,
      "first": true,
      "lang": "en-US",
      "name": "us-gaap:ScheduleOfRegulatoryAssetsAndLiabilitiesTextBlock",
      "reportCount": 1,
      "unique": true,
      "unitRef": null,
      "xsiNil": "false"
     }
    },
    "R14": {
     "firstAnchor": {
      "ancestors": [
       "span",
       "div",
       "body",
       "html"
      ],
      "baseRef": "ottr-20210331.htm",
      "contextRef": "i3a76d1213b09470fa8c6c3f49fa75d98_D20210101-20210331",
      "decimals": null,
      "first": true,
      "lang": "en-US",
      "name": "us-gaap:DebtDisclosureTextBlock",
      "reportCount": 1,
      "unique": true,
      "unitRef": null,
      "xsiNil": "false"
     },
     "groupType": "disclosure",
     "isDefault": "false",
     "longName": "2121106 - Disclosure - Short-Term and Long-Term Borrowings",
     "role": "http://www.otpco.com/role/ShortTermandLongTermBorrowings",
     "shortName": "Short-Term and Long-Term Borrowings",
     "subGroupType": "",
     "uniqueAnchor": {
      "ancestors": [
       "span",
       "div",
       "body",
       "html"
      ],
      "baseRef": "ottr-20210331.htm",
      "contextRef": "i3a76d1213b09470fa8c6c3f49fa75d98_D20210101-20210331",
      "decimals": null,
      "first": true,
      "lang": "en-US",
      "name": "us-gaap:DebtDisclosureTextBlock",
      "reportCount": 1,
      "unique": true,
      "unitRef": null,
      "xsiNil": "false"
     }
    },
    "R15": {
     "firstAnchor": {
      "ancestors": [
       "span",
       "div",
       "body",
       "html"
      ],
      "baseRef": "ottr-20210331.htm",
      "contextRef": "i3a76d1213b09470fa8c6c3f49fa75d98_D20210101-20210331",
      "decimals": null,
      "first": true,
      "lang": "en-US",
      "name": "us-gaap:PensionAndOtherPostretirementBenefitsDisclosureTextBlock",
      "reportCount": 1,
      "unique": true,
      "unitRef": null,
      "xsiNil": "false"
     },
     "groupType": "disclosure",
     "isDefault": "false",
     "longName": "2126107 - Disclosure - Pension Plan and Other Postretirement Benefits",
     "role": "http://www.otpco.com/role/PensionPlanandOtherPostretirementBenefits",
     "shortName": "Pension Plan and Other Postretirement Benefits",
     "subGroupType": "",
     "uniqueAnchor": {
      "ancestors": [
       "span",
       "div",
       "body",
       "html"
      ],
      "baseRef": "ottr-20210331.htm",
      "contextRef": "i3a76d1213b09470fa8c6c3f49fa75d98_D20210101-20210331",
      "decimals": null,
      "first": true,
      "lang": "en-US",
      "name": "us-gaap:PensionAndOtherPostretirementBenefitsDisclosureTextBlock",
      "reportCount": 1,
      "unique": true,
      "unitRef": null,
      "xsiNil": "false"
     }
    },
    "R16": {
     "firstAnchor": {
      "ancestors": [
       "span",
       "div",
       "body",
       "html"
      ],
      "baseRef": "ottr-20210331.htm",
      "contextRef": "i3a76d1213b09470fa8c6c3f49fa75d98_D20210101-20210331",
      "decimals": null,
      "first": true,
      "lang": "en-US",
      "name": "us-gaap:IncomeTaxDisclosureTextBlock",
      "reportCount": 1,
      "unique": true,
      "unitRef": null,
      "xsiNil": "false"
     },
     "groupType": "disclosure",
     "isDefault": "false",
     "longName": "2130108 - Disclosure - Income Taxes",
     "role": "http://www.otpco.com/role/IncomeTaxes",
     "shortName": "Income Taxes",
     "subGroupType": "",
     "uniqueAnchor": {
      "ancestors": [
       "span",
       "div",
       "body",
       "html"
      ],
      "baseRef": "ottr-20210331.htm",
      "contextRef": "i3a76d1213b09470fa8c6c3f49fa75d98_D20210101-20210331",
      "decimals": null,
      "first": true,
      "lang": "en-US",
      "name": "us-gaap:IncomeTaxDisclosureTextBlock",
      "reportCount": 1,
      "unique": true,
      "unitRef": null,
      "xsiNil": "false"
     }
    },
    "R17": {
     "firstAnchor": {
      "ancestors": [
       "span",
       "div",
       "body",
       "html"
      ],
      "baseRef": "ottr-20210331.htm",
      "contextRef": "i3a76d1213b09470fa8c6c3f49fa75d98_D20210101-20210331",
      "decimals": null,
      "first": true,
      "lang": "en-US",
      "name": "us-gaap:CommitmentsAndContingenciesDisclosureTextBlock",
      "reportCount": 1,
      "unique": true,
      "unitRef": null,
      "xsiNil": "false"
     },
     "groupType": "disclosure",
     "isDefault": "false",
     "longName": "2133109 - Disclosure - Commitments and Contingencies",
     "role": "http://www.otpco.com/role/CommitmentsandContingencies",
     "shortName": "Commitments and Contingencies",
     "subGroupType": "",
     "uniqueAnchor": {
      "ancestors": [
       "span",
       "div",
       "body",
       "html"
      ],
      "baseRef": "ottr-20210331.htm",
      "contextRef": "i3a76d1213b09470fa8c6c3f49fa75d98_D20210101-20210331",
      "decimals": null,
      "first": true,
      "lang": "en-US",
      "name": "us-gaap:CommitmentsAndContingenciesDisclosureTextBlock",
      "reportCount": 1,
      "unique": true,
      "unitRef": null,
      "xsiNil": "false"
     }
    },
    "R18": {
     "firstAnchor": {
      "ancestors": [
       "span",
       "div",
       "body",
       "html"
      ],
      "baseRef": "ottr-20210331.htm",
      "contextRef": "i3a76d1213b09470fa8c6c3f49fa75d98_D20210101-20210331",
      "decimals": null,
      "first": true,
      "lang": "en-US",
      "name": "us-gaap:StockholdersEquityNoteDisclosureTextBlock",
      "reportCount": 1,
      "unique": true,
      "unitRef": null,
      "xsiNil": "false"
     },
     "groupType": "disclosure",
     "isDefault": "false",
     "longName": "2135110 - Disclosure - Stockholders' Equity",
     "role": "http://www.otpco.com/role/StockholdersEquity",
     "shortName": "Stockholders' Equity",
     "subGroupType": "",
     "uniqueAnchor": {
      "ancestors": [
       "span",
       "div",
       "body",
       "html"
      ],
      "baseRef": "ottr-20210331.htm",
      "contextRef": "i3a76d1213b09470fa8c6c3f49fa75d98_D20210101-20210331",
      "decimals": null,
      "first": true,
      "lang": "en-US",
      "name": "us-gaap:StockholdersEquityNoteDisclosureTextBlock",
      "reportCount": 1,
      "unique": true,
      "unitRef": null,
      "xsiNil": "false"
     }
    },
    "R19": {
     "firstAnchor": {
      "ancestors": [
       "span",
       "div",
       "body",
       "html"
      ],
      "baseRef": "ottr-20210331.htm",
      "contextRef": "i3a76d1213b09470fa8c6c3f49fa75d98_D20210101-20210331",
      "decimals": null,
      "first": true,
      "lang": "en-US",
      "name": "us-gaap:DisclosureOfCompensationRelatedCostsShareBasedPaymentsTextBlock",
      "reportCount": 1,
      "unique": true,
      "unitRef": null,
      "xsiNil": "false"
     },
     "groupType": "disclosure",
     "isDefault": "false",
     "longName": "2137111 - Disclosure - Share-Based Payments",
     "role": "http://www.otpco.com/role/ShareBasedPayments",
     "shortName": "Share-Based Payments",
     "subGroupType": "",
     "uniqueAnchor": {
      "ancestors": [
       "span",
       "div",
       "body",
       "html"
      ],
      "baseRef": "ottr-20210331.htm",
      "contextRef": "i3a76d1213b09470fa8c6c3f49fa75d98_D20210101-20210331",
      "decimals": null,
      "first": true,
      "lang": "en-US",
      "name": "us-gaap:DisclosureOfCompensationRelatedCostsShareBasedPaymentsTextBlock",
      "reportCount": 1,
      "unique": true,
      "unitRef": null,
      "xsiNil": "false"
     }
    },
    "R2": {
     "firstAnchor": {
      "ancestors": [
       "span",
       "td",
       "tr",
       "table",
       "div",
       "body",
       "html"
      ],
      "baseRef": "ottr-20210331.htm",
      "contextRef": "i5458f4d6e23940ca92dd24eb67c70571_I20210331",
      "decimals": "-3",
      "first": true,
      "lang": "en-US",
      "name": "us-gaap:CashAndCashEquivalentsAtCarryingValue",
      "reportCount": 1,
      "unique": true,
      "unitRef": "usd",
      "xsiNil": "false"
     },
     "groupType": "statement",
     "isDefault": "false",
     "longName": "1001002 - Statement - Consolidated Balance Sheets",
     "role": "http://www.otpco.com/role/ConsolidatedBalanceSheets",
     "shortName": "Consolidated Balance Sheets",
     "subGroupType": "",
     "uniqueAnchor": {
      "ancestors": [
       "span",
       "td",
       "tr",
       "table",
       "div",
       "body",
       "html"
      ],
      "baseRef": "ottr-20210331.htm",
      "contextRef": "i5458f4d6e23940ca92dd24eb67c70571_I20210331",
      "decimals": "-3",
      "first": true,
      "lang": "en-US",
      "name": "us-gaap:CashAndCashEquivalentsAtCarryingValue",
      "reportCount": 1,
      "unique": true,
      "unitRef": "usd",
      "xsiNil": "false"
     }
    },
    "R20": {
     "firstAnchor": {
      "ancestors": [
       "span",
       "div",
       "body",
       "html"
      ],
      "baseRef": "ottr-20210331.htm",
      "contextRef": "i3a76d1213b09470fa8c6c3f49fa75d98_D20210101-20210331",
      "decimals": null,
      "first": true,
      "lang": "en-US",
      "name": "us-gaap:EarningsPerShareTextBlock",
      "reportCount": 1,
      "unique": true,
      "unitRef": null,
      "xsiNil": "false"
     },
     "groupType": "disclosure",
     "isDefault": "false",
     "longName": "2142112 - Disclosure - Earnings Per Share",
     "role": "http://www.otpco.com/role/EarningsPerShare",
     "shortName": "Earnings Per Share",
     "subGroupType": "",
     "uniqueAnchor": {
      "ancestors": [
       "span",
       "div",
       "body",
       "html"
      ],
      "baseRef": "ottr-20210331.htm",
      "contextRef": "i3a76d1213b09470fa8c6c3f49fa75d98_D20210101-20210331",
      "decimals": null,
      "first": true,
      "lang": "en-US",
      "name": "us-gaap:EarningsPerShareTextBlock",
      "reportCount": 1,
      "unique": true,
      "unitRef": null,
      "xsiNil": "false"
     }
    },
    "R21": {
     "firstAnchor": {
      "ancestors": [
       "span",
       "div",
       "body",
       "html"
      ],
      "baseRef": "ottr-20210331.htm",
      "contextRef": "i3a76d1213b09470fa8c6c3f49fa75d98_D20210101-20210331",
      "decimals": null,
      "first": true,
      "lang": "en-US",
      "name": "us-gaap:FairValueDisclosuresTextBlock",
      "reportCount": 1,
      "unique": true,
      "unitRef": null,
      "xsiNil": "false"
     },
     "groupType": "disclosure",
     "isDefault": "false",
     "longName": "2145113 - Disclosure - Fair Value Measurements",
     "role": "http://www.otpco.com/role/FairValueMeasurements",
     "shortName": "Fair Value Measurements",
     "subGroupType": "",
     "uniqueAnchor": {
      "ancestors": [
       "span",
       "div",
       "body",
       "html"
      ],
      "baseRef": "ottr-20210331.htm",
      "contextRef": "i3a76d1213b09470fa8c6c3f49fa75d98_D20210101-20210331",
      "decimals": null,
      "first": true,
      "lang": "en-US",
      "name": "us-gaap:FairValueDisclosuresTextBlock",
      "reportCount": 1,
      "unique": true,
      "unitRef": null,
      "xsiNil": "false"
     }
    },
    "R22": {
     "firstAnchor": {
      "ancestors": [
       "ix:continuation",
       "body",
       "html"
      ],
      "baseRef": "ottr-20210331.htm",
      "contextRef": "i3a76d1213b09470fa8c6c3f49fa75d98_D20210101-20210331",
      "decimals": null,
      "first": true,
      "lang": "en-US",
      "name": "us-gaap:BasisOfAccountingPolicyPolicyTextBlock",
      "reportCount": 1,
      "unique": true,
      "unitRef": null,
      "xsiNil": "false"
     },
     "groupType": "disclosure",
     "isDefault": "false",
     "longName": "2202201 - Disclosure - Summary of Significant Accounting Policies (Policies)",
     "role": "http://www.otpco.com/role/SummaryofSignificantAccountingPoliciesPolicies",
     "shortName": "Summary of Significant Accounting Policies (Policies)",
     "subGroupType": "policies",
     "uniqueAnchor": {
      "ancestors": [
       "ix:continuation",
       "body",
       "html"
      ],
      "baseRef": "ottr-20210331.htm",
      "contextRef": "i3a76d1213b09470fa8c6c3f49fa75d98_D20210101-20210331",
      "decimals": null,
      "first": true,
      "lang": "en-US",
      "name": "us-gaap:BasisOfAccountingPolicyPolicyTextBlock",
      "reportCount": 1,
      "unique": true,
      "unitRef": null,
      "xsiNil": "false"
     }
    },
    "R23": {
     "firstAnchor": {
      "ancestors": [
       "ix:continuation",
       "body",
       "html"
      ],
      "baseRef": "ottr-20210331.htm",
      "contextRef": "i3a76d1213b09470fa8c6c3f49fa75d98_D20210101-20210331",
      "decimals": null,
      "first": true,
      "lang": "en-US",
      "name": "us-gaap:ScheduleOfSegmentReportingInformationBySegmentTextBlock",
      "reportCount": 1,
      "unique": true,
      "unitRef": null,
      "xsiNil": "false"
     },
     "groupType": "disclosure",
     "isDefault": "false",
     "longName": "2305301 - Disclosure - Segment Information (Tables)",
     "role": "http://www.otpco.com/role/SegmentInformationTables",
     "shortName": "Segment Information (Tables)",
     "subGroupType": "tables",
     "uniqueAnchor": {
      "ancestors": [
       "ix:continuation",
       "body",
       "html"
      ],
      "baseRef": "ottr-20210331.htm",
      "contextRef": "i3a76d1213b09470fa8c6c3f49fa75d98_D20210101-20210331",
      "decimals": null,
      "first": true,
      "lang": "en-US",
      "name": "us-gaap:ScheduleOfSegmentReportingInformationBySegmentTextBlock",
      "reportCount": 1,
      "unique": true,
      "unitRef": null,
      "xsiNil": "false"
     }
    },
    "R24": {
     "firstAnchor": {
      "ancestors": [
       "ix:continuation",
       "body",
       "html"
      ],
      "baseRef": "ottr-20210331.htm",
      "contextRef": "i3a76d1213b09470fa8c6c3f49fa75d98_D20210101-20210331",
      "decimals": null,
      "first": true,
      "lang": "en-US",
      "name": "us-gaap:DisaggregationOfRevenueTableTextBlock",
      "reportCount": 1,
      "unique": true,
      "unitRef": null,
      "xsiNil": "false"
     },
     "groupType": "disclosure",
     "isDefault": "false",
     "longName": "2309302 - Disclosure - Revenue (Tables)",
     "role": "http://www.otpco.com/role/RevenueTables",
     "shortName": "Revenue (Tables)",
     "subGroupType": "tables",
     "uniqueAnchor": {
      "ancestors": [
       "ix:continuation",
       "body",
       "html"
      ],
      "baseRef": "ottr-20210331.htm",
      "contextRef": "i3a76d1213b09470fa8c6c3f49fa75d98_D20210101-20210331",
      "decimals": null,
      "first": true,
      "lang": "en-US",
      "name": "us-gaap:DisaggregationOfRevenueTableTextBlock",
      "reportCount": 1,
      "unique": true,
      "unitRef": null,
      "xsiNil": "false"
     }
    },
    "R25": {
     "firstAnchor": {
      "ancestors": [
       "ix:continuation",
       "body",
       "html"
      ],
      "baseRef": "ottr-20210331.htm",
      "contextRef": "i3a76d1213b09470fa8c6c3f49fa75d98_D20210101-20210331",
      "decimals": null,
      "first": true,
      "lang": "en-US",
      "name": "us-gaap:ScheduleOfAccountsNotesLoansAndFinancingReceivableTextBlock",
      "reportCount": 1,
      "unique": true,
      "unitRef": null,
      "xsiNil": "false"
     },
     "groupType": "disclosure",
     "isDefault": "false",
     "longName": "2312303 - Disclosure - Select Balance Sheet Information (Tables)",
     "role": "http://www.otpco.com/role/SelectBalanceSheetInformationTables",
     "shortName": "Select Balance Sheet Information (Tables)",
     "subGroupType": "tables",
     "uniqueAnchor": {
      "ancestors": [
       "ix:continuation",
       "body",
       "html"
      ],
      "baseRef": "ottr-20210331.htm",
      "contextRef": "i3a76d1213b09470fa8c6c3f49fa75d98_D20210101-20210331",
      "decimals": null,
      "first": true,
      "lang": "en-US",
      "name": "us-gaap:ScheduleOfAccountsNotesLoansAndFinancingReceivableTextBlock",
      "reportCount": 1,
      "unique": true,
      "unitRef": null,
      "xsiNil": "false"
     }
    },
    "R26": {
     "firstAnchor": {
      "ancestors": [
       "ix:continuation",
       "body",
       "html"
      ],
      "baseRef": "ottr-20210331.htm",
      "contextRef": "i3a76d1213b09470fa8c6c3f49fa75d98_D20210101-20210331",
      "decimals": null,
      "first": true,
      "lang": "en-US",
      "name": "ottr:ScheduleOfRegulatoryAssetsAndLiabilitiesTableTextBlock",
      "reportCount": 1,
      "unique": true,
      "unitRef": null,
      "xsiNil": "false"
     },
     "groupType": "disclosure",
     "isDefault": "false",
     "longName": "2319304 - Disclosure - Regulatory Matters (Tables)",
     "role": "http://www.otpco.com/role/RegulatoryMattersTables",
     "shortName": "Regulatory Matters (Tables)",
     "subGroupType": "tables",
     "uniqueAnchor": {
      "ancestors": [
       "ix:continuation",
       "body",
       "html"
      ],
      "baseRef": "ottr-20210331.htm",
      "contextRef": "i3a76d1213b09470fa8c6c3f49fa75d98_D20210101-20210331",
      "decimals": null,
      "first": true,
      "lang": "en-US",
      "name": "ottr:ScheduleOfRegulatoryAssetsAndLiabilitiesTableTextBlock",
      "reportCount": 1,
      "unique": true,
      "unitRef": null,
      "xsiNil": "false"
     }
    },
    "R27": {
     "firstAnchor": {
      "ancestors": [
       "ix:continuation",
       "body",
       "html"
      ],
      "baseRef": "ottr-20210331.htm",
      "contextRef": "i3a76d1213b09470fa8c6c3f49fa75d98_D20210101-20210331",
      "decimals": null,
      "first": true,
      "lang": "en-US",
      "name": "us-gaap:ScheduleOfLineOfCreditFacilitiesTextBlock",
      "reportCount": 1,
      "unique": true,
      "unitRef": null,
      "xsiNil": "false"
     },
     "groupType": "disclosure",
     "isDefault": "false",
     "longName": "2322305 - Disclosure - Short-Term and Long-Term Borrowings (Tables)",
     "role": "http://www.otpco.com/role/ShortTermandLongTermBorrowingsTables",
     "shortName": "Short-Term and Long-Term Borrowings (Tables)",
     "subGroupType": "tables",
     "uniqueAnchor": {
      "ancestors": [
       "ix:continuation",
       "body",
       "html"
      ],
      "baseRef": "ottr-20210331.htm",
      "contextRef": "i3a76d1213b09470fa8c6c3f49fa75d98_D20210101-20210331",
      "decimals": null,
      "first": true,
      "lang": "en-US",
      "name": "us-gaap:ScheduleOfLineOfCreditFacilitiesTextBlock",
      "reportCount": 1,
      "unique": true,
      "unitRef": null,
      "xsiNil": "false"
     }
    },
    "R28": {
     "firstAnchor": {
      "ancestors": [
       "ix:continuation",
       "body",
       "html"
      ],
      "baseRef": "ottr-20210331.htm",
      "contextRef": "i3a76d1213b09470fa8c6c3f49fa75d98_D20210101-20210331",
      "decimals": null,
      "first": true,
      "lang": "en-US",
      "name": "us-gaap:ScheduleOfNetBenefitCostsTableTextBlock",
      "reportCount": 1,
      "unique": true,
      "unitRef": null,
      "xsiNil": "false"
     },
     "groupType": "disclosure",
     "isDefault": "false",
     "longName": "2327306 - Disclosure - Pension Plan and Other Postretirement Benefits (Tables)",
     "role": "http://www.otpco.com/role/PensionPlanandOtherPostretirementBenefitsTables",
     "shortName": "Pension Plan and Other Postretirement Benefits (Tables)",
     "subGroupType": "tables",
     "uniqueAnchor": {
      "ancestors": [
       "ix:continuation",
       "body",
       "html"
      ],
      "baseRef": "ottr-20210331.htm",
      "contextRef": "i3a76d1213b09470fa8c6c3f49fa75d98_D20210101-20210331",
      "decimals": null,
      "first": true,
      "lang": "en-US",
      "name": "us-gaap:ScheduleOfNetBenefitCostsTableTextBlock",
      "reportCount": 1,
      "unique": true,
      "unitRef": null,
      "xsiNil": "false"
     }
    },
    "R29": {
     "firstAnchor": {
      "ancestors": [
       "div",
       "ix:continuation",
       "body",
       "html"
      ],
      "baseRef": "ottr-20210331.htm",
      "contextRef": "i3a76d1213b09470fa8c6c3f49fa75d98_D20210101-20210331",
      "decimals": null,
      "first": true,
      "lang": "en-US",
      "name": "us-gaap:ScheduleOfEffectiveIncomeTaxRateReconciliationTableTextBlock",
      "reportCount": 1,
      "unique": true,
      "unitRef": null,
      "xsiNil": "false"
     },
     "groupType": "disclosure",
     "isDefault": "false",
     "longName": "2331307 - Disclosure - Income Taxes (Tables)",
     "role": "http://www.otpco.com/role/IncomeTaxesTables",
     "shortName": "Income Taxes (Tables)",
     "subGroupType": "tables",
     "uniqueAnchor": {
      "ancestors": [
       "div",
       "ix:continuation",
       "body",
       "html"
      ],
      "baseRef": "ottr-20210331.htm",
      "contextRef": "i3a76d1213b09470fa8c6c3f49fa75d98_D20210101-20210331",
      "decimals": null,
      "first": true,
      "lang": "en-US",
      "name": "us-gaap:ScheduleOfEffectiveIncomeTaxRateReconciliationTableTextBlock",
      "reportCount": 1,
      "unique": true,
      "unitRef": null,
      "xsiNil": "false"
     }
    },
    "R3": {
     "firstAnchor": {
      "ancestors": [
       "span",
       "div",
       "td",
       "tr",
       "table",
       "div",
       "body",
       "html"
      ],
      "baseRef": "ottr-20210331.htm",
      "contextRef": "i5458f4d6e23940ca92dd24eb67c70571_I20210331",
      "decimals": "INF",
      "first": true,
      "lang": "en-US",
      "name": "us-gaap:CommonStockSharesAuthorized",
      "reportCount": 1,
      "unique": true,
      "unitRef": "shares",
      "xsiNil": "false"
     },
     "groupType": "statement",
     "isDefault": "false",
     "longName": "1002003 - Statement - Consolidated Balance Sheets (Parentheticals)",
     "role": "http://www.otpco.com/role/ConsolidatedBalanceSheetsParentheticals",
     "shortName": "Consolidated Balance Sheets (Parentheticals)",
     "subGroupType": "parenthetical",
     "uniqueAnchor": {
      "ancestors": [
       "span",
       "div",
       "td",
       "tr",
       "table",
       "div",
       "body",
       "html"
      ],
      "baseRef": "ottr-20210331.htm",
      "contextRef": "i5458f4d6e23940ca92dd24eb67c70571_I20210331",
      "decimals": "INF",
      "first": true,
      "lang": "en-US",
      "name": "us-gaap:CommonStockSharesAuthorized",
      "reportCount": 1,
      "unique": true,
      "unitRef": "shares",
      "xsiNil": "false"
     }
    },
    "R30": {
     "firstAnchor": {
      "ancestors": [
       "div",
       "ix:continuation",
       "body",
       "html"
      ],
      "baseRef": "ottr-20210331.htm",
      "contextRef": "i7851798e531549c7b04471423ed4fd5d_D20210101-20210331",
      "decimals": null,
      "first": true,
      "lang": "en-US",
      "name": "us-gaap:DisclosureOfShareBasedCompensationArrangementsByShareBasedPaymentAwardTextBlock",
      "reportCount": 1,
      "unique": true,
      "unitRef": null,
      "xsiNil": "false"
     },
     "groupType": "disclosure",
     "isDefault": "false",
     "longName": "2338308 - Disclosure - Share-Based Payments (Tables)",
     "role": "http://www.otpco.com/role/ShareBasedPaymentsTables",
     "shortName": "Share-Based Payments (Tables)",
     "subGroupType": "tables",
     "uniqueAnchor": {
      "ancestors": [
       "div",
       "ix:continuation",
       "body",
       "html"
      ],
      "baseRef": "ottr-20210331.htm",
      "contextRef": "i7851798e531549c7b04471423ed4fd5d_D20210101-20210331",
      "decimals": null,
      "first": true,
      "lang": "en-US",
      "name": "us-gaap:DisclosureOfShareBasedCompensationArrangementsByShareBasedPaymentAwardTextBlock",
      "reportCount": 1,
      "unique": true,
      "unitRef": null,
      "xsiNil": "false"
     }
    },
    "R31": {
     "firstAnchor": {
      "ancestors": [
       "ix:continuation",
       "body",
       "html"
      ],
      "baseRef": "ottr-20210331.htm",
      "contextRef": "i3a76d1213b09470fa8c6c3f49fa75d98_D20210101-20210331",
      "decimals": null,
      "first": true,
      "lang": "en-US",
      "name": "us-gaap:ScheduleOfEarningsPerShareBasicAndDilutedTableTextBlock",
      "reportCount": 1,
      "unique": true,
      "unitRef": null,
      "xsiNil": "false"
     },
     "groupType": "disclosure",
     "isDefault": "false",
     "longName": "2343309 - Disclosure - Earnings Per Share (Tables)",
     "role": "http://www.otpco.com/role/EarningsPerShareTables",
     "shortName": "Earnings Per Share (Tables)",
     "subGroupType": "tables",
     "uniqueAnchor": {
      "ancestors": [
       "ix:continuation",
       "body",
       "html"
      ],
      "baseRef": "ottr-20210331.htm",
      "contextRef": "i3a76d1213b09470fa8c6c3f49fa75d98_D20210101-20210331",
      "decimals": null,
      "first": true,
      "lang": "en-US",
      "name": "us-gaap:ScheduleOfEarningsPerShareBasicAndDilutedTableTextBlock",
      "reportCount": 1,
      "unique": true,
      "unitRef": null,
      "xsiNil": "false"
     }
    },
    "R32": {
     "firstAnchor": {
      "ancestors": [
       "div",
       "ix:continuation",
       "body",
       "html"
      ],
      "baseRef": "ottr-20210331.htm",
      "contextRef": "i3a76d1213b09470fa8c6c3f49fa75d98_D20210101-20210331",
      "decimals": null,
      "first": true,
      "lang": "en-US",
      "name": "us-gaap:FairValueAssetsAndLiabilitiesMeasuredOnRecurringAndNonrecurringBasisTableTextBlock",
      "reportCount": 1,
      "unique": true,
      "unitRef": null,
      "xsiNil": "false"
     },
     "groupType": "disclosure",
     "isDefault": "false",
     "longName": "2346310 - Disclosure - Fair Value Measurements (Tables)",
     "role": "http://www.otpco.com/role/FairValueMeasurementsTables",
     "shortName": "Fair Value Measurements (Tables)",
     "subGroupType": "tables",
     "uniqueAnchor": {
      "ancestors": [
       "div",
       "ix:continuation",
       "body",
       "html"
      ],
      "baseRef": "ottr-20210331.htm",
      "contextRef": "i3a76d1213b09470fa8c6c3f49fa75d98_D20210101-20210331",
      "decimals": null,
      "first": true,
      "lang": "en-US",
      "name": "us-gaap:FairValueAssetsAndLiabilitiesMeasuredOnRecurringAndNonrecurringBasisTableTextBlock",
      "reportCount": 1,
      "unique": true,
      "unitRef": null,
      "xsiNil": "false"
     }
    },
    "R33": {
     "firstAnchor": {
      "ancestors": [
       "span",
       "div",
       "ix:continuation",
       "body",
       "html"
      ],
      "baseRef": "ottr-20210331.htm",
      "contextRef": "i3a76d1213b09470fa8c6c3f49fa75d98_D20210101-20210331",
      "decimals": "INF",
      "first": true,
      "lang": "en-US",
      "name": "us-gaap:NumberOfOperatingSegments",
      "reportCount": 1,
      "unique": true,
      "unitRef": "segment",
      "xsiNil": "false"
     },
     "groupType": "disclosure",
     "isDefault": "false",
     "longName": "2403401 - Disclosure - Summary of Significant Accounting Policies - Narrative (Details)",
     "role": "http://www.otpco.com/role/SummaryofSignificantAccountingPoliciesNarrativeDetails",
     "shortName": "Summary of Significant Accounting Policies - Narrative (Details)",
     "subGroupType": "details",
     "uniqueAnchor": {
      "ancestors": [
       "span",
       "div",
       "ix:continuation",
       "body",
       "html"
      ],
      "baseRef": "ottr-20210331.htm",
      "contextRef": "i3a76d1213b09470fa8c6c3f49fa75d98_D20210101-20210331",
      "decimals": "INF",
      "first": true,
      "lang": "en-US",
      "name": "us-gaap:NumberOfOperatingSegments",
      "reportCount": 1,
      "unique": true,
      "unitRef": "segment",
      "xsiNil": "false"
     }
    },
    "R34": {
     "firstAnchor": {
      "ancestors": [
       "span",
       "div",
       "ix:continuation",
       "body",
       "html"
      ],
      "baseRef": "ottr-20210331.htm",
      "contextRef": "i3a76d1213b09470fa8c6c3f49fa75d98_D20210101-20210331",
      "decimals": "INF",
      "first": true,
      "lang": "en-US",
      "name": "us-gaap:NumberOfReportableSegments",
      "reportCount": 1,
      "unique": true,
      "unitRef": "segment",
      "xsiNil": "false"
     },
     "groupType": "disclosure",
     "isDefault": "false",
     "longName": "2406402 - Disclosure - Segment Information - Narrative (Details)",
     "role": "http://www.otpco.com/role/SegmentInformationNarrativeDetails",
     "shortName": "Segment Information - Narrative (Details)",
     "subGroupType": "details",
     "uniqueAnchor": {
      "ancestors": [
       "span",
       "div",
       "ix:continuation",
       "body",
       "html"
      ],
      "baseRef": "ottr-20210331.htm",
      "contextRef": "i3a76d1213b09470fa8c6c3f49fa75d98_D20210101-20210331",
      "decimals": "INF",
      "first": true,
      "lang": "en-US",
      "name": "us-gaap:NumberOfReportableSegments",
      "reportCount": 1,
      "unique": true,
      "unitRef": "segment",
      "xsiNil": "false"
     }
    },
    "R35": {
     "firstAnchor": {
      "ancestors": [
       "span",
       "td",
       "tr",
       "table",
       "div",
       "us-gaap:DisaggregationOfRevenueTableTextBlock",
       "ix:continuation",
       "body",
       "html"
      ],
      "baseRef": "ottr-20210331.htm",
      "contextRef": "i3a76d1213b09470fa8c6c3f49fa75d98_D20210101-20210331",
      "decimals": "-3",
      "first": true,
      "lang": "en-US",
      "name": "us-gaap:Revenues",
      "reportCount": 1,
      "unitRef": "usd",
      "xsiNil": "false"
     },
     "groupType": "disclosure",
     "isDefault": "false",
     "longName": "2407403 - Disclosure - Segment Information - Business Segments (Details)",
     "role": "http://www.otpco.com/role/SegmentInformationBusinessSegmentsDetails",
     "shortName": "Segment Information - Business Segments (Details)",
     "subGroupType": "details",
     "uniqueAnchor": {
      "ancestors": [
       "span",
       "td",
       "tr",
       "table",
       "div",
       "us-gaap:ScheduleOfSegmentReportingInformationBySegmentTextBlock",
       "ix:continuation",
       "body",
       "html"
      ],
      "baseRef": "ottr-20210331.htm",
      "contextRef": "i0c39f2c8027f4d1bb8fea9444282064f_D20210101-20210331",
      "decimals": "-3",
      "lang": "en-US",
      "name": "us-gaap:NetIncomeLoss",
      "reportCount": 1,
      "unique": true,
      "unitRef": "usd",
      "xsiNil": "false"
     }
    },
    "R36": {
     "firstAnchor": {
      "ancestors": [
       "span",
       "td",
       "tr",
       "table",
       "div",
       "us-gaap:DisaggregationOfRevenueTableTextBlock",
       "ix:continuation",
       "body",
       "html"
      ],
      "baseRef": "ottr-20210331.htm",
      "contextRef": "i3a76d1213b09470fa8c6c3f49fa75d98_D20210101-20210331",
      "decimals": "-3",
      "first": true,
      "lang": "en-US",
      "name": "us-gaap:Revenues",
      "reportCount": 1,
      "unitRef": "usd",
      "xsiNil": "false"
     },
     "groupType": "disclosure",
     "isDefault": "false",
     "longName": "2410404 - Disclosure - Revenue (Details)",
     "role": "http://www.otpco.com/role/RevenueDetails",
     "shortName": "Revenue (Details)",
     "subGroupType": "details",
     "uniqueAnchor": {
      "ancestors": [
       "span",
       "td",
       "tr",
       "table",
       "div",
       "us-gaap:DisaggregationOfRevenueTableTextBlock",
       "ix:continuation",
       "body",
       "html"
      ],
      "baseRef": "ottr-20210331.htm",
      "contextRef": "i85a0b2c2d5034088809484baf6160690_D20210101-20210331",
      "decimals": "-3",
      "lang": "en-US",
      "name": "us-gaap:RevenueFromContractWithCustomerExcludingAssessedTax",
      "reportCount": 1,
      "unique": true,
      "unitRef": "usd",
      "xsiNil": "false"
     }
    },
    "R37": {
     "firstAnchor": {
      "ancestors": [
       "span",
       "td",
       "tr",
       "table",
       "div",
       "us-gaap:ScheduleOfAccountsNotesLoansAndFinancingReceivableTextBlock",
       "ix:continuation",
       "body",
       "html"
      ],
      "baseRef": "ottr-20210331.htm",
      "contextRef": "i5458f4d6e23940ca92dd24eb67c70571_I20210331",
      "decimals": "-3",
      "first": true,
      "lang": "en-US",
      "name": "us-gaap:AccountsReceivableGrossCurrent",
      "reportCount": 1,
      "unique": true,
      "unitRef": "usd",
      "xsiNil": "false"
     },
     "groupType": "disclosure",
     "isDefault": "false",
     "longName": "2413405 - Disclosure - Select Balance Sheet Information - Schedule of Receivables (Details)",
     "role": "http://www.otpco.com/role/SelectBalanceSheetInformationScheduleofReceivablesDetails",
     "shortName": "Select Balance Sheet Information - Schedule of Receivables (Details)",
     "subGroupType": "details",
     "uniqueAnchor": {
      "ancestors": [
       "span",
       "td",
       "tr",
       "table",
       "div",
       "us-gaap:ScheduleOfAccountsNotesLoansAndFinancingReceivableTextBlock",
       "ix:continuation",
       "body",
       "html"
      ],
      "baseRef": "ottr-20210331.htm",
      "contextRef": "i5458f4d6e23940ca92dd24eb67c70571_I20210331",
      "decimals": "-3",
      "first": true,
      "lang": "en-US",
      "name": "us-gaap:AccountsReceivableGrossCurrent",
      "reportCount": 1,
      "unique": true,
      "unitRef": "usd",
      "xsiNil": "false"
     }
    },
    "R38": {
     "firstAnchor": {
      "ancestors": [
       "span",
       "td",
       "tr",
       "table",
       "div",
       "us-gaap:ScheduleOfAccountsNotesLoansAndFinancingReceivableTextBlock",
       "ix:continuation",
       "body",
       "html"
      ],
      "baseRef": "ottr-20210331.htm",
      "contextRef": "ifaff5a04688f4997a27c915d8eb05db2_I20201231",
      "decimals": "-3",
      "first": true,
      "lang": "en-US",
      "name": "us-gaap:AllowanceForDoubtfulAccountsReceivable",
      "reportCount": 1,
      "unitRef": "usd",
      "xsiNil": "false"
     },
     "groupType": "disclosure",
     "isDefault": "false",
     "longName": "2414406 - Disclosure - Select Balance Sheet Information - Summary of Activity in Allowance for Credit Losses (Details)",
     "role": "http://www.otpco.com/role/SelectBalanceSheetInformationSummaryofActivityinAllowanceforCreditLossesDetails",
     "shortName": "Select Balance Sheet Information - Summary of Activity in Allowance for Credit Losses (Details)",
     "subGroupType": "details",
     "uniqueAnchor": {
      "ancestors": [
       "span",
       "td",
       "tr",
       "table",
       "div",
       "us-gaap:AccountsReceivableAllowanceForCreditLossTableTextBlock",
       "ix:continuation",
       "body",
       "html"
      ],
      "baseRef": "ottr-20210331.htm",
      "contextRef": "i3a76d1213b09470fa8c6c3f49fa75d98_D20210101-20210331",
      "decimals": "-3",
      "lang": "en-US",
      "name": "us-gaap:AllowanceForDoubtfulAccountsReceivablePeriodIncreaseDecrease",
      "reportCount": 1,
      "unique": true,
      "unitRef": "usd",
      "xsiNil": "false"
     }
    },
    "R39": {
     "firstAnchor": {
      "ancestors": [
       "span",
       "td",
       "tr",
       "table",
       "div",
       "us-gaap:ScheduleOfInventoryCurrentTableTextBlock",
       "ix:continuation",
       "body",
       "html"
      ],
      "baseRef": "ottr-20210331.htm",
      "contextRef": "i5458f4d6e23940ca92dd24eb67c70571_I20210331",
      "decimals": "-3",
      "first": true,
      "lang": "en-US",
      "name": "us-gaap:InventoryFinishedGoodsNetOfReserves",
      "reportCount": 1,
      "unique": true,
      "unitRef": "usd",
      "xsiNil": "false"
     },
     "groupType": "disclosure",
     "isDefault": "false",
     "longName": "2415407 - Disclosure - Select Balance Sheet Information - Schedule of Inventories (Details)",
     "role": "http://www.otpco.com/role/SelectBalanceSheetInformationScheduleofInventoriesDetails",
     "shortName": "Select Balance Sheet Information - Schedule of Inventories (Details)",
     "subGroupType": "details",
     "uniqueAnchor": {
      "ancestors": [
       "span",
       "td",
       "tr",
       "table",
       "div",
       "us-gaap:ScheduleOfInventoryCurrentTableTextBlock",
       "ix:continuation",
       "body",
       "html"
      ],
      "baseRef": "ottr-20210331.htm",
      "contextRef": "i5458f4d6e23940ca92dd24eb67c70571_I20210331",
      "decimals": "-3",
      "first": true,
      "lang": "en-US",
      "name": "us-gaap:InventoryFinishedGoodsNetOfReserves",
      "reportCount": 1,
      "unique": true,
      "unitRef": "usd",
      "xsiNil": "false"
     }
    },
    "R4": {
     "firstAnchor": {
      "ancestors": [
       "span",
       "td",
       "tr",
       "table",
       "div",
       "us-gaap:DisaggregationOfRevenueTableTextBlock",
       "ix:continuation",
       "body",
       "html"
      ],
      "baseRef": "ottr-20210331.htm",
      "contextRef": "i3a76d1213b09470fa8c6c3f49fa75d98_D20210101-20210331",
      "decimals": "-3",
      "first": true,
      "lang": "en-US",
      "name": "us-gaap:Revenues",
      "reportCount": 1,
      "unitRef": "usd",
      "xsiNil": "false"
     },
     "groupType": "statement",
     "isDefault": "false",
     "longName": "1003004 - Statement - Consolidated Statements of Income",
     "role": "http://www.otpco.com/role/ConsolidatedStatementsofIncome",
     "shortName": "Consolidated Statements of Income",
     "subGroupType": "",
     "uniqueAnchor": {
      "ancestors": [
       "span",
       "td",
       "tr",
       "table",
       "div",
       "body",
       "html"
      ],
      "baseRef": "ottr-20210331.htm",
      "contextRef": "i3a76d1213b09470fa8c6c3f49fa75d98_D20210101-20210331",
      "decimals": "-3",
      "lang": "en-US",
      "name": "us-gaap:UtilitiesOperatingExpenseFuelUsed",
      "reportCount": 1,
      "unique": true,
      "unitRef": "usd",
      "xsiNil": "false"
     }
    },
    "R40": {
     "firstAnchor": {
      "ancestors": [
       "span",
       "td",
       "tr",
       "table",
       "div",
       "us-gaap:InvestmentTableTextBlock",
       "ix:continuation",
       "body",
       "html"
      ],
      "baseRef": "ottr-20210331.htm",
      "contextRef": "i5458f4d6e23940ca92dd24eb67c70571_I20210331",
      "decimals": "-3",
      "first": true,
      "lang": "en-US",
      "name": "us-gaap:LifeInsuranceCorporateOrBankOwnedAmount",
      "reportCount": 1,
      "unique": true,
      "unitRef": "usd",
      "xsiNil": "false"
     },
     "groupType": "disclosure",
     "isDefault": "false",
     "longName": "2416408 - Disclosure - Select Balance Sheet Information - Schedule of Investments (Details)",
     "role": "http://www.otpco.com/role/SelectBalanceSheetInformationScheduleofInvestmentsDetails",
     "shortName": "Select Balance Sheet Information - Schedule of Investments (Details)",
     "subGroupType": "details",
     "uniqueAnchor": {
      "ancestors": [
       "span",
       "td",
       "tr",
       "table",
       "div",
       "us-gaap:InvestmentTableTextBlock",
       "ix:continuation",
       "body",
       "html"
      ],
      "baseRef": "ottr-20210331.htm",
      "contextRef": "i5458f4d6e23940ca92dd24eb67c70571_I20210331",
      "decimals": "-3",
      "first": true,
      "lang": "en-US",
      "name": "us-gaap:LifeInsuranceCorporateOrBankOwnedAmount",
      "reportCount": 1,
      "unique": true,
      "unitRef": "usd",
      "xsiNil": "false"
     }
    },
    "R41": {
     "firstAnchor": {
      "ancestors": [
       "span",
       "td",
       "tr",
       "table",
       "div",
       "us-gaap:PropertyPlantAndEquipmentTextBlock",
       "ix:continuation",
       "body",
       "html"
      ],
      "baseRef": "ottr-20210331.htm",
      "contextRef": "i5458f4d6e23940ca92dd24eb67c70571_I20210331",
      "decimals": "-3",
      "first": true,
      "lang": "en-US",
      "name": "us-gaap:PropertyPlantAndEquipmentNet",
      "reportCount": 1,
      "unitRef": "usd",
      "xsiNil": "false"
     },
     "groupType": "disclosure",
     "isDefault": "false",
     "longName": "2417409 - Disclosure - Select Balance Sheet Information - Schedule of Property, Plant and Equipment (Details)",
     "role": "http://www.otpco.com/role/SelectBalanceSheetInformationScheduleofPropertyPlantandEquipmentDetails",
     "shortName": "Select Balance Sheet Information - Schedule of Property, Plant and Equipment (Details)",
     "subGroupType": "details",
     "uniqueAnchor": {
      "ancestors": [
       "span",
       "td",
       "tr",
       "table",
       "div",
       "us-gaap:PropertyPlantAndEquipmentTextBlock",
       "ix:continuation",
       "body",
       "html"
      ],
      "baseRef": "ottr-20210331.htm",
      "contextRef": "i93b8b27d1eb148c7861a899d9576ab17_I20210331",
      "decimals": "-3",
      "lang": "en-US",
      "name": "us-gaap:PropertyPlantAndEquipmentGross",
      "reportCount": 1,
      "unique": true,
      "unitRef": "usd",
      "xsiNil": "false"
     }
    },
    "R42": {
     "firstAnchor": {
      "ancestors": [
       "span",
       "td",
       "tr",
       "table",
       "div",
       "ottr:ScheduleOfRegulatoryAssetsAndLiabilitiesTableTextBlock",
       "ix:continuation",
       "body",
       "html"
      ],
      "baseRef": "ottr-20210331.htm",
      "contextRef": "i5458f4d6e23940ca92dd24eb67c70571_I20210331",
      "decimals": "-3",
      "first": true,
      "lang": "en-US",
      "name": "us-gaap:RegulatoryAssetsCurrent",
      "reportCount": 1,
      "unitRef": "usd",
      "xsiNil": "false"
     },
     "groupType": "disclosure",
     "isDefault": "false",
     "longName": "2420410 - Disclosure - Regulatory Matters - Regulatory Assets and Liabilities (Details)",
     "role": "http://www.otpco.com/role/RegulatoryMattersRegulatoryAssetsandLiabilitiesDetails",
     "shortName": "Regulatory Matters - Regulatory Assets and Liabilities (Details)",
     "subGroupType": "details",
     "uniqueAnchor": {
      "ancestors": [
       "span",
       "td",
       "tr",
       "table",
       "div",
       "ottr:ScheduleOfRegulatoryAssetsAndLiabilitiesTableTextBlock",
       "ix:continuation",
       "body",
       "html"
      ],
      "baseRef": "ottr-20210331.htm",
      "contextRef": "i19ab0b4199c74009b1f0f0737b91f5a4_I20210331",
      "decimals": "-3",
      "lang": "en-US",
      "name": "us-gaap:RegulatoryLiabilityCurrent",
      "reportCount": 1,
      "unique": true,
      "unitRef": "usd",
      "xsiNil": "false"
     }
    },
    "R43": {
     "firstAnchor": {
      "ancestors": [
       "span",
       "td",
       "tr",
       "table",
       "div",
       "us-gaap:ScheduleOfLineOfCreditFacilitiesTextBlock",
       "ix:continuation",
       "body",
       "html"
      ],
      "baseRef": "ottr-20210331.htm",
      "contextRef": "i5458f4d6e23940ca92dd24eb67c70571_I20210331",
      "decimals": "INF",
      "first": true,
      "lang": "en-US",
      "name": "us-gaap:LineOfCreditFacilityMaximumBorrowingCapacity",
      "reportCount": 1,
      "unique": true,
      "unitRef": "usd",
      "xsiNil": "false"
     },
     "groupType": "disclosure",
     "isDefault": "false",
     "longName": "2423411 - Disclosure - Short-Term and Long-Term Borrowings - Lines of Credit (Details)",
     "role": "http://www.otpco.com/role/ShortTermandLongTermBorrowingsLinesofCreditDetails",
     "shortName": "Short-Term and Long-Term Borrowings - Lines of Credit (Details)",
     "subGroupType": "details",
     "uniqueAnchor": {
      "ancestors": [
       "span",
       "td",
       "tr",
       "table",
       "div",
       "us-gaap:ScheduleOfLineOfCreditFacilitiesTextBlock",
       "ix:continuation",
       "body",
       "html"
      ],
      "baseRef": "ottr-20210331.htm",
      "contextRef": "i5458f4d6e23940ca92dd24eb67c70571_I20210331",
      "decimals": "INF",
      "first": true,
      "lang": "en-US",
      "name": "us-gaap:LineOfCreditFacilityMaximumBorrowingCapacity",
      "reportCount": 1,
      "unique": true,
      "unitRef": "usd",
      "xsiNil": "false"
     }
    },
    "R44": {
     "firstAnchor": {
      "ancestors": [
       "span",
       "td",
       "tr",
       "table",
       "div",
       "us-gaap:ScheduleOfDebtTableTextBlock",
       "ix:continuation",
       "body",
       "html"
      ],
      "baseRef": "ottr-20210331.htm",
      "contextRef": "i5458f4d6e23940ca92dd24eb67c70571_I20210331",
      "decimals": "-3",
      "first": true,
      "lang": "en-US",
      "name": "us-gaap:LongTermDebt",
      "reportCount": 1,
      "unique": true,
      "unitRef": "usd",
      "xsiNil": "false"
     },
     "groupType": "disclosure",
     "isDefault": "false",
     "longName": "2424412 - Disclosure - Short-Term and Long-Term Borrowings - Breakdown of Outstanding Long-term Debt (Details)",
     "role": "http://www.otpco.com/role/ShortTermandLongTermBorrowingsBreakdownofOutstandingLongtermDebtDetails",
     "shortName": "Short-Term and Long-Term Borrowings - Breakdown of Outstanding Long-term Debt (Details)",
     "subGroupType": "details",
     "uniqueAnchor": {
      "ancestors": [
       "span",
       "td",
       "tr",
       "table",
       "div",
       "us-gaap:ScheduleOfDebtTableTextBlock",
       "ix:continuation",
       "body",
       "html"
      ],
      "baseRef": "ottr-20210331.htm",
      "contextRef": "i5458f4d6e23940ca92dd24eb67c70571_I20210331",
      "decimals": "-3",
      "first": true,
      "lang": "en-US",
      "name": "us-gaap:LongTermDebt",
      "reportCount": 1,
      "unique": true,
      "unitRef": "usd",
      "xsiNil": "false"
     }
    },
    "R45": {
     "firstAnchor": {
      "ancestors": [
       "span",
       "div",
       "ix:continuation",
       "body",
       "html"
      ],
      "baseRef": "ottr-20210331.htm",
      "contextRef": "i6ecfb12dd5e042bc9370a02208f0fcfe_I20210331",
      "decimals": "INF",
      "first": true,
      "lang": "en-US",
      "name": "ottr:DebtToTotalCapitalizationRatio",
      "reportCount": 1,
      "unique": true,
      "unitRef": "number",
      "xsiNil": "false"
     },
     "groupType": "disclosure",
     "isDefault": "false",
     "longName": "2425413 - Disclosure - Short-Term and Long-Term Borrowings - Narrative (Details)",
     "role": "http://www.otpco.com/role/ShortTermandLongTermBorrowingsNarrativeDetails",
     "shortName": "Short-Term and Long-Term Borrowings - Narrative (Details)",
     "subGroupType": "details",
     "uniqueAnchor": {
      "ancestors": [
       "span",
       "div",
       "ix:continuation",
       "body",
       "html"
      ],
      "baseRef": "ottr-20210331.htm",
      "contextRef": "i6ecfb12dd5e042bc9370a02208f0fcfe_I20210331",
      "decimals": "INF",
      "first": true,
      "lang": "en-US",
      "name": "ottr:DebtToTotalCapitalizationRatio",
      "reportCount": 1,
      "unique": true,
      "unitRef": "number",
      "xsiNil": "false"
     }
    },
    "R46": {
     "firstAnchor": {
      "ancestors": [
       "span",
       "td",
       "tr",
       "table",
       "div",
       "us-gaap:ScheduleOfNetBenefitCostsTableTextBlock",
       "ix:continuation",
       "body",
       "html"
      ],
      "baseRef": "ottr-20210331.htm",
      "contextRef": "if795254b622743618b005519d6fe0eed_D20210101-20210331",
      "decimals": "-3",
      "first": true,
      "lang": "en-US",
      "name": "us-gaap:DefinedBenefitPlanServiceCost",
      "reportCount": 1,
      "unique": true,
      "unitRef": "usd",
      "xsiNil": "false"
     },
     "groupType": "disclosure",
     "isDefault": "false",
     "longName": "2428414 - Disclosure - Pension Plan and Other Postretirement Benefits - Components of Net Periodic Benefit Cost (Details)",
     "role": "http://www.otpco.com/role/PensionPlanandOtherPostretirementBenefitsComponentsofNetPeriodicBenefitCostDetails",
     "shortName": "Pension Plan and Other Postretirement Benefits - Components of Net Periodic Benefit Cost (Details)",
     "subGroupType": "details",
     "uniqueAnchor": {
      "ancestors": [
       "span",
       "td",
       "tr",
       "table",
       "div",
       "us-gaap:ScheduleOfNetBenefitCostsTableTextBlock",
       "ix:continuation",
       "body",
       "html"
      ],
      "baseRef": "ottr-20210331.htm",
      "contextRef": "if795254b622743618b005519d6fe0eed_D20210101-20210331",
      "decimals": "-3",
      "first": true,
      "lang": "en-US",
      "name": "us-gaap:DefinedBenefitPlanServiceCost",
      "reportCount": 1,
      "unique": true,
      "unitRef": "usd",
      "xsiNil": "false"
     }
    },
    "R47": {
     "firstAnchor": {
      "ancestors": [
       "span",
       "div",
       "ix:continuation",
       "body",
       "html"
      ],
      "baseRef": "ottr-20210331.htm",
      "contextRef": "i5eaa61a1a36b40fa928874c3234f1b59_D20210101-20210131",
      "decimals": "-5",
      "first": true,
      "lang": "en-US",
      "name": "us-gaap:DefinedBenefitPlanContributionsByEmployer",
      "reportCount": 1,
      "unique": true,
      "unitRef": "usd",
      "xsiNil": "false"
     },
     "groupType": "disclosure",
     "isDefault": "false",
     "longName": "2429415 - Disclosure - Pension Plan and Other Postretirement Benefits - Narrative (Details)",
     "role": "http://www.otpco.com/role/PensionPlanandOtherPostretirementBenefitsNarrativeDetails",
     "shortName": "Pension Plan and Other Postretirement Benefits - Narrative (Details)",
     "subGroupType": "details",
     "uniqueAnchor": {
      "ancestors": [
       "span",
       "div",
       "ix:continuation",
       "body",
       "html"
      ],
      "baseRef": "ottr-20210331.htm",
      "contextRef": "i5eaa61a1a36b40fa928874c3234f1b59_D20210101-20210131",
      "decimals": "-5",
      "first": true,
      "lang": "en-US",
      "name": "us-gaap:DefinedBenefitPlanContributionsByEmployer",
      "reportCount": 1,
      "unique": true,
      "unitRef": "usd",
      "xsiNil": "false"
     }
    },
    "R48": {
     "firstAnchor": {
      "ancestors": [
       "span",
       "td",
       "tr",
       "table",
       "us-gaap:ScheduleOfEffectiveIncomeTaxRateReconciliationTableTextBlock",
       "div",
       "ix:continuation",
       "body",
       "html"
      ],
      "baseRef": "ottr-20210331.htm",
      "contextRef": "i3a76d1213b09470fa8c6c3f49fa75d98_D20210101-20210331",
      "decimals": "INF",
      "first": true,
      "lang": "en-US",
      "name": "us-gaap:EffectiveIncomeTaxRateReconciliationAtFederalStatutoryIncomeTaxRate",
      "reportCount": 1,
      "unique": true,
      "unitRef": "number",
      "xsiNil": "false"
     },
     "groupType": "disclosure",
     "isDefault": "false",
     "longName": "2432416 - Disclosure - Income Taxes - Effective Income Tax Rate (Details)",
     "role": "http://www.otpco.com/role/IncomeTaxesEffectiveIncomeTaxRateDetails",
     "shortName": "Income Taxes - Effective Income Tax Rate (Details)",
     "subGroupType": "details",
     "uniqueAnchor": {
      "ancestors": [
       "span",
       "td",
       "tr",
       "table",
       "us-gaap:ScheduleOfEffectiveIncomeTaxRateReconciliationTableTextBlock",
       "div",
       "ix:continuation",
       "body",
       "html"
      ],
      "baseRef": "ottr-20210331.htm",
      "contextRef": "i3a76d1213b09470fa8c6c3f49fa75d98_D20210101-20210331",
      "decimals": "INF",
      "first": true,
      "lang": "en-US",
      "name": "us-gaap:EffectiveIncomeTaxRateReconciliationAtFederalStatutoryIncomeTaxRate",
      "reportCount": 1,
      "unique": true,
      "unitRef": "number",
      "xsiNil": "false"
     }
    },
    "R49": {
     "firstAnchor": {
      "ancestors": [
       "span",
       "div",
       "ix:continuation",
       "body",
       "html"
      ],
      "baseRef": "ottr-20210331.htm",
      "contextRef": "i909b346225e247199e0e9bdd1f5efbdc_I20210331",
      "decimals": "-5",
      "first": true,
      "lang": "en-US",
      "name": "ottr:Ottr_EstimatedLiabilityForFERCOrderedMISOTariffRefundObligation",
      "reportCount": 1,
      "unique": true,
      "unitRef": "usd",
      "xsiNil": "false"
     },
     "groupType": "disclosure",
     "isDefault": "false",
     "longName": "2434417 - Disclosure - Commitments and Contingencies (Details)",
     "role": "http://www.otpco.com/role/CommitmentsandContingenciesDetails",
     "shortName": "Commitments and Contingencies (Details)",
     "subGroupType": "details",
     "uniqueAnchor": {
      "ancestors": [
       "span",
       "div",
       "ix:continuation",
       "body",
       "html"
      ],
      "baseRef": "ottr-20210331.htm",
      "contextRef": "i909b346225e247199e0e9bdd1f5efbdc_I20210331",
      "decimals": "-5",
      "first": true,
      "lang": "en-US",
      "name": "ottr:Ottr_EstimatedLiabilityForFERCOrderedMISOTariffRefundObligation",
      "reportCount": 1,
      "unique": true,
      "unitRef": "usd",
      "xsiNil": "false"
     }
    },
    "R5": {
     "firstAnchor": {
      "ancestors": [
       "span",
       "td",
       "tr",
       "table",
       "div",
       "body",
       "html"
      ],
      "baseRef": "ottr-20210331.htm",
      "contextRef": "i3a76d1213b09470fa8c6c3f49fa75d98_D20210101-20210331",
      "decimals": "-3",
      "first": true,
      "lang": "en-US",
      "name": "us-gaap:NetIncomeLoss",
      "reportCount": 1,
      "unitRef": "usd",
      "xsiNil": "false"
     },
     "groupType": "statement",
     "isDefault": "false",
     "longName": "1004005 - Statement - Consolidated Statements of Comprehensive Income",
     "role": "http://www.otpco.com/role/ConsolidatedStatementsofComprehensiveIncome",
     "shortName": "Consolidated Statements of Comprehensive Income",
     "subGroupType": "",
     "uniqueAnchor": {
      "ancestors": [
       "span",
       "td",
       "tr",
       "table",
       "div",
       "body",
       "html"
      ],
      "baseRef": "ottr-20210331.htm",
      "contextRef": "i3a76d1213b09470fa8c6c3f49fa75d98_D20210101-20210331",
      "decimals": "-3",
      "lang": "en-US",
      "name": "us-gaap:OtherComprehensiveIncomeLossReclassificationAdjustmentFromAOCIForSaleOfSecuritiesBeforeTax",
      "reportCount": 1,
      "unique": true,
      "unitRef": "usd",
      "xsiNil": "false"
     }
    },
    "R50": {
     "firstAnchor": {
      "ancestors": [
       "span",
       "td",
       "tr",
       "table",
       "div",
       "body",
       "html"
      ],
      "baseRef": "ottr-20210331.htm",
      "contextRef": "i5458f4d6e23940ca92dd24eb67c70571_I20210331",
      "decimals": "-3",
      "first": true,
      "lang": "en-US",
      "name": "us-gaap:CapitalizationLongtermDebtAndEquity",
      "reportCount": 1,
      "unitRef": "usd",
      "xsiNil": "false"
     },
     "groupType": "disclosure",
     "isDefault": "false",
     "longName": "2436418 - Disclosure - Stockholders' Equity (Details)",
     "role": "http://www.otpco.com/role/StockholdersEquityDetails",
     "shortName": "Stockholders' Equity (Details)",
     "subGroupType": "details",
     "uniqueAnchor": {
      "ancestors": [
       "ix:continuation",
       "span",
       "div",
       "body",
       "html"
      ],
      "baseRef": "ottr-20210331.htm",
      "contextRef": "i64d25bede44040d68b760a8240bb3271_D20210101-20210331",
      "decimals": "3",
      "lang": "en-US",
      "name": "ottr:EquityToTotalCapitalizationRatio",
      "reportCount": 1,
      "unique": true,
      "unitRef": "number",
      "xsiNil": "false"
     }
    },
    "R51": {
     "firstAnchor": {
      "ancestors": [
       "span",
       "div",
       "ix:continuation",
       "body",
       "html"
      ],
      "baseRef": "ottr-20210331.htm",
      "contextRef": "i3a76d1213b09470fa8c6c3f49fa75d98_D20210101-20210331",
      "decimals": "-5",
      "first": true,
      "lang": "en-US",
      "name": "us-gaap:AllocatedShareBasedCompensationExpense",
      "reportCount": 1,
      "unique": true,
      "unitRef": "usd",
      "xsiNil": "false"
     },
     "groupType": "disclosure",
     "isDefault": "false",
     "longName": "2439419 - Disclosure - Share-Based Payments - Narrative (Details)",
     "role": "http://www.otpco.com/role/ShareBasedPaymentsNarrativeDetails",
     "shortName": "Share-Based Payments - Narrative (Details)",
     "subGroupType": "details",
     "uniqueAnchor": {
      "ancestors": [
       "span",
       "div",
       "ix:continuation",
       "body",
       "html"
      ],
      "baseRef": "ottr-20210331.htm",
      "contextRef": "i3a76d1213b09470fa8c6c3f49fa75d98_D20210101-20210331",
      "decimals": "-5",
      "first": true,
      "lang": "en-US",
      "name": "us-gaap:AllocatedShareBasedCompensationExpense",
      "reportCount": 1,
      "unique": true,
      "unitRef": "usd",
      "xsiNil": "false"
     }
    },
    "R52": {
     "firstAnchor": {
      "ancestors": [
       "span",
       "td",
       "tr",
       "table",
       "us-gaap:DisclosureOfShareBasedCompensationArrangementsByShareBasedPaymentAwardTextBlock",
       "div",
       "ix:continuation",
       "body",
       "html"
      ],
      "baseRef": "ottr-20210331.htm",
      "contextRef": "i351a6d3b0c0f42888872781fe42498a5_I20201231",
      "decimals": "INF",
      "first": true,
      "lang": "en-US",
      "name": "us-gaap:ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNonvestedNumber",
      "reportCount": 1,
      "unique": true,
      "unitRef": "shares",
      "xsiNil": "false"
     },
     "groupType": "disclosure",
     "isDefault": "false",
     "longName": "2440420 - Disclosure - Share-Based Payments - Summary of Restricted Stock Awards and Stock Performance Awards (Details)",
     "role": "http://www.otpco.com/role/ShareBasedPaymentsSummaryofRestrictedStockAwardsandStockPerformanceAwardsDetails",
     "shortName": "Share-Based Payments - Summary of Restricted Stock Awards and Stock Performance Awards (Details)",
     "subGroupType": "details",
     "uniqueAnchor": {
      "ancestors": [
       "span",
       "td",
       "tr",
       "table",
       "us-gaap:DisclosureOfShareBasedCompensationArrangementsByShareBasedPaymentAwardTextBlock",
       "div",
       "ix:continuation",
       "body",
       "html"
      ],
      "baseRef": "ottr-20210331.htm",
      "contextRef": "i351a6d3b0c0f42888872781fe42498a5_I20201231",
      "decimals": "INF",
      "first": true,
      "lang": "en-US",
      "name": "us-gaap:ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNonvestedNumber",
      "reportCount": 1,
      "unique": true,
      "unitRef": "shares",
      "xsiNil": "false"
     }
    },
    "R53": {
     "firstAnchor": {
      "ancestors": [
       "span",
       "td",
       "tr",
       "table",
       "div",
       "ottr:ScheduleOfShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsValuationAssumptionsTableTextBlock",
       "ix:continuation",
       "body",
       "html"
      ],
      "baseRef": "ottr-20210331.htm",
      "contextRef": "i0ab2465096c74a779daef1aca23f0dac_D20210101-20210331",
      "decimals": "4",
      "first": true,
      "lang": "en-US",
      "name": "us-gaap:ShareBasedCompensationArrangementByShareBasedPaymentAwardFairValueAssumptionsRiskFreeInterestRate",
      "reportCount": 1,
      "unique": true,
      "unitRef": "number",
      "xsiNil": "false"
     },
     "groupType": "disclosure",
     "isDefault": "false",
     "longName": "2441421 - Disclosure - Share-Based Payments - Weighted-Average Assumptions (Details)",
     "role": "http://www.otpco.com/role/ShareBasedPaymentsWeightedAverageAssumptionsDetails",
     "shortName": "Share-Based Payments - Weighted-Average Assumptions (Details)",
     "subGroupType": "details",
     "uniqueAnchor": {
      "ancestors": [
       "span",
       "td",
       "tr",
       "table",
       "div",
       "ottr:ScheduleOfShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsValuationAssumptionsTableTextBlock",
       "ix:continuation",
       "body",
       "html"
      ],
      "baseRef": "ottr-20210331.htm",
      "contextRef": "i0ab2465096c74a779daef1aca23f0dac_D20210101-20210331",
      "decimals": "4",
      "first": true,
      "lang": "en-US",
      "name": "us-gaap:ShareBasedCompensationArrangementByShareBasedPaymentAwardFairValueAssumptionsRiskFreeInterestRate",
      "reportCount": 1,
      "unique": true,
      "unitRef": "number",
      "xsiNil": "false"
     }
    },
    "R54": {
     "firstAnchor": {
      "ancestors": [
       "span",
       "td",
       "tr",
       "table",
       "div",
       "body",
       "html"
      ],
      "baseRef": "ottr-20210331.htm",
      "contextRef": "i3a76d1213b09470fa8c6c3f49fa75d98_D20210101-20210331",
      "decimals": "-3",
      "first": true,
      "lang": "en-US",
      "name": "us-gaap:WeightedAverageNumberOfSharesOutstandingBasic",
      "reportCount": 1,
      "unitRef": "shares",
      "xsiNil": "false"
     },
     "groupType": "disclosure",
     "isDefault": "false",
     "longName": "2444422 - Disclosure - Earnings Per Share (Details)",
     "role": "http://www.otpco.com/role/EarningsPerShareDetails",
     "shortName": "Earnings Per Share (Details)",
     "subGroupType": "details",
     "uniqueAnchor": {
      "ancestors": [
       "span",
       "td",
       "tr",
       "table",
       "div",
       "us-gaap:ScheduleOfEarningsPerShareBasicAndDilutedTableTextBlock",
       "ix:continuation",
       "body",
       "html"
      ],
      "baseRef": "ottr-20210331.htm",
      "contextRef": "i3a76d1213b09470fa8c6c3f49fa75d98_D20210101-20210331",
      "decimals": "-3",
      "lang": "en-US",
      "name": "us-gaap:WeightedAverageNumberDilutedSharesOutstandingAdjustment",
      "reportCount": 1,
      "unique": true,
      "unitRef": "shares",
      "xsiNil": "false"
     }
    },
    "R55": {
     "firstAnchor": {
      "ancestors": [
       "span",
       "td",
       "tr",
       "table",
       "div",
       "us-gaap:InvestmentTableTextBlock",
       "ix:continuation",
       "body",
       "html"
      ],
      "baseRef": "ottr-20210331.htm",
      "contextRef": "i5458f4d6e23940ca92dd24eb67c70571_I20210331",
      "decimals": "-3",
      "first": true,
      "lang": "en-US",
      "name": "us-gaap:EquitySecuritiesFvNi",
      "reportCount": 1,
      "unitRef": "usd",
      "xsiNil": "false"
     },
     "groupType": "disclosure",
     "isDefault": "false",
     "longName": "2447423 - Disclosure - Fair Value Measurements - Schedule of Fair Value Measurements, Recurring and Nonrecurring (Details)",
     "role": "http://www.otpco.com/role/FairValueMeasurementsScheduleofFairValueMeasurementsRecurringandNonrecurringDetails",
     "shortName": "Fair Value Measurements - Schedule of Fair Value Measurements, Recurring and Nonrecurring (Details)",
     "subGroupType": "details",
     "uniqueAnchor": {
      "ancestors": [
       "span",
       "td",
       "tr",
       "table",
       "us-gaap:FairValueAssetsAndLiabilitiesMeasuredOnRecurringAndNonrecurringBasisTableTextBlock",
       "div",
       "ix:continuation",
       "body",
       "html"
      ],
      "baseRef": "ottr-20210331.htm",
      "contextRef": "i44f6ee084e304f729668c7da0bb0e632_I20210331",
      "decimals": "-3",
      "lang": "en-US",
      "name": "us-gaap:CashAndCashEquivalentsFairValueDisclosure",
      "reportCount": 1,
      "unique": true,
      "unitRef": "usd",
      "xsiNil": "false"
     }
    },
    "R56": {
     "firstAnchor": {
      "ancestors": [
       "span",
       "td",
       "tr",
       "table",
       "ix:continuation",
       "div",
       "ix:continuation",
       "body",
       "html"
      ],
      "baseRef": "ottr-20210331.htm",
      "contextRef": "id4f7bbf1057f4c809c8eaebae195f88d_I20210331",
      "decimals": "-3",
      "first": true,
      "lang": "en-US",
      "name": "us-gaap:CashAndCashEquivalentsFairValueDisclosure",
      "reportCount": 1,
      "unique": true,
      "unitRef": "usd",
      "xsiNil": "false"
     },
     "groupType": "disclosure",
     "isDefault": "false",
     "longName": "2448424 - Disclosure - Fair Value Measurements - Schedule of Fair Value of Assets and Liabilities (Details)",
     "role": "http://www.otpco.com/role/FairValueMeasurementsScheduleofFairValueofAssetsandLiabilitiesDetails",
     "shortName": "Fair Value Measurements - Schedule of Fair Value of Assets and Liabilities (Details)",
     "subGroupType": "details",
     "uniqueAnchor": {
      "ancestors": [
       "span",
       "td",
       "tr",
       "table",
       "ix:continuation",
       "div",
       "ix:continuation",
       "body",
       "html"
      ],
      "baseRef": "ottr-20210331.htm",
      "contextRef": "id4f7bbf1057f4c809c8eaebae195f88d_I20210331",
      "decimals": "-3",
      "first": true,
      "lang": "en-US",
      "name": "us-gaap:CashAndCashEquivalentsFairValueDisclosure",
      "reportCount": 1,
      "unique": true,
      "unitRef": "usd",
      "xsiNil": "false"
     }
    },
    "R6": {
     "firstAnchor": {
      "ancestors": [
       "span",
       "td",
       "tr",
       "table",
       "div",
       "body",
       "html"
      ],
      "baseRef": "ottr-20210331.htm",
      "contextRef": "i900353a404f042c9883241e203d1280c_I20191231",
      "decimals": "INF",
      "first": true,
      "lang": "en-US",
      "name": "us-gaap:SharesOutstanding",
      "reportCount": 1,
      "unique": true,
      "unitRef": "shares",
      "xsiNil": "false"
     },
     "groupType": "statement",
     "isDefault": "false",
     "longName": "1005006 - Statement - Consolidated Statements of Shareholders' Equity",
     "role": "http://www.otpco.com/role/ConsolidatedStatementsofShareholdersEquity",
     "shortName": "Consolidated Statements of Shareholders' Equity",
     "subGroupType": "",
     "uniqueAnchor": {
      "ancestors": [
       "span",
       "td",
       "tr",
       "table",
       "div",
       "body",
       "html"
      ],
      "baseRef": "ottr-20210331.htm",
      "contextRef": "i900353a404f042c9883241e203d1280c_I20191231",
      "decimals": "INF",
      "first": true,
      "lang": "en-US",
      "name": "us-gaap:SharesOutstanding",
      "reportCount": 1,
      "unique": true,
      "unitRef": "shares",
      "xsiNil": "false"
     }
    },
    "R7": {
     "firstAnchor": {
      "ancestors": [
       "span",
       "div",
       "td",
       "tr",
       "table",
       "div",
       "body",
       "html"
      ],
      "baseRef": "ottr-20210331.htm",
      "contextRef": "i3a76d1213b09470fa8c6c3f49fa75d98_D20210101-20210331",
      "decimals": "INF",
      "first": true,
      "lang": "en-US",
      "name": "us-gaap:CommonStockDividendsPerShareDeclared",
      "reportCount": 1,
      "unique": true,
      "unitRef": "usdPerShare",
      "xsiNil": "false"
     },
     "groupType": "statement",
     "isDefault": "false",
     "longName": "1006007 - Statement - Consolidated Statements of Shareholders' Equity (Parentheticals)",
     "role": "http://www.otpco.com/role/ConsolidatedStatementsofShareholdersEquityParentheticals",
     "shortName": "Consolidated Statements of Shareholders' Equity (Parentheticals)",
     "subGroupType": "parenthetical",
     "uniqueAnchor": {
      "ancestors": [
       "span",
       "div",
       "td",
       "tr",
       "table",
       "div",
       "body",
       "html"
      ],
      "baseRef": "ottr-20210331.htm",
      "contextRef": "i3a76d1213b09470fa8c6c3f49fa75d98_D20210101-20210331",
      "decimals": "INF",
      "first": true,
      "lang": "en-US",
      "name": "us-gaap:CommonStockDividendsPerShareDeclared",
      "reportCount": 1,
      "unique": true,
      "unitRef": "usdPerShare",
      "xsiNil": "false"
     }
    },
    "R8": {
     "firstAnchor": {
      "ancestors": [
       "span",
       "td",
       "tr",
       "table",
       "div",
       "body",
       "html"
      ],
      "baseRef": "ottr-20210331.htm",
      "contextRef": "i3a76d1213b09470fa8c6c3f49fa75d98_D20210101-20210331",
      "decimals": "-3",
      "first": true,
      "lang": "en-US",
      "name": "us-gaap:NetIncomeLoss",
      "reportCount": 1,
      "unitRef": "usd",
      "xsiNil": "false"
     },
     "groupType": "statement",
     "isDefault": "false",
     "longName": "1007008 - Statement - Consolidated Statements of Cash Flows",
     "role": "http://www.otpco.com/role/ConsolidatedStatementsofCashFlows",
     "shortName": "Consolidated Statements of Cash Flows",
     "subGroupType": "",
     "uniqueAnchor": {
      "ancestors": [
       "span",
       "td",
       "tr",
       "table",
       "div",
       "body",
       "html"
      ],
      "baseRef": "ottr-20210331.htm",
      "contextRef": "i3a76d1213b09470fa8c6c3f49fa75d98_D20210101-20210331",
      "decimals": "-3",
      "lang": "en-US",
      "name": "us-gaap:IncomeTaxCreditsAndAdjustments",
      "reportCount": 1,
      "unique": true,
      "unitRef": "usd",
      "xsiNil": "false"
     }
    },
    "R9": {
     "firstAnchor": {
      "ancestors": [
       "span",
       "div",
       "body",
       "html"
      ],
      "baseRef": "ottr-20210331.htm",
      "contextRef": "i3a76d1213b09470fa8c6c3f49fa75d98_D20210101-20210331",
      "decimals": null,
      "first": true,
      "lang": "en-US",
      "name": "us-gaap:SignificantAccountingPoliciesTextBlock",
      "reportCount": 1,
      "unique": true,
      "unitRef": null,
      "xsiNil": "false"
     },
     "groupType": "disclosure",
     "isDefault": "false",
     "longName": "2101101 - Disclosure - Summary of Significant Accounting Policies",
     "role": "http://www.otpco.com/role/SummaryofSignificantAccountingPolicies",
     "shortName": "Summary of Significant Accounting Policies",
     "subGroupType": "",
     "uniqueAnchor": {
      "ancestors": [
       "span",
       "div",
       "body",
       "html"
      ],
      "baseRef": "ottr-20210331.htm",
      "contextRef": "i3a76d1213b09470fa8c6c3f49fa75d98_D20210101-20210331",
      "decimals": null,
      "first": true,
      "lang": "en-US",
      "name": "us-gaap:SignificantAccountingPoliciesTextBlock",
      "reportCount": 1,
      "unique": true,
      "unitRef": null,
      "xsiNil": "false"
     }
    }
   },
   "segmentCount": 80,
   "tag": {
    "dei_AmendmentFlag": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Boolean flag that is true when the XBRL content amends previously-filed or accepted submission.",
        "label": "Amendment Flag",
        "terseLabel": "Amendment Flag"
       }
      }
     },
     "localname": "AmendmentFlag",
     "nsuri": "http://xbrl.sec.gov/dei/2020-01-31",
     "presentation": [
      "http://www.otpco.com/role/Cover"
     ],
     "xbrltype": "booleanItemType"
    },
    "dei_CityAreaCode": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Area code of city",
        "label": "City Area Code",
        "terseLabel": "City Area Code"
       }
      }
     },
     "localname": "CityAreaCode",
     "nsuri": "http://xbrl.sec.gov/dei/2020-01-31",
     "presentation": [
      "http://www.otpco.com/role/Cover"
     ],
     "xbrltype": "normalizedStringItemType"
    },
    "dei_CoverAbstract": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Cover page.",
        "label": "Cover [Abstract]",
        "terseLabel": "Cover [Abstract]"
       }
      }
     },
     "localname": "CoverAbstract",
     "nsuri": "http://xbrl.sec.gov/dei/2020-01-31",
     "xbrltype": "stringItemType"
    },
    "dei_CurrentFiscalYearEndDate": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "End date of current fiscal year in the format --MM-DD.",
        "label": "Current Fiscal Year End Date",
        "terseLabel": "Current Fiscal Year End Date"
       }
      }
     },
     "localname": "CurrentFiscalYearEndDate",
     "nsuri": "http://xbrl.sec.gov/dei/2020-01-31",
     "presentation": [
      "http://www.otpco.com/role/Cover"
     ],
     "xbrltype": "gMonthDayItemType"
    },
    "dei_DocumentFiscalPeriodFocus": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Fiscal period values are FY, Q1, Q2, and Q3.  1st, 2nd and 3rd quarter 10-Q or 10-QT statements have value Q1, Q2, and Q3 respectively, with 10-K, 10-KT or other fiscal year statements having FY.",
        "label": "Document Fiscal Period Focus",
        "terseLabel": "Document Fiscal Period Focus"
       }
      }
     },
     "localname": "DocumentFiscalPeriodFocus",
     "nsuri": "http://xbrl.sec.gov/dei/2020-01-31",
     "presentation": [
      "http://www.otpco.com/role/Cover"
     ],
     "xbrltype": "fiscalPeriodItemType"
    },
    "dei_DocumentFiscalYearFocus": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "This is focus fiscal year of the document report in YYYY format. For a 2006 annual report, which may also provide financial information from prior periods, fiscal 2006 should be given as the fiscal year focus. Example: 2006.",
        "label": "Document Fiscal Year Focus",
        "terseLabel": "Document Fiscal Year Focus"
       }
      }
     },
     "localname": "DocumentFiscalYearFocus",
     "nsuri": "http://xbrl.sec.gov/dei/2020-01-31",
     "presentation": [
      "http://www.otpco.com/role/Cover"
     ],
     "xbrltype": "gYearItemType"
    },
    "dei_DocumentPeriodEndDate": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "The end date of the period reflected on the cover page if a periodic report. For all other reports and registration statements containing historical data, it is the date up through which that historical data is presented.  If there is no historical data in the report, use the filing date. The format of the date is YYYY-MM-DD.",
        "label": "Document Period End Date",
        "terseLabel": "Document Period End Date"
       }
      }
     },
     "localname": "DocumentPeriodEndDate",
     "nsuri": "http://xbrl.sec.gov/dei/2020-01-31",
     "presentation": [
      "http://www.otpco.com/role/Cover"
     ],
     "xbrltype": "dateItemType"
    },
    "dei_DocumentQuarterlyReport": {
     "auth_ref": [
      "r529"
     ],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Boolean flag that is true only for a form used as an quarterly report.",
        "label": "Document Quarterly Report",
        "terseLabel": "Document Quarterly Report"
       }
      }
     },
     "localname": "DocumentQuarterlyReport",
     "nsuri": "http://xbrl.sec.gov/dei/2020-01-31",
     "presentation": [
      "http://www.otpco.com/role/Cover"
     ],
     "xbrltype": "booleanItemType"
    },
    "dei_DocumentTransitionReport": {
     "auth_ref": [
      "r530"
     ],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Boolean flag that is true only for a form used as a transition report.",
        "label": "Document Transition Report",
        "terseLabel": "Document Transition Report"
       }
      }
     },
     "localname": "DocumentTransitionReport",
     "nsuri": "http://xbrl.sec.gov/dei/2020-01-31",
     "presentation": [
      "http://www.otpco.com/role/Cover"
     ],
     "xbrltype": "booleanItemType"
    },
    "dei_DocumentType": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "The type of document being provided (such as 10-K, 10-Q, 485BPOS, etc). The document type is limited to the same value as the supporting SEC submission type, or the word 'Other'.",
        "label": "Document Type",
        "terseLabel": "Document Type"
       }
      }
     },
     "localname": "DocumentType",
     "nsuri": "http://xbrl.sec.gov/dei/2020-01-31",
     "presentation": [
      "http://www.otpco.com/role/Cover"
     ],
     "xbrltype": "submissionTypeItemType"
    },
    "dei_EntityAddressAddressLine1": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Address Line 1 such as Attn, Building Name, Street Name",
        "label": "Entity Address, Address Line One",
        "terseLabel": "Entity Address, Address Line One"
       }
      }
     },
     "localname": "EntityAddressAddressLine1",
     "nsuri": "http://xbrl.sec.gov/dei/2020-01-31",
     "presentation": [
      "http://www.otpco.com/role/Cover"
     ],
     "xbrltype": "normalizedStringItemType"
    },
    "dei_EntityAddressAddressLine2": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Address Line 2 such as Street or Suite number",
        "label": "Entity Address, Address Line Two",
        "terseLabel": "Entity Address, Address Line Two"
       }
      }
     },
     "localname": "EntityAddressAddressLine2",
     "nsuri": "http://xbrl.sec.gov/dei/2020-01-31",
     "presentation": [
      "http://www.otpco.com/role/Cover"
     ],
     "xbrltype": "normalizedStringItemType"
    },
    "dei_EntityAddressCityOrTown": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Name of the City or Town",
        "label": "Entity Address, City or Town",
        "terseLabel": "Entity Address, City or Town"
       }
      }
     },
     "localname": "EntityAddressCityOrTown",
     "nsuri": "http://xbrl.sec.gov/dei/2020-01-31",
     "presentation": [
      "http://www.otpco.com/role/Cover"
     ],
     "xbrltype": "normalizedStringItemType"
    },
    "dei_EntityAddressPostalZipCode": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Code for the postal or zip code",
        "label": "Entity Address, Postal Zip Code",
        "terseLabel": "Entity Address, Postal Zip Code"
       }
      }
     },
     "localname": "EntityAddressPostalZipCode",
     "nsuri": "http://xbrl.sec.gov/dei/2020-01-31",
     "presentation": [
      "http://www.otpco.com/role/Cover"
     ],
     "xbrltype": "normalizedStringItemType"
    },
    "dei_EntityAddressStateOrProvince": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Name of the state or province.",
        "label": "Entity Address, State or Province",
        "terseLabel": "Entity Address, State or Province"
       }
      }
     },
     "localname": "EntityAddressStateOrProvince",
     "nsuri": "http://xbrl.sec.gov/dei/2020-01-31",
     "presentation": [
      "http://www.otpco.com/role/Cover"
     ],
     "xbrltype": "stateOrProvinceItemType"
    },
    "dei_EntityCentralIndexKey": {
     "auth_ref": [
      "r531"
     ],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "A unique 10-digit SEC-issued value to identify entities that have filed disclosures with the SEC. It is commonly abbreviated as CIK.",
        "label": "Entity Central Index Key",
        "terseLabel": "Entity Central Index Key"
       }
      }
     },
     "localname": "EntityCentralIndexKey",
     "nsuri": "http://xbrl.sec.gov/dei/2020-01-31",
     "presentation": [
      "http://www.otpco.com/role/Cover"
     ],
     "xbrltype": "centralIndexKeyItemType"
    },
    "dei_EntityCommonStockSharesOutstanding": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Indicate number of shares or other units outstanding of each of registrant's classes of capital or common stock or other ownership interests, if and as stated on cover of related periodic report. Where multiple classes or units exist define each class/interest by adding class of stock items such as Common Class A [Member], Common Class B [Member] or Partnership Interest [Member] onto the Instrument [Domain] of the Entity Listings, Instrument.",
        "label": "Entity Common Stock, Shares Outstanding",
        "terseLabel": "Entity Common Stock, Shares Outstanding"
       }
      }
     },
     "localname": "EntityCommonStockSharesOutstanding",
     "nsuri": "http://xbrl.sec.gov/dei/2020-01-31",
     "presentation": [
      "http://www.otpco.com/role/Cover"
     ],
     "xbrltype": "sharesItemType"
    },
    "dei_EntityCurrentReportingStatus": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Indicate 'Yes' or 'No' whether registrants (1) have filed all reports required to be filed by Section 13 or 15(d) of the Securities Exchange Act of 1934 during the preceding 12 months (or for such shorter period that registrants were required to file such reports), and (2) have been subject to such filing requirements for the past 90 days. This information should be based on the registrant's current or most recent filing containing the related disclosure.",
        "label": "Entity Current Reporting Status",
        "terseLabel": "Entity Current Reporting Status"
       }
      }
     },
     "localname": "EntityCurrentReportingStatus",
     "nsuri": "http://xbrl.sec.gov/dei/2020-01-31",
     "presentation": [
      "http://www.otpco.com/role/Cover"
     ],
     "xbrltype": "yesNoItemType"
    },
    "dei_EntityDomain": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "All the names of the entities being reported upon in a document. Any legal structure used to conduct activities or to hold assets. Some examples of such structures are corporations, partnerships, limited liability companies, grantor trusts, and other trusts. This item does not include business and geographical segments which are included in the geographical or business segments domains.",
        "label": "Entity [Domain]",
        "terseLabel": "Entity [Domain]"
       }
      }
     },
     "localname": "EntityDomain",
     "nsuri": "http://xbrl.sec.gov/dei/2020-01-31",
     "presentation": [
      "http://www.otpco.com/role/CommitmentsandContingenciesDetails",
      "http://www.otpco.com/role/StockholdersEquityDetails"
     ],
     "xbrltype": "domainItemType"
    },
    "dei_EntityEmergingGrowthCompany": {
     "auth_ref": [
      "r531"
     ],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Indicate if registrant meets the emerging growth company criteria.",
        "label": "Entity Emerging Growth Company",
        "terseLabel": "Entity Emerging Growth Company"
       }
      }
     },
     "localname": "EntityEmergingGrowthCompany",
     "nsuri": "http://xbrl.sec.gov/dei/2020-01-31",
     "presentation": [
      "http://www.otpco.com/role/Cover"
     ],
     "xbrltype": "booleanItemType"
    },
    "dei_EntityFileNumber": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Commission file number. The field allows up to 17 characters. The prefix may contain 1-3 digits, the sequence number may contain 1-8 digits, the optional suffix may contain 1-4 characters, and the fields are separated with a hyphen.",
        "label": "Entity File Number",
        "terseLabel": "Entity File Number"
       }
      }
     },
     "localname": "EntityFileNumber",
     "nsuri": "http://xbrl.sec.gov/dei/2020-01-31",
     "presentation": [
      "http://www.otpco.com/role/Cover"
     ],
     "xbrltype": "fileNumberItemType"
    },
    "dei_EntityFilerCategory": {
     "auth_ref": [
      "r531"
     ],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Indicate whether the registrant is one of the following: Large Accelerated Filer, Accelerated Filer, Non-accelerated Filer. Definitions of these categories are stated in Rule 12b-2 of the Exchange Act. This information should be based on the registrant's current or most recent filing containing the related disclosure.",
        "label": "Entity Filer Category",
        "terseLabel": "Entity Filer Category"
       }
      }
     },
     "localname": "EntityFilerCategory",
     "nsuri": "http://xbrl.sec.gov/dei/2020-01-31",
     "presentation": [
      "http://www.otpco.com/role/Cover"
     ],
     "xbrltype": "filerCategoryItemType"
    },
    "dei_EntityIncorporationStateCountryCode": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Two-character EDGAR code representing the state or country of incorporation.",
        "label": "Entity Incorporation, State or Country Code",
        "terseLabel": "Entity Incorporation, State or Country Code"
       }
      }
     },
     "localname": "EntityIncorporationStateCountryCode",
     "nsuri": "http://xbrl.sec.gov/dei/2020-01-31",
     "presentation": [
      "http://www.otpco.com/role/Cover"
     ],
     "xbrltype": "edgarStateCountryItemType"
    },
    "dei_EntityInteractiveDataCurrent": {
     "auth_ref": [
      "r532"
     ],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Boolean flag that is true when the registrant has submitted electronically every Interactive Data File required to be submitted pursuant to Rule 405 of Regulation S-T during the preceding 12 months (or for such shorter period that the registrant was required to submit such files).",
        "label": "Entity Interactive Data Current",
        "terseLabel": "Entity Interactive Data Current"
       }
      }
     },
     "localname": "EntityInteractiveDataCurrent",
     "nsuri": "http://xbrl.sec.gov/dei/2020-01-31",
     "presentation": [
      "http://www.otpco.com/role/Cover"
     ],
     "xbrltype": "yesNoItemType"
    },
    "dei_EntityRegistrantName": {
     "auth_ref": [
      "r531"
     ],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "The exact name of the entity filing the report as specified in its charter, which is required by forms filed with the SEC.",
        "label": "Entity Registrant Name",
        "terseLabel": "Entity Registrant Name"
       }
      }
     },
     "localname": "EntityRegistrantName",
     "nsuri": "http://xbrl.sec.gov/dei/2020-01-31",
     "presentation": [
      "http://www.otpco.com/role/Cover"
     ],
     "xbrltype": "normalizedStringItemType"
    },
    "dei_EntityShellCompany": {
     "auth_ref": [
      "r531"
     ],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Boolean flag that is true when the registrant is a shell company as defined in Rule 12b-2 of the Exchange Act.",
        "label": "Entity Shell Company",
        "terseLabel": "Entity Shell Company"
       }
      }
     },
     "localname": "EntityShellCompany",
     "nsuri": "http://xbrl.sec.gov/dei/2020-01-31",
     "presentation": [
      "http://www.otpco.com/role/Cover"
     ],
     "xbrltype": "booleanItemType"
    },
    "dei_EntitySmallBusiness": {
     "auth_ref": [
      "r531"
     ],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Indicates that the company is a Smaller Reporting Company (SRC).",
        "label": "Entity Small Business",
        "terseLabel": "Entity Small Business"
       }
      }
     },
     "localname": "EntitySmallBusiness",
     "nsuri": "http://xbrl.sec.gov/dei/2020-01-31",
     "presentation": [
      "http://www.otpco.com/role/Cover"
     ],
     "xbrltype": "booleanItemType"
    },
    "dei_EntityTaxIdentificationNumber": {
     "auth_ref": [
      "r531"
     ],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "The Tax Identification Number (TIN), also known as an Employer Identification Number (EIN), is a unique 9-digit value assigned by the IRS.",
        "label": "Entity Tax Identification Number",
        "terseLabel": "Entity Tax Identification Number"
       }
      }
     },
     "localname": "EntityTaxIdentificationNumber",
     "nsuri": "http://xbrl.sec.gov/dei/2020-01-31",
     "presentation": [
      "http://www.otpco.com/role/Cover"
     ],
     "xbrltype": "employerIdItemType"
    },
    "dei_LegalEntityAxis": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "The set of legal entities associated with a report.",
        "label": "Legal Entity [Axis]",
        "terseLabel": "Legal Entity [Axis]"
       }
      }
     },
     "localname": "LegalEntityAxis",
     "nsuri": "http://xbrl.sec.gov/dei/2020-01-31",
     "presentation": [
      "http://www.otpco.com/role/CommitmentsandContingenciesDetails",
      "http://www.otpco.com/role/StockholdersEquityDetails"
     ],
     "xbrltype": "stringItemType"
    },
    "dei_LocalPhoneNumber": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Local phone number for entity.",
        "label": "Local Phone Number",
        "terseLabel": "Local Phone Number"
       }
      }
     },
     "localname": "LocalPhoneNumber",
     "nsuri": "http://xbrl.sec.gov/dei/2020-01-31",
     "presentation": [
      "http://www.otpco.com/role/Cover"
     ],
     "xbrltype": "normalizedStringItemType"
    },
    "dei_Security12bTitle": {
     "auth_ref": [
      "r527"
     ],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Title of a 12(b) registered security.",
        "label": "Title of 12(b) Security",
        "terseLabel": "Title of 12(b) Security"
       }
      }
     },
     "localname": "Security12bTitle",
     "nsuri": "http://xbrl.sec.gov/dei/2020-01-31",
     "presentation": [
      "http://www.otpco.com/role/Cover"
     ],
     "xbrltype": "securityTitleItemType"
    },
    "dei_SecurityExchangeName": {
     "auth_ref": [
      "r528"
     ],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Name of the Exchange on which a security is registered.",
        "label": "Security Exchange Name",
        "terseLabel": "Security Exchange Name"
       }
      }
     },
     "localname": "SecurityExchangeName",
     "nsuri": "http://xbrl.sec.gov/dei/2020-01-31",
     "presentation": [
      "http://www.otpco.com/role/Cover"
     ],
     "xbrltype": "edgarExchangeCodeItemType"
    },
    "dei_TradingSymbol": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Trading symbol of an instrument as listed on an exchange.",
        "label": "Trading Symbol",
        "terseLabel": "Trading Symbol"
       }
      }
     },
     "localname": "TradingSymbol",
     "nsuri": "http://xbrl.sec.gov/dei/2020-01-31",
     "presentation": [
      "http://www.otpco.com/role/Cover"
     ],
     "xbrltype": "tradingSymbolItemType"
    },
    "ottr_AccountsPayableOutstandingRelatedToCapitalAdditions": {
     "auth_ref": [],
     "crdr": "credit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Represents the accounts payable outstanding related to capital additions as part of noncash Investing Activities",
        "label": "Transactions Related to Capital Additions not Settled in Cash",
        "terseLabel": "Transactions Related to Capital Additions Not Settled in Cash"
       }
      }
     },
     "localname": "AccountsPayableOutstandingRelatedToCapitalAdditions",
     "nsuri": "http://www.otpco.com/20210331",
     "presentation": [
      "http://www.otpco.com/role/ConsolidatedStatementsofCashFlows"
     ],
     "xbrltype": "monetaryItemType"
    },
    "ottr_AccountsReceivableAllowanceForCreditLossWriteoffAfterRecovery": {
     "auth_ref": [],
     "crdr": "debit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Accounts Receivable, Allowance for Credit Loss, Writeoff, after Recovery",
        "label": "Accounts Receivable, Allowance for Credit Loss, Writeoff, after Recovery",
        "negatedTerseLabel": "Reductions for Amounts Written-Off, Net of Recoveries"
       }
      }
     },
     "localname": "AccountsReceivableAllowanceForCreditLossWriteoffAfterRecovery",
     "nsuri": "http://www.otpco.com/20210331",
     "presentation": [
      "http://www.otpco.com/role/SelectBalanceSheetInformationSummaryofActivityinAllowanceforCreditLossesDetails"
     ],
     "xbrltype": "monetaryItemType"
    },
    "ottr_AlternativeRevenueProgramRidersMember": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Alternative Revenue Program Riders",
        "label": "Alternative Revenue Program Riders [Member]",
        "terseLabel": "Alternative Revenue Program Riders",
        "verboseLabel": "Alternative Revenue Program Riders"
       }
      }
     },
     "localname": "AlternativeRevenueProgramRidersMember",
     "nsuri": "http://www.otpco.com/20210331",
     "presentation": [
      "http://www.otpco.com/role/RegulatoryMattersRegulatoryAssetsandLiabilitiesDetails"
     ],
     "xbrltype": "domainItemType"
    },
    "ottr_AssetRetirementObligationsMember": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Asset Retirement Obligations",
        "label": "Asset Retirement Obligations [Member]",
        "terseLabel": "Asset Retirement Obligations"
       }
      }
     },
     "localname": "AssetRetirementObligationsMember",
     "nsuri": "http://www.otpco.com/20210331",
     "presentation": [
      "http://www.otpco.com/role/RegulatoryMattersRegulatoryAssetsandLiabilitiesDetails"
     ],
     "xbrltype": "domainItemType"
    },
    "ottr_ChangeInChecksWrittenInExcessOfCash": {
     "auth_ref": [],
     "calculation": {
      "http://www.otpco.com/role/ConsolidatedStatementsofCashFlows": {
       "order": 3.0,
       "parentTag": "us-gaap_NetCashProvidedByUsedInFinancingActivities",
       "weight": -1.0
      }
     },
     "crdr": "credit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Represents change in checks written in excess of cash.",
        "label": "ottr_ChangeInChecksWrittenInExcessOfCash",
        "negatedLabel": "Change in Checks Written in Excess of Cash"
       }
      }
     },
     "localname": "ChangeInChecksWrittenInExcessOfCash",
     "nsuri": "http://www.otpco.com/20210331",
     "presentation": [
      "http://www.otpco.com/role/ConsolidatedStatementsofCashFlows"
     ],
     "xbrltype": "monetaryItemType"
    },
    "ottr_DebtReacquisitionPremiumsMember": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Represents information about debt reacquisition premiums.",
        "label": "Debt Reacquisition Premiums [Member]",
        "terseLabel": "Debt Reacquisition Premiums"
       }
      }
     },
     "localname": "DebtReacquisitionPremiumsMember",
     "nsuri": "http://www.otpco.com/20210331",
     "presentation": [
      "http://www.otpco.com/role/RegulatoryMattersRegulatoryAssetsandLiabilitiesDetails"
     ],
     "xbrltype": "domainItemType"
    },
    "ottr_DebtToTotalCapitalizationRatio": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Represents the required ratio of debt to total capitalization.",
        "label": "ottr_DebtToTotalCapitalizationRatio",
        "terseLabel": "Debt to total capitalization ratio"
       }
      }
     },
     "localname": "DebtToTotalCapitalizationRatio",
     "nsuri": "http://www.otpco.com/20210331",
     "presentation": [
      "http://www.otpco.com/role/ShortTermandLongTermBorrowingsNarrativeDetails"
     ],
     "xbrltype": "percentItemType"
    },
    "ottr_DeferredIncomeTaxesMember": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Represents information about deferred income taxes.",
        "label": "Deferred Income Taxes [Member]",
        "terseLabel": "Deferred Income Taxes"
       }
      }
     },
     "localname": "DeferredIncomeTaxesMember",
     "nsuri": "http://www.otpco.com/20210331",
     "presentation": [
      "http://www.otpco.com/role/RegulatoryMattersRegulatoryAssetsandLiabilitiesDetails"
     ],
     "xbrltype": "domainItemType"
    },
    "ottr_DeferredRateCaseExpensesMember": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Deferred Rate Case Expenses",
        "label": "Deferred Rate Case Expenses [Member]",
        "terseLabel": "Deferred Rate Case Expenses",
        "verboseLabel": "Deferred Rate Case Expenses"
       }
      }
     },
     "localname": "DeferredRateCaseExpensesMember",
     "nsuri": "http://www.otpco.com/20210331",
     "presentation": [
      "http://www.otpco.com/role/RegulatoryMattersRegulatoryAssetsandLiabilitiesDetails"
     ],
     "xbrltype": "domainItemType"
    },
    "ottr_DefinedBenefitPlanAmortizationOfGainsLossesAbstract": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Defined Benefit Plan Amortization of Gains Losses [Abstract]",
        "label": "Amortization of Net Actuarial Loss",
        "terseLabel": "Amortization of Net Actuarial Loss:"
       }
      }
     },
     "localname": "DefinedBenefitPlanAmortizationOfGainsLossesAbstract",
     "nsuri": "http://www.otpco.com/20210331",
     "presentation": [
      "http://www.otpco.com/role/PensionPlanandOtherPostretirementBenefitsComponentsofNetPeriodicBenefitCostDetails"
     ],
     "xbrltype": "stringItemType"
    },
    "ottr_DefinedBenefitPlanAmortizationOfGainsLossesFromOtherComprehensiveIncome": {
     "auth_ref": [],
     "calculation": {
      "http://www.otpco.com/role/PensionPlanandOtherPostretirementBenefitsComponentsofNetPeriodicBenefitCostDetails": {
       "order": 2.0,
       "parentTag": "us-gaap_DefinedBenefitPlanNetPeriodicBenefitCost",
       "weight": -1.0
      }
     },
     "crdr": "credit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "The amount of gains or losses recognized in net periodic benefit cost from other comprehensive income.",
        "label": "From Other Comprehensive Income",
        "negatedLabel": "From Other Comprehensive Income"
       }
      }
     },
     "localname": "DefinedBenefitPlanAmortizationOfGainsLossesFromOtherComprehensiveIncome",
     "nsuri": "http://www.otpco.com/20210331",
     "presentation": [
      "http://www.otpco.com/role/PensionPlanandOtherPostretirementBenefitsComponentsofNetPeriodicBenefitCostDetails"
     ],
     "xbrltype": "monetaryItemType"
    },
    "ottr_DefinedBenefitPlanAmortizationOfGainsLossesFromRegulatoryAssets": {
     "auth_ref": [],
     "calculation": {
      "http://www.otpco.com/role/PensionPlanandOtherPostretirementBenefitsComponentsofNetPeriodicBenefitCostDetails": {
       "order": 4.0,
       "parentTag": "us-gaap_DefinedBenefitPlanNetPeriodicBenefitCost",
       "weight": -1.0
      }
     },
     "crdr": "credit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "The amount of gains or losses recognized in net periodic benefit cost from regulatory assets.",
        "label": "ottr_DefinedBenefitPlanAmortizationOfGainsLossesFromRegulatoryAssets",
        "negatedLabel": "From Regulatory Asset"
       }
      }
     },
     "localname": "DefinedBenefitPlanAmortizationOfGainsLossesFromRegulatoryAssets",
     "nsuri": "http://www.otpco.com/20210331",
     "presentation": [
      "http://www.otpco.com/role/PensionPlanandOtherPostretirementBenefitsComponentsofNetPeriodicBenefitCostDetails"
     ],
     "xbrltype": "monetaryItemType"
    },
    "ottr_DefinedBenefitPlanAmortizationOfPriorServiceCostCreditAbstract": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Defined Benefit Plan Amortization of Prior Service Cost Credit [Abstract]",
        "label": "Amortization of Prior Service Cost",
        "terseLabel": "Amortization of Prior Service Cost:"
       }
      }
     },
     "localname": "DefinedBenefitPlanAmortizationOfPriorServiceCostCreditAbstract",
     "nsuri": "http://www.otpco.com/20210331",
     "presentation": [
      "http://www.otpco.com/role/PensionPlanandOtherPostretirementBenefitsComponentsofNetPeriodicBenefitCostDetails"
     ],
     "xbrltype": "stringItemType"
    },
    "ottr_DefinedBenefitPlanAmortizationOfPriorServiceCostFromOtherComprehensiveIncomeCredit": {
     "auth_ref": [],
     "calculation": {
      "http://www.otpco.com/role/PensionPlanandOtherPostretirementBenefitsComponentsofNetPeriodicBenefitCostDetails": {
       "order": 7.0,
       "parentTag": "us-gaap_DefinedBenefitPlanNetPeriodicBenefitCost",
       "weight": 1.0
      }
     },
     "crdr": "debit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "The amount of the prior service cost or credit recognized in net periodic benefit cost relating to benefit changes attributable to plan participants' prior service pursuant to a plan amendment or a plan initiation from other comprehensive income.",
        "label": "ottr_DefinedBenefitPlanAmortizationOfPriorServiceCostFromOtherComprehensiveIncomeCredit",
        "verboseLabel": "From Other Comprehensive Income"
       }
      }
     },
     "localname": "DefinedBenefitPlanAmortizationOfPriorServiceCostFromOtherComprehensiveIncomeCredit",
     "nsuri": "http://www.otpco.com/20210331",
     "presentation": [
      "http://www.otpco.com/role/PensionPlanandOtherPostretirementBenefitsComponentsofNetPeriodicBenefitCostDetails"
     ],
     "xbrltype": "monetaryItemType"
    },
    "ottr_DefinedBenefitPlanAmortizationOfPriorServiceCostFromRegulatoryAssetsCredit": {
     "auth_ref": [],
     "calculation": {
      "http://www.otpco.com/role/PensionPlanandOtherPostretirementBenefitsComponentsofNetPeriodicBenefitCostDetails": {
       "order": 5.0,
       "parentTag": "us-gaap_DefinedBenefitPlanNetPeriodicBenefitCost",
       "weight": 1.0
      }
     },
     "crdr": "debit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "The amount of the prior service cost or credit recognized in net periodic benefit cost relating to benefit changes attributable to plan participants' prior service pursuant to a plan amendment or a plan initiation from regulatory assets.",
        "label": "From Regulatory Asset",
        "terseLabel": "From Regulatory Asset"
       }
      }
     },
     "localname": "DefinedBenefitPlanAmortizationOfPriorServiceCostFromRegulatoryAssetsCredit",
     "nsuri": "http://www.otpco.com/20210331",
     "presentation": [
      "http://www.otpco.com/role/PensionPlanandOtherPostretirementBenefitsComponentsofNetPeriodicBenefitCostDetails"
     ],
     "xbrltype": "monetaryItemType"
    },
    "ottr_EffectiveIncomeTaxRateReconciliationAllowanceForEquityFundsUsedDuringConstructionPercent": {
     "auth_ref": [],
     "calculation": {
      "http://www.otpco.com/role/IncomeTaxesEffectiveIncomeTaxRateDetails": {
       "order": 8.0,
       "parentTag": "us-gaap_EffectiveIncomeTaxRateContinuingOperations",
       "weight": 1.0
      }
     },
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Effective Income Tax Rate Reconciliation, Allowance for Equity, Funds Used During Construction, Percent",
        "label": "Effective Income Tax Rate Reconciliation, Allowance for Equity, Funds Used During Construction, Percent",
        "terseLabel": "Allowance for Equity Funds Used During Construction"
       }
      }
     },
     "localname": "EffectiveIncomeTaxRateReconciliationAllowanceForEquityFundsUsedDuringConstructionPercent",
     "nsuri": "http://www.otpco.com/20210331",
     "presentation": [
      "http://www.otpco.com/role/IncomeTaxesEffectiveIncomeTaxRateDetails"
     ],
     "xbrltype": "percentItemType"
    },
    "ottr_EffectiveIncomeTaxRateReconciliationAmortizationOfExcessDeferredTaxes": {
     "auth_ref": [],
     "calculation": {
      "http://www.otpco.com/role/IncomeTaxesEffectiveIncomeTaxRateDetails": {
       "order": 3.0,
       "parentTag": "us-gaap_EffectiveIncomeTaxRateContinuingOperations",
       "weight": 1.0
      }
     },
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Effective Income Tax Rate Reconciliation, Amortization of Excess Deferred Taxes",
        "label": "Effective Income Tax Rate Reconciliation, Amortization of Excess Deferred Taxes",
        "terseLabel": "Amortization of Excess Deferred Income Taxes"
       }
      }
     },
     "localname": "EffectiveIncomeTaxRateReconciliationAmortizationOfExcessDeferredTaxes",
     "nsuri": "http://www.otpco.com/20210331",
     "presentation": [
      "http://www.otpco.com/role/IncomeTaxesEffectiveIncomeTaxRateDetails"
     ],
     "xbrltype": "percentItemType"
    },
    "ottr_EffectiveIncomeTaxRateReconciliationCorporateOwnedLifeInsurancePercent": {
     "auth_ref": [],
     "calculation": {
      "http://www.otpco.com/role/IncomeTaxesEffectiveIncomeTaxRateDetails": {
       "order": 5.0,
       "parentTag": "us-gaap_EffectiveIncomeTaxRateContinuingOperations",
       "weight": 1.0
      }
     },
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Effective Income Tax Rate Reconciliation, Corporate-Owned Life Insurance, Percent",
        "label": "Effective Income Tax Rate Reconciliation, Corporate-Owned Life Insurance, Percent",
        "terseLabel": "Corporate-Owned Life Insurance"
       }
      }
     },
     "localname": "EffectiveIncomeTaxRateReconciliationCorporateOwnedLifeInsurancePercent",
     "nsuri": "http://www.otpco.com/20210331",
     "presentation": [
      "http://www.otpco.com/role/IncomeTaxesEffectiveIncomeTaxRateDetails"
     ],
     "xbrltype": "percentItemType"
    },
    "ottr_EffectiveIncomeTaxRateReconciliationTaxCreditProductionPercent": {
     "auth_ref": [],
     "calculation": {
      "http://www.otpco.com/role/IncomeTaxesEffectiveIncomeTaxRateDetails": {
       "order": 7.0,
       "parentTag": "us-gaap_EffectiveIncomeTaxRateContinuingOperations",
       "weight": -1.0
      }
     },
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Effective Income Tax Rate Reconciliation, Tax Credit, Production, Percent",
        "label": "Effective Income Tax Rate Reconciliation, Tax Credit, Production, Percent",
        "negatedTerseLabel": "Production Tax Credits (PTCs)"
       }
      }
     },
     "localname": "EffectiveIncomeTaxRateReconciliationTaxCreditProductionPercent",
     "nsuri": "http://www.otpco.com/20210331",
     "presentation": [
      "http://www.otpco.com/role/IncomeTaxesEffectiveIncomeTaxRateDetails"
     ],
     "xbrltype": "percentItemType"
    },
    "ottr_ElectricMember": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Represents information about Electric segment.",
        "label": "Electric [Member]",
        "terseLabel": "Electric"
       }
      }
     },
     "localname": "ElectricMember",
     "nsuri": "http://www.otpco.com/20210331",
     "presentation": [
      "http://www.otpco.com/role/ConsolidatedStatementsofIncome",
      "http://www.otpco.com/role/RevenueDetails",
      "http://www.otpco.com/role/SegmentInformationBusinessSegmentsDetails"
     ],
     "xbrltype": "domainItemType"
    },
    "ottr_ElectricPlantInServiceMember": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Represents information pertaining to electric plant in service.",
        "label": "Electric Plant in Service [Member]",
        "terseLabel": "Electric Plant in Service"
       }
      }
     },
     "localname": "ElectricPlantInServiceMember",
     "nsuri": "http://www.otpco.com/20210331",
     "presentation": [
      "http://www.otpco.com/role/SelectBalanceSheetInformationScheduleofPropertyPlantandEquipmentDetails"
     ],
     "xbrltype": "domainItemType"
    },
    "ottr_ElectricPlantMember": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Represents information pertaining to electric utility plant.",
        "label": "Electric Plant [Member]",
        "terseLabel": "Electric Plant in Service"
       }
      }
     },
     "localname": "ElectricPlantMember",
     "nsuri": "http://www.otpco.com/20210331",
     "presentation": [
      "http://www.otpco.com/role/SelectBalanceSheetInformationScheduleofPropertyPlantandEquipmentDetails"
     ],
     "xbrltype": "domainItemType"
    },
    "ottr_ElectricProductOtherMember": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Electric Product, Other",
        "label": "Electric Product, Other [Member]",
        "terseLabel": "Other"
       }
      }
     },
     "localname": "ElectricProductOtherMember",
     "nsuri": "http://www.otpco.com/20210331",
     "presentation": [
      "http://www.otpco.com/role/RevenueDetails"
     ],
     "xbrltype": "domainItemType"
    },
    "ottr_ElectronicProductRetailMember": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Electronic Product, Retail",
        "label": "Electronic Product, Retail [Member]",
        "terseLabel": "Total Retail"
       }
      }
     },
     "localname": "ElectronicProductRetailMember",
     "nsuri": "http://www.otpco.com/20210331",
     "presentation": [
      "http://www.otpco.com/role/RevenueDetails"
     ],
     "xbrltype": "domainItemType"
    },
    "ottr_EquityToTotalCapitalizationRatio": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Represents the ratio of Equity to total capitalization, which includes as equity minority interest and preferred stock as well as all of the components of common equity as presented on the balance sheet. Total capitalization is calculated as equity plus short-term debt plus long-term debt as presented on the balance sheet.",
        "label": "ottr_EquityToTotalCapitalizationRatio",
        "terseLabel": "Equity to total capitalization ratio"
       }
      }
     },
     "localname": "EquityToTotalCapitalizationRatio",
     "nsuri": "http://www.otpco.com/20210331",
     "presentation": [
      "http://www.otpco.com/role/StockholdersEquityDetails"
     ],
     "xbrltype": "percentItemType"
    },
    "ottr_ExecutiveSurvivorAndSupplementalRetirementPlanMember": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Represents information about executive survivor and supplemental retirement plan.",
        "label": "Executive Survivor and Supplemental Retirement Plan [Member]",
        "terseLabel": "Executive Survivor and Supplemental Retirement Plan"
       }
      }
     },
     "localname": "ExecutiveSurvivorAndSupplementalRetirementPlanMember",
     "nsuri": "http://www.otpco.com/20210331",
     "presentation": [
      "http://www.otpco.com/role/PensionPlanandOtherPostretirementBenefitsComponentsofNetPeriodicBenefitCostDetails"
     ],
     "xbrltype": "domainItemType"
    },
    "ottr_FederalEnergyRegulatoryCommissionMember": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Represents Federal Energy Regulatory Commission.",
        "label": "Federal Energy Regulatory Commission [Member]",
        "terseLabel": "Federal Energy Regulatory Commission"
       }
      }
     },
     "localname": "FederalEnergyRegulatoryCommissionMember",
     "nsuri": "http://www.otpco.com/20210331",
     "presentation": [
      "http://www.otpco.com/role/CommitmentsandContingenciesDetails"
     ],
     "xbrltype": "domainItemType"
    },
    "ottr_FuelClauseAdjustmentMember": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Fuel Clause Adjustment",
        "label": "Fuel Clause Adjustment [Member]",
        "terseLabel": "Fuel Clause Adjustments"
       }
      }
     },
     "localname": "FuelClauseAdjustmentMember",
     "nsuri": "http://www.otpco.com/20210331",
     "presentation": [
      "http://www.otpco.com/role/RegulatoryMattersRegulatoryAssetsandLiabilitiesDetails"
     ],
     "xbrltype": "domainItemType"
    },
    "ottr_GovernmentBackedAndGovernmentSponsoredEnterprisesDebtSecuritiesMember": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Represents information about government-backed and Government-sponsored enterprises' debt securities.",
        "label": "Government-backed and Government-sponsored Enterprises' Debt Securities [Member]",
        "terseLabel": "Government-Backed and Government-Sponsored Enterprises\u2019 Debt Securities"
       }
      }
     },
     "localname": "GovernmentBackedAndGovernmentSponsoredEnterprisesDebtSecuritiesMember",
     "nsuri": "http://www.otpco.com/20210331",
     "presentation": [
      "http://www.otpco.com/role/FairValueMeasurementsScheduleofFairValueMeasurementsRecurringandNonrecurringDetails"
     ],
     "xbrltype": "domainItemType"
    },
    "ottr_ISOCostRecoveryTrackersMember": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "ISO Cost Recovery Trackers",
        "label": "ISO Cost Recovery Trackers [Member]",
        "terseLabel": "ISO Cost Recovery Trackers",
        "verboseLabel": "ISO Cost Recovery Trackers"
       }
      }
     },
     "localname": "ISOCostRecoveryTrackersMember",
     "nsuri": "http://www.otpco.com/20210331",
     "presentation": [
      "http://www.otpco.com/role/RegulatoryMattersRegulatoryAssetsandLiabilitiesDetails"
     ],
     "xbrltype": "domainItemType"
    },
    "ottr_IncreaseDecreaseInDeferredChargesAndOtherAssets": {
     "auth_ref": [],
     "calculation": {
      "http://www.otpco.com/role/ConsolidatedStatementsofCashFlows": {
       "order": 10.0,
       "parentTag": "us-gaap_NetCashProvidedByUsedInOperatingActivities",
       "weight": 1.0
      }
     },
     "crdr": "debit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "The net change during the reporting period in the value of expenditures made during the current reporting period for benefits that will be received over a period of years. Deferred charges differ from prepaid expenses in that they usually extend over a long period of time and may or may not be regularly recurring costs of operation. Also includes, the net change during the reporting period in other assets not otherwise defined in the taxonomy.",
        "label": "Change in Deferred Debits and Other Assets",
        "terseLabel": "Change in Deferred Debits and Other Assets"
       }
      }
     },
     "localname": "IncreaseDecreaseInDeferredChargesAndOtherAssets",
     "nsuri": "http://www.otpco.com/20210331",
     "presentation": [
      "http://www.otpco.com/role/ConsolidatedStatementsofCashFlows"
     ],
     "xbrltype": "monetaryItemType"
    },
    "ottr_IncreaseDecreaseInInterestPayableAndIncomeTaxesReceivablePayableNet": {
     "auth_ref": [],
     "calculation": {
      "http://www.otpco.com/role/ConsolidatedStatementsofCashFlows": {
       "order": 11.0,
       "parentTag": "us-gaap_NetCashProvidedByUsedInOperatingActivities",
       "weight": 1.0
      }
     },
     "crdr": "debit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "The net change during the reporting period in the aggregate amount of interest payable and income taxes receivable/payable incurred but not paid.",
        "label": "Change in Interest Payable and Income Taxes Receivable",
        "terseLabel": "Change in Interest Payable and Income Taxes Receivable/Payable"
       }
      }
     },
     "localname": "IncreaseDecreaseInInterestPayableAndIncomeTaxesReceivablePayableNet",
     "nsuri": "http://www.otpco.com/20210331",
     "presentation": [
      "http://www.otpco.com/role/ConsolidatedStatementsofCashFlows"
     ],
     "xbrltype": "monetaryItemType"
    },
    "ottr_IncreaseDecreaseInOtherOperatingLiabilitiesAndIncreaseDecreaseInDeferredLiabilities": {
     "auth_ref": [],
     "calculation": {
      "http://www.otpco.com/role/ConsolidatedStatementsofCashFlows": {
       "order": 9.0,
       "parentTag": "us-gaap_NetCashProvidedByUsedInOperatingActivities",
       "weight": -1.0
      }
     },
     "crdr": "credit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "The net change during the reporting period in the value of obligations incurred during the current reporting period that will be paid for over a period of years or revenues received that will be earned over a period of years.",
        "label": "ottr_IncreaseDecreaseInOtherOperatingLiabilitiesAndIncreaseDecreaseInDeferredLiabilities",
        "negatedLabel": "Change in Noncurrent Liabilities and Deferred Credits"
       }
      }
     },
     "localname": "IncreaseDecreaseInOtherOperatingLiabilitiesAndIncreaseDecreaseInDeferredLiabilities",
     "nsuri": "http://www.otpco.com/20210331",
     "presentation": [
      "http://www.otpco.com/role/ConsolidatedStatementsofCashFlows"
     ],
     "xbrltype": "monetaryItemType"
    },
    "ottr_InterestAndDividendCoverageRatio": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Represents the required interest and dividend coverage ratio.",
        "label": "ottr_InterestAndDividendCoverageRatio",
        "terseLabel": "Interest and dividend coverage ratio"
       }
      }
     },
     "localname": "InterestAndDividendCoverageRatio",
     "nsuri": "http://www.otpco.com/20210331",
     "presentation": [
      "http://www.otpco.com/role/ShortTermandLongTermBorrowingsNarrativeDetails"
     ],
     "xbrltype": "pureItemType"
    },
    "ottr_ManufacturingMember": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Represents information about manufacturing.",
        "label": "Manufacturing [Member]",
        "terseLabel": "Manufacturing"
       }
      }
     },
     "localname": "ManufacturingMember",
     "nsuri": "http://www.otpco.com/20210331",
     "presentation": [
      "http://www.otpco.com/role/RevenueDetails",
      "http://www.otpco.com/role/SegmentInformationBusinessSegmentsDetails"
     ],
     "xbrltype": "domainItemType"
    },
    "ottr_MetalPartsAndToolingMember": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Represents information pertaining to metal parts and tooling.",
        "label": "Metal Parts and Tooling [Member]",
        "terseLabel": "Metal Parts and Tooling"
       }
      }
     },
     "localname": "MetalPartsAndToolingMember",
     "nsuri": "http://www.otpco.com/20210331",
     "presentation": [
      "http://www.otpco.com/role/RevenueDetails"
     ],
     "xbrltype": "domainItemType"
    },
    "ottr_MinnesotaPublicUtilitiesCommissionMember": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Represents information about Minnesota Public Utilities Commission.",
        "label": "Minnesota Public Utilities Commission [Member]",
        "terseLabel": "Minnesota Public Utilities Commission"
       }
      }
     },
     "localname": "MinnesotaPublicUtilitiesCommissionMember",
     "nsuri": "http://www.otpco.com/20210331",
     "presentation": [
      "http://www.otpco.com/role/StockholdersEquityDetails"
     ],
     "xbrltype": "domainItemType"
    },
    "ottr_NetAssetsRestrictedFromDistribution": {
     "auth_ref": [],
     "crdr": "debit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Represents net assets restricted from distribution.",
        "label": "ottr_NetAssetsRestrictedFromDistribution",
        "terseLabel": "Net assets restricted from distribution"
       }
      }
     },
     "localname": "NetAssetsRestrictedFromDistribution",
     "nsuri": "http://www.otpco.com/20210331",
     "presentation": [
      "http://www.otpco.com/role/StockholdersEquityDetails"
     ],
     "xbrltype": "monetaryItemType"
    },
    "ottr_NonelectricOperationsPlantMember": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Represents information pertaining to nonelectric operations plant.",
        "label": "Nonelectric Operations Plant [Member]",
        "terseLabel": "Nonelectric Property, Plant and Equipment in Service"
       }
      }
     },
     "localname": "NonelectricOperationsPlantMember",
     "nsuri": "http://www.otpco.com/20210331",
     "presentation": [
      "http://www.otpco.com/role/SelectBalanceSheetInformationScheduleofPropertyPlantandEquipmentDetails"
     ],
     "xbrltype": "domainItemType"
    },
    "ottr_NonelectricPlantMember": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Represents information pertaining to properties other than electric plants.",
        "label": "Nonelectric Plant [Member]",
        "terseLabel": "Nonelectric Property, Plant and Equipment"
       }
      }
     },
     "localname": "NonelectricPlantMember",
     "nsuri": "http://www.otpco.com/20210331",
     "presentation": [
      "http://www.otpco.com/role/SelectBalanceSheetInformationScheduleofPropertyPlantandEquipmentDetails"
     ],
     "xbrltype": "domainItemType"
    },
    "ottr_OTPCreditAgreementMember": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Represents information about OTP credit agreement.",
        "label": "OTP Credit Agreement [Member]",
        "terseLabel": "OTP Credit Agreement"
       }
      }
     },
     "localname": "OTPCreditAgreementMember",
     "nsuri": "http://www.otpco.com/20210331",
     "presentation": [
      "http://www.otpco.com/role/ShortTermandLongTermBorrowingsLinesofCreditDetails"
     ],
     "xbrltype": "domainItemType"
    },
    "ottr_OtherRegulatoryAssetsMember": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Other Regulatory Assets",
        "label": "Other Regulatory Assets [Member]",
        "terseLabel": "Other"
       }
      }
     },
     "localname": "OtherRegulatoryAssetsMember",
     "nsuri": "http://www.otpco.com/20210331",
     "presentation": [
      "http://www.otpco.com/role/RegulatoryMattersRegulatoryAssetsandLiabilitiesDetails"
     ],
     "xbrltype": "domainItemType"
    },
    "ottr_OtherRegulatoryLiabilitiesMember": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Other Regulatory Liabilities",
        "label": "Other Regulatory Liabilities [Member]",
        "terseLabel": "Other"
       }
      }
     },
     "localname": "OtherRegulatoryLiabilitiesMember",
     "nsuri": "http://www.otpco.com/20210331",
     "presentation": [
      "http://www.otpco.com/role/RegulatoryMattersRegulatoryAssetsandLiabilitiesDetails"
     ],
     "xbrltype": "domainItemType"
    },
    "ottr_OtterTailCorporationCreditAgreementMember": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Represents information about the Otter Tail Corporation Credit Agreement.",
        "label": "Otter Tail Corporation Credit Agreement [Member]",
        "terseLabel": "OTC Credit Agreement"
       }
      }
     },
     "localname": "OtterTailCorporationCreditAgreementMember",
     "nsuri": "http://www.otpco.com/20210331",
     "presentation": [
      "http://www.otpco.com/role/ShortTermandLongTermBorrowingsLinesofCreditDetails"
     ],
     "xbrltype": "domainItemType"
    },
    "ottr_OtterTailPowerCompanyMember": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Represents information about Otter Tail Power Company.",
        "label": "Otter Tail Power Company [Member]",
        "terseLabel": "Otter Tail Power Company"
       }
      }
     },
     "localname": "OtterTailPowerCompanyMember",
     "nsuri": "http://www.otpco.com/20210331",
     "presentation": [
      "http://www.otpco.com/role/CommitmentsandContingenciesDetails",
      "http://www.otpco.com/role/StockholdersEquityDetails"
     ],
     "xbrltype": "domainItemType"
    },
    "ottr_Ottr_EstimatedLiabilityForFERCOrderedMISOTariffRefundObligation": {
     "auth_ref": [],
     "crdr": "credit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "This element represents amount of estimated liability for FERC ordered MISO tariff ROE refund obligation.",
        "label": "ottr_EstimatedLiabilityForFERCOrderedMISOTariffRefundObligation",
        "terseLabel": "Estimated liability of refund obligation"
       }
      }
     },
     "localname": "Ottr_EstimatedLiabilityForFERCOrderedMISOTariffRefundObligation",
     "nsuri": "http://www.otpco.com/20210331",
     "presentation": [
      "http://www.otpco.com/role/CommitmentsandContingenciesDetails"
     ],
     "xbrltype": "monetaryItemType"
    },
    "ottr_PartnershipInAssistingCommunityExpansionPaceNote254DueMarch182021Member": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Represents information about partnership in assisting community expansion (PACE) note, 2.54%, due March 18, 2021.",
        "label": "Partnership in Assisting Community Expansion (PACE) Note, 2.54%, due March 18, 2021 [Member]",
        "terseLabel": "PACE Note"
       }
      }
     },
     "localname": "PartnershipInAssistingCommunityExpansionPaceNote254DueMarch182021Member",
     "nsuri": "http://www.otpco.com/20210331",
     "presentation": [
      "http://www.otpco.com/role/ShortTermandLongTermBorrowingsBreakdownofOutstandingLongtermDebtDetails"
     ],
     "xbrltype": "domainItemType"
    },
    "ottr_PensionAndOtherPostretirementBenefitPlansMember": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Pension and Other Postretirement Benefit Plans",
        "label": "Pension and Other Postretirement Benefit Plans [Member]",
        "terseLabel": "Pension and Other Postretirement Benefit Plans",
        "verboseLabel": "Pension and Other Postretirement Benefit Plans"
       }
      }
     },
     "localname": "PensionAndOtherPostretirementBenefitPlansMember",
     "nsuri": "http://www.otpco.com/20210331",
     "presentation": [
      "http://www.otpco.com/role/RegulatoryMattersRegulatoryAssetsandLiabilitiesDetails"
     ],
     "xbrltype": "domainItemType"
    },
    "ottr_PercentageOfTargetAmountAsActualPayment": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Represents the percentage of target amount as a actual payment.",
        "label": "ottr_PercentageOfTargetAmountAsActualPayment",
        "terseLabel": "Percentage of target amount as actual payment"
       }
      }
     },
     "localname": "PercentageOfTargetAmountAsActualPayment",
     "nsuri": "http://www.otpco.com/20210331",
     "presentation": [
      "http://www.otpco.com/role/ShareBasedPaymentsNarrativeDetails"
     ],
     "xbrltype": "percentItemType"
    },
    "ottr_PlantRemovalObligationsMember": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Plant Removal Obligations",
        "label": "Plant Removal Obligations [Member]",
        "terseLabel": "Plant Removal Obligations"
       }
      }
     },
     "localname": "PlantRemovalObligationsMember",
     "nsuri": "http://www.otpco.com/20210331",
     "presentation": [
      "http://www.otpco.com/role/RegulatoryMattersRegulatoryAssetsandLiabilitiesDetails"
     ],
     "xbrltype": "domainItemType"
    },
    "ottr_PlasticProductsMember": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Represents information pertaining to plastic products.",
        "label": "Plastic Products [Member]",
        "terseLabel": "Plastic Products and Tooling"
       }
      }
     },
     "localname": "PlasticProductsMember",
     "nsuri": "http://www.otpco.com/20210331",
     "presentation": [
      "http://www.otpco.com/role/RevenueDetails"
     ],
     "xbrltype": "domainItemType"
    },
    "ottr_PlasticsMember": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Represents information about plastics or the Plastics segment.",
        "label": "Plastics [Member]",
        "terseLabel": "Plastics"
       }
      }
     },
     "localname": "PlasticsMember",
     "nsuri": "http://www.otpco.com/20210331",
     "presentation": [
      "http://www.otpco.com/role/RevenueDetails",
      "http://www.otpco.com/role/SegmentInformationBusinessSegmentsDetails"
     ],
     "xbrltype": "domainItemType"
    },
    "ottr_ProductSalesMember": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Product Sales",
        "label": "Product Sales [Member]",
        "terseLabel": "Product Sales"
       }
      }
     },
     "localname": "ProductSalesMember",
     "nsuri": "http://www.otpco.com/20210331",
     "presentation": [
      "http://www.otpco.com/role/ConsolidatedStatementsofIncome"
     ],
     "xbrltype": "domainItemType"
    },
    "ottr_RetailCommercialAndIndustrialMember": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Retail, Commercial and Industrial",
        "label": "Retail, Commercial and Industrial [Member]",
        "terseLabel": "Retail: Commercial and Industrial"
       }
      }
     },
     "localname": "RetailCommercialAndIndustrialMember",
     "nsuri": "http://www.otpco.com/20210331",
     "presentation": [
      "http://www.otpco.com/role/RevenueDetails"
     ],
     "xbrltype": "domainItemType"
    },
    "ottr_RetailOtherMember": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Retail, Other",
        "label": "Retail, Other [Member]",
        "terseLabel": "Retail: Other"
       }
      }
     },
     "localname": "RetailOtherMember",
     "nsuri": "http://www.otpco.com/20210331",
     "presentation": [
      "http://www.otpco.com/role/RevenueDetails"
     ],
     "xbrltype": "domainItemType"
    },
    "ottr_RetailResidentialMember": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Retail, Residential",
        "label": "Retail, Residential [Member]",
        "terseLabel": "Retail: Residential"
       }
      }
     },
     "localname": "RetailResidentialMember",
     "nsuri": "http://www.otpco.com/20210331",
     "presentation": [
      "http://www.otpco.com/role/RevenueDetails"
     ],
     "xbrltype": "domainItemType"
    },
    "ottr_ScheduleOfRegulatoryAssetsAndLiabilitiesLineItems": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Schedule of Regulatory Assets and Liabilities",
        "label": "Schedule of Regulatory Assets and Liabilities [Line Items]",
        "terseLabel": "Schedule of Regulatory Assets and Liabilities [Line Items]"
       }
      }
     },
     "localname": "ScheduleOfRegulatoryAssetsAndLiabilitiesLineItems",
     "nsuri": "http://www.otpco.com/20210331",
     "presentation": [
      "http://www.otpco.com/role/RegulatoryMattersRegulatoryAssetsandLiabilitiesDetails"
     ],
     "xbrltype": "stringItemType"
    },
    "ottr_ScheduleOfRegulatoryAssetsAndLiabilitiesTable": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Schedule of Regulatory Assets and Liabilities [Table]",
        "label": "Schedule of Regulatory Assets and Liabilities [Table]",
        "terseLabel": "Schedule of Regulatory Assets and Liabilities [Table]"
       }
      }
     },
     "localname": "ScheduleOfRegulatoryAssetsAndLiabilitiesTable",
     "nsuri": "http://www.otpco.com/20210331",
     "presentation": [
      "http://www.otpco.com/role/RegulatoryMattersRegulatoryAssetsandLiabilitiesDetails"
     ],
     "xbrltype": "stringItemType"
    },
    "ottr_ScheduleOfRegulatoryAssetsAndLiabilitiesTableTextBlock": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Schedule of Regulatory Assets and Liabilities",
        "label": "Schedule of Regulatory Assets and Liabilities [Table Text Block]",
        "terseLabel": "Schedule of Regulatory Assets and Liabilities"
       }
      }
     },
     "localname": "ScheduleOfRegulatoryAssetsAndLiabilitiesTableTextBlock",
     "nsuri": "http://www.otpco.com/20210331",
     "presentation": [
      "http://www.otpco.com/role/RegulatoryMattersTables"
     ],
     "xbrltype": "textBlockItemType"
    },
    "ottr_ScheduleOfShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsValuationAssumptionsTableTextBlock": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Schedule of Share-based Payment Award, Equity Instruments Other Than Options, Valuation Assumptions",
        "label": "Schedule of Share-based Payment Award, Equity Instruments Other Than Options, Valuation Assumptions [Table Text Block]",
        "terseLabel": "Schedule of Weighted-Average Assumptions"
       }
      }
     },
     "localname": "ScheduleOfShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsValuationAssumptionsTableTextBlock",
     "nsuri": "http://www.otpco.com/20210331",
     "presentation": [
      "http://www.otpco.com/role/ShareBasedPaymentsTables"
     ],
     "xbrltype": "textBlockItemType"
    },
    "ottr_ScrapMetalSalesMember": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Scrap Metal Sales",
        "label": "Scrap Metal Sales [Member]",
        "terseLabel": "Scrap Metal Sales"
       }
      }
     },
     "localname": "ScrapMetalSalesMember",
     "nsuri": "http://www.otpco.com/20210331",
     "presentation": [
      "http://www.otpco.com/role/RevenueDetails"
     ],
     "xbrltype": "domainItemType"
    },
    "ottr_SecondShelfRegistrationMember": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Second Shelf Registration",
        "label": "Second Shelf Registration [Member]",
        "terseLabel": "Second Shelf Registration"
       }
      }
     },
     "localname": "SecondShelfRegistrationMember",
     "nsuri": "http://www.otpco.com/20210331",
     "presentation": [
      "http://www.otpco.com/role/StockholdersEquityDetails"
     ],
     "xbrltype": "domainItemType"
    },
    "ottr_SeniorUnsecuredNotes307SeriesADueFebruary252030Member": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Senior Unsecured Notes 3.07%, Series A, Due February 25, 2030",
        "label": "Senior Unsecured Notes 3.07%, Series A, Due February 25, 2030 [Member]",
        "terseLabel": "Series 2020A Senior Unsecured Notes"
       }
      }
     },
     "localname": "SeniorUnsecuredNotes307SeriesADueFebruary252030Member",
     "nsuri": "http://www.otpco.com/20210331",
     "presentation": [
      "http://www.otpco.com/role/ShortTermandLongTermBorrowingsBreakdownofOutstandingLongtermDebtDetails"
     ],
     "xbrltype": "domainItemType"
    },
    "ottr_SeniorUnsecuredNotes307SeriesADueOctober102029Member": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Represents series A senior unsecured notes 3.07% due October 10, 2019.",
        "label": "Senior Unsecured Notes 3.07%, Series A, Due October 10, 2029 [Member]",
        "terseLabel": "Series 2019A Senior Unsecured Notes"
       }
      }
     },
     "localname": "SeniorUnsecuredNotes307SeriesADueOctober102029Member",
     "nsuri": "http://www.otpco.com/20210331",
     "presentation": [
      "http://www.otpco.com/role/ShortTermandLongTermBorrowingsBreakdownofOutstandingLongtermDebtDetails"
     ],
     "xbrltype": "domainItemType"
    },
    "ottr_SeniorUnsecuredNotes322SeriesBDueAugust202030Member": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Senior Unsecured Notes 3.22%, Series B, Due August 20, 2030",
        "label": "Senior Unsecured Notes 3.22%, Series B, Due August 20, 2030 [Member]",
        "terseLabel": "Series 2020B Senior Unsecured Notes"
       }
      }
     },
     "localname": "SeniorUnsecuredNotes322SeriesBDueAugust202030Member",
     "nsuri": "http://www.otpco.com/20210331",
     "presentation": [
      "http://www.otpco.com/role/ShortTermandLongTermBorrowingsBreakdownofOutstandingLongtermDebtDetails"
     ],
     "xbrltype": "domainItemType"
    },
    "ottr_SeniorUnsecuredNotes352SeriesBDueOctober102039Member": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Related to debt.",
        "label": "Senior Unsecured Notes 3.52%, Series B, Due October 10, 2039 [Member]",
        "terseLabel": "Series 2019B Senior Unsecured Notes"
       }
      }
     },
     "localname": "SeniorUnsecuredNotes352SeriesBDueOctober102039Member",
     "nsuri": "http://www.otpco.com/20210331",
     "presentation": [
      "http://www.otpco.com/role/ShortTermandLongTermBorrowingsBreakdownofOutstandingLongtermDebtDetails"
     ],
     "xbrltype": "domainItemType"
    },
    "ottr_SeniorUnsecuredNotes362SeriesCDueFebruary252040Member": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Senior Unsecured Notes 3.62%, Series C, Due February 25, 2040",
        "label": "Senior Unsecured Notes 3.62%, Series C, Due February 25, 2040 [Member]",
        "terseLabel": "Series 2020C Senior Unsecured Notes"
       }
      }
     },
     "localname": "SeniorUnsecuredNotes362SeriesCDueFebruary252040Member",
     "nsuri": "http://www.otpco.com/20210331",
     "presentation": [
      "http://www.otpco.com/role/ShortTermandLongTermBorrowingsBreakdownofOutstandingLongtermDebtDetails"
     ],
     "xbrltype": "domainItemType"
    },
    "ottr_SeniorUnsecuredNotes382SeriesCDueOctober102049Member": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Related to debt.",
        "label": "Senior Unsecured Notes 3.82%, Series C, Due October 10, 2049 [Member]",
        "terseLabel": "Series 2019C Senior Unsecured Notes"
       }
      }
     },
     "localname": "SeniorUnsecuredNotes382SeriesCDueOctober102049Member",
     "nsuri": "http://www.otpco.com/20210331",
     "presentation": [
      "http://www.otpco.com/role/ShortTermandLongTermBorrowingsBreakdownofOutstandingLongtermDebtDetails"
     ],
     "xbrltype": "domainItemType"
    },
    "ottr_SeniorUnsecuredNotes392SeriesDDueFebruary252050Member": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Senior Unsecured Notes 3.92%, Series D, Due February 25, 2050",
        "label": "Senior Unsecured Notes 3.92%, Series D, Due February 25, 2050 [Member]",
        "terseLabel": "Series 2020D Senior Unsecured Notes"
       }
      }
     },
     "localname": "SeniorUnsecuredNotes392SeriesDDueFebruary252050Member",
     "nsuri": "http://www.otpco.com/20210331",
     "presentation": [
      "http://www.otpco.com/role/ShortTermandLongTermBorrowingsBreakdownofOutstandingLongtermDebtDetails"
     ],
     "xbrltype": "domainItemType"
    },
    "ottr_SeniorUnsecuredNotes407SeriesADueFebruary72048Member": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Represents information about Senior Unsecured Notes 4.07%, Series 2018A, due February 7, 2048.",
        "label": "Senior Unsecured Notes 4.07%, Series A, Due February 7, 2048 [Member]",
        "terseLabel": "Series 2018A Senior Unsecured Notes"
       }
      }
     },
     "localname": "SeniorUnsecuredNotes407SeriesADueFebruary72048Member",
     "nsuri": "http://www.otpco.com/20210331",
     "presentation": [
      "http://www.otpco.com/role/ShortTermandLongTermBorrowingsBreakdownofOutstandingLongtermDebtDetails"
     ],
     "xbrltype": "domainItemType"
    },
    "ottr_SeniorUnsecuredNotes463SeriesADueDecember12021Member": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Represents information about Senior Unsecured Notes 4.63%, due December 1, 2021.",
        "label": "Senior Unsecured Notes 4.63%, Series A, Due December 1, 2021 [Member]",
        "terseLabel": "Series 2011A Senior Unsecured Notes"
       }
      }
     },
     "localname": "SeniorUnsecuredNotes463SeriesADueDecember12021Member",
     "nsuri": "http://www.otpco.com/20210331",
     "presentation": [
      "http://www.otpco.com/role/ShortTermandLongTermBorrowingsBreakdownofOutstandingLongtermDebtDetails"
     ],
     "xbrltype": "domainItemType"
    },
    "ottr_SeniorUnsecuredNotes468SeriesADueFebruary272029Member": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Represents information about Senior Unsecured Notes 4.68%, Series A, due February 27, 2029.",
        "label": "Senior Unsecured Notes 4.68%, Series A, Due February 27, 2029 [Member]",
        "terseLabel": "Series 2013A Senior Unsecured Notes"
       }
      }
     },
     "localname": "SeniorUnsecuredNotes468SeriesADueFebruary272029Member",
     "nsuri": "http://www.otpco.com/20210331",
     "presentation": [
      "http://www.otpco.com/role/ShortTermandLongTermBorrowingsBreakdownofOutstandingLongtermDebtDetails"
     ],
     "xbrltype": "domainItemType"
    },
    "ottr_SeniorUnsecuredNotes547SeriesBDueFebruary272044Member": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Represents information about Senior Unsecured Notes 5.47%, Series B, due February 27, 2044.",
        "label": "Senior Unsecured Notes 5.47%, Series B, Due February 27, 2044 [Member]",
        "terseLabel": "Series 2013B Senior Unsecured Notes"
       }
      }
     },
     "localname": "SeniorUnsecuredNotes547SeriesBDueFebruary272044Member",
     "nsuri": "http://www.otpco.com/20210331",
     "presentation": [
      "http://www.otpco.com/role/ShortTermandLongTermBorrowingsBreakdownofOutstandingLongtermDebtDetails"
     ],
     "xbrltype": "domainItemType"
    },
    "ottr_SeniorUnsecuredNotes615SeriesBDueAugust202022Member": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Represents information about Senior Unsecured Notes 6.15%, Series B, due August 20, 2022.",
        "label": "Senior Unsecured Notes 6.15%, Series B, Due August 20, 2022 [Member]",
        "terseLabel": "Series 2007B Senior Unsecured Notes"
       }
      }
     },
     "localname": "SeniorUnsecuredNotes615SeriesBDueAugust202022Member",
     "nsuri": "http://www.otpco.com/20210331",
     "presentation": [
      "http://www.otpco.com/role/ShortTermandLongTermBorrowingsBreakdownofOutstandingLongtermDebtDetails"
     ],
     "xbrltype": "domainItemType"
    },
    "ottr_SeniorUnsecuredNotes637SeriesCDueAugust202027Member": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Represents information about Senior Unsecured Notes 6.37%, Series C, due August 20, 2027.",
        "label": "Senior Unsecured Notes 6.37%, Series C, Due August 20, 2027 [Member]",
        "terseLabel": "Series 2007C Senior Unsecured Notes"
       }
      }
     },
     "localname": "SeniorUnsecuredNotes637SeriesCDueAugust202027Member",
     "nsuri": "http://www.otpco.com/20210331",
     "presentation": [
      "http://www.otpco.com/role/ShortTermandLongTermBorrowingsBreakdownofOutstandingLongtermDebtDetails"
     ],
     "xbrltype": "domainItemType"
    },
    "ottr_SeniorUnsecuredNotes647SeriesDDueAugust202037Member": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Represents information about Senior Unsecured Notes 6.47%, Series D, due August 20, 2037.",
        "label": "Senior Unsecured Notes 6.47%, Series D, Due August 20, 2037 [Member]",
        "terseLabel": "Series 2007D Senior Unsecured Notes"
       }
      }
     },
     "localname": "SeniorUnsecuredNotes647SeriesDDueAugust202037Member",
     "nsuri": "http://www.otpco.com/20210331",
     "presentation": [
      "http://www.otpco.com/role/ShortTermandLongTermBorrowingsBreakdownofOutstandingLongtermDebtDetails"
     ],
     "xbrltype": "domainItemType"
    },
    "ottr_ShareBasedCompensationArrangementByShareBasedPaymentAwardVestedAwardPeriod": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Share-based Compensation Arrangement by Share-based Payment Award, Vested Award Period",
        "label": "Share-based Compensation Arrangement by Share-based Payment Award, Vested Award Period",
        "terseLabel": "Awards vesting period"
       }
      }
     },
     "localname": "ShareBasedCompensationArrangementByShareBasedPaymentAwardVestedAwardPeriod",
     "nsuri": "http://www.otpco.com/20210331",
     "presentation": [
      "http://www.otpco.com/role/ShareBasedPaymentsNarrativeDetails"
     ],
     "xbrltype": "durationItemType"
    },
    "ottr_The355GuaranteedSeniorNotesDueDecember152026Member": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Represents information about 3.55% Guaranteed Senior Notes, due December 15, 2026.",
        "label": "The 3.55% Guaranteed Senior Notes, Due December 15, 2026 [Member]",
        "terseLabel": "Guaranteed Senior Notes"
       }
      }
     },
     "localname": "The355GuaranteedSeniorNotesDueDecember152026Member",
     "nsuri": "http://www.otpco.com/20210331",
     "presentation": [
      "http://www.otpco.com/role/ShortTermandLongTermBorrowingsBreakdownofOutstandingLongtermDebtDetails"
     ],
     "xbrltype": "domainItemType"
    },
    "ottr_UnrecoveredProjectCostsMember": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Unrecovered Project Costs",
        "label": "Unrecovered Project Costs [Member]",
        "terseLabel": "Unrecovered Project Costs"
       }
      }
     },
     "localname": "UnrecoveredProjectCostsMember",
     "nsuri": "http://www.otpco.com/20210331",
     "presentation": [
      "http://www.otpco.com/role/RegulatoryMattersRegulatoryAssetsandLiabilitiesDetails"
     ],
     "xbrltype": "domainItemType"
    },
    "ottr_WholesaleMember": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Sale of product through wholesale purchases.",
        "label": "Wholesale [Member]",
        "terseLabel": "Wholesale"
       }
      }
     },
     "localname": "WholesaleMember",
     "nsuri": "http://www.otpco.com/20210331",
     "presentation": [
      "http://www.otpco.com/role/RevenueDetails"
     ],
     "xbrltype": "domainItemType"
    },
    "srt_ConsolidationItemsAxis": {
     "auth_ref": [
      "r161",
      "r174",
      "r175",
      "r176",
      "r177",
      "r179",
      "r181",
      "r185"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Consolidation Items [Axis]",
        "terseLabel": "Consolidation Items [Axis]"
       }
      }
     },
     "localname": "ConsolidationItemsAxis",
     "nsuri": "http://fasb.org/srt/2020-01-31",
     "presentation": [
      "http://www.otpco.com/role/RevenueDetails",
      "http://www.otpco.com/role/SegmentInformationBusinessSegmentsDetails"
     ],
     "xbrltype": "stringItemType"
    },
    "srt_ConsolidationItemsDomain": {
     "auth_ref": [
      "r161",
      "r174",
      "r175",
      "r176",
      "r177",
      "r179",
      "r181",
      "r185"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Consolidation Items [Domain]",
        "terseLabel": "Consolidation Items [Domain]"
       }
      }
     },
     "localname": "ConsolidationItemsDomain",
     "nsuri": "http://fasb.org/srt/2020-01-31",
     "presentation": [
      "http://www.otpco.com/role/RevenueDetails",
      "http://www.otpco.com/role/SegmentInformationBusinessSegmentsDetails"
     ],
     "xbrltype": "domainItemType"
    },
    "srt_MaximumMember": {
     "auth_ref": [
      "r354",
      "r359",
      "r455",
      "r456",
      "r457",
      "r458",
      "r459",
      "r460",
      "r479",
      "r513",
      "r515"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Maximum [Member]",
        "terseLabel": "Maximum"
       }
      }
     },
     "localname": "MaximumMember",
     "nsuri": "http://fasb.org/srt/2020-01-31",
     "presentation": [
      "http://www.otpco.com/role/ShareBasedPaymentsNarrativeDetails",
      "http://www.otpco.com/role/ShortTermandLongTermBorrowingsNarrativeDetails",
      "http://www.otpco.com/role/StockholdersEquityDetails"
     ],
     "xbrltype": "domainItemType"
    },
    "srt_MinimumMember": {
     "auth_ref": [
      "r354",
      "r359",
      "r455",
      "r456",
      "r457",
      "r458",
      "r459",
      "r460",
      "r479",
      "r513",
      "r515"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Minimum [Member]",
        "terseLabel": "Minimum"
       }
      }
     },
     "localname": "MinimumMember",
     "nsuri": "http://fasb.org/srt/2020-01-31",
     "presentation": [
      "http://www.otpco.com/role/ShareBasedPaymentsNarrativeDetails",
      "http://www.otpco.com/role/ShortTermandLongTermBorrowingsNarrativeDetails",
      "http://www.otpco.com/role/StockholdersEquityDetails"
     ],
     "xbrltype": "domainItemType"
    },
    "srt_ProductOrServiceAxis": {
     "auth_ref": [
      "r188",
      "r262",
      "r264",
      "r480",
      "r512",
      "r514"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Product and Service [Axis]",
        "terseLabel": "Product and Service [Axis]"
       }
      }
     },
     "localname": "ProductOrServiceAxis",
     "nsuri": "http://fasb.org/srt/2020-01-31",
     "presentation": [
      "http://www.otpco.com/role/ConsolidatedStatementsofIncome",
      "http://www.otpco.com/role/RevenueDetails"
     ],
     "xbrltype": "stringItemType"
    },
    "srt_ProductsAndServicesDomain": {
     "auth_ref": [
      "r188",
      "r262",
      "r264",
      "r480",
      "r512",
      "r514"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Product and Service [Domain]",
        "terseLabel": "Product and Service [Domain]"
       }
      }
     },
     "localname": "ProductsAndServicesDomain",
     "nsuri": "http://fasb.org/srt/2020-01-31",
     "presentation": [
      "http://www.otpco.com/role/ConsolidatedStatementsofIncome",
      "http://www.otpco.com/role/RevenueDetails"
     ],
     "xbrltype": "domainItemType"
    },
    "srt_RangeAxis": {
     "auth_ref": [
      "r298",
      "r354",
      "r359",
      "r455",
      "r456",
      "r457",
      "r458",
      "r459",
      "r460",
      "r479",
      "r513",
      "r515"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Statistical Measurement [Axis]",
        "terseLabel": "Statistical Measurement [Axis]"
       }
      }
     },
     "localname": "RangeAxis",
     "nsuri": "http://fasb.org/srt/2020-01-31",
     "presentation": [
      "http://www.otpco.com/role/ShareBasedPaymentsNarrativeDetails",
      "http://www.otpco.com/role/ShortTermandLongTermBorrowingsNarrativeDetails",
      "http://www.otpco.com/role/StockholdersEquityDetails"
     ],
     "xbrltype": "stringItemType"
    },
    "srt_RangeMember": {
     "auth_ref": [
      "r298",
      "r354",
      "r359",
      "r455",
      "r456",
      "r457",
      "r458",
      "r459",
      "r460",
      "r479",
      "r513",
      "r515"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Statistical Measurement [Domain]",
        "terseLabel": "Statistical Measurement [Domain]"
       }
      }
     },
     "localname": "RangeMember",
     "nsuri": "http://fasb.org/srt/2020-01-31",
     "presentation": [
      "http://www.otpco.com/role/ShareBasedPaymentsNarrativeDetails",
      "http://www.otpco.com/role/ShortTermandLongTermBorrowingsNarrativeDetails",
      "http://www.otpco.com/role/StockholdersEquityDetails"
     ],
     "xbrltype": "domainItemType"
    },
    "us-gaap_AccountingPoliciesAbstract": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "label": "Accounting Policies [Abstract]",
        "terseLabel": "Accounting Policies [Abstract]"
       }
      }
     },
     "localname": "AccountingPoliciesAbstract",
     "nsuri": "http://fasb.org/us-gaap/2020-01-31",
     "xbrltype": "stringItemType"
    },
    "us-gaap_AccountsPayableCurrent": {
     "auth_ref": [
      "r46"
     ],
     "calculation": {
      "http://www.otpco.com/role/ConsolidatedBalanceSheets": {
       "order": 2.0,
       "parentTag": "us-gaap_LiabilitiesCurrent",
       "weight": 1.0
      }
     },
     "crdr": "credit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Carrying value as of the balance sheet date of liabilities incurred (and for which invoices have typically been received) and payable to vendors for goods and services received that are used in an entity's business. Used to reflect the current portion of the liabilities (due within one year or within the normal operating cycle if longer).",
        "label": "Accounts Payable, Current",
        "terseLabel": "Accounts Payable"
       }
      }
     },
     "localname": "AccountsPayableCurrent",
     "nsuri": "http://fasb.org/us-gaap/2020-01-31",
     "presentation": [
      "http://www.otpco.com/role/ConsolidatedBalanceSheets"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_AccountsReceivableAllowanceForCreditLossTableTextBlock": {
     "auth_ref": [
      "r213"
     ],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Tabular disclosure of allowance for credit loss on accounts receivable.",
        "label": "Accounts Receivable, Allowance for Credit Loss [Table Text Block]",
        "terseLabel": "Summary of Activity in Allowance for Credit Losses"
       }
      }
     },
     "localname": "AccountsReceivableAllowanceForCreditLossTableTextBlock",
     "nsuri": "http://fasb.org/us-gaap/2020-01-31",
     "presentation": [
      "http://www.otpco.com/role/SelectBalanceSheetInformationTables"
     ],
     "xbrltype": "textBlockItemType"
    },
    "us-gaap_AccountsReceivableGross": {
     "auth_ref": [
      "r193"
     ],
     "calculation": {
      "http://www.otpco.com/role/SelectBalanceSheetInformationScheduleofReceivablesDetails": {
       "order": 1.0,
       "parentTag": "us-gaap_AccountsReceivableNet",
       "weight": 1.0
      }
     },
     "crdr": "debit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Amount, before allowance for credit loss, of right to consideration from customer for product sold and service rendered in normal course of business.",
        "label": "Accounts Receivable, before Allowance for Credit Loss",
        "totalLabel": "Total Receivables"
       }
      }
     },
     "localname": "AccountsReceivableGross",
     "nsuri": "http://fasb.org/us-gaap/2020-01-31",
     "presentation": [
      "http://www.otpco.com/role/SelectBalanceSheetInformationScheduleofReceivablesDetails"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_AccountsReceivableGrossCurrent": {
     "auth_ref": [
      "r193",
      "r194"
     ],
     "calculation": {
      "http://www.otpco.com/role/SelectBalanceSheetInformationScheduleofReceivablesDetails": {
       "order": 3.0,
       "parentTag": "us-gaap_AccountsReceivableGross",
       "weight": 1.0
      }
     },
     "crdr": "debit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Amount, before allowance for credit loss, of right to consideration from customer for product sold and service rendered in normal course of business, classified as current.",
        "label": "Accounts Receivable, before Allowance for Credit Loss, Current",
        "terseLabel": "Trade"
       }
      }
     },
     "localname": "AccountsReceivableGrossCurrent",
     "nsuri": "http://fasb.org/us-gaap/2020-01-31",
     "presentation": [
      "http://www.otpco.com/role/SelectBalanceSheetInformationScheduleofReceivablesDetails"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_AccountsReceivableNet": {
     "auth_ref": [
      "r29",
      "r496"
     ],
     "calculation": {
      "http://www.otpco.com/role/ConsolidatedBalanceSheets": {
       "order": 2.0,
       "parentTag": "us-gaap_AssetsCurrent",
       "weight": 1.0
      },
      "http://www.otpco.com/role/SelectBalanceSheetInformationScheduleofReceivablesDetails": {
       "order": null,
       "parentTag": null,
       "root": true,
       "weight": null
      }
     },
     "crdr": "debit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Amount, after allowance for credit loss, of right to consideration from customer for product sold and service rendered in normal course of business.",
        "label": "Accounts Receivable, after Allowance for Credit Loss",
        "terseLabel": "Receivables, net of allowance for credit losses",
        "totalLabel": "Receivables, net of allowance for credit losses"
       }
      }
     },
     "localname": "AccountsReceivableNet",
     "nsuri": "http://fasb.org/us-gaap/2020-01-31",
     "presentation": [
      "http://www.otpco.com/role/ConsolidatedBalanceSheets",
      "http://www.otpco.com/role/SelectBalanceSheetInformationScheduleofReceivablesDetails"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_AccrualForTaxesOtherThanIncomeTaxesCurrent": {
     "auth_ref": [
      "r8",
      "r49",
      "r389"
     ],
     "calculation": {
      "http://www.otpco.com/role/ConsolidatedBalanceSheets": {
       "order": 1.0,
       "parentTag": "us-gaap_LiabilitiesCurrent",
       "weight": 1.0
      }
     },
     "crdr": "credit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Carrying value as of the balance sheet date of obligations incurred and payable for real and property taxes. Used to reflect the current portion of the liabilities (due within one year or within the normal operating cycle if longer).",
        "label": "Accrual for Taxes Other than Income Taxes, Current",
        "terseLabel": "Accrued Taxes"
       }
      }
     },
     "localname": "AccrualForTaxesOtherThanIncomeTaxesCurrent",
     "nsuri": "http://fasb.org/us-gaap/2020-01-31",
     "presentation": [
      "http://www.otpco.com/role/ConsolidatedBalanceSheets"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_AccumulatedDeferredInvestmentTaxCredit": {
     "auth_ref": [
      "r55",
      "r128",
      "r390"
     ],
     "calculation": {
      "http://www.otpco.com/role/ConsolidatedBalanceSheets": {
       "order": 2.0,
       "parentTag": "us-gaap_LiabilitiesNoncurrent",
       "weight": 1.0
      }
     },
     "crdr": "credit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "The noncurrent portion of the reserve for accumulated deferred investment tax credits as of the balance sheet date. This is the remaining investment credit, which will reduce the cost of services collected from ratepayers by a ratable portion over the investment's regulatory life.",
        "label": "Accumulated Deferred Investment Tax Credit",
        "terseLabel": "Deferred Tax Credits"
       }
      }
     },
     "localname": "AccumulatedDeferredInvestmentTaxCredit",
     "nsuri": "http://fasb.org/us-gaap/2020-01-31",
     "presentation": [
      "http://www.otpco.com/role/ConsolidatedBalanceSheets"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_AccumulatedDefinedBenefitPlansAdjustmentNetUnamortizedGainLossMember": {
     "auth_ref": [
      "r68",
      "r73",
      "r76",
      "r417"
     ],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Accumulated other comprehensive income (loss) related to gain (loss) component of defined benefit plans attributable to the parent.",
        "label": "Accumulated Defined Benefit Plans Adjustment, Net Gain (Loss) Attributable to Parent [Member]",
        "terseLabel": "Unamortized Actuarial Losses and Prior Service Costs Related to Pension and Postretirement Benefits, net of tax"
       }
      }
     },
     "localname": "AccumulatedDefinedBenefitPlansAdjustmentNetUnamortizedGainLossMember",
     "nsuri": "http://fasb.org/us-gaap/2020-01-31",
     "presentation": [
      "http://www.otpco.com/role/ConsolidatedStatementsofShareholdersEquity"
     ],
     "xbrltype": "domainItemType"
    },
    "us-gaap_AccumulatedDepreciationDepletionAndAmortizationPropertyPlantAndEquipment": {
     "auth_ref": [
      "r44",
      "r229"
     ],
     "calculation": {
      "http://www.otpco.com/role/SelectBalanceSheetInformationScheduleofPropertyPlantandEquipmentDetails": {
       "order": 1.0,
       "parentTag": "us-gaap_PropertyPlantAndEquipmentNet",
       "weight": -1.0
      }
     },
     "crdr": "credit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Amount of accumulated depreciation, depletion and amortization for physical assets used in the normal conduct of business to produce goods and services.",
        "label": "Accumulated Depreciation, Depletion and Amortization, Property, Plant, and Equipment",
        "terseLabel": "Less Accumulated Depreciation and Amortization"
       }
      }
     },
     "localname": "AccumulatedDepreciationDepletionAndAmortizationPropertyPlantAndEquipment",
     "nsuri": "http://fasb.org/us-gaap/2020-01-31",
     "presentation": [
      "http://www.otpco.com/role/SelectBalanceSheetInformationScheduleofPropertyPlantandEquipmentDetails"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_AccumulatedNetUnrealizedInvestmentGainLossMember": {
     "auth_ref": [
      "r65",
      "r66",
      "r67",
      "r73",
      "r76"
     ],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Accumulated unrealized gain (loss) on investment in debt security measured at fair value with change in fair value recognized in other comprehensive income (available-for-sale), attributable to parent.",
        "label": "AOCI, Accumulated Gain (Loss), Debt Securities, Available-for-sale, Parent [Member]",
        "terseLabel": "Unrealized Gain (Loss) on Available-for-Sale Debt, net of tax"
       }
      }
     },
     "localname": "AccumulatedNetUnrealizedInvestmentGainLossMember",
     "nsuri": "http://fasb.org/us-gaap/2020-01-31",
     "presentation": [
      "http://www.otpco.com/role/ConsolidatedStatementsofShareholdersEquity"
     ],
     "xbrltype": "domainItemType"
    },
    "us-gaap_AccumulatedOtherComprehensiveIncomeLossNetOfTax": {
     "auth_ref": [
      "r32",
      "r71",
      "r72",
      "r73",
      "r500",
      "r520",
      "r521"
     ],
     "calculation": {
      "http://www.otpco.com/role/ConsolidatedBalanceSheets": {
       "order": 3.0,
       "parentTag": "us-gaap_StockholdersEquity",
       "weight": 1.0
      }
     },
     "crdr": "credit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Accumulated change in equity from transactions and other events and circumstances from non-owner sources, net of tax effect, at period end. Excludes Net Income (Loss), and accumulated changes in equity from transactions resulting from investments by owners and distributions to owners. Includes foreign currency translation items, certain pension adjustments, unrealized gains and losses on certain investments in debt and equity securities, other than temporary impairment (OTTI) losses related to factors other than credit losses on available-for-sale and held-to-maturity debt securities that an entity does not intend to sell and it is not more likely than not that the entity will be required to sell before recovery of the amortized cost basis, as well as changes in the fair value of derivatives related to the effective portion of a designated cash flow hedge.",
        "label": "Accumulated Other Comprehensive Income (Loss), Net of Tax",
        "verboseLabel": "Accumulated Other Comprehensive Loss"
       }
      }
     },
     "localname": "AccumulatedOtherComprehensiveIncomeLossNetOfTax",
     "nsuri": "http://fasb.org/us-gaap/2020-01-31",
     "presentation": [
      "http://www.otpco.com/role/ConsolidatedBalanceSheets"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_AccumulatedOtherComprehensiveIncomeMember": {
     "auth_ref": [
      "r70",
      "r73",
      "r76",
      "r115",
      "r116",
      "r117",
      "r417",
      "r516",
      "r517"
     ],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Accumulated increase (decrease) in equity from transactions and other events and circumstances from non-owner sources, attributable to the parent. Excludes net income (loss), and accumulated changes in equity from transactions resulting from investments by owners and distributions to owners.",
        "label": "AOCI Attributable to Parent [Member]",
        "terseLabel": "Accumulated Other Comprehensive Income (Loss)"
       }
      }
     },
     "localname": "AccumulatedOtherComprehensiveIncomeMember",
     "nsuri": "http://fasb.org/us-gaap/2020-01-31",
     "presentation": [
      "http://www.otpco.com/role/ConsolidatedStatementsofShareholdersEquity"
     ],
     "xbrltype": "domainItemType"
    },
    "us-gaap_AdditionalPaidInCapitalCommonStock": {
     "auth_ref": [
      "r30"
     ],
     "calculation": {
      "http://www.otpco.com/role/ConsolidatedBalanceSheets": {
       "order": 2.0,
       "parentTag": "us-gaap_StockholdersEquity",
       "weight": 1.0
      }
     },
     "crdr": "credit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Value received from shareholders in common stock-related transactions that are in excess of par value or stated value and amounts received from other stock-related transactions. Includes only common stock transactions (excludes preferred stock transactions). May be called contributed capital, capital in excess of par, capital surplus, or paid-in capital.",
        "label": "Additional Paid in Capital, Common Stock",
        "terseLabel": "Additional Paid-In Capital"
       }
      }
     },
     "localname": "AdditionalPaidInCapitalCommonStock",
     "nsuri": "http://fasb.org/us-gaap/2020-01-31",
     "presentation": [
      "http://www.otpco.com/role/ConsolidatedBalanceSheets"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_AdditionalPaidInCapitalMember": {
     "auth_ref": [
      "r115",
      "r116",
      "r117",
      "r380",
      "r381",
      "r382"
     ],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Excess of issue price over par or stated value of the entity's capital stock and amounts received from other transactions involving the entity's stock or stockholders.",
        "label": "Additional Paid-in Capital [Member]",
        "terseLabel": "Additional Paid-In Capital"
       }
      }
     },
     "localname": "AdditionalPaidInCapitalMember",
     "nsuri": "http://fasb.org/us-gaap/2020-01-31",
     "presentation": [
      "http://www.otpco.com/role/ConsolidatedStatementsofShareholdersEquity"
     ],
     "xbrltype": "domainItemType"
    },
    "us-gaap_AdjustmentsToAdditionalPaidInCapitalSharebasedCompensationRequisiteServicePeriodRecognitionValue": {
     "auth_ref": [
      "r361",
      "r363",
      "r386",
      "r387"
     ],
     "crdr": "credit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Amount of increase to additional paid-in capital (APIC) for recognition of cost for award under share-based payment arrangement.",
        "label": "APIC, Share-based Payment Arrangement, Increase for Cost Recognition",
        "terseLabel": "Stock Compensation Expense"
       }
      }
     },
     "localname": "AdjustmentsToAdditionalPaidInCapitalSharebasedCompensationRequisiteServicePeriodRecognitionValue",
     "nsuri": "http://fasb.org/us-gaap/2020-01-31",
     "presentation": [
      "http://www.otpco.com/role/ConsolidatedStatementsofShareholdersEquity"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_AdjustmentsToReconcileNetIncomeLossToCashProvidedByUsedInOperatingActivitiesAbstract": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "label": "Adjustments to Reconcile Net Income (Loss) to Cash Provided by (Used in) Operating Activities [Abstract]",
        "terseLabel": "Adjustments to Reconcile Net Income to Net Cash Provided by Operating Activities:"
       }
      }
     },
     "localname": "AdjustmentsToReconcileNetIncomeLossToCashProvidedByUsedInOperatingActivitiesAbstract",
     "nsuri": "http://fasb.org/us-gaap/2020-01-31",
     "presentation": [
      "http://www.otpco.com/role/ConsolidatedStatementsofCashFlows"
     ],
     "xbrltype": "stringItemType"
    },
    "us-gaap_AllocatedShareBasedCompensationExpense": {
     "auth_ref": [
      "r363",
      "r378",
      "r385"
     ],
     "crdr": "debit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Amount of expense for award under share-based payment arrangement. Excludes amount capitalized.",
        "label": "Share-based Payment Arrangement, Expense",
        "terseLabel": "Share-based payment arrangement, expense"
       }
      }
     },
     "localname": "AllocatedShareBasedCompensationExpense",
     "nsuri": "http://fasb.org/us-gaap/2020-01-31",
     "presentation": [
      "http://www.otpco.com/role/ShareBasedPaymentsNarrativeDetails"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_AllowanceForDoubtfulAccountsReceivable": {
     "auth_ref": [
      "r195",
      "r209",
      "r211",
      "r212"
     ],
     "calculation": {
      "http://www.otpco.com/role/SelectBalanceSheetInformationScheduleofReceivablesDetails": {
       "order": 2.0,
       "parentTag": "us-gaap_AccountsReceivableNet",
       "weight": -1.0
      }
     },
     "crdr": "credit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Amount of allowance for credit loss on accounts receivable.",
        "label": "Accounts Receivable, Allowance for Credit Loss",
        "periodEndLabel": "Ending Balance, March 31",
        "periodStartLabel": "Beginning Balance, January 1",
        "terseLabel": "Less Allowance for Credit Losses"
       }
      }
     },
     "localname": "AllowanceForDoubtfulAccountsReceivable",
     "nsuri": "http://fasb.org/us-gaap/2020-01-31",
     "presentation": [
      "http://www.otpco.com/role/SelectBalanceSheetInformationScheduleofReceivablesDetails",
      "http://www.otpco.com/role/SelectBalanceSheetInformationSummaryofActivityinAllowanceforCreditLossesDetails"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_AllowanceForDoubtfulAccountsReceivablePeriodIncreaseDecrease": {
     "auth_ref": [
      "r213"
     ],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Amount of increase (decrease) in allowance for credit loss on accounts receivable.",
        "label": "Accounts Receivable, Allowance for Credit Loss, Period Increase (Decrease)",
        "terseLabel": "Additions Charged to Expense"
       }
      }
     },
     "localname": "AllowanceForDoubtfulAccountsReceivablePeriodIncreaseDecrease",
     "nsuri": "http://fasb.org/us-gaap/2020-01-31",
     "presentation": [
      "http://www.otpco.com/role/SelectBalanceSheetInformationSummaryofActivityinAllowanceforCreditLossesDetails"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_AllowanceForDoubtfulAccountsReceivableRollforward": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "A roll forward is a reconciliation of a concept from the beginning of a period to the end of a period.",
        "label": "Accounts Receivable, Allowance for Credit Loss [Roll Forward]",
        "terseLabel": "Accounts Receivable, Allowance for Credit Loss [Roll Forward]"
       }
      }
     },
     "localname": "AllowanceForDoubtfulAccountsReceivableRollforward",
     "nsuri": "http://fasb.org/us-gaap/2020-01-31",
     "presentation": [
      "http://www.otpco.com/role/SelectBalanceSheetInformationSummaryofActivityinAllowanceforCreditLossesDetails"
     ],
     "xbrltype": "stringItemType"
    },
    "us-gaap_AociBeforeTaxAttributableToParent": {
     "auth_ref": [],
     "crdr": "credit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Amount before tax of increase (decrease) in accumulated equity from transactions and other events and circumstances from non-owner sources, attributable to parent. Excludes net income (loss), and accumulated changes in equity from transactions resulting from investments by owners (distributions to owners).",
        "label": "AOCI before Tax, Attributable to Parent",
        "terseLabel": "Before Tax"
       }
      }
     },
     "localname": "AociBeforeTaxAttributableToParent",
     "nsuri": "http://fasb.org/us-gaap/2020-01-31",
     "presentation": [
      "http://www.otpco.com/role/ConsolidatedStatementsofShareholdersEquity"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_AociTaxAttributableToParent": {
     "auth_ref": [],
     "crdr": "debit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Amount of tax expense (benefit) allocated to accumulated other comprehensive income (loss) attributable to parent.",
        "label": "AOCI Tax, Attributable to Parent",
        "negatedLabel": "Tax Effect"
       }
      }
     },
     "localname": "AociTaxAttributableToParent",
     "nsuri": "http://fasb.org/us-gaap/2020-01-31",
     "presentation": [
      "http://www.otpco.com/role/ConsolidatedStatementsofShareholdersEquity"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_Assets": {
     "auth_ref": [
      "r110",
      "r169",
      "r176",
      "r183",
      "r204",
      "r414",
      "r418",
      "r435",
      "r483",
      "r497"
     ],
     "calculation": {
      "http://www.otpco.com/role/ConsolidatedBalanceSheets": {
       "order": null,
       "parentTag": null,
       "root": true,
       "weight": null
      }
     },
     "crdr": "debit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Sum of the carrying amounts as of the balance sheet date of all assets that are recognized. Assets are probable future economic benefits obtained or controlled by an entity as a result of past transactions or events.",
        "label": "Assets",
        "totalLabel": "Total Assets",
        "verboseLabel": "Identifiable Assets"
       }
      }
     },
     "localname": "Assets",
     "nsuri": "http://fasb.org/us-gaap/2020-01-31",
     "presentation": [
      "http://www.otpco.com/role/ConsolidatedBalanceSheets",
      "http://www.otpco.com/role/SegmentInformationBusinessSegmentsDetails"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_AssetsAbstract": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "label": "Assets [Abstract]",
        "terseLabel": "Assets"
       }
      }
     },
     "localname": "AssetsAbstract",
     "nsuri": "http://fasb.org/us-gaap/2020-01-31",
     "presentation": [
      "http://www.otpco.com/role/ConsolidatedBalanceSheets"
     ],
     "xbrltype": "stringItemType"
    },
    "us-gaap_AssetsCurrent": {
     "auth_ref": [
      "r4",
      "r5",
      "r63",
      "r110",
      "r204",
      "r414",
      "r418",
      "r435"
     ],
     "calculation": {
      "http://www.otpco.com/role/ConsolidatedBalanceSheets": {
       "order": 2.0,
       "parentTag": "us-gaap_Assets",
       "weight": 1.0
      }
     },
     "crdr": "debit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Sum of the carrying amounts as of the balance sheet date of all assets that are expected to be realized in cash, sold, or consumed within one year (or the normal operating cycle, if longer). Assets are probable future economic benefits obtained or controlled by an entity as a result of past transactions or events.",
        "label": "Assets, Current",
        "totalLabel": "Total Current Assets"
       }
      }
     },
     "localname": "AssetsCurrent",
     "nsuri": "http://fasb.org/us-gaap/2020-01-31",
     "presentation": [
      "http://www.otpco.com/role/ConsolidatedBalanceSheets"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_AssetsCurrentAbstract": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "label": "Assets, Current [Abstract]",
        "terseLabel": "Current Assets"
       }
      }
     },
     "localname": "AssetsCurrentAbstract",
     "nsuri": "http://fasb.org/us-gaap/2020-01-31",
     "presentation": [
      "http://www.otpco.com/role/ConsolidatedBalanceSheets"
     ],
     "xbrltype": "stringItemType"
    },
    "us-gaap_AssetsFairValueDisclosure": {
     "auth_ref": [
      "r420"
     ],
     "calculation": {
      "http://www.otpco.com/role/FairValueMeasurementsScheduleofFairValueMeasurementsRecurringandNonrecurringDetails": {
       "order": null,
       "parentTag": null,
       "root": true,
       "weight": null
      }
     },
     "crdr": "debit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Fair value portion of probable future economic benefits obtained or controlled by an entity as a result of past transactions or events.",
        "label": "Assets, Fair Value Disclosure",
        "totalLabel": "Total Assets"
       }
      }
     },
     "localname": "AssetsFairValueDisclosure",
     "nsuri": "http://fasb.org/us-gaap/2020-01-31",
     "presentation": [
      "http://www.otpco.com/role/FairValueMeasurementsScheduleofFairValueMeasurementsRecurringandNonrecurringDetails"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_AssetsNoncurrent": {
     "auth_ref": [
      "r13",
      "r14",
      "r15",
      "r16",
      "r17",
      "r18",
      "r19",
      "r20",
      "r110",
      "r204",
      "r414",
      "r418",
      "r435"
     ],
     "calculation": {
      "http://www.otpco.com/role/ConsolidatedBalanceSheets": {
       "order": 1.0,
       "parentTag": "us-gaap_Assets",
       "weight": 1.0
      }
     },
     "crdr": "debit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Sum of the carrying amounts as of the balance sheet date of all assets that are expected to be realized in cash, sold or consumed after one year or beyond the normal operating cycle, if longer.",
        "label": "Assets, Noncurrent",
        "totalLabel": "Total Noncurrent Assets"
       }
      }
     },
     "localname": "AssetsNoncurrent",
     "nsuri": "http://fasb.org/us-gaap/2020-01-31",
     "presentation": [
      "http://www.otpco.com/role/ConsolidatedBalanceSheets"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_AssetsNoncurrentAbstract": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "label": "Assets, Noncurrent [Abstract]",
        "terseLabel": "Noncurrent Assets"
       }
      }
     },
     "localname": "AssetsNoncurrentAbstract",
     "nsuri": "http://fasb.org/us-gaap/2020-01-31",
     "presentation": [
      "http://www.otpco.com/role/ConsolidatedBalanceSheets"
     ],
     "xbrltype": "stringItemType"
    },
    "us-gaap_AvailableForSaleSecuritiesDebtSecurities": {
     "auth_ref": [
      "r197",
      "r198",
      "r217",
      "r487"
     ],
     "calculation": {
      "http://www.otpco.com/role/FairValueMeasurementsScheduleofFairValueMeasurementsRecurringandNonrecurringDetails": {
       "order": 1.0,
       "parentTag": "us-gaap_AssetsFairValueDisclosure",
       "weight": 1.0
      },
      "http://www.otpco.com/role/SelectBalanceSheetInformationScheduleofInvestmentsDetails": {
       "order": 2.0,
       "parentTag": "us-gaap_Investments",
       "weight": 1.0
      }
     },
     "crdr": "debit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Amount of investment in debt security measured at fair value with change in fair value recognized in other comprehensive income (available-for-sale).",
        "label": "Debt Securities, Available-for-sale",
        "terseLabel": "Debt Securities"
       }
      }
     },
     "localname": "AvailableForSaleSecuritiesDebtSecurities",
     "nsuri": "http://fasb.org/us-gaap/2020-01-31",
     "presentation": [
      "http://www.otpco.com/role/FairValueMeasurementsScheduleofFairValueMeasurementsRecurringandNonrecurringDetails",
      "http://www.otpco.com/role/SelectBalanceSheetInformationScheduleofInvestmentsDetails"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_AwardTypeAxis": {
     "auth_ref": [
      "r364",
      "r379"
     ],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Information by type of award under share-based payment arrangement.",
        "label": "Award Type [Axis]",
        "terseLabel": "Award Type [Axis]"
       }
      }
     },
     "localname": "AwardTypeAxis",
     "nsuri": "http://fasb.org/us-gaap/2020-01-31",
     "presentation": [
      "http://www.otpco.com/role/EarningsPerShareDetails",
      "http://www.otpco.com/role/ShareBasedPaymentsNarrativeDetails",
      "http://www.otpco.com/role/ShareBasedPaymentsSummaryofRestrictedStockAwardsandStockPerformanceAwardsDetails",
      "http://www.otpco.com/role/ShareBasedPaymentsTables",
      "http://www.otpco.com/role/ShareBasedPaymentsWeightedAverageAssumptionsDetails"
     ],
     "xbrltype": "stringItemType"
    },
    "us-gaap_BasisOfAccountingPolicyPolicyTextBlock": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Disclosure of accounting policy for basis of accounting, or basis of presentation, used to prepare the financial statements (for example, US Generally Accepted Accounting Principles, Other Comprehensive Basis of Accounting, IFRS).",
        "label": "Basis of Accounting, Policy [Policy Text Block]",
        "terseLabel": "Basis of Presentation"
       }
      }
     },
     "localname": "BasisOfAccountingPolicyPolicyTextBlock",
     "nsuri": "http://fasb.org/us-gaap/2020-01-31",
     "presentation": [
      "http://www.otpco.com/role/SummaryofSignificantAccountingPoliciesPolicies"
     ],
     "xbrltype": "textBlockItemType"
    },
    "us-gaap_CapitalizationLongtermDebtAndEquity": {
     "auth_ref": [],
     "calculation": {
      "http://www.otpco.com/role/ConsolidatedBalanceSheets": {
       "order": 1.0,
       "parentTag": "us-gaap_LiabilitiesAndStockholdersEquity",
       "weight": 1.0
      }
     },
     "crdr": "credit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "This element represents the total consolidated (as applicable) capitalization of the entity which is comprised of its long-term debt and equity instruments. The table may be detailed by subsidiary (legal entity) and include information by type of debt or equity detailed by instrument.",
        "label": "Capitalization, Long-term Debt and Equity",
        "totalLabel": "Total Capitalization",
        "verboseLabel": "Total capitalization"
       }
      }
     },
     "localname": "CapitalizationLongtermDebtAndEquity",
     "nsuri": "http://fasb.org/us-gaap/2020-01-31",
     "presentation": [
      "http://www.otpco.com/role/ConsolidatedBalanceSheets",
      "http://www.otpco.com/role/StockholdersEquityDetails"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_CapitalizationLongtermDebtAndEquityAbstract": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "label": "Capitalization, Long-term Debt and Equity [Abstract]",
        "terseLabel": "Capitalization"
       }
      }
     },
     "localname": "CapitalizationLongtermDebtAndEquityAbstract",
     "nsuri": "http://fasb.org/us-gaap/2020-01-31",
     "presentation": [
      "http://www.otpco.com/role/ConsolidatedBalanceSheets"
     ],
     "xbrltype": "stringItemType"
    },
    "us-gaap_CarryingReportedAmountFairValueDisclosureMember": {
     "auth_ref": [
      "r433",
      "r434"
     ],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Measured as reported on the statement of financial position (balance sheet).",
        "label": "Reported Value Measurement [Member]",
        "terseLabel": "Carrying Amount"
       }
      }
     },
     "localname": "CarryingReportedAmountFairValueDisclosureMember",
     "nsuri": "http://fasb.org/us-gaap/2020-01-31",
     "presentation": [
      "http://www.otpco.com/role/FairValueMeasurementsScheduleofFairValueofAssetsandLiabilitiesDetails"
     ],
     "xbrltype": "domainItemType"
    },
    "us-gaap_CashAndCashEquivalentsAtCarryingValue": {
     "auth_ref": [
      "r2",
      "r40",
      "r106"
     ],
     "calculation": {
      "http://www.otpco.com/role/ConsolidatedBalanceSheets": {
       "order": 1.0,
       "parentTag": "us-gaap_AssetsCurrent",
       "weight": 1.0
      }
     },
     "crdr": "debit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Amount of currency on hand as well as demand deposits with banks or financial institutions. Includes other kinds of accounts that have the general characteristics of demand deposits. Also includes short-term, highly liquid investments that are both readily convertible to known amounts of cash and so near their maturity that they present insignificant risk of changes in value because of changes in interest rates. Excludes cash and cash equivalents within disposal group and discontinued operation.",
        "label": "Cash and Cash Equivalents, at Carrying Value",
        "terseLabel": "Cash and Cash Equivalents"
       }
      }
     },
     "localname": "CashAndCashEquivalentsAtCarryingValue",
     "nsuri": "http://fasb.org/us-gaap/2020-01-31",
     "presentation": [
      "http://www.otpco.com/role/ConsolidatedBalanceSheets"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_CashAndCashEquivalentsFairValueDisclosure": {
     "auth_ref": [],
     "calculation": {
      "http://www.otpco.com/role/FairValueMeasurementsScheduleofFairValueMeasurementsRecurringandNonrecurringDetails": {
       "order": 3.0,
       "parentTag": "us-gaap_AssetsFairValueDisclosure",
       "weight": 1.0
      }
     },
     "crdr": "debit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Fair value portion of currency on hand as well as demand deposits with banks or financial institutions. Includes other kinds of accounts that have the general characteristics of demand deposits. Also includes short-term, highly liquid investments that are both readily convertible to known amounts of cash and so near their maturity that they present insignificant risk of changes in value because of changes in interest rates.",
        "label": "Cash and Cash Equivalents, Fair Value Disclosure",
        "terseLabel": "Money Market Funds"
       }
      }
     },
     "localname": "CashAndCashEquivalentsFairValueDisclosure",
     "nsuri": "http://fasb.org/us-gaap/2020-01-31",
     "presentation": [
      "http://www.otpco.com/role/FairValueMeasurementsScheduleofFairValueMeasurementsRecurringandNonrecurringDetails",
      "http://www.otpco.com/role/FairValueMeasurementsScheduleofFairValueofAssetsandLiabilitiesDetails"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents": {
     "auth_ref": [
      "r100",
      "r106",
      "r107"
     ],
     "crdr": "debit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Amount of cash and cash equivalents, and cash and cash equivalents restricted to withdrawal or usage. Excludes amount for disposal group and discontinued operations. Cash includes, but is not limited to, currency on hand, demand deposits with banks or financial institutions, and other accounts with general characteristics of demand deposits. Cash equivalents include, but are not limited to, short-term, highly liquid investments that are both readily convertible to known amounts of cash and so near their maturity that they present insignificant risk of changes in value because of changes in interest rates.",
        "label": "Cash, Cash Equivalents, Restricted Cash and Restricted Cash Equivalents",
        "periodEndLabel": "Cash and Cash Equivalents at End of Period",
        "periodStartLabel": "Cash and Cash Equivalents at Beginning of Period"
       }
      }
     },
     "localname": "CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents",
     "nsuri": "http://fasb.org/us-gaap/2020-01-31",
     "presentation": [
      "http://www.otpco.com/role/ConsolidatedStatementsofCashFlows"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsPeriodIncreaseDecreaseIncludingExchangeRateEffect": {
     "auth_ref": [
      "r100",
      "r436"
     ],
     "calculation": {
      "http://www.otpco.com/role/ConsolidatedStatementsofCashFlows": {
       "order": null,
       "parentTag": null,
       "root": true,
       "weight": null
      }
     },
     "crdr": "debit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Amount of increase (decrease) in cash, cash equivalents, and cash and cash equivalents restricted to withdrawal or usage; including effect from exchange rate change. Cash includes, but is not limited to, currency on hand, demand deposits with banks or financial institutions, and other accounts with general characteristics of demand deposits. Cash equivalents include, but are not limited to, short-term, highly liquid investments that are both readily convertible to known amounts of cash and so near their maturity that they present insignificant risk of changes in value because of changes in interest rates.",
        "label": "Cash, Cash Equivalents, Restricted Cash and Restricted Cash Equivalents, Period Increase (Decrease), Including Exchange Rate Effect",
        "totalLabel": "Net Change in Cash and Cash Equivalents"
       }
      }
     },
     "localname": "CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsPeriodIncreaseDecreaseIncludingExchangeRateEffect",
     "nsuri": "http://fasb.org/us-gaap/2020-01-31",
     "presentation": [
      "http://www.otpco.com/role/ConsolidatedStatementsofCashFlows"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_ClassOfStockLineItems": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table.",
        "label": "Class of Stock [Line Items]",
        "terseLabel": "Class of Stock [Line Items]"
       }
      }
     },
     "localname": "ClassOfStockLineItems",
     "nsuri": "http://fasb.org/us-gaap/2020-01-31",
     "presentation": [
      "http://www.otpco.com/role/StockholdersEquityDetails"
     ],
     "xbrltype": "stringItemType"
    },
    "us-gaap_CommitmentsAndContingencies": {
     "auth_ref": [
      "r54",
      "r237",
      "r488",
      "r504"
     ],
     "calculation": {
      "http://www.otpco.com/role/ConsolidatedBalanceSheets": {
       "order": 4.0,
       "parentTag": "us-gaap_LiabilitiesAndStockholdersEquity",
       "weight": 1.0
      }
     },
     "crdr": "credit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Represents the caption on the face of the balance sheet to indicate that the entity has entered into (1) purchase or supply arrangements that will require expending a portion of its resources to meet the terms thereof, and (2) is exposed to potential losses or, less frequently, gains, arising from (a) possible claims against a company's resources due to future performance under contract terms, and (b) possible losses or likely gains from uncertainties that will ultimately be resolved when one or more future events that are deemed likely to occur do occur or fail to occur.",
        "label": "Commitments and Contingencies",
        "terseLabel": "Commitments and Contingencies (Note 9)"
       }
      }
     },
     "localname": "CommitmentsAndContingencies",
     "nsuri": "http://fasb.org/us-gaap/2020-01-31",
     "presentation": [
      "http://www.otpco.com/role/ConsolidatedBalanceSheets"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_CommitmentsAndContingenciesDisclosureAbstract": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "label": "Commitments and Contingencies Disclosure [Abstract]"
       }
      }
     },
     "localname": "CommitmentsAndContingenciesDisclosureAbstract",
     "nsuri": "http://fasb.org/us-gaap/2020-01-31",
     "xbrltype": "stringItemType"
    },
    "us-gaap_CommitmentsAndContingenciesDisclosureTextBlock": {
     "auth_ref": [
      "r234",
      "r235",
      "r236",
      "r238"
     ],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "The entire disclosure for commitments and contingencies.",
        "label": "Commitments and Contingencies Disclosure [Text Block]",
        "terseLabel": "Commitments and Contingencies"
       }
      }
     },
     "localname": "CommitmentsAndContingenciesDisclosureTextBlock",
     "nsuri": "http://fasb.org/us-gaap/2020-01-31",
     "presentation": [
      "http://www.otpco.com/role/CommitmentsandContingencies"
     ],
     "xbrltype": "textBlockItemType"
    },
    "us-gaap_CommonStockDividendsPerShareDeclared": {
     "auth_ref": [
      "r251"
     ],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Aggregate dividends declared during the period for each share of common stock outstanding.",
        "label": "Common Stock, Dividends, Per Share, Declared",
        "terseLabel": "Common Dividends (in dollars per share)"
       }
      }
     },
     "localname": "CommonStockDividendsPerShareDeclared",
     "nsuri": "http://fasb.org/us-gaap/2020-01-31",
     "presentation": [
      "http://www.otpco.com/role/ConsolidatedStatementsofShareholdersEquityParentheticals"
     ],
     "xbrltype": "perShareItemType"
    },
    "us-gaap_CommonStockMember": {
     "auth_ref": [
      "r115",
      "r116"
     ],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Stock that is subordinate to all other stock of the issuer.",
        "label": "Common Stock [Member]",
        "terseLabel": "Common Shares"
       }
      }
     },
     "localname": "CommonStockMember",
     "nsuri": "http://fasb.org/us-gaap/2020-01-31",
     "presentation": [
      "http://www.otpco.com/role/ConsolidatedStatementsofShareholdersEquity"
     ],
     "xbrltype": "domainItemType"
    },
    "us-gaap_CommonStockParOrStatedValuePerShare": {
     "auth_ref": [
      "r28"
     ],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Face amount or stated value per share of common stock.",
        "label": "Common Stock, Par or Stated Value Per Share",
        "terseLabel": "Common stock, par value (in dollars per share)"
       }
      }
     },
     "localname": "CommonStockParOrStatedValuePerShare",
     "nsuri": "http://fasb.org/us-gaap/2020-01-31",
     "presentation": [
      "http://www.otpco.com/role/ConsolidatedBalanceSheetsParentheticals"
     ],
     "xbrltype": "perShareItemType"
    },
    "us-gaap_CommonStockSharesAuthorized": {
     "auth_ref": [
      "r28"
     ],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "The maximum number of common shares permitted to be issued by an entity's charter and bylaws.",
        "label": "Common Stock, Shares Authorized",
        "terseLabel": "Common stock, shares authorized (in shares)"
       }
      }
     },
     "localname": "CommonStockSharesAuthorized",
     "nsuri": "http://fasb.org/us-gaap/2020-01-31",
     "presentation": [
      "http://www.otpco.com/role/ConsolidatedBalanceSheetsParentheticals"
     ],
     "xbrltype": "sharesItemType"
    },
    "us-gaap_CommonStockSharesOutstanding": {
     "auth_ref": [
      "r28",
      "r244"
     ],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Number of shares of common stock outstanding. Common stock represent the ownership interest in a corporation.",
        "label": "Common Stock, Shares, Outstanding",
        "terseLabel": "Common stock, shares outstanding (in shares)"
       }
      }
     },
     "localname": "CommonStockSharesOutstanding",
     "nsuri": "http://fasb.org/us-gaap/2020-01-31",
     "presentation": [
      "http://www.otpco.com/role/ConsolidatedBalanceSheetsParentheticals"
     ],
     "xbrltype": "sharesItemType"
    },
    "us-gaap_CommonStockValue": {
     "auth_ref": [
      "r28"
     ],
     "calculation": {
      "http://www.otpco.com/role/ConsolidatedBalanceSheets": {
       "order": 1.0,
       "parentTag": "us-gaap_StockholdersEquity",
       "weight": 1.0
      }
     },
     "crdr": "credit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Aggregate par or stated value of issued nonredeemable common stock (or common stock redeemable solely at the option of the issuer). This item includes treasury stock repurchased by the entity. Note: elements for number of nonredeemable common shares, par value and other disclosure concepts are in another section within stockholders' equity.",
        "label": "Common Stock, Value, Issued",
        "terseLabel": "Common Shares: 50,000,000 share authorized of $5 par value; 41,510,455 and 41,469,879 outstanding at March\u00a031, 2021 and December 31, 2020"
       }
      }
     },
     "localname": "CommonStockValue",
     "nsuri": "http://fasb.org/us-gaap/2020-01-31",
     "presentation": [
      "http://www.otpco.com/role/ConsolidatedBalanceSheets"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_CompensationAndRetirementDisclosureAbstract": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "label": "Retirement Benefits [Abstract]"
       }
      }
     },
     "localname": "CompensationAndRetirementDisclosureAbstract",
     "nsuri": "http://fasb.org/us-gaap/2020-01-31",
     "xbrltype": "stringItemType"
    },
    "us-gaap_ComprehensiveIncomeNetOfTax": {
     "auth_ref": [
      "r79",
      "r81",
      "r82",
      "r86",
      "r491",
      "r508"
     ],
     "calculation": {
      "http://www.otpco.com/role/ConsolidatedStatementsofComprehensiveIncome": {
       "order": null,
       "parentTag": null,
       "root": true,
       "weight": null
      }
     },
     "crdr": "credit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Amount after tax of increase (decrease) in equity from transactions and other events and circumstances from net income and other comprehensive income, attributable to parent entity. Excludes changes in equity resulting from investments by owners and distributions to owners.",
        "label": "Comprehensive Income (Loss), Net of Tax, Attributable to Parent",
        "totalLabel": "Total Comprehensive Income"
       }
      }
     },
     "localname": "ComprehensiveIncomeNetOfTax",
     "nsuri": "http://fasb.org/us-gaap/2020-01-31",
     "presentation": [
      "http://www.otpco.com/role/ConsolidatedStatementsofComprehensiveIncome"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_ConstructionInProgressMember": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Structure or a modification to a structure under construction. Includes recently completed structures or modifications to structures that have not been placed into service.",
        "label": "Construction in Progress [Member]",
        "terseLabel": "Construction Work in Progress"
       }
      }
     },
     "localname": "ConstructionInProgressMember",
     "nsuri": "http://fasb.org/us-gaap/2020-01-31",
     "presentation": [
      "http://www.otpco.com/role/SelectBalanceSheetInformationScheduleofPropertyPlantandEquipmentDetails"
     ],
     "xbrltype": "domainItemType"
    },
    "us-gaap_CorporateDebtSecuritiesMember": {
     "auth_ref": [
      "r299",
      "r344",
      "r522"
     ],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Debt securities issued by domestic or foreign corporate business, banks and other entities with a promise of repayment.",
        "label": "Corporate Debt Securities [Member]",
        "terseLabel": "Corporate Debt Securities"
       }
      }
     },
     "localname": "CorporateDebtSecuritiesMember",
     "nsuri": "http://fasb.org/us-gaap/2020-01-31",
     "presentation": [
      "http://www.otpco.com/role/FairValueMeasurementsScheduleofFairValueMeasurementsRecurringandNonrecurringDetails"
     ],
     "xbrltype": "domainItemType"
    },
    "us-gaap_CorporateNonSegmentMember": {
     "auth_ref": [
      "r174",
      "r175",
      "r176",
      "r177",
      "r179",
      "r185",
      "r187"
     ],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Corporate headquarters or functional department that may not earn revenues or may earn revenues that are only incidental to the activities of the entity and is not considered an operating segment.",
        "label": "Corporate, Non-Segment [Member]",
        "terseLabel": "Corporate"
       }
      }
     },
     "localname": "CorporateNonSegmentMember",
     "nsuri": "http://fasb.org/us-gaap/2020-01-31",
     "presentation": [
      "http://www.otpco.com/role/SegmentInformationBusinessSegmentsDetails"
     ],
     "xbrltype": "domainItemType"
    },
    "us-gaap_CostsAndExpenses": {
     "auth_ref": [
      "r88"
     ],
     "calculation": {
      "http://www.otpco.com/role/ConsolidatedStatementsofIncome": {
       "order": 2.0,
       "parentTag": "us-gaap_OperatingIncomeLoss",
       "weight": -1.0
      }
     },
     "crdr": "debit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Total costs of sales and operating expenses for the period.",
        "label": "Costs and Expenses",
        "totalLabel": "Total Operating Expenses"
       }
      }
     },
     "localname": "CostsAndExpenses",
     "nsuri": "http://fasb.org/us-gaap/2020-01-31",
     "presentation": [
      "http://www.otpco.com/role/ConsolidatedStatementsofIncome"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_CostsAndExpensesAbstract": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "label": "Costs and Expenses [Abstract]",
        "terseLabel": "Operating Expenses"
       }
      }
     },
     "localname": "CostsAndExpensesAbstract",
     "nsuri": "http://fasb.org/us-gaap/2020-01-31",
     "presentation": [
      "http://www.otpco.com/role/ConsolidatedStatementsofIncome"
     ],
     "xbrltype": "stringItemType"
    },
    "us-gaap_DebtDisclosureAbstract": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "label": "Debt Disclosure [Abstract]"
       }
      }
     },
     "localname": "DebtDisclosureAbstract",
     "nsuri": "http://fasb.org/us-gaap/2020-01-31",
     "xbrltype": "stringItemType"
    },
    "us-gaap_DebtDisclosureTextBlock": {
     "auth_ref": [
      "r240"
     ],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "The entire disclosure for information about short-term and long-term debt arrangements, which includes amounts of borrowings under each line of credit, note payable, commercial paper issue, bonds indenture, debenture issue, own-share lending arrangements and any other contractual agreement to repay funds, and about the underlying arrangements, rationale for a classification as long-term, including repayment terms, interest rates, collateral provided, restrictions on use of assets and activities, whether or not in compliance with debt covenants, and other matters important to users of the financial statements, such as the effects of refinancing and noncompliance with debt covenants.",
        "label": "Debt Disclosure [Text Block]",
        "terseLabel": "Short-Term and Long-Term Borrowings"
       }
      }
     },
     "localname": "DebtDisclosureTextBlock",
     "nsuri": "http://fasb.org/us-gaap/2020-01-31",
     "presentation": [
      "http://www.otpco.com/role/ShortTermandLongTermBorrowings"
     ],
     "xbrltype": "textBlockItemType"
    },
    "us-gaap_DebtInstrumentAxis": {
     "auth_ref": [
      "r22",
      "r23",
      "r24",
      "r484",
      "r485",
      "r495"
     ],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Information by type of debt instrument, including, but not limited to, draws against credit facilities.",
        "label": "Debt Instrument [Axis]",
        "terseLabel": "Debt Instrument [Axis]"
       }
      }
     },
     "localname": "DebtInstrumentAxis",
     "nsuri": "http://fasb.org/us-gaap/2020-01-31",
     "presentation": [
      "http://www.otpco.com/role/ShortTermandLongTermBorrowingsBreakdownofOutstandingLongtermDebtDetails",
      "http://www.otpco.com/role/ShortTermandLongTermBorrowingsLinesofCreditDetails"
     ],
     "xbrltype": "stringItemType"
    },
    "us-gaap_DebtInstrumentInterestRateStatedPercentage": {
     "auth_ref": [
      "r51"
     ],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Contractual interest rate for funds borrowed, under the debt agreement.",
        "label": "Debt Instrument, Interest Rate, Stated Percentage",
        "terseLabel": "Rate"
       }
      }
     },
     "localname": "DebtInstrumentInterestRateStatedPercentage",
     "nsuri": "http://fasb.org/us-gaap/2020-01-31",
     "presentation": [
      "http://www.otpco.com/role/ShortTermandLongTermBorrowingsBreakdownofOutstandingLongtermDebtDetails"
     ],
     "xbrltype": "percentItemType"
    },
    "us-gaap_DebtInstrumentLineItems": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table.",
        "label": "Debt Instrument [Line Items]",
        "terseLabel": "Debt Instrument [Line Items]"
       }
      }
     },
     "localname": "DebtInstrumentLineItems",
     "nsuri": "http://fasb.org/us-gaap/2020-01-31",
     "presentation": [
      "http://www.otpco.com/role/ShortTermandLongTermBorrowingsBreakdownofOutstandingLongtermDebtDetails",
      "http://www.otpco.com/role/ShortTermandLongTermBorrowingsNarrativeDetails"
     ],
     "xbrltype": "stringItemType"
    },
    "us-gaap_DebtInstrumentNameDomain": {
     "auth_ref": [
      "r52"
     ],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "The name for the particular debt instrument or borrowing that distinguishes it from other debt instruments or borrowings, including draws against credit facilities.",
        "label": "Debt Instrument, Name [Domain]",
        "terseLabel": "Debt Instrument, Name [Domain]"
       }
      }
     },
     "localname": "DebtInstrumentNameDomain",
     "nsuri": "http://fasb.org/us-gaap/2020-01-31",
     "presentation": [
      "http://www.otpco.com/role/ShortTermandLongTermBorrowingsBreakdownofOutstandingLongtermDebtDetails",
      "http://www.otpco.com/role/ShortTermandLongTermBorrowingsLinesofCreditDetails"
     ],
     "xbrltype": "domainItemType"
    },
    "us-gaap_DebtInstrumentTable": {
     "auth_ref": [
      "r52",
      "r112",
      "r245",
      "r248",
      "r249",
      "r250",
      "r445",
      "r446",
      "r447",
      "r494"
     ],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "A table or schedule providing information pertaining to long-term debt instruments or arrangements, including identification, terms, features, collateral requirements and other information necessary to a fair presentation. These are debt arrangements that originally required repayment more than twelve months after issuance or greater than the normal operating cycle of the company, if longer.",
        "label": "Schedule of Long-term Debt Instruments [Table]",
        "terseLabel": "Schedule of Long-term Debt Instruments [Table]"
       }
      }
     },
     "localname": "DebtInstrumentTable",
     "nsuri": "http://fasb.org/us-gaap/2020-01-31",
     "presentation": [
      "http://www.otpco.com/role/ShortTermandLongTermBorrowingsBreakdownofOutstandingLongtermDebtDetails",
      "http://www.otpco.com/role/ShortTermandLongTermBorrowingsNarrativeDetails"
     ],
     "xbrltype": "stringItemType"
    },
    "us-gaap_DebtInstrumentUnamortizedDiscount": {
     "auth_ref": [
      "r445",
      "r447"
     ],
     "crdr": "debit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Amount, after accumulated amortization, of debt discount.",
        "label": "Debt Instrument, Unamortized Discount",
        "terseLabel": "Unamortized Long-Term Debt Issuance Costs"
       }
      }
     },
     "localname": "DebtInstrumentUnamortizedDiscount",
     "nsuri": "http://fasb.org/us-gaap/2020-01-31",
     "presentation": [
      "http://www.otpco.com/role/ShortTermandLongTermBorrowingsBreakdownofOutstandingLongtermDebtDetails"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_DeferredIncomeTaxExpenseBenefit": {
     "auth_ref": [
      "r104",
      "r111",
      "r398",
      "r403",
      "r404",
      "r405"
     ],
     "calculation": {
      "http://www.otpco.com/role/ConsolidatedStatementsofCashFlows": {
       "order": 13.0,
       "parentTag": "us-gaap_NetCashProvidedByUsedInOperatingActivities",
       "weight": 1.0
      }
     },
     "crdr": "debit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Amount of deferred income tax expense (benefit) pertaining to income (loss) from continuing operations.",
        "label": "Deferred Income Tax Expense (Benefit)",
        "terseLabel": "Deferred Income Taxes"
       }
      }
     },
     "localname": "DeferredIncomeTaxExpenseBenefit",
     "nsuri": "http://fasb.org/us-gaap/2020-01-31",
     "presentation": [
      "http://www.otpco.com/role/ConsolidatedStatementsofCashFlows"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_DeferredIncomeTaxLiabilitiesNet": {
     "auth_ref": [
      "r391",
      "r392"
     ],
     "calculation": {
      "http://www.otpco.com/role/ConsolidatedBalanceSheets": {
       "order": 4.0,
       "parentTag": "us-gaap_LiabilitiesNoncurrent",
       "weight": 1.0
      }
     },
     "crdr": "credit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Amount, after deferred tax asset, of deferred tax liability attributable to taxable differences with jurisdictional netting.",
        "label": "Deferred Income Tax Liabilities, Net",
        "terseLabel": "Deferred Income Taxes"
       }
      }
     },
     "localname": "DeferredIncomeTaxLiabilitiesNet",
     "nsuri": "http://fasb.org/us-gaap/2020-01-31",
     "presentation": [
      "http://www.otpco.com/role/ConsolidatedBalanceSheets"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_DefinedBenefitPensionPlanLiabilitiesNoncurrent": {
     "auth_ref": [
      "r26",
      "r274",
      "r275",
      "r297"
     ],
     "calculation": {
      "http://www.otpco.com/role/ConsolidatedBalanceSheets": {
       "order": 5.0,
       "parentTag": "us-gaap_LiabilitiesNoncurrent",
       "weight": 1.0
      }
     },
     "crdr": "credit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Amount of liability, recognized in statement of financial position, for defined benefit pension plan, classified as noncurrent. Excludes other postretirement benefit plan.",
        "label": "Liability, Defined Benefit Pension Plan, Noncurrent",
        "terseLabel": "Pensions Benefit Liability"
       }
      }
     },
     "localname": "DefinedBenefitPensionPlanLiabilitiesNoncurrent",
     "nsuri": "http://fasb.org/us-gaap/2020-01-31",
     "presentation": [
      "http://www.otpco.com/role/ConsolidatedBalanceSheets"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_DefinedBenefitPlanContributionsByEmployer": {
     "auth_ref": [
      "r291",
      "r299",
      "r301",
      "r342",
      "r344",
      "r345"
     ],
     "crdr": "debit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Amount of contribution received by defined benefit plan from employer which increases plan assets.",
        "label": "Defined Benefit Plan, Plan Assets, Contributions by Employer",
        "terseLabel": "Contributions by employer"
       }
      }
     },
     "localname": "DefinedBenefitPlanContributionsByEmployer",
     "nsuri": "http://fasb.org/us-gaap/2020-01-31",
     "presentation": [
      "http://www.otpco.com/role/PensionPlanandOtherPostretirementBenefitsNarrativeDetails"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_DefinedBenefitPlanDisclosureLineItems": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table.",
        "label": "Defined Benefit Plan Disclosure [Line Items]",
        "terseLabel": "Defined Benefit Plan Disclosure [Line Items]"
       }
      }
     },
     "localname": "DefinedBenefitPlanDisclosureLineItems",
     "nsuri": "http://fasb.org/us-gaap/2020-01-31",
     "presentation": [
      "http://www.otpco.com/role/PensionPlanandOtherPostretirementBenefitsComponentsofNetPeriodicBenefitCostDetails",
      "http://www.otpco.com/role/PensionPlanandOtherPostretirementBenefitsNarrativeDetails"
     ],
     "xbrltype": "stringItemType"
    },
    "us-gaap_DefinedBenefitPlanExpectedReturnOnPlanAssets": {
     "auth_ref": [
      "r276",
      "r313",
      "r337",
      "r344",
      "r345"
     ],
     "calculation": {
      "http://www.otpco.com/role/PensionPlanandOtherPostretirementBenefitsComponentsofNetPeriodicBenefitCostDetails": {
       "order": 3.0,
       "parentTag": "us-gaap_DefinedBenefitPlanNetPeriodicBenefitCost",
       "weight": -1.0
      }
     },
     "crdr": "credit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Amount of expected return (loss) recognized in net periodic benefit (cost) credit, calculated based on expected long-term rate of return and market-related value of plan assets of defined benefit plan.",
        "label": "Defined Benefit Plan, Expected Return (Loss) on Plan Assets",
        "negatedLabel": "Expected Return on Assets"
       }
      }
     },
     "localname": "DefinedBenefitPlanExpectedReturnOnPlanAssets",
     "nsuri": "http://fasb.org/us-gaap/2020-01-31",
     "presentation": [
      "http://www.otpco.com/role/PensionPlanandOtherPostretirementBenefitsComponentsofNetPeriodicBenefitCostDetails"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_DefinedBenefitPlanInterestCost": {
     "auth_ref": [
      "r276",
      "r280",
      "r312",
      "r336",
      "r344",
      "r345"
     ],
     "calculation": {
      "http://www.otpco.com/role/PensionPlanandOtherPostretirementBenefitsComponentsofNetPeriodicBenefitCostDetails": {
       "order": 6.0,
       "parentTag": "us-gaap_DefinedBenefitPlanNetPeriodicBenefitCost",
       "weight": 1.0
      }
     },
     "crdr": "debit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Amount of cost recognized for passage of time related to defined benefit plan.",
        "label": "Defined Benefit Plan, Interest Cost",
        "terseLabel": "Interest Cost on Projected Benefit Obligation"
       }
      }
     },
     "localname": "DefinedBenefitPlanInterestCost",
     "nsuri": "http://fasb.org/us-gaap/2020-01-31",
     "presentation": [
      "http://www.otpco.com/role/PensionPlanandOtherPostretirementBenefitsComponentsofNetPeriodicBenefitCostDetails"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_DefinedBenefitPlanNetPeriodicBenefitCost": {
     "auth_ref": [
      "r310",
      "r334",
      "r344",
      "r345"
     ],
     "calculation": {
      "http://www.otpco.com/role/PensionPlanandOtherPostretirementBenefitsComponentsofNetPeriodicBenefitCostDetails": {
       "order": null,
       "parentTag": null,
       "root": true,
       "weight": null
      }
     },
     "crdr": "debit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Amount of net periodic benefit cost (credit) for defined benefit plan.",
        "label": "Defined Benefit Plan, Net Periodic Benefit Cost (Credit)",
        "totalLabel": "Net Periodic Pension Cost"
       }
      }
     },
     "localname": "DefinedBenefitPlanNetPeriodicBenefitCost",
     "nsuri": "http://fasb.org/us-gaap/2020-01-31",
     "presentation": [
      "http://www.otpco.com/role/PensionPlanandOtherPostretirementBenefitsComponentsofNetPeriodicBenefitCostDetails"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_DefinedBenefitPlanServiceCost": {
     "auth_ref": [
      "r278",
      "r311",
      "r335",
      "r344",
      "r345"
     ],
     "calculation": {
      "http://www.otpco.com/role/PensionPlanandOtherPostretirementBenefitsComponentsofNetPeriodicBenefitCostDetails": {
       "order": 1.0,
       "parentTag": "us-gaap_DefinedBenefitPlanNetPeriodicBenefitCost",
       "weight": 1.0
      }
     },
     "crdr": "debit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Amount of cost for actuarial present value of benefits attributed to service rendered by employee for defined benefit plan.",
        "label": "Defined Benefit Plan, Service Cost",
        "terseLabel": "Service Cost\u2013Benefit Earned During the Period"
       }
      }
     },
     "localname": "DefinedBenefitPlanServiceCost",
     "nsuri": "http://fasb.org/us-gaap/2020-01-31",
     "presentation": [
      "http://www.otpco.com/role/PensionPlanandOtherPostretirementBenefitsComponentsofNetPeriodicBenefitCostDetails"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_DepreciationDepletionAndAmortization": {
     "auth_ref": [
      "r104",
      "r164"
     ],
     "calculation": {
      "http://www.otpco.com/role/ConsolidatedStatementsofCashFlows": {
       "order": 1.0,
       "parentTag": "us-gaap_NetCashProvidedByUsedInOperatingActivities",
       "weight": 1.0
      },
      "http://www.otpco.com/role/ConsolidatedStatementsofIncome": {
       "order": 6.0,
       "parentTag": "us-gaap_CostsAndExpenses",
       "weight": 1.0
      }
     },
     "crdr": "debit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "The aggregate expense recognized in the current period that allocates the cost of tangible assets, intangible assets, or depleting assets to periods that benefit from use of the assets.",
        "label": "Depreciation, Depletion and Amortization",
        "terseLabel": "Depreciation and Amortization"
       }
      }
     },
     "localname": "DepreciationDepletionAndAmortization",
     "nsuri": "http://fasb.org/us-gaap/2020-01-31",
     "presentation": [
      "http://www.otpco.com/role/ConsolidatedStatementsofCashFlows",
      "http://www.otpco.com/role/ConsolidatedStatementsofIncome"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_DisaggregationOfRevenueLineItems": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table.",
        "label": "Disaggregation of Revenue [Line Items]",
        "terseLabel": "Disaggregation of Revenue [Line Items]"
       }
      }
     },
     "localname": "DisaggregationOfRevenueLineItems",
     "nsuri": "http://fasb.org/us-gaap/2020-01-31",
     "presentation": [
      "http://www.otpco.com/role/RevenueDetails"
     ],
     "xbrltype": "stringItemType"
    },
    "us-gaap_DisaggregationOfRevenueTable": {
     "auth_ref": [
      "r262",
      "r264",
      "r265",
      "r266",
      "r267",
      "r268",
      "r269",
      "r270"
     ],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Disclosure of information about disaggregation of revenue into categories depicting how nature, amount, timing, and uncertainty of revenue and cash flows are affected by economic factor.",
        "label": "Disaggregation of Revenue [Table]",
        "terseLabel": "Disaggregation of Revenue [Table]"
       }
      }
     },
     "localname": "DisaggregationOfRevenueTable",
     "nsuri": "http://fasb.org/us-gaap/2020-01-31",
     "presentation": [
      "http://www.otpco.com/role/RevenueDetails"
     ],
     "xbrltype": "stringItemType"
    },
    "us-gaap_DisaggregationOfRevenueTableTextBlock": {
     "auth_ref": [
      "r262"
     ],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Tabular disclosure of disaggregation of revenue into categories depicting how nature, amount, timing, and uncertainty of revenue and cash flows are affected by economic factor.",
        "label": "Disaggregation of Revenue [Table Text Block]",
        "terseLabel": "Disaggregation of Revenue"
       }
      }
     },
     "localname": "DisaggregationOfRevenueTableTextBlock",
     "nsuri": "http://fasb.org/us-gaap/2020-01-31",
     "presentation": [
      "http://www.otpco.com/role/RevenueTables"
     ],
     "xbrltype": "textBlockItemType"
    },
    "us-gaap_DisclosureOfCompensationRelatedCostsShareBasedPaymentsTextBlock": {
     "auth_ref": [
      "r388"
     ],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "The entire disclosure for share-based payment arrangement.",
        "label": "Share-based Payment Arrangement [Text Block]",
        "terseLabel": "Share-Based Payments"
       }
      }
     },
     "localname": "DisclosureOfCompensationRelatedCostsShareBasedPaymentsTextBlock",
     "nsuri": "http://fasb.org/us-gaap/2020-01-31",
     "presentation": [
      "http://www.otpco.com/role/ShareBasedPayments"
     ],
     "xbrltype": "textBlockItemType"
    },
    "us-gaap_DisclosureOfCompensationRelatedCostsSharebasedPaymentsAbstract": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "label": "Share-based Payment Arrangement [Abstract]"
       }
      }
     },
     "localname": "DisclosureOfCompensationRelatedCostsSharebasedPaymentsAbstract",
     "nsuri": "http://fasb.org/us-gaap/2020-01-31",
     "xbrltype": "stringItemType"
    },
    "us-gaap_DisclosureOfShareBasedCompensationArrangementsByShareBasedPaymentAwardTextBlock": {
     "auth_ref": [
      "r364",
      "r379"
     ],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Tabular disclosure of share-based payment arrangement.",
        "label": "Disclosure of Share-based Compensation Arrangements by Share-based Payment Award [Table Text Block]",
        "terseLabel": "Schedule of Share-based Compensation Arrangements by Share-based Payment Award"
       }
      }
     },
     "localname": "DisclosureOfShareBasedCompensationArrangementsByShareBasedPaymentAwardTextBlock",
     "nsuri": "http://fasb.org/us-gaap/2020-01-31",
     "presentation": [
      "http://www.otpco.com/role/ShareBasedPaymentsTables"
     ],
     "xbrltype": "textBlockItemType"
    },
    "us-gaap_DividendsCommonStockCash": {
     "auth_ref": [
      "r251"
     ],
     "crdr": "debit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Amount of paid and unpaid common stock dividends declared with the form of settlement in cash.",
        "label": "Dividends, Common Stock, Cash",
        "negatedLabel": "Common Dividends"
       }
      }
     },
     "localname": "DividendsCommonStockCash",
     "nsuri": "http://fasb.org/us-gaap/2020-01-31",
     "presentation": [
      "http://www.otpco.com/role/ConsolidatedStatementsofShareholdersEquity"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_EarningsPerShareAbstract": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "label": "Earnings Per Share [Abstract]"
       }
      }
     },
     "localname": "EarningsPerShareAbstract",
     "nsuri": "http://fasb.org/us-gaap/2020-01-31",
     "xbrltype": "stringItemType"
    },
    "us-gaap_EarningsPerShareBasic": {
     "auth_ref": [
      "r87",
      "r120",
      "r121",
      "r122",
      "r123",
      "r124",
      "r129",
      "r131",
      "r137",
      "r138",
      "r139",
      "r143",
      "r144",
      "r492",
      "r509"
     ],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "The amount of net income (loss) for the period per each share of common stock or unit outstanding during the reporting period.",
        "label": "Earnings Per Share, Basic",
        "terseLabel": "Basic (in dollars per share)"
       }
      }
     },
     "localname": "EarningsPerShareBasic",
     "nsuri": "http://fasb.org/us-gaap/2020-01-31",
     "presentation": [
      "http://www.otpco.com/role/ConsolidatedStatementsofIncome"
     ],
     "xbrltype": "perShareItemType"
    },
    "us-gaap_EarningsPerShareBasicAndDilutedAbstract": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "label": "Earnings Per Share, Basic and Diluted [Abstract]",
        "terseLabel": "Earnings Per Share:"
       }
      }
     },
     "localname": "EarningsPerShareBasicAndDilutedAbstract",
     "nsuri": "http://fasb.org/us-gaap/2020-01-31",
     "presentation": [
      "http://www.otpco.com/role/ConsolidatedStatementsofIncome"
     ],
     "xbrltype": "stringItemType"
    },
    "us-gaap_EarningsPerShareDiluted": {
     "auth_ref": [
      "r87",
      "r120",
      "r121",
      "r122",
      "r123",
      "r124",
      "r131",
      "r137",
      "r138",
      "r139",
      "r143",
      "r144",
      "r492",
      "r509"
     ],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "The amount of net income (loss) for the period available to each share of common stock or common unit outstanding during the reporting period and to each share or unit that would have been outstanding assuming the issuance of common shares or units for all dilutive potential common shares or units outstanding during the reporting period.",
        "label": "Earnings Per Share, Diluted",
        "terseLabel": "Diluted (in dollars per share)"
       }
      }
     },
     "localname": "EarningsPerShareDiluted",
     "nsuri": "http://fasb.org/us-gaap/2020-01-31",
     "presentation": [
      "http://www.otpco.com/role/ConsolidatedStatementsofIncome"
     ],
     "xbrltype": "perShareItemType"
    },
    "us-gaap_EarningsPerShareDilutedLineItems": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table.",
        "label": "Earnings Per Share, Diluted, by Common Class, Including Two Class Method [Line Items]",
        "terseLabel": "Earnings Per Share, Diluted, by Common Class, Including Two Class Method [Line Items]"
       }
      }
     },
     "localname": "EarningsPerShareDilutedLineItems",
     "nsuri": "http://fasb.org/us-gaap/2020-01-31",
     "presentation": [
      "http://www.otpco.com/role/EarningsPerShareDetails"
     ],
     "xbrltype": "stringItemType"
    },
    "us-gaap_EarningsPerShareTextBlock": {
     "auth_ref": [
      "r140",
      "r141",
      "r142",
      "r145"
     ],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "The entire disclosure for earnings per share.",
        "label": "Earnings Per Share [Text Block]",
        "terseLabel": "Earnings Per Share"
       }
      }
     },
     "localname": "EarningsPerShareTextBlock",
     "nsuri": "http://fasb.org/us-gaap/2020-01-31",
     "presentation": [
      "http://www.otpco.com/role/EarningsPerShare"
     ],
     "xbrltype": "textBlockItemType"
    },
    "us-gaap_EffectiveIncomeTaxRateContinuingOperations": {
     "auth_ref": [
      "r394"
     ],
     "calculation": {
      "http://www.otpco.com/role/IncomeTaxesEffectiveIncomeTaxRateDetails": {
       "order": null,
       "parentTag": null,
       "root": true,
       "weight": null
      }
     },
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Percentage of current income tax expense (benefit) and deferred income tax expense (benefit) pertaining to continuing operations.",
        "label": "Effective Income Tax Rate Reconciliation, Percent",
        "totalLabel": "Effective Tax Rate"
       }
      }
     },
     "localname": "EffectiveIncomeTaxRateContinuingOperations",
     "nsuri": "http://fasb.org/us-gaap/2020-01-31",
     "presentation": [
      "http://www.otpco.com/role/IncomeTaxesEffectiveIncomeTaxRateDetails"
     ],
     "xbrltype": "percentItemType"
    },
    "us-gaap_EffectiveIncomeTaxRateContinuingOperationsTaxRateReconciliationAbstract": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "label": "Effective Income Tax Rate Reconciliation, Percent [Abstract]",
        "terseLabel": "Increases (Decreases) in Tax from:"
       }
      }
     },
     "localname": "EffectiveIncomeTaxRateContinuingOperationsTaxRateReconciliationAbstract",
     "nsuri": "http://fasb.org/us-gaap/2020-01-31",
     "presentation": [
      "http://www.otpco.com/role/IncomeTaxesEffectiveIncomeTaxRateDetails"
     ],
     "xbrltype": "stringItemType"
    },
    "us-gaap_EffectiveIncomeTaxRateReconciliationAtFederalStatutoryIncomeTaxRate": {
     "auth_ref": [
      "r394",
      "r406"
     ],
     "calculation": {
      "http://www.otpco.com/role/IncomeTaxesEffectiveIncomeTaxRateDetails": {
       "order": 2.0,
       "parentTag": "us-gaap_EffectiveIncomeTaxRateContinuingOperations",
       "weight": 1.0
      }
     },
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Percentage of domestic federal statutory tax rate applicable to pretax income (loss).",
        "label": "Effective Income Tax Rate Reconciliation, at Federal Statutory Income Tax Rate, Percent",
        "terseLabel": "Federal Statutory Rate"
       }
      }
     },
     "localname": "EffectiveIncomeTaxRateReconciliationAtFederalStatutoryIncomeTaxRate",
     "nsuri": "http://fasb.org/us-gaap/2020-01-31",
     "presentation": [
      "http://www.otpco.com/role/IncomeTaxesEffectiveIncomeTaxRateDetails"
     ],
     "xbrltype": "percentItemType"
    },
    "us-gaap_EffectiveIncomeTaxRateReconciliationDeductionsEmployeeStockOwnershipPlanDividends": {
     "auth_ref": [
      "r394",
      "r406"
     ],
     "calculation": {
      "http://www.otpco.com/role/IncomeTaxesEffectiveIncomeTaxRateDetails": {
       "order": 4.0,
       "parentTag": "us-gaap_EffectiveIncomeTaxRateContinuingOperations",
       "weight": -1.0
      }
     },
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Percentage of the difference between reported income tax expense (benefit) and expected income tax expense (benefit) computed by applying the domestic federal statutory income tax rates to pretax income (loss) from continuing operations attributable to deduction for dividend paid to employee stock ownership plan.",
        "label": "Effective Income Tax Rate Reconciliation, Deduction, Employee Stock Ownership Plan Dividend, Percent",
        "negatedTerseLabel": "Excess Tax Deduction on Stock Awards"
       }
      }
     },
     "localname": "EffectiveIncomeTaxRateReconciliationDeductionsEmployeeStockOwnershipPlanDividends",
     "nsuri": "http://fasb.org/us-gaap/2020-01-31",
     "presentation": [
      "http://www.otpco.com/role/IncomeTaxesEffectiveIncomeTaxRateDetails"
     ],
     "xbrltype": "percentItemType"
    },
    "us-gaap_EffectiveIncomeTaxRateReconciliationOtherAdjustments": {
     "auth_ref": [
      "r394",
      "r406"
     ],
     "calculation": {
      "http://www.otpco.com/role/IncomeTaxesEffectiveIncomeTaxRateDetails": {
       "order": 6.0,
       "parentTag": "us-gaap_EffectiveIncomeTaxRateContinuingOperations",
       "weight": 1.0
      }
     },
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Percentage of the difference between reported income tax expense (benefit) and expected income tax expense (benefit) computed by applying the domestic federal statutory income tax rates to pretax income (loss) from continuing operations attributable to other adjustments.",
        "label": "Effective Income Tax Rate Reconciliation, Other Adjustments, Percent",
        "terseLabel": "Other, Net"
       }
      }
     },
     "localname": "EffectiveIncomeTaxRateReconciliationOtherAdjustments",
     "nsuri": "http://fasb.org/us-gaap/2020-01-31",
     "presentation": [
      "http://www.otpco.com/role/IncomeTaxesEffectiveIncomeTaxRateDetails"
     ],
     "xbrltype": "percentItemType"
    },
    "us-gaap_EffectiveIncomeTaxRateReconciliationStateAndLocalIncomeTaxes": {
     "auth_ref": [
      "r394",
      "r406"
     ],
     "calculation": {
      "http://www.otpco.com/role/IncomeTaxesEffectiveIncomeTaxRateDetails": {
       "order": 1.0,
       "parentTag": "us-gaap_EffectiveIncomeTaxRateContinuingOperations",
       "weight": 1.0
      }
     },
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Percentage of the difference between reported income tax expense (benefit) and expected income tax expense (benefit) computed by applying the domestic federal statutory income tax rates to pretax income (loss) from continuing operations applicable to state and local income tax expense (benefit), net of federal tax expense (benefit).",
        "label": "Effective Income Tax Rate Reconciliation, State and Local Income Taxes, Percent",
        "terseLabel": "State Taxes on Income, Net of Federal Tax"
       }
      }
     },
     "localname": "EffectiveIncomeTaxRateReconciliationStateAndLocalIncomeTaxes",
     "nsuri": "http://fasb.org/us-gaap/2020-01-31",
     "presentation": [
      "http://www.otpco.com/role/IncomeTaxesEffectiveIncomeTaxRateDetails"
     ],
     "xbrltype": "percentItemType"
    },
    "us-gaap_EffectiveIncomeTaxRateReconciliationTaxCreditsOther": {
     "auth_ref": [
      "r394",
      "r406"
     ],
     "calculation": {
      "http://www.otpco.com/role/IncomeTaxesEffectiveIncomeTaxRateDetails": {
       "order": 9.0,
       "parentTag": "us-gaap_EffectiveIncomeTaxRateContinuingOperations",
       "weight": -1.0
      }
     },
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Percentage of the difference between reported income tax expense (benefit) and expected income tax expense (benefit) computed by applying the domestic federal statutory income tax rates to pretax income (loss) from continuing operations attributable to other tax credits.",
        "label": "Effective Income Tax Rate Reconciliation, Tax Credit, Other, Percent",
        "negatedTerseLabel": "North Dakota Wind Tax Credit Amortization, Net of Federal Tax"
       }
      }
     },
     "localname": "EffectiveIncomeTaxRateReconciliationTaxCreditsOther",
     "nsuri": "http://fasb.org/us-gaap/2020-01-31",
     "presentation": [
      "http://www.otpco.com/role/IncomeTaxesEffectiveIncomeTaxRateDetails"
     ],
     "xbrltype": "percentItemType"
    },
    "us-gaap_ElectricTransmissionMember": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "System used for the electrical transmission of the bulk transport of high voltage power, typically over longer distances, between generating plants and distribution systems. Typically comprised of towers, overhead conductors, underground conduits, roads and trails.",
        "label": "Electric Transmission [Member]",
        "terseLabel": "Transmission"
       }
      }
     },
     "localname": "ElectricTransmissionMember",
     "nsuri": "http://fasb.org/us-gaap/2020-01-31",
     "presentation": [
      "http://www.otpco.com/role/RevenueDetails"
     ],
     "xbrltype": "domainItemType"
    },
    "us-gaap_EmployeeRelatedLiabilitiesCurrent": {
     "auth_ref": [
      "r49"
     ],
     "calculation": {
      "http://www.otpco.com/role/ConsolidatedBalanceSheets": {
       "order": 6.0,
       "parentTag": "us-gaap_LiabilitiesCurrent",
       "weight": 1.0
      }
     },
     "crdr": "credit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Total of the carrying values as of the balance sheet date of obligations incurred through that date and payable for obligations related to services received from employees, such as accrued salaries and bonuses, payroll taxes and fringe benefits. Used to reflect the current portion of the liabilities (due within one year or within the normal operating cycle if longer).",
        "label": "Employee-related Liabilities, Current",
        "terseLabel": "Accrued Salaries and Wages"
       }
      }
     },
     "localname": "EmployeeRelatedLiabilitiesCurrent",
     "nsuri": "http://fasb.org/us-gaap/2020-01-31",
     "presentation": [
      "http://www.otpco.com/role/ConsolidatedBalanceSheets"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_EmployeeStockOptionMember": {
     "auth_ref": [
      "r377"
     ],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Share-based payment arrangement granting right, subject to vesting and other restrictions, to purchase or sell certain number of shares at predetermined price for specified period of time.",
        "label": "Share-based Payment Arrangement, Option [Member]",
        "terseLabel": "Employee Stock Purchase Plan Shares and Other"
       }
      }
     },
     "localname": "EmployeeStockOptionMember",
     "nsuri": "http://fasb.org/us-gaap/2020-01-31",
     "presentation": [
      "http://www.otpco.com/role/EarningsPerShareDetails"
     ],
     "xbrltype": "domainItemType"
    },
    "us-gaap_EquityAbstract": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "label": "Equity [Abstract]"
       }
      }
     },
     "localname": "EquityAbstract",
     "nsuri": "http://fasb.org/us-gaap/2020-01-31",
     "xbrltype": "stringItemType"
    },
    "us-gaap_EquityComponentDomain": {
     "auth_ref": [
      "r115",
      "r116",
      "r117",
      "r119",
      "r125",
      "r127",
      "r146",
      "r208",
      "r244",
      "r251",
      "r380",
      "r381",
      "r382",
      "r399",
      "r400",
      "r437",
      "r438",
      "r439",
      "r440",
      "r441",
      "r442",
      "r516",
      "r517",
      "r518"
     ],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Components of equity are the parts of the total Equity balance including that which is allocated to common, preferred, treasury stock, retained earnings, etc.",
        "label": "Equity Component [Domain]",
        "terseLabel": "Equity Component [Domain]"
       }
      }
     },
     "localname": "EquityComponentDomain",
     "nsuri": "http://fasb.org/us-gaap/2020-01-31",
     "presentation": [
      "http://www.otpco.com/role/ConsolidatedStatementsofShareholdersEquity"
     ],
     "xbrltype": "domainItemType"
    },
    "us-gaap_EquitySecuritiesFvNi": {
     "auth_ref": [
      "r430"
     ],
     "calculation": {
      "http://www.otpco.com/role/FairValueMeasurementsScheduleofFairValueMeasurementsRecurringandNonrecurringDetails": {
       "order": 2.0,
       "parentTag": "us-gaap_AssetsFairValueDisclosure",
       "weight": 1.0
      },
      "http://www.otpco.com/role/SelectBalanceSheetInformationScheduleofInvestmentsDetails": {
       "order": 4.0,
       "parentTag": "us-gaap_Investments",
       "weight": 1.0
      }
     },
     "crdr": "debit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Amount of investment in equity security measured at fair value with change in fair value recognized in net income (FV-NI).",
        "label": "Equity Securities, FV-NI",
        "terseLabel": "Mutual Funds"
       }
      }
     },
     "localname": "EquitySecuritiesFvNi",
     "nsuri": "http://fasb.org/us-gaap/2020-01-31",
     "presentation": [
      "http://www.otpco.com/role/FairValueMeasurementsScheduleofFairValueMeasurementsRecurringandNonrecurringDetails",
      "http://www.otpco.com/role/SelectBalanceSheetInformationScheduleofInvestmentsDetails"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_EstimateOfFairValueFairValueDisclosureMember": {
     "auth_ref": [
      "r432"
     ],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Measured as an estimate of fair value.",
        "label": "Estimate of Fair Value Measurement [Member]",
        "terseLabel": "Fair Value"
       }
      }
     },
     "localname": "EstimateOfFairValueFairValueDisclosureMember",
     "nsuri": "http://fasb.org/us-gaap/2020-01-31",
     "presentation": [
      "http://www.otpco.com/role/FairValueMeasurementsScheduleofFairValueofAssetsandLiabilitiesDetails"
     ],
     "xbrltype": "domainItemType"
    },
    "us-gaap_FairValueAssetsAndLiabilitiesMeasuredOnRecurringAndNonrecurringBasisLineItems": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table.",
        "label": "Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]",
        "terseLabel": "Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]"
       }
      }
     },
     "localname": "FairValueAssetsAndLiabilitiesMeasuredOnRecurringAndNonrecurringBasisLineItems",
     "nsuri": "http://fasb.org/us-gaap/2020-01-31",
     "presentation": [
      "http://www.otpco.com/role/FairValueMeasurementsScheduleofFairValueMeasurementsRecurringandNonrecurringDetails"
     ],
     "xbrltype": "stringItemType"
    },
    "us-gaap_FairValueAssetsAndLiabilitiesMeasuredOnRecurringAndNonrecurringBasisTable": {
     "auth_ref": [
      "r420",
      "r421",
      "r422",
      "r427"
     ],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Disclosure of information about asset and liability measured at fair value on recurring and nonrecurring basis.",
        "label": "Fair Value, Recurring and Nonrecurring [Table]",
        "terseLabel": "Fair Value, Recurring and Nonrecurring [Table]"
       }
      }
     },
     "localname": "FairValueAssetsAndLiabilitiesMeasuredOnRecurringAndNonrecurringBasisTable",
     "nsuri": "http://fasb.org/us-gaap/2020-01-31",
     "presentation": [
      "http://www.otpco.com/role/FairValueMeasurementsScheduleofFairValueMeasurementsRecurringandNonrecurringDetails"
     ],
     "xbrltype": "stringItemType"
    },
    "us-gaap_FairValueAssetsAndLiabilitiesMeasuredOnRecurringAndNonrecurringBasisTableTextBlock": {
     "auth_ref": [
      "r420",
      "r421",
      "r422",
      "r426",
      "r427"
     ],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Tabular disclosure of financial instruments measured at fair value, including those classified in shareholders' equity measured on a recurring or nonrecurring basis. Disclosures include, but are not limited to, fair value measurements recorded and the reasons for the measurements, level within the fair value hierarchy in which the fair value measurements are categorized and transfers between levels 1 and 2. Nonrecurring fair value measurements are those that are required or permitted in the statement of financial position in particular circumstances.",
        "label": "Fair Value Measurements, Recurring and Nonrecurring [Table Text Block]",
        "terseLabel": "Schedule of Fair Value Measurements, Recurring and Nonrecurring"
       }
      }
     },
     "localname": "FairValueAssetsAndLiabilitiesMeasuredOnRecurringAndNonrecurringBasisTableTextBlock",
     "nsuri": "http://fasb.org/us-gaap/2020-01-31",
     "presentation": [
      "http://www.otpco.com/role/FairValueMeasurementsTables"
     ],
     "xbrltype": "textBlockItemType"
    },
    "us-gaap_FairValueBalanceSheetGroupingFinancialStatementCaptionsLineItems": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table.",
        "label": "Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items]",
        "terseLabel": "Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items]"
       }
      }
     },
     "localname": "FairValueBalanceSheetGroupingFinancialStatementCaptionsLineItems",
     "nsuri": "http://fasb.org/us-gaap/2020-01-31",
     "presentation": [
      "http://www.otpco.com/role/FairValueMeasurementsScheduleofFairValueofAssetsandLiabilitiesDetails"
     ],
     "xbrltype": "stringItemType"
    },
    "us-gaap_FairValueByBalanceSheetGroupingTable": {
     "auth_ref": [
      "r420",
      "r433",
      "r434"
     ],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Disclosure of information about the fair value of financial instruments, including financial assets and financial liabilities, and the measurements of those instruments, assets, and liabilities.",
        "label": "Fair Value, by Balance Sheet Grouping [Table]",
        "terseLabel": "Fair Value, by Balance Sheet Grouping [Table]"
       }
      }
     },
     "localname": "FairValueByBalanceSheetGroupingTable",
     "nsuri": "http://fasb.org/us-gaap/2020-01-31",
     "presentation": [
      "http://www.otpco.com/role/FairValueMeasurementsScheduleofFairValueofAssetsandLiabilitiesDetails"
     ],
     "xbrltype": "stringItemType"
    },
    "us-gaap_FairValueByBalanceSheetGroupingTextBlock": {
     "auth_ref": [
      "r420",
      "r433"
     ],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Tabular disclosure of the fair value of financial instruments, including financial assets and financial liabilities, and the measurements of those instruments, assets, and liabilities.",
        "label": "Fair Value, by Balance Sheet Grouping [Table Text Block]",
        "terseLabel": "Schedule of Fair Value of Assets and Liabilities"
       }
      }
     },
     "localname": "FairValueByBalanceSheetGroupingTextBlock",
     "nsuri": "http://fasb.org/us-gaap/2020-01-31",
     "presentation": [
      "http://www.otpco.com/role/FairValueMeasurementsTables"
     ],
     "xbrltype": "textBlockItemType"
    },
    "us-gaap_FairValueByFairValueHierarchyLevelAxis": {
     "auth_ref": [
      "r299",
      "r301",
      "r302",
      "r303",
      "r304",
      "r305",
      "r306",
      "r344",
      "r421",
      "r452",
      "r453",
      "r454"
     ],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Information by level within fair value hierarchy and fair value measured at net asset value per share as practical expedient.",
        "label": "Fair Value Hierarchy and NAV [Axis]",
        "terseLabel": "Fair Value Hierarchy and NAV [Axis]"
       }
      }
     },
     "localname": "FairValueByFairValueHierarchyLevelAxis",
     "nsuri": "http://fasb.org/us-gaap/2020-01-31",
     "presentation": [
      "http://www.otpco.com/role/FairValueMeasurementsScheduleofFairValueMeasurementsRecurringandNonrecurringDetails"
     ],
     "xbrltype": "stringItemType"
    },
    "us-gaap_FairValueByMeasurementBasisAxis": {
     "auth_ref": [
      "r420",
      "r428"
     ],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Information by measurement basis.",
        "label": "Measurement Basis [Axis]",
        "terseLabel": "Measurement Basis [Axis]"
       }
      }
     },
     "localname": "FairValueByMeasurementBasisAxis",
     "nsuri": "http://fasb.org/us-gaap/2020-01-31",
     "presentation": [
      "http://www.otpco.com/role/FairValueMeasurementsScheduleofFairValueofAssetsandLiabilitiesDetails"
     ],
     "xbrltype": "stringItemType"
    },
    "us-gaap_FairValueByMeasurementFrequencyAxis": {
     "auth_ref": [
      "r420",
      "r421",
      "r423",
      "r424",
      "r429"
     ],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Information by measurement frequency.",
        "label": "Measurement Frequency [Axis]",
        "terseLabel": "Measurement Frequency [Axis]"
       }
      }
     },
     "localname": "FairValueByMeasurementFrequencyAxis",
     "nsuri": "http://fasb.org/us-gaap/2020-01-31",
     "presentation": [
      "http://www.otpco.com/role/FairValueMeasurementsScheduleofFairValueMeasurementsRecurringandNonrecurringDetails"
     ],
     "xbrltype": "stringItemType"
    },
    "us-gaap_FairValueDisclosureItemAmountsDomain": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Measurement basis, for example, but not limited to, reported value, fair value, portion at fair value, portion at other than fair value.",
        "label": "Fair Value Measurement [Domain]",
        "terseLabel": "Fair Value Measurement [Domain]"
       }
      }
     },
     "localname": "FairValueDisclosureItemAmountsDomain",
     "nsuri": "http://fasb.org/us-gaap/2020-01-31",
     "presentation": [
      "http://www.otpco.com/role/FairValueMeasurementsScheduleofFairValueofAssetsandLiabilitiesDetails"
     ],
     "xbrltype": "domainItemType"
    },
    "us-gaap_FairValueDisclosuresAbstract": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "label": "Fair Value Disclosures [Abstract]"
       }
      }
     },
     "localname": "FairValueDisclosuresAbstract",
     "nsuri": "http://fasb.org/us-gaap/2020-01-31",
     "xbrltype": "stringItemType"
    },
    "us-gaap_FairValueDisclosuresTextBlock": {
     "auth_ref": [
      "r425"
     ],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "The entire disclosure for the fair value of financial instruments (as defined), including financial assets and financial liabilities (collectively, as defined), and the measurements of those instruments as well as disclosures related to the fair value of non-financial assets and liabilities. Such disclosures about the financial instruments, assets, and liabilities would include: (1) the fair value of the required items together with their carrying amounts (as appropriate); (2) for items for which it is not practicable to estimate fair value, disclosure would include: (a) information pertinent to estimating fair value (including, carrying amount, effective interest rate, and maturity, and (b) the reasons why it is not practicable to estimate fair value; (3) significant concentrations of credit risk including: (a) information about the activity, region, or economic characteristics identifying a concentration, (b) the maximum amount of loss the entity is exposed to based on the gross fair value of the related item, (c) policy for requiring collateral or other security and information as to accessing such collateral or security, and (d) the nature and brief description of such collateral or security; (4) quantitative information about market risks and how such risks are managed; (5) for items measured on both a recurring and nonrecurring basis information regarding the inputs used to develop the fair value measurement; and (6) for items presented in the financial statement for which fair value measurement is elected: (a) information necessary to understand the reasons for the election, (b) discussion of the effect of fair value changes on earnings, (c) a description of [similar groups] items for which the election is made and the relation thereof to the balance sheet, the aggregate carrying value of items included in the balance sheet that are not eligible for the election; (7) all other required (as defined) and desired information.",
        "label": "Fair Value Disclosures [Text Block]",
        "terseLabel": "Fair Value Measurements"
       }
      }
     },
     "localname": "FairValueDisclosuresTextBlock",
     "nsuri": "http://fasb.org/us-gaap/2020-01-31",
     "presentation": [
      "http://www.otpco.com/role/FairValueMeasurements"
     ],
     "xbrltype": "textBlockItemType"
    },
    "us-gaap_FairValueInputsLevel1Member": {
     "auth_ref": [
      "r299",
      "r301",
      "r306",
      "r344",
      "r421",
      "r452"
     ],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Quoted prices in active markets for identical assets or liabilities that the reporting entity can access at the measurement date.",
        "label": "Fair Value, Inputs, Level 1 [Member]",
        "terseLabel": "Level 1"
       }
      }
     },
     "localname": "FairValueInputsLevel1Member",
     "nsuri": "http://fasb.org/us-gaap/2020-01-31",
     "presentation": [
      "http://www.otpco.com/role/FairValueMeasurementsScheduleofFairValueMeasurementsRecurringandNonrecurringDetails"
     ],
     "xbrltype": "domainItemType"
    },
    "us-gaap_FairValueInputsLevel2Member": {
     "auth_ref": [
      "r299",
      "r301",
      "r306",
      "r344",
      "r421",
      "r453"
     ],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Inputs other than quoted prices included within level 1 that are observable for an asset or liability, either directly or indirectly, including, but not limited to, quoted prices for similar assets or liabilities in active markets, or quoted prices for identical or similar assets or liabilities in inactive markets.",
        "label": "Fair Value, Inputs, Level 2 [Member]",
        "terseLabel": "Level 2"
       }
      }
     },
     "localname": "FairValueInputsLevel2Member",
     "nsuri": "http://fasb.org/us-gaap/2020-01-31",
     "presentation": [
      "http://www.otpco.com/role/FairValueMeasurementsScheduleofFairValueMeasurementsRecurringandNonrecurringDetails"
     ],
     "xbrltype": "domainItemType"
    },
    "us-gaap_FairValueMeasurementFrequencyDomain": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Measurement frequency.",
        "label": "Measurement Frequency [Domain]",
        "terseLabel": "Measurement Frequency [Domain]"
       }
      }
     },
     "localname": "FairValueMeasurementFrequencyDomain",
     "nsuri": "http://fasb.org/us-gaap/2020-01-31",
     "presentation": [
      "http://www.otpco.com/role/FairValueMeasurementsScheduleofFairValueMeasurementsRecurringandNonrecurringDetails"
     ],
     "xbrltype": "domainItemType"
    },
    "us-gaap_FairValueMeasurementsFairValueHierarchyDomain": {
     "auth_ref": [
      "r299",
      "r301",
      "r302",
      "r303",
      "r304",
      "r305",
      "r306",
      "r344",
      "r452",
      "r453",
      "r454"
     ],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Categories used to prioritize the inputs to valuation techniques to measure fair value.",
        "label": "Fair Value Hierarchy and NAV [Domain]",
        "terseLabel": "Fair Value Hierarchy and NAV [Domain]"
       }
      }
     },
     "localname": "FairValueMeasurementsFairValueHierarchyDomain",
     "nsuri": "http://fasb.org/us-gaap/2020-01-31",
     "presentation": [
      "http://www.otpco.com/role/FairValueMeasurementsScheduleofFairValueMeasurementsRecurringandNonrecurringDetails"
     ],
     "xbrltype": "domainItemType"
    },
    "us-gaap_FairValueMeasurementsRecurringMember": {
     "auth_ref": [
      "r425",
      "r429"
     ],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Frequent fair value measurement. Includes, but is not limited to, fair value adjustment for impairment of asset, liability or equity, frequently measured at fair value.",
        "label": "Fair Value, Recurring [Member]",
        "terseLabel": "Fair Value, Recurring"
       }
      }
     },
     "localname": "FairValueMeasurementsRecurringMember",
     "nsuri": "http://fasb.org/us-gaap/2020-01-31",
     "presentation": [
      "http://www.otpco.com/role/FairValueMeasurementsScheduleofFairValueMeasurementsRecurringandNonrecurringDetails"
     ],
     "xbrltype": "domainItemType"
    },
    "us-gaap_FinancialInstrumentAxis": {
     "auth_ref": [
      "r199",
      "r200",
      "r210",
      "r213",
      "r214",
      "r215",
      "r216",
      "r218",
      "r219",
      "r220",
      "r221",
      "r449",
      "r450",
      "r451",
      "r452",
      "r453",
      "r454",
      "r455",
      "r456",
      "r457",
      "r458",
      "r459",
      "r460",
      "r461",
      "r462",
      "r463",
      "r464",
      "r465",
      "r466",
      "r467",
      "r468",
      "r469",
      "r470",
      "r471",
      "r472",
      "r473",
      "r474",
      "r475",
      "r476",
      "r477",
      "r478"
     ],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Information by type of financial instrument.",
        "label": "Financial Instrument [Axis]",
        "terseLabel": "Financial Instrument [Axis]"
       }
      }
     },
     "localname": "FinancialInstrumentAxis",
     "nsuri": "http://fasb.org/us-gaap/2020-01-31",
     "presentation": [
      "http://www.otpco.com/role/FairValueMeasurementsScheduleofFairValueMeasurementsRecurringandNonrecurringDetails"
     ],
     "xbrltype": "stringItemType"
    },
    "us-gaap_Goodwill": {
     "auth_ref": [
      "r223",
      "r224",
      "r482"
     ],
     "calculation": {
      "http://www.otpco.com/role/ConsolidatedBalanceSheets": {
       "order": 1.0,
       "parentTag": "us-gaap_AssetsNoncurrent",
       "weight": 1.0
      }
     },
     "crdr": "debit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Amount after accumulated impairment loss of an asset representing future economic benefits arising from other assets acquired in a business combination that are not individually identified and separately recognized.",
        "label": "Goodwill",
        "terseLabel": "Goodwill"
       }
      }
     },
     "localname": "Goodwill",
     "nsuri": "http://fasb.org/us-gaap/2020-01-31",
     "presentation": [
      "http://www.otpco.com/role/ConsolidatedBalanceSheets"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest": {
     "auth_ref": [
      "r84",
      "r169",
      "r175",
      "r179",
      "r182",
      "r185",
      "r481",
      "r489",
      "r493",
      "r510"
     ],
     "calculation": {
      "http://www.otpco.com/role/ConsolidatedStatementsofIncome": {
       "order": 2.0,
       "parentTag": "us-gaap_NetIncomeLoss",
       "weight": 1.0
      }
     },
     "crdr": "credit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Amount of income (loss) from continuing operations, including income (loss) from equity method investments, before deduction of income tax expense (benefit), and income (loss) attributable to noncontrolling interest.",
        "label": "Income (Loss) from Continuing Operations before Income Taxes, Noncontrolling Interest",
        "totalLabel": "Income Before Income Taxes"
       }
      }
     },
     "localname": "IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest",
     "nsuri": "http://fasb.org/us-gaap/2020-01-31",
     "presentation": [
      "http://www.otpco.com/role/ConsolidatedStatementsofIncome"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_IncomeStatementAbstract": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "label": "Income Statement [Abstract]",
        "terseLabel": "Income Statement [Abstract]"
       }
      }
     },
     "localname": "IncomeStatementAbstract",
     "nsuri": "http://fasb.org/us-gaap/2020-01-31",
     "xbrltype": "stringItemType"
    },
    "us-gaap_IncomeTaxCreditsAndAdjustments": {
     "auth_ref": [
      "r105"
     ],
     "calculation": {
      "http://www.otpco.com/role/ConsolidatedStatementsofCashFlows": {
       "order": 8.0,
       "parentTag": "us-gaap_NetCashProvidedByUsedInOperatingActivities",
       "weight": 1.0
      }
     },
     "crdr": "debit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "A credit or adjustment for government or taxing authority authorized decrease in taxes owed as a result of meeting certain tax policy conditions.",
        "label": "Income Tax Credits and Adjustments",
        "terseLabel": "Deferred Tax Credits"
       }
      }
     },
     "localname": "IncomeTaxCreditsAndAdjustments",
     "nsuri": "http://fasb.org/us-gaap/2020-01-31",
     "presentation": [
      "http://www.otpco.com/role/ConsolidatedStatementsofCashFlows"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_IncomeTaxDisclosureAbstract": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "label": "Income Tax Disclosure [Abstract]"
       }
      }
     },
     "localname": "IncomeTaxDisclosureAbstract",
     "nsuri": "http://fasb.org/us-gaap/2020-01-31",
     "xbrltype": "stringItemType"
    },
    "us-gaap_IncomeTaxDisclosureTextBlock": {
     "auth_ref": [
      "r395",
      "r396",
      "r397",
      "r401",
      "r407",
      "r409",
      "r410",
      "r411"
     ],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "The entire disclosure for income taxes. Disclosures may include net deferred tax liability or asset recognized in an enterprise's statement of financial position, net change during the year in the total valuation allowance, approximate tax effect of each type of temporary difference and carryforward that gives rise to a significant portion of deferred tax liabilities and deferred tax assets, utilization of a tax carryback, and tax uncertainties information.",
        "label": "Income Tax Disclosure [Text Block]",
        "terseLabel": "Income Taxes"
       }
      }
     },
     "localname": "IncomeTaxDisclosureTextBlock",
     "nsuri": "http://fasb.org/us-gaap/2020-01-31",
     "presentation": [
      "http://www.otpco.com/role/IncomeTaxes"
     ],
     "xbrltype": "textBlockItemType"
    },
    "us-gaap_IncomeTaxExpenseBenefit": {
     "auth_ref": [
      "r111",
      "r126",
      "r127",
      "r167",
      "r393",
      "r402",
      "r408",
      "r511"
     ],
     "calculation": {
      "http://www.otpco.com/role/ConsolidatedStatementsofIncome": {
       "order": 1.0,
       "parentTag": "us-gaap_NetIncomeLoss",
       "weight": -1.0
      }
     },
     "crdr": "debit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Amount of current income tax expense (benefit) and deferred income tax expense (benefit) pertaining to continuing operations.",
        "label": "Income Tax Expense (Benefit)",
        "verboseLabel": "Income Tax Expense"
       }
      }
     },
     "localname": "IncomeTaxExpenseBenefit",
     "nsuri": "http://fasb.org/us-gaap/2020-01-31",
     "presentation": [
      "http://www.otpco.com/role/ConsolidatedStatementsofIncome"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_IncreaseDecreaseInAccountsPayableAndAccruedLiabilities": {
     "auth_ref": [
      "r103"
     ],
     "calculation": {
      "http://www.otpco.com/role/ConsolidatedStatementsofCashFlows": {
       "order": 7.0,
       "parentTag": "us-gaap_NetCashProvidedByUsedInOperatingActivities",
       "weight": 1.0
      }
     },
     "crdr": "debit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "The increase (decrease) during the reporting period in the amounts payable to vendors for goods and services received and the amount of obligations and expenses incurred but not paid.",
        "label": "Increase (Decrease) in Accounts Payable and Accrued Liabilities",
        "terseLabel": "Change in Payables and Other Current Liabilities"
       }
      }
     },
     "localname": "IncreaseDecreaseInAccountsPayableAndAccruedLiabilities",
     "nsuri": "http://fasb.org/us-gaap/2020-01-31",
     "presentation": [
      "http://www.otpco.com/role/ConsolidatedStatementsofCashFlows"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_IncreaseDecreaseInAllowanceForEquityFundsUsedDuringConstruction": {
     "auth_ref": [
      "r103"
     ],
     "calculation": {
      "http://www.otpco.com/role/ConsolidatedStatementsofCashFlows": {
       "order": 3.0,
       "parentTag": "us-gaap_NetCashProvidedByUsedInOperatingActivities",
       "weight": -1.0
      }
     },
     "crdr": "credit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "The increase (decrease) during the reporting period in the capitalized cost of equity (based on assumed rate of return) and / or borrowed funds (based on interest rate) used to finance construction of regulated assets, which is expected to be recovered through rate adjustments. As a result of this capitalization, net income is increased. This element pertains to certain regulated industries, such as public utilities.",
        "label": "Increase (Decrease) in Allowance for Equity Funds Used During Construction",
        "negatedLabel": "Allowance for Equity/Other Funds Used During Construction"
       }
      }
     },
     "localname": "IncreaseDecreaseInAllowanceForEquityFundsUsedDuringConstruction",
     "nsuri": "http://fasb.org/us-gaap/2020-01-31",
     "presentation": [
      "http://www.otpco.com/role/ConsolidatedStatementsofCashFlows"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_IncreaseDecreaseInInventories": {
     "auth_ref": [
      "r103"
     ],
     "calculation": {
      "http://www.otpco.com/role/ConsolidatedStatementsofCashFlows": {
       "order": 12.0,
       "parentTag": "us-gaap_NetCashProvidedByUsedInOperatingActivities",
       "weight": -1.0
      }
     },
     "crdr": "credit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "The increase (decrease) during the reporting period in the aggregate value of all inventory held by the reporting entity, associated with underlying transactions that are classified as operating activities.",
        "label": "Increase (Decrease) in Inventories",
        "negatedLabel": "Change in Inventories"
       }
      }
     },
     "localname": "IncreaseDecreaseInInventories",
     "nsuri": "http://fasb.org/us-gaap/2020-01-31",
     "presentation": [
      "http://www.otpco.com/role/ConsolidatedStatementsofCashFlows"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_IncreaseDecreaseInOperatingCapitalAbstract": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "label": "Increase (Decrease) in Operating Capital [Abstract]",
        "terseLabel": "Cash (Used for) Provided by Current Assets and Current Liabilities:"
       }
      }
     },
     "localname": "IncreaseDecreaseInOperatingCapitalAbstract",
     "nsuri": "http://fasb.org/us-gaap/2020-01-31",
     "presentation": [
      "http://www.otpco.com/role/ConsolidatedStatementsofCashFlows"
     ],
     "xbrltype": "stringItemType"
    },
    "us-gaap_IncreaseDecreaseInOtherOperatingAssets": {
     "auth_ref": [
      "r103"
     ],
     "calculation": {
      "http://www.otpco.com/role/ConsolidatedStatementsofCashFlows": {
       "order": 4.0,
       "parentTag": "us-gaap_NetCashProvidedByUsedInOperatingActivities",
       "weight": -1.0
      }
     },
     "crdr": "credit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Amount of increase (decrease) in operating assets classified as other.",
        "label": "Increase (Decrease) in Other Operating Assets",
        "negatedLabel": "Change in Other Current Assets"
       }
      }
     },
     "localname": "IncreaseDecreaseInOtherOperatingAssets",
     "nsuri": "http://fasb.org/us-gaap/2020-01-31",
     "presentation": [
      "http://www.otpco.com/role/ConsolidatedStatementsofCashFlows"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_IncreaseDecreaseInReceivables": {
     "auth_ref": [
      "r103"
     ],
     "calculation": {
      "http://www.otpco.com/role/ConsolidatedStatementsofCashFlows": {
       "order": 6.0,
       "parentTag": "us-gaap_NetCashProvidedByUsedInOperatingActivities",
       "weight": -1.0
      }
     },
     "crdr": "credit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "The increase (decrease) during the reporting period in the total amount due within one year (or one operating cycle) from all parties, associated with underlying transactions that are classified as operating activities.",
        "label": "Increase (Decrease) in Receivables",
        "negatedLabel": "Change in Receivables"
       }
      }
     },
     "localname": "IncreaseDecreaseInReceivables",
     "nsuri": "http://fasb.org/us-gaap/2020-01-31",
     "presentation": [
      "http://www.otpco.com/role/ConsolidatedStatementsofCashFlows"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_IncreaseDecreaseInStockholdersEquityRollForward": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "A roll forward is a reconciliation of a concept from the beginning of a period to the end of a period.",
        "label": "Increase (Decrease) in Stockholders' Equity [Roll Forward]",
        "terseLabel": "Increase (Decrease) in Stockholders' Equity [Roll Forward]"
       }
      }
     },
     "localname": "IncreaseDecreaseInStockholdersEquityRollForward",
     "nsuri": "http://fasb.org/us-gaap/2020-01-31",
     "presentation": [
      "http://www.otpco.com/role/ConsolidatedStatementsofShareholdersEquity"
     ],
     "xbrltype": "stringItemType"
    },
    "us-gaap_IncrementalCommonSharesAttributableToShareBasedPaymentArrangements": {
     "auth_ref": [
      "r132",
      "r133",
      "r134",
      "r139"
     ],
     "calculation": {
      "http://www.otpco.com/role/EarningsPerShareDetails": {
       "order": 1.0,
       "parentTag": "us-gaap_WeightedAverageNumberDilutedSharesOutstandingAdjustment",
       "weight": 1.0
      }
     },
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Additional shares included in the calculation of diluted EPS as a result of the potentially dilutive effect of share based payment arrangements using the treasury stock method.",
        "label": "Incremental Common Shares Attributable to Dilutive Effect of Share-based Payment Arrangements",
        "terseLabel": "Effect of Dilutive Securities (in shares)"
       }
      }
     },
     "localname": "IncrementalCommonSharesAttributableToShareBasedPaymentArrangements",
     "nsuri": "http://fasb.org/us-gaap/2020-01-31",
     "presentation": [
      "http://www.otpco.com/role/EarningsPerShareDetails"
     ],
     "xbrltype": "sharesItemType"
    },
    "us-gaap_IntangibleAssetsNetExcludingGoodwill": {
     "auth_ref": [
      "r226",
      "r227"
     ],
     "calculation": {
      "http://www.otpco.com/role/ConsolidatedBalanceSheets": {
       "order": 5.0,
       "parentTag": "us-gaap_AssetsNoncurrent",
       "weight": 1.0
      }
     },
     "crdr": "debit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Sum of the carrying amounts of all intangible assets, excluding goodwill, as of the balance sheet date, net of accumulated amortization and impairment charges.",
        "label": "Intangible Assets, Net (Excluding Goodwill)",
        "terseLabel": "Intangible Assets, net of accumulated amortization"
       }
      }
     },
     "localname": "IntangibleAssetsNetExcludingGoodwill",
     "nsuri": "http://fasb.org/us-gaap/2020-01-31",
     "presentation": [
      "http://www.otpco.com/role/ConsolidatedBalanceSheets"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_InterestAndDebtExpense": {
     "auth_ref": [
      "r444"
     ],
     "calculation": {
      "http://www.otpco.com/role/ConsolidatedStatementsofIncome": {
       "order": 1.0,
       "parentTag": "us-gaap_IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest",
       "weight": -1.0
      }
     },
     "crdr": "debit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Interest and debt related expenses associated with nonoperating financing activities of the entity.",
        "label": "Interest and Debt Expense",
        "terseLabel": "Interest Charges"
       }
      }
     },
     "localname": "InterestAndDebtExpense",
     "nsuri": "http://fasb.org/us-gaap/2020-01-31",
     "presentation": [
      "http://www.otpco.com/role/ConsolidatedStatementsofIncome"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_InventoryFinishedGoodsNetOfReserves": {
     "auth_ref": [
      "r36",
      "r222"
     ],
     "calculation": {
      "http://www.otpco.com/role/SelectBalanceSheetInformationScheduleofInventoriesDetails": {
       "order": 2.0,
       "parentTag": "us-gaap_InventoryNet",
       "weight": 1.0
      }
     },
     "crdr": "debit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Carrying amount, net of valuation reserves and adjustments, as of the balance sheet date of merchandise or goods held by the company that are readily available for sale.",
        "label": "Inventory, Finished Goods, Net of Reserves",
        "terseLabel": "Finished Goods"
       }
      }
     },
     "localname": "InventoryFinishedGoodsNetOfReserves",
     "nsuri": "http://fasb.org/us-gaap/2020-01-31",
     "presentation": [
      "http://www.otpco.com/role/SelectBalanceSheetInformationScheduleofInventoriesDetails"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_InventoryNet": {
     "auth_ref": [
      "r3",
      "r61"
     ],
     "calculation": {
      "http://www.otpco.com/role/ConsolidatedBalanceSheets": {
       "order": 4.0,
       "parentTag": "us-gaap_AssetsCurrent",
       "weight": 1.0
      },
      "http://www.otpco.com/role/SelectBalanceSheetInformationScheduleofInventoriesDetails": {
       "order": null,
       "parentTag": null,
       "root": true,
       "weight": null
      }
     },
     "crdr": "debit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Amount after valuation and LIFO reserves of inventory expected to be sold, or consumed within one year or operating cycle, if longer.",
        "label": "Inventory, Net",
        "terseLabel": "Inventories",
        "totalLabel": "Inventories"
       }
      }
     },
     "localname": "InventoryNet",
     "nsuri": "http://fasb.org/us-gaap/2020-01-31",
     "presentation": [
      "http://www.otpco.com/role/ConsolidatedBalanceSheets",
      "http://www.otpco.com/role/SelectBalanceSheetInformationScheduleofInventoriesDetails"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_InventoryRawMaterialsAndSupplies": {
     "auth_ref": [
      "r60"
     ],
     "calculation": {
      "http://www.otpco.com/role/SelectBalanceSheetInformationScheduleofInventoriesDetails": {
       "order": 1.0,
       "parentTag": "us-gaap_InventoryNet",
       "weight": 1.0
      }
     },
     "crdr": "debit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Gross amount of unprocessed materials to be used in manufacturing or production process and supplies that will be consumed.",
        "label": "Inventory, Raw Materials and Supplies, Gross",
        "terseLabel": "Raw Material, Fuel and Supplies"
       }
      }
     },
     "localname": "InventoryRawMaterialsAndSupplies",
     "nsuri": "http://fasb.org/us-gaap/2020-01-31",
     "presentation": [
      "http://www.otpco.com/role/SelectBalanceSheetInformationScheduleofInventoriesDetails"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_InventoryWorkInProcess": {
     "auth_ref": [
      "r59"
     ],
     "calculation": {
      "http://www.otpco.com/role/SelectBalanceSheetInformationScheduleofInventoriesDetails": {
       "order": 3.0,
       "parentTag": "us-gaap_InventoryNet",
       "weight": 1.0
      }
     },
     "crdr": "debit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Amount before valuation and LIFO reserves of merchandise or goods in the production process expected to be completed within one year or operating cycle, if longer.",
        "label": "Inventory, Work in Process, Gross",
        "terseLabel": "Work in Process"
       }
      }
     },
     "localname": "InventoryWorkInProcess",
     "nsuri": "http://fasb.org/us-gaap/2020-01-31",
     "presentation": [
      "http://www.otpco.com/role/SelectBalanceSheetInformationScheduleofInventoriesDetails"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_InvestmentTableTextBlock": {
     "auth_ref": [
      "r202",
      "r203",
      "r205",
      "r207"
     ],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Tabular disclosure of investment.",
        "label": "Investment [Table Text Block]",
        "terseLabel": "Schedule of Investments"
       }
      }
     },
     "localname": "InvestmentTableTextBlock",
     "nsuri": "http://fasb.org/us-gaap/2020-01-31",
     "presentation": [
      "http://www.otpco.com/role/SelectBalanceSheetInformationTables"
     ],
     "xbrltype": "textBlockItemType"
    },
    "us-gaap_Investments": {
     "auth_ref": [
      "r506"
     ],
     "calculation": {
      "http://www.otpco.com/role/SelectBalanceSheetInformationScheduleofInvestmentsDetails": {
       "order": null,
       "parentTag": null,
       "root": true,
       "weight": null
      }
     },
     "crdr": "debit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Sum of the carrying amounts as of the balance sheet date of all investments.",
        "label": "Investments",
        "totalLabel": "Total Investments"
       }
      }
     },
     "localname": "Investments",
     "nsuri": "http://fasb.org/us-gaap/2020-01-31",
     "presentation": [
      "http://www.otpco.com/role/SelectBalanceSheetInformationScheduleofInvestmentsDetails"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_LettersOfCreditOutstandingAmount": {
     "auth_ref": [],
     "crdr": "credit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "The total amount of the contingent obligation under letters of credit outstanding as of the reporting date.",
        "label": "Letters of Credit Outstanding, Amount",
        "terseLabel": "Letters of Credit"
       }
      }
     },
     "localname": "LettersOfCreditOutstandingAmount",
     "nsuri": "http://fasb.org/us-gaap/2020-01-31",
     "presentation": [
      "http://www.otpco.com/role/ShortTermandLongTermBorrowingsLinesofCreditDetails"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_LiabilitiesAndStockholdersEquity": {
     "auth_ref": [
      "r35",
      "r110",
      "r204",
      "r435",
      "r486",
      "r502"
     ],
     "calculation": {
      "http://www.otpco.com/role/ConsolidatedBalanceSheets": {
       "order": null,
       "parentTag": null,
       "root": true,
       "weight": null
      }
     },
     "crdr": "credit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Amount of liabilities and equity items, including the portion of equity attributable to noncontrolling interests, if any.",
        "label": "Liabilities and Equity",
        "totalLabel": "Total Liabilities and Shareholders' Equity"
       }
      }
     },
     "localname": "LiabilitiesAndStockholdersEquity",
     "nsuri": "http://fasb.org/us-gaap/2020-01-31",
     "presentation": [
      "http://www.otpco.com/role/ConsolidatedBalanceSheets"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_LiabilitiesAndStockholdersEquityAbstract": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "label": "Liabilities and Equity [Abstract]",
        "terseLabel": "Liabilities and Shareholders' Equity"
       }
      }
     },
     "localname": "LiabilitiesAndStockholdersEquityAbstract",
     "nsuri": "http://fasb.org/us-gaap/2020-01-31",
     "presentation": [
      "http://www.otpco.com/role/ConsolidatedBalanceSheets"
     ],
     "xbrltype": "stringItemType"
    },
    "us-gaap_LiabilitiesCurrent": {
     "auth_ref": [
      "r50",
      "r110",
      "r204",
      "r415",
      "r418",
      "r419",
      "r435"
     ],
     "calculation": {
      "http://www.otpco.com/role/ConsolidatedBalanceSheets": {
       "order": 3.0,
       "parentTag": "us-gaap_LiabilitiesAndStockholdersEquity",
       "weight": 1.0
      }
     },
     "crdr": "credit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Total obligations incurred as part of normal operations that are expected to be paid during the following twelve months or within one business cycle, if longer.",
        "label": "Liabilities, Current",
        "totalLabel": "Total Current Liabilities"
       }
      }
     },
     "localname": "LiabilitiesCurrent",
     "nsuri": "http://fasb.org/us-gaap/2020-01-31",
     "presentation": [
      "http://www.otpco.com/role/ConsolidatedBalanceSheets"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_LiabilitiesCurrentAbstract": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "label": "Liabilities, Current [Abstract]",
        "terseLabel": "Current Liabilities"
       }
      }
     },
     "localname": "LiabilitiesCurrentAbstract",
     "nsuri": "http://fasb.org/us-gaap/2020-01-31",
     "presentation": [
      "http://www.otpco.com/role/ConsolidatedBalanceSheets"
     ],
     "xbrltype": "stringItemType"
    },
    "us-gaap_LiabilitiesNoncurrent": {
     "auth_ref": [
      "r10",
      "r11",
      "r12",
      "r24",
      "r25",
      "r110",
      "r204",
      "r415",
      "r418",
      "r419",
      "r435"
     ],
     "calculation": {
      "http://www.otpco.com/role/ConsolidatedBalanceSheets": {
       "order": 2.0,
       "parentTag": "us-gaap_LiabilitiesAndStockholdersEquity",
       "weight": 1.0
      }
     },
     "crdr": "credit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Amount of obligation due after one year or beyond the normal operating cycle, if longer.",
        "label": "Liabilities, Noncurrent",
        "totalLabel": "Total Noncurrent Liabilities and Deferred Credits"
       }
      }
     },
     "localname": "LiabilitiesNoncurrent",
     "nsuri": "http://fasb.org/us-gaap/2020-01-31",
     "presentation": [
      "http://www.otpco.com/role/ConsolidatedBalanceSheets"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_LiabilitiesNoncurrentAbstract": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "label": "Liabilities, Noncurrent [Abstract]",
        "terseLabel": "Noncurrent Liabilities and Deferred Credits"
       }
      }
     },
     "localname": "LiabilitiesNoncurrentAbstract",
     "nsuri": "http://fasb.org/us-gaap/2020-01-31",
     "presentation": [
      "http://www.otpco.com/role/ConsolidatedBalanceSheets"
     ],
     "xbrltype": "stringItemType"
    },
    "us-gaap_LifeInsuranceCorporateOrBankOwnedAmount": {
     "auth_ref": [
      "r41",
      "r206"
     ],
     "calculation": {
      "http://www.otpco.com/role/SelectBalanceSheetInformationScheduleofInvestmentsDetails": {
       "order": 1.0,
       "parentTag": "us-gaap_Investments",
       "weight": 1.0
      }
     },
     "crdr": "debit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "This item represents the amount that could be realized under a life insurance contract or contracts owned by the Entity as of the date of the statement of financial position. Such Entity-owned life insurance policies are commonly known as corporate-owned life insurance (COLI) or bank-owned life insurance (BOLI).",
        "label": "Life Insurance, Corporate or Bank Owned, Amount",
        "terseLabel": "Corporate-Owned Life Insurance Policies"
       }
      }
     },
     "localname": "LifeInsuranceCorporateOrBankOwnedAmount",
     "nsuri": "http://fasb.org/us-gaap/2020-01-31",
     "presentation": [
      "http://www.otpco.com/role/SelectBalanceSheetInformationScheduleofInvestmentsDetails"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_LineOfCreditFacilityLineItems": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table.",
        "label": "Line of Credit Facility [Line Items]",
        "terseLabel": "Line of Credit Facility [Line Items]"
       }
      }
     },
     "localname": "LineOfCreditFacilityLineItems",
     "nsuri": "http://fasb.org/us-gaap/2020-01-31",
     "presentation": [
      "http://www.otpco.com/role/ShortTermandLongTermBorrowingsLinesofCreditDetails"
     ],
     "xbrltype": "stringItemType"
    },
    "us-gaap_LineOfCreditFacilityMaximumBorrowingCapacity": {
     "auth_ref": [
      "r47"
     ],
     "crdr": "credit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Maximum borrowing capacity under the credit facility without consideration of any current restrictions on the amount that could be borrowed or the amounts currently outstanding under the facility.",
        "label": "Line of Credit Facility, Maximum Borrowing Capacity",
        "terseLabel": "Line Limit"
       }
      }
     },
     "localname": "LineOfCreditFacilityMaximumBorrowingCapacity",
     "nsuri": "http://fasb.org/us-gaap/2020-01-31",
     "presentation": [
      "http://www.otpco.com/role/ShortTermandLongTermBorrowingsLinesofCreditDetails"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_LineOfCreditFacilityRemainingBorrowingCapacity": {
     "auth_ref": [
      "r47"
     ],
     "crdr": "credit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Amount of borrowing capacity currently available under the credit facility (current borrowing capacity less the amount of borrowings outstanding).",
        "label": "Line of Credit Facility, Remaining Borrowing Capacity",
        "terseLabel": "Amount Available"
       }
      }
     },
     "localname": "LineOfCreditFacilityRemainingBorrowingCapacity",
     "nsuri": "http://fasb.org/us-gaap/2020-01-31",
     "presentation": [
      "http://www.otpco.com/role/ShortTermandLongTermBorrowingsLinesofCreditDetails"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_LineOfCreditFacilityTable": {
     "auth_ref": [
      "r47",
      "r112"
     ],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "A table or schedule providing information pertaining to short-term or long-term contractual arrangements with lenders, including letters of credit, standby letters of credit, and revolving credit arrangements, under which borrowings can be made up to maximum amount as of any point in time conditional on satisfaction of specified terms before, as of and after the date of drawdowns on the line.",
        "label": "Line of Credit Facility [Table]",
        "terseLabel": "Line of Credit Facility [Table]"
       }
      }
     },
     "localname": "LineOfCreditFacilityTable",
     "nsuri": "http://fasb.org/us-gaap/2020-01-31",
     "presentation": [
      "http://www.otpco.com/role/ShortTermandLongTermBorrowingsLinesofCreditDetails"
     ],
     "xbrltype": "stringItemType"
    },
    "us-gaap_LongTermDebt": {
     "auth_ref": [
      "r24",
      "r239",
      "r485",
      "r499"
     ],
     "crdr": "credit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Amount, after unamortized (discount) premium and debt issuance costs, of long-term debt. Includes, but not limited to, notes payable, bonds payable, debentures, mortgage loans and commercial paper. Excludes capital lease obligations.",
        "label": "Long-term Debt",
        "terseLabel": "Long-term debt"
       }
      }
     },
     "localname": "LongTermDebt",
     "nsuri": "http://fasb.org/us-gaap/2020-01-31",
     "presentation": [
      "http://www.otpco.com/role/ShortTermandLongTermBorrowingsBreakdownofOutstandingLongtermDebtDetails"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_LongTermDebtCurrent": {
     "auth_ref": [
      "r48"
     ],
     "calculation": {
      "http://www.otpco.com/role/ConsolidatedBalanceSheets": {
       "order": 7.0,
       "parentTag": "us-gaap_LiabilitiesCurrent",
       "weight": 1.0
      }
     },
     "crdr": "credit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Amount, after unamortized (discount) premium and debt issuance costs, of long-term debt, classified as current. Includes, but not limited to, notes payable, bonds payable, debentures, mortgage loans and commercial paper. Excludes capital lease obligations.",
        "label": "Long-term Debt, Current Maturities",
        "terseLabel": "Current Maturities Net of Unamortized Debt Issuance Costs",
        "verboseLabel": "Current Maturities of Long-Term Debt"
       }
      }
     },
     "localname": "LongTermDebtCurrent",
     "nsuri": "http://fasb.org/us-gaap/2020-01-31",
     "presentation": [
      "http://www.otpco.com/role/ConsolidatedBalanceSheets",
      "http://www.otpco.com/role/ShortTermandLongTermBorrowingsBreakdownofOutstandingLongtermDebtDetails"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_LongTermDebtFairValue": {
     "auth_ref": [],
     "crdr": "credit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "The fair value amount of long-term debt whether such amount is presented as a separate caption or as a parenthetical disclosure. Additionally, this element may be used in connection with the fair value disclosures required in the footnote disclosures to the financial statements. The element may be used in both the balance sheet and disclosure in the same submission.",
        "label": "Long-term Debt, Fair Value",
        "negatedLabel": "Long-Term Debt"
       }
      }
     },
     "localname": "LongTermDebtFairValue",
     "nsuri": "http://fasb.org/us-gaap/2020-01-31",
     "presentation": [
      "http://www.otpco.com/role/FairValueMeasurementsScheduleofFairValueofAssetsandLiabilitiesDetails"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_LongTermDebtNoncurrent": {
     "auth_ref": [
      "r52"
     ],
     "calculation": {
      "http://www.otpco.com/role/ConsolidatedBalanceSheets": {
       "order": 1.0,
       "parentTag": "us-gaap_CapitalizationLongtermDebtAndEquity",
       "weight": 1.0
      }
     },
     "crdr": "credit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Amount after unamortized (discount) premium and debt issuance costs of long-term debt classified as noncurrent and excluding amounts to be repaid within one year or the normal operating cycle, if longer. Includes, but not limited to, notes payable, bonds payable, debentures, mortgage loans and commercial paper. Excludes capital lease obligations.",
        "label": "Long-term Debt, Excluding Current Maturities",
        "terseLabel": "Total Long-Term Debt Net of Unamortized Debt Issuance Costs",
        "verboseLabel": "Long-Term Debt, net of current maturities"
       }
      }
     },
     "localname": "LongTermDebtNoncurrent",
     "nsuri": "http://fasb.org/us-gaap/2020-01-31",
     "presentation": [
      "http://www.otpco.com/role/ConsolidatedBalanceSheets",
      "http://www.otpco.com/role/ShortTermandLongTermBorrowingsBreakdownofOutstandingLongtermDebtDetails"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_LongTermInvestments": {
     "auth_ref": [
      "r41"
     ],
     "calculation": {
      "http://www.otpco.com/role/ConsolidatedBalanceSheets": {
       "order": 2.0,
       "parentTag": "us-gaap_AssetsNoncurrent",
       "weight": 1.0
      }
     },
     "crdr": "debit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "The total amount of investments that are intended to be held for an extended period of time (longer than one operating cycle).",
        "label": "Long-term Investments",
        "terseLabel": "Investments"
       }
      }
     },
     "localname": "LongTermInvestments",
     "nsuri": "http://fasb.org/us-gaap/2020-01-31",
     "presentation": [
      "http://www.otpco.com/role/ConsolidatedBalanceSheets"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_MoneyMarketFundsAtCarryingValue": {
     "auth_ref": [],
     "calculation": {
      "http://www.otpco.com/role/SelectBalanceSheetInformationScheduleofInvestmentsDetails": {
       "order": 3.0,
       "parentTag": "us-gaap_Investments",
       "weight": 1.0
      }
     },
     "crdr": "debit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Investment in short-term money-market instruments (such as commercial paper, banker's acceptances, repurchase agreements, government securities, certificates of deposit, and so forth) which are highly liquid (that is, readily convertible to known amounts of cash) and so near their maturity that they present an insignificant risk of changes in value because of changes in interest rates. Generally, only investments with original maturities of three months or less qualify as cash equivalents by definition. Original maturity means an original maturity to the entity holding the investment. For example, both a three-month US Treasury bill and a three-year Treasury note purchased three months from maturity qualify as cash equivalents. However, a Treasury note purchased three-years ago does not become a cash equivalent when its remaining maturity is three months.",
        "label": "Money Market Funds, at Carrying Value",
        "terseLabel": "Money Market Funds"
       }
      }
     },
     "localname": "MoneyMarketFundsAtCarryingValue",
     "nsuri": "http://fasb.org/us-gaap/2020-01-31",
     "presentation": [
      "http://www.otpco.com/role/SelectBalanceSheetInformationScheduleofInvestmentsDetails"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_NetCashProvidedByUsedInFinancingActivities": {
     "auth_ref": [
      "r100"
     ],
     "calculation": {
      "http://www.otpco.com/role/ConsolidatedStatementsofCashFlows": {
       "order": 3.0,
       "parentTag": "us-gaap_CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsPeriodIncreaseDecreaseIncludingExchangeRateEffect",
       "weight": 1.0
      }
     },
     "crdr": "debit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Amount of cash inflow (outflow) from financing activities, including discontinued operations. Financing activity cash flows include obtaining resources from owners and providing them with a return on, and a return of, their investment; borrowing money and repaying amounts borrowed, or settling the obligation; and obtaining and paying for other resources obtained from creditors on long-term credit.",
        "label": "Net Cash Provided by (Used in) Financing Activities",
        "totalLabel": "Net Cash Provided by Financing Activities"
       }
      }
     },
     "localname": "NetCashProvidedByUsedInFinancingActivities",
     "nsuri": "http://fasb.org/us-gaap/2020-01-31",
     "presentation": [
      "http://www.otpco.com/role/ConsolidatedStatementsofCashFlows"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_NetCashProvidedByUsedInFinancingActivitiesAbstract": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "label": "Net Cash Provided by (Used in) Financing Activities [Abstract]",
        "terseLabel": "Financing Activities"
       }
      }
     },
     "localname": "NetCashProvidedByUsedInFinancingActivitiesAbstract",
     "nsuri": "http://fasb.org/us-gaap/2020-01-31",
     "presentation": [
      "http://www.otpco.com/role/ConsolidatedStatementsofCashFlows"
     ],
     "xbrltype": "stringItemType"
    },
    "us-gaap_NetCashProvidedByUsedInInvestingActivities": {
     "auth_ref": [
      "r100"
     ],
     "calculation": {
      "http://www.otpco.com/role/ConsolidatedStatementsofCashFlows": {
       "order": 2.0,
       "parentTag": "us-gaap_CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsPeriodIncreaseDecreaseIncludingExchangeRateEffect",
       "weight": 1.0
      }
     },
     "crdr": "debit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Amount of cash inflow (outflow) from investing activities, including discontinued operations. Investing activity cash flows include making and collecting loans and acquiring and disposing of debt or equity instruments and property, plant, and equipment and other productive assets.",
        "label": "Net Cash Provided by (Used in) Investing Activities",
        "totalLabel": "Net Cash Used in Investing Activities"
       }
      }
     },
     "localname": "NetCashProvidedByUsedInInvestingActivities",
     "nsuri": "http://fasb.org/us-gaap/2020-01-31",
     "presentation": [
      "http://www.otpco.com/role/ConsolidatedStatementsofCashFlows"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_NetCashProvidedByUsedInInvestingActivitiesAbstract": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "label": "Net Cash Provided by (Used in) Investing Activities [Abstract]",
        "terseLabel": "Investing Activities"
       }
      }
     },
     "localname": "NetCashProvidedByUsedInInvestingActivitiesAbstract",
     "nsuri": "http://fasb.org/us-gaap/2020-01-31",
     "presentation": [
      "http://www.otpco.com/role/ConsolidatedStatementsofCashFlows"
     ],
     "xbrltype": "stringItemType"
    },
    "us-gaap_NetCashProvidedByUsedInOperatingActivities": {
     "auth_ref": [
      "r100",
      "r102",
      "r105"
     ],
     "calculation": {
      "http://www.otpco.com/role/ConsolidatedStatementsofCashFlows": {
       "order": 1.0,
       "parentTag": "us-gaap_CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsPeriodIncreaseDecreaseIncludingExchangeRateEffect",
       "weight": 1.0
      }
     },
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Amount of cash inflow (outflow) from operating activities, including discontinued operations. Operating activity cash flows include transactions, adjustments, and changes in value not defined as investing or financing activities.",
        "label": "Net Cash Provided by (Used in) Operating Activities",
        "totalLabel": "Net Cash Provided by Operating Activities"
       }
      }
     },
     "localname": "NetCashProvidedByUsedInOperatingActivities",
     "nsuri": "http://fasb.org/us-gaap/2020-01-31",
     "presentation": [
      "http://www.otpco.com/role/ConsolidatedStatementsofCashFlows"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_NetCashProvidedByUsedInOperatingActivitiesAbstract": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "label": "Net Cash Provided by (Used in) Operating Activities [Abstract]",
        "terseLabel": "Operating Activities"
       }
      }
     },
     "localname": "NetCashProvidedByUsedInOperatingActivitiesAbstract",
     "nsuri": "http://fasb.org/us-gaap/2020-01-31",
     "presentation": [
      "http://www.otpco.com/role/ConsolidatedStatementsofCashFlows"
     ],
     "xbrltype": "stringItemType"
    },
    "us-gaap_NetIncomeLoss": {
     "auth_ref": [
      "r1",
      "r77",
      "r80",
      "r85",
      "r105",
      "r110",
      "r118",
      "r120",
      "r121",
      "r122",
      "r123",
      "r126",
      "r127",
      "r136",
      "r169",
      "r175",
      "r179",
      "r182",
      "r185",
      "r204",
      "r435",
      "r490",
      "r507"
     ],
     "calculation": {
      "http://www.otpco.com/role/ConsolidatedStatementsofCashFlows": {
       "order": 15.0,
       "parentTag": "us-gaap_NetCashProvidedByUsedInOperatingActivities",
       "weight": 1.0
      },
      "http://www.otpco.com/role/ConsolidatedStatementsofComprehensiveIncome": {
       "order": 2.0,
       "parentTag": "us-gaap_ComprehensiveIncomeNetOfTax",
       "weight": 1.0
      },
      "http://www.otpco.com/role/ConsolidatedStatementsofIncome": {
       "order": null,
       "parentTag": null,
       "root": true,
       "weight": null
      }
     },
     "crdr": "credit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "The portion of profit or loss for the period, net of income taxes, which is attributable to the parent.",
        "label": "Net Income (Loss) Attributable to Parent",
        "terseLabel": "Net Income",
        "totalLabel": "Net Income",
        "verboseLabel": "Net Income (Loss)"
       }
      }
     },
     "localname": "NetIncomeLoss",
     "nsuri": "http://fasb.org/us-gaap/2020-01-31",
     "presentation": [
      "http://www.otpco.com/role/ConsolidatedStatementsofCashFlows",
      "http://www.otpco.com/role/ConsolidatedStatementsofComprehensiveIncome",
      "http://www.otpco.com/role/ConsolidatedStatementsofIncome",
      "http://www.otpco.com/role/ConsolidatedStatementsofShareholdersEquity",
      "http://www.otpco.com/role/SegmentInformationBusinessSegmentsDetails"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_NetPeriodicDefinedBenefitsExpenseReversalOfExpenseExcludingServiceCostComponent": {
     "auth_ref": [
      "r276"
     ],
     "calculation": {
      "http://www.otpco.com/role/ConsolidatedStatementsofIncome": {
       "order": 3.0,
       "parentTag": "us-gaap_IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest",
       "weight": -1.0
      }
     },
     "crdr": "debit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Amount of expense (reversal of expense) for net periodic benefit cost components, excluding service cost component, of defined benefit plan. Amount includes, but is not limited to, interest cost, expected (return) loss on plan asset, amortization of prior service cost (credit), amortization of (gain) loss, amortization of transition (asset) obligation, settlement (gain) loss, curtailment (gain) loss and certain termination benefits.",
        "label": "Net Periodic Defined Benefits Expense (Reversal of Expense), Excluding Service Cost Component",
        "terseLabel": "Nonservice Cost Components of Postretirement Benefits"
       }
      }
     },
     "localname": "NetPeriodicDefinedBenefitsExpenseReversalOfExpenseExcludingServiceCostComponent",
     "nsuri": "http://fasb.org/us-gaap/2020-01-31",
     "presentation": [
      "http://www.otpco.com/role/ConsolidatedStatementsofIncome"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_NoncashInvestingAndFinancingItemsAbstract": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "label": "Noncash Investing and Financing Items [Abstract]",
        "terseLabel": "Supplemental Disclosure of Noncash Investing Activities"
       }
      }
     },
     "localname": "NoncashInvestingAndFinancingItemsAbstract",
     "nsuri": "http://fasb.org/us-gaap/2020-01-31",
     "presentation": [
      "http://www.otpco.com/role/ConsolidatedStatementsofCashFlows"
     ],
     "xbrltype": "stringItemType"
    },
    "us-gaap_NonoperatingIncomeExpenseAbstract": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "label": "Nonoperating Income (Expense) [Abstract]",
        "terseLabel": "Other Income and Expense"
       }
      }
     },
     "localname": "NonoperatingIncomeExpenseAbstract",
     "nsuri": "http://fasb.org/us-gaap/2020-01-31",
     "presentation": [
      "http://www.otpco.com/role/ConsolidatedStatementsofIncome"
     ],
     "xbrltype": "stringItemType"
    },
    "us-gaap_NumberOfOperatingSegments": {
     "auth_ref": [
      "r157"
     ],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Number of operating segments. An operating segment is a component of an enterprise: (a) that engages in business activities from which it may earn revenues and incur expenses (including revenues and expenses relating to transactions with other components of the same enterprise), (b) whose operating results are regularly reviewed by the enterprise's chief operating decision maker to make decisions about resources to be allocated to the segment and assess its performance, and (c) for which discrete financial information is available. An operating segment may engage in business activities for which it has yet to earn revenues, for example, start-up operations may be operating segments before earning revenues.",
        "label": "Number of Operating Segments",
        "terseLabel": "Number of operating segments"
       }
      }
     },
     "localname": "NumberOfOperatingSegments",
     "nsuri": "http://fasb.org/us-gaap/2020-01-31",
     "presentation": [
      "http://www.otpco.com/role/SummaryofSignificantAccountingPoliciesNarrativeDetails"
     ],
     "xbrltype": "integerItemType"
    },
    "us-gaap_NumberOfReportableSegments": {
     "auth_ref": [
      "r157"
     ],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Number of segments reported by the entity. A reportable segment is a component of an entity for which there is an accounting requirement to report separate financial information on that component in the entity's financial statements.",
        "label": "Number of Reportable Segments",
        "terseLabel": "Number of reportable segments"
       }
      }
     },
     "localname": "NumberOfReportableSegments",
     "nsuri": "http://fasb.org/us-gaap/2020-01-31",
     "presentation": [
      "http://www.otpco.com/role/SegmentInformationNarrativeDetails"
     ],
     "xbrltype": "integerItemType"
    },
    "us-gaap_OperatingIncomeLoss": {
     "auth_ref": [
      "r169",
      "r175",
      "r179",
      "r182",
      "r185"
     ],
     "calculation": {
      "http://www.otpco.com/role/ConsolidatedStatementsofIncome": {
       "order": 2.0,
       "parentTag": "us-gaap_IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest",
       "weight": 1.0
      }
     },
     "crdr": "credit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "The net result for the period of deducting operating expenses from operating revenues.",
        "label": "Operating Income (Loss)",
        "totalLabel": "Operating Income"
       }
      }
     },
     "localname": "OperatingIncomeLoss",
     "nsuri": "http://fasb.org/us-gaap/2020-01-31",
     "presentation": [
      "http://www.otpco.com/role/ConsolidatedStatementsofIncome"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_OperatingSegmentsMember": {
     "auth_ref": [
      "r174",
      "r175",
      "r176",
      "r177",
      "r179",
      "r185"
     ],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Identifies components of an entity that engage in business activities from which they may earn revenue and incur expenses, including transactions with other components of the same entity.",
        "label": "Operating Segments [Member]",
        "terseLabel": "Operating Segments"
       }
      }
     },
     "localname": "OperatingSegmentsMember",
     "nsuri": "http://fasb.org/us-gaap/2020-01-31",
     "presentation": [
      "http://www.otpco.com/role/RevenueDetails",
      "http://www.otpco.com/role/SegmentInformationBusinessSegmentsDetails"
     ],
     "xbrltype": "domainItemType"
    },
    "us-gaap_OrganizationConsolidationAndPresentationOfFinancialStatementsAbstract": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "label": "Organization, Consolidation and Presentation of Financial Statements [Abstract]"
       }
      }
     },
     "localname": "OrganizationConsolidationAndPresentationOfFinancialStatementsAbstract",
     "nsuri": "http://fasb.org/us-gaap/2020-01-31",
     "xbrltype": "stringItemType"
    },
    "us-gaap_OtherAssetsCurrent": {
     "auth_ref": [
      "r62"
     ],
     "calculation": {
      "http://www.otpco.com/role/ConsolidatedBalanceSheets": {
       "order": 3.0,
       "parentTag": "us-gaap_AssetsCurrent",
       "weight": 1.0
      }
     },
     "crdr": "debit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Amount of current assets classified as other.",
        "label": "Other Assets, Current",
        "terseLabel": "Other Current Assets"
       }
      }
     },
     "localname": "OtherAssetsCurrent",
     "nsuri": "http://fasb.org/us-gaap/2020-01-31",
     "presentation": [
      "http://www.otpco.com/role/ConsolidatedBalanceSheets"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_OtherAssetsNoncurrent": {
     "auth_ref": [
      "r45"
     ],
     "calculation": {
      "http://www.otpco.com/role/ConsolidatedBalanceSheets": {
       "order": 3.0,
       "parentTag": "us-gaap_AssetsNoncurrent",
       "weight": 1.0
      }
     },
     "crdr": "debit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Amount of noncurrent assets classified as other.",
        "label": "Other Assets, Noncurrent",
        "terseLabel": "Other Noncurrent Assets"
       }
      }
     },
     "localname": "OtherAssetsNoncurrent",
     "nsuri": "http://fasb.org/us-gaap/2020-01-31",
     "presentation": [
      "http://www.otpco.com/role/ConsolidatedBalanceSheets"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_OtherCommitmentsLineItems": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table.",
        "label": "Other Commitments [Line Items]",
        "terseLabel": "Other Commitments [Line Items]"
       }
      }
     },
     "localname": "OtherCommitmentsLineItems",
     "nsuri": "http://fasb.org/us-gaap/2020-01-31",
     "presentation": [
      "http://www.otpco.com/role/CommitmentsandContingenciesDetails"
     ],
     "xbrltype": "stringItemType"
    },
    "us-gaap_OtherCommitmentsTable": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Disclosure of information about obligations resulting from other commitments.",
        "label": "Other Commitments [Table]",
        "terseLabel": "Other Commitments [Table]"
       }
      }
     },
     "localname": "OtherCommitmentsTable",
     "nsuri": "http://fasb.org/us-gaap/2020-01-31",
     "presentation": [
      "http://www.otpco.com/role/CommitmentsandContingenciesDetails"
     ],
     "xbrltype": "stringItemType"
    },
    "us-gaap_OtherComprehensiveIncomeAvailableForSaleSecuritiesAdjustmentNetOfTaxPeriodIncreaseDecreaseAbstract": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "label": "OCI, Debt Securities, Available-for-Sale, Gain (Loss), after Adjustment and Tax [Abstract]",
        "terseLabel": "Unrealized Gain (Loss) on Available-for-Sale Securities:"
       }
      }
     },
     "localname": "OtherComprehensiveIncomeAvailableForSaleSecuritiesAdjustmentNetOfTaxPeriodIncreaseDecreaseAbstract",
     "nsuri": "http://fasb.org/us-gaap/2020-01-31",
     "presentation": [
      "http://www.otpco.com/role/ConsolidatedStatementsofComprehensiveIncome"
     ],
     "xbrltype": "stringItemType"
    },
    "us-gaap_OtherComprehensiveIncomeAvailableforsaleSecuritiesAdjustmentNetOfTaxPortionAttributableToParent": {
     "auth_ref": [
      "r412",
      "r413",
      "r416"
     ],
     "calculation": {
      "http://www.otpco.com/role/ConsolidatedStatementsofComprehensiveIncome": {
       "order": 2.0,
       "parentTag": "us-gaap_OtherComprehensiveIncomeLossNetOfTaxPortionAttributableToParent",
       "weight": 1.0
      }
     },
     "crdr": "credit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Amount after tax and reclassification adjustments, of appreciation (loss) in value of unsold available-for-sale securities, attributable to parent entity. Excludes amounts related to other than temporary impairment (OTTI) loss.",
        "label": "Other Comprehensive Income (Loss), Available-for-sale Securities Adjustment, Net of Tax, Portion Attributable to Parent",
        "totalLabel": "Available-for-Sale Securities, net of tax"
       }
      }
     },
     "localname": "OtherComprehensiveIncomeAvailableforsaleSecuritiesAdjustmentNetOfTaxPortionAttributableToParent",
     "nsuri": "http://fasb.org/us-gaap/2020-01-31",
     "presentation": [
      "http://www.otpco.com/role/ConsolidatedStatementsofComprehensiveIncome"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_OtherComprehensiveIncomeAvailableforsaleSecuritiesTaxPortionAttributableToParent": {
     "auth_ref": [
      "r412",
      "r413",
      "r416"
     ],
     "calculation": {
      "http://www.otpco.com/role/ConsolidatedStatementsofComprehensiveIncome": {
       "order": 2.0,
       "parentTag": "us-gaap_OtherComprehensiveIncomeAvailableforsaleSecuritiesAdjustmentNetOfTaxPortionAttributableToParent",
       "weight": -1.0
      }
     },
     "crdr": "debit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Amount of tax expense (benefit), after reclassification adjustments, of appreciation (loss) in value of unsold available-for-sale securities, attributable to parent entity. Excludes amounts related to other than temporary impairment (OTTI) loss.",
        "label": "Other Comprehensive Income (Loss), Available-for-sale Securities, Tax, Portion Attributable to Parent",
        "negatedLabel": "Income Tax (Expense) Benefit"
       }
      }
     },
     "localname": "OtherComprehensiveIncomeAvailableforsaleSecuritiesTaxPortionAttributableToParent",
     "nsuri": "http://fasb.org/us-gaap/2020-01-31",
     "presentation": [
      "http://www.otpco.com/role/ConsolidatedStatementsofComprehensiveIncome"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_OtherComprehensiveIncomeDefinedBenefitPlansAdjustmentBeforeTaxPortionAttributableToParent": {
     "auth_ref": [
      "r412",
      "r413",
      "r416"
     ],
     "calculation": {
      "http://www.otpco.com/role/ConsolidatedStatementsofComprehensiveIncome": {
       "order": 2.0,
       "parentTag": "us-gaap_OtherComprehensiveIncomeDefinedBenefitPlansAdjustmentNetOfTaxPortionAttributableToParent",
       "weight": 1.0
      }
     },
     "crdr": "debit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Amount, before tax, after reclassification adjustment, of (increase) decrease in accumulated other comprehensive (income) loss for defined benefit plan, attributable to parent entity.",
        "label": "Other Comprehensive (Income) Loss, Defined Benefit Plan, before Tax, after Reclassification Adjustment, Attributable to Parent",
        "negatedTerseLabel": "Amortization of Unrecognized Postretirement Benefit Losses and Costs"
       }
      }
     },
     "localname": "OtherComprehensiveIncomeDefinedBenefitPlansAdjustmentBeforeTaxPortionAttributableToParent",
     "nsuri": "http://fasb.org/us-gaap/2020-01-31",
     "presentation": [
      "http://www.otpco.com/role/ConsolidatedStatementsofComprehensiveIncome"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_OtherComprehensiveIncomeDefinedBenefitPlansAdjustmentNetOfTaxPeriodIncreaseDecreaseAbstract": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "label": "Other Comprehensive (Income) Loss, Defined Benefit Plan, after Reclassification Adjustment, after Tax [Abstract]",
        "terseLabel": "Pension and Postretirement Benefit Plans:"
       }
      }
     },
     "localname": "OtherComprehensiveIncomeDefinedBenefitPlansAdjustmentNetOfTaxPeriodIncreaseDecreaseAbstract",
     "nsuri": "http://fasb.org/us-gaap/2020-01-31",
     "presentation": [
      "http://www.otpco.com/role/ConsolidatedStatementsofComprehensiveIncome"
     ],
     "xbrltype": "stringItemType"
    },
    "us-gaap_OtherComprehensiveIncomeDefinedBenefitPlansAdjustmentNetOfTaxPortionAttributableToParent": {
     "auth_ref": [
      "r69",
      "r71",
      "r412",
      "r416"
     ],
     "calculation": {
      "http://www.otpco.com/role/ConsolidatedStatementsofComprehensiveIncome": {
       "order": 1.0,
       "parentTag": "us-gaap_OtherComprehensiveIncomeLossNetOfTaxPortionAttributableToParent",
       "weight": -1.0
      }
     },
     "crdr": "debit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Amount, after tax and reclassification adjustment, of (increase) decrease in accumulated other comprehensive income for defined benefit plan, attributable to parent.",
        "label": "Other Comprehensive (Income) Loss, Defined Benefit Plan, after Tax and Reclassification Adjustment, Attributable to Parent",
        "negatedTotalLabel": "Pension and Postretirement Benefit Plan, net of tax"
       }
      }
     },
     "localname": "OtherComprehensiveIncomeDefinedBenefitPlansAdjustmentNetOfTaxPortionAttributableToParent",
     "nsuri": "http://fasb.org/us-gaap/2020-01-31",
     "presentation": [
      "http://www.otpco.com/role/ConsolidatedStatementsofComprehensiveIncome"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_OtherComprehensiveIncomeDefinedBenefitPlansTaxPortionAttributableToParent": {
     "auth_ref": [
      "r412",
      "r413",
      "r416"
     ],
     "calculation": {
      "http://www.otpco.com/role/ConsolidatedStatementsofComprehensiveIncome": {
       "order": 1.0,
       "parentTag": "us-gaap_OtherComprehensiveIncomeDefinedBenefitPlansAdjustmentNetOfTaxPortionAttributableToParent",
       "weight": -1.0
      }
     },
     "crdr": "credit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Amount, after reclassification adjustment, of tax (expense) benefit for (increase) decrease in accumulated other comprehensive income for defined benefit plan, attributable to parent.",
        "label": "Other Comprehensive (Income) Loss, Defined Benefit Plan, after Reclassification Adjustment, Tax, Attributable to Parent",
        "terseLabel": "Income Tax Expense"
       }
      }
     },
     "localname": "OtherComprehensiveIncomeDefinedBenefitPlansTaxPortionAttributableToParent",
     "nsuri": "http://fasb.org/us-gaap/2020-01-31",
     "presentation": [
      "http://www.otpco.com/role/ConsolidatedStatementsofComprehensiveIncome"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_OtherComprehensiveIncomeLossNetOfTaxPortionAttributableToParent": {
     "auth_ref": [
      "r78",
      "r81",
      "r412",
      "r413",
      "r416"
     ],
     "calculation": {
      "http://www.otpco.com/role/ConsolidatedStatementsofComprehensiveIncome": {
       "order": 1.0,
       "parentTag": "us-gaap_ComprehensiveIncomeNetOfTax",
       "weight": 1.0
      }
     },
     "crdr": "credit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Amount after tax of other comprehensive income (loss) attributable to parent entity.",
        "label": "Other Comprehensive Income (Loss), Net of Tax, Portion Attributable to Parent",
        "totalLabel": "Total Other Comprehensive Income",
        "verboseLabel": "Other Comprehensive Income"
       }
      }
     },
     "localname": "OtherComprehensiveIncomeLossNetOfTaxPortionAttributableToParent",
     "nsuri": "http://fasb.org/us-gaap/2020-01-31",
     "presentation": [
      "http://www.otpco.com/role/ConsolidatedStatementsofComprehensiveIncome",
      "http://www.otpco.com/role/ConsolidatedStatementsofShareholdersEquity"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_OtherComprehensiveIncomeLossNetOfTaxPortionAttributableToParentAbstract": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "label": "Other Comprehensive Income (Loss), Net of Tax, Portion Attributable to Parent [Abstract]",
        "terseLabel": "Other Comprehensive Income (Loss):"
       }
      }
     },
     "localname": "OtherComprehensiveIncomeLossNetOfTaxPortionAttributableToParentAbstract",
     "nsuri": "http://fasb.org/us-gaap/2020-01-31",
     "presentation": [
      "http://www.otpco.com/role/ConsolidatedStatementsofComprehensiveIncome"
     ],
     "xbrltype": "stringItemType"
    },
    "us-gaap_OtherComprehensiveIncomeLossReclassificationAdjustmentFromAOCIForSaleOfSecuritiesBeforeTax": {
     "auth_ref": [
      "r71",
      "r74",
      "r75",
      "r201"
     ],
     "calculation": {
      "http://www.otpco.com/role/ConsolidatedStatementsofComprehensiveIncome": {
       "order": 1.0,
       "parentTag": "us-gaap_OtherComprehensiveIncomeAvailableforsaleSecuritiesAdjustmentNetOfTaxPortionAttributableToParent",
       "weight": -1.0
      }
     },
     "crdr": "debit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Amount before tax of reclassification adjustment from accumulated other comprehensive income for unrealized gain (loss) realized upon the sale of available-for-sale securities.",
        "label": "Other Comprehensive Income (Loss), Reclassification Adjustment from AOCI for Sale of Securities, before Tax",
        "negatedLabel": "Reversal of Previously Recognized Losses (Gains) Realized on Sale of Investments and Included in Other Income (Expense) During Period"
       }
      }
     },
     "localname": "OtherComprehensiveIncomeLossReclassificationAdjustmentFromAOCIForSaleOfSecuritiesBeforeTax",
     "nsuri": "http://fasb.org/us-gaap/2020-01-31",
     "presentation": [
      "http://www.otpco.com/role/ConsolidatedStatementsofComprehensiveIncome"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_OtherComprehensiveIncomeUnrealizedHoldingGainLossOnSecuritiesArisingDuringPeriodBeforeTax": {
     "auth_ref": [
      "r65",
      "r71",
      "r201"
     ],
     "calculation": {
      "http://www.otpco.com/role/ConsolidatedStatementsofComprehensiveIncome": {
       "order": 3.0,
       "parentTag": "us-gaap_OtherComprehensiveIncomeAvailableforsaleSecuritiesAdjustmentNetOfTaxPortionAttributableToParent",
       "weight": 1.0
      }
     },
     "crdr": "credit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Amount, before tax and adjustment, of unrealized holding gain (loss) on investment in debt security measured at fair value with change in fair value recognized in other comprehensive income (available-for-sale). Excludes unrealized gain (loss) on investment in debt security measured at amortized cost (held-to-maturity) from transfer to available-for-sale.",
        "label": "OCI, Debt Securities, Available-for-Sale, Unrealized Holding Gain (Loss), before Adjustment and Tax",
        "terseLabel": "Unrealized Gains (Losses) Arising During Period"
       }
      }
     },
     "localname": "OtherComprehensiveIncomeUnrealizedHoldingGainLossOnSecuritiesArisingDuringPeriodBeforeTax",
     "nsuri": "http://fasb.org/us-gaap/2020-01-31",
     "presentation": [
      "http://www.otpco.com/role/ConsolidatedStatementsofComprehensiveIncome"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_OtherCostAndExpenseOperating": {
     "auth_ref": [
      "r90"
     ],
     "calculation": {
      "http://www.otpco.com/role/ConsolidatedStatementsofIncome": {
       "order": 7.0,
       "parentTag": "us-gaap_CostsAndExpenses",
       "weight": 1.0
      }
     },
     "crdr": "debit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "The total amount of other operating cost and expense items that are associated with the entity's normal revenue producing operation.",
        "label": "Other Cost and Expense, Operating",
        "terseLabel": "Other Nonelectric Expenses"
       }
      }
     },
     "localname": "OtherCostAndExpenseOperating",
     "nsuri": "http://fasb.org/us-gaap/2020-01-31",
     "presentation": [
      "http://www.otpco.com/role/ConsolidatedStatementsofIncome"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_OtherInvestments": {
     "auth_ref": [
      "r41",
      "r505"
     ],
     "calculation": {
      "http://www.otpco.com/role/SelectBalanceSheetInformationScheduleofInvestmentsDetails": {
       "order": 5.0,
       "parentTag": "us-gaap_Investments",
       "weight": 1.0
      }
     },
     "crdr": "debit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Amount of investments classified as other.",
        "label": "Other Investments",
        "terseLabel": "Other Investments"
       }
      }
     },
     "localname": "OtherInvestments",
     "nsuri": "http://fasb.org/us-gaap/2020-01-31",
     "presentation": [
      "http://www.otpco.com/role/SelectBalanceSheetInformationScheduleofInvestmentsDetails"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_OtherLiabilitiesCurrent": {
     "auth_ref": [
      "r6",
      "r7",
      "r49"
     ],
     "calculation": {
      "http://www.otpco.com/role/ConsolidatedBalanceSheets": {
       "order": 4.0,
       "parentTag": "us-gaap_LiabilitiesCurrent",
       "weight": 1.0
      }
     },
     "crdr": "credit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Amount of liabilities classified as other, due within one year or the normal operating cycle, if longer.",
        "label": "Other Liabilities, Current",
        "terseLabel": "Other Current Liabilities"
       }
      }
     },
     "localname": "OtherLiabilitiesCurrent",
     "nsuri": "http://fasb.org/us-gaap/2020-01-31",
     "presentation": [
      "http://www.otpco.com/role/ConsolidatedBalanceSheets"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_OtherLiabilitiesNoncurrent": {
     "auth_ref": [
      "r53"
     ],
     "calculation": {
      "http://www.otpco.com/role/ConsolidatedBalanceSheets": {
       "order": 6.0,
       "parentTag": "us-gaap_LiabilitiesNoncurrent",
       "weight": 1.0
      }
     },
     "crdr": "credit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Amount of liabilities classified as other, due after one year or the normal operating cycle, if longer.",
        "label": "Other Liabilities, Noncurrent",
        "terseLabel": "Other Noncurrent Liabilities"
       }
      }
     },
     "localname": "OtherLiabilitiesNoncurrent",
     "nsuri": "http://fasb.org/us-gaap/2020-01-31",
     "presentation": [
      "http://www.otpco.com/role/ConsolidatedBalanceSheets"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_OtherNoncashIncomeExpense": {
     "auth_ref": [
      "r105"
     ],
     "calculation": {
      "http://www.otpco.com/role/ConsolidatedStatementsofCashFlows": {
       "order": 14.0,
       "parentTag": "us-gaap_NetCashProvidedByUsedInOperatingActivities",
       "weight": -1.0
      }
     },
     "crdr": "credit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Amount of income (expense) included in net income that results in no cash inflow (outflow), classified as other.",
        "label": "Other Noncash Income (Expense)",
        "negatedLabel": "Other\u2014Net"
       }
      }
     },
     "localname": "OtherNoncashIncomeExpense",
     "nsuri": "http://fasb.org/us-gaap/2020-01-31",
     "presentation": [
      "http://www.otpco.com/role/ConsolidatedStatementsofCashFlows"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_OtherNonoperatingIncomeExpense": {
     "auth_ref": [
      "r91"
     ],
     "calculation": {
      "http://www.otpco.com/role/ConsolidatedStatementsofIncome": {
       "order": 4.0,
       "parentTag": "us-gaap_IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest",
       "weight": 1.0
      }
     },
     "crdr": "credit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Amount of income (expense) related to nonoperating activities, classified as other.",
        "label": "Other Nonoperating Income (Expense)",
        "terseLabel": "Other Income (Expense)"
       }
      }
     },
     "localname": "OtherNonoperatingIncomeExpense",
     "nsuri": "http://fasb.org/us-gaap/2020-01-31",
     "presentation": [
      "http://www.otpco.com/role/ConsolidatedStatementsofIncome"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_OtherPostretirementBenefitPlansDefinedBenefitMember": {
     "auth_ref": [
      "r273",
      "r274",
      "r277",
      "r278",
      "r279",
      "r280",
      "r281",
      "r282",
      "r283",
      "r284",
      "r285",
      "r286",
      "r287",
      "r288",
      "r289",
      "r290",
      "r291",
      "r292",
      "r293",
      "r294",
      "r295",
      "r296",
      "r297",
      "r298",
      "r299",
      "r301",
      "r302",
      "r303",
      "r304",
      "r305",
      "r306",
      "r308",
      "r309",
      "r310",
      "r311",
      "r312",
      "r313",
      "r314",
      "r315",
      "r316",
      "r317",
      "r318",
      "r319",
      "r320",
      "r321",
      "r322",
      "r324",
      "r327",
      "r331",
      "r334",
      "r335",
      "r336",
      "r337",
      "r338",
      "r339",
      "r340",
      "r341",
      "r342",
      "r343",
      "r344",
      "r345",
      "r348",
      "r349",
      "r350",
      "r351",
      "r352",
      "r353"
     ],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Plan designed to provide other postretirement benefits. Includes, but is not limited to, defined benefit and defined contribution plans. Excludes pension benefits.",
        "label": "Other Postretirement Benefits Plan [Member]",
        "terseLabel": "Other Postretirement Benefits Plan"
       }
      }
     },
     "localname": "OtherPostretirementBenefitPlansDefinedBenefitMember",
     "nsuri": "http://fasb.org/us-gaap/2020-01-31",
     "presentation": [
      "http://www.otpco.com/role/PensionPlanandOtherPostretirementBenefitsComponentsofNetPeriodicBenefitCostDetails"
     ],
     "xbrltype": "domainItemType"
    },
    "us-gaap_OtherPostretirementDefinedBenefitPlanLiabilitiesNoncurrent": {
     "auth_ref": [
      "r26",
      "r274",
      "r275",
      "r297"
     ],
     "calculation": {
      "http://www.otpco.com/role/ConsolidatedBalanceSheets": {
       "order": 3.0,
       "parentTag": "us-gaap_LiabilitiesNoncurrent",
       "weight": 1.0
      }
     },
     "crdr": "credit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Amount of liability, recognized in statement of financial position, for defined benefit other postretirement plan, classified as noncurrent. Excludes pension plan.",
        "label": "Liability, Other Postretirement Defined Benefit Plan, Noncurrent",
        "terseLabel": "Other Postretirement Benefits Liability"
       }
      }
     },
     "localname": "OtherPostretirementDefinedBenefitPlanLiabilitiesNoncurrent",
     "nsuri": "http://fasb.org/us-gaap/2020-01-31",
     "presentation": [
      "http://www.otpco.com/role/ConsolidatedBalanceSheets"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_OtherReceivablesGrossCurrent": {
     "auth_ref": [],
     "calculation": {
      "http://www.otpco.com/role/SelectBalanceSheetInformationScheduleofReceivablesDetails": {
       "order": 1.0,
       "parentTag": "us-gaap_AccountsReceivableGross",
       "weight": 1.0
      }
     },
     "crdr": "debit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Amount, before allowance, of receivables classified as other, due within one year or the operating cycle, if longer.",
        "label": "Other Receivables, Gross, Current",
        "terseLabel": "Other"
       }
      }
     },
     "localname": "OtherReceivablesGrossCurrent",
     "nsuri": "http://fasb.org/us-gaap/2020-01-31",
     "presentation": [
      "http://www.otpco.com/role/SelectBalanceSheetInformationScheduleofReceivablesDetails"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_PaymentsForProceedsFromInvestments": {
     "auth_ref": [
      "r113"
     ],
     "calculation": {
      "http://www.otpco.com/role/ConsolidatedStatementsofCashFlows": {
       "order": 1.0,
       "parentTag": "us-gaap_NetCashProvidedByUsedInInvestingActivities",
       "weight": -1.0
      }
     },
     "crdr": "credit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "The net cash paid (received) associated with the acquisition or disposal of all investments, including securities and other assets.",
        "label": "Payments for (Proceeds from) Investments",
        "negatedLabel": "Cash Used for Investments and Other Assets"
       }
      }
     },
     "localname": "PaymentsForProceedsFromInvestments",
     "nsuri": "http://fasb.org/us-gaap/2020-01-31",
     "presentation": [
      "http://www.otpco.com/role/ConsolidatedStatementsofCashFlows"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_PaymentsForRepurchaseOfCommonStock": {
     "auth_ref": [
      "r96"
     ],
     "calculation": {
      "http://www.otpco.com/role/ConsolidatedStatementsofCashFlows": {
       "order": 5.0,
       "parentTag": "us-gaap_NetCashProvidedByUsedInFinancingActivities",
       "weight": -1.0
      }
     },
     "crdr": "credit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "The cash outflow to reacquire common stock during the period.",
        "label": "Payments for Repurchase of Common Stock",
        "negatedLabel": "Payments for Shares Withheld for Employee Tax Obligations"
       }
      }
     },
     "localname": "PaymentsForRepurchaseOfCommonStock",
     "nsuri": "http://fasb.org/us-gaap/2020-01-31",
     "presentation": [
      "http://www.otpco.com/role/ConsolidatedStatementsofCashFlows"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_PaymentsOfDebtIssuanceCosts": {
     "auth_ref": [
      "r98"
     ],
     "calculation": {
      "http://www.otpco.com/role/ConsolidatedStatementsofCashFlows": {
       "order": 2.0,
       "parentTag": "us-gaap_NetCashProvidedByUsedInFinancingActivities",
       "weight": -1.0
      }
     },
     "crdr": "credit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "The cash outflow paid to third parties in connection with debt origination, which will be amortized over the remaining maturity period of the associated long-term debt.",
        "label": "Payments of Debt Issuance Costs",
        "negatedLabel": "Short-Term and Long-Term Debt Issuance Expenses"
       }
      }
     },
     "localname": "PaymentsOfDebtIssuanceCosts",
     "nsuri": "http://fasb.org/us-gaap/2020-01-31",
     "presentation": [
      "http://www.otpco.com/role/ConsolidatedStatementsofCashFlows"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_PaymentsOfDividends": {
     "auth_ref": [
      "r96"
     ],
     "calculation": {
      "http://www.otpco.com/role/ConsolidatedStatementsofCashFlows": {
       "order": 7.0,
       "parentTag": "us-gaap_NetCashProvidedByUsedInFinancingActivities",
       "weight": -1.0
      }
     },
     "crdr": "credit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Cash outflow in the form of capital distributions and dividends to common shareholders, preferred shareholders and noncontrolling interests.",
        "label": "Payments of Dividends",
        "negatedLabel": "Dividends Paid"
       }
      }
     },
     "localname": "PaymentsOfDividends",
     "nsuri": "http://fasb.org/us-gaap/2020-01-31",
     "presentation": [
      "http://www.otpco.com/role/ConsolidatedStatementsofCashFlows"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_PaymentsOfStockIssuanceCosts": {
     "auth_ref": [
      "r99"
     ],
     "calculation": {
      "http://www.otpco.com/role/ConsolidatedStatementsofCashFlows": {
       "order": 6.0,
       "parentTag": "us-gaap_NetCashProvidedByUsedInFinancingActivities",
       "weight": -1.0
      }
     },
     "crdr": "credit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "The cash outflow for cost incurred directly with the issuance of an equity security.",
        "label": "Payments of Stock Issuance Costs",
        "negatedLabel": "Common Stock Issuance Expenses"
       }
      }
     },
     "localname": "PaymentsOfStockIssuanceCosts",
     "nsuri": "http://fasb.org/us-gaap/2020-01-31",
     "presentation": [
      "http://www.otpco.com/role/ConsolidatedStatementsofCashFlows"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_PaymentsToAcquireProductiveAssets": {
     "auth_ref": [
      "r93"
     ],
     "calculation": {
      "http://www.otpco.com/role/ConsolidatedStatementsofCashFlows": {
       "order": 3.0,
       "parentTag": "us-gaap_NetCashProvidedByUsedInInvestingActivities",
       "weight": -1.0
      }
     },
     "crdr": "credit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "The cash outflow for purchases of and capital improvements on property, plant and equipment (capital expenditures), software, and other intangible assets.",
        "label": "Payments to Acquire Productive Assets",
        "negatedLabel": "Capital Expenditures"
       }
      }
     },
     "localname": "PaymentsToAcquireProductiveAssets",
     "nsuri": "http://fasb.org/us-gaap/2020-01-31",
     "presentation": [
      "http://www.otpco.com/role/ConsolidatedStatementsofCashFlows"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_PensionAndOtherPostretirementBenefitsDisclosureTextBlock": {
     "auth_ref": [
      "r298",
      "r300",
      "r306",
      "r323",
      "r325",
      "r326",
      "r327",
      "r328",
      "r329",
      "r344",
      "r346",
      "r347",
      "r348",
      "r360"
     ],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "The entire disclosure for retirement benefits.",
        "label": "Retirement Benefits [Text Block]",
        "terseLabel": "Pension Plan and Other Postretirement Benefits"
       }
      }
     },
     "localname": "PensionAndOtherPostretirementBenefitsDisclosureTextBlock",
     "nsuri": "http://fasb.org/us-gaap/2020-01-31",
     "presentation": [
      "http://www.otpco.com/role/PensionPlanandOtherPostretirementBenefits"
     ],
     "xbrltype": "textBlockItemType"
    },
    "us-gaap_PensionContributions": {
     "auth_ref": [
      "r101"
     ],
     "calculation": {
      "http://www.otpco.com/role/ConsolidatedStatementsofCashFlows": {
       "order": 2.0,
       "parentTag": "us-gaap_NetCashProvidedByUsedInOperatingActivities",
       "weight": -1.0
      }
     },
     "crdr": "credit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Amount of cash outflow for pension benefit. Includes, but is not limited to, employer contribution to fund plan asset and payment to retiree. Excludes other postretirement benefit.",
        "label": "Payment for Pension Benefits",
        "negatedLabel": "Discretionary Contribution to Pension Plan"
       }
      }
     },
     "localname": "PensionContributions",
     "nsuri": "http://fasb.org/us-gaap/2020-01-31",
     "presentation": [
      "http://www.otpco.com/role/ConsolidatedStatementsofCashFlows"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_PensionPlansDefinedBenefitMember": {
     "auth_ref": [
      "r272",
      "r274",
      "r277",
      "r278",
      "r279",
      "r280",
      "r281",
      "r282",
      "r283",
      "r284",
      "r285",
      "r286",
      "r287",
      "r288",
      "r289",
      "r290",
      "r291",
      "r292",
      "r293",
      "r294",
      "r295",
      "r296",
      "r297",
      "r298",
      "r299",
      "r301",
      "r302",
      "r303",
      "r304",
      "r305",
      "r306",
      "r307",
      "r308",
      "r309",
      "r310",
      "r311",
      "r312",
      "r313",
      "r314",
      "r315",
      "r316",
      "r317",
      "r318",
      "r319",
      "r320",
      "r321",
      "r322",
      "r324",
      "r327",
      "r331",
      "r334",
      "r335",
      "r336",
      "r337",
      "r338",
      "r339",
      "r340",
      "r341",
      "r342",
      "r343",
      "r344",
      "r345",
      "r348",
      "r349",
      "r355",
      "r356",
      "r357",
      "r358"
     ],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Plan designed to provide participant with pension benefits. Includes, but is not limited to, defined benefit and defined contribution plans. Excludes other postretirement benefits.",
        "label": "Pension Plan [Member]",
        "terseLabel": "Pension Plan"
       }
      }
     },
     "localname": "PensionPlansDefinedBenefitMember",
     "nsuri": "http://fasb.org/us-gaap/2020-01-31",
     "presentation": [
      "http://www.otpco.com/role/PensionPlanandOtherPostretirementBenefitsComponentsofNetPeriodicBenefitCostDetails",
      "http://www.otpco.com/role/PensionPlanandOtherPostretirementBenefitsNarrativeDetails"
     ],
     "xbrltype": "domainItemType"
    },
    "us-gaap_PerformanceSharesMember": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Share-based payment arrangement awarded for meeting performance target.",
        "label": "Performance Shares [Member]",
        "terseLabel": "Stock Performance Awards"
       }
      }
     },
     "localname": "PerformanceSharesMember",
     "nsuri": "http://fasb.org/us-gaap/2020-01-31",
     "presentation": [
      "http://www.otpco.com/role/EarningsPerShareDetails",
      "http://www.otpco.com/role/ShareBasedPaymentsNarrativeDetails",
      "http://www.otpco.com/role/ShareBasedPaymentsSummaryofRestrictedStockAwardsandStockPerformanceAwardsDetails",
      "http://www.otpco.com/role/ShareBasedPaymentsTables",
      "http://www.otpco.com/role/ShareBasedPaymentsWeightedAverageAssumptionsDetails"
     ],
     "xbrltype": "domainItemType"
    },
    "us-gaap_PortionAtFairValueFairValueDisclosureMember": {
     "auth_ref": [
      "r431"
     ],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Measured at fair value for financial reporting purposes.",
        "label": "Portion at Fair Value Measurement [Member]",
        "terseLabel": "Portion at Fair Value Measurement"
       }
      }
     },
     "localname": "PortionAtFairValueFairValueDisclosureMember",
     "nsuri": "http://fasb.org/us-gaap/2020-01-31",
     "presentation": [
      "http://www.otpco.com/role/FairValueMeasurementsScheduleofFairValueofAssetsandLiabilitiesDetails"
     ],
     "xbrltype": "domainItemType"
    },
    "us-gaap_ProceedsFromIssuanceOfCommonStock": {
     "auth_ref": [
      "r94"
     ],
     "calculation": {
      "http://www.otpco.com/role/ConsolidatedStatementsofCashFlows": {
       "order": 8.0,
       "parentTag": "us-gaap_NetCashProvidedByUsedInFinancingActivities",
       "weight": 1.0
      }
     },
     "crdr": "debit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "The cash inflow from the additional capital contribution to the entity.",
        "label": "Proceeds from Issuance of Common Stock",
        "terseLabel": "Proceeds from Issuance of Common Stock"
       }
      }
     },
     "localname": "ProceedsFromIssuanceOfCommonStock",
     "nsuri": "http://fasb.org/us-gaap/2020-01-31",
     "presentation": [
      "http://www.otpco.com/role/ConsolidatedStatementsofCashFlows"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_ProceedsFromIssuanceOfLongTermDebt": {
     "auth_ref": [
      "r95"
     ],
     "calculation": {
      "http://www.otpco.com/role/ConsolidatedStatementsofCashFlows": {
       "order": 4.0,
       "parentTag": "us-gaap_NetCashProvidedByUsedInFinancingActivities",
       "weight": 1.0
      }
     },
     "crdr": "debit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "The cash inflow from a debt initially having maturity due after one year or beyond the operating cycle, if longer.",
        "label": "Proceeds from Issuance of Long-term Debt",
        "terseLabel": "Proceeds from Issuance of Long-Term Debt"
       }
      }
     },
     "localname": "ProceedsFromIssuanceOfLongTermDebt",
     "nsuri": "http://fasb.org/us-gaap/2020-01-31",
     "presentation": [
      "http://www.otpco.com/role/ConsolidatedStatementsofCashFlows"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_ProceedsFromRepaymentsOfShortTermDebt": {
     "auth_ref": [
      "r113"
     ],
     "calculation": {
      "http://www.otpco.com/role/ConsolidatedStatementsofCashFlows": {
       "order": 1.0,
       "parentTag": "us-gaap_NetCashProvidedByUsedInFinancingActivities",
       "weight": 1.0
      }
     },
     "crdr": "debit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "The net cash inflow or outflow for borrowing having initial term of repayment within one year or the normal operating cycle, if longer.",
        "label": "Proceeds from (Repayments of) Short-term Debt",
        "verboseLabel": "Net Short-Term Borrowings"
       }
      }
     },
     "localname": "ProceedsFromRepaymentsOfShortTermDebt",
     "nsuri": "http://fasb.org/us-gaap/2020-01-31",
     "presentation": [
      "http://www.otpco.com/role/ConsolidatedStatementsofCashFlows"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_ProceedsFromSaleOfProductiveAssets": {
     "auth_ref": [
      "r92"
     ],
     "calculation": {
      "http://www.otpco.com/role/ConsolidatedStatementsofCashFlows": {
       "order": 2.0,
       "parentTag": "us-gaap_NetCashProvidedByUsedInInvestingActivities",
       "weight": 1.0
      }
     },
     "crdr": "debit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "The cash inflow from the sale of property, plant and equipment (capital expenditures), software, and other intangible assets.",
        "label": "Proceeds from Sale of Productive Assets",
        "terseLabel": "Proceeds from Disposal of Noncurrent Assets"
       }
      }
     },
     "localname": "ProceedsFromSaleOfProductiveAssets",
     "nsuri": "http://fasb.org/us-gaap/2020-01-31",
     "presentation": [
      "http://www.otpco.com/role/ConsolidatedStatementsofCashFlows"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_PropertyPlantAndEquipmentByTypeAxis": {
     "auth_ref": [
      "r44",
      "r230"
     ],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Information by type of long-lived, physical assets used to produce goods and services and not intended for resale.",
        "label": "Long-Lived Tangible Asset [Axis]",
        "terseLabel": "Property, Plant and Equipment, Type [Axis]"
       }
      }
     },
     "localname": "PropertyPlantAndEquipmentByTypeAxis",
     "nsuri": "http://fasb.org/us-gaap/2020-01-31",
     "presentation": [
      "http://www.otpco.com/role/SelectBalanceSheetInformationScheduleofPropertyPlantandEquipmentDetails"
     ],
     "xbrltype": "stringItemType"
    },
    "us-gaap_PropertyPlantAndEquipmentGross": {
     "auth_ref": [
      "r43",
      "r228"
     ],
     "calculation": {
      "http://www.otpco.com/role/SelectBalanceSheetInformationScheduleofPropertyPlantandEquipmentDetails": {
       "order": 2.0,
       "parentTag": "us-gaap_PropertyPlantAndEquipmentNet",
       "weight": 1.0
      }
     },
     "crdr": "debit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Amount before accumulated depreciation, depletion and amortization of physical assets used in the normal conduct of business and not intended for resale. Examples include, but are not limited to, land, buildings, machinery and equipment, office equipment, and furniture and fixtures.",
        "label": "Property, Plant and Equipment, Gross",
        "terseLabel": "Property, plant and equipment, gross"
       }
      }
     },
     "localname": "PropertyPlantAndEquipmentGross",
     "nsuri": "http://fasb.org/us-gaap/2020-01-31",
     "presentation": [
      "http://www.otpco.com/role/SelectBalanceSheetInformationScheduleofPropertyPlantandEquipmentDetails"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_PropertyPlantAndEquipmentLineItems": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table.",
        "label": "Property, Plant and Equipment [Line Items]",
        "terseLabel": "Property, Plant and Equipment [Line Items]"
       }
      }
     },
     "localname": "PropertyPlantAndEquipmentLineItems",
     "nsuri": "http://fasb.org/us-gaap/2020-01-31",
     "presentation": [
      "http://www.otpco.com/role/SelectBalanceSheetInformationScheduleofPropertyPlantandEquipmentDetails"
     ],
     "xbrltype": "stringItemType"
    },
    "us-gaap_PropertyPlantAndEquipmentNet": {
     "auth_ref": [
      "r16",
      "r17",
      "r230",
      "r503"
     ],
     "calculation": {
      "http://www.otpco.com/role/ConsolidatedBalanceSheets": {
       "order": 6.0,
       "parentTag": "us-gaap_AssetsNoncurrent",
       "weight": 1.0
      },
      "http://www.otpco.com/role/SelectBalanceSheetInformationScheduleofPropertyPlantandEquipmentDetails": {
       "order": null,
       "parentTag": null,
       "root": true,
       "weight": null
      }
     },
     "crdr": "debit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Amount after accumulated depreciation, depletion and amortization of physical assets used in the normal conduct of business to produce goods and services and not intended for resale. Examples include, but are not limited to, land, buildings, machinery and equipment, office equipment, and furniture and fixtures.",
        "label": "Property, Plant and Equipment, Net",
        "terseLabel": "Property, Plant and Equipment, net of accumulated depreciation",
        "totalLabel": "Property, Plant and Equipment, net of accumulated depreciation"
       }
      }
     },
     "localname": "PropertyPlantAndEquipmentNet",
     "nsuri": "http://fasb.org/us-gaap/2020-01-31",
     "presentation": [
      "http://www.otpco.com/role/ConsolidatedBalanceSheets",
      "http://www.otpco.com/role/SelectBalanceSheetInformationScheduleofPropertyPlantandEquipmentDetails"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_PropertyPlantAndEquipmentTextBlock": {
     "auth_ref": [
      "r16",
      "r230"
     ],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Tabular disclosure of physical assets used in the normal conduct of business and not intended for resale. Includes, but is not limited to, balances by class of assets, depreciation and depletion expense and method used, including composite depreciation, and accumulated deprecation.",
        "label": "Property, Plant and Equipment [Table Text Block]",
        "terseLabel": "Schedule of Property, Plant and Equipment"
       }
      }
     },
     "localname": "PropertyPlantAndEquipmentTextBlock",
     "nsuri": "http://fasb.org/us-gaap/2020-01-31",
     "presentation": [
      "http://www.otpco.com/role/SelectBalanceSheetInformationTables"
     ],
     "xbrltype": "textBlockItemType"
    },
    "us-gaap_PropertyPlantAndEquipmentTypeDomain": {
     "auth_ref": [
      "r16",
      "r228"
     ],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Listing of long-lived, physical assets that are used in the normal conduct of business to produce goods and services and not intended for resale. Examples include land, buildings, machinery and equipment, and other types of furniture and equipment including, but not limited to, office equipment, furniture and fixtures, and computer equipment and software.",
        "label": "Long-Lived Tangible Asset [Domain]",
        "terseLabel": "Property, Plant and Equipment, Type [Domain]"
       }
      }
     },
     "localname": "PropertyPlantAndEquipmentTypeDomain",
     "nsuri": "http://fasb.org/us-gaap/2020-01-31",
     "presentation": [
      "http://www.otpco.com/role/SelectBalanceSheetInformationScheduleofPropertyPlantandEquipmentDetails"
     ],
     "xbrltype": "domainItemType"
    },
    "us-gaap_PublicUtilitiesRequestedEquityCapitalStructurePercentage": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Percentage of public utility's requested equity to capital, including debt and equity.",
        "label": "Public Utilities, Requested Equity Capital Structure, Percentage",
        "terseLabel": "Public utilities, requested equity capital structure, percentage"
       }
      }
     },
     "localname": "PublicUtilitiesRequestedEquityCapitalStructurePercentage",
     "nsuri": "http://fasb.org/us-gaap/2020-01-31",
     "presentation": [
      "http://www.otpco.com/role/StockholdersEquityDetails"
     ],
     "xbrltype": "percentItemType"
    },
    "us-gaap_PublicUtilityAxis": {
     "auth_ref": [
      "r42"
     ],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Information by type of utility plant.",
        "label": "Public Utility [Axis]",
        "terseLabel": "Public Utility [Axis]"
       }
      }
     },
     "localname": "PublicUtilityAxis",
     "nsuri": "http://fasb.org/us-gaap/2020-01-31",
     "presentation": [
      "http://www.otpco.com/role/SelectBalanceSheetInformationScheduleofPropertyPlantandEquipmentDetails"
     ],
     "xbrltype": "stringItemType"
    },
    "us-gaap_RegulatoryAgencyAxis": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Information by name of regulatory agency.",
        "label": "Regulatory Agency [Axis]",
        "terseLabel": "Regulatory Agency [Axis]"
       }
      }
     },
     "localname": "RegulatoryAgencyAxis",
     "nsuri": "http://fasb.org/us-gaap/2020-01-31",
     "presentation": [
      "http://www.otpco.com/role/CommitmentsandContingenciesDetails",
      "http://www.otpco.com/role/StockholdersEquityDetails"
     ],
     "xbrltype": "stringItemType"
    },
    "us-gaap_RegulatoryAgencyDomain": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Organization that establishes and ensures compliance with rules or regulations.",
        "label": "Regulatory Agency [Domain]",
        "terseLabel": "Regulatory Agency [Domain]"
       }
      }
     },
     "localname": "RegulatoryAgencyDomain",
     "nsuri": "http://fasb.org/us-gaap/2020-01-31",
     "presentation": [
      "http://www.otpco.com/role/CommitmentsandContingenciesDetails",
      "http://www.otpco.com/role/StockholdersEquityDetails"
     ],
     "xbrltype": "domainItemType"
    },
    "us-gaap_RegulatoryAssetAmortizationPeriod": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Amortization period for the recovery of regulatory asset, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents the reported fact of one year, five months, and thirteen days.",
        "label": "Regulatory Asset, Amortization Period",
        "terseLabel": "Regulatory Assets - Remaining Recovery/Refund Period"
       }
      }
     },
     "localname": "RegulatoryAssetAmortizationPeriod",
     "nsuri": "http://fasb.org/us-gaap/2020-01-31",
     "presentation": [
      "http://www.otpco.com/role/RegulatoryMattersRegulatoryAssetsandLiabilitiesDetails"
     ],
     "xbrltype": "durationItemType"
    },
    "us-gaap_RegulatoryAssetAxis": {
     "auth_ref": [
      "r523",
      "r524",
      "r526"
     ],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Information by type of regulatory asset.",
        "label": "Regulatory Asset [Axis]",
        "terseLabel": "Regulatory Asset [Axis]"
       }
      }
     },
     "localname": "RegulatoryAssetAxis",
     "nsuri": "http://fasb.org/us-gaap/2020-01-31",
     "presentation": [
      "http://www.otpco.com/role/RegulatoryMattersRegulatoryAssetsandLiabilitiesDetails"
     ],
     "xbrltype": "stringItemType"
    },
    "us-gaap_RegulatoryAssetDomain": {
     "auth_ref": [
      "r523"
     ],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Rate action of a regulator resulting in capitalization of costs incurred.",
        "label": "Regulatory Asset [Domain]",
        "terseLabel": "Regulatory Asset [Domain]"
       }
      }
     },
     "localname": "RegulatoryAssetDomain",
     "nsuri": "http://fasb.org/us-gaap/2020-01-31",
     "presentation": [
      "http://www.otpco.com/role/RegulatoryMattersRegulatoryAssetsandLiabilitiesDetails"
     ],
     "xbrltype": "domainItemType"
    },
    "us-gaap_RegulatoryAssetsAndLiabilitiesDisclosureAbstract": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "label": "Regulatory Assets and Liabilities Disclosure [Abstract]"
       }
      }
     },
     "localname": "RegulatoryAssetsAndLiabilitiesDisclosureAbstract",
     "nsuri": "http://fasb.org/us-gaap/2020-01-31",
     "xbrltype": "stringItemType"
    },
    "us-gaap_RegulatoryAssetsCurrent": {
     "auth_ref": [
      "r523"
     ],
     "calculation": {
      "http://www.otpco.com/role/ConsolidatedBalanceSheets": {
       "order": 5.0,
       "parentTag": "us-gaap_AssetsCurrent",
       "weight": 1.0
      }
     },
     "crdr": "debit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Carrying amount as of the balance sheet date of capitalized costs of regulated entities that are expected to be recovered through revenue sources within one year or the normal operating cycle, if longer. Such costs are capitalized if they meet both of the following criteria: a. It is probable that future revenue in an amount at least equal to the capitalized cost will result from inclusion of that cost in allowable costs for rate-making purposes. b. Based on available evidence, the future revenue will be provided to permit recovery of the previously incurred cost rather than to provide for expected levels of similar future costs. If the revenue will be provided through an automatic rate-adjustment clause, this criterion requires that the regulator's intent clearly be to permit recovery of the previously incurred cost.",
        "label": "Regulatory Assets, Current",
        "terseLabel": "Regulatory assets - current",
        "verboseLabel": "Regulatory Assets"
       }
      }
     },
     "localname": "RegulatoryAssetsCurrent",
     "nsuri": "http://fasb.org/us-gaap/2020-01-31",
     "presentation": [
      "http://www.otpco.com/role/ConsolidatedBalanceSheets",
      "http://www.otpco.com/role/RegulatoryMattersRegulatoryAssetsandLiabilitiesDetails"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_RegulatoryAssetsNoncurrent": {
     "auth_ref": [
      "r523"
     ],
     "calculation": {
      "http://www.otpco.com/role/ConsolidatedBalanceSheets": {
       "order": 4.0,
       "parentTag": "us-gaap_AssetsNoncurrent",
       "weight": 1.0
      }
     },
     "crdr": "debit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Carrying amount as of the balance sheet date of capitalized costs of regulated entities that are not expected to be recovered through revenue sources within one year or the normal operating cycle if longer.",
        "label": "Regulatory Assets, Noncurrent",
        "terseLabel": "Regulatory Assets",
        "verboseLabel": "Regulatory assets, long-term"
       }
      }
     },
     "localname": "RegulatoryAssetsNoncurrent",
     "nsuri": "http://fasb.org/us-gaap/2020-01-31",
     "presentation": [
      "http://www.otpco.com/role/ConsolidatedBalanceSheets",
      "http://www.otpco.com/role/RegulatoryMattersRegulatoryAssetsandLiabilitiesDetails"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_RegulatoryLiabilityAmortizationPeriod": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Amortization period for the recovery of regulatory liability, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents the reported fact of one year, five months, and thirteen days.",
        "label": "Regulatory Liability, Amortization Period",
        "terseLabel": "Regulatory Liabilities - Remaining Recovery/Refund Period"
       }
      }
     },
     "localname": "RegulatoryLiabilityAmortizationPeriod",
     "nsuri": "http://fasb.org/us-gaap/2020-01-31",
     "presentation": [
      "http://www.otpco.com/role/RegulatoryMattersRegulatoryAssetsandLiabilitiesDetails"
     ],
     "xbrltype": "durationItemType"
    },
    "us-gaap_RegulatoryLiabilityAxis": {
     "auth_ref": [
      "r525"
     ],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Information by type of regulatory liability.",
        "label": "Regulatory Liability [Axis]",
        "terseLabel": "Regulatory Liability [Axis]"
       }
      }
     },
     "localname": "RegulatoryLiabilityAxis",
     "nsuri": "http://fasb.org/us-gaap/2020-01-31",
     "presentation": [
      "http://www.otpco.com/role/RegulatoryMattersRegulatoryAssetsandLiabilitiesDetails"
     ],
     "xbrltype": "stringItemType"
    },
    "us-gaap_RegulatoryLiabilityCurrent": {
     "auth_ref": [
      "r525"
     ],
     "calculation": {
      "http://www.otpco.com/role/ConsolidatedBalanceSheets": {
       "order": 5.0,
       "parentTag": "us-gaap_LiabilitiesCurrent",
       "weight": 1.0
      }
     },
     "crdr": "credit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "The amount for the individual regulatory current liability as itemized in a table of regulatory current liabilities as of the end of the period.",
        "label": "Regulatory Liability, Current",
        "terseLabel": "Regulatory Liabilities",
        "verboseLabel": "Regulatory liabilities, current"
       }
      }
     },
     "localname": "RegulatoryLiabilityCurrent",
     "nsuri": "http://fasb.org/us-gaap/2020-01-31",
     "presentation": [
      "http://www.otpco.com/role/ConsolidatedBalanceSheets",
      "http://www.otpco.com/role/RegulatoryMattersRegulatoryAssetsandLiabilitiesDetails"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_RegulatoryLiabilityDomain": {
     "auth_ref": [
      "r525"
     ],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Rate action of a regulator resulting in accrual of costs or expenses.",
        "label": "Regulatory Liability [Domain]",
        "terseLabel": "Regulatory Liability [Domain]"
       }
      }
     },
     "localname": "RegulatoryLiabilityDomain",
     "nsuri": "http://fasb.org/us-gaap/2020-01-31",
     "presentation": [
      "http://www.otpco.com/role/RegulatoryMattersRegulatoryAssetsandLiabilitiesDetails"
     ],
     "xbrltype": "domainItemType"
    },
    "us-gaap_RegulatoryLiabilityNoncurrent": {
     "auth_ref": [
      "r53"
     ],
     "calculation": {
      "http://www.otpco.com/role/ConsolidatedBalanceSheets": {
       "order": 1.0,
       "parentTag": "us-gaap_LiabilitiesNoncurrent",
       "weight": 1.0
      }
     },
     "crdr": "credit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "The amount for the individual regulatory noncurrent liability as itemized in a table of regulatory noncurrent liabilities as of the end of the period.",
        "label": "Regulatory Liability, Noncurrent",
        "terseLabel": "Regulatory liabilities, long -term",
        "verboseLabel": "Regulatory Liabilities"
       }
      }
     },
     "localname": "RegulatoryLiabilityNoncurrent",
     "nsuri": "http://fasb.org/us-gaap/2020-01-31",
     "presentation": [
      "http://www.otpco.com/role/ConsolidatedBalanceSheets",
      "http://www.otpco.com/role/RegulatoryMattersRegulatoryAssetsandLiabilitiesDetails"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_RepaymentsOfLongTermDebt": {
     "auth_ref": [
      "r97"
     ],
     "calculation": {
      "http://www.otpco.com/role/ConsolidatedStatementsofCashFlows": {
       "order": 9.0,
       "parentTag": "us-gaap_NetCashProvidedByUsedInFinancingActivities",
       "weight": -1.0
      }
     },
     "crdr": "credit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "The cash outflow for debt initially having maturity due after one year or beyond the normal operating cycle, if longer.",
        "label": "Repayments of Long-term Debt",
        "negatedLabel": "Payments for Retirement of Long-Term Debt"
       }
      }
     },
     "localname": "RepaymentsOfLongTermDebt",
     "nsuri": "http://fasb.org/us-gaap/2020-01-31",
     "presentation": [
      "http://www.otpco.com/role/ConsolidatedStatementsofCashFlows"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_RestrictedStockMember": {
     "auth_ref": [
      "r140"
     ],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Stock including a provision that prohibits sale or substantive sale of an equity instrument for a specified period of time or until specified performance conditions are met.",
        "label": "Restricted Stock [Member]",
        "terseLabel": "Stock Awards"
       }
      }
     },
     "localname": "RestrictedStockMember",
     "nsuri": "http://fasb.org/us-gaap/2020-01-31",
     "presentation": [
      "http://www.otpco.com/role/EarningsPerShareDetails",
      "http://www.otpco.com/role/ShareBasedPaymentsNarrativeDetails",
      "http://www.otpco.com/role/ShareBasedPaymentsSummaryofRestrictedStockAwardsandStockPerformanceAwardsDetails",
      "http://www.otpco.com/role/ShareBasedPaymentsTables"
     ],
     "xbrltype": "domainItemType"
    },
    "us-gaap_RetainedEarningsAccumulatedDeficit": {
     "auth_ref": [
      "r31",
      "r251",
      "r383",
      "r501",
      "r519",
      "r521"
     ],
     "calculation": {
      "http://www.otpco.com/role/ConsolidatedBalanceSheets": {
       "order": 4.0,
       "parentTag": "us-gaap_StockholdersEquity",
       "weight": 1.0
      }
     },
     "crdr": "credit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "The cumulative amount of the reporting entity's undistributed earnings or deficit.",
        "label": "Retained Earnings (Accumulated Deficit)",
        "terseLabel": "Retained Earnings"
       }
      }
     },
     "localname": "RetainedEarningsAccumulatedDeficit",
     "nsuri": "http://fasb.org/us-gaap/2020-01-31",
     "presentation": [
      "http://www.otpco.com/role/ConsolidatedBalanceSheets"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_RetainedEarningsMember": {
     "auth_ref": [
      "r115",
      "r116",
      "r117",
      "r119",
      "r125",
      "r127",
      "r208",
      "r380",
      "r381",
      "r382",
      "r399",
      "r400",
      "r516",
      "r518"
     ],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "The cumulative amount of the reporting entity's undistributed earnings or deficit.",
        "label": "Retained Earnings [Member]",
        "terseLabel": "Retained Earnings"
       }
      }
     },
     "localname": "RetainedEarningsMember",
     "nsuri": "http://fasb.org/us-gaap/2020-01-31",
     "presentation": [
      "http://www.otpco.com/role/ConsolidatedStatementsofShareholdersEquity"
     ],
     "xbrltype": "domainItemType"
    },
    "us-gaap_RetirementPlanTypeAxis": {
     "auth_ref": [
      "r272",
      "r273",
      "r274",
      "r277",
      "r278",
      "r279",
      "r280",
      "r281",
      "r282",
      "r283",
      "r284",
      "r285",
      "r286",
      "r287",
      "r288",
      "r289",
      "r290",
      "r291",
      "r292",
      "r293",
      "r294",
      "r295",
      "r296",
      "r297",
      "r298",
      "r299",
      "r301",
      "r302",
      "r303",
      "r304",
      "r305",
      "r306",
      "r307",
      "r308",
      "r309",
      "r310",
      "r311",
      "r312",
      "r313",
      "r314",
      "r315",
      "r316",
      "r317",
      "r318",
      "r319",
      "r320",
      "r321",
      "r322",
      "r324",
      "r327",
      "r331",
      "r334",
      "r335",
      "r336",
      "r337",
      "r338",
      "r339",
      "r340",
      "r341",
      "r342",
      "r343",
      "r344",
      "r345",
      "r348",
      "r349",
      "r350",
      "r351",
      "r352",
      "r353",
      "r355",
      "r356",
      "r357",
      "r358"
     ],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Information by type of retirement benefit plan. Includes, but is not limited to, retirement benefit arrangement for defined benefit pension and other postretirement plans, retirement benefit arrangement for defined contribution pension and other postretirement plans, and special and contractual termination benefits payable upon retirement.",
        "label": "Retirement Plan Type [Axis]",
        "terseLabel": "Retirement Plan Type [Axis]"
       }
      }
     },
     "localname": "RetirementPlanTypeAxis",
     "nsuri": "http://fasb.org/us-gaap/2020-01-31",
     "presentation": [
      "http://www.otpco.com/role/PensionPlanandOtherPostretirementBenefitsComponentsofNetPeriodicBenefitCostDetails",
      "http://www.otpco.com/role/PensionPlanandOtherPostretirementBenefitsNarrativeDetails"
     ],
     "xbrltype": "stringItemType"
    },
    "us-gaap_RetirementPlanTypeDomain": {
     "auth_ref": [
      "r272",
      "r273",
      "r274",
      "r277",
      "r278",
      "r279",
      "r280",
      "r281",
      "r282",
      "r283",
      "r284",
      "r285",
      "r286",
      "r287",
      "r288",
      "r289",
      "r290",
      "r291",
      "r292",
      "r293",
      "r294",
      "r295",
      "r296",
      "r297",
      "r298",
      "r299",
      "r301",
      "r302",
      "r303",
      "r304",
      "r305",
      "r306",
      "r307",
      "r308",
      "r309",
      "r310",
      "r311",
      "r312",
      "r313",
      "r314",
      "r315",
      "r316",
      "r317",
      "r318",
      "r319",
      "r320",
      "r321",
      "r322",
      "r324",
      "r327",
      "r331",
      "r334",
      "r335",
      "r336",
      "r337",
      "r338",
      "r339",
      "r340",
      "r341",
      "r342",
      "r343",
      "r344",
      "r345",
      "r348",
      "r349",
      "r350",
      "r351",
      "r352",
      "r353",
      "r355",
      "r356",
      "r357",
      "r358"
     ],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Type of plan designed to provide participants with retirement benefits. Includes, but is not limited to, retirement benefit arrangement for defined benefit pension and other postretirement plans, retirement benefit arrangement for defined contribution pension and other postretirement plans, and special and contractual termination benefits payable upon retirement.",
        "label": "Retirement Plan Type [Domain]",
        "terseLabel": "Retirement Plan Type [Domain]"
       }
      }
     },
     "localname": "RetirementPlanTypeDomain",
     "nsuri": "http://fasb.org/us-gaap/2020-01-31",
     "presentation": [
      "http://www.otpco.com/role/PensionPlanandOtherPostretirementBenefitsComponentsofNetPeriodicBenefitCostDetails",
      "http://www.otpco.com/role/PensionPlanandOtherPostretirementBenefitsNarrativeDetails"
     ],
     "xbrltype": "domainItemType"
    },
    "us-gaap_RevenueFromContractWithCustomerAbstract": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "label": "Revenue from Contract with Customer [Abstract]"
       }
      }
     },
     "localname": "RevenueFromContractWithCustomerAbstract",
     "nsuri": "http://fasb.org/us-gaap/2020-01-31",
     "xbrltype": "stringItemType"
    },
    "us-gaap_RevenueFromContractWithCustomerExcludingAssessedTax": {
     "auth_ref": [
      "r160",
      "r161",
      "r174",
      "r180",
      "r181",
      "r188",
      "r189",
      "r191",
      "r261",
      "r262",
      "r480"
     ],
     "calculation": {
      "http://www.otpco.com/role/RevenueDetails": {
       "order": 1.0,
       "parentTag": "us-gaap_Revenues",
       "weight": 1.0
      }
     },
     "crdr": "credit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Amount, excluding tax collected from customer, of revenue from satisfaction of performance obligation by transferring promised good or service to customer. Tax collected from customer is tax assessed by governmental authority that is both imposed on and concurrent with specific revenue-producing transaction, including, but not limited to, sales, use, value added and excise.",
        "label": "Revenue from Contract with Customer, Excluding Assessed Tax",
        "verboseLabel": "Total Operating Revenues from Contracts with Customers"
       }
      }
     },
     "localname": "RevenueFromContractWithCustomerExcludingAssessedTax",
     "nsuri": "http://fasb.org/us-gaap/2020-01-31",
     "presentation": [
      "http://www.otpco.com/role/RevenueDetails"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_RevenueFromContractWithCustomerTextBlock": {
     "auth_ref": [
      "r253",
      "r254",
      "r255",
      "r256",
      "r257",
      "r258",
      "r259",
      "r260",
      "r263",
      "r271"
     ],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "The entire disclosure of revenue from contract with customer to transfer good or service and to transfer nonfinancial asset. Includes, but is not limited to, disaggregation of revenue, credit loss recognized from contract with customer, judgment and change in judgment related to contract with customer, and asset recognized from cost incurred to obtain or fulfill contract with customer. Excludes insurance and lease contracts.",
        "label": "Revenue from Contract with Customer [Text Block]",
        "terseLabel": "Revenue"
       }
      }
     },
     "localname": "RevenueFromContractWithCustomerTextBlock",
     "nsuri": "http://fasb.org/us-gaap/2020-01-31",
     "presentation": [
      "http://www.otpco.com/role/Revenue"
     ],
     "xbrltype": "textBlockItemType"
    },
    "us-gaap_RevenueNotFromContractWithCustomer": {
     "auth_ref": [
      "r83"
     ],
     "calculation": {
      "http://www.otpco.com/role/RevenueDetails": {
       "order": 2.0,
       "parentTag": "us-gaap_Revenues",
       "weight": 1.0
      }
     },
     "crdr": "credit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Amount of revenue that is not accounted for under Topic 606.",
        "label": "Revenue Not from Contract with Customer",
        "terseLabel": "Electric Segment - Alternative Revenue Program Revenues"
       }
      }
     },
     "localname": "RevenueNotFromContractWithCustomer",
     "nsuri": "http://fasb.org/us-gaap/2020-01-31",
     "presentation": [
      "http://www.otpco.com/role/RevenueDetails"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_Revenues": {
     "auth_ref": [
      "r83",
      "r110",
      "r160",
      "r161",
      "r174",
      "r180",
      "r181",
      "r188",
      "r189",
      "r191",
      "r204",
      "r435",
      "r493"
     ],
     "calculation": {
      "http://www.otpco.com/role/ConsolidatedStatementsofIncome": {
       "order": 1.0,
       "parentTag": "us-gaap_OperatingIncomeLoss",
       "weight": 1.0
      },
      "http://www.otpco.com/role/RevenueDetails": {
       "order": null,
       "parentTag": null,
       "root": true,
       "weight": null
      }
     },
     "crdr": "credit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Amount of revenue recognized from goods sold, services rendered, insurance premiums, or other activities that constitute an earning process. Includes, but is not limited to, investment and interest income before deduction of interest expense when recognized as a component of revenue, and sales and trading gain (loss).",
        "label": "Revenues",
        "terseLabel": "Total Operating Revenues",
        "totalLabel": "Total Operating Revenues"
       }
      }
     },
     "localname": "Revenues",
     "nsuri": "http://fasb.org/us-gaap/2020-01-31",
     "presentation": [
      "http://www.otpco.com/role/ConsolidatedStatementsofIncome",
      "http://www.otpco.com/role/RevenueDetails",
      "http://www.otpco.com/role/SegmentInformationBusinessSegmentsDetails"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_RevenuesAbstract": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "label": "Revenues [Abstract]",
        "terseLabel": "Operating Revenues"
       }
      }
     },
     "localname": "RevenuesAbstract",
     "nsuri": "http://fasb.org/us-gaap/2020-01-31",
     "presentation": [
      "http://www.otpco.com/role/ConsolidatedStatementsofIncome"
     ],
     "xbrltype": "stringItemType"
    },
    "us-gaap_SaleOfStockNameOfTransactionDomain": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Sale of the entity's stock, including, but not limited to, initial public offering (IPO) and private placement.",
        "label": "Sale of Stock [Domain]",
        "terseLabel": "Sale of Stock [Domain]"
       }
      }
     },
     "localname": "SaleOfStockNameOfTransactionDomain",
     "nsuri": "http://fasb.org/us-gaap/2020-01-31",
     "presentation": [
      "http://www.otpco.com/role/StockholdersEquityDetails"
     ],
     "xbrltype": "domainItemType"
    },
    "us-gaap_SaleOfStockNumberOfSharesIssuedInTransaction": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "The number of shares issued or sold by the subsidiary or equity method investee per stock transaction.",
        "label": "Sale of Stock, Number of Shares Issued in Transaction",
        "terseLabel": "Number of shares issued (in shares)"
       }
      }
     },
     "localname": "SaleOfStockNumberOfSharesIssuedInTransaction",
     "nsuri": "http://fasb.org/us-gaap/2020-01-31",
     "presentation": [
      "http://www.otpco.com/role/StockholdersEquityDetails"
     ],
     "xbrltype": "sharesItemType"
    },
    "us-gaap_ScheduleOfAccountsNotesLoansAndFinancingReceivableTextBlock": {
     "auth_ref": [
      "r58"
     ],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Tabular disclosure of the various types of trade accounts and notes receivable and for each the gross carrying value, allowance, and net carrying value as of the balance sheet date. Presentation is categorized by current, noncurrent and unclassified receivables.",
        "label": "Schedule of Accounts, Notes, Loans and Financing Receivable [Table Text Block]",
        "terseLabel": "Schedule of Receivables"
       }
      }
     },
     "localname": "ScheduleOfAccountsNotesLoansAndFinancingReceivableTextBlock",
     "nsuri": "http://fasb.org/us-gaap/2020-01-31",
     "presentation": [
      "http://www.otpco.com/role/SelectBalanceSheetInformationTables"
     ],
     "xbrltype": "textBlockItemType"
    },
    "us-gaap_ScheduleOfDebtTableTextBlock": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Tabular disclosure of information pertaining to short-term and long-debt instruments or arrangements, including but not limited to identification of terms, features, collateral requirements and other information necessary to a fair presentation.",
        "label": "Schedule of Debt [Table Text Block]",
        "terseLabel": "Schedule of Debt"
       }
      }
     },
     "localname": "ScheduleOfDebtTableTextBlock",
     "nsuri": "http://fasb.org/us-gaap/2020-01-31",
     "presentation": [
      "http://www.otpco.com/role/ShortTermandLongTermBorrowingsTables"
     ],
     "xbrltype": "textBlockItemType"
    },
    "us-gaap_ScheduleOfDefinedBenefitPlansDisclosuresTable": {
     "auth_ref": [
      "r330",
      "r331",
      "r332",
      "r333",
      "r344"
     ],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Disclosures about an individual defined benefit pension plan or an other postretirement defined benefit plan. It may be appropriate to group certain similar plans.  Also includes schedule for fair value of plan assets by major categories of plan assets by the level within the fair value hierarchy in which the fair value measurements in their entirety fall, segregating fair value measurements using quoted prices in active markets for identical assets or liabilities (Level 1), Significant other observable inputs (Level 2), and significant unobservable inputs (Level 3).",
        "label": "Schedule of Defined Benefit Plans Disclosures [Table]",
        "terseLabel": "Schedule of Defined Benefit Plans Disclosures [Table]"
       }
      }
     },
     "localname": "ScheduleOfDefinedBenefitPlansDisclosuresTable",
     "nsuri": "http://fasb.org/us-gaap/2020-01-31",
     "presentation": [
      "http://www.otpco.com/role/PensionPlanandOtherPostretirementBenefitsComponentsofNetPeriodicBenefitCostDetails",
      "http://www.otpco.com/role/PensionPlanandOtherPostretirementBenefitsNarrativeDetails"
     ],
     "xbrltype": "stringItemType"
    },
    "us-gaap_ScheduleOfEarningsPerShareBasicAndDilutedTableTextBlock": {
     "auth_ref": [
      "r139"
     ],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Tabular disclosure of an entity's basic and diluted earnings per share calculations, including a reconciliation of numerators and denominators of the basic and diluted per-share computations for income from continuing operations.",
        "label": "Schedule of Earnings Per Share, Basic and Diluted [Table Text Block]",
        "terseLabel": "Schedule of Earnings Per Share, Basic and Diluted"
       }
      }
     },
     "localname": "ScheduleOfEarningsPerShareBasicAndDilutedTableTextBlock",
     "nsuri": "http://fasb.org/us-gaap/2020-01-31",
     "presentation": [
      "http://www.otpco.com/role/EarningsPerShareTables"
     ],
     "xbrltype": "textBlockItemType"
    },
    "us-gaap_ScheduleOfEarningsPerShareDilutedByCommonClassTable": {
     "auth_ref": [
      "r131",
      "r135",
      "r137",
      "r139",
      "r144"
     ],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Complete disclosure pertaining to an entity's diluted earnings per share.",
        "label": "Schedule of Earnings Per Share, Diluted, by Common Class, Including Two Class Method [Table]",
        "terseLabel": "Schedule of Earnings Per Share, Diluted, by Common Class, Including Two Class Method [Table]"
       }
      }
     },
     "localname": "ScheduleOfEarningsPerShareDilutedByCommonClassTable",
     "nsuri": "http://fasb.org/us-gaap/2020-01-31",
     "presentation": [
      "http://www.otpco.com/role/EarningsPerShareDetails"
     ],
     "xbrltype": "stringItemType"
    },
    "us-gaap_ScheduleOfEffectiveIncomeTaxRateReconciliationTableTextBlock": {
     "auth_ref": [
      "r394"
     ],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Tabular disclosure of the reconciliation using percentage or dollar amounts of the reported amount of income tax expense attributable to continuing operations for the year to the amount of income tax expense that would result from applying domestic federal statutory tax rates to pretax income from continuing operations.",
        "label": "Schedule of Effective Income Tax Rate Reconciliation [Table Text Block]",
        "terseLabel": "Schedule of Effective Income Tax Rate Reconciliation"
       }
      }
     },
     "localname": "ScheduleOfEffectiveIncomeTaxRateReconciliationTableTextBlock",
     "nsuri": "http://fasb.org/us-gaap/2020-01-31",
     "presentation": [
      "http://www.otpco.com/role/IncomeTaxesTables"
     ],
     "xbrltype": "textBlockItemType"
    },
    "us-gaap_ScheduleOfInventoryCurrentTableTextBlock": {
     "auth_ref": [
      "r9",
      "r37",
      "r38",
      "r39"
     ],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Tabular disclosure of the carrying amount as of the balance sheet date of merchandise, goods, commodities, or supplies held for future sale or to be used in manufacturing, servicing or production process.",
        "label": "Schedule of Inventory, Current [Table Text Block]",
        "terseLabel": "Schedule of Inventories"
       }
      }
     },
     "localname": "ScheduleOfInventoryCurrentTableTextBlock",
     "nsuri": "http://fasb.org/us-gaap/2020-01-31",
     "presentation": [
      "http://www.otpco.com/role/SelectBalanceSheetInformationTables"
     ],
     "xbrltype": "textBlockItemType"
    },
    "us-gaap_ScheduleOfLineOfCreditFacilitiesTextBlock": {
     "auth_ref": [
      "r47",
      "r112"
     ],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Tabular disclosure of short-term or long-term contractual arrangements with lenders, including letters of credit, standby letters of credit, and revolving credit arrangements, under which borrowings can be made up to maximum amount as of any point in time conditional on satisfaction of specified terms before, as of and after the date of drawdowns on the line.",
        "label": "Schedule of Line of Credit Facilities [Table Text Block]",
        "terseLabel": "Schedule of Line of Credit Facilities"
       }
      }
     },
     "localname": "ScheduleOfLineOfCreditFacilitiesTextBlock",
     "nsuri": "http://fasb.org/us-gaap/2020-01-31",
     "presentation": [
      "http://www.otpco.com/role/ShortTermandLongTermBorrowingsTables"
     ],
     "xbrltype": "textBlockItemType"
    },
    "us-gaap_ScheduleOfNetBenefitCostsTableTextBlock": {
     "auth_ref": [
      "r310"
     ],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Tabular disclosure of the components of net benefit costs for pension plans and/or other employee benefit plans including service cost, interest cost, expected return on plan assets, gain (loss), prior service cost or credit, transition asset or obligation, and gain (loss) recognized due to settlements or curtailments.",
        "label": "Schedule of Net Benefit Costs [Table Text Block]",
        "terseLabel": "Schedule of Net Benefit Costs"
       }
      }
     },
     "localname": "ScheduleOfNetBenefitCostsTableTextBlock",
     "nsuri": "http://fasb.org/us-gaap/2020-01-31",
     "presentation": [
      "http://www.otpco.com/role/PensionPlanandOtherPostretirementBenefitsTables"
     ],
     "xbrltype": "textBlockItemType"
    },
    "us-gaap_ScheduleOfPropertyPlantAndEquipmentTable": {
     "auth_ref": [
      "r44",
      "r230"
     ],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Disclosure of information about physical assets used in the normal conduct of business and not intended for resale. Includes, but is not limited to, balances by class of assets, depreciation and depletion expense and method used, including composite depreciation, and accumulated deprecation.",
        "label": "Property, Plant and Equipment [Table]",
        "terseLabel": "Property, Plant and Equipment [Table]"
       }
      }
     },
     "localname": "ScheduleOfPropertyPlantAndEquipmentTable",
     "nsuri": "http://fasb.org/us-gaap/2020-01-31",
     "presentation": [
      "http://www.otpco.com/role/SelectBalanceSheetInformationScheduleofPropertyPlantandEquipmentDetails"
     ],
     "xbrltype": "stringItemType"
    },
    "us-gaap_ScheduleOfRegulatoryAssetsAndLiabilitiesTextBlock": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "The entire disclosure for detailed information about regulatory assets and liabilities, including current and noncurrent assets created when regulatory agencies permit the deferral of costs to the balance sheet that would otherwise be required to appear on the company's income statement and would be charged against current expenses or revenues, as well as current and noncurrent liabilities created when regulatory agencies permit.",
        "label": "Schedule of Regulatory Assets and Liabilities [Text Block]",
        "terseLabel": "Regulatory Matters"
       }
      }
     },
     "localname": "ScheduleOfRegulatoryAssetsAndLiabilitiesTextBlock",
     "nsuri": "http://fasb.org/us-gaap/2020-01-31",
     "presentation": [
      "http://www.otpco.com/role/RegulatoryMatters"
     ],
     "xbrltype": "textBlockItemType"
    },
    "us-gaap_ScheduleOfSegmentReportingInformationBySegmentTable": {
     "auth_ref": [
      "r169",
      "r172",
      "r178",
      "r225"
     ],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "A table disclosing the profit or loss and total assets for each reportable segment of the entity. An entity discloses certain information on each reportable segment if the amounts (a) are included in the measure of segment profit or loss reviewed by the chief operating decision maker or (b) are otherwise regularly provided to the chief operating decision maker, even if not included in that measure of segment profit or loss.",
        "label": "Schedule of Segment Reporting Information, by Segment [Table]",
        "terseLabel": "Schedule of Segment Reporting Information, by Segment [Table]"
       }
      }
     },
     "localname": "ScheduleOfSegmentReportingInformationBySegmentTable",
     "nsuri": "http://fasb.org/us-gaap/2020-01-31",
     "presentation": [
      "http://www.otpco.com/role/SegmentInformationBusinessSegmentsDetails"
     ],
     "xbrltype": "stringItemType"
    },
    "us-gaap_ScheduleOfSegmentReportingInformationBySegmentTextBlock": {
     "auth_ref": [
      "r169",
      "r172",
      "r178",
      "r225"
     ],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Tabular disclosure of the profit or loss and total assets for each reportable segment. An entity discloses certain information on each reportable segment if the amounts (a) are included in the measure of segment profit or loss reviewed by the chief operating decision maker or (b) are otherwise regularly provided to the chief operating decision maker, even if not included in that measure of segment profit or loss.",
        "label": "Schedule of Segment Reporting Information, by Segment [Table Text Block]",
        "terseLabel": "Schedule of Segment Reporting Information, by Segment"
       }
      }
     },
     "localname": "ScheduleOfSegmentReportingInformationBySegmentTextBlock",
     "nsuri": "http://fasb.org/us-gaap/2020-01-31",
     "presentation": [
      "http://www.otpco.com/role/SegmentInformationTables"
     ],
     "xbrltype": "textBlockItemType"
    },
    "us-gaap_ScheduleOfShareBasedCompensationArrangementsByShareBasedPaymentAwardTable": {
     "auth_ref": [
      "r364",
      "r379"
     ],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Disclosure of information about share-based payment arrangement.",
        "label": "Schedule of Share-based Compensation Arrangements by Share-based Payment Award [Table]",
        "terseLabel": "Schedule of Share-based Compensation Arrangements by Share-based Payment Award [Table]"
       }
      }
     },
     "localname": "ScheduleOfShareBasedCompensationArrangementsByShareBasedPaymentAwardTable",
     "nsuri": "http://fasb.org/us-gaap/2020-01-31",
     "presentation": [
      "http://www.otpco.com/role/ShareBasedPaymentsNarrativeDetails",
      "http://www.otpco.com/role/ShareBasedPaymentsSummaryofRestrictedStockAwardsandStockPerformanceAwardsDetails",
      "http://www.otpco.com/role/ShareBasedPaymentsTables",
      "http://www.otpco.com/role/ShareBasedPaymentsWeightedAverageAssumptionsDetails"
     ],
     "xbrltype": "stringItemType"
    },
    "us-gaap_ScheduleOfStockByClassTable": {
     "auth_ref": [
      "r56",
      "r108",
      "r147",
      "r148",
      "r241",
      "r242",
      "r243",
      "r245",
      "r246",
      "r247",
      "r248",
      "r249",
      "r250",
      "r251"
     ],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Schedule detailing information related to equity by class of stock. Class of stock includes common, convertible, and preferred stocks which are not redeemable or redeemable solely at the option of the issuer. It also includes preferred stock with redemption features that are solely within the control of the issuer and mandatorily redeemable stock if redemption is required to occur only upon liquidation or termination of the reporting entity.",
        "label": "Schedule of Stock by Class [Table]",
        "terseLabel": "Schedule of Stock by Class [Table]"
       }
      }
     },
     "localname": "ScheduleOfStockByClassTable",
     "nsuri": "http://fasb.org/us-gaap/2020-01-31",
     "presentation": [
      "http://www.otpco.com/role/StockholdersEquityDetails"
     ],
     "xbrltype": "stringItemType"
    },
    "us-gaap_SegmentDomain": {
     "auth_ref": [
      "r156",
      "r160",
      "r161",
      "r162",
      "r163",
      "r164",
      "r165",
      "r166",
      "r167",
      "r168",
      "r169",
      "r170",
      "r171",
      "r174",
      "r175",
      "r176",
      "r177",
      "r179",
      "r180",
      "r181",
      "r182",
      "r183",
      "r185",
      "r191",
      "r512"
     ],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Components of an entity that engage in business activities from which they may earn revenue and incur expenses, including transactions with other components of the same entity.",
        "label": "Segments [Domain]",
        "terseLabel": "Segments [Domain]"
       }
      }
     },
     "localname": "SegmentDomain",
     "nsuri": "http://fasb.org/us-gaap/2020-01-31",
     "presentation": [
      "http://www.otpco.com/role/RevenueDetails",
      "http://www.otpco.com/role/SegmentInformationBusinessSegmentsDetails"
     ],
     "xbrltype": "domainItemType"
    },
    "us-gaap_SegmentReportingAbstract": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "label": "Segment Reporting [Abstract]"
       }
      }
     },
     "localname": "SegmentReportingAbstract",
     "nsuri": "http://fasb.org/us-gaap/2020-01-31",
     "xbrltype": "stringItemType"
    },
    "us-gaap_SegmentReportingDisclosureTextBlock": {
     "auth_ref": [
      "r156",
      "r158",
      "r159",
      "r169",
      "r173",
      "r179",
      "r183",
      "r184",
      "r185",
      "r186",
      "r188",
      "r190",
      "r191",
      "r192"
     ],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "The entire disclosure for reporting segments including data and tables. Reportable segments include those that meet any of the following quantitative thresholds a) it's reported revenue, including sales to external customers and intersegment sales or transfers is 10 percent or more of the combined revenue, internal and external, of all operating segments b) the absolute amount of its reported profit or loss is 10 percent or more of the greater, in absolute amount of 1) the combined reported profit of all operating segments that did not report a loss or 2) the combined reported loss of all operating segments that did report a loss c) its assets are 10 percent or more of the combined assets of all operating segments.",
        "label": "Segment Reporting Disclosure [Text Block]",
        "terseLabel": "Segment Information"
       }
      }
     },
     "localname": "SegmentReportingDisclosureTextBlock",
     "nsuri": "http://fasb.org/us-gaap/2020-01-31",
     "presentation": [
      "http://www.otpco.com/role/SegmentInformation"
     ],
     "xbrltype": "textBlockItemType"
    },
    "us-gaap_SegmentReportingInformationLineItems": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table.",
        "label": "Segment Reporting Information [Line Items]",
        "terseLabel": "Segment Reporting Information [Line Items]"
       }
      }
     },
     "localname": "SegmentReportingInformationLineItems",
     "nsuri": "http://fasb.org/us-gaap/2020-01-31",
     "presentation": [
      "http://www.otpco.com/role/SegmentInformationBusinessSegmentsDetails"
     ],
     "xbrltype": "stringItemType"
    },
    "us-gaap_ShareBasedCompensation": {
     "auth_ref": [
      "r103"
     ],
     "calculation": {
      "http://www.otpco.com/role/ConsolidatedStatementsofCashFlows": {
       "order": 5.0,
       "parentTag": "us-gaap_NetCashProvidedByUsedInOperatingActivities",
       "weight": 1.0
      }
     },
     "crdr": "debit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Amount of noncash expense for share-based payment arrangement.",
        "label": "Share-based Payment Arrangement, Noncash Expense",
        "terseLabel": "Stock Compensation Expense"
       }
      }
     },
     "localname": "ShareBasedCompensation",
     "nsuri": "http://fasb.org/us-gaap/2020-01-31",
     "presentation": [
      "http://www.otpco.com/role/ConsolidatedStatementsofCashFlows"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardAwardVestingPeriod1": {
     "auth_ref": [
      "r365"
     ],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Period over which grantee's right to exercise award under share-based payment arrangement is no longer contingent on satisfaction of service or performance condition, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents reported fact of one year, five months, and thirteen days. Includes, but is not limited to, combination of market, performance or service condition.",
        "label": "Share-based Compensation Arrangement by Share-based Payment Award, Award Vesting Period",
        "terseLabel": "Award vesting period"
       }
      }
     },
     "localname": "ShareBasedCompensationArrangementByShareBasedPaymentAwardAwardVestingPeriod1",
     "nsuri": "http://fasb.org/us-gaap/2020-01-31",
     "presentation": [
      "http://www.otpco.com/role/ShareBasedPaymentsNarrativeDetails"
     ],
     "xbrltype": "durationItemType"
    },
    "us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsForfeitedInPeriod": {
     "auth_ref": [
      "r367"
     ],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "The number of equity-based payment instruments, excluding stock (or unit) options, that were forfeited during the reporting period.",
        "label": "Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Forfeited in Period",
        "negatedTerseLabel": "Forfeited (in shares)"
       }
      }
     },
     "localname": "ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsForfeitedInPeriod",
     "nsuri": "http://fasb.org/us-gaap/2020-01-31",
     "presentation": [
      "http://www.otpco.com/role/ShareBasedPaymentsSummaryofRestrictedStockAwardsandStockPerformanceAwardsDetails"
     ],
     "xbrltype": "sharesItemType"
    },
    "us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsForfeituresWeightedAverageGrantDateFairValue": {
     "auth_ref": [
      "r371"
     ],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Weighted average fair value as of the grant date of equity-based award plans other than stock (unit) option plans that were not exercised or put into effect as a result of the occurrence of a terminating event.",
        "label": "Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Forfeitures, Weighted Average Grant Date Fair Value",
        "terseLabel": "Forfeited (in dollars per share)"
       }
      }
     },
     "localname": "ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsForfeituresWeightedAverageGrantDateFairValue",
     "nsuri": "http://fasb.org/us-gaap/2020-01-31",
     "presentation": [
      "http://www.otpco.com/role/ShareBasedPaymentsSummaryofRestrictedStockAwardsandStockPerformanceAwardsDetails"
     ],
     "xbrltype": "perShareItemType"
    },
    "us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsGrantsInPeriod": {
     "auth_ref": [
      "r369"
     ],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "The number of grants made during the period on other than stock (or unit) option plans (for example, phantom stock or unit plan, stock or unit appreciation rights plan, performance target plan).",
        "label": "Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Grants in Period",
        "terseLabel": "Granted (in shares)"
       }
      }
     },
     "localname": "ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsGrantsInPeriod",
     "nsuri": "http://fasb.org/us-gaap/2020-01-31",
     "presentation": [
      "http://www.otpco.com/role/ShareBasedPaymentsSummaryofRestrictedStockAwardsandStockPerformanceAwardsDetails"
     ],
     "xbrltype": "sharesItemType"
    },
    "us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsGrantsInPeriodWeightedAverageGrantDateFairValue": {
     "auth_ref": [
      "r369"
     ],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "The weighted average fair value at grant date for nonvested equity-based awards issued during the period on other than stock (or unit) option plans (for example, phantom stock or unit plan, stock or unit appreciation rights plan, performance target plan).",
        "label": "Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Grants in Period, Weighted Average Grant Date Fair Value",
        "terseLabel": "Granted (in dollars per share)"
       }
      }
     },
     "localname": "ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsGrantsInPeriodWeightedAverageGrantDateFairValue",
     "nsuri": "http://fasb.org/us-gaap/2020-01-31",
     "presentation": [
      "http://www.otpco.com/role/ShareBasedPaymentsSummaryofRestrictedStockAwardsandStockPerformanceAwardsDetails"
     ],
     "xbrltype": "perShareItemType"
    },
    "us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNonvestedNumber": {
     "auth_ref": [
      "r368"
     ],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "The number of non-vested equity-based payment instruments, excluding stock (or unit) options, that validly exist and are outstanding as of the balance sheet date.",
        "label": "Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Nonvested, Number",
        "periodEndLabel": "End of year (in shares)",
        "periodStartLabel": "Beginning of year (in shares)"
       }
      }
     },
     "localname": "ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNonvestedNumber",
     "nsuri": "http://fasb.org/us-gaap/2020-01-31",
     "presentation": [
      "http://www.otpco.com/role/ShareBasedPaymentsSummaryofRestrictedStockAwardsandStockPerformanceAwardsDetails"
     ],
     "xbrltype": "sharesItemType"
    },
    "us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNonvestedRollForward": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "A roll forward is a reconciliation of a concept from the beginning of a period to the end of a period.",
        "label": "Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Nonvested, Number of Shares [Roll Forward]",
        "terseLabel": "Shares"
       }
      }
     },
     "localname": "ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNonvestedRollForward",
     "nsuri": "http://fasb.org/us-gaap/2020-01-31",
     "presentation": [
      "http://www.otpco.com/role/ShareBasedPaymentsSummaryofRestrictedStockAwardsandStockPerformanceAwardsDetails"
     ],
     "xbrltype": "stringItemType"
    },
    "us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNonvestedWeightedAverageGrantDateFairValue": {
     "auth_ref": [
      "r368"
     ],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Per share or unit weighted-average fair value of nonvested award under share-based payment arrangement. Excludes share and unit options.",
        "label": "Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Nonvested, Weighted Average Grant Date Fair Value",
        "periodEndLabel": "End of year (in dollars per share)",
        "periodStartLabel": "Beginning of year (in dollars per share)"
       }
      }
     },
     "localname": "ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNonvestedWeightedAverageGrantDateFairValue",
     "nsuri": "http://fasb.org/us-gaap/2020-01-31",
     "presentation": [
      "http://www.otpco.com/role/ShareBasedPaymentsSummaryofRestrictedStockAwardsandStockPerformanceAwardsDetails"
     ],
     "xbrltype": "perShareItemType"
    },
    "us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNonvestedWeightedAverageGrantDateFairValueRollForward": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "A roll forward is a reconciliation of a concept from the beginning of a period to the end of a period.",
        "label": "Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Nonvested, Weighted Average Grant Date Fair Value [Abstract]",
        "terseLabel": "Weighted Average Grant-Date Fair Value"
       }
      }
     },
     "localname": "ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNonvestedWeightedAverageGrantDateFairValueRollForward",
     "nsuri": "http://fasb.org/us-gaap/2020-01-31",
     "presentation": [
      "http://www.otpco.com/role/ShareBasedPaymentsSummaryofRestrictedStockAwardsandStockPerformanceAwardsDetails"
     ],
     "xbrltype": "stringItemType"
    },
    "us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsVestedInPeriod": {
     "auth_ref": [
      "r370"
     ],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "The number of equity-based payment instruments, excluding stock (or unit) options, that vested during the reporting period.",
        "label": "Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Vested in Period",
        "negatedTerseLabel": "Vested (in shares)"
       }
      }
     },
     "localname": "ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsVestedInPeriod",
     "nsuri": "http://fasb.org/us-gaap/2020-01-31",
     "presentation": [
      "http://www.otpco.com/role/ShareBasedPaymentsSummaryofRestrictedStockAwardsandStockPerformanceAwardsDetails"
     ],
     "xbrltype": "sharesItemType"
    },
    "us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsVestedInPeriodTotalFairValue": {
     "auth_ref": [
      "r372"
     ],
     "crdr": "debit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Fair value of share-based awards for which the grantee gained the right by satisfying service and performance requirements, to receive or retain shares or units, other instruments, or cash.",
        "label": "Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Vested in Period, Fair Value",
        "terseLabel": "Fair value of awards vested"
       }
      }
     },
     "localname": "ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsVestedInPeriodTotalFairValue",
     "nsuri": "http://fasb.org/us-gaap/2020-01-31",
     "presentation": [
      "http://www.otpco.com/role/ShareBasedPaymentsNarrativeDetails"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsVestedInPeriodWeightedAverageGrantDateFairValue": {
     "auth_ref": [
      "r370"
     ],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "The weighted average fair value as of grant date pertaining to an equity-based award plan other than a stock (or unit) option plan for which the grantee gained the right during the reporting period, by satisfying service and performance requirements, to receive or retain shares or units, other instruments, or cash in accordance with the terms of the arrangement.",
        "label": "Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Vested in Period, Weighted Average Grant Date Fair Value",
        "terseLabel": "Vested (in dollars per share)"
       }
      }
     },
     "localname": "ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsVestedInPeriodWeightedAverageGrantDateFairValue",
     "nsuri": "http://fasb.org/us-gaap/2020-01-31",
     "presentation": [
      "http://www.otpco.com/role/ShareBasedPaymentsSummaryofRestrictedStockAwardsandStockPerformanceAwardsDetails"
     ],
     "xbrltype": "perShareItemType"
    },
    "us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardFairValueAssumptionsExpectedDividendRate": {
     "auth_ref": [
      "r375"
     ],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "The estimated dividend rate (a percentage of the share price) to be paid (expected dividends) to holders of the underlying shares over the option's term.",
        "label": "Share-based Compensation Arrangement by Share-based Payment Award, Fair Value Assumptions, Expected Dividend Rate",
        "terseLabel": "Dividend yield"
       }
      }
     },
     "localname": "ShareBasedCompensationArrangementByShareBasedPaymentAwardFairValueAssumptionsExpectedDividendRate",
     "nsuri": "http://fasb.org/us-gaap/2020-01-31",
     "presentation": [
      "http://www.otpco.com/role/ShareBasedPaymentsWeightedAverageAssumptionsDetails"
     ],
     "xbrltype": "percentItemType"
    },
    "us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardFairValueAssumptionsExpectedVolatilityRate": {
     "auth_ref": [
      "r374"
     ],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "The estimated measure of the percentage by which a share price is expected to fluctuate during a period. Volatility also may be defined as a probability-weighted measure of the dispersion of returns about the mean. The volatility of a share price is the standard deviation of the continuously compounded rates of return on the share over a specified period. That is the same as the standard deviation of the differences in the natural logarithms of the stock prices plus dividends, if any, over the period.",
        "label": "Share-based Compensation Arrangement by Share-based Payment Award, Fair Value Assumptions, Expected Volatility Rate",
        "terseLabel": "Expected volatility"
       }
      }
     },
     "localname": "ShareBasedCompensationArrangementByShareBasedPaymentAwardFairValueAssumptionsExpectedVolatilityRate",
     "nsuri": "http://fasb.org/us-gaap/2020-01-31",
     "presentation": [
      "http://www.otpco.com/role/ShareBasedPaymentsWeightedAverageAssumptionsDetails"
     ],
     "xbrltype": "percentItemType"
    },
    "us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardFairValueAssumptionsRiskFreeInterestRate": {
     "auth_ref": [
      "r376"
     ],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "The risk-free interest rate assumption that is used in valuing an option on its own shares.",
        "label": "Share-based Compensation Arrangement by Share-based Payment Award, Fair Value Assumptions, Risk Free Interest Rate",
        "terseLabel": "Risk-free interest rate"
       }
      }
     },
     "localname": "ShareBasedCompensationArrangementByShareBasedPaymentAwardFairValueAssumptionsRiskFreeInterestRate",
     "nsuri": "http://fasb.org/us-gaap/2020-01-31",
     "presentation": [
      "http://www.otpco.com/role/ShareBasedPaymentsWeightedAverageAssumptionsDetails"
     ],
     "xbrltype": "percentItemType"
    },
    "us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardLineItems": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table.",
        "label": "Share-based Compensation Arrangement by Share-based Payment Award [Line Items]",
        "terseLabel": "Share-based Compensation Arrangement by Share-based Payment Award [Line Items]"
       }
      }
     },
     "localname": "ShareBasedCompensationArrangementByShareBasedPaymentAwardLineItems",
     "nsuri": "http://fasb.org/us-gaap/2020-01-31",
     "presentation": [
      "http://www.otpco.com/role/ShareBasedPaymentsNarrativeDetails",
      "http://www.otpco.com/role/ShareBasedPaymentsSummaryofRestrictedStockAwardsandStockPerformanceAwardsDetails",
      "http://www.otpco.com/role/ShareBasedPaymentsTables",
      "http://www.otpco.com/role/ShareBasedPaymentsWeightedAverageAssumptionsDetails"
     ],
     "xbrltype": "stringItemType"
    },
    "us-gaap_ShareBasedCompensationArrangementsByShareBasedPaymentAwardAwardTypeAndPlanNameDomain": {
     "auth_ref": [
      "r362",
      "r366"
     ],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Award under share-based payment arrangement.",
        "label": "Award Type [Domain]",
        "terseLabel": "Award Type [Domain]"
       }
      }
     },
     "localname": "ShareBasedCompensationArrangementsByShareBasedPaymentAwardAwardTypeAndPlanNameDomain",
     "nsuri": "http://fasb.org/us-gaap/2020-01-31",
     "presentation": [
      "http://www.otpco.com/role/EarningsPerShareDetails",
      "http://www.otpco.com/role/ShareBasedPaymentsNarrativeDetails",
      "http://www.otpco.com/role/ShareBasedPaymentsSummaryofRestrictedStockAwardsandStockPerformanceAwardsDetails",
      "http://www.otpco.com/role/ShareBasedPaymentsTables",
      "http://www.otpco.com/role/ShareBasedPaymentsWeightedAverageAssumptionsDetails"
     ],
     "xbrltype": "domainItemType"
    },
    "us-gaap_SharebasedCompensationArrangementBySharebasedPaymentAwardFairValueAssumptionsExpectedTerm1": {
     "auth_ref": [
      "r373",
      "r384"
     ],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Expected term of award under share-based payment arrangement, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents reported fact of one year, five months, and thirteen days.",
        "label": "Share-based Compensation Arrangement by Share-based Payment Award, Fair Value Assumptions, Expected Term",
        "terseLabel": "Expected term (in years)"
       }
      }
     },
     "localname": "SharebasedCompensationArrangementBySharebasedPaymentAwardFairValueAssumptionsExpectedTerm1",
     "nsuri": "http://fasb.org/us-gaap/2020-01-31",
     "presentation": [
      "http://www.otpco.com/role/ShareBasedPaymentsWeightedAverageAssumptionsDetails"
     ],
     "xbrltype": "durationItemType"
    },
    "us-gaap_SharesOutstanding": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Number of shares issued which are neither cancelled nor held in the treasury.",
        "label": "Shares, Outstanding",
        "periodEndLabel": "Ending balance, shares (in shares)",
        "periodStartLabel": "Beginning balance, shares (in shares)"
       }
      }
     },
     "localname": "SharesOutstanding",
     "nsuri": "http://fasb.org/us-gaap/2020-01-31",
     "presentation": [
      "http://www.otpco.com/role/ConsolidatedStatementsofShareholdersEquity"
     ],
     "xbrltype": "sharesItemType"
    },
    "us-gaap_ShortTermBorrowings": {
     "auth_ref": [
      "r21",
      "r484",
      "r498"
     ],
     "calculation": {
      "http://www.otpco.com/role/ConsolidatedBalanceSheets": {
       "order": 3.0,
       "parentTag": "us-gaap_LiabilitiesCurrent",
       "weight": 1.0
      }
     },
     "crdr": "credit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Reflects the total carrying amount as of the balance sheet date of debt having initial terms less than one year or the normal operating cycle, if longer.",
        "label": "Short-term Debt",
        "terseLabel": "Short-Term Debt",
        "verboseLabel": "Amount Outstanding"
       }
      }
     },
     "localname": "ShortTermBorrowings",
     "nsuri": "http://fasb.org/us-gaap/2020-01-31",
     "presentation": [
      "http://www.otpco.com/role/ConsolidatedBalanceSheets",
      "http://www.otpco.com/role/ShortTermandLongTermBorrowingsLinesofCreditDetails"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_ShorttermDebtFairValue": {
     "auth_ref": [],
     "crdr": "credit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "This element represents the portion of the balance sheet assertion valued at fair value by the entity whether such amount is presented as a separate caption or as a parenthetical disclosure. Additionally, this element may be used in connection with the fair value disclosures required in the footnote disclosures to the financial statements. The element may be used in both the balance sheet and disclosure in the same submission. This item represents the amount of short-term debt existing as of the balance sheet date.",
        "label": "Short-term Debt, Fair Value",
        "negatedLabel": "Short-Term Debt"
       }
      }
     },
     "localname": "ShorttermDebtFairValue",
     "nsuri": "http://fasb.org/us-gaap/2020-01-31",
     "presentation": [
      "http://www.otpco.com/role/FairValueMeasurementsScheduleofFairValueofAssetsandLiabilitiesDetails"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_SignificantAccountingPoliciesTextBlock": {
     "auth_ref": [
      "r114"
     ],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "The entire disclosure for all significant accounting policies of the reporting entity.",
        "label": "Significant Accounting Policies [Text Block]",
        "terseLabel": "Summary of Significant Accounting Policies"
       }
      }
     },
     "localname": "SignificantAccountingPoliciesTextBlock",
     "nsuri": "http://fasb.org/us-gaap/2020-01-31",
     "presentation": [
      "http://www.otpco.com/role/SummaryofSignificantAccountingPolicies"
     ],
     "xbrltype": "textBlockItemType"
    },
    "us-gaap_StatementBusinessSegmentsAxis": {
     "auth_ref": [
      "r0",
      "r156",
      "r160",
      "r161",
      "r162",
      "r163",
      "r164",
      "r165",
      "r166",
      "r167",
      "r168",
      "r169",
      "r170",
      "r171",
      "r174",
      "r175",
      "r176",
      "r177",
      "r179",
      "r180",
      "r181",
      "r182",
      "r183",
      "r185",
      "r191",
      "r225",
      "r231",
      "r232",
      "r233",
      "r512"
     ],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Information by business segments.",
        "label": "Segments [Axis]",
        "terseLabel": "Segments [Axis]"
       }
      }
     },
     "localname": "StatementBusinessSegmentsAxis",
     "nsuri": "http://fasb.org/us-gaap/2020-01-31",
     "presentation": [
      "http://www.otpco.com/role/RevenueDetails",
      "http://www.otpco.com/role/SegmentInformationBusinessSegmentsDetails"
     ],
     "xbrltype": "stringItemType"
    },
    "us-gaap_StatementEquityComponentsAxis": {
     "auth_ref": [
      "r57",
      "r115",
      "r116",
      "r117",
      "r119",
      "r125",
      "r127",
      "r146",
      "r208",
      "r244",
      "r251",
      "r380",
      "r381",
      "r382",
      "r399",
      "r400",
      "r437",
      "r438",
      "r439",
      "r440",
      "r441",
      "r442",
      "r516",
      "r517",
      "r518"
     ],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Information by component of equity.",
        "label": "Equity Components [Axis]",
        "terseLabel": "Equity Components [Axis]"
       }
      }
     },
     "localname": "StatementEquityComponentsAxis",
     "nsuri": "http://fasb.org/us-gaap/2020-01-31",
     "presentation": [
      "http://www.otpco.com/role/ConsolidatedStatementsofShareholdersEquity"
     ],
     "xbrltype": "stringItemType"
    },
    "us-gaap_StatementLineItems": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table.",
        "label": "Statement [Line Items]",
        "terseLabel": "Statement [Line Items]"
       }
      }
     },
     "localname": "StatementLineItems",
     "nsuri": "http://fasb.org/us-gaap/2020-01-31",
     "presentation": [
      "http://www.otpco.com/role/ConsolidatedStatementsofIncome",
      "http://www.otpco.com/role/ConsolidatedStatementsofShareholdersEquity"
     ],
     "xbrltype": "stringItemType"
    },
    "us-gaap_StatementOfCashFlowsAbstract": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "label": "Statement of Cash Flows [Abstract]",
        "terseLabel": "Statement of Cash Flows [Abstract]"
       }
      }
     },
     "localname": "StatementOfCashFlowsAbstract",
     "nsuri": "http://fasb.org/us-gaap/2020-01-31",
     "xbrltype": "stringItemType"
    },
    "us-gaap_StatementOfFinancialPositionAbstract": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "label": "Statement of Financial Position [Abstract]",
        "terseLabel": "Statement of Financial Position [Abstract]"
       }
      }
     },
     "localname": "StatementOfFinancialPositionAbstract",
     "nsuri": "http://fasb.org/us-gaap/2020-01-31",
     "xbrltype": "stringItemType"
    },
    "us-gaap_StatementOfIncomeAndComprehensiveIncomeAbstract": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "label": "Statement of Comprehensive Income [Abstract]",
        "terseLabel": "Statement of Comprehensive Income [Abstract]"
       }
      }
     },
     "localname": "StatementOfIncomeAndComprehensiveIncomeAbstract",
     "nsuri": "http://fasb.org/us-gaap/2020-01-31",
     "xbrltype": "stringItemType"
    },
    "us-gaap_StatementOfStockholdersEquityAbstract": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "label": "Statement of Stockholders' Equity [Abstract]",
        "terseLabel": "Statement of Stockholders' Equity [Abstract]"
       }
      }
     },
     "localname": "StatementOfStockholdersEquityAbstract",
     "nsuri": "http://fasb.org/us-gaap/2020-01-31",
     "xbrltype": "stringItemType"
    },
    "us-gaap_StatementTable": {
     "auth_ref": [
      "r115",
      "r116",
      "r117",
      "r146",
      "r480"
     ],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Schedule reflecting a Statement of Income, Statement of Cash Flows, Statement of Financial Position, Statement of Shareholders' Equity and Other Comprehensive Income, or other statement as needed.",
        "label": "Statement [Table]",
        "terseLabel": "Statement [Table]"
       }
      }
     },
     "localname": "StatementTable",
     "nsuri": "http://fasb.org/us-gaap/2020-01-31",
     "presentation": [
      "http://www.otpco.com/role/ConsolidatedStatementsofIncome",
      "http://www.otpco.com/role/ConsolidatedStatementsofShareholdersEquity"
     ],
     "xbrltype": "stringItemType"
    },
    "us-gaap_StockIssuedDuringPeriodSharesNewIssues": {
     "auth_ref": [
      "r27",
      "r28",
      "r244",
      "r251"
     ],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Number of new stock issued during the period.",
        "label": "Stock Issued During Period, Shares, New Issues",
        "terseLabel": "Common Stock Issuances, Net of Expenses (in shares)"
       }
      }
     },
     "localname": "StockIssuedDuringPeriodSharesNewIssues",
     "nsuri": "http://fasb.org/us-gaap/2020-01-31",
     "presentation": [
      "http://www.otpco.com/role/ConsolidatedStatementsofShareholdersEquity"
     ],
     "xbrltype": "sharesItemType"
    },
    "us-gaap_StockIssuedDuringPeriodValueNewIssues": {
     "auth_ref": [
      "r27",
      "r28",
      "r244",
      "r251"
     ],
     "crdr": "credit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Equity impact of the value of new stock issued during the period. Includes shares issued in an initial public offering or a secondary public offering.",
        "label": "Stock Issued During Period, Value, New Issues",
        "terseLabel": "Common Stock Issuances, Net of Expenses"
       }
      }
     },
     "localname": "StockIssuedDuringPeriodValueNewIssues",
     "nsuri": "http://fasb.org/us-gaap/2020-01-31",
     "presentation": [
      "http://www.otpco.com/role/ConsolidatedStatementsofShareholdersEquity"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_StockRepurchasedAndRetiredDuringPeriodShares": {
     "auth_ref": [
      "r27",
      "r28",
      "r244",
      "r251"
     ],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Number of shares that have been repurchased and retired during the period.",
        "label": "Stock Repurchased and Retired During Period, Shares",
        "negatedLabel": "Common Stock Retirements and Forfeitures (in shares)"
       }
      }
     },
     "localname": "StockRepurchasedAndRetiredDuringPeriodShares",
     "nsuri": "http://fasb.org/us-gaap/2020-01-31",
     "presentation": [
      "http://www.otpco.com/role/ConsolidatedStatementsofShareholdersEquity"
     ],
     "xbrltype": "sharesItemType"
    },
    "us-gaap_StockRepurchasedAndRetiredDuringPeriodValue": {
     "auth_ref": [
      "r27",
      "r28",
      "r244",
      "r251"
     ],
     "crdr": "debit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Equity impact of the value of stock that has been repurchased and retired during the period. The excess of the purchase price over par value can be charged against retained earnings (once the excess is fully allocated to additional paid in capital).",
        "label": "Stock Repurchased and Retired During Period, Value",
        "negatedLabel": "Common Stock Retirements and Forfeitures"
       }
      }
     },
     "localname": "StockRepurchasedAndRetiredDuringPeriodValue",
     "nsuri": "http://fasb.org/us-gaap/2020-01-31",
     "presentation": [
      "http://www.otpco.com/role/ConsolidatedStatementsofShareholdersEquity"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_StockholdersEquity": {
     "auth_ref": [
      "r28",
      "r33",
      "r34",
      "r110",
      "r196",
      "r204",
      "r435"
     ],
     "calculation": {
      "http://www.otpco.com/role/ConsolidatedBalanceSheets": {
       "order": 2.0,
       "parentTag": "us-gaap_CapitalizationLongtermDebtAndEquity",
       "weight": 1.0
      }
     },
     "crdr": "credit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Total of all stockholders' equity (deficit) items, net of receivables from officers, directors, owners, and affiliates of the entity which are attributable to the parent. The amount of the economic entity's stockholders' equity attributable to the parent excludes the amount of stockholders' equity which is allocable to that ownership interest in subsidiary equity which is not attributable to the parent (noncontrolling interest, minority interest). This excludes temporary equity and is sometimes called permanent equity.",
        "label": "Stockholders' Equity Attributable to Parent",
        "periodEndLabel": "Ending balance",
        "periodStartLabel": "Beginning balance",
        "totalLabel": "Total Shareholders' Equity"
       }
      }
     },
     "localname": "StockholdersEquity",
     "nsuri": "http://fasb.org/us-gaap/2020-01-31",
     "presentation": [
      "http://www.otpco.com/role/ConsolidatedBalanceSheets",
      "http://www.otpco.com/role/ConsolidatedStatementsofShareholdersEquity"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_StockholdersEquityAbstract": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "label": "Stockholders' Equity Attributable to Parent [Abstract]",
        "terseLabel": "Shareholders' Equity"
       }
      }
     },
     "localname": "StockholdersEquityAbstract",
     "nsuri": "http://fasb.org/us-gaap/2020-01-31",
     "presentation": [
      "http://www.otpco.com/role/ConsolidatedBalanceSheets"
     ],
     "xbrltype": "stringItemType"
    },
    "us-gaap_StockholdersEquityNoteDisclosureTextBlock": {
     "auth_ref": [
      "r109",
      "r251",
      "r252"
     ],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "The entire disclosure for shareholders' equity comprised of portions attributable to the parent entity and noncontrolling interest, including other comprehensive income. Includes, but is not limited to, balances of common stock, preferred stock, additional paid-in capital, other capital and retained earnings, accumulated balance for each classification of other comprehensive income and amount of comprehensive income.",
        "label": "Stockholders' Equity Note Disclosure [Text Block]",
        "terseLabel": "Stockholders' Equity"
       }
      }
     },
     "localname": "StockholdersEquityNoteDisclosureTextBlock",
     "nsuri": "http://fasb.org/us-gaap/2020-01-31",
     "presentation": [
      "http://www.otpco.com/role/StockholdersEquity"
     ],
     "xbrltype": "textBlockItemType"
    },
    "us-gaap_SubsequentEventMember": {
     "auth_ref": [
      "r443",
      "r448"
     ],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Identifies event that occurred after the balance sheet date but before financial statements are issued or available to be issued.",
        "label": "Subsequent Event [Member]",
        "terseLabel": "Subsequent Event"
       }
      }
     },
     "localname": "SubsequentEventMember",
     "nsuri": "http://fasb.org/us-gaap/2020-01-31",
     "presentation": [
      "http://www.otpco.com/role/StockholdersEquityDetails"
     ],
     "xbrltype": "domainItemType"
    },
    "us-gaap_SubsequentEventTypeAxis": {
     "auth_ref": [
      "r443",
      "r448"
     ],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Information by event that occurred after the balance sheet date but before financial statements are issued or available to be issued.",
        "label": "Subsequent Event Type [Axis]",
        "terseLabel": "Subsequent Event Type [Axis]"
       }
      }
     },
     "localname": "SubsequentEventTypeAxis",
     "nsuri": "http://fasb.org/us-gaap/2020-01-31",
     "presentation": [
      "http://www.otpco.com/role/StockholdersEquityDetails"
     ],
     "xbrltype": "stringItemType"
    },
    "us-gaap_SubsequentEventTypeDomain": {
     "auth_ref": [
      "r443",
      "r448"
     ],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Event that occurred after the balance sheet date but before financial statements are issued or available to be issued.",
        "label": "Subsequent Event Type [Domain]",
        "terseLabel": "Subsequent Event Type [Domain]"
       }
      }
     },
     "localname": "SubsequentEventTypeDomain",
     "nsuri": "http://fasb.org/us-gaap/2020-01-31",
     "presentation": [
      "http://www.otpco.com/role/StockholdersEquityDetails"
     ],
     "xbrltype": "domainItemType"
    },
    "us-gaap_SubsidiarySaleOfStockAxis": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Information by type of sale of the entity's stock.",
        "label": "Sale of Stock [Axis]",
        "terseLabel": "Sale of Stock [Axis]"
       }
      }
     },
     "localname": "SubsidiarySaleOfStockAxis",
     "nsuri": "http://fasb.org/us-gaap/2020-01-31",
     "presentation": [
      "http://www.otpco.com/role/StockholdersEquityDetails"
     ],
     "xbrltype": "stringItemType"
    },
    "us-gaap_SupplementalBalanceSheetDisclosuresTextBlock": {
     "auth_ref": [
      "r64"
     ],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "The entire disclosure for supplemental balance sheet disclosures, including descriptions and amounts for assets, liabilities, and equity.",
        "label": "Supplemental Balance Sheet Disclosures [Text Block]",
        "terseLabel": "Select Balance Sheet Information"
       }
      }
     },
     "localname": "SupplementalBalanceSheetDisclosuresTextBlock",
     "nsuri": "http://fasb.org/us-gaap/2020-01-31",
     "presentation": [
      "http://www.otpco.com/role/SelectBalanceSheetInformation"
     ],
     "xbrltype": "textBlockItemType"
    },
    "us-gaap_TransfersAndServicingOfFinancialInstrumentsTypesOfFinancialInstrumentsDomain": {
     "auth_ref": [
      "r199",
      "r200",
      "r449",
      "r450",
      "r451",
      "r452",
      "r453",
      "r454",
      "r455",
      "r456",
      "r457",
      "r458",
      "r459",
      "r460",
      "r461",
      "r462",
      "r463",
      "r464",
      "r465",
      "r466",
      "r467",
      "r468",
      "r469",
      "r470",
      "r471",
      "r472",
      "r473",
      "r474",
      "r475",
      "r476",
      "r477",
      "r478"
     ],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Instrument or contract that imposes a contractual obligation to deliver cash or another financial instrument or to exchange other financial instruments on potentially unfavorable terms and conveys a contractual right to receive cash or another financial instrument or to exchange other financial instruments on potentially favorable terms.",
        "label": "Financial Instruments [Domain]",
        "terseLabel": "Financial Instruments [Domain]"
       }
      }
     },
     "localname": "TransfersAndServicingOfFinancialInstrumentsTypesOfFinancialInstrumentsDomain",
     "nsuri": "http://fasb.org/us-gaap/2020-01-31",
     "presentation": [
      "http://www.otpco.com/role/FairValueMeasurementsScheduleofFairValueMeasurementsRecurringandNonrecurringDetails"
     ],
     "xbrltype": "domainItemType"
    },
    "us-gaap_UnbilledReceivablesCurrent": {
     "auth_ref": [],
     "calculation": {
      "http://www.otpco.com/role/SelectBalanceSheetInformationScheduleofReceivablesDetails": {
       "order": 2.0,
       "parentTag": "us-gaap_AccountsReceivableGross",
       "weight": 1.0
      }
     },
     "crdr": "debit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Amount received for services rendered and products shipped, but not yet billed, for non-contractual agreements due within one year or the normal operating cycle, if longer.",
        "label": "Unbilled Receivables, Current",
        "terseLabel": "Unbilled Receivables"
       }
      }
     },
     "localname": "UnbilledReceivablesCurrent",
     "nsuri": "http://fasb.org/us-gaap/2020-01-31",
     "presentation": [
      "http://www.otpco.com/role/SelectBalanceSheetInformationScheduleofReceivablesDetails"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_UseOfEstimates": {
     "auth_ref": [
      "r149",
      "r150",
      "r151",
      "r152",
      "r153",
      "r154",
      "r155"
     ],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Disclosure of accounting policy for the use of estimates in the preparation of financial statements in conformity with generally accepted accounting principles.",
        "label": "Use of Estimates, Policy [Policy Text Block]",
        "terseLabel": "Use of Estimates"
       }
      }
     },
     "localname": "UseOfEstimates",
     "nsuri": "http://fasb.org/us-gaap/2020-01-31",
     "presentation": [
      "http://www.otpco.com/role/SummaryofSignificantAccountingPoliciesPolicies"
     ],
     "xbrltype": "textBlockItemType"
    },
    "us-gaap_UtilitiesOperatingExpenseFuelUsed": {
     "auth_ref": [
      "r89"
     ],
     "calculation": {
      "http://www.otpco.com/role/ConsolidatedStatementsofIncome": {
       "order": 4.0,
       "parentTag": "us-gaap_CostsAndExpenses",
       "weight": 1.0
      }
     },
     "crdr": "debit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Amount of operating expense for fuel used by regulated operation.",
        "label": "Utilities Operating Expense, Fuel Used",
        "terseLabel": "Electric Production Fuel"
       }
      }
     },
     "localname": "UtilitiesOperatingExpenseFuelUsed",
     "nsuri": "http://fasb.org/us-gaap/2020-01-31",
     "presentation": [
      "http://www.otpco.com/role/ConsolidatedStatementsofIncome"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_UtilitiesOperatingExpenseMaintenanceAndOperations": {
     "auth_ref": [
      "r89"
     ],
     "calculation": {
      "http://www.otpco.com/role/ConsolidatedStatementsofIncome": {
       "order": 2.0,
       "parentTag": "us-gaap_CostsAndExpenses",
       "weight": 1.0
      }
     },
     "crdr": "debit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Amount of operating expense for routine plant maintenance, repairs and operations of regulated operation.",
        "label": "Utilities Operating Expense, Maintenance and Operations",
        "terseLabel": "Electric Operating and Maintenance Expenses"
       }
      }
     },
     "localname": "UtilitiesOperatingExpenseMaintenanceAndOperations",
     "nsuri": "http://fasb.org/us-gaap/2020-01-31",
     "presentation": [
      "http://www.otpco.com/role/ConsolidatedStatementsofIncome"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_UtilitiesOperatingExpenseOther": {
     "auth_ref": [
      "r89"
     ],
     "calculation": {
      "http://www.otpco.com/role/ConsolidatedStatementsofIncome": {
       "order": 3.0,
       "parentTag": "us-gaap_CostsAndExpenses",
       "weight": 1.0
      }
     },
     "crdr": "debit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Amount of other operating expense of regulated operation.",
        "label": "Utilities Operating Expense, Other",
        "terseLabel": "Electric Property Taxes"
       }
      }
     },
     "localname": "UtilitiesOperatingExpenseOther",
     "nsuri": "http://fasb.org/us-gaap/2020-01-31",
     "presentation": [
      "http://www.otpco.com/role/ConsolidatedStatementsofIncome"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_UtilitiesOperatingExpenseProductsAndServices": {
     "auth_ref": [
      "r89"
     ],
     "calculation": {
      "http://www.otpco.com/role/ConsolidatedStatementsofIncome": {
       "order": 1.0,
       "parentTag": "us-gaap_CostsAndExpenses",
       "weight": 1.0
      }
     },
     "crdr": "debit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Amount of operating expense for products and services of regulated operation.",
        "label": "Utilities Operating Expense, Products and Services",
        "terseLabel": "Cost of Products Sold (excluding depreciation)"
       }
      }
     },
     "localname": "UtilitiesOperatingExpenseProductsAndServices",
     "nsuri": "http://fasb.org/us-gaap/2020-01-31",
     "presentation": [
      "http://www.otpco.com/role/ConsolidatedStatementsofIncome"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_UtilitiesOperatingExpensePurchasedPower": {
     "auth_ref": [
      "r89"
     ],
     "calculation": {
      "http://www.otpco.com/role/ConsolidatedStatementsofIncome": {
       "order": 5.0,
       "parentTag": "us-gaap_CostsAndExpenses",
       "weight": 1.0
      }
     },
     "crdr": "debit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Amount of operating expense for purchased power of regulated operation.",
        "label": "Utilities Operating Expense, Purchased Power",
        "terseLabel": "Electric Purchased Power"
       }
      }
     },
     "localname": "UtilitiesOperatingExpensePurchasedPower",
     "nsuri": "http://fasb.org/us-gaap/2020-01-31",
     "presentation": [
      "http://www.otpco.com/role/ConsolidatedStatementsofIncome"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_UtilityPlantDomain": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Plant owned by a utility entity used in the operations of the entity.",
        "label": "Utility Plant [Domain]",
        "terseLabel": "Utility Plant [Domain]"
       }
      }
     },
     "localname": "UtilityPlantDomain",
     "nsuri": "http://fasb.org/us-gaap/2020-01-31",
     "presentation": [
      "http://www.otpco.com/role/SelectBalanceSheetInformationScheduleofPropertyPlantandEquipmentDetails"
     ],
     "xbrltype": "domainItemType"
    },
    "us-gaap_WeightedAverageNumberDilutedSharesOutstandingAdjustment": {
     "auth_ref": [
      "r139"
     ],
     "calculation": {
      "http://www.otpco.com/role/EarningsPerShareDetails": {
       "order": 1.0,
       "parentTag": "us-gaap_WeightedAverageNumberOfDilutedSharesOutstanding",
       "weight": 1.0
      }
     },
     "lang": {
      "en-us": {
       "role": {
        "documentation": "The sum of dilutive potential common shares or units used in the calculation of the diluted per-share or per-unit computation.",
        "label": "Weighted Average Number Diluted Shares Outstanding Adjustment",
        "totalLabel": "Total Dilutive Shares (in shares)"
       }
      }
     },
     "localname": "WeightedAverageNumberDilutedSharesOutstandingAdjustment",
     "nsuri": "http://fasb.org/us-gaap/2020-01-31",
     "presentation": [
      "http://www.otpco.com/role/EarningsPerShareDetails"
     ],
     "xbrltype": "sharesItemType"
    },
    "us-gaap_WeightedAverageNumberDilutedSharesOutstandingAdjustmentAbstract": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "label": "Incremental Weighted Average Shares Attributable to Dilutive Effect [Abstract]",
        "terseLabel": "Effect of Dilutive Securities:"
       }
      }
     },
     "localname": "WeightedAverageNumberDilutedSharesOutstandingAdjustmentAbstract",
     "nsuri": "http://fasb.org/us-gaap/2020-01-31",
     "presentation": [
      "http://www.otpco.com/role/EarningsPerShareDetails"
     ],
     "xbrltype": "stringItemType"
    },
    "us-gaap_WeightedAverageNumberOfDilutedSharesOutstanding": {
     "auth_ref": [
      "r130",
      "r139"
     ],
     "calculation": {
      "http://www.otpco.com/role/EarningsPerShareDetails": {
       "order": null,
       "parentTag": null,
       "root": true,
       "weight": null
      }
     },
     "lang": {
      "en-us": {
       "role": {
        "documentation": "The average number of shares or units issued and outstanding that are used in calculating diluted EPS or earnings per unit (EPU), determined based on the timing of issuance of shares or units in the period.",
        "label": "Weighted Average Number of Shares Outstanding, Diluted",
        "terseLabel": "Diluted (in shares)",
        "totalLabel": "Weighted Average Common Shares Outstanding \u2013 Diluted (in shares)"
       }
      }
     },
     "localname": "WeightedAverageNumberOfDilutedSharesOutstanding",
     "nsuri": "http://fasb.org/us-gaap/2020-01-31",
     "presentation": [
      "http://www.otpco.com/role/ConsolidatedStatementsofIncome",
      "http://www.otpco.com/role/EarningsPerShareDetails"
     ],
     "xbrltype": "sharesItemType"
    },
    "us-gaap_WeightedAverageNumberOfSharesOutstandingBasic": {
     "auth_ref": [
      "r129",
      "r139"
     ],
     "calculation": {
      "http://www.otpco.com/role/EarningsPerShareDetails": {
       "order": 2.0,
       "parentTag": "us-gaap_WeightedAverageNumberOfDilutedSharesOutstanding",
       "weight": 1.0
      }
     },
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Number of [basic] shares or units, after adjustment for contingently issuable shares or units and other shares or units not deemed outstanding, determined by relating the portion of time within a reporting period that common shares or units have been outstanding to the total time in that period.",
        "label": "Weighted Average Number of Shares Outstanding, Basic",
        "terseLabel": "Basic (in shares)",
        "verboseLabel": "Weighted Average Common Shares Outstanding - Basic (in shares)"
       }
      }
     },
     "localname": "WeightedAverageNumberOfSharesOutstandingBasic",
     "nsuri": "http://fasb.org/us-gaap/2020-01-31",
     "presentation": [
      "http://www.otpco.com/role/ConsolidatedStatementsofIncome",
      "http://www.otpco.com/role/EarningsPerShareDetails"
     ],
     "xbrltype": "sharesItemType"
    },
    "us-gaap_WeightedAverageNumberOfSharesOutstandingDilutedDisclosureItemsAbstract": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "label": "Weighted Average Number of Shares Outstanding Reconciliation [Abstract]",
        "terseLabel": "Weighted-Average Common Shares Outstanding:"
       }
      }
     },
     "localname": "WeightedAverageNumberOfSharesOutstandingDilutedDisclosureItemsAbstract",
     "nsuri": "http://fasb.org/us-gaap/2020-01-31",
     "presentation": [
      "http://www.otpco.com/role/ConsolidatedStatementsofIncome"
     ],
     "xbrltype": "stringItemType"
    }
   },
   "unitCount": 5
  }
 },
 "std_ref": {
  "r0": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "20",
   "Subparagraph": "(d)",
   "Topic": "205",
   "URI": "http://asc.fasb.org/extlink&oid=109222650&loc=d3e1361-107760"
  },
  "r1": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "7",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "20",
   "Topic": "205",
   "URI": "http://asc.fasb.org/extlink&oid=109222650&loc=SL51721683-107760"
  },
  "r10": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1",
   "Publisher": "FASB",
   "Section": "S99",
   "SubTopic": "10",
   "Subparagraph": "(SX 201.5-02(24))",
   "Topic": "210",
   "URI": "http://asc.fasb.org/extlink&oid=120391452&loc=d3e13212-122682"
  },
  "r100": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "24",
   "Publisher": "FASB",
   "Section": "45",
   "SubTopic": "10",
   "Topic": "230",
   "URI": "http://asc.fasb.org/extlink&oid=121586364&loc=d3e3521-108585"
  },
  "r101": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "25",
   "Publisher": "FASB",
   "Section": "45",
   "SubTopic": "10",
   "Subparagraph": "(g)",
   "Topic": "230",
   "URI": "http://asc.fasb.org/extlink&oid=121586364&loc=d3e3536-108585"
  },
  "r102": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "25",
   "Publisher": "FASB",
   "Section": "45",
   "SubTopic": "10",
   "Topic": "230",
   "URI": "http://asc.fasb.org/extlink&oid=121586364&loc=d3e3536-108585"
  },
  "r103": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "28",
   "Publisher": "FASB",
   "Section": "45",
   "SubTopic": "10",
   "Subparagraph": "(a)",
   "Topic": "230",
   "URI": "http://asc.fasb.org/extlink&oid=121586364&loc=d3e3602-108585"
  },
  "r104": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "28",
   "Publisher": "FASB",
   "Section": "45",
   "SubTopic": "10",
   "Subparagraph": "(b)",
   "Topic": "230",
   "URI": "http://asc.fasb.org/extlink&oid=121586364&loc=d3e3602-108585"
  },
  "r105": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "28",
   "Publisher": "FASB",
   "Section": "45",
   "SubTopic": "10",
   "Topic": "230",
   "URI": "http://asc.fasb.org/extlink&oid=121586364&loc=d3e3602-108585"
  },
  "r106": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "4",
   "Publisher": "FASB",
   "Section": "45",
   "SubTopic": "10",
   "Topic": "230",
   "URI": "http://asc.fasb.org/extlink&oid=121586364&loc=d3e3044-108585"
  },
  "r107": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "8",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "10",
   "Topic": "230",
   "URI": "http://asc.fasb.org/extlink&oid=121583591&loc=SL98516268-108586"
  },
  "r108": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1",
   "Publisher": "FASB",
   "Section": "S99",
   "SubTopic": "10",
   "Subparagraph": "(SX 210.4-08(d))",
   "Topic": "235",
   "URI": "http://asc.fasb.org/extlink&oid=120395691&loc=d3e23780-122690"
  },
  "r109": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1",
   "Publisher": "FASB",
   "Section": "S99",
   "SubTopic": "10",
   "Subparagraph": "(SX 210.4-08(e)(1))",
   "Topic": "235",
   "URI": "http://asc.fasb.org/extlink&oid=120395691&loc=d3e23780-122690"
  },
  "r11": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1",
   "Publisher": "FASB",
   "Section": "S99",
   "SubTopic": "10",
   "Subparagraph": "(SX 201.5-02(25))",
   "Topic": "210",
   "URI": "http://asc.fasb.org/extlink&oid=120391452&loc=d3e13212-122682"
  },
  "r110": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1",
   "Publisher": "FASB",
   "Section": "S99",
   "SubTopic": "10",
   "Subparagraph": "(SX 210.4-08(g)(1)(ii))",
   "Topic": "235",
   "URI": "http://asc.fasb.org/extlink&oid=120395691&loc=d3e23780-122690"
  },
  "r111": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1",
   "Publisher": "FASB",
   "Section": "S99",
   "SubTopic": "10",
   "Subparagraph": "(SX 210.4-08(h))",
   "Topic": "235",
   "URI": "http://asc.fasb.org/extlink&oid=120395691&loc=d3e23780-122690"
  },
  "r112": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1",
   "Publisher": "FASB",
   "Section": "S99",
   "SubTopic": "10",
   "Subparagraph": "(SX 210.4-08.(e),(f))",
   "Topic": "235",
   "URI": "http://asc.fasb.org/extlink&oid=120395691&loc=d3e23780-122690"
  },
  "r113": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "3",
   "Publisher": "FASB",
   "Section": "S99",
   "SubTopic": "10",
   "Subparagraph": "(SX 210.12-04(a))",
   "Topic": "235",
   "URI": "http://asc.fasb.org/extlink&oid=120395691&loc=d3e24072-122690"
  },
  "r114": {
   "Name": "Accounting Standards Codification",
   "Publisher": "FASB",
   "Topic": "235",
   "URI": "http://asc.fasb.org/topic&trid=2122369"
  },
  "r115": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "23",
   "Publisher": "FASB",
   "Section": "45",
   "SubTopic": "10",
   "Subparagraph": "(b)",
   "Topic": "250",
   "URI": "http://asc.fasb.org/extlink&oid=115929471&loc=d3e21914-107793"
  },
  "r116": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "24",
   "Publisher": "FASB",
   "Section": "45",
   "SubTopic": "10",
   "Topic": "250",
   "URI": "http://asc.fasb.org/extlink&oid=115929471&loc=d3e21930-107793"
  },
  "r117": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "5",
   "Publisher": "FASB",
   "Section": "45",
   "SubTopic": "10",
   "Subparagraph": "(b)",
   "Topic": "250",
   "URI": "http://asc.fasb.org/extlink&oid=115929471&loc=d3e21711-107793"
  },
  "r118": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "10",
   "Subparagraph": "(b)(2)",
   "Topic": "250",
   "URI": "http://asc.fasb.org/extlink&oid=109234566&loc=d3e22499-107794"
  },
  "r119": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "10",
   "Subparagraph": "(b)(3)",
   "Topic": "250",
   "URI": "http://asc.fasb.org/extlink&oid=109234566&loc=d3e22499-107794"
  },
  "r12": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1",
   "Publisher": "FASB",
   "Section": "S99",
   "SubTopic": "10",
   "Subparagraph": "(SX 201.5-02(26))",
   "Topic": "210",
   "URI": "http://asc.fasb.org/extlink&oid=120391452&loc=d3e13212-122682"
  },
  "r120": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "11",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "10",
   "Subparagraph": "(a)",
   "Topic": "250",
   "URI": "http://asc.fasb.org/extlink&oid=109234566&loc=d3e22694-107794"
  },
  "r121": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "11",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "10",
   "Subparagraph": "(b)",
   "Topic": "250",
   "URI": "http://asc.fasb.org/extlink&oid=109234566&loc=d3e22694-107794"
  },
  "r122": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "3",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "10",
   "Topic": "250",
   "URI": "http://asc.fasb.org/extlink&oid=109234566&loc=d3e22583-107794"
  },
  "r123": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "4",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "10",
   "Topic": "250",
   "URI": "http://asc.fasb.org/extlink&oid=109234566&loc=d3e22595-107794"
  },
  "r124": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "7",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "10",
   "Subparagraph": "(a)",
   "Topic": "250",
   "URI": "http://asc.fasb.org/extlink&oid=109234566&loc=d3e22644-107794"
  },
  "r125": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "7",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "10",
   "Subparagraph": "(b)",
   "Topic": "250",
   "URI": "http://asc.fasb.org/extlink&oid=109234566&loc=d3e22644-107794"
  },
  "r126": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "8",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "10",
   "Topic": "250",
   "URI": "http://asc.fasb.org/extlink&oid=109234566&loc=d3e22658-107794"
  },
  "r127": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "9",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "10",
   "Topic": "250",
   "URI": "http://asc.fasb.org/extlink&oid=109234566&loc=d3e22663-107794"
  },
  "r128": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "8",
   "Publisher": "FASB",
   "Section": "55",
   "SubTopic": "10",
   "Topic": "255",
   "URI": "http://asc.fasb.org/extlink&oid=121605250&loc=d3e2408-110839"
  },
  "r129": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "10",
   "Publisher": "FASB",
   "Section": "45",
   "SubTopic": "10",
   "Topic": "260",
   "URI": "http://asc.fasb.org/extlink&oid=121326447&loc=d3e1448-109256"
  },
  "r13": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1",
   "Publisher": "FASB",
   "Section": "S99",
   "SubTopic": "10",
   "Subparagraph": "(SX 210.5-02(10))",
   "Topic": "210",
   "URI": "http://asc.fasb.org/extlink&oid=120391452&loc=d3e13212-122682"
  },
  "r130": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "16",
   "Publisher": "FASB",
   "Section": "45",
   "SubTopic": "10",
   "Topic": "260",
   "URI": "http://asc.fasb.org/extlink&oid=121326447&loc=d3e1505-109256"
  },
  "r131": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "2",
   "Publisher": "FASB",
   "Section": "45",
   "SubTopic": "10",
   "Topic": "260",
   "URI": "http://asc.fasb.org/extlink&oid=121326447&loc=d3e1252-109256"
  },
  "r132": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "22",
   "Publisher": "FASB",
   "Section": "45",
   "SubTopic": "10",
   "Topic": "260",
   "URI": "http://asc.fasb.org/extlink&oid=121326447&loc=d3e1707-109256"
  },
  "r133": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "23",
   "Publisher": "FASB",
   "Section": "45",
   "SubTopic": "10",
   "Subparagraph": "(c)",
   "Topic": "260",
   "URI": "http://asc.fasb.org/extlink&oid=121326447&loc=d3e1757-109256"
  },
  "r134": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "28A",
   "Publisher": "FASB",
   "Section": "45",
   "SubTopic": "10",
   "Topic": "260",
   "URI": "http://asc.fasb.org/extlink&oid=121326447&loc=d3e1500-109256"
  },
  "r135": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "3",
   "Publisher": "FASB",
   "Section": "45",
   "SubTopic": "10",
   "Topic": "260",
   "URI": "http://asc.fasb.org/extlink&oid=121326447&loc=d3e1278-109256"
  },
  "r136": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "60B",
   "Publisher": "FASB",
   "Section": "45",
   "SubTopic": "10",
   "Subparagraph": "(a)",
   "Topic": "260",
   "URI": "http://asc.fasb.org/extlink&oid=121326447&loc=SL5780133-109256"
  },
  "r137": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "60B",
   "Publisher": "FASB",
   "Section": "45",
   "SubTopic": "10",
   "Subparagraph": "(d)",
   "Topic": "260",
   "URI": "http://asc.fasb.org/extlink&oid=121326447&loc=SL5780133-109256"
  },
  "r138": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "7",
   "Publisher": "FASB",
   "Section": "45",
   "SubTopic": "10",
   "Topic": "260",
   "URI": "http://asc.fasb.org/extlink&oid=121326447&loc=d3e1337-109256"
  },
  "r139": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "10",
   "Subparagraph": "(a)",
   "Topic": "260",
   "URI": "http://asc.fasb.org/extlink&oid=6371337&loc=d3e3550-109257"
  },
  "r14": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1",
   "Publisher": "FASB",
   "Section": "S99",
   "SubTopic": "10",
   "Subparagraph": "(SX 210.5-02(11))",
   "Topic": "210",
   "URI": "http://asc.fasb.org/extlink&oid=120391452&loc=d3e13212-122682"
  },
  "r140": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "10",
   "Subparagraph": "(c)",
   "Topic": "260",
   "URI": "http://asc.fasb.org/extlink&oid=6371337&loc=d3e3550-109257"
  },
  "r141": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "2",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "10",
   "Topic": "260",
   "URI": "http://asc.fasb.org/extlink&oid=6371337&loc=d3e3630-109257"
  },
  "r142": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "3",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "10",
   "Topic": "260",
   "URI": "http://asc.fasb.org/extlink&oid=109243012&loc=SL65017193-207537"
  },
  "r143": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "15",
   "Publisher": "FASB",
   "Section": "55",
   "SubTopic": "10",
   "Topic": "260",
   "URI": "http://asc.fasb.org/extlink&oid=120380238&loc=d3e3842-109258"
  },
  "r144": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "52",
   "Publisher": "FASB",
   "Section": "55",
   "SubTopic": "10",
   "Topic": "260",
   "URI": "http://asc.fasb.org/extlink&oid=120380238&loc=d3e4984-109258"
  },
  "r145": {
   "Name": "Accounting Standards Codification",
   "Publisher": "FASB",
   "Topic": "260",
   "URI": "http://asc.fasb.org/topic&trid=2144383"
  },
  "r146": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1",
   "Publisher": "FASB",
   "Section": "45",
   "SubTopic": "10",
   "Topic": "272",
   "URI": "http://asc.fasb.org/extlink&oid=6828210&loc=d3e70191-108054"
  },
  "r147": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "3",
   "Publisher": "FASB",
   "Section": "45",
   "SubTopic": "10",
   "Topic": "272",
   "URI": "http://asc.fasb.org/extlink&oid=6828210&loc=d3e70229-108054"
  },
  "r148": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "10",
   "Topic": "272",
   "URI": "http://asc.fasb.org/extlink&oid=6373374&loc=d3e70434-108055"
  },
  "r149": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "10",
   "Subparagraph": "(b)",
   "Topic": "275",
   "URI": "http://asc.fasb.org/extlink&oid=99393423&loc=d3e5967-108592"
  },
  "r15": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1",
   "Publisher": "FASB",
   "Section": "S99",
   "SubTopic": "10",
   "Subparagraph": "(SX 210.5-02(12))",
   "Topic": "210",
   "URI": "http://asc.fasb.org/extlink&oid=120391452&loc=d3e13212-122682"
  },
  "r150": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "10",
   "Subparagraph": "(c)",
   "Topic": "275",
   "URI": "http://asc.fasb.org/extlink&oid=99393423&loc=d3e5967-108592"
  },
  "r151": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "11",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "10",
   "Topic": "275",
   "URI": "http://asc.fasb.org/extlink&oid=99393423&loc=d3e6161-108592"
  },
  "r152": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "12",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "10",
   "Topic": "275",
   "URI": "http://asc.fasb.org/extlink&oid=99393423&loc=d3e6191-108592"
  },
  "r153": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "4",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "10",
   "Topic": "275",
   "URI": "http://asc.fasb.org/extlink&oid=99393423&loc=d3e6061-108592"
  },
  "r154": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "8",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "10",
   "Topic": "275",
   "URI": "http://asc.fasb.org/extlink&oid=99393423&loc=d3e6132-108592"
  },
  "r155": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "9",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "10",
   "Topic": "275",
   "URI": "http://asc.fasb.org/extlink&oid=99393423&loc=d3e6143-108592"
  },
  "r156": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "15",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "10",
   "Topic": "280",
   "URI": "http://asc.fasb.org/extlink&oid=120311839&loc=d3e8657-108599"
  },
  "r157": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "18",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "10",
   "Topic": "280",
   "URI": "http://asc.fasb.org/extlink&oid=120311839&loc=d3e8672-108599"
  },
  "r158": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "21",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "10",
   "Subparagraph": "(a)",
   "Topic": "280",
   "URI": "http://asc.fasb.org/extlink&oid=120311839&loc=d3e8721-108599"
  },
  "r159": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "21",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "10",
   "Subparagraph": "(b)",
   "Topic": "280",
   "URI": "http://asc.fasb.org/extlink&oid=120311839&loc=d3e8721-108599"
  },
  "r16": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1",
   "Publisher": "FASB",
   "Section": "S99",
   "SubTopic": "10",
   "Subparagraph": "(SX 210.5-02(13))",
   "Topic": "210",
   "URI": "http://asc.fasb.org/extlink&oid=120391452&loc=d3e13212-122682"
  },
  "r160": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "22",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "10",
   "Subparagraph": "(a)",
   "Topic": "280",
   "URI": "http://asc.fasb.org/extlink&oid=120311839&loc=d3e8736-108599"
  },
  "r161": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "22",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "10",
   "Subparagraph": "(b)",
   "Topic": "280",
   "URI": "http://asc.fasb.org/extlink&oid=120311839&loc=d3e8736-108599"
  },
  "r162": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "22",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "10",
   "Subparagraph": "(c)",
   "Topic": "280",
   "URI": "http://asc.fasb.org/extlink&oid=120311839&loc=d3e8736-108599"
  },
  "r163": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "22",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "10",
   "Subparagraph": "(d)",
   "Topic": "280",
   "URI": "http://asc.fasb.org/extlink&oid=120311839&loc=d3e8736-108599"
  },
  "r164": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "22",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "10",
   "Subparagraph": "(e)",
   "Topic": "280",
   "URI": "http://asc.fasb.org/extlink&oid=120311839&loc=d3e8736-108599"
  },
  "r165": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "22",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "10",
   "Subparagraph": "(f)",
   "Topic": "280",
   "URI": "http://asc.fasb.org/extlink&oid=120311839&loc=d3e8736-108599"
  },
  "r166": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "22",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "10",
   "Subparagraph": "(g)",
   "Topic": "280",
   "URI": "http://asc.fasb.org/extlink&oid=120311839&loc=d3e8736-108599"
  },
  "r167": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "22",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "10",
   "Subparagraph": "(h)",
   "Topic": "280",
   "URI": "http://asc.fasb.org/extlink&oid=120311839&loc=d3e8736-108599"
  },
  "r168": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "22",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "10",
   "Subparagraph": "(j)",
   "Topic": "280",
   "URI": "http://asc.fasb.org/extlink&oid=120311839&loc=d3e8736-108599"
  },
  "r169": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "22",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "10",
   "Topic": "280",
   "URI": "http://asc.fasb.org/extlink&oid=120311839&loc=d3e8736-108599"
  },
  "r17": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1",
   "Publisher": "FASB",
   "Section": "S99",
   "SubTopic": "10",
   "Subparagraph": "(SX 210.5-02(14))",
   "Topic": "210",
   "URI": "http://asc.fasb.org/extlink&oid=120391452&loc=d3e13212-122682"
  },
  "r170": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "25",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "10",
   "Subparagraph": "(a)",
   "Topic": "280",
   "URI": "http://asc.fasb.org/extlink&oid=120311839&loc=d3e8813-108599"
  },
  "r171": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "25",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "10",
   "Subparagraph": "(b)",
   "Topic": "280",
   "URI": "http://asc.fasb.org/extlink&oid=120311839&loc=d3e8813-108599"
  },
  "r172": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "25",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "10",
   "Topic": "280",
   "URI": "http://asc.fasb.org/extlink&oid=120311839&loc=d3e8813-108599"
  },
  "r173": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "26",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "10",
   "Topic": "280",
   "URI": "http://asc.fasb.org/extlink&oid=120311839&loc=d3e8844-108599"
  },
  "r174": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "30",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "10",
   "Subparagraph": "(a)",
   "Topic": "280",
   "URI": "http://asc.fasb.org/extlink&oid=120311839&loc=d3e8906-108599"
  },
  "r175": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "30",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "10",
   "Subparagraph": "(b)",
   "Topic": "280",
   "URI": "http://asc.fasb.org/extlink&oid=120311839&loc=d3e8906-108599"
  },
  "r176": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "30",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "10",
   "Subparagraph": "(c)",
   "Topic": "280",
   "URI": "http://asc.fasb.org/extlink&oid=120311839&loc=d3e8906-108599"
  },
  "r177": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "30",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "10",
   "Subparagraph": "(d)",
   "Topic": "280",
   "URI": "http://asc.fasb.org/extlink&oid=120311839&loc=d3e8906-108599"
  },
  "r178": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "30",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "10",
   "Topic": "280",
   "URI": "http://asc.fasb.org/extlink&oid=120311839&loc=d3e8906-108599"
  },
  "r179": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "31",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "10",
   "Topic": "280",
   "URI": "http://asc.fasb.org/extlink&oid=120311839&loc=d3e8924-108599"
  },
  "r18": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1",
   "Publisher": "FASB",
   "Section": "S99",
   "SubTopic": "10",
   "Subparagraph": "(SX 210.5-02(15))",
   "Topic": "210",
   "URI": "http://asc.fasb.org/extlink&oid=120391452&loc=d3e13212-122682"
  },
  "r180": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "32",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "10",
   "Subparagraph": "(a)",
   "Topic": "280",
   "URI": "http://asc.fasb.org/extlink&oid=120311839&loc=d3e8933-108599"
  },
  "r181": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "32",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "10",
   "Subparagraph": "(b)",
   "Topic": "280",
   "URI": "http://asc.fasb.org/extlink&oid=120311839&loc=d3e8933-108599"
  },
  "r182": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "32",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "10",
   "Subparagraph": "(c)",
   "Topic": "280",
   "URI": "http://asc.fasb.org/extlink&oid=120311839&loc=d3e8933-108599"
  },
  "r183": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "32",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "10",
   "Subparagraph": "(d)",
   "Topic": "280",
   "URI": "http://asc.fasb.org/extlink&oid=120311839&loc=d3e8933-108599"
  },
  "r184": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "32",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "10",
   "Subparagraph": "(e)",
   "Topic": "280",
   "URI": "http://asc.fasb.org/extlink&oid=120311839&loc=d3e8933-108599"
  },
  "r185": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "32",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "10",
   "Subparagraph": "(f)",
   "Topic": "280",
   "URI": "http://asc.fasb.org/extlink&oid=120311839&loc=d3e8933-108599"
  },
  "r186": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "34",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "10",
   "Topic": "280",
   "URI": "http://asc.fasb.org/extlink&oid=120311839&loc=d3e8981-108599"
  },
  "r187": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "4",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "10",
   "Topic": "280",
   "URI": "http://asc.fasb.org/extlink&oid=120311839&loc=d3e8475-108599"
  },
  "r188": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "40",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "10",
   "Topic": "280",
   "URI": "http://asc.fasb.org/extlink&oid=120311839&loc=d3e9031-108599"
  },
  "r189": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "41",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "10",
   "Subparagraph": "(a)",
   "Topic": "280",
   "URI": "http://asc.fasb.org/extlink&oid=120311839&loc=d3e9038-108599"
  },
  "r19": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1",
   "Publisher": "FASB",
   "Section": "S99",
   "SubTopic": "10",
   "Subparagraph": "(SX 210.5-02(16))",
   "Topic": "210",
   "URI": "http://asc.fasb.org/extlink&oid=120391452&loc=d3e13212-122682"
  },
  "r190": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "41",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "10",
   "Topic": "280",
   "URI": "http://asc.fasb.org/extlink&oid=120311839&loc=d3e9038-108599"
  },
  "r191": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "42",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "10",
   "Topic": "280",
   "URI": "http://asc.fasb.org/extlink&oid=120311839&loc=d3e9054-108599"
  },
  "r192": {
   "Name": "Accounting Standards Codification",
   "Publisher": "FASB",
   "Topic": "280",
   "URI": "http://asc.fasb.org/topic&trid=2134510"
  },
  "r193": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "2",
   "Publisher": "FASB",
   "Section": "45",
   "SubTopic": "10",
   "Topic": "310",
   "URI": "http://asc.fasb.org/extlink&oid=121593590&loc=d3e4428-111522"
  },
  "r194": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "9",
   "Publisher": "FASB",
   "Section": "45",
   "SubTopic": "10",
   "Topic": "310",
   "URI": "http://asc.fasb.org/extlink&oid=121593590&loc=d3e4531-111522"
  },
  "r195": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "4",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "10",
   "Topic": "310",
   "URI": "http://asc.fasb.org/extlink&oid=121611835&loc=d3e5074-111524"
  },
  "r196": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "2",
   "Publisher": "FASB",
   "Section": "S99",
   "SubTopic": "10",
   "Subparagraph": "(SAB Topic 4.E)",
   "Topic": "310",
   "URI": "http://asc.fasb.org/extlink&oid=27010918&loc=d3e74512-122707"
  },
  "r197": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1",
   "Publisher": "FASB",
   "Section": "45",
   "SubTopic": "10",
   "Subparagraph": "(b)",
   "Topic": "320",
   "URI": "http://asc.fasb.org/extlink&oid=121553693&loc=d3e26610-111562"
  },
  "r198": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "2",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "10",
   "Subparagraph": "(aa)",
   "Topic": "320",
   "URI": "http://asc.fasb.org/extlink&oid=121645371&loc=d3e27161-111563"
  },
  "r199": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "5",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "10",
   "Topic": "320",
   "URI": "http://asc.fasb.org/extlink&oid=121645371&loc=d3e27232-111563"
  },
  "r2": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1",
   "Publisher": "FASB",
   "Section": "45",
   "SubTopic": "10",
   "Subparagraph": "(a)",
   "Topic": "210",
   "URI": "http://asc.fasb.org/extlink&oid=121566466&loc=d3e6676-107765"
  },
  "r20": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1",
   "Publisher": "FASB",
   "Section": "S99",
   "SubTopic": "10",
   "Subparagraph": "(SX 210.5-02(17))",
   "Topic": "210",
   "URI": "http://asc.fasb.org/extlink&oid=120391452&loc=d3e13212-122682"
  },
  "r200": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "5A",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "10",
   "Topic": "320",
   "URI": "http://asc.fasb.org/extlink&oid=121645371&loc=SL120269820-111563"
  },
  "r201": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "9",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "10",
   "Subparagraph": "(d)",
   "Topic": "320",
   "URI": "http://asc.fasb.org/extlink&oid=121645371&loc=d3e27357-111563"
  },
  "r202": {
   "Name": "Accounting Standards Codification",
   "Publisher": "FASB",
   "Topic": "320",
   "URI": "http://asc.fasb.org/topic&trid=2196928"
  },
  "r203": {
   "Name": "Accounting Standards Codification",
   "Publisher": "FASB",
   "Topic": "321",
   "URI": "http://asc.fasb.org/topic&trid=75115024"
  },
  "r204": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "3",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "10",
   "Subparagraph": "(c)",
   "Topic": "323",
   "URI": "http://asc.fasb.org/extlink&oid=114001798&loc=d3e33918-111571"
  },
  "r205": {
   "Name": "Accounting Standards Codification",
   "Publisher": "FASB",
   "Topic": "323",
   "URI": "http://asc.fasb.org/topic&trid=2196965"
  },
  "r206": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1",
   "Publisher": "FASB",
   "Section": "25",
   "SubTopic": "30",
   "Topic": "325",
   "URI": "http://asc.fasb.org/extlink&oid=6384206&loc=d3e41899-111602"
  },
  "r207": {
   "Name": "Accounting Standards Codification",
   "Publisher": "FASB",
   "Topic": "325",
   "URI": "http://asc.fasb.org/topic&trid=2197064"
  },
  "r208": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "4",
   "Publisher": "FASB",
   "Section": "65",
   "SubTopic": "10",
   "Subparagraph": "(d)",
   "Topic": "326",
   "URI": "http://asc.fasb.org/extlink&oid=121646688&loc=SL121648383-210437"
  },
  "r209": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1",
   "Publisher": "FASB",
   "Section": "45",
   "SubTopic": "20",
   "Topic": "326",
   "URI": "http://asc.fasb.org/extlink&oid=121599878&loc=SL82895884-210446"
  },
  "r21": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1",
   "Publisher": "FASB",
   "Section": "S99",
   "SubTopic": "10",
   "Subparagraph": "(SX 210.5-02(19)(a))",
   "Topic": "210",
   "URI": "http://asc.fasb.org/extlink&oid=120391452&loc=d3e13212-122682"
  },
  "r210": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "11",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "20",
   "Topic": "326",
   "URI": "http://asc.fasb.org/extlink&oid=121599337&loc=SL82919244-210447"
  },
  "r211": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "13",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "20",
   "Subparagraph": "(a)",
   "Topic": "326",
   "URI": "http://asc.fasb.org/extlink&oid=121599337&loc=SL82919249-210447"
  },
  "r212": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "13",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "20",
   "Subparagraph": "(f)",
   "Topic": "326",
   "URI": "http://asc.fasb.org/extlink&oid=121599337&loc=SL82919249-210447"
  },
  "r213": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "13",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "20",
   "Topic": "326",
   "URI": "http://asc.fasb.org/extlink&oid=121599337&loc=SL82919249-210447"
  },
  "r214": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "14",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "20",
   "Topic": "326",
   "URI": "http://asc.fasb.org/extlink&oid=121599337&loc=SL82919253-210447"
  },
  "r215": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "16",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "20",
   "Topic": "326",
   "URI": "http://asc.fasb.org/extlink&oid=121599337&loc=SL82919258-210447"
  },
  "r216": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "5",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "20",
   "Topic": "326",
   "URI": "http://asc.fasb.org/extlink&oid=121599337&loc=SL82919230-210447"
  },
  "r217": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1",
   "Publisher": "FASB",
   "Section": "45",
   "SubTopic": "30",
   "Topic": "326",
   "URI": "http://asc.fasb.org/extlink&oid=121558606&loc=SL82898722-210454"
  },
  "r218": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "4",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "30",
   "Topic": "326",
   "URI": "http://asc.fasb.org/extlink&oid=121582814&loc=SL82922888-210455"
  },
  "r219": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "7",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "30",
   "Topic": "326",
   "URI": "http://asc.fasb.org/extlink&oid=121582814&loc=SL82922895-210455"
  },
  "r22": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1",
   "Publisher": "FASB",
   "Section": "S99",
   "SubTopic": "10",
   "Subparagraph": "(SX 210.5-02(19))",
   "Topic": "210",
   "URI": "http://asc.fasb.org/extlink&oid=120391452&loc=d3e13212-122682"
  },
  "r220": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "9",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "30",
   "Topic": "326",
   "URI": "http://asc.fasb.org/extlink&oid=121582814&loc=SL82922900-210455"
  },
  "r221": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "8",
   "Publisher": "FASB",
   "Section": "55",
   "SubTopic": "30",
   "Topic": "326",
   "URI": "http://asc.fasb.org/extlink&oid=121590138&loc=SL82922954-210456"
  },
  "r222": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "2",
   "Publisher": "FASB",
   "Section": "S99",
   "SubTopic": "10",
   "Subparagraph": "(SAB Topic 5.BB)",
   "Topic": "330",
   "URI": "http://asc.fasb.org/extlink&oid=27011343&loc=d3e100047-122729"
  },
  "r223": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1",
   "Publisher": "FASB",
   "Section": "45",
   "SubTopic": "20",
   "Topic": "350",
   "URI": "http://asc.fasb.org/extlink&oid=99380562&loc=d3e13770-109266"
  },
  "r224": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "5",
   "Publisher": "FASB",
   "Section": "45",
   "SubTopic": "20",
   "Topic": "350",
   "URI": "http://asc.fasb.org/extlink&oid=120320667&loc=SL49117168-202975"
  },
  "r225": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "20",
   "Topic": "350",
   "URI": "http://asc.fasb.org/extlink&oid=121556970&loc=d3e13816-109267"
  },
  "r226": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1",
   "Publisher": "FASB",
   "Section": "45",
   "SubTopic": "30",
   "Topic": "350",
   "URI": "http://asc.fasb.org/extlink&oid=6388964&loc=d3e16212-109274"
  },
  "r227": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "2",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "30",
   "Subparagraph": "((a)(1),(b))",
   "Topic": "350",
   "URI": "http://asc.fasb.org/extlink&oid=66006027&loc=d3e16323-109275"
  },
  "r228": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "10",
   "Subparagraph": "(b)",
   "Topic": "360",
   "URI": "http://asc.fasb.org/extlink&oid=6391035&loc=d3e2868-110229"
  },
  "r229": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "10",
   "Subparagraph": "(c)",
   "Topic": "360",
   "URI": "http://asc.fasb.org/extlink&oid=6391035&loc=d3e2868-110229"
  },
  "r23": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1",
   "Publisher": "FASB",
   "Section": "S99",
   "SubTopic": "10",
   "Subparagraph": "(SX 210.5-02(20))",
   "Topic": "210",
   "URI": "http://asc.fasb.org/extlink&oid=120391452&loc=d3e13212-122682"
  },
  "r230": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "10",
   "Topic": "360",
   "URI": "http://asc.fasb.org/extlink&oid=6391035&loc=d3e2868-110229"
  },
  "r231": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "3",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "10",
   "Subparagraph": "(f)",
   "Topic": "360",
   "URI": "http://asc.fasb.org/extlink&oid=109226691&loc=d3e2941-110230"
  },
  "r232": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "10",
   "Subparagraph": "(d)",
   "Topic": "420",
   "URI": "http://asc.fasb.org/extlink&oid=6394359&loc=d3e17939-110869"
  },
  "r233": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "2",
   "Publisher": "FASB",
   "Section": "S99",
   "SubTopic": "10",
   "Subparagraph": "(SAB Topic 5.P.4(d))",
   "Topic": "420",
   "URI": "http://asc.fasb.org/extlink&oid=115931487&loc=d3e140904-122747"
  },
  "r234": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "4",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "10",
   "Subparagraph": "(a)",
   "Topic": "440",
   "URI": "http://asc.fasb.org/extlink&oid=121559207&loc=d3e25336-109308"
  },
  "r235": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "4",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "10",
   "Subparagraph": "(c)",
   "Topic": "440",
   "URI": "http://asc.fasb.org/extlink&oid=121559207&loc=d3e25336-109308"
  },
  "r236": {
   "Name": "Accounting Standards Codification",
   "Publisher": "FASB",
   "Topic": "440",
   "URI": "http://asc.fasb.org/topic&trid=2144648"
  },
  "r237": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "20",
   "Topic": "450",
   "URI": "http://asc.fasb.org/extlink&oid=121557415&loc=d3e14326-108349"
  },
  "r238": {
   "Name": "Accounting Standards Codification",
   "Publisher": "FASB",
   "Topic": "450",
   "URI": "http://asc.fasb.org/topic&trid=2127136"
  },
  "r239": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "4",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "20",
   "Subparagraph": "(b)(3)",
   "Topic": "470",
   "URI": "http://asc.fasb.org/extlink&oid=120520924&loc=SL6031897-161870"
  },
  "r24": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1",
   "Publisher": "FASB",
   "Section": "S99",
   "SubTopic": "10",
   "Subparagraph": "(SX 210.5-02(22))",
   "Topic": "210",
   "URI": "http://asc.fasb.org/extlink&oid=120391452&loc=d3e13212-122682"
  },
  "r240": {
   "Name": "Accounting Standards Codification",
   "Publisher": "FASB",
   "Topic": "470",
   "URI": "http://asc.fasb.org/topic&trid=2208564"
  },
  "r241": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1",
   "Publisher": "FASB",
   "Section": "S99",
   "SubTopic": "10",
   "Subparagraph": "(CFRR 211.02)",
   "Topic": "480",
   "URI": "http://asc.fasb.org/extlink&oid=65877616&loc=d3e177068-122764"
  },
  "r242": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "2",
   "Publisher": "FASB",
   "Section": "45",
   "SubTopic": "10",
   "Topic": "505",
   "URI": "http://asc.fasb.org/extlink&oid=65888546&loc=d3e21300-112643"
  },
  "r243": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "10",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "10",
   "Topic": "505",
   "URI": "http://asc.fasb.org/extlink&oid=109259400&loc=d3e21553-112644"
  },
  "r244": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "2",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "10",
   "Topic": "505",
   "URI": "http://asc.fasb.org/extlink&oid=109259400&loc=d3e21463-112644"
  },
  "r245": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "3",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "10",
   "Topic": "505",
   "URI": "http://asc.fasb.org/extlink&oid=109259400&loc=d3e21475-112644"
  },
  "r246": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "4",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "10",
   "Topic": "505",
   "URI": "http://asc.fasb.org/extlink&oid=109259400&loc=d3e21484-112644"
  },
  "r247": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "5",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "10",
   "Topic": "505",
   "URI": "http://asc.fasb.org/extlink&oid=109259400&loc=d3e21488-112644"
  },
  "r248": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "6",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "10",
   "Topic": "505",
   "URI": "http://asc.fasb.org/extlink&oid=109259400&loc=d3e21506-112644"
  },
  "r249": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "7",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "10",
   "Topic": "505",
   "URI": "http://asc.fasb.org/extlink&oid=109259400&loc=d3e21521-112644"
  },
  "r25": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1",
   "Publisher": "FASB",
   "Section": "S99",
   "SubTopic": "10",
   "Subparagraph": "(SX 210.5-02(23))",
   "Topic": "210",
   "URI": "http://asc.fasb.org/extlink&oid=120391452&loc=d3e13212-122682"
  },
  "r250": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "8",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "10",
   "Topic": "505",
   "URI": "http://asc.fasb.org/extlink&oid=109259400&loc=d3e21538-112644"
  },
  "r251": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1",
   "Publisher": "FASB",
   "Section": "S99",
   "SubTopic": "10",
   "Subparagraph": "(SX 210.3-04)",
   "Topic": "505",
   "URI": "http://asc.fasb.org/extlink&oid=120397183&loc=d3e187085-122770"
  },
  "r252": {
   "Name": "Accounting Standards Codification",
   "Publisher": "FASB",
   "Topic": "505",
   "URI": "http://asc.fasb.org/topic&trid=2208762"
  },
  "r253": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "10",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "10",
   "Topic": "606",
   "URI": "http://asc.fasb.org/extlink&oid=121604090&loc=SL49130551-203045"
  },
  "r254": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "12",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "10",
   "Subparagraph": "(a)",
   "Topic": "606",
   "URI": "http://asc.fasb.org/extlink&oid=121604090&loc=SL49130554-203045"
  },
  "r255": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "12",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "10",
   "Subparagraph": "(b)",
   "Topic": "606",
   "URI": "http://asc.fasb.org/extlink&oid=121604090&loc=SL49130554-203045"
  },
  "r256": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "12",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "10",
   "Subparagraph": "(c)",
   "Topic": "606",
   "URI": "http://asc.fasb.org/extlink&oid=121604090&loc=SL49130554-203045"
  },
  "r257": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "12",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "10",
   "Subparagraph": "(d)",
   "Topic": "606",
   "URI": "http://asc.fasb.org/extlink&oid=121604090&loc=SL49130554-203045"
  },
  "r258": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "12",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "10",
   "Subparagraph": "(e)",
   "Topic": "606",
   "URI": "http://asc.fasb.org/extlink&oid=121604090&loc=SL49130554-203045"
  },
  "r259": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "13",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "10",
   "Subparagraph": "(b)(2)",
   "Topic": "606",
   "URI": "http://asc.fasb.org/extlink&oid=121604090&loc=SL49130556-203045"
  },
  "r26": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1",
   "Publisher": "FASB",
   "Section": "S99",
   "SubTopic": "10",
   "Subparagraph": "(SX 210.5-02(24))",
   "Topic": "210",
   "URI": "http://asc.fasb.org/extlink&oid=120391452&loc=d3e13212-122682"
  },
  "r260": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "15",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "10",
   "Topic": "606",
   "URI": "http://asc.fasb.org/extlink&oid=121604090&loc=SL49130558-203045"
  },
  "r261": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "4",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "10",
   "Subparagraph": "(a)",
   "Topic": "606",
   "URI": "http://asc.fasb.org/extlink&oid=121604090&loc=SL49130543-203045"
  },
  "r262": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "5",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "10",
   "Topic": "606",
   "URI": "http://asc.fasb.org/extlink&oid=121604090&loc=SL49130545-203045"
  },
  "r263": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "9",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "10",
   "Topic": "606",
   "URI": "http://asc.fasb.org/extlink&oid=121604090&loc=SL49130550-203045"
  },
  "r264": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "91",
   "Publisher": "FASB",
   "Section": "55",
   "SubTopic": "10",
   "Subparagraph": "(a)",
   "Topic": "606",
   "URI": "http://asc.fasb.org/extlink&oid=121551570&loc=SL49130690-203046-203046"
  },
  "r265": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "91",
   "Publisher": "FASB",
   "Section": "55",
   "SubTopic": "10",
   "Subparagraph": "(b)",
   "Topic": "606",
   "URI": "http://asc.fasb.org/extlink&oid=121551570&loc=SL49130690-203046-203046"
  },
  "r266": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "91",
   "Publisher": "FASB",
   "Section": "55",
   "SubTopic": "10",
   "Subparagraph": "(c)",
   "Topic": "606",
   "URI": "http://asc.fasb.org/extlink&oid=121551570&loc=SL49130690-203046-203046"
  },
  "r267": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "91",
   "Publisher": "FASB",
   "Section": "55",
   "SubTopic": "10",
   "Subparagraph": "(d)",
   "Topic": "606",
   "URI": "http://asc.fasb.org/extlink&oid=121551570&loc=SL49130690-203046-203046"
  },
  "r268": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "91",
   "Publisher": "FASB",
   "Section": "55",
   "SubTopic": "10",
   "Subparagraph": "(e)",
   "Topic": "606",
   "URI": "http://asc.fasb.org/extlink&oid=121551570&loc=SL49130690-203046-203046"
  },
  "r269": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "91",
   "Publisher": "FASB",
   "Section": "55",
   "SubTopic": "10",
   "Subparagraph": "(f)",
   "Topic": "606",
   "URI": "http://asc.fasb.org/extlink&oid=121551570&loc=SL49130690-203046-203046"
  },
  "r27": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1",
   "Publisher": "FASB",
   "Section": "S99",
   "SubTopic": "10",
   "Subparagraph": "(SX 210.5-02(28))",
   "Topic": "210",
   "URI": "http://asc.fasb.org/extlink&oid=120391452&loc=d3e13212-122682"
  },
  "r270": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "91",
   "Publisher": "FASB",
   "Section": "55",
   "SubTopic": "10",
   "Subparagraph": "(g)",
   "Topic": "606",
   "URI": "http://asc.fasb.org/extlink&oid=121551570&loc=SL49130690-203046-203046"
  },
  "r271": {
   "Name": "Accounting Standards Codification",
   "Publisher": "FASB",
   "Topic": "606",
   "URI": "http://asc.fasb.org/topic&trid=49130388"
  },
  "r272": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "4",
   "Publisher": "FASB",
   "Section": "15",
   "SubTopic": "10",
   "Subparagraph": "(c)",
   "Topic": "712",
   "URI": "http://asc.fasb.org/extlink&oid=6410066&loc=d3e79218-111664"
  },
  "r273": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "4",
   "Publisher": "FASB",
   "Section": "15",
   "SubTopic": "10",
   "Subparagraph": "(d)",
   "Topic": "712",
   "URI": "http://asc.fasb.org/extlink&oid=6410066&loc=d3e79218-111664"
  },
  "r274": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "2",
   "Publisher": "FASB",
   "Section": "45",
   "SubTopic": "20",
   "Topic": "715",
   "URI": "http://asc.fasb.org/extlink&oid=109237824&loc=d3e1703-114919"
  },
  "r275": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "3",
   "Publisher": "FASB",
   "Section": "45",
   "SubTopic": "20",
   "Topic": "715",
   "URI": "http://asc.fasb.org/extlink&oid=109237824&loc=d3e1731-114919"
  },
  "r276": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "3A",
   "Publisher": "FASB",
   "Section": "45",
   "SubTopic": "20",
   "Subparagraph": "(b)",
   "Topic": "715",
   "URI": "http://asc.fasb.org/extlink&oid=109237824&loc=SL108413299-114919"
  },
  "r277": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "20",
   "Subparagraph": "(a)",
   "Topic": "715",
   "URI": "http://asc.fasb.org/extlink&oid=118255775&loc=d3e1928-114920"
  },
  "r278": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "20",
   "Subparagraph": "(a)(1)",
   "Topic": "715",
   "URI": "http://asc.fasb.org/extlink&oid=118255775&loc=d3e1928-114920"
  },
  "r279": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "20",
   "Subparagraph": "(a)(10)",
   "Topic": "715",
   "URI": "http://asc.fasb.org/extlink&oid=118255775&loc=d3e1928-114920"
  },
  "r28": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1",
   "Publisher": "FASB",
   "Section": "S99",
   "SubTopic": "10",
   "Subparagraph": "(SX 210.5-02(29))",
   "Topic": "210",
   "URI": "http://asc.fasb.org/extlink&oid=120391452&loc=d3e13212-122682"
  },
  "r280": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "20",
   "Subparagraph": "(a)(2)",
   "Topic": "715",
   "URI": "http://asc.fasb.org/extlink&oid=118255775&loc=d3e1928-114920"
  },
  "r281": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "20",
   "Subparagraph": "(a)(3)",
   "Topic": "715",
   "URI": "http://asc.fasb.org/extlink&oid=118255775&loc=d3e1928-114920"
  },
  "r282": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "20",
   "Subparagraph": "(a)(4)",
   "Topic": "715",
   "URI": "http://asc.fasb.org/extlink&oid=118255775&loc=d3e1928-114920"
  },
  "r283": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "20",
   "Subparagraph": "(a)(5)",
   "Topic": "715",
   "URI": "http://asc.fasb.org/extlink&oid=118255775&loc=d3e1928-114920"
  },
  "r284": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "20",
   "Subparagraph": "(a)(6)",
   "Topic": "715",
   "URI": "http://asc.fasb.org/extlink&oid=118255775&loc=d3e1928-114920"
  },
  "r285": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "20",
   "Subparagraph": "(a)(7)",
   "Topic": "715",
   "URI": "http://asc.fasb.org/extlink&oid=118255775&loc=d3e1928-114920"
  },
  "r286": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "20",
   "Subparagraph": "(a)(8)",
   "Topic": "715",
   "URI": "http://asc.fasb.org/extlink&oid=118255775&loc=d3e1928-114920"
  },
  "r287": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "20",
   "Subparagraph": "(a)(9)",
   "Topic": "715",
   "URI": "http://asc.fasb.org/extlink&oid=118255775&loc=d3e1928-114920"
  },
  "r288": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "20",
   "Subparagraph": "(b)",
   "Topic": "715",
   "URI": "http://asc.fasb.org/extlink&oid=118255775&loc=d3e1928-114920"
  },
  "r289": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "20",
   "Subparagraph": "(b)(1)",
   "Topic": "715",
   "URI": "http://asc.fasb.org/extlink&oid=118255775&loc=d3e1928-114920"
  },
  "r29": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1",
   "Publisher": "FASB",
   "Section": "S99",
   "SubTopic": "10",
   "Subparagraph": "(SX 210.5-02(3))",
   "Topic": "210",
   "URI": "http://asc.fasb.org/extlink&oid=120391452&loc=d3e13212-122682"
  },
  "r290": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "20",
   "Subparagraph": "(b)(2)",
   "Topic": "715",
   "URI": "http://asc.fasb.org/extlink&oid=118255775&loc=d3e1928-114920"
  },
  "r291": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "20",
   "Subparagraph": "(b)(3)",
   "Topic": "715",
   "URI": "http://asc.fasb.org/extlink&oid=118255775&loc=d3e1928-114920"
  },
  "r292": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "20",
   "Subparagraph": "(b)(4)",
   "Topic": "715",
   "URI": "http://asc.fasb.org/extlink&oid=118255775&loc=d3e1928-114920"
  },
  "r293": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "20",
   "Subparagraph": "(b)(5)",
   "Topic": "715",
   "URI": "http://asc.fasb.org/extlink&oid=118255775&loc=d3e1928-114920"
  },
  "r294": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "20",
   "Subparagraph": "(b)(6)",
   "Topic": "715",
   "URI": "http://asc.fasb.org/extlink&oid=118255775&loc=d3e1928-114920"
  },
  "r295": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "20",
   "Subparagraph": "(b)(7)",
   "Topic": "715",
   "URI": "http://asc.fasb.org/extlink&oid=118255775&loc=d3e1928-114920"
  },
  "r296": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "20",
   "Subparagraph": "(b)(8)",
   "Topic": "715",
   "URI": "http://asc.fasb.org/extlink&oid=118255775&loc=d3e1928-114920"
  },
  "r297": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "20",
   "Subparagraph": "(c)",
   "Topic": "715",
   "URI": "http://asc.fasb.org/extlink&oid=118255775&loc=d3e1928-114920"
  },
  "r298": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "20",
   "Subparagraph": "(d)(i)",
   "Topic": "715",
   "URI": "http://asc.fasb.org/extlink&oid=118255775&loc=d3e1928-114920"
  },
  "r299": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "20",
   "Subparagraph": "(d)(ii)",
   "Topic": "715",
   "URI": "http://asc.fasb.org/extlink&oid=118255775&loc=d3e1928-114920"
  },
  "r3": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1",
   "Publisher": "FASB",
   "Section": "45",
   "SubTopic": "10",
   "Subparagraph": "(b)",
   "Topic": "210",
   "URI": "http://asc.fasb.org/extlink&oid=121566466&loc=d3e6676-107765"
  },
  "r30": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1",
   "Publisher": "FASB",
   "Section": "S99",
   "SubTopic": "10",
   "Subparagraph": "(SX 210.5-02(30)(a)(1))",
   "Topic": "210",
   "URI": "http://asc.fasb.org/extlink&oid=120391452&loc=d3e13212-122682"
  },
  "r300": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "20",
   "Subparagraph": "(d)(iii)",
   "Topic": "715",
   "URI": "http://asc.fasb.org/extlink&oid=118255775&loc=d3e1928-114920"
  },
  "r301": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "20",
   "Subparagraph": "(d)(iv)(01)",
   "Topic": "715",
   "URI": "http://asc.fasb.org/extlink&oid=118255775&loc=d3e1928-114920"
  },
  "r302": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "20",
   "Subparagraph": "(d)(iv)(02)",
   "Topic": "715",
   "URI": "http://asc.fasb.org/extlink&oid=118255775&loc=d3e1928-114920"
  },
  "r303": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "20",
   "Subparagraph": "(d)(iv)(02)(A)",
   "Topic": "715",
   "URI": "http://asc.fasb.org/extlink&oid=118255775&loc=d3e1928-114920"
  },
  "r304": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "20",
   "Subparagraph": "(d)(iv)(02)(B)",
   "Topic": "715",
   "URI": "http://asc.fasb.org/extlink&oid=118255775&loc=d3e1928-114920"
  },
  "r305": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "20",
   "Subparagraph": "(d)(iv)(02)(C)",
   "Topic": "715",
   "URI": "http://asc.fasb.org/extlink&oid=118255775&loc=d3e1928-114920"
  },
  "r306": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "20",
   "Subparagraph": "(d)(iv)(03)",
   "Topic": "715",
   "URI": "http://asc.fasb.org/extlink&oid=118255775&loc=d3e1928-114920"
  },
  "r307": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "20",
   "Subparagraph": "(e)",
   "Topic": "715",
   "URI": "http://asc.fasb.org/extlink&oid=118255775&loc=d3e1928-114920"
  },
  "r308": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "20",
   "Subparagraph": "(f)",
   "Topic": "715",
   "URI": "http://asc.fasb.org/extlink&oid=118255775&loc=d3e1928-114920"
  },
  "r309": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "20",
   "Subparagraph": "(g)",
   "Topic": "715",
   "URI": "http://asc.fasb.org/extlink&oid=118255775&loc=d3e1928-114920"
  },
  "r31": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1",
   "Publisher": "FASB",
   "Section": "S99",
   "SubTopic": "10",
   "Subparagraph": "(SX 210.5-02(30)(a)(3))",
   "Topic": "210",
   "URI": "http://asc.fasb.org/extlink&oid=120391452&loc=d3e13212-122682"
  },
  "r310": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "20",
   "Subparagraph": "(h)",
   "Topic": "715",
   "URI": "http://asc.fasb.org/extlink&oid=118255775&loc=d3e1928-114920"
  },
  "r311": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "20",
   "Subparagraph": "(h)(1)",
   "Topic": "715",
   "URI": "http://asc.fasb.org/extlink&oid=118255775&loc=d3e1928-114920"
  },
  "r312": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "20",
   "Subparagraph": "(h)(2)",
   "Topic": "715",
   "URI": "http://asc.fasb.org/extlink&oid=118255775&loc=d3e1928-114920"
  },
  "r313": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "20",
   "Subparagraph": "(h)(3)",
   "Topic": "715",
   "URI": "http://asc.fasb.org/extlink&oid=118255775&loc=d3e1928-114920"
  },
  "r314": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "20",
   "Subparagraph": "(h)(4)",
   "Topic": "715",
   "URI": "http://asc.fasb.org/extlink&oid=118255775&loc=d3e1928-114920"
  },
  "r315": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "20",
   "Subparagraph": "(h)(5)",
   "Topic": "715",
   "URI": "http://asc.fasb.org/extlink&oid=118255775&loc=d3e1928-114920"
  },
  "r316": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "20",
   "Subparagraph": "(h)(6)",
   "Topic": "715",
   "URI": "http://asc.fasb.org/extlink&oid=118255775&loc=d3e1928-114920"
  },
  "r317": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "20",
   "Subparagraph": "(h)(7)",
   "Topic": "715",
   "URI": "http://asc.fasb.org/extlink&oid=118255775&loc=d3e1928-114920"
  },
  "r318": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "20",
   "Subparagraph": "(i)",
   "Topic": "715",
   "URI": "http://asc.fasb.org/extlink&oid=118255775&loc=d3e1928-114920"
  },
  "r319": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "20",
   "Subparagraph": "(j)",
   "Topic": "715",
   "URI": "http://asc.fasb.org/extlink&oid=118255775&loc=d3e1928-114920"
  },
  "r32": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1",
   "Publisher": "FASB",
   "Section": "S99",
   "SubTopic": "10",
   "Subparagraph": "(SX 210.5-02(30)(a)(4))",
   "Topic": "210",
   "URI": "http://asc.fasb.org/extlink&oid=120391452&loc=d3e13212-122682"
  },
  "r320": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "20",
   "Subparagraph": "(k)(1)",
   "Topic": "715",
   "URI": "http://asc.fasb.org/extlink&oid=118255775&loc=d3e1928-114920"
  },
  "r321": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "20",
   "Subparagraph": "(k)(3)",
   "Topic": "715",
   "URI": "http://asc.fasb.org/extlink&oid=118255775&loc=d3e1928-114920"
  },
  "r322": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "20",
   "Subparagraph": "(k)(4)",
   "Topic": "715",
   "URI": "http://asc.fasb.org/extlink&oid=118255775&loc=d3e1928-114920"
  },
  "r323": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "20",
   "Subparagraph": "(l)",
   "Topic": "715",
   "URI": "http://asc.fasb.org/extlink&oid=118255775&loc=d3e1928-114920"
  },
  "r324": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "20",
   "Subparagraph": "(n)",
   "Topic": "715",
   "URI": "http://asc.fasb.org/extlink&oid=118255775&loc=d3e1928-114920"
  },
  "r325": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "20",
   "Subparagraph": "(o)",
   "Topic": "715",
   "URI": "http://asc.fasb.org/extlink&oid=118255775&loc=d3e1928-114920"
  },
  "r326": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "20",
   "Subparagraph": "(p)",
   "Topic": "715",
   "URI": "http://asc.fasb.org/extlink&oid=118255775&loc=d3e1928-114920"
  },
  "r327": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "20",
   "Subparagraph": "(q)",
   "Topic": "715",
   "URI": "http://asc.fasb.org/extlink&oid=118255775&loc=d3e1928-114920"
  },
  "r328": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "20",
   "Subparagraph": "(r)(1)",
   "Topic": "715",
   "URI": "http://asc.fasb.org/extlink&oid=118255775&loc=d3e1928-114920"
  },
  "r329": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "20",
   "Subparagraph": "(r)(2)",
   "Topic": "715",
   "URI": "http://asc.fasb.org/extlink&oid=118255775&loc=d3e1928-114920"
  },
  "r33": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1",
   "Publisher": "FASB",
   "Section": "S99",
   "SubTopic": "10",
   "Subparagraph": "(SX 210.5-02(30))",
   "Topic": "210",
   "URI": "http://asc.fasb.org/extlink&oid=120391452&loc=d3e13212-122682"
  },
  "r330": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "20",
   "Topic": "715",
   "URI": "http://asc.fasb.org/extlink&oid=118255775&loc=d3e1928-114920"
  },
  "r331": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "2",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "20",
   "Topic": "715",
   "URI": "http://asc.fasb.org/extlink&oid=118255775&loc=d3e2410-114920"
  },
  "r332": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "3",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "20",
   "Topic": "715",
   "URI": "http://asc.fasb.org/extlink&oid=118255775&loc=d3e2417-114920"
  },
  "r333": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "4",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "20",
   "Topic": "715",
   "URI": "http://asc.fasb.org/extlink&oid=118255775&loc=d3e2439-114920"
  },
  "r334": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "6",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "20",
   "Subparagraph": "(a)",
   "Topic": "715",
   "URI": "http://asc.fasb.org/extlink&oid=118255775&loc=d3e2709-114920"
  },
  "r335": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "6",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "20",
   "Subparagraph": "(a)(1)",
   "Topic": "715",
   "URI": "http://asc.fasb.org/extlink&oid=118255775&loc=d3e2709-114920"
  },
  "r336": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "6",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "20",
   "Subparagraph": "(a)(2)",
   "Topic": "715",
   "URI": "http://asc.fasb.org/extlink&oid=118255775&loc=d3e2709-114920"
  },
  "r337": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "6",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "20",
   "Subparagraph": "(a)(3)",
   "Topic": "715",
   "URI": "http://asc.fasb.org/extlink&oid=118255775&loc=d3e2709-114920"
  },
  "r338": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "6",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "20",
   "Subparagraph": "(a)(4)",
   "Topic": "715",
   "URI": "http://asc.fasb.org/extlink&oid=118255775&loc=d3e2709-114920"
  },
  "r339": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "6",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "20",
   "Subparagraph": "(a)(5)",
   "Topic": "715",
   "URI": "http://asc.fasb.org/extlink&oid=118255775&loc=d3e2709-114920"
  },
  "r34": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1",
   "Publisher": "FASB",
   "Section": "S99",
   "SubTopic": "10",
   "Subparagraph": "(SX 210.5-02(31))",
   "Topic": "210",
   "URI": "http://asc.fasb.org/extlink&oid=120391452&loc=d3e13212-122682"
  },
  "r340": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "6",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "20",
   "Subparagraph": "(a)(6)",
   "Topic": "715",
   "URI": "http://asc.fasb.org/extlink&oid=118255775&loc=d3e2709-114920"
  },
  "r341": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "6",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "20",
   "Subparagraph": "(a)(7)",
   "Topic": "715",
   "URI": "http://asc.fasb.org/extlink&oid=118255775&loc=d3e2709-114920"
  },
  "r342": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "6",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "20",
   "Subparagraph": "(b)",
   "Topic": "715",
   "URI": "http://asc.fasb.org/extlink&oid=118255775&loc=d3e2709-114920"
  },
  "r343": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "8",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "20",
   "Topic": "715",
   "URI": "http://asc.fasb.org/extlink&oid=118255775&loc=d3e2919-114920"
  },
  "r344": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "17",
   "Publisher": "FASB",
   "Section": "55",
   "SubTopic": "20",
   "Topic": "715",
   "URI": "http://asc.fasb.org/extlink&oid=118257860&loc=d3e4179-114921"
  },
  "r345": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "18",
   "Publisher": "FASB",
   "Section": "55",
   "SubTopic": "20",
   "Topic": "715",
   "URI": "http://asc.fasb.org/extlink&oid=118257860&loc=d3e4587-114921"
  },
  "r346": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "2",
   "Publisher": "FASB",
   "Section": "S99",
   "SubTopic": "20",
   "Topic": "715",
   "URI": "http://asc.fasb.org/extlink&oid=21916913&loc=d3e273930-122802"
  },
  "r347": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "3",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "60",
   "Subparagraph": "(c)",
   "Topic": "715",
   "URI": "http://asc.fasb.org/extlink&oid=6414203&loc=d3e39689-114964"
  },
  "r348": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "70",
   "Topic": "715",
   "URI": "http://asc.fasb.org/extlink&oid=49170846&loc=d3e28014-114942"
  },
  "r349": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1",
   "Publisher": "FASB",
   "Section": "35",
   "SubTopic": "80",
   "Topic": "715",
   "URI": "http://asc.fasb.org/extlink&oid=29639808&loc=d3e29008-114946"
  },
  "r35": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1",
   "Publisher": "FASB",
   "Section": "S99",
   "SubTopic": "10",
   "Subparagraph": "(SX 210.5-02(32))",
   "Topic": "210",
   "URI": "http://asc.fasb.org/extlink&oid=120391452&loc=d3e13212-122682"
  },
  "r350": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "11",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "80",
   "Subparagraph": "(a)",
   "Topic": "715",
   "URI": "http://asc.fasb.org/extlink&oid=65877416&loc=SL14450702-114947"
  },
  "r351": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "11",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "80",
   "Subparagraph": "(b)",
   "Topic": "715",
   "URI": "http://asc.fasb.org/extlink&oid=65877416&loc=SL14450702-114947"
  },
  "r352": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "11",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "80",
   "Subparagraph": "(c)",
   "Topic": "715",
   "URI": "http://asc.fasb.org/extlink&oid=65877416&loc=SL14450702-114947"
  },
  "r353": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "11",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "80",
   "Topic": "715",
   "URI": "http://asc.fasb.org/extlink&oid=65877416&loc=SL14450702-114947"
  },
  "r354": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "5",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "80",
   "Subparagraph": "(d)",
   "Topic": "715",
   "URI": "http://asc.fasb.org/extlink&oid=65877416&loc=SL14450657-114947"
  },
  "r355": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "6",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "80",
   "Subparagraph": "(a)",
   "Topic": "715",
   "URI": "http://asc.fasb.org/extlink&oid=65877416&loc=SL14450673-114947"
  },
  "r356": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "6",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "80",
   "Subparagraph": "(b)",
   "Topic": "715",
   "URI": "http://asc.fasb.org/extlink&oid=65877416&loc=SL14450673-114947"
  },
  "r357": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "6",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "80",
   "Subparagraph": "(c)",
   "Topic": "715",
   "URI": "http://asc.fasb.org/extlink&oid=65877416&loc=SL14450673-114947"
  },
  "r358": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "9",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "80",
   "Subparagraph": "(b)",
   "Topic": "715",
   "URI": "http://asc.fasb.org/extlink&oid=65877416&loc=SL14450691-114947"
  },
  "r359": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "8",
   "Publisher": "FASB",
   "Section": "55",
   "SubTopic": "80",
   "Topic": "715",
   "URI": "http://asc.fasb.org/extlink&oid=35742348&loc=SL14450788-114948"
  },
  "r36": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1",
   "Publisher": "FASB",
   "Section": "S99",
   "SubTopic": "10",
   "Subparagraph": "(SX 210.5-02(6)(a)(1))",
   "Topic": "210",
   "URI": "http://asc.fasb.org/extlink&oid=120391452&loc=d3e13212-122682"
  },
  "r360": {
   "Name": "Accounting Standards Codification",
   "Publisher": "FASB",
   "Topic": "715",
   "URI": "http://asc.fasb.org/topic&trid=2235017"
  },
  "r361": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "2",
   "Publisher": "FASB",
   "Section": "35",
   "SubTopic": "10",
   "Topic": "718",
   "URI": "http://asc.fasb.org/extlink&oid=121326096&loc=d3e4534-113899"
  },
  "r362": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "10",
   "Subparagraph": "(a)",
   "Topic": "718",
   "URI": "http://asc.fasb.org/extlink&oid=120381028&loc=d3e5047-113901"
  },
  "r363": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "10",
   "Subparagraph": "(b)",
   "Topic": "718",
   "URI": "http://asc.fasb.org/extlink&oid=120381028&loc=d3e5047-113901"
  },
  "r364": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "10",
   "Topic": "718",
   "URI": "http://asc.fasb.org/extlink&oid=120381028&loc=d3e5047-113901"
  },
  "r365": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "2",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "10",
   "Subparagraph": "(a)(1)",
   "Topic": "718",
   "URI": "http://asc.fasb.org/extlink&oid=120381028&loc=d3e5070-113901"
  },
  "r366": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "2",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "10",
   "Subparagraph": "(a),(g)",
   "Topic": "718",
   "URI": "http://asc.fasb.org/extlink&oid=120381028&loc=d3e5070-113901"
  },
  "r367": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "2",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "10",
   "Subparagraph": "(c)(1)(iv)(3)",
   "Topic": "718",
   "URI": "http://asc.fasb.org/extlink&oid=120381028&loc=d3e5070-113901"
  },
  "r368": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "2",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "10",
   "Subparagraph": "(c)(2)(i)-(ii)",
   "Topic": "718",
   "URI": "http://asc.fasb.org/extlink&oid=120381028&loc=d3e5070-113901"
  },
  "r369": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "2",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "10",
   "Subparagraph": "(c)(2)(iii)(1)",
   "Topic": "718",
   "URI": "http://asc.fasb.org/extlink&oid=120381028&loc=d3e5070-113901"
  },
  "r37": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1",
   "Publisher": "FASB",
   "Section": "S99",
   "SubTopic": "10",
   "Subparagraph": "(SX 210.5-02(6)(a))",
   "Topic": "210",
   "URI": "http://asc.fasb.org/extlink&oid=120391452&loc=d3e13212-122682"
  },
  "r370": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "2",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "10",
   "Subparagraph": "(c)(2)(iii)(2)",
   "Topic": "718",
   "URI": "http://asc.fasb.org/extlink&oid=120381028&loc=d3e5070-113901"
  },
  "r371": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "2",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "10",
   "Subparagraph": "(c)(2)(iii)(3)",
   "Topic": "718",
   "URI": "http://asc.fasb.org/extlink&oid=120381028&loc=d3e5070-113901"
  },
  "r372": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "2",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "10",
   "Subparagraph": "(d)(2)",
   "Topic": "718",
   "URI": "http://asc.fasb.org/extlink&oid=120381028&loc=d3e5070-113901"
  },
  "r373": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "2",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "10",
   "Subparagraph": "(f)(2)(i)",
   "Topic": "718",
   "URI": "http://asc.fasb.org/extlink&oid=120381028&loc=d3e5070-113901"
  },
  "r374": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "2",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "10",
   "Subparagraph": "(f)(2)(ii)",
   "Topic": "718",
   "URI": "http://asc.fasb.org/extlink&oid=120381028&loc=d3e5070-113901"
  },
  "r375": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "2",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "10",
   "Subparagraph": "(f)(2)(iii)",
   "Topic": "718",
   "URI": "http://asc.fasb.org/extlink&oid=120381028&loc=d3e5070-113901"
  },
  "r376": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "2",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "10",
   "Subparagraph": "(f)(2)(iv)",
   "Topic": "718",
   "URI": "http://asc.fasb.org/extlink&oid=120381028&loc=d3e5070-113901"
  },
  "r377": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "2",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "10",
   "Subparagraph": "(g)",
   "Topic": "718",
   "URI": "http://asc.fasb.org/extlink&oid=120381028&loc=d3e5070-113901"
  },
  "r378": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "2",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "10",
   "Subparagraph": "(h)(1)(i)",
   "Topic": "718",
   "URI": "http://asc.fasb.org/extlink&oid=120381028&loc=d3e5070-113901"
  },
  "r379": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "2",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "10",
   "Topic": "718",
   "URI": "http://asc.fasb.org/extlink&oid=120381028&loc=d3e5070-113901"
  },
  "r38": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1",
   "Publisher": "FASB",
   "Section": "S99",
   "SubTopic": "10",
   "Subparagraph": "(SX 210.5-02(6)(b))",
   "Topic": "210",
   "URI": "http://asc.fasb.org/extlink&oid=120391452&loc=d3e13212-122682"
  },
  "r380": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "15",
   "Publisher": "FASB",
   "Section": "65",
   "SubTopic": "10",
   "Subparagraph": "(e)",
   "Topic": "718",
   "URI": "http://asc.fasb.org/extlink&oid=121322162&loc=SL121327923-165333"
  },
  "r381": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "15",
   "Publisher": "FASB",
   "Section": "65",
   "SubTopic": "10",
   "Subparagraph": "(f)(1)",
   "Topic": "718",
   "URI": "http://asc.fasb.org/extlink&oid=121322162&loc=SL121327923-165333"
  },
  "r382": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "15",
   "Publisher": "FASB",
   "Section": "65",
   "SubTopic": "10",
   "Subparagraph": "(f)(2)",
   "Topic": "718",
   "URI": "http://asc.fasb.org/extlink&oid=121322162&loc=SL121327923-165333"
  },
  "r383": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "15",
   "Publisher": "FASB",
   "Section": "65",
   "SubTopic": "10",
   "Subparagraph": "(g)(2)",
   "Topic": "718",
   "URI": "http://asc.fasb.org/extlink&oid=121322162&loc=SL121327923-165333"
  },
  "r384": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1",
   "Publisher": "FASB",
   "Section": "S99",
   "SubTopic": "10",
   "Subparagraph": "(SAB Topic 14.D.2)",
   "Topic": "718",
   "URI": "http://asc.fasb.org/extlink&oid=115993241&loc=d3e301413-122809"
  },
  "r385": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1",
   "Publisher": "FASB",
   "Section": "S99",
   "SubTopic": "10",
   "Subparagraph": "(SAB Topic 14.F)",
   "Topic": "718",
   "URI": "http://asc.fasb.org/extlink&oid=115993241&loc=d3e301413-122809"
  },
  "r386": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "12",
   "Publisher": "FASB",
   "Section": "55",
   "SubTopic": "20",
   "Topic": "718",
   "URI": "http://asc.fasb.org/extlink&oid=120383193&loc=d3e11149-113907"
  },
  "r387": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "13",
   "Publisher": "FASB",
   "Section": "55",
   "SubTopic": "20",
   "Topic": "718",
   "URI": "http://asc.fasb.org/extlink&oid=120383193&loc=d3e11178-113907"
  },
  "r388": {
   "Name": "Accounting Standards Codification",
   "Publisher": "FASB",
   "Topic": "718",
   "URI": "http://asc.fasb.org/topic&trid=2228938"
  },
  "r389": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1",
   "Publisher": "FASB",
   "Section": "45",
   "SubTopic": "30",
   "Topic": "720",
   "URI": "http://asc.fasb.org/extlink&oid=6419918&loc=d3e35281-107843"
  },
  "r39": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1",
   "Publisher": "FASB",
   "Section": "S99",
   "SubTopic": "10",
   "Subparagraph": "(SX 210.5-02(6)(c))",
   "Topic": "210",
   "URI": "http://asc.fasb.org/extlink&oid=120391452&loc=d3e13212-122682"
  },
  "r390": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "27",
   "Publisher": "FASB",
   "Section": "45",
   "SubTopic": "10",
   "Topic": "740",
   "URI": "http://asc.fasb.org/extlink&oid=120406818&loc=d3e32262-109318"
  },
  "r391": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "4",
   "Publisher": "FASB",
   "Section": "45",
   "SubTopic": "10",
   "Topic": "740",
   "URI": "http://asc.fasb.org/extlink&oid=120406818&loc=d3e31917-109318"
  },
  "r392": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "6",
   "Publisher": "FASB",
   "Section": "45",
   "SubTopic": "10",
   "Topic": "740",
   "URI": "http://asc.fasb.org/extlink&oid=120406818&loc=d3e31931-109318"
  },
  "r393": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "10",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "10",
   "Topic": "740",
   "URI": "http://asc.fasb.org/extlink&oid=84230637&loc=d3e32672-109319"
  },
  "r394": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "12",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "10",
   "Topic": "740",
   "URI": "http://asc.fasb.org/extlink&oid=84230637&loc=d3e32687-109319"
  },
  "r395": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "14",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "10",
   "Topic": "740",
   "URI": "http://asc.fasb.org/extlink&oid=84230637&loc=d3e32705-109319"
  },
  "r396": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "17",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "10",
   "Subparagraph": "(b)",
   "Topic": "740",
   "URI": "http://asc.fasb.org/extlink&oid=84230637&loc=d3e32809-109319"
  },
  "r397": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "21",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "10",
   "Topic": "740",
   "URI": "http://asc.fasb.org/extlink&oid=84230637&loc=d3e32857-109319"
  },
  "r398": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "9",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "10",
   "Subparagraph": "(b)",
   "Topic": "740",
   "URI": "http://asc.fasb.org/extlink&oid=84230637&loc=d3e32639-109319"
  },
  "r399": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "8",
   "Publisher": "FASB",
   "Section": "65",
   "SubTopic": "10",
   "Subparagraph": "(d)(2)",
   "Topic": "740"
  },
  "r4": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1",
   "Publisher": "FASB",
   "Section": "45",
   "SubTopic": "10",
   "Topic": "210",
   "URI": "http://asc.fasb.org/extlink&oid=121566466&loc=d3e6676-107765"
  },
  "r40": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1",
   "Publisher": "FASB",
   "Section": "S99",
   "SubTopic": "10",
   "Subparagraph": "(SX 210.5-02.1)",
   "Topic": "210",
   "URI": "http://asc.fasb.org/extlink&oid=120391452&loc=d3e13212-122682"
  },
  "r400": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "8",
   "Publisher": "FASB",
   "Section": "65",
   "SubTopic": "10",
   "Subparagraph": "(d)(3)",
   "Topic": "740"
  },
  "r401": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1",
   "Publisher": "FASB",
   "Section": "S99",
   "SubTopic": "10",
   "Subparagraph": "(SAB TOPIC 6.I.5.Q1)",
   "Topic": "740",
   "URI": "http://asc.fasb.org/extlink&oid=116825942&loc=d3e330036-122817"
  },
  "r402": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1",
   "Publisher": "FASB",
   "Section": "S99",
   "SubTopic": "10",
   "Subparagraph": "(SAB TOPIC 6.I.7)",
   "Topic": "740",
   "URI": "http://asc.fasb.org/extlink&oid=116825942&loc=d3e330036-122817"
  },
  "r403": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1",
   "Publisher": "FASB",
   "Section": "S99",
   "SubTopic": "10",
   "Subparagraph": "(SAB Topic 6.I.7)",
   "Topic": "740",
   "URI": "http://asc.fasb.org/extlink&oid=116825942&loc=d3e330036-122817"
  },
  "r404": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1",
   "Publisher": "FASB",
   "Section": "S99",
   "SubTopic": "10",
   "Subparagraph": "(SAB Topic 6.I.Fact.1)",
   "Topic": "740",
   "URI": "http://asc.fasb.org/extlink&oid=116825942&loc=d3e330036-122817"
  },
  "r405": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1",
   "Publisher": "FASB",
   "Section": "S99",
   "SubTopic": "10",
   "Subparagraph": "(SAB Topic 6.I.Fact.2)",
   "Topic": "740",
   "URI": "http://asc.fasb.org/extlink&oid=116825942&loc=d3e330036-122817"
  },
  "r406": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1",
   "Publisher": "FASB",
   "Section": "S99",
   "SubTopic": "10",
   "Subparagraph": "(SAB Topic 6.I.Fact.4)",
   "Topic": "740",
   "URI": "http://asc.fasb.org/extlink&oid=116825942&loc=d3e330036-122817"
  },
  "r407": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "2",
   "Publisher": "FASB",
   "Section": "S99",
   "SubTopic": "10",
   "Subparagraph": "(SAB Topic 11.C)",
   "Topic": "740",
   "URI": "http://asc.fasb.org/extlink&oid=116825942&loc=d3e330215-122817"
  },
  "r408": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "2",
   "Publisher": "FASB",
   "Section": "45",
   "SubTopic": "20",
   "Subparagraph": "(a)",
   "Topic": "740",
   "URI": "http://asc.fasb.org/extlink&oid=120385591&loc=d3e38679-109324"
  },
  "r409": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "270",
   "Topic": "740",
   "URI": "http://asc.fasb.org/extlink&oid=6424409&loc=d3e44925-109338"
  },
  "r41": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1",
   "Publisher": "FASB",
   "Section": "S99",
   "SubTopic": "10",
   "Subparagraph": "(SX 210.5-02.12)",
   "Topic": "210",
   "URI": "http://asc.fasb.org/extlink&oid=120391452&loc=d3e13212-122682"
  },
  "r410": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "2",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "30",
   "Subparagraph": "(a)",
   "Topic": "740",
   "URI": "http://asc.fasb.org/extlink&oid=6424122&loc=d3e41874-109331"
  },
  "r411": {
   "Name": "Accounting Standards Codification",
   "Publisher": "FASB",
   "Topic": "740",
   "URI": "http://asc.fasb.org/topic&trid=2144680"
  },
  "r412": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "19",
   "Publisher": "FASB",
   "Section": "45",
   "SubTopic": "10",
   "Topic": "810",
   "URI": "http://asc.fasb.org/extlink&oid=108774443&loc=SL4569616-111683"
  },
  "r413": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "20",
   "Publisher": "FASB",
   "Section": "45",
   "SubTopic": "10",
   "Topic": "810",
   "URI": "http://asc.fasb.org/extlink&oid=108774443&loc=SL4569643-111683"
  },
  "r414": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "25",
   "Publisher": "FASB",
   "Section": "45",
   "SubTopic": "10",
   "Subparagraph": "(a)",
   "Topic": "810",
   "URI": "http://asc.fasb.org/extlink&oid=116870748&loc=SL6758485-165988"
  },
  "r415": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "25",
   "Publisher": "FASB",
   "Section": "45",
   "SubTopic": "10",
   "Subparagraph": "(b)",
   "Topic": "810",
   "URI": "http://asc.fasb.org/extlink&oid=116870748&loc=SL6758485-165988"
  },
  "r416": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1A",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "10",
   "Subparagraph": "(c)(3)",
   "Topic": "810",
   "URI": "http://asc.fasb.org/extlink&oid=109239629&loc=SL4573702-111684"
  },
  "r417": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1A",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "10",
   "Subparagraph": "(c),(3)",
   "Topic": "810",
   "URI": "http://asc.fasb.org/extlink&oid=109239629&loc=SL4573702-111684"
  },
  "r418": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "3",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "10",
   "Subparagraph": "(bb)",
   "Topic": "810",
   "URI": "http://asc.fasb.org/extlink&oid=121559654&loc=d3e5710-111685"
  },
  "r419": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "3",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "10",
   "Subparagraph": "(c)",
   "Topic": "810",
   "URI": "http://asc.fasb.org/extlink&oid=121559654&loc=d3e5710-111685"
  },
  "r42": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1",
   "Publisher": "FASB",
   "Section": "S99",
   "SubTopic": "10",
   "Subparagraph": "(SX 210.5-02.13(b))",
   "Topic": "210",
   "URI": "http://asc.fasb.org/extlink&oid=120391452&loc=d3e13212-122682"
  },
  "r420": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "2",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "10",
   "Subparagraph": "(a)",
   "Topic": "820",
   "URI": "http://asc.fasb.org/extlink&oid=117815213&loc=d3e19207-110258"
  },
  "r421": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "2",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "10",
   "Subparagraph": "(b)",
   "Topic": "820",
   "URI": "http://asc.fasb.org/extlink&oid=117815213&loc=d3e19207-110258"
  },
  "r422": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "2",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "10",
   "Subparagraph": "(bb)",
   "Topic": "820",
   "URI": "http://asc.fasb.org/extlink&oid=117815213&loc=d3e19207-110258"
  },
  "r423": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "2",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "10",
   "Subparagraph": "(bbb)(1)",
   "Topic": "820",
   "URI": "http://asc.fasb.org/extlink&oid=117815213&loc=d3e19207-110258"
  },
  "r424": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "2",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "10",
   "Subparagraph": "(bbb)(2)",
   "Topic": "820",
   "URI": "http://asc.fasb.org/extlink&oid=117815213&loc=d3e19207-110258"
  },
  "r425": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "2",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "10",
   "Topic": "820",
   "URI": "http://asc.fasb.org/extlink&oid=117815213&loc=d3e19207-110258"
  },
  "r426": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "2C",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "10",
   "Topic": "820",
   "URI": "http://asc.fasb.org/extlink&oid=117815213&loc=SL7498348-110258"
  },
  "r427": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "3",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "10",
   "Topic": "820",
   "URI": "http://asc.fasb.org/extlink&oid=117815213&loc=d3e19279-110258"
  },
  "r428": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "6A",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "10",
   "Subparagraph": "(a)",
   "Topic": "820",
   "URI": "http://asc.fasb.org/extlink&oid=117815213&loc=SL6742756-110258"
  },
  "r429": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "6A",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "10",
   "Topic": "820",
   "URI": "http://asc.fasb.org/extlink&oid=117815213&loc=SL6742756-110258"
  },
  "r43": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1",
   "Publisher": "FASB",
   "Section": "S99",
   "SubTopic": "10",
   "Subparagraph": "(SX 210.5-02.13)",
   "Topic": "210",
   "URI": "http://asc.fasb.org/extlink&oid=120391452&loc=d3e13212-122682"
  },
  "r430": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1A",
   "Publisher": "FASB",
   "Section": "45",
   "SubTopic": "10",
   "Topic": "825",
   "URI": "http://asc.fasb.org/extlink&oid=99377092&loc=SL75136599-209740"
  },
  "r431": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "2",
   "Publisher": "FASB",
   "Section": "45",
   "SubTopic": "10",
   "Subparagraph": "(a)",
   "Topic": "825",
   "URI": "http://asc.fasb.org/extlink&oid=116690757&loc=d3e13220-108610"
  },
  "r432": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "10",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "10",
   "Topic": "825",
   "URI": "http://asc.fasb.org/extlink&oid=121572278&loc=d3e13433-108611"
  },
  "r433": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "11",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "10",
   "Topic": "825",
   "URI": "http://asc.fasb.org/extlink&oid=121572278&loc=d3e13467-108611"
  },
  "r434": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "12",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "10",
   "Topic": "825",
   "URI": "http://asc.fasb.org/extlink&oid=121572278&loc=d3e13476-108611"
  },
  "r435": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "28",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "10",
   "Subparagraph": "(f)",
   "Topic": "825",
   "URI": "http://asc.fasb.org/extlink&oid=75031198&loc=d3e14064-108612"
  },
  "r436": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1",
   "Publisher": "FASB",
   "Section": "45",
   "SubTopic": "230",
   "Topic": "830",
   "URI": "http://asc.fasb.org/extlink&oid=98513438&loc=d3e33268-110906"
  },
  "r437": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "17",
   "Publisher": "FASB",
   "Section": "45",
   "SubTopic": "30",
   "Topic": "830",
   "URI": "http://asc.fasb.org/extlink&oid=118261656&loc=d3e32136-110900"
  },
  "r438": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "20",
   "Publisher": "FASB",
   "Section": "45",
   "SubTopic": "30",
   "Subparagraph": "(a)",
   "Topic": "830",
   "URI": "http://asc.fasb.org/extlink&oid=118261656&loc=d3e32211-110900"
  },
  "r439": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "20",
   "Publisher": "FASB",
   "Section": "45",
   "SubTopic": "30",
   "Subparagraph": "(b)",
   "Topic": "830",
   "URI": "http://asc.fasb.org/extlink&oid=118261656&loc=d3e32211-110900"
  },
  "r44": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1",
   "Publisher": "FASB",
   "Section": "S99",
   "SubTopic": "10",
   "Subparagraph": "(SX 210.5-02.14)",
   "Topic": "210",
   "URI": "http://asc.fasb.org/extlink&oid=120391452&loc=d3e13212-122682"
  },
  "r440": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "20",
   "Publisher": "FASB",
   "Section": "45",
   "SubTopic": "30",
   "Subparagraph": "(c)",
   "Topic": "830",
   "URI": "http://asc.fasb.org/extlink&oid=118261656&loc=d3e32211-110900"
  },
  "r441": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "20",
   "Publisher": "FASB",
   "Section": "45",
   "SubTopic": "30",
   "Subparagraph": "(d)",
   "Topic": "830",
   "URI": "http://asc.fasb.org/extlink&oid=118261656&loc=d3e32211-110900"
  },
  "r442": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "30",
   "Topic": "830",
   "URI": "http://asc.fasb.org/extlink&oid=6450520&loc=d3e32583-110901"
  },
  "r443": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "2",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "30",
   "Topic": "830",
   "URI": "http://asc.fasb.org/extlink&oid=6450520&loc=d3e32618-110901"
  },
  "r444": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "20",
   "Topic": "835",
   "URI": "http://asc.fasb.org/extlink&oid=6450988&loc=d3e26243-108391"
  },
  "r445": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1A",
   "Publisher": "FASB",
   "Section": "45",
   "SubTopic": "30",
   "Topic": "835",
   "URI": "http://asc.fasb.org/extlink&oid=119993939&loc=d3e28541-108399"
  },
  "r446": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "2",
   "Publisher": "FASB",
   "Section": "45",
   "SubTopic": "30",
   "Topic": "835",
   "URI": "http://asc.fasb.org/extlink&oid=119993939&loc=d3e28551-108399"
  },
  "r447": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "8",
   "Publisher": "FASB",
   "Section": "55",
   "SubTopic": "30",
   "Topic": "835",
   "URI": "http://asc.fasb.org/extlink&oid=114775985&loc=d3e28878-108400"
  },
  "r448": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "2",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "10",
   "Topic": "855",
   "URI": "http://asc.fasb.org/extlink&oid=6842918&loc=SL6314017-165662"
  },
  "r449": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "3",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "20",
   "Subparagraph": "(b)(2)(i)",
   "Topic": "860",
   "URI": "http://asc.fasb.org/extlink&oid=121570589&loc=d3e107207-111719"
  },
  "r45": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1",
   "Publisher": "FASB",
   "Section": "S99",
   "SubTopic": "10",
   "Subparagraph": "(SX 210.5-02.17)",
   "Topic": "210",
   "URI": "http://asc.fasb.org/extlink&oid=120391452&loc=d3e13212-122682"
  },
  "r450": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "3",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "20",
   "Subparagraph": "(b)(2)(ii)",
   "Topic": "860",
   "URI": "http://asc.fasb.org/extlink&oid=121570589&loc=d3e107207-111719"
  },
  "r451": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "3",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "20",
   "Subparagraph": "(b)(3)",
   "Topic": "860",
   "URI": "http://asc.fasb.org/extlink&oid=121570589&loc=d3e107207-111719"
  },
  "r452": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "3",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "20",
   "Subparagraph": "(bb)(1)",
   "Topic": "860",
   "URI": "http://asc.fasb.org/extlink&oid=121570589&loc=d3e107207-111719"
  },
  "r453": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "3",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "20",
   "Subparagraph": "(bb)(2)",
   "Topic": "860",
   "URI": "http://asc.fasb.org/extlink&oid=121570589&loc=d3e107207-111719"
  },
  "r454": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "3",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "20",
   "Subparagraph": "(bb)(3)",
   "Topic": "860",
   "URI": "http://asc.fasb.org/extlink&oid=121570589&loc=d3e107207-111719"
  },
  "r455": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "3",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "20",
   "Subparagraph": "(c)(1)",
   "Topic": "860",
   "URI": "http://asc.fasb.org/extlink&oid=121570589&loc=d3e107207-111719"
  },
  "r456": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "3",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "20",
   "Subparagraph": "(c)(2)",
   "Topic": "860",
   "URI": "http://asc.fasb.org/extlink&oid=121570589&loc=d3e107207-111719"
  },
  "r457": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "3",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "20",
   "Subparagraph": "(c)(3)",
   "Topic": "860",
   "URI": "http://asc.fasb.org/extlink&oid=121570589&loc=d3e107207-111719"
  },
  "r458": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "4",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "20",
   "Subparagraph": "(b)(1)",
   "Topic": "860",
   "URI": "http://asc.fasb.org/extlink&oid=121570589&loc=d3e107314-111719"
  },
  "r459": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "4",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "20",
   "Subparagraph": "(b)(2)",
   "Topic": "860",
   "URI": "http://asc.fasb.org/extlink&oid=121570589&loc=d3e107314-111719"
  },
  "r46": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1",
   "Publisher": "FASB",
   "Section": "S99",
   "SubTopic": "10",
   "Subparagraph": "(SX 210.5-02.19(a))",
   "Topic": "210",
   "URI": "http://asc.fasb.org/extlink&oid=120391452&loc=d3e13212-122682"
  },
  "r460": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "4",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "20",
   "Subparagraph": "(b)(3)",
   "Topic": "860",
   "URI": "http://asc.fasb.org/extlink&oid=121570589&loc=d3e107314-111719"
  },
  "r461": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "4",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "20",
   "Subparagraph": "(c)",
   "Topic": "860",
   "URI": "http://asc.fasb.org/extlink&oid=121570589&loc=d3e107314-111719"
  },
  "r462": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1",
   "Publisher": "FASB",
   "Section": "45",
   "SubTopic": "30",
   "Topic": "860",
   "URI": "http://asc.fasb.org/extlink&oid=66007379&loc=d3e113888-111728"
  },
  "r463": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "7",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "30",
   "Subparagraph": "(a)",
   "Topic": "860",
   "URI": "http://asc.fasb.org/extlink&oid=109249958&loc=SL34722452-111729"
  },
  "r464": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "3",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "50",
   "Subparagraph": "(a)(1)",
   "Topic": "860",
   "URI": "http://asc.fasb.org/extlink&oid=116651436&loc=d3e122625-111746"
  },
  "r465": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "3",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "50",
   "Subparagraph": "(a)(2)",
   "Topic": "860",
   "URI": "http://asc.fasb.org/extlink&oid=116651436&loc=d3e122625-111746"
  },
  "r466": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "3",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "50",
   "Subparagraph": "(a)(3)",
   "Topic": "860",
   "URI": "http://asc.fasb.org/extlink&oid=116651436&loc=d3e122625-111746"
  },
  "r467": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "3",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "50",
   "Subparagraph": "(a)(4)(i)",
   "Topic": "860",
   "URI": "http://asc.fasb.org/extlink&oid=116651436&loc=d3e122625-111746"
  },
  "r468": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "4",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "50",
   "Subparagraph": "(a)(1)",
   "Topic": "860",
   "URI": "http://asc.fasb.org/extlink&oid=116651436&loc=d3e122739-111746"
  },
  "r469": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "4",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "50",
   "Subparagraph": "(a)(2)",
   "Topic": "860",
   "URI": "http://asc.fasb.org/extlink&oid=116651436&loc=d3e122739-111746"
  },
  "r47": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1",
   "Publisher": "FASB",
   "Section": "S99",
   "SubTopic": "10",
   "Subparagraph": "(SX 210.5-02.19(b),22(b))",
   "Topic": "210",
   "URI": "http://asc.fasb.org/extlink&oid=120391452&loc=d3e13212-122682"
  },
  "r470": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "4",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "50",
   "Subparagraph": "(a)(3)",
   "Topic": "860",
   "URI": "http://asc.fasb.org/extlink&oid=116651436&loc=d3e122739-111746"
  },
  "r471": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "4",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "50",
   "Subparagraph": "(a)(4)",
   "Topic": "860",
   "URI": "http://asc.fasb.org/extlink&oid=116651436&loc=d3e122739-111746"
  },
  "r472": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "4",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "50",
   "Subparagraph": "(a)(5)",
   "Topic": "860",
   "URI": "http://asc.fasb.org/extlink&oid=116651436&loc=d3e122739-111746"
  },
  "r473": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "4",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "50",
   "Subparagraph": "(a)(6)",
   "Topic": "860",
   "URI": "http://asc.fasb.org/extlink&oid=116651436&loc=d3e122739-111746"
  },
  "r474": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "4",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "50",
   "Subparagraph": "(a)(7)",
   "Topic": "860",
   "URI": "http://asc.fasb.org/extlink&oid=116651436&loc=d3e122739-111746"
  },
  "r475": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "4",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "50",
   "Subparagraph": "(b)",
   "Topic": "860",
   "URI": "http://asc.fasb.org/extlink&oid=116651436&loc=d3e122739-111746"
  },
  "r476": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "4",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "50",
   "Subparagraph": "(e)(1)",
   "Topic": "860",
   "URI": "http://asc.fasb.org/extlink&oid=116651436&loc=d3e122739-111746"
  },
  "r477": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "4",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "50",
   "Subparagraph": "(e)(2)",
   "Topic": "860",
   "URI": "http://asc.fasb.org/extlink&oid=116651436&loc=d3e122739-111746"
  },
  "r478": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "4",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "50",
   "Subparagraph": "(e)(3)",
   "Topic": "860",
   "URI": "http://asc.fasb.org/extlink&oid=116651436&loc=d3e122739-111746"
  },
  "r479": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "6",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "10",
   "Subparagraph": "(b)",
   "Topic": "910",
   "URI": "http://asc.fasb.org/extlink&oid=119991564&loc=SL119991595-234733"
  },
  "r48": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1",
   "Publisher": "FASB",
   "Section": "S99",
   "SubTopic": "10",
   "Subparagraph": "(SX 210.5-02.19,20)",
   "Topic": "210",
   "URI": "http://asc.fasb.org/extlink&oid=120391452&loc=d3e13212-122682"
  },
  "r480": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1",
   "Publisher": "FASB",
   "Section": "S99",
   "SubTopic": "10",
   "Subparagraph": "(SAB Topic 11.L)",
   "Topic": "924",
   "URI": "http://asc.fasb.org/extlink&oid=6472922&loc=d3e499488-122856"
  },
  "r481": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1",
   "Publisher": "FASB",
   "Section": "25",
   "SubTopic": "20",
   "Topic": "940",
   "URI": "http://asc.fasb.org/extlink&oid=68072869&loc=d3e41242-110953"
  },
  "r482": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1",
   "Publisher": "FASB",
   "Section": "S99",
   "SubTopic": "210",
   "Subparagraph": "(SX 210.9-03(10)(1))",
   "Topic": "942",
   "URI": "http://asc.fasb.org/extlink&oid=120398452&loc=d3e534808-122878"
  },
  "r483": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1",
   "Publisher": "FASB",
   "Section": "S99",
   "SubTopic": "210",
   "Subparagraph": "(SX 210.9-03(11))",
   "Topic": "942",
   "URI": "http://asc.fasb.org/extlink&oid=120398452&loc=d3e534808-122878"
  },
  "r484": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1",
   "Publisher": "FASB",
   "Section": "S99",
   "SubTopic": "210",
   "Subparagraph": "(SX 210.9-03(13))",
   "Topic": "942",
   "URI": "http://asc.fasb.org/extlink&oid=120398452&loc=d3e534808-122878"
  },
  "r485": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1",
   "Publisher": "FASB",
   "Section": "S99",
   "SubTopic": "210",
   "Subparagraph": "(SX 210.9-03(16))",
   "Topic": "942",
   "URI": "http://asc.fasb.org/extlink&oid=120398452&loc=d3e534808-122878"
  },
  "r486": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1",
   "Publisher": "FASB",
   "Section": "S99",
   "SubTopic": "210",
   "Subparagraph": "(SX 210.9-03(23))",
   "Topic": "942",
   "URI": "http://asc.fasb.org/extlink&oid=120398452&loc=d3e534808-122878"
  },
  "r487": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1",
   "Publisher": "FASB",
   "Section": "S99",
   "SubTopic": "210",
   "Subparagraph": "(SX 210.9-03(6))",
   "Topic": "942",
   "URI": "http://asc.fasb.org/extlink&oid=120398452&loc=d3e534808-122878"
  },
  "r488": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1",
   "Publisher": "FASB",
   "Section": "S99",
   "SubTopic": "210",
   "Subparagraph": "(SX 210.9-03.17)",
   "Topic": "942",
   "URI": "http://asc.fasb.org/extlink&oid=120398452&loc=d3e534808-122878"
  },
  "r489": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1",
   "Publisher": "FASB",
   "Section": "S99",
   "SubTopic": "220",
   "Subparagraph": "(SX 210.9-04(15))",
   "Topic": "942",
   "URI": "http://asc.fasb.org/extlink&oid=120399700&loc=SL114874048-224260"
  },
  "r49": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1",
   "Publisher": "FASB",
   "Section": "S99",
   "SubTopic": "10",
   "Subparagraph": "(SX 210.5-02.20)",
   "Topic": "210",
   "URI": "http://asc.fasb.org/extlink&oid=120391452&loc=d3e13212-122682"
  },
  "r490": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1",
   "Publisher": "FASB",
   "Section": "S99",
   "SubTopic": "220",
   "Subparagraph": "(SX 210.9-04(22))",
   "Topic": "942",
   "URI": "http://asc.fasb.org/extlink&oid=120399700&loc=SL114874048-224260"
  },
  "r491": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1",
   "Publisher": "FASB",
   "Section": "S99",
   "SubTopic": "220",
   "Subparagraph": "(SX 210.9-04(26))",
   "Topic": "942",
   "URI": "http://asc.fasb.org/extlink&oid=120399700&loc=SL114874048-224260"
  },
  "r492": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1",
   "Publisher": "FASB",
   "Section": "S99",
   "SubTopic": "220",
   "Subparagraph": "(SX 210.9-04(27))",
   "Topic": "942",
   "URI": "http://asc.fasb.org/extlink&oid=120399700&loc=SL114874048-224260"
  },
  "r493": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1",
   "Publisher": "FASB",
   "Section": "S99",
   "SubTopic": "235",
   "Subparagraph": "(SX 210.9-05(b)(2))",
   "Topic": "942",
   "URI": "http://asc.fasb.org/extlink&oid=120399901&loc=d3e537907-122884"
  },
  "r494": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "3",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "470",
   "Topic": "942",
   "URI": "http://asc.fasb.org/extlink&oid=75038535&loc=d3e64711-112823"
  },
  "r495": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1",
   "Publisher": "FASB",
   "Section": "S99",
   "SubTopic": "210",
   "Subparagraph": "(SX 210.7-03(16))",
   "Topic": "944",
   "URI": "http://asc.fasb.org/extlink&oid=120400017&loc=d3e572229-122910"
  },
  "r496": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1",
   "Publisher": "FASB",
   "Section": "S99",
   "SubTopic": "210",
   "Subparagraph": "(SX 210.7-03(5))",
   "Topic": "944",
   "URI": "http://asc.fasb.org/extlink&oid=120400017&loc=d3e572229-122910"
  },
  "r497": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1",
   "Publisher": "FASB",
   "Section": "S99",
   "SubTopic": "210",
   "Subparagraph": "(SX 210.7-03(a)(12))",
   "Topic": "944",
   "URI": "http://asc.fasb.org/extlink&oid=120400017&loc=d3e572229-122910"
  },
  "r498": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1",
   "Publisher": "FASB",
   "Section": "S99",
   "SubTopic": "210",
   "Subparagraph": "(SX 210.7-03(a)(16)(a)(1))",
   "Topic": "944",
   "URI": "http://asc.fasb.org/extlink&oid=120400017&loc=d3e572229-122910"
  },
  "r499": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1",
   "Publisher": "FASB",
   "Section": "S99",
   "SubTopic": "210",
   "Subparagraph": "(SX 210.7-03(a)(16))",
   "Topic": "944",
   "URI": "http://asc.fasb.org/extlink&oid=120400017&loc=d3e572229-122910"
  },
  "r5": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "3",
   "Publisher": "FASB",
   "Section": "45",
   "SubTopic": "10",
   "Topic": "210",
   "URI": "http://asc.fasb.org/extlink&oid=121566466&loc=d3e6801-107765"
  },
  "r50": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1",
   "Publisher": "FASB",
   "Section": "S99",
   "SubTopic": "10",
   "Subparagraph": "(SX 210.5-02.21)",
   "Topic": "210",
   "URI": "http://asc.fasb.org/extlink&oid=120391452&loc=d3e13212-122682"
  },
  "r500": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1",
   "Publisher": "FASB",
   "Section": "S99",
   "SubTopic": "210",
   "Subparagraph": "(SX 210.7-03(a)(23)(a)(3))",
   "Topic": "944",
   "URI": "http://asc.fasb.org/extlink&oid=120400017&loc=d3e572229-122910"
  },
  "r501": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1",
   "Publisher": "FASB",
   "Section": "S99",
   "SubTopic": "210",
   "Subparagraph": "(SX 210.7-03(a)(23)(a)(4))",
   "Topic": "944",
   "URI": "http://asc.fasb.org/extlink&oid=120400017&loc=d3e572229-122910"
  },
  "r502": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1",
   "Publisher": "FASB",
   "Section": "S99",
   "SubTopic": "210",
   "Subparagraph": "(SX 210.7-03(a)(25))",
   "Topic": "944",
   "URI": "http://asc.fasb.org/extlink&oid=120400017&loc=d3e572229-122910"
  },
  "r503": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1",
   "Publisher": "FASB",
   "Section": "S99",
   "SubTopic": "210",
   "Subparagraph": "(SX 210.7-03(a)(8))",
   "Topic": "944",
   "URI": "http://asc.fasb.org/extlink&oid=120400017&loc=d3e572229-122910"
  },
  "r504": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1",
   "Publisher": "FASB",
   "Section": "S99",
   "SubTopic": "210",
   "Subparagraph": "(SX 210.7-03.(a),19)",
   "Topic": "944",
   "URI": "http://asc.fasb.org/extlink&oid=120400017&loc=d3e572229-122910"
  },
  "r505": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1",
   "Publisher": "FASB",
   "Section": "S99",
   "SubTopic": "210",
   "Subparagraph": "(SX 210.7-03.1(f,g))",
   "Topic": "944",
   "URI": "http://asc.fasb.org/extlink&oid=120400017&loc=d3e572229-122910"
  },
  "r506": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1",
   "Publisher": "FASB",
   "Section": "S99",
   "SubTopic": "210",
   "Subparagraph": "(SX 210.7-03.1(h))",
   "Topic": "944",
   "URI": "http://asc.fasb.org/extlink&oid=120400017&loc=d3e572229-122910"
  },
  "r507": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1",
   "Publisher": "FASB",
   "Section": "S99",
   "SubTopic": "220",
   "Subparagraph": "(SX 210.7-04(18))",
   "Topic": "944",
   "URI": "http://asc.fasb.org/extlink&oid=120400993&loc=SL114874131-224263"
  },
  "r508": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1",
   "Publisher": "FASB",
   "Section": "S99",
   "SubTopic": "220",
   "Subparagraph": "(SX 210.7-04(22))",
   "Topic": "944",
   "URI": "http://asc.fasb.org/extlink&oid=120400993&loc=SL114874131-224263"
  },
  "r509": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1",
   "Publisher": "FASB",
   "Section": "S99",
   "SubTopic": "220",
   "Subparagraph": "(SX 210.7-04(23))",
   "Topic": "944",
   "URI": "http://asc.fasb.org/extlink&oid=120400993&loc=SL114874131-224263"
  },
  "r51": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1",
   "Publisher": "FASB",
   "Section": "S99",
   "SubTopic": "10",
   "Subparagraph": "(SX 210.5-02.22(a)(1))",
   "Topic": "210",
   "URI": "http://asc.fasb.org/extlink&oid=120391452&loc=d3e13212-122682"
  },
  "r510": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1",
   "Publisher": "FASB",
   "Section": "S99",
   "SubTopic": "220",
   "Subparagraph": "(SX 210.7-04(8))",
   "Topic": "944",
   "URI": "http://asc.fasb.org/extlink&oid=120400993&loc=SL114874131-224263"
  },
  "r511": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1",
   "Publisher": "FASB",
   "Section": "S99",
   "SubTopic": "220",
   "Subparagraph": "(SX 210.7-04(9))",
   "Topic": "944",
   "URI": "http://asc.fasb.org/extlink&oid=120400993&loc=SL114874131-224263"
  },
  "r512": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "4H",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "40",
   "Topic": "944",
   "URI": "http://asc.fasb.org/extlink&oid=116884468&loc=SL65671331-158438"
  },
  "r513": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "7A",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "40",
   "Subparagraph": "(d)",
   "Topic": "944",
   "URI": "http://asc.fasb.org/extlink&oid=121643868&loc=SL117782755-158439"
  },
  "r514": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "13H",
   "Publisher": "FASB",
   "Section": "55",
   "SubTopic": "40",
   "Subparagraph": "(a)",
   "Topic": "944",
   "URI": "http://asc.fasb.org/extlink&oid=121639165&loc=SL117783719-158441"
  },
  "r515": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "29F",
   "Publisher": "FASB",
   "Section": "55",
   "SubTopic": "40",
   "Topic": "944",
   "URI": "http://asc.fasb.org/extlink&oid=121639165&loc=SL117819544-158441"
  },
  "r516": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "2",
   "Publisher": "FASB",
   "Section": "65",
   "SubTopic": "40",
   "Subparagraph": "(e)",
   "Topic": "944",
   "URI": "http://asc.fasb.org/extlink&oid=121370832&loc=SL117420844-207641"
  },
  "r517": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "2",
   "Publisher": "FASB",
   "Section": "65",
   "SubTopic": "40",
   "Subparagraph": "(f)(1)",
   "Topic": "944",
   "URI": "http://asc.fasb.org/extlink&oid=121370832&loc=SL117420844-207641"
  },
  "r518": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "2",
   "Publisher": "FASB",
   "Section": "65",
   "SubTopic": "40",
   "Subparagraph": "(f)(2)",
   "Topic": "944",
   "URI": "http://asc.fasb.org/extlink&oid=121370832&loc=SL117420844-207641"
  },
  "r519": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "2",
   "Publisher": "FASB",
   "Section": "65",
   "SubTopic": "40",
   "Subparagraph": "(g)(2)(i)",
   "Topic": "944",
   "URI": "http://asc.fasb.org/extlink&oid=121370832&loc=SL117420844-207641"
  },
  "r52": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1",
   "Publisher": "FASB",
   "Section": "S99",
   "SubTopic": "10",
   "Subparagraph": "(SX 210.5-02.22)",
   "Topic": "210",
   "URI": "http://asc.fasb.org/extlink&oid=120391452&loc=d3e13212-122682"
  },
  "r520": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "2",
   "Publisher": "FASB",
   "Section": "65",
   "SubTopic": "40",
   "Subparagraph": "(g)(2)(ii)",
   "Topic": "944",
   "URI": "http://asc.fasb.org/extlink&oid=121370832&loc=SL117420844-207641"
  },
  "r521": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "2",
   "Publisher": "FASB",
   "Section": "65",
   "SubTopic": "40",
   "Subparagraph": "(h)(2)",
   "Topic": "944",
   "URI": "http://asc.fasb.org/extlink&oid=121370832&loc=SL117420844-207641"
  },
  "r522": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "80",
   "Subparagraph": "(e)",
   "Topic": "944",
   "URI": "http://asc.fasb.org/extlink&oid=121641442&loc=d3e19393-158473"
  },
  "r523": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "340",
   "Topic": "980",
   "URI": "http://asc.fasb.org/extlink&oid=6499975&loc=d3e44250-110382"
  },
  "r524": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "2",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "340",
   "Topic": "980",
   "URI": "http://asc.fasb.org/extlink&oid=6499975&loc=d3e44264-110382"
  },
  "r525": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1",
   "Publisher": "FASB",
   "Section": "25",
   "SubTopic": "405",
   "Topic": "980",
   "URI": "http://asc.fasb.org/extlink&oid=6500807&loc=d3e48068-110394"
  },
  "r526": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "715",
   "Topic": "980",
   "URI": "http://asc.fasb.org/extlink&oid=6501251&loc=d3e52485-110419"
  },
  "r527": {
   "Name": "Exchange Act",
   "Number": "240",
   "Publisher": "SEC",
   "Section": "12",
   "Subsection": "b"
  },
  "r528": {
   "Name": "Exchange Act",
   "Number": "240",
   "Publisher": "SEC",
   "Section": "12",
   "Subsection": "d1-1"
  },
  "r529": {
   "Name": "Form 10-Q",
   "Number": "240",
   "Publisher": "SEC",
   "Section": "308",
   "Subsection": "a"
  },
  "r53": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1",
   "Publisher": "FASB",
   "Section": "S99",
   "SubTopic": "10",
   "Subparagraph": "(SX 210.5-02.24)",
   "Topic": "210",
   "URI": "http://asc.fasb.org/extlink&oid=120391452&loc=d3e13212-122682"
  },
  "r530": {
   "Name": "Forms 10-K, 10-Q, 20-F",
   "Number": "240",
   "Publisher": "SEC",
   "Section": "13",
   "Subsection": "a-1"
  },
  "r531": {
   "Name": "Regulation 12B",
   "Number": "240",
   "Publisher": "SEC",
   "Section": "12",
   "Subsection": "b-2"
  },
  "r532": {
   "Name": "Regulation S-T",
   "Number": "232",
   "Publisher": "SEC",
   "Section": "405"
  },
  "r54": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1",
   "Publisher": "FASB",
   "Section": "S99",
   "SubTopic": "10",
   "Subparagraph": "(SX 210.5-02.25)",
   "Topic": "210",
   "URI": "http://asc.fasb.org/extlink&oid=120391452&loc=d3e13212-122682"
  },
  "r55": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1",
   "Publisher": "FASB",
   "Section": "S99",
   "SubTopic": "10",
   "Subparagraph": "(SX 210.5-02.26(b))",
   "Topic": "210",
   "URI": "http://asc.fasb.org/extlink&oid=120391452&loc=d3e13212-122682"
  },
  "r56": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1",
   "Publisher": "FASB",
   "Section": "S99",
   "SubTopic": "10",
   "Subparagraph": "(SX 210.5-02.28,29)",
   "Topic": "210",
   "URI": "http://asc.fasb.org/extlink&oid=120391452&loc=d3e13212-122682"
  },
  "r57": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1",
   "Publisher": "FASB",
   "Section": "S99",
   "SubTopic": "10",
   "Subparagraph": "(SX 210.5-02.29-31)",
   "Topic": "210",
   "URI": "http://asc.fasb.org/extlink&oid=120391452&loc=d3e13212-122682"
  },
  "r58": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1",
   "Publisher": "FASB",
   "Section": "S99",
   "SubTopic": "10",
   "Subparagraph": "(SX 210.5-02.3,4)",
   "Topic": "210",
   "URI": "http://asc.fasb.org/extlink&oid=120391452&loc=d3e13212-122682"
  },
  "r59": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1",
   "Publisher": "FASB",
   "Section": "S99",
   "SubTopic": "10",
   "Subparagraph": "(SX 210.5-02.6(a)(3))",
   "Topic": "210",
   "URI": "http://asc.fasb.org/extlink&oid=120391452&loc=d3e13212-122682"
  },
  "r6": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "5",
   "Publisher": "FASB",
   "Section": "45",
   "SubTopic": "10",
   "Topic": "210",
   "URI": "http://asc.fasb.org/extlink&oid=121566466&loc=d3e6904-107765"
  },
  "r60": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1",
   "Publisher": "FASB",
   "Section": "S99",
   "SubTopic": "10",
   "Subparagraph": "(SX 210.5-02.6(a)(4),(5))",
   "Topic": "210",
   "URI": "http://asc.fasb.org/extlink&oid=120391452&loc=d3e13212-122682"
  },
  "r61": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1",
   "Publisher": "FASB",
   "Section": "S99",
   "SubTopic": "10",
   "Subparagraph": "(SX 210.5-02.6(a))",
   "Topic": "210",
   "URI": "http://asc.fasb.org/extlink&oid=120391452&loc=d3e13212-122682"
  },
  "r62": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1",
   "Publisher": "FASB",
   "Section": "S99",
   "SubTopic": "10",
   "Subparagraph": "(SX 210.5-02.8)",
   "Topic": "210",
   "URI": "http://asc.fasb.org/extlink&oid=120391452&loc=d3e13212-122682"
  },
  "r63": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1",
   "Publisher": "FASB",
   "Section": "S99",
   "SubTopic": "10",
   "Subparagraph": "(SX 210.5-02.9)",
   "Topic": "210",
   "URI": "http://asc.fasb.org/extlink&oid=120391452&loc=d3e13212-122682"
  },
  "r64": {
   "Name": "Accounting Standards Codification",
   "Publisher": "FASB",
   "Topic": "210",
   "URI": "http://asc.fasb.org/topic&trid=2122208"
  },
  "r65": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "10A",
   "Publisher": "FASB",
   "Section": "45",
   "SubTopic": "10",
   "Subparagraph": "(e)",
   "Topic": "220",
   "URI": "http://asc.fasb.org/extlink&oid=121641772&loc=SL7669646-108580"
  },
  "r66": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "10A",
   "Publisher": "FASB",
   "Section": "45",
   "SubTopic": "10",
   "Subparagraph": "(f)",
   "Topic": "220",
   "URI": "http://asc.fasb.org/extlink&oid=121641772&loc=SL7669646-108580"
  },
  "r67": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "10A",
   "Publisher": "FASB",
   "Section": "45",
   "SubTopic": "10",
   "Subparagraph": "(h)",
   "Topic": "220",
   "URI": "http://asc.fasb.org/extlink&oid=121641772&loc=SL7669646-108580"
  },
  "r68": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "10A",
   "Publisher": "FASB",
   "Section": "45",
   "SubTopic": "10",
   "Subparagraph": "(i)",
   "Topic": "220",
   "URI": "http://asc.fasb.org/extlink&oid=121641772&loc=SL7669646-108580"
  },
  "r69": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "10A",
   "Publisher": "FASB",
   "Section": "45",
   "SubTopic": "10",
   "Subparagraph": "(i-k)",
   "Topic": "220",
   "URI": "http://asc.fasb.org/extlink&oid=121641772&loc=SL7669646-108580"
  },
  "r7": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "6",
   "Publisher": "FASB",
   "Section": "45",
   "SubTopic": "10",
   "Topic": "210",
   "URI": "http://asc.fasb.org/extlink&oid=121566466&loc=d3e6911-107765"
  },
  "r70": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "10A",
   "Publisher": "FASB",
   "Section": "45",
   "SubTopic": "10",
   "Topic": "220",
   "URI": "http://asc.fasb.org/extlink&oid=121641772&loc=SL7669646-108580"
  },
  "r71": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "11",
   "Publisher": "FASB",
   "Section": "45",
   "SubTopic": "10",
   "Topic": "220",
   "URI": "http://asc.fasb.org/extlink&oid=121641772&loc=d3e637-108580"
  },
  "r72": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "14",
   "Publisher": "FASB",
   "Section": "45",
   "SubTopic": "10",
   "Topic": "220",
   "URI": "http://asc.fasb.org/extlink&oid=121641772&loc=d3e681-108580"
  },
  "r73": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "14A",
   "Publisher": "FASB",
   "Section": "45",
   "SubTopic": "10",
   "Topic": "220",
   "URI": "http://asc.fasb.org/extlink&oid=121641772&loc=SL7669686-108580"
  },
  "r74": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "15",
   "Publisher": "FASB",
   "Section": "45",
   "SubTopic": "10",
   "Topic": "220",
   "URI": "http://asc.fasb.org/extlink&oid=121641772&loc=d3e689-108580"
  },
  "r75": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "17A",
   "Publisher": "FASB",
   "Section": "45",
   "SubTopic": "10",
   "Topic": "220",
   "URI": "http://asc.fasb.org/extlink&oid=121641772&loc=SL34724391-108580"
  },
  "r76": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "17B",
   "Publisher": "FASB",
   "Section": "45",
   "SubTopic": "10",
   "Topic": "220",
   "URI": "http://asc.fasb.org/extlink&oid=121641772&loc=SL34724394-108580"
  },
  "r77": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1A",
   "Publisher": "FASB",
   "Section": "45",
   "SubTopic": "10",
   "Subparagraph": "(a)",
   "Topic": "220",
   "URI": "http://asc.fasb.org/extlink&oid=121641772&loc=SL7669619-108580"
  },
  "r78": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1A",
   "Publisher": "FASB",
   "Section": "45",
   "SubTopic": "10",
   "Subparagraph": "(b)",
   "Topic": "220",
   "URI": "http://asc.fasb.org/extlink&oid=121641772&loc=SL7669619-108580"
  },
  "r79": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1A",
   "Publisher": "FASB",
   "Section": "45",
   "SubTopic": "10",
   "Subparagraph": "(c)",
   "Topic": "220",
   "URI": "http://asc.fasb.org/extlink&oid=121641772&loc=SL7669619-108580"
  },
  "r8": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "8",
   "Publisher": "FASB",
   "Section": "45",
   "SubTopic": "10",
   "Topic": "210",
   "URI": "http://asc.fasb.org/extlink&oid=121566466&loc=d3e6935-107765"
  },
  "r80": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1B",
   "Publisher": "FASB",
   "Section": "45",
   "SubTopic": "10",
   "Subparagraph": "(a)",
   "Topic": "220",
   "URI": "http://asc.fasb.org/extlink&oid=121641772&loc=SL7669625-108580"
  },
  "r81": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1B",
   "Publisher": "FASB",
   "Section": "45",
   "SubTopic": "10",
   "Subparagraph": "(b)",
   "Topic": "220",
   "URI": "http://asc.fasb.org/extlink&oid=121641772&loc=SL7669625-108580"
  },
  "r82": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "5",
   "Publisher": "FASB",
   "Section": "45",
   "SubTopic": "10",
   "Topic": "220",
   "URI": "http://asc.fasb.org/extlink&oid=121641772&loc=d3e557-108580"
  },
  "r83": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "2",
   "Publisher": "FASB",
   "Section": "S99",
   "SubTopic": "10",
   "Subparagraph": "(SX 210.5-03(1))",
   "Topic": "220",
   "URI": "http://asc.fasb.org/extlink&oid=120395209&loc=SL114868664-224227"
  },
  "r84": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "2",
   "Publisher": "FASB",
   "Section": "S99",
   "SubTopic": "10",
   "Subparagraph": "(SX 210.5-03(10))",
   "Topic": "220",
   "URI": "http://asc.fasb.org/extlink&oid=120395209&loc=SL114868664-224227"
  },
  "r85": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "2",
   "Publisher": "FASB",
   "Section": "S99",
   "SubTopic": "10",
   "Subparagraph": "(SX 210.5-03(20))",
   "Topic": "220",
   "URI": "http://asc.fasb.org/extlink&oid=120395209&loc=SL114868664-224227"
  },
  "r86": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "2",
   "Publisher": "FASB",
   "Section": "S99",
   "SubTopic": "10",
   "Subparagraph": "(SX 210.5-03(24))",
   "Topic": "220",
   "URI": "http://asc.fasb.org/extlink&oid=120395209&loc=SL114868664-224227"
  },
  "r87": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "2",
   "Publisher": "FASB",
   "Section": "S99",
   "SubTopic": "10",
   "Subparagraph": "(SX 210.5-03(25))",
   "Topic": "220",
   "URI": "http://asc.fasb.org/extlink&oid=120395209&loc=SL114868664-224227"
  },
  "r88": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "2",
   "Publisher": "FASB",
   "Section": "S99",
   "SubTopic": "10",
   "Subparagraph": "(SX 210.5-03)",
   "Topic": "220",
   "URI": "http://asc.fasb.org/extlink&oid=120395209&loc=SL114868664-224227"
  },
  "r89": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "2",
   "Publisher": "FASB",
   "Section": "S99",
   "SubTopic": "10",
   "Subparagraph": "(SX 210.5-03.2(b))",
   "Topic": "220",
   "URI": "http://asc.fasb.org/extlink&oid=120395209&loc=SL114868664-224227"
  },
  "r9": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "10",
   "Topic": "210",
   "URI": "http://asc.fasb.org/extlink&oid=6361739&loc=d3e7789-107766"
  },
  "r90": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "2",
   "Publisher": "FASB",
   "Section": "S99",
   "SubTopic": "10",
   "Subparagraph": "(SX 210.5-03.3)",
   "Topic": "220",
   "URI": "http://asc.fasb.org/extlink&oid=120395209&loc=SL114868664-224227"
  },
  "r91": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "2",
   "Publisher": "FASB",
   "Section": "S99",
   "SubTopic": "10",
   "Subparagraph": "(SX 210.5-03.9)",
   "Topic": "220",
   "URI": "http://asc.fasb.org/extlink&oid=120395209&loc=SL114868664-224227"
  },
  "r92": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "12",
   "Publisher": "FASB",
   "Section": "45",
   "SubTopic": "10",
   "Subparagraph": "(c)",
   "Topic": "230",
   "URI": "http://asc.fasb.org/extlink&oid=121586364&loc=d3e3179-108585"
  },
  "r93": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "13",
   "Publisher": "FASB",
   "Section": "45",
   "SubTopic": "10",
   "Subparagraph": "(c)",
   "Topic": "230",
   "URI": "http://asc.fasb.org/extlink&oid=121586364&loc=d3e3213-108585"
  },
  "r94": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "14",
   "Publisher": "FASB",
   "Section": "45",
   "SubTopic": "10",
   "Subparagraph": "(a)",
   "Topic": "230",
   "URI": "http://asc.fasb.org/extlink&oid=121586364&loc=d3e3255-108585"
  },
  "r95": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "14",
   "Publisher": "FASB",
   "Section": "45",
   "SubTopic": "10",
   "Subparagraph": "(b)",
   "Topic": "230",
   "URI": "http://asc.fasb.org/extlink&oid=121586364&loc=d3e3255-108585"
  },
  "r96": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "15",
   "Publisher": "FASB",
   "Section": "45",
   "SubTopic": "10",
   "Subparagraph": "(a)",
   "Topic": "230",
   "URI": "http://asc.fasb.org/extlink&oid=121586364&loc=d3e3291-108585"
  },
  "r97": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "15",
   "Publisher": "FASB",
   "Section": "45",
   "SubTopic": "10",
   "Subparagraph": "(b)",
   "Topic": "230",
   "URI": "http://asc.fasb.org/extlink&oid=121586364&loc=d3e3291-108585"
  },
  "r98": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "15",
   "Publisher": "FASB",
   "Section": "45",
   "SubTopic": "10",
   "Subparagraph": "(e)",
   "Topic": "230",
   "URI": "http://asc.fasb.org/extlink&oid=121586364&loc=d3e3291-108585"
  },
  "r99": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "15",
   "Publisher": "FASB",
   "Section": "45",
   "SubTopic": "10",
   "Topic": "230",
   "URI": "http://asc.fasb.org/extlink&oid=121586364&loc=d3e3291-108585"
  }
 },
 "version": "2.1"
}
</TEXT>
</DOCUMENT>
<DOCUMENT>
<TYPE>ZIP
<SEQUENCE>75
<FILENAME>0001466593-21-000039-xbrl.zip
<DESCRIPTION>IDEA: XBRL DOCUMENT
<TEXT>
begin 644 0001466593-21-000039-xbrl.zip
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M$)@4^G/VT\SYQ"B-GANEO6:_NXG2G<EF ZR[T]3.F 6<3P5#*%*C<HI\3 W
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ML;()8BB%XZER(TS09C+V!I+>#*9I@6E.T$VP_FQU&5X\YIK/'W.2#50*KQ)
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MXWV;<!/!FN89/)0K5:T(6&N)< ]=N3,W=DT"MEBXU?:;)D%"96G(<5]]IV0
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M(94&F<%(XPC$E M<O0I'J;79-_HO]]I!X'<'<E[0?&6_2/<UH/A$JCD0W_D
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M0:(9PX\>7G9^TLI=WJ^'MH57^!RN#D>9>T7_S8>BZP>NOU7LA.(T=V'E/ ?
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MM*58&99&6+6?(S-R;M >M-*"G*W^82C2?44X3*6=ALV.Z[9#141FN?/>>"4
MY9BVTG@?"55*4*(\P;@"A'J6O-/T^37!0AJ 0R]49)%()2(#QP8T+ 3LN9D_
M@;Z83YN^<)6R)EH?I0*6@K$U2BMC0@R:4!&1FS_A/K\GG+Y4/;8<(6:)0)XQ
M@K0$XR5("JRI,83,GU2GXC^G+VAD#4H#56D1 HO(Z^""MDYQI CSTK_<G$F5
M?>RS3.9XYQ65UA(, 49(JY^-%\%@X34"?_J"TUGSXBV?14S($B UU!$P&H@#
MJ>86E<$?L=(B(>=&3"\: 4Y./L)Q0X/QQ!+'D/=*N:@(H9XY:IFP<R.?:4>
MDQ.9AM" 4\,0>"1&G%:*$H8#0=1CHH!3@LBPGH.@_86<$M83"\YUC)&BB&P
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M/)GAC=XSKP[/%P0^"S P92V7WCF+.6.!&Z(]#QXSRAPP2+P AMG6A,EA G+
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MDO(_4J$Q7[BJ;[BJ9I$.6TN8\JOZ*O)%(VR8,"A+N59 +;'/%)$^B]@8[%#
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MU1K=Y?M,^9'N'26+7GH6\Y_,/.U3AGBNNF'R_&;(^WXM4%OQO@B]WNC7>Z@
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MY'8(5ZD3Q^[WVM]^=][BIA:D(MII *0(#K0J86/>"NDH^LZ@7'@^)B5CHO0
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M<R_>+FC9O>BTXLH%D[UK435"?X%&3T&C_ 8- WE1:S7+(I(R8XK&S&"M,PI
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M;/,F:P?70\ONSA>S3,RL6<#3*'97@&=9X)GR.:>I(TAPB#YKV2&NP2@D0,3
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M^.M/>O#^SXLWQV_XP?O.Z<'7E_$J,OL:??X;2RE#"!I8D#+K+6(PV#O R+N
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MP$0<@2'BP88H0",KHT0>62-S:0AJ2]7$5&;!NH)U#X-UR3^G*"(;J&4Z2).
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MP2#%;8D*%R\H7E"\J2B^2 K0*&&9(\$*I5B0V 8C:(ZI\""4P^IV&"]M$Y\
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MOW3"_1JNUMACJD70X\[ 4PU&3JZ9X<FXU'["'@OV+(0]U_JM6NPTIXP#EE@
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MWD6G9[&KW&^TRH)L2Q7B#/.7I^]B]MZ>97_MK<Z53?AR BM0>Q"H3>5P\]P
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MJJ3FSVR&*IXT^>QF?S3$G9O-J=?@WZ/^Y,ML".,9N-'N07< F)F_R_2QXYO
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MV3((S._LYWXAP9<N;;7=^#V"MC'7LV;QBMZC%;<$S.1EA.@K?9,ZYS.?D2<
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MZD+?9#E+HS26R'UD":%N3FI>F:!NJ5R/*ZB; >JN-#J+;3Z#"0A[^,$#(\C
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M!O:$T\CRB9#F@"\N@#8#:HTR44AA>,4W%H(LDW7=I*5!@\:)'"<2<8L3<E8
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M:EK7NBK357F;SL&^;IRTP5C'J,#<,&$L)MIRAC4643,^!_MZ!1GSA(SS2<C
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M*2+_61Z0\!6 @XLM=Z-4[M"<N9ZCFM.W:OO2ZLO!:#SJC [];@KCDDQ@F,(
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M!I+-"&YWSU=1PR2O'2"S "RV9OEJ.?-[@ME\'@@=9[-\42<4$T$3"Z6$ME!
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MKJU"Q>!<N4*>*SIKY&>K3$&F1#; $UPT4$*'#N.I[&A9>I06153Q[5 2;)2
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MC[_HAN<Z@:.IA/N:2GWN  _HMJK;0:A!/.T'MG'TQG06H,/_*LHE1>@ 2D:
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MQ./TV,_&K)\SX+[',$^P.#?DXL.7P*)<<T)3-3U@-/!87979W% M!BP7!GX
MWNO1&SS?F(?XO:_1W>*&">"J&,2WN0VQKVY[S'8T2PN!#RR?$7NED]@GD'C7
M2/.[H+'>_?!%-QC1/7 B',.U5.JYA@I;#[]ZKJ;IE%H$SSR).5_(]6NA!3*Q
MO44_E@EBRVT\I2 &G"',2/I:M-41*.&5+EP(6C1.ADK1)%LTZ8'GX1.,64=Y
MTYQ_%=^+BPXN4V:OQ[XC*-!R;)][0%E*V*4"6$<.^0@0IAD(IJNI9C4+E:S
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M2W4W<#P@B6W-7DLO-ER!'5?$EB^%>%[>1O3!E]:M6^00U\:R.%'&J>S+C H
ME*M?=&@$IP<FV$.<AQS;(8BPMW @.AV+'1OQ"6*$N $?I<J09Z*MXX!+=).
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M7#0J$X'CD["#-B/ZS>C///I&[VW5DZ,[\9#?8<#WC6?*6UC*7 'PD^]3U,!
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MW6[\_RV%S2VB[3 ":&AS7VRF-Y2I)V7,M0UR#:+F@RARGY2WRP8"S]36N!Y
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M%E![JL'-I(,9B%D4<F ^1#[-64RRP?2P68PWW8!/JO!-M85]O+>R<T>VU*R
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M982T+?'T^[^.+Z_.3RY?#/!2R:7/C;F$Y#0;P*5]PS#:J\DV@$L-X%*MEMD
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M)OS6N8[$5(B:-&2G_WOO\DQKK;@/3GPUZ,U:D]7)V(X-$AZ(:9+Q378Q&K'
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M*YG5X8'[(=+$8F&52B/F=.\UKC+BG<!$>&1]V,-R'EB$NA]!_\<#'EV+&90
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M-^Z .F[L@B^$RB,G%5UY@[]C$-R>8QAHE=@K-(X[_1['J./WD&-1>CQ>T@+
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M<ENM&WB838?8P>1%2:=<9+4ONMXIPKR_5UJ[4"2J4>8&$G4>_6A*-7&RIN_
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M%1F=^C":[\SQ GW]Y7\!4$L#!!0    ( (9FIU)!J9&\@R8  ,^. 0 5
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M27*M+<X<$0@XAZ=XN=$UR:K$ LMM"CALP3+2Z[(:6C"4\\W>)G_L3<",M&@
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MG93KSW8[7T].%1MQK#?1NTJ6)0$ZN(R@0JD\)7(@08A,HO 94D#+T3=Q'A_
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M%\NK\\5T#HO%YB>+JORZ:_ &;-N)CH'<V_2SWX<W%[\ZF/*M&.K0M?_V<7V
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MO0>6D77WY(!<:-"ZX=JLTT\S3./E!J7O3W!)]DE^MIIPNOQ\ZV)&7#+M0S*
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M@%J28:)E!)^DAL@L)JY25+I)-M%V2$]$5'IQHD%[CPW(KIQ\(48A%)<@D)$
M\]J+SP5'"^=29\9J"\X#B<F3NX;Z\F/ WHBW@-MTZF7-94 !LB@"*;R ((T
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M:IW+=IF_A/&L1J9PE(6VPM(>+$S6^CA%ZX_9@#&FN,RSBKF),G"<Y3Z9S?&
MI&K XN7ED?"MT^_K\C[,/N#BV>GTC)8U?Y869^'D?)4CR4V6F&FK8R&,3&EP
MM--!6B&$9-D1<3N=W1U?^&1DKQD7VG;C[!D!X\B3QA2 R9I<JYD$AX5!B#$6
M&Q5=+DU:@#_%X'>O$_$H'+^GP>\D1731@<_5;VMEW7R<D18NLK/>VY*;Y-<]
MLN#W3H)P>_![!X8\E+AAES5]#W[O$?S>158.$OS>@]$/18A+]DEG84$F54 Y
MF\#Q2!8B3\58QI&9)G-R'H[P[A;\OF^RNPM_#Q;\5LE[GX4!CL[5I"I#>%!
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M7-Q]5JM[Z\Q.9<*32& $8Q)E$),T@CS!,<Q2K,T2D+*4>M6GN2QR;!_)C<;
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MN^8#>[2_N[&YCKM7E\8)4G$J(<.Q62@E4D*N(PJ9IKGD29[3S*_855C]QDS
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M!;[:*EWO2,D]M3VV]UU0;Z>1/K#LF4U<50Z,HT>^1& \AR^8L'![4D.52O#
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M!!E?BL<Y))@D,(E1PDA"4TFDVW$^5Y%.+]>@1_AJI8%93M9J@T9O^YM:\TW
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M$%:"]Y*UM]3@/7K><$5X+YEQ5(7WX@7=UFDG#8GKM;_*5(J$4"!C(K,[)2T
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M'DC$#<!M$CAPQ*V'[><AMCXW=4T@6JV74[G6J@SDW1[>I1I#"!D0'.8 "UH
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M05A>EAP%6_G=T3%/7:EIV:%K]IE/[?Z^SB1ZN_C^?3$O27S"(%=2ZP)(S J
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M![P4@@DCM08(D1Q@D1I F68 *:US+4R>*__^+UXBQ\88!TIO*]TFM=I)I7=
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MY^O:TW%KZ,TE<+-"Y A1#H3)&,!YSEV=,PID+BC'J2XLY78YE.H([2#GW.?
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M%@I#)R85>4H>E(_"T#@EI<"[.S+3U-5"G?+9/N.R_!B4U(; - <2"Q<VGJ:
M4;N#RQCB-"-%BEW8>  5798S.N[9JGF4!=R%<Z[@ZDDRMZ/5-ZMT "J<39IA
MB$H?5T0-RQ?-]IX11,OE71T[<_U@*D_%!R[=.NCEEUVF/](JS16%@'#I?,&%
MW1)1!8$Q!G.L%>,LJ#IHH[2QL8-3K$S2JE)'M_K>4%"A&6Q?'T\D"'OW]=R
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MK+EM#&X,:HXX%J];[(.+Q69]Y3,X'S!U/F"Q:H#<@')PL'/;<U\WU-G3ZM9
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M[(2HO$ R%4#E@MM%F.* (:E EDNL\QP6)/>J#A!;L;&1W"\N-O; N.30NO)
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MK>G;9O-9E=[6&[H1R1N^FJX>S+V4;G)SFX+%;"I?JO_?)XGB+*>*8 7R%#.
M86[7YB0M +.VYRKCG.*@>!<_L6.CF%+K*D-7K[:+E3 J\<3;CU?BH]@SR>P
MW*M\EU3J)K_5?_:2EQN&5$S"\90\*/N$H7%*18%W=^.E?^CIT[>U5O<_])(_
MZ4\;QW4/IIK''S;KU=K.Y2Z-SBHC)TBF4B#$068T!M@M?RC+$8 JRX5BU$CD
M5?J[D_0QLI3LGKH6B'QN"L5R"K31U 5",L *28#4&).BH 3G:F*?)!:OCOVA
M%OVAOU4_J?5/CNI:)@<&)" 9=*C\YI3>X.]Y:CG#O=+<33;GT-]5R,>;7SJA
M%G.:"5-@T-FF$S:GDTZWAW0L6+,1=BK[=5W%./TQ74UDAA5!F64YI>WRUV@(
M!+:DA_)<H$(+;'!0(^(S"6.;0RH%DUK#Y#>G8VC]JS,4_0CH)FQZ)IDP6,*K
MQUPS/6JQF#,AP]:&N6;C62F8JQ=V+;&]*JOL;9/[=SD#.:98,XF ZRI>U45@
M7%OH>*ZP+(H,I5[U,-L$C>T;KQO[E'%6E::A5;>O .KWG<> J6^?CE.QRE+;
M5H3H(\&B#8FX);FOR!JX,G>SQ><%NENN[U@SQ:T>WK@C3^=/MT^NFG3L3SW?
MO.POJ0]%[W_G2_6!3Y?_R6<;?;]:;;Z7IW&K+]/5/S\LM3[,0IY@GE$#$04%
M3>WVJ"ARP)4+,X92YUCPPM"@C6GO&H^-I)R.P%@E]TZW97#]@_['V8_R1C5Z
M _H3#JT]="HDXB6YZ'=P-M\ESNJD-#LYL/LN<98GSO3C"@X1Z\@,-4Y12]#T
MKO2PU6N&&H.SPC>#">X09_4WEWXV+[7@\I]V.SQ7^Q]]?;82%TNMWCMIS\NI
MG2E=Z.(^_&O;(YJ(G$.B@3;$SDI2VED)<0V4S$Q>&"@T](^TBJ+2V*:=O06@
MLJI<!1[\=&=8<F#9G_Z-(EC\]31>-"#()\[X-L]&KS-J/4\W!T,C+@[8ZM*
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M&D K_G6&SF^"&6PP>IZ&(K6.&DG[IS[FM?^ONZMKDA/'LN_S*WB<B2C-@B1
MFH>)L*O=';WAMAVV=UXS)"'9&9&5U":9[JG]]2N1D-^0$D@4GG[HKJH&[M41
M.ES!O>>.<^CG:<[4]8ST<]&!>MIL8SC<M&RJB[M_6:YVVLB"%!+'3$+ &2\
MSH6.JR'54P=)BKF(*69.E1,==N;VPJ!QJU8F+,K5BFTJ(XN_5RET%"GL@M:.
M_CP %IC86@_-$V2O9O$0-5YZU,CNA\&K0G:'J6GUL?O'>Z6.?>=P-U(HY'+Q
M7D_)ZM/W<MU(#2Y86N"L(!3D1:%WV"K&@&(D01QG%/(T)T6<V3#!K8O/;?G7
M_D6U@XV,IMV2OPE<_SH?"T?P=__62%BOZ;XA'Q=RU:[D2HJ_?RM__)<^;;^(
M]0^7:_?F)2=9L'V#:5=I[S$#BQZ;+]A-Y=/;E\<5JZKZZ^"")4CF"G.@BECJ
M9[9>LYR) J",2*DWO52EQ*G:L=O6W!;NZ8?]?<$>?XEJ=YLOV*XECSTPVSV_
M/8$7>)F/P,V]X/$^(EXK'7O,35OB>'_<5[6-%J>,Y0_S8?$B@24E*<1Y H%,
M46(:T2G !*4@H8@D&$-,L%,%8Y^Q.3.(>QI +ZRNA#$.K D9H]80"IDA9(-)
M&,ZX8>^52*-[Y-VLT7..^X[@W7IKA(B+0M]&5?.?]\NU3!9(TARRC  &,088
M)1@010D@&98($4[BV.HE0:^5N1'%WM&H<?&A_2$RSD8?UY8?X?J!O;]U\ )7
MZ!<$0Y%RVE'<16+$UJ+[VI/M,>X.[W2S<?]@?\L?+E2.!,]3#I*<I3I<4!(0
M3C, 90XY0E P8J4?WFOEIUK^7_\LQR]_.&+Y.\'UFLN_#RDORQ\&7/[P]9<_
M=%G^<.#R/_F(?]'VL^XE>4@0>U-5<ELM%"20<(:!E#D"6$$&>$QR($3*\R1F
M&.6Q6P*QG6&K>W[2C.)C3^3:W^C1-, U^LZUO\YI.C;@VVTR/ (Z61)/[6CT
MU];EOQUA/68HW@%V2%:/ TZ>DWQL+$^=\^. QHT4()>SAT8H[Y[DYIN^W&^;
M\L_M=R-AS=8OBQS'""*( >=4<Q(5A>:D3,<H3&I&2C0SV?7OO&-GIE%*ZVNT
M=S9JO'6-46Y#:QNEC 9LFCC%%:L!44HO$J/CE-M7GSA2Z1WB=:S2?_BP:.6H
M.'D[O[6  L%8[U@$$Z91> (!DS$#,J,PT>@R%CL)'-VQ-S=J.-%3;?-C73/[
M[R%L%XMXQ"TP0]R +&1*L24P/J..>R8G#3<LQW\99]B>-K!F4N^C/JJ]<.VO
M3-3-V?Y@_UX^[9[>EAM-7YK%'IF^@?3?%XGY1V $.#)1!\YB0 5.S$\DE;&"
MF9L*MHOQN?%-O=U_OWSJT6H>#[@=XX2",3#]U B6JE&\CEK/'Z+&]^C@?-1Z
M[[% <P!F7NLV7>Q/6\XY )FK*L\AUQA&8$U#R4_ZUMHVJLT)RDQJ5P%4JG0D
M9 0A",H40)P)*'@"&<$N-'5M8FYDU#8PK5T<*(=] T@[^AD'3V"2<43&F4>Z
M!^^3+6Y8F903ND=YN?)[CAS8H,.TXOJJSZU;#D.&LYPS"B 6*< 0IH!FB@ 6
M2T00*1C-H%,?CM.KSVU5U\Y%QKM!#9O/D;-;RX/Q"+R,[:%P;Y!Q:\A>^V"<
M&9BVW<6ML5UUM;AYT,0=6$WIQ_;E]W6UW=2J7E7],O7K=[;^N.^\]Z&L16-D
M<=$Y_K>-81JVE0<UB<_E:O5KN3%77> \+O)<3PM"& *,> &HC%.3.XH3JG(J
MW!0A9C:^N3%6ZWO4.!_5W@/COHW,RD]Q2]D1Z<R\GA&5>V@DN\<H.@&I^7*V
MU3!%']N^L@>D'J+;-V9T<6,&Z08^TSMA%JUJ PWQYVAL&W9^O;7!#>SFW.*,
M?]5#^7V]KQ^O)8.. FA,9#(Q.P]8)!G .2: 2Q6#/*40IPE*4FE5-/:ZPYA;
MU% 3\(^:@$L5,3.^*MK?4G,)%7KOBM>."'S-]7_,@W\/B$FHV4,21N/O=2?T
MYWA^]X[D/^0Q;3-;TSV-K;QQ>^A6F^VB>7O?]H0C,$FXOI'BK"@ 3E4*>$%3
M$,?*S V2K+ JR;RZ\MP>38US=H^A:YSZGPRC1A^8K-MO</[:L'6.MH?)]#DG
M+*9_NV2PZXM.0BJ=8VG7>?<!PR7/UQK7E\_LSS]T2+U9LE7U9EU\V3T_KY:R
M6B28I2FE"2B4T"N20P$XQP)D4(>E6481=HM,[QF<VT+5;D:MG_IQO],8&N6A
MUEUW*?1>M.TB/I\8!E[N!U<?HE,DJS,0'TP.8>4U'=D.(-^*Z;TV)U=.MT'@
MEH*ZU7D#<PV7/Y:%7!>5CDZ>RG5=K6T$FA98*IF)0H <8Z4?_"P%A D":(8@
MX@0+DDNW6H@N4U:+8]KJA]K!Z."P8W)A%Z1V7#(*IHG2"5L7'Z(&JMK+A_Z.
M8.YIA'>0\)H_V&5KVL3!.R.^RAB\=_Q0F?4M6ZYET8HS-3&N9*)0,L] D4@!
M,,,,$$4XP(F,1<P)B=WRCF^;F5V\T7@9M6ZZBHC?Q-*."\8C%)@)KL )T,VY
M'P2_ N0W+4TL1]XWVFMQ\MZCARW_PUN$MR\G?;K?LFI9U0DF%.J8(.<,X(+%
M>O7S!) B%D (T\DTH9(BZ<(#=^S-C1!.>Y?73@[*V;D'LAU!>(0N]&L&5]2<
M><(2"Y^$<<_DI,QA.?Y+"K$];227[(LD]<;E_9)QDSFH]RZ-O>+C^K,4N\W&
MU%*NBP_E>M/^6KOQ7C/<[UOY5"U( 6F:QAE@C.< YTD.&!=<_\H4B@66.7+*
M]_7JW=QXZO@EY*$I+Z[W^"<CC-HA1CJ$/PRR/NITF.UZ-2.-ZJ$.Y3HO-X$C
M,TX]M8%Y]%5F=3@7^T0_"'-[<?!U>-XGMIU/!:]&!DI\*R5-PVIY*(S[S+;R
ML5QOE^N=-M84XIM^X1+G,:,H RG/F0E-"2!8*<")2BB70F0H<6EP96_:B?TG
M:(%U\+PN]C1>.XI_VX-N1\AAH S,MD<43RIGC=^&6/5RU0NB]OG!Y!\('3=Y
M% YWQLNKEKB]]6GEQ9U1N5(<=[_"6*72#W+;U/ ^EM6VNE#75"C/D-XR@T)*
M!3 M*" Y42"C#/*"0IP3M\QU.[MS"U=/=3FUXU'C>52[/E3,M!]Y.^(*@&=@
MUNJ%<B*]4RNLPDB?]IM^)154*SRZ!5'M3A](5,MOZZ5:"K;>OA&BW!DF_/:I
M7"V%CO5.>$I'4PAIBBJ0I$8M,08,QD1/!<\)3RE*E9,F@)W9V='4[NF);5YJ
MO?'C *+C"*)V"(Z<93<)EI3E'=K0C-4/I>:L(&SE!)-7LK*S/"U7.:%Q155N
M9P]C*LV"YO/FITUIOGL6;U_^IS(9D/LN\V87:@*[>HNZ*(BFHU3&((<RTVQE
M5)U300!+<D08YBG,,I>=H+WIN>T$3010-V,S'IM4Z8//T=%I-[)RF <[P@J#
M;F#2.@#;NFURVO_:H/PW-YB=N<L=,9_\Y6!]4@YS1^62QP9<870CG'LIXE57
MCOB^GXM02F4X5D B(]&D</U]I  )PE(64K B3P>VS1GGV>QBM]-F,18U*E5O
MD<KHQCPCI]UU]SKA9$ZXOYU@'L<T"O*#>:"V0B.=>ZTF1'XP[6E9Y,G 0!F<
MU:K\DVE,?BTWOY0[OE6[51-15Y^ED,L?]>I7I"#0J%S$B$F 66)ZI2']#,A@
MGF<0YIPY)>'8F9T;H[\W>OP'UR-5;EJ1N?=E5;F&M9;0HR1)8K.UB-,TU= +
M!C@U_6,HY1K^.,YAYMY^W?\$3-=G_=A*_2U;F3$\1/_-UCOSGB0),@4X2?.$
M4?,NRG3WY5D,2)$RP)"0&2J03'GJVCP]U 2$[Y*N+9QA_X<FG>\1"@.]7=CA
M'\S ,47K7'3T[J&;63R*4CD!Y56MRL[RM#)63FA<Z5NYG>WV?"ZWV\WBW;^E
MV)F/AU]VFQ_+'^6FK<2IXP*V^BRWRWT"G='%:W*]29;B%%($J(0(8(CT_DP5
M",1$QA A"BFW^L WV(.Y/;4/8XC:01RKSYIA1,=QU(J.=E0V?([Z66T2Y$.G
M,KB#?C^9WQ/Z12GJ&O<ZT'[=63AS)=QL?);/^G+UWG2YU@^7I_VFE?%RMXWD
M8:JJTZFJ3J=J<YRJ9WWEOX]_(HV&=_]P,I<QCYPD1LT#9_B%)WGVC!YW^Q@:
M?Z% $DF=^]6C(.2Z,.Y\T'=LHPC,6<)%8CI@01&;K[WZH248 A!")9(""I$S
MKP)( YR<VW/M5+MTD#)SD)FT?$_XRO,3.KQWF!K_^D CL)M4_6>(G_/2]AF!
MM+-RSQA;0WMX''*P/VC ]DWY6B7+A4@987$B02YC ;"BIINQR(&*%8929CQ#
M3I3=:VUNW'OT\*P6PL1-A^XW^PV\XTO!?LSMR-4;DH%9\L3/6E2U132$6JH5
M)GX;<?09G+CSAL78KUMMV)PTC%@>R\USN6%;:1JO?S%5'$VA1[T]RT7&A<A2
MP"4VA?\J!S36/^4%S_($Q5)Q)V+IM38W8CDX&QEOHZ.[;C32C[ =C7C#+3"-
M=$(60!W "A.?--)O<%(:L1K[)8W8G32,1FJ)PD^EIJ3#+K?)6C9A4*4?Q$:L
MH/E3<^LG@F:9V6B2/,X!%IP#;GKX%%*23,*,XMBJ"?L('^9&.7NET_,QM$G\
ME</KT#'38L=(@<$.S%/W<0Y 6",@\TEC0]R8E-Q&X'1)>6,NY=[-^>N&F<^Q
M7UZ>>+E:*";B3%$&J*!F4R;KGHH,Y#1A0A (!8IM^S>?77ENI-4X%^V]L^_0
M? Y7/^V, B$PF5B.WZGK\LVQCNBS?'Z]R3HKWQS&:2_EVP<,BT$N>A-\V)GE
MW"1U51]WVVK+ZG2)7Y:KG3[LEV4E5J4I9Z]+U0\;>Y8H$2=, 5JHQ/03@H"G
M60P44?I_D)@2Z+3G\>/6W!9].RK0=EMI]0#K844GX_J'6\CB:1;MHICIYR8P
M%UTUP=D/Z9 O>S8S%Z7L05[V^$789QSDR;-)0R._:%Y&2YZO/E2"\MMN96ZJ
ME_:UUTLMBR:0A(HA!&*5QP!CE@/"$KUEQ 1G6<%$AI";!N5-.W/CV:.;A[?;
M+X-DY[IPM2-*#V@%9KXA0 U0I.R%P:\DY6U3$VM2]H[W6I2R__#1JI1-HNN7
M[U)N?]N4NV?-1ON:&,Q)P;#B *H4&8$XS0P942"1 B<J3Q.2.4G4VAB=&U><
M*H3QES8K.*H=CUK/AQ4O6<V!'97X1C8PK_@!=8RFY5V4 @E;=MM]+77+NTCT
M2%S>/W>@1EDCP/M);NI Z:C8D.<%QCGB0.4\,]4B*:!4*I 2!3DO,O-EWH62
M.BW-C8<.DM#:T_VVPU&!K!-2.X;Q E1@6KG&*)#4Q5TPO(J'=1J;5BOLWIBO
MI,'NGC",'#[)=:5WUMT?6W*:92GG$"!>8("%:78O4V("&($+F<5<.GT#NV=P
M;E31^#O@T]9=:.VXPB=@@2GC%*L GZ=LD?#)%W=M3DH;M@A<LH?U>0._K6^^
ML?7R_^IW=(_ENBI7RV*?D;@N/NUK">I?/ZI?EVL=XRS9ZHO^RSY3T?&%J!=;
M,UHSI^,Q/6M.1E1G")Z.R;PD/8PJ.@XKR'M1KT![_3SLQ;%I/QC[Q/+J$[+7
MBX_._GV\2$--A8(88@&0,A(P4@<0',89$+'*<X5(GG*G]Q[=IN86.CQ>)_T.
MSN^]1-6.+/U@%9@!SS)['Z=)Z^U (U!.[Z6UUTKH[1AU3S9OUQD^U=+/O_&]
MV?XJ]17W'+4S;VK/#E[DIKXK2100(H6F8AD"+AC3OU(L4\4DB]W>68SW:6Z\
MTS@;';SUIK'N-E66[T*FG8#0;TVL5=G9-KJ>J(N3)M-N'P1W>%%W-[=FH/8^
M"$<[&?AAEW;/$7RWWBZW+U^^R]7*%)>Q]<L"(\&0(J;"-D\!%@4$3.HYI(@P
M&F-)A+1*.+I]^;G1Y][#J'8Q:GRTSQF\ 5\_#XX')32EN>#AE$/8/>P1B80W
M+CI9-F'W@$Y3"GN.&EAE+[^9S=QG^5QNC!#H[T?9AO>'WE2<4L1IPD'&$@1P
M2G+ 9:% AC'*<2'C.(9.5?,61N>VM!N?HX/3T8G7([J(64V 73CD&]; Y. !
M4?>:=@>(O-:HV]B=MN;< 8FK&G*7<T?FQ9QT;ZP.?;E:"2I3&(X) Y"9]T-8
M<L"R+ <Y%X5*<:P0*0;EQ?08G1LOG:9P'%P=F/_2A[4=!?E&,# %W00OP.<G
M%UB")+STV7V=A!<+)#H37FS.'2"#]Z%<RY7>/FV6PGSNVAY9)I-0ASN0(E,S
M 2&@D,9Z'Y/GA!:08F55Z]1C8VZD<N*E:0/P+#?;EX?ZV^RV_K+T[G]WR^>G
MOI<+UNCV\XHGS +3R!E<-4@#).8Z\'$0D1N/T^O*Q)G;C"UKP=UM&3WO[SM3
M7U_6%:W;[VP='7 V\G#;RI= 7#]TO1)P':=.)_+6[_N9C-N=0P=N(=LO@B=?
M"3^5U;)^UW0H/(N5(#2A(%.9 CB!!% 58\ +1) D.4H%<=I"6AB=&ZL>?#[_
M&-^Z;?/A:O@$6&XA/<,:>@LY'E'W+:0#1%ZWD#9VI]U".B!QM85T.7= +*?I
MK=IJEMN4Q4YL6T&:0@D=Q'$%>$+-V^A4 A;C'*B$YRF2*97*7K/XIHFY<4[C
M9-1Z68=O7\MR9;U+[('3(G8;#5)@!KG"9T#DUG&OV0=NHT&:5=S6(/K<C,97
MB-8+4F^$=OO,Z0*T7L_/XK/^(\?6G+[Y)M?BI=%/A2A#C&44)%P0O:M-<[VA
MU9O<0J4LPX6B:FC)Z:F9N='A22'EWLV!DK8=H-H%6>.A"DR* U :46UZ"X0P
MQ:9GEEZIUO36:+M+36\>W<4#IY/S7O_TS[^T?]'_,BW"_OF7_P=02P,$%
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M.IM^#3-B9O5L_3PLE]^G\X__&69G.'$63525*>LJ*UY!8&A(3-S7+D.FL"8
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MY,T'B8)%"MRLK)<&QE!D8** Z)$S8\DDLR;/?':D;^0W/R>%VA&:Z1EP?Z<
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MKD@ET3&0VO-:]Z@@."')A'!9+(4K1>:=8+33<N->#0T,GN$%/#IDJEC>76Z
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M_11AX[[\;FBHAE1(!\;I/DF]P^J1$DMW3:_.PJ+'  :))\50U_%,Y&@(%TW
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MBZ&*\9X!L][(%\EI+"HFLEFJVTCZHL[?=1!1H,R:V?*X\&EH9;L#E6>D<O?
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ME$(!9&R05(L3X$DI0F#!H]-.2M6DZ_DV@H[5GX^?^Y$8^ O]PK\O=$E%Q2Q
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M,3$P<65X,S$Q+FAT;5!+ 0(4 Q0    ( (9FIU(]MJF*#@@  '$D   3
M          "  4@(  !A,C R,7$Q,3!Q97@S,3(N:'1M4$L! A0#%     @
MAF:G4DO#Q&"J!   [0\  !,              ( !AQ   &$R,#(Q<3$Q,'%E
M>#,R,2YH=&U02P$"% ,4    " "&9J=2O@=87JP$  #6#P  $P
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G+3(P,C$P,S,Q7W!R92YX;6Q02P4&      H "@". @  CZ(#

end
</TEXT>
</DOCUMENT>
</SEC-DOCUMENT>
